[    9.182569][  T161] ------------[ cut here ]------------
[    9.182915][  T161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/161
[    9.183326][  T161] CPU: 0 UID: 0 PID: 161 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.183737][  T161] Tainted: [W]=WARN
[    9.183887][  T161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.184147][  T161] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.184403][  T161] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[    9.185124][  T161] RSP: 0018:ffa00000007d7ab0 EFLAGS: 00010286
[    9.185380][  T161] RAX: 00000000ffffffa6 RBX: ff11000005751540 RCX: 1ff40000000faf1c
[    9.185682][  T161] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000057515f8
[    9.185984][  T161] RBP: ff11000010f61000 R08: 1fe2200000aea2c0 R09: ff11000005d62e80
[    9.186291][  T161] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.186601][  T161] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f61000
[    9.186901][  T161] FS:  00007f6477a81840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[    9.187252][  T161] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.187504][  T161] CR2: 0000000000479648 CR3: 0000000013c76002 CR4: 0000000000771ef0
[    9.187812][  T161] PKRU: 55555554
[    9.187961][  T161] Call Trace:
[    9.188120][  T161]  <TASK>
[    9.188225][  T161]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.188426][  T161]  ? notifier_call_chain+0xb0/0x320
[    9.188625][  T161]  rtmsg_ifinfo+0x5c/0xb0
[    9.188781][  T161]  register_netdevice+0x137a/0x1980
[    9.188979][  T161]  ? unregister_netdevice_queue+0x470/0x470
[    9.189241][  T161]  register_netdev+0x23/0x40
[    9.189435][  T161]  loopback_net_init+0x7d/0x150
[    9.189644][  T161]  ops_init+0x187/0x560
[    9.189799][  T161]  setup_net+0x11b/0x3b0
[    9.189944][  T161]  ? unregister_pernet_device+0x80/0x80
[    9.190146][  T161]  ? lockdep_init_map_type+0x5d/0x250
[    9.190343][  T161]  ? mutex_init_lockdep+0xf6/0x120
[    9.190545][  T161]  copy_net_ns+0x2fd/0x450
[    9.190749][  T161]  create_new_namespaces+0x371/0xa10
[    9.190950][  T161]  unshare_nsproxy_namespaces+0xa5/0x150
[    9.191158][  T161]  ksys_unshare+0x47e/0x8c0
[    9.191356][  T161]  ? walk_process_tree+0x350/0x350
[    9.191553][  T161]  ? __ia32_sys_open+0x1b0/0x1b0
[    9.191758][  T161]  __x64_sys_unshare+0x34/0x50
[    9.191951][  T161]  ? do_syscall_64+0x82/0xfc0
[    9.192160][  T161]  do_syscall_64+0x117/0xfc0
[    9.192353][  T161]  ? trace_hardirqs_off+0xd/0x30
[    9.192549][  T161]  ? exc_page_fault+0xee/0x100
[    9.192751][  T161]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.192996][  T161] RIP: 0033:0x7f6477d43bcb
[    9.193214][  T161] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[    9.193928][  T161] RSP: 002b:00007ffe9f1aa418 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.194234][  T161] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6477d43bcb
[    9.194527][  T161] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.194829][  T161] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.195135][  T161] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe9f1ac640
[    9.195429][  T161] R13: 0000000000000001 R14: 00007f6477a816f8 R15: 00007ffe9f1ad8c6
[    9.195733][  T161]  </TASK>
[    9.195878][  T161] irq event stamp: 25549
[    9.196020][  T161] hardirqs last  enabled at (25557): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[    9.196373][  T161] hardirqs last disabled at (25566): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[    9.196712][  T161] softirqs last  enabled at (25064): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[    9.197050][  T161] softirqs last disabled at (25062): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[    9.197403][  T161] ---[ end trace 0000000000000000 ]---
[    9.214542][  T161] ------------[ cut here ]------------
[    9.214757][  T161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/161
[    9.215107][  T161] CPU: 0 UID: 0 PID: 161 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.215500][  T161] Tainted: [W]=WARN
[    9.215649][  T161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.215906][  T161] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.216172][  T161] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[    9.216861][  T161] RSP: 0018:ffa00000007d7a98 EFLAGS: 00010286
[    9.217112][  T161] RAX: 00000000ffffffa6 RBX: ff1100000549ee40 RCX: 1ff40000000faf19
[    9.217403][  T161] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000549eef8
[    9.217699][  T161] RBP: ff11000007951000 R08: 1fe2200000a93de0 R09: ff11000005d62e80
[    9.217988][  T161] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.218285][  T161] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007951000
[    9.218578][  T161] FS:  00007f6477a81840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[    9.218929][  T161] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.219185][  T161] CR2: 0000000000479648 CR3: 0000000013c76002 CR4: 0000000000771ef0
[    9.219478][  T161] PKRU: 55555554
[    9.219625][  T161] Call Trace:
[    9.219774][  T161]  <TASK>
[    9.219876][  T161]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.220070][  T161]  ? notifier_call_chain+0xb0/0x320
[    9.220259][  T161]  rtmsg_ifinfo+0x5c/0xb0
[    9.220404][  T161]  register_netdevice+0x137a/0x1980
[    9.220595][  T161]  ? unregister_netdevice_queue+0x470/0x470
[    9.220832][  T161]  ? alloc_netdev_mqs+0xed0/0x1490
[    9.221018][  T161]  register_netdev+0x23/0x40
[    9.221248][  T161]  sit_init_net+0x299/0x570
[    9.221440][  T161]  ops_init+0x187/0x560
[    9.221586][  T161]  setup_net+0x11b/0x3b0
[    9.221736][  T161]  ? unregister_pernet_device+0x80/0x80
[    9.221921][  T161]  ? lockdep_init_map_type+0x5d/0x250
[    9.222119][  T161]  ? mutex_init_lockdep+0xf6/0x120
[    9.222310][  T161]  copy_net_ns+0x2fd/0x450
[    9.222495][  T161]  create_new_namespaces+0x371/0xa10
[    9.222699][  T161]  unshare_nsproxy_namespaces+0xa5/0x150
[    9.222895][  T161]  ksys_unshare+0x47e/0x8c0
[    9.223089][  T161]  ? walk_process_tree+0x350/0x350
[    9.223290][  T161]  ? __ia32_sys_open+0x1b0/0x1b0
[    9.223486][  T161]  __x64_sys_unshare+0x34/0x50
[    9.223680][  T161]  ? do_syscall_64+0x82/0xfc0
[    9.223870][  T161]  do_syscall_64+0x117/0xfc0
[    9.224059][  T161]  ? trace_hardirqs_off+0xd/0x30
[    9.224262][  T161]  ? exc_page_fault+0xee/0x100
[    9.224462][  T161]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.224706][  T161] RIP: 0033:0x7f6477d43bcb
[    9.224910][  T161] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[    9.225618][  T161] RSP: 002b:00007ffe9f1aa418 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.225920][  T161] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6477d43bcb
[    9.226217][  T161] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.226509][  T161] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.226806][  T161] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe9f1ac640
[    9.227104][  T161] R13: 0000000000000001 R14: 00007f6477a816f8 R15: 00007ffe9f1ad8c6
[    9.227399][  T161]  </TASK>
[    9.227541][  T161] irq event stamp: 35621
[    9.227686][  T161] hardirqs last  enabled at (35629): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[    9.228021][  T161] hardirqs last disabled at (35636): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[    9.228367][  T161] softirqs last  enabled at (35384): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[    9.228702][  T161] softirqs last disabled at (35343): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[    9.229031][  T161] ---[ end trace 0000000000000000 ]---
[    9.262087][  T162] ------------[ cut here ]------------
[    9.262253][  T162] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/162
[    9.262486][  T162] CPU: 3 UID: 0 PID: 162 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.262757][  T162] Tainted: [W]=WARN
[    9.262856][  T162] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.263020][  T162] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.263708][  T162] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[    9.264181][  T162] RSP: 0018:ffa00000007e7020 EFLAGS: 00010286
[    9.264348][  T162] RAX: 00000000ffffffa6 RBX: ff1100000549f700 RCX: 1ff40000000fcdca
[    9.264543][  T162] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000549f7b8
[    9.264744][  T162] RBP: ff11000010f61000 R08: 1fe2200000a93ef8 R09: ff11000005d65158
[    9.264940][  T162] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.265145][  T162] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f61ce1
[    9.265343][  T162] FS:  00007f7c1ab1f840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[    9.265573][  T162] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.265743][  T162] CR2: 0000000027853988 CR3: 0000000011709003 CR4: 0000000000771ef0
[    9.265937][  T162] PKRU: 55555554
[    9.266035][  T162] Call Trace:
[    9.266140][  T162]  <TASK>
[    9.266209][  T162]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.266347][  T162]  rtmsg_ifinfo+0x5c/0xb0
[    9.266446][  T162]  ? mark_held_locks+0x40/0x70
[    9.266576][  T162]  __dev_notify_flags+0x1b8/0x280
[    9.266717][  T162]  ? netif_change_name+0x8c0/0x8c0
[    9.266849][  T162]  ? __dev_change_flags+0x4a4/0x660
[    9.266979][  T162]  ? netif_set_allmulti+0x250/0x250
[    9.267114][  T162]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.267247][  T162]  ? is_bpf_text_address+0x68/0x110
[    9.267383][  T162]  netif_change_flags+0xfe/0x190
[    9.267514][  T162]  do_setlink.isra.0+0x1cc3/0x2750
[    9.267646][  T162]  ? rtnl_link_get_size+0x350/0x350
[    9.267781][  T162]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.267947][  T162]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.268075][  T162]  ? validate_chain+0x38b/0xc20
[    9.268210][  T162]  ? rcu_read_lock_any_held+0x66/0x90
[    9.268339][  T162]  ? stack_depot_save_flags+0x367/0x770
[    9.268476][  T162]  ? __lock_acquire+0x508/0xc10
[    9.268608][  T162]  ? lock_acquire.part.0+0xbc/0x260
[    9.268742][  T162]  ? rtnl_newlink+0x883/0xea0
[    9.268873][  T162]  ? rcu_is_watching+0x15/0xd0
[    9.269001][  T162]  ? lock_acquire+0x134/0x160
[    9.269136][  T162]  ? rcu_is_watching+0x15/0xd0
[    9.269266][  T162]  ? rcu_is_watching+0x15/0xd0
[    9.269398][  T162]  ? trace_contention_end+0xb3/0x1a0
[    9.269530][  T162]  ? __mutex_lock+0x1db/0x2010
[    9.269664][  T162]  ? __mutex_lock+0x9b2/0x2010
[    9.269793][  T162]  ? rtnl_newlink+0x883/0xea0
[    9.269922][  T162]  ? ww_mutex_lock+0x160/0x160
[    9.270052][  T162]  ? __rtnl_newlink+0x3fa/0xa50
[    9.270188][  T162]  rtnl_newlink+0x8d1/0xea0
[    9.270320][  T162]  ? lock_acquire.part.0+0xbc/0x260
[    9.270452][  T162]  ? __rtnl_newlink+0xa50/0xa50
[    9.270581][  T162]  ? mark_usage+0x61/0x170
[    9.270716][  T162]  ? lock_acquire.part.0+0xbc/0x260
[    9.270844][  T162]  ? find_held_lock+0x2b/0x80
[    9.270974][  T162]  ? __rtnl_newlink+0xa50/0xa50
[    9.271111][  T162]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.271243][  T162]  ? __rtnl_newlink+0xa50/0xa50
[    9.271378][  T162]  rtnetlink_rcv_msg+0x40d/0x9e0
[    9.271511][  T162]  ? validate_chain+0x38b/0xc20
[    9.271642][  T162]  ? rtnl_stats_set+0x3f0/0x3f0
[    9.271777][  T162]  ? __lock_acquire+0x508/0xc10
[    9.271910][  T162]  ? lock_acquire.part.0+0xbc/0x260
[    9.272042][  T162]  ? find_held_lock+0x2b/0x80
[    9.272177][  T162]  netlink_rcv_skb+0x14e/0x3a0
[    9.272313][  T162]  ? rtnl_stats_set+0x3f0/0x3f0
[    9.272448][  T162]  ? netlink_ack+0xcd0/0xcd0
[    9.272585][  T162]  ? netlink_deliver_tap+0xc5/0x330
[    9.272721][  T162]  ? netlink_deliver_tap+0x13c/0x330
[    9.272864][  T162]  netlink_unicast+0x486/0x750
[    9.272995][  T162]  ? netlink_attachskb+0x810/0x810
[    9.273133][  T162]  ? __lock_acquire+0x508/0xc10
[    9.273266][  T162]  netlink_sendmsg+0x735/0xc60
[    9.273396][  T162]  ? netlink_unicast+0x750/0x750
[    9.273529][  T162]  ? __might_fault+0x97/0x140
[    9.273666][  T162]  ____sys_sendmsg+0x419/0x850
[    9.273798][  T162]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.273929][  T162]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.274089][  T162]  ? move_addr_to_kernel+0x40/0x40
[    9.274227][  T162]  ? stack_depot_save_flags+0x367/0x770
[    9.274361][  T162]  ? validate_chain+0x38b/0xc20
[    9.274495][  T162]  ___sys_sendmsg+0x14e/0x1d0
[    9.274622][  T162]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.274786][  T162]  ? copy_msghdr_from_user+0x460/0x460
[    9.274924][  T162]  __sys_sendmsg+0x145/0x1f0
[    9.275054][  T162]  ? __sys_sendmsg_sock+0x20/0x20
[    9.275189][  T162]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.275353][  T162]  ? do_raw_spin_unlock+0x59/0x250
[    9.275483][  T162]  ? rcu_is_watching+0x15/0xd0
[    9.275612][  T162]  do_syscall_64+0x117/0xfc0
[    9.275748][  T162]  ? trace_hardirqs_off+0xd/0x30
[    9.275876][  T162]  ? exc_page_fault+0xee/0x100
[    9.276005][  T162]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.276174][  T162] RIP: 0033:0x7f7c1ad5908e
[    9.276310][  T162] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    9.276780][  T162] RSP: 002b:00007ffffdf60830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.276972][  T162] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7c1ad5908e
[    9.277167][  T162] RDX: 0000000000000000 RSI: 00007ffffdf608e0 RDI: 0000000000000005
[    9.277360][  T162] RBP: 00007ffffdf60840 R08: 0000000000000000 R09: 0000000000000000
[    9.277548][  T162] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66c
[    9.277742][  T162] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffdf60fb0
[    9.277939][  T162]  </TASK>
[    9.278035][  T162] irq event stamp: 15567
[    9.278138][  T162] hardirqs last  enabled at (15577): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[    9.278366][  T162] hardirqs last disabled at (15584): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[    9.278587][  T162] softirqs last  enabled at (14766): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[    9.278816][  T162] softirqs last disabled at (14761): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[    9.279038][  T162] ---[ end trace 0000000000000000 ]---
[    9.284771][  T162] ip (162) used greatest stack depth: 23512 bytes left
[    9.441894][  T166] ------------[ cut here ]------------
[    9.442162][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/166
[    9.442527][  T166] CPU: 0 UID: 0 PID: 166 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.442947][  T166] Tainted: [W]=WARN
[    9.443112][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.443367][  T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.443636][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[    9.444391][  T166] RSP: 0018:ffa0000000827ab0 EFLAGS: 00010286
[    9.444656][  T166] RAX: 00000000ffffffa6 RBX: ff1100000269a580 RCX: 1ff4000000104f1c
[    9.444971][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269a638
[    9.445289][  T166] RBP: ff1100000767c000 R08: 1fe22000004d34c8 R09: ff11000004d92e80
[    9.445600][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.445921][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000767c000
[    9.446235][  T166] FS:  00007f72426b0840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[    9.446613][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.446874][  T166] CR2: 00007f72428b7430 CR3: 0000000004d66003 CR4: 0000000000771ef0
[    9.447182][  T166] PKRU: 55555554
[    9.447338][  T166] Call Trace:
[    9.447484][  T166]  <TASK>
[    9.447588][  T166]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.447794][  T166]  ? notifier_call_chain+0xb0/0x320
[    9.447996][  T166]  rtmsg_ifinfo+0x5c/0xb0
[    9.448158][  T166]  register_netdevice+0x137a/0x1980
[    9.448370][  T166]  ? unregister_netdevice_queue+0x470/0x470
[    9.448630][  T166]  register_netdev+0x23/0x40
[    9.448842][  T166]  loopback_net_init+0x7d/0x150
[    9.449047][  T166]  ops_init+0x187/0x560
[    9.449213][  T166]  setup_net+0x11b/0x3b0
[    9.449367][  T166]  ? unregister_pernet_device+0x80/0x80
[    9.449570][  T166]  ? lockdep_init_map_type+0x5d/0x250
[    9.449780][  T166]  ? mutex_init_lockdep+0xf6/0x120
[    9.449985][  T166]  copy_net_ns+0x2fd/0x450
[    9.450204][  T166]  create_new_namespaces+0x371/0xa10
[    9.450418][  T166]  unshare_nsproxy_namespaces+0xa5/0x150
[    9.450624][  T166]  ksys_unshare+0x47e/0x8c0
[    9.450833][  T166]  ? walk_process_tree+0x350/0x350
[    9.451036][  T166]  ? __ia32_sys_open+0x1b0/0x1b0
[    9.451255][  T166]  __x64_sys_unshare+0x34/0x50
[    9.451458][  T166]  ? do_syscall_64+0x82/0xfc0
[    9.451673][  T166]  do_syscall_64+0x117/0xfc0
[    9.451879][  T166]  ? trace_hardirqs_off+0xd/0x30
[    9.452083][  T166]  ? exc_page_fault+0xee/0x100
[    9.452298][  T166]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.452549][  T166] RIP: 0033:0x7f7242972bcb
[    9.452763][  T166] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[    9.453493][  T166] RSP: 002b:00007ffe9c6451f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.453799][  T166] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7242972bcb
[    9.454108][  T166] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.454411][  T166] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.454718][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9c647420
[    9.455015][  T166] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9c6488c6
[    9.455327][  T166]  </TASK>
[    9.455479][  T166] irq event stamp: 28267
[    9.455632][  T166] hardirqs last  enabled at (28275): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[    9.455992][  T166] hardirqs last disabled at (28282): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[    9.456351][  T166] softirqs last  enabled at (27796): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[    9.456706][  T166] softirqs last disabled at (27794): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[    9.457051][  T166] ---[ end trace 0000000000000000 ]---
[    9.462516][  T166] ------------[ cut here ]------------
[    9.462739][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/166
[    9.463108][  T166] CPU: 0 UID: 0 PID: 166 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.463524][  T166] Tainted: [W]=WARN
[    9.463683][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.463940][  T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.464221][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[    9.464938][  T166] RSP: 0018:ffa0000000827a98 EFLAGS: 00010286
[    9.465204][  T166] RAX: 00000000ffffffa6 RBX: ff110000131a5c40 RCX: 1ff4000000104f19
[    9.465504][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131a5cf8
[    9.465877][  T166] RBP: ff110000133cc000 R08: 1fe2200002634ba0 R09: ff11000004d92e80
[    9.466448][  T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.466785][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000133cc000
[    9.467114][  T166] FS:  00007f72426b0840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[    9.467626][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.467887][  T166] CR2: 00007f72428b7430 CR3: 0000000004d66003 CR4: 0000000000771ef0
[    9.468358][  T166] PKRU: 55555554
[    9.468524][  T166] Call Trace:
[    9.468684][  T166]  <TASK>
[    9.468794][  T166]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.469007][  T166]  ? notifier_call_chain+0xb0/0x320
[    9.469371][  T166]  rtmsg_ifinfo+0x5c/0xb0
[    9.469532][  T166]  register_netdevice+0x137a/0x1980
[    9.469749][  T166]  ? unregister_netdevice_queue+0x470/0x470
[    9.470011][  T166]  ? alloc_netdev_mqs+0xed0/0x1490
[    9.470383][  T166]  register_netdev+0x23/0x40
[    9.470584][  T166]  sit_init_net+0x299/0x570
[    9.470798][  T166]  ops_init+0x187/0x560
[    9.470950][  T166]  setup_net+0x11b/0x3b0
[    9.471117][  T166]  ? unregister_pernet_device+0x80/0x80
[    9.471483][  T166]  ? lockdep_init_map_type+0x5d/0x250
[    9.471692][  T166]  ? mutex_init_lockdep+0xf6/0x120
[    9.471901][  T166]  copy_net_ns+0x2fd/0x450
[    9.472115][  T166]  create_new_namespaces+0x371/0xa10
[    9.472466][  T166]  unshare_nsproxy_namespaces+0xa5/0x150
[    9.472672][  T166]  ksys_unshare+0x47e/0x8c0
[    9.472876][  T166]  ? walk_process_tree+0x350/0x350
[    9.473078][  T166]  ? __ia32_sys_open+0x1b0/0x1b0
[    9.473438][  T166]  __x64_sys_unshare+0x34/0x50
[    9.473639][  T166]  ? do_syscall_64+0x82/0xfc0
[    9.473858][  T166]  do_syscall_64+0x117/0xfc0
[    9.474057][  T166]  ? trace_hardirqs_off+0xd/0x30
[    9.474417][  T166]  ? exc_page_fault+0xee/0x100
[    9.474620][  T166]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.474875][  T166] RIP: 0033:0x7f7242972bcb
[    9.475088][  T166] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[    9.475974][  T166] RSP: 002b:00007ffe9c6451f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.476434][  T166] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7242972bcb
[    9.476733][  T166] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.477028][  T166] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.477334][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe9c647420
[    9.477630][  T166] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9c6488c6
[    9.478092][  T166]  </TASK>
[    9.478260][  T166] irq event stamp: 30187
[    9.478412][  T166] hardirqs last  enabled at (30195): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[    9.478771][  T166] hardirqs last disabled at (30202): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[    9.479278][  T166] softirqs last  enabled at (29704): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[    9.479632][  T166] softirqs last disabled at (29702): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[    9.480144][  T166] ---[ end trace 0000000000000000 ]---
[    9.512788][  T167] ------------[ cut here ]------------
[    9.513015][  T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/167
[    9.513321][  T167] CPU: 2 UID: 0 PID: 167 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.513626][  T167] Tainted: [W]=WARN
[    9.513787][  T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.513995][  T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.514310][  T167] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[    9.514881][  T167] RSP: 0018:ffa0000000837020 EFLAGS: 00010286
[    9.515197][  T167] RAX: 00000000ffffffa6 RBX: ff110000131a4e40 RCX: 1ff4000000106dca
[    9.515521][  T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131a4ef8
[    9.515874][  T167] RBP: ff1100000767c000 R08: 1fe22000026349e0 R09: ff110000117a0b58
[    9.516208][  T167] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.516526][  T167] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000767cce1
[    9.516822][  T167] FS:  00007f73061a7840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[    9.517311][  T167] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.517525][  T167] CR2: 00000000082f7988 CR3: 00000000106c9004 CR4: 0000000000771ef0
[    9.517770][  T167] PKRU: 55555554
[    9.517916][  T167] Call Trace:
[    9.518059][  T167]  <TASK>
[    9.518187][  T167]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.518371][  T167]  rtmsg_ifinfo+0x5c/0xb0
[    9.518515][  T167]  ? mark_held_locks+0x40/0x70
[    9.518699][  T167]  __dev_notify_flags+0x1b8/0x280
[    9.518878][  T167]  ? netif_change_name+0x8c0/0x8c0
[    9.519053][  T167]  ? __dev_change_flags+0x4a4/0x660
[    9.519243][  T167]  ? netif_set_allmulti+0x250/0x250
[    9.519418][  T167]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.519601][  T167]  ? is_bpf_text_address+0x68/0x110
[    9.519797][  T167]  netif_change_flags+0xfe/0x190
[    9.519976][  T167]  do_setlink.isra.0+0x1cc3/0x2750
[    9.520167][  T167]  ? rtnl_link_get_size+0x350/0x350
[    9.520344][  T167]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.520565][  T167]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.520764][  T167]  ? validate_chain+0x38b/0xc20
[    9.520952][  T167]  ? rcu_read_lock_any_held+0x66/0x90
[    9.521150][  T167]  ? stack_depot_save_flags+0x367/0x770
[    9.521342][  T167]  ? __lock_acquire+0x508/0xc10
[    9.521526][  T167]  ? lock_acquire.part.0+0xbc/0x260
[    9.521718][  T167]  ? rtnl_newlink+0x883/0xea0
[    9.521905][  T167]  ? rcu_is_watching+0x15/0xd0
[    9.522094][  T167]  ? lock_acquire+0x134/0x160
[    9.522464][  T167]  ? rcu_is_watching+0x15/0xd0
[    9.522643][  T167]  ? rcu_is_watching+0x15/0xd0
[    9.522830][  T167]  ? trace_contention_end+0xb3/0x1a0
[    9.523009][  T167]  ? __mutex_lock+0x1db/0x2010
[    9.523206][  T167]  ? __mutex_lock+0x9b2/0x2010
[    9.523389][  T167]  ? rtnl_newlink+0x883/0xea0
[    9.523569][  T167]  ? ww_mutex_lock+0x160/0x160
[    9.523759][  T167]  ? __rtnl_newlink+0x3fa/0xa50
[    9.523947][  T167]  rtnl_newlink+0x8d1/0xea0
[    9.524139][  T167]  ? lock_acquire.part.0+0xbc/0x260
[    9.524317][  T167]  ? __rtnl_newlink+0xa50/0xa50
[    9.524494][  T167]  ? mark_usage+0x61/0x170
[    9.524718][  T167]  ? lock_acquire.part.0+0xbc/0x260
[    9.524897][  T167]  ? find_held_lock+0x2b/0x80
[    9.525077][  T167]  ? __rtnl_newlink+0xa50/0xa50
[    9.525268][  T167]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.525450][  T167]  ? __rtnl_newlink+0xa50/0xa50
[    9.525672][  T167]  rtnetlink_rcv_msg+0x40d/0x9e0
[    9.525909][  T167]  ? validate_chain+0x38b/0xc20
[    9.526147][  T167]  ? rtnl_stats_set+0x3f0/0x3f0
[    9.526340][  T167]  ? __lock_acquire+0x508/0xc10
[    9.526524][  T167]  ? lock_acquire.part.0+0xbc/0x260
[    9.526709][  T167]  ? find_held_lock+0x2b/0x80
[    9.526890][  T167]  netlink_rcv_skb+0x14e/0x3a0
[    9.527070][  T167]  ? rtnl_stats_set+0x3f0/0x3f0
[    9.527280][  T167]  ? netlink_ack+0xcd0/0xcd0
[    9.527459][  T167]  ? netlink_deliver_tap+0xc5/0x330
[    9.527634][  T167]  ? netlink_deliver_tap+0x13c/0x330
[    9.527821][  T167]  netlink_unicast+0x486/0x750
[    9.527999][  T167]  ? netlink_attachskb+0x810/0x810
[    9.528190][  T167]  ? __lock_acquire+0x508/0xc10
[    9.528390][  T167]  netlink_sendmsg+0x735/0xc60
[    9.528568][  T167]  ? netlink_unicast+0x750/0x750
[    9.528753][  T167]  ? __might_fault+0x97/0x140
[    9.528936][  T167]  ____sys_sendmsg+0x419/0x850
[    9.529125][  T167]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.529301][  T167]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.529524][  T167]  ? move_addr_to_kernel+0x40/0x40
[    9.529709][  T167]  ? stack_depot_save_flags+0x367/0x770
[    9.529886][  T167]  ? validate_chain+0x38b/0xc20
[    9.530064][  T167]  ___sys_sendmsg+0x14e/0x1d0
[    9.530250][  T167]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.530461][  T167]  ? copy_msghdr_from_user+0x460/0x460
[    9.530646][  T167]  __sys_sendmsg+0x145/0x1f0
[    9.530851][  T167]  ? __sys_sendmsg_sock+0x20/0x20
[    9.531030][  T167]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.531255][  T167]  ? do_raw_spin_unlock+0x59/0x250
[    9.531434][  T167]  ? rcu_is_watching+0x15/0xd0
[    9.531613][  T167]  do_syscall_64+0x117/0xfc0
[    9.531800][  T167]  ? trace_hardirqs_off+0xd/0x30
[    9.531997][  T167]  ? exc_page_fault+0xee/0x100
[    9.532189][  T167]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.532397][  T167] RIP: 0033:0x7f73063e108e
[    9.532581][  T167] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    9.533123][  T167] RSP: 002b:00007ffeb8719700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.533367][  T167] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f73063e108e
[    9.533623][  T167] RDX: 0000000000000000 RSI: 00007ffeb87197b0 RDI: 0000000000000005
[    9.533892][  T167] RBP: 00007ffeb8719710 R08: 0000000000000000 R09: 0000000000000000
[    9.534188][  T167] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66c
[    9.534451][  T167] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb8719e80
[    9.534726][  T167]  </TASK>
[    9.534887][  T167] irq event stamp: 16063
[    9.535049][  T167] hardirqs last  enabled at (16073): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[    9.535384][  T167] hardirqs last disabled at (16084): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[    9.535673][  T167] softirqs last  enabled at (15128): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[    9.535952][  T167] softirqs last disabled at (15055): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[    9.536237][  T167] ---[ end trace 0000000000000000 ]---
[    9.672791][  T171] ------------[ cut here ]------------
[    9.672956][  T171] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/171
[    9.673205][  T171] CPU: 3 UID: 0 PID: 171 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.673477][  T171] Tainted: [W]=WARN
[    9.673581][  T171] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.673753][  T171] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.673930][  T171] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[    9.675157][  T171] RSP: 0018:ffa0000000847ab0 EFLAGS: 00010286
[    9.675334][  T171] RAX: 00000000ffffffa6 RBX: ff110000131cd540 RCX: 1ff4000000108f1c
[    9.675535][  T171] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131cd5f8
[    9.675738][  T171] RBP: ff11000011ef1000 R08: 1fe2200002639ac0 R09: ff11000013e72e80
[    9.675936][  T171] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.676140][  T171] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011ef1000
[    9.676341][  T171] FS:  00007f8336dd9840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[    9.676575][  T171] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.676748][  T171] CR2: 00007f8336fdac20 CR3: 0000000013927001 CR4: 0000000000771ef0
[    9.676950][  T171] PKRU: 55555554
[    9.677048][  T171] Call Trace:
[    9.677154][  T171]  <TASK>
[    9.677223][  T171]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.677357][  T171]  ? notifier_call_chain+0xb0/0x320
[    9.677489][  T171]  rtmsg_ifinfo+0x5c/0xb0
[    9.677588][  T171]  register_netdevice+0x137a/0x1980
[    9.677728][  T171]  ? unregister_netdevice_queue+0x470/0x470
[    9.677895][  T171]  register_netdev+0x23/0x40
[    9.678030][  T171]  loopback_net_init+0x7d/0x150
[    9.678178][  T171]  ops_init+0x187/0x560
[    9.678289][  T171]  setup_net+0x11b/0x3b0
[    9.678392][  T171]  ? unregister_pernet_device+0x80/0x80
[    9.678524][  T171]  ? lockdep_init_map_type+0x5d/0x250
[    9.678658][  T171]  ? mutex_init_lockdep+0xf6/0x120
[    9.678804][  T171]  copy_net_ns+0x2fd/0x450
[    9.678943][  T171]  create_new_namespaces+0x371/0xa10
[    9.679083][  T171]  unshare_nsproxy_namespaces+0xa5/0x150
[    9.679229][  T171]  ksys_unshare+0x47e/0x8c0
[    9.679367][  T171]  ? walk_process_tree+0x350/0x350
[    9.679505][  T171]  ? __ia32_sys_open+0x1b0/0x1b0
[    9.679645][  T171]  __x64_sys_unshare+0x34/0x50
[    9.679786][  T171]  ? do_syscall_64+0x82/0xfc0
[    9.679924][  T171]  do_syscall_64+0x117/0xfc0
[    9.680059][  T171]  ? trace_hardirqs_off+0xd/0x30
[    9.680210][  T171]  ? exc_page_fault+0xee/0x100
[    9.680347][  T171]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.680513][  T171] RIP: 0033:0x7f833709bbcb
[    9.680656][  T171] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[    9.681150][  T171] RSP: 002b:00007ffce9c01bb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.681362][  T171] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f833709bbcb
[    9.681565][  T171] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.681765][  T171] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.681963][  T171] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffce9c03de0
[    9.682170][  T171] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce9c058c6
[    9.682372][  T171]  </TASK>
[    9.682471][  T171] irq event stamp: 18585
[    9.682569][  T171] hardirqs last  enabled at (18593): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[    9.682801][  T171] hardirqs last disabled at (18600): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[    9.683027][  T171] softirqs last  enabled at (18196): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[    9.683259][  T171] softirqs last disabled at (17041): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[    9.683485][  T171] ---[ end trace 0000000000000000 ]---
[    9.692220][  T171] ------------[ cut here ]------------
[    9.692367][  T171] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/171
[    9.692598][  T171] CPU: 3 UID: 0 PID: 171 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.692868][  T171] Tainted: [W]=WARN
[    9.692965][  T171] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.693460][  T171] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.693630][  T171] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[    9.694191][  T171] RSP: 0018:ffa0000000847a98 EFLAGS: 00010286
[    9.694356][  T171] RAX: 00000000ffffffa6 RBX: ff11000005751a80 RCX: 1ff4000000108f19
[    9.694547][  T171] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005751b38
[    9.694740][  T171] RBP: ff11000005e71000 R08: 1fe2200000aea368 R09: ff11000013e72e80
[    9.694933][  T171] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.695212][  T171] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005e71000
[    9.695406][  T171] FS:  00007f8336dd9840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[    9.695707][  T171] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.695869][  T171] CR2: 00007f8336fdac20 CR3: 0000000013927001 CR4: 0000000000771ef0
[    9.696062][  T171] PKRU: 55555554
[    9.696234][  T171] Call Trace:
[    9.696332][  T171]  <TASK>
[    9.696397][  T171]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.696526][  T171]  ? notifier_call_chain+0xb0/0x320
[    9.696655][  T171]  rtmsg_ifinfo+0x5c/0xb0
[    9.696759][  T171]  register_netdevice+0x137a/0x1980
[    9.696888][  T171]  ? unregister_netdevice_queue+0x470/0x470
[    9.697047][  T171]  ? alloc_netdev_mqs+0xed0/0x1490
[    9.697268][  T171]  register_netdev+0x23/0x40
[    9.697396][  T171]  sit_init_net+0x299/0x570
[    9.697527][  T171]  ops_init+0x187/0x560
[    9.697626][  T171]  setup_net+0x11b/0x3b0
[    9.697727][  T171]  ? unregister_pernet_device+0x80/0x80
[    9.697854][  T171]  ? lockdep_init_map_type+0x5d/0x250
[    9.697985][  T171]  ? mutex_init_lockdep+0xf6/0x120
[    9.698202][  T171]  copy_net_ns+0x2fd/0x450
[    9.698332][  T171]  create_new_namespaces+0x371/0xa10
[    9.698464][  T171]  unshare_nsproxy_namespaces+0xa5/0x150
[    9.698592][  T171]  ksys_unshare+0x47e/0x8c0
[    9.698729][  T171]  ? walk_process_tree+0x350/0x350
[    9.698857][  T171]  ? __ia32_sys_open+0x1b0/0x1b0
[    9.698987][  T171]  __x64_sys_unshare+0x34/0x50
[    9.699189][  T171]  ? do_syscall_64+0x82/0xfc0
[    9.699318][  T171]  do_syscall_64+0x117/0xfc0
[    9.699442][  T171]  ? trace_hardirqs_off+0xd/0x30
[    9.699571][  T171]  ? exc_page_fault+0xee/0x100
[    9.699704][  T171]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.699865][  T171] RIP: 0033:0x7f833709bbcb
[    9.699999][  T171] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[    9.700533][  T171] RSP: 002b:00007ffce9c01bb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.700730][  T171] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f833709bbcb
[    9.700919][  T171] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.701173][  T171] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.701363][  T171] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffce9c03de0
[    9.701554][  T171] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce9c058c6
[    9.701755][  T171]  </TASK>
[    9.701850][  T171] irq event stamp: 27901
[    9.701946][  T171] hardirqs last  enabled at (27909): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[    9.702234][  T171] hardirqs last disabled at (28026): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[    9.702456][  T171] softirqs last  enabled at (28024): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[    9.702680][  T171] softirqs last disabled at (27917): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[    9.702899][  T171] ---[ end trace 0000000000000000 ]---
[    9.735949][  T172] ------------[ cut here ]------------
[    9.736162][  T172] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/172
[    9.736440][  T172] CPU: 2 UID: 0 PID: 172 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.736755][  T172] Tainted: [W]=WARN
[    9.736897][  T172] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.737114][  T172] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.737328][  T172] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[    9.737839][  T172] RSP: 0018:ffa0000000857020 EFLAGS: 00010286
[    9.738046][  T172] RAX: 00000000ffffffa6 RBX: ff11000011f743c0 RCX: 1ff400000010adca
[    9.738290][  T172] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011f74478
[    9.738522][  T172] RBP: ff11000011ef1000 R08: 1fe22000023ee890 R09: ff11000013e75158
[    9.738762][  T172] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.738997][  T172] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011ef1ce1
[    9.739241][  T172] FS:  00007f06a6458840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[    9.739507][  T172] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.739717][  T172] CR2: 0000000008a6a988 CR3: 00000000050ba002 CR4: 0000000000771ef0
[    9.739951][  T172] PKRU: 55555554
[    9.740098][  T172] Call Trace:
[    9.740247][  T172]  <TASK>
[    9.740360][  T172]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.740535][  T172]  rtmsg_ifinfo+0x5c/0xb0
[    9.740684][  T172]  ? mark_held_locks+0x40/0x70
[    9.740858][  T172]  __dev_notify_flags+0x1b8/0x280
[    9.741033][  T172]  ? netif_change_name+0x8c0/0x8c0
[    9.741280][  T172]  ? __dev_change_flags+0x4a4/0x660
[    9.741505][  T172]  ? netif_set_allmulti+0x250/0x250
[    9.741770][  T172]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.741994][  T172]  ? is_bpf_text_address+0x68/0x110
[    9.742180][  T172]  netif_change_flags+0xfe/0x190
[    9.742356][  T172]  do_setlink.isra.0+0x1cc3/0x2750
[    9.742530][  T172]  ? rtnl_link_get_size+0x350/0x350
[    9.742707][  T172]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.742913][  T172]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.743085][  T172]  ? validate_chain+0x38b/0xc20
[    9.743270][  T172]  ? rcu_read_lock_any_held+0x66/0x90
[    9.743451][  T172]  ? stack_depot_save_flags+0x367/0x770
[    9.743624][  T172]  ? __lock_acquire+0x508/0xc10
[    9.743804][  T172]  ? lock_acquire.part.0+0xbc/0x260
[    9.743979][  T172]  ? rtnl_newlink+0x883/0xea0
[    9.744166][  T172]  ? rcu_is_watching+0x15/0xd0
[    9.744341][  T172]  ? lock_acquire+0x134/0x160
[    9.744511][  T172]  ? rcu_is_watching+0x15/0xd0
[    9.744688][  T172]  ? rcu_is_watching+0x15/0xd0
[    9.744861][  T172]  ? trace_contention_end+0xb3/0x1a0
[    9.745033][  T172]  ? __mutex_lock+0x1db/0x2010
[    9.745218][  T172]  ? __mutex_lock+0x9b2/0x2010
[    9.745396][  T172]  ? rtnl_newlink+0x883/0xea0
[    9.745569][  T172]  ? ww_mutex_lock+0x160/0x160
[    9.745751][  T172]  ? __rtnl_newlink+0x3fa/0xa50
[    9.745928][  T172]  rtnl_newlink+0x8d1/0xea0
[    9.746114][  T172]  ? lock_acquire.part.0+0xbc/0x260
[    9.746285][  T172]  ? __rtnl_newlink+0xa50/0xa50
[    9.746456][  T172]  ? mark_usage+0x61/0x170
[    9.746631][  T172]  ? lock_acquire.part.0+0xbc/0x260
[    9.746812][  T172]  ? find_held_lock+0x2b/0x80
[    9.746983][  T172]  ? __rtnl_newlink+0xa50/0xa50
[    9.747166][  T172]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.747340][  T172]  ? __rtnl_newlink+0xa50/0xa50
[    9.747513][  T172]  rtnetlink_rcv_msg+0x40d/0x9e0
[    9.747692][  T172]  ? validate_chain+0x38b/0xc20
[    9.747864][  T172]  ? rtnl_stats_set+0x3f0/0x3f0
[    9.748036][  T172]  ? __lock_acquire+0x508/0xc10
[    9.748228][  T172]  ? lock_acquire.part.0+0xbc/0x260
[    9.748402][  T172]  ? find_held_lock+0x2b/0x80
[    9.748576][  T172]  netlink_rcv_skb+0x14e/0x3a0
[    9.748759][  T172]  ? rtnl_stats_set+0x3f0/0x3f0
[    9.748937][  T172]  ? netlink_ack+0xcd0/0xcd0
[    9.749123][  T172]  ? netlink_deliver_tap+0xc5/0x330
[    9.749296][  T172]  ? netlink_deliver_tap+0x13c/0x330
[    9.749473][  T172]  netlink_unicast+0x486/0x750
[    9.749647][  T172]  ? netlink_attachskb+0x810/0x810
[    9.749827][  T172]  ? __lock_acquire+0x508/0xc10
[    9.749999][  T172]  netlink_sendmsg+0x735/0xc60
[    9.750181][  T172]  ? netlink_unicast+0x750/0x750
[    9.750355][  T172]  ? __might_fault+0x97/0x140
[    9.750529][  T172]  ____sys_sendmsg+0x419/0x850
[    9.750708][  T172]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.750883][  T172]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.751087][  T172]  ? move_addr_to_kernel+0x40/0x40
[    9.751275][  T172]  ? stack_depot_save_flags+0x367/0x770
[    9.751449][  T172]  ? validate_chain+0x38b/0xc20
[    9.751623][  T172]  ___sys_sendmsg+0x14e/0x1d0
[    9.751804][  T172]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.752010][  T172]  ? copy_msghdr_from_user+0x460/0x460
[    9.752208][  T172]  __sys_sendmsg+0x145/0x1f0
[    9.752381][  T172]  ? __sys_sendmsg_sock+0x20/0x20
[    9.752553][  T172]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.752767][  T172]  ? do_raw_spin_unlock+0x59/0x250
[    9.752943][  T172]  ? rcu_is_watching+0x15/0xd0
[    9.753128][  T172]  do_syscall_64+0x117/0xfc0
[    9.753301][  T172]  ? trace_hardirqs_off+0xd/0x30
[    9.753477][  T172]  ? exc_page_fault+0xee/0x100
[    9.753651][  T172]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.753861][  T172] RIP: 0033:0x7f06a669208e
[    9.754039][  T172] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    9.754541][  T172] RSP: 002b:00007ffec2b0cc50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.754784][  T172] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f06a669208e
[    9.755017][  T172] RDX: 0000000000000000 RSI: 00007ffec2b0cd00 RDI: 0000000000000005
[    9.755264][  T172] RBP: 00007ffec2b0cc60 R08: 0000000000000000 R09: 0000000000000000
[    9.755497][  T172] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66d
[    9.755739][  T172] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec2b0d3d0
[    9.755980][  T172]  </TASK>
[    9.756133][  T172] irq event stamp: 24983
[    9.756274][  T172] hardirqs last  enabled at (24993): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[    9.756537][  T172] hardirqs last disabled at (25002): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[    9.756813][  T172] softirqs last  enabled at (24192): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[    9.757078][  T172] softirqs last disabled at (24111): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[    9.757353][  T172] ---[ end trace 0000000000000000 ]---
[    9.868510][  T175] ------------[ cut here ]------------
[    9.868726][  T175] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/175
[    9.868962][  T175] CPU: 3 UID: 0 PID: 175 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.869346][  T175] Tainted: [W]=WARN
[    9.869448][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.869615][  T175] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.869792][  T175] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[    9.870277][  T175] RSP: 0018:ffa0000000886e20 EFLAGS: 00010286
[    9.870448][  T175] RAX: 00000000ffffffa6 RBX: ff1100000fa1ee40 RCX: 1ff4000000110d8a
[    9.870651][  T175] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fa1eef8
[    9.870854][  T175] RBP: ff11000010f09000 R08: 1fe2200001f43de0 R09: ff11000011ec5180
[    9.871053][  T175] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.871264][  T175] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005e1a708
[    9.871470][  T175] FS:  00007f698ca1c840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[    9.871719][  T175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.871888][  T175] CR2: 000000000042ebe0 CR3: 0000000004c07001 CR4: 0000000000771ef0
[    9.872086][  T175] PKRU: 55555554
[    9.872194][  T175] Call Trace:
[    9.872294][  T175]  <TASK>
[    9.872362][  T175]  ? io_schedule_timeout+0x140/0x140
[    9.872497][  T175]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.872632][  T175]  rtmsg_ifinfo+0x5c/0xb0
[    9.872736][  T175]  ? mark_held_locks+0x40/0x70
[    9.872868][  T175]  __dev_notify_flags+0x1b8/0x280
[    9.873000][  T175]  ? lockdep_hardirqs_on+0x8c/0x130
[    9.873135][  T175]  ? irqentry_exit+0x21c/0x710
[    9.873266][  T175]  ? irqentry_exit+0x21c/0x710
[    9.873397][  T175]  ? netif_change_name+0x8c0/0x8c0
[    9.873529][  T175]  ? sysvec_apic_timer_interrupt+0xaa/0xe0
[    9.873702][  T175]  ? queue_delayed_work_on+0x95/0x100
[    9.873837][  T175]  rtnl_configure_link+0x1ac/0x390
[    9.873970][  T175]  veth_newlink+0x330/0x8d0
[    9.874108][  T175]  ? veth_poll_controller+0x10/0x10
[    9.874238][  T175]  ? kasan_save_stack+0x2f/0x50
[    9.874371][  T175]  ? kasan_save_track+0x14/0x30
[    9.874501][  T175]  ? __kasan_kmalloc+0x7b/0x90
[    9.874647][  T175]  ? __kvmalloc_node_noprof+0x305/0x8a0
[    9.874784][  T175]  ? alloc_netdev_mqs+0xe85/0x1490
[    9.874919][  T175]  ? rtnl_af_lookup+0x290/0x290
[    9.875051][  T175]  ? alloc_netdev_mqs+0xed0/0x1490
[    9.875253][  T175]  ? rtnl_create_link+0x169/0xf20
[    9.875386][  T175]  rtnl_newlink_create+0x2da/0x780
[    9.875518][  T175]  ? rtnl_create_link+0xf20/0xf20
[    9.875648][  T175]  ? __dev_get_by_name+0x12/0x50
[    9.875784][  T175]  ? rtnl_dev_get+0xd7/0x170
[    9.875920][  T175]  __rtnl_newlink+0x22b/0xa50
[    9.876054][  T175]  rtnl_newlink+0x8d1/0xea0
[    9.876270][  T175]  ? lock_acquire.part.0+0xbc/0x260
[    9.876402][  T175]  ? __rtnl_newlink+0xa50/0xa50
[    9.876533][  T175]  ? mark_usage+0x61/0x170
[    9.876670][  T175]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.876805][  T175]  ? __rtnl_newlink+0xa50/0xa50
[    9.876935][  T175]  rtnetlink_rcv_msg+0x40d/0x9e0
[    9.877067][  T175]  ? validate_chain+0x38b/0xc20
[    9.877269][  T175]  ? rtnl_stats_set+0x3f0/0x3f0
[    9.877454][  T175]  ? __lock_acquire+0x508/0xc10
[    9.877586][  T175]  ? lock_acquire.part.0+0xbc/0x260
[    9.877720][  T175]  ? find_held_lock+0x2b/0x80
[    9.877851][  T175]  netlink_rcv_skb+0x14e/0x3a0
[    9.877983][  T175]  ? rtnl_stats_set+0x3f0/0x3f0
[    9.878168][  T175]  ? netlink_ack+0xcd0/0xcd0
[    9.878301][  T175]  ? netlink_deliver_tap+0xc5/0x330
[    9.878430][  T175]  ? netlink_deliver_tap+0x13c/0x330
[    9.878562][  T175]  netlink_unicast+0x486/0x750
[    9.878699][  T175]  ? netlink_attachskb+0x810/0x810
[    9.878830][  T175]  ? __lock_acquire+0x508/0xc10
[    9.878965][  T175]  netlink_sendmsg+0x735/0xc60
[    9.879157][  T175]  ? netlink_unicast+0x750/0x750
[    9.879292][  T175]  ? __might_fault+0x97/0x140
[    9.879425][  T175]  ____sys_sendmsg+0x419/0x850
[    9.879559][  T175]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.879693][  T175]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.879856][  T175]  ? move_addr_to_kernel+0x40/0x40
[    9.879993][  T175]  ___sys_sendmsg+0x14e/0x1d0
[    9.880183][  T175]  ? copy_msghdr_from_user+0x460/0x460
[    9.880319][  T175]  ? trace_irq_enable.constprop.0+0x9b/0x180
[    9.880487][  T175]  ? do_sys_openat2+0xfd/0x170
[    9.880622][  T175]  __sys_sendmsg+0x145/0x1f0
[    9.880759][  T175]  ? __sys_sendmsg_sock+0x20/0x20
[    9.880893][  T175]  ? fpregs_restore_userregs+0x14b/0x310
[    9.881026][  T175]  ? rcu_is_watching+0x15/0xd0
[    9.881207][  T175]  do_syscall_64+0x117/0xfc0
[    9.881342][  T175]  ? trace_hardirqs_off+0xd/0x30
[    9.881472][  T175]  ? exc_page_fault+0xee/0x100
[    9.881604][  T175]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.881772][  T175] RIP: 0033:0x7f698cc5608e
[    9.881911][  T175] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    9.882381][  T175] RSP: 002b:00007fff4dfc1e60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.882582][  T175] RAX: ffffffffffffffda RBX: 00007fff4dfc2608 RCX: 00007f698cc5608e
[    9.882782][  T175] RDX: 0000000000000000 RSI: 00007fff4dfc1f10 RDI: 0000000000000005
[    9.882983][  T175] RBP: 00007fff4dfc1e70 R08: 0000000000000000 R09: 0000000000000000
[    9.883184][  T175] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66d
[    9.883381][  T175] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4dfc25d0
[    9.883582][  T175]  </TASK>
[    9.883684][  T175] irq event stamp: 24717
[    9.883782][  T175] hardirqs last  enabled at (24725): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[    9.884013][  T175] hardirqs last disabled at (24732): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[    9.884244][  T175] softirqs last  enabled at (24600): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[    9.884472][  T175] softirqs last disabled at (24533): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[    9.884703][  T175] ---[ end trace 0000000000000000 ]---
[    9.893085][  T175] ------------[ cut here ]------------
[    9.893284][  T175] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/175
[    9.893516][  T175] CPU: 3 UID: 0 PID: 175 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.893788][  T175] Tainted: [W]=WARN
[    9.893887][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.894050][  T175] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.894225][  T175] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[    9.894691][  T175] RSP: 0018:ffa00000008871a0 EFLAGS: 00010286
[    9.894855][  T175] RAX: 00000000ffffffa6 RBX: ff1100000fa19c40 RCX: 1ff4000000110dfa
[    9.895048][  T175] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fa19cf8
[    9.895246][  T175] RBP: ff110000139fc000 R08: 1fe2200001f433a0 R09: ff11000011ec5180
[    9.895442][  T175] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.895636][  T175] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.895835][  T175] FS:  00007f698ca1c840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[    9.896064][  T175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.896233][  T175] CR2: 000000000042ebe0 CR3: 0000000004c07001 CR4: 0000000000771ef0
[    9.896432][  T175] PKRU: 55555554
[    9.896529][  T175] Call Trace:
[    9.896624][  T175]  <TASK>
[    9.896696][  T175]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.896827][  T175]  rtmsg_ifinfo+0x5c/0xb0
[    9.896925][  T175]  __dev_notify_flags+0x1b8/0x280
[    9.897057][  T175]  ? netif_change_name+0x8c0/0x8c0
[    9.897195][  T175]  ? rtnl_af_lookup+0x290/0x290
[    9.897328][  T175]  ? alloc_netdev_mqs+0xed0/0x1490
[    9.897460][  T175]  rtnl_configure_link+0x1ac/0x390
[    9.897591][  T175]  rtnl_newlink_create+0x353/0x780
[    9.897725][  T175]  ? rtnl_create_link+0xf20/0xf20
[    9.897854][  T175]  ? __dev_get_by_name+0x12/0x50
[    9.897986][  T175]  ? rtnl_dev_get+0xd7/0x170
[    9.898125][  T175]  __rtnl_newlink+0x22b/0xa50
[    9.898261][  T175]  rtnl_newlink+0x8d1/0xea0
[    9.898396][  T175]  ? lock_acquire.part.0+0xbc/0x260
[    9.898529][  T175]  ? __rtnl_newlink+0xa50/0xa50
[    9.898664][  T175]  ? mark_usage+0x61/0x170
[    9.898797][  T175]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.898929][  T175]  ? __rtnl_newlink+0xa50/0xa50
[    9.899061][  T175]  rtnetlink_rcv_msg+0x40d/0x9e0
[    9.899196][  T175]  ? validate_chain+0x38b/0xc20
[    9.899327][  T175]  ? rtnl_stats_set+0x3f0/0x3f0
[    9.899453][  T175]  ? __lock_acquire+0x508/0xc10
[    9.899584][  T175]  ? lock_acquire.part.0+0xbc/0x260
[    9.899713][  T175]  ? find_held_lock+0x2b/0x80
[    9.899843][  T175]  netlink_rcv_skb+0x14e/0x3a0
[    9.899974][  T175]  ? rtnl_stats_set+0x3f0/0x3f0
[    9.900107][  T175]  ? netlink_ack+0xcd0/0xcd0
[    9.900240][  T175]  ? netlink_deliver_tap+0xc5/0x330
[    9.900373][  T175]  ? netlink_deliver_tap+0x13c/0x330
[    9.900503][  T175]  netlink_unicast+0x486/0x750
[    9.900633][  T175]  ? netlink_attachskb+0x810/0x810
[    9.900765][  T175]  ? __lock_acquire+0x508/0xc10
[    9.900895][  T175]  netlink_sendmsg+0x735/0xc60
[    9.901023][  T175]  ? netlink_unicast+0x750/0x750
[    9.901157][  T175]  ? __might_fault+0x97/0x140
[    9.901289][  T175]  ____sys_sendmsg+0x419/0x850
[    9.901420][  T175]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.901548][  T175]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.901712][  T175]  ? move_addr_to_kernel+0x40/0x40
[    9.901842][  T175]  ___sys_sendmsg+0x14e/0x1d0
[    9.901970][  T175]  ? copy_msghdr_from_user+0x460/0x460
[    9.902109][  T175]  ? trace_irq_enable.constprop.0+0x9b/0x180
[    9.902276][  T175]  ? do_sys_openat2+0xfd/0x170
[    9.902408][  T175]  __sys_sendmsg+0x145/0x1f0
[    9.902537][  T175]  ? __sys_sendmsg_sock+0x20/0x20
[    9.902671][  T175]  ? fpregs_restore_userregs+0x14b/0x310
[    9.902801][  T175]  ? rcu_is_watching+0x15/0xd0
[    9.902933][  T175]  do_syscall_64+0x117/0xfc0
[    9.903062][  T175]  ? trace_hardirqs_off+0xd/0x30
[    9.903198][  T175]  ? exc_page_fault+0xee/0x100
[    9.903329][  T175]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.903489][  T175] RIP: 0033:0x7f698cc5608e
[    9.903624][  T175] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    9.904085][  T175] RSP: 002b:00007fff4dfc1e60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.904291][  T175] RAX: ffffffffffffffda RBX: 00007fff4dfc2608 RCX: 00007f698cc5608e
[    9.904491][  T175] RDX: 0000000000000000 RSI: 00007fff4dfc1f10 RDI: 0000000000000005
[    9.904689][  T175] RBP: 00007fff4dfc1e70 R08: 0000000000000000 R09: 0000000000000000
[    9.904884][  T175] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66d
[    9.905078][  T175] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4dfc25d0
[    9.905280][  T175]  </TASK>
[    9.905377][  T175] irq event stamp: 30527
[    9.905474][  T175] hardirqs last  enabled at (30535): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[    9.905706][  T175] hardirqs last disabled at (30542): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[    9.905932][  T175] softirqs last  enabled at (30360): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[    9.906164][  T175] softirqs last disabled at (30355): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[    9.906390][  T175] ---[ end trace 0000000000000000 ]---
[    9.949472][  T177] ------------[ cut here ]------------
[    9.949705][  T177] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/177
[    9.950063][  T177] CPU: 0 UID: 0 PID: 177 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.950630][  T177] Tainted: [W]=WARN
[    9.950790][  T177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.951047][  T177] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.951325][  T177] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[    9.952056][  T177] RSP: 0018:ffa0000000896e20 EFLAGS: 00010286
[    9.952324][  T177] RAX: 00000000ffffffa6 RBX: ff11000013ea18c0 RCX: 1ff4000000112d8a
[    9.952626][  T177] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea1978
[    9.952929][  T177] RBP: ff11000013f2c000 R08: 1fe22000027d4330 R09: ff11000013b6d180
[    9.953246][  T177] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.953547][  T177] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015817888
[    9.953855][  T177] FS:  00007f798c904840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[    9.954212][  T177] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.954469][  T177] CR2: 000000000042ebe0 CR3: 0000000013e66004 CR4: 0000000000771ef0
[    9.954777][  T177] PKRU: 55555554
[    9.954930][  T177] Call Trace:
[    9.955084][  T177]  <TASK>
[    9.955199][  T177]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.955409][  T177]  rtmsg_ifinfo+0x5c/0xb0
[    9.955558][  T177]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[    9.955817][  T177]  __dev_notify_flags+0x1b8/0x280
[    9.956020][  T177]  ? __mod_timer+0x3ad/0xc60
[    9.956231][  T177]  ? netif_change_name+0x8c0/0x8c0
[    9.956431][  T177]  ? rtnl_newlink+0x8d1/0xea0
[    9.956631][  T177]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[    9.956832][  T177]  ? netlink_rcv_skb+0x14e/0x3a0
[    9.957035][  T177]  ? add_timer_on+0x580/0x580
[    9.957246][  T177]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.957449][  T177]  ? mark_held_locks+0x40/0x70
[    9.957649][  T177]  rtnl_configure_link+0x1ac/0x390
[    9.957852][  T177]  ? lockdep_hardirqs_on+0x8c/0x130
[    9.958053][  T177]  ? queue_delayed_work_on+0x95/0x100
[    9.958363][  T177]  veth_newlink+0x330/0x8d0
[    9.958568][  T177]  ? veth_poll_controller+0x10/0x10
[    9.958773][  T177]  ? kasan_save_stack+0x2f/0x50
[    9.958973][  T177]  ? kasan_save_track+0x14/0x30
[    9.959275][  T177]  ? __kasan_kmalloc+0x7b/0x90
[    9.959500][  T177]  ? __kvmalloc_node_noprof+0x305/0x8a0
[    9.959706][  T177]  ? alloc_netdev_mqs+0xe85/0x1490
[    9.959910][  T177]  ? rtnl_af_lookup+0x290/0x290
[    9.960210][  T177]  ? alloc_netdev_mqs+0xed0/0x1490
[    9.960515][  T177]  ? rtnl_create_link+0x169/0xf20
[    9.960728][  T177]  rtnl_newlink_create+0x2da/0x780
[    9.960933][  T177]  ? rtnl_create_link+0xf20/0xf20
[    9.961187][  T177]  ? __dev_get_by_name+0x12/0x50
[    9.961393][  T177]  ? rtnl_dev_get+0xd7/0x170
[    9.961603][  T177]  __rtnl_newlink+0x22b/0xa50
[    9.961815][  T177]  rtnl_newlink+0x8d1/0xea0
[    9.962019][  T177]  ? lock_acquire.part.0+0xbc/0x260
[    9.962232][  T177]  ? __rtnl_newlink+0xa50/0xa50
[    9.962439][  T177]  ? mark_usage+0x61/0x170
[    9.962648][  T177]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.962855][  T177]  ? __rtnl_newlink+0xa50/0xa50
[    9.963055][  T177]  rtnetlink_rcv_msg+0x40d/0x9e0
[    9.963266][  T177]  ? validate_chain+0x38b/0xc20
[    9.963467][  T177]  ? rtnl_stats_set+0x3f0/0x3f0
[    9.963672][  T177]  ? __lock_acquire+0x508/0xc10
[    9.963877][  T177]  ? lock_acquire.part.0+0xbc/0x260
[    9.964076][  T177]  ? find_held_lock+0x2b/0x80
[    9.964285][  T177]  netlink_rcv_skb+0x14e/0x3a0
[    9.964488][  T177]  ? rtnl_stats_set+0x3f0/0x3f0
[    9.964700][  T177]  ? netlink_ack+0xcd0/0xcd0
[    9.964906][  T177]  ? netlink_deliver_tap+0xc5/0x330
[    9.965115][  T177]  ? netlink_deliver_tap+0x13c/0x330
[    9.965319][  T177]  netlink_unicast+0x486/0x750
[    9.965517][  T177]  ? netlink_attachskb+0x810/0x810
[    9.965726][  T177]  ? __lock_acquire+0x508/0xc10
[    9.965929][  T177]  netlink_sendmsg+0x735/0xc60
[    9.966141][  T177]  ? netlink_unicast+0x750/0x750
[    9.966347][  T177]  ? __might_fault+0x97/0x140
[    9.966548][  T177]  ____sys_sendmsg+0x419/0x850
[    9.966750][  T177]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.966952][  T177]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.967211][  T177]  ? move_addr_to_kernel+0x40/0x40
[    9.967418][  T177]  ___sys_sendmsg+0x14e/0x1d0
[    9.967618][  T177]  ? copy_msghdr_from_user+0x460/0x460
[    9.967830][  T177]  ? trace_irq_enable.constprop.0+0x9b/0x180
[    9.968086][  T177]  ? do_sys_openat2+0xfd/0x170
[    9.968299][  T177]  __sys_sendmsg+0x145/0x1f0
[    9.968500][  T177]  ? __sys_sendmsg_sock+0x20/0x20
[    9.968713][  T177]  ? fpregs_restore_userregs+0x14b/0x310
[    9.968915][  T177]  ? rcu_is_watching+0x15/0xd0
[    9.969124][  T177]  do_syscall_64+0x117/0xfc0
[    9.969327][  T177]  ? trace_hardirqs_off+0xd/0x30
[    9.969530][  T177]  ? exc_page_fault+0xee/0x100
[    9.969736][  T177]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.969984][  T177] RIP: 0033:0x7f798cb3e08e
[    9.970205][  T177] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    9.970933][  T177] RSP: 002b:00007ffef0c3ede0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.971244][  T177] RAX: ffffffffffffffda RBX: 00007ffef0c3f588 RCX: 00007f798cb3e08e
[    9.971547][  T177] RDX: 0000000000000000 RSI: 00007ffef0c3ee90 RDI: 0000000000000005
[    9.971856][  T177] RBP: 00007ffef0c3edf0 R08: 0000000000000000 R09: 0000000000000000
[    9.972171][  T177] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66d
[    9.972465][  T177] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef0c3f550
[    9.972778][  T177]  </TASK>
[    9.972928][  T177] irq event stamp: 16471
[    9.973078][  T177] hardirqs last  enabled at (16479): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[    9.973434][  T177] hardirqs last disabled at (16488): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[    9.973791][  T177] softirqs last  enabled at (16032): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[    9.974153][  T177] softirqs last disabled at (15983): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[    9.974503][  T177] ---[ end trace 0000000000000000 ]---
[    9.988603][  T177] ------------[ cut here ]------------
[    9.988762][  T177] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/177
[    9.988986][  T177] CPU: 1 UID: 0 PID: 177 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.989986][  T177] Tainted: [W]=WARN
[    9.990087][  T177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.990359][  T177] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.990528][  T177] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[    9.991004][  T177] RSP: 0018:ffa00000008971a0 EFLAGS: 00010286
[    9.991264][  T177] RAX: 00000000ffffffa6 RBX: ff110000049f2740 RCX: 1ff4000000112dfa
[    9.991455][  T177] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049f27f8
[    9.991644][  T177] RBP: ff11000013f29000 R08: 1fe220000093e500 R09: ff11000013b6d180
[    9.991837][  T177] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.992029][  T177] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.992230][  T177] FS:  00007f798c904840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[    9.992455][  T177] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.992617][  T177] CR2: 0000555faa067d5c CR3: 0000000013e66002 CR4: 0000000000771ef0
[    9.992813][  T177] PKRU: 55555554
[    9.992911][  T177] Call Trace:
[    9.993007][  T177]  <TASK>
[    9.993073][  T177]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.993206][  T177]  rtmsg_ifinfo+0x5c/0xb0
[    9.993304][  T177]  __dev_notify_flags+0x1b8/0x280
[    9.993434][  T177]  ? netif_change_name+0x8c0/0x8c0
[    9.993563][  T177]  ? rtnl_af_lookup+0x290/0x290
[    9.993696][  T177]  ? alloc_netdev_mqs+0xed0/0x1490
[    9.993826][  T177]  rtnl_configure_link+0x1ac/0x390
[    9.993955][  T177]  rtnl_newlink_create+0x353/0x780
[    9.994084][  T177]  ? rtnl_create_link+0xf20/0xf20
[    9.994220][  T177]  ? __dev_get_by_name+0x12/0x50
[    9.994349][  T177]  ? rtnl_dev_get+0xd7/0x170
[    9.994483][  T177]  __rtnl_newlink+0x22b/0xa50
[    9.994615][  T177]  rtnl_newlink+0x8d1/0xea0
[    9.994750][  T177]  ? lock_acquire.part.0+0xbc/0x260
[    9.994881][  T177]  ? __rtnl_newlink+0xa50/0xa50
[    9.995009][  T177]  ? mark_usage+0x61/0x170
[    9.995146][  T177]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.995275][  T177]  ? __rtnl_newlink+0xa50/0xa50
[    9.995403][  T177]  rtnetlink_rcv_msg+0x40d/0x9e0
[    9.995532][  T177]  ? validate_chain+0x38b/0xc20
[    9.995660][  T177]  ? rtnl_stats_set+0x3f0/0x3f0
[    9.995793][  T177]  ? __lock_acquire+0x508/0xc10
[    9.995948][  T177]  ? lock_acquire.part.0+0xbc/0x260
[    9.996075][  T177]  ? find_held_lock+0x2b/0x80
[    9.996208][  T177]  netlink_rcv_skb+0x14e/0x3a0
[    9.996338][  T177]  ? rtnl_stats_set+0x3f0/0x3f0
[    9.996465][  T177]  ? netlink_ack+0xcd0/0xcd0
[    9.996596][  T177]  ? netlink_deliver_tap+0xc5/0x330
[    9.996730][  T177]  ? netlink_deliver_tap+0x13c/0x330
[    9.996865][  T177]  netlink_unicast+0x486/0x750
[    9.996993][  T177]  ? netlink_attachskb+0x810/0x810
[    9.997128][  T177]  ? __lock_acquire+0x508/0xc10
[    9.997259][  T177]  netlink_sendmsg+0x735/0xc60
[    9.997388][  T177]  ? netlink_unicast+0x750/0x750
[    9.997518][  T177]  ? __might_fault+0x97/0x140
[    9.997648][  T177]  ____sys_sendmsg+0x419/0x850
[    9.997782][  T177]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.997918][  T177]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.998077][  T177]  ? move_addr_to_kernel+0x40/0x40
[    9.998215][  T177]  ___sys_sendmsg+0x14e/0x1d0
[    9.998346][  T177]  ? copy_msghdr_from_user+0x460/0x460
[    9.998479][  T177]  ? trace_irq_enable.constprop.0+0x9b/0x180
[    9.998643][  T177]  ? do_sys_openat2+0xfd/0x170
[    9.998778][  T177]  __sys_sendmsg+0x145/0x1f0
[    9.998911][  T177]  ? __sys_sendmsg_sock+0x20/0x20
[    9.999041][  T177]  ? fpregs_restore_userregs+0x14b/0x310
[    9.999174][  T177]  ? rcu_is_watching+0x15/0xd0
[    9.999309][  T177]  do_syscall_64+0x117/0xfc0
[    9.999440][  T177]  ? trace_hardirqs_off+0xd/0x30
[    9.999567][  T177]  ? exc_page_fault+0xee/0x100
[    9.999703][  T177]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.999866][  T177] RIP: 0033:0x7f798cb3e08e
[   10.000002][  T177] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.000466][  T177] RSP: 002b:00007ffef0c3ede0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.000665][  T177] RAX: ffffffffffffffda RBX: 00007ffef0c3f588 RCX: 00007f798cb3e08e
[   10.000865][  T177] RDX: 0000000000000000 RSI: 00007ffef0c3ee90 RDI: 0000000000000005
[   10.001058][  T177] RBP: 00007ffef0c3edf0 R08: 0000000000000000 R09: 0000000000000000
[   10.001259][  T177] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66d
[   10.001456][  T177] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef0c3f550
[   10.001658][  T177]  </TASK>
[   10.001761][  T177] irq event stamp: 28751
[   10.001860][  T177] hardirqs last  enabled at (28759): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.002084][  T177] hardirqs last disabled at (28766): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.002314][  T177] softirqs last  enabled at (28378): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.002542][  T177] softirqs last disabled at (28373): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.002772][  T177] ---[ end trace 0000000000000000 ]---
[   10.031349][  T178] ------------[ cut here ]------------
[   10.031501][  T178] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/178
[   10.031737][  T178] CPU: 3 UID: 0 PID: 178 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.032001][  T178] Tainted: [W]=WARN
[   10.032107][  T178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.032274][  T178] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.032445][  T178] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.032909][  T178] RSP: 0018:ffa0000000896e20 EFLAGS: 00010286
[   10.033076][  T178] RAX: 00000000ffffffa6 RBX: ff110000133463c0 RCX: 1ff4000000112d8a
[   10.033276][  T178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013346478
[   10.033470][  T178] RBP: ff11000013989000 R08: 1fe2200002668c90 R09: ff11000013b6ae80
[   10.033670][  T178] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.033866][  T178] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013950788
[   10.034060][  T178] FS:  00007f19d96cf840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   10.034298][  T178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.034463][  T178] CR2: 000000000042ebe0 CR3: 0000000013027005 CR4: 0000000000771ef0
[   10.034657][  T178] PKRU: 55555554
[   10.034763][  T178] Call Trace:
[   10.034861][  T178]  <TASK>
[   10.034928][  T178]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.035059][  T178]  rtmsg_ifinfo+0x5c/0xb0
[   10.035166][  T178]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   10.035330][  T178]  ? ref_tracker_alloc+0x28d/0x430
[   10.035462][  T178]  __dev_notify_flags+0x1b8/0x280
[   10.035592][  T178]  ? ref_tracker_dir_print+0x100/0x100
[   10.035728][  T178]  ? netif_change_name+0x8c0/0x8c0
[   10.035859][  T178]  ? __rtnl_newlink+0x22b/0xa50
[   10.035987][  T178]  ? rtnl_newlink+0x8d1/0xea0
[   10.036121][  T178]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   10.036249][  T178]  ? netlink_rcv_skb+0x14e/0x3a0
[   10.036380][  T178]  ? find_held_lock+0x2b/0x80
[   10.036509][  T178]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.036640][  T178]  ? mark_held_locks+0x40/0x70
[   10.036771][  T178]  rtnl_configure_link+0x1ac/0x390
[   10.036900][  T178]  ? lockdep_hardirqs_on+0x8c/0x130
[   10.037030][  T178]  ? queue_delayed_work_on+0x95/0x100
[   10.037785][  T178]  veth_newlink+0x330/0x8d0
[   10.037919][  T178]  ? veth_poll_controller+0x10/0x10
[   10.038047][  T178]  ? kasan_save_stack+0x2f/0x50
[   10.038188][  T178]  ? kasan_save_track+0x14/0x30
[   10.038320][  T178]  ? __kasan_kmalloc+0x7b/0x90
[   10.038461][  T178]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   10.038590][  T178]  ? alloc_netdev_mqs+0xe85/0x1490
[   10.038726][  T178]  ? rtnl_af_lookup+0x290/0x290
[   10.038856][  T178]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.038986][  T178]  ? rtnl_create_link+0x169/0xf20
[   10.039121][  T178]  rtnl_newlink_create+0x2da/0x780
[   10.039254][  T178]  ? rtnl_create_link+0xf20/0xf20
[   10.039385][  T178]  ? __dev_get_by_name+0x12/0x50
[   10.039515][  T178]  ? rtnl_dev_get+0xd7/0x170
[   10.039649][  T178]  __rtnl_newlink+0x22b/0xa50
[   10.039786][  T178]  rtnl_newlink+0x8d1/0xea0
[   10.039918][  T178]  ? lock_acquire.part.0+0xbc/0x260
[   10.040047][  T178]  ? __rtnl_newlink+0xa50/0xa50
[   10.040183][  T178]  ? mark_usage+0x61/0x170
[   10.040319][  T178]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.040450][  T178]  ? __rtnl_newlink+0xa50/0xa50
[   10.040579][  T178]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.040712][  T178]  ? validate_chain+0x38b/0xc20
[   10.040841][  T178]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.040971][  T178]  ? __lock_acquire+0x508/0xc10
[   10.041106][  T178]  ? lock_acquire.part.0+0xbc/0x260
[   10.041236][  T178]  ? find_held_lock+0x2b/0x80
[   10.041366][  T178]  netlink_rcv_skb+0x14e/0x3a0
[   10.041495][  T178]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.041624][  T178]  ? netlink_ack+0xcd0/0xcd0
[   10.041761][  T178]  ? netlink_deliver_tap+0xc5/0x330
[   10.041891][  T178]  ? netlink_deliver_tap+0x13c/0x330
[   10.042023][  T178]  netlink_unicast+0x486/0x750
[   10.042161][  T178]  ? netlink_attachskb+0x810/0x810
[   10.042294][  T178]  ? __lock_acquire+0x508/0xc10
[   10.042425][  T178]  netlink_sendmsg+0x735/0xc60
[   10.042556][  T178]  ? netlink_unicast+0x750/0x750
[   10.042691][  T178]  ? __might_fault+0x97/0x140
[   10.042824][  T178]  ____sys_sendmsg+0x419/0x850
[   10.042954][  T178]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.043084][  T178]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.043254][  T178]  ? move_addr_to_kernel+0x40/0x40
[   10.043388][  T178]  ___sys_sendmsg+0x14e/0x1d0
[   10.043518][  T178]  ? copy_msghdr_from_user+0x460/0x460
[   10.043652][  T178]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   10.043824][  T178]  ? do_sys_openat2+0xfd/0x170
[   10.043954][  T178]  __sys_sendmsg+0x145/0x1f0
[   10.044083][  T178]  ? __sys_sendmsg_sock+0x20/0x20
[   10.044221][  T178]  ? fpregs_restore_userregs+0x14b/0x310
[   10.044352][  T178]  ? rcu_is_watching+0x15/0xd0
[   10.044482][  T178]  do_syscall_64+0x117/0xfc0
[   10.044612][  T178]  ? trace_hardirqs_off+0xd/0x30
[   10.044745][  T178]  ? exc_page_fault+0xee/0x100
[   10.044874][  T178]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.045032][  T178] RIP: 0033:0x7f19d990908e
[   10.045173][  T178] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.045632][  T178] RSP: 002b:00007fff6eb72f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.045830][  T178] RAX: ffffffffffffffda RBX: 00007fff6eb73718 RCX: 00007f19d990908e
[   10.046024][  T178] RDX: 0000000000000000 RSI: 00007fff6eb73020 RDI: 0000000000000005
[   10.046226][  T178] RBP: 00007fff6eb72f80 R08: 0000000000000000 R09: 0000000000000000
[   10.046421][  T178] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66d
[   10.046614][  T178] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6eb736e0
[   10.046818][  T178]  </TASK>
[   10.046917][  T178] irq event stamp: 17047
[   10.047015][  T178] hardirqs last  enabled at (17055): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.047244][  T178] hardirqs last disabled at (17064): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.047468][  T178] softirqs last  enabled at (16516): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.047698][  T178] softirqs last disabled at (15501): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.047926][  T178] ---[ end trace 0000000000000000 ]---
[   10.061053][  T178] ------------[ cut here ]------------
[   10.061203][  T178] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/178
[   10.061429][  T178] CPU: 3 UID: 0 PID: 178 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.061698][  T178] Tainted: [W]=WARN
[   10.061800][  T178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.061967][  T178] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.062146][  T178] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.062617][  T178] RSP: 0018:ffa00000008971a0 EFLAGS: 00010286
[   10.062788][  T178] RAX: 00000000ffffffa6 RBX: ff11000013e351c0 RCX: 1ff4000000112dfa
[   10.062981][  T178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e35278
[   10.063178][  T178] RBP: ff11000013a0c000 R08: 1fe22000027c6a50 R09: ff11000013b6ae80
[   10.063376][  T178] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.063570][  T178] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.063770][  T178] FS:  00007f19d96cf840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   10.063997][  T178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.064169][  T178] CR2: 000000000042ebe0 CR3: 0000000013027005 CR4: 0000000000771ef0
[   10.064365][  T178] PKRU: 55555554
[   10.064462][  T178] Call Trace:
[   10.064559][  T178]  <TASK>
[   10.064626][  T178]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.064762][  T178]  rtmsg_ifinfo+0x5c/0xb0
[   10.064860][  T178]  __dev_notify_flags+0x1b8/0x280
[   10.064992][  T178]  ? netif_change_name+0x8c0/0x8c0
[   10.065128][  T178]  ? rtnl_af_lookup+0x290/0x290
[   10.065258][  T178]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.065390][  T178]  rtnl_configure_link+0x1ac/0x390
[   10.065520][  T178]  rtnl_newlink_create+0x353/0x780
[   10.065651][  T178]  ? rtnl_create_link+0xf20/0xf20
[   10.065785][  T178]  ? __dev_get_by_name+0x12/0x50
[   10.065917][  T178]  ? rtnl_dev_get+0xd7/0x170
[   10.066050][  T178]  __rtnl_newlink+0x22b/0xa50
[   10.066188][  T178]  rtnl_newlink+0x8d1/0xea0
[   10.066319][  T178]  ? lock_acquire.part.0+0xbc/0x260
[   10.066448][  T178]  ? __rtnl_newlink+0xa50/0xa50
[   10.066578][  T178]  ? mark_usage+0x61/0x170
[   10.066714][  T178]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.066845][  T178]  ? __rtnl_newlink+0xa50/0xa50
[   10.066977][  T178]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.067168][  T178]  ? validate_chain+0x38b/0xc20
[   10.067297][  T178]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.067423][  T178]  ? __lock_acquire+0x508/0xc10
[   10.067553][  T178]  ? lock_acquire.part.0+0xbc/0x260
[   10.067686][  T178]  ? find_held_lock+0x2b/0x80
[   10.067814][  T178]  netlink_rcv_skb+0x14e/0x3a0
[   10.067943][  T178]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.068074][  T178]  ? netlink_ack+0xcd0/0xcd0
[   10.068263][  T178]  ? netlink_deliver_tap+0xc5/0x330
[   10.068394][  T178]  ? netlink_deliver_tap+0x13c/0x330
[   10.068523][  T178]  netlink_unicast+0x486/0x750
[   10.068654][  T178]  ? netlink_attachskb+0x810/0x810
[   10.068789][  T178]  ? __lock_acquire+0x508/0xc10
[   10.068919][  T178]  netlink_sendmsg+0x735/0xc60
[   10.069050][  T178]  ? netlink_unicast+0x750/0x750
[   10.069237][  T178]  ? __might_fault+0x97/0x140
[   10.069369][  T178]  ____sys_sendmsg+0x419/0x850
[   10.069499][  T178]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.069628][  T178]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.069794][  T178]  ? move_addr_to_kernel+0x40/0x40
[   10.069926][  T178]  ___sys_sendmsg+0x14e/0x1d0
[   10.070054][  T178]  ? copy_msghdr_from_user+0x460/0x460
[   10.070246][  T178]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   10.070414][  T178]  ? do_sys_openat2+0xfd/0x170
[   10.070544][  T178]  __sys_sendmsg+0x145/0x1f0
[   10.070678][  T178]  ? __sys_sendmsg_sock+0x20/0x20
[   10.070810][  T178]  ? fpregs_restore_userregs+0x14b/0x310
[   10.070940][  T178]  ? rcu_is_watching+0x15/0xd0
[   10.071070][  T178]  do_syscall_64+0x117/0xfc0
[   10.071285][  T178]  ? trace_hardirqs_off+0xd/0x30
[   10.071415][  T178]  ? exc_page_fault+0xee/0x100
[   10.071545][  T178]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.071710][  T178] RIP: 0033:0x7f19d990908e
[   10.071847][  T178] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.072409][  T178] RSP: 002b:00007fff6eb72f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.072607][  T178] RAX: ffffffffffffffda RBX: 00007fff6eb73718 RCX: 00007f19d990908e
[   10.072803][  T178] RDX: 0000000000000000 RSI: 00007fff6eb73020 RDI: 0000000000000005
[   10.072998][  T178] RBP: 00007fff6eb72f80 R08: 0000000000000000 R09: 0000000000000000
[   10.073293][  T178] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66d
[   10.073489][  T178] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6eb736e0
[   10.073693][  T178]  </TASK>
[   10.073790][  T178] irq event stamp: 29119
[   10.073890][  T178] hardirqs last  enabled at (29127): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.074212][  T178] hardirqs last disabled at (29292): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.074437][  T178] softirqs last  enabled at (29290): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.074662][  T178] softirqs last disabled at (29135): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.074889][  T178] ---[ end trace 0000000000000000 ]---
[   10.121287][  T179] ------------[ cut here ]------------
[   10.121593][  T179] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/179
[   10.122091][  T179] CPU: 0 UID: 0 PID: 179 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.122551][  T179] Tainted: [W]=WARN
[   10.122771][  T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.123028][  T179] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.123427][  T179] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.124372][  T179] RSP: 0018:ffa00000008a7050 EFLAGS: 00010286
[   10.124621][  T179] RAX: 00000000ffffffa6 RBX: ff1100000ff2c740 RCX: 1ff4000000114dd0
[   10.124916][  T179] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ff2c7f8
[   10.125321][  T179] RBP: ff110000139fc000 R08: 1fe2200001fe5900 R09: ff11000013032e80
[   10.125622][  T179] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.125919][  T179] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.126226][  T179] FS:  00007fbc71d15840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   10.126569][  T179] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.126823][  T179] CR2: 00000000022fb988 CR3: 0000000004ec5001 CR4: 0000000000771ef0
[   10.127122][  T179] PKRU: 55555554
[   10.127269][  T179] Call Trace:
[   10.127416][  T179]  <TASK>
[   10.127518][  T179]  ? rcu_is_watching+0x15/0xd0
[   10.127727][  T179]  rtnetlink_event+0xe0/0x1f0
[   10.127924][  T179]  notifier_call_chain+0xb0/0x320
[   10.128129][  T179]  netif_set_mac_address+0x2dd/0x410
[   10.128323][  T179]  ? rcu_is_watching+0x15/0xd0
[   10.128519][  T179]  ? netif_set_group+0x70/0x70
[   10.128724][  T179]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   10.128968][  T179]  ? is_bpf_text_address+0x72/0x110
[   10.129178][  T179]  do_setlink.isra.0+0x706/0x2750
[   10.129375][  T179]  ? rtnl_link_get_size+0x350/0x350
[   10.129571][  T179]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.129822][  T179]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.130017][  T179]  ? validate_chain+0x38b/0xc20
[   10.130220][  T179]  ? rcu_read_lock_any_held+0x66/0x90
[   10.130412][  T179]  ? stack_depot_save_flags+0x367/0x770
[   10.130614][  T179]  ? __lock_acquire+0x508/0xc10
[   10.130817][  T179]  ? lock_acquire.part.0+0xbc/0x260
[   10.131011][  T179]  ? rtnl_newlink+0x883/0xea0
[   10.131214][  T179]  ? rcu_is_watching+0x15/0xd0
[   10.131408][  T179]  ? lock_acquire+0x134/0x160
[   10.131603][  T179]  ? rcu_is_watching+0x15/0xd0
[   10.131805][  T179]  ? rcu_is_watching+0x15/0xd0
[   10.131999][  T179]  ? trace_contention_end+0xb3/0x1a0
[   10.132209][  T179]  ? __mutex_lock+0x1db/0x2010
[   10.132398][  T179]  ? __mutex_lock+0x9b2/0x2010
[   10.132589][  T179]  ? rtnl_newlink+0x883/0xea0
[   10.132794][  T179]  ? __rtnl_newlink+0x3fa/0xa50
[   10.132992][  T179]  rtnl_newlink+0x8d1/0xea0
[   10.133201][  T179]  ? lock_acquire.part.0+0xbc/0x260
[   10.133396][  T179]  ? __rtnl_newlink+0xa50/0xa50
[   10.133593][  T179]  ? mark_usage+0x61/0x170
[   10.133792][  T179]  ? lock_acquire.part.0+0xbc/0x260
[   10.133983][  T179]  ? find_held_lock+0x2b/0x80
[   10.134187][  T179]  ? __rtnl_newlink+0xa50/0xa50
[   10.134383][  T179]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.134581][  T179]  ? __rtnl_newlink+0xa50/0xa50
[   10.134780][  T179]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.134972][  T179]  ? validate_chain+0x38b/0xc20
[   10.135178][  T179]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.135372][  T179]  ? __lock_acquire+0x508/0xc10
[   10.135567][  T179]  ? lock_acquire.part.0+0xbc/0x260
[   10.135766][  T179]  ? find_held_lock+0x2b/0x80
[   10.135963][  T179]  netlink_rcv_skb+0x14e/0x3a0
[   10.136168][  T179]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.136362][  T179]  ? netlink_ack+0xcd0/0xcd0
[   10.136556][  T179]  ? netlink_deliver_tap+0xc5/0x330
[   10.136755][  T179]  ? netlink_deliver_tap+0x13c/0x330
[   10.136951][  T179]  netlink_unicast+0x486/0x750
[   10.137155][  T179]  ? netlink_attachskb+0x810/0x810
[   10.137348][  T179]  ? __lock_acquire+0x508/0xc10
[   10.137543][  T179]  netlink_sendmsg+0x735/0xc60
[   10.137739][  T179]  ? netlink_unicast+0x750/0x750
[   10.137932][  T179]  ? __might_fault+0x97/0x140
[   10.138140][  T179]  ____sys_sendmsg+0x419/0x850
[   10.138333][  T179]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.138525][  T179]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.138768][  T179]  ? move_addr_to_kernel+0x40/0x40
[   10.138961][  T179]  ? stack_depot_save_flags+0x367/0x770
[   10.139163][  T179]  ? validate_chain+0x38b/0xc20
[   10.139355][  T179]  ___sys_sendmsg+0x14e/0x1d0
[   10.139553][  T179]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.139799][  T179]  ? copy_msghdr_from_user+0x460/0x460
[   10.140011][  T179]  __sys_sendmsg+0x145/0x1f0
[   10.140213][  T179]  ? __sys_sendmsg_sock+0x20/0x20
[   10.140402][  T179]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.140645][  T179]  ? do_raw_spin_unlock+0x59/0x250
[   10.140842][  T179]  ? rcu_is_watching+0x15/0xd0
[   10.141037][  T179]  do_syscall_64+0x117/0xfc0
[   10.141235][  T179]  ? trace_hardirqs_off+0xd/0x30
[   10.141427][  T179]  ? exc_page_fault+0xee/0x100
[   10.141621][  T179]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.141868][  T179] RIP: 0033:0x7fbc71f4f08e
[   10.142072][  T179] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.142777][  T179] RSP: 002b:00007fffa5455330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.143068][  T179] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbc71f4f08e
[   10.143374][  T179] RDX: 0000000000000000 RSI: 00007fffa54553e0 RDI: 0000000000000005
[   10.143668][  T179] RBP: 00007fffa5455340 R08: 0000000000000000 R09: 0000000000000000
[   10.143959][  T179] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   10.144258][  T179] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa5455ab0
[   10.144549][  T179]  </TASK>
[   10.144696][  T179] irq event stamp: 24205
[   10.144842][  T179] hardirqs last  enabled at (24213): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.145191][  T179] hardirqs last disabled at (24222): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.145527][  T179] softirqs last  enabled at (23444): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.145864][  T179] softirqs last disabled at (23337): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.146208][  T179] ---[ end trace 0000000000000000 ]---
[   10.193953][  T180] ------------[ cut here ]------------
[   10.194201][  T180] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/180
[   10.194560][  T180] CPU: 0 UID: 0 PID: 180 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.194976][  T180] Tainted: [W]=WARN
[   10.195143][  T180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.195399][  T180] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.195677][  T180] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.196397][  T180] RSP: 0018:ffa00000008b7050 EFLAGS: 00010286
[   10.196646][  T180] RAX: 00000000ffffffa6 RBX: ff1100000ff2dc40 RCX: 1ff4000000116dd0
[   10.196951][  T180] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ff2dcf8
[   10.197263][  T180] RBP: ff11000013989000 R08: 1fe2200001fe5ba0 R09: ff11000013a7d180
[   10.197555][  T180] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.197856][  T180] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.198155][  T180] FS:  00007fe9b5b72840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   10.198505][  T180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.198763][  T180] CR2: 00007fe9b5e421a0 CR3: 0000000013d55003 CR4: 0000000000771ef0
[   10.199059][  T180] PKRU: 55555554
[   10.199219][  T180] Call Trace:
[   10.199369][  T180]  <TASK>
[   10.199471][  T180]  ? rcu_is_watching+0x15/0xd0
[   10.199674][  T180]  rtnetlink_event+0xe0/0x1f0
[   10.199878][  T180]  notifier_call_chain+0xb0/0x320
[   10.200079][  T180]  netif_set_mac_address+0x2dd/0x410
[   10.200285][  T180]  ? rcu_is_watching+0x15/0xd0
[   10.200482][  T180]  ? netif_set_group+0x70/0x70
[   10.200685][  T180]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   10.200937][  T180]  ? is_bpf_text_address+0x72/0x110
[   10.201149][  T180]  do_setlink.isra.0+0x706/0x2750
[   10.201350][  T180]  ? rtnl_link_get_size+0x350/0x350
[   10.201549][  T180]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.201792][  T180]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.201989][  T180]  ? validate_chain+0x38b/0xc20
[   10.202198][  T180]  ? rcu_read_lock_any_held+0x66/0x90
[   10.202397][  T180]  ? stack_depot_save_flags+0x367/0x770
[   10.202600][  T180]  ? __lock_acquire+0x508/0xc10
[   10.202807][  T180]  ? lock_acquire.part.0+0xbc/0x260
[   10.203003][  T180]  ? rtnl_newlink+0x883/0xea0
[   10.203208][  T180]  ? rcu_is_watching+0x15/0xd0
[   10.203408][  T180]  ? lock_acquire+0x134/0x160
[   10.203604][  T180]  ? rcu_is_watching+0x15/0xd0
[   10.203810][  T180]  ? rcu_is_watching+0x15/0xd0
[   10.204007][  T180]  ? trace_contention_end+0xb3/0x1a0
[   10.204213][  T180]  ? __mutex_lock+0x1db/0x2010
[   10.204410][  T180]  ? __mutex_lock+0x9b2/0x2010
[   10.204603][  T180]  ? rtnl_newlink+0x883/0xea0
[   10.204819][  T180]  ? __rtnl_newlink+0x3fa/0xa50
[   10.205019][  T180]  rtnl_newlink+0x8d1/0xea0
[   10.205229][  T180]  ? lock_acquire.part.0+0xbc/0x260
[   10.205426][  T180]  ? __rtnl_newlink+0xa50/0xa50
[   10.205621][  T180]  ? mark_usage+0x61/0x170
[   10.205823][  T180]  ? lock_acquire.part.0+0xbc/0x260
[   10.206025][  T180]  ? find_held_lock+0x2b/0x80
[   10.206233][  T180]  ? __rtnl_newlink+0xa50/0xa50
[   10.206429][  T180]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.206624][  T180]  ? __rtnl_newlink+0xa50/0xa50
[   10.206824][  T180]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.207020][  T180]  ? validate_chain+0x38b/0xc20
[   10.207227][  T180]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.207422][  T180]  ? __lock_acquire+0x508/0xc10
[   10.207621][  T180]  ? lock_acquire.part.0+0xbc/0x260
[   10.207818][  T180]  ? find_held_lock+0x2b/0x80
[   10.208015][  T180]  netlink_rcv_skb+0x14e/0x3a0
[   10.208221][  T180]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.208420][  T180]  ? netlink_ack+0xcd0/0xcd0
[   10.208619][  T180]  ? netlink_deliver_tap+0xc5/0x330
[   10.208821][  T180]  ? netlink_deliver_tap+0x13c/0x330
[   10.209022][  T180]  netlink_unicast+0x486/0x750
[   10.209229][  T180]  ? netlink_attachskb+0x810/0x810
[   10.209424][  T180]  ? __lock_acquire+0x508/0xc10
[   10.209621][  T180]  netlink_sendmsg+0x735/0xc60
[   10.209825][  T180]  ? netlink_unicast+0x750/0x750
[   10.210024][  T180]  ? __might_fault+0x97/0x140
[   10.210233][  T180]  ____sys_sendmsg+0x419/0x850
[   10.210431][  T180]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.210627][  T180]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.210873][  T180]  ? move_addr_to_kernel+0x40/0x40
[   10.211068][  T180]  ? stack_depot_save_flags+0x367/0x770
[   10.211274][  T180]  ? validate_chain+0x38b/0xc20
[   10.211475][  T180]  ___sys_sendmsg+0x14e/0x1d0
[   10.211676][  T180]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.211921][  T180]  ? copy_msghdr_from_user+0x460/0x460
[   10.212147][  T180]  __sys_sendmsg+0x145/0x1f0
[   10.212344][  T180]  ? __sys_sendmsg_sock+0x20/0x20
[   10.212539][  T180]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.212788][  T180]  ? do_raw_spin_unlock+0x59/0x250
[   10.212981][  T180]  ? rcu_is_watching+0x15/0xd0
[   10.213194][  T180]  do_syscall_64+0x117/0xfc0
[   10.213396][  T180]  ? trace_hardirqs_off+0xd/0x30
[   10.213598][  T180]  ? exc_page_fault+0xee/0x100
[   10.213803][  T180]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.214051][  T180] RIP: 0033:0x7fe9b5dac08e
[   10.214272][  T180] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.214991][  T180] RSP: 002b:00007ffc625fb350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.215302][  T180] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe9b5dac08e
[   10.215595][  T180] RDX: 0000000000000000 RSI: 00007ffc625fb400 RDI: 0000000000000005
[   10.215882][  T180] RBP: 00007ffc625fb360 R08: 0000000000000000 R09: 0000000000000000
[   10.216184][  T180] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   10.216479][  T180] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc625fbad0
[   10.216782][  T180]  </TASK>
[   10.216927][  T180] irq event stamp: 24461
[   10.217076][  T180] hardirqs last  enabled at (24469): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.217433][  T180] hardirqs last disabled at (24478): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.217784][  T180] softirqs last  enabled at (23596): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   10.218137][  T180] softirqs last disabled at (23594): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   10.218480][  T180] ---[ end trace 0000000000000000 ]---
[   10.251504][  T181] ------------[ cut here ]------------
[   10.251660][  T181] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/181
[   10.251891][  T181] CPU: 3 UID: 0 PID: 181 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.252158][  T181] Tainted: [W]=WARN
[   10.252256][  T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.252423][  T181] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.252590][  T181] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.253049][  T181] RSP: 0018:ffa00000008c7050 EFLAGS: 00010286
[   10.253217][  T181] RAX: 00000000ffffffa6 RBX: ff11000005750e40 RCX: 1ff4000000118dd0
[   10.253406][  T181] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005750ef8
[   10.253603][  T181] RBP: ff11000013f29000 R08: 1fe2200000aea1e0 R09: ff11000013a7ae80
[   10.253796][  T181] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.253983][  T181] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   10.254179][  T181] FS:  00007fa696c81840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   10.254402][  T181] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.254562][  T181] CR2: 00007fa696f511a0 CR3: 0000000013a5f003 CR4: 0000000000771ef0
[   10.254757][  T181] PKRU: 55555554
[   10.254862][  T181] Call Trace:
[   10.254958][  T181]  <TASK>
[   10.255024][  T181]  ? rcu_is_watching+0x15/0xd0
[   10.255164][  T181]  rtnetlink_event+0xe0/0x1f0
[   10.255291][  T181]  notifier_call_chain+0xb0/0x320
[   10.255419][  T181]  netif_set_mac_address+0x2dd/0x410
[   10.255546][  T181]  ? rcu_is_watching+0x15/0xd0
[   10.255674][  T181]  ? netif_set_group+0x70/0x70
[   10.255803][  T181]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   10.255961][  T181]  ? is_bpf_text_address+0x72/0x110
[   10.256088][  T181]  do_setlink.isra.0+0x706/0x2750
[   10.256221][  T181]  ? rtnl_link_get_size+0x350/0x350
[   10.256358][  T181]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.256513][  T181]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.256638][  T181]  ? validate_chain+0x38b/0xc20
[   10.256767][  T181]  ? rcu_read_lock_any_held+0x66/0x90
[   10.256893][  T181]  ? stack_depot_save_flags+0x367/0x770
[   10.257028][  T181]  ? __lock_acquire+0x508/0xc10
[   10.257538][  T181]  ? lock_acquire.part.0+0xbc/0x260
[   10.257669][  T181]  ? rtnl_newlink+0x883/0xea0
[   10.257796][  T181]  ? rcu_is_watching+0x15/0xd0
[   10.257919][  T181]  ? lock_acquire+0x134/0x160
[   10.258042][  T181]  ? rcu_is_watching+0x15/0xd0
[   10.258174][  T181]  ? rcu_is_watching+0x15/0xd0
[   10.258304][  T181]  ? trace_contention_end+0xb3/0x1a0
[   10.258436][  T181]  ? __mutex_lock+0x1db/0x2010
[   10.258567][  T181]  ? __mutex_lock+0x9b2/0x2010
[   10.258705][  T181]  ? rtnl_newlink+0x883/0xea0
[   10.258839][  T181]  ? __rtnl_newlink+0x3fa/0xa50
[   10.258976][  T181]  rtnl_newlink+0x8d1/0xea0
[   10.259111][  T181]  ? lock_acquire.part.0+0xbc/0x260
[   10.259243][  T181]  ? __rtnl_newlink+0xa50/0xa50
[   10.259382][  T181]  ? mark_usage+0x61/0x170
[   10.259515][  T181]  ? lock_acquire.part.0+0xbc/0x260
[   10.259656][  T181]  ? find_held_lock+0x2b/0x80
[   10.259790][  T181]  ? __rtnl_newlink+0xa50/0xa50
[   10.259919][  T181]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.260049][  T181]  ? __rtnl_newlink+0xa50/0xa50
[   10.260184][  T181]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.260317][  T181]  ? validate_chain+0x38b/0xc20
[   10.260444][  T181]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.260577][  T181]  ? __lock_acquire+0x508/0xc10
[   10.260723][  T181]  ? lock_acquire.part.0+0xbc/0x260
[   10.260862][  T181]  ? find_held_lock+0x2b/0x80
[   10.260998][  T181]  netlink_rcv_skb+0x14e/0x3a0
[   10.261139][  T181]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.261275][  T181]  ? netlink_ack+0xcd0/0xcd0
[   10.261405][  T181]  ? netlink_deliver_tap+0xc5/0x330
[   10.261532][  T181]  ? netlink_deliver_tap+0x13c/0x330
[   10.261657][  T181]  netlink_unicast+0x486/0x750
[   10.261792][  T181]  ? netlink_attachskb+0x810/0x810
[   10.261919][  T181]  ? __lock_acquire+0x508/0xc10
[   10.262046][  T181]  netlink_sendmsg+0x735/0xc60
[   10.262174][  T181]  ? netlink_unicast+0x750/0x750
[   10.262301][  T181]  ? __might_fault+0x97/0x140
[   10.262432][  T181]  ____sys_sendmsg+0x419/0x850
[   10.262556][  T181]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.262685][  T181]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.262841][  T181]  ? move_addr_to_kernel+0x40/0x40
[   10.262967][  T181]  ? stack_depot_save_flags+0x367/0x770
[   10.263092][  T181]  ? validate_chain+0x38b/0xc20
[   10.263225][  T181]  ___sys_sendmsg+0x14e/0x1d0
[   10.263351][  T181]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.263507][  T181]  ? copy_msghdr_from_user+0x460/0x460
[   10.263645][  T181]  __sys_sendmsg+0x145/0x1f0
[   10.263775][  T181]  ? __sys_sendmsg_sock+0x20/0x20
[   10.263898][  T181]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.264055][  T181]  ? do_raw_spin_unlock+0x59/0x250
[   10.264185][  T181]  ? rcu_is_watching+0x15/0xd0
[   10.264312][  T181]  do_syscall_64+0x117/0xfc0
[   10.264437][  T181]  ? trace_hardirqs_off+0xd/0x30
[   10.264563][  T181]  ? exc_page_fault+0xee/0x100
[   10.264693][  T181]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.264850][  T181] RIP: 0033:0x7fa696ebb08e
[   10.264983][  T181] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.265434][  T181] RSP: 002b:00007fff978b20b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.265624][  T181] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa696ebb08e
[   10.265815][  T181] RDX: 0000000000000000 RSI: 00007fff978b2160 RDI: 0000000000000005
[   10.266001][  T181] RBP: 00007fff978b20c0 R08: 0000000000000000 R09: 0000000000000000
[   10.266194][  T181] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   10.266381][  T181] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff978b2830
[   10.266572][  T181]  </TASK>
[   10.266667][  T181] irq event stamp: 23471
[   10.266762][  T181] hardirqs last  enabled at (23479): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.266980][  T181] hardirqs last disabled at (23486): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.267202][  T181] softirqs last  enabled at (22932): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.267420][  T181] softirqs last disabled at (22263): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.267635][  T181] ---[ end trace 0000000000000000 ]---
[   10.310832][  T182] ------------[ cut here ]------------
[   10.311060][  T182] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/182
[   10.311427][  T182] CPU: 0 UID: 0 PID: 182 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.311825][  T182] Tainted: [W]=WARN
[   10.311973][  T182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.312328][  T182] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.312584][  T182] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.313435][  T182] RSP: 0018:ffa00000008c7050 EFLAGS: 00010286
[   10.313830][  T182] RAX: 00000000ffffffa6 RBX: ff11000013db3380 RCX: 1ff4000000118dd0
[   10.314243][  T182] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013db3438
[   10.314529][  T182] RBP: ff11000010f09000 R08: 1fe22000027b6688 R09: ff11000013a78b80
[   10.314823][  T182] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.315215][  T182] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.315509][  T182] FS:  00007f26bae03840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   10.315855][  T182] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.316152][  T182] CR2: 00000000079dc988 CR3: 0000000004a2f005 CR4: 0000000000771ef0
[   10.316447][  T182] PKRU: 55555554
[   10.316595][  T182] Call Trace:
[   10.316750][  T182]  <TASK>
[   10.316854][  T182]  ? rcu_is_watching+0x15/0xd0
[   10.317071][  T182]  rtnetlink_event+0xe0/0x1f0
[   10.317277][  T182]  notifier_call_chain+0xb0/0x320
[   10.317479][  T182]  netif_set_mac_address+0x2dd/0x410
[   10.317681][  T182]  ? rcu_is_watching+0x15/0xd0
[   10.317877][  T182]  ? netif_set_group+0x70/0x70
[   10.318071][  T182]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   10.318323][  T182]  ? is_bpf_text_address+0x72/0x110
[   10.318527][  T182]  do_setlink.isra.0+0x706/0x2750
[   10.318750][  T182]  ? rtnl_link_get_size+0x350/0x350
[   10.318947][  T182]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.319199][  T182]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.319392][  T182]  ? validate_chain+0x38b/0xc20
[   10.319582][  T182]  ? rcu_read_lock_any_held+0x66/0x90
[   10.319780][  T182]  ? stack_depot_save_flags+0x367/0x770
[   10.319978][  T182]  ? __lock_acquire+0x508/0xc10
[   10.320184][  T182]  ? lock_acquire.part.0+0xbc/0x260
[   10.320378][  T182]  ? rtnl_newlink+0x883/0xea0
[   10.320572][  T182]  ? rcu_is_watching+0x15/0xd0
[   10.320769][  T182]  ? lock_acquire+0x134/0x160
[   10.320962][  T182]  ? rcu_is_watching+0x15/0xd0
[   10.321167][  T182]  ? rcu_is_watching+0x15/0xd0
[   10.321364][  T182]  ? trace_contention_end+0xb3/0x1a0
[   10.321561][  T182]  ? __mutex_lock+0x1db/0x2010
[   10.321758][  T182]  ? __mutex_lock+0x9b2/0x2010
[   10.321950][  T182]  ? rtnl_newlink+0x883/0xea0
[   10.322163][  T182]  ? __rtnl_newlink+0x3fa/0xa50
[   10.322362][  T182]  rtnl_newlink+0x8d1/0xea0
[   10.322559][  T182]  ? lock_acquire.part.0+0xbc/0x260
[   10.322759][  T182]  ? __rtnl_newlink+0xa50/0xa50
[   10.322955][  T182]  ? mark_usage+0x61/0x170
[   10.323162][  T182]  ? lock_acquire.part.0+0xbc/0x260
[   10.323356][  T182]  ? find_held_lock+0x2b/0x80
[   10.323550][  T182]  ? __rtnl_newlink+0xa50/0xa50
[   10.323748][  T182]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.323945][  T182]  ? __rtnl_newlink+0xa50/0xa50
[   10.324148][  T182]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.324342][  T182]  ? validate_chain+0x38b/0xc20
[   10.324536][  T182]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.324735][  T182]  ? __lock_acquire+0x508/0xc10
[   10.324932][  T182]  ? lock_acquire.part.0+0xbc/0x260
[   10.325137][  T182]  ? find_held_lock+0x2b/0x80
[   10.325333][  T182]  netlink_rcv_skb+0x14e/0x3a0
[   10.325527][  T182]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.325727][  T182]  ? netlink_ack+0xcd0/0xcd0
[   10.325928][  T182]  ? netlink_deliver_tap+0xc5/0x330
[   10.326133][  T182]  ? netlink_deliver_tap+0x13c/0x330
[   10.326329][  T182]  netlink_unicast+0x486/0x750
[   10.326525][  T182]  ? netlink_attachskb+0x810/0x810
[   10.326729][  T182]  ? __lock_acquire+0x508/0xc10
[   10.326926][  T182]  netlink_sendmsg+0x735/0xc60
[   10.327129][  T182]  ? netlink_unicast+0x750/0x750
[   10.327324][  T182]  ? __might_fault+0x97/0x140
[   10.327525][  T182]  ____sys_sendmsg+0x419/0x850
[   10.327728][  T182]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.327923][  T182]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.328174][  T182]  ? move_addr_to_kernel+0x40/0x40
[   10.328373][  T182]  ? stack_depot_save_flags+0x367/0x770
[   10.328571][  T182]  ? validate_chain+0x38b/0xc20
[   10.328775][  T182]  ___sys_sendmsg+0x14e/0x1d0
[   10.328970][  T182]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.329217][  T182]  ? copy_msghdr_from_user+0x460/0x460
[   10.329434][  T182]  __sys_sendmsg+0x145/0x1f0
[   10.329633][  T182]  ? __sys_sendmsg_sock+0x20/0x20
[   10.329831][  T182]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.330082][  T182]  ? do_raw_spin_unlock+0x59/0x250
[   10.330288][  T182]  ? rcu_is_watching+0x15/0xd0
[   10.330486][  T182]  do_syscall_64+0x117/0xfc0
[   10.330683][  T182]  ? trace_hardirqs_off+0xd/0x30
[   10.330881][  T182]  ? exc_page_fault+0xee/0x100
[   10.331077][  T182]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.331331][  T182] RIP: 0033:0x7f26bb03d08e
[   10.331538][  T182] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.332250][  T182] RSP: 002b:00007ffd95c39070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.332552][  T182] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f26bb03d08e
[   10.332851][  T182] RDX: 0000000000000000 RSI: 00007ffd95c39120 RDI: 0000000000000005
[   10.333155][  T182] RBP: 00007ffd95c39080 R08: 0000000000000000 R09: 0000000000000000
[   10.333453][  T182] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   10.333746][  T182] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd95c397f0
[   10.334048][  T182]  </TASK>
[   10.334207][  T182] irq event stamp: 16713
[   10.334355][  T182] hardirqs last  enabled at (16721): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.334703][  T182] hardirqs last disabled at (16728): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.335035][  T182] softirqs last  enabled at (15996): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.335389][  T182] softirqs last disabled at (15945): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.335740][  T182] ---[ end trace 0000000000000000 ]---
[   10.367302][  T183] ------------[ cut here ]------------
[   10.367459][  T183] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/183
[   10.367697][  T183] CPU: 3 UID: 0 PID: 183 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.367961][  T183] Tainted: [W]=WARN
[   10.368060][  T183] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.368228][  T183] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.368398][  T183] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.368857][  T183] RSP: 0018:ffa00000008d7050 EFLAGS: 00010286
[   10.369019][  T183] RAX: 00000000ffffffa6 RBX: ff1100000549f540 RCX: 1ff400000011add0
[   10.369220][  T183] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000549f5f8
[   10.369417][  T183] RBP: ff11000013a0c000 R08: 1fe2200000a93ec0 R09: ff110000107d8b80
[   10.369610][  T183] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.369811][  T183] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   10.370006][  T183] FS:  00007f325e224840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   10.370243][  T183] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.370406][  T183] CR2: 000000001b286988 CR3: 0000000010e53005 CR4: 0000000000771ef0
[   10.370601][  T183] PKRU: 55555554
[   10.370705][  T183] Call Trace:
[   10.370803][  T183]  <TASK>
[   10.370871][  T183]  ? rcu_is_watching+0x15/0xd0
[   10.371011][  T183]  rtnetlink_event+0xe0/0x1f0
[   10.371145][  T183]  notifier_call_chain+0xb0/0x320
[   10.371276][  T183]  netif_set_mac_address+0x2dd/0x410
[   10.371413][  T183]  ? rcu_is_watching+0x15/0xd0
[   10.371543][  T183]  ? netif_set_group+0x70/0x70
[   10.371677][  T183]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   10.371839][  T183]  ? is_bpf_text_address+0x72/0x110
[   10.371970][  T183]  do_setlink.isra.0+0x706/0x2750
[   10.372105][  T183]  ? rtnl_link_get_size+0x350/0x350
[   10.372234][  T183]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.372394][  T183]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.372522][  T183]  ? validate_chain+0x38b/0xc20
[   10.372651][  T183]  ? rcu_read_lock_any_held+0x66/0x90
[   10.372785][  T183]  ? stack_depot_save_flags+0x367/0x770
[   10.372917][  T183]  ? __lock_acquire+0x508/0xc10
[   10.373045][  T183]  ? lock_acquire.part.0+0xbc/0x260
[   10.373520][  T183]  ? rtnl_newlink+0x883/0xea0
[   10.373649][  T183]  ? rcu_is_watching+0x15/0xd0
[   10.373782][  T183]  ? lock_acquire+0x134/0x160
[   10.373910][  T183]  ? rcu_is_watching+0x15/0xd0
[   10.374036][  T183]  ? rcu_is_watching+0x15/0xd0
[   10.374171][  T183]  ? trace_contention_end+0xb3/0x1a0
[   10.374302][  T183]  ? __mutex_lock+0x1db/0x2010
[   10.374433][  T183]  ? __mutex_lock+0x9b2/0x2010
[   10.374563][  T183]  ? rtnl_newlink+0x883/0xea0
[   10.374702][  T183]  ? __rtnl_newlink+0x3fa/0xa50
[   10.374831][  T183]  rtnl_newlink+0x8d1/0xea0
[   10.374959][  T183]  ? lock_acquire.part.0+0xbc/0x260
[   10.375087][  T183]  ? __rtnl_newlink+0xa50/0xa50
[   10.375218][  T183]  ? mark_usage+0x61/0x170
[   10.375348][  T183]  ? lock_acquire.part.0+0xbc/0x260
[   10.375477][  T183]  ? find_held_lock+0x2b/0x80
[   10.375605][  T183]  ? __rtnl_newlink+0xa50/0xa50
[   10.375737][  T183]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.375866][  T183]  ? __rtnl_newlink+0xa50/0xa50
[   10.375994][  T183]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.376128][  T183]  ? validate_chain+0x38b/0xc20
[   10.376255][  T183]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.376383][  T183]  ? __lock_acquire+0x508/0xc10
[   10.376515][  T183]  ? lock_acquire.part.0+0xbc/0x260
[   10.376651][  T183]  ? find_held_lock+0x2b/0x80
[   10.376788][  T183]  netlink_rcv_skb+0x14e/0x3a0
[   10.376918][  T183]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.377046][  T183]  ? netlink_ack+0xcd0/0xcd0
[   10.377180][  T183]  ? netlink_deliver_tap+0xc5/0x330
[   10.377310][  T183]  ? netlink_deliver_tap+0x13c/0x330
[   10.377438][  T183]  netlink_unicast+0x486/0x750
[   10.377567][  T183]  ? netlink_attachskb+0x810/0x810
[   10.377699][  T183]  ? __lock_acquire+0x508/0xc10
[   10.377827][  T183]  netlink_sendmsg+0x735/0xc60
[   10.377955][  T183]  ? netlink_unicast+0x750/0x750
[   10.378086][  T183]  ? __might_fault+0x97/0x140
[   10.378218][  T183]  ____sys_sendmsg+0x419/0x850
[   10.378346][  T183]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.378475][  T183]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.378631][  T183]  ? move_addr_to_kernel+0x40/0x40
[   10.378765][  T183]  ? stack_depot_save_flags+0x367/0x770
[   10.378892][  T183]  ? validate_chain+0x38b/0xc20
[   10.379020][  T183]  ___sys_sendmsg+0x14e/0x1d0
[   10.379153][  T183]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.379311][  T183]  ? copy_msghdr_from_user+0x460/0x460
[   10.379449][  T183]  __sys_sendmsg+0x145/0x1f0
[   10.379578][  T183]  ? __sys_sendmsg_sock+0x20/0x20
[   10.379711][  T183]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.379873][  T183]  ? do_raw_spin_unlock+0x59/0x250
[   10.379999][  T183]  ? rcu_is_watching+0x15/0xd0
[   10.380132][  T183]  do_syscall_64+0x117/0xfc0
[   10.380262][  T183]  ? trace_hardirqs_off+0xd/0x30
[   10.380390][  T183]  ? exc_page_fault+0xee/0x100
[   10.380520][  T183]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.380682][  T183] RIP: 0033:0x7f325e45e08e
[   10.380819][  T183] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.381281][  T183] RSP: 002b:00007ffcfd4f6860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.381478][  T183] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f325e45e08e
[   10.381678][  T183] RDX: 0000000000000000 RSI: 00007ffcfd4f6910 RDI: 0000000000000005
[   10.381870][  T183] RBP: 00007ffcfd4f6870 R08: 0000000000000000 R09: 0000000000000000
[   10.382061][  T183] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   10.382262][  T183] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfd4f6fe0
[   10.382461][  T183]  </TASK>
[   10.382560][  T183] irq event stamp: 25233
[   10.382658][  T183] hardirqs last  enabled at (25241): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.382891][  T183] hardirqs last disabled at (25248): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.383123][  T183] softirqs last  enabled at (24702): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.383353][  T183] softirqs last disabled at (24079): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.383575][  T183] ---[ end trace 0000000000000000 ]---
[   10.422772][  T184] ------------[ cut here ]------------
[   10.423010][  T184] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/184
[   10.423383][  T184] CPU: 0 UID: 0 PID: 184 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.423793][  T184] Tainted: [W]=WARN
[   10.423941][  T184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.424311][  T184] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.424575][  T184] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.425390][  T184] RSP: 0018:ffa00000008e7050 EFLAGS: 00010286
[   10.425751][  T184] RAX: 00000000ffffffa6 RBX: ff11000013d30580 RCX: 1ff400000011cdd0
[   10.426048][  T184] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d30638
[   10.426508][  T184] RBP: ff11000013f2c000 R08: 1fe22000027a60c8 R09: ff110000107dd180
[   10.426819][  T184] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.427229][  T184] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.427530][  T184] FS:  00007fea38b33840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   10.427884][  T184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.428249][  T184] CR2: 000000001ea85988 CR3: 0000000015a0e003 CR4: 0000000000771ef0
[   10.428550][  T184] PKRU: 55555554
[   10.428706][  T184] Call Trace:
[   10.428852][  T184]  <TASK>
[   10.428956][  T184]  ? rcu_is_watching+0x15/0xd0
[   10.429268][  T184]  rtnetlink_event+0xe0/0x1f0
[   10.429464][  T184]  notifier_call_chain+0xb0/0x320
[   10.429671][  T184]  netif_set_mac_address+0x2dd/0x410
[   10.429871][  T184]  ? rcu_is_watching+0x15/0xd0
[   10.430068][  T184]  ? netif_set_group+0x70/0x70
[   10.430322][  T184]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   10.430569][  T184]  ? is_bpf_text_address+0x72/0x110
[   10.430776][  T184]  do_setlink.isra.0+0x706/0x2750
[   10.430978][  T184]  ? rtnl_link_get_size+0x350/0x350
[   10.431187][  T184]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.431432][  T184]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.431628][  T184]  ? validate_chain+0x38b/0xc20
[   10.431831][  T184]  ? rcu_read_lock_any_held+0x66/0x90
[   10.432028][  T184]  ? stack_depot_save_flags+0x367/0x770
[   10.432279][  T184]  ? __lock_acquire+0x508/0xc10
[   10.432478][  T184]  ? lock_acquire.part.0+0xbc/0x260
[   10.432677][  T184]  ? rtnl_newlink+0x883/0xea0
[   10.432876][  T184]  ? rcu_is_watching+0x15/0xd0
[   10.433069][  T184]  ? lock_acquire+0x134/0x160
[   10.433276][  T184]  ? rcu_is_watching+0x15/0xd0
[   10.433471][  T184]  ? rcu_is_watching+0x15/0xd0
[   10.433674][  T184]  ? trace_contention_end+0xb3/0x1a0
[   10.433872][  T184]  ? __mutex_lock+0x1db/0x2010
[   10.434069][  T184]  ? __mutex_lock+0x9b2/0x2010
[   10.434272][  T184]  ? rtnl_newlink+0x883/0xea0
[   10.434469][  T184]  ? __rtnl_newlink+0x3fa/0xa50
[   10.434674][  T184]  rtnl_newlink+0x8d1/0xea0
[   10.434876][  T184]  ? lock_acquire.part.0+0xbc/0x260
[   10.435071][  T184]  ? __rtnl_newlink+0xa50/0xa50
[   10.435278][  T184]  ? mark_usage+0x61/0x170
[   10.435478][  T184]  ? lock_acquire.part.0+0xbc/0x260
[   10.435678][  T184]  ? find_held_lock+0x2b/0x80
[   10.435869][  T184]  ? __rtnl_newlink+0xa50/0xa50
[   10.436061][  T184]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.436271][  T184]  ? __rtnl_newlink+0xa50/0xa50
[   10.436469][  T184]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.436662][  T184]  ? validate_chain+0x38b/0xc20
[   10.436863][  T184]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.437055][  T184]  ? __lock_acquire+0x508/0xc10
[   10.437264][  T184]  ? lock_acquire.part.0+0xbc/0x260
[   10.437486][  T184]  ? find_held_lock+0x2b/0x80
[   10.437692][  T184]  netlink_rcv_skb+0x14e/0x3a0
[   10.437887][  T184]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.438084][  T184]  ? netlink_ack+0xcd0/0xcd0
[   10.438293][  T184]  ? netlink_deliver_tap+0xc5/0x330
[   10.438487][  T184]  ? netlink_deliver_tap+0x13c/0x330
[   10.438691][  T184]  netlink_unicast+0x486/0x750
[   10.438894][  T184]  ? netlink_attachskb+0x810/0x810
[   10.439092][  T184]  ? __lock_acquire+0x508/0xc10
[   10.439297][  T184]  netlink_sendmsg+0x735/0xc60
[   10.439497][  T184]  ? netlink_unicast+0x750/0x750
[   10.439702][  T184]  ? __might_fault+0x97/0x140
[   10.439900][  T184]  ____sys_sendmsg+0x419/0x850
[   10.440111][  T184]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.440305][  T184]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.440549][  T184]  ? move_addr_to_kernel+0x40/0x40
[   10.440753][  T184]  ? stack_depot_save_flags+0x367/0x770
[   10.440952][  T184]  ? validate_chain+0x38b/0xc20
[   10.441161][  T184]  ___sys_sendmsg+0x14e/0x1d0
[   10.441358][  T184]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.441607][  T184]  ? copy_msghdr_from_user+0x460/0x460
[   10.441826][  T184]  __sys_sendmsg+0x145/0x1f0
[   10.442025][  T184]  ? __sys_sendmsg_sock+0x20/0x20
[   10.442233][  T184]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.442485][  T184]  ? do_raw_spin_unlock+0x59/0x250
[   10.442685][  T184]  ? rcu_is_watching+0x15/0xd0
[   10.442885][  T184]  do_syscall_64+0x117/0xfc0
[   10.443083][  T184]  ? trace_hardirqs_off+0xd/0x30
[   10.443295][  T184]  ? exc_page_fault+0xee/0x100
[   10.443496][  T184]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.443749][  T184] RIP: 0033:0x7fea38d6d08e
[   10.443957][  T184] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.444835][  T184] RSP: 002b:00007ffe1a60bba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.445149][  T184] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fea38d6d08e
[   10.445436][  T184] RDX: 0000000000000000 RSI: 00007ffe1a60bc50 RDI: 0000000000000005
[   10.445737][  T184] RBP: 00007ffe1a60bbb0 R08: 0000000000000000 R09: 0000000000000000
[   10.446019][  T184] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   10.446328][  T184] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1a60c320
[   10.446631][  T184]  </TASK>
[   10.446786][  T184] irq event stamp: 17137
[   10.446945][  T184] hardirqs last  enabled at (17145): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.447289][  T184] hardirqs last disabled at (17154): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.447635][  T184] softirqs last  enabled at (16504): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.447983][  T184] softirqs last disabled at (16455): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.448333][  T184] ---[ end trace 0000000000000000 ]---
[   10.460030][  T184] ip (184) used greatest stack depth: 23440 bytes left
[   10.489599][  T185] vethA: entered promiscuous mode
[   10.489858][  T185] ------------[ cut here ]------------
[   10.489998][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/185
[   10.490737][  T185] CPU: 3 UID: 0 PID: 185 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.491022][  T185] Tainted: [W]=WARN
[   10.491133][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.491308][  T185] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.491487][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.491980][  T185] RSP: 0018:ffa00000008f6fb0 EFLAGS: 00010286
[   10.492162][  T185] RAX: 00000000ffffffa6 RBX: ff110000057503c0 RCX: 1ff400000011edbc
[   10.492371][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005750478
[   10.492584][  T185] RBP: ff110000139fc000 R08: 1fe2200000aea090 R09: ff110000107dae80
[   10.492793][  T185] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   10.493002][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000139fc000
[   10.493215][  T185] FS:  00007f5b59238840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   10.493462][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.493642][  T185] CR2: 0000000006b7a9e8 CR3: 00000000138c7001 CR4: 0000000000771ef0
[   10.493853][  T185] PKRU: 55555554
[   10.493957][  T185] Call Trace:
[   10.494061][  T185]  <TASK>
[   10.494138][  T185]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.494278][  T185]  ? netlink_sendmsg+0x735/0xc60
[   10.494419][  T185]  rtmsg_ifinfo+0x5c/0xb0
[   10.494528][  T185]  __dev_notify_flags+0x1b8/0x280
[   10.494672][  T185]  ? netdev_info+0xe2/0x116
[   10.494814][  T185]  ? netdev_notice+0x120/0x120
[   10.494954][  T185]  ? netif_change_name+0x8c0/0x8c0
[   10.495102][  T185]  __dev_set_promiscuity+0x194/0x230
[   10.495243][  T185]  netif_set_promiscuity+0x4c/0xc0
[   10.495383][  T185]  dev_set_promiscuity+0x9d/0x150
[   10.495524][  T185]  hsr_add_port+0x48c/0xb60
[   10.495671][  T185]  ? hsr_port_exists+0x60/0x60
[   10.495815][  T185]  ? timer_init_key+0x10d/0x280
[   10.495957][  T185]  hsr_dev_finalize+0x6e8/0xc00
[   10.496105][  T185]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.496242][  T185]  hsr_newlink+0x3b0/0x980
[   10.496382][  T185]  ? hsr_dellink+0x90/0x90
[   10.496520][  T185]  ? rtnl_create_link+0x169/0xf20
[   10.496659][  T185]  ? nla_strscpy+0xe3/0x180
[   10.496805][  T185]  rtnl_newlink_create+0x2da/0x780
[   10.496944][  T185]  ? rtnl_create_link+0xf20/0xf20
[   10.497083][  T185]  ? __dev_get_by_name+0x12/0x50
[   10.497229][  T185]  ? rtnl_dev_get+0xd7/0x170
[   10.497375][  T185]  __rtnl_newlink+0x22b/0xa50
[   10.497517][  T185]  rtnl_newlink+0x8d1/0xea0
[   10.497660][  T185]  ? lock_acquire.part.0+0xbc/0x260
[   10.497810][  T185]  ? __rtnl_newlink+0xa50/0xa50
[   10.497951][  T185]  ? mark_usage+0x61/0x170
[   10.498101][  T185]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.498243][  T185]  ? __rtnl_newlink+0xa50/0xa50
[   10.498384][  T185]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.498525][  T185]  ? validate_chain+0x38b/0xc20
[   10.498670][  T185]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.498811][  T185]  ? __lock_acquire+0x508/0xc10
[   10.498958][  T185]  ? lock_acquire.part.0+0xbc/0x260
[   10.499106][  T185]  ? find_held_lock+0x2b/0x80
[   10.499249][  T185]  netlink_rcv_skb+0x14e/0x3a0
[   10.499391][  T185]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.499534][  T185]  ? netlink_ack+0xcd0/0xcd0
[   10.499682][  T185]  ? netlink_deliver_tap+0xc5/0x330
[   10.499823][  T185]  ? netlink_deliver_tap+0x13c/0x330
[   10.499967][  T185]  netlink_unicast+0x486/0x750
[   10.500113][  T185]  ? netlink_attachskb+0x810/0x810
[   10.500254][  T185]  ? __lock_acquire+0x508/0xc10
[   10.500394][  T185]  netlink_sendmsg+0x735/0xc60
[   10.500536][  T185]  ? netlink_unicast+0x750/0x750
[   10.500681][  T185]  ? __might_fault+0x97/0x140
[   10.500823][  T185]  ____sys_sendmsg+0x419/0x850
[   10.500963][  T185]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.501107][  T185]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.501282][  T185]  ? move_addr_to_kernel+0x40/0x40
[   10.501422][  T185]  ? stack_depot_save_flags+0x367/0x770
[   10.501563][  T185]  ? validate_chain+0x38b/0xc20
[   10.501709][  T185]  ___sys_sendmsg+0x14e/0x1d0
[   10.501848][  T185]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.502021][  T185]  ? copy_msghdr_from_user+0x460/0x460
[   10.502177][  T185]  __sys_sendmsg+0x145/0x1f0
[   10.502317][  T185]  ? __sys_sendmsg_sock+0x20/0x20
[   10.502456][  T185]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.502631][  T185]  ? do_raw_spin_unlock+0x59/0x250
[   10.502780][  T185]  ? rcu_is_watching+0x15/0xd0
[   10.502921][  T185]  do_syscall_64+0x117/0xfc0
[   10.503061][  T185]  ? trace_hardirqs_off+0xd/0x30
[   10.503214][  T185]  ? exc_page_fault+0xee/0x100
[   10.503354][  T185]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.503527][  T185] RIP: 0033:0x7f5b5947208e
[   10.503677][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.504179][  T185] RSP: 002b:00007ffcd67c2590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.504389][  T185] RAX: ffffffffffffffda RBX: 00007ffcd67c2d40 RCX: 00007f5b5947208e
[   10.504596][  T185] RDX: 0000000000000000 RSI: 00007ffcd67c2640 RDI: 0000000000000005
[   10.504810][  T185] RBP: 00007ffcd67c25a0 R08: 0000000000000000 R09: 0000000000000000
[   10.505019][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66d
[   10.505231][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd67c2d10
[   10.505446][  T185]  </TASK>
[   10.505552][  T185] irq event stamp: 26285
[   10.505657][  T185] hardirqs last  enabled at (26293): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.505905][  T185] hardirqs last disabled at (26300): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.506158][  T185] softirqs last  enabled at (26314): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.506401][  T185] softirqs last disabled at (26309): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.506642][  T185] ---[ end trace 0000000000000000 ]---
[   10.514537][  T185] ------------[ cut here ]------------
[   10.514692][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/185
[   10.514934][  T185] CPU: 3 UID: 0 PID: 185 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.515214][  T185] Tainted: [W]=WARN
[   10.515318][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.515488][  T185] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.515671][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.516164][  T185] RSP: 0018:ffa00000008f6f90 EFLAGS: 00010286
[   10.516336][  T185] RAX: 00000000ffffffa6 RBX: ff11000005751540 RCX: 1ff400000011edb8
[   10.516538][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000057515f8
[   10.516747][  T185] RBP: ff110000139fc000 R08: 1fe2200000aea2c0 R09: ff110000107dae80
[   10.516951][  T185] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.517161][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   10.517365][  T185] FS:  00007f5b59238840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   10.517605][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.517779][  T185] CR2: 0000000006b7a9e8 CR3: 00000000138c7001 CR4: 0000000000771ef0
[   10.517981][  T185] PKRU: 55555554
[   10.518083][  T185] Call Trace:
[   10.518190][  T185]  <TASK>
[   10.518261][  T185]  ? rcu_is_watching+0x15/0xd0
[   10.518398][  T185]  rtnetlink_event+0xe0/0x1f0
[   10.518537][  T185]  notifier_call_chain+0xb0/0x320
[   10.518679][  T185]  __netdev_upper_dev_link+0x3a5/0x590
[   10.518816][  T185]  ? netdev_wait_allrefs_any+0x570/0x570
[   10.518954][  T185]  ? do_raw_spin_lock+0x131/0x280
[   10.519090][  T185]  ? find_held_lock+0x2b/0x80
[   10.519235][  T185]  netdev_master_upper_dev_link+0x86/0xb0
[   10.519371][  T185]  ? netdev_upper_dev_link+0xb0/0xb0
[   10.519508][  T185]  ? lockdep_rtnl_is_held+0x1a/0x20
[   10.519645][  T185]  ? hsr_port_get_hsr+0x9c/0x150
[   10.519786][  T185]  hsr_add_port+0x4eb/0xb60
[   10.519922][  T185]  ? hsr_port_exists+0x60/0x60
[   10.520057][  T185]  ? timer_init_key+0x10d/0x280
[   10.520199][  T185]  hsr_dev_finalize+0x6e8/0xc00
[   10.520336][  T185]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.520470][  T185]  hsr_newlink+0x3b0/0x980
[   10.520609][  T185]  ? hsr_dellink+0x90/0x90
[   10.520747][  T185]  ? rtnl_create_link+0x169/0xf20
[   10.520885][  T185]  ? nla_strscpy+0xe3/0x180
[   10.521021][  T185]  rtnl_newlink_create+0x2da/0x780
[   10.521163][  T185]  ? rtnl_create_link+0xf20/0xf20
[   10.521299][  T185]  ? __dev_get_by_name+0x12/0x50
[   10.521434][  T185]  ? rtnl_dev_get+0xd7/0x170
[   10.521572][  T185]  __rtnl_newlink+0x22b/0xa50
[   10.521714][  T185]  rtnl_newlink+0x8d1/0xea0
[   10.521849][  T185]  ? lock_acquire.part.0+0xbc/0x260
[   10.521984][  T185]  ? __rtnl_newlink+0xa50/0xa50
[   10.522123][  T185]  ? mark_usage+0x61/0x170
[   10.522260][  T185]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.522395][  T185]  ? __rtnl_newlink+0xa50/0xa50
[   10.522528][  T185]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.522661][  T185]  ? validate_chain+0x38b/0xc20
[   10.522798][  T185]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.522931][  T185]  ? __lock_acquire+0x508/0xc10
[   10.523066][  T185]  ? lock_acquire.part.0+0xbc/0x260
[   10.523205][  T185]  ? find_held_lock+0x2b/0x80
[   10.523341][  T185]  netlink_rcv_skb+0x14e/0x3a0
[   10.523480][  T185]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.523616][  T185]  ? netlink_ack+0xcd0/0xcd0
[   10.523759][  T185]  ? netlink_deliver_tap+0xc5/0x330
[   10.523893][  T185]  ? netlink_deliver_tap+0x13c/0x330
[   10.524029][  T185]  netlink_unicast+0x486/0x750
[   10.524171][  T185]  ? netlink_attachskb+0x810/0x810
[   10.524306][  T185]  ? __lock_acquire+0x508/0xc10
[   10.524443][  T185]  netlink_sendmsg+0x735/0xc60
[   10.524581][  T185]  ? netlink_unicast+0x750/0x750
[   10.524722][  T185]  ? __might_fault+0x97/0x140
[   10.524862][  T185]  ____sys_sendmsg+0x419/0x850
[   10.524999][  T185]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.525140][  T185]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.525309][  T185]  ? move_addr_to_kernel+0x40/0x40
[   10.525446][  T185]  ? stack_depot_save_flags+0x367/0x770
[   10.525583][  T185]  ? validate_chain+0x38b/0xc20
[   10.525725][  T185]  ___sys_sendmsg+0x14e/0x1d0
[   10.525865][  T185]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.526035][  T185]  ? copy_msghdr_from_user+0x460/0x460
[   10.526185][  T185]  __sys_sendmsg+0x145/0x1f0
[   10.526323][  T185]  ? __sys_sendmsg_sock+0x20/0x20
[   10.526459][  T185]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.526631][  T185]  ? do_raw_spin_unlock+0x59/0x250
[   10.526773][  T185]  ? rcu_is_watching+0x15/0xd0
[   10.526914][  T185]  do_syscall_64+0x117/0xfc0
[   10.527051][  T185]  ? trace_hardirqs_off+0xd/0x30
[   10.527195][  T185]  ? exc_page_fault+0xee/0x100
[   10.527333][  T185]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.527503][  T185] RIP: 0033:0x7f5b5947208e
[   10.527644][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.528139][  T185] RSP: 002b:00007ffcd67c2590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.528343][  T185] RAX: ffffffffffffffda RBX: 00007ffcd67c2d40 RCX: 00007f5b5947208e
[   10.528548][  T185] RDX: 0000000000000000 RSI: 00007ffcd67c2640 RDI: 0000000000000005
[   10.528755][  T185] RBP: 00007ffcd67c25a0 R08: 0000000000000000 R09: 0000000000000000
[   10.528955][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66d
[   10.529163][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd67c2d10
[   10.529370][  T185]  </TASK>
[   10.529472][  T185] irq event stamp: 34125
[   10.529575][  T185] hardirqs last  enabled at (34133): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.529818][  T185] hardirqs last disabled at (34140): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.530051][  T185] softirqs last  enabled at (33552): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.530293][  T185] softirqs last disabled at (33535): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.530530][  T185] ---[ end trace 0000000000000000 ]---
[   10.530774][  T185] ------------[ cut here ]------------
[   10.530909][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/185
[   10.531157][  T185] CPU: 3 UID: 0 PID: 185 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.531433][  T185] Tainted: [W]=WARN
[   10.531539][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.531714][  T185] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.531890][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.532532][  T185] RSP: 0018:ffa00000008f6f10 EFLAGS: 00010286
[   10.532707][  T185] RAX: 00000000ffffffa6 RBX: ff1100000549ee40 RCX: 1ff400000011eda8
[   10.532910][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000549eef8
[   10.533114][  T185] RBP: ff11000011444000 R08: 1fe2200000a93de0 R09: ff110000107dae80
[   10.533317][  T185] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.533521][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   10.533728][  T185] FS:  00007f5b59238840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   10.533967][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.534144][  T185] CR2: 0000000006b7a9e8 CR3: 00000000138c7001 CR4: 0000000000771ef0
[   10.534353][  T185] PKRU: 55555554
[   10.534454][  T185] Call Trace:
[   10.534556][  T185]  <TASK>
[   10.534627][  T185]  ? rcu_is_watching+0x15/0xd0
[   10.534771][  T185]  rtnetlink_event+0xe0/0x1f0
[   10.534909][  T185]  notifier_call_chain+0xb0/0x320
[   10.535049][  T185]  netif_set_mtu_ext+0x354/0x5f0
[   10.535192][  T185]  ? dev_validate_mtu+0x180/0x180
[   10.535332][  T185]  ? __netdev_update_features+0x4b0/0xdf0
[   10.535474][  T185]  netif_set_mtu+0x85/0xe0
[   10.535612][  T185]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   10.535759][  T185]  dev_set_mtu+0x9d/0x150
[   10.535863][  T185]  ? dev_disable_lro+0x95/0x140
[   10.536001][  T185]  hsr_add_port+0x6e3/0xb60
[   10.536146][  T185]  ? hsr_port_exists+0x60/0x60
[   10.536282][  T185]  ? timer_init_key+0x10d/0x280
[   10.536420][  T185]  hsr_dev_finalize+0x6e8/0xc00
[   10.536561][  T185]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.536701][  T185]  hsr_newlink+0x3b0/0x980
[   10.536841][  T185]  ? hsr_dellink+0x90/0x90
[   10.536977][  T185]  ? rtnl_create_link+0x169/0xf20
[   10.537119][  T185]  ? nla_strscpy+0xe3/0x180
[   10.537256][  T185]  rtnl_newlink_create+0x2da/0x780
[   10.537396][  T185]  ? rtnl_create_link+0xf20/0xf20
[   10.537533][  T185]  ? __dev_get_by_name+0x12/0x50
[   10.537674][  T185]  ? rtnl_dev_get+0xd7/0x170
[   10.537816][  T185]  __rtnl_newlink+0x22b/0xa50
[   10.537956][  T185]  rtnl_newlink+0x8d1/0xea0
[   10.538094][  T185]  ? lock_acquire.part.0+0xbc/0x260
[   10.538236][  T185]  ? __rtnl_newlink+0xa50/0xa50
[   10.538372][  T185]  ? mark_usage+0x61/0x170
[   10.538512][  T185]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.538652][  T185]  ? __rtnl_newlink+0xa50/0xa50
[   10.538792][  T185]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.538928][  T185]  ? validate_chain+0x38b/0xc20
[   10.539064][  T185]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.539205][  T185]  ? __lock_acquire+0x508/0xc10
[   10.539340][  T185]  ? lock_acquire.part.0+0xbc/0x260
[   10.539474][  T185]  ? find_held_lock+0x2b/0x80
[   10.539608][  T185]  netlink_rcv_skb+0x14e/0x3a0
[   10.539749][  T185]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.539887][  T185]  ? netlink_ack+0xcd0/0xcd0
[   10.540025][  T185]  ? netlink_deliver_tap+0xc5/0x330
[   10.540165][  T185]  ? netlink_deliver_tap+0x13c/0x330
[   10.540303][  T185]  netlink_unicast+0x486/0x750
[   10.540440][  T185]  ? netlink_attachskb+0x810/0x810
[   10.540577][  T185]  ? __lock_acquire+0x508/0xc10
[   10.540719][  T185]  netlink_sendmsg+0x735/0xc60
[   10.540858][  T185]  ? netlink_unicast+0x750/0x750
[   10.540996][  T185]  ? __might_fault+0x97/0x140
[   10.541140][  T185]  ____sys_sendmsg+0x419/0x850
[   10.541277][  T185]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.541413][  T185]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.541581][  T185]  ? move_addr_to_kernel+0x40/0x40
[   10.541723][  T185]  ? stack_depot_save_flags+0x367/0x770
[   10.541862][  T185]  ? validate_chain+0x38b/0xc20
[   10.541999][  T185]  ___sys_sendmsg+0x14e/0x1d0
[   10.542143][  T185]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.542312][  T185]  ? copy_msghdr_from_user+0x460/0x460
[   10.542459][  T185]  __sys_sendmsg+0x145/0x1f0
[   10.542595][  T185]  ? __sys_sendmsg_sock+0x20/0x20
[   10.542733][  T185]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.542905][  T185]  ? do_raw_spin_unlock+0x59/0x250
[   10.543041][  T185]  ? rcu_is_watching+0x15/0xd0
[   10.543181][  T185]  do_syscall_64+0x117/0xfc0
[   10.543318][  T185]  ? trace_hardirqs_off+0xd/0x30
[   10.543454][  T185]  ? exc_page_fault+0xee/0x100
[   10.543590][  T185]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.543763][  T185] RIP: 0033:0x7f5b5947208e
[   10.543904][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.544390][  T185] RSP: 002b:00007ffcd67c2590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.544595][  T185] RAX: ffffffffffffffda RBX: 00007ffcd67c2d40 RCX: 00007f5b5947208e
[   10.544803][  T185] RDX: 0000000000000000 RSI: 00007ffcd67c2640 RDI: 0000000000000005
[   10.545007][  T185] RBP: 00007ffcd67c25a0 R08: 0000000000000000 R09: 0000000000000000
[   10.545213][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66d
[   10.545417][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd67c2d10
[   10.545626][  T185]  </TASK>
[   10.545736][  T185] irq event stamp: 35307
[   10.545838][  T185] hardirqs last  enabled at (35315): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.546075][  T185] hardirqs last disabled at (35322): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.546315][  T185] softirqs last  enabled at (34578): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.546552][  T185] softirqs last disabled at (34317): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.546792][  T185] ---[ end trace 0000000000000000 ]---
[   10.547018][  T185] vethB: entered promiscuous mode
[   10.547223][  T185] ------------[ cut here ]------------
[   10.547361][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/185
[   10.547603][  T185] CPU: 3 UID: 0 PID: 185 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.547886][  T185] Tainted: [W]=WARN
[   10.547991][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.548172][  T185] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.548352][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.548852][  T185] RSP: 0018:ffa00000008f6fb0 EFLAGS: 00010286
[   10.549027][  T185] RAX: 00000000ffffffa6 RBX: ff1100000549fa80 RCX: 1ff400000011edbc
[   10.549243][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000549fb38
[   10.549451][  T185] RBP: ff11000013989000 R08: 1fe2200000a93f68 R09: ff110000107dae80
[   10.549661][  T185] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   10.549874][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013989000
[   10.550084][  T185] FS:  00007f5b59238840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   10.550334][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.550513][  T185] CR2: 0000000006b7a9e8 CR3: 00000000138c7001 CR4: 0000000000771ef0
[   10.550728][  T185] PKRU: 55555554
[   10.550832][  T185] Call Trace:
[   10.550936][  T185]  <TASK>
[   10.551008][  T185]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.551151][  T185]  ? netlink_sendmsg+0x735/0xc60
[   10.551293][  T185]  rtmsg_ifinfo+0x5c/0xb0
[   10.551399][  T185]  __dev_notify_flags+0x1b8/0x280
[   10.551539][  T185]  ? netdev_info+0xe2/0x116
[   10.551683][  T185]  ? netdev_notice+0x120/0x120
[   10.551822][  T185]  ? netif_change_name+0x8c0/0x8c0
[   10.551965][  T185]  __dev_set_promiscuity+0x194/0x230
[   10.552110][  T185]  netif_set_promiscuity+0x4c/0xc0
[   10.552250][  T185]  dev_set_promiscuity+0x9d/0x150
[   10.552517][  T185]  hsr_add_port+0x48c/0xb60
[   10.552658][  T185]  ? hsr_port_exists+0x60/0x60
[   10.552801][  T185]  ? timer_init_key+0x10d/0x280
[   10.552941][  T185]  hsr_dev_finalize+0x727/0xc00
[   10.553181][  T185]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.553320][  T185]  hsr_newlink+0x3b0/0x980
[   10.553459][  T185]  ? hsr_dellink+0x90/0x90
[   10.553600][  T185]  ? rtnl_create_link+0x169/0xf20
[   10.553838][  T185]  ? nla_strscpy+0xe3/0x180
[   10.553978][  T185]  rtnl_newlink_create+0x2da/0x780
[   10.554123][  T185]  ? rtnl_create_link+0xf20/0xf20
[   10.554261][  T185]  ? __dev_get_by_name+0x12/0x50
[   10.554493][  T185]  ? rtnl_dev_get+0xd7/0x170
[   10.554636][  T185]  __rtnl_newlink+0x22b/0xa50
[   10.554781][  T185]  rtnl_newlink+0x8d1/0xea0
[   10.554923][  T185]  ? lock_acquire.part.0+0xbc/0x260
[   10.555162][  T185]  ? __rtnl_newlink+0xa50/0xa50
[   10.555300][  T185]  ? mark_usage+0x61/0x170
[   10.555442][  T185]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.555581][  T185]  ? __rtnl_newlink+0xa50/0xa50
[   10.555816][  T185]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.555956][  T185]  ? validate_chain+0x38b/0xc20
[   10.556093][  T185]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.556236][  T185]  ? __lock_acquire+0x508/0xc10
[   10.556471][  T185]  ? lock_acquire.part.0+0xbc/0x260
[   10.556609][  T185]  ? find_held_lock+0x2b/0x80
[   10.556753][  T185]  netlink_rcv_skb+0x14e/0x3a0
[   10.556893][  T185]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.557130][  T185]  ? netlink_ack+0xcd0/0xcd0
[   10.557272][  T185]  ? netlink_deliver_tap+0xc5/0x330
[   10.557411][  T185]  ? netlink_deliver_tap+0x13c/0x330
[   10.557553][  T185]  netlink_unicast+0x486/0x750
[   10.557792][  T185]  ? netlink_attachskb+0x810/0x810
[   10.557932][  T185]  ? __lock_acquire+0x508/0xc10
[   10.558074][  T185]  netlink_sendmsg+0x735/0xc60
[   10.558219][  T185]  ? netlink_unicast+0x750/0x750
[   10.558455][  T185]  ? __might_fault+0x97/0x140
[   10.558595][  T185]  ____sys_sendmsg+0x419/0x850
[   10.558741][  T185]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.558885][  T185]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.559161][  T185]  ? move_addr_to_kernel+0x40/0x40
[   10.559363][  T185]  ? stack_depot_save_flags+0x367/0x770
[   10.559540][  T185]  ? validate_chain+0x38b/0xc20
[   10.559687][  T185]  ___sys_sendmsg+0x14e/0x1d0
[   10.559924][  T185]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.560109][  T185]  ? copy_msghdr_from_user+0x460/0x460
[   10.560262][  T185]  __sys_sendmsg+0x145/0x1f0
[   10.560402][  T185]  ? __sys_sendmsg_sock+0x20/0x20
[   10.560635][  T185]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.560815][  T185]  ? do_raw_spin_unlock+0x59/0x250
[   10.560954][  T185]  ? rcu_is_watching+0x15/0xd0
[   10.561093][  T185]  do_syscall_64+0x117/0xfc0
[   10.561240][  T185]  ? trace_hardirqs_off+0xd/0x30
[   10.561380][  T185]  ? exc_page_fault+0xee/0x100
[   10.561519][  T185]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.561791][  T185] RIP: 0033:0x7f5b5947208e
[   10.561937][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.562539][  T185] RSP: 002b:00007ffcd67c2590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.562758][  T185] RAX: ffffffffffffffda RBX: 00007ffcd67c2d40 RCX: 00007f5b5947208e
[   10.562963][  T185] RDX: 0000000000000000 RSI: 00007ffcd67c2640 RDI: 0000000000000005
[   10.563276][  T185] RBP: 00007ffcd67c25a0 R08: 0000000000000000 R09: 0000000000000000
[   10.563483][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66d
[   10.563797][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd67c2d10
[   10.564010][  T185]  </TASK>
[   10.564119][  T185] irq event stamp: 36261
[   10.564225][  T185] hardirqs last  enabled at (36269): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.564564][  T185] hardirqs last disabled at (36276): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.564813][  T185] softirqs last  enabled at (35438): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   10.565157][  T185] softirqs last disabled at (35436): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   10.565399][  T185] ---[ end trace 0000000000000000 ]---
[   10.565841][  T185] ------------[ cut here ]------------
[   10.566067][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/185
[   10.566309][  T185] CPU: 3 UID: 0 PID: 185 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.566678][  T185] Tainted: [W]=WARN
[   10.566781][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.566952][  T185] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.567135][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.567715][  T185] RSP: 0018:ffa00000008f6f90 EFLAGS: 00010286
[   10.567978][  T185] RAX: 00000000ffffffa6 RBX: ff1100000549e900 RCX: 1ff400000011edb8
[   10.568190][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000549e9b8
[   10.568395][  T185] RBP: ff11000013989000 R08: 1fe2200000a93d38 R09: ff110000107dae80
[   10.568698][  T185] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.568899][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   10.569113][  T185] FS:  00007f5b59238840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   10.569353][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.569523][  T185] CR2: 0000000006b7a9e8 CR3: 00000000138c7001 CR4: 0000000000771ef0
[   10.569825][  T185] PKRU: 55555554
[   10.569926][  T185] Call Trace:
[   10.570028][  T185]  <TASK>
[   10.570103][  T185]  ? rcu_is_watching+0x15/0xd0
[   10.570241][  T185]  rtnetlink_event+0xe0/0x1f0
[   10.570469][  T185]  notifier_call_chain+0xb0/0x320
[   10.570608][  T185]  __netdev_upper_dev_link+0x3a5/0x590
[   10.570751][  T185]  ? netdev_wait_allrefs_any+0x570/0x570
[   10.570889][  T185]  ? do_raw_spin_lock+0x131/0x280
[   10.571123][  T185]  ? find_held_lock+0x2b/0x80
[   10.571260][  T185]  netdev_master_upper_dev_link+0x86/0xb0
[   10.571400][  T185]  ? netdev_upper_dev_link+0xb0/0xb0
[   10.571537][  T185]  ? lockdep_rtnl_is_held+0x1a/0x20
[   10.571768][  T185]  ? hsr_port_get_hsr+0x9c/0x150
[   10.571905][  T185]  hsr_add_port+0x4eb/0xb60
[   10.572040][  T185]  ? hsr_port_exists+0x60/0x60
[   10.572178][  T185]  ? timer_init_key+0x10d/0x280
[   10.572408][  T185]  hsr_dev_finalize+0x727/0xc00
[   10.572545][  T185]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.572686][  T185]  hsr_newlink+0x3b0/0x980
[   10.572824][  T185]  ? hsr_dellink+0x90/0x90
[   10.573047][  T185]  ? rtnl_create_link+0x169/0xf20
[   10.573186][  T185]  ? nla_strscpy+0xe3/0x180
[   10.573323][  T185]  rtnl_newlink_create+0x2da/0x780
[   10.573461][  T185]  ? rtnl_create_link+0xf20/0xf20
[   10.573691][  T185]  ? __dev_get_by_name+0x12/0x50
[   10.573830][  T185]  ? rtnl_dev_get+0xd7/0x170
[   10.573969][  T185]  __rtnl_newlink+0x22b/0xa50
[   10.574111][  T185]  rtnl_newlink+0x8d1/0xea0
[   10.574339][  T185]  ? lock_acquire.part.0+0xbc/0x260
[   10.574474][  T185]  ? __rtnl_newlink+0xa50/0xa50
[   10.574609][  T185]  ? mark_usage+0x61/0x170
[   10.574751][  T185]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.574978][  T185]  ? __rtnl_newlink+0xa50/0xa50
[   10.575121][  T185]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.575260][  T185]  ? validate_chain+0x38b/0xc20
[   10.575395][  T185]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.575621][  T185]  ? __lock_acquire+0x508/0xc10
[   10.575763][  T185]  ? lock_acquire.part.0+0xbc/0x260
[   10.575898][  T185]  ? find_held_lock+0x2b/0x80
[   10.576035][  T185]  netlink_rcv_skb+0x14e/0x3a0
[   10.576177][  T185]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.576317][  T185]  ? netlink_ack+0xcd0/0xcd0
[   10.576457][  T185]  ? netlink_deliver_tap+0xc5/0x330
[   10.576593][  T185]  ? netlink_deliver_tap+0x13c/0x330
[   10.576826][  T185]  netlink_unicast+0x486/0x750
[   10.576965][  T185]  ? netlink_attachskb+0x810/0x810
[   10.577104][  T185]  ? __lock_acquire+0x508/0xc10
[   10.577239][  T185]  netlink_sendmsg+0x735/0xc60
[   10.577469][  T185]  ? netlink_unicast+0x750/0x750
[   10.577606][  T185]  ? __might_fault+0x97/0x140
[   10.577749][  T185]  ____sys_sendmsg+0x419/0x850
[   10.577886][  T185]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.578115][  T185]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.578285][  T185]  ? move_addr_to_kernel+0x40/0x40
[   10.578422][  T185]  ? stack_depot_save_flags+0x367/0x770
[   10.578564][  T185]  ? validate_chain+0x38b/0xc20
[   10.578800][  T185]  ___sys_sendmsg+0x14e/0x1d0
[   10.578938][  T185]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.579112][  T185]  ? copy_msghdr_from_user+0x460/0x460
[   10.579257][  T185]  __sys_sendmsg+0x145/0x1f0
[   10.579484][  T185]  ? __sys_sendmsg_sock+0x20/0x20
[   10.579617][  T185]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.579796][  T185]  ? do_raw_spin_unlock+0x59/0x250
[   10.580025][  T185]  ? rcu_is_watching+0x15/0xd0
[   10.580169][  T185]  do_syscall_64+0x117/0xfc0
[   10.580307][  T185]  ? trace_hardirqs_off+0xd/0x30
[   10.580442][  T185]  ? exc_page_fault+0xee/0x100
[   10.580675][  T185]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.580845][  T185] RIP: 0033:0x7f5b5947208e
[   10.580988][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.581575][  T185] RSP: 002b:00007ffcd67c2590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.581786][  T185] RAX: ffffffffffffffda RBX: 00007ffcd67c2d40 RCX: 00007f5b5947208e
[   10.582083][  T185] RDX: 0000000000000000 RSI: 00007ffcd67c2640 RDI: 0000000000000005
[   10.582296][  T185] RBP: 00007ffcd67c25a0 R08: 0000000000000000 R09: 0000000000000000
[   10.582498][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66d
[   10.582801][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd67c2d10
[   10.583007][  T185]  </TASK>
[   10.583111][  T185] irq event stamp: 37325
[   10.583306][  T185] hardirqs last  enabled at (37333): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.583540][  T185] hardirqs last disabled at (37340): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.583779][  T185] softirqs last  enabled at (36494): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   10.584110][  T185] softirqs last disabled at (36492): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   10.584347][  T185] ---[ end trace 0000000000000000 ]---
[   10.584918][  T185] ------------[ cut here ]------------
[   10.585053][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/185
[   10.585293][  T185] CPU: 3 UID: 0 PID: 185 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.585651][  T185] Tainted: [W]=WARN
[   10.585757][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.585922][  T185] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.586192][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.586766][  T185] RSP: 0018:ffa00000008f71a0 EFLAGS: 00010286
[   10.586934][  T185] RAX: 00000000ffffffa6 RBX: ff1100000549e200 RCX: 1ff400000011edfa
[   10.587138][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000549e2b8
[   10.587424][  T185] RBP: ff11000011444000 R08: 1fe2200000a93c58 R09: ff110000107dae80
[   10.587622][  T185] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.587825][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.588118][  T185] FS:  00007f5b59238840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   10.588349][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.588606][  T185] CR2: 0000000006b7a9e8 CR3: 00000000138c7001 CR4: 0000000000771ef0
[   10.588812][  T185] PKRU: 55555554
[   10.588912][  T185] Call Trace:
[   10.589010][  T185]  <TASK>
[   10.589078][  T185]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.589303][  T185]  rtmsg_ifinfo+0x5c/0xb0
[   10.589404][  T185]  __dev_notify_flags+0x1b8/0x280
[   10.589537][  T185]  ? netif_change_name+0x8c0/0x8c0
[   10.589673][  T185]  ? hsr_dev_finalize+0x925/0xc00
[   10.589899][  T185]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.590031][  T185]  ? hsr_newlink+0x3b0/0x980
[   10.590169][  T185]  ? hsr_dellink+0x90/0x90
[   10.590302][  T185]  rtnl_configure_link+0x1ac/0x390
[   10.590523][  T185]  ? nla_strscpy+0xe3/0x180
[   10.590658][  T185]  rtnl_newlink_create+0x353/0x780
[   10.590796][  T185]  ? rtnl_create_link+0xf20/0xf20
[   10.590929][  T185]  ? __dev_get_by_name+0x12/0x50
[   10.591156][  T185]  ? rtnl_dev_get+0xd7/0x170
[   10.591292][  T185]  __rtnl_newlink+0x22b/0xa50
[   10.591425][  T185]  rtnl_newlink+0x8d1/0xea0
[   10.591559][  T185]  ? lock_acquire.part.0+0xbc/0x260
[   10.591786][  T185]  ? __rtnl_newlink+0xa50/0xa50
[   10.591918][  T185]  ? mark_usage+0x61/0x170
[   10.592054][  T185]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.592194][  T185]  ? __rtnl_newlink+0xa50/0xa50
[   10.592415][  T185]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.592547][  T185]  ? validate_chain+0x38b/0xc20
[   10.592682][  T185]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.592813][  T185]  ? __lock_acquire+0x508/0xc10
[   10.593033][  T185]  ? lock_acquire.part.0+0xbc/0x260
[   10.593169][  T185]  ? find_held_lock+0x2b/0x80
[   10.593302][  T185]  netlink_rcv_skb+0x14e/0x3a0
[   10.593437][  T185]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.593656][  T185]  ? netlink_ack+0xcd0/0xcd0
[   10.593795][  T185]  ? netlink_deliver_tap+0xc5/0x330
[   10.593926][  T185]  ? netlink_deliver_tap+0x13c/0x330
[   10.594059][  T185]  netlink_unicast+0x486/0x750
[   10.594197][  T185]  ? netlink_attachskb+0x810/0x810
[   10.594330][  T185]  ? __lock_acquire+0x508/0xc10
[   10.594464][  T185]  netlink_sendmsg+0x735/0xc60
[   10.594595][  T185]  ? netlink_unicast+0x750/0x750
[   10.594819][  T185]  ? __might_fault+0x97/0x140
[   10.594954][  T185]  ____sys_sendmsg+0x419/0x850
[   10.595086][  T185]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.595221][  T185]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.595469][  T185]  ? move_addr_to_kernel+0x40/0x40
[   10.595602][  T185]  ? stack_depot_save_flags+0x367/0x770
[   10.595742][  T185]  ? validate_chain+0x38b/0xc20
[   10.595873][  T185]  ___sys_sendmsg+0x14e/0x1d0
[   10.596088][  T185]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.596257][  T185]  ? copy_msghdr_from_user+0x460/0x460
[   10.596399][  T185]  __sys_sendmsg+0x145/0x1f0
[   10.596531][  T185]  ? __sys_sendmsg_sock+0x20/0x20
[   10.596754][  T185]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.596921][  T185]  ? do_raw_spin_unlock+0x59/0x250
[   10.597053][  T185]  ? rcu_is_watching+0x15/0xd0
[   10.597281][  T185]  do_syscall_64+0x117/0xfc0
[   10.597413][  T185]  ? trace_hardirqs_off+0xd/0x30
[   10.597545][  T185]  ? exc_page_fault+0xee/0x100
[   10.597683][  T185]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.597935][  T185] RIP: 0033:0x7f5b5947208e
[   10.598074][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.598643][  T185] RSP: 002b:00007ffcd67c2590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.598846][  T185] RAX: ffffffffffffffda RBX: 00007ffcd67c2d40 RCX: 00007f5b5947208e
[   10.599045][  T185] RDX: 0000000000000000 RSI: 00007ffcd67c2640 RDI: 0000000000000005
[   10.599343][  T185] RBP: 00007ffcd67c25a0 R08: 0000000000000000 R09: 0000000000000000
[   10.599541][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66d
[   10.599831][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd67c2d10
[   10.600036][  T185]  </TASK>
[   10.600141][  T185] irq event stamp: 38219
[   10.600241][  T185] hardirqs last  enabled at (38227): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.600558][  T185] hardirqs last disabled at (38234): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.600792][  T185] softirqs last  enabled at (37488): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   10.601115][  T185] softirqs last disabled at (37486): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   10.601345][  T185] ---[ end trace 0000000000000000 ]---
[   10.656923][  T186] vethA: entered promiscuous mode
[   10.657312][  T186] ------------[ cut here ]------------
[   10.657533][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
[   10.657924][  T186] CPU: 0 UID: 0 PID: 186 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.658707][  T186] Tainted: [W]=WARN
[   10.658878][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.659167][  T186] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.659463][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.660260][  T186] RSP: 0018:ffa0000000906fb0 EFLAGS: 00010286
[   10.660540][  T186] RAX: 00000000ffffffa6 RBX: ff11000013ecd540 RCX: 1ff4000000120dbc
[   10.660875][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ecd5f8
[   10.661223][  T186] RBP: ff11000013f29000 R08: 1fe22000027d9ac0 R09: ff11000013030b80
[   10.661553][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   10.661898][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013f29000
[   10.662238][  T186] FS:  00007f91e7983840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   10.662619][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.662905][  T186] CR2: 000000000cf3a9e8 CR3: 00000000159e2005 CR4: 0000000000771ef0
[   10.663252][  T186] PKRU: 55555554
[   10.663418][  T186] Call Trace:
[   10.663582][  T186]  <TASK>
[   10.663697][  T186]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.663921][  T186]  ? netlink_sendmsg+0x735/0xc60
[   10.664149][  T186]  rtmsg_ifinfo+0x5c/0xb0
[   10.664316][  T186]  __dev_notify_flags+0x1b8/0x280
[   10.664540][  T186]  ? netdev_info+0xe2/0x116
[   10.664772][  T186]  ? netdev_notice+0x120/0x120
[   10.664993][  T186]  ? netif_change_name+0x8c0/0x8c0
[   10.665235][  T186]  __dev_set_promiscuity+0x194/0x230
[   10.665460][  T186]  netif_set_promiscuity+0x4c/0xc0
[   10.665687][  T186]  dev_set_promiscuity+0x9d/0x150
[   10.665911][  T186]  hsr_add_port+0x48c/0xb60
[   10.666264][  T186]  ? hsr_port_exists+0x60/0x60
[   10.666492][  T186]  ? timer_init_key+0x10d/0x280
[   10.666730][  T186]  hsr_dev_finalize+0x6e8/0xc00
[   10.666952][  T186]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.667284][  T186]  hsr_newlink+0x3b0/0x980
[   10.667509][  T186]  ? hsr_dellink+0x90/0x90
[   10.667739][  T186]  ? rtnl_create_link+0x169/0xf20
[   10.667962][  T186]  ? nla_strscpy+0xe3/0x180
[   10.668300][  T186]  rtnl_newlink_create+0x2da/0x780
[   10.668630][  T186]  ? rtnl_create_link+0xf20/0xf20
[   10.668852][  T186]  ? __dev_get_by_name+0x12/0x50
[   10.669069][  T186]  ? rtnl_dev_get+0xd7/0x170
[   10.669350][  T186]  __rtnl_newlink+0x22b/0xa50
[   10.669579][  T186]  rtnl_newlink+0x8d1/0xea0
[   10.669809][  T186]  ? lock_acquire.part.0+0xbc/0x260
[   10.670035][  T186]  ? __rtnl_newlink+0xa50/0xa50
[   10.670269][  T186]  ? mark_usage+0x61/0x170
[   10.670499][  T186]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.670731][  T186]  ? __rtnl_newlink+0xa50/0xa50
[   10.670952][  T186]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.671179][  T186]  ? validate_chain+0x38b/0xc20
[   10.671402][  T186]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.671624][  T186]  ? __lock_acquire+0x508/0xc10
[   10.671854][  T186]  ? lock_acquire.part.0+0xbc/0x260
[   10.672077][  T186]  ? find_held_lock+0x2b/0x80
[   10.672314][  T186]  netlink_rcv_skb+0x14e/0x3a0
[   10.672537][  T186]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.672766][  T186]  ? netlink_ack+0xcd0/0xcd0
[   10.673001][  T186]  ? netlink_deliver_tap+0xc5/0x330
[   10.673230][  T186]  ? netlink_deliver_tap+0x13c/0x330
[   10.673448][  T186]  netlink_unicast+0x486/0x750
[   10.673673][  T186]  ? netlink_attachskb+0x810/0x810
[   10.673898][  T186]  ? __lock_acquire+0x508/0xc10
[   10.674128][  T186]  netlink_sendmsg+0x735/0xc60
[   10.674352][  T186]  ? netlink_unicast+0x750/0x750
[   10.674576][  T186]  ? __might_fault+0x97/0x140
[   10.674802][  T186]  ____sys_sendmsg+0x419/0x850
[   10.675021][  T186]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.675249][  T186]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.675517][  T186]  ? move_addr_to_kernel+0x40/0x40
[   10.675737][  T186]  ? stack_depot_save_flags+0x367/0x770
[   10.675953][  T186]  ? validate_chain+0x38b/0xc20
[   10.676184][  T186]  ___sys_sendmsg+0x14e/0x1d0
[   10.676405][  T186]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.676687][  T186]  ? copy_msghdr_from_user+0x460/0x460
[   10.676929][  T186]  __sys_sendmsg+0x145/0x1f0
[   10.677165][  T186]  ? __sys_sendmsg_sock+0x20/0x20
[   10.677383][  T186]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.677657][  T186]  ? do_raw_spin_unlock+0x59/0x250
[   10.677877][  T186]  ? rcu_is_watching+0x15/0xd0
[   10.678094][  T186]  do_syscall_64+0x117/0xfc0
[   10.678322][  T186]  ? trace_hardirqs_off+0xd/0x30
[   10.678537][  T186]  ? exc_page_fault+0xee/0x100
[   10.678763][  T186]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.679036][  T186] RIP: 0033:0x7f91e7bbd08e
[   10.679280][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.680065][  T186] RSP: 002b:00007ffedd8c1160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.680409][  T186] RAX: ffffffffffffffda RBX: 00007ffedd8c1910 RCX: 00007f91e7bbd08e
[   10.680739][  T186] RDX: 0000000000000000 RSI: 00007ffedd8c1210 RDI: 0000000000000005
[   10.681054][  T186] RBP: 00007ffedd8c1170 R08: 0000000000000000 R09: 0000000000000000
[   10.681386][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   10.681719][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedd8c18e0
[   10.682058][  T186]  </TASK>
[   10.682233][  T186] irq event stamp: 26751
[   10.682398][  T186] hardirqs last  enabled at (26759): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.682777][  T186] hardirqs last disabled at (26766): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.683165][  T186] softirqs last  enabled at (26308): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.683539][  T186] softirqs last disabled at (26267): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.683913][  T186] ---[ end trace 0000000000000000 ]---
[   10.684552][  T186] ------------[ cut here ]------------
[   10.684744][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
[   10.685033][  T186] CPU: 2 UID: 0 PID: 186 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.685376][  T186] Tainted: [W]=WARN
[   10.685523][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.685746][  T186] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.685968][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.686511][  T186] RSP: 0018:ffa0000000906f90 EFLAGS: 00010286
[   10.686735][  T186] RAX: 00000000ffffffa6 RBX: ff11000013ecd700 RCX: 1ff4000000120db8
[   10.686982][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ecd7b8
[   10.687246][  T186] RBP: ff11000013f29000 R08: 1fe22000027d9af8 R09: ff11000013030b80
[   10.687492][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.687747][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   10.687998][  T186] FS:  00007f91e7983840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   10.688299][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.688520][  T186] CR2: 00007fea38c00574 CR3: 00000000159e2004 CR4: 0000000000771ef0
[   10.688789][  T186] PKRU: 55555554
[   10.688940][  T186] Call Trace:
[   10.689112][  T186]  <TASK>
[   10.689232][  T186]  ? rcu_is_watching+0x15/0xd0
[   10.689424][  T186]  rtnetlink_event+0xe0/0x1f0
[   10.689619][  T186]  notifier_call_chain+0xb0/0x320
[   10.689823][  T186]  __netdev_upper_dev_link+0x3a5/0x590
[   10.690020][  T186]  ? netdev_wait_allrefs_any+0x570/0x570
[   10.690227][  T186]  ? do_raw_spin_lock+0x131/0x280
[   10.690417][  T186]  ? find_held_lock+0x2b/0x80
[   10.690609][  T186]  netdev_master_upper_dev_link+0x86/0xb0
[   10.690808][  T186]  ? netdev_upper_dev_link+0xb0/0xb0
[   10.690997][  T186]  ? lockdep_rtnl_is_held+0x1a/0x20
[   10.691214][  T186]  ? hsr_port_get_hsr+0x9c/0x150
[   10.691412][  T186]  hsr_add_port+0x4eb/0xb60
[   10.691604][  T186]  ? hsr_port_exists+0x60/0x60
[   10.691803][  T186]  ? timer_init_key+0x10d/0x280
[   10.691997][  T186]  hsr_dev_finalize+0x6e8/0xc00
[   10.692206][  T186]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.692396][  T186]  hsr_newlink+0x3b0/0x980
[   10.692594][  T186]  ? hsr_dellink+0x90/0x90
[   10.692794][  T186]  ? rtnl_create_link+0x169/0xf20
[   10.692984][  T186]  ? nla_strscpy+0xe3/0x180
[   10.693184][  T186]  rtnl_newlink_create+0x2da/0x780
[   10.693377][  T186]  ? rtnl_create_link+0xf20/0xf20
[   10.693565][  T186]  ? __dev_get_by_name+0x12/0x50
[   10.693767][  T186]  ? rtnl_dev_get+0xd7/0x170
[   10.693966][  T186]  __rtnl_newlink+0x22b/0xa50
[   10.694179][  T186]  rtnl_newlink+0x8d1/0xea0
[   10.694373][  T186]  ? lock_acquire.part.0+0xbc/0x260
[   10.694560][  T186]  ? __rtnl_newlink+0xa50/0xa50
[   10.694752][  T186]  ? mark_usage+0x61/0x170
[   10.694946][  T186]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.695155][  T186]  ? __rtnl_newlink+0xa50/0xa50
[   10.695340][  T186]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.695525][  T186]  ? validate_chain+0x38b/0xc20
[   10.695720][  T186]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.695912][  T186]  ? __lock_acquire+0x508/0xc10
[   10.696122][  T186]  ? lock_acquire.part.0+0xbc/0x260
[   10.696311][  T186]  ? find_held_lock+0x2b/0x80
[   10.696506][  T186]  netlink_rcv_skb+0x14e/0x3a0
[   10.696704][  T186]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.696895][  T186]  ? netlink_ack+0xcd0/0xcd0
[   10.697091][  T186]  ? netlink_deliver_tap+0xc5/0x330
[   10.697301][  T186]  ? netlink_deliver_tap+0x13c/0x330
[   10.697492][  T186]  netlink_unicast+0x486/0x750
[   10.697683][  T186]  ? netlink_attachskb+0x810/0x810
[   10.697865][  T186]  ? __lock_acquire+0x508/0xc10
[   10.698046][  T186]  netlink_sendmsg+0x735/0xc60
[   10.698249][  T186]  ? netlink_unicast+0x750/0x750
[   10.698436][  T186]  ? __might_fault+0x97/0x140
[   10.698627][  T186]  ____sys_sendmsg+0x419/0x850
[   10.699226][  T186]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.699419][  T186]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.699633][  T186]  ? move_addr_to_kernel+0x40/0x40
[   10.699840][  T186]  ? stack_depot_save_flags+0x367/0x770
[   10.700031][  T186]  ? validate_chain+0x38b/0xc20
[   10.700238][  T186]  ___sys_sendmsg+0x14e/0x1d0
[   10.700441][  T186]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.700662][  T186]  ? copy_msghdr_from_user+0x460/0x460
[   10.700867][  T186]  __sys_sendmsg+0x145/0x1f0
[   10.701052][  T186]  ? __sys_sendmsg_sock+0x20/0x20
[   10.701268][  T186]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.701585][  T186]  ? do_raw_spin_unlock+0x59/0x250
[   10.701874][  T186]  ? rcu_is_watching+0x15/0xd0
[   10.702182][  T186]  do_syscall_64+0x117/0xfc0
[   10.702473][  T186]  ? trace_hardirqs_off+0xd/0x30
[   10.702780][  T186]  ? exc_page_fault+0xee/0x100
[   10.703079][  T186]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.703442][  T186] RIP: 0033:0x7f91e7bbd08e
[   10.703752][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.704573][  T186] RSP: 002b:00007ffedd8c1160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.704933][  T186] RAX: ffffffffffffffda RBX: 00007ffedd8c1910 RCX: 00007f91e7bbd08e
[   10.705301][  T186] RDX: 0000000000000000 RSI: 00007ffedd8c1210 RDI: 0000000000000005
[   10.705651][  T186] RBP: 00007ffedd8c1170 R08: 0000000000000000 R09: 0000000000000000
[   10.706011][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   10.706364][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedd8c18e0
[   10.706708][  T186]  </TASK>
[   10.706903][  T186] irq event stamp: 28009
[   10.707114][  T186] hardirqs last  enabled at (28021): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.707465][  T186] hardirqs last disabled at (28030): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.707865][  T186] softirqs last  enabled at (27032): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.708231][  T186] softirqs last disabled at (27025): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.708561][  T186] ---[ end trace 0000000000000000 ]---
[   10.709593][  T186] ------------[ cut here ]------------
[   10.709796][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
[   10.710111][  T186] CPU: 2 UID: 0 PID: 186 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.710451][  T186] Tainted: [W]=WARN
[   10.710611][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.710844][  T186] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.711088][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.711648][  T186] RSP: 0018:ffa0000000906f10 EFLAGS: 00010286
[   10.711891][  T186] RAX: 00000000ffffffa6 RBX: ff11000013ecd8c0 RCX: 1ff4000000120da8
[   10.712262][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ecd978
[   10.712523][  T186] RBP: ff1100000ff94000 R08: 1fe22000027d9b30 R09: ff11000013030b80
[   10.712787][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.713048][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   10.713322][  T186] FS:  00007f91e7983840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   10.713622][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.713858][  T186] CR2: 0000556b76583050 CR3: 00000000159e2004 CR4: 0000000000771ef0
[   10.714134][  T186] PKRU: 55555554
[   10.714287][  T186] Call Trace:
[   10.714441][  T186]  <TASK>
[   10.714565][  T186]  ? rcu_is_watching+0x15/0xd0
[   10.714766][  T186]  rtnetlink_event+0xe0/0x1f0
[   10.714958][  T186]  notifier_call_chain+0xb0/0x320
[   10.715163][  T186]  netif_set_mtu_ext+0x354/0x5f0
[   10.715356][  T186]  ? dev_validate_mtu+0x180/0x180
[   10.715545][  T186]  ? __netdev_update_features+0x4b0/0xdf0
[   10.715747][  T186]  netif_set_mtu+0x85/0xe0
[   10.715937][  T186]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   10.716146][  T186]  dev_set_mtu+0x9d/0x150
[   10.716302][  T186]  ? dev_disable_lro+0x95/0x140
[   10.716589][  T186]  hsr_add_port+0x6e3/0xb60
[   10.716787][  T186]  ? hsr_port_exists+0x60/0x60
[   10.716977][  T186]  ? timer_init_key+0x10d/0x280
[   10.717181][  T186]  hsr_dev_finalize+0x6e8/0xc00
[   10.717383][  T186]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.717572][  T186]  hsr_newlink+0x3b0/0x980
[   10.717859][  T186]  ? hsr_dellink+0x90/0x90
[   10.718054][  T186]  ? rtnl_create_link+0x169/0xf20
[   10.718258][  T186]  ? nla_strscpy+0xe3/0x180
[   10.718455][  T186]  rtnl_newlink_create+0x2da/0x780
[   10.718646][  T186]  ? rtnl_create_link+0xf20/0xf20
[   10.718884][  T186]  ? __dev_get_by_name+0x12/0x50
[   10.719083][  T186]  ? rtnl_dev_get+0xd7/0x170
[   10.719293][  T186]  __rtnl_newlink+0x22b/0xa50
[   10.719488][  T186]  rtnl_newlink+0x8d1/0xea0
[   10.719692][  T186]  ? lock_acquire.part.0+0xbc/0x260
[   10.719887][  T186]  ? __rtnl_newlink+0xa50/0xa50
[   10.720077][  T186]  ? mark_usage+0x61/0x170
[   10.720283][  T186]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.720477][  T186]  ? __rtnl_newlink+0xa50/0xa50
[   10.720680][  T186]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.720873][  T186]  ? validate_chain+0x38b/0xc20
[   10.721061][  T186]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.721257][  T186]  ? __lock_acquire+0x508/0xc10
[   10.721454][  T186]  ? lock_acquire.part.0+0xbc/0x260
[   10.721820][  T186]  ? find_held_lock+0x2b/0x80
[   10.722010][  T186]  netlink_rcv_skb+0x14e/0x3a0
[   10.722219][  T186]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.722504][  T186]  ? netlink_ack+0xcd0/0xcd0
[   10.722701][  T186]  ? netlink_deliver_tap+0xc5/0x330
[   10.722889][  T186]  ? netlink_deliver_tap+0x13c/0x330
[   10.723078][  T186]  netlink_unicast+0x486/0x750
[   10.723278][  T186]  ? netlink_attachskb+0x810/0x810
[   10.723937][  T186]  ? __lock_acquire+0x508/0xc10
[   10.724144][  T186]  netlink_sendmsg+0x735/0xc60
[   10.724341][  T186]  ? netlink_unicast+0x750/0x750
[   10.724529][  T186]  ? __might_fault+0x97/0x140
[   10.724922][  T186]  ____sys_sendmsg+0x419/0x850
[   10.725127][  T186]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.725314][  T186]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.725532][  T186]  ? move_addr_to_kernel+0x40/0x40
[   10.725729][  T186]  ? stack_depot_save_flags+0x367/0x770
[   10.725925][  T186]  ? validate_chain+0x38b/0xc20
[   10.726125][  T186]  ___sys_sendmsg+0x14e/0x1d0
[   10.726314][  T186]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.726731][  T186]  ? copy_msghdr_from_user+0x460/0x460
[   10.726931][  T186]  __sys_sendmsg+0x145/0x1f0
[   10.727132][  T186]  ? __sys_sendmsg_sock+0x20/0x20
[   10.727321][  T186]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.727547][  T186]  ? do_raw_spin_unlock+0x59/0x250
[   10.728610][  T186]  ? rcu_is_watching+0x15/0xd0
[   10.728812][  T186]  do_syscall_64+0x117/0xfc0
[   10.729001][  T186]  ? trace_hardirqs_off+0xd/0x30
[   10.729201][  T186]  ? exc_page_fault+0xee/0x100
[   10.729488][  T186]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.729716][  T186] RIP: 0033:0x7f91e7bbd08e
[   10.729909][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.730455][  T186] RSP: 002b:00007ffedd8c1160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.730721][  T186] RAX: ffffffffffffffda RBX: 00007ffedd8c1910 RCX: 00007f91e7bbd08e
[   10.731069][  T186] RDX: 0000000000000000 RSI: 00007ffedd8c1210 RDI: 0000000000000005
[   10.731341][  T186] RBP: 00007ffedd8c1170 R08: 0000000000000000 R09: 0000000000000000
[   10.731695][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   10.731952][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedd8c18e0
[   10.732222][  T186]  </TASK>
[   10.732377][  T186] irq event stamp: 29145
[   10.732622][  T186] hardirqs last  enabled at (29155): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.732922][  T186] hardirqs last disabled at (29164): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.733318][  T186] softirqs last  enabled at (28746): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.733602][  T186] softirqs last disabled at (28733): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.733899][  T186] ---[ end trace 0000000000000000 ]---
[   10.734273][  T186] vethB: entered promiscuous mode
[   10.734533][  T186] ------------[ cut here ]------------
[   10.734719][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
[   10.735129][  T186] CPU: 2 UID: 0 PID: 186 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.735459][  T186] Tainted: [W]=WARN
[   10.735611][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.735942][  T186] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.736827][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.737457][  T186] RSP: 0018:ffa0000000906fb0 EFLAGS: 00010286
[   10.737795][  T186] RAX: 00000000ffffffa6 RBX: ff11000013ecda80 RCX: 1ff4000000120dbc
[   10.738133][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ecdb38
[   10.738463][  T186] RBP: ff11000010f09000 R08: 1fe22000027d9b68 R09: ff11000013030b80
[   10.738798][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   10.739137][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f09000
[   10.739477][  T186] FS:  00007f91e7983840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   10.739839][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.740141][  T186] CR2: 0000556b76583050 CR3: 00000000159e2004 CR4: 0000000000771ef0
[   10.740458][  T186] PKRU: 55555554
[   10.740699][  T186] Call Trace:
[   10.740912][  T186]  <TASK>
[   10.741089][  T186]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.741413][  T186]  ? netlink_sendmsg+0x735/0xc60
[   10.741666][  T186]  rtmsg_ifinfo+0x5c/0xb0
[   10.741895][  T186]  __dev_notify_flags+0x1b8/0x280
[   10.742161][  T186]  ? netdev_info+0xe2/0x116
[   10.742411][  T186]  ? netdev_notice+0x120/0x120
[   10.742687][  T186]  ? netif_change_name+0x8c0/0x8c0
[   10.742940][  T186]  __dev_set_promiscuity+0x194/0x230
[   10.743222][  T186]  netif_set_promiscuity+0x4c/0xc0
[   10.743472][  T186]  dev_set_promiscuity+0x9d/0x150
[   10.743729][  T186]  hsr_add_port+0x48c/0xb60
[   10.743988][  T186]  ? hsr_port_exists+0x60/0x60
[   10.744268][  T186]  ? timer_init_key+0x10d/0x280
[   10.744521][  T186]  hsr_dev_finalize+0x727/0xc00
[   10.744779][  T186]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.745033][  T186]  hsr_newlink+0x3b0/0x980
[   10.745299][  T186]  ? hsr_dellink+0x90/0x90
[   10.745548][  T186]  ? rtnl_create_link+0x169/0xf20
[   10.745806][  T186]  ? nla_strscpy+0xe3/0x180
[   10.746083][  T186]  rtnl_newlink_create+0x2da/0x780
[   10.746349][  T186]  ? rtnl_create_link+0xf20/0xf20
[   10.746596][  T186]  ? __dev_get_by_name+0x12/0x50
[   10.746849][  T186]  ? rtnl_dev_get+0xd7/0x170
[   10.747125][  T186]  __rtnl_newlink+0x22b/0xa50
[   10.747403][  T186]  rtnl_newlink+0x8d1/0xea0
[   10.747647][  T186]  ? lock_acquire.part.0+0xbc/0x260
[   10.747849][  T186]  ? __rtnl_newlink+0xa50/0xa50
[   10.748036][  T186]  ? mark_usage+0x61/0x170
[   10.748241][  T186]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.748430][  T186]  ? __rtnl_newlink+0xa50/0xa50
[   10.748617][  T186]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.748811][  T186]  ? validate_chain+0x38b/0xc20
[   10.749016][  T186]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.749219][  T186]  ? __lock_acquire+0x508/0xc10
[   10.749413][  T186]  ? lock_acquire.part.0+0xbc/0x260
[   10.749599][  T186]  ? find_held_lock+0x2b/0x80
[   10.749796][  T186]  netlink_rcv_skb+0x14e/0x3a0
[   10.749987][  T186]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.750207][  T186]  ? netlink_ack+0xcd0/0xcd0
[   10.750399][  T186]  ? netlink_deliver_tap+0xc5/0x330
[   10.750585][  T186]  ? netlink_deliver_tap+0x13c/0x330
[   10.750783][  T186]  netlink_unicast+0x486/0x750
[   10.750974][  T186]  ? netlink_attachskb+0x810/0x810
[   10.751175][  T186]  ? __lock_acquire+0x508/0xc10
[   10.751363][  T186]  netlink_sendmsg+0x735/0xc60
[   10.751570][  T186]  ? netlink_unicast+0x750/0x750
[   10.751767][  T186]  ? __might_fault+0x97/0x140
[   10.751960][  T186]  ____sys_sendmsg+0x419/0x850
[   10.752165][  T186]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.752355][  T186]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.752577][  T186]  ? move_addr_to_kernel+0x40/0x40
[   10.752923][  T186]  ? stack_depot_save_flags+0x367/0x770
[   10.753135][  T186]  ? validate_chain+0x38b/0xc20
[   10.753326][  T186]  ___sys_sendmsg+0x14e/0x1d0
[   10.753512][  T186]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.753743][  T186]  ? copy_msghdr_from_user+0x460/0x460
[   10.753944][  T186]  __sys_sendmsg+0x145/0x1f0
[   10.754166][  T186]  ? __sys_sendmsg_sock+0x20/0x20
[   10.754353][  T186]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.754577][  T186]  ? do_raw_spin_unlock+0x59/0x250
[   10.754773][  T186]  ? rcu_is_watching+0x15/0xd0
[   10.754960][  T186]  do_syscall_64+0x117/0xfc0
[   10.755169][  T186]  ? trace_hardirqs_off+0xd/0x30
[   10.755358][  T186]  ? exc_page_fault+0xee/0x100
[   10.755568][  T186]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.755798][  T186] RIP: 0033:0x7f91e7bbd08e
[   10.755992][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.756571][  T186] RSP: 002b:00007ffedd8c1160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.756844][  T186] RAX: ffffffffffffffda RBX: 00007ffedd8c1910 RCX: 00007f91e7bbd08e
[   10.757111][  T186] RDX: 0000000000000000 RSI: 00007ffedd8c1210 RDI: 0000000000000005
[   10.757367][  T186] RBP: 00007ffedd8c1170 R08: 0000000000000000 R09: 0000000000000000
[   10.757621][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   10.757908][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedd8c18e0
[   10.758182][  T186]  </TASK>
[   10.758334][  T186] irq event stamp: 34809
[   10.758486][  T186] hardirqs last  enabled at (34819): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.758784][  T186] hardirqs last disabled at (34828): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.759110][  T186] softirqs last  enabled at (34570): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.759399][  T186] softirqs last disabled at (34559): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.759695][  T186] ---[ end trace 0000000000000000 ]---
[   10.760248][  T186] ------------[ cut here ]------------
[   10.760433][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
[   10.760721][  T186] CPU: 2 UID: 0 PID: 186 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.761059][  T186] Tainted: [W]=WARN
[   10.762061][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.762410][  T186] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.762762][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.763475][  T186] RSP: 0018:ffa0000000906f90 EFLAGS: 00010286
[   10.763800][  T186] RAX: 00000000ffffffa6 RBX: ff11000013ecdc40 RCX: 1ff4000000120db8
[   10.764176][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ecdcf8
[   10.764526][  T186] RBP: ff11000010f09000 R08: 1fe22000027d9ba0 R09: ff11000013030b80
[   10.764881][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.765249][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   10.765588][  T186] FS:  00007f91e7983840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   10.765959][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.766250][  T186] CR2: 0000556b76583050 CR3: 00000000159e2004 CR4: 0000000000771ef0
[   10.766586][  T186] PKRU: 55555554
[   10.766807][  T186] Call Trace:
[   10.767019][  T186]  <TASK>
[   10.767214][  T186]  ? rcu_is_watching+0x15/0xd0
[   10.767464][  T186]  rtnetlink_event+0xe0/0x1f0
[   10.767724][  T186]  notifier_call_chain+0xb0/0x320
[   10.767979][  T186]  __netdev_upper_dev_link+0x3a5/0x590
[   10.768265][  T186]  ? netdev_wait_allrefs_any+0x570/0x570
[   10.768513][  T186]  ? do_raw_spin_lock+0x131/0x280
[   10.768768][  T186]  ? find_held_lock+0x2b/0x80
[   10.769017][  T186]  netdev_master_upper_dev_link+0x86/0xb0
[   10.769280][  T186]  ? netdev_upper_dev_link+0xb0/0xb0
[   10.769539][  T186]  ? lockdep_rtnl_is_held+0x1a/0x20
[   10.769795][  T186]  ? hsr_port_get_hsr+0x9c/0x150
[   10.770066][  T186]  hsr_add_port+0x4eb/0xb60
[   10.770325][  T186]  ? hsr_port_exists+0x60/0x60
[   10.770568][  T186]  ? timer_init_key+0x10d/0x280
[   10.770829][  T186]  hsr_dev_finalize+0x727/0xc00
[   10.771078][  T186]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.771334][  T186]  hsr_newlink+0x3b0/0x980
[   10.771596][  T186]  ? hsr_dellink+0x90/0x90
[   10.771848][  T186]  ? rtnl_create_link+0x169/0xf20
[   10.772089][  T186]  ? nla_strscpy+0xe3/0x180
[   10.772401][  T186]  rtnl_newlink_create+0x2da/0x780
[   10.772643][  T186]  ? rtnl_create_link+0xf20/0xf20
[   10.772892][  T186]  ? __dev_get_by_name+0x12/0x50
[   10.773181][  T186]  ? rtnl_dev_get+0xd7/0x170
[   10.773517][  T186]  __rtnl_newlink+0x22b/0xa50
[   10.773782][  T186]  rtnl_newlink+0x8d1/0xea0
[   10.774016][  T186]  ? lock_acquire.part.0+0xbc/0x260
[   10.774217][  T186]  ? __rtnl_newlink+0xa50/0xa50
[   10.774401][  T186]  ? mark_usage+0x61/0x170
[   10.774588][  T186]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.774800][  T186]  ? __rtnl_newlink+0xa50/0xa50
[   10.774989][  T186]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.775184][  T186]  ? validate_chain+0x38b/0xc20
[   10.775367][  T186]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.775549][  T186]  ? __lock_acquire+0x508/0xc10
[   10.775743][  T186]  ? lock_acquire.part.0+0xbc/0x260
[   10.775923][  T186]  ? find_held_lock+0x2b/0x80
[   10.776138][  T186]  netlink_rcv_skb+0x14e/0x3a0
[   10.776322][  T186]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.776511][  T186]  ? netlink_ack+0xcd0/0xcd0
[   10.776703][  T186]  ? netlink_deliver_tap+0xc5/0x330
[   10.776885][  T186]  ? netlink_deliver_tap+0x13c/0x330
[   10.777070][  T186]  netlink_unicast+0x486/0x750
[   10.777286][  T186]  ? netlink_attachskb+0x810/0x810
[   10.777470][  T186]  ? __lock_acquire+0x508/0xc10
[   10.777654][  T186]  netlink_sendmsg+0x735/0xc60
[   10.777850][  T186]  ? netlink_unicast+0x750/0x750
[   10.778034][  T186]  ? __might_fault+0x97/0x140
[   10.778232][  T186]  ____sys_sendmsg+0x419/0x850
[   10.778416][  T186]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.778622][  T186]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.778845][  T186]  ? move_addr_to_kernel+0x40/0x40
[   10.779028][  T186]  ? stack_depot_save_flags+0x367/0x770
[   10.779231][  T186]  ? validate_chain+0x38b/0xc20
[   10.779416][  T186]  ___sys_sendmsg+0x14e/0x1d0
[   10.779598][  T186]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.779838][  T186]  ? copy_msghdr_from_user+0x460/0x460
[   10.780031][  T186]  __sys_sendmsg+0x145/0x1f0
[   10.780228][  T186]  ? __sys_sendmsg_sock+0x20/0x20
[   10.780409][  T186]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.780632][  T186]  ? do_raw_spin_unlock+0x59/0x250
[   10.780823][  T186]  ? rcu_is_watching+0x15/0xd0
[   10.781025][  T186]  do_syscall_64+0x117/0xfc0
[   10.781221][  T186]  ? trace_hardirqs_off+0xd/0x30
[   10.781408][  T186]  ? exc_page_fault+0xee/0x100
[   10.781592][  T186]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.781816][  T186] RIP: 0033:0x7f91e7bbd08e
[   10.782005][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.782566][  T186] RSP: 002b:00007ffedd8c1160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.782826][  T186] RAX: ffffffffffffffda RBX: 00007ffedd8c1910 RCX: 00007f91e7bbd08e
[   10.783075][  T186] RDX: 0000000000000000 RSI: 00007ffedd8c1210 RDI: 0000000000000005
[   10.783357][  T186] RBP: 00007ffedd8c1170 R08: 0000000000000000 R09: 0000000000000000
[   10.783605][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   10.783861][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedd8c18e0
[   10.784126][  T186]  </TASK>
[   10.784277][  T186] irq event stamp: 40919
[   10.784443][  T186] hardirqs last  enabled at (40929): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.784734][  T186] hardirqs last disabled at (40938): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.785015][  T186] softirqs last  enabled at (40398): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.785312][  T186] softirqs last disabled at (40323): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.785612][  T186] ---[ end trace 0000000000000000 ]---
[   10.814839][  T186] ------------[ cut here ]------------
[   10.815081][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
[   10.815420][  T186] CPU: 2 UID: 0 PID: 186 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.815766][  T186] Tainted: [W]=WARN
[   10.815919][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.816162][  T186] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.816405][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.816946][  T186] RSP: 0018:ffa00000009071a0 EFLAGS: 00010286
[   10.817178][  T186] RAX: 00000000ffffffa6 RBX: ff11000013ecde00 RCX: 1ff4000000120dfa
[   10.817432][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ecdeb8
[   10.817693][  T186] RBP: ff1100000ff94000 R08: 1fe22000027d9bd8 R09: ff11000013030b80
[   10.817945][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.818208][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.818459][  T186] FS:  00007f91e7983840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   10.818753][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.818970][  T186] CR2: 0000556b76583050 CR3: 00000000159e2004 CR4: 0000000000771ef0
[   10.819236][  T186] PKRU: 55555554
[   10.819385][  T186] Call Trace:
[   10.819536][  T186]  <TASK>
[   10.819656][  T186]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.819851][  T186]  rtmsg_ifinfo+0x5c/0xb0
[   10.820001][  T186]  __dev_notify_flags+0x1b8/0x280
[   10.820196][  T186]  ? netif_change_name+0x8c0/0x8c0
[   10.820377][  T186]  ? hsr_dev_finalize+0x925/0xc00
[   10.820561][  T186]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.820751][  T186]  ? hsr_newlink+0x3b0/0x980
[   10.820935][  T186]  ? hsr_dellink+0x90/0x90
[   10.821129][  T186]  rtnl_configure_link+0x1ac/0x390
[   10.821311][  T186]  ? nla_strscpy+0xe3/0x180
[   10.821492][  T186]  rtnl_newlink_create+0x353/0x780
[   10.821681][  T186]  ? rtnl_create_link+0xf20/0xf20
[   10.821860][  T186]  ? __dev_get_by_name+0x12/0x50
[   10.822041][  T186]  ? rtnl_dev_get+0xd7/0x170
[   10.822242][  T186]  __rtnl_newlink+0x22b/0xa50
[   10.822428][  T186]  rtnl_newlink+0x8d1/0xea0
[   10.822609][  T186]  ? lock_acquire.part.0+0xbc/0x260
[   10.822799][  T186]  ? __rtnl_newlink+0xa50/0xa50
[   10.822982][  T186]  ? mark_usage+0x61/0x170
[   10.823179][  T186]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.823359][  T186]  ? __rtnl_newlink+0xa50/0xa50
[   10.823539][  T186]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.823726][  T186]  ? validate_chain+0x38b/0xc20
[   10.823912][  T186]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.824094][  T186]  ? __lock_acquire+0x508/0xc10
[   10.824287][  T186]  ? lock_acquire.part.0+0xbc/0x260
[   10.824465][  T186]  ? find_held_lock+0x2b/0x80
[   10.824646][  T186]  netlink_rcv_skb+0x14e/0x3a0
[   10.824842][  T186]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.825023][  T186]  ? netlink_ack+0xcd0/0xcd0
[   10.825220][  T186]  ? netlink_deliver_tap+0xc5/0x330
[   10.825400][  T186]  ? netlink_deliver_tap+0x13c/0x330
[   10.825589][  T186]  netlink_unicast+0x486/0x750
[   10.825779][  T186]  ? netlink_attachskb+0x810/0x810
[   10.825959][  T186]  ? __lock_acquire+0x508/0xc10
[   10.826156][  T186]  netlink_sendmsg+0x735/0xc60
[   10.826338][  T186]  ? netlink_unicast+0x750/0x750
[   10.826515][  T186]  ? __might_fault+0x97/0x140
[   10.826704][  T186]  ____sys_sendmsg+0x419/0x850
[   10.826893][  T186]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.827072][  T186]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.827294][  T186]  ? move_addr_to_kernel+0x40/0x40
[   10.827474][  T186]  ? stack_depot_save_flags+0x367/0x770
[   10.827655][  T186]  ? validate_chain+0x38b/0xc20
[   10.827846][  T186]  ___sys_sendmsg+0x14e/0x1d0
[   10.828025][  T186]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.828255][  T186]  ? copy_msghdr_from_user+0x460/0x460
[   10.828444][  T186]  __sys_sendmsg+0x145/0x1f0
[   10.828624][  T186]  ? __sys_sendmsg_sock+0x20/0x20
[   10.828817][  T186]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.829036][  T186]  ? do_raw_spin_unlock+0x59/0x250
[   10.829228][  T186]  ? rcu_is_watching+0x15/0xd0
[   10.829412][  T186]  do_syscall_64+0x117/0xfc0
[   10.829596][  T186]  ? trace_hardirqs_off+0xd/0x30
[   10.829783][  T186]  ? exc_page_fault+0xee/0x100
[   10.829966][  T186]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.830193][  T186] RIP: 0033:0x7f91e7bbd08e
[   10.830380][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.830905][  T186] RSP: 002b:00007ffedd8c1160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.831166][  T186] RAX: ffffffffffffffda RBX: 00007ffedd8c1910 RCX: 00007f91e7bbd08e
[   10.831411][  T186] RDX: 0000000000000000 RSI: 00007ffedd8c1210 RDI: 0000000000000005
[   10.831654][  T186] RBP: 00007ffedd8c1170 R08: 0000000000000000 R09: 0000000000000000
[   10.831911][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   10.832167][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedd8c18e0
[   10.832419][  T186]  </TASK>
[   10.832568][  T186] irq event stamp: 67551
[   10.832718][  T186] hardirqs last  enabled at (67561): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.833003][  T186] hardirqs last disabled at (67570): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.833294][  T186] softirqs last  enabled at (67230): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.833572][  T186] softirqs last disabled at (67217): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.833857][  T186] ---[ end trace 0000000000000000 ]---
[   10.879033][  T187] vethA: entered promiscuous mode
[   10.880252][  T187] ------------[ cut here ]------------
[   10.880453][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/187
[   10.880768][  T187] CPU: 2 UID: 0 PID: 187 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.881117][  T187] Tainted: [W]=WARN
[   10.881272][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.881493][  T187] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.881734][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.882293][  T187] RSP: 0018:ffa0000000546fb0 EFLAGS: 00010286
[   10.882522][  T187] RAX: 00000000ffffffa6 RBX: ff110000131a4900 RCX: 1ff40000000a8dbc
[   10.882786][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131a49b8
[   10.883041][  T187] RBP: ff11000013a0c000 R08: 1fe2200002634938 R09: ff11000013bc5180
[   10.883319][  T187] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   10.883576][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a0c000
[   10.883845][  T187] FS:  00007f2c6c20f840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   10.884153][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.884376][  T187] CR2: 00007f91e7a50574 CR3: 0000000004d3e006 CR4: 0000000000771ef0
[   10.884630][  T187] PKRU: 55555554
[   10.884818][  T187] Call Trace:
[   10.885022][  T187]  <TASK>
[   10.885166][  T187]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.885358][  T187]  ? netlink_sendmsg+0x735/0xc60
[   10.885549][  T187]  rtmsg_ifinfo+0x5c/0xb0
[   10.885716][  T187]  __dev_notify_flags+0x1b8/0x280
[   10.885946][  T187]  ? netdev_info+0xe2/0x116
[   10.886178][  T187]  ? netdev_notice+0x120/0x120
[   10.886373][  T187]  ? netif_change_name+0x8c0/0x8c0
[   10.886622][  T187]  __dev_set_promiscuity+0x194/0x230
[   10.886821][  T187]  netif_set_promiscuity+0x4c/0xc0
[   10.887008][  T187]  dev_set_promiscuity+0x9d/0x150
[   10.887259][  T187]  hsr_add_port+0x48c/0xb60
[   10.887518][  T187]  ? hsr_port_exists+0x60/0x60
[   10.887784][  T187]  ? timer_init_key+0x10d/0x280
[   10.888043][  T187]  hsr_dev_finalize+0x6e8/0xc00
[   10.888321][  T187]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.888549][  T187]  hsr_newlink+0x3b0/0x980
[   10.888748][  T187]  ? hsr_dellink+0x90/0x90
[   10.888936][  T187]  ? rtnl_create_link+0x169/0xf20
[   10.889140][  T187]  ? nla_strscpy+0xe3/0x180
[   10.889332][  T187]  rtnl_newlink_create+0x2da/0x780
[   10.889521][  T187]  ? rtnl_create_link+0xf20/0xf20
[   10.889718][  T187]  ? __dev_get_by_name+0x12/0x50
[   10.889908][  T187]  ? rtnl_dev_get+0xd7/0x170
[   10.890114][  T187]  __rtnl_newlink+0x22b/0xa50
[   10.890306][  T187]  rtnl_newlink+0x8d1/0xea0
[   10.890495][  T187]  ? lock_acquire.part.0+0xbc/0x260
[   10.890692][  T187]  ? __rtnl_newlink+0xa50/0xa50
[   10.890879][  T187]  ? mark_usage+0x61/0x170
[   10.891070][  T187]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.891273][  T187]  ? __rtnl_newlink+0xa50/0xa50
[   10.891461][  T187]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.891648][  T187]  ? validate_chain+0x38b/0xc20
[   10.891846][  T187]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.892033][  T187]  ? __lock_acquire+0x508/0xc10
[   10.892239][  T187]  ? lock_acquire.part.0+0xbc/0x260
[   10.892425][  T187]  ? find_held_lock+0x2b/0x80
[   10.892614][  T187]  netlink_rcv_skb+0x14e/0x3a0
[   10.892810][  T187]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.892998][  T187]  ? netlink_ack+0xcd0/0xcd0
[   10.893200][  T187]  ? netlink_deliver_tap+0xc5/0x330
[   10.893388][  T187]  ? netlink_deliver_tap+0x13c/0x330
[   10.893580][  T187]  netlink_unicast+0x486/0x750
[   10.893781][  T187]  ? netlink_attachskb+0x810/0x810
[   10.893968][  T187]  ? __lock_acquire+0x508/0xc10
[   10.894171][  T187]  netlink_sendmsg+0x735/0xc60
[   10.894364][  T187]  ? netlink_unicast+0x750/0x750
[   10.894554][  T187]  ? __might_fault+0x97/0x140
[   10.894756][  T187]  ____sys_sendmsg+0x419/0x850
[   10.894946][  T187]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.895149][  T187]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.895370][  T187]  ? move_addr_to_kernel+0x40/0x40
[   10.895559][  T187]  ? stack_depot_save_flags+0x367/0x770
[   10.895755][  T187]  ? validate_chain+0x38b/0xc20
[   10.895945][  T187]  ___sys_sendmsg+0x14e/0x1d0
[   10.896147][  T187]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.896371][  T187]  ? copy_msghdr_from_user+0x460/0x460
[   10.896572][  T187]  __sys_sendmsg+0x145/0x1f0
[   10.896769][  T187]  ? __sys_sendmsg_sock+0x20/0x20
[   10.896958][  T187]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.897198][  T187]  ? do_raw_spin_unlock+0x59/0x250
[   10.897388][  T187]  ? rcu_is_watching+0x15/0xd0
[   10.897578][  T187]  do_syscall_64+0x117/0xfc0
[   10.897778][  T187]  ? trace_hardirqs_off+0xd/0x30
[   10.897976][  T187]  ? exc_page_fault+0xee/0x100
[   10.898179][  T187]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.898402][  T187] RIP: 0033:0x7f2c6c44908e
[   10.898599][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.899171][  T187] RSP: 002b:00007fff803ba5f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.899433][  T187] RAX: ffffffffffffffda RBX: 00007fff803bada0 RCX: 00007f2c6c44908e
[   10.899697][  T187] RDX: 0000000000000000 RSI: 00007fff803ba6a0 RDI: 0000000000000005
[   10.899954][  T187] RBP: 00007fff803ba600 R08: 0000000000000000 R09: 0000000000000000
[   10.900222][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   10.900482][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff803bad70
[   10.900754][  T187]  </TASK>
[   10.900907][  T187] irq event stamp: 19439
[   10.901058][  T187] hardirqs last  enabled at (19449): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.901363][  T187] hardirqs last disabled at (19460): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.901657][  T187] softirqs last  enabled at (18576): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.901956][  T187] softirqs last disabled at (18569): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.902257][  T187] ---[ end trace 0000000000000000 ]---
[   10.909590][  T187] ------------[ cut here ]------------
[   10.909788][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/187
[   10.910076][  T187] CPU: 2 UID: 0 PID: 187 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.911003][  T187] Tainted: [W]=WARN
[   10.911239][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.911521][  T187] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.911819][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.912423][  T187] RSP: 0018:ffa0000000546f90 EFLAGS: 00010286
[   10.912713][  T187] RAX: 00000000ffffffa6 RBX: ff110000131a4ac0 RCX: 1ff40000000a8db8
[   10.913018][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131a4b78
[   10.913337][  T187] RBP: ff11000013a0c000 R08: 1fe2200002634970 R09: ff11000013bc5180
[   10.913644][  T187] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.913962][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   10.914285][  T187] FS:  00007f2c6c20f840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   10.914629][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.914917][  T187] CR2: 00007f91e7a50574 CR3: 0000000004d3e006 CR4: 0000000000771ef0
[   10.915243][  T187] PKRU: 55555554
[   10.915451][  T187] Call Trace:
[   10.915658][  T187]  <TASK>
[   10.915844][  T187]  ? rcu_is_watching+0x15/0xd0
[   10.916089][  T187]  rtnetlink_event+0xe0/0x1f0
[   10.916410][  T187]  notifier_call_chain+0xb0/0x320
[   10.916656][  T187]  __netdev_upper_dev_link+0x3a5/0x590
[   10.916918][  T187]  ? netdev_wait_allrefs_any+0x570/0x570
[   10.917262][  T187]  ? do_raw_spin_lock+0x131/0x280
[   10.917567][  T187]  ? find_held_lock+0x2b/0x80
[   10.917826][  T187]  netdev_master_upper_dev_link+0x86/0xb0
[   10.918072][  T187]  ? netdev_upper_dev_link+0xb0/0xb0
[   10.918330][  T187]  ? lockdep_rtnl_is_held+0x1a/0x20
[   10.918574][  T187]  ? hsr_port_get_hsr+0x9c/0x150
[   10.918830][  T187]  hsr_add_port+0x4eb/0xb60
[   10.919079][  T187]  ? hsr_port_exists+0x60/0x60
[   10.919335][  T187]  ? timer_init_key+0x10d/0x280
[   10.919581][  T187]  hsr_dev_finalize+0x6e8/0xc00
[   10.919837][  T187]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.920080][  T187]  hsr_newlink+0x3b0/0x980
[   10.920336][  T187]  ? hsr_dellink+0x90/0x90
[   10.920552][  T187]  ? rtnl_create_link+0x169/0xf20
[   10.920768][  T187]  ? nla_strscpy+0xe3/0x180
[   10.920962][  T187]  rtnl_newlink_create+0x2da/0x780
[   10.921162][  T187]  ? rtnl_create_link+0xf20/0xf20
[   10.921347][  T187]  ? __dev_get_by_name+0x12/0x50
[   10.921531][  T187]  ? rtnl_dev_get+0xd7/0x170
[   10.921725][  T187]  __rtnl_newlink+0x22b/0xa50
[   10.921914][  T187]  rtnl_newlink+0x8d1/0xea0
[   10.922368][  T187]  ? lock_acquire.part.0+0xbc/0x260
[   10.922558][  T187]  ? __rtnl_newlink+0xa50/0xa50
[   10.922755][  T187]  ? mark_usage+0x61/0x170
[   10.922945][  T187]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.923145][  T187]  ? __rtnl_newlink+0xa50/0xa50
[   10.923332][  T187]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.923517][  T187]  ? validate_chain+0x38b/0xc20
[   10.923707][  T187]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.923890][  T187]  ? __lock_acquire+0x508/0xc10
[   10.924076][  T187]  ? lock_acquire.part.0+0xbc/0x260
[   10.924275][  T187]  ? find_held_lock+0x2b/0x80
[   10.924462][  T187]  netlink_rcv_skb+0x14e/0x3a0
[   10.924646][  T187]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.924838][  T187]  ? netlink_ack+0xcd0/0xcd0
[   10.925027][  T187]  ? netlink_deliver_tap+0xc5/0x330
[   10.925221][  T187]  ? netlink_deliver_tap+0x13c/0x330
[   10.925408][  T187]  netlink_unicast+0x486/0x750
[   10.925596][  T187]  ? netlink_attachskb+0x810/0x810
[   10.925788][  T187]  ? __lock_acquire+0x508/0xc10
[   10.925976][  T187]  netlink_sendmsg+0x735/0xc60
[   10.926175][  T187]  ? netlink_unicast+0x750/0x750
[   10.926363][  T187]  ? __might_fault+0x97/0x140
[   10.926551][  T187]  ____sys_sendmsg+0x419/0x850
[   10.926748][  T187]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.926934][  T187]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.927167][  T187]  ? move_addr_to_kernel+0x40/0x40
[   10.927355][  T187]  ? stack_depot_save_flags+0x367/0x770
[   10.927542][  T187]  ? validate_chain+0x38b/0xc20
[   10.927737][  T187]  ___sys_sendmsg+0x14e/0x1d0
[   10.927922][  T187]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.928151][  T187]  ? copy_msghdr_from_user+0x460/0x460
[   10.928352][  T187]  __sys_sendmsg+0x145/0x1f0
[   10.928539][  T187]  ? __sys_sendmsg_sock+0x20/0x20
[   10.928729][  T187]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.928952][  T187]  ? do_raw_spin_unlock+0x59/0x250
[   10.929151][  T187]  ? rcu_is_watching+0x15/0xd0
[   10.929337][  T187]  do_syscall_64+0x117/0xfc0
[   10.929523][  T187]  ? trace_hardirqs_off+0xd/0x30
[   10.929718][  T187]  ? exc_page_fault+0xee/0x100
[   10.929908][  T187]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.930145][  T187] RIP: 0033:0x7f2c6c44908e
[   10.930339][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.930877][  T187] RSP: 002b:00007fff803ba5f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.931150][  T187] RAX: ffffffffffffffda RBX: 00007fff803bada0 RCX: 00007f2c6c44908e
[   10.931405][  T187] RDX: 0000000000000000 RSI: 00007fff803ba6a0 RDI: 0000000000000005
[   10.931654][  T187] RBP: 00007fff803ba600 R08: 0000000000000000 R09: 0000000000000000
[   10.931914][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   10.932183][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff803bad70
[   10.932441][  T187]  </TASK>
[   10.932595][  T187] irq event stamp: 31403
[   10.932755][  T187] hardirqs last  enabled at (31413): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.933044][  T187] hardirqs last disabled at (31422): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.933348][  T187] softirqs last  enabled at (31300): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.933655][  T187] softirqs last disabled at (31287): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.933951][  T187] ---[ end trace 0000000000000000 ]---
[   10.934336][  T187] ------------[ cut here ]------------
[   10.934496][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/187
[   10.934755][  T187] CPU: 1 UID: 0 PID: 187 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.935141][  T187] Tainted: [W]=WARN
[   10.935298][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.935558][  T187] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.935832][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.936452][  T187] RSP: 0018:ffa0000000546f10 EFLAGS: 00010286
[   10.936632][  T187] RAX: 00000000ffffffa6 RBX: ff110000131a4040 RCX: 1ff40000000a8da8
[   10.936853][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131a40f8
[   10.937063][  T187] RBP: ff11000010ec9000 R08: 1fe2200002634820 R09: ff11000013bc5180
[   10.937279][  T187] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.937489][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   10.937707][  T187] FS:  00007f2c6c20f840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   10.937957][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.938139][  T187] CR2: 0000555faa067d5c CR3: 0000000004d3e003 CR4: 0000000000771ef0
[   10.938349][  T187] PKRU: 55555554
[   10.938456][  T187] Call Trace:
[   10.938561][  T187]  <TASK>
[   10.938633][  T187]  ? rcu_is_watching+0x15/0xd0
[   10.938784][  T187]  rtnetlink_event+0xe0/0x1f0
[   10.938924][  T187]  notifier_call_chain+0xb0/0x320
[   10.939067][  T187]  netif_set_mtu_ext+0x354/0x5f0
[   10.939213][  T187]  ? dev_validate_mtu+0x180/0x180
[   10.939354][  T187]  ? __netdev_update_features+0x4b0/0xdf0
[   10.939496][  T187]  netif_set_mtu+0x85/0xe0
[   10.939635][  T187]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   10.939785][  T187]  dev_set_mtu+0x9d/0x150
[   10.939893][  T187]  ? dev_disable_lro+0x95/0x140
[   10.940034][  T187]  hsr_add_port+0x6e3/0xb60
[   10.940183][  T187]  ? hsr_port_exists+0x60/0x60
[   10.940324][  T187]  ? timer_init_key+0x10d/0x280
[   10.940466][  T187]  hsr_dev_finalize+0x6e8/0xc00
[   10.940605][  T187]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.940748][  T187]  hsr_newlink+0x3b0/0x980
[   10.940888][  T187]  ? hsr_dellink+0x90/0x90
[   10.941028][  T187]  ? rtnl_create_link+0x169/0xf20
[   10.941173][  T187]  ? nla_strscpy+0xe3/0x180
[   10.941314][  T187]  rtnl_newlink_create+0x2da/0x780
[   10.941454][  T187]  ? rtnl_create_link+0xf20/0xf20
[   10.941592][  T187]  ? __dev_get_by_name+0x12/0x50
[   10.941738][  T187]  ? rtnl_dev_get+0xd7/0x170
[   10.941882][  T187]  __rtnl_newlink+0x22b/0xa50
[   10.942024][  T187]  rtnl_newlink+0x8d1/0xea0
[   10.942174][  T187]  ? lock_acquire.part.0+0xbc/0x260
[   10.942314][  T187]  ? __rtnl_newlink+0xa50/0xa50
[   10.942454][  T187]  ? mark_usage+0x61/0x170
[   10.942597][  T187]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.942743][  T187]  ? __rtnl_newlink+0xa50/0xa50
[   10.942883][  T187]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.943022][  T187]  ? validate_chain+0x38b/0xc20
[   10.943166][  T187]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.943304][  T187]  ? __lock_acquire+0x508/0xc10
[   10.943443][  T187]  ? lock_acquire.part.0+0xbc/0x260
[   10.943579][  T187]  ? find_held_lock+0x2b/0x80
[   10.943723][  T187]  netlink_rcv_skb+0x14e/0x3a0
[   10.943861][  T187]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.944001][  T187]  ? netlink_ack+0xcd0/0xcd0
[   10.944149][  T187]  ? netlink_deliver_tap+0xc5/0x330
[   10.944289][  T187]  ? netlink_deliver_tap+0x13c/0x330
[   10.944428][  T187]  netlink_unicast+0x486/0x750
[   10.944568][  T187]  ? netlink_attachskb+0x810/0x810
[   10.944714][  T187]  ? __lock_acquire+0x508/0xc10
[   10.944873][  T187]  netlink_sendmsg+0x735/0xc60
[   10.945062][  T187]  ? netlink_unicast+0x750/0x750
[   10.945210][  T187]  ? __might_fault+0x97/0x140
[   10.945352][  T187]  ____sys_sendmsg+0x419/0x850
[   10.945496][  T187]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.945635][  T187]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.945813][  T187]  ? move_addr_to_kernel+0x40/0x40
[   10.945954][  T187]  ? stack_depot_save_flags+0x367/0x770
[   10.946094][  T187]  ? validate_chain+0x38b/0xc20
[   10.946241][  T187]  ___sys_sendmsg+0x14e/0x1d0
[   10.946379][  T187]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.946555][  T187]  ? copy_msghdr_from_user+0x460/0x460
[   10.946710][  T187]  __sys_sendmsg+0x145/0x1f0
[   10.946850][  T187]  ? __sys_sendmsg_sock+0x20/0x20
[   10.946988][  T187]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.947169][  T187]  ? do_raw_spin_unlock+0x59/0x250
[   10.947309][  T187]  ? rcu_is_watching+0x15/0xd0
[   10.947451][  T187]  do_syscall_64+0x117/0xfc0
[   10.947596][  T187]  ? trace_hardirqs_off+0xd/0x30
[   10.947750][  T187]  ? exc_page_fault+0xee/0x100
[   10.947891][  T187]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.948066][  T187] RIP: 0033:0x7f2c6c44908e
[   10.948219][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.948737][  T187] RSP: 002b:00007fff803ba5f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.948950][  T187] RAX: ffffffffffffffda RBX: 00007fff803bada0 RCX: 00007f2c6c44908e
[   10.949163][  T187] RDX: 0000000000000000 RSI: 00007fff803ba6a0 RDI: 0000000000000005
[   10.949370][  T187] RBP: 00007fff803ba600 R08: 0000000000000000 R09: 0000000000000000
[   10.949578][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   10.949788][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff803bad70
[   10.949999][  T187]  </TASK>
[   10.950108][  T187] irq event stamp: 32313
[   10.950212][  T187] hardirqs last  enabled at (32321): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.950454][  T187] hardirqs last disabled at (32328): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.950699][  T187] softirqs last  enabled at (31548): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.950938][  T187] softirqs last disabled at (31541): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   10.951180][  T187] ---[ end trace 0000000000000000 ]---
[   10.951394][  T187] vethB: entered promiscuous mode
[   10.951599][  T187] ------------[ cut here ]------------
[   10.951745][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/187
[   10.951989][  T187] CPU: 1 UID: 0 PID: 187 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.952279][  T187] Tainted: [W]=WARN
[   10.952389][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.952565][  T187] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.952754][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.953253][  T187] RSP: 0018:ffa0000000546fb0 EFLAGS: 00010286
[   10.953447][  T187] RAX: 00000000ffffffa6 RBX: ff110000131a4200 RCX: 1ff40000000a8dbc
[   10.953654][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131a42b8
[   10.953869][  T187] RBP: ff11000013f2c000 R08: 1fe2200002634858 R09: ff11000013bc5180
[   10.954077][  T187] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   10.954293][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013f2c000
[   10.954500][  T187] FS:  00007f2c6c20f840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   10.954750][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.954926][  T187] CR2: 0000555faa067d5c CR3: 0000000004d3e003 CR4: 0000000000771ef0
[   10.955144][  T187] PKRU: 55555554
[   10.955248][  T187] Call Trace:
[   10.955353][  T187]  <TASK>
[   10.955425][  T187]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.955566][  T187]  ? netlink_sendmsg+0x735/0xc60
[   10.955718][  T187]  rtmsg_ifinfo+0x5c/0xb0
[   10.955825][  T187]  __dev_notify_flags+0x1b8/0x280
[   10.955964][  T187]  ? netdev_info+0xe2/0x116
[   10.956112][  T187]  ? netdev_notice+0x120/0x120
[   10.956254][  T187]  ? netif_change_name+0x8c0/0x8c0
[   10.956399][  T187]  __dev_set_promiscuity+0x194/0x230
[   10.956541][  T187]  netif_set_promiscuity+0x4c/0xc0
[   10.956687][  T187]  dev_set_promiscuity+0x9d/0x150
[   10.956827][  T187]  hsr_add_port+0x48c/0xb60
[   10.956972][  T187]  ? hsr_port_exists+0x60/0x60
[   10.957115][  T187]  ? timer_init_key+0x10d/0x280
[   10.957272][  T187]  hsr_dev_finalize+0x727/0xc00
[   10.957415][  T187]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.957555][  T187]  hsr_newlink+0x3b0/0x980
[   10.957702][  T187]  ? hsr_dellink+0x90/0x90
[   10.957846][  T187]  ? rtnl_create_link+0x169/0xf20
[   10.957988][  T187]  ? nla_strscpy+0xe3/0x180
[   10.958143][  T187]  rtnl_newlink_create+0x2da/0x780
[   10.958285][  T187]  ? rtnl_create_link+0xf20/0xf20
[   10.958427][  T187]  ? __dev_get_by_name+0x12/0x50
[   10.958568][  T187]  ? rtnl_dev_get+0xd7/0x170
[   10.958720][  T187]  __rtnl_newlink+0x22b/0xa50
[   10.958864][  T187]  rtnl_newlink+0x8d1/0xea0
[   10.959006][  T187]  ? lock_acquire.part.0+0xbc/0x260
[   10.959151][  T187]  ? __rtnl_newlink+0xa50/0xa50
[   10.959293][  T187]  ? mark_usage+0x61/0x170
[   10.959435][  T187]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.959579][  T187]  ? __rtnl_newlink+0xa50/0xa50
[   10.959724][  T187]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.959865][  T187]  ? validate_chain+0x38b/0xc20
[   10.960004][  T187]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.960147][  T187]  ? __lock_acquire+0x508/0xc10
[   10.960293][  T187]  ? lock_acquire.part.0+0xbc/0x260
[   10.960432][  T187]  ? find_held_lock+0x2b/0x80
[   10.960575][  T187]  netlink_rcv_skb+0x14e/0x3a0
[   10.960724][  T187]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.960865][  T187]  ? netlink_ack+0xcd0/0xcd0
[   10.961009][  T187]  ? netlink_deliver_tap+0xc5/0x330
[   10.961155][  T187]  ? netlink_deliver_tap+0x13c/0x330
[   10.961299][  T187]  netlink_unicast+0x486/0x750
[   10.961440][  T187]  ? netlink_attachskb+0x810/0x810
[   10.961581][  T187]  ? __lock_acquire+0x508/0xc10
[   10.961730][  T187]  netlink_sendmsg+0x735/0xc60
[   10.961876][  T187]  ? netlink_unicast+0x750/0x750
[   10.962019][  T187]  ? __might_fault+0x97/0x140
[   10.962168][  T187]  ____sys_sendmsg+0x419/0x850
[   10.962311][  T187]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.962452][  T187]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.962630][  T187]  ? move_addr_to_kernel+0x40/0x40
[   10.962776][  T187]  ? stack_depot_save_flags+0x367/0x770
[   10.962922][  T187]  ? validate_chain+0x38b/0xc20
[   10.963062][  T187]  ___sys_sendmsg+0x14e/0x1d0
[   10.963207][  T187]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.963383][  T187]  ? copy_msghdr_from_user+0x460/0x460
[   10.963534][  T187]  __sys_sendmsg+0x145/0x1f0
[   10.963680][  T187]  ? __sys_sendmsg_sock+0x20/0x20
[   10.963822][  T187]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.964002][  T187]  ? do_raw_spin_unlock+0x59/0x250
[   10.964148][  T187]  ? rcu_is_watching+0x15/0xd0
[   10.964292][  T187]  do_syscall_64+0x117/0xfc0
[   10.964433][  T187]  ? trace_hardirqs_off+0xd/0x30
[   10.964576][  T187]  ? exc_page_fault+0xee/0x100
[   10.964736][  T187]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.964912][  T187] RIP: 0033:0x7f2c6c44908e
[   10.965064][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.965574][  T187] RSP: 002b:00007fff803ba5f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.965793][  T187] RAX: ffffffffffffffda RBX: 00007fff803bada0 RCX: 00007f2c6c44908e
[   10.966004][  T187] RDX: 0000000000000000 RSI: 00007fff803ba6a0 RDI: 0000000000000005
[   10.966218][  T187] RBP: 00007fff803ba600 R08: 0000000000000000 R09: 0000000000000000
[   10.966428][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   10.966640][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff803bad70
[   10.966864][  T187]  </TASK>
[   10.966972][  T187] irq event stamp: 33227
[   10.967078][  T187] hardirqs last  enabled at (33235): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.967330][  T187] hardirqs last disabled at (33244): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.967575][  T187] softirqs last  enabled at (32426): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   10.967827][  T187] softirqs last disabled at (32424): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   10.968074][  T187] ---[ end trace 0000000000000000 ]---
[   10.968513][  T187] ------------[ cut here ]------------
[   10.968649][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/187
[   10.968891][  T187] CPU: 1 UID: 0 PID: 187 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.969175][  T187] Tainted: [W]=WARN
[   10.969279][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.969451][  T187] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.969627][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.970130][  T187] RSP: 0018:ffa0000000546f90 EFLAGS: 00010286
[   10.970460][  T187] RAX: 00000000ffffffa6 RBX: ff110000131a5000 RCX: 1ff40000000a8db8
[   10.970669][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131a50b8
[   10.970893][  T187] RBP: ff11000013f2c000 R08: 1fe2200002634a18 R09: ff11000013bc5180
[   10.971115][  T187] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.971333][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   10.971545][  T187] FS:  00007f2c6c20f840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   10.971807][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.971988][  T187] CR2: 0000555faa067d5c CR3: 0000000004d3e003 CR4: 0000000000771ef0
[   10.972200][  T187] PKRU: 55555554
[   10.972303][  T187] Call Trace:
[   10.972408][  T187]  <TASK>
[   10.972480][  T187]  ? rcu_is_watching+0x15/0xd0
[   10.972619][  T187]  rtnetlink_event+0xe0/0x1f0
[   10.972764][  T187]  notifier_call_chain+0xb0/0x320
[   10.972904][  T187]  __netdev_upper_dev_link+0x3a5/0x590
[   10.973045][  T187]  ? netdev_wait_allrefs_any+0x570/0x570
[   10.973191][  T187]  ? do_raw_spin_lock+0x131/0x280
[   10.973330][  T187]  ? find_held_lock+0x2b/0x80
[   10.973469][  T187]  netdev_master_upper_dev_link+0x86/0xb0
[   10.973607][  T187]  ? netdev_upper_dev_link+0xb0/0xb0
[   10.973750][  T187]  ? lockdep_rtnl_is_held+0x1a/0x20
[   10.973888][  T187]  ? hsr_port_get_hsr+0x9c/0x150
[   10.974027][  T187]  hsr_add_port+0x4eb/0xb60
[   10.974172][  T187]  ? hsr_port_exists+0x60/0x60
[   10.974311][  T187]  ? timer_init_key+0x10d/0x280
[   10.974450][  T187]  hsr_dev_finalize+0x727/0xc00
[   10.974589][  T187]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.974733][  T187]  hsr_newlink+0x3b0/0x980
[   10.974870][  T187]  ? hsr_dellink+0x90/0x90
[   10.975008][  T187]  ? rtnl_create_link+0x169/0xf20
[   10.975151][  T187]  ? nla_strscpy+0xe3/0x180
[   10.975291][  T187]  rtnl_newlink_create+0x2da/0x780
[   10.975431][  T187]  ? rtnl_create_link+0xf20/0xf20
[   10.975570][  T187]  ? __dev_get_by_name+0x12/0x50
[   10.975715][  T187]  ? rtnl_dev_get+0xd7/0x170
[   10.975870][  T187]  __rtnl_newlink+0x22b/0xa50
[   10.976010][  T187]  rtnl_newlink+0x8d1/0xea0
[   10.976211][  T187]  ? lock_acquire.part.0+0xbc/0x260
[   10.976415][  T187]  ? __rtnl_newlink+0xa50/0xa50
[   10.976618][  T187]  ? mark_usage+0x61/0x170
[   10.976836][  T187]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.977037][  T187]  ? __rtnl_newlink+0xa50/0xa50
[   10.977257][  T187]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.977434][  T187]  ? validate_chain+0x38b/0xc20
[   10.977571][  T187]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.977721][  T187]  ? __lock_acquire+0x508/0xc10
[   10.977860][  T187]  ? lock_acquire.part.0+0xbc/0x260
[   10.977996][  T187]  ? find_held_lock+0x2b/0x80
[   10.978140][  T187]  netlink_rcv_skb+0x14e/0x3a0
[   10.978283][  T187]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.978422][  T187]  ? netlink_ack+0xcd0/0xcd0
[   10.978562][  T187]  ? netlink_deliver_tap+0xc5/0x330
[   10.978705][  T187]  ? netlink_deliver_tap+0x13c/0x330
[   10.978849][  T187]  netlink_unicast+0x486/0x750
[   10.978989][  T187]  ? netlink_attachskb+0x810/0x810
[   10.979134][  T187]  ? __lock_acquire+0x508/0xc10
[   10.979272][  T187]  netlink_sendmsg+0x735/0xc60
[   10.979411][  T187]  ? netlink_unicast+0x750/0x750
[   10.979549][  T187]  ? __might_fault+0x97/0x140
[   10.979691][  T187]  ____sys_sendmsg+0x419/0x850
[   10.979829][  T187]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.979969][  T187]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.980145][  T187]  ? move_addr_to_kernel+0x40/0x40
[   10.980284][  T187]  ? stack_depot_save_flags+0x367/0x770
[   10.980421][  T187]  ? validate_chain+0x38b/0xc20
[   10.980559][  T187]  ___sys_sendmsg+0x14e/0x1d0
[   10.980700][  T187]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.980873][  T187]  ? copy_msghdr_from_user+0x460/0x460
[   10.981020][  T187]  __sys_sendmsg+0x145/0x1f0
[   10.981162][  T187]  ? __sys_sendmsg_sock+0x20/0x20
[   10.981297][  T187]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.981469][  T187]  ? do_raw_spin_unlock+0x59/0x250
[   10.981606][  T187]  ? rcu_is_watching+0x15/0xd0
[   10.981751][  T187]  do_syscall_64+0x117/0xfc0
[   10.981889][  T187]  ? trace_hardirqs_off+0xd/0x30
[   10.982026][  T187]  ? exc_page_fault+0xee/0x100
[   10.982170][  T187]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.982339][  T187] RIP: 0033:0x7f2c6c44908e
[   10.982484][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.982975][  T187] RSP: 002b:00007fff803ba5f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.983188][  T187] RAX: ffffffffffffffda RBX: 00007fff803bada0 RCX: 00007f2c6c44908e
[   10.983396][  T187] RDX: 0000000000000000 RSI: 00007fff803ba6a0 RDI: 0000000000000005
[   10.983602][  T187] RBP: 00007fff803ba600 R08: 0000000000000000 R09: 0000000000000000
[   10.983816][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   10.984022][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff803bad70
[   10.984237][  T187]  </TASK>
[   10.984340][  T187] irq event stamp: 34189
[   10.984444][  T187] hardirqs last  enabled at (34197): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.984687][  T187] hardirqs last disabled at (34204): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.984925][  T187] softirqs last  enabled at (33378): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   10.985169][  T187] softirqs last disabled at (33376): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   10.985407][  T187] ---[ end trace 0000000000000000 ]---
[   10.985773][  T187] ------------[ cut here ]------------
[   10.985906][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/187
[   10.986142][  T187] CPU: 1 UID: 0 PID: 187 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.986414][  T187] Tainted: [W]=WARN
[   10.986514][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.986686][  T187] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.986859][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   10.987333][  T187] RSP: 0018:ffa00000005471a0 EFLAGS: 00010286
[   10.987502][  T187] RAX: 00000000ffffffa6 RBX: ff110000131a58c0 RCX: 1ff40000000a8dfa
[   10.987710][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131a5978
[   10.987908][  T187] RBP: ff11000010ec9000 R08: 1fe2200002634b30 R09: ff11000013bc5180
[   10.988117][  T187] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.988316][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.988519][  T187] FS:  00007f2c6c20f840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   10.988754][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.988923][  T187] CR2: 0000555faa067d5c CR3: 0000000004d3e003 CR4: 0000000000771ef0
[   10.989128][  T187] PKRU: 55555554
[   10.989229][  T187] Call Trace:
[   10.989328][  T187]  <TASK>
[   10.989396][  T187]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.989528][  T187]  rtmsg_ifinfo+0x5c/0xb0
[   10.989628][  T187]  __dev_notify_flags+0x1b8/0x280
[   10.989767][  T187]  ? netif_change_name+0x8c0/0x8c0
[   10.989899][  T187]  ? hsr_dev_finalize+0x925/0xc00
[   10.990032][  T187]  ? alloc_netdev_mqs+0xed0/0x1490
[   10.990171][  T187]  ? hsr_newlink+0x3b0/0x980
[   10.990305][  T187]  ? hsr_dellink+0x90/0x90
[   10.990438][  T187]  rtnl_configure_link+0x1ac/0x390
[   10.990570][  T187]  ? nla_strscpy+0xe3/0x180
[   10.990710][  T187]  rtnl_newlink_create+0x353/0x780
[   10.990844][  T187]  ? rtnl_create_link+0xf20/0xf20
[   10.990978][  T187]  ? __dev_get_by_name+0x12/0x50
[   10.991117][  T187]  ? rtnl_dev_get+0xd7/0x170
[   10.991254][  T187]  __rtnl_newlink+0x22b/0xa50
[   10.991392][  T187]  rtnl_newlink+0x8d1/0xea0
[   10.991530][  T187]  ? lock_acquire.part.0+0xbc/0x260
[   10.991663][  T187]  ? __rtnl_newlink+0xa50/0xa50
[   10.991802][  T187]  ? mark_usage+0x61/0x170
[   10.991939][  T187]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.992076][  T187]  ? __rtnl_newlink+0xa50/0xa50
[   10.992217][  T187]  rtnetlink_rcv_msg+0x40d/0x9e0
[   10.992351][  T187]  ? validate_chain+0x38b/0xc20
[   10.992485][  T187]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.992617][  T187]  ? __lock_acquire+0x508/0xc10
[   10.992755][  T187]  ? lock_acquire.part.0+0xbc/0x260
[   10.992887][  T187]  ? find_held_lock+0x2b/0x80
[   10.993020][  T187]  netlink_rcv_skb+0x14e/0x3a0
[   10.993166][  T187]  ? rtnl_stats_set+0x3f0/0x3f0
[   10.993300][  T187]  ? netlink_ack+0xcd0/0xcd0
[   10.993435][  T187]  ? netlink_deliver_tap+0xc5/0x330
[   10.993569][  T187]  ? netlink_deliver_tap+0x13c/0x330
[   10.993708][  T187]  netlink_unicast+0x486/0x750
[   10.993843][  T187]  ? netlink_attachskb+0x810/0x810
[   10.993975][  T187]  ? __lock_acquire+0x508/0xc10
[   10.994113][  T187]  netlink_sendmsg+0x735/0xc60
[   10.994247][  T187]  ? netlink_unicast+0x750/0x750
[   10.994381][  T187]  ? __might_fault+0x97/0x140
[   10.994516][  T187]  ____sys_sendmsg+0x419/0x850
[   10.994657][  T187]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.994800][  T187]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.994964][  T187]  ? move_addr_to_kernel+0x40/0x40
[   10.995110][  T187]  ? stack_depot_save_flags+0x367/0x770
[   10.995251][  T187]  ? validate_chain+0x38b/0xc20
[   10.995395][  T187]  ___sys_sendmsg+0x14e/0x1d0
[   10.995536][  T187]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.995720][  T187]  ? copy_msghdr_from_user+0x460/0x460
[   10.995872][  T187]  __sys_sendmsg+0x145/0x1f0
[   10.996010][  T187]  ? __sys_sendmsg_sock+0x20/0x20
[   10.996158][  T187]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.996338][  T187]  ? do_raw_spin_unlock+0x59/0x250
[   10.996475][  T187]  ? rcu_is_watching+0x15/0xd0
[   10.996608][  T187]  do_syscall_64+0x117/0xfc0
[   10.996748][  T187]  ? trace_hardirqs_off+0xd/0x30
[   10.996881][  T187]  ? exc_page_fault+0xee/0x100
[   10.997014][  T187]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.997183][  T187] RIP: 0033:0x7f2c6c44908e
[   10.997322][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.997799][  T187] RSP: 002b:00007fff803ba5f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.997997][  T187] RAX: ffffffffffffffda RBX: 00007fff803bada0 RCX: 00007f2c6c44908e
[   10.998200][  T187] RDX: 0000000000000000 RSI: 00007fff803ba6a0 RDI: 0000000000000005
[   10.998398][  T187] RBP: 00007fff803ba600 R08: 0000000000000000 R09: 0000000000000000
[   10.998596][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   10.998801][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff803bad70
[   10.999004][  T187]  </TASK>
[   10.999111][  T187] irq event stamp: 35041
[   10.999212][  T187] hardirqs last  enabled at (35049): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   10.999445][  T187] hardirqs last disabled at (35056): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   10.999677][  T187] softirqs last  enabled at (34724): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   10.999909][  T187] softirqs last disabled at (34719): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   11.000144][  T187] ---[ end trace 0000000000000000 ]---
[   11.152010][  T191] ------------[ cut here ]------------
[   11.152648][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/191
[   11.152942][  T191] CPU: 2 UID: 0 PID: 191 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.153276][  T191] Tainted: [W]=WARN
[   11.153423][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.153636][  T191] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.153861][  T191] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.154380][  T191] RSP: 0018:ffa0000000927020 EFLAGS: 00010286
[   11.154598][  T191] RAX: 00000000ffffffa6 RBX: ff11000005751380 RCX: 1ff4000000124dca
[   11.154850][  T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005751438
[   11.155092][  T191] RBP: ff110000139fc000 R08: 1fe2200000aea288 R09: ff11000013270b58
[   11.155348][  T191] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.155591][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000139fcce1
[   11.155846][  T191] FS:  00007f132ec8a840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   11.156135][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.156350][  T191] CR2: 0000000014002988 CR3: 0000000010117005 CR4: 0000000000771ef0
[   11.156593][  T191] PKRU: 55555554
[   11.156745][  T191] Call Trace:
[   11.156890][  T191]  <TASK>
[   11.157010][  T191]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.157208][  T191]  rtmsg_ifinfo+0x5c/0xb0
[   11.157355][  T191]  ? mark_held_locks+0x40/0x70
[   11.157533][  T191]  __dev_notify_flags+0x1b8/0x280
[   11.157722][  T191]  ? netif_change_name+0x8c0/0x8c0
[   11.157898][  T191]  ? __dev_change_flags+0x4a4/0x660
[   11.158080][  T191]  ? netif_set_allmulti+0x250/0x250
[   11.158270][  T191]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.158449][  T191]  ? is_bpf_text_address+0x68/0x110
[   11.158630][  T191]  netif_change_flags+0xfe/0x190
[   11.158818][  T191]  do_setlink.isra.0+0x1cc3/0x2750
[   11.158999][  T191]  ? rtnl_link_get_size+0x350/0x350
[   11.159193][  T191]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   11.159405][  T191]  ? rcu_read_lock_any_held+0x3c/0x90
[   11.159584][  T191]  ? validate_chain+0x38b/0xc20
[   11.159771][  T191]  ? rcu_read_lock_any_held+0x66/0x90
[   11.159948][  T191]  ? stack_depot_save_flags+0x367/0x770
[   11.160140][  T191]  ? __lock_acquire+0x508/0xc10
[   11.160319][  T191]  ? lock_acquire.part.0+0xbc/0x260
[   11.160499][  T191]  ? rtnl_newlink+0x883/0xea0
[   11.160685][  T191]  ? rcu_is_watching+0x15/0xd0
[   11.160863][  T191]  ? lock_acquire+0x134/0x160
[   11.161039][  T191]  ? rcu_is_watching+0x15/0xd0
[   11.161231][  T191]  ? rcu_is_watching+0x15/0xd0
[   11.161408][  T191]  ? trace_contention_end+0xb3/0x1a0
[   11.161585][  T191]  ? __mutex_lock+0x1db/0x2010
[   11.161771][  T191]  ? __mutex_lock+0x9b2/0x2010
[   11.161951][  T191]  ? rtnl_newlink+0x883/0xea0
[   11.162141][  T191]  ? ww_mutex_lock+0x160/0x160
[   11.162322][  T191]  ? __rtnl_newlink+0x3fa/0xa50
[   11.162502][  T191]  rtnl_newlink+0x8d1/0xea0
[   11.162686][  T191]  ? lock_acquire.part.0+0xbc/0x260
[   11.162861][  T191]  ? __rtnl_newlink+0xa50/0xa50
[   11.163036][  T191]  ? mark_usage+0x61/0x170
[   11.163228][  T191]  ? lock_acquire.part.0+0xbc/0x260
[   11.163407][  T191]  ? find_held_lock+0x2b/0x80
[   11.163585][  T191]  ? __rtnl_newlink+0xa50/0xa50
[   11.163770][  T191]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.163951][  T191]  ? __rtnl_newlink+0xa50/0xa50
[   11.164145][  T191]  rtnetlink_rcv_msg+0x40d/0x9e0
[   11.164324][  T191]  ? validate_chain+0x38b/0xc20
[   11.164500][  T191]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.164682][  T191]  ? __lock_acquire+0x508/0xc10
[   11.164863][  T191]  ? lock_acquire.part.0+0xbc/0x260
[   11.165039][  T191]  ? find_held_lock+0x2b/0x80
[   11.165234][  T191]  netlink_rcv_skb+0x14e/0x3a0
[   11.165412][  T191]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.165589][  T191]  ? netlink_ack+0xcd0/0xcd0
[   11.165778][  T191]  ? netlink_deliver_tap+0xc5/0x330
[   11.165952][  T191]  ? netlink_deliver_tap+0x13c/0x330
[   11.166151][  T191]  netlink_unicast+0x486/0x750
[   11.166333][  T191]  ? netlink_attachskb+0x810/0x810
[   11.166511][  T191]  ? __lock_acquire+0x508/0xc10
[   11.166697][  T191]  netlink_sendmsg+0x735/0xc60
[   11.166876][  T191]  ? netlink_unicast+0x750/0x750
[   11.167052][  T191]  ? __might_fault+0x97/0x140
[   11.167245][  T191]  ____sys_sendmsg+0x419/0x850
[   11.167423][  T191]  ? copy_msghdr_from_user+0x2a0/0x460
[   11.167601][  T191]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   11.167814][  T191]  ? move_addr_to_kernel+0x40/0x40
[   11.167992][  T191]  ? stack_depot_save_flags+0x367/0x770
[   11.168198][  T191]  ? validate_chain+0x38b/0xc20
[   11.168375][  T191]  ___sys_sendmsg+0x14e/0x1d0
[   11.168552][  T191]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   11.168769][  T191]  ? copy_msghdr_from_user+0x460/0x460
[   11.168957][  T191]  __sys_sendmsg+0x145/0x1f0
[   11.169151][  T191]  ? __sys_sendmsg_sock+0x20/0x20
[   11.169325][  T191]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   11.169534][  T191]  ? do_raw_spin_unlock+0x59/0x250
[   11.169718][  T191]  ? rcu_is_watching+0x15/0xd0
[   11.169895][  T191]  do_syscall_64+0x117/0xfc0
[   11.170070][  T191]  ? trace_hardirqs_off+0xd/0x30
[   11.170264][  T191]  ? exc_page_fault+0xee/0x100
[   11.170443][  T191]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   11.170651][  T191] RIP: 0033:0x7f132eec408e
[   11.170841][  T191] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   11.171367][  T191] RSP: 002b:00007fff28f0e3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.171612][  T191] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f132eec408e
[   11.171860][  T191] RDX: 0000000000000000 RSI: 00007fff28f0e460 RDI: 0000000000000005
[   11.172115][  T191] RBP: 00007fff28f0e3c0 R08: 0000000000000000 R09: 0000000000000000
[   11.172359][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   11.172602][  T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff28f0eb30
[   11.172852][  T191]  </TASK>
[   11.172995][  T191] irq event stamp: 14105
[   11.173150][  T191] hardirqs last  enabled at (14117): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.173426][  T191] hardirqs last disabled at (14126): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.173710][  T191] softirqs last  enabled at (13246): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   11.173985][  T191] softirqs last disabled at (13239): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   11.174270][  T191] ---[ end trace 0000000000000000 ]---
[   11.205496][  T192] ------------[ cut here ]------------
[   11.205661][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/192
[   11.205910][  T192] CPU: 0 UID: 0 PID: 192 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.206182][  T192] Tainted: [W]=WARN
[   11.206285][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.206451][  T192] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.206620][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.207083][  T192] RSP: 0018:ffa0000000937020 EFLAGS: 00010286
[   11.207258][  T192] RAX: 00000000ffffffa6 RBX: ff11000013ea1380 RCX: 1ff4000000126dca
[   11.207454][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea1438
[   11.207651][  T192] RBP: ff11000013989000 R08: 1fe22000027d4288 R09: ff11000011455158
[   11.207850][  T192] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   11.208045][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013989ce1
[   11.208251][  T192] FS:  00007fe3e9959840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   11.208484][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.208649][  T192] CR2: 000000001806e988 CR3: 0000000004dfe002 CR4: 0000000000771ef0
[   11.208857][  T192] PKRU: 55555554
[   11.208965][  T192] Call Trace:
[   11.209075][  T192]  <TASK>
[   11.209153][  T192]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.209299][  T192]  rtmsg_ifinfo+0x5c/0xb0
[   11.209408][  T192]  ? mark_held_locks+0x40/0x70
[   11.209550][  T192]  __dev_notify_flags+0x1b8/0x280
[   11.209698][  T192]  ? netif_change_name+0x8c0/0x8c0
[   11.209840][  T192]  ? __dev_change_flags+0x4a4/0x660
[   11.209984][  T192]  ? netif_set_allmulti+0x250/0x250
[   11.210131][  T192]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.210274][  T192]  ? is_bpf_text_address+0x68/0x110
[   11.210423][  T192]  netif_change_flags+0xfe/0x190
[   11.210566][  T192]  do_setlink.isra.0+0x1cc3/0x2750
[   11.210712][  T192]  ? rtnl_link_get_size+0x350/0x350
[   11.210851][  T192]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   11.211027][  T192]  ? rcu_read_lock_any_held+0x3c/0x90
[   11.211177][  T192]  ? validate_chain+0x38b/0xc20
[   11.211322][  T192]  ? rcu_read_lock_any_held+0x66/0x90
[   11.211465][  T192]  ? stack_depot_save_flags+0x367/0x770
[   11.211613][  T192]  ? __lock_acquire+0x508/0xc10
[   11.211767][  T192]  ? lock_acquire.part.0+0xbc/0x260
[   11.211908][  T192]  ? rtnl_newlink+0x883/0xea0
[   11.212051][  T192]  ? rcu_is_watching+0x15/0xd0
[   11.212203][  T192]  ? lock_acquire+0x134/0x160
[   11.212344][  T192]  ? rcu_is_watching+0x15/0xd0
[   11.212485][  T192]  ? rcu_is_watching+0x15/0xd0
[   11.212622][  T192]  ? trace_contention_end+0xb3/0x1a0
[   11.212766][  T192]  ? __mutex_lock+0x1db/0x2010
[   11.212910][  T192]  ? __mutex_lock+0x9b2/0x2010
[   11.213052][  T192]  ? rtnl_newlink+0x883/0xea0
[   11.213202][  T192]  ? ww_mutex_lock+0x160/0x160
[   11.213347][  T192]  ? __rtnl_newlink+0x3fa/0xa50
[   11.213492][  T192]  rtnl_newlink+0x8d1/0xea0
[   11.213638][  T192]  ? lock_acquire.part.0+0xbc/0x260
[   11.213780][  T192]  ? __rtnl_newlink+0xa50/0xa50
[   11.213918][  T192]  ? mark_usage+0x61/0x170
[   11.214060][  T192]  ? lock_acquire.part.0+0xbc/0x260
[   11.214210][  T192]  ? find_held_lock+0x2b/0x80
[   11.214344][  T192]  ? __rtnl_newlink+0xa50/0xa50
[   11.214483][  T192]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.214625][  T192]  ? __rtnl_newlink+0xa50/0xa50
[   11.214773][  T192]  rtnetlink_rcv_msg+0x40d/0x9e0
[   11.214912][  T192]  ? validate_chain+0x38b/0xc20
[   11.215052][  T192]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.215193][  T192]  ? __lock_acquire+0x508/0xc10
[   11.215336][  T192]  ? lock_acquire.part.0+0xbc/0x260
[   11.215476][  T192]  ? find_held_lock+0x2b/0x80
[   11.215618][  T192]  netlink_rcv_skb+0x14e/0x3a0
[   11.215765][  T192]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.215910][  T192]  ? netlink_ack+0xcd0/0xcd0
[   11.216059][  T192]  ? netlink_deliver_tap+0xc5/0x330
[   11.216208][  T192]  ? netlink_deliver_tap+0x13c/0x330
[   11.216348][  T192]  netlink_unicast+0x486/0x750
[   11.216487][  T192]  ? netlink_attachskb+0x810/0x810
[   11.216625][  T192]  ? __lock_acquire+0x508/0xc10
[   11.216770][  T192]  netlink_sendmsg+0x735/0xc60
[   11.216913][  T192]  ? netlink_unicast+0x750/0x750
[   11.217050][  T192]  ? __might_fault+0x97/0x140
[   11.217198][  T192]  ____sys_sendmsg+0x419/0x850
[   11.217337][  T192]  ? copy_msghdr_from_user+0x2a0/0x460
[   11.217473][  T192]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   11.217639][  T192]  ? move_addr_to_kernel+0x40/0x40
[   11.217779][  T192]  ? stack_depot_save_flags+0x367/0x770
[   11.217915][  T192]  ? validate_chain+0x38b/0xc20
[   11.218052][  T192]  ___sys_sendmsg+0x14e/0x1d0
[   11.218195][  T192]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   11.218366][  T192]  ? copy_msghdr_from_user+0x460/0x460
[   11.218512][  T192]  __sys_sendmsg+0x145/0x1f0
[   11.218647][  T192]  ? __sys_sendmsg_sock+0x20/0x20
[   11.218784][  T192]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   11.218959][  T192]  ? do_raw_spin_unlock+0x59/0x250
[   11.219104][  T192]  ? rcu_is_watching+0x15/0xd0
[   11.219244][  T192]  do_syscall_64+0x117/0xfc0
[   11.219385][  T192]  ? trace_hardirqs_off+0xd/0x30
[   11.219524][  T192]  ? exc_page_fault+0xee/0x100
[   11.219663][  T192]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   11.219838][  T192] RIP: 0033:0x7fe3e9b9308e
[   11.219986][  T192] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   11.220491][  T192] RSP: 002b:00007ffcb161bd10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.220709][  T192] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe3e9b9308e
[   11.220919][  T192] RDX: 0000000000000000 RSI: 00007ffcb161bdc0 RDI: 0000000000000005
[   11.221136][  T192] RBP: 00007ffcb161bd20 R08: 0000000000000000 R09: 0000000000000000
[   11.221347][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   11.221556][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb161c490
[   11.221774][  T192]  </TASK>
[   11.221881][  T192] irq event stamp: 21409
[   11.221986][  T192] hardirqs last  enabled at (21417): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.222235][  T192] hardirqs last disabled at (21426): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.222477][  T192] softirqs last  enabled at (20662): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   11.222717][  T192] softirqs last disabled at (20657): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   11.222966][  T192] ---[ end trace 0000000000000000 ]---
[   11.260049][  T193] hsr1: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   11.260380][  T193] hsr1: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[   11.261117][  T193] ------------[ cut here ]------------
[   11.261266][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/193
[   11.261507][  T193] CPU: 0 UID: 0 PID: 193 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.261786][  T193] Tainted: [W]=WARN
[   11.261889][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.262061][  T193] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.262241][  T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.262708][  T193] RSP: 0018:ffa0000000947020 EFLAGS: 00010286
[   11.262875][  T193] RAX: 00000000ffffffa6 RBX: ff11000013ea0740 RCX: 1ff4000000128dca
[   11.263071][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea07f8
[   11.263276][  T193] RBP: ff11000011444000 R08: 1fe22000027d4100 R09: ff11000011468b58
[   11.263470][  T193] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   11.263665][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011444ce1
[   11.263868][  T193] FS:  00007fae28275840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   11.264104][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.264271][  T193] CR2: 00000000230e6988 CR3: 0000000013d6f004 CR4: 0000000000771ef0
[   11.264466][  T193] PKRU: 55555554
[   11.264563][  T193] Call Trace:
[   11.264663][  T193]  <TASK>
[   11.264740][  T193]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.264873][  T193]  rtmsg_ifinfo+0x5c/0xb0
[   11.264971][  T193]  ? mark_held_locks+0x40/0x70
[   11.265110][  T193]  __dev_notify_flags+0x1b8/0x280
[   11.265243][  T193]  ? netif_change_name+0x8c0/0x8c0
[   11.265374][  T193]  ? __dev_change_flags+0x4a4/0x660
[   11.265504][  T193]  ? netif_set_allmulti+0x250/0x250
[   11.265637][  T193]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.265773][  T193]  ? is_bpf_text_address+0x68/0x110
[   11.265906][  T193]  netif_change_flags+0xfe/0x190
[   11.266035][  T193]  do_setlink.isra.0+0x1cc3/0x2750
[   11.266174][  T193]  ? rtnl_link_get_size+0x350/0x350
[   11.266306][  T193]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   11.266470][  T193]  ? rcu_read_lock_any_held+0x3c/0x90
[   11.266602][  T193]  ? validate_chain+0x38b/0xc20
[   11.266738][  T193]  ? rcu_read_lock_any_held+0x66/0x90
[   11.266869][  T193]  ? stack_depot_save_flags+0x367/0x770
[   11.267006][  T193]  ? __lock_acquire+0x508/0xc10
[   11.267202][  T193]  ? lock_acquire.part.0+0xbc/0x260
[   11.267334][  T193]  ? rtnl_newlink+0x883/0xea0
[   11.267464][  T193]  ? rcu_is_watching+0x15/0xd0
[   11.267594][  T193]  ? lock_acquire+0x134/0x160
[   11.267731][  T193]  ? rcu_is_watching+0x15/0xd0
[   11.267860][  T193]  ? rcu_is_watching+0x15/0xd0
[   11.267991][  T193]  ? trace_contention_end+0xb3/0x1a0
[   11.268195][  T193]  ? __mutex_lock+0x1db/0x2010
[   11.268390][  T193]  ? __mutex_lock+0x9b2/0x2010
[   11.268522][  T193]  ? rtnl_newlink+0x883/0xea0
[   11.268653][  T193]  ? ww_mutex_lock+0x160/0x160
[   11.268791][  T193]  ? __rtnl_newlink+0x3fa/0xa50
[   11.268924][  T193]  rtnl_newlink+0x8d1/0xea0
[   11.269054][  T193]  ? lock_acquire.part.0+0xbc/0x260
[   11.269242][  T193]  ? __rtnl_newlink+0xa50/0xa50
[   11.269374][  T193]  ? mark_usage+0x61/0x170
[   11.269530][  T193]  ? lock_acquire.part.0+0xbc/0x260
[   11.269659][  T193]  ? find_held_lock+0x2b/0x80
[   11.269797][  T193]  ? __rtnl_newlink+0xa50/0xa50
[   11.269928][  T193]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.270058][  T193]  ? __rtnl_newlink+0xa50/0xa50
[   11.270248][  T193]  rtnetlink_rcv_msg+0x40d/0x9e0
[   11.270383][  T193]  ? validate_chain+0x38b/0xc20
[   11.270513][  T193]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.270642][  T193]  ? __lock_acquire+0x508/0xc10
[   11.270781][  T193]  ? lock_acquire.part.0+0xbc/0x260
[   11.270911][  T193]  ? find_held_lock+0x2b/0x80
[   11.271042][  T193]  netlink_rcv_skb+0x14e/0x3a0
[   11.271233][  T193]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.271364][  T193]  ? netlink_ack+0xcd0/0xcd0
[   11.271497][  T193]  ? netlink_deliver_tap+0xc5/0x330
[   11.271627][  T193]  ? netlink_deliver_tap+0x13c/0x330
[   11.271765][  T193]  netlink_unicast+0x486/0x750
[   11.271896][  T193]  ? netlink_attachskb+0x810/0x810
[   11.272028][  T193]  ? __lock_acquire+0x508/0xc10
[   11.272232][  T193]  netlink_sendmsg+0x735/0xc60
[   11.272366][  T193]  ? netlink_unicast+0x750/0x750
[   11.272497][  T193]  ? __might_fault+0x97/0x140
[   11.272632][  T193]  ____sys_sendmsg+0x419/0x850
[   11.272769][  T193]  ? copy_msghdr_from_user+0x2a0/0x460
[   11.272900][  T193]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   11.273064][  T193]  ? move_addr_to_kernel+0x40/0x40
[   11.273268][  T193]  ? stack_depot_save_flags+0x367/0x770
[   11.273399][  T193]  ? validate_chain+0x38b/0xc20
[   11.273532][  T193]  ___sys_sendmsg+0x14e/0x1d0
[   11.273663][  T193]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   11.273833][  T193]  ? copy_msghdr_from_user+0x460/0x460
[   11.273974][  T193]  __sys_sendmsg+0x145/0x1f0
[   11.274198][  T193]  ? __sys_sendmsg_sock+0x20/0x20
[   11.274329][  T193]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   11.274490][  T193]  ? do_raw_spin_unlock+0x59/0x250
[   11.274621][  T193]  ? rcu_is_watching+0x15/0xd0
[   11.274775][  T193]  do_syscall_64+0x117/0xfc0
[   11.274907][  T193]  ? trace_hardirqs_off+0xd/0x30
[   11.275040][  T193]  ? exc_page_fault+0xee/0x100
[   11.275267][  T193]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   11.275431][  T193] RIP: 0033:0x7fae284af08e
[   11.275569][  T193] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   11.276038][  T193] RSP: 002b:00007ffcb1573b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.276310][  T193] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fae284af08e
[   11.276505][  T193] RDX: 0000000000000000 RSI: 00007ffcb1573c10 RDI: 0000000000000005
[   11.276706][  T193] RBP: 00007ffcb1573b70 R08: 0000000000000000 R09: 0000000000000000
[   11.276902][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   11.277165][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb15742e0
[   11.277370][  T193]  </TASK>
[   11.277467][  T193] irq event stamp: 26845
[   11.277565][  T193] hardirqs last  enabled at (26853): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.277797][  T193] hardirqs last disabled at (26860): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.278024][  T193] softirqs last  enabled at (26826): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   11.278314][  T193] softirqs last disabled at (26877): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   11.278541][  T193] ---[ end trace 0000000000000000 ]---
[   11.279485][  T193] ------------[ cut here ]------------
[   11.279635][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/193
[   11.279896][  T193] CPU: 0 UID: 0 PID: 193 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.280786][  T193] Tainted: [W]=WARN
[   11.280893][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.281067][  T193] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.281257][  T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.281767][  T193] RSP: 0018:ffa0000000946da0 EFLAGS: 00010286
[   11.281944][  T193] RAX: 00000000ffffffa6 RBX: ff11000013ea1e00 RCX: 1ff4000000128d7a
[   11.282159][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea1eb8
[   11.282372][  T193] RBP: ff11000011444000 R08: 1fe22000027d43d8 R09: ff11000011468b58
[   11.282576][  T193] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.282787][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.282995][  T193] FS:  00007fae28275840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   11.283247][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.283421][  T193] CR2: 00000000230e6988 CR3: 0000000013d6f004 CR4: 0000000000771ef0
[   11.283631][  T193] PKRU: 55555554
[   11.283741][  T193] Call Trace:
[   11.283845][  T193]  <TASK>
[   11.283919][  T193]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.284060][  T193]  ? notifier_call_chain+0xb0/0x320
[   11.284212][  T193]  rtmsg_ifinfo+0x5c/0xb0
[   11.284321][  T193]  netif_state_change+0x155/0x340
[   11.284462][  T193]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   11.284636][  T193]  ? print_lock_name+0x4c/0x110
[   11.284783][  T193]  netif_set_operstate+0xc1/0x100
[   11.284923][  T193]  ? rtnl_put_cacheinfo+0x250/0x250
[   11.285064][  T193]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   11.285250][  T193]  ? hsr_port_get_hsr+0x9c/0x150
[   11.285393][  T193]  ? packet_notifier+0x1c2/0xbd0
[   11.285533][  T193]  ? mutex_is_locked+0x1c/0x50
[   11.285681][  T193]  hsr_netdev_notify+0x387/0xad0
[   11.285824][  T193]  ? hsr_port_get_hsr+0x150/0x150
[   11.285965][  T193]  notifier_call_chain+0xb0/0x320
[   11.286111][  T193]  __dev_notify_flags+0xde/0x280
[   11.286253][  T193]  ? netif_change_name+0x8c0/0x8c0
[   11.286398][  T193]  ? netif_set_allmulti+0x250/0x250
[   11.286538][  T193]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.286685][  T193]  ? is_bpf_text_address+0x68/0x110
[   11.286830][  T193]  netif_change_flags+0xfe/0x190
[   11.286972][  T193]  do_setlink.isra.0+0x1cc3/0x2750
[   11.287119][  T193]  ? rtnl_link_get_size+0x350/0x350
[   11.287264][  T193]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   11.287442][  T193]  ? rcu_read_lock_any_held+0x3c/0x90
[   11.287584][  T193]  ? validate_chain+0x38b/0xc20
[   11.287731][  T193]  ? rcu_read_lock_any_held+0x66/0x90
[   11.287869][  T193]  ? stack_depot_save_flags+0x367/0x770
[   11.288012][  T193]  ? __lock_acquire+0x508/0xc10
[   11.288161][  T193]  ? lock_acquire.part.0+0xbc/0x260
[   11.288303][  T193]  ? rtnl_newlink+0x883/0xea0
[   11.288444][  T193]  ? rcu_is_watching+0x15/0xd0
[   11.288584][  T193]  ? lock_acquire+0x134/0x160
[   11.288729][  T193]  ? rcu_is_watching+0x15/0xd0
[   11.288870][  T193]  ? rcu_is_watching+0x15/0xd0
[   11.289010][  T193]  ? trace_contention_end+0xb3/0x1a0
[   11.289158][  T193]  ? __mutex_lock+0x1db/0x2010
[   11.289301][  T193]  ? __mutex_lock+0x9b2/0x2010
[   11.289442][  T193]  ? rtnl_newlink+0x883/0xea0
[   11.289584][  T193]  ? ww_mutex_lock+0x160/0x160
[   11.289730][  T193]  ? __rtnl_newlink+0x3fa/0xa50
[   11.289873][  T193]  rtnl_newlink+0x8d1/0xea0
[   11.290014][  T193]  ? lock_acquire.part.0+0xbc/0x260
[   11.290161][  T193]  ? __rtnl_newlink+0xa50/0xa50
[   11.290301][  T193]  ? mark_usage+0x61/0x170
[   11.290441][  T193]  ? lock_acquire.part.0+0xbc/0x260
[   11.290581][  T193]  ? find_held_lock+0x2b/0x80
[   11.290724][  T193]  ? __rtnl_newlink+0xa50/0xa50
[   11.290862][  T193]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.291003][  T193]  ? __rtnl_newlink+0xa50/0xa50
[   11.291148][  T193]  rtnetlink_rcv_msg+0x40d/0x9e0
[   11.291293][  T193]  ? validate_chain+0x38b/0xc20
[   11.291433][  T193]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.291571][  T193]  ? __lock_acquire+0x508/0xc10
[   11.291717][  T193]  ? lock_acquire.part.0+0xbc/0x260
[   11.291854][  T193]  ? find_held_lock+0x2b/0x80
[   11.291996][  T193]  netlink_rcv_skb+0x14e/0x3a0
[   11.292143][  T193]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.292285][  T193]  ? netlink_ack+0xcd0/0xcd0
[   11.292427][  T193]  ? netlink_deliver_tap+0xc5/0x330
[   11.292566][  T193]  ? netlink_deliver_tap+0x13c/0x330
[   11.292714][  T193]  netlink_unicast+0x486/0x750
[   11.292855][  T193]  ? netlink_attachskb+0x810/0x810
[   11.292993][  T193]  ? __lock_acquire+0x508/0xc10
[   11.293139][  T193]  netlink_sendmsg+0x735/0xc60
[   11.293281][  T193]  ? netlink_unicast+0x750/0x750
[   11.293421][  T193]  ? __might_fault+0x97/0x140
[   11.293563][  T193]  ____sys_sendmsg+0x419/0x850
[   11.293708][  T193]  ? copy_msghdr_from_user+0x2a0/0x460
[   11.293848][  T193]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   11.294022][  T193]  ? move_addr_to_kernel+0x40/0x40
[   11.294169][  T193]  ? stack_depot_save_flags+0x367/0x770
[   11.294309][  T193]  ? validate_chain+0x38b/0xc20
[   11.294448][  T193]  ___sys_sendmsg+0x14e/0x1d0
[   11.294586][  T193]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   11.294764][  T193]  ? copy_msghdr_from_user+0x460/0x460
[   11.294914][  T193]  __sys_sendmsg+0x145/0x1f0
[   11.295053][  T193]  ? __sys_sendmsg_sock+0x20/0x20
[   11.295196][  T193]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   11.295371][  T193]  ? do_raw_spin_unlock+0x59/0x250
[   11.295509][  T193]  ? rcu_is_watching+0x15/0xd0
[   11.295649][  T193]  do_syscall_64+0x117/0xfc0
[   11.295792][  T193]  ? trace_hardirqs_off+0xd/0x30
[   11.295933][  T193]  ? exc_page_fault+0xee/0x100
[   11.296071][  T193]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   11.296247][  T193] RIP: 0033:0x7fae284af08e
[   11.296393][  T193] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   11.296889][  T193] RSP: 002b:00007ffcb1573b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.297104][  T193] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fae284af08e
[   11.297315][  T193] RDX: 0000000000000000 RSI: 00007ffcb1573c10 RDI: 0000000000000005
[   11.297521][  T193] RBP: 00007ffcb1573b70 R08: 0000000000000000 R09: 0000000000000000
[   11.297734][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   11.297944][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb15742e0
[   11.298160][  T193]  </TASK>
[   11.298267][  T193] irq event stamp: 29373
[   11.298373][  T193] hardirqs last  enabled at (29381): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.298614][  T193] hardirqs last disabled at (29388): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.298863][  T193] softirqs last  enabled at (28882): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   11.299112][  T193] softirqs last disabled at (28877): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   11.299354][  T193] ---[ end trace 0000000000000000 ]---
[   11.348678][  T195] ------------[ cut here ]------------
[   11.348927][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/195
[   11.349297][  T195] CPU: 3 UID: 0 PID: 195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.349717][  T195] Tainted: [W]=WARN
[   11.349873][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.350143][  T195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.350420][  T195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.351155][  T195] RSP: 0018:ffa0000000957020 EFLAGS: 00010286
[   11.351418][  T195] RAX: 00000000ffffffa6 RBX: ff11000004aeb8c0 RCX: 1ff400000012adca
[   11.351728][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aeb978
[   11.352068][  T195] RBP: ff11000013f29000 R08: 1fe220000095d730 R09: ff11000013305158
[   11.352388][  T195] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   11.352695][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013f29ce1
[   11.352999][  T195] FS:  00007fa5abae9840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   11.353958][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.354232][  T195] CR2: 0000000038636988 CR3: 000000001022f006 CR4: 0000000000771ef0
[   11.354535][  T195] PKRU: 55555554
[   11.354692][  T195] Call Trace:
[   11.354841][  T195]  <TASK>
[   11.354947][  T195]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.355164][  T195]  rtmsg_ifinfo+0x5c/0xb0
[   11.355319][  T195]  ? mark_held_locks+0x40/0x70
[   11.355523][  T195]  __dev_notify_flags+0x1b8/0x280
[   11.355734][  T195]  ? netif_change_name+0x8c0/0x8c0
[   11.355929][  T195]  ? __dev_change_flags+0x4a4/0x660
[   11.356109][  T195]  ? netif_set_allmulti+0x250/0x250
[   11.356319][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.356522][  T195]  ? is_bpf_text_address+0x68/0x110
[   11.356730][  T195]  netif_change_flags+0xfe/0x190
[   11.356938][  T195]  do_setlink.isra.0+0x1cc3/0x2750
[   11.357153][  T195]  ? rtnl_link_get_size+0x350/0x350
[   11.357355][  T195]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   11.357603][  T195]  ? rcu_read_lock_any_held+0x3c/0x90
[   11.357806][  T195]  ? validate_chain+0x38b/0xc20
[   11.358006][  T195]  ? rcu_read_lock_any_held+0x66/0x90
[   11.358213][  T195]  ? stack_depot_save_flags+0x367/0x770
[   11.358422][  T195]  ? __lock_acquire+0x508/0xc10
[   11.358628][  T195]  ? lock_acquire.part.0+0xbc/0x260
[   11.358832][  T195]  ? rtnl_newlink+0x883/0xea0
[   11.359036][  T195]  ? rcu_is_watching+0x15/0xd0
[   11.359247][  T195]  ? lock_acquire+0x134/0x160
[   11.359488][  T195]  ? rcu_is_watching+0x15/0xd0
[   11.359694][  T195]  ? rcu_is_watching+0x15/0xd0
[   11.359899][  T195]  ? trace_contention_end+0xb3/0x1a0
[   11.360108][  T195]  ? __mutex_lock+0x1db/0x2010
[   11.360311][  T195]  ? __mutex_lock+0x9b2/0x2010
[   11.360511][  T195]  ? rtnl_newlink+0x883/0xea0
[   11.360720][  T195]  ? ww_mutex_lock+0x160/0x160
[   11.360924][  T195]  ? __rtnl_newlink+0x3fa/0xa50
[   11.361137][  T195]  rtnl_newlink+0x8d1/0xea0
[   11.361344][  T195]  ? lock_acquire.part.0+0xbc/0x260
[   11.361549][  T195]  ? __rtnl_newlink+0xa50/0xa50
[   11.361755][  T195]  ? mark_usage+0x61/0x170
[   11.361963][  T195]  ? lock_acquire.part.0+0xbc/0x260
[   11.362170][  T195]  ? find_held_lock+0x2b/0x80
[   11.362372][  T195]  ? __rtnl_newlink+0xa50/0xa50
[   11.362577][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.362787][  T195]  ? __rtnl_newlink+0xa50/0xa50
[   11.362993][  T195]  rtnetlink_rcv_msg+0x40d/0x9e0
[   11.363207][  T195]  ? validate_chain+0x38b/0xc20
[   11.363409][  T195]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.363608][  T195]  ? __lock_acquire+0x508/0xc10
[   11.363816][  T195]  ? lock_acquire.part.0+0xbc/0x260
[   11.364019][  T195]  ? find_held_lock+0x2b/0x80
[   11.364233][  T195]  netlink_rcv_skb+0x14e/0x3a0
[   11.364437][  T195]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.364639][  T195]  ? netlink_ack+0xcd0/0xcd0
[   11.364856][  T195]  ? netlink_deliver_tap+0xc5/0x330
[   11.365059][  T195]  ? netlink_deliver_tap+0x13c/0x330
[   11.365274][  T195]  netlink_unicast+0x486/0x750
[   11.365480][  T195]  ? netlink_attachskb+0x810/0x810
[   11.365690][  T195]  ? __lock_acquire+0x508/0xc10
[   11.365911][  T195]  netlink_sendmsg+0x735/0xc60
[   11.366123][  T195]  ? netlink_unicast+0x750/0x750
[   11.366330][  T195]  ? __might_fault+0x97/0x140
[   11.366537][  T195]  ____sys_sendmsg+0x419/0x850
[   11.366746][  T195]  ? copy_msghdr_from_user+0x2a0/0x460
[   11.366950][  T195]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   11.367212][  T195]  ? move_addr_to_kernel+0x40/0x40
[   11.367418][  T195]  ? stack_depot_save_flags+0x367/0x770
[   11.367623][  T195]  ? validate_chain+0x38b/0xc20
[   11.367834][  T195]  ___sys_sendmsg+0x14e/0x1d0
[   11.368034][  T195]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   11.368300][  T195]  ? copy_msghdr_from_user+0x460/0x460
[   11.368523][  T195]  __sys_sendmsg+0x145/0x1f0
[   11.368730][  T195]  ? __sys_sendmsg_sock+0x20/0x20
[   11.368930][  T195]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   11.369194][  T195]  ? do_raw_spin_unlock+0x59/0x250
[   11.369400][  T195]  ? rcu_is_watching+0x15/0xd0
[   11.369602][  T195]  do_syscall_64+0x117/0xfc0
[   11.369806][  T195]  ? trace_hardirqs_off+0xd/0x30
[   11.370008][  T195]  ? exc_page_fault+0xee/0x100
[   11.370218][  T195]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   11.370469][  T195] RIP: 0033:0x7fa5abd2308e
[   11.370684][  T195] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   11.371433][  T195] RSP: 002b:00007fff775e2ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.371750][  T195] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa5abd2308e
[   11.372054][  T195] RDX: 0000000000000000 RSI: 00007fff775e2f90 RDI: 0000000000000005
[   11.372371][  T195] RBP: 00007fff775e2ef0 R08: 0000000000000000 R09: 0000000000000000
[   11.372683][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   11.372993][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff775e3660
[   11.373313][  T195]  </TASK>
[   11.373467][  T195] irq event stamp: 17115
[   11.373621][  T195] hardirqs last  enabled at (17123): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.373974][  T195] hardirqs last disabled at (17130): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.374331][  T195] softirqs last  enabled at (16362): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   11.374686][  T195] softirqs last disabled at (15779): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   11.375035][  T195] ---[ end trace 0000000000000000 ]---
[   11.416965][  T196] ------------[ cut here ]------------
[   11.417559][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/196
[   11.417860][  T196] CPU: 2 UID: 0 PID: 196 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.418183][  T196] Tainted: [W]=WARN
[   11.418331][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.418544][  T196] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.418775][  T196] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.419310][  T196] RSP: 0018:ffa0000000967020 EFLAGS: 00010286
[   11.419526][  T196] RAX: 00000000ffffffa6 RBX: ff11000004aeae40 RCX: 1ff400000012cdca
[   11.419776][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aeaef8
[   11.420017][  T196] RBP: ff11000010f09000 R08: 1fe220000095d5e0 R09: ff110000117a5158
[   11.420281][  T196] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.420522][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f09ce1
[   11.420776][  T196] FS:  00007f4c1e717840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   11.421053][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.421282][  T196] CR2: 000000003b556988 CR3: 000000001380f001 CR4: 0000000000771ef0
[   11.421530][  T196] PKRU: 55555554
[   11.421685][  T196] Call Trace:
[   11.421831][  T196]  <TASK>
[   11.421946][  T196]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.422141][  T196]  rtmsg_ifinfo+0x5c/0xb0
[   11.422290][  T196]  ? mark_held_locks+0x40/0x70
[   11.422470][  T196]  __dev_notify_flags+0x1b8/0x280
[   11.422651][  T196]  ? netif_change_name+0x8c0/0x8c0
[   11.422875][  T196]  ? __dev_change_flags+0x4a4/0x660
[   11.423056][  T196]  ? netif_set_allmulti+0x250/0x250
[   11.423248][  T196]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.423430][  T196]  ? is_bpf_text_address+0x68/0x110
[   11.423613][  T196]  netif_change_flags+0xfe/0x190
[   11.423800][  T196]  do_setlink.isra.0+0x1cc3/0x2750
[   11.423984][  T196]  ? rtnl_link_get_size+0x350/0x350
[   11.424179][  T196]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   11.424403][  T196]  ? rcu_read_lock_any_held+0x3c/0x90
[   11.424581][  T196]  ? validate_chain+0x38b/0xc20
[   11.424767][  T196]  ? rcu_read_lock_any_held+0x66/0x90
[   11.424945][  T196]  ? stack_depot_save_flags+0x367/0x770
[   11.425136][  T196]  ? __lock_acquire+0x508/0xc10
[   11.425320][  T196]  ? lock_acquire.part.0+0xbc/0x260
[   11.425495][  T196]  ? rtnl_newlink+0x883/0xea0
[   11.425671][  T196]  ? rcu_is_watching+0x15/0xd0
[   11.425880][  T196]  ? lock_acquire+0x134/0x160
[   11.426055][  T196]  ? rcu_is_watching+0x15/0xd0
[   11.426246][  T196]  ? rcu_is_watching+0x15/0xd0
[   11.426425][  T196]  ? trace_contention_end+0xb3/0x1a0
[   11.426603][  T196]  ? __mutex_lock+0x1db/0x2010
[   11.426787][  T196]  ? __mutex_lock+0x9b2/0x2010
[   11.426965][  T196]  ? rtnl_newlink+0x883/0xea0
[   11.427152][  T196]  ? ww_mutex_lock+0x160/0x160
[   11.427334][  T196]  ? __rtnl_newlink+0x3fa/0xa50
[   11.427518][  T196]  rtnl_newlink+0x8d1/0xea0
[   11.427705][  T196]  ? lock_acquire.part.0+0xbc/0x260
[   11.427883][  T196]  ? __rtnl_newlink+0xa50/0xa50
[   11.428061][  T196]  ? mark_usage+0x61/0x170
[   11.428257][  T196]  ? lock_acquire.part.0+0xbc/0x260
[   11.428447][  T196]  ? find_held_lock+0x2b/0x80
[   11.428625][  T196]  ? __rtnl_newlink+0xa50/0xa50
[   11.428811][  T196]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.428989][  T196]  ? __rtnl_newlink+0xa50/0xa50
[   11.429180][  T196]  rtnetlink_rcv_msg+0x40d/0x9e0
[   11.429364][  T196]  ? validate_chain+0x38b/0xc20
[   11.429546][  T196]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.429731][  T196]  ? __lock_acquire+0x508/0xc10
[   11.429911][  T196]  ? lock_acquire.part.0+0xbc/0x260
[   11.430086][  T196]  ? find_held_lock+0x2b/0x80
[   11.430281][  T196]  netlink_rcv_skb+0x14e/0x3a0
[   11.430461][  T196]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.430641][  T196]  ? netlink_ack+0xcd0/0xcd0
[   11.430827][  T196]  ? netlink_deliver_tap+0xc5/0x330
[   11.431011][  T196]  ? netlink_deliver_tap+0x13c/0x330
[   11.431206][  T196]  netlink_unicast+0x486/0x750
[   11.431389][  T196]  ? netlink_attachskb+0x810/0x810
[   11.431567][  T196]  ? __lock_acquire+0x508/0xc10
[   11.431756][  T196]  netlink_sendmsg+0x735/0xc60
[   11.431936][  T196]  ? netlink_unicast+0x750/0x750
[   11.432126][  T196]  ? __might_fault+0x97/0x140
[   11.432306][  T196]  ____sys_sendmsg+0x419/0x850
[   11.432486][  T196]  ? copy_msghdr_from_user+0x2a0/0x460
[   11.432663][  T196]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   11.432890][  T196]  ? move_addr_to_kernel+0x40/0x40
[   11.433070][  T196]  ? stack_depot_save_flags+0x367/0x770
[   11.433265][  T196]  ? validate_chain+0x38b/0xc20
[   11.433445][  T196]  ___sys_sendmsg+0x14e/0x1d0
[   11.433623][  T196]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   11.433874][  T196]  ? copy_msghdr_from_user+0x460/0x460
[   11.434064][  T196]  __sys_sendmsg+0x145/0x1f0
[   11.434255][  T196]  ? __sys_sendmsg_sock+0x20/0x20
[   11.434434][  T196]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   11.434648][  T196]  ? do_raw_spin_unlock+0x59/0x250
[   11.434835][  T196]  ? rcu_is_watching+0x15/0xd0
[   11.435016][  T196]  do_syscall_64+0x117/0xfc0
[   11.435214][  T196]  ? trace_hardirqs_off+0xd/0x30
[   11.435393][  T196]  ? exc_page_fault+0xee/0x100
[   11.435575][  T196]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   11.435793][  T196] RIP: 0033:0x7f4c1e95108e
[   11.435978][  T196] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   11.436505][  T196] RSP: 002b:00007ffea19c84c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.436755][  T196] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4c1e95108e
[   11.436997][  T196] RDX: 0000000000000000 RSI: 00007ffea19c8570 RDI: 0000000000000005
[   11.437254][  T196] RBP: 00007ffea19c84d0 R08: 0000000000000000 R09: 0000000000000000
[   11.437503][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   11.437755][  T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea19c8c40
[   11.438002][  T196]  </TASK>
[   11.438161][  T196] irq event stamp: 13391
[   11.438306][  T196] hardirqs last  enabled at (13401): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.438586][  T196] hardirqs last disabled at (13410): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.438868][  T196] softirqs last  enabled at (12322): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   11.439158][  T196] softirqs last disabled at (11715): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   11.439432][  T196] ---[ end trace 0000000000000000 ]---
[   11.453624][   T38] ------------[ cut here ]------------
[   11.453924][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u19:0/38
[   11.454391][   T38] CPU: 3 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.454933][   T38] Tainted: [W]=WARN
[   11.455090][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.455359][   T38] Workqueue: events_unbound linkwatch_event
[   11.455644][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.455915][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.456653][   T38] RSP: 0018:ffa00000002af760 EFLAGS: 00010286
[   11.456914][   T38] RAX: 00000000ffffffa6 RBX: ff11000004aea3c0 RCX: 1ff4000000055eb2
[   11.457223][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aea478
[   11.457527][   T38] RBP: ff11000011444000 R08: 1fe220000095d490 R09: ff11000001d92ea8
[   11.457838][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.458149][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   11.458452][   T38] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   11.458814][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.459069][   T38] CR2: 00007fa5abbb6574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   11.459384][   T38] PKRU: 55555554
[   11.459535][   T38] Call Trace:
[   11.459694][   T38]  <TASK>
[   11.459803][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.460010][   T38]  ? notifier_call_chain+0xb0/0x320
[   11.460220][   T38]  rtmsg_ifinfo+0x5c/0xb0
[   11.460375][   T38]  netif_state_change+0x155/0x340
[   11.460577][   T38]  ? __queue_work+0x31a/0xc00
[   11.460788][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   11.461038][   T38]  ? lockdep_hardirqs_on+0x8c/0x130
[   11.461249][   T38]  ? mod_delayed_work_on+0x109/0x120
[   11.461443][   T38]  netif_set_operstate+0xc1/0x100
[   11.461646][   T38]  ? rtnl_put_cacheinfo+0x250/0x250
[   11.461851][   T38]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   11.462115][   T38]  hsr_check_carrier_and_operstate+0x4da/0x700
[   11.462387][   T38]  hsr_netdev_notify+0x387/0xad0
[   11.462588][   T38]  ? unregister_vlan_dev+0x380/0x380
[   11.462794][   T38]  ? hsr_port_get_hsr+0x150/0x150
[   11.462998][   T38]  notifier_call_chain+0xb0/0x320
[   11.463210][   T38]  netif_state_change+0x139/0x340
[   11.463411][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   11.463660][   T38]  ? linkwatch_do_dev+0xae/0xd0
[   11.463871][   T38]  __linkwatch_run_queue+0x34c/0x750
[   11.464071][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[   11.464286][   T38]  linkwatch_event+0x7f/0xb0
[   11.464484][   T38]  ? __linkwatch_run_queue+0x750/0x750
[   11.464686][   T38]  process_one_work+0xdf8/0x1410
[   11.464892][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[   11.465092][   T38]  ? lock_acquire.part.0+0xbc/0x260
[   11.465314][   T38]  worker_thread+0x4f1/0xd60
[   11.465520][   T38]  ? rescuer_thread+0x1320/0x1320
[   11.465749][   T38]  kthread+0x367/0x460
[   11.465909][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   11.466170][   T38]  ? kthread_affine_node+0x330/0x330
[   11.466373][   T38]  ret_from_fork+0x474/0x6b0
[   11.466578][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   11.466836][   T38]  ? __switch_to+0x5a3/0xe00
[   11.467037][   T38]  ? kthread_affine_node+0x330/0x330
[   11.467252][   T38]  ret_from_fork_asm+0x11/0x20
[   11.467467][   T38]  </TASK>
[   11.467618][   T38] irq event stamp: 40677
[   11.467777][   T38] hardirqs last  enabled at (40685): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.468134][   T38] hardirqs last disabled at (40694): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.468486][   T38] softirqs last  enabled at (38136): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   11.468840][   T38] softirqs last disabled at (38131): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   11.469190][   T38] ---[ end trace 0000000000000000 ]---
[   11.469544][   T38] ------------[ cut here ]------------
[   11.469730][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u19:0/38
[   11.470105][   T38] CPU: 3 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.470523][   T38] Tainted: [W]=WARN
[   11.470663][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.470903][   T38] Workqueue: events_unbound linkwatch_event
[   11.471148][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.471396][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.472065][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   11.472313][   T38] RAX: 00000000ffffffa6 RBX: ff11000004aea200 RCX: 1ff4000000055f02
[   11.472590][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aea2b8
[   11.472874][   T38] RBP: ff110000139fc000 R08: 1fe220000095d458 R09: ff11000001d92ea8
[   11.473163][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.473446][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.473725][   T38] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   11.474051][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.474299][   T38] CR2: 00007fa5abbb6574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   11.474580][   T38] PKRU: 55555554
[   11.474725][   T38] Call Trace:
[   11.474865][   T38]  <TASK>
[   11.474964][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.475164][   T38]  ? notifier_call_chain+0xb0/0x320
[   11.475350][   T38]  rtmsg_ifinfo+0x5c/0xb0
[   11.475493][   T38]  netif_state_change+0x155/0x340
[   11.475686][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   11.475923][   T38]  ? linkwatch_do_dev+0xae/0xd0
[   11.476118][   T38]  __linkwatch_run_queue+0x34c/0x750
[   11.476308][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[   11.476497][   T38]  linkwatch_event+0x7f/0xb0
[   11.476690][   T38]  ? __linkwatch_run_queue+0x750/0x750
[   11.476881][   T38]  process_one_work+0xdf8/0x1410
[   11.477072][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[   11.477272][   T38]  ? lock_acquire.part.0+0xbc/0x260
[   11.477467][   T38]  worker_thread+0x4f1/0xd60
[   11.477659][   T38]  ? rescuer_thread+0x1320/0x1320
[   11.477856][   T38]  kthread+0x367/0x460
[   11.477994][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   11.478233][   T38]  ? kthread_affine_node+0x330/0x330
[   11.478422][   T38]  ret_from_fork+0x474/0x6b0
[   11.478609][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   11.478842][   T38]  ? __switch_to+0x5a3/0xe00
[   11.479024][   T38]  ? kthread_affine_node+0x330/0x330
[   11.479214][   T38]  ret_from_fork_asm+0x11/0x20
[   11.479407][   T38]  </TASK>
[   11.479545][   T38] irq event stamp: 41187
[   11.479688][   T38] hardirqs last  enabled at (41195): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.480009][   T38] hardirqs last disabled at (41202): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.480343][   T38] softirqs last  enabled at (40770): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   11.480666][   T38] softirqs last disabled at (40768): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   11.480989][   T38] ---[ end trace 0000000000000000 ]---
[   11.482504][   T38] ------------[ cut here ]------------
[   11.482693][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u19:0/38
[   11.483058][   T38] CPU: 3 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.483485][   T38] Tainted: [W]=WARN
[   11.483625][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.483862][   T38] Workqueue: events_unbound linkwatch_event
[   11.484123][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.484367][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.485034][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   11.485273][   T38] RAX: 00000000ffffffa6 RBX: ff110000049f2580 RCX: 1ff4000000055f02
[   11.485549][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049f2638
[   11.485834][   T38] RBP: ff11000011444000 R08: 1fe220000093e4c8 R09: ff11000001d92ea8
[   11.486119][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.486397][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.486671][   T38] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   11.486989][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.487227][   T38] CR2: 00007fa5abbb6574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   11.487504][   T38] PKRU: 55555554
[   11.487640][   T38] Call Trace:
[   11.487780][   T38]  <TASK>
[   11.487874][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.488064][   T38]  ? notifier_call_chain+0xb0/0x320
[   11.488257][   T38]  rtmsg_ifinfo+0x5c/0xb0
[   11.488401][   T38]  netif_state_change+0x155/0x340
[   11.488588][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   11.488829][   T38]  ? linkwatch_do_dev+0xae/0xd0
[   11.489009][   T38]  __linkwatch_run_queue+0x34c/0x750
[   11.489204][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[   11.489394][   T38]  linkwatch_event+0x7f/0xb0
[   11.489579][   T38]  ? __linkwatch_run_queue+0x750/0x750
[   11.489771][   T38]  process_one_work+0xdf8/0x1410
[   11.489966][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[   11.490177][   T38]  ? lock_acquire.part.0+0xbc/0x260
[   11.490378][   T38]  worker_thread+0x4f1/0xd60
[   11.490570][   T38]  ? rescuer_thread+0x1320/0x1320
[   11.490756][   T38]  kthread+0x367/0x460
[   11.490896][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   11.491136][   T38]  ? kthread_affine_node+0x330/0x330
[   11.491323][   T38]  ret_from_fork+0x474/0x6b0
[   11.491515][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   11.491759][   T38]  ? __switch_to+0x5a3/0xe00
[   11.491946][   T38]  ? kthread_affine_node+0x330/0x330
[   11.492143][   T38]  ret_from_fork_asm+0x11/0x20
[   11.492343][   T38]  </TASK>
[   11.492484][   T38] irq event stamp: 42011
[   11.492623][   T38] hardirqs last  enabled at (42019): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.492954][   T38] hardirqs last disabled at (42026): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.493302][   T38] softirqs last  enabled at (41906): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   11.493626][   T38] softirqs last disabled at (41901): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   11.493953][   T38] ---[ end trace 0000000000000000 ]---
[   11.503729][  T198] hsr2: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   11.503983][  T198] hsr2: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[   11.504446][  T198] ------------[ cut here ]------------
[   11.504577][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/198
[   11.504822][  T198] CPU: 0 UID: 0 PID: 198 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.505091][  T198] Tainted: [W]=WARN
[   11.505198][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.505365][  T198] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.505539][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.506016][  T198] RSP: 0018:ffa0000000977020 EFLAGS: 00010286
[   11.506194][  T198] RAX: 00000000ffffffa6 RBX: ff110000049f2e40 RCX: 1ff400000012edca
[   11.506393][  T198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049f2ef8
[   11.506589][  T198] RBP: ff1100000ff94000 R08: 1fe220000093e5e0 R09: ff11000004d92e58
[   11.506793][  T198] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   11.506989][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff94ce1
[   11.507194][  T198] FS:  00007fe7b8cf7840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   11.507427][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.507594][  T198] CR2: 000000003a941988 CR3: 0000000015a30005 CR4: 0000000000771ef0
[   11.507802][  T198] PKRU: 55555554
[   11.507901][  T198] Call Trace:
[   11.507999][  T198]  <TASK>
[   11.508068][  T198]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.508210][  T198]  rtmsg_ifinfo+0x5c/0xb0
[   11.508313][  T198]  ? mark_held_locks+0x40/0x70
[   11.508445][  T198]  __dev_notify_flags+0x1b8/0x280
[   11.508580][  T198]  ? netif_change_name+0x8c0/0x8c0
[   11.508721][  T198]  ? __dev_change_flags+0x4a4/0x660
[   11.508852][  T198]  ? netif_set_allmulti+0x250/0x250
[   11.508984][  T198]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.509126][  T198]  ? is_bpf_text_address+0x68/0x110
[   11.509264][  T198]  netif_change_flags+0xfe/0x190
[   11.509397][  T198]  do_setlink.isra.0+0x1cc3/0x2750
[   11.509531][  T198]  ? rtnl_link_get_size+0x350/0x350
[   11.509662][  T198]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   11.509831][  T198]  ? rcu_read_lock_any_held+0x3c/0x90
[   11.509963][  T198]  ? validate_chain+0x38b/0xc20
[   11.510103][  T198]  ? rcu_read_lock_any_held+0x66/0x90
[   11.510236][  T198]  ? stack_depot_save_flags+0x367/0x770
[   11.510371][  T198]  ? __lock_acquire+0x508/0xc10
[   11.510506][  T198]  ? lock_acquire.part.0+0xbc/0x260
[   11.510636][  T198]  ? rtnl_newlink+0x883/0xea0
[   11.510774][  T198]  ? rcu_is_watching+0x15/0xd0
[   11.510906][  T198]  ? lock_acquire+0x134/0x160
[   11.511037][  T198]  ? rcu_is_watching+0x15/0xd0
[   11.511175][  T198]  ? rcu_is_watching+0x15/0xd0
[   11.511312][  T198]  ? trace_contention_end+0xb3/0x1a0
[   11.511447][  T198]  ? __mutex_lock+0x1db/0x2010
[   11.511588][  T198]  ? __mutex_lock+0x9b2/0x2010
[   11.511726][  T198]  ? rtnl_newlink+0x883/0xea0
[   11.511862][  T198]  ? ww_mutex_lock+0x160/0x160
[   11.511998][  T198]  ? __rtnl_newlink+0x3fa/0xa50
[   11.512138][  T198]  rtnl_newlink+0x8d1/0xea0
[   11.512274][  T198]  ? lock_acquire.part.0+0xbc/0x260
[   11.512404][  T198]  ? __rtnl_newlink+0xa50/0xa50
[   11.512536][  T198]  ? mark_usage+0x61/0x170
[   11.512671][  T198]  ? lock_acquire.part.0+0xbc/0x260
[   11.512808][  T198]  ? find_held_lock+0x2b/0x80
[   11.512940][  T198]  ? __rtnl_newlink+0xa50/0xa50
[   11.513073][  T198]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.513210][  T198]  ? __rtnl_newlink+0xa50/0xa50
[   11.513344][  T198]  rtnetlink_rcv_msg+0x40d/0x9e0
[   11.513476][  T198]  ? validate_chain+0x38b/0xc20
[   11.513609][  T198]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.513746][  T198]  ? __lock_acquire+0x508/0xc10
[   11.513881][  T198]  ? lock_acquire.part.0+0xbc/0x260
[   11.514012][  T198]  ? find_held_lock+0x2b/0x80
[   11.514150][  T198]  netlink_rcv_skb+0x14e/0x3a0
[   11.514286][  T198]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.514418][  T198]  ? netlink_ack+0xcd0/0xcd0
[   11.514553][  T198]  ? netlink_deliver_tap+0xc5/0x330
[   11.514691][  T198]  ? netlink_deliver_tap+0x13c/0x330
[   11.514827][  T198]  netlink_unicast+0x486/0x750
[   11.514960][  T198]  ? netlink_attachskb+0x810/0x810
[   11.515093][  T198]  ? __lock_acquire+0x508/0xc10
[   11.515235][  T198]  netlink_sendmsg+0x735/0xc60
[   11.515371][  T198]  ? netlink_unicast+0x750/0x750
[   11.515506][  T198]  ? __might_fault+0x97/0x140
[   11.515641][  T198]  ____sys_sendmsg+0x419/0x850
[   11.515780][  T198]  ? copy_msghdr_from_user+0x2a0/0x460
[   11.515912][  T198]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   11.516076][  T198]  ? move_addr_to_kernel+0x40/0x40
[   11.516221][  T198]  ? stack_depot_save_flags+0x367/0x770
[   11.516368][  T198]  ? validate_chain+0x38b/0xc20
[   11.516509][  T198]  ___sys_sendmsg+0x14e/0x1d0
[   11.516647][  T198]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   11.516821][  T198]  ? copy_msghdr_from_user+0x460/0x460
[   11.516968][  T198]  __sys_sendmsg+0x145/0x1f0
[   11.517112][  T198]  ? __sys_sendmsg_sock+0x20/0x20
[   11.517250][  T198]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   11.517424][  T198]  ? do_raw_spin_unlock+0x59/0x250
[   11.517559][  T198]  ? rcu_is_watching+0x15/0xd0
[   11.517701][  T198]  do_syscall_64+0x117/0xfc0
[   11.517841][  T198]  ? trace_hardirqs_off+0xd/0x30
[   11.517977][  T198]  ? exc_page_fault+0xee/0x100
[   11.518122][  T198]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   11.518294][  T198] RIP: 0033:0x7fe7b8f3108e
[   11.518434][  T198] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   11.518913][  T198] RSP: 002b:00007fffed6b1040 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.519120][  T198] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe7b8f3108e
[   11.519320][  T198] RDX: 0000000000000000 RSI: 00007fffed6b10f0 RDI: 0000000000000005
[   11.519517][  T198] RBP: 00007fffed6b1050 R08: 0000000000000000 R09: 0000000000000000
[   11.519722][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   11.519920][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffed6b17c0
[   11.520130][  T198]  </TASK>
[   11.520231][  T198] irq event stamp: 23497
[   11.520332][  T198] hardirqs last  enabled at (23505): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.520567][  T198] hardirqs last disabled at (23512): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.520802][  T198] softirqs last  enabled at (22926): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   11.521034][  T198] softirqs last disabled at (22921): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   11.521270][  T198] ---[ end trace 0000000000000000 ]---
[   11.522500][  T198] ------------[ cut here ]------------
[   11.522744][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/198
[   11.523204][  T198] CPU: 1 UID: 0 PID: 198 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.523651][  T198] Tainted: [W]=WARN
[   11.523821][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.524140][  T198] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.524431][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.525224][  T198] RSP: 0018:ffa0000000976da0 EFLAGS: 00010286
[   11.525513][  T198] RAX: 00000000ffffffa6 RBX: ff11000013347a80 RCX: 1ff400000012ed7a
[   11.525846][  T198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013347b38
[   11.526184][  T198] RBP: ff1100000ff94000 R08: 1fe2200002668f68 R09: ff11000004d92e58
[   11.526512][  T198] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   11.526853][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.527191][  T198] FS:  00007fe7b8cf7840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   11.527578][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.527857][  T198] CR2: 0000555faa067d5c CR3: 0000000015a30004 CR4: 0000000000771ef0
[   11.528195][  T198] PKRU: 55555554
[   11.528380][  T198] Call Trace:
[   11.528542][  T198]  <TASK>
[   11.528658][  T198]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.528883][  T198]  ? notifier_call_chain+0xb0/0x320
[   11.529116][  T198]  rtmsg_ifinfo+0x5c/0xb0
[   11.529285][  T198]  netif_state_change+0x155/0x340
[   11.529504][  T198]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   11.529779][  T198]  ? print_lock_name+0x4c/0x110
[   11.530007][  T198]  netif_set_operstate+0xc1/0x100
[   11.530229][  T198]  ? rtnl_put_cacheinfo+0x250/0x250
[   11.530453][  T198]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   11.530734][  T198]  ? hsr_port_get_hsr+0x9c/0x150
[   11.530953][  T198]  ? packet_notifier+0x1c2/0xbd0
[   11.531176][  T198]  ? mutex_is_locked+0x1c/0x50
[   11.531395][  T198]  hsr_netdev_notify+0x387/0xad0
[   11.531615][  T198]  ? hsr_port_get_hsr+0x150/0x150
[   11.531848][  T198]  notifier_call_chain+0xb0/0x320
[   11.532072][  T198]  __dev_notify_flags+0xde/0x280
[   11.532298][  T198]  ? netif_change_name+0x8c0/0x8c0
[   11.532517][  T198]  ? netif_set_allmulti+0x250/0x250
[   11.532742][  T198]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.532961][  T198]  ? is_bpf_text_address+0x68/0x110
[   11.533189][  T198]  netif_change_flags+0xfe/0x190
[   11.533412][  T198]  do_setlink.isra.0+0x1cc3/0x2750
[   11.533631][  T198]  ? rtnl_link_get_size+0x350/0x350
[   11.533856][  T198]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   11.534139][  T198]  ? rcu_read_lock_any_held+0x3c/0x90
[   11.534357][  T198]  ? validate_chain+0x38b/0xc20
[   11.534574][  T198]  ? rcu_read_lock_any_held+0x66/0x90
[   11.534794][  T198]  ? stack_depot_save_flags+0x367/0x770
[   11.535017][  T198]  ? __lock_acquire+0x508/0xc10
[   11.535246][  T198]  ? lock_acquire.part.0+0xbc/0x260
[   11.535461][  T198]  ? rtnl_newlink+0x883/0xea0
[   11.535682][  T198]  ? rcu_is_watching+0x15/0xd0
[   11.535901][  T198]  ? lock_acquire+0x134/0x160
[   11.536122][  T198]  ? rcu_is_watching+0x15/0xd0
[   11.536337][  T198]  ? rcu_is_watching+0x15/0xd0
[   11.536559][  T198]  ? trace_contention_end+0xb3/0x1a0
[   11.536784][  T198]  ? __mutex_lock+0x1db/0x2010
[   11.536991][  T198]  ? __mutex_lock+0x9b2/0x2010
[   11.537216][  T198]  ? rtnl_newlink+0x883/0xea0
[   11.537429][  T198]  ? ww_mutex_lock+0x160/0x160
[   11.537646][  T198]  ? __rtnl_newlink+0x3fa/0xa50
[   11.537871][  T198]  rtnl_newlink+0x8d1/0xea0
[   11.538091][  T198]  ? lock_acquire.part.0+0xbc/0x260
[   11.538318][  T198]  ? __rtnl_newlink+0xa50/0xa50
[   11.538533][  T198]  ? mark_usage+0x61/0x170
[   11.538756][  T198]  ? lock_acquire.part.0+0xbc/0x260
[   11.538972][  T198]  ? find_held_lock+0x2b/0x80
[   11.539196][  T198]  ? __rtnl_newlink+0xa50/0xa50
[   11.539412][  T198]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.539629][  T198]  ? __rtnl_newlink+0xa50/0xa50
[   11.539857][  T198]  rtnetlink_rcv_msg+0x40d/0x9e0
[   11.540080][  T198]  ? validate_chain+0x38b/0xc20
[   11.540303][  T198]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.540512][  T198]  ? __lock_acquire+0x508/0xc10
[   11.540735][  T198]  ? lock_acquire.part.0+0xbc/0x260
[   11.540949][  T198]  ? find_held_lock+0x2b/0x80
[   11.541175][  T198]  netlink_rcv_skb+0x14e/0x3a0
[   11.541393][  T198]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.541609][  T198]  ? netlink_ack+0xcd0/0xcd0
[   11.541839][  T198]  ? netlink_deliver_tap+0xc5/0x330
[   11.542057][  T198]  ? netlink_deliver_tap+0x13c/0x330
[   11.542282][  T198]  netlink_unicast+0x486/0x750
[   11.542497][  T198]  ? netlink_attachskb+0x810/0x810
[   11.542715][  T198]  ? __lock_acquire+0x508/0xc10
[   11.542931][  T198]  netlink_sendmsg+0x735/0xc60
[   11.543155][  T198]  ? netlink_unicast+0x750/0x750
[   11.543372][  T198]  ? __might_fault+0x97/0x140
[   11.543589][  T198]  ____sys_sendmsg+0x419/0x850
[   11.543808][  T198]  ? copy_msghdr_from_user+0x2a0/0x460
[   11.544020][  T198]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   11.544291][  T198]  ? move_addr_to_kernel+0x40/0x40
[   11.544506][  T198]  ? stack_depot_save_flags+0x367/0x770
[   11.544730][  T198]  ? validate_chain+0x38b/0xc20
[   11.544951][  T198]  ___sys_sendmsg+0x14e/0x1d0
[   11.545171][  T198]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   11.545437][  T198]  ? copy_msghdr_from_user+0x460/0x460
[   11.545668][  T198]  __sys_sendmsg+0x145/0x1f0
[   11.545882][  T198]  ? __sys_sendmsg_sock+0x20/0x20
[   11.546104][  T198]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   11.546375][  T198]  ? do_raw_spin_unlock+0x59/0x250
[   11.546594][  T198]  ? rcu_is_watching+0x15/0xd0
[   11.546816][  T198]  do_syscall_64+0x117/0xfc0
[   11.547030][  T198]  ? trace_hardirqs_off+0xd/0x30
[   11.547255][  T198]  ? exc_page_fault+0xee/0x100
[   11.547475][  T198]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   11.547750][  T198] RIP: 0033:0x7fe7b8f3108e
[   11.547976][  T198] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   11.548760][  T198] RSP: 002b:00007fffed6b1040 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.549089][  T198] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe7b8f3108e
[   11.549418][  T198] RDX: 0000000000000000 RSI: 00007fffed6b10f0 RDI: 0000000000000005
[   11.549752][  T198] RBP: 00007fffed6b1050 R08: 0000000000000000 R09: 0000000000000000
[   11.550077][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   11.550408][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffed6b17c0
[   11.550746][  T198]  </TASK>
[   11.550913][  T198] irq event stamp: 25003
[   11.551077][  T198] hardirqs last  enabled at (25011): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.551459][  T198] hardirqs last disabled at (25020): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.551826][  T198] softirqs last  enabled at (24044): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   11.552205][  T198] softirqs last disabled at (23989): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   11.552575][  T198] ---[ end trace 0000000000000000 ]---
[   11.583663][  T199] ------------[ cut here ]------------
[   11.583872][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/199
[   11.584362][  T199] CPU: 2 UID: 0 PID: 199 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.584746][  T199] Tainted: [W]=WARN
[   11.584945][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.585254][  T199] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.585473][  T199] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.585987][  T199] RSP: 0018:ffa00000008b7020 EFLAGS: 00010286
[   11.586211][  T199] RAX: 00000000ffffffa6 RBX: ff11000013346900 RCX: 1ff4000000116dca
[   11.586461][  T199] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000133469b8
[   11.586705][  T199] RBP: ff11000013a0c000 R08: 1fe2200002668d38 R09: ff11000011ec5158
[   11.586945][  T199] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.587200][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a0cce1
[   11.587450][  T199] FS:  00007f734f682840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   11.587733][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.587942][  T199] CR2: 00007f734f9521a0 CR3: 00000000159e4006 CR4: 0000000000771ef0
[   11.588197][  T199] PKRU: 55555554
[   11.588341][  T199] Call Trace:
[   11.588484][  T199]  <TASK>
[   11.588600][  T199]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.588789][  T199]  rtmsg_ifinfo+0x5c/0xb0
[   11.588935][  T199]  ? mark_held_locks+0x40/0x70
[   11.589126][  T199]  __dev_notify_flags+0x1b8/0x280
[   11.589307][  T199]  ? netif_change_name+0x8c0/0x8c0
[   11.589483][  T199]  ? __dev_change_flags+0x4a4/0x660
[   11.589662][  T199]  ? netif_set_allmulti+0x250/0x250
[   11.589849][  T199]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.590029][  T199]  ? is_bpf_text_address+0x68/0x110
[   11.590223][  T199]  netif_change_flags+0xfe/0x190
[   11.590402][  T199]  do_setlink.isra.0+0x1cc3/0x2750
[   11.590579][  T199]  ? rtnl_link_get_size+0x350/0x350
[   11.590766][  T199]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   11.590979][  T199]  ? rcu_read_lock_any_held+0x3c/0x90
[   11.591173][  T199]  ? validate_chain+0x38b/0xc20
[   11.591353][  T199]  ? rcu_read_lock_any_held+0x66/0x90
[   11.591531][  T199]  ? stack_depot_save_flags+0x367/0x770
[   11.591719][  T199]  ? __lock_acquire+0x508/0xc10
[   11.591899][  T199]  ? lock_acquire.part.0+0xbc/0x260
[   11.592076][  T199]  ? rtnl_newlink+0x883/0xea0
[   11.592268][  T199]  ? rcu_is_watching+0x15/0xd0
[   11.592449][  T199]  ? lock_acquire+0x134/0x160
[   11.592625][  T199]  ? rcu_is_watching+0x15/0xd0
[   11.592812][  T199]  ? rcu_is_watching+0x15/0xd0
[   11.592990][  T199]  ? trace_contention_end+0xb3/0x1a0
[   11.593180][  T199]  ? __mutex_lock+0x1db/0x2010
[   11.593359][  T199]  ? __mutex_lock+0x9b2/0x2010
[   11.593535][  T199]  ? rtnl_newlink+0x883/0xea0
[   11.593720][  T199]  ? ww_mutex_lock+0x160/0x160
[   11.593903][  T199]  ? __rtnl_newlink+0x3fa/0xa50
[   11.594082][  T199]  rtnl_newlink+0x8d1/0xea0
[   11.594274][  T199]  ? lock_acquire.part.0+0xbc/0x260
[   11.594448][  T199]  ? __rtnl_newlink+0xa50/0xa50
[   11.594624][  T199]  ? mark_usage+0x61/0x170
[   11.594811][  T199]  ? lock_acquire.part.0+0xbc/0x260
[   11.594989][  T199]  ? find_held_lock+0x2b/0x80
[   11.595178][  T199]  ? __rtnl_newlink+0xa50/0xa50
[   11.595358][  T199]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.595535][  T199]  ? __rtnl_newlink+0xa50/0xa50
[   11.595721][  T199]  rtnetlink_rcv_msg+0x40d/0x9e0
[   11.595901][  T199]  ? validate_chain+0x38b/0xc20
[   11.596078][  T199]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.596268][  T199]  ? __lock_acquire+0x508/0xc10
[   11.596447][  T199]  ? lock_acquire.part.0+0xbc/0x260
[   11.596627][  T199]  ? find_held_lock+0x2b/0x80
[   11.596816][  T199]  netlink_rcv_skb+0x14e/0x3a0
[   11.596996][  T199]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.597185][  T199]  ? netlink_ack+0xcd0/0xcd0
[   11.597366][  T199]  ? netlink_deliver_tap+0xc5/0x330
[   11.597543][  T199]  ? netlink_deliver_tap+0x13c/0x330
[   11.597726][  T199]  netlink_unicast+0x486/0x750
[   11.597904][  T199]  ? netlink_attachskb+0x810/0x810
[   11.598086][  T199]  ? __lock_acquire+0x508/0xc10
[   11.598280][  T199]  netlink_sendmsg+0x735/0xc60
[   11.598460][  T199]  ? netlink_unicast+0x750/0x750
[   11.598639][  T199]  ? __might_fault+0x97/0x140
[   11.598824][  T199]  ____sys_sendmsg+0x419/0x850
[   11.599004][  T199]  ? copy_msghdr_from_user+0x2a0/0x460
[   11.599196][  T199]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   11.599406][  T199]  ? move_addr_to_kernel+0x40/0x40
[   11.599583][  T199]  ? stack_depot_save_flags+0x367/0x770
[   11.599767][  T199]  ? validate_chain+0x38b/0xc20
[   11.599944][  T199]  ___sys_sendmsg+0x14e/0x1d0
[   11.600131][  T199]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   11.600341][  T199]  ? copy_msghdr_from_user+0x460/0x460
[   11.600526][  T199]  __sys_sendmsg+0x145/0x1f0
[   11.600719][  T199]  ? __sys_sendmsg_sock+0x20/0x20
[   11.600898][  T199]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   11.601124][  T199]  ? do_raw_spin_unlock+0x59/0x250
[   11.601302][  T199]  ? rcu_is_watching+0x15/0xd0
[   11.601481][  T199]  do_syscall_64+0x117/0xfc0
[   11.601660][  T199]  ? trace_hardirqs_off+0xd/0x30
[   11.601846][  T199]  ? exc_page_fault+0xee/0x100
[   11.602024][  T199]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   11.602260][  T199] RIP: 0033:0x7f734f8bc08e
[   11.602445][  T199] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   11.602958][  T199] RSP: 002b:00007ffe5b2ac9a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.603228][  T199] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f734f8bc08e
[   11.603469][  T199] RDX: 0000000000000000 RSI: 00007ffe5b2aca50 RDI: 0000000000000005
[   11.603718][  T199] RBP: 00007ffe5b2ac9b0 R08: 0000000000000000 R09: 0000000000000000
[   11.603960][  T199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66e
[   11.604212][  T199] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5b2ad120
[   11.604463][  T199]  </TASK>
[   11.604610][  T199] irq event stamp: 17521
[   11.604763][  T199] hardirqs last  enabled at (17531): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.605042][  T199] hardirqs last disabled at (17540): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.605329][  T199] softirqs last  enabled at (17416): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   11.605606][  T199] softirqs last disabled at (17409): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   11.605884][  T199] ---[ end trace 0000000000000000 ]---
[   11.607196][   T38] ------------[ cut here ]------------
[   11.607333][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u19:0/38
[   11.607581][   T38] CPU: 0 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.607867][   T38] Tainted: [W]=WARN
[   11.607960][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.608122][   T38] Workqueue: events_unbound linkwatch_event
[   11.608284][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.608446][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.608888][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   11.609042][   T38] RAX: 00000000ffffffa6 RBX: ff11000013ea0040 RCX: 1ff4000000055f02
[   11.609232][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea00f8
[   11.609416][   T38] RBP: ff11000013989000 R08: 1fe22000027d4020 R09: ff11000001d92ea8
[   11.609601][   T38] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.609787][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.609976][   T38] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   11.610194][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.610348][   T38] CR2: 0000555faa067d5c CR3: 0000000013d03006 CR4: 0000000000771ef0
[   11.610530][   T38] PKRU: 55555554
[   11.610623][   T38] Call Trace:
[   11.610716][   T38]  <TASK>
[   11.610778][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.610899][   T38]  ? notifier_call_chain+0xb0/0x320
[   11.611021][   T38]  rtmsg_ifinfo+0x5c/0xb0
[   11.611119][   T38]  netif_state_change+0x155/0x340
[   11.611243][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   11.611396][   T38]  ? linkwatch_do_dev+0xae/0xd0
[   11.611515][   T38]  __linkwatch_run_queue+0x34c/0x750
[   11.611650][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[   11.611780][   T38]  linkwatch_event+0x7f/0xb0
[   11.611899][   T38]  ? __linkwatch_run_queue+0x750/0x750
[   11.612019][   T38]  process_one_work+0xdf8/0x1410
[   11.612152][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[   11.612275][   T38]  ? lock_acquire.part.0+0xbc/0x260
[   11.612400][   T38]  worker_thread+0x4f1/0xd60
[   11.612525][   T38]  ? rescuer_thread+0x1320/0x1320
[   11.612647][   T38]  kthread+0x367/0x460
[   11.612745][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   11.612897][   T38]  ? kthread_affine_node+0x330/0x330
[   11.613017][   T38]  ret_from_fork+0x474/0x6b0
[   11.613144][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   11.613296][   T38]  ? __switch_to+0x5a3/0xe00
[   11.613418][   T38]  ? kthread_affine_node+0x330/0x330
[   11.613542][   T38]  ret_from_fork_asm+0x11/0x20
[   11.613667][   T38]  </TASK>
[   11.613764][   T38] irq event stamp: 42881
[   11.613856][   T38] hardirqs last  enabled at (42889): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.614068][   T38] hardirqs last disabled at (42896): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.614294][   T38] softirqs last  enabled at (42910): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   11.614508][   T38] softirqs last disabled at (42905): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   11.614727][   T38] ---[ end trace 0000000000000000 ]---
[   11.638522][  T200] ------------[ cut here ]------------
[   11.638718][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/200
[   11.638993][  T200] CPU: 2 UID: 0 PID: 200 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.639311][  T200] Tainted: [W]=WARN
[   11.639454][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.639664][  T200] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.639885][  T200] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.640400][  T200] RSP: 0018:ffa0000000977020 EFLAGS: 00010286
[   11.640611][  T200] RAX: 00000000ffffffa6 RBX: ff11000005750c80 RCX: 1ff400000012edca
[   11.640855][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005750d38
[   11.641092][  T200] RBP: ff11000013f2c000 R08: 1fe2200000aea1a8 R09: ff11000011ec0b58
[   11.641346][  T200] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.641583][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013f2cce1
[   11.641834][  T200] FS:  00007f9609e6e840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   11.642120][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.642332][  T200] CR2: 00000000343f3988 CR3: 0000000013a2d002 CR4: 0000000000771ef0
[   11.642576][  T200] PKRU: 55555554
[   11.642724][  T200] Call Trace:
[   11.642871][  T200]  <TASK>
[   11.642985][  T200]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.643176][  T200]  rtmsg_ifinfo+0x5c/0xb0
[   11.643322][  T200]  ? mark_held_locks+0x40/0x70
[   11.643497][  T200]  __dev_notify_flags+0x1b8/0x280
[   11.643686][  T200]  ? netif_change_name+0x8c0/0x8c0
[   11.643864][  T200]  ? __dev_change_flags+0x4a4/0x660
[   11.644043][  T200]  ? netif_set_allmulti+0x250/0x250
[   11.644229][  T200]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.644405][  T200]  ? is_bpf_text_address+0x68/0x110
[   11.644584][  T200]  netif_change_flags+0xfe/0x190
[   11.644768][  T200]  do_setlink.isra.0+0x1cc3/0x2750
[   11.644952][  T200]  ? rtnl_link_get_size+0x350/0x350
[   11.645140][  T200]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   11.645353][  T200]  ? rcu_read_lock_any_held+0x3c/0x90
[   11.645527][  T200]  ? validate_chain+0x38b/0xc20
[   11.645709][  T200]  ? rcu_read_lock_any_held+0x66/0x90
[   11.645885][  T200]  ? stack_depot_save_flags+0x367/0x770
[   11.646063][  T200]  ? __lock_acquire+0x508/0xc10
[   11.646254][  T200]  ? lock_acquire.part.0+0xbc/0x260
[   11.646435][  T200]  ? rtnl_newlink+0x883/0xea0
[   11.646612][  T200]  ? rcu_is_watching+0x15/0xd0
[   11.646802][  T200]  ? lock_acquire+0x134/0x160
[   11.646982][  T200]  ? rcu_is_watching+0x15/0xd0
[   11.647171][  T200]  ? rcu_is_watching+0x15/0xd0
[   11.647350][  T200]  ? trace_contention_end+0xb3/0x1a0
[   11.647533][  T200]  ? __mutex_lock+0x1db/0x2010
[   11.647726][  T200]  ? __mutex_lock+0x9b2/0x2010
[   11.647905][  T200]  ? rtnl_newlink+0x883/0xea0
[   11.648085][  T200]  ? ww_mutex_lock+0x160/0x160
[   11.648279][  T200]  ? __rtnl_newlink+0x3fa/0xa50
[   11.648460][  T200]  rtnl_newlink+0x8d1/0xea0
[   11.648640][  T200]  ? lock_acquire.part.0+0xbc/0x260
[   11.648828][  T200]  ? __rtnl_newlink+0xa50/0xa50
[   11.649005][  T200]  ? mark_usage+0x61/0x170
[   11.649203][  T200]  ? lock_acquire.part.0+0xbc/0x260
[   11.649381][  T200]  ? find_held_lock+0x2b/0x80
[   11.649558][  T200]  ? __rtnl_newlink+0xa50/0xa50
[   11.649743][  T200]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.649924][  T200]  ? __rtnl_newlink+0xa50/0xa50
[   11.650248][  T200]  rtnetlink_rcv_msg+0x40d/0x9e0
[   11.650916][  T200]  ? validate_chain+0x38b/0xc20
[   11.651114][  T200]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.651295][  T200]  ? __lock_acquire+0x508/0xc10
[   11.651474][  T200]  ? lock_acquire.part.0+0xbc/0x260
[   11.651650][  T200]  ? find_held_lock+0x2b/0x80
[   11.651838][  T200]  netlink_rcv_skb+0x14e/0x3a0
[   11.652016][  T200]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.652206][  T200]  ? netlink_ack+0xcd0/0xcd0
[   11.652392][  T200]  ? netlink_deliver_tap+0xc5/0x330
[   11.652572][  T200]  ? netlink_deliver_tap+0x13c/0x330
[   11.652758][  T200]  netlink_unicast+0x486/0x750
[   11.652936][  T200]  ? netlink_attachskb+0x810/0x810
[   11.653124][  T200]  ? __lock_acquire+0x508/0xc10
[   11.653302][  T200]  netlink_sendmsg+0x735/0xc60
[   11.653484][  T200]  ? netlink_unicast+0x750/0x750
[   11.653662][  T200]  ? __might_fault+0x97/0x140
[   11.653848][  T200]  ____sys_sendmsg+0x419/0x850
[   11.654029][  T200]  ? copy_msghdr_from_user+0x2a0/0x460
[   11.654214][  T200]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   11.654422][  T200]  ? move_addr_to_kernel+0x40/0x40
[   11.654603][  T200]  ? stack_depot_save_flags+0x367/0x770
[   11.654789][  T200]  ? validate_chain+0x38b/0xc20
[   11.654966][  T200]  ___sys_sendmsg+0x14e/0x1d0
[   11.655155][  T200]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   11.655368][  T200]  ? copy_msghdr_from_user+0x460/0x460
[   11.655555][  T200]  __sys_sendmsg+0x145/0x1f0
[   11.655740][  T200]  ? __sys_sendmsg_sock+0x20/0x20
[   11.655920][  T200]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   11.656146][  T200]  ? do_raw_spin_unlock+0x59/0x250
[   11.656325][  T200]  ? rcu_is_watching+0x15/0xd0
[   11.656503][  T200]  do_syscall_64+0x117/0xfc0
[   11.656690][  T200]  ? trace_hardirqs_off+0xd/0x30
[   11.656867][  T200]  ? exc_page_fault+0xee/0x100
[   11.657047][  T200]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   11.657268][  T200] RIP: 0033:0x7f960a0a808e
[   11.657451][  T200] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   11.657963][  T200] RSP: 002b:00007fff35d3e220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.658228][  T200] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f960a0a808e
[   11.658468][  T200] RDX: 0000000000000000 RSI: 00007fff35d3e2d0 RDI: 0000000000000005
[   11.658716][  T200] RBP: 00007fff35d3e230 R08: 0000000000000000 R09: 0000000000000000
[   11.658958][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66f
[   11.659212][  T200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff35d3e9a0
[   11.659456][  T200]  </TASK>
[   11.659599][  T200] irq event stamp: 14243
[   11.659751][  T200] hardirqs last  enabled at (14253): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.660028][  T200] hardirqs last disabled at (14262): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.660313][  T200] softirqs last  enabled at (14178): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   11.660584][  T200] softirqs last disabled at (14165): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   11.660863][  T200] ---[ end trace 0000000000000000 ]---
[   11.661726][   T38] ------------[ cut here ]------------
[   11.661864][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u19:0/38
[   11.662114][   T38] CPU: 3 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.662393][   T38] Tainted: [W]=WARN
[   11.662494][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.662646][   T38] Workqueue: events_unbound linkwatch_event
[   11.662810][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.662969][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.663409][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   11.663563][   T38] RAX: 00000000ffffffa6 RBX: ff11000013db2200 RCX: 1ff4000000055f02
[   11.663751][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013db22b8
[   11.663932][   T38] RBP: ff11000013f2c000 R08: 1fe22000027b6458 R09: ff11000001d92ea8
[   11.664117][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.664305][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.664488][   T38] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   11.664703][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.664857][   T38] CR2: 00007fa5abbb6574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   11.665043][   T38] PKRU: 55555554
[   11.665140][   T38] Call Trace:
[   11.665232][   T38]  <TASK>
[   11.665297][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.665428][   T38]  ? notifier_call_chain+0xb0/0x320
[   11.665555][   T38]  rtmsg_ifinfo+0x5c/0xb0
[   11.665649][   T38]  netif_state_change+0x155/0x340
[   11.665778][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   11.665931][   T38]  ? linkwatch_do_dev+0xae/0xd0
[   11.666050][   T38]  __linkwatch_run_queue+0x34c/0x750
[   11.666176][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[   11.666298][   T38]  linkwatch_event+0x7f/0xb0
[   11.666418][   T38]  ? __linkwatch_run_queue+0x750/0x750
[   11.666538][   T38]  process_one_work+0xdf8/0x1410
[   11.666662][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[   11.666788][   T38]  ? lock_acquire.part.0+0xbc/0x260
[   11.666913][   T38]  worker_thread+0x4f1/0xd60
[   11.667037][   T38]  ? rescuer_thread+0x1320/0x1320
[   11.667164][   T38]  kthread+0x367/0x460
[   11.667256][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   11.667406][   T38]  ? kthread_affine_node+0x330/0x330
[   11.667526][   T38]  ret_from_fork+0x474/0x6b0
[   11.667649][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   11.667805][   T38]  ? __switch_to+0x5a3/0xe00
[   11.667927][   T38]  ? kthread_affine_node+0x330/0x330
[   11.668048][   T38]  ret_from_fork_asm+0x11/0x20
[   11.668181][   T38]  </TASK>
[   11.668270][   T38] irq event stamp: 43695
[   11.668361][   T38] hardirqs last  enabled at (43703): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.668574][   T38] hardirqs last disabled at (43710): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.668787][   T38] softirqs last  enabled at (43332): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   11.668996][   T38] softirqs last disabled at (43327): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   11.669211][   T38] ---[ end trace 0000000000000000 ]---
[   11.669836][   T38] ------------[ cut here ]------------
[   11.669962][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u19:0/38
[   11.670224][   T38] CPU: 3 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.670514][   T38] Tainted: [W]=WARN
[   11.670612][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.670781][   T38] Workqueue: events_unbound linkwatch_event
[   11.670947][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.671120][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.671595][   T38] RSP: 0018:ffa00000002af760 EFLAGS: 00010286
[   11.671761][   T38] RAX: 00000000ffffffa6 RBX: ff1100000549f8c0 RCX: 1ff4000000055eb2
[   11.671955][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000549f978
[   11.672157][   T38] RBP: ff1100000ff94000 R08: 1fe2200000a93f30 R09: ff11000001d92ea8
[   11.672383][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.672582][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   11.672784][   T38] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   11.673018][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.673190][   T38] CR2: 00007fa5abbb6574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   11.673390][   T38] PKRU: 55555554
[   11.673488][   T38] Call Trace:
[   11.673585][   T38]  <TASK>
[   11.673652][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.673790][   T38]  ? notifier_call_chain+0xb0/0x320
[   11.673920][   T38]  rtmsg_ifinfo+0x5c/0xb0
[   11.674022][   T38]  netif_state_change+0x155/0x340
[   11.674164][   T38]  ? __queue_work+0x31a/0xc00
[   11.674307][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   11.674482][   T38]  ? lockdep_hardirqs_on+0x8c/0x130
[   11.674624][   T38]  ? mod_delayed_work_on+0x109/0x120
[   11.674768][   T38]  netif_set_operstate+0xc1/0x100
[   11.674914][   T38]  ? rtnl_put_cacheinfo+0x250/0x250
[   11.675059][   T38]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   11.675233][   T38]  hsr_check_carrier_and_operstate+0x4da/0x700
[   11.675412][   T38]  hsr_netdev_notify+0x387/0xad0
[   11.675550][   T38]  ? unregister_vlan_dev+0x380/0x380
[   11.675690][   T38]  ? hsr_port_get_hsr+0x150/0x150
[   11.675823][   T38]  notifier_call_chain+0xb0/0x320
[   11.675958][   T38]  netif_state_change+0x139/0x340
[   11.676088][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   11.676257][   T38]  ? linkwatch_do_dev+0xae/0xd0
[   11.676393][   T38]  __linkwatch_run_queue+0x34c/0x750
[   11.676527][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[   11.676661][   T38]  linkwatch_event+0x7f/0xb0
[   11.676795][   T38]  ? __linkwatch_run_queue+0x750/0x750
[   11.676928][   T38]  process_one_work+0xdf8/0x1410
[   11.677060][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[   11.677198][   T38]  ? lock_acquire.part.0+0xbc/0x260
[   11.677338][   T38]  worker_thread+0x4f1/0xd60
[   11.677472][   T38]  ? rescuer_thread+0x1320/0x1320
[   11.677604][   T38]  kthread+0x367/0x460
[   11.677711][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   11.677874][   T38]  ? kthread_affine_node+0x330/0x330
[   11.678006][   T38]  ret_from_fork+0x474/0x6b0
[   11.678143][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   11.678305][   T38]  ? __switch_to+0x5a3/0xe00
[   11.678436][   T38]  ? kthread_affine_node+0x330/0x330
[   11.678569][   T38]  ret_from_fork_asm+0x11/0x20
[   11.678715][   T38]  </TASK>
[   11.678813][   T38] irq event stamp: 44623
[   11.678915][   T38] hardirqs last  enabled at (44631): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.679147][   T38] hardirqs last disabled at (44640): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.679374][   T38] softirqs last  enabled at (44240): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   11.679601][   T38] softirqs last disabled at (44235): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   11.679835][   T38] ---[ end trace 0000000000000000 ]---
[   11.680045][   T38] ------------[ cut here ]------------
[   11.680173][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u19:0/38
[   11.680423][   T38] CPU: 3 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.680702][   T38] Tainted: [W]=WARN
[   11.680795][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.680950][   T38] Workqueue: events_unbound linkwatch_event
[   11.681111][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.681273][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.681717][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   11.681873][   T38] RAX: 00000000ffffffa6 RBX: ff1100000549f700 RCX: 1ff4000000055f02
[   11.682058][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000549f7b8
[   11.682247][   T38] RBP: ff11000013f29000 R08: 1fe2200000a93ef8 R09: ff11000001d92ea8
[   11.682431][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.682612][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.682800][   T38] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   11.683016][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.683173][   T38] CR2: 00007fa5abbb6574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   11.683358][   T38] PKRU: 55555554
[   11.683449][   T38] Call Trace:
[   11.683540][   T38]  <TASK>
[   11.683607][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.683733][   T38]  ? notifier_call_chain+0xb0/0x320
[   11.683855][   T38]  rtmsg_ifinfo+0x5c/0xb0
[   11.683948][   T38]  netif_state_change+0x155/0x340
[   11.684070][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   11.684231][   T38]  ? linkwatch_do_dev+0xae/0xd0
[   11.684352][   T38]  __linkwatch_run_queue+0x34c/0x750
[   11.684475][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[   11.684609][   T38]  linkwatch_event+0x7f/0xb0
[   11.684740][   T38]  ? __linkwatch_run_queue+0x750/0x750
[   11.684862][   T38]  process_one_work+0xdf8/0x1410
[   11.684988][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[   11.685114][   T38]  ? lock_acquire.part.0+0xbc/0x260
[   11.685240][   T38]  worker_thread+0x4f1/0xd60
[   11.685366][   T38]  ? rescuer_thread+0x1320/0x1320
[   11.685489][   T38]  kthread+0x367/0x460
[   11.685583][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   11.685746][   T38]  ? kthread_affine_node+0x330/0x330
[   11.685879][   T38]  ret_from_fork+0x474/0x6b0
[   11.686002][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   11.686160][   T38]  ? __switch_to+0x5a3/0xe00
[   11.686284][   T38]  ? kthread_affine_node+0x330/0x330
[   11.686409][   T38]  ret_from_fork_asm+0x11/0x20
[   11.686536][   T38]  </TASK>
[   11.686627][   T38] irq event stamp: 45101
[   11.686721][   T38] hardirqs last  enabled at (45109): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.686934][   T38] hardirqs last disabled at (45116): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.687155][   T38] softirqs last  enabled at (44706): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   11.687372][   T38] softirqs last disabled at (44704): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   11.687586][   T38] ---[ end trace 0000000000000000 ]---
[   11.688411][   T38] ------------[ cut here ]------------
[   11.688532][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u19:0/38
[   11.688780][   T38] CPU: 3 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.689060][   T38] Tainted: [W]=WARN
[   11.689158][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.689316][   T38] Workqueue: events_unbound linkwatch_event
[   11.689476][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.689638][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.690083][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   11.690727][   T38] RAX: 00000000ffffffa6 RBX: ff1100000549e3c0 RCX: 1ff4000000055f02
[   11.690917][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000549e478
[   11.691150][   T38] RBP: ff1100000ff94000 R08: 1fe2200000a93c90 R09: ff11000001d92ea8
[   11.691336][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.691528][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.691718][   T38] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   11.691931][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.692085][   T38] CR2: 00007fa5abbb6574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   11.692321][   T38] PKRU: 55555554
[   11.692464][   T38] Call Trace:
[   11.692556][   T38]  <TASK>
[   11.692619][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.692747][   T38]  ? notifier_call_chain+0xb0/0x320
[   11.692869][   T38]  rtmsg_ifinfo+0x5c/0xb0
[   11.692963][   T38]  netif_state_change+0x155/0x340
[   11.693085][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   11.693289][   T38]  ? linkwatch_do_dev+0xae/0xd0
[   11.693413][   T38]  __linkwatch_run_queue+0x34c/0x750
[   11.693534][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[   11.693661][   T38]  linkwatch_event+0x7f/0xb0
[   11.693788][   T38]  ? __linkwatch_run_queue+0x750/0x750
[   11.693913][   T38]  process_one_work+0xdf8/0x1410
[   11.694038][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[   11.694209][   T38]  ? lock_acquire.part.0+0xbc/0x260
[   11.694336][   T38]  worker_thread+0x4f1/0xd60
[   11.694462][   T38]  ? rescuer_thread+0x1320/0x1320
[   11.694585][   T38]  kthread+0x367/0x460
[   11.694678][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   11.694829][   T38]  ? kthread_affine_node+0x330/0x330
[   11.694949][   T38]  ret_from_fork+0x474/0x6b0
[   11.695073][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   11.695275][   T38]  ? __switch_to+0x5a3/0xe00
[   11.695400][   T38]  ? kthread_affine_node+0x330/0x330
[   11.695524][   T38]  ret_from_fork_asm+0x11/0x20
[   11.695651][   T38]  </TASK>
[   11.695748][   T38] irq event stamp: 47341
[   11.695840][   T38] hardirqs last  enabled at (47349): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.696054][   T38] hardirqs last disabled at (47356): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.696319][   T38] softirqs last  enabled at (47458): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   11.696535][   T38] softirqs last disabled at (47365): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   11.696749][   T38] ---[ end trace 0000000000000000 ]---
[   11.727803][  T201] hsr3: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   11.729011][  T201] ------------[ cut here ]------------
[   11.729202][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/201
[   11.729484][  T201] CPU: 2 UID: 0 PID: 201 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   11.729800][  T201] Tainted: [W]=WARN
[   11.729945][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.730168][  T201] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   11.730388][  T201] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   11.730902][  T201] RSP: 0018:ffa00000008b7020 EFLAGS: 00010286
[   11.731203][  T201] RAX: 00000000ffffffa6 RBX: ff11000013d30040 RCX: 1ff4000000116dca
[   11.731507][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d300f8
[   11.731814][  T201] RBP: ff11000010ec9000 R08: 1fe22000027a6020 R09: ff1100000fe1d158
[   11.732129][  T201] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.732437][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010ec9ce1
[   11.732748][  T201] FS:  00007fd7cd2cd840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   11.733083][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.733369][  T201] CR2: 00000000222c7988 CR3: 0000000004adf005 CR4: 0000000000771ef0
[   11.733668][  T201] PKRU: 55555554
[   11.733882][  T201] Call Trace:
[   11.734085][  T201]  <TASK>
[   11.734269][  T201]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   11.734513][  T201]  rtmsg_ifinfo+0x5c/0xb0
[   11.734726][  T201]  ? mark_held_locks+0x40/0x70
[   11.734963][  T201]  __dev_notify_flags+0x1b8/0x280
[   11.735208][  T201]  ? netif_change_name+0x8c0/0x8c0
[   11.735443][  T201]  ? __dev_change_flags+0x4a4/0x660
[   11.735686][  T201]  ? netif_set_allmulti+0x250/0x250
[   11.735920][  T201]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.736172][  T201]  ? is_bpf_text_address+0x68/0x110
[   11.736408][  T201]  netif_change_flags+0xfe/0x190
[   11.736643][  T201]  do_setlink.isra.0+0x1cc3/0x2750
[   11.736891][  T201]  ? rtnl_link_get_size+0x350/0x350
[   11.737141][  T201]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   11.737412][  T201]  ? rcu_read_lock_any_held+0x3c/0x90
[   11.737647][  T201]  ? validate_chain+0x38b/0xc20
[   11.737894][  T201]  ? rcu_read_lock_any_held+0x66/0x90
[   11.738142][  T201]  ? stack_depot_save_flags+0x367/0x770
[   11.738378][  T201]  ? __lock_acquire+0x508/0xc10
[   11.738641][  T201]  ? lock_acquire.part.0+0xbc/0x260
[   11.738879][  T201]  ? rtnl_newlink+0x883/0xea0
[   11.739128][  T201]  ? rcu_is_watching+0x15/0xd0
[   11.739362][  T201]  ? lock_acquire+0x134/0x160
[   11.739594][  T201]  ? rcu_is_watching+0x15/0xd0
[   11.739837][  T201]  ? rcu_is_watching+0x15/0xd0
[   11.740072][  T201]  ? trace_contention_end+0xb3/0x1a0
[   11.740360][  T201]  ? __mutex_lock+0x1db/0x2010
[   11.740598][  T201]  ? __mutex_lock+0x9b2/0x2010
[   11.740856][  T201]  ? rtnl_newlink+0x883/0xea0
[   11.741093][  T201]  ? ww_mutex_lock+0x160/0x160
[   11.741377][  T201]  ? __rtnl_newlink+0x3fa/0xa50
[   11.741555][  T201]  rtnl_newlink+0x8d1/0xea0
[   11.741747][  T201]  ? lock_acquire.part.0+0xbc/0x260
[   11.741924][  T201]  ? __rtnl_newlink+0xa50/0xa50
[   11.742114][  T201]  ? mark_usage+0x61/0x170
[   11.742299][  T201]  ? lock_acquire.part.0+0xbc/0x260
[   11.742473][  T201]  ? find_held_lock+0x2b/0x80
[   11.742650][  T201]  ? __rtnl_newlink+0xa50/0xa50
[   11.742835][  T201]  ? __lock_release.isra.0+0x6b/0x1a0
[   11.743013][  T201]  ? __rtnl_newlink+0xa50/0xa50
[   11.743206][  T201]  rtnetlink_rcv_msg+0x40d/0x9e0
[   11.743388][  T201]  ? validate_chain+0x38b/0xc20
[   11.743573][  T201]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.743758][  T201]  ? __lock_acquire+0x508/0xc10
[   11.743938][  T201]  ? lock_acquire.part.0+0xbc/0x260
[   11.744126][  T201]  ? find_held_lock+0x2b/0x80
[   11.744305][  T201]  netlink_rcv_skb+0x14e/0x3a0
[   11.744484][  T201]  ? rtnl_stats_set+0x3f0/0x3f0
[   11.744660][  T201]  ? netlink_ack+0xcd0/0xcd0
[   11.744849][  T201]  ? netlink_deliver_tap+0xc5/0x330
[   11.745027][  T201]  ? netlink_deliver_tap+0x13c/0x330
[   11.745216][  T201]  netlink_unicast+0x486/0x750
[   11.745397][  T201]  ? netlink_attachskb+0x810/0x810
[   11.745574][  T201]  ? __lock_acquire+0x508/0xc10
[   11.745758][  T201]  netlink_sendmsg+0x735/0xc60
[   11.745940][  T201]  ? netlink_unicast+0x750/0x750
[   11.746127][  T201]  ? __might_fault+0x97/0x140
[   11.746307][  T201]  ____sys_sendmsg+0x419/0x850
[   11.746488][  T201]  ? copy_msghdr_from_user+0x2a0/0x460
[   11.746664][  T201]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   11.746879][  T201]  ? move_addr_to_kernel+0x40/0x40
[   11.747057][  T201]  ? stack_depot_save_flags+0x367/0x770
[   11.747248][  T201]  ? validate_chain+0x38b/0xc20
[   11.747429][  T201]  ___sys_sendmsg+0x14e/0x1d0
[   11.747611][  T201]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   11.747833][  T201]  ? copy_msghdr_from_user+0x460/0x460
[   11.748023][  T201]  __sys_sendmsg+0x145/0x1f0
[   11.748212][  T201]  ? __sys_sendmsg_sock+0x20/0x20
[   11.748389][  T201]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   11.748597][  T201]  ? do_raw_spin_unlock+0x59/0x250
[   11.748783][  T201]  ? rcu_is_watching+0x15/0xd0
[   11.748964][  T201]  do_syscall_64+0x117/0xfc0
[   11.749159][  T201]  ? trace_hardirqs_off+0xd/0x30
[   11.749338][  T201]  ? exc_page_fault+0xee/0x100
[   11.749517][  T201]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   11.749735][  T201] RIP: 0033:0x7fd7cd50708e
[   11.749920][  T201] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   11.750447][  T201] RSP: 002b:00007ffff7c2e180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.750697][  T201] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd7cd50708e
[   11.750936][  T201] RDX: 0000000000000000 RSI: 00007ffff7c2e230 RDI: 0000000000000005
[   11.751190][  T201] RBP: 00007ffff7c2e190 R08: 0000000000000000 R09: 0000000000000000
[   11.751437][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c66f
[   11.751687][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff7c2e900
[   11.751935][  T201]  </TASK>
[   11.752079][  T201] irq event stamp: 30839
[   11.752237][  T201] hardirqs last  enabled at (30851): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   11.752516][  T201] hardirqs last disabled at (30860): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   11.752836][  T201] softirqs last  enabled at (30270): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   11.753123][  T201] softirqs last disabled at (30217): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   11.753395][  T201] ---[ end trace 0000000000000000 ]---
[   12.003663][   T94] ------------[ cut here ]------------
[   12.003883][   T94] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u18:1/94
[   12.004150][   T94] CPU: 1 UID: 0 PID: 94 Comm: kworker/u18:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   12.004430][   T94] Tainted: [W]=WARN
[   12.004523][   T94] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.004684][   T94] Workqueue: events_unbound linkwatch_event
[   12.004846][   T94] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   12.005009][   T94] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   12.005448][   T94] RSP: 0018:ffa00000005f79e0 EFLAGS: 00010286
[   12.005602][   T94] RAX: 00000000ffffffa6 RBX: ff110000102f8e40 RCX: 1ff40000000bef02
[   12.005793][   T94] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000102f8ef8
[   12.005979][   T94] RBP: ff11000010f09000 R08: 1fe220000205f1e0 R09: ff11000004d951a8
[   12.006178][   T94] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   12.006364][   T94] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.006550][   T94] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   12.006774][   T94] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.006930][   T94] CR2: 00007f2bfb7c6f98 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   12.007113][   T94] PKRU: 55555554
[   12.007204][   T94] Call Trace:
[   12.007296][   T94]  <TASK>
[   12.007365][   T94]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   12.007487][   T94]  ? notifier_call_chain+0xb0/0x320
[   12.007611][   T94]  rtmsg_ifinfo+0x5c/0xb0
[   12.007709][   T94]  netif_state_change+0x155/0x340
[   12.007833][   T94]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   12.007990][   T94]  ? linkwatch_do_dev+0xae/0xd0
[   12.008116][   T94]  __linkwatch_run_queue+0x34c/0x750
[   12.008237][   T94]  ? linkwatch_do_dev+0xd0/0xd0
[   12.008365][   T94]  linkwatch_event+0x7f/0xb0
[   12.008484][   T94]  ? __linkwatch_run_queue+0x750/0x750
[   12.008606][   T94]  process_one_work+0xdf8/0x1410
[   12.008737][   T94]  ? pwq_dec_nr_in_flight+0x710/0x710
[   12.008860][   T94]  ? lock_acquire.part.0+0xbc/0x260
[   12.008989][   T94]  worker_thread+0x4f1/0xd60
[   12.009122][   T94]  ? rescuer_thread+0x1320/0x1320
[   12.009243][   T94]  ? __kthread_parkme+0xbd/0x210
[   12.009370][   T94]  ? rescuer_thread+0x1320/0x1320
[   12.009495][   T94]  kthread+0x367/0x460
[   12.009591][   T94]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   12.009753][   T94]  ? kthread_affine_node+0x330/0x330
[   12.009873][   T94]  ret_from_fork+0x474/0x6b0
[   12.009996][   T94]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   12.010157][   T94]  ? __switch_to+0x5a3/0xe00
[   12.010281][   T94]  ? kthread_affine_node+0x330/0x330
[   12.010402][   T94]  ret_from_fork_asm+0x11/0x20
[   12.010536][   T94]  </TASK>
[   12.010632][   T94] irq event stamp: 39883
[   12.010765][   T94] hardirqs last  enabled at (39891): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   12.010983][   T94] hardirqs last disabled at (39898): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   12.011198][   T94] softirqs last  enabled at (39716): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   12.011412][   T94] softirqs last disabled at (39711): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   12.011625][   T94] ---[ end trace 0000000000000000 ]---
[   12.012200][   T94] ------------[ cut here ]------------
[   12.012324][   T94] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u18:1/94
[   12.012617][   T94] CPU: 1 UID: 0 PID: 94 Comm: kworker/u18:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   12.012945][   T94] Tainted: [W]=WARN
[   12.013039][   T94] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.013201][   T94] Workqueue: events_unbound linkwatch_event
[   12.013361][   T94] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   12.013520][   T94] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   12.013956][   T94] RSP: 0018:ffa00000005f79e0 EFLAGS: 00010286
[   12.014112][   T94] RAX: 00000000ffffffa6 RBX: ff110000102f9540 RCX: 1ff40000000bef02
[   12.014294][   T94] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000102f95f8
[   12.014476][   T94] RBP: ff11000013a0c000 R08: 1fe220000205f2c0 R09: ff11000004d951a8
[   12.014659][   T94] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   12.014845][   T94] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.015033][   T94] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   12.015254][   T94] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.015414][   T94] CR2: 00007f2bfb7c6f98 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   12.015598][   T94] PKRU: 55555554
[   12.015697][   T94] Call Trace:
[   12.015788][   T94]  <TASK>
[   12.015853][   T94]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   12.015976][   T94]  ? notifier_call_chain+0xb0/0x320
[   12.016106][   T94]  rtmsg_ifinfo+0x5c/0xb0
[   12.016200][   T94]  netif_state_change+0x155/0x340
[   12.016323][   T94]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   12.016480][   T94]  ? linkwatch_do_dev+0xae/0xd0
[   12.016599][   T94]  __linkwatch_run_queue+0x34c/0x750
[   12.016725][   T94]  ? linkwatch_do_dev+0xd0/0xd0
[   12.016851][   T94]  linkwatch_event+0x7f/0xb0
[   12.016972][   T94]  ? __linkwatch_run_queue+0x750/0x750
[   12.017354][   T94]  process_one_work+0xdf8/0x1410
[   12.017481][   T94]  ? pwq_dec_nr_in_flight+0x710/0x710
[   12.017602][   T94]  ? lock_acquire.part.0+0xbc/0x260
[   12.017734][   T94]  worker_thread+0x4f1/0xd60
[   12.017855][   T94]  ? rescuer_thread+0x1320/0x1320
[   12.017975][   T94]  ? __kthread_parkme+0xbd/0x210
[   12.018103][   T94]  ? rescuer_thread+0x1320/0x1320
[   12.018224][   T94]  kthread+0x367/0x460
[   12.018318][   T94]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   12.018469][   T94]  ? kthread_affine_node+0x330/0x330
[   12.018590][   T94]  ret_from_fork+0x474/0x6b0
[   12.018719][   T94]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   12.018872][   T94]  ? __switch_to+0x5a3/0xe00
[   12.018994][   T94]  ? kthread_affine_node+0x330/0x330
[   12.019122][   T94]  ret_from_fork_asm+0x11/0x20
[   12.019249][   T94]  </TASK>
[   12.019344][   T94] irq event stamp: 40653
[   12.019441][   T94] hardirqs last  enabled at (40661): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   12.019658][   T94] hardirqs last disabled at (40668): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   12.019872][   T94] softirqs last  enabled at (40244): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   12.020088][   T94] softirqs last disabled at (40242): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   12.020304][   T94] ---[ end trace 0000000000000000 ]---
[   17.470006][   T67] ------------[ cut here ]------------
[   17.470274][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   17.470517][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.470801][   T67] Tainted: [W]=WARN
[   17.470893][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.471046][   T67] Workqueue: netns cleanup_net
[   17.471186][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.471354][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.471803][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   17.472007][   T67] RAX: 00000000ffffffa6 RBX: ff11000013346ac0 RCX: 1ff4000000090eed
[   17.472216][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013346b78
[   17.472403][   T67] RBP: ff11000007951000 R08: 1fe2200002668d70 R09: ff1100000faa0bd0
[   17.472581][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   17.472768][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.473015][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   17.473232][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.473394][   T67] CR2: 00007f315e3ad574 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   17.473574][   T67] PKRU: 55555554
[   17.473664][   T67] Call Trace:
[   17.473759][   T67]  <TASK>
[   17.473822][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   17.473979][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   17.474139][   T67]  ? queue_rcu_work+0x7c/0xa0
[   17.474260][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   17.474381][   T67]  ? rtnl_is_locked+0x15/0x20
[   17.474500][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   17.474619][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.474748][   T67]  ops_undo_list+0x615/0x8f0
[   17.474869][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   17.474993][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.475120][   T67]  cleanup_net+0x431/0x890
[   17.475240][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   17.475357][   T67]  ? process_one_work+0xdb7/0x1410
[   17.475477][   T67]  ? lock_acquire+0x134/0x160
[   17.475599][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.475719][   T67]  process_one_work+0xdf8/0x1410
[   17.475846][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   17.475969][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   17.476091][   T67]  worker_thread+0x4f1/0xd60
[   17.476257][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.476383][   T67]  ? __kthread_parkme+0xbd/0x210
[   17.476501][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.476617][   T67]  kthread+0x367/0x460
[   17.476706][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   17.476857][   T67]  ? kthread_affine_node+0x330/0x330
[   17.476978][   T67]  ret_from_fork+0x474/0x6b0
[   17.477103][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   17.477263][   T67]  ? __switch_to+0x5a3/0xe00
[   17.477386][   T67]  ? kthread_affine_node+0x330/0x330
[   17.477515][   T67]  ret_from_fork_asm+0x11/0x20
[   17.477646][   T67]  </TASK>
[   17.477740][   T67] irq event stamp: 12229
[   17.477830][   T67] hardirqs last  enabled at (12237): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.478038][   T67] hardirqs last disabled at (12244): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.478248][   T67] softirqs last  enabled at (12128): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   17.478463][   T67] softirqs last disabled at (12053): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   17.478670][   T67] ---[ end trace 0000000000000000 ]---
[   17.493386][   T67] vethA: left promiscuous mode
[   17.493820][   T67] ------------[ cut here ]------------
[   17.494084][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   17.495249][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.495780][   T67] Tainted: [W]=WARN
[   17.495991][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.496320][   T67] Workqueue: netns cleanup_net
[   17.496593][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.496929][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.497750][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   17.498068][   T67] RAX: 00000000ffffffa6 RBX: ff11000013346740 RCX: 1ff4000000090eae
[   17.498444][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000133467f8
[   17.498816][   T67] RBP: ff110000139fc000 R08: 1fe2200002668d00 R09: ff1100000faa0bd0
[   17.499188][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   17.499547][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010d61650
[   17.499920][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   17.500352][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.500667][   T67] CR2: 00007f2bfb6270a0 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   17.501033][   T67] PKRU: 55555554
[   17.501254][   T67] Call Trace:
[   17.501460][   T67]  <TASK>
[   17.501621][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   17.501891][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   17.502120][   T67]  __dev_notify_flags+0x1b8/0x280
[   17.502381][   T67]  ? netdev_info+0xe2/0x116
[   17.502641][   T67]  ? netdev_notice+0x120/0x120
[   17.502908][   T67]  ? netif_change_name+0x8c0/0x8c0
[   17.503186][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   17.503502][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   17.503772][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   17.504039][   T67]  __dev_set_promiscuity+0x194/0x230
[   17.504320][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   17.504580][   T67]  netif_set_promiscuity+0x4c/0xc0
[   17.504849][   T67]  dev_set_promiscuity+0x9d/0x150
[   17.505126][   T67]  hsr_del_port+0x36d/0x490
[   17.505395][   T67]  hsr_del_ports+0x24/0x80
[   17.505652][   T67]  hsr_dellink+0x5d/0x90
[   17.505868][   T67]  default_device_exit_batch+0x19d/0x600
[   17.506140][   T67]  ? unregister_netdev+0x60/0x60
[   17.506396][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   17.506657][   T67]  ops_undo_list+0x2ce/0x8f0
[   17.506926][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   17.507208][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.507479][   T67]  cleanup_net+0x431/0x890
[   17.507750][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   17.508007][   T67]  ? process_one_work+0xdb7/0x1410
[   17.508286][   T67]  ? lock_acquire+0x134/0x160
[   17.508546][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.508818][   T67]  process_one_work+0xdf8/0x1410
[   17.509126][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   17.509393][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   17.509659][   T67]  worker_thread+0x4f1/0xd60
[   17.509934][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.510215][   T67]  ? __kthread_parkme+0xbd/0x210
[   17.510491][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.510763][   T67]  kthread+0x367/0x460
[   17.510996][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   17.511332][   T67]  ? kthread_affine_node+0x330/0x330
[   17.511595][   T67]  ret_from_fork+0x474/0x6b0
[   17.511873][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   17.512212][   T67]  ? __switch_to+0x5a3/0xe00
[   17.512479][   T67]  ? kthread_affine_node+0x330/0x330
[   17.512747][   T67]  ret_from_fork_asm+0x11/0x20
[   17.513035][   T67]  </TASK>
[   17.513264][   T67] irq event stamp: 14935
[   17.513487][   T67] hardirqs last  enabled at (14945): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.513921][   T67] hardirqs last disabled at (14954): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.514368][   T67] softirqs last  enabled at (14344): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   17.514796][   T67] softirqs last disabled at (14337): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   17.515232][   T67] ---[ end trace 0000000000000000 ]---
[   17.516001][   T67] ------------[ cut here ]------------
[   17.516431][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   17.516903][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.517736][   T67] Tainted: [W]=WARN
[   17.517973][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.518341][   T67] Workqueue: netns cleanup_net
[   17.518768][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.519089][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.520033][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   17.520383][   T67] RAX: 00000000ffffffa6 RBX: ff11000013346c80 RCX: 1ff4000000090eb2
[   17.520749][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013346d38
[   17.521125][   T67] RBP: ff110000139fc000 R08: 1fe2200002668da8 R09: ff1100000faa0bd0
[   17.521487][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   17.521879][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   17.522263][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   17.522704][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.523016][   T67] CR2: 00007f2bfb6270a0 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   17.523394][   T67] PKRU: 55555554
[   17.523598][   T67] Call Trace:
[   17.523812][   T67]  <TASK>
[   17.523971][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.524248][   T67]  rtnetlink_event+0xe0/0x1f0
[   17.524513][   T67]  notifier_call_chain+0xb0/0x320
[   17.524784][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   17.525212][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   17.525564][   T67]  ? find_held_lock+0x2b/0x80
[   17.525835][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   17.526300][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   17.526622][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   17.526893][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   17.527167][   T67]  hsr_del_port+0x25a/0x490
[   17.527430][   T67]  hsr_del_ports+0x24/0x80
[   17.527837][   T67]  hsr_dellink+0x5d/0x90
[   17.528047][   T67]  default_device_exit_batch+0x19d/0x600
[   17.528348][   T67]  ? unregister_netdev+0x60/0x60
[   17.528607][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   17.529011][   T67]  ops_undo_list+0x2ce/0x8f0
[   17.529289][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   17.529545][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.529818][   T67]  cleanup_net+0x431/0x890
[   17.530246][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   17.530501][   T67]  ? process_one_work+0xdb7/0x1410
[   17.530770][   T67]  ? lock_acquire+0x134/0x160
[   17.531031][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.531460][   T67]  process_one_work+0xdf8/0x1410
[   17.531722][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   17.532020][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   17.532309][   T67]  worker_thread+0x4f1/0xd60
[   17.532569][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.532859][   T67]  ? __kthread_parkme+0xbd/0x210
[   17.533131][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.533393][   T67]  kthread+0x367/0x460
[   17.533599][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   17.533919][   T67]  ? kthread_affine_node+0x330/0x330
[   17.534210][   T67]  ret_from_fork+0x474/0x6b0
[   17.534485][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   17.534818][   T67]  ? __switch_to+0x5a3/0xe00
[   17.535252][   T67]  ? kthread_affine_node+0x330/0x330
[   17.535533][   T67]  ret_from_fork_asm+0x11/0x20
[   17.535826][   T67]  </TASK>
[   17.536047][   T67] irq event stamp: 15787
[   17.536301][   T67] hardirqs last  enabled at (15799): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.536704][   T67] hardirqs last disabled at (15808): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.537308][   T67] softirqs last  enabled at (15096): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   17.537709][   T67] softirqs last disabled at (15094): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   17.538279][   T67] ---[ end trace 0000000000000000 ]---
[   17.538686][   T67] vethB: left promiscuous mode
[   17.539058][   T67] ------------[ cut here ]------------
[   17.539478][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   17.539956][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.540977][   T67] Tainted: [W]=WARN
[   17.541369][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.541773][   T67] Workqueue: netns cleanup_net
[   17.542219][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.542699][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.543677][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   17.544209][   T67] RAX: 00000000ffffffa6 RBX: ff110000057518c0 RCX: 1ff4000000090eae
[   17.544602][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005751978
[   17.544988][   T67] RBP: ff11000013989000 R08: 1fe2200000aea330 R09: ff1100000faa0bd0
[   17.545418][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   17.545990][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000261ec50
[   17.546416][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   17.546863][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.547374][   T67] CR2: 00007f2bfb6270a0 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   17.547762][   T67] PKRU: 55555554
[   17.548166][   T67] Call Trace:
[   17.548539][   T67]  <TASK>
[   17.548718][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   17.549172][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   17.549566][   T67]  __dev_notify_flags+0x1b8/0x280
[   17.549867][   T67]  ? netdev_info+0xe2/0x116
[   17.550160][   T67]  ? netdev_notice+0x120/0x120
[   17.550603][   T67]  ? netif_change_name+0x8c0/0x8c0
[   17.551044][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   17.551390][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   17.551664][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   17.551942][   T67]  __dev_set_promiscuity+0x194/0x230
[   17.552223][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   17.552520][   T67]  netif_set_promiscuity+0x4c/0xc0
[   17.552805][   T67]  dev_set_promiscuity+0x9d/0x150
[   17.553073][   T67]  hsr_del_port+0x36d/0x490
[   17.553387][   T67]  hsr_del_ports+0x3e/0x80
[   17.553659][   T67]  hsr_dellink+0x5d/0x90
[   17.553885][   T67]  default_device_exit_batch+0x19d/0x600
[   17.554171][   T67]  ? unregister_netdev+0x60/0x60
[   17.554441][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   17.554710][   T67]  ops_undo_list+0x2ce/0x8f0
[   17.555155][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   17.555422][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.555843][   T67]  cleanup_net+0x431/0x890
[   17.556126][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   17.556402][   T67]  ? process_one_work+0xdb7/0x1410
[   17.556688][   T67]  ? lock_acquire+0x134/0x160
[   17.556972][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.557256][   T67]  process_one_work+0xdf8/0x1410
[   17.557677][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   17.557942][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   17.558380][   T67]  worker_thread+0x4f1/0xd60
[   17.558646][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.559067][   T67]  ? __kthread_parkme+0xbd/0x210
[   17.559354][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.559630][   T67]  kthread+0x367/0x460
[   17.559843][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   17.560333][   T67]  ? kthread_affine_node+0x330/0x330
[   17.560608][   T67]  ret_from_fork+0x474/0x6b0
[   17.560886][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   17.561216][   T67]  ? __switch_to+0x5a3/0xe00
[   17.561632][   T67]  ? kthread_affine_node+0x330/0x330
[   17.561944][   T67]  ret_from_fork_asm+0x11/0x20
[   17.562223][   T67]  </TASK>
[   17.562426][   T67] irq event stamp: 17111
[   17.562779][   T67] hardirqs last  enabled at (17121): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.563202][   T67] hardirqs last disabled at (17132): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.563606][   T67] softirqs last  enabled at (16470): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   17.564178][   T67] softirqs last disabled at (16407): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   17.564578][   T67] ---[ end trace 0000000000000000 ]---
[   17.565394][   T67] ------------[ cut here ]------------
[   17.565614][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   17.566175][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.566640][   T67] Tainted: [W]=WARN
[   17.566799][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.567374][   T67] Workqueue: netns cleanup_net
[   17.567592][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.567861][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.568717][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   17.569171][   T67] RAX: 00000000ffffffa6 RBX: ff11000005750c80 RCX: 1ff4000000090eb2
[   17.569479][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005750d38
[   17.569799][   T67] RBP: ff11000013989000 R08: 1fe2200000aea1a8 R09: ff1100000faa0bd0
[   17.570123][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   17.570427][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   17.570737][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   17.571094][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.571358][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[   17.571653][   T67] PKRU: 55555554
[   17.571811][   T67] Call Trace:
[   17.571961][   T67]  <TASK>
[   17.572067][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.572280][   T67]  rtnetlink_event+0xe0/0x1f0
[   17.572518][   T67]  notifier_call_chain+0xb0/0x320
[   17.572727][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   17.572932][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   17.573194][   T67]  ? find_held_lock+0x2b/0x80
[   17.573401][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   17.573608][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   17.573860][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   17.574063][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   17.574276][   T67]  hsr_del_port+0x25a/0x490
[   17.574488][   T67]  hsr_del_ports+0x3e/0x80
[   17.574688][   T67]  hsr_dellink+0x5d/0x90
[   17.574849][   T67]  default_device_exit_batch+0x19d/0x600
[   17.575056][   T67]  ? unregister_netdev+0x60/0x60
[   17.575271][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   17.575500][   T67]  ops_undo_list+0x2ce/0x8f0
[   17.575706][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   17.575912][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.576127][   T67]  cleanup_net+0x431/0x890
[   17.576335][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   17.576537][   T67]  ? process_one_work+0xdb7/0x1410
[   17.576746][   T67]  ? lock_acquire+0x134/0x160
[   17.576946][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.577160][   T67]  process_one_work+0xdf8/0x1410
[   17.577370][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   17.577569][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   17.577785][   T67]  worker_thread+0x4f1/0xd60
[   17.577988][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.578219][   T67]  ? __kthread_parkme+0xbd/0x210
[   17.578423][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.578626][   T67]  kthread+0x367/0x460
[   17.578804][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   17.579059][   T67]  ? kthread_affine_node+0x330/0x330
[   17.579269][   T67]  ret_from_fork+0x474/0x6b0
[   17.579472][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   17.579731][   T67]  ? __switch_to+0x5a3/0xe00
[   17.579934][   T67]  ? kthread_affine_node+0x330/0x330
[   17.580145][   T67]  ret_from_fork_asm+0x11/0x20
[   17.580355][   T67]  </TASK>
[   17.580509][   T67] irq event stamp: 18247
[   17.580664][   T67] hardirqs last  enabled at (18255): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.581030][   T67] hardirqs last disabled at (18262): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.581392][   T67] softirqs last  enabled at (17840): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   17.581745][   T67] softirqs last disabled at (17823): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   17.582104][   T67] ---[ end trace 0000000000000000 ]---
[   17.582999][   T67] ------------[ cut here ]------------
[   17.583211][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   17.583610][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.584054][   T67] Tainted: [W]=WARN
[   17.584230][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.584521][   T67] Workqueue: netns cleanup_net
[   17.584761][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.585031][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.585747][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   17.585998][   T67] RAX: 00000000ffffffa6 RBX: ff110000057511c0 RCX: 1ff4000000090eaf
[   17.586300][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005751278
[   17.586591][   T67] RBP: ff11000011444000 R08: 1fe2200000aea250 R09: ff1100000faa0bd0
[   17.586887][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   17.587191][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013989000
[   17.587488][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   17.587834][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.588081][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[   17.588389][   T67] PKRU: 55555554
[   17.588537][   T67] Call Trace:
[   17.588684][   T67]  <TASK>
[   17.588792][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   17.588990][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   17.589137][   T67]  netif_close_many+0x2ac/0x640
[   17.589334][   T67]  ? __dev_close_many+0x530/0x530
[   17.589531][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   17.589778][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   17.590026][   T67]  ? mark_held_locks+0x40/0x70
[   17.590226][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.590419][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   17.590654][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.590852][   T67]  ? rtnl_is_locked+0x15/0x20
[   17.591044][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   17.591312][   T67]  ? unregister_netdevice_many+0x20/0x20
[   17.591514][   T67]  default_device_exit_batch+0x38b/0x600
[   17.591710][   T67]  ? unregister_netdev+0x60/0x60
[   17.591911][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   17.592118][   T67]  ops_undo_list+0x2ce/0x8f0
[   17.592318][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   17.592511][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.592709][   T67]  cleanup_net+0x431/0x890
[   17.592936][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   17.593138][   T67]  ? process_one_work+0xdb7/0x1410
[   17.593334][   T67]  ? lock_acquire+0x134/0x160
[   17.593526][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.593724][   T67]  process_one_work+0xdf8/0x1410
[   17.593932][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   17.594134][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   17.594334][   T67]  worker_thread+0x4f1/0xd60
[   17.594533][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.594730][   T67]  ? __kthread_parkme+0xbd/0x210
[   17.594924][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.595126][   T67]  kthread+0x367/0x460
[   17.595272][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   17.595515][   T67]  ? kthread_affine_node+0x330/0x330
[   17.595711][   T67]  ret_from_fork+0x474/0x6b0
[   17.595916][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   17.596169][   T67]  ? __switch_to+0x5a3/0xe00
[   17.596363][   T67]  ? kthread_affine_node+0x330/0x330
[   17.596555][   T67]  ret_from_fork_asm+0x11/0x20
[   17.596765][   T67]  </TASK>
[   17.596911][   T67] irq event stamp: 19203
[   17.597055][   T67] hardirqs last  enabled at (19211): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.597406][   T67] hardirqs last disabled at (19220): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.597744][   T67] softirqs last  enabled at (18714): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   17.598074][   T67] softirqs last disabled at (18709): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   17.598418][   T67] ---[ end trace 0000000000000000 ]---
[   17.602453][   T67] ------------[ cut here ]------------
[   17.602660][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   17.603054][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.603502][   T67] Tainted: [W]=WARN
[   17.603655][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.603904][   T67] Workqueue: netns cleanup_net
[   17.604116][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.604370][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.605105][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   17.605351][   T67] RAX: 00000000ffffffa6 RBX: ff11000013db2200 RCX: 1ff4000000090eaf
[   17.605637][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013db22b8
[   17.605921][   T67] RBP: ff11000013989000 R08: 1fe22000027b6458 R09: ff1100000faa0bd0
[   17.606214][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   17.606503][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a0c000
[   17.606795][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   17.607168][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.607414][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[   17.607732][   T67] PKRU: 55555554
[   17.607882][   T67] Call Trace:
[   17.608026][   T67]  <TASK>
[   17.608224][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   17.608420][   T67]  ? notifier_call_chain+0xb0/0x320
[   17.608627][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   17.608793][   T67]  netif_close_many+0x2ac/0x640
[   17.608986][   T67]  ? __dev_close_many+0x530/0x530
[   17.609285][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   17.609529][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   17.609777][   T67]  ? mark_held_locks+0x40/0x70
[   17.609968][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.610247][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   17.610486][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.610679][   T67]  ? rtnl_is_locked+0x15/0x20
[   17.610879][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   17.611218][   T67]  ? unregister_netdevice_many+0x20/0x20
[   17.611417][   T67]  default_device_exit_batch+0x38b/0x600
[   17.611612][   T67]  ? unregister_netdev+0x60/0x60
[   17.611808][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   17.612006][   T67]  ops_undo_list+0x2ce/0x8f0
[   17.612292][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   17.612485][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.612681][   T67]  cleanup_net+0x431/0x890
[   17.612881][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   17.613073][   T67]  ? process_one_work+0xdb7/0x1410
[   17.613354][   T67]  ? lock_acquire+0x134/0x160
[   17.613545][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.613743][   T67]  process_one_work+0xdf8/0x1410
[   17.613942][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   17.614223][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   17.614421][   T67]  worker_thread+0x4f1/0xd60
[   17.614615][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.614813][   T67]  ? __kthread_parkme+0xbd/0x210
[   17.615010][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.615288][   T67]  kthread+0x367/0x460
[   17.615433][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   17.615677][   T67]  ? kthread_affine_node+0x330/0x330
[   17.615871][   T67]  ret_from_fork+0x474/0x6b0
[   17.616066][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   17.616394][   T67]  ? __switch_to+0x5a3/0xe00
[   17.616585][   T67]  ? kthread_affine_node+0x330/0x330
[   17.616780][   T67]  ret_from_fork_asm+0x11/0x20
[   17.616982][   T67]  </TASK>
[   17.617214][   T67] irq event stamp: 23833
[   17.617363][   T67] hardirqs last  enabled at (23841): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.617695][   T67] hardirqs last disabled at (23848): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.618031][   T67] softirqs last  enabled at (23830): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   17.618455][   T67] softirqs last disabled at (23865): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   17.618793][   T67] ---[ end trace 0000000000000000 ]---
[   17.626377][   T67] ------------[ cut here ]------------
[   17.626544][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   17.626801][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.627087][   T67] Tainted: [W]=WARN
[   17.627196][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.627355][   T67] Workqueue: netns cleanup_net
[   17.627487][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.627650][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.628105][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   17.628269][   T67] RAX: 00000000ffffffa6 RBX: ff11000004aeb700 RCX: 1ff4000000090eaf
[   17.628455][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aeb7b8
[   17.628641][   T67] RBP: ff11000013a0c000 R08: 1fe220000095d6f8 R09: ff1100000faa0bd0
[   17.628836][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   17.629027][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000139fc000
[   17.629221][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   17.629451][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.629610][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   17.629811][   T67] PKRU: 55555554
[   17.629909][   T67] Call Trace:
[   17.630009][   T67]  <TASK>
[   17.630074][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   17.630218][   T67]  ? notifier_call_chain+0xb0/0x320
[   17.630345][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   17.630439][   T67]  netif_close_many+0x2ac/0x640
[   17.630566][   T67]  ? __dev_close_many+0x530/0x530
[   17.630695][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   17.630852][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   17.631009][   T67]  ? mark_held_locks+0x40/0x70
[   17.631141][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.631267][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   17.631422][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.631547][   T67]  ? rtnl_is_locked+0x15/0x20
[   17.631669][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   17.631829][   T67]  ? unregister_netdevice_many+0x20/0x20
[   17.631957][   T67]  default_device_exit_batch+0x38b/0x600
[   17.632083][   T67]  ? unregister_netdev+0x60/0x60
[   17.632212][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   17.632342][   T67]  ops_undo_list+0x2ce/0x8f0
[   17.632468][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   17.632592][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.632718][   T67]  cleanup_net+0x431/0x890
[   17.632894][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   17.633015][   T67]  ? process_one_work+0xdb7/0x1410
[   17.633142][   T67]  ? lock_acquire+0x134/0x160
[   17.633267][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.633400][   T67]  process_one_work+0xdf8/0x1410
[   17.633529][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   17.633673][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   17.633812][   T67]  worker_thread+0x4f1/0xd60
[   17.633938][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.634060][   T67]  ? __kthread_parkme+0xbd/0x210
[   17.634191][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.634318][   T67]  kthread+0x367/0x460
[   17.634412][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   17.634573][   T67]  ? kthread_affine_node+0x330/0x330
[   17.634705][   T67]  ret_from_fork+0x474/0x6b0
[   17.634835][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   17.634989][   T67]  ? __switch_to+0x5a3/0xe00
[   17.635118][   T67]  ? kthread_affine_node+0x330/0x330
[   17.635242][   T67]  ret_from_fork_asm+0x11/0x20
[   17.635375][   T67]  </TASK>
[   17.635467][   T67] irq event stamp: 32385
[   17.635561][   T67] hardirqs last  enabled at (32393): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.635781][   T67] hardirqs last disabled at (32400): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.635992][   T67] softirqs last  enabled at (32052): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   17.636214][   T67] softirqs last disabled at (32027): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   17.636427][   T67] ---[ end trace 0000000000000000 ]---
[   17.637600][   T67] ------------[ cut here ]------------
[   17.637734][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   17.637987][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.638276][   T67] Tainted: [W]=WARN
[   17.638372][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.638528][   T67] Workqueue: netns cleanup_net
[   17.638658][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.638849][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.639307][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   17.639462][   T67] RAX: 00000000ffffffa6 RBX: ff1100000549f8c0 RCX: 1ff4000000090eaf
[   17.639649][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000549f978
[   17.639839][   T67] RBP: ff110000139fc000 R08: 1fe2200000a93f30 R09: ff1100000faa0bd0
[   17.640026][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   17.640221][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f09000
[   17.640419][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   17.640650][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.640819][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   17.641009][   T67] PKRU: 55555554
[   17.641108][   T67] Call Trace:
[   17.641202][   T67]  <TASK>
[   17.641269][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   17.641400][   T67]  ? notifier_call_chain+0xb0/0x320
[   17.641545][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   17.641655][   T67]  netif_close_many+0x2ac/0x640
[   17.641801][   T67]  ? __dev_close_many+0x530/0x530
[   17.641929][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   17.642091][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   17.642273][   T67]  ? mark_held_locks+0x40/0x70
[   17.642407][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.642553][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   17.642740][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.642884][   T67]  ? rtnl_is_locked+0x15/0x20
[   17.643024][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   17.643211][   T67]  ? unregister_netdevice_many+0x20/0x20
[   17.643355][   T67]  default_device_exit_batch+0x38b/0x600
[   17.643498][   T67]  ? unregister_netdev+0x60/0x60
[   17.643636][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   17.643827][   T67]  ops_undo_list+0x2ce/0x8f0
[   17.643965][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   17.644108][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.644248][   T67]  cleanup_net+0x431/0x890
[   17.644383][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   17.644529][   T67]  ? process_one_work+0xdb7/0x1410
[   17.644666][   T67]  ? lock_acquire+0x134/0x160
[   17.644804][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.644939][   T67]  process_one_work+0xdf8/0x1410
[   17.645076][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   17.645217][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   17.645358][   T67]  worker_thread+0x4f1/0xd60
[   17.645515][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.645650][   T67]  ? __kthread_parkme+0xbd/0x210
[   17.645797][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.645927][   T67]  kthread+0x367/0x460
[   17.646023][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   17.646194][   T67]  ? kthread_affine_node+0x330/0x330
[   17.646329][   T67]  ret_from_fork+0x474/0x6b0
[   17.646458][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   17.646622][   T67]  ? __switch_to+0x5a3/0xe00
[   17.646762][   T67]  ? kthread_affine_node+0x330/0x330
[   17.646896][   T67]  ret_from_fork_asm+0x11/0x20
[   17.647039][   T67]  </TASK>
[   17.647152][   T67] irq event stamp: 34793
[   17.647252][   T67] hardirqs last  enabled at (34801): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.647490][   T67] hardirqs last disabled at (34808): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.647746][   T67] softirqs last  enabled at (34392): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   17.647984][   T67] softirqs last disabled at (34387): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   17.648227][   T67] ---[ end trace 0000000000000000 ]---
[   17.649127][   T67] ------------[ cut here ]------------
[   17.649263][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   17.649525][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.649833][   T67] Tainted: [W]=WARN
[   17.649932][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.650095][   T67] Workqueue: netns cleanup_net
[   17.650854][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.651024][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.651543][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   17.651702][   T67] RAX: 00000000ffffffa6 RBX: ff11000013d30040 RCX: 1ff4000000090eaf
[   17.651903][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d300f8
[   17.652152][   T67] RBP: ff11000010f09000 R08: 1fe22000027a6020 R09: ff1100000faa0bd0
[   17.652351][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   17.652543][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f61000
[   17.652741][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   17.653021][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.653236][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   17.653431][   T67] PKRU: 55555554
[   17.653528][   T67] Call Trace:
[   17.653625][   T67]  <TASK>
[   17.653691][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   17.653830][   T67]  ? notifier_call_chain+0xb0/0x320
[   17.653957][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   17.654054][   T67]  netif_close_many+0x2ac/0x640
[   17.654237][   T67]  ? __dev_close_many+0x530/0x530
[   17.654364][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   17.654523][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   17.654681][   T67]  ? mark_held_locks+0x40/0x70
[   17.654823][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.654956][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   17.655168][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.655296][   T67]  ? rtnl_is_locked+0x15/0x20
[   17.655421][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   17.655578][   T67]  ? unregister_netdevice_many+0x20/0x20
[   17.655706][   T67]  default_device_exit_batch+0x38b/0x600
[   17.655841][   T67]  ? unregister_netdev+0x60/0x60
[   17.655968][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   17.656152][   T67]  ops_undo_list+0x2ce/0x8f0
[   17.656282][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   17.656408][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.656541][   T67]  cleanup_net+0x431/0x890
[   17.656672][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   17.656805][   T67]  ? process_one_work+0xdb7/0x1410
[   17.656934][   T67]  ? lock_acquire+0x134/0x160
[   17.657090][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.657274][   T67]  process_one_work+0xdf8/0x1410
[   17.657404][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   17.657533][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   17.657664][   T67]  worker_thread+0x4f1/0xd60
[   17.657796][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.657925][   T67]  ? __kthread_parkme+0xbd/0x210
[   17.658053][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.658233][   T67]  kthread+0x367/0x460
[   17.658330][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   17.658487][   T67]  ? kthread_affine_node+0x330/0x330
[   17.658618][   T67]  ret_from_fork+0x474/0x6b0
[   17.658749][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   17.658910][   T67]  ? __switch_to+0x5a3/0xe00
[   17.659037][   T67]  ? kthread_affine_node+0x330/0x330
[   17.659216][   T67]  ret_from_fork_asm+0x11/0x20
[   17.659350][   T67]  </TASK>
[   17.659444][   T67] irq event stamp: 39127
[   17.659538][   T67] hardirqs last  enabled at (39135): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.659767][   T67] hardirqs last disabled at (39142): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.659989][   T67] softirqs last  enabled at (39108): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   17.660263][   T67] softirqs last disabled at (39159): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   17.660480][   T67] ---[ end trace 0000000000000000 ]---
[   17.673473][   T67] ------------[ cut here ]------------
[   17.673700][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   17.674089][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.674546][   T67] Tainted: [W]=WARN
[   17.674711][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.674965][   T67] Workqueue: netns cleanup_net
[   17.675181][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.675446][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.676182][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   17.676436][   T67] RAX: 00000000ffffffa6 RBX: ff11000011769a80 RCX: 1ff4000000090eaf
[   17.676734][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011769b38
[   17.677027][   T67] RBP: ff11000010f61000 R08: 1fe22000022ed368 R09: ff1100000faa0bd0
[   17.677331][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   17.677624][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   17.677930][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   17.678282][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.678528][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[   17.678823][   T67] PKRU: 55555554
[   17.678969][   T67] Call Trace:
[   17.679120][   T67]  <TASK>
[   17.679223][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   17.679420][   T67]  ? notifier_call_chain+0xb0/0x320
[   17.679612][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   17.679765][   T67]  netif_close_many+0x2ac/0x640
[   17.679963][   T67]  ? __dev_close_many+0x530/0x530
[   17.680168][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   17.680408][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   17.680647][   T67]  ? mark_held_locks+0x40/0x70
[   17.680850][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.681046][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   17.681285][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.681479][   T67]  ? rtnl_is_locked+0x15/0x20
[   17.681673][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   17.681918][   T67]  ? unregister_netdevice_many+0x20/0x20
[   17.682124][   T67]  default_device_exit_batch+0x38b/0x600
[   17.682326][   T67]  ? unregister_netdev+0x60/0x60
[   17.682521][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   17.682718][   T67]  ops_undo_list+0x2ce/0x8f0
[   17.682924][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   17.683129][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.683327][   T67]  cleanup_net+0x431/0x890
[   17.683524][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   17.683723][   T67]  ? process_one_work+0xdb7/0x1410
[   17.683924][   T67]  ? lock_acquire+0x134/0x160
[   17.684130][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.684331][   T67]  process_one_work+0xdf8/0x1410
[   17.684532][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   17.684725][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   17.684933][   T67]  worker_thread+0x4f1/0xd60
[   17.685148][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.685347][   T67]  ? __kthread_parkme+0xbd/0x210
[   17.685544][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.685744][   T67]  kthread+0x367/0x460
[   17.685894][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   17.686151][   T67]  ? kthread_affine_node+0x330/0x330
[   17.686361][   T67]  ret_from_fork+0x474/0x6b0
[   17.686559][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   17.686814][   T67]  ? __switch_to+0x5a3/0xe00
[   17.687014][   T67]  ? kthread_affine_node+0x330/0x330
[   17.687218][   T67]  ret_from_fork_asm+0x11/0x20
[   17.687424][   T67]  </TASK>
[   17.687567][   T67] irq event stamp: 48599
[   17.687710][   T67] hardirqs last  enabled at (48607): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.688056][   T67] hardirqs last disabled at (48614): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.688401][   T67] softirqs last  enabled at (48144): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   17.688739][   T67] softirqs last disabled at (48085): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   17.689069][   T67] ---[ end trace 0000000000000000 ]---
[   17.691631][   T67] ------------[ cut here ]------------
[   17.691828][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   17.692209][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.692633][   T67] Tainted: [W]=WARN
[   17.692779][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.693015][   T67] Workqueue: netns cleanup_net
[   17.693220][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.693462][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.694156][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   17.694397][   T67] RAX: 00000000ffffffa6 RBX: ff110000108143c0 RCX: 1ff4000000090ed5
[   17.694672][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010814478
[   17.694955][   T67] RBP: ff11000011444000 R08: 1fe2200002102890 R09: ff1100000faa0bd0
[   17.695245][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   17.695530][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.695817][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   17.696153][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.696390][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[   17.696673][   T67] PKRU: 55555554
[   17.696819][   T67] Call Trace:
[   17.696958][   T67]  <TASK>
[   17.697053][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   17.697287][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   17.697517][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.697705][   T67]  ? rtnl_is_locked+0x15/0x20
[   17.697898][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   17.698147][   T67]  default_device_exit_batch+0x38b/0x600
[   17.698341][   T67]  ? unregister_netdev+0x60/0x60
[   17.698532][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   17.698735][   T67]  ops_undo_list+0x2ce/0x8f0
[   17.698927][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   17.699119][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.699311][   T67]  cleanup_net+0x431/0x890
[   17.699500][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   17.699689][   T67]  ? process_one_work+0xdb7/0x1410
[   17.699884][   T67]  ? lock_acquire+0x134/0x160
[   17.700075][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.700296][   T67]  process_one_work+0xdf8/0x1410
[   17.700491][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   17.700678][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   17.700878][   T67]  worker_thread+0x4f1/0xd60
[   17.701073][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.701268][   T67]  ? __kthread_parkme+0xbd/0x210
[   17.701453][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.701638][   T67]  kthread+0x367/0x460
[   17.701781][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   17.702012][   T67]  ? kthread_affine_node+0x330/0x330
[   17.702209][   T67]  ret_from_fork+0x474/0x6b0
[   17.702400][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   17.702634][   T67]  ? __switch_to+0x5a3/0xe00
[   17.702828][   T67]  ? kthread_affine_node+0x330/0x330
[   17.703021][   T67]  ret_from_fork_asm+0x11/0x20
[   17.703229][   T67]  </TASK>
[   17.703366][   T67] irq event stamp: 52673
[   17.703504][   T67] hardirqs last  enabled at (52681): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.703840][   T67] hardirqs last disabled at (52688): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.704168][   T67] softirqs last  enabled at (52190): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   17.704490][   T67] softirqs last disabled at (52188): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   17.704815][   T67] ---[ end trace 0000000000000000 ]---
[   17.707451][   T67] ------------[ cut here ]------------
[   17.707640][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   17.708004][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.708434][   T67] Tainted: [W]=WARN
[   17.708575][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.708812][   T67] Workqueue: netns cleanup_net
[   17.709006][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.709258][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.709921][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   17.710171][   T67] RAX: 00000000ffffffa6 RBX: ff11000013db3540 RCX: 1ff4000000090ed5
[   17.710448][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013db35f8
[   17.710733][   T67] RBP: ff11000013989000 R08: 1fe22000027b66c0 R09: ff1100000faa0bd0
[   17.711009][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   17.711302][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.711588][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   17.711922][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.712166][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[   17.712448][   T67] PKRU: 55555554
[   17.712622][   T67] Call Trace:
[   17.712772][   T67]  <TASK>
[   17.712870][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   17.713119][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   17.713357][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.713546][   T67]  ? rtnl_is_locked+0x15/0x20
[   17.713736][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   17.713962][   T67]  default_device_exit_batch+0x38b/0x600
[   17.714170][   T67]  ? unregister_netdev+0x60/0x60
[   17.714359][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   17.714551][   T67]  ops_undo_list+0x2ce/0x8f0
[   17.714745][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   17.714931][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.715130][   T67]  cleanup_net+0x431/0x890
[   17.715321][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   17.715511][   T67]  ? process_one_work+0xdb7/0x1410
[   17.715696][   T67]  ? lock_acquire+0x134/0x160
[   17.715886][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.716074][   T67]  process_one_work+0xdf8/0x1410
[   17.716280][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   17.716466][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   17.716662][   T67]  worker_thread+0x4f1/0xd60
[   17.716860][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.717047][   T67]  ? __kthread_parkme+0xbd/0x210
[   17.717263][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.717452][   T67]  kthread+0x367/0x460
[   17.717592][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   17.717826][   T67]  ? kthread_affine_node+0x330/0x330
[   17.718014][   T67]  ret_from_fork+0x474/0x6b0
[   17.718213][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   17.718454][   T67]  ? __switch_to+0x5a3/0xe00
[   17.718645][   T67]  ? kthread_affine_node+0x330/0x330
[   17.718836][   T67]  ret_from_fork_asm+0x11/0x20
[   17.719035][   T67]  </TASK>
[   17.719186][   T67] irq event stamp: 55325
[   17.719325][   T67] hardirqs last  enabled at (55333): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.719651][   T67] hardirqs last disabled at (55340): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.719975][   T67] softirqs last  enabled at (54858): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   17.720299][   T67] softirqs last disabled at (54856): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   17.720617][   T67] ---[ end trace 0000000000000000 ]---
[   17.722790][   T67] vethA (unregistering): left promiscuous mode
[   17.723241][   T67] ------------[ cut here ]------------
[   17.723423][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   17.723787][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.725053][   T67] Tainted: [W]=WARN
[   17.725294][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.725525][   T67] Workqueue: netns cleanup_net
[   17.725716][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.725961][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.726709][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   17.726949][   T67] RAX: 00000000ffffffa6 RBX: ff11000013db3e00 RCX: 1ff4000000090ed5
[   17.727316][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013db3eb8
[   17.727604][   T67] RBP: ff11000013a0c000 R08: 1fe22000027b67d8 R09: ff1100000faa0bd0
[   17.727884][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   17.728274][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.728565][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   17.728892][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.729209][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[   17.729489][   T67] PKRU: 55555554
[   17.729628][   T67] Call Trace:
[   17.729781][   T67]  <TASK>
[   17.729881][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   17.730200][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   17.730432][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.730625][   T67]  ? rtnl_is_locked+0x15/0x20
[   17.730813][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   17.731060][   T67]  default_device_exit_batch+0x38b/0x600
[   17.731337][   T67]  ? unregister_netdev+0x60/0x60
[   17.731521][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   17.731708][   T67]  ops_undo_list+0x2ce/0x8f0
[   17.731901][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   17.732081][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.732362][   T67]  cleanup_net+0x431/0x890
[   17.732582][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   17.732775][   T67]  ? process_one_work+0xdb7/0x1410
[   17.732963][   T67]  ? lock_acquire+0x134/0x160
[   17.733235][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.733426][   T67]  process_one_work+0xdf8/0x1410
[   17.733618][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   17.733808][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   17.734006][   T67]  worker_thread+0x4f1/0xd60
[   17.734284][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.734496][   T67]  ? __kthread_parkme+0xbd/0x210
[   17.734683][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.734876][   T67]  kthread+0x367/0x460
[   17.735016][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   17.735363][   T67]  ? kthread_affine_node+0x330/0x330
[   17.735551][   T67]  ret_from_fork+0x474/0x6b0
[   17.735747][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   17.735979][   T67]  ? __switch_to+0x5a3/0xe00
[   17.736253][   T67]  ? kthread_affine_node+0x330/0x330
[   17.736438][   T67]  ret_from_fork_asm+0x11/0x20
[   17.736632][   T67]  </TASK>
[   17.736786][   T67] irq event stamp: 60067
[   17.736929][   T67] hardirqs last  enabled at (60075): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.737339][   T67] hardirqs last disabled at (60180): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.737654][   T67] softirqs last  enabled at (60178): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   17.737977][   T67] softirqs last disabled at (60083): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   17.738386][   T67] ---[ end trace 0000000000000000 ]---
[   17.741134][   T67] ------------[ cut here ]------------
[   17.741369][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   17.741789][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.742299][   T67] Tainted: [W]=WARN
[   17.742499][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.742786][   T67] Workqueue: netns cleanup_net
[   17.743034][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.743357][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.744089][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   17.744397][   T67] RAX: 00000000ffffffa6 RBX: ff11000004db2900 RCX: 1ff4000000090ed5
[   17.744723][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004db29b8
[   17.745062][   T67] RBP: ff110000139fc000 R08: 1fe22000009b6538 R09: ff1100000faa0bd0
[   17.745418][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   17.745761][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.746111][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   17.746488][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.746780][   T67] CR2: 00007f2bfb6270a0 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   17.747133][   T67] PKRU: 55555554
[   17.747327][   T67] Call Trace:
[   17.747519][   T67]  <TASK>
[   17.747670][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   17.747966][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   17.748271][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.748510][   T67]  ? rtnl_is_locked+0x15/0x20
[   17.748756][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   17.749052][   T67]  default_device_exit_batch+0x38b/0x600
[   17.749330][   T67]  ? unregister_netdev+0x60/0x60
[   17.749578][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   17.749829][   T67]  ops_undo_list+0x2ce/0x8f0
[   17.750065][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   17.750341][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.750578][   T67]  cleanup_net+0x431/0x890
[   17.750829][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   17.751065][   T67]  ? process_one_work+0xdb7/0x1410
[   17.751330][   T67]  ? lock_acquire+0x134/0x160
[   17.751573][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.751825][   T67]  process_one_work+0xdf8/0x1410
[   17.752066][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   17.752320][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   17.752568][   T67]  worker_thread+0x4f1/0xd60
[   17.752837][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.753077][   T67]  ? __kthread_parkme+0xbd/0x210
[   17.753332][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.753574][   T67]  kthread+0x367/0x460
[   17.753775][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   17.754057][   T67]  ? kthread_affine_node+0x330/0x330
[   17.754314][   T67]  ret_from_fork+0x474/0x6b0
[   17.754561][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   17.754852][   T67]  ? __switch_to+0x5a3/0xe00
[   17.755087][   T67]  ? kthread_affine_node+0x330/0x330
[   17.755346][   T67]  ret_from_fork_asm+0x11/0x20
[   17.755593][   T67]  </TASK>
[   17.755786][   T67] irq event stamp: 63405
[   17.755973][   T67] hardirqs last  enabled at (63415): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.756360][   T67] hardirqs last disabled at (63426): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.756736][   T67] softirqs last  enabled at (62982): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   17.757132][   T67] softirqs last disabled at (62975): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   17.757507][   T67] ---[ end trace 0000000000000000 ]---
[   17.776724][   T67] vethB (unregistering): left promiscuous mode
[   17.777343][   T67] ------------[ cut here ]------------
[   17.777581][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   17.778021][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.778517][   T67] Tainted: [W]=WARN
[   17.778717][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.779017][   T67] Workqueue: netns cleanup_net
[   17.779294][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.779600][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.780565][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   17.780864][   T67] RAX: 00000000ffffffa6 RBX: ff11000004db3000 RCX: 1ff4000000090ed5
[   17.781211][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004db30b8
[   17.781545][   T67] RBP: ff11000010f09000 R08: 1fe22000009b6618 R09: ff1100000faa0bd0
[   17.781889][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   17.782237][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.782578][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   17.782974][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.783293][   T67] CR2: 00007f2bfb6270a0 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   17.783632][   T67] PKRU: 55555554
[   17.783833][   T67] Call Trace:
[   17.784027][   T67]  <TASK>
[   17.784199][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   17.784495][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   17.784783][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.785027][   T67]  ? rtnl_is_locked+0x15/0x20
[   17.785288][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   17.785585][   T67]  default_device_exit_batch+0x38b/0x600
[   17.785844][   T67]  ? unregister_netdev+0x60/0x60
[   17.786091][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   17.786360][   T67]  ops_undo_list+0x2ce/0x8f0
[   17.786607][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   17.786889][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.787163][   T67]  cleanup_net+0x431/0x890
[   17.787413][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   17.787654][   T67]  ? process_one_work+0xdb7/0x1410
[   17.787908][   T67]  ? lock_acquire+0x134/0x160
[   17.788187][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.788432][   T67]  process_one_work+0xdf8/0x1410
[   17.788677][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   17.788919][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   17.789180][   T67]  worker_thread+0x4f1/0xd60
[   17.789421][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.789657][   T67]  ? __kthread_parkme+0xbd/0x210
[   17.789902][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.790163][   T67]  kthread+0x367/0x460
[   17.790359][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   17.790646][   T67]  ? kthread_affine_node+0x330/0x330
[   17.790894][   T67]  ret_from_fork+0x474/0x6b0
[   17.791150][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   17.791436][   T67]  ? __switch_to+0x5a3/0xe00
[   17.791679][   T67]  ? kthread_affine_node+0x330/0x330
[   17.791935][   T67]  ret_from_fork_asm+0x11/0x20
[   17.792201][   T67]  </TASK>
[   17.792406][   T67] irq event stamp: 78581
[   17.792598][   T67] hardirqs last  enabled at (78591): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.792994][   T67] hardirqs last disabled at (78600): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.793383][   T67] softirqs last  enabled at (78108): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   17.793773][   T67] softirqs last disabled at (77895): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   17.794199][   T67] ---[ end trace 0000000000000000 ]---
[   17.810279][   T67] ------------[ cut here ]------------
[   17.810552][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   17.811015][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.811622][   T67] Tainted: [W]=WARN
[   17.811824][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.812124][   T67] Workqueue: netns cleanup_net
[   17.812372][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.812665][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.813390][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   17.813673][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ec5e00 RCX: 1ff4000000090ed5
[   17.814013][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ec5eb8
[   17.814359][   T67] RBP: ff11000010f61000 R08: 1fe22000027d8bd8 R09: ff1100000faa0bd0
[   17.814687][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   17.815020][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.815365][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   17.815746][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.816036][   T67] CR2: 00007f2bfb6270a0 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   17.816375][   T67] PKRU: 55555554
[   17.816562][   T67] Call Trace:
[   17.816757][   T67]  <TASK>
[   17.816906][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   17.817205][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   17.817485][   T67]  ? mutex_is_locked+0x1c/0x50
[   17.817721][   T67]  ? rtnl_is_locked+0x15/0x20
[   17.817970][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   17.818271][   T67]  default_device_exit_batch+0x38b/0x600
[   17.818510][   T67]  ? unregister_netdev+0x60/0x60
[   17.818753][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   17.818994][   T67]  ops_undo_list+0x2ce/0x8f0
[   17.819250][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   17.819484][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.819736][   T67]  cleanup_net+0x431/0x890
[   17.819972][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   17.820221][   T67]  ? process_one_work+0xdb7/0x1410
[   17.820460][   T67]  ? lock_acquire+0x134/0x160
[   17.820694][   T67]  ? rcu_is_watching+0x15/0xd0
[   17.820939][   T67]  process_one_work+0xdf8/0x1410
[   17.821194][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   17.821433][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   17.821701][   T67]  worker_thread+0x4f1/0xd60
[   17.821951][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.822199][   T67]  ? __kthread_parkme+0xbd/0x210
[   17.822437][   T67]  ? rescuer_thread+0x1320/0x1320
[   17.822671][   T67]  kthread+0x367/0x460
[   17.822867][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   17.823159][   T67]  ? kthread_affine_node+0x330/0x330
[   17.823398][   T67]  ret_from_fork+0x474/0x6b0
[   17.823635][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   17.823918][   T67]  ? __switch_to+0x5a3/0xe00
[   17.824171][   T67]  ? kthread_affine_node+0x330/0x330
[   17.824406][   T67]  ret_from_fork_asm+0x11/0x20
[   17.824648][   T67]  </TASK>
[   17.824841][   T67] irq event stamp: 89691
[   17.825030][   T67] hardirqs last  enabled at (89701): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.825413][   T67] hardirqs last disabled at (89712): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.825781][   T67] softirqs last  enabled at (89160): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   17.826161][   T67] softirqs last disabled at (89023): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   17.826526][   T67] ---[ end trace 0000000000000000 ]---
[   17.835093][  T234] ------------[ cut here ]------------
[   17.835248][  T234] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/234
[   17.835474][  T234] CPU: 0 UID: 0 PID: 234 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.835741][  T234] Tainted: [W]=WARN
[   17.835839][  T234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.835999][  T234] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.836217][  T234] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.836673][  T234] RSP: 0018:ffa0000000a87ab0 EFLAGS: 00010286
[   17.836840][  T234] RAX: 00000000ffffffa6 RBX: ff11000013ec51c0 RCX: 1ff4000000150f1c
[   17.837030][  T234] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ec5278
[   17.837253][  T234] RBP: ff110000158cc000 R08: 1fe22000027d8a50 R09: ff11000004d92e80
[   17.837452][  T234] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   17.837644][  T234] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000158cc000
[   17.837845][  T234] FS:  00007f665f057840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   17.838075][  T234] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.838245][  T234] CR2: 00007f665f2617d0 CR3: 00000000159ab005 CR4: 0000000000771ef0
[   17.838440][  T234] PKRU: 55555554
[   17.838537][  T234] Call Trace:
[   17.838634][  T234]  <TASK>
[   17.838702][  T234]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   17.838835][  T234]  ? notifier_call_chain+0xb0/0x320
[   17.838964][  T234]  rtmsg_ifinfo+0x5c/0xb0
[   17.839062][  T234]  register_netdevice+0x137a/0x1980
[   17.839199][  T234]  ? unregister_netdevice_queue+0x470/0x470
[   17.839365][  T234]  register_netdev+0x23/0x40
[   17.839493][  T234]  loopback_net_init+0x7d/0x150
[   17.839623][  T234]  ops_init+0x187/0x560
[   17.839721][  T234]  setup_net+0x11b/0x3b0
[   17.839822][  T234]  ? unregister_pernet_device+0x80/0x80
[   17.839949][  T234]  ? lockdep_init_map_type+0x5d/0x250
[   17.840081][  T234]  ? mutex_init_lockdep+0xf6/0x120
[   17.840222][  T234]  copy_net_ns+0x2fd/0x450
[   17.840353][  T234]  create_new_namespaces+0x371/0xa10
[   17.840481][  T234]  unshare_nsproxy_namespaces+0xa5/0x150
[   17.840608][  T234]  ksys_unshare+0x47e/0x8c0
[   17.840741][  T234]  ? walk_process_tree+0x350/0x350
[   17.840875][  T234]  ? __ia32_sys_open+0x1b0/0x1b0
[   17.841015][  T234]  __x64_sys_unshare+0x34/0x50
[   17.841149][  T234]  ? do_syscall_64+0x82/0xfc0
[   17.841283][  T234]  do_syscall_64+0x117/0xfc0
[   17.841411][  T234]  ? trace_hardirqs_off+0xd/0x30
[   17.841555][  T234]  ? exc_page_fault+0xee/0x100
[   17.841686][  T234]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   17.841848][  T234] RIP: 0033:0x7f665f319bcb
[   17.841983][  T234] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   17.842449][  T234] RSP: 002b:00007ffd787507c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   17.842643][  T234] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f665f319bcb
[   17.842859][  T234] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   17.843050][  T234] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   17.843245][  T234] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd787529f0
[   17.843436][  T234] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd787548c6
[   17.843635][  T234]  </TASK>
[   17.843738][  T234] irq event stamp: 15801
[   17.843835][  T234] hardirqs last  enabled at (15809): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.844088][  T234] hardirqs last disabled at (15816): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.844316][  T234] softirqs last  enabled at (15404): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   17.844544][  T234] softirqs last disabled at (15339): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   17.844776][  T234] ---[ end trace 0000000000000000 ]---
[   17.847769][  T234] ------------[ cut here ]------------
[   17.847909][  T234] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/234
[   17.848139][  T234] CPU: 0 UID: 0 PID: 234 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.848404][  T234] Tainted: [W]=WARN
[   17.848501][  T234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.848661][  T234] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.848835][  T234] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.849296][  T234] RSP: 0018:ffa0000000a87a98 EFLAGS: 00010286
[   17.849458][  T234] RAX: 00000000ffffffa6 RBX: ff110000102f91c0 RCX: 1ff4000000150f19
[   17.849646][  T234] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000102f9278
[   17.849843][  T234] RBP: ff11000005209000 R08: 1fe220000205f250 R09: ff11000004d92e80
[   17.850034][  T234] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   17.850229][  T234] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005209000
[   17.850423][  T234] FS:  00007f665f057840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   17.850647][  T234] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.850812][  T234] CR2: 00007f665f2617d0 CR3: 00000000159ab005 CR4: 0000000000771ef0
[   17.851010][  T234] PKRU: 55555554
[   17.851111][  T234] Call Trace:
[   17.851206][  T234]  <TASK>
[   17.851272][  T234]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   17.851398][  T234]  ? notifier_call_chain+0xb0/0x320
[   17.851525][  T234]  rtmsg_ifinfo+0x5c/0xb0
[   17.851625][  T234]  register_netdevice+0x137a/0x1980
[   17.851761][  T234]  ? unregister_netdevice_queue+0x470/0x470
[   17.851924][  T234]  ? alloc_netdev_mqs+0xed0/0x1490
[   17.852054][  T234]  register_netdev+0x23/0x40
[   17.852188][  T234]  sit_init_net+0x299/0x570
[   17.852322][  T234]  ops_init+0x187/0x560
[   17.852423][  T234]  setup_net+0x11b/0x3b0
[   17.852520][  T234]  ? unregister_pernet_device+0x80/0x80
[   17.852650][  T234]  ? lockdep_init_map_type+0x5d/0x250
[   17.852784][  T234]  ? mutex_init_lockdep+0xf6/0x120
[   17.852916][  T234]  copy_net_ns+0x2fd/0x450
[   17.853046][  T234]  create_new_namespaces+0x371/0xa10
[   17.853181][  T234]  unshare_nsproxy_namespaces+0xa5/0x150
[   17.853309][  T234]  ksys_unshare+0x47e/0x8c0
[   17.853439][  T234]  ? walk_process_tree+0x350/0x350
[   17.853571][  T234]  ? __ia32_sys_open+0x1b0/0x1b0
[   17.853704][  T234]  __x64_sys_unshare+0x34/0x50
[   17.853834][  T234]  ? do_syscall_64+0x82/0xfc0
[   17.853963][  T234]  do_syscall_64+0x117/0xfc0
[   17.854088][  T234]  ? trace_hardirqs_off+0xd/0x30
[   17.854221][  T234]  ? exc_page_fault+0xee/0x100
[   17.854349][  T234]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   17.854505][  T234] RIP: 0033:0x7f665f319bcb
[   17.854664][  T234] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   17.855134][  T234] RSP: 002b:00007ffd787507c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   17.855328][  T234] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f665f319bcb
[   17.855534][  T234] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   17.855722][  T234] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   17.855917][  T234] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd787529f0
[   17.856111][  T234] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd787548c6
[   17.856368][  T234]  </TASK>
[   17.856463][  T234] irq event stamp: 17707
[   17.856561][  T234] hardirqs last  enabled at (17715): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.856793][  T234] hardirqs last disabled at (17722): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.857015][  T234] softirqs last  enabled at (17238): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   17.857265][  T234] softirqs last disabled at (17236): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   17.857491][  T234] ---[ end trace 0000000000000000 ]---
[   17.895911][  T235] ------------[ cut here ]------------
[   17.896118][  T235] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/235
[   17.896367][  T235] CPU: 0 UID: 0 PID: 235 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   17.896659][  T235] Tainted: [W]=WARN
[   17.896762][  T235] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.896927][  T235] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   17.897113][  T235] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   17.897589][  T235] RSP: 0018:ffa0000000a97020 EFLAGS: 00010286
[   17.897760][  T235] RAX: 00000000ffffffa6 RBX: ff110000102f8740 RCX: 1ff4000000152dca
[   17.897955][  T235] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000102f87f8
[   17.898193][  T235] RBP: ff110000158cc000 R08: 1fe220000205f100 R09: ff11000011ec5158
[   17.898417][  T235] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   17.898623][  T235] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000158ccce1
[   17.898825][  T235] FS:  00007faccffaa840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   17.899056][  T235] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.899232][  T235] CR2: 000000002d4b2988 CR3: 0000000015e37001 CR4: 0000000000771ef0
[   17.899430][  T235] PKRU: 55555554
[   17.899528][  T235] Call Trace:
[   17.899632][  T235]  <TASK>
[   17.899702][  T235]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   17.899840][  T235]  rtmsg_ifinfo+0x5c/0xb0
[   17.899941][  T235]  ? mark_held_locks+0x40/0x70
[   17.900074][  T235]  __dev_notify_flags+0x1b8/0x280
[   17.900220][  T235]  ? netif_change_name+0x8c0/0x8c0
[   17.900355][  T235]  ? __dev_change_flags+0x4a4/0x660
[   17.900487][  T235]  ? netif_set_allmulti+0x250/0x250
[   17.900619][  T235]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.900757][  T235]  ? is_bpf_text_address+0x68/0x110
[   17.900893][  T235]  netif_change_flags+0xfe/0x190
[   17.901026][  T235]  do_setlink.isra.0+0x1cc3/0x2750
[   17.901535][  T235]  ? rtnl_link_get_size+0x350/0x350
[   17.901670][  T235]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   17.901842][  T235]  ? rcu_read_lock_any_held+0x3c/0x90
[   17.901975][  T235]  ? validate_chain+0x38b/0xc20
[   17.902112][  T235]  ? rcu_read_lock_any_held+0x66/0x90
[   17.902244][  T235]  ? stack_depot_save_flags+0x367/0x770
[   17.902382][  T235]  ? __lock_acquire+0x508/0xc10
[   17.902514][  T235]  ? lock_acquire.part.0+0xbc/0x260
[   17.902644][  T235]  ? rtnl_newlink+0x883/0xea0
[   17.902785][  T235]  ? rcu_is_watching+0x15/0xd0
[   17.902915][  T235]  ? lock_acquire+0x134/0x160
[   17.903044][  T235]  ? rcu_is_watching+0x15/0xd0
[   17.903178][  T235]  ? rcu_is_watching+0x15/0xd0
[   17.903308][  T235]  ? trace_contention_end+0xb3/0x1a0
[   17.903442][  T235]  ? __mutex_lock+0x1db/0x2010
[   17.903575][  T235]  ? __mutex_lock+0x9b2/0x2010
[   17.903704][  T235]  ? rtnl_newlink+0x883/0xea0
[   17.903839][  T235]  ? ww_mutex_lock+0x160/0x160
[   17.903971][  T235]  ? __rtnl_newlink+0x3fa/0xa50
[   17.904109][  T235]  rtnl_newlink+0x8d1/0xea0
[   17.904240][  T235]  ? lock_acquire.part.0+0xbc/0x260
[   17.904372][  T235]  ? __rtnl_newlink+0xa50/0xa50
[   17.904502][  T235]  ? mark_usage+0x61/0x170
[   17.904632][  T235]  ? lock_acquire.part.0+0xbc/0x260
[   17.904765][  T235]  ? find_held_lock+0x2b/0x80
[   17.904894][  T235]  ? __rtnl_newlink+0xa50/0xa50
[   17.905025][  T235]  ? __lock_release.isra.0+0x6b/0x1a0
[   17.905166][  T235]  ? __rtnl_newlink+0xa50/0xa50
[   17.905297][  T235]  rtnetlink_rcv_msg+0x40d/0x9e0
[   17.905435][  T235]  ? validate_chain+0x38b/0xc20
[   17.905567][  T235]  ? rtnl_stats_set+0x3f0/0x3f0
[   17.905696][  T235]  ? __lock_acquire+0x508/0xc10
[   17.905830][  T235]  ? lock_acquire.part.0+0xbc/0x260
[   17.905959][  T235]  ? find_held_lock+0x2b/0x80
[   17.906111][  T235]  netlink_rcv_skb+0x14e/0x3a0
[   17.906243][  T235]  ? rtnl_stats_set+0x3f0/0x3f0
[   17.906376][  T235]  ? netlink_ack+0xcd0/0xcd0
[   17.906511][  T235]  ? netlink_deliver_tap+0xc5/0x330
[   17.906645][  T235]  ? netlink_deliver_tap+0x13c/0x330
[   17.906781][  T235]  netlink_unicast+0x486/0x750
[   17.906911][  T235]  ? netlink_attachskb+0x810/0x810
[   17.907041][  T235]  ? __lock_acquire+0x508/0xc10
[   17.907175][  T235]  netlink_sendmsg+0x735/0xc60
[   17.907305][  T235]  ? netlink_unicast+0x750/0x750
[   17.907435][  T235]  ? __might_fault+0x97/0x140
[   17.907566][  T235]  ____sys_sendmsg+0x419/0x850
[   17.907695][  T235]  ? copy_msghdr_from_user+0x2a0/0x460
[   17.907829][  T235]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   17.907990][  T235]  ? move_addr_to_kernel+0x40/0x40
[   17.908126][  T235]  ? stack_depot_save_flags+0x367/0x770
[   17.908257][  T235]  ? validate_chain+0x38b/0xc20
[   17.908389][  T235]  ___sys_sendmsg+0x14e/0x1d0
[   17.908518][  T235]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   17.908685][  T235]  ? copy_msghdr_from_user+0x460/0x460
[   17.908833][  T235]  __sys_sendmsg+0x145/0x1f0
[   17.908968][  T235]  ? __sys_sendmsg_sock+0x20/0x20
[   17.909108][  T235]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   17.909271][  T235]  ? do_raw_spin_unlock+0x59/0x250
[   17.909404][  T235]  ? rcu_is_watching+0x15/0xd0
[   17.909535][  T235]  do_syscall_64+0x117/0xfc0
[   17.909669][  T235]  ? trace_hardirqs_off+0xd/0x30
[   17.909806][  T235]  ? exc_page_fault+0xee/0x100
[   17.909937][  T235]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   17.910103][  T235] RIP: 0033:0x7facd01e408e
[   17.910245][  T235] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   17.910706][  T235] RSP: 002b:00007fff17bbe680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.910906][  T235] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007facd01e408e
[   17.911108][  T235] RDX: 0000000000000000 RSI: 00007fff17bbe730 RDI: 0000000000000005
[   17.911305][  T235] RBP: 00007fff17bbe690 R08: 0000000000000000 R09: 0000000000000000
[   17.911501][  T235] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c675
[   17.911695][  T235] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff17bbee00
[   17.911899][  T235]  </TASK>
[   17.911997][  T235] irq event stamp: 15281
[   17.912095][  T235] hardirqs last  enabled at (15289): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   17.912329][  T235] hardirqs last disabled at (15298): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   17.912554][  T235] softirqs last  enabled at (14676): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   17.913059][  T235] softirqs last disabled at (14091): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   17.913291][  T235] ---[ end trace 0000000000000000 ]---
[   18.089443][   T67] ------------[ cut here ]------------
[   18.089668][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   18.090032][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.090475][   T67] Tainted: [W]=WARN
[   18.090615][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.090844][   T67] Workqueue: netns cleanup_net
[   18.091045][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.091289][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.091940][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   18.092179][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ecd380 RCX: 1ff4000000090eed
[   18.092443][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ecd438
[   18.092711][   T67] RBP: ff110000133cc000 R08: 1fe22000027d9a88 R09: ff1100000faa0bd0
[   18.092991][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   18.093272][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.093546][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   18.093869][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.094105][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[   18.094373][   T67] PKRU: 55555554
[   18.094507][   T67] Call Trace:
[   18.094641][   T67]  <TASK>
[   18.094743][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   18.094975][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   18.095205][   T67]  ? queue_rcu_work+0x7c/0xa0
[   18.095389][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   18.095570][   T67]  ? rtnl_is_locked+0x15/0x20
[   18.095754][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   18.095934][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.096121][   T67]  ops_undo_list+0x615/0x8f0
[   18.096307][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   18.096485][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.096672][   T67]  cleanup_net+0x431/0x890
[   18.096864][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   18.097046][   T67]  ? process_one_work+0xdb7/0x1410
[   18.097234][   T67]  ? lock_acquire+0x134/0x160
[   18.097416][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.097597][   T67]  process_one_work+0xdf8/0x1410
[   18.097781][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   18.097960][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   18.098159][   T67]  worker_thread+0x4f1/0xd60
[   18.098347][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.098525][   T67]  ? __kthread_parkme+0xbd/0x210
[   18.098707][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.098890][   T67]  kthread+0x367/0x460
[   18.099027][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   18.099262][   T67]  ? kthread_affine_node+0x330/0x330
[   18.099440][   T67]  ret_from_fork+0x474/0x6b0
[   18.099624][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   18.099850][   T67]  ? __switch_to+0x5a3/0xe00
[   18.100028][   T67]  ? kthread_affine_node+0x330/0x330
[   18.100218][   T67]  ret_from_fork_asm+0x11/0x20
[   18.100405][   T67]  </TASK>
[   18.100538][   T67] irq event stamp: 97653
[   18.100671][   T67] hardirqs last  enabled at (97661): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.100984][   T67] hardirqs last disabled at (97668): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.101306][   T67] softirqs last  enabled at (97496): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   18.101618][   T67] softirqs last disabled at (97491): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   18.101938][   T67] ---[ end trace 0000000000000000 ]---
[   18.113084][   T67] vethA: left promiscuous mode
[   18.113418][   T67] ------------[ cut here ]------------
[   18.113619][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   18.114033][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.114531][   T67] Tainted: [W]=WARN
[   18.114687][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.114948][   T67] Workqueue: netns cleanup_net
[   18.115181][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.115458][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.116213][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   18.116475][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ecc200 RCX: 1ff4000000090eae
[   18.116787][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ecc2b8
[   18.117105][   T67] RBP: ff11000013f29000 R08: 1fe22000027d9858 R09: ff1100000faa0bd0
[   18.117409][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   18.117715][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000266b350
[   18.118030][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   18.118398][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.118656][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49002 CR4: 0000000000771ef0
[   18.118965][   T67] PKRU: 55555554
[   18.119124][   T67] Call Trace:
[   18.119275][   T67]  <TASK>
[   18.119377][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   18.119581][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   18.119747][   T67]  __dev_notify_flags+0x1b8/0x280
[   18.119949][   T67]  ? netdev_info+0xe2/0x116
[   18.120160][   T67]  ? netdev_notice+0x120/0x120
[   18.120369][   T67]  ? netif_change_name+0x8c0/0x8c0
[   18.120576][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   18.120833][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   18.121037][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   18.121252][   T67]  __dev_set_promiscuity+0x194/0x230
[   18.121455][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   18.121658][   T67]  netif_set_promiscuity+0x4c/0xc0
[   18.121868][   T67]  dev_set_promiscuity+0x9d/0x150
[   18.122074][   T67]  hsr_del_port+0x36d/0x490
[   18.122290][   T67]  hsr_del_ports+0x24/0x80
[   18.122493][   T67]  hsr_dellink+0x5d/0x90
[   18.122649][   T67]  default_device_exit_batch+0x19d/0x600
[   18.122858][   T67]  ? unregister_netdev+0x60/0x60
[   18.123047][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   18.123254][   T67]  ops_undo_list+0x2ce/0x8f0
[   18.123459][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   18.123657][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.123863][   T67]  cleanup_net+0x431/0x890
[   18.124064][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   18.124272][   T67]  ? process_one_work+0xdb7/0x1410
[   18.124475][   T67]  ? lock_acquire+0x134/0x160
[   18.124674][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.124884][   T67]  process_one_work+0xdf8/0x1410
[   18.125092][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   18.125516][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   18.125726][   T67]  worker_thread+0x4f1/0xd60
[   18.125938][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.126149][   T67]  ? __kthread_parkme+0xbd/0x210
[   18.126357][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.126561][   T67]  kthread+0x367/0x460
[   18.126717][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   18.126977][   T67]  ? kthread_affine_node+0x330/0x330
[   18.127190][   T67]  ret_from_fork+0x474/0x6b0
[   18.127399][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   18.127653][   T67]  ? __switch_to+0x5a3/0xe00
[   18.127862][   T67]  ? kthread_affine_node+0x330/0x330
[   18.128067][   T67]  ret_from_fork_asm+0x11/0x20
[   18.128289][   T67]  </TASK>
[   18.128441][   T67] irq event stamp: 99375
[   18.128593][   T67] hardirqs last  enabled at (99383): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.128952][   T67] hardirqs last disabled at (99390): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.129312][   T67] softirqs last  enabled at (98902): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   18.129663][   T67] softirqs last disabled at (98897): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   18.130017][   T67] ---[ end trace 0000000000000000 ]---
[   18.130460][   T67] ------------[ cut here ]------------
[   18.130653][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   18.131040][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.131500][   T67] Tainted: [W]=WARN
[   18.131653][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.131905][   T67] Workqueue: netns cleanup_net
[   18.132976][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.133246][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.133947][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   18.134201][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ecc040 RCX: 1ff4000000090eb2
[   18.134491][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ecc0f8
[   18.134790][   T67] RBP: ff11000013f29000 R08: 1fe22000027d9820 R09: ff1100000faa0bd0
[   18.135086][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   18.135411][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   18.135710][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   18.136063][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.136319][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49002 CR4: 0000000000771ef0
[   18.136620][   T67] PKRU: 55555554
[   18.136772][   T67] Call Trace:
[   18.136917][   T67]  <TASK>
[   18.137020][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.137226][   T67]  rtnetlink_event+0xe0/0x1f0
[   18.137424][   T67]  notifier_call_chain+0xb0/0x320
[   18.137624][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   18.137828][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   18.138080][   T67]  ? find_held_lock+0x2b/0x80
[   18.138289][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   18.138486][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   18.138726][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   18.138910][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   18.139112][   T67]  hsr_del_port+0x25a/0x490
[   18.139306][   T67]  hsr_del_ports+0x24/0x80
[   18.139500][   T67]  hsr_dellink+0x5d/0x90
[   18.139650][   T67]  default_device_exit_batch+0x19d/0x600
[   18.139852][   T67]  ? unregister_netdev+0x60/0x60
[   18.140051][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   18.140263][   T67]  ops_undo_list+0x2ce/0x8f0
[   18.140463][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   18.140660][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.140871][   T67]  cleanup_net+0x431/0x890
[   18.141069][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   18.141275][   T67]  ? process_one_work+0xdb7/0x1410
[   18.141471][   T67]  ? lock_acquire+0x134/0x160
[   18.141666][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.141871][   T67]  process_one_work+0xdf8/0x1410
[   18.142070][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   18.142275][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   18.142483][   T67]  worker_thread+0x4f1/0xd60
[   18.142683][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.142887][   T67]  ? __kthread_parkme+0xbd/0x210
[   18.143088][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.143295][   T67]  kthread+0x367/0x460
[   18.143443][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   18.143696][   T67]  ? kthread_affine_node+0x330/0x330
[   18.143904][   T67]  ret_from_fork+0x474/0x6b0
[   18.144114][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   18.144363][   T67]  ? __switch_to+0x5a3/0xe00
[   18.144561][   T67]  ? kthread_affine_node+0x330/0x330
[   18.144763][   T67]  ret_from_fork_asm+0x11/0x20
[   18.144968][   T67]  </TASK>
[   18.145125][   T67] irq event stamp: 100947
[   18.145271][   T67] hardirqs last  enabled at (100955): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.145618][   T67] hardirqs last disabled at (100962): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.145966][   T67] softirqs last  enabled at (100480): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   18.146325][   T67] softirqs last disabled at (99585): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   18.146672][   T67] ---[ end trace 0000000000000000 ]---
[   18.147165][   T67] ------------[ cut here ]------------
[   18.147351][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   18.147718][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.148167][   T67] Tainted: [W]=WARN
[   18.148312][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.148548][   T67] Workqueue: netns cleanup_net
[   18.148748][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.148994][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.149675][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   18.149922][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ecc3c0 RCX: 1ff4000000090eaf
[   18.150210][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ecc478
[   18.150492][   T67] RBP: ff1100000ff94000 R08: 1fe22000027d9890 R09: ff1100000faa0bd0
[   18.150780][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   18.151058][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013f29000
[   18.151349][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   18.151678][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.151922][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49002 CR4: 0000000000771ef0
[   18.152214][   T67] PKRU: 55555554
[   18.152358][   T67] Call Trace:
[   18.152504][   T67]  <TASK>
[   18.152631][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   18.152830][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   18.152973][   T67]  netif_close_many+0x2ac/0x640
[   18.153168][   T67]  ? __dev_close_many+0x530/0x530
[   18.153356][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   18.153600][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   18.153847][   T67]  ? mark_held_locks+0x40/0x70
[   18.154038][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.154239][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   18.154474][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.154662][   T67]  ? rtnl_is_locked+0x15/0x20
[   18.154855][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   18.155083][   T67]  ? unregister_netdevice_many+0x20/0x20
[   18.155284][   T67]  default_device_exit_batch+0x38b/0x600
[   18.155476][   T67]  ? unregister_netdev+0x60/0x60
[   18.155668][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   18.155869][   T67]  ops_undo_list+0x2ce/0x8f0
[   18.156063][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   18.156260][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.156459][   T67]  cleanup_net+0x431/0x890
[   18.156652][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   18.156846][   T67]  ? process_one_work+0xdb7/0x1410
[   18.157039][   T67]  ? lock_acquire+0x134/0x160
[   18.157235][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.157427][   T67]  process_one_work+0xdf8/0x1410
[   18.157619][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   18.157815][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   18.158010][   T67]  worker_thread+0x4f1/0xd60
[   18.158214][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.158406][   T67]  ? __kthread_parkme+0xbd/0x210
[   18.158598][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.158790][   T67]  kthread+0x367/0x460
[   18.158933][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   18.159178][   T67]  ? kthread_affine_node+0x330/0x330
[   18.159370][   T67]  ret_from_fork+0x474/0x6b0
[   18.159562][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   18.159805][   T67]  ? __switch_to+0x5a3/0xe00
[   18.159998][   T67]  ? kthread_affine_node+0x330/0x330
[   18.160196][   T67]  ret_from_fork_asm+0x11/0x20
[   18.160393][   T67]  </TASK>
[   18.160538][   T67] irq event stamp: 101749
[   18.160685][   T67] hardirqs last  enabled at (101757): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.161014][   T67] hardirqs last disabled at (101764): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.161371][   T67] softirqs last  enabled at (101214): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   18.161707][   T67] softirqs last disabled at (101212): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   18.162048][   T67] ---[ end trace 0000000000000000 ]---
[   18.163574][   T67] ------------[ cut here ]------------
[   18.163766][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   18.164142][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.164576][   T67] Tainted: [W]=WARN
[   18.164721][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.164965][   T67] Workqueue: netns cleanup_net
[   18.165169][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.165417][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.166105][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   18.166351][   T67] RAX: 00000000ffffffa6 RBX: ff1100000269a740 RCX: 1ff4000000090eaf
[   18.166638][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269a7f8
[   18.166926][   T67] RBP: ff11000013f29000 R08: 1fe22000004d3500 R09: ff1100000faa0bd0
[   18.167221][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   18.167504][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013f2c000
[   18.167798][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   18.168140][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.168386][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49002 CR4: 0000000000771ef0
[   18.168676][   T67] PKRU: 55555554
[   18.168825][   T67] Call Trace:
[   18.168967][   T67]  <TASK>
[   18.169068][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   18.169272][   T67]  ? notifier_call_chain+0xb0/0x320
[   18.169468][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   18.169617][   T67]  netif_close_many+0x2ac/0x640
[   18.169817][   T67]  ? __dev_close_many+0x530/0x530
[   18.170011][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   18.170244][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   18.170492][   T67]  ? mark_held_locks+0x40/0x70
[   18.170684][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.170882][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   18.171133][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.171324][   T67]  ? rtnl_is_locked+0x15/0x20
[   18.171516][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   18.171762][   T67]  ? unregister_netdevice_many+0x20/0x20
[   18.171958][   T67]  default_device_exit_batch+0x38b/0x600
[   18.172160][   T67]  ? unregister_netdev+0x60/0x60
[   18.172351][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   18.172551][   T67]  ops_undo_list+0x2ce/0x8f0
[   18.172752][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   18.172946][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.173152][   T67]  cleanup_net+0x431/0x890
[   18.173348][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   18.173537][   T67]  ? process_one_work+0xdb7/0x1410
[   18.173736][   T67]  ? lock_acquire+0x134/0x160
[   18.173929][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.174138][   T67]  process_one_work+0xdf8/0x1410
[   18.174338][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   18.174532][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   18.174738][   T67]  worker_thread+0x4f1/0xd60
[   18.174932][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.175138][   T67]  ? __kthread_parkme+0xbd/0x210
[   18.175333][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.175530][   T67]  kthread+0x367/0x460
[   18.175675][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   18.175919][   T67]  ? kthread_affine_node+0x330/0x330
[   18.176120][   T67]  ret_from_fork+0x474/0x6b0
[   18.176316][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   18.176556][   T67]  ? __switch_to+0x5a3/0xe00
[   18.176750][   T67]  ? kthread_affine_node+0x330/0x330
[   18.176942][   T67]  ret_from_fork_asm+0x11/0x20
[   18.177146][   T67]  </TASK>
[   18.177287][   T67] irq event stamp: 104191
[   18.177432][   T67] hardirqs last  enabled at (104199): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.177766][   T67] hardirqs last disabled at (104206): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.178095][   T67] softirqs last  enabled at (104096): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   18.178438][   T67] softirqs last disabled at (104091): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   18.178768][   T67] ---[ end trace 0000000000000000 ]---
[   18.180587][   T67] ------------[ cut here ]------------
[   18.180790][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   18.181181][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.181615][   T67] Tainted: [W]=WARN
[   18.181767][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.182008][   T67] Workqueue: netns cleanup_net
[   18.182217][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.182474][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.183181][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   18.183428][   T67] RAX: 00000000ffffffa6 RBX: ff1100000269aac0 RCX: 1ff4000000090eaf
[   18.183722][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269ab78
[   18.184012][   T67] RBP: ff11000013f2c000 R08: 1fe22000004d3570 R09: ff1100000faa0bd0
[   18.184308][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   18.184592][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000767c000
[   18.184888][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   18.185238][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.185478][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49002 CR4: 0000000000771ef0
[   18.185769][   T67] PKRU: 55555554
[   18.185915][   T67] Call Trace:
[   18.186060][   T67]  <TASK>
[   18.186169][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   18.186366][   T67]  ? notifier_call_chain+0xb0/0x320
[   18.186561][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   18.186709][   T67]  netif_close_many+0x2ac/0x640
[   18.186910][   T67]  ? __dev_close_many+0x530/0x530
[   18.187110][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   18.187350][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   18.187589][   T67]  ? mark_held_locks+0x40/0x70
[   18.187793][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.187986][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   18.188234][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.188430][   T67]  ? rtnl_is_locked+0x15/0x20
[   18.188621][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   18.188868][   T67]  ? unregister_netdevice_many+0x20/0x20
[   18.189060][   T67]  default_device_exit_batch+0x38b/0x600
[   18.189261][   T67]  ? unregister_netdev+0x60/0x60
[   18.189447][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   18.189642][   T67]  ops_undo_list+0x2ce/0x8f0
[   18.189860][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   18.190055][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.190261][   T67]  cleanup_net+0x431/0x890
[   18.190454][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   18.190643][   T67]  ? process_one_work+0xdb7/0x1410
[   18.190842][   T67]  ? lock_acquire+0x134/0x160
[   18.191034][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.191237][   T67]  process_one_work+0xdf8/0x1410
[   18.191433][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   18.191624][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   18.191824][   T67]  worker_thread+0x4f1/0xd60
[   18.192012][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.192207][   T67]  ? __kthread_parkme+0xbd/0x210
[   18.192399][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.192583][   T67]  kthread+0x367/0x460
[   18.192727][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   18.192970][   T67]  ? kthread_affine_node+0x330/0x330
[   18.193167][   T67]  ret_from_fork+0x474/0x6b0
[   18.193358][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   18.193598][   T67]  ? __switch_to+0x5a3/0xe00
[   18.193793][   T67]  ? kthread_affine_node+0x330/0x330
[   18.193986][   T67]  ret_from_fork_asm+0x11/0x20
[   18.194196][   T67]  </TASK>
[   18.194339][   T67] irq event stamp: 106533
[   18.194481][   T67] hardirqs last  enabled at (106541): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.194811][   T67] hardirqs last disabled at (106548): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.195154][   T67] softirqs last  enabled at (106078): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   18.195617][   T67] softirqs last disabled at (106073): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   18.195950][   T67] ---[ end trace 0000000000000000 ]---
[   18.200392][   T67] ------------[ cut here ]------------
[   18.200605][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   18.201004][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.202306][   T67] Tainted: [W]=WARN
[   18.202468][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.202726][   T67] Workqueue: netns cleanup_net
[   18.202944][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.203314][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.204048][   T67] RSP: 0018:ffa00000004874d0 EFLAGS: 00010286
[   18.204409][   T67] RAX: 00000000ffffffa6 RBX: ff11000013d31e00 RCX: 1ff4000000090e60
[   18.204710][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d31eb8
[   18.205016][   T67] RBP: ff11000010ec9000 R08: 1fe22000027a63d8 R09: ff1100000faa0bd0
[   18.205415][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   18.205717][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   18.206024][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   18.206480][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.206744][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49002 CR4: 0000000000771ef0
[   18.207054][   T67] PKRU: 55555554
[   18.207313][   T67] Call Trace:
[   18.207468][   T67]  <TASK>
[   18.207577][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   18.207792][   T67]  ? notifier_call_chain+0xb0/0x320
[   18.208002][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   18.208257][   T67]  netif_state_change+0x155/0x340
[   18.208465][   T67]  ? ref_tracker_dir_print+0x100/0x100
[   18.208676][   T67]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   18.208939][   T67]  ? netif_close_many+0x2c9/0x640
[   18.209243][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.209451][   T67]  netif_set_operstate+0xc1/0x100
[   18.209655][   T67]  ? rtnl_put_cacheinfo+0x250/0x250
[   18.209864][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   18.210060][   T67]  ? queue_delayed_work_on+0x95/0x100
[   18.210360][   T67]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   18.210617][   T67]  hsr_netdev_notify+0x387/0xad0
[   18.210825][   T67]  ? unregister_vlan_dev+0x380/0x380
[   18.211032][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   18.211339][   T67]  notifier_call_chain+0xb0/0x320
[   18.211550][   T67]  netif_close_many+0x2c9/0x640
[   18.211765][   T67]  ? __dev_close_many+0x530/0x530
[   18.211970][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   18.212327][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   18.212578][   T67]  ? mark_held_locks+0x40/0x70
[   18.212783][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.212989][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   18.213342][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.213547][   T67]  ? rtnl_is_locked+0x15/0x20
[   18.213753][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   18.214013][   T67]  ? unregister_netdevice_many+0x20/0x20
[   18.214321][   T67]  default_device_exit_batch+0x38b/0x600
[   18.214528][   T67]  ? unregister_netdev+0x60/0x60
[   18.214737][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   18.214946][   T67]  ops_undo_list+0x2ce/0x8f0
[   18.215244][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   18.215453][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.215667][   T67]  cleanup_net+0x431/0x890
[   18.215876][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   18.216079][   T67]  ? process_one_work+0xdb7/0x1410
[   18.216383][   T67]  ? lock_acquire+0x134/0x160
[   18.216585][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.216794][   T67]  process_one_work+0xdf8/0x1410
[   18.217001][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   18.217298][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   18.217511][   T67]  worker_thread+0x4f1/0xd60
[   18.217716][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.217943][   T67]  ? __kthread_parkme+0xbd/0x210
[   18.218237][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.218438][   T67]  kthread+0x367/0x460
[   18.218590][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   18.218848][   T67]  ? kthread_affine_node+0x330/0x330
[   18.219056][   T67]  ret_from_fork+0x474/0x6b0
[   18.219362][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   18.219620][   T67]  ? __switch_to+0x5a3/0xe00
[   18.219832][   T67]  ? kthread_affine_node+0x330/0x330
[   18.220042][   T67]  ret_from_fork_asm+0x11/0x20
[   18.220352][   T67]  </TASK>
[   18.220507][   T67] irq event stamp: 112915
[   18.220660][   T67] hardirqs last  enabled at (112923): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.221022][   T67] hardirqs last disabled at (112930): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.221473][   T67] softirqs last  enabled at (113030): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   18.221833][   T67] softirqs last disabled at (112939): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   18.222286][   T67] ---[ end trace 0000000000000000 ]---
[   18.222636][   T67] ------------[ cut here ]------------
[   18.222781][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   18.223032][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.223383][   T67] Tainted: [W]=WARN
[   18.223480][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.223638][   T67] Workqueue: netns cleanup_net
[   18.223775][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.223938][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.224398][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   18.224556][   T67] RAX: 00000000ffffffa6 RBX: ff11000013d31c40 RCX: 1ff4000000090eaf
[   18.224743][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d31cf8
[   18.224930][   T67] RBP: ff1100000767c000 R08: 1fe22000027a63a0 R09: ff1100000faa0bd0
[   18.225124][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   18.225312][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   18.225497][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   18.225715][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.225878][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   18.226062][   T67] PKRU: 55555554
[   18.226174][   T67] Call Trace:
[   18.226268][   T67]  <TASK>
[   18.226332][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   18.226456][   T67]  ? notifier_call_chain+0xb0/0x320
[   18.226587][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   18.226683][   T67]  netif_close_many+0x2ac/0x640
[   18.226848][   T67]  ? __dev_close_many+0x530/0x530
[   18.226973][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   18.227134][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   18.227289][   T67]  ? mark_held_locks+0x40/0x70
[   18.227411][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.227536][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   18.227688][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.227818][   T67]  ? rtnl_is_locked+0x15/0x20
[   18.227941][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   18.228102][   T67]  ? unregister_netdevice_many+0x20/0x20
[   18.228230][   T67]  default_device_exit_batch+0x38b/0x600
[   18.228357][   T67]  ? unregister_netdev+0x60/0x60
[   18.228481][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   18.228608][   T67]  ops_undo_list+0x2ce/0x8f0
[   18.228739][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   18.228864][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.228990][   T67]  cleanup_net+0x431/0x890
[   18.229121][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   18.229243][   T67]  ? process_one_work+0xdb7/0x1410
[   18.229368][   T67]  ? lock_acquire+0x134/0x160
[   18.229490][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.229615][   T67]  process_one_work+0xdf8/0x1410
[   18.229746][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   18.229868][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   18.229994][   T67]  worker_thread+0x4f1/0xd60
[   18.230126][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.230248][   T67]  ? __kthread_parkme+0xbd/0x210
[   18.230372][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.230494][   T67]  kthread+0x367/0x460
[   18.230589][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   18.230753][   T67]  ? kthread_affine_node+0x330/0x330
[   18.230880][   T67]  ret_from_fork+0x474/0x6b0
[   18.231003][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   18.231162][   T67]  ? __switch_to+0x5a3/0xe00
[   18.231287][   T67]  ? kthread_affine_node+0x330/0x330
[   18.231415][   T67]  ret_from_fork_asm+0x11/0x20
[   18.231545][   T67]  </TASK>
[   18.231637][   T67] irq event stamp: 113857
[   18.231729][   T67] hardirqs last  enabled at (113865): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.231951][   T67] hardirqs last disabled at (113872): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.232170][   T67] softirqs last  enabled at (113886): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   18.232386][   T67] softirqs last disabled at (113881): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   18.232599][   T67] ---[ end trace 0000000000000000 ]---
[   18.234090][   T67] ------------[ cut here ]------------
[   18.234221][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   18.234458][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.234737][   T67] Tainted: [W]=WARN
[   18.234829][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.234980][   T67] Workqueue: netns cleanup_net
[   18.235110][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.235269][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.235700][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   18.235854][   T67] RAX: 00000000ffffffa6 RBX: ff11000011769700 RCX: 1ff4000000090ed5
[   18.236032][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000117697b8
[   18.236219][   T67] RBP: ff1100000ff94000 R08: 1fe22000022ed2f8 R09: ff1100000faa0bd0
[   18.236398][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   18.236580][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.236769][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   18.236979][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.237136][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   18.237320][   T67] PKRU: 55555554
[   18.237408][   T67] Call Trace:
[   18.237498][   T67]  <TASK>
[   18.237561][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   18.237711][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   18.237869][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.237988][   T67]  ? rtnl_is_locked+0x15/0x20
[   18.238116][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   18.238272][   T67]  default_device_exit_batch+0x38b/0x600
[   18.238390][   T67]  ? unregister_netdev+0x60/0x60
[   18.238509][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   18.238631][   T67]  ops_undo_list+0x2ce/0x8f0
[   18.238759][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   18.238884][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.239010][   T67]  cleanup_net+0x431/0x890
[   18.239139][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   18.239262][   T67]  ? process_one_work+0xdb7/0x1410
[   18.239384][   T67]  ? lock_acquire+0x134/0x160
[   18.239507][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.239631][   T67]  process_one_work+0xdf8/0x1410
[   18.239758][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   18.239883][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   18.240007][   T67]  worker_thread+0x4f1/0xd60
[   18.240137][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.240256][   T67]  ? __kthread_parkme+0xbd/0x210
[   18.240379][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.240503][   T67]  kthread+0x367/0x460
[   18.240597][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   18.240754][   T67]  ? kthread_affine_node+0x330/0x330
[   18.240874][   T67]  ret_from_fork+0x474/0x6b0
[   18.240993][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   18.241153][   T67]  ? __switch_to+0x5a3/0xe00
[   18.241274][   T67]  ? kthread_affine_node+0x330/0x330
[   18.241394][   T67]  ret_from_fork_asm+0x11/0x20
[   18.241521][   T67]  </TASK>
[   18.241611][   T67] irq event stamp: 117421
[   18.241703][   T67] hardirqs last  enabled at (117429): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.241919][   T67] hardirqs last disabled at (117436): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.242129][   T67] softirqs last  enabled at (117080): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   18.242339][   T67] softirqs last disabled at (117075): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   18.242546][   T67] ---[ end trace 0000000000000000 ]---
[   18.244113][   T67] ------------[ cut here ]------------
[   18.244287][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   18.244539][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.244823][   T67] Tainted: [W]=WARN
[   18.244912][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.245060][   T67] Workqueue: netns cleanup_net
[   18.245250][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.245406][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.245833][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   18.245982][   T67] RAX: 00000000ffffffa6 RBX: ff11000011768e40 RCX: 1ff4000000090ed5
[   18.246209][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011768ef8
[   18.246388][   T67] RBP: ff11000013f29000 R08: 1fe22000022ed1e0 R09: ff1100000faa0bd0
[   18.246563][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   18.246744][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.246922][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   18.247181][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.247329][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   18.247506][   T67] PKRU: 55555554
[   18.247595][   T67] Call Trace:
[   18.247684][   T67]  <TASK>
[   18.247749][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   18.247900][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   18.248052][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.248219][   T67]  ? rtnl_is_locked+0x15/0x20
[   18.248338][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   18.248486][   T67]  default_device_exit_batch+0x38b/0x600
[   18.248604][   T67]  ? unregister_netdev+0x60/0x60
[   18.248722][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   18.248845][   T67]  ops_undo_list+0x2ce/0x8f0
[   18.248965][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   18.249083][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.249255][   T67]  cleanup_net+0x431/0x890
[   18.249374][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   18.249490][   T67]  ? process_one_work+0xdb7/0x1410
[   18.249610][   T67]  ? lock_acquire+0x134/0x160
[   18.249728][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.249856][   T67]  process_one_work+0xdf8/0x1410
[   18.249977][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   18.250095][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   18.250262][   T67]  worker_thread+0x4f1/0xd60
[   18.250383][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.250500][   T67]  ? __kthread_parkme+0xbd/0x210
[   18.250619][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.250744][   T67]  kthread+0x367/0x460
[   18.250836][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   18.250986][   T67]  ? kthread_affine_node+0x330/0x330
[   18.251155][   T67]  ret_from_fork+0x474/0x6b0
[   18.251276][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   18.251430][   T67]  ? __switch_to+0x5a3/0xe00
[   18.251549][   T67]  ? kthread_affine_node+0x330/0x330
[   18.251670][   T67]  ret_from_fork_asm+0x11/0x20
[   18.251800][   T67]  </TASK>
[   18.251890][   T67] irq event stamp: 120671
[   18.251981][   T67] hardirqs last  enabled at (120679): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.252239][   T67] hardirqs last disabled at (120782): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.252446][   T67] softirqs last  enabled at (120780): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   18.252654][   T67] softirqs last disabled at (120687): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   18.252868][   T67] ---[ end trace 0000000000000000 ]---
[   18.254240][   T67] vethB (unregistering): left promiscuous mode
[   18.254639][   T67] ------------[ cut here ]------------
[   18.254794][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   18.255054][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.255357][   T67] Tainted: [W]=WARN
[   18.255456][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.255616][   T67] Workqueue: netns cleanup_net
[   18.255758][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.255926][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.256396][   T67] RSP: 0018:ffa0000000487510 EFLAGS: 00010286
[   18.256564][   T67] RAX: 00000000ffffffa6 RBX: ff11000011768740 RCX: 1ff4000000090e68
[   18.256768][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000117687f8
[   18.256961][   T67] RBP: ff11000010ec9000 R08: 1fe22000022ed100 R09: ff1100000faa0bd0
[   18.257160][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   18.257353][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004875a8
[   18.257553][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   18.257782][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.257949][   T67] CR2: 00007ffe875b8ff8 CR3: 0000000013d03001 CR4: 0000000000771ef0
[   18.258146][   T67] PKRU: 55555554
[   18.258243][   T67] Call Trace:
[   18.258343][   T67]  <TASK>
[   18.258410][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   18.258544][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   18.258641][   T67]  netif_close_many+0x2ac/0x640
[   18.258774][   T67]  ? __dev_close_many+0x530/0x530
[   18.258903][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   18.259062][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   18.259229][   T67]  ? mark_held_locks+0x40/0x70
[   18.259358][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   18.259516][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.259642][   T67]  ? rtnl_is_locked+0x15/0x20
[   18.259774][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   18.259932][   T67]  ? unregister_netdevice_many+0x20/0x20
[   18.260061][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   18.260225][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   18.260359][   T67]  hsr_netdev_notify+0x742/0xad0
[   18.260488][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   18.260617][   T67]  notifier_call_chain+0xb0/0x320
[   18.260758][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[   18.260920][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   18.261076][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.261207][   T67]  ? rtnl_is_locked+0x15/0x20
[   18.261335][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   18.261493][   T67]  default_device_exit_batch+0x38b/0x600
[   18.261623][   T67]  ? unregister_netdev+0x60/0x60
[   18.261757][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   18.261893][   T67]  ops_undo_list+0x2ce/0x8f0
[   18.262021][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   18.262154][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.262291][   T67]  cleanup_net+0x431/0x890
[   18.262419][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   18.262546][   T67]  ? process_one_work+0xdb7/0x1410
[   18.262675][   T67]  ? lock_acquire+0x134/0x160
[   18.262810][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.262941][   T67]  process_one_work+0xdf8/0x1410
[   18.263072][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   18.263202][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   18.263341][   T67]  worker_thread+0x4f1/0xd60
[   18.263468][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.263599][   T67]  ? __kthread_parkme+0xbd/0x210
[   18.263726][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.263859][   T67]  kthread+0x367/0x460
[   18.263955][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   18.264121][   T67]  ? kthread_affine_node+0x330/0x330
[   18.264255][   T67]  ret_from_fork+0x474/0x6b0
[   18.264383][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   18.264542][   T67]  ? __switch_to+0x5a3/0xe00
[   18.264669][   T67]  ? kthread_affine_node+0x330/0x330
[   18.264801][   T67]  ret_from_fork_asm+0x11/0x20
[   18.264932][   T67]  </TASK>
[   18.265028][   T67] irq event stamp: 123743
[   18.265128][   T67] hardirqs last  enabled at (123753): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.265350][   T67] hardirqs last disabled at (123760): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.265574][   T67] softirqs last  enabled at (123270): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   18.265797][   T67] softirqs last disabled at (123265): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   18.266020][   T67] ---[ end trace 0000000000000000 ]---
[   18.268561][   T67] ------------[ cut here ]------------
[   18.268687][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   18.268931][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.269490][   T67] Tainted: [W]=WARN
[   18.269582][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.269739][   T67] Workqueue: netns cleanup_net
[   18.269867][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.270028][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.270545][   T67] RSP: 0018:ffa0000000487640 EFLAGS: 00010286
[   18.270698][   T67] RAX: 00000000ffffffa6 RBX: ff11000010814900 RCX: 1ff4000000090e8e
[   18.270885][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000108149b8
[   18.271070][   T67] RBP: ff11000010ec9000 R08: 1fe2200002102938 R09: ff1100000faa0bd0
[   18.271309][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   18.271491][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.271675][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   18.271894][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.272052][   T67] CR2: 00007ffe875b8ff8 CR3: 0000000013d03001 CR4: 0000000000771ef0
[   18.272253][   T67] PKRU: 55555554
[   18.272346][   T67] Call Trace:
[   18.272440][   T67]  <TASK>
[   18.272504][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   18.272678][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   18.272835][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.272960][   T67]  ? rtnl_is_locked+0x15/0x20
[   18.273081][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   18.273240][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   18.273393][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   18.273519][   T67]  hsr_netdev_notify+0x742/0xad0
[   18.273644][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   18.273775][   T67]  notifier_call_chain+0xb0/0x320
[   18.273905][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[   18.274059][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   18.274216][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.274343][   T67]  ? rtnl_is_locked+0x15/0x20
[   18.274464][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   18.274618][   T67]  default_device_exit_batch+0x38b/0x600
[   18.274748][   T67]  ? unregister_netdev+0x60/0x60
[   18.274873][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   18.274998][   T67]  ops_undo_list+0x2ce/0x8f0
[   18.275127][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   18.275248][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.275375][   T67]  cleanup_net+0x431/0x890
[   18.275497][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   18.275617][   T67]  ? process_one_work+0xdb7/0x1410
[   18.275745][   T67]  ? lock_acquire+0x134/0x160
[   18.275868][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.275992][   T67]  process_one_work+0xdf8/0x1410
[   18.276123][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   18.276247][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   18.276376][   T67]  worker_thread+0x4f1/0xd60
[   18.276501][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.276623][   T67]  ? __kthread_parkme+0xbd/0x210
[   18.276754][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.276876][   T67]  kthread+0x367/0x460
[   18.276969][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   18.277131][   T67]  ? kthread_affine_node+0x330/0x330
[   18.277256][   T67]  ret_from_fork+0x474/0x6b0
[   18.277381][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   18.277535][   T67]  ? __switch_to+0x5a3/0xe00
[   18.277661][   T67]  ? kthread_affine_node+0x330/0x330
[   18.277789][   T67]  ret_from_fork_asm+0x11/0x20
[   18.277919][   T67]  </TASK>
[   18.278012][   T67] irq event stamp: 130017
[   18.278108][   T67] hardirqs last  enabled at (130027): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.278327][   T67] hardirqs last disabled at (130034): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.278554][   T67] softirqs last  enabled at (129644): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   18.278773][   T67] softirqs last disabled at (129619): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   18.278988][   T67] ---[ end trace 0000000000000000 ]---
[   18.280256][   T67] ------------[ cut here ]------------
[   18.280384][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   18.280613][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.280900][   T67] Tainted: [W]=WARN
[   18.280990][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.281588][   T67] Workqueue: netns cleanup_net
[   18.281712][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.281876][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.282348][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   18.282500][   T67] RAX: 00000000ffffffa6 RBX: ff11000015b23700 RCX: 1ff4000000090ed5
[   18.282675][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b237b8
[   18.282859][   T67] RBP: ff11000013f2c000 R08: 1fe2200002b646f8 R09: ff1100000faa0bd0
[   18.283037][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   18.283262][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.283449][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   18.283659][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.283812][   T67] CR2: 00007ffe875b8ff8 CR3: 0000000013d03001 CR4: 0000000000771ef0
[   18.283988][   T67] PKRU: 55555554
[   18.284075][   T67] Call Trace:
[   18.284215][   T67]  <TASK>
[   18.284278][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   18.284427][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   18.284579][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.284698][   T67]  ? rtnl_is_locked+0x15/0x20
[   18.284821][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   18.284974][   T67]  default_device_exit_batch+0x38b/0x600
[   18.285146][   T67]  ? unregister_netdev+0x60/0x60
[   18.285268][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   18.285389][   T67]  ops_undo_list+0x2ce/0x8f0
[   18.285509][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   18.285626][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.285755][   T67]  cleanup_net+0x431/0x890
[   18.285879][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   18.285998][   T67]  ? process_one_work+0xdb7/0x1410
[   18.286171][   T67]  ? lock_acquire+0x134/0x160
[   18.286294][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.286415][   T67]  process_one_work+0xdf8/0x1410
[   18.286537][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   18.286660][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   18.286790][   T67]  worker_thread+0x4f1/0xd60
[   18.286911][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.287032][   T67]  ? __kthread_parkme+0xbd/0x210
[   18.287201][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.287326][   T67]  kthread+0x367/0x460
[   18.287415][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   18.287564][   T67]  ? kthread_affine_node+0x330/0x330
[   18.287682][   T67]  ret_from_fork+0x474/0x6b0
[   18.287807][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   18.287959][   T67]  ? __switch_to+0x5a3/0xe00
[   18.288078][   T67]  ? kthread_affine_node+0x330/0x330
[   18.288245][   T67]  ret_from_fork_asm+0x11/0x20
[   18.288375][   T67]  </TASK>
[   18.288465][   T67] irq event stamp: 133157
[   18.288560][   T67] hardirqs last  enabled at (133165): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.288771][   T67] hardirqs last disabled at (133172): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.288984][   T67] softirqs last  enabled at (133138): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   18.289241][   T67] softirqs last disabled at (133189): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   18.289452][   T67] ---[ end trace 0000000000000000 ]---
[   18.300129][   T67] ------------[ cut here ]------------
[   18.300259][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   18.300495][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.300771][   T67] Tainted: [W]=WARN
[   18.300859][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.301006][   T67] Workqueue: netns cleanup_net
[   18.301138][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.301294][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.301719][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   18.301871][   T67] RAX: 00000000ffffffa6 RBX: ff11000015b22740 RCX: 1ff4000000090ed5
[   18.302051][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b227f8
[   18.302233][   T67] RBP: ff1100000767c000 R08: 1fe2200002b64500 R09: ff1100000faa0bd0
[   18.302412][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   18.302593][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.302777][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   18.302981][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.303138][   T67] CR2: 00007ffe875b8ff8 CR3: 0000000013d03001 CR4: 0000000000771ef0
[   18.303315][   T67] PKRU: 55555554
[   18.303403][   T67] Call Trace:
[   18.303491][   T67]  <TASK>
[   18.303552][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   18.303702][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   18.303850][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.303967][   T67]  ? rtnl_is_locked+0x15/0x20
[   18.304084][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   18.304241][   T67]  default_device_exit_batch+0x38b/0x600
[   18.304366][   T67]  ? unregister_netdev+0x60/0x60
[   18.304490][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   18.304612][   T67]  ops_undo_list+0x2ce/0x8f0
[   18.304734][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   18.304853][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.304973][   T67]  cleanup_net+0x431/0x890
[   18.305092][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   18.305216][   T67]  ? process_one_work+0xdb7/0x1410
[   18.305342][   T67]  ? lock_acquire+0x134/0x160
[   18.305463][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.305583][   T67]  process_one_work+0xdf8/0x1410
[   18.305705][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   18.305826][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   18.305947][   T67]  worker_thread+0x4f1/0xd60
[   18.306067][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.306191][   T67]  ? __kthread_parkme+0xbd/0x210
[   18.306316][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.306441][   T67]  kthread+0x367/0x460
[   18.306532][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   18.306681][   T67]  ? kthread_affine_node+0x330/0x330
[   18.306805][   T67]  ret_from_fork+0x474/0x6b0
[   18.306924][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   18.307071][   T67]  ? __switch_to+0x5a3/0xe00
[   18.307198][   T67]  ? kthread_affine_node+0x330/0x330
[   18.307323][   T67]  ret_from_fork_asm+0x11/0x20
[   18.307448][   T67]  </TASK>
[   18.307536][   T67] irq event stamp: 142755
[   18.307626][   T67] hardirqs last  enabled at (142763): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.307847][   T67] hardirqs last disabled at (142770): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.308071][   T67] softirqs last  enabled at (142306): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   18.308292][   T67] softirqs last disabled at (142301): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   18.308509][   T67] ---[ end trace 0000000000000000 ]---
[   18.371143][  T243] ------------[ cut here ]------------
[   18.371399][  T243] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/243
[   18.371751][  T243] CPU: 3 UID: 0 PID: 243 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.372603][  T243] Tainted: [W]=WARN
[   18.372762][  T243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.373011][  T243] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.373277][  T243] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.373988][  T243] RSP: 0018:ffa0000000af7ab0 EFLAGS: 00010286
[   18.374254][  T243] RAX: 00000000ffffffa6 RBX: ff11000004db18c0 RCX: 1ff400000015ef1c
[   18.374555][  T243] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004db1978
[   18.374861][  T243] RBP: ff11000015be4000 R08: 1fe22000009b6330 R09: ff11000015930b80
[   18.375169][  T243] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   18.375469][  T243] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015be4000
[   18.375775][  T243] FS:  00007f5e845b6840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   18.376137][  T243] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.376389][  T243] CR2: 00007f5e8492f493 CR3: 0000000004c59004 CR4: 0000000000771ef0
[   18.376694][  T243] PKRU: 55555554
[   18.376851][  T243] Call Trace:
[   18.377000][  T243]  <TASK>
[   18.377113][  T243]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   18.377317][  T243]  ? notifier_call_chain+0xb0/0x320
[   18.377518][  T243]  rtmsg_ifinfo+0x5c/0xb0
[   18.377669][  T243]  register_netdevice+0x137a/0x1980
[   18.377876][  T243]  ? unregister_netdevice_queue+0x470/0x470
[   18.378138][  T243]  register_netdev+0x23/0x40
[   18.378337][  T243]  loopback_net_init+0x7d/0x150
[   18.378537][  T243]  ops_init+0x187/0x560
[   18.378690][  T243]  setup_net+0x11b/0x3b0
[   18.378845][  T243]  ? unregister_pernet_device+0x80/0x80
[   18.379042][  T243]  ? lockdep_init_map_type+0x5d/0x250
[   18.379250][  T243]  ? mutex_init_lockdep+0xf6/0x120
[   18.379456][  T243]  copy_net_ns+0x2fd/0x450
[   18.379656][  T243]  create_new_namespaces+0x371/0xa10
[   18.379865][  T243]  unshare_nsproxy_namespaces+0xa5/0x150
[   18.380062][  T243]  ksys_unshare+0x47e/0x8c0
[   18.380271][  T243]  ? walk_process_tree+0x350/0x350
[   18.380471][  T243]  ? __ia32_sys_open+0x1b0/0x1b0
[   18.380676][  T243]  __x64_sys_unshare+0x34/0x50
[   18.380878][  T243]  ? do_syscall_64+0x82/0xfc0
[   18.381078][  T243]  do_syscall_64+0x117/0xfc0
[   18.381284][  T243]  ? trace_hardirqs_off+0xd/0x30
[   18.381484][  T243]  ? exc_page_fault+0xee/0x100
[   18.381685][  T243]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   18.381937][  T243] RIP: 0033:0x7f5e84878bcb
[   18.382153][  T243] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   18.382860][  T243] RSP: 002b:00007ffd7bc14c68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   18.383169][  T243] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5e84878bcb
[   18.383468][  T243] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   18.383773][  T243] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   18.384067][  T243] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd7bc16e90
[   18.384374][  T243] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7bc188c6
[   18.384682][  T243]  </TASK>
[   18.384840][  T243] irq event stamp: 24539
[   18.384994][  T243] hardirqs last  enabled at (24547): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.385345][  T243] hardirqs last disabled at (24556): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.385684][  T243] softirqs last  enabled at (24108): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   18.386032][  T243] softirqs last disabled at (23681): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   18.386388][  T243] ---[ end trace 0000000000000000 ]---
[   18.391473][  T243] ------------[ cut here ]------------
[   18.391682][  T243] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/243
[   18.392026][  T243] CPU: 3 UID: 0 PID: 243 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.392431][  T243] Tainted: [W]=WARN
[   18.392582][  T243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.392832][  T243] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.393091][  T243] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.393808][  T243] RSP: 0018:ffa0000000af7a98 EFLAGS: 00010286
[   18.394059][  T243] RAX: 00000000ffffffa6 RBX: ff11000004db0900 RCX: 1ff400000015ef19
[   18.394364][  T243] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004db09b8
[   18.394656][  T243] RBP: ff11000015a01000 R08: 1fe22000009b6138 R09: ff11000015930b80
[   18.394951][  T243] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   18.395255][  T243] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015a01000
[   18.395554][  T243] FS:  00007f5e845b6840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   18.395909][  T243] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.396170][  T243] CR2: 00007f5e8492f493 CR3: 0000000004c59004 CR4: 0000000000771ef0
[   18.396476][  T243] PKRU: 55555554
[   18.396625][  T243] Call Trace:
[   18.396775][  T243]  <TASK>
[   18.396879][  T243]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   18.397075][  T243]  ? notifier_call_chain+0xb0/0x320
[   18.397286][  T243]  rtmsg_ifinfo+0x5c/0xb0
[   18.397435][  T243]  register_netdevice+0x137a/0x1980
[   18.397635][  T243]  ? unregister_netdevice_queue+0x470/0x470
[   18.397892][  T243]  ? alloc_netdev_mqs+0xed0/0x1490
[   18.398084][  T243]  register_netdev+0x23/0x40
[   18.398289][  T243]  sit_init_net+0x299/0x570
[   18.398492][  T243]  ops_init+0x187/0x560
[   18.398645][  T243]  setup_net+0x11b/0x3b0
[   18.398802][  T243]  ? unregister_pernet_device+0x80/0x80
[   18.398999][  T243]  ? lockdep_init_map_type+0x5d/0x250
[   18.399208][  T243]  ? mutex_init_lockdep+0xf6/0x120
[   18.399406][  T243]  copy_net_ns+0x2fd/0x450
[   18.399604][  T243]  create_new_namespaces+0x371/0xa10
[   18.399815][  T243]  unshare_nsproxy_namespaces+0xa5/0x150
[   18.400016][  T243]  ksys_unshare+0x47e/0x8c0
[   18.400220][  T243]  ? walk_process_tree+0x350/0x350
[   18.400417][  T243]  ? __ia32_sys_open+0x1b0/0x1b0
[   18.400626][  T243]  __x64_sys_unshare+0x34/0x50
[   18.400828][  T243]  ? do_syscall_64+0x82/0xfc0
[   18.401025][  T243]  do_syscall_64+0x117/0xfc0
[   18.401226][  T243]  ? trace_hardirqs_off+0xd/0x30
[   18.401422][  T243]  ? exc_page_fault+0xee/0x100
[   18.401622][  T243]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   18.401874][  T243] RIP: 0033:0x7f5e84878bcb
[   18.402081][  T243] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   18.402238][    C0] clocksource: Watchdog remote CPU 3 read timed out
[   18.402803][  T243] RSP: 002b:00007ffd7bc14c68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   18.403403][  T243] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5e84878bcb
[   18.403706][  T243] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   18.404009][  T243] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   18.404316][  T243] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd7bc16e90
[   18.404615][  T243] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7bc188c6
[   18.404924][  T243]  </TASK>
[   18.405071][  T243] irq event stamp: 26469
[   18.405228][  T243] hardirqs last  enabled at (26479): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.405572][  T243] hardirqs last disabled at (26486): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.405920][  T243] softirqs last  enabled at (25988): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   18.406276][  T243] softirqs last disabled at (25986): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   18.406617][  T243] ---[ end trace 0000000000000000 ]---
[   18.456524][  T244] ------------[ cut here ]------------
[   18.456844][  T244] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/244
[   18.458183][  T244] CPU: 2 UID: 0 PID: 244 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.458658][  T244] Tainted: [W]=WARN
[   18.458870][  T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.459193][  T244] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.459507][  T244] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.460292][  T244] RSP: 0018:ffa0000000b07020 EFLAGS: 00010286
[   18.460597][  T244] RAX: 00000000ffffffa6 RBX: ff11000004d0dc40 RCX: 1ff4000000160dca
[   18.460942][  T244] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d0dcf8
[   18.461307][  T244] RBP: ff11000015be4000 R08: 1fe22000009a1ba0 R09: ff11000011ec0b58
[   18.461666][  T244] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   18.462019][  T244] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015be4ce1
[   18.462418][  T244] FS:  00007fec932df840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   18.462832][  T244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.463157][  T244] CR2: 0000000030335988 CR3: 0000000004e07001 CR4: 0000000000771ef0
[   18.463510][  T244] PKRU: 55555554
[   18.463714][  T244] Call Trace:
[   18.463934][  T244]  <TASK>
[   18.464112][  T244]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   18.464380][  T244]  rtmsg_ifinfo+0x5c/0xb0
[   18.464587][  T244]  ? mark_held_locks+0x40/0x70
[   18.464871][  T244]  __dev_notify_flags+0x1b8/0x280
[   18.465146][  T244]  ? netif_change_name+0x8c0/0x8c0
[   18.465404][  T244]  ? __dev_change_flags+0x4a4/0x660
[   18.465657][  T244]  ? netif_set_allmulti+0x250/0x250
[   18.465920][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.466195][  T244]  ? is_bpf_text_address+0x68/0x110
[   18.466455][  T244]  netif_change_flags+0xfe/0x190
[   18.466722][  T244]  do_setlink.isra.0+0x1cc3/0x2750
[   18.466992][  T244]  ? rtnl_link_get_size+0x350/0x350
[   18.467264][  T244]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   18.467570][  T244]  ? rcu_read_lock_any_held+0x3c/0x90
[   18.467833][  T244]  ? validate_chain+0x38b/0xc20
[   18.468093][  T244]  ? rcu_read_lock_any_held+0x66/0x90
[   18.468375][  T244]  ? stack_depot_save_flags+0x367/0x770
[   18.468634][  T244]  ? __lock_acquire+0x508/0xc10
[   18.468894][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   18.469162][  T244]  ? rtnl_newlink+0x883/0xea0
[   18.469419][  T244]  ? rcu_is_watching+0x15/0xd0
[   18.469674][  T244]  ? lock_acquire+0x134/0x160
[   18.469945][  T244]  ? rcu_is_watching+0x15/0xd0
[   18.470222][  T244]  ? rcu_is_watching+0x15/0xd0
[   18.470480][  T244]  ? trace_contention_end+0xb3/0x1a0
[   18.470743][  T244]  ? __mutex_lock+0x1db/0x2010
[   18.470995][  T244]  ? __mutex_lock+0x9b2/0x2010
[   18.471272][  T244]  ? rtnl_newlink+0x883/0xea0
[   18.471526][  T244]  ? ww_mutex_lock+0x160/0x160
[   18.471789][  T244]  ? __rtnl_newlink+0x3fa/0xa50
[   18.472042][  T244]  rtnl_newlink+0x8d1/0xea0
[   18.472310][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   18.472570][  T244]  ? __rtnl_newlink+0xa50/0xa50
[   18.472829][  T244]  ? mark_usage+0x61/0x170
[   18.473086][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   18.473355][  T244]  ? find_held_lock+0x2b/0x80
[   18.473608][  T244]  ? __rtnl_newlink+0xa50/0xa50
[   18.473874][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.474147][  T244]  ? __rtnl_newlink+0xa50/0xa50
[   18.474410][  T244]  rtnetlink_rcv_msg+0x40d/0x9e0
[   18.474659][  T244]  ? validate_chain+0x38b/0xc20
[   18.474919][  T244]  ? rtnl_stats_set+0x3f0/0x3f0
[   18.475187][  T244]  ? __lock_acquire+0x508/0xc10
[   18.475445][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   18.475696][  T244]  ? find_held_lock+0x2b/0x80
[   18.475965][  T244]  netlink_rcv_skb+0x14e/0x3a0
[   18.476234][  T244]  ? rtnl_stats_set+0x3f0/0x3f0
[   18.476492][  T244]  ? netlink_ack+0xcd0/0xcd0
[   18.476755][  T244]  ? netlink_deliver_tap+0xc5/0x330
[   18.477017][  T244]  ? netlink_deliver_tap+0x13c/0x330
[   18.477286][  T244]  netlink_unicast+0x486/0x750
[   18.477541][  T244]  ? netlink_attachskb+0x810/0x810
[   18.477796][  T244]  ? __lock_acquire+0x508/0xc10
[   18.478054][  T244]  netlink_sendmsg+0x735/0xc60
[   18.478316][  T244]  ? netlink_unicast+0x750/0x750
[   18.478571][  T244]  ? __might_fault+0x97/0x140
[   18.478837][  T244]  ____sys_sendmsg+0x419/0x850
[   18.479087][  T244]  ? copy_msghdr_from_user+0x2a0/0x460
[   18.479364][  T244]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   18.479665][  T244]  ? move_addr_to_kernel+0x40/0x40
[   18.479929][  T244]  ? stack_depot_save_flags+0x367/0x770
[   18.480208][  T244]  ? validate_chain+0x38b/0xc20
[   18.480470][  T244]  ___sys_sendmsg+0x14e/0x1d0
[   18.480716][  T244]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   18.481023][  T244]  ? copy_msghdr_from_user+0x460/0x460
[   18.481309][  T244]  __sys_sendmsg+0x145/0x1f0
[   18.481566][  T244]  ? __sys_sendmsg_sock+0x20/0x20
[   18.481829][  T244]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   18.482158][  T244]  ? do_raw_spin_unlock+0x59/0x250
[   18.482418][  T244]  ? rcu_is_watching+0x15/0xd0
[   18.482674][  T244]  do_syscall_64+0x117/0xfc0
[   18.482942][  T244]  ? trace_hardirqs_off+0xd/0x30
[   18.483212][  T244]  ? exc_page_fault+0xee/0x100
[   18.483465][  T244]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   18.483772][  T244] RIP: 0033:0x7fec9351908e
[   18.484037][  T244] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   18.484825][  T244] RSP: 002b:00007ffe51c28710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.485203][  T244] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fec9351908e
[   18.485552][  T244] RDX: 0000000000000000 RSI: 00007ffe51c287c0 RDI: 0000000000000005
[   18.485917][  T244] RBP: 00007ffe51c28720 R08: 0000000000000000 R09: 0000000000000000
[   18.486290][  T244] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c675
[   18.486645][  T244] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe51c28e90
[   18.487014][  T244]  </TASK>
[   18.487236][  T244] irq event stamp: 23135
[   18.487443][  T244] hardirqs last  enabled at (23145): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.487839][  T244] hardirqs last disabled at (23154): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.488250][  T244] softirqs last  enabled at (22116): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   18.488644][  T244] softirqs last disabled at (22109): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   18.489053][  T244] ---[ end trace 0000000000000000 ]---
[   18.651038][   T67] ------------[ cut here ]------------
[   18.651206][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   18.651445][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.651713][   T67] Tainted: [W]=WARN
[   18.651808][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.651957][   T67] Workqueue: netns cleanup_net
[   18.652082][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.652247][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.652677][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   18.652831][   T67] RAX: 00000000ffffffa6 RBX: ff11000013e7f540 RCX: 1ff4000000090eed
[   18.653011][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e7f5f8
[   18.653196][   T67] RBP: ff11000005e71000 R08: 1fe22000027cfec0 R09: ff1100000faa0bd0
[   18.653379][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   18.653560][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.653740][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   18.653947][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.654102][   T67] CR2: 00007f23382a4574 CR3: 0000000004b8a005 CR4: 0000000000771ef0
[   18.654279][   T67] PKRU: 55555554
[   18.654366][   T67] Call Trace:
[   18.654455][   T67]  <TASK>
[   18.654516][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   18.654670][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   18.654818][   T67]  ? queue_rcu_work+0x7c/0xa0
[   18.654940][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   18.655061][   T67]  ? rtnl_is_locked+0x15/0x20
[   18.655231][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   18.655352][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.655475][   T67]  ops_undo_list+0x615/0x8f0
[   18.655594][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   18.655710][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.655835][   T67]  cleanup_net+0x431/0x890
[   18.655952][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   18.656068][   T67]  ? process_one_work+0xdb7/0x1410
[   18.656213][   T67]  ? lock_acquire+0x134/0x160
[   18.656330][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.656451][   T67]  process_one_work+0xdf8/0x1410
[   18.656571][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   18.656687][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   18.656815][   T67]  worker_thread+0x4f1/0xd60
[   18.656937][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.657085][   T67]  ? __kthread_parkme+0xbd/0x210
[   18.657218][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.657351][   T67]  kthread+0x367/0x460
[   18.657443][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   18.657603][   T67]  ? kthread_affine_node+0x330/0x330
[   18.657726][   T67]  ret_from_fork+0x474/0x6b0
[   18.657855][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   18.658003][   T67]  ? __switch_to+0x5a3/0xe00
[   18.658135][   T67]  ? kthread_affine_node+0x330/0x330
[   18.658262][   T67]  ret_from_fork_asm+0x11/0x20
[   18.658385][   T67]  </TASK>
[   18.658478][   T67] irq event stamp: 151007
[   18.658568][   T67] hardirqs last  enabled at (151015): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.658781][   T67] hardirqs last disabled at (151022): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.658988][   T67] softirqs last  enabled at (150922): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   18.659209][   T67] softirqs last disabled at (150917): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   18.659417][   T67] ---[ end trace 0000000000000000 ]---
[   18.672651][   T67] ------------[ cut here ]------------
[   18.672859][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   18.673240][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.673655][   T67] Tainted: [W]=WARN
[   18.673797][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.673956][   T67] Workqueue: netns cleanup_net
[   18.674094][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.674270][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.674720][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   18.674883][   T67] RAX: 00000000ffffffa6 RBX: ff11000013e7f380 RCX: 1ff4000000090eaf
[   18.675068][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e7f438
[   18.675262][   T67] RBP: ff11000011ef1000 R08: 1fe22000027cfe88 R09: ff1100000faa0bd0
[   18.675450][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   18.675638][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   18.675837][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   18.676055][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.676218][   T67] CR2: 00007f23382a4574 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   18.676406][   T67] PKRU: 55555554
[   18.676501][   T67] Call Trace:
[   18.676596][   T67]  <TASK>
[   18.676664][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   18.676803][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   18.676898][   T67]  netif_close_many+0x2ac/0x640
[   18.677024][   T67]  ? lock_acquire+0x134/0x160
[   18.677153][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.677279][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.677405][   T67]  ? __dev_close_many+0x530/0x530
[   18.677530][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   18.677685][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   18.677846][   T67]  ? mutex_is_locked+0x1c/0x50
[   18.677973][   T67]  ? rtnl_is_locked+0x15/0x20
[   18.678110][   T67]  ? default_device_exit_net+0x78/0x7b0
[   18.678235][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   18.678401][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   18.678529][   T67]  default_device_exit_batch+0x38b/0x600
[   18.678660][   T67]  ? unregister_netdev+0x60/0x60
[   18.678793][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   18.678921][   T67]  ops_undo_list+0x2ce/0x8f0
[   18.679047][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   18.679179][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.679304][   T67]  cleanup_net+0x431/0x890
[   18.679428][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   18.679551][   T67]  ? process_one_work+0xdb7/0x1410
[   18.679680][   T67]  ? lock_acquire+0x134/0x160
[   18.679809][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.679937][   T67]  process_one_work+0xdf8/0x1410
[   18.680065][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   18.680200][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   18.680329][   T67]  worker_thread+0x4f1/0xd60
[   18.680461][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.680584][   T67]  ? __kthread_parkme+0xbd/0x210
[   18.680715][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.680846][   T67]  kthread+0x367/0x460
[   18.680943][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   18.681105][   T67]  ? kthread_affine_node+0x330/0x330
[   18.681229][   T67]  ret_from_fork+0x474/0x6b0
[   18.681357][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   18.681517][   T67]  ? __switch_to+0x5a3/0xe00
[   18.681643][   T67]  ? kthread_affine_node+0x330/0x330
[   18.681774][   T67]  ret_from_fork_asm+0x11/0x20
[   18.681904][   T67]  </TASK>
[   18.681999][   T67] irq event stamp: 152557
[   18.682094][   T67] hardirqs last  enabled at (152565): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.682321][   T67] hardirqs last disabled at (152574): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.682541][   T67] softirqs last  enabled at (152052): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   18.682759][   T67] softirqs last disabled at (152047): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   18.682976][   T67] ---[ end trace 0000000000000000 ]---
[   18.695618][   T67] ------------[ cut here ]------------
[   18.695824][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   18.696199][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.696617][   T67] Tainted: [W]=WARN
[   18.696757][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.696992][   T67] Workqueue: netns cleanup_net
[   18.697190][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.697435][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.698094][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   18.698333][   T67] RAX: 00000000ffffffa6 RBX: ff11000013e7e040 RCX: 1ff4000000090ed5
[   18.698605][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e7e0f8
[   18.698881][   T67] RBP: ff11000011ef1000 R08: 1fe22000027cfc20 R09: ff1100000faa0bd0
[   18.699161][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   18.699433][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.699703][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   18.700022][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.700263][   T67] CR2: 00007ffe875b8ff8 CR3: 0000000013d03005 CR4: 0000000000771ef0
[   18.700534][   T67] PKRU: 55555554
[   18.700668][   T67] Call Trace:
[   18.700811][   T67]  <TASK>
[   18.700908][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   18.701160][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   18.701390][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   18.701580][   T67]  default_device_exit_batch+0x38b/0x600
[   18.701768][   T67]  ? unregister_netdev+0x60/0x60
[   18.701951][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   18.702144][   T67]  ops_undo_list+0x2ce/0x8f0
[   18.702331][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   18.702513][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.702703][   T67]  cleanup_net+0x431/0x890
[   18.702892][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   18.703071][   T67]  ? process_one_work+0xdb7/0x1410
[   18.703263][   T67]  ? lock_acquire+0x134/0x160
[   18.703441][   T67]  ? rcu_is_watching+0x15/0xd0
[   18.703623][   T67]  process_one_work+0xdf8/0x1410
[   18.703815][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   18.703996][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   18.704198][   T67]  worker_thread+0x4f1/0xd60
[   18.704383][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.704565][   T67]  ? __kthread_parkme+0xbd/0x210
[   18.704752][   T67]  ? rescuer_thread+0x1320/0x1320
[   18.704932][   T67]  kthread+0x367/0x460
[   18.705066][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   18.705297][   T67]  ? kthread_affine_node+0x330/0x330
[   18.705480][   T67]  ret_from_fork+0x474/0x6b0
[   18.705662][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   18.705891][   T67]  ? __switch_to+0x5a3/0xe00
[   18.706082][   T67]  ? kthread_affine_node+0x330/0x330
[   18.706274][   T67]  ret_from_fork_asm+0x11/0x20
[   18.706463][   T67]  </TASK>
[   18.706597][   T67] irq event stamp: 164245
[   18.706731][   T67] hardirqs last  enabled at (164253): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.707057][   T67] hardirqs last disabled at (164260): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.707371][   T67] softirqs last  enabled at (163824): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   18.707681][   T67] softirqs last disabled at (163819): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   18.707991][   T67] ---[ end trace 0000000000000000 ]---
[   18.780410][  T252] ------------[ cut here ]------------
[   18.780661][  T252] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/252
[   18.781027][  T252] CPU: 3 UID: 0 PID: 252 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.781431][  T252] Tainted: [W]=WARN
[   18.781580][  T252] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.781838][  T252] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.782085][  T252] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.782792][  T252] RSP: 0018:ffa00000009d7ab0 EFLAGS: 00010286
[   18.783045][  T252] RAX: 00000000ffffffa6 RBX: ff11000010058580 RCX: 1ff400000013af1c
[   18.783352][  T252] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010058638
[   18.783653][  T252] RBP: ff11000011fcc000 R08: 1fe220000200b0c8 R09: ff11000004d90b80
[   18.783960][  T252] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   18.784266][  T252] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011fcc000
[   18.784560][  T252] FS:  00007ff384905840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   18.784915][  T252] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.785179][  T252] CR2: 00007ffe875b8ff8 CR3: 0000000004baa006 CR4: 0000000000771ef0
[   18.785477][  T252] PKRU: 55555554
[   18.785630][  T252] Call Trace:
[   18.785783][  T252]  <TASK>
[   18.785887][  T252]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   18.786084][  T252]  ? notifier_call_chain+0xb0/0x320
[   18.786290][  T252]  rtmsg_ifinfo+0x5c/0xb0
[   18.786442][  T252]  register_netdevice+0x137a/0x1980
[   18.786640][  T252]  ? unregister_netdevice_queue+0x470/0x470
[   18.786895][  T252]  register_netdev+0x23/0x40
[   18.787091][  T252]  loopback_net_init+0x7d/0x150
[   18.787301][  T252]  ops_init+0x187/0x560
[   18.787455][  T252]  setup_net+0x11b/0x3b0
[   18.787605][  T252]  ? unregister_pernet_device+0x80/0x80
[   18.787806][  T252]  ? lockdep_init_map_type+0x5d/0x250
[   18.788008][  T252]  ? mutex_init_lockdep+0xf6/0x120
[   18.788218][  T252]  copy_net_ns+0x2fd/0x450
[   18.788420][  T252]  create_new_namespaces+0x371/0xa10
[   18.788631][  T252]  unshare_nsproxy_namespaces+0xa5/0x150
[   18.788839][  T252]  ksys_unshare+0x47e/0x8c0
[   18.789036][  T252]  ? walk_process_tree+0x350/0x350
[   18.789244][  T252]  ? __ia32_sys_open+0x1b0/0x1b0
[   18.789446][  T252]  __x64_sys_unshare+0x34/0x50
[   18.789639][  T252]  ? do_syscall_64+0x82/0xfc0
[   18.789837][  T252]  do_syscall_64+0x117/0xfc0
[   18.790035][  T252]  ? trace_hardirqs_off+0xd/0x30
[   18.790243][  T252]  ? exc_page_fault+0xee/0x100
[   18.790441][  T252]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   18.790684][  T252] RIP: 0033:0x7ff384bc7bcb
[   18.790896][  T252] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   18.791607][  T252] RSP: 002b:00007ffcca007ef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   18.791906][  T252] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff384bc7bcb
[   18.792212][  T252] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   18.792512][  T252] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   18.792853][  T252] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcca00a120
[   18.793176][  T252] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcca00b8c6
[   18.793488][  T252]  </TASK>
[   18.793640][  T252] irq event stamp: 30559
[   18.795484][  T252] hardirqs last  enabled at (30569): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.795833][  T252] hardirqs last disabled at (30576): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.796181][  T252] softirqs last  enabled at (30090): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   18.796534][  T252] softirqs last disabled at (30088): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   18.796895][  T252] ---[ end trace 0000000000000000 ]---
[   18.801903][  T252] ------------[ cut here ]------------
[   18.802124][  T252] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/252
[   18.802468][  T252] CPU: 3 UID: 0 PID: 252 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.802871][  T252] Tainted: [W]=WARN
[   18.803024][  T252] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.803279][  T252] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.803530][  T252] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.804236][  T252] RSP: 0018:ffa00000009d7a98 EFLAGS: 00010286
[   18.804492][  T252] RAX: 00000000ffffffa6 RBX: ff11000004d0c900 RCX: 1ff400000013af19
[   18.804797][  T252] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d0c9b8
[   18.805092][  T252] RBP: ff1100000f7e9000 R08: 1fe22000009a1938 R09: ff11000004d90b80
[   18.805396][  T252] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   18.805687][  T252] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f7e9000
[   18.805990][  T252] FS:  00007ff384905840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   18.806346][  T252] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.806594][  T252] CR2: 00007ffe875b8ff8 CR3: 0000000004baa006 CR4: 0000000000771ef0
[   18.806895][  T252] PKRU: 55555554
[   18.807042][  T252] Call Trace:
[   18.807198][  T252]  <TASK>
[   18.807299][  T252]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   18.807493][  T252]  ? notifier_call_chain+0xb0/0x320
[   18.807690][  T252]  rtmsg_ifinfo+0x5c/0xb0
[   18.807845][  T252]  register_netdevice+0x137a/0x1980
[   18.808047][  T252]  ? unregister_netdevice_queue+0x470/0x470
[   18.808300][  T252]  ? alloc_netdev_mqs+0xed0/0x1490
[   18.808498][  T252]  register_netdev+0x23/0x40
[   18.808693][  T252]  sit_init_net+0x299/0x570
[   18.808902][  T252]  ops_init+0x187/0x560
[   18.809052][  T252]  setup_net+0x11b/0x3b0
[   18.809206][  T252]  ? unregister_pernet_device+0x80/0x80
[   18.809395][  T252]  ? lockdep_init_map_type+0x5d/0x250
[   18.809587][  T252]  ? mutex_init_lockdep+0xf6/0x120
[   18.809792][  T252]  copy_net_ns+0x2fd/0x450
[   18.809993][  T252]  create_new_namespaces+0x371/0xa10
[   18.810202][  T252]  unshare_nsproxy_namespaces+0xa5/0x150
[   18.810397][  T252]  ksys_unshare+0x47e/0x8c0
[   18.810593][  T252]  ? walk_process_tree+0x350/0x350
[   18.810794][  T252]  ? __ia32_sys_open+0x1b0/0x1b0
[   18.810994][  T252]  __x64_sys_unshare+0x34/0x50
[   18.811190][  T252]  ? do_syscall_64+0x82/0xfc0
[   18.811389][  T252]  do_syscall_64+0x117/0xfc0
[   18.811579][  T252]  ? trace_hardirqs_off+0xd/0x30
[   18.811781][  T252]  ? exc_page_fault+0xee/0x100
[   18.811979][  T252]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   18.812237][  T252] RIP: 0033:0x7ff384bc7bcb
[   18.812445][  T252] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   18.813184][  T252] RSP: 002b:00007ffcca007ef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   18.813489][  T252] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff384bc7bcb
[   18.813792][  T252] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   18.814088][  T252] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   18.814385][  T252] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcca00a120
[   18.814679][  T252] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcca00b8c6
[   18.814991][  T252]  </TASK>
[   18.815149][  T252] irq event stamp: 32469
[   18.815297][  T252] hardirqs last  enabled at (32477): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.815643][  T252] hardirqs last disabled at (32484): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.815994][  T252] softirqs last  enabled at (31990): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   18.816341][  T252] softirqs last disabled at (31988): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   18.816679][  T252] ---[ end trace 0000000000000000 ]---
[   18.855486][  T253] ------------[ cut here ]------------
[   18.855780][  T253] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/253
[   18.856201][  T253] CPU: 2 UID: 0 PID: 253 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   18.856649][  T253] Tainted: [W]=WARN
[   18.856862][  T253] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.857175][  T253] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   18.857488][  T253] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   18.858262][  T253] RSP: 0018:ffa00000009d7020 EFLAGS: 00010286
[   18.858569][  T253] RAX: 00000000ffffffa6 RBX: ff1100000549f380 RCX: 1ff400000013adca
[   18.858923][  T253] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000549f438
[   18.859286][  T253] RBP: ff11000011fcc000 R08: 1fe2200000a93e88 R09: ff11000004c95158
[   18.859630][  T253] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   18.859983][  T253] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011fccce1
[   18.860351][  T253] FS:  00007f42df7a4840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   18.860753][  T253] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.861053][  T253] CR2: 0000000016161988 CR3: 0000000015d57002 CR4: 0000000000771ef0
[   18.861413][  T253] PKRU: 55555554
[   18.861607][  T253] Call Trace:
[   18.861818][  T253]  <TASK>
[   18.861974][  T253]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   18.862247][  T253]  rtmsg_ifinfo+0x5c/0xb0
[   18.862452][  T253]  ? mark_held_locks+0x40/0x70
[   18.862701][  T253]  __dev_notify_flags+0x1b8/0x280
[   18.862962][  T253]  ? netif_change_name+0x8c0/0x8c0
[   18.863226][  T253]  ? __dev_change_flags+0x4a4/0x660
[   18.863479][  T253]  ? netif_set_allmulti+0x250/0x250
[   18.863732][  T253]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.863996][  T253]  ? is_bpf_text_address+0x68/0x110
[   18.864257][  T253]  netif_change_flags+0xfe/0x190
[   18.864510][  T253]  do_setlink.isra.0+0x1cc3/0x2750
[   18.864767][  T253]  ? rtnl_link_get_size+0x350/0x350
[   18.865019][  T253]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   18.865334][  T253]  ? rcu_read_lock_any_held+0x3c/0x90
[   18.865555][  T253]  ? validate_chain+0x38b/0xc20
[   18.865807][  T253]  ? rcu_read_lock_any_held+0x66/0x90
[   18.866055][  T253]  ? stack_depot_save_flags+0x367/0x770
[   18.866327][  T253]  ? __lock_acquire+0x508/0xc10
[   18.866579][  T253]  ? lock_acquire.part.0+0xbc/0x260
[   18.866838][  T253]  ? rtnl_newlink+0x883/0xea0
[   18.867089][  T253]  ? rcu_is_watching+0x15/0xd0
[   18.867362][  T253]  ? lock_acquire+0x134/0x160
[   18.867610][  T253]  ? rcu_is_watching+0x15/0xd0
[   18.867869][  T253]  ? rcu_is_watching+0x15/0xd0
[   18.868136][  T253]  ? trace_contention_end+0xb3/0x1a0
[   18.868388][  T253]  ? __mutex_lock+0x1db/0x2010
[   18.868640][  T253]  ? __mutex_lock+0x9b2/0x2010
[   18.868904][  T253]  ? rtnl_newlink+0x883/0xea0
[   18.869174][  T253]  ? ww_mutex_lock+0x160/0x160
[   18.869427][  T253]  ? __rtnl_newlink+0x3fa/0xa50
[   18.869681][  T253]  rtnl_newlink+0x8d1/0xea0
[   18.869939][  T253]  ? lock_acquire.part.0+0xbc/0x260
[   18.870207][  T253]  ? __rtnl_newlink+0xa50/0xa50
[   18.870454][  T253]  ? mark_usage+0x61/0x170
[   18.870705][  T253]  ? lock_acquire.part.0+0xbc/0x260
[   18.870960][  T253]  ? find_held_lock+0x2b/0x80
[   18.871230][  T253]  ? __rtnl_newlink+0xa50/0xa50
[   18.871481][  T253]  ? __lock_release.isra.0+0x6b/0x1a0
[   18.871732][  T253]  ? __rtnl_newlink+0xa50/0xa50
[   18.871987][  T253]  rtnetlink_rcv_msg+0x40d/0x9e0
[   18.872252][  T253]  ? validate_chain+0x38b/0xc20
[   18.872500][  T253]  ? rtnl_stats_set+0x3f0/0x3f0
[   18.872752][  T253]  ? __lock_acquire+0x508/0xc10
[   18.873026][  T253]  ? lock_acquire.part.0+0xbc/0x260
[   18.873293][  T253]  ? find_held_lock+0x2b/0x80
[   18.873542][  T253]  netlink_rcv_skb+0x14e/0x3a0
[   18.873797][  T253]  ? rtnl_stats_set+0x3f0/0x3f0
[   18.874049][  T253]  ? netlink_ack+0xcd0/0xcd0
[   18.874321][  T253]  ? netlink_deliver_tap+0xc5/0x330
[   18.874571][  T253]  ? netlink_deliver_tap+0x13c/0x330
[   18.874831][  T253]  netlink_unicast+0x486/0x750
[   18.875086][  T253]  ? netlink_attachskb+0x810/0x810
[   18.875352][  T253]  ? __lock_acquire+0x508/0xc10
[   18.875600][  T253]  netlink_sendmsg+0x735/0xc60
[   18.875859][  T253]  ? netlink_unicast+0x750/0x750
[   18.876122][  T253]  ? __might_fault+0x97/0x140
[   18.876377][  T253]  ____sys_sendmsg+0x419/0x850
[   18.876627][  T253]  ? copy_msghdr_from_user+0x2a0/0x460
[   18.876884][  T253]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   18.877203][  T253]  ? move_addr_to_kernel+0x40/0x40
[   18.877456][  T253]  ? stack_depot_save_flags+0x367/0x770
[   18.877704][  T253]  ? validate_chain+0x38b/0xc20
[   18.877964][  T253]  ___sys_sendmsg+0x14e/0x1d0
[   18.878230][  T253]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   18.878524][  T253]  ? copy_msghdr_from_user+0x460/0x460
[   18.878803][  T253]  __sys_sendmsg+0x145/0x1f0
[   18.879052][  T253]  ? __sys_sendmsg_sock+0x20/0x20
[   18.879314][  T253]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   18.879615][  T253]  ? do_raw_spin_unlock+0x59/0x250
[   18.879871][  T253]  ? rcu_is_watching+0x15/0xd0
[   18.880137][  T253]  do_syscall_64+0x117/0xfc0
[   18.880385][  T253]  ? trace_hardirqs_off+0xd/0x30
[   18.880632][  T253]  ? exc_page_fault+0xee/0x100
[   18.880892][  T253]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   18.881205][  T253] RIP: 0033:0x7f42df9de08e
[   18.881461][  T253] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   18.882219][  T253] RSP: 002b:00007ffd003853d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.882574][  T253] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f42df9de08e
[   18.882924][  T253] RDX: 0000000000000000 RSI: 00007ffd00385480 RDI: 0000000000000005
[   18.883286][  T253] RBP: 00007ffd003853e0 R08: 0000000000000000 R09: 0000000000000000
[   18.883630][  T253] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c676
[   18.883987][  T253] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd00385b50
[   18.884355][  T253]  </TASK>
[   18.884547][  T253] irq event stamp: 16069
[   18.884752][  T253] hardirqs last  enabled at (16079): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   18.885161][  T253] hardirqs last disabled at (16090): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   18.885549][  T253] softirqs last  enabled at (14962): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   18.885945][  T253] softirqs last disabled at (14960): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   18.886350][  T253] ---[ end trace 0000000000000000 ]---
[   19.029475][  T256] ------------[ cut here ]------------
[   19.029647][  T256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/256
[   19.029900][  T256] CPU: 0 UID: 0 PID: 256 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.030174][  T256] Tainted: [W]=WARN
[   19.030276][  T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.030442][  T256] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.030620][  T256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.031109][  T256] RSP: 0018:ffa0000000b86e20 EFLAGS: 00010286
[   19.031285][  T256] RAX: 00000000ffffffa6 RBX: ff11000010814ac0 RCX: 1ff4000000170d8a
[   19.031487][  T256] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010814b78
[   19.031691][  T256] RBP: ff1100000f131000 R08: 1fe2200002102970 R09: ff11000004cc0b80
[   19.031902][  T256] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   19.032107][  T256] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe58e88
[   19.032308][  T256] FS:  00007f297150d840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   19.032543][  T256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.032711][  T256] CR2: 000000000042ebe0 CR3: 000000001332d005 CR4: 0000000000771ef0
[   19.032918][  T256] PKRU: 55555554
[   19.033017][  T256] Call Trace:
[   19.033124][  T256]  <TASK>
[   19.033194][  T256]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   19.033331][  T256]  rtmsg_ifinfo+0x5c/0xb0
[   19.033431][  T256]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   19.033596][  T256]  __dev_notify_flags+0x1b8/0x280
[   19.033730][  T256]  ? __mod_timer+0x3ad/0xc60
[   19.033869][  T256]  ? netif_change_name+0x8c0/0x8c0
[   19.034000][  T256]  ? rtnl_newlink+0x8d1/0xea0
[   19.034143][  T256]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   19.034273][  T256]  ? netlink_rcv_skb+0x14e/0x3a0
[   19.034406][  T256]  ? add_timer_on+0x580/0x580
[   19.034536][  T256]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.034669][  T256]  ? mark_held_locks+0x40/0x70
[   19.034807][  T256]  rtnl_configure_link+0x1ac/0x390
[   19.034937][  T256]  ? lockdep_hardirqs_on+0x8c/0x130
[   19.035066][  T256]  ? queue_delayed_work_on+0x95/0x100
[   19.035206][  T256]  veth_newlink+0x330/0x8d0
[   19.035343][  T256]  ? veth_poll_controller+0x10/0x10
[   19.035478][  T256]  ? kasan_save_stack+0x2f/0x50
[   19.035611][  T256]  ? kasan_save_track+0x14/0x30
[   19.035746][  T256]  ? __kasan_kmalloc+0x7b/0x90
[   19.035891][  T256]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   19.036025][  T256]  ? alloc_netdev_mqs+0xe85/0x1490
[   19.036165][  T256]  ? rtnl_af_lookup+0x290/0x290
[   19.036302][  T256]  ? alloc_netdev_mqs+0xed0/0x1490
[   19.036437][  T256]  ? rtnl_create_link+0x169/0xf20
[   19.036571][  T256]  rtnl_newlink_create+0x2da/0x780
[   19.036704][  T256]  ? rtnl_create_link+0xf20/0xf20
[   19.036848][  T256]  ? __dev_get_by_name+0x12/0x50
[   19.036982][  T256]  ? rtnl_dev_get+0xd7/0x170
[   19.037122][  T256]  __rtnl_newlink+0x22b/0xa50
[   19.037266][  T256]  rtnl_newlink+0x8d1/0xea0
[   19.037404][  T256]  ? lock_acquire.part.0+0xbc/0x260
[   19.037535][  T256]  ? __rtnl_newlink+0xa50/0xa50
[   19.037667][  T256]  ? mark_usage+0x61/0x170
[   19.037807][  T256]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.037940][  T256]  ? __rtnl_newlink+0xa50/0xa50
[   19.038072][  T256]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.038211][  T256]  ? validate_chain+0x38b/0xc20
[   19.038350][  T256]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.038480][  T256]  ? __lock_acquire+0x508/0xc10
[   19.038614][  T256]  ? lock_acquire.part.0+0xbc/0x260
[   19.038750][  T256]  ? find_held_lock+0x2b/0x80
[   19.038890][  T256]  netlink_rcv_skb+0x14e/0x3a0
[   19.039025][  T256]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.039170][  T256]  ? netlink_ack+0xcd0/0xcd0
[   19.039305][  T256]  ? netlink_deliver_tap+0xc5/0x330
[   19.039439][  T256]  ? netlink_deliver_tap+0x13c/0x330
[   19.039573][  T256]  netlink_unicast+0x486/0x750
[   19.039706][  T256]  ? netlink_attachskb+0x810/0x810
[   19.039842][  T256]  ? __lock_acquire+0x508/0xc10
[   19.039977][  T256]  netlink_sendmsg+0x735/0xc60
[   19.040114][  T256]  ? netlink_unicast+0x750/0x750
[   19.040247][  T256]  ? __might_fault+0x97/0x140
[   19.040385][  T256]  ____sys_sendmsg+0x419/0x850
[   19.040520][  T256]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.040653][  T256]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.040822][  T256]  ? move_addr_to_kernel+0x40/0x40
[   19.040963][  T256]  ___sys_sendmsg+0x14e/0x1d0
[   19.041102][  T256]  ? copy_msghdr_from_user+0x460/0x460
[   19.041238][  T256]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   19.041409][  T256]  ? do_sys_openat2+0xfd/0x170
[   19.041577][  T256]  __sys_sendmsg+0x145/0x1f0
[   19.041710][  T256]  ? __sys_sendmsg_sock+0x20/0x20
[   19.041849][  T256]  ? fpregs_restore_userregs+0x14b/0x310
[   19.041983][  T256]  ? rcu_is_watching+0x15/0xd0
[   19.042123][  T256]  do_syscall_64+0x117/0xfc0
[   19.042256][  T256]  ? trace_hardirqs_off+0xd/0x30
[   19.042389][  T256]  ? exc_page_fault+0xee/0x100
[   19.042524][  T256]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.042691][  T256] RIP: 0033:0x7f297174708e
[   19.042836][  T256] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.043313][  T256] RSP: 002b:00007ffda656a480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.043514][  T256] RAX: ffffffffffffffda RBX: 00007ffda656ac28 RCX: 00007f297174708e
[   19.043712][  T256] RDX: 0000000000000000 RSI: 00007ffda656a530 RDI: 0000000000000005
[   19.043913][  T256] RBP: 00007ffda656a490 R08: 0000000000000000 R09: 0000000000000000
[   19.044118][  T256] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c676
[   19.044322][  T256] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda656abf0
[   19.044526][  T256]  </TASK>
[   19.044625][  T256] irq event stamp: 14957
[   19.044729][  T256] hardirqs last  enabled at (14965): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.044969][  T256] hardirqs last disabled at (14972): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.045212][  T256] softirqs last  enabled at (14122): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   19.045451][  T256] softirqs last disabled at (14120): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   19.045686][  T256] ---[ end trace 0000000000000000 ]---
[   19.058154][  T256] ------------[ cut here ]------------
[   19.058320][  T256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/256
[   19.058557][  T256] CPU: 0 UID: 0 PID: 256 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.058825][  T256] Tainted: [W]=WARN
[   19.058927][  T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.059104][  T256] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.059277][  T256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.059746][  T256] RSP: 0018:ffa0000000b871a0 EFLAGS: 00010286
[   19.059919][  T256] RAX: 00000000ffffffa6 RBX: ff11000004f8fc40 RCX: 1ff4000000170dfa
[   19.060119][  T256] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8fcf8
[   19.060319][  T256] RBP: ff110000075b1000 R08: 1fe22000009f1fa0 R09: ff11000004cc0b80
[   19.060509][  T256] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   19.060704][  T256] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   19.060905][  T256] FS:  00007f297150d840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   19.061143][  T256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.061307][  T256] CR2: 000000000042ebe0 CR3: 000000001332d005 CR4: 0000000000771ef0
[   19.061502][  T256] PKRU: 55555554
[   19.061598][  T256] Call Trace:
[   19.061695][  T256]  <TASK>
[   19.061765][  T256]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   19.061897][  T256]  rtmsg_ifinfo+0x5c/0xb0
[   19.061996][  T256]  __dev_notify_flags+0x1b8/0x280
[   19.062138][  T256]  ? netif_change_name+0x8c0/0x8c0
[   19.062270][  T256]  ? rtnl_af_lookup+0x290/0x290
[   19.062399][  T256]  ? alloc_netdev_mqs+0xed0/0x1490
[   19.062533][  T256]  rtnl_configure_link+0x1ac/0x390
[   19.062665][  T256]  rtnl_newlink_create+0x353/0x780
[   19.062803][  T256]  ? rtnl_create_link+0xf20/0xf20
[   19.062933][  T256]  ? __dev_get_by_name+0x12/0x50
[   19.063066][  T256]  ? rtnl_dev_get+0xd7/0x170
[   19.063206][  T256]  __rtnl_newlink+0x22b/0xa50
[   19.063341][  T256]  rtnl_newlink+0x8d1/0xea0
[   19.063470][  T256]  ? lock_acquire.part.0+0xbc/0x260
[   19.063600][  T256]  ? __rtnl_newlink+0xa50/0xa50
[   19.063730][  T256]  ? mark_usage+0x61/0x170
[   19.063866][  T256]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.063997][  T256]  ? __rtnl_newlink+0xa50/0xa50
[   19.064134][  T256]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.064265][  T256]  ? validate_chain+0x38b/0xc20
[   19.064392][  T256]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.064519][  T256]  ? __lock_acquire+0x508/0xc10
[   19.064648][  T256]  ? lock_acquire.part.0+0xbc/0x260
[   19.064871][  T256]  ? find_held_lock+0x2b/0x80
[   19.065000][  T256]  netlink_rcv_skb+0x14e/0x3a0
[   19.065196][  T256]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.065325][  T256]  ? netlink_ack+0xcd0/0xcd0
[   19.065456][  T256]  ? netlink_deliver_tap+0xc5/0x330
[   19.065584][  T256]  ? netlink_deliver_tap+0x13c/0x330
[   19.065803][  T256]  netlink_unicast+0x486/0x750
[   19.065935][  T256]  ? netlink_attachskb+0x810/0x810
[   19.066062][  T256]  ? __lock_acquire+0x508/0xc10
[   19.066252][  T256]  netlink_sendmsg+0x735/0xc60
[   19.066383][  T256]  ? netlink_unicast+0x750/0x750
[   19.066512][  T256]  ? __might_fault+0x97/0x140
[   19.066639][  T256]  ____sys_sendmsg+0x419/0x850
[   19.066856][  T256]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.066981][  T256]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.067195][  T256]  ? move_addr_to_kernel+0x40/0x40
[   19.067383][  T256]  ___sys_sendmsg+0x14e/0x1d0
[   19.067512][  T256]  ? copy_msghdr_from_user+0x460/0x460
[   19.067643][  T256]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   19.067816][  T256]  ? do_sys_openat2+0xfd/0x170
[   19.067948][  T256]  __sys_sendmsg+0x145/0x1f0
[   19.068222][  T256]  ? __sys_sendmsg_sock+0x20/0x20
[   19.068353][  T256]  ? fpregs_restore_userregs+0x14b/0x310
[   19.068485][  T256]  ? rcu_is_watching+0x15/0xd0
[   19.068615][  T256]  do_syscall_64+0x117/0xfc0
[   19.068747][  T256]  ? trace_hardirqs_off+0xd/0x30
[   19.068873][  T256]  ? exc_page_fault+0xee/0x100
[   19.068998][  T256]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.069304][  T256] RIP: 0033:0x7f297174708e
[   19.069439][  T256] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.069896][  T256] RSP: 002b:00007ffda656a480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.070235][  T256] RAX: ffffffffffffffda RBX: 00007ffda656ac28 RCX: 00007f297174708e
[   19.070434][  T256] RDX: 0000000000000000 RSI: 00007ffda656a530 RDI: 0000000000000005
[   19.070628][  T256] RBP: 00007ffda656a490 R08: 0000000000000000 R09: 0000000000000000
[   19.070826][  T256] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c676
[   19.071016][  T256] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda656abf0
[   19.071362][  T256]  </TASK>
[   19.071462][  T256] irq event stamp: 26871
[   19.071558][  T256] hardirqs last  enabled at (26879): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.071790][  T256] hardirqs last disabled at (26886): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.072012][  T256] softirqs last  enabled at (26860): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   19.072381][  T256] softirqs last disabled at (26903): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   19.072606][  T256] ---[ end trace 0000000000000000 ]---
[   19.127550][  T257] ------------[ cut here ]------------
[   19.127859][  T257] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/257
[   19.128668][  T257] CPU: 2 UID: 0 PID: 257 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.129155][  T257] Tainted: [W]=WARN
[   19.129358][  T257] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.129658][  T257] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.129985][  T257] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.130780][  T257] RSP: 0018:ffa0000000b96e20 EFLAGS: 00010286
[   19.131089][  T257] RAX: 00000000ffffffa6 RBX: ff11000015b6f8c0 RCX: 1ff4000000172d8a
[   19.131463][  T257] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b6f978
[   19.131824][  T257] RBP: ff11000015894000 R08: 1fe2200002b6df30 R09: ff11000004cc5180
[   19.132197][  T257] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   19.132554][  T257] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011d32008
[   19.132918][  T257] FS:  00007fc41dd27840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   19.133337][  T257] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.133644][  T257] CR2: 000000000042ebe0 CR3: 0000000015de7003 CR4: 0000000000771ef0
[   19.134008][  T257] PKRU: 55555554
[   19.134226][  T257] Call Trace:
[   19.134431][  T257]  <TASK>
[   19.134588][  T257]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   19.134850][  T257]  rtmsg_ifinfo+0x5c/0xb0
[   19.135054][  T257]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   19.135377][  T257]  ? ref_tracker_alloc+0x28d/0x430
[   19.135639][  T257]  __dev_notify_flags+0x1b8/0x280
[   19.135900][  T257]  ? ref_tracker_dir_print+0x100/0x100
[   19.136165][  T257]  ? netif_change_name+0x8c0/0x8c0
[   19.136419][  T257]  ? __rtnl_newlink+0x22b/0xa50
[   19.136670][  T257]  ? rtnl_newlink+0x8d1/0xea0
[   19.136928][  T257]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   19.137194][  T257]  ? netlink_rcv_skb+0x14e/0x3a0
[   19.137454][  T257]  ? find_held_lock+0x2b/0x80
[   19.137712][  T257]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.137974][  T257]  ? mark_held_locks+0x40/0x70
[   19.138243][  T257]  rtnl_configure_link+0x1ac/0x390
[   19.138496][  T257]  ? lockdep_hardirqs_on+0x8c/0x130
[   19.138755][  T257]  ? queue_delayed_work_on+0x95/0x100
[   19.139013][  T257]  veth_newlink+0x330/0x8d0
[   19.139295][  T257]  ? veth_poll_controller+0x10/0x10
[   19.139547][  T257]  ? kasan_save_stack+0x2f/0x50
[   19.139820][  T257]  ? kasan_save_track+0x14/0x30
[   19.140075][  T257]  ? __kasan_kmalloc+0x7b/0x90
[   19.140370][  T257]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   19.140625][  T257]  ? alloc_netdev_mqs+0xe85/0x1490
[   19.140892][  T257]  ? rtnl_af_lookup+0x290/0x290
[   19.141162][  T257]  ? alloc_netdev_mqs+0xed0/0x1490
[   19.141427][  T257]  ? rtnl_create_link+0x169/0xf20
[   19.141684][  T257]  rtnl_newlink_create+0x2da/0x780
[   19.141948][  T257]  ? rtnl_create_link+0xf20/0xf20
[   19.142202][  T257]  ? __dev_get_by_name+0x12/0x50
[   19.142424][  T257]  ? rtnl_dev_get+0xd7/0x170
[   19.142690][  T257]  __rtnl_newlink+0x22b/0xa50
[   19.142953][  T257]  rtnl_newlink+0x8d1/0xea0
[   19.143230][  T257]  ? lock_acquire.part.0+0xbc/0x260
[   19.143482][  T257]  ? __rtnl_newlink+0xa50/0xa50
[   19.143734][  T257]  ? mark_usage+0x61/0x170
[   19.144003][  T257]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.144274][  T257]  ? __rtnl_newlink+0xa50/0xa50
[   19.144526][  T257]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.144793][  T257]  ? validate_chain+0x38b/0xc20
[   19.145047][  T257]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.145317][  T257]  ? __lock_acquire+0x508/0xc10
[   19.145575][  T257]  ? lock_acquire.part.0+0xbc/0x260
[   19.145836][  T257]  ? find_held_lock+0x2b/0x80
[   19.146090][  T257]  netlink_rcv_skb+0x14e/0x3a0
[   19.146362][  T257]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.146617][  T257]  ? netlink_ack+0xcd0/0xcd0
[   19.146888][  T257]  ? netlink_deliver_tap+0xc5/0x330
[   19.147156][  T257]  ? netlink_deliver_tap+0x13c/0x330
[   19.147418][  T257]  netlink_unicast+0x486/0x750
[   19.147673][  T257]  ? netlink_attachskb+0x810/0x810
[   19.147934][  T257]  ? __lock_acquire+0x508/0xc10
[   19.148208][  T257]  netlink_sendmsg+0x735/0xc60
[   19.148464][  T257]  ? netlink_unicast+0x750/0x750
[   19.148718][  T257]  ? __might_fault+0x97/0x140
[   19.148983][  T257]  ____sys_sendmsg+0x419/0x850
[   19.149261][  T257]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.149513][  T257]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.149820][  T257]  ? move_addr_to_kernel+0x40/0x40
[   19.150080][  T257]  ___sys_sendmsg+0x14e/0x1d0
[   19.150351][  T257]  ? copy_msghdr_from_user+0x460/0x460
[   19.150612][  T257]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   19.150931][  T257]  ? do_sys_openat2+0xfd/0x170
[   19.151212][  T257]  __sys_sendmsg+0x145/0x1f0
[   19.151466][  T257]  ? __sys_sendmsg_sock+0x20/0x20
[   19.151729][  T257]  ? fpregs_restore_userregs+0x14b/0x310
[   19.151990][  T257]  ? rcu_is_watching+0x15/0xd0
[   19.152266][  T257]  do_syscall_64+0x117/0xfc0
[   19.152522][  T257]  ? trace_hardirqs_off+0xd/0x30
[   19.152782][  T257]  ? exc_page_fault+0xee/0x100
[   19.153037][  T257]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.153363][  T257] RIP: 0033:0x7fc41df6108e
[   19.153627][  T257] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.154413][  T257] RSP: 002b:00007ffca2b8e400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.154784][  T257] RAX: ffffffffffffffda RBX: 00007ffca2b8eba8 RCX: 00007fc41df6108e
[   19.155151][  T257] RDX: 0000000000000000 RSI: 00007ffca2b8e4b0 RDI: 0000000000000005
[   19.155499][  T257] RBP: 00007ffca2b8e410 R08: 0000000000000000 R09: 0000000000000000
[   19.155857][  T257] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c676
[   19.156221][  T257] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca2b8eb70
[   19.156590][  T257]  </TASK>
[   19.156799][  T257] irq event stamp: 27629
[   19.157000][  T257] hardirqs last  enabled at (27639): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.157361][  T257] hardirqs last disabled at (27650): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.157769][  T257] softirqs last  enabled at (27546): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   19.158185][  T257] softirqs last disabled at (27533): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   19.158586][  T257] ---[ end trace 0000000000000000 ]---
[   19.172066][  T257] ------------[ cut here ]------------
[   19.172512][  T257] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/257
[   19.172927][  T257] CPU: 2 UID: 0 PID: 257 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.173392][  T257] Tainted: [W]=WARN
[   19.173595][  T257] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.173907][  T257] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.174235][  T257] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.175002][  T257] RSP: 0018:ffa0000000b971a0 EFLAGS: 00010286
[   19.175324][  T257] RAX: 00000000ffffffa6 RBX: ff11000013c98740 RCX: 1ff4000000172dfa
[   19.175676][  T257] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c987f8
[   19.176042][  T257] RBP: ff11000015891000 R08: 1fe2200002793100 R09: ff11000004cc5180
[   19.176411][  T257] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   19.176768][  T257] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   19.177129][  T257] FS:  00007fc41dd27840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   19.177540][  T257] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.177868][  T257] CR2: 000000000042ebe0 CR3: 0000000015de7003 CR4: 0000000000771ef0
[   19.178238][  T257] PKRU: 55555554
[   19.178445][  T257] Call Trace:
[   19.178651][  T257]  <TASK>
[   19.178818][  T257]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   19.179077][  T257]  rtmsg_ifinfo+0x5c/0xb0
[   19.179307][  T257]  __dev_notify_flags+0x1b8/0x280
[   19.179565][  T257]  ? netif_change_name+0x8c0/0x8c0
[   19.179834][  T257]  ? rtnl_af_lookup+0x290/0x290
[   19.180088][  T257]  ? alloc_netdev_mqs+0xed0/0x1490
[   19.180363][  T257]  rtnl_configure_link+0x1ac/0x390
[   19.180621][  T257]  rtnl_newlink_create+0x353/0x780
[   19.180886][  T257]  ? rtnl_create_link+0xf20/0xf20
[   19.181165][  T257]  ? __dev_get_by_name+0x12/0x50
[   19.181425][  T257]  ? rtnl_dev_get+0xd7/0x170
[   19.181690][  T257]  __rtnl_newlink+0x22b/0xa50
[   19.181956][  T257]  rtnl_newlink+0x8d1/0xea0
[   19.182227][  T257]  ? lock_acquire.part.0+0xbc/0x260
[   19.182483][  T257]  ? __rtnl_newlink+0xa50/0xa50
[   19.182746][  T257]  ? mark_usage+0x61/0x170
[   19.183006][  T257]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.183283][  T257]  ? __rtnl_newlink+0xa50/0xa50
[   19.183536][  T257]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.183795][  T257]  ? validate_chain+0x38b/0xc20
[   19.184046][  T257]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.184317][  T257]  ? __lock_acquire+0x508/0xc10
[   19.184571][  T257]  ? lock_acquire.part.0+0xbc/0x260
[   19.184833][  T257]  ? find_held_lock+0x2b/0x80
[   19.185090][  T257]  netlink_rcv_skb+0x14e/0x3a0
[   19.185363][  T257]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.185620][  T257]  ? netlink_ack+0xcd0/0xcd0
[   19.185889][  T257]  ? netlink_deliver_tap+0xc5/0x330
[   19.186153][  T257]  ? netlink_deliver_tap+0x13c/0x330
[   19.186410][  T257]  netlink_unicast+0x486/0x750
[   19.186665][  T257]  ? netlink_attachskb+0x810/0x810
[   19.186928][  T257]  ? __lock_acquire+0x508/0xc10
[   19.187203][  T257]  netlink_sendmsg+0x735/0xc60
[   19.187456][  T257]  ? netlink_unicast+0x750/0x750
[   19.187704][  T257]  ? __might_fault+0x97/0x140
[   19.187965][  T257]  ____sys_sendmsg+0x419/0x850
[   19.188234][  T257]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.188491][  T257]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.188797][  T257]  ? move_addr_to_kernel+0x40/0x40
[   19.189060][  T257]  ___sys_sendmsg+0x14e/0x1d0
[   19.189326][  T257]  ? copy_msghdr_from_user+0x460/0x460
[   19.189588][  T257]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   19.189902][  T257]  ? do_sys_openat2+0xfd/0x170
[   19.190177][  T257]  __sys_sendmsg+0x145/0x1f0
[   19.190429][  T257]  ? __sys_sendmsg_sock+0x20/0x20
[   19.190684][  T257]  ? fpregs_restore_userregs+0x14b/0x310
[   19.190946][  T257]  ? rcu_is_watching+0x15/0xd0
[   19.191226][  T257]  do_syscall_64+0x117/0xfc0
[   19.191480][  T257]  ? trace_hardirqs_off+0xd/0x30
[   19.191735][  T257]  ? exc_page_fault+0xee/0x100
[   19.191997][  T257]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.192314][  T257] RIP: 0033:0x7fc41df6108e
[   19.192574][  T257] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.193365][  T257] RSP: 002b:00007ffca2b8e400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.193714][  T257] RAX: ffffffffffffffda RBX: 00007ffca2b8eba8 RCX: 00007fc41df6108e
[   19.194075][  T257] RDX: 0000000000000000 RSI: 00007ffca2b8e4b0 RDI: 0000000000000005
[   19.194444][  T257] RBP: 00007ffca2b8e410 R08: 0000000000000000 R09: 0000000000000000
[   19.194799][  T257] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c676
[   19.195163][  T257] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca2b8eb70
[   19.195521][  T257]  </TASK>
[   19.195722][  T257] irq event stamp: 33763
[   19.195934][  T257] hardirqs last  enabled at (33773): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.196355][  T257] hardirqs last disabled at (33784): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.196751][  T257] softirqs last  enabled at (32922): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   19.197155][  T257] softirqs last disabled at (32719): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   19.197563][  T257] ---[ end trace 0000000000000000 ]---
[   19.249232][  T258] ------------[ cut here ]------------
[   19.249468][  T258] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/258
[   19.249841][  T258] CPU: 3 UID: 0 PID: 258 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.250268][  T258] Tainted: [W]=WARN
[   19.250425][  T258] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.250683][  T258] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.250955][  T258] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.251672][  T258] RSP: 0018:ffa0000000ba6e20 EFLAGS: 00010286
[   19.251936][  T258] RAX: 00000000ffffffa6 RBX: ff1100000ff6a3c0 RCX: 1ff4000000174d8a
[   19.252252][  T258] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ff6a478
[   19.252560][  T258] RBP: ff11000013851000 R08: 1fe2200001fed490 R09: ff11000013030b80
[   19.252876][  T258] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   19.253285][  T258] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015d5ee08
[   19.253594][  T258] FS:  00007f1d0dd3c840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   19.253962][  T258] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.254303][  T258] CR2: 000000000042ebe0 CR3: 0000000015e2e006 CR4: 0000000000771ef0
[   19.254606][  T258] PKRU: 55555554
[   19.254759][  T258] Call Trace:
[   19.254912][  T258]  <TASK>
[   19.255020][  T258]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   19.255239][  T258]  rtmsg_ifinfo+0x5c/0xb0
[   19.255403][  T258]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   19.255647][  T258]  ? lockdep_hardirqs_on+0x8c/0x130
[   19.255855][  T258]  ? irqentry_exit+0x21c/0x710
[   19.256051][  T258]  __dev_notify_flags+0x1b8/0x280
[   19.256264][  T258]  ? lockdep_hardirqs_off+0x91/0xf0
[   19.256462][  T258]  ? irqentry_enter+0x2a/0xd0
[   19.256658][  T258]  ? netif_change_name+0x8c0/0x8c0
[   19.256874][  T258]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[   19.257144][  T258]  rtnl_configure_link+0x1ac/0x390
[   19.257354][  T258]  ? lockdep_hardirqs_on+0x8c/0x130
[   19.257555][  T258]  ? queue_delayed_work_on+0x95/0x100
[   19.257765][  T258]  veth_newlink+0x330/0x8d0
[   19.257969][  T258]  ? veth_poll_controller+0x10/0x10
[   19.258180][  T258]  ? kasan_save_stack+0x2f/0x50
[   19.258385][  T258]  ? kasan_save_track+0x14/0x30
[   19.258587][  T258]  ? __kasan_kmalloc+0x7b/0x90
[   19.258822][  T258]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   19.259027][  T258]  ? alloc_netdev_mqs+0xe85/0x1490
[   19.259240][  T258]  ? rtnl_af_lookup+0x290/0x290
[   19.259444][  T258]  ? alloc_netdev_mqs+0xed0/0x1490
[   19.259646][  T258]  ? rtnl_create_link+0x169/0xf20
[   19.259855][  T258]  rtnl_newlink_create+0x2da/0x780
[   19.260060][  T258]  ? rtnl_create_link+0xf20/0xf20
[   19.260276][  T258]  ? __dev_get_by_name+0x12/0x50
[   19.260478][  T258]  ? rtnl_dev_get+0xd7/0x170
[   19.260691][  T258]  __rtnl_newlink+0x22b/0xa50
[   19.260904][  T258]  rtnl_newlink+0x8d1/0xea0
[   19.261118][  T258]  ? lock_acquire.part.0+0xbc/0x260
[   19.261323][  T258]  ? __rtnl_newlink+0xa50/0xa50
[   19.261526][  T258]  ? mark_usage+0x61/0x170
[   19.261737][  T258]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.261952][  T258]  ? __rtnl_newlink+0xa50/0xa50
[   19.262162][  T258]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.262366][  T258]  ? validate_chain+0x38b/0xc20
[   19.262566][  T258]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.262772][  T258]  ? __lock_acquire+0x508/0xc10
[   19.262976][  T258]  ? lock_acquire.part.0+0xbc/0x260
[   19.263185][  T258]  ? find_held_lock+0x2b/0x80
[   19.263396][  T258]  netlink_rcv_skb+0x14e/0x3a0
[   19.263597][  T258]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.263808][  T258]  ? netlink_ack+0xcd0/0xcd0
[   19.264013][  T258]  ? netlink_deliver_tap+0xc5/0x330
[   19.264218][  T258]  ? netlink_deliver_tap+0x13c/0x330
[   19.264425][  T258]  netlink_unicast+0x486/0x750
[   19.264631][  T258]  ? netlink_attachskb+0x810/0x810
[   19.264843][  T258]  ? __lock_acquire+0x508/0xc10
[   19.265057][  T258]  netlink_sendmsg+0x735/0xc60
[   19.265269][  T258]  ? netlink_unicast+0x750/0x750
[   19.265471][  T258]  ? __might_fault+0x97/0x140
[   19.265676][  T258]  ____sys_sendmsg+0x419/0x850
[   19.265887][  T258]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.266090][  T258]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.266351][  T258]  ? move_addr_to_kernel+0x40/0x40
[   19.266568][  T258]  ___sys_sendmsg+0x14e/0x1d0
[   19.266779][  T258]  ? copy_msghdr_from_user+0x460/0x460
[   19.266988][  T258]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   19.267259][  T258]  ? do_sys_openat2+0xfd/0x170
[   19.267464][  T258]  __sys_sendmsg+0x145/0x1f0
[   19.267669][  T258]  ? __sys_sendmsg_sock+0x20/0x20
[   19.267879][  T258]  ? fpregs_restore_userregs+0x14b/0x310
[   19.268095][  T258]  ? rcu_is_watching+0x15/0xd0
[   19.268314][  T258]  do_syscall_64+0x117/0xfc0
[   19.268526][  T258]  ? trace_hardirqs_off+0xd/0x30
[   19.268730][  T258]  ? exc_page_fault+0xee/0x100
[   19.268938][  T258]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.269202][  T258] RIP: 0033:0x7f1d0df7608e
[   19.269417][  T258] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.270158][  T258] RSP: 002b:00007fff4280ad80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.270469][  T258] RAX: ffffffffffffffda RBX: 00007fff4280b528 RCX: 00007f1d0df7608e
[   19.270773][  T258] RDX: 0000000000000000 RSI: 00007fff4280ae30 RDI: 0000000000000005
[   19.271084][  T258] RBP: 00007fff4280ad90 R08: 0000000000000000 R09: 0000000000000000
[   19.271394][  T258] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c676
[   19.271692][  T258] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4280b4f0
[   19.272008][  T258]  </TASK>
[   19.272169][  T258] irq event stamp: 16845
[   19.272317][  T258] hardirqs last  enabled at (16853): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.272663][  T258] hardirqs last disabled at (16860): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.273009][  T258] softirqs last  enabled at (16158): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   19.273362][  T258] softirqs last disabled at (16083): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   19.273710][  T258] ---[ end trace 0000000000000000 ]---
[   19.280349][  T258] ------------[ cut here ]------------
[   19.280524][  T258] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/258
[   19.280768][  T258] CPU: 1 UID: 0 PID: 258 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.281039][  T258] Tainted: [W]=WARN
[   19.281144][  T258] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.281306][  T258] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.281478][  T258] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.281949][  T258] RSP: 0018:ffa0000000ba71a0 EFLAGS: 00010286
[   19.282120][  T258] RAX: 00000000ffffffa6 RBX: ff11000015b5b1c0 RCX: 1ff4000000174dfa
[   19.282316][  T258] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b5b278
[   19.282509][  T258] RBP: ff11000013dec000 R08: 1fe2200002b6b650 R09: ff11000013030b80
[   19.282709][  T258] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   19.282920][  T258] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   19.283123][  T258] FS:  00007f1d0dd3c840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   19.283355][  T258] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.283520][  T258] CR2: 0000555fbff2c680 CR3: 0000000015e2e005 CR4: 0000000000771ef0
[   19.283720][  T258] PKRU: 55555554
[   19.283824][  T258] Call Trace:
[   19.283922][  T258]  <TASK>
[   19.283991][  T258]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   19.284129][  T258]  rtmsg_ifinfo+0x5c/0xb0
[   19.284229][  T258]  __dev_notify_flags+0x1b8/0x280
[   19.284362][  T258]  ? netif_change_name+0x8c0/0x8c0
[   19.284493][  T258]  ? rtnl_af_lookup+0x290/0x290
[   19.284625][  T258]  ? alloc_netdev_mqs+0xed0/0x1490
[   19.284762][  T258]  rtnl_configure_link+0x1ac/0x390
[   19.284891][  T258]  rtnl_newlink_create+0x353/0x780
[   19.285021][  T258]  ? rtnl_create_link+0xf20/0xf20
[   19.285156][  T258]  ? __dev_get_by_name+0x12/0x50
[   19.285286][  T258]  ? rtnl_dev_get+0xd7/0x170
[   19.285424][  T258]  __rtnl_newlink+0x22b/0xa50
[   19.285558][  T258]  rtnl_newlink+0x8d1/0xea0
[   19.285693][  T258]  ? lock_acquire.part.0+0xbc/0x260
[   19.285835][  T258]  ? __rtnl_newlink+0xa50/0xa50
[   19.285965][  T258]  ? mark_usage+0x61/0x170
[   19.286105][  T258]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.286236][  T258]  ? __rtnl_newlink+0xa50/0xa50
[   19.286368][  T258]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.286498][  T258]  ? validate_chain+0x38b/0xc20
[   19.286630][  T258]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.286769][  T258]  ? __lock_acquire+0x508/0xc10
[   19.286904][  T258]  ? lock_acquire.part.0+0xbc/0x260
[   19.287032][  T258]  ? find_held_lock+0x2b/0x80
[   19.287170][  T258]  netlink_rcv_skb+0x14e/0x3a0
[   19.287305][  T258]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.287434][  T258]  ? netlink_ack+0xcd0/0xcd0
[   19.287566][  T258]  ? netlink_deliver_tap+0xc5/0x330
[   19.287697][  T258]  ? netlink_deliver_tap+0x13c/0x330
[   19.287835][  T258]  netlink_unicast+0x486/0x750
[   19.287964][  T258]  ? netlink_attachskb+0x810/0x810
[   19.288102][  T258]  ? __lock_acquire+0x508/0xc10
[   19.288233][  T258]  netlink_sendmsg+0x735/0xc60
[   19.288364][  T258]  ? netlink_unicast+0x750/0x750
[   19.288498][  T258]  ? __might_fault+0x97/0x140
[   19.288631][  T258]  ____sys_sendmsg+0x419/0x850
[   19.288772][  T258]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.288902][  T258]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.289061][  T258]  ? move_addr_to_kernel+0x40/0x40
[   19.289200][  T258]  ___sys_sendmsg+0x14e/0x1d0
[   19.289331][  T258]  ? copy_msghdr_from_user+0x460/0x460
[   19.289465][  T258]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   19.289635][  T258]  ? do_sys_openat2+0xfd/0x170
[   19.289777][  T258]  __sys_sendmsg+0x145/0x1f0
[   19.289906][  T258]  ? __sys_sendmsg_sock+0x20/0x20
[   19.290039][  T258]  ? fpregs_restore_userregs+0x14b/0x310
[   19.290175][  T258]  ? rcu_is_watching+0x15/0xd0
[   19.290307][  T258]  do_syscall_64+0x117/0xfc0
[   19.290439][  T258]  ? trace_hardirqs_off+0xd/0x30
[   19.290569][  T258]  ? exc_page_fault+0xee/0x100
[   19.290702][  T258]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.290869][  T258] RIP: 0033:0x7f1d0df7608e
[   19.291008][  T258] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.291469][  T258] RSP: 002b:00007fff4280ad80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.291672][  T258] RAX: ffffffffffffffda RBX: 00007fff4280b528 RCX: 00007f1d0df7608e
[   19.291889][  T258] RDX: 0000000000000000 RSI: 00007fff4280ae30 RDI: 0000000000000005
[   19.292084][  T258] RBP: 00007fff4280ad90 R08: 0000000000000000 R09: 0000000000000000
[   19.292286][  T258] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c676
[   19.292485][  T258] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4280b4f0
[   19.292684][  T258]  </TASK>
[   19.292787][  T258] irq event stamp: 21495
[   19.292886][  T258] hardirqs last  enabled at (21503): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.293116][  T258] hardirqs last disabled at (21512): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.293342][  T258] softirqs last  enabled at (20810): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   19.293567][  T258] softirqs last disabled at (20808): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   19.293804][  T258] ---[ end trace 0000000000000000 ]---
[   19.350270][  T259] ------------[ cut here ]------------
[   19.350494][  T259] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/259
[   19.350833][  T259] CPU: 3 UID: 0 PID: 259 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.351245][  T259] Tainted: [W]=WARN
[   19.351407][  T259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.351657][  T259] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.351930][  T259] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.353126][  T259] RSP: 0018:ffa0000000b97050 EFLAGS: 00010286
[   19.353383][  T259] RAX: 00000000ffffffa6 RBX: ff11000013eccac0 RCX: 1ff4000000172dd0
[   19.353678][  T259] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013eccb78
[   19.353981][  T259] RBP: ff110000075b1000 R08: 1fe22000027d9970 R09: ff11000013bc5180
[   19.354286][  T259] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   19.354580][  T259] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   19.354884][  T259] FS:  00007f682aee2840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   19.355241][  T259] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.355495][  T259] CR2: 00007f682b1b21a0 CR3: 0000000015ded002 CR4: 0000000000771ef0
[   19.355797][  T259] PKRU: 55555554
[   19.355943][  T259] Call Trace:
[   19.356082][  T259]  <TASK>
[   19.356188][  T259]  ? rcu_is_watching+0x15/0xd0
[   19.356379][  T259]  rtnetlink_event+0xe0/0x1f0
[   19.356564][  T259]  notifier_call_chain+0xb0/0x320
[   19.356756][  T259]  netif_set_mac_address+0x2dd/0x410
[   19.356942][  T259]  ? rcu_is_watching+0x15/0xd0
[   19.357141][  T259]  ? netif_set_group+0x70/0x70
[   19.357330][  T259]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   19.357562][  T259]  ? is_bpf_text_address+0x72/0x110
[   19.357758][  T259]  do_setlink.isra.0+0x706/0x2750
[   19.357948][  T259]  ? rtnl_link_get_size+0x350/0x350
[   19.358139][  T259]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   19.358369][  T259]  ? rcu_read_lock_any_held+0x3c/0x90
[   19.358550][  T259]  ? validate_chain+0x38b/0xc20
[   19.358732][  T259]  ? rcu_read_lock_any_held+0x66/0x90
[   19.358924][  T259]  ? stack_depot_save_flags+0x367/0x770
[   19.359119][  T259]  ? __lock_acquire+0x508/0xc10
[   19.359308][  T259]  ? lock_acquire.part.0+0xbc/0x260
[   19.359488][  T259]  ? rtnl_newlink+0x883/0xea0
[   19.359671][  T259]  ? rcu_is_watching+0x15/0xd0
[   19.359859][  T259]  ? lock_acquire+0x134/0x160
[   19.360041][  T259]  ? rcu_is_watching+0x15/0xd0
[   19.360234][  T259]  ? rcu_is_watching+0x15/0xd0
[   19.360422][  T259]  ? trace_contention_end+0xb3/0x1a0
[   19.360605][  T259]  ? __mutex_lock+0x1db/0x2010
[   19.360802][  T259]  ? __mutex_lock+0x9b2/0x2010
[   19.360984][  T259]  ? rtnl_newlink+0x883/0xea0
[   19.361183][  T259]  ? __rtnl_newlink+0x3fa/0xa50
[   19.361369][  T259]  rtnl_newlink+0x8d1/0xea0
[   19.361560][  T259]  ? lock_acquire.part.0+0xbc/0x260
[   19.361746][  T259]  ? __rtnl_newlink+0xa50/0xa50
[   19.361926][  T259]  ? mark_usage+0x61/0x170
[   19.362119][  T259]  ? lock_acquire.part.0+0xbc/0x260
[   19.362312][  T259]  ? find_held_lock+0x2b/0x80
[   19.362492][  T259]  ? __rtnl_newlink+0xa50/0xa50
[   19.362674][  T259]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.362863][  T259]  ? __rtnl_newlink+0xa50/0xa50
[   19.363044][  T259]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.363233][  T259]  ? validate_chain+0x38b/0xc20
[   19.363414][  T259]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.363592][  T259]  ? __lock_acquire+0x508/0xc10
[   19.363787][  T259]  ? lock_acquire.part.0+0xbc/0x260
[   19.363967][  T259]  ? find_held_lock+0x2b/0x80
[   19.364156][  T259]  netlink_rcv_skb+0x14e/0x3a0
[   19.364340][  T259]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.364524][  T259]  ? netlink_ack+0xcd0/0xcd0
[   19.364708][  T259]  ? netlink_deliver_tap+0xc5/0x330
[   19.364892][  T259]  ? netlink_deliver_tap+0x13c/0x330
[   19.365080][  T259]  netlink_unicast+0x486/0x750
[   19.365273][  T259]  ? netlink_attachskb+0x810/0x810
[   19.365455][  T259]  ? __lock_acquire+0x508/0xc10
[   19.365639][  T259]  netlink_sendmsg+0x735/0xc60
[   19.365833][  T259]  ? netlink_unicast+0x750/0x750
[   19.366012][  T259]  ? __might_fault+0x97/0x140
[   19.366197][  T259]  ____sys_sendmsg+0x419/0x850
[   19.366372][  T259]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.366549][  T259]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.366791][  T259]  ? move_addr_to_kernel+0x40/0x40
[   19.366975][  T259]  ? stack_depot_save_flags+0x367/0x770
[   19.367180][  T259]  ? validate_chain+0x38b/0xc20
[   19.367383][  T259]  ___sys_sendmsg+0x14e/0x1d0
[   19.367582][  T259]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   19.367849][  T259]  ? copy_msghdr_from_user+0x460/0x460
[   19.368058][  T259]  __sys_sendmsg+0x145/0x1f0
[   19.368255][  T259]  ? __sys_sendmsg_sock+0x20/0x20
[   19.368442][  T259]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   19.368688][  T259]  ? do_raw_spin_unlock+0x59/0x250
[   19.368898][  T259]  ? rcu_is_watching+0x15/0xd0
[   19.369109][  T259]  do_syscall_64+0x117/0xfc0
[   19.369314][  T259]  ? trace_hardirqs_off+0xd/0x30
[   19.369523][  T259]  ? exc_page_fault+0xee/0x100
[   19.369727][  T259]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.369982][  T259] RIP: 0033:0x7f682b11c08e
[   19.370199][  T259] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.370879][  T259] RSP: 002b:00007ffd9a2dd760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.371197][  T259] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f682b11c08e
[   19.371502][  T259] RDX: 0000000000000000 RSI: 00007ffd9a2dd810 RDI: 0000000000000005
[   19.371809][  T259] RBP: 00007ffd9a2dd770 R08: 0000000000000000 R09: 0000000000000000
[   19.372119][  T259] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   19.372426][  T259] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9a2ddee0
[   19.372720][  T259]  </TASK>
[   19.372872][  T259] irq event stamp: 29641
[   19.373017][  T259] hardirqs last  enabled at (29649): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.373365][  T259] hardirqs last disabled at (29658): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.373718][  T259] softirqs last  enabled at (28852): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   19.374072][  T259] softirqs last disabled at (28397): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   19.374425][  T259] ---[ end trace 0000000000000000 ]---
[   19.413428][  T260] ------------[ cut here ]------------
[   19.413606][  T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/260
[   19.413836][  T260] CPU: 0 UID: 0 PID: 260 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.414094][  T260] Tainted: [W]=WARN
[   19.414201][  T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.414358][  T260] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.414523][  T260] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.414974][  T260] RSP: 0018:ffa0000000bb7050 EFLAGS: 00010286
[   19.415142][  T260] RAX: 00000000ffffffa6 RBX: ff1100000269aac0 RCX: 1ff4000000176dd0
[   19.415331][  T260] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269ab78
[   19.415518][  T260] RBP: ff11000013851000 R08: 1fe22000004d3570 R09: ff11000013bc2e80
[   19.415705][  T260] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   19.415904][  T260] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   19.416092][  T260] FS:  00007fa942ee2840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   19.416324][  T260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.416484][  T260] CR2: 00007fa9431b21a0 CR3: 00000000117dc001 CR4: 0000000000771ef0
[   19.416681][  T260] PKRU: 55555554
[   19.416782][  T260] Call Trace:
[   19.416877][  T260]  <TASK>
[   19.416944][  T260]  ? rcu_is_watching+0x15/0xd0
[   19.417073][  T260]  rtnetlink_event+0xe0/0x1f0
[   19.417203][  T260]  notifier_call_chain+0xb0/0x320
[   19.417333][  T260]  netif_set_mac_address+0x2dd/0x410
[   19.417459][  T260]  ? rcu_is_watching+0x15/0xd0
[   19.417584][  T260]  ? netif_set_group+0x70/0x70
[   19.417712][  T260]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   19.417877][  T260]  ? is_bpf_text_address+0x72/0x110
[   19.418006][  T260]  do_setlink.isra.0+0x706/0x2750
[   19.418141][  T260]  ? rtnl_link_get_size+0x350/0x350
[   19.418269][  T260]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   19.418426][  T260]  ? rcu_read_lock_any_held+0x3c/0x90
[   19.418550][  T260]  ? validate_chain+0x38b/0xc20
[   19.418678][  T260]  ? rcu_read_lock_any_held+0x66/0x90
[   19.418808][  T260]  ? stack_depot_save_flags+0x367/0x770
[   19.418934][  T260]  ? __lock_acquire+0x508/0xc10
[   19.419060][  T260]  ? lock_acquire.part.0+0xbc/0x260
[   19.419189][  T260]  ? rtnl_newlink+0x883/0xea0
[   19.419314][  T260]  ? rcu_is_watching+0x15/0xd0
[   19.419447][  T260]  ? lock_acquire+0x134/0x160
[   19.419573][  T260]  ? rcu_is_watching+0x15/0xd0
[   19.419696][  T260]  ? rcu_is_watching+0x15/0xd0
[   19.419827][  T260]  ? trace_contention_end+0xb3/0x1a0
[   19.419952][  T260]  ? __mutex_lock+0x1db/0x2010
[   19.420075][  T260]  ? __mutex_lock+0x9b2/0x2010
[   19.420207][  T260]  ? rtnl_newlink+0x883/0xea0
[   19.420337][  T260]  ? __rtnl_newlink+0x3fa/0xa50
[   19.420472][  T260]  rtnl_newlink+0x8d1/0xea0
[   19.420597][  T260]  ? lock_acquire.part.0+0xbc/0x260
[   19.420720][  T260]  ? __rtnl_newlink+0xa50/0xa50
[   19.420854][  T260]  ? mark_usage+0x61/0x170
[   19.420980][  T260]  ? lock_acquire.part.0+0xbc/0x260
[   19.421108][  T260]  ? find_held_lock+0x2b/0x80
[   19.421231][  T260]  ? __rtnl_newlink+0xa50/0xa50
[   19.421355][  T260]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.421487][  T260]  ? __rtnl_newlink+0xa50/0xa50
[   19.421615][  T260]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.421737][  T260]  ? validate_chain+0x38b/0xc20
[   19.421866][  T260]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.421989][  T260]  ? __lock_acquire+0x508/0xc10
[   19.422122][  T260]  ? lock_acquire.part.0+0xbc/0x260
[   19.422247][  T260]  ? find_held_lock+0x2b/0x80
[   19.422374][  T260]  netlink_rcv_skb+0x14e/0x3a0
[   19.422509][  T260]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.422639][  T260]  ? netlink_ack+0xcd0/0xcd0
[   19.422771][  T260]  ? netlink_deliver_tap+0xc5/0x330
[   19.422895][  T260]  ? netlink_deliver_tap+0x13c/0x330
[   19.423020][  T260]  netlink_unicast+0x486/0x750
[   19.423153][  T260]  ? netlink_attachskb+0x810/0x810
[   19.423278][  T260]  ? __lock_acquire+0x508/0xc10
[   19.423408][  T260]  netlink_sendmsg+0x735/0xc60
[   19.423532][  T260]  ? netlink_unicast+0x750/0x750
[   19.423657][  T260]  ? __might_fault+0x97/0x140
[   19.423795][  T260]  ____sys_sendmsg+0x419/0x850
[   19.423919][  T260]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.424042][  T260]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.424203][  T260]  ? move_addr_to_kernel+0x40/0x40
[   19.424333][  T260]  ? stack_depot_save_flags+0x367/0x770
[   19.424458][  T260]  ? validate_chain+0x38b/0xc20
[   19.424588][  T260]  ___sys_sendmsg+0x14e/0x1d0
[   19.424711][  T260]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   19.424872][  T260]  ? copy_msghdr_from_user+0x460/0x460
[   19.425006][  T260]  __sys_sendmsg+0x145/0x1f0
[   19.425137][  T260]  ? __sys_sendmsg_sock+0x20/0x20
[   19.425262][  T260]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   19.425423][  T260]  ? do_raw_spin_unlock+0x59/0x250
[   19.425547][  T260]  ? rcu_is_watching+0x15/0xd0
[   19.425672][  T260]  do_syscall_64+0x117/0xfc0
[   19.425800][  T260]  ? irq_exit_rcu+0x1a/0x30
[   19.425927][  T260]  ? common_interrupt+0x5a/0xf0
[   19.426052][  T260]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.426213][  T260] RIP: 0033:0x7fa94311c08e
[   19.426350][  T260] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.426804][  T260] RSP: 002b:00007ffe4fd88870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.426997][  T260] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa94311c08e
[   19.427197][  T260] RDX: 0000000000000000 RSI: 00007ffe4fd88920 RDI: 0000000000000005
[   19.427385][  T260] RBP: 00007ffe4fd88880 R08: 0000000000000000 R09: 0000000000000000
[   19.427571][  T260] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   19.427761][  T260] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4fd88ff0
[   19.427955][  T260]  </TASK>
[   19.428050][  T260] irq event stamp: 23333
[   19.428151][  T260] hardirqs last  enabled at (23343): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.428371][  T260] hardirqs last disabled at (23350): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.428587][  T260] softirqs last  enabled at (22486): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   19.428811][  T260] softirqs last disabled at (22484): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   19.429031][  T260] ---[ end trace 0000000000000000 ]---
[   19.463753][  T261] ------------[ cut here ]------------
[   19.463989][  T261] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/261
[   19.464337][  T261] CPU: 3 UID: 0 PID: 261 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.464700][  T261] Tainted: [W]=WARN
[   19.464845][  T261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.465086][  T261] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.465353][  T261] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.466089][  T261] RSP: 0018:ffa0000000bb7050 EFLAGS: 00010286
[   19.466356][  T261] RAX: 00000000ffffffa6 RBX: ff1100000269a580 RCX: 1ff4000000176dd0
[   19.466633][  T261] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269a638
[   19.466921][  T261] RBP: ff11000015891000 R08: 1fe22000004d34c8 R09: ff11000011468b80
[   19.467201][  T261] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   19.467480][  T261] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   19.467786][  T261] FS:  00007f7098406840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   19.468847][  T261] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.469095][  T261] CR2: 000000002cfbe988 CR3: 0000000004d61005 CR4: 0000000000771ef0
[   19.469393][  T261] PKRU: 55555554
[   19.469551][  T261] Call Trace:
[   19.469700][  T261]  <TASK>
[   19.469810][  T261]  ? rcu_is_watching+0x15/0xd0
[   19.470009][  T261]  rtnetlink_event+0xe0/0x1f0
[   19.470202][  T261]  notifier_call_chain+0xb0/0x320
[   19.470387][  T261]  netif_set_mac_address+0x2dd/0x410
[   19.470563][  T261]  ? rcu_is_watching+0x15/0xd0
[   19.470758][  T261]  ? netif_set_group+0x70/0x70
[   19.470944][  T261]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   19.471186][  T261]  ? is_bpf_text_address+0x72/0x110
[   19.471355][  T261]  do_setlink.isra.0+0x706/0x2750
[   19.471528][  T261]  ? rtnl_link_get_size+0x350/0x350
[   19.471713][  T261]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   19.471963][  T261]  ? rcu_read_lock_any_held+0x3c/0x90
[   19.472157][  T261]  ? validate_chain+0x38b/0xc20
[   19.472361][  T261]  ? rcu_read_lock_any_held+0x66/0x90
[   19.472567][  T261]  ? stack_depot_save_flags+0x367/0x770
[   19.472776][  T261]  ? __lock_acquire+0x508/0xc10
[   19.472981][  T261]  ? lock_acquire.part.0+0xbc/0x260
[   19.473189][  T261]  ? rtnl_newlink+0x883/0xea0
[   19.473393][  T261]  ? rcu_is_watching+0x15/0xd0
[   19.473589][  T261]  ? lock_acquire+0x134/0x160
[   19.473767][  T261]  ? rcu_is_watching+0x15/0xd0
[   19.473954][  T261]  ? rcu_is_watching+0x15/0xd0
[   19.474143][  T261]  ? trace_contention_end+0xb3/0x1a0
[   19.474319][  T261]  ? __mutex_lock+0x1db/0x2010
[   19.474504][  T261]  ? __mutex_lock+0x9b2/0x2010
[   19.474682][  T261]  ? rtnl_newlink+0x883/0xea0
[   19.474881][  T261]  ? __rtnl_newlink+0x3fa/0xa50
[   19.475060][  T261]  rtnl_newlink+0x8d1/0xea0
[   19.475255][  T261]  ? lock_acquire.part.0+0xbc/0x260
[   19.475438][  T261]  ? __rtnl_newlink+0xa50/0xa50
[   19.475625][  T261]  ? mark_usage+0x61/0x170
[   19.475837][  T261]  ? lock_acquire.part.0+0xbc/0x260
[   19.476038][  T261]  ? find_held_lock+0x2b/0x80
[   19.476247][  T261]  ? __rtnl_newlink+0xa50/0xa50
[   19.476450][  T261]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.476655][  T261]  ? __rtnl_newlink+0xa50/0xa50
[   19.476867][  T261]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.477054][  T261]  ? validate_chain+0x38b/0xc20
[   19.477242][  T261]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.477426][  T261]  ? __lock_acquire+0x508/0xc10
[   19.477602][  T261]  ? lock_acquire.part.0+0xbc/0x260
[   19.477772][  T261]  ? find_held_lock+0x2b/0x80
[   19.477938][  T261]  netlink_rcv_skb+0x14e/0x3a0
[   19.478111][  T261]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.478279][  T261]  ? netlink_ack+0xcd0/0xcd0
[   19.478447][  T261]  ? netlink_deliver_tap+0xc5/0x330
[   19.478631][  T261]  ? netlink_deliver_tap+0x13c/0x330
[   19.478812][  T261]  netlink_unicast+0x486/0x750
[   19.478993][  T261]  ? netlink_attachskb+0x810/0x810
[   19.479182][  T261]  ? __lock_acquire+0x508/0xc10
[   19.479358][  T261]  netlink_sendmsg+0x735/0xc60
[   19.479546][  T261]  ? netlink_unicast+0x750/0x750
[   19.479724][  T261]  ? __might_fault+0x97/0x140
[   19.479918][  T261]  ____sys_sendmsg+0x419/0x850
[   19.480127][  T261]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.480325][  T261]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.480553][  T261]  ? move_addr_to_kernel+0x40/0x40
[   19.480731][  T261]  ? stack_depot_save_flags+0x367/0x770
[   19.480926][  T261]  ? validate_chain+0x38b/0xc20
[   19.481108][  T261]  ___sys_sendmsg+0x14e/0x1d0
[   19.481273][  T261]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   19.481500][  T261]  ? copy_msghdr_from_user+0x460/0x460
[   19.481688][  T261]  __sys_sendmsg+0x145/0x1f0
[   19.481866][  T261]  ? __sys_sendmsg_sock+0x20/0x20
[   19.482033][  T261]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   19.482205][  T261]  ? do_raw_spin_unlock+0x59/0x250
[   19.482336][  T261]  ? rcu_is_watching+0x15/0xd0
[   19.482463][  T261]  do_syscall_64+0x117/0xfc0
[   19.482590][  T261]  ? trace_hardirqs_off+0xd/0x30
[   19.482717][  T261]  ? exc_page_fault+0xee/0x100
[   19.482851][  T261]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.483009][  T261] RIP: 0033:0x7f709864008e
[   19.483145][  T261] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.483598][  T261] RSP: 002b:00007fffe2231d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.483796][  T261] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f709864008e
[   19.483984][  T261] RDX: 0000000000000000 RSI: 00007fffe2231e20 RDI: 0000000000000005
[   19.484184][  T261] RBP: 00007fffe2231d80 R08: 0000000000000000 R09: 0000000000000000
[   19.484373][  T261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   19.484568][  T261] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe22324f0
[   19.484801][  T261]  </TASK>
[   19.484943][  T261] irq event stamp: 17021
[   19.485088][  T261] hardirqs last  enabled at (17029): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.485436][  T261] hardirqs last disabled at (17038): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.485771][  T261] softirqs last  enabled at (16298): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   19.486112][  T261] softirqs last disabled at (15553): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   19.486461][  T261] ---[ end trace 0000000000000000 ]---
[   19.537737][  T262] ------------[ cut here ]------------
[   19.538001][  T262] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/262
[   19.538931][  T262] CPU: 3 UID: 0 PID: 262 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.539340][  T262] Tainted: [W]=WARN
[   19.539492][  T262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.539756][  T262] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.540022][  T262] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.540732][  T262] RSP: 0018:ffa0000000bc7050 EFLAGS: 00010286
[   19.540987][  T262] RAX: 00000000ffffffa6 RBX: ff11000011768040 RCX: 1ff4000000178dd0
[   19.541292][  T262] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000117680f8
[   19.541586][  T262] RBP: ff1100000f131000 R08: 1fe22000022ed020 R09: ff11000013305180
[   19.541886][  T262] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   19.542182][  T262] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   19.542475][  T262] FS:  00007f65c48e0840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   19.542819][  T262] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.543063][  T262] CR2: 00007f65c4bb01a0 CR3: 0000000005973002 CR4: 0000000000771ef0
[   19.543358][  T262] PKRU: 55555554
[   19.543504][  T262] Call Trace:
[   19.543647][  T262]  <TASK>
[   19.543751][  T262]  ? rcu_is_watching+0x15/0xd0
[   19.543950][  T262]  rtnetlink_event+0xe0/0x1f0
[   19.544156][  T262]  notifier_call_chain+0xb0/0x320
[   19.544354][  T262]  netif_set_mac_address+0x2dd/0x410
[   19.544547][  T262]  ? rcu_is_watching+0x15/0xd0
[   19.544736][  T262]  ? netif_set_group+0x70/0x70
[   19.544936][  T262]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   19.545179][  T262]  ? is_bpf_text_address+0x72/0x110
[   19.545379][  T262]  do_setlink.isra.0+0x706/0x2750
[   19.545574][  T262]  ? rtnl_link_get_size+0x350/0x350
[   19.545773][  T262]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   19.546010][  T262]  ? rcu_read_lock_any_held+0x3c/0x90
[   19.546211][  T262]  ? validate_chain+0x38b/0xc20
[   19.546404][  T262]  ? rcu_read_lock_any_held+0x66/0x90
[   19.546599][  T262]  ? stack_depot_save_flags+0x367/0x770
[   19.546802][  T262]  ? __lock_acquire+0x508/0xc10
[   19.546998][  T262]  ? lock_acquire.part.0+0xbc/0x260
[   19.547196][  T262]  ? rtnl_newlink+0x883/0xea0
[   19.547392][  T262]  ? rcu_is_watching+0x15/0xd0
[   19.547587][  T262]  ? lock_acquire+0x134/0x160
[   19.547784][  T262]  ? rcu_is_watching+0x15/0xd0
[   19.547976][  T262]  ? rcu_is_watching+0x15/0xd0
[   19.548177][  T262]  ? trace_contention_end+0xb3/0x1a0
[   19.548375][  T262]  ? __mutex_lock+0x1db/0x2010
[   19.548567][  T262]  ? __mutex_lock+0x9b2/0x2010
[   19.548765][  T262]  ? rtnl_newlink+0x883/0xea0
[   19.548966][  T262]  ? __rtnl_newlink+0x3fa/0xa50
[   19.549171][  T262]  rtnl_newlink+0x8d1/0xea0
[   19.549370][  T262]  ? lock_acquire.part.0+0xbc/0x260
[   19.549563][  T262]  ? __rtnl_newlink+0xa50/0xa50
[   19.549761][  T262]  ? mark_usage+0x61/0x170
[   19.549963][  T262]  ? lock_acquire.part.0+0xbc/0x260
[   19.550162][  T262]  ? find_held_lock+0x2b/0x80
[   19.550359][  T262]  ? __rtnl_newlink+0xa50/0xa50
[   19.550558][  T262]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.550758][  T262]  ? __rtnl_newlink+0xa50/0xa50
[   19.550950][  T262]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.551148][  T262]  ? validate_chain+0x38b/0xc20
[   19.551341][  T262]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.551533][  T262]  ? __lock_acquire+0x508/0xc10
[   19.551729][  T262]  ? lock_acquire.part.0+0xbc/0x260
[   19.551926][  T262]  ? find_held_lock+0x2b/0x80
[   19.552125][  T262]  netlink_rcv_skb+0x14e/0x3a0
[   19.552320][  T262]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.552517][  T262]  ? netlink_ack+0xcd0/0xcd0
[   19.552716][  T262]  ? netlink_deliver_tap+0xc5/0x330
[   19.552918][  T262]  ? netlink_deliver_tap+0x13c/0x330
[   19.553120][  T262]  netlink_unicast+0x486/0x750
[   19.553317][  T262]  ? netlink_attachskb+0x810/0x810
[   19.553512][  T262]  ? __lock_acquire+0x508/0xc10
[   19.553708][  T262]  netlink_sendmsg+0x735/0xc60
[   19.553907][  T262]  ? netlink_unicast+0x750/0x750
[   19.554112][  T262]  ? __might_fault+0x97/0x140
[   19.554312][  T262]  ____sys_sendmsg+0x419/0x850
[   19.554511][  T262]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.554707][  T262]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.554953][  T262]  ? move_addr_to_kernel+0x40/0x40
[   19.555156][  T262]  ? stack_depot_save_flags+0x367/0x770
[   19.555352][  T262]  ? validate_chain+0x38b/0xc20
[   19.555549][  T262]  ___sys_sendmsg+0x14e/0x1d0
[   19.555749][  T262]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   19.555994][  T262]  ? copy_msghdr_from_user+0x460/0x460
[   19.556215][  T262]  __sys_sendmsg+0x145/0x1f0
[   19.556411][  T262]  ? __sys_sendmsg_sock+0x20/0x20
[   19.556604][  T262]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   19.556851][  T262]  ? do_raw_spin_unlock+0x59/0x250
[   19.557046][  T262]  ? rcu_is_watching+0x15/0xd0
[   19.557249][  T262]  do_syscall_64+0x117/0xfc0
[   19.557444][  T262]  ? trace_hardirqs_off+0xd/0x30
[   19.557637][  T262]  ? exc_page_fault+0xee/0x100
[   19.557830][  T262]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.558063][  T262] RIP: 0033:0x7f65c4b1a08e
[   19.558268][  T262] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.558941][  T262] RSP: 002b:00007ffe7ee77d00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.559241][  T262] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f65c4b1a08e
[   19.559520][  T262] RDX: 0000000000000000 RSI: 00007ffe7ee77db0 RDI: 0000000000000005
[   19.559807][  T262] RBP: 00007ffe7ee77d10 R08: 0000000000000000 R09: 0000000000000000
[   19.560090][  T262] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   19.560379][  T262] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7ee78480
[   19.560670][  T262]  </TASK>
[   19.560820][  T262] irq event stamp: 19787
[   19.560963][  T262] hardirqs last  enabled at (19795): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.561304][  T262] hardirqs last disabled at (19804): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.561637][  T262] softirqs last  enabled at (18996): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   19.561973][  T262] softirqs last disabled at (18991): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   19.562304][  T262] ---[ end trace 0000000000000000 ]---
[   19.597762][  T263] ------------[ cut here ]------------
[   19.597941][  T263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/263
[   19.598822][  T263] CPU: 0 UID: 0 PID: 263 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.599085][  T263] Tainted: [W]=WARN
[   19.599249][  T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.599414][  T263] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.599584][  T263] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.600044][  T263] RSP: 0018:ffa0000000bd7050 EFLAGS: 00010286
[   19.600275][  T263] RAX: 00000000ffffffa6 RBX: ff110000108158c0 RCX: 1ff400000017add0
[   19.600466][  T263] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010815978
[   19.600657][  T263] RBP: ff11000013dec000 R08: 1fe2200002102b30 R09: ff110000117a5180
[   19.600852][  T263] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   19.601102][  T263] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   19.601295][  T263] FS:  00007f3fc8ec3840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   19.601517][  T263] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.601676][  T263] CR2: 0000000024bc8988 CR3: 0000000013fa8004 CR4: 0000000000771ef0
[   19.601871][  T263] PKRU: 55555554
[   19.601970][  T263] Call Trace:
[   19.602064][  T263]  <TASK>
[   19.602136][  T263]  ? rcu_is_watching+0x15/0xd0
[   19.602272][  T263]  rtnetlink_event+0xe0/0x1f0
[   19.602399][  T263]  notifier_call_chain+0xb0/0x320
[   19.602529][  T263]  netif_set_mac_address+0x2dd/0x410
[   19.602659][  T263]  ? rcu_is_watching+0x15/0xd0
[   19.602855][  T263]  ? netif_set_group+0x70/0x70
[   19.602989][  T263]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   19.603371][  T263]  ? is_bpf_text_address+0x72/0x110
[   19.603502][  T263]  do_setlink.isra.0+0x706/0x2750
[   19.603631][  T263]  ? rtnl_link_get_size+0x350/0x350
[   19.603763][  T263]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   19.603920][  T263]  ? rcu_read_lock_any_held+0x3c/0x90
[   19.604047][  T263]  ? validate_chain+0x38b/0xc20
[   19.604183][  T263]  ? rcu_read_lock_any_held+0x66/0x90
[   19.604314][  T263]  ? stack_depot_save_flags+0x367/0x770
[   19.604442][  T263]  ? __lock_acquire+0x508/0xc10
[   19.604576][  T263]  ? lock_acquire.part.0+0xbc/0x260
[   19.604701][  T263]  ? rtnl_newlink+0x883/0xea0
[   19.604835][  T263]  ? rcu_is_watching+0x15/0xd0
[   19.604961][  T263]  ? lock_acquire+0x134/0x160
[   19.605088][  T263]  ? rcu_is_watching+0x15/0xd0
[   19.605224][  T263]  ? rcu_is_watching+0x15/0xd0
[   19.605351][  T263]  ? trace_contention_end+0xb3/0x1a0
[   19.605483][  T263]  ? __mutex_lock+0x1db/0x2010
[   19.605607][  T263]  ? __mutex_lock+0x9b2/0x2010
[   19.605733][  T263]  ? rtnl_newlink+0x883/0xea0
[   19.605868][  T263]  ? __rtnl_newlink+0x3fa/0xa50
[   19.605995][  T263]  rtnl_newlink+0x8d1/0xea0
[   19.606128][  T263]  ? lock_acquire.part.0+0xbc/0x260
[   19.606260][  T263]  ? __rtnl_newlink+0xa50/0xa50
[   19.606391][  T263]  ? mark_usage+0x61/0x170
[   19.606518][  T263]  ? lock_acquire.part.0+0xbc/0x260
[   19.606642][  T263]  ? find_held_lock+0x2b/0x80
[   19.606775][  T263]  ? __rtnl_newlink+0xa50/0xa50
[   19.606903][  T263]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.607032][  T263]  ? __rtnl_newlink+0xa50/0xa50
[   19.607167][  T263]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.607293][  T263]  ? validate_chain+0x38b/0xc20
[   19.607424][  T263]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.607550][  T263]  ? __lock_acquire+0x508/0xc10
[   19.607678][  T263]  ? lock_acquire.part.0+0xbc/0x260
[   19.607809][  T263]  ? find_held_lock+0x2b/0x80
[   19.607941][  T263]  netlink_rcv_skb+0x14e/0x3a0
[   19.608069][  T263]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.608210][  T263]  ? netlink_ack+0xcd0/0xcd0
[   19.608339][  T263]  ? netlink_deliver_tap+0xc5/0x330
[   19.608477][  T263]  ? netlink_deliver_tap+0x13c/0x330
[   19.608604][  T263]  netlink_unicast+0x486/0x750
[   19.608732][  T263]  ? netlink_attachskb+0x810/0x810
[   19.608864][  T263]  ? __lock_acquire+0x508/0xc10
[   19.608991][  T263]  netlink_sendmsg+0x735/0xc60
[   19.609127][  T263]  ? netlink_unicast+0x750/0x750
[   19.609257][  T263]  ? __might_fault+0x97/0x140
[   19.609385][  T263]  ____sys_sendmsg+0x419/0x850
[   19.609510][  T263]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.609637][  T263]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.609796][  T263]  ? move_addr_to_kernel+0x40/0x40
[   19.609922][  T263]  ? stack_depot_save_flags+0x367/0x770
[   19.610049][  T263]  ? validate_chain+0x38b/0xc20
[   19.610183][  T263]  ___sys_sendmsg+0x14e/0x1d0
[   19.610311][  T263]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   19.610467][  T263]  ? copy_msghdr_from_user+0x460/0x460
[   19.610603][  T263]  __sys_sendmsg+0x145/0x1f0
[   19.610732][  T263]  ? __sys_sendmsg_sock+0x20/0x20
[   19.610863][  T263]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   19.611022][  T263]  ? do_raw_spin_unlock+0x59/0x250
[   19.611165][  T263]  ? rcu_is_watching+0x15/0xd0
[   19.611293][  T263]  do_syscall_64+0x117/0xfc0
[   19.611419][  T263]  ? trace_hardirqs_off+0xd/0x30
[   19.611547][  T263]  ? exc_page_fault+0xee/0x100
[   19.611674][  T263]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.611836][  T263] RIP: 0033:0x7f3fc90fd08e
[   19.611968][  T263] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.612428][  T263] RSP: 002b:00007ffe3713d9c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.612619][  T263] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3fc90fd08e
[   19.612812][  T263] RDX: 0000000000000000 RSI: 00007ffe3713da70 RDI: 0000000000000005
[   19.613010][  T263] RBP: 00007ffe3713d9d0 R08: 0000000000000000 R09: 0000000000000000
[   19.613203][  T263] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c678
[   19.613392][  T263] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3713e140
[   19.613585][  T263]  </TASK>
[   19.613679][  T263] irq event stamp: 24157
[   19.613783][  T263] hardirqs last  enabled at (24165): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.614003][  T263] hardirqs last disabled at (24172): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.614230][  T263] softirqs last  enabled at (23426): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   19.614451][  T263] softirqs last disabled at (23343): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   19.614676][  T263] ---[ end trace 0000000000000000 ]---
[   19.664356][  T264] ------------[ cut here ]------------
[   19.664591][  T264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/264
[   19.664950][  T264] CPU: 3 UID: 0 PID: 264 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.665363][  T264] Tainted: [W]=WARN
[   19.665519][  T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.665772][  T264] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.666036][  T264] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.667473][  T264] RSP: 0018:ffa0000000be7050 EFLAGS: 00010286
[   19.667724][  T264] RAX: 00000000ffffffa6 RBX: ff11000015b23540 RCX: 1ff400000017cdd0
[   19.668020][  T264] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b235f8
[   19.668324][  T264] RBP: ff11000015894000 R08: 1fe2200002b646c0 R09: ff11000004d92e80
[   19.668615][  T264] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   19.668913][  T264] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   19.669216][  T264] FS:  00007fb879031840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   19.669559][  T264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.669811][  T264] CR2: 00007fb8793011a0 CR3: 0000000010513005 CR4: 0000000000771ef0
[   19.670112][  T264] PKRU: 55555554
[   19.670261][  T264] Call Trace:
[   19.670409][  T264]  <TASK>
[   19.670512][  T264]  ? rcu_is_watching+0x15/0xd0
[   19.670713][  T264]  rtnetlink_event+0xe0/0x1f0
[   19.670916][  T264]  notifier_call_chain+0xb0/0x320
[   19.671123][  T264]  netif_set_mac_address+0x2dd/0x410
[   19.671320][  T264]  ? rcu_is_watching+0x15/0xd0
[   19.671514][  T264]  ? netif_set_group+0x70/0x70
[   19.671718][  T264]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   19.671967][  T264]  ? is_bpf_text_address+0x72/0x110
[   19.672170][  T264]  do_setlink.isra.0+0x706/0x2750
[   19.672370][  T264]  ? rtnl_link_get_size+0x350/0x350
[   19.672567][  T264]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   19.672816][  T264]  ? rcu_read_lock_any_held+0x3c/0x90
[   19.673015][  T264]  ? validate_chain+0x38b/0xc20
[   19.673217][  T264]  ? rcu_read_lock_any_held+0x66/0x90
[   19.673413][  T264]  ? stack_depot_save_flags+0x367/0x770
[   19.673610][  T264]  ? __lock_acquire+0x508/0xc10
[   19.673810][  T264]  ? lock_acquire.part.0+0xbc/0x260
[   19.674003][  T264]  ? rtnl_newlink+0x883/0xea0
[   19.674204][  T264]  ? rcu_is_watching+0x15/0xd0
[   19.674398][  T264]  ? lock_acquire+0x134/0x160
[   19.674593][  T264]  ? rcu_is_watching+0x15/0xd0
[   19.674792][  T264]  ? rcu_is_watching+0x15/0xd0
[   19.674986][  T264]  ? trace_contention_end+0xb3/0x1a0
[   19.675190][  T264]  ? __mutex_lock+0x1db/0x2010
[   19.675385][  T264]  ? __mutex_lock+0x9b2/0x2010
[   19.675580][  T264]  ? rtnl_newlink+0x883/0xea0
[   19.675787][  T264]  ? __rtnl_newlink+0x3fa/0xa50
[   19.675987][  T264]  rtnl_newlink+0x8d1/0xea0
[   19.676196][  T264]  ? lock_acquire.part.0+0xbc/0x260
[   19.676390][  T264]  ? __rtnl_newlink+0xa50/0xa50
[   19.676584][  T264]  ? mark_usage+0x61/0x170
[   19.676791][  T264]  ? lock_acquire.part.0+0xbc/0x260
[   19.676986][  T264]  ? find_held_lock+0x2b/0x80
[   19.677186][  T264]  ? __rtnl_newlink+0xa50/0xa50
[   19.677382][  T264]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.677582][  T264]  ? __rtnl_newlink+0xa50/0xa50
[   19.677783][  T264]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.677980][  T264]  ? validate_chain+0x38b/0xc20
[   19.678181][  T264]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.678376][  T264]  ? __lock_acquire+0x508/0xc10
[   19.678573][  T264]  ? lock_acquire.part.0+0xbc/0x260
[   19.678771][  T264]  ? find_held_lock+0x2b/0x80
[   19.678968][  T264]  netlink_rcv_skb+0x14e/0x3a0
[   19.679174][  T264]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.679371][  T264]  ? netlink_ack+0xcd0/0xcd0
[   19.679571][  T264]  ? netlink_deliver_tap+0xc5/0x330
[   19.679775][  T264]  ? netlink_deliver_tap+0x13c/0x330
[   19.679973][  T264]  netlink_unicast+0x486/0x750
[   19.680179][  T264]  ? netlink_attachskb+0x810/0x810
[   19.680376][  T264]  ? __lock_acquire+0x508/0xc10
[   19.680580][  T264]  netlink_sendmsg+0x735/0xc60
[   19.680781][  T264]  ? netlink_unicast+0x750/0x750
[   19.680978][  T264]  ? __might_fault+0x97/0x140
[   19.681184][  T264]  ____sys_sendmsg+0x419/0x850
[   19.681384][  T264]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.681579][  T264]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.681826][  T264]  ? move_addr_to_kernel+0x40/0x40
[   19.682024][  T264]  ? stack_depot_save_flags+0x367/0x770
[   19.682231][  T264]  ? validate_chain+0x38b/0xc20
[   19.682433][  T264]  ___sys_sendmsg+0x14e/0x1d0
[   19.682630][  T264]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   19.682883][  T264]  ? copy_msghdr_from_user+0x460/0x460
[   19.683107][  T264]  __sys_sendmsg+0x145/0x1f0
[   19.683305][  T264]  ? __sys_sendmsg_sock+0x20/0x20
[   19.683500][  T264]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   19.683760][  T264]  ? do_raw_spin_unlock+0x59/0x250
[   19.683959][  T264]  ? rcu_is_watching+0x15/0xd0
[   19.684165][  T264]  do_syscall_64+0x117/0xfc0
[   19.684362][  T264]  ? trace_hardirqs_off+0xd/0x30
[   19.684561][  T264]  ? exc_page_fault+0xee/0x100
[   19.684763][  T264]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.685009][  T264] RIP: 0033:0x7fb87926b08e
[   19.685225][  T264] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.685930][  T264] RSP: 002b:00007ffd5c031d00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.686236][  T264] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb87926b08e
[   19.686537][  T264] RDX: 0000000000000000 RSI: 00007ffd5c031db0 RDI: 0000000000000005
[   19.686841][  T264] RBP: 00007ffd5c031d10 R08: 0000000000000000 R09: 0000000000000000
[   19.687146][  T264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c678
[   19.687444][  T264] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5c032480
[   19.687756][  T264]  </TASK>
[   19.687904][  T264] irq event stamp: 19841
[   19.688054][  T264] hardirqs last  enabled at (19849): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.688405][  T264] hardirqs last disabled at (19858): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.688752][  T264] softirqs last  enabled at (19050): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   19.689104][  T264] softirqs last disabled at (18345): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   19.689448][  T264] ---[ end trace 0000000000000000 ]---
[   19.739892][  T265] vethA: entered promiscuous mode
[   19.740175][  T265] ------------[ cut here ]------------
[   19.740357][  T265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/265
[   19.740646][  T265] CPU: 2 UID: 0 PID: 265 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.741099][  T265] Tainted: [W]=WARN
[   19.741320][  T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.741626][  T265] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.741939][  T265] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.742666][  T265] RSP: 0018:ffa0000000bf6fb0 EFLAGS: 00010286
[   19.742945][  T265] RAX: 00000000ffffffa6 RBX: ff110000100583c0 RCX: 1ff400000017edbc
[   19.743398][  T265] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010058478
[   19.743850][  T265] RBP: ff110000075b1000 R08: 1fe220000200b090 R09: ff11000011ec5180
[   19.744454][  T265] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   19.744793][  T265] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075b1000
[   19.745157][  T265] FS:  00007f6f8ef56840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   19.745546][  T265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.745865][  T265] CR2: 00000000193469e8 CR3: 00000000107cf006 CR4: 0000000000771ef0
[   19.746245][  T265] PKRU: 55555554
[   19.746447][  T265] Call Trace:
[   19.746654][  T265]  <TASK>
[   19.746825][  T265]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   19.747084][  T265]  ? netlink_sendmsg+0x735/0xc60
[   19.747339][  T265]  rtmsg_ifinfo+0x5c/0xb0
[   19.747548][  T265]  __dev_notify_flags+0x1b8/0x280
[   19.747824][  T265]  ? netdev_info+0xe2/0x116
[   19.748054][  T265]  ? netdev_notice+0x120/0x120
[   19.748316][  T265]  ? netif_change_name+0x8c0/0x8c0
[   19.748512][  T265]  __dev_set_promiscuity+0x194/0x230
[   19.748696][  T265]  netif_set_promiscuity+0x4c/0xc0
[   19.748891][  T265]  dev_set_promiscuity+0x9d/0x150
[   19.749084][  T265]  hsr_add_port+0x48c/0xb60
[   19.749362][  T265]  ? hsr_port_exists+0x60/0x60
[   19.749582][  T265]  ? timer_init_key+0x10d/0x280
[   19.749846][  T265]  hsr_dev_finalize+0x6e8/0xc00
[   19.750126][  T265]  ? alloc_netdev_mqs+0xed0/0x1490
[   19.750384][  T265]  hsr_newlink+0x3b0/0x980
[   19.750640][  T265]  ? hsr_dellink+0x90/0x90
[   19.750846][  T265]  ? rtnl_create_link+0x169/0xf20
[   19.751035][  T265]  ? nla_strscpy+0xe3/0x180
[   19.751242][  T265]  rtnl_newlink_create+0x2da/0x780
[   19.751428][  T265]  ? rtnl_create_link+0xf20/0xf20
[   19.751610][  T265]  ? __dev_get_by_name+0x12/0x50
[   19.751814][  T265]  ? rtnl_dev_get+0xd7/0x170
[   19.752030][  T265]  __rtnl_newlink+0x22b/0xa50
[   19.752308][  T265]  rtnl_newlink+0x8d1/0xea0
[   19.752567][  T265]  ? lock_acquire.part.0+0xbc/0x260
[   19.752861][  T265]  ? __rtnl_newlink+0xa50/0xa50
[   19.753090][  T265]  ? mark_usage+0x61/0x170
[   19.753297][  T265]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.753484][  T265]  ? __rtnl_newlink+0xa50/0xa50
[   19.753670][  T265]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.754639][  T265]  ? validate_chain+0x38b/0xc20
[   19.754857][  T265]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.755033][  T265]  ? __lock_acquire+0x508/0xc10
[   19.755224][  T265]  ? lock_acquire.part.0+0xbc/0x260
[   19.755408][  T265]  ? find_held_lock+0x2b/0x80
[   19.755588][  T265]  netlink_rcv_skb+0x14e/0x3a0
[   19.755772][  T265]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.755948][  T265]  ? netlink_ack+0xcd0/0xcd0
[   19.756137][  T265]  ? netlink_deliver_tap+0xc5/0x330
[   19.756311][  T265]  ? netlink_deliver_tap+0x13c/0x330
[   19.756488][  T265]  netlink_unicast+0x486/0x750
[   19.756671][  T265]  ? netlink_attachskb+0x810/0x810
[   19.756854][  T265]  ? __lock_acquire+0x508/0xc10
[   19.757029][  T265]  netlink_sendmsg+0x735/0xc60
[   19.757215][  T265]  ? netlink_unicast+0x750/0x750
[   19.757395][  T265]  ? __might_fault+0x97/0x140
[   19.757572][  T265]  ____sys_sendmsg+0x419/0x850
[   19.757765][  T265]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.757945][  T265]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.758165][  T265]  ? move_addr_to_kernel+0x40/0x40
[   19.758341][  T265]  ? stack_depot_save_flags+0x367/0x770
[   19.758516][  T265]  ? validate_chain+0x38b/0xc20
[   19.758690][  T265]  ___sys_sendmsg+0x14e/0x1d0
[   19.758886][  T265]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   19.759158][  T265]  ? copy_msghdr_from_user+0x460/0x460
[   19.759373][  T265]  __sys_sendmsg+0x145/0x1f0
[   19.759548][  T265]  ? __sys_sendmsg_sock+0x20/0x20
[   19.759724][  T265]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   19.759945][  T265]  ? do_raw_spin_unlock+0x59/0x250
[   19.760132][  T265]  ? rcu_is_watching+0x15/0xd0
[   19.760307][  T265]  do_syscall_64+0x117/0xfc0
[   19.760480][  T265]  ? trace_hardirqs_off+0xd/0x30
[   19.760657][  T265]  ? exc_page_fault+0xee/0x100
[   19.760860][  T265]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.761065][  T265] RIP: 0033:0x7f6f8f19008e
[   19.761263][  T265] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.761770][  T265] RSP: 002b:00007ffcc9d538e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.762010][  T265] RAX: ffffffffffffffda RBX: 00007ffcc9d54090 RCX: 00007f6f8f19008e
[   19.762256][  T265] RDX: 0000000000000000 RSI: 00007ffcc9d53990 RDI: 0000000000000005
[   19.762490][  T265] RBP: 00007ffcc9d538f0 R08: 0000000000000000 R09: 0000000000000000
[   19.762723][  T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   19.762993][  T265] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc9d54060
[   19.763249][  T265]  </TASK>
[   19.763389][  T265] irq event stamp: 19235
[   19.763528][  T265] hardirqs last  enabled at (19245): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.763803][  T265] hardirqs last disabled at (19254): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.764080][  T265] softirqs last  enabled at (18432): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   19.764360][  T265] softirqs last disabled at (18427): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   19.764624][  T265] ---[ end trace 0000000000000000 ]---
[   19.765285][  T265] ------------[ cut here ]------------
[   19.765473][  T265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/265
[   19.765802][  T265] CPU: 3 UID: 0 PID: 265 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.766182][  T265] Tainted: [W]=WARN
[   19.766324][  T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.766560][  T265] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.766813][  T265] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.767490][  T265] RSP: 0018:ffa0000000bf6f90 EFLAGS: 00010286
[   19.767725][  T265] RAX: 00000000ffffffa6 RBX: ff11000010058740 RCX: 1ff400000017edb8
[   19.768006][  T265] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100587f8
[   19.768290][  T265] RBP: ff110000075b1000 R08: 1fe220000200b100 R09: ff11000011ec5180
[   19.768568][  T265] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   19.768846][  T265] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   19.769135][  T265] FS:  00007f6f8ef56840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   19.769468][  T265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.769705][  T265] CR2: 00007fb8790fe574 CR3: 00000000107cf006 CR4: 0000000000771ef0
[   19.769984][  T265] PKRU: 55555554
[   19.770136][  T265] Call Trace:
[   19.770282][  T265]  <TASK>
[   19.770384][  T265]  ? rcu_is_watching+0x15/0xd0
[   19.770578][  T265]  rtnetlink_event+0xe0/0x1f0
[   19.770768][  T265]  notifier_call_chain+0xb0/0x320
[   19.770956][  T265]  __netdev_upper_dev_link+0x3a5/0x590
[   19.771149][  T265]  ? netdev_wait_allrefs_any+0x570/0x570
[   19.771340][  T265]  ? do_raw_spin_lock+0x131/0x280
[   19.771524][  T265]  ? find_held_lock+0x2b/0x80
[   19.771712][  T265]  netdev_master_upper_dev_link+0x86/0xb0
[   19.771906][  T265]  ? netdev_upper_dev_link+0xb0/0xb0
[   19.772092][  T265]  ? lockdep_rtnl_is_held+0x1a/0x20
[   19.772281][  T265]  ? hsr_port_get_hsr+0x9c/0x150
[   19.772469][  T265]  hsr_add_port+0x4eb/0xb60
[   19.772655][  T265]  ? hsr_port_exists+0x60/0x60
[   19.772849][  T265]  ? timer_init_key+0x10d/0x280
[   19.773038][  T265]  hsr_dev_finalize+0x6e8/0xc00
[   19.773236][  T265]  ? alloc_netdev_mqs+0xed0/0x1490
[   19.773429][  T265]  hsr_newlink+0x3b0/0x980
[   19.773618][  T265]  ? hsr_dellink+0x90/0x90
[   19.773812][  T265]  ? rtnl_create_link+0x169/0xf20
[   19.773999][  T265]  ? nla_strscpy+0xe3/0x180
[   19.774197][  T265]  rtnl_newlink_create+0x2da/0x780
[   19.774388][  T265]  ? rtnl_create_link+0xf20/0xf20
[   19.774577][  T265]  ? __dev_get_by_name+0x12/0x50
[   19.774765][  T265]  ? rtnl_dev_get+0xd7/0x170
[   19.774955][  T265]  __rtnl_newlink+0x22b/0xa50
[   19.775155][  T265]  rtnl_newlink+0x8d1/0xea0
[   19.775349][  T265]  ? lock_acquire.part.0+0xbc/0x260
[   19.775538][  T265]  ? __rtnl_newlink+0xa50/0xa50
[   19.775721][  T265]  ? mark_usage+0x61/0x170
[   19.775911][  T265]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.776092][  T265]  ? __rtnl_newlink+0xa50/0xa50
[   19.776284][  T265]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.776467][  T265]  ? validate_chain+0x38b/0xc20
[   19.776656][  T265]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.776843][  T265]  ? __lock_acquire+0x508/0xc10
[   19.777030][  T265]  ? lock_acquire.part.0+0xbc/0x260
[   19.777221][  T265]  ? find_held_lock+0x2b/0x80
[   19.777404][  T265]  netlink_rcv_skb+0x14e/0x3a0
[   19.777589][  T265]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.777783][  T265]  ? netlink_ack+0xcd0/0xcd0
[   19.777973][  T265]  ? netlink_deliver_tap+0xc5/0x330
[   19.778160][  T265]  ? netlink_deliver_tap+0x13c/0x330
[   19.778346][  T265]  netlink_unicast+0x486/0x750
[   19.778531][  T265]  ? netlink_attachskb+0x810/0x810
[   19.778716][  T265]  ? __lock_acquire+0x508/0xc10
[   19.778910][  T265]  netlink_sendmsg+0x735/0xc60
[   19.779106][  T265]  ? netlink_unicast+0x750/0x750
[   19.779291][  T265]  ? __might_fault+0x97/0x140
[   19.779477][  T265]  ____sys_sendmsg+0x419/0x850
[   19.779659][  T265]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.779849][  T265]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.780076][  T265]  ? move_addr_to_kernel+0x40/0x40
[   19.780268][  T265]  ? stack_depot_save_flags+0x367/0x770
[   19.780455][  T265]  ? validate_chain+0x38b/0xc20
[   19.780641][  T265]  ___sys_sendmsg+0x14e/0x1d0
[   19.780828][  T265]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   19.781056][  T265]  ? copy_msghdr_from_user+0x460/0x460
[   19.781265][  T265]  __sys_sendmsg+0x145/0x1f0
[   19.781452][  T265]  ? __sys_sendmsg_sock+0x20/0x20
[   19.781639][  T265]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   19.781880][  T265]  ? do_raw_spin_unlock+0x59/0x250
[   19.782066][  T265]  ? rcu_is_watching+0x15/0xd0
[   19.782262][  T265]  do_syscall_64+0x117/0xfc0
[   19.782446][  T265]  ? trace_hardirqs_off+0xd/0x30
[   19.782631][  T265]  ? exc_page_fault+0xee/0x100
[   19.782822][  T265]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.783051][  T265] RIP: 0033:0x7f6f8f19008e
[   19.783248][  T265] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.783942][  T265] RSP: 002b:00007ffcc9d538e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.784229][  T265] RAX: ffffffffffffffda RBX: 00007ffcc9d54090 RCX: 00007f6f8f19008e
[   19.784502][  T265] RDX: 0000000000000000 RSI: 00007ffcc9d53990 RDI: 0000000000000005
[   19.784790][  T265] RBP: 00007ffcc9d538f0 R08: 0000000000000000 R09: 0000000000000000
[   19.785084][  T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   19.785377][  T265] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc9d54060
[   19.785663][  T265]  </TASK>
[   19.785808][  T265] irq event stamp: 20317
[   19.785947][  T265] hardirqs last  enabled at (20325): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.786278][  T265] hardirqs last disabled at (20334): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.786596][  T265] softirqs last  enabled at (19602): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   19.786923][  T265] softirqs last disabled at (19597): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   19.787241][  T265] ---[ end trace 0000000000000000 ]---
[   19.787569][  T265] ------------[ cut here ]------------
[   19.787758][  T265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/265
[   19.788080][  T265] CPU: 3 UID: 0 PID: 265 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.788474][  T265] Tainted: [W]=WARN
[   19.788615][  T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.788856][  T265] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.789106][  T265] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.789772][  T265] RSP: 0018:ffa0000000bf6f10 EFLAGS: 00010286
[   19.790004][  T265] RAX: 00000000ffffffa6 RBX: ff11000010058ac0 RCX: 1ff400000017eda8
[   19.790290][  T265] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010058b78
[   19.790567][  T265] RBP: ff11000015ad4000 R08: 1fe220000200b170 R09: ff11000011ec5180
[   19.790854][  T265] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   19.791137][  T265] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   19.791424][  T265] FS:  00007f6f8ef56840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   19.791912][  T265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.792170][  T265] CR2: 00007fb8790fe574 CR3: 00000000107cf006 CR4: 0000000000771ef0
[   19.792602][  T265] PKRU: 55555554
[   19.792749][  T265] Call Trace:
[   19.792892][  T265]  <TASK>
[   19.792989][  T265]  ? rcu_is_watching+0x15/0xd0
[   19.793183][  T265]  rtnetlink_event+0xe0/0x1f0
[   19.793523][  T265]  notifier_call_chain+0xb0/0x320
[   19.793720][  T265]  netif_set_mtu_ext+0x354/0x5f0
[   19.793918][  T265]  ? dev_validate_mtu+0x180/0x180
[   19.794123][  T265]  ? __netdev_update_features+0x4b0/0xdf0
[   19.794464][  T265]  netif_set_mtu+0x85/0xe0
[   19.794650][  T265]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   19.794870][  T265]  dev_set_mtu+0x9d/0x150
[   19.795015][  T265]  ? dev_disable_lro+0x95/0x140
[   19.795357][  T265]  hsr_add_port+0x6e3/0xb60
[   19.795547][  T265]  ? hsr_port_exists+0x60/0x60
[   19.795768][  T265]  ? timer_init_key+0x10d/0x280
[   19.795967][  T265]  hsr_dev_finalize+0x6e8/0xc00
[   19.796169][  T265]  ? alloc_netdev_mqs+0xed0/0x1490
[   19.796362][  T265]  hsr_newlink+0x3b0/0x980
[   19.796552][  T265]  ? hsr_dellink+0x90/0x90
[   19.796749][  T265]  ? rtnl_create_link+0x169/0xf20
[   19.797091][  T265]  ? nla_strscpy+0xe3/0x180
[   19.797288][  T265]  rtnl_newlink_create+0x2da/0x780
[   19.797487][  T265]  ? rtnl_create_link+0xf20/0xf20
[   19.797682][  T265]  ? __dev_get_by_name+0x12/0x50
[   19.798024][  T265]  ? rtnl_dev_get+0xd7/0x170
[   19.798224][  T265]  __rtnl_newlink+0x22b/0xa50
[   19.798424][  T265]  rtnl_newlink+0x8d1/0xea0
[   19.798619][  T265]  ? lock_acquire.part.0+0xbc/0x260
[   19.798961][  T265]  ? __rtnl_newlink+0xa50/0xa50
[   19.799155][  T265]  ? mark_usage+0x61/0x170
[   19.799348][  T265]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.799537][  T265]  ? __rtnl_newlink+0xa50/0xa50
[   19.799872][  T265]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.800068][  T265]  ? validate_chain+0x38b/0xc20
[   19.800281][  T265]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.800475][  T265]  ? __lock_acquire+0x508/0xc10
[   19.800826][  T265]  ? lock_acquire.part.0+0xbc/0x260
[   19.801012][  T265]  ? find_held_lock+0x2b/0x80
[   19.801213][  T265]  netlink_rcv_skb+0x14e/0x3a0
[   19.801405][  T265]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.801741][  T265]  ? netlink_ack+0xcd0/0xcd0
[   19.801943][  T265]  ? netlink_deliver_tap+0xc5/0x330
[   19.802143][  T265]  ? netlink_deliver_tap+0x13c/0x330
[   19.802340][  T265]  netlink_unicast+0x486/0x750
[   19.802684][  T265]  ? netlink_attachskb+0x810/0x810
[   19.802892][  T265]  ? __lock_acquire+0x508/0xc10
[   19.803090][  T265]  netlink_sendmsg+0x735/0xc60
[   19.803299][  T265]  ? netlink_unicast+0x750/0x750
[   19.803643][  T265]  ? __might_fault+0x97/0x140
[   19.803843][  T265]  ____sys_sendmsg+0x419/0x850
[   19.804034][  T265]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.804239][  T265]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.804630][  T265]  ? move_addr_to_kernel+0x40/0x40
[   19.804840][  T265]  ? stack_depot_save_flags+0x367/0x770
[   19.805035][  T265]  ? validate_chain+0x38b/0xc20
[   19.805239][  T265]  ___sys_sendmsg+0x14e/0x1d0
[   19.805577][  T265]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   19.805824][  T265]  ? copy_msghdr_from_user+0x460/0x460
[   19.806035][  T265]  __sys_sendmsg+0x145/0x1f0
[   19.806239][  T265]  ? __sys_sendmsg_sock+0x20/0x20
[   19.806581][  T265]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   19.806832][  T265]  ? do_raw_spin_unlock+0x59/0x250
[   19.807024][  T265]  ? rcu_is_watching+0x15/0xd0
[   19.807382][  T265]  do_syscall_64+0x117/0xfc0
[   19.807588][  T265]  ? trace_hardirqs_off+0xd/0x30
[   19.807801][  T265]  ? exc_page_fault+0xee/0x100
[   19.807985][  T265]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.808376][  T265] RIP: 0033:0x7f6f8f19008e
[   19.808580][  T265] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.809387][  T265] RSP: 002b:00007ffcc9d538e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.809584][  T265] RAX: ffffffffffffffda RBX: 00007ffcc9d54090 RCX: 00007f6f8f19008e
[   19.809784][  T265] RDX: 0000000000000000 RSI: 00007ffcc9d53990 RDI: 0000000000000005
[   19.810082][  T265] RBP: 00007ffcc9d538f0 R08: 0000000000000000 R09: 0000000000000000
[   19.810310][  T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   19.810674][  T265] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc9d54060
[   19.810879][  T265]  </TASK>
[   19.810975][  T265] irq event stamp: 21227
[   19.811073][  T265] hardirqs last  enabled at (21235): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.811391][  T265] hardirqs last disabled at (21244): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.811602][  T265] softirqs last  enabled at (21198): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   19.811920][  T265] softirqs last disabled at (21193): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   19.812145][  T265] ---[ end trace 0000000000000000 ]---
[   19.812356][  T265] vethB: entered promiscuous mode
[   19.812628][  T265] ------------[ cut here ]------------
[   19.812762][  T265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/265
[   19.812985][  T265] CPU: 3 UID: 0 PID: 265 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.813292][  T265] Tainted: [W]=WARN
[   19.813391][  T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.813549][  T265] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.813828][  T265] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.814426][  T265] RSP: 0018:ffa0000000bf6fb0 EFLAGS: 00010286
[   19.814600][  T265] RAX: 00000000ffffffa6 RBX: ff11000010059000 RCX: 1ff400000017edbc
[   19.814836][  T265] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100590b8
[   19.815131][  T265] RBP: ff11000013851000 R08: 1fe220000200b218 R09: ff11000011ec5180
[   19.815324][  T265] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   19.815525][  T265] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013851000
[   19.815725][  T265] FS:  00007f6f8ef56840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   19.815961][  T265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.816136][  T265] CR2: 00007fb8790fe574 CR3: 00000000107cf006 CR4: 0000000000771ef0
[   19.816373][  T265] PKRU: 55555554
[   19.816472][  T265] Call Trace:
[   19.816569][  T265]  <TASK>
[   19.816635][  T265]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   19.816796][  T265]  ? netlink_sendmsg+0x735/0xc60
[   19.816989][  T265]  rtmsg_ifinfo+0x5c/0xb0
[   19.817128][  T265]  __dev_notify_flags+0x1b8/0x280
[   19.817298][  T265]  ? netdev_info+0xe2/0x116
[   19.817469][  T265]  ? netdev_notice+0x120/0x120
[   19.817639][  T265]  ? netif_change_name+0x8c0/0x8c0
[   19.817822][  T265]  __dev_set_promiscuity+0x194/0x230
[   19.817996][  T265]  netif_set_promiscuity+0x4c/0xc0
[   19.818176][  T265]  dev_set_promiscuity+0x9d/0x150
[   19.818353][  T265]  hsr_add_port+0x48c/0xb60
[   19.818531][  T265]  ? hsr_port_exists+0x60/0x60
[   19.818706][  T265]  ? timer_init_key+0x10d/0x280
[   19.818885][  T265]  hsr_dev_finalize+0x727/0xc00
[   19.819055][  T265]  ? alloc_netdev_mqs+0xed0/0x1490
[   19.819237][  T265]  hsr_newlink+0x3b0/0x980
[   19.819409][  T265]  ? hsr_dellink+0x90/0x90
[   19.819584][  T265]  ? rtnl_create_link+0x169/0xf20
[   19.819764][  T265]  ? nla_strscpy+0xe3/0x180
[   19.819939][  T265]  rtnl_newlink_create+0x2da/0x780
[   19.820118][  T265]  ? rtnl_create_link+0xf20/0xf20
[   19.820285][  T265]  ? __dev_get_by_name+0x12/0x50
[   19.820423][  T265]  ? rtnl_dev_get+0xd7/0x170
[   19.820556][  T265]  __rtnl_newlink+0x22b/0xa50
[   19.820684][  T265]  rtnl_newlink+0x8d1/0xea0
[   19.820819][  T265]  ? lock_acquire.part.0+0xbc/0x260
[   19.820947][  T265]  ? __rtnl_newlink+0xa50/0xa50
[   19.821086][  T265]  ? mark_usage+0x61/0x170
[   19.821221][  T265]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.821351][  T265]  ? __rtnl_newlink+0xa50/0xa50
[   19.821481][  T265]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.821613][  T265]  ? validate_chain+0x38b/0xc20
[   19.821749][  T265]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.821878][  T265]  ? __lock_acquire+0x508/0xc10
[   19.822005][  T265]  ? lock_acquire.part.0+0xbc/0x260
[   19.822140][  T265]  ? find_held_lock+0x2b/0x80
[   19.822276][  T265]  netlink_rcv_skb+0x14e/0x3a0
[   19.822408][  T265]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.822536][  T265]  ? netlink_ack+0xcd0/0xcd0
[   19.822687][  T265]  ? netlink_deliver_tap+0xc5/0x330
[   19.822829][  T265]  ? netlink_deliver_tap+0x13c/0x330
[   19.822960][  T265]  netlink_unicast+0x486/0x750
[   19.823088][  T265]  ? netlink_attachskb+0x810/0x810
[   19.823221][  T265]  ? __lock_acquire+0x508/0xc10
[   19.823350][  T265]  netlink_sendmsg+0x735/0xc60
[   19.823475][  T265]  ? netlink_unicast+0x750/0x750
[   19.823603][  T265]  ? __might_fault+0x97/0x140
[   19.823732][  T265]  ____sys_sendmsg+0x419/0x850
[   19.823893][  T265]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.824028][  T265]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.824199][  T265]  ? move_addr_to_kernel+0x40/0x40
[   19.824342][  T265]  ? stack_depot_save_flags+0x367/0x770
[   19.824477][  T265]  ? validate_chain+0x38b/0xc20
[   19.824612][  T265]  ___sys_sendmsg+0x14e/0x1d0
[   19.824751][  T265]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   19.824918][  T265]  ? copy_msghdr_from_user+0x460/0x460
[   19.825061][  T265]  __sys_sendmsg+0x145/0x1f0
[   19.825200][  T265]  ? __sys_sendmsg_sock+0x20/0x20
[   19.825330][  T265]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   19.825491][  T265]  ? do_raw_spin_unlock+0x59/0x250
[   19.825619][  T265]  ? rcu_is_watching+0x15/0xd0
[   19.825760][  T265]  do_syscall_64+0x117/0xfc0
[   19.825894][  T265]  ? trace_hardirqs_off+0xd/0x30
[   19.826022][  T265]  ? exc_page_fault+0xee/0x100
[   19.826156][  T265]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.826315][  T265] RIP: 0033:0x7f6f8f19008e
[   19.826450][  T265] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.826999][  T265] RSP: 002b:00007ffcc9d538e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.827204][  T265] RAX: ffffffffffffffda RBX: 00007ffcc9d54090 RCX: 00007f6f8f19008e
[   19.827397][  T265] RDX: 0000000000000000 RSI: 00007ffcc9d53990 RDI: 0000000000000005
[   19.827609][  T265] RBP: 00007ffcc9d538f0 R08: 0000000000000000 R09: 0000000000000000
[   19.827817][  T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   19.828010][  T265] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc9d54060
[   19.828223][  T265]  </TASK>
[   19.828323][  T265] irq event stamp: 22171
[   19.828418][  T265] hardirqs last  enabled at (22179): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.828641][  T265] hardirqs last disabled at (22186): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.828872][  T265] softirqs last  enabled at (22118): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   19.829104][  T265] softirqs last disabled at (22113): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   19.829326][  T265] ---[ end trace 0000000000000000 ]---
[   19.829720][  T265] ------------[ cut here ]------------
[   19.829847][  T265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/265
[   19.830059][  T265] CPU: 3 UID: 0 PID: 265 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.830321][  T265] Tainted: [W]=WARN
[   19.830416][  T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.830568][  T265] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.830830][  T265] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.831964][  T265] RSP: 0018:ffa0000000bf6f90 EFLAGS: 00010286
[   19.832188][  T265] RAX: 00000000ffffffa6 RBX: ff11000010058c80 RCX: 1ff400000017edb8
[   19.832382][  T265] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010058d38
[   19.832568][  T265] RBP: ff11000013851000 R08: 1fe220000200b1a8 R09: ff11000011ec5180
[   19.832756][  T265] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   19.832945][  T265] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   19.833190][  T265] FS:  00007f6f8ef56840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   19.833408][  T265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.833625][  T265] CR2: 00007fb8790fe574 CR3: 00000000107cf006 CR4: 0000000000771ef0
[   19.833814][  T265] PKRU: 55555554
[   19.833909][  T265] Call Trace:
[   19.834001][  T265]  <TASK>
[   19.834064][  T265]  ? rcu_is_watching+0x15/0xd0
[   19.834249][  T265]  rtnetlink_event+0xe0/0x1f0
[   19.834372][  T265]  notifier_call_chain+0xb0/0x320
[   19.834500][  T265]  __netdev_upper_dev_link+0x3a5/0x590
[   19.834631][  T265]  ? netdev_wait_allrefs_any+0x570/0x570
[   19.834765][  T265]  ? do_raw_spin_lock+0x131/0x280
[   19.834896][  T265]  ? find_held_lock+0x2b/0x80
[   19.835026][  T265]  netdev_master_upper_dev_link+0x86/0xb0
[   19.835217][  T265]  ? netdev_upper_dev_link+0xb0/0xb0
[   19.835344][  T265]  ? lockdep_rtnl_is_held+0x1a/0x20
[   19.835471][  T265]  ? hsr_port_get_hsr+0x9c/0x150
[   19.835603][  T265]  hsr_add_port+0x4eb/0xb60
[   19.835727][  T265]  ? hsr_port_exists+0x60/0x60
[   19.835857][  T265]  ? timer_init_key+0x10d/0x280
[   19.835983][  T265]  hsr_dev_finalize+0x727/0xc00
[   19.836165][  T265]  ? alloc_netdev_mqs+0xed0/0x1490
[   19.836290][  T265]  hsr_newlink+0x3b0/0x980
[   19.836414][  T265]  ? hsr_dellink+0x90/0x90
[   19.836536][  T265]  ? rtnl_create_link+0x169/0xf20
[   19.836662][  T265]  ? nla_strscpy+0xe3/0x180
[   19.836793][  T265]  rtnl_newlink_create+0x2da/0x780
[   19.836923][  T265]  ? rtnl_create_link+0xf20/0xf20
[   19.837048][  T265]  ? __dev_get_by_name+0x12/0x50
[   19.837237][  T265]  ? rtnl_dev_get+0xd7/0x170
[   19.837371][  T265]  __rtnl_newlink+0x22b/0xa50
[   19.837497][  T265]  rtnl_newlink+0x8d1/0xea0
[   19.837620][  T265]  ? lock_acquire.part.0+0xbc/0x260
[   19.837749][  T265]  ? __rtnl_newlink+0xa50/0xa50
[   19.837874][  T265]  ? mark_usage+0x61/0x170
[   19.838009][  T265]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.838205][  T265]  ? __rtnl_newlink+0xa50/0xa50
[   19.838339][  T265]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.838472][  T265]  ? validate_chain+0x38b/0xc20
[   19.838604][  T265]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.838834][  T265]  ? __lock_acquire+0x508/0xc10
[   19.838967][  T265]  ? lock_acquire.part.0+0xbc/0x260
[   19.839158][  T265]  ? find_held_lock+0x2b/0x80
[   19.839290][  T265]  netlink_rcv_skb+0x14e/0x3a0
[   19.839416][  T265]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.839540][  T265]  ? netlink_ack+0xcd0/0xcd0
[   19.839670][  T265]  ? netlink_deliver_tap+0xc5/0x330
[   19.839896][  T265]  ? netlink_deliver_tap+0x13c/0x330
[   19.840023][  T265]  netlink_unicast+0x486/0x750
[   19.840210][  T265]  ? netlink_attachskb+0x810/0x810
[   19.840343][  T265]  ? __lock_acquire+0x508/0xc10
[   19.840467][  T265]  netlink_sendmsg+0x735/0xc60
[   19.840592][  T265]  ? netlink_unicast+0x750/0x750
[   19.840812][  T265]  ? __might_fault+0x97/0x140
[   19.840936][  T265]  ____sys_sendmsg+0x419/0x850
[   19.841059][  T265]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.841242][  T265]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.841397][  T265]  ? move_addr_to_kernel+0x40/0x40
[   19.841522][  T265]  ? stack_depot_save_flags+0x367/0x770
[   19.841737][  T265]  ? validate_chain+0x38b/0xc20
[   19.841869][  T265]  ___sys_sendmsg+0x14e/0x1d0
[   19.841995][  T265]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   19.842216][  T265]  ? copy_msghdr_from_user+0x460/0x460
[   19.842354][  T265]  __sys_sendmsg+0x145/0x1f0
[   19.842478][  T265]  ? __sys_sendmsg_sock+0x20/0x20
[   19.842603][  T265]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   19.842854][  T265]  ? do_raw_spin_unlock+0x59/0x250
[   19.842979][  T265]  ? rcu_is_watching+0x15/0xd0
[   19.843167][  T265]  do_syscall_64+0x117/0xfc0
[   19.843302][  T265]  ? trace_hardirqs_off+0xd/0x30
[   19.843434][  T265]  ? exc_page_fault+0xee/0x100
[   19.843568][  T265]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.843832][  T265] RIP: 0033:0x7f6f8f19008e
[   19.843965][  T265] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.844575][  T265] RSP: 002b:00007ffcc9d538e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.844770][  T265] RAX: ffffffffffffffda RBX: 00007ffcc9d54090 RCX: 00007f6f8f19008e
[   19.844957][  T265] RDX: 0000000000000000 RSI: 00007ffcc9d53990 RDI: 0000000000000005
[   19.845203][  T265] RBP: 00007ffcc9d538f0 R08: 0000000000000000 R09: 0000000000000000
[   19.845394][  T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   19.845583][  T265] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc9d54060
[   19.845880][  T265]  </TASK>
[   19.845974][  T265] irq event stamp: 25441
[   19.846069][  T265] hardirqs last  enabled at (25449): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.846448][  T265] hardirqs last disabled at (25550): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.846742][  T265] softirqs last  enabled at (25548): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   19.847040][  T265] softirqs last disabled at (25457): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   19.847340][  T265] ---[ end trace 0000000000000000 ]---
[   19.856006][  T265] ------------[ cut here ]------------
[   19.856230][  T265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/265
[   19.856496][  T265] CPU: 2 UID: 0 PID: 265 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.856909][  T265] Tainted: [W]=WARN
[   19.857045][  T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.857258][  T265] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.857472][  T265] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.857954][  T265] RSP: 0018:ffa0000000bf71a0 EFLAGS: 00010286
[   19.858165][  T265] RAX: 00000000ffffffa6 RBX: ff11000010059c40 RCX: 1ff400000017edfa
[   19.858396][  T265] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010059cf8
[   19.858621][  T265] RBP: ff11000015ad4000 R08: 1fe220000200b3a0 R09: ff11000011ec5180
[   19.858856][  T265] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   19.859081][  T265] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   19.859327][  T265] FS:  00007f6f8ef56840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   19.859580][  T265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.859785][  T265] CR2: 00000000193469e8 CR3: 00000000107cf006 CR4: 0000000000771ef0
[   19.860012][  T265] PKRU: 55555554
[   19.860161][  T265] Call Trace:
[   19.860298][  T265]  <TASK>
[   19.860404][  T265]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   19.860574][  T265]  rtmsg_ifinfo+0x5c/0xb0
[   19.860708][  T265]  __dev_notify_flags+0x1b8/0x280
[   19.860883][  T265]  ? netif_change_name+0x8c0/0x8c0
[   19.861043][  T265]  ? hsr_dev_finalize+0x925/0xc00
[   19.861221][  T265]  ? alloc_netdev_mqs+0xed0/0x1490
[   19.861386][  T265]  ? hsr_newlink+0x3b0/0x980
[   19.861550][  T265]  ? hsr_dellink+0x90/0x90
[   19.861717][  T265]  rtnl_configure_link+0x1ac/0x390
[   19.861890][  T265]  ? nla_strscpy+0xe3/0x180
[   19.862053][  T265]  rtnl_newlink_create+0x353/0x780
[   19.862234][  T265]  ? rtnl_create_link+0xf20/0xf20
[   19.862398][  T265]  ? __dev_get_by_name+0x12/0x50
[   19.862561][  T265]  ? rtnl_dev_get+0xd7/0x170
[   19.862729][  T265]  __rtnl_newlink+0x22b/0xa50
[   19.862904][  T265]  rtnl_newlink+0x8d1/0xea0
[   19.863073][  T265]  ? lock_acquire.part.0+0xbc/0x260
[   19.863250][  T265]  ? __rtnl_newlink+0xa50/0xa50
[   19.863415][  T265]  ? mark_usage+0x61/0x170
[   19.863585][  T265]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.863760][  T265]  ? __rtnl_newlink+0xa50/0xa50
[   19.863929][  T265]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.864092][  T265]  ? validate_chain+0x38b/0xc20
[   19.864272][  T265]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.864441][  T265]  ? __lock_acquire+0x508/0xc10
[   19.864606][  T265]  ? lock_acquire.part.0+0xbc/0x260
[   19.864777][  T265]  ? find_held_lock+0x2b/0x80
[   19.864947][  T265]  netlink_rcv_skb+0x14e/0x3a0
[   19.865122][  T265]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.865289][  T265]  ? netlink_ack+0xcd0/0xcd0
[   19.865457][  T265]  ? netlink_deliver_tap+0xc5/0x330
[   19.865624][  T265]  ? netlink_deliver_tap+0x13c/0x330
[   19.865812][  T265]  netlink_unicast+0x486/0x750
[   19.865986][  T265]  ? netlink_attachskb+0x810/0x810
[   19.866169][  T265]  ? __lock_acquire+0x508/0xc10
[   19.866340][  T265]  netlink_sendmsg+0x735/0xc60
[   19.866508][  T265]  ? netlink_unicast+0x750/0x750
[   19.866674][  T265]  ? __might_fault+0x97/0x140
[   19.866859][  T265]  ____sys_sendmsg+0x419/0x850
[   19.867040][  T265]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.867289][  T265]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.867491][  T265]  ? move_addr_to_kernel+0x40/0x40
[   19.867661][  T265]  ? stack_depot_save_flags+0x367/0x770
[   19.867844][  T265]  ? validate_chain+0x38b/0xc20
[   19.868014][  T265]  ___sys_sendmsg+0x14e/0x1d0
[   19.868190][  T265]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   19.868389][  T265]  ? copy_msghdr_from_user+0x460/0x460
[   19.868562][  T265]  __sys_sendmsg+0x145/0x1f0
[   19.868725][  T265]  ? __sys_sendmsg_sock+0x20/0x20
[   19.868898][  T265]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   19.869129][  T265]  ? do_raw_spin_unlock+0x59/0x250
[   19.869300][  T265]  ? rcu_is_watching+0x15/0xd0
[   19.869471][  T265]  do_syscall_64+0x117/0xfc0
[   19.869642][  T265]  ? trace_hardirqs_off+0xd/0x30
[   19.869830][  T265]  ? exc_page_fault+0xee/0x100
[   19.869999][  T265]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.870249][  T265] RIP: 0033:0x7f6f8f19008e
[   19.870462][  T265] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.870941][  T265] RSP: 002b:00007ffcc9d538e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.871184][  T265] RAX: ffffffffffffffda RBX: 00007ffcc9d54090 RCX: 00007f6f8f19008e
[   19.871409][  T265] RDX: 0000000000000000 RSI: 00007ffcc9d53990 RDI: 0000000000000005
[   19.871629][  T265] RBP: 00007ffcc9d538f0 R08: 0000000000000000 R09: 0000000000000000
[   19.871862][  T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   19.872088][  T265] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc9d54060
[   19.872331][  T265]  </TASK>
[   19.872467][  T265] irq event stamp: 32325
[   19.872602][  T265] hardirqs last  enabled at (32335): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.872871][  T265] hardirqs last disabled at (32344): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.873131][  T265] softirqs last  enabled at (31424): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   19.873382][  T265] softirqs last disabled at (31422): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   19.873628][  T265] ---[ end trace 0000000000000000 ]---
[   19.911503][  T266] vethA: entered promiscuous mode
[   19.911813][  T266] ------------[ cut here ]------------
[   19.912046][  T266] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/266
[   19.913176][  T266] CPU: 3 UID: 0 PID: 266 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.913619][  T266] Tainted: [W]=WARN
[   19.913786][  T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.914057][  T266] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.914421][  T266] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.915222][  T266] RSP: 0018:ffa0000000c06fb0 EFLAGS: 00010286
[   19.915477][  T266] RAX: 00000000ffffffa6 RBX: ff11000004db0580 RCX: 1ff4000000180dbc
[   19.915731][  T266] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004db0638
[   19.916036][  T266] RBP: ff11000015891000 R08: 1fe22000009b60c8 R09: ff11000013032e80
[   19.916437][  T266] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   19.916749][  T266] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015891000
[   19.917065][  T266] FS:  00007f8e2d462840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   19.917452][  T266] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.917693][  T266] CR2: 00007f8e2d7321a0 CR3: 0000000013f57003 CR4: 0000000000771ef0
[   19.917941][  T266] PKRU: 55555554
[   19.918041][  T266] Call Trace:
[   19.918146][  T266]  <TASK>
[   19.918217][  T266]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   19.918351][  T266]  ? netlink_sendmsg+0x735/0xc60
[   19.918483][  T266]  rtmsg_ifinfo+0x5c/0xb0
[   19.918587][  T266]  __dev_notify_flags+0x1b8/0x280
[   19.918726][  T266]  ? netdev_info+0xe2/0x116
[   19.918863][  T266]  ? netdev_notice+0x120/0x120
[   19.918993][  T266]  ? netif_change_name+0x8c0/0x8c0
[   19.919141][  T266]  __dev_set_promiscuity+0x194/0x230
[   19.919282][  T266]  netif_set_promiscuity+0x4c/0xc0
[   19.919417][  T266]  dev_set_promiscuity+0x9d/0x150
[   19.919546][  T266]  hsr_add_port+0x48c/0xb60
[   19.919678][  T266]  ? hsr_port_exists+0x60/0x60
[   19.919816][  T266]  ? timer_init_key+0x10d/0x280
[   19.919953][  T266]  hsr_dev_finalize+0x6e8/0xc00
[   19.920089][  T266]  ? alloc_netdev_mqs+0xed0/0x1490
[   19.920233][  T266]  hsr_newlink+0x3b0/0x980
[   19.920374][  T266]  ? hsr_dellink+0x90/0x90
[   19.920511][  T266]  ? rtnl_create_link+0x169/0xf20
[   19.920647][  T266]  ? nla_strscpy+0xe3/0x180
[   19.920791][  T266]  rtnl_newlink_create+0x2da/0x780
[   19.920933][  T266]  ? rtnl_create_link+0xf20/0xf20
[   19.921071][  T266]  ? __dev_get_by_name+0x12/0x50
[   19.921220][  T266]  ? rtnl_dev_get+0xd7/0x170
[   19.921369][  T266]  __rtnl_newlink+0x22b/0xa50
[   19.921513][  T266]  rtnl_newlink+0x8d1/0xea0
[   19.921655][  T266]  ? lock_acquire.part.0+0xbc/0x260
[   19.921801][  T266]  ? __rtnl_newlink+0xa50/0xa50
[   19.921939][  T266]  ? mark_usage+0x61/0x170
[   19.922083][  T266]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.922235][  T266]  ? __rtnl_newlink+0xa50/0xa50
[   19.922377][  T266]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.922521][  T266]  ? validate_chain+0x38b/0xc20
[   19.922659][  T266]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.922799][  T266]  ? __lock_acquire+0x508/0xc10
[   19.922937][  T266]  ? lock_acquire.part.0+0xbc/0x260
[   19.923075][  T266]  ? find_held_lock+0x2b/0x80
[   19.923220][  T266]  netlink_rcv_skb+0x14e/0x3a0
[   19.923362][  T266]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.923503][  T266]  ? netlink_ack+0xcd0/0xcd0
[   19.923638][  T266]  ? netlink_deliver_tap+0xc5/0x330
[   19.923776][  T266]  ? netlink_deliver_tap+0x13c/0x330
[   19.923910][  T266]  netlink_unicast+0x486/0x750
[   19.924044][  T266]  ? netlink_attachskb+0x810/0x810
[   19.924180][  T266]  ? __lock_acquire+0x508/0xc10
[   19.924315][  T266]  netlink_sendmsg+0x735/0xc60
[   19.924450][  T266]  ? netlink_unicast+0x750/0x750
[   19.924583][  T266]  ? __might_fault+0x97/0x140
[   19.924716][  T266]  ____sys_sendmsg+0x419/0x850
[   19.924857][  T266]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.924990][  T266]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.925175][  T266]  ? move_addr_to_kernel+0x40/0x40
[   19.925323][  T266]  ? stack_depot_save_flags+0x367/0x770
[   19.925472][  T266]  ? validate_chain+0x38b/0xc20
[   19.925621][  T266]  ___sys_sendmsg+0x14e/0x1d0
[   19.925766][  T266]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   19.925947][  T266]  ? copy_msghdr_from_user+0x460/0x460
[   19.926116][  T266]  __sys_sendmsg+0x145/0x1f0
[   19.926273][  T266]  ? __sys_sendmsg_sock+0x20/0x20
[   19.926426][  T266]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   19.926607][  T266]  ? do_raw_spin_unlock+0x59/0x250
[   19.926749][  T266]  ? rcu_is_watching+0x15/0xd0
[   19.926885][  T266]  do_syscall_64+0x117/0xfc0
[   19.927024][  T266]  ? trace_hardirqs_off+0xd/0x30
[   19.927169][  T266]  ? exc_page_fault+0xee/0x100
[   19.927305][  T266]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.927475][  T266] RIP: 0033:0x7f8e2d69c08e
[   19.927620][  T266] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.928104][  T266] RSP: 002b:00007ffdaa625440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.928308][  T266] RAX: ffffffffffffffda RBX: 00007ffdaa625bf0 RCX: 00007f8e2d69c08e
[   19.928515][  T266] RDX: 0000000000000000 RSI: 00007ffdaa6254f0 RDI: 0000000000000005
[   19.928723][  T266] RBP: 00007ffdaa625450 R08: 0000000000000000 R09: 0000000000000000
[   19.928938][  T266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   19.929148][  T266] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdaa625bc0
[   19.929360][  T266]  </TASK>
[   19.929464][  T266] irq event stamp: 17661
[   19.929567][  T266] hardirqs last  enabled at (17669): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.929817][  T266] hardirqs last disabled at (17676): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.930054][  T266] softirqs last  enabled at (16970): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   19.930306][  T266] softirqs last disabled at (16913): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   19.930549][  T266] ---[ end trace 0000000000000000 ]---
[   19.931128][  T266] ------------[ cut here ]------------
[   19.931307][  T266] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/266
[   19.931581][  T266] CPU: 2 UID: 0 PID: 266 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.931896][  T266] Tainted: [W]=WARN
[   19.932039][  T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.932274][  T266] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.932502][  T266] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.933009][  T266] RSP: 0018:ffa0000000c06f90 EFLAGS: 00010286
[   19.933236][  T266] RAX: 00000000ffffffa6 RBX: ff11000004d0d8c0 RCX: 1ff4000000180db8
[   19.933473][  T266] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d0d978
[   19.933708][  T266] RBP: ff11000015891000 R08: 1fe22000009a1b30 R09: ff11000013032e80
[   19.933953][  T266] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   19.934207][  T266] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   19.934450][  T266] FS:  00007f8e2d462840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   19.934719][  T266] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.934930][  T266] CR2: 00007f6f8f023574 CR3: 0000000013f57001 CR4: 0000000000771ef0
[   19.935181][  T266] PKRU: 55555554
[   19.935322][  T266] Call Trace:
[   19.935461][  T266]  <TASK>
[   19.935570][  T266]  ? rcu_is_watching+0x15/0xd0
[   19.935742][  T266]  rtnetlink_event+0xe0/0x1f0
[   19.935932][  T266]  notifier_call_chain+0xb0/0x320
[   19.936117][  T266]  __netdev_upper_dev_link+0x3a5/0x590
[   19.936289][  T266]  ? netdev_wait_allrefs_any+0x570/0x570
[   19.936459][  T266]  ? do_raw_spin_lock+0x131/0x280
[   19.936629][  T266]  ? find_held_lock+0x2b/0x80
[   19.936811][  T266]  netdev_master_upper_dev_link+0x86/0xb0
[   19.936981][  T266]  ? netdev_upper_dev_link+0xb0/0xb0
[   19.937174][  T266]  ? lockdep_rtnl_is_held+0x1a/0x20
[   19.937346][  T266]  ? hsr_port_get_hsr+0x9c/0x150
[   19.937520][  T266]  hsr_add_port+0x4eb/0xb60
[   19.937692][  T266]  ? hsr_port_exists+0x60/0x60
[   19.937873][  T266]  ? timer_init_key+0x10d/0x280
[   19.938048][  T266]  hsr_dev_finalize+0x6e8/0xc00
[   19.938242][  T266]  ? alloc_netdev_mqs+0xed0/0x1490
[   19.938415][  T266]  hsr_newlink+0x3b0/0x980
[   19.938596][  T266]  ? hsr_dellink+0x90/0x90
[   19.938777][  T266]  ? rtnl_create_link+0x169/0xf20
[   19.938949][  T266]  ? nla_strscpy+0xe3/0x180
[   19.939133][  T266]  rtnl_newlink_create+0x2da/0x780
[   19.939308][  T266]  ? rtnl_create_link+0xf20/0xf20
[   19.939476][  T266]  ? __dev_get_by_name+0x12/0x50
[   19.939646][  T266]  ? rtnl_dev_get+0xd7/0x170
[   19.939830][  T266]  __rtnl_newlink+0x22b/0xa50
[   19.940008][  T266]  rtnl_newlink+0x8d1/0xea0
[   19.940196][  T266]  ? lock_acquire.part.0+0xbc/0x260
[   19.940369][  T266]  ? __rtnl_newlink+0xa50/0xa50
[   19.940544][  T266]  ? mark_usage+0x61/0x170
[   19.940720][  T266]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.940901][  T266]  ? __rtnl_newlink+0xa50/0xa50
[   19.941072][  T266]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.941264][  T266]  ? validate_chain+0x38b/0xc20
[   19.941435][  T266]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.941607][  T266]  ? __lock_acquire+0x508/0xc10
[   19.941787][  T266]  ? lock_acquire.part.0+0xbc/0x260
[   19.941958][  T266]  ? find_held_lock+0x2b/0x80
[   19.942149][  T266]  netlink_rcv_skb+0x14e/0x3a0
[   19.942327][  T266]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.942500][  T266]  ? netlink_ack+0xcd0/0xcd0
[   19.942682][  T266]  ? netlink_deliver_tap+0xc5/0x330
[   19.942865][  T266]  ? netlink_deliver_tap+0x13c/0x330
[   19.943041][  T266]  netlink_unicast+0x486/0x750
[   19.943227][  T266]  ? netlink_attachskb+0x810/0x810
[   19.943401][  T266]  ? __lock_acquire+0x508/0xc10
[   19.943575][  T266]  netlink_sendmsg+0x735/0xc60
[   19.943757][  T266]  ? netlink_unicast+0x750/0x750
[   19.943940][  T266]  ? __might_fault+0x97/0x140
[   19.944137][  T266]  ____sys_sendmsg+0x419/0x850
[   19.944312][  T266]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.944485][  T266]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.944687][  T266]  ? move_addr_to_kernel+0x40/0x40
[   19.944868][  T266]  ? stack_depot_save_flags+0x367/0x770
[   19.945045][  T266]  ? validate_chain+0x38b/0xc20
[   19.945234][  T266]  ___sys_sendmsg+0x14e/0x1d0
[   19.945413][  T266]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   19.945616][  T266]  ? copy_msghdr_from_user+0x460/0x460
[   19.945804][  T266]  __sys_sendmsg+0x145/0x1f0
[   19.945977][  T266]  ? __sys_sendmsg_sock+0x20/0x20
[   19.946165][  T266]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   19.946380][  T266]  ? do_raw_spin_unlock+0x59/0x250
[   19.946556][  T266]  ? rcu_is_watching+0x15/0xd0
[   19.946738][  T266]  do_syscall_64+0x117/0xfc0
[   19.946925][  T266]  ? trace_hardirqs_off+0xd/0x30
[   19.947114][  T266]  ? exc_page_fault+0xee/0x100
[   19.947297][  T266]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.947511][  T266] RIP: 0033:0x7f8e2d69c08e
[   19.947694][  T266] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.948212][  T266] RSP: 002b:00007ffdaa625440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.948445][  T266] RAX: ffffffffffffffda RBX: 00007ffdaa625bf0 RCX: 00007f8e2d69c08e
[   19.948677][  T266] RDX: 0000000000000000 RSI: 00007ffdaa6254f0 RDI: 0000000000000005
[   19.948923][  T266] RBP: 00007ffdaa625450 R08: 0000000000000000 R09: 0000000000000000
[   19.949167][  T266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   19.949399][  T266] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdaa625bc0
[   19.949632][  T266]  </TASK>
[   19.949777][  T266] irq event stamp: 18911
[   19.949913][  T266] hardirqs last  enabled at (18921): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.950190][  T266] hardirqs last disabled at (18932): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.950452][  T266] softirqs last  enabled at (18010): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   19.950715][  T266] softirqs last disabled at (18003): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   19.950985][  T266] ---[ end trace 0000000000000000 ]---
[   19.951311][  T266] ------------[ cut here ]------------
[   19.951480][  T266] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/266
[   19.951758][  T266] CPU: 2 UID: 0 PID: 266 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.952057][  T266] Tainted: [W]=WARN
[   19.952213][  T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.952416][  T266] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.952625][  T266] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.953147][  T266] RSP: 0018:ffa0000000c06f10 EFLAGS: 00010286
[   19.953359][  T266] RAX: 00000000ffffffa6 RBX: ff11000004d0c040 RCX: 1ff4000000180da8
[   19.953593][  T266] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d0c0f8
[   19.953838][  T266] RBP: ff1100000fb89000 R08: 1fe22000009a1820 R09: ff11000013032e80
[   19.954073][  T266] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   19.954323][  T266] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   19.954565][  T266] FS:  00007f8e2d462840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   19.954844][  T266] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.955049][  T266] CR2: 00007f6f8f023574 CR3: 0000000013f57001 CR4: 0000000000771ef0
[   19.955308][  T266] PKRU: 55555554
[   19.955448][  T266] Call Trace:
[   19.955588][  T266]  <TASK>
[   19.955698][  T266]  ? rcu_is_watching+0x15/0xd0
[   19.955879][  T266]  rtnetlink_event+0xe0/0x1f0
[   19.956054][  T266]  notifier_call_chain+0xb0/0x320
[   19.956245][  T266]  netif_set_mtu_ext+0x354/0x5f0
[   19.956421][  T266]  ? dev_validate_mtu+0x180/0x180
[   19.956594][  T266]  ? __netdev_update_features+0x4b0/0xdf0
[   19.956782][  T266]  netif_set_mtu+0x85/0xe0
[   19.956956][  T266]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   19.957147][  T266]  dev_set_mtu+0x9d/0x150
[   19.957291][  T266]  ? dev_disable_lro+0x95/0x140
[   19.957465][  T266]  hsr_add_port+0x6e3/0xb60
[   19.957640][  T266]  ? hsr_port_exists+0x60/0x60
[   19.957821][  T266]  ? timer_init_key+0x10d/0x280
[   19.957996][  T266]  hsr_dev_finalize+0x6e8/0xc00
[   19.958187][  T266]  ? alloc_netdev_mqs+0xed0/0x1490
[   19.958362][  T266]  hsr_newlink+0x3b0/0x980
[   19.958538][  T266]  ? hsr_dellink+0x90/0x90
[   19.958710][  T266]  ? rtnl_create_link+0x169/0xf20
[   19.958891][  T266]  ? nla_strscpy+0xe3/0x180
[   19.959068][  T266]  rtnl_newlink_create+0x2da/0x780
[   19.959256][  T266]  ? rtnl_create_link+0xf20/0xf20
[   19.959429][  T266]  ? __dev_get_by_name+0x12/0x50
[   19.959608][  T266]  ? rtnl_dev_get+0xd7/0x170
[   19.959797][  T266]  __rtnl_newlink+0x22b/0xa50
[   19.959976][  T266]  rtnl_newlink+0x8d1/0xea0
[   19.960164][  T266]  ? lock_acquire.part.0+0xbc/0x260
[   19.960339][  T266]  ? __rtnl_newlink+0xa50/0xa50
[   19.960515][  T266]  ? mark_usage+0x61/0x170
[   19.960692][  T266]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.960875][  T266]  ? __rtnl_newlink+0xa50/0xa50
[   19.961049][  T266]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.961232][  T266]  ? validate_chain+0x38b/0xc20
[   19.961404][  T266]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.961574][  T266]  ? __lock_acquire+0x508/0xc10
[   19.961755][  T266]  ? lock_acquire.part.0+0xbc/0x260
[   19.961925][  T266]  ? find_held_lock+0x2b/0x80
[   19.962111][  T266]  netlink_rcv_skb+0x14e/0x3a0
[   19.962286][  T266]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.962456][  T266]  ? netlink_ack+0xcd0/0xcd0
[   19.962632][  T266]  ? netlink_deliver_tap+0xc5/0x330
[   19.962812][  T266]  ? netlink_deliver_tap+0x13c/0x330
[   19.962987][  T266]  netlink_unicast+0x486/0x750
[   19.963172][  T266]  ? netlink_attachskb+0x810/0x810
[   19.963344][  T266]  ? __lock_acquire+0x508/0xc10
[   19.963521][  T266]  netlink_sendmsg+0x735/0xc60
[   19.963703][  T266]  ? netlink_unicast+0x750/0x750
[   19.963893][  T266]  ? __might_fault+0x97/0x140
[   19.964072][  T266]  ____sys_sendmsg+0x419/0x850
[   19.964261][  T266]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.964439][  T266]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.964646][  T266]  ? move_addr_to_kernel+0x40/0x40
[   19.964825][  T266]  ? stack_depot_save_flags+0x367/0x770
[   19.964999][  T266]  ? validate_chain+0x38b/0xc20
[   19.965183][  T266]  ___sys_sendmsg+0x14e/0x1d0
[   19.965355][  T266]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   19.965559][  T266]  ? copy_msghdr_from_user+0x460/0x460
[   19.965741][  T266]  __sys_sendmsg+0x145/0x1f0
[   19.965923][  T266]  ? __sys_sendmsg_sock+0x20/0x20
[   19.966093][  T266]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   19.966312][  T266]  ? do_raw_spin_unlock+0x59/0x250
[   19.966484][  T266]  ? rcu_is_watching+0x15/0xd0
[   19.966656][  T266]  do_syscall_64+0x117/0xfc0
[   19.966837][  T266]  ? trace_hardirqs_off+0xd/0x30
[   19.967008][  T266]  ? exc_page_fault+0xee/0x100
[   19.967223][  T266]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.967435][  T266] RIP: 0033:0x7f8e2d69c08e
[   19.967616][  T266] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.968130][  T266] RSP: 002b:00007ffdaa625440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.968368][  T266] RAX: ffffffffffffffda RBX: 00007ffdaa625bf0 RCX: 00007f8e2d69c08e
[   19.968608][  T266] RDX: 0000000000000000 RSI: 00007ffdaa6254f0 RDI: 0000000000000005
[   19.968852][  T266] RBP: 00007ffdaa625450 R08: 0000000000000000 R09: 0000000000000000
[   19.969084][  T266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   19.969334][  T266] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdaa625bc0
[   19.969574][  T266]  </TASK>
[   19.969720][  T266] irq event stamp: 20003
[   19.969870][  T266] hardirqs last  enabled at (20013): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.970149][  T266] hardirqs last disabled at (20024): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.970416][  T266] softirqs last  enabled at (19008): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   19.970683][  T266] softirqs last disabled at (19006): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   19.970964][  T266] ---[ end trace 0000000000000000 ]---
[   19.971230][  T266] vethB: entered promiscuous mode
[   19.971470][  T266] ------------[ cut here ]------------
[   19.971637][  T266] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/266
[   19.971916][  T266] CPU: 2 UID: 0 PID: 266 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.972243][  T266] Tainted: [W]=WARN
[   19.972384][  T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.972586][  T266] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.972809][  T266] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.973321][  T266] RSP: 0018:ffa0000000c06fb0 EFLAGS: 00010286
[   19.973527][  T266] RAX: 00000000ffffffa6 RBX: ff11000004d0c200 RCX: 1ff4000000180dbc
[   19.973768][  T266] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d0c2b8
[   19.974119][  T266] RBP: ff1100000f131000 R08: 1fe22000009a1858 R09: ff11000013032e80
[   19.974362][  T266] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   19.974596][  T266] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f131000
[   19.974940][  T266] FS:  00007f8e2d462840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   19.975223][  T266] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.975543][  T266] CR2: 00007f6f8f023574 CR3: 0000000013f57001 CR4: 0000000000771ef0
[   19.975798][  T266] PKRU: 55555554
[   19.975944][  T266] Call Trace:
[   19.976090][  T266]  <TASK>
[   19.976224][  T266]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   19.976503][  T266]  ? netlink_sendmsg+0x735/0xc60
[   19.976683][  T266]  rtmsg_ifinfo+0x5c/0xb0
[   19.976844][  T266]  __dev_notify_flags+0x1b8/0x280
[   19.977035][  T266]  ? netdev_info+0xe2/0x116
[   19.977328][  T266]  ? netdev_notice+0x120/0x120
[   19.977504][  T266]  ? netif_change_name+0x8c0/0x8c0
[   19.977682][  T266]  __dev_set_promiscuity+0x194/0x230
[   19.977867][  T266]  netif_set_promiscuity+0x4c/0xc0
[   19.978150][  T266]  dev_set_promiscuity+0x9d/0x150
[   19.978326][  T266]  hsr_add_port+0x48c/0xb60
[   19.978505][  T266]  ? hsr_port_exists+0x60/0x60
[   19.978683][  T266]  ? timer_init_key+0x10d/0x280
[   19.978962][  T266]  hsr_dev_finalize+0x727/0xc00
[   19.979152][  T266]  ? alloc_netdev_mqs+0xed0/0x1490
[   19.979329][  T266]  hsr_newlink+0x3b0/0x980
[   19.979502][  T266]  ? hsr_dellink+0x90/0x90
[   19.979779][  T266]  ? rtnl_create_link+0x169/0xf20
[   19.979964][  T266]  ? nla_strscpy+0xe3/0x180
[   19.980165][  T266]  rtnl_newlink_create+0x2da/0x780
[   19.980350][  T266]  ? rtnl_create_link+0xf20/0xf20
[   19.980622][  T266]  ? __dev_get_by_name+0x12/0x50
[   19.980811][  T266]  ? rtnl_dev_get+0xd7/0x170
[   19.980999][  T266]  __rtnl_newlink+0x22b/0xa50
[   19.981186][  T266]  rtnl_newlink+0x8d1/0xea0
[   19.981468][  T266]  ? lock_acquire.part.0+0xbc/0x260
[   19.981642][  T266]  ? __rtnl_newlink+0xa50/0xa50
[   19.981829][  T266]  ? mark_usage+0x61/0x170
[   19.982007][  T266]  ? __lock_release.isra.0+0x6b/0x1a0
[   19.982200][  T266]  ? __rtnl_newlink+0xa50/0xa50
[   19.982377][  T266]  rtnetlink_rcv_msg+0x40d/0x9e0
[   19.982552][  T266]  ? validate_chain+0x38b/0xc20
[   19.982723][  T266]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.982995][  T266]  ? __lock_acquire+0x508/0xc10
[   19.983182][  T266]  ? lock_acquire.part.0+0xbc/0x260
[   19.983363][  T266]  ? find_held_lock+0x2b/0x80
[   19.983537][  T266]  netlink_rcv_skb+0x14e/0x3a0
[   19.983814][  T266]  ? rtnl_stats_set+0x3f0/0x3f0
[   19.983991][  T266]  ? netlink_ack+0xcd0/0xcd0
[   19.984182][  T266]  ? netlink_deliver_tap+0xc5/0x330
[   19.984359][  T266]  ? netlink_deliver_tap+0x13c/0x330
[   19.984629][  T266]  netlink_unicast+0x486/0x750
[   19.984819][  T266]  ? netlink_attachskb+0x810/0x810
[   19.984996][  T266]  ? __lock_acquire+0x508/0xc10
[   19.985181][  T266]  netlink_sendmsg+0x735/0xc60
[   19.985452][  T266]  ? netlink_unicast+0x750/0x750
[   19.985628][  T266]  ? __might_fault+0x97/0x140
[   19.985815][  T266]  ____sys_sendmsg+0x419/0x850
[   19.985991][  T266]  ? copy_msghdr_from_user+0x2a0/0x460
[   19.986274][  T266]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   19.986483][  T266]  ? move_addr_to_kernel+0x40/0x40
[   19.986659][  T266]  ? stack_depot_save_flags+0x367/0x770
[   19.986845][  T266]  ? validate_chain+0x38b/0xc20
[   19.987126][  T266]  ___sys_sendmsg+0x14e/0x1d0
[   19.987299][  T266]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   19.987504][  T266]  ? copy_msghdr_from_user+0x460/0x460
[   19.987690][  T266]  __sys_sendmsg+0x145/0x1f0
[   19.987968][  T266]  ? __sys_sendmsg_sock+0x20/0x20
[   19.988154][  T266]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   19.988362][  T266]  ? do_raw_spin_unlock+0x59/0x250
[   19.988623][  T266]  ? rcu_is_watching+0x15/0xd0
[   19.988806][  T266]  do_syscall_64+0x117/0xfc0
[   19.988982][  T266]  ? trace_hardirqs_off+0xd/0x30
[   19.989173][  T266]  ? exc_page_fault+0xee/0x100
[   19.989449][  T266]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   19.989649][  T266] RIP: 0033:0x7f8e2d69c08e
[   19.989837][  T266] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   19.990453][  T266] RSP: 002b:00007ffdaa625440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.990698][  T266] RAX: ffffffffffffffda RBX: 00007ffdaa625bf0 RCX: 00007f8e2d69c08e
[   19.991043][  T266] RDX: 0000000000000000 RSI: 00007ffdaa6254f0 RDI: 0000000000000005
[   19.991300][  T266] RBP: 00007ffdaa625450 R08: 0000000000000000 R09: 0000000000000000
[   19.991545][  T266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   19.991892][  T266] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdaa625bc0
[   19.992153][  T266]  </TASK>
[   19.992296][  T266] irq event stamp: 21149
[   19.992531][  T266] hardirqs last  enabled at (21159): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   19.992805][  T266] hardirqs last disabled at (21168): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   19.993071][  T266] softirqs last  enabled at (21136): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   19.993356][  T266] softirqs last disabled at (21129): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   19.993628][  T266] ---[ end trace 0000000000000000 ]---
[   19.994215][  T266] ------------[ cut here ]------------
[   19.994392][  T266] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/266
[   19.994663][  T266] CPU: 2 UID: 0 PID: 266 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   19.995066][  T266] Tainted: [W]=WARN
[   19.995217][  T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.995423][  T266] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   19.995737][  T266] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   19.996346][  T266] RSP: 0018:ffa0000000c06f90 EFLAGS: 00010286
[   19.996552][  T266] RAX: 00000000ffffffa6 RBX: ff11000004d0c3c0 RCX: 1ff4000000180db8
[   19.996796][  T266] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d0c478
[   19.997138][  T266] RBP: ff1100000f131000 R08: 1fe22000009a1890 R09: ff11000013032e80
[   19.997371][  T266] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   19.997614][  T266] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   19.997960][  T266] FS:  00007f8e2d462840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   19.998246][  T266] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.998552][  T266] CR2: 00007f6f8f023574 CR3: 0000000013f57001 CR4: 0000000000771ef0
[   19.998794][  T266] PKRU: 55555554
[   19.998935][  T266] Call Trace:
[   19.999077][  T266]  <TASK>
[   19.999201][  T266]  ? rcu_is_watching+0x15/0xd0
[   19.999473][  T266]  rtnetlink_event+0xe0/0x1f0
[   19.999649][  T266]  notifier_call_chain+0xb0/0x320
[   19.999830][  T266]  __netdev_upper_dev_link+0x3a5/0x590
[   20.000014][  T266]  ? netdev_wait_allrefs_any+0x570/0x570
[   20.000299][  T266]  ? do_raw_spin_lock+0x131/0x280
[   20.000477][  T266]  ? find_held_lock+0x2b/0x80
[   20.000655][  T266]  netdev_master_upper_dev_link+0x86/0xb0
[   20.000850][  T266]  ? netdev_upper_dev_link+0xb0/0xb0
[   20.001132][  T266]  ? lockdep_rtnl_is_held+0x1a/0x20
[   20.001309][  T266]  ? hsr_port_get_hsr+0x9c/0x150
[   20.001482][  T266]  hsr_add_port+0x4eb/0xb60
[   20.001650][  T266]  ? hsr_port_exists+0x60/0x60
[   20.001918][  T266]  ? timer_init_key+0x10d/0x280
[   20.002091][  T266]  hsr_dev_finalize+0x727/0xc00
[   20.002277][  T266]  ? alloc_netdev_mqs+0xed0/0x1490
[   20.002450][  T266]  hsr_newlink+0x3b0/0x980
[   20.002709][  T266]  ? hsr_dellink+0x90/0x90
[   20.002887][  T266]  ? rtnl_create_link+0x169/0xf20
[   20.003056][  T266]  ? nla_strscpy+0xe3/0x180
[   20.003240][  T266]  rtnl_newlink_create+0x2da/0x780
[   20.003499][  T266]  ? rtnl_create_link+0xf20/0xf20
[   20.003665][  T266]  ? __dev_get_by_name+0x12/0x50
[   20.003846][  T266]  ? rtnl_dev_get+0xd7/0x170
[   20.004021][  T266]  __rtnl_newlink+0x22b/0xa50
[   20.004299][  T266]  rtnl_newlink+0x8d1/0xea0
[   20.004470][  T266]  ? lock_acquire.part.0+0xbc/0x260
[   20.004637][  T266]  ? __rtnl_newlink+0xa50/0xa50
[   20.004820][  T266]  ? mark_usage+0x61/0x170
[   20.005087][  T266]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.005273][  T266]  ? __rtnl_newlink+0xa50/0xa50
[   20.005449][  T266]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.005621][  T266]  ? validate_chain+0x38b/0xc20
[   20.005893][  T266]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.006067][  T266]  ? __lock_acquire+0x508/0xc10
[   20.006253][  T266]  ? lock_acquire.part.0+0xbc/0x260
[   20.006425][  T266]  ? find_held_lock+0x2b/0x80
[   20.006684][  T266]  netlink_rcv_skb+0x14e/0x3a0
[   20.006863][  T266]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.007038][  T266]  ? netlink_ack+0xcd0/0xcd0
[   20.007222][  T266]  ? netlink_deliver_tap+0xc5/0x330
[   20.007481][  T266]  ? netlink_deliver_tap+0x13c/0x330
[   20.007653][  T266]  netlink_unicast+0x486/0x750
[   20.007831][  T266]  ? netlink_attachskb+0x810/0x810
[   20.007999][  T266]  ? __lock_acquire+0x508/0xc10
[   20.008274][  T266]  netlink_sendmsg+0x735/0xc60
[   20.008449][  T266]  ? netlink_unicast+0x750/0x750
[   20.008621][  T266]  ? __might_fault+0x97/0x140
[   20.008800][  T266]  ____sys_sendmsg+0x419/0x850
[   20.009060][  T266]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.009245][  T266]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.009453][  T266]  ? move_addr_to_kernel+0x40/0x40
[   20.009628][  T266]  ? stack_depot_save_flags+0x367/0x770
[   20.009901][  T266]  ? validate_chain+0x38b/0xc20
[   20.010072][  T266]  ___sys_sendmsg+0x14e/0x1d0
[   20.010253][  T266]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.010548][  T266]  ? copy_msghdr_from_user+0x460/0x460
[   20.010727][  T266]  __sys_sendmsg+0x145/0x1f0
[   20.010911][  T266]  ? __sys_sendmsg_sock+0x20/0x20
[   20.011083][  T266]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.011398][  T266]  ? do_raw_spin_unlock+0x59/0x250
[   20.011573][  T266]  ? rcu_is_watching+0x15/0xd0
[   20.011754][  T266]  do_syscall_64+0x117/0xfc0
[   20.011928][  T266]  ? trace_hardirqs_off+0xd/0x30
[   20.012204][  T266]  ? exc_page_fault+0xee/0x100
[   20.012386][  T266]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.012600][  T266] RIP: 0033:0x7f8e2d69c08e
[   20.012788][  T266] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.013403][  T266] RSP: 002b:00007ffdaa625440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.013735][  T266] RAX: ffffffffffffffda RBX: 00007ffdaa625bf0 RCX: 00007f8e2d69c08e
[   20.013975][  T266] RDX: 0000000000000000 RSI: 00007ffdaa6254f0 RDI: 0000000000000005
[   20.014223][  T266] RBP: 00007ffdaa625450 R08: 0000000000000000 R09: 0000000000000000
[   20.014554][  T266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   20.014791][  T266] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdaa625bc0
[   20.015127][  T266]  </TASK>
[   20.015267][  T266] irq event stamp: 22323
[   20.015410][  T266] hardirqs last  enabled at (22333): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.015682][  T266] hardirqs last disabled at (22342): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.016049][  T266] softirqs last  enabled at (21312): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   20.016324][  T266] softirqs last disabled at (21310): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   20.016677][  T266] ---[ end trace 0000000000000000 ]---
[   20.017079][  T266] ------------[ cut here ]------------
[   20.017250][  T266] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/266
[   20.017591][  T266] CPU: 2 UID: 0 PID: 266 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.017897][  T266] Tainted: [W]=WARN
[   20.018034][  T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.018245][  T266] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.018452][  T266] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.019018][  T266] RSP: 0018:ffa0000000c071a0 EFLAGS: 00010286
[   20.019234][  T266] RAX: 00000000ffffffa6 RBX: ff11000004d0c740 RCX: 1ff4000000180dfa
[   20.019549][  T266] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d0c7f8
[   20.019780][  T266] RBP: ff1100000fb89000 R08: 1fe22000009a1900 R09: ff11000013032e80
[   20.020005][  T266] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   20.020258][  T266] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   20.020482][  T266] FS:  00007f8e2d462840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   20.020824][  T266] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.021022][  T266] CR2: 00007f6f8f023574 CR3: 0000000013f57001 CR4: 0000000000771ef0
[   20.021264][  T266] PKRU: 55555554
[   20.021400][  T266] Call Trace:
[   20.021623][  T266]  <TASK>
[   20.021729][  T266]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.021911][  T266]  rtmsg_ifinfo+0x5c/0xb0
[   20.022053][  T266]  __dev_notify_flags+0x1b8/0x280
[   20.022235][  T266]  ? netif_change_name+0x8c0/0x8c0
[   20.022488][  T266]  ? hsr_dev_finalize+0x925/0xc00
[   20.022660][  T266]  ? alloc_netdev_mqs+0xed0/0x1490
[   20.022835][  T266]  ? hsr_newlink+0x3b0/0x980
[   20.023002][  T266]  ? hsr_dellink+0x90/0x90
[   20.023272][  T266]  rtnl_configure_link+0x1ac/0x390
[   20.023444][  T266]  ? nla_strscpy+0xe3/0x180
[   20.023612][  T266]  rtnl_newlink_create+0x353/0x780
[   20.023789][  T266]  ? rtnl_create_link+0xf20/0xf20
[   20.024049][  T266]  ? __dev_get_by_name+0x12/0x50
[   20.024235][  T266]  ? rtnl_dev_get+0xd7/0x170
[   20.024410][  T266]  __rtnl_newlink+0x22b/0xa50
[   20.024578][  T266]  rtnl_newlink+0x8d1/0xea0
[   20.024837][  T266]  ? lock_acquire.part.0+0xbc/0x260
[   20.025005][  T266]  ? __rtnl_newlink+0xa50/0xa50
[   20.025186][  T266]  ? mark_usage+0x61/0x170
[   20.025357][  T266]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.025616][  T266]  ? __rtnl_newlink+0xa50/0xa50
[   20.025790][  T266]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.025961][  T266]  ? validate_chain+0x38b/0xc20
[   20.026141][  T266]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.026395][  T266]  ? __lock_acquire+0x508/0xc10
[   20.026566][  T266]  ? lock_acquire.part.0+0xbc/0x260
[   20.026731][  T266]  ? find_held_lock+0x2b/0x80
[   20.026908][  T266]  netlink_rcv_skb+0x14e/0x3a0
[   20.027182][  T266]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.027355][  T266]  ? netlink_ack+0xcd0/0xcd0
[   20.027526][  T266]  ? netlink_deliver_tap+0xc5/0x330
[   20.027691][  T266]  ? netlink_deliver_tap+0x13c/0x330
[   20.027957][  T266]  netlink_unicast+0x486/0x750
[   20.028140][  T266]  ? netlink_attachskb+0x810/0x810
[   20.028308][  T266]  ? __lock_acquire+0x508/0xc10
[   20.028479][  T266]  netlink_sendmsg+0x735/0xc60
[   20.028731][  T266]  ? netlink_unicast+0x750/0x750
[   20.028909][  T266]  ? __might_fault+0x97/0x140
[   20.029078][  T266]  ____sys_sendmsg+0x419/0x850
[   20.029257][  T266]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.029513][  T266]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.029707][  T266]  ? move_addr_to_kernel+0x40/0x40
[   20.029885][  T266]  ? stack_depot_save_flags+0x367/0x770
[   20.030054][  T266]  ? validate_chain+0x38b/0xc20
[   20.030321][  T266]  ___sys_sendmsg+0x14e/0x1d0
[   20.030486][  T266]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.030680][  T266]  ? copy_msghdr_from_user+0x460/0x460
[   20.030946][  T266]  __sys_sendmsg+0x145/0x1f0
[   20.031123][  T266]  ? __sys_sendmsg_sock+0x20/0x20
[   20.031287][  T266]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.031488][  T266]  ? do_raw_spin_unlock+0x59/0x250
[   20.031739][  T266]  ? rcu_is_watching+0x15/0xd0
[   20.031911][  T266]  do_syscall_64+0x117/0xfc0
[   20.032078][  T266]  ? trace_hardirqs_off+0xd/0x30
[   20.032257][  T266]  ? exc_page_fault+0xee/0x100
[   20.032509][  T266]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.032703][  T266] RIP: 0033:0x7f8e2d69c08e
[   20.032886][  T266] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.033460][  T266] RSP: 002b:00007ffdaa625440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.033686][  T266] RAX: ffffffffffffffda RBX: 00007ffdaa625bf0 RCX: 00007f8e2d69c08e
[   20.034020][  T266] RDX: 0000000000000000 RSI: 00007ffdaa6254f0 RDI: 0000000000000005
[   20.034260][  T266] RBP: 00007ffdaa625450 R08: 0000000000000000 R09: 0000000000000000
[   20.034570][  T266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   20.034800][  T266] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdaa625bc0
[   20.035033][  T266]  </TASK>
[   20.035266][  T266] irq event stamp: 23359
[   20.035401][  T266] hardirqs last  enabled at (23369): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.035651][  T266] hardirqs last disabled at (23378): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.035994][  T266] softirqs last  enabled at (22454): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   20.036272][  T266] softirqs last disabled at (22452): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   20.036522][  T266] ---[ end trace 0000000000000000 ]---
[   20.071898][  T267] vethA: entered promiscuous mode
[   20.072146][  T267] ------------[ cut here ]------------
[   20.072288][  T267] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/267
[   20.072534][  T267] CPU: 0 UID: 0 PID: 267 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.072828][  T267] Tainted: [W]=WARN
[   20.072935][  T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.073113][  T267] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.073297][  T267] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.073803][  T267] RSP: 0018:ffa0000000c16fb0 EFLAGS: 00010286
[   20.073979][  T267] RAX: 00000000ffffffa6 RBX: ff11000013e7f1c0 RCX: 1ff4000000182dbc
[   20.074188][  T267] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e7f278
[   20.074397][  T267] RBP: ff11000013dec000 R08: 1fe22000027cfe50 R09: ff110000107dae80
[   20.074603][  T267] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   20.074814][  T267] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013dec000
[   20.075024][  T267] FS:  00007f5e2bcc7840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   20.075276][  T267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.075451][  T267] CR2: 00000000078519e8 CR3: 0000000004dfa001 CR4: 0000000000771ef0
[   20.075658][  T267] PKRU: 55555554
[   20.075770][  T267] Call Trace:
[   20.075874][  T267]  <TASK>
[   20.075946][  T267]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.076085][  T267]  ? netlink_sendmsg+0x735/0xc60
[   20.076233][  T267]  rtmsg_ifinfo+0x5c/0xb0
[   20.076340][  T267]  __dev_notify_flags+0x1b8/0x280
[   20.076479][  T267]  ? netdev_info+0xe2/0x116
[   20.076622][  T267]  ? netdev_notice+0x120/0x120
[   20.076772][  T267]  ? netif_change_name+0x8c0/0x8c0
[   20.076913][  T267]  __dev_set_promiscuity+0x194/0x230
[   20.077051][  T267]  netif_set_promiscuity+0x4c/0xc0
[   20.077195][  T267]  dev_set_promiscuity+0x9d/0x150
[   20.077332][  T267]  hsr_add_port+0x48c/0xb60
[   20.077470][  T267]  ? hsr_port_exists+0x60/0x60
[   20.077609][  T267]  ? timer_init_key+0x10d/0x280
[   20.077761][  T267]  hsr_dev_finalize+0x6e8/0xc00
[   20.077901][  T267]  ? alloc_netdev_mqs+0xed0/0x1490
[   20.078038][  T267]  hsr_newlink+0x3b0/0x980
[   20.078179][  T267]  ? hsr_dellink+0x90/0x90
[   20.078317][  T267]  ? rtnl_create_link+0x169/0xf20
[   20.078455][  T267]  ? nla_strscpy+0xe3/0x180
[   20.078594][  T267]  rtnl_newlink_create+0x2da/0x780
[   20.078731][  T267]  ? rtnl_create_link+0xf20/0xf20
[   20.078875][  T267]  ? __dev_get_by_name+0x12/0x50
[   20.079009][  T267]  ? rtnl_dev_get+0xd7/0x170
[   20.079698][  T267]  __rtnl_newlink+0x22b/0xa50
[   20.079845][  T267]  rtnl_newlink+0x8d1/0xea0
[   20.079982][  T267]  ? lock_acquire.part.0+0xbc/0x260
[   20.080127][  T267]  ? __rtnl_newlink+0xa50/0xa50
[   20.080267][  T267]  ? mark_usage+0x61/0x170
[   20.080408][  T267]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.080549][  T267]  ? __rtnl_newlink+0xa50/0xa50
[   20.080685][  T267]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.080825][  T267]  ? validate_chain+0x38b/0xc20
[   20.080962][  T267]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.081103][  T267]  ? __lock_acquire+0x508/0xc10
[   20.081242][  T267]  ? lock_acquire.part.0+0xbc/0x260
[   20.081377][  T267]  ? find_held_lock+0x2b/0x80
[   20.081515][  T267]  netlink_rcv_skb+0x14e/0x3a0
[   20.081650][  T267]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.081792][  T267]  ? netlink_ack+0xcd0/0xcd0
[   20.081930][  T267]  ? netlink_deliver_tap+0xc5/0x330
[   20.082067][  T267]  ? netlink_deliver_tap+0x13c/0x330
[   20.082212][  T267]  netlink_unicast+0x486/0x750
[   20.082353][  T267]  ? netlink_attachskb+0x810/0x810
[   20.082491][  T267]  ? __lock_acquire+0x508/0xc10
[   20.082632][  T267]  netlink_sendmsg+0x735/0xc60
[   20.082775][  T267]  ? netlink_unicast+0x750/0x750
[   20.082915][  T267]  ? __might_fault+0x97/0x140
[   20.083056][  T267]  ____sys_sendmsg+0x419/0x850
[   20.083211][  T267]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.083350][  T267]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.083520][  T267]  ? move_addr_to_kernel+0x40/0x40
[   20.083660][  T267]  ? stack_depot_save_flags+0x367/0x770
[   20.083821][  T267]  ? validate_chain+0x38b/0xc20
[   20.083960][  T267]  ___sys_sendmsg+0x14e/0x1d0
[   20.084102][  T267]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.084275][  T267]  ? copy_msghdr_from_user+0x460/0x460
[   20.084421][  T267]  __sys_sendmsg+0x145/0x1f0
[   20.084560][  T267]  ? __sys_sendmsg_sock+0x20/0x20
[   20.084699][  T267]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.084877][  T267]  ? do_raw_spin_unlock+0x59/0x250
[   20.085016][  T267]  ? rcu_is_watching+0x15/0xd0
[   20.085162][  T267]  do_syscall_64+0x117/0xfc0
[   20.085304][  T267]  ? trace_hardirqs_off+0xd/0x30
[   20.085443][  T267]  ? exc_page_fault+0xee/0x100
[   20.085581][  T267]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.085757][  T267] RIP: 0033:0x7f5e2bf0108e
[   20.085903][  T267] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.086412][  T267] RSP: 002b:00007ffc355b7a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.086620][  T267] RAX: ffffffffffffffda RBX: 00007ffc355b81b0 RCX: 00007f5e2bf0108e
[   20.086832][  T267] RDX: 0000000000000000 RSI: 00007ffc355b7ab0 RDI: 0000000000000005
[   20.087038][  T267] RBP: 00007ffc355b7a10 R08: 0000000000000000 R09: 0000000000000000
[   20.087248][  T267] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   20.087455][  T267] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc355b8180
[   20.087668][  T267]  </TASK>
[   20.087777][  T267] irq event stamp: 22887
[   20.087881][  T267] hardirqs last  enabled at (22895): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.088125][  T267] hardirqs last disabled at (22904): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.088366][  T267] softirqs last  enabled at (22454): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   20.088608][  T267] softirqs last disabled at (21601): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   20.088847][  T267] ---[ end trace 0000000000000000 ]---
[   20.089236][  T267] ------------[ cut here ]------------
[   20.089368][  T267] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/267
[   20.089600][  T267] CPU: 0 UID: 0 PID: 267 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.089873][  T267] Tainted: [W]=WARN
[   20.089973][  T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.090143][  T267] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.090316][  T267] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.090794][  T267] RSP: 0018:ffa0000000c16f90 EFLAGS: 00010286
[   20.090965][  T267] RAX: 00000000ffffffa6 RBX: ff11000013e7f540 RCX: 1ff4000000182db8
[   20.091169][  T267] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e7f5f8
[   20.091370][  T267] RBP: ff11000013dec000 R08: 1fe22000027cfec0 R09: ff110000107dae80
[   20.091567][  T267] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   20.091772][  T267] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   20.091972][  T267] FS:  00007f5e2bcc7840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   20.092215][  T267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.092384][  T267] CR2: 00000000078519e8 CR3: 0000000004dfa001 CR4: 0000000000771ef0
[   20.092583][  T267] PKRU: 55555554
[   20.092684][  T267] Call Trace:
[   20.092790][  T267]  <TASK>
[   20.092859][  T267]  ? rcu_is_watching+0x15/0xd0
[   20.092995][  T267]  rtnetlink_event+0xe0/0x1f0
[   20.093135][  T267]  notifier_call_chain+0xb0/0x320
[   20.093274][  T267]  __netdev_upper_dev_link+0x3a5/0x590
[   20.093411][  T267]  ? netdev_wait_allrefs_any+0x570/0x570
[   20.093560][  T267]  ? do_raw_spin_lock+0x131/0x280
[   20.093695][  T267]  ? find_held_lock+0x2b/0x80
[   20.093836][  T267]  netdev_master_upper_dev_link+0x86/0xb0
[   20.093972][  T267]  ? netdev_upper_dev_link+0xb0/0xb0
[   20.094113][  T267]  ? lockdep_rtnl_is_held+0x1a/0x20
[   20.094251][  T267]  ? hsr_port_get_hsr+0x9c/0x150
[   20.094387][  T267]  hsr_add_port+0x4eb/0xb60
[   20.094521][  T267]  ? hsr_port_exists+0x60/0x60
[   20.094656][  T267]  ? timer_init_key+0x10d/0x280
[   20.094795][  T267]  hsr_dev_finalize+0x6e8/0xc00
[   20.094929][  T267]  ? alloc_netdev_mqs+0xed0/0x1490
[   20.095061][  T267]  hsr_newlink+0x3b0/0x980
[   20.095204][  T267]  ? hsr_dellink+0x90/0x90
[   20.095340][  T267]  ? rtnl_create_link+0x169/0xf20
[   20.095475][  T267]  ? nla_strscpy+0xe3/0x180
[   20.095610][  T267]  rtnl_newlink_create+0x2da/0x780
[   20.095750][  T267]  ? rtnl_create_link+0xf20/0xf20
[   20.095884][  T267]  ? __dev_get_by_name+0x12/0x50
[   20.096017][  T267]  ? rtnl_dev_get+0xd7/0x170
[   20.096160][  T267]  __rtnl_newlink+0x22b/0xa50
[   20.096301][  T267]  rtnl_newlink+0x8d1/0xea0
[   20.096444][  T267]  ? lock_acquire.part.0+0xbc/0x260
[   20.096578][  T267]  ? __rtnl_newlink+0xa50/0xa50
[   20.096711][  T267]  ? mark_usage+0x61/0x170
[   20.096854][  T267]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.096989][  T267]  ? __rtnl_newlink+0xa50/0xa50
[   20.097128][  T267]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.097264][  T267]  ? validate_chain+0x38b/0xc20
[   20.097399][  T267]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.097535][  T267]  ? __lock_acquire+0x508/0xc10
[   20.097670][  T267]  ? lock_acquire.part.0+0xbc/0x260
[   20.097808][  T267]  ? find_held_lock+0x2b/0x80
[   20.097943][  T267]  netlink_rcv_skb+0x14e/0x3a0
[   20.098075][  T267]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.098211][  T267]  ? netlink_ack+0xcd0/0xcd0
[   20.098346][  T267]  ? netlink_deliver_tap+0xc5/0x330
[   20.098481][  T267]  ? netlink_deliver_tap+0x13c/0x330
[   20.098616][  T267]  netlink_unicast+0x486/0x750
[   20.098757][  T267]  ? netlink_attachskb+0x810/0x810
[   20.098891][  T267]  ? __lock_acquire+0x508/0xc10
[   20.099025][  T267]  netlink_sendmsg+0x735/0xc60
[   20.099167][  T267]  ? netlink_unicast+0x750/0x750
[   20.099303][  T267]  ? __might_fault+0x97/0x140
[   20.099440][  T267]  ____sys_sendmsg+0x419/0x850
[   20.099575][  T267]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.099708][  T267]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.099879][  T267]  ? move_addr_to_kernel+0x40/0x40
[   20.100014][  T267]  ? stack_depot_save_flags+0x367/0x770
[   20.100154][  T267]  ? validate_chain+0x38b/0xc20
[   20.100290][  T267]  ___sys_sendmsg+0x14e/0x1d0
[   20.100427][  T267]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.100595][  T267]  ? copy_msghdr_from_user+0x460/0x460
[   20.100741][  T267]  __sys_sendmsg+0x145/0x1f0
[   20.100881][  T267]  ? __sys_sendmsg_sock+0x20/0x20
[   20.101017][  T267]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.101193][  T267]  ? do_raw_spin_unlock+0x59/0x250
[   20.101330][  T267]  ? rcu_is_watching+0x15/0xd0
[   20.101469][  T267]  do_syscall_64+0x117/0xfc0
[   20.101604][  T267]  ? trace_hardirqs_off+0xd/0x30
[   20.101738][  T267]  ? exc_page_fault+0xee/0x100
[   20.101878][  T267]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.102045][  T267] RIP: 0033:0x7f5e2bf0108e
[   20.102190][  T267] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.102689][  T267] RSP: 002b:00007ffc355b7a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.102906][  T267] RAX: ffffffffffffffda RBX: 00007ffc355b81b0 RCX: 00007f5e2bf0108e
[   20.103112][  T267] RDX: 0000000000000000 RSI: 00007ffc355b7ab0 RDI: 0000000000000005
[   20.103316][  T267] RBP: 00007ffc355b7a10 R08: 0000000000000000 R09: 0000000000000000
[   20.103518][  T267] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   20.103809][  T267] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc355b8180
[   20.104017][  T267]  </TASK>
[   20.104127][  T267] irq event stamp: 23847
[   20.104230][  T267] hardirqs last  enabled at (23855): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.104470][  T267] hardirqs last disabled at (23862): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.104704][  T267] softirqs last  enabled at (23038): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   20.104948][  T267] softirqs last disabled at (23036): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   20.105189][  T267] ---[ end trace 0000000000000000 ]---
[   20.105429][  T267] ------------[ cut here ]------------
[   20.105565][  T267] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/267
[   20.105807][  T267] CPU: 0 UID: 0 PID: 267 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.106087][  T267] Tainted: [W]=WARN
[   20.106196][  T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.106367][  T267] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.106607][  T267] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.107168][  T267] RSP: 0018:ffa0000000c16f10 EFLAGS: 00010286
[   20.107342][  T267] RAX: 00000000ffffffa6 RBX: ff11000013e7f700 RCX: 1ff4000000182da8
[   20.107542][  T267] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e7f7b8
[   20.107744][  T267] RBP: ff1100000f654000 R08: 1fe22000027cfef8 R09: ff110000107dae80
[   20.107953][  T267] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   20.108162][  T267] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   20.108369][  T267] FS:  00007f5e2bcc7840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   20.108603][  T267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.108777][  T267] CR2: 00000000078519e8 CR3: 0000000004dfa001 CR4: 0000000000771ef0
[   20.108981][  T267] PKRU: 55555554
[   20.109082][  T267] Call Trace:
[   20.109191][  T267]  <TASK>
[   20.109261][  T267]  ? rcu_is_watching+0x15/0xd0
[   20.109397][  T267]  rtnetlink_event+0xe0/0x1f0
[   20.109533][  T267]  notifier_call_chain+0xb0/0x320
[   20.109672][  T267]  netif_set_mtu_ext+0x354/0x5f0
[   20.109814][  T267]  ? dev_validate_mtu+0x180/0x180
[   20.109949][  T267]  ? __netdev_update_features+0x4b0/0xdf0
[   20.110086][  T267]  netif_set_mtu+0x85/0xe0
[   20.110229][  T267]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   20.110369][  T267]  dev_set_mtu+0x9d/0x150
[   20.110471][  T267]  ? dev_disable_lro+0x95/0x140
[   20.110605][  T267]  hsr_add_port+0x6e3/0xb60
[   20.110748][  T267]  ? hsr_port_exists+0x60/0x60
[   20.110886][  T267]  ? timer_init_key+0x10d/0x280
[   20.111023][  T267]  hsr_dev_finalize+0x6e8/0xc00
[   20.111167][  T267]  ? alloc_netdev_mqs+0xed0/0x1490
[   20.111304][  T267]  hsr_newlink+0x3b0/0x980
[   20.111439][  T267]  ? hsr_dellink+0x90/0x90
[   20.111576][  T267]  ? rtnl_create_link+0x169/0xf20
[   20.111711][  T267]  ? nla_strscpy+0xe3/0x180
[   20.111853][  T267]  rtnl_newlink_create+0x2da/0x780
[   20.111988][  T267]  ? rtnl_create_link+0xf20/0xf20
[   20.112127][  T267]  ? __dev_get_by_name+0x12/0x50
[   20.112264][  T267]  ? rtnl_dev_get+0xd7/0x170
[   20.112406][  T267]  __rtnl_newlink+0x22b/0xa50
[   20.112545][  T267]  rtnl_newlink+0x8d1/0xea0
[   20.112682][  T267]  ? lock_acquire.part.0+0xbc/0x260
[   20.112823][  T267]  ? __rtnl_newlink+0xa50/0xa50
[   20.112957][  T267]  ? mark_usage+0x61/0x170
[   20.113094][  T267]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.113237][  T267]  ? __rtnl_newlink+0xa50/0xa50
[   20.113373][  T267]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.113511][  T267]  ? validate_chain+0x38b/0xc20
[   20.113646][  T267]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.113791][  T267]  ? __lock_acquire+0x508/0xc10
[   20.113927][  T267]  ? lock_acquire.part.0+0xbc/0x260
[   20.114062][  T267]  ? find_held_lock+0x2b/0x80
[   20.114204][  T267]  netlink_rcv_skb+0x14e/0x3a0
[   20.114340][  T267]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.114474][  T267]  ? netlink_ack+0xcd0/0xcd0
[   20.114612][  T267]  ? netlink_deliver_tap+0xc5/0x330
[   20.114750][  T267]  ? netlink_deliver_tap+0x13c/0x330
[   20.114903][  T267]  netlink_unicast+0x486/0x750
[   20.115039][  T267]  ? netlink_attachskb+0x810/0x810
[   20.115182][  T267]  ? __lock_acquire+0x508/0xc10
[   20.115318][  T267]  netlink_sendmsg+0x735/0xc60
[   20.115454][  T267]  ? netlink_unicast+0x750/0x750
[   20.115594][  T267]  ? __might_fault+0x97/0x140
[   20.115730][  T267]  ____sys_sendmsg+0x419/0x850
[   20.115870][  T267]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.116004][  T267]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.116177][  T267]  ? move_addr_to_kernel+0x40/0x40
[   20.116313][  T267]  ? stack_depot_save_flags+0x367/0x770
[   20.116449][  T267]  ? validate_chain+0x38b/0xc20
[   20.116585][  T267]  ___sys_sendmsg+0x14e/0x1d0
[   20.116719][  T267]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.116891][  T267]  ? copy_msghdr_from_user+0x460/0x460
[   20.117036][  T267]  __sys_sendmsg+0x145/0x1f0
[   20.117177][  T267]  ? __sys_sendmsg_sock+0x20/0x20
[   20.117311][  T267]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.117480][  T267]  ? do_raw_spin_unlock+0x59/0x250
[   20.117621][  T267]  ? rcu_is_watching+0x15/0xd0
[   20.117760][  T267]  do_syscall_64+0x117/0xfc0
[   20.117899][  T267]  ? trace_hardirqs_off+0xd/0x30
[   20.118035][  T267]  ? exc_page_fault+0xee/0x100
[   20.118176][  T267]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.118345][  T267] RIP: 0033:0x7f5e2bf0108e
[   20.118488][  T267] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.118974][  T267] RSP: 002b:00007ffc355b7a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.119182][  T267] RAX: ffffffffffffffda RBX: 00007ffc355b81b0 RCX: 00007f5e2bf0108e
[   20.119386][  T267] RDX: 0000000000000000 RSI: 00007ffc355b7ab0 RDI: 0000000000000005
[   20.119591][  T267] RBP: 00007ffc355b7a10 R08: 0000000000000000 R09: 0000000000000000
[   20.119800][  T267] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   20.120001][  T267] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc355b8180
[   20.120212][  T267]  </TASK>
[   20.120313][  T267] irq event stamp: 24733
[   20.120416][  T267] hardirqs last  enabled at (24741): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.120651][  T267] hardirqs last disabled at (24748): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.120889][  T267] softirqs last  enabled at (23930): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   20.121152][  T267] softirqs last disabled at (23928): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   20.121389][  T267] ---[ end trace 0000000000000000 ]---
[   20.121599][  T267] vethB: entered promiscuous mode
[   20.121808][  T267] ------------[ cut here ]------------
[   20.121944][  T267] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/267
[   20.122188][  T267] CPU: 0 UID: 0 PID: 267 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.122469][  T267] Tainted: [W]=WARN
[   20.122573][  T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.122749][  T267] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.122939][  T267] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.123436][  T267] RSP: 0018:ffa0000000c16fb0 EFLAGS: 00010286
[   20.123608][  T267] RAX: 00000000ffffffa6 RBX: ff11000013e7f8c0 RCX: 1ff4000000182dbc
[   20.123819][  T267] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e7f978
[   20.124033][  T267] RBP: ff11000015894000 R08: 1fe22000027cff30 R09: ff110000107dae80
[   20.124250][  T267] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   20.124458][  T267] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015894000
[   20.124665][  T267] FS:  00007f5e2bcc7840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   20.124911][  T267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.125085][  T267] CR2: 00000000078519e8 CR3: 0000000004dfa001 CR4: 0000000000771ef0
[   20.125303][  T267] PKRU: 55555554
[   20.125406][  T267] Call Trace:
[   20.125509][  T267]  <TASK>
[   20.125580][  T267]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.125719][  T267]  ? netlink_sendmsg+0x735/0xc60
[   20.125862][  T267]  rtmsg_ifinfo+0x5c/0xb0
[   20.125966][  T267]  __dev_notify_flags+0x1b8/0x280
[   20.126112][  T267]  ? netdev_info+0xe2/0x116
[   20.126257][  T267]  ? netdev_notice+0x120/0x120
[   20.126395][  T267]  ? netif_change_name+0x8c0/0x8c0
[   20.126537][  T267]  __dev_set_promiscuity+0x194/0x230
[   20.126675][  T267]  netif_set_promiscuity+0x4c/0xc0
[   20.126821][  T267]  dev_set_promiscuity+0x9d/0x150
[   20.126962][  T267]  hsr_add_port+0x48c/0xb60
[   20.127107][  T267]  ? hsr_port_exists+0x60/0x60
[   20.127248][  T267]  ? timer_init_key+0x10d/0x280
[   20.127389][  T267]  hsr_dev_finalize+0x727/0xc00
[   20.127529][  T267]  ? alloc_netdev_mqs+0xed0/0x1490
[   20.127666][  T267]  hsr_newlink+0x3b0/0x980
[   20.127810][  T267]  ? hsr_dellink+0x90/0x90
[   20.127951][  T267]  ? rtnl_create_link+0x169/0xf20
[   20.128089][  T267]  ? nla_strscpy+0xe3/0x180
[   20.128237][  T267]  rtnl_newlink_create+0x2da/0x780
[   20.128381][  T267]  ? rtnl_create_link+0xf20/0xf20
[   20.128519][  T267]  ? __dev_get_by_name+0x12/0x50
[   20.128658][  T267]  ? rtnl_dev_get+0xd7/0x170
[   20.128807][  T267]  __rtnl_newlink+0x22b/0xa50
[   20.128947][  T267]  rtnl_newlink+0x8d1/0xea0
[   20.129086][  T267]  ? lock_acquire.part.0+0xbc/0x260
[   20.129233][  T267]  ? __rtnl_newlink+0xa50/0xa50
[   20.129370][  T267]  ? mark_usage+0x61/0x170
[   20.129511][  T267]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.129650][  T267]  ? __rtnl_newlink+0xa50/0xa50
[   20.129800][  T267]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.129937][  T267]  ? validate_chain+0x38b/0xc20
[   20.130074][  T267]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.130215][  T267]  ? __lock_acquire+0x508/0xc10
[   20.130354][  T267]  ? lock_acquire.part.0+0xbc/0x260
[   20.130492][  T267]  ? find_held_lock+0x2b/0x80
[   20.130634][  T267]  netlink_rcv_skb+0x14e/0x3a0
[   20.130777][  T267]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.130916][  T267]  ? netlink_ack+0xcd0/0xcd0
[   20.131057][  T267]  ? netlink_deliver_tap+0xc5/0x330
[   20.131203][  T267]  ? netlink_deliver_tap+0x13c/0x330
[   20.131344][  T267]  netlink_unicast+0x486/0x750
[   20.131483][  T267]  ? netlink_attachskb+0x810/0x810
[   20.131629][  T267]  ? __lock_acquire+0x508/0xc10
[   20.131775][  T267]  netlink_sendmsg+0x735/0xc60
[   20.131915][  T267]  ? netlink_unicast+0x750/0x750
[   20.132054][  T267]  ? __might_fault+0x97/0x140
[   20.132203][  T267]  ____sys_sendmsg+0x419/0x850
[   20.132344][  T267]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.132484][  T267]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.132657][  T267]  ? move_addr_to_kernel+0x40/0x40
[   20.132802][  T267]  ? stack_depot_save_flags+0x367/0x770
[   20.132941][  T267]  ? validate_chain+0x38b/0xc20
[   20.133080][  T267]  ___sys_sendmsg+0x14e/0x1d0
[   20.133222][  T267]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.133397][  T267]  ? copy_msghdr_from_user+0x460/0x460
[   20.133546][  T267]  __sys_sendmsg+0x145/0x1f0
[   20.133714][  T267]  ? __sys_sendmsg_sock+0x20/0x20
[   20.133861][  T267]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.134035][  T267]  ? do_raw_spin_unlock+0x59/0x250
[   20.134181][  T267]  ? rcu_is_watching+0x15/0xd0
[   20.134323][  T267]  do_syscall_64+0x117/0xfc0
[   20.134465][  T267]  ? trace_hardirqs_off+0xd/0x30
[   20.134605][  T267]  ? exc_page_fault+0xee/0x100
[   20.134750][  T267]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.134925][  T267] RIP: 0033:0x7f5e2bf0108e
[   20.135070][  T267] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.135568][  T267] RSP: 002b:00007ffc355b7a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.135791][  T267] RAX: ffffffffffffffda RBX: 00007ffc355b81b0 RCX: 00007f5e2bf0108e
[   20.136002][  T267] RDX: 0000000000000000 RSI: 00007ffc355b7ab0 RDI: 0000000000000005
[   20.136225][  T267] RBP: 00007ffc355b7a10 R08: 0000000000000000 R09: 0000000000000000
[   20.136434][  T267] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   20.136643][  T267] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc355b8180
[   20.136907][  T267]  </TASK>
[   20.137016][  T267] irq event stamp: 25647
[   20.137128][  T267] hardirqs last  enabled at (25657): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.137374][  T267] hardirqs last disabled at (25664): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.137615][  T267] softirqs last  enabled at (24846): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   20.137863][  T267] softirqs last disabled at (24844): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   20.138140][  T267] ---[ end trace 0000000000000000 ]---
[   20.138606][  T267] ------------[ cut here ]------------
[   20.138742][  T267] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/267
[   20.138992][  T267] CPU: 0 UID: 0 PID: 267 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.139282][  T267] Tainted: [W]=WARN
[   20.139385][  T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.139560][  T267] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.139735][  T267] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.140324][  T267] RSP: 0018:ffa0000000c16f90 EFLAGS: 00010286
[   20.140496][  T267] RAX: 00000000ffffffa6 RBX: ff11000013e7fa80 RCX: 1ff4000000182db8
[   20.140696][  T267] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e7fb38
[   20.140908][  T267] RBP: ff11000015894000 R08: 1fe22000027cff68 R09: ff110000107dae80
[   20.141215][  T267] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   20.141433][  T267] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   20.141635][  T267] FS:  00007f5e2bcc7840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   20.141968][  T267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.142230][  T267] CR2: 00000000078519e8 CR3: 0000000004dfa001 CR4: 0000000000771ef0
[   20.142432][  T267] PKRU: 55555554
[   20.142534][  T267] Call Trace:
[   20.142636][  T267]  <TASK>
[   20.142707][  T267]  ? rcu_is_watching+0x15/0xd0
[   20.142855][  T267]  rtnetlink_event+0xe0/0x1f0
[   20.142992][  T267]  notifier_call_chain+0xb0/0x320
[   20.143213][  T267]  __netdev_upper_dev_link+0x3a5/0x590
[   20.143350][  T267]  ? netdev_wait_allrefs_any+0x570/0x570
[   20.143487][  T267]  ? do_raw_spin_lock+0x131/0x280
[   20.143622][  T267]  ? find_held_lock+0x2b/0x80
[   20.143762][  T267]  netdev_master_upper_dev_link+0x86/0xb0
[   20.143897][  T267]  ? netdev_upper_dev_link+0xb0/0xb0
[   20.144033][  T267]  ? lockdep_rtnl_is_held+0x1a/0x20
[   20.144231][  T267]  ? hsr_port_get_hsr+0x9c/0x150
[   20.144368][  T267]  hsr_add_port+0x4eb/0xb60
[   20.144504][  T267]  ? hsr_port_exists+0x60/0x60
[   20.144639][  T267]  ? timer_init_key+0x10d/0x280
[   20.144782][  T267]  hsr_dev_finalize+0x727/0xc00
[   20.144922][  T267]  ? alloc_netdev_mqs+0xed0/0x1490
[   20.145057][  T267]  hsr_newlink+0x3b0/0x980
[   20.145259][  T267]  ? hsr_dellink+0x90/0x90
[   20.145396][  T267]  ? rtnl_create_link+0x169/0xf20
[   20.145531][  T267]  ? nla_strscpy+0xe3/0x180
[   20.145668][  T267]  rtnl_newlink_create+0x2da/0x780
[   20.145810][  T267]  ? rtnl_create_link+0xf20/0xf20
[   20.145949][  T267]  ? __dev_get_by_name+0x12/0x50
[   20.146085][  T267]  ? rtnl_dev_get+0xd7/0x170
[   20.146291][  T267]  __rtnl_newlink+0x22b/0xa50
[   20.146431][  T267]  rtnl_newlink+0x8d1/0xea0
[   20.146568][  T267]  ? lock_acquire.part.0+0xbc/0x260
[   20.146703][  T267]  ? __rtnl_newlink+0xa50/0xa50
[   20.146848][  T267]  ? mark_usage+0x61/0x170
[   20.146991][  T267]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.147163][  T267]  ? __rtnl_newlink+0xa50/0xa50
[   20.147298][  T267]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.147433][  T267]  ? validate_chain+0x38b/0xc20
[   20.147571][  T267]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.147706][  T267]  ? __lock_acquire+0x508/0xc10
[   20.147850][  T267]  ? lock_acquire.part.0+0xbc/0x260
[   20.147986][  T267]  ? find_held_lock+0x2b/0x80
[   20.148129][  T267]  netlink_rcv_skb+0x14e/0x3a0
[   20.148267][  T267]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.148416][  T267]  ? netlink_ack+0xcd0/0xcd0
[   20.148556][  T267]  ? netlink_deliver_tap+0xc5/0x330
[   20.148696][  T267]  ? netlink_deliver_tap+0x13c/0x330
[   20.148838][  T267]  netlink_unicast+0x486/0x750
[   20.148976][  T267]  ? netlink_attachskb+0x810/0x810
[   20.149116][  T267]  ? __lock_acquire+0x508/0xc10
[   20.149252][  T267]  netlink_sendmsg+0x735/0xc60
[   20.149390][  T267]  ? netlink_unicast+0x750/0x750
[   20.149527][  T267]  ? __might_fault+0x97/0x140
[   20.149667][  T267]  ____sys_sendmsg+0x419/0x850
[   20.149809][  T267]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.149947][  T267]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.150121][  T267]  ? move_addr_to_kernel+0x40/0x40
[   20.150259][  T267]  ? stack_depot_save_flags+0x367/0x770
[   20.150396][  T267]  ? validate_chain+0x38b/0xc20
[   20.150534][  T267]  ___sys_sendmsg+0x14e/0x1d0
[   20.150674][  T267]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.150848][  T267]  ? copy_msghdr_from_user+0x460/0x460
[   20.150995][  T267]  __sys_sendmsg+0x145/0x1f0
[   20.151136][  T267]  ? __sys_sendmsg_sock+0x20/0x20
[   20.151270][  T267]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.151453][  T267]  ? do_raw_spin_unlock+0x59/0x250
[   20.151588][  T267]  ? rcu_is_watching+0x15/0xd0
[   20.151727][  T267]  do_syscall_64+0x117/0xfc0
[   20.151872][  T267]  ? trace_hardirqs_off+0xd/0x30
[   20.152008][  T267]  ? exc_page_fault+0xee/0x100
[   20.152148][  T267]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.152319][  T267] RIP: 0033:0x7f5e2bf0108e
[   20.152466][  T267] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.152953][  T267] RSP: 002b:00007ffc355b7a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.153164][  T267] RAX: ffffffffffffffda RBX: 00007ffc355b81b0 RCX: 00007f5e2bf0108e
[   20.153370][  T267] RDX: 0000000000000000 RSI: 00007ffc355b7ab0 RDI: 0000000000000005
[   20.153572][  T267] RBP: 00007ffc355b7a10 R08: 0000000000000000 R09: 0000000000000000
[   20.153785][  T267] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   20.153988][  T267] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc355b8180
[   20.154203][  T267]  </TASK>
[   20.154305][  T267] irq event stamp: 27591
[   20.154407][  T267] hardirqs last  enabled at (27599): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.154649][  T267] hardirqs last disabled at (27606): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.154961][  T267] softirqs last  enabled at (27208): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   20.155209][  T267] softirqs last disabled at (27159): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   20.155445][  T267] ---[ end trace 0000000000000000 ]---
[   20.161433][  T267] ------------[ cut here ]------------
[   20.161635][  T267] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/267
[   20.161927][  T267] CPU: 2 UID: 0 PID: 267 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.162260][  T267] Tainted: [W]=WARN
[   20.162413][  T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.162631][  T267] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.162865][  T267] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.163402][  T267] RSP: 0018:ffa0000000c171a0 EFLAGS: 00010286
[   20.163618][  T267] RAX: 00000000ffffffa6 RBX: ff11000013e7f380 RCX: 1ff4000000182dfa
[   20.163870][  T267] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e7f438
[   20.164127][  T267] RBP: ff1100000f654000 R08: 1fe22000027cfe88 R09: ff110000107dae80
[   20.164371][  T267] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   20.164621][  T267] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   20.164877][  T267] FS:  00007f5e2bcc7840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   20.165171][  T267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.165386][  T267] CR2: 0000555fbff8f378 CR3: 0000000004dfa004 CR4: 0000000000771ef0
[   20.165636][  T267] PKRU: 55555554
[   20.165792][  T267] Call Trace:
[   20.165941][  T267]  <TASK>
[   20.166058][  T267]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.166253][  T267]  rtmsg_ifinfo+0x5c/0xb0
[   20.166401][  T267]  __dev_notify_flags+0x1b8/0x280
[   20.166582][  T267]  ? netif_change_name+0x8c0/0x8c0
[   20.166768][  T267]  ? hsr_dev_finalize+0x925/0xc00
[   20.166954][  T267]  ? alloc_netdev_mqs+0xed0/0x1490
[   20.167148][  T267]  ? hsr_newlink+0x3b0/0x980
[   20.167332][  T267]  ? hsr_dellink+0x90/0x90
[   20.167538][  T267]  rtnl_configure_link+0x1ac/0x390
[   20.167720][  T267]  ? nla_strscpy+0xe3/0x180
[   20.167958][  T267]  rtnl_newlink_create+0x353/0x780
[   20.168208][  T267]  ? rtnl_create_link+0xf20/0xf20
[   20.168389][  T267]  ? __dev_get_by_name+0x12/0x50
[   20.168571][  T267]  ? rtnl_dev_get+0xd7/0x170
[   20.168761][  T267]  __rtnl_newlink+0x22b/0xa50
[   20.168947][  T267]  rtnl_newlink+0x8d1/0xea0
[   20.169142][  T267]  ? lock_acquire.part.0+0xbc/0x260
[   20.169322][  T267]  ? __rtnl_newlink+0xa50/0xa50
[   20.169502][  T267]  ? mark_usage+0x61/0x170
[   20.169761][  T267]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.169952][  T267]  ? __rtnl_newlink+0xa50/0xa50
[   20.170146][  T267]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.170325][  T267]  ? validate_chain+0x38b/0xc20
[   20.170509][  T267]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.170757][  T267]  ? __lock_acquire+0x508/0xc10
[   20.170963][  T267]  ? lock_acquire.part.0+0xbc/0x260
[   20.171154][  T267]  ? find_held_lock+0x2b/0x80
[   20.171335][  T267]  netlink_rcv_skb+0x14e/0x3a0
[   20.171518][  T267]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.171698][  T267]  ? netlink_ack+0xcd0/0xcd0
[   20.171890][  T267]  ? netlink_deliver_tap+0xc5/0x330
[   20.172069][  T267]  ? netlink_deliver_tap+0x13c/0x330
[   20.172263][  T267]  netlink_unicast+0x486/0x750
[   20.172449][  T267]  ? netlink_attachskb+0x810/0x810
[   20.172629][  T267]  ? __lock_acquire+0x508/0xc10
[   20.172819][  T267]  netlink_sendmsg+0x735/0xc60
[   20.173007][  T267]  ? netlink_unicast+0x750/0x750
[   20.173202][  T267]  ? __might_fault+0x97/0x140
[   20.173383][  T267]  ____sys_sendmsg+0x419/0x850
[   20.173562][  T267]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.173741][  T267]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.173958][  T267]  ? move_addr_to_kernel+0x40/0x40
[   20.174150][  T267]  ? stack_depot_save_flags+0x367/0x770
[   20.174337][  T267]  ? validate_chain+0x38b/0xc20
[   20.174520][  T267]  ___sys_sendmsg+0x14e/0x1d0
[   20.174698][  T267]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.174919][  T267]  ? copy_msghdr_from_user+0x460/0x460
[   20.175120][  T267]  __sys_sendmsg+0x145/0x1f0
[   20.175302][  T267]  ? __sys_sendmsg_sock+0x20/0x20
[   20.175481][  T267]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.175699][  T267]  ? do_raw_spin_unlock+0x59/0x250
[   20.175888][  T267]  ? rcu_is_watching+0x15/0xd0
[   20.176070][  T267]  do_syscall_64+0x117/0xfc0
[   20.176263][  T267]  ? trace_hardirqs_off+0xd/0x30
[   20.176443][  T267]  ? exc_page_fault+0xee/0x100
[   20.176624][  T267]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.176843][  T267] RIP: 0033:0x7f5e2bf0108e
[   20.177030][  T267] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.177558][  T267] RSP: 002b:00007ffc355b7a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.177817][  T267] RAX: ffffffffffffffda RBX: 00007ffc355b81b0 RCX: 00007f5e2bf0108e
[   20.178067][  T267] RDX: 0000000000000000 RSI: 00007ffc355b7ab0 RDI: 0000000000000005
[   20.178323][  T267] RBP: 00007ffc355b7a10 R08: 0000000000000000 R09: 0000000000000000
[   20.178565][  T267] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   20.178816][  T267] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc355b8180
[   20.179064][  T267]  </TASK>
[   20.179229][  T267] irq event stamp: 34065
[   20.179375][  T267] hardirqs last  enabled at (34075): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.179649][  T267] hardirqs last disabled at (34084): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.179934][  T267] softirqs last  enabled at (33206): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   20.180231][  T267] softirqs last disabled at (33199): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   20.180507][  T267] ---[ end trace 0000000000000000 ]---
[   20.293107][  T271] ------------[ cut here ]------------
[   20.293279][  T271] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/271
[   20.293508][  T271] CPU: 0 UID: 0 PID: 271 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.293772][  T271] Tainted: [W]=WARN
[   20.293867][  T271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.294026][  T271] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.294521][  T271] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.294980][  T271] RSP: 0018:ffa0000000c57020 EFLAGS: 00010286
[   20.295153][  T271] RAX: 00000000ffffffa6 RBX: ff11000005750740 RCX: 1ff400000018adca
[   20.295354][  T271] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000057507f8
[   20.295552][  T271] RBP: ff110000075b1000 R08: 1fe2200000aea100 R09: ff11000013b6d158
[   20.295744][  T271] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   20.295942][  T271] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075b1ce1
[   20.296139][  T271] FS:  00007f1bd8092840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   20.296363][  T271] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.296525][  T271] CR2: 00007f1bd83621a0 CR3: 0000000015d96002 CR4: 0000000000771ef0
[   20.296720][  T271] PKRU: 55555554
[   20.296820][  T271] Call Trace:
[   20.296919][  T271]  <TASK>
[   20.296985][  T271]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.297127][  T271]  rtmsg_ifinfo+0x5c/0xb0
[   20.297265][  T271]  ? mark_held_locks+0x40/0x70
[   20.297418][  T271]  __dev_notify_flags+0x1b8/0x280
[   20.297547][  T271]  ? netif_change_name+0x8c0/0x8c0
[   20.297674][  T271]  ? __dev_change_flags+0x4a4/0x660
[   20.297809][  T271]  ? netif_set_allmulti+0x250/0x250
[   20.297939][  T271]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.298070][  T271]  ? is_bpf_text_address+0x68/0x110
[   20.298207][  T271]  netif_change_flags+0xfe/0x190
[   20.298337][  T271]  do_setlink.isra.0+0x1cc3/0x2750
[   20.298468][  T271]  ? rtnl_link_get_size+0x350/0x350
[   20.298597][  T271]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   20.298762][  T271]  ? rcu_read_lock_any_held+0x3c/0x90
[   20.298889][  T271]  ? validate_chain+0x38b/0xc20
[   20.299044][  T271]  ? rcu_read_lock_any_held+0x66/0x90
[   20.299177][  T271]  ? stack_depot_save_flags+0x367/0x770
[   20.299308][  T271]  ? __lock_acquire+0x508/0xc10
[   20.299449][  T271]  ? lock_acquire.part.0+0xbc/0x260
[   20.299576][  T271]  ? rtnl_newlink+0x883/0xea0
[   20.299707][  T271]  ? rcu_is_watching+0x15/0xd0
[   20.299839][  T271]  ? lock_acquire+0x134/0x160
[   20.299969][  T271]  ? rcu_is_watching+0x15/0xd0
[   20.300102][  T271]  ? rcu_is_watching+0x15/0xd0
[   20.300229][  T271]  ? trace_contention_end+0xb3/0x1a0
[   20.300360][  T271]  ? __mutex_lock+0x1db/0x2010
[   20.300490][  T271]  ? __mutex_lock+0x9b2/0x2010
[   20.300618][  T271]  ? rtnl_newlink+0x883/0xea0
[   20.300753][  T271]  ? ww_mutex_lock+0x160/0x160
[   20.300884][  T271]  ? __rtnl_newlink+0x3fa/0xa50
[   20.301016][  T271]  rtnl_newlink+0x8d1/0xea0
[   20.301153][  T271]  ? lock_acquire.part.0+0xbc/0x260
[   20.301282][  T271]  ? __rtnl_newlink+0xa50/0xa50
[   20.301409][  T271]  ? mark_usage+0x61/0x170
[   20.301540][  T271]  ? lock_acquire.part.0+0xbc/0x260
[   20.301669][  T271]  ? find_held_lock+0x2b/0x80
[   20.301803][  T271]  ? __rtnl_newlink+0xa50/0xa50
[   20.301931][  T271]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.302059][  T271]  ? __rtnl_newlink+0xa50/0xa50
[   20.302195][  T271]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.302325][  T271]  ? validate_chain+0x38b/0xc20
[   20.302454][  T271]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.302583][  T271]  ? __lock_acquire+0x508/0xc10
[   20.302716][  T271]  ? lock_acquire.part.0+0xbc/0x260
[   20.302850][  T271]  ? find_held_lock+0x2b/0x80
[   20.302981][  T271]  netlink_rcv_skb+0x14e/0x3a0
[   20.303139][  T271]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.303322][  T271]  ? netlink_ack+0xcd0/0xcd0
[   20.303509][  T271]  ? netlink_deliver_tap+0xc5/0x330
[   20.303702][  T271]  ? netlink_deliver_tap+0x13c/0x330
[   20.303899][  T271]  netlink_unicast+0x486/0x750
[   20.304082][  T271]  ? netlink_attachskb+0x810/0x810
[   20.304288][  T271]  ? __lock_acquire+0x508/0xc10
[   20.304452][  T271]  netlink_sendmsg+0x735/0xc60
[   20.304583][  T271]  ? netlink_unicast+0x750/0x750
[   20.304712][  T271]  ? __might_fault+0x97/0x140
[   20.304850][  T271]  ____sys_sendmsg+0x419/0x850
[   20.304979][  T271]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.305113][  T271]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.305271][  T271]  ? move_addr_to_kernel+0x40/0x40
[   20.305402][  T271]  ? stack_depot_save_flags+0x367/0x770
[   20.305531][  T271]  ? validate_chain+0x38b/0xc20
[   20.305661][  T271]  ___sys_sendmsg+0x14e/0x1d0
[   20.305793][  T271]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.305951][  T271]  ? copy_msghdr_from_user+0x460/0x460
[   20.306088][  T271]  __sys_sendmsg+0x145/0x1f0
[   20.306225][  T271]  ? __sys_sendmsg_sock+0x20/0x20
[   20.306353][  T271]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.306512][  T271]  ? do_raw_spin_unlock+0x59/0x250
[   20.306640][  T271]  ? rcu_is_watching+0x15/0xd0
[   20.306776][  T271]  do_syscall_64+0x117/0xfc0
[   20.306907][  T271]  ? trace_hardirqs_off+0xd/0x30
[   20.307038][  T271]  ? exc_page_fault+0xee/0x100
[   20.307172][  T271]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.307336][  T271] RIP: 0033:0x7f1bd82cc08e
[   20.307470][  T271] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.307950][  T271] RSP: 002b:00007ffe71eab910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.308152][  T271] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1bd82cc08e
[   20.308346][  T271] RDX: 0000000000000000 RSI: 00007ffe71eab9c0 RDI: 0000000000000005
[   20.308540][  T271] RBP: 00007ffe71eab920 R08: 0000000000000000 R09: 0000000000000000
[   20.308741][  T271] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   20.308992][  T271] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe71eac090
[   20.309267][  T271]  </TASK>
[   20.309364][  T271] irq event stamp: 16073
[   20.309462][  T271] hardirqs last  enabled at (16081): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.309690][  T271] hardirqs last disabled at (16088): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.309921][  T271] softirqs last  enabled at (15284): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   20.310152][  T271] softirqs last disabled at (15279): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   20.310379][  T271] ---[ end trace 0000000000000000 ]---
[   20.348643][  T272] ------------[ cut here ]------------
[   20.348827][  T272] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/272
[   20.349067][  T272] CPU: 3 UID: 0 PID: 272 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.349343][  T272] Tainted: [W]=WARN
[   20.349445][  T272] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.349608][  T272] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.349788][  T272] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.350257][  T272] RSP: 0018:ffa0000000c57020 EFLAGS: 00010286
[   20.350427][  T272] RAX: 00000000ffffffa6 RBX: ff11000004d0d700 RCX: 1ff400000018adca
[   20.350625][  T272] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d0d7b8
[   20.350823][  T272] RBP: ff11000013851000 R08: 1fe22000009a1af8 R09: ff11000011ec0b58
[   20.351017][  T272] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   20.351218][  T272] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013851ce1
[   20.351418][  T272] FS:  00007fb76bae2840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   20.351648][  T272] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.351816][  T272] CR2: 00007fb76bdb21a0 CR3: 0000000004b3b006 CR4: 0000000000771ef0
[   20.352011][  T272] PKRU: 55555554
[   20.352116][  T272] Call Trace:
[   20.352213][  T272]  <TASK>
[   20.352282][  T272]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.352415][  T272]  rtmsg_ifinfo+0x5c/0xb0
[   20.352515][  T272]  ? mark_held_locks+0x40/0x70
[   20.352648][  T272]  __dev_notify_flags+0x1b8/0x280
[   20.352797][  T272]  ? netif_change_name+0x8c0/0x8c0
[   20.352928][  T272]  ? __dev_change_flags+0x4a4/0x660
[   20.353058][  T272]  ? netif_set_allmulti+0x250/0x250
[   20.353196][  T272]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.353327][  T272]  ? is_bpf_text_address+0x68/0x110
[   20.353457][  T272]  netif_change_flags+0xfe/0x190
[   20.353586][  T272]  do_setlink.isra.0+0x1cc3/0x2750
[   20.353718][  T272]  ? rtnl_link_get_size+0x350/0x350
[   20.353856][  T272]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   20.354018][  T272]  ? rcu_read_lock_any_held+0x3c/0x90
[   20.354156][  T272]  ? validate_chain+0x38b/0xc20
[   20.354291][  T272]  ? rcu_read_lock_any_held+0x66/0x90
[   20.354427][  T272]  ? stack_depot_save_flags+0x367/0x770
[   20.354560][  T272]  ? __lock_acquire+0x508/0xc10
[   20.354693][  T272]  ? lock_acquire.part.0+0xbc/0x260
[   20.354830][  T272]  ? rtnl_newlink+0x883/0xea0
[   20.354961][  T272]  ? rcu_is_watching+0x15/0xd0
[   20.355090][  T272]  ? lock_acquire+0x134/0x160
[   20.355226][  T272]  ? rcu_is_watching+0x15/0xd0
[   20.355357][  T272]  ? rcu_is_watching+0x15/0xd0
[   20.355487][  T272]  ? trace_contention_end+0xb3/0x1a0
[   20.355621][  T272]  ? __mutex_lock+0x1db/0x2010
[   20.355757][  T272]  ? __mutex_lock+0x9b2/0x2010
[   20.355888][  T272]  ? rtnl_newlink+0x883/0xea0
[   20.356018][  T272]  ? ww_mutex_lock+0x160/0x160
[   20.356154][  T272]  ? __rtnl_newlink+0x3fa/0xa50
[   20.356285][  T272]  rtnl_newlink+0x8d1/0xea0
[   20.356419][  T272]  ? lock_acquire.part.0+0xbc/0x260
[   20.356549][  T272]  ? __rtnl_newlink+0xa50/0xa50
[   20.356680][  T272]  ? mark_usage+0x61/0x170
[   20.356817][  T272]  ? lock_acquire.part.0+0xbc/0x260
[   20.356946][  T272]  ? find_held_lock+0x2b/0x80
[   20.357076][  T272]  ? __rtnl_newlink+0xa50/0xa50
[   20.357212][  T272]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.357346][  T272]  ? __rtnl_newlink+0xa50/0xa50
[   20.357477][  T272]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.357610][  T272]  ? validate_chain+0x38b/0xc20
[   20.357741][  T272]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.357877][  T272]  ? __lock_acquire+0x508/0xc10
[   20.358012][  T272]  ? lock_acquire.part.0+0xbc/0x260
[   20.358146][  T272]  ? find_held_lock+0x2b/0x80
[   20.358276][  T272]  netlink_rcv_skb+0x14e/0x3a0
[   20.358406][  T272]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.358536][  T272]  ? netlink_ack+0xcd0/0xcd0
[   20.358669][  T272]  ? netlink_deliver_tap+0xc5/0x330
[   20.358805][  T272]  ? netlink_deliver_tap+0x13c/0x330
[   20.358937][  T272]  netlink_unicast+0x486/0x750
[   20.359068][  T272]  ? netlink_attachskb+0x810/0x810
[   20.359204][  T272]  ? __lock_acquire+0x508/0xc10
[   20.359334][  T272]  netlink_sendmsg+0x735/0xc60
[   20.359464][  T272]  ? netlink_unicast+0x750/0x750
[   20.359595][  T272]  ? __might_fault+0x97/0x140
[   20.359729][  T272]  ____sys_sendmsg+0x419/0x850
[   20.359867][  T272]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.359997][  T272]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.360166][  T272]  ? move_addr_to_kernel+0x40/0x40
[   20.360299][  T272]  ? stack_depot_save_flags+0x367/0x770
[   20.360430][  T272]  ? validate_chain+0x38b/0xc20
[   20.360562][  T272]  ___sys_sendmsg+0x14e/0x1d0
[   20.360693][  T272]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.360860][  T272]  ? copy_msghdr_from_user+0x460/0x460
[   20.360999][  T272]  __sys_sendmsg+0x145/0x1f0
[   20.361137][  T272]  ? __sys_sendmsg_sock+0x20/0x20
[   20.361265][  T272]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.361425][  T272]  ? do_raw_spin_unlock+0x59/0x250
[   20.361555][  T272]  ? rcu_is_watching+0x15/0xd0
[   20.361684][  T272]  do_syscall_64+0x117/0xfc0
[   20.361821][  T272]  ? trace_hardirqs_off+0xd/0x30
[   20.361953][  T272]  ? exc_page_fault+0xee/0x100
[   20.362083][  T272]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.362252][  T272] RIP: 0033:0x7fb76bd1c08e
[   20.362389][  T272] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.362860][  T272] RSP: 002b:00007ffeb8a643e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.363056][  T272] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb76bd1c08e
[   20.363255][  T272] RDX: 0000000000000000 RSI: 00007ffeb8a64490 RDI: 0000000000000005
[   20.363450][  T272] RBP: 00007ffeb8a643f0 R08: 0000000000000000 R09: 0000000000000000
[   20.363643][  T272] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   20.363840][  T272] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb8a64b60
[   20.364045][  T272]  </TASK>
[   20.364147][  T272] irq event stamp: 13715
[   20.364245][  T272] hardirqs last  enabled at (13723): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.364472][  T272] hardirqs last disabled at (13730): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.364697][  T272] softirqs last  enabled at (12840): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   20.364929][  T272] softirqs last disabled at (12838): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   20.365155][  T272] ---[ end trace 0000000000000000 ]---
[   20.401819][  T273] hsr1: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   20.402131][  T273] hsr1: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[   20.402517][  T273] ------------[ cut here ]------------
[   20.402683][  T273] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/273
[   20.402991][  T273] CPU: 2 UID: 0 PID: 273 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.403312][  T273] Tainted: [W]=WARN
[   20.403456][  T273] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.403663][  T273] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.403894][  T273] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.404395][  T273] RSP: 0018:ffa00000009d7020 EFLAGS: 00010286
[   20.404600][  T273] RAX: 00000000ffffffa6 RBX: ff11000010059a80 RCX: 1ff400000013adca
[   20.404845][  T273] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010059b38
[   20.405079][  T273] RBP: ff11000015ad4000 R08: 1fe220000200b368 R09: ff11000004cc2e58
[   20.405323][  T273] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   20.405559][  T273] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ad4ce1
[   20.405807][  T273] FS:  00007f376a78d840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   20.406075][  T273] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.406293][  T273] CR2: 0000000005640988 CR3: 0000000015d9f002 CR4: 0000000000771ef0
[   20.406529][  T273] PKRU: 55555554
[   20.406668][  T273] Call Trace:
[   20.406824][  T273]  <TASK>
[   20.406940][  T273]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.407225][  T273]  rtmsg_ifinfo+0x5c/0xb0
[   20.407446][  T273]  ? mark_held_locks+0x40/0x70
[   20.407688][  T273]  __dev_notify_flags+0x1b8/0x280
[   20.407870][  T273]  ? netif_change_name+0x8c0/0x8c0
[   20.408042][  T273]  ? __dev_change_flags+0x4a4/0x660
[   20.408229][  T273]  ? netif_set_allmulti+0x250/0x250
[   20.408414][  T273]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.408590][  T273]  ? is_bpf_text_address+0x68/0x110
[   20.408774][  T273]  netif_change_flags+0xfe/0x190
[   20.408950][  T273]  do_setlink.isra.0+0x1cc3/0x2750
[   20.409137][  T273]  ? rtnl_link_get_size+0x350/0x350
[   20.409311][  T273]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   20.409516][  T273]  ? rcu_read_lock_any_held+0x3c/0x90
[   20.409692][  T273]  ? validate_chain+0x38b/0xc20
[   20.409873][  T273]  ? rcu_read_lock_any_held+0x66/0x90
[   20.410044][  T273]  ? stack_depot_save_flags+0x367/0x770
[   20.410235][  T273]  ? __lock_acquire+0x508/0xc10
[   20.410408][  T273]  ? lock_acquire.part.0+0xbc/0x260
[   20.410580][  T273]  ? rtnl_newlink+0x883/0xea0
[   20.410762][  T273]  ? rcu_is_watching+0x15/0xd0
[   20.410941][  T273]  ? lock_acquire+0x134/0x160
[   20.411125][  T273]  ? rcu_is_watching+0x15/0xd0
[   20.411299][  T273]  ? rcu_is_watching+0x15/0xd0
[   20.411473][  T273]  ? trace_contention_end+0xb3/0x1a0
[   20.411648][  T273]  ? __mutex_lock+0x1db/0x2010
[   20.411826][  T273]  ? __mutex_lock+0x9b2/0x2010
[   20.412002][  T273]  ? rtnl_newlink+0x883/0xea0
[   20.412191][  T273]  ? ww_mutex_lock+0x160/0x160
[   20.412369][  T273]  ? __rtnl_newlink+0x3fa/0xa50
[   20.412544][  T273]  rtnl_newlink+0x8d1/0xea0
[   20.412721][  T273]  ? lock_acquire.part.0+0xbc/0x260
[   20.412906][  T273]  ? __rtnl_newlink+0xa50/0xa50
[   20.413081][  T273]  ? mark_usage+0x61/0x170
[   20.413270][  T273]  ? lock_acquire.part.0+0xbc/0x260
[   20.413443][  T273]  ? find_held_lock+0x2b/0x80
[   20.413617][  T273]  ? __rtnl_newlink+0xa50/0xa50
[   20.413805][  T273]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.413979][  T273]  ? __rtnl_newlink+0xa50/0xa50
[   20.414167][  T273]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.414341][  T273]  ? validate_chain+0x38b/0xc20
[   20.414516][  T273]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.414688][  T273]  ? __lock_acquire+0x508/0xc10
[   20.414873][  T273]  ? lock_acquire.part.0+0xbc/0x260
[   20.415048][  T273]  ? find_held_lock+0x2b/0x80
[   20.415236][  T273]  netlink_rcv_skb+0x14e/0x3a0
[   20.415412][  T273]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.415586][  T273]  ? netlink_ack+0xcd0/0xcd0
[   20.415770][  T273]  ? netlink_deliver_tap+0xc5/0x330
[   20.415946][  T273]  ? netlink_deliver_tap+0x13c/0x330
[   20.416135][  T273]  netlink_unicast+0x486/0x750
[   20.416312][  T273]  ? netlink_attachskb+0x810/0x810
[   20.416488][  T273]  ? __lock_acquire+0x508/0xc10
[   20.416662][  T273]  netlink_sendmsg+0x735/0xc60
[   20.416845][  T273]  ? netlink_unicast+0x750/0x750
[   20.417018][  T273]  ? __might_fault+0x97/0x140
[   20.417207][  T273]  ____sys_sendmsg+0x419/0x850
[   20.417381][  T273]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.417553][  T273]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.417764][  T273]  ? move_addr_to_kernel+0x40/0x40
[   20.417938][  T273]  ? stack_depot_save_flags+0x367/0x770
[   20.418124][  T273]  ? validate_chain+0x38b/0xc20
[   20.418296][  T273]  ___sys_sendmsg+0x14e/0x1d0
[   20.418468][  T273]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.418673][  T273]  ? copy_msghdr_from_user+0x460/0x460
[   20.418863][  T273]  __sys_sendmsg+0x145/0x1f0
[   20.419043][  T273]  ? __sys_sendmsg_sock+0x20/0x20
[   20.419229][  T273]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.419435][  T273]  ? do_raw_spin_unlock+0x59/0x250
[   20.419609][  T273]  ? rcu_is_watching+0x15/0xd0
[   20.419794][  T273]  do_syscall_64+0x117/0xfc0
[   20.419968][  T273]  ? trace_hardirqs_off+0xd/0x30
[   20.420159][  T273]  ? exc_page_fault+0xee/0x100
[   20.420338][  T273]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.420549][  T273] RIP: 0033:0x7f376a9c708e
[   20.420729][  T273] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.421314][  T273] RSP: 002b:00007ffd0487bac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.421582][  T273] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f376a9c708e
[   20.421828][  T273] RDX: 0000000000000000 RSI: 00007ffd0487bb70 RDI: 0000000000000005
[   20.422163][  T273] RBP: 00007ffd0487bad0 R08: 0000000000000000 R09: 0000000000000000
[   20.422403][  T273] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   20.422640][  T273] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0487c240
[   20.422894][  T273]  </TASK>
[   20.423036][  T273] irq event stamp: 21355
[   20.423194][  T273] hardirqs last  enabled at (21367): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.423463][  T273] hardirqs last disabled at (21376): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.423726][  T273] softirqs last  enabled at (20514): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   20.424003][  T273] softirqs last disabled at (20401): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   20.424283][  T273] ---[ end trace 0000000000000000 ]---
[   20.425090][  T273] ------------[ cut here ]------------
[   20.425286][  T273] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/273
[   20.425569][  T273] CPU: 2 UID: 0 PID: 273 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.425893][  T273] Tainted: [W]=WARN
[   20.426040][  T273] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.426560][  T273] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.426889][  T273] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.427532][  T273] RSP: 0018:ffa00000009d6da0 EFLAGS: 00010286
[   20.427857][  T273] RAX: 00000000ffffffa6 RBX: ff11000013d30200 RCX: 1ff400000013ad7a
[   20.428199][  T273] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d302b8
[   20.428454][  T273] RBP: ff11000015ad4000 R08: 1fe22000027a6058 R09: ff11000004cc2e58
[   20.428698][  T273] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   20.428963][  T273] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   20.429226][  T273] FS:  00007f376a78d840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   20.429514][  T273] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.429730][  T273] CR2: 0000000005640988 CR3: 0000000015d9f002 CR4: 0000000000771ef0
[   20.429987][  T273] PKRU: 55555554
[   20.430148][  T273] Call Trace:
[   20.430296][  T273]  <TASK>
[   20.430412][  T273]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.430595][  T273]  ? notifier_call_chain+0xb0/0x320
[   20.430792][  T273]  rtmsg_ifinfo+0x5c/0xb0
[   20.430942][  T273]  netif_state_change+0x155/0x340
[   20.431140][  T273]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   20.431359][  T273]  ? print_lock_name+0x4c/0x110
[   20.431544][  T273]  netif_set_operstate+0xc1/0x100
[   20.431729][  T273]  ? rtnl_put_cacheinfo+0x250/0x250
[   20.431922][  T273]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   20.432157][  T273]  ? hsr_port_get_hsr+0x9c/0x150
[   20.432340][  T273]  ? packet_notifier+0x1c2/0xbd0
[   20.432523][  T273]  ? mutex_is_locked+0x1c/0x50
[   20.432709][  T273]  hsr_netdev_notify+0x387/0xad0
[   20.432901][  T273]  ? hsr_port_get_hsr+0x150/0x150
[   20.433085][  T273]  notifier_call_chain+0xb0/0x320
[   20.433283][  T273]  __dev_notify_flags+0xde/0x280
[   20.433536][  T273]  ? netif_change_name+0x8c0/0x8c0
[   20.433804][  T273]  ? netif_set_allmulti+0x250/0x250
[   20.434056][  T273]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.434327][  T273]  ? is_bpf_text_address+0x68/0x110
[   20.434528][  T273]  netif_change_flags+0xfe/0x190
[   20.434715][  T273]  do_setlink.isra.0+0x1cc3/0x2750
[   20.434904][  T273]  ? rtnl_link_get_size+0x350/0x350
[   20.435086][  T273]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   20.435319][  T273]  ? rcu_read_lock_any_held+0x3c/0x90
[   20.435567][  T273]  ? validate_chain+0x38b/0xc20
[   20.435763][  T273]  ? rcu_read_lock_any_held+0x66/0x90
[   20.435946][  T273]  ? stack_depot_save_flags+0x367/0x770
[   20.436143][  T273]  ? __lock_acquire+0x508/0xc10
[   20.436327][  T273]  ? lock_acquire.part.0+0xbc/0x260
[   20.436512][  T273]  ? rtnl_newlink+0x883/0xea0
[   20.436693][  T273]  ? rcu_is_watching+0x15/0xd0
[   20.436883][  T273]  ? lock_acquire+0x134/0x160
[   20.437063][  T273]  ? rcu_is_watching+0x15/0xd0
[   20.437253][  T273]  ? rcu_is_watching+0x15/0xd0
[   20.437497][  T273]  ? trace_contention_end+0xb3/0x1a0
[   20.437690][  T273]  ? __mutex_lock+0x1db/0x2010
[   20.437883][  T273]  ? __mutex_lock+0x9b2/0x2010
[   20.438068][  T273]  ? rtnl_newlink+0x883/0xea0
[   20.438263][  T273]  ? ww_mutex_lock+0x160/0x160
[   20.438451][  T273]  ? __rtnl_newlink+0x3fa/0xa50
[   20.438632][  T273]  rtnl_newlink+0x8d1/0xea0
[   20.438825][  T273]  ? lock_acquire.part.0+0xbc/0x260
[   20.439006][  T273]  ? __rtnl_newlink+0xa50/0xa50
[   20.439199][  T273]  ? mark_usage+0x61/0x170
[   20.439382][  T273]  ? lock_acquire.part.0+0xbc/0x260
[   20.439565][  T273]  ? find_held_lock+0x2b/0x80
[   20.439746][  T273]  ? __rtnl_newlink+0xa50/0xa50
[   20.439936][  T273]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.440129][  T273]  ? __rtnl_newlink+0xa50/0xa50
[   20.440309][  T273]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.440489][  T273]  ? validate_chain+0x38b/0xc20
[   20.440670][  T273]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.440905][  T273]  ? __lock_acquire+0x508/0xc10
[   20.441136][  T273]  ? lock_acquire.part.0+0xbc/0x260
[   20.441317][  T273]  ? find_held_lock+0x2b/0x80
[   20.441503][  T273]  netlink_rcv_skb+0x14e/0x3a0
[   20.441684][  T273]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.441875][  T273]  ? netlink_ack+0xcd0/0xcd0
[   20.442059][  T273]  ? netlink_deliver_tap+0xc5/0x330
[   20.442254][  T273]  ? netlink_deliver_tap+0x13c/0x330
[   20.442440][  T273]  netlink_unicast+0x486/0x750
[   20.442620][  T273]  ? netlink_attachskb+0x810/0x810
[   20.442811][  T273]  ? __lock_acquire+0x508/0xc10
[   20.442993][  T273]  netlink_sendmsg+0x735/0xc60
[   20.443183][  T273]  ? netlink_unicast+0x750/0x750
[   20.443367][  T273]  ? __might_fault+0x97/0x140
[   20.443551][  T273]  ____sys_sendmsg+0x419/0x850
[   20.443733][  T273]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.443926][  T273]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.444152][  T273]  ? move_addr_to_kernel+0x40/0x40
[   20.444337][  T273]  ? stack_depot_save_flags+0x367/0x770
[   20.444522][  T273]  ? validate_chain+0x38b/0xc20
[   20.444706][  T273]  ___sys_sendmsg+0x14e/0x1d0
[   20.444896][  T273]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.445154][  T273]  ? copy_msghdr_from_user+0x460/0x460
[   20.445394][  T273]  __sys_sendmsg+0x145/0x1f0
[   20.445579][  T273]  ? __sys_sendmsg_sock+0x20/0x20
[   20.445767][  T273]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.445988][  T273]  ? do_raw_spin_unlock+0x59/0x250
[   20.446182][  T273]  ? rcu_is_watching+0x15/0xd0
[   20.446365][  T273]  do_syscall_64+0x117/0xfc0
[   20.446549][  T273]  ? trace_hardirqs_off+0xd/0x30
[   20.446736][  T273]  ? exc_page_fault+0xee/0x100
[   20.446927][  T273]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.447172][  T273] RIP: 0033:0x7f376a9c708e
[   20.447358][  T273] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.447888][  T273] RSP: 002b:00007ffd0487bac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.448155][  T273] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f376a9c708e
[   20.448404][  T273] RDX: 0000000000000000 RSI: 00007ffd0487bb70 RDI: 0000000000000005
[   20.448651][  T273] RBP: 00007ffd0487bad0 R08: 0000000000000000 R09: 0000000000000000
[   20.448904][  T273] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   20.449165][  T273] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0487c240
[   20.449416][  T273]  </TASK>
[   20.449564][  T273] irq event stamp: 23961
[   20.449711][  T273] hardirqs last  enabled at (23971): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.449996][  T273] hardirqs last disabled at (23980): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.450293][  T273] softirqs last  enabled at (22880): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   20.450572][  T273] softirqs last disabled at (22863): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   20.450859][  T273] ---[ end trace 0000000000000000 ]---
[   20.483663][  T274] ------------[ cut here ]------------
[   20.483830][  T274] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/274
[   20.484059][  T274] CPU: 0 UID: 0 PID: 274 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.484325][  T274] Tainted: [W]=WARN
[   20.484438][  T274] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.484673][  T274] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.484886][  T274] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.485583][  T274] RSP: 0018:ffa00000009d7020 EFLAGS: 00010286
[   20.485759][  T274] RAX: 00000000ffffffa6 RBX: ff11000011769c40 RCX: 1ff400000013adca
[   20.485952][  T274] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011769cf8
[   20.486151][  T274] RBP: ff11000015891000 R08: 1fe22000022ed3a0 R09: ff11000004c90b58
[   20.486346][  T274] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   20.486540][  T274] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015891ce1
[   20.486734][  T274] FS:  00007f025529f840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   20.486968][  T274] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.487137][  T274] CR2: 000000002536e988 CR3: 0000000013055005 CR4: 0000000000771ef0
[   20.487330][  T274] PKRU: 55555554
[   20.487430][  T274] Call Trace:
[   20.487530][  T274]  <TASK>
[   20.487597][  T274]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.487727][  T274]  rtmsg_ifinfo+0x5c/0xb0
[   20.487828][  T274]  ? mark_held_locks+0x40/0x70
[   20.487957][  T274]  __dev_notify_flags+0x1b8/0x280
[   20.488089][  T274]  ? netif_change_name+0x8c0/0x8c0
[   20.488222][  T274]  ? __dev_change_flags+0x4a4/0x660
[   20.488351][  T274]  ? netif_set_allmulti+0x250/0x250
[   20.488480][  T274]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.488608][  T274]  ? is_bpf_text_address+0x68/0x110
[   20.488739][  T274]  netif_change_flags+0xfe/0x190
[   20.488873][  T274]  do_setlink.isra.0+0x1cc3/0x2750
[   20.489002][  T274]  ? rtnl_link_get_size+0x350/0x350
[   20.489137][  T274]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   20.489300][  T274]  ? rcu_read_lock_any_held+0x3c/0x90
[   20.489429][  T274]  ? validate_chain+0x38b/0xc20
[   20.489556][  T274]  ? rcu_read_lock_any_held+0x66/0x90
[   20.489683][  T274]  ? stack_depot_save_flags+0x367/0x770
[   20.489821][  T274]  ? __lock_acquire+0x508/0xc10
[   20.489951][  T274]  ? lock_acquire.part.0+0xbc/0x260
[   20.490079][  T274]  ? rtnl_newlink+0x883/0xea0
[   20.490214][  T274]  ? rcu_is_watching+0x15/0xd0
[   20.490343][  T274]  ? lock_acquire+0x134/0x160
[   20.490472][  T274]  ? rcu_is_watching+0x15/0xd0
[   20.490601][  T274]  ? rcu_is_watching+0x15/0xd0
[   20.490731][  T274]  ? trace_contention_end+0xb3/0x1a0
[   20.490867][  T274]  ? __mutex_lock+0x1db/0x2010
[   20.490997][  T274]  ? __mutex_lock+0x9b2/0x2010
[   20.491133][  T274]  ? rtnl_newlink+0x883/0xea0
[   20.491266][  T274]  ? ww_mutex_lock+0x160/0x160
[   20.491397][  T274]  ? __rtnl_newlink+0x3fa/0xa50
[   20.491527][  T274]  rtnl_newlink+0x8d1/0xea0
[   20.491657][  T274]  ? lock_acquire.part.0+0xbc/0x260
[   20.491789][  T274]  ? __rtnl_newlink+0xa50/0xa50
[   20.491918][  T274]  ? mark_usage+0x61/0x170
[   20.492049][  T274]  ? lock_acquire.part.0+0xbc/0x260
[   20.492181][  T274]  ? find_held_lock+0x2b/0x80
[   20.492310][  T274]  ? __rtnl_newlink+0xa50/0xa50
[   20.492438][  T274]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.492568][  T274]  ? __rtnl_newlink+0xa50/0xa50
[   20.492696][  T274]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.492827][  T274]  ? validate_chain+0x38b/0xc20
[   20.492956][  T274]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.493085][  T274]  ? __lock_acquire+0x508/0xc10
[   20.493222][  T274]  ? lock_acquire.part.0+0xbc/0x260
[   20.493353][  T274]  ? find_held_lock+0x2b/0x80
[   20.493482][  T274]  netlink_rcv_skb+0x14e/0x3a0
[   20.493612][  T274]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.493738][  T274]  ? netlink_ack+0xcd0/0xcd0
[   20.493874][  T274]  ? netlink_deliver_tap+0xc5/0x330
[   20.494001][  T274]  ? netlink_deliver_tap+0x13c/0x330
[   20.494136][  T274]  netlink_unicast+0x486/0x750
[   20.494267][  T274]  ? netlink_attachskb+0x810/0x810
[   20.494392][  T274]  ? __lock_acquire+0x508/0xc10
[   20.494518][  T274]  netlink_sendmsg+0x735/0xc60
[   20.494646][  T274]  ? netlink_unicast+0x750/0x750
[   20.494780][  T274]  ? __might_fault+0x97/0x140
[   20.494908][  T274]  ____sys_sendmsg+0x419/0x850
[   20.495035][  T274]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.495171][  T274]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.495333][  T274]  ? move_addr_to_kernel+0x40/0x40
[   20.495461][  T274]  ? stack_depot_save_flags+0x367/0x770
[   20.495590][  T274]  ? validate_chain+0x38b/0xc20
[   20.495717][  T274]  ___sys_sendmsg+0x14e/0x1d0
[   20.495850][  T274]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.496010][  T274]  ? copy_msghdr_from_user+0x460/0x460
[   20.496154][  T274]  __sys_sendmsg+0x145/0x1f0
[   20.496283][  T274]  ? __sys_sendmsg_sock+0x20/0x20
[   20.496409][  T274]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.496569][  T274]  ? do_raw_spin_unlock+0x59/0x250
[   20.496698][  T274]  ? rcu_is_watching+0x15/0xd0
[   20.496830][  T274]  do_syscall_64+0x117/0xfc0
[   20.496958][  T274]  ? trace_hardirqs_off+0xd/0x30
[   20.497086][  T274]  ? exc_page_fault+0xee/0x100
[   20.497222][  T274]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.497383][  T274] RIP: 0033:0x7f02554d908e
[   20.497516][  T274] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.497974][  T274] RSP: 002b:00007ffcb4707ad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.498174][  T274] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f02554d908e
[   20.498368][  T274] RDX: 0000000000000000 RSI: 00007ffcb4707b80 RDI: 0000000000000005
[   20.498559][  T274] RBP: 00007ffcb4707ae0 R08: 0000000000000000 R09: 0000000000000000
[   20.498757][  T274] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   20.498955][  T274] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb4708250
[   20.499157][  T274]  </TASK>
[   20.499254][  T274] irq event stamp: 19339
[   20.499350][  T274] hardirqs last  enabled at (19347): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.499571][  T274] hardirqs last disabled at (19354): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.499795][  T274] softirqs last  enabled at (18568): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   20.500018][  T274] softirqs last disabled at (18563): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   20.500246][  T274] ---[ end trace 0000000000000000 ]---
[   20.529682][  T275] ------------[ cut here ]------------
[   20.529846][  T275] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/275
[   20.530079][  T275] CPU: 3 UID: 0 PID: 275 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.530522][  T275] Tainted: [W]=WARN
[   20.530624][  T275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.530796][  T275] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.530968][  T275] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.531576][  T275] RSP: 0018:ffa00000009c7020 EFLAGS: 00010286
[   20.531747][  T275] RAX: 00000000ffffffa6 RBX: ff11000004f8fe00 RCX: 1ff4000000138dca
[   20.531950][  T275] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8feb8
[   20.532226][  T275] RBP: ff1100000f131000 R08: 1fe22000009f1fd8 R09: ff11000004c95158
[   20.532423][  T275] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   20.532694][  T275] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f131ce1
[   20.532909][  T275] FS:  00007fd442bbe840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   20.533213][  T275] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.533374][  T275] CR2: 0000000015a6d988 CR3: 0000000015d27002 CR4: 0000000000771ef0
[   20.533566][  T275] PKRU: 55555554
[   20.533664][  T275] Call Trace:
[   20.533764][  T275]  <TASK>
[   20.533833][  T275]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.533965][  T275]  rtmsg_ifinfo+0x5c/0xb0
[   20.534063][  T275]  ? mark_held_locks+0x40/0x70
[   20.534283][  T275]  __dev_notify_flags+0x1b8/0x280
[   20.534413][  T275]  ? netif_change_name+0x8c0/0x8c0
[   20.534541][  T275]  ? __dev_change_flags+0x4a4/0x660
[   20.534674][  T275]  ? netif_set_allmulti+0x250/0x250
[   20.534807][  T275]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.534935][  T275]  ? is_bpf_text_address+0x68/0x110
[   20.535065][  T275]  netif_change_flags+0xfe/0x190
[   20.535285][  T275]  do_setlink.isra.0+0x1cc3/0x2750
[   20.535415][  T275]  ? rtnl_link_get_size+0x350/0x350
[   20.535542][  T275]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   20.535705][  T275]  ? rcu_read_lock_any_held+0x3c/0x90
[   20.535842][  T275]  ? validate_chain+0x38b/0xc20
[   20.535969][  T275]  ? rcu_read_lock_any_held+0x66/0x90
[   20.536095][  T275]  ? stack_depot_save_flags+0x367/0x770
[   20.536311][  T275]  ? __lock_acquire+0x508/0xc10
[   20.536439][  T275]  ? lock_acquire.part.0+0xbc/0x260
[   20.536565][  T275]  ? rtnl_newlink+0x883/0xea0
[   20.536692][  T275]  ? rcu_is_watching+0x15/0xd0
[   20.536826][  T275]  ? lock_acquire+0x134/0x160
[   20.536953][  T275]  ? rcu_is_watching+0x15/0xd0
[   20.537080][  T275]  ? rcu_is_watching+0x15/0xd0
[   20.537285][  T275]  ? trace_contention_end+0xb3/0x1a0
[   20.537413][  T275]  ? __mutex_lock+0x1db/0x2010
[   20.537545][  T275]  ? __mutex_lock+0x9b2/0x2010
[   20.537673][  T275]  ? rtnl_newlink+0x883/0xea0
[   20.537812][  T275]  ? ww_mutex_lock+0x160/0x160
[   20.537944][  T275]  ? __rtnl_newlink+0x3fa/0xa50
[   20.538074][  T275]  rtnl_newlink+0x8d1/0xea0
[   20.538289][  T275]  ? lock_acquire.part.0+0xbc/0x260
[   20.538414][  T275]  ? __rtnl_newlink+0xa50/0xa50
[   20.538541][  T275]  ? mark_usage+0x61/0x170
[   20.538669][  T275]  ? lock_acquire.part.0+0xbc/0x260
[   20.538801][  T275]  ? find_held_lock+0x2b/0x80
[   20.538930][  T275]  ? __rtnl_newlink+0xa50/0xa50
[   20.539057][  T275]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.539198][  T275]  ? __rtnl_newlink+0xa50/0xa50
[   20.539327][  T275]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.539454][  T275]  ? validate_chain+0x38b/0xc20
[   20.539581][  T275]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.539708][  T275]  ? __lock_acquire+0x508/0xc10
[   20.539843][  T275]  ? lock_acquire.part.0+0xbc/0x260
[   20.539975][  T275]  ? find_held_lock+0x2b/0x80
[   20.540109][  T275]  netlink_rcv_skb+0x14e/0x3a0
[   20.540238][  T275]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.540366][  T275]  ? netlink_ack+0xcd0/0xcd0
[   20.540497][  T275]  ? netlink_deliver_tap+0xc5/0x330
[   20.540625][  T275]  ? netlink_deliver_tap+0x13c/0x330
[   20.540759][  T275]  netlink_unicast+0x486/0x750
[   20.540888][  T275]  ? netlink_attachskb+0x810/0x810
[   20.541019][  T275]  ? __lock_acquire+0x508/0xc10
[   20.541154][  T275]  netlink_sendmsg+0x735/0xc60
[   20.541283][  T275]  ? netlink_unicast+0x750/0x750
[   20.541411][  T275]  ? __might_fault+0x97/0x140
[   20.541540][  T275]  ____sys_sendmsg+0x419/0x850
[   20.541669][  T275]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.541802][  T275]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.541964][  T275]  ? move_addr_to_kernel+0x40/0x40
[   20.542093][  T275]  ? stack_depot_save_flags+0x367/0x770
[   20.542226][  T275]  ? validate_chain+0x38b/0xc20
[   20.542355][  T275]  ___sys_sendmsg+0x14e/0x1d0
[   20.542483][  T275]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.542643][  T275]  ? copy_msghdr_from_user+0x460/0x460
[   20.542787][  T275]  __sys_sendmsg+0x145/0x1f0
[   20.542921][  T275]  ? __sys_sendmsg_sock+0x20/0x20
[   20.543049][  T275]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.543217][  T275]  ? do_raw_spin_unlock+0x59/0x250
[   20.543346][  T275]  ? rcu_is_watching+0x15/0xd0
[   20.543476][  T275]  do_syscall_64+0x117/0xfc0
[   20.543605][  T275]  ? trace_hardirqs_off+0xd/0x30
[   20.543735][  T275]  ? exc_page_fault+0xee/0x100
[   20.543873][  T275]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.544039][  T275] RIP: 0033:0x7fd442df808e
[   20.544178][  T275] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.544632][  T275] RSP: 002b:00007ffcea8d2cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.544831][  T275] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd442df808e
[   20.545023][  T275] RDX: 0000000000000000 RSI: 00007ffcea8d2d60 RDI: 0000000000000005
[   20.545221][  T275] RBP: 00007ffcea8d2cc0 R08: 0000000000000000 R09: 0000000000000000
[   20.545413][  T275] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c677
[   20.545609][  T275] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcea8d3430
[   20.545812][  T275]  </TASK>
[   20.545909][  T275] irq event stamp: 21877
[   20.546008][  T275] hardirqs last  enabled at (21885): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.546236][  T275] hardirqs last disabled at (21894): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.546459][  T275] softirqs last  enabled at (21496): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   20.546685][  T275] softirqs last disabled at (21479): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   20.546911][  T275] ---[ end trace 0000000000000000 ]---
[   20.552619][   T39] ------------[ cut here ]------------
[   20.552779][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u20:0/39
[   20.553048][   T39] CPU: 1 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.553452][   T39] Tainted: [W]=WARN
[   20.553594][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.553801][   T39] Workqueue: events_unbound linkwatch_event
[   20.554003][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.554215][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.554780][   T39] RSP: 0018:ffa00000002bf760 EFLAGS: 00010286
[   20.554943][   T39] RAX: 00000000ffffffa6 RBX: ff11000004f8f1c0 RCX: 1ff4000000057eb2
[   20.555183][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8f278
[   20.555399][   T39] RBP: ff11000015ad4000 R08: 1fe22000009f1e50 R09: ff11000001d951a8
[   20.555606][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   20.555836][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   20.556083][   T39] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   20.556404][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.556601][   T39] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[   20.556823][   T39] PKRU: 55555554
[   20.556930][   T39] Call Trace:
[   20.557035][   T39]  <TASK>
[   20.557116][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.557264][   T39]  ? notifier_call_chain+0xb0/0x320
[   20.557417][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   20.557525][   T39]  netif_state_change+0x155/0x340
[   20.557661][   T39]  ? __queue_work+0x31a/0xc00
[   20.557827][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   20.558013][   T39]  ? lockdep_hardirqs_on+0x8c/0x130
[   20.558164][   T39]  ? mod_delayed_work_on+0x109/0x120
[   20.558319][   T39]  netif_set_operstate+0xc1/0x100
[   20.558469][   T39]  ? rtnl_put_cacheinfo+0x250/0x250
[   20.558621][   T39]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   20.558814][   T39]  hsr_check_carrier_and_operstate+0x4da/0x700
[   20.558984][   T39]  hsr_netdev_notify+0x387/0xad0
[   20.559167][   T39]  ? unregister_vlan_dev+0x380/0x380
[   20.559362][   T39]  ? hsr_port_get_hsr+0x150/0x150
[   20.559558][   T39]  notifier_call_chain+0xb0/0x320
[   20.559765][   T39]  netif_state_change+0x139/0x340
[   20.559955][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   20.560144][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   20.560272][   T39]  __linkwatch_run_queue+0x34c/0x750
[   20.560400][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   20.560533][   T39]  linkwatch_event+0x7f/0xb0
[   20.560663][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   20.560797][   T39]  process_one_work+0xdf8/0x1410
[   20.560934][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   20.561062][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   20.561205][   T39]  worker_thread+0x4f1/0xd60
[   20.561338][   T39]  ? rescuer_thread+0x1320/0x1320
[   20.561467][   T39]  kthread+0x367/0x460
[   20.561711][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   20.561882][   T39]  ? kthread_affine_node+0x330/0x330
[   20.562014][   T39]  ret_from_fork+0x474/0x6b0
[   20.562156][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   20.562318][   T39]  ? __switch_to+0x5a3/0xe00
[   20.562451][   T39]  ? kthread_affine_node+0x330/0x330
[   20.562581][   T39]  ret_from_fork_asm+0x11/0x20
[   20.562718][   T39]  </TASK>
[   20.562823][   T39] irq event stamp: 66581
[   20.562920][   T39] hardirqs last  enabled at (66589): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.563153][   T39] hardirqs last disabled at (66598): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.563374][   T39] softirqs last  enabled at (66230): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   20.563596][   T39] softirqs last disabled at (66225): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   20.563820][   T39] ---[ end trace 0000000000000000 ]---
[   20.564062][   T39] ------------[ cut here ]------------
[   20.564194][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u20:0/39
[   20.564444][   T39] CPU: 1 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.564717][   T39] Tainted: [W]=WARN
[   20.564815][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.564970][   T39] Workqueue: events_unbound linkwatch_event
[   20.565142][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.565302][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.565755][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   20.565925][   T39] RAX: 00000000ffffffa6 RBX: ff11000004f8f000 RCX: 1ff4000000057f02
[   20.566124][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8f0b8
[   20.566310][   T39] RBP: ff110000075b1000 R08: 1fe22000009f1e18 R09: ff11000001d951a8
[   20.566494][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   20.566679][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   20.566870][   T39] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   20.567088][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.567250][   T39] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[   20.567433][   T39] PKRU: 55555554
[   20.567527][   T39] Call Trace:
[   20.567620][   T39]  <TASK>
[   20.567686][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.567840][   T39]  ? notifier_call_chain+0xb0/0x320
[   20.567971][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   20.568071][   T39]  netif_state_change+0x155/0x340
[   20.568202][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   20.568363][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   20.568488][   T39]  __linkwatch_run_queue+0x34c/0x750
[   20.568610][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   20.568741][   T39]  linkwatch_event+0x7f/0xb0
[   20.568892][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   20.569021][   T39]  process_one_work+0xdf8/0x1410
[   20.569161][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   20.569287][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   20.569418][   T39]  worker_thread+0x4f1/0xd60
[   20.569542][   T39]  ? rescuer_thread+0x1320/0x1320
[   20.569668][   T39]  kthread+0x367/0x460
[   20.569770][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   20.569925][   T39]  ? kthread_affine_node+0x330/0x330
[   20.570046][   T39]  ret_from_fork+0x474/0x6b0
[   20.570173][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   20.570328][   T39]  ? __switch_to+0x5a3/0xe00
[   20.570452][   T39]  ? kthread_affine_node+0x330/0x330
[   20.570573][   T39]  ret_from_fork_asm+0x11/0x20
[   20.570706][   T39]  </TASK>
[   20.570804][   T39] irq event stamp: 67075
[   20.570904][   T39] hardirqs last  enabled at (67083): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.571122][   T39] hardirqs last disabled at (67092): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.571333][   T39] softirqs last  enabled at (66752): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   20.571547][   T39] softirqs last disabled at (66747): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   20.571766][   T39] ---[ end trace 0000000000000000 ]---
[   20.572493][   T39] ------------[ cut here ]------------
[   20.572632][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u20:0/39
[   20.572910][   T39] CPU: 1 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.573232][   T39] Tainted: [W]=WARN
[   20.573336][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.573504][   T39] Workqueue: events_unbound linkwatch_event
[   20.573679][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.573864][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.574364][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   20.574537][   T39] RAX: 00000000ffffffa6 RBX: ff11000004f8e900 RCX: 1ff4000000057f02
[   20.574741][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8e9b8
[   20.574981][   T39] RBP: ff11000015ad4000 R08: 1fe22000009f1d38 R09: ff11000001d951a8
[   20.575201][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   20.575413][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   20.575623][   T39] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   20.575872][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.576048][   T39] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[   20.576267][   T39] PKRU: 55555554
[   20.576374][   T39] Call Trace:
[   20.576479][   T39]  <TASK>
[   20.576550][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.576687][   T39]  ? notifier_call_chain+0xb0/0x320
[   20.576829][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   20.576927][   T39]  netif_state_change+0x155/0x340
[   20.577055][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   20.577218][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   20.577349][   T39]  __linkwatch_run_queue+0x34c/0x750
[   20.577483][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   20.577611][   T39]  linkwatch_event+0x7f/0xb0
[   20.577734][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   20.577864][   T39]  process_one_work+0xdf8/0x1410
[   20.578000][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   20.578343][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   20.578484][   T39]  worker_thread+0x4f1/0xd60
[   20.578625][   T39]  ? rescuer_thread+0x1320/0x1320
[   20.578760][   T39]  kthread+0x367/0x460
[   20.578864][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   20.579024][   T39]  ? kthread_affine_node+0x330/0x330
[   20.579153][   T39]  ret_from_fork+0x474/0x6b0
[   20.579282][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   20.579440][   T39]  ? __switch_to+0x5a3/0xe00
[   20.579617][   T39]  ? kthread_affine_node+0x330/0x330
[   20.579810][   T39]  ret_from_fork_asm+0x11/0x20
[   20.580010][   T39]  </TASK>
[   20.580161][   T39] irq event stamp: 67839
[   20.580301][   T39] hardirqs last  enabled at (67847): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.580549][   T39] hardirqs last disabled at (67854): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.580775][   T39] softirqs last  enabled at (67444): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   20.580991][   T39] softirqs last disabled at (67442): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   20.581208][   T39] ---[ end trace 0000000000000000 ]---
[   20.607545][  T276] hsr2: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   20.607834][  T276] hsr2: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[   20.608265][  T276] ------------[ cut here ]------------
[   20.608453][  T276] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/276
[   20.608736][  T276] CPU: 2 UID: 0 PID: 276 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.609076][  T276] Tainted: [W]=WARN
[   20.609252][  T276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.609476][  T276] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.609705][  T276] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.610280][  T276] RSP: 0018:ffa0000000c67020 EFLAGS: 00010286
[   20.610515][  T276] RAX: 00000000ffffffa6 RBX: ff1100000ff6b540 RCX: 1ff400000018cdca
[   20.610787][  T276] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ff6b5f8
[   20.611049][  T276] RBP: ff1100000fb89000 R08: 1fe2200001fed6c0 R09: ff11000004c92e58
[   20.611400][  T276] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   20.611702][  T276] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fb89ce1
[   20.612020][  T276] FS:  00007f21ac985840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   20.612475][  T276] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.612747][  T276] CR2: 0000000034b5f988 CR3: 0000000004e6b006 CR4: 0000000000771ef0
[   20.613083][  T276] PKRU: 55555554
[   20.613349][  T276] Call Trace:
[   20.613587][  T276]  <TASK>
[   20.613804][  T276]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.614035][  T276]  rtmsg_ifinfo+0x5c/0xb0
[   20.614198][  T276]  ? mark_held_locks+0x40/0x70
[   20.614378][  T276]  __dev_notify_flags+0x1b8/0x280
[   20.614558][  T276]  ? netif_change_name+0x8c0/0x8c0
[   20.614739][  T276]  ? __dev_change_flags+0x4a4/0x660
[   20.614933][  T276]  ? netif_set_allmulti+0x250/0x250
[   20.615129][  T276]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.615308][  T276]  ? is_bpf_text_address+0x68/0x110
[   20.615498][  T276]  netif_change_flags+0xfe/0x190
[   20.615679][  T276]  do_setlink.isra.0+0x1cc3/0x2750
[   20.615864][  T276]  ? rtnl_link_get_size+0x350/0x350
[   20.616042][  T276]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   20.616270][  T276]  ? rcu_read_lock_any_held+0x3c/0x90
[   20.616449][  T276]  ? validate_chain+0x38b/0xc20
[   20.616627][  T276]  ? rcu_read_lock_any_held+0x66/0x90
[   20.616820][  T276]  ? stack_depot_save_flags+0x367/0x770
[   20.617003][  T276]  ? __lock_acquire+0x508/0xc10
[   20.617201][  T276]  ? lock_acquire.part.0+0xbc/0x260
[   20.617381][  T276]  ? rtnl_newlink+0x883/0xea0
[   20.617562][  T276]  ? rcu_is_watching+0x15/0xd0
[   20.617743][  T276]  ? lock_acquire+0x134/0x160
[   20.617930][  T276]  ? rcu_is_watching+0x15/0xd0
[   20.618128][  T276]  ? rcu_is_watching+0x15/0xd0
[   20.618310][  T276]  ? trace_contention_end+0xb3/0x1a0
[   20.618491][  T276]  ? __mutex_lock+0x1db/0x2010
[   20.618672][  T276]  ? __mutex_lock+0x9b2/0x2010
[   20.618861][  T276]  ? rtnl_newlink+0x883/0xea0
[   20.619041][  T276]  ? ww_mutex_lock+0x160/0x160
[   20.619236][  T276]  ? __rtnl_newlink+0x3fa/0xa50
[   20.619417][  T276]  rtnl_newlink+0x8d1/0xea0
[   20.619599][  T276]  ? lock_acquire.part.0+0xbc/0x260
[   20.619781][  T276]  ? __rtnl_newlink+0xa50/0xa50
[   20.619957][  T276]  ? mark_usage+0x61/0x170
[   20.620152][  T276]  ? lock_acquire.part.0+0xbc/0x260
[   20.620346][  T276]  ? find_held_lock+0x2b/0x80
[   20.620548][  T276]  ? __rtnl_newlink+0xa50/0xa50
[   20.620746][  T276]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.620950][  T276]  ? __rtnl_newlink+0xa50/0xa50
[   20.621166][  T276]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.621360][  T276]  ? validate_chain+0x38b/0xc20
[   20.621553][  T276]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.621746][  T276]  ? __lock_acquire+0x508/0xc10
[   20.621936][  T276]  ? lock_acquire.part.0+0xbc/0x260
[   20.622124][  T276]  ? find_held_lock+0x2b/0x80
[   20.622303][  T276]  netlink_rcv_skb+0x14e/0x3a0
[   20.622492][  T276]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.622676][  T276]  ? netlink_ack+0xcd0/0xcd0
[   20.622869][  T276]  ? netlink_deliver_tap+0xc5/0x330
[   20.623048][  T276]  ? netlink_deliver_tap+0x13c/0x330
[   20.623245][  T276]  netlink_unicast+0x486/0x750
[   20.623443][  T276]  ? netlink_attachskb+0x810/0x810
[   20.623619][  T276]  ? __lock_acquire+0x508/0xc10
[   20.623809][  T276]  netlink_sendmsg+0x735/0xc60
[   20.623996][  T276]  ? netlink_unicast+0x750/0x750
[   20.624188][  T276]  ? __might_fault+0x97/0x140
[   20.624386][  T276]  ____sys_sendmsg+0x419/0x850
[   20.624606][  T276]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.624826][  T276]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.625038][  T276]  ? move_addr_to_kernel+0x40/0x40
[   20.625252][  T276]  ? stack_depot_save_flags+0x367/0x770
[   20.625437][  T276]  ? validate_chain+0x38b/0xc20
[   20.625619][  T276]  ___sys_sendmsg+0x14e/0x1d0
[   20.625809][  T276]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.626054][  T276]  ? copy_msghdr_from_user+0x460/0x460
[   20.626322][  T276]  __sys_sendmsg+0x145/0x1f0
[   20.626514][  T276]  ? __sys_sendmsg_sock+0x20/0x20
[   20.626692][  T276]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.626930][  T276]  ? do_raw_spin_unlock+0x59/0x250
[   20.627125][  T276]  ? rcu_is_watching+0x15/0xd0
[   20.627311][  T276]  do_syscall_64+0x117/0xfc0
[   20.627494][  T276]  ? trace_hardirqs_off+0xd/0x30
[   20.627716][  T276]  ? exc_page_fault+0xee/0x100
[   20.627932][  T276]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.628173][  T276] RIP: 0033:0x7f21acbbf08e
[   20.628373][  T276] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.628946][  T276] RSP: 002b:00007fffff8105a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.629222][  T276] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f21acbbf08e
[   20.629484][  T276] RDX: 0000000000000000 RSI: 00007fffff810650 RDI: 0000000000000005
[   20.629758][  T276] RBP: 00007fffff8105b0 R08: 0000000000000000 R09: 0000000000000000
[   20.630012][  T276] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c678
[   20.630286][  T276] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffff810d20
[   20.630563][  T276]  </TASK>
[   20.630715][  T276] irq event stamp: 17829
[   20.630884][  T276] hardirqs last  enabled at (17839): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.631188][  T276] hardirqs last disabled at (17850): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.631479][  T276] softirqs last  enabled at (17030): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   20.631779][  T276] softirqs last disabled at (17019): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   20.632070][  T276] ---[ end trace 0000000000000000 ]---
[   20.632961][  T276] ------------[ cut here ]------------
[   20.633149][  T276] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/276
[   20.633435][  T276] CPU: 1 UID: 0 PID: 276 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.633733][  T276] Tainted: [W]=WARN
[   20.633843][  T276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.634041][  T276] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.634404][  T276] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.634925][  T276] RSP: 0018:ffa0000000c66da0 EFLAGS: 00010286
[   20.635116][  T276] RAX: 00000000ffffffa6 RBX: ff1100000ff6ae40 RCX: 1ff400000018cd7a
[   20.635336][  T276] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ff6aef8
[   20.635553][  T276] RBP: ff1100000fb89000 R08: 1fe2200001fed5e0 R09: ff11000004c92e58
[   20.635768][  T276] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   20.635985][  T276] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   20.636231][  T276] FS:  00007f21ac985840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   20.636496][  T276] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.636684][  T276] CR2: 0000555faa067d5c CR3: 0000000004e6b004 CR4: 0000000000771ef0
[   20.636910][  T276] PKRU: 55555554
[   20.637019][  T276] Call Trace:
[   20.637138][  T276]  <TASK>
[   20.637218][  T276]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.637370][  T276]  ? notifier_call_chain+0xb0/0x320
[   20.637511][  T276]  rtmsg_ifinfo+0x5c/0xb0
[   20.637623][  T276]  netif_state_change+0x155/0x340
[   20.637786][  T276]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   20.637956][  T276]  ? print_lock_name+0x4c/0x110
[   20.638102][  T276]  netif_set_operstate+0xc1/0x100
[   20.638246][  T276]  ? rtnl_put_cacheinfo+0x250/0x250
[   20.638388][  T276]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   20.638562][  T276]  ? hsr_port_get_hsr+0x9c/0x150
[   20.638700][  T276]  ? packet_notifier+0x1c2/0xbd0
[   20.638842][  T276]  ? mutex_is_locked+0x1c/0x50
[   20.638979][  T276]  hsr_netdev_notify+0x387/0xad0
[   20.639147][  T276]  ? hsr_port_get_hsr+0x150/0x150
[   20.639289][  T276]  notifier_call_chain+0xb0/0x320
[   20.639429][  T276]  __dev_notify_flags+0xde/0x280
[   20.639566][  T276]  ? netif_change_name+0x8c0/0x8c0
[   20.639704][  T276]  ? netif_set_allmulti+0x250/0x250
[   20.639844][  T276]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.639983][  T276]  ? is_bpf_text_address+0x68/0x110
[   20.640129][  T276]  netif_change_flags+0xfe/0x190
[   20.640293][  T276]  do_setlink.isra.0+0x1cc3/0x2750
[   20.640434][  T276]  ? rtnl_link_get_size+0x350/0x350
[   20.640572][  T276]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   20.640742][  T276]  ? rcu_read_lock_any_held+0x3c/0x90
[   20.640906][  T276]  ? validate_chain+0x38b/0xc20
[   20.641053][  T276]  ? rcu_read_lock_any_held+0x66/0x90
[   20.641199][  T276]  ? stack_depot_save_flags+0x367/0x770
[   20.641341][  T276]  ? __lock_acquire+0x508/0xc10
[   20.641478][  T276]  ? lock_acquire.part.0+0xbc/0x260
[   20.641614][  T276]  ? rtnl_newlink+0x883/0xea0
[   20.641787][  T276]  ? rcu_is_watching+0x15/0xd0
[   20.641924][  T276]  ? lock_acquire+0x134/0x160
[   20.642061][  T276]  ? rcu_is_watching+0x15/0xd0
[   20.642217][  T276]  ? rcu_is_watching+0x15/0xd0
[   20.642357][  T276]  ? trace_contention_end+0xb3/0x1a0
[   20.642497][  T276]  ? __mutex_lock+0x1db/0x2010
[   20.642658][  T276]  ? __mutex_lock+0x9b2/0x2010
[   20.642804][  T276]  ? rtnl_newlink+0x883/0xea0
[   20.642942][  T276]  ? ww_mutex_lock+0x160/0x160
[   20.643081][  T276]  ? __rtnl_newlink+0x3fa/0xa50
[   20.643232][  T276]  rtnl_newlink+0x8d1/0xea0
[   20.643377][  T276]  ? lock_acquire.part.0+0xbc/0x260
[   20.643512][  T276]  ? __rtnl_newlink+0xa50/0xa50
[   20.643658][  T276]  ? mark_usage+0x61/0x170
[   20.643818][  T276]  ? lock_acquire.part.0+0xbc/0x260
[   20.643958][  T276]  ? find_held_lock+0x2b/0x80
[   20.644110][  T276]  ? __rtnl_newlink+0xa50/0xa50
[   20.644253][  T276]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.644391][  T276]  ? __rtnl_newlink+0xa50/0xa50
[   20.644528][  T276]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.644683][  T276]  ? validate_chain+0x38b/0xc20
[   20.644830][  T276]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.644972][  T276]  ? __lock_acquire+0x508/0xc10
[   20.645115][  T276]  ? lock_acquire.part.0+0xbc/0x260
[   20.645251][  T276]  ? find_held_lock+0x2b/0x80
[   20.645391][  T276]  netlink_rcv_skb+0x14e/0x3a0
[   20.645528][  T276]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.645671][  T276]  ? netlink_ack+0xcd0/0xcd0
[   20.645823][  T276]  ? netlink_deliver_tap+0xc5/0x330
[   20.645958][  T276]  ? netlink_deliver_tap+0x13c/0x330
[   20.646103][  T276]  netlink_unicast+0x486/0x750
[   20.646239][  T276]  ? netlink_attachskb+0x810/0x810
[   20.646375][  T276]  ? __lock_acquire+0x508/0xc10
[   20.646518][  T276]  netlink_sendmsg+0x735/0xc60
[   20.646660][  T276]  ? netlink_unicast+0x750/0x750
[   20.646821][  T276]  ? __might_fault+0x97/0x140
[   20.646965][  T276]  ____sys_sendmsg+0x419/0x850
[   20.647121][  T276]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.647265][  T276]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.647440][  T276]  ? move_addr_to_kernel+0x40/0x40
[   20.647586][  T276]  ? stack_depot_save_flags+0x367/0x770
[   20.647730][  T276]  ? validate_chain+0x38b/0xc20
[   20.647882][  T276]  ___sys_sendmsg+0x14e/0x1d0
[   20.648024][  T276]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.648207][  T276]  ? copy_msghdr_from_user+0x460/0x460
[   20.648357][  T276]  __sys_sendmsg+0x145/0x1f0
[   20.648499][  T276]  ? __sys_sendmsg_sock+0x20/0x20
[   20.648643][  T276]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.648831][  T276]  ? do_raw_spin_unlock+0x59/0x250
[   20.648981][  T276]  ? rcu_is_watching+0x15/0xd0
[   20.649131][  T276]  do_syscall_64+0x117/0xfc0
[   20.649277][  T276]  ? trace_hardirqs_off+0xd/0x30
[   20.649421][  T276]  ? exc_page_fault+0xee/0x100
[   20.649561][  T276]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.649739][  T276] RIP: 0033:0x7f21acbbf08e
[   20.649914][  T276] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.650413][  T276] RSP: 002b:00007fffff8105a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.650621][  T276] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f21acbbf08e
[   20.650874][  T276] RDX: 0000000000000000 RSI: 00007fffff810650 RDI: 0000000000000005
[   20.651082][  T276] RBP: 00007fffff8105b0 R08: 0000000000000000 R09: 0000000000000000
[   20.651296][  T276] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c678
[   20.651517][  T276] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffff810d20
[   20.651742][  T276]  </TASK>
[   20.651855][  T276] irq event stamp: 19517
[   20.651963][  T276] hardirqs last  enabled at (19525): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.652215][  T276] hardirqs last disabled at (19534): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.652467][  T276] softirqs last  enabled at (19006): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   20.652719][  T276] softirqs last disabled at (18997): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   20.652976][  T276] ---[ end trace 0000000000000000 ]---
[   20.691480][  T277] ------------[ cut here ]------------
[   20.691672][  T277] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/277
[   20.691922][  T277] CPU: 0 UID: 0 PID: 277 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.692298][  T277] Tainted: [W]=WARN
[   20.692401][  T277] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.692569][  T277] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.692747][  T277] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.693358][  T277] RSP: 0018:ffa00000005c7020 EFLAGS: 00010286
[   20.693549][  T277] RAX: 00000000ffffffa6 RBX: ff11000015b5b8c0 RCX: 1ff40000000b8dca
[   20.693780][  T277] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b5b978
[   20.694009][  T277] RBP: ff11000013dec000 R08: 1fe2200002b6b730 R09: ff110000107dd158
[   20.694366][  T277] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   20.694575][  T277] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013decce1
[   20.694798][  T277] FS:  00007fd7bc15c840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   20.695048][  T277] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.695333][  T277] CR2: 000000002e240988 CR3: 00000000049b8001 CR4: 0000000000771ef0
[   20.695546][  T277] PKRU: 55555554
[   20.695647][  T277] Call Trace:
[   20.695759][  T277]  <TASK>
[   20.695847][  T277]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.695989][  T277]  rtmsg_ifinfo+0x5c/0xb0
[   20.696090][  T277]  ? mark_held_locks+0x40/0x70
[   20.696320][  T277]  __dev_notify_flags+0x1b8/0x280
[   20.696456][  T277]  ? netif_change_name+0x8c0/0x8c0
[   20.696595][  T277]  ? __dev_change_flags+0x4a4/0x660
[   20.696732][  T277]  ? netif_set_allmulti+0x250/0x250
[   20.696872][  T277]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.697006][  T277]  ? is_bpf_text_address+0x68/0x110
[   20.697232][  T277]  netif_change_flags+0xfe/0x190
[   20.697374][  T277]  do_setlink.isra.0+0x1cc3/0x2750
[   20.697511][  T277]  ? rtnl_link_get_size+0x350/0x350
[   20.697646][  T277]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   20.697830][  T277]  ? rcu_read_lock_any_held+0x3c/0x90
[   20.697968][  T277]  ? validate_chain+0x38b/0xc20
[   20.698176][  T277]  ? rcu_read_lock_any_held+0x66/0x90
[   20.698317][  T277]  ? stack_depot_save_flags+0x367/0x770
[   20.698461][  T277]  ? __lock_acquire+0x508/0xc10
[   20.698603][  T277]  ? lock_acquire.part.0+0xbc/0x260
[   20.698740][  T277]  ? rtnl_newlink+0x883/0xea0
[   20.698893][  T277]  ? rcu_is_watching+0x15/0xd0
[   20.699029][  T277]  ? lock_acquire+0x134/0x160
[   20.699223][  T277]  ? rcu_is_watching+0x15/0xd0
[   20.699357][  T277]  ? rcu_is_watching+0x15/0xd0
[   20.699491][  T277]  ? trace_contention_end+0xb3/0x1a0
[   20.699630][  T277]  ? __mutex_lock+0x1db/0x2010
[   20.699770][  T277]  ? __mutex_lock+0x9b2/0x2010
[   20.699931][  T277]  ? rtnl_newlink+0x883/0xea0
[   20.700072][  T277]  ? ww_mutex_lock+0x160/0x160
[   20.700271][  T277]  ? __rtnl_newlink+0x3fa/0xa50
[   20.700414][  T277]  rtnl_newlink+0x8d1/0xea0
[   20.700555][  T277]  ? lock_acquire.part.0+0xbc/0x260
[   20.700722][  T277]  ? __rtnl_newlink+0xa50/0xa50
[   20.700872][  T277]  ? mark_usage+0x61/0x170
[   20.701011][  T277]  ? lock_acquire.part.0+0xbc/0x260
[   20.701222][  T277]  ? find_held_lock+0x2b/0x80
[   20.701377][  T277]  ? __rtnl_newlink+0xa50/0xa50
[   20.701522][  T277]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.701666][  T277]  ? __rtnl_newlink+0xa50/0xa50
[   20.701815][  T277]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.701957][  T277]  ? validate_chain+0x38b/0xc20
[   20.702176][  T277]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.702321][  T277]  ? __lock_acquire+0x508/0xc10
[   20.702465][  T277]  ? lock_acquire.part.0+0xbc/0x260
[   20.702604][  T277]  ? find_held_lock+0x2b/0x80
[   20.702745][  T277]  netlink_rcv_skb+0x14e/0x3a0
[   20.702891][  T277]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.703029][  T277]  ? netlink_ack+0xcd0/0xcd0
[   20.703189][  T277]  ? netlink_deliver_tap+0xc5/0x330
[   20.703332][  T277]  ? netlink_deliver_tap+0x13c/0x330
[   20.703472][  T277]  netlink_unicast+0x486/0x750
[   20.703613][  T277]  ? netlink_attachskb+0x810/0x810
[   20.703748][  T277]  ? __lock_acquire+0x508/0xc10
[   20.703892][  T277]  netlink_sendmsg+0x735/0xc60
[   20.704027][  T277]  ? netlink_unicast+0x750/0x750
[   20.704167][  T277]  ? __might_fault+0x97/0x140
[   20.704302][  T277]  ____sys_sendmsg+0x419/0x850
[   20.704450][  T277]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.704582][  T277]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.704757][  T277]  ? move_addr_to_kernel+0x40/0x40
[   20.704916][  T277]  ? stack_depot_save_flags+0x367/0x770
[   20.705047][  T277]  ? validate_chain+0x38b/0xc20
[   20.705193][  T277]  ___sys_sendmsg+0x14e/0x1d0
[   20.705337][  T277]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.705509][  T277]  ? copy_msghdr_from_user+0x460/0x460
[   20.705660][  T277]  __sys_sendmsg+0x145/0x1f0
[   20.705802][  T277]  ? __sys_sendmsg_sock+0x20/0x20
[   20.705947][  T277]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.706126][  T277]  ? do_raw_spin_unlock+0x59/0x250
[   20.706263][  T277]  ? rcu_is_watching+0x15/0xd0
[   20.706405][  T277]  do_syscall_64+0x117/0xfc0
[   20.706541][  T277]  ? trace_hardirqs_off+0xd/0x30
[   20.706681][  T277]  ? exc_page_fault+0xee/0x100
[   20.706839][  T277]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.707009][  T277] RIP: 0033:0x7fd7bc39608e
[   20.707165][  T277] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.707648][  T277] RSP: 002b:00007ffd116cb270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.707860][  T277] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd7bc39608e
[   20.708072][  T277] RDX: 0000000000000000 RSI: 00007ffd116cb320 RDI: 0000000000000005
[   20.708287][  T277] RBP: 00007ffd116cb280 R08: 0000000000000000 R09: 0000000000000000
[   20.708499][  T277] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c678
[   20.708711][  T277] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd116cb9f0
[   20.708925][  T277]  </TASK>
[   20.709025][  T277] irq event stamp: 16967
[   20.709136][  T277] hardirqs last  enabled at (16977): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.709378][  T277] hardirqs last disabled at (16984): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.709618][  T277] softirqs last  enabled at (16610): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   20.709882][  T277] softirqs last disabled at (16513): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   20.710157][  T277] ---[ end trace 0000000000000000 ]---
[   20.711457][   T36] ------------[ cut here ]------------
[   20.711652][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u17:0/36
[   20.711984][   T36] CPU: 1 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.712449][   T36] Tainted: [W]=WARN
[   20.712608][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.712859][   T36] Workqueue: events_unbound linkwatch_event
[   20.713122][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.713395][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.714188][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   20.714437][   T36] RAX: 00000000ffffffa6 RBX: ff11000015b5ae40 RCX: 1ff4000000051f02
[   20.714733][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b5aef8
[   20.715030][   T36] RBP: ff11000013851000 R08: 1fe2200002b6b5e0 R09: ff11000001d651a8
[   20.715334][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   20.715623][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   20.715920][   T36] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   20.716275][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.716523][   T36] CR2: 0000555fbff369c8 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   20.716823][   T36] PKRU: 55555554
[   20.716970][   T36] Call Trace:
[   20.717128][   T36]  <TASK>
[   20.717273][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.717463][   T36]  ? notifier_call_chain+0xb0/0x320
[   20.717645][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   20.717845][   T36]  netif_state_change+0x155/0x340
[   20.718041][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   20.718299][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   20.718491][   T36]  __linkwatch_run_queue+0x34c/0x750
[   20.718685][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   20.718883][   T36]  linkwatch_event+0x7f/0xb0
[   20.719074][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   20.719334][   T36]  process_one_work+0xdf8/0x1410
[   20.719576][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   20.719776][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   20.719975][   T36]  worker_thread+0x4f1/0xd60
[   20.720188][   T36]  ? rescuer_thread+0x1320/0x1320
[   20.720380][   T36]  kthread+0x367/0x460
[   20.720525][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   20.720769][   T36]  ? kthread_affine_node+0x330/0x330
[   20.720957][   T36]  ret_from_fork+0x474/0x6b0
[   20.721164][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   20.721401][   T36]  ? __switch_to+0x5a3/0xe00
[   20.721579][   T36]  ? kthread_affine_node+0x330/0x330
[   20.721761][   T36]  ret_from_fork_asm+0x11/0x20
[   20.721950][   T36]  </TASK>
[   20.722087][   T36] irq event stamp: 79533
[   20.722239][   T36] hardirqs last  enabled at (79543): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.722567][   T36] hardirqs last disabled at (79550): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.722894][   T36] softirqs last  enabled at (79172): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   20.723223][   T36] softirqs last disabled at (79065): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   20.723543][   T36] ---[ end trace 0000000000000000 ]---
[   20.765597][  T278] ------------[ cut here ]------------
[   20.765789][  T278] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/278
[   20.766033][  T278] CPU: 0 UID: 0 PID: 278 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.766442][  T278] Tainted: [W]=WARN
[   20.766545][  T278] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.766712][  T278] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.766895][  T278] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.767501][  T278] RSP: 0018:ffa00000008b7020 EFLAGS: 00010286
[   20.767694][  T278] RAX: 00000000ffffffa6 RBX: ff11000010815000 RCX: 1ff4000000116dca
[   20.767928][  T278] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000108150b8
[   20.768230][  T278] RBP: ff11000015894000 R08: 1fe2200002102a18 R09: ff11000004d90b58
[   20.768430][  T278] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   20.768720][  T278] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015894ce1
[   20.768927][  T278] FS:  00007fdacc834840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   20.769234][  T278] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.769406][  T278] CR2: 000000000f164988 CR3: 0000000005f09003 CR4: 0000000000771ef0
[   20.769603][  T278] PKRU: 55555554
[   20.769703][  T278] Call Trace:
[   20.769811][  T278]  <TASK>
[   20.769888][  T278]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.770025][  T278]  rtmsg_ifinfo+0x5c/0xb0
[   20.770198][  T278]  ? mark_held_locks+0x40/0x70
[   20.770335][  T278]  __dev_notify_flags+0x1b8/0x280
[   20.770467][  T278]  ? netif_change_name+0x8c0/0x8c0
[   20.770599][  T278]  ? __dev_change_flags+0x4a4/0x660
[   20.770731][  T278]  ? netif_set_allmulti+0x250/0x250
[   20.770869][  T278]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.771002][  T278]  ? is_bpf_text_address+0x68/0x110
[   20.771147][  T278]  netif_change_flags+0xfe/0x190
[   20.771282][  T278]  do_setlink.isra.0+0x1cc3/0x2750
[   20.771416][  T278]  ? rtnl_link_get_size+0x350/0x350
[   20.771549][  T278]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   20.771745][  T278]  ? rcu_read_lock_any_held+0x3c/0x90
[   20.771890][  T278]  ? validate_chain+0x38b/0xc20
[   20.772022][  T278]  ? rcu_read_lock_any_held+0x66/0x90
[   20.772161][  T278]  ? stack_depot_save_flags+0x367/0x770
[   20.772298][  T278]  ? __lock_acquire+0x508/0xc10
[   20.772434][  T278]  ? lock_acquire.part.0+0xbc/0x260
[   20.772568][  T278]  ? rtnl_newlink+0x883/0xea0
[   20.772702][  T278]  ? rcu_is_watching+0x15/0xd0
[   20.772837][  T278]  ? lock_acquire+0x134/0x160
[   20.772969][  T278]  ? rcu_is_watching+0x15/0xd0
[   20.773105][  T278]  ? rcu_is_watching+0x15/0xd0
[   20.773235][  T278]  ? trace_contention_end+0xb3/0x1a0
[   20.773368][  T278]  ? __mutex_lock+0x1db/0x2010
[   20.773504][  T278]  ? __mutex_lock+0x9b2/0x2010
[   20.773634][  T278]  ? rtnl_newlink+0x883/0xea0
[   20.773772][  T278]  ? ww_mutex_lock+0x160/0x160
[   20.773907][  T278]  ? __rtnl_newlink+0x3fa/0xa50
[   20.774041][  T278]  rtnl_newlink+0x8d1/0xea0
[   20.774177][  T278]  ? lock_acquire.part.0+0xbc/0x260
[   20.774310][  T278]  ? __rtnl_newlink+0xa50/0xa50
[   20.774440][  T278]  ? mark_usage+0x61/0x170
[   20.774576][  T278]  ? lock_acquire.part.0+0xbc/0x260
[   20.774707][  T278]  ? find_held_lock+0x2b/0x80
[   20.774847][  T278]  ? __rtnl_newlink+0xa50/0xa50
[   20.774980][  T278]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.775121][  T278]  ? __rtnl_newlink+0xa50/0xa50
[   20.775253][  T278]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.775386][  T278]  ? validate_chain+0x38b/0xc20
[   20.775522][  T278]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.775654][  T278]  ? __lock_acquire+0x508/0xc10
[   20.775792][  T278]  ? lock_acquire.part.0+0xbc/0x260
[   20.775925][  T278]  ? find_held_lock+0x2b/0x80
[   20.776059][  T278]  netlink_rcv_skb+0x14e/0x3a0
[   20.776198][  T278]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.776329][  T278]  ? netlink_ack+0xcd0/0xcd0
[   20.776463][  T278]  ? netlink_deliver_tap+0xc5/0x330
[   20.776595][  T278]  ? netlink_deliver_tap+0x13c/0x330
[   20.776725][  T278]  netlink_unicast+0x486/0x750
[   20.779118][  T278]  ? netlink_attachskb+0x810/0x810
[   20.779267][  T278]  ? __lock_acquire+0x508/0xc10
[   20.779415][  T278]  netlink_sendmsg+0x735/0xc60
[   20.779564][  T278]  ? netlink_unicast+0x750/0x750
[   20.779716][  T278]  ? __might_fault+0x97/0x140
[   20.779875][  T278]  ____sys_sendmsg+0x419/0x850
[   20.780020][  T278]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.780163][  T278]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.780335][  T278]  ? move_addr_to_kernel+0x40/0x40
[   20.780468][  T278]  ? stack_depot_save_flags+0x367/0x770
[   20.780603][  T278]  ? validate_chain+0x38b/0xc20
[   20.780734][  T278]  ___sys_sendmsg+0x14e/0x1d0
[   20.780871][  T278]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.781037][  T278]  ? copy_msghdr_from_user+0x460/0x460
[   20.781185][  T278]  __sys_sendmsg+0x145/0x1f0
[   20.781322][  T278]  ? __sys_sendmsg_sock+0x20/0x20
[   20.781457][  T278]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.781621][  T278]  ? do_raw_spin_unlock+0x59/0x250
[   20.781756][  T278]  ? rcu_is_watching+0x15/0xd0
[   20.781893][  T278]  do_syscall_64+0x117/0xfc0
[   20.782028][  T278]  ? trace_hardirqs_off+0xd/0x30
[   20.782171][  T278]  ? exc_page_fault+0xee/0x100
[   20.782303][  T278]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.782468][  T278] RIP: 0033:0x7fdacca6e08e
[   20.782608][  T278] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.783106][  T278] RSP: 002b:00007fff74752eb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.783311][  T278] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdacca6e08e
[   20.783519][  T278] RDX: 0000000000000000 RSI: 00007fff74752f60 RDI: 0000000000000005
[   20.783717][  T278] RBP: 00007fff74752ec0 R08: 0000000000000000 R09: 0000000000000000
[   20.783925][  T278] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c678
[   20.784135][  T278] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff74753630
[   20.784340][  T278]  </TASK>
[   20.784444][  T278] irq event stamp: 23623
[   20.784544][  T278] hardirqs last  enabled at (23631): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.784778][  T278] hardirqs last disabled at (23638): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.785031][  T278] softirqs last  enabled at (22942): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   20.785267][  T278] softirqs last disabled at (22845): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   20.785495][  T278] ---[ end trace 0000000000000000 ]---
[   20.786364][   T36] ------------[ cut here ]------------
[   20.786515][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:0/36
[   20.786780][   T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.787065][   T36] Tainted: [W]=WARN
[   20.787175][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.787342][   T36] Workqueue: events_unbound linkwatch_event
[   20.787516][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.787706][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.788188][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   20.788353][   T36] RAX: 00000000ffffffa6 RBX: ff1100000269aac0 RCX: 1ff4000000051f02
[   20.788545][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269ab78
[   20.788749][   T36] RBP: ff11000015894000 R08: 1fe22000004d3570 R09: ff11000001d651a8
[   20.788948][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   20.789143][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   20.789334][   T36] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   20.789550][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.789703][   T36] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[   20.789894][   T36] PKRU: 55555554
[   20.789988][   T36] Call Trace:
[   20.790080][   T36]  <TASK>
[   20.790152][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.790279][   T36]  ? notifier_call_chain+0xb0/0x320
[   20.790408][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   20.790500][   T36]  netif_state_change+0x155/0x340
[   20.790624][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   20.790782][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   20.790903][   T36]  __linkwatch_run_queue+0x34c/0x750
[   20.791024][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   20.791154][   T36]  linkwatch_event+0x7f/0xb0
[   20.791300][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   20.791435][   T36]  process_one_work+0xdf8/0x1410
[   20.791562][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   20.791692][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   20.791832][   T36]  worker_thread+0x4f1/0xd60
[   20.791957][   T36]  ? rescuer_thread+0x1320/0x1320
[   20.792085][   T36]  kthread+0x367/0x460
[   20.792193][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   20.792358][   T36]  ? kthread_affine_node+0x330/0x330
[   20.792491][   T36]  ret_from_fork+0x474/0x6b0
[   20.792618][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   20.792786][   T36]  ? __switch_to+0x5a3/0xe00
[   20.792914][   T36]  ? kthread_affine_node+0x330/0x330
[   20.793051][   T36]  ret_from_fork_asm+0x11/0x20
[   20.793194][   T36]  </TASK>
[   20.793289][   T36] irq event stamp: 80387
[   20.793390][   T36] hardirqs last  enabled at (80395): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.793615][   T36] hardirqs last disabled at (80402): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.793840][   T36] softirqs last  enabled at (80034): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   20.794066][   T36] softirqs last disabled at (80029): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   20.794290][   T36] ---[ end trace 0000000000000000 ]---
[   20.794930][   T36] ------------[ cut here ]------------
[   20.795061][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:0/36
[   20.795429][   T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.795881][   T36] Tainted: [W]=WARN
[   20.796036][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.796253][   T36] Workqueue: events_unbound linkwatch_event
[   20.796428][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.796610][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.797087][   T36] RSP: 0018:ffa000000028f760 EFLAGS: 00010286
[   20.797284][   T36] RAX: 00000000ffffffa6 RBX: ff1100000269a580 RCX: 1ff4000000051eb2
[   20.797509][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269a638
[   20.797716][   T36] RBP: ff1100000fb89000 R08: 1fe22000004d34c8 R09: ff11000001d651a8
[   20.797947][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   20.798170][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   20.798398][   T36] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   20.798661][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.798864][   T36] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[   20.799086][   T36] PKRU: 55555554
[   20.799222][   T36] Call Trace:
[   20.799335][   T36]  <TASK>
[   20.799409][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.799553][   T36]  ? notifier_call_chain+0xb0/0x320
[   20.799699][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   20.799801][   T36]  netif_state_change+0x155/0x340
[   20.799929][   T36]  ? __queue_work+0x31a/0xc00
[   20.800059][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   20.800228][   T36]  ? lockdep_hardirqs_on+0x8c/0x130
[   20.800362][   T36]  ? mod_delayed_work_on+0x109/0x120
[   20.800548][   T36]  netif_set_operstate+0xc1/0x100
[   20.800703][   T36]  ? rtnl_put_cacheinfo+0x250/0x250
[   20.800838][   T36]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   20.801001][   T36]  hsr_check_carrier_and_operstate+0x4da/0x700
[   20.801170][   T36]  hsr_netdev_notify+0x387/0xad0
[   20.801299][   T36]  ? unregister_vlan_dev+0x380/0x380
[   20.801431][   T36]  ? hsr_port_get_hsr+0x150/0x150
[   20.801565][   T36]  notifier_call_chain+0xb0/0x320
[   20.801697][   T36]  netif_state_change+0x139/0x340
[   20.801832][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   20.801996][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   20.802130][   T36]  __linkwatch_run_queue+0x34c/0x750
[   20.802260][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   20.802411][   T36]  linkwatch_event+0x7f/0xb0
[   20.802542][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   20.802673][   T36]  process_one_work+0xdf8/0x1410
[   20.802812][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   20.802944][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   20.803079][   T36]  worker_thread+0x4f1/0xd60
[   20.803217][   T36]  ? rescuer_thread+0x1320/0x1320
[   20.803345][   T36]  kthread+0x367/0x460
[   20.803442][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   20.803605][   T36]  ? kthread_affine_node+0x330/0x330
[   20.803735][   T36]  ret_from_fork+0x474/0x6b0
[   20.803871][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   20.804031][   T36]  ? __switch_to+0x5a3/0xe00
[   20.804172][   T36]  ? kthread_affine_node+0x330/0x330
[   20.804304][   T36]  ret_from_fork_asm+0x11/0x20
[   20.804439][   T36]  </TASK>
[   20.804539][   T36] irq event stamp: 81315
[   20.804636][   T36] hardirqs last  enabled at (81323): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.804878][   T36] hardirqs last disabled at (81330): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.805104][   T36] softirqs last  enabled at (80914): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   20.805332][   T36] softirqs last disabled at (80897): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   20.805562][   T36] ---[ end trace 0000000000000000 ]---
[   20.805801][   T36] ------------[ cut here ]------------
[   20.805920][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:0/36
[   20.806165][   T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.806443][   T36] Tainted: [W]=WARN
[   20.806535][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.806687][   T36] Workqueue: events_unbound linkwatch_event
[   20.806855][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.807026][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.807482][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   20.807640][   T36] RAX: 00000000ffffffa6 RBX: ff1100000269a740 RCX: 1ff4000000051f02
[   20.807827][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269a7f8
[   20.808011][   T36] RBP: ff11000015891000 R08: 1fe22000004d3500 R09: ff11000001d651a8
[   20.808219][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   20.808401][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   20.808583][   T36] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   20.808813][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.808967][   T36] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[   20.809163][   T36] PKRU: 55555554
[   20.809255][   T36] Call Trace:
[   20.809354][   T36]  <TASK>
[   20.809429][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.809559][   T36]  ? notifier_call_chain+0xb0/0x320
[   20.809690][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   20.809795][   T36]  netif_state_change+0x155/0x340
[   20.809928][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   20.810091][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   20.810230][   T36]  __linkwatch_run_queue+0x34c/0x750
[   20.810361][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   20.810491][   T36]  linkwatch_event+0x7f/0xb0
[   20.810622][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   20.810747][   T36]  process_one_work+0xdf8/0x1410
[   20.810877][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   20.811002][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   20.811139][   T36]  worker_thread+0x4f1/0xd60
[   20.811268][   T36]  ? rescuer_thread+0x1320/0x1320
[   20.811398][   T36]  kthread+0x367/0x460
[   20.811493][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   20.811653][   T36]  ? kthread_affine_node+0x330/0x330
[   20.811785][   T36]  ret_from_fork+0x474/0x6b0
[   20.811917][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   20.812082][   T36]  ? __switch_to+0x5a3/0xe00
[   20.812217][   T36]  ? kthread_affine_node+0x330/0x330
[   20.812342][   T36]  ret_from_fork_asm+0x11/0x20
[   20.812470][   T36]  </TASK>
[   20.812572][   T36] irq event stamp: 81791
[   20.812664][   T36] hardirqs last  enabled at (81799): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.812885][   T36] hardirqs last disabled at (81806): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.813108][   T36] softirqs last  enabled at (81398): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   20.813332][   T36] softirqs last disabled at (81396): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   20.813554][   T36] ---[ end trace 0000000000000000 ]---
[   20.814218][   T36] ------------[ cut here ]------------
[   20.814350][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:0/36
[   20.814610][   T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.814912][   T36] Tainted: [W]=WARN
[   20.815006][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.815172][   T36] Workqueue: events_unbound linkwatch_event
[   20.815348][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.815515][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.815966][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   20.816132][   T36] RAX: 00000000ffffffa6 RBX: ff1100000269a900 RCX: 1ff4000000051f02
[   20.816324][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269a9b8
[   20.816508][   T36] RBP: ff1100000fb89000 R08: 1fe22000004d3538 R09: ff11000001d651a8
[   20.816700][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   20.816899][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   20.817091][   T36] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   20.817313][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.817469][   T36] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[   20.817655][   T36] PKRU: 55555554
[   20.817760][   T36] Call Trace:
[   20.817853][   T36]  <TASK>
[   20.817922][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.818050][   T36]  ? notifier_call_chain+0xb0/0x320
[   20.818188][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   20.818287][   T36]  netif_state_change+0x155/0x340
[   20.818417][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   20.818578][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   20.818705][   T36]  __linkwatch_run_queue+0x34c/0x750
[   20.818862][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   20.818996][   T36]  linkwatch_event+0x7f/0xb0
[   20.819130][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   20.819263][   T36]  process_one_work+0xdf8/0x1410
[   20.819396][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   20.819530][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   20.819677][   T36]  worker_thread+0x4f1/0xd60
[   20.819822][   T36]  ? rescuer_thread+0x1320/0x1320
[   20.819960][   T36]  kthread+0x367/0x460
[   20.820058][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   20.820227][   T36]  ? kthread_affine_node+0x330/0x330
[   20.820358][   T36]  ret_from_fork+0x474/0x6b0
[   20.820493][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   20.820650][   T36]  ? __switch_to+0x5a3/0xe00
[   20.820786][   T36]  ? kthread_affine_node+0x330/0x330
[   20.820924][   T36]  ret_from_fork_asm+0x11/0x20
[   20.821064][   T36]  </TASK>
[   20.821170][   T36] irq event stamp: 82553
[   20.821273][   T36] hardirqs last  enabled at (82561): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.821510][   T36] hardirqs last disabled at (82568): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.821744][   T36] softirqs last  enabled at (82160): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   20.821979][   T36] softirqs last disabled at (82158): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   20.822212][   T36] ---[ end trace 0000000000000000 ]---
[   20.863714][  T279] hsr3: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   20.864532][  T279] ------------[ cut here ]------------
[   20.864749][  T279] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/279
[   20.865051][  T279] CPU: 2 UID: 0 PID: 279 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   20.865489][  T279] Tainted: [W]=WARN
[   20.865746][  T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.866074][  T279] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   20.866399][  T279] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   20.866967][  T279] RSP: 0018:ffa0000000b97020 EFLAGS: 00010286
[   20.867353][  T279] RAX: 00000000ffffffa6 RBX: ff11000010815c40 RCX: 1ff4000000172dca
[   20.867740][  T279] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010815cf8
[   20.868137][  T279] RBP: ff1100000f654000 R08: 1fe2200002102ba0 R09: ff11000011c00b58
[   20.868503][  T279] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   20.868881][  T279] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f654ce1
[   20.869273][  T279] FS:  00007fcc806ea840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   20.869706][  T279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.870026][  T279] CR2: 00000000239c4988 CR3: 00000000159f6004 CR4: 0000000000771ef0
[   20.870412][  T279] PKRU: 55555554
[   20.870626][  T279] Call Trace:
[   20.870845][  T279]  <TASK>
[   20.871007][  T279]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   20.871295][  T279]  rtmsg_ifinfo+0x5c/0xb0
[   20.871511][  T279]  ? mark_held_locks+0x40/0x70
[   20.871786][  T279]  __dev_notify_flags+0x1b8/0x280
[   20.872060][  T279]  ? netif_change_name+0x8c0/0x8c0
[   20.872346][  T279]  ? __dev_change_flags+0x4a4/0x660
[   20.872595][  T279]  ? netif_set_allmulti+0x250/0x250
[   20.872846][  T279]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.873143][  T279]  ? is_bpf_text_address+0x68/0x110
[   20.873415][  T279]  netif_change_flags+0xfe/0x190
[   20.873678][  T279]  do_setlink.isra.0+0x1cc3/0x2750
[   20.873949][  T279]  ? rtnl_link_get_size+0x350/0x350
[   20.874238][  T279]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   20.874552][  T279]  ? rcu_read_lock_any_held+0x3c/0x90
[   20.874823][  T279]  ? validate_chain+0x38b/0xc20
[   20.875093][  T279]  ? rcu_read_lock_any_held+0x66/0x90
[   20.875355][  T279]  ? stack_depot_save_flags+0x367/0x770
[   20.875612][  T279]  ? __lock_acquire+0x508/0xc10
[   20.875889][  T279]  ? lock_acquire.part.0+0xbc/0x260
[   20.876177][  T279]  ? rtnl_newlink+0x883/0xea0
[   20.876440][  T279]  ? rcu_is_watching+0x15/0xd0
[   20.876705][  T279]  ? lock_acquire+0x134/0x160
[   20.876979][  T279]  ? rcu_is_watching+0x15/0xd0
[   20.877270][  T279]  ? rcu_is_watching+0x15/0xd0
[   20.877522][  T279]  ? trace_contention_end+0xb3/0x1a0
[   20.877795][  T279]  ? __mutex_lock+0x1db/0x2010
[   20.878067][  T279]  ? __mutex_lock+0x9b2/0x2010
[   20.878366][  T279]  ? rtnl_newlink+0x883/0xea0
[   20.878635][  T279]  ? ww_mutex_lock+0x160/0x160
[   20.878921][  T279]  ? __rtnl_newlink+0x3fa/0xa50
[   20.879209][  T279]  rtnl_newlink+0x8d1/0xea0
[   20.879502][  T279]  ? lock_acquire.part.0+0xbc/0x260
[   20.879769][  T279]  ? __rtnl_newlink+0xa50/0xa50
[   20.880031][  T279]  ? mark_usage+0x61/0x170
[   20.880317][  T279]  ? lock_acquire.part.0+0xbc/0x260
[   20.880588][  T279]  ? find_held_lock+0x2b/0x80
[   20.880857][  T279]  ? __rtnl_newlink+0xa50/0xa50
[   20.881137][  T279]  ? __lock_release.isra.0+0x6b/0x1a0
[   20.881398][  T279]  ? __rtnl_newlink+0xa50/0xa50
[   20.881668][  T279]  rtnetlink_rcv_msg+0x40d/0x9e0
[   20.881942][  T279]  ? validate_chain+0x38b/0xc20
[   20.882220][  T279]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.882497][  T279]  ? __lock_acquire+0x508/0xc10
[   20.882775][  T279]  ? lock_acquire.part.0+0xbc/0x260
[   20.883039][  T279]  ? find_held_lock+0x2b/0x80
[   20.883250][  T279]  netlink_rcv_skb+0x14e/0x3a0
[   20.883435][  T279]  ? rtnl_stats_set+0x3f0/0x3f0
[   20.883691][  T279]  ? netlink_ack+0xcd0/0xcd0
[   20.883985][  T279]  ? netlink_deliver_tap+0xc5/0x330
[   20.884281][  T279]  ? netlink_deliver_tap+0x13c/0x330
[   20.884582][  T279]  netlink_unicast+0x486/0x750
[   20.884879][  T279]  ? netlink_attachskb+0x810/0x810
[   20.885161][  T279]  ? __lock_acquire+0x508/0xc10
[   20.885434][  T279]  netlink_sendmsg+0x735/0xc60
[   20.885706][  T279]  ? netlink_unicast+0x750/0x750
[   20.885981][  T279]  ? __might_fault+0x97/0x140
[   20.886264][  T279]  ____sys_sendmsg+0x419/0x850
[   20.886530][  T279]  ? copy_msghdr_from_user+0x2a0/0x460
[   20.886817][  T279]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   20.887188][  T279]  ? move_addr_to_kernel+0x40/0x40
[   20.887449][  T279]  ? stack_depot_save_flags+0x367/0x770
[   20.887716][  T279]  ? validate_chain+0x38b/0xc20
[   20.887974][  T279]  ___sys_sendmsg+0x14e/0x1d0
[   20.888242][  T279]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   20.888564][  T279]  ? copy_msghdr_from_user+0x460/0x460
[   20.888867][  T279]  __sys_sendmsg+0x145/0x1f0
[   20.889148][  T279]  ? __sys_sendmsg_sock+0x20/0x20
[   20.889405][  T279]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   20.889721][  T279]  ? do_raw_spin_unlock+0x59/0x250
[   20.889995][  T279]  ? rcu_is_watching+0x15/0xd0
[   20.890296][  T279]  do_syscall_64+0x117/0xfc0
[   20.890546][  T279]  ? trace_hardirqs_off+0xd/0x30
[   20.890824][  T279]  ? exc_page_fault+0xee/0x100
[   20.891129][  T279]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   20.891446][  T279] RIP: 0033:0x7fcc8092408e
[   20.891720][  T279] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   20.892523][  T279] RSP: 002b:00007ffecd81f160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.892895][  T279] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcc8092408e
[   20.893284][  T279] RDX: 0000000000000000 RSI: 00007ffecd81f210 RDI: 0000000000000005
[   20.893645][  T279] RBP: 00007ffecd81f170 R08: 0000000000000000 R09: 0000000000000000
[   20.894020][  T279] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c678
[   20.894394][  T279] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecd81f8e0
[   20.894765][  T279]  </TASK>
[   20.894977][  T279] irq event stamp: 18077
[   20.895204][  T279] hardirqs last  enabled at (18089): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   20.895612][  T279] hardirqs last disabled at (18098): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   20.896036][  T279] softirqs last  enabled at (17096): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   20.896454][  T279] softirqs last disabled at (17091): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   20.896883][  T279] ---[ end trace 0000000000000000 ]---
[   21.044169][   T39] ------------[ cut here ]------------
[   21.044378][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[   21.044632][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   21.044917][   T39] Tainted: [W]=WARN
[   21.045010][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.045174][   T39] Workqueue: events_unbound linkwatch_event
[   21.045342][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   21.045502][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   21.045946][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   21.046111][   T39] RAX: 00000000ffffffa6 RBX: ff11000004e38040 RCX: 1ff4000000057f02
[   21.046298][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e380f8
[   21.046483][   T39] RBP: ff1100000f131000 R08: 1fe22000009c7020 R09: ff11000001d951a8
[   21.046663][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   21.046852][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   21.047038][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   21.047270][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.047424][   T39] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[   21.047609][   T39] PKRU: 55555554
[   21.047702][   T39] Call Trace:
[   21.047804][   T39]  <TASK>
[   21.047874][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   21.047998][   T39]  ? notifier_call_chain+0xb0/0x320
[   21.048128][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   21.048222][   T39]  netif_state_change+0x155/0x340
[   21.048346][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   21.048498][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   21.048618][   T39]  __linkwatch_run_queue+0x34c/0x750
[   21.048742][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   21.048872][   T39]  linkwatch_event+0x7f/0xb0
[   21.048993][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   21.049121][   T39]  process_one_work+0xdf8/0x1410
[   21.049249][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   21.049376][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   21.049503][   T39]  worker_thread+0x4f1/0xd60
[   21.049628][   T39]  ? rescuer_thread+0x1320/0x1320
[   21.049748][   T39]  kthread+0x367/0x460
[   21.049878][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   21.050029][   T39]  ? kthread_affine_node+0x330/0x330
[   21.050157][   T39]  ret_from_fork+0x474/0x6b0
[   21.050280][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   21.050428][   T39]  ? __switch_to+0x5a3/0xe00
[   21.050551][   T39]  ? kthread_affine_node+0x330/0x330
[   21.050670][   T39]  ret_from_fork_asm+0x11/0x20
[   21.050802][   T39]  </TASK>
[   21.050897][   T39] irq event stamp: 68621
[   21.050990][   T39] hardirqs last  enabled at (68629): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   21.051208][   T39] hardirqs last disabled at (68638): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   21.051423][   T39] softirqs last  enabled at (68380): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   21.051635][   T39] softirqs last disabled at (68373): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   21.051855][   T39] ---[ end trace 0000000000000000 ]---
[   21.062008][   T39] ------------[ cut here ]------------
[   21.062177][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[   21.062466][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   21.062771][   T39] Tainted: [W]=WARN
[   21.062867][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.063030][   T39] Workqueue: events_unbound linkwatch_event
[   21.063209][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   21.063388][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   21.063870][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   21.064026][   T39] RAX: 00000000ffffffa6 RBX: ff11000004e38740 RCX: 1ff4000000057f02
[   21.064215][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e387f8
[   21.064396][   T39] RBP: ff11000013dec000 R08: 1fe22000009c7100 R09: ff11000001d951a8
[   21.064574][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   21.064765][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   21.064952][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   21.065224][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.065407][   T39] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[   21.065594][   T39] PKRU: 55555554
[   21.065687][   T39] Call Trace:
[   21.065788][   T39]  <TASK>
[   21.065853][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   21.065978][   T39]  ? notifier_call_chain+0xb0/0x320
[   21.066107][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   21.066200][   T39]  netif_state_change+0x155/0x340
[   21.066322][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   21.066476][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   21.066594][   T39]  __linkwatch_run_queue+0x34c/0x750
[   21.066714][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   21.066841][   T39]  linkwatch_event+0x7f/0xb0
[   21.066961][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   21.067081][   T39]  process_one_work+0xdf8/0x1410
[   21.067277][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   21.067414][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   21.067540][   T39]  worker_thread+0x4f1/0xd60
[   21.067666][   T39]  ? rescuer_thread+0x1320/0x1320
[   21.067794][   T39]  kthread+0x367/0x460
[   21.067885][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   21.068040][   T39]  ? kthread_affine_node+0x330/0x330
[   21.068168][   T39]  ret_from_fork+0x474/0x6b0
[   21.068292][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   21.068443][   T39]  ? __switch_to+0x5a3/0xe00
[   21.068570][   T39]  ? kthread_affine_node+0x330/0x330
[   21.068742][   T39]  ret_from_fork_asm+0x11/0x20
[   21.068884][   T39]  </TASK>
[   21.068975][   T39] irq event stamp: 78523
[   21.069066][   T39] hardirqs last  enabled at (78531): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   21.069287][   T39] hardirqs last disabled at (78540): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   21.069496][   T39] softirqs last  enabled at (78472): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   21.069705][   T39] softirqs last disabled at (78467): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   21.069922][   T39] ---[ end trace 0000000000000000 ]---
[   24.098908][  T295] ------------[ cut here ]------------
[   24.099190][  T295] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/295
[   24.099557][  T295] CPU: 0 UID: 0 PID: 295 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   24.099966][  T295] Tainted: [W]=WARN
[   24.100123][  T295] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.100373][  T295] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   24.100641][  T295] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   24.101365][  T295] RSP: 0018:ffa0000000d07020 EFLAGS: 00010286
[   24.101618][  T295] RAX: 00000000ffffffa6 RBX: ff110000050d4c80 RCX: 1ff40000001a0dca
[   24.101922][  T295] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000050d4d38
[   24.102228][  T295] RBP: ff11000013851000 R08: 1fe2200000a1a9a8 R09: ff11000013a7d158
[   24.102528][  T295] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   24.102834][  T295] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013851ce1
[   24.103150][  T295] FS:  00007fe8b3459840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   24.103509][  T295] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.103760][  T295] CR2: 00000000251b7988 CR3: 0000000010c9e005 CR4: 0000000000771ef0
[   24.104070][  T295] PKRU: 55555554
[   24.104232][  T295] Call Trace:
[   24.104380][  T295]  <TASK>
[   24.104486][  T295]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   24.104688][  T295]  rtmsg_ifinfo+0x5c/0xb0
[   24.105003][  T295]  ? mark_held_locks+0x40/0x70
[   24.105379][  T295]  __dev_notify_flags+0x1b8/0x280
[   24.105582][  T295]  ? netif_change_name+0x8c0/0x8c0
[   24.105788][  T295]  ? __dev_change_flags+0x288/0x660
[   24.105990][  T295]  ? netif_set_allmulti+0x250/0x250
[   24.106301][  T295]  ? __lock_release.isra.0+0x6b/0x1a0
[   24.106554][  T295]  ? is_bpf_text_address+0x68/0x110
[   24.106760][  T295]  netif_change_flags+0xfe/0x190
[   24.106967][  T295]  do_setlink.isra.0+0x1cc3/0x2750
[   24.107176][  T295]  ? rtnl_link_get_size+0x350/0x350
[   24.107375][  T295]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   24.107623][  T295]  ? rcu_read_lock_any_held+0x3c/0x90
[   24.107831][  T295]  ? validate_chain+0x38b/0xc20
[   24.108033][  T295]  ? rcu_read_lock_any_held+0x66/0x90
[   24.108240][  T295]  ? stack_depot_save_flags+0x367/0x770
[   24.108448][  T295]  ? __lock_acquire+0x508/0xc10
[   24.108652][  T295]  ? lock_acquire.part.0+0xbc/0x260
[   24.108853][  T295]  ? rtnl_newlink+0x883/0xea0
[   24.109055][  T295]  ? rcu_is_watching+0x15/0xd0
[   24.109265][  T295]  ? lock_acquire+0x134/0x160
[   24.109461][  T295]  ? rcu_is_watching+0x15/0xd0
[   24.109664][  T295]  ? rcu_is_watching+0x15/0xd0
[   24.109873][  T295]  ? trace_contention_end+0xb3/0x1a0
[   24.110074][  T295]  ? __mutex_lock+0x1db/0x2010
[   24.110286][  T295]  ? __mutex_lock+0x9b2/0x2010
[   24.110488][  T295]  ? rtnl_newlink+0x883/0xea0
[   24.110690][  T295]  ? ww_mutex_lock+0x160/0x160
[   24.110898][  T295]  ? __rtnl_newlink+0x3fa/0xa50
[   24.111112][  T295]  rtnl_newlink+0x8d1/0xea0
[   24.111316][  T295]  ? lock_acquire.part.0+0xbc/0x260
[   24.111515][  T295]  ? __rtnl_newlink+0xa50/0xa50
[   24.111713][  T295]  ? mark_usage+0x61/0x170
[   24.111917][  T295]  ? lock_acquire.part.0+0xbc/0x260
[   24.112125][  T295]  ? find_held_lock+0x2b/0x80
[   24.112324][  T295]  ? __rtnl_newlink+0xa50/0xa50
[   24.112525][  T295]  ? __lock_release.isra.0+0x6b/0x1a0
[   24.112723][  T295]  ? __rtnl_newlink+0xa50/0xa50
[   24.112930][  T295]  rtnetlink_rcv_msg+0x40d/0x9e0
[   24.113137][  T295]  ? validate_chain+0x38b/0xc20
[   24.113337][  T295]  ? rtnl_stats_set+0x3f0/0x3f0
[   24.113533][  T295]  ? __lock_acquire+0x508/0xc10
[   24.113731][  T295]  ? lock_acquire.part.0+0xbc/0x260
[   24.113929][  T295]  ? find_held_lock+0x2b/0x80
[   24.114133][  T295]  netlink_rcv_skb+0x14e/0x3a0
[   24.114322][  T295]  ? rtnl_stats_set+0x3f0/0x3f0
[   24.114516][  T295]  ? netlink_ack+0xcd0/0xcd0
[   24.114714][  T295]  ? netlink_deliver_tap+0xc5/0x330
[   24.114915][  T295]  ? netlink_deliver_tap+0x13c/0x330
[   24.115121][  T295]  netlink_unicast+0x486/0x750
[   24.115320][  T295]  ? netlink_attachskb+0x810/0x810
[   24.115526][  T295]  ? __lock_acquire+0x508/0xc10
[   24.115720][  T295]  netlink_sendmsg+0x735/0xc60
[   24.115917][  T295]  ? netlink_unicast+0x750/0x750
[   24.116126][  T295]  ? __might_fault+0x97/0x140
[   24.116329][  T295]  ____sys_sendmsg+0x419/0x850
[   24.116529][  T295]  ? copy_msghdr_from_user+0x2a0/0x460
[   24.116729][  T295]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   24.116978][  T295]  ? move_addr_to_kernel+0x40/0x40
[   24.117185][  T295]  ? stack_depot_save_flags+0x367/0x770
[   24.117384][  T295]  ? validate_chain+0x38b/0xc20
[   24.117583][  T295]  ___sys_sendmsg+0x14e/0x1d0
[   24.117783][  T295]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   24.118028][  T295]  ? copy_msghdr_from_user+0x460/0x460
[   24.118254][  T295]  __sys_sendmsg+0x145/0x1f0
[   24.118454][  T295]  ? __sys_sendmsg_sock+0x20/0x20
[   24.118656][  T295]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   24.118921][  T295]  ? do_raw_spin_unlock+0x59/0x250
[   24.119131][  T295]  ? rcu_is_watching+0x15/0xd0
[   24.119330][  T295]  do_syscall_64+0x117/0xfc0
[   24.119528][  T295]  ? trace_hardirqs_off+0xd/0x30
[   24.119727][  T295]  ? exc_page_fault+0xee/0x100
[   24.119928][  T295]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   24.120187][  T295] RIP: 0033:0x7fe8b369308e
[   24.120390][  T295] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   24.121117][  T295] RSP: 002b:00007ffce88b3f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.121457][  T295] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe8b369308e
[   24.121761][  T295] RDX: 0000000000000000 RSI: 00007ffce88b3ff0 RDI: 0000000000000005
[   24.122062][  T295] RBP: 00007ffce88b3f50 R08: 0000000000000000 R09: 0000000000000000
[   24.122369][  T295] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c67b
[   24.122668][  T295] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce88b46c0
[   24.122978][  T295]  </TASK>
[   24.123137][  T295] irq event stamp: 20129
[   24.123289][  T295] hardirqs last  enabled at (20137): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   24.123636][  T295] hardirqs last disabled at (20144): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   24.123987][  T295] softirqs last  enabled at (19486): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   24.124345][  T295] softirqs last disabled at (19435): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   24.124687][  T295] ---[ end trace 0000000000000000 ]---
[   24.127047][   T36] ------------[ cut here ]------------
[   24.127965][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u17:0/36
[   24.128342][   T36] CPU: 0 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   24.128756][   T36] Tainted: [W]=WARN
[   24.128909][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.129149][   T36] Workqueue: events_unbound linkwatch_event
[   24.129386][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   24.129622][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   24.130288][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   24.130520][   T36] RAX: 00000000ffffffa6 RBX: ff110000130ca580 RCX: 1ff4000000051f02
[   24.130794][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000130ca638
[   24.131215][   T36] RBP: ff11000013dec000 R08: 1fe22000026194c8 R09: ff11000001d651a8
[   24.131487][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   24.131761][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.132184][   T36] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   24.132496][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.132719][   T36] CR2: 00000000251b7988 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   24.133138][   T36] PKRU: 55555554
[   24.133276][   T36] Call Trace:
[   24.133412][   T36]  <TASK>
[   24.133506][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   24.133824][   T36]  ? notifier_call_chain+0xb0/0x320
[   24.134012][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   24.134159][   T36]  netif_state_change+0x155/0x340
[   24.134342][   T36]  ? dev_deactivate+0xc1/0x210
[   24.134649][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   24.134889][   T36]  ? rfc2863_policy+0x1a0/0x310
[   24.135075][   T36]  ? linkwatch_do_dev+0x9c/0xd0
[   24.135265][   T36]  __linkwatch_run_queue+0x34c/0x750
[   24.135576][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   24.135760][   T36]  linkwatch_event+0x7f/0xb0
[   24.135943][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   24.136134][   T36]  process_one_work+0xdf8/0x1410
[   24.136446][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   24.136628][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   24.136817][   T36]  worker_thread+0x4f1/0xd60
[   24.137001][   T36]  ? rescuer_thread+0x1320/0x1320
[   24.137193][   T36]  kthread+0x367/0x460
[   24.137335][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   24.137564][   T36]  ? kthread_affine_node+0x330/0x330
[   24.137746][   T36]  ret_from_fork+0x474/0x6b0
[   24.138064][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   24.138298][   T36]  ? __switch_to+0x5a3/0xe00
[   24.138481][   T36]  ? kthread_affine_node+0x330/0x330
[   24.138664][   T36]  ret_from_fork_asm+0x11/0x20
[   24.138995][   T36]  </TASK>
[   24.139140][   T36] irq event stamp: 84227
[   24.139280][   T36] hardirqs last  enabled at (84235): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   24.139592][   T36] hardirqs last disabled at (84242): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   24.140038][   T36] softirqs last  enabled at (83980): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   24.140362][   T36] softirqs last disabled at (83975): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   24.140810][   T36] ---[ end trace 0000000000000000 ]---
[   26.771633][   T67] ------------[ cut here ]------------
[   26.771834][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   26.772090][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   26.772372][   T67] Tainted: [W]=WARN
[   26.772462][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.772613][   T67] Workqueue: netns cleanup_net
[   26.772741][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   26.772902][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   26.773335][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   26.773488][   T67] RAX: 00000000ffffffa6 RBX: ff11000015da4ac0 RCX: 1ff4000000090eed
[   26.773671][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015da4b78
[   26.773853][   T67] RBP: ff11000005209000 R08: 1fe2200002bb4970 R09: ff1100000faa0bd0
[   26.774031][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   26.774261][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.774439][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   26.774648][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.774798][   T67] CR2: 00007f2bfb7c6f98 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   26.774979][   T67] PKRU: 55555554
[   26.775068][   T67] Call Trace:
[   26.775194][   T67]  <TASK>
[   26.775258][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   26.775410][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   26.775558][   T67]  ? queue_rcu_work+0x7c/0xa0
[   26.775681][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   26.775804][   T67]  ? rtnl_is_locked+0x15/0x20
[   26.775922][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   26.776038][   T67]  ? mutex_is_locked+0x1c/0x50
[   26.776168][   T67]  ops_undo_list+0x615/0x8f0
[   26.776288][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   26.776406][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   26.776528][   T67]  cleanup_net+0x431/0x890
[   26.776646][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   26.776764][   T67]  ? process_one_work+0xdb7/0x1410
[   26.776888][   T67]  ? lock_acquire+0x134/0x160
[   26.777002][   T67]  ? rcu_is_watching+0x15/0xd0
[   26.777130][   T67]  process_one_work+0xdf8/0x1410
[   26.777253][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   26.777371][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   26.777498][   T67]  worker_thread+0x4f1/0xd60
[   26.777619][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.777738][   T67]  ? __kthread_parkme+0xbd/0x210
[   26.777871][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.777988][   T67]  kthread+0x367/0x460
[   26.778079][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   26.778247][   T67]  ? kthread_affine_node+0x330/0x330
[   26.778371][   T67]  ret_from_fork+0x474/0x6b0
[   26.778493][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   26.778643][   T67]  ? __switch_to+0x5a3/0xe00
[   26.778770][   T67]  ? kthread_affine_node+0x330/0x330
[   26.778895][   T67]  ret_from_fork_asm+0x11/0x20
[   26.779020][   T67]  </TASK>
[   26.779119][   T67] irq event stamp: 181477
[   26.779212][   T67] hardirqs last  enabled at (181485): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   26.779426][   T67] hardirqs last disabled at (181492): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   26.779635][   T67] softirqs last  enabled at (181276): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   26.779850][   T67] softirqs last disabled at (181271): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   26.780059][   T67] ---[ end trace 0000000000000000 ]---
[   26.791126][   T67] vethA: left promiscuous mode
[   26.791398][   T67] ------------[ cut here ]------------
[   26.791536][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   26.791826][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   26.792213][   T67] Tainted: [W]=WARN
[   26.792332][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.792499][   T67] Workqueue: netns cleanup_net
[   26.792640][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   26.792824][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   26.793420][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   26.793594][   T67] RAX: 00000000ffffffa6 RBX: ff11000015da4c80 RCX: 1ff4000000090eae
[   26.793791][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015da4d38
[   26.794045][   T67] RBP: ff110000075b1000 R08: 1fe2200002bb49a8 R09: ff1100000faa0bd0
[   26.794261][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   26.794572][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f9cfb50
[   26.794779][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   26.795065][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.795316][   T67] CR2: 00007f2bfb7c6f98 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   26.795572][   T67] PKRU: 55555554
[   26.795670][   T67] Call Trace:
[   26.795769][   T67]  <TASK>
[   26.795845][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   26.795982][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   26.796082][   T67]  __dev_notify_flags+0x1b8/0x280
[   26.796268][   T67]  ? netdev_info+0xe2/0x116
[   26.796401][   T67]  ? netdev_notice+0x120/0x120
[   26.796530][   T67]  ? netif_change_name+0x8c0/0x8c0
[   26.796662][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   26.796831][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   26.796965][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   26.797153][   T67]  __dev_set_promiscuity+0x194/0x230
[   26.797288][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   26.797425][   T67]  netif_set_promiscuity+0x4c/0xc0
[   26.797559][   T67]  dev_set_promiscuity+0x9d/0x150
[   26.797692][   T67]  hsr_del_port+0x36d/0x490
[   26.797836][   T67]  hsr_del_ports+0x24/0x80
[   26.797967][   T67]  hsr_dellink+0x5d/0x90
[   26.798067][   T67]  default_device_exit_batch+0x19d/0x600
[   26.798254][   T67]  ? unregister_netdev+0x60/0x60
[   26.798428][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   26.798628][   T67]  ops_undo_list+0x2ce/0x8f0
[   26.798765][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   26.798904][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   26.799207][   T67]  cleanup_net+0x431/0x890
[   26.799416][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   26.799592][   T67]  ? process_one_work+0xdb7/0x1410
[   26.799729][   T67]  ? lock_acquire+0x134/0x160
[   26.799870][   T67]  ? rcu_is_watching+0x15/0xd0
[   26.800004][   T67]  process_one_work+0xdf8/0x1410
[   26.800279][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   26.800427][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   26.800565][   T67]  worker_thread+0x4f1/0xd60
[   26.800699][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.800839][   T67]  ? __kthread_parkme+0xbd/0x210
[   26.800974][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.801164][   T67]  kthread+0x367/0x460
[   26.801264][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   26.801432][   T67]  ? kthread_affine_node+0x330/0x330
[   26.801564][   T67]  ret_from_fork+0x474/0x6b0
[   26.801698][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   26.801870][   T67]  ? __switch_to+0x5a3/0xe00
[   26.802007][   T67]  ? kthread_affine_node+0x330/0x330
[   26.802267][   T67]  ret_from_fork_asm+0x11/0x20
[   26.802473][   T67]  </TASK>
[   26.802621][   T67] irq event stamp: 183993
[   26.802739][   T67] hardirqs last  enabled at (184001): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   26.802981][   T67] hardirqs last disabled at (184008): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   26.803273][   T67] softirqs last  enabled at (184108): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   26.803505][   T67] softirqs last disabled at (184017): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   26.803740][   T67] ---[ end trace 0000000000000000 ]---
[   26.804764][   T67] ------------[ cut here ]------------
[   26.804981][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   26.805319][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   26.805667][   T67] Tainted: [W]=WARN
[   26.805819][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.806034][   T67] Workqueue: netns cleanup_net
[   26.806239][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   26.806462][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   26.806981][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   26.807219][   T67] RAX: 00000000ffffffa6 RBX: ff11000015da4e40 RCX: 1ff4000000090eb2
[   26.807463][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015da4ef8
[   26.807704][   T67] RBP: ff110000075b1000 R08: 1fe2200002bb49e0 R09: ff1100000faa0bd0
[   26.807952][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   26.808241][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   26.808496][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   26.808774][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.808992][   T67] CR2: 00007fcfebad4574 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   26.809246][   T67] PKRU: 55555554
[   26.809394][   T67] Call Trace:
[   26.809538][   T67]  <TASK>
[   26.809652][   T67]  ? rcu_is_watching+0x15/0xd0
[   26.809841][   T67]  rtnetlink_event+0xe0/0x1f0
[   26.810024][   T67]  notifier_call_chain+0xb0/0x320
[   26.810218][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   26.810399][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   26.810612][   T67]  ? find_held_lock+0x2b/0x80
[   26.810792][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   26.810981][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   26.811206][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   26.811388][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   26.811567][   T67]  hsr_del_port+0x25a/0x490
[   26.811748][   T67]  hsr_del_ports+0x24/0x80
[   26.811935][   T67]  hsr_dellink+0x5d/0x90
[   26.812080][   T67]  default_device_exit_batch+0x19d/0x600
[   26.812274][   T67]  ? unregister_netdev+0x60/0x60
[   26.812452][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   26.812632][   T67]  ops_undo_list+0x2ce/0x8f0
[   26.812822][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   26.813000][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   26.813196][   T67]  cleanup_net+0x431/0x890
[   26.813377][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   26.813555][   T67]  ? process_one_work+0xdb7/0x1410
[   26.813738][   T67]  ? lock_acquire+0x134/0x160
[   26.813925][   T67]  ? rcu_is_watching+0x15/0xd0
[   26.814117][   T67]  process_one_work+0xdf8/0x1410
[   26.814300][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   26.814479][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   26.814661][   T67]  worker_thread+0x4f1/0xd60
[   26.814851][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.815073][   T67]  ? __kthread_parkme+0xbd/0x210
[   26.815331][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.815512][   T67]  kthread+0x367/0x460
[   26.815659][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   26.815877][   T67]  ? kthread_affine_node+0x330/0x330
[   26.816053][   T67]  ret_from_fork+0x474/0x6b0
[   26.816247][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   26.816458][   T67]  ? __switch_to+0x5a3/0xe00
[   26.816636][   T67]  ? kthread_affine_node+0x330/0x330
[   26.816823][   T67]  ret_from_fork_asm+0x11/0x20
[   26.817009][   T67]  </TASK>
[   26.817167][   T67] irq event stamp: 186003
[   26.817313][   T67] hardirqs last  enabled at (186013): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   26.817587][   T67] hardirqs last disabled at (186022): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   26.817867][   T67] softirqs last  enabled at (185510): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   26.818157][   T67] softirqs last disabled at (185459): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   26.818459][   T67] ---[ end trace 0000000000000000 ]---
[   26.818820][   T67] vethB: left promiscuous mode
[   26.819070][   T67] ------------[ cut here ]------------
[   26.819268][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   26.819578][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   26.819934][   T67] Tainted: [W]=WARN
[   26.820080][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.820311][   T67] Workqueue: netns cleanup_net
[   26.820497][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   26.820723][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   26.821267][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   26.821488][   T67] RAX: 00000000ffffffa6 RBX: ff11000015da5000 RCX: 1ff4000000090eae
[   26.821733][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015da50b8
[   26.821983][   T67] RBP: ff11000013851000 R08: 1fe2200002bb4a18 R09: ff1100000faa0bd0
[   26.822242][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   26.822525][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f9cf550
[   26.822775][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   26.823066][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.823300][   T67] CR2: 00007fcfebad4574 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   26.823553][   T67] PKRU: 55555554
[   26.823699][   T67] Call Trace:
[   26.823855][   T67]  <TASK>
[   26.823972][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   26.824173][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   26.824326][   T67]  __dev_notify_flags+0x1b8/0x280
[   26.824511][   T67]  ? netdev_info+0xe2/0x116
[   26.824694][   T67]  ? netdev_notice+0x120/0x120
[   26.824882][   T67]  ? netif_change_name+0x8c0/0x8c0
[   26.825068][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   26.825299][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   26.825481][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   26.825664][   T67]  __dev_set_promiscuity+0x194/0x230
[   26.825850][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   26.826140][   T67]  netif_set_promiscuity+0x4c/0xc0
[   26.826329][   T67]  dev_set_promiscuity+0x9d/0x150
[   26.826544][   T67]  hsr_del_port+0x36d/0x490
[   26.826935][   T67]  hsr_del_ports+0x3e/0x80
[   26.827212][   T67]  hsr_dellink+0x5d/0x90
[   26.827422][   T67]  default_device_exit_batch+0x19d/0x600
[   26.827681][   T67]  ? unregister_netdev+0x60/0x60
[   26.828090][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   26.828369][   T67]  ops_undo_list+0x2ce/0x8f0
[   26.828781][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   26.829210][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   26.829630][   T67]  cleanup_net+0x431/0x890
[   26.829910][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   26.830189][   T67]  ? process_one_work+0xdb7/0x1410
[   26.830601][   T67]  ? lock_acquire+0x134/0x160
[   26.830879][   T67]  ? rcu_is_watching+0x15/0xd0
[   26.831168][   T67]  process_one_work+0xdf8/0x1410
[   26.831443][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   26.831990][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   26.832266][   T67]  worker_thread+0x4f1/0xd60
[   26.832658][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.832851][   T67]  ? __kthread_parkme+0xbd/0x210
[   26.833229][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.833413][   T67]  kthread+0x367/0x460
[   26.833564][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   26.833779][   T67]  ? kthread_affine_node+0x330/0x330
[   26.833974][   T67]  ret_from_fork+0x474/0x6b0
[   26.834175][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   26.834478][   T67]  ? __switch_to+0x5a3/0xe00
[   26.834693][   T67]  ? kthread_affine_node+0x330/0x330
[   26.834972][   T67]  ret_from_fork_asm+0x11/0x20
[   26.835190][   T67]  </TASK>
[   26.835391][   T67] irq event stamp: 186841
[   26.835544][   T67] hardirqs last  enabled at (186851): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   26.835836][   T67] hardirqs last disabled at (186860): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   26.836131][   T67] softirqs last  enabled at (186210): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   26.836498][   T67] softirqs last disabled at (186203): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   26.836966][   T67] ---[ end trace 0000000000000000 ]---
[   26.837388][   T67] ------------[ cut here ]------------
[   26.837636][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   26.838080][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   26.838442][   T67] Tainted: [W]=WARN
[   26.838585][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.838833][   T67] Workqueue: netns cleanup_net
[   26.839021][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   26.839341][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   26.839860][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   26.840073][   T67] RAX: 00000000ffffffa6 RBX: ff11000004f8fc40 RCX: 1ff4000000090eb2
[   26.840416][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8fcf8
[   26.840659][   T67] RBP: ff11000013851000 R08: 1fe22000009f1fa0 R09: ff1100000faa0bd0
[   26.840912][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   26.841252][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   26.841499][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   26.842223][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.842535][   T67] CR2: 00007fcfebad4574 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   26.842848][   T67] PKRU: 55555554
[   26.842997][   T67] Call Trace:
[   26.843184][   T67]  <TASK>
[   26.843339][   T67]  ? rcu_is_watching+0x15/0xd0
[   26.843546][   T67]  rtnetlink_event+0xe0/0x1f0
[   26.843796][   T67]  notifier_call_chain+0xb0/0x320
[   26.844054][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   26.844314][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   26.844610][   T67]  ? find_held_lock+0x2b/0x80
[   26.844868][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   26.845090][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   26.845355][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   26.845602][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   26.845864][   T67]  hsr_del_port+0x25a/0x490
[   26.846154][   T67]  hsr_del_ports+0x3e/0x80
[   26.846345][   T67]  hsr_dellink+0x5d/0x90
[   26.846541][   T67]  default_device_exit_batch+0x19d/0x600
[   26.846749][   T67]  ? unregister_netdev+0x60/0x60
[   26.846940][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   26.847205][   T67]  ops_undo_list+0x2ce/0x8f0
[   26.847439][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   26.847678][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   26.848006][   T67]  cleanup_net+0x431/0x890
[   26.848205][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   26.848384][   T67]  ? process_one_work+0xdb7/0x1410
[   26.848604][   T67]  ? lock_acquire+0x134/0x160
[   26.848821][   T67]  ? rcu_is_watching+0x15/0xd0
[   26.849092][   T67]  process_one_work+0xdf8/0x1410
[   26.849378][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   26.849632][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   26.849890][   T67]  worker_thread+0x4f1/0xd60
[   26.850179][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.850449][   T67]  ? __kthread_parkme+0xbd/0x210
[   26.850656][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.850848][   T67]  kthread+0x367/0x460
[   26.850995][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   26.851220][   T67]  ? kthread_affine_node+0x330/0x330
[   26.851401][   T67]  ret_from_fork+0x474/0x6b0
[   26.851591][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   26.851812][   T67]  ? __switch_to+0x5a3/0xe00
[   26.851992][   T67]  ? kthread_affine_node+0x330/0x330
[   26.852209][   T67]  ret_from_fork_asm+0x11/0x20
[   26.852486][   T67]  </TASK>
[   26.852629][   T67] irq event stamp: 187655
[   26.852776][   T67] hardirqs last  enabled at (187665): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   26.853058][   T67] hardirqs last disabled at (187674): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   26.853346][   T67] softirqs last  enabled at (187526): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   26.853620][   T67] softirqs last disabled at (187513): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   26.854075][   T67] ---[ end trace 0000000000000000 ]---
[   26.854659][   T67] ------------[ cut here ]------------
[   26.854843][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   26.855755][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   26.856712][   T67] Tainted: [W]=WARN
[   26.856998][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.857394][   T67] Workqueue: netns cleanup_net
[   26.857733][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   26.858155][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   26.858985][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   26.859394][   T67] RAX: 00000000ffffffa6 RBX: ff11000004f8e200 RCX: 1ff4000000090eaf
[   26.859826][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8e2b8
[   26.860241][   T67] RBP: ff11000015ad4000 R08: 1fe22000009f1c58 R09: ff1100000faa0bd0
[   26.860643][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   26.861019][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013dec000
[   26.861324][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   26.861642][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.861903][   T67] CR2: 00007fcfebad4574 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   26.862206][   T67] PKRU: 55555554
[   26.862398][   T67] Call Trace:
[   26.862588][   T67]  <TASK>
[   26.862749][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   26.862989][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   26.863174][   T67]  netif_close_many+0x2ac/0x640
[   26.863348][   T67]  ? __dev_close_many+0x530/0x530
[   26.863521][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   26.863723][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   26.863936][   T67]  ? mark_held_locks+0x40/0x70
[   26.864152][   T67]  ? mutex_is_locked+0x1c/0x50
[   26.864328][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   26.864526][   T67]  ? mutex_is_locked+0x1c/0x50
[   26.864697][   T67]  ? rtnl_is_locked+0x15/0x20
[   26.864877][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   26.865080][   T67]  ? unregister_netdevice_many+0x20/0x20
[   26.865275][   T67]  default_device_exit_batch+0x38b/0x600
[   26.865452][   T67]  ? unregister_netdev+0x60/0x60
[   26.865624][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   26.865795][   T67]  ops_undo_list+0x2ce/0x8f0
[   26.865977][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   26.866165][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   26.866337][   T67]  cleanup_net+0x431/0x890
[   26.866510][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   26.866683][   T67]  ? process_one_work+0xdb7/0x1410
[   26.866864][   T67]  ? lock_acquire+0x134/0x160
[   26.867034][   T67]  ? rcu_is_watching+0x15/0xd0
[   26.867219][   T67]  process_one_work+0xdf8/0x1410
[   26.867394][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   26.867565][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   26.867740][   T67]  worker_thread+0x4f1/0xd60
[   26.867927][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.868113][   T67]  ? __kthread_parkme+0xbd/0x210
[   26.868286][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.868458][   T67]  kthread+0x367/0x460
[   26.868598][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   26.868798][   T67]  ? kthread_affine_node+0x330/0x330
[   26.868978][   T67]  ret_from_fork+0x474/0x6b0
[   26.869162][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   26.869366][   T67]  ? __switch_to+0x5a3/0xe00
[   26.869536][   T67]  ? kthread_affine_node+0x330/0x330
[   26.869703][   T67]  ret_from_fork_asm+0x11/0x20
[   26.869902][   T67]  </TASK>
[   26.870037][   T67] irq event stamp: 191749
[   26.870186][   T67] hardirqs last  enabled at (191761): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   26.870446][   T67] hardirqs last disabled at (191770): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   26.870700][   T67] softirqs last  enabled at (191520): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   26.871001][   T67] softirqs last disabled at (191513): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   26.871317][   T67] ---[ end trace 0000000000000000 ]---
[   26.878661][   T67] ------------[ cut here ]------------
[   26.878851][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   26.879225][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   26.879557][   T67] Tainted: [W]=WARN
[   26.879697][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.879911][   T67] Workqueue: netns cleanup_net
[   26.880089][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   26.880313][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   26.880847][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   26.881842][   T67] RAX: 00000000ffffffa6 RBX: ff11000010815a80 RCX: 1ff4000000090eaf
[   26.882145][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010815b38
[   26.882431][   T67] RBP: ff11000013dec000 R08: 1fe2200002102b68 R09: ff1100000faa0bd0
[   26.882710][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   26.883006][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075b1000
[   26.883302][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   26.883725][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.884126][   T67] CR2: 00007fcfebad4574 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   26.884518][   T67] PKRU: 55555554
[   26.884782][   T67] Call Trace:
[   26.885055][   T67]  <TASK>
[   26.885296][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   26.885582][   T67]  ? notifier_call_chain+0xb0/0x320
[   26.885901][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   26.886188][   T67]  netif_close_many+0x2ac/0x640
[   26.886504][   T67]  ? __dev_close_many+0x530/0x530
[   26.886766][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   26.887140][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   26.887497][   T67]  ? mark_held_locks+0x40/0x70
[   26.887761][   T67]  ? mutex_is_locked+0x1c/0x50
[   26.888144][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   26.888500][   T67]  ? mutex_is_locked+0x1c/0x50
[   26.888826][   T67]  ? rtnl_is_locked+0x15/0x20
[   26.889092][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   26.889509][   T67]  ? unregister_netdevice_many+0x20/0x20
[   26.889825][   T67]  default_device_exit_batch+0x38b/0x600
[   26.890159][   T67]  ? unregister_netdev+0x60/0x60
[   26.890452][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   26.890743][   T67]  ops_undo_list+0x2ce/0x8f0
[   26.891004][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   26.891310][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   26.891593][   T67]  cleanup_net+0x431/0x890
[   26.891822][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   26.892044][   T67]  ? process_one_work+0xdb7/0x1410
[   26.892280][   T67]  ? lock_acquire+0x134/0x160
[   26.892534][   T67]  ? rcu_is_watching+0x15/0xd0
[   26.892781][   T67]  process_one_work+0xdf8/0x1410
[   26.893016][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   26.893253][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   26.893478][   T67]  worker_thread+0x4f1/0xd60
[   26.893702][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.893930][   T67]  ? __kthread_parkme+0xbd/0x210
[   26.894166][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.894391][   T67]  kthread+0x367/0x460
[   26.894579][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   26.894844][   T67]  ? kthread_affine_node+0x330/0x330
[   26.895064][   T67]  ret_from_fork+0x474/0x6b0
[   26.895296][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   26.895545][   T67]  ? __switch_to+0x5a3/0xe00
[   26.895765][   T67]  ? kthread_affine_node+0x330/0x330
[   26.896116][   T67]  ret_from_fork_asm+0x11/0x20
[   26.896346][   T67]  </TASK>
[   26.896536][   T67] irq event stamp: 206529
[   26.896723][   T67] hardirqs last  enabled at (206631): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   26.897060][   T67] hardirqs last disabled at (206732): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   26.897465][   T67] softirqs last  enabled at (206834): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   26.897913][   T67] softirqs last disabled at (206845): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   26.898347][   T67] ---[ end trace 0000000000000000 ]---
[   26.899690][   T67] ------------[ cut here ]------------
[   26.899850][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   26.900124][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   26.900412][   T67] Tainted: [W]=WARN
[   26.900509][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.900668][   T67] Workqueue: netns cleanup_net
[   26.900809][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   26.900979][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   26.901428][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   26.901586][   T67] RAX: 00000000ffffffa6 RBX: ff11000010814900 RCX: 1ff4000000090eaf
[   26.901778][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000108149b8
[   26.901975][   T67] RBP: ff110000075b1000 R08: 1fe2200002102938 R09: ff1100000faa0bd0
[   26.902178][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   26.902368][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f131000
[   26.902563][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   26.902784][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.902951][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03001 CR4: 0000000000771ef0
[   26.903144][   T67] PKRU: 55555554
[   26.903241][   T67] Call Trace:
[   26.903339][   T67]  <TASK>
[   26.903411][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   26.903540][   T67]  ? notifier_call_chain+0xb0/0x320
[   26.903666][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   26.903762][   T67]  netif_close_many+0x2ac/0x640
[   26.903896][   T67]  ? __dev_close_many+0x530/0x530
[   26.904022][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   26.904187][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   26.904350][   T67]  ? mark_held_locks+0x40/0x70
[   26.904481][   T67]  ? mutex_is_locked+0x1c/0x50
[   26.904607][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   26.904763][   T67]  ? mutex_is_locked+0x1c/0x50
[   26.904895][   T67]  ? rtnl_is_locked+0x15/0x20
[   26.905020][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   26.905209][   T67]  ? unregister_netdevice_many+0x20/0x20
[   26.905336][   T67]  default_device_exit_batch+0x38b/0x600
[   26.905467][   T67]  ? unregister_netdev+0x60/0x60
[   26.905594][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   26.905722][   T67]  ops_undo_list+0x2ce/0x8f0
[   26.905855][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   26.905978][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   26.906112][   T67]  cleanup_net+0x431/0x890
[   26.906239][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   26.906366][   T67]  ? process_one_work+0xdb7/0x1410
[   26.906494][   T67]  ? lock_acquire+0x134/0x160
[   26.906621][   T67]  ? rcu_is_watching+0x15/0xd0
[   26.906748][   T67]  process_one_work+0xdf8/0x1410
[   26.906885][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   26.907008][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   26.907141][   T67]  worker_thread+0x4f1/0xd60
[   26.907271][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.907396][   T67]  ? __kthread_parkme+0xbd/0x210
[   26.907522][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.907646][   T67]  kthread+0x367/0x460
[   26.907740][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   26.907902][   T67]  ? kthread_affine_node+0x330/0x330
[   26.908029][   T67]  ret_from_fork+0x474/0x6b0
[   26.908162][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   26.908324][   T67]  ? __switch_to+0x5a3/0xe00
[   26.908451][   T67]  ? kthread_affine_node+0x330/0x330
[   26.908578][   T67]  ret_from_fork_asm+0x11/0x20
[   26.908753][   T67]  </TASK>
[   26.908887][   T67] irq event stamp: 209489
[   26.908982][   T67] hardirqs last  enabled at (209497): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   26.909208][   T67] hardirqs last disabled at (209506): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   26.909426][   T67] softirqs last  enabled at (209256): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   26.909644][   T67] softirqs last disabled at (209213): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   26.909866][   T67] ---[ end trace 0000000000000000 ]---
[   26.910768][   T67] ------------[ cut here ]------------
[   26.910899][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   26.911148][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   26.911430][   T67] Tainted: [W]=WARN
[   26.911523][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.911682][   T67] Workqueue: netns cleanup_net
[   26.911820][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   26.911981][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   26.912439][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   26.912598][   T67] RAX: 00000000ffffffa6 RBX: ff1100000ff6bc40 RCX: 1ff4000000090eaf
[   26.912785][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ff6bcf8
[   26.912980][   T67] RBP: ff1100000f131000 R08: 1fe2200001fed7a0 R09: ff1100000faa0bd0
[   26.913174][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   26.913364][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000158cc000
[   26.913553][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   26.913772][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.913942][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03001 CR4: 0000000000771ef0
[   26.914140][   T67] PKRU: 55555554
[   26.914235][   T67] Call Trace:
[   26.914330][   T67]  <TASK>
[   26.914395][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   26.914521][   T67]  ? notifier_call_chain+0xb0/0x320
[   26.914646][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   26.914741][   T67]  netif_close_many+0x2ac/0x640
[   26.914874][   T67]  ? __dev_close_many+0x530/0x530
[   26.914999][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   26.915168][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   26.915325][   T67]  ? mark_held_locks+0x40/0x70
[   26.915452][   T67]  ? mutex_is_locked+0x1c/0x50
[   26.915578][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   26.915733][   T67]  ? mutex_is_locked+0x1c/0x50
[   26.915869][   T67]  ? rtnl_is_locked+0x15/0x20
[   26.915994][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   26.916161][   T67]  ? unregister_netdevice_many+0x20/0x20
[   26.916291][   T67]  default_device_exit_batch+0x38b/0x600
[   26.916418][   T67]  ? unregister_netdev+0x60/0x60
[   26.916543][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   26.916695][   T67]  ops_undo_list+0x2ce/0x8f0
[   26.916888][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   26.917045][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   26.917187][   T67]  cleanup_net+0x431/0x890
[   26.917312][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   26.917436][   T67]  ? process_one_work+0xdb7/0x1410
[   26.917563][   T67]  ? lock_acquire+0x134/0x160
[   26.917688][   T67]  ? rcu_is_watching+0x15/0xd0
[   26.917821][   T67]  process_one_work+0xdf8/0x1410
[   26.917949][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   26.918076][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   26.918214][   T67]  worker_thread+0x4f1/0xd60
[   26.918340][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.918465][   T67]  ? __kthread_parkme+0xbd/0x210
[   26.918591][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.918716][   T67]  kthread+0x367/0x460
[   26.918816][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   26.918973][   T67]  ? kthread_affine_node+0x330/0x330
[   26.919106][   T67]  ret_from_fork+0x474/0x6b0
[   26.919232][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   26.919390][   T67]  ? __switch_to+0x5a3/0xe00
[   26.919515][   T67]  ? kthread_affine_node+0x330/0x330
[   26.919641][   T67]  ret_from_fork_asm+0x11/0x20
[   26.919775][   T67]  </TASK>
[   26.919875][   T67] irq event stamp: 211827
[   26.919973][   T67] hardirqs last  enabled at (211835): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   26.920198][   T67] hardirqs last disabled at (211844): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   26.920413][   T67] softirqs last  enabled at (211420): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   26.920629][   T67] softirqs last disabled at (211415): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   26.920855][   T67] ---[ end trace 0000000000000000 ]---
[   26.922167][   T67] ------------[ cut here ]------------
[   26.922295][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   26.922540][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   26.922830][   T67] Tainted: [W]=WARN
[   26.922924][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.923082][   T67] Workqueue: netns cleanup_net
[   26.923222][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   26.923388][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   26.923840][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   26.923997][   T67] RAX: 00000000ffffffa6 RBX: ff11000015b5b380 RCX: 1ff4000000090eaf
[   26.924191][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b5b438
[   26.924383][   T67] RBP: ff110000158cc000 R08: 1fe2200002b6b688 R09: ff1100000faa0bd0
[   26.924573][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   26.924761][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   26.924952][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   26.925175][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.925343][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03001 CR4: 0000000000771ef0
[   26.925531][   T67] PKRU: 55555554
[   26.925626][   T67] Call Trace:
[   26.925719][   T67]  <TASK>
[   26.925783][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   26.925917][   T67]  ? notifier_call_chain+0xb0/0x320
[   26.926042][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   26.926143][   T67]  netif_close_many+0x2ac/0x640
[   26.926272][   T67]  ? __dev_close_many+0x530/0x530
[   26.926397][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   26.926553][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   26.926714][   T67]  ? mark_held_locks+0x40/0x70
[   26.926844][   T67]  ? mutex_is_locked+0x1c/0x50
[   26.926974][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   26.927136][   T67]  ? mutex_is_locked+0x1c/0x50
[   26.927264][   T67]  ? rtnl_is_locked+0x15/0x20
[   26.927393][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   26.927548][   T67]  ? unregister_netdevice_many+0x20/0x20
[   26.927678][   T67]  default_device_exit_batch+0x38b/0x600
[   26.927810][   T67]  ? unregister_netdev+0x60/0x60
[   26.927935][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   26.928066][   T67]  ops_undo_list+0x2ce/0x8f0
[   26.928201][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   26.928325][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   26.928451][   T67]  cleanup_net+0x431/0x890
[   26.928579][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   26.928702][   T67]  ? process_one_work+0xdb7/0x1410
[   26.928869][   T67]  ? lock_acquire+0x134/0x160
[   26.929022][   T67]  ? rcu_is_watching+0x15/0xd0
[   26.929161][   T67]  process_one_work+0xdf8/0x1410
[   26.929293][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   26.929422][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   26.929551][   T67]  worker_thread+0x4f1/0xd60
[   26.929678][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.929834][   T67]  ? __kthread_parkme+0xbd/0x210
[   26.929993][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.930128][   T67]  kthread+0x367/0x460
[   26.930227][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   26.930385][   T67]  ? kthread_affine_node+0x330/0x330
[   26.930512][   T67]  ret_from_fork+0x474/0x6b0
[   26.930639][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   26.930795][   T67]  ? __switch_to+0x5a3/0xe00
[   26.930927][   T67]  ? kthread_affine_node+0x330/0x330
[   26.931052][   T67]  ret_from_fork_asm+0x11/0x20
[   26.931192][   T67]  </TASK>
[   26.931286][   T67] irq event stamp: 214205
[   26.931379][   T67] hardirqs last  enabled at (214213): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   26.931597][   T67] hardirqs last disabled at (214220): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   26.931817][   T67] softirqs last  enabled at (213780): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   26.932038][   T67] softirqs last disabled at (213775): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   26.932267][   T67] ---[ end trace 0000000000000000 ]---
[   26.933330][   T67] ------------[ cut here ]------------
[   26.933457][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   26.933694][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   26.933971][   T67] Tainted: [W]=WARN
[   26.934062][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.934779][   T67] Workqueue: netns cleanup_net
[   26.934965][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   26.935174][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   26.935610][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   26.935761][   T67] RAX: 00000000ffffffa6 RBX: ff1100000269bc40 RCX: 1ff4000000090ed5
[   26.935944][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269bcf8
[   26.936216][   T67] RBP: ff11000015ad4000 R08: 1fe22000004d37a0 R09: ff1100000faa0bd0
[   26.936475][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   26.936661][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.936868][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   26.937246][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.937405][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03001 CR4: 0000000000771ef0
[   26.937589][   T67] PKRU: 55555554
[   26.937679][   T67] Call Trace:
[   26.937769][   T67]  <TASK>
[   26.937840][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   26.937994][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   26.938219][   T67]  ? mutex_is_locked+0x1c/0x50
[   26.938374][   T67]  ? rtnl_is_locked+0x15/0x20
[   26.938493][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   26.938645][   T67]  default_device_exit_batch+0x38b/0x600
[   26.938765][   T67]  ? unregister_netdev+0x60/0x60
[   26.938891][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   26.939015][   T67]  ops_undo_list+0x2ce/0x8f0
[   26.939188][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   26.939307][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   26.939427][   T67]  cleanup_net+0x431/0x890
[   26.939546][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   26.939665][   T67]  ? process_one_work+0xdb7/0x1410
[   26.939787][   T67]  ? lock_acquire+0x134/0x160
[   26.939912][   T67]  ? rcu_is_watching+0x15/0xd0
[   26.940035][   T67]  process_one_work+0xdf8/0x1410
[   26.940206][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   26.940324][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   26.940448][   T67]  worker_thread+0x4f1/0xd60
[   26.940568][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.940688][   T67]  ? __kthread_parkme+0xbd/0x210
[   26.940814][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.940934][   T67]  kthread+0x367/0x460
[   26.941024][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   26.941224][   T67]  ? kthread_affine_node+0x330/0x330
[   26.941344][   T67]  ret_from_fork+0x474/0x6b0
[   26.941464][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   26.941612][   T67]  ? __switch_to+0x5a3/0xe00
[   26.941733][   T67]  ? kthread_affine_node+0x330/0x330
[   26.941864][   T67]  ret_from_fork_asm+0x11/0x20
[   26.941990][   T67]  </TASK>
[   26.942078][   T67] irq event stamp: 219547
[   26.942215][   T67] hardirqs last  enabled at (219651): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   26.942421][   T67] hardirqs last disabled at (219658): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   26.942625][   T67] softirqs last  enabled at (219648): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   26.942837][   T67] softirqs last disabled at (219555): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   26.943042][   T67] ---[ end trace 0000000000000000 ]---
[   26.944348][   T67] ------------[ cut here ]------------
[   26.944482][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   26.944728][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   26.945013][   T67] Tainted: [W]=WARN
[   26.945112][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.945266][   T67] Workqueue: netns cleanup_net
[   26.945392][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   26.945607][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   26.946085][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   26.946246][   T67] RAX: 00000000ffffffa6 RBX: ff1100000269a200 RCX: 1ff4000000090ed5
[   26.946425][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269a2b8
[   26.946605][   T67] RBP: ff11000013851000 R08: 1fe22000004d3458 R09: ff1100000faa0bd0
[   26.946782][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   26.946965][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.947157][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   26.947367][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.947517][   T67] CR2: 00007f2bfb7c6f98 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   26.947694][   T67] PKRU: 55555554
[   26.947783][   T67] Call Trace:
[   26.947875][   T67]  <TASK>
[   26.947937][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   26.948090][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   26.948245][   T67]  ? mutex_is_locked+0x1c/0x50
[   26.948371][   T67]  ? rtnl_is_locked+0x15/0x20
[   26.948489][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   26.948638][   T67]  default_device_exit_batch+0x38b/0x600
[   26.948758][   T67]  ? unregister_netdev+0x60/0x60
[   26.948884][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   26.949006][   T67]  ops_undo_list+0x2ce/0x8f0
[   26.949135][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   26.949254][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   26.949377][   T67]  cleanup_net+0x431/0x890
[   26.949494][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   26.949610][   T67]  ? process_one_work+0xdb7/0x1410
[   26.949730][   T67]  ? lock_acquire+0x134/0x160
[   26.949853][   T67]  ? rcu_is_watching+0x15/0xd0
[   26.949973][   T67]  process_one_work+0xdf8/0x1410
[   26.950104][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   26.950221][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   26.950344][   T67]  worker_thread+0x4f1/0xd60
[   26.950462][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.950584][   T67]  ? __kthread_parkme+0xbd/0x210
[   26.950704][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.950827][   T67]  kthread+0x367/0x460
[   26.950916][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   26.951062][   T67]  ? kthread_affine_node+0x330/0x330
[   26.951188][   T67]  ret_from_fork+0x474/0x6b0
[   26.951308][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   26.951455][   T67]  ? __switch_to+0x5a3/0xe00
[   26.951573][   T67]  ? kthread_affine_node+0x330/0x330
[   26.951693][   T67]  ret_from_fork_asm+0x11/0x20
[   26.951822][   T67]  </TASK>
[   26.951912][   T67] irq event stamp: 222333
[   26.952009][   T67] hardirqs last  enabled at (222341): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   26.952217][   T67] hardirqs last disabled at (222350): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   26.952421][   T67] softirqs last  enabled at (222016): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   26.952710][   T67] softirqs last disabled at (222007): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   26.953017][   T67] ---[ end trace 0000000000000000 ]---
[   26.955132][   T67] vethA (unregistering): left promiscuous mode
[   26.961852][   T67] ------------[ cut here ]------------
[   26.961977][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   26.963181][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   26.963458][   T67] Tainted: [W]=WARN
[   26.963548][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.963698][   T67] Workqueue: netns cleanup_net
[   26.963829][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   26.963981][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   26.964460][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   26.964611][   T67] RAX: 00000000ffffffa6 RBX: ff1100000269a580 RCX: 1ff4000000090ed5
[   26.964786][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269a638
[   26.964969][   T67] RBP: ff11000013dec000 R08: 1fe22000004d34c8 R09: ff1100000faa0bd0
[   26.965197][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   26.965374][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.965553][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   26.965760][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.965913][   T67] CR2: 00007f2bfb7c6f98 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   26.966092][   T67] PKRU: 55555554
[   26.966229][   T67] Call Trace:
[   26.966317][   T67]  <TASK>
[   26.966379][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   26.966528][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   26.966677][   T67]  ? mutex_is_locked+0x1c/0x50
[   26.966796][   T67]  ? rtnl_is_locked+0x15/0x20
[   26.966918][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   26.967070][   T67]  default_device_exit_batch+0x38b/0x600
[   26.967236][   T67]  ? unregister_netdev+0x60/0x60
[   26.967357][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   26.967476][   T67]  ops_undo_list+0x2ce/0x8f0
[   26.967605][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   26.967720][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   26.967845][   T67]  cleanup_net+0x431/0x890
[   26.967963][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   26.968078][   T67]  ? process_one_work+0xdb7/0x1410
[   26.968244][   T67]  ? lock_acquire+0x134/0x160
[   26.968361][   T67]  ? rcu_is_watching+0x15/0xd0
[   26.968480][   T67]  process_one_work+0xdf8/0x1410
[   26.968599][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   26.968716][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   26.968847][   T67]  worker_thread+0x4f1/0xd60
[   26.968967][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.969087][   T67]  ? __kthread_parkme+0xbd/0x210
[   26.969251][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.969367][   T67]  kthread+0x367/0x460
[   26.969459][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   26.969604][   T67]  ? kthread_affine_node+0x330/0x330
[   26.969720][   T67]  ret_from_fork+0x474/0x6b0
[   26.969845][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   26.969991][   T67]  ? __switch_to+0x5a3/0xe00
[   26.970157][   T67]  ? kthread_affine_node+0x330/0x330
[   26.970276][   T67]  ret_from_fork_asm+0x11/0x20
[   26.970399][   T67]  </TASK>
[   26.970486][   T67] irq event stamp: 234263
[   26.970574][   T67] hardirqs last  enabled at (234271): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   26.970778][   T67] hardirqs last disabled at (234278): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   26.970988][   T67] softirqs last  enabled at (234236): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   26.971238][   T67] softirqs last disabled at (234295): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   26.971445][   T67] ---[ end trace 0000000000000000 ]---
[   26.973697][   T67] ------------[ cut here ]------------
[   26.973872][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   26.974169][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   26.974485][   T67] Tainted: [W]=WARN
[   26.974624][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.974826][   T67] Workqueue: netns cleanup_net
[   26.974997][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   26.975217][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   26.975691][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   26.975896][   T67] RAX: 00000000ffffffa6 RBX: ff11000015b238c0 RCX: 1ff4000000090ed5
[   26.976132][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b23978
[   26.976354][   T67] RBP: ff110000075b1000 R08: 1fe2200002b64730 R09: ff1100000faa0bd0
[   26.976579][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.976801][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.977034][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   26.977298][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.977507][   T67] CR2: 00007fcfebad4574 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   26.977734][   T67] PKRU: 55555554
[   26.977878][   T67] Call Trace:
[   26.978011][   T67]  <TASK>
[   26.978132][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   26.978332][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   26.978527][   T67]  ? mutex_is_locked+0x1c/0x50
[   26.978696][   T67]  ? rtnl_is_locked+0x15/0x20
[   26.978870][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   26.979071][   T67]  default_device_exit_batch+0x38b/0x600
[   26.979253][   T67]  ? unregister_netdev+0x60/0x60
[   26.979420][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   26.979589][   T67]  ops_undo_list+0x2ce/0x8f0
[   26.979758][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   26.979930][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   26.980115][   T67]  cleanup_net+0x431/0x890
[   26.980282][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   26.980447][   T67]  ? process_one_work+0xdb7/0x1410
[   26.980613][   T67]  ? lock_acquire+0x134/0x160
[   26.980777][   T67]  ? rcu_is_watching+0x15/0xd0
[   26.980953][   T67]  process_one_work+0xdf8/0x1410
[   26.981136][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   26.981302][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   26.981478][   T67]  worker_thread+0x4f1/0xd60
[   26.981647][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.981820][   T67]  ? __kthread_parkme+0xbd/0x210
[   26.981988][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.982173][   T67]  kthread+0x367/0x460
[   26.982311][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   26.982509][   T67]  ? kthread_affine_node+0x330/0x330
[   26.982679][   T67]  ret_from_fork+0x474/0x6b0
[   26.982850][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   26.983044][   T67]  ? __switch_to+0x5a3/0xe00
[   26.983226][   T67]  ? kthread_affine_node+0x330/0x330
[   26.983393][   T67]  ret_from_fork_asm+0x11/0x20
[   26.983566][   T67]  </TASK>
[   26.983701][   T67] irq event stamp: 237355
[   26.983844][   T67] hardirqs last  enabled at (237365): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   26.984114][   T67] hardirqs last disabled at (237376): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   26.984367][   T67] softirqs last  enabled at (237260): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   26.984618][   T67] softirqs last disabled at (237247): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   26.985020][   T67] ---[ end trace 0000000000000000 ]---
[   26.986344][   T67] vethB (unregistering): left promiscuous mode
[   26.986670][   T67] ------------[ cut here ]------------
[   26.986839][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   26.987138][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   26.987460][   T67] Tainted: [W]=WARN
[   26.987596][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.987790][   T67] Workqueue: netns cleanup_net
[   26.987974][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   26.988195][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   26.988668][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   26.988875][   T67] RAX: 00000000ffffffa6 RBX: ff11000015b22040 RCX: 1ff4000000090ed5
[   26.989114][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b220f8
[   26.989340][   T67] RBP: ff1100000f131000 R08: 1fe2200002b64420 R09: ff1100000faa0bd0
[   26.989567][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.989792][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.990030][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   26.990297][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.990496][   T67] CR2: 00007fcfebad4574 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   26.990725][   T67] PKRU: 55555554
[   26.990871][   T67] Call Trace:
[   26.991009][   T67]  <TASK>
[   26.991133][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   26.991339][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   26.991534][   T67]  ? mutex_is_locked+0x1c/0x50
[   26.991706][   T67]  ? rtnl_is_locked+0x15/0x20
[   26.991879][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   26.992082][   T67]  default_device_exit_batch+0x38b/0x600
[   26.992268][   T67]  ? unregister_netdev+0x60/0x60
[   26.992441][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   26.992613][   T67]  ops_undo_list+0x2ce/0x8f0
[   26.992785][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   26.992962][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   26.993150][   T67]  cleanup_net+0x431/0x890
[   26.993322][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   26.993488][   T67]  ? process_one_work+0xdb7/0x1410
[   26.993655][   T67]  ? lock_acquire+0x134/0x160
[   26.993830][   T67]  ? rcu_is_watching+0x15/0xd0
[   26.994003][   T67]  process_one_work+0xdf8/0x1410
[   26.994206][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   26.994387][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   26.994558][   T67]  worker_thread+0x4f1/0xd60
[   26.994726][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.994901][   T67]  ? __kthread_parkme+0xbd/0x210
[   26.995069][   T67]  ? rescuer_thread+0x1320/0x1320
[   26.995248][   T67]  kthread+0x367/0x460
[   26.995388][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   26.995591][   T67]  ? kthread_affine_node+0x330/0x330
[   26.995759][   T67]  ret_from_fork+0x474/0x6b0
[   26.995938][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   26.996150][   T67]  ? __switch_to+0x5a3/0xe00
[   26.996319][   T67]  ? kthread_affine_node+0x330/0x330
[   26.996489][   T67]  ret_from_fork_asm+0x11/0x20
[   26.996663][   T67]  </TASK>
[   26.996811][   T67] irq event stamp: 240145
[   26.996947][   T67] hardirqs last  enabled at (240155): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   26.997217][   T67] hardirqs last disabled at (240166): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   26.997470][   T67] softirqs last  enabled at (239986): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   26.997725][   T67] softirqs last disabled at (239979): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   26.997987][   T67] ---[ end trace 0000000000000000 ]---
[   26.999823][   T67] ------------[ cut here ]------------
[   26.999988][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   27.000382][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.000799][   T67] Tainted: [W]=WARN
[   27.001041][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.001364][   T67] Workqueue: netns cleanup_net
[   27.001635][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.001947][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.002543][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   27.002845][   T67] RAX: 00000000ffffffa6 RBX: ff11000011768740 RCX: 1ff4000000090ed5
[   27.003171][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000117687f8
[   27.003494][   T67] RBP: ff110000158cc000 R08: 1fe22000022ed100 R09: ff1100000faa0bd0
[   27.003780][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   27.004133][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.004410][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   27.004719][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.004980][   T67] CR2: 00007fcfebad4574 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   27.005272][   T67] PKRU: 55555554
[   27.005458][   T67] Call Trace:
[   27.005641][   T67]  <TASK>
[   27.005798][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   27.006063][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   27.006320][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.006539][   T67]  ? rtnl_is_locked+0x15/0x20
[   27.006754][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   27.007016][   T67]  default_device_exit_batch+0x38b/0x600
[   27.007249][   T67]  ? unregister_netdev+0x60/0x60
[   27.007466][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   27.007683][   T67]  ops_undo_list+0x2ce/0x8f0
[   27.007912][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   27.008148][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.008368][   T67]  cleanup_net+0x431/0x890
[   27.008585][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   27.008799][   T67]  ? process_one_work+0xdb7/0x1410
[   27.009025][   T67]  ? lock_acquire+0x134/0x160
[   27.009255][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.009474][   T67]  process_one_work+0xdf8/0x1410
[   27.009696][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   27.009922][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   27.010159][   T67]  worker_thread+0x4f1/0xd60
[   27.010380][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.010639][   T67]  ? __kthread_parkme+0xbd/0x210
[   27.010917][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.011210][   T67]  kthread+0x367/0x460
[   27.011444][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   27.011739][   T67]  ? kthread_affine_node+0x330/0x330
[   27.012005][   T67]  ret_from_fork+0x474/0x6b0
[   27.012282][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   27.012574][   T67]  ? __switch_to+0x5a3/0xe00
[   27.012846][   T67]  ? kthread_affine_node+0x330/0x330
[   27.013034][   T67]  ret_from_fork_asm+0x11/0x20
[   27.013217][   T67]  </TASK>
[   27.013385][   T67] irq event stamp: 249601
[   27.013524][   T67] hardirqs last  enabled at (249611): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.013782][   T67] hardirqs last disabled at (249620): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.014047][   T67] softirqs last  enabled at (249576): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.014324][   T67] softirqs last disabled at (249541): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.014579][   T67] ---[ end trace 0000000000000000 ]---
[   27.027950][  T314] ------------[ cut here ]------------
[   27.028124][  T314] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/314
[   27.028351][  T314] CPU: 3 UID: 0 PID: 314 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.028612][  T314] Tainted: [W]=WARN
[   27.028712][  T314] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.028884][  T314] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.029049][  T314] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.029522][  T314] RSP: 0018:ffa0000000da7ab0 EFLAGS: 00010286
[   27.029688][  T314] RAX: 00000000ffffffa6 RBX: ff11000004e39000 RCX: 1ff40000001b4f1c
[   27.029888][  T314] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e390b8
[   27.030081][  T314] RBP: ff110000051a9000 R08: 1fe22000009c7218 R09: ff11000004d90b80
[   27.030284][  T314] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   27.030476][  T314] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000051a9000
[   27.030671][  T314] FS:  00007f63dc406840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   27.030904][  T314] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.031069][  T314] CR2: 00007f63dc77f493 CR3: 0000000004cfb002 CR4: 0000000000771ef0
[   27.031272][  T314] PKRU: 55555554
[   27.031370][  T314] Call Trace:
[   27.031467][  T314]  <TASK>
[   27.031535][  T314]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   27.031667][  T314]  ? notifier_call_chain+0xb0/0x320
[   27.031799][  T314]  rtmsg_ifinfo+0x5c/0xb0
[   27.031905][  T314]  register_netdevice+0x137a/0x1980
[   27.032037][  T314]  ? unregister_netdevice_queue+0x470/0x470
[   27.032208][  T314]  register_netdev+0x23/0x40
[   27.032338][  T314]  loopback_net_init+0x7d/0x150
[   27.032469][  T314]  ops_init+0x187/0x560
[   27.032570][  T314]  setup_net+0x11b/0x3b0
[   27.032668][  T314]  ? unregister_pernet_device+0x80/0x80
[   27.032799][  T314]  ? lockdep_init_map_type+0x5d/0x250
[   27.032934][  T314]  ? mutex_init_lockdep+0xf6/0x120
[   27.033066][  T314]  copy_net_ns+0x2fd/0x450
[   27.033204][  T314]  create_new_namespaces+0x371/0xa10
[   27.033336][  T314]  unshare_nsproxy_namespaces+0xa5/0x150
[   27.033466][  T314]  ksys_unshare+0x47e/0x8c0
[   27.033599][  T314]  ? walk_process_tree+0x350/0x350
[   27.033731][  T314]  ? __ia32_sys_open+0x1b0/0x1b0
[   27.033867][  T314]  __x64_sys_unshare+0x34/0x50
[   27.033996][  T314]  ? do_syscall_64+0x82/0xfc0
[   27.034133][  T314]  do_syscall_64+0x117/0xfc0
[   27.034264][  T314]  ? trace_hardirqs_off+0xd/0x30
[   27.034393][  T314]  ? exc_page_fault+0xee/0x100
[   27.034524][  T314]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   27.034685][  T314] RIP: 0033:0x7f63dc6c8bcb
[   27.034830][  T314] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   27.035296][  T314] RSP: 002b:00007ffcd81ff678 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   27.035492][  T314] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f63dc6c8bcb
[   27.035688][  T314] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   27.035886][  T314] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   27.036081][  T314] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcd82018a0
[   27.036279][  T314] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd82028c6
[   27.036481][  T314]  </TASK>
[   27.036579][  T314] irq event stamp: 28443
[   27.036677][  T314] hardirqs last  enabled at (28451): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.036908][  T314] hardirqs last disabled at (28458): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.037141][  T314] softirqs last  enabled at (27982): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   27.037367][  T314] softirqs last disabled at (27980): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   27.037588][  T314] ---[ end trace 0000000000000000 ]---
[   27.040518][  T314] ------------[ cut here ]------------
[   27.040670][  T314] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/314
[   27.040901][  T314] CPU: 3 UID: 0 PID: 314 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.041171][  T314] Tainted: [W]=WARN
[   27.041270][  T314] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.041431][  T314] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.041601][  T314] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.042112][  T314] RSP: 0018:ffa0000000da7a98 EFLAGS: 00010286
[   27.042362][  T314] RAX: 00000000ffffffa6 RBX: ff11000013d30ac0 RCX: 1ff40000001b4f19
[   27.042664][  T314] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d30b78
[   27.042957][  T314] RBP: ff11000004fc9000 R08: 1fe22000027a6170 R09: ff11000004d90b80
[   27.043180][  T314] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   27.043382][  T314] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004fc9000
[   27.043575][  T314] FS:  00007f63dc406840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   27.043809][  T314] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.043973][  T314] CR2: 00007f63dc77f493 CR3: 0000000004cfb002 CR4: 0000000000771ef0
[   27.044175][  T314] PKRU: 55555554
[   27.044274][  T314] Call Trace:
[   27.044373][  T314]  <TASK>
[   27.044441][  T314]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   27.044577][  T314]  ? notifier_call_chain+0xb0/0x320
[   27.044708][  T314]  rtmsg_ifinfo+0x5c/0xb0
[   27.044815][  T314]  register_netdevice+0x137a/0x1980
[   27.044955][  T314]  ? unregister_netdevice_queue+0x470/0x470
[   27.045137][  T314]  ? alloc_netdev_mqs+0xed0/0x1490
[   27.045322][  T314]  register_netdev+0x23/0x40
[   27.045453][  T314]  sit_init_net+0x299/0x570
[   27.045585][  T314]  ops_init+0x187/0x560
[   27.045684][  T314]  setup_net+0x11b/0x3b0
[   27.045782][  T314]  ? unregister_pernet_device+0x80/0x80
[   27.045919][  T314]  ? lockdep_init_map_type+0x5d/0x250
[   27.046049][  T314]  ? mutex_init_lockdep+0xf6/0x120
[   27.046190][  T314]  copy_net_ns+0x2fd/0x450
[   27.046323][  T314]  create_new_namespaces+0x371/0xa10
[   27.046458][  T314]  unshare_nsproxy_namespaces+0xa5/0x150
[   27.046589][  T314]  ksys_unshare+0x47e/0x8c0
[   27.046720][  T314]  ? walk_process_tree+0x350/0x350
[   27.046869][  T314]  ? __ia32_sys_open+0x1b0/0x1b0
[   27.047005][  T314]  __x64_sys_unshare+0x34/0x50
[   27.047143][  T314]  ? do_syscall_64+0x82/0xfc0
[   27.047275][  T314]  do_syscall_64+0x117/0xfc0
[   27.047403][  T314]  ? trace_hardirqs_off+0xd/0x30
[   27.047534][  T314]  ? exc_page_fault+0xee/0x100
[   27.047668][  T314]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   27.047837][  T314] RIP: 0033:0x7f63dc6c8bcb
[   27.047977][  T314] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   27.048455][  T314] RSP: 002b:00007ffcd81ff678 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   27.048656][  T314] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f63dc6c8bcb
[   27.048865][  T314] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   27.049063][  T314] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   27.049268][  T314] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcd82018a0
[   27.049464][  T314] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd82028c6
[   27.049667][  T314]  </TASK>
[   27.049764][  T314] irq event stamp: 30333
[   27.049873][  T314] hardirqs last  enabled at (30341): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.050113][  T314] hardirqs last disabled at (30350): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.050339][  T314] softirqs last  enabled at (29864): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   27.050569][  T314] softirqs last disabled at (29862): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   27.050797][  T314] ---[ end trace 0000000000000000 ]---
[   27.088818][  T315] ------------[ cut here ]------------
[   27.088986][  T315] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/315
[   27.089232][  T315] CPU: 1 UID: 0 PID: 315 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.089513][  T315] Tainted: [W]=WARN
[   27.089612][  T315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.089785][  T315] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.089962][  T315] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.090433][  T315] RSP: 0018:ffa0000000db7020 EFLAGS: 00010286
[   27.090600][  T315] RAX: 00000000ffffffa6 RBX: ff1100000fa1f1c0 RCX: 1ff40000001b6dca
[   27.090794][  T315] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fa1f278
[   27.091003][  T315] RBP: ff110000051a9000 R08: 1fe2200001f43e50 R09: ff11000011c00b58
[   27.091202][  T315] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   27.091396][  T315] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000051a9ce1
[   27.091595][  T315] FS:  00007f25b827d840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   27.091831][  T315] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.091995][  T315] CR2: 000000003aa41988 CR3: 0000000013f2b002 CR4: 0000000000771ef0
[   27.092198][  T315] PKRU: 55555554
[   27.092298][  T315] Call Trace:
[   27.092397][  T315]  <TASK>
[   27.092467][  T315]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   27.092601][  T315]  rtmsg_ifinfo+0x5c/0xb0
[   27.092699][  T315]  ? mark_held_locks+0x40/0x70
[   27.092836][  T315]  __dev_notify_flags+0x1b8/0x280
[   27.092969][  T315]  ? netif_change_name+0x8c0/0x8c0
[   27.093106][  T315]  ? __dev_change_flags+0x4a4/0x660
[   27.093237][  T315]  ? netif_set_allmulti+0x250/0x250
[   27.093369][  T315]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.093500][  T315]  ? is_bpf_text_address+0x68/0x110
[   27.093633][  T315]  netif_change_flags+0xfe/0x190
[   27.093764][  T315]  do_setlink.isra.0+0x1cc3/0x2750
[   27.093898][  T315]  ? rtnl_link_get_size+0x350/0x350
[   27.094029][  T315]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   27.094199][  T315]  ? rcu_read_lock_any_held+0x3c/0x90
[   27.094332][  T315]  ? validate_chain+0x38b/0xc20
[   27.094461][  T315]  ? rcu_read_lock_any_held+0x66/0x90
[   27.094590][  T315]  ? stack_depot_save_flags+0x367/0x770
[   27.094721][  T315]  ? __lock_acquire+0x508/0xc10
[   27.094859][  T315]  ? lock_acquire.part.0+0xbc/0x260
[   27.095013][  T315]  ? rtnl_newlink+0x883/0xea0
[   27.095154][  T315]  ? rcu_is_watching+0x15/0xd0
[   27.095285][  T315]  ? lock_acquire+0x134/0x160
[   27.095414][  T315]  ? rcu_is_watching+0x15/0xd0
[   27.095542][  T315]  ? rcu_is_watching+0x15/0xd0
[   27.095671][  T315]  ? trace_contention_end+0xb3/0x1a0
[   27.095807][  T315]  ? __mutex_lock+0x1db/0x2010
[   27.095939][  T315]  ? __mutex_lock+0x9b2/0x2010
[   27.096068][  T315]  ? rtnl_newlink+0x883/0xea0
[   27.096205][  T315]  ? ww_mutex_lock+0x160/0x160
[   27.096340][  T315]  ? __rtnl_newlink+0x3fa/0xa50
[   27.096472][  T315]  rtnl_newlink+0x8d1/0xea0
[   27.096605][  T315]  ? lock_acquire.part.0+0xbc/0x260
[   27.096736][  T315]  ? __rtnl_newlink+0xa50/0xa50
[   27.096871][  T315]  ? mark_usage+0x61/0x170
[   27.097003][  T315]  ? lock_acquire.part.0+0xbc/0x260
[   27.097139][  T315]  ? find_held_lock+0x2b/0x80
[   27.097272][  T315]  ? __rtnl_newlink+0xa50/0xa50
[   27.097401][  T315]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.097532][  T315]  ? __rtnl_newlink+0xa50/0xa50
[   27.097662][  T315]  rtnetlink_rcv_msg+0x40d/0x9e0
[   27.097793][  T315]  ? validate_chain+0x38b/0xc20
[   27.097939][  T315]  ? rtnl_stats_set+0x3f0/0x3f0
[   27.098066][  T315]  ? __lock_acquire+0x508/0xc10
[   27.098273][  T315]  ? lock_acquire.part.0+0xbc/0x260
[   27.098404][  T315]  ? find_held_lock+0x2b/0x80
[   27.098534][  T315]  netlink_rcv_skb+0x14e/0x3a0
[   27.098663][  T315]  ? rtnl_stats_set+0x3f0/0x3f0
[   27.098791][  T315]  ? netlink_ack+0xcd0/0xcd0
[   27.098928][  T315]  ? netlink_deliver_tap+0xc5/0x330
[   27.099057][  T315]  ? netlink_deliver_tap+0x13c/0x330
[   27.099267][  T315]  netlink_unicast+0x486/0x750
[   27.099399][  T315]  ? netlink_attachskb+0x810/0x810
[   27.099531][  T315]  ? __lock_acquire+0x508/0xc10
[   27.099661][  T315]  netlink_sendmsg+0x735/0xc60
[   27.099791][  T315]  ? netlink_unicast+0x750/0x750
[   27.099926][  T315]  ? __might_fault+0x97/0x140
[   27.100059][  T315]  ____sys_sendmsg+0x419/0x850
[   27.100247][  T315]  ? copy_msghdr_from_user+0x2a0/0x460
[   27.100431][  T315]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   27.100594][  T315]  ? move_addr_to_kernel+0x40/0x40
[   27.100726][  T315]  ? stack_depot_save_flags+0x367/0x770
[   27.100862][  T315]  ? validate_chain+0x38b/0xc20
[   27.100993][  T315]  ___sys_sendmsg+0x14e/0x1d0
[   27.101200][  T315]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   27.101363][  T315]  ? copy_msghdr_from_user+0x460/0x460
[   27.101502][  T315]  __sys_sendmsg+0x145/0x1f0
[   27.101633][  T315]  ? __sys_sendmsg_sock+0x20/0x20
[   27.101763][  T315]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   27.101933][  T315]  ? do_raw_spin_unlock+0x59/0x250
[   27.102066][  T315]  ? rcu_is_watching+0x15/0xd0
[   27.102267][  T315]  do_syscall_64+0x117/0xfc0
[   27.102399][  T315]  ? trace_hardirqs_off+0xd/0x30
[   27.102530][  T315]  ? exc_page_fault+0xee/0x100
[   27.102661][  T315]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   27.102828][  T315] RIP: 0033:0x7f25b84b708e
[   27.102965][  T315] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   27.103523][  T315] RSP: 002b:00007ffc84dd1740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.103724][  T315] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f25b84b708e
[   27.103925][  T315] RDX: 0000000000000000 RSI: 00007ffc84dd17f0 RDI: 0000000000000005
[   27.104148][  T315] RBP: 00007ffc84dd1750 R08: 0000000000000000 R09: 0000000000000000
[   27.104345][  T315] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c67e
[   27.104542][  T315] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc84dd1ec0
[   27.104741][  T315]  </TASK>
[   27.104848][  T315] irq event stamp: 28951
[   27.104947][  T315] hardirqs last  enabled at (28959): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.105176][  T315] hardirqs last disabled at (28968): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.105402][  T315] softirqs last  enabled at (28916): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.105629][  T315] softirqs last disabled at (28875): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.105858][  T315] ---[ end trace 0000000000000000 ]---
[   27.233526][   T67] ------------[ cut here ]------------
[   27.233738][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   27.234044][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.234415][   T67] Tainted: [W]=WARN
[   27.234624][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.234905][   T67] Workqueue: netns cleanup_net
[   27.235163][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.235440][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.235924][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   27.236139][   T67] RAX: 00000000ffffffa6 RBX: ff11000004d0d000 RCX: 1ff4000000090eed
[   27.236366][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d0d0b8
[   27.236596][   T67] RBP: ff11000015a01000 R08: 1fe22000009a1a18 R09: ff1100000faa0bd0
[   27.236833][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   27.237059][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.237301][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   27.237567][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.237768][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03001 CR4: 0000000000771ef0
[   27.238004][   T67] PKRU: 55555554
[   27.238156][   T67] Call Trace:
[   27.238305][   T67]  <TASK>
[   27.238415][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   27.238621][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   27.238826][   T67]  ? queue_rcu_work+0x7c/0xa0
[   27.238999][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   27.239179][   T67]  ? rtnl_is_locked+0x15/0x20
[   27.239348][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   27.239515][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.239683][   T67]  ops_undo_list+0x615/0x8f0
[   27.239863][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   27.240027][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.240209][   T67]  cleanup_net+0x431/0x890
[   27.240381][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   27.240548][   T67]  ? process_one_work+0xdb7/0x1410
[   27.240716][   T67]  ? lock_acquire+0x134/0x160
[   27.240893][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.241063][   T67]  process_one_work+0xdf8/0x1410
[   27.241246][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   27.241414][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   27.241585][   T67]  worker_thread+0x4f1/0xd60
[   27.241757][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.241936][   T67]  ? __kthread_parkme+0xbd/0x210
[   27.242120][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.242290][   T67]  kthread+0x367/0x460
[   27.242431][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   27.242630][   T67]  ? kthread_affine_node+0x330/0x330
[   27.242800][   T67]  ret_from_fork+0x474/0x6b0
[   27.242993][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   27.243208][   T67]  ? __switch_to+0x5a3/0xe00
[   27.243378][   T67]  ? kthread_affine_node+0x330/0x330
[   27.243544][   T67]  ret_from_fork_asm+0x11/0x20
[   27.243719][   T67]  </TASK>
[   27.243864][   T67] irq event stamp: 256799
[   27.243999][   T67] hardirqs last  enabled at (256809): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.244267][   T67] hardirqs last disabled at (256820): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.244518][   T67] softirqs last  enabled at (256278): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.244770][   T67] softirqs last disabled at (256269): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.245047][   T67] ---[ end trace 0000000000000000 ]---
[   27.257957][   T67] vethA: left promiscuous mode
[   27.258236][   T67] ------------[ cut here ]------------
[   27.258413][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   27.258726][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.259085][   T67] Tainted: [W]=WARN
[   27.259251][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.259468][   T67] Workqueue: netns cleanup_net
[   27.259656][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.259888][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.260441][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   27.260659][   T67] RAX: 00000000ffffffa6 RBX: ff11000004d0de00 RCX: 1ff4000000090eae
[   27.260916][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d0deb8
[   27.261179][   T67] RBP: ff11000015891000 R08: 1fe22000009a1bd8 R09: ff1100000faa0bd0
[   27.261427][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   27.261676][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010d61350
[   27.261933][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   27.262234][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.262451][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49002 CR4: 0000000000771ef0
[   27.262699][   T67] PKRU: 55555554
[   27.262854][   T67] Call Trace:
[   27.263002][   T67]  <TASK>
[   27.263137][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   27.263325][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   27.263478][   T67]  __dev_notify_flags+0x1b8/0x280
[   27.263666][   T67]  ? netdev_info+0xe2/0x116
[   27.263856][   T67]  ? netdev_notice+0x120/0x120
[   27.264065][   T67]  ? netif_change_name+0x8c0/0x8c0
[   27.264333][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   27.264641][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   27.264938][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   27.265222][   T67]  __dev_set_promiscuity+0x194/0x230
[   27.265455][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   27.265641][   T67]  netif_set_promiscuity+0x4c/0xc0
[   27.265837][   T67]  dev_set_promiscuity+0x9d/0x150
[   27.266026][   T67]  hsr_del_port+0x36d/0x490
[   27.266234][   T67]  hsr_del_ports+0x24/0x80
[   27.266424][   T67]  hsr_dellink+0x5d/0x90
[   27.266576][   T67]  default_device_exit_batch+0x19d/0x600
[   27.266760][   T67]  ? unregister_netdev+0x60/0x60
[   27.266953][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   27.267165][   T67]  ops_undo_list+0x2ce/0x8f0
[   27.267354][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   27.267538][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.267726][   T67]  cleanup_net+0x431/0x890
[   27.267920][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   27.268120][   T67]  ? process_one_work+0xdb7/0x1410
[   27.268309][   T67]  ? lock_acquire+0x134/0x160
[   27.268496][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.268685][   T67]  process_one_work+0xdf8/0x1410
[   27.268881][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   27.269062][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   27.269265][   T67]  worker_thread+0x4f1/0xd60
[   27.269452][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.269638][   T67]  ? __kthread_parkme+0xbd/0x210
[   27.269834][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.270023][   T67]  kthread+0x367/0x460
[   27.270210][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   27.270434][   T67]  ? kthread_affine_node+0x330/0x330
[   27.270617][   T67]  ret_from_fork+0x474/0x6b0
[   27.270838][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   27.271078][   T67]  ? __switch_to+0x5a3/0xe00
[   27.271278][   T67]  ? kthread_affine_node+0x330/0x330
[   27.271463][   T67]  ret_from_fork_asm+0x11/0x20
[   27.271652][   T67]  </TASK>
[   27.271797][   T67] irq event stamp: 258603
[   27.271952][   T67] hardirqs last  enabled at (258613): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.272247][   T67] hardirqs last disabled at (258624): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.272561][   T67] softirqs last  enabled at (258298): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.272849][   T67] softirqs last disabled at (258285): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.273144][   T67] ---[ end trace 0000000000000000 ]---
[   27.273490][   T67] ------------[ cut here ]------------
[   27.273693][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   27.274032][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.274413][   T67] Tainted: [W]=WARN
[   27.274611][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.274886][   T67] Workqueue: netns cleanup_net
[   27.275080][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.275313][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.275897][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   27.276162][   T67] RAX: 00000000ffffffa6 RBX: ff11000004d0da80 RCX: 1ff4000000090eb2
[   27.276409][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d0db38
[   27.276653][   T67] RBP: ff11000015891000 R08: 1fe22000009a1b68 R09: ff1100000faa0bd0
[   27.276906][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   27.277168][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   27.277418][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   27.277698][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.277919][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49002 CR4: 0000000000771ef0
[   27.278177][   T67] PKRU: 55555554
[   27.278324][   T67] Call Trace:
[   27.278470][   T67]  <TASK>
[   27.278586][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.278767][   T67]  rtnetlink_event+0xe0/0x1f0
[   27.278958][   T67]  notifier_call_chain+0xb0/0x320
[   27.279152][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   27.279334][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   27.279546][   T67]  ? find_held_lock+0x2b/0x80
[   27.279728][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   27.280027][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   27.280276][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   27.280458][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   27.280637][   T67]  hsr_del_port+0x25a/0x490
[   27.280827][   T67]  hsr_del_ports+0x24/0x80
[   27.281005][   T67]  hsr_dellink+0x5d/0x90
[   27.281164][   T67]  default_device_exit_batch+0x19d/0x600
[   27.281349][   T67]  ? unregister_netdev+0x60/0x60
[   27.281527][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   27.281707][   T67]  ops_undo_list+0x2ce/0x8f0
[   27.281895][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   27.282070][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.282268][   T67]  cleanup_net+0x431/0x890
[   27.282448][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   27.282630][   T67]  ? process_one_work+0xdb7/0x1410
[   27.282816][   T67]  ? lock_acquire+0x134/0x160
[   27.283081][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.283274][   T67]  process_one_work+0xdf8/0x1410
[   27.283455][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   27.283632][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   27.284007][   T67]  worker_thread+0x4f1/0xd60
[   27.284206][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.284385][   T67]  ? __kthread_parkme+0xbd/0x210
[   27.284564][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.284771][   T67]  kthread+0x367/0x460
[   27.285008][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   27.285233][   T67]  ? kthread_affine_node+0x330/0x330
[   27.285497][   T67]  ret_from_fork+0x474/0x6b0
[   27.285681][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   27.285895][   T67]  ? __switch_to+0x5a3/0xe00
[   27.286075][   T67]  ? kthread_affine_node+0x330/0x330
[   27.286266][   T67]  ret_from_fork_asm+0x11/0x20
[   27.286452][   T67]  </TASK>
[   27.286595][   T67] irq event stamp: 259403
[   27.286739][   T67] hardirqs last  enabled at (259413): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.287021][   T67] hardirqs last disabled at (259422): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.287390][   T67] softirqs last  enabled at (258744): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   27.287689][   T67] softirqs last disabled at (258742): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   27.288062][   T67] ---[ end trace 0000000000000000 ]---
[   27.288453][   T67] ------------[ cut here ]------------
[   27.288702][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   27.289083][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.289432][   T67] Tainted: [W]=WARN
[   27.289602][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.289826][   T67] Workqueue: netns cleanup_net
[   27.290005][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.290227][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.290818][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   27.291118][   T67] RAX: 00000000ffffffa6 RBX: ff11000013e7e580 RCX: 1ff4000000090eaf
[   27.291382][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e7e638
[   27.291617][   T67] RBP: ff1100000fb89000 R08: 1fe22000027cfcc8 R09: ff1100000faa0bd0
[   27.291867][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   27.292114][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015891000
[   27.292351][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   27.292616][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.292932][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49002 CR4: 0000000000771ef0
[   27.293181][   T67] PKRU: 55555554
[   27.293324][   T67] Call Trace:
[   27.293466][   T67]  <TASK>
[   27.293577][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   27.293840][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   27.293984][   T67]  netif_close_many+0x2ac/0x640
[   27.294176][   T67]  ? __dev_close_many+0x530/0x530
[   27.294431][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   27.294719][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   27.294937][   T67]  ? mark_held_locks+0x40/0x70
[   27.295123][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.295334][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   27.295745][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.296002][   T67]  ? rtnl_is_locked+0x15/0x20
[   27.296322][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   27.296531][   T67]  ? unregister_netdevice_many+0x20/0x20
[   27.296708][   T67]  default_device_exit_batch+0x38b/0x600
[   27.296991][   T67]  ? unregister_netdev+0x60/0x60
[   27.297181][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   27.297360][   T67]  ops_undo_list+0x2ce/0x8f0
[   27.297540][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   27.297713][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.297979][   T67]  cleanup_net+0x431/0x890
[   27.298170][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   27.298344][   T67]  ? process_one_work+0xdb7/0x1410
[   27.298519][   T67]  ? lock_acquire+0x134/0x160
[   27.298772][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.298957][   T67]  process_one_work+0xdf8/0x1410
[   27.299148][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   27.299325][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   27.299584][   T67]  worker_thread+0x4f1/0xd60
[   27.299760][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.299943][   T67]  ? __kthread_parkme+0xbd/0x210
[   27.300133][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.300391][   T67]  kthread+0x367/0x460
[   27.300537][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   27.300743][   T67]  ? kthread_affine_node+0x330/0x330
[   27.300935][   T67]  ret_from_fork+0x474/0x6b0
[   27.301208][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   27.301433][   T67]  ? __switch_to+0x5a3/0xe00
[   27.301654][   T67]  ? kthread_affine_node+0x330/0x330
[   27.301902][   T67]  ret_from_fork_asm+0x11/0x20
[   27.302191][   T67]  </TASK>
[   27.302333][   T67] irq event stamp: 260343
[   27.302475][   T67] hardirqs last  enabled at (260353): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.302742][   T67] hardirqs last disabled at (260362): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.303111][   T67] softirqs last  enabled at (259684): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   27.303384][   T67] softirqs last disabled at (259682): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   27.303728][   T67] ---[ end trace 0000000000000000 ]---
[   27.304960][   T67] ------------[ cut here ]------------
[   27.305146][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   27.305444][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.305867][   T67] Tainted: [W]=WARN
[   27.306008][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.306229][   T67] Workqueue: netns cleanup_net
[   27.306494][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.306706][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.307314][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   27.307530][   T67] RAX: 00000000ffffffa6 RBX: ff11000004db0900 RCX: 1ff4000000090eaf
[   27.307763][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004db09b8
[   27.308108][   T67] RBP: ff11000015891000 R08: 1fe22000009b6138 R09: ff1100000faa0bd0
[   27.308344][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   27.308661][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015894000
[   27.308907][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   27.309194][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.309483][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49002 CR4: 0000000000771ef0
[   27.309719][   T67] PKRU: 55555554
[   27.309873][   T67] Call Trace:
[   27.310016][   T67]  <TASK>
[   27.310224][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   27.310400][   T67]  ? notifier_call_chain+0xb0/0x320
[   27.310577][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   27.310722][   T67]  netif_close_many+0x2ac/0x640
[   27.310908][   T67]  ? __dev_close_many+0x530/0x530
[   27.311180][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   27.311388][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   27.311594][   T67]  ? mark_held_locks+0x40/0x70
[   27.311855][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.312033][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   27.312250][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.312426][   T67]  ? rtnl_is_locked+0x15/0x20
[   27.312682][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   27.312897][   T67]  ? unregister_netdevice_many+0x20/0x20
[   27.313075][   T67]  default_device_exit_batch+0x38b/0x600
[   27.313344][   T67]  ? unregister_netdev+0x60/0x60
[   27.313522][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   27.313699][   T67]  ops_undo_list+0x2ce/0x8f0
[   27.313883][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   27.314054][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.314325][   T67]  cleanup_net+0x431/0x890
[   27.314500][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   27.314672][   T67]  ? process_one_work+0xdb7/0x1410
[   27.314857][   T67]  ? lock_acquire+0x134/0x160
[   27.315127][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.315303][   T67]  process_one_work+0xdf8/0x1410
[   27.315479][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   27.315651][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   27.315919][   T67]  worker_thread+0x4f1/0xd60
[   27.316093][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.316280][   T67]  ? __kthread_parkme+0xbd/0x210
[   27.316459][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.316713][   T67]  kthread+0x367/0x460
[   27.316863][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   27.317068][   T67]  ? kthread_affine_node+0x330/0x330
[   27.317334][   T67]  ret_from_fork+0x474/0x6b0
[   27.317511][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   27.317714][   T67]  ? __switch_to+0x5a3/0xe00
[   27.317902][   T67]  ? kthread_affine_node+0x330/0x330
[   27.318175][   T67]  ret_from_fork_asm+0x11/0x20
[   27.318354][   T67]  </TASK>
[   27.318493][   T67] irq event stamp: 262979
[   27.318634][   T67] hardirqs last  enabled at (262989): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.318986][   T67] hardirqs last disabled at (262998): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.319265][   T67] softirqs last  enabled at (262418): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.319529][   T67] softirqs last disabled at (262411): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.319881][   T67] ---[ end trace 0000000000000000 ]---
[   27.320995][   T67] ------------[ cut here ]------------
[   27.321250][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   27.321542][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.321961][   T67] Tainted: [W]=WARN
[   27.322114][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.322316][   T67] Workqueue: netns cleanup_net
[   27.322497][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.322790][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.323384][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   27.323589][   T67] RAX: 00000000ffffffa6 RBX: ff11000004db1700 RCX: 1ff4000000090eaf
[   27.323832][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004db17b8
[   27.324160][   T67] RBP: ff11000015894000 R08: 1fe22000009b62f8 R09: ff1100000faa0bd0
[   27.324393][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   27.324628][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015be4000
[   27.324957][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   27.325237][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.325441][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49002 CR4: 0000000000771ef0
[   27.325754][   T67] PKRU: 55555554
[   27.325908][   T67] Call Trace:
[   27.326053][   T67]  <TASK>
[   27.326178][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   27.326432][   T67]  ? notifier_call_chain+0xb0/0x320
[   27.326628][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   27.326826][   T67]  netif_close_many+0x2ac/0x640
[   27.327025][   T67]  ? __dev_close_many+0x530/0x530
[   27.327409][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   27.327697][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   27.327998][   T67]  ? mark_held_locks+0x40/0x70
[   27.328203][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.328573][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   27.328866][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.329120][   T67]  ? rtnl_is_locked+0x15/0x20
[   27.329353][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   27.329759][   T67]  ? unregister_netdevice_many+0x20/0x20
[   27.329979][   T67]  default_device_exit_batch+0x38b/0x600
[   27.330232][   T67]  ? unregister_netdev+0x60/0x60
[   27.330471][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   27.330845][   T67]  ops_undo_list+0x2ce/0x8f0
[   27.331085][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   27.331334][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.331574][   T67]  cleanup_net+0x431/0x890
[   27.331960][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   27.332207][   T67]  ? process_one_work+0xdb7/0x1410
[   27.332449][   T67]  ? lock_acquire+0x134/0x160
[   27.332694][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.333086][   T67]  process_one_work+0xdf8/0x1410
[   27.333357][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   27.333590][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   27.333850][   T67]  worker_thread+0x4f1/0xd60
[   27.334257][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.334499][   T67]  ? __kthread_parkme+0xbd/0x210
[   27.334743][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.335015][   T67]  kthread+0x367/0x460
[   27.335347][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   27.335624][   T67]  ? kthread_affine_node+0x330/0x330
[   27.335866][   T67]  ret_from_fork+0x474/0x6b0
[   27.336062][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   27.336277][   T67]  ? __switch_to+0x5a3/0xe00
[   27.336450][   T67]  ? kthread_affine_node+0x330/0x330
[   27.336621][   T67]  ret_from_fork_asm+0x11/0x20
[   27.336888][   T67]  </TASK>
[   27.337026][   T67] irq event stamp: 265529
[   27.337178][   T67] hardirqs last  enabled at (265541): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.337443][   T67] hardirqs last disabled at (265550): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.337784][   T67] softirqs last  enabled at (264964): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.338055][   T67] softirqs last disabled at (264957): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.338408][   T67] ---[ end trace 0000000000000000 ]---
[   27.341195][   T67] ------------[ cut here ]------------
[   27.341374][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   27.341678][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.342080][   T67] Tainted: [W]=WARN
[   27.342247][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.342459][   T67] Workqueue: netns cleanup_net
[   27.342644][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.342872][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.343409][   T67] RSP: 0018:ffa00000004874d0 EFLAGS: 00010286
[   27.343654][   T67] RAX: 00000000ffffffa6 RBX: ff11000015b23c40 RCX: 1ff4000000090e60
[   27.343952][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b23cf8
[   27.344210][   T67] RBP: ff1100000f654000 R08: 1fe2200002b647a0 R09: ff1100000faa0bd0
[   27.344452][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   27.344701][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   27.344952][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   27.345257][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.345553][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49002 CR4: 0000000000771ef0
[   27.345829][   T67] PKRU: 55555554
[   27.345975][   T67] Call Trace:
[   27.346133][   T67]  <TASK>
[   27.346248][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   27.346428][   T67]  ? notifier_call_chain+0xb0/0x320
[   27.346608][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   27.346756][   T67]  netif_state_change+0x155/0x340
[   27.346945][   T67]  ? ref_tracker_dir_print+0x100/0x100
[   27.347145][   T67]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   27.347355][   T67]  ? netif_close_many+0x2c9/0x640
[   27.347534][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.347712][   T67]  netif_set_operstate+0xc1/0x100
[   27.347990][   T67]  ? rtnl_put_cacheinfo+0x250/0x250
[   27.348181][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   27.348360][   T67]  ? queue_delayed_work_on+0x95/0x100
[   27.348543][   T67]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   27.348851][   T67]  hsr_netdev_notify+0x387/0xad0
[   27.349028][   T67]  ? unregister_vlan_dev+0x380/0x380
[   27.349218][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   27.349400][   T67]  notifier_call_chain+0xb0/0x320
[   27.349668][   T67]  netif_close_many+0x2c9/0x640
[   27.349855][   T67]  ? __dev_close_many+0x530/0x530
[   27.350036][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   27.350262][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   27.350563][   T67]  ? mark_held_locks+0x40/0x70
[   27.350739][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.350929][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   27.351152][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.351332][   T67]  ? rtnl_is_locked+0x15/0x20
[   27.351514][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   27.351726][   T67]  ? unregister_netdevice_many+0x20/0x20
[   27.352004][   T67]  default_device_exit_batch+0x38b/0x600
[   27.352197][   T67]  ? unregister_netdev+0x60/0x60
[   27.352375][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   27.352556][   T67]  ops_undo_list+0x2ce/0x8f0
[   27.352830][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   27.353013][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.353209][   T67]  cleanup_net+0x431/0x890
[   27.353389][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   27.353654][   T67]  ? process_one_work+0xdb7/0x1410
[   27.353840][   T67]  ? lock_acquire+0x134/0x160
[   27.354019][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.354213][   T67]  process_one_work+0xdf8/0x1410
[   27.354486][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   27.354667][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   27.354858][   T67]  worker_thread+0x4f1/0xd60
[   27.355038][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.355318][   T67]  ? __kthread_parkme+0xbd/0x210
[   27.355500][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.355681][   T67]  kthread+0x367/0x460
[   27.355836][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   27.356149][   T67]  ? kthread_affine_node+0x330/0x330
[   27.356329][   T67]  ret_from_fork+0x474/0x6b0
[   27.356509][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   27.356719][   T67]  ? __switch_to+0x5a3/0xe00
[   27.356993][   T67]  ? kthread_affine_node+0x330/0x330
[   27.357182][   T67]  ret_from_fork_asm+0x11/0x20
[   27.357369][   T67]  </TASK>
[   27.357519][   T67] irq event stamp: 269801
[   27.357749][   T67] hardirqs last  enabled at (269811): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.358029][   T67] hardirqs last disabled at (269820): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.358313][   T67] softirqs last  enabled at (269046): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.358673][   T67] softirqs last disabled at (269039): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.358958][   T67] ---[ end trace 0000000000000000 ]---
[   27.377847][   T67] ------------[ cut here ]------------
[   27.377992][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   27.378250][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.378546][   T67] Tainted: [W]=WARN
[   27.378639][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.378796][   T67] Workqueue: netns cleanup_net
[   27.378933][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.379095][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.379548][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   27.379703][   T67] RAX: 00000000ffffffa6 RBX: ff11000015b23e00 RCX: 1ff4000000090eaf
[   27.379933][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b23eb8
[   27.380124][   T67] RBP: ff11000015be4000 R08: 1fe2200002b647d8 R09: ff1100000faa0bd0
[   27.380308][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   27.380494][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   27.380679][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   27.380917][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.381073][   T67] CR2: 00007f9867fe9430 CR3: 000000001019f002 CR4: 0000000000771ef0
[   27.381261][   T67] PKRU: 55555554
[   27.381353][   T67] Call Trace:
[   27.381446][   T67]  <TASK>
[   27.381511][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   27.381639][   T67]  ? notifier_call_chain+0xb0/0x320
[   27.381763][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   27.381867][   T67]  netif_close_many+0x2ac/0x640
[   27.381993][   T67]  ? __dev_close_many+0x530/0x530
[   27.382123][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   27.382291][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   27.382446][   T67]  ? mark_held_locks+0x40/0x70
[   27.382567][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.382690][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   27.382853][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.382977][   T67]  ? rtnl_is_locked+0x15/0x20
[   27.383104][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   27.383260][   T67]  ? unregister_netdevice_many+0x20/0x20
[   27.383447][   T67]  default_device_exit_batch+0x38b/0x600
[   27.383639][   T67]  ? unregister_netdev+0x60/0x60
[   27.383837][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   27.384032][   T67]  ops_undo_list+0x2ce/0x8f0
[   27.384239][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   27.384428][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.384623][   T67]  cleanup_net+0x431/0x890
[   27.384789][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   27.384920][   T67]  ? process_one_work+0xdb7/0x1410
[   27.385046][   T67]  ? lock_acquire+0x134/0x160
[   27.385174][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.385306][   T67]  process_one_work+0xdf8/0x1410
[   27.385433][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   27.385558][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   27.385683][   T67]  worker_thread+0x4f1/0xd60
[   27.385815][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.385960][   T67]  ? __kthread_parkme+0xbd/0x210
[   27.386087][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.386216][   T67]  kthread+0x367/0x460
[   27.386312][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   27.386467][   T67]  ? kthread_affine_node+0x330/0x330
[   27.386615][   T67]  ret_from_fork+0x474/0x6b0
[   27.386794][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   27.387029][   T67]  ? __switch_to+0x5a3/0xe00
[   27.387230][   T67]  ? kthread_affine_node+0x330/0x330
[   27.387377][   T67]  ret_from_fork_asm+0x11/0x20
[   27.387514][   T67]  </TASK>
[   27.387604][   T67] irq event stamp: 288581
[   27.387696][   T67] hardirqs last  enabled at (288589): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.387914][   T67] hardirqs last disabled at (288596): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.388134][   T67] softirqs last  enabled at (288388): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.388351][   T67] softirqs last disabled at (288383): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.388564][   T67] ---[ end trace 0000000000000000 ]---
[   27.394690][   T67] ------------[ cut here ]------------
[   27.394831][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   27.395068][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.395349][   T67] Tainted: [W]=WARN
[   27.395441][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.395593][   T67] Workqueue: netns cleanup_net
[   27.395718][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.395882][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.396318][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   27.396466][   T67] RAX: 00000000ffffffa6 RBX: ff11000010059380 RCX: 1ff4000000090ed5
[   27.396642][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010059438
[   27.396871][   T67] RBP: ff1100000fb89000 R08: 1fe220000200b288 R09: ff1100000faa0bd0
[   27.397134][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   27.397395][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.397662][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   27.397919][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.398070][   T67] CR2: 00007f9867fe9430 CR3: 000000001019f002 CR4: 0000000000771ef0
[   27.398325][   T67] PKRU: 55555554
[   27.398416][   T67] Call Trace:
[   27.398506][   T67]  <TASK>
[   27.398572][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   27.398725][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   27.398880][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.399005][   T67]  ? rtnl_is_locked+0x15/0x20
[   27.399138][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   27.399290][   T67]  default_device_exit_batch+0x38b/0x600
[   27.399409][   T67]  ? unregister_netdev+0x60/0x60
[   27.399529][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   27.399655][   T67]  ops_undo_list+0x2ce/0x8f0
[   27.399776][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   27.399898][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.400018][   T67]  cleanup_net+0x431/0x890
[   27.400141][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   27.400259][   T67]  ? process_one_work+0xdb7/0x1410
[   27.400379][   T67]  ? lock_acquire+0x134/0x160
[   27.400499][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.400621][   T67]  process_one_work+0xdf8/0x1410
[   27.400742][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   27.400866][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   27.400989][   T67]  worker_thread+0x4f1/0xd60
[   27.401113][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.401230][   T67]  ? __kthread_parkme+0xbd/0x210
[   27.401379][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.401533][   T67]  kthread+0x367/0x460
[   27.401624][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   27.401774][   T67]  ? kthread_affine_node+0x330/0x330
[   27.401902][   T67]  ret_from_fork+0x474/0x6b0
[   27.402023][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   27.402194][   T67]  ? __switch_to+0x5a3/0xe00
[   27.402316][   T67]  ? kthread_affine_node+0x330/0x330
[   27.402435][   T67]  ret_from_fork_asm+0x11/0x20
[   27.402559][   T67]  </TASK>
[   27.402649][   T67] irq event stamp: 297233
[   27.402743][   T67] hardirqs last  enabled at (297241): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.402958][   T67] hardirqs last disabled at (297248): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.403168][   T67] softirqs last  enabled at (297198): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.403382][   T67] softirqs last disabled at (297181): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.403589][   T67] ---[ end trace 0000000000000000 ]---
[   27.404815][   T67] ------------[ cut here ]------------
[   27.404939][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   27.405606][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.405883][   T67] Tainted: [W]=WARN
[   27.405972][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.406170][   T67] Workqueue: netns cleanup_net
[   27.406296][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.406455][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.406882][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   27.407030][   T67] RAX: 00000000ffffffa6 RBX: ff11000011769700 RCX: 1ff4000000090ed5
[   27.407257][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000117697b8
[   27.407486][   T67] RBP: ff11000015891000 R08: 1fe22000022ed2f8 R09: ff1100000faa0bd0
[   27.407663][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   27.407893][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.408186][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   27.408401][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.408547][   T67] CR2: 00007f9867fe9430 CR3: 000000001019f002 CR4: 0000000000771ef0
[   27.408726][   T67] PKRU: 55555554
[   27.408821][   T67] Call Trace:
[   27.408914][   T67]  <TASK>
[   27.408977][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   27.409175][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   27.409325][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.409443][   T67]  ? rtnl_is_locked+0x15/0x20
[   27.409561][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   27.409758][   T67]  default_device_exit_batch+0x38b/0x600
[   27.409940][   T67]  ? unregister_netdev+0x60/0x60
[   27.410199][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   27.410379][   T67]  ops_undo_list+0x2ce/0x8f0
[   27.410558][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   27.410698][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.410825][   T67]  cleanup_net+0x431/0x890
[   27.410944][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   27.411063][   T67]  ? process_one_work+0xdb7/0x1410
[   27.411238][   T67]  ? lock_acquire+0x134/0x160
[   27.411356][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.411477][   T67]  process_one_work+0xdf8/0x1410
[   27.411599][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   27.411717][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   27.411862][   T67]  worker_thread+0x4f1/0xd60
[   27.411980][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.412148][   T67]  ? __kthread_parkme+0xbd/0x210
[   27.412273][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.412397][   T67]  kthread+0x367/0x460
[   27.412495][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   27.412644][   T67]  ? kthread_affine_node+0x330/0x330
[   27.412763][   T67]  ret_from_fork+0x474/0x6b0
[   27.412890][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   27.413039][   T67]  ? __switch_to+0x5a3/0xe00
[   27.413210][   T67]  ? kthread_affine_node+0x330/0x330
[   27.413330][   T67]  ret_from_fork_asm+0x11/0x20
[   27.413455][   T67]  </TASK>
[   27.413549][   T67] irq event stamp: 301569
[   27.413639][   T67] hardirqs last  enabled at (301577): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.413853][   T67] hardirqs last disabled at (301584): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.414061][   T67] softirqs last  enabled at (301542): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.414320][   T67] softirqs last disabled at (301601): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.414525][   T67] ---[ end trace 0000000000000000 ]---
[   27.415952][   T67] vethB (unregistering): left promiscuous mode
[   27.416352][   T67] ------------[ cut here ]------------
[   27.416494][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   27.416875][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.417319][   T67] Tainted: [W]=WARN
[   27.417442][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.417604][   T67] Workqueue: netns cleanup_net
[   27.417737][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.417917][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.418383][   T67] RSP: 0018:ffa0000000487510 EFLAGS: 00010286
[   27.418545][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a89a80 RCX: 1ff4000000090e68
[   27.418750][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89b38
[   27.418961][   T67] RBP: ff1100000f654000 R08: 1fe2200002b51368 R09: ff1100000faa0bd0
[   27.419159][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   27.419350][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004875a8
[   27.419543][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   27.419797][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.420039][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[   27.420338][   T67] PKRU: 55555554
[   27.420496][   T67] Call Trace:
[   27.420638][   T67]  <TASK>
[   27.420730][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   27.420876][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   27.420975][   T67]  netif_close_many+0x2ac/0x640
[   27.421114][   T67]  ? __dev_close_many+0x530/0x530
[   27.421243][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   27.421405][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   27.421564][   T67]  ? mark_held_locks+0x40/0x70
[   27.421693][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   27.421859][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.421984][   T67]  ? rtnl_is_locked+0x15/0x20
[   27.422112][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   27.422271][   T67]  ? unregister_netdevice_many+0x20/0x20
[   27.422399][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   27.422556][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   27.422691][   T67]  hsr_netdev_notify+0x742/0xad0
[   27.422831][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   27.422963][   T67]  notifier_call_chain+0xb0/0x320
[   27.423094][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[   27.423262][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   27.423419][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.423547][   T67]  ? rtnl_is_locked+0x15/0x20
[   27.423673][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   27.423844][   T67]  default_device_exit_batch+0x38b/0x600
[   27.423975][   T67]  ? unregister_netdev+0x60/0x60
[   27.424109][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   27.424240][   T67]  ops_undo_list+0x2ce/0x8f0
[   27.424369][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   27.424497][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.424628][   T67]  cleanup_net+0x431/0x890
[   27.424758][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   27.424907][   T67]  ? process_one_work+0xdb7/0x1410
[   27.425039][   T67]  ? lock_acquire+0x134/0x160
[   27.425171][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.425301][   T67]  process_one_work+0xdf8/0x1410
[   27.425431][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   27.425559][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   27.425716][   T67]  worker_thread+0x4f1/0xd60
[   27.425850][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.425978][   T67]  ? __kthread_parkme+0xbd/0x210
[   27.426113][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.426241][   T67]  kthread+0x367/0x460
[   27.426339][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   27.426498][   T67]  ? kthread_affine_node+0x330/0x330
[   27.426629][   T67]  ret_from_fork+0x474/0x6b0
[   27.426760][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   27.426927][   T67]  ? __switch_to+0x5a3/0xe00
[   27.427057][   T67]  ? kthread_affine_node+0x330/0x330
[   27.427199][   T67]  ret_from_fork_asm+0x11/0x20
[   27.427334][   T67]  </TASK>
[   27.427430][   T67] irq event stamp: 304609
[   27.427526][   T67] hardirqs last  enabled at (304617): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.427755][   T67] hardirqs last disabled at (304624): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.428008][   T67] softirqs last  enabled at (304590): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.428352][   T67] softirqs last disabled at (304641): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.428675][   T67] ---[ end trace 0000000000000000 ]---
[   27.430428][   T67] ------------[ cut here ]------------
[   27.430562][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   27.430813][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.431091][   T67] Tainted: [W]=WARN
[   27.431195][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.431349][   T67] Workqueue: netns cleanup_net
[   27.431477][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.431637][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.432105][   T67] RSP: 0018:ffa0000000487640 EFLAGS: 00010286
[   27.432324][   T67] RAX: 00000000ffffffa6 RBX: ff11000013e7fa80 RCX: 1ff4000000090e8e
[   27.432555][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e7fb38
[   27.432814][   T67] RBP: ff1100000f654000 R08: 1fe22000027cff68 R09: ff1100000faa0bd0
[   27.433002][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   27.433457][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.433746][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   27.434084][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.434440][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[   27.434631][   T67] PKRU: 55555554
[   27.434724][   T67] Call Trace:
[   27.434823][   T67]  <TASK>
[   27.434890][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   27.435048][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   27.435316][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.435541][   T67]  ? rtnl_is_locked+0x15/0x20
[   27.435665][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   27.435830][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   27.435988][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   27.436218][   T67]  hsr_netdev_notify+0x742/0xad0
[   27.436346][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   27.436474][   T67]  notifier_call_chain+0xb0/0x320
[   27.436602][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[   27.436761][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   27.436935][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.437060][   T67]  ? rtnl_is_locked+0x15/0x20
[   27.437283][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   27.437442][   T67]  default_device_exit_batch+0x38b/0x600
[   27.437568][   T67]  ? unregister_netdev+0x60/0x60
[   27.437694][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   27.437828][   T67]  ops_undo_list+0x2ce/0x8f0
[   27.437958][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   27.438084][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.438314][   T67]  cleanup_net+0x431/0x890
[   27.438440][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   27.438562][   T67]  ? process_one_work+0xdb7/0x1410
[   27.438688][   T67]  ? lock_acquire+0x134/0x160
[   27.438819][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.438949][   T67]  process_one_work+0xdf8/0x1410
[   27.439076][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   27.439309][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   27.439440][   T67]  worker_thread+0x4f1/0xd60
[   27.439565][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.439689][   T67]  ? __kthread_parkme+0xbd/0x210
[   27.439820][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.439948][   T67]  kthread+0x367/0x460
[   27.440042][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   27.440288][   T67]  ? kthread_affine_node+0x330/0x330
[   27.440414][   T67]  ret_from_fork+0x474/0x6b0
[   27.440537][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   27.440690][   T67]  ? __switch_to+0x5a3/0xe00
[   27.440820][   T67]  ? kthread_affine_node+0x330/0x330
[   27.440950][   T67]  ret_from_fork_asm+0x11/0x20
[   27.441079][   T67]  </TASK>
[   27.441272][   T67] irq event stamp: 310373
[   27.441366][   T67] hardirqs last  enabled at (310381): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.441578][   T67] hardirqs last disabled at (310388): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.441790][   T67] softirqs last  enabled at (310370): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.442011][   T67] softirqs last disabled at (310217): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.442330][   T67] ---[ end trace 0000000000000000 ]---
[   27.443711][   T67] ------------[ cut here ]------------
[   27.443852][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   27.444103][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.444385][   T67] Tainted: [W]=WARN
[   27.444477][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.444627][   T67] Workqueue: netns cleanup_net
[   27.444756][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.444921][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.445353][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   27.445505][   T67] RAX: 00000000ffffffa6 RBX: ff11000004d0d1c0 RCX: 1ff4000000090ed5
[   27.445683][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d0d278
[   27.445879][   T67] RBP: ff11000015894000 R08: 1fe22000009a1a50 R09: ff1100000faa0bd0
[   27.446058][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   27.446251][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.446434][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   27.446646][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.446798][   T67] CR2: 00007f12044a8574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   27.447001][   T67] PKRU: 55555554
[   27.447091][   T67] Call Trace:
[   27.447187][   T67]  <TASK>
[   27.447251][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   27.447406][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   27.447553][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.447674][   T67]  ? rtnl_is_locked+0x15/0x20
[   27.447793][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   27.447951][   T67]  default_device_exit_batch+0x38b/0x600
[   27.448072][   T67]  ? unregister_netdev+0x60/0x60
[   27.448199][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   27.448323][   T67]  ops_undo_list+0x2ce/0x8f0
[   27.448448][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   27.448567][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.448690][   T67]  cleanup_net+0x431/0x890
[   27.448817][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   27.448937][   T67]  ? process_one_work+0xdb7/0x1410
[   27.449058][   T67]  ? lock_acquire+0x134/0x160
[   27.449184][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.449307][   T67]  process_one_work+0xdf8/0x1410
[   27.449430][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   27.449549][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   27.449673][   T67]  worker_thread+0x4f1/0xd60
[   27.449794][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.449918][   T67]  ? __kthread_parkme+0xbd/0x210
[   27.450038][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.450169][   T67]  kthread+0x367/0x460
[   27.450259][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   27.450408][   T67]  ? kthread_affine_node+0x330/0x330
[   27.450527][   T67]  ret_from_fork+0x474/0x6b0
[   27.450651][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   27.450798][   T67]  ? __switch_to+0x5a3/0xe00
[   27.450922][   T67]  ? kthread_affine_node+0x330/0x330
[   27.451042][   T67]  ret_from_fork_asm+0x11/0x20
[   27.451171][   T67]  </TASK>
[   27.451260][   T67] irq event stamp: 311929
[   27.451362][   T67] hardirqs last  enabled at (311937): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.451648][   T67] hardirqs last disabled at (311944): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.451860][   T67] softirqs last  enabled at (311602): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.452070][   T67] softirqs last disabled at (311593): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.452302][   T67] ---[ end trace 0000000000000000 ]---
[   27.454007][   T67] ------------[ cut here ]------------
[   27.454154][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   27.454417][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.454683][   T67] Tainted: [W]=WARN
[   27.454773][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.454927][   T67] Workqueue: netns cleanup_net
[   27.455054][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.455220][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.455647][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   27.455795][   T67] RAX: 00000000ffffffa6 RBX: ff11000011536900 RCX: 1ff4000000090ed5
[   27.455981][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000115369b8
[   27.456167][   T67] RBP: ff11000015be4000 R08: 1fe22000022a6d38 R09: ff1100000faa0bd0
[   27.456342][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   27.456533][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.456712][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   27.456936][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.457084][   T67] CR2: 00007f12044a8574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   27.457268][   T67] PKRU: 55555554
[   27.457357][   T67] Call Trace:
[   27.457446][   T67]  <TASK>
[   27.457511][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   27.457664][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   27.457815][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.457935][   T67]  ? rtnl_is_locked+0x15/0x20
[   27.458053][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   27.458207][   T67]  default_device_exit_batch+0x38b/0x600
[   27.458327][   T67]  ? unregister_netdev+0x60/0x60
[   27.458447][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   27.458570][   T67]  ops_undo_list+0x2ce/0x8f0
[   27.458692][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   27.458815][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.458937][   T67]  cleanup_net+0x431/0x890
[   27.459056][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   27.459179][   T67]  ? process_one_work+0xdb7/0x1410
[   27.459301][   T67]  ? lock_acquire+0x134/0x160
[   27.459421][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.459543][   T67]  process_one_work+0xdf8/0x1410
[   27.459666][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   27.459785][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   27.459913][   T67]  worker_thread+0x4f1/0xd60
[   27.460033][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.460159][   T67]  ? __kthread_parkme+0xbd/0x210
[   27.460278][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.460401][   T67]  kthread+0x367/0x460
[   27.460492][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   27.460640][   T67]  ? kthread_affine_node+0x330/0x330
[   27.460759][   T67]  ret_from_fork+0x474/0x6b0
[   27.460885][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   27.461033][   T67]  ? __switch_to+0x5a3/0xe00
[   27.461175][   T67]  ? kthread_affine_node+0x330/0x330
[   27.461349][   T67]  ret_from_fork_asm+0x11/0x20
[   27.461529][   T67]  </TASK>
[   27.461660][   T67] irq event stamp: 314979
[   27.461791][   T67] hardirqs last  enabled at (314987): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.462065][   T67] hardirqs last disabled at (314994): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.462287][   T67] softirqs last  enabled at (314638): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.462493][   T67] softirqs last disabled at (314633): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.462706][   T67] ---[ end trace 0000000000000000 ]---
[   27.475091][  T323] ------------[ cut here ]------------
[   27.475271][  T323] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/323
[   27.475500][  T323] CPU: 0 UID: 0 PID: 323 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.475763][  T323] Tainted: [W]=WARN
[   27.475880][  T323] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.476041][  T323] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.476218][  T323] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.476678][  T323] RSP: 0018:ffa0000000e07ab0 EFLAGS: 00010286
[   27.476849][  T323] RAX: 00000000ffffffa6 RBX: ff11000013ea1a80 RCX: 1ff40000001c0f1c
[   27.477045][  T323] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea1b38
[   27.477241][  T323] RBP: ff11000015a04000 R08: 1fe22000027d4368 R09: ff11000015b42e80
[   27.477463][  T323] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   27.477721][  T323] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015a04000
[   27.477920][  T323] FS:  00007f9867de2840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   27.478159][  T323] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.478323][  T323] CR2: 00007f9867fe9430 CR3: 000000001019f002 CR4: 0000000000771ef0
[   27.478517][  T323] PKRU: 55555554
[   27.478613][  T323] Call Trace:
[   27.478712][  T323]  <TASK>
[   27.478778][  T323]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   27.478917][  T323]  ? notifier_call_chain+0xb0/0x320
[   27.479047][  T323]  rtmsg_ifinfo+0x5c/0xb0
[   27.479153][  T323]  register_netdevice+0x137a/0x1980
[   27.479285][  T323]  ? unregister_netdevice_queue+0x470/0x470
[   27.479447][  T323]  register_netdev+0x23/0x40
[   27.479575][  T323]  loopback_net_init+0x7d/0x150
[   27.479705][  T323]  ops_init+0x187/0x560
[   27.479811][  T323]  setup_net+0x11b/0x3b0
[   27.479910][  T323]  ? unregister_pernet_device+0x80/0x80
[   27.480037][  T323]  ? lockdep_init_map_type+0x5d/0x250
[   27.480174][  T323]  ? mutex_init_lockdep+0xf6/0x120
[   27.480304][  T323]  copy_net_ns+0x2fd/0x450
[   27.480436][  T323]  create_new_namespaces+0x371/0xa10
[   27.480567][  T323]  unshare_nsproxy_namespaces+0xa5/0x150
[   27.480699][  T323]  ksys_unshare+0x47e/0x8c0
[   27.480836][  T323]  ? walk_process_tree+0x350/0x350
[   27.480964][  T323]  ? __ia32_sys_open+0x1b0/0x1b0
[   27.481104][  T323]  __x64_sys_unshare+0x34/0x50
[   27.481232][  T323]  ? do_syscall_64+0x82/0xfc0
[   27.481362][  T323]  do_syscall_64+0x117/0xfc0
[   27.481491][  T323]  ? trace_hardirqs_off+0xd/0x30
[   27.481620][  T323]  ? exc_page_fault+0xee/0x100
[   27.481753][  T323]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   27.481918][  T323] RIP: 0033:0x7f98680a4bcb
[   27.482054][  T323] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   27.482520][  T323] RSP: 002b:00007ffea25f6888 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   27.482717][  T323] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f98680a4bcb
[   27.482918][  T323] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   27.483114][  T323] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   27.483308][  T323] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffea25f8ab0
[   27.483506][  T323] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffea25f98c6
[   27.483700][  T323]  </TASK>
[   27.483796][  T323] irq event stamp: 20847
[   27.483898][  T323] hardirqs last  enabled at (20855): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.484126][  T323] hardirqs last disabled at (20864): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.484352][  T323] softirqs last  enabled at (20386): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   27.484669][  T323] softirqs last disabled at (20384): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   27.485015][  T323] ---[ end trace 0000000000000000 ]---
[   27.488456][  T323] ------------[ cut here ]------------
[   27.488592][  T323] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/323
[   27.488820][  T323] CPU: 0 UID: 0 PID: 323 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.489075][  T323] Tainted: [W]=WARN
[   27.489177][  T323] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.489338][  T323] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.489505][  T323] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.489970][  T323] RSP: 0018:ffa0000000e07a98 EFLAGS: 00010286
[   27.490139][  T323] RAX: 00000000ffffffa6 RBX: ff11000013a61700 RCX: 1ff40000001c0f19
[   27.490331][  T323] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a617b8
[   27.490523][  T323] RBP: ff110000138a9000 R08: 1fe220000274c2f8 R09: ff11000015b42e80
[   27.490713][  T323] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   27.490910][  T323] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000138a9000
[   27.491108][  T323] FS:  00007f9867de2840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   27.491337][  T323] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.491500][  T323] CR2: 00007f9867fe9430 CR3: 000000001019f002 CR4: 0000000000771ef0
[   27.491694][  T323] PKRU: 55555554
[   27.491793][  T323] Call Trace:
[   27.491898][  T323]  <TASK>
[   27.491965][  T323]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   27.492094][  T323]  ? notifier_call_chain+0xb0/0x320
[   27.492231][  T323]  rtmsg_ifinfo+0x5c/0xb0
[   27.492330][  T323]  register_netdevice+0x137a/0x1980
[   27.492460][  T323]  ? unregister_netdevice_queue+0x470/0x470
[   27.492621][  T323]  ? alloc_netdev_mqs+0xed0/0x1490
[   27.492750][  T323]  register_netdev+0x23/0x40
[   27.492887][  T323]  sit_init_net+0x299/0x570
[   27.493018][  T323]  ops_init+0x187/0x560
[   27.493126][  T323]  setup_net+0x11b/0x3b0
[   27.493224][  T323]  ? unregister_pernet_device+0x80/0x80
[   27.493353][  T323]  ? lockdep_init_map_type+0x5d/0x250
[   27.493481][  T323]  ? mutex_init_lockdep+0xf6/0x120
[   27.493612][  T323]  copy_net_ns+0x2fd/0x450
[   27.493741][  T323]  create_new_namespaces+0x371/0xa10
[   27.493877][  T323]  unshare_nsproxy_namespaces+0xa5/0x150
[   27.494008][  T323]  ksys_unshare+0x47e/0x8c0
[   27.494143][  T323]  ? walk_process_tree+0x350/0x350
[   27.494274][  T323]  ? __ia32_sys_open+0x1b0/0x1b0
[   27.494406][  T323]  __x64_sys_unshare+0x34/0x50
[   27.494535][  T323]  ? do_syscall_64+0x82/0xfc0
[   27.494664][  T323]  do_syscall_64+0x117/0xfc0
[   27.494793][  T323]  ? trace_hardirqs_off+0xd/0x30
[   27.494929][  T323]  ? exc_page_fault+0xee/0x100
[   27.495059][  T323]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   27.495224][  T323] RIP: 0033:0x7f98680a4bcb
[   27.495360][  T323] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   27.495820][  T323] RSP: 002b:00007ffea25f6888 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   27.496019][  T323] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f98680a4bcb
[   27.496216][  T323] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   27.496408][  T323] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   27.496595][  T323] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffea25f8ab0
[   27.496791][  T323] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffea25f98c6
[   27.496991][  T323]  </TASK>
[   27.497086][  T323] irq event stamp: 22749
[   27.497187][  T323] hardirqs last  enabled at (22759): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.497409][  T323] hardirqs last disabled at (22766): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.497633][  T323] softirqs last  enabled at (22280): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   27.497864][  T323] softirqs last disabled at (22278): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   27.498084][  T323] ---[ end trace 0000000000000000 ]---
[   27.530330][  T324] ------------[ cut here ]------------
[   27.530497][  T324] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/324
[   27.530724][  T324] CPU: 0 UID: 0 PID: 324 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.530998][  T324] Tainted: [W]=WARN
[   27.531109][  T324] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.531273][  T324] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.531450][  T324] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.531916][  T324] RSP: 0018:ffa0000000e17020 EFLAGS: 00010286
[   27.532080][  T324] RAX: 00000000ffffffa6 RBX: ff11000005d75c40 RCX: 1ff40000001c2dca
[   27.532277][  T324] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005d75cf8
[   27.532469][  T324] RBP: ff11000015a04000 R08: 1fe2200000baeba0 R09: ff11000015b40b58
[   27.532664][  T324] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   27.532862][  T324] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015a04ce1
[   27.533057][  T324] FS:  00007ff0c02ab840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   27.533292][  T324] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.533458][  T324] CR2: 0000000022ff1988 CR3: 0000000015b17004 CR4: 0000000000771ef0
[   27.533651][  T324] PKRU: 55555554
[   27.533748][  T324] Call Trace:
[   27.533853][  T324]  <TASK>
[   27.533920][  T324]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   27.534051][  T324]  rtmsg_ifinfo+0x5c/0xb0
[   27.534156][  T324]  ? mark_held_locks+0x40/0x70
[   27.534287][  T324]  __dev_notify_flags+0x1b8/0x280
[   27.534420][  T324]  ? netif_change_name+0x8c0/0x8c0
[   27.534552][  T324]  ? __dev_change_flags+0x4a4/0x660
[   27.534684][  T324]  ? netif_set_allmulti+0x250/0x250
[   27.534818][  T324]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.534949][  T324]  ? is_bpf_text_address+0x68/0x110
[   27.535081][  T324]  netif_change_flags+0xfe/0x190
[   27.535218][  T324]  do_setlink.isra.0+0x1cc3/0x2750
[   27.535353][  T324]  ? rtnl_link_get_size+0x350/0x350
[   27.535482][  T324]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   27.535645][  T324]  ? rcu_read_lock_any_held+0x3c/0x90
[   27.535774][  T324]  ? validate_chain+0x38b/0xc20
[   27.535908][  T324]  ? rcu_read_lock_any_held+0x66/0x90
[   27.536036][  T324]  ? stack_depot_save_flags+0x367/0x770
[   27.536175][  T324]  ? __lock_acquire+0x508/0xc10
[   27.536307][  T324]  ? lock_acquire.part.0+0xbc/0x260
[   27.536435][  T324]  ? rtnl_newlink+0x883/0xea0
[   27.536564][  T324]  ? rcu_is_watching+0x15/0xd0
[   27.536693][  T324]  ? lock_acquire+0x134/0x160
[   27.536824][  T324]  ? rcu_is_watching+0x15/0xd0
[   27.536952][  T324]  ? rcu_is_watching+0x15/0xd0
[   27.537079][  T324]  ? trace_contention_end+0xb3/0x1a0
[   27.537218][  T324]  ? __mutex_lock+0x1db/0x2010
[   27.537350][  T324]  ? __mutex_lock+0x9b2/0x2010
[   27.537478][  T324]  ? rtnl_newlink+0x883/0xea0
[   27.537607][  T324]  ? ww_mutex_lock+0x160/0x160
[   27.537738][  T324]  ? __rtnl_newlink+0x3fa/0xa50
[   27.537877][  T324]  rtnl_newlink+0x8d1/0xea0
[   27.538008][  T324]  ? lock_acquire.part.0+0xbc/0x260
[   27.538141][  T324]  ? __rtnl_newlink+0xa50/0xa50
[   27.538274][  T324]  ? mark_usage+0x61/0x170
[   27.538407][  T324]  ? lock_acquire.part.0+0xbc/0x260
[   27.538535][  T324]  ? find_held_lock+0x2b/0x80
[   27.538664][  T324]  ? __rtnl_newlink+0xa50/0xa50
[   27.538791][  T324]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.538927][  T324]  ? __rtnl_newlink+0xa50/0xa50
[   27.539056][  T324]  rtnetlink_rcv_msg+0x40d/0x9e0
[   27.539191][  T324]  ? validate_chain+0x38b/0xc20
[   27.539321][  T324]  ? rtnl_stats_set+0x3f0/0x3f0
[   27.539452][  T324]  ? __lock_acquire+0x508/0xc10
[   27.539580][  T324]  ? lock_acquire.part.0+0xbc/0x260
[   27.539708][  T324]  ? find_held_lock+0x2b/0x80
[   27.539841][  T324]  netlink_rcv_skb+0x14e/0x3a0
[   27.539968][  T324]  ? rtnl_stats_set+0x3f0/0x3f0
[   27.540102][  T324]  ? netlink_ack+0xcd0/0xcd0
[   27.540232][  T324]  ? netlink_deliver_tap+0xc5/0x330
[   27.540362][  T324]  ? netlink_deliver_tap+0x13c/0x330
[   27.540491][  T324]  netlink_unicast+0x486/0x750
[   27.540621][  T324]  ? netlink_attachskb+0x810/0x810
[   27.540750][  T324]  ? __lock_acquire+0x508/0xc10
[   27.540886][  T324]  netlink_sendmsg+0x735/0xc60
[   27.541015][  T324]  ? netlink_unicast+0x750/0x750
[   27.541149][  T324]  ? __might_fault+0x97/0x140
[   27.541282][  T324]  ____sys_sendmsg+0x419/0x850
[   27.541410][  T324]  ? copy_msghdr_from_user+0x2a0/0x460
[   27.541537][  T324]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   27.541694][  T324]  ? move_addr_to_kernel+0x40/0x40
[   27.541827][  T324]  ? stack_depot_save_flags+0x367/0x770
[   27.541954][  T324]  ? validate_chain+0x38b/0xc20
[   27.542082][  T324]  ___sys_sendmsg+0x14e/0x1d0
[   27.542216][  T324]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   27.542378][  T324]  ? copy_msghdr_from_user+0x460/0x460
[   27.542521][  T324]  __sys_sendmsg+0x145/0x1f0
[   27.542649][  T324]  ? __sys_sendmsg_sock+0x20/0x20
[   27.542776][  T324]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   27.542943][  T324]  ? do_raw_spin_unlock+0x59/0x250
[   27.543071][  T324]  ? rcu_is_watching+0x15/0xd0
[   27.543208][  T324]  do_syscall_64+0x117/0xfc0
[   27.543337][  T324]  ? trace_hardirqs_off+0xd/0x30
[   27.543468][  T324]  ? exc_page_fault+0xee/0x100
[   27.543597][  T324]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   27.543756][  T324] RIP: 0033:0x7ff0c04e508e
[   27.543895][  T324] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   27.544362][  T324] RSP: 002b:00007ffc1e81dd30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.544558][  T324] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff0c04e508e
[   27.544751][  T324] RDX: 0000000000000000 RSI: 00007ffc1e81dde0 RDI: 0000000000000005
[   27.544949][  T324] RBP: 00007ffc1e81dd40 R08: 0000000000000000 R09: 0000000000000000
[   27.545150][  T324] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c67e
[   27.545343][  T324] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1e81e4b0
[   27.545540][  T324]  </TASK>
[   27.545637][  T324] irq event stamp: 20541
[   27.545734][  T324] hardirqs last  enabled at (20549): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.545963][  T324] hardirqs last disabled at (20556): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.546191][  T324] softirqs last  enabled at (19668): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   27.546415][  T324] softirqs last disabled at (19666): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   27.546697][  T324] ---[ end trace 0000000000000000 ]---
[   27.684043][   T67] ------------[ cut here ]------------
[   27.684218][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   27.684459][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.684733][   T67] Tainted: [W]=WARN
[   27.684828][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.684980][   T67] Workqueue: netns cleanup_net
[   27.685114][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.685271][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.685696][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   27.685853][   T67] RAX: 00000000ffffffa6 RBX: ff11000004f8ee40 RCX: 1ff4000000090eed
[   27.686029][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8eef8
[   27.686213][   T67] RBP: ff1100000f7e9000 R08: 1fe22000009f1de0 R09: ff1100000faa0bd0
[   27.686392][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   27.686574][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.686757][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   27.686978][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.687136][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   27.687315][   T67] PKRU: 55555554
[   27.687403][   T67] Call Trace:
[   27.687491][   T67]  <TASK>
[   27.687554][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   27.687708][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   27.687888][   T67]  ? queue_rcu_work+0x7c/0xa0
[   27.688006][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   27.688131][   T67]  ? rtnl_is_locked+0x15/0x20
[   27.688248][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   27.688371][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.688492][   T67]  ops_undo_list+0x615/0x8f0
[   27.688611][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   27.688726][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.688854][   T67]  cleanup_net+0x431/0x890
[   27.688996][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   27.689122][   T67]  ? process_one_work+0xdb7/0x1410
[   27.689240][   T67]  ? lock_acquire+0x134/0x160
[   27.689356][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.689478][   T67]  process_one_work+0xdf8/0x1410
[   27.689597][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   27.689714][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   27.689840][   T67]  worker_thread+0x4f1/0xd60
[   27.689958][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.690074][   T67]  ? __kthread_parkme+0xbd/0x210
[   27.690196][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.690312][   T67]  kthread+0x367/0x460
[   27.690401][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   27.690547][   T67]  ? kthread_affine_node+0x330/0x330
[   27.690662][   T67]  ret_from_fork+0x474/0x6b0
[   27.690780][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   27.690939][   T67]  ? __switch_to+0x5a3/0xe00
[   27.691056][   T67]  ? kthread_affine_node+0x330/0x330
[   27.691179][   T67]  ret_from_fork_asm+0x11/0x20
[   27.691301][   T67]  </TASK>
[   27.691389][   T67] irq event stamp: 321823
[   27.691476][   T67] hardirqs last  enabled at (321831): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.691689][   T67] hardirqs last disabled at (321838): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.691899][   T67] softirqs last  enabled at (321442): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.692108][   T67] softirqs last disabled at (321435): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.692310][   T67] ---[ end trace 0000000000000000 ]---
[   27.713778][   T67] ------------[ cut here ]------------
[   27.713947][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   27.714217][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.714506][   T67] Tainted: [W]=WARN
[   27.714601][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.714760][   T67] Workqueue: netns cleanup_net
[   27.714897][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.715061][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.715541][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   27.715711][   T67] RAX: 00000000ffffffa6 RBX: ff11000004f8fc40 RCX: 1ff4000000090eaf
[   27.715916][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8fcf8
[   27.716110][   T67] RBP: ff11000011fcc000 R08: 1fe22000009f1fa0 R09: ff1100000faa0bd0
[   27.716298][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   27.716487][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   27.716681][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   27.716907][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.717066][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   27.717258][   T67] PKRU: 55555554
[   27.717353][   T67] Call Trace:
[   27.717449][   T67]  <TASK>
[   27.717515][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   27.717642][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   27.717738][   T67]  netif_close_many+0x2ac/0x640
[   27.717875][   T67]  ? lock_acquire+0x134/0x160
[   27.718000][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.718131][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.718256][   T67]  ? __dev_close_many+0x530/0x530
[   27.718384][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   27.718542][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   27.718697][   T67]  ? mutex_is_locked+0x1c/0x50
[   27.718824][   T67]  ? rtnl_is_locked+0x15/0x20
[   27.718949][   T67]  ? default_device_exit_net+0x78/0x7b0
[   27.719076][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   27.719236][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   27.719366][   T67]  default_device_exit_batch+0x38b/0x600
[   27.719491][   T67]  ? unregister_netdev+0x60/0x60
[   27.719617][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   27.719743][   T67]  ops_undo_list+0x2ce/0x8f0
[   27.719877][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   27.720002][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.720135][   T67]  cleanup_net+0x431/0x890
[   27.720264][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   27.720407][   T67]  ? process_one_work+0xdb7/0x1410
[   27.720539][   T67]  ? lock_acquire+0x134/0x160
[   27.720665][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.720792][   T67]  process_one_work+0xdf8/0x1410
[   27.720927][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   27.721052][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   27.721193][   T67]  worker_thread+0x4f1/0xd60
[   27.721323][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.721454][   T67]  ? __kthread_parkme+0xbd/0x210
[   27.721581][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.721706][   T67]  kthread+0x367/0x460
[   27.721800][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   27.721964][   T67]  ? kthread_affine_node+0x330/0x330
[   27.722110][   T67]  ret_from_fork+0x474/0x6b0
[   27.722238][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   27.722396][   T67]  ? __switch_to+0x5a3/0xe00
[   27.722523][   T67]  ? kthread_affine_node+0x330/0x330
[   27.722647][   T67]  ret_from_fork_asm+0x11/0x20
[   27.722783][   T67]  </TASK>
[   27.722884][   T67] irq event stamp: 323423
[   27.722979][   T67] hardirqs last  enabled at (323431): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.723201][   T67] hardirqs last disabled at (323440): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.723419][   T67] softirqs last  enabled at (323314): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.723642][   T67] softirqs last disabled at (323309): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.723866][   T67] ---[ end trace 0000000000000000 ]---
[   27.725009][   T67] ------------[ cut here ]------------
[   27.725596][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   27.725854][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.726285][   T67] Tainted: [W]=WARN
[   27.726377][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.726532][   T67] Workqueue: netns cleanup_net
[   27.726659][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.726818][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.727256][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   27.727412][   T67] RAX: 00000000ffffffa6 RBX: ff1100000ff6b700 RCX: 1ff4000000090ed5
[   27.727595][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ff6b7b8
[   27.727774][   T67] RBP: ff11000011fcc000 R08: 1fe2200001fed6f8 R09: ff1100000faa0bd0
[   27.727964][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   27.728153][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.728335][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   27.728548][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.728700][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   27.728888][   T67] PKRU: 55555554
[   27.728978][   T67] Call Trace:
[   27.729069][   T67]  <TASK>
[   27.729136][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   27.729291][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   27.729443][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   27.729567][   T67]  default_device_exit_batch+0x38b/0x600
[   27.729687][   T67]  ? unregister_netdev+0x60/0x60
[   27.729813][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   27.729934][   T67]  ops_undo_list+0x2ce/0x8f0
[   27.730057][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   27.730180][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.730304][   T67]  cleanup_net+0x431/0x890
[   27.730426][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   27.730550][   T67]  ? process_one_work+0xdb7/0x1410
[   27.730676][   T67]  ? lock_acquire+0x134/0x160
[   27.730800][   T67]  ? rcu_is_watching+0x15/0xd0
[   27.730929][   T67]  process_one_work+0xdf8/0x1410
[   27.731055][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   27.731197][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   27.731325][   T67]  worker_thread+0x4f1/0xd60
[   27.731447][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.731583][   T67]  ? __kthread_parkme+0xbd/0x210
[   27.731708][   T67]  ? rescuer_thread+0x1320/0x1320
[   27.731835][   T67]  kthread+0x367/0x460
[   27.731930][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   27.732083][   T67]  ? kthread_affine_node+0x330/0x330
[   27.732211][   T67]  ret_from_fork+0x474/0x6b0
[   27.732336][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   27.732490][   T67]  ? __switch_to+0x5a3/0xe00
[   27.732619][   T67]  ? kthread_affine_node+0x330/0x330
[   27.732741][   T67]  ret_from_fork_asm+0x11/0x20
[   27.732882][   T67]  </TASK>
[   27.732972][   T67] irq event stamp: 328239
[   27.733063][   T67] hardirqs last  enabled at (328247): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.733280][   T67] hardirqs last disabled at (328256): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.733495][   T67] softirqs last  enabled at (327834): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.733714][   T67] softirqs last disabled at (327575): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.733938][   T67] ---[ end trace 0000000000000000 ]---
[   27.788620][  T332] ------------[ cut here ]------------
[   27.788789][  T332] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/332
[   27.789072][  T332] CPU: 3 UID: 0 PID: 332 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.789515][  T332] Tainted: [W]=WARN
[   27.789620][  T332] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.789784][  T332] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.789960][  T332] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.790425][  T332] RSP: 0018:ffa0000000e97ab0 EFLAGS: 00010286
[   27.790590][  T332] RAX: 00000000ffffffa6 RBX: ff11000011768900 RCX: 1ff40000001d2f1c
[   27.790785][  T332] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000117689b8
[   27.790982][  T332] RBP: ff11000011ef1000 R08: 1fe22000022ed138 R09: ff11000013b6d180
[   27.791178][  T332] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   27.791369][  T332] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011ef1000
[   27.791564][  T332] FS:  00007f6ec7b6b840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   27.791851][  T332] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.792092][  T332] CR2: 00007ffefe3f4ff0 CR3: 0000000015872002 CR4: 0000000000771ef0
[   27.792364][  T332] PKRU: 55555554
[   27.792463][  T332] Call Trace:
[   27.792560][  T332]  <TASK>
[   27.792628][  T332]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   27.792760][  T332]  ? notifier_call_chain+0xb0/0x320
[   27.792900][  T332]  rtmsg_ifinfo+0x5c/0xb0
[   27.793000][  T332]  register_netdevice+0x137a/0x1980
[   27.793139][  T332]  ? unregister_netdevice_queue+0x470/0x470
[   27.793300][  T332]  register_netdev+0x23/0x40
[   27.793429][  T332]  loopback_net_init+0x7d/0x150
[   27.793559][  T332]  ops_init+0x187/0x560
[   27.793657][  T332]  setup_net+0x11b/0x3b0
[   27.793765][  T332]  ? unregister_pernet_device+0x80/0x80
[   27.793900][  T332]  ? lockdep_init_map_type+0x5d/0x250
[   27.794028][  T332]  ? mutex_init_lockdep+0xf6/0x120
[   27.794162][  T332]  copy_net_ns+0x2fd/0x450
[   27.794298][  T332]  create_new_namespaces+0x371/0xa10
[   27.794439][  T332]  unshare_nsproxy_namespaces+0xa5/0x150
[   27.794569][  T332]  ksys_unshare+0x47e/0x8c0
[   27.794698][  T332]  ? walk_process_tree+0x350/0x350
[   27.794833][  T332]  ? __ia32_sys_open+0x1b0/0x1b0
[   27.794967][  T332]  __x64_sys_unshare+0x34/0x50
[   27.795101][  T332]  ? do_syscall_64+0x82/0xfc0
[   27.795240][  T332]  do_syscall_64+0x117/0xfc0
[   27.795368][  T332]  ? trace_hardirqs_off+0xd/0x30
[   27.795499][  T332]  ? exc_page_fault+0xee/0x100
[   27.795629][  T332]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   27.795804][  T332] RIP: 0033:0x7f6ec7e2dbcb
[   27.795949][  T332] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   27.796420][  T332] RSP: 002b:00007ffefe3f5cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   27.796618][  T332] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6ec7e2dbcb
[   27.796888][  T332] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   27.797083][  T332] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   27.797284][  T332] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffefe3f7f00
[   27.797482][  T332] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffefe3f88c6
[   27.797695][  T332]  </TASK>
[   27.797793][  T332] irq event stamp: 19043
[   27.797905][  T332] hardirqs last  enabled at (19051): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.798140][  T332] hardirqs last disabled at (19060): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.798367][  T332] softirqs last  enabled at (18620): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.798592][  T332] softirqs last disabled at (18319): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.798823][  T332] ---[ end trace 0000000000000000 ]---
[   27.807555][  T332] ------------[ cut here ]------------
[   27.807713][  T332] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/332
[   27.807950][  T332] CPU: 3 UID: 0 PID: 332 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.808217][  T332] Tainted: [W]=WARN
[   27.808315][  T332] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.808476][  T332] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.808643][  T332] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.809121][  T332] RSP: 0018:ffa0000000e97a98 EFLAGS: 00010286
[   27.809288][  T332] RAX: 00000000ffffffa6 RBX: ff11000011768200 RCX: 1ff40000001d2f19
[   27.809482][  T332] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000117682b8
[   27.809676][  T332] RBP: ff11000007951000 R08: 1fe22000022ed058 R09: ff11000013b6d180
[   27.809875][  T332] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   27.810074][  T332] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007951000
[   27.810270][  T332] FS:  00007f6ec7b6b840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   27.810497][  T332] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.810662][  T332] CR2: 00007ffefe3f4ff0 CR3: 0000000015872002 CR4: 0000000000771ef0
[   27.810861][  T332] PKRU: 55555554
[   27.810959][  T332] Call Trace:
[   27.811060][  T332]  <TASK>
[   27.811155][  T332]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   27.811292][  T332]  ? notifier_call_chain+0xb0/0x320
[   27.811422][  T332]  rtmsg_ifinfo+0x5c/0xb0
[   27.811524][  T332]  register_netdevice+0x137a/0x1980
[   27.811652][  T332]  ? unregister_netdevice_queue+0x470/0x470
[   27.811819][  T332]  ? alloc_netdev_mqs+0xed0/0x1490
[   27.811952][  T332]  register_netdev+0x23/0x40
[   27.812079][  T332]  sit_init_net+0x299/0x570
[   27.812216][  T332]  ops_init+0x187/0x560
[   27.812318][  T332]  setup_net+0x11b/0x3b0
[   27.812415][  T332]  ? unregister_pernet_device+0x80/0x80
[   27.812545][  T332]  ? lockdep_init_map_type+0x5d/0x250
[   27.812673][  T332]  ? mutex_init_lockdep+0xf6/0x120
[   27.812805][  T332]  copy_net_ns+0x2fd/0x450
[   27.812942][  T332]  create_new_namespaces+0x371/0xa10
[   27.813074][  T332]  unshare_nsproxy_namespaces+0xa5/0x150
[   27.813207][  T332]  ksys_unshare+0x47e/0x8c0
[   27.813340][  T332]  ? walk_process_tree+0x350/0x350
[   27.813474][  T332]  ? __ia32_sys_open+0x1b0/0x1b0
[   27.813626][  T332]  __x64_sys_unshare+0x34/0x50
[   27.813754][  T332]  ? do_syscall_64+0x82/0xfc0
[   27.813887][  T332]  do_syscall_64+0x117/0xfc0
[   27.814013][  T332]  ? trace_hardirqs_off+0xd/0x30
[   27.814147][  T332]  ? exc_page_fault+0xee/0x100
[   27.814274][  T332]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   27.814438][  T332] RIP: 0033:0x7f6ec7e2dbcb
[   27.814572][  T332] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   27.815038][  T332] RSP: 002b:00007ffefe3f5cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   27.815235][  T332] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6ec7e2dbcb
[   27.815430][  T332] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   27.815621][  T332] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   27.815819][  T332] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffefe3f7f00
[   27.816012][  T332] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffefe3f88c6
[   27.816214][  T332]  </TASK>
[   27.816311][  T332] irq event stamp: 27351
[   27.816421][  T332] hardirqs last  enabled at (27359): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.816646][  T332] hardirqs last disabled at (27366): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.816893][  T332] softirqs last  enabled at (26882): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   27.817190][  T332] softirqs last disabled at (26880): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   27.817478][  T332] ---[ end trace 0000000000000000 ]---
[   27.843126][  T333] ------------[ cut here ]------------
[   27.843287][  T333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/333
[   27.843516][  T333] CPU: 0 UID: 0 PID: 333 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.843774][  T333] Tainted: [W]=WARN
[   27.843904][  T333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.844072][  T333] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.844246][  T333] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.844712][  T333] RSP: 0018:ffa0000000ea7020 EFLAGS: 00010286
[   27.844884][  T333] RAX: 00000000ffffffa6 RBX: ff11000013ea1380 RCX: 1ff40000001d4dca
[   27.845073][  T333] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea1438
[   27.845825][  T333] RBP: ff11000011ef1000 R08: 1fe22000027d4288 R09: ff11000013b6ae58
[   27.846024][  T333] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   27.846222][  T333] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011ef1ce1
[   27.846419][  T333] FS:  00007f12166ab840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   27.846646][  T333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.846808][  T333] CR2: 0000000012382988 CR3: 0000000013327004 CR4: 0000000000771ef0
[   27.847008][  T333] PKRU: 55555554
[   27.847110][  T333] Call Trace:
[   27.847207][  T333]  <TASK>
[   27.847274][  T333]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   27.847403][  T333]  rtmsg_ifinfo+0x5c/0xb0
[   27.847502][  T333]  ? mark_held_locks+0x40/0x70
[   27.847630][  T333]  __dev_notify_flags+0x1b8/0x280
[   27.847760][  T333]  ? netif_change_name+0x8c0/0x8c0
[   27.847899][  T333]  ? __dev_change_flags+0x4a4/0x660
[   27.848029][  T333]  ? netif_set_allmulti+0x250/0x250
[   27.848163][  T333]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.848293][  T333]  ? is_bpf_text_address+0x68/0x110
[   27.848426][  T333]  netif_change_flags+0xfe/0x190
[   27.848555][  T333]  do_setlink.isra.0+0x1cc3/0x2750
[   27.848687][  T333]  ? rtnl_link_get_size+0x350/0x350
[   27.848830][  T333]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   27.849002][  T333]  ? rcu_read_lock_any_held+0x3c/0x90
[   27.849137][  T333]  ? validate_chain+0x38b/0xc20
[   27.849268][  T333]  ? rcu_read_lock_any_held+0x66/0x90
[   27.849397][  T333]  ? stack_depot_save_flags+0x367/0x770
[   27.849530][  T333]  ? __lock_acquire+0x508/0xc10
[   27.849662][  T333]  ? lock_acquire.part.0+0xbc/0x260
[   27.849792][  T333]  ? rtnl_newlink+0x883/0xea0
[   27.849926][  T333]  ? rcu_is_watching+0x15/0xd0
[   27.850055][  T333]  ? lock_acquire+0x134/0x160
[   27.850189][  T333]  ? rcu_is_watching+0x15/0xd0
[   27.850318][  T333]  ? rcu_is_watching+0x15/0xd0
[   27.850453][  T333]  ? trace_contention_end+0xb3/0x1a0
[   27.850584][  T333]  ? __mutex_lock+0x1db/0x2010
[   27.850717][  T333]  ? __mutex_lock+0x9b2/0x2010
[   27.850855][  T333]  ? rtnl_newlink+0x883/0xea0
[   27.850984][  T333]  ? ww_mutex_lock+0x160/0x160
[   27.851121][  T333]  ? __rtnl_newlink+0x3fa/0xa50
[   27.851252][  T333]  rtnl_newlink+0x8d1/0xea0
[   27.851383][  T333]  ? lock_acquire.part.0+0xbc/0x260
[   27.851511][  T333]  ? __rtnl_newlink+0xa50/0xa50
[   27.851638][  T333]  ? mark_usage+0x61/0x170
[   27.851770][  T333]  ? lock_acquire.part.0+0xbc/0x260
[   27.851904][  T333]  ? find_held_lock+0x2b/0x80
[   27.852031][  T333]  ? __rtnl_newlink+0xa50/0xa50
[   27.852164][  T333]  ? __lock_release.isra.0+0x6b/0x1a0
[   27.852295][  T333]  ? __rtnl_newlink+0xa50/0xa50
[   27.852423][  T333]  rtnetlink_rcv_msg+0x40d/0x9e0
[   27.852552][  T333]  ? validate_chain+0x38b/0xc20
[   27.852682][  T333]  ? rtnl_stats_set+0x3f0/0x3f0
[   27.852821][  T333]  ? __lock_acquire+0x508/0xc10
[   27.852953][  T333]  ? lock_acquire.part.0+0xbc/0x260
[   27.853081][  T333]  ? find_held_lock+0x2b/0x80
[   27.853220][  T333]  netlink_rcv_skb+0x14e/0x3a0
[   27.853352][  T333]  ? rtnl_stats_set+0x3f0/0x3f0
[   27.853480][  T333]  ? netlink_ack+0xcd0/0xcd0
[   27.853609][  T333]  ? netlink_deliver_tap+0xc5/0x330
[   27.853735][  T333]  ? netlink_deliver_tap+0x13c/0x330
[   27.853875][  T333]  netlink_unicast+0x486/0x750
[   27.854004][  T333]  ? netlink_attachskb+0x810/0x810
[   27.854139][  T333]  ? __lock_acquire+0x508/0xc10
[   27.854268][  T333]  netlink_sendmsg+0x735/0xc60
[   27.854447][  T333]  ? netlink_unicast+0x750/0x750
[   27.854602][  T333]  ? __might_fault+0x97/0x140
[   27.854734][  T333]  ____sys_sendmsg+0x419/0x850
[   27.854874][  T333]  ? copy_msghdr_from_user+0x2a0/0x460
[   27.855003][  T333]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   27.855171][  T333]  ? move_addr_to_kernel+0x40/0x40
[   27.855302][  T333]  ? stack_depot_save_flags+0x367/0x770
[   27.855433][  T333]  ? validate_chain+0x38b/0xc20
[   27.855563][  T333]  ___sys_sendmsg+0x14e/0x1d0
[   27.855690][  T333]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   27.855865][  T333]  ? copy_msghdr_from_user+0x460/0x460
[   27.856002][  T333]  __sys_sendmsg+0x145/0x1f0
[   27.856137][  T333]  ? __sys_sendmsg_sock+0x20/0x20
[   27.856266][  T333]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   27.856429][  T333]  ? do_raw_spin_unlock+0x59/0x250
[   27.856560][  T333]  ? rcu_is_watching+0x15/0xd0
[   27.856691][  T333]  do_syscall_64+0x117/0xfc0
[   27.856827][  T333]  ? trace_hardirqs_off+0xd/0x30
[   27.856964][  T333]  ? exc_page_fault+0xee/0x100
[   27.857091][  T333]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   27.857260][  T333] RIP: 0033:0x7f12168e508e
[   27.857399][  T333] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   27.857875][  T333] RSP: 002b:00007ffda9e1fa00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.858072][  T333] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f12168e508e
[   27.858274][  T333] RDX: 0000000000000000 RSI: 00007ffda9e1fab0 RDI: 0000000000000005
[   27.858469][  T333] RBP: 00007ffda9e1fa10 R08: 0000000000000000 R09: 0000000000000000
[   27.858668][  T333] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c67f
[   27.858869][  T333] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda9e20180
[   27.859076][  T333]  </TASK>
[   27.859178][  T333] irq event stamp: 15805
[   27.859277][  T333] hardirqs last  enabled at (15813): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   27.859512][  T333] hardirqs last disabled at (15820): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   27.859747][  T333] softirqs last  enabled at (15032): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   27.859984][  T333] softirqs last disabled at (14089): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   27.860221][  T333] ---[ end trace 0000000000000000 ]---
[   27.990505][  T336] ------------[ cut here ]------------
[   27.990825][  T336] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/336
[   27.991272][  T336] CPU: 2 UID: 0 PID: 336 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   27.991756][  T336] Tainted: [W]=WARN
[   27.991977][  T336] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.992309][  T336] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   27.992648][  T336] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   27.993467][  T336] RSP: 0018:ffa0000000ed6e20 EFLAGS: 00010286
[   27.993794][  T336] RAX: 00000000ffffffa6 RBX: ff11000015e0c740 RCX: 1ff40000001dad8a
[   27.994197][  T336] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e0c7f8
[   27.994603][  T336] RBP: ff1100000f7f9000 R08: 1fe2200002bc1900 R09: ff110000117a5180
[   27.994990][  T336] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   27.995373][  T336] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005e1a388
[   27.995743][  T336] FS:  00007f8ff337c840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   27.996195][  T336] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.996521][  T336] CR2: 00007f16749f0574 CR3: 0000000015d2f005 CR4: 0000000000771ef0
[   27.996904][  T336] PKRU: 55555554
[   27.997162][  T336] Call Trace:
[   27.997374][  T336]  <TASK>
[   27.997535][  T336]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   27.997840][  T336]  rtmsg_ifinfo+0x5c/0xb0
[   27.998059][  T336]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   27.998398][  T336]  ? ref_tracker_alloc+0x28d/0x430
[   27.998664][  T336]  __dev_notify_flags+0x1b8/0x280
[   27.998951][  T336]  ? ref_tracker_dir_print+0x100/0x100
[   27.999235][  T336]  ? netif_change_name+0x8c0/0x8c0
[   27.999496][  T336]  ? __rtnl_newlink+0x22b/0xa50
[   27.999762][  T336]  ? rtnl_newlink+0x8d1/0xea0
[   28.000041][  T336]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   28.000317][  T336]  ? netlink_rcv_skb+0x14e/0x3a0
[   28.000578][  T336]  ? find_held_lock+0x2b/0x80
[   28.000878][  T336]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.001157][  T336]  ? mark_held_locks+0x40/0x70
[   28.001422][  T336]  rtnl_configure_link+0x1ac/0x390
[   28.001681][  T336]  ? lockdep_hardirqs_on+0x8c/0x130
[   28.001951][  T336]  ? queue_delayed_work_on+0x95/0x100
[   28.002242][  T336]  veth_newlink+0x330/0x8d0
[   28.002513][  T336]  ? veth_poll_controller+0x10/0x10
[   28.002779][  T336]  ? kasan_save_stack+0x2f/0x50
[   28.003047][  T336]  ? kasan_save_track+0x14/0x30
[   28.003323][  T336]  ? __kasan_kmalloc+0x7b/0x90
[   28.003608][  T336]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   28.003900][  T336]  ? alloc_netdev_mqs+0xe85/0x1490
[   28.004182][  T336]  ? rtnl_af_lookup+0x290/0x290
[   28.004448][  T336]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.004716][  T336]  ? rtnl_create_link+0x169/0xf20
[   28.004991][  T336]  rtnl_newlink_create+0x2da/0x780
[   28.005277][  T336]  ? rtnl_create_link+0xf20/0xf20
[   28.005539][  T336]  ? __dev_get_by_name+0x12/0x50
[   28.005800][  T336]  ? rtnl_dev_get+0xd7/0x170
[   28.006077][  T336]  __rtnl_newlink+0x22b/0xa50
[   28.006375][  T336]  rtnl_newlink+0x8d1/0xea0
[   28.006639][  T336]  ? lock_acquire.part.0+0xbc/0x260
[   28.006907][  T336]  ? __rtnl_newlink+0xa50/0xa50
[   28.007187][  T336]  ? mark_usage+0x61/0x170
[   28.007458][  T336]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.007723][  T336]  ? __rtnl_newlink+0xa50/0xa50
[   28.007980][  T336]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.008216][  T336]  ? validate_chain+0x38b/0xc20
[   28.008483][  T336]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.008736][  T336]  ? __lock_acquire+0x508/0xc10
[   28.009006][  T336]  ? lock_acquire.part.0+0xbc/0x260
[   28.009285][  T336]  ? find_held_lock+0x2b/0x80
[   28.009553][  T336]  netlink_rcv_skb+0x14e/0x3a0
[   28.009826][  T336]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.010087][  T336]  ? netlink_ack+0xcd0/0xcd0
[   28.010373][  T336]  ? netlink_deliver_tap+0xc5/0x330
[   28.010638][  T336]  ? netlink_deliver_tap+0x13c/0x330
[   28.010911][  T336]  netlink_unicast+0x486/0x750
[   28.011193][  T336]  ? netlink_attachskb+0x810/0x810
[   28.011473][  T336]  ? __lock_acquire+0x508/0xc10
[   28.011744][  T336]  netlink_sendmsg+0x735/0xc60
[   28.012019][  T336]  ? netlink_unicast+0x750/0x750
[   28.012302][  T336]  ? __might_fault+0x97/0x140
[   28.012573][  T336]  ____sys_sendmsg+0x419/0x850
[   28.012847][  T336]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.013125][  T336]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.013441][  T336]  ? move_addr_to_kernel+0x40/0x40
[   28.013710][  T336]  ___sys_sendmsg+0x14e/0x1d0
[   28.013977][  T336]  ? copy_msghdr_from_user+0x460/0x460
[   28.014264][  T336]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   28.014589][  T336]  ? do_sys_openat2+0xfd/0x170
[   28.014866][  T336]  __sys_sendmsg+0x145/0x1f0
[   28.015167][  T336]  ? __sys_sendmsg_sock+0x20/0x20
[   28.015447][  T336]  ? fpregs_restore_userregs+0x14b/0x310
[   28.015708][  T336]  ? rcu_is_watching+0x15/0xd0
[   28.015979][  T336]  do_syscall_64+0x117/0xfc0
[   28.016261][  T336]  ? trace_hardirqs_off+0xd/0x30
[   28.016523][  T336]  ? exc_page_fault+0xee/0x100
[   28.016791][  T336]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.017129][  T336] RIP: 0033:0x7f8ff35b608e
[   28.017404][  T336] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.018287][  T336] RSP: 002b:00007ffd3b6d4f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.018658][  T336] RAX: ffffffffffffffda RBX: 00007ffd3b6d56b8 RCX: 00007f8ff35b608e
[   28.019023][  T336] RDX: 0000000000000000 RSI: 00007ffd3b6d4fc0 RDI: 0000000000000005
[   28.019402][  T336] RBP: 00007ffd3b6d4f20 R08: 0000000000000000 R09: 0000000000000000
[   28.019761][  T336] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c67f
[   28.020204][  T336] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3b6d5680
[   28.020589][  T336]  </TASK>
[   28.020796][  T336] irq event stamp: 15147
[   28.021028][  T336] hardirqs last  enabled at (15157): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.021459][  T336] hardirqs last disabled at (15168): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.021889][  T336] softirqs last  enabled at (14472): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   28.022327][  T336] softirqs last disabled at (14459): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   28.022756][  T336] ---[ end trace 0000000000000000 ]---
[   28.045179][  T336] ------------[ cut here ]------------
[   28.045472][  T336] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/336
[   28.045882][  T336] CPU: 2 UID: 0 PID: 336 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.046367][  T336] Tainted: [W]=WARN
[   28.046589][  T336] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.046910][  T336] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.047262][  T336] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.048059][  T336] RSP: 0018:ffa0000000ed71a0 EFLAGS: 00010286
[   28.048391][  T336] RAX: 00000000ffffffa6 RBX: ff11000010059e00 RCX: 1ff40000001dadfa
[   28.048750][  T336] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010059eb8
[   28.049135][  T336] RBP: ff110000075b9000 R08: 1fe220000200b3d8 R09: ff110000117a5180
[   28.049495][  T336] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   28.049864][  T336] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   28.050237][  T336] FS:  00007f8ff337c840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   28.050650][  T336] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.050965][  T336] CR2: 00007f16749f0574 CR3: 0000000015d2f005 CR4: 0000000000771ef0
[   28.051341][  T336] PKRU: 55555554
[   28.051549][  T336] Call Trace:
[   28.051754][  T336]  <TASK>
[   28.051922][  T336]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   28.052201][  T336]  rtmsg_ifinfo+0x5c/0xb0
[   28.052419][  T336]  __dev_notify_flags+0x1b8/0x280
[   28.052680][  T336]  ? netif_change_name+0x8c0/0x8c0
[   28.052948][  T336]  ? rtnl_af_lookup+0x290/0x290
[   28.053225][  T336]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.053488][  T336]  rtnl_configure_link+0x1ac/0x390
[   28.053748][  T336]  rtnl_newlink_create+0x353/0x780
[   28.054016][  T336]  ? rtnl_create_link+0xf20/0xf20
[   28.054296][  T336]  ? __dev_get_by_name+0x12/0x50
[   28.054557][  T336]  ? rtnl_dev_get+0xd7/0x170
[   28.054835][  T336]  __rtnl_newlink+0x22b/0xa50
[   28.055119][  T336]  rtnl_newlink+0x8d1/0xea0
[   28.055382][  T336]  ? lock_acquire.part.0+0xbc/0x260
[   28.055640][  T336]  ? __rtnl_newlink+0xa50/0xa50
[   28.055905][  T336]  ? mark_usage+0x61/0x170
[   28.056184][  T336]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.056448][  T336]  ? __rtnl_newlink+0xa50/0xa50
[   28.056704][  T336]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.056969][  T336]  ? validate_chain+0x38b/0xc20
[   28.057249][  T336]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.057504][  T336]  ? __lock_acquire+0x508/0xc10
[   28.057760][  T336]  ? lock_acquire.part.0+0xbc/0x260
[   28.058020][  T336]  ? find_held_lock+0x2b/0x80
[   28.058294][  T336]  netlink_rcv_skb+0x14e/0x3a0
[   28.058551][  T336]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.058806][  T336]  ? netlink_ack+0xcd0/0xcd0
[   28.059074][  T336]  ? netlink_deliver_tap+0xc5/0x330
[   28.059344][  T336]  ? netlink_deliver_tap+0x13c/0x330
[   28.059599][  T336]  netlink_unicast+0x486/0x750
[   28.059867][  T336]  ? netlink_attachskb+0x810/0x810
[   28.060134][  T336]  ? __lock_acquire+0x508/0xc10
[   28.060395][  T336]  netlink_sendmsg+0x735/0xc60
[   28.060649][  T336]  ? netlink_unicast+0x750/0x750
[   28.060909][  T336]  ? __might_fault+0x97/0x140
[   28.061183][  T336]  ____sys_sendmsg+0x419/0x850
[   28.061440][  T336]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.061695][  T336]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.062001][  T336]  ? move_addr_to_kernel+0x40/0x40
[   28.062278][  T336]  ___sys_sendmsg+0x14e/0x1d0
[   28.062542][  T336]  ? copy_msghdr_from_user+0x460/0x460
[   28.062803][  T336]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   28.063138][  T336]  ? do_sys_openat2+0xfd/0x170
[   28.063397][  T336]  __sys_sendmsg+0x145/0x1f0
[   28.063654][  T336]  ? __sys_sendmsg_sock+0x20/0x20
[   28.063922][  T336]  ? fpregs_restore_userregs+0x14b/0x310
[   28.064192][  T336]  ? rcu_is_watching+0x15/0xd0
[   28.064453][  T336]  do_syscall_64+0x117/0xfc0
[   28.064707][  T336]  ? trace_hardirqs_off+0xd/0x30
[   28.064968][  T336]  ? exc_page_fault+0xee/0x100
[   28.065240][  T336]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.065541][  T336] RIP: 0033:0x7f8ff35b608e
[   28.065802][  T336] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.066598][  T336] RSP: 002b:00007ffd3b6d4f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.066966][  T336] RAX: ffffffffffffffda RBX: 00007ffd3b6d56b8 RCX: 00007f8ff35b608e
[   28.067339][  T336] RDX: 0000000000000000 RSI: 00007ffd3b6d4fc0 RDI: 0000000000000005
[   28.067691][  T336] RBP: 00007ffd3b6d4f20 R08: 0000000000000000 R09: 0000000000000000
[   28.068062][  T336] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c67f
[   28.068432][  T336] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3b6d5680
[   28.068798][  T336]  </TASK>
[   28.069012][  T336] irq event stamp: 26189
[   28.069230][  T336] hardirqs last  enabled at (26201): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.069645][  T336] hardirqs last disabled at (26210): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.070060][  T336] softirqs last  enabled at (25402): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   28.070481][  T336] softirqs last disabled at (25395): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   28.070907][  T336] ---[ end trace 0000000000000000 ]---
[   28.124829][  T337] ------------[ cut here ]------------
[   28.125018][  T337] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/337
[   28.125279][  T337] CPU: 0 UID: 0 PID: 337 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.125567][  T337] Tainted: [W]=WARN
[   28.125675][  T337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.125858][  T337] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.126035][  T337] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.126513][  T337] RSP: 0018:ffa0000000ee6e20 EFLAGS: 00010286
[   28.126686][  T337] RAX: 00000000ffffffa6 RBX: ff11000011fff540 RCX: 1ff40000001dcd8a
[   28.126895][  T337] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011fff5f8
[   28.127102][  T337] RBP: ff1100000fd4c000 R08: 1fe22000023ffec0 R09: ff11000004cc2e80
[   28.127305][  T337] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   28.127514][  T337] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015836708
[   28.127718][  T337] FS:  00007fbf2c8de840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   28.127961][  T337] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.128140][  T337] CR2: 000000000042ebe0 CR3: 0000000015b87004 CR4: 0000000000771ef0
[   28.128347][  T337] PKRU: 55555554
[   28.128451][  T337] Call Trace:
[   28.128557][  T337]  <TASK>
[   28.128628][  T337]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   28.128765][  T337]  rtmsg_ifinfo+0x5c/0xb0
[   28.128870][  T337]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   28.129038][  T337]  __dev_notify_flags+0x1b8/0x280
[   28.129495][  T337]  ? __mod_timer+0x3ad/0xc60
[   28.129631][  T337]  ? netif_change_name+0x8c0/0x8c0
[   28.129768][  T337]  ? rtnl_newlink+0x8d1/0xea0
[   28.129909][  T337]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   28.130045][  T337]  ? netlink_rcv_skb+0x14e/0x3a0
[   28.130187][  T337]  ? add_timer_on+0x580/0x580
[   28.130320][  T337]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.130455][  T337]  ? mark_held_locks+0x40/0x70
[   28.130588][  T337]  rtnl_configure_link+0x1ac/0x390
[   28.130721][  T337]  ? lockdep_hardirqs_on+0x8c/0x130
[   28.130866][  T337]  ? queue_delayed_work_on+0x95/0x100
[   28.131000][  T337]  veth_newlink+0x330/0x8d0
[   28.131139][  T337]  ? veth_poll_controller+0x10/0x10
[   28.131271][  T337]  ? kasan_save_stack+0x2f/0x50
[   28.131406][  T337]  ? kasan_save_track+0x14/0x30
[   28.131538][  T337]  ? __kasan_kmalloc+0x7b/0x90
[   28.131683][  T337]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   28.131865][  T337]  ? alloc_netdev_mqs+0xe85/0x1490
[   28.132001][  T337]  ? rtnl_af_lookup+0x290/0x290
[   28.132142][  T337]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.132279][  T337]  ? rtnl_create_link+0x169/0xf20
[   28.132415][  T337]  rtnl_newlink_create+0x2da/0x780
[   28.132550][  T337]  ? rtnl_create_link+0xf20/0xf20
[   28.132682][  T337]  ? __dev_get_by_name+0x12/0x50
[   28.132823][  T337]  ? rtnl_dev_get+0xd7/0x170
[   28.132962][  T337]  __rtnl_newlink+0x22b/0xa50
[   28.133105][  T337]  rtnl_newlink+0x8d1/0xea0
[   28.133246][  T337]  ? lock_acquire.part.0+0xbc/0x260
[   28.133382][  T337]  ? __rtnl_newlink+0xa50/0xa50
[   28.133518][  T337]  ? mark_usage+0x61/0x170
[   28.133659][  T337]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.133799][  T337]  ? __rtnl_newlink+0xa50/0xa50
[   28.133940][  T337]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.134077][  T337]  ? validate_chain+0x38b/0xc20
[   28.134220][  T337]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.134355][  T337]  ? __lock_acquire+0x508/0xc10
[   28.134495][  T337]  ? lock_acquire.part.0+0xbc/0x260
[   28.134627][  T337]  ? find_held_lock+0x2b/0x80
[   28.134768][  T337]  netlink_rcv_skb+0x14e/0x3a0
[   28.134913][  T337]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.135047][  T337]  ? netlink_ack+0xcd0/0xcd0
[   28.135189][  T337]  ? netlink_deliver_tap+0xc5/0x330
[   28.135323][  T337]  ? netlink_deliver_tap+0x13c/0x330
[   28.135462][  T337]  netlink_unicast+0x486/0x750
[   28.135597][  T337]  ? netlink_attachskb+0x810/0x810
[   28.135732][  T337]  ? __lock_acquire+0x508/0xc10
[   28.135874][  T337]  netlink_sendmsg+0x735/0xc60
[   28.136014][  T337]  ? netlink_unicast+0x750/0x750
[   28.136155][  T337]  ? __might_fault+0x97/0x140
[   28.136291][  T337]  ____sys_sendmsg+0x419/0x850
[   28.136427][  T337]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.136562][  T337]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.136728][  T337]  ? move_addr_to_kernel+0x40/0x40
[   28.136916][  T337]  ___sys_sendmsg+0x14e/0x1d0
[   28.137054][  T337]  ? copy_msghdr_from_user+0x460/0x460
[   28.137199][  T337]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   28.137371][  T337]  ? do_sys_openat2+0xfd/0x170
[   28.137511][  T337]  __sys_sendmsg+0x145/0x1f0
[   28.137647][  T337]  ? __sys_sendmsg_sock+0x20/0x20
[   28.137786][  T337]  ? fpregs_restore_userregs+0x14b/0x310
[   28.137927][  T337]  ? rcu_is_watching+0x15/0xd0
[   28.138064][  T337]  do_syscall_64+0x117/0xfc0
[   28.138224][  T337]  ? trace_hardirqs_off+0xd/0x30
[   28.138357][  T337]  ? exc_page_fault+0xee/0x100
[   28.138488][  T337]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.138658][  T337] RIP: 0033:0x7fbf2cb1808e
[   28.138823][  T337] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.139341][  T337] RSP: 002b:00007ffdf932aed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.139545][  T337] RAX: ffffffffffffffda RBX: 00007ffdf932b678 RCX: 00007fbf2cb1808e
[   28.139746][  T337] RDX: 0000000000000000 RSI: 00007ffdf932af80 RDI: 0000000000000005
[   28.139967][  T337] RBP: 00007ffdf932aee0 R08: 0000000000000000 R09: 0000000000000000
[   28.140176][  T337] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c67f
[   28.140381][  T337] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf932b640
[   28.140587][  T337]  </TASK>
[   28.140690][  T337] irq event stamp: 28527
[   28.140791][  T337] hardirqs last  enabled at (28535): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.141068][  T337] hardirqs last disabled at (28542): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.141311][  T337] softirqs last  enabled at (28418): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   28.141544][  T337] softirqs last disabled at (28413): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   28.141776][  T337] ---[ end trace 0000000000000000 ]---
[   28.150103][  T337] ------------[ cut here ]------------
[   28.150281][  T337] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/337
[   28.150524][  T337] CPU: 0 UID: 0 PID: 337 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.150797][  T337] Tainted: [W]=WARN
[   28.150910][  T337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.151079][  T337] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.151264][  T337] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.151740][  T337] RSP: 0018:ffa0000000ee71a0 EFLAGS: 00010286
[   28.151921][  T337] RAX: 00000000ffffffa6 RBX: ff1100000269a040 RCX: 1ff40000001dcdfa
[   28.152132][  T337] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269a0f8
[   28.152353][  T337] RBP: ff110000075c9000 R08: 1fe22000004d3420 R09: ff11000004cc2e80
[   28.152559][  T337] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   28.152766][  T337] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   28.152974][  T337] FS:  00007fbf2c8de840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   28.153213][  T337] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.153385][  T337] CR2: 000000000042ebe0 CR3: 0000000015b87004 CR4: 0000000000771ef0
[   28.153588][  T337] PKRU: 55555554
[   28.153690][  T337] Call Trace:
[   28.153793][  T337]  <TASK>
[   28.153875][  T337]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   28.154011][  T337]  rtmsg_ifinfo+0x5c/0xb0
[   28.154119][  T337]  __dev_notify_flags+0x1b8/0x280
[   28.154254][  T337]  ? netif_change_name+0x8c0/0x8c0
[   28.154391][  T337]  ? rtnl_af_lookup+0x290/0x290
[   28.154525][  T337]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.154664][  T337]  rtnl_configure_link+0x1ac/0x390
[   28.154799][  T337]  rtnl_newlink_create+0x353/0x780
[   28.154946][  T337]  ? rtnl_create_link+0xf20/0xf20
[   28.155080][  T337]  ? __dev_get_by_name+0x12/0x50
[   28.155222][  T337]  ? rtnl_dev_get+0xd7/0x170
[   28.155361][  T337]  __rtnl_newlink+0x22b/0xa50
[   28.155499][  T337]  rtnl_newlink+0x8d1/0xea0
[   28.155640][  T337]  ? lock_acquire.part.0+0xbc/0x260
[   28.155779][  T337]  ? __rtnl_newlink+0xa50/0xa50
[   28.155919][  T337]  ? mark_usage+0x61/0x170
[   28.156056][  T337]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.156260][  T337]  ? __rtnl_newlink+0xa50/0xa50
[   28.156394][  T337]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.156527][  T337]  ? validate_chain+0x38b/0xc20
[   28.156658][  T337]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.156792][  T337]  ? __lock_acquire+0x508/0xc10
[   28.156933][  T337]  ? lock_acquire.part.0+0xbc/0x260
[   28.157066][  T337]  ? find_held_lock+0x2b/0x80
[   28.157234][  T337]  netlink_rcv_skb+0x14e/0x3a0
[   28.157369][  T337]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.157501][  T337]  ? netlink_ack+0xcd0/0xcd0
[   28.157636][  T337]  ? netlink_deliver_tap+0xc5/0x330
[   28.157768][  T337]  ? netlink_deliver_tap+0x13c/0x330
[   28.157913][  T337]  netlink_unicast+0x486/0x750
[   28.158048][  T337]  ? netlink_attachskb+0x810/0x810
[   28.158188][  T337]  ? __lock_acquire+0x508/0xc10
[   28.158322][  T337]  netlink_sendmsg+0x735/0xc60
[   28.158457][  T337]  ? netlink_unicast+0x750/0x750
[   28.158591][  T337]  ? __might_fault+0x97/0x140
[   28.158726][  T337]  ____sys_sendmsg+0x419/0x850
[   28.158864][  T337]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.159003][  T337]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.159175][  T337]  ? move_addr_to_kernel+0x40/0x40
[   28.159312][  T337]  ___sys_sendmsg+0x14e/0x1d0
[   28.159446][  T337]  ? copy_msghdr_from_user+0x460/0x460
[   28.159609][  T337]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   28.159810][  T337]  ? do_sys_openat2+0xfd/0x170
[   28.159954][  T337]  __sys_sendmsg+0x145/0x1f0
[   28.160088][  T337]  ? __sys_sendmsg_sock+0x20/0x20
[   28.160231][  T337]  ? fpregs_restore_userregs+0x14b/0x310
[   28.160365][  T337]  ? rcu_is_watching+0x15/0xd0
[   28.160501][  T337]  do_syscall_64+0x117/0xfc0
[   28.160637][  T337]  ? trace_hardirqs_off+0xd/0x30
[   28.160772][  T337]  ? exc_page_fault+0xee/0x100
[   28.160912][  T337]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.161082][  T337] RIP: 0033:0x7fbf2cb1808e
[   28.161238][  T337] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.161711][  T337] RSP: 002b:00007ffdf932aed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.161925][  T337] RAX: ffffffffffffffda RBX: 00007ffdf932b678 RCX: 00007fbf2cb1808e
[   28.162134][  T337] RDX: 0000000000000000 RSI: 00007ffdf932af80 RDI: 0000000000000005
[   28.162340][  T337] RBP: 00007ffdf932aee0 R08: 0000000000000000 R09: 0000000000000000
[   28.162541][  T337] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c67f
[   28.162744][  T337] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf932b640
[   28.162965][  T337]  </TASK>
[   28.163067][  T337] irq event stamp: 34783
[   28.163175][  T337] hardirqs last  enabled at (34793): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.163414][  T337] hardirqs last disabled at (34800): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.163647][  T337] softirqs last  enabled at (34476): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   28.163892][  T337] softirqs last disabled at (34427): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   28.164131][  T337] ---[ end trace 0000000000000000 ]---
[   28.200971][  T338] ------------[ cut here ]------------
[   28.201629][  T338] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/338
[   28.201922][  T338] CPU: 3 UID: 0 PID: 338 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.202295][  T338] Tainted: [W]=WARN
[   28.202446][  T338] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.202700][  T338] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.202969][  T338] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.203606][  T338] RSP: 0018:ffa0000000ef6e20 EFLAGS: 00010286
[   28.203784][  T338] RAX: 00000000ffffffa6 RBX: ff11000005d74200 RCX: 1ff40000001ded8a
[   28.203998][  T338] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005d742b8
[   28.204209][  T338] RBP: ff11000015a01000 R08: 1fe2200000bae858 R09: ff11000013bc5180
[   28.204417][  T338] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   28.204620][  T338] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ebc788
[   28.204860][  T338] FS:  00007fa114142840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   28.205114][  T338] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.205287][  T338] CR2: 000000000042ebe0 CR3: 0000000015d2d004 CR4: 0000000000771ef0
[   28.205491][  T338] PKRU: 55555554
[   28.205591][  T338] Call Trace:
[   28.205691][  T338]  <TASK>
[   28.205762][  T338]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   28.205930][  T338]  rtmsg_ifinfo+0x5c/0xb0
[   28.206034][  T338]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   28.206210][  T338]  ? ref_tracker_alloc+0x28d/0x430
[   28.206357][  T338]  __dev_notify_flags+0x1b8/0x280
[   28.206500][  T338]  ? ref_tracker_dir_print+0x100/0x100
[   28.206636][  T338]  ? netif_change_name+0x8c0/0x8c0
[   28.206773][  T338]  ? __rtnl_newlink+0x22b/0xa50
[   28.206946][  T338]  ? rtnl_newlink+0x8d1/0xea0
[   28.207158][  T338]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   28.207360][  T338]  ? netlink_rcv_skb+0x14e/0x3a0
[   28.207561][  T338]  ? find_held_lock+0x2b/0x80
[   28.207767][  T338]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.208029][  T338]  ? mark_held_locks+0x40/0x70
[   28.208180][  T338]  rtnl_configure_link+0x1ac/0x390
[   28.208316][  T338]  ? lockdep_hardirqs_on+0x8c/0x130
[   28.208469][  T338]  ? queue_delayed_work_on+0x95/0x100
[   28.208607][  T338]  veth_newlink+0x330/0x8d0
[   28.208750][  T338]  ? veth_poll_controller+0x10/0x10
[   28.208892][  T338]  ? kasan_save_stack+0x2f/0x50
[   28.209031][  T338]  ? kasan_save_track+0x14/0x30
[   28.209197][  T338]  ? __kasan_kmalloc+0x7b/0x90
[   28.209347][  T338]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   28.209485][  T338]  ? alloc_netdev_mqs+0xe85/0x1490
[   28.209623][  T338]  ? rtnl_af_lookup+0x290/0x290
[   28.209761][  T338]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.209906][  T338]  ? rtnl_create_link+0x169/0xf20
[   28.210044][  T338]  rtnl_newlink_create+0x2da/0x780
[   28.210191][  T338]  ? rtnl_create_link+0xf20/0xf20
[   28.210328][  T338]  ? __dev_get_by_name+0x12/0x50
[   28.210466][  T338]  ? rtnl_dev_get+0xd7/0x170
[   28.210607][  T338]  __rtnl_newlink+0x22b/0xa50
[   28.210750][  T338]  rtnl_newlink+0x8d1/0xea0
[   28.210914][  T338]  ? lock_acquire.part.0+0xbc/0x260
[   28.211121][  T338]  ? __rtnl_newlink+0xa50/0xa50
[   28.211324][  T338]  ? mark_usage+0x61/0x170
[   28.211532][  T338]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.211740][  T338]  ? __rtnl_newlink+0xa50/0xa50
[   28.211938][  T338]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.212076][  T338]  ? validate_chain+0x38b/0xc20
[   28.212224][  T338]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.212404][  T338]  ? __lock_acquire+0x508/0xc10
[   28.212592][  T338]  ? lock_acquire.part.0+0xbc/0x260
[   28.212729][  T338]  ? find_held_lock+0x2b/0x80
[   28.212873][  T338]  netlink_rcv_skb+0x14e/0x3a0
[   28.213008][  T338]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.213159][  T338]  ? netlink_ack+0xcd0/0xcd0
[   28.213298][  T338]  ? netlink_deliver_tap+0xc5/0x330
[   28.213436][  T338]  ? netlink_deliver_tap+0x13c/0x330
[   28.213579][  T338]  netlink_unicast+0x486/0x750
[   28.213718][  T338]  ? netlink_attachskb+0x810/0x810
[   28.213861][  T338]  ? __lock_acquire+0x508/0xc10
[   28.213995][  T338]  netlink_sendmsg+0x735/0xc60
[   28.214151][  T338]  ? netlink_unicast+0x750/0x750
[   28.214293][  T338]  ? __might_fault+0x97/0x140
[   28.214432][  T338]  ____sys_sendmsg+0x419/0x850
[   28.214569][  T338]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.214703][  T338]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.214879][  T338]  ? move_addr_to_kernel+0x40/0x40
[   28.215017][  T338]  ___sys_sendmsg+0x14e/0x1d0
[   28.215160][  T338]  ? copy_msghdr_from_user+0x460/0x460
[   28.215301][  T338]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   28.215476][  T338]  ? do_sys_openat2+0xfd/0x170
[   28.215613][  T338]  __sys_sendmsg+0x145/0x1f0
[   28.215763][  T338]  ? __sys_sendmsg_sock+0x20/0x20
[   28.215914][  T338]  ? fpregs_restore_userregs+0x14b/0x310
[   28.216050][  T338]  ? rcu_is_watching+0x15/0xd0
[   28.216192][  T338]  do_syscall_64+0x117/0xfc0
[   28.216327][  T338]  ? trace_hardirqs_off+0xd/0x30
[   28.216461][  T338]  ? exc_page_fault+0xee/0x100
[   28.216616][  T338]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.216796][  T338] RIP: 0033:0x7fa11437c08e
[   28.217023][  T338] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.217745][  T338] RSP: 002b:00007ffe1304d640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.218011][  T338] RAX: ffffffffffffffda RBX: 00007ffe1304dde8 RCX: 00007fa11437c08e
[   28.218296][  T338] RDX: 0000000000000000 RSI: 00007ffe1304d6f0 RDI: 0000000000000005
[   28.218545][  T338] RBP: 00007ffe1304d650 R08: 0000000000000000 R09: 0000000000000000
[   28.218750][  T338] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c67f
[   28.218983][  T338] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1304ddb0
[   28.219291][  T338]  </TASK>
[   28.219396][  T338] irq event stamp: 22605
[   28.219497][  T338] hardirqs last  enabled at (22613): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.219738][  T338] hardirqs last disabled at (22620): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.219983][  T338] softirqs last  enabled at (21786): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   28.220246][  T338] softirqs last disabled at (21777): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   28.220575][  T338] ---[ end trace 0000000000000000 ]---
[   28.229275][  T338] ------------[ cut here ]------------
[   28.229442][  T338] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/338
[   28.229677][  T338] CPU: 3 UID: 0 PID: 338 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.229956][  T338] Tainted: [W]=WARN
[   28.230058][  T338] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.230234][  T338] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.230414][  T338] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.230893][  T338] RSP: 0018:ffa0000000ef71a0 EFLAGS: 00010286
[   28.231065][  T338] RAX: 00000000ffffffa6 RBX: ff11000015b238c0 RCX: 1ff40000001dedfa
[   28.231271][  T338] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b23978
[   28.231471][  T338] RBP: ff11000005439000 R08: 1fe2200002b64730 R09: ff11000013bc5180
[   28.231670][  T338] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   28.231911][  T338] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   28.232122][  T338] FS:  00007fa114142840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   28.232358][  T338] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.232527][  T338] CR2: 000000000042ebe0 CR3: 0000000015d2d004 CR4: 0000000000771ef0
[   28.232750][  T338] PKRU: 55555554
[   28.232863][  T338] Call Trace:
[   28.232965][  T338]  <TASK>
[   28.233035][  T338]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   28.233178][  T338]  rtmsg_ifinfo+0x5c/0xb0
[   28.233279][  T338]  __dev_notify_flags+0x1b8/0x280
[   28.233414][  T338]  ? netif_change_name+0x8c0/0x8c0
[   28.233548][  T338]  ? rtnl_af_lookup+0x290/0x290
[   28.233685][  T338]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.233829][  T338]  rtnl_configure_link+0x1ac/0x390
[   28.233970][  T338]  rtnl_newlink_create+0x353/0x780
[   28.234109][  T338]  ? rtnl_create_link+0xf20/0xf20
[   28.234242][  T338]  ? __dev_get_by_name+0x12/0x50
[   28.234383][  T338]  ? rtnl_dev_get+0xd7/0x170
[   28.234521][  T338]  __rtnl_newlink+0x22b/0xa50
[   28.234657][  T338]  rtnl_newlink+0x8d1/0xea0
[   28.234790][  T338]  ? lock_acquire.part.0+0xbc/0x260
[   28.234944][  T338]  ? __rtnl_newlink+0xa50/0xa50
[   28.235077][  T338]  ? mark_usage+0x61/0x170
[   28.235277][  T338]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.235410][  T338]  ? __rtnl_newlink+0xa50/0xa50
[   28.235542][  T338]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.235677][  T338]  ? validate_chain+0x38b/0xc20
[   28.235810][  T338]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.235974][  T338]  ? __lock_acquire+0x508/0xc10
[   28.236167][  T338]  ? lock_acquire.part.0+0xbc/0x260
[   28.236301][  T338]  ? find_held_lock+0x2b/0x80
[   28.236434][  T338]  netlink_rcv_skb+0x14e/0x3a0
[   28.236589][  T338]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.236728][  T338]  ? netlink_ack+0xcd0/0xcd0
[   28.236872][  T338]  ? netlink_deliver_tap+0xc5/0x330
[   28.237005][  T338]  ? netlink_deliver_tap+0x13c/0x330
[   28.237198][  T338]  netlink_unicast+0x486/0x750
[   28.237338][  T338]  ? netlink_attachskb+0x810/0x810
[   28.237472][  T338]  ? __lock_acquire+0x508/0xc10
[   28.237607][  T338]  netlink_sendmsg+0x735/0xc60
[   28.237742][  T338]  ? netlink_unicast+0x750/0x750
[   28.237906][  T338]  ? __might_fault+0x97/0x140
[   28.238043][  T338]  ____sys_sendmsg+0x419/0x850
[   28.238237][  T338]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.238371][  T338]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.238535][  T338]  ? move_addr_to_kernel+0x40/0x40
[   28.238670][  T338]  ___sys_sendmsg+0x14e/0x1d0
[   28.238803][  T338]  ? copy_msghdr_from_user+0x460/0x460
[   28.238950][  T338]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   28.239155][  T338]  ? do_sys_openat2+0xfd/0x170
[   28.239295][  T338]  __sys_sendmsg+0x145/0x1f0
[   28.239437][  T338]  ? __sys_sendmsg_sock+0x20/0x20
[   28.239575][  T338]  ? fpregs_restore_userregs+0x14b/0x310
[   28.239710][  T338]  ? rcu_is_watching+0x15/0xd0
[   28.239852][  T338]  do_syscall_64+0x117/0xfc0
[   28.239989][  T338]  ? trace_hardirqs_off+0xd/0x30
[   28.240129][  T338]  ? exc_page_fault+0xee/0x100
[   28.240265][  T338]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.240433][  T338] RIP: 0033:0x7fa11437c08e
[   28.240572][  T338] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.241047][  T338] RSP: 002b:00007ffe1304d640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.241277][  T338] RAX: ffffffffffffffda RBX: 00007ffe1304dde8 RCX: 00007fa11437c08e
[   28.241479][  T338] RDX: 0000000000000000 RSI: 00007ffe1304d6f0 RDI: 0000000000000005
[   28.241680][  T338] RBP: 00007ffe1304d650 R08: 0000000000000000 R09: 0000000000000000
[   28.241887][  T338] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c67f
[   28.242087][  T338] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1304ddb0
[   28.242306][  T338]  </TASK>
[   28.242407][  T338] irq event stamp: 28881
[   28.242507][  T338] hardirqs last  enabled at (28889): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.242742][  T338] hardirqs last disabled at (28896): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.242976][  T338] softirqs last  enabled at (28722): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   28.243211][  T338] softirqs last disabled at (28697): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   28.243458][  T338] ---[ end trace 0000000000000000 ]---
[   28.285651][  T339] ------------[ cut here ]------------
[   28.285963][  T339] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/339
[   28.286401][  T339] CPU: 2 UID: 0 PID: 339 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.286892][  T339] Tainted: [W]=WARN
[   28.287117][  T339] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.287475][  T339] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.287804][  T339] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.288594][  T339] RSP: 0018:ffa0000000f07050 EFLAGS: 00010286
[   28.288906][  T339] RAX: 00000000ffffffa6 RBX: ff11000004d0da80 RCX: 1ff40000001e0dd0
[   28.289269][  T339] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d0db38
[   28.289623][  T339] RBP: ff110000075b9000 R08: 1fe22000009a1b68 R09: ff11000013bc2e80
[   28.289990][  T339] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   28.290878][  T339] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   28.291283][  T339] FS:  00007f477ff83840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   28.291691][  T339] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.292026][  T339] CR2: 000000001babc988 CR3: 0000000015bd7002 CR4: 0000000000771ef0
[   28.292404][  T339] PKRU: 55555554
[   28.292609][  T339] Call Trace:
[   28.292826][  T339]  <TASK>
[   28.292989][  T339]  ? rcu_is_watching+0x15/0xd0
[   28.293263][  T339]  rtnetlink_event+0xe0/0x1f0
[   28.293524][  T339]  notifier_call_chain+0xb0/0x320
[   28.293786][  T339]  netif_set_mac_address+0x2dd/0x410
[   28.294054][  T339]  ? rcu_is_watching+0x15/0xd0
[   28.294343][  T339]  ? netif_set_group+0x70/0x70
[   28.294608][  T339]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   28.294920][  T339]  ? is_bpf_text_address+0x72/0x110
[   28.295203][  T339]  do_setlink.isra.0+0x706/0x2750
[   28.295466][  T339]  ? rtnl_link_get_size+0x350/0x350
[   28.295720][  T339]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   28.296059][  T339]  ? rcu_read_lock_any_held+0x3c/0x90
[   28.296332][  T339]  ? validate_chain+0x38b/0xc20
[   28.296614][  T339]  ? rcu_read_lock_any_held+0x66/0x90
[   28.296895][  T339]  ? stack_depot_save_flags+0x367/0x770
[   28.297166][  T339]  ? __lock_acquire+0x508/0xc10
[   28.297426][  T339]  ? lock_acquire.part.0+0xbc/0x260
[   28.297671][  T339]  ? rtnl_newlink+0x883/0xea0
[   28.297937][  T339]  ? rcu_is_watching+0x15/0xd0
[   28.298207][  T339]  ? lock_acquire+0x134/0x160
[   28.298460][  T339]  ? rcu_is_watching+0x15/0xd0
[   28.298714][  T339]  ? rcu_is_watching+0x15/0xd0
[   28.298989][  T339]  ? trace_contention_end+0xb3/0x1a0
[   28.299262][  T339]  ? __mutex_lock+0x1db/0x2010
[   28.299520][  T339]  ? __mutex_lock+0x9b2/0x2010
[   28.299790][  T339]  ? rtnl_newlink+0x883/0xea0
[   28.300065][  T339]  ? __rtnl_newlink+0x3fa/0xa50
[   28.300342][  T339]  rtnl_newlink+0x8d1/0xea0
[   28.300607][  T339]  ? lock_acquire.part.0+0xbc/0x260
[   28.300872][  T339]  ? __rtnl_newlink+0xa50/0xa50
[   28.301174][  T339]  ? mark_usage+0x61/0x170
[   28.301435][  T339]  ? lock_acquire.part.0+0xbc/0x260
[   28.301692][  T339]  ? find_held_lock+0x2b/0x80
[   28.301956][  T339]  ? __rtnl_newlink+0xa50/0xa50
[   28.302231][  T339]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.302488][  T339]  ? __rtnl_newlink+0xa50/0xa50
[   28.302743][  T339]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.303013][  T339]  ? validate_chain+0x38b/0xc20
[   28.303287][  T339]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.303546][  T339]  ? __lock_acquire+0x508/0xc10
[   28.303809][  T339]  ? lock_acquire.part.0+0xbc/0x260
[   28.304075][  T339]  ? find_held_lock+0x2b/0x80
[   28.304351][  T339]  netlink_rcv_skb+0x14e/0x3a0
[   28.304634][  T339]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.304901][  T339]  ? netlink_ack+0xcd0/0xcd0
[   28.305180][  T339]  ? netlink_deliver_tap+0xc5/0x330
[   28.305431][  T339]  ? netlink_deliver_tap+0x13c/0x330
[   28.305693][  T339]  netlink_unicast+0x486/0x750
[   28.305960][  T339]  ? netlink_attachskb+0x810/0x810
[   28.306232][  T339]  ? __lock_acquire+0x508/0xc10
[   28.306494][  T339]  netlink_sendmsg+0x735/0xc60
[   28.306752][  T339]  ? netlink_unicast+0x750/0x750
[   28.307017][  T339]  ? __might_fault+0x97/0x140
[   28.307319][  T339]  ____sys_sendmsg+0x419/0x850
[   28.307578][  T339]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.307857][  T339]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.308177][  T339]  ? move_addr_to_kernel+0x40/0x40
[   28.308454][  T339]  ? stack_depot_save_flags+0x367/0x770
[   28.308709][  T339]  ? validate_chain+0x38b/0xc20
[   28.308976][  T339]  ___sys_sendmsg+0x14e/0x1d0
[   28.309264][  T339]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.309569][  T339]  ? copy_msghdr_from_user+0x460/0x460
[   28.309869][  T339]  __sys_sendmsg+0x145/0x1f0
[   28.310137][  T339]  ? __sys_sendmsg_sock+0x20/0x20
[   28.310393][  T339]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.310703][  T339]  ? do_raw_spin_unlock+0x59/0x250
[   28.310964][  T339]  ? rcu_is_watching+0x15/0xd0
[   28.311242][  T339]  do_syscall_64+0x117/0xfc0
[   28.311523][  T339]  ? trace_hardirqs_off+0xd/0x30
[   28.311779][  T339]  ? exc_page_fault+0xee/0x100
[   28.312045][  T339]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.312378][  T339] RIP: 0033:0x7f47801bd08e
[   28.312642][  T339] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.313437][  T339] RSP: 002b:00007fffb6946850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.313796][  T339] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f47801bd08e
[   28.314172][  T339] RDX: 0000000000000000 RSI: 00007fffb6946900 RDI: 0000000000000005
[   28.314529][  T339] RBP: 00007fffb6946860 R08: 0000000000000000 R09: 0000000000000000
[   28.314874][  T339] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.315238][  T339] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb6946fd0
[   28.315595][  T339]  </TASK>
[   28.315798][  T339] irq event stamp: 18075
[   28.316006][  T339] hardirqs last  enabled at (18085): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.316434][  T339] hardirqs last disabled at (18096): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.316835][  T339] softirqs last  enabled at (17738): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   28.317254][  T339] softirqs last disabled at (17725): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   28.317658][  T339] ---[ end trace 0000000000000000 ]---
[   28.361220][  T340] ------------[ cut here ]------------
[   28.361394][  T340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/340
[   28.361627][  T340] CPU: 0 UID: 0 PID: 340 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.361895][  T340] Tainted: [W]=WARN
[   28.361995][  T340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.362809][  T340] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.362991][  T340] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.363466][  T340] RSP: 0018:ffa0000000f17050 EFLAGS: 00010286
[   28.363633][  T340] RAX: 00000000ffffffa6 RBX: ff11000004d0c040 RCX: 1ff40000001e2dd0
[   28.363835][  T340] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d0c0f8
[   28.364028][  T340] RBP: ff11000015a01000 R08: 1fe22000009a1820 R09: ff11000013030b80
[   28.364228][  T340] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   28.364424][  T340] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   28.364619][  T340] FS:  00007fafd0ea2840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   28.364857][  T340] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.365021][  T340] CR2: 00007fafd11721a0 CR3: 0000000015bdf006 CR4: 0000000000771ef0
[   28.365222][  T340] PKRU: 55555554
[   28.365321][  T340] Call Trace:
[   28.365419][  T340]  <TASK>
[   28.365489][  T340]  ? rcu_is_watching+0x15/0xd0
[   28.365625][  T340]  rtnetlink_event+0xe0/0x1f0
[   28.365757][  T340]  notifier_call_chain+0xb0/0x320
[   28.365899][  T340]  netif_set_mac_address+0x2dd/0x410
[   28.366029][  T340]  ? rcu_is_watching+0x15/0xd0
[   28.366170][  T340]  ? netif_set_group+0x70/0x70
[   28.366303][  T340]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   28.366465][  T340]  ? is_bpf_text_address+0x72/0x110
[   28.366595][  T340]  do_setlink.isra.0+0x706/0x2750
[   28.366725][  T340]  ? rtnl_link_get_size+0x350/0x350
[   28.366859][  T340]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   28.367018][  T340]  ? rcu_read_lock_any_held+0x3c/0x90
[   28.367153][  T340]  ? validate_chain+0x38b/0xc20
[   28.367283][  T340]  ? rcu_read_lock_any_held+0x66/0x90
[   28.367410][  T340]  ? stack_depot_save_flags+0x367/0x770
[   28.367541][  T340]  ? __lock_acquire+0x508/0xc10
[   28.367672][  T340]  ? lock_acquire.part.0+0xbc/0x260
[   28.367799][  T340]  ? rtnl_newlink+0x883/0xea0
[   28.367930][  T340]  ? rcu_is_watching+0x15/0xd0
[   28.368057][  T340]  ? lock_acquire+0x134/0x160
[   28.368192][  T340]  ? rcu_is_watching+0x15/0xd0
[   28.368320][  T340]  ? rcu_is_watching+0x15/0xd0
[   28.368448][  T340]  ? trace_contention_end+0xb3/0x1a0
[   28.368579][  T340]  ? __mutex_lock+0x1db/0x2010
[   28.368706][  T340]  ? __mutex_lock+0x9b2/0x2010
[   28.368839][  T340]  ? rtnl_newlink+0x883/0xea0
[   28.368974][  T340]  ? __rtnl_newlink+0x3fa/0xa50
[   28.369112][  T340]  rtnl_newlink+0x8d1/0xea0
[   28.369244][  T340]  ? lock_acquire.part.0+0xbc/0x260
[   28.369373][  T340]  ? __rtnl_newlink+0xa50/0xa50
[   28.369502][  T340]  ? mark_usage+0x61/0x170
[   28.369635][  T340]  ? lock_acquire.part.0+0xbc/0x260
[   28.369763][  T340]  ? find_held_lock+0x2b/0x80
[   28.369901][  T340]  ? __rtnl_newlink+0xa50/0xa50
[   28.370027][  T340]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.370164][  T340]  ? __rtnl_newlink+0xa50/0xa50
[   28.370313][  T340]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.370443][  T340]  ? validate_chain+0x38b/0xc20
[   28.370577][  T340]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.370708][  T340]  ? __lock_acquire+0x508/0xc10
[   28.370842][  T340]  ? lock_acquire.part.0+0xbc/0x260
[   28.370970][  T340]  ? find_held_lock+0x2b/0x80
[   28.371106][  T340]  netlink_rcv_skb+0x14e/0x3a0
[   28.371236][  T340]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.371366][  T340]  ? netlink_ack+0xcd0/0xcd0
[   28.371497][  T340]  ? netlink_deliver_tap+0xc5/0x330
[   28.371625][  T340]  ? netlink_deliver_tap+0x13c/0x330
[   28.371759][  T340]  netlink_unicast+0x486/0x750
[   28.371891][  T340]  ? netlink_attachskb+0x810/0x810
[   28.372019][  T340]  ? __lock_acquire+0x508/0xc10
[   28.372154][  T340]  netlink_sendmsg+0x735/0xc60
[   28.372283][  T340]  ? netlink_unicast+0x750/0x750
[   28.372415][  T340]  ? __might_fault+0x97/0x140
[   28.372545][  T340]  ____sys_sendmsg+0x419/0x850
[   28.372678][  T340]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.372807][  T340]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.372972][  T340]  ? move_addr_to_kernel+0x40/0x40
[   28.373109][  T340]  ? stack_depot_save_flags+0x367/0x770
[   28.373238][  T340]  ? validate_chain+0x38b/0xc20
[   28.373367][  T340]  ___sys_sendmsg+0x14e/0x1d0
[   28.373495][  T340]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.373664][  T340]  ? copy_msghdr_from_user+0x460/0x460
[   28.373804][  T340]  __sys_sendmsg+0x145/0x1f0
[   28.373941][  T340]  ? __sys_sendmsg_sock+0x20/0x20
[   28.374071][  T340]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.374240][  T340]  ? do_raw_spin_unlock+0x59/0x250
[   28.374370][  T340]  ? rcu_is_watching+0x15/0xd0
[   28.374500][  T340]  do_syscall_64+0x117/0xfc0
[   28.374633][  T340]  ? trace_hardirqs_off+0xd/0x30
[   28.374763][  T340]  ? exc_page_fault+0xee/0x100
[   28.374904][  T340]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.375070][  T340] RIP: 0033:0x7fafd10dc08e
[   28.375210][  T340] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.375678][  T340] RSP: 002b:00007ffe5d164f20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.375882][  T340] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fafd10dc08e
[   28.376075][  T340] RDX: 0000000000000000 RSI: 00007ffe5d164fd0 RDI: 0000000000000005
[   28.376273][  T340] RBP: 00007ffe5d164f30 R08: 0000000000000000 R09: 0000000000000000
[   28.376467][  T340] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.376659][  T340] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5d1656a0
[   28.376862][  T340]  </TASK>
[   28.376959][  T340] irq event stamp: 17937
[   28.377055][  T340] hardirqs last  enabled at (17945): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.377291][  T340] hardirqs last disabled at (17954): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.377516][  T340] softirqs last  enabled at (17142): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   28.377740][  T340] softirqs last disabled at (16063): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   28.377969][  T340] ---[ end trace 0000000000000000 ]---
[   28.408892][  T341] ------------[ cut here ]------------
[   28.409072][  T341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/341
[   28.409335][  T341] CPU: 3 UID: 0 PID: 341 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.409607][  T341] Tainted: [W]=WARN
[   28.409717][  T341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.409891][  T341] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.410059][  T341] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.410538][  T341] RSP: 0018:ffa0000000f27050 EFLAGS: 00010286
[   28.410706][  T341] RAX: 00000000ffffffa6 RBX: ff11000013e7ec80 RCX: 1ff40000001e4dd0
[   28.410917][  T341] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e7ed38
[   28.411130][  T341] RBP: ff110000075c9000 R08: 1fe22000027cfda8 R09: ff11000011468b80
[   28.411325][  T341] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   28.411518][  T341] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   28.411714][  T341] FS:  00007f349e4a7840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   28.411948][  T341] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.412114][  T341] CR2: 000000001c026988 CR3: 0000000015d37006 CR4: 0000000000771ef0
[   28.412311][  T341] PKRU: 55555554
[   28.412410][  T341] Call Trace:
[   28.412507][  T341]  <TASK>
[   28.412576][  T341]  ? rcu_is_watching+0x15/0xd0
[   28.412708][  T341]  rtnetlink_event+0xe0/0x1f0
[   28.412842][  T341]  notifier_call_chain+0xb0/0x320
[   28.412973][  T341]  netif_set_mac_address+0x2dd/0x410
[   28.413110][  T341]  ? rcu_is_watching+0x15/0xd0
[   28.413243][  T341]  ? netif_set_group+0x70/0x70
[   28.413375][  T341]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   28.413538][  T341]  ? is_bpf_text_address+0x72/0x110
[   28.413673][  T341]  do_setlink.isra.0+0x706/0x2750
[   28.413805][  T341]  ? rtnl_link_get_size+0x350/0x350
[   28.413941][  T341]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   28.414107][  T341]  ? rcu_read_lock_any_held+0x3c/0x90
[   28.414242][  T341]  ? validate_chain+0x38b/0xc20
[   28.414378][  T341]  ? rcu_read_lock_any_held+0x66/0x90
[   28.414508][  T341]  ? stack_depot_save_flags+0x367/0x770
[   28.414641][  T341]  ? __lock_acquire+0x508/0xc10
[   28.414772][  T341]  ? lock_acquire.part.0+0xbc/0x260
[   28.414904][  T341]  ? rtnl_newlink+0x883/0xea0
[   28.415033][  T341]  ? rcu_is_watching+0x15/0xd0
[   28.415169][  T341]  ? lock_acquire+0x134/0x160
[   28.415302][  T341]  ? rcu_is_watching+0x15/0xd0
[   28.415431][  T341]  ? rcu_is_watching+0x15/0xd0
[   28.415560][  T341]  ? trace_contention_end+0xb3/0x1a0
[   28.415690][  T341]  ? __mutex_lock+0x1db/0x2010
[   28.415829][  T341]  ? __mutex_lock+0x9b2/0x2010
[   28.415958][  T341]  ? rtnl_newlink+0x883/0xea0
[   28.416091][  T341]  ? __rtnl_newlink+0x3fa/0xa50
[   28.416228][  T341]  rtnl_newlink+0x8d1/0xea0
[   28.416363][  T341]  ? lock_acquire.part.0+0xbc/0x260
[   28.416492][  T341]  ? __rtnl_newlink+0xa50/0xa50
[   28.416624][  T341]  ? mark_usage+0x61/0x170
[   28.416754][  T341]  ? lock_acquire.part.0+0xbc/0x260
[   28.416888][  T341]  ? find_held_lock+0x2b/0x80
[   28.417015][  T341]  ? __rtnl_newlink+0xa50/0xa50
[   28.417151][  T341]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.417280][  T341]  ? __rtnl_newlink+0xa50/0xa50
[   28.417408][  T341]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.417535][  T341]  ? validate_chain+0x38b/0xc20
[   28.417672][  T341]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.417805][  T341]  ? __lock_acquire+0x508/0xc10
[   28.417938][  T341]  ? lock_acquire.part.0+0xbc/0x260
[   28.418065][  T341]  ? find_held_lock+0x2b/0x80
[   28.418200][  T341]  netlink_rcv_skb+0x14e/0x3a0
[   28.418337][  T341]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.418470][  T341]  ? netlink_ack+0xcd0/0xcd0
[   28.418601][  T341]  ? netlink_deliver_tap+0xc5/0x330
[   28.418728][  T341]  ? netlink_deliver_tap+0x13c/0x330
[   28.418861][  T341]  netlink_unicast+0x486/0x750
[   28.418990][  T341]  ? netlink_attachskb+0x810/0x810
[   28.419126][  T341]  ? __lock_acquire+0x508/0xc10
[   28.419259][  T341]  netlink_sendmsg+0x735/0xc60
[   28.419391][  T341]  ? netlink_unicast+0x750/0x750
[   28.419521][  T341]  ? __might_fault+0x97/0x140
[   28.419654][  T341]  ____sys_sendmsg+0x419/0x850
[   28.419785][  T341]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.419918][  T341]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.420076][  T341]  ? move_addr_to_kernel+0x40/0x40
[   28.420213][  T341]  ? stack_depot_save_flags+0x367/0x770
[   28.420343][  T341]  ? validate_chain+0x38b/0xc20
[   28.420471][  T341]  ___sys_sendmsg+0x14e/0x1d0
[   28.420600][  T341]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.420757][  T341]  ? copy_msghdr_from_user+0x460/0x460
[   28.420904][  T341]  __sys_sendmsg+0x145/0x1f0
[   28.421034][  T341]  ? __sys_sendmsg_sock+0x20/0x20
[   28.421169][  T341]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.421329][  T341]  ? do_raw_spin_unlock+0x59/0x250
[   28.421460][  T341]  ? rcu_is_watching+0x15/0xd0
[   28.421593][  T341]  do_syscall_64+0x117/0xfc0
[   28.421722][  T341]  ? trace_hardirqs_off+0xd/0x30
[   28.421856][  T341]  ? exc_page_fault+0xee/0x100
[   28.421984][  T341]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.422153][  T341] RIP: 0033:0x7f349e6e108e
[   28.422289][  T341] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.422743][  T341] RSP: 002b:00007fffcb7af2a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.422940][  T341] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f349e6e108e
[   28.423139][  T341] RDX: 0000000000000000 RSI: 00007fffcb7af350 RDI: 0000000000000005
[   28.423330][  T341] RBP: 00007fffcb7af2b0 R08: 0000000000000000 R09: 0000000000000000
[   28.423523][  T341] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.423716][  T341] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcb7afa20
[   28.423920][  T341]  </TASK>
[   28.424016][  T341] irq event stamp: 23035
[   28.424116][  T341] hardirqs last  enabled at (23045): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.424339][  T341] hardirqs last disabled at (23052): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.424560][  T341] softirqs last  enabled at (22186): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.424784][  T341] softirqs last disabled at (22184): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.425015][  T341] ---[ end trace 0000000000000000 ]---
[   28.457275][  T342] ------------[ cut here ]------------
[   28.457452][  T342] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/342
[   28.457687][  T342] CPU: 0 UID: 0 PID: 342 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.457977][  T342] Tainted: [W]=WARN
[   28.458077][  T342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.458245][  T342] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.458420][  T342] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.458884][  T342] RSP: 0018:ffa0000000f37050 EFLAGS: 00010286
[   28.459048][  T342] RAX: 00000000ffffffa6 RBX: ff11000004db1000 RCX: 1ff40000001e6dd0
[   28.459246][  T342] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004db10b8
[   28.459438][  T342] RBP: ff1100000f7f9000 R08: 1fe22000009b6218 R09: ff11000004d90b80
[   28.459629][  T342] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   28.459827][  T342] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   28.460023][  T342] FS:  00007f0ca38ec840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   28.460646][  T342] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.460810][  T342] CR2: 00007f0ca3c74900 CR3: 0000000015c87002 CR4: 0000000000771ef0
[   28.461005][  T342] PKRU: 55555554
[   28.461108][  T342] Call Trace:
[   28.461208][  T342]  <TASK>
[   28.461281][  T342]  ? rcu_is_watching+0x15/0xd0
[   28.461413][  T342]  rtnetlink_event+0xe0/0x1f0
[   28.461541][  T342]  notifier_call_chain+0xb0/0x320
[   28.461672][  T342]  netif_set_mac_address+0x2dd/0x410
[   28.461801][  T342]  ? rcu_is_watching+0x15/0xd0
[   28.461934][  T342]  ? netif_set_group+0x70/0x70
[   28.462060][  T342]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   28.462231][  T342]  ? is_bpf_text_address+0x72/0x110
[   28.462363][  T342]  do_setlink.isra.0+0x706/0x2750
[   28.462497][  T342]  ? rtnl_link_get_size+0x350/0x350
[   28.462627][  T342]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   28.462785][  T342]  ? rcu_read_lock_any_held+0x3c/0x90
[   28.462917][  T342]  ? validate_chain+0x38b/0xc20
[   28.463045][  T342]  ? rcu_read_lock_any_held+0x66/0x90
[   28.463176][  T342]  ? stack_depot_save_flags+0x367/0x770
[   28.463304][  T342]  ? __lock_acquire+0x508/0xc10
[   28.463435][  T342]  ? lock_acquire.part.0+0xbc/0x260
[   28.463563][  T342]  ? rtnl_newlink+0x883/0xea0
[   28.463690][  T342]  ? rcu_is_watching+0x15/0xd0
[   28.463823][  T342]  ? lock_acquire+0x134/0x160
[   28.463950][  T342]  ? rcu_is_watching+0x15/0xd0
[   28.464078][  T342]  ? rcu_is_watching+0x15/0xd0
[   28.464218][  T342]  ? trace_contention_end+0xb3/0x1a0
[   28.464348][  T342]  ? __mutex_lock+0x1db/0x2010
[   28.464477][  T342]  ? __mutex_lock+0x9b2/0x2010
[   28.464607][  T342]  ? rtnl_newlink+0x883/0xea0
[   28.464740][  T342]  ? __rtnl_newlink+0x3fa/0xa50
[   28.464883][  T342]  rtnl_newlink+0x8d1/0xea0
[   28.465012][  T342]  ? lock_acquire.part.0+0xbc/0x260
[   28.465147][  T342]  ? __rtnl_newlink+0xa50/0xa50
[   28.465276][  T342]  ? mark_usage+0x61/0x170
[   28.465407][  T342]  ? lock_acquire.part.0+0xbc/0x260
[   28.465538][  T342]  ? find_held_lock+0x2b/0x80
[   28.465666][  T342]  ? __rtnl_newlink+0xa50/0xa50
[   28.465797][  T342]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.465930][  T342]  ? __rtnl_newlink+0xa50/0xa50
[   28.466061][  T342]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.466197][  T342]  ? validate_chain+0x38b/0xc20
[   28.466328][  T342]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.466458][  T342]  ? __lock_acquire+0x508/0xc10
[   28.466590][  T342]  ? lock_acquire.part.0+0xbc/0x260
[   28.466719][  T342]  ? find_held_lock+0x2b/0x80
[   28.466856][  T342]  netlink_rcv_skb+0x14e/0x3a0
[   28.466986][  T342]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.467122][  T342]  ? netlink_ack+0xcd0/0xcd0
[   28.467254][  T342]  ? netlink_deliver_tap+0xc5/0x330
[   28.467382][  T342]  ? netlink_deliver_tap+0x13c/0x330
[   28.467513][  T342]  netlink_unicast+0x486/0x750
[   28.467642][  T342]  ? netlink_attachskb+0x810/0x810
[   28.467771][  T342]  ? __lock_acquire+0x508/0xc10
[   28.467906][  T342]  netlink_sendmsg+0x735/0xc60
[   28.468037][  T342]  ? netlink_unicast+0x750/0x750
[   28.468173][  T342]  ? __might_fault+0x97/0x140
[   28.468311][  T342]  ____sys_sendmsg+0x419/0x850
[   28.468442][  T342]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.468572][  T342]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.468730][  T342]  ? move_addr_to_kernel+0x40/0x40
[   28.468865][  T342]  ? stack_depot_save_flags+0x367/0x770
[   28.468993][  T342]  ? validate_chain+0x38b/0xc20
[   28.469128][  T342]  ___sys_sendmsg+0x14e/0x1d0
[   28.469257][  T342]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.469421][  T342]  ? copy_msghdr_from_user+0x460/0x460
[   28.469560][  T342]  __sys_sendmsg+0x145/0x1f0
[   28.469690][  T342]  ? __sys_sendmsg_sock+0x20/0x20
[   28.469822][  T342]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.469985][  T342]  ? do_raw_spin_unlock+0x59/0x250
[   28.470118][  T342]  ? rcu_is_watching+0x15/0xd0
[   28.470246][  T342]  do_syscall_64+0x117/0xfc0
[   28.470377][  T342]  ? trace_hardirqs_off+0xd/0x30
[   28.470508][  T342]  ? exc_page_fault+0xee/0x100
[   28.470635][  T342]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.470794][  T342] RIP: 0033:0x7f0ca3b2608e
[   28.470933][  T342] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.471403][  T342] RSP: 002b:00007ffdc945d8c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.471602][  T342] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0ca3b2608e
[   28.471796][  T342] RDX: 0000000000000000 RSI: 00007ffdc945d970 RDI: 0000000000000005
[   28.471993][  T342] RBP: 00007ffdc945d8d0 R08: 0000000000000000 R09: 0000000000000000
[   28.472193][  T342] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.472385][  T342] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc945e040
[   28.472579][  T342]  </TASK>
[   28.472674][  T342] irq event stamp: 23415
[   28.472774][  T342] hardirqs last  enabled at (23423): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.473003][  T342] hardirqs last disabled at (23430): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.473236][  T342] softirqs last  enabled at (22702): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   28.473460][  T342] softirqs last disabled at (22051): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   28.473687][  T342] ---[ end trace 0000000000000000 ]---
[   28.498358][  T343] ------------[ cut here ]------------
[   28.498534][  T343] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/343
[   28.498777][  T343] CPU: 3 UID: 0 PID: 343 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.499074][  T343] Tainted: [W]=WARN
[   28.499189][  T343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.499365][  T343] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.499578][  T343] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.500056][  T343] RSP: 0018:ffa0000000f47050 EFLAGS: 00010286
[   28.500238][  T343] RAX: 00000000ffffffa6 RBX: ff11000004db0ac0 RCX: 1ff40000001e8dd0
[   28.500457][  T343] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004db0b78
[   28.500665][  T343] RBP: ff11000005439000 R08: 1fe22000009b6170 R09: ff11000011c00b80
[   28.500862][  T343] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   28.501053][  T343] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   28.501252][  T343] FS:  00007ffa81aef840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   28.501492][  T343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.501655][  T343] CR2: 00007ffa81e77900 CR3: 0000000004c8e003 CR4: 0000000000771ef0
[   28.501857][  T343] PKRU: 55555554
[   28.501953][  T343] Call Trace:
[   28.502048][  T343]  <TASK>
[   28.502841][  T343]  ? rcu_is_watching+0x15/0xd0
[   28.502985][  T343]  rtnetlink_event+0xe0/0x1f0
[   28.503187][  T343]  notifier_call_chain+0xb0/0x320
[   28.503323][  T343]  netif_set_mac_address+0x2dd/0x410
[   28.503452][  T343]  ? rcu_is_watching+0x15/0xd0
[   28.503580][  T343]  ? netif_set_group+0x70/0x70
[   28.503708][  T343]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   28.503910][  T343]  ? is_bpf_text_address+0x72/0x110
[   28.504044][  T343]  do_setlink.isra.0+0x706/0x2750
[   28.504232][  T343]  ? rtnl_link_get_size+0x350/0x350
[   28.504385][  T343]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   28.504550][  T343]  ? rcu_read_lock_any_held+0x3c/0x90
[   28.504678][  T343]  ? validate_chain+0x38b/0xc20
[   28.504808][  T343]  ? rcu_read_lock_any_held+0x66/0x90
[   28.504941][  T343]  ? stack_depot_save_flags+0x367/0x770
[   28.505072][  T343]  ? __lock_acquire+0x508/0xc10
[   28.505279][  T343]  ? lock_acquire.part.0+0xbc/0x260
[   28.505410][  T343]  ? rtnl_newlink+0x883/0xea0
[   28.505555][  T343]  ? rcu_is_watching+0x15/0xd0
[   28.505683][  T343]  ? lock_acquire+0x134/0x160
[   28.505809][  T343]  ? rcu_is_watching+0x15/0xd0
[   28.505942][  T343]  ? rcu_is_watching+0x15/0xd0
[   28.506070][  T343]  ? trace_contention_end+0xb3/0x1a0
[   28.506236][  T343]  ? __mutex_lock+0x1db/0x2010
[   28.506371][  T343]  ? __mutex_lock+0x9b2/0x2010
[   28.506501][  T343]  ? rtnl_newlink+0x883/0xea0
[   28.506633][  T343]  ? __rtnl_newlink+0x3fa/0xa50
[   28.506763][  T343]  rtnl_newlink+0x8d1/0xea0
[   28.506896][  T343]  ? lock_acquire.part.0+0xbc/0x260
[   28.507024][  T343]  ? __rtnl_newlink+0xa50/0xa50
[   28.507159][  T343]  ? mark_usage+0x61/0x170
[   28.507287][  T343]  ? lock_acquire.part.0+0xbc/0x260
[   28.507415][  T343]  ? find_held_lock+0x2b/0x80
[   28.507542][  T343]  ? __rtnl_newlink+0xa50/0xa50
[   28.507668][  T343]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.507795][  T343]  ? __rtnl_newlink+0xa50/0xa50
[   28.507924][  T343]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.508049][  T343]  ? validate_chain+0x38b/0xc20
[   28.508180][  T343]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.508307][  T343]  ? __lock_acquire+0x508/0xc10
[   28.508438][  T343]  ? lock_acquire.part.0+0xbc/0x260
[   28.508568][  T343]  ? find_held_lock+0x2b/0x80
[   28.508696][  T343]  netlink_rcv_skb+0x14e/0x3a0
[   28.508829][  T343]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.508956][  T343]  ? netlink_ack+0xcd0/0xcd0
[   28.509086][  T343]  ? netlink_deliver_tap+0xc5/0x330
[   28.509218][  T343]  ? netlink_deliver_tap+0x13c/0x330
[   28.509348][  T343]  netlink_unicast+0x486/0x750
[   28.509477][  T343]  ? netlink_attachskb+0x810/0x810
[   28.509604][  T343]  ? __lock_acquire+0x508/0xc10
[   28.509732][  T343]  netlink_sendmsg+0x735/0xc60
[   28.509865][  T343]  ? netlink_unicast+0x750/0x750
[   28.509993][  T343]  ? __might_fault+0x97/0x140
[   28.510131][  T343]  ____sys_sendmsg+0x419/0x850
[   28.510260][  T343]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.510392][  T343]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.510550][  T343]  ? move_addr_to_kernel+0x40/0x40
[   28.510677][  T343]  ? stack_depot_save_flags+0x367/0x770
[   28.510806][  T343]  ? validate_chain+0x38b/0xc20
[   28.510961][  T343]  ___sys_sendmsg+0x14e/0x1d0
[   28.511088][  T343]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.511255][  T343]  ? copy_msghdr_from_user+0x460/0x460
[   28.511398][  T343]  __sys_sendmsg+0x145/0x1f0
[   28.511525][  T343]  ? __sys_sendmsg_sock+0x20/0x20
[   28.511674][  T343]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.511846][  T343]  ? do_raw_spin_unlock+0x59/0x250
[   28.511977][  T343]  ? rcu_is_watching+0x15/0xd0
[   28.512111][  T343]  do_syscall_64+0x117/0xfc0
[   28.512239][  T343]  ? trace_hardirqs_off+0xd/0x30
[   28.512369][  T343]  ? exc_page_fault+0xee/0x100
[   28.512504][  T343]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.512665][  T343] RIP: 0033:0x7ffa81d2908e
[   28.512800][  T343] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.513269][  T343] RSP: 002b:00007ffedc694e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.513468][  T343] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ffa81d2908e
[   28.513662][  T343] RDX: 0000000000000000 RSI: 00007ffedc694ec0 RDI: 0000000000000005
[   28.513862][  T343] RBP: 00007ffedc694e20 R08: 0000000000000000 R09: 0000000000000000
[   28.514070][  T343] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.514269][  T343] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedc695590
[   28.514464][  T343]  </TASK>
[   28.514561][  T343] irq event stamp: 15775
[   28.514657][  T343] hardirqs last  enabled at (15783): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.514887][  T343] hardirqs last disabled at (15790): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.515112][  T343] softirqs last  enabled at (15294): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   28.515335][  T343] softirqs last disabled at (15235): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   28.515574][  T343] ---[ end trace 0000000000000000 ]---
[   28.551242][  T344] ------------[ cut here ]------------
[   28.551431][  T344] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/344
[   28.551660][  T344] CPU: 0 UID: 0 PID: 344 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.551926][  T344] Tainted: [W]=WARN
[   28.552022][  T344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.552445][  T344] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.552616][  T344] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.553080][  T344] RSP: 0018:ffa0000000f57050 EFLAGS: 00010286
[   28.553250][  T344] RAX: 00000000ffffffa6 RBX: ff11000011536ac0 RCX: 1ff40000001eadd0
[   28.553444][  T344] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011536b78
[   28.553635][  T344] RBP: ff1100000fd4c000 R08: 1fe22000022a6d70 R09: ff11000004cc5180
[   28.553837][  T344] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   28.554027][  T344] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   28.554226][  T344] FS:  00007ff7e2c05840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   28.554448][  T344] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.554608][  T344] CR2: 0000000030c56988 CR3: 0000000015c37005 CR4: 0000000000771ef0
[   28.554799][  T344] PKRU: 55555554
[   28.554900][  T344] Call Trace:
[   28.554995][  T344]  <TASK>
[   28.555061][  T344]  ? rcu_is_watching+0x15/0xd0
[   28.555200][  T344]  rtnetlink_event+0xe0/0x1f0
[   28.555331][  T344]  notifier_call_chain+0xb0/0x320
[   28.555461][  T344]  netif_set_mac_address+0x2dd/0x410
[   28.555589][  T344]  ? rcu_is_watching+0x15/0xd0
[   28.555717][  T344]  ? netif_set_group+0x70/0x70
[   28.555850][  T344]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   28.556010][  T344]  ? is_bpf_text_address+0x72/0x110
[   28.556143][  T344]  do_setlink.isra.0+0x706/0x2750
[   28.556273][  T344]  ? rtnl_link_get_size+0x350/0x350
[   28.556401][  T344]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   28.556563][  T344]  ? rcu_read_lock_any_held+0x3c/0x90
[   28.556690][  T344]  ? validate_chain+0x38b/0xc20
[   28.556826][  T344]  ? rcu_read_lock_any_held+0x66/0x90
[   28.556954][  T344]  ? stack_depot_save_flags+0x367/0x770
[   28.557084][  T344]  ? __lock_acquire+0x508/0xc10
[   28.557218][  T344]  ? lock_acquire.part.0+0xbc/0x260
[   28.557346][  T344]  ? rtnl_newlink+0x883/0xea0
[   28.557480][  T344]  ? rcu_is_watching+0x15/0xd0
[   28.557608][  T344]  ? lock_acquire+0x134/0x160
[   28.557732][  T344]  ? rcu_is_watching+0x15/0xd0
[   28.557865][  T344]  ? rcu_is_watching+0x15/0xd0
[   28.557997][  T344]  ? trace_contention_end+0xb3/0x1a0
[   28.558134][  T344]  ? __mutex_lock+0x1db/0x2010
[   28.558265][  T344]  ? __mutex_lock+0x9b2/0x2010
[   28.558395][  T344]  ? rtnl_newlink+0x883/0xea0
[   28.558536][  T344]  ? __rtnl_newlink+0x3fa/0xa50
[   28.558672][  T344]  rtnl_newlink+0x8d1/0xea0
[   28.558809][  T344]  ? lock_acquire.part.0+0xbc/0x260
[   28.558940][  T344]  ? __rtnl_newlink+0xa50/0xa50
[   28.559068][  T344]  ? mark_usage+0x61/0x170
[   28.559203][  T344]  ? lock_acquire.part.0+0xbc/0x260
[   28.559328][  T344]  ? find_held_lock+0x2b/0x80
[   28.559455][  T344]  ? __rtnl_newlink+0xa50/0xa50
[   28.559587][  T344]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.559716][  T344]  ? __rtnl_newlink+0xa50/0xa50
[   28.559850][  T344]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.559978][  T344]  ? validate_chain+0x38b/0xc20
[   28.560114][  T344]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.560241][  T344]  ? __lock_acquire+0x508/0xc10
[   28.560371][  T344]  ? lock_acquire.part.0+0xbc/0x260
[   28.560499][  T344]  ? find_held_lock+0x2b/0x80
[   28.560632][  T344]  netlink_rcv_skb+0x14e/0x3a0
[   28.560767][  T344]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.560927][  T344]  ? netlink_ack+0xcd0/0xcd0
[   28.561061][  T344]  ? netlink_deliver_tap+0xc5/0x330
[   28.561196][  T344]  ? netlink_deliver_tap+0x13c/0x330
[   28.561329][  T344]  netlink_unicast+0x486/0x750
[   28.561461][  T344]  ? netlink_attachskb+0x810/0x810
[   28.561593][  T344]  ? __lock_acquire+0x508/0xc10
[   28.561724][  T344]  netlink_sendmsg+0x735/0xc60
[   28.561860][  T344]  ? netlink_unicast+0x750/0x750
[   28.561990][  T344]  ? __might_fault+0x97/0x140
[   28.562139][  T344]  ____sys_sendmsg+0x419/0x850
[   28.562275][  T344]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.562403][  T344]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.562563][  T344]  ? move_addr_to_kernel+0x40/0x40
[   28.562696][  T344]  ? stack_depot_save_flags+0x367/0x770
[   28.562832][  T344]  ? validate_chain+0x38b/0xc20
[   28.562963][  T344]  ___sys_sendmsg+0x14e/0x1d0
[   28.563092][  T344]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.563260][  T344]  ? copy_msghdr_from_user+0x460/0x460
[   28.563398][  T344]  __sys_sendmsg+0x145/0x1f0
[   28.563529][  T344]  ? __sys_sendmsg_sock+0x20/0x20
[   28.563661][  T344]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.563829][  T344]  ? do_raw_spin_unlock+0x59/0x250
[   28.563959][  T344]  ? rcu_is_watching+0x15/0xd0
[   28.564089][  T344]  do_syscall_64+0x117/0xfc0
[   28.564228][  T344]  ? trace_hardirqs_off+0xd/0x30
[   28.564360][  T344]  ? exc_page_fault+0xee/0x100
[   28.564488][  T344]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.564653][  T344] RIP: 0033:0x7ff7e2e3f08e
[   28.564793][  T344] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.565275][  T344] RSP: 002b:00007fffc6032980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.565481][  T344] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff7e2e3f08e
[   28.565696][  T344] RDX: 0000000000000000 RSI: 00007fffc6032a30 RDI: 0000000000000005
[   28.565904][  T344] RBP: 00007fffc6032990 R08: 0000000000000000 R09: 0000000000000000
[   28.566130][  T344] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.566341][  T344] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc6033100
[   28.566560][  T344]  </TASK>
[   28.566664][  T344] irq event stamp: 27711
[   28.566768][  T344] hardirqs last  enabled at (27719): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.567012][  T344] hardirqs last disabled at (27726): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.567282][  T344] softirqs last  enabled at (26916): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   28.567526][  T344] softirqs last disabled at (26491): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   28.567760][  T344] ---[ end trace 0000000000000000 ]---
[   28.603071][  T345] vethA: entered promiscuous mode
[   28.603614][  T345] ------------[ cut here ]------------
[   28.603754][  T345] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/345
[   28.604004][  T345] CPU: 1 UID: 0 PID: 345 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.604324][  T345] Tainted: [W]=WARN
[   28.604432][  T345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.604611][  T345] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.604793][  T345] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.605320][  T345] RSP: 0018:ffa0000000f66fb0 EFLAGS: 00010286
[   28.605510][  T345] RAX: 00000000ffffffa6 RBX: ff11000011769380 RCX: 1ff40000001ecdbc
[   28.605721][  T345] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011769438
[   28.605936][  T345] RBP: ff110000075b9000 R08: 1fe22000022ed288 R09: ff11000004cc0b80
[   28.606149][  T345] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   28.606362][  T345] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075b9000
[   28.606596][  T345] FS:  00007fc999716840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   28.606843][  T345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.607017][  T345] CR2: 0000000023a9e9e8 CR3: 0000000015c87001 CR4: 0000000000771ef0
[   28.607238][  T345] PKRU: 55555554
[   28.607346][  T345] Call Trace:
[   28.607450][  T345]  <TASK>
[   28.607523][  T345]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   28.607663][  T345]  ? netlink_sendmsg+0x735/0xc60
[   28.607804][  T345]  rtmsg_ifinfo+0x5c/0xb0
[   28.607913][  T345]  __dev_notify_flags+0x1b8/0x280
[   28.608051][  T345]  ? netdev_info+0xe2/0x116
[   28.608199][  T345]  ? netdev_notice+0x120/0x120
[   28.608338][  T345]  ? netif_change_name+0x8c0/0x8c0
[   28.608496][  T345]  __dev_set_promiscuity+0x194/0x230
[   28.608637][  T345]  netif_set_promiscuity+0x4c/0xc0
[   28.608776][  T345]  dev_set_promiscuity+0x9d/0x150
[   28.608922][  T345]  hsr_add_port+0x48c/0xb60
[   28.609064][  T345]  ? hsr_port_exists+0x60/0x60
[   28.609210][  T345]  ? timer_init_key+0x10d/0x280
[   28.609372][  T345]  hsr_dev_finalize+0x6e8/0xc00
[   28.609520][  T345]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.609661][  T345]  hsr_newlink+0x3b0/0x980
[   28.609801][  T345]  ? hsr_dellink+0x90/0x90
[   28.609948][  T345]  ? rtnl_create_link+0x169/0xf20
[   28.610088][  T345]  ? nla_strscpy+0xe3/0x180
[   28.610257][  T345]  rtnl_newlink_create+0x2da/0x780
[   28.610402][  T345]  ? rtnl_create_link+0xf20/0xf20
[   28.610543][  T345]  ? __dev_get_by_name+0x12/0x50
[   28.610687][  T345]  ? rtnl_dev_get+0xd7/0x170
[   28.610837][  T345]  __rtnl_newlink+0x22b/0xa50
[   28.610984][  T345]  rtnl_newlink+0x8d1/0xea0
[   28.611132][  T345]  ? lock_acquire.part.0+0xbc/0x260
[   28.611274][  T345]  ? __rtnl_newlink+0xa50/0xa50
[   28.611415][  T345]  ? mark_usage+0x61/0x170
[   28.611559][  T345]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.611700][  T345]  ? __rtnl_newlink+0xa50/0xa50
[   28.611864][  T345]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.612004][  T345]  ? validate_chain+0x38b/0xc20
[   28.612147][  T345]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.612287][  T345]  ? __lock_acquire+0x508/0xc10
[   28.612428][  T345]  ? lock_acquire.part.0+0xbc/0x260
[   28.612585][  T345]  ? find_held_lock+0x2b/0x80
[   28.612730][  T345]  netlink_rcv_skb+0x14e/0x3a0
[   28.612875][  T345]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.613018][  T345]  ? netlink_ack+0xcd0/0xcd0
[   28.613166][  T345]  ? netlink_deliver_tap+0xc5/0x330
[   28.613305][  T345]  ? netlink_deliver_tap+0x13c/0x330
[   28.613446][  T345]  netlink_unicast+0x486/0x750
[   28.613586][  T345]  ? netlink_attachskb+0x810/0x810
[   28.613725][  T345]  ? __lock_acquire+0x508/0xc10
[   28.613870][  T345]  netlink_sendmsg+0x735/0xc60
[   28.614012][  T345]  ? netlink_unicast+0x750/0x750
[   28.614159][  T345]  ? __might_fault+0x97/0x140
[   28.614302][  T345]  ____sys_sendmsg+0x419/0x850
[   28.614444][  T345]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.614584][  T345]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.614756][  T345]  ? move_addr_to_kernel+0x40/0x40
[   28.614903][  T345]  ? stack_depot_save_flags+0x367/0x770
[   28.615046][  T345]  ? validate_chain+0x38b/0xc20
[   28.615200][  T345]  ___sys_sendmsg+0x14e/0x1d0
[   28.615339][  T345]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.615513][  T345]  ? copy_msghdr_from_user+0x460/0x460
[   28.615661][  T345]  __sys_sendmsg+0x145/0x1f0
[   28.615800][  T345]  ? __sys_sendmsg_sock+0x20/0x20
[   28.615946][  T345]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.616129][  T345]  ? do_raw_spin_unlock+0x59/0x250
[   28.616271][  T345]  ? rcu_is_watching+0x15/0xd0
[   28.616411][  T345]  do_syscall_64+0x117/0xfc0
[   28.616551][  T345]  ? trace_hardirqs_off+0xd/0x30
[   28.616692][  T345]  ? exc_page_fault+0xee/0x100
[   28.616837][  T345]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.617034][  T345] RIP: 0033:0x7fc99995008e
[   28.617187][  T345] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.617685][  T345] RSP: 002b:00007ffeadbb79a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.617950][  T345] RAX: ffffffffffffffda RBX: 00007ffeadbb8150 RCX: 00007fc99995008e
[   28.618171][  T345] RDX: 0000000000000000 RSI: 00007ffeadbb7a50 RDI: 0000000000000005
[   28.618381][  T345] RBP: 00007ffeadbb79b0 R08: 0000000000000000 R09: 0000000000000000
[   28.618591][  T345] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.618800][  T345] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeadbb8120
[   28.619021][  T345]  </TASK>
[   28.619132][  T345] irq event stamp: 25769
[   28.619242][  T345] hardirqs last  enabled at (25777): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.619499][  T345] hardirqs last disabled at (25784): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.619742][  T345] softirqs last  enabled at (24966): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.619991][  T345] softirqs last disabled at (24964): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.620242][  T345] ---[ end trace 0000000000000000 ]---
[   28.620675][  T345] ------------[ cut here ]------------
[   28.620825][  T345] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/345
[   28.621063][  T345] CPU: 1 UID: 0 PID: 345 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.621346][  T345] Tainted: [W]=WARN
[   28.621449][  T345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.621620][  T345] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.621797][  T345] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.622291][  T345] RSP: 0018:ffa0000000f66f90 EFLAGS: 00010286
[   28.622463][  T345] RAX: 00000000ffffffa6 RBX: ff110000117691c0 RCX: 1ff40000001ecdb8
[   28.622667][  T345] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011769278
[   28.622875][  T345] RBP: ff110000075b9000 R08: 1fe22000022ed250 R09: ff11000004cc0b80
[   28.623081][  T345] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   28.623294][  T345] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   28.623499][  T345] FS:  00007fc999716840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   28.623736][  T345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.623919][  T345] CR2: 0000000023a9e9e8 CR3: 0000000015c87001 CR4: 0000000000771ef0
[   28.624127][  T345] PKRU: 55555554
[   28.624230][  T345] Call Trace:
[   28.624332][  T345]  <TASK>
[   28.624402][  T345]  ? rcu_is_watching+0x15/0xd0
[   28.624539][  T345]  rtnetlink_event+0xe0/0x1f0
[   28.624674][  T345]  notifier_call_chain+0xb0/0x320
[   28.624814][  T345]  __netdev_upper_dev_link+0x3a5/0x590
[   28.624986][  T345]  ? netdev_wait_allrefs_any+0x570/0x570
[   28.625131][  T345]  ? do_raw_spin_lock+0x131/0x280
[   28.625274][  T345]  ? find_held_lock+0x2b/0x80
[   28.625411][  T345]  netdev_master_upper_dev_link+0x86/0xb0
[   28.625547][  T345]  ? netdev_upper_dev_link+0xb0/0xb0
[   28.625684][  T345]  ? lockdep_rtnl_is_held+0x1a/0x20
[   28.625825][  T345]  ? hsr_port_get_hsr+0x9c/0x150
[   28.625968][  T345]  hsr_add_port+0x4eb/0xb60
[   28.626129][  T345]  ? hsr_port_exists+0x60/0x60
[   28.626271][  T345]  ? timer_init_key+0x10d/0x280
[   28.626413][  T345]  hsr_dev_finalize+0x6e8/0xc00
[   28.626560][  T345]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.626695][  T345]  hsr_newlink+0x3b0/0x980
[   28.626836][  T345]  ? hsr_dellink+0x90/0x90
[   28.626972][  T345]  ? rtnl_create_link+0x169/0xf20
[   28.627113][  T345]  ? nla_strscpy+0xe3/0x180
[   28.627254][  T345]  rtnl_newlink_create+0x2da/0x780
[   28.627414][  T345]  ? rtnl_create_link+0xf20/0xf20
[   28.627549][  T345]  ? __dev_get_by_name+0x12/0x50
[   28.627685][  T345]  ? rtnl_dev_get+0xd7/0x170
[   28.627828][  T345]  __rtnl_newlink+0x22b/0xa50
[   28.627967][  T345]  rtnl_newlink+0x8d1/0xea0
[   28.628109][  T345]  ? lock_acquire.part.0+0xbc/0x260
[   28.628247][  T345]  ? __rtnl_newlink+0xa50/0xa50
[   28.628383][  T345]  ? mark_usage+0x61/0x170
[   28.628521][  T345]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.628659][  T345]  ? __rtnl_newlink+0xa50/0xa50
[   28.628795][  T345]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.628937][  T345]  ? validate_chain+0x38b/0xc20
[   28.629073][  T345]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.629214][  T345]  ? __lock_acquire+0x508/0xc10
[   28.629355][  T345]  ? lock_acquire.part.0+0xbc/0x260
[   28.629491][  T345]  ? find_held_lock+0x2b/0x80
[   28.629627][  T345]  netlink_rcv_skb+0x14e/0x3a0
[   28.629764][  T345]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.629932][  T345]  ? netlink_ack+0xcd0/0xcd0
[   28.630069][  T345]  ? netlink_deliver_tap+0xc5/0x330
[   28.630209][  T345]  ? netlink_deliver_tap+0x13c/0x330
[   28.630373][  T345]  netlink_unicast+0x486/0x750
[   28.630512][  T345]  ? netlink_attachskb+0x810/0x810
[   28.630648][  T345]  ? __lock_acquire+0x508/0xc10
[   28.630784][  T345]  netlink_sendmsg+0x735/0xc60
[   28.630925][  T345]  ? netlink_unicast+0x750/0x750
[   28.631063][  T345]  ? __might_fault+0x97/0x140
[   28.631208][  T345]  ____sys_sendmsg+0x419/0x850
[   28.631344][  T345]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.631486][  T345]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.631655][  T345]  ? move_addr_to_kernel+0x40/0x40
[   28.631791][  T345]  ? stack_depot_save_flags+0x367/0x770
[   28.631934][  T345]  ? validate_chain+0x38b/0xc20
[   28.632073][  T345]  ___sys_sendmsg+0x14e/0x1d0
[   28.632214][  T345]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.632385][  T345]  ? copy_msghdr_from_user+0x460/0x460
[   28.632535][  T345]  __sys_sendmsg+0x145/0x1f0
[   28.632673][  T345]  ? __sys_sendmsg_sock+0x20/0x20
[   28.632820][  T345]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.632993][  T345]  ? do_raw_spin_unlock+0x59/0x250
[   28.633172][  T345]  ? rcu_is_watching+0x15/0xd0
[   28.633311][  T345]  do_syscall_64+0x117/0xfc0
[   28.633448][  T345]  ? trace_hardirqs_off+0xd/0x30
[   28.633590][  T345]  ? exc_page_fault+0xee/0x100
[   28.633753][  T345]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.633932][  T345] RIP: 0033:0x7fc99995008e
[   28.634076][  T345] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.634570][  T345] RSP: 002b:00007ffeadbb79a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.634777][  T345] RAX: ffffffffffffffda RBX: 00007ffeadbb8150 RCX: 00007fc99995008e
[   28.634985][  T345] RDX: 0000000000000000 RSI: 00007ffeadbb7a50 RDI: 0000000000000005
[   28.635217][  T345] RBP: 00007ffeadbb79b0 R08: 0000000000000000 R09: 0000000000000000
[   28.635425][  T345] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.635632][  T345] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeadbb8120
[   28.635855][  T345]  </TASK>
[   28.635958][  T345] irq event stamp: 26729
[   28.636060][  T345] hardirqs last  enabled at (26737): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.636314][  T345] hardirqs last disabled at (26746): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.636552][  T345] softirqs last  enabled at (25918): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.636800][  T345] softirqs last disabled at (25916): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.637052][  T345] ---[ end trace 0000000000000000 ]---
[   28.637292][  T345] ------------[ cut here ]------------
[   28.637427][  T345] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/345
[   28.637668][  T345] CPU: 1 UID: 0 PID: 345 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.637997][  T345] Tainted: [W]=WARN
[   28.638112][  T345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.638286][  T345] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.638466][  T345] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.638964][  T345] RSP: 0018:ffa0000000f66f10 EFLAGS: 00010286
[   28.639152][  T345] RAX: 00000000ffffffa6 RBX: ff11000011769540 RCX: 1ff40000001ecda8
[   28.639365][  T345] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000117695f8
[   28.639580][  T345] RBP: ff11000013a9c000 R08: 1fe22000022ed2c0 R09: ff11000004cc0b80
[   28.639785][  T345] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   28.639994][  T345] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   28.640215][  T345] FS:  00007fc999716840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   28.640457][  T345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.640629][  T345] CR2: 0000000023a9e9e8 CR3: 0000000015c87001 CR4: 0000000000771ef0
[   28.640841][  T345] PKRU: 55555554
[   28.640944][  T345] Call Trace:
[   28.641046][  T345]  <TASK>
[   28.641127][  T345]  ? rcu_is_watching+0x15/0xd0
[   28.641270][  T345]  rtnetlink_event+0xe0/0x1f0
[   28.641408][  T345]  notifier_call_chain+0xb0/0x320
[   28.641552][  T345]  netif_set_mtu_ext+0x354/0x5f0
[   28.641692][  T345]  ? dev_validate_mtu+0x180/0x180
[   28.641836][  T345]  ? __netdev_update_features+0x4b0/0xdf0
[   28.641977][  T345]  netif_set_mtu+0x85/0xe0
[   28.642121][  T345]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   28.642267][  T345]  dev_set_mtu+0x9d/0x150
[   28.642473][  T345]  ? dev_disable_lro+0x95/0x140
[   28.642611][  T345]  hsr_add_port+0x6e3/0xb60
[   28.642751][  T345]  ? hsr_port_exists+0x60/0x60
[   28.642895][  T345]  ? timer_init_key+0x10d/0x280
[   28.643138][  T345]  hsr_dev_finalize+0x6e8/0xc00
[   28.643277][  T345]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.643442][  T345]  hsr_newlink+0x3b0/0x980
[   28.643582][  T345]  ? hsr_dellink+0x90/0x90
[   28.643827][  T345]  ? rtnl_create_link+0x169/0xf20
[   28.643968][  T345]  ? nla_strscpy+0xe3/0x180
[   28.644113][  T345]  rtnl_newlink_create+0x2da/0x780
[   28.644253][  T345]  ? rtnl_create_link+0xf20/0xf20
[   28.644486][  T345]  ? __dev_get_by_name+0x12/0x50
[   28.644624][  T345]  ? rtnl_dev_get+0xd7/0x170
[   28.644789][  T345]  __rtnl_newlink+0x22b/0xa50
[   28.644938][  T345]  rtnl_newlink+0x8d1/0xea0
[   28.645184][  T345]  ? lock_acquire.part.0+0xbc/0x260
[   28.645323][  T345]  ? __rtnl_newlink+0xa50/0xa50
[   28.645461][  T345]  ? mark_usage+0x61/0x170
[   28.645602][  T345]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.645867][  T345]  ? __rtnl_newlink+0xa50/0xa50
[   28.646006][  T345]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.646147][  T345]  ? validate_chain+0x38b/0xc20
[   28.646287][  T345]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.646543][  T345]  ? __lock_acquire+0x508/0xc10
[   28.646683][  T345]  ? lock_acquire.part.0+0xbc/0x260
[   28.646826][  T345]  ? find_held_lock+0x2b/0x80
[   28.646965][  T345]  netlink_rcv_skb+0x14e/0x3a0
[   28.647205][  T345]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.647344][  T345]  ? netlink_ack+0xcd0/0xcd0
[   28.647485][  T345]  ? netlink_deliver_tap+0xc5/0x330
[   28.647624][  T345]  ? netlink_deliver_tap+0x13c/0x330
[   28.647862][  T345]  netlink_unicast+0x486/0x750
[   28.648001][  T345]  ? netlink_attachskb+0x810/0x810
[   28.648144][  T345]  ? __lock_acquire+0x508/0xc10
[   28.648283][  T345]  netlink_sendmsg+0x735/0xc60
[   28.648515][  T345]  ? netlink_unicast+0x750/0x750
[   28.648654][  T345]  ? __might_fault+0x97/0x140
[   28.648793][  T345]  ____sys_sendmsg+0x419/0x850
[   28.648963][  T345]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.649201][  T345]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.649371][  T345]  ? move_addr_to_kernel+0x40/0x40
[   28.649510][  T345]  ? stack_depot_save_flags+0x367/0x770
[   28.649648][  T345]  ? validate_chain+0x38b/0xc20
[   28.649885][  T345]  ___sys_sendmsg+0x14e/0x1d0
[   28.650044][  T345]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.650229][  T345]  ? copy_msghdr_from_user+0x460/0x460
[   28.650471][  T345]  __sys_sendmsg+0x145/0x1f0
[   28.650609][  T345]  ? __sys_sendmsg_sock+0x20/0x20
[   28.650756][  T345]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.650937][  T345]  ? do_raw_spin_unlock+0x59/0x250
[   28.651183][  T345]  ? rcu_is_watching+0x15/0xd0
[   28.651322][  T345]  do_syscall_64+0x117/0xfc0
[   28.651466][  T345]  ? trace_hardirqs_off+0xd/0x30
[   28.651605][  T345]  ? exc_page_fault+0xee/0x100
[   28.651842][  T345]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.652010][  T345] RIP: 0033:0x7fc99995008e
[   28.652157][  T345] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.652760][  T345] RSP: 002b:00007ffeadbb79a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.652974][  T345] RAX: ffffffffffffffda RBX: 00007ffeadbb8150 RCX: 00007fc99995008e
[   28.653281][  T345] RDX: 0000000000000000 RSI: 00007ffeadbb7a50 RDI: 0000000000000005
[   28.653485][  T345] RBP: 00007ffeadbb79b0 R08: 0000000000000000 R09: 0000000000000000
[   28.653823][  T345] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.654052][  T345] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeadbb8120
[   28.654268][  T345]  </TASK>
[   28.654371][  T345] irq event stamp: 27625
[   28.654571][  T345] hardirqs last  enabled at (27633): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.654813][  T345] hardirqs last disabled at (27640): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.655159][  T345] softirqs last  enabled at (26998): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   28.655405][  T345] softirqs last disabled at (26993): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   28.655643][  T345] ---[ end trace 0000000000000000 ]---
[   28.655936][  T345] vethB: entered promiscuous mode
[   28.656185][  T345] ------------[ cut here ]------------
[   28.656327][  T345] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/345
[   28.656662][  T345] CPU: 1 UID: 0 PID: 345 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.656957][  T345] Tainted: [W]=WARN
[   28.657062][  T345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.657247][  T345] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.657437][  T345] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.658069][  T345] RSP: 0018:ffa0000000f66fb0 EFLAGS: 00010286
[   28.658252][  T345] RAX: 00000000ffffffa6 RBX: ff11000015e0de00 RCX: 1ff40000001ecdbc
[   28.658562][  T345] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e0deb8
[   28.658774][  T345] RBP: ff11000015a01000 R08: 1fe2200002bc1bd8 R09: ff11000004cc0b80
[   28.658988][  T345] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   28.659307][  T345] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015a01000
[   28.659518][  T345] FS:  00007fc999716840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   28.659864][  T345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.660040][  T345] CR2: 0000000023a9e9e8 CR3: 0000000015c87001 CR4: 0000000000771ef0
[   28.660253][  T345] PKRU: 55555554
[   28.660357][  T345] Call Trace:
[   28.660559][  T345]  <TASK>
[   28.660631][  T345]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   28.660780][  T345]  ? netlink_sendmsg+0x735/0xc60
[   28.660925][  T345]  rtmsg_ifinfo+0x5c/0xb0
[   28.661029][  T345]  __dev_notify_flags+0x1b8/0x280
[   28.661271][  T345]  ? netdev_info+0xe2/0x116
[   28.661412][  T345]  ? netdev_notice+0x120/0x120
[   28.661554][  T345]  ? netif_change_name+0x8c0/0x8c0
[   28.661697][  T345]  __dev_set_promiscuity+0x194/0x230
[   28.661940][  T345]  netif_set_promiscuity+0x4c/0xc0
[   28.662081][  T345]  dev_set_promiscuity+0x9d/0x150
[   28.662226][  T345]  hsr_add_port+0x48c/0xb60
[   28.662367][  T345]  ? hsr_port_exists+0x60/0x60
[   28.662603][  T345]  ? timer_init_key+0x10d/0x280
[   28.662744][  T345]  hsr_dev_finalize+0x727/0xc00
[   28.662895][  T345]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.663036][  T345]  hsr_newlink+0x3b0/0x980
[   28.663277][  T345]  ? hsr_dellink+0x90/0x90
[   28.663415][  T345]  ? rtnl_create_link+0x169/0xf20
[   28.663557][  T345]  ? nla_strscpy+0xe3/0x180
[   28.663721][  T345]  rtnl_newlink_create+0x2da/0x780
[   28.663968][  T345]  ? rtnl_create_link+0xf20/0xf20
[   28.664114][  T345]  ? __dev_get_by_name+0x12/0x50
[   28.664256][  T345]  ? rtnl_dev_get+0xd7/0x170
[   28.664400][  T345]  __rtnl_newlink+0x22b/0xa50
[   28.664663][  T345]  rtnl_newlink+0x8d1/0xea0
[   28.664804][  T345]  ? lock_acquire.part.0+0xbc/0x260
[   28.664949][  T345]  ? __rtnl_newlink+0xa50/0xa50
[   28.665088][  T345]  ? mark_usage+0x61/0x170
[   28.665357][  T345]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.665509][  T345]  ? __rtnl_newlink+0xa50/0xa50
[   28.665648][  T345]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.665787][  T345]  ? validate_chain+0x38b/0xc20
[   28.666038][  T345]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.666180][  T345]  ? __lock_acquire+0x508/0xc10
[   28.666346][  T345]  ? lock_acquire.part.0+0xbc/0x260
[   28.666485][  T345]  ? find_held_lock+0x2b/0x80
[   28.666728][  T345]  netlink_rcv_skb+0x14e/0x3a0
[   28.666873][  T345]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.667012][  T345]  ? netlink_ack+0xcd0/0xcd0
[   28.667162][  T345]  ? netlink_deliver_tap+0xc5/0x330
[   28.667422][  T345]  ? netlink_deliver_tap+0x13c/0x330
[   28.667566][  T345]  netlink_unicast+0x486/0x750
[   28.667708][  T345]  ? netlink_attachskb+0x810/0x810
[   28.667864][  T345]  ? __lock_acquire+0x508/0xc10
[   28.668110][  T345]  netlink_sendmsg+0x735/0xc60
[   28.668257][  T345]  ? netlink_unicast+0x750/0x750
[   28.668400][  T345]  ? __might_fault+0x97/0x140
[   28.668542][  T345]  ____sys_sendmsg+0x419/0x850
[   28.668781][  T345]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.668928][  T345]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.669106][  T345]  ? move_addr_to_kernel+0x40/0x40
[   28.669250][  T345]  ? stack_depot_save_flags+0x367/0x770
[   28.669514][  T345]  ? validate_chain+0x38b/0xc20
[   28.669654][  T345]  ___sys_sendmsg+0x14e/0x1d0
[   28.669793][  T345]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.670070][  T345]  ? copy_msghdr_from_user+0x460/0x460
[   28.670224][  T345]  __sys_sendmsg+0x145/0x1f0
[   28.670366][  T345]  ? __sys_sendmsg_sock+0x20/0x20
[   28.670504][  T345]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.670797][  T345]  ? do_raw_spin_unlock+0x59/0x250
[   28.670946][  T345]  ? rcu_is_watching+0x15/0xd0
[   28.671094][  T345]  do_syscall_64+0x117/0xfc0
[   28.671242][  T345]  ? trace_hardirqs_off+0xd/0x30
[   28.671477][  T345]  ? exc_page_fault+0xee/0x100
[   28.671616][  T345]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.671790][  T345] RIP: 0033:0x7fc99995008e
[   28.671943][  T345] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.672571][  T345] RSP: 002b:00007ffeadbb79a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.672930][  T345] RAX: ffffffffffffffda RBX: 00007ffeadbb8150 RCX: 00007fc99995008e
[   28.673145][  T345] RDX: 0000000000000000 RSI: 00007ffeadbb7a50 RDI: 0000000000000005
[   28.673354][  T345] RBP: 00007ffeadbb79b0 R08: 0000000000000000 R09: 0000000000000000
[   28.673659][  T345] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.673871][  T345] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeadbb8120
[   28.674195][  T345]  </TASK>
[   28.674311][  T345] irq event stamp: 28549
[   28.674415][  T345] hardirqs last  enabled at (28557): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.674655][  T345] hardirqs last disabled at (28564): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.674995][  T345] softirqs last  enabled at (27738): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.675277][  T345] softirqs last disabled at (27736): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.675615][  T345] ---[ end trace 0000000000000000 ]---
[   28.676010][  T345] ------------[ cut here ]------------
[   28.676162][  T345] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/345
[   28.676488][  T345] CPU: 1 UID: 0 PID: 345 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.676762][  T345] Tainted: [W]=WARN
[   28.676886][  T345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.677161][  T345] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.677335][  T345] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.677940][  T345] RSP: 0018:ffa0000000f66f90 EFLAGS: 00010286
[   28.678112][  T345] RAX: 00000000ffffffa6 RBX: ff11000011ffe200 RCX: 1ff40000001ecdb8
[   28.678417][  T345] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ffe2b8
[   28.678619][  T345] RBP: ff11000015a01000 R08: 1fe22000023ffc58 R09: ff11000004cc0b80
[   28.678840][  T345] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   28.679143][  T345] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   28.679366][  T345] FS:  00007fc999716840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   28.679709][  T345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.679886][  T345] CR2: 0000000023a9e9e8 CR3: 0000000015c87001 CR4: 0000000000771ef0
[   28.680090][  T345] PKRU: 55555554
[   28.680201][  T345] Call Trace:
[   28.680396][  T345]  <TASK>
[   28.680466][  T345]  ? rcu_is_watching+0x15/0xd0
[   28.680601][  T345]  rtnetlink_event+0xe0/0x1f0
[   28.680736][  T345]  notifier_call_chain+0xb0/0x320
[   28.680879][  T345]  __netdev_upper_dev_link+0x3a5/0x590
[   28.681113][  T345]  ? netdev_wait_allrefs_any+0x570/0x570
[   28.681250][  T345]  ? do_raw_spin_lock+0x131/0x280
[   28.681387][  T345]  ? find_held_lock+0x2b/0x80
[   28.681529][  T345]  netdev_master_upper_dev_link+0x86/0xb0
[   28.681758][  T345]  ? netdev_upper_dev_link+0xb0/0xb0
[   28.681901][  T345]  ? lockdep_rtnl_is_held+0x1a/0x20
[   28.682037][  T345]  ? hsr_port_get_hsr+0x9c/0x150
[   28.682276][  T345]  hsr_add_port+0x4eb/0xb60
[   28.682412][  T345]  ? hsr_port_exists+0x60/0x60
[   28.682548][  T345]  ? timer_init_key+0x10d/0x280
[   28.682686][  T345]  hsr_dev_finalize+0x727/0xc00
[   28.682827][  T345]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.683056][  T345]  hsr_newlink+0x3b0/0x980
[   28.683199][  T345]  ? hsr_dellink+0x90/0x90
[   28.683338][  T345]  ? rtnl_create_link+0x169/0xf20
[   28.683487][  T345]  ? nla_strscpy+0xe3/0x180
[   28.683716][  T345]  rtnl_newlink_create+0x2da/0x780
[   28.683893][  T345]  ? rtnl_create_link+0xf20/0xf20
[   28.684029][  T345]  ? __dev_get_by_name+0x12/0x50
[   28.684266][  T345]  ? rtnl_dev_get+0xd7/0x170
[   28.684406][  T345]  __rtnl_newlink+0x22b/0xa50
[   28.684552][  T345]  rtnl_newlink+0x8d1/0xea0
[   28.684688][  T345]  ? lock_acquire.part.0+0xbc/0x260
[   28.684834][  T345]  ? __rtnl_newlink+0xa50/0xa50
[   28.685063][  T345]  ? mark_usage+0x61/0x170
[   28.685212][  T345]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.685348][  T345]  ? __rtnl_newlink+0xa50/0xa50
[   28.685482][  T345]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.685710][  T345]  ? validate_chain+0x38b/0xc20
[   28.685854][  T345]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.685991][  T345]  ? __lock_acquire+0x508/0xc10
[   28.686224][  T345]  ? lock_acquire.part.0+0xbc/0x260
[   28.686377][  T345]  ? find_held_lock+0x2b/0x80
[   28.686514][  T345]  netlink_rcv_skb+0x14e/0x3a0
[   28.686651][  T345]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.686786][  T345]  ? netlink_ack+0xcd0/0xcd0
[   28.687020][  T345]  ? netlink_deliver_tap+0xc5/0x330
[   28.687161][  T345]  ? netlink_deliver_tap+0x13c/0x330
[   28.687324][  T345]  netlink_unicast+0x486/0x750
[   28.687461][  T345]  ? netlink_attachskb+0x810/0x810
[   28.687691][  T345]  ? __lock_acquire+0x508/0xc10
[   28.687832][  T345]  netlink_sendmsg+0x735/0xc60
[   28.687968][  T345]  ? netlink_unicast+0x750/0x750
[   28.688112][  T345]  ? __might_fault+0x97/0x140
[   28.688264][  T345]  ____sys_sendmsg+0x419/0x850
[   28.688401][  T345]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.688541][  T345]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.688714][  T345]  ? move_addr_to_kernel+0x40/0x40
[   28.688857][  T345]  ? stack_depot_save_flags+0x367/0x770
[   28.688994][  T345]  ? validate_chain+0x38b/0xc20
[   28.689135][  T345]  ___sys_sendmsg+0x14e/0x1d0
[   28.689294][  T345]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.689466][  T345]  ? copy_msghdr_from_user+0x460/0x460
[   28.689611][  T345]  __sys_sendmsg+0x145/0x1f0
[   28.689749][  T345]  ? __sys_sendmsg_sock+0x20/0x20
[   28.689889][  T345]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.690083][  T345]  ? do_raw_spin_unlock+0x59/0x250
[   28.690250][  T345]  ? rcu_is_watching+0x15/0xd0
[   28.690388][  T345]  do_syscall_64+0x117/0xfc0
[   28.690527][  T345]  ? trace_hardirqs_off+0xd/0x30
[   28.690666][  T345]  ? exc_page_fault+0xee/0x100
[   28.690804][  T345]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.690978][  T345] RIP: 0033:0x7fc99995008e
[   28.691126][  T345] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.691644][  T345] RSP: 002b:00007ffeadbb79a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.691855][  T345] RAX: ffffffffffffffda RBX: 00007ffeadbb8150 RCX: 00007fc99995008e
[   28.692062][  T345] RDX: 0000000000000000 RSI: 00007ffeadbb7a50 RDI: 0000000000000005
[   28.692272][  T345] RBP: 00007ffeadbb79b0 R08: 0000000000000000 R09: 0000000000000000
[   28.692481][  T345] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.692685][  T345] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeadbb8120
[   28.692901][  T345]  </TASK>
[   28.693004][  T345] irq event stamp: 29511
[   28.693111][  T345] hardirqs last  enabled at (29521): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.693350][  T345] hardirqs last disabled at (29528): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.693588][  T345] softirqs last  enabled at (28698): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.693829][  T345] softirqs last disabled at (28696): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.694068][  T345] ---[ end trace 0000000000000000 ]---
[   28.694436][  T345] ------------[ cut here ]------------
[   28.694573][  T345] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/345
[   28.694802][  T345] CPU: 1 UID: 0 PID: 345 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.695074][  T345] Tainted: [W]=WARN
[   28.695180][  T345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.695346][  T345] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.695518][  T345] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.695986][  T345] RSP: 0018:ffa0000000f671a0 EFLAGS: 00010286
[   28.696154][  T345] RAX: 00000000ffffffa6 RBX: ff11000011ffe040 RCX: 1ff40000001ecdfa
[   28.696352][  T345] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ffe0f8
[   28.696547][  T345] RBP: ff11000013a9c000 R08: 1fe22000023ffc20 R09: ff11000004cc0b80
[   28.696745][  T345] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   28.696949][  T345] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   28.697156][  T345] FS:  00007fc999716840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   28.697395][  T345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.697560][  T345] CR2: 0000000023a9e9e8 CR3: 0000000015c87001 CR4: 0000000000771ef0
[   28.698317][  T345] PKRU: 55555554
[   28.698417][  T345] Call Trace:
[   28.698515][  T345]  <TASK>
[   28.698583][  T345]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   28.698717][  T345]  rtmsg_ifinfo+0x5c/0xb0
[   28.698820][  T345]  __dev_notify_flags+0x1b8/0x280
[   28.698954][  T345]  ? netif_change_name+0x8c0/0x8c0
[   28.699111][  T345]  ? hsr_dev_finalize+0x925/0xc00
[   28.699252][  T345]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.699385][  T345]  ? hsr_newlink+0x3b0/0x980
[   28.699602][  T345]  ? hsr_dellink+0x90/0x90
[   28.699734][  T345]  rtnl_configure_link+0x1ac/0x390
[   28.699869][  T345]  ? nla_strscpy+0xe3/0x180
[   28.700000][  T345]  rtnl_newlink_create+0x353/0x780
[   28.700232][  T345]  ? rtnl_create_link+0xf20/0xf20
[   28.700362][  T345]  ? __dev_get_by_name+0x12/0x50
[   28.700493][  T345]  ? rtnl_dev_get+0xd7/0x170
[   28.700633][  T345]  __rtnl_newlink+0x22b/0xa50
[   28.700882][  T345]  rtnl_newlink+0x8d1/0xea0
[   28.701019][  T345]  ? lock_acquire.part.0+0xbc/0x260
[   28.701164][  T345]  ? __rtnl_newlink+0xa50/0xa50
[   28.701298][  T345]  ? mark_usage+0x61/0x170
[   28.701521][  T345]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.701653][  T345]  ? __rtnl_newlink+0xa50/0xa50
[   28.701786][  T345]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.701923][  T345]  ? validate_chain+0x38b/0xc20
[   28.702146][  T345]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.702277][  T345]  ? __lock_acquire+0x508/0xc10
[   28.702433][  T345]  ? lock_acquire.part.0+0xbc/0x260
[   28.702567][  T345]  ? find_held_lock+0x2b/0x80
[   28.702790][  T345]  netlink_rcv_skb+0x14e/0x3a0
[   28.702958][  T345]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.703090][  T345]  ? netlink_ack+0xcd0/0xcd0
[   28.703319][  T345]  ? netlink_deliver_tap+0xc5/0x330
[   28.703453][  T345]  ? netlink_deliver_tap+0x13c/0x330
[   28.703587][  T345]  netlink_unicast+0x486/0x750
[   28.703719][  T345]  ? netlink_attachskb+0x810/0x810
[   28.703855][  T345]  ? __lock_acquire+0x508/0xc10
[   28.704074][  T345]  netlink_sendmsg+0x735/0xc60
[   28.704209][  T345]  ? netlink_unicast+0x750/0x750
[   28.704344][  T345]  ? __might_fault+0x97/0x140
[   28.704497][  T345]  ____sys_sendmsg+0x419/0x850
[   28.704720][  T345]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.704872][  T345]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.705037][  T345]  ? move_addr_to_kernel+0x40/0x40
[   28.705263][  T345]  ? stack_depot_save_flags+0x367/0x770
[   28.705396][  T345]  ? validate_chain+0x38b/0xc20
[   28.705528][  T345]  ___sys_sendmsg+0x14e/0x1d0
[   28.705672][  T345]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.705929][  T345]  ? copy_msghdr_from_user+0x460/0x460
[   28.706072][  T345]  __sys_sendmsg+0x145/0x1f0
[   28.706208][  T345]  ? __sys_sendmsg_sock+0x20/0x20
[   28.706339][  T345]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.706592][  T345]  ? do_raw_spin_unlock+0x59/0x250
[   28.706725][  T345]  ? rcu_is_watching+0x15/0xd0
[   28.706861][  T345]  do_syscall_64+0x117/0xfc0
[   28.706997][  T345]  ? trace_hardirqs_off+0xd/0x30
[   28.707220][  T345]  ? exc_page_fault+0xee/0x100
[   28.707353][  T345]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.707518][  T345] RIP: 0033:0x7fc99995008e
[   28.707655][  T345] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.708226][  T345] RSP: 002b:00007ffeadbb79a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.708512][  T345] RAX: ffffffffffffffda RBX: 00007ffeadbb8150 RCX: 00007fc99995008e
[   28.708709][  T345] RDX: 0000000000000000 RSI: 00007ffeadbb7a50 RDI: 0000000000000005
[   28.708907][  T345] RBP: 00007ffeadbb79b0 R08: 0000000000000000 R09: 0000000000000000
[   28.709111][  T345] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.709307][  T345] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeadbb8120
[   28.709593][  T345]  </TASK>
[   28.709691][  T345] irq event stamp: 30365
[   28.709789][  T345] hardirqs last  enabled at (30373): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.710050][  T345] hardirqs last disabled at (30380): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.710281][  T345] softirqs last  enabled at (29632): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.710508][  T345] softirqs last disabled at (29630): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.710833][  T345] ---[ end trace 0000000000000000 ]---
[   28.759909][  T346] vethA: entered promiscuous mode
[   28.760555][  T346] ------------[ cut here ]------------
[   28.760723][  T346] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/346
[   28.760973][  T346] CPU: 3 UID: 0 PID: 346 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.761262][  T346] Tainted: [W]=WARN
[   28.761368][  T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.761543][  T346] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.761742][  T346] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.762270][  T346] RSP: 0018:ffa0000000f76fb0 EFLAGS: 00010286
[   28.762447][  T346] RAX: 00000000ffffffa6 RBX: ff11000013a618c0 RCX: 1ff40000001eedbc
[   28.762653][  T346] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a61978
[   28.762885][  T346] RBP: ff110000075c9000 R08: 1fe220000274c330 R09: ff11000013305180
[   28.763105][  T346] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   28.763314][  T346] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075c9000
[   28.763526][  T346] FS:  00007f2e8306f840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   28.763769][  T346] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.763946][  T346] CR2: 00000000274999e8 CR3: 0000000015c3f005 CR4: 0000000000771ef0
[   28.764161][  T346] PKRU: 55555554
[   28.764287][  T346] Call Trace:
[   28.764393][  T346]  <TASK>
[   28.764466][  T346]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   28.764606][  T346]  ? netlink_sendmsg+0x735/0xc60
[   28.764747][  T346]  rtmsg_ifinfo+0x5c/0xb0
[   28.764858][  T346]  __dev_notify_flags+0x1b8/0x280
[   28.765018][  T346]  ? netdev_info+0xe2/0x116
[   28.765170][  T346]  ? netdev_notice+0x120/0x120
[   28.765312][  T346]  ? netif_change_name+0x8c0/0x8c0
[   28.765455][  T346]  __dev_set_promiscuity+0x194/0x230
[   28.765593][  T346]  netif_set_promiscuity+0x4c/0xc0
[   28.765733][  T346]  dev_set_promiscuity+0x9d/0x150
[   28.765876][  T346]  hsr_add_port+0x48c/0xb60
[   28.766019][  T346]  ? hsr_port_exists+0x60/0x60
[   28.766166][  T346]  ? timer_init_key+0x10d/0x280
[   28.766321][  T346]  hsr_dev_finalize+0x6e8/0xc00
[   28.766464][  T346]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.766604][  T346]  hsr_newlink+0x3b0/0x980
[   28.766745][  T346]  ? hsr_dellink+0x90/0x90
[   28.766888][  T346]  ? rtnl_create_link+0x169/0xf20
[   28.767027][  T346]  ? nla_strscpy+0xe3/0x180
[   28.767174][  T346]  rtnl_newlink_create+0x2da/0x780
[   28.767315][  T346]  ? rtnl_create_link+0xf20/0xf20
[   28.767457][  T346]  ? __dev_get_by_name+0x12/0x50
[   28.767597][  T346]  ? rtnl_dev_get+0xd7/0x170
[   28.767738][  T346]  __rtnl_newlink+0x22b/0xa50
[   28.767885][  T346]  rtnl_newlink+0x8d1/0xea0
[   28.768024][  T346]  ? lock_acquire.part.0+0xbc/0x260
[   28.768170][  T346]  ? __rtnl_newlink+0xa50/0xa50
[   28.768309][  T346]  ? mark_usage+0x61/0x170
[   28.768450][  T346]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.768591][  T346]  ? __rtnl_newlink+0xa50/0xa50
[   28.768728][  T346]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.768896][  T346]  ? validate_chain+0x38b/0xc20
[   28.769043][  T346]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.769182][  T346]  ? __lock_acquire+0x508/0xc10
[   28.769320][  T346]  ? lock_acquire.part.0+0xbc/0x260
[   28.769456][  T346]  ? find_held_lock+0x2b/0x80
[   28.769595][  T346]  netlink_rcv_skb+0x14e/0x3a0
[   28.769734][  T346]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.769884][  T346]  ? netlink_ack+0xcd0/0xcd0
[   28.770024][  T346]  ? netlink_deliver_tap+0xc5/0x330
[   28.770167][  T346]  ? netlink_deliver_tap+0x13c/0x330
[   28.770307][  T346]  netlink_unicast+0x486/0x750
[   28.770445][  T346]  ? netlink_attachskb+0x810/0x810
[   28.770607][  T346]  ? __lock_acquire+0x508/0xc10
[   28.770748][  T346]  netlink_sendmsg+0x735/0xc60
[   28.770895][  T346]  ? netlink_unicast+0x750/0x750
[   28.771033][  T346]  ? __might_fault+0x97/0x140
[   28.771177][  T346]  ____sys_sendmsg+0x419/0x850
[   28.771317][  T346]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.771455][  T346]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.771649][  T346]  ? move_addr_to_kernel+0x40/0x40
[   28.771788][  T346]  ? stack_depot_save_flags+0x367/0x770
[   28.771930][  T346]  ? validate_chain+0x38b/0xc20
[   28.772076][  T346]  ___sys_sendmsg+0x14e/0x1d0
[   28.772216][  T346]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.772389][  T346]  ? copy_msghdr_from_user+0x460/0x460
[   28.772545][  T346]  __sys_sendmsg+0x145/0x1f0
[   28.772691][  T346]  ? __sys_sendmsg_sock+0x20/0x20
[   28.772863][  T346]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.773041][  T346]  ? do_raw_spin_unlock+0x59/0x250
[   28.773183][  T346]  ? rcu_is_watching+0x15/0xd0
[   28.773323][  T346]  do_syscall_64+0x117/0xfc0
[   28.773464][  T346]  ? trace_hardirqs_off+0xd/0x30
[   28.773606][  T346]  ? exc_page_fault+0xee/0x100
[   28.773745][  T346]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.773925][  T346] RIP: 0033:0x7f2e832a908e
[   28.774072][  T346] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.774584][  T346] RSP: 002b:00007ffdf99f5f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.774809][  T346] RAX: ffffffffffffffda RBX: 00007ffdf99f6710 RCX: 00007f2e832a908e
[   28.775044][  T346] RDX: 0000000000000000 RSI: 00007ffdf99f6010 RDI: 0000000000000005
[   28.775255][  T346] RBP: 00007ffdf99f5f70 R08: 0000000000000000 R09: 0000000000000000
[   28.775468][  T346] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.775674][  T346] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf99f66e0
[   28.775892][  T346]  </TASK>
[   28.775996][  T346] irq event stamp: 23729
[   28.776106][  T346] hardirqs last  enabled at (23739): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.776348][  T346] hardirqs last disabled at (23746): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.776587][  T346] softirqs last  enabled at (22936): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   28.776863][  T346] softirqs last disabled at (22233): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   28.777112][  T346] ---[ end trace 0000000000000000 ]---
[   28.777494][  T346] ------------[ cut here ]------------
[   28.777625][  T346] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/346
[   28.777865][  T346] CPU: 3 UID: 0 PID: 346 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.778140][  T346] Tainted: [W]=WARN
[   28.778241][  T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.778410][  T346] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.778582][  T346] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.779059][  T346] RSP: 0018:ffa0000000f76f90 EFLAGS: 00010286
[   28.779233][  T346] RAX: 00000000ffffffa6 RBX: ff11000013a61c40 RCX: 1ff40000001eedb8
[   28.779433][  T346] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a61cf8
[   28.779638][  T346] RBP: ff110000075c9000 R08: 1fe220000274c3a0 R09: ff11000013305180
[   28.779839][  T346] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   28.780207][  T346] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   28.780408][  T346] FS:  00007f2e8306f840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   28.780642][  T346] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.780808][  T346] CR2: 00000000274999e8 CR3: 0000000015c3f005 CR4: 0000000000771ef0
[   28.781015][  T346] PKRU: 55555554
[   28.781120][  T346] Call Trace:
[   28.781220][  T346]  <TASK>
[   28.781291][  T346]  ? rcu_is_watching+0x15/0xd0
[   28.781426][  T346]  rtnetlink_event+0xe0/0x1f0
[   28.781561][  T346]  notifier_call_chain+0xb0/0x320
[   28.781700][  T346]  __netdev_upper_dev_link+0x3a5/0x590
[   28.781839][  T346]  ? netdev_wait_allrefs_any+0x570/0x570
[   28.781973][  T346]  ? do_raw_spin_lock+0x131/0x280
[   28.782111][  T346]  ? find_held_lock+0x2b/0x80
[   28.782247][  T346]  netdev_master_upper_dev_link+0x86/0xb0
[   28.782383][  T346]  ? netdev_upper_dev_link+0xb0/0xb0
[   28.782519][  T346]  ? lockdep_rtnl_is_held+0x1a/0x20
[   28.782653][  T346]  ? hsr_port_get_hsr+0x9c/0x150
[   28.782789][  T346]  hsr_add_port+0x4eb/0xb60
[   28.782927][  T346]  ? hsr_port_exists+0x60/0x60
[   28.783064][  T346]  ? timer_init_key+0x10d/0x280
[   28.783207][  T346]  hsr_dev_finalize+0x6e8/0xc00
[   28.783344][  T346]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.783481][  T346]  hsr_newlink+0x3b0/0x980
[   28.783623][  T346]  ? hsr_dellink+0x90/0x90
[   28.783761][  T346]  ? rtnl_create_link+0x169/0xf20
[   28.784214][  T346]  ? nla_strscpy+0xe3/0x180
[   28.784354][  T346]  rtnl_newlink_create+0x2da/0x780
[   28.784490][  T346]  ? rtnl_create_link+0xf20/0xf20
[   28.784623][  T346]  ? __dev_get_by_name+0x12/0x50
[   28.784758][  T346]  ? rtnl_dev_get+0xd7/0x170
[   28.784902][  T346]  __rtnl_newlink+0x22b/0xa50
[   28.785039][  T346]  rtnl_newlink+0x8d1/0xea0
[   28.785180][  T346]  ? lock_acquire.part.0+0xbc/0x260
[   28.785316][  T346]  ? __rtnl_newlink+0xa50/0xa50
[   28.785452][  T346]  ? mark_usage+0x61/0x170
[   28.785590][  T346]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.785726][  T346]  ? __rtnl_newlink+0xa50/0xa50
[   28.785864][  T346]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.785999][  T346]  ? validate_chain+0x38b/0xc20
[   28.786143][  T346]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.786276][  T346]  ? __lock_acquire+0x508/0xc10
[   28.786412][  T346]  ? lock_acquire.part.0+0xbc/0x260
[   28.786547][  T346]  ? find_held_lock+0x2b/0x80
[   28.786681][  T346]  netlink_rcv_skb+0x14e/0x3a0
[   28.786823][  T346]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.786958][  T346]  ? netlink_ack+0xcd0/0xcd0
[   28.787095][  T346]  ? netlink_deliver_tap+0xc5/0x330
[   28.787242][  T346]  ? netlink_deliver_tap+0x13c/0x330
[   28.787380][  T346]  netlink_unicast+0x486/0x750
[   28.787516][  T346]  ? netlink_attachskb+0x810/0x810
[   28.787650][  T346]  ? __lock_acquire+0x508/0xc10
[   28.787787][  T346]  netlink_sendmsg+0x735/0xc60
[   28.787943][  T346]  ? netlink_unicast+0x750/0x750
[   28.788079][  T346]  ? __might_fault+0x97/0x140
[   28.788223][  T346]  ____sys_sendmsg+0x419/0x850
[   28.788364][  T346]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.788503][  T346]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.788671][  T346]  ? move_addr_to_kernel+0x40/0x40
[   28.788807][  T346]  ? stack_depot_save_flags+0x367/0x770
[   28.788948][  T346]  ? validate_chain+0x38b/0xc20
[   28.789084][  T346]  ___sys_sendmsg+0x14e/0x1d0
[   28.789226][  T346]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.789396][  T346]  ? copy_msghdr_from_user+0x460/0x460
[   28.789544][  T346]  __sys_sendmsg+0x145/0x1f0
[   28.789680][  T346]  ? __sys_sendmsg_sock+0x20/0x20
[   28.789814][  T346]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.789990][  T346]  ? do_raw_spin_unlock+0x59/0x250
[   28.790133][  T346]  ? rcu_is_watching+0x15/0xd0
[   28.790271][  T346]  do_syscall_64+0x117/0xfc0
[   28.790409][  T346]  ? trace_hardirqs_off+0xd/0x30
[   28.790544][  T346]  ? exc_page_fault+0xee/0x100
[   28.790691][  T346]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.790864][  T346] RIP: 0033:0x7f2e832a908e
[   28.791005][  T346] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.791491][  T346] RSP: 002b:00007ffdf99f5f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.791698][  T346] RAX: ffffffffffffffda RBX: 00007ffdf99f6710 RCX: 00007f2e832a908e
[   28.791904][  T346] RDX: 0000000000000000 RSI: 00007ffdf99f6010 RDI: 0000000000000005
[   28.792110][  T346] RBP: 00007ffdf99f5f70 R08: 0000000000000000 R09: 0000000000000000
[   28.792315][  T346] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.792516][  T346] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf99f66e0
[   28.792723][  T346]  </TASK>
[   28.792829][  T346] irq event stamp: 24691
[   28.792930][  T346] hardirqs last  enabled at (24699): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.793173][  T346] hardirqs last disabled at (24708): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.793406][  T346] softirqs last  enabled at (23880): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.793643][  T346] softirqs last disabled at (23878): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.793915][  T346] ---[ end trace 0000000000000000 ]---
[   28.794160][  T346] ------------[ cut here ]------------
[   28.794301][  T346] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/346
[   28.794551][  T346] CPU: 3 UID: 0 PID: 346 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.794833][  T346] Tainted: [W]=WARN
[   28.794939][  T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.795120][  T346] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.795298][  T346] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.795786][  T346] RSP: 0018:ffa0000000f76f10 EFLAGS: 00010286
[   28.795964][  T346] RAX: 00000000ffffffa6 RBX: ff11000013a61e00 RCX: 1ff40000001eeda8
[   28.796180][  T346] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a61eb8
[   28.796388][  T346] RBP: ff11000015e6c000 R08: 1fe220000274c3d8 R09: ff11000013305180
[   28.796602][  T346] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   28.796807][  T346] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   28.797024][  T346] FS:  00007f2e8306f840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   28.797272][  T346] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.797447][  T346] CR2: 00000000274999e8 CR3: 0000000015c3f005 CR4: 0000000000771ef0
[   28.797655][  T346] PKRU: 55555554
[   28.797759][  T346] Call Trace:
[   28.797869][  T346]  <TASK>
[   28.797940][  T346]  ? rcu_is_watching+0x15/0xd0
[   28.798079][  T346]  rtnetlink_event+0xe0/0x1f0
[   28.798223][  T346]  notifier_call_chain+0xb0/0x320
[   28.798365][  T346]  netif_set_mtu_ext+0x354/0x5f0
[   28.798504][  T346]  ? dev_validate_mtu+0x180/0x180
[   28.798644][  T346]  ? __netdev_update_features+0x4b0/0xdf0
[   28.798786][  T346]  netif_set_mtu+0x85/0xe0
[   28.798929][  T346]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   28.799074][  T346]  dev_set_mtu+0x9d/0x150
[   28.799180][  T346]  ? dev_disable_lro+0x95/0x140
[   28.799319][  T346]  hsr_add_port+0x6e3/0xb60
[   28.799460][  T346]  ? hsr_port_exists+0x60/0x60
[   28.799598][  T346]  ? timer_init_key+0x10d/0x280
[   28.799740][  T346]  hsr_dev_finalize+0x6e8/0xc00
[   28.799884][  T346]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.800024][  T346]  hsr_newlink+0x3b0/0x980
[   28.800170][  T346]  ? hsr_dellink+0x90/0x90
[   28.800309][  T346]  ? rtnl_create_link+0x169/0xf20
[   28.800448][  T346]  ? nla_strscpy+0xe3/0x180
[   28.800587][  T346]  rtnl_newlink_create+0x2da/0x780
[   28.800726][  T346]  ? rtnl_create_link+0xf20/0xf20
[   28.800869][  T346]  ? __dev_get_by_name+0x12/0x50
[   28.801007][  T346]  ? rtnl_dev_get+0xd7/0x170
[   28.801158][  T346]  __rtnl_newlink+0x22b/0xa50
[   28.801301][  T346]  rtnl_newlink+0x8d1/0xea0
[   28.801439][  T346]  ? lock_acquire.part.0+0xbc/0x260
[   28.801577][  T346]  ? __rtnl_newlink+0xa50/0xa50
[   28.801714][  T346]  ? mark_usage+0x61/0x170
[   28.801857][  T346]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.801996][  T346]  ? __rtnl_newlink+0xa50/0xa50
[   28.802149][  T346]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.802291][  T346]  ? validate_chain+0x38b/0xc20
[   28.802431][  T346]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.802571][  T346]  ? __lock_acquire+0x508/0xc10
[   28.802710][  T346]  ? lock_acquire.part.0+0xbc/0x260
[   28.802854][  T346]  ? find_held_lock+0x2b/0x80
[   28.802993][  T346]  netlink_rcv_skb+0x14e/0x3a0
[   28.803137][  T346]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.803275][  T346]  ? netlink_ack+0xcd0/0xcd0
[   28.803420][  T346]  ? netlink_deliver_tap+0xc5/0x330
[   28.803558][  T346]  ? netlink_deliver_tap+0x13c/0x330
[   28.803699][  T346]  netlink_unicast+0x486/0x750
[   28.803840][  T346]  ? netlink_attachskb+0x810/0x810
[   28.803978][  T346]  ? __lock_acquire+0x508/0xc10
[   28.804123][  T346]  netlink_sendmsg+0x735/0xc60
[   28.804264][  T346]  ? netlink_unicast+0x750/0x750
[   28.804407][  T346]  ? __might_fault+0x97/0x140
[   28.804548][  T346]  ____sys_sendmsg+0x419/0x850
[   28.804689][  T346]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.804831][  T346]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.805008][  T346]  ? move_addr_to_kernel+0x40/0x40
[   28.805157][  T346]  ? stack_depot_save_flags+0x367/0x770
[   28.805297][  T346]  ? validate_chain+0x38b/0xc20
[   28.805440][  T346]  ___sys_sendmsg+0x14e/0x1d0
[   28.805579][  T346]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.805753][  T346]  ? copy_msghdr_from_user+0x460/0x460
[   28.805905][  T346]  __sys_sendmsg+0x145/0x1f0
[   28.806045][  T346]  ? __sys_sendmsg_sock+0x20/0x20
[   28.806191][  T346]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.806365][  T346]  ? do_raw_spin_unlock+0x59/0x250
[   28.806509][  T346]  ? rcu_is_watching+0x15/0xd0
[   28.806650][  T346]  do_syscall_64+0x117/0xfc0
[   28.806790][  T346]  ? trace_hardirqs_off+0xd/0x30
[   28.806934][  T346]  ? exc_page_fault+0xee/0x100
[   28.807074][  T346]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.807251][  T346] RIP: 0033:0x7f2e832a908e
[   28.807398][  T346] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.807900][  T346] RSP: 002b:00007ffdf99f5f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.808121][  T346] RAX: ffffffffffffffda RBX: 00007ffdf99f6710 RCX: 00007f2e832a908e
[   28.808333][  T346] RDX: 0000000000000000 RSI: 00007ffdf99f6010 RDI: 0000000000000005
[   28.808547][  T346] RBP: 00007ffdf99f5f70 R08: 0000000000000000 R09: 0000000000000000
[   28.808757][  T346] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.808982][  T346] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf99f66e0
[   28.809200][  T346]  </TASK>
[   28.809305][  T346] irq event stamp: 25577
[   28.809411][  T346] hardirqs last  enabled at (25585): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.809660][  T346] hardirqs last disabled at (25592): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.809911][  T346] softirqs last  enabled at (24774): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.810158][  T346] softirqs last disabled at (24772): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.810404][  T346] ---[ end trace 0000000000000000 ]---
[   28.810599][  T346] vethB: entered promiscuous mode
[   28.810842][  T346] ------------[ cut here ]------------
[   28.810984][  T346] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/346
[   28.811231][  T346] CPU: 3 UID: 0 PID: 346 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.811514][  T346] Tainted: [W]=WARN
[   28.811621][  T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.811798][  T346] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.811983][  T346] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.812514][  T346] RSP: 0018:ffa0000000f76fb0 EFLAGS: 00010286
[   28.812692][  T346] RAX: 00000000ffffffa6 RBX: ff11000015a88040 RCX: 1ff40000001eedbc
[   28.812906][  T346] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a880f8
[   28.813131][  T346] RBP: ff1100000f7f9000 R08: 1fe2200002b51020 R09: ff11000013305180
[   28.813340][  T346] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   28.813552][  T346] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f7f9000
[   28.813762][  T346] FS:  00007f2e8306f840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   28.814009][  T346] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.814189][  T346] CR2: 00000000274999e8 CR3: 0000000015c3f005 CR4: 0000000000771ef0
[   28.814402][  T346] PKRU: 55555554
[   28.814507][  T346] Call Trace:
[   28.814612][  T346]  <TASK>
[   28.814685][  T346]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   28.814830][  T346]  ? netlink_sendmsg+0x735/0xc60
[   28.814971][  T346]  rtmsg_ifinfo+0x5c/0xb0
[   28.815079][  T346]  __dev_notify_flags+0x1b8/0x280
[   28.815226][  T346]  ? netdev_info+0xe2/0x116
[   28.815375][  T346]  ? netdev_notice+0x120/0x120
[   28.815517][  T346]  ? netif_change_name+0x8c0/0x8c0
[   28.815662][  T346]  __dev_set_promiscuity+0x194/0x230
[   28.815803][  T346]  netif_set_promiscuity+0x4c/0xc0
[   28.815951][  T346]  dev_set_promiscuity+0x9d/0x150
[   28.816093][  T346]  hsr_add_port+0x48c/0xb60
[   28.816243][  T346]  ? hsr_port_exists+0x60/0x60
[   28.816389][  T346]  ? timer_init_key+0x10d/0x280
[   28.816535][  T346]  hsr_dev_finalize+0x727/0xc00
[   28.816676][  T346]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.816820][  T346]  hsr_newlink+0x3b0/0x980
[   28.816961][  T346]  ? hsr_dellink+0x90/0x90
[   28.817107][  T346]  ? rtnl_create_link+0x169/0xf20
[   28.817250][  T346]  ? nla_strscpy+0xe3/0x180
[   28.817393][  T346]  rtnl_newlink_create+0x2da/0x780
[   28.817536][  T346]  ? rtnl_create_link+0xf20/0xf20
[   28.817677][  T346]  ? __dev_get_by_name+0x12/0x50
[   28.817824][  T346]  ? rtnl_dev_get+0xd7/0x170
[   28.817971][  T346]  __rtnl_newlink+0x22b/0xa50
[   28.818117][  T346]  rtnl_newlink+0x8d1/0xea0
[   28.818261][  T346]  ? lock_acquire.part.0+0xbc/0x260
[   28.818404][  T346]  ? __rtnl_newlink+0xa50/0xa50
[   28.818543][  T346]  ? mark_usage+0x61/0x170
[   28.818689][  T346]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.818836][  T346]  ? __rtnl_newlink+0xa50/0xa50
[   28.818978][  T346]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.819123][  T346]  ? validate_chain+0x38b/0xc20
[   28.819266][  T346]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.819408][  T346]  ? __lock_acquire+0x508/0xc10
[   28.819553][  T346]  ? lock_acquire.part.0+0xbc/0x260
[   28.819694][  T346]  ? find_held_lock+0x2b/0x80
[   28.819844][  T346]  netlink_rcv_skb+0x14e/0x3a0
[   28.819988][  T346]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.820134][  T346]  ? netlink_ack+0xcd0/0xcd0
[   28.820278][  T346]  ? netlink_deliver_tap+0xc5/0x330
[   28.820422][  T346]  ? netlink_deliver_tap+0x13c/0x330
[   28.820566][  T346]  netlink_unicast+0x486/0x750
[   28.820708][  T346]  ? netlink_attachskb+0x810/0x810
[   28.820858][  T346]  ? __lock_acquire+0x508/0xc10
[   28.821001][  T346]  netlink_sendmsg+0x735/0xc60
[   28.821148][  T346]  ? netlink_unicast+0x750/0x750
[   28.821292][  T346]  ? __might_fault+0x97/0x140
[   28.821435][  T346]  ____sys_sendmsg+0x419/0x850
[   28.821580][  T346]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.821722][  T346]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.821901][  T346]  ? move_addr_to_kernel+0x40/0x40
[   28.822045][  T346]  ? stack_depot_save_flags+0x367/0x770
[   28.822190][  T346]  ? validate_chain+0x38b/0xc20
[   28.822334][  T346]  ___sys_sendmsg+0x14e/0x1d0
[   28.822474][  T346]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.822650][  T346]  ? copy_msghdr_from_user+0x460/0x460
[   28.822802][  T346]  __sys_sendmsg+0x145/0x1f0
[   28.822946][  T346]  ? __sys_sendmsg_sock+0x20/0x20
[   28.823092][  T346]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.823282][  T346]  ? do_raw_spin_unlock+0x59/0x250
[   28.823424][  T346]  ? rcu_is_watching+0x15/0xd0
[   28.823569][  T346]  do_syscall_64+0x117/0xfc0
[   28.823711][  T346]  ? trace_hardirqs_off+0xd/0x30
[   28.823857][  T346]  ? exc_page_fault+0xee/0x100
[   28.824000][  T346]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.824183][  T346] RIP: 0033:0x7f2e832a908e
[   28.824331][  T346] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.824833][  T346] RSP: 002b:00007ffdf99f5f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.825045][  T346] RAX: ffffffffffffffda RBX: 00007ffdf99f6710 RCX: 00007f2e832a908e
[   28.825288][  T346] RDX: 0000000000000000 RSI: 00007ffdf99f6010 RDI: 0000000000000005
[   28.825500][  T346] RBP: 00007ffdf99f5f70 R08: 0000000000000000 R09: 0000000000000000
[   28.825709][  T346] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.825926][  T346] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf99f66e0
[   28.826169][  T346]  </TASK>
[   28.826281][  T346] irq event stamp: 26497
[   28.826388][  T346] hardirqs last  enabled at (26505): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.826635][  T346] hardirqs last disabled at (26512): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.826885][  T346] softirqs last  enabled at (25690): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.827144][  T346] softirqs last disabled at (25688): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.827392][  T346] ---[ end trace 0000000000000000 ]---
[   28.827787][  T346] ------------[ cut here ]------------
[   28.827926][  T346] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/346
[   28.828170][  T346] CPU: 3 UID: 0 PID: 346 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.828472][  T346] Tainted: [W]=WARN
[   28.828577][  T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.828750][  T346] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.828941][  T346] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.829448][  T346] RSP: 0018:ffa0000000f76f90 EFLAGS: 00010286
[   28.829630][  T346] RAX: 00000000ffffffa6 RBX: ff11000015a88e40 RCX: 1ff40000001eedb8
[   28.829838][  T346] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a88ef8
[   28.830051][  T346] RBP: ff1100000f7f9000 R08: 1fe2200002b511e0 R09: ff11000013305180
[   28.830261][  T346] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   28.830485][  T346] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   28.830694][  T346] FS:  00007f2e8306f840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   28.830941][  T346] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.831115][  T346] CR2: 00000000274999e8 CR3: 0000000015c3f005 CR4: 0000000000771ef0
[   28.831345][  T346] PKRU: 55555554
[   28.831492][  T346] Call Trace:
[   28.831636][  T346]  <TASK>
[   28.831715][  T346]  ? rcu_is_watching+0x15/0xd0
[   28.831856][  T346]  rtnetlink_event+0xe0/0x1f0
[   28.831992][  T346]  notifier_call_chain+0xb0/0x320
[   28.832140][  T346]  __netdev_upper_dev_link+0x3a5/0x590
[   28.832287][  T346]  ? netdev_wait_allrefs_any+0x570/0x570
[   28.832425][  T346]  ? do_raw_spin_lock+0x131/0x280
[   28.832566][  T346]  ? find_held_lock+0x2b/0x80
[   28.832703][  T346]  netdev_master_upper_dev_link+0x86/0xb0
[   28.832846][  T346]  ? netdev_upper_dev_link+0xb0/0xb0
[   28.832994][  T346]  ? lockdep_rtnl_is_held+0x1a/0x20
[   28.833143][  T346]  ? hsr_port_get_hsr+0x9c/0x150
[   28.833284][  T346]  hsr_add_port+0x4eb/0xb60
[   28.833423][  T346]  ? hsr_port_exists+0x60/0x60
[   28.833580][  T346]  ? timer_init_key+0x10d/0x280
[   28.833776][  T346]  hsr_dev_finalize+0x727/0xc00
[   28.833921][  T346]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.834063][  T346]  hsr_newlink+0x3b0/0x980
[   28.834213][  T346]  ? hsr_dellink+0x90/0x90
[   28.834356][  T346]  ? rtnl_create_link+0x169/0xf20
[   28.834492][  T346]  ? nla_strscpy+0xe3/0x180
[   28.834629][  T346]  rtnl_newlink_create+0x2da/0x780
[   28.834767][  T346]  ? rtnl_create_link+0xf20/0xf20
[   28.834923][  T346]  ? __dev_get_by_name+0x12/0x50
[   28.835062][  T346]  ? rtnl_dev_get+0xd7/0x170
[   28.835218][  T346]  __rtnl_newlink+0x22b/0xa50
[   28.835360][  T346]  rtnl_newlink+0x8d1/0xea0
[   28.835502][  T346]  ? lock_acquire.part.0+0xbc/0x260
[   28.835641][  T346]  ? __rtnl_newlink+0xa50/0xa50
[   28.835780][  T346]  ? mark_usage+0x61/0x170
[   28.835952][  T346]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.836092][  T346]  ? __rtnl_newlink+0xa50/0xa50
[   28.836246][  T346]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.836388][  T346]  ? validate_chain+0x38b/0xc20
[   28.836528][  T346]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.836681][  T346]  ? __lock_acquire+0x508/0xc10
[   28.836850][  T346]  ? lock_acquire.part.0+0xbc/0x260
[   28.837017][  T346]  ? find_held_lock+0x2b/0x80
[   28.837162][  T346]  netlink_rcv_skb+0x14e/0x3a0
[   28.837300][  T346]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.837437][  T346]  ? netlink_ack+0xcd0/0xcd0
[   28.837577][  T346]  ? netlink_deliver_tap+0xc5/0x330
[   28.837736][  T346]  ? netlink_deliver_tap+0x13c/0x330
[   28.837885][  T346]  netlink_unicast+0x486/0x750
[   28.838036][  T346]  ? netlink_attachskb+0x810/0x810
[   28.838184][  T346]  ? __lock_acquire+0x508/0xc10
[   28.838327][  T346]  netlink_sendmsg+0x735/0xc60
[   28.838467][  T346]  ? netlink_unicast+0x750/0x750
[   28.838607][  T346]  ? __might_fault+0x97/0x140
[   28.838773][  T346]  ____sys_sendmsg+0x419/0x850
[   28.838921][  T346]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.839060][  T346]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.839241][  T346]  ? move_addr_to_kernel+0x40/0x40
[   28.839381][  T346]  ? stack_depot_save_flags+0x367/0x770
[   28.839520][  T346]  ? validate_chain+0x38b/0xc20
[   28.839659][  T346]  ___sys_sendmsg+0x14e/0x1d0
[   28.839795][  T346]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.839976][  T346]  ? copy_msghdr_from_user+0x460/0x460
[   28.840126][  T346]  __sys_sendmsg+0x145/0x1f0
[   28.840267][  T346]  ? __sys_sendmsg_sock+0x20/0x20
[   28.840419][  T346]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.840592][  T346]  ? do_raw_spin_unlock+0x59/0x250
[   28.840731][  T346]  ? rcu_is_watching+0x15/0xd0
[   28.840894][  T346]  do_syscall_64+0x117/0xfc0
[   28.841080][  T346]  ? trace_hardirqs_off+0xd/0x30
[   28.841289][  T346]  ? exc_page_fault+0xee/0x100
[   28.841475][  T346]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.841702][  T346] RIP: 0033:0x7f2e832a908e
[   28.841902][  T346] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.842560][  T346] RSP: 002b:00007ffdf99f5f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.842843][  T346] RAX: ffffffffffffffda RBX: 00007ffdf99f6710 RCX: 00007f2e832a908e
[   28.843082][  T346] RDX: 0000000000000000 RSI: 00007ffdf99f6010 RDI: 0000000000000005
[   28.843305][  T346] RBP: 00007ffdf99f5f70 R08: 0000000000000000 R09: 0000000000000000
[   28.843514][  T346] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.843729][  T346] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf99f66e0
[   28.843966][  T346]  </TASK>
[   28.844078][  T346] irq event stamp: 27457
[   28.844187][  T346] hardirqs last  enabled at (27467): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.844430][  T346] hardirqs last disabled at (27474): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.844668][  T346] softirqs last  enabled at (26646): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.844912][  T346] softirqs last disabled at (26644): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.845158][  T346] ---[ end trace 0000000000000000 ]---
[   28.845565][  T346] ------------[ cut here ]------------
[   28.845701][  T346] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/346
[   28.845964][  T346] CPU: 3 UID: 0 PID: 346 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.846240][  T346] Tainted: [W]=WARN
[   28.846339][  T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.846509][  T346] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.846681][  T346] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.847162][  T346] RSP: 0018:ffa0000000f771a0 EFLAGS: 00010286
[   28.847330][  T346] RAX: 00000000ffffffa6 RBX: ff11000015a89000 RCX: 1ff40000001eedfa
[   28.847550][  T346] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a890b8
[   28.847761][  T346] RBP: ff11000015e6c000 R08: 1fe2200002b51218 R09: ff11000013305180
[   28.847967][  T346] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   28.848172][  T346] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   28.848379][  T346] FS:  00007f2e8306f840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   28.848614][  T346] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.848782][  T346] CR2: 00000000274999e8 CR3: 0000000015c3f005 CR4: 0000000000771ef0
[   28.848988][  T346] PKRU: 55555554
[   28.849088][  T346] Call Trace:
[   28.849201][  T346]  <TASK>
[   28.849271][  T346]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   28.849403][  T346]  rtmsg_ifinfo+0x5c/0xb0
[   28.849503][  T346]  __dev_notify_flags+0x1b8/0x280
[   28.849636][  T346]  ? netif_change_name+0x8c0/0x8c0
[   28.849766][  T346]  ? hsr_dev_finalize+0x925/0xc00
[   28.849907][  T346]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.850052][  T346]  ? hsr_newlink+0x3b0/0x980
[   28.850193][  T346]  ? hsr_dellink+0x90/0x90
[   28.850327][  T346]  rtnl_configure_link+0x1ac/0x390
[   28.850465][  T346]  ? nla_strscpy+0xe3/0x180
[   28.850600][  T346]  rtnl_newlink_create+0x353/0x780
[   28.850734][  T346]  ? rtnl_create_link+0xf20/0xf20
[   28.850877][  T346]  ? __dev_get_by_name+0x12/0x50
[   28.851009][  T346]  ? rtnl_dev_get+0xd7/0x170
[   28.851149][  T346]  __rtnl_newlink+0x22b/0xa50
[   28.851291][  T346]  rtnl_newlink+0x8d1/0xea0
[   28.851424][  T346]  ? lock_acquire.part.0+0xbc/0x260
[   28.851557][  T346]  ? __rtnl_newlink+0xa50/0xa50
[   28.851691][  T346]  ? mark_usage+0x61/0x170
[   28.851835][  T346]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.851968][  T346]  ? __rtnl_newlink+0xa50/0xa50
[   28.852104][  T346]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.852238][  T346]  ? validate_chain+0x38b/0xc20
[   28.852369][  T346]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.852504][  T346]  ? __lock_acquire+0x508/0xc10
[   28.852637][  T346]  ? lock_acquire.part.0+0xbc/0x260
[   28.852767][  T346]  ? find_held_lock+0x2b/0x80
[   28.852916][  T346]  netlink_rcv_skb+0x14e/0x3a0
[   28.853055][  T346]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.853199][  T346]  ? netlink_ack+0xcd0/0xcd0
[   28.853347][  T346]  ? netlink_deliver_tap+0xc5/0x330
[   28.853478][  T346]  ? netlink_deliver_tap+0x13c/0x330
[   28.853610][  T346]  netlink_unicast+0x486/0x750
[   28.853741][  T346]  ? netlink_attachskb+0x810/0x810
[   28.853880][  T346]  ? __lock_acquire+0x508/0xc10
[   28.854011][  T346]  netlink_sendmsg+0x735/0xc60
[   28.854148][  T346]  ? netlink_unicast+0x750/0x750
[   28.854280][  T346]  ? __might_fault+0x97/0x140
[   28.854417][  T346]  ____sys_sendmsg+0x419/0x850
[   28.854549][  T346]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.854679][  T346]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.854844][  T346]  ? move_addr_to_kernel+0x40/0x40
[   28.854976][  T346]  ? stack_depot_save_flags+0x367/0x770
[   28.855112][  T346]  ? validate_chain+0x38b/0xc20
[   28.855243][  T346]  ___sys_sendmsg+0x14e/0x1d0
[   28.855377][  T346]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.855546][  T346]  ? copy_msghdr_from_user+0x460/0x460
[   28.855686][  T346]  __sys_sendmsg+0x145/0x1f0
[   28.855823][  T346]  ? __sys_sendmsg_sock+0x20/0x20
[   28.855954][  T346]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.856129][  T346]  ? do_raw_spin_unlock+0x59/0x250
[   28.856264][  T346]  ? rcu_is_watching+0x15/0xd0
[   28.856398][  T346]  do_syscall_64+0x117/0xfc0
[   28.856530][  T346]  ? trace_hardirqs_off+0xd/0x30
[   28.856674][  T346]  ? exc_page_fault+0xee/0x100
[   28.856809][  T346]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.856977][  T346] RIP: 0033:0x7f2e832a908e
[   28.857149][  T346] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.857618][  T346] RSP: 002b:00007ffdf99f5f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.857815][  T346] RAX: ffffffffffffffda RBX: 00007ffdf99f6710 RCX: 00007f2e832a908e
[   28.858020][  T346] RDX: 0000000000000000 RSI: 00007ffdf99f6010 RDI: 0000000000000005
[   28.858226][  T346] RBP: 00007ffdf99f5f70 R08: 0000000000000000 R09: 0000000000000000
[   28.858425][  T346] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.858646][  T346] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf99f66e0
[   28.858857][  T346]  </TASK>
[   28.858956][  T346] irq event stamp: 28305
[   28.859056][  T346] hardirqs last  enabled at (28313): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.859299][  T346] hardirqs last disabled at (28322): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.859529][  T346] softirqs last  enabled at (27578): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.859763][  T346] softirqs last disabled at (27576): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.859996][  T346] ---[ end trace 0000000000000000 ]---
[   28.915980][  T347] vethA: entered promiscuous mode
[   28.916461][  T347] ------------[ cut here ]------------
[   28.916736][  T347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/347
[   28.917870][  T347] CPU: 2 UID: 0 PID: 347 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.918402][  T347] Tainted: [W]=WARN
[   28.918635][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.918975][  T347] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.919339][  T347] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.920196][  T347] RSP: 0018:ffa0000000f86fb0 EFLAGS: 00010286
[   28.920551][  T347] RAX: 00000000ffffffa6 RBX: ff11000005d75700 RCX: 1ff40000001f0dbc
[   28.920969][  T347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005d757b8
[   28.921368][  T347] RBP: ff11000005439000 R08: 1fe2200000baeaf8 R09: ff11000015b40b80
[   28.921781][  T347] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   28.922190][  T347] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005439000
[   28.922568][  T347] FS:  00007ff9c4483840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   28.923026][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.923374][  T347] CR2: 000000003c6eb9e8 CR3: 00000000159e1003 CR4: 0000000000771ef0
[   28.923760][  T347] PKRU: 55555554
[   28.923989][  T347] Call Trace:
[   28.924222][  T347]  <TASK>
[   28.924391][  T347]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   28.924670][  T347]  ? netlink_sendmsg+0x735/0xc60
[   28.924967][  T347]  rtmsg_ifinfo+0x5c/0xb0
[   28.925213][  T347]  __dev_notify_flags+0x1b8/0x280
[   28.925493][  T347]  ? netdev_info+0xe2/0x116
[   28.925770][  T347]  ? netdev_notice+0x120/0x120
[   28.926055][  T347]  ? netif_change_name+0x8c0/0x8c0
[   28.926485][  T347]  __dev_set_promiscuity+0x194/0x230
[   28.926874][  T347]  netif_set_promiscuity+0x4c/0xc0
[   28.927273][  T347]  dev_set_promiscuity+0x9d/0x150
[   28.927640][  T347]  hsr_add_port+0x48c/0xb60
[   28.927926][  T347]  ? hsr_port_exists+0x60/0x60
[   28.928228][  T347]  ? timer_init_key+0x10d/0x280
[   28.928520][  T347]  hsr_dev_finalize+0x6e8/0xc00
[   28.928806][  T347]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.929086][  T347]  hsr_newlink+0x3b0/0x980
[   28.929383][  T347]  ? hsr_dellink+0x90/0x90
[   28.929682][  T347]  ? rtnl_create_link+0x169/0xf20
[   28.929969][  T347]  ? nla_strscpy+0xe3/0x180
[   28.930266][  T347]  rtnl_newlink_create+0x2da/0x780
[   28.930540][  T347]  ? rtnl_create_link+0xf20/0xf20
[   28.930827][  T347]  ? __dev_get_by_name+0x12/0x50
[   28.931128][  T347]  ? rtnl_dev_get+0xd7/0x170
[   28.931415][  T347]  __rtnl_newlink+0x22b/0xa50
[   28.931701][  T347]  rtnl_newlink+0x8d1/0xea0
[   28.931987][  T347]  ? lock_acquire.part.0+0xbc/0x260
[   28.932282][  T347]  ? __rtnl_newlink+0xa50/0xa50
[   28.932557][  T347]  ? mark_usage+0x61/0x170
[   28.932849][  T347]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.933145][  T347]  ? __rtnl_newlink+0xa50/0xa50
[   28.933426][  T347]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.933702][  T347]  ? validate_chain+0x38b/0xc20
[   28.933988][  T347]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.934278][  T347]  ? __lock_acquire+0x508/0xc10
[   28.934561][  T347]  ? lock_acquire.part.0+0xbc/0x260
[   28.934847][  T347]  ? find_held_lock+0x2b/0x80
[   28.935145][  T347]  netlink_rcv_skb+0x14e/0x3a0
[   28.935425][  T347]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.935704][  T347]  ? netlink_ack+0xcd0/0xcd0
[   28.935992][  T347]  ? netlink_deliver_tap+0xc5/0x330
[   28.936281][  T347]  ? netlink_deliver_tap+0x13c/0x330
[   28.936556][  T347]  netlink_unicast+0x486/0x750
[   28.936839][  T347]  ? netlink_attachskb+0x810/0x810
[   28.937130][  T347]  ? __lock_acquire+0x508/0xc10
[   28.937414][  T347]  netlink_sendmsg+0x735/0xc60
[   28.937696][  T347]  ? netlink_unicast+0x750/0x750
[   28.937985][  T347]  ? __might_fault+0x97/0x140
[   28.938319][  T347]  ____sys_sendmsg+0x419/0x850
[   28.938596][  T347]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.938880][  T347]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.939251][  T347]  ? move_addr_to_kernel+0x40/0x40
[   28.939532][  T347]  ? stack_depot_save_flags+0x367/0x770
[   28.939811][  T347]  ? validate_chain+0x38b/0xc20
[   28.940116][  T347]  ___sys_sendmsg+0x14e/0x1d0
[   28.940397][  T347]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.940735][  T347]  ? copy_msghdr_from_user+0x460/0x460
[   28.941040][  T347]  __sys_sendmsg+0x145/0x1f0
[   28.941336][  T347]  ? __sys_sendmsg_sock+0x20/0x20
[   28.941611][  T347]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.941957][  T347]  ? do_raw_spin_unlock+0x59/0x250
[   28.942259][  T347]  ? rcu_is_watching+0x15/0xd0
[   28.942536][  T347]  do_syscall_64+0x117/0xfc0
[   28.942809][  T347]  ? trace_hardirqs_off+0xd/0x30
[   28.943092][  T347]  ? exc_page_fault+0xee/0x100
[   28.943393][  T347]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.943728][  T347] RIP: 0033:0x7ff9c46bd08e
[   28.944022][  T347] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.944884][  T347] RSP: 002b:00007ffec1d7a4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.945290][  T347] RAX: ffffffffffffffda RBX: 00007ffec1d7ac70 RCX: 00007ff9c46bd08e
[   28.945667][  T347] RDX: 0000000000000000 RSI: 00007ffec1d7a570 RDI: 0000000000000005
[   28.946056][  T347] RBP: 00007ffec1d7a4d0 R08: 0000000000000000 R09: 0000000000000000
[   28.946457][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.946850][  T347] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec1d7ac40
[   28.947256][  T347]  </TASK>
[   28.947475][  T347] irq event stamp: 29229
[   28.947691][  T347] hardirqs last  enabled at (29239): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.948154][  T347] hardirqs last disabled at (29250): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.948600][  T347] softirqs last  enabled at (28636): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   28.949038][  T347] softirqs last disabled at (28623): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   28.949490][  T347] ---[ end trace 0000000000000000 ]---
[   28.950173][  T347] ------------[ cut here ]------------
[   28.950328][  T347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/347
[   28.950567][  T347] CPU: 0 UID: 0 PID: 347 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.950848][  T347] Tainted: [W]=WARN
[   28.950954][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.951139][  T347] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.951318][  T347] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.951829][  T347] RSP: 0018:ffa0000000f86f90 EFLAGS: 00010286
[   28.952017][  T347] RAX: 00000000ffffffa6 RBX: ff11000005d75a80 RCX: 1ff40000001f0db8
[   28.952236][  T347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005d75b38
[   28.952444][  T347] RBP: ff11000005439000 R08: 1fe2200000baeb68 R09: ff11000015b40b80
[   28.952653][  T347] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   28.952864][  T347] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   28.953072][  T347] FS:  00007ff9c4483840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   28.953321][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.953497][  T347] CR2: 00007ffeadbb84a9 CR3: 00000000159e1002 CR4: 0000000000771ef0
[   28.953723][  T347] PKRU: 55555554
[   28.953829][  T347] Call Trace:
[   28.953933][  T347]  <TASK>
[   28.954003][  T347]  ? rcu_is_watching+0x15/0xd0
[   28.954147][  T347]  rtnetlink_event+0xe0/0x1f0
[   28.954287][  T347]  notifier_call_chain+0xb0/0x320
[   28.954427][  T347]  __netdev_upper_dev_link+0x3a5/0x590
[   28.954588][  T347]  ? netdev_wait_allrefs_any+0x570/0x570
[   28.954731][  T347]  ? do_raw_spin_lock+0x131/0x280
[   28.954873][  T347]  ? find_held_lock+0x2b/0x80
[   28.955013][  T347]  netdev_master_upper_dev_link+0x86/0xb0
[   28.955159][  T347]  ? netdev_upper_dev_link+0xb0/0xb0
[   28.955298][  T347]  ? lockdep_rtnl_is_held+0x1a/0x20
[   28.955435][  T347]  ? hsr_port_get_hsr+0x9c/0x150
[   28.955579][  T347]  hsr_add_port+0x4eb/0xb60
[   28.955717][  T347]  ? hsr_port_exists+0x60/0x60
[   28.955858][  T347]  ? timer_init_key+0x10d/0x280
[   28.955996][  T347]  hsr_dev_finalize+0x6e8/0xc00
[   28.956140][  T347]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.956278][  T347]  hsr_newlink+0x3b0/0x980
[   28.956418][  T347]  ? hsr_dellink+0x90/0x90
[   28.956556][  T347]  ? rtnl_create_link+0x169/0xf20
[   28.956694][  T347]  ? nla_strscpy+0xe3/0x180
[   28.956837][  T347]  rtnl_newlink_create+0x2da/0x780
[   28.956983][  T347]  ? rtnl_create_link+0xf20/0xf20
[   28.957128][  T347]  ? __dev_get_by_name+0x12/0x50
[   28.957269][  T347]  ? rtnl_dev_get+0xd7/0x170
[   28.957414][  T347]  __rtnl_newlink+0x22b/0xa50
[   28.957554][  T347]  rtnl_newlink+0x8d1/0xea0
[   28.957691][  T347]  ? lock_acquire.part.0+0xbc/0x260
[   28.957831][  T347]  ? __rtnl_newlink+0xa50/0xa50
[   28.957967][  T347]  ? mark_usage+0x61/0x170
[   28.958111][  T347]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.958248][  T347]  ? __rtnl_newlink+0xa50/0xa50
[   28.958386][  T347]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.958525][  T347]  ? validate_chain+0x38b/0xc20
[   28.958661][  T347]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.958797][  T347]  ? __lock_acquire+0x508/0xc10
[   28.958940][  T347]  ? lock_acquire.part.0+0xbc/0x260
[   28.959073][  T347]  ? find_held_lock+0x2b/0x80
[   28.959219][  T347]  netlink_rcv_skb+0x14e/0x3a0
[   28.959357][  T347]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.959496][  T347]  ? netlink_ack+0xcd0/0xcd0
[   28.959637][  T347]  ? netlink_deliver_tap+0xc5/0x330
[   28.959772][  T347]  ? netlink_deliver_tap+0x13c/0x330
[   28.959925][  T347]  netlink_unicast+0x486/0x750
[   28.960065][  T347]  ? netlink_attachskb+0x810/0x810
[   28.960211][  T347]  ? __lock_acquire+0x508/0xc10
[   28.960351][  T347]  netlink_sendmsg+0x735/0xc60
[   28.960489][  T347]  ? netlink_unicast+0x750/0x750
[   28.960628][  T347]  ? __might_fault+0x97/0x140
[   28.960766][  T347]  ____sys_sendmsg+0x419/0x850
[   28.960922][  T347]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.961060][  T347]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.961237][  T347]  ? move_addr_to_kernel+0x40/0x40
[   28.961377][  T347]  ? stack_depot_save_flags+0x367/0x770
[   28.961516][  T347]  ? validate_chain+0x38b/0xc20
[   28.961654][  T347]  ___sys_sendmsg+0x14e/0x1d0
[   28.961792][  T347]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.961969][  T347]  ? copy_msghdr_from_user+0x460/0x460
[   28.962123][  T347]  __sys_sendmsg+0x145/0x1f0
[   28.962264][  T347]  ? __sys_sendmsg_sock+0x20/0x20
[   28.962402][  T347]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.962583][  T347]  ? do_raw_spin_unlock+0x59/0x250
[   28.962719][  T347]  ? rcu_is_watching+0x15/0xd0
[   28.962876][  T347]  do_syscall_64+0x117/0xfc0
[   28.963018][  T347]  ? trace_hardirqs_off+0xd/0x30
[   28.963166][  T347]  ? exc_page_fault+0xee/0x100
[   28.963306][  T347]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.963478][  T347] RIP: 0033:0x7ff9c46bd08e
[   28.963627][  T347] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.964132][  T347] RSP: 002b:00007ffec1d7a4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.964341][  T347] RAX: ffffffffffffffda RBX: 00007ffec1d7ac70 RCX: 00007ff9c46bd08e
[   28.964548][  T347] RDX: 0000000000000000 RSI: 00007ffec1d7a570 RDI: 0000000000000005
[   28.964755][  T347] RBP: 00007ffec1d7a4d0 R08: 0000000000000000 R09: 0000000000000000
[   28.964971][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.965181][  T347] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec1d7ac40
[   28.965419][  T347]  </TASK>
[   28.965524][  T347] irq event stamp: 30301
[   28.965628][  T347] hardirqs last  enabled at (30309): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.965871][  T347] hardirqs last disabled at (30316): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.966113][  T347] softirqs last  enabled at (29628): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   28.966355][  T347] softirqs last disabled at (29623): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   28.966596][  T347] ---[ end trace 0000000000000000 ]---
[   28.966853][  T347] ------------[ cut here ]------------
[   28.966990][  T347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/347
[   28.967239][  T347] CPU: 0 UID: 0 PID: 347 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.967527][  T347] Tainted: [W]=WARN
[   28.967631][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.967804][  T347] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.967988][  T347] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.968506][  T347] RSP: 0018:ffa0000000f86f10 EFLAGS: 00010286
[   28.968690][  T347] RAX: 00000000ffffffa6 RBX: ff11000005d758c0 RCX: 1ff40000001f0da8
[   28.968903][  T347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005d75978
[   28.969115][  T347] RBP: ff1100000f7e9000 R08: 1fe2200000baeb30 R09: ff11000015b40b80
[   28.969321][  T347] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   28.969528][  T347] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   28.969741][  T347] FS:  00007ff9c4483840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   28.969993][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.970176][  T347] CR2: 00007ffeadbb84a9 CR3: 00000000159e1002 CR4: 0000000000771ef0
[   28.970386][  T347] PKRU: 55555554
[   28.970491][  T347] Call Trace:
[   28.970595][  T347]  <TASK>
[   28.970667][  T347]  ? rcu_is_watching+0x15/0xd0
[   28.970836][  T347]  rtnetlink_event+0xe0/0x1f0
[   28.970975][  T347]  notifier_call_chain+0xb0/0x320
[   28.971133][  T347]  netif_set_mtu_ext+0x354/0x5f0
[   28.971274][  T347]  ? dev_validate_mtu+0x180/0x180
[   28.971413][  T347]  ? __netdev_update_features+0x4b0/0xdf0
[   28.971553][  T347]  netif_set_mtu+0x85/0xe0
[   28.971690][  T347]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   28.971837][  T347]  dev_set_mtu+0x9d/0x150
[   28.971943][  T347]  ? dev_disable_lro+0x95/0x140
[   28.972081][  T347]  hsr_add_port+0x6e3/0xb60
[   28.972234][  T347]  ? hsr_port_exists+0x60/0x60
[   28.972376][  T347]  ? timer_init_key+0x10d/0x280
[   28.972517][  T347]  hsr_dev_finalize+0x6e8/0xc00
[   28.972656][  T347]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.972795][  T347]  hsr_newlink+0x3b0/0x980
[   28.972940][  T347]  ? hsr_dellink+0x90/0x90
[   28.973080][  T347]  ? rtnl_create_link+0x169/0xf20
[   28.973227][  T347]  ? nla_strscpy+0xe3/0x180
[   28.973374][  T347]  rtnl_newlink_create+0x2da/0x780
[   28.973513][  T347]  ? rtnl_create_link+0xf20/0xf20
[   28.973655][  T347]  ? __dev_get_by_name+0x12/0x50
[   28.973795][  T347]  ? rtnl_dev_get+0xd7/0x170
[   28.973943][  T347]  __rtnl_newlink+0x22b/0xa50
[   28.974085][  T347]  rtnl_newlink+0x8d1/0xea0
[   28.974234][  T347]  ? lock_acquire.part.0+0xbc/0x260
[   28.974377][  T347]  ? __rtnl_newlink+0xa50/0xa50
[   28.974516][  T347]  ? mark_usage+0x61/0x170
[   28.974660][  T347]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.974800][  T347]  ? __rtnl_newlink+0xa50/0xa50
[   28.974943][  T347]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.975083][  T347]  ? validate_chain+0x38b/0xc20
[   28.975230][  T347]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.975371][  T347]  ? __lock_acquire+0x508/0xc10
[   28.975514][  T347]  ? lock_acquire.part.0+0xbc/0x260
[   28.975653][  T347]  ? find_held_lock+0x2b/0x80
[   28.975796][  T347]  netlink_rcv_skb+0x14e/0x3a0
[   28.975940][  T347]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.976080][  T347]  ? netlink_ack+0xcd0/0xcd0
[   28.976229][  T347]  ? netlink_deliver_tap+0xc5/0x330
[   28.976371][  T347]  ? netlink_deliver_tap+0x13c/0x330
[   28.976513][  T347]  netlink_unicast+0x486/0x750
[   28.976657][  T347]  ? netlink_attachskb+0x810/0x810
[   28.976797][  T347]  ? __lock_acquire+0x508/0xc10
[   28.976948][  T347]  netlink_sendmsg+0x735/0xc60
[   28.977089][  T347]  ? netlink_unicast+0x750/0x750
[   28.977236][  T347]  ? __might_fault+0x97/0x140
[   28.977380][  T347]  ____sys_sendmsg+0x419/0x850
[   28.977522][  T347]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.977664][  T347]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.977846][  T347]  ? move_addr_to_kernel+0x40/0x40
[   28.977988][  T347]  ? stack_depot_save_flags+0x367/0x770
[   28.978142][  T347]  ? validate_chain+0x38b/0xc20
[   28.978289][  T347]  ___sys_sendmsg+0x14e/0x1d0
[   28.978427][  T347]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.978600][  T347]  ? copy_msghdr_from_user+0x460/0x460
[   28.978753][  T347]  __sys_sendmsg+0x145/0x1f0
[   28.978900][  T347]  ? __sys_sendmsg_sock+0x20/0x20
[   28.979038][  T347]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.979220][  T347]  ? do_raw_spin_unlock+0x59/0x250
[   28.979361][  T347]  ? rcu_is_watching+0x15/0xd0
[   28.979500][  T347]  do_syscall_64+0x117/0xfc0
[   28.979638][  T347]  ? trace_hardirqs_off+0xd/0x30
[   28.979778][  T347]  ? exc_page_fault+0xee/0x100
[   28.979927][  T347]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.980107][  T347] RIP: 0033:0x7ff9c46bd08e
[   28.980256][  T347] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.980750][  T347] RSP: 002b:00007ffec1d7a4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.980969][  T347] RAX: ffffffffffffffda RBX: 00007ffec1d7ac70 RCX: 00007ff9c46bd08e
[   28.981183][  T347] RDX: 0000000000000000 RSI: 00007ffec1d7a570 RDI: 0000000000000005
[   28.981395][  T347] RBP: 00007ffec1d7a4d0 R08: 0000000000000000 R09: 0000000000000000
[   28.981603][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.981814][  T347] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec1d7ac40
[   28.982031][  T347]  </TASK>
[   28.982142][  T347] irq event stamp: 31189
[   28.982247][  T347] hardirqs last  enabled at (31197): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.982491][  T347] hardirqs last disabled at (31204): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.982737][  T347] softirqs last  enabled at (30384): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.982985][  T347] softirqs last disabled at (30382): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.983235][  T347] ---[ end trace 0000000000000000 ]---
[   28.983438][  T347] vethB: entered promiscuous mode
[   28.983633][  T347] ------------[ cut here ]------------
[   28.983774][  T347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/347
[   28.984020][  T347] CPU: 0 UID: 0 PID: 347 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   28.984310][  T347] Tainted: [W]=WARN
[   28.984415][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.984589][  T347] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   28.984770][  T347] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   28.985280][  T347] RSP: 0018:ffa0000000f86fb0 EFLAGS: 00010286
[   28.985457][  T347] RAX: 00000000ffffffa6 RBX: ff11000005d75c40 RCX: 1ff40000001f0dbc
[   28.985667][  T347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005d75cf8
[   28.985879][  T347] RBP: ff1100000fd4c000 R08: 1fe2200000baeba0 R09: ff11000015b40b80
[   28.986088][  T347] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   28.986306][  T347] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd4c000
[   28.986519][  T347] FS:  00007ff9c4483840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   28.986763][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.986946][  T347] CR2: 00007ffeadbb84a9 CR3: 00000000159e1002 CR4: 0000000000771ef0
[   28.987162][  T347] PKRU: 55555554
[   28.987268][  T347] Call Trace:
[   28.987373][  T347]  <TASK>
[   28.987446][  T347]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   28.987587][  T347]  ? netlink_sendmsg+0x735/0xc60
[   28.987727][  T347]  rtmsg_ifinfo+0x5c/0xb0
[   28.987840][  T347]  __dev_notify_flags+0x1b8/0x280
[   28.987981][  T347]  ? netdev_info+0xe2/0x116
[   28.988129][  T347]  ? netdev_notice+0x120/0x120
[   28.988270][  T347]  ? netif_change_name+0x8c0/0x8c0
[   28.988414][  T347]  __dev_set_promiscuity+0x194/0x230
[   28.988555][  T347]  netif_set_promiscuity+0x4c/0xc0
[   28.988697][  T347]  dev_set_promiscuity+0x9d/0x150
[   28.988862][  T347]  hsr_add_port+0x48c/0xb60
[   28.989003][  T347]  ? hsr_port_exists+0x60/0x60
[   28.989148][  T347]  ? timer_init_key+0x10d/0x280
[   28.989289][  T347]  hsr_dev_finalize+0x727/0xc00
[   28.989430][  T347]  ? alloc_netdev_mqs+0xed0/0x1490
[   28.989568][  T347]  hsr_newlink+0x3b0/0x980
[   28.989710][  T347]  ? hsr_dellink+0x90/0x90
[   28.989853][  T347]  ? rtnl_create_link+0x169/0xf20
[   28.989992][  T347]  ? nla_strscpy+0xe3/0x180
[   28.990141][  T347]  rtnl_newlink_create+0x2da/0x780
[   28.990281][  T347]  ? rtnl_create_link+0xf20/0xf20
[   28.990419][  T347]  ? __dev_get_by_name+0x12/0x50
[   28.990559][  T347]  ? rtnl_dev_get+0xd7/0x170
[   28.990702][  T347]  __rtnl_newlink+0x22b/0xa50
[   28.990851][  T347]  rtnl_newlink+0x8d1/0xea0
[   28.990990][  T347]  ? lock_acquire.part.0+0xbc/0x260
[   28.991137][  T347]  ? __rtnl_newlink+0xa50/0xa50
[   28.991277][  T347]  ? mark_usage+0x61/0x170
[   28.991420][  T347]  ? __lock_release.isra.0+0x6b/0x1a0
[   28.991563][  T347]  ? __rtnl_newlink+0xa50/0xa50
[   28.991703][  T347]  rtnetlink_rcv_msg+0x40d/0x9e0
[   28.991852][  T347]  ? validate_chain+0x38b/0xc20
[   28.991991][  T347]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.992136][  T347]  ? __lock_acquire+0x508/0xc10
[   28.992276][  T347]  ? lock_acquire.part.0+0xbc/0x260
[   28.992416][  T347]  ? find_held_lock+0x2b/0x80
[   28.992555][  T347]  netlink_rcv_skb+0x14e/0x3a0
[   28.992693][  T347]  ? rtnl_stats_set+0x3f0/0x3f0
[   28.992846][  T347]  ? netlink_ack+0xcd0/0xcd0
[   28.992988][  T347]  ? netlink_deliver_tap+0xc5/0x330
[   28.993132][  T347]  ? netlink_deliver_tap+0x13c/0x330
[   28.993273][  T347]  netlink_unicast+0x486/0x750
[   28.993414][  T347]  ? netlink_attachskb+0x810/0x810
[   28.993554][  T347]  ? __lock_acquire+0x508/0xc10
[   28.993695][  T347]  netlink_sendmsg+0x735/0xc60
[   28.993846][  T347]  ? netlink_unicast+0x750/0x750
[   28.993990][  T347]  ? __might_fault+0x97/0x140
[   28.994140][  T347]  ____sys_sendmsg+0x419/0x850
[   28.994284][  T347]  ? copy_msghdr_from_user+0x2a0/0x460
[   28.994424][  T347]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   28.994597][  T347]  ? move_addr_to_kernel+0x40/0x40
[   28.994738][  T347]  ? stack_depot_save_flags+0x367/0x770
[   28.994883][  T347]  ? validate_chain+0x38b/0xc20
[   28.995024][  T347]  ___sys_sendmsg+0x14e/0x1d0
[   28.995175][  T347]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   28.995353][  T347]  ? copy_msghdr_from_user+0x460/0x460
[   28.995502][  T347]  __sys_sendmsg+0x145/0x1f0
[   28.995642][  T347]  ? __sys_sendmsg_sock+0x20/0x20
[   28.995783][  T347]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   28.995963][  T347]  ? do_raw_spin_unlock+0x59/0x250
[   28.996108][  T347]  ? rcu_is_watching+0x15/0xd0
[   28.996257][  T347]  do_syscall_64+0x117/0xfc0
[   28.996398][  T347]  ? trace_hardirqs_off+0xd/0x30
[   28.996538][  T347]  ? exc_page_fault+0xee/0x100
[   28.996688][  T347]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   28.996870][  T347] RIP: 0033:0x7ff9c46bd08e
[   28.997016][  T347] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   28.997528][  T347] RSP: 002b:00007ffec1d7a4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.997740][  T347] RAX: ffffffffffffffda RBX: 00007ffec1d7ac70 RCX: 00007ff9c46bd08e
[   28.997960][  T347] RDX: 0000000000000000 RSI: 00007ffec1d7a570 RDI: 0000000000000005
[   28.998183][  T347] RBP: 00007ffec1d7a4d0 R08: 0000000000000000 R09: 0000000000000000
[   28.998393][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   28.998602][  T347] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec1d7ac40
[   28.998816][  T347]  </TASK>
[   28.998928][  T347] irq event stamp: 32103
[   28.999035][  T347] hardirqs last  enabled at (32111): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   28.999282][  T347] hardirqs last disabled at (32120): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   28.999522][  T347] softirqs last  enabled at (31302): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   28.999763][  T347] softirqs last disabled at (31300): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   29.000008][  T347] ---[ end trace 0000000000000000 ]---
[   29.005248][  T347] ------------[ cut here ]------------
[   29.005394][  T347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/347
[   29.005634][  T347] CPU: 0 UID: 0 PID: 347 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.005913][  T347] Tainted: [W]=WARN
[   29.006017][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.006197][  T347] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.006374][  T347] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.006866][  T347] RSP: 0018:ffa0000000f86f90 EFLAGS: 00010286
[   29.007038][  T347] RAX: 00000000ffffffa6 RBX: ff11000004f8e900 RCX: 1ff40000001f0db8
[   29.007250][  T347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8e9b8
[   29.007456][  T347] RBP: ff1100000fd4c000 R08: 1fe22000009f1d38 R09: ff11000015b40b80
[   29.007658][  T347] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   29.007871][  T347] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   29.008081][  T347] FS:  00007ff9c4483840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   29.008328][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.008499][  T347] CR2: 00007ffeadbb84a9 CR3: 00000000159e1002 CR4: 0000000000771ef0
[   29.008705][  T347] PKRU: 55555554
[   29.008812][  T347] Call Trace:
[   29.008921][  T347]  <TASK>
[   29.008992][  T347]  ? rcu_is_watching+0x15/0xd0
[   29.009136][  T347]  rtnetlink_event+0xe0/0x1f0
[   29.009275][  T347]  notifier_call_chain+0xb0/0x320
[   29.009415][  T347]  __netdev_upper_dev_link+0x3a5/0x590
[   29.009555][  T347]  ? netdev_wait_allrefs_any+0x570/0x570
[   29.009694][  T347]  ? do_raw_spin_lock+0x131/0x280
[   29.009840][  T347]  ? find_held_lock+0x2b/0x80
[   29.009986][  T347]  netdev_master_upper_dev_link+0x86/0xb0
[   29.010131][  T347]  ? netdev_upper_dev_link+0xb0/0xb0
[   29.010271][  T347]  ? lockdep_rtnl_is_held+0x1a/0x20
[   29.010409][  T347]  ? hsr_port_get_hsr+0x9c/0x150
[   29.010547][  T347]  hsr_add_port+0x4eb/0xb60
[   29.010685][  T347]  ? hsr_port_exists+0x60/0x60
[   29.010827][  T347]  ? timer_init_key+0x10d/0x280
[   29.010966][  T347]  hsr_dev_finalize+0x727/0xc00
[   29.011111][  T347]  ? alloc_netdev_mqs+0xed0/0x1490
[   29.011249][  T347]  hsr_newlink+0x3b0/0x980
[   29.011385][  T347]  ? hsr_dellink+0x90/0x90
[   29.011522][  T347]  ? rtnl_create_link+0x169/0xf20
[   29.011665][  T347]  ? nla_strscpy+0xe3/0x180
[   29.011803][  T347]  rtnl_newlink_create+0x2da/0x780
[   29.011947][  T347]  ? rtnl_create_link+0xf20/0xf20
[   29.012083][  T347]  ? __dev_get_by_name+0x12/0x50
[   29.012231][  T347]  ? rtnl_dev_get+0xd7/0x170
[   29.012375][  T347]  __rtnl_newlink+0x22b/0xa50
[   29.012516][  T347]  rtnl_newlink+0x8d1/0xea0
[   29.012657][  T347]  ? lock_acquire.part.0+0xbc/0x260
[   29.012795][  T347]  ? __rtnl_newlink+0xa50/0xa50
[   29.012936][  T347]  ? mark_usage+0x61/0x170
[   29.013081][  T347]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.013228][  T347]  ? __rtnl_newlink+0xa50/0xa50
[   29.013368][  T347]  rtnetlink_rcv_msg+0x40d/0x9e0
[   29.013505][  T347]  ? validate_chain+0x38b/0xc20
[   29.013642][  T347]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.013778][  T347]  ? __lock_acquire+0x508/0xc10
[   29.013925][  T347]  ? lock_acquire.part.0+0xbc/0x260
[   29.014063][  T347]  ? find_held_lock+0x2b/0x80
[   29.014209][  T347]  netlink_rcv_skb+0x14e/0x3a0
[   29.014350][  T347]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.014488][  T347]  ? netlink_ack+0xcd0/0xcd0
[   29.014628][  T347]  ? netlink_deliver_tap+0xc5/0x330
[   29.014764][  T347]  ? netlink_deliver_tap+0x13c/0x330
[   29.014908][  T347]  netlink_unicast+0x486/0x750
[   29.015047][  T347]  ? netlink_attachskb+0x810/0x810
[   29.015191][  T347]  ? __lock_acquire+0x508/0xc10
[   29.015331][  T347]  netlink_sendmsg+0x735/0xc60
[   29.015473][  T347]  ? netlink_unicast+0x750/0x750
[   29.015610][  T347]  ? __might_fault+0x97/0x140
[   29.015751][  T347]  ____sys_sendmsg+0x419/0x850
[   29.015898][  T347]  ? copy_msghdr_from_user+0x2a0/0x460
[   29.016036][  T347]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   29.016212][  T347]  ? move_addr_to_kernel+0x40/0x40
[   29.016352][  T347]  ? stack_depot_save_flags+0x367/0x770
[   29.016491][  T347]  ? validate_chain+0x38b/0xc20
[   29.016630][  T347]  ___sys_sendmsg+0x14e/0x1d0
[   29.016767][  T347]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   29.016945][  T347]  ? copy_msghdr_from_user+0x460/0x460
[   29.017092][  T347]  __sys_sendmsg+0x145/0x1f0
[   29.017243][  T347]  ? __sys_sendmsg_sock+0x20/0x20
[   29.017383][  T347]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   29.017558][  T347]  ? do_raw_spin_unlock+0x59/0x250
[   29.017699][  T347]  ? rcu_is_watching+0x15/0xd0
[   29.017841][  T347]  do_syscall_64+0x117/0xfc0
[   29.017981][  T347]  ? trace_hardirqs_off+0xd/0x30
[   29.018128][  T347]  ? exc_page_fault+0xee/0x100
[   29.018267][  T347]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   29.018444][  T347] RIP: 0033:0x7ff9c46bd08e
[   29.018588][  T347] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   29.019087][  T347] RSP: 002b:00007ffec1d7a4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.019302][  T347] RAX: ffffffffffffffda RBX: 00007ffec1d7ac70 RCX: 00007ff9c46bd08e
[   29.019508][  T347] RDX: 0000000000000000 RSI: 00007ffec1d7a570 RDI: 0000000000000005
[   29.019718][  T347] RBP: 00007ffec1d7a4d0 R08: 0000000000000000 R09: 0000000000000000
[   29.019933][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   29.020146][  T347] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec1d7ac40
[   29.020360][  T347]  </TASK>
[   29.020466][  T347] irq event stamp: 37725
[   29.020571][  T347] hardirqs last  enabled at (37733): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.020816][  T347] hardirqs last disabled at (37740): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.021060][  T347] softirqs last  enabled at (37284): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.021308][  T347] softirqs last disabled at (37279): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.021549][  T347] ---[ end trace 0000000000000000 ]---
[   29.021900][  T347] ------------[ cut here ]------------
[   29.022032][  T347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/347
[   29.022274][  T347] CPU: 0 UID: 0 PID: 347 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.022546][  T347] Tainted: [W]=WARN
[   29.022648][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.022825][  T347] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.023000][  T347] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.023484][  T347] RSP: 0018:ffa0000000f871a0 EFLAGS: 00010286
[   29.023657][  T347] RAX: 00000000ffffffa6 RBX: ff11000004f8eac0 RCX: 1ff40000001f0dfa
[   29.023863][  T347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8eb78
[   29.024063][  T347] RBP: ff1100000f7e9000 R08: 1fe22000009f1d70 R09: ff11000015b40b80
[   29.024270][  T347] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   29.024472][  T347] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   29.024674][  T347] FS:  00007ff9c4483840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   29.024913][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.025079][  T347] CR2: 00007ffeadbb84a9 CR3: 00000000159e1002 CR4: 0000000000771ef0
[   29.025287][  T347] PKRU: 55555554
[   29.025389][  T347] Call Trace:
[   29.025489][  T347]  <TASK>
[   29.025557][  T347]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.025693][  T347]  rtmsg_ifinfo+0x5c/0xb0
[   29.025795][  T347]  __dev_notify_flags+0x1b8/0x280
[   29.025935][  T347]  ? netif_change_name+0x8c0/0x8c0
[   29.026066][  T347]  ? hsr_dev_finalize+0x925/0xc00
[   29.026208][  T347]  ? alloc_netdev_mqs+0xed0/0x1490
[   29.026347][  T347]  ? hsr_newlink+0x3b0/0x980
[   29.026480][  T347]  ? hsr_dellink+0x90/0x90
[   29.026618][  T347]  rtnl_configure_link+0x1ac/0x390
[   29.026752][  T347]  ? nla_strscpy+0xe3/0x180
[   29.026896][  T347]  rtnl_newlink_create+0x353/0x780
[   29.027032][  T347]  ? rtnl_create_link+0xf20/0xf20
[   29.027176][  T347]  ? __dev_get_by_name+0x12/0x50
[   29.027310][  T347]  ? rtnl_dev_get+0xd7/0x170
[   29.027450][  T347]  __rtnl_newlink+0x22b/0xa50
[   29.027586][  T347]  rtnl_newlink+0x8d1/0xea0
[   29.027723][  T347]  ? lock_acquire.part.0+0xbc/0x260
[   29.027864][  T347]  ? __rtnl_newlink+0xa50/0xa50
[   29.027998][  T347]  ? mark_usage+0x61/0x170
[   29.028144][  T347]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.028281][  T347]  ? __rtnl_newlink+0xa50/0xa50
[   29.028415][  T347]  rtnetlink_rcv_msg+0x40d/0x9e0
[   29.028552][  T347]  ? validate_chain+0x38b/0xc20
[   29.028685][  T347]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.028818][  T347]  ? __lock_acquire+0x508/0xc10
[   29.028957][  T347]  ? lock_acquire.part.0+0xbc/0x260
[   29.029090][  T347]  ? find_held_lock+0x2b/0x80
[   29.029232][  T347]  netlink_rcv_skb+0x14e/0x3a0
[   29.029366][  T347]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.029500][  T347]  ? netlink_ack+0xcd0/0xcd0
[   29.029638][  T347]  ? netlink_deliver_tap+0xc5/0x330
[   29.029772][  T347]  ? netlink_deliver_tap+0x13c/0x330
[   29.029930][  T347]  netlink_unicast+0x486/0x750
[   29.030070][  T347]  ? netlink_attachskb+0x810/0x810
[   29.030211][  T347]  ? __lock_acquire+0x508/0xc10
[   29.030346][  T347]  netlink_sendmsg+0x735/0xc60
[   29.030483][  T347]  ? netlink_unicast+0x750/0x750
[   29.030621][  T347]  ? __might_fault+0x97/0x140
[   29.030763][  T347]  ____sys_sendmsg+0x419/0x850
[   29.030902][  T347]  ? copy_msghdr_from_user+0x2a0/0x460
[   29.031040][  T347]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   29.031215][  T347]  ? move_addr_to_kernel+0x40/0x40
[   29.031351][  T347]  ? stack_depot_save_flags+0x367/0x770
[   29.031486][  T347]  ? validate_chain+0x38b/0xc20
[   29.031625][  T347]  ___sys_sendmsg+0x14e/0x1d0
[   29.031765][  T347]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   29.031936][  T347]  ? copy_msghdr_from_user+0x460/0x460
[   29.032086][  T347]  __sys_sendmsg+0x145/0x1f0
[   29.032227][  T347]  ? __sys_sendmsg_sock+0x20/0x20
[   29.032363][  T347]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   29.032535][  T347]  ? do_raw_spin_unlock+0x59/0x250
[   29.032672][  T347]  ? rcu_is_watching+0x15/0xd0
[   29.032807][  T347]  do_syscall_64+0x117/0xfc0
[   29.032947][  T347]  ? trace_hardirqs_off+0xd/0x30
[   29.033082][  T347]  ? exc_page_fault+0xee/0x100
[   29.033224][  T347]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   29.033390][  T347] RIP: 0033:0x7ff9c46bd08e
[   29.033531][  T347] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   29.034025][  T347] RSP: 002b:00007ffec1d7a4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.034256][  T347] RAX: ffffffffffffffda RBX: 00007ffec1d7ac70 RCX: 00007ff9c46bd08e
[   29.034459][  T347] RDX: 0000000000000000 RSI: 00007ffec1d7a570 RDI: 0000000000000005
[   29.034664][  T347] RBP: 00007ffec1d7a4d0 R08: 0000000000000000 R09: 0000000000000000
[   29.034873][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   29.035076][  T347] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec1d7ac40
[   29.035288][  T347]  </TASK>
[   29.035391][  T347] irq event stamp: 38579
[   29.035497][  T347] hardirqs last  enabled at (38587): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.035731][  T347] hardirqs last disabled at (38594): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.035973][  T347] softirqs last  enabled at (38524): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.036208][  T347] softirqs last disabled at (38519): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.036446][  T347] ---[ end trace 0000000000000000 ]---
[   29.182889][  T351] ------------[ cut here ]------------
[   29.183062][  T351] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/351
[   29.183306][  T351] CPU: 0 UID: 0 PID: 351 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.183568][  T351] Tainted: [W]=WARN
[   29.183667][  T351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.183834][  T351] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.184010][  T351] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.184486][  T351] RSP: 0018:ffa0000000fb7020 EFLAGS: 00010286
[   29.184658][  T351] RAX: 00000000ffffffa6 RBX: ff110000115371c0 RCX: 1ff40000001f6dca
[   29.184866][  T351] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011537278
[   29.185061][  T351] RBP: ff110000075b9000 R08: 1fe22000022a6e50 R09: ff11000015f1d158
[   29.185262][  T351] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   29.185457][  T351] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075b9ce1
[   29.185657][  T351] FS:  00007efecc3c7840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   29.185898][  T351] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.186070][  T351] CR2: 000000000d821988 CR3: 0000000002157004 CR4: 0000000000771ef0
[   29.186274][  T351] PKRU: 55555554
[   29.186374][  T351] Call Trace:
[   29.186473][  T351]  <TASK>
[   29.186549][  T351]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.186685][  T351]  rtmsg_ifinfo+0x5c/0xb0
[   29.186785][  T351]  ? mark_held_locks+0x40/0x70
[   29.186930][  T351]  __dev_notify_flags+0x1b8/0x280
[   29.187064][  T351]  ? netif_change_name+0x8c0/0x8c0
[   29.187203][  T351]  ? __dev_change_flags+0x4a4/0x660
[   29.187337][  T351]  ? netif_set_allmulti+0x250/0x250
[   29.187469][  T351]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.187602][  T351]  ? is_bpf_text_address+0x68/0x110
[   29.187737][  T351]  netif_change_flags+0xfe/0x190
[   29.187874][  T351]  do_setlink.isra.0+0x1cc3/0x2750
[   29.188007][  T351]  ? rtnl_link_get_size+0x350/0x350
[   29.188144][  T351]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   29.188312][  T351]  ? rcu_read_lock_any_held+0x3c/0x90
[   29.188445][  T351]  ? validate_chain+0x38b/0xc20
[   29.188578][  T351]  ? rcu_read_lock_any_held+0x66/0x90
[   29.188710][  T351]  ? stack_depot_save_flags+0x367/0x770
[   29.188850][  T351]  ? __lock_acquire+0x508/0xc10
[   29.188986][  T351]  ? lock_acquire.part.0+0xbc/0x260
[   29.189779][  T351]  ? rtnl_newlink+0x883/0xea0
[   29.189919][  T351]  ? rcu_is_watching+0x15/0xd0
[   29.190051][  T351]  ? lock_acquire+0x134/0x160
[   29.190190][  T351]  ? rcu_is_watching+0x15/0xd0
[   29.190321][  T351]  ? rcu_is_watching+0x15/0xd0
[   29.190463][  T351]  ? trace_contention_end+0xb3/0x1a0
[   29.190597][  T351]  ? __mutex_lock+0x1db/0x2010
[   29.190738][  T351]  ? __mutex_lock+0x9b2/0x2010
[   29.190880][  T351]  ? rtnl_newlink+0x883/0xea0
[   29.191017][  T351]  ? ww_mutex_lock+0x160/0x160
[   29.191157][  T351]  ? __rtnl_newlink+0x3fa/0xa50
[   29.191297][  T351]  rtnl_newlink+0x8d1/0xea0
[   29.191430][  T351]  ? lock_acquire.part.0+0xbc/0x260
[   29.191560][  T351]  ? __rtnl_newlink+0xa50/0xa50
[   29.191692][  T351]  ? mark_usage+0x61/0x170
[   29.191833][  T351]  ? lock_acquire.part.0+0xbc/0x260
[   29.191963][  T351]  ? find_held_lock+0x2b/0x80
[   29.192093][  T351]  ? __rtnl_newlink+0xa50/0xa50
[   29.192231][  T351]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.192367][  T351]  ? __rtnl_newlink+0xa50/0xa50
[   29.192498][  T351]  rtnetlink_rcv_msg+0x40d/0x9e0
[   29.192632][  T351]  ? validate_chain+0x38b/0xc20
[   29.192763][  T351]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.192896][  T351]  ? __lock_acquire+0x508/0xc10
[   29.193027][  T351]  ? lock_acquire.part.0+0xbc/0x260
[   29.193163][  T351]  ? find_held_lock+0x2b/0x80
[   29.193296][  T351]  netlink_rcv_skb+0x14e/0x3a0
[   29.193430][  T351]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.193567][  T351]  ? netlink_ack+0xcd0/0xcd0
[   29.193702][  T351]  ? netlink_deliver_tap+0xc5/0x330
[   29.193837][  T351]  ? netlink_deliver_tap+0x13c/0x330
[   29.193969][  T351]  netlink_unicast+0x486/0x750
[   29.194105][  T351]  ? netlink_attachskb+0x810/0x810
[   29.194239][  T351]  ? __lock_acquire+0x508/0xc10
[   29.194373][  T351]  netlink_sendmsg+0x735/0xc60
[   29.194509][  T351]  ? netlink_unicast+0x750/0x750
[   29.194640][  T351]  ? __might_fault+0x97/0x140
[   29.194772][  T351]  ____sys_sendmsg+0x419/0x850
[   29.194909][  T351]  ? copy_msghdr_from_user+0x2a0/0x460
[   29.195038][  T351]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   29.195205][  T351]  ? move_addr_to_kernel+0x40/0x40
[   29.195336][  T351]  ? stack_depot_save_flags+0x367/0x770
[   29.195470][  T351]  ? validate_chain+0x38b/0xc20
[   29.195602][  T351]  ___sys_sendmsg+0x14e/0x1d0
[   29.195731][  T351]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   29.195895][  T351]  ? copy_msghdr_from_user+0x460/0x460
[   29.196035][  T351]  __sys_sendmsg+0x145/0x1f0
[   29.196172][  T351]  ? __sys_sendmsg_sock+0x20/0x20
[   29.196301][  T351]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   29.196466][  T351]  ? do_raw_spin_unlock+0x59/0x250
[   29.196595][  T351]  ? rcu_is_watching+0x15/0xd0
[   29.196726][  T351]  do_syscall_64+0x117/0xfc0
[   29.196862][  T351]  ? trace_hardirqs_off+0xd/0x30
[   29.196999][  T351]  ? exc_page_fault+0xee/0x100
[   29.197136][  T351]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   29.197300][  T351] RIP: 0033:0x7efecc60108e
[   29.197442][  T351] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   29.197913][  T351] RSP: 002b:00007ffed8ec3880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.198116][  T351] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efecc60108e
[   29.198314][  T351] RDX: 0000000000000000 RSI: 00007ffed8ec3930 RDI: 0000000000000005
[   29.198510][  T351] RBP: 00007ffed8ec3890 R08: 0000000000000000 R09: 0000000000000000
[   29.198706][  T351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   29.198906][  T351] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed8ec4000
[   29.199113][  T351]  </TASK>
[   29.199218][  T351] irq event stamp: 25217
[   29.199318][  T351] hardirqs last  enabled at (25225): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.199547][  T351] hardirqs last disabled at (25232): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.199776][  T351] softirqs last  enabled at (24676): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.200013][  T351] softirqs last disabled at (23585): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.200249][  T351] ---[ end trace 0000000000000000 ]---
[   29.226370][  T353] ------------[ cut here ]------------
[   29.226550][  T353] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/353
[   29.226781][  T353] CPU: 3 UID: 0 PID: 353 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.227051][  T353] Tainted: [W]=WARN
[   29.227158][  T353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.227325][  T353] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.227498][  T353] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.227967][  T353] RSP: 0018:ffa0000000fc7020 EFLAGS: 00010286
[   29.228141][  T353] RAX: 00000000ffffffa6 RBX: ff11000013d303c0 RCX: 1ff40000001f8dca
[   29.228335][  T353] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d30478
[   29.228529][  T353] RBP: ff11000015a01000 R08: 1fe22000027a6090 R09: ff11000013a7ae58
[   29.228722][  T353] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   29.228922][  T353] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015a01ce1
[   29.229127][  T353] FS:  00007fdd016af840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   29.229367][  T353] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.229530][  T353] CR2: 000000001a021988 CR3: 0000000015e38001 CR4: 0000000000771ef0
[   29.229725][  T353] PKRU: 55555554
[   29.229827][  T353] Call Trace:
[   29.229927][  T353]  <TASK>
[   29.229996][  T353]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.230135][  T353]  rtmsg_ifinfo+0x5c/0xb0
[   29.230233][  T353]  ? mark_held_locks+0x40/0x70
[   29.230366][  T353]  __dev_notify_flags+0x1b8/0x280
[   29.230499][  T353]  ? netif_change_name+0x8c0/0x8c0
[   29.230631][  T353]  ? __dev_change_flags+0x4a4/0x660
[   29.230760][  T353]  ? netif_set_allmulti+0x250/0x250
[   29.230894][  T353]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.231029][  T353]  ? is_bpf_text_address+0x68/0x110
[   29.231625][  T353]  netif_change_flags+0xfe/0x190
[   29.231757][  T353]  do_setlink.isra.0+0x1cc3/0x2750
[   29.231891][  T353]  ? rtnl_link_get_size+0x350/0x350
[   29.232020][  T353]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   29.232203][  T353]  ? rcu_read_lock_any_held+0x3c/0x90
[   29.232336][  T353]  ? validate_chain+0x38b/0xc20
[   29.232470][  T353]  ? rcu_read_lock_any_held+0x66/0x90
[   29.232598][  T353]  ? stack_depot_save_flags+0x367/0x770
[   29.232730][  T353]  ? __lock_acquire+0x508/0xc10
[   29.232864][  T353]  ? lock_acquire.part.0+0xbc/0x260
[   29.232993][  T353]  ? rtnl_newlink+0x883/0xea0
[   29.233131][  T353]  ? rcu_is_watching+0x15/0xd0
[   29.233260][  T353]  ? lock_acquire+0x134/0x160
[   29.233390][  T353]  ? rcu_is_watching+0x15/0xd0
[   29.233519][  T353]  ? rcu_is_watching+0x15/0xd0
[   29.233649][  T353]  ? trace_contention_end+0xb3/0x1a0
[   29.233779][  T353]  ? __mutex_lock+0x1db/0x2010
[   29.233913][  T353]  ? __mutex_lock+0x9b2/0x2010
[   29.234042][  T353]  ? rtnl_newlink+0x883/0xea0
[   29.234179][  T353]  ? ww_mutex_lock+0x160/0x160
[   29.234311][  T353]  ? __rtnl_newlink+0x3fa/0xa50
[   29.234441][  T353]  rtnl_newlink+0x8d1/0xea0
[   29.234571][  T353]  ? lock_acquire.part.0+0xbc/0x260
[   29.234700][  T353]  ? __rtnl_newlink+0xa50/0xa50
[   29.234835][  T353]  ? mark_usage+0x61/0x170
[   29.234965][  T353]  ? lock_acquire.part.0+0xbc/0x260
[   29.235093][  T353]  ? find_held_lock+0x2b/0x80
[   29.235232][  T353]  ? __rtnl_newlink+0xa50/0xa50
[   29.235367][  T353]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.235503][  T353]  ? __rtnl_newlink+0xa50/0xa50
[   29.235637][  T353]  rtnetlink_rcv_msg+0x40d/0x9e0
[   29.235778][  T353]  ? validate_chain+0x38b/0xc20
[   29.235920][  T353]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.236054][  T353]  ? __lock_acquire+0x508/0xc10
[   29.236191][  T353]  ? lock_acquire.part.0+0xbc/0x260
[   29.236323][  T353]  ? find_held_lock+0x2b/0x80
[   29.236454][  T353]  netlink_rcv_skb+0x14e/0x3a0
[   29.236585][  T353]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.236714][  T353]  ? netlink_ack+0xcd0/0xcd0
[   29.236851][  T353]  ? netlink_deliver_tap+0xc5/0x330
[   29.236981][  T353]  ? netlink_deliver_tap+0x13c/0x330
[   29.237115][  T353]  netlink_unicast+0x486/0x750
[   29.237247][  T353]  ? netlink_attachskb+0x810/0x810
[   29.237378][  T353]  ? __lock_acquire+0x508/0xc10
[   29.237510][  T353]  netlink_sendmsg+0x735/0xc60
[   29.237640][  T353]  ? netlink_unicast+0x750/0x750
[   29.237775][  T353]  ? __might_fault+0x97/0x140
[   29.237913][  T353]  ____sys_sendmsg+0x419/0x850
[   29.238042][  T353]  ? copy_msghdr_from_user+0x2a0/0x460
[   29.238177][  T353]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   29.238340][  T353]  ? move_addr_to_kernel+0x40/0x40
[   29.238475][  T353]  ? stack_depot_save_flags+0x367/0x770
[   29.238606][  T353]  ? validate_chain+0x38b/0xc20
[   29.238736][  T353]  ___sys_sendmsg+0x14e/0x1d0
[   29.238867][  T353]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   29.239026][  T353]  ? copy_msghdr_from_user+0x460/0x460
[   29.239174][  T353]  __sys_sendmsg+0x145/0x1f0
[   29.239305][  T353]  ? __sys_sendmsg_sock+0x20/0x20
[   29.239433][  T353]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   29.239594][  T353]  ? do_raw_spin_unlock+0x59/0x250
[   29.239724][  T353]  ? rcu_is_watching+0x15/0xd0
[   29.239859][  T353]  do_syscall_64+0x117/0xfc0
[   29.239988][  T353]  ? trace_hardirqs_off+0xd/0x30
[   29.240124][  T353]  ? exc_page_fault+0xee/0x100
[   29.240256][  T353]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   29.240420][  T353] RIP: 0033:0x7fdd018e908e
[   29.240562][  T353] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   29.241025][  T353] RSP: 002b:00007ffe901de120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.241232][  T353] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdd018e908e
[   29.241426][  T353] RDX: 0000000000000000 RSI: 00007ffe901de1d0 RDI: 0000000000000005
[   29.241634][  T353] RBP: 00007ffe901de130 R08: 0000000000000000 R09: 0000000000000000
[   29.241829][  T353] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   29.242026][  T353] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe901de8a0
[   29.242230][  T353]  </TASK>
[   29.242328][  T353] irq event stamp: 16013
[   29.242425][  T353] hardirqs last  enabled at (16021): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.242650][  T353] hardirqs last disabled at (16028): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.242879][  T353] softirqs last  enabled at (15390): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.243111][  T353] softirqs last disabled at (14631): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.243342][  T353] ---[ end trace 0000000000000000 ]---
[   29.276289][  T354] hsr1: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   29.276549][  T354] hsr1: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[   29.276901][  T354] ------------[ cut here ]------------
[   29.277044][  T354] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/354
[   29.277284][  T354] CPU: 0 UID: 0 PID: 354 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.277548][  T354] Tainted: [W]=WARN
[   29.277647][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.277813][  T354] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.277990][  T354] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.278481][  T354] RSP: 0018:ffa0000000fd7020 EFLAGS: 00010286
[   29.278648][  T354] RAX: 00000000ffffffa6 RBX: ff110000117683c0 RCX: 1ff40000001fadca
[   29.278848][  T354] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011768478
[   29.279055][  T354] RBP: ff11000013a9c000 R08: 1fe22000022ed090 R09: ff11000004d92e58
[   29.279256][  T354] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   29.279456][  T354] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a9cce1
[   29.279659][  T354] FS:  00007ff4817c9840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   29.279894][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.280059][  T354] CR2: 00000000304be988 CR3: 0000000010839003 CR4: 0000000000771ef0
[   29.280264][  T354] PKRU: 55555554
[   29.280368][  T354] Call Trace:
[   29.280467][  T354]  <TASK>
[   29.280537][  T354]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.280669][  T354]  rtmsg_ifinfo+0x5c/0xb0
[   29.280770][  T354]  ? mark_held_locks+0x40/0x70
[   29.280905][  T354]  __dev_notify_flags+0x1b8/0x280
[   29.281037][  T354]  ? netif_change_name+0x8c0/0x8c0
[   29.281177][  T354]  ? __dev_change_flags+0x4a4/0x660
[   29.281307][  T354]  ? netif_set_allmulti+0x250/0x250
[   29.281439][  T354]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.281570][  T354]  ? is_bpf_text_address+0x68/0x110
[   29.281705][  T354]  netif_change_flags+0xfe/0x190
[   29.281840][  T354]  do_setlink.isra.0+0x1cc3/0x2750
[   29.281972][  T354]  ? rtnl_link_get_size+0x350/0x350
[   29.282109][  T354]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   29.282272][  T354]  ? rcu_read_lock_any_held+0x3c/0x90
[   29.282404][  T354]  ? validate_chain+0x38b/0xc20
[   29.282533][  T354]  ? rcu_read_lock_any_held+0x66/0x90
[   29.282664][  T354]  ? stack_depot_save_flags+0x367/0x770
[   29.282798][  T354]  ? __lock_acquire+0x508/0xc10
[   29.282942][  T354]  ? lock_acquire.part.0+0xbc/0x260
[   29.283073][  T354]  ? rtnl_newlink+0x883/0xea0
[   29.283266][  T354]  ? rcu_is_watching+0x15/0xd0
[   29.283402][  T354]  ? lock_acquire+0x134/0x160
[   29.283535][  T354]  ? rcu_is_watching+0x15/0xd0
[   29.283663][  T354]  ? rcu_is_watching+0x15/0xd0
[   29.283792][  T354]  ? trace_contention_end+0xb3/0x1a0
[   29.283928][  T354]  ? __mutex_lock+0x1db/0x2010
[   29.284059][  T354]  ? __mutex_lock+0x9b2/0x2010
[   29.284251][  T354]  ? rtnl_newlink+0x883/0xea0
[   29.284381][  T354]  ? ww_mutex_lock+0x160/0x160
[   29.284514][  T354]  ? __rtnl_newlink+0x3fa/0xa50
[   29.284647][  T354]  rtnl_newlink+0x8d1/0xea0
[   29.284782][  T354]  ? lock_acquire.part.0+0xbc/0x260
[   29.284918][  T354]  ? __rtnl_newlink+0xa50/0xa50
[   29.285049][  T354]  ? mark_usage+0x61/0x170
[   29.285241][  T354]  ? lock_acquire.part.0+0xbc/0x260
[   29.285429][  T354]  ? find_held_lock+0x2b/0x80
[   29.285560][  T354]  ? __rtnl_newlink+0xa50/0xa50
[   29.285696][  T354]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.285830][  T354]  ? __rtnl_newlink+0xa50/0xa50
[   29.285960][  T354]  rtnetlink_rcv_msg+0x40d/0x9e0
[   29.286091][  T354]  ? validate_chain+0x38b/0xc20
[   29.286281][  T354]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.286411][  T354]  ? __lock_acquire+0x508/0xc10
[   29.286544][  T354]  ? lock_acquire.part.0+0xbc/0x260
[   29.286675][  T354]  ? find_held_lock+0x2b/0x80
[   29.286805][  T354]  netlink_rcv_skb+0x14e/0x3a0
[   29.286941][  T354]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.287071][  T354]  ? netlink_ack+0xcd0/0xcd0
[   29.287261][  T354]  ? netlink_deliver_tap+0xc5/0x330
[   29.287396][  T354]  ? netlink_deliver_tap+0x13c/0x330
[   29.287527][  T354]  netlink_unicast+0x486/0x750
[   29.287659][  T354]  ? netlink_attachskb+0x810/0x810
[   29.287792][  T354]  ? __lock_acquire+0x508/0xc10
[   29.287928][  T354]  netlink_sendmsg+0x735/0xc60
[   29.288058][  T354]  ? netlink_unicast+0x750/0x750
[   29.288284][  T354]  ? __might_fault+0x97/0x140
[   29.288418][  T354]  ____sys_sendmsg+0x419/0x850
[   29.288551][  T354]  ? copy_msghdr_from_user+0x2a0/0x460
[   29.288683][  T354]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   29.288858][  T354]  ? move_addr_to_kernel+0x40/0x40
[   29.288993][  T354]  ? stack_depot_save_flags+0x367/0x770
[   29.289223][  T354]  ? validate_chain+0x38b/0xc20
[   29.289354][  T354]  ___sys_sendmsg+0x14e/0x1d0
[   29.289485][  T354]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   29.289647][  T354]  ? copy_msghdr_from_user+0x460/0x460
[   29.289788][  T354]  __sys_sendmsg+0x145/0x1f0
[   29.289930][  T354]  ? __sys_sendmsg_sock+0x20/0x20
[   29.290060][  T354]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   29.290307][  T354]  ? do_raw_spin_unlock+0x59/0x250
[   29.290444][  T354]  ? rcu_is_watching+0x15/0xd0
[   29.290579][  T354]  do_syscall_64+0x117/0xfc0
[   29.290711][  T354]  ? trace_hardirqs_off+0xd/0x30
[   29.290862][  T354]  ? exc_page_fault+0xee/0x100
[   29.290991][  T354]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   29.291234][  T354] RIP: 0033:0x7ff481a0308e
[   29.291372][  T354] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   29.291834][  T354] RSP: 002b:00007ffdbcdaada0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.292032][  T354] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff481a0308e
[   29.292327][  T354] RDX: 0000000000000000 RSI: 00007ffdbcdaae50 RDI: 0000000000000005
[   29.292520][  T354] RBP: 00007ffdbcdaadb0 R08: 0000000000000000 R09: 0000000000000000
[   29.292715][  T354] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   29.292914][  T354] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbcdab520
[   29.293153][  T354]  </TASK>
[   29.293251][  T354] irq event stamp: 21875
[   29.293351][  T354] hardirqs last  enabled at (21883): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.293587][  T354] hardirqs last disabled at (21890): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.293814][  T354] softirqs last  enabled at (21864): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.294049][  T354] softirqs last disabled at (21807): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.294282][  T354] ---[ end trace 0000000000000000 ]---
[   29.301795][  T354] ------------[ cut here ]------------
[   29.301956][  T354] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/354
[   29.302209][  T354] CPU: 0 UID: 0 PID: 354 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.302487][  T354] Tainted: [W]=WARN
[   29.302593][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.302772][  T354] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.302960][  T354] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.303486][  T354] RSP: 0018:ffa0000000fd6da0 EFLAGS: 00010286
[   29.303662][  T354] RAX: 00000000ffffffa6 RBX: ff11000011769000 RCX: 1ff40000001fad7a
[   29.303870][  T354] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000117690b8
[   29.304076][  T354] RBP: ff11000013a9c000 R08: 1fe22000022ed218 R09: ff11000004d92e58
[   29.304290][  T354] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   29.304493][  T354] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   29.304705][  T354] FS:  00007ff4817c9840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   29.304954][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.305230][  T354] CR2: 00000000304be988 CR3: 0000000010839003 CR4: 0000000000771ef0
[   29.305438][  T354] PKRU: 55555554
[   29.305544][  T354] Call Trace:
[   29.305648][  T354]  <TASK>
[   29.305721][  T354]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.305871][  T354]  ? notifier_call_chain+0xb0/0x320
[   29.306011][  T354]  rtmsg_ifinfo+0x5c/0xb0
[   29.306179][  T354]  netif_state_change+0x155/0x340
[   29.306324][  T354]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   29.306494][  T354]  ? print_lock_name+0x4c/0x110
[   29.306633][  T354]  netif_set_operstate+0xc1/0x100
[   29.306772][  T354]  ? rtnl_put_cacheinfo+0x250/0x250
[   29.306919][  T354]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   29.307093][  T354]  ? hsr_port_get_hsr+0x9c/0x150
[   29.307363][  T354]  ? packet_notifier+0x1c2/0xbd0
[   29.307499][  T354]  ? mutex_is_locked+0x1c/0x50
[   29.307639][  T354]  hsr_netdev_notify+0x387/0xad0
[   29.307777][  T354]  ? hsr_port_get_hsr+0x150/0x150
[   29.307921][  T354]  notifier_call_chain+0xb0/0x320
[   29.308059][  T354]  __dev_notify_flags+0xde/0x280
[   29.308268][  T354]  ? netif_change_name+0x8c0/0x8c0
[   29.308407][  T354]  ? netif_set_allmulti+0x250/0x250
[   29.308542][  T354]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.308680][  T354]  ? is_bpf_text_address+0x68/0x110
[   29.308827][  T354]  netif_change_flags+0xfe/0x190
[   29.308965][  T354]  do_setlink.isra.0+0x1cc3/0x2750
[   29.309169][  T354]  ? rtnl_link_get_size+0x350/0x350
[   29.309307][  T354]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   29.309480][  T354]  ? rcu_read_lock_any_held+0x3c/0x90
[   29.309616][  T354]  ? validate_chain+0x38b/0xc20
[   29.309752][  T354]  ? rcu_read_lock_any_held+0x66/0x90
[   29.309892][  T354]  ? stack_depot_save_flags+0x367/0x770
[   29.310037][  T354]  ? __lock_acquire+0x508/0xc10
[   29.310239][  T354]  ? lock_acquire.part.0+0xbc/0x260
[   29.310375][  T354]  ? rtnl_newlink+0x883/0xea0
[   29.310510][  T354]  ? rcu_is_watching+0x15/0xd0
[   29.310645][  T354]  ? lock_acquire+0x134/0x160
[   29.310785][  T354]  ? rcu_is_watching+0x15/0xd0
[   29.310924][  T354]  ? rcu_is_watching+0x15/0xd0
[   29.311058][  T354]  ? trace_contention_end+0xb3/0x1a0
[   29.311262][  T354]  ? __mutex_lock+0x1db/0x2010
[   29.311403][  T354]  ? __mutex_lock+0x9b2/0x2010
[   29.311540][  T354]  ? rtnl_newlink+0x883/0xea0
[   29.311678][  T354]  ? ww_mutex_lock+0x160/0x160
[   29.311818][  T354]  ? __rtnl_newlink+0x3fa/0xa50
[   29.311963][  T354]  rtnl_newlink+0x8d1/0xea0
[   29.312165][  T354]  ? lock_acquire.part.0+0xbc/0x260
[   29.312302][  T354]  ? __rtnl_newlink+0xa50/0xa50
[   29.312438][  T354]  ? mark_usage+0x61/0x170
[   29.312577][  T354]  ? lock_acquire.part.0+0xbc/0x260
[   29.312713][  T354]  ? find_held_lock+0x2b/0x80
[   29.312857][  T354]  ? __rtnl_newlink+0xa50/0xa50
[   29.312992][  T354]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.313194][  T354]  ? __rtnl_newlink+0xa50/0xa50
[   29.313329][  T354]  rtnetlink_rcv_msg+0x40d/0x9e0
[   29.313465][  T354]  ? validate_chain+0x38b/0xc20
[   29.313600][  T354]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.313734][  T354]  ? __lock_acquire+0x508/0xc10
[   29.313876][  T354]  ? lock_acquire.part.0+0xbc/0x260
[   29.314011][  T354]  ? find_held_lock+0x2b/0x80
[   29.314213][  T354]  netlink_rcv_skb+0x14e/0x3a0
[   29.314351][  T354]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.314487][  T354]  ? netlink_ack+0xcd0/0xcd0
[   29.314627][  T354]  ? netlink_deliver_tap+0xc5/0x330
[   29.314763][  T354]  ? netlink_deliver_tap+0x13c/0x330
[   29.314907][  T354]  netlink_unicast+0x486/0x750
[   29.315045][  T354]  ? netlink_attachskb+0x810/0x810
[   29.315246][  T354]  ? __lock_acquire+0x508/0xc10
[   29.315387][  T354]  netlink_sendmsg+0x735/0xc60
[   29.315523][  T354]  ? netlink_unicast+0x750/0x750
[   29.315665][  T354]  ? __might_fault+0x97/0x140
[   29.315804][  T354]  ____sys_sendmsg+0x419/0x850
[   29.315949][  T354]  ? copy_msghdr_from_user+0x2a0/0x460
[   29.316085][  T354]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   29.316323][  T354]  ? move_addr_to_kernel+0x40/0x40
[   29.316461][  T354]  ? stack_depot_save_flags+0x367/0x770
[   29.316596][  T354]  ? validate_chain+0x38b/0xc20
[   29.316734][  T354]  ___sys_sendmsg+0x14e/0x1d0
[   29.316873][  T354]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   29.317045][  T354]  ? copy_msghdr_from_user+0x460/0x460
[   29.317256][  T354]  __sys_sendmsg+0x145/0x1f0
[   29.317395][  T354]  ? __sys_sendmsg_sock+0x20/0x20
[   29.317530][  T354]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   29.317702][  T354]  ? do_raw_spin_unlock+0x59/0x250
[   29.317844][  T354]  ? rcu_is_watching+0x15/0xd0
[   29.317981][  T354]  do_syscall_64+0x117/0xfc0
[   29.318183][  T354]  ? trace_hardirqs_off+0xd/0x30
[   29.318322][  T354]  ? exc_page_fault+0xee/0x100
[   29.318459][  T354]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   29.318631][  T354] RIP: 0033:0x7ff481a0308e
[   29.318776][  T354] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   29.319330][  T354] RSP: 002b:00007ffdbcdaada0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.319536][  T354] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff481a0308e
[   29.319745][  T354] RDX: 0000000000000000 RSI: 00007ffdbcdaae50 RDI: 0000000000000005
[   29.319953][  T354] RBP: 00007ffdbcdaadb0 R08: 0000000000000000 R09: 0000000000000000
[   29.320233][  T354] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   29.320437][  T354] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbcdab520
[   29.320644][  T354]  </TASK>
[   29.320749][  T354] irq event stamp: 30743
[   29.320856][  T354] hardirqs last  enabled at (30751): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.321092][  T354] hardirqs last disabled at (30758): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.321389][  T354] softirqs last  enabled at (30860): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.321624][  T354] softirqs last disabled at (30767): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.321862][  T354] ---[ end trace 0000000000000000 ]---
[   29.359085][  T355] ------------[ cut here ]------------
[   29.359388][  T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/355
[   29.359798][  T355] CPU: 2 UID: 0 PID: 355 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.360275][  T355] Tainted: [W]=WARN
[   29.360473][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.360775][  T355] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.361121][  T355] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.361874][  T355] RSP: 0018:ffa0000000fe7020 EFLAGS: 00010286
[   29.362202][  T355] RAX: 00000000ffffffa6 RBX: ff11000013ea03c0 RCX: 1ff40000001fcdca
[   29.362545][  T355] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea0478
[   29.362904][  T355] RBP: ff110000075c9000 R08: 1fe22000027d4090 R09: ff11000011ec5158
[   29.363269][  T355] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   29.363612][  T355] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075c9ce1
[   29.363963][  T355] FS:  00007f10929d2840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   29.364849][  T355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.365166][  T355] CR2: 00007f1092ca21a0 CR3: 0000000015f17001 CR4: 0000000000771ef0
[   29.365512][  T355] PKRU: 55555554
[   29.365716][  T355] Call Trace:
[   29.365927][  T355]  <TASK>
[   29.366082][  T355]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.366360][  T355]  rtmsg_ifinfo+0x5c/0xb0
[   29.366570][  T355]  ? mark_held_locks+0x40/0x70
[   29.366832][  T355]  __dev_notify_flags+0x1b8/0x280
[   29.367088][  T355]  ? netif_change_name+0x8c0/0x8c0
[   29.367358][  T355]  ? __dev_change_flags+0x4a4/0x660
[   29.367607][  T355]  ? netif_set_allmulti+0x250/0x250
[   29.367862][  T355]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.368134][  T355]  ? is_bpf_text_address+0x68/0x110
[   29.368394][  T355]  netif_change_flags+0xfe/0x190
[   29.368649][  T355]  do_setlink.isra.0+0x1cc3/0x2750
[   29.368913][  T355]  ? rtnl_link_get_size+0x350/0x350
[   29.369171][  T355]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   29.369477][  T355]  ? rcu_read_lock_any_held+0x3c/0x90
[   29.369724][  T355]  ? validate_chain+0x38b/0xc20
[   29.369986][  T355]  ? rcu_read_lock_any_held+0x66/0x90
[   29.370257][  T355]  ? stack_depot_save_flags+0x367/0x770
[   29.370514][  T355]  ? __lock_acquire+0x508/0xc10
[   29.370768][  T355]  ? lock_acquire.part.0+0xbc/0x260
[   29.371023][  T355]  ? rtnl_newlink+0x883/0xea0
[   29.371300][  T355]  ? rcu_is_watching+0x15/0xd0
[   29.371556][  T355]  ? lock_acquire+0x134/0x160
[   29.371810][  T355]  ? rcu_is_watching+0x15/0xd0
[   29.372079][  T355]  ? rcu_is_watching+0x15/0xd0
[   29.372348][  T355]  ? trace_contention_end+0xb3/0x1a0
[   29.372591][  T355]  ? __mutex_lock+0x1db/0x2010
[   29.372853][  T355]  ? __mutex_lock+0x9b2/0x2010
[   29.373122][  T355]  ? rtnl_newlink+0x883/0xea0
[   29.373380][  T355]  ? ww_mutex_lock+0x160/0x160
[   29.373634][  T355]  ? __rtnl_newlink+0x3fa/0xa50
[   29.373897][  T355]  rtnl_newlink+0x8d1/0xea0
[   29.374169][  T355]  ? lock_acquire.part.0+0xbc/0x260
[   29.374421][  T355]  ? __rtnl_newlink+0xa50/0xa50
[   29.374673][  T355]  ? mark_usage+0x61/0x170
[   29.374935][  T355]  ? lock_acquire.part.0+0xbc/0x260
[   29.375206][  T355]  ? find_held_lock+0x2b/0x80
[   29.375457][  T355]  ? __rtnl_newlink+0xa50/0xa50
[   29.375706][  T355]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.375971][  T355]  ? __rtnl_newlink+0xa50/0xa50
[   29.376241][  T355]  rtnetlink_rcv_msg+0x40d/0x9e0
[   29.376491][  T355]  ? validate_chain+0x38b/0xc20
[   29.376744][  T355]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.377007][  T355]  ? __lock_acquire+0x508/0xc10
[   29.377279][  T355]  ? lock_acquire.part.0+0xbc/0x260
[   29.377524][  T355]  ? find_held_lock+0x2b/0x80
[   29.377781][  T355]  netlink_rcv_skb+0x14e/0x3a0
[   29.378049][  T355]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.378314][  T355]  ? netlink_ack+0xcd0/0xcd0
[   29.378566][  T355]  ? netlink_deliver_tap+0xc5/0x330
[   29.378816][  T355]  ? netlink_deliver_tap+0x13c/0x330
[   29.379082][  T355]  netlink_unicast+0x486/0x750
[   29.379357][  T355]  ? netlink_attachskb+0x810/0x810
[   29.379610][  T355]  ? __lock_acquire+0x508/0xc10
[   29.379876][  T355]  netlink_sendmsg+0x735/0xc60
[   29.380148][  T355]  ? netlink_unicast+0x750/0x750
[   29.380405][  T355]  ? __might_fault+0x97/0x140
[   29.380660][  T355]  ____sys_sendmsg+0x419/0x850
[   29.380927][  T355]  ? copy_msghdr_from_user+0x2a0/0x460
[   29.381203][  T355]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   29.381500][  T355]  ? move_addr_to_kernel+0x40/0x40
[   29.381751][  T355]  ? stack_depot_save_flags+0x367/0x770
[   29.382021][  T355]  ? validate_chain+0x38b/0xc20
[   29.382294][  T355]  ___sys_sendmsg+0x14e/0x1d0
[   29.382546][  T355]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   29.382855][  T355]  ? copy_msghdr_from_user+0x460/0x460
[   29.383147][  T355]  __sys_sendmsg+0x145/0x1f0
[   29.383405][  T355]  ? __sys_sendmsg_sock+0x20/0x20
[   29.383657][  T355]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   29.383975][  T355]  ? do_raw_spin_unlock+0x59/0x250
[   29.384251][  T355]  ? rcu_is_watching+0x15/0xd0
[   29.384511][  T355]  do_syscall_64+0x117/0xfc0
[   29.384769][  T355]  ? trace_hardirqs_off+0xd/0x30
[   29.385037][  T355]  ? exc_page_fault+0xee/0x100
[   29.385312][  T355]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   29.385613][  T355] RIP: 0033:0x7f1092c0c08e
[   29.385876][  T355] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   29.386637][  T355] RSP: 002b:00007fff3d1f42e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.386995][  T355] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1092c0c08e
[   29.387367][  T355] RDX: 0000000000000000 RSI: 00007fff3d1f4390 RDI: 0000000000000005
[   29.387711][  T355] RBP: 00007fff3d1f42f0 R08: 0000000000000000 R09: 0000000000000000
[   29.388067][  T355] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   29.388426][  T355] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3d1f4a60
[   29.388781][  T355]  </TASK>
[   29.388990][  T355] irq event stamp: 17919
[   29.389208][  T355] hardirqs last  enabled at (17931): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.389615][  T355] hardirqs last disabled at (17940): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.390025][  T355] softirqs last  enabled at (16982): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.390438][  T355] softirqs last disabled at (16513): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.390838][  T355] ---[ end trace 0000000000000000 ]---
[   29.423205][  T356] ------------[ cut here ]------------
[   29.423392][  T356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/356
[   29.423626][  T356] CPU: 3 UID: 0 PID: 356 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.423897][  T356] Tainted: [W]=WARN
[   29.423995][  T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.424162][  T356] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.424332][  T356] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.424787][  T356] RSP: 0018:ffa0000000ff7020 EFLAGS: 00010286
[   29.424956][  T356] RAX: 00000000ffffffa6 RBX: ff11000013ea0ac0 RCX: 1ff40000001fedca
[   29.425159][  T356] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea0b78
[   29.425361][  T356] RBP: ff1100000f7f9000 R08: 1fe22000027d4170 R09: ff11000011ec0b58
[   29.425555][  T356] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   29.425756][  T356] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f7f9ce1
[   29.425966][  T356] FS:  00007f58dd69c840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   29.426205][  T356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.426372][  T356] CR2: 000000000d946988 CR3: 0000000015874005 CR4: 0000000000771ef0
[   29.426569][  T356] PKRU: 55555554
[   29.426666][  T356] Call Trace:
[   29.426764][  T356]  <TASK>
[   29.426841][  T356]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.426973][  T356]  rtmsg_ifinfo+0x5c/0xb0
[   29.427073][  T356]  ? mark_held_locks+0x40/0x70
[   29.427207][  T356]  __dev_notify_flags+0x1b8/0x280
[   29.427339][  T356]  ? netif_change_name+0x8c0/0x8c0
[   29.427468][  T356]  ? __dev_change_flags+0x4a4/0x660
[   29.427598][  T356]  ? netif_set_allmulti+0x250/0x250
[   29.427729][  T356]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.427860][  T356]  ? is_bpf_text_address+0x68/0x110
[   29.427994][  T356]  netif_change_flags+0xfe/0x190
[   29.428132][  T356]  do_setlink.isra.0+0x1cc3/0x2750
[   29.428268][  T356]  ? rtnl_link_get_size+0x350/0x350
[   29.428399][  T356]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   29.428561][  T356]  ? rcu_read_lock_any_held+0x3c/0x90
[   29.428689][  T356]  ? validate_chain+0x38b/0xc20
[   29.428821][  T356]  ? rcu_read_lock_any_held+0x66/0x90
[   29.428956][  T356]  ? stack_depot_save_flags+0x367/0x770
[   29.429087][  T356]  ? __lock_acquire+0x508/0xc10
[   29.429233][  T356]  ? lock_acquire.part.0+0xbc/0x260
[   29.429365][  T356]  ? rtnl_newlink+0x883/0xea0
[   29.429505][  T356]  ? rcu_is_watching+0x15/0xd0
[   29.429636][  T356]  ? lock_acquire+0x134/0x160
[   29.429766][  T356]  ? rcu_is_watching+0x15/0xd0
[   29.429899][  T356]  ? rcu_is_watching+0x15/0xd0
[   29.430029][  T356]  ? trace_contention_end+0xb3/0x1a0
[   29.430262][  T356]  ? __mutex_lock+0x1db/0x2010
[   29.430395][  T356]  ? __mutex_lock+0x9b2/0x2010
[   29.430522][  T356]  ? rtnl_newlink+0x883/0xea0
[   29.430654][  T356]  ? ww_mutex_lock+0x160/0x160
[   29.430785][  T356]  ? __rtnl_newlink+0x3fa/0xa50
[   29.430919][  T356]  rtnl_newlink+0x8d1/0xea0
[   29.431051][  T356]  ? lock_acquire.part.0+0xbc/0x260
[   29.431264][  T356]  ? __rtnl_newlink+0xa50/0xa50
[   29.431448][  T356]  ? mark_usage+0x61/0x170
[   29.431579][  T356]  ? lock_acquire.part.0+0xbc/0x260
[   29.431707][  T356]  ? find_held_lock+0x2b/0x80
[   29.431837][  T356]  ? __rtnl_newlink+0xa50/0xa50
[   29.431966][  T356]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.432093][  T356]  ? __rtnl_newlink+0xa50/0xa50
[   29.432284][  T356]  rtnetlink_rcv_msg+0x40d/0x9e0
[   29.432415][  T356]  ? validate_chain+0x38b/0xc20
[   29.432543][  T356]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.432670][  T356]  ? __lock_acquire+0x508/0xc10
[   29.432798][  T356]  ? lock_acquire.part.0+0xbc/0x260
[   29.432929][  T356]  ? find_held_lock+0x2b/0x80
[   29.433056][  T356]  netlink_rcv_skb+0x14e/0x3a0
[   29.433246][  T356]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.433374][  T356]  ? netlink_ack+0xcd0/0xcd0
[   29.433506][  T356]  ? netlink_deliver_tap+0xc5/0x330
[   29.433634][  T356]  ? netlink_deliver_tap+0x13c/0x330
[   29.433763][  T356]  netlink_unicast+0x486/0x750
[   29.433916][  T356]  ? netlink_attachskb+0x810/0x810
[   29.434046][  T356]  ? __lock_acquire+0x508/0xc10
[   29.434232][  T356]  netlink_sendmsg+0x735/0xc60
[   29.434361][  T356]  ? netlink_unicast+0x750/0x750
[   29.434491][  T356]  ? __might_fault+0x97/0x140
[   29.434630][  T356]  ____sys_sendmsg+0x419/0x850
[   29.434758][  T356]  ? copy_msghdr_from_user+0x2a0/0x460
[   29.434889][  T356]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   29.435046][  T356]  ? move_addr_to_kernel+0x40/0x40
[   29.435180][  T356]  ? stack_depot_save_flags+0x367/0x770
[   29.435309][  T356]  ? validate_chain+0x38b/0xc20
[   29.435437][  T356]  ___sys_sendmsg+0x14e/0x1d0
[   29.435563][  T356]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   29.435719][  T356]  ? copy_msghdr_from_user+0x460/0x460
[   29.435861][  T356]  __sys_sendmsg+0x145/0x1f0
[   29.435986][  T356]  ? __sys_sendmsg_sock+0x20/0x20
[   29.436118][  T356]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   29.436277][  T356]  ? do_raw_spin_unlock+0x59/0x250
[   29.436404][  T356]  ? rcu_is_watching+0x15/0xd0
[   29.436531][  T356]  do_syscall_64+0x117/0xfc0
[   29.436660][  T356]  ? trace_hardirqs_off+0xd/0x30
[   29.436791][  T356]  ? exc_page_fault+0xee/0x100
[   29.436921][  T356]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   29.437080][  T356] RIP: 0033:0x7f58dd8d608e
[   29.437222][  T356] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   29.437675][  T356] RSP: 002b:00007fff2dfb13c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.437870][  T356] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f58dd8d608e
[   29.438060][  T356] RDX: 0000000000000000 RSI: 00007fff2dfb1470 RDI: 0000000000000005
[   29.438257][  T356] RBP: 00007fff2dfb13d0 R08: 0000000000000000 R09: 0000000000000000
[   29.438457][  T356] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   29.438649][  T356] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2dfb1b40
[   29.438850][  T356]  </TASK>
[   29.438946][  T356] irq event stamp: 15599
[   29.439042][  T356] hardirqs last  enabled at (15607): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.439272][  T356] hardirqs last disabled at (15616): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.439492][  T356] softirqs last  enabled at (15342): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.439715][  T356] softirqs last disabled at (15253): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.439937][  T356] ---[ end trace 0000000000000000 ]---
[   29.440789][   T39] ------------[ cut here ]------------
[   29.440954][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u20:0/39
[   29.441258][   T39] CPU: 0 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.441597][   T39] Tainted: [W]=WARN
[   29.441716][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.441905][   T39] Workqueue: events_unbound linkwatch_event
[   29.442107][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.442308][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.442840][   T39] RSP: 0018:ffa00000002bf760 EFLAGS: 00010286
[   29.443025][   T39] RAX: 00000000ffffffa6 RBX: ff11000015e0c040 RCX: 1ff4000000057eb2
[   29.443253][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e0c0f8
[   29.443476][   T39] RBP: ff11000013a9c000 R08: 1fe2200002bc1820 R09: ff11000001d951a8
[   29.443701][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   29.443929][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   29.444157][   T39] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   29.444387][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.444546][   T39] CR2: 00000000304be988 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   29.444734][   T39] PKRU: 55555554
[   29.444834][   T39] Call Trace:
[   29.444928][   T39]  <TASK>
[   29.444994][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.445130][   T39]  ? notifier_call_chain+0xb0/0x320
[   29.445261][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   29.445363][   T39]  netif_state_change+0x155/0x340
[   29.445488][   T39]  ? __queue_work+0x31a/0xc00
[   29.445615][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   29.445772][   T39]  ? lockdep_hardirqs_on+0x8c/0x130
[   29.445901][   T39]  ? mod_delayed_work_on+0x109/0x120
[   29.446026][   T39]  netif_set_operstate+0xc1/0x100
[   29.446161][   T39]  ? rtnl_put_cacheinfo+0x250/0x250
[   29.446287][   T39]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   29.446443][   T39]  hsr_check_carrier_and_operstate+0x4da/0x700
[   29.446601][   T39]  hsr_netdev_notify+0x387/0xad0
[   29.446724][   T39]  ? unregister_vlan_dev+0x380/0x380
[   29.446856][   T39]  ? hsr_port_get_hsr+0x150/0x150
[   29.446983][   T39]  notifier_call_chain+0xb0/0x320
[   29.447115][   T39]  netif_state_change+0x139/0x340
[   29.447241][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   29.447400][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   29.447524][   T39]  __linkwatch_run_queue+0x34c/0x750
[   29.447650][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   29.447776][   T39]  linkwatch_event+0x7f/0xb0
[   29.447904][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   29.448030][   T39]  process_one_work+0xdf8/0x1410
[   29.448168][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   29.448294][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   29.448423][   T39]  worker_thread+0x4f1/0xd60
[   29.448554][   T39]  ? rescuer_thread+0x1320/0x1320
[   29.448680][   T39]  kthread+0x367/0x460
[   29.448775][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   29.448937][   T39]  ? kthread_affine_node+0x330/0x330
[   29.449064][   T39]  ret_from_fork+0x474/0x6b0
[   29.449204][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   29.449361][   T39]  ? __switch_to+0x5a3/0xe00
[   29.449489][   T39]  ? kthread_affine_node+0x330/0x330
[   29.449615][   T39]  ret_from_fork_asm+0x11/0x20
[   29.449748][   T39]  </TASK>
[   29.449849][   T39] irq event stamp: 110609
[   29.449950][   T39] hardirqs last  enabled at (110617): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.450185][   T39] hardirqs last disabled at (110626): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.450426][   T39] softirqs last  enabled at (110566): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.450664][   T39] softirqs last disabled at (110559): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.450908][   T39] ---[ end trace 0000000000000000 ]---
[   29.451149][   T39] ------------[ cut here ]------------
[   29.451280][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u20:0/39
[   29.451535][   T39] CPU: 0 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.451805][   T39] Tainted: [W]=WARN
[   29.451898][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.452047][   T39] Workqueue: events_unbound linkwatch_event
[   29.452205][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.452362][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.452783][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   29.452939][   T39] RAX: 00000000ffffffa6 RBX: ff11000015e0c3c0 RCX: 1ff4000000057f02
[   29.453133][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e0c478
[   29.453335][   T39] RBP: ff110000075b9000 R08: 1fe2200002bc1890 R09: ff11000001d951a8
[   29.453520][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   29.453697][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.453880][   T39] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   29.454088][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.454243][   T39] CR2: 00000000304be988 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   29.454424][   T39] PKRU: 55555554
[   29.454512][   T39] Call Trace:
[   29.454598][   T39]  <TASK>
[   29.454659][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.454776][   T39]  ? notifier_call_chain+0xb0/0x320
[   29.454904][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   29.454993][   T39]  netif_state_change+0x155/0x340
[   29.455118][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   29.455271][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   29.455386][   T39]  __linkwatch_run_queue+0x34c/0x750
[   29.455504][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   29.455625][   T39]  linkwatch_event+0x7f/0xb0
[   29.455741][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   29.455864][   T39]  process_one_work+0xdf8/0x1410
[   29.455985][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   29.456108][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   29.456230][   T39]  worker_thread+0x4f1/0xd60
[   29.456352][   T39]  ? rescuer_thread+0x1320/0x1320
[   29.456470][   T39]  kthread+0x367/0x460
[   29.456559][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   29.456707][   T39]  ? kthread_affine_node+0x330/0x330
[   29.456827][   T39]  ret_from_fork+0x474/0x6b0
[   29.456945][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   29.457090][   T39]  ? __switch_to+0x5a3/0xe00
[   29.457218][   T39]  ? kthread_affine_node+0x330/0x330
[   29.457337][   T39]  ret_from_fork_asm+0x11/0x20
[   29.457463][   T39]  </TASK>
[   29.457554][   T39] irq event stamp: 111101
[   29.457642][   T39] hardirqs last  enabled at (111109): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.457859][   T39] hardirqs last disabled at (111116): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.458064][   T39] softirqs last  enabled at (110778): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.458281][   T39] softirqs last disabled at (110773): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.458488][   T39] ---[ end trace 0000000000000000 ]---
[   29.459055][   T39] ------------[ cut here ]------------
[   29.459188][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u20:0/39
[   29.459426][   T39] CPU: 0 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.459697][   T39] Tainted: [W]=WARN
[   29.459786][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.459945][   T39] Workqueue: events_unbound linkwatch_event
[   29.460108][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.460268][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.460700][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   29.460855][   T39] RAX: 00000000ffffffa6 RBX: ff11000015e0c900 RCX: 1ff4000000057f02
[   29.461035][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e0c9b8
[   29.461228][   T39] RBP: ff11000013a9c000 R08: 1fe2200002bc1938 R09: ff11000001d951a8
[   29.461413][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   29.461594][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.461780][   T39] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   29.462004][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.462167][   T39] CR2: 00000000304be988 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   29.462352][   T39] PKRU: 55555554
[   29.462445][   T39] Call Trace:
[   29.462536][   T39]  <TASK>
[   29.462601][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.462724][   T39]  ? notifier_call_chain+0xb0/0x320
[   29.462856][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   29.462950][   T39]  netif_state_change+0x155/0x340
[   29.463080][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   29.463237][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   29.463358][   T39]  __linkwatch_run_queue+0x34c/0x750
[   29.463480][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   29.463603][   T39]  linkwatch_event+0x7f/0xb0
[   29.463724][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   29.463853][   T39]  process_one_work+0xdf8/0x1410
[   29.463976][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   29.464104][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   29.464233][   T39]  worker_thread+0x4f1/0xd60
[   29.464357][   T39]  ? rescuer_thread+0x1320/0x1320
[   29.464481][   T39]  kthread+0x367/0x460
[   29.464575][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   29.464733][   T39]  ? kthread_affine_node+0x330/0x330
[   29.464860][   T39]  ret_from_fork+0x474/0x6b0
[   29.464981][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   29.465138][   T39]  ? __switch_to+0x5a3/0xe00
[   29.465264][   T39]  ? kthread_affine_node+0x330/0x330
[   29.465389][   T39]  ret_from_fork_asm+0x11/0x20
[   29.465517][   T39]  </TASK>
[   29.465611][   T39] irq event stamp: 111863
[   29.465704][   T39] hardirqs last  enabled at (111871): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.465921][   T39] hardirqs last disabled at (111878): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.466140][   T39] softirqs last  enabled at (111470): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   29.466353][   T39] softirqs last disabled at (111468): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   29.466563][   T39] ---[ end trace 0000000000000000 ]---
[   29.500712][  T357] hsr2: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   29.500964][  T357] hsr2: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[   29.501506][  T357] ------------[ cut here ]------------
[   29.501636][  T357] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/357
[   29.501875][  T357] CPU: 3 UID: 0 PID: 357 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.502144][  T357] Tainted: [W]=WARN
[   29.502242][  T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.502406][  T357] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.502576][  T357] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.503047][  T357] RSP: 0018:ffa0000000e27020 EFLAGS: 00010286
[   29.503220][  T357] RAX: 00000000ffffffa6 RBX: ff11000004e39540 RCX: 1ff40000001c4dca
[   29.503414][  T357] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e395f8
[   29.503608][  T357] RBP: ff11000015e6c000 R08: 1fe22000009c72c0 R09: ff11000013032e58
[   29.503803][  T357] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   29.504004][  T357] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015e6cce1
[   29.504215][  T357] FS:  00007f55e64ad840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   29.504444][  T357] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.504608][  T357] CR2: 000000002c0d0988 CR3: 0000000004faa001 CR4: 0000000000771ef0
[   29.504802][  T357] PKRU: 55555554
[   29.504902][  T357] Call Trace:
[   29.504998][  T357]  <TASK>
[   29.505065][  T357]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.505209][  T357]  rtmsg_ifinfo+0x5c/0xb0
[   29.505308][  T357]  ? mark_held_locks+0x40/0x70
[   29.505443][  T357]  __dev_notify_flags+0x1b8/0x280
[   29.505579][  T357]  ? netif_change_name+0x8c0/0x8c0
[   29.505709][  T357]  ? __dev_change_flags+0x4a4/0x660
[   29.505844][  T357]  ? netif_set_allmulti+0x250/0x250
[   29.505973][  T357]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.506107][  T357]  ? is_bpf_text_address+0x68/0x110
[   29.506238][  T357]  netif_change_flags+0xfe/0x190
[   29.506369][  T357]  do_setlink.isra.0+0x1cc3/0x2750
[   29.506505][  T357]  ? rtnl_link_get_size+0x350/0x350
[   29.506634][  T357]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   29.506794][  T357]  ? rcu_read_lock_any_held+0x3c/0x90
[   29.506936][  T357]  ? validate_chain+0x38b/0xc20
[   29.507065][  T357]  ? rcu_read_lock_any_held+0x66/0x90
[   29.507202][  T357]  ? stack_depot_save_flags+0x367/0x770
[   29.507339][  T357]  ? __lock_acquire+0x508/0xc10
[   29.507468][  T357]  ? lock_acquire.part.0+0xbc/0x260
[   29.507595][  T357]  ? rtnl_newlink+0x883/0xea0
[   29.507725][  T357]  ? rcu_is_watching+0x15/0xd0
[   29.507861][  T357]  ? lock_acquire+0x134/0x160
[   29.507994][  T357]  ? rcu_is_watching+0x15/0xd0
[   29.508133][  T357]  ? rcu_is_watching+0x15/0xd0
[   29.508262][  T357]  ? trace_contention_end+0xb3/0x1a0
[   29.508391][  T357]  ? __mutex_lock+0x1db/0x2010
[   29.508522][  T357]  ? __mutex_lock+0x9b2/0x2010
[   29.508650][  T357]  ? rtnl_newlink+0x883/0xea0
[   29.508780][  T357]  ? ww_mutex_lock+0x160/0x160
[   29.508919][  T357]  ? __rtnl_newlink+0x3fa/0xa50
[   29.509050][  T357]  rtnl_newlink+0x8d1/0xea0
[   29.509186][  T357]  ? lock_acquire.part.0+0xbc/0x260
[   29.509316][  T357]  ? __rtnl_newlink+0xa50/0xa50
[   29.509444][  T357]  ? mark_usage+0x61/0x170
[   29.509574][  T357]  ? lock_acquire.part.0+0xbc/0x260
[   29.509702][  T357]  ? find_held_lock+0x2b/0x80
[   29.509833][  T357]  ? __rtnl_newlink+0xa50/0xa50
[   29.509965][  T357]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.510093][  T357]  ? __rtnl_newlink+0xa50/0xa50
[   29.510229][  T357]  rtnetlink_rcv_msg+0x40d/0x9e0
[   29.510358][  T357]  ? validate_chain+0x38b/0xc20
[   29.510486][  T357]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.510613][  T357]  ? __lock_acquire+0x508/0xc10
[   29.510741][  T357]  ? lock_acquire.part.0+0xbc/0x260
[   29.510876][  T357]  ? find_held_lock+0x2b/0x80
[   29.511010][  T357]  netlink_rcv_skb+0x14e/0x3a0
[   29.511150][  T357]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.511283][  T357]  ? netlink_ack+0xcd0/0xcd0
[   29.511419][  T357]  ? netlink_deliver_tap+0xc5/0x330
[   29.511546][  T357]  ? netlink_deliver_tap+0x13c/0x330
[   29.511676][  T357]  netlink_unicast+0x486/0x750
[   29.511804][  T357]  ? netlink_attachskb+0x810/0x810
[   29.511939][  T357]  ? __lock_acquire+0x508/0xc10
[   29.512067][  T357]  netlink_sendmsg+0x735/0xc60
[   29.512204][  T357]  ? netlink_unicast+0x750/0x750
[   29.512332][  T357]  ? __might_fault+0x97/0x140
[   29.512462][  T357]  ____sys_sendmsg+0x419/0x850
[   29.512594][  T357]  ? copy_msghdr_from_user+0x2a0/0x460
[   29.512722][  T357]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   29.512887][  T357]  ? move_addr_to_kernel+0x40/0x40
[   29.513016][  T357]  ? stack_depot_save_flags+0x367/0x770
[   29.513155][  T357]  ? validate_chain+0x38b/0xc20
[   29.513288][  T357]  ___sys_sendmsg+0x14e/0x1d0
[   29.513423][  T357]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   29.513581][  T357]  ? copy_msghdr_from_user+0x460/0x460
[   29.513720][  T357]  __sys_sendmsg+0x145/0x1f0
[   29.513853][  T357]  ? __sys_sendmsg_sock+0x20/0x20
[   29.513986][  T357]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   29.514156][  T357]  ? do_raw_spin_unlock+0x59/0x250
[   29.514287][  T357]  ? rcu_is_watching+0x15/0xd0
[   29.514420][  T357]  do_syscall_64+0x117/0xfc0
[   29.514550][  T357]  ? trace_hardirqs_off+0xd/0x30
[   29.514684][  T357]  ? exc_page_fault+0xee/0x100
[   29.514812][  T357]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   29.514986][  T357] RIP: 0033:0x7f55e66e708e
[   29.515129][  T357] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   29.515592][  T357] RSP: 002b:00007ffffc5045a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.515789][  T357] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f55e66e708e
[   29.515984][  T357] RDX: 0000000000000000 RSI: 00007ffffc504650 RDI: 0000000000000005
[   29.516187][  T357] RBP: 00007ffffc5045b0 R08: 0000000000000000 R09: 0000000000000000
[   29.516385][  T357] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   29.516576][  T357] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffc504d20
[   29.516774][  T357]  </TASK>
[   29.516871][  T357] irq event stamp: 20963
[   29.516965][  T357] hardirqs last  enabled at (20971): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.517193][  T357] hardirqs last disabled at (20980): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.517414][  T357] softirqs last  enabled at (20218): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.517639][  T357] softirqs last disabled at (20213): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.517868][  T357] ---[ end trace 0000000000000000 ]---
[   29.518665][  T357] ------------[ cut here ]------------
[   29.518810][  T357] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/357
[   29.519055][  T357] CPU: 0 UID: 0 PID: 357 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.519370][  T357] Tainted: [W]=WARN
[   29.519478][  T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.519649][  T357] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.519830][  T357] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.520348][  T357] RSP: 0018:ffa0000000e26da0 EFLAGS: 00010286
[   29.520522][  T357] RAX: 00000000ffffffa6 RBX: ff11000004e38c80 RCX: 1ff40000001c4d7a
[   29.520731][  T357] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e38d38
[   29.520941][  T357] RBP: ff11000015e6c000 R08: 1fe22000009c71a8 R09: ff11000013032e58
[   29.521149][  T357] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   29.521357][  T357] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   29.521564][  T357] FS:  00007f55e64ad840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   29.521812][  T357] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.521985][  T357] CR2: 00000000304be988 CR3: 0000000004faa004 CR4: 0000000000771ef0
[   29.522202][  T357] PKRU: 55555554
[   29.522308][  T357] Call Trace:
[   29.522417][  T357]  <TASK>
[   29.522489][  T357]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.522627][  T357]  ? notifier_call_chain+0xb0/0x320
[   29.522766][  T357]  rtmsg_ifinfo+0x5c/0xb0
[   29.522877][  T357]  netif_state_change+0x155/0x340
[   29.523020][  T357]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   29.523203][  T357]  ? print_lock_name+0x4c/0x110
[   29.523348][  T357]  netif_set_operstate+0xc1/0x100
[   29.523486][  T357]  ? rtnl_put_cacheinfo+0x250/0x250
[   29.523626][  T357]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   29.523801][  T357]  ? hsr_port_get_hsr+0x9c/0x150
[   29.523946][  T357]  ? packet_notifier+0x1c2/0xbd0
[   29.524085][  T357]  ? mutex_is_locked+0x1c/0x50
[   29.524236][  T357]  hsr_netdev_notify+0x387/0xad0
[   29.524376][  T357]  ? hsr_port_get_hsr+0x150/0x150
[   29.524518][  T357]  notifier_call_chain+0xb0/0x320
[   29.524658][  T357]  __dev_notify_flags+0xde/0x280
[   29.524801][  T357]  ? netif_change_name+0x8c0/0x8c0
[   29.524945][  T357]  ? netif_set_allmulti+0x250/0x250
[   29.525085][  T357]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.525235][  T357]  ? is_bpf_text_address+0x68/0x110
[   29.525377][  T357]  netif_change_flags+0xfe/0x190
[   29.525516][  T357]  do_setlink.isra.0+0x1cc3/0x2750
[   29.525655][  T357]  ? rtnl_link_get_size+0x350/0x350
[   29.525794][  T357]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   29.525976][  T357]  ? rcu_read_lock_any_held+0x3c/0x90
[   29.526117][  T357]  ? validate_chain+0x38b/0xc20
[   29.526252][  T357]  ? rcu_read_lock_any_held+0x66/0x90
[   29.526393][  T357]  ? stack_depot_save_flags+0x367/0x770
[   29.526533][  T357]  ? __lock_acquire+0x508/0xc10
[   29.526673][  T357]  ? lock_acquire.part.0+0xbc/0x260
[   29.526810][  T357]  ? rtnl_newlink+0x883/0xea0
[   29.526956][  T357]  ? rcu_is_watching+0x15/0xd0
[   29.527102][  T357]  ? lock_acquire+0x134/0x160
[   29.527244][  T357]  ? rcu_is_watching+0x15/0xd0
[   29.527382][  T357]  ? rcu_is_watching+0x15/0xd0
[   29.527523][  T357]  ? trace_contention_end+0xb3/0x1a0
[   29.527662][  T357]  ? __mutex_lock+0x1db/0x2010
[   29.527801][  T357]  ? __mutex_lock+0x9b2/0x2010
[   29.527943][  T357]  ? rtnl_newlink+0x883/0xea0
[   29.528081][  T357]  ? ww_mutex_lock+0x160/0x160
[   29.528239][  T357]  ? __rtnl_newlink+0x3fa/0xa50
[   29.528389][  T357]  rtnl_newlink+0x8d1/0xea0
[   29.528535][  T357]  ? lock_acquire.part.0+0xbc/0x260
[   29.528682][  T357]  ? __rtnl_newlink+0xa50/0xa50
[   29.528830][  T357]  ? mark_usage+0x61/0x170
[   29.528979][  T357]  ? lock_acquire.part.0+0xbc/0x260
[   29.529135][  T357]  ? find_held_lock+0x2b/0x80
[   29.529288][  T357]  ? __rtnl_newlink+0xa50/0xa50
[   29.529433][  T357]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.529578][  T357]  ? __rtnl_newlink+0xa50/0xa50
[   29.529719][  T357]  rtnetlink_rcv_msg+0x40d/0x9e0
[   29.529868][  T357]  ? validate_chain+0x38b/0xc20
[   29.530015][  T357]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.530173][  T357]  ? __lock_acquire+0x508/0xc10
[   29.530315][  T357]  ? lock_acquire.part.0+0xbc/0x260
[   29.530451][  T357]  ? find_held_lock+0x2b/0x80
[   29.530596][  T357]  netlink_rcv_skb+0x14e/0x3a0
[   29.530741][  T357]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.530884][  T357]  ? netlink_ack+0xcd0/0xcd0
[   29.531029][  T357]  ? netlink_deliver_tap+0xc5/0x330
[   29.531181][  T357]  ? netlink_deliver_tap+0x13c/0x330
[   29.531335][  T357]  netlink_unicast+0x486/0x750
[   29.531485][  T357]  ? netlink_attachskb+0x810/0x810
[   29.531636][  T357]  ? __lock_acquire+0x508/0xc10
[   29.531786][  T357]  netlink_sendmsg+0x735/0xc60
[   29.531942][  T357]  ? netlink_unicast+0x750/0x750
[   29.532091][  T357]  ? __might_fault+0x97/0x140
[   29.532249][  T357]  ____sys_sendmsg+0x419/0x850
[   29.532402][  T357]  ? copy_msghdr_from_user+0x2a0/0x460
[   29.532546][  T357]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   29.532736][  T357]  ? move_addr_to_kernel+0x40/0x40
[   29.532894][  T357]  ? stack_depot_save_flags+0x367/0x770
[   29.533043][  T357]  ? validate_chain+0x38b/0xc20
[   29.533198][  T357]  ___sys_sendmsg+0x14e/0x1d0
[   29.533340][  T357]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   29.533514][  T357]  ? copy_msghdr_from_user+0x460/0x460
[   29.533665][  T357]  __sys_sendmsg+0x145/0x1f0
[   29.533805][  T357]  ? __sys_sendmsg_sock+0x20/0x20
[   29.533947][  T357]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   29.534126][  T357]  ? do_raw_spin_unlock+0x59/0x250
[   29.534266][  T357]  ? rcu_is_watching+0x15/0xd0
[   29.534407][  T357]  do_syscall_64+0x117/0xfc0
[   29.534546][  T357]  ? trace_hardirqs_off+0xd/0x30
[   29.534682][  T357]  ? exc_page_fault+0xee/0x100
[   29.534819][  T357]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   29.534994][  T357] RIP: 0033:0x7f55e66e708e
[   29.535145][  T357] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   29.535639][  T357] RSP: 002b:00007ffffc5045a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.535853][  T357] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f55e66e708e
[   29.536059][  T357] RDX: 0000000000000000 RSI: 00007ffffc504650 RDI: 0000000000000005
[   29.536273][  T357] RBP: 00007ffffc5045b0 R08: 0000000000000000 R09: 0000000000000000
[   29.536478][  T357] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   29.536694][  T357] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffc504d20
[   29.536909][  T357]  </TASK>
[   29.537013][  T357] irq event stamp: 22465
[   29.537131][  T357] hardirqs last  enabled at (22475): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.537376][  T357] hardirqs last disabled at (22482): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.537619][  T357] softirqs last  enabled at (21536): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.537868][  T357] softirqs last disabled at (21529): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.538107][  T357] ---[ end trace 0000000000000000 ]---
[   29.566013][  T359] ------------[ cut here ]------------
[   29.566757][  T359] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/359
[   29.566998][  T359] CPU: 1 UID: 0 PID: 359 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.567268][  T359] Tainted: [W]=WARN
[   29.567367][  T359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.567532][  T359] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.567702][  T359] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.568179][  T359] RSP: 0018:ffa0000000ff7020 EFLAGS: 00010286
[   29.568344][  T359] RAX: 00000000ffffffa6 RBX: ff11000010058740 RCX: 1ff40000001fedca
[   29.568534][  T359] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100587f8
[   29.568730][  T359] RBP: ff11000005439000 R08: 1fe220000200b100 R09: ff11000013b6ae58
[   29.568926][  T359] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   29.569128][  T359] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005439ce1
[   29.569324][  T359] FS:  00007fbcea2db840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   29.569551][  T359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.569715][  T359] CR2: 0000000007fe3988 CR3: 0000000013fff003 CR4: 0000000000771ef0
[   29.569915][  T359] PKRU: 55555554
[   29.570013][  T359] Call Trace:
[   29.570115][  T359]  <TASK>
[   29.570183][  T359]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.570320][  T359]  rtmsg_ifinfo+0x5c/0xb0
[   29.570418][  T359]  ? mark_held_locks+0x40/0x70
[   29.570554][  T359]  __dev_notify_flags+0x1b8/0x280
[   29.570686][  T359]  ? netif_change_name+0x8c0/0x8c0
[   29.570818][  T359]  ? __dev_change_flags+0x4a4/0x660
[   29.570952][  T359]  ? netif_set_allmulti+0x250/0x250
[   29.571080][  T359]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.571223][  T359]  ? is_bpf_text_address+0x68/0x110
[   29.571357][  T359]  netif_change_flags+0xfe/0x190
[   29.571486][  T359]  do_setlink.isra.0+0x1cc3/0x2750
[   29.571616][  T359]  ? rtnl_link_get_size+0x350/0x350
[   29.571746][  T359]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   29.571918][  T359]  ? rcu_read_lock_any_held+0x3c/0x90
[   29.572048][  T359]  ? validate_chain+0x38b/0xc20
[   29.572186][  T359]  ? rcu_read_lock_any_held+0x66/0x90
[   29.572318][  T359]  ? stack_depot_save_flags+0x367/0x770
[   29.572449][  T359]  ? __lock_acquire+0x508/0xc10
[   29.572578][  T359]  ? lock_acquire.part.0+0xbc/0x260
[   29.572706][  T359]  ? rtnl_newlink+0x883/0xea0
[   29.572847][  T359]  ? rcu_is_watching+0x15/0xd0
[   29.572975][  T359]  ? lock_acquire+0x134/0x160
[   29.573113][  T359]  ? rcu_is_watching+0x15/0xd0
[   29.573241][  T359]  ? rcu_is_watching+0x15/0xd0
[   29.573373][  T359]  ? trace_contention_end+0xb3/0x1a0
[   29.573502][  T359]  ? __mutex_lock+0x1db/0x2010
[   29.573631][  T359]  ? __mutex_lock+0x9b2/0x2010
[   29.573759][  T359]  ? rtnl_newlink+0x883/0xea0
[   29.573905][  T359]  ? ww_mutex_lock+0x160/0x160
[   29.574037][  T359]  ? __rtnl_newlink+0x3fa/0xa50
[   29.574180][  T359]  rtnl_newlink+0x8d1/0xea0
[   29.574312][  T359]  ? lock_acquire.part.0+0xbc/0x260
[   29.574440][  T359]  ? __rtnl_newlink+0xa50/0xa50
[   29.574568][  T359]  ? mark_usage+0x61/0x170
[   29.574698][  T359]  ? lock_acquire.part.0+0xbc/0x260
[   29.574830][  T359]  ? find_held_lock+0x2b/0x80
[   29.574958][  T359]  ? __rtnl_newlink+0xa50/0xa50
[   29.575086][  T359]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.575227][  T359]  ? __rtnl_newlink+0xa50/0xa50
[   29.575358][  T359]  rtnetlink_rcv_msg+0x40d/0x9e0
[   29.575493][  T359]  ? validate_chain+0x38b/0xc20
[   29.575621][  T359]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.575747][  T359]  ? __lock_acquire+0x508/0xc10
[   29.575880][  T359]  ? lock_acquire.part.0+0xbc/0x260
[   29.576006][  T359]  ? find_held_lock+0x2b/0x80
[   29.576142][  T359]  netlink_rcv_skb+0x14e/0x3a0
[   29.576273][  T359]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.576399][  T359]  ? netlink_ack+0xcd0/0xcd0
[   29.576527][  T359]  ? netlink_deliver_tap+0xc5/0x330
[   29.576653][  T359]  ? netlink_deliver_tap+0x13c/0x330
[   29.576780][  T359]  netlink_unicast+0x486/0x750
[   29.576916][  T359]  ? netlink_attachskb+0x810/0x810
[   29.577042][  T359]  ? __lock_acquire+0x508/0xc10
[   29.577176][  T359]  netlink_sendmsg+0x735/0xc60
[   29.577304][  T359]  ? netlink_unicast+0x750/0x750
[   29.577430][  T359]  ? __might_fault+0x97/0x140
[   29.577559][  T359]  ____sys_sendmsg+0x419/0x850
[   29.577685][  T359]  ? copy_msghdr_from_user+0x2a0/0x460
[   29.577812][  T359]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   29.577975][  T359]  ? move_addr_to_kernel+0x40/0x40
[   29.578113][  T359]  ? stack_depot_save_flags+0x367/0x770
[   29.578240][  T359]  ? validate_chain+0x38b/0xc20
[   29.578367][  T359]  ___sys_sendmsg+0x14e/0x1d0
[   29.578494][  T359]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   29.578653][  T359]  ? copy_msghdr_from_user+0x460/0x460
[   29.578791][  T359]  __sys_sendmsg+0x145/0x1f0
[   29.578928][  T359]  ? __sys_sendmsg_sock+0x20/0x20
[   29.579057][  T359]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   29.579227][  T359]  ? do_raw_spin_unlock+0x59/0x250
[   29.579357][  T359]  ? rcu_is_watching+0x15/0xd0
[   29.579486][  T359]  do_syscall_64+0x117/0xfc0
[   29.579615][  T359]  ? trace_hardirqs_off+0xd/0x30
[   29.579764][  T359]  ? exc_page_fault+0xee/0x100
[   29.579895][  T359]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   29.580055][  T359] RIP: 0033:0x7fbcea51508e
[   29.580200][  T359] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   29.580654][  T359] RSP: 002b:00007ffc7d4a12f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.580852][  T359] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbcea51508e
[   29.581044][  T359] RDX: 0000000000000000 RSI: 00007ffc7d4a13a0 RDI: 0000000000000005
[   29.581239][  T359] RBP: 00007ffc7d4a1300 R08: 0000000000000000 R09: 0000000000000000
[   29.581430][  T359] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c680
[   29.581620][  T359] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7d4a1a70
[   29.581818][  T359]  </TASK>
[   29.581920][  T359] irq event stamp: 15501
[   29.582018][  T359] hardirqs last  enabled at (15509): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.582250][  T359] hardirqs last disabled at (15518): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.582473][  T359] softirqs last  enabled at (14648): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.582698][  T359] softirqs last disabled at (13663): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.582922][  T359] ---[ end trace 0000000000000000 ]---
[   29.584981][   T37] ------------[ cut here ]------------
[   29.585125][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u18:0/37
[   29.585373][   T37] CPU: 1 UID: 0 PID: 37 Comm: kworker/u18:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.585640][   T37] Tainted: [W]=WARN
[   29.585728][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.585889][   T37] Workqueue: events_unbound linkwatch_event
[   29.586041][   T37] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.586202][   T37] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.586635][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[   29.586791][   T37] RAX: 00000000ffffffa6 RBX: ff11000015a88740 RCX: 1ff4000000053f02
[   29.586978][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a887f8
[   29.587172][   T37] RBP: ff11000015a01000 R08: 1fe2200002b51100 R09: ff11000001d90ba8
[   29.587365][   T37] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   29.587557][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.587747][   T37] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   29.587981][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.588152][   T37] CR2: 00007fbcea3a8574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   29.588352][   T37] PKRU: 55555554
[   29.588453][   T37] Call Trace:
[   29.588550][   T37]  <TASK>
[   29.588619][   T37]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.588748][   T37]  ? notifier_call_chain+0xb0/0x320
[   29.588885][   T37]  rtmsg_ifinfo+0x5c/0xb0
[   29.588989][   T37]  netif_state_change+0x155/0x340
[   29.589114][   T37]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   29.589267][   T37]  ? linkwatch_do_dev+0xae/0xd0
[   29.589388][   T37]  __linkwatch_run_queue+0x34c/0x750
[   29.589506][   T37]  ? linkwatch_do_dev+0xd0/0xd0
[   29.589630][   T37]  linkwatch_event+0x7f/0xb0
[   29.589750][   T37]  ? __linkwatch_run_queue+0x750/0x750
[   29.589876][   T37]  process_one_work+0xdf8/0x1410
[   29.590000][   T37]  ? pwq_dec_nr_in_flight+0x710/0x710
[   29.590130][   T37]  ? lock_acquire.part.0+0xbc/0x260
[   29.590254][   T37]  worker_thread+0x4f1/0xd60
[   29.590378][   T37]  ? rescuer_thread+0x1320/0x1320
[   29.590494][   T37]  kthread+0x367/0x460
[   29.590584][   T37]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   29.590734][   T37]  ? kthread_affine_node+0x330/0x330
[   29.590856][   T37]  ret_from_fork+0x474/0x6b0
[   29.590974][   T37]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   29.591180][   T37]  ? __switch_to+0x5a3/0xe00
[   29.591350][   T37]  ? kthread_affine_node+0x330/0x330
[   29.591468][   T37]  ret_from_fork_asm+0x11/0x20
[   29.591593][   T37]  </TASK>
[   29.591687][   T37] irq event stamp: 12145
[   29.591776][   T37] hardirqs last  enabled at (12153): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.591985][   T37] hardirqs last disabled at (12160): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.592245][   T37] softirqs last  enabled at (12264): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.592455][   T37] softirqs last disabled at (12169): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.592660][   T37] ---[ end trace 0000000000000000 ]---
[   29.623728][  T360] ------------[ cut here ]------------
[   29.623896][  T360] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/360
[   29.624139][  T360] CPU: 0 UID: 0 PID: 360 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.624406][  T360] Tainted: [W]=WARN
[   29.624505][  T360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.624673][  T360] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.624848][  T360] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.625323][  T360] RSP: 0018:ffa0000000cf7020 EFLAGS: 00010286
[   29.625489][  T360] RAX: 00000000ffffffa6 RBX: ff11000011ffee40 RCX: 1ff400000019edca
[   29.625690][  T360] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ffeef8
[   29.625894][  T360] RBP: ff1100000fd4c000 R08: 1fe22000023ffde0 R09: ff11000013b6d158
[   29.626091][  T360] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   29.626299][  T360] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd4cce1
[   29.626502][  T360] FS:  00007f63f97fb840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   29.626735][  T360] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.626904][  T360] CR2: 000000000abbd988 CR3: 0000000015a46003 CR4: 0000000000771ef0
[   29.627111][  T360] PKRU: 55555554
[   29.627211][  T360] Call Trace:
[   29.627310][  T360]  <TASK>
[   29.627378][  T360]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.627512][  T360]  rtmsg_ifinfo+0x5c/0xb0
[   29.627609][  T360]  ? mark_held_locks+0x40/0x70
[   29.627739][  T360]  __dev_notify_flags+0x1b8/0x280
[   29.627874][  T360]  ? netif_change_name+0x8c0/0x8c0
[   29.628003][  T360]  ? __dev_change_flags+0x4a4/0x660
[   29.628247][  T360]  ? netif_set_allmulti+0x250/0x250
[   29.628377][  T360]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.628508][  T360]  ? is_bpf_text_address+0x68/0x110
[   29.628639][  T360]  netif_change_flags+0xfe/0x190
[   29.628768][  T360]  do_setlink.isra.0+0x1cc3/0x2750
[   29.628905][  T360]  ? rtnl_link_get_size+0x350/0x350
[   29.629033][  T360]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   29.629281][  T360]  ? rcu_read_lock_any_held+0x3c/0x90
[   29.629413][  T360]  ? validate_chain+0x38b/0xc20
[   29.629539][  T360]  ? rcu_read_lock_any_held+0x66/0x90
[   29.629667][  T360]  ? stack_depot_save_flags+0x367/0x770
[   29.629797][  T360]  ? __lock_acquire+0x508/0xc10
[   29.629929][  T360]  ? lock_acquire.part.0+0xbc/0x260
[   29.630056][  T360]  ? rtnl_newlink+0x883/0xea0
[   29.630257][  T360]  ? rcu_is_watching+0x15/0xd0
[   29.630393][  T360]  ? lock_acquire+0x134/0x160
[   29.630526][  T360]  ? rcu_is_watching+0x15/0xd0
[   29.630656][  T360]  ? rcu_is_watching+0x15/0xd0
[   29.630790][  T360]  ? trace_contention_end+0xb3/0x1a0
[   29.630926][  T360]  ? __mutex_lock+0x1db/0x2010
[   29.631054][  T360]  ? __mutex_lock+0x9b2/0x2010
[   29.631278][  T360]  ? rtnl_newlink+0x883/0xea0
[   29.631407][  T360]  ? ww_mutex_lock+0x160/0x160
[   29.631539][  T360]  ? __rtnl_newlink+0x3fa/0xa50
[   29.631669][  T360]  rtnl_newlink+0x8d1/0xea0
[   29.631798][  T360]  ? lock_acquire.part.0+0xbc/0x260
[   29.631931][  T360]  ? __rtnl_newlink+0xa50/0xa50
[   29.632058][  T360]  ? mark_usage+0x61/0x170
[   29.632285][  T360]  ? lock_acquire.part.0+0xbc/0x260
[   29.632413][  T360]  ? find_held_lock+0x2b/0x80
[   29.632540][  T360]  ? __rtnl_newlink+0xa50/0xa50
[   29.632669][  T360]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.632804][  T360]  ? __rtnl_newlink+0xa50/0xa50
[   29.632936][  T360]  rtnetlink_rcv_msg+0x40d/0x9e0
[   29.633068][  T360]  ? validate_chain+0x38b/0xc20
[   29.633247][  T360]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.633378][  T360]  ? __lock_acquire+0x508/0xc10
[   29.633511][  T360]  ? lock_acquire.part.0+0xbc/0x260
[   29.633639][  T360]  ? find_held_lock+0x2b/0x80
[   29.633771][  T360]  netlink_rcv_skb+0x14e/0x3a0
[   29.633905][  T360]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.634034][  T360]  ? netlink_ack+0xcd0/0xcd0
[   29.634177][  T360]  ? netlink_deliver_tap+0xc5/0x330
[   29.634306][  T360]  ? netlink_deliver_tap+0x13c/0x330
[   29.634435][  T360]  netlink_unicast+0x486/0x750
[   29.634563][  T360]  ? netlink_attachskb+0x810/0x810
[   29.634696][  T360]  ? __lock_acquire+0x508/0xc10
[   29.634832][  T360]  netlink_sendmsg+0x735/0xc60
[   29.634963][  T360]  ? netlink_unicast+0x750/0x750
[   29.635095][  T360]  ? __might_fault+0x97/0x140
[   29.635233][  T360]  ____sys_sendmsg+0x419/0x850
[   29.635363][  T360]  ? copy_msghdr_from_user+0x2a0/0x460
[   29.635491][  T360]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   29.635652][  T360]  ? move_addr_to_kernel+0x40/0x40
[   29.635784][  T360]  ? stack_depot_save_flags+0x367/0x770
[   29.635919][  T360]  ? validate_chain+0x38b/0xc20
[   29.636051][  T360]  ___sys_sendmsg+0x14e/0x1d0
[   29.636189][  T360]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   29.636349][  T360]  ? copy_msghdr_from_user+0x460/0x460
[   29.636486][  T360]  __sys_sendmsg+0x145/0x1f0
[   29.636616][  T360]  ? __sys_sendmsg_sock+0x20/0x20
[   29.636747][  T360]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   29.636914][  T360]  ? do_raw_spin_unlock+0x59/0x250
[   29.637042][  T360]  ? rcu_is_watching+0x15/0xd0
[   29.637178][  T360]  do_syscall_64+0x117/0xfc0
[   29.637310][  T360]  ? trace_hardirqs_off+0xd/0x30
[   29.637444][  T360]  ? exc_page_fault+0xee/0x100
[   29.637572][  T360]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   29.637735][  T360] RIP: 0033:0x7f63f9a3508e
[   29.637875][  T360] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   29.638339][  T360] RSP: 002b:00007ffefb35d910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.638534][  T360] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f63f9a3508e
[   29.638732][  T360] RDX: 0000000000000000 RSI: 00007ffefb35d9c0 RDI: 0000000000000005
[   29.638928][  T360] RBP: 00007ffefb35d920 R08: 0000000000000000 R09: 0000000000000000
[   29.639125][  T360] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c681
[   29.639321][  T360] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefb35e090
[   29.639517][  T360]  </TASK>
[   29.639614][  T360] irq event stamp: 15319
[   29.639711][  T360] hardirqs last  enabled at (15327): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.639938][  T360] hardirqs last disabled at (15334): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.640168][  T360] softirqs last  enabled at (14962): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.640392][  T360] softirqs last disabled at (14889): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.640616][  T360] ---[ end trace 0000000000000000 ]---
[   29.648573][   T36] ------------[ cut here ]------------
[   29.648737][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u17:0/36
[   29.649025][   T36] CPU: 1 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.649348][   T36] Tainted: [W]=WARN
[   29.649451][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.649621][   T36] Workqueue: events_unbound linkwatch_event
[   29.649800][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.649990][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.650486][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   29.650664][   T36] RAX: 00000000ffffffa6 RBX: ff11000011fff8c0 RCX: 1ff4000000051f02
[   29.650882][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011fff978
[   29.651084][   T36] RBP: ff1100000fd4c000 R08: 1fe22000023fff30 R09: ff11000001d651a8
[   29.651303][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   29.651501][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.651687][   T36] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   29.651909][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.652066][   T36] CR2: 00007fbcea3a8574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   29.652272][   T36] PKRU: 55555554
[   29.652365][   T36] Call Trace:
[   29.652454][   T36]  <TASK>
[   29.652521][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.652641][   T36]  ? notifier_call_chain+0xb0/0x320
[   29.652760][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   29.652852][   T36]  netif_state_change+0x155/0x340
[   29.652972][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   29.653128][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   29.653248][   T36]  __linkwatch_run_queue+0x34c/0x750
[   29.653368][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   29.653487][   T36]  linkwatch_event+0x7f/0xb0
[   29.653603][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   29.653722][   T36]  process_one_work+0xdf8/0x1410
[   29.653847][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   29.653966][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   29.654090][   T36]  worker_thread+0x4f1/0xd60
[   29.654220][   T36]  ? rescuer_thread+0x1320/0x1320
[   29.654341][   T36]  kthread+0x367/0x460
[   29.654430][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   29.654578][   T36]  ? kthread_affine_node+0x330/0x330
[   29.654697][   T36]  ret_from_fork+0x474/0x6b0
[   29.654817][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   29.654969][   T36]  ? __switch_to+0x5a3/0xe00
[   29.655089][   T36]  ? kthread_affine_node+0x330/0x330
[   29.655213][   T36]  ret_from_fork_asm+0x11/0x20
[   29.655342][   T36]  </TASK>
[   29.655431][   T36] irq event stamp: 102357
[   29.655520][   T36] hardirqs last  enabled at (102365): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.655731][   T36] hardirqs last disabled at (102372): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.655941][   T36] softirqs last  enabled at (102000): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.656153][   T36] softirqs last disabled at (101993): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.656359][   T36] ---[ end trace 0000000000000000 ]---
[   29.657074][   T36] ------------[ cut here ]------------
[   29.657251][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u17:0/36
[   29.657521][   T36] CPU: 1 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.657822][   T36] Tainted: [W]=WARN
[   29.657926][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.658088][   T36] Workqueue: events_unbound linkwatch_event
[   29.658273][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.658439][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.658902][   T36] RSP: 0018:ffa000000028f760 EFLAGS: 00010286
[   29.659061][   T36] RAX: 00000000ffffffa6 RBX: ff1100000269a580 RCX: 1ff4000000051eb2
[   29.659257][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269a638
[   29.659445][   T36] RBP: ff11000015e6c000 R08: 1fe22000004d34c8 R09: ff11000001d651a8
[   29.659631][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   29.659822][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   29.660016][   T36] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   29.660242][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.660406][   T36] CR2: 00007fbcea3a8574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   29.660599][   T36] PKRU: 55555554
[   29.660694][   T36] Call Trace:
[   29.660789][   T36]  <TASK>
[   29.660862][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.660993][   T36]  ? notifier_call_chain+0xb0/0x320
[   29.661128][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   29.661226][   T36]  netif_state_change+0x155/0x340
[   29.661357][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   29.661517][   T36]  ? mod_delayed_work_on+0xc2/0x120
[   29.661647][   T36]  netif_set_operstate+0xc1/0x100
[   29.661777][   T36]  ? rtnl_put_cacheinfo+0x250/0x250
[   29.661908][   T36]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   29.662070][   T36]  hsr_check_carrier_and_operstate+0x4da/0x700
[   29.662235][   T36]  hsr_netdev_notify+0x387/0xad0
[   29.662363][   T36]  ? unregister_vlan_dev+0x380/0x380
[   29.662494][   T36]  ? hsr_port_get_hsr+0x150/0x150
[   29.662623][   T36]  notifier_call_chain+0xb0/0x320
[   29.662752][   T36]  netif_state_change+0x139/0x340
[   29.662885][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   29.663043][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   29.663175][   T36]  __linkwatch_run_queue+0x34c/0x750
[   29.663308][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   29.663441][   T36]  linkwatch_event+0x7f/0xb0
[   29.663566][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   29.663693][   T36]  process_one_work+0xdf8/0x1410
[   29.663828][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   29.663956][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   29.664084][   T36]  worker_thread+0x4f1/0xd60
[   29.664220][   T36]  ? rescuer_thread+0x1320/0x1320
[   29.664350][   T36]  kthread+0x367/0x460
[   29.664448][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   29.664606][   T36]  ? kthread_affine_node+0x330/0x330
[   29.664732][   T36]  ret_from_fork+0x474/0x6b0
[   29.664863][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   29.665018][   T36]  ? __switch_to+0x5a3/0xe00
[   29.665152][   T36]  ? kthread_affine_node+0x330/0x330
[   29.665281][   T36]  ret_from_fork_asm+0x11/0x20
[   29.665415][   T36]  </TASK>
[   29.665509][   T36] irq event stamp: 103257
[   29.665604][   T36] hardirqs last  enabled at (103265): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.665823][   T36] hardirqs last disabled at (103272): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.666046][   T36] softirqs last  enabled at (102842): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.666285][   T36] softirqs last disabled at (103289): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.666504][   T36] ---[ end trace 0000000000000000 ]---
[   29.666976][   T36] ------------[ cut here ]------------
[   29.667093][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u17:0/36
[   29.667337][   T36] CPU: 1 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.667606][   T36] Tainted: [W]=WARN
[   29.667696][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.667853][   T36] Workqueue: events_unbound linkwatch_event
[   29.668004][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.668754][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.669290][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   29.669457][   T36] RAX: 00000000ffffffa6 RBX: ff1100000269a3c0 RCX: 1ff4000000051f02
[   29.669654][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269a478
[   29.669852][   T36] RBP: ff110000075c9000 R08: 1fe22000004d3490 R09: ff11000001d651a8
[   29.670043][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   29.670278][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.670457][   T36] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   29.670675][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.670832][   T36] CR2: 00007fbcea3a8574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   29.671015][   T36] PKRU: 55555554
[   29.671156][   T36] Call Trace:
[   29.671243][   T36]  <TASK>
[   29.671306][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.671428][   T36]  ? notifier_call_chain+0xb0/0x320
[   29.671546][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   29.671635][   T36]  netif_state_change+0x155/0x340
[   29.671756][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   29.671911][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   29.672028][   T36]  __linkwatch_run_queue+0x34c/0x750
[   29.672198][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   29.672323][   T36]  linkwatch_event+0x7f/0xb0
[   29.672440][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   29.672558][   T36]  process_one_work+0xdf8/0x1410
[   29.672681][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   29.672797][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   29.672927][   T36]  worker_thread+0x4f1/0xd60
[   29.673047][   T36]  ? rescuer_thread+0x1320/0x1320
[   29.673216][   T36]  kthread+0x367/0x460
[   29.673310][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   29.673459][   T36]  ? kthread_affine_node+0x330/0x330
[   29.673579][   T36]  ret_from_fork+0x474/0x6b0
[   29.673700][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   29.673854][   T36]  ? __switch_to+0x5a3/0xe00
[   29.673973][   T36]  ? kthread_affine_node+0x330/0x330
[   29.674094][   T36]  ret_from_fork_asm+0x11/0x20
[   29.674268][   T36]  </TASK>
[   29.674357][   T36] irq event stamp: 105225
[   29.674446][   T36] hardirqs last  enabled at (105233): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.674661][   T36] hardirqs last disabled at (105240): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.674869][   T36] softirqs last  enabled at (105210): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.675077][   T36] softirqs last disabled at (105119): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.675331][   T36] ---[ end trace 0000000000000000 ]---
[   29.675976][   T36] ------------[ cut here ]------------
[   29.676133][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:0/36
[   29.676443][   T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.676775][   T36] Tainted: [W]=WARN
[   29.676881][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.677042][   T36] Workqueue: events_unbound linkwatch_event
[   29.677222][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.677387][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.677815][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   29.677972][   T36] RAX: 00000000ffffffa6 RBX: ff1100000269be00 RCX: 1ff4000000051f02
[   29.678162][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269beb8
[   29.678343][   T36] RBP: ff11000015e6c000 R08: 1fe22000004d37d8 R09: ff11000001d651a8
[   29.678522][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   29.678700][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.678884][   T36] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   29.679102][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.679253][   T36] CR2: 000000002c0d0988 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   29.679430][   T36] PKRU: 55555554
[   29.679519][   T36] Call Trace:
[   29.679609][   T36]  <TASK>
[   29.679672][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.679792][   T36]  ? notifier_call_chain+0xb0/0x320
[   29.679916][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   29.680008][   T36]  netif_state_change+0x155/0x340
[   29.680137][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   29.680292][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   29.680410][   T36]  __linkwatch_run_queue+0x34c/0x750
[   29.680529][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   29.680651][   T36]  linkwatch_event+0x7f/0xb0
[   29.680769][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   29.680894][   T36]  process_one_work+0xdf8/0x1410
[   29.681026][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   29.681152][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   29.681276][   T36]  worker_thread+0x4f1/0xd60
[   29.681399][   T36]  ? rescuer_thread+0x1320/0x1320
[   29.681523][   T36]  kthread+0x367/0x460
[   29.681617][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   29.681765][   T36]  ? kthread_affine_node+0x330/0x330
[   29.681890][   T36]  ret_from_fork+0x474/0x6b0
[   29.682011][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   29.682169][   T36]  ? __switch_to+0x5a3/0xe00
[   29.682291][   T36]  ? kthread_affine_node+0x330/0x330
[   29.682412][   T36]  ret_from_fork_asm+0x11/0x20
[   29.682542][   T36]  </TASK>
[   29.682630][   T36] irq event stamp: 106095
[   29.682725][   T36] hardirqs last  enabled at (106103): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.682941][   T36] hardirqs last disabled at (106110): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.683154][   T36] softirqs last  enabled at (105812): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.683369][   T36] softirqs last disabled at (105807): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.683576][   T36] ---[ end trace 0000000000000000 ]---
[   29.703477][  T361] hsr3: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   29.703851][  T361] ------------[ cut here ]------------
[   29.703982][  T361] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/361
[   29.704552][  T361] CPU: 0 UID: 0 PID: 361 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   29.704817][  T361] Tainted: [W]=WARN
[   29.704918][  T361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.705079][  T361] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   29.705324][  T361] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   29.705780][  T361] RSP: 0018:ffa0000001007020 EFLAGS: 00010286
[   29.705947][  T361] RAX: 00000000ffffffa6 RBX: ff11000005d74e40 RCX: 1ff4000000200dca
[   29.706151][  T361] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005d74ef8
[   29.706345][  T361] RBP: ff1100000f7e9000 R08: 1fe2200000bae9e0 R09: ff110000158c0b58
[   29.706539][  T361] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   29.706741][  T361] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f7e9ce1
[   29.706944][  T361] FS:  00007ff510078840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   29.707175][  T361] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.707348][  T361] CR2: 000000003e323988 CR3: 00000000132a7005 CR4: 0000000000771ef0
[   29.707543][  T361] PKRU: 55555554
[   29.707646][  T361] Call Trace:
[   29.707743][  T361]  <TASK>
[   29.707812][  T361]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   29.707950][  T361]  rtmsg_ifinfo+0x5c/0xb0
[   29.708048][  T361]  ? mark_held_locks+0x40/0x70
[   29.708194][  T361]  __dev_notify_flags+0x1b8/0x280
[   29.708327][  T361]  ? netif_change_name+0x8c0/0x8c0
[   29.708457][  T361]  ? __dev_change_flags+0x4a4/0x660
[   29.708587][  T361]  ? netif_set_allmulti+0x250/0x250
[   29.708715][  T361]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.708848][  T361]  ? is_bpf_text_address+0x68/0x110
[   29.708980][  T361]  netif_change_flags+0xfe/0x190
[   29.709115][  T361]  do_setlink.isra.0+0x1cc3/0x2750
[   29.709246][  T361]  ? rtnl_link_get_size+0x350/0x350
[   29.709377][  T361]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   29.709540][  T361]  ? rcu_read_lock_any_held+0x3c/0x90
[   29.709671][  T361]  ? validate_chain+0x38b/0xc20
[   29.709807][  T361]  ? rcu_read_lock_any_held+0x66/0x90
[   29.709945][  T361]  ? stack_depot_save_flags+0x367/0x770
[   29.710087][  T361]  ? __lock_acquire+0x508/0xc10
[   29.710224][  T361]  ? lock_acquire.part.0+0xbc/0x260
[   29.710356][  T361]  ? rtnl_newlink+0x883/0xea0
[   29.710488][  T361]  ? rcu_is_watching+0x15/0xd0
[   29.710620][  T361]  ? lock_acquire+0x134/0x160
[   29.710756][  T361]  ? rcu_is_watching+0x15/0xd0
[   29.710890][  T361]  ? rcu_is_watching+0x15/0xd0
[   29.711024][  T361]  ? trace_contention_end+0xb3/0x1a0
[   29.711163][  T361]  ? __mutex_lock+0x1db/0x2010
[   29.711296][  T361]  ? __mutex_lock+0x9b2/0x2010
[   29.711426][  T361]  ? rtnl_newlink+0x883/0xea0
[   29.711562][  T361]  ? ww_mutex_lock+0x160/0x160
[   29.711697][  T361]  ? __rtnl_newlink+0x3fa/0xa50
[   29.711834][  T361]  rtnl_newlink+0x8d1/0xea0
[   29.711965][  T361]  ? lock_acquire.part.0+0xbc/0x260
[   29.712103][  T361]  ? __rtnl_newlink+0xa50/0xa50
[   29.712232][  T361]  ? mark_usage+0x61/0x170
[   29.712366][  T361]  ? lock_acquire.part.0+0xbc/0x260
[   29.712495][  T361]  ? find_held_lock+0x2b/0x80
[   29.712625][  T361]  ? __rtnl_newlink+0xa50/0xa50
[   29.712756][  T361]  ? __lock_release.isra.0+0x6b/0x1a0
[   29.712891][  T361]  ? __rtnl_newlink+0xa50/0xa50
[   29.713022][  T361]  rtnetlink_rcv_msg+0x40d/0x9e0
[   29.713159][  T361]  ? validate_chain+0x38b/0xc20
[   29.713290][  T361]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.713420][  T361]  ? __lock_acquire+0x508/0xc10
[   29.713550][  T361]  ? lock_acquire.part.0+0xbc/0x260
[   29.713680][  T361]  ? find_held_lock+0x2b/0x80
[   29.713811][  T361]  netlink_rcv_skb+0x14e/0x3a0
[   29.713945][  T361]  ? rtnl_stats_set+0x3f0/0x3f0
[   29.714075][  T361]  ? netlink_ack+0xcd0/0xcd0
[   29.714215][  T361]  ? netlink_deliver_tap+0xc5/0x330
[   29.714344][  T361]  ? netlink_deliver_tap+0x13c/0x330
[   29.714474][  T361]  netlink_unicast+0x486/0x750
[   29.714605][  T361]  ? netlink_attachskb+0x810/0x810
[   29.714734][  T361]  ? __lock_acquire+0x508/0xc10
[   29.714868][  T361]  netlink_sendmsg+0x735/0xc60
[   29.714998][  T361]  ? netlink_unicast+0x750/0x750
[   29.715134][  T361]  ? __might_fault+0x97/0x140
[   29.715266][  T361]  ____sys_sendmsg+0x419/0x850
[   29.715396][  T361]  ? copy_msghdr_from_user+0x2a0/0x460
[   29.715524][  T361]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   29.715683][  T361]  ? move_addr_to_kernel+0x40/0x40
[   29.715811][  T361]  ? stack_depot_save_flags+0x367/0x770
[   29.715946][  T361]  ? validate_chain+0x38b/0xc20
[   29.716077][  T361]  ___sys_sendmsg+0x14e/0x1d0
[   29.716212][  T361]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   29.716374][  T361]  ? copy_msghdr_from_user+0x460/0x460
[   29.716513][  T361]  __sys_sendmsg+0x145/0x1f0
[   29.716643][  T361]  ? __sys_sendmsg_sock+0x20/0x20
[   29.716772][  T361]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   29.716944][  T361]  ? do_raw_spin_unlock+0x59/0x250
[   29.717079][  T361]  ? rcu_is_watching+0x15/0xd0
[   29.717219][  T361]  do_syscall_64+0x117/0xfc0
[   29.717354][  T361]  ? trace_hardirqs_off+0xd/0x30
[   29.717486][  T361]  ? exc_page_fault+0xee/0x100
[   29.717618][  T361]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   29.717781][  T361] RIP: 0033:0x7ff5102b208e
[   29.717925][  T361] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   29.718396][  T361] RSP: 002b:00007ffd299903f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.718595][  T361] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff5102b208e
[   29.718796][  T361] RDX: 0000000000000000 RSI: 00007ffd299904a0 RDI: 0000000000000005
[   29.718997][  T361] RBP: 00007ffd29990400 R08: 0000000000000000 R09: 0000000000000000
[   29.719202][  T361] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c681
[   29.719396][  T361] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd29990b70
[   29.719595][  T361]  </TASK>
[   29.719691][  T361] irq event stamp: 14977
[   29.719792][  T361] hardirqs last  enabled at (14985): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   29.720022][  T361] hardirqs last disabled at (14992): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   29.720255][  T361] softirqs last  enabled at (14164): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   29.720486][  T361] softirqs last disabled at (14059): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   29.720719][  T361] ---[ end trace 0000000000000000 ]---
[   30.107623][   T39] ------------[ cut here ]------------
[   30.107838][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[   30.108091][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   30.108386][   T39] Tainted: [W]=WARN
[   30.108478][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.108640][   T39] Workqueue: events_unbound linkwatch_event
[   30.108803][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   30.108975][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   30.109431][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   30.109586][   T39] RAX: 00000000ffffffa6 RBX: ff11000005dd98c0 RCX: 1ff4000000057f02
[   30.109770][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dd9978
[   30.109958][   T39] RBP: ff1100000f7f9000 R08: 1fe2200000bbb330 R09: ff11000001d951a8
[   30.110148][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   30.110328][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   30.110518][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   30.110736][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.110894][   T39] CR2: 00007f8160c08d50 CR3: 0000000004c59002 CR4: 0000000000771ef0
[   30.111074][   T39] PKRU: 55555554
[   30.111171][   T39] Call Trace:
[   30.111262][   T39]  <TASK>
[   30.111327][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   30.111454][   T39]  ? notifier_call_chain+0xb0/0x320
[   30.111576][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   30.111666][   T39]  netif_state_change+0x155/0x340
[   30.111787][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   30.111939][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   30.112057][   T39]  __linkwatch_run_queue+0x34c/0x750
[   30.112183][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   30.112309][   T39]  linkwatch_event+0x7f/0xb0
[   30.112428][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   30.112547][   T39]  process_one_work+0xdf8/0x1410
[   30.112678][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   30.112798][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   30.112926][   T39]  worker_thread+0x4f1/0xd60
[   30.113048][   T39]  ? rescuer_thread+0x1320/0x1320
[   30.113177][   T39]  kthread+0x367/0x460
[   30.113268][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   30.113417][   T39]  ? kthread_affine_node+0x330/0x330
[   30.113536][   T39]  ret_from_fork+0x474/0x6b0
[   30.113657][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   30.113806][   T39]  ? __switch_to+0x5a3/0xe00
[   30.113930][   T39]  ? kthread_affine_node+0x330/0x330
[   30.114058][   T39]  ret_from_fork_asm+0x11/0x20
[   30.114193][   T39]  </TASK>
[   30.114284][   T39] irq event stamp: 112647
[   30.114375][   T39] hardirqs last  enabled at (112655): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   30.114595][   T39] hardirqs last disabled at (112662): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   30.114803][   T39] softirqs last  enabled at (112380): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   30.115018][   T39] softirqs last disabled at (112375): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   30.115230][   T39] ---[ end trace 0000000000000000 ]---
[   30.115773][   T39] ------------[ cut here ]------------
[   30.115896][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[   30.116145][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   30.116415][   T39] Tainted: [W]=WARN
[   30.116507][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.116661][   T39] Workqueue: events_unbound linkwatch_event
[   30.116815][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   30.116976][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   30.117515][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   30.117670][   T39] RAX: 00000000ffffffa6 RBX: ff11000013814040 RCX: 1ff4000000057f02
[   30.117854][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000138140f8
[   30.118037][   T39] RBP: ff11000005439000 R08: 1fe2200002702820 R09: ff11000001d951a8
[   30.118227][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   30.118414][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   30.118602][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   30.118819][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.118979][   T39] CR2: 00007f8160c08d50 CR3: 0000000004c59002 CR4: 0000000000771ef0
[   30.119171][   T39] PKRU: 55555554
[   30.119262][   T39] Call Trace:
[   30.119352][   T39]  <TASK>
[   30.119415][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   30.119537][   T39]  ? notifier_call_chain+0xb0/0x320
[   30.119661][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   30.119753][   T39]  netif_state_change+0x155/0x340
[   30.119881][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   30.120029][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   30.120161][   T39]  __linkwatch_run_queue+0x34c/0x750
[   30.120281][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   30.120413][   T39]  linkwatch_event+0x7f/0xb0
[   30.120531][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   30.120649][   T39]  process_one_work+0xdf8/0x1410
[   30.120769][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   30.120907][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   30.121030][   T39]  worker_thread+0x4f1/0xd60
[   30.121158][   T39]  ? rescuer_thread+0x1320/0x1320
[   30.121280][   T39]  kthread+0x367/0x460
[   30.121369][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   30.121516][   T39]  ? kthread_affine_node+0x330/0x330
[   30.121633][   T39]  ret_from_fork+0x474/0x6b0
[   30.121752][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   30.121899][   T39]  ? __switch_to+0x5a3/0xe00
[   30.122018][   T39]  ? kthread_affine_node+0x330/0x330
[   30.122161][   T39]  ret_from_fork_asm+0x11/0x20
[   30.122292][   T39]  </TASK>
[   30.122386][   T39] irq event stamp: 113585
[   30.122475][   T39] hardirqs last  enabled at (113593): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   30.122687][   T39] hardirqs last disabled at (113600): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   30.122896][   T39] softirqs last  enabled at (113564): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   30.123112][   T39] softirqs last disabled at (113559): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   30.123320][   T39] ---[ end trace 0000000000000000 ]---
[   36.618460][   T67] ------------[ cut here ]------------
[   36.618650][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   36.618911][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.619215][   T67] Tainted: [W]=WARN
[   36.619316][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.619479][   T67] Workqueue: netns cleanup_net
[   36.619611][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.619771][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.620219][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   36.620425][   T67] RAX: 00000000ffffffa6 RBX: ff11000004a2cc80 RCX: 1ff4000000090eed
[   36.620625][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004a2cd38
[   36.620811][   T67] RBP: ff11000004fc9000 R08: 1fe22000009459a8 R09: ff1100000faa0bd0
[   36.621002][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   36.621200][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.621390][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   36.621608][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.621761][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[   36.621945][   T67] PKRU: 55555554
[   36.622032][   T67] Call Trace:
[   36.622128][   T67]  <TASK>
[   36.622195][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   36.622359][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   36.622509][   T67]  ? queue_rcu_work+0x7c/0xa0
[   36.622631][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   36.622752][   T67]  ? rtnl_is_locked+0x15/0x20
[   36.622873][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   36.623003][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.623205][   T67]  ops_undo_list+0x615/0x8f0
[   36.623333][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   36.623455][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.623582][   T67]  cleanup_net+0x431/0x890
[   36.623706][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   36.623829][   T67]  ? process_one_work+0xdb7/0x1410
[   36.623994][   T67]  ? lock_acquire+0x134/0x160
[   36.624169][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.624321][   T67]  process_one_work+0xdf8/0x1410
[   36.624446][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   36.624581][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   36.624712][   T67]  worker_thread+0x4f1/0xd60
[   36.624836][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.624960][   T67]  ? __kthread_parkme+0xbd/0x210
[   36.625079][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.625206][   T67]  kthread+0x367/0x460
[   36.625296][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   36.625442][   T67]  ? kthread_affine_node+0x330/0x330
[   36.625560][   T67]  ret_from_fork+0x474/0x6b0
[   36.625680][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   36.625830][   T67]  ? __switch_to+0x5a3/0xe00
[   36.625956][   T67]  ? kthread_affine_node+0x330/0x330
[   36.626073][   T67]  ret_from_fork_asm+0x11/0x20
[   36.626205][   T67]  </TASK>
[   36.626297][   T67] irq event stamp: 343239
[   36.626389][   T67] hardirqs last  enabled at (343247): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.626596][   T67] hardirqs last disabled at (343254): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.626801][   T67] softirqs last  enabled at (343102): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.627020][   T67] softirqs last disabled at (343045): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.627239][   T67] ---[ end trace 0000000000000000 ]---
[   36.640916][   T67] vethA: left promiscuous mode
[   36.641208][   T67] ------------[ cut here ]------------
[   36.641358][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   36.641647][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.641982][   T67] Tainted: [W]=WARN
[   36.642090][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.642280][   T67] Workqueue: netns cleanup_net
[   36.642435][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.642614][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.643127][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   36.643306][   T67] RAX: 00000000ffffffa6 RBX: ff11000004a2ce40 RCX: 1ff4000000090eae
[   36.643522][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004a2cef8
[   36.643735][   T67] RBP: ff110000075b9000 R08: 1fe22000009459e0 R09: ff1100000faa0bd0
[   36.643953][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   36.644183][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000117fce50
[   36.644403][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   36.644656][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.644838][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49001 CR4: 0000000000771ef0
[   36.645057][   T67] PKRU: 55555554
[   36.645170][   T67] Call Trace:
[   36.645276][   T67]  <TASK>
[   36.645350][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   36.645490][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   36.645596][   T67]  __dev_notify_flags+0x1b8/0x280
[   36.645732][   T67]  ? netdev_info+0xe2/0x116
[   36.645874][   T67]  ? netdev_notice+0x120/0x120
[   36.646018][   T67]  ? netif_change_name+0x8c0/0x8c0
[   36.646162][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   36.646335][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   36.646472][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   36.646611][   T67]  __dev_set_promiscuity+0x194/0x230
[   36.646751][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   36.646896][   T67]  netif_set_promiscuity+0x4c/0xc0
[   36.647035][   T67]  dev_set_promiscuity+0x9d/0x150
[   36.647178][   T67]  hsr_del_port+0x36d/0x490
[   36.647318][   T67]  hsr_del_ports+0x24/0x80
[   36.647551][   T67]  hsr_dellink+0x5d/0x90
[   36.647673][   T67]  default_device_exit_batch+0x19d/0x600
[   36.647814][   T67]  ? unregister_netdev+0x60/0x60
[   36.647964][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   36.648118][   T67]  ops_undo_list+0x2ce/0x8f0
[   36.648260][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   36.648401][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.648540][   T67]  cleanup_net+0x431/0x890
[   36.648680][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   36.648815][   T67]  ? process_one_work+0xdb7/0x1410
[   36.648962][   T67]  ? lock_acquire+0x134/0x160
[   36.649107][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.649250][   T67]  process_one_work+0xdf8/0x1410
[   36.649397][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   36.649535][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   36.649675][   T67]  worker_thread+0x4f1/0xd60
[   36.649811][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.649953][   T67]  ? __kthread_parkme+0xbd/0x210
[   36.650089][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.650251][   T67]  kthread+0x367/0x460
[   36.650359][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   36.650536][   T67]  ? kthread_affine_node+0x330/0x330
[   36.650673][   T67]  ret_from_fork+0x474/0x6b0
[   36.650811][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   36.650990][   T67]  ? __switch_to+0x5a3/0xe00
[   36.651134][   T67]  ? kthread_affine_node+0x330/0x330
[   36.651273][   T67]  ret_from_fork_asm+0x11/0x20
[   36.651418][   T67]  </TASK>
[   36.651523][   T67] irq event stamp: 345077
[   36.651631][   T67] hardirqs last  enabled at (345085): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.651870][   T67] hardirqs last disabled at (345092): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.652120][   T67] softirqs last  enabled at (345000): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.652355][   T67] softirqs last disabled at (344975): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.652589][   T67] ---[ end trace 0000000000000000 ]---
[   36.653034][   T67] ------------[ cut here ]------------
[   36.653206][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   36.653477][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.653786][   T67] Tainted: [W]=WARN
[   36.653896][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.654106][   T67] Workqueue: netns cleanup_net
[   36.654250][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.654431][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.654921][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   36.655093][   T67] RAX: 00000000ffffffa6 RBX: ff11000004a2d000 RCX: 1ff4000000090eb2
[   36.655301][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004a2d0b8
[   36.655503][   T67] RBP: ff110000075b9000 R08: 1fe2200000945a18 R09: ff1100000faa0bd0
[   36.655699][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   36.655909][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   36.656116][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   36.656354][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.656522][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49001 CR4: 0000000000771ef0
[   36.656722][   T67] PKRU: 55555554
[   36.656821][   T67] Call Trace:
[   36.656929][   T67]  <TASK>
[   36.657001][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.657142][   T67]  rtnetlink_event+0xe0/0x1f0
[   36.657275][   T67]  notifier_call_chain+0xb0/0x320
[   36.657414][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   36.657551][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   36.657718][   T67]  ? find_held_lock+0x2b/0x80
[   36.657854][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   36.657991][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   36.658168][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   36.658307][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   36.658446][   T67]  hsr_del_port+0x25a/0x490
[   36.658583][   T67]  hsr_del_ports+0x24/0x80
[   36.658715][   T67]  hsr_dellink+0x5d/0x90
[   36.658814][   T67]  default_device_exit_batch+0x19d/0x600
[   36.658950][   T67]  ? unregister_netdev+0x60/0x60
[   36.659085][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   36.659299][   T67]  ops_undo_list+0x2ce/0x8f0
[   36.659436][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   36.659570][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.659704][   T67]  cleanup_net+0x431/0x890
[   36.659839][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   36.659975][   T67]  ? process_one_work+0xdb7/0x1410
[   36.660176][   T67]  ? lock_acquire+0x134/0x160
[   36.660311][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.660444][   T67]  process_one_work+0xdf8/0x1410
[   36.660577][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   36.660710][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   36.660851][   T67]  worker_thread+0x4f1/0xd60
[   36.660995][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.661191][   T67]  ? __kthread_parkme+0xbd/0x210
[   36.661328][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.661521][   T67]  kthread+0x367/0x460
[   36.661620][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   36.661784][   T67]  ? kthread_affine_node+0x330/0x330
[   36.661926][   T67]  ret_from_fork+0x474/0x6b0
[   36.662066][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   36.662295][   T67]  ? __switch_to+0x5a3/0xe00
[   36.662429][   T67]  ? kthread_affine_node+0x330/0x330
[   36.662561][   T67]  ret_from_fork_asm+0x11/0x20
[   36.662700][   T67]  </TASK>
[   36.662798][   T67] irq event stamp: 346209
[   36.662901][   T67] hardirqs last  enabled at (346217): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.663194][   T67] hardirqs last disabled at (346318): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.663424][   T67] softirqs last  enabled at (346316): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.663657][   T67] softirqs last disabled at (346225): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.663988][   T67] ---[ end trace 0000000000000000 ]---
[   36.664346][   T67] vethB: left promiscuous mode
[   36.664683][   T67] ------------[ cut here ]------------
[   36.664864][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   36.665237][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.665595][   T67] Tainted: [W]=WARN
[   36.665746][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.665998][   T67] Workqueue: netns cleanup_net
[   36.666214][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.666471][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.667040][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   36.667298][   T67] RAX: 00000000ffffffa6 RBX: ff11000004a2d1c0 RCX: 1ff4000000090eae
[   36.667564][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004a2d278
[   36.667814][   T67] RBP: ff11000015a01000 R08: 1fe2200000945a50 R09: ff1100000faa0bd0
[   36.668069][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   36.668339][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010108850
[   36.668598][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   36.668895][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.669128][   T67] CR2: 00007f2bfb7c6f98 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   36.669388][   T67] PKRU: 55555554
[   36.669538][   T67] Call Trace:
[   36.669691][   T67]  <TASK>
[   36.669808][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   36.670002][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   36.670175][   T67]  __dev_notify_flags+0x1b8/0x280
[   36.670369][   T67]  ? netdev_info+0xe2/0x116
[   36.670571][   T67]  ? netdev_notice+0x120/0x120
[   36.670767][   T67]  ? netif_change_name+0x8c0/0x8c0
[   36.670974][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   36.671209][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   36.671399][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   36.671593][   T67]  __dev_set_promiscuity+0x194/0x230
[   36.671784][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   36.671987][   T67]  netif_set_promiscuity+0x4c/0xc0
[   36.672185][   T67]  dev_set_promiscuity+0x9d/0x150
[   36.672368][   T67]  hsr_del_port+0x36d/0x490
[   36.672558][   T67]  hsr_del_ports+0x3e/0x80
[   36.672743][   T67]  hsr_dellink+0x5d/0x90
[   36.672900][   T67]  default_device_exit_batch+0x19d/0x600
[   36.673086][   T67]  ? unregister_netdev+0x60/0x60
[   36.673290][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   36.673481][   T67]  ops_undo_list+0x2ce/0x8f0
[   36.673670][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   36.673852][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.674053][   T67]  cleanup_net+0x431/0x890
[   36.674254][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   36.674438][   T67]  ? process_one_work+0xdb7/0x1410
[   36.674626][   T67]  ? lock_acquire+0x134/0x160
[   36.674811][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.675004][   T67]  process_one_work+0xdf8/0x1410
[   36.675209][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   36.675398][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   36.675585][   T67]  worker_thread+0x4f1/0xd60
[   36.675772][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.675964][   T67]  ? __kthread_parkme+0xbd/0x210
[   36.676163][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.676351][   T67]  kthread+0x367/0x460
[   36.676501][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   36.676719][   T67]  ? kthread_affine_node+0x330/0x330
[   36.676909][   T67]  ret_from_fork+0x474/0x6b0
[   36.677097][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   36.677325][   T67]  ? __switch_to+0x5a3/0xe00
[   36.677512][   T67]  ? kthread_affine_node+0x330/0x330
[   36.677696][   T67]  ret_from_fork_asm+0x11/0x20
[   36.677990][   T67]  </TASK>
[   36.678153][   T67] irq event stamp: 347213
[   36.678306][   T67] hardirqs last  enabled at (347223): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.678592][   T67] hardirqs last disabled at (347232): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.678877][   T67] softirqs last  enabled at (346690): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.679185][   T67] softirqs last disabled at (346683): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.679559][   T67] ---[ end trace 0000000000000000 ]---
[   36.680028][   T67] ------------[ cut here ]------------
[   36.680243][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   36.680645][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.681002][   T67] Tainted: [W]=WARN
[   36.681288][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.681519][   T67] Workqueue: netns cleanup_net
[   36.681716][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.681963][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.682504][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   36.682728][   T67] RAX: 00000000ffffffa6 RBX: ff11000004a2d380 RCX: 1ff4000000090eb2
[   36.682985][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004a2d438
[   36.683249][   T67] RBP: ff11000015a01000 R08: 1fe2200000945a88 R09: ff1100000faa0bd0
[   36.683503][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   36.683755][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   36.684013][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   36.684316][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.684528][   T67] CR2: 00007f2bfb7c6f98 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   36.684783][   T67] PKRU: 55555554
[   36.684941][   T67] Call Trace:
[   36.685089][   T67]  <TASK>
[   36.685224][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.685414][   T67]  rtnetlink_event+0xe0/0x1f0
[   36.685602][   T67]  notifier_call_chain+0xb0/0x320
[   36.685792][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   36.685986][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   36.686220][   T67]  ? find_held_lock+0x2b/0x80
[   36.686401][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   36.686590][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   36.686801][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   36.687002][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   36.687206][   T67]  hsr_del_port+0x25a/0x490
[   36.687403][   T67]  hsr_del_ports+0x3e/0x80
[   36.687579][   T67]  hsr_dellink+0x5d/0x90
[   36.687726][   T67]  default_device_exit_batch+0x19d/0x600
[   36.687914][   T67]  ? unregister_netdev+0x60/0x60
[   36.688093][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   36.688292][   T67]  ops_undo_list+0x2ce/0x8f0
[   36.688476][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   36.688658][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.688837][   T67]  cleanup_net+0x431/0x890
[   36.689028][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   36.689216][   T67]  ? process_one_work+0xdb7/0x1410
[   36.689402][   T67]  ? lock_acquire+0x134/0x160
[   36.689670][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.689851][   T67]  process_one_work+0xdf8/0x1410
[   36.690042][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   36.690237][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   36.690507][   T67]  worker_thread+0x4f1/0xd60
[   36.690689][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.690865][   T67]  ? __kthread_parkme+0xbd/0x210
[   36.691050][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.691249][   T67]  kthread+0x367/0x460
[   36.691486][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   36.691704][   T67]  ? kthread_affine_node+0x330/0x330
[   36.691890][   T67]  ret_from_fork+0x474/0x6b0
[   36.692173][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   36.692384][   T67]  ? __switch_to+0x5a3/0xe00
[   36.692562][   T67]  ? kthread_affine_node+0x330/0x330
[   36.692739][   T67]  ret_from_fork_asm+0x11/0x20
[   36.693019][   T67]  </TASK>
[   36.693175][   T67] irq event stamp: 348221
[   36.693320][   T67] hardirqs last  enabled at (348231): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.693676][   T67] hardirqs last disabled at (348240): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.693955][   T67] softirqs last  enabled at (347622): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.694245][   T67] softirqs last disabled at (347453): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.694607][   T67] ---[ end trace 0000000000000000 ]---
[   36.696232][   T67] ------------[ cut here ]------------
[   36.696406][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   36.696705][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.697041][   T67] Tainted: [W]=WARN
[   36.697195][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.697400][   T67] Workqueue: netns cleanup_net
[   36.697578][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.697790][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.698308][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   36.698514][   T67] RAX: 00000000ffffffa6 RBX: ff11000004a2d540 RCX: 1ff4000000090eaf
[   36.698746][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004a2d5f8
[   36.698989][   T67] RBP: ff11000013a9c000 R08: 1fe2200000945ac0 R09: ff1100000faa0bd0
[   36.699237][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   36.699468][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015a01000
[   36.699704][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   36.699977][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.700257][   T67] CR2: 00007f2bfb7c6f98 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   36.700552][   T67] PKRU: 55555554
[   36.700690][   T67] Call Trace:
[   36.700831][   T67]  <TASK>
[   36.700950][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   36.701138][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   36.701295][   T67]  netif_close_many+0x2ac/0x640
[   36.701469][   T67]  ? __dev_close_many+0x530/0x530
[   36.701641][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   36.701845][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   36.702053][   T67]  ? mark_held_locks+0x40/0x70
[   36.702240][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.702413][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   36.702613][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.702790][   T67]  ? rtnl_is_locked+0x15/0x20
[   36.702967][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   36.703185][   T67]  ? unregister_netdevice_many+0x20/0x20
[   36.703362][   T67]  default_device_exit_batch+0x38b/0x600
[   36.703534][   T67]  ? unregister_netdev+0x60/0x60
[   36.703703][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   36.703876][   T67]  ops_undo_list+0x2ce/0x8f0
[   36.704063][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   36.704244][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.704420][   T67]  cleanup_net+0x431/0x890
[   36.704592][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   36.704760][   T67]  ? process_one_work+0xdb7/0x1410
[   36.704943][   T67]  ? lock_acquire+0x134/0x160
[   36.705126][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.705303][   T67]  process_one_work+0xdf8/0x1410
[   36.705477][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   36.705647][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   36.705844][   T67]  worker_thread+0x4f1/0xd60
[   36.706031][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.706212][   T67]  ? __kthread_parkme+0xbd/0x210
[   36.706386][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.706570][   T67]  kthread+0x367/0x460
[   36.706715][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   36.706930][   T67]  ? kthread_affine_node+0x330/0x330
[   36.707117][   T67]  ret_from_fork+0x474/0x6b0
[   36.707292][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   36.707498][   T67]  ? __switch_to+0x5a3/0xe00
[   36.707673][   T67]  ? kthread_affine_node+0x330/0x330
[   36.707851][   T67]  ret_from_fork_asm+0x11/0x20
[   36.708037][   T67]  </TASK>
[   36.708190][   T67] irq event stamp: 349499
[   36.708330][   T67] hardirqs last  enabled at (349509): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.708592][   T67] hardirqs last disabled at (349518): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.708856][   T67] softirqs last  enabled at (349206): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.709145][   T67] softirqs last disabled at (349193): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.709411][   T67] ---[ end trace 0000000000000000 ]---
[   36.710475][   T67] ------------[ cut here ]------------
[   36.710645][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   36.710952][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.711717][   T67] Tainted: [W]=WARN
[   36.711921][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.712189][   T67] Workqueue: netns cleanup_net
[   36.712418][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.712685][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.713242][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   36.713508][   T67] RAX: 00000000ffffffa6 RBX: ff11000011fff8c0 RCX: 1ff4000000090eaf
[   36.713789][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011fff978
[   36.714081][   T67] RBP: ff11000015a01000 R08: 1fe22000023fff30 R09: ff1100000faa0bd0
[   36.714749][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   36.715042][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005439000
[   36.715343][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   36.715662][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.715932][   T67] CR2: 00007f2bfb7c6f98 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   36.716232][   T67] PKRU: 55555554
[   36.716422][   T67] Call Trace:
[   36.716613][   T67]  <TASK>
[   36.716801][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   36.717046][   T67]  ? notifier_call_chain+0xb0/0x320
[   36.717296][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   36.717490][   T67]  netif_close_many+0x2ac/0x640
[   36.717822][   T67]  ? __dev_close_many+0x530/0x530
[   36.718007][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   36.718229][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   36.718440][   T67]  ? mark_held_locks+0x40/0x70
[   36.718614][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.718823][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   36.719033][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.719222][   T67]  ? rtnl_is_locked+0x15/0x20
[   36.719393][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   36.719595][   T67]  ? unregister_netdevice_many+0x20/0x20
[   36.719769][   T67]  default_device_exit_batch+0x38b/0x600
[   36.719956][   T67]  ? unregister_netdev+0x60/0x60
[   36.720142][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   36.720316][   T67]  ops_undo_list+0x2ce/0x8f0
[   36.720489][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   36.720657][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.720920][   T67]  cleanup_net+0x431/0x890
[   36.721092][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   36.721280][   T67]  ? process_one_work+0xdb7/0x1410
[   36.721532][   T67]  ? lock_acquire+0x134/0x160
[   36.721783][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.721964][   T67]  process_one_work+0xdf8/0x1410
[   36.722151][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   36.722323][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   36.722497][   T67]  worker_thread+0x4f1/0xd60
[   36.722669][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.722842][   T67]  ? __kthread_parkme+0xbd/0x210
[   36.723117][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.723288][   T67]  kthread+0x367/0x460
[   36.723427][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   36.723628][   T67]  ? kthread_affine_node+0x330/0x330
[   36.723800][   T67]  ret_from_fork+0x474/0x6b0
[   36.724063][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   36.724280][   T67]  ? __switch_to+0x5a3/0xe00
[   36.724453][   T67]  ? kthread_affine_node+0x330/0x330
[   36.724626][   T67]  ret_from_fork_asm+0x11/0x20
[   36.724803][   T67]  </TASK>
[   36.724955][   T67] irq event stamp: 354843
[   36.725109][   T67] hardirqs last  enabled at (354855): [<ffffffffa5d61d1c>] irqentry_exit+0x21c/0x710
[   36.725378][   T67] hardirqs last disabled at (354864): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.725669][   T67] softirqs last  enabled at (354454): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.725939][   T67] softirqs last disabled at (354279): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.726301][   T67] ---[ end trace 0000000000000000 ]---
[   36.727342][   T67] ------------[ cut here ]------------
[   36.727513][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   36.727891][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.728642][   T67] Tainted: [W]=WARN
[   36.728837][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.729119][   T67] Workqueue: netns cleanup_net
[   36.729353][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.729617][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.730178][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   36.730442][   T67] RAX: 00000000ffffffa6 RBX: ff11000011ffee40 RCX: 1ff4000000090eaf
[   36.730721][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ffeef8
[   36.731021][   T67] RBP: ff11000005439000 R08: 1fe22000023ffde0 R09: ff1100000faa0bd0
[   36.731319][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   36.731604][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075b9000
[   36.731976][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   36.732304][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.732556][   T67] CR2: 00007f2bfb7c6f98 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   36.732843][   T67] PKRU: 55555554
[   36.733043][   T67] Call Trace:
[   36.733247][   T67]  <TASK>
[   36.733410][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   36.733632][   T67]  ? notifier_call_chain+0xb0/0x320
[   36.733898][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   36.734093][   T67]  netif_close_many+0x2ac/0x640
[   36.734385][   T67]  ? __dev_close_many+0x530/0x530
[   36.734610][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   36.734866][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   36.735139][   T67]  ? mark_held_locks+0x40/0x70
[   36.735367][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.735727][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   36.736090][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.736285][   T67]  ? rtnl_is_locked+0x15/0x20
[   36.736456][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   36.736659][   T67]  ? unregister_netdevice_many+0x20/0x20
[   36.736831][   T67]  default_device_exit_batch+0x38b/0x600
[   36.737012][   T67]  ? unregister_netdev+0x60/0x60
[   36.737201][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   36.737379][   T67]  ops_undo_list+0x2ce/0x8f0
[   36.737558][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   36.737731][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.737911][   T67]  cleanup_net+0x431/0x890
[   36.738186][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   36.738358][   T67]  ? process_one_work+0xdb7/0x1410
[   36.738530][   T67]  ? lock_acquire+0x134/0x160
[   36.738701][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.738889][   T67]  process_one_work+0xdf8/0x1410
[   36.739064][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   36.739246][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   36.739503][   T67]  worker_thread+0x4f1/0xd60
[   36.739678][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.739854][   T67]  ? __kthread_parkme+0xbd/0x210
[   36.740035][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.740225][   T67]  kthread+0x367/0x460
[   36.740367][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   36.740569][   T67]  ? kthread_affine_node+0x330/0x330
[   36.740739][   T67]  ret_from_fork+0x474/0x6b0
[   36.740923][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   36.741140][   T67]  ? __switch_to+0x5a3/0xe00
[   36.741321][   T67]  ? kthread_affine_node+0x330/0x330
[   36.741499][   T67]  ret_from_fork_asm+0x11/0x20
[   36.741681][   T67]  </TASK>
[   36.741908][   T67] irq event stamp: 360819
[   36.742144][   T67] hardirqs last  enabled at (360831): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.742406][   T67] hardirqs last disabled at (360840): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.742668][   T67] softirqs last  enabled at (360500): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.743019][   T67] softirqs last disabled at (360473): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.743295][   T67] ---[ end trace 0000000000000000 ]---
[   36.744809][   T67] ------------[ cut here ]------------
[   36.744985][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   36.745805][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.746205][   T67] Tainted: [W]=WARN
[   36.746399][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.746651][   T67] Workqueue: netns cleanup_net
[   36.746927][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.747221][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.747758][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   36.748037][   T67] RAX: 00000000ffffffa6 RBX: ff11000004db1540 RCX: 1ff4000000090eaf
[   36.748336][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004db15f8
[   36.748615][   T67] RBP: ff110000075b9000 R08: 1fe22000009b62c0 R09: ff1100000faa0bd0
[   36.748905][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   36.749198][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f7f9000
[   36.749483][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   36.749796][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.750058][   T67] CR2: 00007f2bfb7c6f98 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   36.750352][   T67] PKRU: 55555554
[   36.750542][   T67] Call Trace:
[   36.750728][   T67]  <TASK>
[   36.750895][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   36.751138][   T67]  ? notifier_call_chain+0xb0/0x320
[   36.751360][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   36.751549][   T67]  netif_close_many+0x2ac/0x640
[   36.751771][   T67]  ? __dev_close_many+0x530/0x530
[   36.752001][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   36.752297][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   36.752608][   T67]  ? mark_held_locks+0x40/0x70
[   36.752779][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.752961][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   36.753176][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.753347][   T67]  ? rtnl_is_locked+0x15/0x20
[   36.753515][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   36.753717][   T67]  ? unregister_netdevice_many+0x20/0x20
[   36.753897][   T67]  default_device_exit_batch+0x38b/0x600
[   36.754073][   T67]  ? unregister_netdev+0x60/0x60
[   36.754258][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   36.754433][   T67]  ops_undo_list+0x2ce/0x8f0
[   36.754608][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   36.754778][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.754962][   T67]  cleanup_net+0x431/0x890
[   36.755149][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   36.755324][   T67]  ? process_one_work+0xdb7/0x1410
[   36.755497][   T67]  ? lock_acquire+0x134/0x160
[   36.755670][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.755847][   T67]  process_one_work+0xdf8/0x1410
[   36.756032][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   36.756213][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   36.756389][   T67]  worker_thread+0x4f1/0xd60
[   36.756560][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.756735][   T67]  ? __kthread_parkme+0xbd/0x210
[   36.756912][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.757082][   T67]  kthread+0x367/0x460
[   36.757237][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   36.757439][   T67]  ? kthread_affine_node+0x330/0x330
[   36.757608][   T67]  ret_from_fork+0x474/0x6b0
[   36.757779][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   36.757988][   T67]  ? __switch_to+0x5a3/0xe00
[   36.758172][   T67]  ? kthread_affine_node+0x330/0x330
[   36.758342][   T67]  ret_from_fork_asm+0x11/0x20
[   36.758516][   T67]  </TASK>
[   36.758654][   T67] irq event stamp: 366763
[   36.758791][   T67] hardirqs last  enabled at (366773): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.759056][   T67] hardirqs last disabled at (366782): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.759326][   T67] softirqs last  enabled at (366408): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.759584][   T67] softirqs last disabled at (366263): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.759841][   T67] ---[ end trace 0000000000000000 ]---
[   36.760818][   T67] ------------[ cut here ]------------
[   36.760999][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   36.761815][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.762223][   T67] Tainted: [W]=WARN
[   36.762418][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.762675][   T67] Workqueue: netns cleanup_net
[   36.762915][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.763190][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.763726][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   36.763992][   T67] RAX: 00000000ffffffa6 RBX: ff11000005d74580 RCX: 1ff4000000090eaf
[   36.764313][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005d74638
[   36.764592][   T67] RBP: ff1100000f7f9000 R08: 1fe2200000bae8c8 R09: ff1100000faa0bd0
[   36.764873][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   36.765179][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000051a9000
[   36.765467][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   36.765780][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.766038][   T67] CR2: 00007f2bfb7c6f98 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   36.766335][   T67] PKRU: 55555554
[   36.766529][   T67] Call Trace:
[   36.766718][   T67]  <TASK>
[   36.766877][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   36.767117][   T67]  ? notifier_call_chain+0xb0/0x320
[   36.767339][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   36.767531][   T67]  netif_close_many+0x2ac/0x640
[   36.767751][   T67]  ? __dev_close_many+0x530/0x530
[   36.767978][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   36.768245][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   36.768560][   T67]  ? mark_held_locks+0x40/0x70
[   36.768846][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.769022][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   36.769238][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.769410][   T67]  ? rtnl_is_locked+0x15/0x20
[   36.769581][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   36.769786][   T67]  ? unregister_netdevice_many+0x20/0x20
[   36.769963][   T67]  default_device_exit_batch+0x38b/0x600
[   36.770164][   T67]  ? unregister_netdev+0x60/0x60
[   36.770347][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   36.770522][   T67]  ops_undo_list+0x2ce/0x8f0
[   36.770695][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   36.770863][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.771050][   T67]  cleanup_net+0x431/0x890
[   36.771236][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   36.771405][   T67]  ? process_one_work+0xdb7/0x1410
[   36.771578][   T67]  ? lock_acquire+0x134/0x160
[   36.771748][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.771929][   T67]  process_one_work+0xdf8/0x1410
[   36.772117][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   36.772286][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   36.772463][   T67]  worker_thread+0x4f1/0xd60
[   36.772634][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.772804][   T67]  ? __kthread_parkme+0xbd/0x210
[   36.772984][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.773178][   T67]  kthread+0x367/0x460
[   36.773321][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   36.773524][   T67]  ? kthread_affine_node+0x330/0x330
[   36.773712][   T67]  ret_from_fork+0x474/0x6b0
[   36.773891][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   36.774091][   T67]  ? __switch_to+0x5a3/0xe00
[   36.774276][   T67]  ? kthread_affine_node+0x330/0x330
[   36.774445][   T67]  ret_from_fork_asm+0x11/0x20
[   36.774621][   T67]  </TASK>
[   36.774759][   T67] irq event stamp: 372723
[   36.774903][   T67] hardirqs last  enabled at (372733): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.775177][   T67] hardirqs last disabled at (372744): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.775435][   T67] softirqs last  enabled at (372450): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.775692][   T67] softirqs last disabled at (372439): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.775957][   T67] ---[ end trace 0000000000000000 ]---
[   36.784075][   T67] ------------[ cut here ]------------
[   36.784279][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   36.784564][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.784890][   T67] Tainted: [W]=WARN
[   36.785026][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.785237][   T67] Workqueue: netns cleanup_net
[   36.785415][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.785619][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.786127][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   36.786330][   T67] RAX: 00000000ffffffa6 RBX: ff11000004f8e040 RCX: 1ff4000000090eaf
[   36.786564][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8e0f8
[   36.786791][   T67] RBP: ff110000051a9000 R08: 1fe22000009f1c20 R09: ff1100000faa0bd0
[   36.787029][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   36.787411][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   36.787697][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   36.788039][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.788308][   T67] CR2: 00007f2bfb7c6f98 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   36.788617][   T67] PKRU: 55555554
[   36.788806][   T67] Call Trace:
[   36.789003][   T67]  <TASK>
[   36.789202][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   36.789434][   T67]  ? notifier_call_chain+0xb0/0x320
[   36.789654][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   36.789845][   T67]  netif_close_many+0x2ac/0x640
[   36.790078][   T67]  ? __dev_close_many+0x530/0x530
[   36.790325][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   36.790572][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   36.790824][   T67]  ? mark_held_locks+0x40/0x70
[   36.791052][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.791286][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   36.791563][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.791781][   T67]  ? rtnl_is_locked+0x15/0x20
[   36.792010][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   36.792306][   T67]  ? unregister_netdevice_many+0x20/0x20
[   36.792529][   T67]  default_device_exit_batch+0x38b/0x600
[   36.792749][   T67]  ? unregister_netdev+0x60/0x60
[   36.792977][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   36.793224][   T67]  ops_undo_list+0x2ce/0x8f0
[   36.793448][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   36.793671][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.793901][   T67]  cleanup_net+0x431/0x890
[   36.794137][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   36.794353][   T67]  ? process_one_work+0xdb7/0x1410
[   36.794575][   T67]  ? lock_acquire+0x134/0x160
[   36.794797][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.795027][   T67]  process_one_work+0xdf8/0x1410
[   36.795265][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   36.795488][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   36.795672][   T67]  worker_thread+0x4f1/0xd60
[   36.795841][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.796019][   T67]  ? __kthread_parkme+0xbd/0x210
[   36.796205][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.796375][   T67]  kthread+0x367/0x460
[   36.796513][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   36.796717][   T67]  ? kthread_affine_node+0x330/0x330
[   36.796894][   T67]  ret_from_fork+0x474/0x6b0
[   36.797065][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   36.797273][   T67]  ? __switch_to+0x5a3/0xe00
[   36.797445][   T67]  ? kthread_affine_node+0x330/0x330
[   36.797614][   T67]  ret_from_fork_asm+0x11/0x20
[   36.797790][   T67]  </TASK>
[   36.797952][   T67] irq event stamp: 385217
[   36.798110][   T67] hardirqs last  enabled at (385229): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.798368][   T67] hardirqs last disabled at (385238): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.798623][   T67] softirqs last  enabled at (385080): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.798881][   T67] softirqs last disabled at (385055): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.799164][   T67] ---[ end trace 0000000000000000 ]---
[   36.800320][   T67] ------------[ cut here ]------------
[   36.800483][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   36.800760][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.801077][   T67] Tainted: [W]=WARN
[   36.801247][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.801440][   T67] Workqueue: netns cleanup_net
[   36.801611][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.801809][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.802293][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   36.802488][   T67] RAX: 00000000ffffffa6 RBX: ff1100000269ae40 RCX: 1ff4000000090ed5
[   36.802709][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269aef8
[   36.802935][   T67] RBP: ff11000013a9c000 R08: 1fe22000004d35e0 R09: ff1100000faa0bd0
[   36.803172][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   36.803394][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.803617][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   36.803866][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.804068][   T67] CR2: 00007f2bfb7c6f98 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   36.804300][   T67] PKRU: 55555554
[   36.804434][   T67] Call Trace:
[   36.804567][   T67]  <TASK>
[   36.804673][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   36.804872][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   36.805072][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.805254][   T67]  ? rtnl_is_locked+0x15/0x20
[   36.805419][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   36.805617][   T67]  default_device_exit_batch+0x38b/0x600
[   36.805784][   T67]  ? unregister_netdev+0x60/0x60
[   36.805954][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   36.806133][   T67]  ops_undo_list+0x2ce/0x8f0
[   36.806301][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   36.806467][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.806633][   T67]  cleanup_net+0x431/0x890
[   36.806798][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   36.806971][   T67]  ? process_one_work+0xdb7/0x1410
[   36.807150][   T67]  ? lock_acquire+0x134/0x160
[   36.807318][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.807485][   T67]  process_one_work+0xdf8/0x1410
[   36.807653][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   36.807819][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   36.807989][   T67]  worker_thread+0x4f1/0xd60
[   36.808167][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.808332][   T67]  ? __kthread_parkme+0xbd/0x210
[   36.808498][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.808662][   T67]  kthread+0x367/0x460
[   36.808798][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   36.809008][   T67]  ? kthread_affine_node+0x330/0x330
[   36.809188][   T67]  ret_from_fork+0x474/0x6b0
[   36.809355][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   36.809550][   T67]  ? __switch_to+0x5a3/0xe00
[   36.809717][   T67]  ? kthread_affine_node+0x330/0x330
[   36.809890][   T67]  ret_from_fork_asm+0x11/0x20
[   36.810062][   T67]  </TASK>
[   36.810212][   T67] irq event stamp: 388927
[   36.810347][   T67] hardirqs last  enabled at (388937): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.810599][   T67] hardirqs last disabled at (388946): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.810848][   T67] softirqs last  enabled at (388414): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.811118][   T67] softirqs last disabled at (388371): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.811372][   T67] ---[ end trace 0000000000000000 ]---
[   36.815162][   T67] ------------[ cut here ]------------
[   36.815351][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   36.815628][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.815952][   T67] Tainted: [W]=WARN
[   36.816089][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.816295][   T67] Workqueue: netns cleanup_net
[   36.816475][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.816675][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.817161][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   36.817357][   T67] RAX: 00000000ffffffa6 RBX: ff1100000269aac0 RCX: 1ff4000000090ed5
[   36.817576][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269ab78
[   36.817799][   T67] RBP: ff11000015a01000 R08: 1fe22000004d3570 R09: ff1100000faa0bd0
[   36.818024][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   36.818365][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.818641][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   36.818943][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.819197][   T67] CR2: 00007f2bfb7c6f98 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   36.819465][   T67] PKRU: 55555554
[   36.819644][   T67] Call Trace:
[   36.819825][   T67]  <TASK>
[   36.819985][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   36.820241][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   36.820480][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.820698][   T67]  ? rtnl_is_locked+0x15/0x20
[   36.820919][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   36.821176][   T67]  default_device_exit_batch+0x38b/0x600
[   36.821391][   T67]  ? unregister_netdev+0x60/0x60
[   36.821604][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   36.821816][   T67]  ops_undo_list+0x2ce/0x8f0
[   36.822033][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   36.822262][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.822475][   T67]  cleanup_net+0x431/0x890
[   36.822715][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   36.822933][   T67]  ? process_one_work+0xdb7/0x1410
[   36.823157][   T67]  ? lock_acquire+0x134/0x160
[   36.823369][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.823583][   T67]  process_one_work+0xdf8/0x1410
[   36.823801][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   36.824019][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   36.824257][   T67]  worker_thread+0x4f1/0xd60
[   36.824469][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.824690][   T67]  ? __kthread_parkme+0xbd/0x210
[   36.824966][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.825244][   T67]  kthread+0x367/0x460
[   36.825476][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   36.825772][   T67]  ? kthread_affine_node+0x330/0x330
[   36.826037][   T67]  ret_from_fork+0x474/0x6b0
[   36.826301][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   36.826493][   T67]  ? __switch_to+0x5a3/0xe00
[   36.826658][   T67]  ? kthread_affine_node+0x330/0x330
[   36.826824][   T67]  ret_from_fork_asm+0x11/0x20
[   36.827002][   T67]  </TASK>
[   36.827150][   T67] irq event stamp: 396609
[   36.827285][   T67] hardirqs last  enabled at (396619): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.827535][   T67] hardirqs last disabled at (396628): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.827785][   T67] softirqs last  enabled at (396554): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.828072][   T67] softirqs last disabled at (396381): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.828339][   T67] ---[ end trace 0000000000000000 ]---
[   36.829608][   T67] vethA (unregistering): left promiscuous mode
[   36.829946][   T67] ------------[ cut here ]------------
[   36.830365][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   36.830642][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.830960][   T67] Tainted: [W]=WARN
[   36.831108][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.831302][   T67] Workqueue: netns cleanup_net
[   36.831474][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.831680][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.832163][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   36.832358][   T67] RAX: 00000000ffffffa6 RBX: ff1100000269a580 RCX: 1ff4000000090ed5
[   36.832578][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269a638
[   36.832800][   T67] RBP: ff11000005439000 R08: 1fe22000004d34c8 R09: ff1100000faa0bd0
[   36.833026][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   36.833261][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.833486][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   36.833744][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.833949][   T67] CR2: 00007f2bfb7c6f98 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   36.834191][   T67] PKRU: 55555554
[   36.834327][   T67] Call Trace:
[   36.834463][   T67]  <TASK>
[   36.834595][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   36.834800][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   36.835001][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.835180][   T67]  ? rtnl_is_locked+0x15/0x20
[   36.835345][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   36.835543][   T67]  default_device_exit_batch+0x38b/0x600
[   36.835710][   T67]  ? unregister_netdev+0x60/0x60
[   36.835874][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   36.836053][   T67]  ops_undo_list+0x2ce/0x8f0
[   36.836237][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   36.836399][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.836567][   T67]  cleanup_net+0x431/0x890
[   36.836733][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   36.836903][   T67]  ? process_one_work+0xdb7/0x1410
[   36.837071][   T67]  ? lock_acquire+0x134/0x160
[   36.837250][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.837423][   T67]  process_one_work+0xdf8/0x1410
[   36.837594][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   36.837760][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   36.837936][   T67]  worker_thread+0x4f1/0xd60
[   36.838117][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.838303][   T67]  ? __kthread_parkme+0xbd/0x210
[   36.838469][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.838641][   T67]  kthread+0x367/0x460
[   36.838778][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   36.838997][   T67]  ? kthread_affine_node+0x330/0x330
[   36.839177][   T67]  ret_from_fork+0x474/0x6b0
[   36.839345][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   36.839541][   T67]  ? __switch_to+0x5a3/0xe00
[   36.839710][   T67]  ? kthread_affine_node+0x330/0x330
[   36.839881][   T67]  ret_from_fork_asm+0x11/0x20
[   36.840062][   T67]  </TASK>
[   36.840207][   T67] irq event stamp: 399879
[   36.840342][   T67] hardirqs last  enabled at (399889): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.840594][   T67] hardirqs last disabled at (399898): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.840847][   T67] softirqs last  enabled at (399514): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.841121][   T67] softirqs last disabled at (399501): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.841371][   T67] ---[ end trace 0000000000000000 ]---
[   36.844729][   T67] ------------[ cut here ]------------
[   36.844918][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   36.846075][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.846633][   T67] Tainted: [W]=WARN
[   36.846899][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.847171][   T67] Workqueue: netns cleanup_net
[   36.847392][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.847648][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.848183][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   36.848429][   T67] RAX: 00000000ffffffa6 RBX: ff11000013a60040 RCX: 1ff4000000090ed5
[   36.848701][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a600f8
[   36.848977][   T67] RBP: ff110000075b9000 R08: 1fe220000274c020 R09: ff1100000faa0bd0
[   36.849254][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   36.849521][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.849792][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   36.850119][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.850360][   T67] CR2: 00007f2bfb7c6f98 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   36.850628][   T67] PKRU: 55555554
[   36.850807][   T67] Call Trace:
[   36.850993][   T67]  <TASK>
[   36.851159][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   36.851405][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   36.851643][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.851853][   T67]  ? rtnl_is_locked+0x15/0x20
[   36.852070][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   36.852327][   T67]  default_device_exit_batch+0x38b/0x600
[   36.852541][   T67]  ? unregister_netdev+0x60/0x60
[   36.852754][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   36.852979][   T67]  ops_undo_list+0x2ce/0x8f0
[   36.853211][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   36.853421][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.853693][   T67]  cleanup_net+0x431/0x890
[   36.853961][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   36.854246][   T67]  ? process_one_work+0xdb7/0x1410
[   36.854503][   T67]  ? lock_acquire+0x134/0x160
[   36.854768][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.855038][   T67]  process_one_work+0xdf8/0x1410
[   36.855290][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   36.855453][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   36.855621][   T67]  worker_thread+0x4f1/0xd60
[   36.855788][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.855977][   T67]  ? __kthread_parkme+0xbd/0x210
[   36.856200][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.856372][   T67]  kthread+0x367/0x460
[   36.856509][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   36.856706][   T67]  ? kthread_affine_node+0x330/0x330
[   36.856871][   T67]  ret_from_fork+0x474/0x6b0
[   36.857046][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   36.857252][   T67]  ? __switch_to+0x5a3/0xe00
[   36.857418][   T67]  ? kthread_affine_node+0x330/0x330
[   36.857588][   T67]  ret_from_fork_asm+0x11/0x20
[   36.857759][   T67]  </TASK>
[   36.857900][   T67] irq event stamp: 407771
[   36.858034][   T67] hardirqs last  enabled at (407781): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.858301][   T67] hardirqs last disabled at (407792): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.858550][   T67] softirqs last  enabled at (407614): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.858804][   T67] softirqs last disabled at (407457): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.859063][   T67] ---[ end trace 0000000000000000 ]---
[   36.866725][   T67] vethB (unregistering): left promiscuous mode
[   36.867034][   T67] ------------[ cut here ]------------
[   36.867165][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   36.867401][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.867672][   T67] Tainted: [W]=WARN
[   36.867763][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.867916][   T67] Workqueue: netns cleanup_net
[   36.868040][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.868204][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.868627][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   36.868779][   T67] RAX: 00000000ffffffa6 RBX: ff11000011537700 RCX: 1ff4000000090ed5
[   36.869019][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000115377b8
[   36.869292][   T67] RBP: ff1100000f7f9000 R08: 1fe22000022a6ef8 R09: ff1100000faa0bd0
[   36.869555][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   36.869809][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.870073][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   36.870336][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.870517][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03006 CR4: 0000000000771ef0
[   36.870694][   T67] PKRU: 55555554
[   36.870784][   T67] Call Trace:
[   36.870874][   T67]  <TASK>
[   36.870944][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   36.871095][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   36.871255][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.871373][   T67]  ? rtnl_is_locked+0x15/0x20
[   36.871497][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   36.871657][   T67]  default_device_exit_batch+0x38b/0x600
[   36.871774][   T67]  ? unregister_netdev+0x60/0x60
[   36.871896][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   36.872026][   T67]  ops_undo_list+0x2ce/0x8f0
[   36.872148][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   36.872267][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.872386][   T67]  cleanup_net+0x431/0x890
[   36.872513][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   36.872631][   T67]  ? process_one_work+0xdb7/0x1410
[   36.872748][   T67]  ? lock_acquire+0x134/0x160
[   36.872865][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.872991][   T67]  process_one_work+0xdf8/0x1410
[   36.873119][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   36.873238][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   36.873360][   T67]  worker_thread+0x4f1/0xd60
[   36.873482][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.873600][   T67]  ? __kthread_parkme+0xbd/0x210
[   36.873719][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.873838][   T67]  kthread+0x367/0x460
[   36.873933][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   36.874084][   T67]  ? kthread_affine_node+0x330/0x330
[   36.874212][   T67]  ret_from_fork+0x474/0x6b0
[   36.874332][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   36.874479][   T67]  ? __switch_to+0x5a3/0xe00
[   36.874597][   T67]  ? kthread_affine_node+0x330/0x330
[   36.874715][   T67]  ret_from_fork_asm+0x11/0x20
[   36.874841][   T67]  </TASK>
[   36.874937][   T67] irq event stamp: 416553
[   36.875026][   T67] hardirqs last  enabled at (416561): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.875252][   T67] hardirqs last disabled at (416570): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.875456][   T67] softirqs last  enabled at (416244): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.875663][   T67] softirqs last disabled at (416235): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.875864][   T67] ---[ end trace 0000000000000000 ]---
[   36.884467][   T67] ------------[ cut here ]------------
[   36.884617][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   36.884850][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.885137][   T67] Tainted: [W]=WARN
[   36.885227][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.885377][   T67] Workqueue: netns cleanup_net
[   36.885506][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.885663][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.886102][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   36.886285][   T67] RAX: 00000000ffffffa6 RBX: ff11000013d30c80 RCX: 1ff4000000090ed5
[   36.886464][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d30d38
[   36.886642][   T67] RBP: ff110000051a9000 R08: 1fe22000027a61a8 R09: ff1100000faa0bd0
[   36.886819][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   36.887004][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.887193][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   36.887402][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.887551][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03006 CR4: 0000000000771ef0
[   36.887728][   T67] PKRU: 55555554
[   36.887818][   T67] Call Trace:
[   36.887914][   T67]  <TASK>
[   36.887980][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   36.888136][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   36.888285][   T67]  ? mutex_is_locked+0x1c/0x50
[   36.888409][   T67]  ? rtnl_is_locked+0x15/0x20
[   36.888527][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   36.888676][   T67]  default_device_exit_batch+0x38b/0x600
[   36.888795][   T67]  ? unregister_netdev+0x60/0x60
[   36.888925][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   36.889046][   T67]  ops_undo_list+0x2ce/0x8f0
[   36.889170][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   36.889288][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.889409][   T67]  cleanup_net+0x431/0x890
[   36.889529][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   36.889647][   T67]  ? process_one_work+0xdb7/0x1410
[   36.889770][   T67]  ? lock_acquire+0x134/0x160
[   36.889894][   T67]  ? rcu_is_watching+0x15/0xd0
[   36.890019][   T67]  process_one_work+0xdf8/0x1410
[   36.890144][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   36.890264][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   36.890385][   T67]  worker_thread+0x4f1/0xd60
[   36.890505][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.890625][   T67]  ? __kthread_parkme+0xbd/0x210
[   36.890748][   T67]  ? rescuer_thread+0x1320/0x1320
[   36.890868][   T67]  kthread+0x367/0x460
[   36.890972][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   36.891126][   T67]  ? kthread_affine_node+0x330/0x330
[   36.891246][   T67]  ret_from_fork+0x474/0x6b0
[   36.891366][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   36.891514][   T67]  ? __switch_to+0x5a3/0xe00
[   36.891636][   T67]  ? kthread_affine_node+0x330/0x330
[   36.891755][   T67]  ret_from_fork_asm+0x11/0x20
[   36.891880][   T67]  </TASK>
[   36.891974][   T67] irq event stamp: 426397
[   36.892064][   T67] hardirqs last  enabled at (426405): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.892277][   T67] hardirqs last disabled at (426414): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.892497][   T67] softirqs last  enabled at (426082): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.892729][   T67] softirqs last disabled at (426077): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.892937][   T67] ---[ end trace 0000000000000000 ]---
[   36.903365][  T396] ------------[ cut here ]------------
[   36.903590][  T396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/396
[   36.903906][  T396] CPU: 0 UID: 0 PID: 396 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.904274][  T396] Tainted: [W]=WARN
[   36.904420][  T396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.904650][  T396] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.904897][  T396] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.905614][  T396] RSP: 0018:ffa0000001037ab0 EFLAGS: 00010286
[   36.905875][  T396] RAX: 00000000ffffffa6 RBX: ff11000015a4f1c0 RCX: 1ff4000000206f1c
[   36.906235][  T396] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a4f278
[   36.906502][  T396] RBP: ff1100000f131000 R08: 1fe2200002b49e50 R09: ff110000158bd180
[   36.906764][  T396] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   36.907056][  T396] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f131000
[   36.907356][  T396] FS:  00007fae9453e840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   36.907684][  T396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.907937][  T396] CR2: 00007fae9473fc20 CR3: 00000000133cc003 CR4: 0000000000771ef0
[   36.908256][  T396] PKRU: 55555554
[   36.908413][  T396] Call Trace:
[   36.908568][  T396]  <TASK>
[   36.908678][  T396]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   36.908889][  T396]  ? notifier_call_chain+0xb0/0x320
[   36.909108][  T396]  rtmsg_ifinfo+0x5c/0xb0
[   36.909249][  T396]  register_netdevice+0x137a/0x1980
[   36.909442][  T396]  ? unregister_netdevice_queue+0x470/0x470
[   36.909682][  T396]  register_netdev+0x23/0x40
[   36.909867][  T396]  loopback_net_init+0x7d/0x150
[   36.910054][  T396]  ops_init+0x187/0x560
[   36.910211][  T396]  setup_net+0x11b/0x3b0
[   36.910345][  T396]  ? unregister_pernet_device+0x80/0x80
[   36.910511][  T396]  ? lockdep_init_map_type+0x5d/0x250
[   36.910685][  T396]  ? mutex_init_lockdep+0xf6/0x120
[   36.910880][  T396]  copy_net_ns+0x2fd/0x450
[   36.911064][  T396]  create_new_namespaces+0x371/0xa10
[   36.911246][  T396]  unshare_nsproxy_namespaces+0xa5/0x150
[   36.911429][  T396]  ksys_unshare+0x47e/0x8c0
[   36.911636][  T396]  ? walk_process_tree+0x350/0x350
[   36.911840][  T396]  ? __ia32_sys_open+0x1b0/0x1b0
[   36.912081][  T396]  __x64_sys_unshare+0x34/0x50
[   36.912293][  T396]  ? do_syscall_64+0x82/0xfc0
[   36.912482][  T396]  do_syscall_64+0x117/0xfc0
[   36.912670][  T396]  ? trace_hardirqs_off+0xd/0x30
[   36.912858][  T396]  ? exc_page_fault+0xee/0x100
[   36.913055][  T396]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   36.913290][  T396] RIP: 0033:0x7fae94800bcb
[   36.913496][  T396] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   36.914147][  T396] RSP: 002b:00007fff5c31dc88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   36.914427][  T396] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fae94800bcb
[   36.914731][  T396] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   36.915044][  T396] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   36.915330][  T396] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff5c31feb0
[   36.915613][  T396] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff5c3218c6
[   36.915910][  T396]  </TASK>
[   36.916047][  T396] irq event stamp: 15315
[   36.916204][  T396] hardirqs last  enabled at (15325): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.916534][  T396] hardirqs last disabled at (15332): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.916875][  T396] softirqs last  enabled at (14886): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.917241][  T396] softirqs last disabled at (14881): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.917568][  T396] ---[ end trace 0000000000000000 ]---
[   36.935650][  T396] ------------[ cut here ]------------
[   36.935812][  T396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/396
[   36.936062][  T396] CPU: 0 UID: 0 PID: 396 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.936327][  T396] Tainted: [W]=WARN
[   36.936426][  T396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.936590][  T396] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.936759][  T396] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.937231][  T396] RSP: 0018:ffa0000001037a98 EFLAGS: 00010286
[   36.937399][  T396] RAX: 00000000ffffffa6 RBX: ff11000015a4e200 RCX: 1ff4000000206f19
[   36.937591][  T396] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a4e2b8
[   36.937783][  T396] RBP: ff11000011459000 R08: 1fe2200002b49c58 R09: ff110000158bd180
[   36.937981][  T396] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   36.938177][  T396] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011459000
[   36.938369][  T396] FS:  00007fae9453e840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   36.938599][  T396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.938763][  T396] CR2: 00007fae9473fc20 CR3: 00000000133cc003 CR4: 0000000000771ef0
[   36.938963][  T396] PKRU: 55555554
[   36.939062][  T396] Call Trace:
[   36.939171][  T396]  <TASK>
[   36.939238][  T396]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   36.939369][  T396]  ? notifier_call_chain+0xb0/0x320
[   36.939504][  T396]  rtmsg_ifinfo+0x5c/0xb0
[   36.939602][  T396]  register_netdevice+0x137a/0x1980
[   36.939733][  T396]  ? unregister_netdevice_queue+0x470/0x470
[   36.939899][  T396]  ? alloc_netdev_mqs+0xed0/0x1490
[   36.940029][  T396]  register_netdev+0x23/0x40
[   36.940166][  T396]  sit_init_net+0x299/0x570
[   36.940301][  T396]  ops_init+0x187/0x560
[   36.940403][  T396]  setup_net+0x11b/0x3b0
[   36.940501][  T396]  ? unregister_pernet_device+0x80/0x80
[   36.940629][  T396]  ? lockdep_init_map_type+0x5d/0x250
[   36.940759][  T396]  ? mutex_init_lockdep+0xf6/0x120
[   36.940896][  T396]  copy_net_ns+0x2fd/0x450
[   36.941027][  T396]  create_new_namespaces+0x371/0xa10
[   36.941165][  T396]  unshare_nsproxy_namespaces+0xa5/0x150
[   36.941298][  T396]  ksys_unshare+0x47e/0x8c0
[   36.941429][  T396]  ? walk_process_tree+0x350/0x350
[   36.941559][  T396]  ? __ia32_sys_open+0x1b0/0x1b0
[   36.941691][  T396]  __x64_sys_unshare+0x34/0x50
[   36.941819][  T396]  ? do_syscall_64+0x82/0xfc0
[   36.941953][  T396]  do_syscall_64+0x117/0xfc0
[   36.942082][  T396]  ? trace_hardirqs_off+0xd/0x30
[   36.942221][  T396]  ? exc_page_fault+0xee/0x100
[   36.942352][  T396]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   36.942512][  T396] RIP: 0033:0x7fae94800bcb
[   36.942651][  T396] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   36.943132][  T396] RSP: 002b:00007fff5c31dc88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   36.943333][  T396] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fae94800bcb
[   36.943528][  T396] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   36.943723][  T396] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   36.943922][  T396] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff5c31feb0
[   36.944125][  T396] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff5c3218c6
[   36.944326][  T396]  </TASK>
[   36.944423][  T396] irq event stamp: 28599
[   36.944521][  T396] hardirqs last  enabled at (28607): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.944747][  T396] hardirqs last disabled at (28614): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.944996][  T396] softirqs last  enabled at (28130): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   36.945227][  T396] softirqs last disabled at (28128): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   36.945451][  T396] ---[ end trace 0000000000000000 ]---
[   36.970280][  T397] ------------[ cut here ]------------
[   36.970477][  T397] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/397
[   36.970751][  T397] CPU: 2 UID: 0 PID: 397 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   36.971063][  T397] Tainted: [W]=WARN
[   36.971835][  T397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.972050][  T397] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   36.972282][  T397] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   36.972785][  T397] RSP: 0018:ffa00000010e7020 EFLAGS: 00010286
[   36.973003][  T397] RAX: 00000000ffffffa6 RBX: ff110000100598c0 RCX: 1ff400000021cdca
[   36.973255][  T397] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010059978
[   36.973495][  T397] RBP: ff1100000f131000 R08: 1fe220000200b330 R09: ff11000004cc2e58
[   36.973739][  T397] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   36.973986][  T397] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f131ce1
[   36.974243][  T397] FS:  00007f1780d52840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   36.974517][  T397] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.974731][  T397] CR2: 00007f17810221a0 CR3: 0000000013d13006 CR4: 0000000000771ef0
[   36.974979][  T397] PKRU: 55555554
[   36.975136][  T397] Call Trace:
[   36.975282][  T397]  <TASK>
[   36.975396][  T397]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   36.975576][  T397]  rtmsg_ifinfo+0x5c/0xb0
[   36.975721][  T397]  ? mark_held_locks+0x40/0x70
[   36.975904][  T397]  __dev_notify_flags+0x1b8/0x280
[   36.976089][  T397]  ? netif_change_name+0x8c0/0x8c0
[   36.976279][  T397]  ? __dev_change_flags+0x4a4/0x660
[   36.976459][  T397]  ? netif_set_allmulti+0x250/0x250
[   36.976635][  T397]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.976815][  T397]  ? is_bpf_text_address+0x68/0x110
[   36.977000][  T397]  netif_change_flags+0xfe/0x190
[   36.977196][  T397]  do_setlink.isra.0+0x1cc3/0x2750
[   36.977376][  T397]  ? rtnl_link_get_size+0x350/0x350
[   36.977553][  T397]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   36.977762][  T397]  ? rcu_read_lock_any_held+0x3c/0x90
[   36.977949][  T397]  ? validate_chain+0x38b/0xc20
[   36.978140][  T397]  ? rcu_read_lock_any_held+0x66/0x90
[   36.978317][  T397]  ? stack_depot_save_flags+0x367/0x770
[   36.978500][  T397]  ? __lock_acquire+0x508/0xc10
[   36.978678][  T397]  ? lock_acquire.part.0+0xbc/0x260
[   36.978854][  T397]  ? rtnl_newlink+0x883/0xea0
[   36.979040][  T397]  ? rcu_is_watching+0x15/0xd0
[   36.979234][  T397]  ? lock_acquire+0x134/0x160
[   36.979410][  T397]  ? rcu_is_watching+0x15/0xd0
[   36.979587][  T397]  ? rcu_is_watching+0x15/0xd0
[   36.979765][  T397]  ? trace_contention_end+0xb3/0x1a0
[   36.979954][  T397]  ? __mutex_lock+0x1db/0x2010
[   36.980148][  T397]  ? __mutex_lock+0x9b2/0x2010
[   36.980326][  T397]  ? rtnl_newlink+0x883/0xea0
[   36.980505][  T397]  ? ww_mutex_lock+0x160/0x160
[   36.980684][  T397]  ? __rtnl_newlink+0x3fa/0xa50
[   36.980863][  T397]  rtnl_newlink+0x8d1/0xea0
[   36.981049][  T397]  ? lock_acquire.part.0+0xbc/0x260
[   36.981243][  T397]  ? __rtnl_newlink+0xa50/0xa50
[   36.981419][  T397]  ? mark_usage+0x61/0x170
[   36.981598][  T397]  ? lock_acquire.part.0+0xbc/0x260
[   36.981771][  T397]  ? find_held_lock+0x2b/0x80
[   36.981954][  T397]  ? __rtnl_newlink+0xa50/0xa50
[   36.982143][  T397]  ? __lock_release.isra.0+0x6b/0x1a0
[   36.982323][  T397]  ? __rtnl_newlink+0xa50/0xa50
[   36.982500][  T397]  rtnetlink_rcv_msg+0x40d/0x9e0
[   36.982679][  T397]  ? validate_chain+0x38b/0xc20
[   36.982853][  T397]  ? rtnl_stats_set+0x3f0/0x3f0
[   36.983039][  T397]  ? __lock_acquire+0x508/0xc10
[   36.983232][  T397]  ? lock_acquire.part.0+0xbc/0x260
[   36.983411][  T397]  ? find_held_lock+0x2b/0x80
[   36.983589][  T397]  netlink_rcv_skb+0x14e/0x3a0
[   36.983764][  T397]  ? rtnl_stats_set+0x3f0/0x3f0
[   36.983947][  T397]  ? netlink_ack+0xcd0/0xcd0
[   36.984139][  T397]  ? netlink_deliver_tap+0xc5/0x330
[   36.984318][  T397]  ? netlink_deliver_tap+0x13c/0x330
[   36.984497][  T397]  netlink_unicast+0x486/0x750
[   36.984673][  T397]  ? netlink_attachskb+0x810/0x810
[   36.984849][  T397]  ? __lock_acquire+0x508/0xc10
[   36.985030][  T397]  netlink_sendmsg+0x735/0xc60
[   36.985217][  T397]  ? netlink_unicast+0x750/0x750
[   36.985398][  T397]  ? __might_fault+0x97/0x140
[   36.985576][  T397]  ____sys_sendmsg+0x419/0x850
[   36.985751][  T397]  ? copy_msghdr_from_user+0x2a0/0x460
[   36.985935][  T397]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   36.986157][  T397]  ? move_addr_to_kernel+0x40/0x40
[   36.986336][  T397]  ? stack_depot_save_flags+0x367/0x770
[   36.986515][  T397]  ? validate_chain+0x38b/0xc20
[   36.986718][  T397]  ___sys_sendmsg+0x14e/0x1d0
[   36.986902][  T397]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   36.987123][  T397]  ? copy_msghdr_from_user+0x460/0x460
[   36.987310][  T397]  __sys_sendmsg+0x145/0x1f0
[   36.987488][  T397]  ? __sys_sendmsg_sock+0x20/0x20
[   36.987664][  T397]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   36.987873][  T397]  ? do_raw_spin_unlock+0x59/0x250
[   36.988065][  T397]  ? rcu_is_watching+0x15/0xd0
[   36.988255][  T397]  do_syscall_64+0x117/0xfc0
[   36.988447][  T397]  ? trace_hardirqs_off+0xd/0x30
[   36.988627][  T397]  ? exc_page_fault+0xee/0x100
[   36.988806][  T397]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   36.989020][  T397] RIP: 0033:0x7f1780f8c08e
[   36.989228][  T397] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   36.989733][  T397] RSP: 002b:00007ffeca847e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.989988][  T397] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1780f8c08e
[   36.990242][  T397] RDX: 0000000000000000 RSI: 00007ffeca847f40 RDI: 0000000000000005
[   36.990488][  T397] RBP: 00007ffeca847ea0 R08: 0000000000000000 R09: 0000000000000000
[   36.990727][  T397] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c688
[   36.990979][  T397] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeca848610
[   36.991237][  T397]  </TASK>
[   36.991383][  T397] irq event stamp: 16185
[   36.991527][  T397] hardirqs last  enabled at (16195): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   36.991800][  T397] hardirqs last disabled at (16204): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   36.992081][  T397] softirqs last  enabled at (15150): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   36.992395][  T397] softirqs last disabled at (14119): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   36.992667][  T397] ---[ end trace 0000000000000000 ]---
[   37.130833][   T67] ------------[ cut here ]------------
[   37.131012][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   37.131270][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.131545][   T67] Tainted: [W]=WARN
[   37.131635][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.131788][   T67] Workqueue: netns cleanup_net
[   37.131923][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.132080][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.132515][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   37.132667][   T67] RAX: 00000000ffffffa6 RBX: ff11000013a60e40 RCX: 1ff4000000090eed
[   37.132844][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a60ef8
[   37.133051][   T67] RBP: ff110000138a9000 R08: 1fe220000274c1e0 R09: ff1100000faa0bd0
[   37.133257][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   37.133437][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.133616][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   37.133826][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.133991][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03006 CR4: 0000000000771ef0
[   37.134176][   T67] PKRU: 55555554
[   37.134268][   T67] Call Trace:
[   37.134358][   T67]  <TASK>
[   37.134427][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   37.134580][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   37.134779][   T67]  ? queue_rcu_work+0x7c/0xa0
[   37.134957][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   37.135078][   T67]  ? rtnl_is_locked+0x15/0x20
[   37.135204][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   37.135326][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.135452][   T67]  ops_undo_list+0x615/0x8f0
[   37.135572][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   37.135688][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.135817][   T67]  cleanup_net+0x431/0x890
[   37.135991][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   37.136171][   T67]  ? process_one_work+0xdb7/0x1410
[   37.136349][   T67]  ? lock_acquire+0x134/0x160
[   37.136528][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.136708][   T67]  process_one_work+0xdf8/0x1410
[   37.136873][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   37.137019][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   37.137149][   T67]  worker_thread+0x4f1/0xd60
[   37.137269][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.137386][   T67]  ? __kthread_parkme+0xbd/0x210
[   37.137512][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.137631][   T67]  kthread+0x367/0x460
[   37.137720][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.137868][   T67]  ? kthread_affine_node+0x330/0x330
[   37.137996][   T67]  ret_from_fork+0x474/0x6b0
[   37.138122][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   37.138271][   T67]  ? __switch_to+0x5a3/0xe00
[   37.138393][   T67]  ? kthread_affine_node+0x330/0x330
[   37.138511][   T67]  ret_from_fork_asm+0x11/0x20
[   37.138637][   T67]  </TASK>
[   37.138726][   T67] irq event stamp: 434811
[   37.138815][   T67] hardirqs last  enabled at (434819): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.139032][   T67] hardirqs last disabled at (434826): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.139244][   T67] softirqs last  enabled at (434652): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.139451][   T67] softirqs last disabled at (434647): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.139660][   T67] ---[ end trace 0000000000000000 ]---
[   37.149904][   T67] vethA: left promiscuous mode
[   37.150144][   T67] ------------[ cut here ]------------
[   37.150289][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   37.150559][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.150871][   T67] Tainted: [W]=WARN
[   37.150979][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.151157][   T67] Workqueue: netns cleanup_net
[   37.151300][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.151477][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.151961][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   37.152197][   T67] RAX: 00000000ffffffa6 RBX: ff11000013a60c80 RCX: 1ff4000000090eae
[   37.152406][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a60d38
[   37.152609][   T67] RBP: ff110000075c9000 R08: 1fe220000274c1a8 R09: ff1100000faa0bd0
[   37.152813][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   37.153024][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005c64a50
[   37.153234][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   37.153479][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.153648][   T67] CR2: 0000555fbffa08a0 CR3: 0000000013d03006 CR4: 0000000000771ef0
[   37.153849][   T67] PKRU: 55555554
[   37.153966][   T67] Call Trace:
[   37.154066][   T67]  <TASK>
[   37.154169][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   37.154369][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   37.154486][   T67]  __dev_notify_flags+0x1b8/0x280
[   37.154624][   T67]  ? netdev_info+0xe2/0x116
[   37.154760][   T67]  ? netdev_notice+0x120/0x120
[   37.154905][   T67]  ? netif_change_name+0x8c0/0x8c0
[   37.155048][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   37.155229][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   37.155373][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   37.155510][   T67]  __dev_set_promiscuity+0x194/0x230
[   37.155643][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   37.155777][   T67]  netif_set_promiscuity+0x4c/0xc0
[   37.155918][   T67]  dev_set_promiscuity+0x9d/0x150
[   37.156051][   T67]  hsr_del_port+0x36d/0x490
[   37.156195][   T67]  hsr_del_ports+0x24/0x80
[   37.156331][   T67]  hsr_dellink+0x5d/0x90
[   37.156431][   T67]  default_device_exit_batch+0x19d/0x600
[   37.156565][   T67]  ? unregister_netdev+0x60/0x60
[   37.156705][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   37.156842][   T67]  ops_undo_list+0x2ce/0x8f0
[   37.156986][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   37.157127][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.157266][   T67]  cleanup_net+0x431/0x890
[   37.157400][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   37.157536][   T67]  ? process_one_work+0xdb7/0x1410
[   37.157671][   T67]  ? lock_acquire+0x134/0x160
[   37.157805][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.157949][   T67]  process_one_work+0xdf8/0x1410
[   37.158086][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   37.158225][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   37.158363][   T67]  worker_thread+0x4f1/0xd60
[   37.158499][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.158726][   T67]  ? __kthread_parkme+0xbd/0x210
[   37.158862][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.159009][   T67]  kthread+0x367/0x460
[   37.159118][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.159382][   T67]  ? kthread_affine_node+0x330/0x330
[   37.159522][   T67]  ret_from_fork+0x474/0x6b0
[   37.159660][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   37.159931][   T67]  ? __switch_to+0x5a3/0xe00
[   37.160074][   T67]  ? kthread_affine_node+0x330/0x330
[   37.160237][   T67]  ret_from_fork_asm+0x11/0x20
[   37.160394][   T67]  </TASK>
[   37.160504][   T67] irq event stamp: 436619
[   37.160612][   T67] hardirqs last  enabled at (436627): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.160854][   T67] hardirqs last disabled at (436634): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.161123][   T67] softirqs last  enabled at (436162): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.161370][   T67] softirqs last disabled at (436073): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.161691][   T67] ---[ end trace 0000000000000000 ]---
[   37.161991][   T67] ------------[ cut here ]------------
[   37.162220][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   37.162487][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.162880][   T67] Tainted: [W]=WARN
[   37.162985][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.163671][   T67] Workqueue: netns cleanup_net
[   37.163811][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.163990][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.164473][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   37.164637][   T67] RAX: 00000000ffffffa6 RBX: ff11000013a61700 RCX: 1ff4000000090eb2
[   37.164831][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a617b8
[   37.165031][   T67] RBP: ff110000075c9000 R08: 1fe220000274c2f8 R09: ff1100000faa0bd0
[   37.165231][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   37.165429][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   37.165630][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   37.165862][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.166037][   T67] CR2: 0000555fbffa08a0 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   37.166240][   T67] PKRU: 55555554
[   37.166338][   T67] Call Trace:
[   37.166437][   T67]  <TASK>
[   37.166508][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.166640][   T67]  rtnetlink_event+0xe0/0x1f0
[   37.166771][   T67]  notifier_call_chain+0xb0/0x320
[   37.166911][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   37.167042][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   37.167213][   T67]  ? find_held_lock+0x2b/0x80
[   37.167348][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   37.167480][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   37.167645][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   37.167777][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   37.167914][   T67]  hsr_del_port+0x25a/0x490
[   37.168046][   T67]  hsr_del_ports+0x24/0x80
[   37.168184][   T67]  hsr_dellink+0x5d/0x90
[   37.168287][   T67]  default_device_exit_batch+0x19d/0x600
[   37.168423][   T67]  ? unregister_netdev+0x60/0x60
[   37.168554][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   37.168690][   T67]  ops_undo_list+0x2ce/0x8f0
[   37.168823][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   37.168960][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.169093][   T67]  cleanup_net+0x431/0x890
[   37.169231][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   37.169364][   T67]  ? process_one_work+0xdb7/0x1410
[   37.169505][   T67]  ? lock_acquire+0x134/0x160
[   37.169722][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.169854][   T67]  process_one_work+0xdf8/0x1410
[   37.169995][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   37.170131][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   37.170352][   T67]  worker_thread+0x4f1/0xd60
[   37.170486][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.170615][   T67]  ? __kthread_parkme+0xbd/0x210
[   37.170752][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.170895][   T67]  kthread+0x367/0x460
[   37.170994][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.171251][   T67]  ? kthread_affine_node+0x330/0x330
[   37.171383][   T67]  ret_from_fork+0x474/0x6b0
[   37.171606][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   37.171768][   T67]  ? __switch_to+0x5a3/0xe00
[   37.171911][   T67]  ? kthread_affine_node+0x330/0x330
[   37.172046][   T67]  ret_from_fork_asm+0x11/0x20
[   37.172281][   T67]  </TASK>
[   37.172379][   T67] irq event stamp: 438211
[   37.172478][   T67] hardirqs last  enabled at (438219): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.172712][   T67] hardirqs last disabled at (438226): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.172941][   T67] softirqs last  enabled at (437770): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.173173][   T67] softirqs last disabled at (437753): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.173487][   T67] ---[ end trace 0000000000000000 ]---
[   37.173812][   T67] ------------[ cut here ]------------
[   37.173941][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   37.174192][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.174483][   T67] Tainted: [W]=WARN
[   37.174585][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.174749][   T67] Workqueue: netns cleanup_net
[   37.174884][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.175732][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.176240][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   37.176398][   T67] RAX: 00000000ffffffa6 RBX: ff11000013a61540 RCX: 1ff4000000090eaf
[   37.176587][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a615f8
[   37.176773][   T67] RBP: ff11000015e6c000 R08: 1fe220000274c2c0 R09: ff1100000faa0bd0
[   37.176967][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   37.177206][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075c9000
[   37.177449][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   37.177666][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.177822][   T67] CR2: 0000555fbffa08a0 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   37.178013][   T67] PKRU: 55555554
[   37.178160][   T67] Call Trace:
[   37.178255][   T67]  <TASK>
[   37.178325][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   37.178451][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   37.178545][   T67]  netif_close_many+0x2ac/0x640
[   37.178670][   T67]  ? __dev_close_many+0x530/0x530
[   37.178799][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   37.178964][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   37.179176][   T67]  ? mark_held_locks+0x40/0x70
[   37.179301][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.179426][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   37.179579][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.179702][   T67]  ? rtnl_is_locked+0x15/0x20
[   37.179826][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   37.179989][   T67]  ? unregister_netdevice_many+0x20/0x20
[   37.180175][   T67]  default_device_exit_batch+0x38b/0x600
[   37.180305][   T67]  ? unregister_netdev+0x60/0x60
[   37.180433][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   37.180573][   T67]  ops_undo_list+0x2ce/0x8f0
[   37.180706][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   37.180828][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.181043][   T67]  cleanup_net+0x431/0x890
[   37.181219][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   37.181344][   T67]  ? process_one_work+0xdb7/0x1410
[   37.181471][   T67]  ? lock_acquire+0x134/0x160
[   37.181596][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.181726][   T67]  process_one_work+0xdf8/0x1410
[   37.181854][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   37.182066][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   37.182246][   T67]  worker_thread+0x4f1/0xd60
[   37.182373][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.182495][   T67]  ? __kthread_parkme+0xbd/0x210
[   37.182622][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.182745][   T67]  kthread+0x367/0x460
[   37.182926][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.183166][   T67]  ? kthread_affine_node+0x330/0x330
[   37.183295][   T67]  ret_from_fork+0x474/0x6b0
[   37.183424][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   37.183578][   T67]  ? __switch_to+0x5a3/0xe00
[   37.183784][   T67]  ? kthread_affine_node+0x330/0x330
[   37.183916][   T67]  ret_from_fork_asm+0x11/0x20
[   37.184046][   T67]  </TASK>
[   37.184187][   T67] irq event stamp: 440933
[   37.184361][   T67] hardirqs last  enabled at (440941): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.184576][   T67] hardirqs last disabled at (440948): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.184795][   T67] softirqs last  enabled at (440930): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.185023][   T67] softirqs last disabled at (440839): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.185297][   T67] ---[ end trace 0000000000000000 ]---
[   37.186510][   T67] ------------[ cut here ]------------
[   37.186684][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   37.186990][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.187331][   T67] Tainted: [W]=WARN
[   37.187470][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.187673][   T67] Workqueue: netns cleanup_net
[   37.187849][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.188064][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.188563][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   37.188767][   T67] RAX: 00000000ffffffa6 RBX: ff110000115363c0 RCX: 1ff4000000090eaf
[   37.189007][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011536478
[   37.189261][   T67] RBP: ff110000075c9000 R08: 1fe22000022a6c90 R09: ff1100000faa0bd0
[   37.189493][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   37.189728][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd4c000
[   37.189985][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   37.190343][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.190555][   T67] CR2: 00007fd624add2a0 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   37.190794][   T67] PKRU: 55555554
[   37.190945][   T67] Call Trace:
[   37.191085][   T67]  <TASK>
[   37.191212][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   37.191392][   T67]  ? notifier_call_chain+0xb0/0x320
[   37.191568][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   37.191718][   T67]  netif_close_many+0x2ac/0x640
[   37.191899][   T67]  ? __dev_close_many+0x530/0x530
[   37.192085][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   37.192314][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   37.192526][   T67]  ? mark_held_locks+0x40/0x70
[   37.192715][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.192912][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   37.193145][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.193324][   T67]  ? rtnl_is_locked+0x15/0x20
[   37.193505][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   37.193710][   T67]  ? unregister_netdevice_many+0x20/0x20
[   37.193893][   T67]  default_device_exit_batch+0x38b/0x600
[   37.194073][   T67]  ? unregister_netdev+0x60/0x60
[   37.194266][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   37.194448][   T67]  ops_undo_list+0x2ce/0x8f0
[   37.194630][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   37.194813][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.194998][   T67]  cleanup_net+0x431/0x890
[   37.195184][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   37.195354][   T67]  ? process_one_work+0xdb7/0x1410
[   37.195537][   T67]  ? lock_acquire+0x134/0x160
[   37.195710][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.195900][   T67]  process_one_work+0xdf8/0x1410
[   37.196085][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   37.196271][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   37.196446][   T67]  worker_thread+0x4f1/0xd60
[   37.196629][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.196804][   T67]  ? __kthread_parkme+0xbd/0x210
[   37.196988][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.197174][   T67]  kthread+0x367/0x460
[   37.197319][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.197522][   T67]  ? kthread_affine_node+0x330/0x330
[   37.197694][   T67]  ret_from_fork+0x474/0x6b0
[   37.197868][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   37.198083][   T67]  ? __switch_to+0x5a3/0xe00
[   37.198271][   T67]  ? kthread_affine_node+0x330/0x330
[   37.198443][   T67]  ret_from_fork_asm+0x11/0x20
[   37.198626][   T67]  </TASK>
[   37.198768][   T67] irq event stamp: 443791
[   37.198915][   T67] hardirqs last  enabled at (443801): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.199191][   T67] hardirqs last disabled at (443812): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.199457][   T67] softirqs last  enabled at (443270): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.199721][   T67] softirqs last disabled at (443261): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.199992][   T67] ---[ end trace 0000000000000000 ]---
[   37.200918][   T67] ------------[ cut here ]------------
[   37.201111][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   37.201406][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.201847][   T67] Tainted: [W]=WARN
[   37.201997][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.202327][   T67] Workqueue: netns cleanup_net
[   37.202519][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.202727][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.203328][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   37.203561][   T67] RAX: 00000000ffffffa6 RBX: ff11000005d75e00 RCX: 1ff4000000090eaf
[   37.203789][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005d75eb8
[   37.204027][   T67] RBP: ff1100000fd4c000 R08: 1fe2200000baebd8 R09: ff1100000faa0bd0
[   37.204349][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   37.204585][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015a04000
[   37.204821][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   37.205182][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.205388][   T67] CR2: 00007fd624add2a0 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   37.205628][   T67] PKRU: 55555554
[   37.205765][   T67] Call Trace:
[   37.205991][   T67]  <TASK>
[   37.206116][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   37.206292][   T67]  ? notifier_call_chain+0xb0/0x320
[   37.206556][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   37.206701][   T67]  netif_close_many+0x2ac/0x640
[   37.206967][   T67]  ? __dev_close_many+0x530/0x530
[   37.207153][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   37.207359][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   37.207644][   T67]  ? mark_held_locks+0x40/0x70
[   37.207814][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.207994][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   37.208207][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.208382][   T67]  ? rtnl_is_locked+0x15/0x20
[   37.208555][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   37.208770][   T67]  ? unregister_netdevice_many+0x20/0x20
[   37.208960][   T67]  default_device_exit_batch+0x38b/0x600
[   37.209148][   T67]  ? unregister_netdev+0x60/0x60
[   37.209332][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   37.209507][   T67]  ops_undo_list+0x2ce/0x8f0
[   37.209684][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   37.209881][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.210073][   T67]  cleanup_net+0x431/0x890
[   37.210354][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   37.210534][   T67]  ? process_one_work+0xdb7/0x1410
[   37.210705][   T67]  ? lock_acquire+0x134/0x160
[   37.210877][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.211157][   T67]  process_one_work+0xdf8/0x1410
[   37.211416][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   37.211587][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   37.211767][   T67]  worker_thread+0x4f1/0xd60
[   37.211958][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.212144][   T67]  ? __kthread_parkme+0xbd/0x210
[   37.212320][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.212507][   T67]  kthread+0x367/0x460
[   37.212679][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.212899][   T67]  ? kthread_affine_node+0x330/0x330
[   37.213079][   T67]  ret_from_fork+0x474/0x6b0
[   37.213270][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   37.213472][   T67]  ? __switch_to+0x5a3/0xe00
[   37.213727][   T67]  ? kthread_affine_node+0x330/0x330
[   37.213922][   T67]  ret_from_fork_asm+0x11/0x20
[   37.214129][   T67]  </TASK>
[   37.214278][   T67] irq event stamp: 446275
[   37.214510][   T67] hardirqs last  enabled at (446285): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.214774][   T67] hardirqs last disabled at (446294): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.215042][   T67] softirqs last  enabled at (445708): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.215336][   T67] softirqs last disabled at (445701): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.215606][   T67] ---[ end trace 0000000000000000 ]---
[   37.217111][   T67] ------------[ cut here ]------------
[   37.217302][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   37.217710][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.218175][   T67] Tainted: [W]=WARN
[   37.218335][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.218557][   T67] Workqueue: netns cleanup_net
[   37.218752][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.219003][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.219563][   T67] RSP: 0018:ffa00000004874d0 EFLAGS: 00010286
[   37.219780][   T67] RAX: 00000000ffffffa6 RBX: ff11000004f8f380 RCX: 1ff4000000090e60
[   37.220043][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8f438
[   37.220331][   T67] RBP: ff1100000f7e9000 R08: 1fe22000009f1e88 R09: ff1100000faa0bd0
[   37.220583][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   37.220832][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   37.221093][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   37.221410][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.221635][   T67] CR2: 00007fd624add2a0 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   37.221884][   T67] PKRU: 55555554
[   37.222044][   T67] Call Trace:
[   37.222211][   T67]  <TASK>
[   37.222331][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   37.222520][   T67]  ? notifier_call_chain+0xb0/0x320
[   37.222706][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   37.222857][   T67]  netif_state_change+0x155/0x340
[   37.223073][   T67]  ? ref_tracker_dir_print+0x100/0x100
[   37.223274][   T67]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   37.223489][   T67]  ? netif_close_many+0x2c9/0x640
[   37.223672][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.223856][   T67]  netif_set_operstate+0xc1/0x100
[   37.224053][   T67]  ? rtnl_put_cacheinfo+0x250/0x250
[   37.224249][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   37.224431][   T67]  ? queue_delayed_work_on+0x95/0x100
[   37.224613][   T67]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   37.224826][   T67]  hsr_netdev_notify+0x387/0xad0
[   37.225028][   T67]  ? unregister_vlan_dev+0x380/0x380
[   37.225227][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   37.225411][   T67]  notifier_call_chain+0xb0/0x320
[   37.225603][   T67]  netif_close_many+0x2c9/0x640
[   37.225788][   T67]  ? __dev_close_many+0x530/0x530
[   37.225979][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   37.226210][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   37.226435][   T67]  ? mark_held_locks+0x40/0x70
[   37.226620][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.226802][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   37.227023][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.227216][   T67]  ? rtnl_is_locked+0x15/0x20
[   37.227396][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   37.227606][   T67]  ? unregister_netdevice_many+0x20/0x20
[   37.227789][   T67]  default_device_exit_batch+0x38b/0x600
[   37.227983][   T67]  ? unregister_netdev+0x60/0x60
[   37.228176][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   37.228358][   T67]  ops_undo_list+0x2ce/0x8f0
[   37.228540][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   37.228716][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.228903][   T67]  cleanup_net+0x431/0x890
[   37.229084][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   37.229275][   T67]  ? process_one_work+0xdb7/0x1410
[   37.229457][   T67]  ? lock_acquire+0x134/0x160
[   37.229635][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.229817][   T67]  process_one_work+0xdf8/0x1410
[   37.230005][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   37.230198][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   37.230380][   T67]  worker_thread+0x4f1/0xd60
[   37.230559][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.230743][   T67]  ? __kthread_parkme+0xbd/0x210
[   37.230933][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.231125][   T67]  kthread+0x367/0x460
[   37.231273][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.231485][   T67]  ? kthread_affine_node+0x330/0x330
[   37.231664][   T67]  ret_from_fork+0x474/0x6b0
[   37.231845][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   37.232070][   T67]  ? __switch_to+0x5a3/0xe00
[   37.232277][   T67]  ? kthread_affine_node+0x330/0x330
[   37.232467][   T67]  ret_from_fork_asm+0x11/0x20
[   37.232665][   T67]  </TASK>
[   37.232839][   T67] irq event stamp: 449229
[   37.233043][   T67] hardirqs last  enabled at (449239): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.233352][   T67] hardirqs last disabled at (449262): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.233631][   T67] softirqs last  enabled at (449260): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.233914][   T67] softirqs last disabled at (449247): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.234209][   T67] ---[ end trace 0000000000000000 ]---
[   37.234588][   T67] ------------[ cut here ]------------
[   37.234755][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   37.235053][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.235404][   T67] Tainted: [W]=WARN
[   37.235544][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.235748][   T67] Workqueue: netns cleanup_net
[   37.236014][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.237090][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.237728][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   37.238021][   T67] RAX: 00000000ffffffa6 RBX: ff11000004f8f700 RCX: 1ff4000000090eaf
[   37.238326][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8f7b8
[   37.238605][   T67] RBP: ff11000015a04000 R08: 1fe22000009f1ef8 R09: ff1100000faa0bd0
[   37.238885][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   37.239197][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   37.239479][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   37.239791][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.240048][   T67] CR2: 00007fd624add2a0 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   37.240368][   T67] PKRU: 55555554
[   37.240564][   T67] Call Trace:
[   37.240753][   T67]  <TASK>
[   37.240923][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   37.241160][   T67]  ? notifier_call_chain+0xb0/0x320
[   37.241382][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   37.241576][   T67]  netif_close_many+0x2ac/0x640
[   37.241811][   T67]  ? __dev_close_many+0x530/0x530
[   37.242129][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   37.242429][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   37.242722][   T67]  ? mark_held_locks+0x40/0x70
[   37.242950][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.243185][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   37.243436][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.243656][   T67]  ? rtnl_is_locked+0x15/0x20
[   37.244026][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   37.244434][   T67]  ? unregister_netdevice_many+0x20/0x20
[   37.244759][   T67]  default_device_exit_batch+0x38b/0x600
[   37.245023][   T67]  ? unregister_netdev+0x60/0x60
[   37.245260][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   37.245507][   T67]  ops_undo_list+0x2ce/0x8f0
[   37.245734][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   37.245961][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.246204][   T67]  cleanup_net+0x431/0x890
[   37.246431][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   37.246654][   T67]  ? process_one_work+0xdb7/0x1410
[   37.246874][   T67]  ? lock_acquire+0x134/0x160
[   37.247118][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.247344][   T67]  process_one_work+0xdf8/0x1410
[   37.247569][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   37.247787][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   37.248034][   T67]  worker_thread+0x4f1/0xd60
[   37.248274][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.248514][   T67]  ? __kthread_parkme+0xbd/0x210
[   37.248824][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.249074][   T67]  kthread+0x367/0x460
[   37.249282][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.249549][   T67]  ? kthread_affine_node+0x330/0x330
[   37.249785][   T67]  ret_from_fork+0x474/0x6b0
[   37.250036][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   37.250372][   T67]  ? __switch_to+0x5a3/0xe00
[   37.250595][   T67]  ? kthread_affine_node+0x330/0x330
[   37.250813][   T67]  ret_from_fork_asm+0x11/0x20
[   37.251051][   T67]  </TASK>
[   37.251256][   T67] irq event stamp: 456525
[   37.251447][   T67] hardirqs last  enabled at (456629): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.251782][   T67] hardirqs last disabled at (456730): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.252124][   T67] softirqs last  enabled at (456832): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.252446][   T67] softirqs last disabled at (456843): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.252885][   T67] ---[ end trace 0000000000000000 ]---
[   37.266187][   T67] ------------[ cut here ]------------
[   37.266346][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   37.266583][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.266869][   T67] Tainted: [W]=WARN
[   37.266968][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.267127][   T67] Workqueue: netns cleanup_net
[   37.267263][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.267422][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.267853][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   37.268012][   T67] RAX: 00000000ffffffa6 RBX: ff11000013d303c0 RCX: 1ff4000000090ed5
[   37.268202][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d30478
[   37.268381][   T67] RBP: ff11000015e6c000 R08: 1fe22000027a6090 R09: ff1100000faa0bd0
[   37.268561][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   37.268742][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.268934][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   37.269152][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.269303][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[   37.269485][   T67] PKRU: 55555554
[   37.269575][   T67] Call Trace:
[   37.269665][   T67]  <TASK>
[   37.269728][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   37.269885][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   37.270037][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.270165][   T67]  ? rtnl_is_locked+0x15/0x20
[   37.270286][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   37.270440][   T67]  default_device_exit_batch+0x38b/0x600
[   37.270560][   T67]  ? unregister_netdev+0x60/0x60
[   37.270680][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   37.270801][   T67]  ops_undo_list+0x2ce/0x8f0
[   37.270927][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   37.271044][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.271171][   T67]  cleanup_net+0x431/0x890
[   37.271291][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   37.271408][   T67]  ? process_one_work+0xdb7/0x1410
[   37.271531][   T67]  ? lock_acquire+0x134/0x160
[   37.271649][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.271769][   T67]  process_one_work+0xdf8/0x1410
[   37.271894][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   37.272012][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   37.272141][   T67]  worker_thread+0x4f1/0xd60
[   37.272263][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.272384][   T67]  ? __kthread_parkme+0xbd/0x210
[   37.272504][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.272624][   T67]  kthread+0x367/0x460
[   37.272713][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.272860][   T67]  ? kthread_affine_node+0x330/0x330
[   37.272986][   T67]  ret_from_fork+0x474/0x6b0
[   37.273110][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   37.273257][   T67]  ? __switch_to+0x5a3/0xe00
[   37.273378][   T67]  ? kthread_affine_node+0x330/0x330
[   37.273496][   T67]  ret_from_fork_asm+0x11/0x20
[   37.273622][   T67]  </TASK>
[   37.273711][   T67] irq event stamp: 471273
[   37.273800][   T67] hardirqs last  enabled at (471281): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.274014][   T67] hardirqs last disabled at (471288): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.274229][   T67] softirqs last  enabled at (470820): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.274437][   T67] softirqs last disabled at (470751): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.274643][   T67] ---[ end trace 0000000000000000 ]---
[   37.275824][   T67] ------------[ cut here ]------------
[   37.275957][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   37.276200][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.276473][   T67] Tainted: [W]=WARN
[   37.276562][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.276719][   T67] Workqueue: netns cleanup_net
[   37.276842][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.277002][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.277432][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   37.277582][   T67] RAX: 00000000ffffffa6 RBX: ff11000013d31c40 RCX: 1ff4000000090ed5
[   37.277763][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d31cf8
[   37.277951][   T67] RBP: ff110000075c9000 R08: 1fe22000027a63a0 R09: ff1100000faa0bd0
[   37.278134][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   37.278311][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.278490][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   37.278699][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.278849][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[   37.279033][   T67] PKRU: 55555554
[   37.279126][   T67] Call Trace:
[   37.279218][   T67]  <TASK>
[   37.279281][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   37.279431][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   37.279583][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.279701][   T67]  ? rtnl_is_locked+0x15/0x20
[   37.279821][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   37.279977][   T67]  default_device_exit_batch+0x38b/0x600
[   37.280103][   T67]  ? unregister_netdev+0x60/0x60
[   37.280222][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   37.280342][   T67]  ops_undo_list+0x2ce/0x8f0
[   37.280463][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   37.280581][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.280704][   T67]  cleanup_net+0x431/0x890
[   37.280822][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   37.280949][   T67]  ? process_one_work+0xdb7/0x1410
[   37.281068][   T67]  ? lock_acquire+0x134/0x160
[   37.281192][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.281312][   T67]  process_one_work+0xdf8/0x1410
[   37.281434][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   37.281554][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   37.281674][   T67]  worker_thread+0x4f1/0xd60
[   37.281793][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.281917][   T67]  ? __kthread_parkme+0xbd/0x210
[   37.282036][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.282162][   T67]  kthread+0x367/0x460
[   37.282251][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.282398][   T67]  ? kthread_affine_node+0x330/0x330
[   37.282518][   T67]  ret_from_fork+0x474/0x6b0
[   37.282637][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   37.282788][   T67]  ? __switch_to+0x5a3/0xe00
[   37.282913][   T67]  ? kthread_affine_node+0x330/0x330
[   37.283029][   T67]  ret_from_fork_asm+0x11/0x20
[   37.283158][   T67]  </TASK>
[   37.283247][   T67] irq event stamp: 473847
[   37.283338][   T67] hardirqs last  enabled at (473855): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.283544][   T67] hardirqs last disabled at (473862): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.283748][   T67] softirqs last  enabled at (473388): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   37.283955][   T67] softirqs last disabled at (473386): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   37.284169][   T67] ---[ end trace 0000000000000000 ]---
[   37.289591][   T67] vethB (unregistering): left promiscuous mode
[   37.290341][   T67] ------------[ cut here ]------------
[   37.290473][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   37.290723][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.291022][   T67] Tainted: [W]=WARN
[   37.291126][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.291288][   T67] Workqueue: netns cleanup_net
[   37.291420][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.291584][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.292045][   T67] RSP: 0018:ffa0000000487510 EFLAGS: 00010286
[   37.292212][   T67] RAX: 00000000ffffffa6 RBX: ff11000011ffe580 RCX: 1ff4000000090e68
[   37.292404][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ffe638
[   37.292599][   T67] RBP: ff1100000f7e9000 R08: 1fe22000023ffcc8 R09: ff1100000faa0bd0
[   37.292791][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   37.292988][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004875a8
[   37.293188][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   37.293417][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.293580][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[   37.293772][   T67] PKRU: 55555554
[   37.293869][   T67] Call Trace:
[   37.293970][   T67]  <TASK>
[   37.294037][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   37.294174][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   37.294273][   T67]  netif_close_many+0x2ac/0x640
[   37.294409][   T67]  ? __dev_close_many+0x530/0x530
[   37.294538][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   37.294698][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   37.294862][   T67]  ? mark_held_locks+0x40/0x70
[   37.294997][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   37.295163][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.295293][   T67]  ? rtnl_is_locked+0x15/0x20
[   37.295422][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   37.295581][   T67]  ? unregister_netdevice_many+0x20/0x20
[   37.295709][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   37.295867][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   37.296004][   T67]  hsr_netdev_notify+0x742/0xad0
[   37.296144][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   37.296273][   T67]  notifier_call_chain+0xb0/0x320
[   37.296406][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[   37.296567][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   37.296724][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.296854][   T67]  ? rtnl_is_locked+0x15/0x20
[   37.296989][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   37.297157][   T67]  default_device_exit_batch+0x38b/0x600
[   37.297287][   T67]  ? unregister_netdev+0x60/0x60
[   37.297419][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   37.297548][   T67]  ops_undo_list+0x2ce/0x8f0
[   37.297677][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   37.297806][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.297939][   T67]  cleanup_net+0x431/0x890
[   37.298067][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   37.298205][   T67]  ? process_one_work+0xdb7/0x1410
[   37.298335][   T67]  ? lock_acquire+0x134/0x160
[   37.298464][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.298595][   T67]  process_one_work+0xdf8/0x1410
[   37.298729][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   37.298857][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   37.298993][   T67]  worker_thread+0x4f1/0xd60
[   37.299131][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.299265][   T67]  ? __kthread_parkme+0xbd/0x210
[   37.299395][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.299523][   T67]  kthread+0x367/0x460
[   37.299620][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.299777][   T67]  ? kthread_affine_node+0x330/0x330
[   37.299911][   T67]  ret_from_fork+0x474/0x6b0
[   37.300040][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   37.300209][   T67]  ? __switch_to+0x5a3/0xe00
[   37.300337][   T67]  ? kthread_affine_node+0x330/0x330
[   37.300465][   T67]  ret_from_fork_asm+0x11/0x20
[   37.300599][   T67]  </TASK>
[   37.300694][   T67] irq event stamp: 481289
[   37.300791][   T67] hardirqs last  enabled at (481297): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.301020][   T67] hardirqs last disabled at (481304): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.301247][   T67] softirqs last  enabled at (480736): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.301470][   T67] softirqs last disabled at (480731): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.301693][   T67] ---[ end trace 0000000000000000 ]---
[   37.303095][   T67] ------------[ cut here ]------------
[   37.303238][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   37.303482][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.303770][   T67] Tainted: [W]=WARN
[   37.303863][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.304025][   T67] Workqueue: netns cleanup_net
[   37.304285][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.304447][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.305038][   T67] RSP: 0018:ffa0000000487640 EFLAGS: 00010286
[   37.305274][   T67] RAX: 00000000ffffffa6 RBX: ff11000011769a80 RCX: 1ff4000000090e8e
[   37.305471][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011769b38
[   37.305657][   T67] RBP: ff1100000f7e9000 R08: 1fe22000022ed368 R09: ff1100000faa0bd0
[   37.305841][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   37.306036][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.306332][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   37.306548][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.306702][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[   37.306895][   T67] PKRU: 55555554
[   37.306988][   T67] Call Trace:
[   37.307081][   T67]  <TASK>
[   37.307197][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   37.307354][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   37.307505][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.307632][   T67]  ? rtnl_is_locked+0x15/0x20
[   37.307756][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   37.307917][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   37.308071][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   37.308250][   T67]  hsr_netdev_notify+0x742/0xad0
[   37.308375][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   37.308501][   T67]  notifier_call_chain+0xb0/0x320
[   37.308626][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[   37.308780][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   37.308939][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.309063][   T67]  ? rtnl_is_locked+0x15/0x20
[   37.309241][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   37.309398][   T67]  default_device_exit_batch+0x38b/0x600
[   37.309522][   T67]  ? unregister_netdev+0x60/0x60
[   37.309645][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   37.309771][   T67]  ops_undo_list+0x2ce/0x8f0
[   37.309900][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   37.310024][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.310203][   T67]  cleanup_net+0x431/0x890
[   37.310327][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   37.310448][   T67]  ? process_one_work+0xdb7/0x1410
[   37.310571][   T67]  ? lock_acquire+0x134/0x160
[   37.310692][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.310816][   T67]  process_one_work+0xdf8/0x1410
[   37.310948][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   37.311074][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   37.311260][   T67]  worker_thread+0x4f1/0xd60
[   37.311385][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.311508][   T67]  ? __kthread_parkme+0xbd/0x210
[   37.311632][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.311753][   T67]  kthread+0x367/0x460
[   37.311847][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.312011][   T67]  ? kthread_affine_node+0x330/0x330
[   37.312188][   T67]  ret_from_fork+0x474/0x6b0
[   37.312313][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   37.312465][   T67]  ? __switch_to+0x5a3/0xe00
[   37.312592][   T67]  ? kthread_affine_node+0x330/0x330
[   37.312717][   T67]  ret_from_fork_asm+0x11/0x20
[   37.312847][   T67]  </TASK>
[   37.312947][   T67] irq event stamp: 486393
[   37.313042][   T67] hardirqs last  enabled at (486401): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.313310][   T67] hardirqs last disabled at (486502): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.313528][   T67] softirqs last  enabled at (486500): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.313757][   T67] softirqs last disabled at (486409): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.313987][   T67] ---[ end trace 0000000000000000 ]---
[   37.316642][   T67] ------------[ cut here ]------------
[   37.316786][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   37.317043][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.317346][   T67] Tainted: [W]=WARN
[   37.317439][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.317596][   T67] Workqueue: netns cleanup_net
[   37.317727][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.317894][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.318340][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   37.318496][   T67] RAX: 00000000ffffffa6 RBX: ff11000011768200 RCX: 1ff4000000090ed5
[   37.318685][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000117682b8
[   37.318868][   T67] RBP: ff1100000fd4c000 R08: 1fe22000022ed058 R09: ff1100000faa0bd0
[   37.319060][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   37.319249][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.319439][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   37.319652][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.319806][   T67] CR2: 0000555fbffa08a0 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   37.319992][   T67] PKRU: 55555554
[   37.320083][   T67] Call Trace:
[   37.320179][   T67]  <TASK>
[   37.320243][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   37.320396][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   37.320545][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.320667][   T67]  ? rtnl_is_locked+0x15/0x20
[   37.320787][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   37.320942][   T67]  default_device_exit_batch+0x38b/0x600
[   37.321065][   T67]  ? unregister_netdev+0x60/0x60
[   37.321193][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   37.321315][   T67]  ops_undo_list+0x2ce/0x8f0
[   37.321437][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   37.321559][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.321682][   T67]  cleanup_net+0x431/0x890
[   37.321803][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   37.321931][   T67]  ? process_one_work+0xdb7/0x1410
[   37.322053][   T67]  ? lock_acquire+0x134/0x160
[   37.322178][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.322302][   T67]  process_one_work+0xdf8/0x1410
[   37.322425][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   37.322546][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   37.322672][   T67]  worker_thread+0x4f1/0xd60
[   37.322793][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.322923][   T67]  ? __kthread_parkme+0xbd/0x210
[   37.323044][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.323170][   T67]  kthread+0x367/0x460
[   37.323260][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.323412][   T67]  ? kthread_affine_node+0x330/0x330
[   37.323534][   T67]  ret_from_fork+0x474/0x6b0
[   37.323658][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   37.323809][   T67]  ? __switch_to+0x5a3/0xe00
[   37.323936][   T67]  ? kthread_affine_node+0x330/0x330
[   37.324056][   T67]  ret_from_fork_asm+0x11/0x20
[   37.324188][   T67]  </TASK>
[   37.324282][   T67] irq event stamp: 487975
[   37.324383][   T67] hardirqs last  enabled at (487983): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.324602][   T67] hardirqs last disabled at (487990): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.324817][   T67] softirqs last  enabled at (487832): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.325044][   T67] softirqs last disabled at (487827): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.325261][   T67] ---[ end trace 0000000000000000 ]---
[   37.326999][   T67] ------------[ cut here ]------------
[   37.327132][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   37.327377][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.327670][   T67] Tainted: [W]=WARN
[   37.327770][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.327929][   T67] Workqueue: netns cleanup_net
[   37.328057][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.328218][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.328651][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   37.328803][   T67] RAX: 00000000ffffffa6 RBX: ff11000010117540 RCX: 1ff4000000090ed5
[   37.328989][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101175f8
[   37.329174][   T67] RBP: ff11000015a04000 R08: 1fe2200002022ec0 R09: ff1100000faa0bd0
[   37.329362][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   37.329540][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.329721][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   37.329934][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.330089][   T67] CR2: 0000555fbffa08a0 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   37.331130][   T67] PKRU: 55555554
[   37.331223][   T67] Call Trace:
[   37.331316][   T67]  <TASK>
[   37.331378][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   37.331528][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   37.331676][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.331798][   T67]  ? rtnl_is_locked+0x15/0x20
[   37.331921][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   37.332071][   T67]  default_device_exit_batch+0x38b/0x600
[   37.332281][   T67]  ? unregister_netdev+0x60/0x60
[   37.332422][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   37.332544][   T67]  ops_undo_list+0x2ce/0x8f0
[   37.332668][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   37.332787][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.332912][   T67]  cleanup_net+0x431/0x890
[   37.333031][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   37.333157][   T67]  ? process_one_work+0xdb7/0x1410
[   37.333278][   T67]  ? lock_acquire+0x134/0x160
[   37.333397][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.333518][   T67]  process_one_work+0xdf8/0x1410
[   37.333644][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   37.333762][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   37.333891][   T67]  worker_thread+0x4f1/0xd60
[   37.334012][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.334140][   T67]  ? __kthread_parkme+0xbd/0x210
[   37.334260][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.334380][   T67]  kthread+0x367/0x460
[   37.334471][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.334620][   T67]  ? kthread_affine_node+0x330/0x330
[   37.334739][   T67]  ret_from_fork+0x474/0x6b0
[   37.334858][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   37.335017][   T67]  ? __switch_to+0x5a3/0xe00
[   37.335142][   T67]  ? kthread_affine_node+0x330/0x330
[   37.335263][   T67]  ret_from_fork_asm+0x11/0x20
[   37.335391][   T67]  </TASK>
[   37.335486][   T67] irq event stamp: 492877
[   37.335576][   T67] hardirqs last  enabled at (492885): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.335789][   T67] hardirqs last disabled at (492892): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.336007][   T67] softirqs last  enabled at (492668): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.336222][   T67] softirqs last disabled at (492627): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.336430][   T67] ---[ end trace 0000000000000000 ]---
[   37.344057][  T405] ------------[ cut here ]------------
[   37.344259][  T405] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/405
[   37.344499][  T405] CPU: 0 UID: 0 PID: 405 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.344774][  T405] Tainted: [W]=WARN
[   37.344873][  T405] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.345044][  T405] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.345221][  T405] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.345688][  T405] RSP: 0018:ffa0000001157ab0 EFLAGS: 00010286
[   37.345855][  T405] RAX: 00000000ffffffa6 RBX: ff11000010116040 RCX: 1ff400000022af1c
[   37.346061][  T405] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101160f8
[   37.346262][  T405] RBP: ff11000013a0c000 R08: 1fe2200002022c20 R09: ff11000013032e80
[   37.346456][  T405] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   37.346648][  T405] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a0c000
[   37.346844][  T405] FS:  00007f4f9ff03840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   37.347076][  T405] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.347249][  T405] CR2: 00007f4fa010a430 CR3: 0000000015f67001 CR4: 0000000000771ef0
[   37.347444][  T405] PKRU: 55555554
[   37.347542][  T405] Call Trace:
[   37.347639][  T405]  <TASK>
[   37.347707][  T405]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   37.347837][  T405]  ? notifier_call_chain+0xb0/0x320
[   37.347974][  T405]  rtmsg_ifinfo+0x5c/0xb0
[   37.348075][  T405]  register_netdevice+0x137a/0x1980
[   37.348208][  T405]  ? unregister_netdevice_queue+0x470/0x470
[   37.348370][  T405]  register_netdev+0x23/0x40
[   37.348500][  T405]  loopback_net_init+0x7d/0x150
[   37.348631][  T405]  ops_init+0x187/0x560
[   37.348731][  T405]  setup_net+0x11b/0x3b0
[   37.348829][  T405]  ? unregister_pernet_device+0x80/0x80
[   37.348967][  T405]  ? lockdep_init_map_type+0x5d/0x250
[   37.349160][  T405]  ? mutex_init_lockdep+0xf6/0x120
[   37.349292][  T405]  copy_net_ns+0x2fd/0x450
[   37.349441][  T405]  create_new_namespaces+0x371/0xa10
[   37.349577][  T405]  unshare_nsproxy_namespaces+0xa5/0x150
[   37.349708][  T405]  ksys_unshare+0x47e/0x8c0
[   37.349841][  T405]  ? walk_process_tree+0x350/0x350
[   37.349979][  T405]  ? __ia32_sys_open+0x1b0/0x1b0
[   37.350117][  T405]  __x64_sys_unshare+0x34/0x50
[   37.350246][  T405]  ? do_syscall_64+0x82/0xfc0
[   37.350379][  T405]  do_syscall_64+0x117/0xfc0
[   37.350510][  T405]  ? trace_hardirqs_off+0xd/0x30
[   37.350644][  T405]  ? exc_page_fault+0xee/0x100
[   37.350777][  T405]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   37.350945][  T405] RIP: 0033:0x7f4fa01c5bcb
[   37.351086][  T405] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   37.351555][  T405] RSP: 002b:00007ffe6e90b4f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   37.351751][  T405] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4fa01c5bcb
[   37.351956][  T405] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   37.352156][  T405] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   37.352349][  T405] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe6e90d720
[   37.352544][  T405] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe6e90e8c6
[   37.352744][  T405]  </TASK>
[   37.352841][  T405] irq event stamp: 15011
[   37.352945][  T405] hardirqs last  enabled at (15019): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.353174][  T405] hardirqs last disabled at (15028): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.353396][  T405] softirqs last  enabled at (14836): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.353621][  T405] softirqs last disabled at (14811): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.353847][  T405] ---[ end trace 0000000000000000 ]---
[   37.364872][  T405] ------------[ cut here ]------------
[   37.365017][  T405] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/405
[   37.365248][  T405] CPU: 0 UID: 0 PID: 405 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.365543][  T405] Tainted: [W]=WARN
[   37.365640][  T405] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.365800][  T405] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.365973][  T405] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.366463][  T405] RSP: 0018:ffa0000001157a98 EFLAGS: 00010286
[   37.366630][  T405] RAX: 00000000ffffffa6 RBX: ff1100001076c040 RCX: 1ff400000022af19
[   37.366826][  T405] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001076c0f8
[   37.367024][  T405] RBP: ff11000013ed9000 R08: 1fe22000020ed820 R09: ff11000013032e80
[   37.367226][  T405] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   37.367420][  T405] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013ed9000
[   37.367613][  T405] FS:  00007f4f9ff03840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   37.367840][  T405] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.368011][  T405] CR2: 00007f4fa010a430 CR3: 0000000015f67001 CR4: 0000000000771ef0
[   37.368210][  T405] PKRU: 55555554
[   37.368309][  T405] Call Trace:
[   37.368405][  T405]  <TASK>
[   37.368471][  T405]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   37.368602][  T405]  ? notifier_call_chain+0xb0/0x320
[   37.368732][  T405]  rtmsg_ifinfo+0x5c/0xb0
[   37.368830][  T405]  register_netdevice+0x137a/0x1980
[   37.368969][  T405]  ? unregister_netdevice_queue+0x470/0x470
[   37.369137][  T405]  ? alloc_netdev_mqs+0xed0/0x1490
[   37.369268][  T405]  register_netdev+0x23/0x40
[   37.369396][  T405]  sit_init_net+0x299/0x570
[   37.369528][  T405]  ops_init+0x187/0x560
[   37.369628][  T405]  setup_net+0x11b/0x3b0
[   37.369725][  T405]  ? unregister_pernet_device+0x80/0x80
[   37.369856][  T405]  ? lockdep_init_map_type+0x5d/0x250
[   37.369990][  T405]  ? mutex_init_lockdep+0xf6/0x120
[   37.370126][  T405]  copy_net_ns+0x2fd/0x450
[   37.370260][  T405]  create_new_namespaces+0x371/0xa10
[   37.370392][  T405]  unshare_nsproxy_namespaces+0xa5/0x150
[   37.370521][  T405]  ksys_unshare+0x47e/0x8c0
[   37.370651][  T405]  ? walk_process_tree+0x350/0x350
[   37.370783][  T405]  ? __ia32_sys_open+0x1b0/0x1b0
[   37.370922][  T405]  __x64_sys_unshare+0x34/0x50
[   37.371050][  T405]  ? do_syscall_64+0x82/0xfc0
[   37.371188][  T405]  do_syscall_64+0x117/0xfc0
[   37.371316][  T405]  ? trace_hardirqs_off+0xd/0x30
[   37.371449][  T405]  ? exc_page_fault+0xee/0x100
[   37.371580][  T405]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   37.371741][  T405] RIP: 0033:0x7f4fa01c5bcb
[   37.371878][  T405] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   37.372349][  T405] RSP: 002b:00007ffe6e90b4f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   37.372545][  T405] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4fa01c5bcb
[   37.372741][  T405] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   37.372938][  T405] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   37.373138][  T405] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe6e90d720
[   37.373333][  T405] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe6e90e8c6
[   37.373534][  T405]  </TASK>
[   37.373630][  T405] irq event stamp: 23415
[   37.373727][  T405] hardirqs last  enabled at (23423): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.373957][  T405] hardirqs last disabled at (23430): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.374190][  T405] softirqs last  enabled at (23018): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.374419][  T405] softirqs last disabled at (23013): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.374645][  T405] ---[ end trace 0000000000000000 ]---
[   37.404795][  T406] ------------[ cut here ]------------
[   37.405006][  T406] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/406
[   37.405398][  T406] CPU: 2 UID: 0 PID: 406 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.405706][  T406] Tainted: [W]=WARN
[   37.405852][  T406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.406066][  T406] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.406304][  T406] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.406812][  T406] RSP: 0018:ffa0000001167020 EFLAGS: 00010286
[   37.407032][  T406] RAX: 00000000ffffffa6 RBX: ff1100001076d000 RCX: 1ff400000022cdca
[   37.407284][  T406] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001076d0b8
[   37.407526][  T406] RBP: ff11000013a0c000 R08: 1fe22000020eda18 R09: ff11000013b6d158
[   37.407763][  T406] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   37.408010][  T406] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a0cce1
[   37.408270][  T406] FS:  00007f0b56884840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   37.408547][  T406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.408754][  T406] CR2: 0000000003b78988 CR3: 0000000015a0e003 CR4: 0000000000771ef0
[   37.408998][  T406] PKRU: 55555554
[   37.409148][  T406] Call Trace:
[   37.409289][  T406]  <TASK>
[   37.409402][  T406]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   37.409585][  T406]  rtmsg_ifinfo+0x5c/0xb0
[   37.409730][  T406]  ? mark_held_locks+0x40/0x70
[   37.409912][  T406]  __dev_notify_flags+0x1b8/0x280
[   37.410091][  T406]  ? netif_change_name+0x8c0/0x8c0
[   37.410280][  T406]  ? __dev_change_flags+0x4a4/0x660
[   37.410455][  T406]  ? netif_set_allmulti+0x250/0x250
[   37.410629][  T406]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.410808][  T406]  ? is_bpf_text_address+0x68/0x110
[   37.410995][  T406]  netif_change_flags+0xfe/0x190
[   37.411181][  T406]  do_setlink.isra.0+0x1cc3/0x2750
[   37.411358][  T406]  ? rtnl_link_get_size+0x350/0x350
[   37.411532][  T406]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   37.411738][  T406]  ? rcu_read_lock_any_held+0x3c/0x90
[   37.411922][  T406]  ? validate_chain+0x38b/0xc20
[   37.412113][  T406]  ? rcu_read_lock_any_held+0x66/0x90
[   37.412288][  T406]  ? stack_depot_save_flags+0x367/0x770
[   37.412466][  T406]  ? __lock_acquire+0x508/0xc10
[   37.412704][  T406]  ? lock_acquire.part.0+0xbc/0x260
[   37.412957][  T406]  ? rtnl_newlink+0x883/0xea0
[   37.413214][  T406]  ? rcu_is_watching+0x15/0xd0
[   37.413462][  T406]  ? lock_acquire+0x134/0x160
[   37.413645][  T406]  ? rcu_is_watching+0x15/0xd0
[   37.413821][  T406]  ? rcu_is_watching+0x15/0xd0
[   37.414002][  T406]  ? trace_contention_end+0xb3/0x1a0
[   37.414192][  T406]  ? __mutex_lock+0x1db/0x2010
[   37.414367][  T406]  ? __mutex_lock+0x9b2/0x2010
[   37.414543][  T406]  ? rtnl_newlink+0x883/0xea0
[   37.414719][  T406]  ? ww_mutex_lock+0x160/0x160
[   37.414918][  T406]  ? __rtnl_newlink+0x3fa/0xa50
[   37.415124][  T406]  rtnl_newlink+0x8d1/0xea0
[   37.415303][  T406]  ? lock_acquire.part.0+0xbc/0x260
[   37.415484][  T406]  ? __rtnl_newlink+0xa50/0xa50
[   37.415669][  T406]  ? mark_usage+0x61/0x170
[   37.415847][  T406]  ? lock_acquire.part.0+0xbc/0x260
[   37.416039][  T406]  ? find_held_lock+0x2b/0x80
[   37.416231][  T406]  ? __rtnl_newlink+0xa50/0xa50
[   37.416405][  T406]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.416585][  T406]  ? __rtnl_newlink+0xa50/0xa50
[   37.416760][  T406]  rtnetlink_rcv_msg+0x40d/0x9e0
[   37.416955][  T406]  ? validate_chain+0x38b/0xc20
[   37.417148][  T406]  ? rtnl_stats_set+0x3f0/0x3f0
[   37.417326][  T406]  ? __lock_acquire+0x508/0xc10
[   37.417503][  T406]  ? lock_acquire.part.0+0xbc/0x260
[   37.417677][  T406]  ? find_held_lock+0x2b/0x80
[   37.417855][  T406]  netlink_rcv_skb+0x14e/0x3a0
[   37.418043][  T406]  ? rtnl_stats_set+0x3f0/0x3f0
[   37.418238][  T406]  ? netlink_ack+0xcd0/0xcd0
[   37.418418][  T406]  ? netlink_deliver_tap+0xc5/0x330
[   37.418592][  T406]  ? netlink_deliver_tap+0x13c/0x330
[   37.418768][  T406]  netlink_unicast+0x486/0x750
[   37.418955][  T406]  ? netlink_attachskb+0x810/0x810
[   37.419142][  T406]  ? __lock_acquire+0x508/0xc10
[   37.419394][  T406]  netlink_sendmsg+0x735/0xc60
[   37.419644][  T406]  ? netlink_unicast+0x750/0x750
[   37.419865][  T406]  ? __might_fault+0x97/0x140
[   37.420052][  T406]  ____sys_sendmsg+0x419/0x850
[   37.420243][  T406]  ? copy_msghdr_from_user+0x2a0/0x460
[   37.420417][  T406]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   37.420621][  T406]  ? move_addr_to_kernel+0x40/0x40
[   37.420802][  T406]  ? stack_depot_save_flags+0x367/0x770
[   37.420990][  T406]  ? validate_chain+0x38b/0xc20
[   37.421179][  T406]  ___sys_sendmsg+0x14e/0x1d0
[   37.421353][  T406]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   37.421560][  T406]  ? copy_msghdr_from_user+0x460/0x460
[   37.421745][  T406]  __sys_sendmsg+0x145/0x1f0
[   37.421931][  T406]  ? __sys_sendmsg_sock+0x20/0x20
[   37.422120][  T406]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   37.422333][  T406]  ? do_raw_spin_unlock+0x59/0x250
[   37.422508][  T406]  ? rcu_is_watching+0x15/0xd0
[   37.422685][  T406]  do_syscall_64+0x117/0xfc0
[   37.422861][  T406]  ? trace_hardirqs_off+0xd/0x30
[   37.423049][  T406]  ? exc_page_fault+0xee/0x100
[   37.423239][  T406]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   37.423445][  T406] RIP: 0033:0x7f0b56abe08e
[   37.423631][  T406] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   37.424149][  T406] RSP: 002b:00007fff5cc188d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.424392][  T406] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0b56abe08e
[   37.424634][  T406] RDX: 0000000000000000 RSI: 00007fff5cc18980 RDI: 0000000000000005
[   37.424872][  T406] RBP: 00007fff5cc188e0 R08: 0000000000000000 R09: 0000000000000000
[   37.425129][  T406] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c688
[   37.425366][  T406] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5cc19050
[   37.425613][  T406]  </TASK>
[   37.425755][  T406] irq event stamp: 21257
[   37.425905][  T406] hardirqs last  enabled at (21267): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.426188][  T406] hardirqs last disabled at (21278): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.426456][  T406] softirqs last  enabled at (20324): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.426732][  T406] softirqs last disabled at (20317): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.427132][  T406] ---[ end trace 0000000000000000 ]---
[   37.586469][   T67] ------------[ cut here ]------------
[   37.586643][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   37.586885][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.587176][   T67] Tainted: [W]=WARN
[   37.587267][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.587416][   T67] Workqueue: netns cleanup_net
[   37.587546][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.587700][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.588142][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   37.588295][   T67] RAX: 00000000ffffffa6 RBX: ff11000004e39a80 RCX: 1ff4000000090eed
[   37.588471][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39b38
[   37.588653][   T67] RBP: ff11000007951000 R08: 1fe22000009c7368 R09: ff1100000faa0bd0
[   37.588845][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   37.589032][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.589225][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   37.589438][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.589586][   T67] CR2: 00007fe8e68df000 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   37.589766][   T67] PKRU: 55555554
[   37.589858][   T67] Call Trace:
[   37.589953][   T67]  <TASK>
[   37.590016][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   37.590171][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   37.590320][   T67]  ? queue_rcu_work+0x7c/0xa0
[   37.590439][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   37.590561][   T67]  ? rtnl_is_locked+0x15/0x20
[   37.590680][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   37.590799][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.590926][   T67]  ops_undo_list+0x615/0x8f0
[   37.591045][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   37.591168][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.591291][   T67]  cleanup_net+0x431/0x890
[   37.591409][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   37.591526][   T67]  ? process_one_work+0xdb7/0x1410
[   37.591644][   T67]  ? lock_acquire+0x134/0x160
[   37.591764][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.591886][   T67]  process_one_work+0xdf8/0x1410
[   37.592013][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   37.592136][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   37.592258][   T67]  worker_thread+0x4f1/0xd60
[   37.592382][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.592499][   T67]  ? __kthread_parkme+0xbd/0x210
[   37.592619][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.592736][   T67]  kthread+0x367/0x460
[   37.592831][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.592985][   T67]  ? kthread_affine_node+0x330/0x330
[   37.593108][   T67]  ret_from_fork+0x474/0x6b0
[   37.593226][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   37.593372][   T67]  ? __switch_to+0x5a3/0xe00
[   37.593491][   T67]  ? kthread_affine_node+0x330/0x330
[   37.593612][   T67]  ret_from_fork_asm+0x11/0x20
[   37.593738][   T67]  </TASK>
[   37.593827][   T67] irq event stamp: 500665
[   37.593926][   T67] hardirqs last  enabled at (500673): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.594139][   T67] hardirqs last disabled at (500682): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.594344][   T67] softirqs last  enabled at (500302): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.594552][   T67] softirqs last disabled at (500295): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.594758][   T67] ---[ end trace 0000000000000000 ]---
[   37.605998][   T67] ------------[ cut here ]------------
[   37.606171][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   37.606424][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.606719][   T67] Tainted: [W]=WARN
[   37.606817][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.606984][   T67] Workqueue: netns cleanup_net
[   37.607123][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.607293][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.607739][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   37.607907][   T67] RAX: 00000000ffffffa6 RBX: ff11000004e39c40 RCX: 1ff4000000090eaf
[   37.608094][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39cf8
[   37.608294][   T67] RBP: ff11000011ef1000 R08: 1fe22000009c73a0 R09: ff1100000faa0bd0
[   37.608482][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   37.608670][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   37.608863][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   37.609106][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.609267][   T67] CR2: 00007fe8e68df000 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   37.609457][   T67] PKRU: 55555554
[   37.609552][   T67] Call Trace:
[   37.609650][   T67]  <TASK>
[   37.609725][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   37.609867][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   37.609973][   T67]  netif_close_many+0x2ac/0x640
[   37.610121][   T67]  ? lock_acquire+0x134/0x160
[   37.610265][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.610400][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.610527][   T67]  ? __dev_close_many+0x530/0x530
[   37.610653][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   37.610813][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   37.610976][   T67]  ? mutex_is_locked+0x1c/0x50
[   37.611107][   T67]  ? rtnl_is_locked+0x15/0x20
[   37.611237][   T67]  ? default_device_exit_net+0x78/0x7b0
[   37.611363][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   37.611522][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   37.611650][   T67]  default_device_exit_batch+0x38b/0x600
[   37.611776][   T67]  ? unregister_netdev+0x60/0x60
[   37.611908][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   37.612041][   T67]  ops_undo_list+0x2ce/0x8f0
[   37.612179][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   37.612311][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.612442][   T67]  cleanup_net+0x431/0x890
[   37.612570][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   37.612700][   T67]  ? process_one_work+0xdb7/0x1410
[   37.612830][   T67]  ? lock_acquire+0x134/0x160
[   37.612968][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.613094][   T67]  process_one_work+0xdf8/0x1410
[   37.613230][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   37.613357][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   37.613488][   T67]  worker_thread+0x4f1/0xd60
[   37.613614][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.613740][   T67]  ? __kthread_parkme+0xbd/0x210
[   37.613870][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.614004][   T67]  kthread+0x367/0x460
[   37.614105][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.614269][   T67]  ? kthread_affine_node+0x330/0x330
[   37.614396][   T67]  ret_from_fork+0x474/0x6b0
[   37.614523][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   37.614680][   T67]  ? __switch_to+0x5a3/0xe00
[   37.614807][   T67]  ? kthread_affine_node+0x330/0x330
[   37.614963][   T67]  ret_from_fork_asm+0x11/0x20
[   37.615093][   T67]  </TASK>
[   37.615200][   T67] irq event stamp: 502225
[   37.615297][   T67] hardirqs last  enabled at (502233): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.615515][   T67] hardirqs last disabled at (502240): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.615738][   T67] softirqs last  enabled at (502094): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.615966][   T67] softirqs last disabled at (502089): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.616198][   T67] ---[ end trace 0000000000000000 ]---
[   37.617298][   T67] ------------[ cut here ]------------
[   37.617426][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   37.617665][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.617945][   T67] Tainted: [W]=WARN
[   37.618038][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.618349][   T67] Workqueue: netns cleanup_net
[   37.618481][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.618639][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.619076][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   37.619291][   T67] RAX: 00000000ffffffa6 RBX: ff11000010117700 RCX: 1ff4000000090ed5
[   37.619473][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101177b8
[   37.619650][   T67] RBP: ff11000011ef1000 R08: 1fe2200002022ef8 R09: ff1100000faa0bd0
[   37.619829][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   37.620028][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.620263][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   37.620523][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.620676][   T67] CR2: 00007fe8e68df000 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   37.620862][   T67] PKRU: 55555554
[   37.620960][   T67] Call Trace:
[   37.621049][   T67]  <TASK>
[   37.621160][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   37.621319][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   37.621470][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   37.621595][   T67]  default_device_exit_batch+0x38b/0x600
[   37.621718][   T67]  ? unregister_netdev+0x60/0x60
[   37.621841][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   37.621978][   T67]  ops_undo_list+0x2ce/0x8f0
[   37.622147][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   37.622267][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.622390][   T67]  cleanup_net+0x431/0x890
[   37.622510][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   37.622630][   T67]  ? process_one_work+0xdb7/0x1410
[   37.622752][   T67]  ? lock_acquire+0x134/0x160
[   37.622877][   T67]  ? rcu_is_watching+0x15/0xd0
[   37.623011][   T67]  process_one_work+0xdf8/0x1410
[   37.623157][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   37.623277][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   37.623401][   T67]  worker_thread+0x4f1/0xd60
[   37.623523][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.623644][   T67]  ? __kthread_parkme+0xbd/0x210
[   37.623768][   T67]  ? rescuer_thread+0x1320/0x1320
[   37.623895][   T67]  kthread+0x367/0x460
[   37.623987][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.624141][   T67]  ? kthread_affine_node+0x330/0x330
[   37.624264][   T67]  ret_from_fork+0x474/0x6b0
[   37.624392][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   37.624544][   T67]  ? __switch_to+0x5a3/0xe00
[   37.624665][   T67]  ? kthread_affine_node+0x330/0x330
[   37.624787][   T67]  ret_from_fork_asm+0x11/0x20
[   37.624921][   T67]  </TASK>
[   37.625011][   T67] irq event stamp: 506605
[   37.625108][   T67] hardirqs last  enabled at (506615): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.625322][   T67] hardirqs last disabled at (506622): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.625533][   T67] softirqs last  enabled at (506480): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.625748][   T67] softirqs last disabled at (506439): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.625967][   T67] ---[ end trace 0000000000000000 ]---
[   37.724078][  T414] ------------[ cut here ]------------
[   37.724354][  T414] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/414
[   37.724643][  T414] CPU: 2 UID: 0 PID: 414 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.724966][  T414] Tainted: [W]=WARN
[   37.725131][  T414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.725351][  T414] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.725597][  T414] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.726176][  T414] RSP: 0018:ffa00000011a7ab0 EFLAGS: 00010286
[   37.726402][  T414] RAX: 00000000ffffffa6 RBX: ff110000100591c0 RCX: 1ff4000000234f1c
[   37.726644][  T414] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010059278
[   37.726898][  T414] RBP: ff11000013349000 R08: 1fe220000200b250 R09: ff11000015b40b80
[   37.727152][  T414] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   37.727398][  T414] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013349000
[   37.727648][  T414] FS:  00007f4dd7906840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   37.727940][  T414] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.728168][  T414] CR2: 0000555fbff369c8 CR3: 0000000015e72006 CR4: 0000000000771ef0
[   37.728422][  T414] PKRU: 55555554
[   37.728573][  T414] Call Trace:
[   37.728719][  T414]  <TASK>
[   37.728850][  T414]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   37.729051][  T414]  ? notifier_call_chain+0xb0/0x320
[   37.729253][  T414]  rtmsg_ifinfo+0x5c/0xb0
[   37.729406][  T414]  register_netdevice+0x137a/0x1980
[   37.729597][  T414]  ? unregister_netdevice_queue+0x470/0x470
[   37.729822][  T414]  register_netdev+0x23/0x40
[   37.730014][  T414]  loopback_net_init+0x7d/0x150
[   37.730213][  T414]  ops_init+0x187/0x560
[   37.730366][  T414]  setup_net+0x11b/0x3b0
[   37.730516][  T414]  ? unregister_pernet_device+0x80/0x80
[   37.730695][  T414]  ? lockdep_init_map_type+0x5d/0x250
[   37.730876][  T414]  ? mutex_init_lockdep+0xf6/0x120
[   37.731068][  T414]  copy_net_ns+0x2fd/0x450
[   37.731266][  T414]  create_new_namespaces+0x371/0xa10
[   37.731456][  T414]  unshare_nsproxy_namespaces+0xa5/0x150
[   37.731637][  T414]  ksys_unshare+0x47e/0x8c0
[   37.731828][  T414]  ? walk_process_tree+0x350/0x350
[   37.732035][  T414]  ? __ia32_sys_open+0x1b0/0x1b0
[   37.732251][  T414]  __x64_sys_unshare+0x34/0x50
[   37.732453][  T414]  ? do_syscall_64+0x82/0xfc0
[   37.732650][  T414]  do_syscall_64+0x117/0xfc0
[   37.732836][  T414]  ? trace_hardirqs_off+0xd/0x30
[   37.733030][  T414]  ? exc_page_fault+0xee/0x100
[   37.733232][  T414]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   37.733450][  T414] RIP: 0033:0x7f4dd7bc8bcb
[   37.733638][  T414] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   37.734189][  T414] RSP: 002b:00007ffe82498348 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   37.734444][  T414] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4dd7bc8bcb
[   37.734693][  T414] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   37.734949][  T414] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   37.735214][  T414] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe8249a570
[   37.735469][  T414] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe8249a8c6
[   37.735722][  T414]  </TASK>
[   37.735879][  T414] irq event stamp: 24923
[   37.736041][  T414] hardirqs last  enabled at (24933): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.736341][  T414] hardirqs last disabled at (24944): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.736620][  T414] softirqs last  enabled at (24352): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   37.736910][  T414] softirqs last disabled at (24350): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   37.737206][  T414] ---[ end trace 0000000000000000 ]---
[   37.740456][  T414] ------------[ cut here ]------------
[   37.740638][  T414] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/414
[   37.740920][  T414] CPU: 2 UID: 0 PID: 414 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.741242][  T414] Tainted: [W]=WARN
[   37.741387][  T414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.741598][  T414] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.741827][  T414] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.742411][  T414] RSP: 0018:ffa00000011a7a98 EFLAGS: 00010286
[   37.742718][  T414] RAX: 00000000ffffffa6 RBX: ff11000013a60580 RCX: 1ff4000000234f19
[   37.743136][  T414] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a60638
[   37.743489][  T414] RBP: ff11000015ed1000 R08: 1fe220000274c0c8 R09: ff11000015b40b80
[   37.743820][  T414] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   37.744067][  T414] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ed1000
[   37.744319][  T414] FS:  00007f4dd7906840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   37.744597][  T414] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.744805][  T414] CR2: 0000555fbff369c8 CR3: 0000000015e72006 CR4: 0000000000771ef0
[   37.745057][  T414] PKRU: 55555554
[   37.745215][  T414] Call Trace:
[   37.745357][  T414]  <TASK>
[   37.745470][  T414]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   37.745650][  T414]  ? notifier_call_chain+0xb0/0x320
[   37.745827][  T414]  rtmsg_ifinfo+0x5c/0xb0
[   37.745981][  T414]  register_netdevice+0x137a/0x1980
[   37.746178][  T414]  ? unregister_netdevice_queue+0x470/0x470
[   37.746385][  T414]  ? alloc_netdev_mqs+0xed0/0x1490
[   37.746562][  T414]  register_netdev+0x23/0x40
[   37.746739][  T414]  sit_init_net+0x299/0x570
[   37.746928][  T414]  ops_init+0x187/0x560
[   37.747074][  T414]  setup_net+0x11b/0x3b0
[   37.747231][  T414]  ? unregister_pernet_device+0x80/0x80
[   37.747407][  T414]  ? lockdep_init_map_type+0x5d/0x250
[   37.747584][  T414]  ? mutex_init_lockdep+0xf6/0x120
[   37.747762][  T414]  copy_net_ns+0x2fd/0x450
[   37.747942][  T414]  create_new_namespaces+0x371/0xa10
[   37.748138][  T414]  unshare_nsproxy_namespaces+0xa5/0x150
[   37.748315][  T414]  ksys_unshare+0x47e/0x8c0
[   37.748493][  T414]  ? walk_process_tree+0x350/0x350
[   37.748687][  T414]  ? __ia32_sys_open+0x1b0/0x1b0
[   37.748927][  T414]  __x64_sys_unshare+0x34/0x50
[   37.749119][  T414]  ? do_syscall_64+0x82/0xfc0
[   37.749295][  T414]  do_syscall_64+0x117/0xfc0
[   37.749470][  T414]  ? trace_hardirqs_off+0xd/0x30
[   37.749654][  T414]  ? exc_page_fault+0xee/0x100
[   37.749831][  T414]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   37.750149][  T414] RIP: 0033:0x7f4dd7bc8bcb
[   37.750330][  T414] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   37.750833][  T414] RSP: 002b:00007ffe82498348 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   37.751086][  T414] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4dd7bc8bcb
[   37.751337][  T414] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   37.751574][  T414] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   37.751817][  T414] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe8249a570
[   37.752065][  T414] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe8249a8c6
[   37.752318][  T414]  </TASK>
[   37.752460][  T414] irq event stamp: 26959
[   37.752602][  T414] hardirqs last  enabled at (26969): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.752872][  T414] hardirqs last disabled at (26978): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.753166][  T414] softirqs last  enabled at (26378): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   37.753439][  T414] softirqs last disabled at (26376): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   37.753708][  T414] ---[ end trace 0000000000000000 ]---
[   37.792579][  T415] ------------[ cut here ]------------
[   37.792910][  T415] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/415
[   37.794164][  T415] CPU: 2 UID: 0 PID: 415 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.794634][  T415] Tainted: [W]=WARN
[   37.794831][  T415] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.795131][  T415] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.795406][  T415] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.796094][  T415] RSP: 0018:ffa0000001167020 EFLAGS: 00010286
[   37.796388][  T415] RAX: 00000000ffffffa6 RBX: ff11000013a618c0 RCX: 1ff400000022cdca
[   37.796732][  T415] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a61978
[   37.797092][  T415] RBP: ff11000013349000 R08: 1fe220000274c330 R09: ff11000015b42e58
[   37.797461][  T415] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   37.797813][  T415] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013349ce1
[   37.798191][  T415] FS:  00007fc3e9c80840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   37.798605][  T415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.798913][  T415] CR2: 00007fc3e9f501a0 CR3: 0000000011777003 CR4: 0000000000771ef0
[   37.799283][  T415] PKRU: 55555554
[   37.799492][  T415] Call Trace:
[   37.799701][  T415]  <TASK>
[   37.799867][  T415]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   37.800123][  T415]  rtmsg_ifinfo+0x5c/0xb0
[   37.800302][  T415]  ? mark_held_locks+0x40/0x70
[   37.800517][  T415]  __dev_notify_flags+0x1b8/0x280
[   37.800741][  T415]  ? netif_change_name+0x8c0/0x8c0
[   37.800992][  T415]  ? __dev_change_flags+0x4a4/0x660
[   37.801236][  T415]  ? netif_set_allmulti+0x250/0x250
[   37.801452][  T415]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.801671][  T415]  ? is_bpf_text_address+0x68/0x110
[   37.801907][  T415]  netif_change_flags+0xfe/0x190
[   37.802141][  T415]  do_setlink.isra.0+0x1cc3/0x2750
[   37.802360][  T415]  ? rtnl_link_get_size+0x350/0x350
[   37.802577][  T415]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   37.802823][  T415]  ? rcu_read_lock_any_held+0x3c/0x90
[   37.803003][  T415]  ? validate_chain+0x38b/0xc20
[   37.803196][  T415]  ? rcu_read_lock_any_held+0x66/0x90
[   37.803379][  T415]  ? stack_depot_save_flags+0x367/0x770
[   37.803560][  T415]  ? __lock_acquire+0x508/0xc10
[   37.803741][  T415]  ? lock_acquire.part.0+0xbc/0x260
[   37.803928][  T415]  ? rtnl_newlink+0x883/0xea0
[   37.804124][  T415]  ? rcu_is_watching+0x15/0xd0
[   37.804302][  T415]  ? lock_acquire+0x134/0x160
[   37.804477][  T415]  ? rcu_is_watching+0x15/0xd0
[   37.804653][  T415]  ? rcu_is_watching+0x15/0xd0
[   37.804832][  T415]  ? trace_contention_end+0xb3/0x1a0
[   37.805019][  T415]  ? __mutex_lock+0x1db/0x2010
[   37.805218][  T415]  ? __mutex_lock+0x9b2/0x2010
[   37.805395][  T415]  ? rtnl_newlink+0x883/0xea0
[   37.805573][  T415]  ? ww_mutex_lock+0x160/0x160
[   37.805752][  T415]  ? __rtnl_newlink+0x3fa/0xa50
[   37.805939][  T415]  rtnl_newlink+0x8d1/0xea0
[   37.806132][  T415]  ? lock_acquire.part.0+0xbc/0x260
[   37.806311][  T415]  ? __rtnl_newlink+0xa50/0xa50
[   37.806487][  T415]  ? mark_usage+0x61/0x170
[   37.806665][  T415]  ? lock_acquire.part.0+0xbc/0x260
[   37.806840][  T415]  ? find_held_lock+0x2b/0x80
[   37.807025][  T415]  ? __rtnl_newlink+0xa50/0xa50
[   37.807225][  T415]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.807403][  T415]  ? __rtnl_newlink+0xa50/0xa50
[   37.807582][  T415]  rtnetlink_rcv_msg+0x40d/0x9e0
[   37.807758][  T415]  ? validate_chain+0x38b/0xc20
[   37.807940][  T415]  ? rtnl_stats_set+0x3f0/0x3f0
[   37.808127][  T415]  ? __lock_acquire+0x508/0xc10
[   37.808305][  T415]  ? lock_acquire.part.0+0xbc/0x260
[   37.808481][  T415]  ? find_held_lock+0x2b/0x80
[   37.808659][  T415]  netlink_rcv_skb+0x14e/0x3a0
[   37.808834][  T415]  ? rtnl_stats_set+0x3f0/0x3f0
[   37.809023][  T415]  ? netlink_ack+0xcd0/0xcd0
[   37.809219][  T415]  ? netlink_deliver_tap+0xc5/0x330
[   37.809394][  T415]  ? netlink_deliver_tap+0x13c/0x330
[   37.809574][  T415]  netlink_unicast+0x486/0x750
[   37.809751][  T415]  ? netlink_attachskb+0x810/0x810
[   37.809934][  T415]  ? __lock_acquire+0x508/0xc10
[   37.810125][  T415]  netlink_sendmsg+0x735/0xc60
[   37.810306][  T415]  ? netlink_unicast+0x750/0x750
[   37.810483][  T415]  ? __might_fault+0x97/0x140
[   37.810664][  T415]  ____sys_sendmsg+0x419/0x850
[   37.810841][  T415]  ? copy_msghdr_from_user+0x2a0/0x460
[   37.811026][  T415]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   37.811244][  T415]  ? move_addr_to_kernel+0x40/0x40
[   37.811422][  T415]  ? stack_depot_save_flags+0x367/0x770
[   37.811602][  T415]  ? validate_chain+0x38b/0xc20
[   37.811780][  T415]  ___sys_sendmsg+0x14e/0x1d0
[   37.811964][  T415]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   37.812184][  T415]  ? copy_msghdr_from_user+0x460/0x460
[   37.812369][  T415]  __sys_sendmsg+0x145/0x1f0
[   37.812547][  T415]  ? __sys_sendmsg_sock+0x20/0x20
[   37.812723][  T415]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   37.812941][  T415]  ? do_raw_spin_unlock+0x59/0x250
[   37.813133][  T415]  ? rcu_is_watching+0x15/0xd0
[   37.813312][  T415]  do_syscall_64+0x117/0xfc0
[   37.813489][  T415]  ? trace_hardirqs_off+0xd/0x30
[   37.813665][  T415]  ? exc_page_fault+0xee/0x100
[   37.813843][  T415]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   37.814058][  T415] RIP: 0033:0x7fc3e9eba08e
[   37.814251][  T415] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   37.814756][  T415] RSP: 002b:00007ffda3733490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.815007][  T415] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc3e9eba08e
[   37.815260][  T415] RDX: 0000000000000000 RSI: 00007ffda3733540 RDI: 0000000000000005
[   37.815505][  T415] RBP: 00007ffda37334a0 R08: 0000000000000000 R09: 0000000000000000
[   37.815742][  T415] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c689
[   37.815989][  T415] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda3733c10
[   37.816247][  T415]  </TASK>
[   37.816391][  T415] irq event stamp: 25393
[   37.816539][  T415] hardirqs last  enabled at (25403): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.816812][  T415] hardirqs last disabled at (25412): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.817090][  T415] softirqs last  enabled at (24334): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.817376][  T415] softirqs last disabled at (23567): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.817655][  T415] ---[ end trace 0000000000000000 ]---
[   37.925969][  T418] ------------[ cut here ]------------
[   37.926719][  T418] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/418
[   37.926992][  T418] CPU: 0 UID: 0 PID: 418 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.927288][  T418] Tainted: [W]=WARN
[   37.927403][  T418] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.927585][  T418] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.927782][  T418] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.928293][  T418] RSP: 0018:ffa00000011c6e20 EFLAGS: 00010286
[   37.928472][  T418] RAX: 00000000ffffffa6 RBX: ff11000011ffeac0 RCX: 1ff4000000238d8a
[   37.928677][  T418] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ffeb78
[   37.928899][  T418] RBP: ff11000013a9c000 R08: 1fe22000023ffd70 R09: ff11000013a7ae80
[   37.929125][  T418] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   37.929344][  T418] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005e19908
[   37.929564][  T418] FS:  00007fea47d86840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   37.929828][  T418] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.930018][  T418] CR2: 000000000042ebe0 CR3: 00000000158ef003 CR4: 0000000000771ef0
[   37.930242][  T418] PKRU: 55555554
[   37.930352][  T418] Call Trace:
[   37.930462][  T418]  <TASK>
[   37.930539][  T418]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   37.930687][  T418]  rtmsg_ifinfo+0x5c/0xb0
[   37.930796][  T418]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   37.930982][  T418]  ? ref_tracker_alloc+0x28d/0x430
[   37.931140][  T418]  __dev_notify_flags+0x1b8/0x280
[   37.931278][  T418]  ? ref_tracker_dir_print+0x100/0x100
[   37.931413][  T418]  ? netif_change_name+0x8c0/0x8c0
[   37.931553][  T418]  ? __rtnl_newlink+0x22b/0xa50
[   37.931688][  T418]  ? rtnl_newlink+0x8d1/0xea0
[   37.931824][  T418]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   37.931964][  T418]  ? netlink_rcv_skb+0x14e/0x3a0
[   37.932112][  T418]  ? find_held_lock+0x2b/0x80
[   37.932254][  T418]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.932390][  T418]  ? mark_held_locks+0x40/0x70
[   37.932532][  T418]  rtnl_configure_link+0x1ac/0x390
[   37.932678][  T418]  ? lockdep_hardirqs_on+0x8c/0x130
[   37.932821][  T418]  ? queue_delayed_work_on+0x95/0x100
[   37.932973][  T418]  veth_newlink+0x330/0x8d0
[   37.933121][  T418]  ? veth_poll_controller+0x10/0x10
[   37.933265][  T418]  ? kasan_save_stack+0x2f/0x50
[   37.933405][  T418]  ? kasan_save_track+0x14/0x30
[   37.933550][  T418]  ? __kasan_kmalloc+0x7b/0x90
[   37.933707][  T418]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   37.933851][  T418]  ? alloc_netdev_mqs+0xe85/0x1490
[   37.934001][  T418]  ? rtnl_af_lookup+0x290/0x290
[   37.934148][  T418]  ? alloc_netdev_mqs+0xed0/0x1490
[   37.934287][  T418]  ? rtnl_create_link+0x169/0xf20
[   37.934427][  T418]  rtnl_newlink_create+0x2da/0x780
[   37.934564][  T418]  ? rtnl_create_link+0xf20/0xf20
[   37.934702][  T418]  ? __dev_get_by_name+0x12/0x50
[   37.934841][  T418]  ? rtnl_dev_get+0xd7/0x170
[   37.935036][  T418]  __rtnl_newlink+0x22b/0xa50
[   37.935211][  T418]  rtnl_newlink+0x8d1/0xea0
[   37.935379][  T418]  ? lock_acquire.part.0+0xbc/0x260
[   37.935545][  T418]  ? __rtnl_newlink+0xa50/0xa50
[   37.935711][  T418]  ? mark_usage+0x61/0x170
[   37.935879][  T418]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.936039][  T418]  ? __rtnl_newlink+0xa50/0xa50
[   37.936207][  T418]  rtnetlink_rcv_msg+0x40d/0x9e0
[   37.936370][  T418]  ? validate_chain+0x38b/0xc20
[   37.936532][  T418]  ? rtnl_stats_set+0x3f0/0x3f0
[   37.936694][  T418]  ? __lock_acquire+0x508/0xc10
[   37.936874][  T418]  ? lock_acquire.part.0+0xbc/0x260
[   37.937030][  T418]  ? find_held_lock+0x2b/0x80
[   37.937213][  T418]  netlink_rcv_skb+0x14e/0x3a0
[   37.937386][  T418]  ? rtnl_stats_set+0x3f0/0x3f0
[   37.937558][  T418]  ? netlink_ack+0xcd0/0xcd0
[   37.937719][  T418]  ? netlink_deliver_tap+0xc5/0x330
[   37.937934][  T418]  ? netlink_deliver_tap+0x13c/0x330
[   37.938180][  T418]  netlink_unicast+0x486/0x750
[   37.938415][  T418]  ? netlink_attachskb+0x810/0x810
[   37.938632][  T418]  ? __lock_acquire+0x508/0xc10
[   37.938789][  T418]  netlink_sendmsg+0x735/0xc60
[   37.938938][  T418]  ? netlink_unicast+0x750/0x750
[   37.939082][  T418]  ? __might_fault+0x97/0x140
[   37.939236][  T418]  ____sys_sendmsg+0x419/0x850
[   37.939394][  T418]  ? copy_msghdr_from_user+0x2a0/0x460
[   37.939555][  T418]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   37.939762][  T418]  ? move_addr_to_kernel+0x40/0x40
[   37.939914][  T418]  ___sys_sendmsg+0x14e/0x1d0
[   37.940061][  T418]  ? copy_msghdr_from_user+0x460/0x460
[   37.940221][  T418]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.940409][  T418]  ? do_sys_openat2+0xfd/0x170
[   37.940558][  T418]  __sys_sendmsg+0x145/0x1f0
[   37.940706][  T418]  ? __sys_sendmsg_sock+0x20/0x20
[   37.940852][  T418]  ? fpregs_restore_userregs+0x14b/0x310
[   37.941003][  T418]  ? rcu_is_watching+0x15/0xd0
[   37.941158][  T418]  do_syscall_64+0x117/0xfc0
[   37.941304][  T418]  ? trace_hardirqs_off+0xd/0x30
[   37.941452][  T418]  ? exc_page_fault+0xee/0x100
[   37.941593][  T418]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   37.941764][  T418] RIP: 0033:0x7fea47fc008e
[   37.941918][  T418] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   37.942618][  T418] RSP: 002b:00007ffe5454af60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.942945][  T418] RAX: ffffffffffffffda RBX: 00007ffe5454b708 RCX: 00007fea47fc008e
[   37.943273][  T418] RDX: 0000000000000000 RSI: 00007ffe5454b010 RDI: 0000000000000005
[   37.943493][  T418] RBP: 00007ffe5454af70 R08: 0000000000000000 R09: 0000000000000000
[   37.943708][  T418] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c689
[   37.943932][  T418] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5454b6d0
[   37.944165][  T418]  </TASK>
[   37.944281][  T418] irq event stamp: 17467
[   37.944403][  T418] hardirqs last  enabled at (17475): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.944667][  T418] hardirqs last disabled at (17482): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.944930][  T418] softirqs last  enabled at (16630): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.945192][  T418] softirqs last disabled at (15785): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.945451][  T418] ---[ end trace 0000000000000000 ]---
[   37.961188][  T418] ------------[ cut here ]------------
[   37.961363][  T418] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/418
[   37.961616][  T418] CPU: 0 UID: 0 PID: 418 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   37.961919][  T418] Tainted: [W]=WARN
[   37.962026][  T418] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.962211][  T418] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   37.962395][  T418] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   37.963245][  T418] RSP: 0018:ffa00000011c71a0 EFLAGS: 00010286
[   37.963548][  T418] RAX: 00000000ffffffa6 RBX: ff11000004db1e00 RCX: 1ff4000000238dfa
[   37.963788][  T418] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004db1eb8
[   37.964013][  T418] RBP: ff11000010f09000 R08: 1fe22000009b63d8 R09: ff11000013a7ae80
[   37.964854][  T418] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   37.965084][  T418] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   37.965331][  T418] FS:  00007fea47d86840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   37.965609][  T418] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.965809][  T418] CR2: 000000000042ebe0 CR3: 00000000158ef003 CR4: 0000000000771ef0
[   37.966056][  T418] PKRU: 55555554
[   37.966182][  T418] Call Trace:
[   37.966301][  T418]  <TASK>
[   37.966388][  T418]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   37.966549][  T418]  rtmsg_ifinfo+0x5c/0xb0
[   37.966699][  T418]  __dev_notify_flags+0x1b8/0x280
[   37.966870][  T418]  ? netif_change_name+0x8c0/0x8c0
[   37.967034][  T418]  ? rtnl_af_lookup+0x290/0x290
[   37.967202][  T418]  ? alloc_netdev_mqs+0xed0/0x1490
[   37.967368][  T418]  rtnl_configure_link+0x1ac/0x390
[   37.967524][  T418]  rtnl_newlink_create+0x353/0x780
[   37.967686][  T418]  ? rtnl_create_link+0xf20/0xf20
[   37.967845][  T418]  ? __dev_get_by_name+0x12/0x50
[   37.968009][  T418]  ? rtnl_dev_get+0xd7/0x170
[   37.968165][  T418]  __rtnl_newlink+0x22b/0xa50
[   37.968313][  T418]  rtnl_newlink+0x8d1/0xea0
[   37.968455][  T418]  ? lock_acquire.part.0+0xbc/0x260
[   37.968598][  T418]  ? __rtnl_newlink+0xa50/0xa50
[   37.968740][  T418]  ? mark_usage+0x61/0x170
[   37.968889][  T418]  ? __lock_release.isra.0+0x6b/0x1a0
[   37.969039][  T418]  ? __rtnl_newlink+0xa50/0xa50
[   37.969186][  T418]  rtnetlink_rcv_msg+0x40d/0x9e0
[   37.969332][  T418]  ? validate_chain+0x38b/0xc20
[   37.969475][  T418]  ? rtnl_stats_set+0x3f0/0x3f0
[   37.969617][  T418]  ? __lock_acquire+0x508/0xc10
[   37.969755][  T418]  ? lock_acquire.part.0+0xbc/0x260
[   37.969903][  T418]  ? find_held_lock+0x2b/0x80
[   37.970043][  T418]  netlink_rcv_skb+0x14e/0x3a0
[   37.970182][  T418]  ? rtnl_stats_set+0x3f0/0x3f0
[   37.970322][  T418]  ? netlink_ack+0xcd0/0xcd0
[   37.970464][  T418]  ? netlink_deliver_tap+0xc5/0x330
[   37.970601][  T418]  ? netlink_deliver_tap+0x13c/0x330
[   37.970741][  T418]  netlink_unicast+0x486/0x750
[   37.970888][  T418]  ? netlink_attachskb+0x810/0x810
[   37.971041][  T418]  ? __lock_acquire+0x508/0xc10
[   37.971192][  T418]  netlink_sendmsg+0x735/0xc60
[   37.971338][  T418]  ? netlink_unicast+0x750/0x750
[   37.971482][  T418]  ? __might_fault+0x97/0x140
[   37.971628][  T418]  ____sys_sendmsg+0x419/0x850
[   37.971771][  T418]  ? copy_msghdr_from_user+0x2a0/0x460
[   37.971927][  T418]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   37.972115][  T418]  ? move_addr_to_kernel+0x40/0x40
[   37.972262][  T418]  ___sys_sendmsg+0x14e/0x1d0
[   37.972409][  T418]  ? copy_msghdr_from_user+0x460/0x460
[   37.972556][  T418]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   37.972733][  T418]  ? do_sys_openat2+0xfd/0x170
[   37.972876][  T418]  __sys_sendmsg+0x145/0x1f0
[   37.973020][  T418]  ? __sys_sendmsg_sock+0x20/0x20
[   37.973195][  T418]  ? fpregs_restore_userregs+0x14b/0x310
[   37.973377][  T418]  ? rcu_is_watching+0x15/0xd0
[   37.973551][  T418]  do_syscall_64+0x117/0xfc0
[   37.973732][  T418]  ? trace_hardirqs_off+0xd/0x30
[   37.973914][  T418]  ? exc_page_fault+0xee/0x100
[   37.974086][  T418]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   37.974299][  T418] RIP: 0033:0x7fea47fc008e
[   37.974482][  T418] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   37.975239][  T418] RSP: 002b:00007ffe5454af60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.975563][  T418] RAX: ffffffffffffffda RBX: 00007ffe5454b708 RCX: 00007fea47fc008e
[   37.975880][  T418] RDX: 0000000000000000 RSI: 00007ffe5454b010 RDI: 0000000000000005
[   37.976144][  T418] RBP: 00007ffe5454af70 R08: 0000000000000000 R09: 0000000000000000
[   37.976432][  T418] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c689
[   37.976789][  T418] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5454b6d0
[   37.977160][  T418]  </TASK>
[   37.977286][  T418] irq event stamp: 30741
[   37.977402][  T418] hardirqs last  enabled at (30749): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   37.977680][  T418] hardirqs last disabled at (30756): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   37.977938][  T418] softirqs last  enabled at (30162): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   37.978204][  T418] softirqs last disabled at (29281): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   37.978470][  T418] ---[ end trace 0000000000000000 ]---
[   38.007948][  T419] ------------[ cut here ]------------
[   38.008200][  T419] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/419
[   38.008493][  T419] CPU: 2 UID: 0 PID: 419 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.008812][  T419] Tainted: [W]=WARN
[   38.008972][  T419] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.009208][  T419] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.009438][  T419] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.009976][  T419] RSP: 0018:ffa00000011d6e20 EFLAGS: 00010286
[   38.010215][  T419] RAX: 00000000ffffffa6 RBX: ff11000004f8f8c0 RCX: 1ff400000023ad8a
[   38.010493][  T419] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8f978
[   38.010776][  T419] RBP: ff1100000543c000 R08: 1fe22000009f1f30 R09: ff110000158bae80
[   38.011033][  T419] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.011295][  T419] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000feaa008
[   38.011548][  T419] FS:  00007f717ff37840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   38.011850][  T419] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.012094][  T419] CR2: 000000000042ebe0 CR3: 0000000013c3f002 CR4: 0000000000771ef0
[   38.012387][  T419] PKRU: 55555554
[   38.012539][  T419] Call Trace:
[   38.012690][  T419]  <TASK>
[   38.012809][  T419]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   38.013010][  T419]  rtmsg_ifinfo+0x5c/0xb0
[   38.013176][  T419]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   38.013397][  T419]  __dev_notify_flags+0x1b8/0x280
[   38.013583][  T419]  ? __mod_timer+0x3ad/0xc60
[   38.013768][  T419]  ? netif_change_name+0x8c0/0x8c0
[   38.013961][  T419]  ? rtnl_newlink+0x8d1/0xea0
[   38.014160][  T419]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   38.014351][  T419]  ? netlink_rcv_skb+0x14e/0x3a0
[   38.014544][  T419]  ? add_timer_on+0x580/0x580
[   38.014735][  T419]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.014936][  T419]  ? mark_held_locks+0x40/0x70
[   38.015143][  T419]  rtnl_configure_link+0x1ac/0x390
[   38.015328][  T419]  ? lockdep_hardirqs_on+0x8c/0x130
[   38.015511][  T419]  ? queue_delayed_work_on+0x95/0x100
[   38.015702][  T419]  veth_newlink+0x330/0x8d0
[   38.015888][  T419]  ? veth_poll_controller+0x10/0x10
[   38.016108][  T419]  ? kasan_save_stack+0x2f/0x50
[   38.016296][  T419]  ? kasan_save_track+0x14/0x30
[   38.016479][  T419]  ? __kasan_kmalloc+0x7b/0x90
[   38.016675][  T419]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   38.016857][  T419]  ? alloc_netdev_mqs+0xe85/0x1490
[   38.017108][  T419]  ? rtnl_af_lookup+0x290/0x290
[   38.017295][  T419]  ? alloc_netdev_mqs+0xed0/0x1490
[   38.017480][  T419]  ? rtnl_create_link+0x169/0xf20
[   38.017666][  T419]  rtnl_newlink_create+0x2da/0x780
[   38.017849][  T419]  ? rtnl_create_link+0xf20/0xf20
[   38.018042][  T419]  ? __dev_get_by_name+0x12/0x50
[   38.018266][  T419]  ? rtnl_dev_get+0xd7/0x170
[   38.018459][  T419]  __rtnl_newlink+0x22b/0xa50
[   38.018651][  T419]  rtnl_newlink+0x8d1/0xea0
[   38.018838][  T419]  ? lock_acquire.part.0+0xbc/0x260
[   38.019035][  T419]  ? __rtnl_newlink+0xa50/0xa50
[   38.019242][  T419]  ? mark_usage+0x61/0x170
[   38.019454][  T419]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.019643][  T419]  ? __rtnl_newlink+0xa50/0xa50
[   38.019850][  T419]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.020044][  T419]  ? validate_chain+0x38b/0xc20
[   38.020248][  T419]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.020433][  T419]  ? __lock_acquire+0x508/0xc10
[   38.020619][  T419]  ? lock_acquire.part.0+0xbc/0x260
[   38.020801][  T419]  ? find_held_lock+0x2b/0x80
[   38.020995][  T419]  netlink_rcv_skb+0x14e/0x3a0
[   38.021220][  T419]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.021405][  T419]  ? netlink_ack+0xcd0/0xcd0
[   38.021594][  T419]  ? netlink_deliver_tap+0xc5/0x330
[   38.021782][  T419]  ? netlink_deliver_tap+0x13c/0x330
[   38.021976][  T419]  netlink_unicast+0x486/0x750
[   38.022173][  T419]  ? netlink_attachskb+0x810/0x810
[   38.022358][  T419]  ? __lock_acquire+0x508/0xc10
[   38.022541][  T419]  netlink_sendmsg+0x735/0xc60
[   38.022740][  T419]  ? netlink_unicast+0x750/0x750
[   38.022934][  T419]  ? __might_fault+0x97/0x140
[   38.023164][  T419]  ____sys_sendmsg+0x419/0x850
[   38.023354][  T419]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.023540][  T419]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.023754][  T419]  ? move_addr_to_kernel+0x40/0x40
[   38.023962][  T419]  ___sys_sendmsg+0x14e/0x1d0
[   38.024160][  T419]  ? copy_msghdr_from_user+0x460/0x460
[   38.024348][  T419]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   38.024574][  T419]  ? do_sys_openat2+0xfd/0x170
[   38.024761][  T419]  __sys_sendmsg+0x145/0x1f0
[   38.024953][  T419]  ? __sys_sendmsg_sock+0x20/0x20
[   38.025154][  T419]  ? fpregs_restore_userregs+0x14b/0x310
[   38.025337][  T419]  ? rcu_is_watching+0x15/0xd0
[   38.025522][  T419]  do_syscall_64+0x117/0xfc0
[   38.025707][  T419]  ? trace_hardirqs_off+0xd/0x30
[   38.025891][  T419]  ? exc_page_fault+0xee/0x100
[   38.026088][  T419]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.026320][  T419] RIP: 0033:0x7f718017108e
[   38.026511][  T419] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.027045][  T419] RSP: 002b:00007ffc73a1d8f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.027336][  T419] RAX: ffffffffffffffda RBX: 00007ffc73a1e098 RCX: 00007f718017108e
[   38.027587][  T419] RDX: 0000000000000000 RSI: 00007ffc73a1d9a0 RDI: 0000000000000005
[   38.027835][  T419] RBP: 00007ffc73a1d900 R08: 0000000000000000 R09: 0000000000000000
[   38.028108][  T419] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c689
[   38.028361][  T419] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc73a1e060
[   38.028615][  T419]  </TASK>
[   38.028767][  T419] irq event stamp: 15243
[   38.028925][  T419] hardirqs last  enabled at (15253): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.029247][  T419] hardirqs last disabled at (15264): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.029535][  T419] softirqs last  enabled at (14204): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   38.029828][  T419] softirqs last disabled at (14202): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   38.030148][  T419] ---[ end trace 0000000000000000 ]---
[   38.044545][  T419] ------------[ cut here ]------------
[   38.044729][  T419] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/419
[   38.045008][  T419] CPU: 3 UID: 0 PID: 419 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.045321][  T419] Tainted: [W]=WARN
[   38.045426][  T419] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.045595][  T419] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.045775][  T419] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.046264][  T419] RSP: 0018:ffa00000011d71a0 EFLAGS: 00010286
[   38.046438][  T419] RAX: 00000000ffffffa6 RBX: ff11000013d31000 RCX: 1ff400000023adfa
[   38.046637][  T419] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d310b8
[   38.046837][  T419] RBP: ff11000005439000 R08: 1fe22000027a6218 R09: ff110000158bae80
[   38.047045][  T419] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   38.047254][  T419] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   38.047458][  T419] FS:  00007f717ff37840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   38.047695][  T419] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.047866][  T419] CR2: 0000555faa067d5c CR3: 0000000013c3f002 CR4: 0000000000771ef0
[   38.048071][  T419] PKRU: 55555554
[   38.048176][  T419] Call Trace:
[   38.048277][  T419]  <TASK>
[   38.048347][  T419]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   38.048485][  T419]  rtmsg_ifinfo+0x5c/0xb0
[   38.048585][  T419]  __dev_notify_flags+0x1b8/0x280
[   38.048723][  T419]  ? netif_change_name+0x8c0/0x8c0
[   38.048859][  T419]  ? rtnl_af_lookup+0x290/0x290
[   38.048999][  T419]  ? alloc_netdev_mqs+0xed0/0x1490
[   38.049138][  T419]  rtnl_configure_link+0x1ac/0x390
[   38.049274][  T419]  rtnl_newlink_create+0x353/0x780
[   38.049412][  T419]  ? rtnl_create_link+0xf20/0xf20
[   38.049547][  T419]  ? __dev_get_by_name+0x12/0x50
[   38.049681][  T419]  ? rtnl_dev_get+0xd7/0x170
[   38.049819][  T419]  __rtnl_newlink+0x22b/0xa50
[   38.049963][  T419]  rtnl_newlink+0x8d1/0xea0
[   38.050104][  T419]  ? lock_acquire.part.0+0xbc/0x260
[   38.050258][  T419]  ? __rtnl_newlink+0xa50/0xa50
[   38.050393][  T419]  ? mark_usage+0x61/0x170
[   38.050529][  T419]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.050663][  T419]  ? __rtnl_newlink+0xa50/0xa50
[   38.050799][  T419]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.050939][  T419]  ? validate_chain+0x38b/0xc20
[   38.051071][  T419]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.051209][  T419]  ? __lock_acquire+0x508/0xc10
[   38.051346][  T419]  ? lock_acquire.part.0+0xbc/0x260
[   38.051480][  T419]  ? find_held_lock+0x2b/0x80
[   38.051616][  T419]  netlink_rcv_skb+0x14e/0x3a0
[   38.051752][  T419]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.051887][  T419]  ? netlink_ack+0xcd0/0xcd0
[   38.052045][  T419]  ? netlink_deliver_tap+0xc5/0x330
[   38.052186][  T419]  ? netlink_deliver_tap+0x13c/0x330
[   38.052325][  T419]  netlink_unicast+0x486/0x750
[   38.052468][  T419]  ? netlink_attachskb+0x810/0x810
[   38.052605][  T419]  ? __lock_acquire+0x508/0xc10
[   38.052744][  T419]  netlink_sendmsg+0x735/0xc60
[   38.052886][  T419]  ? netlink_unicast+0x750/0x750
[   38.053031][  T419]  ? __might_fault+0x97/0x140
[   38.053182][  T419]  ____sys_sendmsg+0x419/0x850
[   38.053322][  T419]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.053464][  T419]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.053633][  T419]  ? move_addr_to_kernel+0x40/0x40
[   38.053790][  T419]  ___sys_sendmsg+0x14e/0x1d0
[   38.053933][  T419]  ? copy_msghdr_from_user+0x460/0x460
[   38.054073][  T419]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   38.054253][  T419]  ? do_sys_openat2+0xfd/0x170
[   38.054397][  T419]  __sys_sendmsg+0x145/0x1f0
[   38.054537][  T419]  ? __sys_sendmsg_sock+0x20/0x20
[   38.054678][  T419]  ? fpregs_restore_userregs+0x14b/0x310
[   38.054819][  T419]  ? rcu_is_watching+0x15/0xd0
[   38.054963][  T419]  do_syscall_64+0x117/0xfc0
[   38.055132][  T419]  ? trace_hardirqs_off+0xd/0x30
[   38.055275][  T419]  ? exc_page_fault+0xee/0x100
[   38.055420][  T419]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.055603][  T419] RIP: 0033:0x7f718017108e
[   38.055749][  T419] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.056235][  T419] RSP: 002b:00007ffc73a1d8f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.056443][  T419] RAX: ffffffffffffffda RBX: 00007ffc73a1e098 RCX: 00007f718017108e
[   38.056644][  T419] RDX: 0000000000000000 RSI: 00007ffc73a1d9a0 RDI: 0000000000000005
[   38.056849][  T419] RBP: 00007ffc73a1d900 R08: 0000000000000000 R09: 0000000000000000
[   38.057058][  T419] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c689
[   38.057268][  T419] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc73a1e060
[   38.057476][  T419]  </TASK>
[   38.057578][  T419] irq event stamp: 27579
[   38.057679][  T419] hardirqs last  enabled at (27587): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.057922][  T419] hardirqs last disabled at (27594): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.058160][  T419] softirqs last  enabled at (26932): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.058394][  T419] softirqs last disabled at (26887): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.058630][  T419] ---[ end trace 0000000000000000 ]---
[   38.089625][  T420] ------------[ cut here ]------------
[   38.089835][  T420] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/420
[   38.090591][  T420] CPU: 0 UID: 0 PID: 420 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.090870][  T420] Tainted: [W]=WARN
[   38.090980][  T420] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.091159][  T420] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.091338][  T420] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.091830][  T420] RSP: 0018:ffa00000011e6e20 EFLAGS: 00010286
[   38.092010][  T420] RAX: 00000000ffffffa6 RBX: ff11000015a4f000 RCX: 1ff400000023cd8a
[   38.092224][  T420] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a4f0b8
[   38.092427][  T420] RBP: ff11000013854000 R08: 1fe2200002b49e18 R09: ff110000158bd180
[   38.092637][  T420] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   38.092840][  T420] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011655208
[   38.093055][  T420] FS:  00007f887b417840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   38.093310][  T420] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.093484][  T420] CR2: 000000000042ebe0 CR3: 00000000024f7006 CR4: 0000000000771ef0
[   38.093692][  T420] PKRU: 55555554
[   38.093795][  T420] Call Trace:
[   38.093908][  T420]  <TASK>
[   38.093985][  T420]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   38.094135][  T420]  rtmsg_ifinfo+0x5c/0xb0
[   38.094239][  T420]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   38.094413][  T420]  ? ref_tracker_alloc+0x28d/0x430
[   38.094552][  T420]  __dev_notify_flags+0x1b8/0x280
[   38.094688][  T420]  ? ref_tracker_dir_print+0x100/0x100
[   38.094823][  T420]  ? netif_change_name+0x8c0/0x8c0
[   38.094975][  T420]  ? __rtnl_newlink+0x22b/0xa50
[   38.095122][  T420]  ? rtnl_newlink+0x8d1/0xea0
[   38.095261][  T420]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   38.095399][  T420]  ? netlink_rcv_skb+0x14e/0x3a0
[   38.095536][  T420]  ? find_held_lock+0x2b/0x80
[   38.095676][  T420]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.095816][  T420]  ? mark_held_locks+0x40/0x70
[   38.095962][  T420]  rtnl_configure_link+0x1ac/0x390
[   38.096105][  T420]  ? lockdep_hardirqs_on+0x8c/0x130
[   38.096242][  T420]  ? queue_delayed_work_on+0x95/0x100
[   38.096388][  T420]  veth_newlink+0x330/0x8d0
[   38.096533][  T420]  ? veth_poll_controller+0x10/0x10
[   38.096676][  T420]  ? kasan_save_stack+0x2f/0x50
[   38.096826][  T420]  ? kasan_save_track+0x14/0x30
[   38.096974][  T420]  ? __kasan_kmalloc+0x7b/0x90
[   38.097144][  T420]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   38.097289][  T420]  ? alloc_netdev_mqs+0xe85/0x1490
[   38.097434][  T420]  ? rtnl_af_lookup+0x290/0x290
[   38.097571][  T420]  ? alloc_netdev_mqs+0xed0/0x1490
[   38.097707][  T420]  ? rtnl_create_link+0x169/0xf20
[   38.097849][  T420]  rtnl_newlink_create+0x2da/0x780
[   38.097999][  T420]  ? rtnl_create_link+0xf20/0xf20
[   38.098149][  T420]  ? __dev_get_by_name+0x12/0x50
[   38.098291][  T420]  ? rtnl_dev_get+0xd7/0x170
[   38.098439][  T420]  __rtnl_newlink+0x22b/0xa50
[   38.098580][  T420]  rtnl_newlink+0x8d1/0xea0
[   38.098722][  T420]  ? lock_acquire.part.0+0xbc/0x260
[   38.098860][  T420]  ? __rtnl_newlink+0xa50/0xa50
[   38.099001][  T420]  ? mark_usage+0x61/0x170
[   38.099151][  T420]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.099295][  T420]  ? __rtnl_newlink+0xa50/0xa50
[   38.099433][  T420]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.099570][  T420]  ? validate_chain+0x38b/0xc20
[   38.099706][  T420]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.099841][  T420]  ? __lock_acquire+0x508/0xc10
[   38.099980][  T420]  ? lock_acquire.part.0+0xbc/0x260
[   38.100120][  T420]  ? find_held_lock+0x2b/0x80
[   38.100256][  T420]  netlink_rcv_skb+0x14e/0x3a0
[   38.100396][  T420]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.100531][  T420]  ? netlink_ack+0xcd0/0xcd0
[   38.100670][  T420]  ? netlink_deliver_tap+0xc5/0x330
[   38.100804][  T420]  ? netlink_deliver_tap+0x13c/0x330
[   38.100946][  T420]  netlink_unicast+0x486/0x750
[   38.101081][  T420]  ? netlink_attachskb+0x810/0x810
[   38.101224][  T420]  ? __lock_acquire+0x508/0xc10
[   38.101362][  T420]  netlink_sendmsg+0x735/0xc60
[   38.101499][  T420]  ? netlink_unicast+0x750/0x750
[   38.101634][  T420]  ? __might_fault+0x97/0x140
[   38.101770][  T420]  ____sys_sendmsg+0x419/0x850
[   38.101910][  T420]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.102046][  T420]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.102222][  T420]  ? move_addr_to_kernel+0x40/0x40
[   38.102364][  T420]  ___sys_sendmsg+0x14e/0x1d0
[   38.102503][  T420]  ? copy_msghdr_from_user+0x460/0x460
[   38.102641][  T420]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   38.102814][  T420]  ? do_sys_openat2+0xfd/0x170
[   38.102957][  T420]  __sys_sendmsg+0x145/0x1f0
[   38.103092][  T420]  ? __sys_sendmsg_sock+0x20/0x20
[   38.103238][  T420]  ? fpregs_restore_userregs+0x14b/0x310
[   38.103378][  T420]  ? rcu_is_watching+0x15/0xd0
[   38.103519][  T420]  do_syscall_64+0x117/0xfc0
[   38.103658][  T420]  ? trace_hardirqs_off+0xd/0x30
[   38.103793][  T420]  ? exc_page_fault+0xee/0x100
[   38.103933][  T420]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.104109][  T420] RIP: 0033:0x7f887b65108e
[   38.104252][  T420] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.104738][  T420] RSP: 002b:00007fff2ab90ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.104945][  T420] RAX: ffffffffffffffda RBX: 00007fff2ab91348 RCX: 00007f887b65108e
[   38.105157][  T420] RDX: 0000000000000000 RSI: 00007fff2ab90c50 RDI: 0000000000000005
[   38.105363][  T420] RBP: 00007fff2ab90bb0 R08: 0000000000000000 R09: 0000000000000000
[   38.105570][  T420] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c689
[   38.105776][  T420] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2ab91310
[   38.106000][  T420]  </TASK>
[   38.106116][  T420] irq event stamp: 16583
[   38.106222][  T420] hardirqs last  enabled at (16591): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.106474][  T420] hardirqs last disabled at (16598): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.106720][  T420] softirqs last  enabled at (15760): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.106972][  T420] softirqs last disabled at (15021): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.107218][  T420] ---[ end trace 0000000000000000 ]---
[   38.123511][  T420] ------------[ cut here ]------------
[   38.123700][  T420] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/420
[   38.123942][  T420] CPU: 0 UID: 0 PID: 420 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.124229][  T420] Tainted: [W]=WARN
[   38.124336][  T420] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.124502][  T420] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.124680][  T420] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.125165][  T420] RSP: 0018:ffa00000011e71a0 EFLAGS: 00010286
[   38.125335][  T420] RAX: 00000000ffffffa6 RBX: ff11000015a898c0 RCX: 1ff400000023cdfa
[   38.125533][  T420] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89978
[   38.125732][  T420] RBP: ff11000013851000 R08: 1fe2200002b51330 R09: ff110000158bd180
[   38.125940][  T420] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   38.126144][  T420] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   38.126345][  T420] FS:  00007f887b417840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   38.126578][  T420] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.126748][  T420] CR2: 000000000042ebe0 CR3: 00000000024f7006 CR4: 0000000000771ef0
[   38.126967][  T420] PKRU: 55555554
[   38.127067][  T420] Call Trace:
[   38.127172][  T420]  <TASK>
[   38.127244][  T420]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   38.127379][  T420]  rtmsg_ifinfo+0x5c/0xb0
[   38.127482][  T420]  __dev_notify_flags+0x1b8/0x280
[   38.127616][  T420]  ? netif_change_name+0x8c0/0x8c0
[   38.127750][  T420]  ? rtnl_af_lookup+0x290/0x290
[   38.127885][  T420]  ? alloc_netdev_mqs+0xed0/0x1490
[   38.128026][  T420]  rtnl_configure_link+0x1ac/0x390
[   38.128167][  T420]  rtnl_newlink_create+0x353/0x780
[   38.128303][  T420]  ? rtnl_create_link+0xf20/0xf20
[   38.128436][  T420]  ? __dev_get_by_name+0x12/0x50
[   38.128570][  T420]  ? rtnl_dev_get+0xd7/0x170
[   38.128711][  T420]  __rtnl_newlink+0x22b/0xa50
[   38.128847][  T420]  rtnl_newlink+0x8d1/0xea0
[   38.128991][  T420]  ? lock_acquire.part.0+0xbc/0x260
[   38.129131][  T420]  ? __rtnl_newlink+0xa50/0xa50
[   38.129263][  T420]  ? mark_usage+0x61/0x170
[   38.129401][  T420]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.129536][  T420]  ? __rtnl_newlink+0xa50/0xa50
[   38.129670][  T420]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.129804][  T420]  ? validate_chain+0x38b/0xc20
[   38.129942][  T420]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.130074][  T420]  ? __lock_acquire+0x508/0xc10
[   38.130211][  T420]  ? lock_acquire.part.0+0xbc/0x260
[   38.130344][  T420]  ? find_held_lock+0x2b/0x80
[   38.130478][  T420]  netlink_rcv_skb+0x14e/0x3a0
[   38.130611][  T420]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.130744][  T420]  ? netlink_ack+0xcd0/0xcd0
[   38.130882][  T420]  ? netlink_deliver_tap+0xc5/0x330
[   38.131019][  T420]  ? netlink_deliver_tap+0x13c/0x330
[   38.131160][  T420]  netlink_unicast+0x486/0x750
[   38.131295][  T420]  ? netlink_attachskb+0x810/0x810
[   38.131429][  T420]  ? __lock_acquire+0x508/0xc10
[   38.131564][  T420]  netlink_sendmsg+0x735/0xc60
[   38.131698][  T420]  ? netlink_unicast+0x750/0x750
[   38.131833][  T420]  ? __might_fault+0x97/0x140
[   38.131974][  T420]  ____sys_sendmsg+0x419/0x850
[   38.132113][  T420]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.132247][  T420]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.132410][  T420]  ? move_addr_to_kernel+0x40/0x40
[   38.132546][  T420]  ___sys_sendmsg+0x14e/0x1d0
[   38.132683][  T420]  ? copy_msghdr_from_user+0x460/0x460
[   38.132820][  T420]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   38.132998][  T420]  ? do_sys_openat2+0xfd/0x170
[   38.133140][  T420]  __sys_sendmsg+0x145/0x1f0
[   38.133273][  T420]  ? __sys_sendmsg_sock+0x20/0x20
[   38.133409][  T420]  ? fpregs_restore_userregs+0x14b/0x310
[   38.133545][  T420]  ? rcu_is_watching+0x15/0xd0
[   38.133683][  T420]  do_syscall_64+0x117/0xfc0
[   38.133818][  T420]  ? trace_hardirqs_off+0xd/0x30
[   38.133960][  T420]  ? exc_page_fault+0xee/0x100
[   38.134095][  T420]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.134267][  T420] RIP: 0033:0x7f887b65108e
[   38.134407][  T420] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.134884][  T420] RSP: 002b:00007fff2ab90ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.135092][  T420] RAX: ffffffffffffffda RBX: 00007fff2ab91348 RCX: 00007f887b65108e
[   38.135300][  T420] RDX: 0000000000000000 RSI: 00007fff2ab90c50 RDI: 0000000000000005
[   38.135501][  T420] RBP: 00007fff2ab90bb0 R08: 0000000000000000 R09: 0000000000000000
[   38.135701][  T420] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c689
[   38.135909][  T420] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2ab91310
[   38.136164][  T420]  </TASK>
[   38.136267][  T420] irq event stamp: 30203
[   38.136372][  T420] hardirqs last  enabled at (30211): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.136684][  T420] hardirqs last disabled at (30218): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.136976][  T420] softirqs last  enabled at (29556): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.137218][  T420] softirqs last disabled at (29499): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.137450][  T420] ---[ end trace 0000000000000000 ]---
[   38.162761][  T421] ------------[ cut here ]------------
[   38.162987][  T421] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/421
[   38.163304][  T421] CPU: 2 UID: 0 PID: 421 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.163631][  T421] Tainted: [W]=WARN
[   38.163788][  T421] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.164041][  T421] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.164318][  T421] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.164947][  T421] RSP: 0018:ffa00000011d7050 EFLAGS: 00010286
[   38.165183][  T421] RAX: 00000000ffffffa6 RBX: ff110000115371c0 RCX: 1ff400000023add0
[   38.165437][  T421] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011537278
[   38.165687][  T421] RBP: ff11000010f09000 R08: 1fe22000022a6e50 R09: ff110000158b8b80
[   38.165934][  T421] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   38.166190][  T421] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   38.166435][  T421] FS:  00007f161307a840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   38.166717][  T421] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.166935][  T421] CR2: 00007f1613402900 CR3: 0000000013b4b005 CR4: 0000000000771ef0
[   38.167190][  T421] PKRU: 55555554
[   38.167336][  T421] Call Trace:
[   38.167483][  T421]  <TASK>
[   38.167599][  T421]  ? rcu_is_watching+0x15/0xd0
[   38.167781][  T421]  rtnetlink_event+0xe0/0x1f0
[   38.167976][  T421]  notifier_call_chain+0xb0/0x320
[   38.168351][  T421]  netif_set_mac_address+0x2dd/0x410
[   38.168612][  T421]  ? rcu_is_watching+0x15/0xd0
[   38.168840][  T421]  ? netif_set_group+0x70/0x70
[   38.169029][  T421]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   38.169258][  T421]  ? is_bpf_text_address+0x72/0x110
[   38.169438][  T421]  do_setlink.isra.0+0x706/0x2750
[   38.169618][  T421]  ? rtnl_link_get_size+0x350/0x350
[   38.169801][  T421]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   38.170020][  T421]  ? rcu_read_lock_any_held+0x3c/0x90
[   38.170212][  T421]  ? validate_chain+0x38b/0xc20
[   38.170391][  T421]  ? rcu_read_lock_any_held+0x66/0x90
[   38.170569][  T421]  ? stack_depot_save_flags+0x367/0x770
[   38.170750][  T421]  ? __lock_acquire+0x508/0xc10
[   38.170943][  T421]  ? lock_acquire.part.0+0xbc/0x260
[   38.171133][  T421]  ? rtnl_newlink+0x883/0xea0
[   38.171315][  T421]  ? rcu_is_watching+0x15/0xd0
[   38.171492][  T421]  ? lock_acquire+0x134/0x160
[   38.171669][  T421]  ? rcu_is_watching+0x15/0xd0
[   38.171844][  T421]  ? rcu_is_watching+0x15/0xd0
[   38.172034][  T421]  ? trace_contention_end+0xb3/0x1a0
[   38.172229][  T421]  ? __mutex_lock+0x1db/0x2010
[   38.172414][  T421]  ? __mutex_lock+0x9b2/0x2010
[   38.172593][  T421]  ? rtnl_newlink+0x883/0xea0
[   38.172777][  T421]  ? __rtnl_newlink+0x3fa/0xa50
[   38.172968][  T421]  rtnl_newlink+0x8d1/0xea0
[   38.173161][  T421]  ? lock_acquire.part.0+0xbc/0x260
[   38.173344][  T421]  ? __rtnl_newlink+0xa50/0xa50
[   38.173520][  T421]  ? mark_usage+0x61/0x170
[   38.173702][  T421]  ? lock_acquire.part.0+0xbc/0x260
[   38.173883][  T421]  ? find_held_lock+0x2b/0x80
[   38.174069][  T421]  ? __rtnl_newlink+0xa50/0xa50
[   38.174259][  T421]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.174438][  T421]  ? __rtnl_newlink+0xa50/0xa50
[   38.174616][  T421]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.174793][  T421]  ? validate_chain+0x38b/0xc20
[   38.174976][  T421]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.175167][  T421]  ? __lock_acquire+0x508/0xc10
[   38.175356][  T421]  ? lock_acquire.part.0+0xbc/0x260
[   38.175532][  T421]  ? find_held_lock+0x2b/0x80
[   38.175710][  T421]  netlink_rcv_skb+0x14e/0x3a0
[   38.175889][  T421]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.176076][  T421]  ? netlink_ack+0xcd0/0xcd0
[   38.176275][  T421]  ? netlink_deliver_tap+0xc5/0x330
[   38.176451][  T421]  ? netlink_deliver_tap+0x13c/0x330
[   38.176637][  T421]  netlink_unicast+0x486/0x750
[   38.176816][  T421]  ? netlink_attachskb+0x810/0x810
[   38.177002][  T421]  ? __lock_acquire+0x508/0xc10
[   38.177197][  T421]  netlink_sendmsg+0x735/0xc60
[   38.177377][  T421]  ? netlink_unicast+0x750/0x750
[   38.177554][  T421]  ? __might_fault+0x97/0x140
[   38.177736][  T421]  ____sys_sendmsg+0x419/0x850
[   38.177925][  T421]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.178119][  T421]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.178329][  T421]  ? move_addr_to_kernel+0x40/0x40
[   38.178509][  T421]  ? stack_depot_save_flags+0x367/0x770
[   38.178688][  T421]  ? validate_chain+0x38b/0xc20
[   38.178868][  T421]  ___sys_sendmsg+0x14e/0x1d0
[   38.179052][  T421]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.179278][  T421]  ? copy_msghdr_from_user+0x460/0x460
[   38.179469][  T421]  __sys_sendmsg+0x145/0x1f0
[   38.179649][  T421]  ? __sys_sendmsg_sock+0x20/0x20
[   38.179824][  T421]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.180041][  T421]  ? do_raw_spin_unlock+0x59/0x250
[   38.180239][  T421]  ? rcu_is_watching+0x15/0xd0
[   38.180419][  T421]  do_syscall_64+0x117/0xfc0
[   38.180600][  T421]  ? trace_hardirqs_off+0xd/0x30
[   38.180784][  T421]  ? exc_page_fault+0xee/0x100
[   38.180973][  T421]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.181199][  T421] RIP: 0033:0x7f16132b408e
[   38.181388][  T421] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.181908][  T421] RSP: 002b:00007ffe88a83d60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.182170][  T421] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f16132b408e
[   38.182414][  T421] RDX: 0000000000000000 RSI: 00007ffe88a83e10 RDI: 0000000000000005
[   38.182654][  T421] RBP: 00007ffe88a83d70 R08: 0000000000000000 R09: 0000000000000000
[   38.182905][  T421] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   38.183164][  T421] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe88a844e0
[   38.183410][  T421]  </TASK>
[   38.183555][  T421] irq event stamp: 14931
[   38.183702][  T421] hardirqs last  enabled at (14941): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.183988][  T421] hardirqs last disabled at (14950): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.184277][  T421] softirqs last  enabled at (14142): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.184552][  T421] softirqs last disabled at (14069): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.184824][  T421] ---[ end trace 0000000000000000 ]---
[   38.224083][  T422] ------------[ cut here ]------------
[   38.224272][  T422] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/422
[   38.224505][  T422] CPU: 0 UID: 0 PID: 422 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.224776][  T422] Tainted: [W]=WARN
[   38.224879][  T422] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.225057][  T422] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.225238][  T422] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.225695][  T422] RSP: 0018:ffa00000011f7050 EFLAGS: 00010286
[   38.225863][  T422] RAX: 00000000ffffffa6 RBX: ff11000005d75a80 RCX: 1ff400000023edd0
[   38.226064][  T422] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005d75b38
[   38.226265][  T422] RBP: ff11000013854000 R08: 1fe2200000baeb68 R09: ff11000004cc5180
[   38.226457][  T422] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   38.226647][  T422] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   38.226841][  T422] FS:  00007f303f071840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   38.227078][  T422] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.227251][  T422] CR2: 00007f303f3411a0 CR3: 000000001384f002 CR4: 0000000000771ef0
[   38.227447][  T422] PKRU: 55555554
[   38.227545][  T422] Call Trace:
[   38.227641][  T422]  <TASK>
[   38.227708][  T422]  ? rcu_is_watching+0x15/0xd0
[   38.227844][  T422]  rtnetlink_event+0xe0/0x1f0
[   38.227981][  T422]  notifier_call_chain+0xb0/0x320
[   38.228117][  T422]  netif_set_mac_address+0x2dd/0x410
[   38.228248][  T422]  ? rcu_is_watching+0x15/0xd0
[   38.228378][  T422]  ? netif_set_group+0x70/0x70
[   38.228509][  T422]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   38.228672][  T422]  ? is_bpf_text_address+0x72/0x110
[   38.228804][  T422]  do_setlink.isra.0+0x706/0x2750
[   38.228947][  T422]  ? rtnl_link_get_size+0x350/0x350
[   38.229076][  T422]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   38.229242][  T422]  ? rcu_read_lock_any_held+0x3c/0x90
[   38.229372][  T422]  ? validate_chain+0x38b/0xc20
[   38.229503][  T422]  ? rcu_read_lock_any_held+0x66/0x90
[   38.229631][  T422]  ? stack_depot_save_flags+0x367/0x770
[   38.229766][  T422]  ? __lock_acquire+0x508/0xc10
[   38.229900][  T422]  ? lock_acquire.part.0+0xbc/0x260
[   38.230029][  T422]  ? rtnl_newlink+0x883/0xea0
[   38.230167][  T422]  ? rcu_is_watching+0x15/0xd0
[   38.230298][  T422]  ? lock_acquire+0x134/0x160
[   38.230427][  T422]  ? rcu_is_watching+0x15/0xd0
[   38.230556][  T422]  ? rcu_is_watching+0x15/0xd0
[   38.230684][  T422]  ? trace_contention_end+0xb3/0x1a0
[   38.230816][  T422]  ? __mutex_lock+0x1db/0x2010
[   38.230953][  T422]  ? __mutex_lock+0x9b2/0x2010
[   38.231083][  T422]  ? rtnl_newlink+0x883/0xea0
[   38.231225][  T422]  ? __rtnl_newlink+0x3fa/0xa50
[   38.231359][  T422]  rtnl_newlink+0x8d1/0xea0
[   38.231491][  T422]  ? lock_acquire.part.0+0xbc/0x260
[   38.231619][  T422]  ? __rtnl_newlink+0xa50/0xa50
[   38.231748][  T422]  ? mark_usage+0x61/0x170
[   38.231884][  T422]  ? lock_acquire.part.0+0xbc/0x260
[   38.232018][  T422]  ? find_held_lock+0x2b/0x80
[   38.232157][  T422]  ? __rtnl_newlink+0xa50/0xa50
[   38.232287][  T422]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.232417][  T422]  ? __rtnl_newlink+0xa50/0xa50
[   38.232549][  T422]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.232679][  T422]  ? validate_chain+0x38b/0xc20
[   38.232807][  T422]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.232941][  T422]  ? __lock_acquire+0x508/0xc10
[   38.233072][  T422]  ? lock_acquire.part.0+0xbc/0x260
[   38.233206][  T422]  ? find_held_lock+0x2b/0x80
[   38.233336][  T422]  netlink_rcv_skb+0x14e/0x3a0
[   38.233465][  T422]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.233593][  T422]  ? netlink_ack+0xcd0/0xcd0
[   38.233724][  T422]  ? netlink_deliver_tap+0xc5/0x330
[   38.233855][  T422]  ? netlink_deliver_tap+0x13c/0x330
[   38.233990][  T422]  netlink_unicast+0x486/0x750
[   38.234130][  T422]  ? netlink_attachskb+0x810/0x810
[   38.234260][  T422]  ? __lock_acquire+0x508/0xc10
[   38.234390][  T422]  netlink_sendmsg+0x735/0xc60
[   38.234522][  T422]  ? netlink_unicast+0x750/0x750
[   38.234655][  T422]  ? __might_fault+0x97/0x140
[   38.234786][  T422]  ____sys_sendmsg+0x419/0x850
[   38.234926][  T422]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.235056][  T422]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.235224][  T422]  ? move_addr_to_kernel+0x40/0x40
[   38.235356][  T422]  ? stack_depot_save_flags+0x367/0x770
[   38.235487][  T422]  ? validate_chain+0x38b/0xc20
[   38.235618][  T422]  ___sys_sendmsg+0x14e/0x1d0
[   38.235747][  T422]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.235919][  T422]  ? copy_msghdr_from_user+0x460/0x460
[   38.236059][  T422]  __sys_sendmsg+0x145/0x1f0
[   38.236201][  T422]  ? __sys_sendmsg_sock+0x20/0x20
[   38.236333][  T422]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.236499][  T422]  ? do_raw_spin_unlock+0x59/0x250
[   38.236629][  T422]  ? rcu_is_watching+0x15/0xd0
[   38.236761][  T422]  do_syscall_64+0x117/0xfc0
[   38.236902][  T422]  ? trace_hardirqs_off+0xd/0x30
[   38.237034][  T422]  ? exc_page_fault+0xee/0x100
[   38.237170][  T422]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.237332][  T422] RIP: 0033:0x7f303f2ab08e
[   38.237468][  T422] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.237937][  T422] RSP: 002b:00007fff2c5bf030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.238141][  T422] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f303f2ab08e
[   38.238337][  T422] RDX: 0000000000000000 RSI: 00007fff2c5bf0e0 RDI: 0000000000000005
[   38.238532][  T422] RBP: 00007fff2c5bf040 R08: 0000000000000000 R09: 0000000000000000
[   38.238729][  T422] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   38.238930][  T422] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2c5bf7b0
[   38.239135][  T422]  </TASK>
[   38.239234][  T422] irq event stamp: 25739
[   38.239333][  T422] hardirqs last  enabled at (25747): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.239562][  T422] hardirqs last disabled at (25754): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.239789][  T422] softirqs last  enabled at (24886): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   38.240023][  T422] softirqs last disabled at (24884): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   38.240256][  T422] ---[ end trace 0000000000000000 ]---
[   38.267388][  T423] ------------[ cut here ]------------
[   38.267590][  T423] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/423
[   38.267880][  T423] CPU: 2 UID: 0 PID: 423 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.268211][  T423] Tainted: [W]=WARN
[   38.268377][  T423] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.268606][  T423] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.268836][  T423] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.269378][  T423] RSP: 0018:ffa0000001207050 EFLAGS: 00010286
[   38.269590][  T423] RAX: 00000000ffffffa6 RBX: ff11000004f8e900 RCX: 1ff4000000240dd0
[   38.269827][  T423] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8e9b8
[   38.270073][  T423] RBP: ff11000005439000 R08: 1fe22000009f1d38 R09: ff11000004cc2e80
[   38.270323][  T423] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   38.270561][  T423] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   38.270800][  T423] FS:  00007f3af6b4d840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   38.271081][  T423] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.271302][  T423] CR2: 00007f3af6ed5900 CR3: 000000001384b006 CR4: 0000000000771ef0
[   38.271541][  T423] PKRU: 55555554
[   38.271683][  T423] Call Trace:
[   38.271826][  T423]  <TASK>
[   38.271946][  T423]  ? rcu_is_watching+0x15/0xd0
[   38.272137][  T423]  rtnetlink_event+0xe0/0x1f0
[   38.272315][  T423]  notifier_call_chain+0xb0/0x320
[   38.272497][  T423]  netif_set_mac_address+0x2dd/0x410
[   38.272674][  T423]  ? rcu_is_watching+0x15/0xd0
[   38.272852][  T423]  ? netif_set_group+0x70/0x70
[   38.273036][  T423]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   38.273262][  T423]  ? is_bpf_text_address+0x72/0x110
[   38.273440][  T423]  do_setlink.isra.0+0x706/0x2750
[   38.273618][  T423]  ? rtnl_link_get_size+0x350/0x350
[   38.273796][  T423]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   38.274007][  T423]  ? rcu_read_lock_any_held+0x3c/0x90
[   38.274197][  T423]  ? validate_chain+0x38b/0xc20
[   38.274374][  T423]  ? rcu_read_lock_any_held+0x66/0x90
[   38.274548][  T423]  ? stack_depot_save_flags+0x367/0x770
[   38.274726][  T423]  ? __lock_acquire+0x508/0xc10
[   38.274910][  T423]  ? lock_acquire.part.0+0xbc/0x260
[   38.275088][  T423]  ? rtnl_newlink+0x883/0xea0
[   38.275278][  T423]  ? rcu_is_watching+0x15/0xd0
[   38.275453][  T423]  ? lock_acquire+0x134/0x160
[   38.275627][  T423]  ? rcu_is_watching+0x15/0xd0
[   38.275802][  T423]  ? rcu_is_watching+0x15/0xd0
[   38.275993][  T423]  ? trace_contention_end+0xb3/0x1a0
[   38.276180][  T423]  ? __mutex_lock+0x1db/0x2010
[   38.276358][  T423]  ? __mutex_lock+0x9b2/0x2010
[   38.276542][  T423]  ? rtnl_newlink+0x883/0xea0
[   38.276724][  T423]  ? __rtnl_newlink+0x3fa/0xa50
[   38.276909][  T423]  rtnl_newlink+0x8d1/0xea0
[   38.277089][  T423]  ? lock_acquire.part.0+0xbc/0x260
[   38.277584][  T423]  ? __rtnl_newlink+0xa50/0xa50
[   38.277760][  T423]  ? mark_usage+0x61/0x170
[   38.277946][  T423]  ? lock_acquire.part.0+0xbc/0x260
[   38.278139][  T423]  ? find_held_lock+0x2b/0x80
[   38.278318][  T423]  ? __rtnl_newlink+0xa50/0xa50
[   38.278496][  T423]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.278674][  T423]  ? __rtnl_newlink+0xa50/0xa50
[   38.278851][  T423]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.279036][  T423]  ? validate_chain+0x38b/0xc20
[   38.279226][  T423]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.279400][  T423]  ? __lock_acquire+0x508/0xc10
[   38.279584][  T423]  ? lock_acquire.part.0+0xbc/0x260
[   38.279758][  T423]  ? find_held_lock+0x2b/0x80
[   38.279941][  T423]  netlink_rcv_skb+0x14e/0x3a0
[   38.280131][  T423]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.280308][  T423]  ? netlink_ack+0xcd0/0xcd0
[   38.280486][  T423]  ? netlink_deliver_tap+0xc5/0x330
[   38.280660][  T423]  ? netlink_deliver_tap+0x13c/0x330
[   38.280837][  T423]  netlink_unicast+0x486/0x750
[   38.281029][  T423]  ? netlink_attachskb+0x810/0x810
[   38.281216][  T423]  ? __lock_acquire+0x508/0xc10
[   38.281394][  T423]  netlink_sendmsg+0x735/0xc60
[   38.281571][  T423]  ? netlink_unicast+0x750/0x750
[   38.281751][  T423]  ? __might_fault+0x97/0x140
[   38.281938][  T423]  ____sys_sendmsg+0x419/0x850
[   38.282127][  T423]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.282305][  T423]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.282511][  T423]  ? move_addr_to_kernel+0x40/0x40
[   38.282688][  T423]  ? stack_depot_save_flags+0x367/0x770
[   38.282865][  T423]  ? validate_chain+0x38b/0xc20
[   38.283048][  T423]  ___sys_sendmsg+0x14e/0x1d0
[   38.283236][  T423]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.283442][  T423]  ? copy_msghdr_from_user+0x460/0x460
[   38.283632][  T423]  __sys_sendmsg+0x145/0x1f0
[   38.283807][  T423]  ? __sys_sendmsg_sock+0x20/0x20
[   38.283988][  T423]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.284211][  T423]  ? do_raw_spin_unlock+0x59/0x250
[   38.284387][  T423]  ? rcu_is_watching+0x15/0xd0
[   38.284563][  T423]  do_syscall_64+0x117/0xfc0
[   38.284739][  T423]  ? trace_hardirqs_off+0xd/0x30
[   38.284922][  T423]  ? exc_page_fault+0xee/0x100
[   38.285117][  T423]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.285324][  T423] RIP: 0033:0x7f3af6d8708e
[   38.285507][  T423] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.286016][  T423] RSP: 002b:00007ffe061b28f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.286276][  T423] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3af6d8708e
[   38.286512][  T423] RDX: 0000000000000000 RSI: 00007ffe061b29a0 RDI: 0000000000000005
[   38.286747][  T423] RBP: 00007ffe061b2900 R08: 0000000000000000 R09: 0000000000000000
[   38.286992][  T423] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   38.287241][  T423] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe061b3070
[   38.287481][  T423]  </TASK>
[   38.287623][  T423] irq event stamp: 17797
[   38.287764][  T423] hardirqs last  enabled at (17807): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.288043][  T423] hardirqs last disabled at (17816): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.288329][  T423] softirqs last  enabled at (17030): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.288600][  T423] softirqs last disabled at (17017): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.288866][  T423] ---[ end trace 0000000000000000 ]---
[   38.321990][  T424] ------------[ cut here ]------------
[   38.322832][  T424] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/424
[   38.323192][  T424] CPU: 2 UID: 0 PID: 424 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.323515][  T424] Tainted: [W]=WARN
[   38.323663][  T424] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.323875][  T424] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.324133][  T424] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.324637][  T424] RSP: 0018:ffa0000001217050 EFLAGS: 00010286
[   38.324848][  T424] RAX: 00000000ffffffa6 RBX: ff11000013d31380 RCX: 1ff4000000242dd0
[   38.325114][  T424] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d31438
[   38.325356][  T424] RBP: ff11000013a9c000 R08: 1fe22000027a6288 R09: ff110000117a5180
[   38.325597][  T424] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   38.325834][  T424] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   38.326082][  T424] FS:  00007f9337642840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   38.326371][  T424] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.326581][  T424] CR2: 00007f93379121a0 CR3: 00000000102b8002 CR4: 0000000000771ef0
[   38.326825][  T424] PKRU: 55555554
[   38.326974][  T424] Call Trace:
[   38.327131][  T424]  <TASK>
[   38.327246][  T424]  ? rcu_is_watching+0x15/0xd0
[   38.327461][  T424]  rtnetlink_event+0xe0/0x1f0
[   38.327639][  T424]  notifier_call_chain+0xb0/0x320
[   38.327816][  T424]  netif_set_mac_address+0x2dd/0x410
[   38.327998][  T424]  ? rcu_is_watching+0x15/0xd0
[   38.328188][  T424]  ? netif_set_group+0x70/0x70
[   38.328365][  T424]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   38.328575][  T424]  ? is_bpf_text_address+0x72/0x110
[   38.328754][  T424]  do_setlink.isra.0+0x706/0x2750
[   38.328937][  T424]  ? rtnl_link_get_size+0x350/0x350
[   38.329123][  T424]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   38.329327][  T424]  ? rcu_read_lock_any_held+0x3c/0x90
[   38.329507][  T424]  ? validate_chain+0x38b/0xc20
[   38.329681][  T424]  ? rcu_read_lock_any_held+0x66/0x90
[   38.329855][  T424]  ? stack_depot_save_flags+0x367/0x770
[   38.330040][  T424]  ? __lock_acquire+0x508/0xc10
[   38.330230][  T424]  ? lock_acquire.part.0+0xbc/0x260
[   38.330406][  T424]  ? rtnl_newlink+0x883/0xea0
[   38.330581][  T424]  ? rcu_is_watching+0x15/0xd0
[   38.330759][  T424]  ? lock_acquire+0x134/0x160
[   38.330942][  T424]  ? rcu_is_watching+0x15/0xd0
[   38.331133][  T424]  ? rcu_is_watching+0x15/0xd0
[   38.331311][  T424]  ? trace_contention_end+0xb3/0x1a0
[   38.331488][  T424]  ? __mutex_lock+0x1db/0x2010
[   38.331663][  T424]  ? __mutex_lock+0x9b2/0x2010
[   38.331840][  T424]  ? rtnl_newlink+0x883/0xea0
[   38.332031][  T424]  ? __rtnl_newlink+0x3fa/0xa50
[   38.332225][  T424]  rtnl_newlink+0x8d1/0xea0
[   38.332402][  T424]  ? lock_acquire.part.0+0xbc/0x260
[   38.332577][  T424]  ? __rtnl_newlink+0xa50/0xa50
[   38.332751][  T424]  ? mark_usage+0x61/0x170
[   38.332937][  T424]  ? lock_acquire.part.0+0xbc/0x260
[   38.333123][  T424]  ? find_held_lock+0x2b/0x80
[   38.333301][  T424]  ? __rtnl_newlink+0xa50/0xa50
[   38.333481][  T424]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.333655][  T424]  ? __rtnl_newlink+0xa50/0xa50
[   38.333829][  T424]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.334009][  T424]  ? validate_chain+0x38b/0xc20
[   38.334201][  T424]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.334376][  T424]  ? __lock_acquire+0x508/0xc10
[   38.334553][  T424]  ? lock_acquire.part.0+0xbc/0x260
[   38.334727][  T424]  ? find_held_lock+0x2b/0x80
[   38.334916][  T424]  netlink_rcv_skb+0x14e/0x3a0
[   38.335093][  T424]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.335286][  T424]  ? netlink_ack+0xcd0/0xcd0
[   38.335463][  T424]  ? netlink_deliver_tap+0xc5/0x330
[   38.335637][  T424]  ? netlink_deliver_tap+0x13c/0x330
[   38.335814][  T424]  netlink_unicast+0x486/0x750
[   38.335999][  T424]  ? netlink_attachskb+0x810/0x810
[   38.336196][  T424]  ? __lock_acquire+0x508/0xc10
[   38.336375][  T424]  netlink_sendmsg+0x735/0xc60
[   38.336551][  T424]  ? netlink_unicast+0x750/0x750
[   38.336729][  T424]  ? __might_fault+0x97/0x140
[   38.336920][  T424]  ____sys_sendmsg+0x419/0x850
[   38.337115][  T424]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.337291][  T424]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.337499][  T424]  ? move_addr_to_kernel+0x40/0x40
[   38.337681][  T424]  ? stack_depot_save_flags+0x367/0x770
[   38.337859][  T424]  ? validate_chain+0x38b/0xc20
[   38.338042][  T424]  ___sys_sendmsg+0x14e/0x1d0
[   38.338231][  T424]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.338438][  T424]  ? copy_msghdr_from_user+0x460/0x460
[   38.338622][  T424]  __sys_sendmsg+0x145/0x1f0
[   38.338798][  T424]  ? __sys_sendmsg_sock+0x20/0x20
[   38.338989][  T424]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.339216][  T424]  ? do_raw_spin_unlock+0x59/0x250
[   38.339395][  T424]  ? rcu_is_watching+0x15/0xd0
[   38.339573][  T424]  do_syscall_64+0x117/0xfc0
[   38.339749][  T424]  ? trace_hardirqs_off+0xd/0x30
[   38.339933][  T424]  ? exc_page_fault+0xee/0x100
[   38.340121][  T424]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.340332][  T424] RIP: 0033:0x7f933787c08e
[   38.340514][  T424] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.341022][  T424] RSP: 002b:00007ffd54db75d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.341275][  T424] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f933787c08e
[   38.341517][  T424] RDX: 0000000000000000 RSI: 00007ffd54db7680 RDI: 0000000000000005
[   38.341755][  T424] RBP: 00007ffd54db75e0 R08: 0000000000000000 R09: 0000000000000000
[   38.342000][  T424] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   38.342250][  T424] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd54db7d50
[   38.342499][  T424]  </TASK>
[   38.342640][  T424] irq event stamp: 18667
[   38.342782][  T424] hardirqs last  enabled at (18677): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.343059][  T424] hardirqs last disabled at (18686): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.343338][  T424] softirqs last  enabled at (17652): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.343611][  T424] softirqs last disabled at (17647): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.343879][  T424] ---[ end trace 0000000000000000 ]---
[   38.387617][  T425] ------------[ cut here ]------------
[   38.387801][  T425] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/425
[   38.388039][  T425] CPU: 0 UID: 0 PID: 425 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.388309][  T425] Tainted: [W]=WARN
[   38.388408][  T425] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.388572][  T425] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.388745][  T425] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.389221][  T425] RSP: 0018:ffa0000001227050 EFLAGS: 00010286
[   38.389392][  T425] RAX: 00000000ffffffa6 RBX: ff11000011769a80 RCX: 1ff4000000244dd0
[   38.389586][  T425] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011769b38
[   38.389785][  T425] RBP: ff11000013851000 R08: 1fe22000022ed368 R09: ff11000011468b80
[   38.389986][  T425] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   38.390240][  T425] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   38.390439][  T425] FS:  00007ffa4f469840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   38.390668][  T425] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.390832][  T425] CR2: 00007ffa4f7f1900 CR3: 0000000011d7d001 CR4: 0000000000771ef0
[   38.391038][  T425] PKRU: 55555554
[   38.391145][  T425] Call Trace:
[   38.391243][  T425]  <TASK>
[   38.391312][  T425]  ? rcu_is_watching+0x15/0xd0
[   38.391447][  T425]  rtnetlink_event+0xe0/0x1f0
[   38.391580][  T425]  notifier_call_chain+0xb0/0x320
[   38.391718][  T425]  netif_set_mac_address+0x2dd/0x410
[   38.391848][  T425]  ? rcu_is_watching+0x15/0xd0
[   38.391984][  T425]  ? netif_set_group+0x70/0x70
[   38.392121][  T425]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   38.392287][  T425]  ? is_bpf_text_address+0x72/0x110
[   38.392421][  T425]  do_setlink.isra.0+0x706/0x2750
[   38.392554][  T425]  ? rtnl_link_get_size+0x350/0x350
[   38.392688][  T425]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   38.392850][  T425]  ? rcu_read_lock_any_held+0x3c/0x90
[   38.392990][  T425]  ? validate_chain+0x38b/0xc20
[   38.393130][  T425]  ? rcu_read_lock_any_held+0x66/0x90
[   38.393268][  T425]  ? stack_depot_save_flags+0x367/0x770
[   38.393401][  T425]  ? __lock_acquire+0x508/0xc10
[   38.393532][  T425]  ? lock_acquire.part.0+0xbc/0x260
[   38.393663][  T425]  ? rtnl_newlink+0x883/0xea0
[   38.393792][  T425]  ? rcu_is_watching+0x15/0xd0
[   38.393929][  T425]  ? lock_acquire+0x134/0x160
[   38.394056][  T425]  ? rcu_is_watching+0x15/0xd0
[   38.394193][  T425]  ? rcu_is_watching+0x15/0xd0
[   38.394322][  T425]  ? trace_contention_end+0xb3/0x1a0
[   38.394452][  T425]  ? __mutex_lock+0x1db/0x2010
[   38.394581][  T425]  ? __mutex_lock+0x9b2/0x2010
[   38.394710][  T425]  ? rtnl_newlink+0x883/0xea0
[   38.394844][  T425]  ? __rtnl_newlink+0x3fa/0xa50
[   38.394980][  T425]  rtnl_newlink+0x8d1/0xea0
[   38.395115][  T425]  ? lock_acquire.part.0+0xbc/0x260
[   38.395246][  T425]  ? __rtnl_newlink+0xa50/0xa50
[   38.395374][  T425]  ? mark_usage+0x61/0x170
[   38.395506][  T425]  ? lock_acquire.part.0+0xbc/0x260
[   38.395635][  T425]  ? find_held_lock+0x2b/0x80
[   38.395763][  T425]  ? __rtnl_newlink+0xa50/0xa50
[   38.395891][  T425]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.396026][  T425]  ? __rtnl_newlink+0xa50/0xa50
[   38.396162][  T425]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.396295][  T425]  ? validate_chain+0x38b/0xc20
[   38.396423][  T425]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.396550][  T425]  ? __lock_acquire+0x508/0xc10
[   38.396680][  T425]  ? lock_acquire.part.0+0xbc/0x260
[   38.396809][  T425]  ? find_held_lock+0x2b/0x80
[   38.396945][  T425]  netlink_rcv_skb+0x14e/0x3a0
[   38.397076][  T425]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.397210][  T425]  ? netlink_ack+0xcd0/0xcd0
[   38.397345][  T425]  ? netlink_deliver_tap+0xc5/0x330
[   38.397475][  T425]  ? netlink_deliver_tap+0x13c/0x330
[   38.397605][  T425]  netlink_unicast+0x486/0x750
[   38.397734][  T425]  ? netlink_attachskb+0x810/0x810
[   38.397863][  T425]  ? __lock_acquire+0x508/0xc10
[   38.397999][  T425]  netlink_sendmsg+0x735/0xc60
[   38.398134][  T425]  ? netlink_unicast+0x750/0x750
[   38.398269][  T425]  ? __might_fault+0x97/0x140
[   38.398402][  T425]  ____sys_sendmsg+0x419/0x850
[   38.398534][  T425]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.398662][  T425]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.398822][  T425]  ? move_addr_to_kernel+0x40/0x40
[   38.398958][  T425]  ? stack_depot_save_flags+0x367/0x770
[   38.399087][  T425]  ? validate_chain+0x38b/0xc20
[   38.399228][  T425]  ___sys_sendmsg+0x14e/0x1d0
[   38.399358][  T425]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.399518][  T425]  ? copy_msghdr_from_user+0x460/0x460
[   38.399657][  T425]  __sys_sendmsg+0x145/0x1f0
[   38.399785][  T425]  ? __sys_sendmsg_sock+0x20/0x20
[   38.399920][  T425]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.400082][  T425]  ? do_raw_spin_unlock+0x59/0x250
[   38.400218][  T425]  ? rcu_is_watching+0x15/0xd0
[   38.400350][  T425]  do_syscall_64+0x117/0xfc0
[   38.400483][  T425]  ? trace_hardirqs_off+0xd/0x30
[   38.400614][  T425]  ? exc_page_fault+0xee/0x100
[   38.400745][  T425]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.400912][  T425] RIP: 0033:0x7ffa4f6a308e
[   38.401050][  T425] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.401519][  T425] RSP: 002b:00007fff14fd84f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.401717][  T425] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ffa4f6a308e
[   38.401914][  T425] RDX: 0000000000000000 RSI: 00007fff14fd85a0 RDI: 0000000000000005
[   38.402130][  T425] RBP: 00007fff14fd8500 R08: 0000000000000000 R09: 0000000000000000
[   38.402326][  T425] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   38.402522][  T425] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff14fd8c70
[   38.402721][  T425]  </TASK>
[   38.402820][  T425] irq event stamp: 36783
[   38.402924][  T425] hardirqs last  enabled at (36791): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.403155][  T425] hardirqs last disabled at (36800): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.403378][  T425] softirqs last  enabled at (36748): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.403604][  T425] softirqs last disabled at (36731): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.403831][  T425] ---[ end trace 0000000000000000 ]---
[   38.450984][  T426] ------------[ cut here ]------------
[   38.451170][  T426] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/426
[   38.451407][  T426] CPU: 0 UID: 0 PID: 426 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.451668][  T426] Tainted: [W]=WARN
[   38.451764][  T426] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.451935][  T426] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.452113][  T426] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.452564][  T426] RSP: 0018:ffa0000001237050 EFLAGS: 00010286
[   38.452726][  T426] RAX: 00000000ffffffa6 RBX: ff11000010116c80 RCX: 1ff4000000246dd0
[   38.452924][  T426] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010116d38
[   38.453128][  T426] RBP: ff1100000543c000 R08: 1fe2200002022da8 R09: ff11000015b45180
[   38.453332][  T426] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   38.453530][  T426] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   38.453724][  T426] FS:  00007fc88777e840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   38.453954][  T426] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.454124][  T426] CR2: 00007ffa4f536574 CR3: 0000000013889002 CR4: 0000000000771ef0
[   38.454319][  T426] PKRU: 55555554
[   38.454417][  T426] Call Trace:
[   38.454512][  T426]  <TASK>
[   38.454579][  T426]  ? rcu_is_watching+0x15/0xd0
[   38.454709][  T426]  rtnetlink_event+0xe0/0x1f0
[   38.454836][  T426]  notifier_call_chain+0xb0/0x320
[   38.454970][  T426]  netif_set_mac_address+0x2dd/0x410
[   38.455105][  T426]  ? rcu_is_watching+0x15/0xd0
[   38.455233][  T426]  ? netif_set_group+0x70/0x70
[   38.455363][  T426]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   38.455527][  T426]  ? is_bpf_text_address+0x72/0x110
[   38.455658][  T426]  do_setlink.isra.0+0x706/0x2750
[   38.455789][  T426]  ? rtnl_link_get_size+0x350/0x350
[   38.455924][  T426]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   38.456083][  T426]  ? rcu_read_lock_any_held+0x3c/0x90
[   38.456218][  T426]  ? validate_chain+0x38b/0xc20
[   38.456348][  T426]  ? rcu_read_lock_any_held+0x66/0x90
[   38.456478][  T426]  ? stack_depot_save_flags+0x367/0x770
[   38.456608][  T426]  ? __lock_acquire+0x508/0xc10
[   38.456737][  T426]  ? lock_acquire.part.0+0xbc/0x260
[   38.456865][  T426]  ? rtnl_newlink+0x883/0xea0
[   38.457003][  T426]  ? rcu_is_watching+0x15/0xd0
[   38.457138][  T426]  ? lock_acquire+0x134/0x160
[   38.457268][  T426]  ? rcu_is_watching+0x15/0xd0
[   38.457398][  T426]  ? rcu_is_watching+0x15/0xd0
[   38.457524][  T426]  ? trace_contention_end+0xb3/0x1a0
[   38.457652][  T426]  ? __mutex_lock+0x1db/0x2010
[   38.457781][  T426]  ? __mutex_lock+0x9b2/0x2010
[   38.457914][  T426]  ? rtnl_newlink+0x883/0xea0
[   38.458046][  T426]  ? __rtnl_newlink+0x3fa/0xa50
[   38.458183][  T426]  rtnl_newlink+0x8d1/0xea0
[   38.458314][  T426]  ? lock_acquire.part.0+0xbc/0x260
[   38.458443][  T426]  ? __rtnl_newlink+0xa50/0xa50
[   38.458571][  T426]  ? mark_usage+0x61/0x170
[   38.458703][  T426]  ? lock_acquire.part.0+0xbc/0x260
[   38.458830][  T426]  ? find_held_lock+0x2b/0x80
[   38.458962][  T426]  ? __rtnl_newlink+0xa50/0xa50
[   38.459091][  T426]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.459231][  T426]  ? __rtnl_newlink+0xa50/0xa50
[   38.459363][  T426]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.459493][  T426]  ? validate_chain+0x38b/0xc20
[   38.459621][  T426]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.459749][  T426]  ? __lock_acquire+0x508/0xc10
[   38.459881][  T426]  ? lock_acquire.part.0+0xbc/0x260
[   38.460013][  T426]  ? find_held_lock+0x2b/0x80
[   38.460144][  T426]  netlink_rcv_skb+0x14e/0x3a0
[   38.460272][  T426]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.460401][  T426]  ? netlink_ack+0xcd0/0xcd0
[   38.460532][  T426]  ? netlink_deliver_tap+0xc5/0x330
[   38.460660][  T426]  ? netlink_deliver_tap+0x13c/0x330
[   38.460789][  T426]  netlink_unicast+0x486/0x750
[   38.460923][  T426]  ? netlink_attachskb+0x810/0x810
[   38.461051][  T426]  ? __lock_acquire+0x508/0xc10
[   38.461187][  T426]  netlink_sendmsg+0x735/0xc60
[   38.461317][  T426]  ? netlink_unicast+0x750/0x750
[   38.461449][  T426]  ? __might_fault+0x97/0x140
[   38.461577][  T426]  ____sys_sendmsg+0x419/0x850
[   38.461705][  T426]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.461832][  T426]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.461995][  T426]  ? move_addr_to_kernel+0x40/0x40
[   38.462131][  T426]  ? stack_depot_save_flags+0x367/0x770
[   38.462260][  T426]  ? validate_chain+0x38b/0xc20
[   38.462392][  T426]  ___sys_sendmsg+0x14e/0x1d0
[   38.462522][  T426]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.462684][  T426]  ? copy_msghdr_from_user+0x460/0x460
[   38.462821][  T426]  __sys_sendmsg+0x145/0x1f0
[   38.462957][  T426]  ? __sys_sendmsg_sock+0x20/0x20
[   38.463085][  T426]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.463253][  T426]  ? do_raw_spin_unlock+0x59/0x250
[   38.463387][  T426]  ? rcu_is_watching+0x15/0xd0
[   38.463517][  T426]  do_syscall_64+0x117/0xfc0
[   38.463646][  T426]  ? trace_hardirqs_off+0xd/0x30
[   38.463775][  T426]  ? exc_page_fault+0xee/0x100
[   38.463908][  T426]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.464068][  T426] RIP: 0033:0x7fc8879b808e
[   38.464210][  T426] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.464666][  T426] RSP: 002b:00007ffebcca9ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.464861][  T426] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc8879b808e
[   38.465055][  T426] RDX: 0000000000000000 RSI: 00007ffebccaa0a0 RDI: 0000000000000005
[   38.465256][  T426] RBP: 00007ffebccaa000 R08: 0000000000000000 R09: 0000000000000000
[   38.465451][  T426] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   38.465645][  T426] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebccaa770
[   38.465846][  T426]  </TASK>
[   38.465952][  T426] irq event stamp: 21261
[   38.466051][  T426] hardirqs last  enabled at (21269): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.466288][  T426] hardirqs last disabled at (21278): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.466512][  T426] softirqs last  enabled at (20516): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.466739][  T426] softirqs last disabled at (20511): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.466970][  T426] ---[ end trace 0000000000000000 ]---
[   38.504128][  T427] vethA: entered promiscuous mode
[   38.504404][  T427] ------------[ cut here ]------------
[   38.504593][  T427] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/427
[   38.504892][  T427] CPU: 2 UID: 0 PID: 427 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.505715][  T427] Tainted: [W]=WARN
[   38.505866][  T427] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.506094][  T427] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.506341][  T427] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.506878][  T427] RSP: 0018:ffa0000001246fb0 EFLAGS: 00010286
[   38.507123][  T427] RAX: 00000000ffffffa6 RBX: ff11000013ea0900 RCX: 1ff4000000248dbc
[   38.507375][  T427] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea09b8
[   38.507629][  T427] RBP: ff11000010f09000 R08: 1fe22000027d4138 R09: ff11000013a7d180
[   38.507883][  T427] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   38.508165][  T427] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f09000
[   38.508425][  T427] FS:  00007f21bd636840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   38.508715][  T427] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.508943][  T427] CR2: 00000000020d09e8 CR3: 0000000013054003 CR4: 0000000000771ef0
[   38.509217][  T427] PKRU: 55555554
[   38.509369][  T427] Call Trace:
[   38.509520][  T427]  <TASK>
[   38.509639][  T427]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   38.509827][  T427]  ? netlink_sendmsg+0x735/0xc60
[   38.510026][  T427]  rtmsg_ifinfo+0x5c/0xb0
[   38.510198][  T427]  __dev_notify_flags+0x1b8/0x280
[   38.510389][  T427]  ? netdev_info+0xe2/0x116
[   38.510579][  T427]  ? netdev_notice+0x120/0x120
[   38.510768][  T427]  ? netif_change_name+0x8c0/0x8c0
[   38.510966][  T427]  __dev_set_promiscuity+0x194/0x230
[   38.511168][  T427]  netif_set_promiscuity+0x4c/0xc0
[   38.511359][  T427]  dev_set_promiscuity+0x9d/0x150
[   38.511547][  T427]  hsr_add_port+0x48c/0xb60
[   38.511735][  T427]  ? hsr_port_exists+0x60/0x60
[   38.511928][  T427]  ? timer_init_key+0x10d/0x280
[   38.512137][  T427]  hsr_dev_finalize+0x6e8/0xc00
[   38.512331][  T427]  ? alloc_netdev_mqs+0xed0/0x1490
[   38.512517][  T427]  hsr_newlink+0x3b0/0x980
[   38.512705][  T427]  ? hsr_dellink+0x90/0x90
[   38.512891][  T427]  ? rtnl_create_link+0x169/0xf20
[   38.513088][  T427]  ? nla_strscpy+0xe3/0x180
[   38.513292][  T427]  rtnl_newlink_create+0x2da/0x780
[   38.513481][  T427]  ? rtnl_create_link+0xf20/0xf20
[   38.513670][  T427]  ? __dev_get_by_name+0x12/0x50
[   38.513858][  T427]  ? rtnl_dev_get+0xd7/0x170
[   38.514057][  T427]  __rtnl_newlink+0x22b/0xa50
[   38.514261][  T427]  rtnl_newlink+0x8d1/0xea0
[   38.514451][  T427]  ? lock_acquire.part.0+0xbc/0x260
[   38.514639][  T427]  ? __rtnl_newlink+0xa50/0xa50
[   38.514826][  T427]  ? mark_usage+0x61/0x170
[   38.515019][  T427]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.515220][  T427]  ? __rtnl_newlink+0xa50/0xa50
[   38.515409][  T427]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.515597][  T427]  ? validate_chain+0x38b/0xc20
[   38.515782][  T427]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.515974][  T427]  ? __lock_acquire+0x508/0xc10
[   38.516174][  T427]  ? lock_acquire.part.0+0xbc/0x260
[   38.516362][  T427]  ? find_held_lock+0x2b/0x80
[   38.516554][  T427]  netlink_rcv_skb+0x14e/0x3a0
[   38.516742][  T427]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.516940][  T427]  ? netlink_ack+0xcd0/0xcd0
[   38.517146][  T427]  ? netlink_deliver_tap+0xc5/0x330
[   38.517335][  T427]  ? netlink_deliver_tap+0x13c/0x330
[   38.517522][  T427]  netlink_unicast+0x486/0x750
[   38.517709][  T427]  ? netlink_attachskb+0x810/0x810
[   38.517894][  T427]  ? __lock_acquire+0x508/0xc10
[   38.518092][  T427]  netlink_sendmsg+0x735/0xc60
[   38.518295][  T427]  ? netlink_unicast+0x750/0x750
[   38.518484][  T427]  ? __might_fault+0x97/0x140
[   38.518674][  T427]  ____sys_sendmsg+0x419/0x850
[   38.518861][  T427]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.519053][  T427]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.519288][  T427]  ? move_addr_to_kernel+0x40/0x40
[   38.519482][  T427]  ? stack_depot_save_flags+0x367/0x770
[   38.519670][  T427]  ? validate_chain+0x38b/0xc20
[   38.519860][  T427]  ___sys_sendmsg+0x14e/0x1d0
[   38.520052][  T427]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.520288][  T427]  ? copy_msghdr_from_user+0x460/0x460
[   38.520486][  T427]  __sys_sendmsg+0x145/0x1f0
[   38.520673][  T427]  ? __sys_sendmsg_sock+0x20/0x20
[   38.520863][  T427]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.521115][  T427]  ? do_raw_spin_unlock+0x59/0x250
[   38.521309][  T427]  ? rcu_is_watching+0x15/0xd0
[   38.521499][  T427]  do_syscall_64+0x117/0xfc0
[   38.521687][  T427]  ? trace_hardirqs_off+0xd/0x30
[   38.521875][  T427]  ? exc_page_fault+0xee/0x100
[   38.522072][  T427]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.522312][  T427] RIP: 0033:0x7f21bd87008e
[   38.522507][  T427] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.523052][  T427] RSP: 002b:00007ffd000bae20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.523325][  T427] RAX: ffffffffffffffda RBX: 00007ffd000bb5d0 RCX: 00007f21bd87008e
[   38.523585][  T427] RDX: 0000000000000000 RSI: 00007ffd000baed0 RDI: 0000000000000005
[   38.523837][  T427] RBP: 00007ffd000bae30 R08: 0000000000000000 R09: 0000000000000000
[   38.524112][  T427] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c689
[   38.524368][  T427] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd000bb5a0
[   38.524628][  T427]  </TASK>
[   38.524778][  T427] irq event stamp: 24689
[   38.524936][  T427] hardirqs last  enabled at (24699): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.525244][  T427] hardirqs last disabled at (24710): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.525533][  T427] softirqs last  enabled at (23736): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.525827][  T427] softirqs last disabled at (23051): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.526133][  T427] ---[ end trace 0000000000000000 ]---
[   38.526604][  T427] ------------[ cut here ]------------
[   38.526782][  T427] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/427
[   38.527074][  T427] CPU: 2 UID: 0 PID: 427 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.527412][  T427] Tainted: [W]=WARN
[   38.527561][  T427] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.527776][  T427] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.528010][  T427] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.528556][  T427] RSP: 0018:ffa0000001246f90 EFLAGS: 00010286
[   38.528773][  T427] RAX: 00000000ffffffa6 RBX: ff11000013ea0580 RCX: 1ff4000000248db8
[   38.529029][  T427] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea0638
[   38.529296][  T427] RBP: ff11000010f09000 R08: 1fe22000027d40c8 R09: ff11000013a7d180
[   38.529541][  T427] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   38.529787][  T427] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   38.530044][  T427] FS:  00007f21bd636840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   38.530348][  T427] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.530566][  T427] CR2: 00000000020d09e8 CR3: 0000000013054003 CR4: 0000000000771ef0
[   38.530818][  T427] PKRU: 55555554
[   38.530974][  T427] Call Trace:
[   38.531136][  T427]  <TASK>
[   38.531254][  T427]  ? rcu_is_watching+0x15/0xd0
[   38.531439][  T427]  rtnetlink_event+0xe0/0x1f0
[   38.531625][  T427]  notifier_call_chain+0xb0/0x320
[   38.531815][  T427]  __netdev_upper_dev_link+0x3a5/0x590
[   38.532006][  T427]  ? netdev_wait_allrefs_any+0x570/0x570
[   38.532208][  T427]  ? do_raw_spin_lock+0x131/0x280
[   38.532393][  T427]  ? find_held_lock+0x2b/0x80
[   38.532578][  T427]  netdev_master_upper_dev_link+0x86/0xb0
[   38.532763][  T427]  ? netdev_upper_dev_link+0xb0/0xb0
[   38.532956][  T427]  ? lockdep_rtnl_is_held+0x1a/0x20
[   38.533160][  T427]  ? hsr_port_get_hsr+0x9c/0x150
[   38.533347][  T427]  hsr_add_port+0x4eb/0xb60
[   38.533532][  T427]  ? hsr_port_exists+0x60/0x60
[   38.533716][  T427]  ? timer_init_key+0x10d/0x280
[   38.533907][  T427]  hsr_dev_finalize+0x6e8/0xc00
[   38.534091][  T427]  ? alloc_netdev_mqs+0xed0/0x1490
[   38.534287][  T427]  hsr_newlink+0x3b0/0x980
[   38.534481][  T427]  ? hsr_dellink+0x90/0x90
[   38.534664][  T427]  ? rtnl_create_link+0x169/0xf20
[   38.534846][  T427]  ? nla_strscpy+0xe3/0x180
[   38.535038][  T427]  rtnl_newlink_create+0x2da/0x780
[   38.535240][  T427]  ? rtnl_create_link+0xf20/0xf20
[   38.535423][  T427]  ? __dev_get_by_name+0x12/0x50
[   38.535608][  T427]  ? rtnl_dev_get+0xd7/0x170
[   38.535797][  T427]  __rtnl_newlink+0x22b/0xa50
[   38.536001][  T427]  rtnl_newlink+0x8d1/0xea0
[   38.536201][  T427]  ? lock_acquire.part.0+0xbc/0x260
[   38.536386][  T427]  ? __rtnl_newlink+0xa50/0xa50
[   38.536566][  T427]  ? mark_usage+0x61/0x170
[   38.536752][  T427]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.536943][  T427]  ? __rtnl_newlink+0xa50/0xa50
[   38.537142][  T427]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.537328][  T427]  ? validate_chain+0x38b/0xc20
[   38.537515][  T427]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.537698][  T427]  ? __lock_acquire+0x508/0xc10
[   38.537882][  T427]  ? lock_acquire.part.0+0xbc/0x260
[   38.538072][  T427]  ? find_held_lock+0x2b/0x80
[   38.538272][  T427]  netlink_rcv_skb+0x14e/0x3a0
[   38.538455][  T427]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.538638][  T427]  ? netlink_ack+0xcd0/0xcd0
[   38.538824][  T427]  ? netlink_deliver_tap+0xc5/0x330
[   38.539021][  T427]  ? netlink_deliver_tap+0x13c/0x330
[   38.539223][  T427]  netlink_unicast+0x486/0x750
[   38.539410][  T427]  ? netlink_attachskb+0x810/0x810
[   38.539595][  T427]  ? __lock_acquire+0x508/0xc10
[   38.539778][  T427]  netlink_sendmsg+0x735/0xc60
[   38.539970][  T427]  ? netlink_unicast+0x750/0x750
[   38.540169][  T427]  ? __might_fault+0x97/0x140
[   38.540360][  T427]  ____sys_sendmsg+0x419/0x850
[   38.540543][  T427]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.540723][  T427]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.540945][  T427]  ? move_addr_to_kernel+0x40/0x40
[   38.541143][  T427]  ? stack_depot_save_flags+0x367/0x770
[   38.541328][  T427]  ? validate_chain+0x38b/0xc20
[   38.541513][  T427]  ___sys_sendmsg+0x14e/0x1d0
[   38.541702][  T427]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.541927][  T427]  ? copy_msghdr_from_user+0x460/0x460
[   38.542133][  T427]  __sys_sendmsg+0x145/0x1f0
[   38.542319][  T427]  ? __sys_sendmsg_sock+0x20/0x20
[   38.542500][  T427]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.542717][  T427]  ? do_raw_spin_unlock+0x59/0x250
[   38.542910][  T427]  ? rcu_is_watching+0x15/0xd0
[   38.543114][  T427]  do_syscall_64+0x117/0xfc0
[   38.543301][  T427]  ? trace_hardirqs_off+0xd/0x30
[   38.543484][  T427]  ? exc_page_fault+0xee/0x100
[   38.543670][  T427]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.543886][  T427] RIP: 0033:0x7f21bd87008e
[   38.544081][  T427] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.544626][  T427] RSP: 002b:00007ffd000bae20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.544878][  T427] RAX: ffffffffffffffda RBX: 00007ffd000bb5d0 RCX: 00007f21bd87008e
[   38.545149][  T427] RDX: 0000000000000000 RSI: 00007ffd000baed0 RDI: 0000000000000005
[   38.545401][  T427] RBP: 00007ffd000bae30 R08: 0000000000000000 R09: 0000000000000000
[   38.545654][  T427] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c689
[   38.545909][  T427] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd000bb5a0
[   38.546177][  T427]  </TASK>
[   38.546325][  T427] irq event stamp: 25861
[   38.546472][  T427] hardirqs last  enabled at (25871): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.546758][  T427] hardirqs last disabled at (25880): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.547044][  T427] softirqs last  enabled at (24852): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   38.547343][  T427] softirqs last disabled at (24850): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   38.547626][  T427] ---[ end trace 0000000000000000 ]---
[   38.547947][  T427] ------------[ cut here ]------------
[   38.548142][  T427] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/427
[   38.548431][  T427] CPU: 2 UID: 0 PID: 427 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.548773][  T427] Tainted: [W]=WARN
[   38.548932][  T427] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.549171][  T427] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.549401][  T427] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.549938][  T427] RSP: 0018:ffa0000001246f10 EFLAGS: 00010286
[   38.550177][  T427] RAX: 00000000ffffffa6 RBX: ff11000013ea0e40 RCX: 1ff4000000248da8
[   38.550430][  T427] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea0ef8
[   38.550680][  T427] RBP: ff11000015e24000 R08: 1fe22000027d41e0 R09: ff11000013a7d180
[   38.550936][  T427] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   38.551201][  T427] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   38.551458][  T427] FS:  00007f21bd636840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   38.551743][  T427] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.551969][  T427] CR2: 00000000020d09e8 CR3: 0000000013054003 CR4: 0000000000771ef0
[   38.552237][  T427] PKRU: 55555554
[   38.552386][  T427] Call Trace:
[   38.552538][  T427]  <TASK>
[   38.552656][  T427]  ? rcu_is_watching+0x15/0xd0
[   38.552840][  T427]  rtnetlink_event+0xe0/0x1f0
[   38.553035][  T427]  notifier_call_chain+0xb0/0x320
[   38.553241][  T427]  netif_set_mtu_ext+0x354/0x5f0
[   38.553524][  T427]  ? dev_validate_mtu+0x180/0x180
[   38.553707][  T427]  ? __netdev_update_features+0x4b0/0xdf0
[   38.553895][  T427]  netif_set_mtu+0x85/0xe0
[   38.554092][  T427]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   38.554391][  T427]  dev_set_mtu+0x9d/0x150
[   38.554543][  T427]  ? dev_disable_lro+0x95/0x140
[   38.554730][  T427]  hsr_add_port+0x6e3/0xb60
[   38.554928][  T427]  ? hsr_port_exists+0x60/0x60
[   38.555126][  T427]  ? timer_init_key+0x10d/0x280
[   38.555319][  T427]  hsr_dev_finalize+0x6e8/0xc00
[   38.555506][  T427]  ? alloc_netdev_mqs+0xed0/0x1490
[   38.555693][  T427]  hsr_newlink+0x3b0/0x980
[   38.555879][  T427]  ? hsr_dellink+0x90/0x90
[   38.556181][  T427]  ? rtnl_create_link+0x169/0xf20
[   38.556371][  T427]  ? nla_strscpy+0xe3/0x180
[   38.556559][  T427]  rtnl_newlink_create+0x2da/0x780
[   38.556745][  T427]  ? rtnl_create_link+0xf20/0xf20
[   38.557033][  T427]  ? __dev_get_by_name+0x12/0x50
[   38.557236][  T427]  ? rtnl_dev_get+0xd7/0x170
[   38.557432][  T427]  __rtnl_newlink+0x22b/0xa50
[   38.557621][  T427]  rtnl_newlink+0x8d1/0xea0
[   38.557912][  T427]  ? lock_acquire.part.0+0xbc/0x260
[   38.558114][  T427]  ? __rtnl_newlink+0xa50/0xa50
[   38.558302][  T427]  ? mark_usage+0x61/0x170
[   38.558493][  T427]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.558774][  T427]  ? __rtnl_newlink+0xa50/0xa50
[   38.558968][  T427]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.559175][  T427]  ? validate_chain+0x38b/0xc20
[   38.559362][  T427]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.559640][  T427]  ? __lock_acquire+0x508/0xc10
[   38.559826][  T427]  ? lock_acquire.part.0+0xbc/0x260
[   38.560016][  T427]  ? find_held_lock+0x2b/0x80
[   38.560313][  T427]  netlink_rcv_skb+0x14e/0x3a0
[   38.560501][  T427]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.560691][  T427]  ? netlink_ack+0xcd0/0xcd0
[   38.560883][  T427]  ? netlink_deliver_tap+0xc5/0x330
[   38.561075][  T427]  ? netlink_deliver_tap+0x13c/0x330
[   38.561279][  T427]  netlink_unicast+0x486/0x750
[   38.561466][  T427]  ? netlink_attachskb+0x810/0x810
[   38.561653][  T427]  ? __lock_acquire+0x508/0xc10
[   38.561840][  T427]  netlink_sendmsg+0x735/0xc60
[   38.562146][  T427]  ? netlink_unicast+0x750/0x750
[   38.562342][  T427]  ? __might_fault+0x97/0x140
[   38.562530][  T427]  ____sys_sendmsg+0x419/0x850
[   38.562717][  T427]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.563006][  T427]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.563246][  T427]  ? move_addr_to_kernel+0x40/0x40
[   38.563434][  T427]  ? stack_depot_save_flags+0x367/0x770
[   38.563714][  T427]  ? validate_chain+0x38b/0xc20
[   38.563912][  T427]  ___sys_sendmsg+0x14e/0x1d0
[   38.564110][  T427]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.564333][  T427]  ? copy_msghdr_from_user+0x460/0x460
[   38.564624][  T427]  __sys_sendmsg+0x145/0x1f0
[   38.564811][  T427]  ? __sys_sendmsg_sock+0x20/0x20
[   38.565007][  T427]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.565245][  T427]  ? do_raw_spin_unlock+0x59/0x250
[   38.565532][  T427]  ? rcu_is_watching+0x15/0xd0
[   38.565719][  T427]  do_syscall_64+0x117/0xfc0
[   38.565912][  T427]  ? trace_hardirqs_off+0xd/0x30
[   38.566114][  T427]  ? exc_page_fault+0xee/0x100
[   38.566398][  T427]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.566620][  T427] RIP: 0033:0x7f21bd87008e
[   38.566812][  T427] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.567472][  T427] RSP: 002b:00007ffd000bae20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.567727][  T427] RAX: ffffffffffffffda RBX: 00007ffd000bb5d0 RCX: 00007f21bd87008e
[   38.568083][  T427] RDX: 0000000000000000 RSI: 00007ffd000baed0 RDI: 0000000000000005
[   38.568355][  T427] RBP: 00007ffd000bae30 R08: 0000000000000000 R09: 0000000000000000
[   38.568706][  T427] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c689
[   38.568968][  T427] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd000bb5a0
[   38.569242][  T427]  </TASK>
[   38.569487][  T427] irq event stamp: 26957
[   38.569639][  T427] hardirqs last  enabled at (26967): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.569929][  T427] hardirqs last disabled at (26976): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.570325][  T427] softirqs last  enabled at (25956): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   38.570611][  T427] softirqs last disabled at (25954): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   38.570907][  T427] ---[ end trace 0000000000000000 ]---
[   38.571275][  T427] vethB: entered promiscuous mode
[   38.571533][  T427] ------------[ cut here ]------------
[   38.571716][  T427] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/427
[   38.572121][  T427] CPU: 2 UID: 0 PID: 427 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.572450][  T427] Tainted: [W]=WARN
[   38.572603][  T427] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.572929][  T427] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.573177][  T427] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.573823][  T427] RSP: 0018:ffa0000001246fb0 EFLAGS: 00010286
[   38.574052][  T427] RAX: 00000000ffffffa6 RBX: ff11000013ea1000 RCX: 1ff4000000248dbc
[   38.574419][  T427] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea10b8
[   38.574671][  T427] RBP: ff11000013854000 R08: 1fe22000027d4218 R09: ff11000013a7d180
[   38.574935][  T427] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   38.575304][  T427] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013854000
[   38.575562][  T427] FS:  00007f21bd636840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   38.575959][  T427] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.576214][  T427] CR2: 00000000020d09e8 CR3: 0000000013054003 CR4: 0000000000771ef0
[   38.576477][  T427] PKRU: 55555554
[   38.576629][  T427] Call Trace:
[   38.576880][  T427]  <TASK>
[   38.577010][  T427]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   38.577216][  T427]  ? netlink_sendmsg+0x735/0xc60
[   38.577405][  T427]  rtmsg_ifinfo+0x5c/0xb0
[   38.577560][  T427]  __dev_notify_flags+0x1b8/0x280
[   38.577843][  T427]  ? netdev_info+0xe2/0x116
[   38.578050][  T427]  ? netdev_notice+0x120/0x120
[   38.578253][  T427]  ? netif_change_name+0x8c0/0x8c0
[   38.578446][  T427]  __dev_set_promiscuity+0x194/0x230
[   38.578730][  T427]  netif_set_promiscuity+0x4c/0xc0
[   38.578927][  T427]  dev_set_promiscuity+0x9d/0x150
[   38.579127][  T427]  hsr_add_port+0x48c/0xb60
[   38.579316][  T427]  ? hsr_port_exists+0x60/0x60
[   38.579609][  T427]  ? timer_init_key+0x10d/0x280
[   38.579800][  T427]  hsr_dev_finalize+0x727/0xc00
[   38.580001][  T427]  ? alloc_netdev_mqs+0xed0/0x1490
[   38.580305][  T427]  hsr_newlink+0x3b0/0x980
[   38.580495][  T427]  ? hsr_dellink+0x90/0x90
[   38.580684][  T427]  ? rtnl_create_link+0x169/0xf20
[   38.580871][  T427]  ? nla_strscpy+0xe3/0x180
[   38.581070][  T427]  rtnl_newlink_create+0x2da/0x780
[   38.581285][  T427]  ? rtnl_create_link+0xf20/0xf20
[   38.581474][  T427]  ? __dev_get_by_name+0x12/0x50
[   38.581662][  T427]  ? rtnl_dev_get+0xd7/0x170
[   38.581852][  T427]  __rtnl_newlink+0x22b/0xa50
[   38.582157][  T427]  rtnl_newlink+0x8d1/0xea0
[   38.582349][  T427]  ? lock_acquire.part.0+0xbc/0x260
[   38.582534][  T427]  ? __rtnl_newlink+0xa50/0xa50
[   38.582719][  T427]  ? mark_usage+0x61/0x170
[   38.583017][  T427]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.583222][  T427]  ? __rtnl_newlink+0xa50/0xa50
[   38.583410][  T427]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.583597][  T427]  ? validate_chain+0x38b/0xc20
[   38.583879][  T427]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.584076][  T427]  ? __lock_acquire+0x508/0xc10
[   38.584280][  T427]  ? lock_acquire.part.0+0xbc/0x260
[   38.584465][  T427]  ? find_held_lock+0x2b/0x80
[   38.584749][  T427]  netlink_rcv_skb+0x14e/0x3a0
[   38.584945][  T427]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.585148][  T427]  ? netlink_ack+0xcd0/0xcd0
[   38.585341][  T427]  ? netlink_deliver_tap+0xc5/0x330
[   38.585620][  T427]  ? netlink_deliver_tap+0x13c/0x330
[   38.585808][  T427]  netlink_unicast+0x486/0x750
[   38.586005][  T427]  ? netlink_attachskb+0x810/0x810
[   38.586307][  T427]  ? __lock_acquire+0x508/0xc10
[   38.586497][  T427]  netlink_sendmsg+0x735/0xc60
[   38.586685][  T427]  ? netlink_unicast+0x750/0x750
[   38.586871][  T427]  ? __might_fault+0x97/0x140
[   38.587067][  T427]  ____sys_sendmsg+0x419/0x850
[   38.587281][  T427]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.587468][  T427]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.587688][  T427]  ? move_addr_to_kernel+0x40/0x40
[   38.587980][  T427]  ? stack_depot_save_flags+0x367/0x770
[   38.588184][  T427]  ? validate_chain+0x38b/0xc20
[   38.588375][  T427]  ___sys_sendmsg+0x14e/0x1d0
[   38.588561][  T427]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.588877][  T427]  ? copy_msghdr_from_user+0x460/0x460
[   38.589081][  T427]  __sys_sendmsg+0x145/0x1f0
[   38.589285][  T427]  ? __sys_sendmsg_sock+0x20/0x20
[   38.589477][  T427]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.589798][  T427]  ? do_raw_spin_unlock+0x59/0x250
[   38.589997][  T427]  ? rcu_is_watching+0x15/0xd0
[   38.590203][  T427]  do_syscall_64+0x117/0xfc0
[   38.590391][  T427]  ? trace_hardirqs_off+0xd/0x30
[   38.590672][  T427]  ? exc_page_fault+0xee/0x100
[   38.590857][  T427]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.591087][  T427] RIP: 0033:0x7f21bd87008e
[   38.591391][  T427] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.591933][  T427] RSP: 002b:00007ffd000bae20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.592303][  T427] RAX: ffffffffffffffda RBX: 00007ffd000bb5d0 RCX: 00007f21bd87008e
[   38.592559][  T427] RDX: 0000000000000000 RSI: 00007ffd000baed0 RDI: 0000000000000005
[   38.592812][  T427] RBP: 00007ffd000bae30 R08: 0000000000000000 R09: 0000000000000000
[   38.593181][  T427] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c689
[   38.593436][  T427] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd000bb5a0
[   38.593793][  T427]  </TASK>
[   38.593951][  T427] irq event stamp: 28089
[   38.594118][  T427] hardirqs last  enabled at (28101): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.594406][  T427] hardirqs last disabled at (28110): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.594788][  T427] softirqs last  enabled at (27086): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   38.595087][  T427] softirqs last disabled at (27084): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   38.595486][  T427] ---[ end trace 0000000000000000 ]---
[   38.595974][  T427] ------------[ cut here ]------------
[   38.596165][  T427] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/427
[   38.596539][  T427] CPU: 2 UID: 0 PID: 427 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.596853][  T427] Tainted: [W]=WARN
[   38.597010][  T427] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.597331][  T427] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.597551][  T427] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.598189][  T427] RSP: 0018:ffa0000001246f90 EFLAGS: 00010286
[   38.598405][  T427] RAX: 00000000ffffffa6 RBX: ff11000013ea0c80 RCX: 1ff4000000248db8
[   38.598742][  T427] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea0d38
[   38.599000][  T427] RBP: ff11000013854000 R08: 1fe22000027d41a8 R09: ff11000013a7d180
[   38.599256][  T427] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   38.599593][  T427] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   38.599840][  T427] FS:  00007f21bd636840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   38.600245][  T427] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.600465][  T427] CR2: 00000000020d09e8 CR3: 0000000013054003 CR4: 0000000000771ef0
[   38.600710][  T427] PKRU: 55555554
[   38.600856][  T427] Call Trace:
[   38.601116][  T427]  <TASK>
[   38.601233][  T427]  ? rcu_is_watching+0x15/0xd0
[   38.601413][  T427]  rtnetlink_event+0xe0/0x1f0
[   38.601596][  T427]  notifier_call_chain+0xb0/0x320
[   38.601876][  T427]  __netdev_upper_dev_link+0x3a5/0x590
[   38.602066][  T427]  ? netdev_wait_allrefs_any+0x570/0x570
[   38.602265][  T427]  ? do_raw_spin_lock+0x131/0x280
[   38.602448][  T427]  ? find_held_lock+0x2b/0x80
[   38.602720][  T427]  netdev_master_upper_dev_link+0x86/0xb0
[   38.602909][  T427]  ? netdev_upper_dev_link+0xb0/0xb0
[   38.603092][  T427]  ? lockdep_rtnl_is_held+0x1a/0x20
[   38.603294][  T427]  ? hsr_port_get_hsr+0x9c/0x150
[   38.603588][  T427]  hsr_add_port+0x4eb/0xb60
[   38.603776][  T427]  ? hsr_port_exists+0x60/0x60
[   38.603964][  T427]  ? timer_init_key+0x10d/0x280
[   38.604162][  T427]  hsr_dev_finalize+0x727/0xc00
[   38.604439][  T427]  ? alloc_netdev_mqs+0xed0/0x1490
[   38.604620][  T427]  hsr_newlink+0x3b0/0x980
[   38.604808][  T427]  ? hsr_dellink+0x90/0x90
[   38.605000][  T427]  ? rtnl_create_link+0x169/0xf20
[   38.605289][  T427]  ? nla_strscpy+0xe3/0x180
[   38.605474][  T427]  rtnl_newlink_create+0x2da/0x780
[   38.605657][  T427]  ? rtnl_create_link+0xf20/0xf20
[   38.605838][  T427]  ? __dev_get_by_name+0x12/0x50
[   38.606135][  T427]  ? rtnl_dev_get+0xd7/0x170
[   38.606326][  T427]  __rtnl_newlink+0x22b/0xa50
[   38.606515][  T427]  rtnl_newlink+0x8d1/0xea0
[   38.606701][  T427]  ? lock_acquire.part.0+0xbc/0x260
[   38.606982][  T427]  ? __rtnl_newlink+0xa50/0xa50
[   38.607182][  T427]  ? mark_usage+0x61/0x170
[   38.607371][  T427]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.607552][  T427]  ? __rtnl_newlink+0xa50/0xa50
[   38.607826][  T427]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.608012][  T427]  ? validate_chain+0x38b/0xc20
[   38.608213][  T427]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.608395][  T427]  ? __lock_acquire+0x508/0xc10
[   38.608670][  T427]  ? lock_acquire.part.0+0xbc/0x260
[   38.608851][  T427]  ? find_held_lock+0x2b/0x80
[   38.609042][  T427]  netlink_rcv_skb+0x14e/0x3a0
[   38.609242][  T427]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.609516][  T427]  ? netlink_ack+0xcd0/0xcd0
[   38.609699][  T427]  ? netlink_deliver_tap+0xc5/0x330
[   38.609884][  T427]  ? netlink_deliver_tap+0x13c/0x330
[   38.610076][  T427]  netlink_unicast+0x486/0x750
[   38.610370][  T427]  ? netlink_attachskb+0x810/0x810
[   38.610553][  T427]  ? __lock_acquire+0x508/0xc10
[   38.610735][  T427]  netlink_sendmsg+0x735/0xc60
[   38.610926][  T427]  ? netlink_unicast+0x750/0x750
[   38.611216][  T427]  ? __might_fault+0x97/0x140
[   38.611413][  T427]  ____sys_sendmsg+0x419/0x850
[   38.611595][  T427]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.611776][  T427]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.612088][  T427]  ? move_addr_to_kernel+0x40/0x40
[   38.612289][  T427]  ? stack_depot_save_flags+0x367/0x770
[   38.612474][  T427]  ? validate_chain+0x38b/0xc20
[   38.612657][  T427]  ___sys_sendmsg+0x14e/0x1d0
[   38.612938][  T427]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.613172][  T427]  ? copy_msghdr_from_user+0x460/0x460
[   38.613368][  T427]  __sys_sendmsg+0x145/0x1f0
[   38.613552][  T427]  ? __sys_sendmsg_sock+0x20/0x20
[   38.613823][  T427]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.614045][  T427]  ? do_raw_spin_unlock+0x59/0x250
[   38.614242][  T427]  ? rcu_is_watching+0x15/0xd0
[   38.614441][  T427]  do_syscall_64+0x117/0xfc0
[   38.614714][  T427]  ? trace_hardirqs_off+0xd/0x30
[   38.614894][  T427]  ? exc_page_fault+0xee/0x100
[   38.615083][  T427]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.615405][  T427] RIP: 0033:0x7f21bd87008e
[   38.615591][  T427] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.616230][  T427] RSP: 002b:00007ffd000bae20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.616480][  T427] RAX: ffffffffffffffda RBX: 00007ffd000bb5d0 RCX: 00007f21bd87008e
[   38.616727][  T427] RDX: 0000000000000000 RSI: 00007ffd000baed0 RDI: 0000000000000005
[   38.617073][  T427] RBP: 00007ffd000bae30 R08: 0000000000000000 R09: 0000000000000000
[   38.617335][  T427] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c689
[   38.617673][  T427] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd000bb5a0
[   38.617933][  T427]  </TASK>
[   38.618078][  T427] irq event stamp: 29275
[   38.618239][  T427] hardirqs last  enabled at (29287): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.618618][  T427] hardirqs last disabled at (29296): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.618895][  T427] softirqs last  enabled at (28536): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.619199][  T427] softirqs last disabled at (28523): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.619476][  T427] ---[ end trace 0000000000000000 ]---
[   38.619888][  T427] ------------[ cut here ]------------
[   38.620181][  T427] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/427
[   38.620456][  T427] CPU: 2 UID: 0 PID: 427 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.620851][  T427] Tainted: [W]=WARN
[   38.621007][  T427] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.621327][  T427] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.621717][  T427] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.622422][  T427] RSP: 0018:ffa00000012471a0 EFLAGS: 00010286
[   38.622725][  T427] RAX: 00000000ffffffa6 RBX: ff11000013ea0ac0 RCX: 1ff4000000248dfa
[   38.623069][  T427] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea0b78
[   38.623422][  T427] RBP: ff11000015e24000 R08: 1fe22000027d4170 R09: ff11000013a7d180
[   38.623734][  T427] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.624040][  T427] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   38.624359][  T427] FS:  00007f21bd636840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   38.624692][  T427] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.624935][  T427] CR2: 00000000020d09e8 CR3: 0000000013054003 CR4: 0000000000771ef0
[   38.625190][  T427] PKRU: 55555554
[   38.625337][  T427] Call Trace:
[   38.625482][  T427]  <TASK>
[   38.625595][  T427]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   38.625772][  T427]  rtmsg_ifinfo+0x5c/0xb0
[   38.625925][  T427]  __dev_notify_flags+0x1b8/0x280
[   38.626116][  T427]  ? netif_change_name+0x8c0/0x8c0
[   38.626294][  T427]  ? hsr_dev_finalize+0x925/0xc00
[   38.626474][  T427]  ? alloc_netdev_mqs+0xed0/0x1490
[   38.626655][  T427]  ? hsr_newlink+0x3b0/0x980
[   38.626925][  T427]  ? hsr_dellink+0x90/0x90
[   38.627114][  T427]  rtnl_configure_link+0x1ac/0x390
[   38.627293][  T427]  ? nla_strscpy+0xe3/0x180
[   38.627472][  T427]  rtnl_newlink_create+0x353/0x780
[   38.627737][  T427]  ? rtnl_create_link+0xf20/0xf20
[   38.627919][  T427]  ? __dev_get_by_name+0x12/0x50
[   38.628111][  T427]  ? rtnl_dev_get+0xd7/0x170
[   38.628303][  T427]  __rtnl_newlink+0x22b/0xa50
[   38.628571][  T427]  rtnl_newlink+0x8d1/0xea0
[   38.628748][  T427]  ? lock_acquire.part.0+0xbc/0x260
[   38.628933][  T427]  ? __rtnl_newlink+0xa50/0xa50
[   38.629123][  T427]  ? mark_usage+0x61/0x170
[   38.629308][  T427]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.629485][  T427]  ? __rtnl_newlink+0xa50/0xa50
[   38.629664][  T427]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.629842][  T427]  ? validate_chain+0x38b/0xc20
[   38.630127][  T427]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.630304][  T427]  ? __lock_acquire+0x508/0xc10
[   38.630482][  T427]  ? lock_acquire.part.0+0xbc/0x260
[   38.630657][  T427]  ? find_held_lock+0x2b/0x80
[   38.630932][  T427]  netlink_rcv_skb+0x14e/0x3a0
[   38.631134][  T427]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.631318][  T427]  ? netlink_ack+0xcd0/0xcd0
[   38.631498][  T427]  ? netlink_deliver_tap+0xc5/0x330
[   38.631761][  T427]  ? netlink_deliver_tap+0x13c/0x330
[   38.631946][  T427]  netlink_unicast+0x486/0x750
[   38.632137][  T427]  ? netlink_attachskb+0x810/0x810
[   38.632314][  T427]  ? __lock_acquire+0x508/0xc10
[   38.632580][  T427]  netlink_sendmsg+0x735/0xc60
[   38.632758][  T427]  ? netlink_unicast+0x750/0x750
[   38.632943][  T427]  ? __might_fault+0x97/0x140
[   38.633136][  T427]  ____sys_sendmsg+0x419/0x850
[   38.633318][  T427]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.633494][  T427]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.633701][  T427]  ? move_addr_to_kernel+0x40/0x40
[   38.633972][  T427]  ? stack_depot_save_flags+0x367/0x770
[   38.634168][  T427]  ? validate_chain+0x38b/0xc20
[   38.634356][  T427]  ___sys_sendmsg+0x14e/0x1d0
[   38.634533][  T427]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.634828][  T427]  ? copy_msghdr_from_user+0x460/0x460
[   38.635018][  T427]  __sys_sendmsg+0x145/0x1f0
[   38.635211][  T427]  ? __sys_sendmsg_sock+0x20/0x20
[   38.635388][  T427]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.635687][  T427]  ? do_raw_spin_unlock+0x59/0x250
[   38.635868][  T427]  ? rcu_is_watching+0x15/0xd0
[   38.636052][  T427]  do_syscall_64+0x117/0xfc0
[   38.636247][  T427]  ? trace_hardirqs_off+0xd/0x30
[   38.636515][  T427]  ? exc_page_fault+0xee/0x100
[   38.636693][  T427]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.636908][  T427] RIP: 0033:0x7f21bd87008e
[   38.637090][  T427] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.637621][  T427] RSP: 002b:00007ffd000bae20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.637964][  T427] RAX: ffffffffffffffda RBX: 00007ffd000bb5d0 RCX: 00007f21bd87008e
[   38.638218][  T427] RDX: 0000000000000000 RSI: 00007ffd000baed0 RDI: 0000000000000005
[   38.638464][  T427] RBP: 00007ffd000bae30 R08: 0000000000000000 R09: 0000000000000000
[   38.638791][  T427] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c689
[   38.639041][  T427] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd000bb5a0
[   38.639396][  T427]  </TASK>
[   38.639540][  T427] irq event stamp: 31621
[   38.639690][  T427] hardirqs last  enabled at (31631): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.639969][  T427] hardirqs last disabled at (31640): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.640348][  T427] softirqs last  enabled at (30892): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.640620][  T427] softirqs last disabled at (30851): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.640995][  T427] ---[ end trace 0000000000000000 ]---
[   38.679515][  T428] vethA: entered promiscuous mode
[   38.679762][  T428] ------------[ cut here ]------------
[   38.679906][  T428] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/428
[   38.680166][  T428] CPU: 0 UID: 0 PID: 428 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.680449][  T428] Tainted: [W]=WARN
[   38.680556][  T428] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.680737][  T428] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.680928][  T428] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.681440][  T428] RSP: 0018:ffa0000001256fb0 EFLAGS: 00010286
[   38.681623][  T428] RAX: 00000000ffffffa6 RBX: ff11000004e34e40 RCX: 1ff400000024adbc
[   38.681834][  T428] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e34ef8
[   38.682050][  T428] RBP: ff11000005439000 R08: 1fe22000009c69e0 R09: ff11000011ec0b80
[   38.682270][  T428] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   38.682484][  T428] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005439000
[   38.682699][  T428] FS:  00007fdb396d8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   38.682952][  T428] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.683136][  T428] CR2: 0000000026ffd9e8 CR3: 0000000011ffa006 CR4: 0000000000771ef0
[   38.683348][  T428] PKRU: 55555554
[   38.683456][  T428] Call Trace:
[   38.683567][  T428]  <TASK>
[   38.683641][  T428]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   38.683784][  T428]  ? netlink_sendmsg+0x735/0xc60
[   38.683950][  T428]  rtmsg_ifinfo+0x5c/0xb0
[   38.684065][  T428]  __dev_notify_flags+0x1b8/0x280
[   38.684215][  T428]  ? netdev_info+0xe2/0x116
[   38.684360][  T428]  ? netdev_notice+0x120/0x120
[   38.684500][  T428]  ? netif_change_name+0x8c0/0x8c0
[   38.684646][  T428]  __dev_set_promiscuity+0x194/0x230
[   38.684787][  T428]  netif_set_promiscuity+0x4c/0xc0
[   38.684959][  T428]  dev_set_promiscuity+0x9d/0x150
[   38.685107][  T428]  hsr_add_port+0x48c/0xb60
[   38.685250][  T428]  ? hsr_port_exists+0x60/0x60
[   38.685395][  T428]  ? timer_init_key+0x10d/0x280
[   38.685541][  T428]  hsr_dev_finalize+0x6e8/0xc00
[   38.685685][  T428]  ? alloc_netdev_mqs+0xed0/0x1490
[   38.685825][  T428]  hsr_newlink+0x3b0/0x980
[   38.685971][  T428]  ? hsr_dellink+0x90/0x90
[   38.686116][  T428]  ? rtnl_create_link+0x169/0xf20
[   38.686257][  T428]  ? nla_strscpy+0xe3/0x180
[   38.686400][  T428]  rtnl_newlink_create+0x2da/0x780
[   38.686542][  T428]  ? rtnl_create_link+0xf20/0xf20
[   38.686683][  T428]  ? __dev_get_by_name+0x12/0x50
[   38.686828][  T428]  ? rtnl_dev_get+0xd7/0x170
[   38.686978][  T428]  __rtnl_newlink+0x22b/0xa50
[   38.687301][  T428]  rtnl_newlink+0x8d1/0xea0
[   38.687448][  T428]  ? lock_acquire.part.0+0xbc/0x260
[   38.687591][  T428]  ? __rtnl_newlink+0xa50/0xa50
[   38.687732][  T428]  ? mark_usage+0x61/0x170
[   38.687876][  T428]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.688021][  T428]  ? __rtnl_newlink+0xa50/0xa50
[   38.688235][  T428]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.688377][  T428]  ? validate_chain+0x38b/0xc20
[   38.688516][  T428]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.688655][  T428]  ? __lock_acquire+0x508/0xc10
[   38.688797][  T428]  ? lock_acquire.part.0+0xbc/0x260
[   38.688939][  T428]  ? find_held_lock+0x2b/0x80
[   38.689080][  T428]  netlink_rcv_skb+0x14e/0x3a0
[   38.689287][  T428]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.689432][  T428]  ? netlink_ack+0xcd0/0xcd0
[   38.689573][  T428]  ? netlink_deliver_tap+0xc5/0x330
[   38.689713][  T428]  ? netlink_deliver_tap+0x13c/0x330
[   38.689854][  T428]  netlink_unicast+0x486/0x750
[   38.689997][  T428]  ? netlink_attachskb+0x810/0x810
[   38.690228][  T428]  ? __lock_acquire+0x508/0xc10
[   38.690370][  T428]  netlink_sendmsg+0x735/0xc60
[   38.690513][  T428]  ? netlink_unicast+0x750/0x750
[   38.690652][  T428]  ? __might_fault+0x97/0x140
[   38.690794][  T428]  ____sys_sendmsg+0x419/0x850
[   38.690939][  T428]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.691078][  T428]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.691363][  T428]  ? move_addr_to_kernel+0x40/0x40
[   38.691504][  T428]  ? stack_depot_save_flags+0x367/0x770
[   38.691648][  T428]  ? validate_chain+0x38b/0xc20
[   38.691790][  T428]  ___sys_sendmsg+0x14e/0x1d0
[   38.691932][  T428]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.692193][  T428]  ? copy_msghdr_from_user+0x460/0x460
[   38.692342][  T428]  __sys_sendmsg+0x145/0x1f0
[   38.692484][  T428]  ? __sys_sendmsg_sock+0x20/0x20
[   38.692625][  T428]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.692804][  T428]  ? do_raw_spin_unlock+0x59/0x250
[   38.692951][  T428]  ? rcu_is_watching+0x15/0xd0
[   38.693093][  T428]  do_syscall_64+0x117/0xfc0
[   38.693337][  T428]  ? trace_hardirqs_off+0xd/0x30
[   38.693478][  T428]  ? exc_page_fault+0xee/0x100
[   38.693618][  T428]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.693792][  T428] RIP: 0033:0x7fdb3991208e
[   38.693942][  T428] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.694474][  T428] RSP: 002b:00007fffe32de2d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.694685][  T428] RAX: ffffffffffffffda RBX: 00007fffe32dea80 RCX: 00007fdb3991208e
[   38.694892][  T428] RDX: 0000000000000000 RSI: 00007fffe32de380 RDI: 0000000000000005
[   38.695116][  T428] RBP: 00007fffe32de2e0 R08: 0000000000000000 R09: 0000000000000000
[   38.695329][  T428] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   38.695540][  T428] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe32dea50
[   38.695756][  T428]  </TASK>
[   38.695862][  T428] irq event stamp: 21035
[   38.695972][  T428] hardirqs last  enabled at (21043): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.696224][  T428] hardirqs last disabled at (21052): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.696470][  T428] softirqs last  enabled at (20968): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.696717][  T428] softirqs last disabled at (20935): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.696963][  T428] ---[ end trace 0000000000000000 ]---
[   38.697377][  T428] ------------[ cut here ]------------
[   38.697522][  T428] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/428
[   38.697798][  T428] CPU: 0 UID: 0 PID: 428 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.698081][  T428] Tainted: [W]=WARN
[   38.698197][  T428] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.698369][  T428] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.698545][  T428] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.699037][  T428] RSP: 0018:ffa0000001256f90 EFLAGS: 00010286
[   38.699221][  T428] RAX: 00000000ffffffa6 RBX: ff11000004e35000 RCX: 1ff400000024adb8
[   38.699434][  T428] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e350b8
[   38.699642][  T428] RBP: ff11000005439000 R08: 1fe22000009c6a18 R09: ff11000011ec0b80
[   38.699852][  T428] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   38.700064][  T428] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   38.700286][  T428] FS:  00007fdb396d8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   38.700529][  T428] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.700706][  T428] CR2: 0000000026ffd9e8 CR3: 0000000011ffa006 CR4: 0000000000771ef0
[   38.700917][  T428] PKRU: 55555554
[   38.701024][  T428] Call Trace:
[   38.701134][  T428]  <TASK>
[   38.701208][  T428]  ? rcu_is_watching+0x15/0xd0
[   38.701352][  T428]  rtnetlink_event+0xe0/0x1f0
[   38.701493][  T428]  notifier_call_chain+0xb0/0x320
[   38.701633][  T428]  __netdev_upper_dev_link+0x3a5/0x590
[   38.701773][  T428]  ? netdev_wait_allrefs_any+0x570/0x570
[   38.701914][  T428]  ? do_raw_spin_lock+0x131/0x280
[   38.702053][  T428]  ? find_held_lock+0x2b/0x80
[   38.702202][  T428]  netdev_master_upper_dev_link+0x86/0xb0
[   38.702339][  T428]  ? netdev_upper_dev_link+0xb0/0xb0
[   38.702475][  T428]  ? lockdep_rtnl_is_held+0x1a/0x20
[   38.702611][  T428]  ? hsr_port_get_hsr+0x9c/0x150
[   38.702751][  T428]  hsr_add_port+0x4eb/0xb60
[   38.702888][  T428]  ? hsr_port_exists+0x60/0x60
[   38.703030][  T428]  ? timer_init_key+0x10d/0x280
[   38.703174][  T428]  hsr_dev_finalize+0x6e8/0xc00
[   38.703316][  T428]  ? alloc_netdev_mqs+0xed0/0x1490
[   38.703452][  T428]  hsr_newlink+0x3b0/0x980
[   38.703589][  T428]  ? hsr_dellink+0x90/0x90
[   38.703726][  T428]  ? rtnl_create_link+0x169/0xf20
[   38.703863][  T428]  ? nla_strscpy+0xe3/0x180
[   38.704004][  T428]  rtnl_newlink_create+0x2da/0x780
[   38.704148][  T428]  ? rtnl_create_link+0xf20/0xf20
[   38.704288][  T428]  ? __dev_get_by_name+0x12/0x50
[   38.704425][  T428]  ? rtnl_dev_get+0xd7/0x170
[   38.704568][  T428]  __rtnl_newlink+0x22b/0xa50
[   38.704709][  T428]  rtnl_newlink+0x8d1/0xea0
[   38.704848][  T428]  ? lock_acquire.part.0+0xbc/0x260
[   38.705016][  T428]  ? __rtnl_newlink+0xa50/0xa50
[   38.705163][  T428]  ? mark_usage+0x61/0x170
[   38.705303][  T428]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.705441][  T428]  ? __rtnl_newlink+0xa50/0xa50
[   38.705576][  T428]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.705713][  T428]  ? validate_chain+0x38b/0xc20
[   38.705848][  T428]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.705990][  T428]  ? __lock_acquire+0x508/0xc10
[   38.706133][  T428]  ? lock_acquire.part.0+0xbc/0x260
[   38.706270][  T428]  ? find_held_lock+0x2b/0x80
[   38.706408][  T428]  netlink_rcv_skb+0x14e/0x3a0
[   38.706545][  T428]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.706683][  T428]  ? netlink_ack+0xcd0/0xcd0
[   38.706822][  T428]  ? netlink_deliver_tap+0xc5/0x330
[   38.706964][  T428]  ? netlink_deliver_tap+0x13c/0x330
[   38.707113][  T428]  netlink_unicast+0x486/0x750
[   38.707252][  T428]  ? netlink_attachskb+0x810/0x810
[   38.707392][  T428]  ? __lock_acquire+0x508/0xc10
[   38.707530][  T428]  netlink_sendmsg+0x735/0xc60
[   38.707668][  T428]  ? netlink_unicast+0x750/0x750
[   38.707806][  T428]  ? __might_fault+0x97/0x140
[   38.707950][  T428]  ____sys_sendmsg+0x419/0x850
[   38.708088][  T428]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.708236][  T428]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.708406][  T428]  ? move_addr_to_kernel+0x40/0x40
[   38.708544][  T428]  ? stack_depot_save_flags+0x367/0x770
[   38.708682][  T428]  ? validate_chain+0x38b/0xc20
[   38.708822][  T428]  ___sys_sendmsg+0x14e/0x1d0
[   38.708961][  T428]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.709140][  T428]  ? copy_msghdr_from_user+0x460/0x460
[   38.709288][  T428]  __sys_sendmsg+0x145/0x1f0
[   38.709428][  T428]  ? __sys_sendmsg_sock+0x20/0x20
[   38.709566][  T428]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.709738][  T428]  ? do_raw_spin_unlock+0x59/0x250
[   38.709876][  T428]  ? rcu_is_watching+0x15/0xd0
[   38.710018][  T428]  do_syscall_64+0x117/0xfc0
[   38.710168][  T428]  ? trace_hardirqs_off+0xd/0x30
[   38.710311][  T428]  ? exc_page_fault+0xee/0x100
[   38.710450][  T428]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.710620][  T428] RIP: 0033:0x7fdb3991208e
[   38.710763][  T428] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.711257][  T428] RSP: 002b:00007fffe32de2d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.711466][  T428] RAX: ffffffffffffffda RBX: 00007fffe32dea80 RCX: 00007fdb3991208e
[   38.711671][  T428] RDX: 0000000000000000 RSI: 00007fffe32de380 RDI: 0000000000000005
[   38.711874][  T428] RBP: 00007fffe32de2e0 R08: 0000000000000000 R09: 0000000000000000
[   38.712082][  T428] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   38.712295][  T428] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe32dea50
[   38.712505][  T428]  </TASK>
[   38.712608][  T428] irq event stamp: 22015
[   38.712712][  T428] hardirqs last  enabled at (22023): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.712956][  T428] hardirqs last disabled at (22030): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.713200][  T428] softirqs last  enabled at (21292): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.713440][  T428] softirqs last disabled at (21287): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.713676][  T428] ---[ end trace 0000000000000000 ]---
[   38.713915][  T428] ------------[ cut here ]------------
[   38.714052][  T428] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/428
[   38.714302][  T428] CPU: 0 UID: 0 PID: 428 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.714579][  T428] Tainted: [W]=WARN
[   38.714683][  T428] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.714855][  T428] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.715040][  T428] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.716156][  T428] RSP: 0018:ffa0000001256f10 EFLAGS: 00010286
[   38.716334][  T428] RAX: 00000000ffffffa6 RBX: ff11000004e351c0 RCX: 1ff400000024ada8
[   38.716539][  T428] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e35278
[   38.716746][  T428] RBP: ff11000015894000 R08: 1fe22000009c6a50 R09: ff11000011ec0b80
[   38.716958][  T428] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   38.717229][  T428] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   38.717438][  T428] FS:  00007fdb396d8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   38.717679][  T428] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.717852][  T428] CR2: 0000000026ffd9e8 CR3: 0000000011ffa006 CR4: 0000000000771ef0
[   38.718064][  T428] PKRU: 55555554
[   38.718237][  T428] Call Trace:
[   38.718342][  T428]  <TASK>
[   38.718415][  T428]  ? rcu_is_watching+0x15/0xd0
[   38.718553][  T428]  rtnetlink_event+0xe0/0x1f0
[   38.718690][  T428]  notifier_call_chain+0xb0/0x320
[   38.718830][  T428]  netif_set_mtu_ext+0x354/0x5f0
[   38.718974][  T428]  ? dev_validate_mtu+0x180/0x180
[   38.719174][  T428]  ? __netdev_update_features+0x4b0/0xdf0
[   38.719314][  T428]  netif_set_mtu+0x85/0xe0
[   38.719451][  T428]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   38.719597][  T428]  dev_set_mtu+0x9d/0x150
[   38.719701][  T428]  ? dev_disable_lro+0x95/0x140
[   38.719838][  T428]  hsr_add_port+0x6e3/0xb60
[   38.719983][  T428]  ? hsr_port_exists+0x60/0x60
[   38.720185][  T428]  ? timer_init_key+0x10d/0x280
[   38.720326][  T428]  hsr_dev_finalize+0x6e8/0xc00
[   38.720467][  T428]  ? alloc_netdev_mqs+0xed0/0x1490
[   38.720604][  T428]  hsr_newlink+0x3b0/0x980
[   38.720745][  T428]  ? hsr_dellink+0x90/0x90
[   38.720882][  T428]  ? rtnl_create_link+0x169/0xf20
[   38.721024][  T428]  ? nla_strscpy+0xe3/0x180
[   38.721229][  T428]  rtnl_newlink_create+0x2da/0x780
[   38.721369][  T428]  ? rtnl_create_link+0xf20/0xf20
[   38.721507][  T428]  ? __dev_get_by_name+0x12/0x50
[   38.721646][  T428]  ? rtnl_dev_get+0xd7/0x170
[   38.721788][  T428]  __rtnl_newlink+0x22b/0xa50
[   38.721935][  T428]  rtnl_newlink+0x8d1/0xea0
[   38.722075][  T428]  ? lock_acquire.part.0+0xbc/0x260
[   38.722277][  T428]  ? __rtnl_newlink+0xa50/0xa50
[   38.722415][  T428]  ? mark_usage+0x61/0x170
[   38.722556][  T428]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.722695][  T428]  ? __rtnl_newlink+0xa50/0xa50
[   38.722833][  T428]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.722976][  T428]  ? validate_chain+0x38b/0xc20
[   38.723172][  T428]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.723311][  T428]  ? __lock_acquire+0x508/0xc10
[   38.723450][  T428]  ? lock_acquire.part.0+0xbc/0x260
[   38.723587][  T428]  ? find_held_lock+0x2b/0x80
[   38.723725][  T428]  netlink_rcv_skb+0x14e/0x3a0
[   38.723862][  T428]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.724004][  T428]  ? netlink_ack+0xcd0/0xcd0
[   38.724209][  T428]  ? netlink_deliver_tap+0xc5/0x330
[   38.724348][  T428]  ? netlink_deliver_tap+0x13c/0x330
[   38.724488][  T428]  netlink_unicast+0x486/0x750
[   38.724627][  T428]  ? netlink_attachskb+0x810/0x810
[   38.724764][  T428]  ? __lock_acquire+0x508/0xc10
[   38.724906][  T428]  netlink_sendmsg+0x735/0xc60
[   38.725046][  T428]  ? netlink_unicast+0x750/0x750
[   38.725250][  T428]  ? __might_fault+0x97/0x140
[   38.725393][  T428]  ____sys_sendmsg+0x419/0x850
[   38.725533][  T428]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.725671][  T428]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.725841][  T428]  ? move_addr_to_kernel+0x40/0x40
[   38.725983][  T428]  ? stack_depot_save_flags+0x367/0x770
[   38.726186][  T428]  ? validate_chain+0x38b/0xc20
[   38.726327][  T428]  ___sys_sendmsg+0x14e/0x1d0
[   38.726466][  T428]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.726636][  T428]  ? copy_msghdr_from_user+0x460/0x460
[   38.726784][  T428]  __sys_sendmsg+0x145/0x1f0
[   38.726926][  T428]  ? __sys_sendmsg_sock+0x20/0x20
[   38.727063][  T428]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.727304][  T428]  ? do_raw_spin_unlock+0x59/0x250
[   38.727443][  T428]  ? rcu_is_watching+0x15/0xd0
[   38.727583][  T428]  do_syscall_64+0x117/0xfc0
[   38.727721][  T428]  ? trace_hardirqs_off+0xd/0x30
[   38.727860][  T428]  ? exc_page_fault+0xee/0x100
[   38.728003][  T428]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.728236][  T428] RIP: 0033:0x7fdb3991208e
[   38.728379][  T428] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.728872][  T428] RSP: 002b:00007fffe32de2d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.729083][  T428] RAX: ffffffffffffffda RBX: 00007fffe32dea80 RCX: 00007fdb3991208e
[   38.729363][  T428] RDX: 0000000000000000 RSI: 00007fffe32de380 RDI: 0000000000000005
[   38.729572][  T428] RBP: 00007fffe32de2e0 R08: 0000000000000000 R09: 0000000000000000
[   38.729779][  T428] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   38.729991][  T428] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe32dea50
[   38.730273][  T428]  </TASK>
[   38.730378][  T428] irq event stamp: 25135
[   38.730484][  T428] hardirqs last  enabled at (25143): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.730728][  T428] hardirqs last disabled at (25150): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.730974][  T428] softirqs last  enabled at (25124): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.731278][  T428] softirqs last disabled at (25167): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.731522][  T428] ---[ end trace 0000000000000000 ]---
[   38.736744][  T428] vethB: entered promiscuous mode
[   38.737019][  T428] ------------[ cut here ]------------
[   38.737221][  T428] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/428
[   38.737514][  T428] CPU: 2 UID: 0 PID: 428 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.737845][  T428] Tainted: [W]=WARN
[   38.738010][  T428] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.738251][  T428] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.738481][  T428] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.739030][  T428] RSP: 0018:ffa0000001256fb0 EFLAGS: 00010286
[   38.739271][  T428] RAX: 00000000ffffffa6 RBX: ff11000004e35380 RCX: 1ff400000024adbc
[   38.739528][  T428] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e35438
[   38.739781][  T428] RBP: ff11000013a9c000 R08: 1fe22000009c6a88 R09: ff11000011ec0b80
[   38.740042][  T428] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   38.740319][  T428] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a9c000
[   38.740579][  T428] FS:  00007fdb396d8840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   38.740893][  T428] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.741137][  T428] CR2: 00007f21bd703574 CR3: 0000000011ffa005 CR4: 0000000000771ef0
[   38.741398][  T428] PKRU: 55555554
[   38.741549][  T428] Call Trace:
[   38.741702][  T428]  <TASK>
[   38.741822][  T428]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   38.742018][  T428]  ? netlink_sendmsg+0x735/0xc60
[   38.742229][  T428]  rtmsg_ifinfo+0x5c/0xb0
[   38.742383][  T428]  __dev_notify_flags+0x1b8/0x280
[   38.742572][  T428]  ? netdev_info+0xe2/0x116
[   38.742766][  T428]  ? netdev_notice+0x120/0x120
[   38.742962][  T428]  ? netif_change_name+0x8c0/0x8c0
[   38.743173][  T428]  __dev_set_promiscuity+0x194/0x230
[   38.743378][  T428]  netif_set_promiscuity+0x4c/0xc0
[   38.743582][  T428]  dev_set_promiscuity+0x9d/0x150
[   38.743785][  T428]  hsr_add_port+0x48c/0xb60
[   38.743997][  T428]  ? hsr_port_exists+0x60/0x60
[   38.744210][  T428]  ? timer_init_key+0x10d/0x280
[   38.744429][  T428]  hsr_dev_finalize+0x727/0xc00
[   38.744626][  T428]  ? alloc_netdev_mqs+0xed0/0x1490
[   38.744820][  T428]  hsr_newlink+0x3b0/0x980
[   38.745026][  T428]  ? hsr_dellink+0x90/0x90
[   38.745226][  T428]  ? rtnl_create_link+0x169/0xf20
[   38.745417][  T428]  ? nla_strscpy+0xe3/0x180
[   38.745607][  T428]  rtnl_newlink_create+0x2da/0x780
[   38.745797][  T428]  ? rtnl_create_link+0xf20/0xf20
[   38.745994][  T428]  ? __dev_get_by_name+0x12/0x50
[   38.746215][  T428]  ? rtnl_dev_get+0xd7/0x170
[   38.746420][  T428]  __rtnl_newlink+0x22b/0xa50
[   38.746611][  T428]  rtnl_newlink+0x8d1/0xea0
[   38.746805][  T428]  ? lock_acquire.part.0+0xbc/0x260
[   38.747002][  T428]  ? __rtnl_newlink+0xa50/0xa50
[   38.747206][  T428]  ? mark_usage+0x61/0x170
[   38.747398][  T428]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.747591][  T428]  ? __rtnl_newlink+0xa50/0xa50
[   38.747781][  T428]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.747976][  T428]  ? validate_chain+0x38b/0xc20
[   38.748178][  T428]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.748370][  T428]  ? __lock_acquire+0x508/0xc10
[   38.748560][  T428]  ? lock_acquire.part.0+0xbc/0x260
[   38.748746][  T428]  ? find_held_lock+0x2b/0x80
[   38.748942][  T428]  netlink_rcv_skb+0x14e/0x3a0
[   38.749144][  T428]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.749337][  T428]  ? netlink_ack+0xcd0/0xcd0
[   38.749532][  T428]  ? netlink_deliver_tap+0xc5/0x330
[   38.749721][  T428]  ? netlink_deliver_tap+0x13c/0x330
[   38.749924][  T428]  netlink_unicast+0x486/0x750
[   38.750129][  T428]  ? netlink_attachskb+0x810/0x810
[   38.750316][  T428]  ? __lock_acquire+0x508/0xc10
[   38.750507][  T428]  netlink_sendmsg+0x735/0xc60
[   38.750697][  T428]  ? netlink_unicast+0x750/0x750
[   38.750892][  T428]  ? __might_fault+0x97/0x140
[   38.751093][  T428]  ____sys_sendmsg+0x419/0x850
[   38.751299][  T428]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.751488][  T428]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.751716][  T428]  ? move_addr_to_kernel+0x40/0x40
[   38.751924][  T428]  ? stack_depot_save_flags+0x367/0x770
[   38.752129][  T428]  ? validate_chain+0x38b/0xc20
[   38.752321][  T428]  ___sys_sendmsg+0x14e/0x1d0
[   38.752509][  T428]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.752735][  T428]  ? copy_msghdr_from_user+0x460/0x460
[   38.752944][  T428]  __sys_sendmsg+0x145/0x1f0
[   38.753152][  T428]  ? __sys_sendmsg_sock+0x20/0x20
[   38.753347][  T428]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.753572][  T428]  ? do_raw_spin_unlock+0x59/0x250
[   38.753763][  T428]  ? rcu_is_watching+0x15/0xd0
[   38.753961][  T428]  do_syscall_64+0x117/0xfc0
[   38.754164][  T428]  ? trace_hardirqs_off+0xd/0x30
[   38.754355][  T428]  ? exc_page_fault+0xee/0x100
[   38.754543][  T428]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.754768][  T428] RIP: 0033:0x7fdb3991208e
[   38.754969][  T428] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.755523][  T428] RSP: 002b:00007fffe32de2d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.755783][  T428] RAX: ffffffffffffffda RBX: 00007fffe32dea80 RCX: 00007fdb3991208e
[   38.756049][  T428] RDX: 0000000000000000 RSI: 00007fffe32de380 RDI: 0000000000000005
[   38.756318][  T428] RBP: 00007fffe32de2e0 R08: 0000000000000000 R09: 0000000000000000
[   38.756574][  T428] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   38.756830][  T428] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe32dea50
[   38.757116][  T428]  </TASK>
[   38.757268][  T428] irq event stamp: 30917
[   38.757422][  T428] hardirqs last  enabled at (30927): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.757713][  T428] hardirqs last disabled at (30936): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.758011][  T428] softirqs last  enabled at (30364): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.758322][  T428] softirqs last disabled at (30357): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.758612][  T428] ---[ end trace 0000000000000000 ]---
[   38.759148][  T428] ------------[ cut here ]------------
[   38.759327][  T428] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/428
[   38.759611][  T428] CPU: 2 UID: 0 PID: 428 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.759971][  T428] Tainted: [W]=WARN
[   38.760725][  T428] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.761046][  T428] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.761387][  T428] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.763380][  T428] RSP: 0018:ffa0000001256f90 EFLAGS: 00010286
[   38.763602][  T428] RAX: 00000000ffffffa6 RBX: ff11000004e35540 RCX: 1ff400000024adb8
[   38.763854][  T428] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e355f8
[   38.764131][  T428] RBP: ff11000013a9c000 R08: 1fe22000009c6ac0 R09: ff11000011ec0b80
[   38.764378][  T428] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   38.764625][  T428] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   38.764875][  T428] FS:  00007fdb396d8840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   38.765186][  T428] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.765404][  T428] CR2: 00007f21bd703574 CR3: 0000000011ffa005 CR4: 0000000000771ef0
[   38.765653][  T428] PKRU: 55555554
[   38.765801][  T428] Call Trace:
[   38.765962][  T428]  <TASK>
[   38.766081][  T428]  ? rcu_is_watching+0x15/0xd0
[   38.766279][  T428]  rtnetlink_event+0xe0/0x1f0
[   38.766467][  T428]  notifier_call_chain+0xb0/0x320
[   38.766653][  T428]  __netdev_upper_dev_link+0x3a5/0x590
[   38.766838][  T428]  ? netdev_wait_allrefs_any+0x570/0x570
[   38.767032][  T428]  ? do_raw_spin_lock+0x131/0x280
[   38.767232][  T428]  ? find_held_lock+0x2b/0x80
[   38.767417][  T428]  netdev_master_upper_dev_link+0x86/0xb0
[   38.767603][  T428]  ? netdev_upper_dev_link+0xb0/0xb0
[   38.767789][  T428]  ? lockdep_rtnl_is_held+0x1a/0x20
[   38.767980][  T428]  ? hsr_port_get_hsr+0x9c/0x150
[   38.768181][  T428]  hsr_add_port+0x4eb/0xb60
[   38.768387][  T428]  ? hsr_port_exists+0x60/0x60
[   38.768570][  T428]  ? timer_init_key+0x10d/0x280
[   38.768756][  T428]  hsr_dev_finalize+0x727/0xc00
[   38.768949][  T428]  ? alloc_netdev_mqs+0xed0/0x1490
[   38.769146][  T428]  hsr_newlink+0x3b0/0x980
[   38.769336][  T428]  ? hsr_dellink+0x90/0x90
[   38.769518][  T428]  ? rtnl_create_link+0x169/0xf20
[   38.769702][  T428]  ? nla_strscpy+0xe3/0x180
[   38.769889][  T428]  rtnl_newlink_create+0x2da/0x780
[   38.770080][  T428]  ? rtnl_create_link+0xf20/0xf20
[   38.770278][  T428]  ? __dev_get_by_name+0x12/0x50
[   38.770465][  T428]  ? rtnl_dev_get+0xd7/0x170
[   38.770652][  T428]  __rtnl_newlink+0x22b/0xa50
[   38.770842][  T428]  rtnl_newlink+0x8d1/0xea0
[   38.771036][  T428]  ? lock_acquire.part.0+0xbc/0x260
[   38.771234][  T428]  ? __rtnl_newlink+0xa50/0xa50
[   38.771418][  T428]  ? mark_usage+0x61/0x170
[   38.771605][  T428]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.771789][  T428]  ? __rtnl_newlink+0xa50/0xa50
[   38.771980][  T428]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.772178][  T428]  ? validate_chain+0x38b/0xc20
[   38.772365][  T428]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.772547][  T428]  ? __lock_acquire+0x508/0xc10
[   38.772731][  T428]  ? lock_acquire.part.0+0xbc/0x260
[   38.772922][  T428]  ? find_held_lock+0x2b/0x80
[   38.773120][  T428]  netlink_rcv_skb+0x14e/0x3a0
[   38.773304][  T428]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.773488][  T428]  ? netlink_ack+0xcd0/0xcd0
[   38.773674][  T428]  ? netlink_deliver_tap+0xc5/0x330
[   38.773858][  T428]  ? netlink_deliver_tap+0x13c/0x330
[   38.774050][  T428]  netlink_unicast+0x486/0x750
[   38.774249][  T428]  ? netlink_attachskb+0x810/0x810
[   38.774432][  T428]  ? __lock_acquire+0x508/0xc10
[   38.774615][  T428]  netlink_sendmsg+0x735/0xc60
[   38.774799][  T428]  ? netlink_unicast+0x750/0x750
[   38.774992][  T428]  ? __might_fault+0x97/0x140
[   38.775198][  T428]  ____sys_sendmsg+0x419/0x850
[   38.775382][  T428]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.775564][  T428]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.775778][  T428]  ? move_addr_to_kernel+0x40/0x40
[   38.775972][  T428]  ? stack_depot_save_flags+0x367/0x770
[   38.776172][  T428]  ? validate_chain+0x38b/0xc20
[   38.776359][  T428]  ___sys_sendmsg+0x14e/0x1d0
[   38.776544][  T428]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.776761][  T428]  ? copy_msghdr_from_user+0x460/0x460
[   38.776959][  T428]  __sys_sendmsg+0x145/0x1f0
[   38.777157][  T428]  ? __sys_sendmsg_sock+0x20/0x20
[   38.777344][  T428]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.777561][  T428]  ? do_raw_spin_unlock+0x59/0x250
[   38.777745][  T428]  ? rcu_is_watching+0x15/0xd0
[   38.777943][  T428]  do_syscall_64+0x117/0xfc0
[   38.778141][  T428]  ? trace_hardirqs_off+0xd/0x30
[   38.778327][  T428]  ? exc_page_fault+0xee/0x100
[   38.778510][  T428]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.778723][  T428] RIP: 0033:0x7fdb3991208e
[   38.778921][  T428] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.779468][  T428] RSP: 002b:00007fffe32de2d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.779719][  T428] RAX: ffffffffffffffda RBX: 00007fffe32dea80 RCX: 00007fdb3991208e
[   38.779978][  T428] RDX: 0000000000000000 RSI: 00007fffe32de380 RDI: 0000000000000005
[   38.780244][  T428] RBP: 00007fffe32de2e0 R08: 0000000000000000 R09: 0000000000000000
[   38.780499][  T428] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   38.780747][  T428] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe32dea50
[   38.781008][  T428]  </TASK>
[   38.781170][  T428] irq event stamp: 33247
[   38.781322][  T428] hardirqs last  enabled at (33257): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.781612][  T428] hardirqs last disabled at (33266): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.781891][  T428] softirqs last  enabled at (32326): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.782192][  T428] softirqs last disabled at (32283): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.782476][  T428] ---[ end trace 0000000000000000 ]---
[   38.782914][  T428] ------------[ cut here ]------------
[   38.783089][  T428] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/428
[   38.783381][  T428] CPU: 2 UID: 0 PID: 428 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.783691][  T428] Tainted: [W]=WARN
[   38.783841][  T428] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.784059][  T428] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.784821][  T428] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.785406][  T428] RSP: 0018:ffa00000012571a0 EFLAGS: 00010286
[   38.785680][  T428] RAX: 00000000ffffffa6 RBX: ff11000004e35700 RCX: 1ff400000024adfa
[   38.785983][  T428] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e357b8
[   38.786299][  T428] RBP: ff11000015894000 R08: 1fe22000009c6af8 R09: ff11000011ec0b80
[   38.786599][  T428] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.786907][  T428] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   38.787225][  T428] FS:  00007fdb396d8840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   38.787558][  T428] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.787825][  T428] CR2: 00007f21bd703574 CR3: 0000000011ffa005 CR4: 0000000000771ef0
[   38.788151][  T428] PKRU: 55555554
[   38.788355][  T428] Call Trace:
[   38.788556][  T428]  <TASK>
[   38.788725][  T428]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   38.788970][  T428]  rtmsg_ifinfo+0x5c/0xb0
[   38.789187][  T428]  __dev_notify_flags+0x1b8/0x280
[   38.789424][  T428]  ? netif_change_name+0x8c0/0x8c0
[   38.789657][  T428]  ? hsr_dev_finalize+0x925/0xc00
[   38.789892][  T428]  ? alloc_netdev_mqs+0xed0/0x1490
[   38.790156][  T428]  ? hsr_newlink+0x3b0/0x980
[   38.790393][  T428]  ? hsr_dellink+0x90/0x90
[   38.790630][  T428]  rtnl_configure_link+0x1ac/0x390
[   38.790864][  T428]  ? nla_strscpy+0xe3/0x180
[   38.791123][  T428]  rtnl_newlink_create+0x353/0x780
[   38.791360][  T428]  ? rtnl_create_link+0xf20/0xf20
[   38.791597][  T428]  ? __dev_get_by_name+0x12/0x50
[   38.791827][  T428]  ? rtnl_dev_get+0xd7/0x170
[   38.792016][  T428]  __rtnl_newlink+0x22b/0xa50
[   38.792215][  T428]  rtnl_newlink+0x8d1/0xea0
[   38.792397][  T428]  ? lock_acquire.part.0+0xbc/0x260
[   38.792574][  T428]  ? __rtnl_newlink+0xa50/0xa50
[   38.792750][  T428]  ? mark_usage+0x61/0x170
[   38.792939][  T428]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.793134][  T428]  ? __rtnl_newlink+0xa50/0xa50
[   38.793320][  T428]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.793500][  T428]  ? validate_chain+0x38b/0xc20
[   38.793680][  T428]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.793857][  T428]  ? __lock_acquire+0x508/0xc10
[   38.794043][  T428]  ? lock_acquire.part.0+0xbc/0x260
[   38.794235][  T428]  ? find_held_lock+0x2b/0x80
[   38.794418][  T428]  netlink_rcv_skb+0x14e/0x3a0
[   38.794596][  T428]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.794780][  T428]  ? netlink_ack+0xcd0/0xcd0
[   38.794969][  T428]  ? netlink_deliver_tap+0xc5/0x330
[   38.795165][  T428]  ? netlink_deliver_tap+0x13c/0x330
[   38.795345][  T428]  netlink_unicast+0x486/0x750
[   38.795524][  T428]  ? netlink_attachskb+0x810/0x810
[   38.795704][  T428]  ? __lock_acquire+0x508/0xc10
[   38.795894][  T428]  netlink_sendmsg+0x735/0xc60
[   38.796084][  T428]  ? netlink_unicast+0x750/0x750
[   38.796276][  T428]  ? __might_fault+0x97/0x140
[   38.796457][  T428]  ____sys_sendmsg+0x419/0x850
[   38.796635][  T428]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.796815][  T428]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.797029][  T428]  ? move_addr_to_kernel+0x40/0x40
[   38.797219][  T428]  ? stack_depot_save_flags+0x367/0x770
[   38.797402][  T428]  ? validate_chain+0x38b/0xc20
[   38.797583][  T428]  ___sys_sendmsg+0x14e/0x1d0
[   38.797760][  T428]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.797978][  T428]  ? copy_msghdr_from_user+0x460/0x460
[   38.798181][  T428]  __sys_sendmsg+0x145/0x1f0
[   38.798362][  T428]  ? __sys_sendmsg_sock+0x20/0x20
[   38.798536][  T428]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.798748][  T428]  ? do_raw_spin_unlock+0x59/0x250
[   38.798936][  T428]  ? rcu_is_watching+0x15/0xd0
[   38.799127][  T428]  do_syscall_64+0x117/0xfc0
[   38.799305][  T428]  ? trace_hardirqs_off+0xd/0x30
[   38.799483][  T428]  ? exc_page_fault+0xee/0x100
[   38.799662][  T428]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.799870][  T428] RIP: 0033:0x7fdb3991208e
[   38.800058][  T428] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.800584][  T428] RSP: 002b:00007fffe32de2d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.800826][  T428] RAX: ffffffffffffffda RBX: 00007fffe32dea80 RCX: 00007fdb3991208e
[   38.801073][  T428] RDX: 0000000000000000 RSI: 00007fffe32de380 RDI: 0000000000000005
[   38.801332][  T428] RBP: 00007fffe32de2e0 R08: 0000000000000000 R09: 0000000000000000
[   38.801571][  T428] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   38.801810][  T428] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe32dea50
[   38.802061][  T428]  </TASK>
[   38.802216][  T428] irq event stamp: 37521
[   38.802366][  T428] hardirqs last  enabled at (37531): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.802641][  T428] hardirqs last disabled at (37540): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.802918][  T428] softirqs last  enabled at (37044): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.803208][  T428] softirqs last disabled at (37039): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.803485][  T428] ---[ end trace 0000000000000000 ]---
[   38.839033][  T429] vethA: entered promiscuous mode
[   38.839302][  T429] ------------[ cut here ]------------
[   38.839450][  T429] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/429
[   38.839707][  T429] CPU: 0 UID: 0 PID: 429 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.840013][  T429] Tainted: [W]=WARN
[   38.840130][  T429] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.840317][  T429] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.840508][  T429] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.841035][  T429] RSP: 0018:ffa0000001266fb0 EFLAGS: 00010286
[   38.841893][  T429] RAX: 00000000ffffffa6 RBX: ff11000004e39700 RCX: 1ff400000024cdbc
[   38.842211][  T429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e397b8
[   38.842431][  T429] RBP: ff11000013851000 R08: 1fe22000009c72f8 R09: ff11000013032e80
[   38.842644][  T429] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   38.842856][  T429] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013851000
[   38.843081][  T429] FS:  00007f1e9cb87840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   38.843439][  T429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.843617][  T429] CR2: 000000000f4689e8 CR3: 0000000011570003 CR4: 0000000000771ef0
[   38.843832][  T429] PKRU: 55555554
[   38.843944][  T429] Call Trace:
[   38.844169][  T429]  <TASK>
[   38.844246][  T429]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   38.844398][  T429]  ? netlink_sendmsg+0x735/0xc60
[   38.844543][  T429]  rtmsg_ifinfo+0x5c/0xb0
[   38.844653][  T429]  __dev_notify_flags+0x1b8/0x280
[   38.844800][  T429]  ? netdev_info+0xe2/0x116
[   38.844952][  T429]  ? netdev_notice+0x120/0x120
[   38.845187][  T429]  ? netif_change_name+0x8c0/0x8c0
[   38.845340][  T429]  __dev_set_promiscuity+0x194/0x230
[   38.845489][  T429]  netif_set_promiscuity+0x4c/0xc0
[   38.845633][  T429]  dev_set_promiscuity+0x9d/0x150
[   38.845780][  T429]  hsr_add_port+0x48c/0xb60
[   38.845933][  T429]  ? hsr_port_exists+0x60/0x60
[   38.846080][  T429]  ? timer_init_key+0x10d/0x280
[   38.846325][  T429]  hsr_dev_finalize+0x6e8/0xc00
[   38.846471][  T429]  hsr_newlink+0x3b0/0x980
[   38.846613][  T429]  ? hsr_dellink+0x90/0x90
[   38.846754][  T429]  ? rtnl_create_link+0x453/0xf20
[   38.846901][  T429]  ? nla_strscpy+0xe3/0x180
[   38.847047][  T429]  rtnl_newlink_create+0x2da/0x780
[   38.847268][  T429]  ? rtnl_create_link+0xf20/0xf20
[   38.847418][  T429]  ? __dev_get_by_name+0x12/0x50
[   38.847563][  T429]  ? rtnl_dev_get+0xd7/0x170
[   38.847713][  T429]  __rtnl_newlink+0x22b/0xa50
[   38.847861][  T429]  rtnl_newlink+0x8d1/0xea0
[   38.848014][  T429]  ? lock_acquire.part.0+0xbc/0x260
[   38.848232][  T429]  ? __rtnl_newlink+0xa50/0xa50
[   38.848379][  T429]  ? mark_usage+0x61/0x170
[   38.848528][  T429]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.848674][  T429]  ? __rtnl_newlink+0xa50/0xa50
[   38.848820][  T429]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.848968][  T429]  ? validate_chain+0x38b/0xc20
[   38.849171][  T429]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.849312][  T429]  ? __lock_acquire+0x508/0xc10
[   38.849456][  T429]  ? lock_acquire.part.0+0xbc/0x260
[   38.849597][  T429]  ? find_held_lock+0x2b/0x80
[   38.849740][  T429]  netlink_rcv_skb+0x14e/0x3a0
[   38.849887][  T429]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.850039][  T429]  ? netlink_ack+0xcd0/0xcd0
[   38.850260][  T429]  ? netlink_deliver_tap+0xc5/0x330
[   38.850405][  T429]  ? netlink_deliver_tap+0x13c/0x330
[   38.850553][  T429]  netlink_unicast+0x486/0x750
[   38.850705][  T429]  ? netlink_attachskb+0x810/0x810
[   38.850850][  T429]  ? __lock_acquire+0x508/0xc10
[   38.851002][  T429]  netlink_sendmsg+0x735/0xc60
[   38.851218][  T429]  ? netlink_unicast+0x750/0x750
[   38.851366][  T429]  ? __might_fault+0x97/0x140
[   38.851514][  T429]  ____sys_sendmsg+0x419/0x850
[   38.851660][  T429]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.851803][  T429]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.851988][  T429]  ? move_addr_to_kernel+0x40/0x40
[   38.852197][  T429]  ? stack_depot_save_flags+0x367/0x770
[   38.852349][  T429]  ? validate_chain+0x38b/0xc20
[   38.852499][  T429]  ___sys_sendmsg+0x14e/0x1d0
[   38.852647][  T429]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.852833][  T429]  ? copy_msghdr_from_user+0x460/0x460
[   38.852994][  T429]  __sys_sendmsg+0x145/0x1f0
[   38.853208][  T429]  ? __sys_sendmsg_sock+0x20/0x20
[   38.853350][  T429]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.853532][  T429]  ? do_raw_spin_unlock+0x59/0x250
[   38.853680][  T429]  ? rcu_is_watching+0x15/0xd0
[   38.853825][  T429]  do_syscall_64+0x117/0xfc0
[   38.853969][  T429]  ? trace_hardirqs_off+0xd/0x30
[   38.854193][  T429]  ? exc_page_fault+0xee/0x100
[   38.854344][  T429]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.854527][  T429] RIP: 0033:0x7f1e9cdc108e
[   38.854681][  T429] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.855274][  T429] RSP: 002b:00007ffc9c1f4490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.855495][  T429] RAX: ffffffffffffffda RBX: 00007ffc9c1f4c40 RCX: 00007f1e9cdc108e
[   38.855712][  T429] RDX: 0000000000000000 RSI: 00007ffc9c1f4540 RDI: 0000000000000005
[   38.855933][  T429] RBP: 00007ffc9c1f44a0 R08: 0000000000000000 R09: 0000000000000000
[   38.856197][  T429] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   38.856421][  T429] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9c1f4c10
[   38.856651][  T429]  </TASK>
[   38.856759][  T429] irq event stamp: 19237
[   38.856867][  T429] hardirqs last  enabled at (19245): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.857136][  T429] hardirqs last disabled at (19254): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.857392][  T429] softirqs last  enabled at (19210): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.857642][  T429] softirqs last disabled at (19153): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.857890][  T429] ---[ end trace 0000000000000000 ]---
[   38.858360][  T429] ------------[ cut here ]------------
[   38.858502][  T429] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/429
[   38.858748][  T429] CPU: 0 UID: 0 PID: 429 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.859038][  T429] Tainted: [W]=WARN
[   38.859825][  T429] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.860013][  T429] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.860294][  T429] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.860798][  T429] RSP: 0018:ffa0000001266f90 EFLAGS: 00010286
[   38.860983][  T429] RAX: 00000000ffffffa6 RBX: ff11000004e38c80 RCX: 1ff400000024cdb8
[   38.861284][  T429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e38d38
[   38.861501][  T429] RBP: ff11000013851000 R08: 1fe22000009c71a8 R09: ff11000013032e80
[   38.861713][  T429] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   38.861935][  T429] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   38.862239][  T429] FS:  00007f1e9cb87840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   38.862483][  T429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.862661][  T429] CR2: 000000000f4689e8 CR3: 0000000011570003 CR4: 0000000000771ef0
[   38.862876][  T429] PKRU: 55555554
[   38.862985][  T429] Call Trace:
[   38.863090][  T429]  <TASK>
[   38.863282][  T429]  ? rcu_is_watching+0x15/0xd0
[   38.863428][  T429]  rtnetlink_event+0xe0/0x1f0
[   38.863568][  T429]  notifier_call_chain+0xb0/0x320
[   38.863709][  T429]  __netdev_upper_dev_link+0x3a5/0x590
[   38.863851][  T429]  ? netdev_wait_allrefs_any+0x570/0x570
[   38.864001][  T429]  ? do_raw_spin_lock+0x131/0x280
[   38.864219][  T429]  ? find_held_lock+0x2b/0x80
[   38.864361][  T429]  netdev_master_upper_dev_link+0x86/0xb0
[   38.864499][  T429]  ? netdev_upper_dev_link+0xb0/0xb0
[   38.864636][  T429]  ? lockdep_rtnl_is_held+0x1a/0x20
[   38.864777][  T429]  ? hsr_port_get_hsr+0x9c/0x150
[   38.864927][  T429]  hsr_add_port+0x4eb/0xb60
[   38.865064][  T429]  ? hsr_port_exists+0x60/0x60
[   38.865293][  T429]  ? timer_init_key+0x10d/0x280
[   38.865436][  T429]  hsr_dev_finalize+0x6e8/0xc00
[   38.865576][  T429]  hsr_newlink+0x3b0/0x980
[   38.865713][  T429]  ? hsr_dellink+0x90/0x90
[   38.865853][  T429]  ? rtnl_create_link+0x453/0xf20
[   38.865996][  T429]  ? nla_strscpy+0xe3/0x180
[   38.866315][  T429]  rtnl_newlink_create+0x2da/0x780
[   38.866453][  T429]  ? rtnl_create_link+0xf20/0xf20
[   38.866592][  T429]  ? __dev_get_by_name+0x12/0x50
[   38.866732][  T429]  ? rtnl_dev_get+0xd7/0x170
[   38.866877][  T429]  __rtnl_newlink+0x22b/0xa50
[   38.867025][  T429]  rtnl_newlink+0x8d1/0xea0
[   38.867257][  T429]  ? lock_acquire.part.0+0xbc/0x260
[   38.867398][  T429]  ? __rtnl_newlink+0xa50/0xa50
[   38.867534][  T429]  ? mark_usage+0x61/0x170
[   38.867679][  T429]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.867823][  T429]  ? __rtnl_newlink+0xa50/0xa50
[   38.867966][  T429]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.868216][  T429]  ? validate_chain+0x38b/0xc20
[   38.868361][  T429]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.868500][  T429]  ? __lock_acquire+0x508/0xc10
[   38.868640][  T429]  ? lock_acquire.part.0+0xbc/0x260
[   38.868781][  T429]  ? find_held_lock+0x2b/0x80
[   38.868930][  T429]  netlink_rcv_skb+0x14e/0x3a0
[   38.869070][  T429]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.869304][  T429]  ? netlink_ack+0xcd0/0xcd0
[   38.869446][  T429]  ? netlink_deliver_tap+0xc5/0x330
[   38.869588][  T429]  ? netlink_deliver_tap+0x13c/0x330
[   38.869732][  T429]  netlink_unicast+0x486/0x750
[   38.869873][  T429]  ? netlink_attachskb+0x810/0x810
[   38.870016][  T429]  ? __lock_acquire+0x508/0xc10
[   38.870253][  T429]  netlink_sendmsg+0x735/0xc60
[   38.870392][  T429]  ? netlink_unicast+0x750/0x750
[   38.870534][  T429]  ? __might_fault+0x97/0x140
[   38.870676][  T429]  ____sys_sendmsg+0x419/0x850
[   38.870814][  T429]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.870959][  T429]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.871213][  T429]  ? move_addr_to_kernel+0x40/0x40
[   38.871356][  T429]  ? stack_depot_save_flags+0x367/0x770
[   38.871495][  T429]  ? validate_chain+0x38b/0xc20
[   38.871635][  T429]  ___sys_sendmsg+0x14e/0x1d0
[   38.871772][  T429]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.871971][  T429]  ? copy_msghdr_from_user+0x460/0x460
[   38.872136][  T429]  __sys_sendmsg+0x145/0x1f0
[   38.872274][  T429]  ? __sys_sendmsg_sock+0x20/0x20
[   38.872414][  T429]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.872587][  T429]  ? do_raw_spin_unlock+0x59/0x250
[   38.872727][  T429]  ? rcu_is_watching+0x15/0xd0
[   38.872866][  T429]  do_syscall_64+0x117/0xfc0
[   38.873010][  T429]  ? trace_hardirqs_off+0xd/0x30
[   38.873156][  T429]  ? exc_page_fault+0xee/0x100
[   38.873296][  T429]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.873470][  T429] RIP: 0033:0x7f1e9cdc108e
[   38.873620][  T429] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.874115][  T429] RSP: 002b:00007ffc9c1f4490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.874325][  T429] RAX: ffffffffffffffda RBX: 00007ffc9c1f4c40 RCX: 00007f1e9cdc108e
[   38.874535][  T429] RDX: 0000000000000000 RSI: 00007ffc9c1f4540 RDI: 0000000000000005
[   38.874740][  T429] RBP: 00007ffc9c1f44a0 R08: 0000000000000000 R09: 0000000000000000
[   38.874951][  T429] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   38.875166][  T429] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9c1f4c10
[   38.875382][  T429]  </TASK>
[   38.875486][  T429] irq event stamp: 22847
[   38.875591][  T429] hardirqs last  enabled at (22855): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.875830][  T429] hardirqs last disabled at (22862): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.876068][  T429] softirqs last  enabled at (22688): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.876346][  T429] softirqs last disabled at (22661): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.876584][  T429] ---[ end trace 0000000000000000 ]---
[   38.882795][  T429] ------------[ cut here ]------------
[   38.883010][  T429] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/429
[   38.883327][  T429] CPU: 2 UID: 0 PID: 429 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.883666][  T429] Tainted: [W]=WARN
[   38.883818][  T429] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.884051][  T429] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.884294][  T429] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.884832][  T429] RSP: 0018:ffa0000001266f10 EFLAGS: 00010286
[   38.885063][  T429] RAX: 00000000ffffffa6 RBX: ff11000010117700 RCX: 1ff400000024cda8
[   38.885327][  T429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101177b8
[   38.885585][  T429] RBP: ff1100000f7c9000 R08: 1fe2200002022ef8 R09: ff11000013032e80
[   38.885836][  T429] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   38.886111][  T429] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   38.886366][  T429] FS:  00007f1e9cb87840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   38.886656][  T429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.886882][  T429] CR2: 00007f21bd703574 CR3: 0000000011570006 CR4: 0000000000771ef0
[   38.887159][  T429] PKRU: 55555554
[   38.887311][  T429] Call Trace:
[   38.887462][  T429]  <TASK>
[   38.887582][  T429]  ? rcu_is_watching+0x15/0xd0
[   38.887771][  T429]  rtnetlink_event+0xe0/0x1f0
[   38.887965][  T429]  notifier_call_chain+0xb0/0x320
[   38.888174][  T429]  netif_set_mtu_ext+0x354/0x5f0
[   38.888363][  T429]  ? dev_validate_mtu+0x180/0x180
[   38.888548][  T429]  ? __netdev_update_features+0x4b0/0xdf0
[   38.888734][  T429]  netif_set_mtu+0x85/0xe0
[   38.888928][  T429]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   38.889132][  T429]  dev_set_mtu+0x9d/0x150
[   38.889284][  T429]  ? dev_disable_lro+0x95/0x140
[   38.889478][  T429]  hsr_add_port+0x6e3/0xb60
[   38.889671][  T429]  ? hsr_port_exists+0x60/0x60
[   38.889858][  T429]  ? timer_init_key+0x10d/0x280
[   38.890056][  T429]  hsr_dev_finalize+0x6e8/0xc00
[   38.890257][  T429]  hsr_newlink+0x3b0/0x980
[   38.890442][  T429]  ? hsr_dellink+0x90/0x90
[   38.890624][  T429]  ? rtnl_create_link+0x453/0xf20
[   38.890813][  T429]  ? nla_strscpy+0xe3/0x180
[   38.891010][  T429]  rtnl_newlink_create+0x2da/0x780
[   38.891220][  T429]  ? rtnl_create_link+0xf20/0xf20
[   38.891406][  T429]  ? __dev_get_by_name+0x12/0x50
[   38.891591][  T429]  ? rtnl_dev_get+0xd7/0x170
[   38.891782][  T429]  __rtnl_newlink+0x22b/0xa50
[   38.891981][  T429]  rtnl_newlink+0x8d1/0xea0
[   38.892183][  T429]  ? lock_acquire.part.0+0xbc/0x260
[   38.892371][  T429]  ? __rtnl_newlink+0xa50/0xa50
[   38.892557][  T429]  ? mark_usage+0x61/0x170
[   38.892751][  T429]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.892946][  T429]  ? __rtnl_newlink+0xa50/0xa50
[   38.893147][  T429]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.893333][  T429]  ? validate_chain+0x38b/0xc20
[   38.893517][  T429]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.893702][  T429]  ? __lock_acquire+0x508/0xc10
[   38.893890][  T429]  ? lock_acquire.part.0+0xbc/0x260
[   38.894082][  T429]  ? find_held_lock+0x2b/0x80
[   38.894287][  T429]  netlink_rcv_skb+0x14e/0x3a0
[   38.894473][  T429]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.894659][  T429]  ? netlink_ack+0xcd0/0xcd0
[   38.894848][  T429]  ? netlink_deliver_tap+0xc5/0x330
[   38.895039][  T429]  ? netlink_deliver_tap+0x13c/0x330
[   38.895241][  T429]  netlink_unicast+0x486/0x750
[   38.895429][  T429]  ? netlink_attachskb+0x810/0x810
[   38.895622][  T429]  ? __lock_acquire+0x508/0xc10
[   38.895808][  T429]  netlink_sendmsg+0x735/0xc60
[   38.896001][  T429]  ? netlink_unicast+0x750/0x750
[   38.896208][  T429]  ? __might_fault+0x97/0x140
[   38.896395][  T429]  ____sys_sendmsg+0x419/0x850
[   38.896579][  T429]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.896763][  T429]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.896986][  T429]  ? move_addr_to_kernel+0x40/0x40
[   38.897188][  T429]  ? stack_depot_save_flags+0x367/0x770
[   38.897376][  T429]  ? validate_chain+0x38b/0xc20
[   38.897561][  T429]  ___sys_sendmsg+0x14e/0x1d0
[   38.897745][  T429]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.897971][  T429]  ? copy_msghdr_from_user+0x460/0x460
[   38.898180][  T429]  __sys_sendmsg+0x145/0x1f0
[   38.898366][  T429]  ? __sys_sendmsg_sock+0x20/0x20
[   38.898556][  T429]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.898776][  T429]  ? do_raw_spin_unlock+0x59/0x250
[   38.898971][  T429]  ? rcu_is_watching+0x15/0xd0
[   38.899170][  T429]  do_syscall_64+0x117/0xfc0
[   38.899357][  T429]  ? trace_hardirqs_off+0xd/0x30
[   38.899542][  T429]  ? exc_page_fault+0xee/0x100
[   38.899726][  T429]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.899959][  T429] RIP: 0033:0x7f1e9cdc108e
[   38.900168][  T429] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.900702][  T429] RSP: 002b:00007ffc9c1f4490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.900966][  T429] RAX: ffffffffffffffda RBX: 00007ffc9c1f4c40 RCX: 00007f1e9cdc108e
[   38.901240][  T429] RDX: 0000000000000000 RSI: 00007ffc9c1f4540 RDI: 0000000000000005
[   38.901491][  T429] RBP: 00007ffc9c1f44a0 R08: 0000000000000000 R09: 0000000000000000
[   38.901743][  T429] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   38.902002][  T429] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9c1f4c10
[   38.902278][  T429]  </TASK>
[   38.902427][  T429] irq event stamp: 30137
[   38.902577][  T429] hardirqs last  enabled at (30147): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.902863][  T429] hardirqs last disabled at (30156): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.903164][  T429] softirqs last  enabled at (28426): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.903453][  T429] softirqs last disabled at (28421): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.903735][  T429] ---[ end trace 0000000000000000 ]---
[   38.904008][  T429] vethB: entered promiscuous mode
[   38.904283][  T429] ------------[ cut here ]------------
[   38.904463][  T429] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/429
[   38.904758][  T429] CPU: 2 UID: 0 PID: 429 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.905091][  T429] Tainted: [W]=WARN
[   38.905257][  T429] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.905479][  T429] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.905732][  T429] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.906292][  T429] RSP: 0018:ffa0000001266fb0 EFLAGS: 00010286
[   38.906515][  T429] RAX: 00000000ffffffa6 RBX: ff11000011769c40 RCX: 1ff400000024cdbc
[   38.906769][  T429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011769cf8
[   38.907035][  T429] RBP: ff1100000543c000 R08: 1fe22000022ed3a0 R09: ff11000013032e80
[   38.907303][  T429] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   38.907557][  T429] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000543c000
[   38.907813][  T429] FS:  00007f1e9cb87840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   38.908130][  T429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.908352][  T429] CR2: 00007f21bd703574 CR3: 0000000011570006 CR4: 0000000000771ef0
[   38.908607][  T429] PKRU: 55555554
[   38.908758][  T429] Call Trace:
[   38.908914][  T429]  <TASK>
[   38.909033][  T429]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   38.909245][  T429]  ? netlink_sendmsg+0x735/0xc60
[   38.909433][  T429]  rtmsg_ifinfo+0x5c/0xb0
[   38.909587][  T429]  __dev_notify_flags+0x1b8/0x280
[   38.909774][  T429]  ? netdev_info+0xe2/0x116
[   38.909970][  T429]  ? netdev_notice+0x120/0x120
[   38.910170][  T429]  ? netif_change_name+0x8c0/0x8c0
[   38.910361][  T429]  __dev_set_promiscuity+0x194/0x230
[   38.910548][  T429]  netif_set_promiscuity+0x4c/0xc0
[   38.910740][  T429]  dev_set_promiscuity+0x9d/0x150
[   38.910935][  T429]  hsr_add_port+0x48c/0xb60
[   38.911151][  T429]  ? hsr_port_exists+0x60/0x60
[   38.911338][  T429]  ? timer_init_key+0x10d/0x280
[   38.911526][  T429]  hsr_dev_finalize+0x727/0xc00
[   38.911714][  T429]  hsr_newlink+0x3b0/0x980
[   38.911909][  T429]  ? hsr_dellink+0x90/0x90
[   38.912094][  T429]  ? rtnl_create_link+0x453/0xf20
[   38.912302][  T429]  ? nla_strscpy+0xe3/0x180
[   38.912490][  T429]  rtnl_newlink_create+0x2da/0x780
[   38.912677][  T429]  ? rtnl_create_link+0xf20/0xf20
[   38.912864][  T429]  ? __dev_get_by_name+0x12/0x50
[   38.913053][  T429]  ? rtnl_dev_get+0xd7/0x170
[   38.913257][  T429]  __rtnl_newlink+0x22b/0xa50
[   38.913446][  T429]  rtnl_newlink+0x8d1/0xea0
[   38.913635][  T429]  ? lock_acquire.part.0+0xbc/0x260
[   38.913827][  T429]  ? __rtnl_newlink+0xa50/0xa50
[   38.914018][  T429]  ? mark_usage+0x61/0x170
[   38.914229][  T429]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.914416][  T429]  ? __rtnl_newlink+0xa50/0xa50
[   38.914601][  T429]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.914786][  T429]  ? validate_chain+0x38b/0xc20
[   38.914978][  T429]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.915178][  T429]  ? __lock_acquire+0x508/0xc10
[   38.915370][  T429]  ? lock_acquire.part.0+0xbc/0x260
[   38.915553][  T429]  ? find_held_lock+0x2b/0x80
[   38.915738][  T429]  netlink_rcv_skb+0x14e/0x3a0
[   38.915929][  T429]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.916126][  T429]  ? netlink_ack+0xcd0/0xcd0
[   38.916313][  T429]  ? netlink_deliver_tap+0xc5/0x330
[   38.916497][  T429]  ? netlink_deliver_tap+0x13c/0x330
[   38.916689][  T429]  netlink_unicast+0x486/0x750
[   38.916872][  T429]  ? netlink_attachskb+0x810/0x810
[   38.917064][  T429]  ? __lock_acquire+0x508/0xc10
[   38.917257][  T429]  netlink_sendmsg+0x735/0xc60
[   38.917442][  T429]  ? netlink_unicast+0x750/0x750
[   38.917626][  T429]  ? __might_fault+0x97/0x140
[   38.917818][  T429]  ____sys_sendmsg+0x419/0x850
[   38.918011][  T429]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.918215][  T429]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.918431][  T429]  ? move_addr_to_kernel+0x40/0x40
[   38.918615][  T429]  ? stack_depot_save_flags+0x367/0x770
[   38.918801][  T429]  ? validate_chain+0x38b/0xc20
[   38.918996][  T429]  ___sys_sendmsg+0x14e/0x1d0
[   38.919199][  T429]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.919420][  T429]  ? copy_msghdr_from_user+0x460/0x460
[   38.919617][  T429]  __sys_sendmsg+0x145/0x1f0
[   38.919803][  T429]  ? __sys_sendmsg_sock+0x20/0x20
[   38.919997][  T429]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.920235][  T429]  ? do_raw_spin_unlock+0x59/0x250
[   38.920421][  T429]  ? rcu_is_watching+0x15/0xd0
[   38.920607][  T429]  do_syscall_64+0x117/0xfc0
[   38.920791][  T429]  ? trace_hardirqs_off+0xd/0x30
[   38.920991][  T429]  ? exc_page_fault+0xee/0x100
[   38.921188][  T429]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.921407][  T429] RIP: 0033:0x7f1e9cdc108e
[   38.921600][  T429] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.922154][  T429] RSP: 002b:00007ffc9c1f4490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.922410][  T429] RAX: ffffffffffffffda RBX: 00007ffc9c1f4c40 RCX: 00007f1e9cdc108e
[   38.922662][  T429] RDX: 0000000000000000 RSI: 00007ffc9c1f4540 RDI: 0000000000000005
[   38.922923][  T429] RBP: 00007ffc9c1f44a0 R08: 0000000000000000 R09: 0000000000000000
[   38.923191][  T429] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   38.923447][  T429] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9c1f4c10
[   38.923705][  T429]  </TASK>
[   38.923856][  T429] irq event stamp: 31265
[   38.924013][  T429] hardirqs last  enabled at (31275): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.924317][  T429] hardirqs last disabled at (31286): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.924608][  T429] softirqs last  enabled at (30778): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.924893][  T429] softirqs last disabled at (30765): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.925200][  T429] ---[ end trace 0000000000000000 ]---
[   38.925697][  T429] ------------[ cut here ]------------
[   38.925873][  T429] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/429
[   38.926179][  T429] CPU: 2 UID: 0 PID: 429 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.926498][  T429] Tainted: [W]=WARN
[   38.926645][  T429] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.926863][  T429] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.927090][  T429] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.927623][  T429] RSP: 0018:ffa0000001266f90 EFLAGS: 00010286
[   38.927839][  T429] RAX: 00000000ffffffa6 RBX: ff11000011769e00 RCX: 1ff400000024cdb8
[   38.928110][  T429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011769eb8
[   38.928359][  T429] RBP: ff1100000543c000 R08: 1fe22000022ed3d8 R09: ff11000013032e80
[   38.928604][  T429] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   38.928849][  T429] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   38.929126][  T429] FS:  00007f1e9cb87840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   38.929409][  T429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.929621][  T429] CR2: 00007f21bd703574 CR3: 0000000011570006 CR4: 0000000000771ef0
[   38.929867][  T429] PKRU: 55555554
[   38.930017][  T429] Call Trace:
[   38.930182][  T429]  <TASK>
[   38.930298][  T429]  ? rcu_is_watching+0x15/0xd0
[   38.930482][  T429]  rtnetlink_event+0xe0/0x1f0
[   38.930664][  T429]  notifier_call_chain+0xb0/0x320
[   38.930847][  T429]  __netdev_upper_dev_link+0x3a5/0x590
[   38.931037][  T429]  ? netdev_wait_allrefs_any+0x570/0x570
[   38.931232][  T429]  ? do_raw_spin_lock+0x131/0x280
[   38.931413][  T429]  ? find_held_lock+0x2b/0x80
[   38.931600][  T429]  netdev_master_upper_dev_link+0x86/0xb0
[   38.931784][  T429]  ? netdev_upper_dev_link+0xb0/0xb0
[   38.931973][  T429]  ? lockdep_rtnl_is_held+0x1a/0x20
[   38.932169][  T429]  ? hsr_port_get_hsr+0x9c/0x150
[   38.932353][  T429]  hsr_add_port+0x4eb/0xb60
[   38.932535][  T429]  ? hsr_port_exists+0x60/0x60
[   38.932721][  T429]  ? timer_init_key+0x10d/0x280
[   38.932912][  T429]  hsr_dev_finalize+0x727/0xc00
[   38.933130][  T429]  hsr_newlink+0x3b0/0x980
[   38.933312][  T429]  ? hsr_dellink+0x90/0x90
[   38.933490][  T429]  ? rtnl_create_link+0x453/0xf20
[   38.933672][  T429]  ? nla_strscpy+0xe3/0x180
[   38.933854][  T429]  rtnl_newlink_create+0x2da/0x780
[   38.934043][  T429]  ? rtnl_create_link+0xf20/0xf20
[   38.934236][  T429]  ? __dev_get_by_name+0x12/0x50
[   38.934417][  T429]  ? rtnl_dev_get+0xd7/0x170
[   38.934604][  T429]  __rtnl_newlink+0x22b/0xa50
[   38.934786][  T429]  rtnl_newlink+0x8d1/0xea0
[   38.934975][  T429]  ? lock_acquire.part.0+0xbc/0x260
[   38.935168][  T429]  ? __rtnl_newlink+0xa50/0xa50
[   38.935349][  T429]  ? mark_usage+0x61/0x170
[   38.935533][  T429]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.935715][  T429]  ? __rtnl_newlink+0xa50/0xa50
[   38.935908][  T429]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.936089][  T429]  ? validate_chain+0x38b/0xc20
[   38.936281][  T429]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.936459][  T429]  ? __lock_acquire+0x508/0xc10
[   38.936642][  T429]  ? lock_acquire.part.0+0xbc/0x260
[   38.936821][  T429]  ? find_held_lock+0x2b/0x80
[   38.937010][  T429]  netlink_rcv_skb+0x14e/0x3a0
[   38.937205][  T429]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.937390][  T429]  ? netlink_ack+0xcd0/0xcd0
[   38.937572][  T429]  ? netlink_deliver_tap+0xc5/0x330
[   38.937751][  T429]  ? netlink_deliver_tap+0x13c/0x330
[   38.937940][  T429]  netlink_unicast+0x486/0x750
[   38.938133][  T429]  ? netlink_attachskb+0x810/0x810
[   38.938313][  T429]  ? __lock_acquire+0x508/0xc10
[   38.938495][  T429]  netlink_sendmsg+0x735/0xc60
[   38.938677][  T429]  ? netlink_unicast+0x750/0x750
[   38.938860][  T429]  ? __might_fault+0x97/0x140
[   38.939049][  T429]  ____sys_sendmsg+0x419/0x850
[   38.939250][  T429]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.939430][  T429]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.939641][  T429]  ? move_addr_to_kernel+0x40/0x40
[   38.939821][  T429]  ? stack_depot_save_flags+0x367/0x770
[   38.940009][  T429]  ? validate_chain+0x38b/0xc20
[   38.940209][  T429]  ___sys_sendmsg+0x14e/0x1d0
[   38.940388][  T429]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.940600][  T429]  ? copy_msghdr_from_user+0x460/0x460
[   38.940789][  T429]  __sys_sendmsg+0x145/0x1f0
[   38.940978][  T429]  ? __sys_sendmsg_sock+0x20/0x20
[   38.941170][  T429]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.941386][  T429]  ? do_raw_spin_unlock+0x59/0x250
[   38.941572][  T429]  ? rcu_is_watching+0x15/0xd0
[   38.941753][  T429]  do_syscall_64+0x117/0xfc0
[   38.941942][  T429]  ? trace_hardirqs_off+0xd/0x30
[   38.942141][  T429]  ? exc_page_fault+0xee/0x100
[   38.942326][  T429]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.942537][  T429] RIP: 0033:0x7f1e9cdc108e
[   38.942722][  T429] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.943258][  T429] RSP: 002b:00007ffc9c1f4490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.943507][  T429] RAX: ffffffffffffffda RBX: 00007ffc9c1f4c40 RCX: 00007f1e9cdc108e
[   38.943751][  T429] RDX: 0000000000000000 RSI: 00007ffc9c1f4540 RDI: 0000000000000005
[   38.944008][  T429] RBP: 00007ffc9c1f44a0 R08: 0000000000000000 R09: 0000000000000000
[   38.944265][  T429] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   38.944510][  T429] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9c1f4c10
[   38.944759][  T429]  </TASK>
[   38.944911][  T429] irq event stamp: 32431
[   38.945063][  T429] hardirqs last  enabled at (32441): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.945353][  T429] hardirqs last disabled at (32452): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.945630][  T429] softirqs last  enabled at (31592): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   38.945918][  T429] softirqs last disabled at (31587): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   38.946213][  T429] ---[ end trace 0000000000000000 ]---
[   38.946630][  T429] ------------[ cut here ]------------
[   38.946806][  T429] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/429
[   38.947084][  T429] CPU: 2 UID: 0 PID: 429 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   38.947410][  T429] Tainted: [W]=WARN
[   38.947554][  T429] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.947764][  T429] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   38.947991][  T429] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   38.948508][  T429] RSP: 0018:ffa00000012671a0 EFLAGS: 00010286
[   38.948719][  T429] RAX: 00000000ffffffa6 RBX: ff11000011769380 RCX: 1ff400000024cdfa
[   38.948968][  T429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011769438
[   38.949220][  T429] RBP: ff1100000f7c9000 R08: 1fe22000022ed288 R09: ff11000013032e80
[   38.949463][  T429] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.949701][  T429] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   38.949950][  T429] FS:  00007f1e9cb87840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   38.950240][  T429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.950451][  T429] CR2: 00007f21bd703574 CR3: 0000000011570006 CR4: 0000000000771ef0
[   38.950697][  T429] PKRU: 55555554
[   38.950840][  T429] Call Trace:
[   38.950994][  T429]  <TASK>
[   38.951122][  T429]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   38.951305][  T429]  rtmsg_ifinfo+0x5c/0xb0
[   38.951457][  T429]  __dev_notify_flags+0x1b8/0x280
[   38.951638][  T429]  ? netif_change_name+0x8c0/0x8c0
[   38.951815][  T429]  ? hsr_dev_finalize+0x925/0xc00
[   38.952012][  T429]  ? hsr_newlink+0x3b0/0x980
[   38.952206][  T429]  ? hsr_dellink+0x90/0x90
[   38.952383][  T429]  rtnl_configure_link+0x1ac/0x390
[   38.952562][  T429]  ? nla_strscpy+0xe3/0x180
[   38.952742][  T429]  rtnl_newlink_create+0x353/0x780
[   38.952929][  T429]  ? rtnl_create_link+0xf20/0xf20
[   38.953118][  T429]  ? __dev_get_by_name+0x12/0x50
[   38.953300][  T429]  ? rtnl_dev_get+0xd7/0x170
[   38.953482][  T429]  __rtnl_newlink+0x22b/0xa50
[   38.953667][  T429]  rtnl_newlink+0x8d1/0xea0
[   38.953844][  T429]  ? lock_acquire.part.0+0xbc/0x260
[   38.954034][  T429]  ? __rtnl_newlink+0xa50/0xa50
[   38.954227][  T429]  ? mark_usage+0x61/0x170
[   38.954407][  T429]  ? __lock_release.isra.0+0x6b/0x1a0
[   38.954583][  T429]  ? __rtnl_newlink+0xa50/0xa50
[   38.954766][  T429]  rtnetlink_rcv_msg+0x40d/0x9e0
[   38.954950][  T429]  ? validate_chain+0x38b/0xc20
[   38.955139][  T429]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.955316][  T429]  ? __lock_acquire+0x508/0xc10
[   38.955494][  T429]  ? lock_acquire.part.0+0xbc/0x260
[   38.955669][  T429]  ? find_held_lock+0x2b/0x80
[   38.955847][  T429]  netlink_rcv_skb+0x14e/0x3a0
[   38.956031][  T429]  ? rtnl_stats_set+0x3f0/0x3f0
[   38.956228][  T429]  ? netlink_ack+0xcd0/0xcd0
[   38.956409][  T429]  ? netlink_deliver_tap+0xc5/0x330
[   38.956583][  T429]  ? netlink_deliver_tap+0x13c/0x330
[   38.956760][  T429]  netlink_unicast+0x486/0x750
[   38.956944][  T429]  ? netlink_attachskb+0x810/0x810
[   38.957132][  T429]  ? __lock_acquire+0x508/0xc10
[   38.957309][  T429]  netlink_sendmsg+0x735/0xc60
[   38.957490][  T429]  ? netlink_unicast+0x750/0x750
[   38.957667][  T429]  ? __might_fault+0x97/0x140
[   38.957844][  T429]  ____sys_sendmsg+0x419/0x850
[   38.958029][  T429]  ? copy_msghdr_from_user+0x2a0/0x460
[   38.958215][  T429]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   38.958419][  T429]  ? move_addr_to_kernel+0x40/0x40
[   38.958596][  T429]  ? stack_depot_save_flags+0x367/0x770
[   38.958780][  T429]  ? validate_chain+0x38b/0xc20
[   38.958965][  T429]  ___sys_sendmsg+0x14e/0x1d0
[   38.959151][  T429]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   38.959363][  T429]  ? copy_msghdr_from_user+0x460/0x460
[   38.959550][  T429]  __sys_sendmsg+0x145/0x1f0
[   38.959726][  T429]  ? __sys_sendmsg_sock+0x20/0x20
[   38.959899][  T429]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   38.960129][  T429]  ? do_raw_spin_unlock+0x59/0x250
[   38.960312][  T429]  ? rcu_is_watching+0x15/0xd0
[   38.960494][  T429]  do_syscall_64+0x117/0xfc0
[   38.960683][  T429]  ? trace_hardirqs_off+0xd/0x30
[   38.960868][  T429]  ? exc_page_fault+0xee/0x100
[   38.961049][  T429]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   38.961272][  T429] RIP: 0033:0x7f1e9cdc108e
[   38.961456][  T429] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   38.961975][  T429] RSP: 002b:00007ffc9c1f4490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.962236][  T429] RAX: ffffffffffffffda RBX: 00007ffc9c1f4c40 RCX: 00007f1e9cdc108e
[   38.962477][  T429] RDX: 0000000000000000 RSI: 00007ffc9c1f4540 RDI: 0000000000000005
[   38.962723][  T429] RBP: 00007ffc9c1f44a0 R08: 0000000000000000 R09: 0000000000000000
[   38.962974][  T429] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   38.963234][  T429] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9c1f4c10
[   38.963485][  T429]  </TASK>
[   38.963631][  T429] irq event stamp: 33457
[   38.963780][  T429] hardirqs last  enabled at (33467): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   38.964063][  T429] hardirqs last disabled at (33476): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   38.964347][  T429] softirqs last  enabled at (32564): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   38.964625][  T429] softirqs last disabled at (32562): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   38.964911][  T429] ---[ end trace 0000000000000000 ]---
[   39.085971][  T433] ------------[ cut here ]------------
[   39.086200][  T433] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/433
[   39.086478][  T433] CPU: 2 UID: 0 PID: 433 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.086778][  T433] Tainted: [W]=WARN
[   39.086924][  T433] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.087146][  T433] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.087364][  T433] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.087857][  T433] RSP: 0018:ffa00000012a7020 EFLAGS: 00010286
[   39.088076][  T433] RAX: 00000000ffffffa6 RBX: ff11000013a603c0 RCX: 1ff4000000254dca
[   39.088322][  T433] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a60478
[   39.088565][  T433] RBP: ff11000010f09000 R08: 1fe220000274c090 R09: ff11000013bc2e58
[   39.088801][  T433] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   39.089042][  T433] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f09ce1
[   39.089295][  T433] FS:  00007f6579e7d840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   39.089566][  T433] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.089774][  T433] CR2: 0000000018055988 CR3: 0000000002881004 CR4: 0000000000771ef0
[   39.090019][  T433] PKRU: 55555554
[   39.090174][  T433] Call Trace:
[   39.090315][  T433]  <TASK>
[   39.090427][  T433]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.090604][  T433]  rtmsg_ifinfo+0x5c/0xb0
[   39.090747][  T433]  ? mark_held_locks+0x40/0x70
[   39.090927][  T433]  __dev_notify_flags+0x1b8/0x280
[   39.091117][  T433]  ? netif_change_name+0x8c0/0x8c0
[   39.091293][  T433]  ? __dev_change_flags+0x4a4/0x660
[   39.091501][  T433]  ? netif_set_allmulti+0x250/0x250
[   39.091676][  T433]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.091852][  T433]  ? is_bpf_text_address+0x68/0x110
[   39.092039][  T433]  netif_change_flags+0xfe/0x190
[   39.092228][  T433]  do_setlink.isra.0+0x1cc3/0x2750
[   39.092405][  T433]  ? rtnl_link_get_size+0x350/0x350
[   39.092580][  T433]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   39.092787][  T433]  ? rcu_read_lock_any_held+0x3c/0x90
[   39.092968][  T433]  ? validate_chain+0x38b/0xc20
[   39.093154][  T433]  ? rcu_read_lock_any_held+0x66/0x90
[   39.093328][  T433]  ? stack_depot_save_flags+0x367/0x770
[   39.093506][  T433]  ? __lock_acquire+0x508/0xc10
[   39.093680][  T433]  ? lock_acquire.part.0+0xbc/0x260
[   39.093856][  T433]  ? rtnl_newlink+0x883/0xea0
[   39.094042][  T433]  ? rcu_is_watching+0x15/0xd0
[   39.094230][  T433]  ? lock_acquire+0x134/0x160
[   39.094404][  T433]  ? rcu_is_watching+0x15/0xd0
[   39.094578][  T433]  ? rcu_is_watching+0x15/0xd0
[   39.094753][  T433]  ? trace_contention_end+0xb3/0x1a0
[   39.094935][  T433]  ? __mutex_lock+0x1db/0x2010
[   39.095123][  T433]  ? __mutex_lock+0x9b2/0x2010
[   39.095298][  T433]  ? rtnl_newlink+0x883/0xea0
[   39.095473][  T433]  ? ww_mutex_lock+0x160/0x160
[   39.095648][  T433]  ? __rtnl_newlink+0x3fa/0xa50
[   39.095824][  T433]  rtnl_newlink+0x8d1/0xea0
[   39.096005][  T433]  ? lock_acquire.part.0+0xbc/0x260
[   39.096189][  T433]  ? __rtnl_newlink+0xa50/0xa50
[   39.096360][  T433]  ? mark_usage+0x61/0x170
[   39.096536][  T433]  ? lock_acquire.part.0+0xbc/0x260
[   39.096709][  T433]  ? find_held_lock+0x2b/0x80
[   39.096882][  T433]  ? __rtnl_newlink+0xa50/0xa50
[   39.097063][  T433]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.097249][  T433]  ? __rtnl_newlink+0xa50/0xa50
[   39.097424][  T433]  rtnetlink_rcv_msg+0x40d/0x9e0
[   39.097599][  T433]  ? validate_chain+0x38b/0xc20
[   39.097770][  T433]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.097971][  T433]  ? __lock_acquire+0x508/0xc10
[   39.098161][  T433]  ? lock_acquire.part.0+0xbc/0x260
[   39.098336][  T433]  ? find_held_lock+0x2b/0x80
[   39.098507][  T433]  netlink_rcv_skb+0x14e/0x3a0
[   39.098679][  T433]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.098852][  T433]  ? netlink_ack+0xcd0/0xcd0
[   39.099036][  T433]  ? netlink_deliver_tap+0xc5/0x330
[   39.099224][  T433]  ? netlink_deliver_tap+0x13c/0x330
[   39.099399][  T433]  netlink_unicast+0x486/0x750
[   39.099576][  T433]  ? netlink_attachskb+0x810/0x810
[   39.099752][  T433]  ? __lock_acquire+0x508/0xc10
[   39.099934][  T433]  netlink_sendmsg+0x735/0xc60
[   39.100123][  T433]  ? netlink_unicast+0x750/0x750
[   39.100297][  T433]  ? __might_fault+0x97/0x140
[   39.100471][  T433]  ____sys_sendmsg+0x419/0x850
[   39.100668][  T433]  ? copy_msghdr_from_user+0x2a0/0x460
[   39.100911][  T433]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   39.101130][  T433]  ? move_addr_to_kernel+0x40/0x40
[   39.101307][  T433]  ? stack_depot_save_flags+0x367/0x770
[   39.101480][  T433]  ? validate_chain+0x38b/0xc20
[   39.101654][  T433]  ___sys_sendmsg+0x14e/0x1d0
[   39.101876][  T433]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   39.102158][  T433]  ? copy_msghdr_from_user+0x460/0x460
[   39.102391][  T433]  __sys_sendmsg+0x145/0x1f0
[   39.102602][  T433]  ? __sys_sendmsg_sock+0x20/0x20
[   39.102824][  T433]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   39.103054][  T433]  ? do_raw_spin_unlock+0x59/0x250
[   39.103242][  T433]  ? rcu_is_watching+0x15/0xd0
[   39.103417][  T433]  do_syscall_64+0x117/0xfc0
[   39.103591][  T433]  ? trace_hardirqs_off+0xd/0x30
[   39.103764][  T433]  ? exc_page_fault+0xee/0x100
[   39.103945][  T433]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   39.104161][  T433] RIP: 0033:0x7f657a0b708e
[   39.104344][  T433] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   39.104834][  T433] RSP: 002b:00007ffd5158e110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.105077][  T433] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f657a0b708e
[   39.105333][  T433] RDX: 0000000000000000 RSI: 00007ffd5158e1c0 RDI: 0000000000000005
[   39.105569][  T433] RBP: 00007ffd5158e120 R08: 0000000000000000 R09: 0000000000000000
[   39.105806][  T433] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   39.106052][  T433] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5158e890
[   39.106308][  T433]  </TASK>
[   39.106450][  T433] irq event stamp: 23677
[   39.106591][  T433] hardirqs last  enabled at (23687): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.106877][  T433] hardirqs last disabled at (23696): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.107255][  T433] softirqs last  enabled at (22654): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   39.107533][  T433] softirqs last disabled at (22647): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   39.107817][  T433] ---[ end trace 0000000000000000 ]---
[   39.132629][  T434] ------------[ cut here ]------------
[   39.132809][  T434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/434
[   39.133043][  T434] CPU: 0 UID: 0 PID: 434 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.133310][  T434] Tainted: [W]=WARN
[   39.133412][  T434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.133574][  T434] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.133742][  T434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.134208][  T434] RSP: 0018:ffa00000012b7020 EFLAGS: 00010286
[   39.134371][  T434] RAX: 00000000ffffffa6 RBX: ff11000013ea1700 RCX: 1ff4000000256dca
[   39.134562][  T434] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea17b8
[   39.134752][  T434] RBP: ff11000013854000 R08: 1fe22000027d42f8 R09: ff11000013bc5158
[   39.134948][  T434] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   39.135147][  T434] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013854ce1
[   39.135352][  T434] FS:  00007f298fb5e840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   39.135578][  T434] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.135743][  T434] CR2: 0000000017517988 CR3: 0000000010ce2004 CR4: 0000000000771ef0
[   39.135944][  T434] PKRU: 55555554
[   39.136040][  T434] Call Trace:
[   39.136770][  T434]  <TASK>
[   39.136858][  T434]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.137032][  T434]  rtmsg_ifinfo+0x5c/0xb0
[   39.137146][  T434]  ? mark_held_locks+0x40/0x70
[   39.137282][  T434]  __dev_notify_flags+0x1b8/0x280
[   39.137413][  T434]  ? netif_change_name+0x8c0/0x8c0
[   39.137542][  T434]  ? __dev_change_flags+0x4a4/0x660
[   39.137670][  T434]  ? netif_set_allmulti+0x250/0x250
[   39.137796][  T434]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.137933][  T434]  ? is_bpf_text_address+0x68/0x110
[   39.138061][  T434]  netif_change_flags+0xfe/0x190
[   39.138196][  T434]  do_setlink.isra.0+0x1cc3/0x2750
[   39.138324][  T434]  ? rtnl_link_get_size+0x350/0x350
[   39.138455][  T434]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   39.138615][  T434]  ? rcu_read_lock_any_held+0x3c/0x90
[   39.138750][  T434]  ? validate_chain+0x38b/0xc20
[   39.138884][  T434]  ? rcu_read_lock_any_held+0x66/0x90
[   39.139019][  T434]  ? stack_depot_save_flags+0x367/0x770
[   39.139155][  T434]  ? __lock_acquire+0x508/0xc10
[   39.139287][  T434]  ? lock_acquire.part.0+0xbc/0x260
[   39.139417][  T434]  ? rtnl_newlink+0x883/0xea0
[   39.139546][  T434]  ? rcu_is_watching+0x15/0xd0
[   39.139673][  T434]  ? lock_acquire+0x134/0x160
[   39.139799][  T434]  ? rcu_is_watching+0x15/0xd0
[   39.139932][  T434]  ? rcu_is_watching+0x15/0xd0
[   39.140058][  T434]  ? trace_contention_end+0xb3/0x1a0
[   39.140194][  T434]  ? __mutex_lock+0x1db/0x2010
[   39.140326][  T434]  ? __mutex_lock+0x9b2/0x2010
[   39.140456][  T434]  ? rtnl_newlink+0x883/0xea0
[   39.140584][  T434]  ? ww_mutex_lock+0x160/0x160
[   39.140714][  T434]  ? __rtnl_newlink+0x3fa/0xa50
[   39.140842][  T434]  rtnl_newlink+0x8d1/0xea0
[   39.140978][  T434]  ? lock_acquire.part.0+0xbc/0x260
[   39.141111][  T434]  ? __rtnl_newlink+0xa50/0xa50
[   39.141243][  T434]  ? mark_usage+0x61/0x170
[   39.141373][  T434]  ? lock_acquire.part.0+0xbc/0x260
[   39.141503][  T434]  ? find_held_lock+0x2b/0x80
[   39.141629][  T434]  ? __rtnl_newlink+0xa50/0xa50
[   39.141758][  T434]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.141888][  T434]  ? __rtnl_newlink+0xa50/0xa50
[   39.142026][  T434]  rtnetlink_rcv_msg+0x40d/0x9e0
[   39.142164][  T434]  ? validate_chain+0x38b/0xc20
[   39.142304][  T434]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.142439][  T434]  ? __lock_acquire+0x508/0xc10
[   39.142567][  T434]  ? lock_acquire.part.0+0xbc/0x260
[   39.142695][  T434]  ? find_held_lock+0x2b/0x80
[   39.142825][  T434]  netlink_rcv_skb+0x14e/0x3a0
[   39.142963][  T434]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.143091][  T434]  ? netlink_ack+0xcd0/0xcd0
[   39.143238][  T434]  ? netlink_deliver_tap+0xc5/0x330
[   39.143368][  T434]  ? netlink_deliver_tap+0x13c/0x330
[   39.143503][  T434]  netlink_unicast+0x486/0x750
[   39.143634][  T434]  ? netlink_attachskb+0x810/0x810
[   39.143764][  T434]  ? __lock_acquire+0x508/0xc10
[   39.143896][  T434]  netlink_sendmsg+0x735/0xc60
[   39.144034][  T434]  ? netlink_unicast+0x750/0x750
[   39.144177][  T434]  ? __might_fault+0x97/0x140
[   39.144311][  T434]  ____sys_sendmsg+0x419/0x850
[   39.144445][  T434]  ? copy_msghdr_from_user+0x2a0/0x460
[   39.144580][  T434]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   39.144740][  T434]  ? move_addr_to_kernel+0x40/0x40
[   39.144870][  T434]  ? stack_depot_save_flags+0x367/0x770
[   39.145012][  T434]  ? validate_chain+0x38b/0xc20
[   39.145149][  T434]  ___sys_sendmsg+0x14e/0x1d0
[   39.145279][  T434]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   39.145447][  T434]  ? copy_msghdr_from_user+0x460/0x460
[   39.145590][  T434]  __sys_sendmsg+0x145/0x1f0
[   39.145727][  T434]  ? __sys_sendmsg_sock+0x20/0x20
[   39.145857][  T434]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   39.146027][  T434]  ? do_raw_spin_unlock+0x59/0x250
[   39.146185][  T434]  ? rcu_is_watching+0x15/0xd0
[   39.146316][  T434]  do_syscall_64+0x117/0xfc0
[   39.146446][  T434]  ? trace_hardirqs_off+0xd/0x30
[   39.146579][  T434]  ? exc_page_fault+0xee/0x100
[   39.146708][  T434]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   39.146871][  T434] RIP: 0033:0x7f298fd9808e
[   39.147012][  T434] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   39.147516][  T434] RSP: 002b:00007fff8c8f1730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.147729][  T434] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f298fd9808e
[   39.147934][  T434] RDX: 0000000000000000 RSI: 00007fff8c8f17e0 RDI: 0000000000000005
[   39.148139][  T434] RBP: 00007fff8c8f1740 R08: 0000000000000000 R09: 0000000000000000
[   39.148350][  T434] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   39.148545][  T434] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8c8f1eb0
[   39.148745][  T434]  </TASK>
[   39.148841][  T434] irq event stamp: 16425
[   39.148946][  T434] hardirqs last  enabled at (16433): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.149178][  T434] hardirqs last disabled at (16442): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.149411][  T434] softirqs last  enabled at (16298): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   39.149638][  T434] softirqs last disabled at (16293): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   39.149866][  T434] ---[ end trace 0000000000000000 ]---
[   39.177538][  T435] hsr1: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   39.177769][  T435] hsr1: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[   39.178129][  T435] ------------[ cut here ]------------
[   39.178257][  T435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/435
[   39.178488][  T435] CPU: 0 UID: 0 PID: 435 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.178746][  T435] Tainted: [W]=WARN
[   39.178846][  T435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.179014][  T435] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.179190][  T435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.179644][  T435] RSP: 0018:ffa00000012c7020 EFLAGS: 00010286
[   39.179808][  T435] RAX: 00000000ffffffa6 RBX: ff11000015e0d380 RCX: 1ff4000000258dca
[   39.180009][  T435] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e0d438
[   39.180205][  T435] RBP: ff11000015e24000 R08: 1fe2200002bc1a88 R09: ff11000011c00b58
[   39.180400][  T435] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   39.180596][  T435] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015e24ce1
[   39.180788][  T435] FS:  00007fceae700840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   39.181018][  T435] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.181248][  T435] CR2: 00007fceae9d01a0 CR3: 0000000015881006 CR4: 0000000000771ef0
[   39.181501][  T435] PKRU: 55555554
[   39.181597][  T435] Call Trace:
[   39.181692][  T435]  <TASK>
[   39.181759][  T435]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.181895][  T435]  rtmsg_ifinfo+0x5c/0xb0
[   39.181996][  T435]  ? mark_held_locks+0x40/0x70
[   39.182184][  T435]  __dev_notify_flags+0x1b8/0x280
[   39.182320][  T435]  ? netif_change_name+0x8c0/0x8c0
[   39.182448][  T435]  ? __dev_change_flags+0x4a4/0x660
[   39.182577][  T435]  ? netif_set_allmulti+0x250/0x250
[   39.182704][  T435]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.182832][  T435]  ? is_bpf_text_address+0x68/0x110
[   39.182968][  T435]  netif_change_flags+0xfe/0x190
[   39.183153][  T435]  do_setlink.isra.0+0x1cc3/0x2750
[   39.183285][  T435]  ? rtnl_link_get_size+0x350/0x350
[   39.183415][  T435]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   39.183575][  T435]  ? rcu_read_lock_any_held+0x3c/0x90
[   39.183703][  T435]  ? validate_chain+0x38b/0xc20
[   39.183830][  T435]  ? rcu_read_lock_any_held+0x66/0x90
[   39.183962][  T435]  ? stack_depot_save_flags+0x367/0x770
[   39.184094][  T435]  ? __lock_acquire+0x508/0xc10
[   39.184281][  T435]  ? lock_acquire.part.0+0xbc/0x260
[   39.184409][  T435]  ? rtnl_newlink+0x883/0xea0
[   39.184544][  T435]  ? rcu_is_watching+0x15/0xd0
[   39.184671][  T435]  ? lock_acquire+0x134/0x160
[   39.184797][  T435]  ? rcu_is_watching+0x15/0xd0
[   39.184929][  T435]  ? rcu_is_watching+0x15/0xd0
[   39.185057][  T435]  ? trace_contention_end+0xb3/0x1a0
[   39.185244][  T435]  ? __mutex_lock+0x1db/0x2010
[   39.185378][  T435]  ? __mutex_lock+0x9b2/0x2010
[   39.185512][  T435]  ? rtnl_newlink+0x883/0xea0
[   39.185640][  T435]  ? ww_mutex_lock+0x160/0x160
[   39.185769][  T435]  ? __rtnl_newlink+0x3fa/0xa50
[   39.185899][  T435]  rtnl_newlink+0x8d1/0xea0
[   39.186032][  T435]  ? lock_acquire.part.0+0xbc/0x260
[   39.186251][  T435]  ? __rtnl_newlink+0xa50/0xa50
[   39.186380][  T435]  ? mark_usage+0x61/0x170
[   39.186508][  T435]  ? lock_acquire.part.0+0xbc/0x260
[   39.186636][  T435]  ? find_held_lock+0x2b/0x80
[   39.186763][  T435]  ? __rtnl_newlink+0xa50/0xa50
[   39.186890][  T435]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.187022][  T435]  ? __rtnl_newlink+0xa50/0xa50
[   39.187228][  T435]  rtnetlink_rcv_msg+0x40d/0x9e0
[   39.187357][  T435]  ? validate_chain+0x38b/0xc20
[   39.187482][  T435]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.187608][  T435]  ? __lock_acquire+0x508/0xc10
[   39.187737][  T435]  ? lock_acquire.part.0+0xbc/0x260
[   39.187864][  T435]  ? find_held_lock+0x2b/0x80
[   39.187999][  T435]  netlink_rcv_skb+0x14e/0x3a0
[   39.188222][  T435]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.188350][  T435]  ? netlink_ack+0xcd0/0xcd0
[   39.188479][  T435]  ? netlink_deliver_tap+0xc5/0x330
[   39.188607][  T435]  ? netlink_deliver_tap+0x13c/0x330
[   39.188742][  T435]  netlink_unicast+0x486/0x750
[   39.188870][  T435]  ? netlink_attachskb+0x810/0x810
[   39.189002][  T435]  ? __lock_acquire+0x508/0xc10
[   39.189223][  T435]  netlink_sendmsg+0x735/0xc60
[   39.189350][  T435]  ? netlink_unicast+0x750/0x750
[   39.189478][  T435]  ? __might_fault+0x97/0x140
[   39.189607][  T435]  ____sys_sendmsg+0x419/0x850
[   39.189735][  T435]  ? copy_msghdr_from_user+0x2a0/0x460
[   39.189865][  T435]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   39.190028][  T435]  ? move_addr_to_kernel+0x40/0x40
[   39.190234][  T435]  ? stack_depot_save_flags+0x367/0x770
[   39.190362][  T435]  ? validate_chain+0x38b/0xc20
[   39.190492][  T435]  ___sys_sendmsg+0x14e/0x1d0
[   39.190619][  T435]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   39.190785][  T435]  ? copy_msghdr_from_user+0x460/0x460
[   39.190934][  T435]  __sys_sendmsg+0x145/0x1f0
[   39.191061][  T435]  ? __sys_sendmsg_sock+0x20/0x20
[   39.191266][  T435]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   39.191426][  T435]  ? do_raw_spin_unlock+0x59/0x250
[   39.191553][  T435]  ? rcu_is_watching+0x15/0xd0
[   39.191707][  T435]  do_syscall_64+0x117/0xfc0
[   39.191841][  T435]  ? trace_hardirqs_off+0xd/0x30
[   39.191987][  T435]  ? exc_page_fault+0xee/0x100
[   39.192177][  T435]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   39.192337][  T435] RIP: 0033:0x7fceae93a08e
[   39.192470][  T435] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   39.192931][  T435] RSP: 002b:00007ffc53f4ece0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.193130][  T435] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fceae93a08e
[   39.193323][  T435] RDX: 0000000000000000 RSI: 00007ffc53f4ed90 RDI: 0000000000000005
[   39.193514][  T435] RBP: 00007ffc53f4ecf0 R08: 0000000000000000 R09: 0000000000000000
[   39.193713][  T435] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   39.193909][  T435] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc53f4f460
[   39.194112][  T435]  </TASK>
[   39.194208][  T435] irq event stamp: 20045
[   39.194306][  T435] hardirqs last  enabled at (20053): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.194530][  T435] hardirqs last disabled at (20060): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.194757][  T435] softirqs last  enabled at (19952): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   39.194986][  T435] softirqs last disabled at (19853): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   39.195215][  T435] ---[ end trace 0000000000000000 ]---
[   39.204017][  T435] ------------[ cut here ]------------
[   39.204181][  T435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/435
[   39.204427][  T435] CPU: 0 UID: 0 PID: 435 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.204703][  T435] Tainted: [W]=WARN
[   39.204807][  T435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.204985][  T435] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.205170][  T435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.205660][  T435] RSP: 0018:ffa00000012c6da0 EFLAGS: 00010286
[   39.205831][  T435] RAX: 00000000ffffffa6 RBX: ff11000015e0de00 RCX: 1ff4000000258d7a
[   39.206040][  T435] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e0deb8
[   39.206296][  T435] RBP: ff11000015e24000 R08: 1fe2200002bc1bd8 R09: ff11000011c00b58
[   39.206500][  T435] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   39.206706][  T435] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   39.206913][  T435] FS:  00007fceae700840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   39.207160][  T435] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.207334][  T435] CR2: 00007fceae9d01a0 CR3: 0000000015881006 CR4: 0000000000771ef0
[   39.207543][  T435] PKRU: 55555554
[   39.207645][  T435] Call Trace:
[   39.207747][  T435]  <TASK>
[   39.207818][  T435]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.207959][  T435]  ? notifier_call_chain+0xb0/0x320
[   39.208108][  T435]  rtmsg_ifinfo+0x5c/0xb0
[   39.208212][  T435]  netif_state_change+0x155/0x340
[   39.208351][  T435]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   39.208519][  T435]  ? print_lock_name+0x4c/0x110
[   39.208660][  T435]  netif_set_operstate+0xc1/0x100
[   39.208797][  T435]  ? rtnl_put_cacheinfo+0x250/0x250
[   39.208942][  T435]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   39.209116][  T435]  ? hsr_port_get_hsr+0x9c/0x150
[   39.209253][  T435]  ? packet_notifier+0x1c2/0xbd0
[   39.209392][  T435]  ? mutex_is_locked+0x1c/0x50
[   39.209530][  T435]  hsr_netdev_notify+0x387/0xad0
[   39.209667][  T435]  ? hsr_port_get_hsr+0x150/0x150
[   39.209805][  T435]  notifier_call_chain+0xb0/0x320
[   39.209948][  T435]  __dev_notify_flags+0xde/0x280
[   39.210084][  T435]  ? netif_change_name+0x8c0/0x8c0
[   39.210227][  T435]  ? netif_set_allmulti+0x250/0x250
[   39.210367][  T435]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.210506][  T435]  ? is_bpf_text_address+0x68/0x110
[   39.210649][  T435]  netif_change_flags+0xfe/0x190
[   39.210791][  T435]  do_setlink.isra.0+0x1cc3/0x2750
[   39.210937][  T435]  ? rtnl_link_get_size+0x350/0x350
[   39.211077][  T435]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   39.211259][  T435]  ? rcu_read_lock_any_held+0x3c/0x90
[   39.211397][  T435]  ? validate_chain+0x38b/0xc20
[   39.211533][  T435]  ? rcu_read_lock_any_held+0x66/0x90
[   39.211670][  T435]  ? stack_depot_save_flags+0x367/0x770
[   39.211809][  T435]  ? __lock_acquire+0x508/0xc10
[   39.211955][  T435]  ? lock_acquire.part.0+0xbc/0x260
[   39.212090][  T435]  ? rtnl_newlink+0x883/0xea0
[   39.212233][  T435]  ? rcu_is_watching+0x15/0xd0
[   39.212369][  T435]  ? lock_acquire+0x134/0x160
[   39.212505][  T435]  ? rcu_is_watching+0x15/0xd0
[   39.212641][  T435]  ? rcu_is_watching+0x15/0xd0
[   39.212781][  T435]  ? trace_contention_end+0xb3/0x1a0
[   39.212924][  T435]  ? __mutex_lock+0x1db/0x2010
[   39.213063][  T435]  ? __mutex_lock+0x9b2/0x2010
[   39.213210][  T435]  ? rtnl_newlink+0x883/0xea0
[   39.213350][  T435]  ? ww_mutex_lock+0x160/0x160
[   39.213489][  T435]  ? __rtnl_newlink+0x3fa/0xa50
[   39.213629][  T435]  rtnl_newlink+0x8d1/0xea0
[   39.213766][  T435]  ? lock_acquire.part.0+0xbc/0x260
[   39.213941][  T435]  ? __rtnl_newlink+0xa50/0xa50
[   39.214076][  T435]  ? mark_usage+0x61/0x170
[   39.214217][  T435]  ? lock_acquire.part.0+0xbc/0x260
[   39.214355][  T435]  ? find_held_lock+0x2b/0x80
[   39.214493][  T435]  ? __rtnl_newlink+0xa50/0xa50
[   39.214629][  T435]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.214767][  T435]  ? __rtnl_newlink+0xa50/0xa50
[   39.214911][  T435]  rtnetlink_rcv_msg+0x40d/0x9e0
[   39.215048][  T435]  ? validate_chain+0x38b/0xc20
[   39.215203][  T435]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.215339][  T435]  ? __lock_acquire+0x508/0xc10
[   39.215476][  T435]  ? lock_acquire.part.0+0xbc/0x260
[   39.215614][  T435]  ? find_held_lock+0x2b/0x80
[   39.215751][  T435]  netlink_rcv_skb+0x14e/0x3a0
[   39.215889][  T435]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.216031][  T435]  ? netlink_ack+0xcd0/0xcd0
[   39.216177][  T435]  ? netlink_deliver_tap+0xc5/0x330
[   39.216314][  T435]  ? netlink_deliver_tap+0x13c/0x330
[   39.216452][  T435]  netlink_unicast+0x486/0x750
[   39.216590][  T435]  ? netlink_attachskb+0x810/0x810
[   39.216729][  T435]  ? __lock_acquire+0x508/0xc10
[   39.216866][  T435]  netlink_sendmsg+0x735/0xc60
[   39.217009][  T435]  ? netlink_unicast+0x750/0x750
[   39.217149][  T435]  ? __might_fault+0x97/0x140
[   39.217292][  T435]  ____sys_sendmsg+0x419/0x850
[   39.217430][  T435]  ? copy_msghdr_from_user+0x2a0/0x460
[   39.217567][  T435]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   39.217738][  T435]  ? move_addr_to_kernel+0x40/0x40
[   39.217876][  T435]  ? stack_depot_save_flags+0x367/0x770
[   39.218018][  T435]  ? validate_chain+0x38b/0xc20
[   39.218167][  T435]  ___sys_sendmsg+0x14e/0x1d0
[   39.218304][  T435]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   39.218476][  T435]  ? copy_msghdr_from_user+0x460/0x460
[   39.218620][  T435]  __sys_sendmsg+0x145/0x1f0
[   39.218758][  T435]  ? __sys_sendmsg_sock+0x20/0x20
[   39.218895][  T435]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   39.219069][  T435]  ? do_raw_spin_unlock+0x59/0x250
[   39.219215][  T435]  ? rcu_is_watching+0x15/0xd0
[   39.219354][  T435]  do_syscall_64+0x117/0xfc0
[   39.219492][  T435]  ? trace_hardirqs_off+0xd/0x30
[   39.219631][  T435]  ? exc_page_fault+0xee/0x100
[   39.219771][  T435]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   39.219948][  T435] RIP: 0033:0x7fceae93a08e
[   39.220092][  T435] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   39.220597][  T435] RSP: 002b:00007ffc53f4ece0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.220809][  T435] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fceae93a08e
[   39.221024][  T435] RDX: 0000000000000000 RSI: 00007ffc53f4ed90 RDI: 0000000000000005
[   39.221238][  T435] RBP: 00007ffc53f4ecf0 R08: 0000000000000000 R09: 0000000000000000
[   39.221447][  T435] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   39.221657][  T435] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc53f4f460
[   39.221873][  T435]  </TASK>
[   39.221982][  T435] irq event stamp: 28613
[   39.222089][  T435] hardirqs last  enabled at (28621): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.222339][  T435] hardirqs last disabled at (28630): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.222578][  T435] softirqs last  enabled at (27750): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   39.222818][  T435] softirqs last disabled at (27675): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   39.223064][  T435] ---[ end trace 0000000000000000 ]---
[   39.248471][  T436] ------------[ cut here ]------------
[   39.248628][  T436] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/436
[   39.248860][  T436] CPU: 1 UID: 0 PID: 436 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.249618][  T436] Tainted: [W]=WARN
[   39.249717][  T436] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.249880][  T436] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.250057][  T436] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.250528][  T436] RSP: 0018:ffa00000012d7020 EFLAGS: 00010286
[   39.250690][  T436] RAX: 00000000ffffffa6 RBX: ff11000015a88740 RCX: 1ff400000025adca
[   39.250884][  T436] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a887f8
[   39.251080][  T436] RBP: ff11000005439000 R08: 1fe2200002b51100 R09: ff11000004d92e58
[   39.251280][  T436] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   39.251470][  T436] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005439ce1
[   39.251669][  T436] FS:  00007ff93656f840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   39.251894][  T436] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.252060][  T436] CR2: 0000000031393988 CR3: 000000001588f005 CR4: 0000000000771ef0
[   39.252261][  T436] PKRU: 55555554
[   39.252358][  T436] Call Trace:
[   39.252457][  T436]  <TASK>
[   39.252524][  T436]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.252654][  T436]  rtmsg_ifinfo+0x5c/0xb0
[   39.252751][  T436]  ? mark_held_locks+0x40/0x70
[   39.252884][  T436]  __dev_notify_flags+0x1b8/0x280
[   39.253023][  T436]  ? netif_change_name+0x8c0/0x8c0
[   39.253158][  T436]  ? __dev_change_flags+0x4a4/0x660
[   39.253287][  T436]  ? netif_set_allmulti+0x250/0x250
[   39.253415][  T436]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.253547][  T436]  ? is_bpf_text_address+0x68/0x110
[   39.253678][  T436]  netif_change_flags+0xfe/0x190
[   39.253808][  T436]  do_setlink.isra.0+0x1cc3/0x2750
[   39.253943][  T436]  ? rtnl_link_get_size+0x350/0x350
[   39.254070][  T436]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   39.254241][  T436]  ? rcu_read_lock_any_held+0x3c/0x90
[   39.254369][  T436]  ? validate_chain+0x38b/0xc20
[   39.254496][  T436]  ? rcu_read_lock_any_held+0x66/0x90
[   39.254622][  T436]  ? stack_depot_save_flags+0x367/0x770
[   39.254754][  T436]  ? __lock_acquire+0x508/0xc10
[   39.254882][  T436]  ? lock_acquire.part.0+0xbc/0x260
[   39.255013][  T436]  ? rtnl_newlink+0x883/0xea0
[   39.255149][  T436]  ? rcu_is_watching+0x15/0xd0
[   39.255276][  T436]  ? lock_acquire+0x134/0x160
[   39.255402][  T436]  ? rcu_is_watching+0x15/0xd0
[   39.255536][  T436]  ? rcu_is_watching+0x15/0xd0
[   39.255663][  T436]  ? trace_contention_end+0xb3/0x1a0
[   39.255792][  T436]  ? __mutex_lock+0x1db/0x2010
[   39.255927][  T436]  ? __mutex_lock+0x9b2/0x2010
[   39.256054][  T436]  ? rtnl_newlink+0x883/0xea0
[   39.256189][  T436]  ? ww_mutex_lock+0x160/0x160
[   39.256319][  T436]  ? __rtnl_newlink+0x3fa/0xa50
[   39.256455][  T436]  rtnl_newlink+0x8d1/0xea0
[   39.256584][  T436]  ? lock_acquire.part.0+0xbc/0x260
[   39.256711][  T436]  ? __rtnl_newlink+0xa50/0xa50
[   39.256838][  T436]  ? mark_usage+0x61/0x170
[   39.256973][  T436]  ? lock_acquire.part.0+0xbc/0x260
[   39.257105][  T436]  ? find_held_lock+0x2b/0x80
[   39.257235][  T436]  ? __rtnl_newlink+0xa50/0xa50
[   39.257366][  T436]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.257495][  T436]  ? __rtnl_newlink+0xa50/0xa50
[   39.257622][  T436]  rtnetlink_rcv_msg+0x40d/0x9e0
[   39.257750][  T436]  ? validate_chain+0x38b/0xc20
[   39.257876][  T436]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.258008][  T436]  ? __lock_acquire+0x508/0xc10
[   39.258144][  T436]  ? lock_acquire.part.0+0xbc/0x260
[   39.258272][  T436]  ? find_held_lock+0x2b/0x80
[   39.258401][  T436]  netlink_rcv_skb+0x14e/0x3a0
[   39.258529][  T436]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.258657][  T436]  ? netlink_ack+0xcd0/0xcd0
[   39.258788][  T436]  ? netlink_deliver_tap+0xc5/0x330
[   39.258926][  T436]  ? netlink_deliver_tap+0x13c/0x330
[   39.259054][  T436]  netlink_unicast+0x486/0x750
[   39.259198][  T436]  ? netlink_attachskb+0x810/0x810
[   39.259328][  T436]  ? __lock_acquire+0x508/0xc10
[   39.259460][  T436]  netlink_sendmsg+0x735/0xc60
[   39.259588][  T436]  ? netlink_unicast+0x750/0x750
[   39.259716][  T436]  ? __might_fault+0x97/0x140
[   39.259847][  T436]  ____sys_sendmsg+0x419/0x850
[   39.259982][  T436]  ? copy_msghdr_from_user+0x2a0/0x460
[   39.260113][  T436]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   39.260272][  T436]  ? move_addr_to_kernel+0x40/0x40
[   39.260400][  T436]  ? stack_depot_save_flags+0x367/0x770
[   39.260528][  T436]  ? validate_chain+0x38b/0xc20
[   39.260658][  T436]  ___sys_sendmsg+0x14e/0x1d0
[   39.260784][  T436]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   39.260948][  T436]  ? copy_msghdr_from_user+0x460/0x460
[   39.261089][  T436]  __sys_sendmsg+0x145/0x1f0
[   39.261231][  T436]  ? __sys_sendmsg_sock+0x20/0x20
[   39.261364][  T436]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   39.261531][  T436]  ? do_raw_spin_unlock+0x59/0x250
[   39.261659][  T436]  ? rcu_is_watching+0x15/0xd0
[   39.261788][  T436]  do_syscall_64+0x117/0xfc0
[   39.261921][  T436]  ? trace_hardirqs_off+0xd/0x30
[   39.262050][  T436]  ? exc_page_fault+0xee/0x100
[   39.262187][  T436]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   39.262354][  T436] RIP: 0033:0x7ff9367a908e
[   39.262489][  T436] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   39.262968][  T436] RSP: 002b:00007ffebcd09520 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.263172][  T436] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff9367a908e
[   39.263365][  T436] RDX: 0000000000000000 RSI: 00007ffebcd095d0 RDI: 0000000000000005
[   39.263557][  T436] RBP: 00007ffebcd09530 R08: 0000000000000000 R09: 0000000000000000
[   39.263748][  T436] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   39.263950][  T436] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebcd09ca0
[   39.264159][  T436]  </TASK>
[   39.264255][  T436] irq event stamp: 14837
[   39.264358][  T436] hardirqs last  enabled at (14845): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.264601][  T436] hardirqs last disabled at (14852): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.264830][  T436] softirqs last  enabled at (14000): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   39.265061][  T436] softirqs last disabled at (13203): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   39.265293][  T436] ---[ end trace 0000000000000000 ]---
[   39.304042][  T437] ------------[ cut here ]------------
[   39.304220][  T437] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/437
[   39.304465][  T437] CPU: 0 UID: 0 PID: 437 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.304741][  T437] Tainted: [W]=WARN
[   39.304843][  T437] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.305020][  T437] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.305200][  T437] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.305659][  T437] RSP: 0018:ffa00000012e7020 EFLAGS: 00010286
[   39.305826][  T437] RAX: 00000000ffffffa6 RBX: ff11000011fff380 RCX: 1ff400000025cdca
[   39.306028][  T437] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011fff438
[   39.306232][  T437] RBP: ff11000013a9c000 R08: 1fe22000023ffe88 R09: ff11000015cc8b58
[   39.306428][  T437] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   39.306621][  T437] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a9cce1
[   39.306815][  T437] FS:  00007f0a0196e840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   39.307052][  T437] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.307224][  T437] CR2: 00000000302b1988 CR3: 0000000015bbf002 CR4: 0000000000771ef0
[   39.307417][  T437] PKRU: 55555554
[   39.307515][  T437] Call Trace:
[   39.307611][  T437]  <TASK>
[   39.307679][  T437]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.307810][  T437]  rtmsg_ifinfo+0x5c/0xb0
[   39.307911][  T437]  ? mark_held_locks+0x40/0x70
[   39.308041][  T437]  __dev_notify_flags+0x1b8/0x280
[   39.308176][  T437]  ? netif_change_name+0x8c0/0x8c0
[   39.308304][  T437]  ? __dev_change_flags+0x4a4/0x660
[   39.308433][  T437]  ? netif_set_allmulti+0x250/0x250
[   39.308560][  T437]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.308689][  T437]  ? is_bpf_text_address+0x68/0x110
[   39.308821][  T437]  netif_change_flags+0xfe/0x190
[   39.308958][  T437]  do_setlink.isra.0+0x1cc3/0x2750
[   39.309090][  T437]  ? rtnl_link_get_size+0x350/0x350
[   39.309227][  T437]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   39.309390][  T437]  ? rcu_read_lock_any_held+0x3c/0x90
[   39.309519][  T437]  ? validate_chain+0x38b/0xc20
[   39.309650][  T437]  ? rcu_read_lock_any_held+0x66/0x90
[   39.309778][  T437]  ? stack_depot_save_flags+0x367/0x770
[   39.309919][  T437]  ? __lock_acquire+0x508/0xc10
[   39.310050][  T437]  ? lock_acquire.part.0+0xbc/0x260
[   39.310185][  T437]  ? rtnl_newlink+0x883/0xea0
[   39.310320][  T437]  ? rcu_is_watching+0x15/0xd0
[   39.310450][  T437]  ? lock_acquire+0x134/0x160
[   39.310577][  T437]  ? rcu_is_watching+0x15/0xd0
[   39.310710][  T437]  ? rcu_is_watching+0x15/0xd0
[   39.310837][  T437]  ? trace_contention_end+0xb3/0x1a0
[   39.310973][  T437]  ? __mutex_lock+0x1db/0x2010
[   39.311109][  T437]  ? __mutex_lock+0x9b2/0x2010
[   39.311237][  T437]  ? rtnl_newlink+0x883/0xea0
[   39.311366][  T437]  ? ww_mutex_lock+0x160/0x160
[   39.311494][  T437]  ? __rtnl_newlink+0x3fa/0xa50
[   39.311630][  T437]  rtnl_newlink+0x8d1/0xea0
[   39.311758][  T437]  ? lock_acquire.part.0+0xbc/0x260
[   39.311885][  T437]  ? __rtnl_newlink+0xa50/0xa50
[   39.312017][  T437]  ? mark_usage+0x61/0x170
[   39.312157][  T437]  ? lock_acquire.part.0+0xbc/0x260
[   39.312288][  T437]  ? find_held_lock+0x2b/0x80
[   39.312428][  T437]  ? __rtnl_newlink+0xa50/0xa50
[   39.312566][  T437]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.312711][  T437]  ? __rtnl_newlink+0xa50/0xa50
[   39.312846][  T437]  rtnetlink_rcv_msg+0x40d/0x9e0
[   39.312993][  T437]  ? validate_chain+0x38b/0xc20
[   39.313136][  T437]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.313273][  T437]  ? __lock_acquire+0x508/0xc10
[   39.313416][  T437]  ? lock_acquire.part.0+0xbc/0x260
[   39.313557][  T437]  ? find_held_lock+0x2b/0x80
[   39.313698][  T437]  netlink_rcv_skb+0x14e/0x3a0
[   39.313832][  T437]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.313968][  T437]  ? netlink_ack+0xcd0/0xcd0
[   39.314111][  T437]  ? netlink_deliver_tap+0xc5/0x330
[   39.314248][  T437]  ? netlink_deliver_tap+0x13c/0x330
[   39.314390][  T437]  netlink_unicast+0x486/0x750
[   39.314528][  T437]  ? netlink_attachskb+0x810/0x810
[   39.314664][  T437]  ? __lock_acquire+0x508/0xc10
[   39.314805][  T437]  netlink_sendmsg+0x735/0xc60
[   39.314951][  T437]  ? netlink_unicast+0x750/0x750
[   39.315088][  T437]  ? __might_fault+0x97/0x140
[   39.315237][  T437]  ____sys_sendmsg+0x419/0x850
[   39.315376][  T437]  ? copy_msghdr_from_user+0x2a0/0x460
[   39.315514][  T437]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   39.315685][  T437]  ? move_addr_to_kernel+0x40/0x40
[   39.315826][  T437]  ? stack_depot_save_flags+0x367/0x770
[   39.315970][  T437]  ? validate_chain+0x38b/0xc20
[   39.316114][  T437]  ___sys_sendmsg+0x14e/0x1d0
[   39.316252][  T437]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   39.316428][  T437]  ? copy_msghdr_from_user+0x460/0x460
[   39.316577][  T437]  __sys_sendmsg+0x145/0x1f0
[   39.316716][  T437]  ? __sys_sendmsg_sock+0x20/0x20
[   39.316857][  T437]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   39.317041][  T437]  ? do_raw_spin_unlock+0x59/0x250
[   39.317189][  T437]  ? rcu_is_watching+0x15/0xd0
[   39.317334][  T437]  do_syscall_64+0x117/0xfc0
[   39.317473][  T437]  ? trace_hardirqs_off+0xd/0x30
[   39.317618][  T437]  ? exc_page_fault+0xee/0x100
[   39.317754][  T437]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   39.317933][  T437] RIP: 0033:0x7f0a01ba808e
[   39.318082][  T437] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   39.318591][  T437] RSP: 002b:00007fffa35ced10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.318803][  T437] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0a01ba808e
[   39.319018][  T437] RDX: 0000000000000000 RSI: 00007fffa35cedc0 RDI: 0000000000000005
[   39.319231][  T437] RBP: 00007fffa35ced20 R08: 0000000000000000 R09: 0000000000000000
[   39.319443][  T437] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   39.319650][  T437] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa35cf490
[   39.319862][  T437]  </TASK>
[   39.319971][  T437] irq event stamp: 31695
[   39.320073][  T437] hardirqs last  enabled at (31703): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.320322][  T437] hardirqs last disabled at (31712): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.320559][  T437] softirqs last  enabled at (30818): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   39.320793][  T437] softirqs last disabled at (30816): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   39.321034][  T437] ---[ end trace 0000000000000000 ]---
[   39.322573][   T36] ------------[ cut here ]------------
[   39.322844][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u17:0/36
[   39.323351][   T36] CPU: 2 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.323886][   T36] Tainted: [W]=WARN
[   39.324125][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.324452][   T36] Workqueue: events_unbound linkwatch_event
[   39.324761][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.325078][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.325852][   T36] RSP: 0018:ffa000000028f760 EFLAGS: 00010286
[   39.326174][   T36] RAX: 00000000ffffffa6 RBX: ff11000011ffeac0 RCX: 1ff4000000051eb2
[   39.326519][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ffeb78
[   39.326863][   T36] RBP: ff11000015e24000 R08: 1fe22000023ffd70 R09: ff11000001d651a8
[   39.327240][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   39.327583][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   39.327936][   T36] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   39.328348][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.328647][   T36] CR2: 00007f6579f4a574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   39.329002][   T36] PKRU: 55555554
[   39.329216][   T36] Call Trace:
[   39.329420][   T36]  <TASK>
[   39.329574][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.329830][   T36]  ? notifier_call_chain+0xb0/0x320
[   39.330117][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   39.330326][   T36]  netif_state_change+0x155/0x340
[   39.330580][   T36]  ? __queue_work+0x31a/0xc00
[   39.330838][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   39.331163][   T36]  ? lockdep_hardirqs_on+0x8c/0x130
[   39.331416][   T36]  ? mod_delayed_work_on+0x109/0x120
[   39.331666][   T36]  netif_set_operstate+0xc1/0x100
[   39.331922][   T36]  ? rtnl_put_cacheinfo+0x250/0x250
[   39.332189][   T36]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   39.332493][   T36]  hsr_check_carrier_and_operstate+0x4da/0x700
[   39.332789][   T36]  hsr_netdev_notify+0x387/0xad0
[   39.333049][   T36]  ? unregister_vlan_dev+0x380/0x380
[   39.333316][   T36]  ? hsr_port_get_hsr+0x150/0x150
[   39.333575][   T36]  notifier_call_chain+0xb0/0x320
[   39.333826][   T36]  netif_state_change+0x139/0x340
[   39.334089][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   39.334411][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   39.334669][   T36]  __linkwatch_run_queue+0x34c/0x750
[   39.334929][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   39.335198][   T36]  linkwatch_event+0x7f/0xb0
[   39.335450][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   39.335699][   T36]  process_one_work+0xdf8/0x1410
[   39.335961][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   39.336226][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   39.336479][   T36]  worker_thread+0x4f1/0xd60
[   39.336734][   T36]  ? rescuer_thread+0x1320/0x1320
[   39.336990][   T36]  kthread+0x367/0x460
[   39.337210][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   39.337507][   T36]  ? kthread_affine_node+0x330/0x330
[   39.337752][   T36]  ret_from_fork+0x474/0x6b0
[   39.338012][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   39.338330][   T36]  ? __switch_to+0x5a3/0xe00
[   39.338581][   T36]  ? kthread_affine_node+0x330/0x330
[   39.338828][   T36]  ret_from_fork_asm+0x11/0x20
[   39.339090][   T36]  </TASK>
[   39.339302][   T36] irq event stamp: 148749
[   39.339501][   T36] hardirqs last  enabled at (148759): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.339889][   T36] hardirqs last disabled at (148768): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.340301][   T36] softirqs last  enabled at (148380): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   39.340701][   T36] softirqs last disabled at (148369): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   39.341111][   T36] ---[ end trace 0000000000000000 ]---
[   39.341513][   T36] ------------[ cut here ]------------
[   39.341741][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u17:0/36
[   39.342182][   T36] CPU: 2 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.342643][   T36] Tainted: [W]=WARN
[   39.342829][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.343144][   T36] Workqueue: events_unbound linkwatch_event
[   39.343435][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.343720][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.344488][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   39.344781][   T36] RAX: 00000000ffffffa6 RBX: ff11000011fff000 RCX: 1ff4000000051f02
[   39.345143][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011fff0b8
[   39.345475][   T36] RBP: ff11000010f09000 R08: 1fe22000023ffe18 R09: ff11000001d651a8
[   39.345801][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   39.346161][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   39.346488][   T36] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   39.346863][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.347170][   T36] CR2: 00007f6579f4a574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   39.347506][   T36] PKRU: 55555554
[   39.347696][   T36] Call Trace:
[   39.347882][   T36]  <TASK>
[   39.348037][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.348293][   T36]  ? notifier_call_chain+0xb0/0x320
[   39.348530][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   39.348754][   T36]  netif_state_change+0x155/0x340
[   39.349004][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   39.349309][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   39.349582][   T36]  __linkwatch_run_queue+0x34c/0x750
[   39.349818][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   39.350071][   T36]  linkwatch_event+0x7f/0xb0
[   39.350358][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   39.350594][   T36]  process_one_work+0xdf8/0x1410
[   39.350830][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   39.351076][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   39.351336][   T36]  worker_thread+0x4f1/0xd60
[   39.351579][   T36]  ? rescuer_thread+0x1320/0x1320
[   39.351812][   T36]  kthread+0x367/0x460
[   39.352004][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   39.352295][   T36]  ? kthread_affine_node+0x330/0x330
[   39.352537][   T36]  ret_from_fork+0x474/0x6b0
[   39.352776][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   39.353071][   T36]  ? __switch_to+0x5a3/0xe00
[   39.353326][   T36]  ? kthread_affine_node+0x330/0x330
[   39.353561][   T36]  ret_from_fork_asm+0x11/0x20
[   39.353797][   T36]  </TASK>
[   39.353991][   T36] irq event stamp: 149361
[   39.354190][   T36] hardirqs last  enabled at (149373): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.354547][   T36] hardirqs last disabled at (149382): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.354901][   T36] softirqs last  enabled at (148930): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   39.355280][   T36] softirqs last disabled at (148925): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   39.355635][   T36] ---[ end trace 0000000000000000 ]---
[   39.356579][   T36] ------------[ cut here ]------------
[   39.356798][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u17:0/36
[   39.357221][   T36] CPU: 2 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.357664][   T36] Tainted: [W]=WARN
[   39.357851][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.358147][   T36] Workqueue: events_unbound linkwatch_event
[   39.358433][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.358711][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.359429][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   39.359710][   T36] RAX: 00000000ffffffa6 RBX: ff11000004db1a80 RCX: 1ff4000000051f02
[   39.360049][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004db1b38
[   39.360379][   T36] RBP: ff11000015e24000 R08: 1fe22000009b6368 R09: ff11000001d651a8
[   39.360691][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   39.361017][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   39.361357][   T36] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   39.361723][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.362004][   T36] CR2: 00007f6579f4a574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   39.362336][   T36] PKRU: 55555554
[   39.362519][   T36] Call Trace:
[   39.362703][   T36]  <TASK>
[   39.362843][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.363076][   T36]  ? notifier_call_chain+0xb0/0x320
[   39.363327][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   39.363517][   T36]  netif_state_change+0x155/0x340
[   39.363747][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   39.364028][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   39.364273][   T36]  __linkwatch_run_queue+0x34c/0x750
[   39.364499][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   39.364729][   T36]  linkwatch_event+0x7f/0xb0
[   39.364962][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   39.365204][   T36]  process_one_work+0xdf8/0x1410
[   39.365437][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   39.365667][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   39.365902][   T36]  worker_thread+0x4f1/0xd60
[   39.366195][   T36]  ? rescuer_thread+0x1320/0x1320
[   39.366426][   T36]  kthread+0x367/0x460
[   39.366614][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   39.366885][   T36]  ? kthread_affine_node+0x330/0x330
[   39.367137][   T36]  ret_from_fork+0x474/0x6b0
[   39.367369][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   39.367643][   T36]  ? __switch_to+0x5a3/0xe00
[   39.367871][   T36]  ? kthread_affine_node+0x330/0x330
[   39.368122][   T36]  ret_from_fork_asm+0x11/0x20
[   39.368361][   T36]  </TASK>
[   39.368543][   T36] irq event stamp: 150237
[   39.368730][   T36] hardirqs last  enabled at (150247): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.369121][   T36] hardirqs last disabled at (150258): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.369484][   T36] softirqs last  enabled at (149744): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   39.369845][   T36] softirqs last disabled at (149742): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   39.370225][   T36] ---[ end trace 0000000000000000 ]---
[   39.377061][  T438] hsr2: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   39.377325][  T438] hsr2: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[   39.377665][  T438] ------------[ cut here ]------------
[   39.377793][  T438] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/438
[   39.378020][  T438] CPU: 3 UID: 0 PID: 438 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.378292][  T438] Tainted: [W]=WARN
[   39.378390][  T438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.378552][  T438] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.378721][  T438] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.379197][  T438] RSP: 0018:ffa00000012f7020 EFLAGS: 00010286
[   39.379360][  T438] RAX: 00000000ffffffa6 RBX: ff11000004db18c0 RCX: 1ff400000025edca
[   39.379556][  T438] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004db1978
[   39.379753][  T438] RBP: ff11000015894000 R08: 1fe22000009b6330 R09: ff11000015ccae58
[   39.379954][  T438] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   39.380154][  T438] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015894ce1
[   39.380348][  T438] FS:  00007f86999e4840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   39.380577][  T438] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.380740][  T438] CR2: 00000000268dc988 CR3: 0000000015cc7001 CR4: 0000000000771ef0
[   39.380943][  T438] PKRU: 55555554
[   39.381040][  T438] Call Trace:
[   39.381141][  T438]  <TASK>
[   39.381207][  T438]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.381337][  T438]  rtmsg_ifinfo+0x5c/0xb0
[   39.381434][  T438]  ? mark_held_locks+0x40/0x70
[   39.381563][  T438]  __dev_notify_flags+0x1b8/0x280
[   39.381694][  T438]  ? netif_change_name+0x8c0/0x8c0
[   39.381823][  T438]  ? __dev_change_flags+0x4a4/0x660
[   39.381957][  T438]  ? netif_set_allmulti+0x250/0x250
[   39.382084][  T438]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.382218][  T438]  ? is_bpf_text_address+0x68/0x110
[   39.382356][  T438]  netif_change_flags+0xfe/0x190
[   39.382486][  T438]  do_setlink.isra.0+0x1cc3/0x2750
[   39.382617][  T438]  ? rtnl_link_get_size+0x350/0x350
[   39.382747][  T438]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   39.382914][  T438]  ? rcu_read_lock_any_held+0x3c/0x90
[   39.383045][  T438]  ? validate_chain+0x38b/0xc20
[   39.383178][  T438]  ? rcu_read_lock_any_held+0x66/0x90
[   39.383304][  T438]  ? stack_depot_save_flags+0x367/0x770
[   39.383436][  T438]  ? __lock_acquire+0x508/0xc10
[   39.383566][  T438]  ? lock_acquire.part.0+0xbc/0x260
[   39.383693][  T438]  ? rtnl_newlink+0x883/0xea0
[   39.383822][  T438]  ? rcu_is_watching+0x15/0xd0
[   39.383961][  T438]  ? lock_acquire+0x134/0x160
[   39.384090][  T438]  ? rcu_is_watching+0x15/0xd0
[   39.384229][  T438]  ? rcu_is_watching+0x15/0xd0
[   39.384357][  T438]  ? trace_contention_end+0xb3/0x1a0
[   39.384486][  T438]  ? __mutex_lock+0x1db/0x2010
[   39.384617][  T438]  ? __mutex_lock+0x9b2/0x2010
[   39.384746][  T438]  ? rtnl_newlink+0x883/0xea0
[   39.384877][  T438]  ? ww_mutex_lock+0x160/0x160
[   39.385012][  T438]  ? __rtnl_newlink+0x3fa/0xa50
[   39.385147][  T438]  rtnl_newlink+0x8d1/0xea0
[   39.385279][  T438]  ? lock_acquire.part.0+0xbc/0x260
[   39.385407][  T438]  ? __rtnl_newlink+0xa50/0xa50
[   39.385536][  T438]  ? mark_usage+0x61/0x170
[   39.385669][  T438]  ? lock_acquire.part.0+0xbc/0x260
[   39.385797][  T438]  ? find_held_lock+0x2b/0x80
[   39.385932][  T438]  ? __rtnl_newlink+0xa50/0xa50
[   39.386061][  T438]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.386201][  T438]  ? __rtnl_newlink+0xa50/0xa50
[   39.386332][  T438]  rtnetlink_rcv_msg+0x40d/0x9e0
[   39.386462][  T438]  ? validate_chain+0x38b/0xc20
[   39.386591][  T438]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.386721][  T438]  ? __lock_acquire+0x508/0xc10
[   39.386853][  T438]  ? lock_acquire.part.0+0xbc/0x260
[   39.386985][  T438]  ? find_held_lock+0x2b/0x80
[   39.387119][  T438]  netlink_rcv_skb+0x14e/0x3a0
[   39.387252][  T438]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.387382][  T438]  ? netlink_ack+0xcd0/0xcd0
[   39.387513][  T438]  ? netlink_deliver_tap+0xc5/0x330
[   39.387643][  T438]  ? netlink_deliver_tap+0x13c/0x330
[   39.387773][  T438]  netlink_unicast+0x486/0x750
[   39.387907][  T438]  ? netlink_attachskb+0x810/0x810
[   39.388035][  T438]  ? __lock_acquire+0x508/0xc10
[   39.388172][  T438]  netlink_sendmsg+0x735/0xc60
[   39.388302][  T438]  ? netlink_unicast+0x750/0x750
[   39.388436][  T438]  ? __might_fault+0x97/0x140
[   39.388568][  T438]  ____sys_sendmsg+0x419/0x850
[   39.388697][  T438]  ? copy_msghdr_from_user+0x2a0/0x460
[   39.388824][  T438]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   39.388986][  T438]  ? move_addr_to_kernel+0x40/0x40
[   39.389119][  T438]  ? stack_depot_save_flags+0x367/0x770
[   39.389253][  T438]  ? validate_chain+0x38b/0xc20
[   39.389391][  T438]  ___sys_sendmsg+0x14e/0x1d0
[   39.389520][  T438]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   39.389683][  T438]  ? copy_msghdr_from_user+0x460/0x460
[   39.389824][  T438]  __sys_sendmsg+0x145/0x1f0
[   39.389958][  T438]  ? __sys_sendmsg_sock+0x20/0x20
[   39.390086][  T438]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   39.390254][  T438]  ? do_raw_spin_unlock+0x59/0x250
[   39.390385][  T438]  ? rcu_is_watching+0x15/0xd0
[   39.390519][  T438]  do_syscall_64+0x117/0xfc0
[   39.390650][  T438]  ? trace_hardirqs_off+0xd/0x30
[   39.390782][  T438]  ? exc_page_fault+0xee/0x100
[   39.390916][  T438]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   39.391077][  T438] RIP: 0033:0x7f8699c1e08e
[   39.391221][  T438] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   39.391678][  T438] RSP: 002b:00007ffed8171f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.391874][  T438] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8699c1e08e
[   39.392073][  T438] RDX: 0000000000000000 RSI: 00007ffed8172010 RDI: 0000000000000005
[   39.392271][  T438] RBP: 00007ffed8171f70 R08: 0000000000000000 R09: 0000000000000000
[   39.392466][  T438] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   39.392660][  T438] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed81726e0
[   39.392862][  T438]  </TASK>
[   39.392961][  T438] irq event stamp: 23889
[   39.393056][  T438] hardirqs last  enabled at (23897): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.393288][  T438] hardirqs last disabled at (23906): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.393510][  T438] softirqs last  enabled at (23052): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   39.393736][  T438] softirqs last disabled at (23047): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   39.393965][  T438] ---[ end trace 0000000000000000 ]---
[   39.394738][  T438] ------------[ cut here ]------------
[   39.394888][  T438] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/438
[   39.395156][  T438] CPU: 1 UID: 0 PID: 438 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.395438][  T438] Tainted: [W]=WARN
[   39.395542][  T438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.395714][  T438] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.395891][  T438] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.396401][  T438] RSP: 0018:ffa00000012f6da0 EFLAGS: 00010286
[   39.396575][  T438] RAX: 00000000ffffffa6 RBX: ff11000005d75c40 RCX: 1ff400000025ed7a
[   39.396776][  T438] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005d75cf8
[   39.396984][  T438] RBP: ff11000015894000 R08: 1fe2200000baeba0 R09: ff11000015ccae58
[   39.397198][  T438] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   39.397407][  T438] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   39.397613][  T438] FS:  00007f86999e4840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   39.397852][  T438] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.398030][  T438] CR2: 0000555fbff46de8 CR3: 0000000015cc7001 CR4: 0000000000771ef0
[   39.398241][  T438] PKRU: 55555554
[   39.398345][  T438] Call Trace:
[   39.398448][  T438]  <TASK>
[   39.398523][  T438]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.398661][  T438]  ? notifier_call_chain+0xb0/0x320
[   39.398799][  T438]  rtmsg_ifinfo+0x5c/0xb0
[   39.398910][  T438]  netif_state_change+0x155/0x340
[   39.399048][  T438]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   39.399295][  T438]  ? print_lock_name+0x4c/0x110
[   39.399434][  T438]  netif_set_operstate+0xc1/0x100
[   39.399634][  T438]  ? rtnl_put_cacheinfo+0x250/0x250
[   39.399777][  T438]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   39.399972][  T438]  ? hsr_port_get_hsr+0x9c/0x150
[   39.400175][  T438]  ? packet_notifier+0x1c2/0xbd0
[   39.400318][  T438]  ? mutex_is_locked+0x1c/0x50
[   39.400511][  T438]  hsr_netdev_notify+0x387/0xad0
[   39.400721][  T438]  ? hsr_port_get_hsr+0x150/0x150
[   39.400867][  T438]  notifier_call_chain+0xb0/0x320
[   39.401014][  T438]  __dev_notify_flags+0xde/0x280
[   39.401217][  T438]  ? netif_change_name+0x8c0/0x8c0
[   39.401354][  T438]  ? netif_set_allmulti+0x250/0x250
[   39.401494][  T438]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.401636][  T438]  ? is_bpf_text_address+0x68/0x110
[   39.401828][  T438]  netif_change_flags+0xfe/0x190
[   39.401974][  T438]  do_setlink.isra.0+0x1cc3/0x2750
[   39.402176][  T438]  ? rtnl_link_get_size+0x350/0x350
[   39.402316][  T438]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   39.402486][  T438]  ? rcu_read_lock_any_held+0x3c/0x90
[   39.402623][  T438]  ? validate_chain+0x38b/0xc20
[   39.402761][  T438]  ? rcu_read_lock_any_held+0x66/0x90
[   39.402899][  T438]  ? stack_depot_save_flags+0x367/0x770
[   39.403044][  T438]  ? __lock_acquire+0x508/0xc10
[   39.403245][  T438]  ? lock_acquire.part.0+0xbc/0x260
[   39.403382][  T438]  ? rtnl_newlink+0x883/0xea0
[   39.403519][  T438]  ? rcu_is_watching+0x15/0xd0
[   39.403658][  T438]  ? lock_acquire+0x134/0x160
[   39.403793][  T438]  ? rcu_is_watching+0x15/0xd0
[   39.403937][  T438]  ? rcu_is_watching+0x15/0xd0
[   39.404074][  T438]  ? trace_contention_end+0xb3/0x1a0
[   39.404273][  T438]  ? __mutex_lock+0x1db/0x2010
[   39.404410][  T438]  ? __mutex_lock+0x9b2/0x2010
[   39.404546][  T438]  ? rtnl_newlink+0x883/0xea0
[   39.404683][  T438]  ? ww_mutex_lock+0x160/0x160
[   39.404824][  T438]  ? __rtnl_newlink+0x3fa/0xa50
[   39.404969][  T438]  rtnl_newlink+0x8d1/0xea0
[   39.405168][  T438]  ? lock_acquire.part.0+0xbc/0x260
[   39.405304][  T438]  ? __rtnl_newlink+0xa50/0xa50
[   39.405440][  T438]  ? mark_usage+0x61/0x170
[   39.405577][  T438]  ? lock_acquire.part.0+0xbc/0x260
[   39.405713][  T438]  ? find_held_lock+0x2b/0x80
[   39.405850][  T438]  ? __rtnl_newlink+0xa50/0xa50
[   39.405995][  T438]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.406223][  T438]  ? __rtnl_newlink+0xa50/0xa50
[   39.406360][  T438]  rtnetlink_rcv_msg+0x40d/0x9e0
[   39.406498][  T438]  ? validate_chain+0x38b/0xc20
[   39.406634][  T438]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.406770][  T438]  ? __lock_acquire+0x508/0xc10
[   39.406913][  T438]  ? lock_acquire.part.0+0xbc/0x260
[   39.407051][  T438]  ? find_held_lock+0x2b/0x80
[   39.407238][  T438]  netlink_rcv_skb+0x14e/0x3a0
[   39.407374][  T438]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.407511][  T438]  ? netlink_ack+0xcd0/0xcd0
[   39.407651][  T438]  ? netlink_deliver_tap+0xc5/0x330
[   39.407786][  T438]  ? netlink_deliver_tap+0x13c/0x330
[   39.407930][  T438]  netlink_unicast+0x486/0x750
[   39.408066][  T438]  ? netlink_attachskb+0x810/0x810
[   39.408209][  T438]  ? __lock_acquire+0x508/0xc10
[   39.408346][  T438]  netlink_sendmsg+0x735/0xc60
[   39.408483][  T438]  ? netlink_unicast+0x750/0x750
[   39.408619][  T438]  ? __might_fault+0x97/0x140
[   39.408756][  T438]  ____sys_sendmsg+0x419/0x850
[   39.408893][  T438]  ? copy_msghdr_from_user+0x2a0/0x460
[   39.409048][  T438]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   39.409225][  T438]  ? move_addr_to_kernel+0x40/0x40
[   39.409363][  T438]  ? stack_depot_save_flags+0x367/0x770
[   39.409499][  T438]  ? validate_chain+0x38b/0xc20
[   39.409635][  T438]  ___sys_sendmsg+0x14e/0x1d0
[   39.409769][  T438]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   39.409946][  T438]  ? copy_msghdr_from_user+0x460/0x460
[   39.410091][  T438]  __sys_sendmsg+0x145/0x1f0
[   39.410237][  T438]  ? __sys_sendmsg_sock+0x20/0x20
[   39.410372][  T438]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   39.410543][  T438]  ? do_raw_spin_unlock+0x59/0x250
[   39.410680][  T438]  ? rcu_is_watching+0x15/0xd0
[   39.410816][  T438]  do_syscall_64+0x117/0xfc0
[   39.410960][  T438]  ? trace_hardirqs_off+0xd/0x30
[   39.411102][  T438]  ? exc_page_fault+0xee/0x100
[   39.411244][  T438]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   39.411418][  T438] RIP: 0033:0x7f8699c1e08e
[   39.411561][  T438] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   39.412057][  T438] RSP: 002b:00007ffed8171f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.412273][  T438] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8699c1e08e
[   39.412476][  T438] RDX: 0000000000000000 RSI: 00007ffed8172010 RDI: 0000000000000005
[   39.412680][  T438] RBP: 00007ffed8171f70 R08: 0000000000000000 R09: 0000000000000000
[   39.412881][  T438] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   39.413089][  T438] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed81726e0
[   39.413310][  T438]  </TASK>
[   39.413412][  T438] irq event stamp: 26327
[   39.413514][  T438] hardirqs last  enabled at (26335): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.413755][  T438] hardirqs last disabled at (26342): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.413994][  T438] softirqs last  enabled at (26002): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   39.414238][  T438] softirqs last disabled at (25933): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   39.414474][  T438] ---[ end trace 0000000000000000 ]---
[   39.442495][  T439] ------------[ cut here ]------------
[   39.442666][  T439] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/439
[   39.442897][  T439] CPU: 0 UID: 0 PID: 439 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.443191][  T439] Tainted: [W]=WARN
[   39.443291][  T439] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.443452][  T439] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.443620][  T439] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.444083][  T439] RSP: 0018:ffa0000001307020 EFLAGS: 00010286
[   39.444251][  T439] RAX: 00000000ffffffa6 RBX: ff11000004f8f540 RCX: 1ff4000000260dca
[   39.444446][  T439] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8f5f8
[   39.444637][  T439] RBP: ff11000013851000 R08: 1fe22000009f1ec0 R09: ff11000015ccd158
[   39.444831][  T439] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   39.445027][  T439] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013851ce1
[   39.445227][  T439] FS:  00007fbb9e2c6840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   39.445455][  T439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.445617][  T439] CR2: 0000000013bbf988 CR3: 0000000015e97005 CR4: 0000000000771ef0
[   39.445810][  T439] PKRU: 55555554
[   39.445918][  T439] Call Trace:
[   39.446015][  T439]  <TASK>
[   39.446082][  T439]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.446218][  T439]  rtmsg_ifinfo+0x5c/0xb0
[   39.446317][  T439]  ? mark_held_locks+0x40/0x70
[   39.446446][  T439]  __dev_notify_flags+0x1b8/0x280
[   39.446576][  T439]  ? netif_change_name+0x8c0/0x8c0
[   39.446707][  T439]  ? __dev_change_flags+0x4a4/0x660
[   39.446836][  T439]  ? netif_set_allmulti+0x250/0x250
[   39.446968][  T439]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.447106][  T439]  ? is_bpf_text_address+0x68/0x110
[   39.447243][  T439]  netif_change_flags+0xfe/0x190
[   39.447381][  T439]  do_setlink.isra.0+0x1cc3/0x2750
[   39.447524][  T439]  ? rtnl_link_get_size+0x350/0x350
[   39.447661][  T439]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   39.447838][  T439]  ? rcu_read_lock_any_held+0x3c/0x90
[   39.447975][  T439]  ? validate_chain+0x38b/0xc20
[   39.448111][  T439]  ? rcu_read_lock_any_held+0x66/0x90
[   39.448241][  T439]  ? stack_depot_save_flags+0x367/0x770
[   39.448380][  T439]  ? __lock_acquire+0x508/0xc10
[   39.448517][  T439]  ? lock_acquire.part.0+0xbc/0x260
[   39.448646][  T439]  ? rtnl_newlink+0x883/0xea0
[   39.448774][  T439]  ? rcu_is_watching+0x15/0xd0
[   39.448902][  T439]  ? lock_acquire+0x134/0x160
[   39.449039][  T439]  ? rcu_is_watching+0x15/0xd0
[   39.449175][  T439]  ? rcu_is_watching+0x15/0xd0
[   39.449305][  T439]  ? trace_contention_end+0xb3/0x1a0
[   39.449436][  T439]  ? __mutex_lock+0x1db/0x2010
[   39.449570][  T439]  ? __mutex_lock+0x9b2/0x2010
[   39.449701][  T439]  ? rtnl_newlink+0x883/0xea0
[   39.449831][  T439]  ? ww_mutex_lock+0x160/0x160
[   39.449972][  T439]  ? __rtnl_newlink+0x3fa/0xa50
[   39.450110][  T439]  rtnl_newlink+0x8d1/0xea0
[   39.450242][  T439]  ? lock_acquire.part.0+0xbc/0x260
[   39.450376][  T439]  ? __rtnl_newlink+0xa50/0xa50
[   39.450507][  T439]  ? mark_usage+0x61/0x170
[   39.450642][  T439]  ? lock_acquire.part.0+0xbc/0x260
[   39.450772][  T439]  ? find_held_lock+0x2b/0x80
[   39.450909][  T439]  ? __rtnl_newlink+0xa50/0xa50
[   39.451041][  T439]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.451178][  T439]  ? __rtnl_newlink+0xa50/0xa50
[   39.451314][  T439]  rtnetlink_rcv_msg+0x40d/0x9e0
[   39.451446][  T439]  ? validate_chain+0x38b/0xc20
[   39.451579][  T439]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.451711][  T439]  ? __lock_acquire+0x508/0xc10
[   39.451845][  T439]  ? lock_acquire.part.0+0xbc/0x260
[   39.451985][  T439]  ? find_held_lock+0x2b/0x80
[   39.452128][  T439]  netlink_rcv_skb+0x14e/0x3a0
[   39.452263][  T439]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.452395][  T439]  ? netlink_ack+0xcd0/0xcd0
[   39.452528][  T439]  ? netlink_deliver_tap+0xc5/0x330
[   39.452662][  T439]  ? netlink_deliver_tap+0x13c/0x330
[   39.452792][  T439]  netlink_unicast+0x486/0x750
[   39.452930][  T439]  ? netlink_attachskb+0x810/0x810
[   39.453063][  T439]  ? __lock_acquire+0x508/0xc10
[   39.453202][  T439]  netlink_sendmsg+0x735/0xc60
[   39.453337][  T439]  ? netlink_unicast+0x750/0x750
[   39.453468][  T439]  ? __might_fault+0x97/0x140
[   39.453600][  T439]  ____sys_sendmsg+0x419/0x850
[   39.453730][  T439]  ? copy_msghdr_from_user+0x2a0/0x460
[   39.453859][  T439]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   39.454024][  T439]  ? move_addr_to_kernel+0x40/0x40
[   39.454161][  T439]  ? stack_depot_save_flags+0x367/0x770
[   39.454291][  T439]  ? validate_chain+0x38b/0xc20
[   39.454422][  T439]  ___sys_sendmsg+0x14e/0x1d0
[   39.454553][  T439]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   39.454721][  T439]  ? copy_msghdr_from_user+0x460/0x460
[   39.454861][  T439]  __sys_sendmsg+0x145/0x1f0
[   39.454997][  T439]  ? __sys_sendmsg_sock+0x20/0x20
[   39.455131][  T439]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   39.455296][  T439]  ? do_raw_spin_unlock+0x59/0x250
[   39.455427][  T439]  ? rcu_is_watching+0x15/0xd0
[   39.455560][  T439]  do_syscall_64+0x117/0xfc0
[   39.455693][  T439]  ? trace_hardirqs_off+0xd/0x30
[   39.455824][  T439]  ? exc_page_fault+0xee/0x100
[   39.455962][  T439]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   39.456130][  T439] RIP: 0033:0x7fbb9e50008e
[   39.456271][  T439] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   39.456745][  T439] RSP: 002b:00007ffd0cb8bf20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.456956][  T439] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbb9e50008e
[   39.457160][  T439] RDX: 0000000000000000 RSI: 00007ffd0cb8bfd0 RDI: 0000000000000005
[   39.457358][  T439] RBP: 00007ffd0cb8bf30 R08: 0000000000000000 R09: 0000000000000000
[   39.457557][  T439] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   39.457755][  T439] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0cb8c6a0
[   39.457960][  T439]  </TASK>
[   39.458057][  T439] irq event stamp: 13945
[   39.458163][  T439] hardirqs last  enabled at (13955): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.458395][  T439] hardirqs last disabled at (13962): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.458621][  T439] softirqs last  enabled at (13066): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   39.458847][  T439] softirqs last disabled at (13064): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   39.459081][  T439] ---[ end trace 0000000000000000 ]---
[   39.459902][   T46] ------------[ cut here ]------------
[   39.460051][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u17:1/46
[   39.460311][   T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.460599][   T46] Tainted: [W]=WARN
[   39.460694][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.460852][   T46] Workqueue: events_unbound linkwatch_event
[   39.461016][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.461266][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.461721][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[   39.461882][   T46] RAX: 00000000ffffffa6 RBX: ff11000004f8fe00 RCX: 1ff4000000065f02
[   39.462074][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8feb8
[   39.462269][   T46] RBP: ff11000013854000 R08: 1fe22000009f1fd8 R09: ff11000002410ba8
[   39.462448][   T46] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   39.462630][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   39.462813][   T46] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   39.463031][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.463189][   T46] CR2: 00007f8699ab1574 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   39.463373][   T46] PKRU: 55555554
[   39.463463][   T46] Call Trace:
[   39.463555][   T46]  <TASK>
[   39.463619][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.463741][   T46]  ? notifier_call_chain+0xb0/0x320
[   39.463864][   T46]  rtmsg_ifinfo+0x5c/0xb0
[   39.463960][   T46]  netif_state_change+0x155/0x340
[   39.464082][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   39.464238][   T46]  ? linkwatch_do_dev+0xae/0xd0
[   39.464357][   T46]  __linkwatch_run_queue+0x34c/0x750
[   39.464478][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[   39.464601][   T46]  linkwatch_event+0x7f/0xb0
[   39.464720][   T46]  ? __linkwatch_run_queue+0x750/0x750
[   39.464856][   T46]  process_one_work+0xdf8/0x1410
[   39.464999][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[   39.465124][   T46]  ? lock_acquire.part.0+0xbc/0x260
[   39.465250][   T46]  worker_thread+0x4f1/0xd60
[   39.465376][   T46]  ? rescuer_thread+0x1320/0x1320
[   39.465496][   T46]  kthread+0x367/0x460
[   39.465589][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   39.465741][   T46]  ? kthread_affine_node+0x330/0x330
[   39.465862][   T46]  ret_from_fork+0x474/0x6b0
[   39.465988][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   39.466142][   T46]  ? __switch_to+0x5a3/0xe00
[   39.466270][   T46]  ? kthread_affine_node+0x330/0x330
[   39.466390][   T46]  ret_from_fork_asm+0x11/0x20
[   39.466516][   T46]  </TASK>
[   39.466606][   T46] irq event stamp: 1437
[   39.466698][   T46] hardirqs last  enabled at (1445): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.466919][   T46] hardirqs last disabled at (1452): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.467134][   T46] softirqs last  enabled at (1118): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   39.467345][   T46] softirqs last disabled at (987): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   39.467554][   T46] ---[ end trace 0000000000000000 ]---
[   39.509249][  T440] ------------[ cut here ]------------
[   39.509416][  T440] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/440
[   39.509648][  T440] CPU: 0 UID: 0 PID: 440 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.509917][  T440] Tainted: [W]=WARN
[   39.510017][  T440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.510188][  T440] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.510359][  T440] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.510815][  T440] RSP: 0018:ffa0000001317020 EFLAGS: 00010286
[   39.510987][  T440] RAX: 00000000ffffffa6 RBX: ff11000004f8e580 RCX: 1ff4000000262dca
[   39.511184][  T440] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8e638
[   39.511376][  T440] RBP: ff1100000543c000 R08: 1fe22000009f1cc8 R09: ff11000004d90b58
[   39.511566][  T440] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   39.511759][  T440] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000543cce1
[   39.511957][  T440] FS:  00007fb3880a9840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   39.512193][  T440] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.512356][  T440] CR2: 000000000e9af988 CR3: 000000001021f001 CR4: 0000000000771ef0
[   39.512550][  T440] PKRU: 55555554
[   39.512650][  T440] Call Trace:
[   39.512748][  T440]  <TASK>
[   39.512816][  T440]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.512955][  T440]  rtmsg_ifinfo+0x5c/0xb0
[   39.513053][  T440]  ? mark_held_locks+0x40/0x70
[   39.513288][  T440]  __dev_notify_flags+0x1b8/0x280
[   39.513420][  T440]  ? netif_change_name+0x8c0/0x8c0
[   39.513552][  T440]  ? __dev_change_flags+0x4a4/0x660
[   39.513681][  T440]  ? validate_linkmsg+0x243/0x1070
[   39.513811][  T440]  ? netif_set_allmulti+0x250/0x250
[   39.513948][  T440]  ? is_bpf_text_address+0x68/0x110
[   39.514078][  T440]  netif_change_flags+0xfe/0x190
[   39.514288][  T440]  do_setlink.isra.0+0x1cc3/0x2750
[   39.514421][  T440]  ? rtnl_link_get_size+0x350/0x350
[   39.514626][  T440]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   39.514786][  T440]  ? rcu_read_lock_any_held+0x3c/0x90
[   39.514920][  T440]  ? validate_chain+0x38b/0xc20
[   39.515048][  T440]  ? rcu_read_lock_any_held+0x66/0x90
[   39.515265][  T440]  ? stack_depot_save_flags+0x367/0x770
[   39.515396][  T440]  ? __lock_acquire+0x508/0xc10
[   39.515526][  T440]  ? lock_acquire.part.0+0xbc/0x260
[   39.515653][  T440]  ? rtnl_newlink+0x883/0xea0
[   39.515782][  T440]  ? rcu_is_watching+0x15/0xd0
[   39.515917][  T440]  ? lock_acquire+0x134/0x160
[   39.516045][  T440]  ? rcu_is_watching+0x15/0xd0
[   39.516237][  T440]  ? rcu_is_watching+0x15/0xd0
[   39.516367][  T440]  ? trace_contention_end+0xb3/0x1a0
[   39.516497][  T440]  ? __mutex_lock+0x1db/0x2010
[   39.516628][  T440]  ? __mutex_lock+0x9b2/0x2010
[   39.516756][  T440]  ? rtnl_newlink+0x883/0xea0
[   39.516889][  T440]  ? ww_mutex_lock+0x160/0x160
[   39.517027][  T440]  ? __rtnl_newlink+0x3fa/0xa50
[   39.517248][  T440]  rtnl_newlink+0x8d1/0xea0
[   39.517378][  T440]  ? lock_acquire.part.0+0xbc/0x260
[   39.517507][  T440]  ? __rtnl_newlink+0xa50/0xa50
[   39.517639][  T440]  ? mark_usage+0x61/0x170
[   39.517771][  T440]  ? lock_acquire.part.0+0xbc/0x260
[   39.517899][  T440]  ? find_held_lock+0x2b/0x80
[   39.518032][  T440]  ? __rtnl_newlink+0xa50/0xa50
[   39.518251][  T440]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.518383][  T440]  ? __rtnl_newlink+0xa50/0xa50
[   39.518512][  T440]  rtnetlink_rcv_msg+0x40d/0x9e0
[   39.518642][  T440]  ? validate_chain+0x38b/0xc20
[   39.518770][  T440]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.518899][  T440]  ? __lock_acquire+0x508/0xc10
[   39.519032][  T440]  ? lock_acquire.part.0+0xbc/0x260
[   39.519239][  T440]  ? find_held_lock+0x2b/0x80
[   39.519366][  T440]  netlink_rcv_skb+0x14e/0x3a0
[   39.519493][  T440]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.519621][  T440]  ? netlink_ack+0xcd0/0xcd0
[   39.519751][  T440]  ? netlink_deliver_tap+0xc5/0x330
[   39.519883][  T440]  ? netlink_deliver_tap+0x13c/0x330
[   39.520017][  T440]  netlink_unicast+0x486/0x750
[   39.520235][  T440]  ? netlink_attachskb+0x810/0x810
[   39.520366][  T440]  ? __lock_acquire+0x508/0xc10
[   39.520496][  T440]  netlink_sendmsg+0x735/0xc60
[   39.520624][  T440]  ? netlink_unicast+0x750/0x750
[   39.520756][  T440]  ? __might_fault+0x97/0x140
[   39.520887][  T440]  ____sys_sendmsg+0x419/0x850
[   39.521020][  T440]  ? copy_msghdr_from_user+0x2a0/0x460
[   39.521233][  T440]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   39.521392][  T440]  ? move_addr_to_kernel+0x40/0x40
[   39.521520][  T440]  ? stack_depot_save_flags+0x367/0x770
[   39.521649][  T440]  ? validate_chain+0x38b/0xc20
[   39.521779][  T440]  ___sys_sendmsg+0x14e/0x1d0
[   39.521916][  T440]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   39.522075][  T440]  ? copy_msghdr_from_user+0x460/0x460
[   39.522298][  T440]  __sys_sendmsg+0x145/0x1f0
[   39.522427][  T440]  ? __sys_sendmsg_sock+0x20/0x20
[   39.522555][  T440]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   39.522715][  T440]  ? do_raw_spin_unlock+0x59/0x250
[   39.522843][  T440]  ? rcu_is_watching+0x15/0xd0
[   39.522980][  T440]  do_syscall_64+0x117/0xfc0
[   39.523175][  T440]  ? trace_hardirqs_off+0xd/0x30
[   39.523305][  T440]  ? exc_page_fault+0xee/0x100
[   39.523432][  T440]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   39.523592][  T440] RIP: 0033:0x7fb3882e308e
[   39.523728][  T440] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   39.524282][  T440] RSP: 002b:00007fff91907470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.524481][  T440] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb3882e308e
[   39.524674][  T440] RDX: 0000000000000000 RSI: 00007fff91907520 RDI: 0000000000000005
[   39.524868][  T440] RBP: 00007fff91907480 R08: 0000000000000000 R09: 0000000000000000
[   39.525067][  T440] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   39.525342][  T440] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff91907bf0
[   39.525539][  T440]  </TASK>
[   39.525638][  T440] irq event stamp: 16301
[   39.525736][  T440] hardirqs last  enabled at (16309): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.525968][  T440] hardirqs last disabled at (16316): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.526285][  T440] softirqs last  enabled at (16464): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   39.526508][  T440] softirqs last disabled at (16325): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   39.526733][  T440] ---[ end trace 0000000000000000 ]---
[   39.527549][   T36] ------------[ cut here ]------------
[   39.527724][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u17:0/36
[   39.528030][   T36] CPU: 2 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.528364][   T36] Tainted: [W]=WARN
[   39.528507][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.528705][   T36] Workqueue: events_unbound linkwatch_event
[   39.528920][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.529139][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.529620][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   39.529818][   T36] RAX: 00000000ffffffa6 RBX: ff1100000269aac0 RCX: 1ff4000000051f02
[   39.530058][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000269ab78
[   39.530429][   T36] RBP: ff1100000543c000 R08: 1fe22000004d3570 R09: ff11000001d651a8
[   39.531059][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   39.531298][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   39.531525][   T36] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   39.531779][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.531982][   T36] CR2: 00007f6579f4a574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   39.532229][   T36] PKRU: 55555554
[   39.532376][   T36] Call Trace:
[   39.532512][   T36]  <TASK>
[   39.532620][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.532787][   T36]  ? notifier_call_chain+0xb0/0x320
[   39.532964][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   39.533116][   T36]  netif_state_change+0x155/0x340
[   39.533285][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   39.533483][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   39.533649][   T36]  __linkwatch_run_queue+0x34c/0x750
[   39.533816][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   39.533993][   T36]  linkwatch_event+0x7f/0xb0
[   39.534178][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   39.534346][   T36]  process_one_work+0xdf8/0x1410
[   39.534518][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   39.534690][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   39.534860][   T36]  worker_thread+0x4f1/0xd60
[   39.535041][   T36]  ? rescuer_thread+0x1320/0x1320
[   39.535225][   T36]  kthread+0x367/0x460
[   39.535365][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   39.535565][   T36]  ? kthread_affine_node+0x330/0x330
[   39.535731][   T36]  ret_from_fork+0x474/0x6b0
[   39.535916][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   39.536126][   T36]  ? __switch_to+0x5a3/0xe00
[   39.536297][   T36]  ? kthread_affine_node+0x330/0x330
[   39.536464][   T36]  ret_from_fork_asm+0x11/0x20
[   39.536637][   T36]  </TASK>
[   39.536772][   T36] irq event stamp: 163381
[   39.536916][   T36] hardirqs last  enabled at (163391): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.537197][   T36] hardirqs last disabled at (163410): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.537452][   T36] softirqs last  enabled at (163408): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   39.537708][   T36] softirqs last disabled at (163399): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   39.537974][   T36] ---[ end trace 0000000000000000 ]---
[   39.538688][   T36] ------------[ cut here ]------------
[   39.538859][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u17:0/36
[   39.539189][   T36] CPU: 2 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.539544][   T36] Tainted: [W]=WARN
[   39.539700][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.539928][   T36] Workqueue: events_unbound linkwatch_event
[   39.540170][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.540397][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.540903][   T36] RSP: 0018:ffa000000028f760 EFLAGS: 00010286
[   39.541131][   T36] RAX: 00000000ffffffa6 RBX: ff11000013d31380 RCX: 1ff4000000051eb2
[   39.541367][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d31438
[   39.541604][   T36] RBP: ff11000015894000 R08: 1fe22000027a6288 R09: ff11000001d651a8
[   39.541845][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   39.542090][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   39.542346][   T36] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   39.542615][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.542823][   T36] CR2: 00007f6579f4a574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   39.543075][   T36] PKRU: 55555554
[   39.543233][   T36] Call Trace:
[   39.543376][   T36]  <TASK>
[   39.543491][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.543668][   T36]  ? notifier_call_chain+0xb0/0x320
[   39.543845][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   39.544003][   T36]  netif_state_change+0x155/0x340
[   39.544198][   T36]  ? __queue_work+0x31a/0xc00
[   39.544378][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   39.544586][   T36]  ? lockdep_hardirqs_on+0x8c/0x130
[   39.544762][   T36]  ? mod_delayed_work_on+0x109/0x120
[   39.544951][   T36]  netif_set_operstate+0xc1/0x100
[   39.545144][   T36]  ? rtnl_put_cacheinfo+0x250/0x250
[   39.545323][   T36]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   39.545539][   T36]  hsr_check_carrier_and_operstate+0x4da/0x700
[   39.545749][   T36]  hsr_netdev_notify+0x387/0xad0
[   39.545933][   T36]  ? unregister_vlan_dev+0x380/0x380
[   39.546126][   T36]  ? hsr_port_get_hsr+0x150/0x150
[   39.546307][   T36]  notifier_call_chain+0xb0/0x320
[   39.546488][   T36]  netif_state_change+0x139/0x340
[   39.546663][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   39.546876][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   39.547063][   T36]  __linkwatch_run_queue+0x34c/0x750
[   39.547252][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   39.547431][   T36]  linkwatch_event+0x7f/0xb0
[   39.547608][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   39.547788][   T36]  process_one_work+0xdf8/0x1410
[   39.547974][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   39.548169][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   39.548355][   T36]  worker_thread+0x4f1/0xd60
[   39.548534][   T36]  ? rescuer_thread+0x1320/0x1320
[   39.548713][   T36]  kthread+0x367/0x460
[   39.548858][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   39.549077][   T36]  ? kthread_affine_node+0x330/0x330
[   39.549269][   T36]  ret_from_fork+0x474/0x6b0
[   39.549454][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   39.549664][   T36]  ? __switch_to+0x5a3/0xe00
[   39.549842][   T36]  ? kthread_affine_node+0x330/0x330
[   39.550031][   T36]  ret_from_fork_asm+0x11/0x20
[   39.550230][   T36]  </TASK>
[   39.550372][   T36] irq event stamp: 164451
[   39.550514][   T36] hardirqs last  enabled at (164461): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.550784][   T36] hardirqs last disabled at (164470): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.551064][   T36] softirqs last  enabled at (163910): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   39.551347][   T36] softirqs last disabled at (163903): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   39.551623][   T36] ---[ end trace 0000000000000000 ]---
[   39.551898][   T36] ------------[ cut here ]------------
[   39.552075][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u17:0/36
[   39.552387][   T36] CPU: 2 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.552706][   T36] Tainted: [W]=WARN
[   39.552844][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.553054][   T36] Workqueue: events_unbound linkwatch_event
[   39.553804][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.554086][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.554628][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   39.554875][   T36] RAX: 00000000ffffffa6 RBX: ff11000013d30ac0 RCX: 1ff4000000051f02
[   39.555166][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d30b78
[   39.555441][   T36] RBP: ff11000005439000 R08: 1fe22000027a6170 R09: ff11000001d651a8
[   39.555716][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   39.556004][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   39.556298][   T36] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   39.556606][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.556853][   T36] CR2: 00007f6579f4a574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   39.557160][   T36] PKRU: 55555554
[   39.557348][   T36] Call Trace:
[   39.557535][   T36]  <TASK>
[   39.557696][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.557925][   T36]  ? notifier_call_chain+0xb0/0x320
[   39.558163][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   39.558355][   T36]  netif_state_change+0x155/0x340
[   39.558569][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   39.558770][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   39.558952][   T36]  __linkwatch_run_queue+0x34c/0x750
[   39.559141][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   39.559339][   T36]  linkwatch_event+0x7f/0xb0
[   39.559516][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   39.559684][   T36]  process_one_work+0xdf8/0x1410
[   39.559857][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   39.560037][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   39.560226][   T36]  worker_thread+0x4f1/0xd60
[   39.560404][   T36]  ? rescuer_thread+0x1320/0x1320
[   39.560572][   T36]  kthread+0x367/0x460
[   39.560711][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   39.560919][   T36]  ? kthread_affine_node+0x330/0x330
[   39.561090][   T36]  ret_from_fork+0x474/0x6b0
[   39.561278][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   39.561477][   T36]  ? __switch_to+0x5a3/0xe00
[   39.561649][   T36]  ? kthread_affine_node+0x330/0x330
[   39.561819][   T36]  ret_from_fork_asm+0x11/0x20
[   39.562005][   T36]  </TASK>
[   39.562170][   T36] irq event stamp: 167657
[   39.562312][   T36] hardirqs last  enabled at (167667): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.562574][   T36] hardirqs last disabled at (167676): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.562833][   T36] softirqs last  enabled at (167446): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   39.563121][   T36] softirqs last disabled at (167363): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   39.563385][   T36] ---[ end trace 0000000000000000 ]---
[   39.564028][   T36] ------------[ cut here ]------------
[   39.564214][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u17:0/36
[   39.564506][   T36] CPU: 2 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.564856][   T36] Tainted: [W]=WARN
[   39.565003][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.565702][   T36] Workqueue: events_unbound linkwatch_event
[   39.565969][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.566255][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.566785][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   39.567044][   T36] RAX: 00000000ffffffa6 RBX: ff11000013d30900 RCX: 1ff4000000051f02
[   39.567342][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d309b8
[   39.567620][   T36] RBP: ff11000015894000 R08: 1fe22000027a6138 R09: ff11000001d651a8
[   39.567896][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   39.568191][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   39.568472][   T36] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   39.568779][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.569034][   T36] CR2: 00007f6579f4a574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   39.569322][   T36] PKRU: 55555554
[   39.569507][   T36] Call Trace:
[   39.569693][   T36]  <TASK>
[   39.569852][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.570081][   T36]  ? notifier_call_chain+0xb0/0x320
[   39.570320][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   39.570510][   T36]  netif_state_change+0x155/0x340
[   39.570729][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   39.570983][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   39.571184][   T36]  __linkwatch_run_queue+0x34c/0x750
[   39.571356][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   39.571529][   T36]  linkwatch_event+0x7f/0xb0
[   39.571702][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   39.571870][   T36]  process_one_work+0xdf8/0x1410
[   39.572049][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   39.572234][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   39.572407][   T36]  worker_thread+0x4f1/0xd60
[   39.572581][   T36]  ? rescuer_thread+0x1320/0x1320
[   39.572750][   T36]  kthread+0x367/0x460
[   39.572889][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   39.573108][   T36]  ? kthread_affine_node+0x330/0x330
[   39.573276][   T36]  ret_from_fork+0x474/0x6b0
[   39.573447][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   39.573643][   T36]  ? __switch_to+0x5a3/0xe00
[   39.573813][   T36]  ? kthread_affine_node+0x330/0x330
[   39.573993][   T36]  ret_from_fork_asm+0x11/0x20
[   39.574181][   T36]  </TASK>
[   39.574318][   T36] irq event stamp: 171337
[   39.574455][   T36] hardirqs last  enabled at (171347): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.574710][   T36] hardirqs last disabled at (171356): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.574976][   T36] softirqs last  enabled at (171146): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   39.575245][   T36] softirqs last disabled at (171119): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   39.575502][   T36] ---[ end trace 0000000000000000 ]---
[   39.576732][  T441] hsr3: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   39.577665][  T441] ------------[ cut here ]------------
[   39.577796][  T441] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/441
[   39.578194][  T441] CPU: 0 UID: 0 PID: 441 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   39.578459][  T441] Tainted: [W]=WARN
[   39.578558][  T441] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.578722][  T441] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   39.578893][  T441] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   39.579579][  T441] RSP: 0018:ffa0000001327020 EFLAGS: 00010286
[   39.579746][  T441] RAX: 00000000ffffffa6 RBX: ff11000013d31700 RCX: 1ff4000000264dca
[   39.579945][  T441] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d317b8
[   39.580247][  T441] RBP: ff1100000f7c9000 R08: 1fe22000027a62f8 R09: ff11000004cc0b58
[   39.580440][  T441] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   39.580634][  T441] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f7c9ce1
[   39.580830][  T441] FS:  00007f2db1199840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   39.581061][  T441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.581338][  T441] CR2: 000000002b9f2988 CR3: 000000001329d003 CR4: 0000000000771ef0
[   39.581532][  T441] PKRU: 55555554
[   39.581632][  T441] Call Trace:
[   39.581733][  T441]  <TASK>
[   39.581801][  T441]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   39.581938][  T441]  rtmsg_ifinfo+0x5c/0xb0
[   39.582039][  T441]  ? mark_held_locks+0x40/0x70
[   39.582283][  T441]  __dev_notify_flags+0x1b8/0x280
[   39.582414][  T441]  ? netif_change_name+0x8c0/0x8c0
[   39.582545][  T441]  ? __dev_change_flags+0x4a4/0x660
[   39.582675][  T441]  ? netif_set_allmulti+0x250/0x250
[   39.582806][  T441]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.582944][  T441]  ? is_bpf_text_address+0x68/0x110
[   39.583076][  T441]  netif_change_flags+0xfe/0x190
[   39.583319][  T441]  do_setlink.isra.0+0x1cc3/0x2750
[   39.583451][  T441]  ? rtnl_link_get_size+0x350/0x350
[   39.583579][  T441]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   39.583746][  T441]  ? rcu_read_lock_any_held+0x3c/0x90
[   39.583874][  T441]  ? validate_chain+0x38b/0xc20
[   39.584010][  T441]  ? rcu_read_lock_any_held+0x66/0x90
[   39.584248][  T441]  ? stack_depot_save_flags+0x367/0x770
[   39.584382][  T441]  ? __lock_acquire+0x508/0xc10
[   39.584512][  T441]  ? lock_acquire.part.0+0xbc/0x260
[   39.584641][  T441]  ? rtnl_newlink+0x883/0xea0
[   39.584773][  T441]  ? rcu_is_watching+0x15/0xd0
[   39.584903][  T441]  ? lock_acquire+0x134/0x160
[   39.585036][  T441]  ? rcu_is_watching+0x15/0xd0
[   39.585257][  T441]  ? rcu_is_watching+0x15/0xd0
[   39.585388][  T441]  ? trace_contention_end+0xb3/0x1a0
[   39.585519][  T441]  ? __mutex_lock+0x1db/0x2010
[   39.585651][  T441]  ? __mutex_lock+0x9b2/0x2010
[   39.585781][  T441]  ? rtnl_newlink+0x883/0xea0
[   39.585918][  T441]  ? ww_mutex_lock+0x160/0x160
[   39.586051][  T441]  ? __rtnl_newlink+0x3fa/0xa50
[   39.586272][  T441]  rtnl_newlink+0x8d1/0xea0
[   39.586404][  T441]  ? lock_acquire.part.0+0xbc/0x260
[   39.586532][  T441]  ? __rtnl_newlink+0xa50/0xa50
[   39.586661][  T441]  ? mark_usage+0x61/0x170
[   39.586792][  T441]  ? lock_acquire.part.0+0xbc/0x260
[   39.586925][  T441]  ? find_held_lock+0x2b/0x80
[   39.587056][  T441]  ? __rtnl_newlink+0xa50/0xa50
[   39.587272][  T441]  ? __lock_release.isra.0+0x6b/0x1a0
[   39.587402][  T441]  ? __rtnl_newlink+0xa50/0xa50
[   39.587533][  T441]  rtnetlink_rcv_msg+0x40d/0x9e0
[   39.587662][  T441]  ? validate_chain+0x38b/0xc20
[   39.587792][  T441]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.587925][  T441]  ? __lock_acquire+0x508/0xc10
[   39.588061][  T441]  ? lock_acquire.part.0+0xbc/0x260
[   39.588286][  T441]  ? find_held_lock+0x2b/0x80
[   39.588418][  T441]  netlink_rcv_skb+0x14e/0x3a0
[   39.588550][  T441]  ? rtnl_stats_set+0x3f0/0x3f0
[   39.588684][  T441]  ? netlink_ack+0xcd0/0xcd0
[   39.588816][  T441]  ? netlink_deliver_tap+0xc5/0x330
[   39.588950][  T441]  ? netlink_deliver_tap+0x13c/0x330
[   39.589081][  T441]  netlink_unicast+0x486/0x750
[   39.589295][  T441]  ? netlink_attachskb+0x810/0x810
[   39.589425][  T441]  ? __lock_acquire+0x508/0xc10
[   39.589555][  T441]  netlink_sendmsg+0x735/0xc60
[   39.589685][  T441]  ? netlink_unicast+0x750/0x750
[   39.589815][  T441]  ? __might_fault+0x97/0x140
[   39.589952][  T441]  ____sys_sendmsg+0x419/0x850
[   39.590081][  T441]  ? copy_msghdr_from_user+0x2a0/0x460
[   39.590281][  T441]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   39.590443][  T441]  ? move_addr_to_kernel+0x40/0x40
[   39.590573][  T441]  ? stack_depot_save_flags+0x367/0x770
[   39.590702][  T441]  ? validate_chain+0x38b/0xc20
[   39.590833][  T441]  ___sys_sendmsg+0x14e/0x1d0
[   39.590967][  T441]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   39.591232][  T441]  ? copy_msghdr_from_user+0x460/0x460
[   39.591374][  T441]  __sys_sendmsg+0x145/0x1f0
[   39.591504][  T441]  ? __sys_sendmsg_sock+0x20/0x20
[   39.591634][  T441]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   39.591797][  T441]  ? do_raw_spin_unlock+0x59/0x250
[   39.591930][  T441]  ? rcu_is_watching+0x15/0xd0
[   39.592060][  T441]  do_syscall_64+0x117/0xfc0
[   39.592240][  T441]  ? trace_hardirqs_off+0xd/0x30
[   39.592371][  T441]  ? exc_page_fault+0xee/0x100
[   39.592501][  T441]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   39.592666][  T441] RIP: 0033:0x7f2db13d308e
[   39.592805][  T441] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   39.593354][  T441] RSP: 002b:00007ffd1ab382f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.593552][  T441] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2db13d308e
[   39.593746][  T441] RDX: 0000000000000000 RSI: 00007ffd1ab383a0 RDI: 0000000000000005
[   39.593943][  T441] RBP: 00007ffd1ab38300 R08: 0000000000000000 R09: 0000000000000000
[   39.594196][  T441] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c68a
[   39.594392][  T441] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1ab38a70
[   39.594593][  T441]  </TASK>
[   39.594693][  T441] irq event stamp: 28439
[   39.594792][  T441] hardirqs last  enabled at (28447): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   39.595022][  T441] hardirqs last disabled at (28454): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   39.595307][  T441] softirqs last  enabled at (28554): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   39.595532][  T441] softirqs last disabled at (28463): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   39.595755][  T441] ---[ end trace 0000000000000000 ]---
[   40.027646][   T38] ------------[ cut here ]------------
[   40.027894][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u19:0/38
[   40.028274][   T38] CPU: 2 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   40.028594][   T38] Tainted: [W]=WARN
[   40.028731][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.028934][   T38] Workqueue: events_unbound linkwatch_event
[   40.029155][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   40.029360][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   40.029826][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   40.030033][   T38] RAX: 00000000ffffffa6 RBX: ff110000159d8040 RCX: 1ff4000000055f02
[   40.030267][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d80f8
[   40.030491][   T38] RBP: ff11000013a9c000 R08: 1fe2200002b3b020 R09: ff11000001d92ea8
[   40.030720][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   40.030952][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.031200][   T38] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   40.031458][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.031656][   T38] CR2: 00007efc7f52a010 CR3: 0000000010673003 CR4: 0000000000771ef0
[   40.031885][   T38] PKRU: 55555554
[   40.032032][   T38] Call Trace:
[   40.032187][   T38]  <TASK>
[   40.032299][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   40.032471][   T38]  ? notifier_call_chain+0xb0/0x320
[   40.032639][   T38]  rtmsg_ifinfo+0x5c/0xb0
[   40.032779][   T38]  netif_state_change+0x155/0x340
[   40.032958][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   40.033169][   T38]  ? linkwatch_do_dev+0xae/0xd0
[   40.033337][   T38]  __linkwatch_run_queue+0x34c/0x750
[   40.033502][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[   40.033670][   T38]  linkwatch_event+0x7f/0xb0
[   40.033837][   T38]  ? __linkwatch_run_queue+0x750/0x750
[   40.034013][   T38]  process_one_work+0xdf8/0x1410
[   40.034208][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[   40.034375][   T38]  ? lock_acquire.part.0+0xbc/0x260
[   40.034546][   T38]  worker_thread+0x4f1/0xd60
[   40.034721][   T38]  ? rescuer_thread+0x1320/0x1320
[   40.034894][   T38]  kthread+0x367/0x460
[   40.035041][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   40.035256][   T38]  ? kthread_affine_node+0x330/0x330
[   40.035425][   T38]  ret_from_fork+0x474/0x6b0
[   40.035605][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   40.035804][   T38]  ? __switch_to+0x5a3/0xe00
[   40.035986][   T38]  ? kthread_affine_node+0x330/0x330
[   40.036176][   T38]  ret_from_fork_asm+0x11/0x20
[   40.036351][   T38]  </TASK>
[   40.036489][   T38] irq event stamp: 121859
[   40.036626][   T38] hardirqs last  enabled at (121869): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   40.036888][   T38] hardirqs last disabled at (121878): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   40.037173][   T38] softirqs last  enabled at (121598): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   40.037431][   T38] softirqs last disabled at (121591): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   40.037685][   T38] ---[ end trace 0000000000000000 ]---
[   40.038372][   T38] ------------[ cut here ]------------
[   40.038547][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u19:0/38
[   40.038834][   T38] CPU: 2 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   40.039172][   T38] Tainted: [W]=WARN
[   40.039308][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.039510][   T38] Workqueue: events_unbound linkwatch_event
[   40.039715][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   40.039923][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   40.040405][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   40.040607][   T38] RAX: 00000000ffffffa6 RBX: ff110000159d8740 RCX: 1ff4000000055f02
[   40.040831][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d87f8
[   40.041062][   T38] RBP: ff11000013851000 R08: 1fe2200002b3b100 R09: ff11000001d92ea8
[   40.041295][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   40.041523][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.041752][   T38] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   40.042016][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.042229][   T38] CR2: 00007efc7f52a010 CR3: 0000000010673003 CR4: 0000000000771ef0
[   40.042458][   T38] PKRU: 55555554
[   40.042598][   T38] Call Trace:
[   40.042735][   T38]  <TASK>
[   40.042844][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   40.043022][   T38]  ? notifier_call_chain+0xb0/0x320
[   40.043208][   T38]  rtmsg_ifinfo+0x5c/0xb0
[   40.043347][   T38]  netif_state_change+0x155/0x340
[   40.043520][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   40.043717][   T38]  ? linkwatch_do_dev+0xae/0xd0
[   40.043886][   T38]  __linkwatch_run_queue+0x34c/0x750
[   40.044063][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[   40.044243][   T38]  linkwatch_event+0x7f/0xb0
[   40.044411][   T38]  ? __linkwatch_run_queue+0x750/0x750
[   40.044583][   T38]  process_one_work+0xdf8/0x1410
[   40.044754][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[   40.044930][   T38]  ? lock_acquire.part.0+0xbc/0x260
[   40.045116][   T38]  worker_thread+0x4f1/0xd60
[   40.045289][   T38]  ? rescuer_thread+0x1320/0x1320
[   40.045459][   T38]  kthread+0x367/0x460
[   40.045600][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   40.045799][   T38]  ? kthread_affine_node+0x330/0x330
[   40.045977][   T38]  ret_from_fork+0x474/0x6b0
[   40.046166][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   40.046365][   T38]  ? __switch_to+0x5a3/0xe00
[   40.046534][   T38]  ? kthread_affine_node+0x330/0x330
[   40.046702][   T38]  ret_from_fork_asm+0x11/0x20
[   40.046878][   T38]  </TASK>
[   40.047019][   T38] irq event stamp: 122715
[   40.047168][   T38] hardirqs last  enabled at (122727): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   40.047427][   T38] hardirqs last disabled at (122736): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   40.047684][   T38] softirqs last  enabled at (122232): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   40.047952][   T38] softirqs last disabled at (122230): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   40.048221][   T38] ---[ end trace 0000000000000000 ]---
[   46.480907][   T67] ------------[ cut here ]------------
[   46.481080][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   46.481340][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.481607][   T67] Tainted: [W]=WARN
[   46.481694][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.481840][   T67] Workqueue: netns cleanup_net
[   46.481972][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.482134][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.482544][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   46.482693][   T67] RAX: 00000000ffffffa6 RBX: ff11000005d75a80 RCX: 1ff4000000090eed
[   46.482870][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005d75b38
[   46.483047][   T67] RBP: ff11000011459000 R08: 1fe2200000baeb68 R09: ff1100000faa0bd0
[   46.483225][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   46.483400][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.483579][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   46.483801][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.483946][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03002 CR4: 0000000000771ef0
[   46.484133][   T67] PKRU: 55555554
[   46.484220][   T67] Call Trace:
[   46.484309][   T67]  <TASK>
[   46.484421][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   46.484587][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   46.484730][   T67]  ? queue_rcu_work+0x7c/0xa0
[   46.484856][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   46.484977][   T67]  ? rtnl_is_locked+0x15/0x20
[   46.485093][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   46.485269][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.485385][   T67]  ops_undo_list+0x615/0x8f0
[   46.485505][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   46.485620][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.485736][   T67]  cleanup_net+0x431/0x890
[   46.485849][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   46.485972][   T67]  ? process_one_work+0xdb7/0x1410
[   46.486117][   T67]  ? lock_acquire+0x134/0x160
[   46.486231][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.486349][   T67]  process_one_work+0xdf8/0x1410
[   46.486467][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   46.486580][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   46.486700][   T67]  worker_thread+0x4f1/0xd60
[   46.486815][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.486930][   T67]  ? __kthread_parkme+0xbd/0x210
[   46.487053][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.487182][   T67]  kthread+0x367/0x460
[   46.487269][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   46.487416][   T67]  ? kthread_affine_node+0x330/0x330
[   46.487532][   T67]  ret_from_fork+0x474/0x6b0
[   46.487655][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   46.487800][   T67]  ? __switch_to+0x5a3/0xe00
[   46.487918][   T67]  ? kthread_affine_node+0x330/0x330
[   46.488042][   T67]  ret_from_fork_asm+0x11/0x20
[   46.488171][   T67]  </TASK>
[   46.488257][   T67] irq event stamp: 534879
[   46.488350][   T67] hardirqs last  enabled at (534887): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.488550][   T67] hardirqs last disabled at (534894): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.488752][   T67] softirqs last  enabled at (534726): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.488951][   T67] softirqs last disabled at (534683): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.489165][   T67] ---[ end trace 0000000000000000 ]---
[   46.505126][   T67] vethA: left promiscuous mode
[   46.505369][   T67] ------------[ cut here ]------------
[   46.505507][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   46.505773][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.506071][   T67] Tainted: [W]=WARN
[   46.506183][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.506399][   T67] Workqueue: netns cleanup_net
[   46.506552][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.506722][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.507208][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   46.507382][   T67] RAX: 00000000ffffffa6 RBX: ff11000005d75000 RCX: 1ff4000000090eae
[   46.507576][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005d750b8
[   46.507767][   T67] RBP: ff11000010f09000 R08: 1fe2200000baea18 R09: ff1100000faa0bd0
[   46.507959][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   46.508170][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000048c7650
[   46.508364][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   46.508589][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.508750][   T67] CR2: 00007ffe875b8f98 CR3: 0000000013d03002 CR4: 0000000000771ef0
[   46.508943][   T67] PKRU: 55555554
[   46.509047][   T67] Call Trace:
[   46.509149][   T67]  <TASK>
[   46.509217][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   46.509349][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   46.509450][   T67]  __dev_notify_flags+0x1b8/0x280
[   46.509579][   T67]  ? netdev_info+0xe2/0x116
[   46.509709][   T67]  ? netdev_notice+0x120/0x120
[   46.509839][   T67]  ? netif_change_name+0x8c0/0x8c0
[   46.509975][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   46.510142][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   46.510272][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   46.510404][   T67]  __dev_set_promiscuity+0x194/0x230
[   46.510533][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   46.510662][   T67]  netif_set_promiscuity+0x4c/0xc0
[   46.510791][   T67]  dev_set_promiscuity+0x9d/0x150
[   46.510921][   T67]  hsr_del_port+0x36d/0x490
[   46.511057][   T67]  hsr_del_ports+0x24/0x80
[   46.511192][   T67]  hsr_dellink+0x5d/0x90
[   46.511290][   T67]  default_device_exit_batch+0x19d/0x600
[   46.511420][   T67]  ? unregister_netdev+0x60/0x60
[   46.511550][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   46.511682][   T67]  ops_undo_list+0x2ce/0x8f0
[   46.511815][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   46.511948][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.512085][   T67]  cleanup_net+0x431/0x890
[   46.512220][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   46.512349][   T67]  ? process_one_work+0xdb7/0x1410
[   46.512482][   T67]  ? lock_acquire+0x134/0x160
[   46.512610][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.512740][   T67]  process_one_work+0xdf8/0x1410
[   46.512873][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   46.513012][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   46.513149][   T67]  worker_thread+0x4f1/0xd60
[   46.513279][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.513407][   T67]  ? __kthread_parkme+0xbd/0x210
[   46.513538][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.513667][   T67]  kthread+0x367/0x460
[   46.513764][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   46.513926][   T67]  ? kthread_affine_node+0x330/0x330
[   46.514062][   T67]  ret_from_fork+0x474/0x6b0
[   46.514202][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   46.514364][   T67]  ? __switch_to+0x5a3/0xe00
[   46.514496][   T67]  ? kthread_affine_node+0x330/0x330
[   46.514628][   T67]  ret_from_fork_asm+0x11/0x20
[   46.514761][   T67]  </TASK>
[   46.514860][   T67] irq event stamp: 536661
[   46.514957][   T67] hardirqs last  enabled at (536669): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.515194][   T67] hardirqs last disabled at (536678): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.515418][   T67] softirqs last  enabled at (536246): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.515646][   T67] softirqs last disabled at (536241): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.515874][   T67] ---[ end trace 0000000000000000 ]---
[   46.516218][   T67] ------------[ cut here ]------------
[   46.516355][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   46.516653][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.516954][   T67] Tainted: [W]=WARN
[   46.517057][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.517289][   T67] Workqueue: netns cleanup_net
[   46.517423][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.517589][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.518041][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   46.518254][   T67] RAX: 00000000ffffffa6 RBX: ff11000005d743c0 RCX: 1ff4000000090eb2
[   46.518442][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005d74478
[   46.518630][   T67] RBP: ff11000010f09000 R08: 1fe2200000bae890 R09: ff1100000faa0bd0
[   46.518820][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   46.519014][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   46.519253][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   46.519478][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.519636][   T67] CR2: 00007ffe875b8f98 CR3: 0000000013d03002 CR4: 0000000000771ef0
[   46.519825][   T67] PKRU: 55555554
[   46.519922][   T67] Call Trace:
[   46.520022][   T67]  <TASK>
[   46.520088][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.520240][   T67]  rtnetlink_event+0xe0/0x1f0
[   46.520367][   T67]  notifier_call_chain+0xb0/0x320
[   46.520497][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   46.520623][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   46.520782][   T67]  ? find_held_lock+0x2b/0x80
[   46.520909][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   46.521040][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   46.521202][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   46.521331][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   46.521458][   T67]  hsr_del_port+0x25a/0x490
[   46.521586][   T67]  hsr_del_ports+0x24/0x80
[   46.521712][   T67]  hsr_dellink+0x5d/0x90
[   46.521808][   T67]  default_device_exit_batch+0x19d/0x600
[   46.521937][   T67]  ? unregister_netdev+0x60/0x60
[   46.522069][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   46.522207][   T67]  ops_undo_list+0x2ce/0x8f0
[   46.522336][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   46.522464][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.522592][   T67]  cleanup_net+0x431/0x890
[   46.522718][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   46.522844][   T67]  ? process_one_work+0xdb7/0x1410
[   46.522978][   T67]  ? lock_acquire+0x134/0x160
[   46.523109][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.523237][   T67]  process_one_work+0xdf8/0x1410
[   46.523366][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   46.523492][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   46.523622][   T67]  worker_thread+0x4f1/0xd60
[   46.523750][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.523877][   T67]  ? __kthread_parkme+0xbd/0x210
[   46.524008][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.524142][   T67]  kthread+0x367/0x460
[   46.524239][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   46.524402][   T67]  ? kthread_affine_node+0x330/0x330
[   46.524530][   T67]  ret_from_fork+0x474/0x6b0
[   46.524742][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   46.524901][   T67]  ? __switch_to+0x5a3/0xe00
[   46.525032][   T67]  ? kthread_affine_node+0x330/0x330
[   46.525168][   T67]  ret_from_fork_asm+0x11/0x20
[   46.525387][   T67]  </TASK>
[   46.525483][   T67] irq event stamp: 537635
[   46.525578][   T67] hardirqs last  enabled at (537643): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.525800][   T67] hardirqs last disabled at (537650): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.526110][   T67] softirqs last  enabled at (537310): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.526332][   T67] softirqs last disabled at (537277): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.526636][   T67] ---[ end trace 0000000000000000 ]---
[   46.527133][   T67] vethB: left promiscuous mode
[   46.527416][   T67] ------------[ cut here ]------------
[   46.527552][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   46.527818][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.529261][   T67] Tainted: [W]=WARN
[   46.529370][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.529538][   T67] Workqueue: netns cleanup_net
[   46.529679][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.529851][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.530450][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   46.530619][   T67] RAX: 00000000ffffffa6 RBX: ff11000005d74580 RCX: 1ff4000000090eae
[   46.530818][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005d74638
[   46.531028][   T67] RBP: ff11000013854000 R08: 1fe2200000bae8c8 R09: ff1100000faa0bd0
[   46.531352][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   46.531554][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000048c7550
[   46.531756][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   46.531999][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.532270][   T67] CR2: 00007f9c3e233668 CR3: 00000000105cf005 CR4: 0000000000771ef0
[   46.532471][   T67] PKRU: 55555554
[   46.532571][   T67] Call Trace:
[   46.532671][   T67]  <TASK>
[   46.532744][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   46.532880][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   46.532987][   T67]  __dev_notify_flags+0x1b8/0x280
[   46.533208][   T67]  ? netdev_info+0xe2/0x116
[   46.533346][   T67]  ? netdev_notice+0x120/0x120
[   46.533479][   T67]  ? netif_change_name+0x8c0/0x8c0
[   46.533615][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   46.533781][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   46.533918][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   46.534058][   T67]  __dev_set_promiscuity+0x194/0x230
[   46.534235][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   46.534373][   T67]  netif_set_promiscuity+0x4c/0xc0
[   46.534512][   T67]  dev_set_promiscuity+0x9d/0x150
[   46.534649][   T67]  hsr_del_port+0x36d/0x490
[   46.534784][   T67]  hsr_del_ports+0x3e/0x80
[   46.534918][   T67]  hsr_dellink+0x5d/0x90
[   46.535022][   T67]  default_device_exit_batch+0x19d/0x600
[   46.535163][   T67]  ? unregister_netdev+0x60/0x60
[   46.535302][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   46.535440][   T67]  ops_undo_list+0x2ce/0x8f0
[   46.535576][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   46.535709][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.535844][   T67]  cleanup_net+0x431/0x890
[   46.535989][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   46.536127][   T67]  ? process_one_work+0xdb7/0x1410
[   46.536268][   T67]  ? lock_acquire+0x134/0x160
[   46.536402][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.536539][   T67]  process_one_work+0xdf8/0x1410
[   46.536676][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   46.536811][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   46.536951][   T67]  worker_thread+0x4f1/0xd60
[   46.537093][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.537232][   T67]  ? __kthread_parkme+0xbd/0x210
[   46.537369][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.537501][   T67]  kthread+0x367/0x460
[   46.537602][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   46.537772][   T67]  ? kthread_affine_node+0x330/0x330
[   46.537907][   T67]  ret_from_fork+0x474/0x6b0
[   46.538046][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   46.538217][   T67]  ? __switch_to+0x5a3/0xe00
[   46.538355][   T67]  ? kthread_affine_node+0x330/0x330
[   46.538489][   T67]  ret_from_fork_asm+0x11/0x20
[   46.538627][   T67]  </TASK>
[   46.538728][   T67] irq event stamp: 540587
[   46.538829][   T67] hardirqs last  enabled at (540595): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.539068][   T67] hardirqs last disabled at (540602): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.539306][   T67] softirqs last  enabled at (540312): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.539540][   T67] softirqs last disabled at (540247): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.539949][   T67] ---[ end trace 0000000000000000 ]---
[   46.540442][   T67] ------------[ cut here ]------------
[   46.540657][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   46.541060][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.541736][   T67] Tainted: [W]=WARN
[   46.541888][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.542157][   T67] Workqueue: netns cleanup_net
[   46.542366][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.542626][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.543354][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   46.543605][   T67] RAX: 00000000ffffffa6 RBX: ff11000005d74740 RCX: 1ff4000000090eb2
[   46.543901][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005d747f8
[   46.544215][   T67] RBP: ff11000013854000 R08: 1fe2200000bae900 R09: ff1100000faa0bd0
[   46.544515][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   46.544810][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   46.545118][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   46.545471][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.545724][   T67] CR2: 0000555fbff369c8 CR3: 0000000013d03006 CR4: 0000000000771ef0
[   46.546026][   T67] PKRU: 55555554
[   46.546188][   T67] Call Trace:
[   46.546337][   T67]  <TASK>
[   46.546443][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.546645][   T67]  rtnetlink_event+0xe0/0x1f0
[   46.546846][   T67]  notifier_call_chain+0xb0/0x320
[   46.547056][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   46.547269][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   46.547510][   T67]  ? find_held_lock+0x2b/0x80
[   46.547712][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   46.547910][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   46.548167][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   46.548374][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   46.548574][   T67]  hsr_del_port+0x25a/0x490
[   46.548779][   T67]  hsr_del_ports+0x3e/0x80
[   46.548983][   T67]  hsr_dellink+0x5d/0x90
[   46.549147][   T67]  default_device_exit_batch+0x19d/0x600
[   46.549353][   T67]  ? unregister_netdev+0x60/0x60
[   46.549557][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   46.549763][   T67]  ops_undo_list+0x2ce/0x8f0
[   46.549974][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   46.550182][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.550387][   T67]  cleanup_net+0x431/0x890
[   46.550589][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   46.550790][   T67]  ? process_one_work+0xdb7/0x1410
[   46.550999][   T67]  ? lock_acquire+0x134/0x160
[   46.551207][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.551412][   T67]  process_one_work+0xdf8/0x1410
[   46.551616][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   46.551814][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   46.552022][   T67]  worker_thread+0x4f1/0xd60
[   46.552232][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.552432][   T67]  ? __kthread_parkme+0xbd/0x210
[   46.552634][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.552833][   T67]  kthread+0x367/0x460
[   46.552988][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   46.553245][   T67]  ? kthread_affine_node+0x330/0x330
[   46.553445][   T67]  ret_from_fork+0x474/0x6b0
[   46.553643][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   46.553896][   T67]  ? __switch_to+0x5a3/0xe00
[   46.554118][   T67]  ? kthread_affine_node+0x330/0x330
[   46.554326][   T67]  ret_from_fork_asm+0x11/0x20
[   46.554533][   T67]  </TASK>
[   46.554683][   T67] irq event stamp: 541477
[   46.554833][   T67] hardirqs last  enabled at (541485): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.555193][   T67] hardirqs last disabled at (541494): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.555535][   T67] softirqs last  enabled at (540996): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.555881][   T67] softirqs last disabled at (540991): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.556243][   T67] ---[ end trace 0000000000000000 ]---
[   46.557010][   T67] ------------[ cut here ]------------
[   46.557216][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   46.557865][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.558396][   T67] Tainted: [W]=WARN
[   46.558544][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.558785][   T67] Workqueue: netns cleanup_net
[   46.559001][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.559256][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.559928][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   46.560184][   T67] RAX: 00000000ffffffa6 RBX: ff11000004f8eac0 RCX: 1ff4000000090eaf
[   46.560474][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8eb78
[   46.560761][   T67] RBP: ff11000015e24000 R08: 1fe22000009f1d70 R09: ff1100000faa0bd0
[   46.561040][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   46.561334][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013854000
[   46.561620][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   46.561969][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.562219][   T67] CR2: 0000555fbff369c8 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   46.562505][   T67] PKRU: 55555554
[   46.562648][   T67] Call Trace:
[   46.562792][   T67]  <TASK>
[   46.562892][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   46.563092][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   46.563250][   T67]  netif_close_many+0x2ac/0x640
[   46.563447][   T67]  ? __dev_close_many+0x530/0x530
[   46.563637][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   46.563872][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   46.564122][   T67]  ? mark_held_locks+0x40/0x70
[   46.564313][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.564509][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   46.564747][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.564939][   T67]  ? rtnl_is_locked+0x15/0x20
[   46.565142][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   46.565385][   T67]  ? unregister_netdevice_many+0x20/0x20
[   46.565581][   T67]  default_device_exit_batch+0x38b/0x600
[   46.565775][   T67]  ? unregister_netdev+0x60/0x60
[   46.565974][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   46.566181][   T67]  ops_undo_list+0x2ce/0x8f0
[   46.566376][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   46.566561][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.566755][   T67]  cleanup_net+0x431/0x890
[   46.566946][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   46.567149][   T67]  ? process_one_work+0xdb7/0x1410
[   46.567346][   T67]  ? lock_acquire+0x134/0x160
[   46.567539][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.567732][   T67]  process_one_work+0xdf8/0x1410
[   46.567929][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   46.568135][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   46.568332][   T67]  worker_thread+0x4f1/0xd60
[   46.568526][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.568716][   T67]  ? __kthread_parkme+0xbd/0x210
[   46.568912][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.569388][   T67]  kthread+0x367/0x460
[   46.569531][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   46.569761][   T67]  ? kthread_affine_node+0x330/0x330
[   46.569943][   T67]  ret_from_fork+0x474/0x6b0
[   46.570276][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   46.570507][   T67]  ? __switch_to+0x5a3/0xe00
[   46.570696][   T67]  ? kthread_affine_node+0x330/0x330
[   46.571022][   T67]  ret_from_fork_asm+0x11/0x20
[   46.571231][   T67]  </TASK>
[   46.571372][   T67] irq event stamp: 542495
[   46.571513][   T67] hardirqs last  enabled at (542503): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.571838][   T67] hardirqs last disabled at (542510): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.572179][   T67] softirqs last  enabled at (541996): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.572504][   T67] softirqs last disabled at (541909): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.572965][   T67] ---[ end trace 0000000000000000 ]---
[   46.574725][   T67] ------------[ cut here ]------------
[   46.574915][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   46.576150][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.576575][   T67] Tainted: [W]=WARN
[   46.576715][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.576953][   T67] Workqueue: netns cleanup_net
[   46.577253][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.577585][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.578348][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   46.578588][   T67] RAX: 00000000ffffffa6 RBX: ff11000013d30e40 RCX: 1ff4000000090eaf
[   46.578872][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d30ef8
[   46.579250][   T67] RBP: ff11000013854000 R08: 1fe22000027a61e0 R09: ff1100000faa0bd0
[   46.579533][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   46.579808][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013851000
[   46.580097][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   46.580517][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.580752][   T67] CR2: 0000555fbff369c8 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   46.581040][   T67] PKRU: 55555554
[   46.581270][   T67] Call Trace:
[   46.581413][   T67]  <TASK>
[   46.581512][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   46.581701][   T67]  ? notifier_call_chain+0xb0/0x320
[   46.581887][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   46.582035][   T67]  netif_close_many+0x2ac/0x640
[   46.582314][   T67]  ? __dev_close_many+0x530/0x530
[   46.582504][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   46.582740][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   46.582984][   T67]  ? mark_held_locks+0x40/0x70
[   46.583265][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.583453][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   46.583686][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.583872][   T67]  ? rtnl_is_locked+0x15/0x20
[   46.584061][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   46.584383][   T67]  ? unregister_netdevice_many+0x20/0x20
[   46.584578][   T67]  default_device_exit_batch+0x38b/0x600
[   46.584766][   T67]  ? unregister_netdev+0x60/0x60
[   46.584954][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   46.585237][   T67]  ops_undo_list+0x2ce/0x8f0
[   46.585425][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   46.585610][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.585802][   T67]  cleanup_net+0x431/0x890
[   46.585999][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   46.586274][   T67]  ? process_one_work+0xdb7/0x1410
[   46.586464][   T67]  ? lock_acquire+0x134/0x160
[   46.586646][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.586835][   T67]  process_one_work+0xdf8/0x1410
[   46.587034][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   46.587313][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   46.587511][   T67]  worker_thread+0x4f1/0xd60
[   46.587701][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.587885][   T67]  ? __kthread_parkme+0xbd/0x210
[   46.588075][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.588351][   T67]  kthread+0x367/0x460
[   46.588492][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   46.588729][   T67]  ? kthread_affine_node+0x330/0x330
[   46.588916][   T67]  ret_from_fork+0x474/0x6b0
[   46.589191][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   46.589426][   T67]  ? __switch_to+0x5a3/0xe00
[   46.589614][   T67]  ? kthread_affine_node+0x330/0x330
[   46.589801][   T67]  ret_from_fork_asm+0x11/0x20
[   46.590003][   T67]  </TASK>
[   46.590232][   T67] irq event stamp: 547411
[   46.590374][   T67] hardirqs last  enabled at (547419): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.590698][   T67] hardirqs last disabled at (547426): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.591021][   T67] softirqs last  enabled at (547408): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.591438][   T67] softirqs last disabled at (547443): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.591760][   T67] ---[ end trace 0000000000000000 ]---
[   46.602205][   T67] ------------[ cut here ]------------
[   46.602368][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   46.602618][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.602893][   T67] Tainted: [W]=WARN
[   46.602995][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.603161][   T67] Workqueue: netns cleanup_net
[   46.603298][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.603458][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.603896][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   46.604058][   T67] RAX: 00000000ffffffa6 RBX: ff11000004db1540 RCX: 1ff4000000090eaf
[   46.604249][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004db15f8
[   46.604438][   T67] RBP: ff11000013851000 R08: 1fe22000009b62c0 R09: ff1100000faa0bd0
[   46.604621][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   46.604812][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f09000
[   46.605007][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   46.605240][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.605396][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03002 CR4: 0000000000771ef0
[   46.605582][   T67] PKRU: 55555554
[   46.605674][   T67] Call Trace:
[   46.605767][   T67]  <TASK>
[   46.605832][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   46.605956][   T67]  ? notifier_call_chain+0xb0/0x320
[   46.606087][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   46.606186][   T67]  netif_close_many+0x2ac/0x640
[   46.606312][   T67]  ? __dev_close_many+0x530/0x530
[   46.606435][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   46.606589][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   46.606744][   T67]  ? mark_held_locks+0x40/0x70
[   46.606866][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.606998][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   46.607166][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.607289][   T67]  ? rtnl_is_locked+0x15/0x20
[   46.607411][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   46.607570][   T67]  ? unregister_netdevice_many+0x20/0x20
[   46.607694][   T67]  default_device_exit_batch+0x38b/0x600
[   46.607816][   T67]  ? unregister_netdev+0x60/0x60
[   46.607938][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   46.608067][   T67]  ops_undo_list+0x2ce/0x8f0
[   46.608198][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   46.608320][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.608445][   T67]  cleanup_net+0x431/0x890
[   46.608567][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   46.608696][   T67]  ? process_one_work+0xdb7/0x1410
[   46.608830][   T67]  ? lock_acquire+0x134/0x160
[   46.608953][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.609094][   T67]  process_one_work+0xdf8/0x1410
[   46.609226][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   46.609351][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   46.609476][   T67]  worker_thread+0x4f1/0xd60
[   46.609601][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.609722][   T67]  ? __kthread_parkme+0xbd/0x210
[   46.609847][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.609975][   T67]  kthread+0x367/0x460
[   46.610068][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   46.610233][   T67]  ? kthread_affine_node+0x330/0x330
[   46.610357][   T67]  ret_from_fork+0x474/0x6b0
[   46.610481][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   46.610631][   T67]  ? __switch_to+0x5a3/0xe00
[   46.610757][   T67]  ? kthread_affine_node+0x330/0x330
[   46.610880][   T67]  ret_from_fork_asm+0x11/0x20
[   46.611013][   T67]  </TASK>
[   46.611110][   T67] irq event stamp: 561539
[   46.611203][   T67] hardirqs last  enabled at (561547): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.611419][   T67] hardirqs last disabled at (561554): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.611632][   T67] softirqs last  enabled at (561114): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.611846][   T67] softirqs last disabled at (561109): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.612078][   T67] ---[ end trace 0000000000000000 ]---
[   46.612975][   T67] ------------[ cut here ]------------
[   46.613104][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   46.613347][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.613627][   T67] Tainted: [W]=WARN
[   46.613718][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.613875][   T67] Workqueue: netns cleanup_net
[   46.614008][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.614172][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.614609][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   46.614762][   T67] RAX: 00000000ffffffa6 RBX: ff11000011536c80 RCX: 1ff4000000090eaf
[   46.614946][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011536d38
[   46.615142][   T67] RBP: ff11000010f09000 R08: 1fe22000022a6da8 R09: ff1100000faa0bd0
[   46.615324][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   46.615506][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a9c000
[   46.615691][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   46.615903][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.616062][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03002 CR4: 0000000000771ef0
[   46.616251][   T67] PKRU: 55555554
[   46.616343][   T67] Call Trace:
[   46.616433][   T67]  <TASK>
[   46.616498][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   46.616619][   T67]  ? notifier_call_chain+0xb0/0x320
[   46.616742][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   46.616835][   T67]  netif_close_many+0x2ac/0x640
[   46.616958][   T67]  ? __dev_close_many+0x530/0x530
[   46.617084][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   46.617240][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   46.617392][   T67]  ? mark_held_locks+0x40/0x70
[   46.617511][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.617633][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   46.617783][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.617902][   T67]  ? rtnl_is_locked+0x15/0x20
[   46.618026][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   46.618181][   T67]  ? unregister_netdevice_many+0x20/0x20
[   46.618304][   T67]  default_device_exit_batch+0x38b/0x600
[   46.618427][   T67]  ? unregister_netdev+0x60/0x60
[   46.618548][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   46.618671][   T67]  ops_undo_list+0x2ce/0x8f0
[   46.618794][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   46.618913][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.619041][   T67]  cleanup_net+0x431/0x890
[   46.619170][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   46.619295][   T67]  ? process_one_work+0xdb7/0x1410
[   46.619418][   T67]  ? lock_acquire+0x134/0x160
[   46.619540][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.619665][   T67]  process_one_work+0xdf8/0x1410
[   46.619789][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   46.619910][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   46.620036][   T67]  worker_thread+0x4f1/0xd60
[   46.620167][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.620314][   T67]  ? __kthread_parkme+0xbd/0x210
[   46.620439][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.620564][   T67]  kthread+0x367/0x460
[   46.620656][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   46.620812][   T67]  ? kthread_affine_node+0x330/0x330
[   46.620935][   T67]  ret_from_fork+0x474/0x6b0
[   46.621062][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   46.621225][   T67]  ? __switch_to+0x5a3/0xe00
[   46.621352][   T67]  ? kthread_affine_node+0x330/0x330
[   46.621476][   T67]  ret_from_fork_asm+0x11/0x20
[   46.621604][   T67]  </TASK>
[   46.621695][   T67] irq event stamp: 563881
[   46.621786][   T67] hardirqs last  enabled at (563889): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.622008][   T67] hardirqs last disabled at (563896): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.622226][   T67] softirqs last  enabled at (563466): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.622440][   T67] softirqs last disabled at (563461): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.622650][   T67] ---[ end trace 0000000000000000 ]---
[   46.623528][   T67] ------------[ cut here ]------------
[   46.623657][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   46.623904][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.624589][   T67] Tainted: [W]=WARN
[   46.624684][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.624838][   T67] Workqueue: netns cleanup_net
[   46.624977][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.625141][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.625573][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   46.625727][   T67] RAX: 00000000ffffffa6 RBX: ff11000010058e40 RCX: 1ff4000000090eaf
[   46.625910][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010058ef8
[   46.626102][   T67] RBP: ff11000013a9c000 R08: 1fe220000200b1e0 R09: ff1100000faa0bd0
[   46.626285][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   46.626468][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f131000
[   46.626652][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   46.626865][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.627024][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03002 CR4: 0000000000771ef0
[   46.627212][   T67] PKRU: 55555554
[   46.627306][   T67] Call Trace:
[   46.627398][   T67]  <TASK>
[   46.627462][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   46.627584][   T67]  ? notifier_call_chain+0xb0/0x320
[   46.627705][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   46.627799][   T67]  netif_close_many+0x2ac/0x640
[   46.627923][   T67]  ? __dev_close_many+0x530/0x530
[   46.628050][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   46.628208][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   46.628361][   T67]  ? mark_held_locks+0x40/0x70
[   46.628482][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.628604][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   46.628753][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.628873][   T67]  ? rtnl_is_locked+0x15/0x20
[   46.628998][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   46.629155][   T67]  ? unregister_netdevice_many+0x20/0x20
[   46.629284][   T67]  default_device_exit_batch+0x38b/0x600
[   46.629406][   T67]  ? unregister_netdev+0x60/0x60
[   46.629528][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   46.629652][   T67]  ops_undo_list+0x2ce/0x8f0
[   46.629775][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   46.629895][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.630023][   T67]  cleanup_net+0x431/0x890
[   46.630151][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   46.630272][   T67]  ? process_one_work+0xdb7/0x1410
[   46.630396][   T67]  ? lock_acquire+0x134/0x160
[   46.630519][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.630644][   T67]  process_one_work+0xdf8/0x1410
[   46.630772][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   46.630898][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   46.631028][   T67]  worker_thread+0x4f1/0xd60
[   46.631157][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.631280][   T67]  ? __kthread_parkme+0xbd/0x210
[   46.631404][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.631526][   T67]  kthread+0x367/0x460
[   46.631618][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   46.631769][   T67]  ? kthread_affine_node+0x330/0x330
[   46.631893][   T67]  ret_from_fork+0x474/0x6b0
[   46.632022][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   46.632178][   T67]  ? __switch_to+0x5a3/0xe00
[   46.632300][   T67]  ? kthread_affine_node+0x330/0x330
[   46.632421][   T67]  ret_from_fork_asm+0x11/0x20
[   46.632549][   T67]  </TASK>
[   46.632642][   T67] irq event stamp: 566955
[   46.632736][   T67] hardirqs last  enabled at (566963): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.632947][   T67] hardirqs last disabled at (566970): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.633168][   T67] softirqs last  enabled at (566590): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.633378][   T67] softirqs last disabled at (566585): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.633590][   T67] ---[ end trace 0000000000000000 ]---
[   46.634539][   T67] ------------[ cut here ]------------
[   46.634663][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   46.634904][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.635779][   T67] Tainted: [W]=WARN
[   46.635873][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.636030][   T67] Workqueue: netns cleanup_net
[   46.636209][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.636367][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.636850][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   46.637006][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a89e00 RCX: 1ff4000000090eaf
[   46.637243][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89eb8
[   46.637428][   T67] RBP: ff1100000f131000 R08: 1fe2200002b513d8 R09: ff1100000faa0bd0
[   46.637613][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   46.637795][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   46.637981][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   46.638247][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.638402][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03002 CR4: 0000000000771ef0
[   46.638585][   T67] PKRU: 55555554
[   46.638677][   T67] Call Trace:
[   46.638767][   T67]  <TASK>
[   46.638830][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   46.638950][   T67]  ? notifier_call_chain+0xb0/0x320
[   46.639075][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   46.639219][   T67]  netif_close_many+0x2ac/0x640
[   46.639343][   T67]  ? __dev_close_many+0x530/0x530
[   46.639466][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   46.639618][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   46.639770][   T67]  ? mark_held_locks+0x40/0x70
[   46.639891][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.640021][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   46.640225][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.640349][   T67]  ? rtnl_is_locked+0x15/0x20
[   46.640471][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   46.640623][   T67]  ? unregister_netdevice_many+0x20/0x20
[   46.640746][   T67]  default_device_exit_batch+0x38b/0x600
[   46.640869][   T67]  ? unregister_netdev+0x60/0x60
[   46.640995][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   46.641169][   T67]  ops_undo_list+0x2ce/0x8f0
[   46.641297][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   46.641416][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.641541][   T67]  cleanup_net+0x431/0x890
[   46.641663][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   46.641790][   T67]  ? process_one_work+0xdb7/0x1410
[   46.641912][   T67]  ? lock_acquire+0x134/0x160
[   46.642039][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.642217][   T67]  process_one_work+0xdf8/0x1410
[   46.642341][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   46.642461][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   46.642589][   T67]  worker_thread+0x4f1/0xd60
[   46.642712][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.642833][   T67]  ? __kthread_parkme+0xbd/0x210
[   46.642954][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.643082][   T67]  kthread+0x367/0x460
[   46.643229][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   46.643383][   T67]  ? kthread_affine_node+0x330/0x330
[   46.643505][   T67]  ret_from_fork+0x474/0x6b0
[   46.643628][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   46.643813][   T67]  ? __switch_to+0x5a3/0xe00
[   46.643997][   T67]  ? kthread_affine_node+0x330/0x330
[   46.644266][   T67]  ret_from_fork_asm+0x11/0x20
[   46.644461][   T67]  </TASK>
[   46.644596][   T67] irq event stamp: 571315
[   46.644714][   T67] hardirqs last  enabled at (571323): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.644929][   T67] hardirqs last disabled at (571330): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.645211][   T67] softirqs last  enabled at (571430): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.645428][   T67] softirqs last disabled at (571339): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.645642][   T67] ---[ end trace 0000000000000000 ]---
[   46.653302][   T67] ------------[ cut here ]------------
[   46.653481][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   46.653762][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.654091][   T67] Tainted: [W]=WARN
[   46.654238][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.654431][   T67] Workqueue: netns cleanup_net
[   46.654602][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.654803][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.655296][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   46.655492][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a89c40 RCX: 1ff4000000090ed5
[   46.655710][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89cf8
[   46.655930][   T67] RBP: ff11000015e24000 R08: 1fe2200002b513a0 R09: ff1100000faa0bd0
[   46.656170][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   46.656390][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.656611][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   46.656865][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.657068][   T67] CR2: 00007f54a9134000 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   46.657334][   T67] PKRU: 55555554
[   46.657476][   T67] Call Trace:
[   46.657609][   T67]  <TASK>
[   46.657716][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   46.657917][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   46.658181][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.658414][   T67]  ? rtnl_is_locked+0x15/0x20
[   46.658639][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   46.658913][   T67]  default_device_exit_batch+0x38b/0x600
[   46.659176][   T67]  ? unregister_netdev+0x60/0x60
[   46.659404][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   46.659584][   T67]  ops_undo_list+0x2ce/0x8f0
[   46.659753][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   46.659919][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.660111][   T67]  cleanup_net+0x431/0x890
[   46.660277][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   46.660441][   T67]  ? process_one_work+0xdb7/0x1410
[   46.660606][   T67]  ? lock_acquire+0x134/0x160
[   46.660767][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.660934][   T67]  process_one_work+0xdf8/0x1410
[   46.661116][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   46.661283][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   46.661450][   T67]  worker_thread+0x4f1/0xd60
[   46.661614][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.661778][   T67]  ? __kthread_parkme+0xbd/0x210
[   46.661943][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.662126][   T67]  kthread+0x367/0x460
[   46.662261][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   46.662459][   T67]  ? kthread_affine_node+0x330/0x330
[   46.662624][   T67]  ret_from_fork+0x474/0x6b0
[   46.662789][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   46.662986][   T67]  ? __switch_to+0x5a3/0xe00
[   46.663167][   T67]  ? kthread_affine_node+0x330/0x330
[   46.663332][   T67]  ret_from_fork_asm+0x11/0x20
[   46.663501][   T67]  </TASK>
[   46.663638][   T67] irq event stamp: 580961
[   46.663772][   T67] hardirqs last  enabled at (580971): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.664028][   T67] hardirqs last disabled at (580980): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.664288][   T67] softirqs last  enabled at (580594): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.664541][   T67] softirqs last disabled at (580507): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.664796][   T67] ---[ end trace 0000000000000000 ]---
[   46.667338][   T67] ------------[ cut here ]------------
[   46.667505][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   46.667785][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.668137][   T67] Tainted: [W]=WARN
[   46.668271][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.668463][   T67] Workqueue: netns cleanup_net
[   46.668635][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.668837][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.670119][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   46.670751][   T67] RAX: 00000000ffffffa6 RBX: ff110000117683c0 RCX: 1ff4000000090ed5
[   46.671122][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011768478
[   46.671404][   T67] RBP: ff11000013854000 R08: 1fe22000022ed090 R09: ff1100000faa0bd0
[   46.671667][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   46.671932][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.672222][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   46.672519][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.672762][   T67] CR2: 00007f54a9134000 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   46.673043][   T67] PKRU: 55555554
[   46.673237][   T67] Call Trace:
[   46.673452][   T67]  <TASK>
[   46.673583][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   46.673777][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   46.673979][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.674166][   T67]  ? rtnl_is_locked+0x15/0x20
[   46.674330][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   46.674528][   T67]  default_device_exit_batch+0x38b/0x600
[   46.674693][   T67]  ? unregister_netdev+0x60/0x60
[   46.674857][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   46.675034][   T67]  ops_undo_list+0x2ce/0x8f0
[   46.675212][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   46.675378][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.675543][   T67]  cleanup_net+0x431/0x890
[   46.675706][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   46.675867][   T67]  ? process_one_work+0xdb7/0x1410
[   46.676040][   T67]  ? lock_acquire+0x134/0x160
[   46.676217][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.676384][   T67]  process_one_work+0xdf8/0x1410
[   46.676554][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   46.676717][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   46.676885][   T67]  worker_thread+0x4f1/0xd60
[   46.677057][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.677236][   T67]  ? __kthread_parkme+0xbd/0x210
[   46.677402][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.677567][   T67]  kthread+0x367/0x460
[   46.677716][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   46.677960][   T67]  ? kthread_affine_node+0x330/0x330
[   46.678180][   T67]  ret_from_fork+0x474/0x6b0
[   46.678349][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   46.678541][   T67]  ? __switch_to+0x5a3/0xe00
[   46.678707][   T67]  ? kthread_affine_node+0x330/0x330
[   46.678873][   T67]  ret_from_fork_asm+0x11/0x20
[   46.679054][   T67]  </TASK>
[   46.679207][   T67] irq event stamp: 586959
[   46.679343][   T67] hardirqs last  enabled at (586969): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.679592][   T67] hardirqs last disabled at (586978): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.679838][   T67] softirqs last  enabled at (586624): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.680110][   T67] softirqs last disabled at (586579): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.680358][   T67] ---[ end trace 0000000000000000 ]---
[   46.681737][   T67] vethA (unregistering): left promiscuous mode
[   46.682062][   T67] ------------[ cut here ]------------
[   46.682929][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   46.683228][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.683540][   T67] Tainted: [W]=WARN
[   46.683674][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.683866][   T67] Workqueue: netns cleanup_net
[   46.684052][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.684273][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.684736][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   46.684931][   T67] RAX: 00000000ffffffa6 RBX: ff11000010116900 RCX: 1ff4000000090ed5
[   46.685171][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101169b8
[   46.685394][   T67] RBP: ff11000013851000 R08: 1fe2200002022d38 R09: ff1100000faa0bd0
[   46.685613][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   46.685831][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.686063][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   46.686332][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.686525][   T67] CR2: 00007f54a9134000 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   46.686746][   T67] PKRU: 55555554
[   46.686878][   T67] Call Trace:
[   46.687023][   T67]  <TASK>
[   46.687143][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   46.687346][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   46.687538][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.687703][   T67]  ? rtnl_is_locked+0x15/0x20
[   46.687867][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   46.688072][   T67]  default_device_exit_batch+0x38b/0x600
[   46.688272][   T67]  ? unregister_netdev+0x60/0x60
[   46.688499][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   46.688731][   T67]  ops_undo_list+0x2ce/0x8f0
[   46.688975][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   46.689217][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.689447][   T67]  cleanup_net+0x431/0x890
[   46.689675][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   46.689896][   T67]  ? process_one_work+0xdb7/0x1410
[   46.690154][   T67]  ? lock_acquire+0x134/0x160
[   46.690400][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.690641][   T67]  process_one_work+0xdf8/0x1410
[   46.690891][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   46.691161][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   46.691410][   T67]  worker_thread+0x4f1/0xd60
[   46.691648][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.691884][   T67]  ? __kthread_parkme+0xbd/0x210
[   46.692149][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.692392][   T67]  kthread+0x367/0x460
[   46.692586][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   46.692886][   T67]  ? kthread_affine_node+0x330/0x330
[   46.693164][   T67]  ret_from_fork+0x474/0x6b0
[   46.693424][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   46.693723][   T67]  ? __switch_to+0x5a3/0xe00
[   46.693982][   T67]  ? kthread_affine_node+0x330/0x330
[   46.694248][   T67]  ret_from_fork_asm+0x11/0x20
[   46.694502][   T67]  </TASK>
[   46.694680][   T67] irq event stamp: 591223
[   46.694855][   T67] hardirqs last  enabled at (591233): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.695227][   T67] hardirqs last disabled at (591244): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.695571][   T67] softirqs last  enabled at (590674): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.695914][   T67] softirqs last disabled at (589187): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.696281][   T67] ---[ end trace 0000000000000000 ]---
[   46.701551][   T67] ------------[ cut here ]------------
[   46.701686][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   46.701923][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.702203][   T67] Tainted: [W]=WARN
[   46.702294][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.702440][   T67] Workqueue: netns cleanup_net
[   46.702563][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.702720][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.703152][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   46.703300][   T67] RAX: 00000000ffffffa6 RBX: ff110000101163c0 RCX: 1ff4000000090ed5
[   46.703482][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010116478
[   46.703658][   T67] RBP: ff11000010f09000 R08: 1fe2200002022c90 R09: ff1100000faa0bd0
[   46.703836][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   46.704021][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.704207][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   46.704413][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.704567][   T67] CR2: 00007f8a983ea430 CR3: 0000000004b94002 CR4: 0000000000771ef0
[   46.704740][   T67] PKRU: 55555554
[   46.704828][   T67] Call Trace:
[   46.704914][   T67]  <TASK>
[   46.704980][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   46.705166][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   46.705312][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.705429][   T67]  ? rtnl_is_locked+0x15/0x20
[   46.705545][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   46.705691][   T67]  default_device_exit_batch+0x38b/0x600
[   46.705808][   T67]  ? unregister_netdev+0x60/0x60
[   46.705923][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   46.706058][   T67]  ops_undo_list+0x2ce/0x8f0
[   46.706186][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   46.706308][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.706428][   T67]  cleanup_net+0x431/0x890
[   46.706546][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   46.706663][   T67]  ? process_one_work+0xdb7/0x1410
[   46.706782][   T67]  ? lock_acquire+0x134/0x160
[   46.706910][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.707040][   T67]  process_one_work+0xdf8/0x1410
[   46.707171][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   46.707294][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   46.707417][   T67]  worker_thread+0x4f1/0xd60
[   46.707536][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.707651][   T67]  ? __kthread_parkme+0xbd/0x210
[   46.707773][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.707899][   T67]  kthread+0x367/0x460
[   46.708003][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   46.708159][   T67]  ? kthread_affine_node+0x330/0x330
[   46.708281][   T67]  ret_from_fork+0x474/0x6b0
[   46.708398][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   46.708548][   T67]  ? __switch_to+0x5a3/0xe00
[   46.708670][   T67]  ? kthread_affine_node+0x330/0x330
[   46.708790][   T67]  ret_from_fork_asm+0x11/0x20
[   46.708914][   T67]  </TASK>
[   46.709014][   T67] irq event stamp: 594121
[   46.709108][   T67] hardirqs last  enabled at (594131): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.709312][   T67] hardirqs last disabled at (594138): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.709513][   T67] softirqs last  enabled at (593996): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.709722][   T67] softirqs last disabled at (593991): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.709931][   T67] ---[ end trace 0000000000000000 ]---
[   46.717296][   T67] vethB (unregistering): left promiscuous mode
[   46.717570][   T67] ------------[ cut here ]------------
[   46.717691][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   46.717920][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.718205][   T67] Tainted: [W]=WARN
[   46.718293][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.718443][   T67] Workqueue: netns cleanup_net
[   46.718568][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.718720][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.719678][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   46.719833][   T67] RAX: 00000000ffffffa6 RBX: ff110000159d9380 RCX: 1ff4000000090ed5
[   46.720015][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d9438
[   46.720243][   T67] RBP: ff11000013a9c000 R08: 1fe2200002b3b288 R09: ff1100000faa0bd0
[   46.720418][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   46.720595][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.720774][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   46.720989][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.721182][   T67] CR2: 00007f8a983ea430 CR3: 0000000004b94002 CR4: 0000000000771ef0
[   46.721355][   T67] PKRU: 55555554
[   46.721441][   T67] Call Trace:
[   46.721529][   T67]  <TASK>
[   46.721590][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   46.721737][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   46.721932][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.722056][   T67]  ? rtnl_is_locked+0x15/0x20
[   46.722219][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   46.722367][   T67]  default_device_exit_batch+0x38b/0x600
[   46.722489][   T67]  ? unregister_netdev+0x60/0x60
[   46.722605][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   46.722725][   T67]  ops_undo_list+0x2ce/0x8f0
[   46.722842][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   46.722956][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.723081][   T67]  cleanup_net+0x431/0x890
[   46.723244][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   46.723362][   T67]  ? process_one_work+0xdb7/0x1410
[   46.723480][   T67]  ? lock_acquire+0x134/0x160
[   46.723593][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.723713][   T67]  process_one_work+0xdf8/0x1410
[   46.723830][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   46.723945][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   46.724070][   T67]  worker_thread+0x4f1/0xd60
[   46.724238][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.724354][   T67]  ? __kthread_parkme+0xbd/0x210
[   46.724471][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.724590][   T67]  kthread+0x367/0x460
[   46.724677][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   46.724824][   T67]  ? kthread_affine_node+0x330/0x330
[   46.724941][   T67]  ret_from_fork+0x474/0x6b0
[   46.725061][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   46.725254][   T67]  ? __switch_to+0x5a3/0xe00
[   46.725379][   T67]  ? kthread_affine_node+0x330/0x330
[   46.725500][   T67]  ret_from_fork_asm+0x11/0x20
[   46.725622][   T67]  </TASK>
[   46.725710][   T67] irq event stamp: 604627
[   46.725797][   T67] hardirqs last  enabled at (604635): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.726006][   T67] hardirqs last disabled at (604642): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.726269][   T67] softirqs last  enabled at (604742): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.726471][   T67] softirqs last disabled at (604651): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.726681][   T67] ---[ end trace 0000000000000000 ]---
[   46.735778][   T67] ------------[ cut here ]------------
[   46.735906][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   46.736148][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.736417][   T67] Tainted: [W]=WARN
[   46.736505][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.736652][   T67] Workqueue: netns cleanup_net
[   46.736775][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.736932][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.737355][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   46.737506][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ea1540 RCX: 1ff4000000090ed5
[   46.737684][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea15f8
[   46.737859][   T67] RBP: ff1100000f131000 R08: 1fe22000027d42c0 R09: ff1100000faa0bd0
[   46.738038][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   46.738661][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.738843][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   46.739058][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.739254][   T67] CR2: 00007f8a983ea430 CR3: 0000000004b94002 CR4: 0000000000771ef0
[   46.739431][   T67] PKRU: 55555554
[   46.739569][   T67] Call Trace:
[   46.739655][   T67]  <TASK>
[   46.739715][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   46.739865][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   46.740014][   T67]  ? mutex_is_locked+0x1c/0x50
[   46.740180][   T67]  ? rtnl_is_locked+0x15/0x20
[   46.740298][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   46.740444][   T67]  default_device_exit_batch+0x38b/0x600
[   46.740566][   T67]  ? unregister_netdev+0x60/0x60
[   46.740682][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   46.740803][   T67]  ops_undo_list+0x2ce/0x8f0
[   46.740921][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   46.741043][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.741210][   T67]  cleanup_net+0x431/0x890
[   46.741329][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   46.741444][   T67]  ? process_one_work+0xdb7/0x1410
[   46.741562][   T67]  ? lock_acquire+0x134/0x160
[   46.741686][   T67]  ? rcu_is_watching+0x15/0xd0
[   46.741809][   T67]  process_one_work+0xdf8/0x1410
[   46.741929][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   46.742050][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   46.742216][   T67]  worker_thread+0x4f1/0xd60
[   46.742334][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.742449][   T67]  ? __kthread_parkme+0xbd/0x210
[   46.742568][   T67]  ? rescuer_thread+0x1320/0x1320
[   46.742685][   T67]  kthread+0x367/0x460
[   46.742773][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   46.742919][   T67]  ? kthread_affine_node+0x330/0x330
[   46.743040][   T67]  ret_from_fork+0x474/0x6b0
[   46.743206][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   46.743351][   T67]  ? __switch_to+0x5a3/0xe00
[   46.743469][   T67]  ? kthread_affine_node+0x330/0x330
[   46.743585][   T67]  ret_from_fork_asm+0x11/0x20
[   46.743709][   T67]  </TASK>
[   46.743795][   T67] irq event stamp: 616853
[   46.743884][   T67] hardirqs last  enabled at (616861): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.744091][   T67] hardirqs last disabled at (616868): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.744341][   T67] softirqs last  enabled at (616970): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.744543][   T67] softirqs last disabled at (616877): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.744741][   T67] ---[ end trace 0000000000000000 ]---
[   46.752333][  T476] ------------[ cut here ]------------
[   46.752482][  T476] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/476
[   46.752703][  T476] CPU: 3 UID: 0 PID: 476 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.752954][  T476] Tainted: [W]=WARN
[   46.753054][  T476] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.753217][  T476] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.753383][  T476] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.753832][  T476] RSP: 0018:ffa0000001377ab0 EFLAGS: 00010286
[   46.753999][  T476] RAX: 00000000ffffffa6 RBX: ff11000015a7da80 RCX: 1ff400000026ef1c
[   46.754201][  T476] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a7db38
[   46.754393][  T476] RBP: ff11000013ac4000 R08: 1fe2200002b4fb68 R09: ff11000015cc8b80
[   46.754584][  T476] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   46.754778][  T476] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013ac4000
[   46.754973][  T476] FS:  00007f8a981e3840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   46.755203][  T476] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.755367][  T476] CR2: 00007f8a983ea430 CR3: 0000000004b94002 CR4: 0000000000771ef0
[   46.755557][  T476] PKRU: 55555554
[   46.755653][  T476] Call Trace:
[   46.755746][  T476]  <TASK>
[   46.755811][  T476]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   46.755940][  T476]  ? notifier_call_chain+0xb0/0x320
[   46.756076][  T476]  rtmsg_ifinfo+0x5c/0xb0
[   46.756176][  T476]  register_netdevice+0x137a/0x1980
[   46.756303][  T476]  ? unregister_netdevice_queue+0x470/0x470
[   46.756460][  T476]  register_netdev+0x23/0x40
[   46.756585][  T476]  loopback_net_init+0x7d/0x150
[   46.756714][  T476]  ops_init+0x187/0x560
[   46.756813][  T476]  setup_net+0x11b/0x3b0
[   46.756908][  T476]  ? unregister_pernet_device+0x80/0x80
[   46.757040][  T476]  ? lockdep_init_map_type+0x5d/0x250
[   46.757170][  T476]  ? mutex_init_lockdep+0xf6/0x120
[   46.757299][  T476]  copy_net_ns+0x2fd/0x450
[   46.757430][  T476]  create_new_namespaces+0x371/0xa10
[   46.757557][  T476]  unshare_nsproxy_namespaces+0xa5/0x150
[   46.757687][  T476]  ksys_unshare+0x47e/0x8c0
[   46.757816][  T476]  ? walk_process_tree+0x350/0x350
[   46.757944][  T476]  ? __ia32_sys_open+0x1b0/0x1b0
[   46.758078][  T476]  __x64_sys_unshare+0x34/0x50
[   46.759087][  T476]  ? do_syscall_64+0x82/0xfc0
[   46.759312][  T476]  do_syscall_64+0x117/0xfc0
[   46.759438][  T476]  ? trace_hardirqs_off+0xd/0x30
[   46.759564][  T476]  ? exc_page_fault+0xee/0x100
[   46.759692][  T476]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   46.759846][  T476] RIP: 0033:0x7f8a984a5bcb
[   46.759997][  T476] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   46.760563][  T476] RSP: 002b:00007fff73eaade8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   46.760753][  T476] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8a984a5bcb
[   46.760944][  T476] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   46.762575][  T476] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   46.762762][  T476] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff73ead010
[   46.762962][  T476] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff73eae8c6
[   46.763262][  T476]  </TASK>
[   46.763357][  T476] irq event stamp: 19005
[   46.763451][  T476] hardirqs last  enabled at (19013): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.763668][  T476] hardirqs last disabled at (19020): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.763887][  T476] softirqs last  enabled at (18994): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.764166][  T476] softirqs last disabled at (19037): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.764383][  T476] ---[ end trace 0000000000000000 ]---
[   46.767826][  T476] ------------[ cut here ]------------
[   46.767962][  T476] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/476
[   46.769357][  T476] CPU: 3 UID: 0 PID: 476 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.769611][  T476] Tainted: [W]=WARN
[   46.769706][  T476] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.769863][  T476] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.770041][  T476] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.770538][  T476] RSP: 0018:ffa0000001377a98 EFLAGS: 00010286
[   46.770698][  T476] RAX: 00000000ffffffa6 RBX: ff11000015a7ce40 RCX: 1ff400000026ef19
[   46.770889][  T476] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a7cef8
[   46.771082][  T476] RBP: ff11000015ed4000 R08: 1fe2200002b4f9e0 R09: ff11000015cc8b80
[   46.771274][  T476] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   46.771463][  T476] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ed4000
[   46.771653][  T476] FS:  00007f8a981e3840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   46.771872][  T476] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.772038][  T476] CR2: 00007f8a983ea430 CR3: 0000000004b94002 CR4: 0000000000771ef0
[   46.772231][  T476] PKRU: 55555554
[   46.772331][  T476] Call Trace:
[   46.772430][  T476]  <TASK>
[   46.772495][  T476]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   46.772624][  T476]  ? notifier_call_chain+0xb0/0x320
[   46.772757][  T476]  rtmsg_ifinfo+0x5c/0xb0
[   46.772853][  T476]  register_netdevice+0x137a/0x1980
[   46.772984][  T476]  ? unregister_netdevice_queue+0x470/0x470
[   46.773145][  T476]  ? alloc_netdev_mqs+0xed0/0x1490
[   46.773278][  T476]  register_netdev+0x23/0x40
[   46.773403][  T476]  sit_init_net+0x299/0x570
[   46.773533][  T476]  ops_init+0x187/0x560
[   46.773629][  T476]  setup_net+0x11b/0x3b0
[   46.773724][  T476]  ? unregister_pernet_device+0x80/0x80
[   46.773852][  T476]  ? lockdep_init_map_type+0x5d/0x250
[   46.773983][  T476]  ? mutex_init_lockdep+0xf6/0x120
[   46.774115][  T476]  copy_net_ns+0x2fd/0x450
[   46.774241][  T476]  create_new_namespaces+0x371/0xa10
[   46.774372][  T476]  unshare_nsproxy_namespaces+0xa5/0x150
[   46.774500][  T476]  ksys_unshare+0x47e/0x8c0
[   46.774629][  T476]  ? walk_process_tree+0x350/0x350
[   46.774756][  T476]  ? __ia32_sys_open+0x1b0/0x1b0
[   46.774886][  T476]  __x64_sys_unshare+0x34/0x50
[   46.775015][  T476]  ? do_syscall_64+0x82/0xfc0
[   46.775145][  T476]  do_syscall_64+0x117/0xfc0
[   46.775274][  T476]  ? trace_hardirqs_off+0xd/0x30
[   46.775403][  T476]  ? exc_page_fault+0xee/0x100
[   46.775529][  T476]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   46.775687][  T476] RIP: 0033:0x7f8a984a5bcb
[   46.775820][  T476] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   46.776287][  T476] RSP: 002b:00007fff73eaade8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   46.776479][  T476] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8a984a5bcb
[   46.776670][  T476] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   46.776860][  T476] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   46.777057][  T476] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff73ead010
[   46.777252][  T476] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff73eae8c6
[   46.777447][  T476]  </TASK>
[   46.777540][  T476] irq event stamp: 22717
[   46.777635][  T476] hardirqs last  enabled at (22725): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.777860][  T476] hardirqs last disabled at (22732): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.778082][  T476] softirqs last  enabled at (22318): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.778309][  T476] softirqs last disabled at (22235): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.778528][  T476] ---[ end trace 0000000000000000 ]---
[   46.822408][  T477] ------------[ cut here ]------------
[   46.822637][  T477] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/477
[   46.822999][  T477] CPU: 0 UID: 0 PID: 477 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   46.823527][  T477] Tainted: [W]=WARN
[   46.823681][  T477] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.823933][  T477] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   46.824362][  T477] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   46.825073][  T477] RSP: 0018:ffa0000001417020 EFLAGS: 00010286
[   46.825456][  T477] RAX: 00000000ffffffa6 RBX: ff11000015e0c200 RCX: 1ff4000000282dca
[   46.825753][  T477] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e0c2b8
[   46.826057][  T477] RBP: ff11000013ac4000 R08: 1fe2200002bc1858 R09: ff11000004d90b58
[   46.826463][  T477] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   46.826755][  T477] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013ac4ce1
[   46.827055][  T477] FS:  00007f20cf045840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   46.827457][  T477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.827707][  T477] CR2: 000000000ed5b988 CR3: 0000000015a0e002 CR4: 0000000000771ef0
[   46.828010][  T477] PKRU: 55555554
[   46.828167][  T477] Call Trace:
[   46.828314][  T477]  <TASK>
[   46.828416][  T477]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   46.828617][  T477]  rtmsg_ifinfo+0x5c/0xb0
[   46.828770][  T477]  ? mark_held_locks+0x40/0x70
[   46.828974][  T477]  __dev_notify_flags+0x1b8/0x280
[   46.829184][  T477]  ? netif_change_name+0x8c0/0x8c0
[   46.829384][  T477]  ? __dev_change_flags+0x4a4/0x660
[   46.829580][  T477]  ? netif_set_allmulti+0x250/0x250
[   46.829775][  T477]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.829981][  T477]  ? is_bpf_text_address+0x68/0x110
[   46.830196][  T477]  netif_change_flags+0xfe/0x190
[   46.830395][  T477]  do_setlink.isra.0+0x1cc3/0x2750
[   46.830592][  T477]  ? rtnl_link_get_size+0x350/0x350
[   46.830787][  T477]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   46.831034][  T477]  ? rcu_read_lock_any_held+0x3c/0x90
[   46.831235][  T477]  ? validate_chain+0x38b/0xc20
[   46.831431][  T477]  ? rcu_read_lock_any_held+0x66/0x90
[   46.831630][  T477]  ? stack_depot_save_flags+0x367/0x770
[   46.831829][  T477]  ? __lock_acquire+0x508/0xc10
[   46.832033][  T477]  ? lock_acquire.part.0+0xbc/0x260
[   46.832238][  T477]  ? rtnl_newlink+0x883/0xea0
[   46.832437][  T477]  ? rcu_is_watching+0x15/0xd0
[   46.832634][  T477]  ? lock_acquire+0x134/0x160
[   46.832830][  T477]  ? rcu_is_watching+0x15/0xd0
[   46.833034][  T477]  ? rcu_is_watching+0x15/0xd0
[   46.833240][  T477]  ? trace_contention_end+0xb3/0x1a0
[   46.833439][  T477]  ? __mutex_lock+0x1db/0x2010
[   46.833634][  T477]  ? __mutex_lock+0x9b2/0x2010
[   46.833832][  T477]  ? rtnl_newlink+0x883/0xea0
[   46.834037][  T477]  ? ww_mutex_lock+0x160/0x160
[   46.834249][  T477]  ? __rtnl_newlink+0x3fa/0xa50
[   46.834452][  T477]  rtnl_newlink+0x8d1/0xea0
[   46.834656][  T477]  ? lock_acquire.part.0+0xbc/0x260
[   46.834853][  T477]  ? __rtnl_newlink+0xa50/0xa50
[   46.835055][  T477]  ? mark_usage+0x61/0x170
[   46.835266][  T477]  ? lock_acquire.part.0+0xbc/0x260
[   46.835464][  T477]  ? find_held_lock+0x2b/0x80
[   46.835667][  T477]  ? __rtnl_newlink+0xa50/0xa50
[   46.835878][  T477]  ? __lock_release.isra.0+0x6b/0x1a0
[   46.836086][  T477]  ? __rtnl_newlink+0xa50/0xa50
[   46.836296][  T477]  rtnetlink_rcv_msg+0x40d/0x9e0
[   46.836493][  T477]  ? validate_chain+0x38b/0xc20
[   46.836686][  T477]  ? rtnl_stats_set+0x3f0/0x3f0
[   46.836880][  T477]  ? __lock_acquire+0x508/0xc10
[   46.837080][  T477]  ? lock_acquire.part.0+0xbc/0x260
[   46.837280][  T477]  ? find_held_lock+0x2b/0x80
[   46.837477][  T477]  netlink_rcv_skb+0x14e/0x3a0
[   46.837669][  T477]  ? rtnl_stats_set+0x3f0/0x3f0
[   46.837871][  T477]  ? netlink_ack+0xcd0/0xcd0
[   46.838077][  T477]  ? netlink_deliver_tap+0xc5/0x330
[   46.838282][  T477]  ? netlink_deliver_tap+0x13c/0x330
[   46.838483][  T477]  netlink_unicast+0x486/0x750
[   46.838682][  T477]  ? netlink_attachskb+0x810/0x810
[   46.838880][  T477]  ? __lock_acquire+0x508/0xc10
[   46.839082][  T477]  netlink_sendmsg+0x735/0xc60
[   46.839293][  T477]  ? netlink_unicast+0x750/0x750
[   46.839492][  T477]  ? __might_fault+0x97/0x140
[   46.839692][  T477]  ____sys_sendmsg+0x419/0x850
[   46.839890][  T477]  ? copy_msghdr_from_user+0x2a0/0x460
[   46.840088][  T477]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   46.840344][  T477]  ? move_addr_to_kernel+0x40/0x40
[   46.840543][  T477]  ? stack_depot_save_flags+0x367/0x770
[   46.840743][  T477]  ? validate_chain+0x38b/0xc20
[   46.840944][  T477]  ___sys_sendmsg+0x14e/0x1d0
[   46.841154][  T477]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   46.841396][  T477]  ? copy_msghdr_from_user+0x460/0x460
[   46.841605][  T477]  __sys_sendmsg+0x145/0x1f0
[   46.841800][  T477]  ? __sys_sendmsg_sock+0x20/0x20
[   46.841999][  T477]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   46.842256][  T477]  ? do_raw_spin_unlock+0x59/0x250
[   46.842451][  T477]  ? rcu_is_watching+0x15/0xd0
[   46.842644][  T477]  do_syscall_64+0x117/0xfc0
[   46.842841][  T477]  ? trace_hardirqs_off+0xd/0x30
[   46.843043][  T477]  ? exc_page_fault+0xee/0x100
[   46.843251][  T477]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   46.843492][  T477] RIP: 0033:0x7f20cf27f08e
[   46.843696][  T477] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   46.844412][  T477] RSP: 002b:00007ffe49793800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.844711][  T477] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f20cf27f08e
[   46.845012][  T477] RDX: 0000000000000000 RSI: 00007ffe497938b0 RDI: 0000000000000005
[   46.845315][  T477] RBP: 00007ffe49793810 R08: 0000000000000000 R09: 0000000000000000
[   46.845606][  T477] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c692
[   46.845903][  T477] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe49793f80
[   46.846215][  T477]  </TASK>
[   46.846363][  T477] irq event stamp: 16329
[   46.846508][  T477] hardirqs last  enabled at (16337): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   46.846846][  T477] hardirqs last disabled at (16344): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   46.847195][  T477] softirqs last  enabled at (15578): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   46.847537][  T477] softirqs last disabled at (15529): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   46.847877][  T477] ---[ end trace 0000000000000000 ]---
[   47.004205][   T67] ------------[ cut here ]------------
[   47.004402][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   47.004646][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.004922][   T67] Tainted: [W]=WARN
[   47.005020][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.005187][   T67] Workqueue: netns cleanup_net
[   47.005315][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.005467][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.005918][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   47.006076][   T67] RAX: 00000000ffffffa6 RBX: ff11000010059700 RCX: 1ff4000000090eed
[   47.006258][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100597b8
[   47.006434][   T67] RBP: ff11000013ed9000 R08: 1fe220000200b2f8 R09: ff1100000faa0bd0
[   47.006609][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   47.006783][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.006962][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   47.007254][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.007404][   T67] CR2: 00007f20cf112574 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   47.007581][   T67] PKRU: 55555554
[   47.007669][   T67] Call Trace:
[   47.007759][   T67]  <TASK>
[   47.007822][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   47.007978][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   47.008162][   T67]  ? queue_rcu_work+0x7c/0xa0
[   47.008283][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   47.008407][   T67]  ? rtnl_is_locked+0x15/0x20
[   47.008526][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   47.008643][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.008764][   T67]  ops_undo_list+0x615/0x8f0
[   47.008883][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   47.009005][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.009130][   T67]  cleanup_net+0x431/0x890
[   47.009248][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   47.009365][   T67]  ? process_one_work+0xdb7/0x1410
[   47.009487][   T67]  ? lock_acquire+0x134/0x160
[   47.009603][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.009720][   T67]  process_one_work+0xdf8/0x1410
[   47.009839][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   47.009959][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   47.010088][   T67]  worker_thread+0x4f1/0xd60
[   47.010212][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.010327][   T67]  ? __kthread_parkme+0xbd/0x210
[   47.010443][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.010564][   T67]  kthread+0x367/0x460
[   47.010658][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.010803][   T67]  ? kthread_affine_node+0x330/0x330
[   47.010924][   T67]  ret_from_fork+0x474/0x6b0
[   47.011045][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   47.011194][   T67]  ? __switch_to+0x5a3/0xe00
[   47.011311][   T67]  ? kthread_affine_node+0x330/0x330
[   47.011433][   T67]  ret_from_fork_asm+0x11/0x20
[   47.011555][   T67]  </TASK>
[   47.011642][   T67] irq event stamp: 631345
[   47.011731][   T67] hardirqs last  enabled at (631353): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.011938][   T67] hardirqs last disabled at (631360): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.012152][   T67] softirqs last  enabled at (631104): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.012352][   T67] softirqs last disabled at (631031): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.012553][   T67] ---[ end trace 0000000000000000 ]---
[   47.023647][   T67] vethA: left promiscuous mode
[   47.023887][   T67] ------------[ cut here ]------------
[   47.024025][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   47.024293][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.024582][   T67] Tainted: [W]=WARN
[   47.024680][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.024842][   T67] Workqueue: netns cleanup_net
[   47.024987][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.025166][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.025626][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   47.025798][   T67] RAX: 00000000ffffffa6 RBX: ff110000100583c0 RCX: 1ff4000000090eae
[   47.025999][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010058478
[   47.026257][   T67] RBP: ff11000005439000 R08: 1fe220000200b090 R09: ff1100000faa0bd0
[   47.026453][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   47.026646][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001bfbb50
[   47.026841][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   47.027071][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.027291][   T67] CR2: 00007f20cf112574 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   47.027486][   T67] PKRU: 55555554
[   47.027586][   T67] Call Trace:
[   47.027686][   T67]  <TASK>
[   47.027755][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.027888][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   47.028048][   T67]  __dev_notify_flags+0x1b8/0x280
[   47.028236][   T67]  ? netdev_info+0xe2/0x116
[   47.028369][   T67]  ? netdev_notice+0x120/0x120
[   47.028499][   T67]  ? netif_change_name+0x8c0/0x8c0
[   47.028629][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   47.028796][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   47.028925][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   47.029063][   T67]  __dev_set_promiscuity+0x194/0x230
[   47.029202][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   47.029334][   T67]  netif_set_promiscuity+0x4c/0xc0
[   47.029465][   T67]  dev_set_promiscuity+0x9d/0x150
[   47.029595][   T67]  hsr_del_port+0x36d/0x490
[   47.029732][   T67]  hsr_del_ports+0x24/0x80
[   47.029861][   T67]  hsr_dellink+0x5d/0x90
[   47.029959][   T67]  default_device_exit_batch+0x19d/0x600
[   47.030101][   T67]  ? unregister_netdev+0x60/0x60
[   47.030233][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   47.030367][   T67]  ops_undo_list+0x2ce/0x8f0
[   47.030498][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   47.030628][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.030761][   T67]  cleanup_net+0x431/0x890
[   47.030892][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   47.031027][   T67]  ? process_one_work+0xdb7/0x1410
[   47.031170][   T67]  ? lock_acquire+0x134/0x160
[   47.031300][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.031431][   T67]  process_one_work+0xdf8/0x1410
[   47.031564][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   47.031695][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   47.031828][   T67]  worker_thread+0x4f1/0xd60
[   47.031960][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.032101][   T67]  ? __kthread_parkme+0xbd/0x210
[   47.032234][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.032367][   T67]  kthread+0x367/0x460
[   47.032466][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.032631][   T67]  ? kthread_affine_node+0x330/0x330
[   47.032760][   T67]  ret_from_fork+0x474/0x6b0
[   47.032891][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   47.033057][   T67]  ? __switch_to+0x5a3/0xe00
[   47.033198][   T67]  ? kthread_affine_node+0x330/0x330
[   47.033330][   T67]  ret_from_fork_asm+0x11/0x20
[   47.033465][   T67]  </TASK>
[   47.033565][   T67] irq event stamp: 633351
[   47.033663][   T67] hardirqs last  enabled at (633359): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.033889][   T67] hardirqs last disabled at (633366): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.034123][   T67] softirqs last  enabled at (633200): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.034356][   T67] softirqs last disabled at (633195): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.034584][   T67] ---[ end trace 0000000000000000 ]---
[   47.034876][   T67] ------------[ cut here ]------------
[   47.035008][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   47.035266][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.035553][   T67] Tainted: [W]=WARN
[   47.035649][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.035809][   T67] Workqueue: netns cleanup_net
[   47.035942][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.036115][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.036574][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   47.036735][   T67] RAX: 00000000ffffffa6 RBX: ff11000010059e00 RCX: 1ff4000000090eb2
[   47.036931][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010059eb8
[   47.037134][   T67] RBP: ff11000005439000 R08: 1fe220000200b3d8 R09: ff1100000faa0bd0
[   47.037328][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   47.037517][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   47.037708][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   47.037929][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.038101][   T67] CR2: 00007f20cf112574 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   47.038296][   T67] PKRU: 55555554
[   47.038390][   T67] Call Trace:
[   47.038485][   T67]  <TASK>
[   47.038552][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.038682][   T67]  rtnetlink_event+0xe0/0x1f0
[   47.038811][   T67]  notifier_call_chain+0xb0/0x320
[   47.038946][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   47.039079][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   47.039302][   T67]  ? find_held_lock+0x2b/0x80
[   47.039432][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   47.039560][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   47.039718][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   47.039847][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   47.039984][   T67]  hsr_del_port+0x25a/0x490
[   47.040170][   T67]  hsr_del_ports+0x24/0x80
[   47.040298][   T67]  hsr_dellink+0x5d/0x90
[   47.040394][   T67]  default_device_exit_batch+0x19d/0x600
[   47.040523][   T67]  ? unregister_netdev+0x60/0x60
[   47.040652][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   47.040781][   T67]  ops_undo_list+0x2ce/0x8f0
[   47.040911][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   47.041093][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.041278][   T67]  cleanup_net+0x431/0x890
[   47.041463][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   47.041589][   T67]  ? process_one_work+0xdb7/0x1410
[   47.041718][   T67]  ? lock_acquire+0x134/0x160
[   47.041844][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.041978][   T67]  process_one_work+0xdf8/0x1410
[   47.042162][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   47.042291][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   47.042423][   T67]  worker_thread+0x4f1/0xd60
[   47.042552][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.042681][   T67]  ? __kthread_parkme+0xbd/0x210
[   47.042809][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.042936][   T67]  kthread+0x367/0x460
[   47.043039][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.043253][   T67]  ? kthread_affine_node+0x330/0x330
[   47.043382][   T67]  ret_from_fork+0x474/0x6b0
[   47.043511][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   47.043668][   T67]  ? __switch_to+0x5a3/0xe00
[   47.043797][   T67]  ? kthread_affine_node+0x330/0x330
[   47.043923][   T67]  ret_from_fork_asm+0x11/0x20
[   47.044064][   T67]  </TASK>
[   47.044218][   T67] irq event stamp: 634665
[   47.044317][   T67] hardirqs last  enabled at (634673): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.044540][   T67] hardirqs last disabled at (634680): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.044760][   T67] softirqs last  enabled at (634662): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.044989][   T67] softirqs last disabled at (634571): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.045263][   T67] ---[ end trace 0000000000000000 ]---
[   47.045604][   T67] ------------[ cut here ]------------
[   47.045726][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   47.046024][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.046384][   T67] Tainted: [W]=WARN
[   47.046479][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.046631][   T67] Workqueue: netns cleanup_net
[   47.046760][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.046919][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.047415][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   47.047713][   T67] RAX: 00000000ffffffa6 RBX: ff11000010059a80 RCX: 1ff4000000090eaf
[   47.047896][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010059b38
[   47.048088][   T67] RBP: ff11000015894000 R08: 1fe220000200b368 R09: ff1100000faa0bd0
[   47.048362][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   47.048562][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005439000
[   47.048742][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   47.048958][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.049170][   T67] CR2: 00007f20cf112574 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   47.049358][   T67] PKRU: 55555554
[   47.049451][   T67] Call Trace:
[   47.049543][   T67]  <TASK>
[   47.049607][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.049730][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   47.049824][   T67]  netif_close_many+0x2ac/0x640
[   47.049949][   T67]  ? __dev_close_many+0x530/0x530
[   47.050076][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   47.050281][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   47.050436][   T67]  ? mark_held_locks+0x40/0x70
[   47.050557][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.050679][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   47.050832][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.050959][   T67]  ? rtnl_is_locked+0x15/0x20
[   47.051087][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   47.051297][   T67]  ? unregister_netdevice_many+0x20/0x20
[   47.051421][   T67]  default_device_exit_batch+0x38b/0x600
[   47.051544][   T67]  ? unregister_netdev+0x60/0x60
[   47.051667][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   47.051791][   T67]  ops_undo_list+0x2ce/0x8f0
[   47.051915][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   47.052042][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.052218][   T67]  cleanup_net+0x431/0x890
[   47.052341][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   47.052462][   T67]  ? process_one_work+0xdb7/0x1410
[   47.052585][   T67]  ? lock_acquire+0x134/0x160
[   47.052708][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.052834][   T67]  process_one_work+0xdf8/0x1410
[   47.052958][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   47.053086][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   47.053270][   T67]  worker_thread+0x4f1/0xd60
[   47.053393][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.053513][   T67]  ? __kthread_parkme+0xbd/0x210
[   47.053635][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.053759][   T67]  kthread+0x367/0x460
[   47.053850][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.054085][   T67]  ? kthread_affine_node+0x330/0x330
[   47.054254][   T67]  ret_from_fork+0x474/0x6b0
[   47.054378][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   47.054528][   T67]  ? __switch_to+0x5a3/0xe00
[   47.054650][   T67]  ? kthread_affine_node+0x330/0x330
[   47.054775][   T67]  ret_from_fork_asm+0x11/0x20
[   47.054985][   T67]  </TASK>
[   47.055075][   T67] irq event stamp: 636605
[   47.055217][   T67] hardirqs last  enabled at (636707): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.055430][   T67] hardirqs last disabled at (636714): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.055642][   T67] softirqs last  enabled at (636704): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.055935][   T67] softirqs last disabled at (636613): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.056201][   T67] ---[ end trace 0000000000000000 ]---
[   47.057680][   T67] ------------[ cut here ]------------
[   47.057880][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   47.058285][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.058720][   T67] Tainted: [W]=WARN
[   47.058865][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.059122][   T67] Workqueue: netns cleanup_net
[   47.059325][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.059573][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.060277][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   47.060518][   T67] RAX: 00000000ffffffa6 RBX: ff11000004e39540 RCX: 1ff4000000090eaf
[   47.060804][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e395f8
[   47.061089][   T67] RBP: ff11000005439000 R08: 1fe22000009c72c0 R09: ff1100000faa0bd0
[   47.061382][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   47.061665][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000543c000
[   47.061953][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   47.062308][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.062546][   T67] CR2: 00007f3a2e7c92a0 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   47.062828][   T67] PKRU: 55555554
[   47.062974][   T67] Call Trace:
[   47.063130][   T67]  <TASK>
[   47.063231][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.063423][   T67]  ? notifier_call_chain+0xb0/0x320
[   47.063613][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   47.063758][   T67]  netif_close_many+0x2ac/0x640
[   47.063948][   T67]  ? __dev_close_many+0x530/0x530
[   47.064131][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   47.064330][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   47.064545][   T67]  ? mark_held_locks+0x40/0x70
[   47.064731][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.064925][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   47.065179][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.065371][   T67]  ? rtnl_is_locked+0x15/0x20
[   47.065562][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   47.065800][   T67]  ? unregister_netdevice_many+0x20/0x20
[   47.065999][   T67]  default_device_exit_batch+0x38b/0x600
[   47.066202][   T67]  ? unregister_netdev+0x60/0x60
[   47.066398][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   47.066589][   T67]  ops_undo_list+0x2ce/0x8f0
[   47.066782][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   47.066973][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.067178][   T67]  cleanup_net+0x431/0x890
[   47.067372][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   47.067560][   T67]  ? process_one_work+0xdb7/0x1410
[   47.067754][   T67]  ? lock_acquire+0x134/0x160
[   47.067941][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.068152][   T67]  process_one_work+0xdf8/0x1410
[   47.068350][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   47.068537][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   47.068740][   T67]  worker_thread+0x4f1/0xd60
[   47.068941][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.069151][   T67]  ? __kthread_parkme+0xbd/0x210
[   47.069346][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.069537][   T67]  kthread+0x367/0x460
[   47.069678][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.069913][   T67]  ? kthread_affine_node+0x330/0x330
[   47.070116][   T67]  ret_from_fork+0x474/0x6b0
[   47.070314][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   47.070550][   T67]  ? __switch_to+0x5a3/0xe00
[   47.070738][   T67]  ? kthread_affine_node+0x330/0x330
[   47.070925][   T67]  ret_from_fork_asm+0x11/0x20
[   47.071139][   T67]  </TASK>
[   47.071280][   T67] irq event stamp: 639245
[   47.071424][   T67] hardirqs last  enabled at (639253): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.071754][   T67] hardirqs last disabled at (639260): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.072083][   T67] softirqs last  enabled at (638890): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.072424][   T67] softirqs last disabled at (638885): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.072752][   T67] ---[ end trace 0000000000000000 ]---
[   47.074128][   T67] ------------[ cut here ]------------
[   47.074328][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   47.074707][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.075156][   T67] Tainted: [W]=WARN
[   47.075306][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.075547][   T67] Workqueue: netns cleanup_net
[   47.075748][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.076007][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.076709][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   47.076951][   T67] RAX: 00000000ffffffa6 RBX: ff11000004e39a80 RCX: 1ff4000000090eaf
[   47.077252][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39b38
[   47.077536][   T67] RBP: ff1100000543c000 R08: 1fe22000009c7368 R09: ff1100000faa0bd0
[   47.077824][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   47.078113][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a0c000
[   47.078406][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   47.078737][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.078976][   T67] CR2: 00007f3a2e7c92a0 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   47.079272][   T67] PKRU: 55555554
[   47.079412][   T67] Call Trace:
[   47.079553][   T67]  <TASK>
[   47.079651][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.079839][   T67]  ? notifier_call_chain+0xb0/0x320
[   47.080036][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   47.080328][   T67]  netif_close_many+0x2ac/0x640
[   47.080663][   T67]  ? __dev_close_many+0x530/0x530
[   47.080853][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   47.081114][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   47.081361][   T67]  ? mark_held_locks+0x40/0x70
[   47.081550][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.081742][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   47.082127][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.082319][   T67]  ? rtnl_is_locked+0x15/0x20
[   47.082507][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   47.082745][   T67]  ? unregister_netdevice_many+0x20/0x20
[   47.082940][   T67]  default_device_exit_batch+0x38b/0x600
[   47.083147][   T67]  ? unregister_netdev+0x60/0x60
[   47.083338][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   47.083668][   T67]  ops_undo_list+0x2ce/0x8f0
[   47.083862][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   47.084204][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.084535][   T67]  cleanup_net+0x431/0x890
[   47.084732][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   47.084924][   T67]  ? process_one_work+0xdb7/0x1410
[   47.085146][   T67]  ? lock_acquire+0x134/0x160
[   47.085354][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.085563][   T67]  process_one_work+0xdf8/0x1410
[   47.085783][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   47.086284][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   47.086481][   T67]  worker_thread+0x4f1/0xd60
[   47.086807][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.087003][   T67]  ? __kthread_parkme+0xbd/0x210
[   47.087215][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.087560][   T67]  kthread+0x367/0x460
[   47.087719][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.087990][   T67]  ? kthread_affine_node+0x330/0x330
[   47.088377][   T67]  ret_from_fork+0x474/0x6b0
[   47.088577][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   47.088820][   T67]  ? __switch_to+0x5a3/0xe00
[   47.089028][   T67]  ? kthread_affine_node+0x330/0x330
[   47.089381][   T67]  ret_from_fork_asm+0x11/0x20
[   47.089582][   T67]  </TASK>
[   47.089728][   T67] irq event stamp: 641613
[   47.089872][   T67] hardirqs last  enabled at (641621): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.090495][   T67] hardirqs last disabled at (641630): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.090830][   T67] softirqs last  enabled at (641154): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.091181][   T67] softirqs last disabled at (641149): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.091647][   T67] ---[ end trace 0000000000000000 ]---
[   47.093481][   T67] ------------[ cut here ]------------
[   47.093684][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   47.094085][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.095282][   T67] Tainted: [W]=WARN
[   47.095446][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.095704][   T67] Workqueue: netns cleanup_net
[   47.095921][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.096299][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.097027][   T67] RSP: 0018:ffa00000004874d0 EFLAGS: 00010286
[   47.097426][   T67] RAX: 00000000ffffffa6 RBX: ff110000159d9c40 RCX: 1ff4000000090e60
[   47.097733][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d9cf8
[   47.098036][   T67] RBP: ff1100000f7c9000 R08: 1fe2200002b3b3a0 R09: ff1100000faa0bd0
[   47.098585][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   47.098891][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   47.099309][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   47.099665][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.099919][   T67] CR2: 00007f3a2e7c92a0 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   47.100333][   T67] PKRU: 55555554
[   47.100485][   T67] Call Trace:
[   47.100636][   T67]  <TASK>
[   47.100744][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.100951][   T67]  ? notifier_call_chain+0xb0/0x320
[   47.101260][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   47.101418][   T67]  netif_state_change+0x155/0x340
[   47.101623][   T67]  ? ref_tracker_dir_print+0x100/0x100
[   47.101833][   T67]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   47.102196][   T67]  ? netif_close_many+0x2c9/0x640
[   47.102400][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.102599][   T67]  netif_set_operstate+0xc1/0x100
[   47.102804][   T67]  ? rtnl_put_cacheinfo+0x250/0x250
[   47.103015][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   47.103322][   T67]  ? queue_delayed_work_on+0x95/0x100
[   47.103529][   T67]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   47.103791][   T67]  hsr_netdev_notify+0x387/0xad0
[   47.103998][   T67]  ? unregister_vlan_dev+0x380/0x380
[   47.104456][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   47.104670][   T67]  notifier_call_chain+0xb0/0x320
[   47.105026][   T67]  netif_close_many+0x2c9/0x640
[   47.105489][   T67]  ? __dev_close_many+0x530/0x530
[   47.105698][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   47.105962][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   47.106620][   T67]  ? mark_held_locks+0x40/0x70
[   47.106822][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.107034][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   47.107564][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.107771][   T67]  ? rtnl_is_locked+0x15/0x20
[   47.107980][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   47.108341][   T67]  ? unregister_netdevice_many+0x20/0x20
[   47.108695][   T67]  default_device_exit_batch+0x38b/0x600
[   47.108908][   T67]  ? unregister_netdev+0x60/0x60
[   47.109214][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   47.109581][   T67]  ops_undo_list+0x2ce/0x8f0
[   47.109796][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   47.110020][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.110355][   T67]  cleanup_net+0x431/0x890
[   47.110570][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   47.110777][   T67]  ? process_one_work+0xdb7/0x1410
[   47.111236][   T67]  ? lock_acquire+0x134/0x160
[   47.111457][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.111674][   T67]  process_one_work+0xdf8/0x1410
[   47.111888][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   47.112095][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   47.112403][   T67]  worker_thread+0x4f1/0xd60
[   47.112610][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.112815][   T67]  ? __kthread_parkme+0xbd/0x210
[   47.113282][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.113493][   T67]  kthread+0x367/0x460
[   47.113800][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.114066][   T67]  ? kthread_affine_node+0x330/0x330
[   47.114373][   T67]  ret_from_fork+0x474/0x6b0
[   47.114579][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   47.114840][   T67]  ? __switch_to+0x5a3/0xe00
[   47.115056][   T67]  ? kthread_affine_node+0x330/0x330
[   47.115359][   T67]  ret_from_fork_asm+0x11/0x20
[   47.115571][   T67]  </TASK>
[   47.115726][   T67] irq event stamp: 646715
[   47.115881][   T67] hardirqs last  enabled at (646723): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.116356][   T67] hardirqs last disabled at (646828): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.116879][   T67] softirqs last  enabled at (646826): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.117353][   T67] softirqs last disabled at (646845): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.117705][   T67] ---[ end trace 0000000000000000 ]---
[   47.118339][   T67] ------------[ cut here ]------------
[   47.118477][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   47.118726][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.119021][   T67] Tainted: [W]=WARN
[   47.119120][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.119284][   T67] Workqueue: netns cleanup_net
[   47.119417][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.119585][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.120043][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   47.120216][   T67] RAX: 00000000ffffffa6 RBX: ff110000159d98c0 RCX: 1ff4000000090eaf
[   47.120401][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d9978
[   47.120583][   T67] RBP: ff11000013a0c000 R08: 1fe2200002b3b330 R09: ff1100000faa0bd0
[   47.120766][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   47.120951][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   47.121155][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   47.121374][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.121528][   T67] CR2: 00007f20cf112574 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   47.121710][   T67] PKRU: 55555554
[   47.121801][   T67] Call Trace:
[   47.121891][   T67]  <TASK>
[   47.121956][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.122087][   T67]  ? notifier_call_chain+0xb0/0x320
[   47.122216][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   47.122310][   T67]  netif_close_many+0x2ac/0x640
[   47.122432][   T67]  ? __dev_close_many+0x530/0x530
[   47.122555][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   47.122709][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   47.122862][   T67]  ? mark_held_locks+0x40/0x70
[   47.122993][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.123122][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   47.123276][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.123398][   T67]  ? rtnl_is_locked+0x15/0x20
[   47.123520][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   47.123672][   T67]  ? unregister_netdevice_many+0x20/0x20
[   47.123797][   T67]  default_device_exit_batch+0x38b/0x600
[   47.123922][   T67]  ? unregister_netdev+0x60/0x60
[   47.124051][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   47.124180][   T67]  ops_undo_list+0x2ce/0x8f0
[   47.124304][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   47.124426][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.124549][   T67]  cleanup_net+0x431/0x890
[   47.124670][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   47.124789][   T67]  ? process_one_work+0xdb7/0x1410
[   47.124915][   T67]  ? lock_acquire+0x134/0x160
[   47.125040][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.125174][   T67]  process_one_work+0xdf8/0x1410
[   47.125301][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   47.125423][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   47.125549][   T67]  worker_thread+0x4f1/0xd60
[   47.125674][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.125798][   T67]  ? __kthread_parkme+0xbd/0x210
[   47.125922][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.126051][   T67]  kthread+0x367/0x460
[   47.126154][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.126308][   T67]  ? kthread_affine_node+0x330/0x330
[   47.126430][   T67]  ret_from_fork+0x474/0x6b0
[   47.126552][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   47.126707][   T67]  ? __switch_to+0x5a3/0xe00
[   47.126830][   T67]  ? kthread_affine_node+0x330/0x330
[   47.126952][   T67]  ret_from_fork_asm+0x11/0x20
[   47.127090][   T67]  </TASK>
[   47.127185][   T67] irq event stamp: 647865
[   47.127278][   T67] hardirqs last  enabled at (647873): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.127486][   T67] hardirqs last disabled at (647880): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.127701][   T67] softirqs last  enabled at (647432): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.127911][   T67] softirqs last disabled at (647427): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.128130][   T67] ---[ end trace 0000000000000000 ]---
[   47.139979][   T67] ------------[ cut here ]------------
[   47.140550][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   47.140796][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.141092][   T67] Tainted: [W]=WARN
[   47.141250][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.141410][   T67] Workqueue: netns cleanup_net
[   47.141540][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.141699][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.142178][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   47.142331][   T67] RAX: 00000000ffffffa6 RBX: ff11000010dc3a80 RCX: 1ff4000000090ed5
[   47.142505][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc3b38
[   47.142678][   T67] RBP: ff11000015894000 R08: 1fe22000021b8768 R09: ff1100000faa0bd0
[   47.142853][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   47.143038][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.143275][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   47.143479][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.143626][   T67] CR2: 00007f20cf112574 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   47.143809][   T67] PKRU: 55555554
[   47.143899][   T67] Call Trace:
[   47.143995][   T67]  <TASK>
[   47.144056][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   47.144254][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   47.144402][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.144524][   T67]  ? rtnl_is_locked+0x15/0x20
[   47.144643][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   47.144793][   T67]  default_device_exit_batch+0x38b/0x600
[   47.144915][   T67]  ? unregister_netdev+0x60/0x60
[   47.145038][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   47.145212][   T67]  ops_undo_list+0x2ce/0x8f0
[   47.145332][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   47.145450][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.145569][   T67]  cleanup_net+0x431/0x890
[   47.145691][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   47.145812][   T67]  ? process_one_work+0xdb7/0x1410
[   47.145931][   T67]  ? lock_acquire+0x134/0x160
[   47.146055][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.146232][   T67]  process_one_work+0xdf8/0x1410
[   47.146401][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   47.146518][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   47.146644][   T67]  worker_thread+0x4f1/0xd60
[   47.146761][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.146881][   T67]  ? __kthread_parkme+0xbd/0x210
[   47.147004][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.147175][   T67]  kthread+0x367/0x460
[   47.147266][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.147413][   T67]  ? kthread_affine_node+0x330/0x330
[   47.147531][   T67]  ret_from_fork+0x474/0x6b0
[   47.147654][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   47.147802][   T67]  ? __switch_to+0x5a3/0xe00
[   47.147921][   T67]  ? kthread_affine_node+0x330/0x330
[   47.148044][   T67]  ret_from_fork_asm+0x11/0x20
[   47.148215][   T67]  </TASK>
[   47.148302][   T67] irq event stamp: 664607
[   47.148389][   T67] hardirqs last  enabled at (664615): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.148593][   T67] hardirqs last disabled at (664622): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.148800][   T67] softirqs last  enabled at (664596): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.149005][   T67] softirqs last disabled at (664503): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.149256][   T67] ---[ end trace 0000000000000000 ]---
[   47.150640][   T67] ------------[ cut here ]------------
[   47.150813][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   47.151113][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.151423][   T67] Tainted: [W]=WARN
[   47.151557][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.151750][   T67] Workqueue: netns cleanup_net
[   47.151918][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.152140][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.152596][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   47.152792][   T67] RAX: 00000000ffffffa6 RBX: ff11000010dc3380 RCX: 1ff4000000090ed5
[   47.153014][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc3438
[   47.153254][   T67] RBP: ff11000005439000 R08: 1fe22000021b8688 R09: ff1100000faa0bd0
[   47.153475][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.153700][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.153922][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   47.154191][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.154392][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03006 CR4: 0000000000771ef0
[   47.154614][   T67] PKRU: 55555554
[   47.154750][   T67] Call Trace:
[   47.154883][   T67]  <TASK>
[   47.154998][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   47.155210][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   47.155401][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.155565][   T67]  ? rtnl_is_locked+0x15/0x20
[   47.155728][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   47.155924][   T67]  default_device_exit_batch+0x38b/0x600
[   47.156116][   T67]  ? unregister_netdev+0x60/0x60
[   47.156284][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   47.156451][   T67]  ops_undo_list+0x2ce/0x8f0
[   47.156618][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   47.156780][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.156947][   T67]  cleanup_net+0x431/0x890
[   47.157133][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   47.157299][   T67]  ? process_one_work+0xdb7/0x1410
[   47.157466][   T67]  ? lock_acquire+0x134/0x160
[   47.157630][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.157796][   T67]  process_one_work+0xdf8/0x1410
[   47.157963][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   47.158148][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   47.158319][   T67]  worker_thread+0x4f1/0xd60
[   47.158488][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.158653][   T67]  ? __kthread_parkme+0xbd/0x210
[   47.158818][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.158990][   T67]  kthread+0x367/0x460
[   47.159142][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.159336][   T67]  ? kthread_affine_node+0x330/0x330
[   47.159500][   T67]  ret_from_fork+0x474/0x6b0
[   47.159666][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   47.159861][   T67]  ? __switch_to+0x5a3/0xe00
[   47.160032][   T67]  ? kthread_affine_node+0x330/0x330
[   47.160214][   T67]  ret_from_fork_asm+0x11/0x20
[   47.160413][   T67]  </TASK>
[   47.160565][   T67] irq event stamp: 667545
[   47.160718][   T67] hardirqs last  enabled at (667555): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.161020][   T67] hardirqs last disabled at (667564): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.161300][   T67] softirqs last  enabled at (667522): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.161564][   T67] softirqs last disabled at (667515): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.161823][   T67] ---[ end trace 0000000000000000 ]---
[   47.167790][   T67] vethB (unregistering): left promiscuous mode
[   47.168255][   T67] ------------[ cut here ]------------
[   47.168424][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   47.168719][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.169057][   T67] Tainted: [W]=WARN
[   47.170224][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.170558][   T67] Workqueue: netns cleanup_net
[   47.170788][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.171065][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.171628][   T67] RSP: 0018:ffa0000000487510 EFLAGS: 00010286
[   47.171884][   T67] RAX: 00000000ffffffa6 RBX: ff11000010dc2c80 RCX: 1ff4000000090e68
[   47.172186][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc2d38
[   47.172479][   T67] RBP: ff1100000f7c9000 R08: 1fe22000021b85a8 R09: ff1100000faa0bd0
[   47.172766][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   47.173057][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004875a8
[   47.173356][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   47.173671][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.173927][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03006 CR4: 0000000000771ef0
[   47.174233][   T67] PKRU: 55555554
[   47.174426][   T67] Call Trace:
[   47.174616][   T67]  <TASK>
[   47.174781][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.175019][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   47.175231][   T67]  netif_close_many+0x2ac/0x640
[   47.175456][   T67]  ? __dev_close_many+0x530/0x530
[   47.175682][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   47.175940][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   47.176219][   T67]  ? mark_held_locks+0x40/0x70
[   47.176446][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   47.176699][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.176926][   T67]  ? rtnl_is_locked+0x15/0x20
[   47.177173][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   47.177431][   T67]  ? unregister_netdevice_many+0x20/0x20
[   47.177662][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   47.177939][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   47.178133][   T67]  hsr_netdev_notify+0x742/0xad0
[   47.178312][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   47.178484][   T67]  notifier_call_chain+0xb0/0x320
[   47.178658][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[   47.178862][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   47.179078][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.179266][   T67]  ? rtnl_is_locked+0x15/0x20
[   47.179437][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   47.179649][   T67]  default_device_exit_batch+0x38b/0x600
[   47.179825][   T67]  ? unregister_netdev+0x60/0x60
[   47.180004][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   47.180194][   T67]  ops_undo_list+0x2ce/0x8f0
[   47.180374][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   47.180547][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.180721][   T67]  cleanup_net+0x431/0x890
[   47.180895][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   47.181073][   T67]  ? process_one_work+0xdb7/0x1410
[   47.181263][   T67]  ? lock_acquire+0x134/0x160
[   47.181435][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.181613][   T67]  process_one_work+0xdf8/0x1410
[   47.181793][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   47.181964][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   47.182162][   T67]  worker_thread+0x4f1/0xd60
[   47.182335][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.182509][   T67]  ? __kthread_parkme+0xbd/0x210
[   47.182684][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.182854][   T67]  kthread+0x367/0x460
[   47.183006][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.183221][   T67]  ? kthread_affine_node+0x330/0x330
[   47.183419][   T67]  ret_from_fork+0x474/0x6b0
[   47.183656][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   47.183877][   T67]  ? __switch_to+0x5a3/0xe00
[   47.184062][   T67]  ? kthread_affine_node+0x330/0x330
[   47.184266][   T67]  ret_from_fork_asm+0x11/0x20
[   47.184445][   T67]  </TASK>
[   47.184585][   T67] irq event stamp: 679961
[   47.184727][   T67] hardirqs last  enabled at (679971): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.185004][   T67] hardirqs last disabled at (679980): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.185283][   T67] softirqs last  enabled at (679584): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.185549][   T67] softirqs last disabled at (679467): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.185812][   T67] ---[ end trace 0000000000000000 ]---
[   47.188082][   T67] ------------[ cut here ]------------
[   47.188274][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   47.188568][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.188919][   T67] Tainted: [W]=WARN
[   47.189066][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.189282][   T67] Workqueue: netns cleanup_net
[   47.189470][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.189679][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.190174][   T67] RSP: 0018:ffa0000000487640 EFLAGS: 00010286
[   47.190375][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ea1380 RCX: 1ff4000000090e8e
[   47.190602][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea1438
[   47.190833][   T67] RBP: ff1100000f7c9000 R08: 1fe22000027d4288 R09: ff1100000faa0bd0
[   47.191070][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.191393][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.191742][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   47.192249][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.192501][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03006 CR4: 0000000000771ef0
[   47.192777][   T67] PKRU: 55555554
[   47.192966][   T67] Call Trace:
[   47.193177][   T67]  <TASK>
[   47.193339][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   47.193609][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   47.193856][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.194085][   T67]  ? rtnl_is_locked+0x15/0x20
[   47.194318][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   47.194569][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   47.194815][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   47.195042][   T67]  hsr_netdev_notify+0x742/0xad0
[   47.195290][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   47.195513][   T67]  notifier_call_chain+0xb0/0x320
[   47.195735][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[   47.195994][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   47.196258][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.196477][   T67]  ? rtnl_is_locked+0x15/0x20
[   47.196699][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   47.196956][   T67]  default_device_exit_batch+0x38b/0x600
[   47.197197][   T67]  ? unregister_netdev+0x60/0x60
[   47.197418][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   47.197638][   T67]  ops_undo_list+0x2ce/0x8f0
[   47.197856][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   47.198086][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.198319][   T67]  cleanup_net+0x431/0x890
[   47.198541][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   47.198756][   T67]  ? process_one_work+0xdb7/0x1410
[   47.198983][   T67]  ? lock_acquire+0x134/0x160
[   47.199216][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.199438][   T67]  process_one_work+0xdf8/0x1410
[   47.199655][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   47.199869][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   47.200159][   T67]  worker_thread+0x4f1/0xd60
[   47.200392][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.200614][   T67]  ? __kthread_parkme+0xbd/0x210
[   47.200830][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.201053][   T67]  kthread+0x367/0x460
[   47.201259][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.201510][   T67]  ? kthread_affine_node+0x330/0x330
[   47.201731][   T67]  ret_from_fork+0x474/0x6b0
[   47.201955][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   47.202223][   T67]  ? __switch_to+0x5a3/0xe00
[   47.202434][   T67]  ? kthread_affine_node+0x330/0x330
[   47.202600][   T67]  ret_from_fork_asm+0x11/0x20
[   47.202799][   T67]  </TASK>
[   47.202936][   T67] irq event stamp: 688899
[   47.203077][   T67] hardirqs last  enabled at (688909): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.203354][   T67] hardirqs last disabled at (688920): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.203608][   T67] softirqs last  enabled at (688866): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.203863][   T67] softirqs last disabled at (688791): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.204140][   T67] ---[ end trace 0000000000000000 ]---
[   47.211122][   T67] ------------[ cut here ]------------
[   47.211340][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   47.211628][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.211940][   T67] Tainted: [W]=WARN
[   47.212078][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.212824][   T67] Workqueue: netns cleanup_net
[   47.213057][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.213329][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.213830][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   47.214083][   T67] RAX: 00000000ffffffa6 RBX: ff11000013a603c0 RCX: 1ff4000000090ed5
[   47.214362][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a60478
[   47.214628][   T67] RBP: ff1100000543c000 R08: 1fe220000274c090 R09: ff1100000faa0bd0
[   47.214890][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.215180][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.215449][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   47.215763][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.216030][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03006 CR4: 0000000000771ef0
[   47.216312][   T67] PKRU: 55555554
[   47.216491][   T67] Call Trace:
[   47.216668][   T67]  <TASK>
[   47.216820][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   47.217065][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   47.217312][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.217526][   T67]  ? rtnl_is_locked+0x15/0x20
[   47.217737][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   47.217986][   T67]  default_device_exit_batch+0x38b/0x600
[   47.218210][   T67]  ? unregister_netdev+0x60/0x60
[   47.218420][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   47.218632][   T67]  ops_undo_list+0x2ce/0x8f0
[   47.218841][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   47.219055][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.219280][   T67]  cleanup_net+0x431/0x890
[   47.219490][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   47.219703][   T67]  ? process_one_work+0xdb7/0x1410
[   47.219912][   T67]  ? lock_acquire+0x134/0x160
[   47.220144][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.220359][   T67]  process_one_work+0xdf8/0x1410
[   47.220570][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   47.220775][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   47.220994][   T67]  worker_thread+0x4f1/0xd60
[   47.221205][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.221363][   T67]  ? __kthread_parkme+0xbd/0x210
[   47.221527][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.221687][   T67]  kthread+0x367/0x460
[   47.221819][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.222014][   T67]  ? kthread_affine_node+0x330/0x330
[   47.222188][   T67]  ret_from_fork+0x474/0x6b0
[   47.222352][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   47.222548][   T67]  ? __switch_to+0x5a3/0xe00
[   47.222711][   T67]  ? kthread_affine_node+0x330/0x330
[   47.222872][   T67]  ret_from_fork_asm+0x11/0x20
[   47.223045][   T67]  </TASK>
[   47.223191][   T67] irq event stamp: 700533
[   47.223323][   T67] hardirqs last  enabled at (700543): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.223576][   T67] hardirqs last disabled at (700552): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.223820][   T67] softirqs last  enabled at (700406): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.224071][   T67] softirqs last disabled at (700359): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.224329][   T67] ---[ end trace 0000000000000000 ]---
[   47.226390][   T67] ------------[ cut here ]------------
[   47.226559][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   47.226841][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.227166][   T67] Tainted: [W]=WARN
[   47.227298][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.227492][   T67] Workqueue: netns cleanup_net
[   47.227662][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.227859][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.228342][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   47.228535][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e0d8c0 RCX: 1ff4000000090ed5
[   47.228751][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e0d978
[   47.228977][   T67] RBP: ff11000013a0c000 R08: 1fe2200002bc1b30 R09: ff1100000faa0bd0
[   47.229207][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.229430][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.229649][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   47.229901][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.230112][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03006 CR4: 0000000000771ef0
[   47.230337][   T67] PKRU: 55555554
[   47.230469][   T67] Call Trace:
[   47.230602][   T67]  <TASK>
[   47.230707][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   47.230901][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   47.231110][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.231274][   T67]  ? rtnl_is_locked+0x15/0x20
[   47.231435][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   47.231630][   T67]  default_device_exit_batch+0x38b/0x600
[   47.231792][   T67]  ? unregister_netdev+0x60/0x60
[   47.231951][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   47.232136][   T67]  ops_undo_list+0x2ce/0x8f0
[   47.232299][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   47.232457][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.232620][   T67]  cleanup_net+0x431/0x890
[   47.232786][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   47.232945][   T67]  ? process_one_work+0xdb7/0x1410
[   47.233131][   T67]  ? lock_acquire+0x134/0x160
[   47.233291][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.233453][   T67]  process_one_work+0xdf8/0x1410
[   47.233618][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   47.233778][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   47.233942][   T67]  worker_thread+0x4f1/0xd60
[   47.234133][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.234294][   T67]  ? __kthread_parkme+0xbd/0x210
[   47.234455][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.234613][   T67]  kthread+0x367/0x460
[   47.234745][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.234934][   T67]  ? kthread_affine_node+0x330/0x330
[   47.235115][   T67]  ret_from_fork+0x474/0x6b0
[   47.235498][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   47.235690][   T67]  ? __switch_to+0x5a3/0xe00
[   47.235852][   T67]  ? kthread_affine_node+0x330/0x330
[   47.236016][   T67]  ret_from_fork_asm+0x11/0x20
[   47.236198][   T67]  </TASK>
[   47.236328][   T67] irq event stamp: 703991
[   47.236460][   T67] hardirqs last  enabled at (704001): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.236707][   T67] hardirqs last disabled at (704010): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.236947][   T67] softirqs last  enabled at (703864): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.237209][   T67] softirqs last disabled at (703853): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.237453][   T67] ---[ end trace 0000000000000000 ]---
[   47.244672][  T485] ------------[ cut here ]------------
[   47.244831][  T485] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/485
[   47.245069][  T485] CPU: 3 UID: 0 PID: 485 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.245328][  T485] Tainted: [W]=WARN
[   47.245427][  T485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.245584][  T485] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.245747][  T485] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.246204][  T485] RSP: 0018:ffa0000001477ab0 EFLAGS: 00010286
[   47.246368][  T485] RAX: 00000000ffffffa6 RBX: ff11000015a88900 RCX: 1ff400000028ef1c
[   47.246559][  T485] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a889b8
[   47.246745][  T485] RBP: ff11000013b94000 R08: 1fe2200002b51138 R09: ff11000013a7ae80
[   47.246932][  T485] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.247132][  T485] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013b94000
[   47.247323][  T485] FS:  00007fc7e231b840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   47.247543][  T485] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.247702][  T485] CR2: 00007fc7e251cc20 CR3: 000000001332c002 CR4: 0000000000771ef0
[   47.247890][  T485] PKRU: 55555554
[   47.247991][  T485] Call Trace:
[   47.248084][  T485]  <TASK>
[   47.248156][  T485]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.248282][  T485]  ? notifier_call_chain+0xb0/0x320
[   47.248408][  T485]  rtmsg_ifinfo+0x5c/0xb0
[   47.248504][  T485]  register_netdevice+0x137a/0x1980
[   47.248632][  T485]  ? unregister_netdevice_queue+0x470/0x470
[   47.248794][  T485]  register_netdev+0x23/0x40
[   47.248918][  T485]  loopback_net_init+0x7d/0x150
[   47.249050][  T485]  ops_init+0x187/0x560
[   47.249151][  T485]  setup_net+0x11b/0x3b0
[   47.249246][  T485]  ? unregister_pernet_device+0x80/0x80
[   47.249370][  T485]  ? lockdep_init_map_type+0x5d/0x250
[   47.249497][  T485]  ? mutex_init_lockdep+0xf6/0x120
[   47.249625][  T485]  copy_net_ns+0x2fd/0x450
[   47.249752][  T485]  create_new_namespaces+0x371/0xa10
[   47.249880][  T485]  unshare_nsproxy_namespaces+0xa5/0x150
[   47.250010][  T485]  ksys_unshare+0x47e/0x8c0
[   47.250142][  T485]  ? walk_process_tree+0x350/0x350
[   47.250267][  T485]  ? __ia32_sys_open+0x1b0/0x1b0
[   47.250393][  T485]  __x64_sys_unshare+0x34/0x50
[   47.250516][  T485]  ? do_syscall_64+0x82/0xfc0
[   47.250644][  T485]  do_syscall_64+0x117/0xfc0
[   47.250769][  T485]  ? trace_hardirqs_off+0xd/0x30
[   47.250895][  T485]  ? exc_page_fault+0xee/0x100
[   47.251026][  T485]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   47.251186][  T485] RIP: 0033:0x7fc7e25ddbcb
[   47.251319][  T485] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   47.251762][  T485] RSP: 002b:00007ffdafa51998 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   47.251950][  T485] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc7e25ddbcb
[   47.252150][  T485] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   47.252336][  T485] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   47.252525][  T485] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdafa53bc0
[   47.252712][  T485] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdafa558c6
[   47.252905][  T485]  </TASK>
[   47.253005][  T485] irq event stamp: 15137
[   47.253104][  T485] hardirqs last  enabled at (15147): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.253321][  T485] hardirqs last disabled at (15154): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.253538][  T485] softirqs last  enabled at (14856): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.253755][  T485] softirqs last disabled at (14851): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.253978][  T485] ---[ end trace 0000000000000000 ]---
[   47.256985][  T485] ------------[ cut here ]------------
[   47.257128][  T485] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/485
[   47.257360][  T485] CPU: 3 UID: 0 PID: 485 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.257612][  T485] Tainted: [W]=WARN
[   47.257709][  T485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.257867][  T485] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.258034][  T485] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.258485][  T485] RSP: 0018:ffa0000001477a98 EFLAGS: 00010286
[   47.258644][  T485] RAX: 00000000ffffffa6 RBX: ff11000011c938c0 RCX: 1ff400000028ef19
[   47.258831][  T485] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c93978
[   47.259022][  T485] RBP: ff11000015b99000 R08: 1fe2200002392730 R09: ff11000013a7ae80
[   47.259216][  T485] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.259406][  T485] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015b99000
[   47.259593][  T485] FS:  00007fc7e231b840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   47.259812][  T485] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.259975][  T485] CR2: 00007fc7e251cc20 CR3: 000000001332c002 CR4: 0000000000771ef0
[   47.260172][  T485] PKRU: 55555554
[   47.260268][  T485] Call Trace:
[   47.260362][  T485]  <TASK>
[   47.260427][  T485]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.260553][  T485]  ? notifier_call_chain+0xb0/0x320
[   47.260680][  T485]  rtmsg_ifinfo+0x5c/0xb0
[   47.260774][  T485]  register_netdevice+0x137a/0x1980
[   47.260902][  T485]  ? unregister_netdevice_queue+0x470/0x470
[   47.261067][  T485]  ? alloc_netdev_mqs+0xed0/0x1490
[   47.261201][  T485]  register_netdev+0x23/0x40
[   47.261326][  T485]  sit_init_net+0x299/0x570
[   47.261454][  T485]  ops_init+0x187/0x560
[   47.261551][  T485]  setup_net+0x11b/0x3b0
[   47.261645][  T485]  ? unregister_pernet_device+0x80/0x80
[   47.261769][  T485]  ? lockdep_init_map_type+0x5d/0x250
[   47.261895][  T485]  ? mutex_init_lockdep+0xf6/0x120
[   47.262031][  T485]  copy_net_ns+0x2fd/0x450
[   47.262166][  T485]  create_new_namespaces+0x371/0xa10
[   47.262295][  T485]  unshare_nsproxy_namespaces+0xa5/0x150
[   47.262420][  T485]  ksys_unshare+0x47e/0x8c0
[   47.262546][  T485]  ? walk_process_tree+0x350/0x350
[   47.262672][  T485]  ? __ia32_sys_open+0x1b0/0x1b0
[   47.262800][  T485]  __x64_sys_unshare+0x34/0x50
[   47.262927][  T485]  ? do_syscall_64+0x82/0xfc0
[   47.263057][  T485]  do_syscall_64+0x117/0xfc0
[   47.263188][  T485]  ? trace_hardirqs_off+0xd/0x30
[   47.263315][  T485]  ? exc_page_fault+0xee/0x100
[   47.263440][  T485]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   47.263596][  T485] RIP: 0033:0x7fc7e25ddbcb
[   47.263727][  T485] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   47.264185][  T485] RSP: 002b:00007ffdafa51998 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   47.264374][  T485] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc7e25ddbcb
[   47.264563][  T485] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   47.264750][  T485] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   47.264935][  T485] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdafa53bc0
[   47.265131][  T485] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdafa558c6
[   47.265323][  T485]  </TASK>
[   47.265418][  T485] irq event stamp: 17037
[   47.265513][  T485] hardirqs last  enabled at (17045): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.265732][  T485] hardirqs last disabled at (17052): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.265948][  T485] softirqs last  enabled at (16564): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   47.266181][  T485] softirqs last disabled at (16562): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   47.266400][  T485] ---[ end trace 0000000000000000 ]---
[   47.300727][  T486] ------------[ cut here ]------------
[   47.300887][  T486] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/486
[   47.301130][  T486] CPU: 0 UID: 0 PID: 486 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.301383][  T486] Tainted: [W]=WARN
[   47.301478][  T486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.301638][  T486] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.301810][  T486] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.302265][  T486] RSP: 0018:ffa0000001487020 EFLAGS: 00010286
[   47.302426][  T486] RAX: 00000000ffffffa6 RBX: ff11000011c92900 RCX: 1ff4000000290dca
[   47.302617][  T486] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c929b8
[   47.302806][  T486] RBP: ff11000013b94000 R08: 1fe2200002392538 R09: ff11000004cc5158
[   47.302999][  T486] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   47.303194][  T486] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013b94ce1
[   47.303385][  T486] FS:  00007f522523f840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   47.303605][  T486] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.303764][  T486] CR2: 0000000011a6e988 CR3: 0000000010cb1006 CR4: 0000000000771ef0
[   47.303951][  T486] PKRU: 55555554
[   47.304050][  T486] Call Trace:
[   47.304149][  T486]  <TASK>
[   47.304215][  T486]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.304343][  T486]  rtmsg_ifinfo+0x5c/0xb0
[   47.304439][  T486]  ? mark_held_locks+0x40/0x70
[   47.304565][  T486]  __dev_notify_flags+0x1b8/0x280
[   47.304692][  T486]  ? netif_change_name+0x8c0/0x8c0
[   47.304819][  T486]  ? __dev_change_flags+0x4a4/0x660
[   47.304945][  T486]  ? netif_set_allmulti+0x250/0x250
[   47.305076][  T486]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.305205][  T486]  ? is_bpf_text_address+0x68/0x110
[   47.305333][  T486]  netif_change_flags+0xfe/0x190
[   47.305459][  T486]  do_setlink.isra.0+0x1cc3/0x2750
[   47.305587][  T486]  ? rtnl_link_get_size+0x350/0x350
[   47.305712][  T486]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   47.305869][  T486]  ? rcu_read_lock_any_held+0x3c/0x90
[   47.306005][  T486]  ? validate_chain+0x38b/0xc20
[   47.306207][  T486]  ? rcu_read_lock_any_held+0x66/0x90
[   47.306397][  T486]  ? stack_depot_save_flags+0x367/0x770
[   47.306525][  T486]  ? __lock_acquire+0x508/0xc10
[   47.306650][  T486]  ? lock_acquire.part.0+0xbc/0x260
[   47.306772][  T486]  ? rtnl_newlink+0x883/0xea0
[   47.306896][  T486]  ? rcu_is_watching+0x15/0xd0
[   47.307027][  T486]  ? lock_acquire+0x134/0x160
[   47.307205][  T486]  ? rcu_is_watching+0x15/0xd0
[   47.307329][  T486]  ? rcu_is_watching+0x15/0xd0
[   47.307454][  T486]  ? trace_contention_end+0xb3/0x1a0
[   47.307581][  T486]  ? __mutex_lock+0x1db/0x2010
[   47.307708][  T486]  ? __mutex_lock+0x9b2/0x2010
[   47.307833][  T486]  ? rtnl_newlink+0x883/0xea0
[   47.307959][  T486]  ? ww_mutex_lock+0x160/0x160
[   47.308182][  T486]  ? __rtnl_newlink+0x3fa/0xa50
[   47.308311][  T486]  rtnl_newlink+0x8d1/0xea0
[   47.308436][  T486]  ? lock_acquire.part.0+0xbc/0x260
[   47.308561][  T486]  ? __rtnl_newlink+0xa50/0xa50
[   47.308687][  T486]  ? mark_usage+0x61/0x170
[   47.308816][  T486]  ? lock_acquire.part.0+0xbc/0x260
[   47.308944][  T486]  ? find_held_lock+0x2b/0x80
[   47.309078][  T486]  ? __rtnl_newlink+0xa50/0xa50
[   47.309294][  T486]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.309421][  T486]  ? __rtnl_newlink+0xa50/0xa50
[   47.309547][  T486]  rtnetlink_rcv_msg+0x40d/0x9e0
[   47.309672][  T486]  ? validate_chain+0x38b/0xc20
[   47.309801][  T486]  ? rtnl_stats_set+0x3f0/0x3f0
[   47.309925][  T486]  ? __lock_acquire+0x508/0xc10
[   47.310057][  T486]  ? lock_acquire.part.0+0xbc/0x260
[   47.310247][  T486]  ? find_held_lock+0x2b/0x80
[   47.310371][  T486]  netlink_rcv_skb+0x14e/0x3a0
[   47.310497][  T486]  ? rtnl_stats_set+0x3f0/0x3f0
[   47.310623][  T486]  ? netlink_ack+0xcd0/0xcd0
[   47.310750][  T486]  ? netlink_deliver_tap+0xc5/0x330
[   47.310876][  T486]  ? netlink_deliver_tap+0x13c/0x330
[   47.311009][  T486]  netlink_unicast+0x486/0x750
[   47.311192][  T486]  ? netlink_attachskb+0x810/0x810
[   47.311319][  T486]  ? __lock_acquire+0x508/0xc10
[   47.311445][  T486]  netlink_sendmsg+0x735/0xc60
[   47.311572][  T486]  ? netlink_unicast+0x750/0x750
[   47.311698][  T486]  ? __might_fault+0x97/0x140
[   47.311825][  T486]  ____sys_sendmsg+0x419/0x850
[   47.311951][  T486]  ? copy_msghdr_from_user+0x2a0/0x460
[   47.312082][  T486]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   47.312292][  T486]  ? move_addr_to_kernel+0x40/0x40
[   47.312420][  T486]  ? stack_depot_save_flags+0x367/0x770
[   47.312548][  T486]  ? validate_chain+0x38b/0xc20
[   47.312675][  T486]  ___sys_sendmsg+0x14e/0x1d0
[   47.312802][  T486]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   47.312960][  T486]  ? copy_msghdr_from_user+0x460/0x460
[   47.313107][  T486]  __sys_sendmsg+0x145/0x1f0
[   47.313235][  T486]  ? __sys_sendmsg_sock+0x20/0x20
[   47.313362][  T486]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   47.313521][  T486]  ? do_raw_spin_unlock+0x59/0x250
[   47.313647][  T486]  ? rcu_is_watching+0x15/0xd0
[   47.313774][  T486]  do_syscall_64+0x117/0xfc0
[   47.313903][  T486]  ? trace_hardirqs_off+0xd/0x30
[   47.314035][  T486]  ? exc_page_fault+0xee/0x100
[   47.314169][  T486]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   47.314330][  T486] RIP: 0033:0x7f522547908e
[   47.314462][  T486] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   47.314904][  T486] RSP: 002b:00007ffe33231f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.315108][  T486] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f522547908e
[   47.315297][  T486] RDX: 0000000000000000 RSI: 00007ffe33231ff0 RDI: 0000000000000005
[   47.315485][  T486] RBP: 00007ffe33231f50 R08: 0000000000000000 R09: 0000000000000000
[   47.315674][  T486] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c692
[   47.315864][  T486] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe332326c0
[   47.316067][  T486]  </TASK>
[   47.316171][  T486] irq event stamp: 16625
[   47.316268][  T486] hardirqs last  enabled at (16633): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.316495][  T486] hardirqs last disabled at (16640): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.316714][  T486] softirqs last  enabled at (16416): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.316936][  T486] softirqs last disabled at (16343): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.317165][  T486] ---[ end trace 0000000000000000 ]---
[   47.463379][   T67] ------------[ cut here ]------------
[   47.463587][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   47.463871][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.464213][   T67] Tainted: [W]=WARN
[   47.464345][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.464539][   T67] Workqueue: netns cleanup_net
[   47.464710][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.464909][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.465396][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   47.465592][   T67] RAX: 00000000ffffffa6 RBX: ff110000159fb700 RCX: 1ff4000000090eed
[   47.465814][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159fb7b8
[   47.466046][   T67] RBP: ff11000015ed1000 R08: 1fe2200002b3f6f8 R09: ff1100000faa0bd0
[   47.466307][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.466532][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.466756][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   47.467020][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.467227][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03006 CR4: 0000000000771ef0
[   47.467446][   T67] PKRU: 55555554
[   47.467580][   T67] Call Trace:
[   47.467720][   T67]  <TASK>
[   47.467825][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   47.468026][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   47.468229][   T67]  ? queue_rcu_work+0x7c/0xa0
[   47.468393][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   47.468558][   T67]  ? rtnl_is_locked+0x15/0x20
[   47.468719][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   47.468885][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.469062][   T67]  ops_undo_list+0x615/0x8f0
[   47.469238][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   47.469402][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.469568][   T67]  cleanup_net+0x431/0x890
[   47.469735][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   47.469906][   T67]  ? process_one_work+0xdb7/0x1410
[   47.470076][   T67]  ? lock_acquire+0x134/0x160
[   47.470253][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.470433][   T67]  process_one_work+0xdf8/0x1410
[   47.470633][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   47.470797][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   47.470966][   T67]  worker_thread+0x4f1/0xd60
[   47.471148][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.471314][   T67]  ? __kthread_parkme+0xbd/0x210
[   47.471480][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.471644][   T67]  kthread+0x367/0x460
[   47.471804][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.472013][   T67]  ? kthread_affine_node+0x330/0x330
[   47.472189][   T67]  ret_from_fork+0x474/0x6b0
[   47.472357][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   47.472546][   T67]  ? __switch_to+0x5a3/0xe00
[   47.472711][   T67]  ? kthread_affine_node+0x330/0x330
[   47.472872][   T67]  ret_from_fork_asm+0x11/0x20
[   47.473047][   T67]  </TASK>
[   47.473191][   T67] irq event stamp: 710941
[   47.473325][   T67] hardirqs last  enabled at (710951): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.473575][   T67] hardirqs last disabled at (710960): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.473820][   T67] softirqs last  enabled at (710416): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.474082][   T67] softirqs last disabled at (710407): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.474341][   T67] ---[ end trace 0000000000000000 ]---
[   47.494150][   T67] ------------[ cut here ]------------
[   47.494336][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   47.494661][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.495040][   T67] Tainted: [W]=WARN
[   47.495203][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.495410][   T67] Workqueue: netns cleanup_net
[   47.495583][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.495790][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.496356][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   47.496614][   T67] RAX: 00000000ffffffa6 RBX: ff110000159fb380 RCX: 1ff4000000090eaf
[   47.496893][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159fb438
[   47.497194][   T67] RBP: ff11000013349000 R08: 1fe2200002b3f688 R09: ff1100000faa0bd0
[   47.497476][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   47.497752][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   47.498040][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   47.498372][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.498592][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[   47.498822][   T67] PKRU: 55555554
[   47.498963][   T67] Call Trace:
[   47.499124][   T67]  <TASK>
[   47.499235][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.499411][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   47.499556][   T67]  netif_close_many+0x2ac/0x640
[   47.499732][   T67]  ? lock_acquire+0x134/0x160
[   47.499904][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.500088][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.500275][   T67]  ? __dev_close_many+0x530/0x530
[   47.500448][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   47.500654][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   47.500857][   T67]  ? mutex_is_locked+0x1c/0x50
[   47.501043][   T67]  ? rtnl_is_locked+0x15/0x20
[   47.501258][   T67]  ? default_device_exit_net+0x78/0x7b0
[   47.501444][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   47.501664][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   47.501844][   T67]  default_device_exit_batch+0x38b/0x600
[   47.502028][   T67]  ? unregister_netdev+0x60/0x60
[   47.502212][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   47.502389][   T67]  ops_undo_list+0x2ce/0x8f0
[   47.502563][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   47.502806][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.503052][   T67]  cleanup_net+0x431/0x890
[   47.503300][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   47.503531][   T67]  ? process_one_work+0xdb7/0x1410
[   47.503770][   T67]  ? lock_acquire+0x134/0x160
[   47.503986][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.504181][   T67]  process_one_work+0xdf8/0x1410
[   47.504359][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   47.504528][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   47.504701][   T67]  worker_thread+0x4f1/0xd60
[   47.504871][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.505047][   T67]  ? __kthread_parkme+0xbd/0x210
[   47.505232][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.505401][   T67]  kthread+0x367/0x460
[   47.505543][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.505746][   T67]  ? kthread_affine_node+0x330/0x330
[   47.505917][   T67]  ret_from_fork+0x474/0x6b0
[   47.506110][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   47.506312][   T67]  ? __switch_to+0x5a3/0xe00
[   47.506481][   T67]  ? kthread_affine_node+0x330/0x330
[   47.506650][   T67]  ret_from_fork_asm+0x11/0x20
[   47.506830][   T67]  </TASK>
[   47.506966][   T67] irq event stamp: 713435
[   47.507124][   T67] hardirqs last  enabled at (713447): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.507393][   T67] hardirqs last disabled at (713456): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.507654][   T67] softirqs last  enabled at (712962): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.507914][   T67] softirqs last disabled at (712921): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.508199][   T67] ---[ end trace 0000000000000000 ]---
[   47.509431][   T67] ------------[ cut here ]------------
[   47.509612][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   47.509894][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.510239][   T67] Tainted: [W]=WARN
[   47.510379][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.510575][   T67] Workqueue: netns cleanup_net
[   47.510746][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.510960][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.511442][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   47.511639][   T67] RAX: 00000000ffffffa6 RBX: ff11000011537700 RCX: 1ff4000000090ed5
[   47.511861][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000115377b8
[   47.512123][   T67] RBP: ff11000013349000 R08: 1fe22000022a6ef8 R09: ff1100000faa0bd0
[   47.512352][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.512576][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.512802][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   47.513073][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.513285][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[   47.513514][   T67] PKRU: 55555554
[   47.513651][   T67] Call Trace:
[   47.513786][   T67]  <TASK>
[   47.513895][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   47.514119][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   47.514319][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   47.514490][   T67]  default_device_exit_batch+0x38b/0x600
[   47.514658][   T67]  ? unregister_netdev+0x60/0x60
[   47.514825][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   47.515000][   T67]  ops_undo_list+0x2ce/0x8f0
[   47.515188][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   47.515357][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.515527][   T67]  cleanup_net+0x431/0x890
[   47.515694][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   47.515859][   T67]  ? process_one_work+0xdb7/0x1410
[   47.516041][   T67]  ? lock_acquire+0x134/0x160
[   47.516225][   T67]  ? rcu_is_watching+0x15/0xd0
[   47.516399][   T67]  process_one_work+0xdf8/0x1410
[   47.516570][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   47.516738][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   47.516909][   T67]  worker_thread+0x4f1/0xd60
[   47.517087][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.517270][   T67]  ? __kthread_parkme+0xbd/0x210
[   47.517441][   T67]  ? rescuer_thread+0x1320/0x1320
[   47.517611][   T67]  kthread+0x367/0x460
[   47.517750][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.517950][   T67]  ? kthread_affine_node+0x330/0x330
[   47.518141][   T67]  ret_from_fork+0x474/0x6b0
[   47.518342][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   47.518544][   T67]  ? __switch_to+0x5a3/0xe00
[   47.518712][   T67]  ? kthread_affine_node+0x330/0x330
[   47.518879][   T67]  ret_from_fork_asm+0x11/0x20
[   47.519062][   T67]  </TASK>
[   47.519210][   T67] irq event stamp: 717163
[   47.519348][   T67] hardirqs last  enabled at (717173): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.519607][   T67] hardirqs last disabled at (717182): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.519863][   T67] softirqs last  enabled at (716656): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.520145][   T67] softirqs last disabled at (716649): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.520402][   T67] ---[ end trace 0000000000000000 ]---
[   47.577882][  T494] ------------[ cut here ]------------
[   47.578363][  T494] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/494
[   47.578718][  T494] CPU: 3 UID: 0 PID: 494 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.579126][  T494] Tainted: [W]=WARN
[   47.579277][  T494] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.579527][  T494] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.579778][  T494] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.580469][  T494] RSP: 0018:ffa00000014e7ab0 EFLAGS: 00010286
[   47.580712][  T494] RAX: 00000000ffffffa6 RBX: ff11000011fff540 RCX: 1ff400000029cf1c
[   47.581000][  T494] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011fff5f8
[   47.581295][  T494] RBP: ff11000015e21000 R08: 1fe22000023ffec0 R09: ff11000013032e80
[   47.581578][  T494] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.581869][  T494] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015e21000
[   47.582167][  T494] FS:  00007f5c0f7d7840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   47.582507][  T494] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.582754][  T494] CR2: 00007f5c0f9e17d0 CR3: 0000000015f68005 CR4: 0000000000771ef0
[   47.583053][  T494] PKRU: 55555554
[   47.583214][  T494] Call Trace:
[   47.583360][  T494]  <TASK>
[   47.583461][  T494]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.583658][  T494]  ? notifier_call_chain+0xb0/0x320
[   47.583855][  T494]  rtmsg_ifinfo+0x5c/0xb0
[   47.584009][  T494]  register_netdevice+0x137a/0x1980
[   47.584214][  T494]  ? unregister_netdevice_queue+0x470/0x470
[   47.584461][  T494]  register_netdev+0x23/0x40
[   47.584654][  T494]  loopback_net_init+0x7d/0x150
[   47.584849][  T494]  ops_init+0x187/0x560
[   47.585005][  T494]  setup_net+0x11b/0x3b0
[   47.585161][  T494]  ? unregister_pernet_device+0x80/0x80
[   47.585361][  T494]  ? lockdep_init_map_type+0x5d/0x250
[   47.585558][  T494]  ? mutex_init_lockdep+0xf6/0x120
[   47.585755][  T494]  copy_net_ns+0x2fd/0x450
[   47.585949][  T494]  create_new_namespaces+0x371/0xa10
[   47.586165][  T494]  unshare_nsproxy_namespaces+0xa5/0x150
[   47.586358][  T494]  ksys_unshare+0x47e/0x8c0
[   47.586555][  T494]  ? walk_process_tree+0x350/0x350
[   47.586752][  T494]  ? __ia32_sys_open+0x1b0/0x1b0
[   47.586956][  T494]  __x64_sys_unshare+0x34/0x50
[   47.587180][  T494]  ? do_syscall_64+0x82/0xfc0
[   47.587377][  T494]  do_syscall_64+0x117/0xfc0
[   47.587571][  T494]  ? trace_hardirqs_off+0xd/0x30
[   47.587767][  T494]  ? exc_page_fault+0xee/0x100
[   47.587962][  T494]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   47.588216][  T494] RIP: 0033:0x7f5c0fa99bcb
[   47.588422][  T494] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   47.589132][  T494] RSP: 002b:00007fff27fd20a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   47.589433][  T494] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5c0fa99bcb
[   47.589731][  T494] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   47.590038][  T494] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   47.590353][  T494] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff27fd42d0
[   47.590657][  T494] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff27fd58c6
[   47.590966][  T494]  </TASK>
[   47.591130][  T494] irq event stamp: 30625
[   47.591280][  T494] hardirqs last  enabled at (30633): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.591636][  T494] hardirqs last disabled at (30640): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.591994][  T494] softirqs last  enabled at (30176): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.592355][  T494] softirqs last disabled at (29929): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.592703][  T494] ---[ end trace 0000000000000000 ]---
[   47.597892][  T494] ------------[ cut here ]------------
[   47.598121][  T494] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/494
[   47.598474][  T494] CPU: 3 UID: 0 PID: 494 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.598875][  T494] Tainted: [W]=WARN
[   47.599031][  T494] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.599292][  T494] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.599552][  T494] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.600271][  T494] RSP: 0018:ffa00000014e7a98 EFLAGS: 00010286
[   47.600522][  T494] RAX: 00000000ffffffa6 RBX: ff11000013a61a80 RCX: 1ff400000029cf19
[   47.600823][  T494] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a61b38
[   47.601131][  T494] RBP: ff11000010e8c000 R08: 1fe220000274c368 R09: ff11000013032e80
[   47.601430][  T494] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.601731][  T494] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010e8c000
[   47.602036][  T494] FS:  00007f5c0f7d7840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   47.602392][  T494] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.602645][  T494] CR2: 00007f5c0f9e17d0 CR3: 0000000015f68005 CR4: 0000000000771ef0
[   47.602944][  T494] PKRU: 55555554
[   47.603106][  T494] Call Trace:
[   47.603258][  T494]  <TASK>
[   47.603364][  T494]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.603564][  T494]  ? notifier_call_chain+0xb0/0x320
[   47.603765][  T494]  rtmsg_ifinfo+0x5c/0xb0
[   47.603920][  T494]  register_netdevice+0x137a/0x1980
[   47.604137][  T494]  ? unregister_netdevice_queue+0x470/0x470
[   47.604382][  T494]  ? alloc_netdev_mqs+0xed0/0x1490
[   47.604584][  T494]  register_netdev+0x23/0x40
[   47.604780][  T494]  sit_init_net+0x299/0x570
[   47.604983][  T494]  ops_init+0x187/0x560
[   47.605147][  T494]  setup_net+0x11b/0x3b0
[   47.605300][  T494]  ? unregister_pernet_device+0x80/0x80
[   47.605500][  T494]  ? lockdep_init_map_type+0x5d/0x250
[   47.605700][  T494]  ? mutex_init_lockdep+0xf6/0x120
[   47.605901][  T494]  copy_net_ns+0x2fd/0x450
[   47.606113][  T494]  create_new_namespaces+0x371/0xa10
[   47.606323][  T494]  unshare_nsproxy_namespaces+0xa5/0x150
[   47.606524][  T494]  ksys_unshare+0x47e/0x8c0
[   47.606721][  T494]  ? walk_process_tree+0x350/0x350
[   47.606923][  T494]  ? __ia32_sys_open+0x1b0/0x1b0
[   47.607145][  T494]  __x64_sys_unshare+0x34/0x50
[   47.607344][  T494]  ? do_syscall_64+0x82/0xfc0
[   47.607545][  T494]  do_syscall_64+0x117/0xfc0
[   47.607746][  T494]  ? trace_hardirqs_off+0xd/0x30
[   47.607948][  T494]  ? exc_page_fault+0xee/0x100
[   47.608163][  T494]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   47.608410][  T494] RIP: 0033:0x7f5c0fa99bcb
[   47.608617][  T494] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   47.609340][  T494] RSP: 002b:00007fff27fd20a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   47.609640][  T494] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5c0fa99bcb
[   47.609944][  T494] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   47.610256][  T494] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   47.610555][  T494] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff27fd42d0
[   47.610855][  T494] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff27fd58c6
[   47.611178][  T494]  </TASK>
[   47.611332][  T494] irq event stamp: 32747
[   47.611484][  T494] hardirqs last  enabled at (32755): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.611827][  T494] hardirqs last disabled at (32762): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.612181][  T494] softirqs last  enabled at (32268): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   47.612524][  T494] softirqs last disabled at (32266): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   47.612872][  T494] ---[ end trace 0000000000000000 ]---
[   47.642217][  T495] ------------[ cut here ]------------
[   47.642372][  T495] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/495
[   47.642608][  T495] CPU: 0 UID: 0 PID: 495 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.642869][  T495] Tainted: [W]=WARN
[   47.642969][  T495] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.643149][  T495] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.643322][  T495] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.643784][  T495] RSP: 0018:ffa00000014f7020 EFLAGS: 00010286
[   47.643951][  T495] RAX: 00000000ffffffa6 RBX: ff11000013a60e40 RCX: 1ff400000029edca
[   47.644154][  T495] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a60ef8
[   47.644348][  T495] RBP: ff11000015e21000 R08: 1fe220000274c1e0 R09: ff11000013030b58
[   47.644541][  T495] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   47.644733][  T495] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015e21ce1
[   47.644933][  T495] FS:  00007f7fb323e840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   47.645175][  T495] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.645339][  T495] CR2: 000000003fabb988 CR3: 000000001339b001 CR4: 0000000000771ef0
[   47.645533][  T495] PKRU: 55555554
[   47.645629][  T495] Call Trace:
[   47.645728][  T495]  <TASK>
[   47.645795][  T495]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.645928][  T495]  rtmsg_ifinfo+0x5c/0xb0
[   47.646036][  T495]  ? mark_held_locks+0x40/0x70
[   47.646709][  T495]  __dev_notify_flags+0x1b8/0x280
[   47.646844][  T495]  ? netif_change_name+0x8c0/0x8c0
[   47.646979][  T495]  ? __dev_change_flags+0x4a4/0x660
[   47.647115][  T495]  ? netif_set_allmulti+0x250/0x250
[   47.647246][  T495]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.647376][  T495]  ? is_bpf_text_address+0x68/0x110
[   47.647507][  T495]  netif_change_flags+0xfe/0x190
[   47.647638][  T495]  do_setlink.isra.0+0x1cc3/0x2750
[   47.647769][  T495]  ? rtnl_link_get_size+0x350/0x350
[   47.647904][  T495]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   47.648084][  T495]  ? rcu_read_lock_any_held+0x3c/0x90
[   47.648231][  T495]  ? validate_chain+0x38b/0xc20
[   47.648365][  T495]  ? rcu_read_lock_any_held+0x66/0x90
[   47.648494][  T495]  ? stack_depot_save_flags+0x367/0x770
[   47.648628][  T495]  ? __lock_acquire+0x508/0xc10
[   47.648759][  T495]  ? lock_acquire.part.0+0xbc/0x260
[   47.648891][  T495]  ? rtnl_newlink+0x883/0xea0
[   47.649028][  T495]  ? rcu_is_watching+0x15/0xd0
[   47.649162][  T495]  ? lock_acquire+0x134/0x160
[   47.649295][  T495]  ? rcu_is_watching+0x15/0xd0
[   47.649423][  T495]  ? rcu_is_watching+0x15/0xd0
[   47.649557][  T495]  ? trace_contention_end+0xb3/0x1a0
[   47.649686][  T495]  ? __mutex_lock+0x1db/0x2010
[   47.649823][  T495]  ? __mutex_lock+0x9b2/0x2010
[   47.649953][  T495]  ? rtnl_newlink+0x883/0xea0
[   47.650102][  T495]  ? ww_mutex_lock+0x160/0x160
[   47.650239][  T495]  ? __rtnl_newlink+0x3fa/0xa50
[   47.650371][  T495]  rtnl_newlink+0x8d1/0xea0
[   47.650507][  T495]  ? lock_acquire.part.0+0xbc/0x260
[   47.650639][  T495]  ? __rtnl_newlink+0xa50/0xa50
[   47.650767][  T495]  ? mark_usage+0x61/0x170
[   47.650898][  T495]  ? lock_acquire.part.0+0xbc/0x260
[   47.651035][  T495]  ? find_held_lock+0x2b/0x80
[   47.651172][  T495]  ? __rtnl_newlink+0xa50/0xa50
[   47.651303][  T495]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.651434][  T495]  ? __rtnl_newlink+0xa50/0xa50
[   47.651565][  T495]  rtnetlink_rcv_msg+0x40d/0x9e0
[   47.651694][  T495]  ? validate_chain+0x38b/0xc20
[   47.651824][  T495]  ? rtnl_stats_set+0x3f0/0x3f0
[   47.651952][  T495]  ? __lock_acquire+0x508/0xc10
[   47.652089][  T495]  ? lock_acquire.part.0+0xbc/0x260
[   47.652227][  T495]  ? find_held_lock+0x2b/0x80
[   47.652364][  T495]  netlink_rcv_skb+0x14e/0x3a0
[   47.652494][  T495]  ? rtnl_stats_set+0x3f0/0x3f0
[   47.652623][  T495]  ? netlink_ack+0xcd0/0xcd0
[   47.652761][  T495]  ? netlink_deliver_tap+0xc5/0x330
[   47.652892][  T495]  ? netlink_deliver_tap+0x13c/0x330
[   47.653032][  T495]  netlink_unicast+0x486/0x750
[   47.653174][  T495]  ? netlink_attachskb+0x810/0x810
[   47.653307][  T495]  ? __lock_acquire+0x508/0xc10
[   47.653439][  T495]  netlink_sendmsg+0x735/0xc60
[   47.653570][  T495]  ? netlink_unicast+0x750/0x750
[   47.653708][  T495]  ? __might_fault+0x97/0x140
[   47.653842][  T495]  ____sys_sendmsg+0x419/0x850
[   47.653976][  T495]  ? copy_msghdr_from_user+0x2a0/0x460
[   47.654112][  T495]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   47.654276][  T495]  ? move_addr_to_kernel+0x40/0x40
[   47.654407][  T495]  ? stack_depot_save_flags+0x367/0x770
[   47.654539][  T495]  ? validate_chain+0x38b/0xc20
[   47.654670][  T495]  ___sys_sendmsg+0x14e/0x1d0
[   47.654798][  T495]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   47.654960][  T495]  ? copy_msghdr_from_user+0x460/0x460
[   47.655115][  T495]  __sys_sendmsg+0x145/0x1f0
[   47.655246][  T495]  ? __sys_sendmsg_sock+0x20/0x20
[   47.655376][  T495]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   47.655540][  T495]  ? do_raw_spin_unlock+0x59/0x250
[   47.655671][  T495]  ? rcu_is_watching+0x15/0xd0
[   47.655803][  T495]  do_syscall_64+0x117/0xfc0
[   47.655934][  T495]  ? trace_hardirqs_off+0xd/0x30
[   47.656070][  T495]  ? exc_page_fault+0xee/0x100
[   47.656208][  T495]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   47.656373][  T495] RIP: 0033:0x7f7fb347808e
[   47.656510][  T495] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   47.656970][  T495] RSP: 002b:00007ffc0e3bda70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.657179][  T495] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7fb347808e
[   47.657376][  T495] RDX: 0000000000000000 RSI: 00007ffc0e3bdb20 RDI: 0000000000000005
[   47.657570][  T495] RBP: 00007ffc0e3bda80 R08: 0000000000000000 R09: 0000000000000000
[   47.657766][  T495] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   47.657963][  T495] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0e3be1f0
[   47.658177][  T495]  </TASK>
[   47.658276][  T495] irq event stamp: 13257
[   47.658375][  T495] hardirqs last  enabled at (13265): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.658601][  T495] hardirqs last disabled at (13272): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.658832][  T495] softirqs last  enabled at (12584): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.659063][  T495] softirqs last disabled at (11767): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.659297][  T495] ---[ end trace 0000000000000000 ]---
[   47.775830][  T498] ------------[ cut here ]------------
[   47.776066][  T498] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/498
[   47.776368][  T498] CPU: 2 UID: 0 PID: 498 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.776683][  T498] Tainted: [W]=WARN
[   47.776831][  T498] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.777076][  T498] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.777314][  T498] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.777829][  T498] RSP: 0018:ffa0000001526e20 EFLAGS: 00010286
[   47.778053][  T498] RAX: 00000000ffffffa6 RBX: ff11000013d30040 RCX: 1ff40000002a4d8a
[   47.778313][  T498] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d300f8
[   47.778592][  T498] RBP: ff11000010f09000 R08: 1fe22000027a6020 R09: ff11000011ec0b80
[   47.778836][  T498] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.779086][  T498] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005d5b508
[   47.779347][  T498] FS:  00007fbf5c9fc840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   47.779652][  T498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.779866][  T498] CR2: 000000000042ebe0 CR3: 000000000ff3b004 CR4: 0000000000771ef0
[   47.780136][  T498] PKRU: 55555554
[   47.780283][  T498] Call Trace:
[   47.780443][  T498]  <TASK>
[   47.780559][  T498]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.780744][  T498]  rtmsg_ifinfo+0x5c/0xb0
[   47.780890][  T498]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   47.781124][  T498]  ? ref_tracker_alloc+0x28d/0x430
[   47.781305][  T498]  __dev_notify_flags+0x1b8/0x280
[   47.781488][  T498]  ? ref_tracker_dir_print+0x100/0x100
[   47.781668][  T498]  ? netif_change_name+0x8c0/0x8c0
[   47.781855][  T498]  ? __rtnl_newlink+0x22b/0xa50
[   47.782044][  T498]  ? rtnl_newlink+0x8d1/0xea0
[   47.782987][  T498]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   47.783204][  T498]  ? netlink_rcv_skb+0x14e/0x3a0
[   47.783400][  T498]  ? find_held_lock+0x2b/0x80
[   47.783591][  T498]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.783771][  T498]  ? mark_held_locks+0x40/0x70
[   47.783957][  T498]  rtnl_configure_link+0x1ac/0x390
[   47.784212][  T498]  ? lockdep_hardirqs_on+0x8c/0x130
[   47.784471][  T498]  ? queue_delayed_work_on+0x95/0x100
[   47.784683][  T498]  veth_newlink+0x330/0x8d0
[   47.784868][  T498]  ? veth_poll_controller+0x10/0x10
[   47.788548][  T498]  ? kasan_save_stack+0x2f/0x50
[   47.788730][  T498]  ? kasan_save_track+0x14/0x30
[   47.788918][  T498]  ? __kasan_kmalloc+0x7b/0x90
[   47.789131][  T498]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   47.789312][  T498]  ? alloc_netdev_mqs+0xe85/0x1490
[   47.789494][  T498]  ? rtnl_af_lookup+0x290/0x290
[   47.789675][  T498]  ? alloc_netdev_mqs+0xed0/0x1490
[   47.789857][  T498]  ? rtnl_create_link+0x169/0xf20
[   47.790068][  T498]  rtnl_newlink_create+0x2da/0x780
[   47.790306][  T498]  ? rtnl_create_link+0xf20/0xf20
[   47.790488][  T498]  ? __dev_get_by_name+0x12/0x50
[   47.790669][  T498]  ? rtnl_dev_get+0xd7/0x170
[   47.790851][  T498]  __rtnl_newlink+0x22b/0xa50
[   47.791051][  T498]  rtnl_newlink+0x8d1/0xea0
[   47.791247][  T498]  ? lock_acquire.part.0+0xbc/0x260
[   47.791429][  T498]  ? __rtnl_newlink+0xa50/0xa50
[   47.791617][  T498]  ? mark_usage+0x61/0x170
[   47.791806][  T498]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.792005][  T498]  ? __rtnl_newlink+0xa50/0xa50
[   47.792199][  T498]  rtnetlink_rcv_msg+0x40d/0x9e0
[   47.792377][  T498]  ? validate_chain+0x38b/0xc20
[   47.792555][  T498]  ? rtnl_stats_set+0x3f0/0x3f0
[   47.792732][  T498]  ? __lock_acquire+0x508/0xc10
[   47.792912][  T498]  ? lock_acquire.part.0+0xbc/0x260
[   47.793111][  T498]  ? find_held_lock+0x2b/0x80
[   47.793320][  T498]  netlink_rcv_skb+0x14e/0x3a0
[   47.793508][  T498]  ? rtnl_stats_set+0x3f0/0x3f0
[   47.793701][  T498]  ? netlink_ack+0xcd0/0xcd0
[   47.793882][  T498]  ? netlink_deliver_tap+0xc5/0x330
[   47.794067][  T498]  ? netlink_deliver_tap+0x13c/0x330
[   47.794274][  T498]  netlink_unicast+0x486/0x750
[   47.794456][  T498]  ? netlink_attachskb+0x810/0x810
[   47.794641][  T498]  ? __lock_acquire+0x508/0xc10
[   47.794820][  T498]  netlink_sendmsg+0x735/0xc60
[   47.795017][  T498]  ? netlink_unicast+0x750/0x750
[   47.795210][  T498]  ? __might_fault+0x97/0x140
[   47.795392][  T498]  ____sys_sendmsg+0x419/0x850
[   47.795573][  T498]  ? copy_msghdr_from_user+0x2a0/0x460
[   47.795752][  T498]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   47.795967][  T498]  ? move_addr_to_kernel+0x40/0x40
[   47.796209][  T498]  ___sys_sendmsg+0x14e/0x1d0
[   47.796391][  T498]  ? copy_msghdr_from_user+0x460/0x460
[   47.796590][  T498]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.796807][  T498]  ? do_sys_openat2+0xfd/0x170
[   47.797008][  T498]  __sys_sendmsg+0x145/0x1f0
[   47.797201][  T498]  ? __sys_sendmsg_sock+0x20/0x20
[   47.797384][  T498]  ? fpregs_restore_userregs+0x14b/0x310
[   47.797583][  T498]  ? rcu_is_watching+0x15/0xd0
[   47.797765][  T498]  do_syscall_64+0x117/0xfc0
[   47.797947][  T498]  ? trace_hardirqs_off+0xd/0x30
[   47.798151][  T498]  ? exc_page_fault+0xee/0x100
[   47.798332][  T498]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   47.798548][  T498] RIP: 0033:0x7fbf5cc3608e
[   47.798733][  T498] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   47.799289][  T498] RSP: 002b:00007fffe3f55290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.799537][  T498] RAX: ffffffffffffffda RBX: 00007fffe3f55a38 RCX: 00007fbf5cc3608e
[   47.799780][  T498] RDX: 0000000000000000 RSI: 00007fffe3f55340 RDI: 0000000000000005
[   47.800041][  T498] RBP: 00007fffe3f552a0 R08: 0000000000000000 R09: 0000000000000000
[   47.800300][  T498] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   47.800547][  T498] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe3f55a00
[   47.800797][  T498]  </TASK>
[   47.800948][  T498] irq event stamp: 22593
[   47.801144][  T498] hardirqs last  enabled at (22605): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.801423][  T498] hardirqs last disabled at (22614): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.801698][  T498] softirqs last  enabled at (21852): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.801987][  T498] softirqs last disabled at (21817): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.802290][  T498] ---[ end trace 0000000000000000 ]---
[   47.808790][  T498] ------------[ cut here ]------------
[   47.808961][  T498] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/498
[   47.809222][  T498] CPU: 3 UID: 0 PID: 498 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.809505][  T498] Tainted: [W]=WARN
[   47.809608][  T498] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.809779][  T498] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.809961][  T498] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.810460][  T498] RSP: 0018:ffa00000015271a0 EFLAGS: 00010286
[   47.810630][  T498] RAX: 00000000ffffffa6 RBX: ff11000015a89700 RCX: 1ff40000002a4dfa
[   47.810829][  T498] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a897b8
[   47.811031][  T498] RBP: ff11000015e24000 R08: 1fe2200002b512f8 R09: ff11000011ec0b80
[   47.811236][  T498] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.811435][  T498] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   47.811638][  T498] FS:  00007fbf5c9fc840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   47.811875][  T498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.812050][  T498] CR2: 00007fb440c4d2a0 CR3: 000000000ff3b003 CR4: 0000000000771ef0
[   47.812259][  T498] PKRU: 55555554
[   47.812361][  T498] Call Trace:
[   47.812462][  T498]  <TASK>
[   47.812532][  T498]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.812668][  T498]  rtmsg_ifinfo+0x5c/0xb0
[   47.812770][  T498]  __dev_notify_flags+0x1b8/0x280
[   47.812906][  T498]  ? netif_change_name+0x8c0/0x8c0
[   47.813044][  T498]  ? rtnl_af_lookup+0x290/0x290
[   47.813190][  T498]  ? alloc_netdev_mqs+0xed0/0x1490
[   47.813328][  T498]  rtnl_configure_link+0x1ac/0x390
[   47.813464][  T498]  rtnl_newlink_create+0x353/0x780
[   47.813597][  T498]  ? rtnl_create_link+0xf20/0xf20
[   47.813731][  T498]  ? __dev_get_by_name+0x12/0x50
[   47.813863][  T498]  ? rtnl_dev_get+0xd7/0x170
[   47.814008][  T498]  __rtnl_newlink+0x22b/0xa50
[   47.814149][  T498]  rtnl_newlink+0x8d1/0xea0
[   47.814284][  T498]  ? lock_acquire.part.0+0xbc/0x260
[   47.814418][  T498]  ? __rtnl_newlink+0xa50/0xa50
[   47.814550][  T498]  ? mark_usage+0x61/0x170
[   47.814686][  T498]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.814848][  T498]  ? __rtnl_newlink+0xa50/0xa50
[   47.814993][  T498]  rtnetlink_rcv_msg+0x40d/0x9e0
[   47.815150][  T498]  ? validate_chain+0x38b/0xc20
[   47.815285][  T498]  ? rtnl_stats_set+0x3f0/0x3f0
[   47.815415][  T498]  ? __lock_acquire+0x508/0xc10
[   47.815547][  T498]  ? lock_acquire.part.0+0xbc/0x260
[   47.815681][  T498]  ? find_held_lock+0x2b/0x80
[   47.815815][  T498]  netlink_rcv_skb+0x14e/0x3a0
[   47.815949][  T498]  ? rtnl_stats_set+0x3f0/0x3f0
[   47.816086][  T498]  ? netlink_ack+0xcd0/0xcd0
[   47.816228][  T498]  ? netlink_deliver_tap+0xc5/0x330
[   47.816363][  T498]  ? netlink_deliver_tap+0x13c/0x330
[   47.816497][  T498]  netlink_unicast+0x486/0x750
[   47.816631][  T498]  ? netlink_attachskb+0x810/0x810
[   47.816765][  T498]  ? __lock_acquire+0x508/0xc10
[   47.816902][  T498]  netlink_sendmsg+0x735/0xc60
[   47.817075][  T498]  ? netlink_unicast+0x750/0x750
[   47.817214][  T498]  ? __might_fault+0x97/0x140
[   47.817350][  T498]  ____sys_sendmsg+0x419/0x850
[   47.817483][  T498]  ? copy_msghdr_from_user+0x2a0/0x460
[   47.817614][  T498]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   47.817778][  T498]  ? move_addr_to_kernel+0x40/0x40
[   47.817916][  T498]  ___sys_sendmsg+0x14e/0x1d0
[   47.818054][  T498]  ? copy_msghdr_from_user+0x460/0x460
[   47.818195][  T498]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.818369][  T498]  ? do_sys_openat2+0xfd/0x170
[   47.818507][  T498]  __sys_sendmsg+0x145/0x1f0
[   47.818641][  T498]  ? __sys_sendmsg_sock+0x20/0x20
[   47.818777][  T498]  ? fpregs_restore_userregs+0x14b/0x310
[   47.818910][  T498]  ? rcu_is_watching+0x15/0xd0
[   47.819052][  T498]  do_syscall_64+0x117/0xfc0
[   47.819191][  T498]  ? trace_hardirqs_off+0xd/0x30
[   47.819323][  T498]  ? exc_page_fault+0xee/0x100
[   47.819464][  T498]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   47.819629][  T498] RIP: 0033:0x7fbf5cc3608e
[   47.819772][  T498] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   47.820257][  T498] RSP: 002b:00007fffe3f55290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.820467][  T498] RAX: ffffffffffffffda RBX: 00007fffe3f55a38 RCX: 00007fbf5cc3608e
[   47.820668][  T498] RDX: 0000000000000000 RSI: 00007fffe3f55340 RDI: 0000000000000005
[   47.820870][  T498] RBP: 00007fffe3f552a0 R08: 0000000000000000 R09: 0000000000000000
[   47.821076][  T498] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   47.821285][  T498] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe3f55a00
[   47.821490][  T498]  </TASK>
[   47.821592][  T498] irq event stamp: 27227
[   47.821694][  T498] hardirqs last  enabled at (27235): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.821928][  T498] hardirqs last disabled at (27242): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.822175][  T498] softirqs last  enabled at (26762): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.822409][  T498] softirqs last disabled at (26757): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.822641][  T498] ---[ end trace 0000000000000000 ]---
[   47.858461][  T499] ------------[ cut here ]------------
[   47.858645][  T499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/499
[   47.858889][  T499] CPU: 3 UID: 0 PID: 499 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.859215][  T499] Tainted: [W]=WARN
[   47.859323][  T499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.859496][  T499] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.859675][  T499] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.860167][  T499] RSP: 0018:ffa0000001536e20 EFLAGS: 00010286
[   47.860347][  T499] RAX: 00000000ffffffa6 RBX: ff110000159d9380 RCX: 1ff40000002a6d8a
[   47.860550][  T499] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d9438
[   47.860754][  T499] RBP: ff11000010f61000 R08: 1fe2200002b3b288 R09: ff11000013b6ae80
[   47.860957][  T499] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.861276][  T499] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ffd8408
[   47.861482][  T499] FS:  00007f0a65b1a840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   47.861720][  T499] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.861891][  T499] CR2: 00007f0a65e81f6d CR3: 0000000015bc5005 CR4: 0000000000771ef0
[   47.862171][  T499] PKRU: 55555554
[   47.862276][  T499] Call Trace:
[   47.862376][  T499]  <TASK>
[   47.862446][  T499]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.862583][  T499]  rtmsg_ifinfo+0x5c/0xb0
[   47.862685][  T499]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   47.862855][  T499]  __dev_notify_flags+0x1b8/0x280
[   47.862993][  T499]  ? __mod_timer+0x3ad/0xc60
[   47.863225][  T499]  ? netif_change_name+0x8c0/0x8c0
[   47.863445][  T499]  ? rtnl_newlink+0x8d1/0xea0
[   47.863579][  T499]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   47.863713][  T499]  ? netlink_rcv_skb+0x14e/0x3a0
[   47.863850][  T499]  ? add_timer_on+0x580/0x580
[   47.864017][  T499]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.864275][  T499]  ? mark_held_locks+0x40/0x70
[   47.864422][  T499]  rtnl_configure_link+0x1ac/0x390
[   47.864568][  T499]  ? lockdep_hardirqs_on+0x8c/0x130
[   47.864718][  T499]  ? queue_delayed_work_on+0x95/0x100
[   47.864867][  T499]  veth_newlink+0x330/0x8d0
[   47.865041][  T499]  ? veth_poll_controller+0x10/0x10
[   47.865290][  T499]  ? kasan_save_stack+0x2f/0x50
[   47.865438][  T499]  ? kasan_save_track+0x14/0x30
[   47.865581][  T499]  ? __kasan_kmalloc+0x7b/0x90
[   47.865734][  T499]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   47.865876][  T499]  ? alloc_netdev_mqs+0xe85/0x1490
[   47.866026][  T499]  ? rtnl_af_lookup+0x290/0x290
[   47.866202][  T499]  ? alloc_netdev_mqs+0xed0/0x1490
[   47.866345][  T499]  ? rtnl_create_link+0x169/0xf20
[   47.866488][  T499]  rtnl_newlink_create+0x2da/0x780
[   47.866628][  T499]  ? rtnl_create_link+0xf20/0xf20
[   47.866768][  T499]  ? __dev_get_by_name+0x12/0x50
[   47.866915][  T499]  ? rtnl_dev_get+0xd7/0x170
[   47.867065][  T499]  __rtnl_newlink+0x22b/0xa50
[   47.867210][  T499]  rtnl_newlink+0x8d1/0xea0
[   47.867347][  T499]  ? lock_acquire.part.0+0xbc/0x260
[   47.867480][  T499]  ? __rtnl_newlink+0xa50/0xa50
[   47.867614][  T499]  ? mark_usage+0x61/0x170
[   47.867751][  T499]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.867886][  T499]  ? __rtnl_newlink+0xa50/0xa50
[   47.868026][  T499]  rtnetlink_rcv_msg+0x40d/0x9e0
[   47.868166][  T499]  ? validate_chain+0x38b/0xc20
[   47.868299][  T499]  ? rtnl_stats_set+0x3f0/0x3f0
[   47.868431][  T499]  ? __lock_acquire+0x508/0xc10
[   47.868567][  T499]  ? lock_acquire.part.0+0xbc/0x260
[   47.868701][  T499]  ? find_held_lock+0x2b/0x80
[   47.868835][  T499]  netlink_rcv_skb+0x14e/0x3a0
[   47.868969][  T499]  ? rtnl_stats_set+0x3f0/0x3f0
[   47.869118][  T499]  ? netlink_ack+0xcd0/0xcd0
[   47.869254][  T499]  ? netlink_deliver_tap+0xc5/0x330
[   47.869389][  T499]  ? netlink_deliver_tap+0x13c/0x330
[   47.869526][  T499]  netlink_unicast+0x486/0x750
[   47.869662][  T499]  ? netlink_attachskb+0x810/0x810
[   47.869797][  T499]  ? __lock_acquire+0x508/0xc10
[   47.869934][  T499]  netlink_sendmsg+0x735/0xc60
[   47.870077][  T499]  ? netlink_unicast+0x750/0x750
[   47.870217][  T499]  ? __might_fault+0x97/0x140
[   47.870355][  T499]  ____sys_sendmsg+0x419/0x850
[   47.870490][  T499]  ? copy_msghdr_from_user+0x2a0/0x460
[   47.870625][  T499]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   47.870791][  T499]  ? move_addr_to_kernel+0x40/0x40
[   47.870928][  T499]  ___sys_sendmsg+0x14e/0x1d0
[   47.871071][  T499]  ? copy_msghdr_from_user+0x460/0x460
[   47.871213][  T499]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.871385][  T499]  ? do_sys_openat2+0xfd/0x170
[   47.871521][  T499]  __sys_sendmsg+0x145/0x1f0
[   47.871656][  T499]  ? __sys_sendmsg_sock+0x20/0x20
[   47.871794][  T499]  ? fpregs_restore_userregs+0x14b/0x310
[   47.871931][  T499]  ? rcu_is_watching+0x15/0xd0
[   47.872069][  T499]  do_syscall_64+0x117/0xfc0
[   47.872210][  T499]  ? trace_hardirqs_off+0xd/0x30
[   47.872343][  T499]  ? exc_page_fault+0xee/0x100
[   47.872476][  T499]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   47.872644][  T499] RIP: 0033:0x7f0a65d5408e
[   47.872785][  T499] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   47.873278][  T499] RSP: 002b:00007fff660f98a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.873483][  T499] RAX: ffffffffffffffda RBX: 00007fff660fa048 RCX: 00007f0a65d5408e
[   47.873685][  T499] RDX: 0000000000000000 RSI: 00007fff660f9950 RDI: 0000000000000005
[   47.873888][  T499] RBP: 00007fff660f98b0 R08: 0000000000000000 R09: 0000000000000000
[   47.874132][  T499] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   47.874335][  T499] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff660fa010
[   47.874542][  T499]  </TASK>
[   47.874643][  T499] irq event stamp: 22745
[   47.874745][  T499] hardirqs last  enabled at (22753): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.874986][  T499] hardirqs last disabled at (22760): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.875226][  T499] softirqs last  enabled at (22280): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.875461][  T499] softirqs last disabled at (22231): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.875696][  T499] ---[ end trace 0000000000000000 ]---
[   47.888922][  T499] ------------[ cut here ]------------
[   47.889104][  T499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/499
[   47.889343][  T499] CPU: 3 UID: 0 PID: 499 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.889612][  T499] Tainted: [W]=WARN
[   47.889713][  T499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.889890][  T499] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.890071][  T499] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.890551][  T499] RSP: 0018:ffa00000015371a0 EFLAGS: 00010286
[   47.890720][  T499] RAX: 00000000ffffffa6 RBX: ff11000015a7d8c0 RCX: 1ff40000002a6dfa
[   47.890923][  T499] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a7d978
[   47.891134][  T499] RBP: ff110000075a9000 R08: 1fe2200002b4fb30 R09: ff11000013b6ae80
[   47.891334][  T499] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.891534][  T499] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   47.891737][  T499] FS:  00007f0a65b1a840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   47.891971][  T499] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.892150][  T499] CR2: 00007f0a65e81f6d CR3: 0000000015bc5005 CR4: 0000000000771ef0
[   47.892353][  T499] PKRU: 55555554
[   47.892453][  T499] Call Trace:
[   47.892554][  T499]  <TASK>
[   47.892623][  T499]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.892762][  T499]  rtmsg_ifinfo+0x5c/0xb0
[   47.892864][  T499]  __dev_notify_flags+0x1b8/0x280
[   47.893006][  T499]  ? netif_change_name+0x8c0/0x8c0
[   47.893146][  T499]  ? rtnl_af_lookup+0x290/0x290
[   47.893282][  T499]  ? alloc_netdev_mqs+0xed0/0x1490
[   47.893418][  T499]  rtnl_configure_link+0x1ac/0x390
[   47.893554][  T499]  rtnl_newlink_create+0x353/0x780
[   47.893690][  T499]  ? rtnl_create_link+0xf20/0xf20
[   47.893825][  T499]  ? __dev_get_by_name+0x12/0x50
[   47.893959][  T499]  ? rtnl_dev_get+0xd7/0x170
[   47.894106][  T499]  __rtnl_newlink+0x22b/0xa50
[   47.894243][  T499]  rtnl_newlink+0x8d1/0xea0
[   47.894378][  T499]  ? lock_acquire.part.0+0xbc/0x260
[   47.894512][  T499]  ? __rtnl_newlink+0xa50/0xa50
[   47.894646][  T499]  ? mark_usage+0x61/0x170
[   47.894782][  T499]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.894916][  T499]  ? __rtnl_newlink+0xa50/0xa50
[   47.895055][  T499]  rtnetlink_rcv_msg+0x40d/0x9e0
[   47.895196][  T499]  ? validate_chain+0x38b/0xc20
[   47.895331][  T499]  ? rtnl_stats_set+0x3f0/0x3f0
[   47.895464][  T499]  ? __lock_acquire+0x508/0xc10
[   47.895598][  T499]  ? lock_acquire.part.0+0xbc/0x260
[   47.895731][  T499]  ? find_held_lock+0x2b/0x80
[   47.895865][  T499]  netlink_rcv_skb+0x14e/0x3a0
[   47.896031][  T499]  ? rtnl_stats_set+0x3f0/0x3f0
[   47.896190][  T499]  ? netlink_ack+0xcd0/0xcd0
[   47.896327][  T499]  ? netlink_deliver_tap+0xc5/0x330
[   47.896460][  T499]  ? netlink_deliver_tap+0x13c/0x330
[   47.896595][  T499]  netlink_unicast+0x486/0x750
[   47.896730][  T499]  ? netlink_attachskb+0x810/0x810
[   47.896863][  T499]  ? __lock_acquire+0x508/0xc10
[   47.897003][  T499]  netlink_sendmsg+0x735/0xc60
[   47.897141][  T499]  ? netlink_unicast+0x750/0x750
[   47.897274][  T499]  ? __might_fault+0x97/0x140
[   47.897408][  T499]  ____sys_sendmsg+0x419/0x850
[   47.897541][  T499]  ? copy_msghdr_from_user+0x2a0/0x460
[   47.897674][  T499]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   47.897838][  T499]  ? move_addr_to_kernel+0x40/0x40
[   47.898000][  T499]  ___sys_sendmsg+0x14e/0x1d0
[   47.898143][  T499]  ? copy_msghdr_from_user+0x460/0x460
[   47.898282][  T499]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.898451][  T499]  ? do_sys_openat2+0xfd/0x170
[   47.898586][  T499]  __sys_sendmsg+0x145/0x1f0
[   47.898718][  T499]  ? __sys_sendmsg_sock+0x20/0x20
[   47.898854][  T499]  ? fpregs_restore_userregs+0x14b/0x310
[   47.898992][  T499]  ? rcu_is_watching+0x15/0xd0
[   47.899132][  T499]  do_syscall_64+0x117/0xfc0
[   47.899267][  T499]  ? trace_hardirqs_off+0xd/0x30
[   47.899400][  T499]  ? exc_page_fault+0xee/0x100
[   47.899532][  T499]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   47.899719][  T499] RIP: 0033:0x7f0a65d5408e
[   47.899858][  T499] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   47.900336][  T499] RSP: 002b:00007fff660f98a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.900537][  T499] RAX: ffffffffffffffda RBX: 00007fff660fa048 RCX: 00007f0a65d5408e
[   47.900734][  T499] RDX: 0000000000000000 RSI: 00007fff660f9950 RDI: 0000000000000005
[   47.901258][  T499] RBP: 00007fff660f98b0 R08: 0000000000000000 R09: 0000000000000000
[   47.901457][  T499] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   47.901656][  T499] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff660fa010
[   47.901857][  T499]  </TASK>
[   47.901959][  T499] irq event stamp: 34277
[   47.902063][  T499] hardirqs last  enabled at (34285): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.902301][  T499] hardirqs last disabled at (34294): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.902530][  T499] softirqs last  enabled at (33986): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   47.902762][  T499] softirqs last disabled at (33953): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   47.903001][  T499] ---[ end trace 0000000000000000 ]---
[   47.966450][  T500] ------------[ cut here ]------------
[   47.966708][  T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/500
[   47.967094][  T500] CPU: 0 UID: 0 PID: 500 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.967535][  T500] Tainted: [W]=WARN
[   47.967697][  T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.967961][  T500] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.968261][  T500] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   47.969013][  T500] RSP: 0018:ffa0000001546e20 EFLAGS: 00010286
[   47.969298][  T500] RAX: 00000000ffffffa6 RBX: ff11000010059e00 RCX: 1ff40000002a8d8a
[   47.969615][  T500] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010059eb8
[   47.969937][  T500] RBP: ff11000013e24000 R08: 1fe220000200b3d8 R09: ff11000013b6d180
[   47.970271][  T500] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   47.970589][  T500] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011796388
[   47.970910][  T500] FS:  00007fdea8383840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   47.971306][  T500] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.971574][  T500] CR2: 000000000042ebe0 CR3: 0000000004def001 CR4: 0000000000771ef0
[   47.971894][  T500] PKRU: 55555554
[   47.972058][  T500] Call Trace:
[   47.972225][  T500]  <TASK>
[   47.972335][  T500]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.972548][  T500]  rtmsg_ifinfo+0x5c/0xb0
[   47.972704][  T500]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   47.972963][  T500]  ? ref_tracker_alloc+0x28d/0x430
[   47.973189][  T500]  __dev_notify_flags+0x1b8/0x280
[   47.973397][  T500]  ? ref_tracker_dir_print+0x100/0x100
[   47.973602][  T500]  ? netif_change_name+0x8c0/0x8c0
[   47.973811][  T500]  ? __rtnl_newlink+0x22b/0xa50
[   47.974030][  T500]  ? rtnl_newlink+0x8d1/0xea0
[   47.974250][  T500]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   47.974462][  T500]  ? netlink_rcv_skb+0x14e/0x3a0
[   47.974673][  T500]  ? find_held_lock+0x2b/0x80
[   47.974886][  T500]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.975112][  T500]  ? mark_held_locks+0x40/0x70
[   47.975328][  T500]  rtnl_configure_link+0x1ac/0x390
[   47.975538][  T500]  ? lockdep_hardirqs_on+0x8c/0x130
[   47.975744][  T500]  ? queue_delayed_work_on+0x95/0x100
[   47.975959][  T500]  veth_newlink+0x330/0x8d0
[   47.976189][  T500]  ? veth_poll_controller+0x10/0x10
[   47.976399][  T500]  ? kasan_save_stack+0x2f/0x50
[   47.976612][  T500]  ? kasan_save_track+0x14/0x30
[   47.976822][  T500]  ? __kasan_kmalloc+0x7b/0x90
[   47.977063][  T500]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   47.977286][  T500]  ? alloc_netdev_mqs+0xe85/0x1490
[   47.977499][  T500]  ? rtnl_af_lookup+0x290/0x290
[   47.977710][  T500]  ? alloc_netdev_mqs+0xed0/0x1490
[   47.977921][  T500]  ? rtnl_create_link+0x169/0xf20
[   47.978154][  T500]  rtnl_newlink_create+0x2da/0x780
[   47.978368][  T500]  ? rtnl_create_link+0xf20/0xf20
[   47.978576][  T500]  ? __dev_get_by_name+0x12/0x50
[   47.978787][  T500]  ? rtnl_dev_get+0xd7/0x170
[   47.979010][  T500]  __rtnl_newlink+0x22b/0xa50
[   47.979235][  T500]  rtnl_newlink+0x8d1/0xea0
[   47.979449][  T500]  ? lock_acquire.part.0+0xbc/0x260
[   47.979660][  T500]  ? __rtnl_newlink+0xa50/0xa50
[   47.979870][  T500]  ? mark_usage+0x61/0x170
[   47.980094][  T500]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.980314][  T500]  ? __rtnl_newlink+0xa50/0xa50
[   47.980528][  T500]  rtnetlink_rcv_msg+0x40d/0x9e0
[   47.980738][  T500]  ? validate_chain+0x38b/0xc20
[   47.980946][  T500]  ? rtnl_stats_set+0x3f0/0x3f0
[   47.981172][  T500]  ? __lock_acquire+0x508/0xc10
[   47.981383][  T500]  ? lock_acquire.part.0+0xbc/0x260
[   47.981592][  T500]  ? find_held_lock+0x2b/0x80
[   47.981803][  T500]  netlink_rcv_skb+0x14e/0x3a0
[   47.982017][  T500]  ? rtnl_stats_set+0x3f0/0x3f0
[   47.982240][  T500]  ? netlink_ack+0xcd0/0xcd0
[   47.982454][  T500]  ? netlink_deliver_tap+0xc5/0x330
[   47.982661][  T500]  ? netlink_deliver_tap+0x13c/0x330
[   47.982870][  T500]  netlink_unicast+0x486/0x750
[   47.983087][  T500]  ? netlink_attachskb+0x810/0x810
[   47.983308][  T500]  ? __lock_acquire+0x508/0xc10
[   47.983518][  T500]  netlink_sendmsg+0x735/0xc60
[   47.983733][  T500]  ? netlink_unicast+0x750/0x750
[   47.983946][  T500]  ? __might_fault+0x97/0x140
[   47.984175][  T500]  ____sys_sendmsg+0x419/0x850
[   47.984387][  T500]  ? copy_msghdr_from_user+0x2a0/0x460
[   47.984597][  T500]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   47.984859][  T500]  ? move_addr_to_kernel+0x40/0x40
[   47.985085][  T500]  ___sys_sendmsg+0x14e/0x1d0
[   47.985312][  T500]  ? copy_msghdr_from_user+0x460/0x460
[   47.985532][  T500]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   47.985800][  T500]  ? do_sys_openat2+0xfd/0x170
[   47.986013][  T500]  __sys_sendmsg+0x145/0x1f0
[   47.986230][  T500]  ? __sys_sendmsg_sock+0x20/0x20
[   47.986440][  T500]  ? fpregs_restore_userregs+0x14b/0x310
[   47.986647][  T500]  ? rcu_is_watching+0x15/0xd0
[   47.986856][  T500]  do_syscall_64+0x117/0xfc0
[   47.987068][  T500]  ? trace_hardirqs_off+0xd/0x30
[   47.987287][  T500]  ? exc_page_fault+0xee/0x100
[   47.987495][  T500]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   47.987755][  T500] RIP: 0033:0x7fdea85bd08e
[   47.987982][  T500] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   47.988739][  T500] RSP: 002b:00007ffe29ee8740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.989063][  T500] RAX: ffffffffffffffda RBX: 00007ffe29ee8ee8 RCX: 00007fdea85bd08e
[   47.989389][  T500] RDX: 0000000000000000 RSI: 00007ffe29ee87f0 RDI: 0000000000000005
[   47.989703][  T500] RBP: 00007ffe29ee8750 R08: 0000000000000000 R09: 0000000000000000
[   47.990025][  T500] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   47.990351][  T500] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe29ee8eb0
[   47.990670][  T500]  </TASK>
[   47.990827][  T500] irq event stamp: 24435
[   47.990982][  T500] hardirqs last  enabled at (24443): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   47.991358][  T500] hardirqs last disabled at (24452): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   47.991719][  T500] softirqs last  enabled at (23568): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   47.992085][  T500] softirqs last disabled at (23566): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   47.992459][  T500] ---[ end trace 0000000000000000 ]---
[   48.003630][  T500] ------------[ cut here ]------------
[   48.003847][  T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/500
[   48.004219][  T500] CPU: 0 UID: 0 PID: 500 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.004634][  T500] Tainted: [W]=WARN
[   48.004791][  T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.005060][  T500] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.005338][  T500] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.006077][  T500] RSP: 0018:ffa00000015471a0 EFLAGS: 00010286
[   48.006351][  T500] RAX: 00000000ffffffa6 RBX: ff11000015a1f700 RCX: 1ff40000002a8dfa
[   48.006651][  T500] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a1f7b8
[   48.006957][  T500] RBP: ff110000024b1000 R08: 1fe2200002b43ef8 R09: ff11000013b6d180
[   48.007276][  T500] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.007580][  T500] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   48.007895][  T500] FS:  00007fdea8383840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   48.008271][  T500] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.008530][  T500] CR2: 000000000042ebe0 CR3: 0000000004def001 CR4: 0000000000771ef0
[   48.008840][  T500] PKRU: 55555554
[   48.009002][  T500] Call Trace:
[   48.009172][  T500]  <TASK>
[   48.009281][  T500]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   48.009490][  T500]  rtmsg_ifinfo+0x5c/0xb0
[   48.009643][  T500]  __dev_notify_flags+0x1b8/0x280
[   48.009848][  T500]  ? netif_change_name+0x8c0/0x8c0
[   48.010064][  T500]  ? rtnl_af_lookup+0x290/0x290
[   48.011241][  T500]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.011463][  T500]  rtnl_configure_link+0x1ac/0x390
[   48.011674][  T500]  rtnl_newlink_create+0x353/0x780
[   48.011886][  T500]  ? rtnl_create_link+0xf20/0xf20
[   48.012202][  T500]  ? __dev_get_by_name+0x12/0x50
[   48.012409][  T500]  ? rtnl_dev_get+0xd7/0x170
[   48.012628][  T500]  __rtnl_newlink+0x22b/0xa50
[   48.012842][  T500]  rtnl_newlink+0x8d1/0xea0
[   48.013056][  T500]  ? lock_acquire.part.0+0xbc/0x260
[   48.013375][  T500]  ? __rtnl_newlink+0xa50/0xa50
[   48.013582][  T500]  ? mark_usage+0x61/0x170
[   48.013791][  T500]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.014000][  T500]  ? __rtnl_newlink+0xa50/0xa50
[   48.014311][  T500]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.014520][  T500]  ? validate_chain+0x38b/0xc20
[   48.014726][  T500]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.014931][  T500]  ? __lock_acquire+0x508/0xc10
[   48.015251][  T500]  ? lock_acquire.part.0+0xbc/0x260
[   48.015459][  T500]  ? find_held_lock+0x2b/0x80
[   48.015667][  T500]  netlink_rcv_skb+0x14e/0x3a0
[   48.015873][  T500]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.016084][  T500]  ? netlink_ack+0xcd0/0xcd0
[   48.016401][  T500]  ? netlink_deliver_tap+0xc5/0x330
[   48.016608][  T500]  ? netlink_deliver_tap+0x13c/0x330
[   48.016816][  T500]  netlink_unicast+0x486/0x750
[   48.017035][  T500]  ? netlink_attachskb+0x810/0x810
[   48.017348][  T500]  ? __lock_acquire+0x508/0xc10
[   48.017556][  T500]  netlink_sendmsg+0x735/0xc60
[   48.017763][  T500]  ? netlink_unicast+0x750/0x750
[   48.017970][  T500]  ? __might_fault+0x97/0x140
[   48.018293][  T500]  ____sys_sendmsg+0x419/0x850
[   48.018504][  T500]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.018714][  T500]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.018970][  T500]  ? move_addr_to_kernel+0x40/0x40
[   48.019294][  T500]  ___sys_sendmsg+0x14e/0x1d0
[   48.019502][  T500]  ? copy_msghdr_from_user+0x460/0x460
[   48.019717][  T500]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   48.019990][  T500]  ? do_sys_openat2+0xfd/0x170
[   48.020305][  T500]  __sys_sendmsg+0x145/0x1f0
[   48.020517][  T500]  ? __sys_sendmsg_sock+0x20/0x20
[   48.020729][  T500]  ? fpregs_restore_userregs+0x14b/0x310
[   48.020932][  T500]  ? rcu_is_watching+0x15/0xd0
[   48.021250][  T500]  do_syscall_64+0x117/0xfc0
[   48.021462][  T500]  ? trace_hardirqs_off+0xd/0x30
[   48.021669][  T500]  ? exc_page_fault+0xee/0x100
[   48.021878][  T500]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.022243][  T500] RIP: 0033:0x7fdea85bd08e
[   48.022457][  T500] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.023307][  T500] RSP: 002b:00007ffe29ee8740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.023622][  T500] RAX: ffffffffffffffda RBX: 00007ffe29ee8ee8 RCX: 00007fdea85bd08e
[   48.023937][  T500] RDX: 0000000000000000 RSI: 00007ffe29ee87f0 RDI: 0000000000000005
[   48.024356][  T500] RBP: 00007ffe29ee8750 R08: 0000000000000000 R09: 0000000000000000
[   48.024667][  T500] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   48.024982][  T500] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe29ee8eb0
[   48.025409][  T500]  </TASK>
[   48.025566][  T500] irq event stamp: 31309
[   48.025721][  T500] hardirqs last  enabled at (31317): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.026086][  T500] hardirqs last disabled at (31324): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.026546][  T500] softirqs last  enabled at (31424): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   48.026908][  T500] softirqs last disabled at (31333): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   48.027370][  T500] ---[ end trace 0000000000000000 ]---
[   48.065651][  T501] ------------[ cut here ]------------
[   48.065826][  T501] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/501
[   48.066083][  T501] CPU: 1 UID: 0 PID: 501 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.066380][  T501] Tainted: [W]=WARN
[   48.066486][  T501] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.066662][  T501] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.066838][  T501] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.067336][  T501] RSP: 0018:ffa0000001547050 EFLAGS: 00010286
[   48.067504][  T501] RAX: 00000000ffffffa6 RBX: ff11000011768ac0 RCX: 1ff40000002a8dd0
[   48.067702][  T501] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011768b78
[   48.067900][  T501] RBP: ff11000015e24000 R08: 1fe22000022ed170 R09: ff11000013bc2e80
[   48.068108][  T501] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   48.068304][  T501] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   48.068505][  T501] FS:  00007f00c08b6840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   48.068735][  T501] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.068902][  T501] CR2: 0000555faa067d5c CR3: 0000000015c1e004 CR4: 0000000000771ef0
[   48.069112][  T501] PKRU: 55555554
[   48.069213][  T501] Call Trace:
[   48.069315][  T501]  <TASK>
[   48.069386][  T501]  ? rcu_is_watching+0x15/0xd0
[   48.069521][  T501]  rtnetlink_event+0xe0/0x1f0
[   48.069651][  T501]  notifier_call_chain+0xb0/0x320
[   48.069790][  T501]  netif_set_mac_address+0x2dd/0x410
[   48.069921][  T501]  ? rcu_is_watching+0x15/0xd0
[   48.070056][  T501]  ? netif_set_group+0x70/0x70
[   48.070196][  T501]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   48.070364][  T501]  ? is_bpf_text_address+0x72/0x110
[   48.070508][  T501]  do_setlink.isra.0+0x706/0x2750
[   48.070655][  T501]  ? rtnl_link_get_size+0x350/0x350
[   48.070792][  T501]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   48.070958][  T501]  ? rcu_read_lock_any_held+0x3c/0x90
[   48.071101][  T501]  ? validate_chain+0x38b/0xc20
[   48.071238][  T501]  ? rcu_read_lock_any_held+0x66/0x90
[   48.071372][  T501]  ? stack_depot_save_flags+0x367/0x770
[   48.071507][  T501]  ? __lock_acquire+0x508/0xc10
[   48.071640][  T501]  ? lock_acquire.part.0+0xbc/0x260
[   48.071772][  T501]  ? rtnl_newlink+0x883/0xea0
[   48.071901][  T501]  ? rcu_is_watching+0x15/0xd0
[   48.072039][  T501]  ? lock_acquire+0x134/0x160
[   48.072178][  T501]  ? rcu_is_watching+0x15/0xd0
[   48.072313][  T501]  ? rcu_is_watching+0x15/0xd0
[   48.072448][  T501]  ? trace_contention_end+0xb3/0x1a0
[   48.072583][  T501]  ? __mutex_lock+0x1db/0x2010
[   48.072714][  T501]  ? __mutex_lock+0x9b2/0x2010
[   48.072846][  T501]  ? rtnl_newlink+0x883/0xea0
[   48.072991][  T501]  ? __rtnl_newlink+0x3fa/0xa50
[   48.073132][  T501]  rtnl_newlink+0x8d1/0xea0
[   48.073268][  T501]  ? lock_acquire.part.0+0xbc/0x260
[   48.073400][  T501]  ? __rtnl_newlink+0xa50/0xa50
[   48.073533][  T501]  ? mark_usage+0x61/0x170
[   48.073669][  T501]  ? lock_acquire.part.0+0xbc/0x260
[   48.073800][  T501]  ? find_held_lock+0x2b/0x80
[   48.073931][  T501]  ? __rtnl_newlink+0xa50/0xa50
[   48.074069][  T501]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.074208][  T501]  ? __rtnl_newlink+0xa50/0xa50
[   48.074339][  T501]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.074473][  T501]  ? validate_chain+0x38b/0xc20
[   48.074605][  T501]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.074737][  T501]  ? __lock_acquire+0x508/0xc10
[   48.074869][  T501]  ? lock_acquire.part.0+0xbc/0x260
[   48.075005][  T501]  ? find_held_lock+0x2b/0x80
[   48.075143][  T501]  netlink_rcv_skb+0x14e/0x3a0
[   48.075277][  T501]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.075411][  T501]  ? netlink_ack+0xcd0/0xcd0
[   48.075550][  T501]  ? netlink_deliver_tap+0xc5/0x330
[   48.075682][  T501]  ? netlink_deliver_tap+0x13c/0x330
[   48.075815][  T501]  netlink_unicast+0x486/0x750
[   48.075950][  T501]  ? netlink_attachskb+0x810/0x810
[   48.076087][  T501]  ? __lock_acquire+0x508/0xc10
[   48.076227][  T501]  netlink_sendmsg+0x735/0xc60
[   48.076362][  T501]  ? netlink_unicast+0x750/0x750
[   48.076496][  T501]  ? __might_fault+0x97/0x140
[   48.076632][  T501]  ____sys_sendmsg+0x419/0x850
[   48.076764][  T501]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.076930][  T501]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.077106][  T501]  ? move_addr_to_kernel+0x40/0x40
[   48.077238][  T501]  ? stack_depot_save_flags+0x367/0x770
[   48.077370][  T501]  ? validate_chain+0x38b/0xc20
[   48.077501][  T501]  ___sys_sendmsg+0x14e/0x1d0
[   48.077636][  T501]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.077799][  T501]  ? copy_msghdr_from_user+0x460/0x460
[   48.077941][  T501]  __sys_sendmsg+0x145/0x1f0
[   48.078081][  T501]  ? __sys_sendmsg_sock+0x20/0x20
[   48.078217][  T501]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.078384][  T501]  ? do_raw_spin_unlock+0x59/0x250
[   48.078515][  T501]  ? rcu_is_watching+0x15/0xd0
[   48.078647][  T501]  do_syscall_64+0x117/0xfc0
[   48.078777][  T501]  ? trace_hardirqs_off+0xd/0x30
[   48.078907][  T501]  ? exc_page_fault+0xee/0x100
[   48.079043][  T501]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.079209][  T501] RIP: 0033:0x7f00c0af008e
[   48.079348][  T501] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.079827][  T501] RSP: 002b:00007ffded52c3a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.080037][  T501] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f00c0af008e
[   48.080240][  T501] RDX: 0000000000000000 RSI: 00007ffded52c450 RDI: 0000000000000005
[   48.080439][  T501] RBP: 00007ffded52c3b0 R08: 0000000000000000 R09: 0000000000000000
[   48.080640][  T501] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   48.080836][  T501] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffded52cb20
[   48.081047][  T501]  </TASK>
[   48.081163][  T501] irq event stamp: 21003
[   48.081264][  T501] hardirqs last  enabled at (21011): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.081500][  T501] hardirqs last disabled at (21018): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.081729][  T501] softirqs last  enabled at (20150): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.081959][  T501] softirqs last disabled at (20148): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.082200][  T501] ---[ end trace 0000000000000000 ]---
[   48.114734][  T502] ------------[ cut here ]------------
[   48.114920][  T502] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/502
[   48.115174][  T502] CPU: 3 UID: 0 PID: 502 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.115447][  T502] Tainted: [W]=WARN
[   48.115555][  T502] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.115725][  T502] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.115893][  T502] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.116382][  T502] RSP: 0018:ffa0000001547050 EFLAGS: 00010286
[   48.116555][  T502] RAX: 00000000ffffffa6 RBX: ff11000004c9b380 RCX: 1ff40000002a8dd0
[   48.116753][  T502] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004c9b438
[   48.116973][  T502] RBP: ff11000013e24000 R08: 1fe2200000993688 R09: ff11000013bc5180
[   48.117206][  T502] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   48.117410][  T502] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   48.117607][  T502] FS:  00007f42790fa840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   48.117831][  T502] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.118000][  T502] CR2: 00007f4279482900 CR3: 0000000013f3f002 CR4: 0000000000771ef0
[   48.118198][  T502] PKRU: 55555554
[   48.118295][  T502] Call Trace:
[   48.118391][  T502]  <TASK>
[   48.118458][  T502]  ? rcu_is_watching+0x15/0xd0
[   48.118588][  T502]  rtnetlink_event+0xe0/0x1f0
[   48.118716][  T502]  notifier_call_chain+0xb0/0x320
[   48.118847][  T502]  netif_set_mac_address+0x2dd/0x410
[   48.118981][  T502]  ? rcu_is_watching+0x15/0xd0
[   48.119114][  T502]  ? netif_set_group+0x70/0x70
[   48.119244][  T502]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   48.119408][  T502]  ? is_bpf_text_address+0x72/0x110
[   48.119539][  T502]  do_setlink.isra.0+0x706/0x2750
[   48.119668][  T502]  ? rtnl_link_get_size+0x350/0x350
[   48.119797][  T502]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   48.119955][  T502]  ? rcu_read_lock_any_held+0x3c/0x90
[   48.120089][  T502]  ? validate_chain+0x38b/0xc20
[   48.120223][  T502]  ? rcu_read_lock_any_held+0x66/0x90
[   48.120351][  T502]  ? stack_depot_save_flags+0x367/0x770
[   48.120481][  T502]  ? __lock_acquire+0x508/0xc10
[   48.120611][  T502]  ? lock_acquire.part.0+0xbc/0x260
[   48.120738][  T502]  ? rtnl_newlink+0x883/0xea0
[   48.120865][  T502]  ? rcu_is_watching+0x15/0xd0
[   48.120999][  T502]  ? lock_acquire+0x134/0x160
[   48.121132][  T502]  ? rcu_is_watching+0x15/0xd0
[   48.121261][  T502]  ? rcu_is_watching+0x15/0xd0
[   48.121388][  T502]  ? trace_contention_end+0xb3/0x1a0
[   48.121516][  T502]  ? __mutex_lock+0x1db/0x2010
[   48.121643][  T502]  ? __mutex_lock+0x9b2/0x2010
[   48.121771][  T502]  ? rtnl_newlink+0x883/0xea0
[   48.121903][  T502]  ? __rtnl_newlink+0x3fa/0xa50
[   48.122038][  T502]  rtnl_newlink+0x8d1/0xea0
[   48.122174][  T502]  ? lock_acquire.part.0+0xbc/0x260
[   48.122302][  T502]  ? __rtnl_newlink+0xa50/0xa50
[   48.122429][  T502]  ? mark_usage+0x61/0x170
[   48.122560][  T502]  ? lock_acquire.part.0+0xbc/0x260
[   48.122687][  T502]  ? find_held_lock+0x2b/0x80
[   48.122814][  T502]  ? __rtnl_newlink+0xa50/0xa50
[   48.122941][  T502]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.123077][  T502]  ? __rtnl_newlink+0xa50/0xa50
[   48.123208][  T502]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.123335][  T502]  ? validate_chain+0x38b/0xc20
[   48.123462][  T502]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.123589][  T502]  ? __lock_acquire+0x508/0xc10
[   48.123719][  T502]  ? lock_acquire.part.0+0xbc/0x260
[   48.123845][  T502]  ? find_held_lock+0x2b/0x80
[   48.123973][  T502]  netlink_rcv_skb+0x14e/0x3a0
[   48.124111][  T502]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.124239][  T502]  ? netlink_ack+0xcd0/0xcd0
[   48.124368][  T502]  ? netlink_deliver_tap+0xc5/0x330
[   48.124495][  T502]  ? netlink_deliver_tap+0x13c/0x330
[   48.124624][  T502]  netlink_unicast+0x486/0x750
[   48.124753][  T502]  ? netlink_attachskb+0x810/0x810
[   48.124881][  T502]  ? __lock_acquire+0x508/0xc10
[   48.125034][  T502]  netlink_sendmsg+0x735/0xc60
[   48.125172][  T502]  ? netlink_unicast+0x750/0x750
[   48.125302][  T502]  ? __might_fault+0x97/0x140
[   48.125434][  T502]  ____sys_sendmsg+0x419/0x850
[   48.125563][  T502]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.125691][  T502]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.125852][  T502]  ? move_addr_to_kernel+0x40/0x40
[   48.125985][  T502]  ? stack_depot_save_flags+0x367/0x770
[   48.126118][  T502]  ? validate_chain+0x38b/0xc20
[   48.126247][  T502]  ___sys_sendmsg+0x14e/0x1d0
[   48.126386][  T502]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.126546][  T502]  ? copy_msghdr_from_user+0x460/0x460
[   48.126683][  T502]  __sys_sendmsg+0x145/0x1f0
[   48.126812][  T502]  ? __sys_sendmsg_sock+0x20/0x20
[   48.126938][  T502]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.127113][  T502]  ? do_raw_spin_unlock+0x59/0x250
[   48.127241][  T502]  ? rcu_is_watching+0x15/0xd0
[   48.127368][  T502]  do_syscall_64+0x117/0xfc0
[   48.127496][  T502]  ? trace_hardirqs_off+0xd/0x30
[   48.127633][  T502]  ? exc_page_fault+0xee/0x100
[   48.127759][  T502]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.127916][  T502] RIP: 0033:0x7f427933408e
[   48.128057][  T502] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.128528][  T502] RSP: 002b:00007ffca1c4c2d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.128721][  T502] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f427933408e
[   48.128916][  T502] RDX: 0000000000000000 RSI: 00007ffca1c4c380 RDI: 0000000000000005
[   48.129116][  T502] RBP: 00007ffca1c4c2e0 R08: 0000000000000000 R09: 0000000000000000
[   48.129322][  T502] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   48.129511][  T502] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca1c4ca50
[   48.129706][  T502]  </TASK>
[   48.129801][  T502] irq event stamp: 20939
[   48.129897][  T502] hardirqs last  enabled at (20947): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.130127][  T502] hardirqs last disabled at (20956): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.130348][  T502] softirqs last  enabled at (20090): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.130572][  T502] softirqs last disabled at (20088): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.130790][  T502] ---[ end trace 0000000000000000 ]---
[   48.160483][  T503] ------------[ cut here ]------------
[   48.160716][  T503] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/503
[   48.161015][  T503] CPU: 2 UID: 0 PID: 503 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.161371][  T503] Tainted: [W]=WARN
[   48.161513][  T503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.161747][  T503] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.161965][  T503] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.162591][  T503] RSP: 0018:ffa0000001557050 EFLAGS: 00010286
[   48.162894][  T503] RAX: 00000000ffffffa6 RBX: ff11000010dc2900 RCX: 1ff40000002aadd0
[   48.163224][  T503] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc29b8
[   48.163542][  T503] RBP: ff110000075a9000 R08: 1fe22000021b8538 R09: ff11000011c00b80
[   48.163788][  T503] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   48.164032][  T503] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   48.164277][  T503] FS:  00007f7742958840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   48.164543][  T503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.164748][  T503] CR2: 00007f7742ce0900 CR3: 0000000011e5b003 CR4: 0000000000771ef0
[   48.164994][  T503] PKRU: 55555554
[   48.165173][  T503] Call Trace:
[   48.165316][  T503]  <TASK>
[   48.165428][  T503]  ? rcu_is_watching+0x15/0xd0
[   48.165605][  T503]  rtnetlink_event+0xe0/0x1f0
[   48.165778][  T503]  notifier_call_chain+0xb0/0x320
[   48.165952][  T503]  netif_set_mac_address+0x2dd/0x410
[   48.166145][  T503]  ? rcu_is_watching+0x15/0xd0
[   48.166319][  T503]  ? netif_set_group+0x70/0x70
[   48.166496][  T503]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   48.166700][  T503]  ? is_bpf_text_address+0x72/0x110
[   48.166873][  T503]  do_setlink.isra.0+0x706/0x2750
[   48.167055][  T503]  ? rtnl_link_get_size+0x350/0x350
[   48.167239][  T503]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   48.167443][  T503]  ? rcu_read_lock_any_held+0x3c/0x90
[   48.167635][  T503]  ? validate_chain+0x38b/0xc20
[   48.167809][  T503]  ? rcu_read_lock_any_held+0x66/0x90
[   48.167986][  T503]  ? stack_depot_save_flags+0x367/0x770
[   48.168172][  T503]  ? __lock_acquire+0x508/0xc10
[   48.168346][  T503]  ? lock_acquire.part.0+0xbc/0x260
[   48.168516][  T503]  ? rtnl_newlink+0x883/0xea0
[   48.168701][  T503]  ? rcu_is_watching+0x15/0xd0
[   48.168871][  T503]  ? lock_acquire+0x134/0x160
[   48.169053][  T503]  ? rcu_is_watching+0x15/0xd0
[   48.169237][  T503]  ? rcu_is_watching+0x15/0xd0
[   48.169408][  T503]  ? trace_contention_end+0xb3/0x1a0
[   48.169581][  T503]  ? __mutex_lock+0x1db/0x2010
[   48.169766][  T503]  ? __mutex_lock+0x9b2/0x2010
[   48.169939][  T503]  ? rtnl_newlink+0x883/0xea0
[   48.170151][  T503]  ? __rtnl_newlink+0x3fa/0xa50
[   48.170328][  T503]  rtnl_newlink+0x8d1/0xea0
[   48.170505][  T503]  ? lock_acquire.part.0+0xbc/0x260
[   48.170687][  T503]  ? __rtnl_newlink+0xa50/0xa50
[   48.170861][  T503]  ? mark_usage+0x61/0x170
[   48.171047][  T503]  ? lock_acquire.part.0+0xbc/0x260
[   48.171234][  T503]  ? find_held_lock+0x2b/0x80
[   48.171419][  T503]  ? __rtnl_newlink+0xa50/0xa50
[   48.171589][  T503]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.171761][  T503]  ? __rtnl_newlink+0xa50/0xa50
[   48.171936][  T503]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.172128][  T503]  ? validate_chain+0x38b/0xc20
[   48.172311][  T503]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.172483][  T503]  ? __lock_acquire+0x508/0xc10
[   48.172661][  T503]  ? lock_acquire.part.0+0xbc/0x260
[   48.172833][  T503]  ? find_held_lock+0x2b/0x80
[   48.173015][  T503]  netlink_rcv_skb+0x14e/0x3a0
[   48.173206][  T503]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.173383][  T503]  ? netlink_ack+0xcd0/0xcd0
[   48.173557][  T503]  ? netlink_deliver_tap+0xc5/0x330
[   48.173728][  T503]  ? netlink_deliver_tap+0x13c/0x330
[   48.173902][  T503]  netlink_unicast+0x486/0x750
[   48.174085][  T503]  ? netlink_attachskb+0x810/0x810
[   48.174271][  T503]  ? __lock_acquire+0x508/0xc10
[   48.174446][  T503]  netlink_sendmsg+0x735/0xc60
[   48.174623][  T503]  ? netlink_unicast+0x750/0x750
[   48.174796][  T503]  ? __might_fault+0x97/0x140
[   48.174974][  T503]  ____sys_sendmsg+0x419/0x850
[   48.175169][  T503]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.175369][  T503]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.175573][  T503]  ? move_addr_to_kernel+0x40/0x40
[   48.175746][  T503]  ? stack_depot_save_flags+0x367/0x770
[   48.175924][  T503]  ? validate_chain+0x38b/0xc20
[   48.176128][  T503]  ___sys_sendmsg+0x14e/0x1d0
[   48.176299][  T503]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.176513][  T503]  ? copy_msghdr_from_user+0x460/0x460
[   48.176695][  T503]  __sys_sendmsg+0x145/0x1f0
[   48.176868][  T503]  ? __sys_sendmsg_sock+0x20/0x20
[   48.177047][  T503]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.177268][  T503]  ? do_raw_spin_unlock+0x59/0x250
[   48.177440][  T503]  ? rcu_is_watching+0x15/0xd0
[   48.177614][  T503]  do_syscall_64+0x117/0xfc0
[   48.177787][  T503]  ? trace_hardirqs_off+0xd/0x30
[   48.177959][  T503]  ? exc_page_fault+0xee/0x100
[   48.178182][  T503]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.178385][  T503] RIP: 0033:0x7f7742b9208e
[   48.178562][  T503] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.179055][  T503] RSP: 002b:00007ffcbac8f140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.179302][  T503] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7742b9208e
[   48.179546][  T503] RDX: 0000000000000000 RSI: 00007ffcbac8f1f0 RDI: 0000000000000005
[   48.179781][  T503] RBP: 00007ffcbac8f150 R08: 0000000000000000 R09: 0000000000000000
[   48.180019][  T503] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   48.180271][  T503] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbac8f8c0
[   48.180504][  T503]  </TASK>
[   48.180647][  T503] irq event stamp: 17057
[   48.180786][  T503] hardirqs last  enabled at (17067): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.181052][  T503] hardirqs last disabled at (17076): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.181327][  T503] softirqs last  enabled at (16488): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   48.181588][  T503] softirqs last disabled at (16475): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   48.181853][  T503] ---[ end trace 0000000000000000 ]---
[   48.215216][  T504] ------------[ cut here ]------------
[   48.215439][  T504] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/504
[   48.215709][  T504] CPU: 2 UID: 0 PID: 504 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.216015][  T504] Tainted: [W]=WARN
[   48.216178][  T504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.216387][  T504] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.216606][  T504] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.217568][  T504] RSP: 0018:ffa0000001407050 EFLAGS: 00010286
[   48.217775][  T504] RAX: 00000000ffffffa6 RBX: ff11000013ea1380 RCX: 1ff4000000280dd0
[   48.218015][  T504] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea1438
[   48.218263][  T504] RBP: ff11000010f09000 R08: 1fe22000027d4288 R09: ff11000004d90b80
[   48.218495][  T504] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   48.218725][  T504] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   48.218957][  T504] FS:  00007f54dbd4b840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   48.219240][  T504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.219441][  T504] CR2: 00007f54dc0d3900 CR3: 0000000015ef6005 CR4: 0000000000771ef0
[   48.219676][  T504] PKRU: 55555554
[   48.219818][  T504] Call Trace:
[   48.219958][  T504]  <TASK>
[   48.220077][  T504]  ? rcu_is_watching+0x15/0xd0
[   48.220267][  T504]  rtnetlink_event+0xe0/0x1f0
[   48.220442][  T504]  notifier_call_chain+0xb0/0x320
[   48.220616][  T504]  netif_set_mac_address+0x2dd/0x410
[   48.220788][  T504]  ? rcu_is_watching+0x15/0xd0
[   48.220958][  T504]  ? netif_set_group+0x70/0x70
[   48.221148][  T504]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   48.221353][  T504]  ? is_bpf_text_address+0x72/0x110
[   48.221528][  T504]  do_setlink.isra.0+0x706/0x2750
[   48.221704][  T504]  ? rtnl_link_get_size+0x350/0x350
[   48.221876][  T504]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   48.222083][  T504]  ? rcu_read_lock_any_held+0x3c/0x90
[   48.222268][  T504]  ? validate_chain+0x38b/0xc20
[   48.222440][  T504]  ? rcu_read_lock_any_held+0x66/0x90
[   48.222612][  T504]  ? stack_depot_save_flags+0x367/0x770
[   48.222785][  T504]  ? __lock_acquire+0x508/0xc10
[   48.222958][  T504]  ? lock_acquire.part.0+0xbc/0x260
[   48.223166][  T504]  ? rtnl_newlink+0x883/0xea0
[   48.223338][  T504]  ? rcu_is_watching+0x15/0xd0
[   48.223508][  T504]  ? lock_acquire+0x134/0x160
[   48.223677][  T504]  ? rcu_is_watching+0x15/0xd0
[   48.223852][  T504]  ? rcu_is_watching+0x15/0xd0
[   48.224029][  T504]  ? trace_contention_end+0xb3/0x1a0
[   48.224210][  T504]  ? __mutex_lock+0x1db/0x2010
[   48.224382][  T504]  ? __mutex_lock+0x9b2/0x2010
[   48.224554][  T504]  ? rtnl_newlink+0x883/0xea0
[   48.224729][  T504]  ? __rtnl_newlink+0x3fa/0xa50
[   48.224902][  T504]  rtnl_newlink+0x8d1/0xea0
[   48.225082][  T504]  ? lock_acquire.part.0+0xbc/0x260
[   48.225266][  T504]  ? __rtnl_newlink+0xa50/0xa50
[   48.225436][  T504]  ? mark_usage+0x61/0x170
[   48.225609][  T504]  ? lock_acquire.part.0+0xbc/0x260
[   48.225778][  T504]  ? find_held_lock+0x2b/0x80
[   48.225948][  T504]  ? __rtnl_newlink+0xa50/0xa50
[   48.226136][  T504]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.226308][  T504]  ? __rtnl_newlink+0xa50/0xa50
[   48.226481][  T504]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.226650][  T504]  ? validate_chain+0x38b/0xc20
[   48.226820][  T504]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.226996][  T504]  ? __lock_acquire+0x508/0xc10
[   48.227181][  T504]  ? lock_acquire.part.0+0xbc/0x260
[   48.227381][  T504]  ? find_held_lock+0x2b/0x80
[   48.227556][  T504]  netlink_rcv_skb+0x14e/0x3a0
[   48.227734][  T504]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.227905][  T504]  ? netlink_ack+0xcd0/0xcd0
[   48.228087][  T504]  ? netlink_deliver_tap+0xc5/0x330
[   48.228270][  T504]  ? netlink_deliver_tap+0x13c/0x330
[   48.228443][  T504]  netlink_unicast+0x486/0x750
[   48.228615][  T504]  ? netlink_attachskb+0x810/0x810
[   48.228787][  T504]  ? __lock_acquire+0x508/0xc10
[   48.228964][  T504]  netlink_sendmsg+0x735/0xc60
[   48.229155][  T504]  ? netlink_unicast+0x750/0x750
[   48.229330][  T504]  ? __might_fault+0x97/0x140
[   48.229504][  T504]  ____sys_sendmsg+0x419/0x850
[   48.229679][  T504]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.229852][  T504]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.230060][  T504]  ? move_addr_to_kernel+0x40/0x40
[   48.230244][  T504]  ? stack_depot_save_flags+0x367/0x770
[   48.230418][  T504]  ? validate_chain+0x38b/0xc20
[   48.230593][  T504]  ___sys_sendmsg+0x14e/0x1d0
[   48.230762][  T504]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.230965][  T504]  ? copy_msghdr_from_user+0x460/0x460
[   48.231165][  T504]  __sys_sendmsg+0x145/0x1f0
[   48.231339][  T504]  ? __sys_sendmsg_sock+0x20/0x20
[   48.231510][  T504]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.231715][  T504]  ? do_raw_spin_unlock+0x59/0x250
[   48.231891][  T504]  ? rcu_is_watching+0x15/0xd0
[   48.232075][  T504]  do_syscall_64+0x117/0xfc0
[   48.232263][  T504]  ? trace_hardirqs_off+0xd/0x30
[   48.232436][  T504]  ? exc_page_fault+0xee/0x100
[   48.232610][  T504]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.232821][  T504] RIP: 0033:0x7f54dbf8508e
[   48.233007][  T504] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.233544][  T504] RSP: 002b:00007ffe13c0aea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.233782][  T504] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f54dbf8508e
[   48.234021][  T504] RDX: 0000000000000000 RSI: 00007ffe13c0af50 RDI: 0000000000000005
[   48.234266][  T504] RBP: 00007ffe13c0aeb0 R08: 0000000000000000 R09: 0000000000000000
[   48.234500][  T504] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   48.234733][  T504] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe13c0b620
[   48.235015][  T504]  </TASK>
[   48.235170][  T504] irq event stamp: 23323
[   48.235312][  T504] hardirqs last  enabled at (23333): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.235577][  T504] hardirqs last disabled at (23342): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.235839][  T504] softirqs last  enabled at (22352): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   48.236125][  T504] softirqs last disabled at (21645): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   48.236388][  T504] ---[ end trace 0000000000000000 ]---
[   48.261475][  T505] ------------[ cut here ]------------
[   48.261638][  T505] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/505
[   48.261880][  T505] CPU: 3 UID: 0 PID: 505 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.262169][  T505] Tainted: [W]=WARN
[   48.262272][  T505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.262440][  T505] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.262618][  T505] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.263110][  T505] RSP: 0018:ffa00000013a7050 EFLAGS: 00010286
[   48.263284][  T505] RAX: 00000000ffffffa6 RBX: ff11000013a61c40 RCX: 1ff4000000274dd0
[   48.263473][  T505] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a61cf8
[   48.263666][  T505] RBP: ff110000024b1000 R08: 1fe220000274c3a0 R09: ff11000004d92e80
[   48.263863][  T505] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   48.264070][  T505] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   48.264263][  T505] FS:  00007f65bc604840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   48.264485][  T505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.264646][  T505] CR2: 0000000006c41988 CR3: 0000000011f87004 CR4: 0000000000771ef0
[   48.264837][  T505] PKRU: 55555554
[   48.264936][  T505] Call Trace:
[   48.265037][  T505]  <TASK>
[   48.265109][  T505]  ? rcu_is_watching+0x15/0xd0
[   48.265240][  T505]  rtnetlink_event+0xe0/0x1f0
[   48.265367][  T505]  notifier_call_chain+0xb0/0x320
[   48.265496][  T505]  netif_set_mac_address+0x2dd/0x410
[   48.265624][  T505]  ? rcu_is_watching+0x15/0xd0
[   48.265751][  T505]  ? netif_set_group+0x70/0x70
[   48.265879][  T505]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   48.266043][  T505]  ? is_bpf_text_address+0x72/0x110
[   48.266175][  T505]  do_setlink.isra.0+0x706/0x2750
[   48.266302][  T505]  ? rtnl_link_get_size+0x350/0x350
[   48.266429][  T505]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   48.266586][  T505]  ? rcu_read_lock_any_held+0x3c/0x90
[   48.266714][  T505]  ? validate_chain+0x38b/0xc20
[   48.266842][  T505]  ? rcu_read_lock_any_held+0x66/0x90
[   48.266967][  T505]  ? stack_depot_save_flags+0x367/0x770
[   48.267107][  T505]  ? __lock_acquire+0x508/0xc10
[   48.267234][  T505]  ? lock_acquire.part.0+0xbc/0x260
[   48.267361][  T505]  ? rtnl_newlink+0x883/0xea0
[   48.267486][  T505]  ? rcu_is_watching+0x15/0xd0
[   48.267614][  T505]  ? lock_acquire+0x134/0x160
[   48.267738][  T505]  ? rcu_is_watching+0x15/0xd0
[   48.267864][  T505]  ? rcu_is_watching+0x15/0xd0
[   48.267995][  T505]  ? trace_contention_end+0xb3/0x1a0
[   48.268233][  T505]  ? __mutex_lock+0x1db/0x2010
[   48.268358][  T505]  ? __mutex_lock+0x9b2/0x2010
[   48.268483][  T505]  ? rtnl_newlink+0x883/0xea0
[   48.268616][  T505]  ? __rtnl_newlink+0x3fa/0xa50
[   48.268747][  T505]  rtnl_newlink+0x8d1/0xea0
[   48.268875][  T505]  ? lock_acquire.part.0+0xbc/0x260
[   48.269005][  T505]  ? __rtnl_newlink+0xa50/0xa50
[   48.269206][  T505]  ? mark_usage+0x61/0x170
[   48.269337][  T505]  ? lock_acquire.part.0+0xbc/0x260
[   48.269462][  T505]  ? find_held_lock+0x2b/0x80
[   48.269588][  T505]  ? __rtnl_newlink+0xa50/0xa50
[   48.269715][  T505]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.269844][  T505]  ? __rtnl_newlink+0xa50/0xa50
[   48.269970][  T505]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.270190][  T505]  ? validate_chain+0x38b/0xc20
[   48.270393][  T505]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.270531][  T505]  ? __lock_acquire+0x508/0xc10
[   48.270667][  T505]  ? lock_acquire.part.0+0xbc/0x260
[   48.270791][  T505]  ? find_held_lock+0x2b/0x80
[   48.270919][  T505]  netlink_rcv_skb+0x14e/0x3a0
[   48.271051][  T505]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.271263][  T505]  ? netlink_ack+0xcd0/0xcd0
[   48.271392][  T505]  ? netlink_deliver_tap+0xc5/0x330
[   48.271517][  T505]  ? netlink_deliver_tap+0x13c/0x330
[   48.271643][  T505]  netlink_unicast+0x486/0x750
[   48.271771][  T505]  ? netlink_attachskb+0x810/0x810
[   48.271897][  T505]  ? __lock_acquire+0x508/0xc10
[   48.272034][  T505]  netlink_sendmsg+0x735/0xc60
[   48.272240][  T505]  ? netlink_unicast+0x750/0x750
[   48.272370][  T505]  ? __might_fault+0x97/0x140
[   48.272499][  T505]  ____sys_sendmsg+0x419/0x850
[   48.272627][  T505]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.272754][  T505]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.272910][  T505]  ? move_addr_to_kernel+0x40/0x40
[   48.273045][  T505]  ? stack_depot_save_flags+0x367/0x770
[   48.273240][  T505]  ? validate_chain+0x38b/0xc20
[   48.273367][  T505]  ___sys_sendmsg+0x14e/0x1d0
[   48.273492][  T505]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.273648][  T505]  ? copy_msghdr_from_user+0x460/0x460
[   48.273782][  T505]  __sys_sendmsg+0x145/0x1f0
[   48.273909][  T505]  ? __sys_sendmsg_sock+0x20/0x20
[   48.274040][  T505]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.274256][  T505]  ? do_raw_spin_unlock+0x59/0x250
[   48.274386][  T505]  ? rcu_is_watching+0x15/0xd0
[   48.274516][  T505]  do_syscall_64+0x117/0xfc0
[   48.274642][  T505]  ? trace_hardirqs_off+0xd/0x30
[   48.274769][  T505]  ? exc_page_fault+0xee/0x100
[   48.274897][  T505]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.275062][  T505] RIP: 0033:0x7f65bc83e08e
[   48.275256][  T505] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.275705][  T505] RSP: 002b:00007ffcf30374c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.275897][  T505] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f65bc83e08e
[   48.276152][  T505] RDX: 0000000000000000 RSI: 00007ffcf3037570 RDI: 0000000000000005
[   48.276341][  T505] RBP: 00007ffcf30374d0 R08: 0000000000000000 R09: 0000000000000000
[   48.276528][  T505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   48.276715][  T505] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf3037c40
[   48.276911][  T505]  </TASK>
[   48.277010][  T505] irq event stamp: 16777
[   48.277140][  T505] hardirqs last  enabled at (16847): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.277359][  T505] hardirqs last disabled at (16854): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.277575][  T505] softirqs last  enabled at (16844): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   48.277796][  T505] softirqs last disabled at (16785): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   48.278019][  T505] ---[ end trace 0000000000000000 ]---
[   48.333669][  T506] ------------[ cut here ]------------
[   48.333833][  T506] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/506
[   48.334087][  T506] CPU: 1 UID: 0 PID: 506 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.334400][  T506] Tainted: [W]=WARN
[   48.334510][  T506] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.334676][  T506] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.334852][  T506] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.335329][  T506] RSP: 0018:ffa0000001567050 EFLAGS: 00010286
[   48.335492][  T506] RAX: 00000000ffffffa6 RBX: ff11000011c938c0 RCX: 1ff40000002acdd0
[   48.335684][  T506] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c93978
[   48.335876][  T506] RBP: ff11000010f61000 R08: 1fe2200002392730 R09: ff11000015cc8b80
[   48.336073][  T506] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   48.336273][  T506] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   48.336466][  T506] FS:  00007f9525545840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   48.336691][  T506] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.336852][  T506] CR2: 0000555fbff998c8 CR3: 0000000015bc6006 CR4: 0000000000771ef0
[   48.337053][  T506] PKRU: 55555554
[   48.337158][  T506] Call Trace:
[   48.337253][  T506]  <TASK>
[   48.337321][  T506]  ? rcu_is_watching+0x15/0xd0
[   48.337458][  T506]  rtnetlink_event+0xe0/0x1f0
[   48.337590][  T506]  notifier_call_chain+0xb0/0x320
[   48.337720][  T506]  netif_set_mac_address+0x2dd/0x410
[   48.337848][  T506]  ? rcu_is_watching+0x15/0xd0
[   48.337975][  T506]  ? netif_set_group+0x70/0x70
[   48.338114][  T506]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   48.338275][  T506]  ? is_bpf_text_address+0x72/0x110
[   48.338403][  T506]  do_setlink.isra.0+0x706/0x2750
[   48.338532][  T506]  ? rtnl_link_get_size+0x350/0x350
[   48.338660][  T506]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   48.338816][  T506]  ? rcu_read_lock_any_held+0x3c/0x90
[   48.338944][  T506]  ? validate_chain+0x38b/0xc20
[   48.339076][  T506]  ? rcu_read_lock_any_held+0x66/0x90
[   48.339207][  T506]  ? stack_depot_save_flags+0x367/0x770
[   48.339336][  T506]  ? __lock_acquire+0x508/0xc10
[   48.339465][  T506]  ? lock_acquire.part.0+0xbc/0x260
[   48.339590][  T506]  ? rtnl_newlink+0x883/0xea0
[   48.339715][  T506]  ? rcu_is_watching+0x15/0xd0
[   48.339841][  T506]  ? lock_acquire+0x134/0x160
[   48.339965][  T506]  ? rcu_is_watching+0x15/0xd0
[   48.340104][  T506]  ? rcu_is_watching+0x15/0xd0
[   48.340230][  T506]  ? trace_contention_end+0xb3/0x1a0
[   48.340358][  T506]  ? __mutex_lock+0x1db/0x2010
[   48.340487][  T506]  ? __mutex_lock+0x9b2/0x2010
[   48.340613][  T506]  ? rtnl_newlink+0x883/0xea0
[   48.340743][  T506]  ? __rtnl_newlink+0x3fa/0xa50
[   48.340872][  T506]  rtnl_newlink+0x8d1/0xea0
[   48.341006][  T506]  ? lock_acquire.part.0+0xbc/0x260
[   48.341138][  T506]  ? __rtnl_newlink+0xa50/0xa50
[   48.341267][  T506]  ? mark_usage+0x61/0x170
[   48.341395][  T506]  ? lock_acquire.part.0+0xbc/0x260
[   48.341523][  T506]  ? find_held_lock+0x2b/0x80
[   48.341649][  T506]  ? __rtnl_newlink+0xa50/0xa50
[   48.341775][  T506]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.341903][  T506]  ? __rtnl_newlink+0xa50/0xa50
[   48.342036][  T506]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.342170][  T506]  ? validate_chain+0x38b/0xc20
[   48.342297][  T506]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.342425][  T506]  ? __lock_acquire+0x508/0xc10
[   48.342553][  T506]  ? lock_acquire.part.0+0xbc/0x260
[   48.342679][  T506]  ? find_held_lock+0x2b/0x80
[   48.342806][  T506]  netlink_rcv_skb+0x14e/0x3a0
[   48.342933][  T506]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.343073][  T506]  ? netlink_ack+0xcd0/0xcd0
[   48.343208][  T506]  ? netlink_deliver_tap+0xc5/0x330
[   48.343333][  T506]  ? netlink_deliver_tap+0x13c/0x330
[   48.343462][  T506]  netlink_unicast+0x486/0x750
[   48.343589][  T506]  ? netlink_attachskb+0x810/0x810
[   48.343717][  T506]  ? __lock_acquire+0x508/0xc10
[   48.343846][  T506]  netlink_sendmsg+0x735/0xc60
[   48.343975][  T506]  ? netlink_unicast+0x750/0x750
[   48.344112][  T506]  ? __might_fault+0x97/0x140
[   48.344242][  T506]  ____sys_sendmsg+0x419/0x850
[   48.344373][  T506]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.344502][  T506]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.344659][  T506]  ? move_addr_to_kernel+0x40/0x40
[   48.344787][  T506]  ? stack_depot_save_flags+0x367/0x770
[   48.344916][  T506]  ? validate_chain+0x38b/0xc20
[   48.345050][  T506]  ___sys_sendmsg+0x14e/0x1d0
[   48.345183][  T506]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.345344][  T506]  ? copy_msghdr_from_user+0x460/0x460
[   48.345480][  T506]  __sys_sendmsg+0x145/0x1f0
[   48.345608][  T506]  ? __sys_sendmsg_sock+0x20/0x20
[   48.345734][  T506]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.345894][  T506]  ? do_raw_spin_unlock+0x59/0x250
[   48.346028][  T506]  ? rcu_is_watching+0x15/0xd0
[   48.346164][  T506]  do_syscall_64+0x117/0xfc0
[   48.346294][  T506]  ? trace_hardirqs_off+0xd/0x30
[   48.346423][  T506]  ? exc_page_fault+0xee/0x100
[   48.346550][  T506]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.346708][  T506] RIP: 0033:0x7f952577f08e
[   48.346843][  T506] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.347312][  T506] RSP: 002b:00007ffe1656b8c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.347504][  T506] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f952577f08e
[   48.347693][  T506] RDX: 0000000000000000 RSI: 00007ffe1656b970 RDI: 0000000000000005
[   48.347887][  T506] RBP: 00007ffe1656b8d0 R08: 0000000000000000 R09: 0000000000000000
[   48.348086][  T506] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   48.348284][  T506] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1656c040
[   48.348477][  T506]  </TASK>
[   48.348573][  T506] irq event stamp: 27789
[   48.348668][  T506] hardirqs last  enabled at (27797): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.348890][  T506] hardirqs last disabled at (27804): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.349119][  T506] softirqs last  enabled at (27234): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   48.349340][  T506] softirqs last disabled at (27229): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   48.349556][  T506] ---[ end trace 0000000000000000 ]---
[   48.375784][  T507] vethA: entered promiscuous mode
[   48.376025][  T507] ------------[ cut here ]------------
[   48.376176][  T507] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/507
[   48.376423][  T507] CPU: 3 UID: 0 PID: 507 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.376701][  T507] Tainted: [W]=WARN
[   48.376806][  T507] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.376975][  T507] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.378266][  T507] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.378757][  T507] RSP: 0018:ffa0000001576fb0 EFLAGS: 00010286
[   48.378931][  T507] RAX: 00000000ffffffa6 RBX: ff110000100591c0 RCX: 1ff40000002aedbc
[   48.379272][  T507] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010059278
[   48.379478][  T507] RBP: ff11000015e24000 R08: 1fe220000200b250 R09: ff11000015ccae80
[   48.379682][  T507] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   48.379887][  T507] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015e24000
[   48.380222][  T507] FS:  00007f4c7bd46840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   48.380484][  T507] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.380658][  T507] CR2: 000000001a0ec9e8 CR3: 0000000015c96006 CR4: 0000000000771ef0
[   48.380866][  T507] PKRU: 55555554
[   48.380969][  T507] Call Trace:
[   48.381080][  T507]  <TASK>
[   48.381258][  T507]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   48.381399][  T507]  ? netlink_sendmsg+0x735/0xc60
[   48.381540][  T507]  rtmsg_ifinfo+0x5c/0xb0
[   48.381646][  T507]  __dev_notify_flags+0x1b8/0x280
[   48.381785][  T507]  ? netdev_info+0xe2/0x116
[   48.381924][  T507]  ? netdev_notice+0x120/0x120
[   48.382064][  T507]  ? netif_change_name+0x8c0/0x8c0
[   48.382303][  T507]  __dev_set_promiscuity+0x194/0x230
[   48.382443][  T507]  netif_set_promiscuity+0x4c/0xc0
[   48.382584][  T507]  dev_set_promiscuity+0x9d/0x150
[   48.382723][  T507]  hsr_add_port+0x48c/0xb60
[   48.382866][  T507]  ? hsr_port_exists+0x60/0x60
[   48.383008][  T507]  ? timer_init_key+0x10d/0x280
[   48.383224][  T507]  hsr_dev_finalize+0x6e8/0xc00
[   48.383366][  T507]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.383503][  T507]  hsr_newlink+0x3b0/0x980
[   48.383640][  T507]  ? hsr_dellink+0x90/0x90
[   48.383780][  T507]  ? rtnl_create_link+0x169/0xf20
[   48.383922][  T507]  ? nla_strscpy+0xe3/0x180
[   48.384069][  T507]  rtnl_newlink_create+0x2da/0x780
[   48.384324][  T507]  ? rtnl_create_link+0xf20/0xf20
[   48.384464][  T507]  ? __dev_get_by_name+0x12/0x50
[   48.384603][  T507]  ? rtnl_dev_get+0xd7/0x170
[   48.384747][  T507]  __rtnl_newlink+0x22b/0xa50
[   48.384890][  T507]  rtnl_newlink+0x8d1/0xea0
[   48.385033][  T507]  ? lock_acquire.part.0+0xbc/0x260
[   48.385178][  T507]  ? __rtnl_newlink+0xa50/0xa50
[   48.385317][  T507]  ? mark_usage+0x61/0x170
[   48.385458][  T507]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.385597][  T507]  ? __rtnl_newlink+0xa50/0xa50
[   48.385736][  T507]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.385876][  T507]  ? validate_chain+0x38b/0xc20
[   48.386019][  T507]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.386161][  T507]  ? __lock_acquire+0x508/0xc10
[   48.386302][  T507]  ? lock_acquire.part.0+0xbc/0x260
[   48.386440][  T507]  ? find_held_lock+0x2b/0x80
[   48.386579][  T507]  netlink_rcv_skb+0x14e/0x3a0
[   48.386718][  T507]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.386858][  T507]  ? netlink_ack+0xcd0/0xcd0
[   48.387005][  T507]  ? netlink_deliver_tap+0xc5/0x330
[   48.387148][  T507]  ? netlink_deliver_tap+0x13c/0x330
[   48.387290][  T507]  netlink_unicast+0x486/0x750
[   48.387429][  T507]  ? netlink_attachskb+0x810/0x810
[   48.387569][  T507]  ? __lock_acquire+0x508/0xc10
[   48.387709][  T507]  netlink_sendmsg+0x735/0xc60
[   48.387848][  T507]  ? netlink_unicast+0x750/0x750
[   48.387996][  T507]  ? __might_fault+0x97/0x140
[   48.388144][  T507]  ____sys_sendmsg+0x419/0x850
[   48.388286][  T507]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.388425][  T507]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.388596][  T507]  ? move_addr_to_kernel+0x40/0x40
[   48.388735][  T507]  ? stack_depot_save_flags+0x367/0x770
[   48.388876][  T507]  ? validate_chain+0x38b/0xc20
[   48.389021][  T507]  ___sys_sendmsg+0x14e/0x1d0
[   48.389165][  T507]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.389342][  T507]  ? copy_msghdr_from_user+0x460/0x460
[   48.389489][  T507]  __sys_sendmsg+0x145/0x1f0
[   48.389630][  T507]  ? __sys_sendmsg_sock+0x20/0x20
[   48.389771][  T507]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.389944][  T507]  ? do_raw_spin_unlock+0x59/0x250
[   48.390092][  T507]  ? rcu_is_watching+0x15/0xd0
[   48.390240][  T507]  do_syscall_64+0x117/0xfc0
[   48.390387][  T507]  ? trace_hardirqs_off+0xd/0x30
[   48.390529][  T507]  ? exc_page_fault+0xee/0x100
[   48.390669][  T507]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.390843][  T507] RIP: 0033:0x7f4c7bf8008e
[   48.390993][  T507] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.391506][  T507] RSP: 002b:00007fff9080ff80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.391717][  T507] RAX: ffffffffffffffda RBX: 00007fff90810730 RCX: 00007f4c7bf8008e
[   48.391926][  T507] RDX: 0000000000000000 RSI: 00007fff90810030 RDI: 0000000000000005
[   48.392144][  T507] RBP: 00007fff9080ff90 R08: 0000000000000000 R09: 0000000000000000
[   48.392357][  T507] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   48.392564][  T507] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff90810700
[   48.392776][  T507]  </TASK>
[   48.392882][  T507] irq event stamp: 16985
[   48.392990][  T507] hardirqs last  enabled at (16993): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.393239][  T507] hardirqs last disabled at (17002): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.393479][  T507] softirqs last  enabled at (16528): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   48.393721][  T507] softirqs last disabled at (16373): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   48.393960][  T507] ---[ end trace 0000000000000000 ]---
[   48.394447][  T507] ------------[ cut here ]------------
[   48.394597][  T507] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/507
[   48.394829][  T507] CPU: 1 UID: 0 PID: 507 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.395114][  T507] Tainted: [W]=WARN
[   48.395218][  T507] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.395386][  T507] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.395560][  T507] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.396035][  T507] RSP: 0018:ffa0000001576f90 EFLAGS: 00010286
[   48.396780][  T507] RAX: 00000000ffffffa6 RBX: ff11000010059a80 RCX: 1ff40000002aedb8
[   48.396987][  T507] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010059b38
[   48.397247][  T507] RBP: ff11000015e24000 R08: 1fe220000200b368 R09: ff11000015ccae80
[   48.397447][  T507] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   48.397649][  T507] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   48.397848][  T507] FS:  00007f4c7bd46840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   48.398090][  T507] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.398321][  T507] CR2: 00007f9525612574 CR3: 0000000015c96001 CR4: 0000000000771ef0
[   48.398521][  T507] PKRU: 55555554
[   48.398624][  T507] Call Trace:
[   48.398725][  T507]  <TASK>
[   48.398794][  T507]  ? rcu_is_watching+0x15/0xd0
[   48.398994][  T507]  rtnetlink_event+0xe0/0x1f0
[   48.399191][  T507]  notifier_call_chain+0xb0/0x320
[   48.399329][  T507]  __netdev_upper_dev_link+0x3a5/0x590
[   48.399464][  T507]  ? netdev_wait_allrefs_any+0x570/0x570
[   48.399599][  T507]  ? do_raw_spin_lock+0x131/0x280
[   48.399736][  T507]  ? find_held_lock+0x2b/0x80
[   48.399872][  T507]  netdev_master_upper_dev_link+0x86/0xb0
[   48.400016][  T507]  ? netdev_upper_dev_link+0xb0/0xb0
[   48.400211][  T507]  ? lockdep_rtnl_is_held+0x1a/0x20
[   48.400346][  T507]  ? hsr_port_get_hsr+0x9c/0x150
[   48.400481][  T507]  hsr_add_port+0x4eb/0xb60
[   48.400615][  T507]  ? hsr_port_exists+0x60/0x60
[   48.400751][  T507]  ? timer_init_key+0x10d/0x280
[   48.400891][  T507]  hsr_dev_finalize+0x6e8/0xc00
[   48.401030][  T507]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.401229][  T507]  hsr_newlink+0x3b0/0x980
[   48.401365][  T507]  ? hsr_dellink+0x90/0x90
[   48.401499][  T507]  ? rtnl_create_link+0x169/0xf20
[   48.401635][  T507]  ? nla_strscpy+0xe3/0x180
[   48.401772][  T507]  rtnl_newlink_create+0x2da/0x780
[   48.401911][  T507]  ? rtnl_create_link+0xf20/0xf20
[   48.402051][  T507]  ? __dev_get_by_name+0x12/0x50
[   48.402249][  T507]  ? rtnl_dev_get+0xd7/0x170
[   48.402389][  T507]  __rtnl_newlink+0x22b/0xa50
[   48.402529][  T507]  rtnl_newlink+0x8d1/0xea0
[   48.402665][  T507]  ? lock_acquire.part.0+0xbc/0x260
[   48.402801][  T507]  ? __rtnl_newlink+0xa50/0xa50
[   48.402936][  T507]  ? mark_usage+0x61/0x170
[   48.403081][  T507]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.403280][  T507]  ? __rtnl_newlink+0xa50/0xa50
[   48.403416][  T507]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.403551][  T507]  ? validate_chain+0x38b/0xc20
[   48.403685][  T507]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.403819][  T507]  ? __lock_acquire+0x508/0xc10
[   48.403958][  T507]  ? lock_acquire.part.0+0xbc/0x260
[   48.404114][  T507]  ? find_held_lock+0x2b/0x80
[   48.404252][  T507]  netlink_rcv_skb+0x14e/0x3a0
[   48.404389][  T507]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.404523][  T507]  ? netlink_ack+0xcd0/0xcd0
[   48.404663][  T507]  ? netlink_deliver_tap+0xc5/0x330
[   48.404799][  T507]  ? netlink_deliver_tap+0x13c/0x330
[   48.404937][  T507]  netlink_unicast+0x486/0x750
[   48.405079][  T507]  ? netlink_attachskb+0x810/0x810
[   48.405225][  T507]  ? __lock_acquire+0x508/0xc10
[   48.405361][  T507]  netlink_sendmsg+0x735/0xc60
[   48.405498][  T507]  ? netlink_unicast+0x750/0x750
[   48.405635][  T507]  ? __might_fault+0x97/0x140
[   48.405772][  T507]  ____sys_sendmsg+0x419/0x850
[   48.405908][  T507]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.406051][  T507]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.406226][  T507]  ? move_addr_to_kernel+0x40/0x40
[   48.406365][  T507]  ? stack_depot_save_flags+0x367/0x770
[   48.406502][  T507]  ? validate_chain+0x38b/0xc20
[   48.406638][  T507]  ___sys_sendmsg+0x14e/0x1d0
[   48.406773][  T507]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.406941][  T507]  ? copy_msghdr_from_user+0x460/0x460
[   48.407093][  T507]  __sys_sendmsg+0x145/0x1f0
[   48.407235][  T507]  ? __sys_sendmsg_sock+0x20/0x20
[   48.407373][  T507]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.407542][  T507]  ? do_raw_spin_unlock+0x59/0x250
[   48.407679][  T507]  ? rcu_is_watching+0x15/0xd0
[   48.407815][  T507]  do_syscall_64+0x117/0xfc0
[   48.407952][  T507]  ? trace_hardirqs_off+0xd/0x30
[   48.408092][  T507]  ? exc_page_fault+0xee/0x100
[   48.408233][  T507]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.408403][  T507] RIP: 0033:0x7f4c7bf8008e
[   48.408543][  T507] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.409028][  T507] RSP: 002b:00007fff9080ff80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.409238][  T507] RAX: ffffffffffffffda RBX: 00007fff90810730 RCX: 00007f4c7bf8008e
[   48.409442][  T507] RDX: 0000000000000000 RSI: 00007fff90810030 RDI: 0000000000000005
[   48.409644][  T507] RBP: 00007fff9080ff90 R08: 0000000000000000 R09: 0000000000000000
[   48.409844][  T507] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   48.410052][  T507] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff90810700
[   48.410269][  T507]  </TASK>
[   48.410371][  T507] irq event stamp: 19713
[   48.410473][  T507] hardirqs last  enabled at (19721): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.410720][  T507] hardirqs last disabled at (19728): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.410951][  T507] softirqs last  enabled at (19380): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   48.411196][  T507] softirqs last disabled at (19355): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   48.411429][  T507] ---[ end trace 0000000000000000 ]---
[   48.411680][  T507] ------------[ cut here ]------------
[   48.411815][  T507] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/507
[   48.412060][  T507] CPU: 1 UID: 0 PID: 507 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.412345][  T507] Tainted: [W]=WARN
[   48.412448][  T507] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.412618][  T507] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.412796][  T507] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.413726][  T507] RSP: 0018:ffa0000001576f10 EFLAGS: 00010286
[   48.413901][  T507] RAX: 00000000ffffffa6 RBX: ff11000004e39a80 RCX: 1ff40000002aeda8
[   48.414177][  T507] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39b38
[   48.414391][  T507] RBP: ff11000015f81000 R08: 1fe22000009c7368 R09: ff11000015ccae80
[   48.414662][  T507] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   48.414870][  T507] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   48.415086][  T507] FS:  00007f4c7bd46840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   48.415388][  T507] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.415558][  T507] CR2: 00007f9525612574 CR3: 0000000015c96001 CR4: 0000000000771ef0
[   48.415762][  T507] PKRU: 55555554
[   48.415864][  T507] Call Trace:
[   48.415967][  T507]  <TASK>
[   48.416043][  T507]  ? rcu_is_watching+0x15/0xd0
[   48.416186][  T507]  rtnetlink_event+0xe0/0x1f0
[   48.416324][  T507]  notifier_call_chain+0xb0/0x320
[   48.416469][  T507]  netif_set_mtu_ext+0x354/0x5f0
[   48.416607][  T507]  ? dev_validate_mtu+0x180/0x180
[   48.416745][  T507]  ? __netdev_update_features+0x4b0/0xdf0
[   48.416886][  T507]  netif_set_mtu+0x85/0xe0
[   48.417029][  T507]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   48.417176][  T507]  dev_set_mtu+0x9d/0x150
[   48.417281][  T507]  ? dev_disable_lro+0x95/0x140
[   48.417417][  T507]  hsr_add_port+0x6e3/0xb60
[   48.417559][  T507]  ? hsr_port_exists+0x60/0x60
[   48.417697][  T507]  ? timer_init_key+0x10d/0x280
[   48.417835][  T507]  hsr_dev_finalize+0x6e8/0xc00
[   48.417974][  T507]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.418121][  T507]  hsr_newlink+0x3b0/0x980
[   48.418257][  T507]  ? hsr_dellink+0x90/0x90
[   48.418395][  T507]  ? rtnl_create_link+0x169/0xf20
[   48.418533][  T507]  ? nla_strscpy+0xe3/0x180
[   48.418672][  T507]  rtnl_newlink_create+0x2da/0x780
[   48.418811][  T507]  ? rtnl_create_link+0xf20/0xf20
[   48.418949][  T507]  ? __dev_get_by_name+0x12/0x50
[   48.419089][  T507]  ? rtnl_dev_get+0xd7/0x170
[   48.419236][  T507]  __rtnl_newlink+0x22b/0xa50
[   48.419376][  T507]  rtnl_newlink+0x8d1/0xea0
[   48.419516][  T507]  ? lock_acquire.part.0+0xbc/0x260
[   48.419655][  T507]  ? __rtnl_newlink+0xa50/0xa50
[   48.419791][  T507]  ? mark_usage+0x61/0x170
[   48.419931][  T507]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.420072][  T507]  ? __rtnl_newlink+0xa50/0xa50
[   48.420213][  T507]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.420349][  T507]  ? validate_chain+0x38b/0xc20
[   48.420483][  T507]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.420618][  T507]  ? __lock_acquire+0x508/0xc10
[   48.420761][  T507]  ? lock_acquire.part.0+0xbc/0x260
[   48.420898][  T507]  ? find_held_lock+0x2b/0x80
[   48.421040][  T507]  netlink_rcv_skb+0x14e/0x3a0
[   48.421179][  T507]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.421317][  T507]  ? netlink_ack+0xcd0/0xcd0
[   48.421458][  T507]  ? netlink_deliver_tap+0xc5/0x330
[   48.421594][  T507]  ? netlink_deliver_tap+0x13c/0x330
[   48.421731][  T507]  netlink_unicast+0x486/0x750
[   48.421870][  T507]  ? netlink_attachskb+0x810/0x810
[   48.422012][  T507]  ? __lock_acquire+0x508/0xc10
[   48.422154][  T507]  netlink_sendmsg+0x735/0xc60
[   48.422293][  T507]  ? netlink_unicast+0x750/0x750
[   48.422431][  T507]  ? __might_fault+0x97/0x140
[   48.422569][  T507]  ____sys_sendmsg+0x419/0x850
[   48.422708][  T507]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.422847][  T507]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.423020][  T507]  ? move_addr_to_kernel+0x40/0x40
[   48.423164][  T507]  ? stack_depot_save_flags+0x367/0x770
[   48.423302][  T507]  ? validate_chain+0x38b/0xc20
[   48.423439][  T507]  ___sys_sendmsg+0x14e/0x1d0
[   48.423576][  T507]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.423746][  T507]  ? copy_msghdr_from_user+0x460/0x460
[   48.423895][  T507]  __sys_sendmsg+0x145/0x1f0
[   48.424036][  T507]  ? __sys_sendmsg_sock+0x20/0x20
[   48.424177][  T507]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.424349][  T507]  ? do_raw_spin_unlock+0x59/0x250
[   48.424488][  T507]  ? rcu_is_watching+0x15/0xd0
[   48.424625][  T507]  do_syscall_64+0x117/0xfc0
[   48.424762][  T507]  ? trace_hardirqs_off+0xd/0x30
[   48.424900][  T507]  ? exc_page_fault+0xee/0x100
[   48.425041][  T507]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.425215][  T507] RIP: 0033:0x7f4c7bf8008e
[   48.425360][  T507] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.425852][  T507] RSP: 002b:00007fff9080ff80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.426069][  T507] RAX: ffffffffffffffda RBX: 00007fff90810730 RCX: 00007f4c7bf8008e
[   48.426279][  T507] RDX: 0000000000000000 RSI: 00007fff90810030 RDI: 0000000000000005
[   48.426483][  T507] RBP: 00007fff9080ff90 R08: 0000000000000000 R09: 0000000000000000
[   48.426689][  T507] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   48.426895][  T507] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff90810700
[   48.427114][  T507]  </TASK>
[   48.427217][  T507] irq event stamp: 21535
[   48.427321][  T507] hardirqs last  enabled at (21543): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.427558][  T507] hardirqs last disabled at (21550): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.427807][  T507] softirqs last  enabled at (20868): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   48.428051][  T507] softirqs last disabled at (20779): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   48.428293][  T507] ---[ end trace 0000000000000000 ]---
[   48.428499][  T507] vethB: entered promiscuous mode
[   48.428688][  T507] ------------[ cut here ]------------
[   48.428826][  T507] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/507
[   48.429069][  T507] CPU: 1 UID: 0 PID: 507 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.429355][  T507] Tainted: [W]=WARN
[   48.429462][  T507] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.429637][  T507] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.429865][  T507] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.430600][  T507] RSP: 0018:ffa0000001576fb0 EFLAGS: 00010286
[   48.430777][  T507] RAX: 00000000ffffffa6 RBX: ff11000004e39c40 RCX: 1ff40000002aedbc
[   48.430993][  T507] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39cf8
[   48.431272][  T507] RBP: ff11000013e24000 R08: 1fe22000009c73a0 R09: ff11000015ccae80
[   48.431598][  T507] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   48.431826][  T507] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013e24000
[   48.432044][  T507] FS:  00007f4c7bd46840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   48.432351][  T507] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.432557][  T507] CR2: 00007f9525612574 CR3: 0000000015c96001 CR4: 0000000000771ef0
[   48.432763][  T507] PKRU: 55555554
[   48.432867][  T507] Call Trace:
[   48.432969][  T507]  <TASK>
[   48.433047][  T507]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   48.433249][  T507]  ? netlink_sendmsg+0x735/0xc60
[   48.433387][  T507]  rtmsg_ifinfo+0x5c/0xb0
[   48.433492][  T507]  __dev_notify_flags+0x1b8/0x280
[   48.433632][  T507]  ? netdev_info+0xe2/0x116
[   48.433772][  T507]  ? netdev_notice+0x120/0x120
[   48.433908][  T507]  ? netif_change_name+0x8c0/0x8c0
[   48.434054][  T507]  __dev_set_promiscuity+0x194/0x230
[   48.434259][  T507]  netif_set_promiscuity+0x4c/0xc0
[   48.434397][  T507]  dev_set_promiscuity+0x9d/0x150
[   48.434534][  T507]  hsr_add_port+0x48c/0xb60
[   48.434673][  T507]  ? hsr_port_exists+0x60/0x60
[   48.434811][  T507]  ? timer_init_key+0x10d/0x280
[   48.434951][  T507]  hsr_dev_finalize+0x727/0xc00
[   48.435095][  T507]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.435296][  T507]  hsr_newlink+0x3b0/0x980
[   48.435434][  T507]  ? hsr_dellink+0x90/0x90
[   48.435605][  T507]  ? rtnl_create_link+0x169/0xf20
[   48.435743][  T507]  ? nla_strscpy+0xe3/0x180
[   48.435884][  T507]  rtnl_newlink_create+0x2da/0x780
[   48.436026][  T507]  ? rtnl_create_link+0xf20/0xf20
[   48.436227][  T507]  ? __dev_get_by_name+0x12/0x50
[   48.436367][  T507]  ? rtnl_dev_get+0xd7/0x170
[   48.436512][  T507]  __rtnl_newlink+0x22b/0xa50
[   48.436653][  T507]  rtnl_newlink+0x8d1/0xea0
[   48.436791][  T507]  ? lock_acquire.part.0+0xbc/0x260
[   48.436929][  T507]  ? __rtnl_newlink+0xa50/0xa50
[   48.437072][  T507]  ? mark_usage+0x61/0x170
[   48.437275][  T507]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.437414][  T507]  ? __rtnl_newlink+0xa50/0xa50
[   48.437550][  T507]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.437690][  T507]  ? validate_chain+0x38b/0xc20
[   48.437827][  T507]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.437965][  T507]  ? __lock_acquire+0x508/0xc10
[   48.438186][  T507]  ? lock_acquire.part.0+0xbc/0x260
[   48.438326][  T507]  ? find_held_lock+0x2b/0x80
[   48.438465][  T507]  netlink_rcv_skb+0x14e/0x3a0
[   48.438603][  T507]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.438743][  T507]  ? netlink_ack+0xcd0/0xcd0
[   48.438912][  T507]  ? netlink_deliver_tap+0xc5/0x330
[   48.439215][  T507]  ? netlink_deliver_tap+0x13c/0x330
[   48.439428][  T507]  netlink_unicast+0x486/0x750
[   48.439642][  T507]  ? netlink_attachskb+0x810/0x810
[   48.439831][  T507]  ? __lock_acquire+0x508/0xc10
[   48.439970][  T507]  netlink_sendmsg+0x735/0xc60
[   48.440188][  T507]  ? netlink_unicast+0x750/0x750
[   48.440331][  T507]  ? __might_fault+0x97/0x140
[   48.440472][  T507]  ____sys_sendmsg+0x419/0x850
[   48.440611][  T507]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.440749][  T507]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.440920][  T507]  ? move_addr_to_kernel+0x40/0x40
[   48.441063][  T507]  ? stack_depot_save_flags+0x367/0x770
[   48.441264][  T507]  ? validate_chain+0x38b/0xc20
[   48.441404][  T507]  ___sys_sendmsg+0x14e/0x1d0
[   48.441542][  T507]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.441713][  T507]  ? copy_msghdr_from_user+0x460/0x460
[   48.441861][  T507]  __sys_sendmsg+0x145/0x1f0
[   48.442003][  T507]  ? __sys_sendmsg_sock+0x20/0x20
[   48.442204][  T507]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.442375][  T507]  ? do_raw_spin_unlock+0x59/0x250
[   48.442517][  T507]  ? rcu_is_watching+0x15/0xd0
[   48.442656][  T507]  do_syscall_64+0x117/0xfc0
[   48.442796][  T507]  ? trace_hardirqs_off+0xd/0x30
[   48.442934][  T507]  ? exc_page_fault+0xee/0x100
[   48.443076][  T507]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.443307][  T507] RIP: 0033:0x7f4c7bf8008e
[   48.443451][  T507] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.443944][  T507] RSP: 002b:00007fff9080ff80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.444222][  T507] RAX: ffffffffffffffda RBX: 00007fff90810730 RCX: 00007f4c7bf8008e
[   48.444427][  T507] RDX: 0000000000000000 RSI: 00007fff90810030 RDI: 0000000000000005
[   48.444648][  T507] RBP: 00007fff9080ff90 R08: 0000000000000000 R09: 0000000000000000
[   48.444945][  T507] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   48.445362][  T507] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff90810700
[   48.445677][  T507]  </TASK>
[   48.445826][  T507] irq event stamp: 24135
[   48.445934][  T507] hardirqs last  enabled at (24143): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.446269][  T507] hardirqs last disabled at (24244): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.446509][  T507] softirqs last  enabled at (24242): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   48.446745][  T507] softirqs last disabled at (24151): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   48.446990][  T507] ---[ end trace 0000000000000000 ]---
[   48.455765][  T507] ------------[ cut here ]------------
[   48.456017][  T507] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/507
[   48.456398][  T507] CPU: 0 UID: 0 PID: 507 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.456825][  T507] Tainted: [W]=WARN
[   48.456997][  T507] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.457271][  T507] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.457547][  T507] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.458319][  T507] RSP: 0018:ffa0000001576f90 EFLAGS: 00010286
[   48.458589][  T507] RAX: 00000000ffffffa6 RBX: ff11000004e39700 RCX: 1ff40000002aedb8
[   48.458903][  T507] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e397b8
[   48.459234][  T507] RBP: ff11000013e24000 R08: 1fe22000009c72f8 R09: ff11000015ccae80
[   48.459555][  T507] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   48.459874][  T507] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   48.460205][  T507] FS:  00007f4c7bd46840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   48.460576][  T507] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.460838][  T507] CR2: 0000555faa067d5c CR3: 0000000015c96001 CR4: 0000000000771ef0
[   48.461168][  T507] PKRU: 55555554
[   48.461329][  T507] Call Trace:
[   48.461487][  T507]  <TASK>
[   48.461598][  T507]  ? rcu_is_watching+0x15/0xd0
[   48.461810][  T507]  rtnetlink_event+0xe0/0x1f0
[   48.462029][  T507]  notifier_call_chain+0xb0/0x320
[   48.462268][  T507]  __netdev_upper_dev_link+0x3a5/0x590
[   48.462486][  T507]  ? netdev_wait_allrefs_any+0x570/0x570
[   48.462700][  T507]  ? do_raw_spin_lock+0x131/0x280
[   48.462916][  T507]  ? find_held_lock+0x2b/0x80
[   48.463147][  T507]  netdev_master_upper_dev_link+0x86/0xb0
[   48.463356][  T507]  ? netdev_upper_dev_link+0xb0/0xb0
[   48.463564][  T507]  ? lockdep_rtnl_is_held+0x1a/0x20
[   48.463772][  T507]  ? hsr_port_get_hsr+0x9c/0x150
[   48.463992][  T507]  hsr_add_port+0x4eb/0xb60
[   48.464215][  T507]  ? hsr_port_exists+0x60/0x60
[   48.464426][  T507]  ? timer_init_key+0x10d/0x280
[   48.464643][  T507]  hsr_dev_finalize+0x727/0xc00
[   48.464854][  T507]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.465036][  T507]  hsr_newlink+0x3b0/0x980
[   48.465247][  T507]  ? hsr_dellink+0x90/0x90
[   48.465460][  T507]  ? rtnl_create_link+0x169/0xf20
[   48.465667][  T507]  ? nla_strscpy+0xe3/0x180
[   48.465876][  T507]  rtnl_newlink_create+0x2da/0x780
[   48.466092][  T507]  ? rtnl_create_link+0xf20/0xf20
[   48.466310][  T507]  ? __dev_get_by_name+0x12/0x50
[   48.466522][  T507]  ? rtnl_dev_get+0xd7/0x170
[   48.466744][  T507]  __rtnl_newlink+0x22b/0xa50
[   48.466964][  T507]  rtnl_newlink+0x8d1/0xea0
[   48.467195][  T507]  ? lock_acquire.part.0+0xbc/0x260
[   48.467404][  T507]  ? __rtnl_newlink+0xa50/0xa50
[   48.467613][  T507]  ? mark_usage+0x61/0x170
[   48.467832][  T507]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.468051][  T507]  ? __rtnl_newlink+0xa50/0xa50
[   48.468270][  T507]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.468481][  T507]  ? validate_chain+0x38b/0xc20
[   48.468690][  T507]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.468900][  T507]  ? __lock_acquire+0x508/0xc10
[   48.469146][  T507]  ? lock_acquire.part.0+0xbc/0x260
[   48.469366][  T507]  ? find_held_lock+0x2b/0x80
[   48.469582][  T507]  netlink_rcv_skb+0x14e/0x3a0
[   48.469794][  T507]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.470009][  T507]  ? netlink_ack+0xcd0/0xcd0
[   48.470235][  T507]  ? netlink_deliver_tap+0xc5/0x330
[   48.470448][  T507]  ? netlink_deliver_tap+0x13c/0x330
[   48.470662][  T507]  netlink_unicast+0x486/0x750
[   48.470873][  T507]  ? netlink_attachskb+0x810/0x810
[   48.471088][  T507]  ? __lock_acquire+0x508/0xc10
[   48.471315][  T507]  netlink_sendmsg+0x735/0xc60
[   48.471557][  T507]  ? netlink_unicast+0x750/0x750
[   48.471775][  T507]  ? __might_fault+0x97/0x140
[   48.472002][  T507]  ____sys_sendmsg+0x419/0x850
[   48.472227][  T507]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.472437][  T507]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.472703][  T507]  ? move_addr_to_kernel+0x40/0x40
[   48.472916][  T507]  ? stack_depot_save_flags+0x367/0x770
[   48.473142][  T507]  ? validate_chain+0x38b/0xc20
[   48.473381][  T507]  ___sys_sendmsg+0x14e/0x1d0
[   48.473588][  T507]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.473850][  T507]  ? copy_msghdr_from_user+0x460/0x460
[   48.474111][  T507]  __sys_sendmsg+0x145/0x1f0
[   48.474337][  T507]  ? __sys_sendmsg_sock+0x20/0x20
[   48.474580][  T507]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.474850][  T507]  ? do_raw_spin_unlock+0x59/0x250
[   48.475063][  T507]  ? rcu_is_watching+0x15/0xd0
[   48.475282][  T507]  do_syscall_64+0x117/0xfc0
[   48.475489][  T507]  ? trace_hardirqs_off+0xd/0x30
[   48.475703][  T507]  ? exc_page_fault+0xee/0x100
[   48.475919][  T507]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.476199][  T507] RIP: 0033:0x7f4c7bf8008e
[   48.476422][  T507] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.477201][  T507] RSP: 002b:00007fff9080ff80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.477520][  T507] RAX: ffffffffffffffda RBX: 00007fff90810730 RCX: 00007f4c7bf8008e
[   48.477837][  T507] RDX: 0000000000000000 RSI: 00007fff90810030 RDI: 0000000000000005
[   48.478167][  T507] RBP: 00007fff9080ff90 R08: 0000000000000000 R09: 0000000000000000
[   48.478484][  T507] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   48.478802][  T507] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff90810700
[   48.479134][  T507]  </TASK>
[   48.479291][  T507] irq event stamp: 29631
[   48.479448][  T507] hardirqs last  enabled at (29639): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.479809][  T507] hardirqs last disabled at (29646): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.480188][  T507] softirqs last  enabled at (28804): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.480548][  T507] softirqs last disabled at (28802): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.480908][  T507] ---[ end trace 0000000000000000 ]---
[   48.481433][  T507] ------------[ cut here ]------------
[   48.481635][  T507] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/507
[   48.482019][  T507] CPU: 0 UID: 0 PID: 507 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.482443][  T507] Tainted: [W]=WARN
[   48.482599][  T507] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.482851][  T507] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.483126][  T507] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.483843][  T507] RSP: 0018:ffa00000015771a0 EFLAGS: 00010286
[   48.484113][  T507] RAX: 00000000ffffffa6 RBX: ff11000004e38ac0 RCX: 1ff40000002aedfa
[   48.484418][  T507] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e38b78
[   48.484725][  T507] RBP: ff11000015f81000 R08: 1fe22000009c7170 R09: ff11000015ccae80
[   48.485033][  T507] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.485347][  T507] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   48.485652][  T507] FS:  00007f4c7bd46840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   48.486017][  T507] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.486281][  T507] CR2: 0000555faa067d5c CR3: 0000000015c96001 CR4: 0000000000771ef0
[   48.486587][  T507] PKRU: 55555554
[   48.486741][  T507] Call Trace:
[   48.486894][  T507]  <TASK>
[   48.487004][  T507]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   48.487220][  T507]  rtmsg_ifinfo+0x5c/0xb0
[   48.487382][  T507]  __dev_notify_flags+0x1b8/0x280
[   48.487586][  T507]  ? netif_change_name+0x8c0/0x8c0
[   48.487788][  T507]  ? hsr_dev_finalize+0x925/0xc00
[   48.488001][  T507]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.488213][  T507]  ? hsr_newlink+0x3b0/0x980
[   48.488419][  T507]  ? hsr_dellink+0x90/0x90
[   48.488620][  T507]  rtnl_configure_link+0x1ac/0x390
[   48.488826][  T507]  ? nla_strscpy+0xe3/0x180
[   48.489033][  T507]  rtnl_newlink_create+0x353/0x780
[   48.489252][  T507]  ? rtnl_create_link+0xf20/0xf20
[   48.489459][  T507]  ? __dev_get_by_name+0x12/0x50
[   48.489662][  T507]  ? rtnl_dev_get+0xd7/0x170
[   48.489874][  T507]  __rtnl_newlink+0x22b/0xa50
[   48.490090][  T507]  rtnl_newlink+0x8d1/0xea0
[   48.490305][  T507]  ? lock_acquire.part.0+0xbc/0x260
[   48.490513][  T507]  ? __rtnl_newlink+0xa50/0xa50
[   48.490715][  T507]  ? mark_usage+0x61/0x170
[   48.490926][  T507]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.491144][  T507]  ? __rtnl_newlink+0xa50/0xa50
[   48.491351][  T507]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.491556][  T507]  ? validate_chain+0x38b/0xc20
[   48.491760][  T507]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.491960][  T507]  ? __lock_acquire+0x508/0xc10
[   48.492183][  T507]  ? lock_acquire.part.0+0xbc/0x260
[   48.492386][  T507]  ? find_held_lock+0x2b/0x80
[   48.492591][  T507]  netlink_rcv_skb+0x14e/0x3a0
[   48.492796][  T507]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.493005][  T507]  ? netlink_ack+0xcd0/0xcd0
[   48.493226][  T507]  ? netlink_deliver_tap+0xc5/0x330
[   48.493430][  T507]  ? netlink_deliver_tap+0x13c/0x330
[   48.493639][  T507]  netlink_unicast+0x486/0x750
[   48.493845][  T507]  ? netlink_attachskb+0x810/0x810
[   48.494051][  T507]  ? __lock_acquire+0x508/0xc10
[   48.494263][  T507]  netlink_sendmsg+0x735/0xc60
[   48.494465][  T507]  ? netlink_unicast+0x750/0x750
[   48.494670][  T507]  ? __might_fault+0x97/0x140
[   48.494878][  T507]  ____sys_sendmsg+0x419/0x850
[   48.495087][  T507]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.495304][  T507]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.495554][  T507]  ? move_addr_to_kernel+0x40/0x40
[   48.495759][  T507]  ? stack_depot_save_flags+0x367/0x770
[   48.495962][  T507]  ? validate_chain+0x38b/0xc20
[   48.496185][  T507]  ___sys_sendmsg+0x14e/0x1d0
[   48.496387][  T507]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.496640][  T507]  ? copy_msghdr_from_user+0x460/0x460
[   48.496866][  T507]  __sys_sendmsg+0x145/0x1f0
[   48.497075][  T507]  ? __sys_sendmsg_sock+0x20/0x20
[   48.497289][  T507]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.497547][  T507]  ? do_raw_spin_unlock+0x59/0x250
[   48.497741][  T507]  ? rcu_is_watching+0x15/0xd0
[   48.497949][  T507]  do_syscall_64+0x117/0xfc0
[   48.498174][  T507]  ? trace_hardirqs_off+0xd/0x30
[   48.498385][  T507]  ? exc_page_fault+0xee/0x100
[   48.498594][  T507]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.498850][  T507] RIP: 0033:0x7f4c7bf8008e
[   48.499070][  T507] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.499814][  T507] RSP: 002b:00007fff9080ff80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.500135][  T507] RAX: ffffffffffffffda RBX: 00007fff90810730 RCX: 00007f4c7bf8008e
[   48.500435][  T507] RDX: 0000000000000000 RSI: 00007fff90810030 RDI: 0000000000000005
[   48.500734][  T507] RBP: 00007fff9080ff90 R08: 0000000000000000 R09: 0000000000000000
[   48.501043][  T507] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   48.501359][  T507] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff90810700
[   48.501669][  T507]  </TASK>
[   48.501821][  T507] irq event stamp: 30491
[   48.501975][  T507] hardirqs last  enabled at (30499): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.502342][  T507] hardirqs last disabled at (30508): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.502700][  T507] softirqs last  enabled at (29752): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.503058][  T507] softirqs last disabled at (29750): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.503422][  T507] ---[ end trace 0000000000000000 ]---
[   48.544633][  T508] vethA: entered promiscuous mode
[   48.544879][  T508] ------------[ cut here ]------------
[   48.545021][  T508] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/508
[   48.545290][  T508] CPU: 3 UID: 0 PID: 508 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.545569][  T508] Tainted: [W]=WARN
[   48.545673][  T508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.545850][  T508] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.546035][  T508] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.546970][  T508] RSP: 0018:ffa0000001556fb0 EFLAGS: 00010286
[   48.547164][  T508] RAX: 00000000ffffffa6 RBX: ff11000011769700 RCX: 1ff40000002aadbc
[   48.547373][  T508] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000117697b8
[   48.547579][  T508] RBP: ff110000075a9000 R08: 1fe22000022ed2f8 R09: ff11000015ccd180
[   48.547786][  T508] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   48.548004][  T508] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075a9000
[   48.548226][  T508] FS:  00007f37991d5840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   48.548484][  T508] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.548660][  T508] CR2: 000000003f5939e8 CR3: 00000000159f3003 CR4: 0000000000771ef0
[   48.548869][  T508] PKRU: 55555554
[   48.548972][  T508] Call Trace:
[   48.549080][  T508]  <TASK>
[   48.549158][  T508]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   48.549300][  T508]  ? netlink_sendmsg+0x735/0xc60
[   48.549439][  T508]  rtmsg_ifinfo+0x5c/0xb0
[   48.549549][  T508]  __dev_notify_flags+0x1b8/0x280
[   48.549689][  T508]  ? netdev_info+0xe2/0x116
[   48.549830][  T508]  ? netdev_notice+0x120/0x120
[   48.549971][  T508]  ? netif_change_name+0x8c0/0x8c0
[   48.550124][  T508]  __dev_set_promiscuity+0x194/0x230
[   48.550265][  T508]  netif_set_promiscuity+0x4c/0xc0
[   48.550405][  T508]  dev_set_promiscuity+0x9d/0x150
[   48.550546][  T508]  hsr_add_port+0x48c/0xb60
[   48.550689][  T508]  ? hsr_port_exists+0x60/0x60
[   48.550828][  T508]  ? timer_init_key+0x10d/0x280
[   48.550968][  T508]  hsr_dev_finalize+0x6e8/0xc00
[   48.551118][  T508]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.551257][  T508]  hsr_newlink+0x3b0/0x980
[   48.551397][  T508]  ? hsr_dellink+0x90/0x90
[   48.551535][  T508]  ? rtnl_create_link+0x169/0xf20
[   48.551676][  T508]  ? nla_strscpy+0xe3/0x180
[   48.551817][  T508]  rtnl_newlink_create+0x2da/0x780
[   48.551958][  T508]  ? rtnl_create_link+0xf20/0xf20
[   48.552105][  T508]  ? __dev_get_by_name+0x12/0x50
[   48.552244][  T508]  ? rtnl_dev_get+0xd7/0x170
[   48.552388][  T508]  __rtnl_newlink+0x22b/0xa50
[   48.552529][  T508]  rtnl_newlink+0x8d1/0xea0
[   48.552669][  T508]  ? lock_acquire.part.0+0xbc/0x260
[   48.552812][  T508]  ? __rtnl_newlink+0xa50/0xa50
[   48.552952][  T508]  ? mark_usage+0x61/0x170
[   48.553105][  T508]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.553245][  T508]  ? __rtnl_newlink+0xa50/0xa50
[   48.553386][  T508]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.553525][  T508]  ? validate_chain+0x38b/0xc20
[   48.553665][  T508]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.553802][  T508]  ? __lock_acquire+0x508/0xc10
[   48.553943][  T508]  ? lock_acquire.part.0+0xbc/0x260
[   48.554084][  T508]  ? find_held_lock+0x2b/0x80
[   48.554230][  T508]  netlink_rcv_skb+0x14e/0x3a0
[   48.554370][  T508]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.554507][  T508]  ? netlink_ack+0xcd0/0xcd0
[   48.554649][  T508]  ? netlink_deliver_tap+0xc5/0x330
[   48.554787][  T508]  ? netlink_deliver_tap+0x13c/0x330
[   48.554928][  T508]  netlink_unicast+0x486/0x750
[   48.555071][  T508]  ? netlink_attachskb+0x810/0x810
[   48.555214][  T508]  ? __lock_acquire+0x508/0xc10
[   48.555354][  T508]  netlink_sendmsg+0x735/0xc60
[   48.555494][  T508]  ? netlink_unicast+0x750/0x750
[   48.555633][  T508]  ? __might_fault+0x97/0x140
[   48.555775][  T508]  ____sys_sendmsg+0x419/0x850
[   48.555918][  T508]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.556064][  T508]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.556242][  T508]  ? move_addr_to_kernel+0x40/0x40
[   48.556383][  T508]  ? stack_depot_save_flags+0x367/0x770
[   48.556524][  T508]  ? validate_chain+0x38b/0xc20
[   48.556664][  T508]  ___sys_sendmsg+0x14e/0x1d0
[   48.556803][  T508]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.556976][  T508]  ? copy_msghdr_from_user+0x460/0x460
[   48.557136][  T508]  __sys_sendmsg+0x145/0x1f0
[   48.557275][  T508]  ? __sys_sendmsg_sock+0x20/0x20
[   48.557413][  T508]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.557589][  T508]  ? do_raw_spin_unlock+0x59/0x250
[   48.557730][  T508]  ? rcu_is_watching+0x15/0xd0
[   48.557871][  T508]  do_syscall_64+0x117/0xfc0
[   48.558016][  T508]  ? trace_hardirqs_off+0xd/0x30
[   48.558169][  T508]  ? exc_page_fault+0xee/0x100
[   48.558313][  T508]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.558487][  T508] RIP: 0033:0x7f379940f08e
[   48.558632][  T508] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.559140][  T508] RSP: 002b:00007ffd395565e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.559352][  T508] RAX: ffffffffffffffda RBX: 00007ffd39556d90 RCX: 00007f379940f08e
[   48.559558][  T508] RDX: 0000000000000000 RSI: 00007ffd39556690 RDI: 0000000000000005
[   48.559766][  T508] RBP: 00007ffd395565f0 R08: 0000000000000000 R09: 0000000000000000
[   48.559975][  T508] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   48.560197][  T508] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd39556d60
[   48.560411][  T508]  </TASK>
[   48.560516][  T508] irq event stamp: 30129
[   48.560620][  T508] hardirqs last  enabled at (30137): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.560858][  T508] hardirqs last disabled at (30144): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.561107][  T508] softirqs last  enabled at (29398): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   48.561348][  T508] softirqs last disabled at (28769): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   48.561588][  T508] ---[ end trace 0000000000000000 ]---
[   48.561994][  T508] ------------[ cut here ]------------
[   48.562133][  T508] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/508
[   48.562364][  T508] CPU: 3 UID: 0 PID: 508 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.562635][  T508] Tainted: [W]=WARN
[   48.562737][  T508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.562909][  T508] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.563086][  T508] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.563569][  T508] RSP: 0018:ffa0000001556f90 EFLAGS: 00010286
[   48.563738][  T508] RAX: 00000000ffffffa6 RBX: ff110000117698c0 RCX: 1ff40000002aadb8
[   48.563941][  T508] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011769978
[   48.564152][  T508] RBP: ff110000075a9000 R08: 1fe22000022ed330 R09: ff11000015ccd180
[   48.564354][  T508] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   48.564556][  T508] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   48.564759][  T508] FS:  00007f37991d5840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   48.564997][  T508] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.565171][  T508] CR2: 000000003f5939e8 CR3: 00000000159f3003 CR4: 0000000000771ef0
[   48.565373][  T508] PKRU: 55555554
[   48.565474][  T508] Call Trace:
[   48.565576][  T508]  <TASK>
[   48.565645][  T508]  ? rcu_is_watching+0x15/0xd0
[   48.565782][  T508]  rtnetlink_event+0xe0/0x1f0
[   48.565919][  T508]  notifier_call_chain+0xb0/0x320
[   48.566057][  T508]  __netdev_upper_dev_link+0x3a5/0x590
[   48.566200][  T508]  ? netdev_wait_allrefs_any+0x570/0x570
[   48.566337][  T508]  ? do_raw_spin_lock+0x131/0x280
[   48.566472][  T508]  ? find_held_lock+0x2b/0x80
[   48.566614][  T508]  netdev_master_upper_dev_link+0x86/0xb0
[   48.566750][  T508]  ? netdev_upper_dev_link+0xb0/0xb0
[   48.566888][  T508]  ? lockdep_rtnl_is_held+0x1a/0x20
[   48.567027][  T508]  ? hsr_port_get_hsr+0x9c/0x150
[   48.567171][  T508]  hsr_add_port+0x4eb/0xb60
[   48.567306][  T508]  ? hsr_port_exists+0x60/0x60
[   48.567442][  T508]  ? timer_init_key+0x10d/0x280
[   48.567579][  T508]  hsr_dev_finalize+0x6e8/0xc00
[   48.567718][  T508]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.567852][  T508]  hsr_newlink+0x3b0/0x980
[   48.567991][  T508]  ? hsr_dellink+0x90/0x90
[   48.568134][  T508]  ? rtnl_create_link+0x169/0xf20
[   48.568270][  T508]  ? nla_strscpy+0xe3/0x180
[   48.568407][  T508]  rtnl_newlink_create+0x2da/0x780
[   48.568544][  T508]  ? rtnl_create_link+0xf20/0xf20
[   48.568680][  T508]  ? __dev_get_by_name+0x12/0x50
[   48.568817][  T508]  ? rtnl_dev_get+0xd7/0x170
[   48.568958][  T508]  __rtnl_newlink+0x22b/0xa50
[   48.569105][  T508]  rtnl_newlink+0x8d1/0xea0
[   48.569241][  T508]  ? lock_acquire.part.0+0xbc/0x260
[   48.569377][  T508]  ? __rtnl_newlink+0xa50/0xa50
[   48.569516][  T508]  ? mark_usage+0x61/0x170
[   48.569655][  T508]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.569795][  T508]  ? __rtnl_newlink+0xa50/0xa50
[   48.569931][  T508]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.570070][  T508]  ? validate_chain+0x38b/0xc20
[   48.570210][  T508]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.570347][  T508]  ? __lock_acquire+0x508/0xc10
[   48.570496][  T508]  ? lock_acquire.part.0+0xbc/0x260
[   48.570631][  T508]  ? find_held_lock+0x2b/0x80
[   48.570769][  T508]  netlink_rcv_skb+0x14e/0x3a0
[   48.570906][  T508]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.571045][  T508]  ? netlink_ack+0xcd0/0xcd0
[   48.571188][  T508]  ? netlink_deliver_tap+0xc5/0x330
[   48.571326][  T508]  ? netlink_deliver_tap+0x13c/0x330
[   48.571462][  T508]  netlink_unicast+0x486/0x750
[   48.571598][  T508]  ? netlink_attachskb+0x810/0x810
[   48.571735][  T508]  ? __lock_acquire+0x508/0xc10
[   48.571873][  T508]  netlink_sendmsg+0x735/0xc60
[   48.572011][  T508]  ? netlink_unicast+0x750/0x750
[   48.572152][  T508]  ? __might_fault+0x97/0x140
[   48.572291][  T508]  ____sys_sendmsg+0x419/0x850
[   48.572427][  T508]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.572572][  T508]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.572739][  T508]  ? move_addr_to_kernel+0x40/0x40
[   48.572874][  T508]  ? stack_depot_save_flags+0x367/0x770
[   48.573016][  T508]  ? validate_chain+0x38b/0xc20
[   48.573156][  T508]  ___sys_sendmsg+0x14e/0x1d0
[   48.573290][  T508]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.573459][  T508]  ? copy_msghdr_from_user+0x460/0x460
[   48.573604][  T508]  __sys_sendmsg+0x145/0x1f0
[   48.573738][  T508]  ? __sys_sendmsg_sock+0x20/0x20
[   48.573874][  T508]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.574049][  T508]  ? do_raw_spin_unlock+0x59/0x250
[   48.574191][  T508]  ? rcu_is_watching+0x15/0xd0
[   48.574328][  T508]  do_syscall_64+0x117/0xfc0
[   48.574464][  T508]  ? trace_hardirqs_off+0xd/0x30
[   48.574599][  T508]  ? exc_page_fault+0xee/0x100
[   48.574733][  T508]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.574900][  T508] RIP: 0033:0x7f379940f08e
[   48.575048][  T508] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.575524][  T508] RSP: 002b:00007ffd395565e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.575723][  T508] RAX: ffffffffffffffda RBX: 00007ffd39556d90 RCX: 00007f379940f08e
[   48.575927][  T508] RDX: 0000000000000000 RSI: 00007ffd39556690 RDI: 0000000000000005
[   48.576133][  T508] RBP: 00007ffd395565f0 R08: 0000000000000000 R09: 0000000000000000
[   48.576334][  T508] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   48.576537][  T508] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd39556d60
[   48.576746][  T508]  </TASK>
[   48.576846][  T508] irq event stamp: 31103
[   48.576951][  T508] hardirqs last  enabled at (31111): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.577197][  T508] hardirqs last disabled at (31120): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.577432][  T508] softirqs last  enabled at (30294): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.577669][  T508] softirqs last disabled at (30292): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.577900][  T508] ---[ end trace 0000000000000000 ]---
[   48.578176][  T508] ------------[ cut here ]------------
[   48.578313][  T508] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/508
[   48.578547][  T508] CPU: 3 UID: 0 PID: 508 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.578821][  T508] Tainted: [W]=WARN
[   48.579027][  T508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.580017][  T508] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.580280][  T508] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.580758][  T508] RSP: 0018:ffa0000001556f10 EFLAGS: 00010286
[   48.580928][  T508] RAX: 00000000ffffffa6 RBX: ff11000011769380 RCX: 1ff40000002aada8
[   48.581303][  T508] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011769438
[   48.581506][  T508] RBP: ff11000015fa1000 R08: 1fe22000022ed288 R09: ff11000015ccd180
[   48.581710][  T508] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   48.581913][  T508] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   48.582210][  T508] FS:  00007f37991d5840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   48.582448][  T508] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.582620][  T508] CR2: 000000003f5939e8 CR3: 00000000159f3003 CR4: 0000000000771ef0
[   48.582825][  T508] PKRU: 55555554
[   48.582928][  T508] Call Trace:
[   48.583032][  T508]  <TASK>
[   48.583202][  T508]  ? rcu_is_watching+0x15/0xd0
[   48.583339][  T508]  rtnetlink_event+0xe0/0x1f0
[   48.583473][  T508]  notifier_call_chain+0xb0/0x320
[   48.583611][  T508]  netif_set_mtu_ext+0x354/0x5f0
[   48.583747][  T508]  ? dev_validate_mtu+0x180/0x180
[   48.583888][  T508]  ? __netdev_update_features+0x4b0/0xdf0
[   48.584037][  T508]  netif_set_mtu+0x85/0xe0
[   48.584256][  T508]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   48.584397][  T508]  dev_set_mtu+0x9d/0x150
[   48.584499][  T508]  ? dev_disable_lro+0x95/0x140
[   48.584635][  T508]  hsr_add_port+0x6e3/0xb60
[   48.584773][  T508]  ? hsr_port_exists+0x60/0x60
[   48.584914][  T508]  ? timer_init_key+0x10d/0x280
[   48.585057][  T508]  hsr_dev_finalize+0x6e8/0xc00
[   48.585290][  T508]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.585426][  T508]  hsr_newlink+0x3b0/0x980
[   48.585561][  T508]  ? hsr_dellink+0x90/0x90
[   48.585695][  T508]  ? rtnl_create_link+0x169/0xf20
[   48.585831][  T508]  ? nla_strscpy+0xe3/0x180
[   48.585967][  T508]  rtnl_newlink_create+0x2da/0x780
[   48.586171][  T508]  ? rtnl_create_link+0xf20/0xf20
[   48.586306][  T508]  ? __dev_get_by_name+0x12/0x50
[   48.586443][  T508]  ? rtnl_dev_get+0xd7/0x170
[   48.586585][  T508]  __rtnl_newlink+0x22b/0xa50
[   48.586726][  T508]  rtnl_newlink+0x8d1/0xea0
[   48.586862][  T508]  ? lock_acquire.part.0+0xbc/0x260
[   48.587003][  T508]  ? __rtnl_newlink+0xa50/0xa50
[   48.587295][  T508]  ? mark_usage+0x61/0x170
[   48.587435][  T508]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.587573][  T508]  ? __rtnl_newlink+0xa50/0xa50
[   48.587708][  T508]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.587844][  T508]  ? validate_chain+0x38b/0xc20
[   48.587985][  T508]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.588126][  T508]  ? __lock_acquire+0x508/0xc10
[   48.588268][  T508]  ? lock_acquire.part.0+0xbc/0x260
[   48.588405][  T508]  ? find_held_lock+0x2b/0x80
[   48.588542][  T508]  netlink_rcv_skb+0x14e/0x3a0
[   48.588678][  T508]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.588907][  T508]  ? netlink_ack+0xcd0/0xcd0
[   48.589046][  T508]  ? netlink_deliver_tap+0xc5/0x330
[   48.589187][  T508]  ? netlink_deliver_tap+0x13c/0x330
[   48.589324][  T508]  netlink_unicast+0x486/0x750
[   48.589555][  T508]  ? netlink_attachskb+0x810/0x810
[   48.589692][  T508]  ? __lock_acquire+0x508/0xc10
[   48.589828][  T508]  netlink_sendmsg+0x735/0xc60
[   48.589966][  T508]  ? netlink_unicast+0x750/0x750
[   48.590207][  T508]  ? __might_fault+0x97/0x140
[   48.590344][  T508]  ____sys_sendmsg+0x419/0x850
[   48.590482][  T508]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.590619][  T508]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.590879][  T508]  ? move_addr_to_kernel+0x40/0x40
[   48.591022][  T508]  ? stack_depot_save_flags+0x367/0x770
[   48.591165][  T508]  ? validate_chain+0x38b/0xc20
[   48.591396][  T508]  ___sys_sendmsg+0x14e/0x1d0
[   48.591533][  T508]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.591702][  T508]  ? copy_msghdr_from_user+0x460/0x460
[   48.591848][  T508]  __sys_sendmsg+0x145/0x1f0
[   48.592082][  T508]  ? __sys_sendmsg_sock+0x20/0x20
[   48.592226][  T508]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.592398][  T508]  ? do_raw_spin_unlock+0x59/0x250
[   48.592536][  T508]  ? rcu_is_watching+0x15/0xd0
[   48.592766][  T508]  do_syscall_64+0x117/0xfc0
[   48.592904][  T508]  ? trace_hardirqs_off+0xd/0x30
[   48.593049][  T508]  ? exc_page_fault+0xee/0x100
[   48.593189][  T508]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.593454][  T508] RIP: 0033:0x7f379940f08e
[   48.593595][  T508] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.594176][  T508] RSP: 002b:00007ffd395565e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.594378][  T508] RAX: ffffffffffffffda RBX: 00007ffd39556d90 RCX: 00007f379940f08e
[   48.594678][  T508] RDX: 0000000000000000 RSI: 00007ffd39556690 RDI: 0000000000000005
[   48.594882][  T508] RBP: 00007ffd395565f0 R08: 0000000000000000 R09: 0000000000000000
[   48.595088][  T508] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   48.595390][  T508] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd39556d60
[   48.595599][  T508]  </TASK>
[   48.595700][  T508] irq event stamp: 34275
[   48.595802][  T508] hardirqs last  enabled at (34283): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.596139][  T508] hardirqs last disabled at (34292): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.596373][  T508] softirqs last  enabled at (33874): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   48.596704][  T508] softirqs last disabled at (33785): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   48.596936][  T508] ---[ end trace 0000000000000000 ]---
[   48.597258][  T508] vethB: entered promiscuous mode
[   48.597513][  T508] ------------[ cut here ]------------
[   48.597692][  T508] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/508
[   48.597992][  T508] CPU: 2 UID: 0 PID: 508 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.598338][  T508] Tainted: [W]=WARN
[   48.598490][  T508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.598708][  T508] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.598939][  T508] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.599495][  T508] RSP: 0018:ffa0000001556fb0 EFLAGS: 00010286
[   48.599716][  T508] RAX: 00000000ffffffa6 RBX: ff11000011769c40 RCX: 1ff40000002aadbc
[   48.599968][  T508] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011769cf8
[   48.600243][  T508] RBP: ff11000010f09000 R08: 1fe22000022ed3a0 R09: ff11000015ccd180
[   48.600497][  T508] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   48.600750][  T508] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f09000
[   48.601012][  T508] FS:  00007f37991d5840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   48.601317][  T508] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.601539][  T508] CR2: 00007f54dbe18574 CR3: 00000000159f3001 CR4: 0000000000771ef0
[   48.601795][  T508] PKRU: 55555554
[   48.601947][  T508] Call Trace:
[   48.602115][  T508]  <TASK>
[   48.602233][  T508]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   48.602425][  T508]  ? netlink_sendmsg+0x735/0xc60
[   48.602611][  T508]  rtmsg_ifinfo+0x5c/0xb0
[   48.602762][  T508]  __dev_notify_flags+0x1b8/0x280
[   48.602950][  T508]  ? netdev_info+0xe2/0x116
[   48.603159][  T508]  ? netdev_notice+0x120/0x120
[   48.603345][  T508]  ? netif_change_name+0x8c0/0x8c0
[   48.603534][  T508]  __dev_set_promiscuity+0x194/0x230
[   48.603720][  T508]  netif_set_promiscuity+0x4c/0xc0
[   48.603911][  T508]  dev_set_promiscuity+0x9d/0x150
[   48.604115][  T508]  hsr_add_port+0x48c/0xb60
[   48.604303][  T508]  ? hsr_port_exists+0x60/0x60
[   48.604488][  T508]  ? timer_init_key+0x10d/0x280
[   48.604676][  T508]  hsr_dev_finalize+0x727/0xc00
[   48.604862][  T508]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.605054][  T508]  hsr_newlink+0x3b0/0x980
[   48.605257][  T508]  ? hsr_dellink+0x90/0x90
[   48.605448][  T508]  ? rtnl_create_link+0x169/0xf20
[   48.605634][  T508]  ? nla_strscpy+0xe3/0x180
[   48.605822][  T508]  rtnl_newlink_create+0x2da/0x780
[   48.606016][  T508]  ? rtnl_create_link+0xf20/0xf20
[   48.606216][  T508]  ? __dev_get_by_name+0x12/0x50
[   48.606404][  T508]  ? rtnl_dev_get+0xd7/0x170
[   48.606593][  T508]  __rtnl_newlink+0x22b/0xa50
[   48.606784][  T508]  rtnl_newlink+0x8d1/0xea0
[   48.606986][  T508]  ? lock_acquire.part.0+0xbc/0x260
[   48.607185][  T508]  ? __rtnl_newlink+0xa50/0xa50
[   48.607371][  T508]  ? mark_usage+0x61/0x170
[   48.607559][  T508]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.607745][  T508]  ? __rtnl_newlink+0xa50/0xa50
[   48.607930][  T508]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.608135][  T508]  ? validate_chain+0x38b/0xc20
[   48.608323][  T508]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.608507][  T508]  ? __lock_acquire+0x508/0xc10
[   48.608692][  T508]  ? lock_acquire.part.0+0xbc/0x260
[   48.608876][  T508]  ? find_held_lock+0x2b/0x80
[   48.609068][  T508]  netlink_rcv_skb+0x14e/0x3a0
[   48.609266][  T508]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.609452][  T508]  ? netlink_ack+0xcd0/0xcd0
[   48.609641][  T508]  ? netlink_deliver_tap+0xc5/0x330
[   48.609830][  T508]  ? netlink_deliver_tap+0x13c/0x330
[   48.610026][  T508]  netlink_unicast+0x486/0x750
[   48.610224][  T508]  ? netlink_attachskb+0x810/0x810
[   48.610409][  T508]  ? __lock_acquire+0x508/0xc10
[   48.610594][  T508]  netlink_sendmsg+0x735/0xc60
[   48.610780][  T508]  ? netlink_unicast+0x750/0x750
[   48.610965][  T508]  ? __might_fault+0x97/0x140
[   48.611175][  T508]  ____sys_sendmsg+0x419/0x850
[   48.611366][  T508]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.611559][  T508]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.611776][  T508]  ? move_addr_to_kernel+0x40/0x40
[   48.611962][  T508]  ? stack_depot_save_flags+0x367/0x770
[   48.612171][  T508]  ? validate_chain+0x38b/0xc20
[   48.612358][  T508]  ___sys_sendmsg+0x14e/0x1d0
[   48.612544][  T508]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.612766][  T508]  ? copy_msghdr_from_user+0x460/0x460
[   48.612963][  T508]  __sys_sendmsg+0x145/0x1f0
[   48.613171][  T508]  ? __sys_sendmsg_sock+0x20/0x20
[   48.613356][  T508]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.613579][  T508]  ? do_raw_spin_unlock+0x59/0x250
[   48.613765][  T508]  ? rcu_is_watching+0x15/0xd0
[   48.613954][  T508]  do_syscall_64+0x117/0xfc0
[   48.614167][  T508]  ? trace_hardirqs_off+0xd/0x30
[   48.614355][  T508]  ? exc_page_fault+0xee/0x100
[   48.614547][  T508]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.614768][  T508] RIP: 0033:0x7f379940f08e
[   48.614960][  T508] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.615523][  T508] RSP: 002b:00007ffd395565e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.615778][  T508] RAX: ffffffffffffffda RBX: 00007ffd39556d90 RCX: 00007f379940f08e
[   48.616040][  T508] RDX: 0000000000000000 RSI: 00007ffd39556690 RDI: 0000000000000005
[   48.616307][  T508] RBP: 00007ffd395565f0 R08: 0000000000000000 R09: 0000000000000000
[   48.616566][  T508] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   48.616823][  T508] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd39556d60
[   48.617092][  T508]  </TASK>
[   48.617255][  T508] irq event stamp: 35473
[   48.617407][  T508] hardirqs last  enabled at (35483): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.617701][  T508] hardirqs last disabled at (35492): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.617996][  T508] softirqs last  enabled at (34520): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   48.618298][  T508] softirqs last disabled at (34511): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   48.618586][  T508] ---[ end trace 0000000000000000 ]---
[   48.624241][  T508] ------------[ cut here ]------------
[   48.624428][  T508] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/508
[   48.624711][  T508] CPU: 2 UID: 0 PID: 508 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.625036][  T508] Tainted: [W]=WARN
[   48.625201][  T508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.625416][  T508] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.625639][  T508] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.626180][  T508] RSP: 0018:ffa0000001556f90 EFLAGS: 00010286
[   48.626398][  T508] RAX: 00000000ffffffa6 RBX: ff110000159d9e00 RCX: 1ff40000002aadb8
[   48.626642][  T508] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d9eb8
[   48.626889][  T508] RBP: ff11000010f09000 R08: 1fe2200002b3b3d8 R09: ff11000015ccd180
[   48.627160][  T508] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   48.627408][  T508] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   48.627658][  T508] FS:  00007f37991d5840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   48.627940][  T508] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.628179][  T508] CR2: 00007f54dbe18574 CR3: 00000000159f3001 CR4: 0000000000771ef0
[   48.628433][  T508] PKRU: 55555554
[   48.628580][  T508] Call Trace:
[   48.628729][  T508]  <TASK>
[   48.628846][  T508]  ? rcu_is_watching+0x15/0xd0
[   48.629039][  T508]  rtnetlink_event+0xe0/0x1f0
[   48.629240][  T508]  notifier_call_chain+0xb0/0x320
[   48.629427][  T508]  __netdev_upper_dev_link+0x3a5/0x590
[   48.629610][  T508]  ? netdev_wait_allrefs_any+0x570/0x570
[   48.629800][  T508]  ? do_raw_spin_lock+0x131/0x280
[   48.629992][  T508]  ? find_held_lock+0x2b/0x80
[   48.630185][  T508]  netdev_master_upper_dev_link+0x86/0xb0
[   48.630367][  T508]  ? netdev_upper_dev_link+0xb0/0xb0
[   48.630548][  T508]  ? lockdep_rtnl_is_held+0x1a/0x20
[   48.630728][  T508]  ? hsr_port_get_hsr+0x9c/0x150
[   48.630915][  T508]  hsr_add_port+0x4eb/0xb60
[   48.631127][  T508]  ? hsr_port_exists+0x60/0x60
[   48.631312][  T508]  ? timer_init_key+0x10d/0x280
[   48.631497][  T508]  hsr_dev_finalize+0x727/0xc00
[   48.631681][  T508]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.631863][  T508]  hsr_newlink+0x3b0/0x980
[   48.632056][  T508]  ? hsr_dellink+0x90/0x90
[   48.632254][  T508]  ? rtnl_create_link+0x169/0xf20
[   48.632437][  T508]  ? nla_strscpy+0xe3/0x180
[   48.632626][  T508]  rtnl_newlink_create+0x2da/0x780
[   48.632810][  T508]  ? rtnl_create_link+0xf20/0xf20
[   48.632997][  T508]  ? __dev_get_by_name+0x12/0x50
[   48.633193][  T508]  ? rtnl_dev_get+0xd7/0x170
[   48.633380][  T508]  __rtnl_newlink+0x22b/0xa50
[   48.633566][  T508]  rtnl_newlink+0x8d1/0xea0
[   48.633752][  T508]  ? lock_acquire.part.0+0xbc/0x260
[   48.633935][  T508]  ? __rtnl_newlink+0xa50/0xa50
[   48.634143][  T508]  ? mark_usage+0x61/0x170
[   48.634331][  T508]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.634516][  T508]  ? __rtnl_newlink+0xa50/0xa50
[   48.634701][  T508]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.634883][  T508]  ? validate_chain+0x38b/0xc20
[   48.635075][  T508]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.635274][  T508]  ? __lock_acquire+0x508/0xc10
[   48.635485][  T508]  ? lock_acquire.part.0+0xbc/0x260
[   48.635671][  T508]  ? find_held_lock+0x2b/0x80
[   48.635857][  T508]  netlink_rcv_skb+0x14e/0x3a0
[   48.636048][  T508]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.636291][  T508]  ? netlink_ack+0xcd0/0xcd0
[   48.636552][  T508]  ? netlink_deliver_tap+0xc5/0x330
[   48.636806][  T508]  ? netlink_deliver_tap+0x13c/0x330
[   48.637076][  T508]  netlink_unicast+0x486/0x750
[   48.637353][  T508]  ? netlink_attachskb+0x810/0x810
[   48.637603][  T508]  ? __lock_acquire+0x508/0xc10
[   48.637813][  T508]  netlink_sendmsg+0x735/0xc60
[   48.638003][  T508]  ? netlink_unicast+0x750/0x750
[   48.638203][  T508]  ? __might_fault+0x97/0x140
[   48.638389][  T508]  ____sys_sendmsg+0x419/0x850
[   48.638571][  T508]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.638753][  T508]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.638969][  T508]  ? move_addr_to_kernel+0x40/0x40
[   48.639174][  T508]  ? stack_depot_save_flags+0x367/0x770
[   48.639358][  T508]  ? validate_chain+0x38b/0xc20
[   48.639540][  T508]  ___sys_sendmsg+0x14e/0x1d0
[   48.639725][  T508]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.639942][  T508]  ? copy_msghdr_from_user+0x460/0x460
[   48.640161][  T508]  __sys_sendmsg+0x145/0x1f0
[   48.640344][  T508]  ? __sys_sendmsg_sock+0x20/0x20
[   48.640527][  T508]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.640742][  T508]  ? do_raw_spin_unlock+0x59/0x250
[   48.640924][  T508]  ? rcu_is_watching+0x15/0xd0
[   48.641128][  T508]  do_syscall_64+0x117/0xfc0
[   48.641311][  T508]  ? trace_hardirqs_off+0xd/0x30
[   48.641494][  T508]  ? exc_page_fault+0xee/0x100
[   48.641680][  T508]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.641893][  T508] RIP: 0033:0x7f379940f08e
[   48.642088][  T508] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.642619][  T508] RSP: 002b:00007ffd395565e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.642871][  T508] RAX: ffffffffffffffda RBX: 00007ffd39556d90 RCX: 00007f379940f08e
[   48.643139][  T508] RDX: 0000000000000000 RSI: 00007ffd39556690 RDI: 0000000000000005
[   48.643385][  T508] RBP: 00007ffd395565f0 R08: 0000000000000000 R09: 0000000000000000
[   48.643631][  T508] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   48.643878][  T508] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd39556d60
[   48.644144][  T508]  </TASK>
[   48.644292][  T508] irq event stamp: 42215
[   48.644439][  T508] hardirqs last  enabled at (42225): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.644720][  T508] hardirqs last disabled at (42234): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.645009][  T508] softirqs last  enabled at (41208): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.645306][  T508] softirqs last disabled at (41206): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.645585][  T508] ---[ end trace 0000000000000000 ]---
[   48.645993][  T508] ------------[ cut here ]------------
[   48.646178][  T508] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/508
[   48.646456][  T508] CPU: 2 UID: 0 PID: 508 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.646764][  T508] Tainted: [W]=WARN
[   48.646909][  T508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.647139][  T508] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.647356][  T508] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.647962][  T508] RSP: 0018:ffa00000015571a0 EFLAGS: 00010286
[   48.648195][  T508] RAX: 00000000ffffffa6 RBX: ff11000010116040 RCX: 1ff40000002aadfa
[   48.648523][  T508] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101160f8
[   48.648767][  T508] RBP: ff11000015fa1000 R08: 1fe2200002022c20 R09: ff11000015ccd180
[   48.649021][  T508] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.649277][  T508] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   48.649520][  T508] FS:  00007f37991d5840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   48.649884][  T508] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.650119][  T508] CR2: 00007f54dbe18574 CR3: 00000000159f3001 CR4: 0000000000771ef0
[   48.650365][  T508] PKRU: 55555554
[   48.650509][  T508] Call Trace:
[   48.650742][  T508]  <TASK>
[   48.650855][  T508]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   48.651046][  T508]  rtmsg_ifinfo+0x5c/0xb0
[   48.651209][  T508]  __dev_notify_flags+0x1b8/0x280
[   48.651387][  T508]  ? netif_change_name+0x8c0/0x8c0
[   48.651651][  T508]  ? hsr_dev_finalize+0x925/0xc00
[   48.651831][  T508]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.652015][  T508]  ? hsr_newlink+0x3b0/0x980
[   48.652207][  T508]  ? hsr_dellink+0x90/0x90
[   48.652474][  T508]  rtnl_configure_link+0x1ac/0x390
[   48.652657][  T508]  ? nla_strscpy+0xe3/0x180
[   48.652835][  T508]  rtnl_newlink_create+0x353/0x780
[   48.653022][  T508]  ? rtnl_create_link+0xf20/0xf20
[   48.653299][  T508]  ? __dev_get_by_name+0x12/0x50
[   48.653476][  T508]  ? rtnl_dev_get+0xd7/0x170
[   48.653659][  T508]  __rtnl_newlink+0x22b/0xa50
[   48.653841][  T508]  rtnl_newlink+0x8d1/0xea0
[   48.654130][  T508]  ? lock_acquire.part.0+0xbc/0x260
[   48.654313][  T508]  ? __rtnl_newlink+0xa50/0xa50
[   48.654488][  T508]  ? mark_usage+0x61/0x170
[   48.654670][  T508]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.654946][  T508]  ? __rtnl_newlink+0xa50/0xa50
[   48.655151][  T508]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.655328][  T508]  ? validate_chain+0x38b/0xc20
[   48.655502][  T508]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.655766][  T508]  ? __lock_acquire+0x508/0xc10
[   48.655950][  T508]  ? lock_acquire.part.0+0xbc/0x260
[   48.656150][  T508]  ? find_held_lock+0x2b/0x80
[   48.656330][  T508]  netlink_rcv_skb+0x14e/0x3a0
[   48.656596][  T508]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.656773][  T508]  ? netlink_ack+0xcd0/0xcd0
[   48.656952][  T508]  ? netlink_deliver_tap+0xc5/0x330
[   48.657148][  T508]  ? netlink_deliver_tap+0x13c/0x330
[   48.657418][  T508]  netlink_unicast+0x486/0x750
[   48.657596][  T508]  ? netlink_attachskb+0x810/0x810
[   48.657775][  T508]  ? __lock_acquire+0x508/0xc10
[   48.657953][  T508]  netlink_sendmsg+0x735/0xc60
[   48.658242][  T508]  ? netlink_unicast+0x750/0x750
[   48.658424][  T508]  ? __might_fault+0x97/0x140
[   48.658605][  T508]  ____sys_sendmsg+0x419/0x850
[   48.658782][  T508]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.659071][  T508]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.659298][  T508]  ? move_addr_to_kernel+0x40/0x40
[   48.659477][  T508]  ? stack_depot_save_flags+0x367/0x770
[   48.659655][  T508]  ? validate_chain+0x38b/0xc20
[   48.659922][  T508]  ___sys_sendmsg+0x14e/0x1d0
[   48.660127][  T508]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.660337][  T508]  ? copy_msghdr_from_user+0x460/0x460
[   48.660616][  T508]  __sys_sendmsg+0x145/0x1f0
[   48.660798][  T508]  ? __sys_sendmsg_sock+0x20/0x20
[   48.660977][  T508]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.661212][  T508]  ? do_raw_spin_unlock+0x59/0x250
[   48.661481][  T508]  ? rcu_is_watching+0x15/0xd0
[   48.661660][  T508]  do_syscall_64+0x117/0xfc0
[   48.661838][  T508]  ? trace_hardirqs_off+0xd/0x30
[   48.662027][  T508]  ? exc_page_fault+0xee/0x100
[   48.662218][  T508]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.662426][  T508] RIP: 0033:0x7f379940f08e
[   48.662610][  T508] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.663233][  T508] RSP: 002b:00007ffd395565e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.663475][  T508] RAX: ffffffffffffffda RBX: 00007ffd39556d90 RCX: 00007f379940f08e
[   48.663806][  T508] RDX: 0000000000000000 RSI: 00007ffd39556690 RDI: 0000000000000005
[   48.664056][  T508] RBP: 00007ffd395565f0 R08: 0000000000000000 R09: 0000000000000000
[   48.664398][  T508] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c693
[   48.664644][  T508] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd39556d60
[   48.664889][  T508]  </TASK>
[   48.665043][  T508] irq event stamp: 43257
[   48.665291][  T508] hardirqs last  enabled at (43269): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.665569][  T508] hardirqs last disabled at (43278): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.665933][  T508] softirqs last  enabled at (43040): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   48.666228][  T508] softirqs last disabled at (43035): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   48.666500][  T508] ---[ end trace 0000000000000000 ]---
[   48.707003][  T509] vethA: entered promiscuous mode
[   48.707970][  T509] ------------[ cut here ]------------
[   48.708204][  T509] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/509
[   48.708587][  T509] CPU: 0 UID: 0 PID: 509 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.709029][  T509] Tainted: [W]=WARN
[   48.709203][  T509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.709474][  T509] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.709758][  T509] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.710546][  T509] RSP: 0018:ffa0000001406fb0 EFLAGS: 00010286
[   48.710820][  T509] RAX: 00000000ffffffa6 RBX: ff11000015a88580 RCX: 1ff4000000280dbc
[   48.711153][  T509] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a88638
[   48.711481][  T509] RBP: ff110000024b1000 R08: 1fe2200002b510c8 R09: ff11000015b42e80
[   48.711804][  T509] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   48.712139][  T509] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000024b1000
[   48.712465][  T509] FS:  00007f776ebb8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   48.712845][  T509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.713131][  T509] CR2: 000000001e6f59e8 CR3: 0000000004c4c004 CR4: 0000000000771ef0
[   48.713454][  T509] PKRU: 55555554
[   48.713616][  T509] Call Trace:
[   48.713777][  T509]  <TASK>
[   48.713891][  T509]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   48.714124][  T509]  ? netlink_sendmsg+0x735/0xc60
[   48.714346][  T509]  rtmsg_ifinfo+0x5c/0xb0
[   48.714514][  T509]  __dev_notify_flags+0x1b8/0x280
[   48.714731][  T509]  ? netdev_info+0xe2/0x116
[   48.714949][  T509]  ? netdev_notice+0x120/0x120
[   48.715179][  T509]  ? netif_change_name+0x8c0/0x8c0
[   48.715401][  T509]  __dev_set_promiscuity+0x194/0x230
[   48.715620][  T509]  netif_set_promiscuity+0x4c/0xc0
[   48.715841][  T509]  dev_set_promiscuity+0x9d/0x150
[   48.716062][  T509]  hsr_add_port+0x48c/0xb60
[   48.716290][  T509]  ? hsr_port_exists+0x60/0x60
[   48.716508][  T509]  ? timer_init_key+0x10d/0x280
[   48.716729][  T509]  hsr_dev_finalize+0x6e8/0xc00
[   48.716948][  T509]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.717179][  T509]  hsr_newlink+0x3b0/0x980
[   48.717397][  T509]  ? hsr_dellink+0x90/0x90
[   48.717616][  T509]  ? rtnl_create_link+0x169/0xf20
[   48.717834][  T509]  ? nla_strscpy+0xe3/0x180
[   48.718059][  T509]  rtnl_newlink_create+0x2da/0x780
[   48.718286][  T509]  ? rtnl_create_link+0xf20/0xf20
[   48.718506][  T509]  ? __dev_get_by_name+0x12/0x50
[   48.718724][  T509]  ? rtnl_dev_get+0xd7/0x170
[   48.718949][  T509]  __rtnl_newlink+0x22b/0xa50
[   48.719184][  T509]  rtnl_newlink+0x8d1/0xea0
[   48.719407][  T509]  ? lock_acquire.part.0+0xbc/0x260
[   48.719627][  T509]  ? __rtnl_newlink+0xa50/0xa50
[   48.719845][  T509]  ? mark_usage+0x61/0x170
[   48.720071][  T509]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.720300][  T509]  ? __rtnl_newlink+0xa50/0xa50
[   48.720517][  T509]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.720733][  T509]  ? validate_chain+0x38b/0xc20
[   48.720949][  T509]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.721178][  T509]  ? __lock_acquire+0x508/0xc10
[   48.721399][  T509]  ? lock_acquire.part.0+0xbc/0x260
[   48.721614][  T509]  ? find_held_lock+0x2b/0x80
[   48.721830][  T509]  netlink_rcv_skb+0x14e/0x3a0
[   48.722050][  T509]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.722278][  T509]  ? netlink_ack+0xcd0/0xcd0
[   48.722499][  T509]  ? netlink_deliver_tap+0xc5/0x330
[   48.722715][  T509]  ? netlink_deliver_tap+0x13c/0x330
[   48.722936][  T509]  netlink_unicast+0x486/0x750
[   48.723169][  T509]  ? netlink_attachskb+0x810/0x810
[   48.723384][  T509]  ? __lock_acquire+0x508/0xc10
[   48.723600][  T509]  netlink_sendmsg+0x735/0xc60
[   48.723816][  T509]  ? netlink_unicast+0x750/0x750
[   48.724037][  T509]  ? __might_fault+0x97/0x140
[   48.724267][  T509]  ____sys_sendmsg+0x419/0x850
[   48.724486][  T509]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.724702][  T509]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.724967][  T509]  ? move_addr_to_kernel+0x40/0x40
[   48.725198][  T509]  ? stack_depot_save_flags+0x367/0x770
[   48.725415][  T509]  ? validate_chain+0x38b/0xc20
[   48.725634][  T509]  ___sys_sendmsg+0x14e/0x1d0
[   48.725850][  T509]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.726136][  T509]  ? copy_msghdr_from_user+0x460/0x460
[   48.726373][  T509]  __sys_sendmsg+0x145/0x1f0
[   48.726594][  T509]  ? __sys_sendmsg_sock+0x20/0x20
[   48.726816][  T509]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.727109][  T509]  ? do_raw_spin_unlock+0x59/0x250
[   48.727332][  T509]  ? rcu_is_watching+0x15/0xd0
[   48.727554][  T509]  do_syscall_64+0x117/0xfc0
[   48.727778][  T509]  ? trace_hardirqs_off+0xd/0x30
[   48.728000][  T509]  ? exc_page_fault+0xee/0x100
[   48.728222][  T509]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.728489][  T509] RIP: 0033:0x7f776edf208e
[   48.728717][  T509] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.729505][  T509] RSP: 002b:00007ffd371aabc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.729833][  T509] RAX: ffffffffffffffda RBX: 00007ffd371ab370 RCX: 00007f776edf208e
[   48.730177][  T509] RDX: 0000000000000000 RSI: 00007ffd371aac70 RDI: 0000000000000005
[   48.730505][  T509] RBP: 00007ffd371aabd0 R08: 0000000000000000 R09: 0000000000000000
[   48.730835][  T509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   48.731176][  T509] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd371ab340
[   48.731512][  T509]  </TASK>
[   48.731677][  T509] irq event stamp: 18503
[   48.731841][  T509] hardirqs last  enabled at (18511): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.732233][  T509] hardirqs last disabled at (18520): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.732612][  T509] softirqs last  enabled at (17684): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.732995][  T509] softirqs last disabled at (17682): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.733380][  T509] ---[ end trace 0000000000000000 ]---
[   48.734024][  T509] ------------[ cut here ]------------
[   48.734243][  T509] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/509
[   48.734610][  T509] CPU: 0 UID: 0 PID: 509 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.735034][  T509] Tainted: [W]=WARN
[   48.735203][  T509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.735468][  T509] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.735743][  T509] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.736509][  T509] RSP: 0018:ffa0000001406f90 EFLAGS: 00010286
[   48.736773][  T509] RAX: 00000000ffffffa6 RBX: ff11000011ffe200 RCX: 1ff4000000280db8
[   48.737115][  T509] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ffe2b8
[   48.737433][  T509] RBP: ff110000024b1000 R08: 1fe22000023ffc58 R09: ff11000015b42e80
[   48.737749][  T509] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   48.738068][  T509] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   48.738401][  T509] FS:  00007f776ebb8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   48.738772][  T509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.739042][  T509] CR2: 000000001e6f59e8 CR3: 0000000004c4c004 CR4: 0000000000771ef0
[   48.739369][  T509] PKRU: 55555554
[   48.739528][  T509] Call Trace:
[   48.739691][  T509]  <TASK>
[   48.739800][  T509]  ? rcu_is_watching+0x15/0xd0
[   48.740015][  T509]  rtnetlink_event+0xe0/0x1f0
[   48.740236][  T509]  notifier_call_chain+0xb0/0x320
[   48.740449][  T509]  __netdev_upper_dev_link+0x3a5/0x590
[   48.740661][  T509]  ? netdev_wait_allrefs_any+0x570/0x570
[   48.740874][  T509]  ? do_raw_spin_lock+0x131/0x280
[   48.741086][  T509]  ? find_held_lock+0x2b/0x80
[   48.741312][  T509]  netdev_master_upper_dev_link+0x86/0xb0
[   48.741522][  T509]  ? netdev_upper_dev_link+0xb0/0xb0
[   48.741731][  T509]  ? lockdep_rtnl_is_held+0x1a/0x20
[   48.741940][  T509]  ? hsr_port_get_hsr+0x9c/0x150
[   48.742162][  T509]  hsr_add_port+0x4eb/0xb60
[   48.742374][  T509]  ? hsr_port_exists+0x60/0x60
[   48.742585][  T509]  ? timer_init_key+0x10d/0x280
[   48.742800][  T509]  hsr_dev_finalize+0x6e8/0xc00
[   48.743023][  T509]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.743242][  T509]  hsr_newlink+0x3b0/0x980
[   48.743456][  T509]  ? hsr_dellink+0x90/0x90
[   48.743665][  T509]  ? rtnl_create_link+0x169/0xf20
[   48.743878][  T509]  ? nla_strscpy+0xe3/0x180
[   48.744091][  T509]  rtnl_newlink_create+0x2da/0x780
[   48.744305][  T509]  ? rtnl_create_link+0xf20/0xf20
[   48.744517][  T509]  ? __dev_get_by_name+0x12/0x50
[   48.744729][  T509]  ? rtnl_dev_get+0xd7/0x170
[   48.744949][  T509]  __rtnl_newlink+0x22b/0xa50
[   48.745234][  T509]  rtnl_newlink+0x8d1/0xea0
[   48.745453][  T509]  ? lock_acquire.part.0+0xbc/0x260
[   48.745664][  T509]  ? __rtnl_newlink+0xa50/0xa50
[   48.745875][  T509]  ? mark_usage+0x61/0x170
[   48.746107][  T509]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.746327][  T509]  ? __rtnl_newlink+0xa50/0xa50
[   48.746538][  T509]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.746750][  T509]  ? validate_chain+0x38b/0xc20
[   48.746961][  T509]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.747188][  T509]  ? __lock_acquire+0x508/0xc10
[   48.747405][  T509]  ? lock_acquire.part.0+0xbc/0x260
[   48.747618][  T509]  ? find_held_lock+0x2b/0x80
[   48.747833][  T509]  netlink_rcv_skb+0x14e/0x3a0
[   48.748054][  T509]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.748275][  T509]  ? netlink_ack+0xcd0/0xcd0
[   48.748491][  T509]  ? netlink_deliver_tap+0xc5/0x330
[   48.748704][  T509]  ? netlink_deliver_tap+0x13c/0x330
[   48.748920][  T509]  netlink_unicast+0x486/0x750
[   48.749150][  T509]  ? netlink_attachskb+0x810/0x810
[   48.749361][  T509]  ? __lock_acquire+0x508/0xc10
[   48.749580][  T509]  netlink_sendmsg+0x735/0xc60
[   48.749794][  T509]  ? netlink_unicast+0x750/0x750
[   48.750009][  T509]  ? __might_fault+0x97/0x140
[   48.750235][  T509]  ____sys_sendmsg+0x419/0x850
[   48.750449][  T509]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.750662][  T509]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.750927][  T509]  ? move_addr_to_kernel+0x40/0x40
[   48.751156][  T509]  ? stack_depot_save_flags+0x367/0x770
[   48.751374][  T509]  ? validate_chain+0x38b/0xc20
[   48.751589][  T509]  ___sys_sendmsg+0x14e/0x1d0
[   48.751805][  T509]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.752077][  T509]  ? copy_msghdr_from_user+0x460/0x460
[   48.752321][  T509]  __sys_sendmsg+0x145/0x1f0
[   48.752537][  T509]  ? __sys_sendmsg_sock+0x20/0x20
[   48.752748][  T509]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.753024][  T509]  ? do_raw_spin_unlock+0x59/0x250
[   48.753246][  T509]  ? rcu_is_watching+0x15/0xd0
[   48.753456][  T509]  do_syscall_64+0x117/0xfc0
[   48.753663][  T509]  ? trace_hardirqs_off+0xd/0x30
[   48.753875][  T509]  ? exc_page_fault+0xee/0x100
[   48.754092][  T509]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.754365][  T509] RIP: 0033:0x7f776edf208e
[   48.754590][  T509] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.755364][  T509] RSP: 002b:00007ffd371aabc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.755687][  T509] RAX: ffffffffffffffda RBX: 00007ffd371ab370 RCX: 00007f776edf208e
[   48.756015][  T509] RDX: 0000000000000000 RSI: 00007ffd371aac70 RDI: 0000000000000005
[   48.756341][  T509] RBP: 00007ffd371aabd0 R08: 0000000000000000 R09: 0000000000000000
[   48.756657][  T509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   48.756966][  T509] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd371ab340
[   48.757301][  T509]  </TASK>
[   48.757460][  T509] irq event stamp: 19485
[   48.757620][  T509] hardirqs last  enabled at (19493): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.757995][  T509] hardirqs last disabled at (19500): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.758372][  T509] softirqs last  enabled at (18656): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.758742][  T509] softirqs last disabled at (18654): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.759123][  T509] ---[ end trace 0000000000000000 ]---
[   48.759494][  T509] ------------[ cut here ]------------
[   48.759707][  T509] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/509
[   48.760066][  T509] CPU: 0 UID: 0 PID: 509 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.760504][  T509] Tainted: [W]=WARN
[   48.760663][  T509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.760928][  T509] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.761219][  T509] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.761990][  T509] RSP: 0018:ffa0000001406f10 EFLAGS: 00010286
[   48.762273][  T509] RAX: 00000000ffffffa6 RBX: ff11000011fff1c0 RCX: 1ff4000000280da8
[   48.762592][  T509] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011fff278
[   48.762911][  T509] RBP: ff110000138a4000 R08: 1fe22000023ffe50 R09: ff11000015b42e80
[   48.763246][  T509] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   48.763567][  T509] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   48.763889][  T509] FS:  00007f776ebb8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   48.764277][  T509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.764551][  T509] CR2: 000000001e6f59e8 CR3: 0000000004c4c004 CR4: 0000000000771ef0
[   48.764875][  T509] PKRU: 55555554
[   48.765042][  T509] Call Trace:
[   48.765211][  T509]  <TASK>
[   48.765323][  T509]  ? rcu_is_watching+0x15/0xd0
[   48.765534][  T509]  rtnetlink_event+0xe0/0x1f0
[   48.765746][  T509]  notifier_call_chain+0xb0/0x320
[   48.765965][  T509]  netif_set_mtu_ext+0x354/0x5f0
[   48.766196][  T509]  ? dev_validate_mtu+0x180/0x180
[   48.766417][  T509]  ? __netdev_update_features+0x4b0/0xdf0
[   48.766637][  T509]  netif_set_mtu+0x85/0xe0
[   48.766852][  T509]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   48.767080][  T509]  dev_set_mtu+0x9d/0x150
[   48.767249][  T509]  ? dev_disable_lro+0x95/0x140
[   48.767461][  T509]  hsr_add_port+0x6e3/0xb60
[   48.767674][  T509]  ? hsr_port_exists+0x60/0x60
[   48.767897][  T509]  ? timer_init_key+0x10d/0x280
[   48.768127][  T509]  hsr_dev_finalize+0x6e8/0xc00
[   48.768344][  T509]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.768558][  T509]  hsr_newlink+0x3b0/0x980
[   48.768775][  T509]  ? hsr_dellink+0x90/0x90
[   48.768992][  T509]  ? rtnl_create_link+0x169/0xf20
[   48.769213][  T509]  ? nla_strscpy+0xe3/0x180
[   48.769431][  T509]  rtnl_newlink_create+0x2da/0x780
[   48.769651][  T509]  ? rtnl_create_link+0xf20/0xf20
[   48.769866][  T509]  ? __dev_get_by_name+0x12/0x50
[   48.770083][  T509]  ? rtnl_dev_get+0xd7/0x170
[   48.770318][  T509]  __rtnl_newlink+0x22b/0xa50
[   48.770536][  T509]  rtnl_newlink+0x8d1/0xea0
[   48.770751][  T509]  ? lock_acquire.part.0+0xbc/0x260
[   48.770966][  T509]  ? __rtnl_newlink+0xa50/0xa50
[   48.771195][  T509]  ? mark_usage+0x61/0x170
[   48.771417][  T509]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.771631][  T509]  ? __rtnl_newlink+0xa50/0xa50
[   48.771843][  T509]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.772058][  T509]  ? validate_chain+0x38b/0xc20
[   48.772279][  T509]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.772487][  T509]  ? __lock_acquire+0x508/0xc10
[   48.772699][  T509]  ? lock_acquire.part.0+0xbc/0x260
[   48.772905][  T509]  ? find_held_lock+0x2b/0x80
[   48.773129][  T509]  netlink_rcv_skb+0x14e/0x3a0
[   48.773342][  T509]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.773554][  T509]  ? netlink_ack+0xcd0/0xcd0
[   48.773773][  T509]  ? netlink_deliver_tap+0xc5/0x330
[   48.773989][  T509]  ? netlink_deliver_tap+0x13c/0x330
[   48.774215][  T509]  netlink_unicast+0x486/0x750
[   48.774431][  T509]  ? netlink_attachskb+0x810/0x810
[   48.774645][  T509]  ? __lock_acquire+0x508/0xc10
[   48.774861][  T509]  netlink_sendmsg+0x735/0xc60
[   48.775078][  T509]  ? netlink_unicast+0x750/0x750
[   48.775302][  T509]  ? __might_fault+0x97/0x140
[   48.775517][  T509]  ____sys_sendmsg+0x419/0x850
[   48.775718][  T509]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.775932][  T509]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.776213][  T509]  ? move_addr_to_kernel+0x40/0x40
[   48.776432][  T509]  ? stack_depot_save_flags+0x367/0x770
[   48.776646][  T509]  ? validate_chain+0x38b/0xc20
[   48.776864][  T509]  ___sys_sendmsg+0x14e/0x1d0
[   48.777086][  T509]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.777362][  T509]  ? copy_msghdr_from_user+0x460/0x460
[   48.777595][  T509]  __sys_sendmsg+0x145/0x1f0
[   48.777808][  T509]  ? __sys_sendmsg_sock+0x20/0x20
[   48.778025][  T509]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.778299][  T509]  ? do_raw_spin_unlock+0x59/0x250
[   48.778513][  T509]  ? rcu_is_watching+0x15/0xd0
[   48.778727][  T509]  do_syscall_64+0x117/0xfc0
[   48.778944][  T509]  ? trace_hardirqs_off+0xd/0x30
[   48.779175][  T509]  ? exc_page_fault+0xee/0x100
[   48.779390][  T509]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.779658][  T509] RIP: 0033:0x7f776edf208e
[   48.779883][  T509] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.780663][  T509] RSP: 002b:00007ffd371aabc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.780994][  T509] RAX: ffffffffffffffda RBX: 00007ffd371ab370 RCX: 00007f776edf208e
[   48.781324][  T509] RDX: 0000000000000000 RSI: 00007ffd371aac70 RDI: 0000000000000005
[   48.781643][  T509] RBP: 00007ffd371aabd0 R08: 0000000000000000 R09: 0000000000000000
[   48.781963][  T509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   48.782299][  T509] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd371ab340
[   48.782652][  T509]  </TASK>
[   48.782814][  T509] irq event stamp: 20387
[   48.782975][  T509] hardirqs last  enabled at (20395): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.783358][  T509] hardirqs last disabled at (20404): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.783726][  T509] softirqs last  enabled at (19570): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.784114][  T509] softirqs last disabled at (19568): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.784484][  T509] ---[ end trace 0000000000000000 ]---
[   48.784784][  T509] vethB: entered promiscuous mode
[   48.785163][  T509] ------------[ cut here ]------------
[   48.785380][  T509] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/509
[   48.785756][  T509] CPU: 0 UID: 0 PID: 509 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.787427][  T509] Tainted: [W]=WARN
[   48.787597][  T509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.787868][  T509] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.788163][  T509] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.788922][  T509] RSP: 0018:ffa0000001406fb0 EFLAGS: 00010286
[   48.789209][  T509] RAX: 00000000ffffffa6 RBX: ff11000011fff700 RCX: 1ff4000000280dbc
[   48.789533][  T509] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011fff7b8
[   48.789861][  T509] RBP: ff11000010f61000 R08: 1fe22000023ffef8 R09: ff11000015b42e80
[   48.790182][  T509] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   48.790476][  T509] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f61000
[   48.790795][  T509] FS:  00007f776ebb8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   48.791189][  T509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.791461][  T509] CR2: 000000001e6f59e8 CR3: 0000000004c4c004 CR4: 0000000000771ef0
[   48.791785][  T509] PKRU: 55555554
[   48.791947][  T509] Call Trace:
[   48.792121][  T509]  <TASK>
[   48.792234][  T509]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   48.792453][  T509]  ? netlink_sendmsg+0x735/0xc60
[   48.792673][  T509]  rtmsg_ifinfo+0x5c/0xb0
[   48.792837][  T509]  __dev_notify_flags+0x1b8/0x280
[   48.793060][  T509]  ? netdev_info+0xe2/0x116
[   48.793289][  T509]  ? netdev_notice+0x120/0x120
[   48.793505][  T509]  ? netif_change_name+0x8c0/0x8c0
[   48.793729][  T509]  __dev_set_promiscuity+0x194/0x230
[   48.793949][  T509]  netif_set_promiscuity+0x4c/0xc0
[   48.794181][  T509]  dev_set_promiscuity+0x9d/0x150
[   48.794397][  T509]  hsr_add_port+0x48c/0xb60
[   48.794615][  T509]  ? hsr_port_exists+0x60/0x60
[   48.794831][  T509]  ? timer_init_key+0x10d/0x280
[   48.795055][  T509]  hsr_dev_finalize+0x727/0xc00
[   48.795288][  T509]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.795505][  T509]  hsr_newlink+0x3b0/0x980
[   48.795724][  T509]  ? hsr_dellink+0x90/0x90
[   48.795944][  T509]  ? rtnl_create_link+0x169/0xf20
[   48.796170][  T509]  ? nla_strscpy+0xe3/0x180
[   48.796387][  T509]  rtnl_newlink_create+0x2da/0x780
[   48.796603][  T509]  ? rtnl_create_link+0xf20/0xf20
[   48.796819][  T509]  ? __dev_get_by_name+0x12/0x50
[   48.797043][  T509]  ? rtnl_dev_get+0xd7/0x170
[   48.797278][  T509]  __rtnl_newlink+0x22b/0xa50
[   48.797502][  T509]  rtnl_newlink+0x8d1/0xea0
[   48.797726][  T509]  ? lock_acquire.part.0+0xbc/0x260
[   48.797946][  T509]  ? __rtnl_newlink+0xa50/0xa50
[   48.798178][  T509]  ? mark_usage+0x61/0x170
[   48.798401][  T509]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.798615][  T509]  ? __rtnl_newlink+0xa50/0xa50
[   48.798828][  T509]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.799045][  T509]  ? validate_chain+0x38b/0xc20
[   48.799271][  T509]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.799488][  T509]  ? __lock_acquire+0x508/0xc10
[   48.799707][  T509]  ? lock_acquire.part.0+0xbc/0x260
[   48.799921][  T509]  ? find_held_lock+0x2b/0x80
[   48.800154][  T509]  netlink_rcv_skb+0x14e/0x3a0
[   48.800370][  T509]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.800586][  T509]  ? netlink_ack+0xcd0/0xcd0
[   48.800808][  T509]  ? netlink_deliver_tap+0xc5/0x330
[   48.801029][  T509]  ? netlink_deliver_tap+0x13c/0x330
[   48.801260][  T509]  netlink_unicast+0x486/0x750
[   48.801481][  T509]  ? netlink_attachskb+0x810/0x810
[   48.801699][  T509]  ? __lock_acquire+0x508/0xc10
[   48.801919][  T509]  netlink_sendmsg+0x735/0xc60
[   48.802150][  T509]  ? netlink_unicast+0x750/0x750
[   48.802367][  T509]  ? __might_fault+0x97/0x140
[   48.802585][  T509]  ____sys_sendmsg+0x419/0x850
[   48.802803][  T509]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.803026][  T509]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.803306][  T509]  ? move_addr_to_kernel+0x40/0x40
[   48.803525][  T509]  ? stack_depot_save_flags+0x367/0x770
[   48.803746][  T509]  ? validate_chain+0x38b/0xc20
[   48.803972][  T509]  ___sys_sendmsg+0x14e/0x1d0
[   48.804201][  T509]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.804467][  T509]  ? copy_msghdr_from_user+0x460/0x460
[   48.804700][  T509]  __sys_sendmsg+0x145/0x1f0
[   48.804913][  T509]  ? __sys_sendmsg_sock+0x20/0x20
[   48.805132][  T509]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.805406][  T509]  ? do_raw_spin_unlock+0x59/0x250
[   48.805623][  T509]  ? rcu_is_watching+0x15/0xd0
[   48.805840][  T509]  do_syscall_64+0x117/0xfc0
[   48.806069][  T509]  ? trace_hardirqs_off+0xd/0x30
[   48.806298][  T509]  ? exc_page_fault+0xee/0x100
[   48.806514][  T509]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.806780][  T509] RIP: 0033:0x7f776edf208e
[   48.807006][  T509] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.807789][  T509] RSP: 002b:00007ffd371aabc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.808129][  T509] RAX: ffffffffffffffda RBX: 00007ffd371ab370 RCX: 00007f776edf208e
[   48.808450][  T509] RDX: 0000000000000000 RSI: 00007ffd371aac70 RDI: 0000000000000005
[   48.808774][  T509] RBP: 00007ffd371aabd0 R08: 0000000000000000 R09: 0000000000000000
[   48.809117][  T509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   48.809440][  T509] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd371ab340
[   48.809769][  T509]  </TASK>
[   48.809933][  T509] irq event stamp: 22403
[   48.810110][  T509] hardirqs last  enabled at (22413): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.810487][  T509] hardirqs last disabled at (22420): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.810858][  T509] softirqs last  enabled at (21624): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   48.811248][  T509] softirqs last disabled at (20557): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   48.811620][  T509] ---[ end trace 0000000000000000 ]---
[   48.819924][  T509] ------------[ cut here ]------------
[   48.820155][  T509] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/509
[   48.820520][  T509] CPU: 0 UID: 0 PID: 509 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.820942][  T509] Tainted: [W]=WARN
[   48.821118][  T509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.821389][  T509] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.821659][  T509] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.822413][  T509] RSP: 0018:ffa0000001406f90 EFLAGS: 00010286
[   48.822681][  T509] RAX: 00000000ffffffa6 RBX: ff11000011ffe040 RCX: 1ff4000000280db8
[   48.823006][  T509] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ffe0f8
[   48.823333][  T509] RBP: ff11000010f61000 R08: 1fe22000023ffc20 R09: ff11000015b42e80
[   48.823649][  T509] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   48.823970][  T509] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   48.824304][  T509] FS:  00007f776ebb8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   48.824676][  T509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.824947][  T509] CR2: 000000001e6f59e8 CR3: 0000000004c4c004 CR4: 0000000000771ef0
[   48.825276][  T509] PKRU: 55555554
[   48.825433][  T509] Call Trace:
[   48.825591][  T509]  <TASK>
[   48.825699][  T509]  ? rcu_is_watching+0x15/0xd0
[   48.825912][  T509]  rtnetlink_event+0xe0/0x1f0
[   48.826138][  T509]  notifier_call_chain+0xb0/0x320
[   48.826353][  T509]  __netdev_upper_dev_link+0x3a5/0x590
[   48.826567][  T509]  ? netdev_wait_allrefs_any+0x570/0x570
[   48.826781][  T509]  ? do_raw_spin_lock+0x131/0x280
[   48.826996][  T509]  ? find_held_lock+0x2b/0x80
[   48.827220][  T509]  netdev_master_upper_dev_link+0x86/0xb0
[   48.827435][  T509]  ? netdev_upper_dev_link+0xb0/0xb0
[   48.827648][  T509]  ? lockdep_rtnl_is_held+0x1a/0x20
[   48.827863][  T509]  ? hsr_port_get_hsr+0x9c/0x150
[   48.828252][  T509]  hsr_add_port+0x4eb/0xb60
[   48.828464][  T509]  ? hsr_port_exists+0x60/0x60
[   48.828676][  T509]  ? timer_init_key+0x10d/0x280
[   48.828892][  T509]  hsr_dev_finalize+0x727/0xc00
[   48.829279][  T509]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.829488][  T509]  hsr_newlink+0x3b0/0x980
[   48.829698][  T509]  ? hsr_dellink+0x90/0x90
[   48.829907][  T509]  ? rtnl_create_link+0x169/0xf20
[   48.830289][  T509]  ? nla_strscpy+0xe3/0x180
[   48.830503][  T509]  rtnl_newlink_create+0x2da/0x780
[   48.830721][  T509]  ? rtnl_create_link+0xf20/0xf20
[   48.830936][  T509]  ? __dev_get_by_name+0x12/0x50
[   48.831317][  T509]  ? rtnl_dev_get+0xd7/0x170
[   48.831540][  T509]  __rtnl_newlink+0x22b/0xa50
[   48.831755][  T509]  rtnl_newlink+0x8d1/0xea0
[   48.831969][  T509]  ? lock_acquire.part.0+0xbc/0x260
[   48.832351][  T509]  ? __rtnl_newlink+0xa50/0xa50
[   48.832561][  T509]  ? mark_usage+0x61/0x170
[   48.832774][  T509]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.832990][  T509]  ? __rtnl_newlink+0xa50/0xa50
[   48.833367][  T509]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.833582][  T509]  ? validate_chain+0x38b/0xc20
[   48.833793][  T509]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.834008][  T509]  ? __lock_acquire+0x508/0xc10
[   48.834394][  T509]  ? lock_acquire.part.0+0xbc/0x260
[   48.834607][  T509]  ? find_held_lock+0x2b/0x80
[   48.834820][  T509]  netlink_rcv_skb+0x14e/0x3a0
[   48.835036][  T509]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.835413][  T509]  ? netlink_ack+0xcd0/0xcd0
[   48.835628][  T509]  ? netlink_deliver_tap+0xc5/0x330
[   48.835836][  T509]  ? netlink_deliver_tap+0x13c/0x330
[   48.836055][  T509]  netlink_unicast+0x486/0x750
[   48.836437][  T509]  ? netlink_attachskb+0x810/0x810
[   48.836645][  T509]  ? __lock_acquire+0x508/0xc10
[   48.836857][  T509]  netlink_sendmsg+0x735/0xc60
[   48.837075][  T509]  ? netlink_unicast+0x750/0x750
[   48.837293][  T509]  ? __might_fault+0x97/0x140
[   48.837478][  T509]  ____sys_sendmsg+0x419/0x850
[   48.837686][  T509]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.837899][  T509]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.838175][  T509]  ? move_addr_to_kernel+0x40/0x40
[   48.838391][  T509]  ? stack_depot_save_flags+0x367/0x770
[   48.838604][  T509]  ? validate_chain+0x38b/0xc20
[   48.838975][  T509]  ___sys_sendmsg+0x14e/0x1d0
[   48.839201][  T509]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.839463][  T509]  ? copy_msghdr_from_user+0x460/0x460
[   48.839694][  T509]  __sys_sendmsg+0x145/0x1f0
[   48.840067][  T509]  ? __sys_sendmsg_sock+0x20/0x20
[   48.840289][  T509]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.840557][  T509]  ? do_raw_spin_unlock+0x59/0x250
[   48.840772][  T509]  ? rcu_is_watching+0x15/0xd0
[   48.841156][  T509]  do_syscall_64+0x117/0xfc0
[   48.841368][  T509]  ? trace_hardirqs_off+0xd/0x30
[   48.841579][  T509]  ? exc_page_fault+0xee/0x100
[   48.841791][  T509]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.842222][  T509] RIP: 0033:0x7f776edf208e
[   48.842444][  T509] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.843369][  T509] RSP: 002b:00007ffd371aabc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.843690][  T509] RAX: ffffffffffffffda RBX: 00007ffd371ab370 RCX: 00007f776edf208e
[   48.844178][  T509] RDX: 0000000000000000 RSI: 00007ffd371aac70 RDI: 0000000000000005
[   48.844488][  T509] RBP: 00007ffd371aabd0 R08: 0000000000000000 R09: 0000000000000000
[   48.844806][  T509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   48.845297][  T509] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd371ab340
[   48.845623][  T509]  </TASK>
[   48.845781][  T509] irq event stamp: 28101
[   48.845937][  T509] hardirqs last  enabled at (28109): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.846472][  T509] hardirqs last disabled at (28118): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.846839][  T509] softirqs last  enabled at (27270): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.847369][  T509] softirqs last disabled at (27268): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.847734][  T509] ---[ end trace 0000000000000000 ]---
[   48.848695][  T509] ------------[ cut here ]------------
[   48.848899][  T509] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/509
[   48.849263][  T509] CPU: 0 UID: 0 PID: 509 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   48.849822][  T509] Tainted: [W]=WARN
[   48.849978][  T509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.850249][  T509] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   48.850669][  T509] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   48.851563][  T509] RSP: 0018:ffa00000014071a0 EFLAGS: 00010286
[   48.851819][  T509] RAX: 00000000ffffffa6 RBX: ff11000011fff380 RCX: 1ff4000000280dfa
[   48.852139][  T509] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011fff438
[   48.852587][  T509] RBP: ff110000138a4000 R08: 1fe22000023ffe88 R09: ff11000015b42e80
[   48.852898][  T509] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.853219][  T509] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   48.853679][  T509] FS:  00007f776ebb8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   48.854043][  T509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.854310][  T509] CR2: 000000001e6f59e8 CR3: 0000000004c4c004 CR4: 0000000000771ef0
[   48.854766][  T509] PKRU: 55555554
[   48.854920][  T509] Call Trace:
[   48.855079][  T509]  <TASK>
[   48.855195][  T509]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   48.855550][  T509]  rtmsg_ifinfo+0x5c/0xb0
[   48.855707][  T509]  __dev_notify_flags+0x1b8/0x280
[   48.855913][  T509]  ? netif_change_name+0x8c0/0x8c0
[   48.856138][  T509]  ? hsr_dev_finalize+0x925/0xc00
[   48.856347][  T509]  ? alloc_netdev_mqs+0xed0/0x1490
[   48.856701][  T509]  ? hsr_newlink+0x3b0/0x980
[   48.856911][  T509]  ? hsr_dellink+0x90/0x90
[   48.857129][  T509]  rtnl_configure_link+0x1ac/0x390
[   48.857331][  T509]  ? nla_strscpy+0xe3/0x180
[   48.857685][  T509]  rtnl_newlink_create+0x353/0x780
[   48.857893][  T509]  ? rtnl_create_link+0xf20/0xf20
[   48.858118][  T509]  ? __dev_get_by_name+0x12/0x50
[   48.858326][  T509]  ? rtnl_dev_get+0xd7/0x170
[   48.858690][  T509]  __rtnl_newlink+0x22b/0xa50
[   48.858902][  T509]  rtnl_newlink+0x8d1/0xea0
[   48.859124][  T509]  ? lock_acquire.part.0+0xbc/0x260
[   48.859329][  T509]  ? __rtnl_newlink+0xa50/0xa50
[   48.859685][  T509]  ? mark_usage+0x61/0x170
[   48.859899][  T509]  ? __lock_release.isra.0+0x6b/0x1a0
[   48.860122][  T509]  ? __rtnl_newlink+0xa50/0xa50
[   48.860329][  T509]  rtnetlink_rcv_msg+0x40d/0x9e0
[   48.860684][  T509]  ? validate_chain+0x38b/0xc20
[   48.860889][  T509]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.861106][  T509]  ? __lock_acquire+0x508/0xc10
[   48.861310][  T509]  ? lock_acquire.part.0+0xbc/0x260
[   48.861664][  T509]  ? find_held_lock+0x2b/0x80
[   48.861874][  T509]  netlink_rcv_skb+0x14e/0x3a0
[   48.862084][  T509]  ? rtnl_stats_set+0x3f0/0x3f0
[   48.862443][  T509]  ? netlink_ack+0xcd0/0xcd0
[   48.862654][  T509]  ? netlink_deliver_tap+0xc5/0x330
[   48.862856][  T509]  ? netlink_deliver_tap+0x13c/0x330
[   48.863070][  T509]  netlink_unicast+0x486/0x750
[   48.863432][  T509]  ? netlink_attachskb+0x810/0x810
[   48.863636][  T509]  ? __lock_acquire+0x508/0xc10
[   48.863847][  T509]  netlink_sendmsg+0x735/0xc60
[   48.864057][  T509]  ? netlink_unicast+0x750/0x750
[   48.864422][  T509]  ? __might_fault+0x97/0x140
[   48.864629][  T509]  ____sys_sendmsg+0x419/0x850
[   48.864836][  T509]  ? copy_msghdr_from_user+0x2a0/0x460
[   48.865043][  T509]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   48.865448][  T509]  ? move_addr_to_kernel+0x40/0x40
[   48.865660][  T509]  ? stack_depot_save_flags+0x367/0x770
[   48.865864][  T509]  ? validate_chain+0x38b/0xc20
[   48.866075][  T509]  ___sys_sendmsg+0x14e/0x1d0
[   48.866433][  T509]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   48.866683][  T509]  ? copy_msghdr_from_user+0x460/0x460
[   48.866896][  T509]  __sys_sendmsg+0x145/0x1f0
[   48.867112][  T509]  ? __sys_sendmsg_sock+0x20/0x20
[   48.867466][  T509]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   48.867719][  T509]  ? do_raw_spin_unlock+0x59/0x250
[   48.867917][  T509]  ? rcu_is_watching+0x15/0xd0
[   48.868133][  T509]  do_syscall_64+0x117/0xfc0
[   48.868483][  T509]  ? trace_hardirqs_off+0xd/0x30
[   48.868684][  T509]  ? exc_page_fault+0xee/0x100
[   48.868885][  T509]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   48.869297][  T509] RIP: 0033:0x7f776edf208e
[   48.869513][  T509] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   48.870409][  T509] RSP: 002b:00007ffd371aabc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.870716][  T509] RAX: ffffffffffffffda RBX: 00007ffd371ab370 RCX: 00007f776edf208e
[   48.871026][  T509] RDX: 0000000000000000 RSI: 00007ffd371aac70 RDI: 0000000000000005
[   48.871494][  T509] RBP: 00007ffd371aabd0 R08: 0000000000000000 R09: 0000000000000000
[   48.871800][  T509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   48.872121][  T509] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd371ab340
[   48.872438][  T509]  </TASK>
[   48.872592][  T509] irq event stamp: 29007
[   48.872745][  T509] hardirqs last  enabled at (29015): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   48.873261][  T509] hardirqs last disabled at (29024): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   48.873610][  T509] softirqs last  enabled at (28260): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.874125][  T509] softirqs last disabled at (28258): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   48.874478][  T509] ---[ end trace 0000000000000000 ]---
[   49.011685][  T513] ------------[ cut here ]------------
[   49.011868][  T513] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/513
[   49.012844][  T513] CPU: 3 UID: 0 PID: 513 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.013229][  T513] Tainted: [W]=WARN
[   49.013400][  T513] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.013576][  T513] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.013766][  T513] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.014373][  T513] RSP: 0018:ffa0000001597020 EFLAGS: 00010286
[   49.014550][  T513] RAX: 00000000ffffffa6 RBX: ff110000159fa200 RCX: 1ff40000002b2dca
[   49.014754][  T513] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159fa2b8
[   49.014960][  T513] RBP: ff11000015e24000 R08: 1fe2200002b3f458 R09: ff110000117a5158
[   49.015200][  T513] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   49.015407][  T513] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015e24ce1
[   49.015621][  T513] FS:  00007fb6602d2840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   49.015860][  T513] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.016045][  T513] CR2: 00007fb6605a21a0 CR3: 0000000010cd8004 CR4: 0000000000771ef0
[   49.016260][  T513] PKRU: 55555554
[   49.016369][  T513] Call Trace:
[   49.016468][  T513]  <TASK>
[   49.016538][  T513]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.016673][  T513]  rtmsg_ifinfo+0x5c/0xb0
[   49.016774][  T513]  ? mark_held_locks+0x40/0x70
[   49.016915][  T513]  __dev_notify_flags+0x1b8/0x280
[   49.017055][  T513]  ? netif_change_name+0x8c0/0x8c0
[   49.017198][  T513]  ? __dev_change_flags+0x4a4/0x660
[   49.017336][  T513]  ? netif_set_allmulti+0x250/0x250
[   49.017470][  T513]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.017603][  T513]  ? is_bpf_text_address+0x68/0x110
[   49.017737][  T513]  netif_change_flags+0xfe/0x190
[   49.017871][  T513]  do_setlink.isra.0+0x1cc3/0x2750
[   49.018010][  T513]  ? rtnl_link_get_size+0x350/0x350
[   49.018148][  T513]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   49.018317][  T513]  ? rcu_read_lock_any_held+0x3c/0x90
[   49.018453][  T513]  ? validate_chain+0x38b/0xc20
[   49.018588][  T513]  ? rcu_read_lock_any_held+0x66/0x90
[   49.018725][  T513]  ? stack_depot_save_flags+0x367/0x770
[   49.018864][  T513]  ? __lock_acquire+0x508/0xc10
[   49.019009][  T513]  ? lock_acquire.part.0+0xbc/0x260
[   49.019146][  T513]  ? rtnl_newlink+0x883/0xea0
[   49.019280][  T513]  ? rcu_is_watching+0x15/0xd0
[   49.019414][  T513]  ? lock_acquire+0x134/0x160
[   49.019555][  T513]  ? rcu_is_watching+0x15/0xd0
[   49.019690][  T513]  ? rcu_is_watching+0x15/0xd0
[   49.019822][  T513]  ? trace_contention_end+0xb3/0x1a0
[   49.019957][  T513]  ? __mutex_lock+0x1db/0x2010
[   49.020101][  T513]  ? __mutex_lock+0x9b2/0x2010
[   49.020233][  T513]  ? rtnl_newlink+0x883/0xea0
[   49.020367][  T513]  ? ww_mutex_lock+0x160/0x160
[   49.020499][  T513]  ? __rtnl_newlink+0x3fa/0xa50
[   49.020633][  T513]  rtnl_newlink+0x8d1/0xea0
[   49.020768][  T513]  ? lock_acquire.part.0+0xbc/0x260
[   49.020899][  T513]  ? __rtnl_newlink+0xa50/0xa50
[   49.021034][  T513]  ? mark_usage+0x61/0x170
[   49.021173][  T513]  ? lock_acquire.part.0+0xbc/0x260
[   49.021311][  T513]  ? find_held_lock+0x2b/0x80
[   49.021444][  T513]  ? __rtnl_newlink+0xa50/0xa50
[   49.021577][  T513]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.021728][  T513]  ? __rtnl_newlink+0xa50/0xa50
[   49.021860][  T513]  rtnetlink_rcv_msg+0x40d/0x9e0
[   49.021997][  T513]  ? validate_chain+0x38b/0xc20
[   49.022148][  T513]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.022292][  T513]  ? __lock_acquire+0x508/0xc10
[   49.022443][  T513]  ? lock_acquire.part.0+0xbc/0x260
[   49.022584][  T513]  ? find_held_lock+0x2b/0x80
[   49.022727][  T513]  netlink_rcv_skb+0x14e/0x3a0
[   49.022865][  T513]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.023006][  T513]  ? netlink_ack+0xcd0/0xcd0
[   49.023157][  T513]  ? netlink_deliver_tap+0xc5/0x330
[   49.023303][  T513]  ? netlink_deliver_tap+0x13c/0x330
[   49.023448][  T513]  netlink_unicast+0x486/0x750
[   49.023596][  T513]  ? netlink_attachskb+0x810/0x810
[   49.023740][  T513]  ? __lock_acquire+0x508/0xc10
[   49.023885][  T513]  netlink_sendmsg+0x735/0xc60
[   49.024032][  T513]  ? netlink_unicast+0x750/0x750
[   49.024179][  T513]  ? __might_fault+0x97/0x140
[   49.024328][  T513]  ____sys_sendmsg+0x419/0x850
[   49.024466][  T513]  ? copy_msghdr_from_user+0x2a0/0x460
[   49.024597][  T513]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   49.024760][  T513]  ? move_addr_to_kernel+0x40/0x40
[   49.024892][  T513]  ? stack_depot_save_flags+0x367/0x770
[   49.025031][  T513]  ? validate_chain+0x38b/0xc20
[   49.025177][  T513]  ___sys_sendmsg+0x14e/0x1d0
[   49.025311][  T513]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   49.025483][  T513]  ? copy_msghdr_from_user+0x460/0x460
[   49.025631][  T513]  __sys_sendmsg+0x145/0x1f0
[   49.025771][  T513]  ? __sys_sendmsg_sock+0x20/0x20
[   49.025916][  T513]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   49.026109][  T513]  ? do_raw_spin_unlock+0x59/0x250
[   49.026253][  T513]  ? rcu_is_watching+0x15/0xd0
[   49.026401][  T513]  do_syscall_64+0x117/0xfc0
[   49.026550][  T513]  ? trace_hardirqs_off+0xd/0x30
[   49.026691][  T513]  ? exc_page_fault+0xee/0x100
[   49.026830][  T513]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   49.027014][  T513] RIP: 0033:0x7fb66050c08e
[   49.027171][  T513] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   49.027679][  T513] RSP: 002b:00007ffd90ddfd70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.027896][  T513] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb66050c08e
[   49.028108][  T513] RDX: 0000000000000000 RSI: 00007ffd90ddfe20 RDI: 0000000000000005
[   49.028314][  T513] RBP: 00007ffd90ddfd80 R08: 0000000000000000 R09: 0000000000000000
[   49.028525][  T513] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   49.028732][  T513] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd90de04f0
[   49.028957][  T513]  </TASK>
[   49.029071][  T513] irq event stamp: 16451
[   49.029185][  T513] hardirqs last  enabled at (16461): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.029431][  T513] hardirqs last disabled at (16468): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.029665][  T513] softirqs last  enabled at (15688): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   49.029891][  T513] softirqs last disabled at (15639): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   49.030144][  T513] ---[ end trace 0000000000000000 ]---
[   49.076268][  T514] ------------[ cut here ]------------
[   49.076478][  T514] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/514
[   49.076765][  T514] CPU: 2 UID: 0 PID: 514 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.077087][  T514] Tainted: [W]=WARN
[   49.077248][  T514] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.077464][  T514] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.077686][  T514] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.078213][  T514] RSP: 0018:ffa00000015a7020 EFLAGS: 00010286
[   49.078426][  T514] RAX: 00000000ffffffa6 RBX: ff110000159fb380 RCX: 1ff40000002b4dca
[   49.078664][  T514] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159fb438
[   49.078905][  T514] RBP: ff11000013e24000 R08: 1fe2200002b3f688 R09: ff11000011468b58
[   49.079164][  T514] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   49.079403][  T514] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013e24ce1
[   49.079642][  T514] FS:  00007f01eb92c840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   49.079922][  T514] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.080158][  T514] CR2: 000000000adac988 CR3: 0000000015f62005 CR4: 0000000000771ef0
[   49.080404][  T514] PKRU: 55555554
[   49.080549][  T514] Call Trace:
[   49.080693][  T514]  <TASK>
[   49.080808][  T514]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.080997][  T514]  rtmsg_ifinfo+0x5c/0xb0
[   49.081159][  T514]  ? mark_held_locks+0x40/0x70
[   49.081339][  T514]  __dev_notify_flags+0x1b8/0x280
[   49.081521][  T514]  ? netif_change_name+0x8c0/0x8c0
[   49.081712][  T514]  ? __dev_change_flags+0x4a4/0x660
[   49.081893][  T514]  ? netif_set_allmulti+0x250/0x250
[   49.082075][  T514]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.082551][  T514]  ? is_bpf_text_address+0x68/0x110
[   49.082733][  T514]  netif_change_flags+0xfe/0x190
[   49.082913][  T514]  do_setlink.isra.0+0x1cc3/0x2750
[   49.083111][  T514]  ? rtnl_link_get_size+0x350/0x350
[   49.083295][  T514]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   49.083507][  T514]  ? rcu_read_lock_any_held+0x3c/0x90
[   49.083685][  T514]  ? validate_chain+0x38b/0xc20
[   49.083865][  T514]  ? rcu_read_lock_any_held+0x66/0x90
[   49.084051][  T514]  ? stack_depot_save_flags+0x367/0x770
[   49.084244][  T514]  ? __lock_acquire+0x508/0xc10
[   49.084422][  T514]  ? lock_acquire.part.0+0xbc/0x260
[   49.084626][  T514]  ? rtnl_newlink+0x883/0xea0
[   49.084820][  T514]  ? rcu_is_watching+0x15/0xd0
[   49.085026][  T514]  ? lock_acquire+0x134/0x160
[   49.085244][  T514]  ? rcu_is_watching+0x15/0xd0
[   49.085446][  T514]  ? rcu_is_watching+0x15/0xd0
[   49.085639][  T514]  ? trace_contention_end+0xb3/0x1a0
[   49.085820][  T514]  ? __mutex_lock+0x1db/0x2010
[   49.086006][  T514]  ? __mutex_lock+0x9b2/0x2010
[   49.086197][  T514]  ? rtnl_newlink+0x883/0xea0
[   49.086387][  T514]  ? ww_mutex_lock+0x160/0x160
[   49.086569][  T514]  ? __rtnl_newlink+0x3fa/0xa50
[   49.086754][  T514]  rtnl_newlink+0x8d1/0xea0
[   49.086937][  T514]  ? lock_acquire.part.0+0xbc/0x260
[   49.087155][  T514]  ? __rtnl_newlink+0xa50/0xa50
[   49.087356][  T514]  ? mark_usage+0x61/0x170
[   49.087551][  T514]  ? lock_acquire.part.0+0xbc/0x260
[   49.087742][  T514]  ? find_held_lock+0x2b/0x80
[   49.087934][  T514]  ? __rtnl_newlink+0xa50/0xa50
[   49.088150][  T514]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.088351][  T514]  ? __rtnl_newlink+0xa50/0xa50
[   49.088549][  T514]  rtnetlink_rcv_msg+0x40d/0x9e0
[   49.088749][  T514]  ? validate_chain+0x38b/0xc20
[   49.088947][  T514]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.089153][  T514]  ? __lock_acquire+0x508/0xc10
[   49.089345][  T514]  ? lock_acquire.part.0+0xbc/0x260
[   49.089521][  T514]  ? find_held_lock+0x2b/0x80
[   49.089698][  T514]  netlink_rcv_skb+0x14e/0x3a0
[   49.089878][  T514]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.090065][  T514]  ? netlink_ack+0xcd0/0xcd0
[   49.090265][  T514]  ? netlink_deliver_tap+0xc5/0x330
[   49.090447][  T514]  ? netlink_deliver_tap+0x13c/0x330
[   49.090646][  T514]  netlink_unicast+0x486/0x750
[   49.090847][  T514]  ? netlink_attachskb+0x810/0x810
[   49.091042][  T514]  ? __lock_acquire+0x508/0xc10
[   49.091309][  T514]  netlink_sendmsg+0x735/0xc60
[   49.091555][  T514]  ? netlink_unicast+0x750/0x750
[   49.091802][  T514]  ? __might_fault+0x97/0x140
[   49.092068][  T514]  ____sys_sendmsg+0x419/0x850
[   49.092336][  T514]  ? copy_msghdr_from_user+0x2a0/0x460
[   49.092523][  T514]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   49.092728][  T514]  ? move_addr_to_kernel+0x40/0x40
[   49.092905][  T514]  ? stack_depot_save_flags+0x367/0x770
[   49.093091][  T514]  ? validate_chain+0x38b/0xc20
[   49.093284][  T514]  ___sys_sendmsg+0x14e/0x1d0
[   49.093463][  T514]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   49.093670][  T514]  ? copy_msghdr_from_user+0x460/0x460
[   49.093854][  T514]  __sys_sendmsg+0x145/0x1f0
[   49.094038][  T514]  ? __sys_sendmsg_sock+0x20/0x20
[   49.094228][  T514]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   49.094444][  T514]  ? do_raw_spin_unlock+0x59/0x250
[   49.094622][  T514]  ? rcu_is_watching+0x15/0xd0
[   49.094805][  T514]  do_syscall_64+0x117/0xfc0
[   49.094991][  T514]  ? trace_hardirqs_off+0xd/0x30
[   49.095181][  T514]  ? exc_page_fault+0xee/0x100
[   49.095357][  T514]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   49.095568][  T514] RIP: 0033:0x7f01ebb6608e
[   49.095750][  T514] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   49.096276][  T514] RSP: 002b:00007ffd8a518510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.096516][  T514] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f01ebb6608e
[   49.096755][  T514] RDX: 0000000000000000 RSI: 00007ffd8a5185c0 RDI: 0000000000000005
[   49.096999][  T514] RBP: 00007ffd8a518520 R08: 0000000000000000 R09: 0000000000000000
[   49.097256][  T514] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   49.097496][  T514] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8a518c90
[   49.097741][  T514]  </TASK>
[   49.097884][  T514] irq event stamp: 15579
[   49.098031][  T514] hardirqs last  enabled at (15589): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.098317][  T514] hardirqs last disabled at (15600): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.098588][  T514] softirqs last  enabled at (14790): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   49.098859][  T514] softirqs last disabled at (14363): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   49.099147][  T514] ---[ end trace 0000000000000000 ]---
[   49.129307][  T515] hsr1: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   49.129551][  T515] hsr1: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[   49.129905][  T515] ------------[ cut here ]------------
[   49.130039][  T515] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/515
[   49.130284][  T515] CPU: 3 UID: 0 PID: 515 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.130546][  T515] Tainted: [W]=WARN
[   49.130645][  T515] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.130815][  T515] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.130993][  T515] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.131584][  T515] RSP: 0018:ffa00000015a7020 EFLAGS: 00010286
[   49.131750][  T515] RAX: 00000000ffffffa6 RBX: ff11000013a611c0 RCX: 1ff40000002b4dca
[   49.132017][  T515] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a61278
[   49.132278][  T515] RBP: ff11000015f81000 R08: 1fe220000274c250 R09: ff11000013a7d158
[   49.132477][  T515] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   49.132668][  T515] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015f81ce1
[   49.132862][  T515] FS:  00007f662aa67840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   49.133094][  T515] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.133331][  T515] CR2: 00000000127ba988 CR3: 0000000015dd8006 CR4: 0000000000771ef0
[   49.133524][  T515] PKRU: 55555554
[   49.133621][  T515] Call Trace:
[   49.133718][  T515]  <TASK>
[   49.133786][  T515]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.133918][  T515]  rtmsg_ifinfo+0x5c/0xb0
[   49.134020][  T515]  ? mark_held_locks+0x40/0x70
[   49.134206][  T515]  __dev_notify_flags+0x1b8/0x280
[   49.134345][  T515]  ? netif_change_name+0x8c0/0x8c0
[   49.134474][  T515]  ? __dev_change_flags+0x4a4/0x660
[   49.134602][  T515]  ? netif_set_allmulti+0x250/0x250
[   49.134730][  T515]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.134859][  T515]  ? is_bpf_text_address+0x68/0x110
[   49.134994][  T515]  netif_change_flags+0xfe/0x190
[   49.135203][  T515]  do_setlink.isra.0+0x1cc3/0x2750
[   49.135337][  T515]  ? rtnl_link_get_size+0x350/0x350
[   49.135465][  T515]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   49.135625][  T515]  ? rcu_read_lock_any_held+0x3c/0x90
[   49.135770][  T515]  ? validate_chain+0x38b/0xc20
[   49.135906][  T515]  ? rcu_read_lock_any_held+0x66/0x90
[   49.136050][  T515]  ? stack_depot_save_flags+0x367/0x770
[   49.136256][  T515]  ? __lock_acquire+0x508/0xc10
[   49.136399][  T515]  ? lock_acquire.part.0+0xbc/0x260
[   49.136536][  T515]  ? rtnl_newlink+0x883/0xea0
[   49.136671][  T515]  ? rcu_is_watching+0x15/0xd0
[   49.136806][  T515]  ? lock_acquire+0x134/0x160
[   49.136939][  T515]  ? rcu_is_watching+0x15/0xd0
[   49.137079][  T515]  ? rcu_is_watching+0x15/0xd0
[   49.137272][  T515]  ? trace_contention_end+0xb3/0x1a0
[   49.137459][  T515]  ? __mutex_lock+0x1db/0x2010
[   49.137592][  T515]  ? __mutex_lock+0x9b2/0x2010
[   49.137731][  T515]  ? rtnl_newlink+0x883/0xea0
[   49.137863][  T515]  ? ww_mutex_lock+0x160/0x160
[   49.138011][  T515]  ? __rtnl_newlink+0x3fa/0xa50
[   49.138211][  T515]  rtnl_newlink+0x8d1/0xea0
[   49.138346][  T515]  ? lock_acquire.part.0+0xbc/0x260
[   49.138480][  T515]  ? __rtnl_newlink+0xa50/0xa50
[   49.138622][  T515]  ? mark_usage+0x61/0x170
[   49.138760][  T515]  ? lock_acquire.part.0+0xbc/0x260
[   49.138893][  T515]  ? find_held_lock+0x2b/0x80
[   49.139029][  T515]  ? __rtnl_newlink+0xa50/0xa50
[   49.139167][  T515]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.139306][  T515]  ? __rtnl_newlink+0xa50/0xa50
[   49.139445][  T515]  rtnetlink_rcv_msg+0x40d/0x9e0
[   49.139583][  T515]  ? validate_chain+0x38b/0xc20
[   49.139711][  T515]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.139846][  T515]  ? __lock_acquire+0x508/0xc10
[   49.139990][  T515]  ? lock_acquire.part.0+0xbc/0x260
[   49.140135][  T515]  ? find_held_lock+0x2b/0x80
[   49.140266][  T515]  netlink_rcv_skb+0x14e/0x3a0
[   49.140396][  T515]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.140526][  T515]  ? netlink_ack+0xcd0/0xcd0
[   49.140660][  T515]  ? netlink_deliver_tap+0xc5/0x330
[   49.140787][  T515]  ? netlink_deliver_tap+0x13c/0x330
[   49.140928][  T515]  netlink_unicast+0x486/0x750
[   49.141078][  T515]  ? netlink_attachskb+0x810/0x810
[   49.141221][  T515]  ? __lock_acquire+0x508/0xc10
[   49.141364][  T515]  netlink_sendmsg+0x735/0xc60
[   49.141505][  T515]  ? netlink_unicast+0x750/0x750
[   49.141645][  T515]  ? __might_fault+0x97/0x140
[   49.141781][  T515]  ____sys_sendmsg+0x419/0x850
[   49.141917][  T515]  ? copy_msghdr_from_user+0x2a0/0x460
[   49.142063][  T515]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   49.142235][  T515]  ? move_addr_to_kernel+0x40/0x40
[   49.142381][  T515]  ? stack_depot_save_flags+0x367/0x770
[   49.142524][  T515]  ? validate_chain+0x38b/0xc20
[   49.142664][  T515]  ___sys_sendmsg+0x14e/0x1d0
[   49.142803][  T515]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   49.142975][  T515]  ? copy_msghdr_from_user+0x460/0x460
[   49.143135][  T515]  __sys_sendmsg+0x145/0x1f0
[   49.143274][  T515]  ? __sys_sendmsg_sock+0x20/0x20
[   49.143414][  T515]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   49.143586][  T515]  ? do_raw_spin_unlock+0x59/0x250
[   49.143727][  T515]  ? rcu_is_watching+0x15/0xd0
[   49.143869][  T515]  do_syscall_64+0x117/0xfc0
[   49.144012][  T515]  ? trace_hardirqs_off+0xd/0x30
[   49.144160][  T515]  ? exc_page_fault+0xee/0x100
[   49.144300][  T515]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   49.144462][  T515] RIP: 0033:0x7f662aca108e
[   49.144598][  T515] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   49.145064][  T515] RSP: 002b:00007fff0a80b670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.145276][  T515] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f662aca108e
[   49.145471][  T515] RDX: 0000000000000000 RSI: 00007fff0a80b720 RDI: 0000000000000005
[   49.145671][  T515] RBP: 00007fff0a80b680 R08: 0000000000000000 R09: 0000000000000000
[   49.145881][  T515] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   49.146094][  T515] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0a80bdf0
[   49.146317][  T515]  </TASK>
[   49.146424][  T515] irq event stamp: 22707
[   49.146528][  T515] hardirqs last  enabled at (22715): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.146770][  T515] hardirqs last disabled at (22722): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.147010][  T515] softirqs last  enabled at (22258): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   49.147255][  T515] softirqs last disabled at (22167): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   49.147500][  T515] ---[ end trace 0000000000000000 ]---
[   49.148813][  T515] ------------[ cut here ]------------
[   49.149045][  T515] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/515
[   49.149469][  T515] CPU: 0 UID: 0 PID: 515 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.149912][  T515] Tainted: [W]=WARN
[   49.150086][  T515] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.150379][  T515] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.150671][  T515] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.151475][  T515] RSP: 0018:ffa00000015a6da0 EFLAGS: 00010286
[   49.151755][  T515] RAX: 00000000ffffffa6 RBX: ff11000010116ac0 RCX: 1ff40000002b4d7a
[   49.152121][  T515] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010116b78
[   49.152466][  T515] RBP: ff11000015f81000 R08: 1fe2200002022d70 R09: ff11000013a7d158
[   49.152822][  T515] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   49.153174][  T515] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   49.153526][  T515] FS:  00007f662aa67840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   49.153910][  T515] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.154204][  T515] CR2: 00007f01ebd21c70 CR3: 0000000015dd8002 CR4: 0000000000771ef0
[   49.154541][  T515] PKRU: 55555554
[   49.154713][  T515] Call Trace:
[   49.154881][  T515]  <TASK>
[   49.155001][  T515]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.155238][  T515]  ? notifier_call_chain+0xb0/0x320
[   49.155471][  T515]  rtmsg_ifinfo+0x5c/0xb0
[   49.155647][  T515]  netif_state_change+0x155/0x340
[   49.155889][  T515]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   49.156176][  T515]  ? print_lock_name+0x4c/0x110
[   49.156399][  T515]  netif_set_operstate+0xc1/0x100
[   49.156624][  T515]  ? rtnl_put_cacheinfo+0x250/0x250
[   49.156857][  T515]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   49.157165][  T515]  ? hsr_port_get_hsr+0x9c/0x150
[   49.157397][  T515]  ? packet_notifier+0x1c2/0xbd0
[   49.157629][  T515]  ? mutex_is_locked+0x1c/0x50
[   49.157858][  T515]  hsr_netdev_notify+0x387/0xad0
[   49.158127][  T515]  ? hsr_port_get_hsr+0x150/0x150
[   49.158371][  T515]  notifier_call_chain+0xb0/0x320
[   49.158612][  T515]  __dev_notify_flags+0xde/0x280
[   49.158838][  T515]  ? netif_change_name+0x8c0/0x8c0
[   49.159068][  T515]  ? netif_set_allmulti+0x250/0x250
[   49.159317][  T515]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.159541][  T515]  ? is_bpf_text_address+0x68/0x110
[   49.159780][  T515]  netif_change_flags+0xfe/0x190
[   49.160035][  T515]  do_setlink.isra.0+0x1cc3/0x2750
[   49.160291][  T515]  ? rtnl_link_get_size+0x350/0x350
[   49.160510][  T515]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   49.160802][  T515]  ? rcu_read_lock_any_held+0x3c/0x90
[   49.161023][  T515]  ? validate_chain+0x38b/0xc20
[   49.161272][  T515]  ? rcu_read_lock_any_held+0x66/0x90
[   49.161507][  T515]  ? stack_depot_save_flags+0x367/0x770
[   49.161737][  T515]  ? __lock_acquire+0x508/0xc10
[   49.161972][  T515]  ? lock_acquire.part.0+0xbc/0x260
[   49.162210][  T515]  ? rtnl_newlink+0x883/0xea0
[   49.162434][  T515]  ? rcu_is_watching+0x15/0xd0
[   49.162657][  T515]  ? lock_acquire+0x134/0x160
[   49.162878][  T515]  ? rcu_is_watching+0x15/0xd0
[   49.163120][  T515]  ? rcu_is_watching+0x15/0xd0
[   49.163349][  T515]  ? trace_contention_end+0xb3/0x1a0
[   49.163572][  T515]  ? __mutex_lock+0x1db/0x2010
[   49.163802][  T515]  ? __mutex_lock+0x9b2/0x2010
[   49.164034][  T515]  ? rtnl_newlink+0x883/0xea0
[   49.164275][  T515]  ? ww_mutex_lock+0x160/0x160
[   49.164506][  T515]  ? __rtnl_newlink+0x3fa/0xa50
[   49.164730][  T515]  rtnl_newlink+0x8d1/0xea0
[   49.164955][  T515]  ? lock_acquire.part.0+0xbc/0x260
[   49.165189][  T515]  ? __rtnl_newlink+0xa50/0xa50
[   49.165403][  T515]  ? mark_usage+0x61/0x170
[   49.165630][  T515]  ? lock_acquire.part.0+0xbc/0x260
[   49.165857][  T515]  ? find_held_lock+0x2b/0x80
[   49.166081][  T515]  ? __rtnl_newlink+0xa50/0xa50
[   49.166307][  T515]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.166546][  T515]  ? __rtnl_newlink+0xa50/0xa50
[   49.166770][  T515]  rtnetlink_rcv_msg+0x40d/0x9e0
[   49.166991][  T515]  ? validate_chain+0x38b/0xc20
[   49.167220][  T515]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.167436][  T515]  ? __lock_acquire+0x508/0xc10
[   49.167656][  T515]  ? lock_acquire.part.0+0xbc/0x260
[   49.167876][  T515]  ? find_held_lock+0x2b/0x80
[   49.168122][  T515]  netlink_rcv_skb+0x14e/0x3a0
[   49.168347][  T515]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.168574][  T515]  ? netlink_ack+0xcd0/0xcd0
[   49.168805][  T515]  ? netlink_deliver_tap+0xc5/0x330
[   49.169042][  T515]  ? netlink_deliver_tap+0x13c/0x330
[   49.169286][  T515]  netlink_unicast+0x486/0x750
[   49.169510][  T515]  ? netlink_attachskb+0x810/0x810
[   49.169735][  T515]  ? __lock_acquire+0x508/0xc10
[   49.169958][  T515]  netlink_sendmsg+0x735/0xc60
[   49.170201][  T515]  ? netlink_unicast+0x750/0x750
[   49.170430][  T515]  ? __might_fault+0x97/0x140
[   49.170663][  T515]  ____sys_sendmsg+0x419/0x850
[   49.170897][  T515]  ? copy_msghdr_from_user+0x2a0/0x460
[   49.171155][  T515]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   49.171437][  T515]  ? move_addr_to_kernel+0x40/0x40
[   49.171693][  T515]  ? stack_depot_save_flags+0x367/0x770
[   49.171920][  T515]  ? validate_chain+0x38b/0xc20
[   49.172166][  T515]  ___sys_sendmsg+0x14e/0x1d0
[   49.172392][  T515]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   49.172668][  T515]  ? copy_msghdr_from_user+0x460/0x460
[   49.172905][  T515]  __sys_sendmsg+0x145/0x1f0
[   49.173138][  T515]  ? __sys_sendmsg_sock+0x20/0x20
[   49.173352][  T515]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   49.173628][  T515]  ? do_raw_spin_unlock+0x59/0x250
[   49.173857][  T515]  ? rcu_is_watching+0x15/0xd0
[   49.174086][  T515]  do_syscall_64+0x117/0xfc0
[   49.174323][  T515]  ? trace_hardirqs_off+0xd/0x30
[   49.174546][  T515]  ? exc_page_fault+0xee/0x100
[   49.174767][  T515]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   49.175044][  T515] RIP: 0033:0x7f662aca108e
[   49.175288][  T515] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   49.176081][  T515] RSP: 002b:00007fff0a80b670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.176431][  T515] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f662aca108e
[   49.176764][  T515] RDX: 0000000000000000 RSI: 00007fff0a80b720 RDI: 0000000000000005
[   49.177126][  T515] RBP: 00007fff0a80b680 R08: 0000000000000000 R09: 0000000000000000
[   49.177448][  T515] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   49.177772][  T515] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0a80bdf0
[   49.178124][  T515]  </TASK>
[   49.178293][  T515] irq event stamp: 24221
[   49.178454][  T515] hardirqs last  enabled at (24229): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.178852][  T515] hardirqs last disabled at (24236): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.179269][  T515] softirqs last  enabled at (23260): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   49.179663][  T515] softirqs last disabled at (23255): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   49.180060][  T515] ---[ end trace 0000000000000000 ]---
[   49.221590][  T516] ------------[ cut here ]------------
[   49.221781][  T516] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/516
[   49.222027][  T516] CPU: 3 UID: 0 PID: 516 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.222333][  T516] Tainted: [W]=WARN
[   49.222447][  T516] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.222622][  T516] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.222806][  T516] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.223316][  T516] RSP: 0018:ffa00000015b7020 EFLAGS: 00010286
[   49.223495][  T516] RAX: 00000000ffffffa6 RBX: ff110000101171c0 RCX: 1ff40000002b6dca
[   49.223691][  T516] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010117278
[   49.223951][  T516] RBP: ff110000075a9000 R08: 1fe2200002022e50 R09: ff11000013a7ae58
[   49.224255][  T516] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   49.224557][  T516] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075a9ce1
[   49.224850][  T516] FS:  00007f6751ed5840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   49.225217][  T516] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.225462][  T516] CR2: 0000000003f74988 CR3: 00000000158a9002 CR4: 0000000000771ef0
[   49.225667][  T516] PKRU: 55555554
[   49.225778][  T516] Call Trace:
[   49.225888][  T516]  <TASK>
[   49.225962][  T516]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.226121][  T516]  rtmsg_ifinfo+0x5c/0xb0
[   49.226227][  T516]  ? mark_held_locks+0x40/0x70
[   49.226370][  T516]  __dev_notify_flags+0x1b8/0x280
[   49.226517][  T516]  ? netif_change_name+0x8c0/0x8c0
[   49.226651][  T516]  ? __dev_change_flags+0x4a4/0x660
[   49.226786][  T516]  ? netif_set_allmulti+0x250/0x250
[   49.226920][  T516]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.227065][  T516]  ? is_bpf_text_address+0x68/0x110
[   49.228018][  T516]  netif_change_flags+0xfe/0x190
[   49.228316][  T516]  do_setlink.isra.0+0x1cc3/0x2750
[   49.228482][  T516]  ? rtnl_link_get_size+0x350/0x350
[   49.228635][  T516]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   49.228822][  T516]  ? rcu_read_lock_any_held+0x3c/0x90
[   49.228978][  T516]  ? validate_chain+0x38b/0xc20
[   49.229211][  T516]  ? rcu_read_lock_any_held+0x66/0x90
[   49.229365][  T516]  ? stack_depot_save_flags+0x367/0x770
[   49.229534][  T516]  ? __lock_acquire+0x508/0xc10
[   49.229691][  T516]  ? lock_acquire.part.0+0xbc/0x260
[   49.229847][  T516]  ? rtnl_newlink+0x883/0xea0
[   49.229999][  T516]  ? rcu_is_watching+0x15/0xd0
[   49.230207][  T516]  ? lock_acquire+0x134/0x160
[   49.230338][  T516]  ? rcu_is_watching+0x15/0xd0
[   49.230471][  T516]  ? rcu_is_watching+0x15/0xd0
[   49.230607][  T516]  ? trace_contention_end+0xb3/0x1a0
[   49.230743][  T516]  ? __mutex_lock+0x1db/0x2010
[   49.230883][  T516]  ? __mutex_lock+0x9b2/0x2010
[   49.231039][  T516]  ? rtnl_newlink+0x883/0xea0
[   49.231184][  T516]  ? ww_mutex_lock+0x160/0x160
[   49.231328][  T516]  ? __rtnl_newlink+0x3fa/0xa50
[   49.231472][  T516]  rtnl_newlink+0x8d1/0xea0
[   49.231622][  T516]  ? lock_acquire.part.0+0xbc/0x260
[   49.231768][  T516]  ? __rtnl_newlink+0xa50/0xa50
[   49.231906][  T516]  ? mark_usage+0x61/0x170
[   49.232050][  T516]  ? lock_acquire.part.0+0xbc/0x260
[   49.232196][  T516]  ? find_held_lock+0x2b/0x80
[   49.232334][  T516]  ? __rtnl_newlink+0xa50/0xa50
[   49.232475][  T516]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.232616][  T516]  ? __rtnl_newlink+0xa50/0xa50
[   49.232756][  T516]  rtnetlink_rcv_msg+0x40d/0x9e0
[   49.232901][  T516]  ? validate_chain+0x38b/0xc20
[   49.233037][  T516]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.233175][  T516]  ? __lock_acquire+0x508/0xc10
[   49.233310][  T516]  ? lock_acquire.part.0+0xbc/0x260
[   49.233450][  T516]  ? find_held_lock+0x2b/0x80
[   49.233582][  T516]  netlink_rcv_skb+0x14e/0x3a0
[   49.233780][  T516]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.233994][  T516]  ? netlink_ack+0xcd0/0xcd0
[   49.234211][  T516]  ? netlink_deliver_tap+0xc5/0x330
[   49.234414][  T516]  ? netlink_deliver_tap+0x13c/0x330
[   49.234619][  T516]  netlink_unicast+0x486/0x750
[   49.234771][  T516]  ? netlink_attachskb+0x810/0x810
[   49.234905][  T516]  ? __lock_acquire+0x508/0xc10
[   49.235067][  T516]  netlink_sendmsg+0x735/0xc60
[   49.235214][  T516]  ? netlink_unicast+0x750/0x750
[   49.235359][  T516]  ? __might_fault+0x97/0x140
[   49.235495][  T516]  ____sys_sendmsg+0x419/0x850
[   49.235635][  T516]  ? copy_msghdr_from_user+0x2a0/0x460
[   49.235776][  T516]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   49.235952][  T516]  ? move_addr_to_kernel+0x40/0x40
[   49.236105][  T516]  ? stack_depot_save_flags+0x367/0x770
[   49.236247][  T516]  ? validate_chain+0x38b/0xc20
[   49.236395][  T516]  ___sys_sendmsg+0x14e/0x1d0
[   49.236581][  T516]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   49.236764][  T516]  ? copy_msghdr_from_user+0x460/0x460
[   49.236906][  T516]  __sys_sendmsg+0x145/0x1f0
[   49.237045][  T516]  ? __sys_sendmsg_sock+0x20/0x20
[   49.237185][  T516]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   49.237351][  T516]  ? do_raw_spin_unlock+0x59/0x250
[   49.237499][  T516]  ? rcu_is_watching+0x15/0xd0
[   49.237642][  T516]  do_syscall_64+0x117/0xfc0
[   49.237785][  T516]  ? trace_hardirqs_off+0xd/0x30
[   49.237922][  T516]  ? exc_page_fault+0xee/0x100
[   49.238062][  T516]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   49.238238][  T516] RIP: 0033:0x7f675210f08e
[   49.238386][  T516] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   49.238887][  T516] RSP: 002b:00007ffcb0b92d00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.239143][  T516] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f675210f08e
[   49.239437][  T516] RDX: 0000000000000000 RSI: 00007ffcb0b92db0 RDI: 0000000000000005
[   49.239746][  T516] RBP: 00007ffcb0b92d10 R08: 0000000000000000 R09: 0000000000000000
[   49.240058][  T516] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   49.240372][  T516] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb0b93480
[   49.240685][  T516]  </TASK>
[   49.240827][  T516] irq event stamp: 15553
[   49.240953][  T516] hardirqs last  enabled at (15561): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.241197][  T516] hardirqs last disabled at (15570): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.241424][  T516] softirqs last  enabled at (15028): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   49.241651][  T516] softirqs last disabled at (14931): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   49.241890][  T516] ---[ end trace 0000000000000000 ]---
[   49.278240][  T517] ------------[ cut here ]------------
[   49.278493][  T517] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/517
[   49.278856][  T517] CPU: 0 UID: 0 PID: 517 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.279965][  T517] Tainted: [W]=WARN
[   49.280141][  T517] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.280402][  T517] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.280666][  T517] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.281399][  T517] RSP: 0018:ffa00000015b7020 EFLAGS: 00010286
[   49.281655][  T517] RAX: 00000000ffffffa6 RBX: ff11000011fffc40 RCX: 1ff40000002b6dca
[   49.281954][  T517] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011fffcf8
[   49.282270][  T517] RBP: ff11000010f09000 R08: 1fe22000023fffa0 R09: ff11000004da0b58
[   49.282575][  T517] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   49.282878][  T517] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f09ce1
[   49.283210][  T517] FS:  00007f9377453840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   49.283568][  T517] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.283818][  T517] CR2: 000000001d29e988 CR3: 0000000015cef005 CR4: 0000000000771ef0
[   49.284142][  T517] PKRU: 55555554
[   49.284297][  T517] Call Trace:
[   49.284451][  T517]  <TASK>
[   49.284563][  T517]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.284767][  T517]  rtmsg_ifinfo+0x5c/0xb0
[   49.284926][  T517]  ? mark_held_locks+0x40/0x70
[   49.285148][  T517]  __dev_notify_flags+0x1b8/0x280
[   49.285357][  T517]  ? netif_change_name+0x8c0/0x8c0
[   49.285560][  T517]  ? __dev_change_flags+0x4a4/0x660
[   49.285766][  T517]  ? netif_set_allmulti+0x250/0x250
[   49.285975][  T517]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.286196][  T517]  ? is_bpf_text_address+0x68/0x110
[   49.286405][  T517]  netif_change_flags+0xfe/0x190
[   49.286613][  T517]  do_setlink.isra.0+0x1cc3/0x2750
[   49.286824][  T517]  ? rtnl_link_get_size+0x350/0x350
[   49.287032][  T517]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   49.287302][  T517]  ? rcu_read_lock_any_held+0x3c/0x90
[   49.287505][  T517]  ? validate_chain+0x38b/0xc20
[   49.287712][  T517]  ? rcu_read_lock_any_held+0x66/0x90
[   49.287914][  T517]  ? stack_depot_save_flags+0x367/0x770
[   49.288135][  T517]  ? __lock_acquire+0x508/0xc10
[   49.288344][  T517]  ? lock_acquire.part.0+0xbc/0x260
[   49.288547][  T517]  ? rtnl_newlink+0x883/0xea0
[   49.288752][  T517]  ? rcu_is_watching+0x15/0xd0
[   49.288956][  T517]  ? lock_acquire+0x134/0x160
[   49.289170][  T517]  ? rcu_is_watching+0x15/0xd0
[   49.289376][  T517]  ? rcu_is_watching+0x15/0xd0
[   49.289587][  T517]  ? trace_contention_end+0xb3/0x1a0
[   49.289790][  T517]  ? __mutex_lock+0x1db/0x2010
[   49.290002][  T517]  ? __mutex_lock+0x9b2/0x2010
[   49.290213][  T517]  ? rtnl_newlink+0x883/0xea0
[   49.290419][  T517]  ? ww_mutex_lock+0x160/0x160
[   49.290628][  T517]  ? __rtnl_newlink+0x3fa/0xa50
[   49.290836][  T517]  rtnl_newlink+0x8d1/0xea0
[   49.291047][  T517]  ? lock_acquire.part.0+0xbc/0x260
[   49.291257][  T517]  ? __rtnl_newlink+0xa50/0xa50
[   49.291462][  T517]  ? mark_usage+0x61/0x170
[   49.291667][  T517]  ? lock_acquire.part.0+0xbc/0x260
[   49.291869][  T517]  ? find_held_lock+0x2b/0x80
[   49.292081][  T517]  ? __rtnl_newlink+0xa50/0xa50
[   49.292292][  T517]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.292495][  T517]  ? __rtnl_newlink+0xa50/0xa50
[   49.292699][  T517]  rtnetlink_rcv_msg+0x40d/0x9e0
[   49.292900][  T517]  ? validate_chain+0x38b/0xc20
[   49.293116][  T517]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.293317][  T517]  ? __lock_acquire+0x508/0xc10
[   49.293517][  T517]  ? lock_acquire.part.0+0xbc/0x260
[   49.293716][  T517]  ? find_held_lock+0x2b/0x80
[   49.293919][  T517]  netlink_rcv_skb+0x14e/0x3a0
[   49.294137][  T517]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.294341][  T517]  ? netlink_ack+0xcd0/0xcd0
[   49.294553][  T517]  ? netlink_deliver_tap+0xc5/0x330
[   49.294765][  T517]  ? netlink_deliver_tap+0x13c/0x330
[   49.294969][  T517]  netlink_unicast+0x486/0x750
[   49.295188][  T517]  ? netlink_attachskb+0x810/0x810
[   49.295398][  T517]  ? __lock_acquire+0x508/0xc10
[   49.295601][  T517]  netlink_sendmsg+0x735/0xc60
[   49.295824][  T517]  ? netlink_unicast+0x750/0x750
[   49.296048][  T517]  ? __might_fault+0x97/0x140
[   49.296273][  T517]  ____sys_sendmsg+0x419/0x850
[   49.296475][  T517]  ? copy_msghdr_from_user+0x2a0/0x460
[   49.296676][  T517]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   49.296933][  T517]  ? move_addr_to_kernel+0x40/0x40
[   49.297151][  T517]  ? stack_depot_save_flags+0x367/0x770
[   49.297353][  T517]  ? validate_chain+0x38b/0xc20
[   49.297556][  T517]  ___sys_sendmsg+0x14e/0x1d0
[   49.297757][  T517]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   49.298013][  T517]  ? copy_msghdr_from_user+0x460/0x460
[   49.298242][  T517]  __sys_sendmsg+0x145/0x1f0
[   49.298448][  T517]  ? __sys_sendmsg_sock+0x20/0x20
[   49.298649][  T517]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   49.298906][  T517]  ? do_raw_spin_unlock+0x59/0x250
[   49.299123][  T517]  ? rcu_is_watching+0x15/0xd0
[   49.299325][  T517]  do_syscall_64+0x117/0xfc0
[   49.299532][  T517]  ? trace_hardirqs_off+0xd/0x30
[   49.299733][  T517]  ? exc_page_fault+0xee/0x100
[   49.299937][  T517]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   49.300205][  T517] RIP: 0033:0x7f937768d08e
[   49.300421][  T517] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   49.301160][  T517] RSP: 002b:00007ffcae1522f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.301468][  T517] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f937768d08e
[   49.301766][  T517] RDX: 0000000000000000 RSI: 00007ffcae1523a0 RDI: 0000000000000005
[   49.302074][  T517] RBP: 00007ffcae152300 R08: 0000000000000000 R09: 0000000000000000
[   49.302387][  T517] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   49.302694][  T517] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcae152a70
[   49.303009][  T517]  </TASK>
[   49.303173][  T517] irq event stamp: 16623
[   49.303325][  T517] hardirqs last  enabled at (16631): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.303680][  T517] hardirqs last disabled at (16638): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.304039][  T517] softirqs last  enabled at (15766): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   49.304401][  T517] softirqs last disabled at (15111): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   49.304752][  T517] ---[ end trace 0000000000000000 ]---
[   49.306066][   T46] ------------[ cut here ]------------
[   49.306975][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u17:1/46
[   49.307431][   T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.307883][   T46] Tainted: [W]=WARN
[   49.308041][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.308302][   T46] Workqueue: events_unbound linkwatch_event
[   49.308572][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.308833][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.309552][   T46] RSP: 0018:ffa000000032f760 EFLAGS: 00010286
[   49.309804][   T46] RAX: 00000000ffffffa6 RBX: ff11000011ffe900 RCX: 1ff4000000065eb2
[   49.310119][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ffe9b8
[   49.310418][   T46] RBP: ff11000015f81000 R08: 1fe22000023ffd38 R09: ff11000002410ba8
[   49.310715][   T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   49.311012][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   49.311326][   T46] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   49.311674][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.311927][   T46] CR2: 000000001d29e988 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   49.312242][   T46] PKRU: 55555554
[   49.312399][   T46] Call Trace:
[   49.312548][   T46]  <TASK>
[   49.312657][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.312856][   T46]  ? notifier_call_chain+0xb0/0x320
[   49.313060][   T46]  rtmsg_ifinfo+0x5c/0xb0
[   49.313220][   T46]  netif_state_change+0x155/0x340
[   49.313421][   T46]  ? __queue_work+0x31a/0xc00
[   49.313625][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   49.313880][   T46]  ? lockdep_hardirqs_on+0x8c/0x130
[   49.314090][   T46]  ? mod_delayed_work_on+0x109/0x120
[   49.314302][   T46]  netif_set_operstate+0xc1/0x100
[   49.314504][   T46]  ? rtnl_put_cacheinfo+0x250/0x250
[   49.314703][   T46]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   49.314952][   T46]  hsr_check_carrier_and_operstate+0x4da/0x700
[   49.315221][   T46]  hsr_netdev_notify+0x387/0xad0
[   49.315420][   T46]  ? unregister_vlan_dev+0x380/0x380
[   49.315626][   T46]  ? hsr_port_get_hsr+0x150/0x150
[   49.315828][   T46]  notifier_call_chain+0xb0/0x320
[   49.316033][   T46]  netif_state_change+0x139/0x340
[   49.316248][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   49.316504][   T46]  ? linkwatch_do_dev+0xae/0xd0
[   49.316704][   T46]  __linkwatch_run_queue+0x34c/0x750
[   49.316904][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[   49.317123][   T46]  linkwatch_event+0x7f/0xb0
[   49.317327][   T46]  ? __linkwatch_run_queue+0x750/0x750
[   49.317525][   T46]  process_one_work+0xdf8/0x1410
[   49.317737][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[   49.317933][   T46]  ? lock_acquire.part.0+0xbc/0x260
[   49.318154][   T46]  worker_thread+0x4f1/0xd60
[   49.318359][   T46]  ? rescuer_thread+0x1320/0x1320
[   49.318557][   T46]  kthread+0x367/0x460
[   49.318713][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   49.318956][   T46]  ? kthread_affine_node+0x330/0x330
[   49.319173][   T46]  ret_from_fork+0x474/0x6b0
[   49.319376][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   49.319624][   T46]  ? __switch_to+0x5a3/0xe00
[   49.319825][   T46]  ? kthread_affine_node+0x330/0x330
[   49.320028][   T46]  ret_from_fork_asm+0x11/0x20
[   49.320249][   T46]  </TASK>
[   49.320402][   T46] irq event stamp: 31855
[   49.320553][   T46] hardirqs last  enabled at (31863): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.320899][   T46] hardirqs last disabled at (31870): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.321254][   T46] softirqs last  enabled at (31360): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   49.321604][   T46] softirqs last disabled at (30663): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   49.321948][   T46] ---[ end trace 0000000000000000 ]---
[   49.322351][   T46] ------------[ cut here ]------------
[   49.322540][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u17:1/46
[   49.322930][   T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.323404][   T46] Tainted: [W]=WARN
[   49.323563][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.323800][   T46] Workqueue: events_unbound linkwatch_event
[   49.324055][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.324449][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.325255][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[   49.325487][   T46] RAX: 00000000ffffffa6 RBX: ff11000011ffe580 RCX: 1ff4000000065f02
[   49.325902][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ffe638
[   49.326273][   T46] RBP: ff11000015e24000 R08: 1fe22000023ffcc8 R09: ff11000002410ba8
[   49.326551][   T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   49.326831][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.327206][   T46] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   49.327538][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.327767][   T46] CR2: 000000001d29e988 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   49.328039][   T46] PKRU: 55555554
[   49.328264][   T46] Call Trace:
[   49.328403][   T46]  <TASK>
[   49.328500][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.328694][   T46]  ? notifier_call_chain+0xb0/0x320
[   49.328877][   T46]  rtmsg_ifinfo+0x5c/0xb0
[   49.329024][   T46]  netif_state_change+0x155/0x340
[   49.329301][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   49.329533][   T46]  ? linkwatch_do_dev+0xae/0xd0
[   49.329718][   T46]  __linkwatch_run_queue+0x34c/0x750
[   49.329906][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[   49.330181][   T46]  linkwatch_event+0x7f/0xb0
[   49.330400][   T46]  ? __linkwatch_run_queue+0x750/0x750
[   49.330614][   T46]  process_one_work+0xdf8/0x1410
[   49.330813][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[   49.331004][   T46]  ? lock_acquire.part.0+0xbc/0x260
[   49.331290][   T46]  worker_thread+0x4f1/0xd60
[   49.331482][   T46]  ? rescuer_thread+0x1320/0x1320
[   49.331668][   T46]  kthread+0x367/0x460
[   49.331805][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   49.332045][   T46]  ? kthread_affine_node+0x330/0x330
[   49.332326][   T46]  ret_from_fork+0x474/0x6b0
[   49.332510][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   49.332742][   T46]  ? __switch_to+0x5a3/0xe00
[   49.332928][   T46]  ? kthread_affine_node+0x330/0x330
[   49.333215][   T46]  ret_from_fork_asm+0x11/0x20
[   49.333415][   T46]  </TASK>
[   49.333555][   T46] irq event stamp: 33457
[   49.333696][   T46] hardirqs last  enabled at (33465): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.334028][   T46] hardirqs last disabled at (33472): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.334446][   T46] softirqs last  enabled at (33572): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   49.334780][   T46] softirqs last disabled at (33481): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   49.335196][   T46] ---[ end trace 0000000000000000 ]---
[   49.336083][   T46] ------------[ cut here ]------------
[   49.336280][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u17:1/46
[   49.336579][   T46] CPU: 2 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.336900][   T46] Tainted: [W]=WARN
[   49.337045][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.337259][   T46] Workqueue: events_unbound linkwatch_event
[   49.337465][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.337670][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.338169][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[   49.338373][   T46] RAX: 00000000ffffffa6 RBX: ff11000004e391c0 RCX: 1ff4000000065f02
[   49.338605][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39278
[   49.338834][   T46] RBP: ff11000015f81000 R08: 1fe22000009c7250 R09: ff11000002410ba8
[   49.339083][   T46] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   49.339407][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.339639][   T46] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   49.339903][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.340124][   T46] CR2: 0000555faa067d5c CR3: 0000000013d03002 CR4: 0000000000771ef0
[   49.340357][   T46] PKRU: 55555554
[   49.340494][   T46] Call Trace:
[   49.340633][   T46]  <TASK>
[   49.340748][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.340924][   T46]  ? notifier_call_chain+0xb0/0x320
[   49.341118][   T46]  rtmsg_ifinfo+0x5c/0xb0
[   49.341262][   T46]  netif_state_change+0x155/0x340
[   49.341436][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   49.341636][   T46]  ? linkwatch_do_dev+0xae/0xd0
[   49.341803][   T46]  __linkwatch_run_queue+0x34c/0x750
[   49.341976][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[   49.342171][   T46]  linkwatch_event+0x7f/0xb0
[   49.342339][   T46]  ? __linkwatch_run_queue+0x750/0x750
[   49.342507][   T46]  process_one_work+0xdf8/0x1410
[   49.342682][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[   49.342852][   T46]  ? lock_acquire.part.0+0xbc/0x260
[   49.343034][   T46]  worker_thread+0x4f1/0xd60
[   49.343228][   T46]  ? rescuer_thread+0x1320/0x1320
[   49.343400][   T46]  kthread+0x367/0x460
[   49.343542][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   49.343744][   T46]  ? kthread_affine_node+0x330/0x330
[   49.343912][   T46]  ret_from_fork+0x474/0x6b0
[   49.344093][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   49.344308][   T46]  ? __switch_to+0x5a3/0xe00
[   49.344489][   T46]  ? kthread_affine_node+0x330/0x330
[   49.344665][   T46]  ret_from_fork_asm+0x11/0x20
[   49.344842][   T46]  </TASK>
[   49.344984][   T46] irq event stamp: 34633
[   49.345149][   T46] hardirqs last  enabled at (34645): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.345434][   T46] hardirqs last disabled at (34654): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.345700][   T46] softirqs last  enabled at (34310): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   49.345998][   T46] softirqs last disabled at (34199): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   49.346285][   T46] ---[ end trace 0000000000000000 ]---
[   49.368009][  T518] hsr2: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   49.368930][  T518] hsr2: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[   49.369327][  T518] ------------[ cut here ]------------
[   49.369473][  T518] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/518
[   49.369729][  T518] CPU: 3 UID: 0 PID: 518 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.369998][  T518] Tainted: [W]=WARN
[   49.370107][  T518] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.370278][  T518] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.370476][  T518] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.370998][  T518] RSP: 0018:ffa00000015c7020 EFLAGS: 00010286
[   49.371180][  T518] RAX: 00000000ffffffa6 RBX: ff11000015a891c0 RCX: 1ff40000002b8dca
[   49.371388][  T518] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89278
[   49.371596][  T518] RBP: ff11000015fa1000 R08: 1fe2200002b51250 R09: ff11000004da2e58
[   49.371796][  T518] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   49.371999][  T518] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015fa1ce1
[   49.372304][  T518] FS:  00007f40df527840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   49.372554][  T518] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.372726][  T518] CR2: 0000000020f54988 CR3: 0000000013a5e006 CR4: 0000000000771ef0
[   49.372935][  T518] PKRU: 55555554
[   49.373045][  T518] Call Trace:
[   49.373249][  T518]  <TASK>
[   49.373322][  T518]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.373467][  T518]  rtmsg_ifinfo+0x5c/0xb0
[   49.373655][  T518]  ? mark_held_locks+0x40/0x70
[   49.373796][  T518]  __dev_notify_flags+0x1b8/0x280
[   49.373936][  T518]  ? netif_change_name+0x8c0/0x8c0
[   49.374082][  T518]  ? __dev_change_flags+0x4a4/0x660
[   49.374301][  T518]  ? netif_set_allmulti+0x250/0x250
[   49.374432][  T518]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.374569][  T518]  ? is_bpf_text_address+0x68/0x110
[   49.374707][  T518]  netif_change_flags+0xfe/0x190
[   49.374839][  T518]  do_setlink.isra.0+0x1cc3/0x2750
[   49.374978][  T518]  ? rtnl_link_get_size+0x350/0x350
[   49.375179][  T518]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   49.375350][  T518]  ? rcu_read_lock_any_held+0x3c/0x90
[   49.375483][  T518]  ? validate_chain+0x38b/0xc20
[   49.375625][  T518]  ? rcu_read_lock_any_held+0x66/0x90
[   49.375760][  T518]  ? stack_depot_save_flags+0x367/0x770
[   49.375899][  T518]  ? __lock_acquire+0x508/0xc10
[   49.376044][  T518]  ? lock_acquire.part.0+0xbc/0x260
[   49.376189][  T518]  ? rtnl_newlink+0x883/0xea0
[   49.376324][  T518]  ? rcu_is_watching+0x15/0xd0
[   49.376458][  T518]  ? lock_acquire+0x134/0x160
[   49.376598][  T518]  ? rcu_is_watching+0x15/0xd0
[   49.376736][  T518]  ? rcu_is_watching+0x15/0xd0
[   49.376872][  T518]  ? trace_contention_end+0xb3/0x1a0
[   49.377026][  T518]  ? __mutex_lock+0x1db/0x2010
[   49.377172][  T518]  ? __mutex_lock+0x9b2/0x2010
[   49.377303][  T518]  ? rtnl_newlink+0x883/0xea0
[   49.377436][  T518]  ? ww_mutex_lock+0x160/0x160
[   49.377571][  T518]  ? __rtnl_newlink+0x3fa/0xa50
[   49.377710][  T518]  rtnl_newlink+0x8d1/0xea0
[   49.377844][  T518]  ? lock_acquire.part.0+0xbc/0x260
[   49.377978][  T518]  ? __rtnl_newlink+0xa50/0xa50
[   49.378121][  T518]  ? mark_usage+0x61/0x170
[   49.378258][  T518]  ? lock_acquire.part.0+0xbc/0x260
[   49.378395][  T518]  ? find_held_lock+0x2b/0x80
[   49.378529][  T518]  ? __rtnl_newlink+0xa50/0xa50
[   49.378666][  T518]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.378808][  T518]  ? __rtnl_newlink+0xa50/0xa50
[   49.378940][  T518]  rtnetlink_rcv_msg+0x40d/0x9e0
[   49.379086][  T518]  ? validate_chain+0x38b/0xc20
[   49.379231][  T518]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.379368][  T518]  ? __lock_acquire+0x508/0xc10
[   49.379507][  T518]  ? lock_acquire.part.0+0xbc/0x260
[   49.379645][  T518]  ? find_held_lock+0x2b/0x80
[   49.379785][  T518]  netlink_rcv_skb+0x14e/0x3a0
[   49.379924][  T518]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.380068][  T518]  ? netlink_ack+0xcd0/0xcd0
[   49.380213][  T518]  ? netlink_deliver_tap+0xc5/0x330
[   49.380352][  T518]  ? netlink_deliver_tap+0x13c/0x330
[   49.380492][  T518]  netlink_unicast+0x486/0x750
[   49.380633][  T518]  ? netlink_attachskb+0x810/0x810
[   49.380772][  T518]  ? __lock_acquire+0x508/0xc10
[   49.380925][  T518]  netlink_sendmsg+0x735/0xc60
[   49.381065][  T518]  ? netlink_unicast+0x750/0x750
[   49.381205][  T518]  ? __might_fault+0x97/0x140
[   49.381345][  T518]  ____sys_sendmsg+0x419/0x850
[   49.381476][  T518]  ? copy_msghdr_from_user+0x2a0/0x460
[   49.381608][  T518]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   49.381775][  T518]  ? move_addr_to_kernel+0x40/0x40
[   49.381912][  T518]  ? stack_depot_save_flags+0x367/0x770
[   49.382049][  T518]  ? validate_chain+0x38b/0xc20
[   49.382188][  T518]  ___sys_sendmsg+0x14e/0x1d0
[   49.382320][  T518]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   49.382483][  T518]  ? copy_msghdr_from_user+0x460/0x460
[   49.382625][  T518]  __sys_sendmsg+0x145/0x1f0
[   49.382761][  T518]  ? __sys_sendmsg_sock+0x20/0x20
[   49.382900][  T518]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   49.383071][  T518]  ? do_raw_spin_unlock+0x59/0x250
[   49.383207][  T518]  ? rcu_is_watching+0x15/0xd0
[   49.383340][  T518]  do_syscall_64+0x117/0xfc0
[   49.383473][  T518]  ? trace_hardirqs_off+0xd/0x30
[   49.383605][  T518]  ? exc_page_fault+0xee/0x100
[   49.383739][  T518]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   49.383903][  T518] RIP: 0033:0x7f40df76108e
[   49.384058][  T518] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   49.384546][  T518] RSP: 002b:00007ffc60e23150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.384748][  T518] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f40df76108e
[   49.384952][  T518] RDX: 0000000000000000 RSI: 00007ffc60e23200 RDI: 0000000000000005
[   49.385162][  T518] RBP: 00007ffc60e23160 R08: 0000000000000000 R09: 0000000000000000
[   49.385365][  T518] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   49.385571][  T518] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc60e238d0
[   49.385785][  T518]  </TASK>
[   49.385893][  T518] irq event stamp: 31817
[   49.386005][  T518] hardirqs last  enabled at (31825): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.386262][  T518] hardirqs last disabled at (31834): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.386503][  T518] softirqs last  enabled at (31220): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   49.386746][  T518] softirqs last disabled at (31129): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   49.386991][  T518] ---[ end trace 0000000000000000 ]---
[   49.388222][  T518] ------------[ cut here ]------------
[   49.388431][  T518] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/518
[   49.388758][  T518] CPU: 2 UID: 0 PID: 518 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.389130][  T518] Tainted: [W]=WARN
[   49.389302][  T518] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.389534][  T518] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.389765][  T518] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.390323][  T518] RSP: 0018:ffa00000015c6da0 EFLAGS: 00010286
[   49.390549][  T518] RAX: 00000000ffffffa6 RBX: ff11000015a89540 RCX: 1ff40000002b8d7a
[   49.390804][  T518] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a895f8
[   49.391071][  T518] RBP: ff11000015fa1000 R08: 1fe2200002b512c0 R09: ff11000004da2e58
[   49.391342][  T518] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   49.391596][  T518] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   49.391852][  T518] FS:  00007f40df527840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   49.392166][  T518] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.392392][  T518] CR2: 0000555faa067d5c CR3: 0000000013a5e002 CR4: 0000000000771ef0
[   49.392645][  T518] PKRU: 55555554
[   49.392797][  T518] Call Trace:
[   49.392949][  T518]  <TASK>
[   49.393076][  T518]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.393279][  T518]  ? notifier_call_chain+0xb0/0x320
[   49.393469][  T518]  rtmsg_ifinfo+0x5c/0xb0
[   49.393627][  T518]  netif_state_change+0x155/0x340
[   49.393814][  T518]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   49.394047][  T518]  netif_set_operstate+0xc1/0x100
[   49.394250][  T518]  ? rtnl_put_cacheinfo+0x250/0x250
[   49.394438][  T518]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   49.394660][  T518]  ? hsr_port_get_hsr+0x9c/0x150
[   49.394845][  T518]  ? packet_notifier+0x1c2/0xbd0
[   49.395042][  T518]  ? mutex_is_locked+0x1c/0x50
[   49.395243][  T518]  hsr_netdev_notify+0x387/0xad0
[   49.395484][  T518]  ? hsr_port_get_hsr+0x150/0x150
[   49.395734][  T518]  notifier_call_chain+0xb0/0x320
[   49.395924][  T518]  __dev_notify_flags+0xde/0x280
[   49.396135][  T518]  ? netif_change_name+0x8c0/0x8c0
[   49.396321][  T518]  ? netif_set_allmulti+0x250/0x250
[   49.396509][  T518]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.396704][  T518]  ? is_bpf_text_address+0x68/0x110
[   49.396893][  T518]  netif_change_flags+0xfe/0x190
[   49.397090][  T518]  do_setlink.isra.0+0x1cc3/0x2750
[   49.397293][  T518]  ? rtnl_link_get_size+0x350/0x350
[   49.397480][  T518]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   49.397699][  T518]  ? rcu_read_lock_any_held+0x3c/0x90
[   49.397889][  T518]  ? validate_chain+0x38b/0xc20
[   49.398086][  T518]  ? rcu_read_lock_any_held+0x66/0x90
[   49.398283][  T518]  ? stack_depot_save_flags+0x367/0x770
[   49.398472][  T518]  ? __lock_acquire+0x508/0xc10
[   49.398657][  T518]  ? lock_acquire.part.0+0xbc/0x260
[   49.398842][  T518]  ? rtnl_newlink+0x883/0xea0
[   49.399040][  T518]  ? rcu_is_watching+0x15/0xd0
[   49.399244][  T518]  ? lock_acquire+0x134/0x160
[   49.399430][  T518]  ? rcu_is_watching+0x15/0xd0
[   49.399615][  T518]  ? rcu_is_watching+0x15/0xd0
[   49.399802][  T518]  ? trace_contention_end+0xb3/0x1a0
[   49.399998][  T518]  ? __mutex_lock+0x1db/0x2010
[   49.400203][  T518]  ? __mutex_lock+0x9b2/0x2010
[   49.400390][  T518]  ? rtnl_newlink+0x883/0xea0
[   49.400577][  T518]  ? ww_mutex_lock+0x160/0x160
[   49.400772][  T518]  ? __rtnl_newlink+0x3fa/0xa50
[   49.400960][  T518]  rtnl_newlink+0x8d1/0xea0
[   49.401171][  T518]  ? lock_acquire.part.0+0xbc/0x260
[   49.401358][  T518]  ? __rtnl_newlink+0xa50/0xa50
[   49.401543][  T518]  ? mark_usage+0x61/0x170
[   49.401730][  T518]  ? lock_acquire.part.0+0xbc/0x260
[   49.401916][  T518]  ? find_held_lock+0x2b/0x80
[   49.402124][  T518]  ? __rtnl_newlink+0xa50/0xa50
[   49.402318][  T518]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.402504][  T518]  ? __rtnl_newlink+0xa50/0xa50
[   49.402689][  T518]  rtnetlink_rcv_msg+0x40d/0x9e0
[   49.402874][  T518]  ? validate_chain+0x38b/0xc20
[   49.403066][  T518]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.403262][  T518]  ? __lock_acquire+0x508/0xc10
[   49.403449][  T518]  ? lock_acquire.part.0+0xbc/0x260
[   49.403634][  T518]  ? find_held_lock+0x2b/0x80
[   49.403824][  T518]  netlink_rcv_skb+0x14e/0x3a0
[   49.404020][  T518]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.404222][  T518]  ? netlink_ack+0xcd0/0xcd0
[   49.404411][  T518]  ? netlink_deliver_tap+0xc5/0x330
[   49.404595][  T518]  ? netlink_deliver_tap+0x13c/0x330
[   49.404782][  T518]  netlink_unicast+0x486/0x750
[   49.404969][  T518]  ? netlink_attachskb+0x810/0x810
[   49.405177][  T518]  ? __lock_acquire+0x508/0xc10
[   49.405364][  T518]  netlink_sendmsg+0x735/0xc60
[   49.405552][  T518]  ? netlink_unicast+0x750/0x750
[   49.405742][  T518]  ? __might_fault+0x97/0x140
[   49.405932][  T518]  ____sys_sendmsg+0x419/0x850
[   49.406146][  T518]  ? copy_msghdr_from_user+0x2a0/0x460
[   49.406334][  T518]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   49.406554][  T518]  ? move_addr_to_kernel+0x40/0x40
[   49.406744][  T518]  ? stack_depot_save_flags+0x367/0x770
[   49.406932][  T518]  ? validate_chain+0x38b/0xc20
[   49.407144][  T518]  ___sys_sendmsg+0x14e/0x1d0
[   49.407330][  T518]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   49.407549][  T518]  ? copy_msghdr_from_user+0x460/0x460
[   49.407744][  T518]  __sys_sendmsg+0x145/0x1f0
[   49.407930][  T518]  ? __sys_sendmsg_sock+0x20/0x20
[   49.408140][  T518]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   49.408362][  T518]  ? do_raw_spin_unlock+0x59/0x250
[   49.408547][  T518]  ? rcu_is_watching+0x15/0xd0
[   49.408737][  T518]  do_syscall_64+0x117/0xfc0
[   49.408924][  T518]  ? trace_hardirqs_off+0xd/0x30
[   49.409134][  T518]  ? exc_page_fault+0xee/0x100
[   49.409321][  T518]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   49.409546][  T518] RIP: 0033:0x7f40df76108e
[   49.409738][  T518] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   49.410288][  T518] RSP: 002b:00007ffc60e23150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.410551][  T518] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f40df76108e
[   49.410807][  T518] RDX: 0000000000000000 RSI: 00007ffc60e23200 RDI: 0000000000000005
[   49.411068][  T518] RBP: 00007ffc60e23160 R08: 0000000000000000 R09: 0000000000000000
[   49.411331][  T518] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   49.411582][  T518] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc60e238d0
[   49.411843][  T518]  </TASK>
[   49.412001][  T518] irq event stamp: 33475
[   49.412165][  T518] hardirqs last  enabled at (33487): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.412454][  T518] hardirqs last disabled at (33496): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.412739][  T518] softirqs last  enabled at (32324): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   49.413036][  T518] softirqs last disabled at (32305): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   49.413338][  T518] ---[ end trace 0000000000000000 ]---
[   49.448304][  T519] ------------[ cut here ]------------
[   49.448494][  T519] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/519
[   49.448750][  T519] CPU: 3 UID: 0 PID: 519 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.449031][  T519] Tainted: [W]=WARN
[   49.449140][  T519] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.449306][  T519] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.449480][  T519] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.449961][  T519] RSP: 0018:ffa00000015c7020 EFLAGS: 00010286
[   49.450143][  T519] RAX: 00000000ffffffa6 RBX: ff11000011768040 RCX: 1ff40000002b8dca
[   49.450347][  T519] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000117680f8
[   49.450544][  T519] RBP: ff110000024b1000 R08: 1fe22000022ed020 R09: ff11000004da5158
[   49.450746][  T519] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   49.450942][  T519] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000024b1ce1
[   49.451149][  T519] FS:  00007fe852461840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   49.451384][  T519] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.451558][  T519] CR2: 00007fe8527311a0 CR3: 0000000004a00002 CR4: 0000000000771ef0
[   49.451758][  T519] PKRU: 55555554
[   49.451858][  T519] Call Trace:
[   49.451955][  T519]  <TASK>
[   49.452030][  T519]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.452170][  T519]  rtmsg_ifinfo+0x5c/0xb0
[   49.452270][  T519]  ? mark_held_locks+0x40/0x70
[   49.452405][  T519]  __dev_notify_flags+0x1b8/0x280
[   49.452543][  T519]  ? netif_change_name+0x8c0/0x8c0
[   49.452675][  T519]  ? __dev_change_flags+0x4a4/0x660
[   49.452808][  T519]  ? netif_set_allmulti+0x250/0x250
[   49.452941][  T519]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.453087][  T519]  ? is_bpf_text_address+0x68/0x110
[   49.453229][  T519]  netif_change_flags+0xfe/0x190
[   49.453368][  T519]  do_setlink.isra.0+0x1cc3/0x2750
[   49.453503][  T519]  ? rtnl_link_get_size+0x350/0x350
[   49.453636][  T519]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   49.453802][  T519]  ? rcu_read_lock_any_held+0x3c/0x90
[   49.453935][  T519]  ? validate_chain+0x38b/0xc20
[   49.454072][  T519]  ? rcu_read_lock_any_held+0x66/0x90
[   49.454207][  T519]  ? stack_depot_save_flags+0x367/0x770
[   49.454345][  T519]  ? __lock_acquire+0x508/0xc10
[   49.454479][  T519]  ? lock_acquire.part.0+0xbc/0x260
[   49.454610][  T519]  ? rtnl_newlink+0x883/0xea0
[   49.454742][  T519]  ? rcu_is_watching+0x15/0xd0
[   49.454873][  T519]  ? lock_acquire+0x134/0x160
[   49.455007][  T519]  ? rcu_is_watching+0x15/0xd0
[   49.455141][  T519]  ? rcu_is_watching+0x15/0xd0
[   49.455274][  T519]  ? trace_contention_end+0xb3/0x1a0
[   49.455407][  T519]  ? __mutex_lock+0x1db/0x2010
[   49.455539][  T519]  ? __mutex_lock+0x9b2/0x2010
[   49.455669][  T519]  ? rtnl_newlink+0x883/0xea0
[   49.455802][  T519]  ? ww_mutex_lock+0x160/0x160
[   49.455934][  T519]  ? __rtnl_newlink+0x3fa/0xa50
[   49.456074][  T519]  rtnl_newlink+0x8d1/0xea0
[   49.456209][  T519]  ? lock_acquire.part.0+0xbc/0x260
[   49.456343][  T519]  ? __rtnl_newlink+0xa50/0xa50
[   49.456475][  T519]  ? mark_usage+0x61/0x170
[   49.456609][  T519]  ? lock_acquire.part.0+0xbc/0x260
[   49.456740][  T519]  ? find_held_lock+0x2b/0x80
[   49.456875][  T519]  ? __rtnl_newlink+0xa50/0xa50
[   49.457013][  T519]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.457152][  T519]  ? __rtnl_newlink+0xa50/0xa50
[   49.457284][  T519]  rtnetlink_rcv_msg+0x40d/0x9e0
[   49.457417][  T519]  ? validate_chain+0x38b/0xc20
[   49.457548][  T519]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.457678][  T519]  ? __lock_acquire+0x508/0xc10
[   49.457812][  T519]  ? lock_acquire.part.0+0xbc/0x260
[   49.457943][  T519]  ? find_held_lock+0x2b/0x80
[   49.458079][  T519]  netlink_rcv_skb+0x14e/0x3a0
[   49.458215][  T519]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.458346][  T519]  ? netlink_ack+0xcd0/0xcd0
[   49.458541][  T519]  ? netlink_deliver_tap+0xc5/0x330
[   49.458705][  T519]  ? netlink_deliver_tap+0x13c/0x330
[   49.458838][  T519]  netlink_unicast+0x486/0x750
[   49.458970][  T519]  ? netlink_attachskb+0x810/0x810
[   49.459114][  T519]  ? __lock_acquire+0x508/0xc10
[   49.459248][  T519]  netlink_sendmsg+0x735/0xc60
[   49.459381][  T519]  ? netlink_unicast+0x750/0x750
[   49.459519][  T519]  ? __might_fault+0x97/0x140
[   49.459656][  T519]  ____sys_sendmsg+0x419/0x850
[   49.459788][  T519]  ? copy_msghdr_from_user+0x2a0/0x460
[   49.459920][  T519]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   49.460087][  T519]  ? move_addr_to_kernel+0x40/0x40
[   49.460225][  T519]  ? stack_depot_save_flags+0x367/0x770
[   49.460359][  T519]  ? validate_chain+0x38b/0xc20
[   49.460493][  T519]  ___sys_sendmsg+0x14e/0x1d0
[   49.460626][  T519]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   49.460791][  T519]  ? copy_msghdr_from_user+0x460/0x460
[   49.460931][  T519]  __sys_sendmsg+0x145/0x1f0
[   49.461067][  T519]  ? __sys_sendmsg_sock+0x20/0x20
[   49.461204][  T519]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   49.461371][  T519]  ? do_raw_spin_unlock+0x59/0x250
[   49.461505][  T519]  ? rcu_is_watching+0x15/0xd0
[   49.461638][  T519]  do_syscall_64+0x117/0xfc0
[   49.461770][  T519]  ? trace_hardirqs_off+0xd/0x30
[   49.461903][  T519]  ? exc_page_fault+0xee/0x100
[   49.462038][  T519]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   49.462206][  T519] RIP: 0033:0x7fe85269b08e
[   49.462345][  T519] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   49.462816][  T519] RSP: 002b:00007ffce14d7ac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.463024][  T519] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe85269b08e
[   49.463227][  T519] RDX: 0000000000000000 RSI: 00007ffce14d7b70 RDI: 0000000000000005
[   49.463427][  T519] RBP: 00007ffce14d7ad0 R08: 0000000000000000 R09: 0000000000000000
[   49.463627][  T519] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   49.463826][  T519] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce14d8240
[   49.464037][  T519]  </TASK>
[   49.464142][  T519] irq event stamp: 20485
[   49.464243][  T519] hardirqs last  enabled at (20493): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.464477][  T519] hardirqs last disabled at (20500): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.464705][  T519] softirqs last  enabled at (19608): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   49.464935][  T519] softirqs last disabled at (19606): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   49.465175][  T519] ---[ end trace 0000000000000000 ]---
[   49.465936][  T176] ------------[ cut here ]------------
[   49.466156][  T176] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u20:2/176
[   49.466455][  T176] CPU: 2 UID: 0 PID: 176 Comm: kworker/u20:2 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.466791][  T176] Tainted: [W]=WARN
[   49.466937][  T176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.467223][  T176] Workqueue: events_unbound linkwatch_event
[   49.467442][  T176] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.467674][  T176] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.468226][  T176] RSP: 0018:ffa00000008579e0 EFLAGS: 00010286
[   49.468437][  T176] RAX: 00000000ffffffa6 RBX: ff110000159d9540 RCX: 1ff400000010af02
[   49.468674][  T176] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d95f8
[   49.468908][  T176] RBP: ff11000013e24000 R08: 1fe2200002b3b2c0 R09: ff11000013b68ba8
[   49.469166][  T176] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   49.469394][  T176] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.469623][  T176] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   49.469885][  T176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.470108][  T176] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[   49.470338][  T176] PKRU: 55555554
[   49.470476][  T176] Call Trace:
[   49.470616][  T176]  <TASK>
[   49.470725][  T176]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.470897][  T176]  ? notifier_call_chain+0xb0/0x320
[   49.471089][  T176]  rtmsg_ifinfo+0x5c/0xb0
[   49.471250][  T176]  netif_state_change+0x155/0x340
[   49.471427][  T176]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   49.471626][  T176]  ? linkwatch_do_dev+0xae/0xd0
[   49.471795][  T176]  __linkwatch_run_queue+0x34c/0x750
[   49.471964][  T176]  ? linkwatch_do_dev+0xd0/0xd0
[   49.472159][  T176]  linkwatch_event+0x7f/0xb0
[   49.472330][  T176]  ? __linkwatch_run_queue+0x750/0x750
[   49.472500][  T176]  process_one_work+0xdf8/0x1410
[   49.472679][  T176]  ? pwq_dec_nr_in_flight+0x710/0x710
[   49.472849][  T176]  ? lock_acquire.part.0+0xbc/0x260
[   49.473031][  T176]  worker_thread+0x4f1/0xd60
[   49.473218][  T176]  ? rescuer_thread+0x1320/0x1320
[   49.473388][  T176]  ? __kthread_parkme+0xbd/0x210
[   49.473560][  T176]  ? rescuer_thread+0x1320/0x1320
[   49.473730][  T176]  kthread+0x367/0x460
[   49.473871][  T176]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   49.474082][  T176]  ? kthread_affine_node+0x330/0x330
[   49.474268][  T176]  ret_from_fork+0x474/0x6b0
[   49.474440][  T176]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   49.474639][  T176]  ? __switch_to+0x5a3/0xe00
[   49.474811][  T176]  ? kthread_affine_node+0x330/0x330
[   49.474982][  T176]  ret_from_fork_asm+0x11/0x20
[   49.475181][  T176]  </TASK>
[   49.475323][  T176] irq event stamp: 37093
[   49.475461][  T176] hardirqs last  enabled at (37103): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.475719][  T176] hardirqs last disabled at (37112): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.475975][  T176] softirqs last  enabled at (36650): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   49.476260][  T176] softirqs last disabled at (36605): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   49.476515][  T176] ---[ end trace 0000000000000000 ]---
[   49.518896][  T520] ------------[ cut here ]------------
[   49.519158][  T520] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/520
[   49.519524][  T520] CPU: 0 UID: 0 PID: 520 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.519928][  T520] Tainted: [W]=WARN
[   49.520090][  T520] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.520352][  T520] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.520609][  T520] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.521346][  T520] RSP: 0018:ffa00000015d7020 EFLAGS: 00010286
[   49.521602][  T520] RAX: 00000000ffffffa6 RBX: ff110000159d8040 RCX: 1ff40000002badca
[   49.521900][  T520] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d80f8
[   49.522243][  T520] RBP: ff11000010f61000 R08: 1fe2200002b3b020 R09: ff11000013030b58
[   49.522542][  T520] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   49.522841][  T520] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f61ce1
[   49.523164][  T520] FS:  00007f0d636af840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   49.523535][  T520] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.523794][  T520] CR2: 0000000025e79988 CR3: 000000000fb20001 CR4: 0000000000771ef0
[   49.524119][  T520] PKRU: 55555554
[   49.524274][  T520] Call Trace:
[   49.524426][  T520]  <TASK>
[   49.524529][  T520]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.524739][  T520]  rtmsg_ifinfo+0x5c/0xb0
[   49.524895][  T520]  ? mark_held_locks+0x40/0x70
[   49.525115][  T520]  __dev_notify_flags+0x1b8/0x280
[   49.525323][  T520]  ? netif_change_name+0x8c0/0x8c0
[   49.525527][  T520]  ? __dev_change_flags+0x4a4/0x660
[   49.525734][  T520]  ? netif_set_allmulti+0x250/0x250
[   49.525933][  T520]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.526150][  T520]  ? is_bpf_text_address+0x68/0x110
[   49.526357][  T520]  netif_change_flags+0xfe/0x190
[   49.526564][  T520]  do_setlink.isra.0+0x1cc3/0x2750
[   49.526771][  T520]  ? rtnl_link_get_size+0x350/0x350
[   49.526979][  T520]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   49.527251][  T520]  ? rcu_read_lock_any_held+0x3c/0x90
[   49.527454][  T520]  ? validate_chain+0x38b/0xc20
[   49.527662][  T520]  ? rcu_read_lock_any_held+0x66/0x90
[   49.527865][  T520]  ? stack_depot_save_flags+0x367/0x770
[   49.528078][  T520]  ? __lock_acquire+0x508/0xc10
[   49.528293][  T520]  ? lock_acquire.part.0+0xbc/0x260
[   49.528497][  T520]  ? rtnl_newlink+0x883/0xea0
[   49.528699][  T520]  ? rcu_is_watching+0x15/0xd0
[   49.528905][  T520]  ? lock_acquire+0x134/0x160
[   49.529120][  T520]  ? rcu_is_watching+0x15/0xd0
[   49.529323][  T520]  ? rcu_is_watching+0x15/0xd0
[   49.529527][  T520]  ? trace_contention_end+0xb3/0x1a0
[   49.529732][  T520]  ? __mutex_lock+0x1db/0x2010
[   49.529945][  T520]  ? __mutex_lock+0x9b2/0x2010
[   49.530167][  T520]  ? rtnl_newlink+0x883/0xea0
[   49.530373][  T520]  ? ww_mutex_lock+0x160/0x160
[   49.530578][  T520]  ? __rtnl_newlink+0x3fa/0xa50
[   49.530787][  T520]  rtnl_newlink+0x8d1/0xea0
[   49.531002][  T520]  ? lock_acquire.part.0+0xbc/0x260
[   49.531214][  T520]  ? __rtnl_newlink+0xa50/0xa50
[   49.531419][  T520]  ? mark_usage+0x61/0x170
[   49.531627][  T520]  ? lock_acquire.part.0+0xbc/0x260
[   49.531832][  T520]  ? find_held_lock+0x2b/0x80
[   49.532038][  T520]  ? __rtnl_newlink+0xa50/0xa50
[   49.532252][  T520]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.532458][  T520]  ? __rtnl_newlink+0xa50/0xa50
[   49.532662][  T520]  rtnetlink_rcv_msg+0x40d/0x9e0
[   49.532869][  T520]  ? validate_chain+0x38b/0xc20
[   49.533082][  T520]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.533454][  T520]  ? __lock_acquire+0x508/0xc10
[   49.533662][  T520]  ? lock_acquire.part.0+0xbc/0x260
[   49.533864][  T520]  ? find_held_lock+0x2b/0x80
[   49.534078][  T520]  netlink_rcv_skb+0x14e/0x3a0
[   49.534386][  T520]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.534592][  T520]  ? netlink_ack+0xcd0/0xcd0
[   49.534803][  T520]  ? netlink_deliver_tap+0xc5/0x330
[   49.535009][  T520]  ? netlink_deliver_tap+0x13c/0x330
[   49.535468][  T520]  netlink_unicast+0x486/0x750
[   49.535749][  T520]  ? netlink_attachskb+0x810/0x810
[   49.535952][  T520]  ? __lock_acquire+0x508/0xc10
[   49.536166][  T520]  netlink_sendmsg+0x735/0xc60
[   49.536371][  T520]  ? netlink_unicast+0x750/0x750
[   49.536578][  T520]  ? __might_fault+0x97/0x140
[   49.536786][  T520]  ____sys_sendmsg+0x419/0x850
[   49.536997][  T520]  ? copy_msghdr_from_user+0x2a0/0x460
[   49.537210][  T520]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   49.537460][  T520]  ? move_addr_to_kernel+0x40/0x40
[   49.537662][  T520]  ? stack_depot_save_flags+0x367/0x770
[   49.537866][  T520]  ? validate_chain+0x38b/0xc20
[   49.538076][  T520]  ___sys_sendmsg+0x14e/0x1d0
[   49.538288][  T520]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   49.538541][  T520]  ? copy_msghdr_from_user+0x460/0x460
[   49.538764][  T520]  __sys_sendmsg+0x145/0x1f0
[   49.538968][  T520]  ? __sys_sendmsg_sock+0x20/0x20
[   49.539182][  T520]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   49.539440][  T520]  ? do_raw_spin_unlock+0x59/0x250
[   49.539645][  T520]  ? rcu_is_watching+0x15/0xd0
[   49.539848][  T520]  do_syscall_64+0x117/0xfc0
[   49.540057][  T520]  ? trace_hardirqs_off+0xd/0x30
[   49.540275][  T520]  ? exc_page_fault+0xee/0x100
[   49.540481][  T520]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   49.540732][  T520] RIP: 0033:0x7f0d638e908e
[   49.540945][  T520] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   49.541674][  T520] RSP: 002b:00007fff6d145b70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.541981][  T520] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0d638e908e
[   49.542297][  T520] RDX: 0000000000000000 RSI: 00007fff6d145c20 RDI: 0000000000000005
[   49.542597][  T520] RBP: 00007fff6d145b80 R08: 0000000000000000 R09: 0000000000000000
[   49.542907][  T520] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c694
[   49.543225][  T520] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6d1462f0
[   49.543540][  T520]  </TASK>
[   49.543695][  T520] irq event stamp: 23283
[   49.543847][  T520] hardirqs last  enabled at (23291): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.544214][  T520] hardirqs last disabled at (23300): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.544570][  T520] softirqs last  enabled at (23002): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   49.544922][  T520] softirqs last disabled at (22921): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   49.545285][  T520] ---[ end trace 0000000000000000 ]---
[   49.546252][   T46] ------------[ cut here ]------------
[   49.546391][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:1/46
[   49.546632][   T46] CPU: 3 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.546908][   T46] Tainted: [W]=WARN
[   49.547002][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.547166][   T46] Workqueue: events_unbound linkwatch_event
[   49.547323][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.547480][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.547915][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[   49.548077][   T46] RAX: 00000000ffffffa6 RBX: ff11000013ea1540 RCX: 1ff4000000065f02
[   49.548261][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea15f8
[   49.548452][   T46] RBP: ff11000010f61000 R08: 1fe22000027d42c0 R09: ff11000002410ba8
[   49.548632][   T46] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   49.548814][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.549003][   T46] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   49.549224][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.549377][   T46] CR2: 00007fe85252e574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   49.549561][   T46] PKRU: 55555554
[   49.549653][   T46] Call Trace:
[   49.549749][   T46]  <TASK>
[   49.549814][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.549939][   T46]  ? notifier_call_chain+0xb0/0x320
[   49.550070][   T46]  rtmsg_ifinfo+0x5c/0xb0
[   49.550168][   T46]  netif_state_change+0x155/0x340
[   49.550296][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   49.550450][   T46]  ? linkwatch_do_dev+0xae/0xd0
[   49.550574][   T46]  __linkwatch_run_queue+0x34c/0x750
[   49.550708][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[   49.550831][   T46]  linkwatch_event+0x7f/0xb0
[   49.550950][   T46]  ? __linkwatch_run_queue+0x750/0x750
[   49.551079][   T46]  process_one_work+0xdf8/0x1410
[   49.551209][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[   49.551330][   T46]  ? lock_acquire.part.0+0xbc/0x260
[   49.551454][   T46]  worker_thread+0x4f1/0xd60
[   49.551598][   T46]  ? rescuer_thread+0x1320/0x1320
[   49.551760][   T46]  kthread+0x367/0x460
[   49.551853][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   49.552016][   T46]  ? kthread_affine_node+0x330/0x330
[   49.552143][   T46]  ret_from_fork+0x474/0x6b0
[   49.552268][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   49.552421][   T46]  ? __switch_to+0x5a3/0xe00
[   49.552543][   T46]  ? kthread_affine_node+0x330/0x330
[   49.552663][   T46]  ret_from_fork_asm+0x11/0x20
[   49.552790][   T46]  </TASK>
[   49.552883][   T46] irq event stamp: 35525
[   49.552975][   T46] hardirqs last  enabled at (35533): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.553196][   T46] hardirqs last disabled at (35542): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.553403][   T46] softirqs last  enabled at (35186): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   49.553612][   T46] softirqs last disabled at (35181): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   49.553819][   T46] ---[ end trace 0000000000000000 ]---
[   49.554430][   T46] ------------[ cut here ]------------
[   49.554560][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:1/46
[   49.554813][   T46] CPU: 3 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.555142][   T46] Tainted: [W]=WARN
[   49.555238][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.555400][   T46] Workqueue: events_unbound linkwatch_event
[   49.555565][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.555729][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.556190][   T46] RSP: 0018:ffa000000032f760 EFLAGS: 00010286
[   49.556353][   T46] RAX: 00000000ffffffa6 RBX: ff11000013ea0580 RCX: 1ff4000000065eb2
[   49.556541][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea0638
[   49.556737][   T46] RBP: ff11000015fa1000 R08: 1fe22000027d40c8 R09: ff11000002410ba8
[   49.556929][   T46] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   49.557139][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   49.557332][   T46] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   49.557555][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.557716][   T46] CR2: 00007fe85252e574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   49.557909][   T46] PKRU: 55555554
[   49.558010][   T46] Call Trace:
[   49.558110][   T46]  <TASK>
[   49.558177][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.558322][   T46]  ? notifier_call_chain+0xb0/0x320
[   49.558516][   T46]  rtmsg_ifinfo+0x5c/0xb0
[   49.558618][   T46]  netif_state_change+0x155/0x340
[   49.558744][   T46]  ? __queue_work+0x31a/0xc00
[   49.558873][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   49.559039][   T46]  ? lockdep_hardirqs_on+0x8c/0x130
[   49.559174][   T46]  ? mod_delayed_work_on+0x109/0x120
[   49.559302][   T46]  netif_set_operstate+0xc1/0x100
[   49.559429][   T46]  ? rtnl_put_cacheinfo+0x250/0x250
[   49.559555][   T46]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   49.559716][   T46]  hsr_check_carrier_and_operstate+0x4da/0x700
[   49.559877][   T46]  hsr_netdev_notify+0x387/0xad0
[   49.560008][   T46]  ? unregister_vlan_dev+0x380/0x380
[   49.560141][   T46]  ? hsr_port_get_hsr+0x150/0x150
[   49.560271][   T46]  notifier_call_chain+0xb0/0x320
[   49.560399][   T46]  netif_state_change+0x139/0x340
[   49.560527][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   49.560684][   T46]  ? linkwatch_do_dev+0xae/0xd0
[   49.560809][   T46]  __linkwatch_run_queue+0x34c/0x750
[   49.560938][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[   49.561068][   T46]  linkwatch_event+0x7f/0xb0
[   49.561201][   T46]  ? __linkwatch_run_queue+0x750/0x750
[   49.561328][   T46]  process_one_work+0xdf8/0x1410
[   49.561457][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[   49.561585][   T46]  ? lock_acquire.part.0+0xbc/0x260
[   49.561714][   T46]  worker_thread+0x4f1/0xd60
[   49.561846][   T46]  ? rescuer_thread+0x1320/0x1320
[   49.561973][   T46]  kthread+0x367/0x460
[   49.562075][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   49.562236][   T46]  ? kthread_affine_node+0x330/0x330
[   49.562366][   T46]  ret_from_fork+0x474/0x6b0
[   49.562494][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   49.562654][   T46]  ? __switch_to+0x5a3/0xe00
[   49.562784][   T46]  ? kthread_affine_node+0x330/0x330
[   49.562913][   T46]  ret_from_fork_asm+0x11/0x20
[   49.563054][   T46]  </TASK>
[   49.563154][   T46] irq event stamp: 36477
[   49.563249][   T46] hardirqs last  enabled at (36485): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.563470][   T46] hardirqs last disabled at (36492): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.563694][   T46] softirqs last  enabled at (36014): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   49.563916][   T46] softirqs last disabled at (35973): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   49.564149][   T46] ---[ end trace 0000000000000000 ]---
[   49.564359][   T46] ------------[ cut here ]------------
[   49.564478][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:1/46
[   49.564714][   T46] CPU: 3 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.564992][   T46] Tainted: [W]=WARN
[   49.565083][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.565243][   T46] Workqueue: events_unbound linkwatch_event
[   49.565399][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.565554][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.565982][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[   49.566148][   T46] RAX: 00000000ffffffa6 RBX: ff11000013ea0e40 RCX: 1ff4000000065f02
[   49.566327][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea0ef8
[   49.566505][   T46] RBP: ff110000075a9000 R08: 1fe22000027d41e0 R09: ff11000002410ba8
[   49.566683][   T46] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   49.566864][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.567052][   T46] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   49.567265][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.567483][   T46] CR2: 00007fe85252e574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   49.567749][   T46] PKRU: 55555554
[   49.567874][   T46] Call Trace:
[   49.567967][   T46]  <TASK>
[   49.568033][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.568168][   T46]  ? notifier_call_chain+0xb0/0x320
[   49.568291][   T46]  rtmsg_ifinfo+0x5c/0xb0
[   49.568383][   T46]  netif_state_change+0x155/0x340
[   49.568503][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   49.568654][   T46]  ? linkwatch_do_dev+0xae/0xd0
[   49.568776][   T46]  __linkwatch_run_queue+0x34c/0x750
[   49.568899][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[   49.569028][   T46]  linkwatch_event+0x7f/0xb0
[   49.569152][   T46]  ? __linkwatch_run_queue+0x750/0x750
[   49.569273][   T46]  process_one_work+0xdf8/0x1410
[   49.569396][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[   49.569516][   T46]  ? lock_acquire.part.0+0xbc/0x260
[   49.569641][   T46]  worker_thread+0x4f1/0xd60
[   49.569767][   T46]  ? rescuer_thread+0x1320/0x1320
[   49.569887][   T46]  kthread+0x367/0x460
[   49.569977][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   49.570136][   T46]  ? kthread_affine_node+0x330/0x330
[   49.570256][   T46]  ret_from_fork+0x474/0x6b0
[   49.570376][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   49.570527][   T46]  ? __switch_to+0x5a3/0xe00
[   49.570648][   T46]  ? kthread_affine_node+0x330/0x330
[   49.570767][   T46]  ret_from_fork_asm+0x11/0x20
[   49.570892][   T46]  </TASK>
[   49.570982][   T46] irq event stamp: 36951
[   49.571080][   T46] hardirqs last  enabled at (36959): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.571291][   T46] hardirqs last disabled at (36968): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.571499][   T46] softirqs last  enabled at (36560): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   49.571706][   T46] softirqs last disabled at (36558): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   49.571910][   T46] ---[ end trace 0000000000000000 ]---
[   49.572466][   T46] ------------[ cut here ]------------
[   49.572584][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:1/46
[   49.572821][   T46] CPU: 3 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.573092][   T46] Tainted: [W]=WARN
[   49.573190][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.573342][   T46] Workqueue: events_unbound linkwatch_event
[   49.573498][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.573654][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.574086][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[   49.574244][   T46] RAX: 00000000ffffffa6 RBX: ff11000015e0d540 RCX: 1ff4000000065f02
[   49.574424][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e0d5f8
[   49.574603][   T46] RBP: ff11000015fa1000 R08: 1fe2200002bc1ac0 R09: ff11000002410ba8
[   49.574783][   T46] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   49.574961][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.575164][   T46] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   49.575375][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.575527][   T46] CR2: 00007fe85252e574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   49.575712][   T46] PKRU: 55555554
[   49.575801][   T46] Call Trace:
[   49.575894][   T46]  <TASK>
[   49.575958][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.576083][   T46]  ? notifier_call_chain+0xb0/0x320
[   49.576214][   T46]  rtmsg_ifinfo+0x5c/0xb0
[   49.576306][   T46]  netif_state_change+0x155/0x340
[   49.576427][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   49.576577][   T46]  ? linkwatch_do_dev+0xae/0xd0
[   49.576696][   T46]  __linkwatch_run_queue+0x34c/0x750
[   49.576849][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[   49.577005][   T46]  linkwatch_event+0x7f/0xb0
[   49.577129][   T46]  ? __linkwatch_run_queue+0x750/0x750
[   49.577250][   T46]  process_one_work+0xdf8/0x1410
[   49.577374][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[   49.577493][   T46]  ? lock_acquire.part.0+0xbc/0x260
[   49.577615][   T46]  worker_thread+0x4f1/0xd60
[   49.577743][   T46]  ? rescuer_thread+0x1320/0x1320
[   49.577860][   T46]  kthread+0x367/0x460
[   49.577950][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   49.578109][   T46]  ? kthread_affine_node+0x330/0x330
[   49.578246][   T46]  ret_from_fork+0x474/0x6b0
[   49.578366][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   49.578515][   T46]  ? __switch_to+0x5a3/0xe00
[   49.578637][   T46]  ? kthread_affine_node+0x330/0x330
[   49.578756][   T46]  ret_from_fork_asm+0x11/0x20
[   49.578883][   T46]  </TASK>
[   49.578970][   T46] irq event stamp: 37711
[   49.579071][   T46] hardirqs last  enabled at (37719): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.579283][   T46] hardirqs last disabled at (37728): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.579492][   T46] softirqs last  enabled at (37320): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   49.579745][   T46] softirqs last disabled at (37318): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   49.579947][   T46] ---[ end trace 0000000000000000 ]---
[   49.614999][  T521] hsr3: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   49.615622][  T521] ------------[ cut here ]------------
[   49.615825][  T521] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/521
[   49.616194][  T521] CPU: 0 UID: 0 PID: 521 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.616605][  T521] Tainted: [W]=WARN
[   49.616759][  T521] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.617016][  T521] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.617289][  T521] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.618014][  T521] RSP: 0018:ffa00000015e7020 EFLAGS: 00010286
[   49.618468][  T521] RAX: 00000000ffffffa6 RBX: ff11000013a61c40 RCX: 1ff40000002bcdca
[   49.618798][  T521] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a61cf8
[   49.619494][  T521] RBP: ff110000138a4000 R08: 1fe220000274c3a0 R09: ff11000013032e58
[   49.619803][  T521] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   49.620137][  T521] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000138a4ce1
[   49.620444][  T521] FS:  00007f0d8b2bd840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   49.620807][  T521] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.621066][  T521] CR2: 000000002b5ef988 CR3: 0000000015e9e003 CR4: 0000000000771ef0
[   49.621377][  T521] PKRU: 55555554
[   49.621532][  T521] Call Trace:
[   49.621685][  T521]  <TASK>
[   49.621791][  T521]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.622004][  T521]  rtmsg_ifinfo+0x5c/0xb0
[   49.622168][  T521]  ? mark_held_locks+0x40/0x70
[   49.622372][  T521]  __dev_notify_flags+0x1b8/0x280
[   49.622578][  T521]  ? netif_change_name+0x8c0/0x8c0
[   49.622784][  T521]  ? __dev_change_flags+0x4a4/0x660
[   49.622993][  T521]  ? netif_set_allmulti+0x250/0x250
[   49.623202][  T521]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.623405][  T521]  ? is_bpf_text_address+0x68/0x110
[   49.623611][  T521]  netif_change_flags+0xfe/0x190
[   49.623815][  T521]  do_setlink.isra.0+0x1cc3/0x2750
[   49.624032][  T521]  ? rtnl_link_get_size+0x350/0x350
[   49.624245][  T521]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   49.624502][  T521]  ? rcu_read_lock_any_held+0x3c/0x90
[   49.624703][  T521]  ? validate_chain+0x38b/0xc20
[   49.624903][  T521]  ? rcu_read_lock_any_held+0x66/0x90
[   49.625115][  T521]  ? stack_depot_save_flags+0x367/0x770
[   49.625320][  T521]  ? __lock_acquire+0x508/0xc10
[   49.625529][  T521]  ? lock_acquire.part.0+0xbc/0x260
[   49.625730][  T521]  ? rtnl_newlink+0x883/0xea0
[   49.625934][  T521]  ? rcu_is_watching+0x15/0xd0
[   49.626150][  T521]  ? lock_acquire+0x134/0x160
[   49.626351][  T521]  ? rcu_is_watching+0x15/0xd0
[   49.626549][  T521]  ? rcu_is_watching+0x15/0xd0
[   49.626749][  T521]  ? trace_contention_end+0xb3/0x1a0
[   49.626955][  T521]  ? __mutex_lock+0x1db/0x2010
[   49.627170][  T521]  ? __mutex_lock+0x9b2/0x2010
[   49.627368][  T521]  ? rtnl_newlink+0x883/0xea0
[   49.627567][  T521]  ? ww_mutex_lock+0x160/0x160
[   49.627774][  T521]  ? __rtnl_newlink+0x3fa/0xa50
[   49.627977][  T521]  rtnl_newlink+0x8d1/0xea0
[   49.628192][  T521]  ? lock_acquire.part.0+0xbc/0x260
[   49.628392][  T521]  ? __rtnl_newlink+0xa50/0xa50
[   49.628596][  T521]  ? mark_usage+0x61/0x170
[   49.628799][  T521]  ? lock_acquire.part.0+0xbc/0x260
[   49.629006][  T521]  ? find_held_lock+0x2b/0x80
[   49.629214][  T521]  ? __rtnl_newlink+0xa50/0xa50
[   49.629419][  T521]  ? __lock_release.isra.0+0x6b/0x1a0
[   49.629617][  T521]  ? __rtnl_newlink+0xa50/0xa50
[   49.629812][  T521]  rtnetlink_rcv_msg+0x40d/0x9e0
[   49.630007][  T521]  ? validate_chain+0x38b/0xc20
[   49.630219][  T521]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.630420][  T521]  ? __lock_acquire+0x508/0xc10
[   49.630622][  T521]  ? lock_acquire.part.0+0xbc/0x260
[   49.630821][  T521]  ? find_held_lock+0x2b/0x80
[   49.631028][  T521]  netlink_rcv_skb+0x14e/0x3a0
[   49.631236][  T521]  ? rtnl_stats_set+0x3f0/0x3f0
[   49.631439][  T521]  ? netlink_ack+0xcd0/0xcd0
[   49.631615][  T521]  ? netlink_deliver_tap+0xc5/0x330
[   49.631819][  T521]  ? netlink_deliver_tap+0x13c/0x330
[   49.632027][  T521]  netlink_unicast+0x486/0x750
[   49.632235][  T521]  ? netlink_attachskb+0x810/0x810
[   49.632433][  T521]  ? __lock_acquire+0x508/0xc10
[   49.632631][  T521]  netlink_sendmsg+0x735/0xc60
[   49.632828][  T521]  ? netlink_unicast+0x750/0x750
[   49.633034][  T521]  ? __might_fault+0x97/0x140
[   49.633251][  T521]  ____sys_sendmsg+0x419/0x850
[   49.633454][  T521]  ? copy_msghdr_from_user+0x2a0/0x460
[   49.633656][  T521]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   49.633906][  T521]  ? move_addr_to_kernel+0x40/0x40
[   49.634124][  T521]  ? stack_depot_save_flags+0x367/0x770
[   49.634329][  T521]  ? validate_chain+0x38b/0xc20
[   49.634533][  T521]  ___sys_sendmsg+0x14e/0x1d0
[   49.634738][  T521]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   49.634996][  T521]  ? copy_msghdr_from_user+0x460/0x460
[   49.635230][  T521]  __sys_sendmsg+0x145/0x1f0
[   49.635434][  T521]  ? __sys_sendmsg_sock+0x20/0x20
[   49.635634][  T521]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   49.635892][  T521]  ? do_raw_spin_unlock+0x59/0x250
[   49.636108][  T521]  ? rcu_is_watching+0x15/0xd0
[   49.636316][  T521]  do_syscall_64+0x117/0xfc0
[   49.636520][  T521]  ? trace_hardirqs_off+0xd/0x30
[   49.636724][  T521]  ? exc_page_fault+0xee/0x100
[   49.636925][  T521]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   49.637192][  T521] RIP: 0033:0x7f0d8b4f708e
[   49.637413][  T521] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   49.638150][  T521] RSP: 002b:00007ffca54453d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.638457][  T521] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0d8b4f708e
[   49.638760][  T521] RDX: 0000000000000000 RSI: 00007ffca5445480 RDI: 0000000000000005
[   49.639073][  T521] RBP: 00007ffca54453e0 R08: 0000000000000000 R09: 0000000000000000
[   49.639387][  T521] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c695
[   49.639691][  T521] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca5445b50
[   49.640010][  T521]  </TASK>
[   49.640172][  T521] irq event stamp: 24775
[   49.640326][  T521] hardirqs last  enabled at (24783): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.640684][  T521] hardirqs last disabled at (24790): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.641041][  T521] softirqs last  enabled at (24004): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   49.641397][  T521] softirqs last disabled at (23979): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   49.641745][  T521] ---[ end trace 0000000000000000 ]---
[   49.883684][  T176] ------------[ cut here ]------------
[   49.883884][  T176] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:2/176
[   49.884167][  T176] CPU: 3 UID: 0 PID: 176 Comm: kworker/u20:2 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.884465][  T176] Tainted: [W]=WARN
[   49.884564][  T176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.884723][  T176] Workqueue: events_unbound linkwatch_event
[   49.884896][  T176] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.885081][  T176] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.885561][  T176] RSP: 0018:ffa00000008579e0 EFLAGS: 00010286
[   49.885724][  T176] RAX: 00000000ffffffa6 RBX: ff11000004e39c40 RCX: 1ff400000010af02
[   49.885911][  T176] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39cf8
[   49.886109][  T176] RBP: ff11000010f09000 R08: 1fe22000009c73a0 R09: ff11000013b68ba8
[   49.886317][  T176] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   49.886511][  T176] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.886716][  T176] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   49.886951][  T176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.887138][  T176] CR2: 00007fa59f5212b0 CR3: 0000000010cdb004 CR4: 0000000000771ef0
[   49.887349][  T176] PKRU: 55555554
[   49.887452][  T176] Call Trace:
[   49.887554][  T176]  <TASK>
[   49.887626][  T176]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.887755][  T176]  ? notifier_call_chain+0xb0/0x320
[   49.887887][  T176]  rtmsg_ifinfo+0x5c/0xb0
[   49.887997][  T176]  netif_state_change+0x155/0x340
[   49.888136][  T176]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   49.888302][  T176]  ? linkwatch_do_dev+0xae/0xd0
[   49.888425][  T176]  __linkwatch_run_queue+0x34c/0x750
[   49.888553][  T176]  ? linkwatch_do_dev+0xd0/0xd0
[   49.888680][  T176]  linkwatch_event+0x7f/0xb0
[   49.888808][  T176]  ? __linkwatch_run_queue+0x750/0x750
[   49.888934][  T176]  process_one_work+0xdf8/0x1410
[   49.889071][  T176]  ? pwq_dec_nr_in_flight+0x710/0x710
[   49.889200][  T176]  ? lock_acquire.part.0+0xbc/0x260
[   49.889337][  T176]  worker_thread+0x4f1/0xd60
[   49.889472][  T176]  ? rescuer_thread+0x1320/0x1320
[   49.889604][  T176]  ? __kthread_parkme+0xbd/0x210
[   49.889734][  T176]  ? rescuer_thread+0x1320/0x1320
[   49.889863][  T176]  kthread+0x367/0x460
[   49.889962][  T176]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   49.890154][  T176]  ? kthread_affine_node+0x330/0x330
[   49.890326][  T176]  ret_from_fork+0x474/0x6b0
[   49.890455][  T176]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   49.890624][  T176]  ? __switch_to+0x5a3/0xe00
[   49.890766][  T176]  ? kthread_affine_node+0x330/0x330
[   49.890901][  T176]  ret_from_fork_asm+0x11/0x20
[   49.891042][  T176]  </TASK>
[   49.891158][  T176] irq event stamp: 37913
[   49.891290][  T176] hardirqs last  enabled at (37921): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.891516][  T176] hardirqs last disabled at (37928): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.891745][  T176] softirqs last  enabled at (37662): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   49.891964][  T176] softirqs last disabled at (37657): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   49.892247][  T176] ---[ end trace 0000000000000000 ]---
[   49.892857][  T176] ------------[ cut here ]------------
[   49.893036][  T176] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:2/176
[   49.893298][  T176] CPU: 3 UID: 0 PID: 176 Comm: kworker/u20:2 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   49.893587][  T176] Tainted: [W]=WARN
[   49.893689][  T176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.893846][  T176] Workqueue: events_unbound linkwatch_event
[   49.894026][  T176] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   49.894211][  T176] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   49.894679][  T176] RSP: 0018:ffa00000008579e0 EFLAGS: 00010286
[   49.894845][  T176] RAX: 00000000ffffffa6 RBX: ff11000010dc2900 RCX: 1ff400000010af02
[   49.895044][  T176] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc29b8
[   49.895243][  T176] RBP: ff110000024b1000 R08: 1fe22000021b8538 R09: ff11000013b68ba8
[   49.895441][  T176] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   49.895636][  T176] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.895829][  T176] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   49.896056][  T176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.896233][  T176] CR2: 00007fa59f5212b0 CR3: 0000000010cdb004 CR4: 0000000000771ef0
[   49.896422][  T176] PKRU: 55555554
[   49.896518][  T176] Call Trace:
[   49.896613][  T176]  <TASK>
[   49.896681][  T176]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   49.896810][  T176]  ? notifier_call_chain+0xb0/0x320
[   49.896939][  T176]  rtmsg_ifinfo+0x5c/0xb0
[   49.897045][  T176]  netif_state_change+0x155/0x340
[   49.897186][  T176]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   49.897357][  T176]  ? linkwatch_do_dev+0xae/0xd0
[   49.897489][  T176]  __linkwatch_run_queue+0x34c/0x750
[   49.897625][  T176]  ? linkwatch_do_dev+0xd0/0xd0
[   49.897758][  T176]  linkwatch_event+0x7f/0xb0
[   49.897890][  T176]  ? __linkwatch_run_queue+0x750/0x750
[   49.898028][  T176]  process_one_work+0xdf8/0x1410
[   49.898171][  T176]  ? pwq_dec_nr_in_flight+0x710/0x710
[   49.898302][  T176]  ? lock_acquire.part.0+0xbc/0x260
[   49.898440][  T176]  worker_thread+0x4f1/0xd60
[   49.898573][  T176]  ? rescuer_thread+0x1320/0x1320
[   49.898704][  T176]  ? __kthread_parkme+0xbd/0x210
[   49.898837][  T176]  ? rescuer_thread+0x1320/0x1320
[   49.898957][  T176]  kthread+0x367/0x460
[   49.899059][  T176]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   49.899237][  T176]  ? kthread_affine_node+0x330/0x330
[   49.899357][  T176]  ret_from_fork+0x474/0x6b0
[   49.899480][  T176]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   49.899657][  T176]  ? __switch_to+0x5a3/0xe00
[   49.899809][  T176]  ? kthread_affine_node+0x330/0x330
[   49.899965][  T176]  ret_from_fork_asm+0x11/0x20
[   49.900138][  T176]  </TASK>
[   49.900252][  T176] irq event stamp: 38683
[   49.900364][  T176] hardirqs last  enabled at (38691): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   49.900619][  T176] hardirqs last disabled at (38698): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   49.900865][  T176] softirqs last  enabled at (38272): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   49.901127][  T176] softirqs last disabled at (38270): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   49.901370][  T176] ---[ end trace 0000000000000000 ]---
[   56.144524][   T67] ------------[ cut here ]------------
[   56.144699][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   56.144947][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.145237][   T67] Tainted: [W]=WARN
[   56.145329][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.145479][   T67] Workqueue: netns cleanup_net
[   56.145609][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.145770][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.146205][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   56.146357][   T67] RAX: 00000000ffffffa6 RBX: ff11000010059380 RCX: 1ff4000000090eed
[   56.146538][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010059438
[   56.146717][   T67] RBP: ff11000015ed4000 R08: 1fe220000200b288 R09: ff1100000faa0bd0
[   56.146894][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   56.147082][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.147272][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   56.147480][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.147630][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03005 CR4: 0000000000771ef0
[   56.147808][   T67] PKRU: 55555554
[   56.147897][   T67] Call Trace:
[   56.147986][   T67]  <TASK>
[   56.148056][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   56.148217][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.148370][   T67]  ? queue_rcu_work+0x7c/0xa0
[   56.148493][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   56.148614][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.148732][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   56.148853][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.148978][   T67]  ops_undo_list+0x615/0x8f0
[   56.149111][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.149231][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.149357][   T67]  cleanup_net+0x431/0x890
[   56.149477][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.149594][   T67]  ? process_one_work+0xdb7/0x1410
[   56.149738][   T67]  ? lock_acquire+0x134/0x160
[   56.149863][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.149987][   T67]  process_one_work+0xdf8/0x1410
[   56.150116][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.150245][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.150374][   T67]  worker_thread+0x4f1/0xd60
[   56.150505][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.150630][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.150763][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.150892][   T67]  kthread+0x367/0x460
[   56.150989][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.151169][   T67]  ? kthread_affine_node+0x330/0x330
[   56.151304][   T67]  ret_from_fork+0x474/0x6b0
[   56.151434][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.151596][   T67]  ? __switch_to+0x5a3/0xe00
[   56.151726][   T67]  ? kthread_affine_node+0x330/0x330
[   56.151852][   T67]  ret_from_fork_asm+0x11/0x20
[   56.151991][   T67]  </TASK>
[   56.152146][   T67] irq event stamp: 733801
[   56.152246][   T67] hardirqs last  enabled at (733809): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.152532][   T67] hardirqs last disabled at (733818): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.152775][   T67] softirqs last  enabled at (733388): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.152999][   T67] softirqs last disabled at (733383): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.153243][   T67] ---[ end trace 0000000000000000 ]---
[   56.168134][   T67] vethA: left promiscuous mode
[   56.168498][   T67] ------------[ cut here ]------------
[   56.168706][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   56.169157][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.169639][   T67] Tainted: [W]=WARN
[   56.169802][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.170076][   T67] Workqueue: netns cleanup_net
[   56.170327][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.170605][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.171434][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   56.171754][   T67] RAX: 00000000ffffffa6 RBX: ff11000010059000 RCX: 1ff4000000090eae
[   56.172129][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100590b8
[   56.172499][   T67] RBP: ff11000015e24000 R08: 1fe220000200b218 R09: ff1100000faa0bd0
[   56.172843][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   56.173170][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001929b50
[   56.173480][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   56.173845][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.174248][   T67] CR2: 00007f1a269c1574 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   56.174696][   T67] PKRU: 55555554
[   56.174856][   T67] Call Trace:
[   56.175011][   T67]  <TASK>
[   56.175262][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.175485][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   56.175648][   T67]  __dev_notify_flags+0x1b8/0x280
[   56.175859][   T67]  ? netdev_info+0xe2/0x116
[   56.176077][   T67]  ? netdev_notice+0x120/0x120
[   56.176400][   T67]  ? netif_change_name+0x8c0/0x8c0
[   56.176617][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   56.176875][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   56.177087][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   56.177398][   T67]  __dev_set_promiscuity+0x194/0x230
[   56.177605][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   56.177820][   T67]  netif_set_promiscuity+0x4c/0xc0
[   56.178032][   T67]  dev_set_promiscuity+0x9d/0x150
[   56.178352][   T67]  hsr_del_port+0x36d/0x490
[   56.178564][   T67]  hsr_del_ports+0x24/0x80
[   56.178771][   T67]  hsr_dellink+0x5d/0x90
[   56.178930][   T67]  default_device_exit_batch+0x19d/0x600
[   56.179250][   T67]  ? unregister_netdev+0x60/0x60
[   56.179462][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.179681][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.179898][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.180184][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.180405][   T67]  cleanup_net+0x431/0x890
[   56.180616][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.180828][   T67]  ? process_one_work+0xdb7/0x1410
[   56.181049][   T67]  ? lock_acquire+0x134/0x160
[   56.181284][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.181502][   T67]  process_one_work+0xdf8/0x1410
[   56.181725][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.181944][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.182177][   T67]  worker_thread+0x4f1/0xd60
[   56.182395][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.182768][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.182977][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.183203][   T67]  kthread+0x367/0x460
[   56.183369][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.183639][   T67]  ? kthread_affine_node+0x330/0x330
[   56.183854][   T67]  ret_from_fork+0x474/0x6b0
[   56.184071][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.184346][   T67]  ? __switch_to+0x5a3/0xe00
[   56.184863][   T67]  ? kthread_affine_node+0x330/0x330
[   56.185090][   T67]  ret_from_fork_asm+0x11/0x20
[   56.185482][   T67]  </TASK>
[   56.185642][   T67] irq event stamp: 736185
[   56.186119][   T67] hardirqs last  enabled at (736195): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.186496][   T67] hardirqs last disabled at (736202): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.187024][   T67] softirqs last  enabled at (735996): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.187414][   T67] softirqs last disabled at (735921): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.187935][   T67] ---[ end trace 0000000000000000 ]---
[   56.188441][   T67] ------------[ cut here ]------------
[   56.188648][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   56.189219][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.189680][   T67] Tainted: [W]=WARN
[   56.189836][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.190109][   T67] Workqueue: netns cleanup_net
[   56.190344][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.190610][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.191351][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   56.191612][   T67] RAX: 00000000ffffffa6 RBX: ff11000011768580 RCX: 1ff4000000090eb2
[   56.191914][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011768638
[   56.192226][   T67] RBP: ff11000015e24000 R08: 1fe22000022ed0c8 R09: ff1100000faa0bd0
[   56.192528][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   56.192832][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   56.193150][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   56.193513][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.193775][   T67] CR2: 00007f1a269c1574 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   56.194092][   T67] PKRU: 55555554
[   56.194258][   T67] Call Trace:
[   56.194415][   T67]  <TASK>
[   56.194523][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.194727][   T67]  rtnetlink_event+0xe0/0x1f0
[   56.194936][   T67]  notifier_call_chain+0xb0/0x320
[   56.195158][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   56.195360][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   56.195619][   T67]  ? find_held_lock+0x2b/0x80
[   56.195824][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   56.196030][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   56.196305][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   56.196523][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   56.196741][   T67]  hsr_del_port+0x25a/0x490
[   56.196959][   T67]  hsr_del_ports+0x24/0x80
[   56.197192][   T67]  hsr_dellink+0x5d/0x90
[   56.197350][   T67]  default_device_exit_batch+0x19d/0x600
[   56.197701][   T67]  ? unregister_netdev+0x60/0x60
[   56.197910][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.198141][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.198356][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.198706][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.198917][   T67]  cleanup_net+0x431/0x890
[   56.199148][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.199359][   T67]  ? process_one_work+0xdb7/0x1410
[   56.199570][   T67]  ? lock_acquire+0x134/0x160
[   56.199776][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.200151][   T67]  process_one_work+0xdf8/0x1410
[   56.200370][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.201314][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.201531][   T67]  worker_thread+0x4f1/0xd60
[   56.201740][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.201947][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.202173][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.202379][   T67]  kthread+0x367/0x460
[   56.202534][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.202790][   T67]  ? kthread_affine_node+0x330/0x330
[   56.203154][   T67]  ret_from_fork+0x474/0x6b0
[   56.203357][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.203610][   T67]  ? __switch_to+0x5a3/0xe00
[   56.203963][   T67]  ? kthread_affine_node+0x330/0x330
[   56.204189][   T67]  ret_from_fork_asm+0x11/0x20
[   56.204402][   T67]  </TASK>
[   56.204562][   T67] irq event stamp: 736873
[   56.204719][   T67] hardirqs last  enabled at (736881): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.205105][   T67] hardirqs last disabled at (736888): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.205474][   T67] softirqs last  enabled at (736390): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.205991][   T67] softirqs last disabled at (736385): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.206374][   T67] ---[ end trace 0000000000000000 ]---
[   56.206792][   T67] vethB: left promiscuous mode
[   56.207114][   T67] ------------[ cut here ]------------
[   56.207469][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   56.207892][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.209497][   T67] Tainted: [W]=WARN
[   56.209660][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.209929][   T67] Workqueue: netns cleanup_net
[   56.210260][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.210534][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.211387][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   56.211659][   T67] RAX: 00000000ffffffa6 RBX: ff110000159d9380 RCX: 1ff4000000090eae
[   56.211975][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d9438
[   56.212399][   T67] RBP: ff11000013e24000 R08: 1fe2200002b3b288 R09: ff1100000faa0bd0
[   56.212716][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   56.213038][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001065d850
[   56.213458][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   56.213832][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.214207][   T67] CR2: 00007f1a269c1574 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   56.214523][   T67] PKRU: 55555554
[   56.214681][   T67] Call Trace:
[   56.214841][   T67]  <TASK>
[   56.214953][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.215275][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   56.215438][   T67]  __dev_notify_flags+0x1b8/0x280
[   56.215650][   T67]  ? netdev_info+0xe2/0x116
[   56.215855][   T67]  ? netdev_notice+0x120/0x120
[   56.216072][   T67]  ? netif_change_name+0x8c0/0x8c0
[   56.216386][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   56.216645][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   56.216854][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   56.217068][   T67]  __dev_set_promiscuity+0x194/0x230
[   56.217378][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   56.217593][   T67]  netif_set_promiscuity+0x4c/0xc0
[   56.217803][   T67]  dev_set_promiscuity+0x9d/0x150
[   56.218015][   T67]  hsr_del_port+0x36d/0x490
[   56.218336][   T67]  hsr_del_ports+0x3e/0x80
[   56.218546][   T67]  hsr_dellink+0x5d/0x90
[   56.218702][   T67]  default_device_exit_batch+0x19d/0x600
[   56.218909][   T67]  ? unregister_netdev+0x60/0x60
[   56.219223][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.219435][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.219648][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.219855][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.220075][   T67]  cleanup_net+0x431/0x890
[   56.220385][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.220594][   T67]  ? process_one_work+0xdb7/0x1410
[   56.220806][   T67]  ? lock_acquire+0x134/0x160
[   56.221015][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.221331][   T67]  process_one_work+0xdf8/0x1410
[   56.221543][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.221751][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.221966][   T67]  worker_thread+0x4f1/0xd60
[   56.222285][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.222495][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.222705][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.222909][   T67]  kthread+0x367/0x460
[   56.223072][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.223435][   T67]  ? kthread_affine_node+0x330/0x330
[   56.223645][   T67]  ret_from_fork+0x474/0x6b0
[   56.223853][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.224215][   T67]  ? __switch_to+0x5a3/0xe00
[   56.224427][   T67]  ? kthread_affine_node+0x330/0x330
[   56.224635][   T67]  ret_from_fork_asm+0x11/0x20
[   56.224850][   T67]  </TASK>
[   56.225002][   T67] irq event stamp: 739983
[   56.225407][   T67] hardirqs last  enabled at (740085): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.225773][   T67] hardirqs last disabled at (740092): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.226235][   T67] softirqs last  enabled at (740192): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.226601][   T67] softirqs last disabled at (740101): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.226960][   T67] ---[ end trace 0000000000000000 ]---
[   56.227472][   T67] ------------[ cut here ]------------
[   56.227618][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   56.227970][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.229242][   T67] Tainted: [W]=WARN
[   56.229343][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.229509][   T67] Workqueue: netns cleanup_net
[   56.229647][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.229818][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.230404][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   56.230569][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ea0c80 RCX: 1ff4000000090eb2
[   56.230763][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea0d38
[   56.230957][   T67] RBP: ff11000013e24000 R08: 1fe22000027d41a8 R09: ff1100000faa0bd0
[   56.231278][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   56.231474][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   56.231672][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   56.231901][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.232068][   T67] CR2: 00007fe7fbb1f493 CR3: 0000000013bad001 CR4: 0000000000771ef0
[   56.232376][   T67] PKRU: 55555554
[   56.232473][   T67] Call Trace:
[   56.232571][   T67]  <TASK>
[   56.232638][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.232770][   T67]  rtnetlink_event+0xe0/0x1f0
[   56.232900][   T67]  notifier_call_chain+0xb0/0x320
[   56.233032][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   56.233281][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   56.233445][   T67]  ? find_held_lock+0x2b/0x80
[   56.233576][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   56.233706][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   56.233864][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   56.233995][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   56.234227][   T67]  hsr_del_port+0x25a/0x490
[   56.234361][   T67]  hsr_del_ports+0x3e/0x80
[   56.234490][   T67]  hsr_dellink+0x5d/0x90
[   56.234589][   T67]  default_device_exit_batch+0x19d/0x600
[   56.234719][   T67]  ? unregister_netdev+0x60/0x60
[   56.234850][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.234983][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.235200][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.235334][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.235466][   T67]  cleanup_net+0x431/0x890
[   56.235598][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.235725][   T67]  ? process_one_work+0xdb7/0x1410
[   56.235856][   T67]  ? lock_acquire+0x134/0x160
[   56.235987][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.236216][   T67]  process_one_work+0xdf8/0x1410
[   56.236354][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.236484][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.236619][   T67]  worker_thread+0x4f1/0xd60
[   56.236751][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.236883][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.237015][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.237231][   T67]  kthread+0x367/0x460
[   56.237330][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.237495][   T67]  ? kthread_affine_node+0x330/0x330
[   56.237627][   T67]  ret_from_fork+0x474/0x6b0
[   56.237760][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.237923][   T67]  ? __switch_to+0x5a3/0xe00
[   56.238059][   T67]  ? kthread_affine_node+0x330/0x330
[   56.238273][   T67]  ret_from_fork_asm+0x11/0x20
[   56.238411][   T67]  </TASK>
[   56.238508][   T67] irq event stamp: 743733
[   56.238606][   T67] hardirqs last  enabled at (743741): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.238837][   T67] hardirqs last disabled at (743748): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.239070][   T67] softirqs last  enabled at (743714): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.239389][   T67] softirqs last disabled at (743765): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.239615][   T67] ---[ end trace 0000000000000000 ]---
[   56.240369][   T67] ------------[ cut here ]------------
[   56.240527][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   56.240810][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.241155][   T67] Tainted: [W]=WARN
[   56.241269][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.241453][   T67] Workqueue: netns cleanup_net
[   56.241606][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.241789][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.242283][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   56.242454][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ea1000 RCX: 1ff4000000090eaf
[   56.242658][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea10b8
[   56.242855][   T67] RBP: ff11000015f81000 R08: 1fe22000027d4218 R09: ff1100000faa0bd0
[   56.243055][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   56.243253][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013e24000
[   56.243441][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   56.243661][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.243818][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03005 CR4: 0000000000771ef0
[   56.244014][   T67] PKRU: 55555554
[   56.244120][   T67] Call Trace:
[   56.244213][   T67]  <TASK>
[   56.244280][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.244411][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   56.244506][   T67]  netif_close_many+0x2ac/0x640
[   56.244633][   T67]  ? __dev_close_many+0x530/0x530
[   56.244759][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   56.244917][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   56.245080][   T67]  ? mark_held_locks+0x40/0x70
[   56.245211][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.245337][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.245493][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.245620][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.245745][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.245900][   T67]  ? unregister_netdevice_many+0x20/0x20
[   56.246031][   T67]  default_device_exit_batch+0x38b/0x600
[   56.246171][   T67]  ? unregister_netdev+0x60/0x60
[   56.246296][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.246423][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.246553][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.246676][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.246803][   T67]  cleanup_net+0x431/0x890
[   56.246927][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.247056][   T67]  ? process_one_work+0xdb7/0x1410
[   56.247194][   T67]  ? lock_acquire+0x134/0x160
[   56.247319][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.247448][   T67]  process_one_work+0xdf8/0x1410
[   56.247576][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.247699][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.247828][   T67]  worker_thread+0x4f1/0xd60
[   56.247956][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.248085][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.248298][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.248422][   T67]  kthread+0x367/0x460
[   56.248517][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.248673][   T67]  ? kthread_affine_node+0x330/0x330
[   56.248797][   T67]  ret_from_fork+0x474/0x6b0
[   56.248922][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.249081][   T67]  ? __switch_to+0x5a3/0xe00
[   56.249222][   T67]  ? kthread_affine_node+0x330/0x330
[   56.249360][   T67]  ret_from_fork_asm+0x11/0x20
[   56.249507][   T67]  </TASK>
[   56.249609][   T67] irq event stamp: 745363
[   56.249712][   T67] hardirqs last  enabled at (745371): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.249949][   T67] hardirqs last disabled at (745378): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.250195][   T67] softirqs last  enabled at (745278): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.250435][   T67] softirqs last disabled at (745151): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.250672][   T67] ---[ end trace 0000000000000000 ]---
[   56.258592][   T67] ------------[ cut here ]------------
[   56.258730][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   56.258978][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.259275][   T67] Tainted: [W]=WARN
[   56.259369][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.259524][   T67] Workqueue: netns cleanup_net
[   56.259656][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.259817][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.260271][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   56.260429][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ea1700 RCX: 1ff4000000090eaf
[   56.260617][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea17b8
[   56.260804][   T67] RBP: ff11000013e24000 R08: 1fe22000027d42f8 R09: ff1100000faa0bd0
[   56.260990][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   56.261189][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000024b1000
[   56.261379][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   56.261596][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.261752][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03005 CR4: 0000000000771ef0
[   56.261941][   T67] PKRU: 55555554
[   56.262036][   T67] Call Trace:
[   56.262143][   T67]  <TASK>
[   56.262209][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.262334][   T67]  ? notifier_call_chain+0xb0/0x320
[   56.262458][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   56.262553][   T67]  netif_close_many+0x2ac/0x640
[   56.262679][   T67]  ? __dev_close_many+0x530/0x530
[   56.262803][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   56.262960][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   56.263125][   T67]  ? mark_held_locks+0x40/0x70
[   56.263251][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.263377][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.263529][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.263653][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.263780][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.263938][   T67]  ? unregister_netdevice_many+0x20/0x20
[   56.264067][   T67]  default_device_exit_batch+0x38b/0x600
[   56.264207][   T67]  ? unregister_netdev+0x60/0x60
[   56.264341][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.264473][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.264606][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.264733][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.264860][   T67]  cleanup_net+0x431/0x890
[   56.264986][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.265127][   T67]  ? process_one_work+0xdb7/0x1410
[   56.265264][   T67]  ? lock_acquire+0x134/0x160
[   56.265390][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.265519][   T67]  process_one_work+0xdf8/0x1410
[   56.265647][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.265775][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.265905][   T67]  worker_thread+0x4f1/0xd60
[   56.266032][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.266168][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.266295][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.266419][   T67]  kthread+0x367/0x460
[   56.266513][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.266669][   T67]  ? kthread_affine_node+0x330/0x330
[   56.266794][   T67]  ret_from_fork+0x474/0x6b0
[   56.266920][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.267081][   T67]  ? __switch_to+0x5a3/0xe00
[   56.267225][   T67]  ? kthread_affine_node+0x330/0x330
[   56.267350][   T67]  ret_from_fork_asm+0x11/0x20
[   56.267479][   T67]  </TASK>
[   56.267571][   T67] irq event stamp: 756749
[   56.267666][   T67] hardirqs last  enabled at (756757): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.267883][   T67] hardirqs last disabled at (756764): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.268108][   T67] softirqs last  enabled at (756532): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.268324][   T67] softirqs last disabled at (756499): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.268540][   T67] ---[ end trace 0000000000000000 ]---
[   56.269373][   T67] ------------[ cut here ]------------
[   56.269498][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   56.269743][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.270027][   T67] Tainted: [W]=WARN
[   56.270134][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.270294][   T67] Workqueue: netns cleanup_net
[   56.270426][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.270588][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.271036][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   56.271202][   T67] RAX: 00000000ffffffa6 RBX: ff11000013a60040 RCX: 1ff4000000090eaf
[   56.271392][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a600f8
[   56.271577][   T67] RBP: ff110000024b1000 R08: 1fe220000274c020 R09: ff1100000faa0bd0
[   56.271765][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   56.271951][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015e24000
[   56.272599][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   56.272817][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.272977][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03005 CR4: 0000000000771ef0
[   56.273175][   T67] PKRU: 55555554
[   56.273269][   T67] Call Trace:
[   56.273363][   T67]  <TASK>
[   56.273429][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.273552][   T67]  ? notifier_call_chain+0xb0/0x320
[   56.273676][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   56.273773][   T67]  netif_close_many+0x2ac/0x640
[   56.273898][   T67]  ? __dev_close_many+0x530/0x530
[   56.274022][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   56.274189][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   56.274348][   T67]  ? mark_held_locks+0x40/0x70
[   56.274476][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.274601][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.274756][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.274886][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.275010][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.275176][   T67]  ? unregister_netdevice_many+0x20/0x20
[   56.275304][   T67]  default_device_exit_batch+0x38b/0x600
[   56.275431][   T67]  ? unregister_netdev+0x60/0x60
[   56.275558][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.275688][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.275819][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.275945][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.276075][   T67]  cleanup_net+0x431/0x890
[   56.276212][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.276341][   T67]  ? process_one_work+0xdb7/0x1410
[   56.276469][   T67]  ? lock_acquire+0x134/0x160
[   56.276597][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.276726][   T67]  process_one_work+0xdf8/0x1410
[   56.276857][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.276984][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.277126][   T67]  worker_thread+0x4f1/0xd60
[   56.277254][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.277381][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.277508][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.277641][   T67]  kthread+0x367/0x460
[   56.277738][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.277893][   T67]  ? kthread_affine_node+0x330/0x330
[   56.278021][   T67]  ret_from_fork+0x474/0x6b0
[   56.278158][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.278315][   T67]  ? __switch_to+0x5a3/0xe00
[   56.278443][   T67]  ? kthread_affine_node+0x330/0x330
[   56.278570][   T67]  ret_from_fork_asm+0x11/0x20
[   56.278702][   T67]  </TASK>
[   56.278795][   T67] irq event stamp: 759717
[   56.278888][   T67] hardirqs last  enabled at (759725): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.279113][   T67] hardirqs last disabled at (759734): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.279329][   T67] softirqs last  enabled at (759326): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.279547][   T67] softirqs last disabled at (758687): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.279763][   T67] ---[ end trace 0000000000000000 ]---
[   56.280678][   T67] ------------[ cut here ]------------
[   56.280809][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   56.281058][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.281855][   T67] Tainted: [W]=WARN
[   56.281951][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.282164][   T67] Workqueue: netns cleanup_net
[   56.282296][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.282459][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.282958][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   56.283174][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e0d540 RCX: 1ff4000000090eaf
[   56.283361][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e0d5f8
[   56.283550][   T67] RBP: ff11000015e24000 R08: 1fe2200002bc1ac0 R09: ff1100000faa0bd0
[   56.283736][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   56.283921][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f09000
[   56.284165][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   56.284388][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.284542][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03005 CR4: 0000000000771ef0
[   56.284727][   T67] PKRU: 55555554
[   56.284819][   T67] Call Trace:
[   56.284916][   T67]  <TASK>
[   56.284980][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.285179][   T67]  ? notifier_call_chain+0xb0/0x320
[   56.285304][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   56.285400][   T67]  netif_close_many+0x2ac/0x640
[   56.285528][   T67]  ? __dev_close_many+0x530/0x530
[   56.285655][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   56.285812][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   56.285969][   T67]  ? mark_held_locks+0x40/0x70
[   56.286152][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.286284][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.286439][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.286566][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.286692][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.286848][   T67]  ? unregister_netdevice_many+0x20/0x20
[   56.286977][   T67]  default_device_exit_batch+0x38b/0x600
[   56.287160][   T67]  ? unregister_netdev+0x60/0x60
[   56.287292][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.287419][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.287548][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.287673][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.287799][   T67]  cleanup_net+0x431/0x890
[   56.287925][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.288051][   T67]  ? process_one_work+0xdb7/0x1410
[   56.288233][   T67]  ? lock_acquire+0x134/0x160
[   56.288359][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.288485][   T67]  process_one_work+0xdf8/0x1410
[   56.288613][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.288738][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.288866][   T67]  worker_thread+0x4f1/0xd60
[   56.288992][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.289178][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.289305][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.289429][   T67]  kthread+0x367/0x460
[   56.289522][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.289681][   T67]  ? kthread_affine_node+0x330/0x330
[   56.289807][   T67]  ret_from_fork+0x474/0x6b0
[   56.289932][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.290092][   T67]  ? __switch_to+0x5a3/0xe00
[   56.290272][   T67]  ? kthread_affine_node+0x330/0x330
[   56.290396][   T67]  ret_from_fork_asm+0x11/0x20
[   56.290524][   T67]  </TASK>
[   56.290617][   T67] irq event stamp: 763953
[   56.290713][   T67] hardirqs last  enabled at (763961): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.290926][   T67] hardirqs last disabled at (763968): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.291199][   T67] softirqs last  enabled at (764070): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.291414][   T67] softirqs last disabled at (763977): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.291628][   T67] ---[ end trace 0000000000000000 ]---
[   56.303695][   T67] ------------[ cut here ]------------
[   56.303901][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   56.304299][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.304739][   T67] Tainted: [W]=WARN
[   56.304887][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.305144][   T67] Workqueue: netns cleanup_net
[   56.305379][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.305630][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.306316][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   56.306561][   T67] RAX: 00000000ffffffa6 RBX: ff11000015d7c3c0 RCX: 1ff4000000090eaf
[   56.306842][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015d7c478
[   56.307146][   T67] RBP: ff11000010f09000 R08: 1fe2200002baf890 R09: ff1100000faa0bd0
[   56.307428][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   56.307703][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013ac4000
[   56.307991][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   56.308344][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.308583][   T67] CR2: 00007f1a269c1574 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   56.308870][   T67] PKRU: 55555554
[   56.309014][   T67] Call Trace:
[   56.309172][   T67]  <TASK>
[   56.309273][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.309466][   T67]  ? notifier_call_chain+0xb0/0x320
[   56.309661][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   56.309807][   T67]  netif_close_many+0x2ac/0x640
[   56.309997][   T67]  ? __dev_close_many+0x530/0x530
[   56.310200][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   56.310450][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   56.310688][   T67]  ? mark_held_locks+0x40/0x70
[   56.310877][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.311063][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.311302][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.311487][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.311672][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.311908][   T67]  ? unregister_netdevice_many+0x20/0x20
[   56.312118][   T67]  default_device_exit_batch+0x38b/0x600
[   56.312312][   T67]  ? unregister_netdev+0x60/0x60
[   56.312504][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.312698][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.312895][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.313088][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.313310][   T67]  cleanup_net+0x431/0x890
[   56.313508][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.313702][   T67]  ? process_one_work+0xdb7/0x1410
[   56.313896][   T67]  ? lock_acquire+0x134/0x160
[   56.314089][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.314298][   T67]  process_one_work+0xdf8/0x1410
[   56.314494][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.314682][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.314872][   T67]  worker_thread+0x4f1/0xd60
[   56.315067][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.315270][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.315464][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.315655][   T67]  kthread+0x367/0x460
[   56.315800][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.316038][   T67]  ? kthread_affine_node+0x330/0x330
[   56.316250][   T67]  ret_from_fork+0x474/0x6b0
[   56.316442][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.316683][   T67]  ? __switch_to+0x5a3/0xe00
[   56.316873][   T67]  ? kthread_affine_node+0x330/0x330
[   56.317070][   T67]  ret_from_fork_asm+0x11/0x20
[   56.317279][   T67]  </TASK>
[   56.317422][   T67] irq event stamp: 772863
[   56.317565][   T67] hardirqs last  enabled at (772871): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.317895][   T67] hardirqs last disabled at (772878): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.318238][   T67] softirqs last  enabled at (772768): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.318565][   T67] softirqs last disabled at (772763): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.318884][   T67] ---[ end trace 0000000000000000 ]---
[   56.320420][   T67] ------------[ cut here ]------------
[   56.320611][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   56.320978][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.321424][   T67] Tainted: [W]=WARN
[   56.321573][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.321812][   T67] Workqueue: netns cleanup_net
[   56.322010][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.322276][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.322983][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   56.323241][   T67] RAX: 00000000ffffffa6 RBX: ff11000010117a80 RCX: 1ff4000000090eaf
[   56.323524][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010117b38
[   56.323807][   T67] RBP: ff11000013ac4000 R08: 1fe2200002022f68 R09: ff1100000faa0bd0
[   56.324113][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   56.324405][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   56.324689][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   56.325024][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.325284][   T67] CR2: 00007f1a269c1574 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   56.325561][   T67] PKRU: 55555554
[   56.325702][   T67] Call Trace:
[   56.325842][   T67]  <TASK>
[   56.325969][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.326172][   T67]  ? notifier_call_chain+0xb0/0x320
[   56.326362][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   56.326506][   T67]  netif_close_many+0x2ac/0x640
[   56.326696][   T67]  ? __dev_close_many+0x530/0x530
[   56.326887][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   56.327134][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   56.327370][   T67]  ? mark_held_locks+0x40/0x70
[   56.327557][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.327746][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.327977][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.328184][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.328373][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.328608][   T67]  ? unregister_netdevice_many+0x20/0x20
[   56.328798][   T67]  default_device_exit_batch+0x38b/0x600
[   56.328982][   T67]  ? unregister_netdev+0x60/0x60
[   56.329193][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.329398][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.329587][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.329775][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.329964][   T67]  cleanup_net+0x431/0x890
[   56.330165][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.330354][   T67]  ? process_one_work+0xdb7/0x1410
[   56.330544][   T67]  ? lock_acquire+0x134/0x160
[   56.330732][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.330928][   T67]  process_one_work+0xdf8/0x1410
[   56.331137][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.331323][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.331515][   T67]  worker_thread+0x4f1/0xd60
[   56.331706][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.331894][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.332087][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.332292][   T67]  kthread+0x367/0x460
[   56.332434][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.332666][   T67]  ? kthread_affine_node+0x330/0x330
[   56.332853][   T67]  ret_from_fork+0x474/0x6b0
[   56.333039][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.333290][   T67]  ? __switch_to+0x5a3/0xe00
[   56.333479][   T67]  ? kthread_affine_node+0x330/0x330
[   56.333673][   T67]  ret_from_fork_asm+0x11/0x20
[   56.333871][   T67]  </TASK>
[   56.334010][   T67] irq event stamp: 775257
[   56.334165][   T67] hardirqs last  enabled at (775267): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.334487][   T67] hardirqs last disabled at (775274): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.334816][   T67] softirqs last  enabled at (774844): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.335161][   T67] softirqs last disabled at (774839): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.335487][   T67] ---[ end trace 0000000000000000 ]---
[   56.337963][   T67] ------------[ cut here ]------------
[   56.338454][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   56.338810][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.339314][   T67] Tainted: [W]=WARN
[   56.339453][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.339680][   T67] Workqueue: netns cleanup_net
[   56.339871][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.340204][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.340848][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   56.341082][   T67] RAX: 00000000ffffffa6 RBX: ff110000159d98c0 RCX: 1ff4000000090ed5
[   56.341449][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d9978
[   56.341721][   T67] RBP: ff11000015f81000 R08: 1fe2200002b3b330 R09: ff1100000faa0bd0
[   56.341990][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   56.342347][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.342612][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   56.342923][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.343244][   T67] CR2: 00007f1a269c1574 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   56.343515][   T67] PKRU: 55555554
[   56.343655][   T67] Call Trace:
[   56.343790][   T67]  <TASK>
[   56.343886][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   56.344216][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.344441][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.344622][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.344802][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.345029][   T67]  default_device_exit_batch+0x38b/0x600
[   56.345307][   T67]  ? unregister_netdev+0x60/0x60
[   56.345488][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.345674][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.345857][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.346033][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.346308][   T67]  cleanup_net+0x431/0x890
[   56.346490][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.346670][   T67]  ? process_one_work+0xdb7/0x1410
[   56.346854][   T67]  ? lock_acquire+0x134/0x160
[   56.347038][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.347315][   T67]  process_one_work+0xdf8/0x1410
[   56.347504][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.347685][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.347872][   T67]  worker_thread+0x4f1/0xd60
[   56.348062][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.348329][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.348515][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.348698][   T67]  kthread+0x367/0x460
[   56.348832][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.349064][   T67]  ? kthread_affine_node+0x330/0x330
[   56.349332][   T67]  ret_from_fork+0x474/0x6b0
[   56.349514][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.349737][   T67]  ? __switch_to+0x5a3/0xe00
[   56.349920][   T67]  ? kthread_affine_node+0x330/0x330
[   56.350191][   T67]  ret_from_fork_asm+0x11/0x20
[   56.350382][   T67]  </TASK>
[   56.350516][   T67] irq event stamp: 781361
[   56.350653][   T67] hardirqs last  enabled at (781369): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.350968][   T67] hardirqs last disabled at (781376): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.351374][   T67] softirqs last  enabled at (781480): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.351687][   T67] softirqs last disabled at (781385): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.351997][   T67] ---[ end trace 0000000000000000 ]---
[   56.360479][   T67] ------------[ cut here ]------------
[   56.360618][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   56.360864][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.361166][   T67] Tainted: [W]=WARN
[   56.361263][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.361422][   T67] Workqueue: netns cleanup_net
[   56.361555][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.361713][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.362175][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   56.362331][   T67] RAX: 00000000ffffffa6 RBX: ff11000010dc2ac0 RCX: 1ff4000000090ed5
[   56.362511][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc2b78
[   56.362694][   T67] RBP: ff11000013e24000 R08: 1fe22000021b8570 R09: ff1100000faa0bd0
[   56.362876][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   56.363058][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.363252][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   56.363464][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.363620][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03005 CR4: 0000000000771ef0
[   56.363802][   T67] PKRU: 55555554
[   56.363894][   T67] Call Trace:
[   56.363986][   T67]  <TASK>
[   56.364058][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   56.364220][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.364364][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.364487][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.364608][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.364760][   T67]  default_device_exit_batch+0x38b/0x600
[   56.364881][   T67]  ? unregister_netdev+0x60/0x60
[   56.365003][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.365138][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.365263][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.365386][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.365508][   T67]  cleanup_net+0x431/0x890
[   56.365629][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.365749][   T67]  ? process_one_work+0xdb7/0x1410
[   56.365872][   T67]  ? lock_acquire+0x134/0x160
[   56.365992][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.366127][   T67]  process_one_work+0xdf8/0x1410
[   56.366252][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.366378][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.366503][   T67]  worker_thread+0x4f1/0xd60
[   56.366622][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.366739][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.366860][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.366982][   T67]  kthread+0x367/0x460
[   56.367079][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.367239][   T67]  ? kthread_affine_node+0x330/0x330
[   56.367361][   T67]  ret_from_fork+0x474/0x6b0
[   56.367483][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.367633][   T67]  ? __switch_to+0x5a3/0xe00
[   56.367756][   T67]  ? kthread_affine_node+0x330/0x330
[   56.367878][   T67]  ret_from_fork_asm+0x11/0x20
[   56.368006][   T67]  </TASK>
[   56.368102][   T67] irq event stamp: 789977
[   56.368201][   T67] hardirqs last  enabled at (789985): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.368415][   T67] hardirqs last disabled at (789992): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.368625][   T67] softirqs last  enabled at (789602): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.368834][   T67] softirqs last disabled at (789593): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.369067][   T67] ---[ end trace 0000000000000000 ]---
[   56.370742][   T67] vethA (unregistering): left promiscuous mode
[   56.371011][   T67] ------------[ cut here ]------------
[   56.371142][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   56.371383][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.371654][   T67] Tainted: [W]=WARN
[   56.371745][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.371896][   T67] Workqueue: netns cleanup_net
[   56.372024][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.372195][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.372632][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   56.372788][   T67] RAX: 00000000ffffffa6 RBX: ff11000010dc38c0 RCX: 1ff4000000090ed5
[   56.372976][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc3978
[   56.373177][   T67] RBP: ff110000024b1000 R08: 1fe22000021b8730 R09: ff1100000faa0bd0
[   56.373361][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   56.373543][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.373729][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   56.373944][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.374108][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03005 CR4: 0000000000771ef0
[   56.374295][   T67] PKRU: 55555554
[   56.374389][   T67] Call Trace:
[   56.374479][   T67]  <TASK>
[   56.374546][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   56.374701][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.374851][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.374971][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.375095][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.375252][   T67]  default_device_exit_batch+0x38b/0x600
[   56.375378][   T67]  ? unregister_netdev+0x60/0x60
[   56.375500][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.375623][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.375750][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.375871][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.375997][   T67]  cleanup_net+0x431/0x890
[   56.376131][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.376253][   T67]  ? process_one_work+0xdb7/0x1410
[   56.376378][   T67]  ? lock_acquire+0x134/0x160
[   56.376499][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.376624][   T67]  process_one_work+0xdf8/0x1410
[   56.376745][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.376866][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.376991][   T67]  worker_thread+0x4f1/0xd60
[   56.377129][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.377252][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.377375][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.377497][   T67]  kthread+0x367/0x460
[   56.377590][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.377745][   T67]  ? kthread_affine_node+0x330/0x330
[   56.377867][   T67]  ret_from_fork+0x474/0x6b0
[   56.377986][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.378148][   T67]  ? __switch_to+0x5a3/0xe00
[   56.378272][   T67]  ? kthread_affine_node+0x330/0x330
[   56.378395][   T67]  ret_from_fork_asm+0x11/0x20
[   56.378524][   T67]  </TASK>
[   56.378614][   T67] irq event stamp: 793001
[   56.378705][   T67] hardirqs last  enabled at (793009): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.378916][   T67] hardirqs last disabled at (793016): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.379147][   T67] softirqs last  enabled at (792966): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.379364][   T67] softirqs last disabled at (792961): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.379573][   T67] ---[ end trace 0000000000000000 ]---
[   56.382274][   T67] ------------[ cut here ]------------
[   56.382402][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   56.382646][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.382919][   T67] Tainted: [W]=WARN
[   56.383010][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.383174][   T67] Workqueue: netns cleanup_net
[   56.383303][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.383462][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.383905][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   56.384072][   T67] RAX: 00000000ffffffa6 RBX: ff11000010dc2040 RCX: 1ff4000000090ed5
[   56.384260][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc20f8
[   56.384445][   T67] RBP: ff11000015e24000 R08: 1fe22000021b8420 R09: ff1100000faa0bd0
[   56.384625][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   56.384807][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.384993][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   56.385223][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.385381][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03005 CR4: 0000000000771ef0
[   56.385567][   T67] PKRU: 55555554
[   56.385659][   T67] Call Trace:
[   56.385752][   T67]  <TASK>
[   56.385816][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   56.385978][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.386143][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.386265][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.386385][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.386542][   T67]  default_device_exit_batch+0x38b/0x600
[   56.386667][   T67]  ? unregister_netdev+0x60/0x60
[   56.386792][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.386923][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.387054][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.387182][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.387306][   T67]  cleanup_net+0x431/0x890
[   56.387428][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.387550][   T67]  ? process_one_work+0xdb7/0x1410
[   56.387675][   T67]  ? lock_acquire+0x134/0x160
[   56.387794][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.387916][   T67]  process_one_work+0xdf8/0x1410
[   56.388040][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.388241][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.388366][   T67]  worker_thread+0x4f1/0xd60
[   56.388490][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.388613][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.388741][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.388862][   T67]  kthread+0x367/0x460
[   56.388960][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.389225][   T67]  ? kthread_affine_node+0x330/0x330
[   56.389398][   T67]  ret_from_fork+0x474/0x6b0
[   56.389522][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.389675][   T67]  ? __switch_to+0x5a3/0xe00
[   56.389798][   T67]  ? kthread_affine_node+0x330/0x330
[   56.389925][   T67]  ret_from_fork_asm+0x11/0x20
[   56.390057][   T67]  </TASK>
[   56.390204][   T67] irq event stamp: 796305
[   56.390298][   T67] hardirqs last  enabled at (796313): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.390507][   T67] hardirqs last disabled at (796320): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.390718][   T67] softirqs last  enabled at (796302): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.390934][   T67] softirqs last disabled at (796209): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.391215][   T67] ---[ end trace 0000000000000000 ]---
[   56.393260][   T67] vethB (unregistering): left promiscuous mode
[   56.393533][   T67] ------------[ cut here ]------------
[   56.393659][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   56.393901][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.394186][   T67] Tainted: [W]=WARN
[   56.394279][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.394431][   T67] Workqueue: netns cleanup_net
[   56.394563][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.394724][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.395171][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   56.395324][   T67] RAX: 00000000ffffffa6 RBX: ff11000010dc2580 RCX: 1ff4000000090ed5
[   56.395514][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc2638
[   56.395694][   T67] RBP: ff11000010f09000 R08: 1fe22000021b84c8 R09: ff1100000faa0bd0
[   56.395877][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   56.396074][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.396273][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   56.396485][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.396646][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03005 CR4: 0000000000771ef0
[   56.396825][   T67] PKRU: 55555554
[   56.396915][   T67] Call Trace:
[   56.397004][   T67]  <TASK>
[   56.397077][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   56.397237][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.397387][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.397507][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.397626][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.397778][   T67]  default_device_exit_batch+0x38b/0x600
[   56.397900][   T67]  ? unregister_netdev+0x60/0x60
[   56.398024][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.398213][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.398334][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.398458][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.398581][   T67]  cleanup_net+0x431/0x890
[   56.398700][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.398820][   T67]  ? process_one_work+0xdb7/0x1410
[   56.398944][   T67]  ? lock_acquire+0x134/0x160
[   56.399068][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.399244][   T67]  process_one_work+0xdf8/0x1410
[   56.399367][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.399486][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.399608][   T67]  worker_thread+0x4f1/0xd60
[   56.399732][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.399850][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.399975][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.400151][   T67]  kthread+0x367/0x460
[   56.400242][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.400441][   T67]  ? kthread_affine_node+0x330/0x330
[   56.400562][   T67]  ret_from_fork+0x474/0x6b0
[   56.400684][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.400834][   T67]  ? __switch_to+0x5a3/0xe00
[   56.400960][   T67]  ? kthread_affine_node+0x330/0x330
[   56.401084][   T67]  ret_from_fork_asm+0x11/0x20
[   56.401263][   T67]  </TASK>
[   56.401355][   T67] irq event stamp: 799509
[   56.401445][   T67] hardirqs last  enabled at (799517): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.401654][   T67] hardirqs last disabled at (799524): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.401865][   T67] softirqs last  enabled at (799498): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.402076][   T67] softirqs last disabled at (799405): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.402337][   T67] ---[ end trace 0000000000000000 ]---
[   56.404724][   T67] ------------[ cut here ]------------
[   56.404855][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   56.405114][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.405386][   T67] Tainted: [W]=WARN
[   56.405475][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.405625][   T67] Workqueue: netns cleanup_net
[   56.405754][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.405912][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.406354][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   56.406506][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a66200 RCX: 1ff4000000090ed5
[   56.406687][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a662b8
[   56.406865][   T67] RBP: ff11000013ac4000 R08: 1fe2200002b4cc58 R09: ff1100000faa0bd0
[   56.407050][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   56.407249][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.407432][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   56.407645][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.407795][   T67] CR2: 00007fe7fbb1f493 CR3: 0000000013bad001 CR4: 0000000000771ef0
[   56.407976][   T67] PKRU: 55555554
[   56.408070][   T67] Call Trace:
[   56.408171][   T67]  <TASK>
[   56.408235][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   56.408389][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.408544][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.408665][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.408785][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.408938][   T67]  default_device_exit_batch+0x38b/0x600
[   56.409069][   T67]  ? unregister_netdev+0x60/0x60
[   56.409199][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.409323][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.409445][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.409565][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.409688][   T67]  cleanup_net+0x431/0x890
[   56.409807][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.409926][   T67]  ? process_one_work+0xdb7/0x1410
[   56.410051][   T67]  ? lock_acquire+0x134/0x160
[   56.410180][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.410303][   T67]  process_one_work+0xdf8/0x1410
[   56.410436][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.410555][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.410676][   T67]  worker_thread+0x4f1/0xd60
[   56.410796][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.410915][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.411039][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.411171][   T67]  kthread+0x367/0x460
[   56.411260][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.411411][   T67]  ? kthread_affine_node+0x330/0x330
[   56.411531][   T67]  ret_from_fork+0x474/0x6b0
[   56.411656][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.411807][   T67]  ? __switch_to+0x5a3/0xe00
[   56.411931][   T67]  ? kthread_affine_node+0x330/0x330
[   56.412056][   T67]  ret_from_fork_asm+0x11/0x20
[   56.412199][   T67]  </TASK>
[   56.412302][   T67] irq event stamp: 802643
[   56.412404][   T67] hardirqs last  enabled at (802651): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.412639][   T67] hardirqs last disabled at (802658): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.412892][   T67] softirqs last  enabled at (802566): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.413135][   T67] softirqs last disabled at (802561): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.413368][   T67] ---[ end trace 0000000000000000 ]---
[   56.429382][  T556] ------------[ cut here ]------------
[   56.429534][  T556] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/556
[   56.429765][  T556] CPU: 1 UID: 0 PID: 556 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.430039][  T556] Tainted: [W]=WARN
[   56.430150][  T556] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.430316][  T556] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.430490][  T556] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.430947][  T556] RSP: 0018:ffa0000001717ab0 EFLAGS: 00010286
[   56.431127][  T556] RAX: 00000000ffffffa6 RBX: ff1100000fb83c40 RCX: 1ff40000002e2f1c
[   56.431325][  T556] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fb83cf8
[   56.431518][  T556] RBP: ff1100000f7d9000 R08: 1fe2200001f707a0 R09: ff1100001595ae80
[   56.431711][  T556] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   56.431903][  T556] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f7d9000
[   56.432111][  T556] FS:  00007fe7fb7a6840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   56.432339][  T556] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.432502][  T556] CR2: 0000555faa067d5c CR3: 0000000013bad002 CR4: 0000000000771ef0
[   56.432696][  T556] PKRU: 55555554
[   56.432793][  T556] Call Trace:
[   56.432888][  T556]  <TASK>
[   56.432955][  T556]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.433091][  T556]  ? notifier_call_chain+0xb0/0x320
[   56.433230][  T556]  rtmsg_ifinfo+0x5c/0xb0
[   56.433330][  T556]  register_netdevice+0x137a/0x1980
[   56.433462][  T556]  ? unregister_netdevice_queue+0x470/0x470
[   56.433626][  T556]  register_netdev+0x23/0x40
[   56.433756][  T556]  loopback_net_init+0x7d/0x150
[   56.433887][  T556]  ops_init+0x187/0x560
[   56.433988][  T556]  setup_net+0x11b/0x3b0
[   56.434090][  T556]  ? unregister_pernet_device+0x80/0x80
[   56.434227][  T556]  ? lockdep_init_map_type+0x5d/0x250
[   56.434360][  T556]  ? mutex_init_lockdep+0xf6/0x120
[   56.434492][  T556]  copy_net_ns+0x2fd/0x450
[   56.434622][  T556]  create_new_namespaces+0x371/0xa10
[   56.434754][  T556]  unshare_nsproxy_namespaces+0xa5/0x150
[   56.434885][  T556]  ksys_unshare+0x47e/0x8c0
[   56.435015][  T556]  ? walk_process_tree+0x350/0x350
[   56.435189][  T556]  ? __ia32_sys_open+0x1b0/0x1b0
[   56.435325][  T556]  __x64_sys_unshare+0x34/0x50
[   56.435453][  T556]  ? do_syscall_64+0x82/0xfc0
[   56.435585][  T556]  do_syscall_64+0x117/0xfc0
[   56.435714][  T556]  ? trace_hardirqs_off+0xd/0x30
[   56.435846][  T556]  ? exc_page_fault+0xee/0x100
[   56.435977][  T556]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   56.436153][  T556] RIP: 0033:0x7fe7fba68bcb
[   56.436312][  T556] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   56.436835][  T556] RSP: 002b:00007fff7db6fdc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   56.437043][  T556] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe7fba68bcb
[   56.437246][  T556] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   56.437443][  T556] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   56.437636][  T556] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff7db71ff0
[   56.437829][  T556] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff7db738c6
[   56.438027][  T556]  </TASK>
[   56.438134][  T556] irq event stamp: 23055
[   56.438232][  T556] hardirqs last  enabled at (23063): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.438459][  T556] hardirqs last disabled at (23070): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.438685][  T556] softirqs last  enabled at (22912): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.438909][  T556] softirqs last disabled at (22855): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.439142][  T556] ---[ end trace 0000000000000000 ]---
[   56.448732][  T556] ------------[ cut here ]------------
[   56.448875][  T556] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/556
[   56.449126][  T556] CPU: 1 UID: 0 PID: 556 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.449389][  T556] Tainted: [W]=WARN
[   56.449487][  T556] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.449651][  T556] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.449820][  T556] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.450375][  T556] RSP: 0018:ffa0000001717a98 EFLAGS: 00010286
[   56.450541][  T556] RAX: 00000000ffffffa6 RBX: ff11000011c93e00 RCX: 1ff40000002e2f19
[   56.450734][  T556] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c93eb8
[   56.450931][  T556] RBP: ff11000010f81000 R08: 1fe22000023927d8 R09: ff1100001595ae80
[   56.451136][  T556] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   56.451330][  T556] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f81000
[   56.451525][  T556] FS:  00007fe7fb7a6840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   56.451755][  T556] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.451919][  T556] CR2: 0000555faa067d5c CR3: 0000000013bad002 CR4: 0000000000771ef0
[   56.452123][  T556] PKRU: 55555554
[   56.452223][  T556] Call Trace:
[   56.452322][  T556]  <TASK>
[   56.452389][  T556]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.452519][  T556]  ? notifier_call_chain+0xb0/0x320
[   56.452653][  T556]  rtmsg_ifinfo+0x5c/0xb0
[   56.452752][  T556]  register_netdevice+0x137a/0x1980
[   56.452882][  T556]  ? unregister_netdevice_queue+0x470/0x470
[   56.453043][  T556]  ? alloc_netdev_mqs+0xed0/0x1490
[   56.453187][  T556]  register_netdev+0x23/0x40
[   56.453317][  T556]  sit_init_net+0x299/0x570
[   56.453450][  T556]  ops_init+0x187/0x560
[   56.453551][  T556]  setup_net+0x11b/0x3b0
[   56.453649][  T556]  ? unregister_pernet_device+0x80/0x80
[   56.453777][  T556]  ? lockdep_init_map_type+0x5d/0x250
[   56.453907][  T556]  ? mutex_init_lockdep+0xf6/0x120
[   56.454037][  T556]  copy_net_ns+0x2fd/0x450
[   56.454176][  T556]  create_new_namespaces+0x371/0xa10
[   56.454309][  T556]  unshare_nsproxy_namespaces+0xa5/0x150
[   56.454441][  T556]  ksys_unshare+0x47e/0x8c0
[   56.454572][  T556]  ? walk_process_tree+0x350/0x350
[   56.454700][  T556]  ? __ia32_sys_open+0x1b0/0x1b0
[   56.454832][  T556]  __x64_sys_unshare+0x34/0x50
[   56.454961][  T556]  ? do_syscall_64+0x82/0xfc0
[   56.455103][  T556]  do_syscall_64+0x117/0xfc0
[   56.455229][  T556]  ? trace_hardirqs_off+0xd/0x30
[   56.455364][  T556]  ? exc_page_fault+0xee/0x100
[   56.455492][  T556]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   56.455653][  T556] RIP: 0033:0x7fe7fba68bcb
[   56.455788][  T556] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   56.456257][  T556] RSP: 002b:00007fff7db6fdc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   56.456453][  T556] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe7fba68bcb
[   56.456645][  T556] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   56.456838][  T556] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   56.457030][  T556] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff7db71ff0
[   56.457235][  T556] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff7db738c6
[   56.457439][  T556]  </TASK>
[   56.457537][  T556] irq event stamp: 30947
[   56.457634][  T556] hardirqs last  enabled at (30955): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.457858][  T556] hardirqs last disabled at (30962): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.458084][  T556] softirqs last  enabled at (30478): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   56.458319][  T556] softirqs last disabled at (30476): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   56.458541][  T556] ---[ end trace 0000000000000000 ]---
[   56.484173][  T557] ------------[ cut here ]------------
[   56.484380][  T557] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/557
[   56.484660][  T557] CPU: 2 UID: 0 PID: 557 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.484988][  T557] Tainted: [W]=WARN
[   56.485836][  T557] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.486057][  T557] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.486300][  T557] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.486804][  T557] RSP: 0018:ffa0000001727020 EFLAGS: 00010286
[   56.487014][  T557] RAX: 00000000ffffffa6 RBX: ff11000004e39700 RCX: 1ff40000002e4dca
[   56.487272][  T557] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e397b8
[   56.487508][  T557] RBP: ff1100000f7d9000 R08: 1fe22000009c72f8 R09: ff1100001595d158
[   56.487750][  T557] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   56.487989][  T557] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f7d9ce1
[   56.488250][  T557] FS:  00007fbc6477c840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   56.488525][  T557] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.488738][  T557] CR2: 000000003aa11988 CR3: 0000000015f15003 CR4: 0000000000771ef0
[   56.488978][  T557] PKRU: 55555554
[   56.489137][  T557] Call Trace:
[   56.489282][  T557]  <TASK>
[   56.489397][  T557]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.489577][  T557]  rtmsg_ifinfo+0x5c/0xb0
[   56.489724][  T557]  ? mark_held_locks+0x40/0x70
[   56.489900][  T557]  __dev_notify_flags+0x1b8/0x280
[   56.490091][  T557]  ? netif_change_name+0x8c0/0x8c0
[   56.490287][  T557]  ? __dev_change_flags+0x4a4/0x660
[   56.490463][  T557]  ? netif_set_allmulti+0x250/0x250
[   56.490636][  T557]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.490814][  T557]  ? is_bpf_text_address+0x68/0x110
[   56.490993][  T557]  netif_change_flags+0xfe/0x190
[   56.491199][  T557]  do_setlink.isra.0+0x1cc3/0x2750
[   56.491381][  T557]  ? rtnl_link_get_size+0x350/0x350
[   56.491556][  T557]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   56.491764][  T557]  ? rcu_read_lock_any_held+0x3c/0x90
[   56.491941][  T557]  ? validate_chain+0x38b/0xc20
[   56.492136][  T557]  ? rcu_read_lock_any_held+0x66/0x90
[   56.492312][  T557]  ? stack_depot_save_flags+0x367/0x770
[   56.492495][  T557]  ? __lock_acquire+0x508/0xc10
[   56.492672][  T557]  ? lock_acquire.part.0+0xbc/0x260
[   56.492847][  T557]  ? rtnl_newlink+0x883/0xea0
[   56.493022][  T557]  ? rcu_is_watching+0x15/0xd0
[   56.493217][  T557]  ? lock_acquire+0x134/0x160
[   56.493393][  T557]  ? rcu_is_watching+0x15/0xd0
[   56.493570][  T557]  ? rcu_is_watching+0x15/0xd0
[   56.493746][  T557]  ? trace_contention_end+0xb3/0x1a0
[   56.493926][  T557]  ? __mutex_lock+0x1db/0x2010
[   56.494124][  T557]  ? __mutex_lock+0x9b2/0x2010
[   56.494304][  T557]  ? rtnl_newlink+0x883/0xea0
[   56.494482][  T557]  ? ww_mutex_lock+0x160/0x160
[   56.494660][  T557]  ? __rtnl_newlink+0x3fa/0xa50
[   56.494840][  T557]  rtnl_newlink+0x8d1/0xea0
[   56.495016][  T557]  ? lock_acquire.part.0+0xbc/0x260
[   56.495217][  T557]  ? __rtnl_newlink+0xa50/0xa50
[   56.495394][  T557]  ? mark_usage+0x61/0x170
[   56.495571][  T557]  ? lock_acquire.part.0+0xbc/0x260
[   56.495744][  T557]  ? find_held_lock+0x2b/0x80
[   56.495920][  T557]  ? __rtnl_newlink+0xa50/0xa50
[   56.496117][  T557]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.496299][  T557]  ? __rtnl_newlink+0xa50/0xa50
[   56.496474][  T557]  rtnetlink_rcv_msg+0x40d/0x9e0
[   56.496654][  T557]  ? validate_chain+0x38b/0xc20
[   56.496829][  T557]  ? rtnl_stats_set+0x3f0/0x3f0
[   56.497003][  T557]  ? __lock_acquire+0x508/0xc10
[   56.497204][  T557]  ? lock_acquire.part.0+0xbc/0x260
[   56.497382][  T557]  ? find_held_lock+0x2b/0x80
[   56.497560][  T557]  netlink_rcv_skb+0x14e/0x3a0
[   56.497737][  T557]  ? rtnl_stats_set+0x3f0/0x3f0
[   56.497913][  T557]  ? netlink_ack+0xcd0/0xcd0
[   56.498119][  T557]  ? netlink_deliver_tap+0xc5/0x330
[   56.498297][  T557]  ? netlink_deliver_tap+0x13c/0x330
[   56.498476][  T557]  netlink_unicast+0x486/0x750
[   56.498652][  T557]  ? netlink_attachskb+0x810/0x810
[   56.498828][  T557]  ? __lock_acquire+0x508/0xc10
[   56.499005][  T557]  netlink_sendmsg+0x735/0xc60
[   56.499207][  T557]  ? netlink_unicast+0x750/0x750
[   56.499386][  T557]  ? __might_fault+0x97/0x140
[   56.499567][  T557]  ____sys_sendmsg+0x419/0x850
[   56.499746][  T557]  ? copy_msghdr_from_user+0x2a0/0x460
[   56.499920][  T557]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   56.500149][  T557]  ? move_addr_to_kernel+0x40/0x40
[   56.500329][  T557]  ? stack_depot_save_flags+0x367/0x770
[   56.500507][  T557]  ? validate_chain+0x38b/0xc20
[   56.500686][  T557]  ___sys_sendmsg+0x14e/0x1d0
[   56.500860][  T557]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   56.501074][  T557]  ? copy_msghdr_from_user+0x460/0x460
[   56.501276][  T557]  __sys_sendmsg+0x145/0x1f0
[   56.501453][  T557]  ? __sys_sendmsg_sock+0x20/0x20
[   56.501627][  T557]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   56.501835][  T557]  ? do_raw_spin_unlock+0x59/0x250
[   56.502014][  T557]  ? rcu_is_watching+0x15/0xd0
[   56.502212][  T557]  do_syscall_64+0x117/0xfc0
[   56.502389][  T557]  ? trace_hardirqs_off+0xd/0x30
[   56.502566][  T557]  ? exc_page_fault+0xee/0x100
[   56.502743][  T557]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   56.502951][  T557] RIP: 0033:0x7fbc649b608e
[   56.503156][  T557] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   56.503663][  T557] RSP: 002b:00007ffdc86acb20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.503905][  T557] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbc649b608e
[   56.504164][  T557] RDX: 0000000000000000 RSI: 00007ffdc86acbd0 RDI: 0000000000000005
[   56.504404][  T557] RBP: 00007ffdc86acb30 R08: 0000000000000000 R09: 0000000000000000
[   56.504641][  T557] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69b
[   56.504878][  T557] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc86ad2a0
[   56.505139][  T557]  </TASK>
[   56.505282][  T557] irq event stamp: 16811
[   56.505424][  T557] hardirqs last  enabled at (16821): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.505696][  T557] hardirqs last disabled at (16830): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.505962][  T557] softirqs last  enabled at (15986): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.506253][  T557] softirqs last disabled at (15975): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.506525][  T557] ---[ end trace 0000000000000000 ]---
[   56.669684][   T67] ------------[ cut here ]------------
[   56.669866][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   56.670124][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.670403][   T67] Tainted: [W]=WARN
[   56.670496][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.670649][   T67] Workqueue: netns cleanup_net
[   56.670778][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.670936][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.671366][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   56.671518][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ea1e00 RCX: 1ff4000000090eed
[   56.671697][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea1eb8
[   56.671875][   T67] RBP: ff11000015b99000 R08: 1fe22000027d43d8 R09: ff1100000faa0bd0
[   56.672086][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   56.672277][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.672459][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   56.672695][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.672856][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[   56.673036][   T67] PKRU: 55555554
[   56.673138][   T67] Call Trace:
[   56.673227][   T67]  <TASK>
[   56.673292][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   56.673445][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.673591][   T67]  ? queue_rcu_work+0x7c/0xa0
[   56.673712][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   56.673832][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.673949][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   56.674077][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.674205][   T67]  ops_undo_list+0x615/0x8f0
[   56.674327][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.674444][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.674567][   T67]  cleanup_net+0x431/0x890
[   56.674686][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.674805][   T67]  ? process_one_work+0xdb7/0x1410
[   56.674928][   T67]  ? lock_acquire+0x134/0x160
[   56.675044][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.675178][   T67]  process_one_work+0xdf8/0x1410
[   56.675298][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.675418][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.675544][   T67]  worker_thread+0x4f1/0xd60
[   56.675664][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.675784][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.675907][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.676024][   T67]  kthread+0x367/0x460
[   56.676127][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.676282][   T67]  ? kthread_affine_node+0x330/0x330
[   56.676404][   T67]  ret_from_fork+0x474/0x6b0
[   56.676523][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.676670][   T67]  ? __switch_to+0x5a3/0xe00
[   56.676791][   T67]  ? kthread_affine_node+0x330/0x330
[   56.676915][   T67]  ret_from_fork_asm+0x11/0x20
[   56.677043][   T67]  </TASK>
[   56.677141][   T67] irq event stamp: 809731
[   56.677232][   T67] hardirqs last  enabled at (809739): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.677443][   T67] hardirqs last disabled at (809746): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.677659][   T67] softirqs last  enabled at (809414): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.677871][   T67] softirqs last disabled at (809409): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.678087][   T67] ---[ end trace 0000000000000000 ]---
[   56.692544][   T67] vethA: left promiscuous mode
[   56.692791][   T67] ------------[ cut here ]------------
[   56.692936][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   56.693229][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.693542][   T67] Tainted: [W]=WARN
[   56.693646][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.693821][   T67] Workqueue: netns cleanup_net
[   56.693967][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.694158][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.694650][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   56.694824][   T67] RAX: 00000000ffffffa6 RBX: ff11000015d7de00 RCX: 1ff4000000090eae
[   56.695024][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015d7deb8
[   56.695240][   T67] RBP: ff110000075a9000 R08: 1fe2200002bafbd8 R09: ff1100000faa0bd0
[   56.695441][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   56.695646][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004953350
[   56.695850][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   56.696092][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.696270][   T67] CR2: 00007ffe875b94a8 CR3: 0000000013d03004 CR4: 0000000000771ef0
[   56.696475][   T67] PKRU: 55555554
[   56.696579][   T67] Call Trace:
[   56.696680][   T67]  <TASK>
[   56.696751][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.696890][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   56.696997][   T67]  __dev_notify_flags+0x1b8/0x280
[   56.697149][   T67]  ? netdev_info+0xe2/0x116
[   56.697287][   T67]  ? netdev_notice+0x120/0x120
[   56.697422][   T67]  ? netif_change_name+0x8c0/0x8c0
[   56.697557][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   56.697737][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   56.697879][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   56.698027][   T67]  __dev_set_promiscuity+0x194/0x230
[   56.698179][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   56.698318][   T67]  netif_set_promiscuity+0x4c/0xc0
[   56.698454][   T67]  dev_set_promiscuity+0x9d/0x150
[   56.698592][   T67]  hsr_del_port+0x36d/0x490
[   56.698733][   T67]  hsr_del_ports+0x24/0x80
[   56.698870][   T67]  hsr_dellink+0x5d/0x90
[   56.698973][   T67]  default_device_exit_batch+0x19d/0x600
[   56.699127][   T67]  ? unregister_netdev+0x60/0x60
[   56.699266][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.699407][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.699549][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.699686][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.699824][   T67]  cleanup_net+0x431/0x890
[   56.699960][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.700112][   T67]  ? process_one_work+0xdb7/0x1410
[   56.700255][   T67]  ? lock_acquire+0x134/0x160
[   56.700395][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.700537][   T67]  process_one_work+0xdf8/0x1410
[   56.700676][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.700810][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.700950][   T67]  worker_thread+0x4f1/0xd60
[   56.701094][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.701312][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.701449][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.701586][   T67]  kthread+0x367/0x460
[   56.701691][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.701861][   T67]  ? kthread_affine_node+0x330/0x330
[   56.701997][   T67]  ret_from_fork+0x474/0x6b0
[   56.702205][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.702431][   T67]  ? __switch_to+0x5a3/0xe00
[   56.702566][   T67]  ? kthread_affine_node+0x330/0x330
[   56.702703][   T67]  ret_from_fork_asm+0x11/0x20
[   56.702847][   T67]  </TASK>
[   56.702950][   T67] irq event stamp: 811643
[   56.703058][   T67] hardirqs last  enabled at (811651): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.703357][   T67] hardirqs last disabled at (811756): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.703590][   T67] softirqs last  enabled at (811754): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.703837][   T67] softirqs last disabled at (811659): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.704090][   T67] ---[ end trace 0000000000000000 ]---
[   56.704570][   T67] ------------[ cut here ]------------
[   56.704708][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   56.704994][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.705314][   T67] Tainted: [W]=WARN
[   56.705415][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.705586][   T67] Workqueue: netns cleanup_net
[   56.705728][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.705903][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.706387][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   56.706562][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e0d8c0 RCX: 1ff4000000090eb2
[   56.706758][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e0d978
[   56.706957][   T67] RBP: ff110000075a9000 R08: 1fe2200002bc1b30 R09: ff1100000faa0bd0
[   56.707166][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   56.707366][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   56.707569][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   56.707799][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.707965][   T67] CR2: 00007ffe875b94a8 CR3: 0000000013d03004 CR4: 0000000000771ef0
[   56.708180][   T67] PKRU: 55555554
[   56.708279][   T67] Call Trace:
[   56.708378][   T67]  <TASK>
[   56.708447][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.708585][   T67]  rtnetlink_event+0xe0/0x1f0
[   56.708720][   T67]  notifier_call_chain+0xb0/0x320
[   56.708854][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   56.708989][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   56.709174][   T67]  ? find_held_lock+0x2b/0x80
[   56.709317][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   56.709462][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   56.709637][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   56.709781][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   56.709918][   T67]  hsr_del_port+0x25a/0x490
[   56.710064][   T67]  hsr_del_ports+0x24/0x80
[   56.710210][   T67]  hsr_dellink+0x5d/0x90
[   56.710317][   T67]  default_device_exit_batch+0x19d/0x600
[   56.710464][   T67]  ? unregister_netdev+0x60/0x60
[   56.710614][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.710757][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.710900][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.711036][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.711189][   T67]  cleanup_net+0x431/0x890
[   56.711333][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.711469][   T67]  ? process_one_work+0xdb7/0x1410
[   56.711607][   T67]  ? lock_acquire+0x134/0x160
[   56.711740][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.711875][   T67]  process_one_work+0xdf8/0x1410
[   56.712011][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.712154][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.712288][   T67]  worker_thread+0x4f1/0xd60
[   56.712421][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.712553][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.712692][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.712824][   T67]  kthread+0x367/0x460
[   56.712923][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.713091][   T67]  ? kthread_affine_node+0x330/0x330
[   56.713230][   T67]  ret_from_fork+0x474/0x6b0
[   56.713405][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.713573][   T67]  ? __switch_to+0x5a3/0xe00
[   56.713713][   T67]  ? kthread_affine_node+0x330/0x330
[   56.713845][   T67]  ret_from_fork_asm+0x11/0x20
[   56.713982][   T67]  </TASK>
[   56.714087][   T67] irq event stamp: 812499
[   56.714191][   T67] hardirqs last  enabled at (812509): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.714423][   T67] hardirqs last disabled at (812516): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.714653][   T67] softirqs last  enabled at (812204): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.714881][   T67] softirqs last disabled at (812199): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.715114][   T67] ---[ end trace 0000000000000000 ]---
[   56.715454][   T67] ------------[ cut here ]------------
[   56.715662][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   56.715986][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.716291][   T67] Tainted: [W]=WARN
[   56.716390][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.716552][   T67] Workqueue: netns cleanup_net
[   56.716683][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.716934][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.718151][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   56.718319][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e0d1c0 RCX: 1ff4000000090eaf
[   56.718506][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e0d278
[   56.718693][   T67] RBP: ff11000015fa1000 R08: 1fe2200002bc1a50 R09: ff1100000faa0bd0
[   56.718880][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   56.719068][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075a9000
[   56.719314][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   56.719535][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.719747][   T67] CR2: 00007ffe875b94a8 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   56.719934][   T67] PKRU: 55555554
[   56.720030][   T67] Call Trace:
[   56.720190][   T67]  <TASK>
[   56.720256][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.720383][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   56.720479][   T67]  netif_close_many+0x2ac/0x640
[   56.720607][   T67]  ? __dev_close_many+0x530/0x530
[   56.720733][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   56.720896][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   56.721063][   T67]  ? mark_held_locks+0x40/0x70
[   56.721253][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.721381][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.721540][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.721670][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.721798][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.721967][   T67]  ? unregister_netdevice_many+0x20/0x20
[   56.722159][   T67]  default_device_exit_batch+0x38b/0x600
[   56.722298][   T67]  ? unregister_netdev+0x60/0x60
[   56.722433][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.722569][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.722705][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.722834][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.722963][   T67]  cleanup_net+0x431/0x890
[   56.723151][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.723277][   T67]  ? process_one_work+0xdb7/0x1410
[   56.723405][   T67]  ? lock_acquire+0x134/0x160
[   56.723531][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.723660][   T67]  process_one_work+0xdf8/0x1410
[   56.723789][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.723923][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.724056][   T67]  worker_thread+0x4f1/0xd60
[   56.724246][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.724374][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.724502][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.724628][   T67]  kthread+0x367/0x460
[   56.724722][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.724886][   T67]  ? kthread_affine_node+0x330/0x330
[   56.725013][   T67]  ret_from_fork+0x474/0x6b0
[   56.725201][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.725361][   T67]  ? __switch_to+0x5a3/0xe00
[   56.725490][   T67]  ? kthread_affine_node+0x330/0x330
[   56.725616][   T67]  ret_from_fork_asm+0x11/0x20
[   56.725749][   T67]  </TASK>
[   56.725844][   T67] irq event stamp: 815125
[   56.725940][   T67] hardirqs last  enabled at (815133): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.726219][   T67] hardirqs last disabled at (815236): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.726435][   T67] softirqs last  enabled at (815234): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.726737][   T67] softirqs last disabled at (815141): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.726956][   T67] ---[ end trace 0000000000000000 ]---
[   56.729225][   T67] ------------[ cut here ]------------
[   56.729418][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   56.729683][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.729972][   T67] Tainted: [W]=WARN
[   56.730076][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.730247][   T67] Workqueue: netns cleanup_net
[   56.730380][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.730542][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.730992][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   56.731171][   T67] RAX: 00000000ffffffa6 RBX: ff11000011c93700 RCX: 1ff4000000090eaf
[   56.731357][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c937b8
[   56.731541][   T67] RBP: ff110000075a9000 R08: 1fe22000023926f8 R09: ff1100000faa0bd0
[   56.731729][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   56.731912][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f61000
[   56.732111][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   56.732327][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.732481][   T67] CR2: 00007ffe875b8ff8 CR3: 0000000013d03005 CR4: 0000000000771ef0
[   56.732668][   T67] PKRU: 55555554
[   56.732763][   T67] Call Trace:
[   56.732855][   T67]  <TASK>
[   56.732921][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.733045][   T67]  ? notifier_call_chain+0xb0/0x320
[   56.733252][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   56.733358][   T67]  netif_close_many+0x2ac/0x640
[   56.733497][   T67]  ? __dev_close_many+0x530/0x530
[   56.733632][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   56.733793][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   56.733959][   T67]  ? mark_held_locks+0x40/0x70
[   56.734092][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.734268][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.734420][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.734552][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.734682][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.734837][   T67]  ? unregister_netdevice_many+0x20/0x20
[   56.734962][   T67]  default_device_exit_batch+0x38b/0x600
[   56.735088][   T67]  ? unregister_netdev+0x60/0x60
[   56.735266][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.735401][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.735524][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.735647][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.735773][   T67]  cleanup_net+0x431/0x890
[   56.735898][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.736020][   T67]  ? process_one_work+0xdb7/0x1410
[   56.736156][   T67]  ? lock_acquire+0x134/0x160
[   56.736279][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.736406][   T67]  process_one_work+0xdf8/0x1410
[   56.736539][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.736662][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.736788][   T67]  worker_thread+0x4f1/0xd60
[   56.736912][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.737038][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.737173][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.737299][   T67]  kthread+0x367/0x460
[   56.737392][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.737550][   T67]  ? kthread_affine_node+0x330/0x330
[   56.737673][   T67]  ret_from_fork+0x474/0x6b0
[   56.737798][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.737951][   T67]  ? __switch_to+0x5a3/0xe00
[   56.738085][   T67]  ? kthread_affine_node+0x330/0x330
[   56.738215][   T67]  ret_from_fork_asm+0x11/0x20
[   56.738349][   T67]  </TASK>
[   56.738442][   T67] irq event stamp: 818385
[   56.738536][   T67] hardirqs last  enabled at (818393): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.738752][   T67] hardirqs last disabled at (818400): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.738965][   T67] softirqs last  enabled at (818184): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.739194][   T67] softirqs last disabled at (818167): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.739406][   T67] ---[ end trace 0000000000000000 ]---
[   56.742058][   T67] ------------[ cut here ]------------
[   56.742284][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   56.742673][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.743140][   T67] Tainted: [W]=WARN
[   56.743299][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.743548][   T67] Workqueue: netns cleanup_net
[   56.743752][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.744011][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.744719][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   56.744967][   T67] RAX: 00000000ffffffa6 RBX: ff110000100591c0 RCX: 1ff4000000090eaf
[   56.745273][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010059278
[   56.745560][   T67] RBP: ff11000010f61000 R08: 1fe220000200b250 R09: ff1100000faa0bd0
[   56.745852][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   56.746159][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013b94000
[   56.746455][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   56.746801][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.747051][   T67] CR2: 00007fecdaace498 CR3: 0000000015f8b003 CR4: 0000000000771ef0
[   56.747350][   T67] PKRU: 55555554
[   56.747493][   T67] Call Trace:
[   56.747636][   T67]  <TASK>
[   56.747737][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.747940][   T67]  ? notifier_call_chain+0xb0/0x320
[   56.748153][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   56.748301][   T67]  netif_close_many+0x2ac/0x640
[   56.748499][   T67]  ? __dev_close_many+0x530/0x530
[   56.748694][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   56.748934][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   56.749195][   T67]  ? mark_held_locks+0x40/0x70
[   56.749402][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.749609][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.749860][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.750067][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.750281][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.750523][   T67]  ? unregister_netdevice_many+0x20/0x20
[   56.750722][   T67]  default_device_exit_batch+0x38b/0x600
[   56.750919][   T67]  ? unregister_netdev+0x60/0x60
[   56.751128][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.751327][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.751524][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.751709][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.751904][   T67]  cleanup_net+0x431/0x890
[   56.752114][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.752311][   T67]  ? process_one_work+0xdb7/0x1410
[   56.752502][   T67]  ? lock_acquire+0x134/0x160
[   56.752692][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.752892][   T67]  process_one_work+0xdf8/0x1410
[   56.753108][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.753308][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.753504][   T67]  worker_thread+0x4f1/0xd60
[   56.753701][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.754032][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.754244][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.754438][   T67]  kthread+0x367/0x460
[   56.754583][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.754824][   T67]  ? kthread_affine_node+0x330/0x330
[   56.755017][   T67]  ret_from_fork+0x474/0x6b0
[   56.755227][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.755475][   T67]  ? __switch_to+0x5a3/0xe00
[   56.755667][   T67]  ? kthread_affine_node+0x330/0x330
[   56.755861][   T67]  ret_from_fork_asm+0x11/0x20
[   56.756079][   T67]  </TASK>
[   56.756251][   T67] irq event stamp: 822533
[   56.756397][   T67] hardirqs last  enabled at (822541): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.756739][   T67] hardirqs last disabled at (822548): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.757228][   T67] softirqs last  enabled at (822074): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.757560][   T67] softirqs last disabled at (822069): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.757890][   T67] ---[ end trace 0000000000000000 ]---
[   56.766213][   T67] ------------[ cut here ]------------
[   56.766364][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   56.766635][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.766952][   T67] Tainted: [W]=WARN
[   56.767058][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.767235][   T67] Workqueue: netns cleanup_net
[   56.767378][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.767551][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.768057][   T67] RSP: 0018:ffa00000004874d0 EFLAGS: 00010286
[   56.768343][   T67] RAX: 00000000ffffffa6 RBX: ff1100000fb83a80 RCX: 1ff4000000090e60
[   56.768544][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fb83b38
[   56.768748][   T67] RBP: ff110000138a4000 R08: 1fe2200001f70768 R09: ff1100000faa0bd0
[   56.768953][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   56.769266][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   56.769569][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   56.769820][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.770000][   T67] CR2: 00007fa51e678000 CR3: 0000000015df2002 CR4: 0000000000771ef0
[   56.770296][   T67] PKRU: 55555554
[   56.770400][   T67] Call Trace:
[   56.770505][   T67]  <TASK>
[   56.770577][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.770711][   T67]  ? notifier_call_chain+0xb0/0x320
[   56.770848][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   56.770950][   T67]  netif_state_change+0x155/0x340
[   56.771091][   T67]  ? ref_tracker_dir_print+0x100/0x100
[   56.771242][   T67]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   56.771412][   T67]  ? netif_close_many+0x2c9/0x640
[   56.771553][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.771687][   T67]  netif_set_operstate+0xc1/0x100
[   56.771823][   T67]  ? rtnl_put_cacheinfo+0x250/0x250
[   56.771959][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   56.772109][   T67]  ? queue_delayed_work_on+0x95/0x100
[   56.772248][   T67]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   56.772425][   T67]  hsr_netdev_notify+0x387/0xad0
[   56.772561][   T67]  ? unregister_vlan_dev+0x380/0x380
[   56.772698][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   56.772836][   T67]  notifier_call_chain+0xb0/0x320
[   56.772969][   T67]  netif_close_many+0x2c9/0x640
[   56.773113][   T67]  ? __dev_close_many+0x530/0x530
[   56.773248][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   56.773415][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   56.773580][   T67]  ? mark_held_locks+0x40/0x70
[   56.773712][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.773846][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.774013][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.774153][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.774286][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.774451][   T67]  ? unregister_netdevice_many+0x20/0x20
[   56.774585][   T67]  default_device_exit_batch+0x38b/0x600
[   56.774718][   T67]  ? unregister_netdev+0x60/0x60
[   56.774850][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.774987][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.775130][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.775295][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.775435][   T67]  cleanup_net+0x431/0x890
[   56.775569][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.775699][   T67]  ? process_one_work+0xdb7/0x1410
[   56.775832][   T67]  ? lock_acquire+0x134/0x160
[   56.775965][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.776112][   T67]  process_one_work+0xdf8/0x1410
[   56.776248][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.776381][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.776516][   T67]  worker_thread+0x4f1/0xd60
[   56.776650][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.776782][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.776917][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.777055][   T67]  kthread+0x367/0x460
[   56.777163][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.777330][   T67]  ? kthread_affine_node+0x330/0x330
[   56.777463][   T67]  ret_from_fork+0x474/0x6b0
[   56.777597][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.777762][   T67]  ? __switch_to+0x5a3/0xe00
[   56.777899][   T67]  ? kthread_affine_node+0x330/0x330
[   56.778032][   T67]  ret_from_fork_asm+0x11/0x20
[   56.778181][   T67]  </TASK>
[   56.778282][   T67] irq event stamp: 831417
[   56.778382][   T67] hardirqs last  enabled at (831425): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.778614][   T67] hardirqs last disabled at (831432): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.778847][   T67] softirqs last  enabled at (830998): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.779084][   T67] softirqs last disabled at (830981): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.779324][   T67] ---[ end trace 0000000000000000 ]---
[   56.779564][   T67] ------------[ cut here ]------------
[   56.779685][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   56.779934][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.780233][   T67] Tainted: [W]=WARN
[   56.780329][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.780485][   T67] Workqueue: netns cleanup_net
[   56.780618][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.780783][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.781601][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   56.781760][   T67] RAX: 00000000ffffffa6 RBX: ff1100000fb838c0 RCX: 1ff4000000090eaf
[   56.781949][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fb83978
[   56.782217][   T67] RBP: ff11000013b94000 R08: 1fe2200001f70730 R09: ff1100000faa0bd0
[   56.782405][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   56.782592][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   56.782783][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   56.782998][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.783226][   T67] CR2: 00007fa51e678000 CR3: 0000000015df2002 CR4: 0000000000771ef0
[   56.783489][   T67] PKRU: 55555554
[   56.783582][   T67] Call Trace:
[   56.783674][   T67]  <TASK>
[   56.783741][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.783866][   T67]  ? notifier_call_chain+0xb0/0x320
[   56.783993][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   56.784095][   T67]  netif_close_many+0x2ac/0x640
[   56.784312][   T67]  ? __dev_close_many+0x530/0x530
[   56.784436][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   56.784591][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   56.784749][   T67]  ? mark_held_locks+0x40/0x70
[   56.784871][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.784995][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.785237][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.785361][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.785484][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.785639][   T67]  ? unregister_netdevice_many+0x20/0x20
[   56.785765][   T67]  default_device_exit_batch+0x38b/0x600
[   56.785892][   T67]  ? unregister_netdev+0x60/0x60
[   56.786015][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.786220][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.786347][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.786470][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.786598][   T67]  cleanup_net+0x431/0x890
[   56.786723][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.786850][   T67]  ? process_one_work+0xdb7/0x1410
[   56.787066][   T67]  ? lock_acquire+0x134/0x160
[   56.787275][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.787402][   T67]  process_one_work+0xdf8/0x1410
[   56.787529][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.787653][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.787781][   T67]  worker_thread+0x4f1/0xd60
[   56.787991][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.788209][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.788334][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.788457][   T67]  kthread+0x367/0x460
[   56.788551][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.788707][   T67]  ? kthread_affine_node+0x330/0x330
[   56.788913][   T67]  ret_from_fork+0x474/0x6b0
[   56.789039][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.789273][   T67]  ? __switch_to+0x5a3/0xe00
[   56.789406][   T67]  ? kthread_affine_node+0x330/0x330
[   56.789531][   T67]  ret_from_fork_asm+0x11/0x20
[   56.789746][   T67]  </TASK>
[   56.789840][   T67] irq event stamp: 833873
[   56.789933][   T67] hardirqs last  enabled at (833881): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.790241][   T67] hardirqs last disabled at (834030): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.790459][   T67] softirqs last  enabled at (834028): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.790759][   T67] softirqs last disabled at (833889): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.790972][   T67] ---[ end trace 0000000000000000 ]---
[   56.799223][   T67] ------------[ cut here ]------------
[   56.799404][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   56.799695][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.800020][   T67] Tainted: [W]=WARN
[   56.800189][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.800391][   T67] Workqueue: netns cleanup_net
[   56.800563][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.800765][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.801260][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   56.801458][   T67] RAX: 00000000ffffffa6 RBX: ff1100000fb82900 RCX: 1ff4000000090ed5
[   56.801681][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fb829b8
[   56.801906][   T67] RBP: ff11000015fa1000 R08: 1fe2200001f70538 R09: ff1100000faa0bd0
[   56.802163][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   56.802392][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.802618][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   56.802872][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.803075][   T67] CR2: 00007f6636d68574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   56.803320][   T67] PKRU: 55555554
[   56.803456][   T67] Call Trace:
[   56.803593][   T67]  <TASK>
[   56.803702][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   56.803902][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.804132][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.804304][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.804475][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.804680][   T67]  default_device_exit_batch+0x38b/0x600
[   56.804849][   T67]  ? unregister_netdev+0x60/0x60
[   56.805015][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.805207][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.805377][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.805543][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.805712][   T67]  cleanup_net+0x431/0x890
[   56.805893][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.806065][   T67]  ? process_one_work+0xdb7/0x1410
[   56.806247][   T67]  ? lock_acquire+0x134/0x160
[   56.806432][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.806601][   T67]  process_one_work+0xdf8/0x1410
[   56.806772][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.806938][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.807129][   T67]  worker_thread+0x4f1/0xd60
[   56.807303][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.807470][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.807637][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.807803][   T67]  kthread+0x367/0x460
[   56.807944][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.808193][   T67]  ? kthread_affine_node+0x330/0x330
[   56.808411][   T67]  ret_from_fork+0x474/0x6b0
[   56.808602][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.808874][   T67]  ? __switch_to+0x5a3/0xe00
[   56.809128][   T67]  ? kthread_affine_node+0x330/0x330
[   56.809304][   T67]  ret_from_fork_asm+0x11/0x20
[   56.809477][   T67]  </TASK>
[   56.809612][   T67] irq event stamp: 842767
[   56.809749][   T67] hardirqs last  enabled at (842777): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.810009][   T67] hardirqs last disabled at (842786): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.810287][   T67] softirqs last  enabled at (842454): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.810541][   T67] softirqs last disabled at (842429): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.810795][   T67] ---[ end trace 0000000000000000 ]---
[   56.812110][   T67] ------------[ cut here ]------------
[   56.812279][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   56.812559][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.812913][   T67] Tainted: [W]=WARN
[   56.813061][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.813272][   T67] Workqueue: netns cleanup_net
[   56.813445][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.813647][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.814141][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   56.814350][   T67] RAX: 00000000ffffffa6 RBX: ff11000015c02c80 RCX: 1ff4000000090ed5
[   56.814581][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c02d38
[   56.814807][   T67] RBP: ff110000075a9000 R08: 1fe2200002b805a8 R09: ff1100000faa0bd0
[   56.815076][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   56.815426][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.815760][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   56.816163][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.816436][   T67] CR2: 00007f6636d68574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   56.816674][   T67] PKRU: 55555554
[   56.816811][   T67] Call Trace:
[   56.816946][   T67]  <TASK>
[   56.817063][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   56.817302][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.817572][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.817752][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.817918][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.818140][   T67]  default_device_exit_batch+0x38b/0x600
[   56.818309][   T67]  ? unregister_netdev+0x60/0x60
[   56.818475][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.818643][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.818810][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.818976][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.819166][   T67]  cleanup_net+0x431/0x890
[   56.819339][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.819533][   T67]  ? process_one_work+0xdb7/0x1410
[   56.819704][   T67]  ? lock_acquire+0x134/0x160
[   56.819870][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.820038][   T67]  process_one_work+0xdf8/0x1410
[   56.820230][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.820397][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.820572][   T67]  worker_thread+0x4f1/0xd60
[   56.820740][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.820906][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.821083][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.821266][   T67]  kthread+0x367/0x460
[   56.821404][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.821600][   T67]  ? kthread_affine_node+0x330/0x330
[   56.821769][   T67]  ret_from_fork+0x474/0x6b0
[   56.821938][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.822158][   T67]  ? __switch_to+0x5a3/0xe00
[   56.822332][   T67]  ? kthread_affine_node+0x330/0x330
[   56.822499][   T67]  ret_from_fork_asm+0x11/0x20
[   56.822674][   T67]  </TASK>
[   56.822807][   T67] irq event stamp: 845485
[   56.822943][   T67] hardirqs last  enabled at (845495): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.823240][   T67] hardirqs last disabled at (845506): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.823493][   T67] softirqs last  enabled at (844982): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.823746][   T67] softirqs last disabled at (844975): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.823998][   T67] ---[ end trace 0000000000000000 ]---
[   56.825295][   T67] vethB (unregistering): left promiscuous mode
[   56.825736][   T67] ------------[ cut here ]------------
[   56.825905][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   56.826238][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.826578][   T67] Tainted: [W]=WARN
[   56.826721][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.826929][   T67] Workqueue: netns cleanup_net
[   56.827886][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.828198][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.828760][   T67] RSP: 0018:ffa0000000487510 EFLAGS: 00010286
[   56.829023][   T67] RAX: 00000000ffffffa6 RBX: ff11000015c02900 RCX: 1ff4000000090e68
[   56.829337][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c029b8
[   56.829630][   T67] RBP: ff110000138a4000 R08: 1fe2200002b80538 R09: ff1100000faa0bd0
[   56.829921][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   56.830236][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004875a8
[   56.830530][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   56.830850][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.831142][   T67] CR2: 00007f6636d68574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   56.831438][   T67] PKRU: 55555554
[   56.831631][   T67] Call Trace:
[   56.831825][   T67]  <TASK>
[   56.831987][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.832237][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   56.832496][   T67]  netif_close_many+0x2ac/0x640
[   56.832838][   T67]  ? __dev_close_many+0x530/0x530
[   56.833197][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   56.833492][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   56.833759][   T67]  ? mark_held_locks+0x40/0x70
[   56.833986][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.834332][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.834537][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.834710][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.834922][   T67]  ? unregister_netdevice_many+0x20/0x20
[   56.835119][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   56.835326][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   56.835506][   T67]  hsr_netdev_notify+0x742/0xad0
[   56.835684][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   56.835878][   T67]  notifier_call_chain+0xb0/0x320
[   56.836064][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[   56.836289][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.836495][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.836671][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.836869][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.837091][   T67]  default_device_exit_batch+0x38b/0x600
[   56.837284][   T67]  ? unregister_netdev+0x60/0x60
[   56.837465][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.837648][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.837826][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.838002][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.838229][   T67]  cleanup_net+0x431/0x890
[   56.838410][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.838585][   T67]  ? process_one_work+0xdb7/0x1410
[   56.838765][   T67]  ? lock_acquire+0x134/0x160
[   56.838946][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.839144][   T67]  process_one_work+0xdf8/0x1410
[   56.839324][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.839499][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.839680][   T67]  worker_thread+0x4f1/0xd60
[   56.839859][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.840035][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.840239][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.840422][   T67]  kthread+0x367/0x460
[   56.840567][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.840777][   T67]  ? kthread_affine_node+0x330/0x330
[   56.840953][   T67]  ret_from_fork+0x474/0x6b0
[   56.841168][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.841378][   T67]  ? __switch_to+0x5a3/0xe00
[   56.841558][   T67]  ? kthread_affine_node+0x330/0x330
[   56.841738][   T67]  ret_from_fork_asm+0x11/0x20
[   56.841985][   T67]  </TASK>
[   56.842215][   T67] irq event stamp: 851877
[   56.842415][   T67] hardirqs last  enabled at (851887): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.842757][   T67] hardirqs last disabled at (851896): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.843033][   T67] softirqs last  enabled at (851458): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.843329][   T67] softirqs last disabled at (851413): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.843627][   T67] ---[ end trace 0000000000000000 ]---
[   56.846997][   T67] ------------[ cut here ]------------
[   56.847186][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   56.847492][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.847819][   T67] Tainted: [W]=WARN
[   56.847960][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.848183][   T67] Workqueue: netns cleanup_net
[   56.848363][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.848575][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.849061][   T67] RSP: 0018:ffa0000000487640 EFLAGS: 00010286
[   56.849338][   T67] RAX: 00000000ffffffa6 RBX: ff11000011769380 RCX: 1ff4000000090e8e
[   56.849627][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011769438
[   56.849910][   T67] RBP: ff110000138a4000 R08: 1fe22000022ed288 R09: ff1100000faa0bd0
[   56.850222][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   56.850504][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.850811][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   56.851147][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.851413][   T67] CR2: 00007f6636d68574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   56.851696][   T67] PKRU: 55555554
[   56.851899][   T67] Call Trace:
[   56.852156][   T67]  <TASK>
[   56.852319][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   56.852576][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.852827][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.853057][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.853294][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.853548][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   56.853799][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   56.854025][   T67]  hsr_netdev_notify+0x742/0xad0
[   56.854275][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   56.854519][   T67]  notifier_call_chain+0xb0/0x320
[   56.854756][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[   56.855009][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.855287][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.855509][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.855753][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.856015][   T67]  default_device_exit_batch+0x38b/0x600
[   56.856307][   T67]  ? unregister_netdev+0x60/0x60
[   56.856531][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.856755][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.856978][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.857220][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.857450][   T67]  cleanup_net+0x431/0x890
[   56.857672][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.857890][   T67]  ? process_one_work+0xdb7/0x1410
[   56.858136][   T67]  ? lock_acquire+0x134/0x160
[   56.858419][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.858625][   T67]  process_one_work+0xdf8/0x1410
[   56.858796][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.858968][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.859169][   T67]  worker_thread+0x4f1/0xd60
[   56.859344][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.859515][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.859687][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.859858][   T67]  kthread+0x367/0x460
[   56.860000][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.860226][   T67]  ? kthread_affine_node+0x330/0x330
[   56.860402][   T67]  ret_from_fork+0x474/0x6b0
[   56.860574][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.860777][   T67]  ? __switch_to+0x5a3/0xe00
[   56.860950][   T67]  ? kthread_affine_node+0x330/0x330
[   56.861138][   T67]  ret_from_fork_asm+0x11/0x20
[   56.861317][   T67]  </TASK>
[   56.861453][   T67] irq event stamp: 859809
[   56.861593][   T67] hardirqs last  enabled at (859819): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.861855][   T67] hardirqs last disabled at (859828): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.862145][   T67] softirqs last  enabled at (859640): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.862408][   T67] softirqs last disabled at (859585): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.862767][   T67] ---[ end trace 0000000000000000 ]---
[   56.872392][   T67] ------------[ cut here ]------------
[   56.872589][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   56.872870][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.873228][   T67] Tainted: [W]=WARN
[   56.873365][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.873562][   T67] Workqueue: netns cleanup_net
[   56.873761][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.873968][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.874464][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   56.874660][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a88c80 RCX: 1ff4000000090ed5
[   56.874882][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a88d38
[   56.875127][   T67] RBP: ff11000010f61000 R08: 1fe2200002b511a8 R09: ff1100000faa0bd0
[   56.875354][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   56.875576][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.875819][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   56.876087][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.876296][   T67] CR2: 00007f6636d68574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   56.876523][   T67] PKRU: 55555554
[   56.876659][   T67] Call Trace:
[   56.876793][   T67]  <TASK>
[   56.876902][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   56.877123][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.877319][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.877488][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.877658][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.877856][   T67]  default_device_exit_batch+0x38b/0x600
[   56.878024][   T67]  ? unregister_netdev+0x60/0x60
[   56.878390][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.878584][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.878755][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.878920][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.879112][   T67]  cleanup_net+0x431/0x890
[   56.879281][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.879448][   T67]  ? process_one_work+0xdb7/0x1410
[   56.879619][   T67]  ? lock_acquire+0x134/0x160
[   56.879785][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.879953][   T67]  process_one_work+0xdf8/0x1410
[   56.880143][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.880312][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.880487][   T67]  worker_thread+0x4f1/0xd60
[   56.880655][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.880820][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.880986][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.881188][   T67]  kthread+0x367/0x460
[   56.881327][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.881548][   T67]  ? kthread_affine_node+0x330/0x330
[   56.881721][   T67]  ret_from_fork+0x474/0x6b0
[   56.881890][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.882117][   T67]  ? __switch_to+0x5a3/0xe00
[   56.882289][   T67]  ? kthread_affine_node+0x330/0x330
[   56.882456][   T67]  ret_from_fork_asm+0x11/0x20
[   56.882640][   T67]  </TASK>
[   56.882776][   T67] irq event stamp: 868259
[   56.882923][   T67] hardirqs last  enabled at (868269): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.883205][   T67] hardirqs last disabled at (868280): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.883459][   T67] softirqs last  enabled at (868218): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.883713][   T67] softirqs last disabled at (868207): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.883994][   T67] ---[ end trace 0000000000000000 ]---
[   56.885802][   T67] ------------[ cut here ]------------
[   56.885965][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   56.886268][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.886614][   T67] Tainted: [W]=WARN
[   56.886750][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.886944][   T67] Workqueue: netns cleanup_net
[   56.887137][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.887340][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.887807][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   56.888004][   T67] RAX: 00000000ffffffa6 RBX: ff11000011fffc40 RCX: 1ff4000000090ed5
[   56.888252][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011fffcf8
[   56.888498][   T67] RBP: ff11000013b94000 R08: 1fe22000023fffa0 R09: ff1100000faa0bd0
[   56.888731][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   56.888954][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.889205][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   56.889464][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.889665][   T67] CR2: 00007f6636d68574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   56.889905][   T67] PKRU: 55555554
[   56.890041][   T67] Call Trace:
[   56.890212][   T67]  <TASK>
[   56.890321][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   56.890521][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   56.890716][   T67]  ? mutex_is_locked+0x1c/0x50
[   56.890885][   T67]  ? rtnl_is_locked+0x15/0x20
[   56.891070][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   56.891283][   T67]  default_device_exit_batch+0x38b/0x600
[   56.891452][   T67]  ? unregister_netdev+0x60/0x60
[   56.891620][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   56.891791][   T67]  ops_undo_list+0x2ce/0x8f0
[   56.891959][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   56.892147][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.892325][   T67]  cleanup_net+0x431/0x890
[   56.892492][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   56.892656][   T67]  ? process_one_work+0xdb7/0x1410
[   56.892824][   T67]  ? lock_acquire+0x134/0x160
[   56.892991][   T67]  ? rcu_is_watching+0x15/0xd0
[   56.893180][   T67]  process_one_work+0xdf8/0x1410
[   56.893352][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   56.893524][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   56.893697][   T67]  worker_thread+0x4f1/0xd60
[   56.893868][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.894035][   T67]  ? __kthread_parkme+0xbd/0x210
[   56.894224][   T67]  ? rescuer_thread+0x1320/0x1320
[   56.894391][   T67]  kthread+0x367/0x460
[   56.894528][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   56.894725][   T67]  ? kthread_affine_node+0x330/0x330
[   56.894895][   T67]  ret_from_fork+0x474/0x6b0
[   56.895070][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   56.895281][   T67]  ? __switch_to+0x5a3/0xe00
[   56.895449][   T67]  ? kthread_affine_node+0x330/0x330
[   56.895617][   T67]  ret_from_fork_asm+0x11/0x20
[   56.895790][   T67]  </TASK>
[   56.895924][   T67] irq event stamp: 871397
[   56.896072][   T67] hardirqs last  enabled at (871407): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.896341][   T67] hardirqs last disabled at (871418): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.896595][   T67] softirqs last  enabled at (870830): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   56.896882][   T67] softirqs last disabled at (870828): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   56.897163][   T67] ---[ end trace 0000000000000000 ]---
[   56.904491][  T565] ------------[ cut here ]------------
[   56.904663][  T565] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/565
[   56.904894][  T565] CPU: 1 UID: 0 PID: 565 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.905173][  T565] Tainted: [W]=WARN
[   56.905272][  T565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.905434][  T565] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.905604][  T565] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.906065][  T565] RSP: 0018:ffa0000001777ab0 EFLAGS: 00010286
[   56.906234][  T565] RAX: 00000000ffffffa6 RBX: ff11000011fff380 RCX: 1ff40000002eef1c
[   56.906429][  T565] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011fff438
[   56.906622][  T565] RBP: ff11000013039000 R08: 1fe22000023ffe88 R09: ff11000013bc2e80
[   56.906817][  T565] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   56.907009][  T565] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013039000
[   56.907211][  T565] FS:  00007fa51e1f2840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   56.907441][  T565] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.907605][  T565] CR2: 00007fa51e3f9430 CR3: 0000000015df2005 CR4: 0000000000771ef0
[   56.907800][  T565] PKRU: 55555554
[   56.907898][  T565] Call Trace:
[   56.907995][  T565]  <TASK>
[   56.908067][  T565]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.908232][  T565]  ? notifier_call_chain+0xb0/0x320
[   56.908366][  T565]  rtmsg_ifinfo+0x5c/0xb0
[   56.908465][  T565]  register_netdevice+0x137a/0x1980
[   56.908598][  T565]  ? unregister_netdevice_queue+0x470/0x470
[   56.908761][  T565]  register_netdev+0x23/0x40
[   56.908889][  T565]  loopback_net_init+0x7d/0x150
[   56.909020][  T565]  ops_init+0x187/0x560
[   56.909131][  T565]  setup_net+0x11b/0x3b0
[   56.909230][  T565]  ? unregister_pernet_device+0x80/0x80
[   56.909359][  T565]  ? lockdep_init_map_type+0x5d/0x250
[   56.909491][  T565]  ? mutex_init_lockdep+0xf6/0x120
[   56.909623][  T565]  copy_net_ns+0x2fd/0x450
[   56.909751][  T565]  create_new_namespaces+0x371/0xa10
[   56.909881][  T565]  unshare_nsproxy_namespaces+0xa5/0x150
[   56.910008][  T565]  ksys_unshare+0x47e/0x8c0
[   56.910149][  T565]  ? walk_process_tree+0x350/0x350
[   56.910277][  T565]  ? __ia32_sys_open+0x1b0/0x1b0
[   56.910410][  T565]  __x64_sys_unshare+0x34/0x50
[   56.910537][  T565]  ? do_syscall_64+0x82/0xfc0
[   56.910667][  T565]  do_syscall_64+0x117/0xfc0
[   56.910795][  T565]  ? trace_hardirqs_off+0xd/0x30
[   56.910924][  T565]  ? exc_page_fault+0xee/0x100
[   56.911086][  T565]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   56.911253][  T565] RIP: 0033:0x7fa51e4b4bcb
[   56.911390][  T565] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   56.911848][  T565] RSP: 002b:00007ffd318c4d58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   56.912057][  T565] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa51e4b4bcb
[   56.912259][  T565] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   56.912452][  T565] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   56.912656][  T565] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd318c6f80
[   56.912847][  T565] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd318c88c6
[   56.913066][  T565]  </TASK>
[   56.913172][  T565] irq event stamp: 14977
[   56.913273][  T565] hardirqs last  enabled at (14985): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.913500][  T565] hardirqs last disabled at (14992): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.913725][  T565] softirqs last  enabled at (14702): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.913949][  T565] softirqs last disabled at (14697): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.914198][  T565] ---[ end trace 0000000000000000 ]---
[   56.917211][  T565] ------------[ cut here ]------------
[   56.917363][  T565] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/565
[   56.917594][  T565] CPU: 1 UID: 0 PID: 565 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.917862][  T565] Tainted: [W]=WARN
[   56.917960][  T565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.918174][  T565] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.918344][  T565] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.918807][  T565] RSP: 0018:ffa0000001777a98 EFLAGS: 00010286
[   56.918998][  T565] RAX: 00000000ffffffa6 RBX: ff11000013fc4580 RCX: 1ff40000002eef19
[   56.919209][  T565] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc4638
[   56.919401][  T565] RBP: ff11000013f79000 R08: 1fe22000027f88c8 R09: ff11000013bc2e80
[   56.919596][  T565] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   56.919788][  T565] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013f79000
[   56.919981][  T565] FS:  00007fa51e1f2840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   56.920214][  T565] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.920380][  T565] CR2: 00007fa51e3f9430 CR3: 0000000015df2005 CR4: 0000000000771ef0
[   56.920579][  T565] PKRU: 55555554
[   56.920676][  T565] Call Trace:
[   56.920772][  T565]  <TASK>
[   56.920839][  T565]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.920982][  T565]  ? notifier_call_chain+0xb0/0x320
[   56.921122][  T565]  rtmsg_ifinfo+0x5c/0xb0
[   56.921221][  T565]  register_netdevice+0x137a/0x1980
[   56.921354][  T565]  ? unregister_netdevice_queue+0x470/0x470
[   56.921516][  T565]  ? alloc_netdev_mqs+0xed0/0x1490
[   56.921646][  T565]  register_netdev+0x23/0x40
[   56.921775][  T565]  sit_init_net+0x299/0x570
[   56.921906][  T565]  ops_init+0x187/0x560
[   56.922005][  T565]  setup_net+0x11b/0x3b0
[   56.922112][  T565]  ? unregister_pernet_device+0x80/0x80
[   56.922242][  T565]  ? lockdep_init_map_type+0x5d/0x250
[   56.922373][  T565]  ? mutex_init_lockdep+0xf6/0x120
[   56.922505][  T565]  copy_net_ns+0x2fd/0x450
[   56.922637][  T565]  create_new_namespaces+0x371/0xa10
[   56.922769][  T565]  unshare_nsproxy_namespaces+0xa5/0x150
[   56.922899][  T565]  ksys_unshare+0x47e/0x8c0
[   56.923029][  T565]  ? walk_process_tree+0x350/0x350
[   56.923183][  T565]  ? __ia32_sys_open+0x1b0/0x1b0
[   56.923316][  T565]  __x64_sys_unshare+0x34/0x50
[   56.923446][  T565]  ? do_syscall_64+0x82/0xfc0
[   56.923575][  T565]  do_syscall_64+0x117/0xfc0
[   56.923703][  T565]  ? trace_hardirqs_off+0xd/0x30
[   56.923834][  T565]  ? exc_page_fault+0xee/0x100
[   56.923962][  T565]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   56.924134][  T565] RIP: 0033:0x7fa51e4b4bcb
[   56.924270][  T565] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   56.924735][  T565] RSP: 002b:00007ffd318c4d58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   56.924929][  T565] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa51e4b4bcb
[   56.925134][  T565] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   56.925328][  T565] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   56.925522][  T565] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd318c6f80
[   56.925713][  T565] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd318c88c6
[   56.925911][  T565]  </TASK>
[   56.926008][  T565] irq event stamp: 16953
[   56.926114][  T565] hardirqs last  enabled at (16963): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   56.926336][  T565] hardirqs last disabled at (16970): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   56.926557][  T565] softirqs last  enabled at (16540): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   56.926793][  T565] softirqs last disabled at (16475): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   56.927015][  T565] ---[ end trace 0000000000000000 ]---
[   56.989092][  T566] ------------[ cut here ]------------
[   56.989356][  T566] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/566
[   56.989719][  T566] CPU: 0 UID: 0 PID: 566 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   56.990148][  T566] Tainted: [W]=WARN
[   56.990307][  T566] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.990561][  T566] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   56.990826][  T566] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   56.991572][  T566] RSP: 0018:ffa0000001777020 EFLAGS: 00010286
[   56.991830][  T566] RAX: 00000000ffffffa6 RBX: ff11000004e391c0 RCX: 1ff40000002eedca
[   56.992149][  T566] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39278
[   56.992452][  T566] RBP: ff11000013039000 R08: 1fe22000009c7250 R09: ff11000011c00b58
[   56.992759][  T566] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   56.993062][  T566] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013039ce1
[   56.993377][  T566] FS:  00007f29c5c73840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   56.993736][  T566] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.993995][  T566] CR2: 0000000006883988 CR3: 0000000004f26006 CR4: 0000000000771ef0
[   56.994317][  T566] PKRU: 55555554
[   56.994472][  T566] Call Trace:
[   56.994625][  T566]  <TASK>
[   56.994732][  T566]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   56.994940][  T566]  rtmsg_ifinfo+0x5c/0xb0
[   56.995111][  T566]  ? mark_held_locks+0x40/0x70
[   56.995319][  T566]  __dev_notify_flags+0x1b8/0x280
[   56.995526][  T566]  ? netif_change_name+0x8c0/0x8c0
[   56.995725][  T566]  ? __dev_change_flags+0x4a4/0x660
[   56.995929][  T566]  ? netif_set_allmulti+0x250/0x250
[   56.996147][  T566]  ? __lock_release.isra.0+0x6b/0x1a0
[   56.996349][  T566]  ? is_bpf_text_address+0x68/0x110
[   56.996556][  T566]  netif_change_flags+0xfe/0x190
[   56.996761][  T566]  do_setlink.isra.0+0x1cc3/0x2750
[   56.996973][  T566]  ? rtnl_link_get_size+0x350/0x350
[   56.997173][  T566]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   56.997426][  T566]  ? rcu_read_lock_any_held+0x3c/0x90
[   56.997628][  T566]  ? validate_chain+0x38b/0xc20
[   56.997830][  T566]  ? rcu_read_lock_any_held+0x66/0x90
[   56.998033][  T566]  ? stack_depot_save_flags+0x367/0x770
[   56.998257][  T566]  ? __lock_acquire+0x508/0xc10
[   56.998465][  T566]  ? lock_acquire.part.0+0xbc/0x260
[   56.998669][  T566]  ? rtnl_newlink+0x883/0xea0
[   56.998874][  T566]  ? rcu_is_watching+0x15/0xd0
[   56.999082][  T566]  ? lock_acquire+0x134/0x160
[   56.999291][  T566]  ? rcu_is_watching+0x15/0xd0
[   56.999492][  T566]  ? rcu_is_watching+0x15/0xd0
[   56.999692][  T566]  ? trace_contention_end+0xb3/0x1a0
[   56.999896][  T566]  ? __mutex_lock+0x1db/0x2010
[   57.000115][  T566]  ? __mutex_lock+0x9b2/0x2010
[   57.000320][  T566]  ? rtnl_newlink+0x883/0xea0
[   57.000523][  T566]  ? ww_mutex_lock+0x160/0x160
[   57.000728][  T566]  ? __rtnl_newlink+0x3fa/0xa50
[   57.000930][  T566]  rtnl_newlink+0x8d1/0xea0
[   57.001149][  T566]  ? lock_acquire.part.0+0xbc/0x260
[   57.001350][  T566]  ? __rtnl_newlink+0xa50/0xa50
[   57.001559][  T566]  ? mark_usage+0x61/0x170
[   57.001768][  T566]  ? lock_acquire.part.0+0xbc/0x260
[   57.001968][  T566]  ? find_held_lock+0x2b/0x80
[   57.002186][  T566]  ? __rtnl_newlink+0xa50/0xa50
[   57.002389][  T566]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.002594][  T566]  ? __rtnl_newlink+0xa50/0xa50
[   57.002797][  T566]  rtnetlink_rcv_msg+0x40d/0x9e0
[   57.003005][  T566]  ? validate_chain+0x38b/0xc20
[   57.003220][  T566]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.003422][  T566]  ? __lock_acquire+0x508/0xc10
[   57.003630][  T566]  ? lock_acquire.part.0+0xbc/0x260
[   57.003834][  T566]  ? find_held_lock+0x2b/0x80
[   57.004038][  T566]  netlink_rcv_skb+0x14e/0x3a0
[   57.004257][  T566]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.004459][  T566]  ? netlink_ack+0xcd0/0xcd0
[   57.004670][  T566]  ? netlink_deliver_tap+0xc5/0x330
[   57.004871][  T566]  ? netlink_deliver_tap+0x13c/0x330
[   57.005085][  T566]  netlink_unicast+0x486/0x750
[   57.005301][  T566]  ? netlink_attachskb+0x810/0x810
[   57.005506][  T566]  ? __lock_acquire+0x508/0xc10
[   57.005709][  T566]  netlink_sendmsg+0x735/0xc60
[   57.005911][  T566]  ? netlink_unicast+0x750/0x750
[   57.006124][  T566]  ? __might_fault+0x97/0x140
[   57.006335][  T566]  ____sys_sendmsg+0x419/0x850
[   57.006539][  T566]  ? copy_msghdr_from_user+0x2a0/0x460
[   57.006743][  T566]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   57.006997][  T566]  ? move_addr_to_kernel+0x40/0x40
[   57.007218][  T566]  ? stack_depot_save_flags+0x367/0x770
[   57.007426][  T566]  ? validate_chain+0x38b/0xc20
[   57.007634][  T566]  ___sys_sendmsg+0x14e/0x1d0
[   57.007837][  T566]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   57.008095][  T566]  ? copy_msghdr_from_user+0x460/0x460
[   57.008328][  T566]  __sys_sendmsg+0x145/0x1f0
[   57.008533][  T566]  ? __sys_sendmsg_sock+0x20/0x20
[   57.008736][  T566]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   57.008994][  T566]  ? do_raw_spin_unlock+0x59/0x250
[   57.009211][  T566]  ? rcu_is_watching+0x15/0xd0
[   57.009420][  T566]  do_syscall_64+0x117/0xfc0
[   57.009625][  T566]  ? trace_hardirqs_off+0xd/0x30
[   57.009832][  T566]  ? exc_page_fault+0xee/0x100
[   57.010036][  T566]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   57.010307][  T566] RIP: 0033:0x7f29c5ead08e
[   57.010515][  T566] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   57.011255][  T566] RSP: 002b:00007ffe4795ea80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.011557][  T566] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f29c5ead08e
[   57.011837][  T566] RDX: 0000000000000000 RSI: 00007ffe4795eb30 RDI: 0000000000000005
[   57.012160][  T566] RBP: 00007ffe4795ea90 R08: 0000000000000000 R09: 0000000000000000
[   57.012465][  T566] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69c
[   57.012769][  T566] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4795f200
[   57.013083][  T566]  </TASK>
[   57.013244][  T566] irq event stamp: 29425
[   57.013399][  T566] hardirqs last  enabled at (29433): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   57.013755][  T566] hardirqs last disabled at (29440): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   57.014115][  T566] softirqs last  enabled at (28532): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   57.014468][  T566] softirqs last disabled at (28530): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   57.014818][  T566] ---[ end trace 0000000000000000 ]---
[   57.180666][   T67] ------------[ cut here ]------------
[   57.180832][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   57.181085][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   57.181367][   T67] Tainted: [W]=WARN
[   57.181458][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.181609][   T67] Workqueue: netns cleanup_net
[   57.181741][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   57.181901][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   57.182355][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   57.182511][   T67] RAX: 00000000ffffffa6 RBX: ff110000049a23c0 RCX: 1ff4000000090eed
[   57.182689][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a2478
[   57.182866][   T67] RBP: ff11000010e8c000 R08: 1fe2200000934490 R09: ff1100000faa0bd0
[   57.183043][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   57.183233][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   57.183412][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   57.183622][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.183773][   T67] CR2: 00007fe9f3e9d000 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   57.183952][   T67] PKRU: 55555554
[   57.184041][   T67] Call Trace:
[   57.184139][   T67]  <TASK>
[   57.184200][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   57.184357][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   57.184505][   T67]  ? queue_rcu_work+0x7c/0xa0
[   57.184625][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   57.184751][   T67]  ? rtnl_is_locked+0x15/0x20
[   57.184871][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   57.184991][   T67]  ? mutex_is_locked+0x1c/0x50
[   57.185124][   T67]  ops_undo_list+0x615/0x8f0
[   57.185245][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   57.185365][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.185493][   T67]  cleanup_net+0x431/0x890
[   57.185613][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   57.185732][   T67]  ? process_one_work+0xdb7/0x1410
[   57.185850][   T67]  ? lock_acquire+0x134/0x160
[   57.185968][   T67]  ? rcu_is_watching+0x15/0xd0
[   57.186101][   T67]  process_one_work+0xdf8/0x1410
[   57.186226][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   57.186345][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   57.186467][   T67]  worker_thread+0x4f1/0xd60
[   57.186587][   T67]  ? rescuer_thread+0x1320/0x1320
[   57.186708][   T67]  ? __kthread_parkme+0xbd/0x210
[   57.186827][   T67]  ? rescuer_thread+0x1320/0x1320
[   57.186946][   T67]  kthread+0x367/0x460
[   57.187036][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   57.187196][   T67]  ? kthread_affine_node+0x330/0x330
[   57.187315][   T67]  ret_from_fork+0x474/0x6b0
[   57.187438][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   57.187590][   T67]  ? __switch_to+0x5a3/0xe00
[   57.187709][   T67]  ? kthread_affine_node+0x330/0x330
[   57.187830][   T67]  ret_from_fork_asm+0x11/0x20
[   57.187953][   T67]  </TASK>
[   57.188044][   T67] irq event stamp: 885615
[   57.188142][   T67] hardirqs last  enabled at (885625): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   57.188352][   T67] hardirqs last disabled at (885632): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   57.188559][   T67] softirqs last  enabled at (885166): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   57.188772][   T67] softirqs last disabled at (885164): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   57.188985][   T67] ---[ end trace 0000000000000000 ]---
[   57.203587][   T67] ------------[ cut here ]------------
[   57.203747][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   57.204029][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   57.204368][   T67] Tainted: [W]=WARN
[   57.204470][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.204644][   T67] Workqueue: netns cleanup_net
[   57.204788][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   57.204967][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   57.205549][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   57.205717][   T67] RAX: 00000000ffffffa6 RBX: ff110000049a3e00 RCX: 1ff4000000090eaf
[   57.205915][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a3eb8
[   57.206134][   T67] RBP: ff11000015e21000 R08: 1fe22000009347d8 R09: ff1100000faa0bd0
[   57.206326][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   57.206516][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   57.206716][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   57.206947][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.207131][   T67] CR2: 00007fe9f3e9d000 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   57.207327][   T67] PKRU: 55555554
[   57.207424][   T67] Call Trace:
[   57.207523][   T67]  <TASK>
[   57.207590][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   57.207727][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   57.207825][   T67]  netif_close_many+0x2ac/0x640
[   57.207957][   T67]  ? lock_acquire+0x134/0x160
[   57.208091][   T67]  ? rcu_is_watching+0x15/0xd0
[   57.208230][   T67]  ? rcu_is_watching+0x15/0xd0
[   57.208365][   T67]  ? __dev_close_many+0x530/0x530
[   57.208493][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   57.208664][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   57.208829][   T67]  ? mutex_is_locked+0x1c/0x50
[   57.208960][   T67]  ? rtnl_is_locked+0x15/0x20
[   57.209200][   T67]  ? default_device_exit_net+0x78/0x7b0
[   57.209339][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   57.209507][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   57.209641][   T67]  default_device_exit_batch+0x38b/0x600
[   57.209777][   T67]  ? unregister_netdev+0x60/0x60
[   57.209910][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   57.210043][   T67]  ops_undo_list+0x2ce/0x8f0
[   57.210246][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   57.210381][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.210521][   T67]  cleanup_net+0x431/0x890
[   57.210661][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   57.210792][   T67]  ? process_one_work+0xdb7/0x1410
[   57.210925][   T67]  ? lock_acquire+0x134/0x160
[   57.211059][   T67]  ? rcu_is_watching+0x15/0xd0
[   57.211245][   T67]  process_one_work+0xdf8/0x1410
[   57.211378][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   57.211506][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   57.211637][   T67]  worker_thread+0x4f1/0xd60
[   57.211764][   T67]  ? rescuer_thread+0x1320/0x1320
[   57.211896][   T67]  ? __kthread_parkme+0xbd/0x210
[   57.212025][   T67]  ? rescuer_thread+0x1320/0x1320
[   57.212217][   T67]  kthread+0x367/0x460
[   57.212317][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   57.212481][   T67]  ? kthread_affine_node+0x330/0x330
[   57.212607][   T67]  ret_from_fork+0x474/0x6b0
[   57.212735][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   57.212891][   T67]  ? __switch_to+0x5a3/0xe00
[   57.213021][   T67]  ? kthread_affine_node+0x330/0x330
[   57.213209][   T67]  ret_from_fork_asm+0x11/0x20
[   57.213343][   T67]  </TASK>
[   57.213437][   T67] irq event stamp: 887637
[   57.213534][   T67] hardirqs last  enabled at (887645): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   57.213756][   T67] hardirqs last disabled at (887652): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   57.213978][   T67] softirqs last  enabled at (887618): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   57.214253][   T67] softirqs last disabled at (887669): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   57.214475][   T67] ---[ end trace 0000000000000000 ]---
[   57.216090][   T67] ------------[ cut here ]------------
[   57.216690][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   57.216941][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   57.217283][   T67] Tainted: [W]=WARN
[   57.217378][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.217536][   T67] Workqueue: netns cleanup_net
[   57.217722][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   57.217888][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   57.218390][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   57.218552][   T67] RAX: 00000000ffffffa6 RBX: ff11000010117540 RCX: 1ff4000000090ed5
[   57.218734][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101175f8
[   57.218930][   T67] RBP: ff11000015e21000 R08: 1fe2200002022ec0 R09: ff1100000faa0bd0
[   57.219166][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   57.219352][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   57.219534][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   57.219752][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.219906][   T67] CR2: 00007fe9f3e9d000 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   57.220095][   T67] PKRU: 55555554
[   57.220235][   T67] Call Trace:
[   57.220328][   T67]  <TASK>
[   57.220391][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   57.220547][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   57.220707][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   57.220834][   T67]  default_device_exit_batch+0x38b/0x600
[   57.220961][   T67]  ? unregister_netdev+0x60/0x60
[   57.221144][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   57.221268][   T67]  ops_undo_list+0x2ce/0x8f0
[   57.221395][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   57.221516][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.221643][   T67]  cleanup_net+0x431/0x890
[   57.221768][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   57.221888][   T67]  ? process_one_work+0xdb7/0x1410
[   57.222012][   T67]  ? lock_acquire+0x134/0x160
[   57.222188][   T67]  ? rcu_is_watching+0x15/0xd0
[   57.222312][   T67]  process_one_work+0xdf8/0x1410
[   57.222440][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   57.222561][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   57.222687][   T67]  worker_thread+0x4f1/0xd60
[   57.222810][   T67]  ? rescuer_thread+0x1320/0x1320
[   57.222935][   T67]  ? __kthread_parkme+0xbd/0x210
[   57.223067][   T67]  ? rescuer_thread+0x1320/0x1320
[   57.223243][   T67]  kthread+0x367/0x460
[   57.223340][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   57.223498][   T67]  ? kthread_affine_node+0x330/0x330
[   57.223624][   T67]  ret_from_fork+0x474/0x6b0
[   57.223748][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   57.223903][   T67]  ? __switch_to+0x5a3/0xe00
[   57.224027][   T67]  ? kthread_affine_node+0x330/0x330
[   57.224209][   T67]  ret_from_fork_asm+0x11/0x20
[   57.224339][   T67]  </TASK>
[   57.224430][   T67] irq event stamp: 893097
[   57.224522][   T67] hardirqs last  enabled at (893105): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   57.224735][   T67] hardirqs last disabled at (893112): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   57.224947][   T67] softirqs last  enabled at (893078): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   57.225213][   T67] softirqs last disabled at (893129): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   57.225425][   T67] ---[ end trace 0000000000000000 ]---
[   57.279136][  T574] ------------[ cut here ]------------
[   57.279375][  T574] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/574
[   57.279736][  T574] CPU: 0 UID: 0 PID: 574 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   57.280151][  T574] Tainted: [W]=WARN
[   57.280304][  T574] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.280561][  T574] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   57.280827][  T574] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   57.281559][  T574] RSP: 0018:ffa00000017c7ab0 EFLAGS: 00010286
[   57.281817][  T574] RAX: 00000000ffffffa6 RBX: ff110000159d9000 RCX: 1ff40000002f8f1c
[   57.282129][  T574] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d90b8
[   57.282428][  T574] RBP: ff11000015fa4000 R08: 1fe2200002b3b218 R09: ff11000015ccae80
[   57.282727][  T574] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   57.283023][  T574] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015fa4000
[   57.283437][  T574] FS:  00007f2abade6840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   57.283788][  T574] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.284039][  T574] CR2: 00007f2abb15f493 CR3: 0000000013bad003 CR4: 0000000000771ef0
[   57.284357][  T574] PKRU: 55555554
[   57.284508][  T574] Call Trace:
[   57.284659][  T574]  <TASK>
[   57.284765][  T574]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   57.284969][  T574]  ? notifier_call_chain+0xb0/0x320
[   57.285183][  T574]  rtmsg_ifinfo+0x5c/0xb0
[   57.285336][  T574]  register_netdevice+0x137a/0x1980
[   57.285536][  T574]  ? unregister_netdevice_queue+0x470/0x470
[   57.285789][  T574]  register_netdev+0x23/0x40
[   57.285991][  T574]  loopback_net_init+0x7d/0x150
[   57.286211][  T574]  ops_init+0x187/0x560
[   57.286369][  T574]  setup_net+0x11b/0x3b0
[   57.286522][  T574]  ? unregister_pernet_device+0x80/0x80
[   57.286718][  T574]  ? lockdep_init_map_type+0x5d/0x250
[   57.286917][  T574]  ? mutex_init_lockdep+0xf6/0x120
[   57.287128][  T574]  copy_net_ns+0x2fd/0x450
[   57.287336][  T574]  create_new_namespaces+0x371/0xa10
[   57.287543][  T574]  unshare_nsproxy_namespaces+0xa5/0x150
[   57.287745][  T574]  ksys_unshare+0x47e/0x8c0
[   57.287948][  T574]  ? walk_process_tree+0x350/0x350
[   57.288165][  T574]  ? __ia32_sys_open+0x1b0/0x1b0
[   57.288373][  T574]  __x64_sys_unshare+0x34/0x50
[   57.288574][  T574]  ? do_syscall_64+0x82/0xfc0
[   57.288778][  T574]  do_syscall_64+0x117/0xfc0
[   57.288976][  T574]  ? trace_hardirqs_off+0xd/0x30
[   57.289190][  T574]  ? exc_page_fault+0xee/0x100
[   57.289391][  T574]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   57.289642][  T574] RIP: 0033:0x7f2abb0a8bcb
[   57.289858][  T574] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   57.290601][  T574] RSP: 002b:00007ffe8f59f028 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   57.290905][  T574] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2abb0a8bcb
[   57.291226][  T574] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   57.291534][  T574] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   57.291834][  T574] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe8f5a1250
[   57.292156][  T574] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe8f5a18c6
[   57.292474][  T574]  </TASK>
[   57.292628][  T574] irq event stamp: 25939
[   57.292780][  T574] hardirqs last  enabled at (25947): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   57.293153][  T574] hardirqs last disabled at (25956): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   57.293503][  T574] softirqs last  enabled at (25868): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   57.293837][  T574] softirqs last disabled at (25863): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   57.294225][  T574] ---[ end trace 0000000000000000 ]---
[   57.298056][  T574] ------------[ cut here ]------------
[   57.298224][  T574] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/574
[   57.298455][  T574] CPU: 1 UID: 0 PID: 574 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   57.298717][  T574] Tainted: [W]=WARN
[   57.298817][  T574] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.298982][  T574] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   57.299168][  T574] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   57.299637][  T574] RSP: 0018:ffa00000017c7a98 EFLAGS: 00010286
[   57.299805][  T574] RAX: 00000000ffffffa6 RBX: ff11000010dc2200 RCX: 1ff40000002f8f19
[   57.300001][  T574] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc22b8
[   57.300210][  T574] RBP: ff11000013851000 R08: 1fe22000021b8458 R09: ff11000015ccae80
[   57.300407][  T574] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   57.300602][  T574] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013851000
[   57.300805][  T574] FS:  00007f2abade6840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   57.301037][  T574] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.301211][  T574] CR2: 0000555faa067d5c CR3: 0000000013bad003 CR4: 0000000000771ef0
[   57.301405][  T574] PKRU: 55555554
[   57.301505][  T574] Call Trace:
[   57.301603][  T574]  <TASK>
[   57.301671][  T574]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   57.301801][  T574]  ? notifier_call_chain+0xb0/0x320
[   57.301931][  T574]  rtmsg_ifinfo+0x5c/0xb0
[   57.302033][  T574]  register_netdevice+0x137a/0x1980
[   57.302180][  T574]  ? unregister_netdevice_queue+0x470/0x470
[   57.302343][  T574]  ? alloc_netdev_mqs+0xed0/0x1490
[   57.302474][  T574]  register_netdev+0x23/0x40
[   57.302608][  T574]  sit_init_net+0x299/0x570
[   57.302739][  T574]  ops_init+0x187/0x560
[   57.302839][  T574]  setup_net+0x11b/0x3b0
[   57.302937][  T574]  ? unregister_pernet_device+0x80/0x80
[   57.303073][  T574]  ? lockdep_init_map_type+0x5d/0x250
[   57.303208][  T574]  ? mutex_init_lockdep+0xf6/0x120
[   57.303342][  T574]  copy_net_ns+0x2fd/0x450
[   57.303473][  T574]  create_new_namespaces+0x371/0xa10
[   57.303606][  T574]  unshare_nsproxy_namespaces+0xa5/0x150
[   57.303739][  T574]  ksys_unshare+0x47e/0x8c0
[   57.303872][  T574]  ? walk_process_tree+0x350/0x350
[   57.304004][  T574]  ? __ia32_sys_open+0x1b0/0x1b0
[   57.304147][  T574]  __x64_sys_unshare+0x34/0x50
[   57.304278][  T574]  ? do_syscall_64+0x82/0xfc0
[   57.304410][  T574]  do_syscall_64+0x117/0xfc0
[   57.304541][  T574]  ? trace_hardirqs_off+0xd/0x30
[   57.304678][  T574]  ? exc_page_fault+0xee/0x100
[   57.304812][  T574]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   57.304977][  T574] RIP: 0033:0x7f2abb0a8bcb
[   57.305130][  T574] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   57.305614][  T574] RSP: 002b:00007ffe8f59f028 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   57.305815][  T574] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2abb0a8bcb
[   57.306016][  T574] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   57.306227][  T574] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   57.306425][  T574] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe8f5a1250
[   57.306628][  T574] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe8f5a18c6
[   57.306836][  T574]  </TASK>
[   57.306937][  T574] irq event stamp: 27841
[   57.307038][  T574] hardirqs last  enabled at (27849): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   57.307285][  T574] hardirqs last disabled at (27858): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   57.307518][  T574] softirqs last  enabled at (27372): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   57.307750][  T574] softirqs last disabled at (27370): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   57.307986][  T574] ---[ end trace 0000000000000000 ]---
[   57.346487][  T575] ------------[ cut here ]------------
[   57.346715][  T575] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/575
[   57.347004][  T575] CPU: 2 UID: 0 PID: 575 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   57.347821][  T575] Tainted: [W]=WARN
[   57.347996][  T575] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.348245][  T575] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   57.348469][  T575] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   57.348984][  T575] RSP: 0018:ffa00000017c7020 EFLAGS: 00010286
[   57.349220][  T575] RAX: 00000000ffffffa6 RBX: ff11000010dc2c80 RCX: 1ff40000002f8dca
[   57.349462][  T575] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc2d38
[   57.349737][  T575] RBP: ff11000015fa4000 R08: 1fe22000021b85a8 R09: ff11000015cc8b58
[   57.349979][  T575] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   57.350251][  T575] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015fa4ce1
[   57.350500][  T575] FS:  00007f3672c33840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   57.350778][  T575] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.350989][  T575] CR2: 000000003e401988 CR3: 000000001394f005 CR4: 0000000000771ef0
[   57.351277][  T575] PKRU: 55555554
[   57.351424][  T575] Call Trace:
[   57.351568][  T575]  <TASK>
[   57.351682][  T575]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   57.351863][  T575]  rtmsg_ifinfo+0x5c/0xb0
[   57.352010][  T575]  ? mark_held_locks+0x40/0x70
[   57.352208][  T575]  __dev_notify_flags+0x1b8/0x280
[   57.352390][  T575]  ? netif_change_name+0x8c0/0x8c0
[   57.352570][  T575]  ? __dev_change_flags+0x4a4/0x660
[   57.352747][  T575]  ? netif_set_allmulti+0x250/0x250
[   57.352924][  T575]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.353123][  T575]  ? is_bpf_text_address+0x68/0x110
[   57.353306][  T575]  netif_change_flags+0xfe/0x190
[   57.353485][  T575]  do_setlink.isra.0+0x1cc3/0x2750
[   57.353663][  T575]  ? rtnl_link_get_size+0x350/0x350
[   57.353843][  T575]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   57.354063][  T575]  ? rcu_read_lock_any_held+0x3c/0x90
[   57.354329][  T575]  ? validate_chain+0x38b/0xc20
[   57.354565][  T575]  ? rcu_read_lock_any_held+0x66/0x90
[   57.354820][  T575]  ? stack_depot_save_flags+0x367/0x770
[   57.355182][  T575]  ? __lock_acquire+0x508/0xc10
[   57.355441][  T575]  ? lock_acquire.part.0+0xbc/0x260
[   57.355616][  T575]  ? rtnl_newlink+0x883/0xea0
[   57.355796][  T575]  ? rcu_is_watching+0x15/0xd0
[   57.355977][  T575]  ? lock_acquire+0x134/0x160
[   57.356176][  T575]  ? rcu_is_watching+0x15/0xd0
[   57.356357][  T575]  ? rcu_is_watching+0x15/0xd0
[   57.356536][  T575]  ? trace_contention_end+0xb3/0x1a0
[   57.356715][  T575]  ? __mutex_lock+0x1db/0x2010
[   57.356894][  T575]  ? __mutex_lock+0x9b2/0x2010
[   57.357078][  T575]  ? rtnl_newlink+0x883/0xea0
[   57.357277][  T575]  ? ww_mutex_lock+0x160/0x160
[   57.357458][  T575]  ? __rtnl_newlink+0x3fa/0xa50
[   57.357641][  T575]  rtnl_newlink+0x8d1/0xea0
[   57.357823][  T575]  ? lock_acquire.part.0+0xbc/0x260
[   57.358002][  T575]  ? __rtnl_newlink+0xa50/0xa50
[   57.358208][  T575]  ? mark_usage+0x61/0x170
[   57.358390][  T575]  ? lock_acquire.part.0+0xbc/0x260
[   57.358567][  T575]  ? find_held_lock+0x2b/0x80
[   57.358747][  T575]  ? __rtnl_newlink+0xa50/0xa50
[   57.358927][  T575]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.359133][  T575]  ? __rtnl_newlink+0xa50/0xa50
[   57.359313][  T575]  rtnetlink_rcv_msg+0x40d/0x9e0
[   57.359497][  T575]  ? validate_chain+0x38b/0xc20
[   57.359676][  T575]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.359855][  T575]  ? __lock_acquire+0x508/0xc10
[   57.360039][  T575]  ? lock_acquire.part.0+0xbc/0x260
[   57.360243][  T575]  ? find_held_lock+0x2b/0x80
[   57.360431][  T575]  netlink_rcv_skb+0x14e/0x3a0
[   57.360614][  T575]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.360794][  T575]  ? netlink_ack+0xcd0/0xcd0
[   57.360977][  T575]  ? netlink_deliver_tap+0xc5/0x330
[   57.361176][  T575]  ? netlink_deliver_tap+0x13c/0x330
[   57.361362][  T575]  netlink_unicast+0x486/0x750
[   57.361544][  T575]  ? netlink_attachskb+0x810/0x810
[   57.361725][  T575]  ? __lock_acquire+0x508/0xc10
[   57.361904][  T575]  netlink_sendmsg+0x735/0xc60
[   57.362114][  T575]  ? netlink_unicast+0x750/0x750
[   57.362302][  T575]  ? __might_fault+0x97/0x140
[   57.362486][  T575]  ____sys_sendmsg+0x419/0x850
[   57.362672][  T575]  ? copy_msghdr_from_user+0x2a0/0x460
[   57.362849][  T575]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   57.363066][  T575]  ? move_addr_to_kernel+0x40/0x40
[   57.363261][  T575]  ? stack_depot_save_flags+0x367/0x770
[   57.363449][  T575]  ? validate_chain+0x38b/0xc20
[   57.363648][  T575]  ___sys_sendmsg+0x14e/0x1d0
[   57.363829][  T575]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   57.364043][  T575]  ? copy_msghdr_from_user+0x460/0x460
[   57.364255][  T575]  __sys_sendmsg+0x145/0x1f0
[   57.364436][  T575]  ? __sys_sendmsg_sock+0x20/0x20
[   57.364616][  T575]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   57.364834][  T575]  ? do_raw_spin_unlock+0x59/0x250
[   57.365015][  T575]  ? rcu_is_watching+0x15/0xd0
[   57.365215][  T575]  do_syscall_64+0x117/0xfc0
[   57.365396][  T575]  ? trace_hardirqs_off+0xd/0x30
[   57.365578][  T575]  ? exc_page_fault+0xee/0x100
[   57.365759][  T575]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   57.365969][  T575] RIP: 0033:0x7f3672e6d08e
[   57.366179][  T575] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   57.366694][  T575] RSP: 002b:00007ffe95556d50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.366943][  T575] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3672e6d08e
[   57.367208][  T575] RDX: 0000000000000000 RSI: 00007ffe95556e00 RDI: 0000000000000005
[   57.367458][  T575] RBP: 00007ffe95556d60 R08: 0000000000000000 R09: 0000000000000000
[   57.367701][  T575] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69c
[   57.367944][  T575] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe955574d0
[   57.368215][  T575]  </TASK>
[   57.368367][  T575] irq event stamp: 23161
[   57.368515][  T575] hardirqs last  enabled at (23171): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   57.368789][  T575] hardirqs last disabled at (23180): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   57.369070][  T575] softirqs last  enabled at (22476): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   57.369361][  T575] softirqs last disabled at (22367): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   57.369640][  T575] ---[ end trace 0000000000000000 ]---
[   57.481987][  T578] ------------[ cut here ]------------
[   57.482246][  T578] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/578
[   57.482617][  T578] CPU: 0 UID: 0 PID: 578 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   57.483040][  T578] Tainted: [W]=WARN
[   57.483217][  T578] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.483486][  T578] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   57.483763][  T578] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   57.484522][  T578] RSP: 0018:ffa00000017e6e20 EFLAGS: 00010286
[   57.484790][  T578] RAX: 00000000ffffffa6 RBX: ff11000011ffe580 RCX: 1ff40000002fcd8a
[   57.485118][  T578] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ffe638
[   57.485429][  T578] RBP: ff11000015894000 R08: 1fe22000023ffcc8 R09: ff110000117a5180
[   57.485743][  T578] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   57.486057][  T578] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001164a708
[   57.486381][  T578] FS:  00007ff7c2acb840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   57.486748][  T578] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.487012][  T578] CR2: 000000000042ebe0 CR3: 0000000013bad006 CR4: 0000000000771ef0
[   57.487342][  T578] PKRU: 55555554
[   57.487498][  T578] Call Trace:
[   57.487654][  T578]  <TASK>
[   57.487763][  T578]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   57.487977][  T578]  rtmsg_ifinfo+0x5c/0xb0
[   57.488152][  T578]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   57.488410][  T578]  __dev_notify_flags+0x1b8/0x280
[   57.488617][  T578]  ? __mod_timer+0x3ad/0xc60
[   57.488831][  T578]  ? netif_change_name+0x8c0/0x8c0
[   57.489038][  T578]  ? rtnl_newlink+0x8d1/0xea0
[   57.489264][  T578]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   57.489470][  T578]  ? netlink_rcv_skb+0x14e/0x3a0
[   57.489677][  T578]  ? add_timer_on+0x580/0x580
[   57.489884][  T578]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.490110][  T578]  ? mark_held_locks+0x40/0x70
[   57.490323][  T578]  rtnl_configure_link+0x1ac/0x390
[   57.490531][  T578]  ? lockdep_hardirqs_on+0x8c/0x130
[   57.490733][  T578]  ? queue_delayed_work_on+0x95/0x100
[   57.490945][  T578]  veth_newlink+0x330/0x8d0
[   57.491173][  T578]  ? veth_poll_controller+0x10/0x10
[   57.491377][  T578]  ? kasan_save_stack+0x2f/0x50
[   57.491586][  T578]  ? kasan_save_track+0x14/0x30
[   57.491795][  T578]  ? __kasan_kmalloc+0x7b/0x90
[   57.492025][  T578]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   57.492248][  T578]  ? alloc_netdev_mqs+0xe85/0x1490
[   57.492459][  T578]  ? rtnl_af_lookup+0x290/0x290
[   57.492666][  T578]  ? alloc_netdev_mqs+0xed0/0x1490
[   57.492875][  T578]  ? rtnl_create_link+0x169/0xf20
[   57.493091][  T578]  rtnl_newlink_create+0x2da/0x780
[   57.493315][  T578]  ? rtnl_create_link+0xf20/0xf20
[   57.493521][  T578]  ? __dev_get_by_name+0x12/0x50
[   57.493729][  T578]  ? rtnl_dev_get+0xd7/0x170
[   57.493947][  T578]  __rtnl_newlink+0x22b/0xa50
[   57.494178][  T578]  rtnl_newlink+0x8d1/0xea0
[   57.494388][  T578]  ? lock_acquire.part.0+0xbc/0x260
[   57.494595][  T578]  ? __rtnl_newlink+0xa50/0xa50
[   57.494800][  T578]  ? mark_usage+0x61/0x170
[   57.495019][  T578]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.495241][  T578]  ? __rtnl_newlink+0xa50/0xa50
[   57.495452][  T578]  rtnetlink_rcv_msg+0x40d/0x9e0
[   57.495659][  T578]  ? validate_chain+0x38b/0xc20
[   57.495867][  T578]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.496081][  T578]  ? __lock_acquire+0x508/0xc10
[   57.496303][  T578]  ? lock_acquire.part.0+0xbc/0x260
[   57.496509][  T578]  ? find_held_lock+0x2b/0x80
[   57.496724][  T578]  netlink_rcv_skb+0x14e/0x3a0
[   57.496933][  T578]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.497159][  T578]  ? netlink_ack+0xcd0/0xcd0
[   57.497377][  T578]  ? netlink_deliver_tap+0xc5/0x330
[   57.497584][  T578]  ? netlink_deliver_tap+0x13c/0x330
[   57.497795][  T578]  netlink_unicast+0x486/0x750
[   57.498004][  T578]  ? netlink_attachskb+0x810/0x810
[   57.498231][  T578]  ? __lock_acquire+0x508/0xc10
[   57.498444][  T578]  netlink_sendmsg+0x735/0xc60
[   57.498653][  T578]  ? netlink_unicast+0x750/0x750
[   57.498862][  T578]  ? __might_fault+0x97/0x140
[   57.499078][  T578]  ____sys_sendmsg+0x419/0x850
[   57.499298][  T578]  ? copy_msghdr_from_user+0x2a0/0x460
[   57.499502][  T578]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   57.499759][  T578]  ? move_addr_to_kernel+0x40/0x40
[   57.499978][  T578]  ___sys_sendmsg+0x14e/0x1d0
[   57.500202][  T578]  ? copy_msghdr_from_user+0x460/0x460
[   57.500419][  T578]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   57.500682][  T578]  ? do_sys_openat2+0xfd/0x170
[   57.500893][  T578]  __sys_sendmsg+0x145/0x1f0
[   57.501115][  T578]  ? __sys_sendmsg_sock+0x20/0x20
[   57.501331][  T578]  ? fpregs_restore_userregs+0x14b/0x310
[   57.501543][  T578]  ? rcu_is_watching+0x15/0xd0
[   57.501754][  T578]  do_syscall_64+0x117/0xfc0
[   57.501960][  T578]  ? trace_hardirqs_off+0xd/0x30
[   57.502180][  T578]  ? exc_page_fault+0xee/0x100
[   57.502392][  T578]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   57.502651][  T578] RIP: 0033:0x7ff7c2d0508e
[   57.502871][  T578] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   57.503628][  T578] RSP: 002b:00007ffe6dcc6a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.503942][  T578] RAX: ffffffffffffffda RBX: 00007ffe6dcc7238 RCX: 00007ff7c2d0508e
[   57.504272][  T578] RDX: 0000000000000000 RSI: 00007ffe6dcc6b40 RDI: 0000000000000005
[   57.504586][  T578] RBP: 00007ffe6dcc6aa0 R08: 0000000000000000 R09: 0000000000000000
[   57.504901][  T578] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69c
[   57.505225][  T578] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6dcc7200
[   57.505549][  T578]  </TASK>
[   57.505707][  T578] irq event stamp: 15925
[   57.505866][  T578] hardirqs last  enabled at (15933): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   57.506240][  T578] hardirqs last disabled at (15942): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   57.506601][  T578] softirqs last  enabled at (15074): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   57.506963][  T578] softirqs last disabled at (15072): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   57.507336][  T578] ---[ end trace 0000000000000000 ]---
[   57.526239][  T578] ------------[ cut here ]------------
[   57.526408][  T578] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/578
[   57.526653][  T578] CPU: 3 UID: 0 PID: 578 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   57.526923][  T578] Tainted: [W]=WARN
[   57.527025][  T578] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.527207][  T578] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   57.527394][  T578] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   57.527869][  T578] RSP: 0018:ffa00000017e71a0 EFLAGS: 00010286
[   57.528039][  T578] RAX: 00000000ffffffa6 RBX: ff110000100583c0 RCX: 1ff40000002fcdfa
[   57.528252][  T578] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010058478
[   57.528455][  T578] RBP: ff110000075b9000 R08: 1fe220000200b090 R09: ff110000117a5180
[   57.528654][  T578] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   57.528851][  T578] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   57.529050][  T578] FS:  00007ff7c2acb840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   57.529298][  T578] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.529467][  T578] CR2: 00007fe9f3e9d000 CR3: 0000000013bad004 CR4: 0000000000771ef0
[   57.529667][  T578] PKRU: 55555554
[   57.529767][  T578] Call Trace:
[   57.529868][  T578]  <TASK>
[   57.529938][  T578]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   57.530079][  T578]  rtmsg_ifinfo+0x5c/0xb0
[   57.530187][  T578]  __dev_notify_flags+0x1b8/0x280
[   57.530325][  T578]  ? netif_change_name+0x8c0/0x8c0
[   57.530464][  T578]  ? rtnl_af_lookup+0x290/0x290
[   57.530598][  T578]  ? alloc_netdev_mqs+0xed0/0x1490
[   57.530732][  T578]  rtnl_configure_link+0x1ac/0x390
[   57.530865][  T578]  rtnl_newlink_create+0x353/0x780
[   57.531000][  T578]  ? rtnl_create_link+0xf20/0xf20
[   57.531143][  T578]  ? __dev_get_by_name+0x12/0x50
[   57.531278][  T578]  ? rtnl_dev_get+0xd7/0x170
[   57.531416][  T578]  __rtnl_newlink+0x22b/0xa50
[   57.531554][  T578]  rtnl_newlink+0x8d1/0xea0
[   57.531688][  T578]  ? lock_acquire.part.0+0xbc/0x260
[   57.531821][  T578]  ? __rtnl_newlink+0xa50/0xa50
[   57.531953][  T578]  ? mark_usage+0x61/0x170
[   57.532093][  T578]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.532233][  T578]  ? __rtnl_newlink+0xa50/0xa50
[   57.532365][  T578]  rtnetlink_rcv_msg+0x40d/0x9e0
[   57.532498][  T578]  ? validate_chain+0x38b/0xc20
[   57.532630][  T578]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.532762][  T578]  ? __lock_acquire+0x508/0xc10
[   57.532897][  T578]  ? lock_acquire.part.0+0xbc/0x260
[   57.533029][  T578]  ? find_held_lock+0x2b/0x80
[   57.533173][  T578]  netlink_rcv_skb+0x14e/0x3a0
[   57.533306][  T578]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.533438][  T578]  ? netlink_ack+0xcd0/0xcd0
[   57.533574][  T578]  ? netlink_deliver_tap+0xc5/0x330
[   57.533706][  T578]  ? netlink_deliver_tap+0x13c/0x330
[   57.533840][  T578]  netlink_unicast+0x486/0x750
[   57.533973][  T578]  ? netlink_attachskb+0x810/0x810
[   57.534114][  T578]  ? __lock_acquire+0x508/0xc10
[   57.534248][  T578]  netlink_sendmsg+0x735/0xc60
[   57.534386][  T578]  ? netlink_unicast+0x750/0x750
[   57.534520][  T578]  ? __might_fault+0x97/0x140
[   57.534656][  T578]  ____sys_sendmsg+0x419/0x850
[   57.534790][  T578]  ? copy_msghdr_from_user+0x2a0/0x460
[   57.534923][  T578]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   57.535093][  T578]  ? move_addr_to_kernel+0x40/0x40
[   57.535237][  T578]  ___sys_sendmsg+0x14e/0x1d0
[   57.535371][  T578]  ? copy_msghdr_from_user+0x460/0x460
[   57.535506][  T578]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   57.535681][  T578]  ? do_sys_openat2+0xfd/0x170
[   57.535815][  T578]  __sys_sendmsg+0x145/0x1f0
[   57.535948][  T578]  ? __sys_sendmsg_sock+0x20/0x20
[   57.536088][  T578]  ? fpregs_restore_userregs+0x14b/0x310
[   57.536228][  T578]  ? rcu_is_watching+0x15/0xd0
[   57.536363][  T578]  do_syscall_64+0x117/0xfc0
[   57.536496][  T578]  ? trace_hardirqs_off+0xd/0x30
[   57.536627][  T578]  ? exc_page_fault+0xee/0x100
[   57.536760][  T578]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   57.536925][  T578] RIP: 0033:0x7ff7c2d0508e
[   57.537068][  T578] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   57.537543][  T578] RSP: 002b:00007ffe6dcc6a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.537748][  T578] RAX: ffffffffffffffda RBX: 00007ffe6dcc7238 RCX: 00007ff7c2d0508e
[   57.537947][  T578] RDX: 0000000000000000 RSI: 00007ffe6dcc6b40 RDI: 0000000000000005
[   57.538157][  T578] RBP: 00007ffe6dcc6aa0 R08: 0000000000000000 R09: 0000000000000000
[   57.538358][  T578] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69c
[   57.538560][  T578] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6dcc7200
[   57.538763][  T578]  </TASK>
[   57.538863][  T578] irq event stamp: 28245
[   57.538964][  T578] hardirqs last  enabled at (28253): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   57.539207][  T578] hardirqs last disabled at (28262): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   57.539443][  T578] softirqs last  enabled at (27558): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   57.539673][  T578] softirqs last disabled at (27556): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   57.539903][  T578] ---[ end trace 0000000000000000 ]---
[   57.585710][  T579] ------------[ cut here ]------------
[   57.585929][  T579] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/579
[   57.586245][  T579] CPU: 2 UID: 0 PID: 579 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   57.586566][  T579] Tainted: [W]=WARN
[   57.586714][  T579] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.586931][  T579] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   57.587184][  T579] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   57.587711][  T579] RSP: 0018:ffa00000017f6e20 EFLAGS: 00010286
[   57.587929][  T579] RAX: 00000000ffffffa6 RBX: ff11000013ea0e40 RCX: 1ff40000002fed8a
[   57.588200][  T579] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ea0ef8
[   57.588447][  T579] RBP: ff11000001dc4000 R08: 1fe22000027d41e0 R09: ff11000011468b80
[   57.588696][  T579] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   57.588942][  T579] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011ebb508
[   57.589214][  T579] FS:  00007f9924acc840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   57.589496][  T579] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.589714][  T579] CR2: 000000000042ebe0 CR3: 0000000015ed7002 CR4: 0000000000771ef0
[   57.589959][  T579] PKRU: 55555554
[   57.590128][  T579] Call Trace:
[   57.590278][  T579]  <TASK>
[   57.590396][  T579]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   57.590583][  T579]  rtmsg_ifinfo+0x5c/0xb0
[   57.590731][  T579]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   57.590948][  T579]  ? ref_tracker_alloc+0x28d/0x430
[   57.591148][  T579]  __dev_notify_flags+0x1b8/0x280
[   57.591339][  T579]  ? ref_tracker_dir_print+0x100/0x100
[   57.591522][  T579]  ? netif_change_name+0x8c0/0x8c0
[   57.591699][  T579]  ? __rtnl_newlink+0x22b/0xa50
[   57.591881][  T579]  ? rtnl_newlink+0x8d1/0xea0
[   57.592067][  T579]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   57.592256][  T579]  ? netlink_rcv_skb+0x14e/0x3a0
[   57.592437][  T579]  ? find_held_lock+0x2b/0x80
[   57.592624][  T579]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.592805][  T579]  ? mark_held_locks+0x40/0x70
[   57.592986][  T579]  rtnl_configure_link+0x1ac/0x390
[   57.593185][  T579]  ? lockdep_hardirqs_on+0x8c/0x130
[   57.593369][  T579]  ? queue_delayed_work_on+0x95/0x100
[   57.593554][  T579]  veth_newlink+0x330/0x8d0
[   57.593737][  T579]  ? veth_poll_controller+0x10/0x10
[   57.593920][  T579]  ? kasan_save_stack+0x2f/0x50
[   57.594122][  T579]  ? kasan_save_track+0x14/0x30
[   57.594305][  T579]  ? __kasan_kmalloc+0x7b/0x90
[   57.594500][  T579]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   57.594679][  T579]  ? alloc_netdev_mqs+0xe85/0x1490
[   57.594862][  T579]  ? rtnl_af_lookup+0x290/0x290
[   57.595042][  T579]  ? alloc_netdev_mqs+0xed0/0x1490
[   57.595248][  T579]  ? rtnl_create_link+0x169/0xf20
[   57.595432][  T579]  rtnl_newlink_create+0x2da/0x780
[   57.595613][  T579]  ? rtnl_create_link+0xf20/0xf20
[   57.595794][  T579]  ? __dev_get_by_name+0x12/0x50
[   57.595975][  T579]  ? rtnl_dev_get+0xd7/0x170
[   57.596180][  T579]  __rtnl_newlink+0x22b/0xa50
[   57.596365][  T579]  rtnl_newlink+0x8d1/0xea0
[   57.596548][  T579]  ? lock_acquire.part.0+0xbc/0x260
[   57.596731][  T579]  ? __rtnl_newlink+0xa50/0xa50
[   57.596909][  T579]  ? mark_usage+0x61/0x170
[   57.597116][  T579]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.597302][  T579]  ? __rtnl_newlink+0xa50/0xa50
[   57.597482][  T579]  rtnetlink_rcv_msg+0x40d/0x9e0
[   57.597664][  T579]  ? validate_chain+0x38b/0xc20
[   57.597844][  T579]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.598024][  T579]  ? __lock_acquire+0x508/0xc10
[   57.598233][  T579]  ? lock_acquire.part.0+0xbc/0x260
[   57.598413][  T579]  ? find_held_lock+0x2b/0x80
[   57.598593][  T579]  netlink_rcv_skb+0x14e/0x3a0
[   57.598773][  T579]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.598954][  T579]  ? netlink_ack+0xcd0/0xcd0
[   57.599154][  T579]  ? netlink_deliver_tap+0xc5/0x330
[   57.599335][  T579]  ? netlink_deliver_tap+0x13c/0x330
[   57.599521][  T579]  netlink_unicast+0x486/0x750
[   57.599704][  T579]  ? netlink_attachskb+0x810/0x810
[   57.599885][  T579]  ? __lock_acquire+0x508/0xc10
[   57.600072][  T579]  netlink_sendmsg+0x735/0xc60
[   57.600270][  T579]  ? netlink_unicast+0x750/0x750
[   57.600450][  T579]  ? __might_fault+0x97/0x140
[   57.600633][  T579]  ____sys_sendmsg+0x419/0x850
[   57.600816][  T579]  ? copy_msghdr_from_user+0x2a0/0x460
[   57.601001][  T579]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   57.601235][  T579]  ? move_addr_to_kernel+0x40/0x40
[   57.601420][  T579]  ___sys_sendmsg+0x14e/0x1d0
[   57.601599][  T579]  ? copy_msghdr_from_user+0x460/0x460
[   57.601782][  T579]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   57.602001][  T579]  ? do_sys_openat2+0xfd/0x170
[   57.602209][  T579]  __sys_sendmsg+0x145/0x1f0
[   57.602399][  T579]  ? __sys_sendmsg_sock+0x20/0x20
[   57.602583][  T579]  ? fpregs_restore_userregs+0x14b/0x310
[   57.602764][  T579]  ? rcu_is_watching+0x15/0xd0
[   57.602948][  T579]  do_syscall_64+0x117/0xfc0
[   57.603148][  T579]  ? trace_hardirqs_off+0xd/0x30
[   57.603331][  T579]  ? exc_page_fault+0xee/0x100
[   57.603512][  T579]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   57.603725][  T579] RIP: 0033:0x7f9924d0608e
[   57.603917][  T579] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   57.604458][  T579] RSP: 002b:00007ffc0b05abd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.604709][  T579] RAX: ffffffffffffffda RBX: 00007ffc0b05b378 RCX: 00007f9924d0608e
[   57.604959][  T579] RDX: 0000000000000000 RSI: 00007ffc0b05ac80 RDI: 0000000000000005
[   57.605227][  T579] RBP: 00007ffc0b05abe0 R08: 0000000000000000 R09: 0000000000000000
[   57.605474][  T579] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69c
[   57.605720][  T579] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0b05b340
[   57.605976][  T579]  </TASK>
[   57.606145][  T579] irq event stamp: 28725
[   57.606295][  T579] hardirqs last  enabled at (28735): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   57.606573][  T579] hardirqs last disabled at (28744): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   57.606852][  T579] softirqs last  enabled at (27666): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   57.607160][  T579] softirqs last disabled at (27664): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   57.607439][  T579] ---[ end trace 0000000000000000 ]---
[   57.614490][  T579] ------------[ cut here ]------------
[   57.614688][  T579] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/579
[   57.614968][  T579] CPU: 2 UID: 0 PID: 579 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   57.615309][  T579] Tainted: [W]=WARN
[   57.615455][  T579] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.615666][  T579] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   57.615889][  T579] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   57.616429][  T579] RSP: 0018:ffa00000017f71a0 EFLAGS: 00010286
[   57.616646][  T579] RAX: 00000000ffffffa6 RBX: ff11000015e0c200 RCX: 1ff40000002fedfa
[   57.616888][  T579] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e0c2b8
[   57.617149][  T579] RBP: ff1100000207c000 R08: 1fe2200002bc1858 R09: ff11000011468b80
[   57.617397][  T579] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   57.617642][  T579] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   57.617889][  T579] FS:  00007f9924acc840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   57.618184][  T579] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.618405][  T579] CR2: 000000000042ebe0 CR3: 0000000015ed7002 CR4: 0000000000771ef0
[   57.618744][  T579] PKRU: 55555554
[   57.618890][  T579] Call Trace:
[   57.619034][  T579]  <TASK>
[   57.619173][  T579]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   57.619354][  T579]  rtmsg_ifinfo+0x5c/0xb0
[   57.619591][  T579]  __dev_notify_flags+0x1b8/0x280
[   57.619772][  T579]  ? netif_change_name+0x8c0/0x8c0
[   57.619953][  T579]  ? rtnl_af_lookup+0x290/0x290
[   57.620149][  T579]  ? alloc_netdev_mqs+0xed0/0x1490
[   57.620421][  T579]  rtnl_configure_link+0x1ac/0x390
[   57.620604][  T579]  rtnl_newlink_create+0x353/0x780
[   57.620785][  T579]  ? rtnl_create_link+0xf20/0xf20
[   57.620963][  T579]  ? __dev_get_by_name+0x12/0x50
[   57.621165][  T579]  ? rtnl_dev_get+0xd7/0x170
[   57.621354][  T579]  __rtnl_newlink+0x22b/0xa50
[   57.621537][  T579]  rtnl_newlink+0x8d1/0xea0
[   57.621718][  T579]  ? lock_acquire.part.0+0xbc/0x260
[   57.621988][  T579]  ? __rtnl_newlink+0xa50/0xa50
[   57.622193][  T579]  ? mark_usage+0x61/0x170
[   57.622378][  T579]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.622557][  T579]  ? __rtnl_newlink+0xa50/0xa50
[   57.622826][  T579]  rtnetlink_rcv_msg+0x40d/0x9e0
[   57.623003][  T579]  ? validate_chain+0x38b/0xc20
[   57.623208][  T579]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.623389][  T579]  ? __lock_acquire+0x508/0xc10
[   57.623658][  T579]  ? lock_acquire.part.0+0xbc/0x260
[   57.623834][  T579]  ? find_held_lock+0x2b/0x80
[   57.624013][  T579]  netlink_rcv_skb+0x14e/0x3a0
[   57.624213][  T579]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.624486][  T579]  ? netlink_ack+0xcd0/0xcd0
[   57.624668][  T579]  ? netlink_deliver_tap+0xc5/0x330
[   57.624845][  T579]  ? netlink_deliver_tap+0x13c/0x330
[   57.625024][  T579]  netlink_unicast+0x486/0x750
[   57.625316][  T579]  ? netlink_attachskb+0x810/0x810
[   57.625494][  T579]  ? __lock_acquire+0x508/0xc10
[   57.625673][  T579]  netlink_sendmsg+0x735/0xc60
[   57.625852][  T579]  ? netlink_unicast+0x750/0x750
[   57.626142][  T579]  ? __might_fault+0x97/0x140
[   57.626327][  T579]  ____sys_sendmsg+0x419/0x850
[   57.626509][  T579]  ? copy_msghdr_from_user+0x2a0/0x460
[   57.626687][  T579]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   57.626982][  T579]  ? move_addr_to_kernel+0x40/0x40
[   57.627185][  T579]  ___sys_sendmsg+0x14e/0x1d0
[   57.627367][  T579]  ? copy_msghdr_from_user+0x460/0x460
[   57.627549][  T579]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   57.627852][  T579]  ? do_sys_openat2+0xfd/0x170
[   57.628034][  T579]  __sys_sendmsg+0x145/0x1f0
[   57.628241][  T579]  ? __sys_sendmsg_sock+0x20/0x20
[   57.628424][  T579]  ? fpregs_restore_userregs+0x14b/0x310
[   57.628694][  T579]  ? rcu_is_watching+0x15/0xd0
[   57.628877][  T579]  do_syscall_64+0x117/0xfc0
[   57.629067][  T579]  ? trace_hardirqs_off+0xd/0x30
[   57.629260][  T579]  ? exc_page_fault+0xee/0x100
[   57.629530][  T579]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   57.629743][  T579] RIP: 0033:0x7f9924d0608e
[   57.629927][  T579] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   57.630473][  T579] RSP: 002b:00007ffc0b05abd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.630719][  T579] RAX: ffffffffffffffda RBX: 00007ffc0b05b378 RCX: 00007f9924d0608e
[   57.631051][  T579] RDX: 0000000000000000 RSI: 00007ffc0b05ac80 RDI: 0000000000000005
[   57.631313][  T579] RBP: 00007ffc0b05abe0 R08: 0000000000000000 R09: 0000000000000000
[   57.631650][  T579] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69c
[   57.631892][  T579] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0b05b340
[   57.632156][  T579]  </TASK>
[   57.632393][  T579] irq event stamp: 33543
[   57.632541][  T579] hardirqs last  enabled at (33553): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   57.632822][  T579] hardirqs last disabled at (33562): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   57.633207][  T579] softirqs last  enabled at (32688): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   57.633486][  T579] softirqs last disabled at (32686): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   57.633760][  T579] ---[ end trace 0000000000000000 ]---
[   57.672527][  T580] ------------[ cut here ]------------
[   57.672709][  T580] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/580
[   57.672955][  T580] CPU: 3 UID: 0 PID: 580 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   57.673247][  T580] Tainted: [W]=WARN
[   57.673353][  T580] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.673525][  T580] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   57.673704][  T580] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   57.674197][  T580] RSP: 0018:ffa0000001806e20 EFLAGS: 00010286
[   57.674372][  T580] RAX: 00000000ffffffa6 RBX: ff11000015a663c0 RCX: 1ff4000000300d8a
[   57.674575][  T580] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a66478
[   57.674777][  T580] RBP: ff1100000ff94000 R08: 1fe2200002b4cc90 R09: ff11000013a7d180
[   57.674978][  T580] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   57.675191][  T580] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004ef8788
[   57.675397][  T580] FS:  00007f914b4f2840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   57.675636][  T580] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.675807][  T580] CR2: 000000000042ebe0 CR3: 0000000013fde006 CR4: 0000000000771ef0
[   57.676012][  T580] PKRU: 55555554
[   57.676124][  T580] Call Trace:
[   57.676226][  T580]  <TASK>
[   57.676298][  T580]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   57.676435][  T580]  rtmsg_ifinfo+0x5c/0xb0
[   57.676537][  T580]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   57.676706][  T580]  ? ref_tracker_alloc+0x28d/0x430
[   57.676845][  T580]  __dev_notify_flags+0x1b8/0x280
[   57.676984][  T580]  ? ref_tracker_dir_print+0x100/0x100
[   57.677128][  T580]  ? netif_change_name+0x8c0/0x8c0
[   57.677267][  T580]  ? __rtnl_newlink+0x22b/0xa50
[   57.677402][  T580]  ? rtnl_newlink+0x8d1/0xea0
[   57.677537][  T580]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   57.677671][  T580]  ? netlink_rcv_skb+0x14e/0x3a0
[   57.677809][  T580]  ? find_held_lock+0x2b/0x80
[   57.677947][  T580]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.678087][  T580]  ? mark_held_locks+0x40/0x70
[   57.678231][  T580]  rtnl_configure_link+0x1ac/0x390
[   57.678369][  T580]  ? lockdep_hardirqs_on+0x8c/0x130
[   57.678503][  T580]  ? queue_delayed_work_on+0x95/0x100
[   57.678640][  T580]  veth_newlink+0x330/0x8d0
[   57.678777][  T580]  ? veth_poll_controller+0x10/0x10
[   57.678909][  T580]  ? kasan_save_stack+0x2f/0x50
[   57.679044][  T580]  ? kasan_save_track+0x14/0x30
[   57.679187][  T580]  ? __kasan_kmalloc+0x7b/0x90
[   57.679334][  T580]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   57.679468][  T580]  ? alloc_netdev_mqs+0xe85/0x1490
[   57.679604][  T580]  ? rtnl_af_lookup+0x290/0x290
[   57.679743][  T580]  ? alloc_netdev_mqs+0xed0/0x1490
[   57.679879][  T580]  ? rtnl_create_link+0x169/0xf20
[   57.680015][  T580]  rtnl_newlink_create+0x2da/0x780
[   57.680160][  T580]  ? rtnl_create_link+0xf20/0xf20
[   57.680299][  T580]  ? __dev_get_by_name+0x12/0x50
[   57.680436][  T580]  ? rtnl_dev_get+0xd7/0x170
[   57.680576][  T580]  __rtnl_newlink+0x22b/0xa50
[   57.680716][  T580]  rtnl_newlink+0x8d1/0xea0
[   57.680853][  T580]  ? lock_acquire.part.0+0xbc/0x260
[   57.680987][  T580]  ? __rtnl_newlink+0xa50/0xa50
[   57.681132][  T580]  ? mark_usage+0x61/0x170
[   57.681272][  T580]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.681407][  T580]  ? __rtnl_newlink+0xa50/0xa50
[   57.681542][  T580]  rtnetlink_rcv_msg+0x40d/0x9e0
[   57.681676][  T580]  ? validate_chain+0x38b/0xc20
[   57.681810][  T580]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.681945][  T580]  ? __lock_acquire+0x508/0xc10
[   57.682086][  T580]  ? lock_acquire.part.0+0xbc/0x260
[   57.682228][  T580]  ? find_held_lock+0x2b/0x80
[   57.682367][  T580]  netlink_rcv_skb+0x14e/0x3a0
[   57.682502][  T580]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.682637][  T580]  ? netlink_ack+0xcd0/0xcd0
[   57.682774][  T580]  ? netlink_deliver_tap+0xc5/0x330
[   57.682909][  T580]  ? netlink_deliver_tap+0x13c/0x330
[   57.683044][  T580]  netlink_unicast+0x486/0x750
[   57.683189][  T580]  ? netlink_attachskb+0x810/0x810
[   57.683326][  T580]  ? __lock_acquire+0x508/0xc10
[   57.683462][  T580]  netlink_sendmsg+0x735/0xc60
[   57.683598][  T580]  ? netlink_unicast+0x750/0x750
[   57.683733][  T580]  ? __might_fault+0x97/0x140
[   57.683868][  T580]  ____sys_sendmsg+0x419/0x850
[   57.684010][  T580]  ? copy_msghdr_from_user+0x2a0/0x460
[   57.684156][  T580]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   57.684327][  T580]  ? move_addr_to_kernel+0x40/0x40
[   57.684463][  T580]  ___sys_sendmsg+0x14e/0x1d0
[   57.684598][  T580]  ? copy_msghdr_from_user+0x460/0x460
[   57.684735][  T580]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   57.684908][  T580]  ? do_sys_openat2+0xfd/0x170
[   57.685043][  T580]  __sys_sendmsg+0x145/0x1f0
[   57.685187][  T580]  ? __sys_sendmsg_sock+0x20/0x20
[   57.685326][  T580]  ? fpregs_restore_userregs+0x14b/0x310
[   57.685458][  T580]  ? rcu_is_watching+0x15/0xd0
[   57.685594][  T580]  do_syscall_64+0x117/0xfc0
[   57.685727][  T580]  ? trace_hardirqs_off+0xd/0x30
[   57.685861][  T580]  ? exc_page_fault+0xee/0x100
[   57.685996][  T580]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   57.686174][  T580] RIP: 0033:0x7f914b72c08e
[   57.686317][  T580] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   57.686794][  T580] RSP: 002b:00007ffea0330000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.686998][  T580] RAX: ffffffffffffffda RBX: 00007ffea03307a8 RCX: 00007f914b72c08e
[   57.687210][  T580] RDX: 0000000000000000 RSI: 00007ffea03300b0 RDI: 0000000000000005
[   57.687412][  T580] RBP: 00007ffea0330010 R08: 0000000000000000 R09: 0000000000000000
[   57.687614][  T580] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   57.687819][  T580] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea0330770
[   57.688024][  T580]  </TASK>
[   57.688160][  T580] irq event stamp: 25421
[   57.688265][  T580] hardirqs last  enabled at (25429): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   57.688500][  T580] hardirqs last disabled at (25436): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   57.688738][  T580] softirqs last  enabled at (24608): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   57.688972][  T580] softirqs last disabled at (24603): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   57.689220][  T580] ---[ end trace 0000000000000000 ]---
[   57.703810][  T580] ------------[ cut here ]------------
[   57.704014][  T580] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/580
[   57.704283][  T580] CPU: 3 UID: 0 PID: 580 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   57.704585][  T580] Tainted: [W]=WARN
[   57.704689][  T580] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.704860][  T580] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   57.705037][  T580] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   57.706317][  T580] RSP: 0018:ffa00000018071a0 EFLAGS: 00010286
[   57.706488][  T580] RAX: 00000000ffffffa6 RBX: ff110000159d8e40 RCX: 1ff4000000300dfa
[   57.706690][  T580] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d8ef8
[   57.706887][  T580] RBP: ff11000015b99000 R08: 1fe2200002b3b1e0 R09: ff11000013a7d180
[   57.707089][  T580] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   57.707299][  T580] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   57.707499][  T580] FS:  00007f914b4f2840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   57.707735][  T580] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.707902][  T580] CR2: 000000000042ebe0 CR3: 0000000013fde006 CR4: 0000000000771ef0
[   57.708110][  T580] PKRU: 55555554
[   57.708209][  T580] Call Trace:
[   57.708309][  T580]  <TASK>
[   57.708379][  T580]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   57.708516][  T580]  rtmsg_ifinfo+0x5c/0xb0
[   57.708618][  T580]  __dev_notify_flags+0x1b8/0x280
[   57.708753][  T580]  ? netif_change_name+0x8c0/0x8c0
[   57.708887][  T580]  ? rtnl_af_lookup+0x290/0x290
[   57.709019][  T580]  ? alloc_netdev_mqs+0xed0/0x1490
[   57.709163][  T580]  rtnl_configure_link+0x1ac/0x390
[   57.709302][  T580]  rtnl_newlink_create+0x353/0x780
[   57.709438][  T580]  ? rtnl_create_link+0xf20/0xf20
[   57.709571][  T580]  ? __dev_get_by_name+0x12/0x50
[   57.709704][  T580]  ? rtnl_dev_get+0xd7/0x170
[   57.709842][  T580]  __rtnl_newlink+0x22b/0xa50
[   57.709977][  T580]  rtnl_newlink+0x8d1/0xea0
[   57.710117][  T580]  ? lock_acquire.part.0+0xbc/0x260
[   57.710251][  T580]  ? __rtnl_newlink+0xa50/0xa50
[   57.710384][  T580]  ? mark_usage+0x61/0x170
[   57.710523][  T580]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.710657][  T580]  ? __rtnl_newlink+0xa50/0xa50
[   57.710791][  T580]  rtnetlink_rcv_msg+0x40d/0x9e0
[   57.710923][  T580]  ? validate_chain+0x38b/0xc20
[   57.711058][  T580]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.711197][  T580]  ? __lock_acquire+0x508/0xc10
[   57.711334][  T580]  ? lock_acquire.part.0+0xbc/0x260
[   57.711466][  T580]  ? find_held_lock+0x2b/0x80
[   57.711601][  T580]  netlink_rcv_skb+0x14e/0x3a0
[   57.711734][  T580]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.711866][  T580]  ? netlink_ack+0xcd0/0xcd0
[   57.712004][  T580]  ? netlink_deliver_tap+0xc5/0x330
[   57.712146][  T580]  ? netlink_deliver_tap+0x13c/0x330
[   57.712282][  T580]  netlink_unicast+0x486/0x750
[   57.712417][  T580]  ? netlink_attachskb+0x810/0x810
[   57.712554][  T580]  ? __lock_acquire+0x508/0xc10
[   57.712686][  T580]  netlink_sendmsg+0x735/0xc60
[   57.712819][  T580]  ? netlink_unicast+0x750/0x750
[   57.712951][  T580]  ? __might_fault+0x97/0x140
[   57.713089][  T580]  ____sys_sendmsg+0x419/0x850
[   57.713229][  T580]  ? copy_msghdr_from_user+0x2a0/0x460
[   57.713362][  T580]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   57.713526][  T580]  ? move_addr_to_kernel+0x40/0x40
[   57.713666][  T580]  ___sys_sendmsg+0x14e/0x1d0
[   57.713797][  T580]  ? copy_msghdr_from_user+0x460/0x460
[   57.713933][  T580]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   57.714114][  T580]  ? do_sys_openat2+0xfd/0x170
[   57.714251][  T580]  __sys_sendmsg+0x145/0x1f0
[   57.714386][  T580]  ? __sys_sendmsg_sock+0x20/0x20
[   57.714521][  T580]  ? fpregs_restore_userregs+0x14b/0x310
[   57.714656][  T580]  ? rcu_is_watching+0x15/0xd0
[   57.714791][  T580]  do_syscall_64+0x117/0xfc0
[   57.714926][  T580]  ? trace_hardirqs_off+0xd/0x30
[   57.715065][  T580]  ? exc_page_fault+0xee/0x100
[   57.715208][  T580]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   57.715375][  T580] RIP: 0033:0x7f914b72c08e
[   57.715514][  T580] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   57.715984][  T580] RSP: 002b:00007ffea0330000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.716196][  T580] RAX: ffffffffffffffda RBX: 00007ffea03307a8 RCX: 00007f914b72c08e
[   57.716397][  T580] RDX: 0000000000000000 RSI: 00007ffea03300b0 RDI: 0000000000000005
[   57.716597][  T580] RBP: 00007ffea0330010 R08: 0000000000000000 R09: 0000000000000000
[   57.716796][  T580] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   57.716993][  T580] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea0330770
[   57.717207][  T580]  </TASK>
[   57.717310][  T580] irq event stamp: 37817
[   57.717412][  T580] hardirqs last  enabled at (37825): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   57.717643][  T580] hardirqs last disabled at (37832): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   57.717874][  T580] softirqs last  enabled at (37204): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   57.718113][  T580] softirqs last disabled at (35997): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   57.718346][  T580] ---[ end trace 0000000000000000 ]---
[   57.756502][  T581] ------------[ cut here ]------------
[   57.756743][  T581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/581
[   57.757118][  T581] CPU: 0 UID: 0 PID: 581 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   57.757521][  T581] Tainted: [W]=WARN
[   57.757681][  T581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.757932][  T581] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   57.758266][  T581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   57.758976][  T581] RSP: 0018:ffa0000001817050 EFLAGS: 00010286
[   57.759258][  T581] RAX: 00000000ffffffa6 RBX: ff11000010058200 RCX: 1ff4000000302dd0
[   57.759563][  T581] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100582b8
[   57.759867][  T581] RBP: ff110000075b9000 R08: 1fe220000200b058 R09: ff11000013a7ae80
[   57.760179][  T581] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   57.760485][  T581] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   57.760792][  T581] FS:  00007f04cb8e1840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   57.761167][  T581] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.761420][  T581] CR2: 00007f04cbbb11a0 CR3: 0000000011e50003 CR4: 0000000000771ef0
[   57.761721][  T581] PKRU: 55555554
[   57.761870][  T581] Call Trace:
[   57.762021][  T581]  <TASK>
[   57.762148][  T581]  ? rcu_is_watching+0x15/0xd0
[   57.762355][  T581]  rtnetlink_event+0xe0/0x1f0
[   57.762558][  T581]  notifier_call_chain+0xb0/0x320
[   57.762764][  T581]  netif_set_mac_address+0x2dd/0x410
[   57.762965][  T581]  ? rcu_is_watching+0x15/0xd0
[   57.763183][  T581]  ? netif_set_group+0x70/0x70
[   57.763393][  T581]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   57.763648][  T581]  ? is_bpf_text_address+0x72/0x110
[   57.763856][  T581]  do_setlink.isra.0+0x706/0x2750
[   57.764049][  T581]  ? rtnl_link_get_size+0x350/0x350
[   57.764268][  T581]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   57.764519][  T581]  ? rcu_read_lock_any_held+0x3c/0x90
[   57.764721][  T581]  ? validate_chain+0x38b/0xc20
[   57.764923][  T581]  ? rcu_read_lock_any_held+0x66/0x90
[   57.765141][  T581]  ? stack_depot_save_flags+0x367/0x770
[   57.765347][  T581]  ? __lock_acquire+0x508/0xc10
[   57.765553][  T581]  ? lock_acquire.part.0+0xbc/0x260
[   57.765753][  T581]  ? rtnl_newlink+0x883/0xea0
[   57.765952][  T581]  ? rcu_is_watching+0x15/0xd0
[   57.766168][  T581]  ? lock_acquire+0x134/0x160
[   57.766366][  T581]  ? rcu_is_watching+0x15/0xd0
[   57.766567][  T581]  ? rcu_is_watching+0x15/0xd0
[   57.766772][  T581]  ? trace_contention_end+0xb3/0x1a0
[   57.766975][  T581]  ? __mutex_lock+0x1db/0x2010
[   57.767192][  T581]  ? __mutex_lock+0x9b2/0x2010
[   57.767393][  T581]  ? rtnl_newlink+0x883/0xea0
[   57.767603][  T581]  ? __rtnl_newlink+0x3fa/0xa50
[   57.767806][  T581]  rtnl_newlink+0x8d1/0xea0
[   57.768004][  T581]  ? lock_acquire.part.0+0xbc/0x260
[   57.768221][  T581]  ? __rtnl_newlink+0xa50/0xa50
[   57.768428][  T581]  ? mark_usage+0x61/0x170
[   57.768635][  T581]  ? lock_acquire.part.0+0xbc/0x260
[   57.768835][  T581]  ? find_held_lock+0x2b/0x80
[   57.769038][  T581]  ? __rtnl_newlink+0xa50/0xa50
[   57.769450][  T581]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.769684][  T581]  ? __rtnl_newlink+0xa50/0xa50
[   57.769896][  T581]  rtnetlink_rcv_msg+0x40d/0x9e0
[   57.771650][  T581]  ? validate_chain+0x38b/0xc20
[   57.771857][  T581]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.772061][  T581]  ? __lock_acquire+0x508/0xc10
[   57.772382][  T581]  ? lock_acquire.part.0+0xbc/0x260
[   57.772578][  T581]  ? find_held_lock+0x2b/0x80
[   57.772783][  T581]  netlink_rcv_skb+0x14e/0x3a0
[   57.772985][  T581]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.773336][  T581]  ? netlink_ack+0xcd0/0xcd0
[   57.773546][  T581]  ? netlink_deliver_tap+0xc5/0x330
[   57.773745][  T581]  ? netlink_deliver_tap+0x13c/0x330
[   57.773948][  T581]  netlink_unicast+0x486/0x750
[   57.774279][  T581]  ? netlink_attachskb+0x810/0x810
[   57.774479][  T581]  ? __lock_acquire+0x508/0xc10
[   57.774680][  T581]  netlink_sendmsg+0x735/0xc60
[   57.774883][  T581]  ? netlink_unicast+0x750/0x750
[   57.775089][  T581]  ? __might_fault+0x97/0x140
[   57.775316][  T581]  ____sys_sendmsg+0x419/0x850
[   57.775518][  T581]  ? copy_msghdr_from_user+0x2a0/0x460
[   57.775716][  T581]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   57.775963][  T581]  ? move_addr_to_kernel+0x40/0x40
[   57.776172][  T581]  ? stack_depot_save_flags+0x367/0x770
[   57.776368][  T581]  ? validate_chain+0x38b/0xc20
[   57.776565][  T581]  ___sys_sendmsg+0x14e/0x1d0
[   57.776770][  T581]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   57.777020][  T581]  ? copy_msghdr_from_user+0x460/0x460
[   57.777256][  T581]  __sys_sendmsg+0x145/0x1f0
[   57.777458][  T581]  ? __sys_sendmsg_sock+0x20/0x20
[   57.777656][  T581]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   57.777909][  T581]  ? do_raw_spin_unlock+0x59/0x250
[   57.778124][  T581]  ? rcu_is_watching+0x15/0xd0
[   57.778330][  T581]  do_syscall_64+0x117/0xfc0
[   57.778529][  T581]  ? trace_hardirqs_off+0xd/0x30
[   57.778719][  T581]  ? exc_page_fault+0xee/0x100
[   57.778925][  T581]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   57.779190][  T581] RIP: 0033:0x7f04cbb1b08e
[   57.779400][  T581] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   57.780126][  T581] RSP: 002b:00007ffc7eccc7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.780431][  T581] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f04cbb1b08e
[   57.780730][  T581] RDX: 0000000000000000 RSI: 00007ffc7eccc870 RDI: 0000000000000005
[   57.781033][  T581] RBP: 00007ffc7eccc7d0 R08: 0000000000000000 R09: 0000000000000000
[   57.781353][  T581] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69e
[   57.781652][  T581] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7ecccf40
[   57.781960][  T581]  </TASK>
[   57.782126][  T581] irq event stamp: 17241
[   57.782278][  T581] hardirqs last  enabled at (17249): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   57.782630][  T581] hardirqs last disabled at (17256): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   57.782981][  T581] softirqs last  enabled at (17002): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   57.783347][  T581] softirqs last disabled at (16985): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   57.783698][  T581] ---[ end trace 0000000000000000 ]---
[   57.810003][  T582] ------------[ cut here ]------------
[   57.810233][  T582] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/582
[   57.810543][  T582] CPU: 2 UID: 0 PID: 582 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   57.810859][  T582] Tainted: [W]=WARN
[   57.811005][  T582] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.811252][  T582] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   57.811475][  T582] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   57.812004][  T582] RSP: 0018:ffa0000001757050 EFLAGS: 00010286
[   57.812244][  T582] RAX: 00000000ffffffa6 RBX: ff11000015c02c80 RCX: 1ff40000002eadd0
[   57.812487][  T582] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c02d38
[   57.812725][  T582] RBP: ff1100000ff94000 R08: 1fe2200002b805a8 R09: ff11000004da2e80
[   57.812962][  T582] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   57.813220][  T582] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   57.813461][  T582] FS:  00007fd4b87ea840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   57.813732][  T582] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.813941][  T582] CR2: 00007fd4b8b72900 CR3: 0000000015fe7004 CR4: 0000000000771ef0
[   57.814306][  T582] PKRU: 55555554
[   57.814539][  T582] Call Trace:
[   57.814758][  T582]  <TASK>
[   57.814959][  T582]  ? rcu_is_watching+0x15/0xd0
[   57.815252][  T582]  rtnetlink_event+0xe0/0x1f0
[   57.815499][  T582]  notifier_call_chain+0xb0/0x320
[   57.815731][  T582]  netif_set_mac_address+0x2dd/0x410
[   57.815959][  T582]  ? rcu_is_watching+0x15/0xd0
[   57.816206][  T582]  ? netif_set_group+0x70/0x70
[   57.816408][  T582]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   57.816614][  T582]  ? is_bpf_text_address+0x72/0x110
[   57.816795][  T582]  do_setlink.isra.0+0x706/0x2750
[   57.816973][  T582]  ? rtnl_link_get_size+0x350/0x350
[   57.817169][  T582]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   57.817380][  T582]  ? rcu_read_lock_any_held+0x3c/0x90
[   57.817554][  T582]  ? validate_chain+0x38b/0xc20
[   57.817728][  T582]  ? rcu_read_lock_any_held+0x66/0x90
[   57.817900][  T582]  ? stack_depot_save_flags+0x367/0x770
[   57.818086][  T582]  ? __lock_acquire+0x508/0xc10
[   57.818276][  T582]  ? lock_acquire.part.0+0xbc/0x260
[   57.818448][  T582]  ? rtnl_newlink+0x883/0xea0
[   57.818621][  T582]  ? rcu_is_watching+0x15/0xd0
[   57.818796][  T582]  ? lock_acquire+0x134/0x160
[   57.818968][  T582]  ? rcu_is_watching+0x15/0xd0
[   57.819165][  T582]  ? rcu_is_watching+0x15/0xd0
[   57.819340][  T582]  ? trace_contention_end+0xb3/0x1a0
[   57.819520][  T582]  ? __mutex_lock+0x1db/0x2010
[   57.819692][  T582]  ? __mutex_lock+0x9b2/0x2010
[   57.819864][  T582]  ? rtnl_newlink+0x883/0xea0
[   57.820043][  T582]  ? __rtnl_newlink+0x3fa/0xa50
[   57.820242][  T582]  rtnl_newlink+0x8d1/0xea0
[   57.820419][  T582]  ? lock_acquire.part.0+0xbc/0x260
[   57.820592][  T582]  ? __rtnl_newlink+0xa50/0xa50
[   57.820763][  T582]  ? mark_usage+0x61/0x170
[   57.820942][  T582]  ? lock_acquire.part.0+0xbc/0x260
[   57.821134][  T582]  ? find_held_lock+0x2b/0x80
[   57.821312][  T582]  ? __rtnl_newlink+0xa50/0xa50
[   57.821487][  T582]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.821663][  T582]  ? __rtnl_newlink+0xa50/0xa50
[   57.821838][  T582]  rtnetlink_rcv_msg+0x40d/0x9e0
[   57.822012][  T582]  ? validate_chain+0x38b/0xc20
[   57.822211][  T582]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.822385][  T582]  ? __lock_acquire+0x508/0xc10
[   57.822562][  T582]  ? lock_acquire.part.0+0xbc/0x260
[   57.822736][  T582]  ? find_held_lock+0x2b/0x80
[   57.822913][  T582]  netlink_rcv_skb+0x14e/0x3a0
[   57.823111][  T582]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.823288][  T582]  ? netlink_ack+0xcd0/0xcd0
[   57.823464][  T582]  ? netlink_deliver_tap+0xc5/0x330
[   57.823641][  T582]  ? netlink_deliver_tap+0x13c/0x330
[   57.823817][  T582]  netlink_unicast+0x486/0x750
[   57.823994][  T582]  ? netlink_attachskb+0x810/0x810
[   57.824190][  T582]  ? __lock_acquire+0x508/0xc10
[   57.824368][  T582]  netlink_sendmsg+0x735/0xc60
[   57.824543][  T582]  ? netlink_unicast+0x750/0x750
[   57.824719][  T582]  ? __might_fault+0x97/0x140
[   57.824897][  T582]  ____sys_sendmsg+0x419/0x850
[   57.825081][  T582]  ? copy_msghdr_from_user+0x2a0/0x460
[   57.825271][  T582]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   57.825476][  T582]  ? move_addr_to_kernel+0x40/0x40
[   57.825652][  T582]  ? stack_depot_save_flags+0x367/0x770
[   57.825829][  T582]  ? validate_chain+0x38b/0xc20
[   57.826004][  T582]  ___sys_sendmsg+0x14e/0x1d0
[   57.826203][  T582]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   57.826412][  T582]  ? copy_msghdr_from_user+0x460/0x460
[   57.826596][  T582]  __sys_sendmsg+0x145/0x1f0
[   57.826772][  T582]  ? __sys_sendmsg_sock+0x20/0x20
[   57.826947][  T582]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   57.827177][  T582]  ? do_raw_spin_unlock+0x59/0x250
[   57.827355][  T582]  ? rcu_is_watching+0x15/0xd0
[   57.827532][  T582]  do_syscall_64+0x117/0xfc0
[   57.827713][  T582]  ? trace_hardirqs_off+0xd/0x30
[   57.827888][  T582]  ? exc_page_fault+0xee/0x100
[   57.828071][  T582]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   57.828294][  T582] RIP: 0033:0x7fd4b8a2408e
[   57.828474][  T582] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   57.828973][  T582] RSP: 002b:00007ffcc58785a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.829237][  T582] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd4b8a2408e
[   57.829475][  T582] RDX: 0000000000000000 RSI: 00007ffcc5878650 RDI: 0000000000000005
[   57.829712][  T582] RBP: 00007ffcc58785b0 R08: 0000000000000000 R09: 0000000000000000
[   57.829952][  T582] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69e
[   57.830211][  T582] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc5878d20
[   57.830458][  T582]  </TASK>
[   57.830612][  T582] irq event stamp: 17171
[   57.830753][  T582] hardirqs last  enabled at (17181): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   57.831024][  T582] hardirqs last disabled at (17190): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   57.831317][  T582] softirqs last  enabled at (16394): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   57.831588][  T582] softirqs last disabled at (16367): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   57.831853][  T582] ---[ end trace 0000000000000000 ]---
[   57.887567][  T583] ------------[ cut here ]------------
[   57.887801][  T583] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/583
[   57.888174][  T583] CPU: 0 UID: 0 PID: 583 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   57.888570][  T583] Tainted: [W]=WARN
[   57.888722][  T583] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.888980][  T583] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   57.889255][  T583] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   57.889960][  T583] RSP: 0018:ffa0000001817050 EFLAGS: 00010286
[   57.890230][  T583] RAX: 00000000ffffffa6 RBX: ff11000011768900 RCX: 1ff4000000302dd0
[   57.890524][  T583] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000117689b8
[   57.890817][  T583] RBP: ff1100000207c000 R08: 1fe22000022ed138 R09: ff11000004da5180
[   57.891133][  T583] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   57.891427][  T583] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   57.891722][  T583] FS:  00007f708d7c0840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   57.892070][  T583] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.892435][  T583] CR2: 00007f708da901a0 CR3: 0000000011e50006 CR4: 0000000000771ef0
[   57.892739][  T583] PKRU: 55555554
[   57.892889][  T583] Call Trace:
[   57.893038][  T583]  <TASK>
[   57.893280][  T583]  ? rcu_is_watching+0x15/0xd0
[   57.893480][  T583]  rtnetlink_event+0xe0/0x1f0
[   57.893676][  T583]  notifier_call_chain+0xb0/0x320
[   57.893875][  T583]  netif_set_mac_address+0x2dd/0x410
[   57.894076][  T583]  ? rcu_is_watching+0x15/0xd0
[   57.894373][  T583]  ? netif_set_group+0x70/0x70
[   57.894574][  T583]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   57.894819][  T583]  ? is_bpf_text_address+0x72/0x110
[   57.895022][  T583]  do_setlink.isra.0+0x706/0x2750
[   57.895458][  T583]  ? rtnl_link_get_size+0x350/0x350
[   57.895658][  T583]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   57.895906][  T583]  ? rcu_read_lock_any_held+0x3c/0x90
[   57.896121][  T583]  ? validate_chain+0x38b/0xc20
[   57.896320][  T583]  ? rcu_read_lock_any_held+0x66/0x90
[   57.896517][  T583]  ? stack_depot_save_flags+0x367/0x770
[   57.896719][  T583]  ? __lock_acquire+0x508/0xc10
[   57.896922][  T583]  ? lock_acquire.part.0+0xbc/0x260
[   57.897136][  T583]  ? rtnl_newlink+0x883/0xea0
[   57.897335][  T583]  ? rcu_is_watching+0x15/0xd0
[   57.897537][  T583]  ? lock_acquire+0x134/0x160
[   57.897732][  T583]  ? rcu_is_watching+0x15/0xd0
[   57.897929][  T583]  ? rcu_is_watching+0x15/0xd0
[   57.898153][  T583]  ? trace_contention_end+0xb3/0x1a0
[   57.898350][  T583]  ? __mutex_lock+0x1db/0x2010
[   57.898547][  T583]  ? __mutex_lock+0x9b2/0x2010
[   57.898741][  T583]  ? rtnl_newlink+0x883/0xea0
[   57.898951][  T583]  ? __rtnl_newlink+0x3fa/0xa50
[   57.899177][  T583]  rtnl_newlink+0x8d1/0xea0
[   57.899380][  T583]  ? lock_acquire.part.0+0xbc/0x260
[   57.899576][  T583]  ? __rtnl_newlink+0xa50/0xa50
[   57.899770][  T583]  ? mark_usage+0x61/0x170
[   57.899971][  T583]  ? lock_acquire.part.0+0xbc/0x260
[   57.900184][  T583]  ? find_held_lock+0x2b/0x80
[   57.900383][  T583]  ? __rtnl_newlink+0xa50/0xa50
[   57.900581][  T583]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.900785][  T583]  ? __rtnl_newlink+0xa50/0xa50
[   57.900981][  T583]  rtnetlink_rcv_msg+0x40d/0x9e0
[   57.901190][  T583]  ? validate_chain+0x38b/0xc20
[   57.901390][  T583]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.901589][  T583]  ? __lock_acquire+0x508/0xc10
[   57.901790][  T583]  ? lock_acquire.part.0+0xbc/0x260
[   57.901984][  T583]  ? find_held_lock+0x2b/0x80
[   57.902202][  T583]  netlink_rcv_skb+0x14e/0x3a0
[   57.902399][  T583]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.902592][  T583]  ? netlink_ack+0xcd0/0xcd0
[   57.902792][  T583]  ? netlink_deliver_tap+0xc5/0x330
[   57.902990][  T583]  ? netlink_deliver_tap+0x13c/0x330
[   57.903206][  T583]  netlink_unicast+0x486/0x750
[   57.903406][  T583]  ? netlink_attachskb+0x810/0x810
[   57.903604][  T583]  ? __lock_acquire+0x508/0xc10
[   57.903807][  T583]  netlink_sendmsg+0x735/0xc60
[   57.904007][  T583]  ? netlink_unicast+0x750/0x750
[   57.904220][  T583]  ? __might_fault+0x97/0x140
[   57.904425][  T583]  ____sys_sendmsg+0x419/0x850
[   57.904625][  T583]  ? copy_msghdr_from_user+0x2a0/0x460
[   57.904822][  T583]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   57.905068][  T583]  ? move_addr_to_kernel+0x40/0x40
[   57.905285][  T583]  ? stack_depot_save_flags+0x367/0x770
[   57.905486][  T583]  ? validate_chain+0x38b/0xc20
[   57.905690][  T583]  ___sys_sendmsg+0x14e/0x1d0
[   57.905888][  T583]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   57.906152][  T583]  ? copy_msghdr_from_user+0x460/0x460
[   57.906371][  T583]  __sys_sendmsg+0x145/0x1f0
[   57.906568][  T583]  ? __sys_sendmsg_sock+0x20/0x20
[   57.906765][  T583]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   57.907013][  T583]  ? do_raw_spin_unlock+0x59/0x250
[   57.907231][  T583]  ? rcu_is_watching+0x15/0xd0
[   57.907432][  T583]  do_syscall_64+0x117/0xfc0
[   57.907629][  T583]  ? trace_hardirqs_off+0xd/0x30
[   57.907827][  T583]  ? exc_page_fault+0xee/0x100
[   57.908029][  T583]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   57.908293][  T583] RIP: 0033:0x7f708d9fa08e
[   57.908504][  T583] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   57.909226][  T583] RSP: 002b:00007ffd75075a20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.909526][  T583] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f708d9fa08e
[   57.909828][  T583] RDX: 0000000000000000 RSI: 00007ffd75075ad0 RDI: 0000000000000005
[   57.910144][  T583] RBP: 00007ffd75075a30 R08: 0000000000000000 R09: 0000000000000000
[   57.910440][  T583] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69e
[   57.910737][  T583] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd750761a0
[   57.911045][  T583]  </TASK>
[   57.911201][  T583] irq event stamp: 27101
[   57.911337][  T583] hardirqs last  enabled at (27109): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   57.911682][  T583] hardirqs last disabled at (27116): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   57.912025][  T583] softirqs last  enabled at (26602): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   57.912392][  T583] softirqs last disabled at (26585): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   57.912731][  T583] ---[ end trace 0000000000000000 ]---
[   57.946193][  T584] ------------[ cut here ]------------
[   57.946429][  T584] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/584
[   57.946741][  T584] CPU: 2 UID: 0 PID: 584 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   57.947125][  T584] Tainted: [W]=WARN
[   57.947282][  T584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.947504][  T584] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   57.947747][  T584] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   57.948316][  T584] RSP: 0018:ffa00000015e7050 EFLAGS: 00010286
[   57.948536][  T584] RAX: 00000000ffffffa6 RBX: ff11000011fff700 RCX: 1ff40000002bcdd0
[   57.948776][  T584] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011fff7b8
[   57.949018][  T584] RBP: ff11000015894000 R08: 1fe22000023ffef8 R09: ff11000004da0b80
[   57.949277][  T584] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   57.949515][  T584] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   57.949755][  T584] FS:  00007f9904c75840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   57.950036][  T584] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.950270][  T584] CR2: 000000000d9b9988 CR3: 0000000015fe7001 CR4: 0000000000771ef0
[   57.950509][  T584] PKRU: 55555554
[   57.950656][  T584] Call Trace:
[   57.950801][  T584]  <TASK>
[   57.950917][  T584]  ? rcu_is_watching+0x15/0xd0
[   57.951118][  T584]  rtnetlink_event+0xe0/0x1f0
[   57.951299][  T584]  notifier_call_chain+0xb0/0x320
[   57.951481][  T584]  netif_set_mac_address+0x2dd/0x410
[   57.951659][  T584]  ? rcu_is_watching+0x15/0xd0
[   57.951836][  T584]  ? netif_set_group+0x70/0x70
[   57.952015][  T584]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   57.952810][  T584]  ? is_bpf_text_address+0x72/0x110
[   57.952990][  T584]  do_setlink.isra.0+0x706/0x2750
[   57.953202][  T584]  ? rtnl_link_get_size+0x350/0x350
[   57.953385][  T584]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   57.953595][  T584]  ? rcu_read_lock_any_held+0x3c/0x90
[   57.953771][  T584]  ? validate_chain+0x38b/0xc20
[   57.953950][  T584]  ? rcu_read_lock_any_held+0x66/0x90
[   57.954144][  T584]  ? stack_depot_save_flags+0x367/0x770
[   57.954323][  T584]  ? __lock_acquire+0x508/0xc10
[   57.954499][  T584]  ? lock_acquire.part.0+0xbc/0x260
[   57.954680][  T584]  ? rtnl_newlink+0x883/0xea0
[   57.954856][  T584]  ? rcu_is_watching+0x15/0xd0
[   57.955035][  T584]  ? lock_acquire+0x134/0x160
[   57.955241][  T584]  ? rcu_is_watching+0x15/0xd0
[   57.955422][  T584]  ? rcu_is_watching+0x15/0xd0
[   57.955599][  T584]  ? trace_contention_end+0xb3/0x1a0
[   57.955789][  T584]  ? __mutex_lock+0x1db/0x2010
[   57.955971][  T584]  ? __mutex_lock+0x9b2/0x2010
[   57.956174][  T584]  ? rtnl_newlink+0x883/0xea0
[   57.956357][  T584]  ? __rtnl_newlink+0x3fa/0xa50
[   57.956537][  T584]  rtnl_newlink+0x8d1/0xea0
[   57.956716][  T584]  ? lock_acquire.part.0+0xbc/0x260
[   57.956892][  T584]  ? __rtnl_newlink+0xa50/0xa50
[   57.957075][  T584]  ? mark_usage+0x61/0x170
[   57.957272][  T584]  ? lock_acquire.part.0+0xbc/0x260
[   57.957452][  T584]  ? find_held_lock+0x2b/0x80
[   57.957631][  T584]  ? __rtnl_newlink+0xa50/0xa50
[   57.957808][  T584]  ? __lock_release.isra.0+0x6b/0x1a0
[   57.957985][  T584]  ? __rtnl_newlink+0xa50/0xa50
[   57.958181][  T584]  rtnetlink_rcv_msg+0x40d/0x9e0
[   57.958360][  T584]  ? validate_chain+0x38b/0xc20
[   57.958539][  T584]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.958716][  T584]  ? __lock_acquire+0x508/0xc10
[   57.958900][  T584]  ? lock_acquire.part.0+0xbc/0x260
[   57.959082][  T584]  ? find_held_lock+0x2b/0x80
[   57.959276][  T584]  netlink_rcv_skb+0x14e/0x3a0
[   57.959455][  T584]  ? rtnl_stats_set+0x3f0/0x3f0
[   57.959632][  T584]  ? netlink_ack+0xcd0/0xcd0
[   57.959811][  T584]  ? netlink_deliver_tap+0xc5/0x330
[   57.959986][  T584]  ? netlink_deliver_tap+0x13c/0x330
[   57.960183][  T584]  netlink_unicast+0x486/0x750
[   57.960366][  T584]  ? netlink_attachskb+0x810/0x810
[   57.960543][  T584]  ? __lock_acquire+0x508/0xc10
[   57.960720][  T584]  netlink_sendmsg+0x735/0xc60
[   57.960901][  T584]  ? netlink_unicast+0x750/0x750
[   57.961087][  T584]  ? __might_fault+0x97/0x140
[   57.961283][  T584]  ____sys_sendmsg+0x419/0x850
[   57.961464][  T584]  ? copy_msghdr_from_user+0x2a0/0x460
[   57.961644][  T584]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   57.961849][  T584]  ? move_addr_to_kernel+0x40/0x40
[   57.962027][  T584]  ? stack_depot_save_flags+0x367/0x770
[   57.962226][  T584]  ? validate_chain+0x38b/0xc20
[   57.962404][  T584]  ___sys_sendmsg+0x14e/0x1d0
[   57.962579][  T584]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   57.962787][  T584]  ? copy_msghdr_from_user+0x460/0x460
[   57.962980][  T584]  __sys_sendmsg+0x145/0x1f0
[   57.963179][  T584]  ? __sys_sendmsg_sock+0x20/0x20
[   57.963355][  T584]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   57.963568][  T584]  ? do_raw_spin_unlock+0x59/0x250
[   57.963745][  T584]  ? rcu_is_watching+0x15/0xd0
[   57.963922][  T584]  do_syscall_64+0x117/0xfc0
[   57.964118][  T584]  ? trace_hardirqs_off+0xd/0x30
[   57.964298][  T584]  ? exc_page_fault+0xee/0x100
[   57.964480][  T584]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   57.964692][  T584] RIP: 0033:0x7f9904eaf08e
[   57.964879][  T584] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   57.965404][  T584] RSP: 002b:00007ffcae7d2480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.965654][  T584] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9904eaf08e
[   57.965892][  T584] RDX: 0000000000000000 RSI: 00007ffcae7d2530 RDI: 0000000000000005
[   57.966149][  T584] RBP: 00007ffcae7d2490 R08: 0000000000000000 R09: 0000000000000000
[   57.966390][  T584] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69e
[   57.966640][  T584] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcae7d2c00
[   57.966886][  T584]  </TASK>
[   57.967032][  T584] irq event stamp: 24597
[   57.967200][  T584] hardirqs last  enabled at (24609): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   57.967477][  T584] hardirqs last disabled at (24618): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   57.967759][  T584] softirqs last  enabled at (23830): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   57.968044][  T584] softirqs last disabled at (22941): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   57.968338][  T584] ---[ end trace 0000000000000000 ]---
[   58.017746][  T585] ------------[ cut here ]------------
[   58.017997][  T585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/585
[   58.018382][  T585] CPU: 0 UID: 0 PID: 585 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.018816][  T585] Tainted: [W]=WARN
[   58.018988][  T585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.019269][  T585] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.019539][  T585] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.020280][  T585] RSP: 0018:ffa0000001827050 EFLAGS: 00010286
[   58.020544][  T585] RAX: 00000000ffffffa6 RBX: ff11000011fff000 RCX: 1ff4000000304dd0
[   58.020847][  T585] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011fff0b8
[   58.021166][  T585] RBP: ff11000015b99000 R08: 1fe22000023ffe18 R09: ff1100001595d180
[   58.021472][  T585] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   58.021776][  T585] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   58.022085][  T585] FS:  00007f67aa4b8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   58.022614][  T585] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.022869][  T585] CR2: 00007f67aa840900 CR3: 0000000004c4e002 CR4: 0000000000771ef0
[   58.023279][  T585] PKRU: 55555554
[   58.023428][  T585] Call Trace:
[   58.023580][  T585]  <TASK>
[   58.023687][  T585]  ? rcu_is_watching+0x15/0xd0
[   58.023897][  T585]  rtnetlink_event+0xe0/0x1f0
[   58.024121][  T585]  notifier_call_chain+0xb0/0x320
[   58.024328][  T585]  netif_set_mac_address+0x2dd/0x410
[   58.024530][  T585]  ? rcu_is_watching+0x15/0xd0
[   58.024734][  T585]  ? netif_set_group+0x70/0x70
[   58.024948][  T585]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   58.025215][  T585]  ? is_bpf_text_address+0x72/0x110
[   58.025422][  T585]  do_setlink.isra.0+0x706/0x2750
[   58.025630][  T585]  ? rtnl_link_get_size+0x350/0x350
[   58.025832][  T585]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   58.026087][  T585]  ? rcu_read_lock_any_held+0x3c/0x90
[   58.026304][  T585]  ? validate_chain+0x38b/0xc20
[   58.026510][  T585]  ? rcu_read_lock_any_held+0x66/0x90
[   58.026713][  T585]  ? stack_depot_save_flags+0x367/0x770
[   58.026918][  T585]  ? __lock_acquire+0x508/0xc10
[   58.027140][  T585]  ? lock_acquire.part.0+0xbc/0x260
[   58.027341][  T585]  ? rtnl_newlink+0x883/0xea0
[   58.027544][  T585]  ? rcu_is_watching+0x15/0xd0
[   58.027750][  T585]  ? lock_acquire+0x134/0x160
[   58.027951][  T585]  ? rcu_is_watching+0x15/0xd0
[   58.028166][  T585]  ? rcu_is_watching+0x15/0xd0
[   58.028366][  T585]  ? trace_contention_end+0xb3/0x1a0
[   58.028558][  T585]  ? __mutex_lock+0x1db/0x2010
[   58.028756][  T585]  ? __mutex_lock+0x9b2/0x2010
[   58.028955][  T585]  ? rtnl_newlink+0x883/0xea0
[   58.029180][  T585]  ? __rtnl_newlink+0x3fa/0xa50
[   58.029387][  T585]  rtnl_newlink+0x8d1/0xea0
[   58.029598][  T585]  ? lock_acquire.part.0+0xbc/0x260
[   58.029796][  T585]  ? __rtnl_newlink+0xa50/0xa50
[   58.029996][  T585]  ? mark_usage+0x61/0x170
[   58.030223][  T585]  ? lock_acquire.part.0+0xbc/0x260
[   58.030423][  T585]  ? find_held_lock+0x2b/0x80
[   58.030623][  T585]  ? __rtnl_newlink+0xa50/0xa50
[   58.030823][  T585]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.031031][  T585]  ? __rtnl_newlink+0xa50/0xa50
[   58.031251][  T585]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.031454][  T585]  ? validate_chain+0x38b/0xc20
[   58.031654][  T585]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.031849][  T585]  ? __lock_acquire+0x508/0xc10
[   58.032051][  T585]  ? lock_acquire.part.0+0xbc/0x260
[   58.032269][  T585]  ? find_held_lock+0x2b/0x80
[   58.032473][  T585]  netlink_rcv_skb+0x14e/0x3a0
[   58.032679][  T585]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.032878][  T585]  ? netlink_ack+0xcd0/0xcd0
[   58.033091][  T585]  ? netlink_deliver_tap+0xc5/0x330
[   58.033303][  T585]  ? netlink_deliver_tap+0x13c/0x330
[   58.033507][  T585]  netlink_unicast+0x486/0x750
[   58.033706][  T585]  ? netlink_attachskb+0x810/0x810
[   58.033902][  T585]  ? __lock_acquire+0x508/0xc10
[   58.034120][  T585]  netlink_sendmsg+0x735/0xc60
[   58.034324][  T585]  ? netlink_unicast+0x750/0x750
[   58.034525][  T585]  ? __might_fault+0x97/0x140
[   58.034726][  T585]  ____sys_sendmsg+0x419/0x850
[   58.034927][  T585]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.035142][  T585]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.035388][  T585]  ? move_addr_to_kernel+0x40/0x40
[   58.035588][  T585]  ? stack_depot_save_flags+0x367/0x770
[   58.035790][  T585]  ? validate_chain+0x38b/0xc20
[   58.035994][  T585]  ___sys_sendmsg+0x14e/0x1d0
[   58.036210][  T585]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.036466][  T585]  ? copy_msghdr_from_user+0x460/0x460
[   58.036683][  T585]  __sys_sendmsg+0x145/0x1f0
[   58.036887][  T585]  ? __sys_sendmsg_sock+0x20/0x20
[   58.037092][  T585]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.037362][  T585]  ? do_raw_spin_unlock+0x59/0x250
[   58.037563][  T585]  ? rcu_is_watching+0x15/0xd0
[   58.037762][  T585]  do_syscall_64+0x117/0xfc0
[   58.037962][  T585]  ? trace_hardirqs_off+0xd/0x30
[   58.038178][  T585]  ? exc_page_fault+0xee/0x100
[   58.038376][  T585]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.038623][  T585] RIP: 0033:0x7f67aa6f208e
[   58.038839][  T585] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.039565][  T585] RSP: 002b:00007ffcbf5258f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.039870][  T585] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f67aa6f208e
[   58.040186][  T585] RDX: 0000000000000000 RSI: 00007ffcbf5259a0 RDI: 0000000000000005
[   58.040483][  T585] RBP: 00007ffcbf525900 R08: 0000000000000000 R09: 0000000000000000
[   58.040780][  T585] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69e
[   58.041079][  T585] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbf526070
[   58.041392][  T585]  </TASK>
[   58.041544][  T585] irq event stamp: 24085
[   58.041696][  T585] hardirqs last  enabled at (24093): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.042044][  T585] hardirqs last disabled at (24100): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.042407][  T585] softirqs last  enabled at (23376): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   58.042756][  T585] softirqs last disabled at (23301): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   58.043088][  T585] ---[ end trace 0000000000000000 ]---
[   58.084708][  T586] ------------[ cut here ]------------
[   58.084927][  T586] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/586
[   58.085230][  T586] CPU: 2 UID: 0 PID: 586 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.085548][  T586] Tainted: [W]=WARN
[   58.085705][  T586] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.085924][  T586] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.086174][  T586] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.086705][  T586] RSP: 0018:ffa0000001827050 EFLAGS: 00010286
[   58.086927][  T586] RAX: 00000000ffffffa6 RBX: ff11000013fc5a80 RCX: 1ff4000000304dd0
[   58.087183][  T586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc5b38
[   58.087420][  T586] RBP: ff11000001dc4000 R08: 1fe22000027f8b68 R09: ff1100001595ae80
[   58.087657][  T586] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   58.087894][  T586] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   58.088155][  T586] FS:  00007fb6f20d5840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   58.088429][  T586] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.088641][  T586] CR2: 00000000360bd988 CR3: 00000000132bf004 CR4: 0000000000771ef0
[   58.088877][  T586] PKRU: 55555554
[   58.089020][  T586] Call Trace:
[   58.089182][  T586]  <TASK>
[   58.089296][  T586]  ? rcu_is_watching+0x15/0xd0
[   58.089474][  T586]  rtnetlink_event+0xe0/0x1f0
[   58.089651][  T586]  notifier_call_chain+0xb0/0x320
[   58.089830][  T586]  netif_set_mac_address+0x2dd/0x410
[   58.090007][  T586]  ? rcu_is_watching+0x15/0xd0
[   58.090208][  T586]  ? netif_set_group+0x70/0x70
[   58.090386][  T586]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   58.090602][  T586]  ? is_bpf_text_address+0x72/0x110
[   58.090782][  T586]  do_setlink.isra.0+0x706/0x2750
[   58.090961][  T586]  ? rtnl_link_get_size+0x350/0x350
[   58.091162][  T586]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   58.091374][  T586]  ? rcu_read_lock_any_held+0x3c/0x90
[   58.091550][  T586]  ? validate_chain+0x38b/0xc20
[   58.091727][  T586]  ? rcu_read_lock_any_held+0x66/0x90
[   58.091906][  T586]  ? stack_depot_save_flags+0x367/0x770
[   58.092091][  T586]  ? __lock_acquire+0x508/0xc10
[   58.092286][  T586]  ? lock_acquire.part.0+0xbc/0x260
[   58.092462][  T586]  ? rtnl_newlink+0x883/0xea0
[   58.092640][  T586]  ? rcu_is_watching+0x15/0xd0
[   58.092816][  T586]  ? lock_acquire+0x134/0x160
[   58.092990][  T586]  ? rcu_is_watching+0x15/0xd0
[   58.093188][  T586]  ? rcu_is_watching+0x15/0xd0
[   58.093364][  T586]  ? trace_contention_end+0xb3/0x1a0
[   58.093539][  T586]  ? __mutex_lock+0x1db/0x2010
[   58.093715][  T586]  ? __mutex_lock+0x9b2/0x2010
[   58.093890][  T586]  ? rtnl_newlink+0x883/0xea0
[   58.094078][  T586]  ? __rtnl_newlink+0x3fa/0xa50
[   58.094270][  T586]  rtnl_newlink+0x8d1/0xea0
[   58.094448][  T586]  ? lock_acquire.part.0+0xbc/0x260
[   58.094627][  T586]  ? __rtnl_newlink+0xa50/0xa50
[   58.094800][  T586]  ? mark_usage+0x61/0x170
[   58.094975][  T586]  ? lock_acquire.part.0+0xbc/0x260
[   58.095167][  T586]  ? find_held_lock+0x2b/0x80
[   58.095343][  T586]  ? __rtnl_newlink+0xa50/0xa50
[   58.095518][  T586]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.095693][  T586]  ? __rtnl_newlink+0xa50/0xa50
[   58.095869][  T586]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.096049][  T586]  ? validate_chain+0x38b/0xc20
[   58.096243][  T586]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.096419][  T586]  ? __lock_acquire+0x508/0xc10
[   58.096595][  T586]  ? lock_acquire.part.0+0xbc/0x260
[   58.096769][  T586]  ? find_held_lock+0x2b/0x80
[   58.096947][  T586]  netlink_rcv_skb+0x14e/0x3a0
[   58.097142][  T586]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.097319][  T586]  ? netlink_ack+0xcd0/0xcd0
[   58.097503][  T586]  ? netlink_deliver_tap+0xc5/0x330
[   58.097678][  T586]  ? netlink_deliver_tap+0x13c/0x330
[   58.097855][  T586]  netlink_unicast+0x486/0x750
[   58.098032][  T586]  ? netlink_attachskb+0x810/0x810
[   58.098230][  T586]  ? __lock_acquire+0x508/0xc10
[   58.098406][  T586]  netlink_sendmsg+0x735/0xc60
[   58.098582][  T586]  ? netlink_unicast+0x750/0x750
[   58.098761][  T586]  ? __might_fault+0x97/0x140
[   58.098937][  T586]  ____sys_sendmsg+0x419/0x850
[   58.099134][  T586]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.099311][  T586]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.099516][  T586]  ? move_addr_to_kernel+0x40/0x40
[   58.099692][  T586]  ? stack_depot_save_flags+0x367/0x770
[   58.099869][  T586]  ? validate_chain+0x38b/0xc20
[   58.100050][  T586]  ___sys_sendmsg+0x14e/0x1d0
[   58.100245][  T586]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.100454][  T586]  ? copy_msghdr_from_user+0x460/0x460
[   58.100638][  T586]  __sys_sendmsg+0x145/0x1f0
[   58.100813][  T586]  ? __sys_sendmsg_sock+0x20/0x20
[   58.100987][  T586]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.101213][  T586]  ? do_raw_spin_unlock+0x59/0x250
[   58.101397][  T586]  ? rcu_is_watching+0x15/0xd0
[   58.101573][  T586]  do_syscall_64+0x117/0xfc0
[   58.101749][  T586]  ? trace_hardirqs_off+0xd/0x30
[   58.101923][  T586]  ? exc_page_fault+0xee/0x100
[   58.102119][  T586]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.102327][  T586] RIP: 0033:0x7fb6f230f08e
[   58.102507][  T586] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.103010][  T586] RSP: 002b:00007ffe3a6e6310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.103272][  T586] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb6f230f08e
[   58.103509][  T586] RDX: 0000000000000000 RSI: 00007ffe3a6e63c0 RDI: 0000000000000005
[   58.103751][  T586] RBP: 00007ffe3a6e6320 R08: 0000000000000000 R09: 0000000000000000
[   58.103989][  T586] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69e
[   58.104244][  T586] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3a6e6a90
[   58.104487][  T586]  </TASK>
[   58.104630][  T586] irq event stamp: 33475
[   58.104778][  T586] hardirqs last  enabled at (33485): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.105047][  T586] hardirqs last disabled at (33494): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.105346][  T586] softirqs last  enabled at (32574): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   58.105617][  T586] softirqs last disabled at (32561): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   58.105886][  T586] ---[ end trace 0000000000000000 ]---
[   58.146829][  T587] vethA: entered promiscuous mode
[   58.147141][  T587] ------------[ cut here ]------------
[   58.147357][  T587] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/587
[   58.147744][  T587] CPU: 0 UID: 0 PID: 587 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.148199][  T587] Tainted: [W]=WARN
[   58.148367][  T587] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.148639][  T587] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.148949][  T587] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.149739][  T587] RSP: 0018:ffa0000001836fb0 EFLAGS: 00010286
[   58.150024][  T587] RAX: 00000000ffffffa6 RBX: ff11000004e39380 RCX: 1ff4000000306dbc
[   58.150369][  T587] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39438
[   58.150700][  T587] RBP: ff110000075b9000 R08: 1fe22000009c7288 R09: ff11000015958b80
[   58.151031][  T587] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   58.151383][  T587] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075b9000
[   58.151719][  T587] FS:  00007fed91932840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   58.152132][  T587] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.152414][  T587] CR2: 00007fed91c021a0 CR3: 0000000013d62005 CR4: 0000000000771ef0
[   58.152745][  T587] PKRU: 55555554
[   58.152911][  T587] Call Trace:
[   58.153084][  T587]  <TASK>
[   58.153856][  T587]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   58.154086][  T587]  ? netlink_sendmsg+0x735/0xc60
[   58.154336][  T587]  rtmsg_ifinfo+0x5c/0xb0
[   58.154508][  T587]  __dev_notify_flags+0x1b8/0x280
[   58.154730][  T587]  ? netdev_info+0xe2/0x116
[   58.154953][  T587]  ? netdev_notice+0x120/0x120
[   58.155191][  T587]  ? netif_change_name+0x8c0/0x8c0
[   58.155424][  T587]  __dev_set_promiscuity+0x194/0x230
[   58.155649][  T587]  netif_set_promiscuity+0x4c/0xc0
[   58.155867][  T587]  dev_set_promiscuity+0x9d/0x150
[   58.156092][  T587]  hsr_add_port+0x48c/0xb60
[   58.156320][  T587]  ? hsr_port_exists+0x60/0x60
[   58.156543][  T587]  ? timer_init_key+0x10d/0x280
[   58.156767][  T587]  hsr_dev_finalize+0x6e8/0xc00
[   58.156992][  T587]  ? alloc_netdev_mqs+0xed0/0x1490
[   58.157236][  T587]  hsr_newlink+0x3b0/0x980
[   58.157458][  T587]  ? hsr_dellink+0x90/0x90
[   58.157680][  T587]  ? rtnl_create_link+0x169/0xf20
[   58.157899][  T587]  ? nla_strscpy+0xe3/0x180
[   58.158136][  T587]  rtnl_newlink_create+0x2da/0x780
[   58.158358][  T587]  ? rtnl_create_link+0xf20/0xf20
[   58.158578][  T587]  ? __dev_get_by_name+0x12/0x50
[   58.158800][  T587]  ? rtnl_dev_get+0xd7/0x170
[   58.159027][  T587]  __rtnl_newlink+0x22b/0xa50
[   58.159268][  T587]  rtnl_newlink+0x8d1/0xea0
[   58.159489][  T587]  ? lock_acquire.part.0+0xbc/0x260
[   58.159711][  T587]  ? __rtnl_newlink+0xa50/0xa50
[   58.159933][  T587]  ? mark_usage+0x61/0x170
[   58.160174][  T587]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.160398][  T587]  ? __rtnl_newlink+0xa50/0xa50
[   58.160620][  T587]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.160837][  T587]  ? validate_chain+0x38b/0xc20
[   58.161055][  T587]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.161288][  T587]  ? __lock_acquire+0x508/0xc10
[   58.161509][  T587]  ? lock_acquire.part.0+0xbc/0x260
[   58.161725][  T587]  ? find_held_lock+0x2b/0x80
[   58.161942][  T587]  netlink_rcv_skb+0x14e/0x3a0
[   58.162171][  T587]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.162395][  T587]  ? netlink_ack+0xcd0/0xcd0
[   58.162619][  T587]  ? netlink_deliver_tap+0xc5/0x330
[   58.162835][  T587]  ? netlink_deliver_tap+0x13c/0x330
[   58.163056][  T587]  netlink_unicast+0x486/0x750
[   58.163289][  T587]  ? netlink_attachskb+0x810/0x810
[   58.163507][  T587]  ? __lock_acquire+0x508/0xc10
[   58.163726][  T587]  netlink_sendmsg+0x735/0xc60
[   58.163949][  T587]  ? netlink_unicast+0x750/0x750
[   58.164182][  T587]  ? __might_fault+0x97/0x140
[   58.164406][  T587]  ____sys_sendmsg+0x419/0x850
[   58.164626][  T587]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.164844][  T587]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.165126][  T587]  ? move_addr_to_kernel+0x40/0x40
[   58.165344][  T587]  ? stack_depot_save_flags+0x367/0x770
[   58.165565][  T587]  ? validate_chain+0x38b/0xc20
[   58.165786][  T587]  ___sys_sendmsg+0x14e/0x1d0
[   58.166005][  T587]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.166294][  T587]  ? copy_msghdr_from_user+0x460/0x460
[   58.166534][  T587]  __sys_sendmsg+0x145/0x1f0
[   58.166753][  T587]  ? __sys_sendmsg_sock+0x20/0x20
[   58.166967][  T587]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.167258][  T587]  ? do_raw_spin_unlock+0x59/0x250
[   58.167482][  T587]  ? rcu_is_watching+0x15/0xd0
[   58.167702][  T587]  do_syscall_64+0x117/0xfc0
[   58.167919][  T587]  ? trace_hardirqs_off+0xd/0x30
[   58.168152][  T587]  ? exc_page_fault+0xee/0x100
[   58.168373][  T587]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.168649][  T587] RIP: 0033:0x7fed91b6c08e
[   58.168882][  T587] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.169674][  T587] RSP: 002b:00007ffe128269f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.170007][  T587] RAX: ffffffffffffffda RBX: 00007ffe128271a0 RCX: 00007fed91b6c08e
[   58.170350][  T587] RDX: 0000000000000000 RSI: 00007ffe12826aa0 RDI: 0000000000000005
[   58.170681][  T587] RBP: 00007ffe12826a00 R08: 0000000000000000 R09: 0000000000000000
[   58.171006][  T587] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   58.171353][  T587] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe12827170
[   58.171687][  T587]  </TASK>
[   58.171851][  T587] irq event stamp: 20345
[   58.172017][  T587] hardirqs last  enabled at (20353): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.172404][  T587] hardirqs last disabled at (20362): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.172784][  T587] softirqs last  enabled at (19724): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   58.173184][  T587] softirqs last disabled at (19719): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   58.173573][  T587] ---[ end trace 0000000000000000 ]---
[   58.174177][  T587] ------------[ cut here ]------------
[   58.174325][  T587] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/587
[   58.174564][  T587] CPU: 3 UID: 0 PID: 587 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.174847][  T587] Tainted: [W]=WARN
[   58.174953][  T587] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.175140][  T587] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.175320][  T587] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.175805][  T587] RSP: 0018:ffa0000001836f90 EFLAGS: 00010286
[   58.175976][  T587] RAX: 00000000ffffffa6 RBX: ff11000004e38040 RCX: 1ff4000000306db8
[   58.176209][  T587] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e380f8
[   58.176416][  T587] RBP: ff110000075b9000 R08: 1fe22000009c7020 R09: ff11000015958b80
[   58.176622][  T587] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   58.176825][  T587] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   58.177030][  T587] FS:  00007fed91932840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   58.177280][  T587] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.177453][  T587] CR2: 0000555faa067d5c CR3: 0000000013d62003 CR4: 0000000000771ef0
[   58.177659][  T587] PKRU: 55555554
[   58.177761][  T587] Call Trace:
[   58.177863][  T587]  <TASK>
[   58.177934][  T587]  ? rcu_is_watching+0x15/0xd0
[   58.178078][  T587]  rtnetlink_event+0xe0/0x1f0
[   58.178221][  T587]  notifier_call_chain+0xb0/0x320
[   58.178360][  T587]  __netdev_upper_dev_link+0x3a5/0x590
[   58.178499][  T587]  ? netdev_wait_allrefs_any+0x570/0x570
[   58.178637][  T587]  ? do_raw_spin_lock+0x131/0x280
[   58.178772][  T587]  ? find_held_lock+0x2b/0x80
[   58.178909][  T587]  netdev_master_upper_dev_link+0x86/0xb0
[   58.179044][  T587]  ? netdev_upper_dev_link+0xb0/0xb0
[   58.179195][  T587]  ? lockdep_rtnl_is_held+0x1a/0x20
[   58.179333][  T587]  ? hsr_port_get_hsr+0x9c/0x150
[   58.179470][  T587]  hsr_add_port+0x4eb/0xb60
[   58.179607][  T587]  ? hsr_port_exists+0x60/0x60
[   58.179744][  T587]  ? timer_init_key+0x10d/0x280
[   58.179882][  T587]  hsr_dev_finalize+0x6e8/0xc00
[   58.180021][  T587]  ? alloc_netdev_mqs+0xed0/0x1490
[   58.180170][  T587]  hsr_newlink+0x3b0/0x980
[   58.180306][  T587]  ? hsr_dellink+0x90/0x90
[   58.180440][  T587]  ? rtnl_create_link+0x169/0xf20
[   58.180578][  T587]  ? nla_strscpy+0xe3/0x180
[   58.180716][  T587]  rtnl_newlink_create+0x2da/0x780
[   58.180852][  T587]  ? rtnl_create_link+0xf20/0xf20
[   58.180989][  T587]  ? __dev_get_by_name+0x12/0x50
[   58.181137][  T587]  ? rtnl_dev_get+0xd7/0x170
[   58.181278][  T587]  __rtnl_newlink+0x22b/0xa50
[   58.181417][  T587]  rtnl_newlink+0x8d1/0xea0
[   58.181554][  T587]  ? lock_acquire.part.0+0xbc/0x260
[   58.181692][  T587]  ? __rtnl_newlink+0xa50/0xa50
[   58.181826][  T587]  ? mark_usage+0x61/0x170
[   58.181966][  T587]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.182114][  T587]  ? __rtnl_newlink+0xa50/0xa50
[   58.182249][  T587]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.182386][  T587]  ? validate_chain+0x38b/0xc20
[   58.182522][  T587]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.182657][  T587]  ? __lock_acquire+0x508/0xc10
[   58.182797][  T587]  ? lock_acquire.part.0+0xbc/0x260
[   58.182931][  T587]  ? find_held_lock+0x2b/0x80
[   58.183070][  T587]  netlink_rcv_skb+0x14e/0x3a0
[   58.183210][  T587]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.183346][  T587]  ? netlink_ack+0xcd0/0xcd0
[   58.183484][  T587]  ? netlink_deliver_tap+0xc5/0x330
[   58.183619][  T587]  ? netlink_deliver_tap+0x13c/0x330
[   58.183760][  T587]  netlink_unicast+0x486/0x750
[   58.183897][  T587]  ? netlink_attachskb+0x810/0x810
[   58.184032][  T587]  ? __lock_acquire+0x508/0xc10
[   58.184180][  T587]  netlink_sendmsg+0x735/0xc60
[   58.184320][  T587]  ? netlink_unicast+0x750/0x750
[   58.184457][  T587]  ? __might_fault+0x97/0x140
[   58.184603][  T587]  ____sys_sendmsg+0x419/0x850
[   58.184748][  T587]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.184887][  T587]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.185055][  T587]  ? move_addr_to_kernel+0x40/0x40
[   58.185203][  T587]  ? stack_depot_save_flags+0x367/0x770
[   58.185339][  T587]  ? validate_chain+0x38b/0xc20
[   58.185477][  T587]  ___sys_sendmsg+0x14e/0x1d0
[   58.185615][  T587]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.185784][  T587]  ? copy_msghdr_from_user+0x460/0x460
[   58.185932][  T587]  __sys_sendmsg+0x145/0x1f0
[   58.186071][  T587]  ? __sys_sendmsg_sock+0x20/0x20
[   58.186209][  T587]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.186380][  T587]  ? do_raw_spin_unlock+0x59/0x250
[   58.186518][  T587]  ? rcu_is_watching+0x15/0xd0
[   58.186661][  T587]  do_syscall_64+0x117/0xfc0
[   58.186797][  T587]  ? trace_hardirqs_off+0xd/0x30
[   58.186936][  T587]  ? exc_page_fault+0xee/0x100
[   58.187075][  T587]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.187247][  T587] RIP: 0033:0x7fed91b6c08e
[   58.187392][  T587] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.187877][  T587] RSP: 002b:00007ffe128269f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.188087][  T587] RAX: ffffffffffffffda RBX: 00007ffe128271a0 RCX: 00007fed91b6c08e
[   58.188300][  T587] RDX: 0000000000000000 RSI: 00007ffe12826aa0 RDI: 0000000000000005
[   58.188505][  T587] RBP: 00007ffe12826a00 R08: 0000000000000000 R09: 0000000000000000
[   58.188707][  T587] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   58.188911][  T587] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe12827170
[   58.189129][  T587]  </TASK>
[   58.189233][  T587] irq event stamp: 21331
[   58.189336][  T587] hardirqs last  enabled at (21339): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.189572][  T587] hardirqs last disabled at (21346): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.189812][  T587] softirqs last  enabled at (20616): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   58.190047][  T587] softirqs last disabled at (20611): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   58.190292][  T587] ---[ end trace 0000000000000000 ]---
[   58.190539][  T587] ------------[ cut here ]------------
[   58.190681][  T587] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/587
[   58.190918][  T587] CPU: 3 UID: 0 PID: 587 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.191211][  T587] Tainted: [W]=WARN
[   58.191318][  T587] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.191493][  T587] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.191671][  T587] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.192167][  T587] RSP: 0018:ffa0000001836f10 EFLAGS: 00010286
[   58.192339][  T587] RAX: 00000000ffffffa6 RBX: ff11000004e38900 RCX: 1ff4000000306da8
[   58.192545][  T587] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e389b8
[   58.192753][  T587] RBP: ff110000130c4000 R08: 1fe22000009c7138 R09: ff11000015958b80
[   58.192957][  T587] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   58.193172][  T587] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   58.193381][  T587] FS:  00007fed91932840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   58.193621][  T587] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.193795][  T587] CR2: 0000555faa067d5c CR3: 0000000013d62003 CR4: 0000000000771ef0
[   58.194000][  T587] PKRU: 55555554
[   58.194112][  T587] Call Trace:
[   58.194216][  T587]  <TASK>
[   58.194292][  T587]  ? rcu_is_watching+0x15/0xd0
[   58.194430][  T587]  rtnetlink_event+0xe0/0x1f0
[   58.194568][  T587]  notifier_call_chain+0xb0/0x320
[   58.194711][  T587]  netif_set_mtu_ext+0x354/0x5f0
[   58.194850][  T587]  ? dev_validate_mtu+0x180/0x180
[   58.194990][  T587]  ? __netdev_update_features+0x4b0/0xdf0
[   58.195142][  T587]  netif_set_mtu+0x85/0xe0
[   58.195281][  T587]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   58.195426][  T587]  dev_set_mtu+0x9d/0x150
[   58.195530][  T587]  ? dev_disable_lro+0x95/0x140
[   58.195667][  T587]  hsr_add_port+0x6e3/0xb60
[   58.195805][  T587]  ? hsr_port_exists+0x60/0x60
[   58.195943][  T587]  ? timer_init_key+0x10d/0x280
[   58.196088][  T587]  hsr_dev_finalize+0x6e8/0xc00
[   58.196235][  T587]  ? alloc_netdev_mqs+0xed0/0x1490
[   58.196372][  T587]  hsr_newlink+0x3b0/0x980
[   58.196511][  T587]  ? hsr_dellink+0x90/0x90
[   58.196650][  T587]  ? rtnl_create_link+0x169/0xf20
[   58.196787][  T587]  ? nla_strscpy+0xe3/0x180
[   58.196927][  T587]  rtnl_newlink_create+0x2da/0x780
[   58.197071][  T587]  ? rtnl_create_link+0xf20/0xf20
[   58.197213][  T587]  ? __dev_get_by_name+0x12/0x50
[   58.197352][  T587]  ? rtnl_dev_get+0xd7/0x170
[   58.197492][  T587]  __rtnl_newlink+0x22b/0xa50
[   58.197636][  T587]  rtnl_newlink+0x8d1/0xea0
[   58.197776][  T587]  ? lock_acquire.part.0+0xbc/0x260
[   58.197913][  T587]  ? __rtnl_newlink+0xa50/0xa50
[   58.198053][  T587]  ? mark_usage+0x61/0x170
[   58.198211][  T587]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.198354][  T587]  ? __rtnl_newlink+0xa50/0xa50
[   58.198494][  T587]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.198632][  T587]  ? validate_chain+0x38b/0xc20
[   58.198773][  T587]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.198912][  T587]  ? __lock_acquire+0x508/0xc10
[   58.199051][  T587]  ? lock_acquire.part.0+0xbc/0x260
[   58.199202][  T587]  ? find_held_lock+0x2b/0x80
[   58.199341][  T587]  netlink_rcv_skb+0x14e/0x3a0
[   58.199479][  T587]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.199617][  T587]  ? netlink_ack+0xcd0/0xcd0
[   58.199757][  T587]  ? netlink_deliver_tap+0xc5/0x330
[   58.199898][  T587]  ? netlink_deliver_tap+0x13c/0x330
[   58.200036][  T587]  netlink_unicast+0x486/0x750
[   58.200182][  T587]  ? netlink_attachskb+0x810/0x810
[   58.200323][  T587]  ? __lock_acquire+0x508/0xc10
[   58.200463][  T587]  netlink_sendmsg+0x735/0xc60
[   58.200601][  T587]  ? netlink_unicast+0x750/0x750
[   58.200741][  T587]  ? __might_fault+0x97/0x140
[   58.200885][  T587]  ____sys_sendmsg+0x419/0x850
[   58.201021][  T587]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.201175][  T587]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.201345][  T587]  ? move_addr_to_kernel+0x40/0x40
[   58.201483][  T587]  ? stack_depot_save_flags+0x367/0x770
[   58.201622][  T587]  ? validate_chain+0x38b/0xc20
[   58.201759][  T587]  ___sys_sendmsg+0x14e/0x1d0
[   58.201897][  T587]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.202074][  T587]  ? copy_msghdr_from_user+0x460/0x460
[   58.202225][  T587]  __sys_sendmsg+0x145/0x1f0
[   58.202365][  T587]  ? __sys_sendmsg_sock+0x20/0x20
[   58.202501][  T587]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.202673][  T587]  ? do_raw_spin_unlock+0x59/0x250
[   58.202811][  T587]  ? rcu_is_watching+0x15/0xd0
[   58.202952][  T587]  do_syscall_64+0x117/0xfc0
[   58.203104][  T587]  ? trace_hardirqs_off+0xd/0x30
[   58.203243][  T587]  ? exc_page_fault+0xee/0x100
[   58.203382][  T587]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.203556][  T587] RIP: 0033:0x7fed91b6c08e
[   58.203700][  T587] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.204202][  T587] RSP: 002b:00007ffe128269f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.204408][  T587] RAX: ffffffffffffffda RBX: 00007ffe128271a0 RCX: 00007fed91b6c08e
[   58.204613][  T587] RDX: 0000000000000000 RSI: 00007ffe12826aa0 RDI: 0000000000000005
[   58.204820][  T587] RBP: 00007ffe12826a00 R08: 0000000000000000 R09: 0000000000000000
[   58.205029][  T587] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   58.205250][  T587] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe12827170
[   58.205462][  T587]  </TASK>
[   58.205565][  T587] irq event stamp: 22215
[   58.205668][  T587] hardirqs last  enabled at (22223): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.205908][  T587] hardirqs last disabled at (22230): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.206159][  T587] softirqs last  enabled at (21414): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.206403][  T587] softirqs last disabled at (21412): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.206644][  T587] ---[ end trace 0000000000000000 ]---
[   58.206850][  T587] vethB: entered promiscuous mode
[   58.207051][  T587] ------------[ cut here ]------------
[   58.207200][  T587] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/587
[   58.207445][  T587] CPU: 3 UID: 0 PID: 587 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.207823][  T587] Tainted: [W]=WARN
[   58.207930][  T587] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.208112][  T587] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.208306][  T587] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.208911][  T587] RSP: 0018:ffa0000001836fb0 EFLAGS: 00010286
[   58.209090][  T587] RAX: 00000000ffffffa6 RBX: ff11000004e391c0 RCX: 1ff4000000306dbc
[   58.209307][  T587] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39278
[   58.209612][  T587] RBP: ff1100000ff94000 R08: 1fe22000009c7250 R09: ff11000015958b80
[   58.209819][  T587] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   58.210031][  T587] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff94000
[   58.210350][  T587] FS:  00007fed91932840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   58.210595][  T587] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.210867][  T587] CR2: 0000555faa067d5c CR3: 0000000013d62003 CR4: 0000000000771ef0
[   58.211082][  T587] PKRU: 55555554
[   58.211193][  T587] Call Trace:
[   58.211300][  T587]  <TASK>
[   58.211373][  T587]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   58.211610][  T587]  ? netlink_sendmsg+0x735/0xc60
[   58.211749][  T587]  rtmsg_ifinfo+0x5c/0xb0
[   58.211855][  T587]  __dev_notify_flags+0x1b8/0x280
[   58.211996][  T587]  ? netdev_info+0xe2/0x116
[   58.212244][  T587]  ? netdev_notice+0x120/0x120
[   58.212389][  T587]  ? netif_change_name+0x8c0/0x8c0
[   58.212533][  T587]  __dev_set_promiscuity+0x194/0x230
[   58.212674][  T587]  netif_set_promiscuity+0x4c/0xc0
[   58.212911][  T587]  dev_set_promiscuity+0x9d/0x150
[   58.213050][  T587]  hsr_add_port+0x48c/0xb60
[   58.213202][  T587]  ? hsr_port_exists+0x60/0x60
[   58.213344][  T587]  ? timer_init_key+0x10d/0x280
[   58.213586][  T587]  hsr_dev_finalize+0x727/0xc00
[   58.213725][  T587]  ? alloc_netdev_mqs+0xed0/0x1490
[   58.213863][  T587]  hsr_newlink+0x3b0/0x980
[   58.214002][  T587]  ? hsr_dellink+0x90/0x90
[   58.214245][  T587]  ? rtnl_create_link+0x169/0xf20
[   58.214385][  T587]  ? nla_strscpy+0xe3/0x180
[   58.214527][  T587]  rtnl_newlink_create+0x2da/0x780
[   58.214668][  T587]  ? rtnl_create_link+0xf20/0xf20
[   58.214906][  T587]  ? __dev_get_by_name+0x12/0x50
[   58.215049][  T587]  ? rtnl_dev_get+0xd7/0x170
[   58.215210][  T587]  __rtnl_newlink+0x22b/0xa50
[   58.215356][  T587]  rtnl_newlink+0x8d1/0xea0
[   58.215596][  T587]  ? lock_acquire.part.0+0xbc/0x260
[   58.215736][  T587]  ? __rtnl_newlink+0xa50/0xa50
[   58.215877][  T587]  ? mark_usage+0x61/0x170
[   58.216019][  T587]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.216273][  T587]  ? __rtnl_newlink+0xa50/0xa50
[   58.216415][  T587]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.216556][  T587]  ? validate_chain+0x38b/0xc20
[   58.216697][  T587]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.216932][  T587]  ? __lock_acquire+0x508/0xc10
[   58.217077][  T587]  ? lock_acquire.part.0+0xbc/0x260
[   58.217224][  T587]  ? find_held_lock+0x2b/0x80
[   58.217367][  T587]  netlink_rcv_skb+0x14e/0x3a0
[   58.217605][  T587]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.217745][  T587]  ? netlink_ack+0xcd0/0xcd0
[   58.217889][  T587]  ? netlink_deliver_tap+0xc5/0x330
[   58.218029][  T587]  ? netlink_deliver_tap+0x13c/0x330
[   58.218276][  T587]  netlink_unicast+0x486/0x750
[   58.218418][  T587]  ? netlink_attachskb+0x810/0x810
[   58.218558][  T587]  ? __lock_acquire+0x508/0xc10
[   58.218704][  T587]  netlink_sendmsg+0x735/0xc60
[   58.218943][  T587]  ? netlink_unicast+0x750/0x750
[   58.219093][  T587]  ? __might_fault+0x97/0x140
[   58.219243][  T587]  ____sys_sendmsg+0x419/0x850
[   58.219387][  T587]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.219625][  T587]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.219800][  T587]  ? move_addr_to_kernel+0x40/0x40
[   58.219944][  T587]  ? stack_depot_save_flags+0x367/0x770
[   58.220090][  T587]  ? validate_chain+0x38b/0xc20
[   58.220247][  T587]  ___sys_sendmsg+0x14e/0x1d0
[   58.220388][  T587]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.220563][  T587]  ? copy_msghdr_from_user+0x460/0x460
[   58.220808][  T587]  __sys_sendmsg+0x145/0x1f0
[   58.220950][  T587]  ? __sys_sendmsg_sock+0x20/0x20
[   58.221095][  T587]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.221281][  T587]  ? do_raw_spin_unlock+0x59/0x250
[   58.221519][  T587]  ? rcu_is_watching+0x15/0xd0
[   58.221661][  T587]  do_syscall_64+0x117/0xfc0
[   58.221801][  T587]  ? trace_hardirqs_off+0xd/0x30
[   58.221941][  T587]  ? exc_page_fault+0xee/0x100
[   58.222187][  T587]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.222364][  T587] RIP: 0033:0x7fed91b6c08e
[   58.222512][  T587] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.223120][  T587] RSP: 002b:00007ffe128269f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.223336][  T587] RAX: ffffffffffffffda RBX: 00007ffe128271a0 RCX: 00007fed91b6c08e
[   58.223649][  T587] RDX: 0000000000000000 RSI: 00007ffe12826aa0 RDI: 0000000000000005
[   58.223856][  T587] RBP: 00007ffe12826a00 R08: 0000000000000000 R09: 0000000000000000
[   58.224170][  T587] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   58.224382][  T587] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe12827170
[   58.224595][  T587]  </TASK>
[   58.224700][  T587] irq event stamp: 23139
[   58.224903][  T587] hardirqs last  enabled at (23147): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.225154][  T587] hardirqs last disabled at (23156): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.225494][  T587] softirqs last  enabled at (22328): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.225741][  T587] softirqs last disabled at (22326): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.225983][  T587] ---[ end trace 0000000000000000 ]---
[   58.226489][  T587] ------------[ cut here ]------------
[   58.226626][  T587] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/587
[   58.226861][  T587] CPU: 3 UID: 0 PID: 587 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.227248][  T587] Tainted: [W]=WARN
[   58.227352][  T587] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.227522][  T587] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.227795][  T587] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.228393][  T587] RSP: 0018:ffa0000001836f90 EFLAGS: 00010286
[   58.228561][  T587] RAX: 00000000ffffffa6 RBX: ff110000049a2900 RCX: 1ff4000000306db8
[   58.228765][  T587] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a29b8
[   58.229068][  T587] RBP: ff1100000ff94000 R08: 1fe2200000934538 R09: ff11000015958b80
[   58.229280][  T587] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   58.229485][  T587] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   58.229784][  T587] FS:  00007fed91932840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   58.230022][  T587] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.230209][  T587] CR2: 0000555faa067d5c CR3: 0000000013d62003 CR4: 0000000000771ef0
[   58.230415][  T587] PKRU: 55555554
[   58.230517][  T587] Call Trace:
[   58.230619][  T587]  <TASK>
[   58.230689][  T587]  ? rcu_is_watching+0x15/0xd0
[   58.230919][  T587]  rtnetlink_event+0xe0/0x1f0
[   58.231055][  T587]  notifier_call_chain+0xb0/0x320
[   58.231207][  T587]  __netdev_upper_dev_link+0x3a5/0x590
[   58.231349][  T587]  ? netdev_wait_allrefs_any+0x570/0x570
[   58.231583][  T587]  ? do_raw_spin_lock+0x131/0x280
[   58.231721][  T587]  ? find_held_lock+0x2b/0x80
[   58.231860][  T587]  netdev_master_upper_dev_link+0x86/0xb0
[   58.231998][  T587]  ? netdev_upper_dev_link+0xb0/0xb0
[   58.232238][  T587]  ? lockdep_rtnl_is_held+0x1a/0x20
[   58.232380][  T587]  ? hsr_port_get_hsr+0x9c/0x150
[   58.232518][  T587]  hsr_add_port+0x4eb/0xb60
[   58.232656][  T587]  ? hsr_port_exists+0x60/0x60
[   58.232886][  T587]  ? timer_init_key+0x10d/0x280
[   58.233024][  T587]  hsr_dev_finalize+0x727/0xc00
[   58.233173][  T587]  ? alloc_netdev_mqs+0xed0/0x1490
[   58.233311][  T587]  hsr_newlink+0x3b0/0x980
[   58.233540][  T587]  ? hsr_dellink+0x90/0x90
[   58.233678][  T587]  ? rtnl_create_link+0x169/0xf20
[   58.233813][  T587]  ? nla_strscpy+0xe3/0x180
[   58.233951][  T587]  rtnl_newlink_create+0x2da/0x780
[   58.234194][  T587]  ? rtnl_create_link+0xf20/0xf20
[   58.234330][  T587]  ? __dev_get_by_name+0x12/0x50
[   58.234467][  T587]  ? rtnl_dev_get+0xd7/0x170
[   58.234607][  T587]  __rtnl_newlink+0x22b/0xa50
[   58.234837][  T587]  rtnl_newlink+0x8d1/0xea0
[   58.234991][  T587]  ? lock_acquire.part.0+0xbc/0x260
[   58.235140][  T587]  ? __rtnl_newlink+0xa50/0xa50
[   58.235274][  T587]  ? mark_usage+0x61/0x170
[   58.235503][  T587]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.235640][  T587]  ? __rtnl_newlink+0xa50/0xa50
[   58.235775][  T587]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.235911][  T587]  ? validate_chain+0x38b/0xc20
[   58.236144][  T587]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.236284][  T587]  ? __lock_acquire+0x508/0xc10
[   58.236421][  T587]  ? lock_acquire.part.0+0xbc/0x260
[   58.236555][  T587]  ? find_held_lock+0x2b/0x80
[   58.236782][  T587]  netlink_rcv_skb+0x14e/0x3a0
[   58.236917][  T587]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.237054][  T587]  ? netlink_ack+0xcd0/0xcd0
[   58.237296][  T587]  ? netlink_deliver_tap+0xc5/0x330
[   58.237431][  T587]  ? netlink_deliver_tap+0x13c/0x330
[   58.237572][  T587]  netlink_unicast+0x486/0x750
[   58.237709][  T587]  ? netlink_attachskb+0x810/0x810
[   58.237846][  T587]  ? __lock_acquire+0x508/0xc10
[   58.238078][  T587]  netlink_sendmsg+0x735/0xc60
[   58.238219][  T587]  ? netlink_unicast+0x750/0x750
[   58.238356][  T587]  ? __might_fault+0x97/0x140
[   58.238493][  T587]  ____sys_sendmsg+0x419/0x850
[   58.238727][  T587]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.238862][  T587]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.239030][  T587]  ? move_addr_to_kernel+0x40/0x40
[   58.239275][  T587]  ? stack_depot_save_flags+0x367/0x770
[   58.239413][  T587]  ? validate_chain+0x38b/0xc20
[   58.239551][  T587]  ___sys_sendmsg+0x14e/0x1d0
[   58.239687][  T587]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.239948][  T587]  ? copy_msghdr_from_user+0x460/0x460
[   58.240105][  T587]  __sys_sendmsg+0x145/0x1f0
[   58.240241][  T587]  ? __sys_sendmsg_sock+0x20/0x20
[   58.240375][  T587]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.240640][  T587]  ? do_raw_spin_unlock+0x59/0x250
[   58.240777][  T587]  ? rcu_is_watching+0x15/0xd0
[   58.240914][  T587]  do_syscall_64+0x117/0xfc0
[   58.241053][  T587]  ? trace_hardirqs_off+0xd/0x30
[   58.241199][  T587]  ? exc_page_fault+0xee/0x100
[   58.241341][  T587]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.241511][  T587] RIP: 0033:0x7fed91b6c08e
[   58.241653][  T587] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.242247][  T587] RSP: 002b:00007ffe128269f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.242548][  T587] RAX: ffffffffffffffda RBX: 00007ffe128271a0 RCX: 00007fed91b6c08e
[   58.242754][  T587] RDX: 0000000000000000 RSI: 00007ffe12826aa0 RDI: 0000000000000005
[   58.242959][  T587] RBP: 00007ffe12826a00 R08: 0000000000000000 R09: 0000000000000000
[   58.243288][  T587] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   58.243495][  T587] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe12827170
[   58.243901][  T587]  </TASK>
[   58.244006][  T587] irq event stamp: 24109
[   58.244148][  T587] hardirqs last  enabled at (24119): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.244420][  T587] hardirqs last disabled at (24126): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.244900][  T587] softirqs last  enabled at (23700): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   58.245149][  T587] softirqs last disabled at (23695): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   58.245483][  T587] ---[ end trace 0000000000000000 ]---
[   58.245846][  T587] ------------[ cut here ]------------
[   58.245985][  T587] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/587
[   58.246291][  T587] CPU: 3 UID: 0 PID: 587 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.246562][  T587] Tainted: [W]=WARN
[   58.246664][  T587] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.246927][  T587] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.247111][  T587] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.247676][  T587] RSP: 0018:ffa00000018371a0 EFLAGS: 00010286
[   58.247843][  T587] RAX: 00000000ffffffa6 RBX: ff110000049a2c80 RCX: 1ff4000000306dfa
[   58.248143][  T587] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a2d38
[   58.248341][  T587] RBP: ff110000130c4000 R08: 1fe22000009345a8 R09: ff11000015958b80
[   58.248540][  T587] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   58.248827][  T587] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   58.249031][  T587] FS:  00007fed91932840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   58.249367][  T587] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.249535][  T587] CR2: 0000555faa067d5c CR3: 0000000013d62003 CR4: 0000000000771ef0
[   58.249735][  T587] PKRU: 55555554
[   58.249835][  T587] Call Trace:
[   58.250029][  T587]  <TASK>
[   58.250113][  T587]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   58.250247][  T587]  rtmsg_ifinfo+0x5c/0xb0
[   58.250349][  T587]  __dev_notify_flags+0x1b8/0x280
[   58.250485][  T587]  ? netif_change_name+0x8c0/0x8c0
[   58.250707][  T587]  ? hsr_dev_finalize+0x925/0xc00
[   58.250843][  T587]  ? alloc_netdev_mqs+0xed0/0x1490
[   58.250976][  T587]  ? hsr_newlink+0x3b0/0x980
[   58.251125][  T587]  ? hsr_dellink+0x90/0x90
[   58.251263][  T587]  rtnl_configure_link+0x1ac/0x390
[   58.251395][  T587]  ? nla_strscpy+0xe3/0x180
[   58.251529][  T587]  rtnl_newlink_create+0x353/0x780
[   58.251663][  T587]  ? rtnl_create_link+0xf20/0xf20
[   58.251886][  T587]  ? __dev_get_by_name+0x12/0x50
[   58.252018][  T587]  ? rtnl_dev_get+0xd7/0x170
[   58.252164][  T587]  __rtnl_newlink+0x22b/0xa50
[   58.252304][  T587]  rtnl_newlink+0x8d1/0xea0
[   58.252528][  T587]  ? lock_acquire.part.0+0xbc/0x260
[   58.252660][  T587]  ? __rtnl_newlink+0xa50/0xa50
[   58.252792][  T587]  ? mark_usage+0x61/0x170
[   58.252927][  T587]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.253161][  T587]  ? __rtnl_newlink+0xa50/0xa50
[   58.253296][  T587]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.253429][  T587]  ? validate_chain+0x38b/0xc20
[   58.253562][  T587]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.253783][  T587]  ? __lock_acquire+0x508/0xc10
[   58.253918][  T587]  ? lock_acquire.part.0+0xbc/0x260
[   58.254049][  T587]  ? find_held_lock+0x2b/0x80
[   58.254285][  T587]  netlink_rcv_skb+0x14e/0x3a0
[   58.254420][  T587]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.254557][  T587]  ? netlink_ack+0xcd0/0xcd0
[   58.254696][  T587]  ? netlink_deliver_tap+0xc5/0x330
[   58.254828][  T587]  ? netlink_deliver_tap+0x13c/0x330
[   58.255052][  T587]  netlink_unicast+0x486/0x750
[   58.255196][  T587]  ? netlink_attachskb+0x810/0x810
[   58.255330][  T587]  ? __lock_acquire+0x508/0xc10
[   58.255464][  T587]  netlink_sendmsg+0x735/0xc60
[   58.255687][  T587]  ? netlink_unicast+0x750/0x750
[   58.255821][  T587]  ? __might_fault+0x97/0x140
[   58.255960][  T587]  ____sys_sendmsg+0x419/0x850
[   58.256104][  T587]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.256239][  T587]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.256401][  T587]  ? move_addr_to_kernel+0x40/0x40
[   58.256534][  T587]  ? stack_depot_save_flags+0x367/0x770
[   58.256756][  T587]  ? validate_chain+0x38b/0xc20
[   58.256891][  T587]  ___sys_sendmsg+0x14e/0x1d0
[   58.257026][  T587]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.257204][  T587]  ? copy_msghdr_from_user+0x460/0x460
[   58.257437][  T587]  __sys_sendmsg+0x145/0x1f0
[   58.257570][  T587]  ? __sys_sendmsg_sock+0x20/0x20
[   58.257700][  T587]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.257868][  T587]  ? do_raw_spin_unlock+0x59/0x250
[   58.258093][  T587]  ? rcu_is_watching+0x15/0xd0
[   58.258237][  T587]  do_syscall_64+0x117/0xfc0
[   58.258371][  T587]  ? trace_hardirqs_off+0xd/0x30
[   58.258503][  T587]  ? exc_page_fault+0xee/0x100
[   58.258723][  T587]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.258885][  T587] RIP: 0033:0x7fed91b6c08e
[   58.259024][  T587] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.259597][  T587] RSP: 002b:00007ffe128269f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.259794][  T587] RAX: ffffffffffffffda RBX: 00007ffe128271a0 RCX: 00007fed91b6c08e
[   58.260089][  T587] RDX: 0000000000000000 RSI: 00007ffe12826aa0 RDI: 0000000000000005
[   58.260295][  T587] RBP: 00007ffe12826a00 R08: 0000000000000000 R09: 0000000000000000
[   58.260584][  T587] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   58.260782][  T587] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe12827170
[   58.260986][  T587]  </TASK>
[   58.261185][  T587] irq event stamp: 24963
[   58.261287][  T587] hardirqs last  enabled at (24971): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.261518][  T587] hardirqs last disabled at (24978): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.261833][  T587] softirqs last  enabled at (24230): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.262066][  T587] softirqs last disabled at (24228): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.262386][  T587] ---[ end trace 0000000000000000 ]---
[   58.311249][  T588] vethA: entered promiscuous mode
[   58.311591][  T588] ------------[ cut here ]------------
[   58.311806][  T588] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/588
[   58.312215][  T588] CPU: 0 UID: 0 PID: 588 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.312664][  T588] Tainted: [W]=WARN
[   58.312835][  T588] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.313129][  T588] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.313417][  T588] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.314211][  T588] RSP: 0018:ffa0000001846fb0 EFLAGS: 00010286
[   58.314496][  T588] RAX: 00000000ffffffa6 RBX: ff110000050bae40 RCX: 1ff4000000308dbc
[   58.314824][  T588] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000050baef8
[   58.315157][  T588] RBP: ff1100000207c000 R08: 1fe2200000a175e0 R09: ff11000013032e80
[   58.315481][  T588] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   58.315807][  T588] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000207c000
[   58.316157][  T588] FS:  00007fad1abb0840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   58.316541][  T588] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.316820][  T588] CR2: 00007fad1ae801a0 CR3: 0000000004e6b006 CR4: 0000000000771ef0
[   58.317170][  T588] PKRU: 55555554
[   58.317338][  T588] Call Trace:
[   58.317505][  T588]  <TASK>
[   58.317625][  T588]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   58.317851][  T588]  ? netlink_sendmsg+0x735/0xc60
[   58.318080][  T588]  rtmsg_ifinfo+0x5c/0xb0
[   58.318262][  T588]  __dev_notify_flags+0x1b8/0x280
[   58.318486][  T588]  ? netdev_info+0xe2/0x116
[   58.318710][  T588]  ? netdev_notice+0x120/0x120
[   58.318936][  T588]  ? netif_change_name+0x8c0/0x8c0
[   58.319185][  T588]  __dev_set_promiscuity+0x194/0x230
[   58.319408][  T588]  netif_set_promiscuity+0x4c/0xc0
[   58.319626][  T588]  dev_set_promiscuity+0x9d/0x150
[   58.319850][  T588]  hsr_add_port+0x48c/0xb60
[   58.320085][  T588]  ? hsr_port_exists+0x60/0x60
[   58.320317][  T588]  ? timer_init_key+0x10d/0x280
[   58.320541][  T588]  hsr_dev_finalize+0x6e8/0xc00
[   58.320769][  T588]  ? alloc_netdev_mqs+0xed0/0x1490
[   58.320984][  T588]  hsr_newlink+0x3b0/0x980
[   58.321220][  T588]  ? hsr_dellink+0x90/0x90
[   58.321440][  T588]  ? rtnl_create_link+0x169/0xf20
[   58.321662][  T588]  ? nla_strscpy+0xe3/0x180
[   58.321885][  T588]  rtnl_newlink_create+0x2da/0x780
[   58.322117][  T588]  ? rtnl_create_link+0xf20/0xf20
[   58.322340][  T588]  ? __dev_get_by_name+0x12/0x50
[   58.322559][  T588]  ? rtnl_dev_get+0xd7/0x170
[   58.322786][  T588]  __rtnl_newlink+0x22b/0xa50
[   58.323016][  T588]  rtnl_newlink+0x8d1/0xea0
[   58.323251][  T588]  ? lock_acquire.part.0+0xbc/0x260
[   58.323469][  T588]  ? __rtnl_newlink+0xa50/0xa50
[   58.323691][  T588]  ? mark_usage+0x61/0x170
[   58.323921][  T588]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.324163][  T588]  ? __rtnl_newlink+0xa50/0xa50
[   58.324384][  T588]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.324604][  T588]  ? validate_chain+0x38b/0xc20
[   58.324820][  T588]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.325033][  T588]  ? __lock_acquire+0x508/0xc10
[   58.325274][  T588]  ? lock_acquire.part.0+0xbc/0x260
[   58.325495][  T588]  ? find_held_lock+0x2b/0x80
[   58.325720][  T588]  netlink_rcv_skb+0x14e/0x3a0
[   58.325943][  T588]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.326175][  T588]  ? netlink_ack+0xcd0/0xcd0
[   58.326397][  T588]  ? netlink_deliver_tap+0xc5/0x330
[   58.326617][  T588]  ? netlink_deliver_tap+0x13c/0x330
[   58.326839][  T588]  netlink_unicast+0x486/0x750
[   58.327055][  T588]  ? netlink_attachskb+0x810/0x810
[   58.327289][  T588]  ? __lock_acquire+0x508/0xc10
[   58.327507][  T588]  netlink_sendmsg+0x735/0xc60
[   58.327729][  T588]  ? netlink_unicast+0x750/0x750
[   58.327947][  T588]  ? __might_fault+0x97/0x140
[   58.328185][  T588]  ____sys_sendmsg+0x419/0x850
[   58.328409][  T588]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.328630][  T588]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.328896][  T588]  ? move_addr_to_kernel+0x40/0x40
[   58.329133][  T588]  ? stack_depot_save_flags+0x367/0x770
[   58.329359][  T588]  ? validate_chain+0x38b/0xc20
[   58.329580][  T588]  ___sys_sendmsg+0x14e/0x1d0
[   58.329801][  T588]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.330074][  T588]  ? copy_msghdr_from_user+0x460/0x460
[   58.330315][  T588]  __sys_sendmsg+0x145/0x1f0
[   58.330537][  T588]  ? __sys_sendmsg_sock+0x20/0x20
[   58.330756][  T588]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.331044][  T588]  ? do_raw_spin_unlock+0x59/0x250
[   58.331280][  T588]  ? rcu_is_watching+0x15/0xd0
[   58.331508][  T588]  do_syscall_64+0x117/0xfc0
[   58.331732][  T588]  ? trace_hardirqs_off+0xd/0x30
[   58.331955][  T588]  ? exc_page_fault+0xee/0x100
[   58.332190][  T588]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.332469][  T588] RIP: 0033:0x7fad1adea08e
[   58.332706][  T588] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.333500][  T588] RSP: 002b:00007ffe99933860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.333840][  T588] RAX: ffffffffffffffda RBX: 00007ffe99934010 RCX: 00007fad1adea08e
[   58.334188][  T588] RDX: 0000000000000000 RSI: 00007ffe99933910 RDI: 0000000000000005
[   58.334523][  T588] RBP: 00007ffe99933870 R08: 0000000000000000 R09: 0000000000000000
[   58.334855][  T588] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   58.335195][  T588] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe99933fe0
[   58.335543][  T588]  </TASK>
[   58.335712][  T588] irq event stamp: 23275
[   58.335880][  T588] hardirqs last  enabled at (23283): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.336277][  T588] hardirqs last disabled at (23292): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.336653][  T588] softirqs last  enabled at (22456): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.337022][  T588] softirqs last disabled at (22454): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.337417][  T588] ---[ end trace 0000000000000000 ]---
[   58.348509][  T588] ------------[ cut here ]------------
[   58.348737][  T588] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/588
[   58.349116][  T588] CPU: 0 UID: 0 PID: 588 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.349549][  T588] Tainted: [W]=WARN
[   58.349711][  T588] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.349981][  T588] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.350278][  T588] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.351026][  T588] RSP: 0018:ffa0000001846f90 EFLAGS: 00010286
[   58.351322][  T588] RAX: 00000000ffffffa6 RBX: ff110000050bb000 RCX: 1ff4000000308db8
[   58.351636][  T588] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000050bb0b8
[   58.351958][  T588] RBP: ff1100000207c000 R08: 1fe2200000a17618 R09: ff11000013032e80
[   58.352296][  T588] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   58.352620][  T588] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   58.352945][  T588] FS:  00007fad1abb0840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   58.353334][  T588] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.353598][  T588] CR2: 00007fad1ae801a0 CR3: 0000000004e6b006 CR4: 0000000000771ef0
[   58.353913][  T588] PKRU: 55555554
[   58.354081][  T588] Call Trace:
[   58.354254][  T588]  <TASK>
[   58.354370][  T588]  ? rcu_is_watching+0x15/0xd0
[   58.354590][  T588]  rtnetlink_event+0xe0/0x1f0
[   58.354811][  T588]  notifier_call_chain+0xb0/0x320
[   58.355025][  T588]  __netdev_upper_dev_link+0x3a5/0x590
[   58.355257][  T588]  ? netdev_wait_allrefs_any+0x570/0x570
[   58.355464][  T588]  ? do_raw_spin_lock+0x131/0x280
[   58.355681][  T588]  ? find_held_lock+0x2b/0x80
[   58.355892][  T588]  netdev_master_upper_dev_link+0x86/0xb0
[   58.356119][  T588]  ? netdev_upper_dev_link+0xb0/0xb0
[   58.356337][  T588]  ? lockdep_rtnl_is_held+0x1a/0x20
[   58.356545][  T588]  ? hsr_port_get_hsr+0x9c/0x150
[   58.356762][  T588]  hsr_add_port+0x4eb/0xb60
[   58.356976][  T588]  ? hsr_port_exists+0x60/0x60
[   58.357204][  T588]  ? timer_init_key+0x10d/0x280
[   58.357426][  T588]  hsr_dev_finalize+0x6e8/0xc00
[   58.357642][  T588]  ? alloc_netdev_mqs+0xed0/0x1490
[   58.357857][  T588]  hsr_newlink+0x3b0/0x980
[   58.358080][  T588]  ? hsr_dellink+0x90/0x90
[   58.358305][  T588]  ? rtnl_create_link+0x169/0xf20
[   58.358517][  T588]  ? nla_strscpy+0xe3/0x180
[   58.358738][  T588]  rtnl_newlink_create+0x2da/0x780
[   58.358954][  T588]  ? rtnl_create_link+0xf20/0xf20
[   58.359182][  T588]  ? __dev_get_by_name+0x12/0x50
[   58.359400][  T588]  ? rtnl_dev_get+0xd7/0x170
[   58.359623][  T588]  __rtnl_newlink+0x22b/0xa50
[   58.359846][  T588]  rtnl_newlink+0x8d1/0xea0
[   58.360116][  T588]  ? lock_acquire.part.0+0xbc/0x260
[   58.360336][  T588]  ? __rtnl_newlink+0xa50/0xa50
[   58.360550][  T588]  ? mark_usage+0x61/0x170
[   58.360769][  T588]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.360989][  T588]  ? __rtnl_newlink+0xa50/0xa50
[   58.361218][  T588]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.361432][  T588]  ? validate_chain+0x38b/0xc20
[   58.361646][  T588]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.361867][  T588]  ? __lock_acquire+0x508/0xc10
[   58.362118][  T588]  ? lock_acquire.part.0+0xbc/0x260
[   58.362340][  T588]  ? find_held_lock+0x2b/0x80
[   58.362558][  T588]  netlink_rcv_skb+0x14e/0x3a0
[   58.362775][  T588]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.362991][  T588]  ? netlink_ack+0xcd0/0xcd0
[   58.363230][  T588]  ? netlink_deliver_tap+0xc5/0x330
[   58.363469][  T588]  ? netlink_deliver_tap+0x13c/0x330
[   58.363686][  T588]  netlink_unicast+0x486/0x750
[   58.363906][  T588]  ? netlink_attachskb+0x810/0x810
[   58.364143][  T588]  ? __lock_acquire+0x508/0xc10
[   58.364361][  T588]  netlink_sendmsg+0x735/0xc60
[   58.364575][  T588]  ? netlink_unicast+0x750/0x750
[   58.364789][  T588]  ? __might_fault+0x97/0x140
[   58.365011][  T588]  ____sys_sendmsg+0x419/0x850
[   58.365240][  T588]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.365457][  T588]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.365718][  T588]  ? move_addr_to_kernel+0x40/0x40
[   58.365939][  T588]  ? stack_depot_save_flags+0x367/0x770
[   58.366177][  T588]  ? validate_chain+0x38b/0xc20
[   58.366399][  T588]  ___sys_sendmsg+0x14e/0x1d0
[   58.366618][  T588]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.366883][  T588]  ? copy_msghdr_from_user+0x460/0x460
[   58.367130][  T588]  __sys_sendmsg+0x145/0x1f0
[   58.367349][  T588]  ? __sys_sendmsg_sock+0x20/0x20
[   58.367560][  T588]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.367837][  T588]  ? do_raw_spin_unlock+0x59/0x250
[   58.368051][  T588]  ? rcu_is_watching+0x15/0xd0
[   58.368280][  T588]  do_syscall_64+0x117/0xfc0
[   58.368500][  T588]  ? trace_hardirqs_off+0xd/0x30
[   58.368722][  T588]  ? exc_page_fault+0xee/0x100
[   58.368953][  T588]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.369237][  T588] RIP: 0033:0x7fad1adea08e
[   58.369464][  T588] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.370243][  T588] RSP: 002b:00007ffe99933860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.370575][  T588] RAX: ffffffffffffffda RBX: 00007ffe99934010 RCX: 00007fad1adea08e
[   58.370893][  T588] RDX: 0000000000000000 RSI: 00007ffe99933910 RDI: 0000000000000005
[   58.371228][  T588] RBP: 00007ffe99933870 R08: 0000000000000000 R09: 0000000000000000
[   58.371551][  T588] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   58.371874][  T588] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe99933fe0
[   58.372216][  T588]  </TASK>
[   58.372375][  T588] irq event stamp: 31035
[   58.372524][  T588] hardirqs last  enabled at (31043): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.372887][  T588] hardirqs last disabled at (31050): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.373278][  T588] softirqs last  enabled at (30208): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.373653][  T588] softirqs last disabled at (30206): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.374030][  T588] ---[ end trace 0000000000000000 ]---
[   58.374430][  T588] ------------[ cut here ]------------
[   58.374648][  T588] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/588
[   58.375019][  T588] CPU: 0 UID: 0 PID: 588 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.375485][  T588] Tainted: [W]=WARN
[   58.375653][  T588] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.375923][  T588] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.376216][  T588] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.377005][  T588] RSP: 0018:ffa0000001846f10 EFLAGS: 00010286
[   58.377313][  T588] RAX: 00000000ffffffa6 RBX: ff110000050bb1c0 RCX: 1ff4000000308da8
[   58.377639][  T588] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000050bb278
[   58.377960][  T588] RBP: ff11000015cac000 R08: 1fe2200000a17650 R09: ff11000013032e80
[   58.378283][  T588] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   58.378589][  T588] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   58.378889][  T588] FS:  00007fad1abb0840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   58.379260][  T588] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.379516][  T588] CR2: 00007fad1ae801a0 CR3: 0000000004e6b006 CR4: 0000000000771ef0
[   58.379822][  T588] PKRU: 55555554
[   58.379973][  T588] Call Trace:
[   58.380138][  T588]  <TASK>
[   58.380244][  T588]  ? rcu_is_watching+0x15/0xd0
[   58.380447][  T588]  rtnetlink_event+0xe0/0x1f0
[   58.380650][  T588]  notifier_call_chain+0xb0/0x320
[   58.380853][  T588]  netif_set_mtu_ext+0x354/0x5f0
[   58.381052][  T588]  ? dev_validate_mtu+0x180/0x180
[   58.381273][  T588]  ? __netdev_update_features+0x4b0/0xdf0
[   58.381483][  T588]  netif_set_mtu+0x85/0xe0
[   58.381683][  T588]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   58.381917][  T588]  dev_set_mtu+0x9d/0x150
[   58.382075][  T588]  ? dev_disable_lro+0x95/0x140
[   58.382285][  T588]  hsr_add_port+0x6e3/0xb60
[   58.382488][  T588]  ? hsr_port_exists+0x60/0x60
[   58.382690][  T588]  ? timer_init_key+0x10d/0x280
[   58.382893][  T588]  hsr_dev_finalize+0x6e8/0xc00
[   58.383140][  T588]  ? alloc_netdev_mqs+0xed0/0x1490
[   58.383342][  T588]  hsr_newlink+0x3b0/0x980
[   58.383544][  T588]  ? hsr_dellink+0x90/0x90
[   58.383742][  T588]  ? rtnl_create_link+0x169/0xf20
[   58.383941][  T588]  ? nla_strscpy+0xe3/0x180
[   58.384170][  T588]  rtnl_newlink_create+0x2da/0x780
[   58.384377][  T588]  ? rtnl_create_link+0xf20/0xf20
[   58.384577][  T588]  ? __dev_get_by_name+0x12/0x50
[   58.384781][  T588]  ? rtnl_dev_get+0xd7/0x170
[   58.384989][  T588]  __rtnl_newlink+0x22b/0xa50
[   58.385210][  T588]  rtnl_newlink+0x8d1/0xea0
[   58.385425][  T588]  ? lock_acquire.part.0+0xbc/0x260
[   58.385624][  T588]  ? __rtnl_newlink+0xa50/0xa50
[   58.385822][  T588]  ? mark_usage+0x61/0x170
[   58.386027][  T588]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.386242][  T588]  ? __rtnl_newlink+0xa50/0xa50
[   58.386449][  T588]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.386652][  T588]  ? validate_chain+0x38b/0xc20
[   58.386850][  T588]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.387048][  T588]  ? __lock_acquire+0x508/0xc10
[   58.387264][  T588]  ? lock_acquire.part.0+0xbc/0x260
[   58.387485][  T588]  ? find_held_lock+0x2b/0x80
[   58.387690][  T588]  netlink_rcv_skb+0x14e/0x3a0
[   58.387891][  T588]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.388107][  T588]  ? netlink_ack+0xcd0/0xcd0
[   58.388314][  T588]  ? netlink_deliver_tap+0xc5/0x330
[   58.388514][  T588]  ? netlink_deliver_tap+0x13c/0x330
[   58.388713][  T588]  netlink_unicast+0x486/0x750
[   58.388913][  T588]  ? netlink_attachskb+0x810/0x810
[   58.389124][  T588]  ? __lock_acquire+0x508/0xc10
[   58.389329][  T588]  netlink_sendmsg+0x735/0xc60
[   58.389535][  T588]  ? netlink_unicast+0x750/0x750
[   58.389737][  T588]  ? __might_fault+0x97/0x140
[   58.389943][  T588]  ____sys_sendmsg+0x419/0x850
[   58.390158][  T588]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.390360][  T588]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.390605][  T588]  ? move_addr_to_kernel+0x40/0x40
[   58.390799][  T588]  ? stack_depot_save_flags+0x367/0x770
[   58.390994][  T588]  ? validate_chain+0x38b/0xc20
[   58.391201][  T588]  ___sys_sendmsg+0x14e/0x1d0
[   58.391391][  T588]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.391667][  T588]  ? copy_msghdr_from_user+0x460/0x460
[   58.391884][  T588]  __sys_sendmsg+0x145/0x1f0
[   58.392114][  T588]  ? __sys_sendmsg_sock+0x20/0x20
[   58.392341][  T588]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.392630][  T588]  ? do_raw_spin_unlock+0x59/0x250
[   58.392850][  T588]  ? rcu_is_watching+0x15/0xd0
[   58.393056][  T588]  do_syscall_64+0x117/0xfc0
[   58.393282][  T588]  ? trace_hardirqs_off+0xd/0x30
[   58.393495][  T588]  ? exc_page_fault+0xee/0x100
[   58.393714][  T588]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.393989][  T588] RIP: 0033:0x7fad1adea08e
[   58.394242][  T588] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.395054][  T588] RSP: 002b:00007ffe99933860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.395391][  T588] RAX: ffffffffffffffda RBX: 00007ffe99934010 RCX: 00007fad1adea08e
[   58.395709][  T588] RDX: 0000000000000000 RSI: 00007ffe99933910 RDI: 0000000000000005
[   58.396046][  T588] RBP: 00007ffe99933870 R08: 0000000000000000 R09: 0000000000000000
[   58.396402][  T588] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   58.396747][  T588] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe99933fe0
[   58.397108][  T588]  </TASK>
[   58.397286][  T588] irq event stamp: 31937
[   58.397453][  T588] hardirqs last  enabled at (31945): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.397826][  T588] hardirqs last disabled at (31952): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.398217][  T588] softirqs last  enabled at (31120): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.398614][  T588] softirqs last disabled at (31118): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.399009][  T588] ---[ end trace 0000000000000000 ]---
[   58.399348][  T588] vethB: entered promiscuous mode
[   58.399651][  T588] ------------[ cut here ]------------
[   58.399863][  T588] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/588
[   58.400259][  T588] CPU: 0 UID: 0 PID: 588 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.400728][  T588] Tainted: [W]=WARN
[   58.400905][  T588] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.401212][  T588] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.401498][  T588] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.402322][  T588] RSP: 0018:ffa0000001846fb0 EFLAGS: 00010286
[   58.402612][  T588] RAX: 00000000ffffffa6 RBX: ff110000050bb380 RCX: 1ff4000000308dbc
[   58.402948][  T588] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000050bb438
[   58.403302][  T588] RBP: ff11000015894000 R08: 1fe2200000a17688 R09: ff11000013032e80
[   58.403636][  T588] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   58.403980][  T588] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015894000
[   58.404305][  T588] FS:  00007fad1abb0840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   58.404667][  T588] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.404935][  T588] CR2: 00007fad1ae801a0 CR3: 0000000004e6b006 CR4: 0000000000771ef0
[   58.405264][  T588] PKRU: 55555554
[   58.405427][  T588] Call Trace:
[   58.405590][  T588]  <TASK>
[   58.405701][  T588]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   58.405923][  T588]  ? netlink_sendmsg+0x735/0xc60
[   58.406179][  T588]  rtmsg_ifinfo+0x5c/0xb0
[   58.406339][  T588]  __dev_notify_flags+0x1b8/0x280
[   58.406554][  T588]  ? netdev_info+0xe2/0x116
[   58.406764][  T588]  ? netdev_notice+0x120/0x120
[   58.406972][  T588]  ? netif_change_name+0x8c0/0x8c0
[   58.407200][  T588]  __dev_set_promiscuity+0x194/0x230
[   58.407411][  T588]  netif_set_promiscuity+0x4c/0xc0
[   58.407620][  T588]  dev_set_promiscuity+0x9d/0x150
[   58.407827][  T588]  hsr_add_port+0x48c/0xb60
[   58.408073][  T588]  ? hsr_port_exists+0x60/0x60
[   58.408288][  T588]  ? timer_init_key+0x10d/0x280
[   58.408498][  T588]  hsr_dev_finalize+0x727/0xc00
[   58.408710][  T588]  ? alloc_netdev_mqs+0xed0/0x1490
[   58.408919][  T588]  hsr_newlink+0x3b0/0x980
[   58.409169][  T588]  ? hsr_dellink+0x90/0x90
[   58.409376][  T588]  ? rtnl_create_link+0x169/0xf20
[   58.409585][  T588]  ? nla_strscpy+0xe3/0x180
[   58.409802][  T588]  rtnl_newlink_create+0x2da/0x780
[   58.410013][  T588]  ? rtnl_create_link+0xf20/0xf20
[   58.410258][  T588]  ? __dev_get_by_name+0x12/0x50
[   58.410485][  T588]  ? rtnl_dev_get+0xd7/0x170
[   58.410709][  T588]  __rtnl_newlink+0x22b/0xa50
[   58.410923][  T588]  rtnl_newlink+0x8d1/0xea0
[   58.411176][  T588]  ? lock_acquire.part.0+0xbc/0x260
[   58.411392][  T588]  ? __rtnl_newlink+0xa50/0xa50
[   58.411618][  T588]  ? mark_usage+0x61/0x170
[   58.411834][  T588]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.412058][  T588]  ? __rtnl_newlink+0xa50/0xa50
[   58.412283][  T588]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.412491][  T588]  ? validate_chain+0x38b/0xc20
[   58.412700][  T588]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.412907][  T588]  ? __lock_acquire+0x508/0xc10
[   58.413139][  T588]  ? lock_acquire.part.0+0xbc/0x260
[   58.413353][  T588]  ? find_held_lock+0x2b/0x80
[   58.413562][  T588]  netlink_rcv_skb+0x14e/0x3a0
[   58.413766][  T588]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.413976][  T588]  ? netlink_ack+0xcd0/0xcd0
[   58.414217][  T588]  ? netlink_deliver_tap+0xc5/0x330
[   58.414428][  T588]  ? netlink_deliver_tap+0x13c/0x330
[   58.414657][  T588]  netlink_unicast+0x486/0x750
[   58.414894][  T588]  ? netlink_attachskb+0x810/0x810
[   58.415116][  T588]  ? __lock_acquire+0x508/0xc10
[   58.415331][  T588]  netlink_sendmsg+0x735/0xc60
[   58.415574][  T588]  ? netlink_unicast+0x750/0x750
[   58.415828][  T588]  ? __might_fault+0x97/0x140
[   58.416058][  T588]  ____sys_sendmsg+0x419/0x850
[   58.416303][  T588]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.416529][  T588]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.416786][  T588]  ? move_addr_to_kernel+0x40/0x40
[   58.416999][  T588]  ? stack_depot_save_flags+0x367/0x770
[   58.417202][  T588]  ? validate_chain+0x38b/0xc20
[   58.417407][  T588]  ___sys_sendmsg+0x14e/0x1d0
[   58.417651][  T588]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.417914][  T588]  ? copy_msghdr_from_user+0x460/0x460
[   58.418144][  T588]  __sys_sendmsg+0x145/0x1f0
[   58.418365][  T588]  ? __sys_sendmsg_sock+0x20/0x20
[   58.418623][  T588]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.418910][  T588]  ? do_raw_spin_unlock+0x59/0x250
[   58.419153][  T588]  ? rcu_is_watching+0x15/0xd0
[   58.419365][  T588]  do_syscall_64+0x117/0xfc0
[   58.419552][  T588]  ? trace_hardirqs_off+0xd/0x30
[   58.419749][  T588]  ? exc_page_fault+0xee/0x100
[   58.419963][  T588]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.420224][  T588] RIP: 0033:0x7fad1adea08e
[   58.420450][  T588] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.421179][  T588] RSP: 002b:00007ffe99933860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.421508][  T588] RAX: ffffffffffffffda RBX: 00007ffe99934010 RCX: 00007fad1adea08e
[   58.421814][  T588] RDX: 0000000000000000 RSI: 00007ffe99933910 RDI: 0000000000000005
[   58.422106][  T588] RBP: 00007ffe99933870 R08: 0000000000000000 R09: 0000000000000000
[   58.422430][  T588] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   58.422771][  T588] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe99933fe0
[   58.423127][  T588]  </TASK>
[   58.423277][  T588] irq event stamp: 32895
[   58.423449][  T588] hardirqs last  enabled at (32903): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.423805][  T588] hardirqs last disabled at (32910): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.424187][  T588] softirqs last  enabled at (32808): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   58.424545][  T588] softirqs last disabled at (32803): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   58.424896][  T588] ---[ end trace 0000000000000000 ]---
[   58.425459][  T588] ------------[ cut here ]------------
[   58.425682][  T588] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/588
[   58.426053][  T588] CPU: 0 UID: 0 PID: 588 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.426502][  T588] Tainted: [W]=WARN
[   58.426651][  T588] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.426906][  T588] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.427184][  T588] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.427895][  T588] RSP: 0018:ffa0000001846f90 EFLAGS: 00010286
[   58.428167][  T588] RAX: 00000000ffffffa6 RBX: ff110000050bb540 RCX: 1ff4000000308db8
[   58.428505][  T588] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000050bb5f8
[   58.428834][  T588] RBP: ff11000015894000 R08: 1fe2200000a176c0 R09: ff11000013032e80
[   58.429189][  T588] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   58.429520][  T588] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   58.429839][  T588] FS:  00007fad1abb0840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   58.430214][  T588] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.430472][  T588] CR2: 00007fad1ae801a0 CR3: 0000000004e6b006 CR4: 0000000000771ef0
[   58.430776][  T588] PKRU: 55555554
[   58.430922][  T588] Call Trace:
[   58.431072][  T588]  <TASK>
[   58.431176][  T588]  ? rcu_is_watching+0x15/0xd0
[   58.431383][  T588]  rtnetlink_event+0xe0/0x1f0
[   58.431576][  T588]  notifier_call_chain+0xb0/0x320
[   58.431763][  T588]  __netdev_upper_dev_link+0x3a5/0x590
[   58.431966][  T588]  ? netdev_wait_allrefs_any+0x570/0x570
[   58.432214][  T588]  ? do_raw_spin_lock+0x131/0x280
[   58.432433][  T588]  ? find_held_lock+0x2b/0x80
[   58.432650][  T588]  netdev_master_upper_dev_link+0x86/0xb0
[   58.432856][  T588]  ? netdev_upper_dev_link+0xb0/0xb0
[   58.433035][  T588]  ? lockdep_rtnl_is_held+0x1a/0x20
[   58.433230][  T588]  ? hsr_port_get_hsr+0x9c/0x150
[   58.433410][  T588]  hsr_add_port+0x4eb/0xb60
[   58.433591][  T588]  ? hsr_port_exists+0x60/0x60
[   58.433781][  T588]  ? timer_init_key+0x10d/0x280
[   58.433965][  T588]  hsr_dev_finalize+0x727/0xc00
[   58.434177][  T588]  ? alloc_netdev_mqs+0xed0/0x1490
[   58.434381][  T588]  hsr_newlink+0x3b0/0x980
[   58.434581][  T588]  ? hsr_dellink+0x90/0x90
[   58.434791][  T588]  ? rtnl_create_link+0x169/0xf20
[   58.434995][  T588]  ? nla_strscpy+0xe3/0x180
[   58.435207][  T588]  rtnl_newlink_create+0x2da/0x780
[   58.435415][  T588]  ? rtnl_create_link+0xf20/0xf20
[   58.435633][  T588]  ? __dev_get_by_name+0x12/0x50
[   58.435861][  T588]  ? rtnl_dev_get+0xd7/0x170
[   58.436105][  T588]  __rtnl_newlink+0x22b/0xa50
[   58.436316][  T588]  rtnl_newlink+0x8d1/0xea0
[   58.436520][  T588]  ? lock_acquire.part.0+0xbc/0x260
[   58.436723][  T588]  ? __rtnl_newlink+0xa50/0xa50
[   58.436912][  T588]  ? mark_usage+0x61/0x170
[   58.437138][  T588]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.437340][  T588]  ? __rtnl_newlink+0xa50/0xa50
[   58.437546][  T588]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.437752][  T588]  ? validate_chain+0x38b/0xc20
[   58.437970][  T588]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.438201][  T588]  ? __lock_acquire+0x508/0xc10
[   58.438422][  T588]  ? lock_acquire.part.0+0xbc/0x260
[   58.438643][  T588]  ? find_held_lock+0x2b/0x80
[   58.438862][  T588]  netlink_rcv_skb+0x14e/0x3a0
[   58.439055][  T588]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.439278][  T588]  ? netlink_ack+0xcd0/0xcd0
[   58.439478][  T588]  ? netlink_deliver_tap+0xc5/0x330
[   58.439683][  T588]  ? netlink_deliver_tap+0x13c/0x330
[   58.439888][  T588]  netlink_unicast+0x486/0x750
[   58.440108][  T588]  ? netlink_attachskb+0x810/0x810
[   58.440313][  T588]  ? __lock_acquire+0x508/0xc10
[   58.440513][  T588]  netlink_sendmsg+0x735/0xc60
[   58.440729][  T588]  ? netlink_unicast+0x750/0x750
[   58.440955][  T588]  ? __might_fault+0x97/0x140
[   58.441193][  T588]  ____sys_sendmsg+0x419/0x850
[   58.441414][  T588]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.441653][  T588]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.441919][  T588]  ? move_addr_to_kernel+0x40/0x40
[   58.442127][  T588]  ? stack_depot_save_flags+0x367/0x770
[   58.442334][  T588]  ? validate_chain+0x38b/0xc20
[   58.442543][  T588]  ___sys_sendmsg+0x14e/0x1d0
[   58.442742][  T588]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.442998][  T588]  ? copy_msghdr_from_user+0x460/0x460
[   58.443233][  T588]  __sys_sendmsg+0x145/0x1f0
[   58.443437][  T588]  ? __sys_sendmsg_sock+0x20/0x20
[   58.443650][  T588]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.443939][  T588]  ? do_raw_spin_unlock+0x59/0x250
[   58.444192][  T588]  ? rcu_is_watching+0x15/0xd0
[   58.444412][  T588]  do_syscall_64+0x117/0xfc0
[   58.444598][  T588]  ? trace_hardirqs_off+0xd/0x30
[   58.444779][  T588]  ? exc_page_fault+0xee/0x100
[   58.444961][  T588]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.445206][  T588] RIP: 0033:0x7fad1adea08e
[   58.445424][  T588] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.446176][  T588] RSP: 002b:00007ffe99933860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.446488][  T588] RAX: ffffffffffffffda RBX: 00007ffe99934010 RCX: 00007fad1adea08e
[   58.446818][  T588] RDX: 0000000000000000 RSI: 00007ffe99933910 RDI: 0000000000000005
[   58.447168][  T588] RBP: 00007ffe99933870 R08: 0000000000000000 R09: 0000000000000000
[   58.447501][  T588] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   58.447813][  T588] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe99933fe0
[   58.448138][  T588]  </TASK>
[   58.448289][  T588] irq event stamp: 33871
[   58.448447][  T588] hardirqs last  enabled at (33879): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.448777][  T588] hardirqs last disabled at (33886): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.449160][  T588] softirqs last  enabled at (33046): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.449545][  T588] softirqs last disabled at (33044): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.449930][  T588] ---[ end trace 0000000000000000 ]---
[   58.450444][  T588] ------------[ cut here ]------------
[   58.450637][  T588] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/588
[   58.450998][  T588] CPU: 0 UID: 0 PID: 588 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.451396][  T588] Tainted: [W]=WARN
[   58.451542][  T588] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.451795][  T588] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.452068][  T588] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.452940][  T588] RSP: 0018:ffa00000018471a0 EFLAGS: 00010286
[   58.453252][  T588] RAX: 00000000ffffffa6 RBX: ff110000050bb700 RCX: 1ff4000000308dfa
[   58.453626][  T588] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000050bb7b8
[   58.453922][  T588] RBP: ff11000015cac000 R08: 1fe2200000a176f8 R09: ff11000013032e80
[   58.454320][  T588] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   58.454622][  T588] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   58.454924][  T588] FS:  00007fad1abb0840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   58.455437][  T588] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.455689][  T588] CR2: 00007fad1ae801a0 CR3: 0000000004e6b006 CR4: 0000000000771ef0
[   58.455955][  T588] PKRU: 55555554
[   58.456207][  T588] Call Trace:
[   58.456356][  T588]  <TASK>
[   58.456463][  T588]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   58.456659][  T588]  rtmsg_ifinfo+0x5c/0xb0
[   58.456816][  T588]  __dev_notify_flags+0x1b8/0x280
[   58.457000][  T588]  ? netif_change_name+0x8c0/0x8c0
[   58.457293][  T588]  ? hsr_dev_finalize+0x925/0xc00
[   58.457490][  T588]  ? alloc_netdev_mqs+0xed0/0x1490
[   58.457697][  T588]  ? hsr_newlink+0x3b0/0x980
[   58.457912][  T588]  ? hsr_dellink+0x90/0x90
[   58.458235][  T588]  rtnl_configure_link+0x1ac/0x390
[   58.458454][  T588]  ? nla_strscpy+0xe3/0x180
[   58.458651][  T588]  rtnl_newlink_create+0x353/0x780
[   58.458843][  T588]  ? rtnl_create_link+0xf20/0xf20
[   58.459039][  T588]  ? __dev_get_by_name+0x12/0x50
[   58.459343][  T588]  ? rtnl_dev_get+0xd7/0x170
[   58.459544][  T588]  __rtnl_newlink+0x22b/0xa50
[   58.459737][  T588]  rtnl_newlink+0x8d1/0xea0
[   58.459921][  T588]  ? lock_acquire.part.0+0xbc/0x260
[   58.460192][  T588]  ? __rtnl_newlink+0xa50/0xa50
[   58.460365][  T588]  ? mark_usage+0x61/0x170
[   58.460564][  T588]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.460759][  T588]  ? __rtnl_newlink+0xa50/0xa50
[   58.460956][  T588]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.461283][  T588]  ? validate_chain+0x38b/0xc20
[   58.461500][  T588]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.461710][  T588]  ? __lock_acquire+0x508/0xc10
[   58.461907][  T588]  ? lock_acquire.part.0+0xbc/0x260
[   58.462203][  T588]  ? find_held_lock+0x2b/0x80
[   58.462399][  T588]  netlink_rcv_skb+0x14e/0x3a0
[   58.462593][  T588]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.462780][  T588]  ? netlink_ack+0xcd0/0xcd0
[   58.462987][  T588]  ? netlink_deliver_tap+0xc5/0x330
[   58.463307][  T588]  ? netlink_deliver_tap+0x13c/0x330
[   58.463520][  T588]  netlink_unicast+0x486/0x750
[   58.463734][  T588]  ? netlink_attachskb+0x810/0x810
[   58.463947][  T588]  ? __lock_acquire+0x508/0xc10
[   58.464272][  T588]  netlink_sendmsg+0x735/0xc60
[   58.464492][  T588]  ? netlink_unicast+0x750/0x750
[   58.464674][  T588]  ? __might_fault+0x97/0x140
[   58.464850][  T588]  ____sys_sendmsg+0x419/0x850
[   58.465033][  T588]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.465347][  T588]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.465593][  T588]  ? move_addr_to_kernel+0x40/0x40
[   58.465790][  T588]  ? stack_depot_save_flags+0x367/0x770
[   58.465991][  T588]  ? validate_chain+0x38b/0xc20
[   58.466274][  T588]  ___sys_sendmsg+0x14e/0x1d0
[   58.466451][  T588]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.466679][  T588]  ? copy_msghdr_from_user+0x460/0x460
[   58.466881][  T588]  __sys_sendmsg+0x145/0x1f0
[   58.467072][  T588]  ? __sys_sendmsg_sock+0x20/0x20
[   58.467374][  T588]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.467648][  T588]  ? do_raw_spin_unlock+0x59/0x250
[   58.467863][  T588]  ? rcu_is_watching+0x15/0xd0
[   58.468085][  T588]  do_syscall_64+0x117/0xfc0
[   58.468386][  T588]  ? trace_hardirqs_off+0xd/0x30
[   58.468581][  T588]  ? exc_page_fault+0xee/0x100
[   58.468774][  T588]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.469020][  T588] RIP: 0033:0x7fad1adea08e
[   58.469334][  T588] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.470032][  T588] RSP: 002b:00007ffe99933860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.470464][  T588] RAX: ffffffffffffffda RBX: 00007ffe99934010 RCX: 00007fad1adea08e
[   58.470778][  T588] RDX: 0000000000000000 RSI: 00007ffe99933910 RDI: 0000000000000005
[   58.471078][  T588] RBP: 00007ffe99933870 R08: 0000000000000000 R09: 0000000000000000
[   58.471469][  T588] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   58.471758][  T588] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe99933fe0
[   58.472054][  T588]  </TASK>
[   58.472300][  T588] irq event stamp: 36785
[   58.472430][  T588] hardirqs last  enabled at (36793): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.472773][  T588] hardirqs last disabled at (36800): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.473245][  T588] softirqs last  enabled at (36902): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   58.473630][  T588] softirqs last disabled at (36809): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   58.473966][  T588] ---[ end trace 0000000000000000 ]---
[   58.518348][  T589] vethA: entered promiscuous mode
[   58.518676][  T589] ------------[ cut here ]------------
[   58.518863][  T589] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/589
[   58.519184][  T589] CPU: 2 UID: 0 PID: 589 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.519557][  T589] Tainted: [W]=WARN
[   58.519709][  T589] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.519929][  T589] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.520665][  T589] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.521244][  T589] RSP: 0018:ffa0000001836fb0 EFLAGS: 00010286
[   58.521470][  T589] RAX: 00000000ffffffa6 RBX: ff110000159d9e00 RCX: 1ff4000000306dbc
[   58.521725][  T589] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d9eb8
[   58.522005][  T589] RBP: ff11000015b99000 R08: 1fe2200002b3b3d8 R09: ff11000013030b80
[   58.522279][  T589] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   58.522536][  T589] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015b99000
[   58.522793][  T589] FS:  00007fee2ceb9840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   58.523094][  T589] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.523349][  T589] CR2: 00000000076af9e8 CR3: 0000000013049006 CR4: 0000000000771ef0
[   58.523606][  T589] PKRU: 55555554
[   58.523761][  T589] Call Trace:
[   58.523914][  T589]  <TASK>
[   58.524057][  T589]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   58.524278][  T589]  ? netlink_sendmsg+0x735/0xc60
[   58.524469][  T589]  rtmsg_ifinfo+0x5c/0xb0
[   58.524624][  T589]  __dev_notify_flags+0x1b8/0x280
[   58.524812][  T589]  ? netdev_info+0xe2/0x116
[   58.525006][  T589]  ? netdev_notice+0x120/0x120
[   58.525216][  T589]  ? netif_change_name+0x8c0/0x8c0
[   58.525411][  T589]  __dev_set_promiscuity+0x194/0x230
[   58.525601][  T589]  netif_set_promiscuity+0x4c/0xc0
[   58.525793][  T589]  dev_set_promiscuity+0x9d/0x150
[   58.525983][  T589]  hsr_add_port+0x48c/0xb60
[   58.526196][  T589]  ? hsr_port_exists+0x60/0x60
[   58.526458][  T589]  ? timer_init_key+0x10d/0x280
[   58.526671][  T589]  hsr_dev_finalize+0x6e8/0xc00
[   58.526863][  T589]  ? alloc_netdev_mqs+0xed0/0x1490
[   58.527049][  T589]  hsr_newlink+0x3b0/0x980
[   58.527257][  T589]  ? hsr_dellink+0x90/0x90
[   58.527446][  T589]  ? rtnl_create_link+0x169/0xf20
[   58.527636][  T589]  ? nla_strscpy+0xe3/0x180
[   58.527831][  T589]  rtnl_newlink_create+0x2da/0x780
[   58.528116][  T589]  ? rtnl_create_link+0xf20/0xf20
[   58.528374][  T589]  ? __dev_get_by_name+0x12/0x50
[   58.528637][  T589]  ? rtnl_dev_get+0xd7/0x170
[   58.528911][  T589]  __rtnl_newlink+0x22b/0xa50
[   58.529205][  T589]  rtnl_newlink+0x8d1/0xea0
[   58.529474][  T589]  ? lock_acquire.part.0+0xbc/0x260
[   58.529753][  T589]  ? __rtnl_newlink+0xa50/0xa50
[   58.530019][  T589]  ? mark_usage+0x61/0x170
[   58.530322][  T589]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.530592][  T589]  ? __rtnl_newlink+0xa50/0xa50
[   58.530871][  T589]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.531170][  T589]  ? validate_chain+0x38b/0xc20
[   58.531443][  T589]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.531712][  T589]  ? __lock_acquire+0x508/0xc10
[   58.531989][  T589]  ? lock_acquire.part.0+0xbc/0x260
[   58.532287][  T589]  ? find_held_lock+0x2b/0x80
[   58.532561][  T589]  netlink_rcv_skb+0x14e/0x3a0
[   58.532834][  T589]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.533119][  T589]  ? netlink_ack+0xcd0/0xcd0
[   58.533412][  T589]  ? netlink_deliver_tap+0xc5/0x330
[   58.533676][  T589]  ? netlink_deliver_tap+0x13c/0x330
[   58.533943][  T589]  netlink_unicast+0x486/0x750
[   58.534218][  T589]  ? netlink_attachskb+0x810/0x810
[   58.534408][  T589]  ? __lock_acquire+0x508/0xc10
[   58.534597][  T589]  netlink_sendmsg+0x735/0xc60
[   58.534788][  T589]  ? netlink_unicast+0x750/0x750
[   58.534993][  T589]  ? __might_fault+0x97/0x140
[   58.535216][  T589]  ____sys_sendmsg+0x419/0x850
[   58.535410][  T589]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.535600][  T589]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.535821][  T589]  ? move_addr_to_kernel+0x40/0x40
[   58.536012][  T589]  ? stack_depot_save_flags+0x367/0x770
[   58.536252][  T589]  ? validate_chain+0x38b/0xc20
[   58.536447][  T589]  ___sys_sendmsg+0x14e/0x1d0
[   58.536647][  T589]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.536869][  T589]  ? copy_msghdr_from_user+0x460/0x460
[   58.537081][  T589]  __sys_sendmsg+0x145/0x1f0
[   58.537285][  T589]  ? __sys_sendmsg_sock+0x20/0x20
[   58.537472][  T589]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.537715][  T589]  ? do_raw_spin_unlock+0x59/0x250
[   58.537912][  T589]  ? rcu_is_watching+0x15/0xd0
[   58.538123][  T589]  do_syscall_64+0x117/0xfc0
[   58.538314][  T589]  ? trace_hardirqs_off+0xd/0x30
[   58.538503][  T589]  ? exc_page_fault+0xee/0x100
[   58.538693][  T589]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.538916][  T589] RIP: 0033:0x7fee2d0f308e
[   58.539124][  T589] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.539673][  T589] RSP: 002b:00007ffffbd53940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.539933][  T589] RAX: ffffffffffffffda RBX: 00007ffffbd540f0 RCX: 00007fee2d0f308e
[   58.540210][  T589] RDX: 0000000000000000 RSI: 00007ffffbd539f0 RDI: 0000000000000005
[   58.540470][  T589] RBP: 00007ffffbd53950 R08: 0000000000000000 R09: 0000000000000000
[   58.540727][  T589] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   58.540985][  T589] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffbd540c0
[   58.541267][  T589]  </TASK>
[   58.541425][  T589] irq event stamp: 29247
[   58.541589][  T589] hardirqs last  enabled at (29257): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.541886][  T589] hardirqs last disabled at (29266): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.542192][  T589] softirqs last  enabled at (28332): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   58.542485][  T589] softirqs last disabled at (28325): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   58.542778][  T589] ---[ end trace 0000000000000000 ]---
[   58.543282][  T589] ------------[ cut here ]------------
[   58.543482][  T589] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/589
[   58.543772][  T589] CPU: 2 UID: 0 PID: 589 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.544861][  T589] Tainted: [W]=WARN
[   58.545015][  T589] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.545255][  T589] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.545482][  T589] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.546035][  T589] RSP: 0018:ffa0000001836f90 EFLAGS: 00010286
[   58.546275][  T589] RAX: 00000000ffffffa6 RBX: ff110000159d8200 RCX: 1ff4000000306db8
[   58.546523][  T589] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d82b8
[   58.546774][  T589] RBP: ff11000015b99000 R08: 1fe2200002b3b058 R09: ff11000013030b80
[   58.547026][  T589] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   58.547303][  T589] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   58.547634][  T589] FS:  00007fee2ceb9840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   58.547922][  T589] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.548168][  T589] CR2: 00000000076af9e8 CR3: 0000000013049006 CR4: 0000000000771ef0
[   58.548423][  T589] PKRU: 55555554
[   58.548572][  T589] Call Trace:
[   58.548749][  T589]  <TASK>
[   58.548867][  T589]  ? rcu_is_watching+0x15/0xd0
[   58.549052][  T589]  rtnetlink_event+0xe0/0x1f0
[   58.549257][  T589]  notifier_call_chain+0xb0/0x320
[   58.549447][  T589]  __netdev_upper_dev_link+0x3a5/0x590
[   58.549638][  T589]  ? netdev_wait_allrefs_any+0x570/0x570
[   58.549847][  T589]  ? do_raw_spin_lock+0x131/0x280
[   58.550032][  T589]  ? find_held_lock+0x2b/0x80
[   58.550242][  T589]  netdev_master_upper_dev_link+0x86/0xb0
[   58.550452][  T589]  ? netdev_upper_dev_link+0xb0/0xb0
[   58.550646][  T589]  ? lockdep_rtnl_is_held+0x1a/0x20
[   58.550832][  T589]  ? hsr_port_get_hsr+0x9c/0x150
[   58.551024][  T589]  hsr_add_port+0x4eb/0xb60
[   58.551231][  T589]  ? hsr_port_exists+0x60/0x60
[   58.551440][  T589]  ? timer_init_key+0x10d/0x280
[   58.551627][  T589]  hsr_dev_finalize+0x6e8/0xc00
[   58.551813][  T589]  ? alloc_netdev_mqs+0xed0/0x1490
[   58.551997][  T589]  hsr_newlink+0x3b0/0x980
[   58.552205][  T589]  ? hsr_dellink+0x90/0x90
[   58.552391][  T589]  ? rtnl_create_link+0x169/0xf20
[   58.552579][  T589]  ? nla_strscpy+0xe3/0x180
[   58.552765][  T589]  rtnl_newlink_create+0x2da/0x780
[   58.552950][  T589]  ? rtnl_create_link+0xf20/0xf20
[   58.553197][  T589]  ? __dev_get_by_name+0x12/0x50
[   58.553446][  T589]  ? rtnl_dev_get+0xd7/0x170
[   58.553712][  T589]  __rtnl_newlink+0x22b/0xa50
[   58.553980][  T589]  rtnl_newlink+0x8d1/0xea0
[   58.554293][  T589]  ? lock_acquire.part.0+0xbc/0x260
[   58.554558][  T589]  ? __rtnl_newlink+0xa50/0xa50
[   58.554756][  T589]  ? mark_usage+0x61/0x170
[   58.554945][  T589]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.555154][  T589]  ? __rtnl_newlink+0xa50/0xa50
[   58.555343][  T589]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.555533][  T589]  ? validate_chain+0x38b/0xc20
[   58.555719][  T589]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.555908][  T589]  ? __lock_acquire+0x508/0xc10
[   58.556118][  T589]  ? lock_acquire.part.0+0xbc/0x260
[   58.556302][  T589]  ? find_held_lock+0x2b/0x80
[   58.556487][  T589]  netlink_rcv_skb+0x14e/0x3a0
[   58.556670][  T589]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.556856][  T589]  ? netlink_ack+0xcd0/0xcd0
[   58.557044][  T589]  ? netlink_deliver_tap+0xc5/0x330
[   58.557260][  T589]  ? netlink_deliver_tap+0x13c/0x330
[   58.557451][  T589]  netlink_unicast+0x486/0x750
[   58.557638][  T589]  ? netlink_attachskb+0x810/0x810
[   58.557820][  T589]  ? __lock_acquire+0x508/0xc10
[   58.558002][  T589]  netlink_sendmsg+0x735/0xc60
[   58.558207][  T589]  ? netlink_unicast+0x750/0x750
[   58.558391][  T589]  ? __might_fault+0x97/0x140
[   58.558576][  T589]  ____sys_sendmsg+0x419/0x850
[   58.558760][  T589]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.558947][  T589]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.559183][  T589]  ? move_addr_to_kernel+0x40/0x40
[   58.559366][  T589]  ? stack_depot_save_flags+0x367/0x770
[   58.559551][  T589]  ? validate_chain+0x38b/0xc20
[   58.559734][  T589]  ___sys_sendmsg+0x14e/0x1d0
[   58.559929][  T589]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.560173][  T589]  ? copy_msghdr_from_user+0x460/0x460
[   58.560368][  T589]  __sys_sendmsg+0x145/0x1f0
[   58.560553][  T589]  ? __sys_sendmsg_sock+0x20/0x20
[   58.560735][  T589]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.560957][  T589]  ? do_raw_spin_unlock+0x59/0x250
[   58.561163][  T589]  ? rcu_is_watching+0x15/0xd0
[   58.561349][  T589]  do_syscall_64+0x117/0xfc0
[   58.561534][  T589]  ? trace_hardirqs_off+0xd/0x30
[   58.561721][  T589]  ? exc_page_fault+0xee/0x100
[   58.561907][  T589]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.562333][  T589] RIP: 0033:0x7fee2d0f308e
[   58.562525][  T589] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.563056][  T589] RSP: 002b:00007ffffbd53940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.563358][  T589] RAX: ffffffffffffffda RBX: 00007ffffbd540f0 RCX: 00007fee2d0f308e
[   58.563608][  T589] RDX: 0000000000000000 RSI: 00007ffffbd539f0 RDI: 0000000000000005
[   58.563855][  T589] RBP: 00007ffffbd53950 R08: 0000000000000000 R09: 0000000000000000
[   58.564151][  T589] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   58.564415][  T589] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffbd540c0
[   58.564667][  T589]  </TASK>
[   58.564814][  T589] irq event stamp: 31463
[   58.564963][  T589] hardirqs last  enabled at (31473): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.565281][  T589] hardirqs last disabled at (31484): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.565570][  T589] softirqs last  enabled at (30498): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   58.565868][  T589] softirqs last disabled at (29467): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   58.566176][  T589] ---[ end trace 0000000000000000 ]---
[   58.571263][  T589] ------------[ cut here ]------------
[   58.571459][  T589] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/589
[   58.571754][  T589] CPU: 2 UID: 0 PID: 589 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.572090][  T589] Tainted: [W]=WARN
[   58.572255][  T589] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.572492][  T589] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.572724][  T589] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.573285][  T589] RSP: 0018:ffa0000001836f10 EFLAGS: 00010286
[   58.573507][  T589] RAX: 00000000ffffffa6 RBX: ff110000159d8040 RCX: 1ff4000000306da8
[   58.573759][  T589] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d80f8
[   58.574032][  T589] RBP: ff11000015f94000 R08: 1fe2200002b3b020 R09: ff11000013030b80
[   58.574325][  T589] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   58.574581][  T589] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   58.574838][  T589] FS:  00007fee2ceb9840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   58.575152][  T589] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.575375][  T589] CR2: 00000000076af9e8 CR3: 0000000013049006 CR4: 0000000000771ef0
[   58.575638][  T589] PKRU: 55555554
[   58.575790][  T589] Call Trace:
[   58.575944][  T589]  <TASK>
[   58.576070][  T589]  ? rcu_is_watching+0x15/0xd0
[   58.576268][  T589]  rtnetlink_event+0xe0/0x1f0
[   58.576460][  T589]  notifier_call_chain+0xb0/0x320
[   58.576649][  T589]  netif_set_mtu_ext+0x354/0x5f0
[   58.576837][  T589]  ? dev_validate_mtu+0x180/0x180
[   58.577023][  T589]  ? __netdev_update_features+0x4b0/0xdf0
[   58.577251][  T589]  netif_set_mtu+0x85/0xe0
[   58.577446][  T589]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   58.577638][  T589]  dev_set_mtu+0x9d/0x150
[   58.577794][  T589]  ? dev_disable_lro+0x95/0x140
[   58.577992][  T589]  hsr_add_port+0x6e3/0xb60
[   58.578202][  T589]  ? hsr_port_exists+0x60/0x60
[   58.578388][  T589]  ? timer_init_key+0x10d/0x280
[   58.578576][  T589]  hsr_dev_finalize+0x6e8/0xc00
[   58.578787][  T589]  ? alloc_netdev_mqs+0xed0/0x1490
[   58.578973][  T589]  hsr_newlink+0x3b0/0x980
[   58.579181][  T589]  ? hsr_dellink+0x90/0x90
[   58.579372][  T589]  ? rtnl_create_link+0x169/0xf20
[   58.579570][  T589]  ? nla_strscpy+0xe3/0x180
[   58.579759][  T589]  rtnl_newlink_create+0x2da/0x780
[   58.579947][  T589]  ? rtnl_create_link+0xf20/0xf20
[   58.580150][  T589]  ? __dev_get_by_name+0x12/0x50
[   58.581494][  T589]  ? rtnl_dev_get+0xd7/0x170
[   58.581685][  T589]  __rtnl_newlink+0x22b/0xa50
[   58.581874][  T589]  rtnl_newlink+0x8d1/0xea0
[   58.582079][  T589]  ? lock_acquire.part.0+0xbc/0x260
[   58.582285][  T589]  ? __rtnl_newlink+0xa50/0xa50
[   58.582487][  T589]  ? mark_usage+0x61/0x170
[   58.582676][  T589]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.582861][  T589]  ? __rtnl_newlink+0xa50/0xa50
[   58.583045][  T589]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.583252][  T589]  ? validate_chain+0x38b/0xc20
[   58.583435][  T589]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.583623][  T589]  ? __lock_acquire+0x508/0xc10
[   58.583825][  T589]  ? lock_acquire.part.0+0xbc/0x260
[   58.584011][  T589]  ? find_held_lock+0x2b/0x80
[   58.584230][  T589]  netlink_rcv_skb+0x14e/0x3a0
[   58.584417][  T589]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.584604][  T589]  ? netlink_ack+0xcd0/0xcd0
[   58.584804][  T589]  ? netlink_deliver_tap+0xc5/0x330
[   58.584990][  T589]  ? netlink_deliver_tap+0x13c/0x330
[   58.585202][  T589]  netlink_unicast+0x486/0x750
[   58.585391][  T589]  ? netlink_attachskb+0x810/0x810
[   58.585576][  T589]  ? __lock_acquire+0x508/0xc10
[   58.585763][  T589]  netlink_sendmsg+0x735/0xc60
[   58.585951][  T589]  ? netlink_unicast+0x750/0x750
[   58.586182][  T589]  ? __might_fault+0x97/0x140
[   58.586375][  T589]  ____sys_sendmsg+0x419/0x850
[   58.586568][  T589]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.586755][  T589]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.586973][  T589]  ? move_addr_to_kernel+0x40/0x40
[   58.587187][  T589]  ? stack_depot_save_flags+0x367/0x770
[   58.587373][  T589]  ? validate_chain+0x38b/0xc20
[   58.587559][  T589]  ___sys_sendmsg+0x14e/0x1d0
[   58.587743][  T589]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.587964][  T589]  ? copy_msghdr_from_user+0x460/0x460
[   58.588188][  T589]  __sys_sendmsg+0x145/0x1f0
[   58.588375][  T589]  ? __sys_sendmsg_sock+0x20/0x20
[   58.588556][  T589]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.588778][  T589]  ? do_raw_spin_unlock+0x59/0x250
[   58.588964][  T589]  ? rcu_is_watching+0x15/0xd0
[   58.589174][  T589]  do_syscall_64+0x117/0xfc0
[   58.589364][  T589]  ? trace_hardirqs_off+0xd/0x30
[   58.589548][  T589]  ? exc_page_fault+0xee/0x100
[   58.589733][  T589]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.589950][  T589] RIP: 0033:0x7fee2d0f308e
[   58.590161][  T589] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.590708][  T589] RSP: 002b:00007ffffbd53940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.590961][  T589] RAX: ffffffffffffffda RBX: 00007ffffbd540f0 RCX: 00007fee2d0f308e
[   58.591236][  T589] RDX: 0000000000000000 RSI: 00007ffffbd539f0 RDI: 0000000000000005
[   58.591488][  T589] RBP: 00007ffffbd53950 R08: 0000000000000000 R09: 0000000000000000
[   58.591742][  T589] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   58.592008][  T589] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffbd540c0
[   58.592383][  T589]  </TASK>
[   58.592533][  T589] irq event stamp: 36839
[   58.592682][  T589] hardirqs last  enabled at (36849): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.592982][  T589] hardirqs last disabled at (36858): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.593286][  T589] softirqs last  enabled at (35766): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   58.593571][  T589] softirqs last disabled at (35755): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   58.593856][  T589] ---[ end trace 0000000000000000 ]---
[   58.594449][  T589] vethB: entered promiscuous mode
[   58.594706][  T589] ------------[ cut here ]------------
[   58.594900][  T589] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/589
[   58.595212][  T589] CPU: 2 UID: 0 PID: 589 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.595538][  T589] Tainted: [W]=WARN
[   58.595707][  T589] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.595925][  T589] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.596176][  T589] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.596720][  T589] RSP: 0018:ffa0000001836fb0 EFLAGS: 00010286
[   58.596949][  T589] RAX: 00000000ffffffa6 RBX: ff110000159d83c0 RCX: 1ff4000000306dbc
[   58.597225][  T589] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d8478
[   58.597479][  T589] RBP: ff11000001dc4000 R08: 1fe2200002b3b090 R09: ff11000013030b80
[   58.597753][  T589] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   58.598011][  T589] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dc4000
[   58.598291][  T589] FS:  00007fee2ceb9840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   58.598597][  T589] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.598821][  T589] CR2: 00000000076af9e8 CR3: 0000000013049006 CR4: 0000000000771ef0
[   58.599084][  T589] PKRU: 55555554
[   58.599266][  T589] Call Trace:
[   58.599416][  T589]  <TASK>
[   58.599547][  T589]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   58.599734][  T589]  ? netlink_sendmsg+0x735/0xc60
[   58.599922][  T589]  rtmsg_ifinfo+0x5c/0xb0
[   58.600084][  T589]  __dev_notify_flags+0x1b8/0x280
[   58.600283][  T589]  ? netdev_info+0xe2/0x116
[   58.600471][  T589]  ? netdev_notice+0x120/0x120
[   58.600655][  T589]  ? netif_change_name+0x8c0/0x8c0
[   58.600848][  T589]  __dev_set_promiscuity+0x194/0x230
[   58.601088][  T589]  netif_set_promiscuity+0x4c/0xc0
[   58.601379][  T589]  dev_set_promiscuity+0x9d/0x150
[   58.601657][  T589]  hsr_add_port+0x48c/0xb60
[   58.601929][  T589]  ? hsr_port_exists+0x60/0x60
[   58.602230][  T589]  ? timer_init_key+0x10d/0x280
[   58.602470][  T589]  hsr_dev_finalize+0x727/0xc00
[   58.602667][  T589]  ? alloc_netdev_mqs+0xed0/0x1490
[   58.602852][  T589]  hsr_newlink+0x3b0/0x980
[   58.603048][  T589]  ? hsr_dellink+0x90/0x90
[   58.603280][  T589]  ? rtnl_create_link+0x169/0xf20
[   58.603469][  T589]  ? nla_strscpy+0xe3/0x180
[   58.603658][  T589]  rtnl_newlink_create+0x2da/0x780
[   58.603848][  T589]  ? rtnl_create_link+0xf20/0xf20
[   58.604051][  T589]  ? __dev_get_by_name+0x12/0x50
[   58.604345][  T589]  ? rtnl_dev_get+0xd7/0x170
[   58.604568][  T589]  __rtnl_newlink+0x22b/0xa50
[   58.604831][  T589]  rtnl_newlink+0x8d1/0xea0
[   58.605122][  T589]  ? lock_acquire.part.0+0xbc/0x260
[   58.605366][  T589]  ? __rtnl_newlink+0xa50/0xa50
[   58.605553][  T589]  ? mark_usage+0x61/0x170
[   58.605743][  T589]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.605937][  T589]  ? __rtnl_newlink+0xa50/0xa50
[   58.606148][  T589]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.606348][  T589]  ? validate_chain+0x38b/0xc20
[   58.606533][  T589]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.606718][  T589]  ? __lock_acquire+0x508/0xc10
[   58.606906][  T589]  ? lock_acquire.part.0+0xbc/0x260
[   58.607110][  T589]  ? find_held_lock+0x2b/0x80
[   58.607301][  T589]  netlink_rcv_skb+0x14e/0x3a0
[   58.607492][  T589]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.607679][  T589]  ? netlink_ack+0xcd0/0xcd0
[   58.607869][  T589]  ? netlink_deliver_tap+0xc5/0x330
[   58.608056][  T589]  ? netlink_deliver_tap+0x13c/0x330
[   58.608279][  T589]  netlink_unicast+0x486/0x750
[   58.608469][  T589]  ? netlink_attachskb+0x810/0x810
[   58.608657][  T589]  ? __lock_acquire+0x508/0xc10
[   58.608844][  T589]  netlink_sendmsg+0x735/0xc60
[   58.609035][  T589]  ? netlink_unicast+0x750/0x750
[   58.609264][  T589]  ? __might_fault+0x97/0x140
[   58.609456][  T589]  ____sys_sendmsg+0x419/0x850
[   58.609644][  T589]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.609843][  T589]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.610086][  T589]  ? move_addr_to_kernel+0x40/0x40
[   58.610319][  T589]  ? stack_depot_save_flags+0x367/0x770
[   58.610539][  T589]  ? validate_chain+0x38b/0xc20
[   58.610736][  T589]  ___sys_sendmsg+0x14e/0x1d0
[   58.610926][  T589]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.611172][  T589]  ? copy_msghdr_from_user+0x460/0x460
[   58.611372][  T589]  __sys_sendmsg+0x145/0x1f0
[   58.611560][  T589]  ? __sys_sendmsg_sock+0x20/0x20
[   58.611746][  T589]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.611974][  T589]  ? do_raw_spin_unlock+0x59/0x250
[   58.612185][  T589]  ? rcu_is_watching+0x15/0xd0
[   58.612376][  T589]  do_syscall_64+0x117/0xfc0
[   58.612564][  T589]  ? trace_hardirqs_off+0xd/0x30
[   58.612753][  T589]  ? exc_page_fault+0xee/0x100
[   58.612967][  T589]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.613214][  T589] RIP: 0033:0x7fee2d0f308e
[   58.613408][  T589] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.613952][  T589] RSP: 002b:00007ffffbd53940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.614228][  T589] RAX: ffffffffffffffda RBX: 00007ffffbd540f0 RCX: 00007fee2d0f308e
[   58.614487][  T589] RDX: 0000000000000000 RSI: 00007ffffbd539f0 RDI: 0000000000000005
[   58.614743][  T589] RBP: 00007ffffbd53950 R08: 0000000000000000 R09: 0000000000000000
[   58.614997][  T589] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   58.615275][  T589] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffbd540c0
[   58.615559][  T589]  </TASK>
[   58.615715][  T589] irq event stamp: 37969
[   58.615866][  T589] hardirqs last  enabled at (37979): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.616179][  T589] hardirqs last disabled at (37990): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.616471][  T589] softirqs last  enabled at (36968): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.616768][  T589] softirqs last disabled at (36966): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.617069][  T589] ---[ end trace 0000000000000000 ]---
[   58.617552][  T589] ------------[ cut here ]------------
[   58.617729][  T589] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/589
[   58.618010][  T589] CPU: 2 UID: 0 PID: 589 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.618355][  T589] Tainted: [W]=WARN
[   58.618505][  T589] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.618722][  T589] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.618946][  T589] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.619495][  T589] RSP: 0018:ffa0000001836f90 EFLAGS: 00010286
[   58.619711][  T589] RAX: 00000000ffffffa6 RBX: ff110000159d8ac0 RCX: 1ff4000000306db8
[   58.619956][  T589] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d8b78
[   58.620222][  T589] RBP: ff11000001dc4000 R08: 1fe2200002b3b170 R09: ff11000013030b80
[   58.620473][  T589] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   58.620719][  T589] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   58.620968][  T589] FS:  00007fee2ceb9840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   58.621273][  T589] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.621508][  T589] CR2: 00000000076af9e8 CR3: 0000000013049006 CR4: 0000000000771ef0
[   58.621758][  T589] PKRU: 55555554
[   58.621923][  T589] Call Trace:
[   58.622078][  T589]  <TASK>
[   58.622208][  T589]  ? rcu_is_watching+0x15/0xd0
[   58.622390][  T589]  rtnetlink_event+0xe0/0x1f0
[   58.622574][  T589]  notifier_call_chain+0xb0/0x320
[   58.622761][  T589]  __netdev_upper_dev_link+0x3a5/0x590
[   58.622951][  T589]  ? netdev_wait_allrefs_any+0x570/0x570
[   58.623153][  T589]  ? do_raw_spin_lock+0x131/0x280
[   58.623336][  T589]  ? find_held_lock+0x2b/0x80
[   58.623521][  T589]  netdev_master_upper_dev_link+0x86/0xb0
[   58.623704][  T589]  ? netdev_upper_dev_link+0xb0/0xb0
[   58.623886][  T589]  ? lockdep_rtnl_is_held+0x1a/0x20
[   58.624074][  T589]  ? hsr_port_get_hsr+0x9c/0x150
[   58.624277][  T589]  hsr_add_port+0x4eb/0xb60
[   58.624462][  T589]  ? hsr_port_exists+0x60/0x60
[   58.624647][  T589]  ? timer_init_key+0x10d/0x280
[   58.624830][  T589]  hsr_dev_finalize+0x727/0xc00
[   58.625015][  T589]  ? alloc_netdev_mqs+0xed0/0x1490
[   58.625216][  T589]  hsr_newlink+0x3b0/0x980
[   58.625401][  T589]  ? hsr_dellink+0x90/0x90
[   58.625583][  T589]  ? rtnl_create_link+0x169/0xf20
[   58.625771][  T589]  ? nla_strscpy+0xe3/0x180
[   58.625957][  T589]  rtnl_newlink_create+0x2da/0x780
[   58.626160][  T589]  ? rtnl_create_link+0xf20/0xf20
[   58.626343][  T589]  ? __dev_get_by_name+0x12/0x50
[   58.626526][  T589]  ? rtnl_dev_get+0xd7/0x170
[   58.626714][  T589]  __rtnl_newlink+0x22b/0xa50
[   58.626902][  T589]  rtnl_newlink+0x8d1/0xea0
[   58.627092][  T589]  ? lock_acquire.part.0+0xbc/0x260
[   58.627293][  T589]  ? __rtnl_newlink+0xa50/0xa50
[   58.627476][  T589]  ? mark_usage+0x61/0x170
[   58.627664][  T589]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.627847][  T589]  ? __rtnl_newlink+0xa50/0xa50
[   58.628030][  T589]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.628231][  T589]  ? validate_chain+0x38b/0xc20
[   58.628414][  T589]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.628595][  T589]  ? __lock_acquire+0x508/0xc10
[   58.628783][  T589]  ? lock_acquire.part.0+0xbc/0x260
[   58.628965][  T589]  ? find_held_lock+0x2b/0x80
[   58.629174][  T589]  netlink_rcv_skb+0x14e/0x3a0
[   58.629356][  T589]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.629539][  T589]  ? netlink_ack+0xcd0/0xcd0
[   58.629723][  T589]  ? netlink_deliver_tap+0xc5/0x330
[   58.629906][  T589]  ? netlink_deliver_tap+0x13c/0x330
[   58.630114][  T589]  netlink_unicast+0x486/0x750
[   58.630300][  T589]  ? netlink_attachskb+0x810/0x810
[   58.630482][  T589]  ? __lock_acquire+0x508/0xc10
[   58.630667][  T589]  netlink_sendmsg+0x735/0xc60
[   58.630850][  T589]  ? netlink_unicast+0x750/0x750
[   58.631032][  T589]  ? __might_fault+0x97/0x140
[   58.631243][  T589]  ____sys_sendmsg+0x419/0x850
[   58.631524][  T589]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.631780][  T589]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.632008][  T589]  ? move_addr_to_kernel+0x40/0x40
[   58.632327][  T589]  ? stack_depot_save_flags+0x367/0x770
[   58.632510][  T589]  ? validate_chain+0x38b/0xc20
[   58.632694][  T589]  ___sys_sendmsg+0x14e/0x1d0
[   58.632876][  T589]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.633204][  T589]  ? copy_msghdr_from_user+0x460/0x460
[   58.633405][  T589]  __sys_sendmsg+0x145/0x1f0
[   58.633587][  T589]  ? __sys_sendmsg_sock+0x20/0x20
[   58.633767][  T589]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.634085][  T589]  ? do_raw_spin_unlock+0x59/0x250
[   58.634309][  T589]  ? rcu_is_watching+0x15/0xd0
[   58.634499][  T589]  do_syscall_64+0x117/0xfc0
[   58.634682][  T589]  ? trace_hardirqs_off+0xd/0x30
[   58.634960][  T589]  ? exc_page_fault+0xee/0x100
[   58.635167][  T589]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.635384][  T589] RIP: 0033:0x7fee2d0f308e
[   58.635572][  T589] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.636218][  T589] RSP: 002b:00007ffffbd53940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.636561][  T589] RAX: ffffffffffffffda RBX: 00007ffffbd540f0 RCX: 00007fee2d0f308e
[   58.636813][  T589] RDX: 0000000000000000 RSI: 00007ffffbd539f0 RDI: 0000000000000005
[   58.637070][  T589] RBP: 00007ffffbd53950 R08: 0000000000000000 R09: 0000000000000000
[   58.637429][  T589] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   58.637683][  T589] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffbd540c0
[   58.638030][  T589]  </TASK>
[   58.638194][  T589] irq event stamp: 39141
[   58.638341][  T589] hardirqs last  enabled at (39151): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.638624][  T589] hardirqs last disabled at (39160): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.639001][  T589] softirqs last  enabled at (38132): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.639308][  T589] softirqs last disabled at (38130): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.639683][  T589] ---[ end trace 0000000000000000 ]---
[   58.640087][  T589] ------------[ cut here ]------------
[   58.640277][  T589] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/589
[   58.640636][  T589] CPU: 2 UID: 0 PID: 589 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.640944][  T589] Tainted: [W]=WARN
[   58.641111][  T589] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.641414][  T589] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.641635][  T589] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.642257][  T589] RSP: 0018:ffa00000018371a0 EFLAGS: 00010286
[   58.642469][  T589] RAX: 00000000ffffffa6 RBX: ff110000159d8580 RCX: 1ff4000000306dfa
[   58.642805][  T589] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d8638
[   58.643050][  T589] RBP: ff11000015f94000 R08: 1fe2200002b3b0c8 R09: ff11000013030b80
[   58.643316][  T589] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   58.643648][  T589] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   58.643897][  T589] FS:  00007fee2ceb9840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   58.644195][  T589] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.644409][  T589] CR2: 00000000076af9e8 CR3: 0000000013049006 CR4: 0000000000771ef0
[   58.644653][  T589] PKRU: 55555554
[   58.644798][  T589] Call Trace:
[   58.645029][  T589]  <TASK>
[   58.645162][  T589]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   58.645347][  T589]  rtmsg_ifinfo+0x5c/0xb0
[   58.645494][  T589]  __dev_notify_flags+0x1b8/0x280
[   58.645675][  T589]  ? netif_change_name+0x8c0/0x8c0
[   58.645941][  T589]  ? hsr_dev_finalize+0x925/0xc00
[   58.646145][  T589]  ? alloc_netdev_mqs+0xed0/0x1490
[   58.646326][  T589]  ? hsr_newlink+0x3b0/0x980
[   58.646505][  T589]  ? hsr_dellink+0x90/0x90
[   58.646777][  T589]  rtnl_configure_link+0x1ac/0x390
[   58.646955][  T589]  ? nla_strscpy+0xe3/0x180
[   58.647153][  T589]  rtnl_newlink_create+0x353/0x780
[   58.647333][  T589]  ? rtnl_create_link+0xf20/0xf20
[   58.647601][  T589]  ? __dev_get_by_name+0x12/0x50
[   58.647799][  T589]  ? rtnl_dev_get+0xd7/0x170
[   58.647982][  T589]  __rtnl_newlink+0x22b/0xa50
[   58.648187][  T589]  rtnl_newlink+0x8d1/0xea0
[   58.648462][  T589]  ? lock_acquire.part.0+0xbc/0x260
[   58.648640][  T589]  ? __rtnl_newlink+0xa50/0xa50
[   58.648819][  T589]  ? mark_usage+0x61/0x170
[   58.649002][  T589]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.649294][  T589]  ? __rtnl_newlink+0xa50/0xa50
[   58.649476][  T589]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.649669][  T589]  ? validate_chain+0x38b/0xc20
[   58.649848][  T589]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.650140][  T589]  ? __lock_acquire+0x508/0xc10
[   58.650322][  T589]  ? lock_acquire.part.0+0xbc/0x260
[   58.650498][  T589]  ? find_held_lock+0x2b/0x80
[   58.650704][  T589]  netlink_rcv_skb+0x14e/0x3a0
[   58.650975][  T589]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.651175][  T589]  ? netlink_ack+0xcd0/0xcd0
[   58.651358][  T589]  ? netlink_deliver_tap+0xc5/0x330
[   58.651540][  T589]  ? netlink_deliver_tap+0x13c/0x330
[   58.651829][  T589]  netlink_unicast+0x486/0x750
[   58.652016][  T589]  ? netlink_attachskb+0x810/0x810
[   58.652217][  T589]  ? __lock_acquire+0x508/0xc10
[   58.652399][  T589]  netlink_sendmsg+0x735/0xc60
[   58.652671][  T589]  ? netlink_unicast+0x750/0x750
[   58.652852][  T589]  ? __might_fault+0x97/0x140
[   58.653041][  T589]  ____sys_sendmsg+0x419/0x850
[   58.653248][  T589]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.653517][  T589]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.653727][  T589]  ? move_addr_to_kernel+0x40/0x40
[   58.653908][  T589]  ? stack_depot_save_flags+0x367/0x770
[   58.654111][  T589]  ? validate_chain+0x38b/0xc20
[   58.654294][  T589]  ___sys_sendmsg+0x14e/0x1d0
[   58.654472][  T589]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.654689][  T589]  ? copy_msghdr_from_user+0x460/0x460
[   58.654967][  T589]  __sys_sendmsg+0x145/0x1f0
[   58.655167][  T589]  ? __sys_sendmsg_sock+0x20/0x20
[   58.655346][  T589]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.655560][  T589]  ? do_raw_spin_unlock+0x59/0x250
[   58.655831][  T589]  ? rcu_is_watching+0x15/0xd0
[   58.656012][  T589]  do_syscall_64+0x117/0xfc0
[   58.656214][  T589]  ? trace_hardirqs_off+0xd/0x30
[   58.656394][  T589]  ? exc_page_fault+0xee/0x100
[   58.656664][  T589]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.656876][  T589] RIP: 0033:0x7fee2d0f308e
[   58.657061][  T589] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.657691][  T589] RSP: 002b:00007ffffbd53940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.657938][  T589] RAX: ffffffffffffffda RBX: 00007ffffbd540f0 RCX: 00007fee2d0f308e
[   58.658299][  T589] RDX: 0000000000000000 RSI: 00007ffffbd539f0 RDI: 0000000000000005
[   58.658541][  T589] RBP: 00007ffffbd53950 R08: 0000000000000000 R09: 0000000000000000
[   58.658880][  T589] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69d
[   58.659142][  T589] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffbd540c0
[   58.659391][  T589]  </TASK>
[   58.659535][  T589] irq event stamp: 40181
[   58.659768][  T589] hardirqs last  enabled at (40191): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.660048][  T589] hardirqs last disabled at (40200): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.660431][  T589] softirqs last  enabled at (39272): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.660705][  T589] softirqs last disabled at (39270): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   58.660979][  T589] ---[ end trace 0000000000000000 ]---
[   58.784374][  T593] ------------[ cut here ]------------
[   58.784616][  T593] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/593
[   58.784894][  T593] CPU: 2 UID: 0 PID: 593 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.785752][  T593] Tainted: [W]=WARN
[   58.785954][  T593] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.786238][  T593] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.786516][  T593] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.787084][  T593] RSP: 0018:ffa0000001887020 EFLAGS: 00010286
[   58.787362][  T593] RAX: 00000000ffffffa6 RBX: ff11000010116900 RCX: 1ff4000000310dca
[   58.787656][  T593] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101169b8
[   58.787957][  T593] RBP: ff110000075b9000 R08: 1fe2200002022d38 R09: ff11000013bc5158
[   58.788301][  T593] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   58.788596][  T593] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075b9ce1
[   58.788899][  T593] FS:  00007f82277cd840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   58.789254][  T593] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.789525][  T593] CR2: 000000001f390988 CR3: 000000001398c005 CR4: 0000000000771ef0
[   58.789821][  T593] PKRU: 55555554
[   58.790022][  T593] Call Trace:
[   58.790240][  T593]  <TASK>
[   58.790407][  T593]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   58.790592][  T593]  rtmsg_ifinfo+0x5c/0xb0
[   58.790741][  T593]  ? mark_held_locks+0x40/0x70
[   58.790921][  T593]  __dev_notify_flags+0x1b8/0x280
[   58.791121][  T593]  ? netif_change_name+0x8c0/0x8c0
[   58.791299][  T593]  ? __dev_change_flags+0x4a4/0x660
[   58.791478][  T593]  ? netif_set_allmulti+0x250/0x250
[   58.791653][  T593]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.791833][  T593]  ? is_bpf_text_address+0x68/0x110
[   58.792013][  T593]  netif_change_flags+0xfe/0x190
[   58.792213][  T593]  do_setlink.isra.0+0x1cc3/0x2750
[   58.792392][  T593]  ? rtnl_link_get_size+0x350/0x350
[   58.792570][  T593]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   58.792780][  T593]  ? rcu_read_lock_any_held+0x3c/0x90
[   58.792956][  T593]  ? validate_chain+0x38b/0xc20
[   58.793167][  T593]  ? rcu_read_lock_any_held+0x66/0x90
[   58.793353][  T593]  ? stack_depot_save_flags+0x367/0x770
[   58.793533][  T593]  ? __lock_acquire+0x508/0xc10
[   58.793715][  T593]  ? lock_acquire.part.0+0xbc/0x260
[   58.793890][  T593]  ? rtnl_newlink+0x883/0xea0
[   58.794074][  T593]  ? rcu_is_watching+0x15/0xd0
[   58.794270][  T593]  ? lock_acquire+0x134/0x160
[   58.794444][  T593]  ? rcu_is_watching+0x15/0xd0
[   58.794618][  T593]  ? rcu_is_watching+0x15/0xd0
[   58.794794][  T593]  ? trace_contention_end+0xb3/0x1a0
[   58.794969][  T593]  ? __mutex_lock+0x1db/0x2010
[   58.795165][  T593]  ? __mutex_lock+0x9b2/0x2010
[   58.795343][  T593]  ? rtnl_newlink+0x883/0xea0
[   58.795522][  T593]  ? ww_mutex_lock+0x160/0x160
[   58.795703][  T593]  ? __rtnl_newlink+0x3fa/0xa50
[   58.795887][  T593]  rtnl_newlink+0x8d1/0xea0
[   58.796111][  T593]  ? lock_acquire.part.0+0xbc/0x260
[   58.796817][  T593]  ? __rtnl_newlink+0xa50/0xa50
[   58.797001][  T593]  ? mark_usage+0x61/0x170
[   58.797202][  T593]  ? lock_acquire.part.0+0xbc/0x260
[   58.797378][  T593]  ? find_held_lock+0x2b/0x80
[   58.797560][  T593]  ? __rtnl_newlink+0xa50/0xa50
[   58.797748][  T593]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.797924][  T593]  ? __rtnl_newlink+0xa50/0xa50
[   58.798123][  T593]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.798301][  T593]  ? validate_chain+0x38b/0xc20
[   58.798490][  T593]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.798666][  T593]  ? __lock_acquire+0x508/0xc10
[   58.798842][  T593]  ? lock_acquire.part.0+0xbc/0x260
[   58.799016][  T593]  ? find_held_lock+0x2b/0x80
[   58.799213][  T593]  netlink_rcv_skb+0x14e/0x3a0
[   58.799390][  T593]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.799567][  T593]  ? netlink_ack+0xcd0/0xcd0
[   58.799750][  T593]  ? netlink_deliver_tap+0xc5/0x330
[   58.799932][  T593]  ? netlink_deliver_tap+0x13c/0x330
[   58.800136][  T593]  netlink_unicast+0x486/0x750
[   58.800325][  T593]  ? netlink_attachskb+0x810/0x810
[   58.800500][  T593]  ? __lock_acquire+0x508/0xc10
[   58.800680][  T593]  netlink_sendmsg+0x735/0xc60
[   58.800858][  T593]  ? netlink_unicast+0x750/0x750
[   58.801037][  T593]  ? __might_fault+0x97/0x140
[   58.801238][  T593]  ____sys_sendmsg+0x419/0x850
[   58.801419][  T593]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.801599][  T593]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.801806][  T593]  ? move_addr_to_kernel+0x40/0x40
[   58.801983][  T593]  ? stack_depot_save_flags+0x367/0x770
[   58.802181][  T593]  ? validate_chain+0x38b/0xc20
[   58.802364][  T593]  ___sys_sendmsg+0x14e/0x1d0
[   58.802541][  T593]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.802749][  T593]  ? copy_msghdr_from_user+0x460/0x460
[   58.802938][  T593]  __sys_sendmsg+0x145/0x1f0
[   58.803136][  T593]  ? __sys_sendmsg_sock+0x20/0x20
[   58.803313][  T593]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.803529][  T593]  ? do_raw_spin_unlock+0x59/0x250
[   58.803709][  T593]  ? rcu_is_watching+0x15/0xd0
[   58.803889][  T593]  do_syscall_64+0x117/0xfc0
[   58.804074][  T593]  ? trace_hardirqs_off+0xd/0x30
[   58.804269][  T593]  ? exc_page_fault+0xee/0x100
[   58.804450][  T593]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.804663][  T593] RIP: 0033:0x7f8227a0708e
[   58.804851][  T593] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.805376][  T593] RSP: 002b:00007ffca71482b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.805622][  T593] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8227a0708e
[   58.805864][  T593] RDX: 0000000000000000 RSI: 00007ffca7148360 RDI: 0000000000000005
[   58.806124][  T593] RBP: 00007ffca71482c0 R08: 0000000000000000 R09: 0000000000000000
[   58.806383][  T593] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69e
[   58.806626][  T593] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca7148a30
[   58.806876][  T593]  </TASK>
[   58.807020][  T593] irq event stamp: 25119
[   58.807185][  T593] hardirqs last  enabled at (25131): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.807459][  T593] hardirqs last disabled at (25140): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.807733][  T593] softirqs last  enabled at (24466): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   58.808020][  T593] softirqs last disabled at (24459): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   58.808320][  T593] ---[ end trace 0000000000000000 ]---
[   58.833780][  T594] ------------[ cut here ]------------
[   58.833989][  T594] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/594
[   58.834892][  T594] CPU: 2 UID: 0 PID: 594 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.835216][  T594] Tainted: [W]=WARN
[   58.835361][  T594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.835570][  T594] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.835791][  T594] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.836311][  T594] RSP: 0018:ffa0000001897020 EFLAGS: 00010286
[   58.836523][  T594] RAX: 00000000ffffffa6 RBX: ff11000010116e40 RCX: 1ff4000000312dca
[   58.836766][  T594] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010116ef8
[   58.837002][  T594] RBP: ff1100000ff94000 R08: 1fe2200002022de0 R09: ff11000011c00b58
[   58.837257][  T594] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   58.837496][  T594] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff94ce1
[   58.837740][  T594] FS:  00007ff1a030e840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   58.838011][  T594] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.838271][  T594] CR2: 00000000149f7988 CR3: 0000000004d86001 CR4: 0000000000771ef0
[   58.838509][  T594] PKRU: 55555554
[   58.838651][  T594] Call Trace:
[   58.838827][  T594]  <TASK>
[   58.838946][  T594]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   58.839155][  T594]  rtmsg_ifinfo+0x5c/0xb0
[   58.839304][  T594]  ? mark_held_locks+0x40/0x70
[   58.839479][  T594]  __dev_notify_flags+0x1b8/0x280
[   58.839656][  T594]  ? netif_change_name+0x8c0/0x8c0
[   58.839832][  T594]  ? __dev_change_flags+0x4a4/0x660
[   58.840007][  T594]  ? netif_set_allmulti+0x250/0x250
[   58.840208][  T594]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.840386][  T594]  ? is_bpf_text_address+0x68/0x110
[   58.840564][  T594]  netif_change_flags+0xfe/0x190
[   58.840740][  T594]  do_setlink.isra.0+0x1cc3/0x2750
[   58.840916][  T594]  ? rtnl_link_get_size+0x350/0x350
[   58.841128][  T594]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   58.841344][  T594]  ? rcu_read_lock_any_held+0x3c/0x90
[   58.841517][  T594]  ? validate_chain+0x38b/0xc20
[   58.841689][  T594]  ? rcu_read_lock_any_held+0x66/0x90
[   58.841865][  T594]  ? stack_depot_save_flags+0x367/0x770
[   58.842041][  T594]  ? __lock_acquire+0x508/0xc10
[   58.842238][  T594]  ? lock_acquire.part.0+0xbc/0x260
[   58.842412][  T594]  ? rtnl_newlink+0x883/0xea0
[   58.842593][  T594]  ? rcu_is_watching+0x15/0xd0
[   58.842767][  T594]  ? lock_acquire+0x134/0x160
[   58.842954][  T594]  ? rcu_is_watching+0x15/0xd0
[   58.843147][  T594]  ? rcu_is_watching+0x15/0xd0
[   58.843322][  T594]  ? trace_contention_end+0xb3/0x1a0
[   58.843497][  T594]  ? __mutex_lock+0x1db/0x2010
[   58.843677][  T594]  ? __mutex_lock+0x9b2/0x2010
[   58.843854][  T594]  ? rtnl_newlink+0x883/0xea0
[   58.844051][  T594]  ? ww_mutex_lock+0x160/0x160
[   58.844247][  T594]  ? __rtnl_newlink+0x3fa/0xa50
[   58.844426][  T594]  rtnl_newlink+0x8d1/0xea0
[   58.844602][  T594]  ? lock_acquire.part.0+0xbc/0x260
[   58.844776][  T594]  ? __rtnl_newlink+0xa50/0xa50
[   58.844954][  T594]  ? mark_usage+0x61/0x170
[   58.845174][  T594]  ? lock_acquire.part.0+0xbc/0x260
[   58.845348][  T594]  ? find_held_lock+0x2b/0x80
[   58.845523][  T594]  ? __rtnl_newlink+0xa50/0xa50
[   58.845697][  T594]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.845871][  T594]  ? __rtnl_newlink+0xa50/0xa50
[   58.846049][  T594]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.846254][  T594]  ? validate_chain+0x38b/0xc20
[   58.846429][  T594]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.846604][  T594]  ? __lock_acquire+0x508/0xc10
[   58.846779][  T594]  ? lock_acquire.part.0+0xbc/0x260
[   58.846952][  T594]  ? find_held_lock+0x2b/0x80
[   58.847148][  T594]  netlink_rcv_skb+0x14e/0x3a0
[   58.847327][  T594]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.847504][  T594]  ? netlink_ack+0xcd0/0xcd0
[   58.847681][  T594]  ? netlink_deliver_tap+0xc5/0x330
[   58.847854][  T594]  ? netlink_deliver_tap+0x13c/0x330
[   58.848029][  T594]  netlink_unicast+0x486/0x750
[   58.848256][  T594]  ? netlink_attachskb+0x810/0x810
[   58.848436][  T594]  ? __lock_acquire+0x508/0xc10
[   58.848611][  T594]  netlink_sendmsg+0x735/0xc60
[   58.848786][  T594]  ? netlink_unicast+0x750/0x750
[   58.848960][  T594]  ? __might_fault+0x97/0x140
[   58.849153][  T594]  ____sys_sendmsg+0x419/0x850
[   58.849329][  T594]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.849521][  T594]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.849729][  T594]  ? move_addr_to_kernel+0x40/0x40
[   58.849902][  T594]  ? stack_depot_save_flags+0x367/0x770
[   58.850084][  T594]  ? validate_chain+0x38b/0xc20
[   58.850273][  T594]  ___sys_sendmsg+0x14e/0x1d0
[   58.850445][  T594]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.850653][  T594]  ? copy_msghdr_from_user+0x460/0x460
[   58.850839][  T594]  __sys_sendmsg+0x145/0x1f0
[   58.851011][  T594]  ? __sys_sendmsg_sock+0x20/0x20
[   58.851211][  T594]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.851419][  T594]  ? do_raw_spin_unlock+0x59/0x250
[   58.851593][  T594]  ? rcu_is_watching+0x15/0xd0
[   58.851770][  T594]  do_syscall_64+0x117/0xfc0
[   58.851951][  T594]  ? trace_hardirqs_off+0xd/0x30
[   58.852148][  T594]  ? exc_page_fault+0xee/0x100
[   58.852325][  T594]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.852530][  T594] RIP: 0033:0x7ff1a054808e
[   58.852710][  T594] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.853252][  T594] RSP: 002b:00007fff55418d90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.853492][  T594] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff1a054808e
[   58.853728][  T594] RDX: 0000000000000000 RSI: 00007fff55418e40 RDI: 0000000000000005
[   58.853966][  T594] RBP: 00007fff55418da0 R08: 0000000000000000 R09: 0000000000000000
[   58.854224][  T594] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69e
[   58.854486][  T594] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff55419510
[   58.854731][  T594]  </TASK>
[   58.854875][  T594] irq event stamp: 16299
[   58.855020][  T594] hardirqs last  enabled at (16309): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.855314][  T594] hardirqs last disabled at (16320): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.855582][  T594] softirqs last  enabled at (15554): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   58.855865][  T594] softirqs last disabled at (15549): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   58.856148][  T594] ---[ end trace 0000000000000000 ]---
[   58.886079][  T595] hsr1: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   58.886356][  T595] hsr1: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[   58.886692][  T595] ------------[ cut here ]------------
[   58.886823][  T595] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/595
[   58.887055][  T595] CPU: 0 UID: 0 PID: 595 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.887332][  T595] Tainted: [W]=WARN
[   58.887431][  T595] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.887593][  T595] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.887764][  T595] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.888238][  T595] RSP: 0018:ffa00000018a7020 EFLAGS: 00010286
[   58.888403][  T595] RAX: 00000000ffffffa6 RBX: ff110000159d9a80 RCX: 1ff4000000314dca
[   58.888596][  T595] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d9b38
[   58.888789][  T595] RBP: ff110000130c4000 R08: 1fe2200002b3b368 R09: ff11000015b45158
[   58.888980][  T595] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   58.889190][  T595] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000130c4ce1
[   58.889387][  T595] FS:  00007f7eb2115840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   58.889618][  T595] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.889782][  T595] CR2: 000000002ab19988 CR3: 00000000131cd002 CR4: 0000000000771ef0
[   58.889979][  T595] PKRU: 55555554
[   58.890080][  T595] Call Trace:
[   58.890256][  T595]  <TASK>
[   58.890325][  T595]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   58.890455][  T595]  rtmsg_ifinfo+0x5c/0xb0
[   58.890552][  T595]  ? mark_held_locks+0x40/0x70
[   58.890685][  T595]  __dev_notify_flags+0x1b8/0x280
[   58.890816][  T595]  ? netif_change_name+0x8c0/0x8c0
[   58.890944][  T595]  ? __dev_change_flags+0x4a4/0x660
[   58.891078][  T595]  ? netif_set_allmulti+0x250/0x250
[   58.891311][  T595]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.891440][  T595]  ? is_bpf_text_address+0x68/0x110
[   58.891572][  T595]  netif_change_flags+0xfe/0x190
[   58.891703][  T595]  do_setlink.isra.0+0x1cc3/0x2750
[   58.891834][  T595]  ? rtnl_link_get_size+0x350/0x350
[   58.891964][  T595]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   58.892210][  T595]  ? rcu_read_lock_any_held+0x3c/0x90
[   58.892431][  T595]  ? validate_chain+0x38b/0xc20
[   58.892559][  T595]  ? rcu_read_lock_any_held+0x66/0x90
[   58.892690][  T595]  ? stack_depot_save_flags+0x367/0x770
[   58.892823][  T595]  ? __lock_acquire+0x508/0xc10
[   58.892955][  T595]  ? lock_acquire.part.0+0xbc/0x260
[   58.893091][  T595]  ? rtnl_newlink+0x883/0xea0
[   58.893302][  T595]  ? rcu_is_watching+0x15/0xd0
[   58.893434][  T595]  ? lock_acquire+0x134/0x160
[   58.893563][  T595]  ? rcu_is_watching+0x15/0xd0
[   58.893692][  T595]  ? rcu_is_watching+0x15/0xd0
[   58.893824][  T595]  ? trace_contention_end+0xb3/0x1a0
[   58.893955][  T595]  ? __mutex_lock+0x1db/0x2010
[   58.894162][  T595]  ? __mutex_lock+0x9b2/0x2010
[   58.894294][  T595]  ? rtnl_newlink+0x883/0xea0
[   58.894426][  T595]  ? ww_mutex_lock+0x160/0x160
[   58.894559][  T595]  ? __rtnl_newlink+0x3fa/0xa50
[   58.894691][  T595]  rtnl_newlink+0x8d1/0xea0
[   58.894821][  T595]  ? lock_acquire.part.0+0xbc/0x260
[   58.894952][  T595]  ? __rtnl_newlink+0xa50/0xa50
[   58.895093][  T595]  ? mark_usage+0x61/0x170
[   58.895232][  T595]  ? lock_acquire.part.0+0xbc/0x260
[   58.895361][  T595]  ? find_held_lock+0x2b/0x80
[   58.895488][  T595]  ? __rtnl_newlink+0xa50/0xa50
[   58.895616][  T595]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.895746][  T595]  ? __rtnl_newlink+0xa50/0xa50
[   58.895876][  T595]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.896004][  T595]  ? validate_chain+0x38b/0xc20
[   58.896143][  T595]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.896272][  T595]  ? __lock_acquire+0x508/0xc10
[   58.896401][  T595]  ? lock_acquire.part.0+0xbc/0x260
[   58.896529][  T595]  ? find_held_lock+0x2b/0x80
[   58.896659][  T595]  netlink_rcv_skb+0x14e/0x3a0
[   58.896789][  T595]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.896921][  T595]  ? netlink_ack+0xcd0/0xcd0
[   58.897053][  T595]  ? netlink_deliver_tap+0xc5/0x330
[   58.897198][  T595]  ? netlink_deliver_tap+0x13c/0x330
[   58.897331][  T595]  netlink_unicast+0x486/0x750
[   58.897463][  T595]  ? netlink_attachskb+0x810/0x810
[   58.897593][  T595]  ? __lock_acquire+0x508/0xc10
[   58.897725][  T595]  netlink_sendmsg+0x735/0xc60
[   58.897857][  T595]  ? netlink_unicast+0x750/0x750
[   58.897987][  T595]  ? __might_fault+0x97/0x140
[   58.898141][  T595]  ____sys_sendmsg+0x419/0x850
[   58.898273][  T595]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.898403][  T595]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.898565][  T595]  ? move_addr_to_kernel+0x40/0x40
[   58.898695][  T595]  ? stack_depot_save_flags+0x367/0x770
[   58.898829][  T595]  ? validate_chain+0x38b/0xc20
[   58.898959][  T595]  ___sys_sendmsg+0x14e/0x1d0
[   58.899094][  T595]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.899267][  T595]  ? copy_msghdr_from_user+0x460/0x460
[   58.899407][  T595]  __sys_sendmsg+0x145/0x1f0
[   58.899536][  T595]  ? __sys_sendmsg_sock+0x20/0x20
[   58.899665][  T595]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.899829][  T595]  ? do_raw_spin_unlock+0x59/0x250
[   58.899968][  T595]  ? rcu_is_watching+0x15/0xd0
[   58.900177][  T595]  do_syscall_64+0x117/0xfc0
[   58.900331][  T595]  ? trace_hardirqs_off+0xd/0x30
[   58.900462][  T595]  ? exc_page_fault+0xee/0x100
[   58.900591][  T595]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.900753][  T595] RIP: 0033:0x7f7eb234f08e
[   58.900889][  T595] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.901368][  T595] RSP: 002b:00007ffef34af010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.901567][  T595] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7eb234f08e
[   58.901761][  T595] RDX: 0000000000000000 RSI: 00007ffef34af0c0 RDI: 0000000000000005
[   58.901959][  T595] RBP: 00007ffef34af020 R08: 0000000000000000 R09: 0000000000000000
[   58.902168][  T595] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69e
[   58.902366][  T595] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef34af790
[   58.902568][  T595]  </TASK>
[   58.902664][  T595] irq event stamp: 20147
[   58.902765][  T595] hardirqs last  enabled at (20155): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.902991][  T595] hardirqs last disabled at (20162): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.903231][  T595] softirqs last  enabled at (19914): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   58.903457][  T595] softirqs last disabled at (19901): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   58.903688][  T595] ---[ end trace 0000000000000000 ]---
[   58.904961][  T595] ------------[ cut here ]------------
[   58.905247][  T595] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/595
[   58.905625][  T595] CPU: 1 UID: 0 PID: 595 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.905959][  T595] Tainted: [W]=WARN
[   58.906072][  T595] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.906256][  T595] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.906442][  T595] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.907153][  T595] RSP: 0018:ffa00000018a6da0 EFLAGS: 00010286
[   58.907349][  T595] RAX: 00000000ffffffa6 RBX: ff11000010dc3700 RCX: 1ff4000000314d7a
[   58.907554][  T595] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc37b8
[   58.907761][  T595] RBP: ff110000130c4000 R08: 1fe22000021b86f8 R09: ff11000015b45158
[   58.907976][  T595] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   58.908300][  T595] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   58.908621][  T595] FS:  00007f7eb2115840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   58.908867][  T595] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.909043][  T595] CR2: 00007fad1ac7d574 CR3: 00000000131cd002 CR4: 0000000000771ef0
[   58.909271][  T595] PKRU: 55555554
[   58.909380][  T595] Call Trace:
[   58.909483][  T595]  <TASK>
[   58.909554][  T595]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   58.909694][  T595]  ? notifier_call_chain+0xb0/0x320
[   58.909833][  T595]  rtmsg_ifinfo+0x5c/0xb0
[   58.909939][  T595]  netif_state_change+0x155/0x340
[   58.910089][  T595]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   58.910270][  T595]  ? print_lock_name+0x4c/0x110
[   58.910436][  T595]  netif_set_operstate+0xc1/0x100
[   58.910609][  T595]  ? rtnl_put_cacheinfo+0x250/0x250
[   58.910750][  T595]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   58.910929][  T595]  ? hsr_port_get_hsr+0x9c/0x150
[   58.911122][  T595]  ? packet_notifier+0x1c2/0xbd0
[   58.911351][  T595]  ? mutex_is_locked+0x1c/0x50
[   58.911571][  T595]  hsr_netdev_notify+0x387/0xad0
[   58.911758][  T595]  ? hsr_port_get_hsr+0x150/0x150
[   58.911899][  T595]  notifier_call_chain+0xb0/0x320
[   58.912039][  T595]  __dev_notify_flags+0xde/0x280
[   58.912192][  T595]  ? netif_change_name+0x8c0/0x8c0
[   58.912330][  T595]  ? netif_set_allmulti+0x250/0x250
[   58.912473][  T595]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.912624][  T595]  ? is_bpf_text_address+0x68/0x110
[   58.912841][  T595]  netif_change_flags+0xfe/0x190
[   58.913060][  T595]  do_setlink.isra.0+0x1cc3/0x2750
[   58.913295][  T595]  ? rtnl_link_get_size+0x350/0x350
[   58.913435][  T595]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   58.913609][  T595]  ? rcu_read_lock_any_held+0x3c/0x90
[   58.913748][  T595]  ? validate_chain+0x38b/0xc20
[   58.913887][  T595]  ? rcu_read_lock_any_held+0x66/0x90
[   58.914030][  T595]  ? stack_depot_save_flags+0x367/0x770
[   58.914191][  T595]  ? __lock_acquire+0x508/0xc10
[   58.914408][  T595]  ? lock_acquire.part.0+0xbc/0x260
[   58.914623][  T595]  ? rtnl_newlink+0x883/0xea0
[   58.914840][  T595]  ? rcu_is_watching+0x15/0xd0
[   58.914986][  T595]  ? lock_acquire+0x134/0x160
[   58.915141][  T595]  ? rcu_is_watching+0x15/0xd0
[   58.915279][  T595]  ? rcu_is_watching+0x15/0xd0
[   58.915415][  T595]  ? trace_contention_end+0xb3/0x1a0
[   58.915560][  T595]  ? __mutex_lock+0x1db/0x2010
[   58.915741][  T595]  ? __mutex_lock+0x9b2/0x2010
[   58.915956][  T595]  ? rtnl_newlink+0x883/0xea0
[   58.916186][  T595]  ? ww_mutex_lock+0x160/0x160
[   58.916376][  T595]  ? __rtnl_newlink+0x3fa/0xa50
[   58.916518][  T595]  rtnl_newlink+0x8d1/0xea0
[   58.916657][  T595]  ? lock_acquire.part.0+0xbc/0x260
[   58.916795][  T595]  ? __rtnl_newlink+0xa50/0xa50
[   58.916933][  T595]  ? mark_usage+0x61/0x170
[   58.917083][  T595]  ? lock_acquire.part.0+0xbc/0x260
[   58.917296][  T595]  ? find_held_lock+0x2b/0x80
[   58.917511][  T595]  ? __rtnl_newlink+0xa50/0xa50
[   58.917725][  T595]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.917874][  T595]  ? __rtnl_newlink+0xa50/0xa50
[   58.918013][  T595]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.918191][  T595]  ? validate_chain+0x38b/0xc20
[   58.918395][  T595]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.918545][  T595]  ? __lock_acquire+0x508/0xc10
[   58.918743][  T595]  ? lock_acquire.part.0+0xbc/0x260
[   58.918957][  T595]  ? find_held_lock+0x2b/0x80
[   58.919194][  T595]  netlink_rcv_skb+0x14e/0x3a0
[   58.919336][  T595]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.919474][  T595]  ? netlink_ack+0xcd0/0xcd0
[   58.919615][  T595]  ? netlink_deliver_tap+0xc5/0x330
[   58.919753][  T595]  ? netlink_deliver_tap+0x13c/0x330
[   58.919899][  T595]  netlink_unicast+0x486/0x750
[   58.920091][  T595]  ? netlink_attachskb+0x810/0x810
[   58.920318][  T595]  ? __lock_acquire+0x508/0xc10
[   58.920538][  T595]  netlink_sendmsg+0x735/0xc60
[   58.920698][  T595]  ? netlink_unicast+0x750/0x750
[   58.920837][  T595]  ? __might_fault+0x97/0x140
[   58.920977][  T595]  ____sys_sendmsg+0x419/0x850
[   58.921129][  T595]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.921268][  T595]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.921443][  T595]  ? move_addr_to_kernel+0x40/0x40
[   58.921583][  T595]  ? stack_depot_save_flags+0x367/0x770
[   58.921722][  T595]  ? validate_chain+0x38b/0xc20
[   58.921865][  T595]  ___sys_sendmsg+0x14e/0x1d0
[   58.922001][  T595]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.922180][  T595]  ? copy_msghdr_from_user+0x460/0x460
[   58.922330][  T595]  __sys_sendmsg+0x145/0x1f0
[   58.922468][  T595]  ? __sys_sendmsg_sock+0x20/0x20
[   58.922609][  T595]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.922783][  T595]  ? do_raw_spin_unlock+0x59/0x250
[   58.922922][  T595]  ? rcu_is_watching+0x15/0xd0
[   58.923061][  T595]  do_syscall_64+0x117/0xfc0
[   58.923212][  T595]  ? trace_hardirqs_off+0xd/0x30
[   58.923353][  T595]  ? exc_page_fault+0xee/0x100
[   58.923491][  T595]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.923672][  T595] RIP: 0033:0x7f7eb234f08e
[   58.923883][  T595] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.924610][  T595] RSP: 002b:00007ffef34af010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.924838][  T595] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7eb234f08e
[   58.925047][  T595] RDX: 0000000000000000 RSI: 00007ffef34af0c0 RDI: 0000000000000005
[   58.925276][  T595] RBP: 00007ffef34af020 R08: 0000000000000000 R09: 0000000000000000
[   58.925479][  T595] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69e
[   58.925690][  T595] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef34af790
[   58.925998][  T595]  </TASK>
[   58.926172][  T595] irq event stamp: 21695
[   58.926325][  T595] hardirqs last  enabled at (21703): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.926586][  T595] hardirqs last disabled at (21710): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.926823][  T595] softirqs last  enabled at (20740): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   58.927072][  T595] softirqs last disabled at (20691): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   58.927314][  T595] ---[ end trace 0000000000000000 ]---
[   58.971733][  T596] ------------[ cut here ]------------
[   58.971975][  T596] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/596
[   58.972782][  T596] CPU: 2 UID: 0 PID: 596 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   58.973194][  T596] Tainted: [W]=WARN
[   58.973393][  T596] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.973686][  T596] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   58.973909][  T596] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   58.974429][  T596] RSP: 0018:ffa00000018b7020 EFLAGS: 00010286
[   58.974719][  T596] RAX: 00000000ffffffa6 RBX: ff11000010dc3c40 RCX: 1ff4000000316dca
[   58.975026][  T596] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc3cf8
[   58.975393][  T596] RBP: ff1100000207c000 R08: 1fe22000021b87a0 R09: ff11000015b42e58
[   58.975662][  T596] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   58.975900][  T596] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000207cce1
[   58.976159][  T596] FS:  00007f2a5756e840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   58.976434][  T596] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.976645][  T596] CR2: 000000003a557988 CR3: 000000001597f003 CR4: 0000000000771ef0
[   58.976964][  T596] PKRU: 55555554
[   58.977154][  T596] Call Trace:
[   58.977349][  T596]  <TASK>
[   58.977507][  T596]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   58.977762][  T596]  rtmsg_ifinfo+0x5c/0xb0
[   58.977938][  T596]  ? mark_held_locks+0x40/0x70
[   58.978147][  T596]  __dev_notify_flags+0x1b8/0x280
[   58.978329][  T596]  ? netif_change_name+0x8c0/0x8c0
[   58.978505][  T596]  ? __dev_change_flags+0x4a4/0x660
[   58.978682][  T596]  ? netif_set_allmulti+0x250/0x250
[   58.978859][  T596]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.979039][  T596]  ? is_bpf_text_address+0x68/0x110
[   58.979242][  T596]  netif_change_flags+0xfe/0x190
[   58.979427][  T596]  do_setlink.isra.0+0x1cc3/0x2750
[   58.979660][  T596]  ? rtnl_link_get_size+0x350/0x350
[   58.979895][  T596]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   58.980127][  T596]  ? rcu_read_lock_any_held+0x3c/0x90
[   58.980305][  T596]  ? validate_chain+0x38b/0xc20
[   58.980482][  T596]  ? rcu_read_lock_any_held+0x66/0x90
[   58.980664][  T596]  ? stack_depot_save_flags+0x367/0x770
[   58.980843][  T596]  ? __lock_acquire+0x508/0xc10
[   58.981024][  T596]  ? lock_acquire.part.0+0xbc/0x260
[   58.981218][  T596]  ? rtnl_newlink+0x883/0xea0
[   58.981393][  T596]  ? rcu_is_watching+0x15/0xd0
[   58.981568][  T596]  ? lock_acquire+0x134/0x160
[   58.981742][  T596]  ? rcu_is_watching+0x15/0xd0
[   58.981919][  T596]  ? rcu_is_watching+0x15/0xd0
[   58.982113][  T596]  ? trace_contention_end+0xb3/0x1a0
[   58.982291][  T596]  ? __mutex_lock+0x1db/0x2010
[   58.982466][  T596]  ? __mutex_lock+0x9b2/0x2010
[   58.982640][  T596]  ? rtnl_newlink+0x883/0xea0
[   58.982815][  T596]  ? ww_mutex_lock+0x160/0x160
[   58.982991][  T596]  ? __rtnl_newlink+0x3fa/0xa50
[   58.983183][  T596]  rtnl_newlink+0x8d1/0xea0
[   58.983365][  T596]  ? lock_acquire.part.0+0xbc/0x260
[   58.983539][  T596]  ? __rtnl_newlink+0xa50/0xa50
[   58.983711][  T596]  ? mark_usage+0x61/0x170
[   58.983888][  T596]  ? lock_acquire.part.0+0xbc/0x260
[   58.984076][  T596]  ? find_held_lock+0x2b/0x80
[   58.984297][  T596]  ? __rtnl_newlink+0xa50/0xa50
[   58.984538][  T596]  ? __lock_release.isra.0+0x6b/0x1a0
[   58.984755][  T596]  ? __rtnl_newlink+0xa50/0xa50
[   58.985006][  T596]  rtnetlink_rcv_msg+0x40d/0x9e0
[   58.985282][  T596]  ? validate_chain+0x38b/0xc20
[   58.985495][  T596]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.985671][  T596]  ? __lock_acquire+0x508/0xc10
[   58.985848][  T596]  ? lock_acquire.part.0+0xbc/0x260
[   58.986022][  T596]  ? find_held_lock+0x2b/0x80
[   58.986243][  T596]  netlink_rcv_skb+0x14e/0x3a0
[   58.986464][  T596]  ? rtnl_stats_set+0x3f0/0x3f0
[   58.986701][  T596]  ? netlink_ack+0xcd0/0xcd0
[   58.986948][  T596]  ? netlink_deliver_tap+0xc5/0x330
[   58.987224][  T596]  ? netlink_deliver_tap+0x13c/0x330
[   58.987478][  T596]  netlink_unicast+0x486/0x750
[   58.987686][  T596]  ? netlink_attachskb+0x810/0x810
[   58.987884][  T596]  ? __lock_acquire+0x508/0xc10
[   58.988057][  T596]  netlink_sendmsg+0x735/0xc60
[   58.988252][  T596]  ? netlink_unicast+0x750/0x750
[   58.988427][  T596]  ? __might_fault+0x97/0x140
[   58.988647][  T596]  ____sys_sendmsg+0x419/0x850
[   58.988865][  T596]  ? copy_msghdr_from_user+0x2a0/0x460
[   58.989127][  T596]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   58.989424][  T596]  ? move_addr_to_kernel+0x40/0x40
[   58.989663][  T596]  ? stack_depot_save_flags+0x367/0x770
[   58.989848][  T596]  ? validate_chain+0x38b/0xc20
[   58.990026][  T596]  ___sys_sendmsg+0x14e/0x1d0
[   58.990240][  T596]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   58.990452][  T596]  ? copy_msghdr_from_user+0x460/0x460
[   58.990714][  T596]  __sys_sendmsg+0x145/0x1f0
[   58.990927][  T596]  ? __sys_sendmsg_sock+0x20/0x20
[   58.991205][  T596]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   58.991516][  T596]  ? do_raw_spin_unlock+0x59/0x250
[   58.991696][  T596]  ? rcu_is_watching+0x15/0xd0
[   58.991873][  T596]  do_syscall_64+0x117/0xfc0
[   58.992051][  T596]  ? trace_hardirqs_off+0xd/0x30
[   58.992247][  T596]  ? exc_page_fault+0xee/0x100
[   58.992481][  T596]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   58.992722][  T596] RIP: 0033:0x7f2a577a808e
[   58.992907][  T596] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   58.993528][  T596] RSP: 002b:00007ffe2fdc0cf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.993872][  T596] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2a577a808e
[   58.994211][  T596] RDX: 0000000000000000 RSI: 00007ffe2fdc0da0 RDI: 0000000000000005
[   58.994456][  T596] RBP: 00007ffe2fdc0d00 R08: 0000000000000000 R09: 0000000000000000
[   58.994695][  T596] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69e
[   58.994939][  T596] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2fdc1470
[   58.995273][  T596]  </TASK>
[   58.995471][  T596] irq event stamp: 22731
[   58.995617][  T596] hardirqs last  enabled at (22741): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   58.995889][  T596] hardirqs last disabled at (22750): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   58.996194][  T596] softirqs last  enabled at (22324): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   58.996467][  T596] softirqs last disabled at (22311): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   58.996739][  T596] ---[ end trace 0000000000000000 ]---
[   59.029885][  T597] ------------[ cut here ]------------
[   59.030042][  T597] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/597
[   59.030295][  T597] CPU: 3 UID: 0 PID: 597 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   59.030554][  T597] Tainted: [W]=WARN
[   59.030654][  T597] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.030817][  T597] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   59.030986][  T597] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   59.031451][  T597] RSP: 0018:ffa00000018c7020 EFLAGS: 00010286
[   59.031616][  T597] RAX: 00000000ffffffa6 RBX: ff11000015a88e40 RCX: 1ff4000000318dca
[   59.031821][  T597] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a88ef8
[   59.032016][  T597] RBP: ff11000015894000 R08: 1fe2200002b511e0 R09: ff11000015b40b58
[   59.032222][  T597] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   59.032415][  T597] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015894ce1
[   59.032613][  T597] FS:  00007fe5b3054840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   59.032840][  T597] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.033000][  T597] CR2: 000000003e8ff988 CR3: 0000000011e5c002 CR4: 0000000000771ef0
[   59.033291][  T597] PKRU: 55555554
[   59.033390][  T597] Call Trace:
[   59.033487][  T597]  <TASK>
[   59.033553][  T597]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   59.033687][  T597]  rtmsg_ifinfo+0x5c/0xb0
[   59.033785][  T597]  ? mark_held_locks+0x40/0x70
[   59.033914][  T597]  __dev_notify_flags+0x1b8/0x280
[   59.034045][  T597]  ? netif_change_name+0x8c0/0x8c0
[   59.034245][  T597]  ? __dev_change_flags+0x4a4/0x660
[   59.034375][  T597]  ? netif_set_allmulti+0x250/0x250
[   59.034502][  T597]  ? __lock_release.isra.0+0x6b/0x1a0
[   59.034631][  T597]  ? is_bpf_text_address+0x68/0x110
[   59.034763][  T597]  netif_change_flags+0xfe/0x190
[   59.034894][  T597]  do_setlink.isra.0+0x1cc3/0x2750
[   59.035025][  T597]  ? rtnl_link_get_size+0x350/0x350
[   59.035254][  T597]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   59.035506][  T597]  ? rcu_read_lock_any_held+0x3c/0x90
[   59.035638][  T597]  ? validate_chain+0x38b/0xc20
[   59.035769][  T597]  ? rcu_read_lock_any_held+0x66/0x90
[   59.035898][  T597]  ? stack_depot_save_flags+0x367/0x770
[   59.036031][  T597]  ? __lock_acquire+0x508/0xc10
[   59.036259][  T597]  ? lock_acquire.part.0+0xbc/0x260
[   59.036390][  T597]  ? rtnl_newlink+0x883/0xea0
[   59.036520][  T597]  ? rcu_is_watching+0x15/0xd0
[   59.036651][  T597]  ? lock_acquire+0x134/0x160
[   59.036778][  T597]  ? rcu_is_watching+0x15/0xd0
[   59.036906][  T597]  ? rcu_is_watching+0x15/0xd0
[   59.037035][  T597]  ? trace_contention_end+0xb3/0x1a0
[   59.037238][  T597]  ? __mutex_lock+0x1db/0x2010
[   59.037370][  T597]  ? __mutex_lock+0x9b2/0x2010
[   59.037499][  T597]  ? rtnl_newlink+0x883/0xea0
[   59.037630][  T597]  ? ww_mutex_lock+0x160/0x160
[   59.037763][  T597]  ? __rtnl_newlink+0x3fa/0xa50
[   59.037895][  T597]  rtnl_newlink+0x8d1/0xea0
[   59.038025][  T597]  ? lock_acquire.part.0+0xbc/0x260
[   59.038188][  T597]  ? __rtnl_newlink+0xa50/0xa50
[   59.038318][  T597]  ? mark_usage+0x61/0x170
[   59.038450][  T597]  ? lock_acquire.part.0+0xbc/0x260
[   59.038579][  T597]  ? find_held_lock+0x2b/0x80
[   59.038710][  T597]  ? __rtnl_newlink+0xa50/0xa50
[   59.038842][  T597]  ? __lock_release.isra.0+0x6b/0x1a0
[   59.038976][  T597]  ? __rtnl_newlink+0xa50/0xa50
[   59.039115][  T597]  rtnetlink_rcv_msg+0x40d/0x9e0
[   59.039244][  T597]  ? validate_chain+0x38b/0xc20
[   59.039375][  T597]  ? rtnl_stats_set+0x3f0/0x3f0
[   59.039505][  T597]  ? __lock_acquire+0x508/0xc10
[   59.039637][  T597]  ? lock_acquire.part.0+0xbc/0x260
[   59.039768][  T597]  ? find_held_lock+0x2b/0x80
[   59.039899][  T597]  netlink_rcv_skb+0x14e/0x3a0
[   59.040032][  T597]  ? rtnl_stats_set+0x3f0/0x3f0
[   59.040179][  T597]  ? netlink_ack+0xcd0/0xcd0
[   59.040315][  T597]  ? netlink_deliver_tap+0xc5/0x330
[   59.040445][  T597]  ? netlink_deliver_tap+0x13c/0x330
[   59.040577][  T597]  netlink_unicast+0x486/0x750
[   59.040712][  T597]  ? netlink_attachskb+0x810/0x810
[   59.040842][  T597]  ? __lock_acquire+0x508/0xc10
[   59.040974][  T597]  netlink_sendmsg+0x735/0xc60
[   59.041118][  T597]  ? netlink_unicast+0x750/0x750
[   59.041250][  T597]  ? __might_fault+0x97/0x140
[   59.041384][  T597]  ____sys_sendmsg+0x419/0x850
[   59.041513][  T597]  ? copy_msghdr_from_user+0x2a0/0x460
[   59.041646][  T597]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   59.041809][  T597]  ? move_addr_to_kernel+0x40/0x40
[   59.041948][  T597]  ? stack_depot_save_flags+0x367/0x770
[   59.042089][  T597]  ? validate_chain+0x38b/0xc20
[   59.042231][  T597]  ___sys_sendmsg+0x14e/0x1d0
[   59.042360][  T597]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   59.042522][  T597]  ? copy_msghdr_from_user+0x460/0x460
[   59.042662][  T597]  __sys_sendmsg+0x145/0x1f0
[   59.042792][  T597]  ? __sys_sendmsg_sock+0x20/0x20
[   59.042924][  T597]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   59.043093][  T597]  ? do_raw_spin_unlock+0x59/0x250
[   59.043230][  T597]  ? rcu_is_watching+0x15/0xd0
[   59.043359][  T597]  do_syscall_64+0x117/0xfc0
[   59.043493][  T597]  ? trace_hardirqs_off+0xd/0x30
[   59.043623][  T597]  ? exc_page_fault+0xee/0x100
[   59.043752][  T597]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   59.043916][  T597] RIP: 0033:0x7fe5b328e08e
[   59.044053][  T597] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   59.044527][  T597] RSP: 002b:00007fff12526a40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.044729][  T597] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe5b328e08e
[   59.044923][  T597] RDX: 0000000000000000 RSI: 00007fff12526af0 RDI: 0000000000000005
[   59.045128][  T597] RBP: 00007fff12526a50 R08: 0000000000000000 R09: 0000000000000000
[   59.045325][  T597] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69e
[   59.045523][  T597] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff125271c0
[   59.045726][  T597]  </TASK>
[   59.045825][  T597] irq event stamp: 22631
[   59.045924][  T597] hardirqs last  enabled at (22639): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   59.046165][  T597] hardirqs last disabled at (22648): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   59.046400][  T597] softirqs last  enabled at (22142): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   59.046627][  T597] softirqs last disabled at (22037): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   59.046851][  T597] ---[ end trace 0000000000000000 ]---
[   59.047737][   T39] ------------[ cut here ]------------
[   59.047943][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u20:0/39
[   59.048280][   T39] CPU: 2 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   59.048631][   T39] Tainted: [W]=WARN
[   59.048775][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.048981][   T39] Workqueue: events_unbound linkwatch_event
[   59.049241][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   59.049460][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   59.049967][   T39] RSP: 0018:ffa00000002bf760 EFLAGS: 00010286
[   59.050208][   T39] RAX: 00000000ffffffa6 RBX: ff11000015a89c40 RCX: 1ff4000000057eb2
[   59.050451][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89cf8
[   59.050691][   T39] RBP: ff110000130c4000 R08: 1fe2200002b513a0 R09: ff11000001d951a8
[   59.050931][   T39] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   59.051201][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   59.051445][   T39] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   59.051721][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.051931][   T39] CR2: 00007f2a5763b574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   59.052195][   T39] PKRU: 55555554
[   59.052350][   T39] Call Trace:
[   59.052496][   T39]  <TASK>
[   59.052609][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   59.052786][   T39]  ? notifier_call_chain+0xb0/0x320
[   59.052964][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   59.053129][   T39]  netif_state_change+0x155/0x340
[   59.053309][   T39]  ? __queue_work+0x31a/0xc00
[   59.053485][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   59.053694][   T39]  ? lockdep_hardirqs_on+0x8c/0x130
[   59.053872][   T39]  ? mod_delayed_work_on+0x109/0x120
[   59.054048][   T39]  netif_set_operstate+0xc1/0x100
[   59.054249][   T39]  ? rtnl_put_cacheinfo+0x250/0x250
[   59.054426][   T39]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   59.054638][   T39]  hsr_check_carrier_and_operstate+0x4da/0x700
[   59.054847][   T39]  hsr_netdev_notify+0x387/0xad0
[   59.055024][   T39]  ? unregister_vlan_dev+0x380/0x380
[   59.055226][   T39]  ? hsr_port_get_hsr+0x150/0x150
[   59.055405][   T39]  notifier_call_chain+0xb0/0x320
[   59.055584][   T39]  netif_state_change+0x139/0x340
[   59.055761][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   59.055969][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   59.056167][   T39]  __linkwatch_run_queue+0x34c/0x750
[   59.056347][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   59.056527][   T39]  linkwatch_event+0x7f/0xb0
[   59.056703][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   59.056878][   T39]  process_one_work+0xdf8/0x1410
[   59.057056][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   59.057248][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   59.057428][   T39]  worker_thread+0x4f1/0xd60
[   59.057608][   T39]  ? rescuer_thread+0x1320/0x1320
[   59.057787][   T39]  kthread+0x367/0x460
[   59.057932][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   59.058162][   T39]  ? kthread_affine_node+0x330/0x330
[   59.058340][   T39]  ret_from_fork+0x474/0x6b0
[   59.058518][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   59.058725][   T39]  ? __switch_to+0x5a3/0xe00
[   59.058903][   T39]  ? kthread_affine_node+0x330/0x330
[   59.059091][   T39]  ret_from_fork_asm+0x11/0x20
[   59.059291][   T39]  </TASK>
[   59.059433][   T39] irq event stamp: 136549
[   59.059577][   T39] hardirqs last  enabled at (136559): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   59.059848][   T39] hardirqs last disabled at (136568): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   59.060139][   T39] softirqs last  enabled at (136130): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   59.060415][   T39] softirqs last disabled at (136121): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   59.060681][   T39] ---[ end trace 0000000000000000 ]---
[   59.066724][   T39] ------------[ cut here ]------------
[   59.066861][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u20:0/39
[   59.067113][   T39] CPU: 0 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   59.067392][   T39] Tainted: [W]=WARN
[   59.067484][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.067637][   T39] Workqueue: events_unbound linkwatch_event
[   59.067798][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   59.067957][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   59.068396][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   59.068549][   T39] RAX: 00000000ffffffa6 RBX: ff11000015a89000 RCX: 1ff4000000057f02
[   59.068733][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a890b8
[   59.068914][   T39] RBP: ff110000075b9000 R08: 1fe2200002b51218 R09: ff11000001d951a8
[   59.069108][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   59.069292][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.069475][   T39] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   59.069687][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.069839][   T39] CR2: 000000002ab19988 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   59.070020][   T39] PKRU: 55555554
[   59.070124][   T39] Call Trace:
[   59.070229][   T39]  <TASK>
[   59.070293][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   59.070414][   T39]  ? notifier_call_chain+0xb0/0x320
[   59.070534][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   59.070626][   T39]  netif_state_change+0x155/0x340
[   59.070747][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   59.070898][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   59.071022][   T39]  __linkwatch_run_queue+0x34c/0x750
[   59.071154][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   59.071277][   T39]  linkwatch_event+0x7f/0xb0
[   59.071397][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   59.071518][   T39]  process_one_work+0xdf8/0x1410
[   59.071642][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   59.071761][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   59.071889][   T39]  worker_thread+0x4f1/0xd60
[   59.072014][   T39]  ? rescuer_thread+0x1320/0x1320
[   59.072141][   T39]  kthread+0x367/0x460
[   59.072232][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   59.072382][   T39]  ? kthread_affine_node+0x330/0x330
[   59.072502][   T39]  ret_from_fork+0x474/0x6b0
[   59.072624][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   59.072781][   T39]  ? __switch_to+0x5a3/0xe00
[   59.072903][   T39]  ? kthread_affine_node+0x330/0x330
[   59.073022][   T39]  ret_from_fork_asm+0x11/0x20
[   59.073157][   T39]  </TASK>
[   59.073247][   T39] irq event stamp: 143329
[   59.073340][   T39] hardirqs last  enabled at (143337): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   59.073553][   T39] hardirqs last disabled at (143344): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   59.073766][   T39] softirqs last  enabled at (140226): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   59.073977][   T39] softirqs last disabled at (140221): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   59.074201][   T39] ---[ end trace 0000000000000000 ]---
[   59.074794][   T39] ------------[ cut here ]------------
[   59.074917][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u20:0/39
[   59.075170][   T39] CPU: 0 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   59.075443][   T39] Tainted: [W]=WARN
[   59.075533][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.075687][   T39] Workqueue: events_unbound linkwatch_event
[   59.075843][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   59.076001][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   59.076442][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   59.076597][   T39] RAX: 00000000ffffffa6 RBX: ff11000011768ac0 RCX: 1ff4000000057f02
[   59.076780][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011768b78
[   59.076961][   T39] RBP: ff110000130c4000 R08: 1fe22000022ed170 R09: ff11000001d951a8
[   59.077154][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   59.077340][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.077527][   T39] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   59.077738][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.077890][   T39] CR2: 000000002ab19988 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   59.078075][   T39] PKRU: 55555554
[   59.078173][   T39] Call Trace:
[   59.078265][   T39]  <TASK>
[   59.078329][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   59.078450][   T39]  ? notifier_call_chain+0xb0/0x320
[   59.078573][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   59.078666][   T39]  netif_state_change+0x155/0x340
[   59.078789][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   59.078942][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   59.079070][   T39]  __linkwatch_run_queue+0x34c/0x750
[   59.079196][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   59.079320][   T39]  linkwatch_event+0x7f/0xb0
[   59.079441][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   59.079561][   T39]  process_one_work+0xdf8/0x1410
[   59.079686][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   59.079805][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   59.079931][   T39]  worker_thread+0x4f1/0xd60
[   59.080054][   T39]  ? rescuer_thread+0x1320/0x1320
[   59.080187][   T39]  kthread+0x367/0x460
[   59.080280][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   59.080430][   T39]  ? kthread_affine_node+0x330/0x330
[   59.080551][   T39]  ret_from_fork+0x474/0x6b0
[   59.080678][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   59.080827][   T39]  ? __switch_to+0x5a3/0xe00
[   59.080947][   T39]  ? kthread_affine_node+0x330/0x330
[   59.081072][   T39]  ret_from_fork_asm+0x11/0x20
[   59.081201][   T39]  </TASK>
[   59.081294][   T39] irq event stamp: 144089
[   59.081384][   T39] hardirqs last  enabled at (144097): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   59.081595][   T39] hardirqs last disabled at (144104): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   59.081806][   T39] softirqs last  enabled at (143696): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   59.082017][   T39] softirqs last disabled at (143694): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   59.082235][   T39] ---[ end trace 0000000000000000 ]---
[   59.098955][  T598] hsr2: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   59.099244][  T598] hsr2: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[   59.099655][  T598] ------------[ cut here ]------------
[   59.099828][  T598] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/598
[   59.100697][  T598] CPU: 2 UID: 0 PID: 598 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   59.101022][  T598] Tainted: [W]=WARN
[   59.101191][  T598] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.101401][  T598] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   59.101616][  T598] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   59.102136][  T598] RSP: 0018:ffa00000018d7020 EFLAGS: 00010286
[   59.102343][  T598] RAX: 00000000ffffffa6 RBX: ff11000015c03c40 RCX: 1ff400000031adca
[   59.102584][  T598] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c03cf8
[   59.102822][  T598] RBP: ff11000015cac000 R08: 1fe2200002b807a0 R09: ff11000011ec5158
[   59.103059][  T598] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   59.103314][  T598] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015cacce1
[   59.103561][  T598] FS:  00007fae43e77840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   59.103836][  T598] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.104047][  T598] CR2: 000000002f3f5988 CR3: 0000000015978006 CR4: 0000000000771ef0
[   59.104310][  T598] PKRU: 55555554
[   59.104455][  T598] Call Trace:
[   59.104601][  T598]  <TASK>
[   59.104714][  T598]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   59.104891][  T598]  rtmsg_ifinfo+0x5c/0xb0
[   59.105037][  T598]  ? mark_held_locks+0x40/0x70
[   59.105237][  T598]  __dev_notify_flags+0x1b8/0x280
[   59.105416][  T598]  ? netif_change_name+0x8c0/0x8c0
[   59.105592][  T598]  ? __dev_change_flags+0x4a4/0x660
[   59.105769][  T598]  ? netif_set_allmulti+0x250/0x250
[   59.105948][  T598]  ? __lock_release.isra.0+0x6b/0x1a0
[   59.106160][  T598]  ? is_bpf_text_address+0x68/0x110
[   59.106340][  T598]  netif_change_flags+0xfe/0x190
[   59.106519][  T598]  do_setlink.isra.0+0x1cc3/0x2750
[   59.106697][  T598]  ? rtnl_link_get_size+0x350/0x350
[   59.106874][  T598]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   59.107094][  T598]  ? rcu_read_lock_any_held+0x3c/0x90
[   59.107285][  T598]  ? validate_chain+0x38b/0xc20
[   59.107463][  T598]  ? rcu_read_lock_any_held+0x66/0x90
[   59.107640][  T598]  ? stack_depot_save_flags+0x367/0x770
[   59.107821][  T598]  ? __lock_acquire+0x508/0xc10
[   59.108002][  T598]  ? lock_acquire.part.0+0xbc/0x260
[   59.108202][  T598]  ? rtnl_newlink+0x883/0xea0
[   59.108395][  T598]  ? rcu_is_watching+0x15/0xd0
[   59.108572][  T598]  ? lock_acquire+0x134/0x160
[   59.108748][  T598]  ? rcu_is_watching+0x15/0xd0
[   59.108924][  T598]  ? rcu_is_watching+0x15/0xd0
[   59.109122][  T598]  ? trace_contention_end+0xb3/0x1a0
[   59.109301][  T598]  ? __mutex_lock+0x1db/0x2010
[   59.109481][  T598]  ? __mutex_lock+0x9b2/0x2010
[   59.109660][  T598]  ? rtnl_newlink+0x883/0xea0
[   59.109843][  T598]  ? ww_mutex_lock+0x160/0x160
[   59.110023][  T598]  ? __rtnl_newlink+0x3fa/0xa50
[   59.110225][  T598]  rtnl_newlink+0x8d1/0xea0
[   59.110405][  T598]  ? lock_acquire.part.0+0xbc/0x260
[   59.110583][  T598]  ? __rtnl_newlink+0xa50/0xa50
[   59.110759][  T598]  ? mark_usage+0x61/0x170
[   59.110939][  T598]  ? lock_acquire.part.0+0xbc/0x260
[   59.111137][  T598]  ? find_held_lock+0x2b/0x80
[   59.111319][  T598]  ? __rtnl_newlink+0xa50/0xa50
[   59.111498][  T598]  ? __lock_release.isra.0+0x6b/0x1a0
[   59.111676][  T598]  ? __rtnl_newlink+0xa50/0xa50
[   59.111853][  T598]  rtnetlink_rcv_msg+0x40d/0x9e0
[   59.112030][  T598]  ? validate_chain+0x38b/0xc20
[   59.112341][  T598]  ? rtnl_stats_set+0x3f0/0x3f0
[   59.112516][  T598]  ? __lock_acquire+0x508/0xc10
[   59.112696][  T598]  ? lock_acquire.part.0+0xbc/0x260
[   59.112874][  T598]  ? find_held_lock+0x2b/0x80
[   59.113053][  T598]  netlink_rcv_skb+0x14e/0x3a0
[   59.113248][  T598]  ? rtnl_stats_set+0x3f0/0x3f0
[   59.113426][  T598]  ? netlink_ack+0xcd0/0xcd0
[   59.113604][  T598]  ? netlink_deliver_tap+0xc5/0x330
[   59.113779][  T598]  ? netlink_deliver_tap+0x13c/0x330
[   59.113960][  T598]  netlink_unicast+0x486/0x750
[   59.114169][  T598]  ? netlink_attachskb+0x810/0x810
[   59.114346][  T598]  ? __lock_acquire+0x508/0xc10
[   59.114524][  T598]  netlink_sendmsg+0x735/0xc60
[   59.114703][  T598]  ? netlink_unicast+0x750/0x750
[   59.114880][  T598]  ? __might_fault+0x97/0x140
[   59.115059][  T598]  ____sys_sendmsg+0x419/0x850
[   59.115264][  T598]  ? copy_msghdr_from_user+0x2a0/0x460
[   59.115439][  T598]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   59.115650][  T598]  ? move_addr_to_kernel+0x40/0x40
[   59.115828][  T598]  ? stack_depot_save_flags+0x367/0x770
[   59.116030][  T598]  ? validate_chain+0x38b/0xc20
[   59.116229][  T598]  ___sys_sendmsg+0x14e/0x1d0
[   59.116407][  T598]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   59.116617][  T598]  ? copy_msghdr_from_user+0x460/0x460
[   59.116803][  T598]  __sys_sendmsg+0x145/0x1f0
[   59.116985][  T598]  ? __sys_sendmsg_sock+0x20/0x20
[   59.117181][  T598]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   59.117392][  T598]  ? do_raw_spin_unlock+0x59/0x250
[   59.117571][  T598]  ? rcu_is_watching+0x15/0xd0
[   59.117748][  T598]  do_syscall_64+0x117/0xfc0
[   59.117926][  T598]  ? trace_hardirqs_off+0xd/0x30
[   59.118126][  T598]  ? exc_page_fault+0xee/0x100
[   59.118310][  T598]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   59.118520][  T598] RIP: 0033:0x7fae440b108e
[   59.118702][  T598] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   59.119228][  T598] RSP: 002b:00007fffd420c000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.119475][  T598] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fae440b108e
[   59.119716][  T598] RDX: 0000000000000000 RSI: 00007fffd420c0b0 RDI: 0000000000000005
[   59.119955][  T598] RBP: 00007fffd420c010 R08: 0000000000000000 R09: 0000000000000000
[   59.120215][  T598] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69e
[   59.120461][  T598] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd420c780
[   59.120707][  T598]  </TASK>
[   59.120850][  T598] irq event stamp: 17997
[   59.120996][  T598] hardirqs last  enabled at (18007): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   59.121293][  T598] hardirqs last disabled at (18018): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   59.121570][  T598] softirqs last  enabled at (17656): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   59.121843][  T598] softirqs last disabled at (17649): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   59.122136][  T598] ---[ end trace 0000000000000000 ]---
[   59.123638][  T598] ------------[ cut here ]------------
[   59.123818][  T598] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/598
[   59.124726][  T598] CPU: 2 UID: 0 PID: 598 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   59.125085][  T598] Tainted: [W]=WARN
[   59.125251][  T598] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.125468][  T598] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   59.125698][  T598] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   59.126254][  T598] RSP: 0018:ffa00000018d6da0 EFLAGS: 00010286
[   59.126475][  T598] RAX: 00000000ffffffa6 RBX: ff11000010058040 RCX: 1ff400000031ad7a
[   59.126726][  T598] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100580f8
[   59.126981][  T598] RBP: ff11000015cac000 R08: 1fe220000200b020 R09: ff11000011ec5158
[   59.127250][  T598] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   59.127501][  T598] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   59.127753][  T598] FS:  00007fae43e77840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   59.128045][  T598] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.128284][  T598] CR2: 000000002f3f5988 CR3: 0000000015978006 CR4: 0000000000771ef0
[   59.128536][  T598] PKRU: 55555554
[   59.128686][  T598] Call Trace:
[   59.128839][  T598]  <TASK>
[   59.128958][  T598]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   59.129168][  T598]  ? notifier_call_chain+0xb0/0x320
[   59.129356][  T598]  rtmsg_ifinfo+0x5c/0xb0
[   59.129510][  T598]  netif_state_change+0x155/0x340
[   59.129700][  T598]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   59.129920][  T598]  ? print_lock_name+0x4c/0x110
[   59.130130][  T598]  netif_set_operstate+0xc1/0x100
[   59.130318][  T598]  ? rtnl_put_cacheinfo+0x250/0x250
[   59.130507][  T598]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   59.130731][  T598]  ? hsr_port_get_hsr+0x9c/0x150
[   59.130917][  T598]  ? packet_notifier+0x1c2/0xbd0
[   59.131123][  T598]  ? mutex_is_locked+0x1c/0x50
[   59.131312][  T598]  hsr_netdev_notify+0x387/0xad0
[   59.131498][  T598]  ? hsr_port_get_hsr+0x150/0x150
[   59.131686][  T598]  notifier_call_chain+0xb0/0x320
[   59.131876][  T598]  __dev_notify_flags+0xde/0x280
[   59.132062][  T598]  ? netif_change_name+0x8c0/0x8c0
[   59.132275][  T598]  ? netif_set_allmulti+0x250/0x250
[   59.132461][  T598]  ? __lock_release.isra.0+0x6b/0x1a0
[   59.132648][  T598]  ? is_bpf_text_address+0x68/0x110
[   59.132839][  T598]  netif_change_flags+0xfe/0x190
[   59.133026][  T598]  do_setlink.isra.0+0x1cc3/0x2750
[   59.133237][  T598]  ? rtnl_link_get_size+0x350/0x350
[   59.133430][  T598]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   59.133650][  T598]  ? rcu_read_lock_any_held+0x3c/0x90
[   59.133833][  T598]  ? validate_chain+0x38b/0xc20
[   59.134018][  T598]  ? rcu_read_lock_any_held+0x66/0x90
[   59.134218][  T598]  ? stack_depot_save_flags+0x367/0x770
[   59.134406][  T598]  ? __lock_acquire+0x508/0xc10
[   59.134594][  T598]  ? lock_acquire.part.0+0xbc/0x260
[   59.134783][  T598]  ? rtnl_newlink+0x883/0xea0
[   59.134970][  T598]  ? rcu_is_watching+0x15/0xd0
[   59.135188][  T598]  ? lock_acquire+0x134/0x160
[   59.135372][  T598]  ? rcu_is_watching+0x15/0xd0
[   59.135555][  T598]  ? rcu_is_watching+0x15/0xd0
[   59.135740][  T598]  ? trace_contention_end+0xb3/0x1a0
[   59.135923][  T598]  ? __mutex_lock+0x1db/0x2010
[   59.136128][  T598]  ? __mutex_lock+0x9b2/0x2010
[   59.136318][  T598]  ? rtnl_newlink+0x883/0xea0
[   59.136505][  T598]  ? ww_mutex_lock+0x160/0x160
[   59.136694][  T598]  ? __rtnl_newlink+0x3fa/0xa50
[   59.136881][  T598]  rtnl_newlink+0x8d1/0xea0
[   59.137074][  T598]  ? lock_acquire.part.0+0xbc/0x260
[   59.137273][  T598]  ? __rtnl_newlink+0xa50/0xa50
[   59.137456][  T598]  ? mark_usage+0x61/0x170
[   59.137642][  T598]  ? lock_acquire.part.0+0xbc/0x260
[   59.137831][  T598]  ? find_held_lock+0x2b/0x80
[   59.138017][  T598]  ? __rtnl_newlink+0xa50/0xa50
[   59.138225][  T598]  ? __lock_release.isra.0+0x6b/0x1a0
[   59.138409][  T598]  ? __rtnl_newlink+0xa50/0xa50
[   59.138592][  T598]  rtnetlink_rcv_msg+0x40d/0x9e0
[   59.138775][  T598]  ? validate_chain+0x38b/0xc20
[   59.138958][  T598]  ? rtnl_stats_set+0x3f0/0x3f0
[   59.139162][  T598]  ? __lock_acquire+0x508/0xc10
[   59.139373][  T598]  ? lock_acquire.part.0+0xbc/0x260
[   59.139563][  T598]  ? find_held_lock+0x2b/0x80
[   59.139750][  T598]  netlink_rcv_skb+0x14e/0x3a0
[   59.139933][  T598]  ? rtnl_stats_set+0x3f0/0x3f0
[   59.140140][  T598]  ? netlink_ack+0xcd0/0xcd0
[   59.140328][  T598]  ? netlink_deliver_tap+0xc5/0x330
[   59.140511][  T598]  ? netlink_deliver_tap+0x13c/0x330
[   59.140702][  T598]  netlink_unicast+0x486/0x750
[   59.140890][  T598]  ? netlink_attachskb+0x810/0x810
[   59.141085][  T598]  ? __lock_acquire+0x508/0xc10
[   59.141293][  T598]  netlink_sendmsg+0x735/0xc60
[   59.141482][  T598]  ? netlink_unicast+0x750/0x750
[   59.141669][  T598]  ? __might_fault+0x97/0x140
[   59.141859][  T598]  ____sys_sendmsg+0x419/0x850
[   59.142050][  T598]  ? copy_msghdr_from_user+0x2a0/0x460
[   59.142266][  T598]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   59.142489][  T598]  ? move_addr_to_kernel+0x40/0x40
[   59.142680][  T598]  ? stack_depot_save_flags+0x367/0x770
[   59.142875][  T598]  ? validate_chain+0x38b/0xc20
[   59.143087][  T598]  ___sys_sendmsg+0x14e/0x1d0
[   59.143301][  T598]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   59.143543][  T598]  ? copy_msghdr_from_user+0x460/0x460
[   59.143755][  T598]  __sys_sendmsg+0x145/0x1f0
[   59.143955][  T598]  ? __sys_sendmsg_sock+0x20/0x20
[   59.144170][  T598]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   59.144406][  T598]  ? do_raw_spin_unlock+0x59/0x250
[   59.144594][  T598]  ? rcu_is_watching+0x15/0xd0
[   59.144785][  T598]  do_syscall_64+0x117/0xfc0
[   59.144972][  T598]  ? trace_hardirqs_off+0xd/0x30
[   59.145185][  T598]  ? exc_page_fault+0xee/0x100
[   59.145374][  T598]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   59.145597][  T598] RIP: 0033:0x7fae440b108e
[   59.145792][  T598] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   59.146363][  T598] RSP: 002b:00007fffd420c000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.146623][  T598] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fae440b108e
[   59.146878][  T598] RDX: 0000000000000000 RSI: 00007fffd420c0b0 RDI: 0000000000000005
[   59.147158][  T598] RBP: 00007fffd420c010 R08: 0000000000000000 R09: 0000000000000000
[   59.147423][  T598] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69e
[   59.147683][  T598] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd420c780
[   59.147944][  T598]  </TASK>
[   59.148115][  T598] irq event stamp: 20625
[   59.148268][  T598] hardirqs last  enabled at (20635): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   59.148556][  T598] hardirqs last disabled at (20644): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   59.148847][  T598] softirqs last  enabled at (19452): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   59.149151][  T598] softirqs last disabled at (18501): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   59.149439][  T598] ---[ end trace 0000000000000000 ]---
[   59.191305][  T599] ------------[ cut here ]------------
[   59.191528][  T599] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/599
[   59.191819][  T599] CPU: 2 UID: 0 PID: 599 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   59.192238][  T599] Tainted: [W]=WARN
[   59.192475][  T599] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.192760][  T599] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   59.193089][  T599] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   59.193657][  T599] RSP: 0018:ffa00000018e7020 EFLAGS: 00010286
[   59.193954][  T599] RAX: 00000000ffffffa6 RBX: ff11000010058740 RCX: 1ff400000031cdca
[   59.194212][  T599] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100587f8
[   59.194452][  T599] RBP: ff11000015b99000 R08: 1fe220000200b100 R09: ff11000011ec0b58
[   59.194690][  T599] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   59.194930][  T599] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015b99ce1
[   59.195193][  T599] FS:  00007f7baa87d840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   59.195468][  T599] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.195681][  T599] CR2: 0000000000ddd988 CR3: 0000000011d96002 CR4: 0000000000771ef0
[   59.195923][  T599] PKRU: 55555554
[   59.196074][  T599] Call Trace:
[   59.196231][  T599]  <TASK>
[   59.196345][  T599]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   59.196525][  T599]  rtmsg_ifinfo+0x5c/0xb0
[   59.196671][  T599]  ? mark_held_locks+0x40/0x70
[   59.196850][  T599]  __dev_notify_flags+0x1b8/0x280
[   59.197031][  T599]  ? netif_change_name+0x8c0/0x8c0
[   59.197256][  T599]  ? __dev_change_flags+0x4a4/0x660
[   59.197443][  T599]  ? netif_set_allmulti+0x250/0x250
[   59.197621][  T599]  ? __lock_release.isra.0+0x6b/0x1a0
[   59.197804][  T599]  ? is_bpf_text_address+0x68/0x110
[   59.197985][  T599]  netif_change_flags+0xfe/0x190
[   59.198187][  T599]  do_setlink.isra.0+0x1cc3/0x2750
[   59.198367][  T599]  ? rtnl_link_get_size+0x350/0x350
[   59.198545][  T599]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   59.198757][  T599]  ? rcu_read_lock_any_held+0x3c/0x90
[   59.198935][  T599]  ? validate_chain+0x38b/0xc20
[   59.199134][  T599]  ? rcu_read_lock_any_held+0x66/0x90
[   59.199318][  T599]  ? stack_depot_save_flags+0x367/0x770
[   59.199499][  T599]  ? __lock_acquire+0x508/0xc10
[   59.199681][  T599]  ? lock_acquire.part.0+0xbc/0x260
[   59.199859][  T599]  ? rtnl_newlink+0x883/0xea0
[   59.200037][  T599]  ? rcu_is_watching+0x15/0xd0
[   59.200240][  T599]  ? lock_acquire+0x134/0x160
[   59.200419][  T599]  ? rcu_is_watching+0x15/0xd0
[   59.200598][  T599]  ? rcu_is_watching+0x15/0xd0
[   59.200781][  T599]  ? trace_contention_end+0xb3/0x1a0
[   59.200966][  T599]  ? __mutex_lock+0x1db/0x2010
[   59.201170][  T599]  ? __mutex_lock+0x9b2/0x2010
[   59.201350][  T599]  ? rtnl_newlink+0x883/0xea0
[   59.201529][  T599]  ? ww_mutex_lock+0x160/0x160
[   59.201712][  T599]  ? __rtnl_newlink+0x3fa/0xa50
[   59.201893][  T599]  rtnl_newlink+0x8d1/0xea0
[   59.202083][  T599]  ? lock_acquire.part.0+0xbc/0x260
[   59.202279][  T599]  ? __rtnl_newlink+0xa50/0xa50
[   59.202457][  T599]  ? mark_usage+0x61/0x170
[   59.202639][  T599]  ? lock_acquire.part.0+0xbc/0x260
[   59.202816][  T599]  ? find_held_lock+0x2b/0x80
[   59.202995][  T599]  ? __rtnl_newlink+0xa50/0xa50
[   59.203193][  T599]  ? __lock_release.isra.0+0x6b/0x1a0
[   59.203375][  T599]  ? __rtnl_newlink+0xa50/0xa50
[   59.203558][  T599]  rtnetlink_rcv_msg+0x40d/0x9e0
[   59.203753][  T599]  ? validate_chain+0x38b/0xc20
[   59.203931][  T599]  ? rtnl_stats_set+0x3f0/0x3f0
[   59.204129][  T599]  ? __lock_acquire+0x508/0xc10
[   59.204311][  T599]  ? lock_acquire.part.0+0xbc/0x260
[   59.204491][  T599]  ? find_held_lock+0x2b/0x80
[   59.204671][  T599]  netlink_rcv_skb+0x14e/0x3a0
[   59.204850][  T599]  ? rtnl_stats_set+0x3f0/0x3f0
[   59.205033][  T599]  ? netlink_ack+0xcd0/0xcd0
[   59.205232][  T599]  ? netlink_deliver_tap+0xc5/0x330
[   59.205466][  T599]  ? netlink_deliver_tap+0x13c/0x330
[   59.205717][  T599]  netlink_unicast+0x486/0x750
[   59.205964][  T599]  ? netlink_attachskb+0x810/0x810
[   59.206233][  T599]  ? __lock_acquire+0x508/0xc10
[   59.206487][  T599]  netlink_sendmsg+0x735/0xc60
[   59.206723][  T599]  ? netlink_unicast+0x750/0x750
[   59.206914][  T599]  ? __might_fault+0x97/0x140
[   59.207117][  T599]  ____sys_sendmsg+0x419/0x850
[   59.207300][  T599]  ? copy_msghdr_from_user+0x2a0/0x460
[   59.207478][  T599]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   59.207686][  T599]  ? move_addr_to_kernel+0x40/0x40
[   59.207866][  T599]  ? stack_depot_save_flags+0x367/0x770
[   59.208048][  T599]  ? validate_chain+0x38b/0xc20
[   59.208251][  T599]  ___sys_sendmsg+0x14e/0x1d0
[   59.208430][  T599]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   59.208645][  T599]  ? copy_msghdr_from_user+0x460/0x460
[   59.208838][  T599]  __sys_sendmsg+0x145/0x1f0
[   59.209016][  T599]  ? __sys_sendmsg_sock+0x20/0x20
[   59.209213][  T599]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   59.209426][  T599]  ? do_raw_spin_unlock+0x59/0x250
[   59.209609][  T599]  ? rcu_is_watching+0x15/0xd0
[   59.209789][  T599]  do_syscall_64+0x117/0xfc0
[   59.209969][  T599]  ? trace_hardirqs_off+0xd/0x30
[   59.210171][  T599]  ? exc_page_fault+0xee/0x100
[   59.210351][  T599]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   59.210563][  T599] RIP: 0033:0x7f7baaab708e
[   59.210749][  T599] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   59.211292][  T599] RSP: 002b:00007ffd2fe507e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.211541][  T599] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7baaab708e
[   59.211879][  T599] RDX: 0000000000000000 RSI: 00007ffd2fe50890 RDI: 0000000000000005
[   59.212184][  T599] RBP: 00007ffd2fe507f0 R08: 0000000000000000 R09: 0000000000000000
[   59.212430][  T599] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69e
[   59.212675][  T599] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2fe50f60
[   59.212928][  T599]  </TASK>
[   59.213082][  T599] irq event stamp: 18423
[   59.213247][  T599] hardirqs last  enabled at (18435): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   59.213525][  T599] hardirqs last disabled at (18444): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   59.213799][  T599] softirqs last  enabled at (17448): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   59.214078][  T599] softirqs last disabled at (17435): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   59.214370][  T599] ---[ end trace 0000000000000000 ]---
[   59.215561][   T38] ------------[ cut here ]------------
[   59.215763][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u19:0/38
[   59.216146][   T38] CPU: 1 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   59.216574][   T38] Tainted: [W]=WARN
[   59.216714][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.216955][   T38] Workqueue: events_unbound linkwatch_event
[   59.217214][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   59.217458][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   59.218135][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   59.218367][   T38] RAX: 00000000ffffffa6 RBX: ff11000010058ac0 RCX: 1ff4000000055f02
[   59.218641][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010058b78
[   59.218922][   T38] RBP: ff1100000ff94000 R08: 1fe220000200b170 R09: ff11000001d92ea8
[   59.219220][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   59.219497][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.219777][   T38] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   59.220120][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.220357][   T38] CR2: 0000555fbff9e1b8 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   59.220634][   T38] PKRU: 55555554
[   59.220774][   T38] Call Trace:
[   59.220913][   T38]  <TASK>
[   59.221012][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   59.221238][   T38]  ? notifier_call_chain+0xb0/0x320
[   59.221430][   T38]  rtmsg_ifinfo+0x5c/0xb0
[   59.221574][   T38]  netif_state_change+0x155/0x340
[   59.221762][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   59.221997][   T38]  ? linkwatch_do_dev+0xae/0xd0
[   59.222194][   T38]  __linkwatch_run_queue+0x34c/0x750
[   59.222383][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[   59.222572][   T38]  linkwatch_event+0x7f/0xb0
[   59.222755][   T38]  ? __linkwatch_run_queue+0x750/0x750
[   59.222942][   T38]  process_one_work+0xdf8/0x1410
[   59.223147][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[   59.223332][   T38]  ? lock_acquire.part.0+0xbc/0x260
[   59.223523][   T38]  worker_thread+0x4f1/0xd60
[   59.223722][   T38]  ? rescuer_thread+0x1320/0x1320
[   59.223907][   T38]  kthread+0x367/0x460
[   59.224045][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   59.224295][   T38]  ? kthread_affine_node+0x330/0x330
[   59.224484][   T38]  ret_from_fork+0x474/0x6b0
[   59.224670][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   59.224897][   T38]  ? __switch_to+0x5a3/0xe00
[   59.225085][   T38]  ? kthread_affine_node+0x330/0x330
[   59.225280][   T38]  ret_from_fork_asm+0x11/0x20
[   59.225475][   T38]  </TASK>
[   59.225611][   T38] irq event stamp: 167147
[   59.225754][   T38] hardirqs last  enabled at (167155): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   59.226078][   T38] hardirqs last disabled at (167162): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   59.226405][   T38] softirqs last  enabled at (166950): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   59.226729][   T38] softirqs last disabled at (166915): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   59.227051][   T38] ---[ end trace 0000000000000000 ]---
[   59.253938][  T600] ------------[ cut here ]------------
[   59.254172][  T600] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/600
[   59.254449][  T600] CPU: 2 UID: 0 PID: 600 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   59.254766][  T600] Tainted: [W]=WARN
[   59.254909][  T600] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.255139][  T600] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   59.255359][  T600] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   59.255864][  T600] RSP: 0018:ffa0000001847020 EFLAGS: 00010286
[   59.256081][  T600] RAX: 00000000ffffffa6 RBX: ff110000049a3c40 RCX: 1ff4000000308dca
[   59.256443][  T600] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a3cf8
[   59.256774][  T600] RBP: ff11000001dc4000 R08: 1fe22000009347a0 R09: ff11000004d92e58
[   59.257138][  T600] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   59.257486][  T600] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dc4ce1
[   59.257788][  T600] FS:  00007f0320052840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   59.258137][  T600] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.258406][  T600] CR2: 00007f03203221a0 CR3: 0000000015e8c004 CR4: 0000000000771ef0
[   59.258723][  T600] PKRU: 55555554
[   59.258932][  T600] Call Trace:
[   59.259079][  T600]  <TASK>
[   59.259213][  T600]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   59.259395][  T600]  rtmsg_ifinfo+0x5c/0xb0
[   59.259542][  T600]  ? mark_held_locks+0x40/0x70
[   59.259722][  T600]  __dev_notify_flags+0x1b8/0x280
[   59.259899][  T600]  ? netif_change_name+0x8c0/0x8c0
[   59.260081][  T600]  ? __dev_change_flags+0x4a4/0x660
[   59.260272][  T600]  ? netif_set_allmulti+0x250/0x250
[   59.260451][  T600]  ? __lock_release.isra.0+0x6b/0x1a0
[   59.260629][  T600]  ? is_bpf_text_address+0x68/0x110
[   59.260808][  T600]  netif_change_flags+0xfe/0x190
[   59.260990][  T600]  do_setlink.isra.0+0x1cc3/0x2750
[   59.261189][  T600]  ? rtnl_link_get_size+0x350/0x350
[   59.261367][  T600]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   59.261578][  T600]  ? rcu_read_lock_any_held+0x3c/0x90
[   59.261758][  T600]  ? validate_chain+0x38b/0xc20
[   59.261935][  T600]  ? rcu_read_lock_any_held+0x66/0x90
[   59.262129][  T600]  ? stack_depot_save_flags+0x367/0x770
[   59.262310][  T600]  ? __lock_acquire+0x508/0xc10
[   59.262489][  T600]  ? lock_acquire.part.0+0xbc/0x260
[   59.262667][  T600]  ? rtnl_newlink+0x883/0xea0
[   59.262845][  T600]  ? rcu_is_watching+0x15/0xd0
[   59.263026][  T600]  ? lock_acquire+0x134/0x160
[   59.263225][  T600]  ? rcu_is_watching+0x15/0xd0
[   59.263405][  T600]  ? rcu_is_watching+0x15/0xd0
[   59.263582][  T600]  ? trace_contention_end+0xb3/0x1a0
[   59.263760][  T600]  ? __mutex_lock+0x1db/0x2010
[   59.263938][  T600]  ? __mutex_lock+0x9b2/0x2010
[   59.264134][  T600]  ? rtnl_newlink+0x883/0xea0
[   59.264317][  T600]  ? ww_mutex_lock+0x160/0x160
[   59.264502][  T600]  ? __rtnl_newlink+0x3fa/0xa50
[   59.264681][  T600]  rtnl_newlink+0x8d1/0xea0
[   59.264859][  T600]  ? lock_acquire.part.0+0xbc/0x260
[   59.265035][  T600]  ? __rtnl_newlink+0xa50/0xa50
[   59.265225][  T600]  ? mark_usage+0x61/0x170
[   59.265405][  T600]  ? lock_acquire.part.0+0xbc/0x260
[   59.265580][  T600]  ? find_held_lock+0x2b/0x80
[   59.265763][  T600]  ? __rtnl_newlink+0xa50/0xa50
[   59.265939][  T600]  ? __lock_release.isra.0+0x6b/0x1a0
[   59.266138][  T600]  ? __rtnl_newlink+0xa50/0xa50
[   59.266320][  T600]  rtnetlink_rcv_msg+0x40d/0x9e0
[   59.266497][  T600]  ? validate_chain+0x38b/0xc20
[   59.266672][  T600]  ? rtnl_stats_set+0x3f0/0x3f0
[   59.266849][  T600]  ? __lock_acquire+0x508/0xc10
[   59.267026][  T600]  ? lock_acquire.part.0+0xbc/0x260
[   59.267229][  T600]  ? find_held_lock+0x2b/0x80
[   59.267411][  T600]  netlink_rcv_skb+0x14e/0x3a0
[   59.267588][  T600]  ? rtnl_stats_set+0x3f0/0x3f0
[   59.267765][  T600]  ? netlink_ack+0xcd0/0xcd0
[   59.267944][  T600]  ? netlink_deliver_tap+0xc5/0x330
[   59.268146][  T600]  ? netlink_deliver_tap+0x13c/0x330
[   59.268327][  T600]  netlink_unicast+0x486/0x750
[   59.268504][  T600]  ? netlink_attachskb+0x810/0x810
[   59.268682][  T600]  ? __lock_acquire+0x508/0xc10
[   59.268859][  T600]  netlink_sendmsg+0x735/0xc60
[   59.269035][  T600]  ? netlink_unicast+0x750/0x750
[   59.269233][  T600]  ? __might_fault+0x97/0x140
[   59.269412][  T600]  ____sys_sendmsg+0x419/0x850
[   59.269589][  T600]  ? copy_msghdr_from_user+0x2a0/0x460
[   59.269764][  T600]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   59.269975][  T600]  ? move_addr_to_kernel+0x40/0x40
[   59.270176][  T600]  ? stack_depot_save_flags+0x367/0x770
[   59.270358][  T600]  ? validate_chain+0x38b/0xc20
[   59.270535][  T600]  ___sys_sendmsg+0x14e/0x1d0
[   59.270711][  T600]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   59.270919][  T600]  ? copy_msghdr_from_user+0x460/0x460
[   59.271124][  T600]  __sys_sendmsg+0x145/0x1f0
[   59.271305][  T600]  ? __sys_sendmsg_sock+0x20/0x20
[   59.271480][  T600]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   59.271690][  T600]  ? do_raw_spin_unlock+0x59/0x250
[   59.271866][  T600]  ? rcu_is_watching+0x15/0xd0
[   59.272041][  T600]  do_syscall_64+0x117/0xfc0
[   59.272240][  T600]  ? trace_hardirqs_off+0xd/0x30
[   59.272417][  T600]  ? exc_page_fault+0xee/0x100
[   59.272594][  T600]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   59.272807][  T600] RIP: 0033:0x7f032028c08e
[   59.272988][  T600] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   59.273511][  T600] RSP: 002b:00007ffead802270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.273757][  T600] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f032028c08e
[   59.273995][  T600] RDX: 0000000000000000 RSI: 00007ffead802320 RDI: 0000000000000005
[   59.274253][  T600] RBP: 00007ffead802280 R08: 0000000000000000 R09: 0000000000000000
[   59.274493][  T600] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69e
[   59.274736][  T600] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffead8029f0
[   59.274983][  T600]  </TASK>
[   59.275148][  T600] irq event stamp: 16541
[   59.275294][  T600] hardirqs last  enabled at (16551): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   59.275568][  T600] hardirqs last disabled at (16560): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   59.275841][  T600] softirqs last  enabled at (15648): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   59.276129][  T600] softirqs last disabled at (15551): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   59.276399][  T600] ---[ end trace 0000000000000000 ]---
[   59.285911][   T38] ------------[ cut here ]------------
[   59.286077][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u19:0/38
[   59.286336][   T38] CPU: 0 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   59.286609][   T38] Tainted: [W]=WARN
[   59.286700][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.286851][   T38] Workqueue: events_unbound linkwatch_event
[   59.287008][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   59.287177][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   59.287610][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   59.287764][   T38] RAX: 00000000ffffffa6 RBX: ff11000004e39700 RCX: 1ff4000000055f02
[   59.287946][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e397b8
[   59.288139][   T38] RBP: ff11000001dc4000 R08: 1fe22000009c72f8 R09: ff11000001d92ea8
[   59.288320][   T38] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   59.288504][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.288687][   T38] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   59.288906][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.289061][   T38] CR2: 000000002ab19988 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   59.289262][   T38] PKRU: 55555554
[   59.289355][   T38] Call Trace:
[   59.289445][   T38]  <TASK>
[   59.289510][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   59.289636][   T38]  ? notifier_call_chain+0xb0/0x320
[   59.289758][   T38]  rtmsg_ifinfo+0x5c/0xb0
[   59.289854][   T38]  netif_state_change+0x155/0x340
[   59.289975][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   59.290142][   T38]  ? linkwatch_do_dev+0xae/0xd0
[   59.290260][   T38]  __linkwatch_run_queue+0x34c/0x750
[   59.290381][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[   59.290503][   T38]  linkwatch_event+0x7f/0xb0
[   59.290622][   T38]  ? __linkwatch_run_queue+0x750/0x750
[   59.290742][   T38]  process_one_work+0xdf8/0x1410
[   59.290870][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[   59.290990][   T38]  ? lock_acquire.part.0+0xbc/0x260
[   59.291123][   T38]  worker_thread+0x4f1/0xd60
[   59.291247][   T38]  ? rescuer_thread+0x1320/0x1320
[   59.291368][   T38]  kthread+0x367/0x460
[   59.291460][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   59.291609][   T38]  ? kthread_affine_node+0x330/0x330
[   59.291729][   T38]  ret_from_fork+0x474/0x6b0
[   59.291853][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   59.292005][   T38]  ? __switch_to+0x5a3/0xe00
[   59.292140][   T38]  ? kthread_affine_node+0x330/0x330
[   59.292262][   T38]  ret_from_fork_asm+0x11/0x20
[   59.292388][   T38]  </TASK>
[   59.292478][   T38] irq event stamp: 168015
[   59.292569][   T38] hardirqs last  enabled at (168023): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   59.292781][   T38] hardirqs last disabled at (168030): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   59.292986][   T38] softirqs last  enabled at (167988): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   59.293209][   T38] softirqs last disabled at (168047): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   59.293417][   T38] ---[ end trace 0000000000000000 ]---
[   59.301091][   T38] ------------[ cut here ]------------
[   59.301242][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u19:0/38
[   59.301493][   T38] CPU: 0 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   59.301781][   T38] Tainted: [W]=WARN
[   59.301878][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.302037][   T38] Workqueue: events_unbound linkwatch_event
[   59.302212][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   59.302380][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   59.302841][   T38] RSP: 0018:ffa00000002af760 EFLAGS: 00010286
[   59.303003][   T38] RAX: 00000000ffffffa6 RBX: ff11000004e38740 RCX: 1ff4000000055eb2
[   59.303210][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e387f8
[   59.303401][   T38] RBP: ff11000015cac000 R08: 1fe22000009c7100 R09: ff11000001d92ea8
[   59.303592][   T38] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   59.303785][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   59.303978][   T38] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   59.304208][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.304371][   T38] CR2: 000000002ab19988 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   59.304560][   T38] PKRU: 55555554
[   59.304656][   T38] Call Trace:
[   59.304752][   T38]  <TASK>
[   59.304820][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   59.304951][   T38]  ? notifier_call_chain+0xb0/0x320
[   59.305085][   T38]  rtmsg_ifinfo+0x5c/0xb0
[   59.305196][   T38]  netif_state_change+0x155/0x340
[   59.305330][   T38]  ? __queue_work+0x31a/0xc00
[   59.305465][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   59.305628][   T38]  ? lockdep_hardirqs_on+0x8c/0x130
[   59.305756][   T38]  ? mod_delayed_work_on+0x109/0x120
[   59.305887][   T38]  netif_set_operstate+0xc1/0x100
[   59.306015][   T38]  ? rtnl_put_cacheinfo+0x250/0x250
[   59.306151][   T38]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   59.306315][   T38]  hsr_check_carrier_and_operstate+0x4da/0x700
[   59.306475][   T38]  hsr_netdev_notify+0x387/0xad0
[   59.306603][   T38]  ? unregister_vlan_dev+0x380/0x380
[   59.306733][   T38]  ? hsr_port_get_hsr+0x150/0x150
[   59.306866][   T38]  notifier_call_chain+0xb0/0x320
[   59.306996][   T38]  netif_state_change+0x139/0x340
[   59.307138][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   59.307300][   T38]  ? linkwatch_do_dev+0xae/0xd0
[   59.307428][   T38]  __linkwatch_run_queue+0x34c/0x750
[   59.307559][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[   59.307689][   T38]  linkwatch_event+0x7f/0xb0
[   59.307819][   T38]  ? __linkwatch_run_queue+0x750/0x750
[   59.307948][   T38]  process_one_work+0xdf8/0x1410
[   59.308084][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[   59.308218][   T38]  ? lock_acquire.part.0+0xbc/0x260
[   59.308352][   T38]  worker_thread+0x4f1/0xd60
[   59.308485][   T38]  ? rescuer_thread+0x1320/0x1320
[   59.308614][   T38]  kthread+0x367/0x460
[   59.308713][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   59.308876][   T38]  ? kthread_affine_node+0x330/0x330
[   59.309004][   T38]  ret_from_fork+0x474/0x6b0
[   59.309148][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   59.309312][   T38]  ? __switch_to+0x5a3/0xe00
[   59.309441][   T38]  ? kthread_affine_node+0x330/0x330
[   59.309569][   T38]  ret_from_fork_asm+0x11/0x20
[   59.309704][   T38]  </TASK>
[   59.309805][   T38] irq event stamp: 175821
[   59.309901][   T38] hardirqs last  enabled at (175829): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   59.310136][   T38] hardirqs last disabled at (175838): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   59.310359][   T38] softirqs last  enabled at (175318): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   59.310584][   T38] softirqs last disabled at (175316): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   59.310803][   T38] ---[ end trace 0000000000000000 ]---
[   59.311014][   T38] ------------[ cut here ]------------
[   59.311143][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u19:0/38
[   59.311381][   T38] CPU: 0 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   59.311655][   T38] Tainted: [W]=WARN
[   59.311746][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.311900][   T38] Workqueue: events_unbound linkwatch_event
[   59.312052][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   59.312733][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   59.313220][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   59.313374][   T38] RAX: 00000000ffffffa6 RBX: ff11000004e38e40 RCX: 1ff4000000055f02
[   59.313555][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e38ef8
[   59.313737][   T38] RBP: ff1100000207c000 R08: 1fe22000009c71e0 R09: ff11000001d92ea8
[   59.313919][   T38] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   59.314157][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.314339][   T38] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   59.314550][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.314700][   T38] CR2: 000000002ab19988 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   59.314931][   T38] PKRU: 55555554
[   59.315025][   T38] Call Trace:
[   59.315172][   T38]  <TASK>
[   59.315238][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   59.315360][   T38]  ? notifier_call_chain+0xb0/0x320
[   59.315482][   T38]  rtmsg_ifinfo+0x5c/0xb0
[   59.315578][   T38]  netif_state_change+0x155/0x340
[   59.315700][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   59.315852][   T38]  ? linkwatch_do_dev+0xae/0xd0
[   59.315972][   T38]  __linkwatch_run_queue+0x34c/0x750
[   59.316152][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[   59.316278][   T38]  linkwatch_event+0x7f/0xb0
[   59.316400][   T38]  ? __linkwatch_run_queue+0x750/0x750
[   59.316524][   T38]  process_one_work+0xdf8/0x1410
[   59.316649][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[   59.316770][   T38]  ? lock_acquire.part.0+0xbc/0x260
[   59.316897][   T38]  worker_thread+0x4f1/0xd60
[   59.317020][   T38]  ? rescuer_thread+0x1320/0x1320
[   59.317195][   T38]  kthread+0x367/0x460
[   59.317289][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   59.317442][   T38]  ? kthread_affine_node+0x330/0x330
[   59.317562][   T38]  ret_from_fork+0x474/0x6b0
[   59.317683][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   59.317832][   T38]  ? __switch_to+0x5a3/0xe00
[   59.317954][   T38]  ? kthread_affine_node+0x330/0x330
[   59.318079][   T38]  ret_from_fork_asm+0x11/0x20
[   59.318259][   T38]  </TASK>
[   59.318351][   T38] irq event stamp: 177871
[   59.318442][   T38] hardirqs last  enabled at (177879): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   59.318652][   T38] hardirqs last disabled at (177886): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   59.318864][   T38] softirqs last  enabled at (177860): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   59.319080][   T38] softirqs last disabled at (177767): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   59.319344][   T38] ---[ end trace 0000000000000000 ]---
[   59.322242][   T38] ------------[ cut here ]------------
[   59.322477][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u19:0/38
[   59.322843][   T38] CPU: 1 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   59.323290][   T38] Tainted: [W]=WARN
[   59.323431][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.323663][   T38] Workqueue: events_unbound linkwatch_event
[   59.323903][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   59.324245][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   59.324914][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   59.325246][   T38] RAX: 00000000ffffffa6 RBX: ff11000004e39000 RCX: 1ff4000000055f02
[   59.325519][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e390b8
[   59.325793][   T38] RBP: ff11000015cac000 R08: 1fe22000009c7218 R09: ff11000001d92ea8
[   59.326077][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   59.326440][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.326711][   T38] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   59.327032][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.327352][   T38] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[   59.327626][   T38] PKRU: 55555554
[   59.327759][   T38] Call Trace:
[   59.327897][   T38]  <TASK>
[   59.327992][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   59.328265][   T38]  ? notifier_call_chain+0xb0/0x320
[   59.328448][   T38]  rtmsg_ifinfo+0x5c/0xb0
[   59.328592][   T38]  netif_state_change+0x155/0x340
[   59.328777][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   59.329004][   T38]  ? linkwatch_do_dev+0xae/0xd0
[   59.329265][   T38]  __linkwatch_run_queue+0x34c/0x750
[   59.329452][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[   59.329639][   T38]  linkwatch_event+0x7f/0xb0
[   59.329821][   T38]  ? __linkwatch_run_queue+0x750/0x750
[   59.330009][   T38]  process_one_work+0xdf8/0x1410
[   59.330291][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[   59.330475][   T38]  ? lock_acquire.part.0+0xbc/0x260
[   59.330664][   T38]  worker_thread+0x4f1/0xd60
[   59.330856][   T38]  ? rescuer_thread+0x1320/0x1320
[   59.331037][   T38]  kthread+0x367/0x460
[   59.331268][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   59.331500][   T38]  ? kthread_affine_node+0x330/0x330
[   59.331689][   T38]  ret_from_fork+0x474/0x6b0
[   59.331875][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   59.332196][   T38]  ? __switch_to+0x5a3/0xe00
[   59.332384][   T38]  ? kthread_affine_node+0x330/0x330
[   59.332568][   T38]  ret_from_fork_asm+0x11/0x20
[   59.332761][   T38]  </TASK>
[   59.332900][   T38] irq event stamp: 180863
[   59.333041][   T38] hardirqs last  enabled at (180871): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   59.333450][   T38] hardirqs last disabled at (180974): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   59.333766][   T38] softirqs last  enabled at (180972): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   59.334089][   T38] softirqs last disabled at (180879): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   59.334494][   T38] ---[ end trace 0000000000000000 ]---
[   59.360053][  T601] hsr3: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   59.360677][  T601] ------------[ cut here ]------------
[   59.360867][  T601] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/601
[   59.361215][  T601] CPU: 1 UID: 0 PID: 601 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   59.361595][  T601] Tainted: [W]=WARN
[   59.361742][  T601] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.361984][  T601] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   59.362264][  T601] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   59.362971][  T601] RSP: 0018:ffa00000018e7020 EFLAGS: 00010286
[   59.363239][  T601] RAX: 00000000ffffffa6 RBX: ff11000011c93c40 RCX: 1ff400000031cdca
[   59.363527][  T601] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c93cf8
[   59.363819][  T601] RBP: ff11000015f94000 R08: 1fe22000023927a0 R09: ff11000004d90b58
[   59.364120][  T601] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   59.364417][  T601] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015f94ce1
[   59.364712][  T601] FS:  00007f48184b9840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   59.365056][  T601] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.365320][  T601] CR2: 000000003e8fd988 CR3: 0000000015ed3001 CR4: 0000000000771ef0
[   59.365631][  T601] PKRU: 55555554
[   59.365783][  T601] Call Trace:
[   59.365933][  T601]  <TASK>
[   59.366040][  T601]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   59.366272][  T601]  rtmsg_ifinfo+0x5c/0xb0
[   59.366428][  T601]  ? mark_held_locks+0x40/0x70
[   59.366632][  T601]  __dev_notify_flags+0x1b8/0x280
[   59.366836][  T601]  ? netif_change_name+0x8c0/0x8c0
[   59.367038][  T601]  ? __dev_change_flags+0x4a4/0x660
[   59.367261][  T601]  ? netif_set_allmulti+0x250/0x250
[   59.367462][  T601]  ? __lock_release.isra.0+0x6b/0x1a0
[   59.367665][  T601]  ? is_bpf_text_address+0x68/0x110
[   59.367868][  T601]  netif_change_flags+0xfe/0x190
[   59.368076][  T601]  do_setlink.isra.0+0x1cc3/0x2750
[   59.368288][  T601]  ? rtnl_link_get_size+0x350/0x350
[   59.368496][  T601]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   59.368753][  T601]  ? rcu_read_lock_any_held+0x3c/0x90
[   59.368950][  T601]  ? validate_chain+0x38b/0xc20
[   59.369173][  T601]  ? rcu_read_lock_any_held+0x66/0x90
[   59.369379][  T601]  ? stack_depot_save_flags+0x367/0x770
[   59.369581][  T601]  ? __lock_acquire+0x508/0xc10
[   59.369779][  T601]  ? lock_acquire.part.0+0xbc/0x260
[   59.369967][  T601]  ? rtnl_newlink+0x883/0xea0
[   59.370167][  T601]  ? rcu_is_watching+0x15/0xd0
[   59.370356][  T601]  ? lock_acquire+0x134/0x160
[   59.370547][  T601]  ? rcu_is_watching+0x15/0xd0
[   59.370737][  T601]  ? rcu_is_watching+0x15/0xd0
[   59.370936][  T601]  ? trace_contention_end+0xb3/0x1a0
[   59.371147][  T601]  ? __mutex_lock+0x1db/0x2010
[   59.371345][  T601]  ? __mutex_lock+0x9b2/0x2010
[   59.371544][  T601]  ? rtnl_newlink+0x883/0xea0
[   59.371745][  T601]  ? ww_mutex_lock+0x160/0x160
[   59.371942][  T601]  ? __rtnl_newlink+0x3fa/0xa50
[   59.372157][  T601]  rtnl_newlink+0x8d1/0xea0
[   59.372357][  T601]  ? lock_acquire.part.0+0xbc/0x260
[   59.372553][  T601]  ? __rtnl_newlink+0xa50/0xa50
[   59.372747][  T601]  ? mark_usage+0x61/0x170
[   59.372950][  T601]  ? lock_acquire.part.0+0xbc/0x260
[   59.373168][  T601]  ? find_held_lock+0x2b/0x80
[   59.373373][  T601]  ? __rtnl_newlink+0xa50/0xa50
[   59.373583][  T601]  ? __lock_release.isra.0+0x6b/0x1a0
[   59.373788][  T601]  ? __rtnl_newlink+0xa50/0xa50
[   59.373993][  T601]  rtnetlink_rcv_msg+0x40d/0x9e0
[   59.374210][  T601]  ? validate_chain+0x38b/0xc20
[   59.374415][  T601]  ? rtnl_stats_set+0x3f0/0x3f0
[   59.374619][  T601]  ? __lock_acquire+0x508/0xc10
[   59.374830][  T601]  ? lock_acquire.part.0+0xbc/0x260
[   59.375030][  T601]  ? find_held_lock+0x2b/0x80
[   59.375249][  T601]  netlink_rcv_skb+0x14e/0x3a0
[   59.375453][  T601]  ? rtnl_stats_set+0x3f0/0x3f0
[   59.375660][  T601]  ? netlink_ack+0xcd0/0xcd0
[   59.375868][  T601]  ? netlink_deliver_tap+0xc5/0x330
[   59.376051][  T601]  ? netlink_deliver_tap+0x13c/0x330
[   59.376260][  T601]  netlink_unicast+0x486/0x750
[   59.376450][  T601]  ? netlink_attachskb+0x810/0x810
[   59.376637][  T601]  ? __lock_acquire+0x508/0xc10
[   59.376826][  T601]  netlink_sendmsg+0x735/0xc60
[   59.377019][  T601]  ? netlink_unicast+0x750/0x750
[   59.377233][  T601]  ? __might_fault+0x97/0x140
[   59.377435][  T601]  ____sys_sendmsg+0x419/0x850
[   59.377634][  T601]  ? copy_msghdr_from_user+0x2a0/0x460
[   59.377834][  T601]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   59.378083][  T601]  ? move_addr_to_kernel+0x40/0x40
[   59.378288][  T601]  ? stack_depot_save_flags+0x367/0x770
[   59.378485][  T601]  ? validate_chain+0x38b/0xc20
[   59.378680][  T601]  ___sys_sendmsg+0x14e/0x1d0
[   59.378869][  T601]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   59.379123][  T601]  ? copy_msghdr_from_user+0x460/0x460
[   59.379341][  T601]  __sys_sendmsg+0x145/0x1f0
[   59.379536][  T601]  ? __sys_sendmsg_sock+0x20/0x20
[   59.379730][  T601]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   59.379980][  T601]  ? do_raw_spin_unlock+0x59/0x250
[   59.380195][  T601]  ? rcu_is_watching+0x15/0xd0
[   59.380398][  T601]  do_syscall_64+0x117/0xfc0
[   59.380601][  T601]  ? trace_hardirqs_off+0xd/0x30
[   59.380810][  T601]  ? exc_page_fault+0xee/0x100
[   59.381011][  T601]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   59.381280][  T601] RIP: 0033:0x7f48186f308e
[   59.381499][  T601] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   59.382240][  T601] RSP: 002b:00007ffe0e1bba10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.382545][  T601] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f48186f308e
[   59.382844][  T601] RDX: 0000000000000000 RSI: 00007ffe0e1bbac0 RDI: 0000000000000005
[   59.383171][  T601] RBP: 00007ffe0e1bba20 R08: 0000000000000000 R09: 0000000000000000
[   59.383459][  T601] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c69e
[   59.383746][  T601] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0e1bc190
[   59.384037][  T601]  </TASK>
[   59.384195][  T601] irq event stamp: 16477
[   59.384343][  T601] hardirqs last  enabled at (16485): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   59.384683][  T601] hardirqs last disabled at (16492): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   59.385027][  T601] softirqs last  enabled at (15584): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   59.385380][  T601] softirqs last disabled at (15582): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   59.385715][  T601] ---[ end trace 0000000000000000 ]---
[   59.483583][   T39] ------------[ cut here ]------------
[   59.483767][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[   59.484010][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   59.484305][   T39] Tainted: [W]=WARN
[   59.484400][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.484551][   T39] Workqueue: events_unbound linkwatch_event
[   59.484707][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   59.484862][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   59.485325][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   59.485479][   T39] RAX: 00000000ffffffa6 RBX: ff11000015a88200 RCX: 1ff4000000057f02
[   59.485658][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a882b8
[   59.485839][   T39] RBP: ff11000015894000 R08: 1fe2200002b51058 R09: ff11000001d951a8
[   59.486018][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   59.486221][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.486405][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   59.486618][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.486777][   T39] CR2: 00007f9755b508f4 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   59.486954][   T39] PKRU: 55555554
[   59.487047][   T39] Call Trace:
[   59.487149][   T39]  <TASK>
[   59.487213][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   59.487333][   T39]  ? notifier_call_chain+0xb0/0x320
[   59.487454][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   59.487544][   T39]  netif_state_change+0x155/0x340
[   59.487665][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   59.487816][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   59.487939][   T39]  __linkwatch_run_queue+0x34c/0x750
[   59.488064][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   59.488200][   T39]  linkwatch_event+0x7f/0xb0
[   59.488319][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   59.488438][   T39]  process_one_work+0xdf8/0x1410
[   59.488561][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   59.488681][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   59.488809][   T39]  worker_thread+0x4f1/0xd60
[   59.488932][   T39]  ? rescuer_thread+0x1320/0x1320
[   59.489051][   T39]  kthread+0x367/0x460
[   59.489157][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   59.489308][   T39]  ? kthread_affine_node+0x330/0x330
[   59.489428][   T39]  ret_from_fork+0x474/0x6b0
[   59.489549][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   59.489698][   T39]  ? __switch_to+0x5a3/0xe00
[   59.489818][   T39]  ? kthread_affine_node+0x330/0x330
[   59.489939][   T39]  ret_from_fork_asm+0x11/0x20
[   59.490063][   T39]  </TASK>
[   59.490173][   T39] irq event stamp: 144941
[   59.490268][   T39] hardirqs last  enabled at (144949): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   59.490481][   T39] hardirqs last disabled at (144956): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   59.490690][   T39] softirqs last  enabled at (144938): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   59.490899][   T39] softirqs last disabled at (144933): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   59.491119][   T39] ---[ end trace 0000000000000000 ]---
[   59.491651][   T39] ------------[ cut here ]------------
[   59.491770][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[   59.492006][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   59.492288][   T39] Tainted: [W]=WARN
[   59.492378][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.492526][   T39] Workqueue: events_unbound linkwatch_event
[   59.492681][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   59.492836][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   59.493268][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   59.493416][   T39] RAX: 00000000ffffffa6 RBX: ff110000139d6200 RCX: 1ff4000000057f02
[   59.493595][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000139d62b8
[   59.493772][   T39] RBP: ff11000015b99000 R08: 1fe220000273ac58 R09: ff11000001d951a8
[   59.493951][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   59.494141][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.494322][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   59.494558][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.494707][   T39] CR2: 00007f9755b508f4 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   59.494885][   T39] PKRU: 55555554
[   59.494976][   T39] Call Trace:
[   59.495064][   T39]  <TASK>
[   59.495137][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   59.495255][   T39]  ? notifier_call_chain+0xb0/0x320
[   59.495375][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   59.495465][   T39]  netif_state_change+0x155/0x340
[   59.495587][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   59.495742][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   59.495866][   T39]  __linkwatch_run_queue+0x34c/0x750
[   59.495986][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   59.496115][   T39]  linkwatch_event+0x7f/0xb0
[   59.496234][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   59.496354][   T39]  process_one_work+0xdf8/0x1410
[   59.496478][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   59.496597][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   59.496722][   T39]  worker_thread+0x4f1/0xd60
[   59.496846][   T39]  ? rescuer_thread+0x1320/0x1320
[   59.496972][   T39]  kthread+0x367/0x460
[   59.497062][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   59.497223][   T39]  ? kthread_affine_node+0x330/0x330
[   59.497343][   T39]  ret_from_fork+0x474/0x6b0
[   59.497464][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   59.497613][   T39]  ? __switch_to+0x5a3/0xe00
[   59.497736][   T39]  ? kthread_affine_node+0x330/0x330
[   59.497861][   T39]  ret_from_fork_asm+0x11/0x20
[   59.497984][   T39]  </TASK>
[   59.498078][   T39] irq event stamp: 145693
[   59.498172][   T39] hardirqs last  enabled at (145703): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   59.498387][   T39] hardirqs last disabled at (145710): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   59.498598][   T39] softirqs last  enabled at (145302): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   59.498811][   T39] softirqs last disabled at (145300): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   59.499017][   T39] ---[ end trace 0000000000000000 ]---
[   66.422062][   T67] ------------[ cut here ]------------
[   66.422377][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   66.422805][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.423323][   T67] Tainted: [W]=WARN
[   66.423521][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.423820][   T67] Workqueue: netns cleanup_net
[   66.424070][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.424399][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.425141][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   66.425429][   T67] RAX: 00000000ffffffa6 RBX: ff110000115dd000 RCX: 1ff4000000090eed
[   66.425759][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000115dd0b8
[   66.426090][   T67] RBP: ff11000010f81000 R08: 1fe22000022bba18 R09: ff1100000faa0bd0
[   66.426480][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   66.426812][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   66.427163][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   66.427566][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.427858][   T67] CR2: 00007f6478727574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   66.428239][   T67] PKRU: 55555554
[   66.428436][   T67] Call Trace:
[   66.428642][   T67]  <TASK>
[   66.428793][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   66.429113][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   66.429416][   T67]  ? queue_rcu_work+0x7c/0xa0
[   66.429658][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   66.429905][   T67]  ? rtnl_is_locked+0x15/0x20
[   66.430208][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   66.430473][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.430719][   T67]  ops_undo_list+0x615/0x8f0
[   66.430962][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   66.431231][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.431474][   T67]  cleanup_net+0x431/0x890
[   66.431722][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   66.431958][   T67]  ? process_one_work+0xdb7/0x1410
[   66.432267][   T67]  ? lock_acquire+0x134/0x160
[   66.432507][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.432759][   T67]  process_one_work+0xdf8/0x1410
[   66.433021][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   66.433283][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   66.433527][   T67]  worker_thread+0x4f1/0xd60
[   66.433770][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.434022][   T67]  ? __kthread_parkme+0xbd/0x210
[   66.434298][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.434537][   T67]  kthread+0x367/0x460
[   66.434732][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   66.435016][   T67]  ? kthread_affine_node+0x330/0x330
[   66.435275][   T67]  ret_from_fork+0x474/0x6b0
[   66.435527][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   66.435811][   T67]  ? __switch_to+0x5a3/0xe00
[   66.436049][   T67]  ? kthread_affine_node+0x330/0x330
[   66.436312][   T67]  ret_from_fork_asm+0x11/0x20
[   66.436584][   T67]  </TASK>
[   66.436776][   T67] irq event stamp: 912997
[   66.436969][   T67] hardirqs last  enabled at (913007): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.437543][   T67] hardirqs last disabled at (913018): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.437925][   T67] softirqs last  enabled at (912520): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   66.438342][   T67] softirqs last disabled at (912513): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   66.438730][   T67] ---[ end trace 0000000000000000 ]---
[   66.453792][   T67] vethA: left promiscuous mode
[   66.454236][   T67] ------------[ cut here ]------------
[   66.454513][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   66.454992][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.455635][   T67] Tainted: [W]=WARN
[   66.455863][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.456223][   T67] Workqueue: netns cleanup_net
[   66.456526][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.456873][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.457766][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   66.458083][   T67] RAX: 00000000ffffffa6 RBX: ff110000115dd1c0 RCX: 1ff4000000090eae
[   66.458508][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000115dd278
[   66.458892][   T67] RBP: ff110000075b9000 R08: 1fe22000022bba50 R09: ff1100000faa0bd0
[   66.459291][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   66.459657][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001929350
[   66.460039][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   66.460536][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.460881][   T67] CR2: 00007f6478727574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   66.461305][   T67] PKRU: 55555554
[   66.461527][   T67] Call Trace:
[   66.461782][   T67]  <TASK>
[   66.461948][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   66.462279][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   66.462495][   T67]  __dev_notify_flags+0x1b8/0x280
[   66.462761][   T67]  ? netdev_info+0xe2/0x116
[   66.463036][   T67]  ? netdev_notice+0x120/0x120
[   66.463333][   T67]  ? netif_change_name+0x8c0/0x8c0
[   66.463606][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   66.463979][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   66.464279][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   66.464554][   T67]  __dev_set_promiscuity+0x194/0x230
[   66.464859][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   66.465155][   T67]  netif_set_promiscuity+0x4c/0xc0
[   66.465418][   T67]  dev_set_promiscuity+0x9d/0x150
[   66.465683][   T67]  hsr_del_port+0x36d/0x490
[   66.465944][   T67]  hsr_del_ports+0x24/0x80
[   66.466226][   T67]  hsr_dellink+0x5d/0x90
[   66.466437][   T67]  default_device_exit_batch+0x19d/0x600
[   66.466706][   T67]  ? unregister_netdev+0x60/0x60
[   66.466967][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   66.467264][   T67]  ops_undo_list+0x2ce/0x8f0
[   66.467529][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   66.467789][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.468054][   T67]  cleanup_net+0x431/0x890
[   66.468347][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   66.468604][   T67]  ? process_one_work+0xdb7/0x1410
[   66.468871][   T67]  ? lock_acquire+0x134/0x160
[   66.469190][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.469462][   T67]  process_one_work+0xdf8/0x1410
[   66.469728][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   66.469988][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   66.470283][   T67]  worker_thread+0x4f1/0xd60
[   66.470553][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.470813][   T67]  ? __kthread_parkme+0xbd/0x210
[   66.471077][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.471379][   T67]  kthread+0x367/0x460
[   66.471593][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   66.471907][   T67]  ? kthread_affine_node+0x330/0x330
[   66.472201][   T67]  ret_from_fork+0x474/0x6b0
[   66.472473][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   66.472798][   T67]  ? __switch_to+0x5a3/0xe00
[   66.473074][   T67]  ? kthread_affine_node+0x330/0x330
[   66.473369][   T67]  ret_from_fork_asm+0x11/0x20
[   66.473635][   T67]  </TASK>
[   66.473843][   T67] irq event stamp: 915235
[   66.474237][   T67] hardirqs last  enabled at (915259): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.474656][   T67] hardirqs last disabled at (915268): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.475236][   T67] softirqs last  enabled at (915256): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   66.475666][   T67] softirqs last disabled at (915243): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   66.476090][   T67] ---[ end trace 0000000000000000 ]---
[   66.476790][   T67] ------------[ cut here ]------------
[   66.477038][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   66.477536][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.478052][   T67] Tainted: [W]=WARN
[   66.479447][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.480020][   T67] Workqueue: netns cleanup_net
[   66.480315][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.480645][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.481450][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   66.481909][   T67] RAX: 00000000ffffffa6 RBX: ff11000010059000 RCX: 1ff4000000090eb2
[   66.482306][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100590b8
[   66.482817][   T67] RBP: ff110000075b9000 R08: 1fe220000200b218 R09: ff1100000faa0bd0
[   66.483209][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   66.483570][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   66.484111][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   66.484535][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.484858][   T67] CR2: 00007f6478727574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   66.485262][   T67] PKRU: 55555554
[   66.485487][   T67] Call Trace:
[   66.485877][   T67]  <TASK>
[   66.486041][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.486335][   T67]  rtnetlink_event+0xe0/0x1f0
[   66.486899][   T67]  notifier_call_chain+0xb0/0x320
[   66.487200][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   66.487464][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   66.487788][   T67]  ? find_held_lock+0x2b/0x80
[   66.488062][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   66.488397][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   66.488853][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   66.489147][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   66.489417][   T67]  hsr_del_port+0x25a/0x490
[   66.489690][   T67]  hsr_del_ports+0x24/0x80
[   66.489953][   T67]  hsr_dellink+0x5d/0x90
[   66.490189][   T67]  default_device_exit_batch+0x19d/0x600
[   66.490450][   T67]  ? unregister_netdev+0x60/0x60
[   66.490723][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   66.490997][   T67]  ops_undo_list+0x2ce/0x8f0
[   66.491309][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   66.491597][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.492024][   T67]  cleanup_net+0x431/0x890
[   66.492348][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   66.492665][   T67]  ? process_one_work+0xdb7/0x1410
[   66.492967][   T67]  ? lock_acquire+0x134/0x160
[   66.493296][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.493707][   T67]  process_one_work+0xdf8/0x1410
[   66.493991][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   66.494427][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   66.494693][   T67]  worker_thread+0x4f1/0xd60
[   66.495115][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.495380][   T67]  ? __kthread_parkme+0xbd/0x210
[   66.495666][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.495924][   T67]  kthread+0x367/0x460
[   66.496154][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   66.496493][   T67]  ? kthread_affine_node+0x330/0x330
[   66.496768][   T67]  ret_from_fork+0x474/0x6b0
[   66.497032][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   66.497370][   T67]  ? __switch_to+0x5a3/0xe00
[   66.497644][   T67]  ? kthread_affine_node+0x330/0x330
[   66.497899][   T67]  ret_from_fork_asm+0x11/0x20
[   66.498197][   T67]  </TASK>
[   66.498553][   T67] irq event stamp: 917259
[   66.498759][   T67] hardirqs last  enabled at (917269): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.499190][   T67] hardirqs last disabled at (917280): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.499740][   T67] softirqs last  enabled at (916652): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   66.500168][   T67] softirqs last disabled at (916413): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   66.500586][   T67] ---[ end trace 0000000000000000 ]---
[   66.501088][   T67] vethB: left promiscuous mode
[   66.501419][   T67] ------------[ cut here ]------------
[   66.501564][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   66.501837][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.502981][   T67] Tainted: [W]=WARN
[   66.503240][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.503491][   T67] Workqueue: netns cleanup_net
[   66.503717][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.503921][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.504470][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   66.504640][   T67] RAX: 00000000ffffffa6 RBX: ff11000010059c40 RCX: 1ff4000000090eae
[   66.504851][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010059cf8
[   66.505051][   T67] RBP: ff1100000ff94000 R08: 1fe220000200b3a0 R09: ff1100000faa0bd0
[   66.505285][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   66.505495][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004969f50
[   66.505694][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   66.505931][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.506113][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   66.506319][   T67] PKRU: 55555554
[   66.506439][   T67] Call Trace:
[   66.506539][   T67]  <TASK>
[   66.506608][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   66.506743][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   66.506844][   T67]  __dev_notify_flags+0x1b8/0x280
[   66.506977][   T67]  ? netdev_info+0xe2/0x116
[   66.507136][   T67]  ? netdev_notice+0x120/0x120
[   66.507269][   T67]  ? netif_change_name+0x8c0/0x8c0
[   66.507408][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   66.507571][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   66.507702][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   66.507835][   T67]  __dev_set_promiscuity+0x194/0x230
[   66.507967][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   66.508109][   T67]  netif_set_promiscuity+0x4c/0xc0
[   66.508254][   T67]  dev_set_promiscuity+0x9d/0x150
[   66.508386][   T67]  hsr_del_port+0x36d/0x490
[   66.508519][   T67]  hsr_del_ports+0x3e/0x80
[   66.508651][   T67]  hsr_dellink+0x5d/0x90
[   66.508752][   T67]  default_device_exit_batch+0x19d/0x600
[   66.508889][   T67]  ? unregister_netdev+0x60/0x60
[   66.509020][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   66.509172][   T67]  ops_undo_list+0x2ce/0x8f0
[   66.509306][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   66.509437][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.509572][   T67]  cleanup_net+0x431/0x890
[   66.509706][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   66.509836][   T67]  ? process_one_work+0xdb7/0x1410
[   66.509970][   T67]  ? lock_acquire+0x134/0x160
[   66.510107][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.510251][   T67]  process_one_work+0xdf8/0x1410
[   66.510387][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   66.510521][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   66.510658][   T67]  worker_thread+0x4f1/0xd60
[   66.510790][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.510921][   T67]  ? __kthread_parkme+0xbd/0x210
[   66.511055][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.511200][   T67]  kthread+0x367/0x460
[   66.511301][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   66.511465][   T67]  ? kthread_affine_node+0x330/0x330
[   66.511600][   T67]  ret_from_fork+0x474/0x6b0
[   66.511731][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   66.511892][   T67]  ? __switch_to+0x5a3/0xe00
[   66.512025][   T67]  ? kthread_affine_node+0x330/0x330
[   66.512169][   T67]  ret_from_fork_asm+0x11/0x20
[   66.512307][   T67]  </TASK>
[   66.512410][   T67] irq event stamp: 919075
[   66.512509][   T67] hardirqs last  enabled at (919083): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.512737][   T67] hardirqs last disabled at (919090): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.513054][   T67] softirqs last  enabled at (918682): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   66.513297][   T67] softirqs last disabled at (918673): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   66.513547][   T67] ---[ end trace 0000000000000000 ]---
[   66.513951][   T67] ------------[ cut here ]------------
[   66.514192][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   66.514598][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.515046][   T67] Tainted: [W]=WARN
[   66.516409][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.516586][   T67] Workqueue: netns cleanup_net
[   66.516722][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.516889][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.517477][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   66.517643][   T67] RAX: 00000000ffffffa6 RBX: ff11000010059380 RCX: 1ff4000000090eb2
[   66.517836][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010059438
[   66.518024][   T67] RBP: ff1100000ff94000 R08: 1fe220000200b288 R09: ff1100000faa0bd0
[   66.518310][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   66.518504][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   66.518699][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   66.518924][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.519085][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[   66.519375][   T67] PKRU: 55555554
[   66.519473][   T67] Call Trace:
[   66.519568][   T67]  <TASK>
[   66.519636][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.519765][   T67]  rtnetlink_event+0xe0/0x1f0
[   66.519894][   T67]  notifier_call_chain+0xb0/0x320
[   66.520025][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   66.520239][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   66.520400][   T67]  ? find_held_lock+0x2b/0x80
[   66.520532][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   66.520659][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   66.520817][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   66.520947][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   66.521077][   T67]  hsr_del_port+0x25a/0x490
[   66.521289][   T67]  hsr_del_ports+0x3e/0x80
[   66.521418][   T67]  hsr_dellink+0x5d/0x90
[   66.521517][   T67]  default_device_exit_batch+0x19d/0x600
[   66.521646][   T67]  ? unregister_netdev+0x60/0x60
[   66.521776][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   66.521908][   T67]  ops_undo_list+0x2ce/0x8f0
[   66.522039][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   66.522242][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.522373][   T67]  cleanup_net+0x431/0x890
[   66.522503][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   66.522632][   T67]  ? process_one_work+0xdb7/0x1410
[   66.522763][   T67]  ? lock_acquire+0x134/0x160
[   66.522889][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.523019][   T67]  process_one_work+0xdf8/0x1410
[   66.523237][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   66.523365][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   66.523497][   T67]  worker_thread+0x4f1/0xd60
[   66.523630][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.523760][   T67]  ? __kthread_parkme+0xbd/0x210
[   66.523895][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.524024][   T67]  kthread+0x367/0x460
[   66.524192][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   66.524355][   T67]  ? kthread_affine_node+0x330/0x330
[   66.524483][   T67]  ret_from_fork+0x474/0x6b0
[   66.524615][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   66.524776][   T67]  ? __switch_to+0x5a3/0xe00
[   66.524911][   T67]  ? kthread_affine_node+0x330/0x330
[   66.525040][   T67]  ret_from_fork_asm+0x11/0x20
[   66.525254][   T67]  </TASK>
[   66.525352][   T67] irq event stamp: 922143
[   66.525449][   T67] hardirqs last  enabled at (922151): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.525675][   T67] hardirqs last disabled at (922158): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.525899][   T67] softirqs last  enabled at (922132): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   66.526221][   T67] softirqs last disabled at (922175): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   66.526445][   T67] ---[ end trace 0000000000000000 ]---
[   66.527062][   T67] ------------[ cut here ]------------
[   66.527397][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   66.527867][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.528413][   T67] Tainted: [W]=WARN
[   66.528620][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.528914][   T67] Workqueue: netns cleanup_net
[   66.529198][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.529505][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.530271][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   66.530568][   T67] RAX: 00000000ffffffa6 RBX: ff11000010058740 RCX: 1ff4000000090eaf
[   66.530903][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100587f8
[   66.531289][   T67] RBP: ff110000130c4000 R08: 1fe220000200b100 R09: ff1100000faa0bd0
[   66.531624][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   66.531967][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff94000
[   66.532340][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   66.532726][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.533026][   T67] CR2: 00007f6478727574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   66.533383][   T67] PKRU: 55555554
[   66.533583][   T67] Call Trace:
[   66.533780][   T67]  <TASK>
[   66.533934][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   66.534202][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   66.534405][   T67]  netif_close_many+0x2ac/0x640
[   66.534652][   T67]  ? __dev_close_many+0x530/0x530
[   66.534899][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   66.535221][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   66.535512][   T67]  ? mark_held_locks+0x40/0x70
[   66.535752][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.535994][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   66.536310][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.536552][   T67]  ? rtnl_is_locked+0x15/0x20
[   66.536790][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   66.537079][   T67]  ? unregister_netdevice_many+0x20/0x20
[   66.537359][   T67]  default_device_exit_batch+0x38b/0x600
[   66.537605][   T67]  ? unregister_netdev+0x60/0x60
[   66.537853][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   66.538120][   T67]  ops_undo_list+0x2ce/0x8f0
[   66.538381][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   66.538623][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.538880][   T67]  cleanup_net+0x431/0x890
[   66.539151][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   66.539394][   T67]  ? process_one_work+0xdb7/0x1410
[   66.539639][   T67]  ? lock_acquire+0x134/0x160
[   66.539887][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.540163][   T67]  process_one_work+0xdf8/0x1410
[   66.540413][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   66.540657][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   66.540914][   T67]  worker_thread+0x4f1/0xd60
[   66.541185][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.541429][   T67]  ? __kthread_parkme+0xbd/0x210
[   66.541671][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.541911][   T67]  kthread+0x367/0x460
[   66.542120][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   66.542420][   T67]  ? kthread_affine_node+0x330/0x330
[   66.542672][   T67]  ret_from_fork+0x474/0x6b0
[   66.542918][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   66.543234][   T67]  ? __switch_to+0x5a3/0xe00
[   66.543477][   T67]  ? kthread_affine_node+0x330/0x330
[   66.543719][   T67]  ret_from_fork_asm+0x11/0x20
[   66.543974][   T67]  </TASK>
[   66.544193][   T67] irq event stamp: 923399
[   66.544388][   T67] hardirqs last  enabled at (923409): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.544769][   T67] hardirqs last disabled at (923418): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.545169][   T67] softirqs last  enabled at (922880): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   66.545565][   T67] softirqs last disabled at (922859): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   66.545955][   T67] ---[ end trace 0000000000000000 ]---
[   66.559413][   T67] ------------[ cut here ]------------
[   66.559653][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   66.560077][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.560578][   T67] Tainted: [W]=WARN
[   66.560774][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.561070][   T67] Workqueue: netns cleanup_net
[   66.561344][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.561634][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.562390][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   66.562678][   T67] RAX: 00000000ffffffa6 RBX: ff11000004e39000 RCX: 1ff4000000090eaf
[   66.563011][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e390b8
[   66.563371][   T67] RBP: ff1100000ff94000 R08: 1fe22000009c7218 R09: ff1100000faa0bd0
[   66.563707][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   66.564041][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015b99000
[   66.564403][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   66.564791][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.565083][   T67] CR2: 00007f6478727574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   66.565455][   T67] PKRU: 55555554
[   66.565651][   T67] Call Trace:
[   66.565844][   T67]  <TASK>
[   66.565994][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   66.566269][   T67]  ? notifier_call_chain+0xb0/0x320
[   66.566514][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   66.566709][   T67]  netif_close_many+0x2ac/0x640
[   66.566953][   T67]  ? __dev_close_many+0x530/0x530
[   66.567218][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   66.567515][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   66.567802][   T67]  ? mark_held_locks+0x40/0x70
[   66.568040][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.568308][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   66.568596][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.568835][   T67]  ? rtnl_is_locked+0x15/0x20
[   66.569074][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   66.569388][   T67]  ? unregister_netdevice_many+0x20/0x20
[   66.569632][   T67]  default_device_exit_batch+0x38b/0x600
[   66.569872][   T67]  ? unregister_netdev+0x60/0x60
[   66.570136][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   66.570388][   T67]  ops_undo_list+0x2ce/0x8f0
[   66.570633][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   66.570868][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.571140][   T67]  cleanup_net+0x431/0x890
[   66.571390][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   66.571631][   T67]  ? process_one_work+0xdb7/0x1410
[   66.571878][   T67]  ? lock_acquire+0x134/0x160
[   66.572148][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.572400][   T67]  process_one_work+0xdf8/0x1410
[   66.572651][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   66.572894][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   66.573163][   T67]  worker_thread+0x4f1/0xd60
[   66.573411][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.573649][   T67]  ? __kthread_parkme+0xbd/0x210
[   66.573894][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.574160][   T67]  kthread+0x367/0x460
[   66.574361][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   66.574652][   T67]  ? kthread_affine_node+0x330/0x330
[   66.574903][   T67]  ret_from_fork+0x474/0x6b0
[   66.575171][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   66.575458][   T67]  ? __switch_to+0x5a3/0xe00
[   66.575706][   T67]  ? kthread_affine_node+0x330/0x330
[   66.575944][   T67]  ret_from_fork_asm+0x11/0x20
[   66.576221][   T67]  </TASK>
[   66.576414][   T67] irq event stamp: 933511
[   66.576616][   T67] hardirqs last  enabled at (933521): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.576994][   T67] hardirqs last disabled at (933530): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.577404][   T67] softirqs last  enabled at (932944): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   66.577789][   T67] softirqs last disabled at (932937): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   66.578198][   T67] ---[ end trace 0000000000000000 ]---
[   66.579638][   T67] ------------[ cut here ]------------
[   66.579877][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   66.580323][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.580801][   T67] Tainted: [W]=WARN
[   66.580998][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.581311][   T67] Workqueue: netns cleanup_net
[   66.581558][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.581852][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.582597][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   66.582895][   T67] RAX: 00000000ffffffa6 RBX: ff11000004e39700 RCX: 1ff4000000090eaf
[   66.583250][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e397b8
[   66.583535][   T67] RBP: ff11000015b99000 R08: 1fe22000009c72f8 R09: ff1100000faa0bd0
[   66.583869][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   66.584231][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075b9000
[   66.584556][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   66.584940][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.585267][   T67] CR2: 00007f6478727574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   66.585610][   T67] PKRU: 55555554
[   66.585803][   T67] Call Trace:
[   66.585996][   T67]  <TASK>
[   66.586176][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   66.586420][   T67]  ? notifier_call_chain+0xb0/0x320
[   66.586667][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   66.586873][   T67]  netif_close_many+0x2ac/0x640
[   66.587148][   T67]  ? __dev_close_many+0x530/0x530
[   66.587403][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   66.587695][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   66.587986][   T67]  ? mark_held_locks+0x40/0x70
[   66.588250][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.588497][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   66.588786][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.589034][   T67]  ? rtnl_is_locked+0x15/0x20
[   66.589308][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   66.589606][   T67]  ? unregister_netdevice_many+0x20/0x20
[   66.589860][   T67]  default_device_exit_batch+0x38b/0x600
[   66.590121][   T67]  ? unregister_netdev+0x60/0x60
[   66.590374][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   66.590624][   T67]  ops_undo_list+0x2ce/0x8f0
[   66.590882][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   66.591148][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.591406][   T67]  cleanup_net+0x431/0x890
[   66.591657][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   66.591902][   T67]  ? process_one_work+0xdb7/0x1410
[   66.592174][   T67]  ? lock_acquire+0x134/0x160
[   66.592417][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.592672][   T67]  process_one_work+0xdf8/0x1410
[   66.592930][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   66.593199][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   66.593452][   T67]  worker_thread+0x4f1/0xd60
[   66.593704][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.593945][   T67]  ? __kthread_parkme+0xbd/0x210
[   66.594224][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.594470][   T67]  kthread+0x367/0x460
[   66.594676][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   66.594970][   T67]  ? kthread_affine_node+0x330/0x330
[   66.595238][   T67]  ret_from_fork+0x474/0x6b0
[   66.595488][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   66.595781][   T67]  ? __switch_to+0x5a3/0xe00
[   66.596022][   T67]  ? kthread_affine_node+0x330/0x330
[   66.596290][   T67]  ret_from_fork_asm+0x11/0x20
[   66.596549][   T67]  </TASK>
[   66.596737][   T67] irq event stamp: 936003
[   66.596927][   T67] hardirqs last  enabled at (936013): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.597328][   T67] hardirqs last disabled at (936024): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.597718][   T67] softirqs last  enabled at (935570): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   66.598136][   T67] softirqs last disabled at (935563): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   66.598531][   T67] ---[ end trace 0000000000000000 ]---
[   66.608632][   T67] ------------[ cut here ]------------
[   66.608934][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   66.609417][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.609916][   T67] Tainted: [W]=WARN
[   66.610138][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.610435][   T67] Workqueue: netns cleanup_net
[   66.610707][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.611014][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.612037][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   66.612509][   T67] RAX: 00000000ffffffa6 RBX: ff11000011c92ac0 RCX: 1ff4000000090eaf
[   66.613070][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c92b78
[   66.613559][   T67] RBP: ff110000075b9000 R08: 1fe2200002392570 R09: ff1100000faa0bd0
[   66.613977][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   66.614417][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015894000
[   66.614835][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   66.615340][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.615715][   T67] CR2: 00007f6478727574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   66.616164][   T67] PKRU: 55555554
[   66.616444][   T67] Call Trace:
[   66.616723][   T67]  <TASK>
[   66.616957][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   66.617318][   T67]  ? notifier_call_chain+0xb0/0x320
[   66.617651][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   66.617936][   T67]  netif_close_many+0x2ac/0x640
[   66.618281][   T67]  ? __dev_close_many+0x530/0x530
[   66.618607][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   66.618972][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   66.619368][   T67]  ? mark_held_locks+0x40/0x70
[   66.619700][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.620033][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   66.620430][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.620760][   T67]  ? rtnl_is_locked+0x15/0x20
[   66.621084][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   66.621482][   T67]  ? unregister_netdevice_many+0x20/0x20
[   66.621803][   T67]  default_device_exit_batch+0x38b/0x600
[   66.622150][   T67]  ? unregister_netdev+0x60/0x60
[   66.622482][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   66.622813][   T67]  ops_undo_list+0x2ce/0x8f0
[   66.623165][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   66.623492][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.623816][   T67]  cleanup_net+0x431/0x890
[   66.624168][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   66.624490][   T67]  ? process_one_work+0xdb7/0x1410
[   66.624877][   T67]  ? lock_acquire+0x134/0x160
[   66.625318][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.625684][   T67]  process_one_work+0xdf8/0x1410
[   66.626011][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   66.626366][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   66.626699][   T67]  worker_thread+0x4f1/0xd60
[   66.627027][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.627376][   T67]  ? __kthread_parkme+0xbd/0x210
[   66.627709][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.628030][   T67]  kthread+0x367/0x460
[   66.628325][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   66.628699][   T67]  ? kthread_affine_node+0x330/0x330
[   66.629024][   T67]  ret_from_fork+0x474/0x6b0
[   66.629368][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   66.629745][   T67]  ? __switch_to+0x5a3/0xe00
[   66.630076][   T67]  ? kthread_affine_node+0x330/0x330
[   66.630424][   T67]  ret_from_fork_asm+0x11/0x20
[   66.630759][   T67]  </TASK>
[   66.631034][   T67] irq event stamp: 949379
[   66.631338][   T67] hardirqs last  enabled at (949485): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.631800][   T67] hardirqs last disabled at (949586): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.632283][   T67] softirqs last  enabled at (949690): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   66.632746][   T67] softirqs last disabled at (949701): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   66.633220][   T67] ---[ end trace 0000000000000000 ]---
[   66.634388][   T67] ------------[ cut here ]------------
[   66.634535][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   66.634784][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.635064][   T67] Tainted: [W]=WARN
[   66.635173][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.635330][   T67] Workqueue: netns cleanup_net
[   66.635463][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.635624][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.636062][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   66.636233][   T67] RAX: 00000000ffffffa6 RBX: ff11000015c02580 RCX: 1ff4000000090eaf
[   66.636421][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c02638
[   66.636606][   T67] RBP: ff11000015894000 R08: 1fe2200002b804c8 R09: ff1100000faa0bd0
[   66.636791][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   66.636975][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f7d9000
[   66.637184][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   66.637407][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.637565][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   66.637753][   T67] PKRU: 55555554
[   66.637848][   T67] Call Trace:
[   66.637945][   T67]  <TASK>
[   66.638011][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   66.638146][   T67]  ? notifier_call_chain+0xb0/0x320
[   66.638271][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   66.638366][   T67]  netif_close_many+0x2ac/0x640
[   66.638492][   T67]  ? __dev_close_many+0x530/0x530
[   66.638620][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   66.638775][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   66.638942][   T67]  ? mark_held_locks+0x40/0x70
[   66.639066][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.639202][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   66.639361][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.639485][   T67]  ? rtnl_is_locked+0x15/0x20
[   66.639608][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   66.639762][   T67]  ? unregister_netdevice_many+0x20/0x20
[   66.639890][   T67]  default_device_exit_batch+0x38b/0x600
[   66.640019][   T67]  ? unregister_netdev+0x60/0x60
[   66.640156][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   66.640286][   T67]  ops_undo_list+0x2ce/0x8f0
[   66.640418][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   66.640541][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.640666][   T67]  cleanup_net+0x431/0x890
[   66.640793][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   66.640916][   T67]  ? process_one_work+0xdb7/0x1410
[   66.641046][   T67]  ? lock_acquire+0x134/0x160
[   66.641177][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.641304][   T67]  process_one_work+0xdf8/0x1410
[   66.641429][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   66.641558][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   66.641696][   T67]  worker_thread+0x4f1/0xd60
[   66.641820][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.641948][   T67]  ? __kthread_parkme+0xbd/0x210
[   66.642081][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.642219][   T67]  kthread+0x367/0x460
[   66.642313][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   66.642473][   T67]  ? kthread_affine_node+0x330/0x330
[   66.642597][   T67]  ret_from_fork+0x474/0x6b0
[   66.642731][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   66.642884][   T67]  ? __switch_to+0x5a3/0xe00
[   66.643010][   T67]  ? kthread_affine_node+0x330/0x330
[   66.643145][   T67]  ret_from_fork_asm+0x11/0x20
[   66.643278][   T67]  </TASK>
[   66.643372][   T67] irq event stamp: 952301
[   66.643466][   T67] hardirqs last  enabled at (952309): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.643687][   T67] hardirqs last disabled at (952316): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.643901][   T67] softirqs last  enabled at (951908): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   66.644126][   T67] softirqs last disabled at (952333): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   66.644349][   T67] ---[ end trace 0000000000000000 ]---
[   66.645393][   T67] ------------[ cut here ]------------
[   66.645521][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   66.645770][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.646054][   T67] Tainted: [W]=WARN
[   66.646166][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.646324][   T67] Workqueue: netns cleanup_net
[   66.646461][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.646622][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.647062][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   66.647232][   T67] RAX: 00000000ffffffa6 RBX: ff11000011fff700 RCX: 1ff4000000090eaf
[   66.647422][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011fff7b8
[   66.647612][   T67] RBP: ff1100000f7d9000 R08: 1fe22000023ffef8 R09: ff1100000faa0bd0
[   66.647802][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   66.647990][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   66.648189][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   66.648407][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.648569][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   66.648758][   T67] PKRU: 55555554
[   66.648853][   T67] Call Trace:
[   66.648945][   T67]  <TASK>
[   66.649010][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   66.649150][   T67]  ? notifier_call_chain+0xb0/0x320
[   66.649275][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   66.649373][   T67]  netif_close_many+0x2ac/0x640
[   66.649499][   T67]  ? __dev_close_many+0x530/0x530
[   66.649627][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   66.649781][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   66.649938][   T67]  ? mark_held_locks+0x40/0x70
[   66.650062][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.650198][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   66.650357][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.650481][   T67]  ? rtnl_is_locked+0x15/0x20
[   66.650613][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   66.650767][   T67]  ? unregister_netdevice_many+0x20/0x20
[   66.650892][   T67]  default_device_exit_batch+0x38b/0x600
[   66.651016][   T67]  ? unregister_netdev+0x60/0x60
[   66.651146][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   66.651275][   T67]  ops_undo_list+0x2ce/0x8f0
[   66.651401][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   66.651528][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.651655][   T67]  cleanup_net+0x431/0x890
[   66.651782][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   66.651905][   T67]  ? process_one_work+0xdb7/0x1410
[   66.652030][   T67]  ? lock_acquire+0x134/0x160
[   66.652170][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.652302][   T67]  process_one_work+0xdf8/0x1410
[   66.652429][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   66.652555][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   66.652683][   T67]  worker_thread+0x4f1/0xd60
[   66.652808][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.652931][   T67]  ? __kthread_parkme+0xbd/0x210
[   66.653056][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.653191][   T67]  kthread+0x367/0x460
[   66.653286][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   66.653442][   T67]  ? kthread_affine_node+0x330/0x330
[   66.653565][   T67]  ret_from_fork+0x474/0x6b0
[   66.653689][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   66.653844][   T67]  ? __switch_to+0x5a3/0xe00
[   66.653969][   T67]  ? kthread_affine_node+0x330/0x330
[   66.654103][   T67]  ret_from_fork_asm+0x11/0x20
[   66.654239][   T67]  </TASK>
[   66.654335][   T67] irq event stamp: 954693
[   66.654428][   T67] hardirqs last  enabled at (954701): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.654645][   T67] hardirqs last disabled at (954708): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.654859][   T67] softirqs last  enabled at (954302): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   66.655073][   T67] softirqs last disabled at (954297): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   66.655300][   T67] ---[ end trace 0000000000000000 ]---
[   66.656444][   T67] ------------[ cut here ]------------
[   66.656574][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   66.656810][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.657081][   T67] Tainted: [W]=WARN
[   66.657185][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.657335][   T67] Workqueue: netns cleanup_net
[   66.657461][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.657618][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.658041][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   66.658215][   T67] RAX: 00000000ffffffa6 RBX: ff11000011fffc40 RCX: 1ff4000000090ed5
[   66.658415][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011fffcf8
[   66.658596][   T67] RBP: ff110000130c4000 R08: 1fe22000023fffa0 R09: ff1100000faa0bd0
[   66.658779][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   66.658956][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   66.659145][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   66.659356][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.659510][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   66.659693][   T67] PKRU: 55555554
[   66.659782][   T67] Call Trace:
[   66.659871][   T67]  <TASK>
[   66.659935][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   66.660089][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   66.660255][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.660381][   T67]  ? rtnl_is_locked+0x15/0x20
[   66.660501][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   66.660655][   T67]  default_device_exit_batch+0x38b/0x600
[   66.660777][   T67]  ? unregister_netdev+0x60/0x60
[   66.660899][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   66.661021][   T67]  ops_undo_list+0x2ce/0x8f0
[   66.661155][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   66.661277][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.661401][   T67]  cleanup_net+0x431/0x890
[   66.661521][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   66.661641][   T67]  ? process_one_work+0xdb7/0x1410
[   66.661764][   T67]  ? lock_acquire+0x134/0x160
[   66.661884][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.662007][   T67]  process_one_work+0xdf8/0x1410
[   66.662144][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   66.662264][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   66.662387][   T67]  worker_thread+0x4f1/0xd60
[   66.662508][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.662628][   T67]  ? __kthread_parkme+0xbd/0x210
[   66.662750][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.662870][   T67]  kthread+0x367/0x460
[   66.662960][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   66.663117][   T67]  ? kthread_affine_node+0x330/0x330
[   66.663243][   T67]  ret_from_fork+0x474/0x6b0
[   66.663364][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   66.663513][   T67]  ? __switch_to+0x5a3/0xe00
[   66.663634][   T67]  ? kthread_affine_node+0x330/0x330
[   66.663754][   T67]  ret_from_fork_asm+0x11/0x20
[   66.663879][   T67]  </TASK>
[   66.663970][   T67] irq event stamp: 958239
[   66.664060][   T67] hardirqs last  enabled at (958247): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.664279][   T67] hardirqs last disabled at (958256): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.664491][   T67] softirqs last  enabled at (957828): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   66.664701][   T67] softirqs last disabled at (957823): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   66.664910][   T67] ---[ end trace 0000000000000000 ]---
[   66.666514][   T67] ------------[ cut here ]------------
[   66.666654][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   66.666891][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.667175][   T67] Tainted: [W]=WARN
[   66.667266][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.667415][   T67] Workqueue: netns cleanup_net
[   66.667543][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.667700][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.668136][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   66.668288][   T67] RAX: 00000000ffffffa6 RBX: ff11000011768740 RCX: 1ff4000000090ed5
[   66.668470][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000117687f8
[   66.668648][   T67] RBP: ff1100000ff94000 R08: 1fe22000022ed100 R09: ff1100000faa0bd0
[   66.668845][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   66.669120][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   66.669409][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   66.669739][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.669971][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   66.670260][   T67] PKRU: 55555554
[   66.670389][   T67] Call Trace:
[   66.670487][   T67]  <TASK>
[   66.670553][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   66.670714][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   66.670867][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.670988][   T67]  ? rtnl_is_locked+0x15/0x20
[   66.671113][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   66.671277][   T67]  default_device_exit_batch+0x38b/0x600
[   66.671398][   T67]  ? unregister_netdev+0x60/0x60
[   66.671518][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   66.671643][   T67]  ops_undo_list+0x2ce/0x8f0
[   66.671766][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   66.671894][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.672017][   T67]  cleanup_net+0x431/0x890
[   66.672146][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   66.672269][   T67]  ? process_one_work+0xdb7/0x1410
[   66.672391][   T67]  ? lock_acquire+0x134/0x160
[   66.672511][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.672634][   T67]  process_one_work+0xdf8/0x1410
[   66.672765][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   66.672884][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   66.673008][   T67]  worker_thread+0x4f1/0xd60
[   66.673141][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.673261][   T67]  ? __kthread_parkme+0xbd/0x210
[   66.673384][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.673502][   T67]  kthread+0x367/0x460
[   66.673595][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   66.673745][   T67]  ? kthread_affine_node+0x330/0x330
[   66.673865][   T67]  ret_from_fork+0x474/0x6b0
[   66.673989][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   66.674146][   T67]  ? __switch_to+0x5a3/0xe00
[   66.674268][   T67]  ? kthread_affine_node+0x330/0x330
[   66.674387][   T67]  ret_from_fork_asm+0x11/0x20
[   66.674521][   T67]  </TASK>
[   66.674612][   T67] irq event stamp: 960817
[   66.674703][   T67] hardirqs last  enabled at (960825): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.674912][   T67] hardirqs last disabled at (960832): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.675122][   T67] softirqs last  enabled at (960358): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   66.675341][   T67] softirqs last disabled at (960356): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   66.675552][   T67] ---[ end trace 0000000000000000 ]---
[   66.676842][   T67] vethA (unregistering): left promiscuous mode
[   66.677685][   T67] ------------[ cut here ]------------
[   66.677815][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   66.678061][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.678802][   T67] Tainted: [W]=WARN
[   66.678892][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.679091][   T67] Workqueue: netns cleanup_net
[   66.679272][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.679431][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.679855][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   66.680006][   T67] RAX: 00000000ffffffa6 RBX: ff11000011769380 RCX: 1ff4000000090ed5
[   66.680240][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011769438
[   66.680416][   T67] RBP: ff11000015b99000 R08: 1fe22000022ed288 R09: ff1100000faa0bd0
[   66.680591][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   66.680772][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   66.680949][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   66.681222][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.681374][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   66.681551][   T67] PKRU: 55555554
[   66.681641][   T67] Call Trace:
[   66.681729][   T67]  <TASK>
[   66.681792][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   66.681948][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   66.682152][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.682274][   T67]  ? rtnl_is_locked+0x15/0x20
[   66.682395][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   66.682547][   T67]  default_device_exit_batch+0x38b/0x600
[   66.682666][   T67]  ? unregister_netdev+0x60/0x60
[   66.682785][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   66.682910][   T67]  ops_undo_list+0x2ce/0x8f0
[   66.683031][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   66.683212][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.683333][   T67]  cleanup_net+0x431/0x890
[   66.683452][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   66.683570][   T67]  ? process_one_work+0xdb7/0x1410
[   66.683691][   T67]  ? lock_acquire+0x134/0x160
[   66.683813][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.683935][   T67]  process_one_work+0xdf8/0x1410
[   66.684057][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   66.684235][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   66.684357][   T67]  worker_thread+0x4f1/0xd60
[   66.684476][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.684593][   T67]  ? __kthread_parkme+0xbd/0x210
[   66.684712][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.684835][   T67]  kthread+0x367/0x460
[   66.684930][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   66.685079][   T67]  ? kthread_affine_node+0x330/0x330
[   66.685253][   T67]  ret_from_fork+0x474/0x6b0
[   66.685377][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   66.685531][   T67]  ? __switch_to+0x5a3/0xe00
[   66.685665][   T67]  ? kthread_affine_node+0x330/0x330
[   66.685837][   T67]  ret_from_fork_asm+0x11/0x20
[   66.685966][   T67]  </TASK>
[   66.686055][   T67] irq event stamp: 966161
[   66.686205][   T67] hardirqs last  enabled at (966265): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.686418][   T67] hardirqs last disabled at (966272): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.686628][   T67] softirqs last  enabled at (966262): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   66.686842][   T67] softirqs last disabled at (966169): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   66.687058][   T67] ---[ end trace 0000000000000000 ]---
[   66.700504][   T67] ------------[ cut here ]------------
[   66.700744][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   66.701182][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.701631][   T67] Tainted: [W]=WARN
[   66.701816][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.702112][   T67] Workqueue: netns cleanup_net
[   66.702369][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.702653][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.703354][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   66.703634][   T67] RAX: 00000000ffffffa6 RBX: ff110000117683c0 RCX: 1ff4000000090ed5
[   66.703948][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011768478
[   66.704303][   T67] RBP: ff110000075b9000 R08: 1fe22000022ed090 R09: ff1100000faa0bd0
[   66.704614][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   66.704925][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   66.705277][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   66.705698][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.705973][   T67] CR2: 00007f6478727574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   66.706354][   T67] PKRU: 55555554
[   66.706607][   T67] Call Trace:
[   66.706864][   T67]  <TASK>
[   66.707081][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   66.707489][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   66.707878][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.708221][   T67]  ? rtnl_is_locked+0x15/0x20
[   66.708510][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   66.708827][   T67]  default_device_exit_batch+0x38b/0x600
[   66.709193][   T67]  ? unregister_netdev+0x60/0x60
[   66.709434][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   66.709686][   T67]  ops_undo_list+0x2ce/0x8f0
[   66.709892][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   66.710115][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.710357][   T67]  cleanup_net+0x431/0x890
[   66.710583][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   66.710799][   T67]  ? process_one_work+0xdb7/0x1410
[   66.711013][   T67]  ? lock_acquire+0x134/0x160
[   66.711238][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.711462][   T67]  process_one_work+0xdf8/0x1410
[   66.711706][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   66.711948][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   66.712216][   T67]  worker_thread+0x4f1/0xd60
[   66.712441][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.712670][   T67]  ? __kthread_parkme+0xbd/0x210
[   66.712895][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.713118][   T67]  kthread+0x367/0x460
[   66.713294][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   66.713549][   T67]  ? kthread_affine_node+0x330/0x330
[   66.713771][   T67]  ret_from_fork+0x474/0x6b0
[   66.713990][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   66.714276][   T67]  ? __switch_to+0x5a3/0xe00
[   66.714490][   T67]  ? kthread_affine_node+0x330/0x330
[   66.714730][   T67]  ret_from_fork_asm+0x11/0x20
[   66.714981][   T67]  </TASK>
[   66.715195][   T67] irq event stamp: 978181
[   66.715389][   T67] hardirqs last  enabled at (978191): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.715741][   T67] hardirqs last disabled at (978200): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.716119][   T67] softirqs last  enabled at (977916): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   66.716463][   T67] softirqs last disabled at (977881): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   66.716808][   T67] ---[ end trace 0000000000000000 ]---
[   66.719675][   T67] vethB (unregistering): left promiscuous mode
[   66.720116][   T67] ------------[ cut here ]------------
[   66.720337][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   66.720714][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.721965][   T67] Tainted: [W]=WARN
[   66.722281][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.722639][   T67] Workqueue: netns cleanup_net
[   66.722938][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.723316][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.724031][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   66.724391][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a66e40 RCX: 1ff4000000090ed5
[   66.724722][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a66ef8
[   66.725075][   T67] RBP: ff11000015894000 R08: 1fe2200002b4cde0 R09: ff1100000faa0bd0
[   66.725484][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   66.725814][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   66.726168][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   66.726518][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.726767][   T67] CR2: 00007f6478727574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   66.727080][   T67] PKRU: 55555554
[   66.727280][   T67] Call Trace:
[   66.727446][   T67]  <TASK>
[   66.727573][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   66.727841][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   66.728089][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.728323][   T67]  ? rtnl_is_locked+0x15/0x20
[   66.728551][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   66.728810][   T67]  default_device_exit_batch+0x38b/0x600
[   66.729031][   T67]  ? unregister_netdev+0x60/0x60
[   66.729268][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   66.729475][   T67]  ops_undo_list+0x2ce/0x8f0
[   66.729680][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   66.729881][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.730084][   T67]  cleanup_net+0x431/0x890
[   66.730311][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   66.730512][   T67]  ? process_one_work+0xdb7/0x1410
[   66.730714][   T67]  ? lock_acquire+0x134/0x160
[   66.730916][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.731142][   T67]  process_one_work+0xdf8/0x1410
[   66.731349][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   66.731551][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   66.731782][   T67]  worker_thread+0x4f1/0xd60
[   66.732023][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.732291][   T67]  ? __kthread_parkme+0xbd/0x210
[   66.732531][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.732740][   T67]  kthread+0x367/0x460
[   66.732904][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   66.733187][   T67]  ? kthread_affine_node+0x330/0x330
[   66.733400][   T67]  ret_from_fork+0x474/0x6b0
[   66.733617][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   66.733885][   T67]  ? __switch_to+0x5a3/0xe00
[   66.734112][   T67]  ? kthread_affine_node+0x330/0x330
[   66.734354][   T67]  ret_from_fork_asm+0x11/0x20
[   66.734575][   T67]  </TASK>
[   66.734753][   T67] irq event stamp: 983651
[   66.734934][   T67] hardirqs last  enabled at (983661): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.735293][   T67] hardirqs last disabled at (983672): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.735683][   T67] softirqs last  enabled at (983230): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   66.736058][   T67] softirqs last disabled at (983177): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   66.736406][   T67] ---[ end trace 0000000000000000 ]---
[   66.739556][   T67] ------------[ cut here ]------------
[   66.739755][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   66.740117][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.740599][   T67] Tainted: [W]=WARN
[   66.740814][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.741089][   T67] Workqueue: netns cleanup_net
[   66.741369][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.741645][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.742447][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   66.742841][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a67c40 RCX: 1ff4000000090ed5
[   66.743258][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a67cf8
[   66.743731][   T67] RBP: ff1100000f7d9000 R08: 1fe2200002b4cfa0 R09: ff1100000faa0bd0
[   66.744160][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   66.744562][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   66.744943][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   66.745384][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.745718][   T67] CR2: 00007f6478727574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   66.746120][   T67] PKRU: 55555554
[   66.746399][   T67] Call Trace:
[   66.746669][   T67]  <TASK>
[   66.746881][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   66.747246][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   66.747574][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.747846][   T67]  ? rtnl_is_locked+0x15/0x20
[   66.748136][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   66.748480][   T67]  default_device_exit_batch+0x38b/0x600
[   66.748762][   T67]  ? unregister_netdev+0x60/0x60
[   66.749027][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   66.749325][   T67]  ops_undo_list+0x2ce/0x8f0
[   66.749631][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   66.749920][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.750274][   T67]  cleanup_net+0x431/0x890
[   66.750598][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   66.750864][   T67]  ? process_one_work+0xdb7/0x1410
[   66.751150][   T67]  ? lock_acquire+0x134/0x160
[   66.751415][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.751683][   T67]  process_one_work+0xdf8/0x1410
[   66.751947][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   66.752229][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   66.752526][   T67]  worker_thread+0x4f1/0xd60
[   66.752858][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.753152][   T67]  ? __kthread_parkme+0xbd/0x210
[   66.753366][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.753592][   T67]  kthread+0x367/0x460
[   66.753764][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   66.754029][   T67]  ? kthread_affine_node+0x330/0x330
[   66.754267][   T67]  ret_from_fork+0x474/0x6b0
[   66.754510][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   66.754783][   T67]  ? __switch_to+0x5a3/0xe00
[   66.755023][   T67]  ? kthread_affine_node+0x330/0x330
[   66.755286][   T67]  ret_from_fork_asm+0x11/0x20
[   66.755534][   T67]  </TASK>
[   66.755725][   T67] irq event stamp: 990571
[   66.755915][   T67] hardirqs last  enabled at (990581): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.756257][   T67] hardirqs last disabled at (990592): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.756590][   T67] softirqs last  enabled at (990454): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   66.756923][   T67] softirqs last disabled at (990357): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   66.757302][   T67] ---[ end trace 0000000000000000 ]---
[   66.770795][  T642] ------------[ cut here ]------------
[   66.770970][  T642] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/642
[   66.771213][  T642] CPU: 0 UID: 0 PID: 642 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.771486][  T642] Tainted: [W]=WARN
[   66.771585][  T642] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.771751][  T642] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.771920][  T642] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.772396][  T642] RSP: 0018:ffa00000019b7ab0 EFLAGS: 00010286
[   66.772564][  T642] RAX: 00000000ffffffa6 RBX: ff11000015a88580 RCX: 1ff4000000336f1c
[   66.772761][  T642] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a88638
[   66.772958][  T642] RBP: ff11000010f79000 R08: 1fe2200002b510c8 R09: ff11000004d92e80
[   66.773164][  T642] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   66.773356][  T642] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f79000
[   66.773554][  T642] FS:  00007fe563875840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   66.773780][  T642] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.773943][  T642] CR2: 00007fe563a81690 CR3: 0000000015e67004 CR4: 0000000000771ef0
[   66.774149][  T642] PKRU: 55555554
[   66.774247][  T642] Call Trace:
[   66.774343][  T642]  <TASK>
[   66.774413][  T642]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   66.774542][  T642]  ? notifier_call_chain+0xb0/0x320
[   66.774671][  T642]  rtmsg_ifinfo+0x5c/0xb0
[   66.774768][  T642]  register_netdevice+0x137a/0x1980
[   66.774903][  T642]  ? unregister_netdevice_queue+0x470/0x470
[   66.775070][  T642]  register_netdev+0x23/0x40
[   66.775209][  T642]  loopback_net_init+0x7d/0x150
[   66.775343][  T642]  ops_init+0x187/0x560
[   66.775446][  T642]  setup_net+0x11b/0x3b0
[   66.775544][  T642]  ? unregister_pernet_device+0x80/0x80
[   66.775673][  T642]  ? lockdep_init_map_type+0x5d/0x250
[   66.775802][  T642]  ? mutex_init_lockdep+0xf6/0x120
[   66.775935][  T642]  copy_net_ns+0x2fd/0x450
[   66.776064][  T642]  create_new_namespaces+0x371/0xa10
[   66.776209][  T642]  unshare_nsproxy_namespaces+0xa5/0x150
[   66.776340][  T642]  ksys_unshare+0x47e/0x8c0
[   66.776470][  T642]  ? walk_process_tree+0x350/0x350
[   66.776600][  T642]  ? __ia32_sys_open+0x1b0/0x1b0
[   66.776734][  T642]  __x64_sys_unshare+0x34/0x50
[   66.776861][  T642]  ? do_syscall_64+0x82/0xfc0
[   66.776992][  T642]  do_syscall_64+0x117/0xfc0
[   66.777126][  T642]  ? trace_hardirqs_off+0xd/0x30
[   66.777264][  T642]  ? exc_page_fault+0xee/0x100
[   66.777394][  T642]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   66.777561][  T642] RIP: 0033:0x7fe563b37bcb
[   66.777729][  T642] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   66.778207][  T642] RSP: 002b:00007ffcfa6135e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   66.778400][  T642] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe563b37bcb
[   66.778597][  T642] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   66.778788][  T642] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   66.778981][  T642] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcfa615810
[   66.779180][  T642] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcfa6168c6
[   66.779376][  T642]  </TASK>
[   66.779474][  T642] irq event stamp: 21237
[   66.779573][  T642] hardirqs last  enabled at (21245): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.779798][  T642] hardirqs last disabled at (21252): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.780024][  T642] softirqs last  enabled at (20776): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   66.780260][  T642] softirqs last disabled at (20774): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   66.780485][  T642] ---[ end trace 0000000000000000 ]---
[   66.783491][  T642] ------------[ cut here ]------------
[   66.783647][  T642] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/642
[   66.783869][  T642] CPU: 0 UID: 0 PID: 642 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.784137][  T642] Tainted: [W]=WARN
[   66.784236][  T642] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.784396][  T642] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.784564][  T642] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.785017][  T642] RSP: 0018:ffa00000019b7a98 EFLAGS: 00010286
[   66.785192][  T642] RAX: 00000000ffffffa6 RBX: ff11000011e0c580 RCX: 1ff4000000336f19
[   66.785392][  T642] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011e0c638
[   66.785583][  T642] RBP: ff11000004fe1000 R08: 1fe22000023c18c8 R09: ff11000004d92e80
[   66.785779][  T642] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   66.785972][  T642] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004fe1000
[   66.786182][  T642] FS:  00007fe563875840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   66.786407][  T642] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.786575][  T642] CR2: 00007fe563a81690 CR3: 0000000015e67004 CR4: 0000000000771ef0
[   66.786767][  T642] PKRU: 55555554
[   66.786863][  T642] Call Trace:
[   66.786958][  T642]  <TASK>
[   66.787025][  T642]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   66.787169][  T642]  ? notifier_call_chain+0xb0/0x320
[   66.787300][  T642]  rtmsg_ifinfo+0x5c/0xb0
[   66.787398][  T642]  register_netdevice+0x137a/0x1980
[   66.787527][  T642]  ? unregister_netdevice_queue+0x470/0x470
[   66.787687][  T642]  ? alloc_netdev_mqs+0xed0/0x1490
[   66.787818][  T642]  register_netdev+0x23/0x40
[   66.787948][  T642]  sit_init_net+0x299/0x570
[   66.788080][  T642]  ops_init+0x187/0x560
[   66.788189][  T642]  setup_net+0x11b/0x3b0
[   66.788288][  T642]  ? unregister_pernet_device+0x80/0x80
[   66.788416][  T642]  ? lockdep_init_map_type+0x5d/0x250
[   66.788544][  T642]  ? mutex_init_lockdep+0xf6/0x120
[   66.788674][  T642]  copy_net_ns+0x2fd/0x450
[   66.788804][  T642]  create_new_namespaces+0x371/0xa10
[   66.788937][  T642]  unshare_nsproxy_namespaces+0xa5/0x150
[   66.789094][  T642]  ksys_unshare+0x47e/0x8c0
[   66.789237][  T642]  ? walk_process_tree+0x350/0x350
[   66.789366][  T642]  ? __ia32_sys_open+0x1b0/0x1b0
[   66.789508][  T642]  __x64_sys_unshare+0x34/0x50
[   66.789635][  T642]  ? do_syscall_64+0x82/0xfc0
[   66.789769][  T642]  do_syscall_64+0x117/0xfc0
[   66.789897][  T642]  ? trace_hardirqs_off+0xd/0x30
[   66.790047][  T642]  ? exc_page_fault+0xee/0x100
[   66.790194][  T642]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   66.790354][  T642] RIP: 0033:0x7fe563b37bcb
[   66.790488][  T642] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   66.790948][  T642] RSP: 002b:00007ffcfa6135e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   66.791154][  T642] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe563b37bcb
[   66.791348][  T642] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   66.791541][  T642] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   66.791757][  T642] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcfa615810
[   66.791956][  T642] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcfa6168c6
[   66.792163][  T642]  </TASK>
[   66.792259][  T642] irq event stamp: 23125
[   66.792357][  T642] hardirqs last  enabled at (23133): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.792582][  T642] hardirqs last disabled at (23140): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.792803][  T642] softirqs last  enabled at (22656): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   66.793026][  T642] softirqs last disabled at (22654): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   66.796212][  T642] ---[ end trace 0000000000000000 ]---
[   66.836990][  T643] ------------[ cut here ]------------
[   66.837176][  T643] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/643
[   66.837412][  T643] CPU: 0 UID: 0 PID: 643 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.837675][  T643] Tainted: [W]=WARN
[   66.837772][  T643] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.837936][  T643] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.838119][  T643] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.838595][  T643] RSP: 0018:ffa00000019a7020 EFLAGS: 00010286
[   66.838765][  T643] RAX: 00000000ffffffa6 RBX: ff110000159d8e40 RCX: 1ff4000000334dca
[   66.838961][  T643] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d8ef8
[   66.839170][  T643] RBP: ff11000010f79000 R08: 1fe2200002b3b1e0 R09: ff11000004d90b58
[   66.839366][  T643] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   66.839558][  T643] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f79ce1
[   66.839761][  T643] FS:  00007f7ceda6c840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   66.839989][  T643] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.840169][  T643] CR2: 00000000026b1988 CR3: 0000000015fe4006 CR4: 0000000000771ef0
[   66.840365][  T643] PKRU: 55555554
[   66.840463][  T643] Call Trace:
[   66.840559][  T643]  <TASK>
[   66.840627][  T643]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   66.840760][  T643]  rtmsg_ifinfo+0x5c/0xb0
[   66.840857][  T643]  ? mark_held_locks+0x40/0x70
[   66.840988][  T643]  __dev_notify_flags+0x1b8/0x280
[   66.841175][  T643]  ? netif_change_name+0x8c0/0x8c0
[   66.841306][  T643]  ? __dev_change_flags+0x4a4/0x660
[   66.841437][  T643]  ? netif_set_allmulti+0x250/0x250
[   66.841566][  T643]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.841698][  T643]  ? is_bpf_text_address+0x68/0x110
[   66.841832][  T643]  netif_change_flags+0xfe/0x190
[   66.841962][  T643]  do_setlink.isra.0+0x1cc3/0x2750
[   66.842093][  T643]  ? rtnl_link_get_size+0x350/0x350
[   66.842310][  T643]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   66.842473][  T643]  ? rcu_read_lock_any_held+0x3c/0x90
[   66.842603][  T643]  ? validate_chain+0x38b/0xc20
[   66.842732][  T643]  ? rcu_read_lock_any_held+0x66/0x90
[   66.842860][  T643]  ? stack_depot_save_flags+0x367/0x770
[   66.842992][  T643]  ? __lock_acquire+0x508/0xc10
[   66.843134][  T643]  ? lock_acquire.part.0+0xbc/0x260
[   66.843264][  T643]  ? rtnl_newlink+0x883/0xea0
[   66.843393][  T643]  ? rcu_is_watching+0x15/0xd0
[   66.843524][  T643]  ? lock_acquire+0x134/0x160
[   66.843653][  T643]  ? rcu_is_watching+0x15/0xd0
[   66.843782][  T643]  ? rcu_is_watching+0x15/0xd0
[   66.843910][  T643]  ? trace_contention_end+0xb3/0x1a0
[   66.844040][  T643]  ? __mutex_lock+0x1db/0x2010
[   66.844182][  T643]  ? __mutex_lock+0x9b2/0x2010
[   66.844310][  T643]  ? rtnl_newlink+0x883/0xea0
[   66.844438][  T643]  ? ww_mutex_lock+0x160/0x160
[   66.844571][  T643]  ? __rtnl_newlink+0x3fa/0xa50
[   66.844703][  T643]  rtnl_newlink+0x8d1/0xea0
[   66.844834][  T643]  ? lock_acquire.part.0+0xbc/0x260
[   66.844961][  T643]  ? __rtnl_newlink+0xa50/0xa50
[   66.845090][  T643]  ? mark_usage+0x61/0x170
[   66.845234][  T643]  ? lock_acquire.part.0+0xbc/0x260
[   66.845361][  T643]  ? find_held_lock+0x2b/0x80
[   66.845490][  T643]  ? __rtnl_newlink+0xa50/0xa50
[   66.845621][  T643]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.845749][  T643]  ? __rtnl_newlink+0xa50/0xa50
[   66.845880][  T643]  rtnetlink_rcv_msg+0x40d/0x9e0
[   66.846009][  T643]  ? validate_chain+0x38b/0xc20
[   66.846147][  T643]  ? rtnl_stats_set+0x3f0/0x3f0
[   66.846277][  T643]  ? __lock_acquire+0x508/0xc10
[   66.846408][  T643]  ? lock_acquire.part.0+0xbc/0x260
[   66.846539][  T643]  ? find_held_lock+0x2b/0x80
[   66.846671][  T643]  netlink_rcv_skb+0x14e/0x3a0
[   66.846800][  T643]  ? rtnl_stats_set+0x3f0/0x3f0
[   66.846930][  T643]  ? netlink_ack+0xcd0/0xcd0
[   66.847063][  T643]  ? netlink_deliver_tap+0xc5/0x330
[   66.847204][  T643]  ? netlink_deliver_tap+0x13c/0x330
[   66.847334][  T643]  netlink_unicast+0x486/0x750
[   66.847464][  T643]  ? netlink_attachskb+0x810/0x810
[   66.847596][  T643]  ? __lock_acquire+0x508/0xc10
[   66.847726][  T643]  netlink_sendmsg+0x735/0xc60
[   66.847855][  T643]  ? netlink_unicast+0x750/0x750
[   66.847985][  T643]  ? __might_fault+0x97/0x140
[   66.848123][  T643]  ____sys_sendmsg+0x419/0x850
[   66.848276][  T643]  ? copy_msghdr_from_user+0x2a0/0x460
[   66.848405][  T643]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   66.848564][  T643]  ? move_addr_to_kernel+0x40/0x40
[   66.848696][  T643]  ? stack_depot_save_flags+0x367/0x770
[   66.848827][  T643]  ? validate_chain+0x38b/0xc20
[   66.848958][  T643]  ___sys_sendmsg+0x14e/0x1d0
[   66.849086][  T643]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   66.849262][  T643]  ? copy_msghdr_from_user+0x460/0x460
[   66.849401][  T643]  __sys_sendmsg+0x145/0x1f0
[   66.849532][  T643]  ? __sys_sendmsg_sock+0x20/0x20
[   66.849663][  T643]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   66.849826][  T643]  ? do_raw_spin_unlock+0x59/0x250
[   66.849954][  T643]  ? rcu_is_watching+0x15/0xd0
[   66.850155][  T643]  do_syscall_64+0x117/0xfc0
[   66.850299][  T643]  ? trace_hardirqs_off+0xd/0x30
[   66.850429][  T643]  ? exc_page_fault+0xee/0x100
[   66.850559][  T643]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   66.850722][  T643] RIP: 0033:0x7f7cedca608e
[   66.850860][  T643] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   66.851337][  T643] RSP: 002b:00007ffe7b0cdb20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   66.851534][  T643] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7cedca608e
[   66.851728][  T643] RDX: 0000000000000000 RSI: 00007ffe7b0cdbd0 RDI: 0000000000000005
[   66.851921][  T643] RBP: 00007ffe7b0cdb30 R08: 0000000000000000 R09: 0000000000000000
[   66.852208][  T643] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a6
[   66.852423][  T643] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7b0ce2a0
[   66.852711][  T643]  </TASK>
[   66.852858][  T643] irq event stamp: 26901
[   66.853000][  T643] hardirqs last  enabled at (26909): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.853353][  T643] hardirqs last disabled at (26918): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.853577][  T643] softirqs last  enabled at (26304): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   66.853802][  T643] softirqs last disabled at (26263): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   66.854027][  T643] ---[ end trace 0000000000000000 ]---
[   66.988339][   T67] ------------[ cut here ]------------
[   66.988547][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   66.988830][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   66.989291][   T67] Tainted: [W]=WARN
[   66.989477][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.989745][   T67] Workqueue: netns cleanup_net
[   66.989976][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   66.990206][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   66.990672][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   66.990881][   T67] RAX: 00000000ffffffa6 RBX: ff11000013fc4c80 RCX: 1ff4000000090eed
[   66.991114][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc4d38
[   66.991344][   T67] RBP: ff11000013f79000 R08: 1fe22000027f89a8 R09: ff1100000faa0bd0
[   66.991566][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   66.991787][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   66.992011][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   66.992293][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.992492][   T67] CR2: 00007f206a37a000 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   66.992714][   T67] PKRU: 55555554
[   66.992847][   T67] Call Trace:
[   66.992981][   T67]  <TASK>
[   66.993090][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   66.993312][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   66.993501][   T67]  ? queue_rcu_work+0x7c/0xa0
[   66.993670][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   66.993839][   T67]  ? rtnl_is_locked+0x15/0x20
[   66.994003][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   66.994224][   T67]  ? mutex_is_locked+0x1c/0x50
[   66.994393][   T67]  ops_undo_list+0x615/0x8f0
[   66.994561][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   66.994724][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   66.994896][   T67]  cleanup_net+0x431/0x890
[   66.995061][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   66.995306][   T67]  ? process_one_work+0xdb7/0x1410
[   66.995531][   T67]  ? lock_acquire+0x134/0x160
[   66.995759][   T67]  ? rcu_is_watching+0x15/0xd0
[   66.995983][   T67]  process_one_work+0xdf8/0x1410
[   66.996178][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   66.996344][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   66.996515][   T67]  worker_thread+0x4f1/0xd60
[   66.996681][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.996845][   T67]  ? __kthread_parkme+0xbd/0x210
[   66.997008][   T67]  ? rescuer_thread+0x1320/0x1320
[   66.997199][   T67]  kthread+0x367/0x460
[   66.997336][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   66.997531][   T67]  ? kthread_affine_node+0x330/0x330
[   66.997699][   T67]  ret_from_fork+0x474/0x6b0
[   66.997868][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   66.998064][   T67]  ? __switch_to+0x5a3/0xe00
[   66.998245][   T67]  ? kthread_affine_node+0x330/0x330
[   66.998413][   T67]  ret_from_fork_asm+0x11/0x20
[   66.998598][   T67]  </TASK>
[   66.998734][   T67] irq event stamp: 998419
[   66.998872][   T67] hardirqs last  enabled at (998429): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   66.999150][   T67] hardirqs last disabled at (998440): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   66.999402][   T67] softirqs last  enabled at (998158): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   66.999655][   T67] softirqs last disabled at (998141): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   66.999912][   T67] ---[ end trace 0000000000000000 ]---
[   67.015374][   T67] vethA: left promiscuous mode
[   67.015684][   T67] ------------[ cut here ]------------
[   67.015862][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   67.016316][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.016656][   T67] Tainted: [W]=WARN
[   67.016801][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.017016][   T67] Workqueue: netns cleanup_net
[   67.017302][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.017535][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.018121][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   67.018369][   T67] RAX: 00000000ffffffa6 RBX: ff11000013fc5380 RCX: 1ff4000000090eae
[   67.018614][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc5438
[   67.018861][   T67] RBP: ff1100000207c000 R08: 1fe22000027f8a88 R09: ff1100000faa0bd0
[   67.019191][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   67.019438][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010097d50
[   67.019683][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   67.019959][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.020190][   T67] CR2: 00007f206a37a000 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   67.020435][   T67] PKRU: 55555554
[   67.020579][   T67] Call Trace:
[   67.020752][   T67]  <TASK>
[   67.020878][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.021152][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   67.021356][   T67]  __dev_notify_flags+0x1b8/0x280
[   67.021603][   T67]  ? netdev_info+0xe2/0x116
[   67.021850][   T67]  ? netdev_notice+0x120/0x120
[   67.022056][   T67]  ? netif_change_name+0x8c0/0x8c0
[   67.022329][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   67.022588][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   67.022770][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   67.022949][   T67]  __dev_set_promiscuity+0x194/0x230
[   67.023150][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   67.023334][   T67]  netif_set_promiscuity+0x4c/0xc0
[   67.023566][   T67]  dev_set_promiscuity+0x9d/0x150
[   67.023758][   T67]  hsr_del_port+0x36d/0x490
[   67.024007][   T67]  hsr_del_ports+0x24/0x80
[   67.024216][   T67]  hsr_dellink+0x5d/0x90
[   67.024368][   T67]  default_device_exit_batch+0x19d/0x600
[   67.024611][   T67]  ? unregister_netdev+0x60/0x60
[   67.024838][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   67.025079][   T67]  ops_undo_list+0x2ce/0x8f0
[   67.025352][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   67.025603][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.025837][   T67]  cleanup_net+0x431/0x890
[   67.026073][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   67.026336][   T67]  ? process_one_work+0xdb7/0x1410
[   67.026587][   T67]  ? lock_acquire+0x134/0x160
[   67.026840][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.027085][   T67]  process_one_work+0xdf8/0x1410
[   67.027334][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   67.027565][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   67.027748][   T67]  worker_thread+0x4f1/0xd60
[   67.027969][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.028241][   T67]  ? __kthread_parkme+0xbd/0x210
[   67.028499][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.028751][   T67]  kthread+0x367/0x460
[   67.028932][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.029172][   T67]  ? kthread_affine_node+0x330/0x330
[   67.029354][   T67]  ret_from_fork+0x474/0x6b0
[   67.029537][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   67.029747][   T67]  ? __switch_to+0x5a3/0xe00
[   67.029928][   T67]  ? kthread_affine_node+0x330/0x330
[   67.030119][   T67]  ret_from_fork_asm+0x11/0x20
[   67.030318][   T67]  </TASK>
[   67.030462][   T67] irq event stamp: 1000237
[   67.030640][   T67] hardirqs last  enabled at (1000247): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.030917][   T67] hardirqs last disabled at (1000256): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.031213][   T67] softirqs last  enabled at (999630): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.031492][   T67] softirqs last disabled at (999623): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.031768][   T67] ---[ end trace 0000000000000000 ]---
[   67.032148][   T67] ------------[ cut here ]------------
[   67.032320][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   67.032618][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.032955][   T67] Tainted: [W]=WARN
[   67.033690][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.034086][   T67] Workqueue: netns cleanup_net
[   67.034303][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.034516][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.035014][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   67.035246][   T67] RAX: 00000000ffffffa6 RBX: ff110000049a2740 RCX: 1ff4000000090eb2
[   67.035486][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a27f8
[   67.035723][   T67] RBP: ff1100000207c000 R08: 1fe2200000934500 R09: ff1100000faa0bd0
[   67.035963][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   67.036219][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   67.036458][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   67.036728][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.036940][   T67] CR2: 00007f206a37a000 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   67.037203][   T67] PKRU: 55555554
[   67.037349][   T67] Call Trace:
[   67.037491][   T67]  <TASK>
[   67.037603][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.037779][   T67]  rtnetlink_event+0xe0/0x1f0
[   67.037956][   T67]  notifier_call_chain+0xb0/0x320
[   67.038157][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   67.038339][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   67.038561][   T67]  ? find_held_lock+0x2b/0x80
[   67.038743][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   67.038920][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   67.039159][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   67.039342][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   67.039522][   T67]  hsr_del_port+0x25a/0x490
[   67.039699][   T67]  hsr_del_ports+0x24/0x80
[   67.039877][   T67]  hsr_dellink+0x5d/0x90
[   67.040022][   T67]  default_device_exit_batch+0x19d/0x600
[   67.040222][   T67]  ? unregister_netdev+0x60/0x60
[   67.040402][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   67.040581][   T67]  ops_undo_list+0x2ce/0x8f0
[   67.040759][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   67.040936][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.041127][   T67]  cleanup_net+0x431/0x890
[   67.041315][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   67.041491][   T67]  ? process_one_work+0xdb7/0x1410
[   67.041668][   T67]  ? lock_acquire+0x134/0x160
[   67.041843][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.042021][   T67]  process_one_work+0xdf8/0x1410
[   67.042236][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   67.042414][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   67.042596][   T67]  worker_thread+0x4f1/0xd60
[   67.042775][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.042963][   T67]  ? __kthread_parkme+0xbd/0x210
[   67.043164][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.043345][   T67]  kthread+0x367/0x460
[   67.043490][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.043702][   T67]  ? kthread_affine_node+0x330/0x330
[   67.043878][   T67]  ret_from_fork+0x474/0x6b0
[   67.044055][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   67.044284][   T67]  ? __switch_to+0x5a3/0xe00
[   67.044464][   T67]  ? kthread_affine_node+0x330/0x330
[   67.044641][   T67]  ret_from_fork_asm+0x11/0x20
[   67.044828][   T67]  </TASK>
[   67.044970][   T67] irq event stamp: 1002225
[   67.045164][   T67] hardirqs last  enabled at (1002237): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.045438][   T67] hardirqs last disabled at (1002246): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.045741][   T67] softirqs last  enabled at (1001636): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.046015][   T67] softirqs last disabled at (1001359): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.046309][   T67] ---[ end trace 0000000000000000 ]---
[   67.046707][   T67] ------------[ cut here ]------------
[   67.046978][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   67.047376][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.047701][   T67] Tainted: [W]=WARN
[   67.047868][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.048069][   T67] Workqueue: netns cleanup_net
[   67.048613][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.048906][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.049559][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   67.049867][   T67] RAX: 00000000ffffffa6 RBX: ff110000049a23c0 RCX: 1ff4000000090eaf
[   67.050296][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a2478
[   67.050711][   T67] RBP: ff11000015cac000 R08: 1fe2200000934490 R09: ff1100000faa0bd0
[   67.051069][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   67.051447][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000207c000
[   67.051982][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   67.052453][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.052791][   T67] CR2: 00007f206a37a000 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   67.053163][   T67] PKRU: 55555554
[   67.053355][   T67] Call Trace:
[   67.053547][   T67]  <TASK>
[   67.053707][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.053926][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   67.054140][   T67]  netif_close_many+0x2ac/0x640
[   67.054397][   T67]  ? __dev_close_many+0x530/0x530
[   67.054622][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   67.054878][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   67.055154][   T67]  ? mark_held_locks+0x40/0x70
[   67.055384][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.055606][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   67.055857][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.056079][   T67]  ? rtnl_is_locked+0x15/0x20
[   67.056324][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   67.056575][   T67]  ? unregister_netdevice_many+0x20/0x20
[   67.056797][   T67]  default_device_exit_batch+0x38b/0x600
[   67.057046][   T67]  ? unregister_netdev+0x60/0x60
[   67.057265][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   67.057437][   T67]  ops_undo_list+0x2ce/0x8f0
[   67.057612][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   67.057780][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.057953][   T67]  cleanup_net+0x431/0x890
[   67.058146][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   67.058352][   T67]  ? process_one_work+0xdb7/0x1410
[   67.058553][   T67]  ? lock_acquire+0x134/0x160
[   67.058777][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.058965][   T67]  process_one_work+0xdf8/0x1410
[   67.059166][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   67.059393][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   67.059621][   T67]  worker_thread+0x4f1/0xd60
[   67.059797][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.059969][   T67]  ? __kthread_parkme+0xbd/0x210
[   67.060158][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.060331][   T67]  kthread+0x367/0x460
[   67.060471][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.060721][   T67]  ? kthread_affine_node+0x330/0x330
[   67.060899][   T67]  ret_from_fork+0x474/0x6b0
[   67.061071][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   67.061299][   T67]  ? __switch_to+0x5a3/0xe00
[   67.061476][   T67]  ? kthread_affine_node+0x330/0x330
[   67.061707][   T67]  ret_from_fork_asm+0x11/0x20
[   67.061886][   T67]  </TASK>
[   67.062024][   T67] irq event stamp: 1006331
[   67.062216][   T67] hardirqs last  enabled at (1006343): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.062486][   T67] hardirqs last disabled at (1006352): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.062746][   T67] softirqs last  enabled at (1006070): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.063010][   T67] softirqs last disabled at (1006027): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.063296][   T67] ---[ end trace 0000000000000000 ]---
[   67.064467][   T67] ------------[ cut here ]------------
[   67.064639][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   67.064930][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.065594][   T67] Tainted: [W]=WARN
[   67.065785][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.066040][   T67] Workqueue: netns cleanup_net
[   67.066298][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.066561][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.067169][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   67.067427][   T67] RAX: 00000000ffffffa6 RBX: ff110000101163c0 RCX: 1ff4000000090eaf
[   67.067710][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010116478
[   67.068117][   T67] RBP: ff1100000207c000 R08: 1fe2200002022c90 R09: ff1100000faa0bd0
[   67.068483][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   67.068825][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dc4000
[   67.069245][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   67.069691][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.070050][   T67] CR2: 00007f206a37a000 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   67.070485][   T67] PKRU: 55555554
[   67.070759][   T67] Call Trace:
[   67.071031][   T67]  <TASK>
[   67.071286][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.071620][   T67]  ? notifier_call_chain+0xb0/0x320
[   67.071953][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   67.072254][   T67]  netif_close_many+0x2ac/0x640
[   67.072581][   T67]  ? __dev_close_many+0x530/0x530
[   67.072918][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   67.073324][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   67.073685][   T67]  ? mark_held_locks+0x40/0x70
[   67.073991][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.074323][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   67.074674][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.075003][   T67]  ? rtnl_is_locked+0x15/0x20
[   67.075226][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   67.075429][   T67]  ? unregister_netdevice_many+0x20/0x20
[   67.075603][   T67]  default_device_exit_batch+0x38b/0x600
[   67.075774][   T67]  ? unregister_netdev+0x60/0x60
[   67.075947][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   67.076142][   T67]  ops_undo_list+0x2ce/0x8f0
[   67.076315][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   67.076484][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.076663][   T67]  cleanup_net+0x431/0x890
[   67.076836][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   67.077006][   T67]  ? process_one_work+0xdb7/0x1410
[   67.077219][   T67]  ? lock_acquire+0x134/0x160
[   67.077396][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.077583][   T67]  process_one_work+0xdf8/0x1410
[   67.077823][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   67.078057][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   67.078325][   T67]  worker_thread+0x4f1/0xd60
[   67.078566][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.078797][   T67]  ? __kthread_parkme+0xbd/0x210
[   67.078972][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.079165][   T67]  kthread+0x367/0x460
[   67.079308][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.079512][   T67]  ? kthread_affine_node+0x330/0x330
[   67.079686][   T67]  ret_from_fork+0x474/0x6b0
[   67.079858][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   67.080058][   T67]  ? __switch_to+0x5a3/0xe00
[   67.080250][   T67]  ? kthread_affine_node+0x330/0x330
[   67.080422][   T67]  ret_from_fork_asm+0x11/0x20
[   67.080599][   T67]  </TASK>
[   67.080737][   T67] irq event stamp: 1012199
[   67.080910][   T67] hardirqs last  enabled at (1012209): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.081189][   T67] hardirqs last disabled at (1012220): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.081450][   T67] softirqs last  enabled at (1011896): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.081710][   T67] softirqs last disabled at (1011827): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.081973][   T67] ---[ end trace 0000000000000000 ]---
[   67.082932][   T67] ------------[ cut here ]------------
[   67.083116][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   67.083420][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.083751][   T67] Tainted: [W]=WARN
[   67.083890][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.084091][   T67] Workqueue: netns cleanup_net
[   67.084513][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.084777][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.085358][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   67.085616][   T67] RAX: 00000000ffffffa6 RBX: ff110000101178c0 RCX: 1ff4000000090eaf
[   67.085900][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010117978
[   67.086201][   T67] RBP: ff11000001dc4000 R08: 1fe2200002022f30 R09: ff1100000faa0bd0
[   67.086549][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   67.086838][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013039000
[   67.087146][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   67.087462][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.087721][   T67] CR2: 00007f206a37a000 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   67.088001][   T67] PKRU: 55555554
[   67.088210][   T67] Call Trace:
[   67.088401][   T67]  <TASK>
[   67.088564][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.088786][   T67]  ? notifier_call_chain+0xb0/0x320
[   67.089010][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   67.089225][   T67]  netif_close_many+0x2ac/0x640
[   67.089456][   T67]  ? __dev_close_many+0x530/0x530
[   67.089680][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   67.089932][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   67.090208][   T67]  ? mark_held_locks+0x40/0x70
[   67.090434][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.090658][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   67.090908][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.091156][   T67]  ? rtnl_is_locked+0x15/0x20
[   67.091379][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   67.091776][   T67]  ? unregister_netdevice_many+0x20/0x20
[   67.092117][   T67]  default_device_exit_batch+0x38b/0x600
[   67.092316][   T67]  ? unregister_netdev+0x60/0x60
[   67.092493][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   67.092670][   T67]  ops_undo_list+0x2ce/0x8f0
[   67.092849][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   67.093020][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.093223][   T67]  cleanup_net+0x431/0x890
[   67.093401][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   67.093573][   T67]  ? process_one_work+0xdb7/0x1410
[   67.093748][   T67]  ? lock_acquire+0x134/0x160
[   67.093919][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.094110][   T67]  process_one_work+0xdf8/0x1410
[   67.094296][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   67.094468][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   67.094643][   T67]  worker_thread+0x4f1/0xd60
[   67.094819][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.094990][   T67]  ? __kthread_parkme+0xbd/0x210
[   67.095190][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.095363][   T67]  kthread+0x367/0x460
[   67.095508][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.095711][   T67]  ? kthread_affine_node+0x330/0x330
[   67.095884][   T67]  ret_from_fork+0x474/0x6b0
[   67.096057][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   67.096282][   T67]  ? __switch_to+0x5a3/0xe00
[   67.096457][   T67]  ? kthread_affine_node+0x330/0x330
[   67.096629][   T67]  ret_from_fork_asm+0x11/0x20
[   67.096814][   T67]  </TASK>
[   67.096956][   T67] irq event stamp: 1018027
[   67.097152][   T67] hardirqs last  enabled at (1018039): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.097416][   T67] hardirqs last disabled at (1018048): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.097676][   T67] softirqs last  enabled at (1017756): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.097942][   T67] softirqs last disabled at (1017723): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.098232][   T67] ---[ end trace 0000000000000000 ]---
[   67.099566][   T67] ------------[ cut here ]------------
[   67.099752][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   67.100071][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.101021][   T67] Tainted: [W]=WARN
[   67.101247][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.101529][   T67] Workqueue: netns cleanup_net
[   67.101775][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.102059][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.102665][   T67] RSP: 0018:ffa00000004874d0 EFLAGS: 00010286
[   67.102934][   T67] RAX: 00000000ffffffa6 RBX: ff11000010dc2ac0 RCX: 1ff4000000090e60
[   67.103286][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc2b78
[   67.103616][   T67] RBP: ff11000015f94000 R08: 1fe22000021b8570 R09: ff1100000faa0bd0
[   67.103917][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   67.104239][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   67.104541][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   67.104887][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.105176][   T67] CR2: 00007f206a37a000 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   67.105479][   T67] PKRU: 55555554
[   67.105680][   T67] Call Trace:
[   67.105882][   T67]  <TASK>
[   67.106052][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.106312][   T67]  ? notifier_call_chain+0xb0/0x320
[   67.106559][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   67.106763][   T67]  netif_state_change+0x155/0x340
[   67.106999][   T67]  ? ref_tracker_dir_print+0x100/0x100
[   67.107264][   T67]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   67.107533][   T67]  ? netif_close_many+0x2c9/0x640
[   67.107769][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.108193][   T67]  netif_set_operstate+0xc1/0x100
[   67.108389][   T67]  ? rtnl_put_cacheinfo+0x250/0x250
[   67.108569][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   67.108750][   T67]  ? queue_delayed_work_on+0x95/0x100
[   67.108932][   T67]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   67.109168][   T67]  hsr_netdev_notify+0x387/0xad0
[   67.109350][   T67]  ? unregister_vlan_dev+0x380/0x380
[   67.109537][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   67.109720][   T67]  notifier_call_chain+0xb0/0x320
[   67.109903][   T67]  netif_close_many+0x2c9/0x640
[   67.110086][   T67]  ? __dev_close_many+0x530/0x530
[   67.110287][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   67.110502][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   67.110716][   T67]  ? mark_held_locks+0x40/0x70
[   67.110896][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.111081][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   67.111315][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.111497][   T67]  ? rtnl_is_locked+0x15/0x20
[   67.111678][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   67.111891][   T67]  ? unregister_netdevice_many+0x20/0x20
[   67.112074][   T67]  default_device_exit_batch+0x38b/0x600
[   67.112321][   T67]  ? unregister_netdev+0x60/0x60
[   67.112510][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   67.112692][   T67]  ops_undo_list+0x2ce/0x8f0
[   67.112875][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   67.113054][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.113257][   T67]  cleanup_net+0x431/0x890
[   67.113438][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   67.113618][   T67]  ? process_one_work+0xdb7/0x1410
[   67.113806][   T67]  ? lock_acquire+0x134/0x160
[   67.113986][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.114204][   T67]  process_one_work+0xdf8/0x1410
[   67.114388][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   67.114567][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   67.114750][   T67]  worker_thread+0x4f1/0xd60
[   67.114932][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.115123][   T67]  ? __kthread_parkme+0xbd/0x210
[   67.115319][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.115499][   T67]  kthread+0x367/0x460
[   67.115646][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.115860][   T67]  ? kthread_affine_node+0x330/0x330
[   67.116039][   T67]  ret_from_fork+0x474/0x6b0
[   67.116245][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   67.116468][   T67]  ? __switch_to+0x5a3/0xe00
[   67.116686][   T67]  ? kthread_affine_node+0x330/0x330
[   67.116870][   T67]  ret_from_fork_asm+0x11/0x20
[   67.117055][   T67]  </TASK>
[   67.117221][   T67] irq event stamp: 1024499
[   67.117402][   T67] hardirqs last  enabled at (1024509): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.117677][   T67] hardirqs last disabled at (1024518): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.117956][   T67] softirqs last  enabled at (1024328): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.118254][   T67] softirqs last disabled at (1024321): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.118532][   T67] ---[ end trace 0000000000000000 ]---
[   67.118844][   T67] ------------[ cut here ]------------
[   67.119014][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   67.119353][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.119680][   T67] Tainted: [W]=WARN
[   67.119821][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.120022][   T67] Workqueue: netns cleanup_net
[   67.120723][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.120998][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.121557][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   67.121814][   T67] RAX: 00000000ffffffa6 RBX: ff11000010dc31c0 RCX: 1ff4000000090eaf
[   67.122114][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc3278
[   67.122409][   T67] RBP: ff11000013039000 R08: 1fe22000021b8650 R09: ff1100000faa0bd0
[   67.122691][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   67.122976][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   67.123292][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   67.123647][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.123899][   T67] CR2: 00007f206a37a000 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   67.124207][   T67] PKRU: 55555554
[   67.124400][   T67] Call Trace:
[   67.124593][   T67]  <TASK>
[   67.124756][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.124979][   T67]  ? notifier_call_chain+0xb0/0x320
[   67.125225][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   67.125417][   T67]  netif_close_many+0x2ac/0x640
[   67.125638][   T67]  ? __dev_close_many+0x530/0x530
[   67.125866][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   67.126141][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   67.126414][   T67]  ? mark_held_locks+0x40/0x70
[   67.126634][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.126857][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   67.127160][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.127438][   T67]  ? rtnl_is_locked+0x15/0x20
[   67.127615][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   67.127815][   T67]  ? unregister_netdevice_many+0x20/0x20
[   67.127995][   T67]  default_device_exit_batch+0x38b/0x600
[   67.128189][   T67]  ? unregister_netdev+0x60/0x60
[   67.128363][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   67.128537][   T67]  ops_undo_list+0x2ce/0x8f0
[   67.128713][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   67.128883][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.129057][   T67]  cleanup_net+0x431/0x890
[   67.129254][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   67.129426][   T67]  ? process_one_work+0xdb7/0x1410
[   67.129598][   T67]  ? lock_acquire+0x134/0x160
[   67.129769][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.129942][   T67]  process_one_work+0xdf8/0x1410
[   67.130128][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   67.130309][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   67.130489][   T67]  worker_thread+0x4f1/0xd60
[   67.130661][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.130831][   T67]  ? __kthread_parkme+0xbd/0x210
[   67.131007][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.131203][   T67]  kthread+0x367/0x460
[   67.131345][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.131547][   T67]  ? kthread_affine_node+0x330/0x330
[   67.131721][   T67]  ret_from_fork+0x474/0x6b0
[   67.131902][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   67.132117][   T67]  ? __switch_to+0x5a3/0xe00
[   67.132302][   T67]  ? kthread_affine_node+0x330/0x330
[   67.132476][   T67]  ret_from_fork_asm+0x11/0x20
[   67.132657][   T67]  </TASK>
[   67.132794][   T67] irq event stamp: 1028673
[   67.132964][   T67] hardirqs last  enabled at (1028683): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.133248][   T67] hardirqs last disabled at (1028694): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.133508][   T67] softirqs last  enabled at (1028370): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.133769][   T67] softirqs last disabled at (1028353): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.134028][   T67] ---[ end trace 0000000000000000 ]---
[   67.141190][   T67] ------------[ cut here ]------------
[   67.141346][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   67.141584][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.141855][   T67] Tainted: [W]=WARN
[   67.141958][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.142112][   T67] Workqueue: netns cleanup_net
[   67.142260][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.142418][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.142849][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   67.143000][   T67] RAX: 00000000ffffffa6 RBX: ff11000010dc3a80 RCX: 1ff4000000090ed5
[   67.143192][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc3b38
[   67.143371][   T67] RBP: ff11000015cac000 R08: 1fe22000021b8768 R09: ff1100000faa0bd0
[   67.143554][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   67.143736][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   67.143914][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   67.144145][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.144296][   T67] CR2: 00007f93151f7668 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   67.144491][   T67] PKRU: 55555554
[   67.144581][   T67] Call Trace:
[   67.144670][   T67]  <TASK>
[   67.144734][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   67.144887][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   67.145041][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.145173][   T67]  ? rtnl_is_locked+0x15/0x20
[   67.145294][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   67.145449][   T67]  default_device_exit_batch+0x38b/0x600
[   67.145569][   T67]  ? unregister_netdev+0x60/0x60
[   67.145698][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   67.145825][   T67]  ops_undo_list+0x2ce/0x8f0
[   67.145947][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   67.146065][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.146200][   T67]  cleanup_net+0x431/0x890
[   67.146327][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   67.146446][   T67]  ? process_one_work+0xdb7/0x1410
[   67.146566][   T67]  ? lock_acquire+0x134/0x160
[   67.146686][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.146811][   T67]  process_one_work+0xdf8/0x1410
[   67.146934][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   67.147053][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   67.147191][   T67]  worker_thread+0x4f1/0xd60
[   67.147313][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.147432][   T67]  ? __kthread_parkme+0xbd/0x210
[   67.147552][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.147670][   T67]  kthread+0x367/0x460
[   67.147760][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.147908][   T67]  ? kthread_affine_node+0x330/0x330
[   67.148028][   T67]  ret_from_fork+0x474/0x6b0
[   67.148164][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   67.148318][   T67]  ? __switch_to+0x5a3/0xe00
[   67.148437][   T67]  ? kthread_affine_node+0x330/0x330
[   67.148556][   T67]  ret_from_fork_asm+0x11/0x20
[   67.148681][   T67]  </TASK>
[   67.148771][   T67] irq event stamp: 1037509
[   67.148890][   T67] hardirqs last  enabled at (1037517): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.149105][   T67] hardirqs last disabled at (1037526): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.149323][   T67] softirqs last  enabled at (1037200): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.149530][   T67] softirqs last disabled at (1037191): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.149741][   T67] ---[ end trace 0000000000000000 ]---
[   67.150931][   T67] ------------[ cut here ]------------
[   67.151078][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   67.151330][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.151604][   T67] Tainted: [W]=WARN
[   67.151697][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.151846][   T67] Workqueue: netns cleanup_net
[   67.151969][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.152128][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.152560][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   67.152713][   T67] RAX: 00000000ffffffa6 RBX: ff11000010dc2040 RCX: 1ff4000000090ed5
[   67.152895][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc20f8
[   67.153074][   T67] RBP: ff1100000207c000 R08: 1fe22000021b8420 R09: ff1100000faa0bd0
[   67.153264][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   67.153448][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   67.153641][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   67.153849][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.153997][   T67] CR2: 00007f93151f7668 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   67.154193][   T67] PKRU: 55555554
[   67.154282][   T67] Call Trace:
[   67.154372][   T67]  <TASK>
[   67.154433][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   67.154583][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   67.154733][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.154853][   T67]  ? rtnl_is_locked+0x15/0x20
[   67.154972][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   67.155137][   T67]  default_device_exit_batch+0x38b/0x600
[   67.155258][   T67]  ? unregister_netdev+0x60/0x60
[   67.155379][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   67.155502][   T67]  ops_undo_list+0x2ce/0x8f0
[   67.155624][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   67.155743][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.155870][   T67]  cleanup_net+0x431/0x890
[   67.155992][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   67.156116][   T67]  ? process_one_work+0xdb7/0x1410
[   67.156245][   T67]  ? lock_acquire+0x134/0x160
[   67.156365][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.156487][   T67]  process_one_work+0xdf8/0x1410
[   67.156610][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   67.156728][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   67.156854][   T67]  worker_thread+0x4f1/0xd60
[   67.156975][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.157093][   T67]  ? __kthread_parkme+0xbd/0x210
[   67.157230][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.157351][   T67]  kthread+0x367/0x460
[   67.157442][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.157594][   T67]  ? kthread_affine_node+0x330/0x330
[   67.157717][   T67]  ret_from_fork+0x474/0x6b0
[   67.157836][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   67.157986][   T67]  ? __switch_to+0x5a3/0xe00
[   67.158109][   T67]  ? kthread_affine_node+0x330/0x330
[   67.158240][   T67]  ret_from_fork_asm+0x11/0x20
[   67.158366][   T67]  </TASK>
[   67.158455][   T67] irq event stamp: 1040091
[   67.158572][   T67] hardirqs last  enabled at (1040099): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.158784][   T67] hardirqs last disabled at (1040106): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.158989][   T67] softirqs last  enabled at (1039662): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.159207][   T67] softirqs last disabled at (1039657): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.159422][   T67] ---[ end trace 0000000000000000 ]---
[   67.160524][   T67] vethB (unregistering): left promiscuous mode
[   67.160919][   T67] ------------[ cut here ]------------
[   67.161046][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   67.161320][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.161612][   T67] Tainted: [W]=WARN
[   67.161709][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.161869][   T67] Workqueue: netns cleanup_net
[   67.162001][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.162178][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.162636][   T67] RSP: 0018:ffa0000000487510 EFLAGS: 00010286
[   67.162796][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e39380 RCX: 1ff4000000090e68
[   67.162988][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e39438
[   67.163190][   T67] RBP: ff11000015f94000 R08: 1fe2200002bc7288 R09: ff1100000faa0bd0
[   67.163383][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   67.163574][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004875a8
[   67.163767][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   67.163994][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.164171][   T67] CR2: 00007f93151f7668 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   67.164367][   T67] PKRU: 55555554
[   67.164463][   T67] Call Trace:
[   67.164559][   T67]  <TASK>
[   67.164625][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.164758][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   67.164858][   T67]  netif_close_many+0x2ac/0x640
[   67.165003][   T67]  ? __dev_close_many+0x530/0x530
[   67.165145][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   67.165310][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   67.165473][   T67]  ? mark_held_locks+0x40/0x70
[   67.165607][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   67.165768][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.165898][   T67]  ? rtnl_is_locked+0x15/0x20
[   67.166027][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   67.166205][   T67]  ? unregister_netdevice_many+0x20/0x20
[   67.166336][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   67.166495][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   67.166627][   T67]  hsr_netdev_notify+0x742/0xad0
[   67.166758][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   67.166889][   T67]  notifier_call_chain+0xb0/0x320
[   67.167023][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[   67.167202][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   67.167364][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.167492][   T67]  ? rtnl_is_locked+0x15/0x20
[   67.167620][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   67.167785][   T67]  default_device_exit_batch+0x38b/0x600
[   67.167915][   T67]  ? unregister_netdev+0x60/0x60
[   67.168047][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   67.168191][   T67]  ops_undo_list+0x2ce/0x8f0
[   67.168324][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   67.168453][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.168586][   T67]  cleanup_net+0x431/0x890
[   67.168716][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   67.168846][   T67]  ? process_one_work+0xdb7/0x1410
[   67.168979][   T67]  ? lock_acquire+0x134/0x160
[   67.169112][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.169249][   T67]  process_one_work+0xdf8/0x1410
[   67.169383][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   67.169514][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   67.169648][   T67]  worker_thread+0x4f1/0xd60
[   67.169778][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.169906][   T67]  ? __kthread_parkme+0xbd/0x210
[   67.170038][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.170176][   T67]  kthread+0x367/0x460
[   67.170273][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.170432][   T67]  ? kthread_affine_node+0x330/0x330
[   67.170563][   T67]  ret_from_fork+0x474/0x6b0
[   67.170693][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   67.170854][   T67]  ? __switch_to+0x5a3/0xe00
[   67.170987][   T67]  ? kthread_affine_node+0x330/0x330
[   67.171122][   T67]  ret_from_fork_asm+0x11/0x20
[   67.171264][   T67]  </TASK>
[   67.171363][   T67] irq event stamp: 1043031
[   67.171489][   T67] hardirqs last  enabled at (1043039): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.171715][   T67] hardirqs last disabled at (1043046): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.171941][   T67] softirqs last  enabled at (1042508): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.172175][   T67] softirqs last disabled at (1042503): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.172397][   T67] ---[ end trace 0000000000000000 ]---
[   67.182921][   T67] ------------[ cut here ]------------
[   67.183074][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   67.183335][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.183613][   T67] Tainted: [W]=WARN
[   67.183707][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.183860][   T67] Workqueue: netns cleanup_net
[   67.183990][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.184163][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.184608][   T67] RSP: 0018:ffa0000000487640 EFLAGS: 00010286
[   67.184762][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e3de00 RCX: 1ff4000000090e8e
[   67.184949][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3deb8
[   67.185150][   T67] RBP: ff11000015f94000 R08: 1fe2200002bc7bd8 R09: ff1100000faa0bd0
[   67.185335][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   67.185521][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   67.185709][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   67.185925][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.186081][   T67] CR2: 00007f93151f7668 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   67.186279][   T67] PKRU: 55555554
[   67.186371][   T67] Call Trace:
[   67.186462][   T67]  <TASK>
[   67.186530][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   67.186686][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   67.186840][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.186965][   T67]  ? rtnl_is_locked+0x15/0x20
[   67.187088][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   67.187256][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   67.187410][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   67.187538][   T67]  hsr_netdev_notify+0x742/0xad0
[   67.187662][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   67.187787][   T67]  notifier_call_chain+0xb0/0x320
[   67.187913][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[   67.188068][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   67.188233][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.188357][   T67]  ? rtnl_is_locked+0x15/0x20
[   67.188483][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   67.188639][   T67]  default_device_exit_batch+0x38b/0x600
[   67.188765][   T67]  ? unregister_netdev+0x60/0x60
[   67.188889][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   67.189015][   T67]  ops_undo_list+0x2ce/0x8f0
[   67.189604][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   67.189733][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.189861][   T67]  cleanup_net+0x431/0x890
[   67.189984][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   67.190160][   T67]  ? process_one_work+0xdb7/0x1410
[   67.190290][   T67]  ? lock_acquire+0x134/0x160
[   67.190420][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.190545][   T67]  process_one_work+0xdf8/0x1410
[   67.190672][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   67.190797][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   67.190925][   T67]  worker_thread+0x4f1/0xd60
[   67.191050][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.191229][   T67]  ? __kthread_parkme+0xbd/0x210
[   67.191355][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.191478][   T67]  kthread+0x367/0x460
[   67.191572][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.191777][   T67]  ? kthread_affine_node+0x330/0x330
[   67.191904][   T67]  ret_from_fork+0x474/0x6b0
[   67.192028][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   67.192238][   T67]  ? __switch_to+0x5a3/0xe00
[   67.192364][   T67]  ? kthread_affine_node+0x330/0x330
[   67.192498][   T67]  ret_from_fork_asm+0x11/0x20
[   67.192630][   T67]  </TASK>
[   67.192722][   T67] irq event stamp: 1056447
[   67.192847][   T67] hardirqs last  enabled at (1056455): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.193062][   T67] hardirqs last disabled at (1056462): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.193334][   T67] softirqs last  enabled at (1056564): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.193549][   T67] softirqs last disabled at (1056471): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.193764][   T67] ---[ end trace 0000000000000000 ]---
[   67.195076][   T67] ------------[ cut here ]------------
[   67.195231][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   67.195466][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.195741][   T67] Tainted: [W]=WARN
[   67.195835][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.195982][   T67] Workqueue: netns cleanup_net
[   67.196110][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.196270][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.196696][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   67.196844][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e3d700 RCX: 1ff4000000090ed5
[   67.197021][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3d7b8
[   67.197417][   T67] RBP: ff11000001dc4000 R08: 1fe2200002bc7af8 R09: ff1100000faa0bd0
[   67.197599][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   67.197775][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   67.197952][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   67.198171][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.198324][   T67] CR2: 00007f93151f7668 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   67.198506][   T67] PKRU: 55555554
[   67.198595][   T67] Call Trace:
[   67.198683][   T67]  <TASK>
[   67.198744][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   67.198899][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   67.199047][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.199174][   T67]  ? rtnl_is_locked+0x15/0x20
[   67.199295][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   67.199446][   T67]  default_device_exit_batch+0x38b/0x600
[   67.199566][   T67]  ? unregister_netdev+0x60/0x60
[   67.199685][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   67.199805][   T67]  ops_undo_list+0x2ce/0x8f0
[   67.199929][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   67.200046][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.200180][   T67]  cleanup_net+0x431/0x890
[   67.200300][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   67.200417][   T67]  ? process_one_work+0xdb7/0x1410
[   67.200538][   T67]  ? lock_acquire+0x134/0x160
[   67.200666][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.200789][   T67]  process_one_work+0xdf8/0x1410
[   67.200912][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   67.201033][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   67.201168][   T67]  worker_thread+0x4f1/0xd60
[   67.201289][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.201407][   T67]  ? __kthread_parkme+0xbd/0x210
[   67.201525][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.201642][   T67]  kthread+0x367/0x460
[   67.201732][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.201881][   T67]  ? kthread_affine_node+0x330/0x330
[   67.202006][   T67]  ret_from_fork+0x474/0x6b0
[   67.202130][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   67.202284][   T67]  ? __switch_to+0x5a3/0xe00
[   67.202404][   T67]  ? kthread_affine_node+0x330/0x330
[   67.202522][   T67]  ret_from_fork_asm+0x11/0x20
[   67.202645][   T67]  </TASK>
[   67.202731][   T67] irq event stamp: 1058271
[   67.202850][   T67] hardirqs last  enabled at (1058279): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.203059][   T67] hardirqs last disabled at (1058286): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.203273][   T67] softirqs last  enabled at (1058096): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.203476][   T67] softirqs last disabled at (1058091): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.203681][   T67] ---[ end trace 0000000000000000 ]---
[   67.205228][   T67] ------------[ cut here ]------------
[   67.205348][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   67.205577][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.205849][   T67] Tainted: [W]=WARN
[   67.205947][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.206105][   T67] Workqueue: netns cleanup_net
[   67.206233][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.206387][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.206810][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   67.206977][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ff38c0 RCX: 1ff4000000090ed5
[   67.207172][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff3978
[   67.207349][   T67] RBP: ff11000013039000 R08: 1fe22000027fe730 R09: ff1100000faa0bd0
[   67.207527][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   67.207702][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   67.207880][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   67.208086][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.208246][   T67] CR2: 00007f93151f7668 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   67.208422][   T67] PKRU: 55555554
[   67.208509][   T67] Call Trace:
[   67.208602][   T67]  <TASK>
[   67.208664][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   67.208819][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   67.208964][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.209101][   T67]  ? rtnl_is_locked+0x15/0x20
[   67.209224][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   67.209381][   T67]  default_device_exit_batch+0x38b/0x600
[   67.209501][   T67]  ? unregister_netdev+0x60/0x60
[   67.209621][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   67.209741][   T67]  ops_undo_list+0x2ce/0x8f0
[   67.209862][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   67.209988][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.210117][   T67]  cleanup_net+0x431/0x890
[   67.210241][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   67.210358][   T67]  ? process_one_work+0xdb7/0x1410
[   67.210476][   T67]  ? lock_acquire+0x134/0x160
[   67.210595][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.210715][   T67]  process_one_work+0xdf8/0x1410
[   67.210835][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   67.210954][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   67.211094][   T67]  worker_thread+0x4f1/0xd60
[   67.211223][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.211343][   T67]  ? __kthread_parkme+0xbd/0x210
[   67.211479][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.211600][   T67]  kthread+0x367/0x460
[   67.211691][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.211839][   T67]  ? kthread_affine_node+0x330/0x330
[   67.211957][   T67]  ret_from_fork+0x474/0x6b0
[   67.212076][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   67.212232][   T67]  ? __switch_to+0x5a3/0xe00
[   67.212352][   T67]  ? kthread_affine_node+0x330/0x330
[   67.212470][   T67]  ret_from_fork_asm+0x11/0x20
[   67.212591][   T67]  </TASK>
[   67.212683][   T67] irq event stamp: 1061293
[   67.212800][   T67] hardirqs last  enabled at (1061301): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.213000][   T67] hardirqs last disabled at (1061308): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.213212][   T67] softirqs last  enabled at (1060836): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   67.213415][   T67] softirqs last disabled at (1060834): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   67.213621][   T67] ---[ end trace 0000000000000000 ]---
[   67.225584][  T651] ------------[ cut here ]------------
[   67.225753][  T651] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/651
[   67.225977][  T651] CPU: 0 UID: 0 PID: 651 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.226255][  T651] Tainted: [W]=WARN
[   67.226354][  T651] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.226514][  T651] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.226684][  T651] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.227154][  T651] RSP: 0018:ffa0000001997ab0 EFLAGS: 00010286
[   67.227318][  T651] RAX: 00000000ffffffa6 RBX: ff11000011c93a80 RCX: 1ff4000000332f1c
[   67.227512][  T651] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c93b38
[   67.227702][  T651] RBP: ff11000015fa1000 R08: 1fe2200002392768 R09: ff11000013305180
[   67.227895][  T651] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   67.228087][  T651] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015fa1000
[   67.228291][  T651] FS:  00007fa393646840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   67.228517][  T651] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.228682][  T651] CR2: 00007fa3939bf493 CR3: 0000000015c9f002 CR4: 0000000000771ef0
[   67.228878][  T651] PKRU: 55555554
[   67.228974][  T651] Call Trace:
[   67.229071][  T651]  <TASK>
[   67.229150][  T651]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.229282][  T651]  ? notifier_call_chain+0xb0/0x320
[   67.229412][  T651]  rtmsg_ifinfo+0x5c/0xb0
[   67.229512][  T651]  register_netdevice+0x137a/0x1980
[   67.229644][  T651]  ? unregister_netdevice_queue+0x470/0x470
[   67.229809][  T651]  register_netdev+0x23/0x40
[   67.229941][  T651]  loopback_net_init+0x7d/0x150
[   67.230074][  T651]  ops_init+0x187/0x560
[   67.230181][  T651]  setup_net+0x11b/0x3b0
[   67.230281][  T651]  ? unregister_pernet_device+0x80/0x80
[   67.230411][  T651]  ? lockdep_init_map_type+0x5d/0x250
[   67.230544][  T651]  ? mutex_init_lockdep+0xf6/0x120
[   67.230677][  T651]  copy_net_ns+0x2fd/0x450
[   67.230808][  T651]  create_new_namespaces+0x371/0xa10
[   67.230940][  T651]  unshare_nsproxy_namespaces+0xa5/0x150
[   67.231070][  T651]  ksys_unshare+0x47e/0x8c0
[   67.231209][  T651]  ? walk_process_tree+0x350/0x350
[   67.231338][  T651]  ? __ia32_sys_open+0x1b0/0x1b0
[   67.231473][  T651]  __x64_sys_unshare+0x34/0x50
[   67.231601][  T651]  ? do_syscall_64+0x82/0xfc0
[   67.231731][  T651]  do_syscall_64+0x117/0xfc0
[   67.231859][  T651]  ? trace_hardirqs_off+0xd/0x30
[   67.231987][  T651]  ? exc_page_fault+0xee/0x100
[   67.232123][  T651]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   67.232291][  T651] RIP: 0033:0x7fa393908bcb
[   67.232427][  T651] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   67.232885][  T651] RSP: 002b:00007ffc3b0b9c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   67.233078][  T651] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa393908bcb
[   67.233284][  T651] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.233475][  T651] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.233667][  T651] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3b0bbe30
[   67.233862][  T651] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3b0bc8c6
[   67.234062][  T651]  </TASK>
[   67.234172][  T651] irq event stamp: 19509
[   67.234269][  T651] hardirqs last  enabled at (19517): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.234495][  T651] hardirqs last disabled at (19524): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.234718][  T651] softirqs last  enabled at (19048): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   67.234943][  T651] softirqs last disabled at (19046): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   67.235177][  T651] ---[ end trace 0000000000000000 ]---
[   67.238456][  T651] ------------[ cut here ]------------
[   67.238598][  T651] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/651
[   67.238817][  T651] CPU: 0 UID: 0 PID: 651 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.239076][  T651] Tainted: [W]=WARN
[   67.239183][  T651] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.239345][  T651] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.239509][  T651] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.239964][  T651] RSP: 0018:ffa0000001997a98 EFLAGS: 00010286
[   67.240131][  T651] RAX: 00000000ffffffa6 RBX: ff11000005f691c0 RCX: 1ff4000000332f19
[   67.240325][  T651] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f69278
[   67.240516][  T651] RBP: ff11000015841000 R08: 1fe2200000bed250 R09: ff11000013305180
[   67.240709][  T651] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   67.240900][  T651] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015841000
[   67.241093][  T651] FS:  00007fa393646840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   67.241327][  T651] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.241490][  T651] CR2: 00007fa3939bf493 CR3: 0000000015c9f002 CR4: 0000000000771ef0
[   67.241685][  T651] PKRU: 55555554
[   67.241782][  T651] Call Trace:
[   67.241879][  T651]  <TASK>
[   67.241946][  T651]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.242075][  T651]  ? notifier_call_chain+0xb0/0x320
[   67.242212][  T651]  rtmsg_ifinfo+0x5c/0xb0
[   67.242310][  T651]  register_netdevice+0x137a/0x1980
[   67.242442][  T651]  ? unregister_netdevice_queue+0x470/0x470
[   67.242602][  T651]  ? alloc_netdev_mqs+0xed0/0x1490
[   67.242733][  T651]  register_netdev+0x23/0x40
[   67.242862][  T651]  sit_init_net+0x299/0x570
[   67.242993][  T651]  ops_init+0x187/0x560
[   67.243091][  T651]  setup_net+0x11b/0x3b0
[   67.243200][  T651]  ? unregister_pernet_device+0x80/0x80
[   67.243330][  T651]  ? lockdep_init_map_type+0x5d/0x250
[   67.243459][  T651]  ? mutex_init_lockdep+0xf6/0x120
[   67.243589][  T651]  copy_net_ns+0x2fd/0x450
[   67.243717][  T651]  create_new_namespaces+0x371/0xa10
[   67.243847][  T651]  unshare_nsproxy_namespaces+0xa5/0x150
[   67.243975][  T651]  ksys_unshare+0x47e/0x8c0
[   67.244110][  T651]  ? walk_process_tree+0x350/0x350
[   67.244244][  T651]  ? __ia32_sys_open+0x1b0/0x1b0
[   67.244376][  T651]  __x64_sys_unshare+0x34/0x50
[   67.244502][  T651]  ? do_syscall_64+0x82/0xfc0
[   67.244630][  T651]  do_syscall_64+0x117/0xfc0
[   67.244759][  T651]  ? trace_hardirqs_off+0xd/0x30
[   67.244886][  T651]  ? exc_page_fault+0xee/0x100
[   67.245015][  T651]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   67.245186][  T651] RIP: 0033:0x7fa393908bcb
[   67.245323][  T651] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   67.245799][  T651] RSP: 002b:00007ffc3b0b9c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   67.245992][  T651] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa393908bcb
[   67.246195][  T651] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.246388][  T651] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.246579][  T651] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3b0bbe30
[   67.246772][  T651] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3b0bc8c6
[   67.246968][  T651]  </TASK>
[   67.247061][  T651] irq event stamp: 21421
[   67.247169][  T651] hardirqs last  enabled at (21431): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.247390][  T651] hardirqs last disabled at (21438): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.247610][  T651] softirqs last  enabled at (20952): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   67.247834][  T651] softirqs last disabled at (20950): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   67.248056][  T651] ---[ end trace 0000000000000000 ]---
[   67.290043][  T652] ------------[ cut here ]------------
[   67.290761][  T652] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/652
[   67.291047][  T652] CPU: 2 UID: 0 PID: 652 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.291391][  T652] Tainted: [W]=WARN
[   67.291537][  T652] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.291750][  T652] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.291971][  T652] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.292511][  T652] RSP: 0018:ffa0000001a17020 EFLAGS: 00010286
[   67.292732][  T652] RAX: 00000000ffffffa6 RBX: ff11000005f68900 RCX: 1ff4000000342dca
[   67.292975][  T652] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f689b8
[   67.293241][  T652] RBP: ff11000015fa1000 R08: 1fe2200000bed138 R09: ff11000013a7ae58
[   67.293490][  T652] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   67.293735][  T652] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015fa1ce1
[   67.294012][  T652] FS:  00007fbbc3028840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   67.294311][  T652] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.294527][  T652] CR2: 00000000179f1988 CR3: 0000000015a2f006 CR4: 0000000000771ef0
[   67.294766][  T652] PKRU: 55555554
[   67.294911][  T652] Call Trace:
[   67.295056][  T652]  <TASK>
[   67.295194][  T652]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.295374][  T652]  rtmsg_ifinfo+0x5c/0xb0
[   67.295521][  T652]  ? mark_held_locks+0x40/0x70
[   67.295696][  T652]  __dev_notify_flags+0x1b8/0x280
[   67.295879][  T652]  ? netif_change_name+0x8c0/0x8c0
[   67.296073][  T652]  ? __dev_change_flags+0x4a4/0x660
[   67.296271][  T652]  ? netif_set_allmulti+0x250/0x250
[   67.296446][  T652]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.296626][  T652]  ? is_bpf_text_address+0x68/0x110
[   67.296806][  T652]  netif_change_flags+0xfe/0x190
[   67.296985][  T652]  do_setlink.isra.0+0x1cc3/0x2750
[   67.297192][  T652]  ? rtnl_link_get_size+0x350/0x350
[   67.297370][  T652]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   67.297581][  T652]  ? rcu_read_lock_any_held+0x3c/0x90
[   67.297760][  T652]  ? validate_chain+0x38b/0xc20
[   67.297943][  T652]  ? rcu_read_lock_any_held+0x66/0x90
[   67.298142][  T652]  ? stack_depot_save_flags+0x367/0x770
[   67.298326][  T652]  ? __lock_acquire+0x508/0xc10
[   67.298505][  T652]  ? lock_acquire.part.0+0xbc/0x260
[   67.298681][  T652]  ? rtnl_newlink+0x883/0xea0
[   67.298857][  T652]  ? rcu_is_watching+0x15/0xd0
[   67.299035][  T652]  ? lock_acquire+0x134/0x160
[   67.299231][  T652]  ? rcu_is_watching+0x15/0xd0
[   67.299408][  T652]  ? rcu_is_watching+0x15/0xd0
[   67.299585][  T652]  ? trace_contention_end+0xb3/0x1a0
[   67.299767][  T652]  ? __mutex_lock+0x1db/0x2010
[   67.299951][  T652]  ? __mutex_lock+0x9b2/0x2010
[   67.300148][  T652]  ? rtnl_newlink+0x883/0xea0
[   67.300338][  T652]  ? ww_mutex_lock+0x160/0x160
[   67.300517][  T652]  ? __rtnl_newlink+0x3fa/0xa50
[   67.300703][  T652]  rtnl_newlink+0x8d1/0xea0
[   67.300952][  T652]  ? lock_acquire.part.0+0xbc/0x260
[   67.301231][  T652]  ? __rtnl_newlink+0xa50/0xa50
[   67.301487][  T652]  ? mark_usage+0x61/0x170
[   67.301743][  T652]  ? lock_acquire.part.0+0xbc/0x260
[   67.301993][  T652]  ? find_held_lock+0x2b/0x80
[   67.302257][  T652]  ? __rtnl_newlink+0xa50/0xa50
[   67.302437][  T652]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.302616][  T652]  ? __rtnl_newlink+0xa50/0xa50
[   67.302792][  T652]  rtnetlink_rcv_msg+0x40d/0x9e0
[   67.302993][  T652]  ? validate_chain+0x38b/0xc20
[   67.303190][  T652]  ? rtnl_stats_set+0x3f0/0x3f0
[   67.303368][  T652]  ? __lock_acquire+0x508/0xc10
[   67.303577][  T652]  ? lock_acquire.part.0+0xbc/0x260
[   67.303756][  T652]  ? find_held_lock+0x2b/0x80
[   67.303934][  T652]  netlink_rcv_skb+0x14e/0x3a0
[   67.304124][  T652]  ? rtnl_stats_set+0x3f0/0x3f0
[   67.304308][  T652]  ? netlink_ack+0xcd0/0xcd0
[   67.304490][  T652]  ? netlink_deliver_tap+0xc5/0x330
[   67.304665][  T652]  ? netlink_deliver_tap+0x13c/0x330
[   67.304843][  T652]  netlink_unicast+0x486/0x750
[   67.305021][  T652]  ? netlink_attachskb+0x810/0x810
[   67.305219][  T652]  ? __lock_acquire+0x508/0xc10
[   67.305397][  T652]  netlink_sendmsg+0x735/0xc60
[   67.305577][  T652]  ? netlink_unicast+0x750/0x750
[   67.305756][  T652]  ? __might_fault+0x97/0x140
[   67.305940][  T652]  ____sys_sendmsg+0x419/0x850
[   67.306142][  T652]  ? copy_msghdr_from_user+0x2a0/0x460
[   67.306319][  T652]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   67.306524][  T652]  ? move_addr_to_kernel+0x40/0x40
[   67.306701][  T652]  ? stack_depot_save_flags+0x367/0x770
[   67.306879][  T652]  ? validate_chain+0x38b/0xc20
[   67.307057][  T652]  ___sys_sendmsg+0x14e/0x1d0
[   67.307253][  T652]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   67.307463][  T652]  ? copy_msghdr_from_user+0x460/0x460
[   67.307649][  T652]  __sys_sendmsg+0x145/0x1f0
[   67.307827][  T652]  ? __sys_sendmsg_sock+0x20/0x20
[   67.308003][  T652]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   67.308236][  T652]  ? do_raw_spin_unlock+0x59/0x250
[   67.308414][  T652]  ? rcu_is_watching+0x15/0xd0
[   67.308595][  T652]  do_syscall_64+0x117/0xfc0
[   67.308774][  T652]  ? trace_hardirqs_off+0xd/0x30
[   67.308952][  T652]  ? exc_page_fault+0xee/0x100
[   67.309150][  T652]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   67.309360][  T652] RIP: 0033:0x7fbbc326208e
[   67.309542][  T652] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   67.310048][  T652] RSP: 002b:00007ffddd2502d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.310312][  T652] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbbc326208e
[   67.310550][  T652] RDX: 0000000000000000 RSI: 00007ffddd250380 RDI: 0000000000000005
[   67.310792][  T652] RBP: 00007ffddd2502e0 R08: 0000000000000000 R09: 0000000000000000
[   67.311029][  T652] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a6
[   67.311283][  T652] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddd250a50
[   67.311528][  T652]  </TASK>
[   67.311670][  T652] irq event stamp: 17049
[   67.311813][  T652] hardirqs last  enabled at (17059): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.312089][  T652] hardirqs last disabled at (17068): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.312378][  T652] softirqs last  enabled at (16770): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.312651][  T652] softirqs last disabled at (16759): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.312922][  T652] ---[ end trace 0000000000000000 ]---
[   67.461520][   T67] ------------[ cut here ]------------
[   67.461767][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   67.462145][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.462573][   T67] Tainted: [W]=WARN
[   67.462715][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.462947][   T67] Workqueue: netns cleanup_net
[   67.463154][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.463384][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.464004][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   67.464234][   T67] RAX: 00000000ffffffa6 RBX: ff11000013108200 RCX: 1ff4000000090eed
[   67.464420][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131082b8
[   67.464598][   T67] RBP: ff11000013851000 R08: 1fe2200002621058 R09: ff1100000faa0bd0
[   67.464782][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   67.464964][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   67.465158][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   67.465375][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.465527][   T67] CR2: 00007f82a5c5c000 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   67.465707][   T67] PKRU: 55555554
[   67.465797][   T67] Call Trace:
[   67.465891][   T67]  <TASK>
[   67.465955][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   67.466113][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   67.466270][   T67]  ? queue_rcu_work+0x7c/0xa0
[   67.466394][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   67.466515][   T67]  ? rtnl_is_locked+0x15/0x20
[   67.466636][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   67.466758][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.466878][   T67]  ops_undo_list+0x615/0x8f0
[   67.467004][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   67.467149][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.467299][   T67]  cleanup_net+0x431/0x890
[   67.467418][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   67.467537][   T67]  ? process_one_work+0xdb7/0x1410
[   67.467662][   T67]  ? lock_acquire+0x134/0x160
[   67.467781][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.467904][   T67]  process_one_work+0xdf8/0x1410
[   67.468026][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   67.468178][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   67.468306][   T67]  worker_thread+0x4f1/0xd60
[   67.468426][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.468546][   T67]  ? __kthread_parkme+0xbd/0x210
[   67.468674][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.468802][   T67]  kthread+0x367/0x460
[   67.468932][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.469108][   T67]  ? kthread_affine_node+0x330/0x330
[   67.469235][   T67]  ret_from_fork+0x474/0x6b0
[   67.469357][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   67.469504][   T67]  ? __switch_to+0x5a3/0xe00
[   67.469624][   T67]  ? kthread_affine_node+0x330/0x330
[   67.469741][   T67]  ret_from_fork_asm+0x11/0x20
[   67.469898][   T67]  </TASK>
[   67.470028][   T67] irq event stamp: 1076799
[   67.470221][   T67] hardirqs last  enabled at (1076809): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.470530][   T67] hardirqs last disabled at (1076816): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.470802][   T67] softirqs last  enabled at (1076680): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.471015][   T67] softirqs last disabled at (1076665): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.471239][   T67] ---[ end trace 0000000000000000 ]---
[   67.485505][   T67] ------------[ cut here ]------------
[   67.485656][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   67.485909][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.486210][   T67] Tainted: [W]=WARN
[   67.486304][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.486460][   T67] Workqueue: netns cleanup_net
[   67.486593][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.486758][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.487215][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   67.487382][   T67] RAX: 00000000ffffffa6 RBX: ff11000013108040 RCX: 1ff4000000090eaf
[   67.487569][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131080f8
[   67.487756][   T67] RBP: ff11000015fa4000 R08: 1fe2200002621020 R09: ff1100000faa0bd0
[   67.487946][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   67.488147][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   67.488340][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   67.488560][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.488718][   T67] CR2: 00007f82a5c5c000 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   67.488907][   T67] PKRU: 55555554
[   67.489000][   T67] Call Trace:
[   67.489102][   T67]  <TASK>
[   67.489176][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.489303][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   67.489400][   T67]  netif_close_many+0x2ac/0x640
[   67.489525][   T67]  ? lock_acquire+0x134/0x160
[   67.489650][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.489778][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.489909][   T67]  ? __dev_close_many+0x530/0x530
[   67.490037][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   67.490251][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   67.490442][   T67]  ? mutex_is_locked+0x1c/0x50
[   67.490567][   T67]  ? rtnl_is_locked+0x15/0x20
[   67.490691][   T67]  ? default_device_exit_net+0x78/0x7b0
[   67.490816][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   67.490978][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   67.491113][   T67]  default_device_exit_batch+0x38b/0x600
[   67.491259][   T67]  ? unregister_netdev+0x60/0x60
[   67.491386][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   67.491512][   T67]  ops_undo_list+0x2ce/0x8f0
[   67.491643][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   67.491771][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.491900][   T67]  cleanup_net+0x431/0x890
[   67.492071][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   67.492287][   T67]  ? process_one_work+0xdb7/0x1410
[   67.492468][   T67]  ? lock_acquire+0x134/0x160
[   67.492597][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.492729][   T67]  process_one_work+0xdf8/0x1410
[   67.492872][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   67.493001][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   67.493196][   T67]  worker_thread+0x4f1/0xd60
[   67.493325][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.493452][   T67]  ? __kthread_parkme+0xbd/0x210
[   67.493580][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.493703][   T67]  kthread+0x367/0x460
[   67.493797][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.493966][   T67]  ? kthread_affine_node+0x330/0x330
[   67.494093][   T67]  ret_from_fork+0x474/0x6b0
[   67.494279][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   67.494437][   T67]  ? __switch_to+0x5a3/0xe00
[   67.494575][   T67]  ? kthread_affine_node+0x330/0x330
[   67.494713][   T67]  ret_from_fork_asm+0x11/0x20
[   67.494898][   T67]  </TASK>
[   67.495012][   T67] irq event stamp: 1078733
[   67.495240][   T67] hardirqs last  enabled at (1078835): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.495509][   T67] hardirqs last disabled at (1078842): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.495727][   T67] softirqs last  enabled at (1078832): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.495945][   T67] softirqs last disabled at (1078741): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.496222][   T67] ---[ end trace 0000000000000000 ]---
[   67.497420][   T67] ------------[ cut here ]------------
[   67.497554][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   67.497793][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.498070][   T67] Tainted: [W]=WARN
[   67.498178][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.498334][   T67] Workqueue: netns cleanup_net
[   67.498462][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.498618][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.499049][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   67.499227][   T67] RAX: 00000000ffffffa6 RBX: ff11000015c03e00 RCX: 1ff4000000090ed5
[   67.499405][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c03eb8
[   67.499582][   T67] RBP: ff11000015fa4000 R08: 1fe2200002b807d8 R09: ff1100000faa0bd0
[   67.499761][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   67.499937][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   67.500128][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   67.500347][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.500505][   T67] CR2: 00007f82a5c5c000 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   67.500686][   T67] PKRU: 55555554
[   67.500776][   T67] Call Trace:
[   67.500865][   T67]  <TASK>
[   67.500930][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   67.501085][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   67.501529][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   67.501655][   T67]  default_device_exit_batch+0x38b/0x600
[   67.501780][   T67]  ? unregister_netdev+0x60/0x60
[   67.501901][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   67.502026][   T67]  ops_undo_list+0x2ce/0x8f0
[   67.502159][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   67.502283][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.502406][   T67]  cleanup_net+0x431/0x890
[   67.502531][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   67.502649][   T67]  ? process_one_work+0xdb7/0x1410
[   67.502772][   T67]  ? lock_acquire+0x134/0x160
[   67.502893][   T67]  ? rcu_is_watching+0x15/0xd0
[   67.503017][   T67]  process_one_work+0xdf8/0x1410
[   67.503152][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   67.503282][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   67.503412][   T67]  worker_thread+0x4f1/0xd60
[   67.503541][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.503666][   T67]  ? __kthread_parkme+0xbd/0x210
[   67.503794][   T67]  ? rescuer_thread+0x1320/0x1320
[   67.503916][   T67]  kthread+0x367/0x460
[   67.504006][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.504170][   T67]  ? kthread_affine_node+0x330/0x330
[   67.504294][   T67]  ret_from_fork+0x474/0x6b0
[   67.504417][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   67.504571][   T67]  ? __switch_to+0x5a3/0xe00
[   67.504693][   T67]  ? kthread_affine_node+0x330/0x330
[   67.504813][   T67]  ret_from_fork_asm+0x11/0x20
[   67.504942][   T67]  </TASK>
[   67.505034][   T67] irq event stamp: 1083035
[   67.505223][   T67] hardirqs last  enabled at (1083045): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.505444][   T67] hardirqs last disabled at (1083052): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.505653][   T67] softirqs last  enabled at (1082802): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.505864][   T67] softirqs last disabled at (1082277): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.506071][   T67] ---[ end trace 0000000000000000 ]---
[   67.537943][  T660] ------------[ cut here ]------------
[   67.538185][  T660] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/660
[   67.538491][  T660] CPU: 2 UID: 0 PID: 660 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.538807][  T660] Tainted: [W]=WARN
[   67.538954][  T660] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.539191][  T660] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.539446][  T660] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.539951][  T660] RSP: 0018:ffa00000019b7ab0 EFLAGS: 00010286
[   67.540188][  T660] RAX: 00000000ffffffa6 RBX: ff110000049a31c0 RCX: 1ff4000000336f1c
[   67.540432][  T660] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a3278
[   67.540671][  T660] RBP: ff11000011449000 R08: 1fe2200000934650 R09: ff11000004d98b80
[   67.540909][  T660] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   67.541169][  T660] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011449000
[   67.541421][  T660] FS:  00007f6fb29a6840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   67.541697][  T660] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.541907][  T660] CR2: 00007f6fb2d1f493 CR3: 0000000015e27005 CR4: 0000000000771ef0
[   67.542170][  T660] PKRU: 55555554
[   67.542317][  T660] Call Trace:
[   67.542462][  T660]  <TASK>
[   67.542576][  T660]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.542758][  T660]  ? notifier_call_chain+0xb0/0x320
[   67.542934][  T660]  rtmsg_ifinfo+0x5c/0xb0
[   67.543078][  T660]  register_netdevice+0x137a/0x1980
[   67.543278][  T660]  ? unregister_netdevice_queue+0x470/0x470
[   67.543490][  T660]  register_netdev+0x23/0x40
[   67.543674][  T660]  loopback_net_init+0x7d/0x150
[   67.543853][  T660]  ops_init+0x187/0x560
[   67.544015][  T660]  setup_net+0x11b/0x3b0
[   67.544183][  T660]  ? unregister_pernet_device+0x80/0x80
[   67.544362][  T660]  ? lockdep_init_map_type+0x5d/0x250
[   67.544540][  T660]  ? mutex_init_lockdep+0xf6/0x120
[   67.544721][  T660]  copy_net_ns+0x2fd/0x450
[   67.544914][  T660]  create_new_namespaces+0x371/0xa10
[   67.545108][  T660]  unshare_nsproxy_namespaces+0xa5/0x150
[   67.545296][  T660]  ksys_unshare+0x47e/0x8c0
[   67.545476][  T660]  ? walk_process_tree+0x350/0x350
[   67.545661][  T660]  ? __ia32_sys_open+0x1b0/0x1b0
[   67.545852][  T660]  __x64_sys_unshare+0x34/0x50
[   67.546028][  T660]  ? do_syscall_64+0x82/0xfc0
[   67.546226][  T660]  do_syscall_64+0x117/0xfc0
[   67.546405][  T660]  ? trace_hardirqs_off+0xd/0x30
[   67.546583][  T660]  ? exc_page_fault+0xee/0x100
[   67.546762][  T660]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   67.546969][  T660] RIP: 0033:0x7f6fb2c68bcb
[   67.547176][  T660] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   67.547734][  T660] RSP: 002b:00007ffd5821bd38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   67.547977][  T660] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6fb2c68bcb
[   67.548328][  T660] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.548662][  T660] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.549018][  T660] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5821df60
[   67.549369][  T660] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5821f8c6
[   67.549712][  T660]  </TASK>
[   67.549881][  T660] irq event stamp: 24601
[   67.550026][  T660] hardirqs last  enabled at (24611): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.550317][  T660] hardirqs last disabled at (24622): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.550616][  T660] softirqs last  enabled at (24030): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   67.550891][  T660] softirqs last disabled at (24028): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   67.551183][  T660] ---[ end trace 0000000000000000 ]---
[   67.554445][  T660] ------------[ cut here ]------------
[   67.554655][  T660] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/660
[   67.554928][  T660] CPU: 2 UID: 0 PID: 660 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.555264][  T660] Tainted: [W]=WARN
[   67.555409][  T660] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.555617][  T660] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.555842][  T660] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.556366][  T660] RSP: 0018:ffa00000019b7a98 EFLAGS: 00010286
[   67.556578][  T660] RAX: 00000000ffffffa6 RBX: ff11000015e39540 RCX: 1ff4000000336f19
[   67.556836][  T660] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e395f8
[   67.557075][  T660] RBP: ff11000015db4000 R08: 1fe2200002bc72c0 R09: ff11000004d98b80
[   67.557369][  T660] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   67.557606][  T660] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015db4000
[   67.557852][  T660] FS:  00007f6fb29a6840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   67.558144][  T660] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.558369][  T660] CR2: 00007f6fb2d1f493 CR3: 0000000015e27005 CR4: 0000000000771ef0
[   67.558609][  T660] PKRU: 55555554
[   67.558752][  T660] Call Trace:
[   67.558894][  T660]  <TASK>
[   67.559007][  T660]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.559211][  T660]  ? notifier_call_chain+0xb0/0x320
[   67.559400][  T660]  rtmsg_ifinfo+0x5c/0xb0
[   67.559547][  T660]  register_netdevice+0x137a/0x1980
[   67.559724][  T660]  ? unregister_netdevice_queue+0x470/0x470
[   67.559931][  T660]  ? alloc_netdev_mqs+0xed0/0x1490
[   67.560132][  T660]  register_netdev+0x23/0x40
[   67.560319][  T660]  sit_init_net+0x299/0x570
[   67.560502][  T660]  ops_init+0x187/0x560
[   67.560648][  T660]  setup_net+0x11b/0x3b0
[   67.560793][  T660]  ? unregister_pernet_device+0x80/0x80
[   67.560977][  T660]  ? lockdep_init_map_type+0x5d/0x250
[   67.561177][  T660]  ? mutex_init_lockdep+0xf6/0x120
[   67.561365][  T660]  copy_net_ns+0x2fd/0x450
[   67.561541][  T660]  create_new_namespaces+0x371/0xa10
[   67.561724][  T660]  unshare_nsproxy_namespaces+0xa5/0x150
[   67.561900][  T660]  ksys_unshare+0x47e/0x8c0
[   67.562077][  T660]  ? walk_process_tree+0x350/0x350
[   67.562298][  T660]  ? __ia32_sys_open+0x1b0/0x1b0
[   67.562478][  T660]  __x64_sys_unshare+0x34/0x50
[   67.562653][  T660]  ? do_syscall_64+0x82/0xfc0
[   67.562829][  T660]  do_syscall_64+0x117/0xfc0
[   67.563008][  T660]  ? trace_hardirqs_off+0xd/0x30
[   67.563209][  T660]  ? exc_page_fault+0xee/0x100
[   67.563387][  T660]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   67.563594][  T660] RIP: 0033:0x7f6fb2c68bcb
[   67.563775][  T660] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   67.564304][  T660] RSP: 002b:00007ffd5821bd38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   67.564547][  T660] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6fb2c68bcb
[   67.564811][  T660] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.565050][  T660] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.565312][  T660] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5821df60
[   67.565550][  T660] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5821f8c6
[   67.565793][  T660]  </TASK>
[   67.565951][  T660] irq event stamp: 26621
[   67.566097][  T660] hardirqs last  enabled at (26631): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.566392][  T660] hardirqs last disabled at (26642): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.566660][  T660] softirqs last  enabled at (26042): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   67.566936][  T660] softirqs last disabled at (26040): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   67.567224][  T660] ---[ end trace 0000000000000000 ]---
[   67.603815][  T661] ------------[ cut here ]------------
[   67.603996][  T661] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/661
[   67.604246][  T661] CPU: 0 UID: 0 PID: 661 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.604511][  T661] Tainted: [W]=WARN
[   67.604615][  T661] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.604812][  T661] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.604991][  T661] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.605497][  T661] RSP: 0018:ffa0000001907020 EFLAGS: 00010286
[   67.605662][  T661] RAX: 00000000ffffffa6 RBX: ff11000010116200 RCX: 1ff4000000320dca
[   67.605870][  T661] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101162b8
[   67.606065][  T661] RBP: ff11000011449000 R08: 1fe2200002022c58 R09: ff11000013b6ae58
[   67.606274][  T661] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   67.606469][  T661] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011449ce1
[   67.606666][  T661] FS:  00007fd4fcf53840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   67.606894][  T661] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.607061][  T661] CR2: 000000000e891988 CR3: 0000000013f61006 CR4: 0000000000771ef0
[   67.607279][  T661] PKRU: 55555554
[   67.607379][  T661] Call Trace:
[   67.607475][  T661]  <TASK>
[   67.607554][  T661]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.607768][  T661]  rtmsg_ifinfo+0x5c/0xb0
[   67.607875][  T661]  ? mark_held_locks+0x40/0x70
[   67.608005][  T661]  __dev_notify_flags+0x1b8/0x280
[   67.608799][  T661]  ? netif_change_name+0x8c0/0x8c0
[   67.608965][  T661]  ? __dev_change_flags+0x4a4/0x660
[   67.609166][  T661]  ? netif_set_allmulti+0x250/0x250
[   67.609324][  T661]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.609456][  T661]  ? is_bpf_text_address+0x68/0x110
[   67.609587][  T661]  netif_change_flags+0xfe/0x190
[   67.609720][  T661]  do_setlink.isra.0+0x1cc3/0x2750
[   67.609854][  T661]  ? rtnl_link_get_size+0x350/0x350
[   67.609984][  T661]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   67.610159][  T661]  ? rcu_read_lock_any_held+0x3c/0x90
[   67.610306][  T661]  ? validate_chain+0x38b/0xc20
[   67.610434][  T661]  ? rcu_read_lock_any_held+0x66/0x90
[   67.610560][  T661]  ? stack_depot_save_flags+0x367/0x770
[   67.610694][  T661]  ? __lock_acquire+0x508/0xc10
[   67.610825][  T661]  ? lock_acquire.part.0+0xbc/0x260
[   67.610953][  T661]  ? rtnl_newlink+0x883/0xea0
[   67.611081][  T661]  ? rcu_is_watching+0x15/0xd0
[   67.611246][  T661]  ? lock_acquire+0x134/0x160
[   67.611375][  T661]  ? rcu_is_watching+0x15/0xd0
[   67.611502][  T661]  ? rcu_is_watching+0x15/0xd0
[   67.611630][  T661]  ? trace_contention_end+0xb3/0x1a0
[   67.611783][  T661]  ? __mutex_lock+0x1db/0x2010
[   67.611971][  T661]  ? __mutex_lock+0x9b2/0x2010
[   67.612171][  T661]  ? rtnl_newlink+0x883/0xea0
[   67.612364][  T661]  ? ww_mutex_lock+0x160/0x160
[   67.612556][  T661]  ? __rtnl_newlink+0x3fa/0xa50
[   67.612745][  T661]  rtnl_newlink+0x8d1/0xea0
[   67.612922][  T661]  ? lock_acquire.part.0+0xbc/0x260
[   67.613056][  T661]  ? __rtnl_newlink+0xa50/0xa50
[   67.613268][  T661]  ? mark_usage+0x61/0x170
[   67.613421][  T661]  ? lock_acquire.part.0+0xbc/0x260
[   67.613548][  T661]  ? find_held_lock+0x2b/0x80
[   67.613676][  T661]  ? __rtnl_newlink+0xa50/0xa50
[   67.613805][  T661]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.613935][  T661]  ? __rtnl_newlink+0xa50/0xa50
[   67.614070][  T661]  rtnetlink_rcv_msg+0x40d/0x9e0
[   67.614271][  T661]  ? validate_chain+0x38b/0xc20
[   67.614424][  T661]  ? rtnl_stats_set+0x3f0/0x3f0
[   67.614554][  T661]  ? __lock_acquire+0x508/0xc10
[   67.614684][  T661]  ? lock_acquire.part.0+0xbc/0x260
[   67.614812][  T661]  ? find_held_lock+0x2b/0x80
[   67.614947][  T661]  netlink_rcv_skb+0x14e/0x3a0
[   67.615117][  T661]  ? rtnl_stats_set+0x3f0/0x3f0
[   67.615302][  T661]  ? netlink_ack+0xcd0/0xcd0
[   67.615434][  T661]  ? netlink_deliver_tap+0xc5/0x330
[   67.615566][  T661]  ? netlink_deliver_tap+0x13c/0x330
[   67.615697][  T661]  netlink_unicast+0x486/0x750
[   67.615825][  T661]  ? netlink_attachskb+0x810/0x810
[   67.615978][  T661]  ? __lock_acquire+0x508/0xc10
[   67.616194][  T661]  netlink_sendmsg+0x735/0xc60
[   67.616377][  T661]  ? netlink_unicast+0x750/0x750
[   67.616513][  T661]  ? __might_fault+0x97/0x140
[   67.616649][  T661]  ____sys_sendmsg+0x419/0x850
[   67.616781][  T661]  ? copy_msghdr_from_user+0x2a0/0x460
[   67.616909][  T661]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   67.617068][  T661]  ? move_addr_to_kernel+0x40/0x40
[   67.617211][  T661]  ? stack_depot_save_flags+0x367/0x770
[   67.617349][  T661]  ? validate_chain+0x38b/0xc20
[   67.617528][  T661]  ___sys_sendmsg+0x14e/0x1d0
[   67.617681][  T661]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   67.617868][  T661]  ? copy_msghdr_from_user+0x460/0x460
[   67.618071][  T661]  __sys_sendmsg+0x145/0x1f0
[   67.618280][  T661]  ? __sys_sendmsg_sock+0x20/0x20
[   67.618468][  T661]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   67.618733][  T661]  ? do_raw_spin_unlock+0x59/0x250
[   67.618899][  T661]  ? rcu_is_watching+0x15/0xd0
[   67.619043][  T661]  do_syscall_64+0x117/0xfc0
[   67.619253][  T661]  ? trace_hardirqs_off+0xd/0x30
[   67.619442][  T661]  ? exc_page_fault+0xee/0x100
[   67.619633][  T661]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   67.619871][  T661] RIP: 0033:0x7fd4fd18d08e
[   67.620038][  T661] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   67.620613][  T661] RSP: 002b:00007fff520dff40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.620810][  T661] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd4fd18d08e
[   67.621004][  T661] RDX: 0000000000000000 RSI: 00007fff520dfff0 RDI: 0000000000000005
[   67.621212][  T661] RBP: 00007fff520dff50 R08: 0000000000000000 R09: 0000000000000000
[   67.621432][  T661] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   67.621706][  T661] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff520e06c0
[   67.622002][  T661]  </TASK>
[   67.622172][  T661] irq event stamp: 26723
[   67.622333][  T661] hardirqs last  enabled at (26731): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.622669][  T661] hardirqs last disabled at (26738): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.622903][  T661] softirqs last  enabled at (26054): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.623146][  T661] softirqs last disabled at (24955): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.623396][  T661] ---[ end trace 0000000000000000 ]---
[   67.738591][  T664] ------------[ cut here ]------------
[   67.738780][  T664] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/664
[   67.739022][  T664] CPU: 0 UID: 0 PID: 664 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.739306][  T664] Tainted: [W]=WARN
[   67.739407][  T664] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.739575][  T664] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.739751][  T664] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.740242][  T664] RSP: 0018:ffa0000001996e20 EFLAGS: 00010286
[   67.740414][  T664] RAX: 00000000ffffffa6 RBX: ff11000015e3d1c0 RCX: 1ff4000000332d8a
[   67.740613][  T664] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3d278
[   67.740817][  T664] RBP: ff11000015b99000 R08: 1fe2200002bc7a50 R09: ff11000013bc2e80
[   67.741017][  T664] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   67.741233][  T664] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a26388
[   67.741437][  T664] FS:  00007f17d74bb840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   67.741674][  T664] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.741845][  T664] CR2: 000000000042ebe0 CR3: 0000000004cc7005 CR4: 0000000000771ef0
[   67.742049][  T664] PKRU: 55555554
[   67.742164][  T664] Call Trace:
[   67.742268][  T664]  <TASK>
[   67.742338][  T664]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.742472][  T664]  rtmsg_ifinfo+0x5c/0xb0
[   67.742574][  T664]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   67.742741][  T664]  ? ref_tracker_alloc+0x28d/0x430
[   67.742885][  T664]  __dev_notify_flags+0x1b8/0x280
[   67.743018][  T664]  ? ref_tracker_dir_print+0x100/0x100
[   67.743165][  T664]  ? netif_change_name+0x8c0/0x8c0
[   67.743298][  T664]  ? __rtnl_newlink+0x22b/0xa50
[   67.743429][  T664]  ? rtnl_newlink+0x8d1/0xea0
[   67.743562][  T664]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   67.743695][  T664]  ? netlink_rcv_skb+0x14e/0x3a0
[   67.743830][  T664]  ? find_held_lock+0x2b/0x80
[   67.743965][  T664]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.744102][  T664]  ? mark_held_locks+0x40/0x70
[   67.744239][  T664]  rtnl_configure_link+0x1ac/0x390
[   67.744370][  T664]  ? lockdep_hardirqs_on+0x8c/0x130
[   67.744502][  T664]  ? queue_delayed_work_on+0x95/0x100
[   67.744636][  T664]  veth_newlink+0x330/0x8d0
[   67.744774][  T664]  ? veth_poll_controller+0x10/0x10
[   67.744906][  T664]  ? kasan_save_stack+0x2f/0x50
[   67.745039][  T664]  ? kasan_save_track+0x14/0x30
[   67.745182][  T664]  ? __kasan_kmalloc+0x7b/0x90
[   67.745327][  T664]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   67.745459][  T664]  ? alloc_netdev_mqs+0xe85/0x1490
[   67.745592][  T664]  ? rtnl_af_lookup+0x290/0x290
[   67.745723][  T664]  ? alloc_netdev_mqs+0xed0/0x1490
[   67.745863][  T664]  ? rtnl_create_link+0x169/0xf20
[   67.745997][  T664]  rtnl_newlink_create+0x2da/0x780
[   67.746148][  T664]  ? rtnl_create_link+0xf20/0xf20
[   67.746281][  T664]  ? __dev_get_by_name+0x12/0x50
[   67.746414][  T664]  ? rtnl_dev_get+0xd7/0x170
[   67.746549][  T664]  __rtnl_newlink+0x22b/0xa50
[   67.746684][  T664]  rtnl_newlink+0x8d1/0xea0
[   67.746818][  T664]  ? lock_acquire.part.0+0xbc/0x260
[   67.746953][  T664]  ? __rtnl_newlink+0xa50/0xa50
[   67.747091][  T664]  ? mark_usage+0x61/0x170
[   67.747241][  T664]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.747374][  T664]  ? __rtnl_newlink+0xa50/0xa50
[   67.747508][  T664]  rtnetlink_rcv_msg+0x40d/0x9e0
[   67.747639][  T664]  ? validate_chain+0x38b/0xc20
[   67.747771][  T664]  ? rtnl_stats_set+0x3f0/0x3f0
[   67.747906][  T664]  ? __lock_acquire+0x508/0xc10
[   67.748041][  T664]  ? lock_acquire.part.0+0xbc/0x260
[   67.748180][  T664]  ? find_held_lock+0x2b/0x80
[   67.748316][  T664]  netlink_rcv_skb+0x14e/0x3a0
[   67.748447][  T664]  ? rtnl_stats_set+0x3f0/0x3f0
[   67.748577][  T664]  ? netlink_ack+0xcd0/0xcd0
[   67.748710][  T664]  ? netlink_deliver_tap+0xc5/0x330
[   67.748842][  T664]  ? netlink_deliver_tap+0x13c/0x330
[   67.748980][  T664]  netlink_unicast+0x486/0x750
[   67.749116][  T664]  ? netlink_attachskb+0x810/0x810
[   67.749354][  T664]  ? __lock_acquire+0x508/0xc10
[   67.749488][  T664]  netlink_sendmsg+0x735/0xc60
[   67.749622][  T664]  ? netlink_unicast+0x750/0x750
[   67.749755][  T664]  ? __might_fault+0x97/0x140
[   67.749889][  T664]  ____sys_sendmsg+0x419/0x850
[   67.750024][  T664]  ? copy_msghdr_from_user+0x2a0/0x460
[   67.750171][  T664]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   67.750335][  T664]  ? move_addr_to_kernel+0x40/0x40
[   67.750470][  T664]  ___sys_sendmsg+0x14e/0x1d0
[   67.750606][  T664]  ? copy_msghdr_from_user+0x460/0x460
[   67.750744][  T664]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.750918][  T664]  ? do_sys_openat2+0xfd/0x170
[   67.751059][  T664]  __sys_sendmsg+0x145/0x1f0
[   67.751204][  T664]  ? __sys_sendmsg_sock+0x20/0x20
[   67.751341][  T664]  ? fpregs_restore_userregs+0x14b/0x310
[   67.751478][  T664]  ? rcu_is_watching+0x15/0xd0
[   67.751613][  T664]  do_syscall_64+0x117/0xfc0
[   67.751746][  T664]  ? trace_hardirqs_off+0xd/0x30
[   67.751878][  T664]  ? exc_page_fault+0xee/0x100
[   67.752009][  T664]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   67.752190][  T664] RIP: 0033:0x7f17d76f508e
[   67.752364][  T664] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   67.752841][  T664] RSP: 002b:00007fffbce632a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.753042][  T664] RAX: ffffffffffffffda RBX: 00007fffbce63a48 RCX: 00007f17d76f508e
[   67.753275][  T664] RDX: 0000000000000000 RSI: 00007fffbce63350 RDI: 0000000000000005
[   67.753476][  T664] RBP: 00007fffbce632b0 R08: 0000000000000000 R09: 0000000000000000
[   67.753676][  T664] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   67.753942][  T664] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbce63a10
[   67.754211][  T664]  </TASK>
[   67.754312][  T664] irq event stamp: 15527
[   67.754412][  T664] hardirqs last  enabled at (15535): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.754646][  T664] hardirqs last disabled at (15542): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.754873][  T664] softirqs last  enabled at (14676): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   67.755110][  T664] softirqs last disabled at (14674): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   67.755343][  T664] ---[ end trace 0000000000000000 ]---
[   67.767321][  T664] ------------[ cut here ]------------
[   67.767483][  T664] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/664
[   67.767713][  T664] CPU: 0 UID: 0 PID: 664 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.767975][  T664] Tainted: [W]=WARN
[   67.768075][  T664] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.768251][  T664] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.768422][  T664] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.768886][  T664] RSP: 0018:ffa00000019971a0 EFLAGS: 00010286
[   67.769053][  T664] RAX: 00000000ffffffa6 RBX: ff11000015a89c40 RCX: 1ff4000000332dfa
[   67.769806][  T664] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89cf8
[   67.770002][  T664] RBP: ff1100000ff94000 R08: 1fe2200002b513a0 R09: ff11000013bc2e80
[   67.770262][  T664] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   67.770456][  T664] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   67.770652][  T664] FS:  00007f17d74bb840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   67.770880][  T664] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.771043][  T664] CR2: 000000000042ebe0 CR3: 0000000004cc7005 CR4: 0000000000771ef0
[   67.771297][  T664] PKRU: 55555554
[   67.771452][  T664] Call Trace:
[   67.771549][  T664]  <TASK>
[   67.771616][  T664]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.771747][  T664]  rtmsg_ifinfo+0x5c/0xb0
[   67.771848][  T664]  __dev_notify_flags+0x1b8/0x280
[   67.771980][  T664]  ? netif_change_name+0x8c0/0x8c0
[   67.772172][  T664]  ? rtnl_af_lookup+0x290/0x290
[   67.772303][  T664]  ? alloc_netdev_mqs+0xed0/0x1490
[   67.772436][  T664]  rtnl_configure_link+0x1ac/0x390
[   67.772569][  T664]  rtnl_newlink_create+0x353/0x780
[   67.772701][  T664]  ? rtnl_create_link+0xf20/0xf20
[   67.772832][  T664]  ? __dev_get_by_name+0x12/0x50
[   67.772965][  T664]  ? rtnl_dev_get+0xd7/0x170
[   67.773162][  T664]  __rtnl_newlink+0x22b/0xa50
[   67.773297][  T664]  rtnl_newlink+0x8d1/0xea0
[   67.773431][  T664]  ? lock_acquire.part.0+0xbc/0x260
[   67.773590][  T664]  ? __rtnl_newlink+0xa50/0xa50
[   67.773724][  T664]  ? mark_usage+0x61/0x170
[   67.773856][  T664]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.773988][  T664]  ? __rtnl_newlink+0xa50/0xa50
[   67.774187][  T664]  rtnetlink_rcv_msg+0x40d/0x9e0
[   67.774322][  T664]  ? validate_chain+0x38b/0xc20
[   67.774474][  T664]  ? rtnl_stats_set+0x3f0/0x3f0
[   67.774605][  T664]  ? __lock_acquire+0x508/0xc10
[   67.774748][  T664]  ? lock_acquire.part.0+0xbc/0x260
[   67.774876][  T664]  ? find_held_lock+0x2b/0x80
[   67.775006][  T664]  netlink_rcv_skb+0x14e/0x3a0
[   67.775198][  T664]  ? rtnl_stats_set+0x3f0/0x3f0
[   67.775329][  T664]  ? netlink_ack+0xcd0/0xcd0
[   67.775464][  T664]  ? netlink_deliver_tap+0xc5/0x330
[   67.775605][  T664]  ? netlink_deliver_tap+0x13c/0x330
[   67.775736][  T664]  netlink_unicast+0x486/0x750
[   67.775868][  T664]  ? netlink_attachskb+0x810/0x810
[   67.775999][  T664]  ? __lock_acquire+0x508/0xc10
[   67.776193][  T664]  netlink_sendmsg+0x735/0xc60
[   67.776324][  T664]  ? netlink_unicast+0x750/0x750
[   67.776453][  T664]  ? __might_fault+0x97/0x140
[   67.776585][  T664]  ____sys_sendmsg+0x419/0x850
[   67.776717][  T664]  ? copy_msghdr_from_user+0x2a0/0x460
[   67.776848][  T664]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   67.777012][  T664]  ? move_addr_to_kernel+0x40/0x40
[   67.777220][  T664]  ___sys_sendmsg+0x14e/0x1d0
[   67.777351][  T664]  ? copy_msghdr_from_user+0x460/0x460
[   67.777511][  T664]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.777757][  T664]  ? do_sys_openat2+0xfd/0x170
[   67.777961][  T664]  __sys_sendmsg+0x145/0x1f0
[   67.778208][  T664]  ? __sys_sendmsg_sock+0x20/0x20
[   67.778343][  T664]  ? fpregs_restore_userregs+0x14b/0x310
[   67.778493][  T664]  ? rcu_is_watching+0x15/0xd0
[   67.778630][  T664]  do_syscall_64+0x117/0xfc0
[   67.778763][  T664]  ? trace_hardirqs_off+0xd/0x30
[   67.778894][  T664]  ? exc_page_fault+0xee/0x100
[   67.779024][  T664]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   67.779275][  T664] RIP: 0033:0x7f17d76f508e
[   67.779412][  T664] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   67.779878][  T664] RSP: 002b:00007fffbce632a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.780086][  T664] RAX: ffffffffffffffda RBX: 00007fffbce63a48 RCX: 00007f17d76f508e
[   67.780353][  T664] RDX: 0000000000000000 RSI: 00007fffbce63350 RDI: 0000000000000005
[   67.780549][  T664] RBP: 00007fffbce632b0 R08: 0000000000000000 R09: 0000000000000000
[   67.780745][  T664] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   67.780946][  T664] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbce63a10
[   67.781210][  T664]  </TASK>
[   67.781310][  T664] irq event stamp: 28631
[   67.781408][  T664] hardirqs last  enabled at (28639): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.781634][  T664] hardirqs last disabled at (28646): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.781861][  T664] softirqs last  enabled at (28620): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.782088][  T664] softirqs last disabled at (28529): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.782381][  T664] ---[ end trace 0000000000000000 ]---
[   67.810483][  T665] ------------[ cut here ]------------
[   67.810693][  T665] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/665
[   67.810979][  T665] CPU: 2 UID: 0 PID: 665 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.811322][  T665] Tainted: [W]=WARN
[   67.811475][  T665] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.811691][  T665] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.811915][  T665] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.812461][  T665] RSP: 0018:ffa0000001996e20 EFLAGS: 00010286
[   67.812677][  T665] RAX: 00000000ffffffa6 RBX: ff11000011769e00 RCX: 1ff4000000332d8a
[   67.812922][  T665] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011769eb8
[   67.813194][  T665] RBP: ff11000013911000 R08: 1fe22000022ed3d8 R09: ff11000013030b80
[   67.813453][  T665] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   67.813702][  T665] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011d9c088
[   67.814014][  T665] FS:  00007fde1bff9840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   67.814376][  T665] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.814594][  T665] CR2: 00007fde1c360f6d CR3: 000000001607f004 CR4: 0000000000771ef0
[   67.814843][  T665] PKRU: 55555554
[   67.814989][  T665] Call Trace:
[   67.815157][  T665]  <TASK>
[   67.815274][  T665]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.815457][  T665]  rtmsg_ifinfo+0x5c/0xb0
[   67.815605][  T665]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   67.815818][  T665]  ? ref_tracker_alloc+0x28d/0x430
[   67.815997][  T665]  __dev_notify_flags+0x1b8/0x280
[   67.816218][  T665]  ? ref_tracker_dir_print+0x100/0x100
[   67.816446][  T665]  ? netif_change_name+0x8c0/0x8c0
[   67.816666][  T665]  ? __rtnl_newlink+0x22b/0xa50
[   67.816894][  T665]  ? rtnl_newlink+0x8d1/0xea0
[   67.817133][  T665]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   67.817326][  T665]  ? netlink_rcv_skb+0x14e/0x3a0
[   67.817508][  T665]  ? find_held_lock+0x2b/0x80
[   67.817691][  T665]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.817877][  T665]  ? mark_held_locks+0x40/0x70
[   67.818061][  T665]  rtnl_configure_link+0x1ac/0x390
[   67.818285][  T665]  ? lockdep_hardirqs_on+0x8c/0x130
[   67.818467][  T665]  ? queue_delayed_work_on+0x95/0x100
[   67.818650][  T665]  veth_newlink+0x330/0x8d0
[   67.818834][  T665]  ? veth_poll_controller+0x10/0x10
[   67.819017][  T665]  ? kasan_save_stack+0x2f/0x50
[   67.819243][  T665]  ? kasan_save_track+0x14/0x30
[   67.819425][  T665]  ? __kasan_kmalloc+0x7b/0x90
[   67.819618][  T665]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   67.819799][  T665]  ? alloc_netdev_mqs+0xe85/0x1490
[   67.819983][  T665]  ? rtnl_af_lookup+0x290/0x290
[   67.820185][  T665]  ? alloc_netdev_mqs+0xed0/0x1490
[   67.820370][  T665]  ? rtnl_create_link+0x169/0xf20
[   67.820556][  T665]  rtnl_newlink_create+0x2da/0x780
[   67.820738][  T665]  ? rtnl_create_link+0xf20/0xf20
[   67.820917][  T665]  ? __dev_get_by_name+0x12/0x50
[   67.821109][  T665]  ? rtnl_dev_get+0xd7/0x170
[   67.821304][  T665]  __rtnl_newlink+0x22b/0xa50
[   67.821490][  T665]  rtnl_newlink+0x8d1/0xea0
[   67.821672][  T665]  ? lock_acquire.part.0+0xbc/0x260
[   67.821859][  T665]  ? __rtnl_newlink+0xa50/0xa50
[   67.822038][  T665]  ? mark_usage+0x61/0x170
[   67.822244][  T665]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.822454][  T665]  ? __rtnl_newlink+0xa50/0xa50
[   67.822636][  T665]  rtnetlink_rcv_msg+0x40d/0x9e0
[   67.822817][  T665]  ? validate_chain+0x38b/0xc20
[   67.822997][  T665]  ? rtnl_stats_set+0x3f0/0x3f0
[   67.823196][  T665]  ? __lock_acquire+0x508/0xc10
[   67.823382][  T665]  ? lock_acquire.part.0+0xbc/0x260
[   67.823561][  T665]  ? find_held_lock+0x2b/0x80
[   67.823742][  T665]  netlink_rcv_skb+0x14e/0x3a0
[   67.823923][  T665]  ? rtnl_stats_set+0x3f0/0x3f0
[   67.824205][  T665]  ? netlink_ack+0xcd0/0xcd0
[   67.824464][  T665]  ? netlink_deliver_tap+0xc5/0x330
[   67.824719][  T665]  ? netlink_deliver_tap+0x13c/0x330
[   67.824948][  T665]  netlink_unicast+0x486/0x750
[   67.825161][  T665]  ? netlink_attachskb+0x810/0x810
[   67.825345][  T665]  ? __lock_acquire+0x508/0xc10
[   67.825528][  T665]  netlink_sendmsg+0x735/0xc60
[   67.825712][  T665]  ? netlink_unicast+0x750/0x750
[   67.825894][  T665]  ? __might_fault+0x97/0x140
[   67.826075][  T665]  ____sys_sendmsg+0x419/0x850
[   67.826284][  T665]  ? copy_msghdr_from_user+0x2a0/0x460
[   67.826471][  T665]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   67.826680][  T665]  ? move_addr_to_kernel+0x40/0x40
[   67.826866][  T665]  ___sys_sendmsg+0x14e/0x1d0
[   67.827047][  T665]  ? copy_msghdr_from_user+0x460/0x460
[   67.827255][  T665]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.827475][  T665]  ? do_sys_openat2+0xfd/0x170
[   67.827657][  T665]  __sys_sendmsg+0x145/0x1f0
[   67.827840][  T665]  ? __sys_sendmsg_sock+0x20/0x20
[   67.828025][  T665]  ? fpregs_restore_userregs+0x14b/0x310
[   67.828225][  T665]  ? rcu_is_watching+0x15/0xd0
[   67.828410][  T665]  do_syscall_64+0x117/0xfc0
[   67.828590][  T665]  ? trace_hardirqs_off+0xd/0x30
[   67.828771][  T665]  ? exc_page_fault+0xee/0x100
[   67.828952][  T665]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   67.829187][  T665] RIP: 0033:0x7fde1c23308e
[   67.829380][  T665] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   67.829894][  T665] RSP: 002b:00007ffcf51e1fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.830157][  T665] RAX: ffffffffffffffda RBX: 00007ffcf51e2768 RCX: 00007fde1c23308e
[   67.830406][  T665] RDX: 0000000000000000 RSI: 00007ffcf51e2070 RDI: 0000000000000005
[   67.830650][  T665] RBP: 00007ffcf51e1fd0 R08: 0000000000000000 R09: 0000000000000000
[   67.830895][  T665] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   67.831161][  T665] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf51e2730
[   67.831426][  T665]  </TASK>
[   67.831573][  T665] irq event stamp: 16171
[   67.831720][  T665] hardirqs last  enabled at (16181): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.832000][  T665] hardirqs last disabled at (16190): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.832302][  T665] softirqs last  enabled at (15912): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.832588][  T665] softirqs last disabled at (15899): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.832967][  T665] ---[ end trace 0000000000000000 ]---
[   67.847831][  T665] ------------[ cut here ]------------
[   67.848021][  T665] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/665
[   67.848320][  T665] CPU: 2 UID: 0 PID: 665 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.848639][  T665] Tainted: [W]=WARN
[   67.848788][  T665] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.849000][  T665] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.849259][  T665] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.849765][  T665] RSP: 0018:ffa00000019971a0 EFLAGS: 00010286
[   67.850049][  T665] RAX: 00000000ffffffa6 RBX: ff11000011c93540 RCX: 1ff4000000332dfa
[   67.850385][  T665] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c935f8
[   67.850747][  T665] RBP: ff1100000543c000 R08: 1fe22000023926c0 R09: ff11000013030b80
[   67.851070][  T665] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   67.851407][  T665] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   67.851743][  T665] FS:  00007fde1bff9840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   67.852134][  T665] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.852456][  T665] CR2: 00007fde1c360f6d CR3: 000000001607f004 CR4: 0000000000771ef0
[   67.852785][  T665] PKRU: 55555554
[   67.853029][  T665] Call Trace:
[   67.853280][  T665]  <TASK>
[   67.853490][  T665]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.853777][  T665]  rtmsg_ifinfo+0x5c/0xb0
[   67.854010][  T665]  __dev_notify_flags+0x1b8/0x280
[   67.854315][  T665]  ? netif_change_name+0x8c0/0x8c0
[   67.854591][  T665]  ? rtnl_af_lookup+0x290/0x290
[   67.854807][  T665]  ? alloc_netdev_mqs+0xed0/0x1490
[   67.854985][  T665]  rtnl_configure_link+0x1ac/0x390
[   67.855184][  T665]  rtnl_newlink_create+0x353/0x780
[   67.855363][  T665]  ? rtnl_create_link+0xf20/0xf20
[   67.855540][  T665]  ? __dev_get_by_name+0x12/0x50
[   67.855717][  T665]  ? rtnl_dev_get+0xd7/0x170
[   67.855898][  T665]  __rtnl_newlink+0x22b/0xa50
[   67.856077][  T665]  rtnl_newlink+0x8d1/0xea0
[   67.856282][  T665]  ? lock_acquire.part.0+0xbc/0x260
[   67.856467][  T665]  ? __rtnl_newlink+0xa50/0xa50
[   67.856644][  T665]  ? mark_usage+0x61/0x170
[   67.856825][  T665]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.857065][  T665]  ? __rtnl_newlink+0xa50/0xa50
[   67.857272][  T665]  rtnetlink_rcv_msg+0x40d/0x9e0
[   67.857454][  T665]  ? validate_chain+0x38b/0xc20
[   67.857632][  T665]  ? rtnl_stats_set+0x3f0/0x3f0
[   67.857807][  T665]  ? __lock_acquire+0x508/0xc10
[   67.857989][  T665]  ? lock_acquire.part.0+0xbc/0x260
[   67.858189][  T665]  ? find_held_lock+0x2b/0x80
[   67.858370][  T665]  netlink_rcv_skb+0x14e/0x3a0
[   67.858549][  T665]  ? rtnl_stats_set+0x3f0/0x3f0
[   67.858729][  T665]  ? netlink_ack+0xcd0/0xcd0
[   67.858908][  T665]  ? netlink_deliver_tap+0xc5/0x330
[   67.859086][  T665]  ? netlink_deliver_tap+0x13c/0x330
[   67.859291][  T665]  netlink_unicast+0x486/0x750
[   67.859470][  T665]  ? netlink_attachskb+0x810/0x810
[   67.859647][  T665]  ? __lock_acquire+0x508/0xc10
[   67.859826][  T665]  netlink_sendmsg+0x735/0xc60
[   67.860006][  T665]  ? netlink_unicast+0x750/0x750
[   67.860210][  T665]  ? __might_fault+0x97/0x140
[   67.860392][  T665]  ____sys_sendmsg+0x419/0x850
[   67.860571][  T665]  ? copy_msghdr_from_user+0x2a0/0x460
[   67.860752][  T665]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   67.860962][  T665]  ? move_addr_to_kernel+0x40/0x40
[   67.861160][  T665]  ___sys_sendmsg+0x14e/0x1d0
[   67.861342][  T665]  ? copy_msghdr_from_user+0x460/0x460
[   67.861524][  T665]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.861738][  T665]  ? do_sys_openat2+0xfd/0x170
[   67.861918][  T665]  __sys_sendmsg+0x145/0x1f0
[   67.862113][  T665]  ? __sys_sendmsg_sock+0x20/0x20
[   67.862303][  T665]  ? fpregs_restore_userregs+0x14b/0x310
[   67.862480][  T665]  ? rcu_is_watching+0x15/0xd0
[   67.862662][  T665]  do_syscall_64+0x117/0xfc0
[   67.862846][  T665]  ? trace_hardirqs_off+0xd/0x30
[   67.863025][  T665]  ? exc_page_fault+0xee/0x100
[   67.863225][  T665]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   67.863439][  T665] RIP: 0033:0x7fde1c23308e
[   67.863621][  T665] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   67.864154][  T665] RSP: 002b:00007ffcf51e1fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.864401][  T665] RAX: ffffffffffffffda RBX: 00007ffcf51e2768 RCX: 00007fde1c23308e
[   67.864649][  T665] RDX: 0000000000000000 RSI: 00007ffcf51e2070 RDI: 0000000000000005
[   67.864893][  T665] RBP: 00007ffcf51e1fd0 R08: 0000000000000000 R09: 0000000000000000
[   67.865154][  T665] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   67.865398][  T665] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf51e2730
[   67.865650][  T665]  </TASK>
[   67.865795][  T665] irq event stamp: 30907
[   67.865940][  T665] hardirqs last  enabled at (30917): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.866237][  T665] hardirqs last disabled at (30928): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.866510][  T665] softirqs last  enabled at (30326): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.866789][  T665] softirqs last disabled at (30261): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.867065][  T665] ---[ end trace 0000000000000000 ]---
[   67.894360][  T666] ------------[ cut here ]------------
[   67.894526][  T666] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/666
[   67.894763][  T666] CPU: 0 UID: 0 PID: 666 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.895030][  T666] Tainted: [W]=WARN
[   67.895148][  T666] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.895322][  T666] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.895498][  T666] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.895963][  T666] RSP: 0018:ffa0000001a86e20 EFLAGS: 00010286
[   67.896153][  T666] RAX: 00000000ffffffa6 RBX: ff11000015a66040 RCX: 1ff4000000350d8a
[   67.896353][  T666] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a660f8
[   67.896550][  T666] RBP: ff11000015ad1000 R08: 1fe2200002b4cc20 R09: ff11000013032e80
[   67.896748][  T666] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   67.896948][  T666] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000058de388
[   67.897158][  T666] FS:  00007feef5e94840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   67.897392][  T666] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.897564][  T666] CR2: 000000000042ebe0 CR3: 0000000010625001 CR4: 0000000000771ef0
[   67.897763][  T666] PKRU: 55555554
[   67.897863][  T666] Call Trace:
[   67.897962][  T666]  <TASK>
[   67.898031][  T666]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.898205][  T666]  rtmsg_ifinfo+0x5c/0xb0
[   67.898305][  T666]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   67.898469][  T666]  __dev_notify_flags+0x1b8/0x280
[   67.898601][  T666]  ? __mod_timer+0x3ad/0xc60
[   67.898735][  T666]  ? netif_change_name+0x8c0/0x8c0
[   67.898869][  T666]  ? rtnl_newlink+0x8d1/0xea0
[   67.899003][  T666]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   67.899144][  T666]  ? netlink_rcv_skb+0x14e/0x3a0
[   67.899275][  T666]  ? add_timer_on+0x580/0x580
[   67.899406][  T666]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.899539][  T666]  ? mark_held_locks+0x40/0x70
[   67.899671][  T666]  rtnl_configure_link+0x1ac/0x390
[   67.899802][  T666]  ? lockdep_hardirqs_on+0x8c/0x130
[   67.899936][  T666]  ? queue_delayed_work_on+0x95/0x100
[   67.900085][  T666]  veth_newlink+0x330/0x8d0
[   67.900373][  T666]  ? veth_poll_controller+0x10/0x10
[   67.900533][  T666]  ? kasan_save_stack+0x2f/0x50
[   67.900668][  T666]  ? kasan_save_track+0x14/0x30
[   67.900801][  T666]  ? __kasan_kmalloc+0x7b/0x90
[   67.900944][  T666]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   67.901077][  T666]  ? alloc_netdev_mqs+0xe85/0x1490
[   67.901346][  T666]  ? rtnl_af_lookup+0x290/0x290
[   67.901479][  T666]  ? alloc_netdev_mqs+0xed0/0x1490
[   67.901612][  T666]  ? rtnl_create_link+0x169/0xf20
[   67.901744][  T666]  rtnl_newlink_create+0x2da/0x780
[   67.901876][  T666]  ? rtnl_create_link+0xf20/0xf20
[   67.902009][  T666]  ? __dev_get_by_name+0x12/0x50
[   67.902215][  T666]  ? rtnl_dev_get+0xd7/0x170
[   67.902395][  T666]  __rtnl_newlink+0x22b/0xa50
[   67.902588][  T666]  rtnl_newlink+0x8d1/0xea0
[   67.902722][  T666]  ? lock_acquire.part.0+0xbc/0x260
[   67.902855][  T666]  ? __rtnl_newlink+0xa50/0xa50
[   67.902994][  T666]  ? mark_usage+0x61/0x170
[   67.903252][  T666]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.903386][  T666]  ? __rtnl_newlink+0xa50/0xa50
[   67.903522][  T666]  rtnetlink_rcv_msg+0x40d/0x9e0
[   67.903654][  T666]  ? validate_chain+0x38b/0xc20
[   67.903813][  T666]  ? rtnl_stats_set+0x3f0/0x3f0
[   67.903961][  T666]  ? __lock_acquire+0x508/0xc10
[   67.904094][  T666]  ? lock_acquire.part.0+0xbc/0x260
[   67.904267][  T666]  ? find_held_lock+0x2b/0x80
[   67.904401][  T666]  netlink_rcv_skb+0x14e/0x3a0
[   67.904533][  T666]  ? rtnl_stats_set+0x3f0/0x3f0
[   67.904667][  T666]  ? netlink_ack+0xcd0/0xcd0
[   67.904800][  T666]  ? netlink_deliver_tap+0xc5/0x330
[   67.904933][  T666]  ? netlink_deliver_tap+0x13c/0x330
[   67.905066][  T666]  netlink_unicast+0x486/0x750
[   67.905216][  T666]  ? netlink_attachskb+0x810/0x810
[   67.905348][  T666]  ? __lock_acquire+0x508/0xc10
[   67.905481][  T666]  netlink_sendmsg+0x735/0xc60
[   67.905615][  T666]  ? netlink_unicast+0x750/0x750
[   67.905749][  T666]  ? __might_fault+0x97/0x140
[   67.905881][  T666]  ____sys_sendmsg+0x419/0x850
[   67.906013][  T666]  ? copy_msghdr_from_user+0x2a0/0x460
[   67.906160][  T666]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   67.906331][  T666]  ? move_addr_to_kernel+0x40/0x40
[   67.906519][  T666]  ___sys_sendmsg+0x14e/0x1d0
[   67.906653][  T666]  ? copy_msghdr_from_user+0x460/0x460
[   67.906790][  T666]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.906959][  T666]  ? do_sys_openat2+0xfd/0x170
[   67.907102][  T666]  __sys_sendmsg+0x145/0x1f0
[   67.907244][  T666]  ? __sys_sendmsg_sock+0x20/0x20
[   67.907380][  T666]  ? fpregs_restore_userregs+0x14b/0x310
[   67.907514][  T666]  ? rcu_is_watching+0x15/0xd0
[   67.907650][  T666]  do_syscall_64+0x117/0xfc0
[   67.907788][  T666]  ? trace_hardirqs_off+0xd/0x30
[   67.907920][  T666]  ? exc_page_fault+0xee/0x100
[   67.908070][  T666]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   67.908251][  T666] RIP: 0033:0x7feef60ce08e
[   67.908393][  T666] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   67.908870][  T666] RSP: 002b:00007fff3625e4a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.909088][  T666] RAX: ffffffffffffffda RBX: 00007fff3625ec48 RCX: 00007feef60ce08e
[   67.909304][  T666] RDX: 0000000000000000 RSI: 00007fff3625e550 RDI: 0000000000000005
[   67.909504][  T666] RBP: 00007fff3625e4b0 R08: 0000000000000000 R09: 0000000000000000
[   67.909707][  T666] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   67.909920][  T666] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3625ec10
[   67.910131][  T666]  </TASK>
[   67.910238][  T666] irq event stamp: 17931
[   67.910340][  T666] hardirqs last  enabled at (17939): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.910572][  T666] hardirqs last disabled at (17946): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.910828][  T666] softirqs last  enabled at (17610): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.911058][  T666] softirqs last disabled at (17569): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.911301][  T666] ---[ end trace 0000000000000000 ]---
[   67.927739][  T666] ------------[ cut here ]------------
[   67.927924][  T666] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/666
[   67.928170][  T666] CPU: 0 UID: 0 PID: 666 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.928438][  T666] Tainted: [W]=WARN
[   67.928540][  T666] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.928708][  T666] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.928881][  T666] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.929369][  T666] RSP: 0018:ffa0000001a871a0 EFLAGS: 00010286
[   67.929536][  T666] RAX: 00000000ffffffa6 RBX: ff11000013fc4e40 RCX: 1ff4000000350dfa
[   67.929735][  T666] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc4ef8
[   67.929933][  T666] RBP: ff1100000f131000 R08: 1fe22000027f89e0 R09: ff11000013032e80
[   67.930136][  T666] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   67.930340][  T666] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   67.930541][  T666] FS:  00007feef5e94840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   67.930777][  T666] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.930945][  T666] CR2: 000000000042ebe0 CR3: 0000000010625001 CR4: 0000000000771ef0
[   67.931158][  T666] PKRU: 55555554
[   67.931258][  T666] Call Trace:
[   67.931358][  T666]  <TASK>
[   67.931429][  T666]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   67.931564][  T666]  rtmsg_ifinfo+0x5c/0xb0
[   67.931666][  T666]  __dev_notify_flags+0x1b8/0x280
[   67.931801][  T666]  ? netif_change_name+0x8c0/0x8c0
[   67.931970][  T666]  ? rtnl_af_lookup+0x290/0x290
[   67.932109][  T666]  ? alloc_netdev_mqs+0xed0/0x1490
[   67.932249][  T666]  rtnl_configure_link+0x1ac/0x390
[   67.932384][  T666]  rtnl_newlink_create+0x353/0x780
[   67.932519][  T666]  ? rtnl_create_link+0xf20/0xf20
[   67.932653][  T666]  ? __dev_get_by_name+0x12/0x50
[   67.932787][  T666]  ? rtnl_dev_get+0xd7/0x170
[   67.932924][  T666]  __rtnl_newlink+0x22b/0xa50
[   67.933059][  T666]  rtnl_newlink+0x8d1/0xea0
[   67.933276][  T666]  ? lock_acquire.part.0+0xbc/0x260
[   67.933422][  T666]  ? __rtnl_newlink+0xa50/0xa50
[   67.933554][  T666]  ? mark_usage+0x61/0x170
[   67.933694][  T666]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.933829][  T666]  ? __rtnl_newlink+0xa50/0xa50
[   67.933961][  T666]  rtnetlink_rcv_msg+0x40d/0x9e0
[   67.934092][  T666]  ? validate_chain+0x38b/0xc20
[   67.934237][  T666]  ? rtnl_stats_set+0x3f0/0x3f0
[   67.934368][  T666]  ? __lock_acquire+0x508/0xc10
[   67.934501][  T666]  ? lock_acquire.part.0+0xbc/0x260
[   67.934634][  T666]  ? find_held_lock+0x2b/0x80
[   67.934767][  T666]  netlink_rcv_skb+0x14e/0x3a0
[   67.934900][  T666]  ? rtnl_stats_set+0x3f0/0x3f0
[   67.935030][  T666]  ? netlink_ack+0xcd0/0xcd0
[   67.935177][  T666]  ? netlink_deliver_tap+0xc5/0x330
[   67.935309][  T666]  ? netlink_deliver_tap+0x13c/0x330
[   67.935444][  T666]  netlink_unicast+0x486/0x750
[   67.935579][  T666]  ? netlink_attachskb+0x810/0x810
[   67.935711][  T666]  ? __lock_acquire+0x508/0xc10
[   67.935844][  T666]  netlink_sendmsg+0x735/0xc60
[   67.935975][  T666]  ? netlink_unicast+0x750/0x750
[   67.936114][  T666]  ? __might_fault+0x97/0x140
[   67.936255][  T666]  ____sys_sendmsg+0x419/0x850
[   67.936388][  T666]  ? copy_msghdr_from_user+0x2a0/0x460
[   67.936518][  T666]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   67.936681][  T666]  ? move_addr_to_kernel+0x40/0x40
[   67.936818][  T666]  ___sys_sendmsg+0x14e/0x1d0
[   67.936949][  T666]  ? copy_msghdr_from_user+0x460/0x460
[   67.937084][  T666]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   67.937267][  T666]  ? do_sys_openat2+0xfd/0x170
[   67.937401][  T666]  __sys_sendmsg+0x145/0x1f0
[   67.937533][  T666]  ? __sys_sendmsg_sock+0x20/0x20
[   67.937670][  T666]  ? fpregs_restore_userregs+0x14b/0x310
[   67.937806][  T666]  ? rcu_is_watching+0x15/0xd0
[   67.937940][  T666]  do_syscall_64+0x117/0xfc0
[   67.938073][  T666]  ? trace_hardirqs_off+0xd/0x30
[   67.938214][  T666]  ? exc_page_fault+0xee/0x100
[   67.938347][  T666]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   67.938512][  T666] RIP: 0033:0x7feef60ce08e
[   67.938652][  T666] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   67.939132][  T666] RSP: 002b:00007fff3625e4a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.939347][  T666] RAX: ffffffffffffffda RBX: 00007fff3625ec48 RCX: 00007feef60ce08e
[   67.939545][  T666] RDX: 0000000000000000 RSI: 00007fff3625e550 RDI: 0000000000000005
[   67.939745][  T666] RBP: 00007fff3625e4b0 R08: 0000000000000000 R09: 0000000000000000
[   67.939944][  T666] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   67.940171][  T666] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3625ec10
[   67.940376][  T666]  </TASK>
[   67.940478][  T666] irq event stamp: 30903
[   67.940578][  T666] hardirqs last  enabled at (30911): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.940809][  T666] hardirqs last disabled at (30918): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.941036][  T666] softirqs last  enabled at (30504): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.941281][  T666] softirqs last disabled at (30387): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.941508][  T666] ---[ end trace 0000000000000000 ]---
[   67.966225][  T667] ------------[ cut here ]------------
[   67.966458][  T667] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/667
[   67.966750][  T667] CPU: 2 UID: 0 PID: 667 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   67.967054][  T667] Tainted: [W]=WARN
[   67.967220][  T667] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.967427][  T667] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   67.967645][  T667] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   67.968165][  T667] RSP: 0018:ffa0000001a97050 EFLAGS: 00010286
[   67.968389][  T667] RAX: 00000000ffffffa6 RBX: ff11000004e38040 RCX: 1ff4000000352dd0
[   67.968629][  T667] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e380f8
[   67.968901][  T667] RBP: ff1100000ff94000 R08: 1fe22000009c7020 R09: ff11000011c00b80
[   67.969196][  T667] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   67.969461][  T667] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   67.969733][  T667] FS:  00007f9d9e858840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   67.970019][  T667] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.970351][  T667] CR2: 00007f9d9ebe0900 CR3: 0000000013a9f006 CR4: 0000000000771ef0
[   67.970683][  T667] PKRU: 55555554
[   67.970928][  T667] Call Trace:
[   67.971188][  T667]  <TASK>
[   67.971379][  T667]  ? rcu_is_watching+0x15/0xd0
[   67.971646][  T667]  rtnetlink_event+0xe0/0x1f0
[   67.971912][  T667]  notifier_call_chain+0xb0/0x320
[   67.972172][  T667]  netif_set_mac_address+0x2dd/0x410
[   67.972432][  T667]  ? rcu_is_watching+0x15/0xd0
[   67.972606][  T667]  ? netif_set_group+0x70/0x70
[   67.972789][  T667]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   67.972999][  T667]  ? is_bpf_text_address+0x72/0x110
[   67.973204][  T667]  do_setlink.isra.0+0x706/0x2750
[   67.973395][  T667]  ? rtnl_link_get_size+0x350/0x350
[   67.973572][  T667]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   67.973791][  T667]  ? rcu_read_lock_any_held+0x3c/0x90
[   67.973968][  T667]  ? validate_chain+0x38b/0xc20
[   67.974168][  T667]  ? rcu_read_lock_any_held+0x66/0x90
[   67.974345][  T667]  ? stack_depot_save_flags+0x367/0x770
[   67.974523][  T667]  ? __lock_acquire+0x508/0xc10
[   67.974700][  T667]  ? lock_acquire.part.0+0xbc/0x260
[   67.974877][  T667]  ? rtnl_newlink+0x883/0xea0
[   67.975052][  T667]  ? rcu_is_watching+0x15/0xd0
[   67.975262][  T667]  ? lock_acquire+0x134/0x160
[   67.975445][  T667]  ? rcu_is_watching+0x15/0xd0
[   67.975621][  T667]  ? rcu_is_watching+0x15/0xd0
[   67.975799][  T667]  ? trace_contention_end+0xb3/0x1a0
[   67.975975][  T667]  ? __mutex_lock+0x1db/0x2010
[   67.976170][  T667]  ? __mutex_lock+0x9b2/0x2010
[   67.976357][  T667]  ? rtnl_newlink+0x883/0xea0
[   67.976537][  T667]  ? __rtnl_newlink+0x3fa/0xa50
[   67.976715][  T667]  rtnl_newlink+0x8d1/0xea0
[   67.976897][  T667]  ? lock_acquire.part.0+0xbc/0x260
[   67.977072][  T667]  ? __rtnl_newlink+0xa50/0xa50
[   67.977269][  T667]  ? mark_usage+0x61/0x170
[   67.977446][  T667]  ? lock_acquire.part.0+0xbc/0x260
[   67.977618][  T667]  ? find_held_lock+0x2b/0x80
[   67.977820][  T667]  ? __rtnl_newlink+0xa50/0xa50
[   67.977996][  T667]  ? __lock_release.isra.0+0x6b/0x1a0
[   67.978190][  T667]  ? __rtnl_newlink+0xa50/0xa50
[   67.978371][  T667]  rtnetlink_rcv_msg+0x40d/0x9e0
[   67.978546][  T667]  ? validate_chain+0x38b/0xc20
[   67.978721][  T667]  ? rtnl_stats_set+0x3f0/0x3f0
[   67.978918][  T667]  ? __lock_acquire+0x508/0xc10
[   67.979114][  T667]  ? lock_acquire.part.0+0xbc/0x260
[   67.979298][  T667]  ? find_held_lock+0x2b/0x80
[   67.979475][  T667]  netlink_rcv_skb+0x14e/0x3a0
[   67.979650][  T667]  ? rtnl_stats_set+0x3f0/0x3f0
[   67.979830][  T667]  ? netlink_ack+0xcd0/0xcd0
[   67.980009][  T667]  ? netlink_deliver_tap+0xc5/0x330
[   67.980206][  T667]  ? netlink_deliver_tap+0x13c/0x330
[   67.980384][  T667]  netlink_unicast+0x486/0x750
[   67.980572][  T667]  ? netlink_attachskb+0x810/0x810
[   67.980747][  T667]  ? __lock_acquire+0x508/0xc10
[   67.980925][  T667]  netlink_sendmsg+0x735/0xc60
[   67.981122][  T667]  ? netlink_unicast+0x750/0x750
[   67.981306][  T667]  ? __might_fault+0x97/0x140
[   67.981484][  T667]  ____sys_sendmsg+0x419/0x850
[   67.981661][  T667]  ? copy_msghdr_from_user+0x2a0/0x460
[   67.981835][  T667]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   67.982039][  T667]  ? move_addr_to_kernel+0x40/0x40
[   67.982242][  T667]  ? stack_depot_save_flags+0x367/0x770
[   67.982425][  T667]  ? validate_chain+0x38b/0xc20
[   67.982602][  T667]  ___sys_sendmsg+0x14e/0x1d0
[   67.982779][  T667]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   67.982988][  T667]  ? copy_msghdr_from_user+0x460/0x460
[   67.983198][  T667]  __sys_sendmsg+0x145/0x1f0
[   67.983378][  T667]  ? __sys_sendmsg_sock+0x20/0x20
[   67.983551][  T667]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   67.983766][  T667]  ? do_raw_spin_unlock+0x59/0x250
[   67.983943][  T667]  ? rcu_is_watching+0x15/0xd0
[   67.984133][  T667]  do_syscall_64+0x117/0xfc0
[   67.984320][  T667]  ? trace_hardirqs_off+0xd/0x30
[   67.984496][  T667]  ? exc_page_fault+0xee/0x100
[   67.984672][  T667]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   67.984879][  T667] RIP: 0033:0x7f9d9ea9208e
[   67.985059][  T667] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   67.985579][  T667] RSP: 002b:00007ffe06b43660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.985822][  T667] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9d9ea9208e
[   67.986059][  T667] RDX: 0000000000000000 RSI: 00007ffe06b43710 RDI: 0000000000000005
[   67.986320][  T667] RBP: 00007ffe06b43670 R08: 0000000000000000 R09: 0000000000000000
[   67.986559][  T667] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a8
[   67.986798][  T667] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe06b43de0
[   67.987042][  T667]  </TASK>
[   67.987216][  T667] irq event stamp: 17473
[   67.987361][  T667] hardirqs last  enabled at (17483): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   67.987632][  T667] hardirqs last disabled at (17492): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   67.987900][  T667] softirqs last  enabled at (16672): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   67.988187][  T667] softirqs last disabled at (16541): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   67.988461][  T667] ---[ end trace 0000000000000000 ]---
[   68.031870][  T668] ------------[ cut here ]------------
[   68.032090][  T668] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/668
[   68.032416][  T668] CPU: 2 UID: 0 PID: 668 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.032743][  T668] Tainted: [W]=WARN
[   68.032887][  T668] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.033131][  T668] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.033381][  T668] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.033895][  T668] RSP: 0018:ffa0000001aa7050 EFLAGS: 00010286
[   68.034134][  T668] RAX: 00000000ffffffa6 RBX: ff11000010117a80 RCX: 1ff4000000354dd0
[   68.034381][  T668] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010117b38
[   68.034650][  T668] RBP: ff11000015ad1000 R08: 1fe2200002022f68 R09: ff11000015b40b80
[   68.035000][  T668] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   68.035504][  T668] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   68.035844][  T668] FS:  00007f04c2683840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   68.036173][  T668] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.036444][  T668] CR2: 0000000023741988 CR3: 000000001607f002 CR4: 0000000000771ef0
[   68.036685][  T668] PKRU: 55555554
[   68.036828][  T668] Call Trace:
[   68.037014][  T668]  <TASK>
[   68.037469][  T668]  ? rcu_is_watching+0x15/0xd0
[   68.037713][  T668]  rtnetlink_event+0xe0/0x1f0
[   68.037961][  T668]  notifier_call_chain+0xb0/0x320
[   68.038200][  T668]  netif_set_mac_address+0x2dd/0x410
[   68.038383][  T668]  ? rcu_is_watching+0x15/0xd0
[   68.038559][  T668]  ? netif_set_group+0x70/0x70
[   68.038736][  T668]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   68.038943][  T668]  ? is_bpf_text_address+0x72/0x110
[   68.039134][  T668]  do_setlink.isra.0+0x706/0x2750
[   68.039321][  T668]  ? rtnl_link_get_size+0x350/0x350
[   68.039496][  T668]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   68.039706][  T668]  ? rcu_read_lock_any_held+0x3c/0x90
[   68.039882][  T668]  ? validate_chain+0x38b/0xc20
[   68.040058][  T668]  ? rcu_read_lock_any_held+0x66/0x90
[   68.040274][  T668]  ? stack_depot_save_flags+0x367/0x770
[   68.040460][  T668]  ? __lock_acquire+0x508/0xc10
[   68.040639][  T668]  ? lock_acquire.part.0+0xbc/0x260
[   68.040813][  T668]  ? rtnl_newlink+0x883/0xea0
[   68.040991][  T668]  ? rcu_is_watching+0x15/0xd0
[   68.041191][  T668]  ? lock_acquire+0x134/0x160
[   68.041368][  T668]  ? rcu_is_watching+0x15/0xd0
[   68.041541][  T668]  ? rcu_is_watching+0x15/0xd0
[   68.041741][  T668]  ? trace_contention_end+0xb3/0x1a0
[   68.041915][  T668]  ? __mutex_lock+0x1db/0x2010
[   68.042090][  T668]  ? __mutex_lock+0x9b2/0x2010
[   68.042289][  T668]  ? rtnl_newlink+0x883/0xea0
[   68.042477][  T668]  ? __rtnl_newlink+0x3fa/0xa50
[   68.042667][  T668]  rtnl_newlink+0x8d1/0xea0
[   68.042842][  T668]  ? lock_acquire.part.0+0xbc/0x260
[   68.043018][  T668]  ? __rtnl_newlink+0xa50/0xa50
[   68.043222][  T668]  ? mark_usage+0x61/0x170
[   68.043401][  T668]  ? lock_acquire.part.0+0xbc/0x260
[   68.043587][  T668]  ? find_held_lock+0x2b/0x80
[   68.043767][  T668]  ? __rtnl_newlink+0xa50/0xa50
[   68.043944][  T668]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.044132][  T668]  ? __rtnl_newlink+0xa50/0xa50
[   68.044330][  T668]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.044505][  T668]  ? validate_chain+0x38b/0xc20
[   68.044689][  T668]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.044864][  T668]  ? __lock_acquire+0x508/0xc10
[   68.045041][  T668]  ? lock_acquire.part.0+0xbc/0x260
[   68.045242][  T668]  ? find_held_lock+0x2b/0x80
[   68.045420][  T668]  netlink_rcv_skb+0x14e/0x3a0
[   68.045597][  T668]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.045773][  T668]  ? netlink_ack+0xcd0/0xcd0
[   68.045950][  T668]  ? netlink_deliver_tap+0xc5/0x330
[   68.046135][  T668]  ? netlink_deliver_tap+0x13c/0x330
[   68.046321][  T668]  netlink_unicast+0x486/0x750
[   68.046498][  T668]  ? netlink_attachskb+0x810/0x810
[   68.046676][  T668]  ? __lock_acquire+0x508/0xc10
[   68.046852][  T668]  netlink_sendmsg+0x735/0xc60
[   68.047028][  T668]  ? netlink_unicast+0x750/0x750
[   68.047250][  T668]  ? __might_fault+0x97/0x140
[   68.047438][  T668]  ____sys_sendmsg+0x419/0x850
[   68.047616][  T668]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.047800][  T668]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.048007][  T668]  ? move_addr_to_kernel+0x40/0x40
[   68.048208][  T668]  ? stack_depot_save_flags+0x367/0x770
[   68.048386][  T668]  ? validate_chain+0x38b/0xc20
[   68.048562][  T668]  ___sys_sendmsg+0x14e/0x1d0
[   68.048737][  T668]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.048946][  T668]  ? copy_msghdr_from_user+0x460/0x460
[   68.049150][  T668]  __sys_sendmsg+0x145/0x1f0
[   68.049331][  T668]  ? __sys_sendmsg_sock+0x20/0x20
[   68.049504][  T668]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.049713][  T668]  ? do_raw_spin_unlock+0x59/0x250
[   68.049889][  T668]  ? rcu_is_watching+0x15/0xd0
[   68.050066][  T668]  do_syscall_64+0x117/0xfc0
[   68.050265][  T668]  ? trace_hardirqs_off+0xd/0x30
[   68.050443][  T668]  ? exc_page_fault+0xee/0x100
[   68.050620][  T668]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.050831][  T668] RIP: 0033:0x7f04c28bd08e
[   68.051013][  T668] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.051561][  T668] RSP: 002b:00007ffcd588bbb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.051806][  T668] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f04c28bd08e
[   68.052053][  T668] RDX: 0000000000000000 RSI: 00007ffcd588bc60 RDI: 0000000000000005
[   68.052316][  T668] RBP: 00007ffcd588bbc0 R08: 0000000000000000 R09: 0000000000000000
[   68.052566][  T668] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a8
[   68.052807][  T668] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd588c330
[   68.053059][  T668]  </TASK>
[   68.053225][  T668] irq event stamp: 24211
[   68.053369][  T668] hardirqs last  enabled at (24221): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.053641][  T668] hardirqs last disabled at (24230): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.053914][  T668] softirqs last  enabled at (23370): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   68.054206][  T668] softirqs last disabled at (23057): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   68.054473][  T668] ---[ end trace 0000000000000000 ]---
[   68.086816][  T669] ------------[ cut here ]------------
[   68.087005][  T669] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/669
[   68.087378][  T669] CPU: 0 UID: 0 PID: 669 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.087645][  T669] Tainted: [W]=WARN
[   68.087743][  T669] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.087904][  T669] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.088075][  T669] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.088547][  T669] RSP: 0018:ffa0000001ab7050 EFLAGS: 00010286
[   68.088712][  T669] RAX: 00000000ffffffa6 RBX: ff11000010dc23c0 RCX: 1ff4000000356dd0
[   68.088903][  T669] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc2478
[   68.089094][  T669] RBP: ff1100000543c000 R08: 1fe22000021b8490 R09: ff11000015b45180
[   68.089298][  T669] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   68.089493][  T669] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   68.089691][  T669] FS:  00007ff861fe2840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   68.089922][  T669] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.090087][  T669] CR2: 00007ff8622b21a0 CR3: 000000001394e004 CR4: 0000000000771ef0
[   68.090299][  T669] PKRU: 55555554
[   68.090396][  T669] Call Trace:
[   68.090494][  T669]  <TASK>
[   68.090562][  T669]  ? rcu_is_watching+0x15/0xd0
[   68.090695][  T669]  rtnetlink_event+0xe0/0x1f0
[   68.090826][  T669]  notifier_call_chain+0xb0/0x320
[   68.090958][  T669]  netif_set_mac_address+0x2dd/0x410
[   68.091088][  T669]  ? rcu_is_watching+0x15/0xd0
[   68.091232][  T669]  ? netif_set_group+0x70/0x70
[   68.091363][  T669]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   68.091526][  T669]  ? is_bpf_text_address+0x72/0x110
[   68.091659][  T669]  do_setlink.isra.0+0x706/0x2750
[   68.091790][  T669]  ? rtnl_link_get_size+0x350/0x350
[   68.091920][  T669]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   68.092081][  T669]  ? rcu_read_lock_any_held+0x3c/0x90
[   68.092223][  T669]  ? validate_chain+0x38b/0xc20
[   68.092354][  T669]  ? rcu_read_lock_any_held+0x66/0x90
[   68.092482][  T669]  ? stack_depot_save_flags+0x367/0x770
[   68.092612][  T669]  ? __lock_acquire+0x508/0xc10
[   68.092743][  T669]  ? lock_acquire.part.0+0xbc/0x260
[   68.092871][  T669]  ? rtnl_newlink+0x883/0xea0
[   68.093000][  T669]  ? rcu_is_watching+0x15/0xd0
[   68.093136][  T669]  ? lock_acquire+0x134/0x160
[   68.093302][  T669]  ? rcu_is_watching+0x15/0xd0
[   68.093431][  T669]  ? rcu_is_watching+0x15/0xd0
[   68.093558][  T669]  ? trace_contention_end+0xb3/0x1a0
[   68.093688][  T669]  ? __mutex_lock+0x1db/0x2010
[   68.093816][  T669]  ? __mutex_lock+0x9b2/0x2010
[   68.093944][  T669]  ? rtnl_newlink+0x883/0xea0
[   68.094076][  T669]  ? __rtnl_newlink+0x3fa/0xa50
[   68.094220][  T669]  rtnl_newlink+0x8d1/0xea0
[   68.094351][  T669]  ? lock_acquire.part.0+0xbc/0x260
[   68.094480][  T669]  ? __rtnl_newlink+0xa50/0xa50
[   68.094608][  T669]  ? mark_usage+0x61/0x170
[   68.094739][  T669]  ? lock_acquire.part.0+0xbc/0x260
[   68.094868][  T669]  ? find_held_lock+0x2b/0x80
[   68.094995][  T669]  ? __rtnl_newlink+0xa50/0xa50
[   68.095135][  T669]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.095271][  T669]  ? __rtnl_newlink+0xa50/0xa50
[   68.095399][  T669]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.095529][  T669]  ? validate_chain+0x38b/0xc20
[   68.095658][  T669]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.095786][  T669]  ? __lock_acquire+0x508/0xc10
[   68.095918][  T669]  ? lock_acquire.part.0+0xbc/0x260
[   68.096046][  T669]  ? find_held_lock+0x2b/0x80
[   68.096186][  T669]  netlink_rcv_skb+0x14e/0x3a0
[   68.096319][  T669]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.096448][  T669]  ? netlink_ack+0xcd0/0xcd0
[   68.096580][  T669]  ? netlink_deliver_tap+0xc5/0x330
[   68.096710][  T669]  ? netlink_deliver_tap+0x13c/0x330
[   68.096850][  T669]  netlink_unicast+0x486/0x750
[   68.096981][  T669]  ? netlink_attachskb+0x810/0x810
[   68.097115][  T669]  ? __lock_acquire+0x508/0xc10
[   68.097251][  T669]  netlink_sendmsg+0x735/0xc60
[   68.097381][  T669]  ? netlink_unicast+0x750/0x750
[   68.097511][  T669]  ? __might_fault+0x97/0x140
[   68.097641][  T669]  ____sys_sendmsg+0x419/0x850
[   68.097771][  T669]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.097910][  T669]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.098069][  T669]  ? move_addr_to_kernel+0x40/0x40
[   68.098216][  T669]  ? stack_depot_save_flags+0x367/0x770
[   68.098348][  T669]  ? validate_chain+0x38b/0xc20
[   68.098478][  T669]  ___sys_sendmsg+0x14e/0x1d0
[   68.098608][  T669]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.098779][  T669]  ? copy_msghdr_from_user+0x460/0x460
[   68.098921][  T669]  __sys_sendmsg+0x145/0x1f0
[   68.099050][  T669]  ? __sys_sendmsg_sock+0x20/0x20
[   68.099194][  T669]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.099362][  T669]  ? do_raw_spin_unlock+0x59/0x250
[   68.099492][  T669]  ? rcu_is_watching+0x15/0xd0
[   68.099621][  T669]  do_syscall_64+0x117/0xfc0
[   68.099751][  T669]  ? trace_hardirqs_off+0xd/0x30
[   68.099893][  T669]  ? exc_page_fault+0xee/0x100
[   68.100023][  T669]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.100196][  T669] RIP: 0033:0x7ff86221c08e
[   68.100336][  T669] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.100797][  T669] RSP: 002b:00007fff369f67b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.100993][  T669] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff86221c08e
[   68.101199][  T669] RDX: 0000000000000000 RSI: 00007fff369f6860 RDI: 0000000000000005
[   68.101391][  T669] RBP: 00007fff369f67c0 R08: 0000000000000000 R09: 0000000000000000
[   68.101584][  T669] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a8
[   68.101778][  T669] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff369f6f30
[   68.101978][  T669]  </TASK>
[   68.102076][  T669] irq event stamp: 21777
[   68.102185][  T669] hardirqs last  enabled at (21787): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.102411][  T669] hardirqs last disabled at (21794): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.102636][  T669] softirqs last  enabled at (20958): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   68.102889][  T669] softirqs last disabled at (20743): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   68.103116][  T669] ---[ end trace 0000000000000000 ]---
[   68.128924][  T670] ------------[ cut here ]------------
[   68.129093][  T670] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/670
[   68.129343][  T670] CPU: 3 UID: 0 PID: 670 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.129603][  T670] Tainted: [W]=WARN
[   68.129703][  T670] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.129866][  T670] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.130035][  T670] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.130503][  T670] RSP: 0018:ffa0000001ac7050 EFLAGS: 00010286
[   68.130671][  T670] RAX: 00000000ffffffa6 RBX: ff11000010dc38c0 RCX: 1ff4000000358dd0
[   68.130865][  T670] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc3978
[   68.131057][  T670] RBP: ff11000015b99000 R08: 1fe22000021b8730 R09: ff11000015b42e80
[   68.131340][  T670] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   68.131533][  T670] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   68.131726][  T670] FS:  00007f594d2fd840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   68.131954][  T670] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.132122][  T670] CR2: 00007f594d685900 CR3: 000000000542c003 CR4: 0000000000771ef0
[   68.132355][  T670] PKRU: 55555554
[   68.132452][  T670] Call Trace:
[   68.132548][  T670]  <TASK>
[   68.132617][  T670]  ? rcu_is_watching+0x15/0xd0
[   68.132780][  T670]  rtnetlink_event+0xe0/0x1f0
[   68.132928][  T670]  notifier_call_chain+0xb0/0x320
[   68.133064][  T670]  netif_set_mac_address+0x2dd/0x410
[   68.133206][  T670]  ? rcu_is_watching+0x15/0xd0
[   68.133336][  T670]  ? netif_set_group+0x70/0x70
[   68.133471][  T670]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   68.133642][  T670]  ? is_bpf_text_address+0x72/0x110
[   68.133780][  T670]  do_setlink.isra.0+0x706/0x2750
[   68.133923][  T670]  ? rtnl_link_get_size+0x350/0x350
[   68.134057][  T670]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   68.134231][  T670]  ? rcu_read_lock_any_held+0x3c/0x90
[   68.134362][  T670]  ? validate_chain+0x38b/0xc20
[   68.134512][  T670]  ? rcu_read_lock_any_held+0x66/0x90
[   68.134640][  T670]  ? stack_depot_save_flags+0x367/0x770
[   68.134771][  T670]  ? __lock_acquire+0x508/0xc10
[   68.134920][  T670]  ? lock_acquire.part.0+0xbc/0x260
[   68.135049][  T670]  ? rtnl_newlink+0x883/0xea0
[   68.135194][  T670]  ? rcu_is_watching+0x15/0xd0
[   68.135322][  T670]  ? lock_acquire+0x134/0x160
[   68.135451][  T670]  ? rcu_is_watching+0x15/0xd0
[   68.135578][  T670]  ? rcu_is_watching+0x15/0xd0
[   68.135707][  T670]  ? trace_contention_end+0xb3/0x1a0
[   68.135837][  T670]  ? __mutex_lock+0x1db/0x2010
[   68.135966][  T670]  ? __mutex_lock+0x9b2/0x2010
[   68.136092][  T670]  ? rtnl_newlink+0x883/0xea0
[   68.136236][  T670]  ? __rtnl_newlink+0x3fa/0xa50
[   68.136367][  T670]  rtnl_newlink+0x8d1/0xea0
[   68.136514][  T670]  ? lock_acquire.part.0+0xbc/0x260
[   68.136642][  T670]  ? __rtnl_newlink+0xa50/0xa50
[   68.136780][  T670]  ? mark_usage+0x61/0x170
[   68.136908][  T670]  ? lock_acquire.part.0+0xbc/0x260
[   68.137035][  T670]  ? find_held_lock+0x2b/0x80
[   68.137176][  T670]  ? __rtnl_newlink+0xa50/0xa50
[   68.137305][  T670]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.137446][  T670]  ? __rtnl_newlink+0xa50/0xa50
[   68.137577][  T670]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.137709][  T670]  ? validate_chain+0x38b/0xc20
[   68.137837][  T670]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.137966][  T670]  ? __lock_acquire+0x508/0xc10
[   68.138122][  T670]  ? lock_acquire.part.0+0xbc/0x260
[   68.138256][  T670]  ? find_held_lock+0x2b/0x80
[   68.138385][  T670]  netlink_rcv_skb+0x14e/0x3a0
[   68.138524][  T670]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.138655][  T670]  ? netlink_ack+0xcd0/0xcd0
[   68.138787][  T670]  ? netlink_deliver_tap+0xc5/0x330
[   68.138915][  T670]  ? netlink_deliver_tap+0x13c/0x330
[   68.139048][  T670]  netlink_unicast+0x486/0x750
[   68.139194][  T670]  ? netlink_attachskb+0x810/0x810
[   68.139327][  T670]  ? __lock_acquire+0x508/0xc10
[   68.139457][  T670]  netlink_sendmsg+0x735/0xc60
[   68.139589][  T670]  ? netlink_unicast+0x750/0x750
[   68.139720][  T670]  ? __might_fault+0x97/0x140
[   68.139863][  T670]  ____sys_sendmsg+0x419/0x850
[   68.139992][  T670]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.140125][  T670]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.140352][  T670]  ? move_addr_to_kernel+0x40/0x40
[   68.140481][  T670]  ? stack_depot_save_flags+0x367/0x770
[   68.140613][  T670]  ? validate_chain+0x38b/0xc20
[   68.140744][  T670]  ___sys_sendmsg+0x14e/0x1d0
[   68.140884][  T670]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.141043][  T670]  ? copy_msghdr_from_user+0x460/0x460
[   68.141194][  T670]  __sys_sendmsg+0x145/0x1f0
[   68.141326][  T670]  ? __sys_sendmsg_sock+0x20/0x20
[   68.141454][  T670]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.141620][  T670]  ? do_raw_spin_unlock+0x59/0x250
[   68.141749][  T670]  ? rcu_is_watching+0x15/0xd0
[   68.141878][  T670]  do_syscall_64+0x117/0xfc0
[   68.142031][  T670]  ? trace_hardirqs_off+0xd/0x30
[   68.142171][  T670]  ? exc_page_fault+0xee/0x100
[   68.142301][  T670]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.142464][  T670] RIP: 0033:0x7f594d53708e
[   68.142600][  T670] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.143062][  T670] RSP: 002b:00007ffe02ef6cf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.143269][  T670] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f594d53708e
[   68.143463][  T670] RDX: 0000000000000000 RSI: 00007ffe02ef6da0 RDI: 0000000000000005
[   68.143661][  T670] RBP: 00007ffe02ef6d00 R08: 0000000000000000 R09: 0000000000000000
[   68.143854][  T670] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a8
[   68.144048][  T670] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe02ef7470
[   68.144259][  T670]  </TASK>
[   68.144361][  T670] irq event stamp: 16125
[   68.144458][  T670] hardirqs last  enabled at (16133): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.144684][  T670] hardirqs last disabled at (16140): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.144907][  T670] softirqs last  enabled at (15782): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   68.145135][  T670] softirqs last disabled at (15777): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   68.145363][  T670] ---[ end trace 0000000000000000 ]---
[   68.176763][  T671] ------------[ cut here ]------------
[   68.176985][  T671] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/671
[   68.177286][  T671] CPU: 2 UID: 0 PID: 671 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.177608][  T671] Tainted: [W]=WARN
[   68.177761][  T671] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.177973][  T671] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.178722][  T671] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.179519][  T671] RSP: 0018:ffa0000001ad7050 EFLAGS: 00010286
[   68.179737][  T671] RAX: 00000000ffffffa6 RBX: ff11000015e38e40 RCX: 1ff400000035add0
[   68.179978][  T671] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e38ef8
[   68.180241][  T671] RBP: ff1100000f131000 R08: 1fe2200002bc71e0 R09: ff11000015958b80
[   68.180483][  T671] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   68.180727][  T671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   68.180970][  T671] FS:  00007f020009b840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   68.181263][  T671] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.181475][  T671] CR2: 00007f0200423900 CR3: 000000000fac7005 CR4: 0000000000771ef0
[   68.181716][  T671] PKRU: 55555554
[   68.181864][  T671] Call Trace:
[   68.182011][  T671]  <TASK>
[   68.182149][  T671]  ? rcu_is_watching+0x15/0xd0
[   68.182331][  T671]  rtnetlink_event+0xe0/0x1f0
[   68.182514][  T671]  notifier_call_chain+0xb0/0x320
[   68.182695][  T671]  netif_set_mac_address+0x2dd/0x410
[   68.182873][  T671]  ? rcu_is_watching+0x15/0xd0
[   68.183050][  T671]  ? netif_set_group+0x70/0x70
[   68.183253][  T671]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   68.183479][  T671]  ? is_bpf_text_address+0x72/0x110
[   68.183660][  T671]  do_setlink.isra.0+0x706/0x2750
[   68.183844][  T671]  ? rtnl_link_get_size+0x350/0x350
[   68.184037][  T671]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   68.184271][  T671]  ? rcu_read_lock_any_held+0x3c/0x90
[   68.184449][  T671]  ? validate_chain+0x38b/0xc20
[   68.184639][  T671]  ? rcu_read_lock_any_held+0x66/0x90
[   68.184815][  T671]  ? stack_depot_save_flags+0x367/0x770
[   68.185007][  T671]  ? __lock_acquire+0x508/0xc10
[   68.185212][  T671]  ? lock_acquire.part.0+0xbc/0x260
[   68.185392][  T671]  ? rtnl_newlink+0x883/0xea0
[   68.185571][  T671]  ? rcu_is_watching+0x15/0xd0
[   68.185750][  T671]  ? lock_acquire+0x134/0x160
[   68.185928][  T671]  ? rcu_is_watching+0x15/0xd0
[   68.186127][  T671]  ? rcu_is_watching+0x15/0xd0
[   68.186317][  T671]  ? trace_contention_end+0xb3/0x1a0
[   68.186497][  T671]  ? __mutex_lock+0x1db/0x2010
[   68.186682][  T671]  ? __mutex_lock+0x9b2/0x2010
[   68.186861][  T671]  ? rtnl_newlink+0x883/0xea0
[   68.187043][  T671]  ? __rtnl_newlink+0x3fa/0xa50
[   68.187249][  T671]  rtnl_newlink+0x8d1/0xea0
[   68.187440][  T671]  ? lock_acquire.part.0+0xbc/0x260
[   68.187627][  T671]  ? __rtnl_newlink+0xa50/0xa50
[   68.187804][  T671]  ? mark_usage+0x61/0x170
[   68.187982][  T671]  ? lock_acquire.part.0+0xbc/0x260
[   68.188182][  T671]  ? find_held_lock+0x2b/0x80
[   68.188361][  T671]  ? __rtnl_newlink+0xa50/0xa50
[   68.188540][  T671]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.188719][  T671]  ? __rtnl_newlink+0xa50/0xa50
[   68.188896][  T671]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.189074][  T671]  ? validate_chain+0x38b/0xc20
[   68.189287][  T671]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.189467][  T671]  ? __lock_acquire+0x508/0xc10
[   68.189651][  T671]  ? lock_acquire.part.0+0xbc/0x260
[   68.189827][  T671]  ? find_held_lock+0x2b/0x80
[   68.190005][  T671]  netlink_rcv_skb+0x14e/0x3a0
[   68.190217][  T671]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.190394][  T671]  ? netlink_ack+0xcd0/0xcd0
[   68.190583][  T671]  ? netlink_deliver_tap+0xc5/0x330
[   68.190759][  T671]  ? netlink_deliver_tap+0x13c/0x330
[   68.190942][  T671]  netlink_unicast+0x486/0x750
[   68.191133][  T671]  ? netlink_attachskb+0x810/0x810
[   68.191321][  T671]  ? __lock_acquire+0x508/0xc10
[   68.191500][  T671]  netlink_sendmsg+0x735/0xc60
[   68.191681][  T671]  ? netlink_unicast+0x750/0x750
[   68.191861][  T671]  ? __might_fault+0x97/0x140
[   68.192043][  T671]  ____sys_sendmsg+0x419/0x850
[   68.192246][  T671]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.192429][  T671]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.192637][  T671]  ? move_addr_to_kernel+0x40/0x40
[   68.192815][  T671]  ? stack_depot_save_flags+0x367/0x770
[   68.193020][  T671]  ? validate_chain+0x38b/0xc20
[   68.193223][  T671]  ___sys_sendmsg+0x14e/0x1d0
[   68.193402][  T671]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.193612][  T671]  ? copy_msghdr_from_user+0x460/0x460
[   68.193805][  T671]  __sys_sendmsg+0x145/0x1f0
[   68.193985][  T671]  ? __sys_sendmsg_sock+0x20/0x20
[   68.194185][  T671]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.194398][  T671]  ? do_raw_spin_unlock+0x59/0x250
[   68.194577][  T671]  ? rcu_is_watching+0x15/0xd0
[   68.194758][  T671]  do_syscall_64+0x117/0xfc0
[   68.194962][  T671]  ? trace_hardirqs_off+0xd/0x30
[   68.195167][  T671]  ? exc_page_fault+0xee/0x100
[   68.195349][  T671]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.195559][  T671] RIP: 0033:0x7f02002d508e
[   68.195744][  T671] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.196286][  T671] RSP: 002b:00007ffced1ead80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.196531][  T671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f02002d508e
[   68.196774][  T671] RDX: 0000000000000000 RSI: 00007ffced1eae30 RDI: 0000000000000005
[   68.197015][  T671] RBP: 00007ffced1ead90 R08: 0000000000000000 R09: 0000000000000000
[   68.197276][  T671] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a8
[   68.197521][  T671] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffced1eb500
[   68.197768][  T671]  </TASK>
[   68.197914][  T671] irq event stamp: 24597
[   68.198058][  T671] hardirqs last  enabled at (24607): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.198349][  T671] hardirqs last disabled at (24618): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.198634][  T671] softirqs last  enabled at (23626): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   68.198908][  T671] softirqs last disabled at (23619): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   68.199199][  T671] ---[ end trace 0000000000000000 ]---
[   68.234683][  T672] ------------[ cut here ]------------
[   68.234908][  T672] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/672
[   68.235204][  T672] CPU: 2 UID: 0 PID: 672 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.235507][  T672] Tainted: [W]=WARN
[   68.235648][  T672] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.235854][  T672] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.236070][  T672] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.236590][  T672] RSP: 0018:ffa0000001ae7050 EFLAGS: 00010286
[   68.236799][  T672] RAX: 00000000ffffffa6 RBX: ff11000015e3d8c0 RCX: 1ff400000035cdd0
[   68.237036][  T672] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3d978
[   68.237302][  T672] RBP: ff11000013911000 R08: 1fe2200002bc7b30 R09: ff11000011ec0b80
[   68.237537][  T672] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   68.237773][  T672] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   68.238011][  T672] FS:  00007f5fcc69e840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   68.238329][  T672] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.238536][  T672] CR2: 00007f5fcca26900 CR3: 0000000010d37001 CR4: 0000000000771ef0
[   68.238776][  T672] PKRU: 55555554
[   68.238920][  T672] Call Trace:
[   68.239063][  T672]  <TASK>
[   68.239196][  T672]  ? rcu_is_watching+0x15/0xd0
[   68.239376][  T672]  rtnetlink_event+0xe0/0x1f0
[   68.239556][  T672]  notifier_call_chain+0xb0/0x320
[   68.239735][  T672]  netif_set_mac_address+0x2dd/0x410
[   68.239914][  T672]  ? rcu_is_watching+0x15/0xd0
[   68.240092][  T672]  ? netif_set_group+0x70/0x70
[   68.240287][  T672]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   68.240495][  T672]  ? is_bpf_text_address+0x72/0x110
[   68.240675][  T672]  do_setlink.isra.0+0x706/0x2750
[   68.240859][  T672]  ? rtnl_link_get_size+0x350/0x350
[   68.241035][  T672]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   68.241263][  T672]  ? rcu_read_lock_any_held+0x3c/0x90
[   68.241439][  T672]  ? validate_chain+0x38b/0xc20
[   68.241618][  T672]  ? rcu_read_lock_any_held+0x66/0x90
[   68.241793][  T672]  ? stack_depot_save_flags+0x367/0x770
[   68.241984][  T672]  ? __lock_acquire+0x508/0xc10
[   68.242192][  T672]  ? lock_acquire.part.0+0xbc/0x260
[   68.242369][  T672]  ? rtnl_newlink+0x883/0xea0
[   68.242545][  T672]  ? rcu_is_watching+0x15/0xd0
[   68.242723][  T672]  ? lock_acquire+0x134/0x160
[   68.242897][  T672]  ? rcu_is_watching+0x15/0xd0
[   68.243072][  T672]  ? rcu_is_watching+0x15/0xd0
[   68.243274][  T672]  ? trace_contention_end+0xb3/0x1a0
[   68.243451][  T672]  ? __mutex_lock+0x1db/0x2010
[   68.243631][  T672]  ? __mutex_lock+0x9b2/0x2010
[   68.243810][  T672]  ? rtnl_newlink+0x883/0xea0
[   68.243989][  T672]  ? __rtnl_newlink+0x3fa/0xa50
[   68.244204][  T672]  rtnl_newlink+0x8d1/0xea0
[   68.244384][  T672]  ? lock_acquire.part.0+0xbc/0x260
[   68.244561][  T672]  ? __rtnl_newlink+0xa50/0xa50
[   68.244736][  T672]  ? mark_usage+0x61/0x170
[   68.244917][  T672]  ? lock_acquire.part.0+0xbc/0x260
[   68.245109][  T672]  ? find_held_lock+0x2b/0x80
[   68.245312][  T672]  ? __rtnl_newlink+0xa50/0xa50
[   68.245488][  T672]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.245665][  T672]  ? __rtnl_newlink+0xa50/0xa50
[   68.245841][  T672]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.246018][  T672]  ? validate_chain+0x38b/0xc20
[   68.246217][  T672]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.246398][  T672]  ? __lock_acquire+0x508/0xc10
[   68.246576][  T672]  ? lock_acquire.part.0+0xbc/0x260
[   68.246751][  T672]  ? find_held_lock+0x2b/0x80
[   68.246927][  T672]  netlink_rcv_skb+0x14e/0x3a0
[   68.247116][  T672]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.247301][  T672]  ? netlink_ack+0xcd0/0xcd0
[   68.247480][  T672]  ? netlink_deliver_tap+0xc5/0x330
[   68.247654][  T672]  ? netlink_deliver_tap+0x13c/0x330
[   68.247835][  T672]  netlink_unicast+0x486/0x750
[   68.248013][  T672]  ? netlink_attachskb+0x810/0x810
[   68.248225][  T672]  ? __lock_acquire+0x508/0xc10
[   68.248405][  T672]  netlink_sendmsg+0x735/0xc60
[   68.248582][  T672]  ? netlink_unicast+0x750/0x750
[   68.248757][  T672]  ? __might_fault+0x97/0x140
[   68.248934][  T672]  ____sys_sendmsg+0x419/0x850
[   68.249123][  T672]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.249344][  T672]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.249554][  T672]  ? move_addr_to_kernel+0x40/0x40
[   68.249731][  T672]  ? stack_depot_save_flags+0x367/0x770
[   68.249911][  T672]  ? validate_chain+0x38b/0xc20
[   68.250089][  T672]  ___sys_sendmsg+0x14e/0x1d0
[   68.250287][  T672]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.250501][  T672]  ? copy_msghdr_from_user+0x460/0x460
[   68.250687][  T672]  __sys_sendmsg+0x145/0x1f0
[   68.250864][  T672]  ? __sys_sendmsg_sock+0x20/0x20
[   68.251039][  T672]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.251272][  T672]  ? do_raw_spin_unlock+0x59/0x250
[   68.251448][  T672]  ? rcu_is_watching+0x15/0xd0
[   68.251626][  T672]  do_syscall_64+0x117/0xfc0
[   68.251805][  T672]  ? trace_hardirqs_off+0xd/0x30
[   68.251985][  T672]  ? exc_page_fault+0xee/0x100
[   68.252183][  T672]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.252389][  T672] RIP: 0033:0x7f5fcc8d808e
[   68.252570][  T672] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.253071][  T672] RSP: 002b:00007ffe7a6ccf60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.253334][  T672] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5fcc8d808e
[   68.253571][  T672] RDX: 0000000000000000 RSI: 00007ffe7a6cd010 RDI: 0000000000000005
[   68.253807][  T672] RBP: 00007ffe7a6ccf70 R08: 0000000000000000 R09: 0000000000000000
[   68.254049][  T672] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a8
[   68.254310][  T672] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7a6cd6e0
[   68.254553][  T672]  </TASK>
[   68.254695][  T672] irq event stamp: 25725
[   68.254838][  T672] hardirqs last  enabled at (25735): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.255121][  T672] hardirqs last disabled at (25746): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.255402][  T672] softirqs last  enabled at (25052): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   68.255674][  T672] softirqs last disabled at (25039): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   68.255948][  T672] ---[ end trace 0000000000000000 ]---
[   68.284356][  T673] vethA: entered promiscuous mode
[   68.284590][  T673] ------------[ cut here ]------------
[   68.284732][  T673] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/673
[   68.284986][  T673] CPU: 3 UID: 0 PID: 673 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.285280][  T673] Tainted: [W]=WARN
[   68.285386][  T673] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.285562][  T673] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.285744][  T673] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.286260][  T673] RSP: 0018:ffa0000001af6fb0 EFLAGS: 00010286
[   68.286440][  T673] RAX: 00000000ffffffa6 RBX: ff11000011c92e40 RCX: 1ff400000035edbc
[   68.286651][  T673] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c92ef8
[   68.286862][  T673] RBP: ff1100000ff94000 R08: 1fe22000023925e0 R09: ff11000011ec5180
[   68.287072][  T673] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   68.287290][  T673] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff94000
[   68.287502][  T673] FS:  00007f4039788840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   68.287751][  T673] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.287949][  T673] CR2: 000000002a0799e8 CR3: 000000001608e005 CR4: 0000000000771ef0
[   68.288170][  T673] PKRU: 55555554
[   68.288276][  T673] Call Trace:
[   68.288381][  T673]  <TASK>
[   68.288453][  T673]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   68.288593][  T673]  ? netlink_sendmsg+0x735/0xc60
[   68.288737][  T673]  rtmsg_ifinfo+0x5c/0xb0
[   68.288844][  T673]  __dev_notify_flags+0x1b8/0x280
[   68.288986][  T673]  ? netdev_info+0xe2/0x116
[   68.289135][  T673]  ? netdev_notice+0x120/0x120
[   68.289280][  T673]  ? netif_change_name+0x8c0/0x8c0
[   68.289424][  T673]  __dev_set_promiscuity+0x194/0x230
[   68.289566][  T673]  netif_set_promiscuity+0x4c/0xc0
[   68.289708][  T673]  dev_set_promiscuity+0x9d/0x150
[   68.289850][  T673]  hsr_add_port+0x48c/0xb60
[   68.289992][  T673]  ? hsr_port_exists+0x60/0x60
[   68.290138][  T673]  ? timer_init_key+0x10d/0x280
[   68.290288][  T673]  hsr_dev_finalize+0x6e8/0xc00
[   68.290429][  T673]  ? alloc_netdev_mqs+0xed0/0x1490
[   68.290570][  T673]  hsr_newlink+0x3b0/0x980
[   68.290710][  T673]  ? hsr_dellink+0x90/0x90
[   68.290854][  T673]  ? rtnl_create_link+0x169/0xf20
[   68.290995][  T673]  ? nla_strscpy+0xe3/0x180
[   68.291149][  T673]  rtnl_newlink_create+0x2da/0x780
[   68.291292][  T673]  ? rtnl_create_link+0xf20/0xf20
[   68.291431][  T673]  ? __dev_get_by_name+0x12/0x50
[   68.291572][  T673]  ? rtnl_dev_get+0xd7/0x170
[   68.291717][  T673]  __rtnl_newlink+0x22b/0xa50
[   68.291861][  T673]  rtnl_newlink+0x8d1/0xea0
[   68.292003][  T673]  ? lock_acquire.part.0+0xbc/0x260
[   68.292153][  T673]  ? __rtnl_newlink+0xa50/0xa50
[   68.292293][  T673]  ? mark_usage+0x61/0x170
[   68.292436][  T673]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.292576][  T673]  ? __rtnl_newlink+0xa50/0xa50
[   68.292716][  T673]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.292855][  T673]  ? validate_chain+0x38b/0xc20
[   68.292995][  T673]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.293146][  T673]  ? __lock_acquire+0x508/0xc10
[   68.293289][  T673]  ? lock_acquire.part.0+0xbc/0x260
[   68.293429][  T673]  ? find_held_lock+0x2b/0x80
[   68.293571][  T673]  netlink_rcv_skb+0x14e/0x3a0
[   68.293710][  T673]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.293849][  T673]  ? netlink_ack+0xcd0/0xcd0
[   68.294005][  T673]  ? netlink_deliver_tap+0xc5/0x330
[   68.294154][  T673]  ? netlink_deliver_tap+0x13c/0x330
[   68.294296][  T673]  netlink_unicast+0x486/0x750
[   68.294438][  T673]  ? netlink_attachskb+0x810/0x810
[   68.294580][  T673]  ? __lock_acquire+0x508/0xc10
[   68.294720][  T673]  netlink_sendmsg+0x735/0xc60
[   68.294862][  T673]  ? netlink_unicast+0x750/0x750
[   68.295002][  T673]  ? __might_fault+0x97/0x140
[   68.295154][  T673]  ____sys_sendmsg+0x419/0x850
[   68.295299][  T673]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.295438][  T673]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.295612][  T673]  ? move_addr_to_kernel+0x40/0x40
[   68.295754][  T673]  ? stack_depot_save_flags+0x367/0x770
[   68.295895][  T673]  ? validate_chain+0x38b/0xc20
[   68.296037][  T673]  ___sys_sendmsg+0x14e/0x1d0
[   68.296185][  T673]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.296367][  T673]  ? copy_msghdr_from_user+0x460/0x460
[   68.296519][  T673]  __sys_sendmsg+0x145/0x1f0
[   68.296663][  T673]  ? __sys_sendmsg_sock+0x20/0x20
[   68.296804][  T673]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.296981][  T673]  ? do_raw_spin_unlock+0x59/0x250
[   68.297129][  T673]  ? rcu_is_watching+0x15/0xd0
[   68.297277][  T673]  do_syscall_64+0x117/0xfc0
[   68.297424][  T673]  ? trace_hardirqs_off+0xd/0x30
[   68.297565][  T673]  ? exc_page_fault+0xee/0x100
[   68.297704][  T673]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.297878][  T673] RIP: 0033:0x7f40399c208e
[   68.298026][  T673] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.298534][  T673] RSP: 002b:00007ffdfdb3a130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.298749][  T673] RAX: ffffffffffffffda RBX: 00007ffdfdb3a8e0 RCX: 00007f40399c208e
[   68.298958][  T673] RDX: 0000000000000000 RSI: 00007ffdfdb3a1e0 RDI: 0000000000000005
[   68.299179][  T673] RBP: 00007ffdfdb3a140 R08: 0000000000000000 R09: 0000000000000000
[   68.299391][  T673] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   68.299601][  T673] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfdb3a8b0
[   68.299817][  T673]  </TASK>
[   68.299923][  T673] irq event stamp: 18965
[   68.300029][  T673] hardirqs last  enabled at (18973): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.300300][  T673] hardirqs last disabled at (18982): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.300547][  T673] softirqs last  enabled at (18164): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.300805][  T673] softirqs last disabled at (18162): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.301050][  T673] ---[ end trace 0000000000000000 ]---
[   68.301457][  T673] ------------[ cut here ]------------
[   68.301591][  T673] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/673
[   68.301830][  T673] CPU: 3 UID: 0 PID: 673 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.302109][  T673] Tainted: [W]=WARN
[   68.302217][  T673] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.302390][  T673] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.302580][  T673] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.303065][  T673] RSP: 0018:ffa0000001af6f90 EFLAGS: 00010286
[   68.303251][  T673] RAX: 00000000ffffffa6 RBX: ff11000011c923c0 RCX: 1ff400000035edb8
[   68.303459][  T673] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c92478
[   68.303663][  T673] RBP: ff1100000ff94000 R08: 1fe2200002392490 R09: ff11000011ec5180
[   68.303868][  T673] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   68.304072][  T673] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   68.304291][  T673] FS:  00007f4039788840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   68.304530][  T673] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.304701][  T673] CR2: 000000002a0799e8 CR3: 000000001608e005 CR4: 0000000000771ef0
[   68.304905][  T673] PKRU: 55555554
[   68.305006][  T673] Call Trace:
[   68.305114][  T673]  <TASK>
[   68.305191][  T673]  ? rcu_is_watching+0x15/0xd0
[   68.305344][  T673]  rtnetlink_event+0xe0/0x1f0
[   68.305482][  T673]  notifier_call_chain+0xb0/0x320
[   68.305624][  T673]  __netdev_upper_dev_link+0x3a5/0x590
[   68.305763][  T673]  ? netdev_wait_allrefs_any+0x570/0x570
[   68.305903][  T673]  ? do_raw_spin_lock+0x131/0x280
[   68.306041][  T673]  ? find_held_lock+0x2b/0x80
[   68.306194][  T673]  netdev_master_upper_dev_link+0x86/0xb0
[   68.306334][  T673]  ? netdev_upper_dev_link+0xb0/0xb0
[   68.306472][  T673]  ? lockdep_rtnl_is_held+0x1a/0x20
[   68.306609][  T673]  ? hsr_port_get_hsr+0x9c/0x150
[   68.306750][  T673]  hsr_add_port+0x4eb/0xb60
[   68.306889][  T673]  ? hsr_port_exists+0x60/0x60
[   68.307027][  T673]  ? timer_init_key+0x10d/0x280
[   68.307179][  T673]  hsr_dev_finalize+0x6e8/0xc00
[   68.307318][  T673]  ? alloc_netdev_mqs+0xed0/0x1490
[   68.307454][  T673]  hsr_newlink+0x3b0/0x980
[   68.307592][  T673]  ? hsr_dellink+0x90/0x90
[   68.307734][  T673]  ? rtnl_create_link+0x169/0xf20
[   68.307872][  T673]  ? nla_strscpy+0xe3/0x180
[   68.308012][  T673]  rtnl_newlink_create+0x2da/0x780
[   68.308161][  T673]  ? rtnl_create_link+0xf20/0xf20
[   68.308300][  T673]  ? __dev_get_by_name+0x12/0x50
[   68.308439][  T673]  ? rtnl_dev_get+0xd7/0x170
[   68.308581][  T673]  __rtnl_newlink+0x22b/0xa50
[   68.308724][  T673]  rtnl_newlink+0x8d1/0xea0
[   68.308864][  T673]  ? lock_acquire.part.0+0xbc/0x260
[   68.309002][  T673]  ? __rtnl_newlink+0xa50/0xa50
[   68.309150][  T673]  ? mark_usage+0x61/0x170
[   68.309292][  T673]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.309432][  T673]  ? __rtnl_newlink+0xa50/0xa50
[   68.309571][  T673]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.309709][  T673]  ? validate_chain+0x38b/0xc20
[   68.309846][  T673]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.309983][  T673]  ? __lock_acquire+0x508/0xc10
[   68.310127][  T673]  ? lock_acquire.part.0+0xbc/0x260
[   68.310269][  T673]  ? find_held_lock+0x2b/0x80
[   68.310407][  T673]  netlink_rcv_skb+0x14e/0x3a0
[   68.310545][  T673]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.310682][  T673]  ? netlink_ack+0xcd0/0xcd0
[   68.310821][  T673]  ? netlink_deliver_tap+0xc5/0x330
[   68.310959][  T673]  ? netlink_deliver_tap+0x13c/0x330
[   68.311102][  T673]  netlink_unicast+0x486/0x750
[   68.311246][  T673]  ? netlink_attachskb+0x810/0x810
[   68.311385][  T673]  ? __lock_acquire+0x508/0xc10
[   68.311525][  T673]  netlink_sendmsg+0x735/0xc60
[   68.311664][  T673]  ? netlink_unicast+0x750/0x750
[   68.311803][  T673]  ? __might_fault+0x97/0x140
[   68.311942][  T673]  ____sys_sendmsg+0x419/0x850
[   68.312079][  T673]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.312234][  T673]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.312403][  T673]  ? move_addr_to_kernel+0x40/0x40
[   68.312545][  T673]  ? stack_depot_save_flags+0x367/0x770
[   68.312697][  T673]  ? validate_chain+0x38b/0xc20
[   68.312836][  T673]  ___sys_sendmsg+0x14e/0x1d0
[   68.312972][  T673]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.313151][  T673]  ? copy_msghdr_from_user+0x460/0x460
[   68.313299][  T673]  __sys_sendmsg+0x145/0x1f0
[   68.313436][  T673]  ? __sys_sendmsg_sock+0x20/0x20
[   68.313573][  T673]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.313748][  T673]  ? do_raw_spin_unlock+0x59/0x250
[   68.313887][  T673]  ? rcu_is_watching+0x15/0xd0
[   68.314024][  T673]  do_syscall_64+0x117/0xfc0
[   68.314175][  T673]  ? trace_hardirqs_off+0xd/0x30
[   68.314313][  T673]  ? exc_page_fault+0xee/0x100
[   68.314450][  T673]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.314719][  T673] RIP: 0033:0x7f40399c208e
[   68.314866][  T673] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.315472][  T673] RSP: 002b:00007ffdfdb3a130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.315677][  T673] RAX: ffffffffffffffda RBX: 00007ffdfdb3a8e0 RCX: 00007f40399c208e
[   68.315887][  T673] RDX: 0000000000000000 RSI: 00007ffdfdb3a1e0 RDI: 0000000000000005
[   68.316195][  T673] RBP: 00007ffdfdb3a140 R08: 0000000000000000 R09: 0000000000000000
[   68.316400][  T673] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   68.316696][  T673] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfdb3a8b0
[   68.316906][  T673]  </TASK>
[   68.317009][  T673] irq event stamp: 19929
[   68.317115][  T673] hardirqs last  enabled at (19939): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.317487][  T673] hardirqs last disabled at (19946): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.317720][  T673] softirqs last  enabled at (19118): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.318053][  T673] softirqs last disabled at (19116): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.318301][  T673] ---[ end trace 0000000000000000 ]---
[   68.318538][  T673] ------------[ cut here ]------------
[   68.318765][  T673] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/673
[   68.319000][  T673] CPU: 3 UID: 0 PID: 673 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.319385][  T673] Tainted: [W]=WARN
[   68.319489][  T673] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.319662][  T673] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.319844][  T673] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.320449][  T673] RSP: 0018:ffa0000001af6f10 EFLAGS: 00010286
[   68.320720][  T673] RAX: 00000000ffffffa6 RBX: ff11000015a88040 RCX: 1ff400000035eda8
[   68.320926][  T673] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a880f8
[   68.321136][  T673] RBP: ff11000015afc000 R08: 1fe2200002b51020 R09: ff11000011ec5180
[   68.321447][  T673] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   68.321653][  T673] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   68.321956][  T673] FS:  00007f4039788840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   68.322207][  T673] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.322384][  T673] CR2: 000000002a0799e8 CR3: 000000001608e005 CR4: 0000000000771ef0
[   68.322687][  T673] PKRU: 55555554
[   68.322792][  T673] Call Trace:
[   68.322896][  T673]  <TASK>
[   68.322968][  T673]  ? rcu_is_watching+0x15/0xd0
[   68.323112][  T673]  rtnetlink_event+0xe0/0x1f0
[   68.323349][  T673]  notifier_call_chain+0xb0/0x320
[   68.323490][  T673]  netif_set_mtu_ext+0x354/0x5f0
[   68.323631][  T673]  ? dev_validate_mtu+0x180/0x180
[   68.323772][  T673]  ? __netdev_update_features+0x4b0/0xdf0
[   68.324008][  T673]  netif_set_mtu+0x85/0xe0
[   68.324155][  T673]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   68.324300][  T673]  dev_set_mtu+0x9d/0x150
[   68.324406][  T673]  ? dev_disable_lro+0x95/0x140
[   68.324639][  T673]  hsr_add_port+0x6e3/0xb60
[   68.324781][  T673]  ? hsr_port_exists+0x60/0x60
[   68.324922][  T673]  ? timer_init_key+0x10d/0x280
[   68.325064][  T673]  hsr_dev_finalize+0x6e8/0xc00
[   68.325217][  T673]  ? alloc_netdev_mqs+0xed0/0x1490
[   68.325355][  T673]  hsr_newlink+0x3b0/0x980
[   68.325495][  T673]  ? hsr_dellink+0x90/0x90
[   68.325633][  T673]  ? rtnl_create_link+0x169/0xf20
[   68.325868][  T673]  ? nla_strscpy+0xe3/0x180
[   68.326008][  T673]  rtnl_newlink_create+0x2da/0x780
[   68.326164][  T673]  ? rtnl_create_link+0xf20/0xf20
[   68.326304][  T673]  ? __dev_get_by_name+0x12/0x50
[   68.326540][  T673]  ? rtnl_dev_get+0xd7/0x170
[   68.326684][  T673]  __rtnl_newlink+0x22b/0xa50
[   68.326829][  T673]  rtnl_newlink+0x8d1/0xea0
[   68.326970][  T673]  ? lock_acquire.part.0+0xbc/0x260
[   68.327217][  T673]  ? __rtnl_newlink+0xa50/0xa50
[   68.327356][  T673]  ? mark_usage+0x61/0x170
[   68.327499][  T673]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.327640][  T673]  ? __rtnl_newlink+0xa50/0xa50
[   68.327874][  T673]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.328013][  T673]  ? validate_chain+0x38b/0xc20
[   68.328161][  T673]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.328301][  T673]  ? __lock_acquire+0x508/0xc10
[   68.328539][  T673]  ? lock_acquire.part.0+0xbc/0x260
[   68.328681][  T673]  ? find_held_lock+0x2b/0x80
[   68.328821][  T673]  netlink_rcv_skb+0x14e/0x3a0
[   68.328964][  T673]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.329208][  T673]  ? netlink_ack+0xcd0/0xcd0
[   68.329350][  T673]  ? netlink_deliver_tap+0xc5/0x330
[   68.329487][  T673]  ? netlink_deliver_tap+0x13c/0x330
[   68.329627][  T673]  netlink_unicast+0x486/0x750
[   68.329863][  T673]  ? netlink_attachskb+0x810/0x810
[   68.330005][  T673]  ? __lock_acquire+0x508/0xc10
[   68.330152][  T673]  netlink_sendmsg+0x735/0xc60
[   68.330292][  T673]  ? netlink_unicast+0x750/0x750
[   68.330529][  T673]  ? __might_fault+0x97/0x140
[   68.330668][  T673]  ____sys_sendmsg+0x419/0x850
[   68.330807][  T673]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.330945][  T673]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.331222][  T673]  ? move_addr_to_kernel+0x40/0x40
[   68.331362][  T673]  ? stack_depot_save_flags+0x367/0x770
[   68.331501][  T673]  ? validate_chain+0x38b/0xc20
[   68.331641][  T673]  ___sys_sendmsg+0x14e/0x1d0
[   68.331873][  T673]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.332043][  T673]  ? copy_msghdr_from_user+0x460/0x460
[   68.332201][  T673]  __sys_sendmsg+0x145/0x1f0
[   68.332345][  T673]  ? __sys_sendmsg_sock+0x20/0x20
[   68.332576][  T673]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.332750][  T673]  ? do_raw_spin_unlock+0x59/0x250
[   68.332891][  T673]  ? rcu_is_watching+0x15/0xd0
[   68.333130][  T673]  do_syscall_64+0x117/0xfc0
[   68.333276][  T673]  ? trace_hardirqs_off+0xd/0x30
[   68.333415][  T673]  ? exc_page_fault+0xee/0x100
[   68.333556][  T673]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.333829][  T673] RIP: 0033:0x7f40399c208e
[   68.333975][  T673] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.334611][  T673] RSP: 002b:00007ffdfdb3a130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.334826][  T673] RAX: ffffffffffffffda RBX: 00007ffdfdb3a8e0 RCX: 00007f40399c208e
[   68.335036][  T673] RDX: 0000000000000000 RSI: 00007ffdfdb3a1e0 RDI: 0000000000000005
[   68.335350][  T673] RBP: 00007ffdfdb3a140 R08: 0000000000000000 R09: 0000000000000000
[   68.335558][  T673] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   68.335863][  T673] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfdb3a8b0
[   68.336076][  T673]  </TASK>
[   68.336188][  T673] irq event stamp: 20821
[   68.336292][  T673] hardirqs last  enabled at (20829): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.336632][  T673] hardirqs last disabled at (20836): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.336873][  T673] softirqs last  enabled at (20014): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.337224][  T673] softirqs last disabled at (20012): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.337466][  T673] ---[ end trace 0000000000000000 ]---
[   68.337671][  T673] vethB: entered promiscuous mode
[   68.337997][  T673] ------------[ cut here ]------------
[   68.338147][  T673] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/673
[   68.338396][  T673] CPU: 3 UID: 0 PID: 673 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.338782][  T673] Tainted: [W]=WARN
[   68.338891][  T673] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.339066][  T673] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.339293][  T673] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.339906][  T673] RSP: 0018:ffa0000001af6fb0 EFLAGS: 00010286
[   68.340085][  T673] RAX: 00000000ffffffa6 RBX: ff11000015a89380 RCX: 1ff400000035edbc
[   68.340347][  T673] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89438
[   68.340670][  T673] RBP: ff11000015ad1000 R08: 1fe2200002b51288 R09: ff11000011ec5180
[   68.340882][  T673] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   68.341101][  T673] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ad1000
[   68.341422][  T673] FS:  00007f4039788840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   68.341674][  T673] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.341952][  T673] CR2: 000000002a0799e8 CR3: 000000001608e005 CR4: 0000000000771ef0
[   68.342177][  T673] PKRU: 55555554
[   68.342284][  T673] Call Trace:
[   68.342390][  T673]  <TASK>
[   68.342463][  T673]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   68.342704][  T673]  ? netlink_sendmsg+0x735/0xc60
[   68.342851][  T673]  rtmsg_ifinfo+0x5c/0xb0
[   68.342959][  T673]  __dev_notify_flags+0x1b8/0x280
[   68.343107][  T673]  ? netdev_info+0xe2/0x116
[   68.343353][  T673]  ? netdev_notice+0x120/0x120
[   68.343495][  T673]  ? netif_change_name+0x8c0/0x8c0
[   68.343641][  T673]  __dev_set_promiscuity+0x194/0x230
[   68.343785][  T673]  netif_set_promiscuity+0x4c/0xc0
[   68.344025][  T673]  dev_set_promiscuity+0x9d/0x150
[   68.344178][  T673]  hsr_add_port+0x48c/0xb60
[   68.344322][  T673]  ? hsr_port_exists+0x60/0x60
[   68.344463][  T673]  ? timer_init_key+0x10d/0x280
[   68.344707][  T673]  hsr_dev_finalize+0x727/0xc00
[   68.344851][  T673]  ? alloc_netdev_mqs+0xed0/0x1490
[   68.344992][  T673]  hsr_newlink+0x3b0/0x980
[   68.345139][  T673]  ? hsr_dellink+0x90/0x90
[   68.345386][  T673]  ? rtnl_create_link+0x169/0xf20
[   68.345531][  T673]  ? nla_strscpy+0xe3/0x180
[   68.345677][  T673]  rtnl_newlink_create+0x2da/0x780
[   68.345820][  T673]  ? rtnl_create_link+0xf20/0xf20
[   68.346057][  T673]  ? __dev_get_by_name+0x12/0x50
[   68.346211][  T673]  ? rtnl_dev_get+0xd7/0x170
[   68.346358][  T673]  __rtnl_newlink+0x22b/0xa50
[   68.346502][  T673]  rtnl_newlink+0x8d1/0xea0
[   68.346748][  T673]  ? lock_acquire.part.0+0xbc/0x260
[   68.346891][  T673]  ? __rtnl_newlink+0xa50/0xa50
[   68.347033][  T673]  ? mark_usage+0x61/0x170
[   68.347188][  T673]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.347430][  T673]  ? __rtnl_newlink+0xa50/0xa50
[   68.347574][  T673]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.347720][  T673]  ? validate_chain+0x38b/0xc20
[   68.347864][  T673]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.348112][  T673]  ? __lock_acquire+0x508/0xc10
[   68.348262][  T673]  ? lock_acquire.part.0+0xbc/0x260
[   68.348406][  T673]  ? find_held_lock+0x2b/0x80
[   68.348552][  T673]  netlink_rcv_skb+0x14e/0x3a0
[   68.348794][  T673]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.348937][  T673]  ? netlink_ack+0xcd0/0xcd0
[   68.349082][  T673]  ? netlink_deliver_tap+0xc5/0x330
[   68.349242][  T673]  ? netlink_deliver_tap+0x13c/0x330
[   68.349484][  T673]  netlink_unicast+0x486/0x750
[   68.349629][  T673]  ? netlink_attachskb+0x810/0x810
[   68.349772][  T673]  ? __lock_acquire+0x508/0xc10
[   68.349917][  T673]  netlink_sendmsg+0x735/0xc60
[   68.350172][  T673]  ? netlink_unicast+0x750/0x750
[   68.350316][  T673]  ? __might_fault+0x97/0x140
[   68.350460][  T673]  ____sys_sendmsg+0x419/0x850
[   68.350609][  T673]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.350850][  T673]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.351028][  T673]  ? move_addr_to_kernel+0x40/0x40
[   68.351183][  T673]  ? stack_depot_save_flags+0x367/0x770
[   68.351328][  T673]  ? validate_chain+0x38b/0xc20
[   68.351569][  T673]  ___sys_sendmsg+0x14e/0x1d0
[   68.351711][  T673]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.351892][  T673]  ? copy_msghdr_from_user+0x460/0x460
[   68.352044][  T673]  __sys_sendmsg+0x145/0x1f0
[   68.352297][  T673]  ? __sys_sendmsg_sock+0x20/0x20
[   68.352439][  T673]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.352619][  T673]  ? do_raw_spin_unlock+0x59/0x250
[   68.352860][  T673]  ? rcu_is_watching+0x15/0xd0
[   68.353004][  T673]  do_syscall_64+0x117/0xfc0
[   68.353163][  T673]  ? trace_hardirqs_off+0xd/0x30
[   68.353309][  T673]  ? exc_page_fault+0xee/0x100
[   68.353548][  T673]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.353727][  T673] RIP: 0033:0x7f40399c208e
[   68.353878][  T673] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.354401][  T673] RSP: 002b:00007ffdfdb3a130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.354617][  T673] RAX: ffffffffffffffda RBX: 00007ffdfdb3a8e0 RCX: 00007f40399c208e
[   68.354934][  T673] RDX: 0000000000000000 RSI: 00007ffdfdb3a1e0 RDI: 0000000000000005
[   68.355160][  T673] RBP: 00007ffdfdb3a140 R08: 0000000000000000 R09: 0000000000000000
[   68.355380][  T673] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   68.355695][  T673] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfdb3a8b0
[   68.355915][  T673]  </TASK>
[   68.356023][  T673] irq event stamp: 21745
[   68.356239][  T673] hardirqs last  enabled at (21755): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.356492][  T673] hardirqs last disabled at (21762): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.356741][  T673] softirqs last  enabled at (20934): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.357086][  T673] softirqs last disabled at (20932): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.357346][  T673] ---[ end trace 0000000000000000 ]---
[   68.357871][  T673] ------------[ cut here ]------------
[   68.358008][  T673] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/673
[   68.358259][  T673] CPU: 3 UID: 0 PID: 673 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.358633][  T673] Tainted: [W]=WARN
[   68.358738][  T673] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.358915][  T673] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.359203][  T673] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.359786][  T673] RSP: 0018:ffa0000001af6f90 EFLAGS: 00010286
[   68.359963][  T673] RAX: 00000000ffffffa6 RBX: ff11000015a89a80 RCX: 1ff400000035edb8
[   68.360179][  T673] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89b38
[   68.360479][  T673] RBP: ff11000015ad1000 R08: 1fe2200002b51368 R09: ff11000011ec5180
[   68.360683][  T673] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   68.360891][  T673] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   68.361207][  T673] FS:  00007f4039788840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   68.361450][  T673] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.361721][  T673] CR2: 000000002a0799e8 CR3: 000000001608e005 CR4: 0000000000771ef0
[   68.361929][  T673] PKRU: 55555554
[   68.362032][  T673] Call Trace:
[   68.362150][  T673]  <TASK>
[   68.362223][  T673]  ? rcu_is_watching+0x15/0xd0
[   68.362458][  T673]  rtnetlink_event+0xe0/0x1f0
[   68.362597][  T673]  notifier_call_chain+0xb0/0x320
[   68.362740][  T673]  __netdev_upper_dev_link+0x3a5/0x590
[   68.362883][  T673]  ? netdev_wait_allrefs_any+0x570/0x570
[   68.363124][  T673]  ? do_raw_spin_lock+0x131/0x280
[   68.363268][  T673]  ? find_held_lock+0x2b/0x80
[   68.363412][  T673]  netdev_master_upper_dev_link+0x86/0xb0
[   68.363553][  T673]  ? netdev_upper_dev_link+0xb0/0xb0
[   68.363787][  T673]  ? lockdep_rtnl_is_held+0x1a/0x20
[   68.363925][  T673]  ? hsr_port_get_hsr+0x9c/0x150
[   68.364065][  T673]  hsr_add_port+0x4eb/0xb60
[   68.364213][  T673]  ? hsr_port_exists+0x60/0x60
[   68.364449][  T673]  ? timer_init_key+0x10d/0x280
[   68.364594][  T673]  hsr_dev_finalize+0x727/0xc00
[   68.364734][  T673]  ? alloc_netdev_mqs+0xed0/0x1490
[   68.364874][  T673]  hsr_newlink+0x3b0/0x980
[   68.365112][  T673]  ? hsr_dellink+0x90/0x90
[   68.365255][  T673]  ? rtnl_create_link+0x169/0xf20
[   68.365393][  T673]  ? nla_strscpy+0xe3/0x180
[   68.365534][  T673]  rtnl_newlink_create+0x2da/0x780
[   68.365768][  T673]  ? rtnl_create_link+0xf20/0xf20
[   68.365912][  T673]  ? __dev_get_by_name+0x12/0x50
[   68.366052][  T673]  ? rtnl_dev_get+0xd7/0x170
[   68.366207][  T673]  __rtnl_newlink+0x22b/0xa50
[   68.366445][  T673]  rtnl_newlink+0x8d1/0xea0
[   68.366586][  T673]  ? lock_acquire.part.0+0xbc/0x260
[   68.366725][  T673]  ? __rtnl_newlink+0xa50/0xa50
[   68.366863][  T673]  ? mark_usage+0x61/0x170
[   68.367105][  T673]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.367252][  T673]  ? __rtnl_newlink+0xa50/0xa50
[   68.367391][  T673]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.367531][  T673]  ? validate_chain+0x38b/0xc20
[   68.367764][  T673]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.367901][  T673]  ? __lock_acquire+0x508/0xc10
[   68.368040][  T673]  ? lock_acquire.part.0+0xbc/0x260
[   68.368187][  T673]  ? find_held_lock+0x2b/0x80
[   68.368418][  T673]  netlink_rcv_skb+0x14e/0x3a0
[   68.368562][  T673]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.368701][  T673]  ? netlink_ack+0xcd0/0xcd0
[   68.368843][  T673]  ? netlink_deliver_tap+0xc5/0x330
[   68.369077][  T673]  ? netlink_deliver_tap+0x13c/0x330
[   68.369227][  T673]  netlink_unicast+0x486/0x750
[   68.369366][  T673]  ? netlink_attachskb+0x810/0x810
[   68.369507][  T673]  ? __lock_acquire+0x508/0xc10
[   68.369746][  T673]  netlink_sendmsg+0x735/0xc60
[   68.369886][  T673]  ? netlink_unicast+0x750/0x750
[   68.370023][  T673]  ? __might_fault+0x97/0x140
[   68.370173][  T673]  ____sys_sendmsg+0x419/0x850
[   68.370411][  T673]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.370551][  T673]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.370724][  T673]  ? move_addr_to_kernel+0x40/0x40
[   68.370866][  T673]  ? stack_depot_save_flags+0x367/0x770
[   68.371106][  T673]  ? validate_chain+0x38b/0xc20
[   68.371250][  T673]  ___sys_sendmsg+0x14e/0x1d0
[   68.371388][  T673]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.371654][  T673]  ? copy_msghdr_from_user+0x460/0x460
[   68.371803][  T673]  __sys_sendmsg+0x145/0x1f0
[   68.371941][  T673]  ? __sys_sendmsg_sock+0x20/0x20
[   68.372077][  T673]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.372355][  T673]  ? do_raw_spin_unlock+0x59/0x250
[   68.372494][  T673]  ? rcu_is_watching+0x15/0xd0
[   68.372635][  T673]  do_syscall_64+0x117/0xfc0
[   68.372776][  T673]  ? trace_hardirqs_off+0xd/0x30
[   68.373012][  T673]  ? exc_page_fault+0xee/0x100
[   68.373162][  T673]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.373336][  T673] RIP: 0033:0x7f40399c208e
[   68.373485][  T673] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.374077][  T673] RSP: 002b:00007ffdfdb3a130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.374391][  T673] RAX: ffffffffffffffda RBX: 00007ffdfdb3a8e0 RCX: 00007f40399c208e
[   68.374600][  T673] RDX: 0000000000000000 RSI: 00007ffdfdb3a1e0 RDI: 0000000000000005
[   68.374809][  T673] RBP: 00007ffdfdb3a140 R08: 0000000000000000 R09: 0000000000000000
[   68.375118][  T673] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   68.375330][  T673] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfdb3a8b0
[   68.375641][  T673]  </TASK>
[   68.375749][  T673] irq event stamp: 22713
[   68.375853][  T673] hardirqs last  enabled at (22721): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.376102][  T673] hardirqs last disabled at (22730): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.376443][  T673] softirqs last  enabled at (21898): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.376688][  T673] softirqs last disabled at (21896): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.377029][  T673] ---[ end trace 0000000000000000 ]---
[   68.377426][  T673] ------------[ cut here ]------------
[   68.377564][  T673] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/673
[   68.377888][  T673] CPU: 3 UID: 0 PID: 673 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.378177][  T673] Tainted: [W]=WARN
[   68.378283][  T673] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.378546][  T673] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.378721][  T673] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.379304][  T673] RSP: 0018:ffa0000001af71a0 EFLAGS: 00010286
[   68.379472][  T673] RAX: 00000000ffffffa6 RBX: ff11000015a89540 RCX: 1ff400000035edfa
[   68.379765][  T673] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a895f8
[   68.379965][  T673] RBP: ff11000015afc000 R08: 1fe2200002b512c0 R09: ff11000011ec5180
[   68.380179][  T673] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   68.380475][  T673] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   68.380680][  T673] FS:  00007f4039788840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   68.381010][  T673] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.381194][  T673] CR2: 000000002a0799e8 CR3: 000000001608e005 CR4: 0000000000771ef0
[   68.381398][  T673] PKRU: 55555554
[   68.381500][  T673] Call Trace:
[   68.381689][  T673]  <TASK>
[   68.381759][  T673]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   68.381895][  T673]  rtmsg_ifinfo+0x5c/0xb0
[   68.381998][  T673]  __dev_notify_flags+0x1b8/0x280
[   68.382140][  T673]  ? netif_change_name+0x8c0/0x8c0
[   68.382374][  T673]  ? hsr_dev_finalize+0x925/0xc00
[   68.382511][  T673]  ? alloc_netdev_mqs+0xed0/0x1490
[   68.382645][  T673]  ? hsr_newlink+0x3b0/0x980
[   68.382782][  T673]  ? hsr_dellink+0x90/0x90
[   68.383008][  T673]  rtnl_configure_link+0x1ac/0x390
[   68.383152][  T673]  ? nla_strscpy+0xe3/0x180
[   68.383291][  T673]  rtnl_newlink_create+0x353/0x780
[   68.383431][  T673]  ? rtnl_create_link+0xf20/0xf20
[   68.383657][  T673]  ? __dev_get_by_name+0x12/0x50
[   68.383795][  T673]  ? rtnl_dev_get+0xd7/0x170
[   68.383934][  T673]  __rtnl_newlink+0x22b/0xa50
[   68.384072][  T673]  rtnl_newlink+0x8d1/0xea0
[   68.384218][  T673]  ? lock_acquire.part.0+0xbc/0x260
[   68.384355][  T673]  ? __rtnl_newlink+0xa50/0xa50
[   68.384488][  T673]  ? mark_usage+0x61/0x170
[   68.384629][  T673]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.384855][  T673]  ? __rtnl_newlink+0xa50/0xa50
[   68.384990][  T673]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.385130][  T673]  ? validate_chain+0x38b/0xc20
[   68.385271][  T673]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.385494][  T673]  ? __lock_acquire+0x508/0xc10
[   68.385630][  T673]  ? lock_acquire.part.0+0xbc/0x260
[   68.385764][  T673]  ? find_held_lock+0x2b/0x80
[   68.385901][  T673]  netlink_rcv_skb+0x14e/0x3a0
[   68.386129][  T673]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.386268][  T673]  ? netlink_ack+0xcd0/0xcd0
[   68.386403][  T673]  ? netlink_deliver_tap+0xc5/0x330
[   68.386537][  T673]  ? netlink_deliver_tap+0x13c/0x330
[   68.386763][  T673]  netlink_unicast+0x486/0x750
[   68.386897][  T673]  ? netlink_attachskb+0x810/0x810
[   68.387035][  T673]  ? __lock_acquire+0x508/0xc10
[   68.387182][  T673]  netlink_sendmsg+0x735/0xc60
[   68.387405][  T673]  ? netlink_unicast+0x750/0x750
[   68.387539][  T673]  ? __might_fault+0x97/0x140
[   68.387676][  T673]  ____sys_sendmsg+0x419/0x850
[   68.387809][  T673]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.388031][  T673]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.388204][  T673]  ? move_addr_to_kernel+0x40/0x40
[   68.388339][  T673]  ? stack_depot_save_flags+0x367/0x770
[   68.388472][  T673]  ? validate_chain+0x38b/0xc20
[   68.388694][  T673]  ___sys_sendmsg+0x14e/0x1d0
[   68.388826][  T673]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.388994][  T673]  ? copy_msghdr_from_user+0x460/0x460
[   68.389149][  T673]  __sys_sendmsg+0x145/0x1f0
[   68.389284][  T673]  ? __sys_sendmsg_sock+0x20/0x20
[   68.389418][  T673]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.389587][  T673]  ? do_raw_spin_unlock+0x59/0x250
[   68.389811][  T673]  ? rcu_is_watching+0x15/0xd0
[   68.389952][  T673]  do_syscall_64+0x117/0xfc0
[   68.390087][  T673]  ? trace_hardirqs_off+0xd/0x30
[   68.390232][  T673]  ? exc_page_fault+0xee/0x100
[   68.390459][  T673]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.390628][  T673] RIP: 0033:0x7f40399c208e
[   68.390770][  T673] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.391364][  T673] RSP: 002b:00007ffdfdb3a130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.391567][  T673] RAX: ffffffffffffffda RBX: 00007ffdfdb3a8e0 RCX: 00007f40399c208e
[   68.391865][  T673] RDX: 0000000000000000 RSI: 00007ffdfdb3a1e0 RDI: 0000000000000005
[   68.392068][  T673] RBP: 00007ffdfdb3a140 R08: 0000000000000000 R09: 0000000000000000
[   68.392405][  T673] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   68.392607][  T673] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfdb3a8b0
[   68.392816][  T673]  </TASK>
[   68.392918][  T673] irq event stamp: 23565
[   68.393113][  T673] hardirqs last  enabled at (23575): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.393351][  T673] hardirqs last disabled at (23582): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.393674][  T673] softirqs last  enabled at (22834): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.393911][  T673] softirqs last disabled at (22832): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.394151][  T673] ---[ end trace 0000000000000000 ]---
[   68.440158][  T674] vethA: entered promiscuous mode
[   68.440397][  T674] ------------[ cut here ]------------
[   68.440542][  T674] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/674
[   68.440793][  T674] CPU: 0 UID: 0 PID: 674 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.441084][  T674] Tainted: [W]=WARN
[   68.441809][  T674] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.441995][  T674] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.442194][  T674] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.442702][  T674] RSP: 0018:ffa0000001b06fb0 EFLAGS: 00010286
[   68.442884][  T674] RAX: 00000000ffffffa6 RBX: ff11000013109540 RCX: 1ff4000000360dbc
[   68.443095][  T674] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131095f8
[   68.443321][  T674] RBP: ff1100000543c000 R08: 1fe22000026212c0 R09: ff110000117a5180
[   68.443532][  T674] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   68.443744][  T674] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000543c000
[   68.443956][  T674] FS:  00007fc267934840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   68.444215][  T674] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.444396][  T674] CR2: 000000002828f9e8 CR3: 0000000011f81004 CR4: 0000000000771ef0
[   68.444607][  T674] PKRU: 55555554
[   68.444714][  T674] Call Trace:
[   68.444819][  T674]  <TASK>
[   68.444893][  T674]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   68.445036][  T674]  ? netlink_sendmsg+0x735/0xc60
[   68.445192][  T674]  rtmsg_ifinfo+0x5c/0xb0
[   68.445300][  T674]  __dev_notify_flags+0x1b8/0x280
[   68.445444][  T674]  ? netdev_info+0xe2/0x116
[   68.445587][  T674]  ? netdev_notice+0x120/0x120
[   68.445728][  T674]  ? netif_change_name+0x8c0/0x8c0
[   68.445873][  T674]  __dev_set_promiscuity+0x194/0x230
[   68.446016][  T674]  netif_set_promiscuity+0x4c/0xc0
[   68.446170][  T674]  dev_set_promiscuity+0x9d/0x150
[   68.446313][  T674]  hsr_add_port+0x48c/0xb60
[   68.446458][  T674]  ? hsr_port_exists+0x60/0x60
[   68.446600][  T674]  ? timer_init_key+0x10d/0x280
[   68.446744][  T674]  hsr_dev_finalize+0x6e8/0xc00
[   68.446887][  T674]  ? alloc_netdev_mqs+0xed0/0x1490
[   68.447027][  T674]  hsr_newlink+0x3b0/0x980
[   68.447181][  T674]  ? hsr_dellink+0x90/0x90
[   68.447322][  T674]  ? rtnl_create_link+0x169/0xf20
[   68.447463][  T674]  ? nla_strscpy+0xe3/0x180
[   68.447609][  T674]  rtnl_newlink_create+0x2da/0x780
[   68.447751][  T674]  ? rtnl_create_link+0xf20/0xf20
[   68.447891][  T674]  ? __dev_get_by_name+0x12/0x50
[   68.448031][  T674]  ? rtnl_dev_get+0xd7/0x170
[   68.448198][  T674]  __rtnl_newlink+0x22b/0xa50
[   68.448344][  T674]  rtnl_newlink+0x8d1/0xea0
[   68.448488][  T674]  ? lock_acquire.part.0+0xbc/0x260
[   68.448630][  T674]  ? __rtnl_newlink+0xa50/0xa50
[   68.448773][  T674]  ? mark_usage+0x61/0x170
[   68.448919][  T674]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.449062][  T674]  ? __rtnl_newlink+0xa50/0xa50
[   68.449220][  T674]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.449363][  T674]  ? validate_chain+0x38b/0xc20
[   68.449507][  T674]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.449648][  T674]  ? __lock_acquire+0x508/0xc10
[   68.449794][  T674]  ? lock_acquire.part.0+0xbc/0x260
[   68.449938][  T674]  ? find_held_lock+0x2b/0x80
[   68.450079][  T674]  netlink_rcv_skb+0x14e/0x3a0
[   68.450230][  T674]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.450372][  T674]  ? netlink_ack+0xcd0/0xcd0
[   68.450522][  T674]  ? netlink_deliver_tap+0xc5/0x330
[   68.450663][  T674]  ? netlink_deliver_tap+0x13c/0x330
[   68.450807][  T674]  netlink_unicast+0x486/0x750
[   68.450952][  T674]  ? netlink_attachskb+0x810/0x810
[   68.451095][  T674]  ? __lock_acquire+0x508/0xc10
[   68.451248][  T674]  netlink_sendmsg+0x735/0xc60
[   68.451392][  T674]  ? netlink_unicast+0x750/0x750
[   68.451533][  T674]  ? __might_fault+0x97/0x140
[   68.451676][  T674]  ____sys_sendmsg+0x419/0x850
[   68.451819][  T674]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.451959][  T674]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.452147][  T674]  ? move_addr_to_kernel+0x40/0x40
[   68.452292][  T674]  ? stack_depot_save_flags+0x367/0x770
[   68.452433][  T674]  ? validate_chain+0x38b/0xc20
[   68.452575][  T674]  ___sys_sendmsg+0x14e/0x1d0
[   68.452714][  T674]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.452891][  T674]  ? copy_msghdr_from_user+0x460/0x460
[   68.453042][  T674]  __sys_sendmsg+0x145/0x1f0
[   68.453195][  T674]  ? __sys_sendmsg_sock+0x20/0x20
[   68.453337][  T674]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.453514][  T674]  ? do_raw_spin_unlock+0x59/0x250
[   68.453656][  T674]  ? rcu_is_watching+0x15/0xd0
[   68.453801][  T674]  do_syscall_64+0x117/0xfc0
[   68.453944][  T674]  ? trace_hardirqs_off+0xd/0x30
[   68.454087][  T674]  ? exc_page_fault+0xee/0x100
[   68.454242][  T674]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.454417][  T674] RIP: 0033:0x7fc267b6e08e
[   68.454565][  T674] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.455068][  T674] RSP: 002b:00007ffc1262c2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.455297][  T674] RAX: ffffffffffffffda RBX: 00007ffc1262ca90 RCX: 00007fc267b6e08e
[   68.455509][  T674] RDX: 0000000000000000 RSI: 00007ffc1262c390 RDI: 0000000000000005
[   68.455721][  T674] RBP: 00007ffc1262c2f0 R08: 0000000000000000 R09: 0000000000000000
[   68.455931][  T674] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   68.456156][  T674] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1262ca60
[   68.456374][  T674]  </TASK>
[   68.456479][  T674] irq event stamp: 17283
[   68.456585][  T674] hardirqs last  enabled at (17291): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.456830][  T674] hardirqs last disabled at (17298): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.457079][  T674] softirqs last  enabled at (16526): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   68.457339][  T674] softirqs last disabled at (15627): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   68.457584][  T674] ---[ end trace 0000000000000000 ]---
[   68.458014][  T674] ------------[ cut here ]------------
[   68.458165][  T674] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/674
[   68.458404][  T674] CPU: 0 UID: 0 PID: 674 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.458680][  T674] Tainted: [W]=WARN
[   68.458784][  T674] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.458956][  T674] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.459152][  T674] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.459646][  T674] RSP: 0018:ffa0000001b06f90 EFLAGS: 00010286
[   68.459819][  T674] RAX: 00000000ffffffa6 RBX: ff11000013109700 RCX: 1ff4000000360db8
[   68.460029][  T674] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131097b8
[   68.460248][  T674] RBP: ff1100000543c000 R08: 1fe22000026212f8 R09: ff110000117a5180
[   68.460453][  T674] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   68.460658][  T674] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   68.460867][  T674] FS:  00007fc267934840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   68.461111][  T674] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.461291][  T674] CR2: 000000002828f9e8 CR3: 0000000011f81004 CR4: 0000000000771ef0
[   68.461496][  T674] PKRU: 55555554
[   68.461599][  T674] Call Trace:
[   68.461701][  T674]  <TASK>
[   68.461772][  T674]  ? rcu_is_watching+0x15/0xd0
[   68.461914][  T674]  rtnetlink_event+0xe0/0x1f0
[   68.462050][  T674]  notifier_call_chain+0xb0/0x320
[   68.462203][  T674]  __netdev_upper_dev_link+0x3a5/0x590
[   68.462342][  T674]  ? netdev_wait_allrefs_any+0x570/0x570
[   68.462480][  T674]  ? do_raw_spin_lock+0x131/0x280
[   68.462618][  T674]  ? find_held_lock+0x2b/0x80
[   68.462757][  T674]  netdev_master_upper_dev_link+0x86/0xb0
[   68.462897][  T674]  ? netdev_upper_dev_link+0xb0/0xb0
[   68.463034][  T674]  ? lockdep_rtnl_is_held+0x1a/0x20
[   68.463183][  T674]  ? hsr_port_get_hsr+0x9c/0x150
[   68.463324][  T674]  hsr_add_port+0x4eb/0xb60
[   68.463463][  T674]  ? hsr_port_exists+0x60/0x60
[   68.463602][  T674]  ? timer_init_key+0x10d/0x280
[   68.463742][  T674]  hsr_dev_finalize+0x6e8/0xc00
[   68.463881][  T674]  ? alloc_netdev_mqs+0xed0/0x1490
[   68.464019][  T674]  hsr_newlink+0x3b0/0x980
[   68.464171][  T674]  ? hsr_dellink+0x90/0x90
[   68.464309][  T674]  ? rtnl_create_link+0x169/0xf20
[   68.464447][  T674]  ? nla_strscpy+0xe3/0x180
[   68.464586][  T674]  rtnl_newlink_create+0x2da/0x780
[   68.464727][  T674]  ? rtnl_create_link+0xf20/0xf20
[   68.464863][  T674]  ? __dev_get_by_name+0x12/0x50
[   68.465001][  T674]  ? rtnl_dev_get+0xd7/0x170
[   68.465154][  T674]  __rtnl_newlink+0x22b/0xa50
[   68.465298][  T674]  rtnl_newlink+0x8d1/0xea0
[   68.465438][  T674]  ? lock_acquire.part.0+0xbc/0x260
[   68.465577][  T674]  ? __rtnl_newlink+0xa50/0xa50
[   68.465714][  T674]  ? mark_usage+0x61/0x170
[   68.465854][  T674]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.465993][  T674]  ? __rtnl_newlink+0xa50/0xa50
[   68.466138][  T674]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.466282][  T674]  ? validate_chain+0x38b/0xc20
[   68.466420][  T674]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.466557][  T674]  ? __lock_acquire+0x508/0xc10
[   68.466694][  T674]  ? lock_acquire.part.0+0xbc/0x260
[   68.466832][  T674]  ? find_held_lock+0x2b/0x80
[   68.466969][  T674]  netlink_rcv_skb+0x14e/0x3a0
[   68.467112][  T674]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.467256][  T674]  ? netlink_ack+0xcd0/0xcd0
[   68.467396][  T674]  ? netlink_deliver_tap+0xc5/0x330
[   68.467533][  T674]  ? netlink_deliver_tap+0x13c/0x330
[   68.467673][  T674]  netlink_unicast+0x486/0x750
[   68.467815][  T674]  ? netlink_attachskb+0x810/0x810
[   68.467956][  T674]  ? __lock_acquire+0x508/0xc10
[   68.468094][  T674]  netlink_sendmsg+0x735/0xc60
[   68.468246][  T674]  ? netlink_unicast+0x750/0x750
[   68.468385][  T674]  ? __might_fault+0x97/0x140
[   68.468525][  T674]  ____sys_sendmsg+0x419/0x850
[   68.468662][  T674]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.468800][  T674]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.468973][  T674]  ? move_addr_to_kernel+0x40/0x40
[   68.469123][  T674]  ? stack_depot_save_flags+0x367/0x770
[   68.469270][  T674]  ? validate_chain+0x38b/0xc20
[   68.469409][  T674]  ___sys_sendmsg+0x14e/0x1d0
[   68.469548][  T674]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.469719][  T674]  ? copy_msghdr_from_user+0x460/0x460
[   68.469867][  T674]  __sys_sendmsg+0x145/0x1f0
[   68.470004][  T674]  ? __sys_sendmsg_sock+0x20/0x20
[   68.470153][  T674]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.470327][  T674]  ? do_raw_spin_unlock+0x59/0x250
[   68.470468][  T674]  ? rcu_is_watching+0x15/0xd0
[   68.470606][  T674]  do_syscall_64+0x117/0xfc0
[   68.470744][  T674]  ? trace_hardirqs_off+0xd/0x30
[   68.470886][  T674]  ? exc_page_fault+0xee/0x100
[   68.471023][  T674]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.471205][  T674] RIP: 0033:0x7fc267b6e08e
[   68.471349][  T674] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.471841][  T674] RSP: 002b:00007ffc1262c2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.472049][  T674] RAX: ffffffffffffffda RBX: 00007ffc1262ca90 RCX: 00007fc267b6e08e
[   68.472268][  T674] RDX: 0000000000000000 RSI: 00007ffc1262c390 RDI: 0000000000000005
[   68.472478][  T674] RBP: 00007ffc1262c2f0 R08: 0000000000000000 R09: 0000000000000000
[   68.472681][  T674] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   68.472887][  T674] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1262ca60
[   68.473095][  T674]  </TASK>
[   68.473211][  T674] irq event stamp: 18243
[   68.473320][  T674] hardirqs last  enabled at (18251): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.473556][  T674] hardirqs last disabled at (18258): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.473792][  T674] softirqs last  enabled at (17432): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.474029][  T674] softirqs last disabled at (17430): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.474280][  T674] ---[ end trace 0000000000000000 ]---
[   68.474522][  T674] ------------[ cut here ]------------
[   68.474657][  T674] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/674
[   68.474894][  T674] CPU: 0 UID: 0 PID: 674 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.475187][  T674] Tainted: [W]=WARN
[   68.475294][  T674] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.475469][  T674] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.475650][  T674] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.476153][  T674] RSP: 0018:ffa0000001b06f10 EFLAGS: 00010286
[   68.476327][  T674] RAX: 00000000ffffffa6 RBX: ff11000013109a80 RCX: 1ff4000000360da8
[   68.476536][  T674] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013109b38
[   68.476745][  T674] RBP: ff11000013f21000 R08: 1fe2200002621368 R09: ff110000117a5180
[   68.476952][  T674] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   68.477174][  T674] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   68.477385][  T674] FS:  00007fc267934840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   68.477628][  T674] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.477803][  T674] CR2: 000000002828f9e8 CR3: 0000000011f81004 CR4: 0000000000771ef0
[   68.478014][  T674] PKRU: 55555554
[   68.478126][  T674] Call Trace:
[   68.478237][  T674]  <TASK>
[   68.478308][  T674]  ? rcu_is_watching+0x15/0xd0
[   68.478449][  T674]  rtnetlink_event+0xe0/0x1f0
[   68.478589][  T674]  notifier_call_chain+0xb0/0x320
[   68.478731][  T674]  netif_set_mtu_ext+0x354/0x5f0
[   68.478872][  T674]  ? dev_validate_mtu+0x180/0x180
[   68.479012][  T674]  ? __netdev_update_features+0x4b0/0xdf0
[   68.479171][  T674]  netif_set_mtu+0x85/0xe0
[   68.479311][  T674]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   68.479455][  T674]  dev_set_mtu+0x9d/0x150
[   68.479561][  T674]  ? dev_disable_lro+0x95/0x140
[   68.479701][  T674]  hsr_add_port+0x6e3/0xb60
[   68.479843][  T674]  ? hsr_port_exists+0x60/0x60
[   68.479984][  T674]  ? timer_init_key+0x10d/0x280
[   68.480135][  T674]  hsr_dev_finalize+0x6e8/0xc00
[   68.480280][  T674]  ? alloc_netdev_mqs+0xed0/0x1490
[   68.480419][  T674]  hsr_newlink+0x3b0/0x980
[   68.480557][  T674]  ? hsr_dellink+0x90/0x90
[   68.480699][  T674]  ? rtnl_create_link+0x169/0xf20
[   68.480840][  T674]  ? nla_strscpy+0xe3/0x180
[   68.480982][  T674]  rtnl_newlink_create+0x2da/0x780
[   68.481129][  T674]  ? rtnl_create_link+0xf20/0xf20
[   68.481274][  T674]  ? __dev_get_by_name+0x12/0x50
[   68.481412][  T674]  ? rtnl_dev_get+0xd7/0x170
[   68.481557][  T674]  __rtnl_newlink+0x22b/0xa50
[   68.481700][  T674]  rtnl_newlink+0x8d1/0xea0
[   68.481842][  T674]  ? lock_acquire.part.0+0xbc/0x260
[   68.481983][  T674]  ? __rtnl_newlink+0xa50/0xa50
[   68.482128][  T674]  ? mark_usage+0x61/0x170
[   68.482276][  T674]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.482420][  T674]  ? __rtnl_newlink+0xa50/0xa50
[   68.482560][  T674]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.482701][  T674]  ? validate_chain+0x38b/0xc20
[   68.482840][  T674]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.482978][  T674]  ? __lock_acquire+0x508/0xc10
[   68.483124][  T674]  ? lock_acquire.part.0+0xbc/0x260
[   68.483269][  T674]  ? find_held_lock+0x2b/0x80
[   68.483409][  T674]  netlink_rcv_skb+0x14e/0x3a0
[   68.483550][  T674]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.483693][  T674]  ? netlink_ack+0xcd0/0xcd0
[   68.483838][  T674]  ? netlink_deliver_tap+0xc5/0x330
[   68.483977][  T674]  ? netlink_deliver_tap+0x13c/0x330
[   68.484123][  T674]  netlink_unicast+0x486/0x750
[   68.484270][  T674]  ? netlink_attachskb+0x810/0x810
[   68.484408][  T674]  ? __lock_acquire+0x508/0xc10
[   68.484552][  T674]  netlink_sendmsg+0x735/0xc60
[   68.484692][  T674]  ? netlink_unicast+0x750/0x750
[   68.484831][  T674]  ? __might_fault+0x97/0x140
[   68.484972][  T674]  ____sys_sendmsg+0x419/0x850
[   68.485115][  T674]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.485260][  T674]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.485431][  T674]  ? move_addr_to_kernel+0x40/0x40
[   68.485573][  T674]  ? stack_depot_save_flags+0x367/0x770
[   68.485712][  T674]  ? validate_chain+0x38b/0xc20
[   68.485852][  T674]  ___sys_sendmsg+0x14e/0x1d0
[   68.485989][  T674]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.486172][  T674]  ? copy_msghdr_from_user+0x460/0x460
[   68.486320][  T674]  __sys_sendmsg+0x145/0x1f0
[   68.486459][  T674]  ? __sys_sendmsg_sock+0x20/0x20
[   68.486598][  T674]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.486778][  T674]  ? do_raw_spin_unlock+0x59/0x250
[   68.486919][  T674]  ? rcu_is_watching+0x15/0xd0
[   68.487059][  T674]  do_syscall_64+0x117/0xfc0
[   68.487211][  T674]  ? trace_hardirqs_off+0xd/0x30
[   68.487352][  T674]  ? exc_page_fault+0xee/0x100
[   68.487491][  T674]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.487665][  T674] RIP: 0033:0x7fc267b6e08e
[   68.487813][  T674] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.488317][  T674] RSP: 002b:00007ffc1262c2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.488527][  T674] RAX: ffffffffffffffda RBX: 00007ffc1262ca90 RCX: 00007fc267b6e08e
[   68.488738][  T674] RDX: 0000000000000000 RSI: 00007ffc1262c390 RDI: 0000000000000005
[   68.488945][  T674] RBP: 00007ffc1262c2f0 R08: 0000000000000000 R09: 0000000000000000
[   68.489162][  T674] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   68.489371][  T674] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1262ca60
[   68.489586][  T674]  </TASK>
[   68.489690][  T674] irq event stamp: 19129
[   68.489795][  T674] hardirqs last  enabled at (19137): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.490038][  T674] hardirqs last disabled at (19144): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.490287][  T674] softirqs last  enabled at (18326): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.490530][  T674] softirqs last disabled at (18324): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.490770][  T674] ---[ end trace 0000000000000000 ]---
[   68.490966][  T674] vethB: entered promiscuous mode
[   68.491172][  T674] ------------[ cut here ]------------
[   68.491311][  T674] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/674
[   68.491559][  T674] CPU: 0 UID: 0 PID: 674 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.491841][  T674] Tainted: [W]=WARN
[   68.491948][  T674] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.492131][  T674] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.492318][  T674] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.492827][  T674] RSP: 0018:ffa0000001b06fb0 EFLAGS: 00010286
[   68.493004][  T674] RAX: 00000000ffffffa6 RBX: ff110000131098c0 RCX: 1ff4000000360dbc
[   68.493223][  T674] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013109978
[   68.493438][  T674] RBP: ff11000015b99000 R08: 1fe2200002621330 R09: ff110000117a5180
[   68.493648][  T674] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   68.493860][  T674] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015b99000
[   68.494074][  T674] FS:  00007fc267934840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   68.494330][  T674] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.494510][  T674] CR2: 000000002828f9e8 CR3: 0000000011f81004 CR4: 0000000000771ef0
[   68.494723][  T674] PKRU: 55555554
[   68.494831][  T674] Call Trace:
[   68.494936][  T674]  <TASK>
[   68.495009][  T674]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   68.495162][  T674]  ? netlink_sendmsg+0x735/0xc60
[   68.495305][  T674]  rtmsg_ifinfo+0x5c/0xb0
[   68.495420][  T674]  __dev_notify_flags+0x1b8/0x280
[   68.495563][  T674]  ? netdev_info+0xe2/0x116
[   68.495705][  T674]  ? netdev_notice+0x120/0x120
[   68.495847][  T674]  ? netif_change_name+0x8c0/0x8c0
[   68.495996][  T674]  __dev_set_promiscuity+0x194/0x230
[   68.496152][  T674]  netif_set_promiscuity+0x4c/0xc0
[   68.496296][  T674]  dev_set_promiscuity+0x9d/0x150
[   68.496442][  T674]  hsr_add_port+0x48c/0xb60
[   68.496586][  T674]  ? hsr_port_exists+0x60/0x60
[   68.496730][  T674]  ? timer_init_key+0x10d/0x280
[   68.496874][  T674]  hsr_dev_finalize+0x727/0xc00
[   68.497016][  T674]  ? alloc_netdev_mqs+0xed0/0x1490
[   68.497171][  T674]  hsr_newlink+0x3b0/0x980
[   68.497312][  T674]  ? hsr_dellink+0x90/0x90
[   68.497453][  T674]  ? rtnl_create_link+0x169/0xf20
[   68.497598][  T674]  ? nla_strscpy+0xe3/0x180
[   68.497740][  T674]  rtnl_newlink_create+0x2da/0x780
[   68.497886][  T674]  ? rtnl_create_link+0xf20/0xf20
[   68.498028][  T674]  ? __dev_get_by_name+0x12/0x50
[   68.498184][  T674]  ? rtnl_dev_get+0xd7/0x170
[   68.498332][  T674]  __rtnl_newlink+0x22b/0xa50
[   68.498478][  T674]  rtnl_newlink+0x8d1/0xea0
[   68.498623][  T674]  ? lock_acquire.part.0+0xbc/0x260
[   68.498767][  T674]  ? __rtnl_newlink+0xa50/0xa50
[   68.498911][  T674]  ? mark_usage+0x61/0x170
[   68.499058][  T674]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.499212][  T674]  ? __rtnl_newlink+0xa50/0xa50
[   68.499356][  T674]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.499497][  T674]  ? validate_chain+0x38b/0xc20
[   68.499640][  T674]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.499781][  T674]  ? __lock_acquire+0x508/0xc10
[   68.499927][  T674]  ? lock_acquire.part.0+0xbc/0x260
[   68.500070][  T674]  ? find_held_lock+0x2b/0x80
[   68.500223][  T674]  netlink_rcv_skb+0x14e/0x3a0
[   68.500370][  T674]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.500514][  T674]  ? netlink_ack+0xcd0/0xcd0
[   68.500659][  T674]  ? netlink_deliver_tap+0xc5/0x330
[   68.500803][  T674]  ? netlink_deliver_tap+0x13c/0x330
[   68.500949][  T674]  netlink_unicast+0x486/0x750
[   68.501092][  T674]  ? netlink_attachskb+0x810/0x810
[   68.501244][  T674]  ? __lock_acquire+0x508/0xc10
[   68.501387][  T674]  netlink_sendmsg+0x735/0xc60
[   68.501530][  T674]  ? netlink_unicast+0x750/0x750
[   68.501673][  T674]  ? __might_fault+0x97/0x140
[   68.501816][  T674]  ____sys_sendmsg+0x419/0x850
[   68.501958][  T674]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.502107][  T674]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.502288][  T674]  ? move_addr_to_kernel+0x40/0x40
[   68.502429][  T674]  ? stack_depot_save_flags+0x367/0x770
[   68.502570][  T674]  ? validate_chain+0x38b/0xc20
[   68.502712][  T674]  ___sys_sendmsg+0x14e/0x1d0
[   68.502852][  T674]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.503028][  T674]  ? copy_msghdr_from_user+0x460/0x460
[   68.503197][  T674]  __sys_sendmsg+0x145/0x1f0
[   68.503338][  T674]  ? __sys_sendmsg_sock+0x20/0x20
[   68.503478][  T674]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.503656][  T674]  ? do_raw_spin_unlock+0x59/0x250
[   68.503798][  T674]  ? rcu_is_watching+0x15/0xd0
[   68.503940][  T674]  do_syscall_64+0x117/0xfc0
[   68.504082][  T674]  ? trace_hardirqs_off+0xd/0x30
[   68.504238][  T674]  ? exc_page_fault+0xee/0x100
[   68.504382][  T674]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.504558][  T674] RIP: 0033:0x7fc267b6e08e
[   68.504707][  T674] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.505222][  T674] RSP: 002b:00007ffc1262c2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.505440][  T674] RAX: ffffffffffffffda RBX: 00007ffc1262ca90 RCX: 00007fc267b6e08e
[   68.505653][  T674] RDX: 0000000000000000 RSI: 00007ffc1262c390 RDI: 0000000000000005
[   68.505865][  T674] RBP: 00007ffc1262c2f0 R08: 0000000000000000 R09: 0000000000000000
[   68.506079][  T674] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   68.506307][  T674] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1262ca60
[   68.506523][  T674]  </TASK>
[   68.506630][  T674] irq event stamp: 20045
[   68.506738][  T674] hardirqs last  enabled at (20053): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.506984][  T674] hardirqs last disabled at (20060): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.507249][  T674] softirqs last  enabled at (19242): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.507494][  T674] softirqs last disabled at (19240): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.507739][  T674] ---[ end trace 0000000000000000 ]---
[   68.508164][  T674] ------------[ cut here ]------------
[   68.508303][  T674] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/674
[   68.508537][  T674] CPU: 0 UID: 0 PID: 674 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.508812][  T674] Tainted: [W]=WARN
[   68.508917][  T674] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.509090][  T674] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.509953][  T674] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.510465][  T674] RSP: 0018:ffa0000001b06f90 EFLAGS: 00010286
[   68.510637][  T674] RAX: 00000000ffffffa6 RBX: ff11000013109c40 RCX: 1ff4000000360db8
[   68.510843][  T674] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013109cf8
[   68.511049][  T674] RBP: ff11000015b99000 R08: 1fe22000026213a0 R09: ff110000117a5180
[   68.511265][  T674] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   68.511471][  T674] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   68.511680][  T674] FS:  00007fc267934840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   68.511922][  T674] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.512094][  T674] CR2: 000000002828f9e8 CR3: 0000000011f81004 CR4: 0000000000771ef0
[   68.512311][  T674] PKRU: 55555554
[   68.512418][  T674] Call Trace:
[   68.512522][  T674]  <TASK>
[   68.512592][  T674]  ? rcu_is_watching+0x15/0xd0
[   68.512734][  T674]  rtnetlink_event+0xe0/0x1f0
[   68.512873][  T674]  notifier_call_chain+0xb0/0x320
[   68.513016][  T674]  __netdev_upper_dev_link+0x3a5/0x590
[   68.513168][  T674]  ? netdev_wait_allrefs_any+0x570/0x570
[   68.513312][  T674]  ? do_raw_spin_lock+0x131/0x280
[   68.513452][  T674]  ? find_held_lock+0x2b/0x80
[   68.513594][  T674]  netdev_master_upper_dev_link+0x86/0xb0
[   68.513736][  T674]  ? netdev_upper_dev_link+0xb0/0xb0
[   68.513873][  T674]  ? lockdep_rtnl_is_held+0x1a/0x20
[   68.514010][  T674]  ? hsr_port_get_hsr+0x9c/0x150
[   68.514159][  T674]  hsr_add_port+0x4eb/0xb60
[   68.514300][  T674]  ? hsr_port_exists+0x60/0x60
[   68.514438][  T674]  ? timer_init_key+0x10d/0x280
[   68.514577][  T674]  hsr_dev_finalize+0x727/0xc00
[   68.514715][  T674]  ? alloc_netdev_mqs+0xed0/0x1490
[   68.514856][  T674]  hsr_newlink+0x3b0/0x980
[   68.514995][  T674]  ? hsr_dellink+0x90/0x90
[   68.515140][  T674]  ? rtnl_create_link+0x169/0xf20
[   68.515282][  T674]  ? nla_strscpy+0xe3/0x180
[   68.515422][  T674]  rtnl_newlink_create+0x2da/0x780
[   68.515562][  T674]  ? rtnl_create_link+0xf20/0xf20
[   68.515699][  T674]  ? __dev_get_by_name+0x12/0x50
[   68.515841][  T674]  ? rtnl_dev_get+0xd7/0x170
[   68.515983][  T674]  __rtnl_newlink+0x22b/0xa50
[   68.516130][  T674]  rtnl_newlink+0x8d1/0xea0
[   68.516273][  T674]  ? lock_acquire.part.0+0xbc/0x260
[   68.516410][  T674]  ? __rtnl_newlink+0xa50/0xa50
[   68.516547][  T674]  ? mark_usage+0x61/0x170
[   68.516689][  T674]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.516828][  T674]  ? __rtnl_newlink+0xa50/0xa50
[   68.516970][  T674]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.517114][  T674]  ? validate_chain+0x38b/0xc20
[   68.517259][  T674]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.517397][  T674]  ? __lock_acquire+0x508/0xc10
[   68.517537][  T674]  ? lock_acquire.part.0+0xbc/0x260
[   68.517676][  T674]  ? find_held_lock+0x2b/0x80
[   68.517817][  T674]  netlink_rcv_skb+0x14e/0x3a0
[   68.517955][  T674]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.518103][  T674]  ? netlink_ack+0xcd0/0xcd0
[   68.518249][  T674]  ? netlink_deliver_tap+0xc5/0x330
[   68.518389][  T674]  ? netlink_deliver_tap+0x13c/0x330
[   68.518530][  T674]  netlink_unicast+0x486/0x750
[   68.518671][  T674]  ? netlink_attachskb+0x810/0x810
[   68.518811][  T674]  ? __lock_acquire+0x508/0xc10
[   68.518952][  T674]  netlink_sendmsg+0x735/0xc60
[   68.519094][  T674]  ? netlink_unicast+0x750/0x750
[   68.519245][  T674]  ? __might_fault+0x97/0x140
[   68.519386][  T674]  ____sys_sendmsg+0x419/0x850
[   68.519526][  T674]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.519665][  T674]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.519837][  T674]  ? move_addr_to_kernel+0x40/0x40
[   68.519978][  T674]  ? stack_depot_save_flags+0x367/0x770
[   68.520127][  T674]  ? validate_chain+0x38b/0xc20
[   68.520273][  T674]  ___sys_sendmsg+0x14e/0x1d0
[   68.520413][  T674]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.520585][  T674]  ? copy_msghdr_from_user+0x460/0x460
[   68.520732][  T674]  __sys_sendmsg+0x145/0x1f0
[   68.520869][  T674]  ? __sys_sendmsg_sock+0x20/0x20
[   68.521006][  T674]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.521188][  T674]  ? do_raw_spin_unlock+0x59/0x250
[   68.521330][  T674]  ? rcu_is_watching+0x15/0xd0
[   68.521470][  T674]  do_syscall_64+0x117/0xfc0
[   68.521610][  T674]  ? trace_hardirqs_off+0xd/0x30
[   68.521750][  T674]  ? exc_page_fault+0xee/0x100
[   68.521890][  T674]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.522062][  T674] RIP: 0033:0x7fc267b6e08e
[   68.522228][  T674] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.522732][  T674] RSP: 002b:00007ffc1262c2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.522937][  T674] RAX: ffffffffffffffda RBX: 00007ffc1262ca90 RCX: 00007fc267b6e08e
[   68.523151][  T674] RDX: 0000000000000000 RSI: 00007ffc1262c390 RDI: 0000000000000005
[   68.523360][  T674] RBP: 00007ffc1262c2f0 R08: 0000000000000000 R09: 0000000000000000
[   68.523564][  T674] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   68.523770][  T674] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1262ca60
[   68.523981][  T674]  </TASK>
[   68.524085][  T674] irq event stamp: 21963
[   68.524202][  T674] hardirqs last  enabled at (21973): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.524446][  T674] hardirqs last disabled at (21982): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.524684][  T674] softirqs last  enabled at (21888): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   68.524921][  T674] softirqs last disabled at (21879): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   68.525173][  T674] ---[ end trace 0000000000000000 ]---
[   68.525507][  T674] ------------[ cut here ]------------
[   68.525639][  T674] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/674
[   68.525868][  T674] CPU: 0 UID: 0 PID: 674 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.526155][  T674] Tainted: [W]=WARN
[   68.526258][  T674] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.526425][  T674] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.526598][  T674] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.527077][  T674] RSP: 0018:ffa0000001b071a0 EFLAGS: 00010286
[   68.528024][  T674] RAX: 00000000ffffffa6 RBX: ff11000013109e00 RCX: 1ff4000000360dfa
[   68.528305][  T674] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013109eb8
[   68.528501][  T674] RBP: ff11000013f21000 R08: 1fe22000026213d8 R09: ff110000117a5180
[   68.528702][  T674] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   68.528902][  T674] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   68.529183][  T674] FS:  00007fc267934840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   68.529492][  T674] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.529660][  T674] CR2: 000000002828f9e8 CR3: 0000000011f81004 CR4: 0000000000771ef0
[   68.529862][  T674] PKRU: 55555554
[   68.529962][  T674] Call Trace:
[   68.530065][  T674]  <TASK>
[   68.530214][  T674]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   68.530352][  T674]  rtmsg_ifinfo+0x5c/0xb0
[   68.530454][  T674]  __dev_notify_flags+0x1b8/0x280
[   68.530589][  T674]  ? netif_change_name+0x8c0/0x8c0
[   68.530727][  T674]  ? hsr_dev_finalize+0x925/0xc00
[   68.530863][  T674]  ? alloc_netdev_mqs+0xed0/0x1490
[   68.530999][  T674]  ? hsr_newlink+0x3b0/0x980
[   68.531215][  T674]  ? hsr_dellink+0x90/0x90
[   68.531353][  T674]  rtnl_configure_link+0x1ac/0x390
[   68.531485][  T674]  ? nla_strscpy+0xe3/0x180
[   68.531620][  T674]  rtnl_newlink_create+0x353/0x780
[   68.531755][  T674]  ? rtnl_create_link+0xf20/0xf20
[   68.531891][  T674]  ? __dev_get_by_name+0x12/0x50
[   68.532024][  T674]  ? rtnl_dev_get+0xd7/0x170
[   68.532243][  T674]  __rtnl_newlink+0x22b/0xa50
[   68.532379][  T674]  rtnl_newlink+0x8d1/0xea0
[   68.532514][  T674]  ? lock_acquire.part.0+0xbc/0x260
[   68.532647][  T674]  ? __rtnl_newlink+0xa50/0xa50
[   68.532780][  T674]  ? mark_usage+0x61/0x170
[   68.532920][  T674]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.533057][  T674]  ? __rtnl_newlink+0xa50/0xa50
[   68.533272][  T674]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.533407][  T674]  ? validate_chain+0x38b/0xc20
[   68.533539][  T674]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.533671][  T674]  ? __lock_acquire+0x508/0xc10
[   68.533806][  T674]  ? lock_acquire.part.0+0xbc/0x260
[   68.533939][  T674]  ? find_held_lock+0x2b/0x80
[   68.534074][  T674]  netlink_rcv_skb+0x14e/0x3a0
[   68.534285][  T674]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.534416][  T674]  ? netlink_ack+0xcd0/0xcd0
[   68.534553][  T674]  ? netlink_deliver_tap+0xc5/0x330
[   68.534685][  T674]  ? netlink_deliver_tap+0x13c/0x330
[   68.534820][  T674]  netlink_unicast+0x486/0x750
[   68.534954][  T674]  ? netlink_attachskb+0x810/0x810
[   68.535087][  T674]  ? __lock_acquire+0x508/0xc10
[   68.535308][  T674]  netlink_sendmsg+0x735/0xc60
[   68.535440][  T674]  ? netlink_unicast+0x750/0x750
[   68.535573][  T674]  ? __might_fault+0x97/0x140
[   68.535706][  T674]  ____sys_sendmsg+0x419/0x850
[   68.535839][  T674]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.535973][  T674]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.536213][  T674]  ? move_addr_to_kernel+0x40/0x40
[   68.536349][  T674]  ? stack_depot_save_flags+0x367/0x770
[   68.536482][  T674]  ? validate_chain+0x38b/0xc20
[   68.536615][  T674]  ___sys_sendmsg+0x14e/0x1d0
[   68.536747][  T674]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.536913][  T674]  ? copy_msghdr_from_user+0x460/0x460
[   68.537055][  T674]  __sys_sendmsg+0x145/0x1f0
[   68.537266][  T674]  ? __sys_sendmsg_sock+0x20/0x20
[   68.537401][  T674]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.537569][  T674]  ? do_raw_spin_unlock+0x59/0x250
[   68.537702][  T674]  ? rcu_is_watching+0x15/0xd0
[   68.537836][  T674]  do_syscall_64+0x117/0xfc0
[   68.537969][  T674]  ? trace_hardirqs_off+0xd/0x30
[   68.538193][  T674]  ? exc_page_fault+0xee/0x100
[   68.538333][  T674]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.538501][  T674] RIP: 0033:0x7fc267b6e08e
[   68.538643][  T674] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.539200][  T674] RSP: 002b:00007ffc1262c2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.539405][  T674] RAX: ffffffffffffffda RBX: 00007ffc1262ca90 RCX: 00007fc267b6e08e
[   68.539612][  T674] RDX: 0000000000000000 RSI: 00007ffc1262c390 RDI: 0000000000000005
[   68.539811][  T674] RBP: 00007ffc1262c2f0 R08: 0000000000000000 R09: 0000000000000000
[   68.540009][  T674] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   68.540298][  T674] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1262ca60
[   68.540503][  T674]  </TASK>
[   68.540602][  T674] irq event stamp: 25645
[   68.540703][  T674] hardirqs last  enabled at (25653): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.540935][  T674] hardirqs last disabled at (25660): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.541248][  T674] softirqs last  enabled at (25780): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   68.541484][  T674] softirqs last disabled at (25669): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   68.541712][  T674] ---[ end trace 0000000000000000 ]---
[   68.581686][  T675] vethA: entered promiscuous mode
[   68.581961][  T675] ------------[ cut here ]------------
[   68.582172][  T675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/675
[   68.582476][  T675] CPU: 2 UID: 0 PID: 675 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.582821][  T675] Tainted: [W]=WARN
[   68.582976][  T675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.583224][  T675] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.583460][  T675] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.584004][  T675] RSP: 0018:ffa0000001b06fb0 EFLAGS: 00010286
[   68.584255][  T675] RAX: 00000000ffffffa6 RBX: ff11000015c03e00 RCX: 1ff4000000360dbc
[   68.584512][  T675] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c03eb8
[   68.584769][  T675] RBP: ff1100000f131000 R08: 1fe2200002b807d8 R09: ff11000004d90b80
[   68.585026][  T675] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   68.585318][  T675] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f131000
[   68.585598][  T675] FS:  00007fc77cdd8840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   68.586006][  T675] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.586299][  T675] CR2: 0000000038b879e8 CR3: 0000000015fdf003 CR4: 0000000000771ef0
[   68.586560][  T675] PKRU: 55555554
[   68.586713][  T675] Call Trace:
[   68.586867][  T675]  <TASK>
[   68.586987][  T675]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   68.587203][  T675]  ? netlink_sendmsg+0x735/0xc60
[   68.587393][  T675]  rtmsg_ifinfo+0x5c/0xb0
[   68.587548][  T675]  __dev_notify_flags+0x1b8/0x280
[   68.587737][  T675]  ? netdev_info+0xe2/0x116
[   68.587928][  T675]  ? netdev_notice+0x120/0x120
[   68.588132][  T675]  ? netif_change_name+0x8c0/0x8c0
[   68.588336][  T675]  __dev_set_promiscuity+0x194/0x230
[   68.588527][  T675]  netif_set_promiscuity+0x4c/0xc0
[   68.588717][  T675]  dev_set_promiscuity+0x9d/0x150
[   68.588912][  T675]  hsr_add_port+0x48c/0xb60
[   68.589117][  T675]  ? hsr_port_exists+0x60/0x60
[   68.589315][  T675]  ? timer_init_key+0x10d/0x280
[   68.589507][  T675]  hsr_dev_finalize+0x6e8/0xc00
[   68.589698][  T675]  ? alloc_netdev_mqs+0xed0/0x1490
[   68.589888][  T675]  hsr_newlink+0x3b0/0x980
[   68.590077][  T675]  ? hsr_dellink+0x90/0x90
[   68.590297][  T675]  ? rtnl_create_link+0x169/0xf20
[   68.590489][  T675]  ? nla_strscpy+0xe3/0x180
[   68.590680][  T675]  rtnl_newlink_create+0x2da/0x780
[   68.590869][  T675]  ? rtnl_create_link+0xf20/0xf20
[   68.591059][  T675]  ? __dev_get_by_name+0x12/0x50
[   68.591269][  T675]  ? rtnl_dev_get+0xd7/0x170
[   68.591461][  T675]  __rtnl_newlink+0x22b/0xa50
[   68.591653][  T675]  rtnl_newlink+0x8d1/0xea0
[   68.591843][  T675]  ? lock_acquire.part.0+0xbc/0x260
[   68.592035][  T675]  ? __rtnl_newlink+0xa50/0xa50
[   68.592242][  T675]  ? mark_usage+0x61/0x170
[   68.592500][  T675]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.592760][  T675]  ? __rtnl_newlink+0xa50/0xa50
[   68.592954][  T675]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.593162][  T675]  ? validate_chain+0x38b/0xc20
[   68.593352][  T675]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.593541][  T675]  ? __lock_acquire+0x508/0xc10
[   68.593732][  T675]  ? lock_acquire.part.0+0xbc/0x260
[   68.593920][  T675]  ? find_held_lock+0x2b/0x80
[   68.594124][  T675]  netlink_rcv_skb+0x14e/0x3a0
[   68.594321][  T675]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.594511][  T675]  ? netlink_ack+0xcd0/0xcd0
[   68.594704][  T675]  ? netlink_deliver_tap+0xc5/0x330
[   68.594894][  T675]  ? netlink_deliver_tap+0x13c/0x330
[   68.595084][  T675]  netlink_unicast+0x486/0x750
[   68.595302][  T675]  ? netlink_attachskb+0x810/0x810
[   68.595497][  T675]  ? __lock_acquire+0x508/0xc10
[   68.595687][  T675]  netlink_sendmsg+0x735/0xc60
[   68.595878][  T675]  ? netlink_unicast+0x750/0x750
[   68.596071][  T675]  ? __might_fault+0x97/0x140
[   68.596290][  T675]  ____sys_sendmsg+0x419/0x850
[   68.596484][  T675]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.596676][  T675]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.596899][  T675]  ? move_addr_to_kernel+0x40/0x40
[   68.597089][  T675]  ? stack_depot_save_flags+0x367/0x770
[   68.597301][  T675]  ? validate_chain+0x38b/0xc20
[   68.597500][  T675]  ___sys_sendmsg+0x14e/0x1d0
[   68.597688][  T675]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.597915][  T675]  ? copy_msghdr_from_user+0x460/0x460
[   68.598127][  T675]  __sys_sendmsg+0x145/0x1f0
[   68.598328][  T675]  ? __sys_sendmsg_sock+0x20/0x20
[   68.598515][  T675]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.598741][  T675]  ? do_raw_spin_unlock+0x59/0x250
[   68.598932][  T675]  ? rcu_is_watching+0x15/0xd0
[   68.599135][  T675]  do_syscall_64+0x117/0xfc0
[   68.599347][  T675]  ? trace_hardirqs_off+0xd/0x30
[   68.599549][  T675]  ? exc_page_fault+0xee/0x100
[   68.599753][  T675]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.599989][  T675] RIP: 0033:0x7fc77d01208e
[   68.600205][  T675] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.600787][  T675] RSP: 002b:00007ffeb5907b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.601057][  T675] RAX: ffffffffffffffda RBX: 00007ffeb59082b0 RCX: 00007fc77d01208e
[   68.601347][  T675] RDX: 0000000000000000 RSI: 00007ffeb5907bb0 RDI: 0000000000000005
[   68.601621][  T675] RBP: 00007ffeb5907b10 R08: 0000000000000000 R09: 0000000000000000
[   68.601888][  T675] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   68.602176][  T675] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb5908280
[   68.602452][  T675]  </TASK>
[   68.602616][  T675] irq event stamp: 22807
[   68.602770][  T675] hardirqs last  enabled at (22817): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.603067][  T675] hardirqs last disabled at (22826): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.603389][  T675] softirqs last  enabled at (21808): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.603694][  T675] softirqs last disabled at (21806): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.604119][  T675] ---[ end trace 0000000000000000 ]---
[   68.608790][  T675] ------------[ cut here ]------------
[   68.608976][  T675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/675
[   68.609323][  T675] CPU: 2 UID: 0 PID: 675 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.609651][  T675] Tainted: [W]=WARN
[   68.609805][  T675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.610023][  T675] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.610267][  T675] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.610802][  T675] RSP: 0018:ffa0000001b06f90 EFLAGS: 00010286
[   68.611023][  T675] RAX: 00000000ffffffa6 RBX: ff11000015c02900 RCX: 1ff4000000360db8
[   68.611384][  T675] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c029b8
[   68.611738][  T675] RBP: ff1100000f131000 R08: 1fe2200002b80538 R09: ff11000004d90b80
[   68.612087][  T675] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   68.612462][  T675] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   68.612746][  T675] FS:  00007fc77cdd8840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   68.613038][  T675] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.613279][  T675] CR2: 0000000038b879e8 CR3: 0000000015fdf003 CR4: 0000000000771ef0
[   68.613573][  T675] PKRU: 55555554
[   68.613750][  T675] Call Trace:
[   68.613912][  T675]  <TASK>
[   68.614045][  T675]  ? rcu_is_watching+0x15/0xd0
[   68.614256][  T675]  rtnetlink_event+0xe0/0x1f0
[   68.614448][  T675]  notifier_call_chain+0xb0/0x320
[   68.614647][  T675]  __netdev_upper_dev_link+0x3a5/0x590
[   68.614834][  T675]  ? netdev_wait_allrefs_any+0x570/0x570
[   68.615040][  T675]  ? do_raw_spin_lock+0x131/0x280
[   68.615260][  T675]  ? find_held_lock+0x2b/0x80
[   68.615449][  T675]  netdev_master_upper_dev_link+0x86/0xb0
[   68.615635][  T675]  ? netdev_upper_dev_link+0xb0/0xb0
[   68.615822][  T675]  ? lockdep_rtnl_is_held+0x1a/0x20
[   68.616007][  T675]  ? hsr_port_get_hsr+0x9c/0x150
[   68.616221][  T675]  hsr_add_port+0x4eb/0xb60
[   68.616410][  T675]  ? hsr_port_exists+0x60/0x60
[   68.616665][  T675]  ? timer_init_key+0x10d/0x280
[   68.616916][  T675]  hsr_dev_finalize+0x6e8/0xc00
[   68.617122][  T675]  ? alloc_netdev_mqs+0xed0/0x1490
[   68.617316][  T675]  hsr_newlink+0x3b0/0x980
[   68.617507][  T675]  ? hsr_dellink+0x90/0x90
[   68.617694][  T675]  ? rtnl_create_link+0x169/0xf20
[   68.617882][  T675]  ? nla_strscpy+0xe3/0x180
[   68.618080][  T675]  rtnl_newlink_create+0x2da/0x780
[   68.618321][  T675]  ? rtnl_create_link+0xf20/0xf20
[   68.618540][  T675]  ? __dev_get_by_name+0x12/0x50
[   68.618727][  T675]  ? rtnl_dev_get+0xd7/0x170
[   68.618971][  T675]  __rtnl_newlink+0x22b/0xa50
[   68.619203][  T675]  rtnl_newlink+0x8d1/0xea0
[   68.619395][  T675]  ? lock_acquire.part.0+0xbc/0x260
[   68.619578][  T675]  ? __rtnl_newlink+0xa50/0xa50
[   68.619764][  T675]  ? mark_usage+0x61/0x170
[   68.619964][  T675]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.620260][  T675]  ? __rtnl_newlink+0xa50/0xa50
[   68.620513][  T675]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.620701][  T675]  ? validate_chain+0x38b/0xc20
[   68.620886][  T675]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.621092][  T675]  ? __lock_acquire+0x508/0xc10
[   68.621300][  T675]  ? lock_acquire.part.0+0xbc/0x260
[   68.621485][  T675]  ? find_held_lock+0x2b/0x80
[   68.621675][  T675]  netlink_rcv_skb+0x14e/0x3a0
[   68.621865][  T675]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.622052][  T675]  ? netlink_ack+0xcd0/0xcd0
[   68.622278][  T675]  ? netlink_deliver_tap+0xc5/0x330
[   68.622481][  T675]  ? netlink_deliver_tap+0x13c/0x330
[   68.622680][  T675]  netlink_unicast+0x486/0x750
[   68.622868][  T675]  ? netlink_attachskb+0x810/0x810
[   68.623054][  T675]  ? __lock_acquire+0x508/0xc10
[   68.623265][  T675]  netlink_sendmsg+0x735/0xc60
[   68.623475][  T675]  ? netlink_unicast+0x750/0x750
[   68.623661][  T675]  ? __might_fault+0x97/0x140
[   68.623849][  T675]  ____sys_sendmsg+0x419/0x850
[   68.624036][  T675]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.624245][  T675]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.624466][  T675]  ? move_addr_to_kernel+0x40/0x40
[   68.624676][  T675]  ? stack_depot_save_flags+0x367/0x770
[   68.624863][  T675]  ? validate_chain+0x38b/0xc20
[   68.625050][  T675]  ___sys_sendmsg+0x14e/0x1d0
[   68.625260][  T675]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.625481][  T675]  ? copy_msghdr_from_user+0x460/0x460
[   68.625686][  T675]  __sys_sendmsg+0x145/0x1f0
[   68.625873][  T675]  ? __sys_sendmsg_sock+0x20/0x20
[   68.626057][  T675]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.626297][  T675]  ? do_raw_spin_unlock+0x59/0x250
[   68.626499][  T675]  ? rcu_is_watching+0x15/0xd0
[   68.626689][  T675]  do_syscall_64+0x117/0xfc0
[   68.626882][  T675]  ? trace_hardirqs_off+0xd/0x30
[   68.627077][  T675]  ? exc_page_fault+0xee/0x100
[   68.627305][  T675]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.627538][  T675] RIP: 0033:0x7fc77d01208e
[   68.627748][  T675] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.628333][  T675] RSP: 002b:00007ffeb5907b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.628603][  T675] RAX: ffffffffffffffda RBX: 00007ffeb59082b0 RCX: 00007fc77d01208e
[   68.628878][  T675] RDX: 0000000000000000 RSI: 00007ffeb5907bb0 RDI: 0000000000000005
[   68.629166][  T675] RBP: 00007ffeb5907b10 R08: 0000000000000000 R09: 0000000000000000
[   68.629435][  T675] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   68.629690][  T675] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb5908280
[   68.629957][  T675]  </TASK>
[   68.630134][  T675] irq event stamp: 27187
[   68.630296][  T675] hardirqs last  enabled at (27197): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.630584][  T675] hardirqs last disabled at (27206): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.630882][  T675] softirqs last  enabled at (26176): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.631191][  T675] softirqs last disabled at (26174): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.631546][  T675] ---[ end trace 0000000000000000 ]---
[   68.631875][  T675] ------------[ cut here ]------------
[   68.632056][  T675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/675
[   68.632383][  T675] CPU: 2 UID: 0 PID: 675 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.632767][  T675] Tainted: [W]=WARN
[   68.632978][  T675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.633313][  T675] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.633635][  T675] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.634281][  T675] RSP: 0018:ffa0000001b06f10 EFLAGS: 00010286
[   68.634506][  T675] RAX: 00000000ffffffa6 RBX: ff11000015c02e40 RCX: 1ff4000000360da8
[   68.634762][  T675] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c02ef8
[   68.635018][  T675] RBP: ff11000015891000 R08: 1fe2200002b805e0 R09: ff11000004d90b80
[   68.635313][  T675] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   68.635574][  T675] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   68.635832][  T675] FS:  00007fc77cdd8840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   68.636157][  T675] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.636383][  T675] CR2: 0000000038b879e8 CR3: 0000000015fdf003 CR4: 0000000000771ef0
[   68.636646][  T675] PKRU: 55555554
[   68.636798][  T675] Call Trace:
[   68.636952][  T675]  <TASK>
[   68.637071][  T675]  ? rcu_is_watching+0x15/0xd0
[   68.637280][  T675]  rtnetlink_event+0xe0/0x1f0
[   68.637469][  T675]  notifier_call_chain+0xb0/0x320
[   68.637660][  T675]  netif_set_mtu_ext+0x354/0x5f0
[   68.637849][  T675]  ? dev_validate_mtu+0x180/0x180
[   68.638036][  T675]  ? __netdev_update_features+0x4b0/0xdf0
[   68.638254][  T675]  netif_set_mtu+0x85/0xe0
[   68.638447][  T675]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   68.638652][  T675]  dev_set_mtu+0x9d/0x150
[   68.638806][  T675]  ? dev_disable_lro+0x95/0x140
[   68.638993][  T675]  hsr_add_port+0x6e3/0xb60
[   68.639215][  T675]  ? hsr_port_exists+0x60/0x60
[   68.639403][  T675]  ? timer_init_key+0x10d/0x280
[   68.639593][  T675]  hsr_dev_finalize+0x6e8/0xc00
[   68.639787][  T675]  ? alloc_netdev_mqs+0xed0/0x1490
[   68.639974][  T675]  hsr_newlink+0x3b0/0x980
[   68.640184][  T675]  ? hsr_dellink+0x90/0x90
[   68.640374][  T675]  ? rtnl_create_link+0x169/0xf20
[   68.640562][  T675]  ? nla_strscpy+0xe3/0x180
[   68.640751][  T675]  rtnl_newlink_create+0x2da/0x780
[   68.640956][  T675]  ? rtnl_create_link+0xf20/0xf20
[   68.641182][  T675]  ? __dev_get_by_name+0x12/0x50
[   68.641373][  T675]  ? rtnl_dev_get+0xd7/0x170
[   68.641574][  T675]  __rtnl_newlink+0x22b/0xa50
[   68.641776][  T675]  rtnl_newlink+0x8d1/0xea0
[   68.641965][  T675]  ? lock_acquire.part.0+0xbc/0x260
[   68.642174][  T675]  ? __rtnl_newlink+0xa50/0xa50
[   68.642367][  T675]  ? mark_usage+0x61/0x170
[   68.642571][  T675]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.642766][  T675]  ? __rtnl_newlink+0xa50/0xa50
[   68.642958][  T675]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.643168][  T675]  ? validate_chain+0x38b/0xc20
[   68.643361][  T675]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.643552][  T675]  ? __lock_acquire+0x508/0xc10
[   68.643758][  T675]  ? lock_acquire.part.0+0xbc/0x260
[   68.644007][  T675]  ? find_held_lock+0x2b/0x80
[   68.644222][  T675]  netlink_rcv_skb+0x14e/0x3a0
[   68.644430][  T675]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.644617][  T675]  ? netlink_ack+0xcd0/0xcd0
[   68.644809][  T675]  ? netlink_deliver_tap+0xc5/0x330
[   68.644996][  T675]  ? netlink_deliver_tap+0x13c/0x330
[   68.645289][  T675]  netlink_unicast+0x486/0x750
[   68.645514][  T675]  ? netlink_attachskb+0x810/0x810
[   68.645703][  T675]  ? __lock_acquire+0x508/0xc10
[   68.645894][  T675]  netlink_sendmsg+0x735/0xc60
[   68.646083][  T675]  ? netlink_unicast+0x750/0x750
[   68.646293][  T675]  ? __might_fault+0x97/0x140
[   68.646482][  T675]  ____sys_sendmsg+0x419/0x850
[   68.646685][  T675]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.646882][  T675]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.647209][  T675]  ? move_addr_to_kernel+0x40/0x40
[   68.647484][  T675]  ? stack_depot_save_flags+0x367/0x770
[   68.647753][  T675]  ? validate_chain+0x38b/0xc20
[   68.648014][  T675]  ___sys_sendmsg+0x14e/0x1d0
[   68.648270][  T675]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.648520][  T675]  ? copy_msghdr_from_user+0x460/0x460
[   68.648718][  T675]  __sys_sendmsg+0x145/0x1f0
[   68.648906][  T675]  ? __sys_sendmsg_sock+0x20/0x20
[   68.649097][  T675]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.649346][  T675]  ? do_raw_spin_unlock+0x59/0x250
[   68.649588][  T675]  ? rcu_is_watching+0x15/0xd0
[   68.649825][  T675]  do_syscall_64+0x117/0xfc0
[   68.650012][  T675]  ? trace_hardirqs_off+0xd/0x30
[   68.650257][  T675]  ? exc_page_fault+0xee/0x100
[   68.650473][  T675]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.650714][  T675] RIP: 0033:0x7fc77d01208e
[   68.650923][  T675] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.651549][  T675] RSP: 002b:00007ffeb5907b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.651811][  T675] RAX: ffffffffffffffda RBX: 00007ffeb59082b0 RCX: 00007fc77d01208e
[   68.652087][  T675] RDX: 0000000000000000 RSI: 00007ffeb5907bb0 RDI: 0000000000000005
[   68.652383][  T675] RBP: 00007ffeb5907b10 R08: 0000000000000000 R09: 0000000000000000
[   68.652650][  T675] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   68.652916][  T675] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb5908280
[   68.653220][  T675]  </TASK>
[   68.653414][  T675] irq event stamp: 28283
[   68.653621][  T675] hardirqs last  enabled at (28293): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.654033][  T675] hardirqs last disabled at (28302): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.654410][  T675] softirqs last  enabled at (27282): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.654707][  T675] softirqs last disabled at (27280): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.654997][  T675] ---[ end trace 0000000000000000 ]---
[   68.655310][  T675] vethB: entered promiscuous mode
[   68.655561][  T675] ------------[ cut here ]------------
[   68.655751][  T675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/675
[   68.656041][  T675] CPU: 2 UID: 0 PID: 675 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.656400][  T675] Tainted: [W]=WARN
[   68.656556][  T675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.656778][  T675] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.657009][  T675] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.657678][  T675] RSP: 0018:ffa0000001b06fb0 EFLAGS: 00010286
[   68.657906][  T675] RAX: 00000000ffffffa6 RBX: ff11000015c031c0 RCX: 1ff4000000360dbc
[   68.658197][  T675] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c03278
[   68.658472][  T675] RBP: ff11000013911000 R08: 1fe2200002b80650 R09: ff11000004d90b80
[   68.658748][  T675] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   68.659008][  T675] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013911000
[   68.659293][  T675] FS:  00007fc77cdd8840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   68.659588][  T675] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.659816][  T675] CR2: 0000000038b879e8 CR3: 0000000015fdf003 CR4: 0000000000771ef0
[   68.660074][  T675] PKRU: 55555554
[   68.660261][  T675] Call Trace:
[   68.660415][  T675]  <TASK>
[   68.660536][  T675]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   68.660725][  T675]  ? netlink_sendmsg+0x735/0xc60
[   68.660916][  T675]  rtmsg_ifinfo+0x5c/0xb0
[   68.661085][  T675]  __dev_notify_flags+0x1b8/0x280
[   68.661318][  T675]  ? netdev_info+0xe2/0x116
[   68.661520][  T675]  ? netdev_notice+0x120/0x120
[   68.661720][  T675]  ? netif_change_name+0x8c0/0x8c0
[   68.661914][  T675]  __dev_set_promiscuity+0x194/0x230
[   68.662186][  T675]  netif_set_promiscuity+0x4c/0xc0
[   68.662412][  T675]  dev_set_promiscuity+0x9d/0x150
[   68.662602][  T675]  hsr_add_port+0x48c/0xb60
[   68.662796][  T675]  ? hsr_port_exists+0x60/0x60
[   68.662987][  T675]  ? timer_init_key+0x10d/0x280
[   68.663203][  T675]  hsr_dev_finalize+0x727/0xc00
[   68.663408][  T675]  ? alloc_netdev_mqs+0xed0/0x1490
[   68.663594][  T675]  hsr_newlink+0x3b0/0x980
[   68.663783][  T675]  ? hsr_dellink+0x90/0x90
[   68.663971][  T675]  ? rtnl_create_link+0x169/0xf20
[   68.664182][  T675]  ? nla_strscpy+0xe3/0x180
[   68.664389][  T675]  rtnl_newlink_create+0x2da/0x780
[   68.664579][  T675]  ? rtnl_create_link+0xf20/0xf20
[   68.664767][  T675]  ? __dev_get_by_name+0x12/0x50
[   68.664955][  T675]  ? rtnl_dev_get+0xd7/0x170
[   68.665168][  T675]  __rtnl_newlink+0x22b/0xa50
[   68.665362][  T675]  rtnl_newlink+0x8d1/0xea0
[   68.665557][  T675]  ? lock_acquire.part.0+0xbc/0x260
[   68.665750][  T675]  ? __rtnl_newlink+0xa50/0xa50
[   68.665937][  T675]  ? mark_usage+0x61/0x170
[   68.666151][  T675]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.666342][  T675]  ? __rtnl_newlink+0xa50/0xa50
[   68.666530][  T675]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.666717][  T675]  ? validate_chain+0x38b/0xc20
[   68.666906][  T675]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.667093][  T675]  ? __lock_acquire+0x508/0xc10
[   68.667308][  T675]  ? lock_acquire.part.0+0xbc/0x260
[   68.667494][  T675]  ? find_held_lock+0x2b/0x80
[   68.667683][  T675]  netlink_rcv_skb+0x14e/0x3a0
[   68.667869][  T675]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.668058][  T675]  ? netlink_ack+0xcd0/0xcd0
[   68.668269][  T675]  ? netlink_deliver_tap+0xc5/0x330
[   68.668457][  T675]  ? netlink_deliver_tap+0x13c/0x330
[   68.668647][  T675]  netlink_unicast+0x486/0x750
[   68.668840][  T675]  ? netlink_attachskb+0x810/0x810
[   68.669030][  T675]  ? __lock_acquire+0x508/0xc10
[   68.669238][  T675]  netlink_sendmsg+0x735/0xc60
[   68.669428][  T675]  ? netlink_unicast+0x750/0x750
[   68.669618][  T675]  ? __might_fault+0x97/0x140
[   68.669806][  T675]  ____sys_sendmsg+0x419/0x850
[   68.669994][  T675]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.670205][  T675]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.670426][  T675]  ? move_addr_to_kernel+0x40/0x40
[   68.670616][  T675]  ? stack_depot_save_flags+0x367/0x770
[   68.670806][  T675]  ? validate_chain+0x38b/0xc20
[   68.670996][  T675]  ___sys_sendmsg+0x14e/0x1d0
[   68.671203][  T675]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.671442][  T675]  ? copy_msghdr_from_user+0x460/0x460
[   68.671642][  T675]  __sys_sendmsg+0x145/0x1f0
[   68.671832][  T675]  ? __sys_sendmsg_sock+0x20/0x20
[   68.672018][  T675]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.672266][  T675]  ? do_raw_spin_unlock+0x59/0x250
[   68.672465][  T675]  ? rcu_is_watching+0x15/0xd0
[   68.672653][  T675]  do_syscall_64+0x117/0xfc0
[   68.672843][  T675]  ? trace_hardirqs_off+0xd/0x30
[   68.673032][  T675]  ? exc_page_fault+0xee/0x100
[   68.673267][  T675]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.673503][  T675] RIP: 0033:0x7fc77d01208e
[   68.673708][  T675] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.674278][  T675] RSP: 002b:00007ffeb5907b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.674557][  T675] RAX: ffffffffffffffda RBX: 00007ffeb59082b0 RCX: 00007fc77d01208e
[   68.674815][  T675] RDX: 0000000000000000 RSI: 00007ffeb5907bb0 RDI: 0000000000000005
[   68.675075][  T675] RBP: 00007ffeb5907b10 R08: 0000000000000000 R09: 0000000000000000
[   68.675388][  T675] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   68.675665][  T675] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb5908280
[   68.675943][  T675]  </TASK>
[   68.676119][  T675] irq event stamp: 29423
[   68.676291][  T675] hardirqs last  enabled at (29433): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.676584][  T675] hardirqs last disabled at (29442): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.676895][  T675] softirqs last  enabled at (28538): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   68.677218][  T675] softirqs last disabled at (28525): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   68.677522][  T675] ---[ end trace 0000000000000000 ]---
[   68.678007][  T675] ------------[ cut here ]------------
[   68.678208][  T675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/675
[   68.678502][  T675] CPU: 2 UID: 0 PID: 675 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.678845][  T675] Tainted: [W]=WARN
[   68.679008][  T675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.679264][  T675] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.679576][  T675] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.680198][  T675] RSP: 0018:ffa0000001b06f90 EFLAGS: 00010286
[   68.680429][  T675] RAX: 00000000ffffffa6 RBX: ff11000015c03380 RCX: 1ff4000000360db8
[   68.680684][  T675] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c03438
[   68.681012][  T675] RBP: ff11000013911000 R08: 1fe2200002b80688 R09: ff11000004d90b80
[   68.681312][  T675] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   68.681574][  T675] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   68.681835][  T675] FS:  00007fc77cdd8840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   68.682135][  T675] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.682364][  T675] CR2: 0000000038b879e8 CR3: 0000000015fdf003 CR4: 0000000000771ef0
[   68.682618][  T675] PKRU: 55555554
[   68.682766][  T675] Call Trace:
[   68.682919][  T675]  <TASK>
[   68.683042][  T675]  ? rcu_is_watching+0x15/0xd0
[   68.683252][  T675]  rtnetlink_event+0xe0/0x1f0
[   68.683439][  T675]  notifier_call_chain+0xb0/0x320
[   68.683627][  T675]  __netdev_upper_dev_link+0x3a5/0x590
[   68.683812][  T675]  ? netdev_wait_allrefs_any+0x570/0x570
[   68.683997][  T675]  ? do_raw_spin_lock+0x131/0x280
[   68.684207][  T675]  ? find_held_lock+0x2b/0x80
[   68.684398][  T675]  netdev_master_upper_dev_link+0x86/0xb0
[   68.684601][  T675]  ? netdev_upper_dev_link+0xb0/0xb0
[   68.684789][  T675]  ? lockdep_rtnl_is_held+0x1a/0x20
[   68.684974][  T675]  ? hsr_port_get_hsr+0x9c/0x150
[   68.685200][  T675]  hsr_add_port+0x4eb/0xb60
[   68.685389][  T675]  ? hsr_port_exists+0x60/0x60
[   68.685588][  T675]  ? timer_init_key+0x10d/0x280
[   68.685785][  T675]  hsr_dev_finalize+0x727/0xc00
[   68.685978][  T675]  ? alloc_netdev_mqs+0xed0/0x1490
[   68.686259][  T675]  hsr_newlink+0x3b0/0x980
[   68.686457][  T675]  ? hsr_dellink+0x90/0x90
[   68.686644][  T675]  ? rtnl_create_link+0x169/0xf20
[   68.686832][  T675]  ? nla_strscpy+0xe3/0x180
[   68.687023][  T675]  rtnl_newlink_create+0x2da/0x780
[   68.687232][  T675]  ? rtnl_create_link+0xf20/0xf20
[   68.687419][  T675]  ? __dev_get_by_name+0x12/0x50
[   68.687610][  T675]  ? rtnl_dev_get+0xd7/0x170
[   68.687801][  T675]  __rtnl_newlink+0x22b/0xa50
[   68.687991][  T675]  rtnl_newlink+0x8d1/0xea0
[   68.688198][  T675]  ? lock_acquire.part.0+0xbc/0x260
[   68.688384][  T675]  ? __rtnl_newlink+0xa50/0xa50
[   68.688571][  T675]  ? mark_usage+0x61/0x170
[   68.688761][  T675]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.688948][  T675]  ? __rtnl_newlink+0xa50/0xa50
[   68.689158][  T675]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.689370][  T675]  ? validate_chain+0x38b/0xc20
[   68.689557][  T675]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.689742][  T675]  ? __lock_acquire+0x508/0xc10
[   68.689929][  T675]  ? lock_acquire.part.0+0xbc/0x260
[   68.690125][  T675]  ? find_held_lock+0x2b/0x80
[   68.690333][  T675]  netlink_rcv_skb+0x14e/0x3a0
[   68.690520][  T675]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.690709][  T675]  ? netlink_ack+0xcd0/0xcd0
[   68.690898][  T675]  ? netlink_deliver_tap+0xc5/0x330
[   68.691084][  T675]  ? netlink_deliver_tap+0x13c/0x330
[   68.691299][  T675]  netlink_unicast+0x486/0x750
[   68.691489][  T675]  ? netlink_attachskb+0x810/0x810
[   68.691675][  T675]  ? __lock_acquire+0x508/0xc10
[   68.691861][  T675]  netlink_sendmsg+0x735/0xc60
[   68.692050][  T675]  ? netlink_unicast+0x750/0x750
[   68.692258][  T675]  ? __might_fault+0x97/0x140
[   68.692460][  T675]  ____sys_sendmsg+0x419/0x850
[   68.692646][  T675]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.692831][  T675]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.693048][  T675]  ? move_addr_to_kernel+0x40/0x40
[   68.693266][  T675]  ? stack_depot_save_flags+0x367/0x770
[   68.693461][  T675]  ? validate_chain+0x38b/0xc20
[   68.693654][  T675]  ___sys_sendmsg+0x14e/0x1d0
[   68.693864][  T675]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.694085][  T675]  ? copy_msghdr_from_user+0x460/0x460
[   68.694306][  T675]  __sys_sendmsg+0x145/0x1f0
[   68.694505][  T675]  ? __sys_sendmsg_sock+0x20/0x20
[   68.694687][  T675]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.694909][  T675]  ? do_raw_spin_unlock+0x59/0x250
[   68.695109][  T675]  ? rcu_is_watching+0x15/0xd0
[   68.695301][  T675]  do_syscall_64+0x117/0xfc0
[   68.695488][  T675]  ? trace_hardirqs_off+0xd/0x30
[   68.695673][  T675]  ? exc_page_fault+0xee/0x100
[   68.695883][  T675]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.696119][  T675] RIP: 0033:0x7fc77d01208e
[   68.696317][  T675] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.696862][  T675] RSP: 002b:00007ffeb5907b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.697138][  T675] RAX: ffffffffffffffda RBX: 00007ffeb59082b0 RCX: 00007fc77d01208e
[   68.697409][  T675] RDX: 0000000000000000 RSI: 00007ffeb5907bb0 RDI: 0000000000000005
[   68.697674][  T675] RBP: 00007ffeb5907b10 R08: 0000000000000000 R09: 0000000000000000
[   68.697934][  T675] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   68.698223][  T675] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb5908280
[   68.698499][  T675]  </TASK>
[   68.698656][  T675] irq event stamp: 30611
[   68.698807][  T675] hardirqs last  enabled at (30621): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.699109][  T675] hardirqs last disabled at (30632): [<ffffffffa5d60912>] sysvec_apic_timer_interrupt+0x12/0xe0
[   68.699451][  T675] softirqs last  enabled at (30588): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   68.699739][  T675] softirqs last disabled at (30581): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   68.700030][  T675] ---[ end trace 0000000000000000 ]---
[   68.700468][  T675] ------------[ cut here ]------------
[   68.700656][  T675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/675
[   68.700933][  T675] CPU: 2 UID: 0 PID: 675 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.701274][  T675] Tainted: [W]=WARN
[   68.701422][  T675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.701661][  T675] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.701890][  T675] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.702452][  T675] RSP: 0018:ffa0000001b071a0 EFLAGS: 00010286
[   68.702669][  T675] RAX: 00000000ffffffa6 RBX: ff11000015c03a80 RCX: 1ff4000000360dfa
[   68.702917][  T675] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c03b38
[   68.703199][  T675] RBP: ff11000015891000 R08: 1fe2200002b80768 R09: ff11000004d90b80
[   68.703462][  T675] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   68.703709][  T675] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   68.703959][  T675] FS:  00007fc77cdd8840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   68.704261][  T675] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.704480][  T675] CR2: 0000000038b879e8 CR3: 0000000015fdf003 CR4: 0000000000771ef0
[   68.704739][  T675] PKRU: 55555554
[   68.704886][  T675] Call Trace:
[   68.705035][  T675]  <TASK>
[   68.705174][  T675]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   68.705365][  T675]  rtmsg_ifinfo+0x5c/0xb0
[   68.705519][  T675]  __dev_notify_flags+0x1b8/0x280
[   68.705701][  T675]  ? netif_change_name+0x8c0/0x8c0
[   68.705917][  T675]  ? hsr_dev_finalize+0x925/0xc00
[   68.706124][  T675]  ? alloc_netdev_mqs+0xed0/0x1490
[   68.706329][  T675]  ? hsr_newlink+0x3b0/0x980
[   68.706521][  T675]  ? hsr_dellink+0x90/0x90
[   68.706711][  T675]  rtnl_configure_link+0x1ac/0x390
[   68.706903][  T675]  ? nla_strscpy+0xe3/0x180
[   68.707109][  T675]  rtnl_newlink_create+0x353/0x780
[   68.707326][  T675]  ? rtnl_create_link+0xf20/0xf20
[   68.707512][  T675]  ? __dev_get_by_name+0x12/0x50
[   68.707716][  T675]  ? rtnl_dev_get+0xd7/0x170
[   68.707903][  T675]  __rtnl_newlink+0x22b/0xa50
[   68.708087][  T675]  rtnl_newlink+0x8d1/0xea0
[   68.708294][  T675]  ? lock_acquire.part.0+0xbc/0x260
[   68.708500][  T675]  ? __rtnl_newlink+0xa50/0xa50
[   68.708692][  T675]  ? mark_usage+0x61/0x170
[   68.708894][  T675]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.709076][  T675]  ? __rtnl_newlink+0xa50/0xa50
[   68.709281][  T675]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.709462][  T675]  ? validate_chain+0x38b/0xc20
[   68.709642][  T675]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.709848][  T675]  ? __lock_acquire+0x508/0xc10
[   68.710032][  T675]  ? lock_acquire.part.0+0xbc/0x260
[   68.710234][  T675]  ? find_held_lock+0x2b/0x80
[   68.710421][  T675]  netlink_rcv_skb+0x14e/0x3a0
[   68.710604][  T675]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.710811][  T675]  ? netlink_ack+0xcd0/0xcd0
[   68.711002][  T675]  ? netlink_deliver_tap+0xc5/0x330
[   68.711205][  T675]  ? netlink_deliver_tap+0x13c/0x330
[   68.711401][  T675]  netlink_unicast+0x486/0x750
[   68.711585][  T675]  ? netlink_attachskb+0x810/0x810
[   68.711768][  T675]  ? __lock_acquire+0x508/0xc10
[   68.711961][  T675]  netlink_sendmsg+0x735/0xc60
[   68.712260][  T675]  ? netlink_unicast+0x750/0x750
[   68.712442][  T675]  ? __might_fault+0x97/0x140
[   68.712624][  T675]  ____sys_sendmsg+0x419/0x850
[   68.712836][  T675]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.713141][  T675]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.713372][  T675]  ? move_addr_to_kernel+0x40/0x40
[   68.713582][  T675]  ? stack_depot_save_flags+0x367/0x770
[   68.713771][  T675]  ? validate_chain+0x38b/0xc20
[   68.714052][  T675]  ___sys_sendmsg+0x14e/0x1d0
[   68.714258][  T675]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.714470][  T675]  ? copy_msghdr_from_user+0x460/0x460
[   68.714672][  T675]  __sys_sendmsg+0x145/0x1f0
[   68.715001][  T675]  ? __sys_sendmsg_sock+0x20/0x20
[   68.715279][  T675]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.715586][  T675]  ? do_raw_spin_unlock+0x59/0x250
[   68.715972][  T675]  ? rcu_is_watching+0x15/0xd0
[   68.716181][  T675]  do_syscall_64+0x117/0xfc0
[   68.716384][  T675]  ? trace_hardirqs_off+0xd/0x30
[   68.716571][  T675]  ? exc_page_fault+0xee/0x100
[   68.716841][  T675]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.717058][  T675] RIP: 0033:0x7fc77d01208e
[   68.717263][  T675] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.717872][  T675] RSP: 002b:00007ffeb5907b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.718156][  T675] RAX: ffffffffffffffda RBX: 00007ffeb59082b0 RCX: 00007fc77d01208e
[   68.718505][  T675] RDX: 0000000000000000 RSI: 00007ffeb5907bb0 RDI: 0000000000000005
[   68.718749][  T675] RBP: 00007ffeb5907b10 R08: 0000000000000000 R09: 0000000000000000
[   68.719017][  T675] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a7
[   68.719377][  T675] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb5908280
[   68.719633][  T675]  </TASK>
[   68.719781][  T675] irq event stamp: 31649
[   68.720031][  T675] hardirqs last  enabled at (31659): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.720336][  T675] hardirqs last disabled at (31670): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.720613][  T675] softirqs last  enabled at (30744): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.720985][  T675] softirqs last disabled at (30742): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.721283][  T675] ---[ end trace 0000000000000000 ]---
[   68.866842][  T679] ------------[ cut here ]------------
[   68.867019][  T679] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/679
[   68.867268][  T679] CPU: 0 UID: 0 PID: 679 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.867548][  T679] Tainted: [W]=WARN
[   68.867656][  T679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.867821][  T679] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.867995][  T679] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.868499][  T679] RSP: 0018:ffa0000001b47020 EFLAGS: 00010286
[   68.868667][  T679] RAX: 00000000ffffffa6 RBX: ff11000015e398c0 RCX: 1ff4000000368dca
[   68.868880][  T679] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e39978
[   68.869076][  T679] RBP: ff1100000ff94000 R08: 1fe2200002bc7330 R09: ff1100001595ae58
[   68.869285][  T679] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   68.869478][  T679] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff94ce1
[   68.869677][  T679] FS:  00007f7364a0b840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   68.869915][  T679] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.870083][  T679] CR2: 0000000002af9988 CR3: 000000001610f003 CR4: 0000000000771ef0
[   68.870290][  T679] PKRU: 55555554
[   68.870387][  T679] Call Trace:
[   68.870486][  T679]  <TASK>
[   68.870555][  T679]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   68.870690][  T679]  rtmsg_ifinfo+0x5c/0xb0
[   68.870789][  T679]  ? mark_held_locks+0x40/0x70
[   68.870922][  T679]  __dev_notify_flags+0x1b8/0x280
[   68.871054][  T679]  ? netif_change_name+0x8c0/0x8c0
[   68.871731][  T679]  ? __dev_change_flags+0x4a4/0x660
[   68.871866][  T679]  ? netif_set_allmulti+0x250/0x250
[   68.872003][  T679]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.872142][  T679]  ? is_bpf_text_address+0x68/0x110
[   68.872284][  T679]  netif_change_flags+0xfe/0x190
[   68.872417][  T679]  do_setlink.isra.0+0x1cc3/0x2750
[   68.872550][  T679]  ? rtnl_link_get_size+0x350/0x350
[   68.872682][  T679]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   68.872849][  T679]  ? rcu_read_lock_any_held+0x3c/0x90
[   68.872983][  T679]  ? validate_chain+0x38b/0xc20
[   68.873122][  T679]  ? rcu_read_lock_any_held+0x66/0x90
[   68.873256][  T679]  ? stack_depot_save_flags+0x367/0x770
[   68.873391][  T679]  ? __lock_acquire+0x508/0xc10
[   68.873524][  T679]  ? lock_acquire.part.0+0xbc/0x260
[   68.873657][  T679]  ? rtnl_newlink+0x883/0xea0
[   68.873790][  T679]  ? rcu_is_watching+0x15/0xd0
[   68.873924][  T679]  ? lock_acquire+0x134/0x160
[   68.874054][  T679]  ? rcu_is_watching+0x15/0xd0
[   68.874195][  T679]  ? rcu_is_watching+0x15/0xd0
[   68.874328][  T679]  ? trace_contention_end+0xb3/0x1a0
[   68.874463][  T679]  ? __mutex_lock+0x1db/0x2010
[   68.874596][  T679]  ? __mutex_lock+0x9b2/0x2010
[   68.874735][  T679]  ? rtnl_newlink+0x883/0xea0
[   68.874867][  T679]  ? ww_mutex_lock+0x160/0x160
[   68.875010][  T679]  ? __rtnl_newlink+0x3fa/0xa50
[   68.875166][  T679]  rtnl_newlink+0x8d1/0xea0
[   68.875304][  T679]  ? lock_acquire.part.0+0xbc/0x260
[   68.875437][  T679]  ? __rtnl_newlink+0xa50/0xa50
[   68.875573][  T679]  ? mark_usage+0x61/0x170
[   68.875710][  T679]  ? lock_acquire.part.0+0xbc/0x260
[   68.875842][  T679]  ? find_held_lock+0x2b/0x80
[   68.875980][  T679]  ? __rtnl_newlink+0xa50/0xa50
[   68.876119][  T679]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.876260][  T679]  ? __rtnl_newlink+0xa50/0xa50
[   68.876398][  T679]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.876537][  T679]  ? validate_chain+0x38b/0xc20
[   68.876669][  T679]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.876801][  T679]  ? __lock_acquire+0x508/0xc10
[   68.876936][  T679]  ? lock_acquire.part.0+0xbc/0x260
[   68.877067][  T679]  ? find_held_lock+0x2b/0x80
[   68.877216][  T679]  netlink_rcv_skb+0x14e/0x3a0
[   68.877350][  T679]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.877481][  T679]  ? netlink_ack+0xcd0/0xcd0
[   68.877614][  T679]  ? netlink_deliver_tap+0xc5/0x330
[   68.877745][  T679]  ? netlink_deliver_tap+0x13c/0x330
[   68.877885][  T679]  netlink_unicast+0x486/0x750
[   68.878020][  T679]  ? netlink_attachskb+0x810/0x810
[   68.878175][  T679]  ? __lock_acquire+0x508/0xc10
[   68.878315][  T679]  netlink_sendmsg+0x735/0xc60
[   68.878449][  T679]  ? netlink_unicast+0x750/0x750
[   68.878579][  T679]  ? __might_fault+0x97/0x140
[   68.878711][  T679]  ____sys_sendmsg+0x419/0x850
[   68.878843][  T679]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.878977][  T679]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.879142][  T679]  ? move_addr_to_kernel+0x40/0x40
[   68.879276][  T679]  ? stack_depot_save_flags+0x367/0x770
[   68.879408][  T679]  ? validate_chain+0x38b/0xc20
[   68.879539][  T679]  ___sys_sendmsg+0x14e/0x1d0
[   68.879669][  T679]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.879833][  T679]  ? copy_msghdr_from_user+0x460/0x460
[   68.879974][  T679]  __sys_sendmsg+0x145/0x1f0
[   68.880111][  T679]  ? __sys_sendmsg_sock+0x20/0x20
[   68.880246][  T679]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.880410][  T679]  ? do_raw_spin_unlock+0x59/0x250
[   68.880542][  T679]  ? rcu_is_watching+0x15/0xd0
[   68.880672][  T679]  do_syscall_64+0x117/0xfc0
[   68.880804][  T679]  ? trace_hardirqs_off+0xd/0x30
[   68.880936][  T679]  ? exc_page_fault+0xee/0x100
[   68.881066][  T679]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.881239][  T679] RIP: 0033:0x7f7364c4508e
[   68.881377][  T679] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.881841][  T679] RSP: 002b:00007fff23f27100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.882037][  T679] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7364c4508e
[   68.882239][  T679] RDX: 0000000000000000 RSI: 00007fff23f271b0 RDI: 0000000000000005
[   68.882434][  T679] RBP: 00007fff23f27110 R08: 0000000000000000 R09: 0000000000000000
[   68.882626][  T679] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a8
[   68.882821][  T679] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff23f27880
[   68.883019][  T679]  </TASK>
[   68.883122][  T679] irq event stamp: 15931
[   68.883223][  T679] hardirqs last  enabled at (15939): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.883450][  T679] hardirqs last disabled at (15946): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.883675][  T679] softirqs last  enabled at (15274): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   68.883900][  T679] softirqs last disabled at (14373): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   68.884138][  T679] ---[ end trace 0000000000000000 ]---
[   68.920312][  T680] ------------[ cut here ]------------
[   68.920540][  T680] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/680
[   68.920830][  T680] CPU: 2 UID: 0 PID: 680 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.921190][  T680] Tainted: [W]=WARN
[   68.921385][  T680] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.921695][  T680] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.921942][  T680] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.922738][  T680] RSP: 0018:ffa0000001b57020 EFLAGS: 00010286
[   68.923047][  T680] RAX: 00000000ffffffa6 RBX: ff11000010116900 RCX: 1ff400000036adca
[   68.923421][  T680] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101169b8
[   68.923762][  T680] RBP: ff11000015ad1000 R08: 1fe2200002022d38 R09: ff11000013305158
[   68.924022][  T680] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   68.924286][  T680] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ad1ce1
[   68.924532][  T680] FS:  00007f401c30f840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   68.924812][  T680] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.925022][  T680] CR2: 000000003da89988 CR3: 0000000016107006 CR4: 0000000000771ef0
[   68.925285][  T680] PKRU: 55555554
[   68.925430][  T680] Call Trace:
[   68.925586][  T680]  <TASK>
[   68.925701][  T680]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   68.925884][  T680]  rtmsg_ifinfo+0x5c/0xb0
[   68.926032][  T680]  ? mark_held_locks+0x40/0x70
[   68.926236][  T680]  __dev_notify_flags+0x1b8/0x280
[   68.926417][  T680]  ? netif_change_name+0x8c0/0x8c0
[   68.926594][  T680]  ? __dev_change_flags+0x4a4/0x660
[   68.926772][  T680]  ? netif_set_allmulti+0x250/0x250
[   68.926949][  T680]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.927178][  T680]  ? is_bpf_text_address+0x68/0x110
[   68.927369][  T680]  netif_change_flags+0xfe/0x190
[   68.927548][  T680]  do_setlink.isra.0+0x1cc3/0x2750
[   68.927729][  T680]  ? rtnl_link_get_size+0x350/0x350
[   68.927909][  T680]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   68.928209][  T680]  ? rcu_read_lock_any_held+0x3c/0x90
[   68.928403][  T680]  ? validate_chain+0x38b/0xc20
[   68.928647][  T680]  ? rcu_read_lock_any_held+0x66/0x90
[   68.928886][  T680]  ? stack_depot_save_flags+0x367/0x770
[   68.929078][  T680]  ? __lock_acquire+0x508/0xc10
[   68.929292][  T680]  ? lock_acquire.part.0+0xbc/0x260
[   68.929471][  T680]  ? rtnl_newlink+0x883/0xea0
[   68.929652][  T680]  ? rcu_is_watching+0x15/0xd0
[   68.929889][  T680]  ? lock_acquire+0x134/0x160
[   68.930067][  T680]  ? rcu_is_watching+0x15/0xd0
[   68.930268][  T680]  ? rcu_is_watching+0x15/0xd0
[   68.930505][  T680]  ? trace_contention_end+0xb3/0x1a0
[   68.930732][  T680]  ? __mutex_lock+0x1db/0x2010
[   68.930982][  T680]  ? __mutex_lock+0x9b2/0x2010
[   68.931238][  T680]  ? rtnl_newlink+0x883/0xea0
[   68.931486][  T680]  ? ww_mutex_lock+0x160/0x160
[   68.931745][  T680]  ? __rtnl_newlink+0x3fa/0xa50
[   68.932002][  T680]  rtnl_newlink+0x8d1/0xea0
[   68.932285][  T680]  ? lock_acquire.part.0+0xbc/0x260
[   68.932536][  T680]  ? __rtnl_newlink+0xa50/0xa50
[   68.932748][  T680]  ? mark_usage+0x61/0x170
[   68.932929][  T680]  ? lock_acquire.part.0+0xbc/0x260
[   68.933119][  T680]  ? find_held_lock+0x2b/0x80
[   68.933305][  T680]  ? __rtnl_newlink+0xa50/0xa50
[   68.933482][  T680]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.933659][  T680]  ? __rtnl_newlink+0xa50/0xa50
[   68.933840][  T680]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.934017][  T680]  ? validate_chain+0x38b/0xc20
[   68.934218][  T680]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.934396][  T680]  ? __lock_acquire+0x508/0xc10
[   68.934576][  T680]  ? lock_acquire.part.0+0xbc/0x260
[   68.934751][  T680]  ? find_held_lock+0x2b/0x80
[   68.934930][  T680]  netlink_rcv_skb+0x14e/0x3a0
[   68.935120][  T680]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.935308][  T680]  ? netlink_ack+0xcd0/0xcd0
[   68.935490][  T680]  ? netlink_deliver_tap+0xc5/0x330
[   68.935666][  T680]  ? netlink_deliver_tap+0x13c/0x330
[   68.935845][  T680]  netlink_unicast+0x486/0x750
[   68.936023][  T680]  ? netlink_attachskb+0x810/0x810
[   68.936243][  T680]  ? __lock_acquire+0x508/0xc10
[   68.936432][  T680]  netlink_sendmsg+0x735/0xc60
[   68.936618][  T680]  ? netlink_unicast+0x750/0x750
[   68.936796][  T680]  ? __might_fault+0x97/0x140
[   68.936978][  T680]  ____sys_sendmsg+0x419/0x850
[   68.937180][  T680]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.937360][  T680]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.937567][  T680]  ? move_addr_to_kernel+0x40/0x40
[   68.937746][  T680]  ? stack_depot_save_flags+0x367/0x770
[   68.937927][  T680]  ? validate_chain+0x38b/0xc20
[   68.938120][  T680]  ___sys_sendmsg+0x14e/0x1d0
[   68.938305][  T680]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.938516][  T680]  ? copy_msghdr_from_user+0x460/0x460
[   68.938704][  T680]  __sys_sendmsg+0x145/0x1f0
[   68.938884][  T680]  ? __sys_sendmsg_sock+0x20/0x20
[   68.939061][  T680]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   68.939296][  T680]  ? do_raw_spin_unlock+0x59/0x250
[   68.939478][  T680]  ? rcu_is_watching+0x15/0xd0
[   68.939658][  T680]  do_syscall_64+0x117/0xfc0
[   68.939836][  T680]  ? trace_hardirqs_off+0xd/0x30
[   68.940017][  T680]  ? exc_page_fault+0xee/0x100
[   68.940219][  T680]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   68.940430][  T680] RIP: 0033:0x7f401c54908e
[   68.940614][  T680] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   68.941145][  T680] RSP: 002b:00007ffecd8cf650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.941402][  T680] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f401c54908e
[   68.941643][  T680] RDX: 0000000000000000 RSI: 00007ffecd8cf700 RDI: 0000000000000005
[   68.941888][  T680] RBP: 00007ffecd8cf660 R08: 0000000000000000 R09: 0000000000000000
[   68.942145][  T680] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a8
[   68.942398][  T680] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecd8cfdd0
[   68.942648][  T680]  </TASK>
[   68.942795][  T680] irq event stamp: 21219
[   68.942949][  T680] hardirqs last  enabled at (21229): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   68.943248][  T680] hardirqs last disabled at (21240): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   68.943523][  T680] softirqs last  enabled at (20128): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.943797][  T680] softirqs last disabled at (20126): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   68.944076][  T680] ---[ end trace 0000000000000000 ]---
[   68.981334][  T681] hsr1: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   68.981657][  T681] hsr1: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[   68.982081][  T681] ------------[ cut here ]------------
[   68.982707][  T681] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/681
[   68.982988][  T681] CPU: 2 UID: 0 PID: 681 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   68.983342][  T681] Tainted: [W]=WARN
[   68.983489][  T681] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.983709][  T681] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   68.983940][  T681] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   68.984483][  T681] RSP: 0018:ffa0000001b67020 EFLAGS: 00010286
[   68.984707][  T681] RAX: 00000000ffffffa6 RBX: ff11000015e02040 RCX: 1ff400000036cdca
[   68.984948][  T681] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e020f8
[   68.985213][  T681] RBP: ff11000015afc000 R08: 1fe2200002bc0420 R09: ff11000013a7d158
[   68.985455][  T681] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   68.985699][  T681] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015afcce1
[   68.985943][  T681] FS:  00007f5c8d0da840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   68.986241][  T681] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.986454][  T681] CR2: 000000000f51d988 CR3: 0000000011536002 CR4: 0000000000771ef0
[   68.986694][  T681] PKRU: 55555554
[   68.986839][  T681] Call Trace:
[   68.986984][  T681]  <TASK>
[   68.987113][  T681]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   68.987300][  T681]  rtmsg_ifinfo+0x5c/0xb0
[   68.987447][  T681]  ? mark_held_locks+0x40/0x70
[   68.987630][  T681]  __dev_notify_flags+0x1b8/0x280
[   68.987811][  T681]  ? netif_change_name+0x8c0/0x8c0
[   68.987988][  T681]  ? __dev_change_flags+0x4a4/0x660
[   68.988190][  T681]  ? netif_set_allmulti+0x250/0x250
[   68.988381][  T681]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.988573][  T681]  ? is_bpf_text_address+0x68/0x110
[   68.988769][  T681]  netif_change_flags+0xfe/0x190
[   68.988950][  T681]  do_setlink.isra.0+0x1cc3/0x2750
[   68.989142][  T681]  ? rtnl_link_get_size+0x350/0x350
[   68.989333][  T681]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   68.989543][  T681]  ? rcu_read_lock_any_held+0x3c/0x90
[   68.989723][  T681]  ? validate_chain+0x38b/0xc20
[   68.989900][  T681]  ? rcu_read_lock_any_held+0x66/0x90
[   68.990080][  T681]  ? stack_depot_save_flags+0x367/0x770
[   68.990282][  T681]  ? __lock_acquire+0x508/0xc10
[   68.990463][  T681]  ? lock_acquire.part.0+0xbc/0x260
[   68.990640][  T681]  ? rtnl_newlink+0x883/0xea0
[   68.990819][  T681]  ? rcu_is_watching+0x15/0xd0
[   68.991000][  T681]  ? lock_acquire+0x134/0x160
[   68.991196][  T681]  ? rcu_is_watching+0x15/0xd0
[   68.991375][  T681]  ? rcu_is_watching+0x15/0xd0
[   68.991559][  T681]  ? trace_contention_end+0xb3/0x1a0
[   68.991738][  T681]  ? __mutex_lock+0x1db/0x2010
[   68.991918][  T681]  ? __mutex_lock+0x9b2/0x2010
[   68.992112][  T681]  ? rtnl_newlink+0x883/0xea0
[   68.992299][  T681]  ? ww_mutex_lock+0x160/0x160
[   68.992479][  T681]  ? __rtnl_newlink+0x3fa/0xa50
[   68.992660][  T681]  rtnl_newlink+0x8d1/0xea0
[   68.992840][  T681]  ? lock_acquire.part.0+0xbc/0x260
[   68.993021][  T681]  ? __rtnl_newlink+0xa50/0xa50
[   68.993219][  T681]  ? mark_usage+0x61/0x170
[   68.993416][  T681]  ? lock_acquire.part.0+0xbc/0x260
[   68.993593][  T681]  ? find_held_lock+0x2b/0x80
[   68.993772][  T681]  ? __rtnl_newlink+0xa50/0xa50
[   68.993951][  T681]  ? __lock_release.isra.0+0x6b/0x1a0
[   68.994144][  T681]  ? __rtnl_newlink+0xa50/0xa50
[   68.994337][  T681]  rtnetlink_rcv_msg+0x40d/0x9e0
[   68.994516][  T681]  ? validate_chain+0x38b/0xc20
[   68.994693][  T681]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.994871][  T681]  ? __lock_acquire+0x508/0xc10
[   68.995050][  T681]  ? lock_acquire.part.0+0xbc/0x260
[   68.995248][  T681]  ? find_held_lock+0x2b/0x80
[   68.995428][  T681]  netlink_rcv_skb+0x14e/0x3a0
[   68.995606][  T681]  ? rtnl_stats_set+0x3f0/0x3f0
[   68.995787][  T681]  ? netlink_ack+0xcd0/0xcd0
[   68.995966][  T681]  ? netlink_deliver_tap+0xc5/0x330
[   68.996160][  T681]  ? netlink_deliver_tap+0x13c/0x330
[   68.996353][  T681]  netlink_unicast+0x486/0x750
[   68.996545][  T681]  ? netlink_attachskb+0x810/0x810
[   68.996736][  T681]  ? __lock_acquire+0x508/0xc10
[   68.996926][  T681]  netlink_sendmsg+0x735/0xc60
[   68.997135][  T681]  ? netlink_unicast+0x750/0x750
[   68.997340][  T681]  ? __might_fault+0x97/0x140
[   68.997532][  T681]  ____sys_sendmsg+0x419/0x850
[   68.997732][  T681]  ? copy_msghdr_from_user+0x2a0/0x460
[   68.997975][  T681]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   68.998312][  T681]  ? move_addr_to_kernel+0x40/0x40
[   68.998571][  T681]  ? stack_depot_save_flags+0x367/0x770
[   68.998821][  T681]  ? validate_chain+0x38b/0xc20
[   68.999070][  T681]  ___sys_sendmsg+0x14e/0x1d0
[   68.999309][  T681]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   68.999523][  T681]  ? copy_msghdr_from_user+0x460/0x460
[   68.999711][  T681]  __sys_sendmsg+0x145/0x1f0
[   68.999889][  T681]  ? __sys_sendmsg_sock+0x20/0x20
[   69.000067][  T681]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   69.000303][  T681]  ? do_raw_spin_unlock+0x59/0x250
[   69.000488][  T681]  ? rcu_is_watching+0x15/0xd0
[   69.000667][  T681]  do_syscall_64+0x117/0xfc0
[   69.000846][  T681]  ? trace_hardirqs_off+0xd/0x30
[   69.001023][  T681]  ? exc_page_fault+0xee/0x100
[   69.001224][  T681]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   69.001434][  T681] RIP: 0033:0x7f5c8d31408e
[   69.001621][  T681] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   69.002145][  T681] RSP: 002b:00007ffc10cbf820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.002399][  T681] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5c8d31408e
[   69.002640][  T681] RDX: 0000000000000000 RSI: 00007ffc10cbf8d0 RDI: 0000000000000005
[   69.002886][  T681] RBP: 00007ffc10cbf830 R08: 0000000000000000 R09: 0000000000000000
[   69.003139][  T681] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a8
[   69.003403][  T681] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc10cbffa0
[   69.003657][  T681]  </TASK>
[   69.003811][  T681] irq event stamp: 25423
[   69.003970][  T681] hardirqs last  enabled at (25433): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.004340][  T681] hardirqs last disabled at (25444): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.004615][  T681] softirqs last  enabled at (24378): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   69.004890][  T681] softirqs last disabled at (24371): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   69.005188][  T681] ---[ end trace 0000000000000000 ]---
[   69.005991][  T681] ------------[ cut here ]------------
[   69.006202][  T681] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/681
[   69.006509][  T681] CPU: 2 UID: 0 PID: 681 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   69.006847][  T681] Tainted: [W]=WARN
[   69.007003][  T681] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.007649][  T681] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   69.007969][  T681] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   69.008629][  T681] RSP: 0018:ffa0000001b66da0 EFLAGS: 00010286
[   69.008928][  T681] RAX: 00000000ffffffa6 RBX: ff11000015e02900 RCX: 1ff400000036cd7a
[   69.009285][  T681] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e029b8
[   69.009714][  T681] RBP: ff11000015afc000 R08: 1fe2200002bc0538 R09: ff11000013a7d158
[   69.010073][  T681] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   69.010391][  T681] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   69.010644][  T681] FS:  00007f5c8d0da840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   69.010936][  T681] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.011183][  T681] CR2: 000000000f51d988 CR3: 0000000011536002 CR4: 0000000000771ef0
[   69.011446][  T681] PKRU: 55555554
[   69.011598][  T681] Call Trace:
[   69.011762][  T681]  <TASK>
[   69.011881][  T681]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   69.012069][  T681]  ? notifier_call_chain+0xb0/0x320
[   69.012278][  T681]  rtmsg_ifinfo+0x5c/0xb0
[   69.012434][  T681]  netif_state_change+0x155/0x340
[   69.012624][  T681]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   69.012843][  T681]  ? print_lock_name+0x4c/0x110
[   69.013031][  T681]  netif_set_operstate+0xc1/0x100
[   69.013239][  T681]  ? rtnl_put_cacheinfo+0x250/0x250
[   69.013430][  T681]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   69.013660][  T681]  ? hsr_port_get_hsr+0x9c/0x150
[   69.013844][  T681]  ? packet_notifier+0x1c2/0xbd0
[   69.014030][  T681]  ? mutex_is_locked+0x1c/0x50
[   69.014245][  T681]  hsr_netdev_notify+0x387/0xad0
[   69.014447][  T681]  ? hsr_port_get_hsr+0x150/0x150
[   69.014635][  T681]  notifier_call_chain+0xb0/0x320
[   69.014821][  T681]  __dev_notify_flags+0xde/0x280
[   69.015008][  T681]  ? netif_change_name+0x8c0/0x8c0
[   69.015217][  T681]  ? netif_set_allmulti+0x250/0x250
[   69.015406][  T681]  ? __lock_release.isra.0+0x6b/0x1a0
[   69.015598][  T681]  ? is_bpf_text_address+0x68/0x110
[   69.015787][  T681]  netif_change_flags+0xfe/0x190
[   69.015973][  T681]  do_setlink.isra.0+0x1cc3/0x2750
[   69.016181][  T681]  ? rtnl_link_get_size+0x350/0x350
[   69.016368][  T681]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   69.016625][  T681]  ? rcu_read_lock_any_held+0x3c/0x90
[   69.016882][  T681]  ? validate_chain+0x38b/0xc20
[   69.017166][  T681]  ? rcu_read_lock_any_held+0x66/0x90
[   69.017424][  T681]  ? stack_depot_save_flags+0x367/0x770
[   69.017702][  T681]  ? __lock_acquire+0x508/0xc10
[   69.017962][  T681]  ? lock_acquire.part.0+0xbc/0x260
[   69.018240][  T681]  ? rtnl_newlink+0x883/0xea0
[   69.018432][  T681]  ? rcu_is_watching+0x15/0xd0
[   69.018621][  T681]  ? lock_acquire+0x134/0x160
[   69.018809][  T681]  ? rcu_is_watching+0x15/0xd0
[   69.018993][  T681]  ? rcu_is_watching+0x15/0xd0
[   69.019201][  T681]  ? trace_contention_end+0xb3/0x1a0
[   69.019389][  T681]  ? __mutex_lock+0x1db/0x2010
[   69.019575][  T681]  ? __mutex_lock+0x9b2/0x2010
[   69.019761][  T681]  ? rtnl_newlink+0x883/0xea0
[   69.019946][  T681]  ? ww_mutex_lock+0x160/0x160
[   69.020157][  T681]  ? __rtnl_newlink+0x3fa/0xa50
[   69.020350][  T681]  rtnl_newlink+0x8d1/0xea0
[   69.020538][  T681]  ? lock_acquire.part.0+0xbc/0x260
[   69.020723][  T681]  ? __rtnl_newlink+0xa50/0xa50
[   69.020909][  T681]  ? mark_usage+0x61/0x170
[   69.021110][  T681]  ? lock_acquire.part.0+0xbc/0x260
[   69.021302][  T681]  ? find_held_lock+0x2b/0x80
[   69.021486][  T681]  ? __rtnl_newlink+0xa50/0xa50
[   69.021672][  T681]  ? __lock_release.isra.0+0x6b/0x1a0
[   69.021862][  T681]  ? __rtnl_newlink+0xa50/0xa50
[   69.022049][  T681]  rtnetlink_rcv_msg+0x40d/0x9e0
[   69.022260][  T681]  ? validate_chain+0x38b/0xc20
[   69.022455][  T681]  ? rtnl_stats_set+0x3f0/0x3f0
[   69.022651][  T681]  ? __lock_acquire+0x508/0xc10
[   69.022838][  T681]  ? lock_acquire.part.0+0xbc/0x260
[   69.023021][  T681]  ? find_held_lock+0x2b/0x80
[   69.023233][  T681]  netlink_rcv_skb+0x14e/0x3a0
[   69.023420][  T681]  ? rtnl_stats_set+0x3f0/0x3f0
[   69.023607][  T681]  ? netlink_ack+0xcd0/0xcd0
[   69.023794][  T681]  ? netlink_deliver_tap+0xc5/0x330
[   69.023978][  T681]  ? netlink_deliver_tap+0x13c/0x330
[   69.024188][  T681]  netlink_unicast+0x486/0x750
[   69.024378][  T681]  ? netlink_attachskb+0x810/0x810
[   69.024564][  T681]  ? __lock_acquire+0x508/0xc10
[   69.024757][  T681]  netlink_sendmsg+0x735/0xc60
[   69.024945][  T681]  ? netlink_unicast+0x750/0x750
[   69.025155][  T681]  ? __might_fault+0x97/0x140
[   69.025345][  T681]  ____sys_sendmsg+0x419/0x850
[   69.025532][  T681]  ? copy_msghdr_from_user+0x2a0/0x460
[   69.025717][  T681]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   69.025935][  T681]  ? move_addr_to_kernel+0x40/0x40
[   69.026141][  T681]  ? stack_depot_save_flags+0x367/0x770
[   69.026341][  T681]  ? validate_chain+0x38b/0xc20
[   69.026529][  T681]  ___sys_sendmsg+0x14e/0x1d0
[   69.026725][  T681]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   69.026946][  T681]  ? copy_msghdr_from_user+0x460/0x460
[   69.027161][  T681]  __sys_sendmsg+0x145/0x1f0
[   69.027353][  T681]  ? __sys_sendmsg_sock+0x20/0x20
[   69.027540][  T681]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   69.027760][  T681]  ? do_raw_spin_unlock+0x59/0x250
[   69.027946][  T681]  ? rcu_is_watching+0x15/0xd0
[   69.028153][  T681]  do_syscall_64+0x117/0xfc0
[   69.028342][  T681]  ? trace_hardirqs_off+0xd/0x30
[   69.028527][  T681]  ? exc_page_fault+0xee/0x100
[   69.028713][  T681]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   69.028933][  T681] RIP: 0033:0x7f5c8d31408e
[   69.029141][  T681] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   69.029697][  T681] RSP: 002b:00007ffc10cbf820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.030046][  T681] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5c8d31408e
[   69.030329][  T681] RDX: 0000000000000000 RSI: 00007ffc10cbf8d0 RDI: 0000000000000005
[   69.030595][  T681] RBP: 00007ffc10cbf830 R08: 0000000000000000 R09: 0000000000000000
[   69.030847][  T681] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a8
[   69.031112][  T681] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc10cbffa0
[   69.031378][  T681]  </TASK>
[   69.031528][  T681] irq event stamp: 28437
[   69.031679][  T681] hardirqs last  enabled at (28447): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.031966][  T681] hardirqs last disabled at (28456): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.032272][  T681] softirqs last  enabled at (27374): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   69.032562][  T681] softirqs last disabled at (27307): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   69.032849][  T681] ---[ end trace 0000000000000000 ]---
[   69.076189][  T682] ------------[ cut here ]------------
[   69.076453][  T682] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/682
[   69.076816][  T682] CPU: 3 UID: 0 PID: 682 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   69.077902][  T682] Tainted: [W]=WARN
[   69.078066][  T682] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.078335][  T682] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   69.078603][  T682] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   69.079338][  T682] RSP: 0018:ffa0000001b77020 EFLAGS: 00010286
[   69.079599][  T682] RAX: 00000000ffffffa6 RBX: ff11000015e03380 RCX: 1ff400000036edca
[   69.079900][  T682] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e03438
[   69.080230][  T682] RBP: ff1100000543c000 R08: 1fe2200002bc0688 R09: ff11000013a7ae58
[   69.080531][  T682] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   69.080835][  T682] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000543cce1
[   69.081155][  T682] FS:  00007fe6ea1e3840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   69.081513][  T682] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.081764][  T682] CR2: 000000000be6d988 CR3: 0000000016117006 CR4: 0000000000771ef0
[   69.082069][  T682] PKRU: 55555554
[   69.082267][  T682] Call Trace:
[   69.082424][  T682]  <TASK>
[   69.082532][  T682]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   69.082741][  T682]  rtmsg_ifinfo+0x5c/0xb0
[   69.082896][  T682]  ? mark_held_locks+0x40/0x70
[   69.083105][  T682]  __dev_notify_flags+0x1b8/0x280
[   69.083319][  T682]  ? netif_change_name+0x8c0/0x8c0
[   69.083533][  T682]  ? __dev_change_flags+0x4a4/0x660
[   69.083736][  T682]  ? netif_set_allmulti+0x250/0x250
[   69.083939][  T682]  ? __lock_release.isra.0+0x6b/0x1a0
[   69.084158][  T682]  ? is_bpf_text_address+0x68/0x110
[   69.084400][  T682]  netif_change_flags+0xfe/0x190
[   69.084613][  T682]  do_setlink.isra.0+0x1cc3/0x2750
[   69.084820][  T682]  ? rtnl_link_get_size+0x350/0x350
[   69.085023][  T682]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   69.085291][  T682]  ? rcu_read_lock_any_held+0x3c/0x90
[   69.085492][  T682]  ? validate_chain+0x38b/0xc20
[   69.085692][  T682]  ? rcu_read_lock_any_held+0x66/0x90
[   69.085896][  T682]  ? stack_depot_save_flags+0x367/0x770
[   69.086112][  T682]  ? __lock_acquire+0x508/0xc10
[   69.086327][  T682]  ? lock_acquire.part.0+0xbc/0x260
[   69.086529][  T682]  ? rtnl_newlink+0x883/0xea0
[   69.086735][  T682]  ? rcu_is_watching+0x15/0xd0
[   69.086941][  T682]  ? lock_acquire+0x134/0x160
[   69.087153][  T682]  ? rcu_is_watching+0x15/0xd0
[   69.087371][  T682]  ? rcu_is_watching+0x15/0xd0
[   69.087586][  T682]  ? trace_contention_end+0xb3/0x1a0
[   69.087791][  T682]  ? __mutex_lock+0x1db/0x2010
[   69.088000][  T682]  ? __mutex_lock+0x9b2/0x2010
[   69.088214][  T682]  ? rtnl_newlink+0x883/0xea0
[   69.088418][  T682]  ? ww_mutex_lock+0x160/0x160
[   69.088626][  T682]  ? __rtnl_newlink+0x3fa/0xa50
[   69.088832][  T682]  rtnl_newlink+0x8d1/0xea0
[   69.089040][  T682]  ? lock_acquire.part.0+0xbc/0x260
[   69.089254][  T682]  ? __rtnl_newlink+0xa50/0xa50
[   69.089453][  T682]  ? mark_usage+0x61/0x170
[   69.089662][  T682]  ? lock_acquire.part.0+0xbc/0x260
[   69.089865][  T682]  ? find_held_lock+0x2b/0x80
[   69.090068][  T682]  ? __rtnl_newlink+0xa50/0xa50
[   69.090283][  T682]  ? __lock_release.isra.0+0x6b/0x1a0
[   69.090485][  T682]  ? __rtnl_newlink+0xa50/0xa50
[   69.090684][  T682]  rtnetlink_rcv_msg+0x40d/0x9e0
[   69.090883][  T682]  ? validate_chain+0x38b/0xc20
[   69.091085][  T682]  ? rtnl_stats_set+0x3f0/0x3f0
[   69.091327][  T682]  ? __lock_acquire+0x508/0xc10
[   69.091534][  T682]  ? lock_acquire.part.0+0xbc/0x260
[   69.091735][  T682]  ? find_held_lock+0x2b/0x80
[   69.091939][  T682]  netlink_rcv_skb+0x14e/0x3a0
[   69.092152][  T682]  ? rtnl_stats_set+0x3f0/0x3f0
[   69.092352][  T682]  ? netlink_ack+0xcd0/0xcd0
[   69.092558][  T682]  ? netlink_deliver_tap+0xc5/0x330
[   69.092756][  T682]  ? netlink_deliver_tap+0x13c/0x330
[   69.092962][  T682]  netlink_unicast+0x486/0x750
[   69.093205][  T682]  ? netlink_attachskb+0x810/0x810
[   69.093410][  T682]  ? __lock_acquire+0x508/0xc10
[   69.093614][  T682]  netlink_sendmsg+0x735/0xc60
[   69.093817][  T682]  ? netlink_unicast+0x750/0x750
[   69.094025][  T682]  ? __might_fault+0x97/0x140
[   69.094246][  T682]  ____sys_sendmsg+0x419/0x850
[   69.094471][  T682]  ? copy_msghdr_from_user+0x2a0/0x460
[   69.094678][  T682]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   69.094933][  T682]  ? move_addr_to_kernel+0x40/0x40
[   69.095146][  T682]  ? stack_depot_save_flags+0x367/0x770
[   69.095360][  T682]  ? validate_chain+0x38b/0xc20
[   69.095564][  T682]  ___sys_sendmsg+0x14e/0x1d0
[   69.095762][  T682]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   69.096016][  T682]  ? copy_msghdr_from_user+0x460/0x460
[   69.096252][  T682]  __sys_sendmsg+0x145/0x1f0
[   69.096460][  T682]  ? __sys_sendmsg_sock+0x20/0x20
[   69.096662][  T682]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   69.096911][  T682]  ? do_raw_spin_unlock+0x59/0x250
[   69.097118][  T682]  ? rcu_is_watching+0x15/0xd0
[   69.097332][  T682]  do_syscall_64+0x117/0xfc0
[   69.097533][  T682]  ? trace_hardirqs_off+0xd/0x30
[   69.097735][  T682]  ? exc_page_fault+0xee/0x100
[   69.097941][  T682]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   69.098220][  T682] RIP: 0033:0x7fe6ea41d08e
[   69.098433][  T682] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   69.099171][  T682] RSP: 002b:00007ffcf2d0ce80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.099488][  T682] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe6ea41d08e
[   69.099803][  T682] RDX: 0000000000000000 RSI: 00007ffcf2d0cf30 RDI: 0000000000000005
[   69.100117][  T682] RBP: 00007ffcf2d0ce90 R08: 0000000000000000 R09: 0000000000000000
[   69.100423][  T682] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a8
[   69.100738][  T682] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf2d0d600
[   69.101048][  T682]  </TASK>
[   69.101212][  T682] irq event stamp: 16415
[   69.101362][  T682] hardirqs last  enabled at (16423): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.101708][  T682] hardirqs last disabled at (16430): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.102059][  T682] softirqs last  enabled at (16326): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   69.102446][  T682] softirqs last disabled at (16321): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   69.102795][  T682] ---[ end trace 0000000000000000 ]---
[   69.152821][  T683] ------------[ cut here ]------------
[   69.152999][  T683] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/683
[   69.153495][  T683] CPU: 0 UID: 0 PID: 683 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   69.153780][  T683] Tainted: [W]=WARN
[   69.153886][  T683] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.154071][  T683] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   69.154408][  T683] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   69.154888][  T683] RSP: 0018:ffa0000001b67020 EFLAGS: 00010286
[   69.155054][  T683] RAX: 00000000ffffffa6 RBX: ff11000015e3cc80 RCX: 1ff400000036cdca
[   69.155277][  T683] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3cd38
[   69.155471][  T683] RBP: ff11000015b99000 R08: 1fe2200002bc79a8 R09: ff110000160d5158
[   69.155669][  T683] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   69.155867][  T683] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015b99ce1
[   69.156061][  T683] FS:  00007efdd9cb2840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   69.156306][  T683] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.156473][  T683] CR2: 00007efdd9f821a0 CR3: 000000001611f005 CR4: 0000000000771ef0
[   69.156668][  T683] PKRU: 55555554
[   69.156766][  T683] Call Trace:
[   69.156863][  T683]  <TASK>
[   69.156931][  T683]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   69.157064][  T683]  rtmsg_ifinfo+0x5c/0xb0
[   69.157174][  T683]  ? mark_held_locks+0x40/0x70
[   69.157305][  T683]  __dev_notify_flags+0x1b8/0x280
[   69.157437][  T683]  ? netif_change_name+0x8c0/0x8c0
[   69.157569][  T683]  ? __dev_change_flags+0x4a4/0x660
[   69.157702][  T683]  ? netif_set_allmulti+0x250/0x250
[   69.157830][  T683]  ? __lock_release.isra.0+0x6b/0x1a0
[   69.157962][  T683]  ? is_bpf_text_address+0x68/0x110
[   69.158094][  T683]  netif_change_flags+0xfe/0x190
[   69.158238][  T683]  do_setlink.isra.0+0x1cc3/0x2750
[   69.158370][  T683]  ? rtnl_link_get_size+0x350/0x350
[   69.158503][  T683]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   69.158670][  T683]  ? rcu_read_lock_any_held+0x3c/0x90
[   69.158801][  T683]  ? validate_chain+0x38b/0xc20
[   69.158931][  T683]  ? rcu_read_lock_any_held+0x66/0x90
[   69.159061][  T683]  ? stack_depot_save_flags+0x367/0x770
[   69.159207][  T683]  ? __lock_acquire+0x508/0xc10
[   69.159339][  T683]  ? lock_acquire.part.0+0xbc/0x260
[   69.159469][  T683]  ? rtnl_newlink+0x883/0xea0
[   69.159600][  T683]  ? rcu_is_watching+0x15/0xd0
[   69.159730][  T683]  ? lock_acquire+0x134/0x160
[   69.159860][  T683]  ? rcu_is_watching+0x15/0xd0
[   69.159993][  T683]  ? rcu_is_watching+0x15/0xd0
[   69.160136][  T683]  ? trace_contention_end+0xb3/0x1a0
[   69.160281][  T683]  ? __mutex_lock+0x1db/0x2010
[   69.160422][  T683]  ? __mutex_lock+0x9b2/0x2010
[   69.160560][  T683]  ? rtnl_newlink+0x883/0xea0
[   69.160692][  T683]  ? ww_mutex_lock+0x160/0x160
[   69.160825][  T683]  ? __rtnl_newlink+0x3fa/0xa50
[   69.160956][  T683]  rtnl_newlink+0x8d1/0xea0
[   69.161087][  T683]  ? lock_acquire.part.0+0xbc/0x260
[   69.161229][  T683]  ? __rtnl_newlink+0xa50/0xa50
[   69.161361][  T683]  ? mark_usage+0x61/0x170
[   69.161493][  T683]  ? lock_acquire.part.0+0xbc/0x260
[   69.161623][  T683]  ? find_held_lock+0x2b/0x80
[   69.161794][  T683]  ? __rtnl_newlink+0xa50/0xa50
[   69.161950][  T683]  ? __lock_release.isra.0+0x6b/0x1a0
[   69.162083][  T683]  ? __rtnl_newlink+0xa50/0xa50
[   69.162241][  T683]  rtnetlink_rcv_msg+0x40d/0x9e0
[   69.162371][  T683]  ? validate_chain+0x38b/0xc20
[   69.162503][  T683]  ? rtnl_stats_set+0x3f0/0x3f0
[   69.162682][  T683]  ? __lock_acquire+0x508/0xc10
[   69.162813][  T683]  ? lock_acquire.part.0+0xbc/0x260
[   69.162944][  T683]  ? find_held_lock+0x2b/0x80
[   69.163072][  T683]  netlink_rcv_skb+0x14e/0x3a0
[   69.163222][  T683]  ? rtnl_stats_set+0x3f0/0x3f0
[   69.163352][  T683]  ? netlink_ack+0xcd0/0xcd0
[   69.163485][  T683]  ? netlink_deliver_tap+0xc5/0x330
[   69.163647][  T683]  ? netlink_deliver_tap+0x13c/0x330
[   69.163803][  T683]  netlink_unicast+0x486/0x750
[   69.163936][  T683]  ? netlink_attachskb+0x810/0x810
[   69.164075][  T683]  ? __lock_acquire+0x508/0xc10
[   69.164220][  T683]  netlink_sendmsg+0x735/0xc60
[   69.164356][  T683]  ? netlink_unicast+0x750/0x750
[   69.164486][  T683]  ? __might_fault+0x97/0x140
[   69.164619][  T683]  ____sys_sendmsg+0x419/0x850
[   69.164749][  T683]  ? copy_msghdr_from_user+0x2a0/0x460
[   69.164884][  T683]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   69.165044][  T683]  ? move_addr_to_kernel+0x40/0x40
[   69.165185][  T683]  ? stack_depot_save_flags+0x367/0x770
[   69.165317][  T683]  ? validate_chain+0x38b/0xc20
[   69.165448][  T683]  ___sys_sendmsg+0x14e/0x1d0
[   69.165577][  T683]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   69.165740][  T683]  ? copy_msghdr_from_user+0x460/0x460
[   69.165878][  T683]  __sys_sendmsg+0x145/0x1f0
[   69.166008][  T683]  ? __sys_sendmsg_sock+0x20/0x20
[   69.166144][  T683]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   69.166312][  T683]  ? do_raw_spin_unlock+0x59/0x250
[   69.166446][  T683]  ? rcu_is_watching+0x15/0xd0
[   69.166580][  T683]  do_syscall_64+0x117/0xfc0
[   69.166713][  T683]  ? trace_hardirqs_off+0xd/0x30
[   69.166850][  T683]  ? exc_page_fault+0xee/0x100
[   69.166983][  T683]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   69.167162][  T683] RIP: 0033:0x7efdd9eec08e
[   69.167304][  T683] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   69.167777][  T683] RSP: 002b:00007ffd22e91940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.167977][  T683] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efdd9eec08e
[   69.168184][  T683] RDX: 0000000000000000 RSI: 00007ffd22e919f0 RDI: 0000000000000005
[   69.168383][  T683] RBP: 00007ffd22e91950 R08: 0000000000000000 R09: 0000000000000000
[   69.168586][  T683] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a8
[   69.168780][  T683] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd22e920c0
[   69.168984][  T683]  </TASK>
[   69.169084][  T683] irq event stamp: 22073
[   69.169194][  T683] hardirqs last  enabled at (22083): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.169423][  T683] hardirqs last disabled at (22090): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.169652][  T683] softirqs last  enabled at (21698): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   69.169884][  T683] softirqs last disabled at (21693): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   69.170115][  T683] ---[ end trace 0000000000000000 ]---
[   69.170974][   T36] ------------[ cut here ]------------
[   69.171193][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u17:0/36
[   69.171514][   T36] CPU: 2 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   69.171868][   T36] Tainted: [W]=WARN
[   69.172012][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.172256][   T36] Workqueue: events_unbound linkwatch_event
[   69.172472][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   69.172699][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   69.173224][   T36] RSP: 0018:ffa000000028f760 EFLAGS: 00010286
[   69.173443][   T36] RAX: 00000000ffffffa6 RBX: ff11000013ff2c80 RCX: 1ff4000000051eb2
[   69.173680][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff2d38
[   69.173919][   T36] RBP: ff11000015afc000 R08: 1fe22000027fe5a8 R09: ff11000001d651a8
[   69.174178][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   69.174421][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   69.174661][   T36] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   69.174932][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.175158][   T36] CR2: 000000000f51d988 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   69.175402][   T36] PKRU: 55555554
[   69.175546][   T36] Call Trace:
[   69.175689][   T36]  <TASK>
[   69.175803][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   69.175982][   T36]  ? notifier_call_chain+0xb0/0x320
[   69.176183][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   69.176333][   T36]  netif_state_change+0x155/0x340
[   69.176512][   T36]  ? __queue_work+0x31a/0xc00
[   69.176690][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   69.176904][   T36]  ? lockdep_hardirqs_on+0x8c/0x130
[   69.177082][   T36]  ? mod_delayed_work_on+0x109/0x120
[   69.177282][   T36]  netif_set_operstate+0xc1/0x100
[   69.177459][   T36]  ? rtnl_put_cacheinfo+0x250/0x250
[   69.177633][   T36]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   69.177841][   T36]  hsr_check_carrier_and_operstate+0x4da/0x700
[   69.178056][   T36]  hsr_netdev_notify+0x387/0xad0
[   69.178258][   T36]  ? unregister_vlan_dev+0x380/0x380
[   69.178436][   T36]  ? hsr_port_get_hsr+0x150/0x150
[   69.178614][   T36]  notifier_call_chain+0xb0/0x320
[   69.178792][   T36]  netif_state_change+0x139/0x340
[   69.178969][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   69.179200][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   69.179382][   T36]  __linkwatch_run_queue+0x34c/0x750
[   69.179562][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   69.179742][   T36]  linkwatch_event+0x7f/0xb0
[   69.179920][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   69.180112][   T36]  process_one_work+0xdf8/0x1410
[   69.180297][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   69.180474][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   69.180655][   T36]  worker_thread+0x4f1/0xd60
[   69.180842][   T36]  ? rescuer_thread+0x1320/0x1320
[   69.181019][   T36]  kthread+0x367/0x460
[   69.181187][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   69.181400][   T36]  ? kthread_affine_node+0x330/0x330
[   69.181576][   T36]  ret_from_fork+0x474/0x6b0
[   69.181756][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   69.181964][   T36]  ? __switch_to+0x5a3/0xe00
[   69.182170][   T36]  ? kthread_affine_node+0x330/0x330
[   69.182348][   T36]  ret_from_fork_asm+0x11/0x20
[   69.182535][   T36]  </TASK>
[   69.182679][   T36] irq event stamp: 247791
[   69.182822][   T36] hardirqs last  enabled at (247801): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.183094][   T36] hardirqs last disabled at (247810): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.183388][   T36] softirqs last  enabled at (247540): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   69.183658][   T36] softirqs last disabled at (247527): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   69.183928][   T36] ---[ end trace 0000000000000000 ]---
[   69.189256][   T36] ------------[ cut here ]------------
[   69.189432][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u17:0/36
[   69.189723][   T36] CPU: 2 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   69.190045][   T36] Tainted: [W]=WARN
[   69.190678][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.191136][   T36] Workqueue: events_unbound linkwatch_event
[   69.191417][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   69.191677][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   69.192226][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   69.192475][   T36] RAX: 00000000ffffffa6 RBX: ff11000013ff2e40 RCX: 1ff4000000051f02
[   69.192755][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff2ef8
[   69.193031][   T36] RBP: ff1100000ff94000 R08: 1fe22000027fe5e0 R09: ff11000001d651a8
[   69.193327][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   69.193608][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   69.193890][   T36] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   69.194220][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.194472][   T36] CR2: 000000000f51d988 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   69.194751][   T36] PKRU: 55555554
[   69.194938][   T36] Call Trace:
[   69.195138][   T36]  <TASK>
[   69.195309][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   69.195519][   T36]  ? notifier_call_chain+0xb0/0x320
[   69.195688][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   69.195830][   T36]  netif_state_change+0x155/0x340
[   69.196005][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   69.196229][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   69.196400][   T36]  __linkwatch_run_queue+0x34c/0x750
[   69.196574][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   69.196775][   T36]  linkwatch_event+0x7f/0xb0
[   69.196949][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   69.197140][   T36]  process_one_work+0xdf8/0x1410
[   69.197355][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   69.197524][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   69.197704][   T36]  worker_thread+0x4f1/0xd60
[   69.197877][   T36]  ? rescuer_thread+0x1320/0x1320
[   69.198048][   T36]  kthread+0x367/0x460
[   69.198205][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   69.198441][   T36]  ? kthread_affine_node+0x330/0x330
[   69.198611][   T36]  ret_from_fork+0x474/0x6b0
[   69.198817][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   69.199047][   T36]  ? __switch_to+0x5a3/0xe00
[   69.199238][   T36]  ? kthread_affine_node+0x330/0x330
[   69.199410][   T36]  ret_from_fork_asm+0x11/0x20
[   69.199587][   T36]  </TASK>
[   69.199726][   T36] irq event stamp: 256395
[   69.199868][   T36] hardirqs last  enabled at (256405): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.200157][   T36] hardirqs last disabled at (256416): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.200421][   T36] softirqs last  enabled at (256240): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   69.200681][   T36] softirqs last disabled at (256229): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   69.200942][   T36] ---[ end trace 0000000000000000 ]---
[   69.201681][   T36] ------------[ cut here ]------------
[   69.201820][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u17:0/36
[   69.202079][   T36] CPU: 1 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   69.202403][   T36] Tainted: [W]=WARN
[   69.202496][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.202653][   T36] Workqueue: events_unbound linkwatch_event
[   69.202813][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   69.202975][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   69.203427][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   69.203584][   T36] RAX: 00000000ffffffa6 RBX: ff11000013ff3540 RCX: 1ff4000000051f02
[   69.203770][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff35f8
[   69.203954][   T36] RBP: ff11000015afc000 R08: 1fe22000027fe6c0 R09: ff11000001d651a8
[   69.204155][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   69.204337][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   69.204532][   T36] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   69.204751][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.204903][   T36] CR2: 0000555faa067d5c CR3: 000000000bb49004 CR4: 0000000000771ef0
[   69.205091][   T36] PKRU: 55555554
[   69.205196][   T36] Call Trace:
[   69.205289][   T36]  <TASK>
[   69.205353][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   69.205482][   T36]  ? notifier_call_chain+0xb0/0x320
[   69.205605][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   69.205698][   T36]  netif_state_change+0x155/0x340
[   69.205822][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   69.205975][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   69.206103][   T36]  __linkwatch_run_queue+0x34c/0x750
[   69.206236][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   69.206360][   T36]  linkwatch_event+0x7f/0xb0
[   69.206481][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   69.206601][   T36]  process_one_work+0xdf8/0x1410
[   69.206727][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   69.206850][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   69.206976][   T36]  worker_thread+0x4f1/0xd60
[   69.207125][   T36]  ? rescuer_thread+0x1320/0x1320
[   69.207252][   T36]  kthread+0x367/0x460
[   69.207346][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   69.207500][   T36]  ? kthread_affine_node+0x330/0x330
[   69.207623][   T36]  ret_from_fork+0x474/0x6b0
[   69.207747][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   69.207902][   T36]  ? __switch_to+0x5a3/0xe00
[   69.208026][   T36]  ? kthread_affine_node+0x330/0x330
[   69.208164][   T36]  ret_from_fork_asm+0x11/0x20
[   69.208295][   T36]  </TASK>
[   69.208386][   T36] irq event stamp: 257223
[   69.208477][   T36] hardirqs last  enabled at (257231): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.208690][   T36] hardirqs last disabled at (257238): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.208902][   T36] softirqs last  enabled at (257138): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   69.209123][   T36] softirqs last disabled at (257105): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   69.209340][   T36] ---[ end trace 0000000000000000 ]---
[   69.228362][  T684] hsr2: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   69.228721][  T684] hsr2: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[   69.229287][  T684] ------------[ cut here ]------------
[   69.229489][  T684] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/684
[   69.229882][  T684] CPU: 3 UID: 0 PID: 684 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   69.230319][  T684] Tainted: [W]=WARN
[   69.230475][  T684] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.230733][  T684] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   69.230999][  T684] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   69.231744][  T684] RSP: 0018:ffa0000001a87020 EFLAGS: 00010286
[   69.232004][  T684] RAX: 00000000ffffffa6 RBX: ff11000004e39e00 RCX: 1ff4000000350dca
[   69.232325][  T684] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39eb8
[   69.232630][  T684] RBP: ff11000013f21000 R08: 1fe22000009c73d8 R09: ff110000160d2e58
[   69.232931][  T684] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   69.233248][  T684] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013f21ce1
[   69.233558][  T684] FS:  00007f882cfc5840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   69.233918][  T684] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.234284][  T684] CR2: 000000002a6d9988 CR3: 0000000016127002 CR4: 0000000000771ef0
[   69.234590][  T684] PKRU: 55555554
[   69.234742][  T684] Call Trace:
[   69.234895][  T684]  <TASK>
[   69.235002][  T684]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   69.235315][  T684]  rtmsg_ifinfo+0x5c/0xb0
[   69.235582][  T684]  ? mark_held_locks+0x40/0x70
[   69.235793][  T684]  __dev_notify_flags+0x1b8/0x280
[   69.235999][  T684]  ? netif_change_name+0x8c0/0x8c0
[   69.236297][  T684]  ? __dev_change_flags+0x4a4/0x660
[   69.236498][  T684]  ? netif_set_allmulti+0x250/0x250
[   69.236700][  T684]  ? __lock_release.isra.0+0x6b/0x1a0
[   69.236906][  T684]  ? is_bpf_text_address+0x68/0x110
[   69.237123][  T684]  netif_change_flags+0xfe/0x190
[   69.237335][  T684]  do_setlink.isra.0+0x1cc3/0x2750
[   69.237540][  T684]  ? rtnl_link_get_size+0x350/0x350
[   69.237743][  T684]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   69.238001][  T684]  ? rcu_read_lock_any_held+0x3c/0x90
[   69.238221][  T684]  ? validate_chain+0x38b/0xc20
[   69.238426][  T684]  ? rcu_read_lock_any_held+0x66/0x90
[   69.238634][  T684]  ? stack_depot_save_flags+0x367/0x770
[   69.238841][  T684]  ? __lock_acquire+0x508/0xc10
[   69.239047][  T684]  ? lock_acquire.part.0+0xbc/0x260
[   69.239261][  T684]  ? rtnl_newlink+0x883/0xea0
[   69.239458][  T684]  ? rcu_is_watching+0x15/0xd0
[   69.239664][  T684]  ? lock_acquire+0x134/0x160
[   69.239869][  T684]  ? rcu_is_watching+0x15/0xd0
[   69.240078][  T684]  ? rcu_is_watching+0x15/0xd0
[   69.240300][  T684]  ? trace_contention_end+0xb3/0x1a0
[   69.240502][  T684]  ? __mutex_lock+0x1db/0x2010
[   69.240708][  T684]  ? __mutex_lock+0x9b2/0x2010
[   69.240911][  T684]  ? rtnl_newlink+0x883/0xea0
[   69.241123][  T684]  ? ww_mutex_lock+0x160/0x160
[   69.241334][  T684]  ? __rtnl_newlink+0x3fa/0xa50
[   69.241543][  T684]  rtnl_newlink+0x8d1/0xea0
[   69.241756][  T684]  ? lock_acquire.part.0+0xbc/0x260
[   69.241960][  T684]  ? __rtnl_newlink+0xa50/0xa50
[   69.242174][  T684]  ? mark_usage+0x61/0x170
[   69.242383][  T684]  ? lock_acquire.part.0+0xbc/0x260
[   69.242585][  T684]  ? find_held_lock+0x2b/0x80
[   69.242789][  T684]  ? __rtnl_newlink+0xa50/0xa50
[   69.242994][  T684]  ? __lock_release.isra.0+0x6b/0x1a0
[   69.243208][  T684]  ? __rtnl_newlink+0xa50/0xa50
[   69.243415][  T684]  rtnetlink_rcv_msg+0x40d/0x9e0
[   69.243616][  T684]  ? validate_chain+0x38b/0xc20
[   69.243818][  T684]  ? rtnl_stats_set+0x3f0/0x3f0
[   69.244022][  T684]  ? __lock_acquire+0x508/0xc10
[   69.244246][  T684]  ? lock_acquire.part.0+0xbc/0x260
[   69.244450][  T684]  ? find_held_lock+0x2b/0x80
[   69.244655][  T684]  netlink_rcv_skb+0x14e/0x3a0
[   69.244862][  T684]  ? rtnl_stats_set+0x3f0/0x3f0
[   69.245071][  T684]  ? netlink_ack+0xcd0/0xcd0
[   69.245296][  T684]  ? netlink_deliver_tap+0xc5/0x330
[   69.245498][  T684]  ? netlink_deliver_tap+0x13c/0x330
[   69.245704][  T684]  netlink_unicast+0x486/0x750
[   69.245908][  T684]  ? netlink_attachskb+0x810/0x810
[   69.246116][  T684]  ? __lock_acquire+0x508/0xc10
[   69.246329][  T684]  netlink_sendmsg+0x735/0xc60
[   69.246538][  T684]  ? netlink_unicast+0x750/0x750
[   69.246744][  T684]  ? __might_fault+0x97/0x140
[   69.246953][  T684]  ____sys_sendmsg+0x419/0x850
[   69.247169][  T684]  ? copy_msghdr_from_user+0x2a0/0x460
[   69.247372][  T684]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   69.247622][  T684]  ? move_addr_to_kernel+0x40/0x40
[   69.247828][  T684]  ? stack_depot_save_flags+0x367/0x770
[   69.248039][  T684]  ? validate_chain+0x38b/0xc20
[   69.248261][  T684]  ___sys_sendmsg+0x14e/0x1d0
[   69.248464][  T684]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   69.248721][  T684]  ? copy_msghdr_from_user+0x460/0x460
[   69.248946][  T684]  __sys_sendmsg+0x145/0x1f0
[   69.249164][  T684]  ? __sys_sendmsg_sock+0x20/0x20
[   69.249368][  T684]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   69.249625][  T684]  ? do_raw_spin_unlock+0x59/0x250
[   69.249823][  T684]  ? rcu_is_watching+0x15/0xd0
[   69.250025][  T684]  do_syscall_64+0x117/0xfc0
[   69.250242][  T684]  ? trace_hardirqs_off+0xd/0x30
[   69.250449][  T684]  ? exc_page_fault+0xee/0x100
[   69.250656][  T684]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   69.250912][  T684] RIP: 0033:0x7f882d1ff08e
[   69.251140][  T684] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   69.251872][  T684] RSP: 002b:00007ffc335b52c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.252197][  T684] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f882d1ff08e
[   69.252501][  T684] RDX: 0000000000000000 RSI: 00007ffc335b5370 RDI: 0000000000000005
[   69.252807][  T684] RBP: 00007ffc335b52d0 R08: 0000000000000000 R09: 0000000000000000
[   69.253113][  T684] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a8
[   69.253414][  T684] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc335b5a40
[   69.253727][  T684]  </TASK>
[   69.253884][  T684] irq event stamp: 15663
[   69.254038][  T684] hardirqs last  enabled at (15671): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.254404][  T684] hardirqs last disabled at (15680): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.254757][  T684] softirqs last  enabled at (14996): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   69.255115][  T684] softirqs last disabled at (14915): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   69.255469][  T684] ---[ end trace 0000000000000000 ]---
[   69.256678][  T684] ------------[ cut here ]------------
[   69.256897][  T684] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/684
[   69.257989][  T684] CPU: 3 UID: 0 PID: 684 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   69.258607][  T684] Tainted: [W]=WARN
[   69.258774][  T684] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.259044][  T684] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   69.259465][  T684] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   69.260362][  T684] RSP: 0018:ffa0000001a86da0 EFLAGS: 00010286
[   69.260635][  T684] RAX: 00000000ffffffa6 RBX: ff11000004e38e40 RCX: 1ff4000000350d7a
[   69.260958][  T684] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e38ef8
[   69.261399][  T684] RBP: ff11000013f21000 R08: 1fe22000009c71e0 R09: ff110000160d2e58
[   69.261731][  T684] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   69.262049][  T684] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   69.262440][  T684] FS:  00007f882cfc5840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   69.262823][  T684] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.263108][  T684] CR2: 000000002a6d9988 CR3: 0000000016127002 CR4: 0000000000771ef0
[   69.263436][  T684] PKRU: 55555554
[   69.263600][  T684] Call Trace:
[   69.263763][  T684]  <TASK>
[   69.263877][  T684]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   69.264095][  T684]  ? notifier_call_chain+0xb0/0x320
[   69.264329][  T684]  rtmsg_ifinfo+0x5c/0xb0
[   69.264496][  T684]  netif_state_change+0x155/0x340
[   69.264720][  T684]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   69.265011][  T684]  ? print_lock_name+0x4c/0x110
[   69.265235][  T684]  netif_set_operstate+0xc1/0x100
[   69.265455][  T684]  ? rtnl_put_cacheinfo+0x250/0x250
[   69.265673][  T684]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   69.265942][  T684]  ? hsr_port_get_hsr+0x9c/0x150
[   69.266171][  T684]  ? packet_notifier+0x1c2/0xbd0
[   69.266391][  T684]  ? mutex_is_locked+0x1c/0x50
[   69.266607][  T684]  hsr_netdev_notify+0x387/0xad0
[   69.266823][  T684]  ? hsr_port_get_hsr+0x150/0x150
[   69.267042][  T684]  notifier_call_chain+0xb0/0x320
[   69.267276][  T684]  __dev_notify_flags+0xde/0x280
[   69.267494][  T684]  ? netif_change_name+0x8c0/0x8c0
[   69.267713][  T684]  ? netif_set_allmulti+0x250/0x250
[   69.267929][  T684]  ? __lock_release.isra.0+0x6b/0x1a0
[   69.268161][  T684]  ? is_bpf_text_address+0x68/0x110
[   69.268374][  T684]  netif_change_flags+0xfe/0x190
[   69.268586][  T684]  do_setlink.isra.0+0x1cc3/0x2750
[   69.268806][  T684]  ? rtnl_link_get_size+0x350/0x350
[   69.269023][  T684]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   69.269304][  T684]  ? rcu_read_lock_any_held+0x3c/0x90
[   69.269524][  T684]  ? validate_chain+0x38b/0xc20
[   69.269741][  T684]  ? rcu_read_lock_any_held+0x66/0x90
[   69.269955][  T684]  ? stack_depot_save_flags+0x367/0x770
[   69.270185][  T684]  ? __lock_acquire+0x508/0xc10
[   69.270403][  T684]  ? lock_acquire.part.0+0xbc/0x260
[   69.270620][  T684]  ? rtnl_newlink+0x883/0xea0
[   69.270837][  T684]  ? rcu_is_watching+0x15/0xd0
[   69.271053][  T684]  ? lock_acquire+0x134/0x160
[   69.271284][  T684]  ? rcu_is_watching+0x15/0xd0
[   69.271498][  T684]  ? rcu_is_watching+0x15/0xd0
[   69.271713][  T684]  ? trace_contention_end+0xb3/0x1a0
[   69.271930][  T684]  ? __mutex_lock+0x1db/0x2010
[   69.272165][  T684]  ? __mutex_lock+0x9b2/0x2010
[   69.272384][  T684]  ? rtnl_newlink+0x883/0xea0
[   69.272594][  T684]  ? ww_mutex_lock+0x160/0x160
[   69.272815][  T684]  ? __rtnl_newlink+0x3fa/0xa50
[   69.273042][  T684]  rtnl_newlink+0x8d1/0xea0
[   69.273275][  T684]  ? lock_acquire.part.0+0xbc/0x260
[   69.273492][  T684]  ? __rtnl_newlink+0xa50/0xa50
[   69.273705][  T684]  ? mark_usage+0x61/0x170
[   69.273927][  T684]  ? lock_acquire.part.0+0xbc/0x260
[   69.274155][  T684]  ? find_held_lock+0x2b/0x80
[   69.274370][  T684]  ? __rtnl_newlink+0xa50/0xa50
[   69.274582][  T684]  ? __lock_release.isra.0+0x6b/0x1a0
[   69.274797][  T684]  ? __rtnl_newlink+0xa50/0xa50
[   69.275014][  T684]  rtnetlink_rcv_msg+0x40d/0x9e0
[   69.275244][  T684]  ? validate_chain+0x38b/0xc20
[   69.275459][  T684]  ? rtnl_stats_set+0x3f0/0x3f0
[   69.275674][  T684]  ? __lock_acquire+0x508/0xc10
[   69.275896][  T684]  ? lock_acquire.part.0+0xbc/0x260
[   69.276120][  T684]  ? find_held_lock+0x2b/0x80
[   69.276345][  T684]  netlink_rcv_skb+0x14e/0x3a0
[   69.276562][  T684]  ? rtnl_stats_set+0x3f0/0x3f0
[   69.276780][  T684]  ? netlink_ack+0xcd0/0xcd0
[   69.277001][  T684]  ? netlink_deliver_tap+0xc5/0x330
[   69.277229][  T684]  ? netlink_deliver_tap+0x13c/0x330
[   69.277445][  T684]  netlink_unicast+0x486/0x750
[   69.277657][  T684]  ? netlink_attachskb+0x810/0x810
[   69.277872][  T684]  ? __lock_acquire+0x508/0xc10
[   69.278090][  T684]  netlink_sendmsg+0x735/0xc60
[   69.278318][  T684]  ? netlink_unicast+0x750/0x750
[   69.278536][  T684]  ? __might_fault+0x97/0x140
[   69.278755][  T684]  ____sys_sendmsg+0x419/0x850
[   69.278970][  T684]  ? copy_msghdr_from_user+0x2a0/0x460
[   69.279200][  T684]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   69.279465][  T684]  ? move_addr_to_kernel+0x40/0x40
[   69.279689][  T684]  ? stack_depot_save_flags+0x367/0x770
[   69.279906][  T684]  ? validate_chain+0x38b/0xc20
[   69.280134][  T684]  ___sys_sendmsg+0x14e/0x1d0
[   69.280353][  T684]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   69.280624][  T684]  ? copy_msghdr_from_user+0x460/0x460
[   69.280860][  T684]  __sys_sendmsg+0x145/0x1f0
[   69.281077][  T684]  ? __sys_sendmsg_sock+0x20/0x20
[   69.281307][  T684]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   69.281574][  T684]  ? do_raw_spin_unlock+0x59/0x250
[   69.281789][  T684]  ? rcu_is_watching+0x15/0xd0
[   69.282007][  T684]  do_syscall_64+0x117/0xfc0
[   69.282221][  T684]  ? trace_hardirqs_off+0xd/0x30
[   69.282436][  T684]  ? exc_page_fault+0xee/0x100
[   69.282652][  T684]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   69.282924][  T684] RIP: 0033:0x7f882d1ff08e
[   69.283164][  T684] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   69.283942][  T684] RSP: 002b:00007ffc335b52c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.284288][  T684] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f882d1ff08e
[   69.284616][  T684] RDX: 0000000000000000 RSI: 00007ffc335b5370 RDI: 0000000000000005
[   69.284942][  T684] RBP: 00007ffc335b52d0 R08: 0000000000000000 R09: 0000000000000000
[   69.285281][  T684] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a8
[   69.285598][  T684] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc335b5a40
[   69.285929][  T684]  </TASK>
[   69.286091][  T684] irq event stamp: 18227
[   69.286264][  T684] hardirqs last  enabled at (18237): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.286632][  T684] hardirqs last disabled at (18244): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.287008][  T684] softirqs last  enabled at (17372): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   69.287404][  T684] softirqs last disabled at (17321): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   69.287778][  T684] ---[ end trace 0000000000000000 ]---
[   69.319003][  T685] ------------[ cut here ]------------
[   69.319214][  T685] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/685
[   69.319501][  T685] CPU: 2 UID: 0 PID: 685 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   69.319825][  T685] Tainted: [W]=WARN
[   69.319969][  T685] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.320302][  T685] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   69.320617][  T685] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   69.321227][  T685] RSP: 0018:ffa0000001b67020 EFLAGS: 00010286
[   69.321530][  T685] RAX: 00000000ffffffa6 RBX: ff11000011c92200 RCX: 1ff400000036cdca
[   69.321848][  T685] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c922b8
[   69.322185][  T685] RBP: ff1100000f131000 R08: 1fe2200002392458 R09: ff110000160d0b58
[   69.322480][  T685] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   69.322775][  T685] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f131ce1
[   69.323074][  T685] FS:  00007f83cd46b840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   69.323395][  T685] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.323605][  T685] CR2: 0000000025854988 CR3: 0000000013e12004 CR4: 0000000000771ef0
[   69.323846][  T685] PKRU: 55555554
[   69.323990][  T685] Call Trace:
[   69.324146][  T685]  <TASK>
[   69.324269][  T685]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   69.324451][  T685]  rtmsg_ifinfo+0x5c/0xb0
[   69.324605][  T685]  ? mark_held_locks+0x40/0x70
[   69.324787][  T685]  __dev_notify_flags+0x1b8/0x280
[   69.324969][  T685]  ? netif_change_name+0x8c0/0x8c0
[   69.325172][  T685]  ? __dev_change_flags+0x4a4/0x660
[   69.325351][  T685]  ? netif_set_allmulti+0x250/0x250
[   69.325527][  T685]  ? __lock_release.isra.0+0x6b/0x1a0
[   69.325707][  T685]  ? is_bpf_text_address+0x68/0x110
[   69.325888][  T685]  netif_change_flags+0xfe/0x190
[   69.326067][  T685]  do_setlink.isra.0+0x1cc3/0x2750
[   69.326270][  T685]  ? rtnl_link_get_size+0x350/0x350
[   69.326451][  T685]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   69.326661][  T685]  ? rcu_read_lock_any_held+0x3c/0x90
[   69.326844][  T685]  ? validate_chain+0x38b/0xc20
[   69.327021][  T685]  ? rcu_read_lock_any_held+0x66/0x90
[   69.327219][  T685]  ? stack_depot_save_flags+0x367/0x770
[   69.327402][  T685]  ? __lock_acquire+0x508/0xc10
[   69.327583][  T685]  ? lock_acquire.part.0+0xbc/0x260
[   69.327758][  T685]  ? rtnl_newlink+0x883/0xea0
[   69.327936][  T685]  ? rcu_is_watching+0x15/0xd0
[   69.328127][  T685]  ? lock_acquire+0x134/0x160
[   69.328312][  T685]  ? rcu_is_watching+0x15/0xd0
[   69.328489][  T685]  ? rcu_is_watching+0x15/0xd0
[   69.328666][  T685]  ? trace_contention_end+0xb3/0x1a0
[   69.328844][  T685]  ? __mutex_lock+0x1db/0x2010
[   69.329023][  T685]  ? __mutex_lock+0x9b2/0x2010
[   69.329222][  T685]  ? rtnl_newlink+0x883/0xea0
[   69.329404][  T685]  ? ww_mutex_lock+0x160/0x160
[   69.329586][  T685]  ? __rtnl_newlink+0x3fa/0xa50
[   69.329766][  T685]  rtnl_newlink+0x8d1/0xea0
[   69.329946][  T685]  ? lock_acquire.part.0+0xbc/0x260
[   69.330134][  T685]  ? __rtnl_newlink+0xa50/0xa50
[   69.330319][  T685]  ? mark_usage+0x61/0x170
[   69.330499][  T685]  ? lock_acquire.part.0+0xbc/0x260
[   69.330675][  T685]  ? find_held_lock+0x2b/0x80
[   69.330858][  T685]  ? __rtnl_newlink+0xa50/0xa50
[   69.331034][  T685]  ? __lock_release.isra.0+0x6b/0x1a0
[   69.331234][  T685]  ? __rtnl_newlink+0xa50/0xa50
[   69.331412][  T685]  rtnetlink_rcv_msg+0x40d/0x9e0
[   69.331591][  T685]  ? validate_chain+0x38b/0xc20
[   69.331766][  T685]  ? rtnl_stats_set+0x3f0/0x3f0
[   69.331944][  T685]  ? __lock_acquire+0x508/0xc10
[   69.332132][  T685]  ? lock_acquire.part.0+0xbc/0x260
[   69.332322][  T685]  ? find_held_lock+0x2b/0x80
[   69.332500][  T685]  netlink_rcv_skb+0x14e/0x3a0
[   69.332676][  T685]  ? rtnl_stats_set+0x3f0/0x3f0
[   69.332852][  T685]  ? netlink_ack+0xcd0/0xcd0
[   69.333031][  T685]  ? netlink_deliver_tap+0xc5/0x330
[   69.333227][  T685]  ? netlink_deliver_tap+0x13c/0x330
[   69.333406][  T685]  netlink_unicast+0x486/0x750
[   69.333584][  T685]  ? netlink_attachskb+0x810/0x810
[   69.333763][  T685]  ? __lock_acquire+0x508/0xc10
[   69.333940][  T685]  netlink_sendmsg+0x735/0xc60
[   69.334130][  T685]  ? netlink_unicast+0x750/0x750
[   69.334317][  T685]  ? __might_fault+0x97/0x140
[   69.334497][  T685]  ____sys_sendmsg+0x419/0x850
[   69.334676][  T685]  ? copy_msghdr_from_user+0x2a0/0x460
[   69.334852][  T685]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   69.335060][  T685]  ? move_addr_to_kernel+0x40/0x40
[   69.335257][  T685]  ? stack_depot_save_flags+0x367/0x770
[   69.335438][  T685]  ? validate_chain+0x38b/0xc20
[   69.335616][  T685]  ___sys_sendmsg+0x14e/0x1d0
[   69.335791][  T685]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   69.335998][  T685]  ? copy_msghdr_from_user+0x460/0x460
[   69.336200][  T685]  __sys_sendmsg+0x145/0x1f0
[   69.336384][  T685]  ? __sys_sendmsg_sock+0x20/0x20
[   69.336561][  T685]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   69.336769][  T685]  ? do_raw_spin_unlock+0x59/0x250
[   69.336947][  T685]  ? rcu_is_watching+0x15/0xd0
[   69.337135][  T685]  do_syscall_64+0x117/0xfc0
[   69.337321][  T685]  ? trace_hardirqs_off+0xd/0x30
[   69.337498][  T685]  ? exc_page_fault+0xee/0x100
[   69.337674][  T685]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   69.337883][  T685] RIP: 0033:0x7f83cd6a508e
[   69.338064][  T685] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   69.338584][  T685] RSP: 002b:00007ffff6503530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.338828][  T685] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f83cd6a508e
[   69.339067][  T685] RDX: 0000000000000000 RSI: 00007ffff65035e0 RDI: 0000000000000005
[   69.339326][  T685] RBP: 00007ffff6503540 R08: 0000000000000000 R09: 0000000000000000
[   69.339566][  T685] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a8
[   69.339809][  T685] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff6503cb0
[   69.340053][  T685]  </TASK>
[   69.340216][  T685] irq event stamp: 16401
[   69.340362][  T685] hardirqs last  enabled at (16411): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.340635][  T685] hardirqs last disabled at (16420): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.340910][  T685] softirqs last  enabled at (15478): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   69.341204][  T685] softirqs last disabled at (15443): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   69.341475][  T685] ---[ end trace 0000000000000000 ]---
[   69.342329][  T197] ------------[ cut here ]------------
[   69.342469][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u19:2/197
[   69.342719][  T197] CPU: 1 UID: 0 PID: 197 Comm: kworker/u19:2 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   69.342995][  T197] Tainted: [W]=WARN
[   69.343087][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.343257][  T197] Workqueue: events_unbound linkwatch_event
[   69.343421][  T197] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   69.343580][  T197] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   69.344016][  T197] RSP: 0018:ffa00000009579e0 EFLAGS: 00010286
[   69.344183][  T197] RAX: 00000000ffffffa6 RBX: ff11000015a88900 RCX: 1ff400000012af02
[   69.344366][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a889b8
[   69.344545][  T197] RBP: ff11000015ad1000 R08: 1fe2200002b51138 R09: ff110000117a0ba8
[   69.344738][  T197] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   69.344916][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   69.345122][  T197] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   69.345344][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.345495][  T197] CR2: 0000555faa067d5c CR3: 000000000bb49004 CR4: 0000000000771ef0
[   69.345675][  T197] PKRU: 55555554
[   69.345766][  T197] Call Trace:
[   69.345857][  T197]  <TASK>
[   69.345922][  T197]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   69.346043][  T197]  ? notifier_call_chain+0xb0/0x320
[   69.346176][  T197]  rtmsg_ifinfo+0x5c/0xb0
[   69.346269][  T197]  netif_state_change+0x155/0x340
[   69.346390][  T197]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   69.346542][  T197]  ? linkwatch_do_dev+0xae/0xd0
[   69.346663][  T197]  __linkwatch_run_queue+0x34c/0x750
[   69.346786][  T197]  ? linkwatch_do_dev+0xd0/0xd0
[   69.346907][  T197]  linkwatch_event+0x7f/0xb0
[   69.347026][  T197]  ? __linkwatch_run_queue+0x750/0x750
[   69.347157][  T197]  process_one_work+0xdf8/0x1410
[   69.347281][  T197]  ? pwq_dec_nr_in_flight+0x710/0x710
[   69.347400][  T197]  ? lock_acquire.part.0+0xbc/0x260
[   69.347524][  T197]  worker_thread+0x4f1/0xd60
[   69.347643][  T197]  ? rescuer_thread+0x1320/0x1320
[   69.347766][  T197]  ? __kthread_parkme+0xbd/0x210
[   69.347888][  T197]  ? rescuer_thread+0x1320/0x1320
[   69.348006][  T197]  kthread+0x367/0x460
[   69.348102][  T197]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   69.348257][  T197]  ? kthread_affine_node+0x330/0x330
[   69.348378][  T197]  ret_from_fork+0x474/0x6b0
[   69.348499][  T197]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   69.348650][  T197]  ? __switch_to+0x5a3/0xe00
[   69.348771][  T197]  ? kthread_affine_node+0x330/0x330
[   69.348892][  T197]  ret_from_fork_asm+0x11/0x20
[   69.349017][  T197]  </TASK>
[   69.349110][  T197] irq event stamp: 19663
[   69.349205][  T197] hardirqs last  enabled at (19671): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.349411][  T197] hardirqs last disabled at (19678): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.349618][  T197] softirqs last  enabled at (19462): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   69.349826][  T197] softirqs last disabled at (19457): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   69.350031][  T197] ---[ end trace 0000000000000000 ]---
[   69.378087][  T686] ------------[ cut here ]------------
[   69.378515][  T686] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/686
[   69.378800][  T686] CPU: 2 UID: 0 PID: 686 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   69.379134][  T686] Tainted: [W]=WARN
[   69.379291][  T686] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.379503][  T686] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   69.379726][  T686] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   69.380258][  T686] RSP: 0018:ffa0000001a87020 EFLAGS: 00010286
[   69.380473][  T686] RAX: 00000000ffffffa6 RBX: ff11000013fc4900 RCX: 1ff4000000350dca
[   69.380719][  T686] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc49b8
[   69.380965][  T686] RBP: ff11000013911000 R08: 1fe22000027f8938 R09: ff11000004d9d158
[   69.381226][  T686] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   69.381470][  T686] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013911ce1
[   69.381714][  T686] FS:  00007fbc61b5c840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   69.381996][  T686] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.382229][  T686] CR2: 000000003e2a3988 CR3: 0000000013a5e001 CR4: 0000000000771ef0
[   69.382475][  T686] PKRU: 55555554
[   69.382622][  T686] Call Trace:
[   69.382769][  T686]  <TASK>
[   69.382885][  T686]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   69.383072][  T686]  rtmsg_ifinfo+0x5c/0xb0
[   69.383243][  T686]  ? mark_held_locks+0x40/0x70
[   69.383424][  T686]  __dev_notify_flags+0x1b8/0x280
[   69.383607][  T686]  ? netif_change_name+0x8c0/0x8c0
[   69.383786][  T686]  ? __dev_change_flags+0x4a4/0x660
[   69.383967][  T686]  ? netif_set_allmulti+0x250/0x250
[   69.384167][  T686]  ? __lock_release.isra.0+0x6b/0x1a0
[   69.384353][  T686]  ? is_bpf_text_address+0x68/0x110
[   69.384536][  T686]  netif_change_flags+0xfe/0x190
[   69.384720][  T686]  do_setlink.isra.0+0x1cc3/0x2750
[   69.384901][  T686]  ? rtnl_link_get_size+0x350/0x350
[   69.385081][  T686]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   69.385319][  T686]  ? rcu_read_lock_any_held+0x3c/0x90
[   69.385502][  T686]  ? validate_chain+0x38b/0xc20
[   69.385686][  T686]  ? rcu_read_lock_any_held+0x66/0x90
[   69.385866][  T686]  ? stack_depot_save_flags+0x367/0x770
[   69.386048][  T686]  ? __lock_acquire+0x508/0xc10
[   69.386256][  T686]  ? lock_acquire.part.0+0xbc/0x260
[   69.386437][  T686]  ? rtnl_newlink+0x883/0xea0
[   69.386618][  T686]  ? rcu_is_watching+0x15/0xd0
[   69.386797][  T686]  ? lock_acquire+0x134/0x160
[   69.386981][  T686]  ? rcu_is_watching+0x15/0xd0
[   69.387180][  T686]  ? rcu_is_watching+0x15/0xd0
[   69.387364][  T686]  ? trace_contention_end+0xb3/0x1a0
[   69.387544][  T686]  ? __mutex_lock+0x1db/0x2010
[   69.387726][  T686]  ? __mutex_lock+0x9b2/0x2010
[   69.387905][  T686]  ? rtnl_newlink+0x883/0xea0
[   69.388086][  T686]  ? ww_mutex_lock+0x160/0x160
[   69.388287][  T686]  ? __rtnl_newlink+0x3fa/0xa50
[   69.388473][  T686]  rtnl_newlink+0x8d1/0xea0
[   69.388654][  T686]  ? lock_acquire.part.0+0xbc/0x260
[   69.388831][  T686]  ? __rtnl_newlink+0xa50/0xa50
[   69.389009][  T686]  ? mark_usage+0x61/0x170
[   69.389211][  T686]  ? lock_acquire.part.0+0xbc/0x260
[   69.389389][  T686]  ? find_held_lock+0x2b/0x80
[   69.389569][  T686]  ? __rtnl_newlink+0xa50/0xa50
[   69.389748][  T686]  ? __lock_release.isra.0+0x6b/0x1a0
[   69.389931][  T686]  ? __rtnl_newlink+0xa50/0xa50
[   69.390123][  T686]  rtnetlink_rcv_msg+0x40d/0x9e0
[   69.390312][  T686]  ? validate_chain+0x38b/0xc20
[   69.390490][  T686]  ? rtnl_stats_set+0x3f0/0x3f0
[   69.390668][  T686]  ? __lock_acquire+0x508/0xc10
[   69.390849][  T686]  ? lock_acquire.part.0+0xbc/0x260
[   69.391025][  T686]  ? find_held_lock+0x2b/0x80
[   69.391224][  T686]  netlink_rcv_skb+0x14e/0x3a0
[   69.391409][  T686]  ? rtnl_stats_set+0x3f0/0x3f0
[   69.391588][  T686]  ? netlink_ack+0xcd0/0xcd0
[   69.391772][  T686]  ? netlink_deliver_tap+0xc5/0x330
[   69.391950][  T686]  ? netlink_deliver_tap+0x13c/0x330
[   69.392144][  T686]  netlink_unicast+0x486/0x750
[   69.392336][  T686]  ? netlink_attachskb+0x810/0x810
[   69.392515][  T686]  ? __lock_acquire+0x508/0xc10
[   69.392700][  T686]  netlink_sendmsg+0x735/0xc60
[   69.392879][  T686]  ? netlink_unicast+0x750/0x750
[   69.393060][  T686]  ? __might_fault+0x97/0x140
[   69.393263][  T686]  ____sys_sendmsg+0x419/0x850
[   69.393448][  T686]  ? copy_msghdr_from_user+0x2a0/0x460
[   69.393627][  T686]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   69.393838][  T686]  ? move_addr_to_kernel+0x40/0x40
[   69.394024][  T686]  ? stack_depot_save_flags+0x367/0x770
[   69.394224][  T686]  ? validate_chain+0x38b/0xc20
[   69.394406][  T686]  ___sys_sendmsg+0x14e/0x1d0
[   69.394585][  T686]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   69.394794][  T686]  ? copy_msghdr_from_user+0x460/0x460
[   69.394981][  T686]  __sys_sendmsg+0x145/0x1f0
[   69.395183][  T686]  ? __sys_sendmsg_sock+0x20/0x20
[   69.395364][  T686]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   69.395608][  T686]  ? do_raw_spin_unlock+0x59/0x250
[   69.395797][  T686]  ? rcu_is_watching+0x15/0xd0
[   69.395977][  T686]  do_syscall_64+0x117/0xfc0
[   69.396175][  T686]  ? trace_hardirqs_off+0xd/0x30
[   69.396356][  T686]  ? exc_page_fault+0xee/0x100
[   69.396534][  T686]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   69.396745][  T686] RIP: 0033:0x7fbc61d9608e
[   69.396933][  T686] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   69.397462][  T686] RSP: 002b:00007ffe2dde7e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.397708][  T686] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbc61d9608e
[   69.397955][  T686] RDX: 0000000000000000 RSI: 00007ffe2dde7f40 RDI: 0000000000000005
[   69.398220][  T686] RBP: 00007ffe2dde7ea0 R08: 0000000000000000 R09: 0000000000000000
[   69.398466][  T686] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a8
[   69.398709][  T686] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2dde8610
[   69.398963][  T686]  </TASK>
[   69.399120][  T686] irq event stamp: 21689
[   69.399273][  T686] hardirqs last  enabled at (21699): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.399550][  T686] hardirqs last disabled at (21708): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.399823][  T686] softirqs last  enabled at (21004): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   69.400120][  T686] softirqs last disabled at (20991): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   69.400399][  T686] ---[ end trace 0000000000000000 ]---
[   69.401555][  T197] ------------[ cut here ]------------
[   69.401759][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u19:2/197
[   69.402148][  T197] CPU: 3 UID: 0 PID: 197 Comm: kworker/u19:2 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   69.402580][  T197] Tainted: [W]=WARN
[   69.402720][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.402963][  T197] Workqueue: events_unbound linkwatch_event
[   69.403231][  T197] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   69.403483][  T197] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   69.404176][  T197] RSP: 0018:ffa00000009579e0 EFLAGS: 00010286
[   69.404430][  T197] RAX: 00000000ffffffa6 RBX: ff11000013fc4c80 RCX: 1ff400000012af02
[   69.404710][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc4d38
[   69.404987][  T197] RBP: ff11000013911000 R08: 1fe22000027f89a8 R09: ff110000117a0ba8
[   69.405284][  T197] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   69.405556][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   69.405833][  T197] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   69.406171][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.406409][  T197] CR2: 00007f882d092574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   69.406691][  T197] PKRU: 55555554
[   69.406832][  T197] Call Trace:
[   69.406973][  T197]  <TASK>
[   69.407072][  T197]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   69.407276][  T197]  ? notifier_call_chain+0xb0/0x320
[   69.407467][  T197]  rtmsg_ifinfo+0x5c/0xb0
[   69.407612][  T197]  netif_state_change+0x155/0x340
[   69.407802][  T197]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   69.408039][  T197]  ? linkwatch_do_dev+0xae/0xd0
[   69.408241][  T197]  __linkwatch_run_queue+0x34c/0x750
[   69.408431][  T197]  ? linkwatch_do_dev+0xd0/0xd0
[   69.408622][  T197]  linkwatch_event+0x7f/0xb0
[   69.408808][  T197]  ? __linkwatch_run_queue+0x750/0x750
[   69.408990][  T197]  process_one_work+0xdf8/0x1410
[   69.409203][  T197]  ? pwq_dec_nr_in_flight+0x710/0x710
[   69.409418][  T197]  ? lock_acquire.part.0+0xbc/0x260
[   69.409616][  T197]  worker_thread+0x4f1/0xd60
[   69.409805][  T197]  ? rescuer_thread+0x1320/0x1320
[   69.409988][  T197]  ? __kthread_parkme+0xbd/0x210
[   69.410188][  T197]  ? rescuer_thread+0x1320/0x1320
[   69.410376][  T197]  kthread+0x367/0x460
[   69.410516][  T197]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   69.410748][  T197]  ? kthread_affine_node+0x330/0x330
[   69.410937][  T197]  ret_from_fork+0x474/0x6b0
[   69.411134][  T197]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   69.411369][  T197]  ? __switch_to+0x5a3/0xe00
[   69.411557][  T197]  ? kthread_affine_node+0x330/0x330
[   69.411741][  T197]  ret_from_fork_asm+0x11/0x20
[   69.411947][  T197]  </TASK>
[   69.412089][  T197] irq event stamp: 20543
[   69.412246][  T197] hardirqs last  enabled at (20553): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.412563][  T197] hardirqs last disabled at (20560): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.412881][  T197] softirqs last  enabled at (20214): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   69.413212][  T197] softirqs last disabled at (20209): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   69.413531][  T197] ---[ end trace 0000000000000000 ]---
[   69.414532][  T197] ------------[ cut here ]------------
[   69.414733][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u19:2/197
[   69.415145][  T197] CPU: 3 UID: 0 PID: 197 Comm: kworker/u19:2 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   69.415601][  T197] Tainted: [W]=WARN
[   69.415750][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.415997][  T197] Workqueue: events_unbound linkwatch_event
[   69.416274][  T197] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   69.416534][  T197] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   69.417260][  T197] RSP: 0018:ffa0000000957760 EFLAGS: 00010286
[   69.417508][  T197] RAX: 00000000ffffffa6 RBX: ff11000013fc5e00 RCX: 1ff400000012aeb2
[   69.417805][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc5eb8
[   69.418122][  T197] RBP: ff11000013f21000 R08: 1fe22000027f8bd8 R09: ff110000117a0ba8
[   69.418430][  T197] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   69.418727][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   69.419023][  T197] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   69.419388][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.419642][  T197] CR2: 00007f882d092574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   69.419943][  T197] PKRU: 55555554
[   69.420091][  T197] Call Trace:
[   69.420257][  T197]  <TASK>
[   69.420367][  T197]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   69.420567][  T197]  ? notifier_call_chain+0xb0/0x320
[   69.420758][  T197]  rtmsg_ifinfo+0x5c/0xb0
[   69.420908][  T197]  netif_state_change+0x155/0x340
[   69.421115][  T197]  ? __queue_work+0x31a/0xc00
[   69.421317][  T197]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   69.421564][  T197]  ? lockdep_hardirqs_on+0x8c/0x130
[   69.421766][  T197]  ? mod_delayed_work_on+0x109/0x120
[   69.421972][  T197]  netif_set_operstate+0xc1/0x100
[   69.422213][  T197]  ? rtnl_put_cacheinfo+0x250/0x250
[   69.422418][  T197]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   69.422683][  T197]  hsr_check_carrier_and_operstate+0x4da/0x700
[   69.422931][  T197]  hsr_netdev_notify+0x387/0xad0
[   69.423142][  T197]  ? unregister_vlan_dev+0x380/0x380
[   69.423355][  T197]  ? hsr_port_get_hsr+0x150/0x150
[   69.423558][  T197]  notifier_call_chain+0xb0/0x320
[   69.423759][  T197]  netif_state_change+0x139/0x340
[   69.423958][  T197]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   69.424221][  T197]  ? linkwatch_do_dev+0xae/0xd0
[   69.424434][  T197]  __linkwatch_run_queue+0x34c/0x750
[   69.424631][  T197]  ? linkwatch_do_dev+0xd0/0xd0
[   69.424836][  T197]  linkwatch_event+0x7f/0xb0
[   69.425041][  T197]  ? __linkwatch_run_queue+0x750/0x750
[   69.425259][  T197]  process_one_work+0xdf8/0x1410
[   69.425481][  T197]  ? pwq_dec_nr_in_flight+0x710/0x710
[   69.425680][  T197]  ? lock_acquire.part.0+0xbc/0x260
[   69.425881][  T197]  worker_thread+0x4f1/0xd60
[   69.426080][  T197]  ? rescuer_thread+0x1320/0x1320
[   69.426292][  T197]  ? __kthread_parkme+0xbd/0x210
[   69.426492][  T197]  ? rescuer_thread+0x1320/0x1320
[   69.426705][  T197]  kthread+0x367/0x460
[   69.426861][  T197]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   69.427118][  T197]  ? kthread_affine_node+0x330/0x330
[   69.427330][  T197]  ret_from_fork+0x474/0x6b0
[   69.427544][  T197]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   69.427795][  T197]  ? __switch_to+0x5a3/0xe00
[   69.427997][  T197]  ? kthread_affine_node+0x330/0x330
[   69.428212][  T197]  ret_from_fork_asm+0x11/0x20
[   69.428440][  T197]  </TASK>
[   69.428601][  T197] irq event stamp: 21499
[   69.428750][  T197] hardirqs last  enabled at (21507): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.429118][  T197] hardirqs last disabled at (21516): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.429490][  T197] softirqs last  enabled at (21002): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   69.429851][  T197] softirqs last disabled at (20985): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   69.430212][  T197] ---[ end trace 0000000000000000 ]---
[   69.430554][  T197] ------------[ cut here ]------------
[   69.430734][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u19:2/197
[   69.431121][  T197] CPU: 3 UID: 0 PID: 197 Comm: kworker/u19:2 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   69.431571][  T197] Tainted: [W]=WARN
[   69.431722][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.431965][  T197] Workqueue: events_unbound linkwatch_event
[   69.432231][  T197] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   69.432480][  T197] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   69.433173][  T197] RSP: 0018:ffa00000009579e0 EFLAGS: 00010286
[   69.433421][  T197] RAX: 00000000ffffffa6 RBX: ff11000013fc4740 RCX: 1ff400000012af02
[   69.433697][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc47f8
[   69.433975][  T197] RBP: ff1100000543c000 R08: 1fe22000027f8900 R09: ff110000117a0ba8
[   69.434286][  T197] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   69.434562][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   69.434834][  T197] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   69.435171][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.435411][  T197] CR2: 00007f882d092574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   69.435706][  T197] PKRU: 55555554
[   69.435845][  T197] Call Trace:
[   69.435985][  T197]  <TASK>
[   69.436083][  T197]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   69.436283][  T197]  ? notifier_call_chain+0xb0/0x320
[   69.436467][  T197]  rtmsg_ifinfo+0x5c/0xb0
[   69.436609][  T197]  netif_state_change+0x155/0x340
[   69.436794][  T197]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   69.437028][  T197]  ? linkwatch_do_dev+0xae/0xd0
[   69.437227][  T197]  __linkwatch_run_queue+0x34c/0x750
[   69.437414][  T197]  ? linkwatch_do_dev+0xd0/0xd0
[   69.437604][  T197]  linkwatch_event+0x7f/0xb0
[   69.437788][  T197]  ? __linkwatch_run_queue+0x750/0x750
[   69.437977][  T197]  process_one_work+0xdf8/0x1410
[   69.438320][  T197]  ? pwq_dec_nr_in_flight+0x710/0x710
[   69.438503][  T197]  ? lock_acquire.part.0+0xbc/0x260
[   69.438698][  T197]  worker_thread+0x4f1/0xd60
[   69.438886][  T197]  ? rescuer_thread+0x1320/0x1320
[   69.439214][  T197]  ? __kthread_parkme+0xbd/0x210
[   69.439405][  T197]  ? rescuer_thread+0x1320/0x1320
[   69.439719][  T197]  kthread+0x367/0x460
[   69.439858][  T197]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   69.440227][  T197]  ? kthread_affine_node+0x330/0x330
[   69.440413][  T197]  ret_from_fork+0x474/0x6b0
[   69.440598][  T197]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   69.440959][  T197]  ? __switch_to+0x5a3/0xe00
[   69.441159][  T197]  ? kthread_affine_node+0x330/0x330
[   69.441345][  T197]  ret_from_fork_asm+0x11/0x20
[   69.441541][  T197]  </TASK>
[   69.441683][  T197] irq event stamp: 22001
[   69.441955][  T197] hardirqs last  enabled at (22009): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.442291][  T197] hardirqs last disabled at (22018): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.442611][  T197] softirqs last  enabled at (21584): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   69.442953][  T197] softirqs last disabled at (21582): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   69.443290][  T197] ---[ end trace 0000000000000000 ]---
[   69.444663][  T197] ------------[ cut here ]------------
[   69.444972][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u19:2/197
[   69.445347][  T197] CPU: 3 UID: 0 PID: 197 Comm: kworker/u19:2 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   69.445899][  T197] Tainted: [W]=WARN
[   69.446041][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.447084][  T197] Workqueue: events_unbound linkwatch_event
[   69.447448][  T197] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   69.447690][  T197] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   69.448461][  T197] RSP: 0018:ffa00000009579e0 EFLAGS: 00010286
[   69.448695][  T197] RAX: 00000000ffffffa6 RBX: ff110000159d8e40 RCX: 1ff400000012af02
[   69.448971][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d8ef8
[   69.449335][  T197] RBP: ff11000013f21000 R08: 1fe2200002b3b1e0 R09: ff110000117a0ba8
[   69.449617][  T197] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   69.449904][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   69.450267][  T197] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   69.450600][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.450834][  T197] CR2: 00007f882d092574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   69.451208][  T197] PKRU: 55555554
[   69.451361][  T197] Call Trace:
[   69.451499][  T197]  <TASK>
[   69.451597][  T197]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   69.451782][  T197]  ? notifier_call_chain+0xb0/0x320
[   69.451967][  T197]  rtmsg_ifinfo+0x5c/0xb0
[   69.452198][  T197]  netif_state_change+0x155/0x340
[   69.452401][  T197]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   69.452633][  T197]  ? linkwatch_do_dev+0xae/0xd0
[   69.452822][  T197]  __linkwatch_run_queue+0x34c/0x750
[   69.453008][  T197]  ? linkwatch_do_dev+0xd0/0xd0
[   69.453291][  T197]  linkwatch_event+0x7f/0xb0
[   69.453474][  T197]  ? __linkwatch_run_queue+0x750/0x750
[   69.453661][  T197]  process_one_work+0xdf8/0x1410
[   69.453857][  T197]  ? pwq_dec_nr_in_flight+0x710/0x710
[   69.454042][  T197]  ? lock_acquire.part.0+0xbc/0x260
[   69.454329][  T197]  worker_thread+0x4f1/0xd60
[   69.454519][  T197]  ? rescuer_thread+0x1320/0x1320
[   69.454712][  T197]  ? __kthread_parkme+0xbd/0x210
[   69.454896][  T197]  ? rescuer_thread+0x1320/0x1320
[   69.455080][  T197]  kthread+0x367/0x460
[   69.455326][  T197]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   69.455563][  T197]  ? kthread_affine_node+0x330/0x330
[   69.455748][  T197]  ret_from_fork+0x474/0x6b0
[   69.455945][  T197]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   69.456270][  T197]  ? __switch_to+0x5a3/0xe00
[   69.456454][  T197]  ? kthread_affine_node+0x330/0x330
[   69.456638][  T197]  ret_from_fork_asm+0x11/0x20
[   69.456836][  T197]  </TASK>
[   69.456976][  T197] irq event stamp: 24653
[   69.457204][  T197] hardirqs last  enabled at (24759): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.457521][  T197] hardirqs last disabled at (24766): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.457840][  T197] softirqs last  enabled at (24756): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   69.458258][  T197] softirqs last disabled at (24783): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   69.458581][  T197] ---[ end trace 0000000000000000 ]---
[   69.459581][  T687] hsr3: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   69.461186][  T687] ------------[ cut here ]------------
[   69.461365][  T687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/687
[   69.461713][  T687] CPU: 0 UID: 0 PID: 687 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   69.461980][  T687] Tainted: [W]=WARN
[   69.462079][  T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.462368][  T687] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   69.462546][  T687] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   69.463013][  T687] RSP: 0018:ffa0000001a97020 EFLAGS: 00010286
[   69.463310][  T687] RAX: 00000000ffffffa6 RBX: ff110000159d9e00 RCX: 1ff4000000352dca
[   69.463513][  T687] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d9eb8
[   69.463723][  T687] RBP: ff11000015891000 R08: 1fe2200002b3b3d8 R09: ff11000004d98b58
[   69.463927][  T687] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   69.464297][  T687] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015891ce1
[   69.464495][  T687] FS:  00007f31414ca840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   69.464730][  T687] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.464895][  T687] CR2: 000000000ea39988 CR3: 0000000016081004 CR4: 0000000000771ef0
[   69.465091][  T687] PKRU: 55555554
[   69.465290][  T687] Call Trace:
[   69.465390][  T687]  <TASK>
[   69.465457][  T687]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   69.465595][  T687]  rtmsg_ifinfo+0x5c/0xb0
[   69.465695][  T687]  ? mark_held_locks+0x40/0x70
[   69.465826][  T687]  __dev_notify_flags+0x1b8/0x280
[   69.465962][  T687]  ? netif_change_name+0x8c0/0x8c0
[   69.466219][  T687]  ? __dev_change_flags+0x4a4/0x660
[   69.466356][  T687]  ? netif_set_allmulti+0x250/0x250
[   69.466487][  T687]  ? __lock_release.isra.0+0x6b/0x1a0
[   69.466626][  T687]  ? is_bpf_text_address+0x68/0x110
[   69.466760][  T687]  netif_change_flags+0xfe/0x190
[   69.466891][  T687]  do_setlink.isra.0+0x1cc3/0x2750
[   69.467026][  T687]  ? rtnl_link_get_size+0x350/0x350
[   69.467243][  T687]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   69.467408][  T687]  ? rcu_read_lock_any_held+0x3c/0x90
[   69.467538][  T687]  ? validate_chain+0x38b/0xc20
[   69.467670][  T687]  ? rcu_read_lock_any_held+0x66/0x90
[   69.467799][  T687]  ? stack_depot_save_flags+0x367/0x770
[   69.467930][  T687]  ? __lock_acquire+0x508/0xc10
[   69.468063][  T687]  ? lock_acquire.part.0+0xbc/0x260
[   69.468280][  T687]  ? rtnl_newlink+0x883/0xea0
[   69.468412][  T687]  ? rcu_is_watching+0x15/0xd0
[   69.468543][  T687]  ? lock_acquire+0x134/0x160
[   69.468676][  T687]  ? rcu_is_watching+0x15/0xd0
[   69.468808][  T687]  ? rcu_is_watching+0x15/0xd0
[   69.468937][  T687]  ? trace_contention_end+0xb3/0x1a0
[   69.469068][  T687]  ? __mutex_lock+0x1db/0x2010
[   69.469340][  T687]  ? __mutex_lock+0x9b2/0x2010
[   69.469534][  T687]  ? rtnl_newlink+0x883/0xea0
[   69.469730][  T687]  ? ww_mutex_lock+0x160/0x160
[   69.469930][  T687]  ? __rtnl_newlink+0x3fa/0xa50
[   69.470252][  T687]  rtnl_newlink+0x8d1/0xea0
[   69.470453][  T687]  ? lock_acquire.part.0+0xbc/0x260
[   69.470622][  T687]  ? __rtnl_newlink+0xa50/0xa50
[   69.470757][  T687]  ? mark_usage+0x61/0x170
[   69.470916][  T687]  ? lock_acquire.part.0+0xbc/0x260
[   69.471048][  T687]  ? find_held_lock+0x2b/0x80
[   69.471314][  T687]  ? __rtnl_newlink+0xa50/0xa50
[   69.471453][  T687]  ? __lock_release.isra.0+0x6b/0x1a0
[   69.471593][  T687]  ? __rtnl_newlink+0xa50/0xa50
[   69.471729][  T687]  rtnetlink_rcv_msg+0x40d/0x9e0
[   69.471869][  T687]  ? validate_chain+0x38b/0xc20
[   69.472000][  T687]  ? rtnl_stats_set+0x3f0/0x3f0
[   69.472230][  T687]  ? __lock_acquire+0x508/0xc10
[   69.472366][  T687]  ? lock_acquire.part.0+0xbc/0x260
[   69.472493][  T687]  ? find_held_lock+0x2b/0x80
[   69.472624][  T687]  netlink_rcv_skb+0x14e/0x3a0
[   69.472758][  T687]  ? rtnl_stats_set+0x3f0/0x3f0
[   69.472888][  T687]  ? netlink_ack+0xcd0/0xcd0
[   69.473020][  T687]  ? netlink_deliver_tap+0xc5/0x330
[   69.473233][  T687]  ? netlink_deliver_tap+0x13c/0x330
[   69.473368][  T687]  netlink_unicast+0x486/0x750
[   69.473502][  T687]  ? netlink_attachskb+0x810/0x810
[   69.473631][  T687]  ? __lock_acquire+0x508/0xc10
[   69.473764][  T687]  netlink_sendmsg+0x735/0xc60
[   69.473914][  T687]  ? netlink_unicast+0x750/0x750
[   69.474255][  T687]  ? __might_fault+0x97/0x140
[   69.474468][  T687]  ____sys_sendmsg+0x419/0x850
[   69.474665][  T687]  ? copy_msghdr_from_user+0x2a0/0x460
[   69.474833][  T687]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   69.474994][  T687]  ? move_addr_to_kernel+0x40/0x40
[   69.475238][  T687]  ? stack_depot_save_flags+0x367/0x770
[   69.475371][  T687]  ? validate_chain+0x38b/0xc20
[   69.475502][  T687]  ___sys_sendmsg+0x14e/0x1d0
[   69.475639][  T687]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   69.475800][  T687]  ? copy_msghdr_from_user+0x460/0x460
[   69.475940][  T687]  __sys_sendmsg+0x145/0x1f0
[   69.476070][  T687]  ? __sys_sendmsg_sock+0x20/0x20
[   69.476302][  T687]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   69.476466][  T687]  ? do_raw_spin_unlock+0x59/0x250
[   69.476596][  T687]  ? rcu_is_watching+0x15/0xd0
[   69.476740][  T687]  do_syscall_64+0x117/0xfc0
[   69.476870][  T687]  ? trace_hardirqs_off+0xd/0x30
[   69.477000][  T687]  ? exc_page_fault+0xee/0x100
[   69.477207][  T687]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   69.477379][  T687] RIP: 0033:0x7f314170408e
[   69.477520][  T687] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   69.477981][  T687] RSP: 002b:00007fff26037c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.478292][  T687] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f314170408e
[   69.478510][  T687] RDX: 0000000000000000 RSI: 00007fff26037d20 RDI: 0000000000000005
[   69.478708][  T687] RBP: 00007fff26037c80 R08: 0000000000000000 R09: 0000000000000000
[   69.478911][  T687] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6a8
[   69.479205][  T687] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff260383f0
[   69.479412][  T687]  </TASK>
[   69.479513][  T687] irq event stamp: 22811
[   69.479610][  T687] hardirqs last  enabled at (22819): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.479842][  T687] hardirqs last disabled at (22826): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.480070][  T687] softirqs last  enabled at (22792): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   69.480406][  T687] softirqs last disabled at (22843): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   69.480634][  T687] ---[ end trace 0000000000000000 ]---
[   69.914971][   T39] ------------[ cut here ]------------
[   69.915290][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[   69.915665][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   69.916115][   T39] Tainted: [W]=WARN
[   69.916280][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.916519][   T39] Workqueue: events_unbound linkwatch_event
[   69.916767][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   69.917012][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   69.917706][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   69.917963][   T39] RAX: 00000000ffffffa6 RBX: ff11000015c463c0 RCX: 1ff4000000057f02
[   69.918288][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c46478
[   69.918584][   T39] RBP: ff11000015b99000 R08: 1fe2200002b88c90 R09: ff11000001d951a8
[   69.918880][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   69.919187][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   69.919485][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   69.919837][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.920088][   T39] CR2: 00007f882d092574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   69.920400][   T39] PKRU: 55555554
[   69.920544][   T39] Call Trace:
[   69.920684][   T39]  <TASK>
[   69.920786][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   69.920979][   T39]  ? notifier_call_chain+0xb0/0x320
[   69.921184][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   69.921325][   T39]  netif_state_change+0x155/0x340
[   69.921513][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   69.921755][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   69.921941][   T39]  __linkwatch_run_queue+0x34c/0x750
[   69.922138][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   69.922338][   T39]  linkwatch_event+0x7f/0xb0
[   69.922523][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   69.922714][   T39]  process_one_work+0xdf8/0x1410
[   69.922908][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   69.923112][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   69.923334][   T39]  worker_thread+0x4f1/0xd60
[   69.923534][   T39]  ? rescuer_thread+0x1320/0x1320
[   69.923721][   T39]  kthread+0x367/0x460
[   69.923863][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   69.924110][   T39]  ? kthread_affine_node+0x330/0x330
[   69.924312][   T39]  ret_from_fork+0x474/0x6b0
[   69.924498][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   69.924731][   T39]  ? __switch_to+0x5a3/0xe00
[   69.924939][   T39]  ? kthread_affine_node+0x330/0x330
[   69.925142][   T39]  ret_from_fork_asm+0x11/0x20
[   69.925346][   T39]  </TASK>
[   69.925492][   T39] irq event stamp: 158751
[   69.925635][   T39] hardirqs last  enabled at (158759): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.925962][   T39] hardirqs last disabled at (158766): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.926275][   T39] softirqs last  enabled at (158462): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   69.926598][   T39] softirqs last disabled at (158457): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   69.926924][   T39] ---[ end trace 0000000000000000 ]---
[   69.927912][   T39] ------------[ cut here ]------------
[   69.928125][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[   69.928527][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   69.928970][   T39] Tainted: [W]=WARN
[   69.929134][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.929375][   T39] Workqueue: events_unbound linkwatch_event
[   69.929621][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   69.929867][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   69.930551][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   69.930790][   T39] RAX: 00000000ffffffa6 RBX: ff11000015c46ac0 RCX: 1ff4000000057f02
[   69.931067][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c46b78
[   69.931366][   T39] RBP: ff1100000f131000 R08: 1fe2200002b88d70 R09: ff11000001d951a8
[   69.931651][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   69.931931][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   69.932226][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   69.932548][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.932783][   T39] CR2: 00007f882d092574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   69.933070][   T39] PKRU: 55555554
[   69.933225][   T39] Call Trace:
[   69.933367][   T39]  <TASK>
[   69.933468][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   69.933658][   T39]  ? notifier_call_chain+0xb0/0x320
[   69.933854][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   69.934004][   T39]  netif_state_change+0x155/0x340
[   69.934232][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   69.934476][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   69.934664][   T39]  __linkwatch_run_queue+0x34c/0x750
[   69.934850][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   69.935035][   T39]  linkwatch_event+0x7f/0xb0
[   69.935236][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   69.935426][   T39]  process_one_work+0xdf8/0x1410
[   69.935621][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   69.935810][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   69.936001][   T39]  worker_thread+0x4f1/0xd60
[   69.936207][   T39]  ? rescuer_thread+0x1320/0x1320
[   69.936391][   T39]  kthread+0x367/0x460
[   69.936532][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   69.936768][   T39]  ? kthread_affine_node+0x330/0x330
[   69.936956][   T39]  ret_from_fork+0x474/0x6b0
[   69.937167][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   69.937396][   T39]  ? __switch_to+0x5a3/0xe00
[   69.937581][   T39]  ? kthread_affine_node+0x330/0x330
[   69.937768][   T39]  ret_from_fork_asm+0x11/0x20
[   69.937967][   T39]  </TASK>
[   69.938119][   T39] irq event stamp: 159523
[   69.938268][   T39] hardirqs last  enabled at (159531): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   69.938599][   T39] hardirqs last disabled at (159538): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   69.938927][   T39] softirqs last  enabled at (159144): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   69.939253][   T39] softirqs last disabled at (159137): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   69.939580][   T39] ---[ end trace 0000000000000000 ]---
[   73.756011][  T711] ------------[ cut here ]------------
[   73.756206][  T711] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/711
[   73.756440][  T711] CPU: 0 UID: 0 PID: 711 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   73.756703][  T711] Tainted: [W]=WARN
[   73.756801][  T711] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.756964][  T711] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   73.757142][  T711] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   73.757606][  T711] RSP: 0018:ffa0000001be7020 EFLAGS: 00010286
[   73.757771][  T711] RAX: 00000000ffffffa6 RBX: ff1100001305eac0 RCX: 1ff400000037cdca
[   73.757963][  T711] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001305eb78
[   73.758167][  T711] RBP: ff11000015ad1000 R08: 1fe220000260bd70 R09: ff11000015ec8b58
[   73.758369][  T711] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   73.758560][  T711] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ad1ce1
[   73.758756][  T711] FS:  00007fd9fcc67840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   73.758989][  T711] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.759163][  T711] CR2: 000000000938a988 CR3: 0000000010774002 CR4: 0000000000771ef0
[   73.759365][  T711] PKRU: 55555554
[   73.759464][  T711] Call Trace:
[   73.759562][  T711]  <TASK>
[   73.759632][  T711]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   73.759768][  T711]  rtmsg_ifinfo+0x5c/0xb0
[   73.759868][  T711]  ? mark_held_locks+0x40/0x70
[   73.760002][  T711]  __dev_notify_flags+0x1b8/0x280
[   73.760142][  T711]  ? netif_change_name+0x8c0/0x8c0
[   73.760280][  T711]  ? __dev_change_flags+0x288/0x660
[   73.760414][  T711]  ? netif_set_allmulti+0x250/0x250
[   73.760544][  T711]  ? __lock_release.isra.0+0x6b/0x1a0
[   73.760676][  T711]  ? is_bpf_text_address+0x68/0x110
[   73.760815][  T711]  netif_change_flags+0xfe/0x190
[   73.760948][  T711]  do_setlink.isra.0+0x1cc3/0x2750
[   73.761082][  T711]  ? rtnl_link_get_size+0x350/0x350
[   73.761228][  T711]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   73.761396][  T711]  ? rcu_read_lock_any_held+0x3c/0x90
[   73.761527][  T711]  ? validate_chain+0x38b/0xc20
[   73.761657][  T711]  ? rcu_read_lock_any_held+0x66/0x90
[   73.761787][  T711]  ? stack_depot_save_flags+0x367/0x770
[   73.761921][  T711]  ? __lock_acquire+0x508/0xc10
[   73.762053][  T711]  ? lock_acquire.part.0+0xbc/0x260
[   73.762218][  T711]  ? rtnl_newlink+0x883/0xea0
[   73.762350][  T711]  ? rcu_is_watching+0x15/0xd0
[   73.762481][  T711]  ? lock_acquire+0x134/0x160
[   73.762610][  T711]  ? rcu_is_watching+0x15/0xd0
[   73.762741][  T711]  ? rcu_is_watching+0x15/0xd0
[   73.762870][  T711]  ? trace_contention_end+0xb3/0x1a0
[   73.763000][  T711]  ? __mutex_lock+0x1db/0x2010
[   73.763144][  T711]  ? __mutex_lock+0x9b2/0x2010
[   73.763279][  T711]  ? rtnl_newlink+0x883/0xea0
[   73.763414][  T711]  ? ww_mutex_lock+0x160/0x160
[   73.763545][  T711]  ? __rtnl_newlink+0x3fa/0xa50
[   73.763680][  T711]  rtnl_newlink+0x8d1/0xea0
[   73.763811][  T711]  ? lock_acquire.part.0+0xbc/0x260
[   73.763942][  T711]  ? __rtnl_newlink+0xa50/0xa50
[   73.764070][  T711]  ? mark_usage+0x61/0x170
[   73.764213][  T711]  ? lock_acquire.part.0+0xbc/0x260
[   73.764342][  T711]  ? find_held_lock+0x2b/0x80
[   73.764473][  T711]  ? __rtnl_newlink+0xa50/0xa50
[   73.764603][  T711]  ? __lock_release.isra.0+0x6b/0x1a0
[   73.764736][  T711]  ? __rtnl_newlink+0xa50/0xa50
[   73.764866][  T711]  rtnetlink_rcv_msg+0x40d/0x9e0
[   73.764996][  T711]  ? validate_chain+0x38b/0xc20
[   73.765130][  T711]  ? rtnl_stats_set+0x3f0/0x3f0
[   73.765265][  T711]  ? __lock_acquire+0x508/0xc10
[   73.765399][  T711]  ? lock_acquire.part.0+0xbc/0x260
[   73.765529][  T711]  ? find_held_lock+0x2b/0x80
[   73.765661][  T711]  netlink_rcv_skb+0x14e/0x3a0
[   73.765793][  T711]  ? rtnl_stats_set+0x3f0/0x3f0
[   73.765923][  T711]  ? netlink_ack+0xcd0/0xcd0
[   73.766054][  T711]  ? netlink_deliver_tap+0xc5/0x330
[   73.766198][  T711]  ? netlink_deliver_tap+0x13c/0x330
[   73.766330][  T711]  netlink_unicast+0x486/0x750
[   73.766461][  T711]  ? netlink_attachskb+0x810/0x810
[   73.766591][  T711]  ? __lock_acquire+0x508/0xc10
[   73.766721][  T711]  netlink_sendmsg+0x735/0xc60
[   73.766855][  T711]  ? netlink_unicast+0x750/0x750
[   73.766989][  T711]  ? __might_fault+0x97/0x140
[   73.767127][  T711]  ____sys_sendmsg+0x419/0x850
[   73.767264][  T711]  ? copy_msghdr_from_user+0x2a0/0x460
[   73.767394][  T711]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   73.767554][  T711]  ? move_addr_to_kernel+0x40/0x40
[   73.767685][  T711]  ? stack_depot_save_flags+0x367/0x770
[   73.767816][  T711]  ? validate_chain+0x38b/0xc20
[   73.767946][  T711]  ___sys_sendmsg+0x14e/0x1d0
[   73.768078][  T711]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   73.768252][  T711]  ? copy_msghdr_from_user+0x460/0x460
[   73.768395][  T711]  __sys_sendmsg+0x145/0x1f0
[   73.768525][  T711]  ? __sys_sendmsg_sock+0x20/0x20
[   73.768654][  T711]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   73.768820][  T711]  ? do_raw_spin_unlock+0x59/0x250
[   73.768954][  T711]  ? rcu_is_watching+0x15/0xd0
[   73.769088][  T711]  do_syscall_64+0x117/0xfc0
[   73.769245][  T711]  ? trace_hardirqs_off+0xd/0x30
[   73.769389][  T711]  ? exc_page_fault+0xee/0x100
[   73.769523][  T711]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   73.769687][  T711] RIP: 0033:0x7fd9fcea108e
[   73.769824][  T711] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   73.771770][  T711] RSP: 002b:00007fffa3648630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.771973][  T711] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd9fcea108e
[   73.772175][  T711] RDX: 0000000000000000 RSI: 00007fffa36486e0 RDI: 0000000000000005
[   73.772377][  T711] RBP: 00007fffa3648640 R08: 0000000000000000 R09: 0000000000000000
[   73.772575][  T711] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6ad
[   73.772771][  T711] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa3648db0
[   73.772974][  T711]  </TASK>
[   73.773076][  T711] irq event stamp: 24165
[   73.773182][  T711] hardirqs last  enabled at (24175): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   73.773417][  T711] hardirqs last disabled at (24182): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   73.773643][  T711] softirqs last  enabled at (23682): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   73.773870][  T711] softirqs last disabled at (23673): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   73.774106][  T711] ---[ end trace 0000000000000000 ]---
[   73.775661][   T36] ------------[ cut here ]------------
[   73.775807][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:0/36
[   73.776060][   T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   73.776352][   T36] Tainted: [W]=WARN
[   73.776447][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.776600][   T36] Workqueue: events_unbound linkwatch_event
[   73.776761][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   73.776919][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   73.777367][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   73.777524][   T36] RAX: 00000000ffffffa6 RBX: ff11000015e9f8c0 RCX: 1ff4000000051f02
[   73.777706][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e9f978
[   73.777890][   T36] RBP: ff1100000f131000 R08: 1fe2200002bd3f30 R09: ff11000001d651a8
[   73.778074][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   73.778268][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   73.778451][   T36] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   73.778663][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.778818][   T36] CR2: 0000555fbff369d0 CR3: 000000001605c004 CR4: 0000000000771ef0
[   73.779002][   T36] PKRU: 55555554
[   73.779093][   T36] Call Trace:
[   73.779199][   T36]  <TASK>
[   73.779264][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   73.779462][   T36]  ? notifier_call_chain+0xb0/0x320
[   73.779586][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   73.779681][   T36]  netif_state_change+0x155/0x340
[   73.779803][   T36]  ? dev_deactivate+0xc1/0x210
[   73.780001][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   73.780159][   T36]  ? rfc2863_policy+0x1a0/0x310
[   73.780287][   T36]  ? linkwatch_do_dev+0x9c/0xd0
[   73.780409][   T36]  __linkwatch_run_queue+0x34c/0x750
[   73.780605][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   73.780732][   T36]  linkwatch_event+0x7f/0xb0
[   73.780855][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   73.780977][   T36]  process_one_work+0xdf8/0x1410
[   73.781183][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   73.781308][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   73.781436][   T36]  worker_thread+0x4f1/0xd60
[   73.781559][   T36]  ? rescuer_thread+0x1320/0x1320
[   73.781756][   T36]  kthread+0x367/0x460
[   73.781850][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   73.782001][   T36]  ? kthread_affine_node+0x330/0x330
[   73.782212][   T36]  ret_from_fork+0x474/0x6b0
[   73.782336][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   73.782491][   T36]  ? __switch_to+0x5a3/0xe00
[   73.782611][   T36]  ? kthread_affine_node+0x330/0x330
[   73.782810][   T36]  ret_from_fork_asm+0x11/0x20
[   73.782938][   T36]  </TASK>
[   73.783029][   T36] irq event stamp: 258057
[   73.783133][   T36] hardirqs last  enabled at (258087): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   73.783357][   T36] hardirqs last disabled at (258094): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   73.783577][   T36] softirqs last  enabled at (258084): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   73.783791][   T36] softirqs last disabled at (258065): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   73.784002][   T36] ---[ end trace 0000000000000000 ]---
[   76.619320][   T67] ------------[ cut here ]------------
[   76.619492][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   76.619741][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.620013][   T67] Tainted: [W]=WARN
[   76.620112][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.620271][   T67] Workqueue: netns cleanup_net
[   76.620400][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.620558][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.620993][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   76.621153][   T67] RAX: 00000000ffffffa6 RBX: ff11000015d7f8c0 RCX: 1ff4000000090eed
[   76.621343][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015d7f978
[   76.621529][   T67] RBP: ff11000004fe1000 R08: 1fe2200002baff30 R09: ff1100000faa0bd0
[   76.621720][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.621904][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.622092][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   76.622367][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.622522][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03001 CR4: 0000000000771ef0
[   76.622706][   T67] PKRU: 55555554
[   76.622797][   T67] Call Trace:
[   76.622888][   T67]  <TASK>
[   76.622951][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   76.623112][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   76.623287][   T67]  ? queue_rcu_work+0x7c/0xa0
[   76.623411][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   76.623535][   T67]  ? rtnl_is_locked+0x15/0x20
[   76.623655][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   76.623779][   T67]  ? mutex_is_locked+0x1c/0x50
[   76.623902][   T67]  ops_undo_list+0x615/0x8f0
[   76.624023][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   76.624153][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   76.624287][   T67]  cleanup_net+0x431/0x890
[   76.624409][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   76.624529][   T67]  ? process_one_work+0xdb7/0x1410
[   76.624651][   T67]  ? lock_acquire+0x134/0x160
[   76.624784][   T67]  ? rcu_is_watching+0x15/0xd0
[   76.624907][   T67]  process_one_work+0xdf8/0x1410
[   76.625039][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   76.625164][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   76.625296][   T67]  worker_thread+0x4f1/0xd60
[   76.625415][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.625533][   T67]  ? __kthread_parkme+0xbd/0x210
[   76.625653][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.625798][   T67]  kthread+0x367/0x460
[   76.625893][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   76.626042][   T67]  ? kthread_affine_node+0x330/0x330
[   76.626170][   T67]  ret_from_fork+0x474/0x6b0
[   76.626298][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   76.626451][   T67]  ? __switch_to+0x5a3/0xe00
[   76.626576][   T67]  ? kthread_affine_node+0x330/0x330
[   76.626721][   T67]  ret_from_fork_asm+0x11/0x20
[   76.626849][   T67]  </TASK>
[   76.626941][   T67] irq event stamp: 1105679
[   76.627061][   T67] hardirqs last  enabled at (1105687): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.627332][   T67] hardirqs last disabled at (1105696): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.627542][   T67] softirqs last  enabled at (1105270): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   76.627755][   T67] softirqs last disabled at (1105265): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   76.627967][   T67] ---[ end trace 0000000000000000 ]---
[   76.637972][   T67] vethA: left promiscuous mode
[   76.638221][   T67] ------------[ cut here ]------------
[   76.638363][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   76.638631][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.638938][   T67] Tainted: [W]=WARN
[   76.639041][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.639219][   T67] Workqueue: netns cleanup_net
[   76.639388][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.639564][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.640055][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   76.640266][   T67] RAX: 00000000ffffffa6 RBX: ff11000015d7fa80 RCX: 1ff4000000090eae
[   76.640470][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015d7fb38
[   76.640674][   T67] RBP: ff1100000ff94000 R08: 1fe2200002baff68 R09: ff1100000faa0bd0
[   76.640880][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   76.641094][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004973450
[   76.641337][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   76.641572][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.641743][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49006 CR4: 0000000000771ef0
[   76.641946][   T67] PKRU: 55555554
[   76.642048][   T67] Call Trace:
[   76.642155][   T67]  <TASK>
[   76.642232][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   76.642371][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   76.642489][   T67]  __dev_notify_flags+0x1b8/0x280
[   76.642626][   T67]  ? netdev_info+0xe2/0x116
[   76.642765][   T67]  ? netdev_notice+0x120/0x120
[   76.642899][   T67]  ? netif_change_name+0x8c0/0x8c0
[   76.643038][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   76.643236][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   76.643377][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   76.643514][   T67]  __dev_set_promiscuity+0x194/0x230
[   76.643649][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   76.643786][   T67]  netif_set_promiscuity+0x4c/0xc0
[   76.643923][   T67]  dev_set_promiscuity+0x9d/0x150
[   76.644063][   T67]  hsr_del_port+0x36d/0x490
[   76.644208][   T67]  hsr_del_ports+0x24/0x80
[   76.644349][   T67]  hsr_dellink+0x5d/0x90
[   76.644452][   T67]  default_device_exit_batch+0x19d/0x600
[   76.644589][   T67]  ? unregister_netdev+0x60/0x60
[   76.644724][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   76.644875][   T67]  ops_undo_list+0x2ce/0x8f0
[   76.645012][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   76.645153][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   76.645298][   T67]  cleanup_net+0x431/0x890
[   76.645434][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   76.645569][   T67]  ? process_one_work+0xdb7/0x1410
[   76.645707][   T67]  ? lock_acquire+0x134/0x160
[   76.645844][   T67]  ? rcu_is_watching+0x15/0xd0
[   76.645985][   T67]  process_one_work+0xdf8/0x1410
[   76.646131][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   76.646274][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   76.646413][   T67]  worker_thread+0x4f1/0xd60
[   76.646549][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.646683][   T67]  ? __kthread_parkme+0xbd/0x210
[   76.646830][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.646965][   T67]  kthread+0x367/0x460
[   76.647067][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   76.647263][   T67]  ? kthread_affine_node+0x330/0x330
[   76.647408][   T67]  ret_from_fork+0x474/0x6b0
[   76.647550][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   76.647726][   T67]  ? __switch_to+0x5a3/0xe00
[   76.647868][   T67]  ? kthread_affine_node+0x330/0x330
[   76.648006][   T67]  ret_from_fork_asm+0x11/0x20
[   76.648158][   T67]  </TASK>
[   76.648295][   T67] irq event stamp: 1107345
[   76.648433][   T67] hardirqs last  enabled at (1107353): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.648678][   T67] hardirqs last disabled at (1107360): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.648916][   T67] softirqs last  enabled at (1106894): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   76.649158][   T67] softirqs last disabled at (1106869): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   76.649402][   T67] ---[ end trace 0000000000000000 ]---
[   76.649682][   T67] ------------[ cut here ]------------
[   76.649814][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   76.650077][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.650393][   T67] Tainted: [W]=WARN
[   76.650495][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.650663][   T67] Workqueue: netns cleanup_net
[   76.650801][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.650981][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.651655][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   76.651824][   T67] RAX: 00000000ffffffa6 RBX: ff11000015d7fc40 RCX: 1ff4000000090eb2
[   76.652022][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015d7fcf8
[   76.652234][   T67] RBP: ff1100000ff94000 R08: 1fe2200002baffa0 R09: ff1100000faa0bd0
[   76.652436][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   76.652818][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   76.653018][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   76.653352][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.653525][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49006 CR4: 0000000000771ef0
[   76.653728][   T67] PKRU: 55555554
[   76.653828][   T67] Call Trace:
[   76.654014][   T67]  <TASK>
[   76.654082][   T67]  ? rcu_is_watching+0x15/0xd0
[   76.654226][   T67]  rtnetlink_event+0xe0/0x1f0
[   76.654359][   T67]  notifier_call_chain+0xb0/0x320
[   76.654584][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   76.654717][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   76.654888][   T67]  ? find_held_lock+0x2b/0x80
[   76.655025][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   76.655166][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   76.655339][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   76.655561][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   76.655696][   T67]  hsr_del_port+0x25a/0x490
[   76.655921][   T67]  hsr_del_ports+0x24/0x80
[   76.656055][   T67]  hsr_dellink+0x5d/0x90
[   76.656169][   T67]  default_device_exit_batch+0x19d/0x600
[   76.656320][   T67]  ? unregister_netdev+0x60/0x60
[   76.656544][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   76.656679][   T67]  ops_undo_list+0x2ce/0x8f0
[   76.656903][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   76.657036][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   76.657190][   T67]  cleanup_net+0x431/0x890
[   76.657387][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   76.657607][   T67]  ? process_one_work+0xdb7/0x1410
[   76.657742][   T67]  ? lock_acquire+0x134/0x160
[   76.657874][   T67]  ? rcu_is_watching+0x15/0xd0
[   76.658009][   T67]  process_one_work+0xdf8/0x1410
[   76.658155][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   76.658343][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   76.658656][   T67]  worker_thread+0x4f1/0xd60
[   76.658795][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.658929][   T67]  ? __kthread_parkme+0xbd/0x210
[   76.659063][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.659204][   T67]  kthread+0x367/0x460
[   76.659311][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   76.659478][   T67]  ? kthread_affine_node+0x330/0x330
[   76.659627][   T67]  ret_from_fork+0x474/0x6b0
[   76.659762][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   76.659928][   T67]  ? __switch_to+0x5a3/0xe00
[   76.660061][   T67]  ? kthread_affine_node+0x330/0x330
[   76.660293][   T67]  ret_from_fork_asm+0x11/0x20
[   76.660432][   T67]  </TASK>
[   76.660621][   T67] irq event stamp: 1107999
[   76.660752][   T67] hardirqs last  enabled at (1108007): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.661071][   T67] hardirqs last disabled at (1108014): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.661310][   T67] softirqs last  enabled at (1107470): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   76.661542][   T67] softirqs last disabled at (1107468): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   76.661775][   T67] ---[ end trace 0000000000000000 ]---
[   76.662070][   T67] vethB: left promiscuous mode
[   76.662354][   T67] ------------[ cut here ]------------
[   76.662487][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   76.662839][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.663691][   T67] Tainted: [W]=WARN
[   76.663796][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.663966][   T67] Workqueue: netns cleanup_net
[   76.664112][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.664309][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.664793][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   76.664963][   T67] RAX: 00000000ffffffa6 RBX: ff11000015d7fe00 RCX: 1ff4000000090eae
[   76.665168][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015d7feb8
[   76.665379][   T67] RBP: ff11000015ad1000 R08: 1fe2200002baffd8 R09: ff1100000faa0bd0
[   76.665596][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   76.665799][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004973b50
[   76.666003][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   76.666264][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.666436][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49006 CR4: 0000000000771ef0
[   76.666638][   T67] PKRU: 55555554
[   76.666739][   T67] Call Trace:
[   76.666839][   T67]  <TASK>
[   76.666911][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   76.667049][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   76.667166][   T67]  __dev_notify_flags+0x1b8/0x280
[   76.667340][   T67]  ? netdev_info+0xe2/0x116
[   76.667474][   T67]  ? netdev_notice+0x120/0x120
[   76.667607][   T67]  ? netif_change_name+0x8c0/0x8c0
[   76.667741][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   76.667908][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   76.668043][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   76.668188][   T67]  __dev_set_promiscuity+0x194/0x230
[   76.668330][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   76.668466][   T67]  netif_set_promiscuity+0x4c/0xc0
[   76.668608][   T67]  dev_set_promiscuity+0x9d/0x150
[   76.668744][   T67]  hsr_del_port+0x36d/0x490
[   76.668879][   T67]  hsr_del_ports+0x3e/0x80
[   76.669013][   T67]  hsr_dellink+0x5d/0x90
[   76.669121][   T67]  default_device_exit_batch+0x19d/0x600
[   76.669266][   T67]  ? unregister_netdev+0x60/0x60
[   76.669408][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   76.669643][   T67]  ops_undo_list+0x2ce/0x8f0
[   76.669780][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   76.669918][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   76.670056][   T67]  cleanup_net+0x431/0x890
[   76.670264][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   76.670426][   T67]  ? process_one_work+0xdb7/0x1410
[   76.670656][   T67]  ? lock_acquire+0x134/0x160
[   76.670797][   T67]  ? rcu_is_watching+0x15/0xd0
[   76.670935][   T67]  process_one_work+0xdf8/0x1410
[   76.671264][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   76.671402][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   76.671546][   T67]  worker_thread+0x4f1/0xd60
[   76.671684][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.671821][   T67]  ? __kthread_parkme+0xbd/0x210
[   76.672048][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.672309][   T67]  kthread+0x367/0x460
[   76.672414][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   76.672607][   T67]  ? kthread_affine_node+0x330/0x330
[   76.672743][   T67]  ret_from_fork+0x474/0x6b0
[   76.672886][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   76.673237][   T67]  ? __switch_to+0x5a3/0xe00
[   76.673375][   T67]  ? kthread_affine_node+0x330/0x330
[   76.673512][   T67]  ret_from_fork_asm+0x11/0x20
[   76.673655][   T67]  </TASK>
[   76.673757][   T67] irq event stamp: 1109953
[   76.673897][   T67] hardirqs last  enabled at (1109961): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.674292][   T67] hardirqs last disabled at (1110064): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.674525][   T67] softirqs last  enabled at (1110062): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   76.674760][   T67] softirqs last disabled at (1109969): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   76.674996][   T67] ---[ end trace 0000000000000000 ]---
[   76.676268][   T67] ------------[ cut here ]------------
[   76.676413][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   76.676721][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.677033][   T67] Tainted: [W]=WARN
[   76.677362][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.677529][   T67] Workqueue: netns cleanup_net
[   76.677666][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.677838][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.678405][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   76.678570][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a88ac0 RCX: 1ff4000000090eb2
[   76.678767][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a88b78
[   76.678961][   T67] RBP: ff11000015ad1000 R08: 1fe2200002b51170 R09: ff1100000faa0bd0
[   76.679242][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   76.679524][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   76.679720][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   76.679949][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.680192][   T67] CR2: 0000555fbff2c670 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   76.680395][   T67] PKRU: 55555554
[   76.680493][   T67] Call Trace:
[   76.680591][   T67]  <TASK>
[   76.680659][   T67]  ? rcu_is_watching+0x15/0xd0
[   76.680791][   T67]  rtnetlink_event+0xe0/0x1f0
[   76.680923][   T67]  notifier_call_chain+0xb0/0x320
[   76.681077][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   76.681300][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   76.681466][   T67]  ? find_held_lock+0x2b/0x80
[   76.681597][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   76.681730][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   76.681892][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   76.682022][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   76.682358][   T67]  hsr_del_port+0x25a/0x490
[   76.682508][   T67]  hsr_del_ports+0x3e/0x80
[   76.682641][   T67]  hsr_dellink+0x5d/0x90
[   76.682739][   T67]  default_device_exit_batch+0x19d/0x600
[   76.682872][   T67]  ? unregister_netdev+0x60/0x60
[   76.683002][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   76.683246][   T67]  ops_undo_list+0x2ce/0x8f0
[   76.683381][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   76.683510][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   76.683644][   T67]  cleanup_net+0x431/0x890
[   76.683774][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   76.683905][   T67]  ? process_one_work+0xdb7/0x1410
[   76.684036][   T67]  ? lock_acquire+0x134/0x160
[   76.684279][   T67]  ? rcu_is_watching+0x15/0xd0
[   76.684412][   T67]  process_one_work+0xdf8/0x1410
[   76.684546][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   76.684677][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   76.684810][   T67]  worker_thread+0x4f1/0xd60
[   76.684943][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.685074][   T67]  ? __kthread_parkme+0xbd/0x210
[   76.685315][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.685447][   T67]  kthread+0x367/0x460
[   76.685546][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   76.685711][   T67]  ? kthread_affine_node+0x330/0x330
[   76.685842][   T67]  ret_from_fork+0x474/0x6b0
[   76.685974][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   76.686247][   T67]  ? __switch_to+0x5a3/0xe00
[   76.686379][   T67]  ? kthread_affine_node+0x330/0x330
[   76.686509][   T67]  ret_from_fork_asm+0x11/0x20
[   76.686646][   T67]  </TASK>
[   76.686762][   T67] irq event stamp: 1112807
[   76.686893][   T67] hardirqs last  enabled at (1112815): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.687231][   T67] hardirqs last disabled at (1112996): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.687456][   T67] softirqs last  enabled at (1112994): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   76.687683][   T67] softirqs last disabled at (1112823): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   76.687909][   T67] ---[ end trace 0000000000000000 ]---
[   76.688366][   T67] ------------[ cut here ]------------
[   76.688504][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   76.688752][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.689042][   T67] Tainted: [W]=WARN
[   76.689145][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.689310][   T67] Workqueue: netns cleanup_net
[   76.689462][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.689624][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.690078][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   76.690253][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a89000 RCX: 1ff4000000090eaf
[   76.690449][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a890b8
[   76.690641][   T67] RBP: ff11000015afc000 R08: 1fe2200002b51218 R09: ff1100000faa0bd0
[   76.690829][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   76.691018][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f131000
[   76.691228][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   76.691458][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.691629][   T67] CR2: 00007ffe968daff0 CR3: 0000000015c81002 CR4: 0000000000771ef0
[   76.691822][   T67] PKRU: 55555554
[   76.691918][   T67] Call Trace:
[   76.692015][   T67]  <TASK>
[   76.692080][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   76.692221][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   76.692321][   T67]  netif_close_many+0x2ac/0x640
[   76.692449][   T67]  ? __dev_close_many+0x530/0x530
[   76.692591][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   76.692750][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   76.692935][   T67]  ? mark_held_locks+0x40/0x70
[   76.693061][   T67]  ? mutex_is_locked+0x1c/0x50
[   76.693198][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   76.693365][   T67]  ? mutex_is_locked+0x1c/0x50
[   76.693491][   T67]  ? rtnl_is_locked+0x15/0x20
[   76.693618][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   76.693778][   T67]  ? unregister_netdevice_many+0x20/0x20
[   76.693907][   T67]  default_device_exit_batch+0x38b/0x600
[   76.694034][   T67]  ? unregister_netdev+0x60/0x60
[   76.694169][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   76.694317][   T67]  ops_undo_list+0x2ce/0x8f0
[   76.694448][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   76.694575][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   76.694705][   T67]  cleanup_net+0x431/0x890
[   76.694833][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   76.694959][   T67]  ? process_one_work+0xdb7/0x1410
[   76.695087][   T67]  ? lock_acquire+0x134/0x160
[   76.695232][   T67]  ? rcu_is_watching+0x15/0xd0
[   76.695364][   T67]  process_one_work+0xdf8/0x1410
[   76.695494][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   76.695621][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   76.695750][   T67]  worker_thread+0x4f1/0xd60
[   76.695879][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.696007][   T67]  ? __kthread_parkme+0xbd/0x210
[   76.696142][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.696276][   T67]  kthread+0x367/0x460
[   76.696372][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   76.696528][   T67]  ? kthread_affine_node+0x330/0x330
[   76.696654][   T67]  ret_from_fork+0x474/0x6b0
[   76.696781][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   76.696940][   T67]  ? __switch_to+0x5a3/0xe00
[   76.697077][   T67]  ? kthread_affine_node+0x330/0x330
[   76.697305][   T67]  ret_from_fork_asm+0x11/0x20
[   76.697451][   T67]  </TASK>
[   76.697544][   T67] irq event stamp: 1113999
[   76.697669][   T67] hardirqs last  enabled at (1114007): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.697888][   T67] hardirqs last disabled at (1114014): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.698180][   T67] softirqs last  enabled at (1114146): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   76.698491][   T67] softirqs last disabled at (1114157): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   76.698711][   T67] ---[ end trace 0000000000000000 ]---
[   76.700143][   T67] ------------[ cut here ]------------
[   76.700294][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   76.700539][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.700820][   T67] Tainted: [W]=WARN
[   76.700913][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.701068][   T67] Workqueue: netns cleanup_net
[   76.701209][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.701377][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.701826][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   76.701996][   T67] RAX: 00000000ffffffa6 RBX: ff110000159d8580 RCX: 1ff4000000090eaf
[   76.702190][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d8638
[   76.702382][   T67] RBP: ff1100000f131000 R08: 1fe2200002b3b0c8 R09: ff1100000faa0bd0
[   76.702565][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   76.702751][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff94000
[   76.702938][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   76.703164][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.703329][   T67] CR2: 0000555fbff2c670 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   76.703516][   T67] PKRU: 55555554
[   76.703627][   T67] Call Trace:
[   76.703720][   T67]  <TASK>
[   76.703785][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   76.703923][   T67]  ? notifier_call_chain+0xb0/0x320
[   76.704048][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   76.704149][   T67]  netif_close_many+0x2ac/0x640
[   76.704282][   T67]  ? __dev_close_many+0x530/0x530
[   76.704408][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   76.704566][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   76.704719][   T67]  ? mark_held_locks+0x40/0x70
[   76.704841][   T67]  ? mutex_is_locked+0x1c/0x50
[   76.704967][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   76.705172][   T67]  ? mutex_is_locked+0x1c/0x50
[   76.705305][   T67]  ? rtnl_is_locked+0x15/0x20
[   76.705431][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   76.705589][   T67]  ? unregister_netdevice_many+0x20/0x20
[   76.705715][   T67]  default_device_exit_batch+0x38b/0x600
[   76.705841][   T67]  ? unregister_netdev+0x60/0x60
[   76.705965][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   76.706092][   T67]  ops_undo_list+0x2ce/0x8f0
[   76.706234][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   76.706359][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   76.706486][   T67]  cleanup_net+0x431/0x890
[   76.706613][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   76.706737][   T67]  ? process_one_work+0xdb7/0x1410
[   76.706907][   T67]  ? lock_acquire+0x134/0x160
[   76.707053][   T67]  ? rcu_is_watching+0x15/0xd0
[   76.707193][   T67]  process_one_work+0xdf8/0x1410
[   76.707331][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   76.707456][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   76.707583][   T67]  worker_thread+0x4f1/0xd60
[   76.707710][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.707842][   T67]  ? __kthread_parkme+0xbd/0x210
[   76.707968][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.708091][   T67]  kthread+0x367/0x460
[   76.708201][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   76.708363][   T67]  ? kthread_affine_node+0x330/0x330
[   76.708487][   T67]  ret_from_fork+0x474/0x6b0
[   76.708617][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   76.708771][   T67]  ? __switch_to+0x5a3/0xe00
[   76.708895][   T67]  ? kthread_affine_node+0x330/0x330
[   76.709026][   T67]  ret_from_fork_asm+0x11/0x20
[   76.709161][   T67]  </TASK>
[   76.709259][   T67] irq event stamp: 1116733
[   76.709381][   T67] hardirqs last  enabled at (1116741): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.709595][   T67] hardirqs last disabled at (1116748): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.709807][   T67] softirqs last  enabled at (1116470): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   76.710032][   T67] softirqs last disabled at (1116429): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   76.710260][   T67] ---[ end trace 0000000000000000 ]---
[   76.711068][   T67] ------------[ cut here ]------------
[   76.711204][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   76.711504][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.711800][   T67] Tainted: [W]=WARN
[   76.711894][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.712050][   T67] Workqueue: netns cleanup_net
[   76.712192][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.712363][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.712804][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   76.712962][   T67] RAX: 00000000ffffffa6 RBX: ff110000049a2ac0 RCX: 1ff4000000090eaf
[   76.713209][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a2b78
[   76.713402][   T67] RBP: ff1100000ff94000 R08: 1fe2200000934570 R09: ff1100000faa0bd0
[   76.713637][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   76.713823][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015b99000
[   76.714040][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   76.714330][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.714487][   T67] CR2: 0000555fbff2c670 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   76.714673][   T67] PKRU: 55555554
[   76.714767][   T67] Call Trace:
[   76.714860][   T67]  <TASK>
[   76.714925][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   76.715051][   T67]  ? notifier_call_chain+0xb0/0x320
[   76.715236][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   76.715332][   T67]  netif_close_many+0x2ac/0x640
[   76.715459][   T67]  ? __dev_close_many+0x530/0x530
[   76.715585][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   76.715742][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   76.715898][   T67]  ? mark_held_locks+0x40/0x70
[   76.716028][   T67]  ? mutex_is_locked+0x1c/0x50
[   76.716206][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   76.716368][   T67]  ? mutex_is_locked+0x1c/0x50
[   76.716493][   T67]  ? rtnl_is_locked+0x15/0x20
[   76.716616][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   76.716771][   T67]  ? unregister_netdevice_many+0x20/0x20
[   76.716897][   T67]  default_device_exit_batch+0x38b/0x600
[   76.717022][   T67]  ? unregister_netdev+0x60/0x60
[   76.717198][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   76.717330][   T67]  ops_undo_list+0x2ce/0x8f0
[   76.717455][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   76.717579][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   76.717705][   T67]  cleanup_net+0x431/0x890
[   76.717846][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   76.717967][   T67]  ? process_one_work+0xdb7/0x1410
[   76.718091][   T67]  ? lock_acquire+0x134/0x160
[   76.718267][   T67]  ? rcu_is_watching+0x15/0xd0
[   76.718392][   T67]  process_one_work+0xdf8/0x1410
[   76.718517][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   76.718640][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   76.718789][   T67]  worker_thread+0x4f1/0xd60
[   76.718914][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.719036][   T67]  ? __kthread_parkme+0xbd/0x210
[   76.719222][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.719346][   T67]  kthread+0x367/0x460
[   76.719439][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   76.719592][   T67]  ? kthread_affine_node+0x330/0x330
[   76.719716][   T67]  ret_from_fork+0x474/0x6b0
[   76.719841][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   76.719995][   T67]  ? __switch_to+0x5a3/0xe00
[   76.720171][   T67]  ? kthread_affine_node+0x330/0x330
[   76.720300][   T67]  ret_from_fork_asm+0x11/0x20
[   76.720430][   T67]  </TASK>
[   76.720534][   T67] irq event stamp: 1119803
[   76.720660][   T67] hardirqs last  enabled at (1119811): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.720872][   T67] hardirqs last disabled at (1119818): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.721087][   T67] softirqs last  enabled at (1119776): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   76.721357][   T67] softirqs last disabled at (1119835): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   76.721573][   T67] ---[ end trace 0000000000000000 ]---
[   76.722927][   T67] ------------[ cut here ]------------
[   76.723221][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   76.723490][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.723773][   T67] Tainted: [W]=WARN
[   76.723867][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.724022][   T67] Workqueue: netns cleanup_net
[   76.724451][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.724639][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.725177][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   76.725343][   T67] RAX: 00000000ffffffa6 RBX: ff11000010117380 RCX: 1ff4000000090eaf
[   76.725529][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010117438
[   76.725714][   T67] RBP: ff11000015b99000 R08: 1fe2200002022e88 R09: ff1100000faa0bd0
[   76.725900][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   76.726088][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f79000
[   76.726438][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   76.726658][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.726815][   T67] CR2: 0000555fbff2c670 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   76.727002][   T67] PKRU: 55555554
[   76.727095][   T67] Call Trace:
[   76.727264][   T67]  <TASK>
[   76.727331][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   76.727456][   T67]  ? notifier_call_chain+0xb0/0x320
[   76.727581][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   76.727676][   T67]  netif_close_many+0x2ac/0x640
[   76.727824][   T67]  ? __dev_close_many+0x530/0x530
[   76.727952][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   76.728156][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   76.728322][   T67]  ? mark_held_locks+0x40/0x70
[   76.728444][   T67]  ? mutex_is_locked+0x1c/0x50
[   76.728574][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   76.728741][   T67]  ? mutex_is_locked+0x1c/0x50
[   76.728865][   T67]  ? rtnl_is_locked+0x15/0x20
[   76.728989][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   76.729208][   T67]  ? unregister_netdevice_many+0x20/0x20
[   76.729341][   T67]  default_device_exit_batch+0x38b/0x600
[   76.729467][   T67]  ? unregister_netdev+0x60/0x60
[   76.729594][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   76.729720][   T67]  ops_undo_list+0x2ce/0x8f0
[   76.729847][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   76.729983][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   76.730159][   T67]  cleanup_net+0x431/0x890
[   76.730290][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   76.730418][   T67]  ? process_one_work+0xdb7/0x1410
[   76.730543][   T67]  ? lock_acquire+0x134/0x160
[   76.730669][   T67]  ? rcu_is_watching+0x15/0xd0
[   76.730797][   T67]  process_one_work+0xdf8/0x1410
[   76.730924][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   76.731049][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   76.731234][   T67]  worker_thread+0x4f1/0xd60
[   76.731391][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.731535][   T67]  ? __kthread_parkme+0xbd/0x210
[   76.731660][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.731785][   T67]  kthread+0x367/0x460
[   76.731881][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   76.732036][   T67]  ? kthread_affine_node+0x330/0x330
[   76.732219][   T67]  ret_from_fork+0x474/0x6b0
[   76.732347][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   76.732502][   T67]  ? __switch_to+0x5a3/0xe00
[   76.732626][   T67]  ? kthread_affine_node+0x330/0x330
[   76.732753][   T67]  ret_from_fork_asm+0x11/0x20
[   76.732884][   T67]  </TASK>
[   76.732978][   T67] irq event stamp: 1123595
[   76.733153][   T67] hardirqs last  enabled at (1123697): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.733376][   T67] hardirqs last disabled at (1123704): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.733601][   T67] softirqs last  enabled at (1123694): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   76.733818][   T67] softirqs last disabled at (1123603): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   76.734033][   T67] ---[ end trace 0000000000000000 ]---
[   76.734977][   T67] ------------[ cut here ]------------
[   76.735242][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   76.735495][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.735803][   T67] Tainted: [W]=WARN
[   76.735906][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.736080][   T67] Workqueue: netns cleanup_net
[   76.736233][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.736406][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.736864][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   76.737024][   T67] RAX: 00000000ffffffa6 RBX: ff11000010dc3a80 RCX: 1ff4000000090eaf
[   76.737238][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc3b38
[   76.737426][   T67] RBP: ff11000010f79000 R08: 1fe22000021b8768 R09: ff1100000faa0bd0
[   76.737615][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   76.737819][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   76.738010][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   76.738246][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.738405][   T67] CR2: 00007f1a56a8bc20 CR3: 0000000015c81002 CR4: 0000000000771ef0
[   76.738601][   T67] PKRU: 55555554
[   76.738696][   T67] Call Trace:
[   76.738791][   T67]  <TASK>
[   76.738856][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   76.738983][   T67]  ? notifier_call_chain+0xb0/0x320
[   76.739112][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   76.739208][   T67]  netif_close_many+0x2ac/0x640
[   76.739341][   T67]  ? __dev_close_many+0x530/0x530
[   76.739469][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   76.739641][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   76.739798][   T67]  ? mark_held_locks+0x40/0x70
[   76.739922][   T67]  ? mutex_is_locked+0x1c/0x50
[   76.740047][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   76.740231][   T67]  ? mutex_is_locked+0x1c/0x50
[   76.740356][   T67]  ? rtnl_is_locked+0x15/0x20
[   76.740483][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   76.740640][   T67]  ? unregister_netdevice_many+0x20/0x20
[   76.740767][   T67]  default_device_exit_batch+0x38b/0x600
[   76.740903][   T67]  ? unregister_netdev+0x60/0x60
[   76.741028][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   76.741177][   T67]  ops_undo_list+0x2ce/0x8f0
[   76.741312][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   76.741439][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   76.741567][   T67]  cleanup_net+0x431/0x890
[   76.741691][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   76.741819][   T67]  ? process_one_work+0xdb7/0x1410
[   76.741946][   T67]  ? lock_acquire+0x134/0x160
[   76.742069][   T67]  ? rcu_is_watching+0x15/0xd0
[   76.742262][   T67]  process_one_work+0xdf8/0x1410
[   76.742391][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   76.742517][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   76.742658][   T67]  worker_thread+0x4f1/0xd60
[   76.742783][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.742909][   T67]  ? __kthread_parkme+0xbd/0x210
[   76.743034][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.743192][   T67]  kthread+0x367/0x460
[   76.743300][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   76.743457][   T67]  ? kthread_affine_node+0x330/0x330
[   76.743596][   T67]  ret_from_fork+0x474/0x6b0
[   76.743720][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   76.743875][   T67]  ? __switch_to+0x5a3/0xe00
[   76.743999][   T67]  ? kthread_affine_node+0x330/0x330
[   76.744132][   T67]  ret_from_fork_asm+0x11/0x20
[   76.744269][   T67]  </TASK>
[   76.744376][   T67] irq event stamp: 1126501
[   76.744497][   T67] hardirqs last  enabled at (1126509): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.744713][   T67] hardirqs last disabled at (1126516): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.744937][   T67] softirqs last  enabled at (1126422): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   76.745158][   T67] softirqs last disabled at (1126365): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   76.745382][   T67] ---[ end trace 0000000000000000 ]---
[   76.751310][   T67] ------------[ cut here ]------------
[   76.751445][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   76.751679][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.751949][   T67] Tainted: [W]=WARN
[   76.752038][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.752194][   T67] Workqueue: netns cleanup_net
[   76.752324][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.752478][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.752908][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   76.753060][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e38040 RCX: 1ff4000000090ed5
[   76.753267][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e380f8
[   76.753456][   T67] RBP: ff11000015afc000 R08: 1fe2200002bc7020 R09: ff1100000faa0bd0
[   76.753638][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.753817][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.754003][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   76.754231][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.754384][   T67] CR2: 00007f1a56a8bc20 CR3: 0000000015c81002 CR4: 0000000000771ef0
[   76.754564][   T67] PKRU: 55555554
[   76.754653][   T67] Call Trace:
[   76.754744][   T67]  <TASK>
[   76.754806][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   76.754959][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   76.755113][   T67]  ? mutex_is_locked+0x1c/0x50
[   76.755238][   T67]  ? rtnl_is_locked+0x15/0x20
[   76.755370][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   76.755524][   T67]  default_device_exit_batch+0x38b/0x600
[   76.755647][   T67]  ? unregister_netdev+0x60/0x60
[   76.755767][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   76.755889][   T67]  ops_undo_list+0x2ce/0x8f0
[   76.756011][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   76.756139][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   76.756269][   T67]  cleanup_net+0x431/0x890
[   76.756391][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   76.756512][   T67]  ? process_one_work+0xdb7/0x1410
[   76.756648][   T67]  ? lock_acquire+0x134/0x160
[   76.756768][   T67]  ? rcu_is_watching+0x15/0xd0
[   76.756891][   T67]  process_one_work+0xdf8/0x1410
[   76.757014][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   76.757140][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   76.757270][   T67]  worker_thread+0x4f1/0xd60
[   76.757391][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.757512][   T67]  ? __kthread_parkme+0xbd/0x210
[   76.757658][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.757780][   T67]  kthread+0x367/0x460
[   76.757872][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   76.758021][   T67]  ? kthread_affine_node+0x330/0x330
[   76.758149][   T67]  ret_from_fork+0x474/0x6b0
[   76.758275][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   76.758447][   T67]  ? __switch_to+0x5a3/0xe00
[   76.758572][   T67]  ? kthread_affine_node+0x330/0x330
[   76.758705][   T67]  ret_from_fork_asm+0x11/0x20
[   76.758834][   T67]  </TASK>
[   76.758922][   T67] irq event stamp: 1134885
[   76.759044][   T67] hardirqs last  enabled at (1134893): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.759264][   T67] hardirqs last disabled at (1134902): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.759471][   T67] softirqs last  enabled at (1134428): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   76.759697][   T67] softirqs last disabled at (1134426): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   76.759912][   T67] ---[ end trace 0000000000000000 ]---
[   76.761048][   T67] ------------[ cut here ]------------
[   76.761197][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   76.761461][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.761751][   T67] Tainted: [W]=WARN
[   76.761842][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.761992][   T67] Workqueue: netns cleanup_net
[   76.762122][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.762311][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.762745][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   76.762898][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e38c80 RCX: 1ff4000000090ed5
[   76.763077][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e38d38
[   76.763280][   T67] RBP: ff11000015ad1000 R08: 1fe2200002bc71a8 R09: ff1100000faa0bd0
[   76.763461][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.763642][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.763825][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   76.764036][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.764196][   T67] CR2: 00007f1a56a8bc20 CR3: 0000000015c81002 CR4: 0000000000771ef0
[   76.764382][   T67] PKRU: 55555554
[   76.764474][   T67] Call Trace:
[   76.764564][   T67]  <TASK>
[   76.764627][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   76.764779][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   76.764946][   T67]  ? mutex_is_locked+0x1c/0x50
[   76.765066][   T67]  ? rtnl_is_locked+0x15/0x20
[   76.765194][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   76.765366][   T67]  default_device_exit_batch+0x38b/0x600
[   76.765487][   T67]  ? unregister_netdev+0x60/0x60
[   76.765609][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   76.765733][   T67]  ops_undo_list+0x2ce/0x8f0
[   76.765857][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   76.765976][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   76.766106][   T67]  cleanup_net+0x431/0x890
[   76.766234][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   76.766386][   T67]  ? process_one_work+0xdb7/0x1410
[   76.766509][   T67]  ? lock_acquire+0x134/0x160
[   76.766628][   T67]  ? rcu_is_watching+0x15/0xd0
[   76.766752][   T67]  process_one_work+0xdf8/0x1410
[   76.766888][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   76.767010][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   76.767143][   T67]  worker_thread+0x4f1/0xd60
[   76.767270][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.767391][   T67]  ? __kthread_parkme+0xbd/0x210
[   76.767512][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.767631][   T67]  kthread+0x367/0x460
[   76.767723][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   76.767873][   T67]  ? kthread_affine_node+0x330/0x330
[   76.767994][   T67]  ret_from_fork+0x474/0x6b0
[   76.768121][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   76.768277][   T67]  ? __switch_to+0x5a3/0xe00
[   76.768402][   T67]  ? kthread_affine_node+0x330/0x330
[   76.768522][   T67]  ret_from_fork_asm+0x11/0x20
[   76.768659][   T67]  </TASK>
[   76.768748][   T67] irq event stamp: 1137461
[   76.768869][   T67] hardirqs last  enabled at (1137469): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.769079][   T67] hardirqs last disabled at (1137476): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.769299][   T67] softirqs last  enabled at (1137002): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   76.769515][   T67] softirqs last disabled at (1137000): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   76.769728][   T67] ---[ end trace 0000000000000000 ]---
[   76.770786][   T67] vethA (unregistering): left promiscuous mode
[   76.771039][   T67] ------------[ cut here ]------------
[   76.771169][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   76.771435][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.771713][   T67] Tainted: [W]=WARN
[   76.771803][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.771953][   T67] Workqueue: netns cleanup_net
[   76.772079][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.772821][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.773332][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   76.773483][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e38900 RCX: 1ff4000000090ed5
[   76.773660][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e389b8
[   76.773843][   T67] RBP: ff1100000f131000 R08: 1fe2200002bc7138 R09: ff1100000faa0bd0
[   76.774020][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.774261][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.774454][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   76.774667][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.774841][   T67] CR2: 00007f1a56a8bc20 CR3: 0000000015c81002 CR4: 0000000000771ef0
[   76.775020][   T67] PKRU: 55555554
[   76.775156][   T67] Call Trace:
[   76.775251][   T67]  <TASK>
[   76.775314][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   76.775472][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   76.775634][   T67]  ? mutex_is_locked+0x1c/0x50
[   76.775754][   T67]  ? rtnl_is_locked+0x15/0x20
[   76.775881][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   76.776033][   T67]  default_device_exit_batch+0x38b/0x600
[   76.776202][   T67]  ? unregister_netdev+0x60/0x60
[   76.776326][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   76.776469][   T67]  ops_undo_list+0x2ce/0x8f0
[   76.776593][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   76.776722][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   76.776843][   T67]  cleanup_net+0x431/0x890
[   76.776971][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   76.777089][   T67]  ? process_one_work+0xdb7/0x1410
[   76.777261][   T67]  ? lock_acquire+0x134/0x160
[   76.777406][   T67]  ? rcu_is_watching+0x15/0xd0
[   76.777530][   T67]  process_one_work+0xdf8/0x1410
[   76.777656][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   76.777774][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   76.777896][   T67]  worker_thread+0x4f1/0xd60
[   76.778017][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.778194][   T67]  ? __kthread_parkme+0xbd/0x210
[   76.781024][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.781192][   T67]  kthread+0x367/0x460
[   76.781293][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   76.781442][   T67]  ? kthread_affine_node+0x330/0x330
[   76.781559][   T67]  ret_from_fork+0x474/0x6b0
[   76.781678][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   76.781826][   T67]  ? __switch_to+0x5a3/0xe00
[   76.781950][   T67]  ? kthread_affine_node+0x330/0x330
[   76.782068][   T67]  ret_from_fork_asm+0x11/0x20
[   76.782246][   T67]  </TASK>
[   76.782339][   T67] irq event stamp: 1142011
[   76.782456][   T67] hardirqs last  enabled at (1142019): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.782659][   T67] hardirqs last disabled at (1142026): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.782864][   T67] softirqs last  enabled at (1142000): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   76.783082][   T67] softirqs last disabled at (1141907): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   76.783345][   T67] ---[ end trace 0000000000000000 ]---
[   76.790814][   T67] ------------[ cut here ]------------
[   76.790968][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   76.791218][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.791515][   T67] Tainted: [W]=WARN
[   76.791608][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.791757][   T67] Workqueue: netns cleanup_net
[   76.791885][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.792041][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.792497][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   76.792647][   T67] RAX: 00000000ffffffa6 RBX: ff11000013fc5e00 RCX: 1ff4000000090ed5
[   76.792827][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc5eb8
[   76.793013][   T67] RBP: ff1100000ff94000 R08: 1fe22000027f8bd8 R09: ff1100000faa0bd0
[   76.793200][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   76.793392][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.793577][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   76.793791][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.793942][   T67] CR2: 00007ffe968daff0 CR3: 0000000015c81002 CR4: 0000000000771ef0
[   76.794156][   T67] PKRU: 55555554
[   76.794252][   T67] Call Trace:
[   76.794343][   T67]  <TASK>
[   76.794406][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   76.794561][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   76.794715][   T67]  ? mutex_is_locked+0x1c/0x50
[   76.794838][   T67]  ? rtnl_is_locked+0x15/0x20
[   76.794959][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   76.795134][   T67]  default_device_exit_batch+0x38b/0x600
[   76.795263][   T67]  ? unregister_netdev+0x60/0x60
[   76.795395][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   76.795516][   T67]  ops_undo_list+0x2ce/0x8f0
[   76.795642][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   76.795767][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   76.795890][   T67]  cleanup_net+0x431/0x890
[   76.796010][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   76.796142][   T67]  ? process_one_work+0xdb7/0x1410
[   76.796270][   T67]  ? lock_acquire+0x134/0x160
[   76.796400][   T67]  ? rcu_is_watching+0x15/0xd0
[   76.796522][   T67]  process_one_work+0xdf8/0x1410
[   76.796645][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   76.796764][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   76.796888][   T67]  worker_thread+0x4f1/0xd60
[   76.797009][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.797136][   T67]  ? __kthread_parkme+0xbd/0x210
[   76.797268][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.797398][   T67]  kthread+0x367/0x460
[   76.797492][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   76.797651][   T67]  ? kthread_affine_node+0x330/0x330
[   76.797771][   T67]  ret_from_fork+0x474/0x6b0
[   76.797892][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   76.798044][   T67]  ? __switch_to+0x5a3/0xe00
[   76.798169][   T67]  ? kthread_affine_node+0x330/0x330
[   76.798296][   T67]  ret_from_fork_asm+0x11/0x20
[   76.798423][   T67]  </TASK>
[   76.798514][   T67] irq event stamp: 1149901
[   76.798657][   T67] hardirqs last  enabled at (1149909): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.798866][   T67] hardirqs last disabled at (1149916): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.799072][   T67] softirqs last  enabled at (1149742): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   76.799290][   T67] softirqs last disabled at (1149737): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   76.799507][   T67] ---[ end trace 0000000000000000 ]---
[   76.800562][   T67] vethB (unregistering): left promiscuous mode
[   76.800831][   T67] ------------[ cut here ]------------
[   76.800949][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   76.801193][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.801486][   T67] Tainted: [W]=WARN
[   76.801576][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.801730][   T67] Workqueue: netns cleanup_net
[   76.801863][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.802016][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.802468][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   76.802632][   T67] RAX: 00000000ffffffa6 RBX: ff11000013fc4c80 RCX: 1ff4000000090ed5
[   76.802814][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc4d38
[   76.802995][   T67] RBP: ff11000015b99000 R08: 1fe22000027f89a8 R09: ff1100000faa0bd0
[   76.803177][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   76.803362][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.803564][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   76.803777][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.803928][   T67] CR2: 00007ffe968daff0 CR3: 0000000015c81002 CR4: 0000000000771ef0
[   76.804113][   T67] PKRU: 55555554
[   76.804203][   T67] Call Trace:
[   76.804294][   T67]  <TASK>
[   76.804355][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   76.804507][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   76.804653][   T67]  ? mutex_is_locked+0x1c/0x50
[   76.804771][   T67]  ? rtnl_is_locked+0x15/0x20
[   76.804894][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   76.805050][   T67]  default_device_exit_batch+0x38b/0x600
[   76.805223][   T67]  ? unregister_netdev+0x60/0x60
[   76.805345][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   76.805494][   T67]  ops_undo_list+0x2ce/0x8f0
[   76.805615][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   76.805732][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   76.805853][   T67]  cleanup_net+0x431/0x890
[   76.805973][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   76.806091][   T67]  ? process_one_work+0xdb7/0x1410
[   76.806241][   T67]  ? lock_acquire+0x134/0x160
[   76.806364][   T67]  ? rcu_is_watching+0x15/0xd0
[   76.806487][   T67]  process_one_work+0xdf8/0x1410
[   76.806608][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   76.806727][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   76.806863][   T67]  worker_thread+0x4f1/0xd60
[   76.806982][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.807108][   T67]  ? __kthread_parkme+0xbd/0x210
[   76.807239][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.807365][   T67]  kthread+0x367/0x460
[   76.807455][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   76.807602][   T67]  ? kthread_affine_node+0x330/0x330
[   76.807720][   T67]  ret_from_fork+0x474/0x6b0
[   76.807839][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   76.807987][   T67]  ? __switch_to+0x5a3/0xe00
[   76.808110][   T67]  ? kthread_affine_node+0x330/0x330
[   76.808263][   T67]  ret_from_fork_asm+0x11/0x20
[   76.808386][   T67]  </TASK>
[   76.808477][   T67] irq event stamp: 1152649
[   76.808611][   T67] hardirqs last  enabled at (1152657): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.808841][   T67] hardirqs last disabled at (1152664): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.809073][   T67] softirqs last  enabled at (1152432): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   76.809290][   T67] softirqs last disabled at (1152331): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   76.809505][   T67] ---[ end trace 0000000000000000 ]---
[   76.811029][   T67] ------------[ cut here ]------------
[   76.811176][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   76.811413][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.811680][   T67] Tainted: [W]=WARN
[   76.811775][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.811925][   T67] Workqueue: netns cleanup_net
[   76.812052][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.812241][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.812668][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   76.812818][   T67] RAX: 00000000ffffffa6 RBX: ff11000011c93000 RCX: 1ff4000000090ed5
[   76.813000][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c930b8
[   76.814049][   T67] RBP: ff11000010f79000 R08: 1fe2200002392618 R09: ff1100000faa0bd0
[   76.814343][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   76.814524][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.814725][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   76.814935][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.815085][   T67] CR2: 00007ffe968daff0 CR3: 0000000015c81002 CR4: 0000000000771ef0
[   76.815323][   T67] PKRU: 55555554
[   76.815413][   T67] Call Trace:
[   76.815503][   T67]  <TASK>
[   76.815567][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   76.815722][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   76.815885][   T67]  ? mutex_is_locked+0x1c/0x50
[   76.816007][   T67]  ? rtnl_is_locked+0x15/0x20
[   76.816183][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   76.816359][   T67]  default_device_exit_batch+0x38b/0x600
[   76.816480][   T67]  ? unregister_netdev+0x60/0x60
[   76.816604][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   76.816726][   T67]  ops_undo_list+0x2ce/0x8f0
[   76.816847][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   76.816966][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   76.817088][   T67]  cleanup_net+0x431/0x890
[   76.817266][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   76.817385][   T67]  ? process_one_work+0xdb7/0x1410
[   76.817512][   T67]  ? lock_acquire+0x134/0x160
[   76.817633][   T67]  ? rcu_is_watching+0x15/0xd0
[   76.817755][   T67]  process_one_work+0xdf8/0x1410
[   76.817881][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   76.818002][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   76.818174][   T67]  worker_thread+0x4f1/0xd60
[   76.818309][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.818430][   T67]  ? __kthread_parkme+0xbd/0x210
[   76.818554][   T67]  ? rescuer_thread+0x1320/0x1320
[   76.818673][   T67]  kthread+0x367/0x460
[   76.818765][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   76.818914][   T67]  ? kthread_affine_node+0x330/0x330
[   76.819227][   T67]  ret_from_fork+0x474/0x6b0
[   76.819350][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   76.819500][   T67]  ? __switch_to+0x5a3/0xe00
[   76.819623][   T67]  ? kthread_affine_node+0x330/0x330
[   76.819744][   T67]  ret_from_fork_asm+0x11/0x20
[   76.819871][   T67]  </TASK>
[   76.819961][   T67] irq event stamp: 1158065
[   76.820095][   T67] hardirqs last  enabled at (1158073): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.820354][   T67] hardirqs last disabled at (1158174): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.820563][   T67] softirqs last  enabled at (1158168): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   76.820774][   T67] softirqs last disabled at (1158077): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   76.820980][   T67] ---[ end trace 0000000000000000 ]---
[   76.829020][  T730] ------------[ cut here ]------------
[   76.829177][  T730] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/730
[   76.829429][  T730] CPU: 3 UID: 0 PID: 730 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.829699][  T730] Tainted: [W]=WARN
[   76.829797][  T730] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.829960][  T730] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.830137][  T730] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.830607][  T730] RSP: 0018:ffa0000001bf7ab0 EFLAGS: 00010286
[   76.830772][  T730] RAX: 00000000ffffffa6 RBX: ff11000015e3c580 RCX: 1ff400000037ef1c
[   76.830970][  T730] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3c638
[   76.831179][  T730] RBP: ff11000013349000 R08: 1fe2200002bc78c8 R09: ff11000004d9ae80
[   76.831380][  T730] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.831575][  T730] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013349000
[   76.831774][  T730] FS:  00007f1a5688a840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   76.832018][  T730] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.832190][  T730] CR2: 00007f1a56a8bc20 CR3: 0000000015c81002 CR4: 0000000000771ef0
[   76.832393][  T730] PKRU: 55555554
[   76.832492][  T730] Call Trace:
[   76.832620][  T730]  <TASK>
[   76.832690][  T730]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   76.832823][  T730]  ? notifier_call_chain+0xb0/0x320
[   76.832953][  T730]  rtmsg_ifinfo+0x5c/0xb0
[   76.833051][  T730]  register_netdevice+0x137a/0x1980
[   76.833188][  T730]  ? unregister_netdevice_queue+0x470/0x470
[   76.833364][  T730]  register_netdev+0x23/0x40
[   76.833495][  T730]  loopback_net_init+0x7d/0x150
[   76.833628][  T730]  ops_init+0x187/0x560
[   76.833729][  T730]  setup_net+0x11b/0x3b0
[   76.833829][  T730]  ? unregister_pernet_device+0x80/0x80
[   76.833958][  T730]  ? lockdep_init_map_type+0x5d/0x250
[   76.834087][  T730]  ? mutex_init_lockdep+0xf6/0x120
[   76.834230][  T730]  copy_net_ns+0x2fd/0x450
[   76.834361][  T730]  create_new_namespaces+0x371/0xa10
[   76.834493][  T730]  unshare_nsproxy_namespaces+0xa5/0x150
[   76.834625][  T730]  ksys_unshare+0x47e/0x8c0
[   76.834757][  T730]  ? walk_process_tree+0x350/0x350
[   76.834890][  T730]  ? __ia32_sys_open+0x1b0/0x1b0
[   76.835025][  T730]  __x64_sys_unshare+0x34/0x50
[   76.835276][  T730]  ? do_syscall_64+0x82/0xfc0
[   76.835411][  T730]  do_syscall_64+0x117/0xfc0
[   76.835651][  T730]  ? trace_hardirqs_off+0xd/0x30
[   76.835784][  T730]  ? exc_page_fault+0xee/0x100
[   76.835916][  T730]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   76.836079][  T730] RIP: 0033:0x7f1a56b4cbcb
[   76.836354][  T730] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   76.836821][  T730] RSP: 002b:00007ffe968da878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   76.837022][  T730] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1a56b4cbcb
[   76.837337][  T730] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   76.837533][  T730] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   76.837730][  T730] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe968dcaa0
[   76.837926][  T730] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe968de8c6
[   76.838242][  T730]  </TASK>
[   76.838341][  T730] irq event stamp: 23321
[   76.838438][  T730] hardirqs last  enabled at (23329): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.838664][  T730] hardirqs last disabled at (23336): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.838893][  T730] softirqs last  enabled at (23310): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   76.839237][  T730] softirqs last disabled at (23353): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   76.839465][  T730] ---[ end trace 0000000000000000 ]---
[   76.847906][  T730] ------------[ cut here ]------------
[   76.848204][  T730] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/730
[   76.848488][  T730] CPU: 2 UID: 0 PID: 730 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.848804][  T730] Tainted: [W]=WARN
[   76.848952][  T730] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.849180][  T730] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.849450][  T730] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.849957][  T730] RSP: 0018:ffa0000001bf7a98 EFLAGS: 00010286
[   76.850181][  T730] RAX: 00000000ffffffa6 RBX: ff11000005f68e40 RCX: 1ff400000037ef19
[   76.850429][  T730] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f68ef8
[   76.850671][  T730] RBP: ff11000013b91000 R08: 1fe2200000bed1e0 R09: ff11000004d9ae80
[   76.850912][  T730] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   76.851172][  T730] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013b91000
[   76.851425][  T730] FS:  00007f1a5688a840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   76.851700][  T730] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.851912][  T730] CR2: 0000555fa9f311a4 CR3: 0000000015c81005 CR4: 0000000000771ef0
[   76.852168][  T730] PKRU: 55555554
[   76.852322][  T730] Call Trace:
[   76.852469][  T730]  <TASK>
[   76.852584][  T730]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   76.852764][  T730]  ? notifier_call_chain+0xb0/0x320
[   76.852942][  T730]  rtmsg_ifinfo+0x5c/0xb0
[   76.853090][  T730]  register_netdevice+0x137a/0x1980
[   76.853300][  T730]  ? unregister_netdevice_queue+0x470/0x470
[   76.853511][  T730]  ? alloc_netdev_mqs+0xed0/0x1490
[   76.853695][  T730]  register_netdev+0x23/0x40
[   76.853874][  T730]  sit_init_net+0x299/0x570
[   76.854054][  T730]  ops_init+0x187/0x560
[   76.854224][  T730]  setup_net+0x11b/0x3b0
[   76.854370][  T730]  ? unregister_pernet_device+0x80/0x80
[   76.854547][  T730]  ? lockdep_init_map_type+0x5d/0x250
[   76.854726][  T730]  ? mutex_init_lockdep+0xf6/0x120
[   76.854908][  T730]  copy_net_ns+0x2fd/0x450
[   76.855086][  T730]  create_new_namespaces+0x371/0xa10
[   76.855295][  T730]  unshare_nsproxy_namespaces+0xa5/0x150
[   76.855475][  T730]  ksys_unshare+0x47e/0x8c0
[   76.855655][  T730]  ? walk_process_tree+0x350/0x350
[   76.855834][  T730]  ? __ia32_sys_open+0x1b0/0x1b0
[   76.856017][  T730]  __x64_sys_unshare+0x34/0x50
[   76.856236][  T730]  ? do_syscall_64+0x82/0xfc0
[   76.856426][  T730]  do_syscall_64+0x117/0xfc0
[   76.856603][  T730]  ? trace_hardirqs_off+0xd/0x30
[   76.856781][  T730]  ? exc_page_fault+0xee/0x100
[   76.856961][  T730]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   76.857181][  T730] RIP: 0033:0x7f1a56b4cbcb
[   76.857370][  T730] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   76.857879][  T730] RSP: 002b:00007ffe968da878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   76.858133][  T730] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1a56b4cbcb
[   76.858383][  T730] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   76.858625][  T730] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   76.858866][  T730] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe968dcaa0
[   76.859130][  T730] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe968de8c6
[   76.859380][  T730]  </TASK>
[   76.859521][  T730] irq event stamp: 31557
[   76.859665][  T730] hardirqs last  enabled at (31567): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.859939][  T730] hardirqs last disabled at (31576): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.860244][  T730] softirqs last  enabled at (31350): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   76.860516][  T730] softirqs last disabled at (31307): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   76.860791][  T730] ---[ end trace 0000000000000000 ]---
[   76.885610][  T731] ------------[ cut here ]------------
[   76.885803][  T731] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/731
[   76.886079][  T731] CPU: 2 UID: 0 PID: 731 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   76.887076][  T731] Tainted: [W]=WARN
[   76.887334][  T731] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.887601][  T731] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   76.887882][  T731] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   76.888469][  T731] RSP: 0018:ffa0000001c97020 EFLAGS: 00010286
[   76.888737][  T731] RAX: 00000000ffffffa6 RBX: ff11000013109540 RCX: 1ff4000000392dca
[   76.888983][  T731] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131095f8
[   76.889248][  T731] RBP: ff11000013349000 R08: 1fe22000026212c0 R09: ff11000004d98b58
[   76.889492][  T731] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   76.889735][  T731] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013349ce1
[   76.889983][  T731] FS:  00007faa1249d840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   76.890281][  T731] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.890496][  T731] CR2: 0000000010cd4988 CR3: 0000000015f83002 CR4: 0000000000771ef0
[   76.890739][  T731] PKRU: 55555554
[   76.890883][  T731] Call Trace:
[   76.891028][  T731]  <TASK>
[   76.891151][  T731]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   76.891345][  T731]  rtmsg_ifinfo+0x5c/0xb0
[   76.891493][  T731]  ? mark_held_locks+0x40/0x70
[   76.891672][  T731]  __dev_notify_flags+0x1b8/0x280
[   76.891854][  T731]  ? netif_change_name+0x8c0/0x8c0
[   76.892032][  T731]  ? __dev_change_flags+0x4a4/0x660
[   76.892232][  T731]  ? netif_set_allmulti+0x250/0x250
[   76.892411][  T731]  ? __lock_release.isra.0+0x6b/0x1a0
[   76.892595][  T731]  ? is_bpf_text_address+0x68/0x110
[   76.892779][  T731]  netif_change_flags+0xfe/0x190
[   76.892959][  T731]  do_setlink.isra.0+0x1cc3/0x2750
[   76.893151][  T731]  ? rtnl_link_get_size+0x350/0x350
[   76.893339][  T731]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   76.893550][  T731]  ? rcu_read_lock_any_held+0x3c/0x90
[   76.893731][  T731]  ? validate_chain+0x38b/0xc20
[   76.893911][  T731]  ? rcu_read_lock_any_held+0x66/0x90
[   76.894090][  T731]  ? stack_depot_save_flags+0x367/0x770
[   76.894294][  T731]  ? __lock_acquire+0x508/0xc10
[   76.894475][  T731]  ? lock_acquire.part.0+0xbc/0x260
[   76.894653][  T731]  ? rtnl_newlink+0x883/0xea0
[   76.894833][  T731]  ? rcu_is_watching+0x15/0xd0
[   76.895017][  T731]  ? lock_acquire+0x134/0x160
[   76.895209][  T731]  ? rcu_is_watching+0x15/0xd0
[   76.895398][  T731]  ? rcu_is_watching+0x15/0xd0
[   76.895577][  T731]  ? trace_contention_end+0xb3/0x1a0
[   76.895757][  T731]  ? __mutex_lock+0x1db/0x2010
[   76.895936][  T731]  ? __mutex_lock+0x9b2/0x2010
[   76.896129][  T731]  ? rtnl_newlink+0x883/0xea0
[   76.896320][  T731]  ? ww_mutex_lock+0x160/0x160
[   76.896504][  T731]  ? __rtnl_newlink+0x3fa/0xa50
[   76.896687][  T731]  rtnl_newlink+0x8d1/0xea0
[   76.896866][  T731]  ? lock_acquire.part.0+0xbc/0x260
[   76.897042][  T731]  ? __rtnl_newlink+0xa50/0xa50
[   76.897240][  T731]  ? mark_usage+0x61/0x170
[   76.897422][  T731]  ? lock_acquire.part.0+0xbc/0x260
[   76.897597][  T731]  ? find_held_lock+0x2b/0x80
[   76.897778][  T731]  ? __rtnl_newlink+0xa50/0xa50
[   76.897962][  T731]  ? __lock_release.isra.0+0x6b/0x1a0
[   76.898151][  T731]  ? __rtnl_newlink+0xa50/0xa50
[   76.898340][  T731]  rtnetlink_rcv_msg+0x40d/0x9e0
[   76.898520][  T731]  ? validate_chain+0x38b/0xc20
[   76.898699][  T731]  ? rtnl_stats_set+0x3f0/0x3f0
[   76.898877][  T731]  ? __lock_acquire+0x508/0xc10
[   76.899057][  T731]  ? lock_acquire.part.0+0xbc/0x260
[   76.899256][  T731]  ? find_held_lock+0x2b/0x80
[   76.899441][  T731]  netlink_rcv_skb+0x14e/0x3a0
[   76.899620][  T731]  ? rtnl_stats_set+0x3f0/0x3f0
[   76.899800][  T731]  ? netlink_ack+0xcd0/0xcd0
[   76.899985][  T731]  ? netlink_deliver_tap+0xc5/0x330
[   76.900179][  T731]  ? netlink_deliver_tap+0x13c/0x330
[   76.900366][  T731]  netlink_unicast+0x486/0x750
[   76.900548][  T731]  ? netlink_attachskb+0x810/0x810
[   76.900731][  T731]  ? __lock_acquire+0x508/0xc10
[   76.900911][  T731]  netlink_sendmsg+0x735/0xc60
[   76.901092][  T731]  ? netlink_unicast+0x750/0x750
[   76.901295][  T731]  ? __might_fault+0x97/0x140
[   76.901477][  T731]  ____sys_sendmsg+0x419/0x850
[   76.901657][  T731]  ? copy_msghdr_from_user+0x2a0/0x460
[   76.901836][  T731]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   76.902046][  T731]  ? move_addr_to_kernel+0x40/0x40
[   76.902250][  T731]  ? stack_depot_save_flags+0x367/0x770
[   76.902432][  T731]  ? validate_chain+0x38b/0xc20
[   76.902614][  T731]  ___sys_sendmsg+0x14e/0x1d0
[   76.902794][  T731]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   76.903005][  T731]  ? copy_msghdr_from_user+0x460/0x460
[   76.903207][  T731]  __sys_sendmsg+0x145/0x1f0
[   76.903396][  T731]  ? __sys_sendmsg_sock+0x20/0x20
[   76.903576][  T731]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   76.903789][  T731]  ? do_raw_spin_unlock+0x59/0x250
[   76.903969][  T731]  ? rcu_is_watching+0x15/0xd0
[   76.904164][  T731]  do_syscall_64+0x117/0xfc0
[   76.904351][  T731]  ? trace_hardirqs_off+0xd/0x30
[   76.904530][  T731]  ? exc_page_fault+0xee/0x100
[   76.904714][  T731]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   76.904927][  T731] RIP: 0033:0x7faa126d708e
[   76.905122][  T731] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   76.905638][  T731] RSP: 002b:00007ffc510c11d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   76.905883][  T731] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007faa126d708e
[   76.906141][  T731] RDX: 0000000000000000 RSI: 00007ffc510c1280 RDI: 0000000000000005
[   76.906388][  T731] RBP: 00007ffc510c11e0 R08: 0000000000000000 R09: 0000000000000000
[   76.906632][  T731] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b0
[   76.906877][  T731] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc510c1950
[   76.907140][  T731]  </TASK>
[   76.907294][  T731] irq event stamp: 19279
[   76.907437][  T731] hardirqs last  enabled at (19289): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   76.907711][  T731] hardirqs last disabled at (19298): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   76.907984][  T731] softirqs last  enabled at (18292): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   76.908281][  T731] softirqs last disabled at (18201): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   76.908553][  T731] ---[ end trace 0000000000000000 ]---
[   77.042470][   T67] ------------[ cut here ]------------
[   77.042625][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   77.042861][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.043137][   T67] Tainted: [W]=WARN
[   77.043233][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.043384][   T67] Workqueue: netns cleanup_net
[   77.043508][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.043663][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.044110][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   77.044281][   T67] RAX: 00000000ffffffa6 RBX: ff11000015c47000 RCX: 1ff4000000090eed
[   77.044458][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c470b8
[   77.044634][   T67] RBP: ff11000015841000 R08: 1fe2200002b88e18 R09: ff1100000faa0bd0
[   77.044810][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   77.044989][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.045178][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   77.045398][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.045550][   T67] CR2: 00007f4ea0a4c000 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   77.045729][   T67] PKRU: 55555554
[   77.045820][   T67] Call Trace:
[   77.045910][   T67]  <TASK>
[   77.045973][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   77.046133][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   77.046293][   T67]  ? queue_rcu_work+0x7c/0xa0
[   77.046415][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   77.046552][   T67]  ? rtnl_is_locked+0x15/0x20
[   77.046675][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   77.046799][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.046919][   T67]  ops_undo_list+0x615/0x8f0
[   77.047040][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   77.047170][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.047298][   T67]  cleanup_net+0x431/0x890
[   77.047419][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   77.047543][   T67]  ? process_one_work+0xdb7/0x1410
[   77.047690][   T67]  ? lock_acquire+0x134/0x160
[   77.047810][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.047932][   T67]  process_one_work+0xdf8/0x1410
[   77.048055][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   77.048181][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   77.048333][   T67]  worker_thread+0x4f1/0xd60
[   77.048459][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.048589][   T67]  ? __kthread_parkme+0xbd/0x210
[   77.048713][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.048832][   T67]  kthread+0x367/0x460
[   77.048926][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.049079][   T67]  ? kthread_affine_node+0x330/0x330
[   77.049229][   T67]  ret_from_fork+0x474/0x6b0
[   77.049355][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   77.049504][   T67]  ? __switch_to+0x5a3/0xe00
[   77.049629][   T67]  ? kthread_affine_node+0x330/0x330
[   77.049749][   T67]  ret_from_fork_asm+0x11/0x20
[   77.049874][   T67]  </TASK>
[   77.049984][   T67] irq event stamp: 1166329
[   77.050109][   T67] hardirqs last  enabled at (1166339): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.050322][   T67] hardirqs last disabled at (1166346): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.050529][   T67] softirqs last  enabled at (1165878): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   77.050734][   T67] softirqs last disabled at (1165876): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   77.050940][   T67] ---[ end trace 0000000000000000 ]---
[   77.060887][   T67] vethA: left promiscuous mode
[   77.061093][   T67] ------------[ cut here ]------------
[   77.061239][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   77.061502][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.061802][   T67] Tainted: [W]=WARN
[   77.061904][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.062071][   T67] Workqueue: netns cleanup_net
[   77.062218][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.062393][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.062872][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   77.063046][   T67] RAX: 00000000ffffffa6 RBX: ff11000015c46e40 RCX: 1ff4000000090eae
[   77.063258][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c46ef8
[   77.063479][   T67] RBP: ff1100000543c000 R08: 1fe2200002b88de0 R09: ff1100000faa0bd0
[   77.063680][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   77.063890][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe8b150
[   77.064091][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   77.064340][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.064508][   T67] CR2: 00007f4ea0a4c000 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   77.064710][   T67] PKRU: 55555554
[   77.064811][   T67] Call Trace:
[   77.064914][   T67]  <TASK>
[   77.064983][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.065124][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   77.065237][   T67]  __dev_notify_flags+0x1b8/0x280
[   77.065371][   T67]  ? netdev_info+0xe2/0x116
[   77.065518][   T67]  ? netdev_notice+0x120/0x120
[   77.065652][   T67]  ? netif_change_name+0x8c0/0x8c0
[   77.065786][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   77.065956][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   77.066091][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   77.066263][   T67]  __dev_set_promiscuity+0x194/0x230
[   77.066399][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   77.066537][   T67]  netif_set_promiscuity+0x4c/0xc0
[   77.066678][   T67]  dev_set_promiscuity+0x9d/0x150
[   77.066816][   T67]  hsr_del_port+0x36d/0x490
[   77.066953][   T67]  hsr_del_ports+0x24/0x80
[   77.067109][   T67]  hsr_dellink+0x5d/0x90
[   77.067212][   T67]  default_device_exit_batch+0x19d/0x600
[   77.067356][   T67]  ? unregister_netdev+0x60/0x60
[   77.067494][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   77.067631][   T67]  ops_undo_list+0x2ce/0x8f0
[   77.067769][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   77.067903][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.068040][   T67]  cleanup_net+0x431/0x890
[   77.068206][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   77.068349][   T67]  ? process_one_work+0xdb7/0x1410
[   77.068488][   T67]  ? lock_acquire+0x134/0x160
[   77.068623][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.068760][   T67]  process_one_work+0xdf8/0x1410
[   77.068899][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   77.069033][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   77.069177][   T67]  worker_thread+0x4f1/0xd60
[   77.069322][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.069457][   T67]  ? __kthread_parkme+0xbd/0x210
[   77.069590][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.069724][   T67]  kthread+0x367/0x460
[   77.069824][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.069993][   T67]  ? kthread_affine_node+0x330/0x330
[   77.070134][   T67]  ret_from_fork+0x474/0x6b0
[   77.070276][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   77.070446][   T67]  ? __switch_to+0x5a3/0xe00
[   77.070604][   T67]  ? kthread_affine_node+0x330/0x330
[   77.070738][   T67]  ret_from_fork_asm+0x11/0x20
[   77.070878][   T67]  </TASK>
[   77.071069][   T67] irq event stamp: 1168003
[   77.071209][   T67] hardirqs last  enabled at (1168013): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.071449][   T67] hardirqs last disabled at (1168020): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.071785][   T67] softirqs last  enabled at (1167836): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.072032][   T67] softirqs last disabled at (1167811): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.072278][   T67] ---[ end trace 0000000000000000 ]---
[   77.072542][   T67] ------------[ cut here ]------------
[   77.072669][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   77.072945][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.073248][   T67] Tainted: [W]=WARN
[   77.073347][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.073513][   T67] Workqueue: netns cleanup_net
[   77.073647][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.073906][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.074471][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   77.074637][   T67] RAX: 00000000ffffffa6 RBX: ff11000015c46c80 RCX: 1ff4000000090eb2
[   77.074840][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c46d38
[   77.075036][   T67] RBP: ff1100000543c000 R08: 1fe2200002b88da8 R09: ff1100000faa0bd0
[   77.075245][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   77.075441][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   77.075635][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   77.075862][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.076119][   T67] CR2: 00007f4ea0a4c000 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   77.076323][   T67] PKRU: 55555554
[   77.076445][   T67] Call Trace:
[   77.076544][   T67]  <TASK>
[   77.076611][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.076913][   T67]  rtnetlink_event+0xe0/0x1f0
[   77.077045][   T67]  notifier_call_chain+0xb0/0x320
[   77.077185][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   77.077326][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   77.077578][   T67]  ? find_held_lock+0x2b/0x80
[   77.077709][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   77.077841][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   77.078002][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   77.078819][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   77.078951][   T67]  hsr_del_port+0x25a/0x490
[   77.079273][   T67]  hsr_del_ports+0x24/0x80
[   77.079523][   T67]  hsr_dellink+0x5d/0x90
[   77.079621][   T67]  default_device_exit_batch+0x19d/0x600
[   77.079753][   T67]  ? unregister_netdev+0x60/0x60
[   77.079883][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   77.080014][   T67]  ops_undo_list+0x2ce/0x8f0
[   77.080171][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   77.080304][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.080439][   T67]  cleanup_net+0x431/0x890
[   77.080569][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   77.080699][   T67]  ? process_one_work+0xdb7/0x1410
[   77.080831][   T67]  ? lock_acquire+0x134/0x160
[   77.080962][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.081092][   T67]  process_one_work+0xdf8/0x1410
[   77.081236][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   77.081367][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   77.081502][   T67]  worker_thread+0x4f1/0xd60
[   77.081635][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.081795][   T67]  ? __kthread_parkme+0xbd/0x210
[   77.081926][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.082056][   T67]  kthread+0x367/0x460
[   77.082160][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.082330][   T67]  ? kthread_affine_node+0x330/0x330
[   77.082475][   T67]  ret_from_fork+0x474/0x6b0
[   77.082605][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   77.082765][   T67]  ? __switch_to+0x5a3/0xe00
[   77.082896][   T67]  ? kthread_affine_node+0x330/0x330
[   77.083027][   T67]  ret_from_fork_asm+0x11/0x20
[   77.083171][   T67]  </TASK>
[   77.083276][   T67] irq event stamp: 1169949
[   77.083405][   T67] hardirqs last  enabled at (1169957): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.083733][   T67] hardirqs last disabled at (1169964): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.083957][   T67] softirqs last  enabled at (1169756): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.084192][   T67] softirqs last disabled at (1169715): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.084425][   T67] ---[ end trace 0000000000000000 ]---
[   77.084773][   T67] ------------[ cut here ]------------
[   77.084908][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   77.085258][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.085546][   T67] Tainted: [W]=WARN
[   77.085640][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.085807][   T67] Workqueue: netns cleanup_net
[   77.085934][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.086597][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.087122][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   77.087283][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ff2040 RCX: 1ff4000000090eaf
[   77.087467][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff20f8
[   77.087656][   T67] RBP: ff11000013f21000 R08: 1fe22000027fe420 R09: ff1100000faa0bd0
[   77.087843][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   77.088030][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000543c000
[   77.088281][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   77.088511][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.088668][   T67] CR2: 00007f4ea0a4c000 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   77.088854][   T67] PKRU: 55555554
[   77.088946][   T67] Call Trace:
[   77.089039][   T67]  <TASK>
[   77.089152][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.089283][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   77.089378][   T67]  netif_close_many+0x2ac/0x640
[   77.089526][   T67]  ? __dev_close_many+0x530/0x530
[   77.089653][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   77.089809][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   77.089965][   T67]  ? mark_held_locks+0x40/0x70
[   77.090153][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.090283][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   77.090437][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.090562][   T67]  ? rtnl_is_locked+0x15/0x20
[   77.090687][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   77.090844][   T67]  ? unregister_netdevice_many+0x20/0x20
[   77.090971][   T67]  default_device_exit_batch+0x38b/0x600
[   77.091158][   T67]  ? unregister_netdev+0x60/0x60
[   77.091289][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   77.091420][   T67]  ops_undo_list+0x2ce/0x8f0
[   77.091547][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   77.091674][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.091802][   T67]  cleanup_net+0x431/0x890
[   77.091927][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   77.092052][   T67]  ? process_one_work+0xdb7/0x1410
[   77.092244][   T67]  ? lock_acquire+0x134/0x160
[   77.092369][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.092495][   T67]  process_one_work+0xdf8/0x1410
[   77.092622][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   77.092820][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   77.092949][   T67]  worker_thread+0x4f1/0xd60
[   77.093075][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.093258][   T67]  ? __kthread_parkme+0xbd/0x210
[   77.093388][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.093523][   T67]  kthread+0x367/0x460
[   77.093617][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.093785][   T67]  ? kthread_affine_node+0x330/0x330
[   77.093910][   T67]  ret_from_fork+0x474/0x6b0
[   77.094035][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   77.094247][   T67]  ? __switch_to+0x5a3/0xe00
[   77.094375][   T67]  ? kthread_affine_node+0x330/0x330
[   77.094500][   T67]  ret_from_fork_asm+0x11/0x20
[   77.094652][   T67]  </TASK>
[   77.094748][   T67] irq event stamp: 1172445
[   77.094872][   T67] hardirqs last  enabled at (1172453): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.095088][   T67] hardirqs last disabled at (1172460): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.095360][   T67] softirqs last  enabled at (1172562): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.095579][   T67] softirqs last disabled at (1172469): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.095794][   T67] ---[ end trace 0000000000000000 ]---
[   77.097081][   T67] ------------[ cut here ]------------
[   77.097246][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   77.097493][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.097810][   T67] Tainted: [W]=WARN
[   77.097905][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.098069][   T67] Workqueue: netns cleanup_net
[   77.098219][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.098408][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.098859][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   77.099018][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a891c0 RCX: 1ff4000000090eaf
[   77.099219][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89278
[   77.099406][   T67] RBP: ff1100000543c000 R08: 1fe2200002b51250 R09: ff1100000faa0bd0
[   77.099592][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   77.099780][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013911000
[   77.099969][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   77.100196][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.100359][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   77.100546][   T67] PKRU: 55555554
[   77.100641][   T67] Call Trace:
[   77.100734][   T67]  <TASK>
[   77.100800][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.100925][   T67]  ? notifier_call_chain+0xb0/0x320
[   77.101051][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   77.101179][   T67]  netif_close_many+0x2ac/0x640
[   77.101309][   T67]  ? __dev_close_many+0x530/0x530
[   77.101438][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   77.101596][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   77.101753][   T67]  ? mark_held_locks+0x40/0x70
[   77.101878][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.102015][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   77.102174][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.102304][   T67]  ? rtnl_is_locked+0x15/0x20
[   77.102428][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   77.102593][   T67]  ? unregister_netdevice_many+0x20/0x20
[   77.102718][   T67]  default_device_exit_batch+0x38b/0x600
[   77.102842][   T67]  ? unregister_netdev+0x60/0x60
[   77.102971][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   77.103105][   T67]  ops_undo_list+0x2ce/0x8f0
[   77.103236][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   77.103359][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.103486][   T67]  cleanup_net+0x431/0x890
[   77.103609][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   77.103732][   T67]  ? process_one_work+0xdb7/0x1410
[   77.103858][   T67]  ? lock_acquire+0x134/0x160
[   77.103984][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.104114][   T67]  process_one_work+0xdf8/0x1410
[   77.104250][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   77.104387][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   77.104516][   T67]  worker_thread+0x4f1/0xd60
[   77.104642][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.104779][   T67]  ? __kthread_parkme+0xbd/0x210
[   77.104904][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.105028][   T67]  kthread+0x367/0x460
[   77.105128][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.105302][   T67]  ? kthread_affine_node+0x330/0x330
[   77.105427][   T67]  ret_from_fork+0x474/0x6b0
[   77.105552][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   77.105709][   T67]  ? __switch_to+0x5a3/0xe00
[   77.105832][   T67]  ? kthread_affine_node+0x330/0x330
[   77.105957][   T67]  ret_from_fork_asm+0x11/0x20
[   77.106086][   T67]  </TASK>
[   77.106185][   T67] irq event stamp: 1176013
[   77.106313][   T67] hardirqs last  enabled at (1176021): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.106547][   T67] hardirqs last disabled at (1176028): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.106769][   T67] softirqs last  enabled at (1175696): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.106983][   T67] softirqs last disabled at (1175647): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.107204][   T67] ---[ end trace 0000000000000000 ]---
[   77.123021][   T67] ------------[ cut here ]------------
[   77.123375][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   77.123633][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.123920][   T67] Tainted: [W]=WARN
[   77.124014][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.124174][   T67] Workqueue: netns cleanup_net
[   77.124313][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.124476][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.124925][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   77.125082][   T67] RAX: 00000000ffffffa6 RBX: ff11000010116040 RCX: 1ff4000000090eaf
[   77.125285][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101160f8
[   77.125473][   T67] RBP: ff11000013911000 R08: 1fe2200002022c20 R09: ff1100000faa0bd0
[   77.125658][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   77.125843][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015fa1000
[   77.126032][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   77.126267][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.126448][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   77.126639][   T67] PKRU: 55555554
[   77.126735][   T67] Call Trace:
[   77.126828][   T67]  <TASK>
[   77.126893][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.127019][   T67]  ? notifier_call_chain+0xb0/0x320
[   77.127152][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   77.127257][   T67]  netif_close_many+0x2ac/0x640
[   77.127385][   T67]  ? __dev_close_many+0x530/0x530
[   77.127511][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   77.127668][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   77.127829][   T67]  ? mark_held_locks+0x40/0x70
[   77.127954][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.128079][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   77.128243][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.128369][   T67]  ? rtnl_is_locked+0x15/0x20
[   77.128494][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   77.128662][   T67]  ? unregister_netdevice_many+0x20/0x20
[   77.128789][   T67]  default_device_exit_batch+0x38b/0x600
[   77.128915][   T67]  ? unregister_netdev+0x60/0x60
[   77.129039][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   77.129172][   T67]  ops_undo_list+0x2ce/0x8f0
[   77.129304][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   77.129429][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.129557][   T67]  cleanup_net+0x431/0x890
[   77.129680][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   77.129827][   T67]  ? process_one_work+0xdb7/0x1410
[   77.129953][   T67]  ? lock_acquire+0x134/0x160
[   77.130075][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.130227][   T67]  process_one_work+0xdf8/0x1410
[   77.130358][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   77.130483][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   77.130612][   T67]  worker_thread+0x4f1/0xd60
[   77.130739][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.130868][   T67]  ? __kthread_parkme+0xbd/0x210
[   77.131003][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.131133][   T67]  kthread+0x367/0x460
[   77.131230][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.131386][   T67]  ? kthread_affine_node+0x330/0x330
[   77.131511][   T67]  ret_from_fork+0x474/0x6b0
[   77.131636][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   77.131792][   T67]  ? __switch_to+0x5a3/0xe00
[   77.131930][   T67]  ? kthread_affine_node+0x330/0x330
[   77.132068][   T67]  ret_from_fork_asm+0x11/0x20
[   77.132207][   T67]  </TASK>
[   77.132308][   T67] irq event stamp: 1189763
[   77.132441][   T67] hardirqs last  enabled at (1189771): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.132671][   T67] hardirqs last disabled at (1189778): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.132891][   T67] softirqs last  enabled at (1189336): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.133111][   T67] softirqs last disabled at (1189331): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.133342][   T67] ---[ end trace 0000000000000000 ]---
[   77.134426][   T67] ------------[ cut here ]------------
[   77.134561][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   77.134848][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.135421][   T67] Tainted: [W]=WARN
[   77.135522][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.135689][   T67] Workqueue: netns cleanup_net
[   77.135827][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.136000][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.136526][   T67] RSP: 0018:ffa00000004874d0 EFLAGS: 00010286
[   77.136691][   T67] RAX: 00000000ffffffa6 RBX: ff11000013108c80 RCX: 1ff4000000090e60
[   77.136887][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013108d38
[   77.137084][   T67] RBP: ff11000015891000 R08: 1fe22000026211a8 R09: ff1100000faa0bd0
[   77.137305][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   77.137502][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   77.137702][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   77.137935][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.138128][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   77.138334][   T67] PKRU: 55555554
[   77.138433][   T67] Call Trace:
[   77.138532][   T67]  <TASK>
[   77.138600][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.138735][   T67]  ? notifier_call_chain+0xb0/0x320
[   77.138880][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   77.138981][   T67]  netif_state_change+0x155/0x340
[   77.139115][   T67]  ? ref_tracker_dir_print+0x100/0x100
[   77.139255][   T67]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   77.139421][   T67]  ? netif_close_many+0x2c9/0x640
[   77.139556][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.139688][   T67]  netif_set_operstate+0xc1/0x100
[   77.139823][   T67]  ? rtnl_put_cacheinfo+0x250/0x250
[   77.139956][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   77.140090][   T67]  ? queue_delayed_work_on+0x95/0x100
[   77.140247][   T67]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   77.140414][   T67]  hsr_netdev_notify+0x387/0xad0
[   77.140547][   T67]  ? unregister_vlan_dev+0x380/0x380
[   77.140684][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   77.140819][   T67]  notifier_call_chain+0xb0/0x320
[   77.140952][   T67]  netif_close_many+0x2c9/0x640
[   77.141085][   T67]  ? __dev_close_many+0x530/0x530
[   77.141228][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   77.141408][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   77.141575][   T67]  ? mark_held_locks+0x40/0x70
[   77.141706][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.141840][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   77.142004][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.142140][   T67]  ? rtnl_is_locked+0x15/0x20
[   77.142277][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   77.142664][   T67]  ? unregister_netdevice_many+0x20/0x20
[   77.142799][   T67]  default_device_exit_batch+0x38b/0x600
[   77.142933][   T67]  ? unregister_netdev+0x60/0x60
[   77.143068][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   77.143209][   T67]  ops_undo_list+0x2ce/0x8f0
[   77.143349][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   77.143486][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.143621][   T67]  cleanup_net+0x431/0x890
[   77.143753][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   77.143899][   T67]  ? process_one_work+0xdb7/0x1410
[   77.144033][   T67]  ? lock_acquire+0x134/0x160
[   77.144172][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.144314][   T67]  process_one_work+0xdf8/0x1410
[   77.144450][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   77.144582][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   77.144733][   T67]  worker_thread+0x4f1/0xd60
[   77.144867][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.144998][   T67]  ? __kthread_parkme+0xbd/0x210
[   77.145140][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.145278][   T67]  kthread+0x367/0x460
[   77.145379][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.145544][   T67]  ? kthread_affine_node+0x330/0x330
[   77.145678][   T67]  ret_from_fork+0x474/0x6b0
[   77.145812][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   77.146003][   T67]  ? __switch_to+0x5a3/0xe00
[   77.146143][   T67]  ? kthread_affine_node+0x330/0x330
[   77.146279][   T67]  ret_from_fork_asm+0x11/0x20
[   77.146431][   T67]  </TASK>
[   77.146529][   T67] irq event stamp: 1192893
[   77.146660][   T67] hardirqs last  enabled at (1192901): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.146889][   T67] hardirqs last disabled at (1192908): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.147123][   T67] softirqs last  enabled at (1192328): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.147358][   T67] softirqs last disabled at (1192323): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.147597][   T67] ---[ end trace 0000000000000000 ]---
[   77.147811][   T67] ------------[ cut here ]------------
[   77.147932][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   77.148191][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.148473][   T67] Tainted: [W]=WARN
[   77.148577][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.148732][   T67] Workqueue: netns cleanup_net
[   77.148862][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.149023][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.150149][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   77.150311][   T67] RAX: 00000000ffffffa6 RBX: ff11000013109380 RCX: 1ff4000000090eaf
[   77.150498][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013109438
[   77.150681][   T67] RBP: ff11000015fa1000 R08: 1fe2200002621288 R09: ff1100000faa0bd0
[   77.150868][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   77.151053][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   77.151297][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   77.151519][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.151723][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   77.151907][   T67] PKRU: 55555554
[   77.152000][   T67] Call Trace:
[   77.152093][   T67]  <TASK>
[   77.152210][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.152370][   T67]  ? notifier_call_chain+0xb0/0x320
[   77.152493][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   77.152587][   T67]  netif_close_many+0x2ac/0x640
[   77.152712][   T67]  ? __dev_close_many+0x530/0x530
[   77.152849][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   77.153004][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   77.153211][   T67]  ? mark_held_locks+0x40/0x70
[   77.153340][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.153463][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   77.153616][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.153739][   T67]  ? rtnl_is_locked+0x15/0x20
[   77.153862][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   77.154017][   T67]  ? unregister_netdevice_many+0x20/0x20
[   77.154197][   T67]  default_device_exit_batch+0x38b/0x600
[   77.154327][   T67]  ? unregister_netdev+0x60/0x60
[   77.154450][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   77.154576][   T67]  ops_undo_list+0x2ce/0x8f0
[   77.154702][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   77.154824][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.154950][   T67]  cleanup_net+0x431/0x890
[   77.155077][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   77.155252][   T67]  ? process_one_work+0xdb7/0x1410
[   77.155378][   T67]  ? lock_acquire+0x134/0x160
[   77.155528][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.155653][   T67]  process_one_work+0xdf8/0x1410
[   77.155779][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   77.155903][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   77.156033][   T67]  worker_thread+0x4f1/0xd60
[   77.156219][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.156347][   T67]  ? __kthread_parkme+0xbd/0x210
[   77.156472][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.156596][   T67]  kthread+0x367/0x460
[   77.156689][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.156844][   T67]  ? kthread_affine_node+0x330/0x330
[   77.156968][   T67]  ret_from_fork+0x474/0x6b0
[   77.157095][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   77.157325][   T67]  ? __switch_to+0x5a3/0xe00
[   77.157449][   T67]  ? kthread_affine_node+0x330/0x330
[   77.157574][   T67]  ret_from_fork_asm+0x11/0x20
[   77.157704][   T67]  </TASK>
[   77.157796][   T67] irq event stamp: 1195459
[   77.157919][   T67] hardirqs last  enabled at (1195467): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.158187][   T67] hardirqs last disabled at (1195570): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.158406][   T67] softirqs last  enabled at (1195568): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.158632][   T67] softirqs last disabled at (1195475): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.158848][   T67] ---[ end trace 0000000000000000 ]---
[   77.159889][   T67] ------------[ cut here ]------------
[   77.160015][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   77.160282][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.160555][   T67] Tainted: [W]=WARN
[   77.160648][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.160798][   T67] Workqueue: netns cleanup_net
[   77.160925][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.161081][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.161535][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   77.161686][   T67] RAX: 00000000ffffffa6 RBX: ff110000049a31c0 RCX: 1ff4000000090ed5
[   77.161864][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a3278
[   77.162043][   T67] RBP: ff11000013f21000 R08: 1fe2200000934650 R09: ff1100000faa0bd0
[   77.162242][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   77.162432][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.162614][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   77.162825][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.162976][   T67] CR2: 00007f4ea0a4c000 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   77.163166][   T67] PKRU: 55555554
[   77.163262][   T67] Call Trace:
[   77.163352][   T67]  <TASK>
[   77.163415][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   77.163568][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   77.163733][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.163853][   T67]  ? rtnl_is_locked+0x15/0x20
[   77.163973][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   77.164134][   T67]  default_device_exit_batch+0x38b/0x600
[   77.164263][   T67]  ? unregister_netdev+0x60/0x60
[   77.164383][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   77.164506][   T67]  ops_undo_list+0x2ce/0x8f0
[   77.164627][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   77.164746][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.164868][   T67]  cleanup_net+0x431/0x890
[   77.164988][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   77.165110][   T67]  ? process_one_work+0xdb7/0x1410
[   77.165238][   T67]  ? lock_acquire+0x134/0x160
[   77.165361][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.165481][   T67]  process_one_work+0xdf8/0x1410
[   77.165606][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   77.165726][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   77.165860][   T67]  worker_thread+0x4f1/0xd60
[   77.165982][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.166110][   T67]  ? __kthread_parkme+0xbd/0x210
[   77.166236][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.166356][   T67]  kthread+0x367/0x460
[   77.166447][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.166597][   T67]  ? kthread_affine_node+0x330/0x330
[   77.166717][   T67]  ret_from_fork+0x474/0x6b0
[   77.166840][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   77.166992][   T67]  ? __switch_to+0x5a3/0xe00
[   77.167119][   T67]  ? kthread_affine_node+0x330/0x330
[   77.167247][   T67]  ret_from_fork_asm+0x11/0x20
[   77.167372][   T67]  </TASK>
[   77.167462][   T67] irq event stamp: 1199119
[   77.167580][   T67] hardirqs last  enabled at (1199127): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.167795][   T67] hardirqs last disabled at (1199134): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.168005][   T67] softirqs last  enabled at (1198894): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.168226][   T67] softirqs last disabled at (1198889): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.168438][   T67] ---[ end trace 0000000000000000 ]---
[   77.179954][   T67] ------------[ cut here ]------------
[   77.180118][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   77.180357][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.180626][   T67] Tainted: [W]=WARN
[   77.180717][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.180875][   T67] Workqueue: netns cleanup_net
[   77.180999][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.181159][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.181589][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   77.181740][   T67] RAX: 00000000ffffffa6 RBX: ff110000049a3000 RCX: 1ff4000000090ed5
[   77.181919][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a30b8
[   77.182102][   T67] RBP: ff1100000543c000 R08: 1fe2200000934618 R09: ff1100000faa0bd0
[   77.182298][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   77.182485][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.182670][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   77.182879][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.183028][   T67] CR2: 00007f4ea0a4c000 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   77.183218][   T67] PKRU: 55555554
[   77.183309][   T67] Call Trace:
[   77.183398][   T67]  <TASK>
[   77.183465][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   77.183620][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   77.183769][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.183907][   T67]  ? rtnl_is_locked+0x15/0x20
[   77.184026][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   77.184186][   T67]  default_device_exit_batch+0x38b/0x600
[   77.184316][   T67]  ? unregister_netdev+0x60/0x60
[   77.184436][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   77.184558][   T67]  ops_undo_list+0x2ce/0x8f0
[   77.184679][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   77.184796][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.184918][   T67]  cleanup_net+0x431/0x890
[   77.185039][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   77.185165][   T67]  ? process_one_work+0xdb7/0x1410
[   77.185291][   T67]  ? lock_acquire+0x134/0x160
[   77.185409][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.185530][   T67]  process_one_work+0xdf8/0x1410
[   77.185655][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   77.185775][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   77.185898][   T67]  worker_thread+0x4f1/0xd60
[   77.186021][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.186146][   T67]  ? __kthread_parkme+0xbd/0x210
[   77.186272][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.186393][   T67]  kthread+0x367/0x460
[   77.186485][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.186634][   T67]  ? kthread_affine_node+0x330/0x330
[   77.186753][   T67]  ret_from_fork+0x474/0x6b0
[   77.186874][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   77.187027][   T67]  ? __switch_to+0x5a3/0xe00
[   77.187153][   T67]  ? kthread_affine_node+0x330/0x330
[   77.187280][   T67]  ret_from_fork_asm+0x11/0x20
[   77.187404][   T67]  </TASK>
[   77.187493][   T67] irq event stamp: 1212079
[   77.187611][   T67] hardirqs last  enabled at (1212087): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.187822][   T67] hardirqs last disabled at (1212094): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.188029][   T67] softirqs last  enabled at (1211620): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   77.188249][   T67] softirqs last disabled at (1211618): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   77.188459][   T67] ---[ end trace 0000000000000000 ]---
[   77.189552][   T67] vethB (unregistering): left promiscuous mode
[   77.189891][   T67] ------------[ cut here ]------------
[   77.190017][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   77.190283][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.190571][   T67] Tainted: [W]=WARN
[   77.190669][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.190830][   T67] Workqueue: netns cleanup_net
[   77.190962][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.191704][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.192226][   T67] RSP: 0018:ffa0000000487510 EFLAGS: 00010286
[   77.192387][   T67] RAX: 00000000ffffffa6 RBX: ff11000013fc4040 RCX: 1ff4000000090e68
[   77.192584][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc40f8
[   77.192775][   T67] RBP: ff11000015891000 R08: 1fe22000027f8820 R09: ff1100000faa0bd0
[   77.192971][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   77.193224][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004875a8
[   77.193418][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   77.193642][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.193855][   T67] CR2: 00007f4ea0a4c000 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   77.194050][   T67] PKRU: 55555554
[   77.194200][   T67] Call Trace:
[   77.194302][   T67]  <TASK>
[   77.194368][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.194498][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   77.194596][   T67]  netif_close_many+0x2ac/0x640
[   77.194727][   T67]  ? __dev_close_many+0x530/0x530
[   77.194856][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   77.195016][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   77.195235][   T67]  ? mark_held_locks+0x40/0x70
[   77.195364][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   77.195525][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.195653][   T67]  ? rtnl_is_locked+0x15/0x20
[   77.195782][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   77.195942][   T67]  ? unregister_netdevice_many+0x20/0x20
[   77.196072][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   77.196290][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   77.196420][   T67]  hsr_netdev_notify+0x742/0xad0
[   77.196552][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   77.196684][   T67]  notifier_call_chain+0xb0/0x320
[   77.196816][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[   77.196979][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   77.197190][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.197324][   T67]  ? rtnl_is_locked+0x15/0x20
[   77.197451][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   77.197614][   T67]  default_device_exit_batch+0x38b/0x600
[   77.197744][   T67]  ? unregister_netdev+0x60/0x60
[   77.197873][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   77.198004][   T67]  ops_undo_list+0x2ce/0x8f0
[   77.198189][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   77.198321][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.198452][   T67]  cleanup_net+0x431/0x890
[   77.198579][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   77.198706][   T67]  ? process_one_work+0xdb7/0x1410
[   77.198835][   T67]  ? lock_acquire+0x134/0x160
[   77.198962][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.199093][   T67]  process_one_work+0xdf8/0x1410
[   77.199291][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   77.199418][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   77.199548][   T67]  worker_thread+0x4f1/0xd60
[   77.199677][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.199805][   T67]  ? __kthread_parkme+0xbd/0x210
[   77.199933][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.200060][   T67]  kthread+0x367/0x460
[   77.200219][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.200378][   T67]  ? kthread_affine_node+0x330/0x330
[   77.200506][   T67]  ret_from_fork+0x474/0x6b0
[   77.200636][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   77.200796][   T67]  ? __switch_to+0x5a3/0xe00
[   77.200924][   T67]  ? kthread_affine_node+0x330/0x330
[   77.201053][   T67]  ret_from_fork_asm+0x11/0x20
[   77.201243][   T67]  </TASK>
[   77.201337][   T67] irq event stamp: 1216955
[   77.201462][   T67] hardirqs last  enabled at (1216963): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.201682][   T67] hardirqs last disabled at (1216970): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.201902][   T67] softirqs last  enabled at (1216944): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.202176][   T67] softirqs last disabled at (1216987): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.202403][   T67] ---[ end trace 0000000000000000 ]---
[   77.205037][   T67] ------------[ cut here ]------------
[   77.205173][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   77.205421][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.205696][   T67] Tainted: [W]=WARN
[   77.205811][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.205962][   T67] Workqueue: netns cleanup_net
[   77.206088][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.206268][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.206704][   T67] RSP: 0018:ffa0000000487640 EFLAGS: 00010286
[   77.206859][   T67] RAX: 00000000ffffffa6 RBX: ff11000004e383c0 RCX: 1ff4000000090e8e
[   77.207040][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e38478
[   77.207234][   T67] RBP: ff11000015891000 R08: 1fe22000009c7090 R09: ff1100000faa0bd0
[   77.207417][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   77.207599][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.207781][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   77.207995][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.208156][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   77.208348][   T67] PKRU: 55555554
[   77.208440][   T67] Call Trace:
[   77.208532][   T67]  <TASK>
[   77.208595][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   77.208753][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   77.208907][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.209030][   T67]  ? rtnl_is_locked+0x15/0x20
[   77.209162][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   77.209322][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   77.209475][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   77.209600][   T67]  hsr_netdev_notify+0x742/0xad0
[   77.209725][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   77.209850][   T67]  notifier_call_chain+0xb0/0x320
[   77.209976][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[   77.210143][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   77.210302][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.210424][   T67]  ? rtnl_is_locked+0x15/0x20
[   77.210547][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   77.210706][   T67]  default_device_exit_batch+0x38b/0x600
[   77.210830][   T67]  ? unregister_netdev+0x60/0x60
[   77.210953][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   77.211090][   T67]  ops_undo_list+0x2ce/0x8f0
[   77.211226][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   77.211349][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.211474][   T67]  cleanup_net+0x431/0x890
[   77.211600][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   77.211723][   T67]  ? process_one_work+0xdb7/0x1410
[   77.211847][   T67]  ? lock_acquire+0x134/0x160
[   77.211970][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.212101][   T67]  process_one_work+0xdf8/0x1410
[   77.212239][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   77.212362][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   77.212489][   T67]  worker_thread+0x4f1/0xd60
[   77.212615][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.212738][   T67]  ? __kthread_parkme+0xbd/0x210
[   77.212862][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.212983][   T67]  kthread+0x367/0x460
[   77.213076][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.213243][   T67]  ? kthread_affine_node+0x330/0x330
[   77.213368][   T67]  ret_from_fork+0x474/0x6b0
[   77.213498][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   77.213652][   T67]  ? __switch_to+0x5a3/0xe00
[   77.213775][   T67]  ? kthread_affine_node+0x330/0x330
[   77.213898][   T67]  ret_from_fork_asm+0x11/0x20
[   77.214024][   T67]  </TASK>
[   77.214121][   T67] irq event stamp: 1221867
[   77.214249][   T67] hardirqs last  enabled at (1221875): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.214465][   T67] hardirqs last disabled at (1221882): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.214688][   T67] softirqs last  enabled at (1221550): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.214901][   T67] softirqs last disabled at (1221545): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.215119][   T67] ---[ end trace 0000000000000000 ]---
[   77.216258][   T67] ------------[ cut here ]------------
[   77.216378][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   77.216610][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.216877][   T67] Tainted: [W]=WARN
[   77.216966][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.217779][   T67] Workqueue: netns cleanup_net
[   77.217905][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.218059][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.218540][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   77.218690][   T67] RAX: 00000000ffffffa6 RBX: ff11000004e391c0 RCX: 1ff4000000090ed5
[   77.218867][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39278
[   77.219047][   T67] RBP: ff11000013911000 R08: 1fe22000009c7250 R09: ff1100000faa0bd0
[   77.219275][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   77.219454][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.219631][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   77.219838][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.219987][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   77.220218][   T67] PKRU: 55555554
[   77.220308][   T67] Call Trace:
[   77.220396][   T67]  <TASK>
[   77.220458][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   77.220609][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   77.220763][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.220887][   T67]  ? rtnl_is_locked+0x15/0x20
[   77.221005][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   77.221205][   T67]  default_device_exit_batch+0x38b/0x600
[   77.221332][   T67]  ? unregister_netdev+0x60/0x60
[   77.221451][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   77.221572][   T67]  ops_undo_list+0x2ce/0x8f0
[   77.221693][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   77.221810][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.221933][   T67]  cleanup_net+0x431/0x890
[   77.222052][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   77.222204][   T67]  ? process_one_work+0xdb7/0x1410
[   77.222330][   T67]  ? lock_acquire+0x134/0x160
[   77.222447][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.222570][   T67]  process_one_work+0xdf8/0x1410
[   77.222691][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   77.222808][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   77.222931][   T67]  worker_thread+0x4f1/0xd60
[   77.223050][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.223174][   T67]  ? __kthread_parkme+0xbd/0x210
[   77.223304][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.223428][   T67]  kthread+0x367/0x460
[   77.223517][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.223664][   T67]  ? kthread_affine_node+0x330/0x330
[   77.223782][   T67]  ret_from_fork+0x474/0x6b0
[   77.223902][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   77.224049][   T67]  ? __switch_to+0x5a3/0xe00
[   77.224171][   T67]  ? kthread_affine_node+0x330/0x330
[   77.224300][   T67]  ret_from_fork_asm+0x11/0x20
[   77.224422][   T67]  </TASK>
[   77.224515][   T67] irq event stamp: 1224931
[   77.224632][   T67] hardirqs last  enabled at (1224939): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.224836][   T67] hardirqs last disabled at (1224946): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.225043][   T67] softirqs last  enabled at (1224772): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.225260][   T67] softirqs last disabled at (1224707): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.225467][   T67] ---[ end trace 0000000000000000 ]---
[   77.226992][   T67] ------------[ cut here ]------------
[   77.227519][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   77.227802][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.228075][   T67] Tainted: [W]=WARN
[   77.228222][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.228371][   T67] Workqueue: netns cleanup_net
[   77.228493][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.228645][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.229069][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   77.229275][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e3c740 RCX: 1ff4000000090ed5
[   77.229457][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3c7f8
[   77.229638][   T67] RBP: ff11000015fa1000 R08: 1fe2200002bc7900 R09: ff1100000faa0bd0
[   77.229819][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   77.229998][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.230230][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   77.230438][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.230586][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   77.230766][   T67] PKRU: 55555554
[   77.230855][   T67] Call Trace:
[   77.230942][   T67]  <TASK>
[   77.231003][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   77.231211][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   77.231365][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.231483][   T67]  ? rtnl_is_locked+0x15/0x20
[   77.231602][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   77.231758][   T67]  default_device_exit_batch+0x38b/0x600
[   77.231901][   T67]  ? unregister_netdev+0x60/0x60
[   77.232020][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   77.232188][   T67]  ops_undo_list+0x2ce/0x8f0
[   77.232314][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   77.232436][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.232558][   T67]  cleanup_net+0x431/0x890
[   77.232678][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   77.232802][   T67]  ? process_one_work+0xdb7/0x1410
[   77.232923][   T67]  ? lock_acquire+0x134/0x160
[   77.233042][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.233212][   T67]  process_one_work+0xdf8/0x1410
[   77.233340][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   77.233459][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   77.233583][   T67]  worker_thread+0x4f1/0xd60
[   77.233703][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.233821][   T67]  ? __kthread_parkme+0xbd/0x210
[   77.233944][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.234062][   T67]  kthread+0x367/0x460
[   77.234201][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.234352][   T67]  ? kthread_affine_node+0x330/0x330
[   77.234472][   T67]  ret_from_fork+0x474/0x6b0
[   77.234626][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   77.234775][   T67]  ? __switch_to+0x5a3/0xe00
[   77.234894][   T67]  ? kthread_affine_node+0x330/0x330
[   77.235017][   T67]  ret_from_fork_asm+0x11/0x20
[   77.235185][   T67]  </TASK>
[   77.235279][   T67] irq event stamp: 1229715
[   77.235401][   T67] hardirqs last  enabled at (1229723): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.235609][   T67] hardirqs last disabled at (1229730): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.235819][   T67] softirqs last  enabled at (1229704): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.236025][   T67] softirqs last disabled at (1229611): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.236284][   T67] ---[ end trace 0000000000000000 ]---
[   77.250014][  T739] ------------[ cut here ]------------
[   77.250229][  T739] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/739
[   77.250508][  T739] CPU: 2 UID: 0 PID: 739 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.250817][  T739] Tainted: [W]=WARN
[   77.250966][  T739] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.251188][  T739] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.251413][  T739] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.251921][  T739] RSP: 0018:ffa0000001d07ab0 EFLAGS: 00010286
[   77.252159][  T739] RAX: 00000000ffffffa6 RBX: ff11000015e9e3c0 RCX: 1ff40000003a0f1c
[   77.252420][  T739] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e9e478
[   77.252660][  T739] RBP: ff11000015d3c000 R08: 1fe2200002bd3c90 R09: ff11000013030b80
[   77.252900][  T739] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   77.253154][  T739] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015d3c000
[   77.253407][  T739] FS:  00007f78269dc840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   77.253682][  T739] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.253894][  T739] CR2: 00007f7826bddc20 CR3: 0000000016157002 CR4: 0000000000771ef0
[   77.254194][  T739] PKRU: 55555554
[   77.254353][  T739] Call Trace:
[   77.254501][  T739]  <TASK>
[   77.254616][  T739]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.254795][  T739]  ? notifier_call_chain+0xb0/0x320
[   77.254973][  T739]  rtmsg_ifinfo+0x5c/0xb0
[   77.255134][  T739]  register_netdevice+0x137a/0x1980
[   77.255325][  T739]  ? unregister_netdevice_queue+0x470/0x470
[   77.255538][  T739]  register_netdev+0x23/0x40
[   77.255719][  T739]  loopback_net_init+0x7d/0x150
[   77.255899][  T739]  ops_init+0x187/0x560
[   77.256048][  T739]  setup_net+0x11b/0x3b0
[   77.256209][  T739]  ? unregister_pernet_device+0x80/0x80
[   77.256395][  T739]  ? lockdep_init_map_type+0x5d/0x250
[   77.256574][  T739]  ? mutex_init_lockdep+0xf6/0x120
[   77.256755][  T739]  copy_net_ns+0x2fd/0x450
[   77.256937][  T739]  create_new_namespaces+0x371/0xa10
[   77.257129][  T739]  unshare_nsproxy_namespaces+0xa5/0x150
[   77.257319][  T739]  ksys_unshare+0x47e/0x8c0
[   77.257501][  T739]  ? walk_process_tree+0x350/0x350
[   77.257681][  T739]  ? __ia32_sys_open+0x1b0/0x1b0
[   77.257862][  T739]  __x64_sys_unshare+0x34/0x50
[   77.258040][  T739]  ? do_syscall_64+0x82/0xfc0
[   77.258244][  T739]  do_syscall_64+0x117/0xfc0
[   77.258425][  T739]  ? trace_hardirqs_off+0xd/0x30
[   77.258603][  T739]  ? exc_page_fault+0xee/0x100
[   77.258783][  T739]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   77.258992][  T739] RIP: 0033:0x7f7826c9ebcb
[   77.259189][  T739] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   77.259708][  T739] RSP: 002b:00007ffeacab0988 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   77.259954][  T739] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7826c9ebcb
[   77.260210][  T739] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   77.260459][  T739] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   77.260702][  T739] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeacab2bb0
[   77.260944][  T739] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeacab38c6
[   77.261207][  T739]  </TASK>
[   77.261361][  T739] irq event stamp: 32661
[   77.261505][  T739] hardirqs last  enabled at (32671): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.261783][  T739] hardirqs last disabled at (32680): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.262055][  T739] softirqs last  enabled at (32278): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.262350][  T739] softirqs last disabled at (32209): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.262623][  T739] ---[ end trace 0000000000000000 ]---
[   77.265730][  T739] ------------[ cut here ]------------
[   77.265908][  T739] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/739
[   77.266192][  T739] CPU: 2 UID: 0 PID: 739 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.266504][  T739] Tainted: [W]=WARN
[   77.266652][  T739] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.266860][  T739] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.267075][  T739] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.267606][  T739] RSP: 0018:ffa0000001d07a98 EFLAGS: 00010286
[   77.267820][  T739] RAX: 00000000ffffffa6 RBX: ff11000015e02200 RCX: 1ff40000003a0f19
[   77.268057][  T739] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e022b8
[   77.268318][  T739] RBP: ff1100000207c000 R08: 1fe2200002bc0458 R09: ff11000013030b80
[   77.268559][  T739] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   77.268800][  T739] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000207c000
[   77.269044][  T739] FS:  00007f78269dc840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   77.269339][  T739] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.269549][  T739] CR2: 00007f7826bddc20 CR3: 0000000016157002 CR4: 0000000000771ef0
[   77.269790][  T739] PKRU: 55555554
[   77.269938][  T739] Call Trace:
[   77.270082][  T739]  <TASK>
[   77.270210][  T739]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.270397][  T739]  ? notifier_call_chain+0xb0/0x320
[   77.270576][  T739]  rtmsg_ifinfo+0x5c/0xb0
[   77.270723][  T739]  register_netdevice+0x137a/0x1980
[   77.270902][  T739]  ? unregister_netdevice_queue+0x470/0x470
[   77.271183][  T739]  ? alloc_netdev_mqs+0xed0/0x1490
[   77.271426][  T739]  register_netdev+0x23/0x40
[   77.271660][  T739]  sit_init_net+0x299/0x570
[   77.271892][  T739]  ops_init+0x187/0x560
[   77.272091][  T739]  setup_net+0x11b/0x3b0
[   77.272363][  T739]  ? unregister_pernet_device+0x80/0x80
[   77.272593][  T739]  ? lockdep_init_map_type+0x5d/0x250
[   77.272821][  T739]  ? mutex_init_lockdep+0xf6/0x120
[   77.273055][  T739]  copy_net_ns+0x2fd/0x450
[   77.273312][  T739]  create_new_namespaces+0x371/0xa10
[   77.273548][  T739]  unshare_nsproxy_namespaces+0xa5/0x150
[   77.273779][  T739]  ksys_unshare+0x47e/0x8c0
[   77.274008][  T739]  ? walk_process_tree+0x350/0x350
[   77.274258][  T739]  ? __ia32_sys_open+0x1b0/0x1b0
[   77.274490][  T739]  __x64_sys_unshare+0x34/0x50
[   77.274721][  T739]  ? do_syscall_64+0x82/0xfc0
[   77.274949][  T739]  do_syscall_64+0x117/0xfc0
[   77.275190][  T739]  ? trace_hardirqs_off+0xd/0x30
[   77.275427][  T739]  ? exc_page_fault+0xee/0x100
[   77.275655][  T739]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   77.275914][  T739] RIP: 0033:0x7f7826c9ebcb
[   77.276164][  T739] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   77.276739][  T739] RSP: 002b:00007ffeacab0988 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   77.277034][  T739] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7826c9ebcb
[   77.277348][  T739] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   77.277645][  T739] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   77.277938][  T739] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeacab2bb0
[   77.278251][  T739] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeacab38c6
[   77.278550][  T739]  </TASK>
[   77.278746][  T739] irq event stamp: 37591
[   77.278925][  T739] hardirqs last  enabled at (37659): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.279209][  T739] hardirqs last disabled at (37670): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.279490][  T739] softirqs last  enabled at (37656): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.279760][  T739] softirqs last disabled at (37599): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.280033][  T739] ---[ end trace 0000000000000000 ]---
[   77.307805][  T740] ------------[ cut here ]------------
[   77.307950][  T740] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/740
[   77.308186][  T740] CPU: 0 UID: 0 PID: 740 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.308449][  T740] Tainted: [W]=WARN
[   77.308546][  T740] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.308706][  T740] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.308876][  T740] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.309346][  T740] RSP: 0018:ffa0000001cf7020 EFLAGS: 00010286
[   77.309507][  T740] RAX: 00000000ffffffa6 RBX: ff11000015e03380 RCX: 1ff400000039edca
[   77.309701][  T740] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e03438
[   77.309892][  T740] RBP: ff11000015d3c000 R08: 1fe2200002bc0688 R09: ff11000013032e58
[   77.310082][  T740] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   77.310284][  T740] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015d3cce1
[   77.310477][  T740] FS:  00007f0dbd67d840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   77.310702][  T740] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.310864][  T740] CR2: 0000000026a6a988 CR3: 00000000105b0001 CR4: 0000000000771ef0
[   77.311057][  T740] PKRU: 55555554
[   77.311158][  T740] Call Trace:
[   77.311258][  T740]  <TASK>
[   77.311324][  T740]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.311457][  T740]  rtmsg_ifinfo+0x5c/0xb0
[   77.311556][  T740]  ? mark_held_locks+0x40/0x70
[   77.311684][  T740]  __dev_notify_flags+0x1b8/0x280
[   77.311816][  T740]  ? netif_change_name+0x8c0/0x8c0
[   77.311947][  T740]  ? __dev_change_flags+0x4a4/0x660
[   77.312078][  T740]  ? netif_set_allmulti+0x250/0x250
[   77.312219][  T740]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.312352][  T740]  ? is_bpf_text_address+0x68/0x110
[   77.312485][  T740]  netif_change_flags+0xfe/0x190
[   77.312616][  T740]  do_setlink.isra.0+0x1cc3/0x2750
[   77.312747][  T740]  ? rtnl_link_get_size+0x350/0x350
[   77.312879][  T740]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   77.313040][  T740]  ? rcu_read_lock_any_held+0x3c/0x90
[   77.313176][  T740]  ? validate_chain+0x38b/0xc20
[   77.313314][  T740]  ? rcu_read_lock_any_held+0x66/0x90
[   77.313445][  T740]  ? stack_depot_save_flags+0x367/0x770
[   77.313578][  T740]  ? __lock_acquire+0x508/0xc10
[   77.313710][  T740]  ? lock_acquire.part.0+0xbc/0x260
[   77.313840][  T740]  ? rtnl_newlink+0x883/0xea0
[   77.313971][  T740]  ? rcu_is_watching+0x15/0xd0
[   77.314187][  T740]  ? lock_acquire+0x134/0x160
[   77.314322][  T740]  ? rcu_is_watching+0x15/0xd0
[   77.314452][  T740]  ? rcu_is_watching+0x15/0xd0
[   77.314580][  T740]  ? trace_contention_end+0xb3/0x1a0
[   77.314710][  T740]  ? __mutex_lock+0x1db/0x2010
[   77.314841][  T740]  ? __mutex_lock+0x9b2/0x2010
[   77.314969][  T740]  ? rtnl_newlink+0x883/0xea0
[   77.315178][  T740]  ? ww_mutex_lock+0x160/0x160
[   77.315402][  T740]  ? __rtnl_newlink+0x3fa/0xa50
[   77.315536][  T740]  rtnl_newlink+0x8d1/0xea0
[   77.315667][  T740]  ? lock_acquire.part.0+0xbc/0x260
[   77.315796][  T740]  ? __rtnl_newlink+0xa50/0xa50
[   77.315926][  T740]  ? mark_usage+0x61/0x170
[   77.316058][  T740]  ? lock_acquire.part.0+0xbc/0x260
[   77.316279][  T740]  ? find_held_lock+0x2b/0x80
[   77.316409][  T740]  ? __rtnl_newlink+0xa50/0xa50
[   77.316539][  T740]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.316671][  T740]  ? __rtnl_newlink+0xa50/0xa50
[   77.316800][  T740]  rtnetlink_rcv_msg+0x40d/0x9e0
[   77.316928][  T740]  ? validate_chain+0x38b/0xc20
[   77.317056][  T740]  ? rtnl_stats_set+0x3f0/0x3f0
[   77.317269][  T740]  ? __lock_acquire+0x508/0xc10
[   77.317401][  T740]  ? lock_acquire.part.0+0xbc/0x260
[   77.317530][  T740]  ? find_held_lock+0x2b/0x80
[   77.317660][  T740]  netlink_rcv_skb+0x14e/0x3a0
[   77.317790][  T740]  ? rtnl_stats_set+0x3f0/0x3f0
[   77.317919][  T740]  ? netlink_ack+0xcd0/0xcd0
[   77.318050][  T740]  ? netlink_deliver_tap+0xc5/0x330
[   77.318264][  T740]  ? netlink_deliver_tap+0x13c/0x330
[   77.318396][  T740]  netlink_unicast+0x486/0x750
[   77.318527][  T740]  ? netlink_attachskb+0x810/0x810
[   77.318656][  T740]  ? __lock_acquire+0x508/0xc10
[   77.318789][  T740]  netlink_sendmsg+0x735/0xc60
[   77.318919][  T740]  ? netlink_unicast+0x750/0x750
[   77.319048][  T740]  ? __might_fault+0x97/0x140
[   77.319273][  T740]  ____sys_sendmsg+0x419/0x850
[   77.319404][  T740]  ? copy_msghdr_from_user+0x2a0/0x460
[   77.319533][  T740]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   77.319692][  T740]  ? move_addr_to_kernel+0x40/0x40
[   77.319823][  T740]  ? stack_depot_save_flags+0x367/0x770
[   77.319954][  T740]  ? validate_chain+0x38b/0xc20
[   77.320083][  T740]  ___sys_sendmsg+0x14e/0x1d0
[   77.320284][  T740]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   77.320445][  T740]  ? copy_msghdr_from_user+0x460/0x460
[   77.320583][  T740]  __sys_sendmsg+0x145/0x1f0
[   77.320713][  T740]  ? __sys_sendmsg_sock+0x20/0x20
[   77.320843][  T740]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   77.321006][  T740]  ? do_raw_spin_unlock+0x59/0x250
[   77.321172][  T740]  ? rcu_is_watching+0x15/0xd0
[   77.321309][  T740]  do_syscall_64+0x117/0xfc0
[   77.321438][  T740]  ? trace_hardirqs_off+0xd/0x30
[   77.321568][  T740]  ? exc_page_fault+0xee/0x100
[   77.321697][  T740]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   77.321858][  T740] RIP: 0033:0x7f0dbd8b708e
[   77.321995][  T740] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   77.322462][  T740] RSP: 002b:00007ffca0ce3590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.322656][  T740] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0dbd8b708e
[   77.322851][  T740] RDX: 0000000000000000 RSI: 00007ffca0ce3640 RDI: 0000000000000005
[   77.323043][  T740] RBP: 00007ffca0ce35a0 R08: 0000000000000000 R09: 0000000000000000
[   77.323244][  T740] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b0
[   77.323436][  T740] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca0ce3d10
[   77.323632][  T740]  </TASK>
[   77.323728][  T740] irq event stamp: 22831
[   77.323825][  T740] hardirqs last  enabled at (22839): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.324048][  T740] hardirqs last disabled at (22846): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.324286][  T740] softirqs last  enabled at (22706): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.324508][  T740] softirqs last disabled at (22649): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.324729][  T740] ---[ end trace 0000000000000000 ]---
[   77.467830][   T67] ------------[ cut here ]------------
[   77.467993][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   77.468280][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.468573][   T67] Tainted: [W]=WARN
[   77.468667][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.468833][   T67] Workqueue: netns cleanup_net
[   77.468967][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.469146][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.469623][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   77.469785][   T67] RAX: 00000000ffffffa6 RBX: ff110000159d8900 RCX: 1ff4000000090eed
[   77.470030][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d89b8
[   77.470327][   T67] RBP: ff11000015db4000 R08: 1fe2200002b3b138 R09: ff1100000faa0bd0
[   77.470519][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   77.470701][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.470884][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   77.471163][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.471327][   T67] CR2: 00007fb402e78574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   77.471518][   T67] PKRU: 55555554
[   77.471615][   T67] Call Trace:
[   77.471710][   T67]  <TASK>
[   77.471831][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   77.471992][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   77.472161][   T67]  ? queue_rcu_work+0x7c/0xa0
[   77.472295][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   77.472423][   T67]  ? rtnl_is_locked+0x15/0x20
[   77.472549][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   77.472677][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.472806][   T67]  ops_undo_list+0x615/0x8f0
[   77.472935][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   77.473058][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.473197][   T67]  cleanup_net+0x431/0x890
[   77.473336][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   77.473464][   T67]  ? process_one_work+0xdb7/0x1410
[   77.473592][   T67]  ? lock_acquire+0x134/0x160
[   77.473714][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.473835][   T67]  process_one_work+0xdf8/0x1410
[   77.473963][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   77.474081][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   77.474214][   T67]  worker_thread+0x4f1/0xd60
[   77.474342][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.474464][   T67]  ? __kthread_parkme+0xbd/0x210
[   77.474589][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.474716][   T67]  kthread+0x367/0x460
[   77.474811][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.474971][   T67]  ? kthread_affine_node+0x330/0x330
[   77.475094][   T67]  ret_from_fork+0x474/0x6b0
[   77.475233][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   77.475386][   T67]  ? __switch_to+0x5a3/0xe00
[   77.475509][   T67]  ? kthread_affine_node+0x330/0x330
[   77.475631][   T67]  ret_from_fork_asm+0x11/0x20
[   77.475765][   T67]  </TASK>
[   77.475859][   T67] irq event stamp: 1236935
[   77.475985][   T67] hardirqs last  enabled at (1236943): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.476208][   T67] hardirqs last disabled at (1236952): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.476428][   T67] softirqs last  enabled at (1236694): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.476645][   T67] softirqs last disabled at (1236677): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.476860][   T67] ---[ end trace 0000000000000000 ]---
[   77.486506][   T67] ------------[ cut here ]------------
[   77.486666][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   77.486924][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.487237][   T67] Tainted: [W]=WARN
[   77.487336][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.487500][   T67] Workqueue: netns cleanup_net
[   77.487633][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.487808][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.488299][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   77.488462][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ff2e40 RCX: 1ff4000000090eaf
[   77.488656][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff2ef8
[   77.488851][   T67] RBP: ff11000011449000 R08: 1fe22000027fe5e0 R09: ff1100000faa0bd0
[   77.489048][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   77.489273][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   77.489558][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   77.489816][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.489979][   T67] CR2: 00007fb402e78574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   77.490180][   T67] PKRU: 55555554
[   77.490285][   T67] Call Trace:
[   77.490379][   T67]  <TASK>
[   77.490461][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.490589][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   77.490689][   T67]  netif_close_many+0x2ac/0x640
[   77.490815][   T67]  ? lock_acquire+0x134/0x160
[   77.490943][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.491075][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.491213][   T67]  ? __dev_close_many+0x530/0x530
[   77.491349][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   77.491512][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   77.491677][   T67]  ? mutex_is_locked+0x1c/0x50
[   77.491806][   T67]  ? rtnl_is_locked+0x15/0x20
[   77.491937][   T67]  ? default_device_exit_net+0x78/0x7b0
[   77.492069][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   77.492252][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   77.492387][   T67]  default_device_exit_batch+0x38b/0x600
[   77.492518][   T67]  ? unregister_netdev+0x60/0x60
[   77.492681][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   77.492817][   T67]  ops_undo_list+0x2ce/0x8f0
[   77.492947][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   77.493081][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.493282][   T67]  cleanup_net+0x431/0x890
[   77.493414][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   77.493549][   T67]  ? process_one_work+0xdb7/0x1410
[   77.493682][   T67]  ? lock_acquire+0x134/0x160
[   77.493809][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.493937][   T67]  process_one_work+0xdf8/0x1410
[   77.494065][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   77.494259][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   77.494407][   T67]  worker_thread+0x4f1/0xd60
[   77.494549][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.494679][   T67]  ? __kthread_parkme+0xbd/0x210
[   77.494812][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.494940][   T67]  kthread+0x367/0x460
[   77.495040][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.495267][   T67]  ? kthread_affine_node+0x330/0x330
[   77.495456][   T67]  ret_from_fork+0x474/0x6b0
[   77.495587][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   77.495752][   T67]  ? __switch_to+0x5a3/0xe00
[   77.495887][   T67]  ? kthread_affine_node+0x330/0x330
[   77.496021][   T67]  ret_from_fork_asm+0x11/0x20
[   77.496251][   T67]  </TASK>
[   77.496354][   T67] irq event stamp: 1238953
[   77.496503][   T67] hardirqs last  enabled at (1238961): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.496750][   T67] hardirqs last disabled at (1238968): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.496975][   T67] softirqs last  enabled at (1238942): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.497258][   T67] softirqs last disabled at (1238985): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.497488][   T67] ---[ end trace 0000000000000000 ]---
[   77.499676][   T67] ------------[ cut here ]------------
[   77.499809][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   77.500047][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.500338][   T67] Tainted: [W]=WARN
[   77.500430][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.500586][   T67] Workqueue: netns cleanup_net
[   77.500715][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.500873][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.501327][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   77.501481][   T67] RAX: 00000000ffffffa6 RBX: ff11000011c92740 RCX: 1ff4000000090ed5
[   77.501661][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c927f8
[   77.501844][   T67] RBP: ff11000011449000 R08: 1fe2200002392500 R09: ff1100000faa0bd0
[   77.502024][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   77.502211][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.502400][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   77.502615][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.502771][   T67] CR2: 00007f8e67e4adb0 CR3: 0000000013d62002 CR4: 0000000000771ef0
[   77.502955][   T67] PKRU: 55555554
[   77.503045][   T67] Call Trace:
[   77.503228][   T67]  <TASK>
[   77.503294][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   77.503517][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   77.503672][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   77.503796][   T67]  default_device_exit_batch+0x38b/0x600
[   77.503920][   T67]  ? unregister_netdev+0x60/0x60
[   77.504047][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   77.504230][   T67]  ops_undo_list+0x2ce/0x8f0
[   77.504362][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   77.504487][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.504613][   T67]  cleanup_net+0x431/0x890
[   77.504737][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   77.504861][   T67]  ? process_one_work+0xdb7/0x1410
[   77.504990][   T67]  ? lock_acquire+0x134/0x160
[   77.505122][   T67]  ? rcu_is_watching+0x15/0xd0
[   77.505258][   T67]  process_one_work+0xdf8/0x1410
[   77.505388][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   77.505511][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   77.505638][   T67]  worker_thread+0x4f1/0xd60
[   77.505762][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.505889][   T67]  ? __kthread_parkme+0xbd/0x210
[   77.506017][   T67]  ? rescuer_thread+0x1320/0x1320
[   77.506148][   T67]  kthread+0x367/0x460
[   77.506248][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.506416][   T67]  ? kthread_affine_node+0x330/0x330
[   77.506543][   T67]  ret_from_fork+0x474/0x6b0
[   77.506667][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   77.506821][   T67]  ? __switch_to+0x5a3/0xe00
[   77.506949][   T67]  ? kthread_affine_node+0x330/0x330
[   77.507071][   T67]  ret_from_fork_asm+0x11/0x20
[   77.507207][   T67]  </TASK>
[   77.507303][   T67] irq event stamp: 1243005
[   77.507428][   T67] hardirqs last  enabled at (1243013): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.507643][   T67] hardirqs last disabled at (1243020): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.507856][   T67] softirqs last  enabled at (1242804): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.508071][   T67] softirqs last disabled at (1242747): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.508297][   T67] ---[ end trace 0000000000000000 ]---
[   77.579423][  T748] ------------[ cut here ]------------
[   77.579640][  T748] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/748
[   77.579924][  T748] CPU: 3 UID: 0 PID: 748 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.580555][  T748] Tainted: [W]=WARN
[   77.580665][  T748] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.580842][  T748] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.581029][  T748] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.581533][  T748] RSP: 0018:ffa0000001d47ab0 EFLAGS: 00010286
[   77.581711][  T748] RAX: 00000000ffffffa6 RBX: ff11000004e38c80 RCX: 1ff40000003a8f1c
[   77.581953][  T748] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e38d38
[   77.582208][  T748] RBP: ff11000010f69000 R08: 1fe22000009c71a8 R09: ff11000004d90b80
[   77.582453][  T748] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   77.582692][  T748] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f69000
[   77.582923][  T748] FS:  00007f8651cde840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   77.583196][  T748] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.583398][  T748] CR2: 00007f8651edfc20 CR3: 0000000016127001 CR4: 0000000000771ef0
[   77.583629][  T748] PKRU: 55555554
[   77.583759][  T748] Call Trace:
[   77.583881][  T748]  <TASK>
[   77.583969][  T748]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.584143][  T748]  ? notifier_call_chain+0xb0/0x320
[   77.584301][  T748]  rtmsg_ifinfo+0x5c/0xb0
[   77.584406][  T748]  register_netdevice+0x137a/0x1980
[   77.584547][  T748]  ? unregister_netdevice_queue+0x470/0x470
[   77.584717][  T748]  register_netdev+0x23/0x40
[   77.584858][  T748]  loopback_net_init+0x7d/0x150
[   77.584997][  T748]  ops_init+0x187/0x560
[   77.585106][  T748]  setup_net+0x11b/0x3b0
[   77.585226][  T748]  ? unregister_pernet_device+0x80/0x80
[   77.585371][  T748]  ? lockdep_init_map_type+0x5d/0x250
[   77.585515][  T748]  ? mutex_init_lockdep+0xf6/0x120
[   77.585655][  T748]  copy_net_ns+0x2fd/0x450
[   77.585797][  T748]  create_new_namespaces+0x371/0xa10
[   77.585939][  T748]  unshare_nsproxy_namespaces+0xa5/0x150
[   77.586084][  T748]  ksys_unshare+0x47e/0x8c0
[   77.586246][  T748]  ? walk_process_tree+0x350/0x350
[   77.586396][  T748]  ? __ia32_sys_open+0x1b0/0x1b0
[   77.586545][  T748]  __x64_sys_unshare+0x34/0x50
[   77.586683][  T748]  ? do_syscall_64+0x82/0xfc0
[   77.586830][  T748]  do_syscall_64+0x117/0xfc0
[   77.586973][  T748]  ? trace_hardirqs_off+0xd/0x30
[   77.587128][  T748]  ? exc_page_fault+0xee/0x100
[   77.587286][  T748]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   77.587456][  T748] RIP: 0033:0x7f8651fa0bcb
[   77.587601][  T748] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   77.588087][  T748] RSP: 002b:00007ffe48319838 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   77.588410][  T748] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8651fa0bcb
[   77.588733][  T748] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   77.589076][  T748] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   77.589390][  T748] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe4831ba60
[   77.589635][  T748] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe4831c8c6
[   77.589840][  T748]  </TASK>
[   77.589945][  T748] irq event stamp: 21185
[   77.590053][  T748] hardirqs last  enabled at (21193): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.590304][  T748] hardirqs last disabled at (21202): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.590549][  T748] softirqs last  enabled at (20760): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.590794][  T748] softirqs last disabled at (20303): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.591042][  T748] ---[ end trace 0000000000000000 ]---
[   77.594446][  T748] ------------[ cut here ]------------
[   77.594601][  T748] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/748
[   77.594844][  T748] CPU: 3 UID: 0 PID: 748 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.595132][  T748] Tainted: [W]=WARN
[   77.595246][  T748] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.595418][  T748] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.595603][  T748] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.596095][  T748] RSP: 0018:ffa0000001d47a98 EFLAGS: 00010286
[   77.596285][  T748] RAX: 00000000ffffffa6 RBX: ff110000054d3c40 RCX: 1ff40000003a8f19
[   77.596494][  T748] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054d3cf8
[   77.596701][  T748] RBP: ff11000010e8c000 R08: 1fe2200000a9a7a0 R09: ff11000004d90b80
[   77.596896][  T748] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   77.597094][  T748] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010e8c000
[   77.597643][  T748] FS:  00007f8651cde840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   77.597890][  T748] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.598067][  T748] CR2: 00007f8651edfc20 CR3: 0000000016127001 CR4: 0000000000771ef0
[   77.598279][  T748] PKRU: 55555554
[   77.598377][  T748] Call Trace:
[   77.598474][  T748]  <TASK>
[   77.598542][  T748]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.598680][  T748]  ? notifier_call_chain+0xb0/0x320
[   77.598815][  T748]  rtmsg_ifinfo+0x5c/0xb0
[   77.598919][  T748]  register_netdevice+0x137a/0x1980
[   77.599062][  T748]  ? unregister_netdevice_queue+0x470/0x470
[   77.599246][  T748]  ? alloc_netdev_mqs+0xed0/0x1490
[   77.599384][  T748]  register_netdev+0x23/0x40
[   77.599520][  T748]  sit_init_net+0x299/0x570
[   77.599666][  T748]  ops_init+0x187/0x560
[   77.599772][  T748]  setup_net+0x11b/0x3b0
[   77.599876][  T748]  ? unregister_pernet_device+0x80/0x80
[   77.600015][  T748]  ? lockdep_init_map_type+0x5d/0x250
[   77.600160][  T748]  ? mutex_init_lockdep+0xf6/0x120
[   77.600305][  T748]  copy_net_ns+0x2fd/0x450
[   77.600445][  T748]  create_new_namespaces+0x371/0xa10
[   77.600594][  T748]  unshare_nsproxy_namespaces+0xa5/0x150
[   77.600735][  T748]  ksys_unshare+0x47e/0x8c0
[   77.600878][  T748]  ? walk_process_tree+0x350/0x350
[   77.601016][  T748]  ? __ia32_sys_open+0x1b0/0x1b0
[   77.601157][  T748]  __x64_sys_unshare+0x34/0x50
[   77.601295][  T748]  ? do_syscall_64+0x82/0xfc0
[   77.601429][  T748]  do_syscall_64+0x117/0xfc0
[   77.601566][  T748]  ? trace_hardirqs_off+0xd/0x30
[   77.601707][  T748]  ? exc_page_fault+0xee/0x100
[   77.601848][  T748]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   77.602021][  T748] RIP: 0033:0x7f8651fa0bcb
[   77.602172][  T748] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   77.602663][  T748] RSP: 002b:00007ffe48319838 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   77.602871][  T748] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8651fa0bcb
[   77.603071][  T748] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   77.603295][  T748] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   77.603504][  T748] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe4831ba60
[   77.603710][  T748] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe4831c8c6
[   77.603924][  T748]  </TASK>
[   77.604031][  T748] irq event stamp: 23089
[   77.604143][  T748] hardirqs last  enabled at (23099): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.604393][  T748] hardirqs last disabled at (23106): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.604635][  T748] softirqs last  enabled at (22618): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   77.604874][  T748] softirqs last disabled at (22616): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   77.605120][  T748] ---[ end trace 0000000000000000 ]---
[   77.647476][  T749] ------------[ cut here ]------------
[   77.647664][  T749] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/749
[   77.647921][  T749] CPU: 0 UID: 0 PID: 749 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.648234][  T749] Tainted: [W]=WARN
[   77.648369][  T749] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.648551][  T749] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.648736][  T749] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.649238][  T749] RSP: 0018:ffa0000001d57020 EFLAGS: 00010286
[   77.649427][  T749] RAX: 00000000ffffffa6 RBX: ff110000054d3540 RCX: 1ff40000003aadca
[   77.649639][  T749] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054d35f8
[   77.649842][  T749] RBP: ff11000010f69000 R08: 1fe2200000a9a6c0 R09: ff11000004d92e58
[   77.650050][  T749] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   77.650280][  T749] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f69ce1
[   77.650490][  T749] FS:  00007f36e3639840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   77.650741][  T749] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.650919][  T749] CR2: 000000002a880988 CR3: 000000001610b003 CR4: 0000000000771ef0
[   77.651132][  T749] PKRU: 55555554
[   77.651248][  T749] Call Trace:
[   77.651357][  T749]  <TASK>
[   77.651431][  T749]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.651578][  T749]  rtmsg_ifinfo+0x5c/0xb0
[   77.651682][  T749]  ? mark_held_locks+0x40/0x70
[   77.651822][  T749]  __dev_notify_flags+0x1b8/0x280
[   77.651957][  T749]  ? netif_change_name+0x8c0/0x8c0
[   77.652091][  T749]  ? __dev_change_flags+0x4a4/0x660
[   77.652241][  T749]  ? netif_set_allmulti+0x250/0x250
[   77.652372][  T749]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.652509][  T749]  ? is_bpf_text_address+0x68/0x110
[   77.652645][  T749]  netif_change_flags+0xfe/0x190
[   77.652778][  T749]  do_setlink.isra.0+0x1cc3/0x2750
[   77.652911][  T749]  ? rtnl_link_get_size+0x350/0x350
[   77.653045][  T749]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   77.653223][  T749]  ? rcu_read_lock_any_held+0x3c/0x90
[   77.653357][  T749]  ? validate_chain+0x38b/0xc20
[   77.653491][  T749]  ? rcu_read_lock_any_held+0x66/0x90
[   77.653622][  T749]  ? stack_depot_save_flags+0x367/0x770
[   77.653759][  T749]  ? __lock_acquire+0x508/0xc10
[   77.653892][  T749]  ? lock_acquire.part.0+0xbc/0x260
[   77.654025][  T749]  ? rtnl_newlink+0x883/0xea0
[   77.654166][  T749]  ? rcu_is_watching+0x15/0xd0
[   77.654307][  T749]  ? lock_acquire+0x134/0x160
[   77.654442][  T749]  ? rcu_is_watching+0x15/0xd0
[   77.654575][  T749]  ? rcu_is_watching+0x15/0xd0
[   77.654707][  T749]  ? trace_contention_end+0xb3/0x1a0
[   77.654841][  T749]  ? __mutex_lock+0x1db/0x2010
[   77.654974][  T749]  ? __mutex_lock+0x9b2/0x2010
[   77.655112][  T749]  ? rtnl_newlink+0x883/0xea0
[   77.655255][  T749]  ? ww_mutex_lock+0x160/0x160
[   77.655392][  T749]  ? __rtnl_newlink+0x3fa/0xa50
[   77.655529][  T749]  rtnl_newlink+0x8d1/0xea0
[   77.655664][  T749]  ? lock_acquire.part.0+0xbc/0x260
[   77.655795][  T749]  ? __rtnl_newlink+0xa50/0xa50
[   77.655929][  T749]  ? mark_usage+0x61/0x170
[   77.656064][  T749]  ? lock_acquire.part.0+0xbc/0x260
[   77.656205][  T749]  ? find_held_lock+0x2b/0x80
[   77.656344][  T749]  ? __rtnl_newlink+0xa50/0xa50
[   77.656480][  T749]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.656616][  T749]  ? __rtnl_newlink+0xa50/0xa50
[   77.656748][  T749]  rtnetlink_rcv_msg+0x40d/0x9e0
[   77.656882][  T749]  ? validate_chain+0x38b/0xc20
[   77.657012][  T749]  ? rtnl_stats_set+0x3f0/0x3f0
[   77.657148][  T749]  ? __lock_acquire+0x508/0xc10
[   77.657290][  T749]  ? lock_acquire.part.0+0xbc/0x260
[   77.657420][  T749]  ? find_held_lock+0x2b/0x80
[   77.657559][  T749]  netlink_rcv_skb+0x14e/0x3a0
[   77.657693][  T749]  ? rtnl_stats_set+0x3f0/0x3f0
[   77.657826][  T749]  ? netlink_ack+0xcd0/0xcd0
[   77.657972][  T749]  ? netlink_deliver_tap+0xc5/0x330
[   77.658114][  T749]  ? netlink_deliver_tap+0x13c/0x330
[   77.658261][  T749]  netlink_unicast+0x486/0x750
[   77.658404][  T749]  ? netlink_attachskb+0x810/0x810
[   77.658542][  T749]  ? __lock_acquire+0x508/0xc10
[   77.658686][  T749]  netlink_sendmsg+0x735/0xc60
[   77.658827][  T749]  ? netlink_unicast+0x750/0x750
[   77.658968][  T749]  ? __might_fault+0x97/0x140
[   77.659116][  T749]  ____sys_sendmsg+0x419/0x850
[   77.659263][  T749]  ? copy_msghdr_from_user+0x2a0/0x460
[   77.659403][  T749]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   77.659578][  T749]  ? move_addr_to_kernel+0x40/0x40
[   77.659720][  T749]  ? stack_depot_save_flags+0x367/0x770
[   77.659859][  T749]  ? validate_chain+0x38b/0xc20
[   77.660001][  T749]  ___sys_sendmsg+0x14e/0x1d0
[   77.660145][  T749]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   77.660329][  T749]  ? copy_msghdr_from_user+0x460/0x460
[   77.660476][  T749]  __sys_sendmsg+0x145/0x1f0
[   77.660612][  T749]  ? __sys_sendmsg_sock+0x20/0x20
[   77.660747][  T749]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   77.660919][  T749]  ? do_raw_spin_unlock+0x59/0x250
[   77.661053][  T749]  ? rcu_is_watching+0x15/0xd0
[   77.661203][  T749]  do_syscall_64+0x117/0xfc0
[   77.661353][  T749]  ? trace_hardirqs_off+0xd/0x30
[   77.661494][  T749]  ? exc_page_fault+0xee/0x100
[   77.661630][  T749]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   77.661803][  T749] RIP: 0033:0x7f36e387308e
[   77.661959][  T749] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   77.662469][  T749] RSP: 002b:00007ffeb35b9b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.662684][  T749] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f36e387308e
[   77.662897][  T749] RDX: 0000000000000000 RSI: 00007ffeb35b9bf0 RDI: 0000000000000005
[   77.663114][  T749] RBP: 00007ffeb35b9b50 R08: 0000000000000000 R09: 0000000000000000
[   77.663332][  T749] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   77.663546][  T749] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb35ba2c0
[   77.663753][  T749]  </TASK>
[   77.663859][  T749] irq event stamp: 16319
[   77.663962][  T749] hardirqs last  enabled at (16327): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.664212][  T749] hardirqs last disabled at (16336): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.664461][  T749] softirqs last  enabled at (15730): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.664703][  T749] softirqs last disabled at (15725): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.664947][  T749] ---[ end trace 0000000000000000 ]---
[   77.789807][  T752] ------------[ cut here ]------------
[   77.789990][  T752] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/752
[   77.790281][  T752] CPU: 3 UID: 0 PID: 752 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.790575][  T752] Tainted: [W]=WARN
[   77.790683][  T752] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.790855][  T752] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.791034][  T752] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.791541][  T752] RSP: 0018:ffa0000001d86e20 EFLAGS: 00010286
[   77.791720][  T752] RAX: 00000000ffffffa6 RBX: ff11000015e38c80 RCX: 1ff40000003b0d8a
[   77.791930][  T752] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e38d38
[   77.792146][  T752] RBP: ff11000015ef1000 R08: 1fe2200002bc71a8 R09: ff11000015feae80
[   77.792368][  T752] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   77.792582][  T752] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011648408
[   77.792794][  T752] FS:  00007fe2e30ba840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   77.793044][  T752] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.793247][  T752] CR2: 00007fe2e3421f6d CR3: 0000000013e67002 CR4: 0000000000771ef0
[   77.793460][  T752] PKRU: 55555554
[   77.793567][  T752] Call Trace:
[   77.793673][  T752]  <TASK>
[   77.793747][  T752]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.793887][  T752]  rtmsg_ifinfo+0x5c/0xb0
[   77.793990][  T752]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   77.794181][  T752]  ? ref_tracker_alloc+0x28d/0x430
[   77.794335][  T752]  __dev_notify_flags+0x1b8/0x280
[   77.794481][  T752]  ? ref_tracker_dir_print+0x100/0x100
[   77.794620][  T752]  ? netif_change_name+0x8c0/0x8c0
[   77.794762][  T752]  ? __rtnl_newlink+0x22b/0xa50
[   77.794903][  T752]  ? rtnl_newlink+0x8d1/0xea0
[   77.795044][  T752]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   77.795191][  T752]  ? netlink_rcv_skb+0x14e/0x3a0
[   77.795341][  T752]  ? find_held_lock+0x2b/0x80
[   77.795481][  T752]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.795622][  T752]  ? mark_held_locks+0x40/0x70
[   77.795763][  T752]  rtnl_configure_link+0x1ac/0x390
[   77.795904][  T752]  ? lockdep_hardirqs_on+0x8c/0x130
[   77.796044][  T752]  ? queue_delayed_work_on+0x95/0x100
[   77.796196][  T752]  veth_newlink+0x330/0x8d0
[   77.796345][  T752]  ? veth_poll_controller+0x10/0x10
[   77.796483][  T752]  ? kasan_save_stack+0x2f/0x50
[   77.796617][  T752]  ? kasan_save_track+0x14/0x30
[   77.796752][  T752]  ? __kasan_kmalloc+0x7b/0x90
[   77.796905][  T752]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   77.797047][  T752]  ? alloc_netdev_mqs+0xe85/0x1490
[   77.797191][  T752]  ? rtnl_af_lookup+0x290/0x290
[   77.797340][  T752]  ? alloc_netdev_mqs+0xed0/0x1490
[   77.797485][  T752]  ? rtnl_create_link+0x169/0xf20
[   77.797625][  T752]  rtnl_newlink_create+0x2da/0x780
[   77.797766][  T752]  ? rtnl_create_link+0xf20/0xf20
[   77.797906][  T752]  ? __dev_get_by_name+0x12/0x50
[   77.798049][  T752]  ? rtnl_dev_get+0xd7/0x170
[   77.798199][  T752]  __rtnl_newlink+0x22b/0xa50
[   77.798354][  T752]  rtnl_newlink+0x8d1/0xea0
[   77.798496][  T752]  ? lock_acquire.part.0+0xbc/0x260
[   77.798638][  T752]  ? __rtnl_newlink+0xa50/0xa50
[   77.798776][  T752]  ? mark_usage+0x61/0x170
[   77.798923][  T752]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.799062][  T752]  ? __rtnl_newlink+0xa50/0xa50
[   77.799204][  T752]  rtnetlink_rcv_msg+0x40d/0x9e0
[   77.799345][  T752]  ? validate_chain+0x38b/0xc20
[   77.799480][  T752]  ? rtnl_stats_set+0x3f0/0x3f0
[   77.799613][  T752]  ? __lock_acquire+0x508/0xc10
[   77.799755][  T752]  ? lock_acquire.part.0+0xbc/0x260
[   77.799893][  T752]  ? find_held_lock+0x2b/0x80
[   77.800031][  T752]  netlink_rcv_skb+0x14e/0x3a0
[   77.800181][  T752]  ? rtnl_stats_set+0x3f0/0x3f0
[   77.800329][  T752]  ? netlink_ack+0xcd0/0xcd0
[   77.800474][  T752]  ? netlink_deliver_tap+0xc5/0x330
[   77.800618][  T752]  ? netlink_deliver_tap+0x13c/0x330
[   77.800763][  T752]  netlink_unicast+0x486/0x750
[   77.800904][  T752]  ? netlink_attachskb+0x810/0x810
[   77.801047][  T752]  ? __lock_acquire+0x508/0xc10
[   77.801199][  T752]  netlink_sendmsg+0x735/0xc60
[   77.801397][  T752]  ? netlink_unicast+0x750/0x750
[   77.801587][  T752]  ? __might_fault+0x97/0x140
[   77.801777][  T752]  ____sys_sendmsg+0x419/0x850
[   77.801978][  T752]  ? copy_msghdr_from_user+0x2a0/0x460
[   77.802172][  T752]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   77.802368][  T752]  ? move_addr_to_kernel+0x40/0x40
[   77.802507][  T752]  ___sys_sendmsg+0x14e/0x1d0
[   77.802642][  T752]  ? copy_msghdr_from_user+0x460/0x460
[   77.802781][  T752]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.802956][  T752]  ? do_sys_openat2+0xfd/0x170
[   77.803093][  T752]  __sys_sendmsg+0x145/0x1f0
[   77.803239][  T752]  ? __sys_sendmsg_sock+0x20/0x20
[   77.803377][  T752]  ? fpregs_restore_userregs+0x14b/0x310
[   77.803513][  T752]  ? rcu_is_watching+0x15/0xd0
[   77.803650][  T752]  do_syscall_64+0x117/0xfc0
[   77.803785][  T752]  ? trace_hardirqs_off+0xd/0x30
[   77.803920][  T752]  ? exc_page_fault+0xee/0x100
[   77.804055][  T752]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   77.804234][  T752] RIP: 0033:0x7fe2e32f408e
[   77.804377][  T752] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   77.804851][  T752] RSP: 002b:00007ffd2d3e8ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.805056][  T752] RAX: ffffffffffffffda RBX: 00007ffd2d3e9688 RCX: 00007fe2e32f408e
[   77.805269][  T752] RDX: 0000000000000000 RSI: 00007ffd2d3e8f90 RDI: 0000000000000005
[   77.805473][  T752] RBP: 00007ffd2d3e8ef0 R08: 0000000000000000 R09: 0000000000000000
[   77.805673][  T752] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   77.805873][  T752] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2d3e9650
[   77.806077][  T752]  </TASK>
[   77.806182][  T752] irq event stamp: 19891
[   77.806289][  T752] hardirqs last  enabled at (19899): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.806523][  T752] hardirqs last disabled at (19906): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.806758][  T752] softirqs last  enabled at (19038): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   77.806988][  T752] softirqs last disabled at (19036): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   77.807228][  T752] ---[ end trace 0000000000000000 ]---
[   77.819367][  T752] ------------[ cut here ]------------
[   77.819515][  T752] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/752
[   77.819746][  T752] CPU: 3 UID: 0 PID: 752 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.820017][  T752] Tainted: [W]=WARN
[   77.820683][  T752] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.820856][  T752] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.821105][  T752] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.821580][  T752] RSP: 0018:ffa0000001d871a0 EFLAGS: 00010286
[   77.821746][  T752] RAX: 00000000ffffffa6 RBX: ff11000015a88740 RCX: 1ff40000003b0dfa
[   77.821944][  T752] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a887f8
[   77.822200][  T752] RBP: ff11000010469000 R08: 1fe2200002b51100 R09: ff11000015feae80
[   77.822403][  T752] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   77.822600][  T752] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   77.822797][  T752] FS:  00007fe2e30ba840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   77.823033][  T752] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.823265][  T752] CR2: 00007fe2e3421f6d CR3: 0000000013e67002 CR4: 0000000000771ef0
[   77.823466][  T752] PKRU: 55555554
[   77.823566][  T752] Call Trace:
[   77.823667][  T752]  <TASK>
[   77.823736][  T752]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.823872][  T752]  rtmsg_ifinfo+0x5c/0xb0
[   77.823973][  T752]  __dev_notify_flags+0x1b8/0x280
[   77.824165][  T752]  ? netif_change_name+0x8c0/0x8c0
[   77.824304][  T752]  ? rtnl_af_lookup+0x290/0x290
[   77.824438][  T752]  ? alloc_netdev_mqs+0xed0/0x1490
[   77.824573][  T752]  rtnl_configure_link+0x1ac/0x390
[   77.824706][  T752]  rtnl_newlink_create+0x353/0x780
[   77.824840][  T752]  ? rtnl_create_link+0xf20/0xf20
[   77.824972][  T752]  ? __dev_get_by_name+0x12/0x50
[   77.825164][  T752]  ? rtnl_dev_get+0xd7/0x170
[   77.825307][  T752]  __rtnl_newlink+0x22b/0xa50
[   77.825443][  T752]  rtnl_newlink+0x8d1/0xea0
[   77.825576][  T752]  ? lock_acquire.part.0+0xbc/0x260
[   77.825709][  T752]  ? __rtnl_newlink+0xa50/0xa50
[   77.825841][  T752]  ? mark_usage+0x61/0x170
[   77.825977][  T752]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.826166][  T752]  ? __rtnl_newlink+0xa50/0xa50
[   77.826303][  T752]  rtnetlink_rcv_msg+0x40d/0x9e0
[   77.826435][  T752]  ? validate_chain+0x38b/0xc20
[   77.826566][  T752]  ? rtnl_stats_set+0x3f0/0x3f0
[   77.826700][  T752]  ? __lock_acquire+0x508/0xc10
[   77.826834][  T752]  ? lock_acquire.part.0+0xbc/0x260
[   77.826964][  T752]  ? find_held_lock+0x2b/0x80
[   77.827155][  T752]  netlink_rcv_skb+0x14e/0x3a0
[   77.827294][  T752]  ? rtnl_stats_set+0x3f0/0x3f0
[   77.827425][  T752]  ? netlink_ack+0xcd0/0xcd0
[   77.827558][  T752]  ? netlink_deliver_tap+0xc5/0x330
[   77.827690][  T752]  ? netlink_deliver_tap+0x13c/0x330
[   77.827823][  T752]  netlink_unicast+0x486/0x750
[   77.827955][  T752]  ? netlink_attachskb+0x810/0x810
[   77.828088][  T752]  ? __lock_acquire+0x508/0xc10
[   77.828286][  T752]  netlink_sendmsg+0x735/0xc60
[   77.828420][  T752]  ? netlink_unicast+0x750/0x750
[   77.828551][  T752]  ? __might_fault+0x97/0x140
[   77.828684][  T752]  ____sys_sendmsg+0x419/0x850
[   77.828816][  T752]  ? copy_msghdr_from_user+0x2a0/0x460
[   77.828947][  T752]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   77.829165][  T752]  ? move_addr_to_kernel+0x40/0x40
[   77.829310][  T752]  ___sys_sendmsg+0x14e/0x1d0
[   77.829443][  T752]  ? copy_msghdr_from_user+0x460/0x460
[   77.829579][  T752]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.829749][  T752]  ? do_sys_openat2+0xfd/0x170
[   77.829886][  T752]  __sys_sendmsg+0x145/0x1f0
[   77.830018][  T752]  ? __sys_sendmsg_sock+0x20/0x20
[   77.830211][  T752]  ? fpregs_restore_userregs+0x14b/0x310
[   77.830350][  T752]  ? rcu_is_watching+0x15/0xd0
[   77.830482][  T752]  do_syscall_64+0x117/0xfc0
[   77.830615][  T752]  ? trace_hardirqs_off+0xd/0x30
[   77.830747][  T752]  ? exc_page_fault+0xee/0x100
[   77.830879][  T752]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   77.831042][  T752] RIP: 0033:0x7fe2e32f408e
[   77.831242][  T752] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   77.831710][  T752] RSP: 002b:00007ffd2d3e8ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.831909][  T752] RAX: ffffffffffffffda RBX: 00007ffd2d3e9688 RCX: 00007fe2e32f408e
[   77.832162][  T752] RDX: 0000000000000000 RSI: 00007ffd2d3e8f90 RDI: 0000000000000005
[   77.832366][  T752] RBP: 00007ffd2d3e8ef0 R08: 0000000000000000 R09: 0000000000000000
[   77.832564][  T752] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   77.832761][  T752] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2d3e9650
[   77.832963][  T752]  </TASK>
[   77.833062][  T752] irq event stamp: 32851
[   77.833229][  T752] hardirqs last  enabled at (32953): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.833461][  T752] hardirqs last disabled at (32960): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.833689][  T752] softirqs last  enabled at (32950): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.833920][  T752] softirqs last disabled at (32859): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.834209][  T752] ---[ end trace 0000000000000000 ]---
[   77.860065][  T753] ------------[ cut here ]------------
[   77.860917][  T753] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/753
[   77.861191][  T753] CPU: 0 UID: 0 PID: 753 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.861469][  T753] Tainted: [W]=WARN
[   77.861570][  T753] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.861739][  T753] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.861916][  T753] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.862404][  T753] RSP: 0018:ffa0000001d86e20 EFLAGS: 00010286
[   77.862574][  T753] RAX: 00000000ffffffa6 RBX: ff11000010dc38c0 RCX: 1ff40000003b0d8a
[   77.862774][  T753] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc3978
[   77.862975][  T753] RBP: ff11000004ca4000 R08: 1fe22000021b8730 R09: ff11000011468b80
[   77.863178][  T753] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   77.863384][  T753] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015dbee08
[   77.863586][  T753] FS:  00007f3b93e87840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   77.863820][  T753] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.863988][  T753] CR2: 000000000042ebe0 CR3: 0000000013c7f005 CR4: 0000000000771ef0
[   77.864196][  T753] PKRU: 55555554
[   77.864302][  T753] Call Trace:
[   77.864403][  T753]  <TASK>
[   77.864474][  T753]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.864611][  T753]  rtmsg_ifinfo+0x5c/0xb0
[   77.864713][  T753]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   77.864881][  T753]  ? ref_tracker_alloc+0x28d/0x430
[   77.865016][  T753]  __dev_notify_flags+0x1b8/0x280
[   77.865157][  T753]  ? ref_tracker_dir_print+0x100/0x100
[   77.865296][  T753]  ? netif_change_name+0x8c0/0x8c0
[   77.865429][  T753]  ? __rtnl_newlink+0x22b/0xa50
[   77.865565][  T753]  ? rtnl_newlink+0x8d1/0xea0
[   77.865699][  T753]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   77.865832][  T753]  ? netlink_rcv_skb+0x14e/0x3a0
[   77.865965][  T753]  ? find_held_lock+0x2b/0x80
[   77.866104][  T753]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.866243][  T753]  ? mark_held_locks+0x40/0x70
[   77.866377][  T753]  rtnl_configure_link+0x1ac/0x390
[   77.866511][  T753]  ? lockdep_hardirqs_on+0x8c/0x130
[   77.866647][  T753]  ? queue_delayed_work_on+0x95/0x100
[   77.866783][  T753]  veth_newlink+0x330/0x8d0
[   77.866921][  T753]  ? veth_poll_controller+0x10/0x10
[   77.867053][  T753]  ? kasan_save_stack+0x2f/0x50
[   77.867196][  T753]  ? kasan_save_track+0x14/0x30
[   77.867335][  T753]  ? __kasan_kmalloc+0x7b/0x90
[   77.867481][  T753]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   77.867617][  T753]  ? alloc_netdev_mqs+0xe85/0x1490
[   77.867751][  T753]  ? rtnl_af_lookup+0x290/0x290
[   77.867884][  T753]  ? alloc_netdev_mqs+0xed0/0x1490
[   77.868017][  T753]  ? rtnl_create_link+0x169/0xf20
[   77.868158][  T753]  rtnl_newlink_create+0x2da/0x780
[   77.868297][  T753]  ? rtnl_create_link+0xf20/0xf20
[   77.868430][  T753]  ? __dev_get_by_name+0x12/0x50
[   77.868567][  T753]  ? rtnl_dev_get+0xd7/0x170
[   77.868706][  T753]  __rtnl_newlink+0x22b/0xa50
[   77.868843][  T753]  rtnl_newlink+0x8d1/0xea0
[   77.868979][  T753]  ? lock_acquire.part.0+0xbc/0x260
[   77.869114][  T753]  ? __rtnl_newlink+0xa50/0xa50
[   77.869252][  T753]  ? mark_usage+0x61/0x170
[   77.869388][  T753]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.869522][  T753]  ? __rtnl_newlink+0xa50/0xa50
[   77.869656][  T753]  rtnetlink_rcv_msg+0x40d/0x9e0
[   77.869788][  T753]  ? validate_chain+0x38b/0xc20
[   77.869920][  T753]  ? rtnl_stats_set+0x3f0/0x3f0
[   77.870051][  T753]  ? __lock_acquire+0x508/0xc10
[   77.870190][  T753]  ? lock_acquire.part.0+0xbc/0x260
[   77.870328][  T753]  ? find_held_lock+0x2b/0x80
[   77.870464][  T753]  netlink_rcv_skb+0x14e/0x3a0
[   77.870597][  T753]  ? rtnl_stats_set+0x3f0/0x3f0
[   77.870730][  T753]  ? netlink_ack+0xcd0/0xcd0
[   77.870865][  T753]  ? netlink_deliver_tap+0xc5/0x330
[   77.870997][  T753]  ? netlink_deliver_tap+0x13c/0x330
[   77.871137][  T753]  netlink_unicast+0x486/0x750
[   77.871278][  T753]  ? netlink_attachskb+0x810/0x810
[   77.871412][  T753]  ? __lock_acquire+0x508/0xc10
[   77.871546][  T753]  netlink_sendmsg+0x735/0xc60
[   77.871682][  T753]  ? netlink_unicast+0x750/0x750
[   77.871816][  T753]  ? __might_fault+0x97/0x140
[   77.871952][  T753]  ____sys_sendmsg+0x419/0x850
[   77.872085][  T753]  ? copy_msghdr_from_user+0x2a0/0x460
[   77.872229][  T753]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   77.872397][  T753]  ? move_addr_to_kernel+0x40/0x40
[   77.872534][  T753]  ___sys_sendmsg+0x14e/0x1d0
[   77.872669][  T753]  ? copy_msghdr_from_user+0x460/0x460
[   77.872806][  T753]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.872978][  T753]  ? do_sys_openat2+0xfd/0x170
[   77.873121][  T753]  __sys_sendmsg+0x145/0x1f0
[   77.873262][  T753]  ? __sys_sendmsg_sock+0x20/0x20
[   77.873399][  T753]  ? fpregs_restore_userregs+0x14b/0x310
[   77.873535][  T753]  ? rcu_is_watching+0x15/0xd0
[   77.873671][  T753]  do_syscall_64+0x117/0xfc0
[   77.873806][  T753]  ? trace_hardirqs_off+0xd/0x30
[   77.873939][  T753]  ? exc_page_fault+0xee/0x100
[   77.874073][  T753]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   77.874248][  T753] RIP: 0033:0x7f3b940c108e
[   77.874391][  T753] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   77.874866][  T753] RSP: 002b:00007ffcf918e650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.875067][  T753] RAX: ffffffffffffffda RBX: 00007ffcf918edf8 RCX: 00007f3b940c108e
[   77.875278][  T753] RDX: 0000000000000000 RSI: 00007ffcf918e700 RDI: 0000000000000005
[   77.875488][  T753] RBP: 00007ffcf918e660 R08: 0000000000000000 R09: 0000000000000000
[   77.875690][  T753] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   77.875888][  T753] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf918edc0
[   77.876090][  T753]  </TASK>
[   77.876195][  T753] irq event stamp: 17279
[   77.876301][  T753] hardirqs last  enabled at (17287): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.876533][  T753] hardirqs last disabled at (17294): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.876764][  T753] softirqs last  enabled at (16498): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.876997][  T753] softirqs last disabled at (16493): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.877239][  T753] ---[ end trace 0000000000000000 ]---
[   77.883294][  T753] ------------[ cut here ]------------
[   77.883446][  T753] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/753
[   77.883679][  T753] CPU: 1 UID: 0 PID: 753 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.883944][  T753] Tainted: [W]=WARN
[   77.884043][  T753] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.884231][  T753] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.884406][  T753] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.884871][  T753] RSP: 0018:ffa0000001d871a0 EFLAGS: 00010286
[   77.885046][  T753] RAX: 00000000ffffffa6 RBX: ff11000013109a80 RCX: 1ff40000003b0dfa
[   77.885256][  T753] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013109b38
[   77.885453][  T753] RBP: ff11000004ca1000 R08: 1fe2200002621368 R09: ff11000011468b80
[   77.885649][  T753] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   77.885847][  T753] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   77.886045][  T753] FS:  00007f3b93e87840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   77.886286][  T753] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.886453][  T753] CR2: 0000555faa063ae8 CR3: 0000000013c7f001 CR4: 0000000000771ef0
[   77.886650][  T753] PKRU: 55555554
[   77.886751][  T753] Call Trace:
[   77.886848][  T753]  <TASK>
[   77.886917][  T753]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.887050][  T753]  rtmsg_ifinfo+0x5c/0xb0
[   77.887155][  T753]  __dev_notify_flags+0x1b8/0x280
[   77.887293][  T753]  ? netif_change_name+0x8c0/0x8c0
[   77.887425][  T753]  ? rtnl_af_lookup+0x290/0x290
[   77.887558][  T753]  ? alloc_netdev_mqs+0xed0/0x1490
[   77.887691][  T753]  rtnl_configure_link+0x1ac/0x390
[   77.887822][  T753]  rtnl_newlink_create+0x353/0x780
[   77.887953][  T753]  ? rtnl_create_link+0xf20/0xf20
[   77.888083][  T753]  ? __dev_get_by_name+0x12/0x50
[   77.888227][  T753]  ? rtnl_dev_get+0xd7/0x170
[   77.888362][  T753]  __rtnl_newlink+0x22b/0xa50
[   77.888496][  T753]  rtnl_newlink+0x8d1/0xea0
[   77.888628][  T753]  ? lock_acquire.part.0+0xbc/0x260
[   77.888761][  T753]  ? __rtnl_newlink+0xa50/0xa50
[   77.888890][  T753]  ? mark_usage+0x61/0x170
[   77.889024][  T753]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.889163][  T753]  ? __rtnl_newlink+0xa50/0xa50
[   77.889300][  T753]  rtnetlink_rcv_msg+0x40d/0x9e0
[   77.889430][  T753]  ? validate_chain+0x38b/0xc20
[   77.889560][  T753]  ? rtnl_stats_set+0x3f0/0x3f0
[   77.889689][  T753]  ? __lock_acquire+0x508/0xc10
[   77.889823][  T753]  ? lock_acquire.part.0+0xbc/0x260
[   77.889953][  T753]  ? find_held_lock+0x2b/0x80
[   77.890084][  T753]  netlink_rcv_skb+0x14e/0x3a0
[   77.890224][  T753]  ? rtnl_stats_set+0x3f0/0x3f0
[   77.890354][  T753]  ? netlink_ack+0xcd0/0xcd0
[   77.890487][  T753]  ? netlink_deliver_tap+0xc5/0x330
[   77.890618][  T753]  ? netlink_deliver_tap+0x13c/0x330
[   77.890752][  T753]  netlink_unicast+0x486/0x750
[   77.890884][  T753]  ? netlink_attachskb+0x810/0x810
[   77.891014][  T753]  ? __lock_acquire+0x508/0xc10
[   77.891150][  T753]  netlink_sendmsg+0x735/0xc60
[   77.891289][  T753]  ? netlink_unicast+0x750/0x750
[   77.891422][  T753]  ? __might_fault+0x97/0x140
[   77.891554][  T753]  ____sys_sendmsg+0x419/0x850
[   77.891685][  T753]  ? copy_msghdr_from_user+0x2a0/0x460
[   77.891817][  T753]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   77.891982][  T753]  ? move_addr_to_kernel+0x40/0x40
[   77.892122][  T753]  ___sys_sendmsg+0x14e/0x1d0
[   77.892259][  T753]  ? copy_msghdr_from_user+0x460/0x460
[   77.892394][  T753]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.892562][  T753]  ? do_sys_openat2+0xfd/0x170
[   77.892695][  T753]  __sys_sendmsg+0x145/0x1f0
[   77.892827][  T753]  ? __sys_sendmsg_sock+0x20/0x20
[   77.892961][  T753]  ? fpregs_restore_userregs+0x14b/0x310
[   77.893093][  T753]  ? rcu_is_watching+0x15/0xd0
[   77.893235][  T753]  do_syscall_64+0x117/0xfc0
[   77.893368][  T753]  ? trace_hardirqs_off+0xd/0x30
[   77.893499][  T753]  ? exc_page_fault+0xee/0x100
[   77.893630][  T753]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   77.893794][  T753] RIP: 0033:0x7f3b940c108e
[   77.893931][  T753] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   77.894407][  T753] RSP: 002b:00007ffcf918e650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.894607][  T753] RAX: ffffffffffffffda RBX: 00007ffcf918edf8 RCX: 00007f3b940c108e
[   77.894806][  T753] RDX: 0000000000000000 RSI: 00007ffcf918e700 RDI: 0000000000000005
[   77.895000][  T753] RBP: 00007ffcf918e660 R08: 0000000000000000 R09: 0000000000000000
[   77.895204][  T753] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   77.895403][  T753] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf918edc0
[   77.895607][  T753]  </TASK>
[   77.895707][  T753] irq event stamp: 21947
[   77.895806][  T753] hardirqs last  enabled at (21955): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.896033][  T753] hardirqs last disabled at (21962): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.896268][  T753] softirqs last  enabled at (21316): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.896498][  T753] softirqs last disabled at (21293): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.896725][  T753] ---[ end trace 0000000000000000 ]---
[   77.935354][  T754] ------------[ cut here ]------------
[   77.935515][  T754] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/754
[   77.935750][  T754] CPU: 0 UID: 0 PID: 754 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.936018][  T754] Tainted: [W]=WARN
[   77.936642][  T754] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.936813][  T754] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.936990][  T754] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.937473][  T754] RSP: 0018:ffa0000001d96e20 EFLAGS: 00010286
[   77.937644][  T754] RAX: 00000000ffffffa6 RBX: ff110000159d9e00 RCX: 1ff40000003b2d8a
[   77.937842][  T754] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d9eb8
[   77.938041][  T754] RBP: ff11000010f71000 R08: 1fe2200002b3b3d8 R09: ff110000117a5180
[   77.938248][  T754] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   77.938448][  T754] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015f0bc08
[   77.938647][  T754] FS:  00007f78be816840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   77.938885][  T754] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.939051][  T754] CR2: 000000000042ebe0 CR3: 0000000015c79001 CR4: 0000000000771ef0
[   77.939264][  T754] PKRU: 55555554
[   77.939366][  T754] Call Trace:
[   77.939465][  T754]  <TASK>
[   77.939533][  T754]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.939668][  T754]  rtmsg_ifinfo+0x5c/0xb0
[   77.939770][  T754]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   77.939934][  T754]  __dev_notify_flags+0x1b8/0x280
[   77.940065][  T754]  ? __mod_timer+0x3ad/0xc60
[   77.940206][  T754]  ? netif_change_name+0x8c0/0x8c0
[   77.940344][  T754]  ? rtnl_newlink+0x8d1/0xea0
[   77.940477][  T754]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   77.940610][  T754]  ? netlink_rcv_skb+0x14e/0x3a0
[   77.940744][  T754]  ? add_timer_on+0x580/0x580
[   77.940879][  T754]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.941013][  T754]  ? mark_held_locks+0x40/0x70
[   77.941153][  T754]  rtnl_configure_link+0x1ac/0x390
[   77.941293][  T754]  ? lockdep_hardirqs_on+0x8c/0x130
[   77.941426][  T754]  ? queue_delayed_work_on+0x95/0x100
[   77.941562][  T754]  veth_newlink+0x330/0x8d0
[   77.941697][  T754]  ? veth_poll_controller+0x10/0x10
[   77.941832][  T754]  ? kasan_save_stack+0x2f/0x50
[   77.941966][  T754]  ? kasan_save_track+0x14/0x30
[   77.942103][  T754]  ? __kasan_kmalloc+0x7b/0x90
[   77.942254][  T754]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   77.942388][  T754]  ? alloc_netdev_mqs+0xe85/0x1490
[   77.942522][  T754]  ? rtnl_af_lookup+0x290/0x290
[   77.942654][  T754]  ? alloc_netdev_mqs+0xed0/0x1490
[   77.942791][  T754]  ? rtnl_create_link+0x169/0xf20
[   77.942927][  T754]  rtnl_newlink_create+0x2da/0x780
[   77.943061][  T754]  ? rtnl_create_link+0xf20/0xf20
[   77.943202][  T754]  ? __dev_get_by_name+0x12/0x50
[   77.943341][  T754]  ? rtnl_dev_get+0xd7/0x170
[   77.943479][  T754]  __rtnl_newlink+0x22b/0xa50
[   77.943616][  T754]  rtnl_newlink+0x8d1/0xea0
[   77.943750][  T754]  ? lock_acquire.part.0+0xbc/0x260
[   77.943886][  T754]  ? __rtnl_newlink+0xa50/0xa50
[   77.944021][  T754]  ? mark_usage+0x61/0x170
[   77.944163][  T754]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.944302][  T754]  ? __rtnl_newlink+0xa50/0xa50
[   77.944434][  T754]  rtnetlink_rcv_msg+0x40d/0x9e0
[   77.944565][  T754]  ? validate_chain+0x38b/0xc20
[   77.944697][  T754]  ? rtnl_stats_set+0x3f0/0x3f0
[   77.944830][  T754]  ? __lock_acquire+0x508/0xc10
[   77.944963][  T754]  ? lock_acquire.part.0+0xbc/0x260
[   77.945095][  T754]  ? find_held_lock+0x2b/0x80
[   77.945243][  T754]  netlink_rcv_skb+0x14e/0x3a0
[   77.945377][  T754]  ? rtnl_stats_set+0x3f0/0x3f0
[   77.945512][  T754]  ? netlink_ack+0xcd0/0xcd0
[   77.945649][  T754]  ? netlink_deliver_tap+0xc5/0x330
[   77.945782][  T754]  ? netlink_deliver_tap+0x13c/0x330
[   77.945918][  T754]  netlink_unicast+0x486/0x750
[   77.946052][  T754]  ? netlink_attachskb+0x810/0x810
[   77.946193][  T754]  ? __lock_acquire+0x508/0xc10
[   77.946334][  T754]  netlink_sendmsg+0x735/0xc60
[   77.946468][  T754]  ? netlink_unicast+0x750/0x750
[   77.946603][  T754]  ? __might_fault+0x97/0x140
[   77.946737][  T754]  ____sys_sendmsg+0x419/0x850
[   77.946871][  T754]  ? copy_msghdr_from_user+0x2a0/0x460
[   77.947005][  T754]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   77.947175][  T754]  ? move_addr_to_kernel+0x40/0x40
[   77.947314][  T754]  ___sys_sendmsg+0x14e/0x1d0
[   77.947446][  T754]  ? copy_msghdr_from_user+0x460/0x460
[   77.947583][  T754]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.947752][  T754]  ? do_sys_openat2+0xfd/0x170
[   77.947888][  T754]  __sys_sendmsg+0x145/0x1f0
[   77.948020][  T754]  ? __sys_sendmsg_sock+0x20/0x20
[   77.948164][  T754]  ? fpregs_restore_userregs+0x14b/0x310
[   77.948302][  T754]  ? rcu_is_watching+0x15/0xd0
[   77.948436][  T754]  do_syscall_64+0x117/0xfc0
[   77.948571][  T754]  ? trace_hardirqs_off+0xd/0x30
[   77.948703][  T754]  ? exc_page_fault+0xee/0x100
[   77.948835][  T754]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   77.949001][  T754] RIP: 0033:0x7f78bea5008e
[   77.949145][  T754] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   77.949621][  T754] RSP: 002b:00007ffe891e6370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.949821][  T754] RAX: ffffffffffffffda RBX: 00007ffe891e6b18 RCX: 00007f78bea5008e
[   77.950019][  T754] RDX: 0000000000000000 RSI: 00007ffe891e6420 RDI: 0000000000000005
[   77.950228][  T754] RBP: 00007ffe891e6380 R08: 0000000000000000 R09: 0000000000000000
[   77.950426][  T754] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   77.950622][  T754] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe891e6ae0
[   77.950825][  T754]  </TASK>
[   77.950925][  T754] irq event stamp: 29191
[   77.951024][  T754] hardirqs last  enabled at (29199): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.951264][  T754] hardirqs last disabled at (29208): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.951495][  T754] softirqs last  enabled at (28404): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   77.951726][  T754] softirqs last disabled at (27567): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   77.951955][  T754] ---[ end trace 0000000000000000 ]---
[   77.958586][  T754] ------------[ cut here ]------------
[   77.958737][  T754] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/754
[   77.958966][  T754] CPU: 0 UID: 0 PID: 754 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   77.959242][  T754] Tainted: [W]=WARN
[   77.959340][  T754] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.959504][  T754] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   77.959675][  T754] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   77.960146][  T754] RSP: 0018:ffa0000001d971a0 EFLAGS: 00010286
[   77.960318][  T754] RAX: 00000000ffffffa6 RBX: ff11000013fc51c0 RCX: 1ff40000003b2dfa
[   77.960514][  T754] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc5278
[   77.960712][  T754] RBP: ff11000010f09000 R08: 1fe22000027f8a50 R09: ff110000117a5180
[   77.960907][  T754] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   77.961111][  T754] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   77.961311][  T754] FS:  00007f78be816840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   77.961541][  T754] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.961707][  T754] CR2: 000000000042ebe0 CR3: 0000000015c79001 CR4: 0000000000771ef0
[   77.961904][  T754] PKRU: 55555554
[   77.962002][  T754] Call Trace:
[   77.962105][  T754]  <TASK>
[   77.962173][  T754]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   77.962308][  T754]  rtmsg_ifinfo+0x5c/0xb0
[   77.962410][  T754]  __dev_notify_flags+0x1b8/0x280
[   77.962543][  T754]  ? netif_change_name+0x8c0/0x8c0
[   77.962675][  T754]  ? rtnl_af_lookup+0x290/0x290
[   77.962805][  T754]  ? alloc_netdev_mqs+0xed0/0x1490
[   77.962938][  T754]  rtnl_configure_link+0x1ac/0x390
[   77.963071][  T754]  rtnl_newlink_create+0x353/0x780
[   77.963210][  T754]  ? rtnl_create_link+0xf20/0xf20
[   77.963348][  T754]  ? __dev_get_by_name+0x12/0x50
[   77.963481][  T754]  ? rtnl_dev_get+0xd7/0x170
[   77.963618][  T754]  __rtnl_newlink+0x22b/0xa50
[   77.963754][  T754]  rtnl_newlink+0x8d1/0xea0
[   77.963889][  T754]  ? lock_acquire.part.0+0xbc/0x260
[   77.964021][  T754]  ? __rtnl_newlink+0xa50/0xa50
[   77.964158][  T754]  ? mark_usage+0x61/0x170
[   77.964299][  T754]  ? __lock_release.isra.0+0x6b/0x1a0
[   77.964432][  T754]  ? __rtnl_newlink+0xa50/0xa50
[   77.964563][  T754]  rtnetlink_rcv_msg+0x40d/0x9e0
[   77.964694][  T754]  ? validate_chain+0x38b/0xc20
[   77.964825][  T754]  ? rtnl_stats_set+0x3f0/0x3f0
[   77.964957][  T754]  ? __lock_acquire+0x508/0xc10
[   77.965090][  T754]  ? lock_acquire.part.0+0xbc/0x260
[   77.965232][  T754]  ? find_held_lock+0x2b/0x80
[   77.965366][  T754]  netlink_rcv_skb+0x14e/0x3a0
[   77.965499][  T754]  ? rtnl_stats_set+0x3f0/0x3f0
[   77.965631][  T754]  ? netlink_ack+0xcd0/0xcd0
[   77.965764][  T754]  ? netlink_deliver_tap+0xc5/0x330
[   77.965894][  T754]  ? netlink_deliver_tap+0x13c/0x330
[   77.966028][  T754]  netlink_unicast+0x486/0x750
[   77.966167][  T754]  ? netlink_attachskb+0x810/0x810
[   77.966302][  T754]  ? __lock_acquire+0x508/0xc10
[   77.966437][  T754]  netlink_sendmsg+0x735/0xc60
[   77.966574][  T754]  ? netlink_unicast+0x750/0x750
[   77.966708][  T754]  ? __might_fault+0x97/0x140
[   77.966841][  T754]  ____sys_sendmsg+0x419/0x850
[   77.966973][  T754]  ? copy_msghdr_from_user+0x2a0/0x460
[   77.967110][  T754]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   77.967280][  T754]  ? move_addr_to_kernel+0x40/0x40
[   77.967416][  T754]  ___sys_sendmsg+0x14e/0x1d0
[   77.967550][  T754]  ? copy_msghdr_from_user+0x460/0x460
[   77.967685][  T754]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   77.967853][  T754]  ? do_sys_openat2+0xfd/0x170
[   77.967987][  T754]  __sys_sendmsg+0x145/0x1f0
[   77.968125][  T754]  ? __sys_sendmsg_sock+0x20/0x20
[   77.968267][  T754]  ? fpregs_restore_userregs+0x14b/0x310
[   77.968398][  T754]  ? rcu_is_watching+0x15/0xd0
[   77.968532][  T754]  do_syscall_64+0x117/0xfc0
[   77.968664][  T754]  ? trace_hardirqs_off+0xd/0x30
[   77.968796][  T754]  ? exc_page_fault+0xee/0x100
[   77.968928][  T754]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   77.969092][  T754] RIP: 0033:0x7f78bea5008e
[   77.969242][  T754] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   77.969712][  T754] RSP: 002b:00007ffe891e6370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.969911][  T754] RAX: ffffffffffffffda RBX: 00007ffe891e6b18 RCX: 00007f78bea5008e
[   77.970111][  T754] RDX: 0000000000000000 RSI: 00007ffe891e6420 RDI: 0000000000000005
[   77.970314][  T754] RBP: 00007ffe891e6380 R08: 0000000000000000 R09: 0000000000000000
[   77.970513][  T754] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   77.970708][  T754] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe891e6ae0
[   77.970908][  T754]  </TASK>
[   77.971006][  T754] irq event stamp: 34271
[   77.971111][  T754] hardirqs last  enabled at (34281): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   77.971346][  T754] hardirqs last disabled at (34288): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   77.971573][  T754] softirqs last  enabled at (33586): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   77.971798][  T754] softirqs last disabled at (33584): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   77.972024][  T754] ---[ end trace 0000000000000000 ]---
[   78.006275][  T755] ------------[ cut here ]------------
[   78.006427][  T755] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/755
[   78.006651][  T755] CPU: 1 UID: 0 PID: 755 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.006945][  T755] Tainted: [W]=WARN
[   78.007041][  T755] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.007210][  T755] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.007380][  T755] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.007846][  T755] RSP: 0018:ffa0000001da7050 EFLAGS: 00010286
[   78.008010][  T755] RAX: 00000000ffffffa6 RBX: ff11000013fc43c0 RCX: 1ff40000003b4dd0
[   78.008220][  T755] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc4478
[   78.008416][  T755] RBP: ff11000010469000 R08: 1fe22000027f8890 R09: ff11000013305180
[   78.008604][  T755] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   78.008794][  T755] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   78.008985][  T755] FS:  00007f89c59a0840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   78.009215][  T755] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.009382][  T755] CR2: 00007f89c5c701a0 CR3: 0000000015996002 CR4: 0000000000771ef0
[   78.009571][  T755] PKRU: 55555554
[   78.009667][  T755] Call Trace:
[   78.009762][  T755]  <TASK>
[   78.009828][  T755]  ? rcu_is_watching+0x15/0xd0
[   78.009960][  T755]  rtnetlink_event+0xe0/0x1f0
[   78.010088][  T755]  notifier_call_chain+0xb0/0x320
[   78.010229][  T755]  netif_set_mac_address+0x2dd/0x410
[   78.010357][  T755]  ? rcu_is_watching+0x15/0xd0
[   78.010487][  T755]  ? netif_set_group+0x70/0x70
[   78.010617][  T755]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   78.010777][  T755]  ? is_bpf_text_address+0x72/0x110
[   78.010910][  T755]  do_setlink.isra.0+0x706/0x2750
[   78.011041][  T755]  ? rtnl_link_get_size+0x350/0x350
[   78.011174][  T755]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   78.011339][  T755]  ? rcu_read_lock_any_held+0x3c/0x90
[   78.011467][  T755]  ? validate_chain+0x38b/0xc20
[   78.011597][  T755]  ? rcu_read_lock_any_held+0x66/0x90
[   78.011725][  T755]  ? stack_depot_save_flags+0x367/0x770
[   78.011857][  T755]  ? __lock_acquire+0x508/0xc10
[   78.011987][  T755]  ? lock_acquire.part.0+0xbc/0x260
[   78.012120][  T755]  ? rtnl_newlink+0x883/0xea0
[   78.012253][  T755]  ? rcu_is_watching+0x15/0xd0
[   78.012383][  T755]  ? lock_acquire+0x134/0x160
[   78.012516][  T755]  ? rcu_is_watching+0x15/0xd0
[   78.012645][  T755]  ? rcu_is_watching+0x15/0xd0
[   78.012771][  T755]  ? trace_contention_end+0xb3/0x1a0
[   78.012901][  T755]  ? __mutex_lock+0x1db/0x2010
[   78.013029][  T755]  ? __mutex_lock+0x9b2/0x2010
[   78.013166][  T755]  ? rtnl_newlink+0x883/0xea0
[   78.013306][  T755]  ? __rtnl_newlink+0x3fa/0xa50
[   78.013436][  T755]  rtnl_newlink+0x8d1/0xea0
[   78.013573][  T755]  ? lock_acquire.part.0+0xbc/0x260
[   78.013703][  T755]  ? __rtnl_newlink+0xa50/0xa50
[   78.013831][  T755]  ? mark_usage+0x61/0x170
[   78.013961][  T755]  ? lock_acquire.part.0+0xbc/0x260
[   78.014090][  T755]  ? find_held_lock+0x2b/0x80
[   78.014230][  T755]  ? __rtnl_newlink+0xa50/0xa50
[   78.014360][  T755]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.014490][  T755]  ? __rtnl_newlink+0xa50/0xa50
[   78.014620][  T755]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.014750][  T755]  ? validate_chain+0x38b/0xc20
[   78.014879][  T755]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.015007][  T755]  ? __lock_acquire+0x508/0xc10
[   78.015142][  T755]  ? lock_acquire.part.0+0xbc/0x260
[   78.015275][  T755]  ? find_held_lock+0x2b/0x80
[   78.015403][  T755]  netlink_rcv_skb+0x14e/0x3a0
[   78.015535][  T755]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.015662][  T755]  ? netlink_ack+0xcd0/0xcd0
[   78.015795][  T755]  ? netlink_deliver_tap+0xc5/0x330
[   78.015928][  T755]  ? netlink_deliver_tap+0x13c/0x330
[   78.016058][  T755]  netlink_unicast+0x486/0x750
[   78.016280][  T755]  ? netlink_attachskb+0x810/0x810
[   78.016485][  T755]  ? __lock_acquire+0x508/0xc10
[   78.016623][  T755]  netlink_sendmsg+0x735/0xc60
[   78.016757][  T755]  ? netlink_unicast+0x750/0x750
[   78.016889][  T755]  ? __might_fault+0x97/0x140
[   78.017019][  T755]  ____sys_sendmsg+0x419/0x850
[   78.017213][  T755]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.017348][  T755]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.017509][  T755]  ? move_addr_to_kernel+0x40/0x40
[   78.017640][  T755]  ? stack_depot_save_flags+0x367/0x770
[   78.017768][  T755]  ? validate_chain+0x38b/0xc20
[   78.017898][  T755]  ___sys_sendmsg+0x14e/0x1d0
[   78.018026][  T755]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.018256][  T755]  ? copy_msghdr_from_user+0x460/0x460
[   78.018398][  T755]  __sys_sendmsg+0x145/0x1f0
[   78.018527][  T755]  ? __sys_sendmsg_sock+0x20/0x20
[   78.018657][  T755]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.018819][  T755]  ? do_raw_spin_unlock+0x59/0x250
[   78.018948][  T755]  ? rcu_is_watching+0x15/0xd0
[   78.019076][  T755]  do_syscall_64+0x117/0xfc0
[   78.019269][  T755]  ? trace_hardirqs_off+0xd/0x30
[   78.019399][  T755]  ? exc_page_fault+0xee/0x100
[   78.019527][  T755]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.019688][  T755] RIP: 0033:0x7f89c5bda08e
[   78.019821][  T755] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.020363][  T755] RSP: 002b:00007ffc54004110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.020557][  T755] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f89c5bda08e
[   78.020749][  T755] RDX: 0000000000000000 RSI: 00007ffc540041c0 RDI: 0000000000000005
[   78.020942][  T755] RBP: 00007ffc54004120 R08: 0000000000000000 R09: 0000000000000000
[   78.021139][  T755] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b2
[   78.021334][  T755] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc54004890
[   78.021530][  T755]  </TASK>
[   78.021628][  T755] irq event stamp: 24137
[   78.021724][  T755] hardirqs last  enabled at (24145): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.021949][  T755] hardirqs last disabled at (24152): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.022174][  T755] softirqs last  enabled at (24070): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.022400][  T755] softirqs last disabled at (23947): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.022621][  T755] ---[ end trace 0000000000000000 ]---
[   78.048771][  T756] ------------[ cut here ]------------
[   78.048919][  T756] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/756
[   78.049658][  T756] CPU: 0 UID: 0 PID: 756 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.049918][  T756] Tainted: [W]=WARN
[   78.050015][  T756] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.050184][  T756] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.050358][  T756] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.050819][  T756] RSP: 0018:ffa0000001db7050 EFLAGS: 00010286
[   78.050981][  T756] RAX: 00000000ffffffa6 RBX: ff11000013ff2040 RCX: 1ff40000003b6dd0
[   78.051177][  T756] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff20f8
[   78.051375][  T756] RBP: ff11000010f71000 R08: 1fe22000027fe420 R09: ff11000013a7ae80
[   78.051566][  T756] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   78.051755][  T756] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   78.051947][  T756] FS:  00007f4440eef840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   78.052181][  T756] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.052345][  T756] CR2: 00007f4441277900 CR3: 0000000004c7d006 CR4: 0000000000771ef0
[   78.052536][  T756] PKRU: 55555554
[   78.052632][  T756] Call Trace:
[   78.052726][  T756]  <TASK>
[   78.052791][  T756]  ? rcu_is_watching+0x15/0xd0
[   78.052918][  T756]  rtnetlink_event+0xe0/0x1f0
[   78.053048][  T756]  notifier_call_chain+0xb0/0x320
[   78.053184][  T756]  netif_set_mac_address+0x2dd/0x410
[   78.053316][  T756]  ? rcu_is_watching+0x15/0xd0
[   78.053447][  T756]  ? netif_set_group+0x70/0x70
[   78.053576][  T756]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   78.053734][  T756]  ? is_bpf_text_address+0x72/0x110
[   78.053863][  T756]  do_setlink.isra.0+0x706/0x2750
[   78.053994][  T756]  ? rtnl_link_get_size+0x350/0x350
[   78.054131][  T756]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   78.054301][  T756]  ? rcu_read_lock_any_held+0x3c/0x90
[   78.054429][  T756]  ? validate_chain+0x38b/0xc20
[   78.054557][  T756]  ? rcu_read_lock_any_held+0x66/0x90
[   78.054712][  T756]  ? stack_depot_save_flags+0x367/0x770
[   78.054840][  T756]  ? __lock_acquire+0x508/0xc10
[   78.054972][  T756]  ? lock_acquire.part.0+0xbc/0x260
[   78.055105][  T756]  ? rtnl_newlink+0x883/0xea0
[   78.055239][  T756]  ? rcu_is_watching+0x15/0xd0
[   78.055367][  T756]  ? lock_acquire+0x134/0x160
[   78.055494][  T756]  ? rcu_is_watching+0x15/0xd0
[   78.055620][  T756]  ? rcu_is_watching+0x15/0xd0
[   78.055748][  T756]  ? trace_contention_end+0xb3/0x1a0
[   78.055876][  T756]  ? __mutex_lock+0x1db/0x2010
[   78.056006][  T756]  ? __mutex_lock+0x9b2/0x2010
[   78.056140][  T756]  ? rtnl_newlink+0x883/0xea0
[   78.056279][  T756]  ? __rtnl_newlink+0x3fa/0xa50
[   78.056410][  T756]  rtnl_newlink+0x8d1/0xea0
[   78.056541][  T756]  ? lock_acquire.part.0+0xbc/0x260
[   78.056669][  T756]  ? __rtnl_newlink+0xa50/0xa50
[   78.056797][  T756]  ? mark_usage+0x61/0x170
[   78.056927][  T756]  ? lock_acquire.part.0+0xbc/0x260
[   78.057056][  T756]  ? find_held_lock+0x2b/0x80
[   78.057342][  T756]  ? __rtnl_newlink+0xa50/0xa50
[   78.057469][  T756]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.057597][  T756]  ? __rtnl_newlink+0xa50/0xa50
[   78.057726][  T756]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.057852][  T756]  ? validate_chain+0x38b/0xc20
[   78.057980][  T756]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.058171][  T756]  ? __lock_acquire+0x508/0xc10
[   78.058307][  T756]  ? lock_acquire.part.0+0xbc/0x260
[   78.058436][  T756]  ? find_held_lock+0x2b/0x80
[   78.058565][  T756]  netlink_rcv_skb+0x14e/0x3a0
[   78.058692][  T756]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.058820][  T756]  ? netlink_ack+0xcd0/0xcd0
[   78.058951][  T756]  ? netlink_deliver_tap+0xc5/0x330
[   78.059078][  T756]  ? netlink_deliver_tap+0x13c/0x330
[   78.059345][  T756]  netlink_unicast+0x486/0x750
[   78.059474][  T756]  ? netlink_attachskb+0x810/0x810
[   78.059602][  T756]  ? __lock_acquire+0x508/0xc10
[   78.059732][  T756]  netlink_sendmsg+0x735/0xc60
[   78.059860][  T756]  ? netlink_unicast+0x750/0x750
[   78.059988][  T756]  ? __might_fault+0x97/0x140
[   78.060186][  T756]  ____sys_sendmsg+0x419/0x850
[   78.060321][  T756]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.060449][  T756]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.060607][  T756]  ? move_addr_to_kernel+0x40/0x40
[   78.060740][  T756]  ? stack_depot_save_flags+0x367/0x770
[   78.060868][  T756]  ? validate_chain+0x38b/0xc20
[   78.060998][  T756]  ___sys_sendmsg+0x14e/0x1d0
[   78.061138][  T756]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.061303][  T756]  ? copy_msghdr_from_user+0x460/0x460
[   78.061440][  T756]  __sys_sendmsg+0x145/0x1f0
[   78.061567][  T756]  ? __sys_sendmsg_sock+0x20/0x20
[   78.061694][  T756]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.061856][  T756]  ? do_raw_spin_unlock+0x59/0x250
[   78.061984][  T756]  ? rcu_is_watching+0x15/0xd0
[   78.062115][  T756]  do_syscall_64+0x117/0xfc0
[   78.062245][  T756]  ? trace_hardirqs_off+0xd/0x30
[   78.062374][  T756]  ? exc_page_fault+0xee/0x100
[   78.062502][  T756]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.062659][  T756] RIP: 0033:0x7f444112908e
[   78.062792][  T756] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.063254][  T756] RSP: 002b:00007ffc35042ef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.063447][  T756] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f444112908e
[   78.063637][  T756] RDX: 0000000000000000 RSI: 00007ffc35042fa0 RDI: 0000000000000005
[   78.063827][  T756] RBP: 00007ffc35042f00 R08: 0000000000000000 R09: 0000000000000000
[   78.064020][  T756] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b2
[   78.064217][  T756] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc35043670
[   78.064415][  T756]  </TASK>
[   78.064511][  T756] irq event stamp: 16945
[   78.064607][  T756] hardirqs last  enabled at (16953): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.064830][  T756] hardirqs last disabled at (16960): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.065053][  T756] softirqs last  enabled at (16770): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.065286][  T756] softirqs last disabled at (16753): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.065508][  T756] ---[ end trace 0000000000000000 ]---
[   78.095164][  T757] ------------[ cut here ]------------
[   78.095317][  T757] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/757
[   78.095539][  T757] CPU: 3 UID: 0 PID: 757 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.095798][  T757] Tainted: [W]=WARN
[   78.095897][  T757] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.096058][  T757] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.096245][  T757] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.096701][  T757] RSP: 0018:ffa0000001dc7050 EFLAGS: 00010286
[   78.096874][  T757] RAX: 00000000ffffffa6 RBX: ff11000015c47000 RCX: 1ff40000003b8dd0
[   78.097064][  T757] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c470b8
[   78.097270][  T757] RBP: ff11000004ca1000 R08: 1fe2200002b88e18 R09: ff11000013a7d180
[   78.097462][  T757] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   78.097653][  T757] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   78.097845][  T757] FS:  00007fed8ea6a840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   78.098075][  T757] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.098245][  T757] CR2: 00007fed8edf2900 CR3: 0000000011ebf004 CR4: 0000000000771ef0
[   78.098444][  T757] PKRU: 55555554
[   78.098540][  T757] Call Trace:
[   78.098636][  T757]  <TASK>
[   78.098704][  T757]  ? rcu_is_watching+0x15/0xd0
[   78.098834][  T757]  rtnetlink_event+0xe0/0x1f0
[   78.098967][  T757]  notifier_call_chain+0xb0/0x320
[   78.099106][  T757]  netif_set_mac_address+0x2dd/0x410
[   78.099243][  T757]  ? rcu_is_watching+0x15/0xd0
[   78.099375][  T757]  ? netif_set_group+0x70/0x70
[   78.099505][  T757]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   78.099668][  T757]  ? is_bpf_text_address+0x72/0x110
[   78.099799][  T757]  do_setlink.isra.0+0x706/0x2750
[   78.099932][  T757]  ? rtnl_link_get_size+0x350/0x350
[   78.100061][  T757]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   78.100328][  T757]  ? rcu_read_lock_any_held+0x3c/0x90
[   78.100455][  T757]  ? validate_chain+0x38b/0xc20
[   78.100667][  T757]  ? rcu_read_lock_any_held+0x66/0x90
[   78.100796][  T757]  ? stack_depot_save_flags+0x367/0x770
[   78.100927][  T757]  ? __lock_acquire+0x508/0xc10
[   78.101056][  T757]  ? lock_acquire.part.0+0xbc/0x260
[   78.101245][  T757]  ? rtnl_newlink+0x883/0xea0
[   78.101379][  T757]  ? rcu_is_watching+0x15/0xd0
[   78.101516][  T757]  ? lock_acquire+0x134/0x160
[   78.101644][  T757]  ? rcu_is_watching+0x15/0xd0
[   78.101773][  T757]  ? rcu_is_watching+0x15/0xd0
[   78.101902][  T757]  ? trace_contention_end+0xb3/0x1a0
[   78.102031][  T757]  ? __mutex_lock+0x1db/0x2010
[   78.102214][  T757]  ? __mutex_lock+0x9b2/0x2010
[   78.102351][  T757]  ? rtnl_newlink+0x883/0xea0
[   78.102486][  T757]  ? __rtnl_newlink+0x3fa/0xa50
[   78.102618][  T757]  rtnl_newlink+0x8d1/0xea0
[   78.102749][  T757]  ? lock_acquire.part.0+0xbc/0x260
[   78.102887][  T757]  ? __rtnl_newlink+0xa50/0xa50
[   78.103016][  T757]  ? mark_usage+0x61/0x170
[   78.103209][  T757]  ? lock_acquire.part.0+0xbc/0x260
[   78.103342][  T757]  ? find_held_lock+0x2b/0x80
[   78.103469][  T757]  ? __rtnl_newlink+0xa50/0xa50
[   78.103600][  T757]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.103729][  T757]  ? __rtnl_newlink+0xa50/0xa50
[   78.103865][  T757]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.103995][  T757]  ? validate_chain+0x38b/0xc20
[   78.104181][  T757]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.104329][  T757]  ? __lock_acquire+0x508/0xc10
[   78.104460][  T757]  ? lock_acquire.part.0+0xbc/0x260
[   78.104588][  T757]  ? find_held_lock+0x2b/0x80
[   78.104716][  T757]  netlink_rcv_skb+0x14e/0x3a0
[   78.104845][  T757]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.104976][  T757]  ? netlink_ack+0xcd0/0xcd0
[   78.105163][  T757]  ? netlink_deliver_tap+0xc5/0x330
[   78.105311][  T757]  ? netlink_deliver_tap+0x13c/0x330
[   78.105442][  T757]  netlink_unicast+0x486/0x750
[   78.105573][  T757]  ? netlink_attachskb+0x810/0x810
[   78.105702][  T757]  ? __lock_acquire+0x508/0xc10
[   78.105832][  T757]  netlink_sendmsg+0x735/0xc60
[   78.105962][  T757]  ? netlink_unicast+0x750/0x750
[   78.106093][  T757]  ? __might_fault+0x97/0x140
[   78.106302][  T757]  ____sys_sendmsg+0x419/0x850
[   78.106429][  T757]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.106561][  T757]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.106720][  T757]  ? move_addr_to_kernel+0x40/0x40
[   78.106850][  T757]  ? stack_depot_save_flags+0x367/0x770
[   78.106982][  T757]  ? validate_chain+0x38b/0xc20
[   78.107166][  T757]  ___sys_sendmsg+0x14e/0x1d0
[   78.107300][  T757]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.107462][  T757]  ? copy_msghdr_from_user+0x460/0x460
[   78.107602][  T757]  __sys_sendmsg+0x145/0x1f0
[   78.107731][  T757]  ? __sys_sendmsg_sock+0x20/0x20
[   78.107860][  T757]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.108024][  T757]  ? do_raw_spin_unlock+0x59/0x250
[   78.108250][  T757]  ? rcu_is_watching+0x15/0xd0
[   78.108389][  T757]  do_syscall_64+0x117/0xfc0
[   78.108520][  T757]  ? trace_hardirqs_off+0xd/0x30
[   78.108650][  T757]  ? exc_page_fault+0xee/0x100
[   78.108779][  T757]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.108939][  T757] RIP: 0033:0x7fed8eca408e
[   78.109073][  T757] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.109616][  T757] RSP: 002b:00007fff7e898a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.109811][  T757] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fed8eca408e
[   78.110005][  T757] RDX: 0000000000000000 RSI: 00007fff7e898b30 RDI: 0000000000000005
[   78.110294][  T757] RBP: 00007fff7e898a90 R08: 0000000000000000 R09: 0000000000000000
[   78.110485][  T757] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b2
[   78.110679][  T757] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7e899200
[   78.110878][  T757]  </TASK>
[   78.110998][  T757] irq event stamp: 17103
[   78.111094][  T757] hardirqs last  enabled at (17111): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.111386][  T757] hardirqs last disabled at (17226): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.111611][  T757] softirqs last  enabled at (17220): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.111835][  T757] softirqs last disabled at (17115): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.112057][  T757] ---[ end trace 0000000000000000 ]---
[   78.145121][  T758] ------------[ cut here ]------------
[   78.145273][  T758] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/758
[   78.145498][  T758] CPU: 0 UID: 0 PID: 758 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.145756][  T758] Tainted: [W]=WARN
[   78.145854][  T758] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.146016][  T758] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.146196][  T758] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.146660][  T758] RSP: 0018:ffa0000001dd7050 EFLAGS: 00010286
[   78.146823][  T758] RAX: 00000000ffffffa6 RBX: ff11000013109000 RCX: 1ff40000003badd0
[   78.147015][  T758] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131090b8
[   78.147214][  T758] RBP: ff11000015ef1000 R08: 1fe2200002621218 R09: ff11000013b6ae80
[   78.147410][  T758] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   78.147603][  T758] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   78.147794][  T758] FS:  00007f633ba8f840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   78.148017][  T758] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.148792][  T758] CR2: 00007f633be17900 CR3: 0000000010507002 CR4: 0000000000771ef0
[   78.148984][  T758] PKRU: 55555554
[   78.149081][  T758] Call Trace:
[   78.149185][  T758]  <TASK>
[   78.149256][  T758]  ? rcu_is_watching+0x15/0xd0
[   78.149385][  T758]  rtnetlink_event+0xe0/0x1f0
[   78.149514][  T758]  notifier_call_chain+0xb0/0x320
[   78.149645][  T758]  netif_set_mac_address+0x2dd/0x410
[   78.149772][  T758]  ? rcu_is_watching+0x15/0xd0
[   78.149899][  T758]  ? netif_set_group+0x70/0x70
[   78.150029][  T758]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   78.150207][  T758]  ? is_bpf_text_address+0x72/0x110
[   78.150350][  T758]  do_setlink.isra.0+0x706/0x2750
[   78.150479][  T758]  ? rtnl_link_get_size+0x350/0x350
[   78.150606][  T758]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   78.150767][  T758]  ? rcu_read_lock_any_held+0x3c/0x90
[   78.150894][  T758]  ? validate_chain+0x38b/0xc20
[   78.151020][  T758]  ? rcu_read_lock_any_held+0x66/0x90
[   78.151156][  T758]  ? stack_depot_save_flags+0x367/0x770
[   78.151290][  T758]  ? __lock_acquire+0x508/0xc10
[   78.151419][  T758]  ? lock_acquire.part.0+0xbc/0x260
[   78.151547][  T758]  ? rtnl_newlink+0x883/0xea0
[   78.151675][  T758]  ? rcu_is_watching+0x15/0xd0
[   78.151804][  T758]  ? lock_acquire+0x134/0x160
[   78.151930][  T758]  ? rcu_is_watching+0x15/0xd0
[   78.152059][  T758]  ? rcu_is_watching+0x15/0xd0
[   78.152194][  T758]  ? trace_contention_end+0xb3/0x1a0
[   78.152328][  T758]  ? __mutex_lock+0x1db/0x2010
[   78.152456][  T758]  ? __mutex_lock+0x9b2/0x2010
[   78.152583][  T758]  ? rtnl_newlink+0x883/0xea0
[   78.152715][  T758]  ? __rtnl_newlink+0x3fa/0xa50
[   78.152845][  T758]  rtnl_newlink+0x8d1/0xea0
[   78.152978][  T758]  ? lock_acquire.part.0+0xbc/0x260
[   78.153111][  T758]  ? __rtnl_newlink+0xa50/0xa50
[   78.153247][  T758]  ? mark_usage+0x61/0x170
[   78.153377][  T758]  ? lock_acquire.part.0+0xbc/0x260
[   78.153504][  T758]  ? find_held_lock+0x2b/0x80
[   78.153632][  T758]  ? __rtnl_newlink+0xa50/0xa50
[   78.153761][  T758]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.153889][  T758]  ? __rtnl_newlink+0xa50/0xa50
[   78.154021][  T758]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.154157][  T758]  ? validate_chain+0x38b/0xc20
[   78.154290][  T758]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.154418][  T758]  ? __lock_acquire+0x508/0xc10
[   78.154548][  T758]  ? lock_acquire.part.0+0xbc/0x260
[   78.154676][  T758]  ? find_held_lock+0x2b/0x80
[   78.154806][  T758]  netlink_rcv_skb+0x14e/0x3a0
[   78.154936][  T758]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.155067][  T758]  ? netlink_ack+0xcd0/0xcd0
[   78.155212][  T758]  ? netlink_deliver_tap+0xc5/0x330
[   78.155353][  T758]  ? netlink_deliver_tap+0x13c/0x330
[   78.155485][  T758]  netlink_unicast+0x486/0x750
[   78.155616][  T758]  ? netlink_attachskb+0x810/0x810
[   78.155746][  T758]  ? __lock_acquire+0x508/0xc10
[   78.155876][  T758]  netlink_sendmsg+0x735/0xc60
[   78.156007][  T758]  ? netlink_unicast+0x750/0x750
[   78.156145][  T758]  ? __might_fault+0x97/0x140
[   78.156280][  T758]  ____sys_sendmsg+0x419/0x850
[   78.156409][  T758]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.156538][  T758]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.156697][  T758]  ? move_addr_to_kernel+0x40/0x40
[   78.156828][  T758]  ? stack_depot_save_flags+0x367/0x770
[   78.156957][  T758]  ? validate_chain+0x38b/0xc20
[   78.157088][  T758]  ___sys_sendmsg+0x14e/0x1d0
[   78.157230][  T758]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.157391][  T758]  ? copy_msghdr_from_user+0x460/0x460
[   78.157530][  T758]  __sys_sendmsg+0x145/0x1f0
[   78.157659][  T758]  ? __sys_sendmsg_sock+0x20/0x20
[   78.157787][  T758]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.157949][  T758]  ? do_raw_spin_unlock+0x59/0x250
[   78.158080][  T758]  ? rcu_is_watching+0x15/0xd0
[   78.158220][  T758]  do_syscall_64+0x117/0xfc0
[   78.158360][  T758]  ? trace_hardirqs_off+0xd/0x30
[   78.158491][  T758]  ? exc_page_fault+0xee/0x100
[   78.158620][  T758]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.158778][  T758] RIP: 0033:0x7f633bcc908e
[   78.158913][  T758] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.159382][  T758] RSP: 002b:00007fff73041430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.159576][  T758] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f633bcc908e
[   78.159767][  T758] RDX: 0000000000000000 RSI: 00007fff730414e0 RDI: 0000000000000005
[   78.159959][  T758] RBP: 00007fff73041440 R08: 0000000000000000 R09: 0000000000000000
[   78.160154][  T758] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b2
[   78.160355][  T758] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff73041bb0
[   78.160552][  T758]  </TASK>
[   78.160649][  T758] irq event stamp: 17791
[   78.160746][  T758] hardirqs last  enabled at (17799): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.160967][  T758] hardirqs last disabled at (17806): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.161193][  T758] softirqs last  enabled at (17086): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.161421][  T758] softirqs last disabled at (16035): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.161644][  T758] ---[ end trace 0000000000000000 ]---
[   78.188107][  T759] ------------[ cut here ]------------
[   78.188272][  T759] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/759
[   78.188502][  T759] CPU: 3 UID: 0 PID: 759 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.188763][  T759] Tainted: [W]=WARN
[   78.188862][  T759] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.189027][  T759] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.189206][  T759] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.189688][  T759] RSP: 0018:ffa0000001de7050 EFLAGS: 00010286
[   78.189854][  T759] RAX: 00000000ffffffa6 RBX: ff11000010116c80 RCX: 1ff40000003bcdd0
[   78.190053][  T759] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010116d38
[   78.190264][  T759] RBP: ff11000010f09000 R08: 1fe2200002022da8 R09: ff11000013b6d180
[   78.190462][  T759] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   78.190659][  T759] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   78.190857][  T759] FS:  00007f0940a29840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   78.191087][  T759] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.191272][  T759] CR2: 00007f0940db1900 CR3: 0000000016057001 CR4: 0000000000771ef0
[   78.191473][  T759] PKRU: 55555554
[   78.191571][  T759] Call Trace:
[   78.191668][  T759]  <TASK>
[   78.191736][  T759]  ? rcu_is_watching+0x15/0xd0
[   78.191868][  T759]  rtnetlink_event+0xe0/0x1f0
[   78.191999][  T759]  notifier_call_chain+0xb0/0x320
[   78.192138][  T759]  netif_set_mac_address+0x2dd/0x410
[   78.192274][  T759]  ? rcu_is_watching+0x15/0xd0
[   78.192404][  T759]  ? netif_set_group+0x70/0x70
[   78.192535][  T759]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   78.192707][  T759]  ? is_bpf_text_address+0x72/0x110
[   78.192842][  T759]  do_setlink.isra.0+0x706/0x2750
[   78.192975][  T759]  ? rtnl_link_get_size+0x350/0x350
[   78.193113][  T759]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   78.193284][  T759]  ? rcu_read_lock_any_held+0x3c/0x90
[   78.193414][  T759]  ? validate_chain+0x38b/0xc20
[   78.193544][  T759]  ? rcu_read_lock_any_held+0x66/0x90
[   78.193675][  T759]  ? stack_depot_save_flags+0x367/0x770
[   78.193808][  T759]  ? __lock_acquire+0x508/0xc10
[   78.193940][  T759]  ? lock_acquire.part.0+0xbc/0x260
[   78.194069][  T759]  ? rtnl_newlink+0x883/0xea0
[   78.194215][  T759]  ? rcu_is_watching+0x15/0xd0
[   78.194351][  T759]  ? lock_acquire+0x134/0x160
[   78.194479][  T759]  ? rcu_is_watching+0x15/0xd0
[   78.194607][  T759]  ? rcu_is_watching+0x15/0xd0
[   78.194736][  T759]  ? trace_contention_end+0xb3/0x1a0
[   78.194868][  T759]  ? __mutex_lock+0x1db/0x2010
[   78.194997][  T759]  ? __mutex_lock+0x9b2/0x2010
[   78.195132][  T759]  ? rtnl_newlink+0x883/0xea0
[   78.195277][  T759]  ? __rtnl_newlink+0x3fa/0xa50
[   78.195411][  T759]  rtnl_newlink+0x8d1/0xea0
[   78.195543][  T759]  ? lock_acquire.part.0+0xbc/0x260
[   78.195672][  T759]  ? __rtnl_newlink+0xa50/0xa50
[   78.195803][  T759]  ? mark_usage+0x61/0x170
[   78.195935][  T759]  ? lock_acquire.part.0+0xbc/0x260
[   78.196064][  T759]  ? find_held_lock+0x2b/0x80
[   78.196199][  T759]  ? __rtnl_newlink+0xa50/0xa50
[   78.196334][  T759]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.196465][  T759]  ? __rtnl_newlink+0xa50/0xa50
[   78.196593][  T759]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.196721][  T759]  ? validate_chain+0x38b/0xc20
[   78.196851][  T759]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.196979][  T759]  ? __lock_acquire+0x508/0xc10
[   78.197112][  T759]  ? lock_acquire.part.0+0xbc/0x260
[   78.197245][  T759]  ? find_held_lock+0x2b/0x80
[   78.197374][  T759]  netlink_rcv_skb+0x14e/0x3a0
[   78.197502][  T759]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.197632][  T759]  ? netlink_ack+0xcd0/0xcd0
[   78.197764][  T759]  ? netlink_deliver_tap+0xc5/0x330
[   78.197894][  T759]  ? netlink_deliver_tap+0x13c/0x330
[   78.198024][  T759]  netlink_unicast+0x486/0x750
[   78.198164][  T759]  ? netlink_attachskb+0x810/0x810
[   78.198297][  T759]  ? __lock_acquire+0x508/0xc10
[   78.198425][  T759]  netlink_sendmsg+0x735/0xc60
[   78.198554][  T759]  ? netlink_unicast+0x750/0x750
[   78.198682][  T759]  ? __might_fault+0x97/0x140
[   78.198813][  T759]  ____sys_sendmsg+0x419/0x850
[   78.198945][  T759]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.199074][  T759]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.199243][  T759]  ? move_addr_to_kernel+0x40/0x40
[   78.199389][  T759]  ? stack_depot_save_flags+0x367/0x770
[   78.199520][  T759]  ? validate_chain+0x38b/0xc20
[   78.199651][  T759]  ___sys_sendmsg+0x14e/0x1d0
[   78.199782][  T759]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.199942][  T759]  ? copy_msghdr_from_user+0x460/0x460
[   78.200082][  T759]  __sys_sendmsg+0x145/0x1f0
[   78.200217][  T759]  ? __sys_sendmsg_sock+0x20/0x20
[   78.200350][  T759]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.200513][  T759]  ? do_raw_spin_unlock+0x59/0x250
[   78.200641][  T759]  ? rcu_is_watching+0x15/0xd0
[   78.200772][  T759]  do_syscall_64+0x117/0xfc0
[   78.200901][  T759]  ? trace_hardirqs_off+0xd/0x30
[   78.201031][  T759]  ? exc_page_fault+0xee/0x100
[   78.201166][  T759]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.201333][  T759] RIP: 0033:0x7f0940c6308e
[   78.201468][  T759] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.201939][  T759] RSP: 002b:00007fff3aab37a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.202139][  T759] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0940c6308e
[   78.202337][  T759] RDX: 0000000000000000 RSI: 00007fff3aab3850 RDI: 0000000000000005
[   78.202531][  T759] RBP: 00007fff3aab37b0 R08: 0000000000000000 R09: 0000000000000000
[   78.202726][  T759] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b2
[   78.202920][  T759] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3aab3f20
[   78.203120][  T759]  </TASK>
[   78.203217][  T759] irq event stamp: 18367
[   78.203322][  T759] hardirqs last  enabled at (18375): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.203548][  T759] hardirqs last disabled at (18382): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.203773][  T759] softirqs last  enabled at (17778): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.203997][  T759] softirqs last disabled at (17773): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.204231][  T759] ---[ end trace 0000000000000000 ]---
[   78.235923][  T760] ------------[ cut here ]------------
[   78.236075][  T760] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/760
[   78.236328][  T760] CPU: 0 UID: 0 PID: 760 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.236587][  T760] Tainted: [W]=WARN
[   78.236684][  T760] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.236847][  T760] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.237016][  T760] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.237490][  T760] RSP: 0018:ffa0000001df7050 EFLAGS: 00010286
[   78.237655][  T760] RAX: 00000000ffffffa6 RBX: ff11000015e39540 RCX: 1ff40000003bedd0
[   78.237848][  T760] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e395f8
[   78.238040][  T760] RBP: ff11000004ca4000 R08: 1fe2200002bc72c0 R09: ff11000013bc2e80
[   78.238242][  T760] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   78.238436][  T760] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   78.238630][  T760] FS:  00007fc929e67840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   78.238857][  T760] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.239022][  T760] CR2: 0000000033889988 CR3: 00000000161d7005 CR4: 0000000000771ef0
[   78.239255][  T760] PKRU: 55555554
[   78.239354][  T760] Call Trace:
[   78.239451][  T760]  <TASK>
[   78.239517][  T760]  ? rcu_is_watching+0x15/0xd0
[   78.239646][  T760]  rtnetlink_event+0xe0/0x1f0
[   78.239776][  T760]  notifier_call_chain+0xb0/0x320
[   78.239907][  T760]  netif_set_mac_address+0x2dd/0x410
[   78.240038][  T760]  ? rcu_is_watching+0x15/0xd0
[   78.240175][  T760]  ? netif_set_group+0x70/0x70
[   78.240335][  T760]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   78.240498][  T760]  ? is_bpf_text_address+0x72/0x110
[   78.240629][  T760]  do_setlink.isra.0+0x706/0x2750
[   78.240761][  T760]  ? rtnl_link_get_size+0x350/0x350
[   78.240891][  T760]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   78.241051][  T760]  ? rcu_read_lock_any_held+0x3c/0x90
[   78.241186][  T760]  ? validate_chain+0x38b/0xc20
[   78.241332][  T760]  ? rcu_read_lock_any_held+0x66/0x90
[   78.241460][  T760]  ? stack_depot_save_flags+0x367/0x770
[   78.241590][  T760]  ? __lock_acquire+0x508/0xc10
[   78.241719][  T760]  ? lock_acquire.part.0+0xbc/0x260
[   78.241848][  T760]  ? rtnl_newlink+0x883/0xea0
[   78.241977][  T760]  ? rcu_is_watching+0x15/0xd0
[   78.242111][  T760]  ? lock_acquire+0x134/0x160
[   78.242245][  T760]  ? rcu_is_watching+0x15/0xd0
[   78.242372][  T760]  ? rcu_is_watching+0x15/0xd0
[   78.242500][  T760]  ? trace_contention_end+0xb3/0x1a0
[   78.242629][  T760]  ? __mutex_lock+0x1db/0x2010
[   78.242758][  T760]  ? __mutex_lock+0x9b2/0x2010
[   78.242886][  T760]  ? rtnl_newlink+0x883/0xea0
[   78.243020][  T760]  ? __rtnl_newlink+0x3fa/0xa50
[   78.243160][  T760]  rtnl_newlink+0x8d1/0xea0
[   78.243302][  T760]  ? lock_acquire.part.0+0xbc/0x260
[   78.243430][  T760]  ? __rtnl_newlink+0xa50/0xa50
[   78.243559][  T760]  ? mark_usage+0x61/0x170
[   78.243689][  T760]  ? lock_acquire.part.0+0xbc/0x260
[   78.243815][  T760]  ? find_held_lock+0x2b/0x80
[   78.243945][  T760]  ? __rtnl_newlink+0xa50/0xa50
[   78.244074][  T760]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.244207][  T760]  ? __rtnl_newlink+0xa50/0xa50
[   78.244341][  T760]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.244489][  T760]  ? validate_chain+0x38b/0xc20
[   78.244615][  T760]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.244741][  T760]  ? __lock_acquire+0x508/0xc10
[   78.244870][  T760]  ? lock_acquire.part.0+0xbc/0x260
[   78.245001][  T760]  ? find_held_lock+0x2b/0x80
[   78.245136][  T760]  netlink_rcv_skb+0x14e/0x3a0
[   78.245270][  T760]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.245422][  T760]  ? netlink_ack+0xcd0/0xcd0
[   78.245553][  T760]  ? netlink_deliver_tap+0xc5/0x330
[   78.245694][  T760]  ? netlink_deliver_tap+0x13c/0x330
[   78.245849][  T760]  netlink_unicast+0x486/0x750
[   78.245979][  T760]  ? netlink_attachskb+0x810/0x810
[   78.246113][  T760]  ? __lock_acquire+0x508/0xc10
[   78.246247][  T760]  netlink_sendmsg+0x735/0xc60
[   78.246378][  T760]  ? netlink_unicast+0x750/0x750
[   78.246508][  T760]  ? __might_fault+0x97/0x140
[   78.246637][  T760]  ____sys_sendmsg+0x419/0x850
[   78.246766][  T760]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.246893][  T760]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.247054][  T760]  ? move_addr_to_kernel+0x40/0x40
[   78.247189][  T760]  ? stack_depot_save_flags+0x367/0x770
[   78.247325][  T760]  ? validate_chain+0x38b/0xc20
[   78.247455][  T760]  ___sys_sendmsg+0x14e/0x1d0
[   78.247586][  T760]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.247747][  T760]  ? copy_msghdr_from_user+0x460/0x460
[   78.247886][  T760]  __sys_sendmsg+0x145/0x1f0
[   78.248017][  T760]  ? __sys_sendmsg_sock+0x20/0x20
[   78.248152][  T760]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.248320][  T760]  ? do_raw_spin_unlock+0x59/0x250
[   78.248448][  T760]  ? rcu_is_watching+0x15/0xd0
[   78.248576][  T760]  do_syscall_64+0x117/0xfc0
[   78.248703][  T760]  ? trace_hardirqs_off+0xd/0x30
[   78.248833][  T760]  ? exc_page_fault+0xee/0x100
[   78.248962][  T760]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.249131][  T760] RIP: 0033:0x7fc92a0a108e
[   78.249271][  T760] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.249732][  T760] RSP: 002b:00007ffe1de138f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.249930][  T760] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc92a0a108e
[   78.250144][  T760] RDX: 0000000000000000 RSI: 00007ffe1de139a0 RDI: 0000000000000005
[   78.250375][  T760] RBP: 00007ffe1de13900 R08: 0000000000000000 R09: 0000000000000000
[   78.250566][  T760] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b2
[   78.250761][  T760] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1de14070
[   78.250958][  T760]  </TASK>
[   78.251055][  T760] irq event stamp: 22587
[   78.251159][  T760] hardirqs last  enabled at (22597): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.251390][  T760] hardirqs last disabled at (22604): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.251614][  T760] softirqs last  enabled at (22542): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.251840][  T760] softirqs last disabled at (22537): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.252062][  T760] ---[ end trace 0000000000000000 ]---
[   78.294289][  T761] vethA: entered promiscuous mode
[   78.294512][  T761] ------------[ cut here ]------------
[   78.294653][  T761] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/761
[   78.294900][  T761] CPU: 0 UID: 0 PID: 761 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.295190][  T761] Tainted: [W]=WARN
[   78.295304][  T761] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.295478][  T761] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.295660][  T761] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.296170][  T761] RSP: 0018:ffa0000001e06fb0 EFLAGS: 00010286
[   78.296355][  T761] RAX: 00000000ffffffa6 RBX: ff11000015e3d540 RCX: 1ff40000003c0dbc
[   78.296565][  T761] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3d5f8
[   78.296777][  T761] RBP: ff11000010469000 R08: 1fe2200002bc7ac0 R09: ff11000015b40b80
[   78.296990][  T761] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   78.297207][  T761] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010469000
[   78.297425][  T761] FS:  00007f026a49d840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   78.297673][  T761] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.297854][  T761] CR2: 000000003bb279e8 CR3: 0000000013d65001 CR4: 0000000000771ef0
[   78.298065][  T761] PKRU: 55555554
[   78.298177][  T761] Call Trace:
[   78.298288][  T761]  <TASK>
[   78.298363][  T761]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   78.298507][  T761]  ? netlink_sendmsg+0x735/0xc60
[   78.298648][  T761]  rtmsg_ifinfo+0x5c/0xb0
[   78.298754][  T761]  __dev_notify_flags+0x1b8/0x280
[   78.298895][  T761]  ? netdev_info+0xe2/0x116
[   78.299038][  T761]  ? netdev_notice+0x120/0x120
[   78.299183][  T761]  ? netif_change_name+0x8c0/0x8c0
[   78.299336][  T761]  __dev_set_promiscuity+0x194/0x230
[   78.299480][  T761]  netif_set_promiscuity+0x4c/0xc0
[   78.299622][  T761]  dev_set_promiscuity+0x9d/0x150
[   78.299765][  T761]  hsr_add_port+0x48c/0xb60
[   78.299910][  T761]  ? hsr_port_exists+0x60/0x60
[   78.300052][  T761]  ? timer_init_key+0x10d/0x280
[   78.300205][  T761]  hsr_dev_finalize+0x6e8/0xc00
[   78.300355][  T761]  ? alloc_netdev_mqs+0xed0/0x1490
[   78.300496][  T761]  hsr_newlink+0x3b0/0x980
[   78.300639][  T761]  ? hsr_dellink+0x90/0x90
[   78.300782][  T761]  ? rtnl_create_link+0x169/0xf20
[   78.300925][  T761]  ? nla_strscpy+0xe3/0x180
[   78.301070][  T761]  rtnl_newlink_create+0x2da/0x780
[   78.301219][  T761]  ? rtnl_create_link+0xf20/0xf20
[   78.301369][  T761]  ? __dev_get_by_name+0x12/0x50
[   78.301513][  T761]  ? rtnl_dev_get+0xd7/0x170
[   78.301661][  T761]  __rtnl_newlink+0x22b/0xa50
[   78.301810][  T761]  rtnl_newlink+0x8d1/0xea0
[   78.301953][  T761]  ? lock_acquire.part.0+0xbc/0x260
[   78.302103][  T761]  ? __rtnl_newlink+0xa50/0xa50
[   78.302250][  T761]  ? mark_usage+0x61/0x170
[   78.302398][  T761]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.302541][  T761]  ? __rtnl_newlink+0xa50/0xa50
[   78.302685][  T761]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.302828][  T761]  ? validate_chain+0x38b/0xc20
[   78.302971][  T761]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.303120][  T761]  ? __lock_acquire+0x508/0xc10
[   78.303275][  T761]  ? lock_acquire.part.0+0xbc/0x260
[   78.303418][  T761]  ? find_held_lock+0x2b/0x80
[   78.303564][  T761]  netlink_rcv_skb+0x14e/0x3a0
[   78.303708][  T761]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.303851][  T761]  ? netlink_ack+0xcd0/0xcd0
[   78.303999][  T761]  ? netlink_deliver_tap+0xc5/0x330
[   78.304147][  T761]  ? netlink_deliver_tap+0x13c/0x330
[   78.304298][  T761]  netlink_unicast+0x486/0x750
[   78.304442][  T761]  ? netlink_attachskb+0x810/0x810
[   78.304584][  T761]  ? __lock_acquire+0x508/0xc10
[   78.304728][  T761]  netlink_sendmsg+0x735/0xc60
[   78.304871][  T761]  ? netlink_unicast+0x750/0x750
[   78.305015][  T761]  ? __might_fault+0x97/0x140
[   78.305166][  T761]  ____sys_sendmsg+0x419/0x850
[   78.305316][  T761]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.305459][  T761]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.305635][  T761]  ? move_addr_to_kernel+0x40/0x40
[   78.305778][  T761]  ? stack_depot_save_flags+0x367/0x770
[   78.305921][  T761]  ? validate_chain+0x38b/0xc20
[   78.306065][  T761]  ___sys_sendmsg+0x14e/0x1d0
[   78.306215][  T761]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.306398][  T761]  ? copy_msghdr_from_user+0x460/0x460
[   78.306551][  T761]  __sys_sendmsg+0x145/0x1f0
[   78.306694][  T761]  ? __sys_sendmsg_sock+0x20/0x20
[   78.306836][  T761]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.307015][  T761]  ? do_raw_spin_unlock+0x59/0x250
[   78.307166][  T761]  ? rcu_is_watching+0x15/0xd0
[   78.307319][  T761]  do_syscall_64+0x117/0xfc0
[   78.307463][  T761]  ? trace_hardirqs_off+0xd/0x30
[   78.307606][  T761]  ? exc_page_fault+0xee/0x100
[   78.307749][  T761]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.307925][  T761] RIP: 0033:0x7f026a6d708e
[   78.308074][  T761] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.308594][  T761] RSP: 002b:00007fff2af3bad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.308809][  T761] RAX: ffffffffffffffda RBX: 00007fff2af3c280 RCX: 00007f026a6d708e
[   78.309019][  T761] RDX: 0000000000000000 RSI: 00007fff2af3bb80 RDI: 0000000000000005
[   78.309243][  T761] RBP: 00007fff2af3bae0 R08: 0000000000000000 R09: 0000000000000000
[   78.309454][  T761] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   78.309665][  T761] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2af3c250
[   78.309880][  T761]  </TASK>
[   78.309986][  T761] irq event stamp: 33105
[   78.310093][  T761] hardirqs last  enabled at (33113): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.310356][  T761] hardirqs last disabled at (33122): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.310604][  T761] softirqs last  enabled at (32304): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   78.310852][  T761] softirqs last disabled at (32302): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   78.311105][  T761] ---[ end trace 0000000000000000 ]---
[   78.311488][  T761] ------------[ cut here ]------------
[   78.311624][  T761] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/761
[   78.311860][  T761] CPU: 0 UID: 0 PID: 761 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.312142][  T761] Tainted: [W]=WARN
[   78.312254][  T761] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.312428][  T761] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.312606][  T761] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.313102][  T761] RSP: 0018:ffa0000001e06f90 EFLAGS: 00010286
[   78.313283][  T761] RAX: 00000000ffffffa6 RBX: ff11000015e3ce40 RCX: 1ff40000003c0db8
[   78.313488][  T761] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3cef8
[   78.313694][  T761] RBP: ff11000010469000 R08: 1fe2200002bc79e0 R09: ff11000015b40b80
[   78.313900][  T761] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   78.314113][  T761] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   78.314324][  T761] FS:  00007f026a49d840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   78.314567][  T761] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.314741][  T761] CR2: 000000003bb279e8 CR3: 0000000013d65001 CR4: 0000000000771ef0
[   78.314963][  T761] PKRU: 55555554
[   78.315069][  T761] Call Trace:
[   78.315179][  T761]  <TASK>
[   78.315259][  T761]  ? rcu_is_watching+0x15/0xd0
[   78.315399][  T761]  rtnetlink_event+0xe0/0x1f0
[   78.315542][  T761]  notifier_call_chain+0xb0/0x320
[   78.315685][  T761]  __netdev_upper_dev_link+0x3a5/0x590
[   78.315827][  T761]  ? netdev_wait_allrefs_any+0x570/0x570
[   78.315970][  T761]  ? do_raw_spin_lock+0x131/0x280
[   78.316114][  T761]  ? find_held_lock+0x2b/0x80
[   78.316263][  T761]  netdev_master_upper_dev_link+0x86/0xb0
[   78.316403][  T761]  ? netdev_upper_dev_link+0xb0/0xb0
[   78.316541][  T761]  ? lockdep_rtnl_is_held+0x1a/0x20
[   78.316681][  T761]  ? hsr_port_get_hsr+0x9c/0x150
[   78.316821][  T761]  hsr_add_port+0x4eb/0xb60
[   78.316963][  T761]  ? hsr_port_exists+0x60/0x60
[   78.317111][  T761]  ? timer_init_key+0x10d/0x280
[   78.317256][  T761]  hsr_dev_finalize+0x6e8/0xc00
[   78.317398][  T761]  ? alloc_netdev_mqs+0xed0/0x1490
[   78.317537][  T761]  hsr_newlink+0x3b0/0x980
[   78.317677][  T761]  ? hsr_dellink+0x90/0x90
[   78.317815][  T761]  ? rtnl_create_link+0x169/0xf20
[   78.317957][  T761]  ? nla_strscpy+0xe3/0x180
[   78.318103][  T761]  rtnl_newlink_create+0x2da/0x780
[   78.318249][  T761]  ? rtnl_create_link+0xf20/0xf20
[   78.318390][  T761]  ? __dev_get_by_name+0x12/0x50
[   78.318532][  T761]  ? rtnl_dev_get+0xd7/0x170
[   78.318678][  T761]  __rtnl_newlink+0x22b/0xa50
[   78.318821][  T761]  rtnl_newlink+0x8d1/0xea0
[   78.318962][  T761]  ? lock_acquire.part.0+0xbc/0x260
[   78.319107][  T761]  ? __rtnl_newlink+0xa50/0xa50
[   78.319250][  T761]  ? mark_usage+0x61/0x170
[   78.319393][  T761]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.319532][  T761]  ? __rtnl_newlink+0xa50/0xa50
[   78.319670][  T761]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.319807][  T761]  ? validate_chain+0x38b/0xc20
[   78.319945][  T761]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.320084][  T761]  ? __lock_acquire+0x508/0xc10
[   78.320237][  T761]  ? lock_acquire.part.0+0xbc/0x260
[   78.320379][  T761]  ? find_held_lock+0x2b/0x80
[   78.320519][  T761]  netlink_rcv_skb+0x14e/0x3a0
[   78.320657][  T761]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.320796][  T761]  ? netlink_ack+0xcd0/0xcd0
[   78.320937][  T761]  ? netlink_deliver_tap+0xc5/0x330
[   78.321075][  T761]  ? netlink_deliver_tap+0x13c/0x330
[   78.321220][  T761]  netlink_unicast+0x486/0x750
[   78.321365][  T761]  ? netlink_attachskb+0x810/0x810
[   78.321506][  T761]  ? __lock_acquire+0x508/0xc10
[   78.321647][  T761]  netlink_sendmsg+0x735/0xc60
[   78.321788][  T761]  ? netlink_unicast+0x750/0x750
[   78.321929][  T761]  ? __might_fault+0x97/0x140
[   78.322069][  T761]  ____sys_sendmsg+0x419/0x850
[   78.322215][  T761]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.322360][  T761]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.322533][  T761]  ? move_addr_to_kernel+0x40/0x40
[   78.322673][  T761]  ? stack_depot_save_flags+0x367/0x770
[   78.322814][  T761]  ? validate_chain+0x38b/0xc20
[   78.322957][  T761]  ___sys_sendmsg+0x14e/0x1d0
[   78.323102][  T761]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.323284][  T761]  ? copy_msghdr_from_user+0x460/0x460
[   78.323435][  T761]  __sys_sendmsg+0x145/0x1f0
[   78.323577][  T761]  ? __sys_sendmsg_sock+0x20/0x20
[   78.323716][  T761]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.323892][  T761]  ? do_raw_spin_unlock+0x59/0x250
[   78.324032][  T761]  ? rcu_is_watching+0x15/0xd0
[   78.324180][  T761]  do_syscall_64+0x117/0xfc0
[   78.324325][  T761]  ? trace_hardirqs_off+0xd/0x30
[   78.324466][  T761]  ? exc_page_fault+0xee/0x100
[   78.324606][  T761]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.324781][  T761] RIP: 0033:0x7f026a6d708e
[   78.324926][  T761] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.325446][  T761] RSP: 002b:00007fff2af3bad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.325671][  T761] RAX: ffffffffffffffda RBX: 00007fff2af3c280 RCX: 00007f026a6d708e
[   78.325880][  T761] RDX: 0000000000000000 RSI: 00007fff2af3bb80 RDI: 0000000000000005
[   78.326088][  T761] RBP: 00007fff2af3bae0 R08: 0000000000000000 R09: 0000000000000000
[   78.326307][  T761] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   78.326515][  T761] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2af3c250
[   78.326726][  T761]  </TASK>
[   78.326837][  T761] irq event stamp: 34065
[   78.326943][  T761] hardirqs last  enabled at (34073): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.327189][  T761] hardirqs last disabled at (34082): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.327449][  T761] softirqs last  enabled at (33256): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   78.327697][  T761] softirqs last disabled at (33254): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   78.327946][  T761] ---[ end trace 0000000000000000 ]---
[   78.328185][  T761] ------------[ cut here ]------------
[   78.328336][  T761] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/761
[   78.328580][  T761] CPU: 0 UID: 0 PID: 761 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.328870][  T761] Tainted: [W]=WARN
[   78.328979][  T761] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.329163][  T761] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.329354][  T761] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.329857][  T761] RSP: 0018:ffa0000001e06f10 EFLAGS: 00010286
[   78.330038][  T761] RAX: 00000000ffffffa6 RBX: ff11000015e3d000 RCX: 1ff40000003c0da8
[   78.330257][  T761] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3d0b8
[   78.330469][  T761] RBP: ff110000158c1000 R08: 1fe2200002bc7a18 R09: ff11000015b40b80
[   78.330679][  T761] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   78.330888][  T761] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   78.331104][  T761] FS:  00007f026a49d840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   78.331355][  T761] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.331530][  T761] CR2: 000000003bb279e8 CR3: 0000000013d65001 CR4: 0000000000771ef0
[   78.331740][  T761] PKRU: 55555554
[   78.331845][  T761] Call Trace:
[   78.331951][  T761]  <TASK>
[   78.332022][  T761]  ? rcu_is_watching+0x15/0xd0
[   78.332167][  T761]  rtnetlink_event+0xe0/0x1f0
[   78.332311][  T761]  notifier_call_chain+0xb0/0x320
[   78.332454][  T761]  netif_set_mtu_ext+0x354/0x5f0
[   78.332595][  T761]  ? dev_validate_mtu+0x180/0x180
[   78.332737][  T761]  ? __netdev_update_features+0x4b0/0xdf0
[   78.332879][  T761]  netif_set_mtu+0x85/0xe0
[   78.333020][  T761]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   78.333170][  T761]  dev_set_mtu+0x9d/0x150
[   78.333289][  T761]  ? dev_disable_lro+0x95/0x140
[   78.333431][  T761]  hsr_add_port+0x6e3/0xb60
[   78.333576][  T761]  ? hsr_port_exists+0x60/0x60
[   78.333716][  T761]  ? timer_init_key+0x10d/0x280
[   78.333858][  T761]  hsr_dev_finalize+0x6e8/0xc00
[   78.333999][  T761]  ? alloc_netdev_mqs+0xed0/0x1490
[   78.334144][  T761]  hsr_newlink+0x3b0/0x980
[   78.334291][  T761]  ? hsr_dellink+0x90/0x90
[   78.334431][  T761]  ? rtnl_create_link+0x169/0xf20
[   78.334570][  T761]  ? nla_strscpy+0xe3/0x180
[   78.334712][  T761]  rtnl_newlink_create+0x2da/0x780
[   78.334852][  T761]  ? rtnl_create_link+0xf20/0xf20
[   78.334990][  T761]  ? __dev_get_by_name+0x12/0x50
[   78.335136][  T761]  ? rtnl_dev_get+0xd7/0x170
[   78.335287][  T761]  __rtnl_newlink+0x22b/0xa50
[   78.335431][  T761]  rtnl_newlink+0x8d1/0xea0
[   78.335575][  T761]  ? lock_acquire.part.0+0xbc/0x260
[   78.335717][  T761]  ? __rtnl_newlink+0xa50/0xa50
[   78.335858][  T761]  ? mark_usage+0x61/0x170
[   78.336000][  T761]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.336149][  T761]  ? __rtnl_newlink+0xa50/0xa50
[   78.336297][  T761]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.336437][  T761]  ? validate_chain+0x38b/0xc20
[   78.336578][  T761]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.336717][  T761]  ? __lock_acquire+0x508/0xc10
[   78.336859][  T761]  ? lock_acquire.part.0+0xbc/0x260
[   78.336996][  T761]  ? find_held_lock+0x2b/0x80
[   78.337140][  T761]  netlink_rcv_skb+0x14e/0x3a0
[   78.337294][  T761]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.337437][  T761]  ? netlink_ack+0xcd0/0xcd0
[   78.337578][  T761]  ? netlink_deliver_tap+0xc5/0x330
[   78.337814][  T761]  ? netlink_deliver_tap+0x13c/0x330
[   78.337956][  T761]  netlink_unicast+0x486/0x750
[   78.338102][  T761]  ? netlink_attachskb+0x810/0x810
[   78.338245][  T761]  ? __lock_acquire+0x508/0xc10
[   78.338480][  T761]  netlink_sendmsg+0x735/0xc60
[   78.338618][  T761]  ? netlink_unicast+0x750/0x750
[   78.338757][  T761]  ? __might_fault+0x97/0x140
[   78.338897][  T761]  ____sys_sendmsg+0x419/0x850
[   78.339134][  T761]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.339278][  T761]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.339452][  T761]  ? move_addr_to_kernel+0x40/0x40
[   78.339685][  T761]  ? stack_depot_save_flags+0x367/0x770
[   78.339822][  T761]  ? validate_chain+0x38b/0xc20
[   78.339960][  T761]  ___sys_sendmsg+0x14e/0x1d0
[   78.340102][  T761]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.340374][  T761]  ? copy_msghdr_from_user+0x460/0x460
[   78.340522][  T761]  __sys_sendmsg+0x145/0x1f0
[   78.340662][  T761]  ? __sys_sendmsg_sock+0x20/0x20
[   78.340800][  T761]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.341071][  T761]  ? do_raw_spin_unlock+0x59/0x250
[   78.341219][  T761]  ? rcu_is_watching+0x15/0xd0
[   78.341371][  T761]  do_syscall_64+0x117/0xfc0
[   78.341510][  T761]  ? trace_hardirqs_off+0xd/0x30
[   78.341745][  T761]  ? exc_page_fault+0xee/0x100
[   78.341888][  T761]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.342062][  T761] RIP: 0033:0x7f026a6d708e
[   78.342335][  T761] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.342829][  T761] RSP: 002b:00007fff2af3bad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.343140][  T761] RAX: ffffffffffffffda RBX: 00007fff2af3c280 RCX: 00007f026a6d708e
[   78.343356][  T761] RDX: 0000000000000000 RSI: 00007fff2af3bb80 RDI: 0000000000000005
[   78.343565][  T761] RBP: 00007fff2af3bae0 R08: 0000000000000000 R09: 0000000000000000
[   78.343869][  T761] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   78.344081][  T761] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2af3c250
[   78.344400][  T761]  </TASK>
[   78.344502][  T761] irq event stamp: 34953
[   78.344607][  T761] hardirqs last  enabled at (34961): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.344847][  T761] hardirqs last disabled at (34968): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.345191][  T761] softirqs last  enabled at (34150): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   78.345437][  T761] softirqs last disabled at (34148): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   78.345772][  T761] ---[ end trace 0000000000000000 ]---
[   78.345955][  T761] vethB: entered promiscuous mode
[   78.346148][  T761] ------------[ cut here ]------------
[   78.346395][  T761] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/761
[   78.346636][  T761] CPU: 0 UID: 0 PID: 761 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.347019][  T761] Tainted: [W]=WARN
[   78.347137][  T761] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.347324][  T761] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.347507][  T761] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.348123][  T761] RSP: 0018:ffa0000001e06fb0 EFLAGS: 00010286
[   78.348438][  T761] RAX: 00000000ffffffa6 RBX: ff11000015e3cac0 RCX: 1ff40000003c0dbc
[   78.348661][  T761] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3cb78
[   78.348872][  T761] RBP: ff11000010f71000 R08: 1fe2200002bc7970 R09: ff11000015b40b80
[   78.349188][  T761] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   78.349407][  T761] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f71000
[   78.349624][  T761] FS:  00007f026a49d840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   78.349969][  T761] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.350150][  T761] CR2: 000000003bb279e8 CR3: 0000000013d65001 CR4: 0000000000771ef0
[   78.350466][  T761] PKRU: 55555554
[   78.350572][  T761] Call Trace:
[   78.350679][  T761]  <TASK>
[   78.350752][  T761]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   78.350897][  T761]  ? netlink_sendmsg+0x735/0xc60
[   78.351140][  T761]  rtmsg_ifinfo+0x5c/0xb0
[   78.351252][  T761]  __dev_notify_flags+0x1b8/0x280
[   78.351394][  T761]  ? netdev_info+0xe2/0x116
[   78.351537][  T761]  ? netdev_notice+0x120/0x120
[   78.351678][  T761]  ? netif_change_name+0x8c0/0x8c0
[   78.351920][  T761]  __dev_set_promiscuity+0x194/0x230
[   78.352065][  T761]  netif_set_promiscuity+0x4c/0xc0
[   78.352213][  T761]  dev_set_promiscuity+0x9d/0x150
[   78.352360][  T761]  hsr_add_port+0x48c/0xb60
[   78.352596][  T761]  ? hsr_port_exists+0x60/0x60
[   78.352738][  T761]  ? timer_init_key+0x10d/0x280
[   78.352880][  T761]  hsr_dev_finalize+0x727/0xc00
[   78.353023][  T761]  ? alloc_netdev_mqs+0xed0/0x1490
[   78.353273][  T761]  hsr_newlink+0x3b0/0x980
[   78.353419][  T761]  ? hsr_dellink+0x90/0x90
[   78.353560][  T761]  ? rtnl_create_link+0x169/0xf20
[   78.353702][  T761]  ? nla_strscpy+0xe3/0x180
[   78.353941][  T761]  rtnl_newlink_create+0x2da/0x780
[   78.354082][  T761]  ? rtnl_create_link+0xf20/0xf20
[   78.354232][  T761]  ? __dev_get_by_name+0x12/0x50
[   78.354376][  T761]  ? rtnl_dev_get+0xd7/0x170
[   78.354618][  T761]  __rtnl_newlink+0x22b/0xa50
[   78.354764][  T761]  rtnl_newlink+0x8d1/0xea0
[   78.354906][  T761]  ? lock_acquire.part.0+0xbc/0x260
[   78.355047][  T761]  ? __rtnl_newlink+0xa50/0xa50
[   78.355294][  T761]  ? mark_usage+0x61/0x170
[   78.355439][  T761]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.355580][  T761]  ? __rtnl_newlink+0xa50/0xa50
[   78.355720][  T761]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.355957][  T761]  ? validate_chain+0x38b/0xc20
[   78.356103][  T761]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.356246][  T761]  ? __lock_acquire+0x508/0xc10
[   78.356390][  T761]  ? lock_acquire.part.0+0xbc/0x260
[   78.356628][  T761]  ? find_held_lock+0x2b/0x80
[   78.356771][  T761]  netlink_rcv_skb+0x14e/0x3a0
[   78.356914][  T761]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.357055][  T761]  ? netlink_ack+0xcd0/0xcd0
[   78.357311][  T761]  ? netlink_deliver_tap+0xc5/0x330
[   78.357454][  T761]  ? netlink_deliver_tap+0x13c/0x330
[   78.357598][  T761]  netlink_unicast+0x486/0x750
[   78.357742][  T761]  ? netlink_attachskb+0x810/0x810
[   78.357985][  T761]  ? __lock_acquire+0x508/0xc10
[   78.358134][  T761]  netlink_sendmsg+0x735/0xc60
[   78.358291][  T761]  ? netlink_unicast+0x750/0x750
[   78.358442][  T761]  ? __might_fault+0x97/0x140
[   78.358689][  T761]  ____sys_sendmsg+0x419/0x850
[   78.358832][  T761]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.358974][  T761]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.359156][  T761]  ? move_addr_to_kernel+0x40/0x40
[   78.359305][  T761]  ? stack_depot_save_flags+0x367/0x770
[   78.359447][  T761]  ? validate_chain+0x38b/0xc20
[   78.359591][  T761]  ___sys_sendmsg+0x14e/0x1d0
[   78.359833][  T761]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.360009][  T761]  ? copy_msghdr_from_user+0x460/0x460
[   78.360167][  T761]  __sys_sendmsg+0x145/0x1f0
[   78.360314][  T761]  ? __sys_sendmsg_sock+0x20/0x20
[   78.360552][  T761]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.360732][  T761]  ? do_raw_spin_unlock+0x59/0x250
[   78.360874][  T761]  ? rcu_is_watching+0x15/0xd0
[   78.361019][  T761]  do_syscall_64+0x117/0xfc0
[   78.361267][  T761]  ? trace_hardirqs_off+0xd/0x30
[   78.361410][  T761]  ? exc_page_fault+0xee/0x100
[   78.361553][  T761]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.361731][  T761] RIP: 0033:0x7f026a6d708e
[   78.361981][  T761] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.362615][  T761] RSP: 002b:00007fff2af3bad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.362829][  T761] RAX: ffffffffffffffda RBX: 00007fff2af3c280 RCX: 00007f026a6d708e
[   78.363039][  T761] RDX: 0000000000000000 RSI: 00007fff2af3bb80 RDI: 0000000000000005
[   78.363264][  T761] RBP: 00007fff2af3bae0 R08: 0000000000000000 R09: 0000000000000000
[   78.363481][  T761] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   78.363692][  T761] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2af3c250
[   78.364008][  T761]  </TASK>
[   78.364118][  T761] irq event stamp: 35883
[   78.364229][  T761] hardirqs last  enabled at (35891): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.364577][  T761] hardirqs last disabled at (35898): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.364824][  T761] softirqs last  enabled at (35812): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.365170][  T761] softirqs last disabled at (35807): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.365423][  T761] ---[ end trace 0000000000000000 ]---
[   78.365808][  T761] ------------[ cut here ]------------
[   78.366032][  T761] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/761
[   78.366287][  T761] CPU: 0 UID: 0 PID: 761 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.366662][  T761] Tainted: [W]=WARN
[   78.366766][  T761] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.366938][  T761] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.367638][  T761] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.368138][  T761] RSP: 0018:ffa0000001e06f90 EFLAGS: 00010286
[   78.368314][  T761] RAX: 00000000ffffffa6 RBX: ff11000015e3cc80 RCX: 1ff40000003c0db8
[   78.368520][  T761] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3cd38
[   78.368725][  T761] RBP: ff11000010f71000 R08: 1fe2200002bc79a8 R09: ff11000015b40b80
[   78.368931][  T761] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   78.369145][  T761] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   78.369357][  T761] FS:  00007f026a49d840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   78.369696][  T761] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.369880][  T761] CR2: 000000003bb279e8 CR3: 0000000013d65001 CR4: 0000000000771ef0
[   78.370190][  T761] PKRU: 55555554
[   78.370299][  T761] Call Trace:
[   78.370402][  T761]  <TASK>
[   78.370472][  T761]  ? rcu_is_watching+0x15/0xd0
[   78.370610][  T761]  rtnetlink_event+0xe0/0x1f0
[   78.370842][  T761]  notifier_call_chain+0xb0/0x320
[   78.370983][  T761]  __netdev_upper_dev_link+0x3a5/0x590
[   78.371127][  T761]  ? netdev_wait_allrefs_any+0x570/0x570
[   78.371274][  T761]  ? do_raw_spin_lock+0x131/0x280
[   78.371505][  T761]  ? find_held_lock+0x2b/0x80
[   78.371645][  T761]  netdev_master_upper_dev_link+0x86/0xb0
[   78.371784][  T761]  ? netdev_upper_dev_link+0xb0/0xb0
[   78.371923][  T761]  ? lockdep_rtnl_is_held+0x1a/0x20
[   78.372159][  T761]  ? hsr_port_get_hsr+0x9c/0x150
[   78.372302][  T761]  hsr_add_port+0x4eb/0xb60
[   78.372442][  T761]  ? hsr_port_exists+0x60/0x60
[   78.372581][  T761]  ? timer_init_key+0x10d/0x280
[   78.372815][  T761]  hsr_dev_finalize+0x727/0xc00
[   78.372956][  T761]  ? alloc_netdev_mqs+0xed0/0x1490
[   78.373093][  T761]  hsr_newlink+0x3b0/0x980
[   78.373241][  T761]  ? hsr_dellink+0x90/0x90
[   78.373472][  T761]  ? rtnl_create_link+0x169/0xf20
[   78.373610][  T761]  ? nla_strscpy+0xe3/0x180
[   78.373750][  T761]  rtnl_newlink_create+0x2da/0x780
[   78.373890][  T761]  ? rtnl_create_link+0xf20/0xf20
[   78.374128][  T761]  ? __dev_get_by_name+0x12/0x50
[   78.374273][  T761]  ? rtnl_dev_get+0xd7/0x170
[   78.374416][  T761]  __rtnl_newlink+0x22b/0xa50
[   78.374556][  T761]  rtnl_newlink+0x8d1/0xea0
[   78.374790][  T761]  ? lock_acquire.part.0+0xbc/0x260
[   78.374928][  T761]  ? __rtnl_newlink+0xa50/0xa50
[   78.375068][  T761]  ? mark_usage+0x61/0x170
[   78.375215][  T761]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.375456][  T761]  ? __rtnl_newlink+0xa50/0xa50
[   78.375594][  T761]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.375732][  T761]  ? validate_chain+0x38b/0xc20
[   78.375869][  T761]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.376105][  T761]  ? __lock_acquire+0x508/0xc10
[   78.376249][  T761]  ? lock_acquire.part.0+0xbc/0x260
[   78.376391][  T761]  ? find_held_lock+0x2b/0x80
[   78.376529][  T761]  netlink_rcv_skb+0x14e/0x3a0
[   78.376763][  T761]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.376902][  T761]  ? netlink_ack+0xcd0/0xcd0
[   78.377044][  T761]  ? netlink_deliver_tap+0xc5/0x330
[   78.377187][  T761]  ? netlink_deliver_tap+0x13c/0x330
[   78.377428][  T761]  netlink_unicast+0x486/0x750
[   78.377569][  T761]  ? netlink_attachskb+0x810/0x810
[   78.377709][  T761]  ? __lock_acquire+0x508/0xc10
[   78.377850][  T761]  netlink_sendmsg+0x735/0xc60
[   78.378084][  T761]  ? netlink_unicast+0x750/0x750
[   78.378237][  T761]  ? __might_fault+0x97/0x140
[   78.378377][  T761]  ____sys_sendmsg+0x419/0x850
[   78.378515][  T761]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.378748][  T761]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.378924][  T761]  ? move_addr_to_kernel+0x40/0x40
[   78.379063][  T761]  ? stack_depot_save_flags+0x367/0x770
[   78.379207][  T761]  ? validate_chain+0x38b/0xc20
[   78.379448][  T761]  ___sys_sendmsg+0x14e/0x1d0
[   78.379585][  T761]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.379756][  T761]  ? copy_msghdr_from_user+0x460/0x460
[   78.379904][  T761]  __sys_sendmsg+0x145/0x1f0
[   78.380142][  T761]  ? __sys_sendmsg_sock+0x20/0x20
[   78.380283][  T761]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.380455][  T761]  ? do_raw_spin_unlock+0x59/0x250
[   78.380687][  T761]  ? rcu_is_watching+0x15/0xd0
[   78.380827][  T761]  do_syscall_64+0x117/0xfc0
[   78.380966][  T761]  ? trace_hardirqs_off+0xd/0x30
[   78.381110][  T761]  ? exc_page_fault+0xee/0x100
[   78.381349][  T761]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.381522][  T761] RIP: 0033:0x7f026a6d708e
[   78.381665][  T761] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.382264][  T761] RSP: 002b:00007fff2af3bad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.382474][  T761] RAX: ffffffffffffffda RBX: 00007fff2af3c280 RCX: 00007f026a6d708e
[   78.382777][  T761] RDX: 0000000000000000 RSI: 00007fff2af3bb80 RDI: 0000000000000005
[   78.382984][  T761] RBP: 00007fff2af3bae0 R08: 0000000000000000 R09: 0000000000000000
[   78.383298][  T761] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   78.383508][  T761] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2af3c250
[   78.383719][  T761]  </TASK>
[   78.383821][  T761] irq event stamp: 37603
[   78.384019][  T761] hardirqs last  enabled at (37611): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.384268][  T761] hardirqs last disabled at (37620): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.384508][  T761] softirqs last  enabled at (36852): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.384840][  T761] softirqs last disabled at (36109): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.385076][  T761] ---[ end trace 0000000000000000 ]---
[   78.385488][  T761] ------------[ cut here ]------------
[   78.385619][  T761] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/761
[   78.385850][  T761] CPU: 0 UID: 0 PID: 761 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.386217][  T761] Tainted: [W]=WARN
[   78.386323][  T761] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.386491][  T761] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.386760][  T761] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.388417][  T761] RSP: 0018:ffa0000001e071a0 EFLAGS: 00010286
[   78.388590][  T761] RAX: 00000000ffffffa6 RBX: ff11000015e3c900 RCX: 1ff40000003c0dfa
[   78.388789][  T761] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3c9b8
[   78.388991][  T761] RBP: ff110000158c1000 R08: 1fe2200002bc7938 R09: ff11000015b40b80
[   78.389277][  T761] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   78.389557][  T761] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   78.389758][  T761] FS:  00007f026a49d840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   78.389993][  T761] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.390247][  T761] CR2: 000000003bb279e8 CR3: 0000000013d65001 CR4: 0000000000771ef0
[   78.390449][  T761] PKRU: 55555554
[   78.390549][  T761] Call Trace:
[   78.390648][  T761]  <TASK>
[   78.390716][  T761]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   78.390851][  T761]  rtmsg_ifinfo+0x5c/0xb0
[   78.390953][  T761]  __dev_notify_flags+0x1b8/0x280
[   78.391086][  T761]  ? netif_change_name+0x8c0/0x8c0
[   78.391303][  T761]  ? hsr_dev_finalize+0x925/0xc00
[   78.391437][  T761]  ? alloc_netdev_mqs+0xed0/0x1490
[   78.391570][  T761]  ? hsr_newlink+0x3b0/0x980
[   78.391704][  T761]  ? hsr_dellink+0x90/0x90
[   78.391839][  T761]  rtnl_configure_link+0x1ac/0x390
[   78.391976][  T761]  ? nla_strscpy+0xe3/0x180
[   78.392185][  T761]  rtnl_newlink_create+0x353/0x780
[   78.392326][  T761]  ? rtnl_create_link+0xf20/0xf20
[   78.392460][  T761]  ? __dev_get_by_name+0x12/0x50
[   78.392595][  T761]  ? rtnl_dev_get+0xd7/0x170
[   78.392734][  T761]  __rtnl_newlink+0x22b/0xa50
[   78.392872][  T761]  rtnl_newlink+0x8d1/0xea0
[   78.393009][  T761]  ? lock_acquire.part.0+0xbc/0x260
[   78.393218][  T761]  ? __rtnl_newlink+0xa50/0xa50
[   78.393359][  T761]  ? mark_usage+0x61/0x170
[   78.393495][  T761]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.393630][  T761]  ? __rtnl_newlink+0xa50/0xa50
[   78.393766][  T761]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.393901][  T761]  ? validate_chain+0x38b/0xc20
[   78.394035][  T761]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.394253][  T761]  ? __lock_acquire+0x508/0xc10
[   78.394392][  T761]  ? lock_acquire.part.0+0xbc/0x260
[   78.394527][  T761]  ? find_held_lock+0x2b/0x80
[   78.394665][  T761]  netlink_rcv_skb+0x14e/0x3a0
[   78.394800][  T761]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.394934][  T761]  ? netlink_ack+0xcd0/0xcd0
[   78.395070][  T761]  ? netlink_deliver_tap+0xc5/0x330
[   78.395284][  T761]  ? netlink_deliver_tap+0x13c/0x330
[   78.395421][  T761]  netlink_unicast+0x486/0x750
[   78.395556][  T761]  ? netlink_attachskb+0x810/0x810
[   78.395690][  T761]  ? __lock_acquire+0x508/0xc10
[   78.395824][  T761]  netlink_sendmsg+0x735/0xc60
[   78.395958][  T761]  ? netlink_unicast+0x750/0x750
[   78.396093][  T761]  ? __might_fault+0x97/0x140
[   78.396317][  T761]  ____sys_sendmsg+0x419/0x850
[   78.396451][  T761]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.396587][  T761]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.396752][  T761]  ? move_addr_to_kernel+0x40/0x40
[   78.396886][  T761]  ? stack_depot_save_flags+0x367/0x770
[   78.397020][  T761]  ? validate_chain+0x38b/0xc20
[   78.397231][  T761]  ___sys_sendmsg+0x14e/0x1d0
[   78.397372][  T761]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.397541][  T761]  ? copy_msghdr_from_user+0x460/0x460
[   78.397683][  T761]  __sys_sendmsg+0x145/0x1f0
[   78.397818][  T761]  ? __sys_sendmsg_sock+0x20/0x20
[   78.397951][  T761]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.398192][  T761]  ? do_raw_spin_unlock+0x59/0x250
[   78.398334][  T761]  ? rcu_is_watching+0x15/0xd0
[   78.398467][  T761]  do_syscall_64+0x117/0xfc0
[   78.398598][  T761]  ? trace_hardirqs_off+0xd/0x30
[   78.398733][  T761]  ? exc_page_fault+0xee/0x100
[   78.398868][  T761]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.399196][  T761] RIP: 0033:0x7f026a6d708e
[   78.399337][  T761] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.399812][  T761] RSP: 002b:00007fff2af3bad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.400012][  T761] RAX: ffffffffffffffda RBX: 00007fff2af3c280 RCX: 00007f026a6d708e
[   78.400382][  T761] RDX: 0000000000000000 RSI: 00007fff2af3bb80 RDI: 0000000000000005
[   78.400579][  T761] RBP: 00007fff2af3bae0 R08: 0000000000000000 R09: 0000000000000000
[   78.400778][  T761] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   78.400977][  T761] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2af3c250
[   78.401344][  T761]  </TASK>
[   78.401443][  T761] irq event stamp: 41723
[   78.401543][  T761] hardirqs last  enabled at (41731): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.401772][  T761] hardirqs last disabled at (41738): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.402001][  T761] softirqs last  enabled at (41712): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.402407][  T761] softirqs last disabled at (41755): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.402637][  T761] ---[ end trace 0000000000000000 ]---
[   78.436000][  T762] vethA: entered promiscuous mode
[   78.436216][  T762] ------------[ cut here ]------------
[   78.436360][  T762] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/762
[   78.436600][  T762] CPU: 3 UID: 0 PID: 762 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.436879][  T762] Tainted: [W]=WARN
[   78.436983][  T762] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.437164][  T762] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.437348][  T762] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.437845][  T762] RSP: 0018:ffa0000001e16fb0 EFLAGS: 00010286
[   78.438021][  T762] RAX: 00000000ffffffa6 RBX: ff11000015e02200 RCX: 1ff40000003c2dbc
[   78.438244][  T762] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e022b8
[   78.438456][  T762] RBP: ff11000004ca1000 R08: 1fe2200002bc0458 R09: ff11000011ec0b80
[   78.438665][  T762] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   78.438876][  T762] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004ca1000
[   78.439086][  T762] FS:  00007fb575099840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   78.439357][  T762] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.439536][  T762] CR2: 000000003e2c09e8 CR3: 00000000161df003 CR4: 0000000000771ef0
[   78.439750][  T762] PKRU: 55555554
[   78.439860][  T762] Call Trace:
[   78.439965][  T762]  <TASK>
[   78.440037][  T762]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   78.440183][  T762]  ? netlink_sendmsg+0x735/0xc60
[   78.440331][  T762]  rtmsg_ifinfo+0x5c/0xb0
[   78.440439][  T762]  __dev_notify_flags+0x1b8/0x280
[   78.440580][  T762]  ? netdev_info+0xe2/0x116
[   78.440723][  T762]  ? netdev_notice+0x120/0x120
[   78.440869][  T762]  ? netif_change_name+0x8c0/0x8c0
[   78.441015][  T762]  __dev_set_promiscuity+0x194/0x230
[   78.441164][  T762]  netif_set_promiscuity+0x4c/0xc0
[   78.441313][  T762]  dev_set_promiscuity+0x9d/0x150
[   78.441455][  T762]  hsr_add_port+0x48c/0xb60
[   78.441599][  T762]  ? hsr_port_exists+0x60/0x60
[   78.441742][  T762]  ? timer_init_key+0x10d/0x280
[   78.441888][  T762]  hsr_dev_finalize+0x6e8/0xc00
[   78.442028][  T762]  ? alloc_netdev_mqs+0xed0/0x1490
[   78.442173][  T762]  hsr_newlink+0x3b0/0x980
[   78.442321][  T762]  ? hsr_dellink+0x90/0x90
[   78.442462][  T762]  ? rtnl_create_link+0x169/0xf20
[   78.442602][  T762]  ? nla_strscpy+0xe3/0x180
[   78.442744][  T762]  rtnl_newlink_create+0x2da/0x780
[   78.442887][  T762]  ? rtnl_create_link+0xf20/0xf20
[   78.443030][  T762]  ? __dev_get_by_name+0x12/0x50
[   78.443176][  T762]  ? rtnl_dev_get+0xd7/0x170
[   78.443329][  T762]  __rtnl_newlink+0x22b/0xa50
[   78.443473][  T762]  rtnl_newlink+0x8d1/0xea0
[   78.443616][  T762]  ? lock_acquire.part.0+0xbc/0x260
[   78.443755][  T762]  ? __rtnl_newlink+0xa50/0xa50
[   78.443895][  T762]  ? mark_usage+0x61/0x170
[   78.444040][  T762]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.444189][  T762]  ? __rtnl_newlink+0xa50/0xa50
[   78.444336][  T762]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.444477][  T762]  ? validate_chain+0x38b/0xc20
[   78.444617][  T762]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.444757][  T762]  ? __lock_acquire+0x508/0xc10
[   78.444900][  T762]  ? lock_acquire.part.0+0xbc/0x260
[   78.445040][  T762]  ? find_held_lock+0x2b/0x80
[   78.445187][  T762]  netlink_rcv_skb+0x14e/0x3a0
[   78.445330][  T762]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.445470][  T762]  ? netlink_ack+0xcd0/0xcd0
[   78.445614][  T762]  ? netlink_deliver_tap+0xc5/0x330
[   78.445755][  T762]  ? netlink_deliver_tap+0x13c/0x330
[   78.445898][  T762]  netlink_unicast+0x486/0x750
[   78.446039][  T762]  ? netlink_attachskb+0x810/0x810
[   78.446182][  T762]  ? __lock_acquire+0x508/0xc10
[   78.446331][  T762]  netlink_sendmsg+0x735/0xc60
[   78.446473][  T762]  ? netlink_unicast+0x750/0x750
[   78.446614][  T762]  ? __might_fault+0x97/0x140
[   78.446758][  T762]  ____sys_sendmsg+0x419/0x850
[   78.446900][  T762]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.447039][  T762]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.447219][  T762]  ? move_addr_to_kernel+0x40/0x40
[   78.447385][  T762]  ? stack_depot_save_flags+0x367/0x770
[   78.447528][  T762]  ? validate_chain+0x38b/0xc20
[   78.447671][  T762]  ___sys_sendmsg+0x14e/0x1d0
[   78.447815][  T762]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.447991][  T762]  ? copy_msghdr_from_user+0x460/0x460
[   78.448157][  T762]  __sys_sendmsg+0x145/0x1f0
[   78.448306][  T762]  ? __sys_sendmsg_sock+0x20/0x20
[   78.448448][  T762]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.448625][  T762]  ? do_raw_spin_unlock+0x59/0x250
[   78.448766][  T762]  ? rcu_is_watching+0x15/0xd0
[   78.448908][  T762]  do_syscall_64+0x117/0xfc0
[   78.449049][  T762]  ? trace_hardirqs_off+0xd/0x30
[   78.449194][  T762]  ? exc_page_fault+0xee/0x100
[   78.449341][  T762]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.449516][  T762] RIP: 0033:0x7fb5752d308e
[   78.449664][  T762] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.450169][  T762] RSP: 002b:00007ffe3e964fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.450388][  T762] RAX: ffffffffffffffda RBX: 00007ffe3e965790 RCX: 00007fb5752d308e
[   78.450599][  T762] RDX: 0000000000000000 RSI: 00007ffe3e965090 RDI: 0000000000000005
[   78.450810][  T762] RBP: 00007ffe3e964ff0 R08: 0000000000000000 R09: 0000000000000000
[   78.451019][  T762] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   78.451238][  T762] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3e965760
[   78.451455][  T762]  </TASK>
[   78.451561][  T762] irq event stamp: 16403
[   78.451666][  T762] hardirqs last  enabled at (16411): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.451909][  T762] hardirqs last disabled at (16418): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.452155][  T762] softirqs last  enabled at (15600): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   78.452404][  T762] softirqs last disabled at (15598): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   78.452647][  T762] ---[ end trace 0000000000000000 ]---
[   78.453012][  T762] ------------[ cut here ]------------
[   78.453149][  T762] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/762
[   78.453400][  T762] CPU: 3 UID: 0 PID: 762 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.453670][  T762] Tainted: [W]=WARN
[   78.453772][  T762] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.453942][  T762] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.454122][  T762] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.454611][  T762] RSP: 0018:ffa0000001e16f90 EFLAGS: 00010286
[   78.454782][  T762] RAX: 00000000ffffffa6 RBX: ff11000015e02c80 RCX: 1ff40000003c2db8
[   78.454987][  T762] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e02d38
[   78.455198][  T762] RBP: ff11000004ca1000 R08: 1fe2200002bc05a8 R09: ff11000011ec0b80
[   78.455409][  T762] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   78.455615][  T762] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   78.455820][  T762] FS:  00007fb575099840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   78.456057][  T762] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.456238][  T762] CR2: 000000003e2c09e8 CR3: 00000000161df003 CR4: 0000000000771ef0
[   78.456442][  T762] PKRU: 55555554
[   78.456544][  T762] Call Trace:
[   78.456645][  T762]  <TASK>
[   78.456715][  T762]  ? rcu_is_watching+0x15/0xd0
[   78.456850][  T762]  rtnetlink_event+0xe0/0x1f0
[   78.456987][  T762]  notifier_call_chain+0xb0/0x320
[   78.457131][  T762]  __netdev_upper_dev_link+0x3a5/0x590
[   78.457277][  T762]  ? netdev_wait_allrefs_any+0x570/0x570
[   78.457416][  T762]  ? do_raw_spin_lock+0x131/0x280
[   78.457554][  T762]  ? find_held_lock+0x2b/0x80
[   78.457692][  T762]  netdev_master_upper_dev_link+0x86/0xb0
[   78.457829][  T762]  ? netdev_upper_dev_link+0xb0/0xb0
[   78.457967][  T762]  ? lockdep_rtnl_is_held+0x1a/0x20
[   78.458109][  T762]  ? hsr_port_get_hsr+0x9c/0x150
[   78.458253][  T762]  hsr_add_port+0x4eb/0xb60
[   78.458391][  T762]  ? hsr_port_exists+0x60/0x60
[   78.458526][  T762]  ? timer_init_key+0x10d/0x280
[   78.458664][  T762]  hsr_dev_finalize+0x6e8/0xc00
[   78.458803][  T762]  ? alloc_netdev_mqs+0xed0/0x1490
[   78.458940][  T762]  hsr_newlink+0x3b0/0x980
[   78.459079][  T762]  ? hsr_dellink+0x90/0x90
[   78.459229][  T762]  ? rtnl_create_link+0x169/0xf20
[   78.459366][  T762]  ? nla_strscpy+0xe3/0x180
[   78.459505][  T762]  rtnl_newlink_create+0x2da/0x780
[   78.459644][  T762]  ? rtnl_create_link+0xf20/0xf20
[   78.459781][  T762]  ? __dev_get_by_name+0x12/0x50
[   78.459920][  T762]  ? rtnl_dev_get+0xd7/0x170
[   78.460061][  T762]  __rtnl_newlink+0x22b/0xa50
[   78.460207][  T762]  rtnl_newlink+0x8d1/0xea0
[   78.460355][  T762]  ? lock_acquire.part.0+0xbc/0x260
[   78.460494][  T762]  ? __rtnl_newlink+0xa50/0xa50
[   78.460631][  T762]  ? mark_usage+0x61/0x170
[   78.460771][  T762]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.460909][  T762]  ? __rtnl_newlink+0xa50/0xa50
[   78.461048][  T762]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.461191][  T762]  ? validate_chain+0x38b/0xc20
[   78.461336][  T762]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.461474][  T762]  ? __lock_acquire+0x508/0xc10
[   78.461613][  T762]  ? lock_acquire.part.0+0xbc/0x260
[   78.461750][  T762]  ? find_held_lock+0x2b/0x80
[   78.461889][  T762]  netlink_rcv_skb+0x14e/0x3a0
[   78.462027][  T762]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.462169][  T762]  ? netlink_ack+0xcd0/0xcd0
[   78.462313][  T762]  ? netlink_deliver_tap+0xc5/0x330
[   78.462452][  T762]  ? netlink_deliver_tap+0x13c/0x330
[   78.462593][  T762]  netlink_unicast+0x486/0x750
[   78.462733][  T762]  ? netlink_attachskb+0x810/0x810
[   78.462872][  T762]  ? __lock_acquire+0x508/0xc10
[   78.463012][  T762]  netlink_sendmsg+0x735/0xc60
[   78.463157][  T762]  ? netlink_unicast+0x750/0x750
[   78.463303][  T762]  ? __might_fault+0x97/0x140
[   78.463442][  T762]  ____sys_sendmsg+0x419/0x850
[   78.463580][  T762]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.463718][  T762]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.463889][  T762]  ? move_addr_to_kernel+0x40/0x40
[   78.464026][  T762]  ? stack_depot_save_flags+0x367/0x770
[   78.464169][  T762]  ? validate_chain+0x38b/0xc20
[   78.464315][  T762]  ___sys_sendmsg+0x14e/0x1d0
[   78.464453][  T762]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.464626][  T762]  ? copy_msghdr_from_user+0x460/0x460
[   78.464773][  T762]  __sys_sendmsg+0x145/0x1f0
[   78.464910][  T762]  ? __sys_sendmsg_sock+0x20/0x20
[   78.465047][  T762]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.465231][  T762]  ? do_raw_spin_unlock+0x59/0x250
[   78.465370][  T762]  ? rcu_is_watching+0x15/0xd0
[   78.465506][  T762]  do_syscall_64+0x117/0xfc0
[   78.465644][  T762]  ? trace_hardirqs_off+0xd/0x30
[   78.465781][  T762]  ? exc_page_fault+0xee/0x100
[   78.465919][  T762]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.466089][  T762] RIP: 0033:0x7fb5752d308e
[   78.466242][  T762] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.466727][  T762] RSP: 002b:00007ffe3e964fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.466935][  T762] RAX: ffffffffffffffda RBX: 00007ffe3e965790 RCX: 00007fb5752d308e
[   78.467146][  T762] RDX: 0000000000000000 RSI: 00007ffe3e965090 RDI: 0000000000000005
[   78.467355][  T762] RBP: 00007ffe3e964ff0 R08: 0000000000000000 R09: 0000000000000000
[   78.467560][  T762] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   78.467762][  T762] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3e965760
[   78.467969][  T762]  </TASK>
[   78.468071][  T762] irq event stamp: 17361
[   78.468178][  T762] hardirqs last  enabled at (17371): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.468424][  T762] hardirqs last disabled at (17378): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.468661][  T762] softirqs last  enabled at (16552): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   78.468898][  T762] softirqs last disabled at (16550): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   78.469140][  T762] ---[ end trace 0000000000000000 ]---
[   78.469366][  T762] ------------[ cut here ]------------
[   78.469502][  T762] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/762
[   78.469737][  T762] CPU: 3 UID: 0 PID: 762 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.470013][  T762] Tainted: [W]=WARN
[   78.470122][  T762] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.470302][  T762] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.470480][  T762] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.470974][  T762] RSP: 0018:ffa0000001e16f10 EFLAGS: 00010286
[   78.471154][  T762] RAX: 00000000ffffffa6 RBX: ff11000015e02900 RCX: 1ff40000003c2da8
[   78.471366][  T762] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e029b8
[   78.471575][  T762] RBP: ff11000010cb9000 R08: 1fe2200002bc0538 R09: ff11000011ec0b80
[   78.471785][  T762] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   78.471994][  T762] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   78.472219][  T762] FS:  00007fb575099840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   78.472470][  T762] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.472644][  T762] CR2: 000000003e2c09e8 CR3: 00000000161df003 CR4: 0000000000771ef0
[   78.472855][  T762] PKRU: 55555554
[   78.472959][  T762] Call Trace:
[   78.473063][  T762]  <TASK>
[   78.473143][  T762]  ? rcu_is_watching+0x15/0xd0
[   78.473293][  T762]  rtnetlink_event+0xe0/0x1f0
[   78.473432][  T762]  notifier_call_chain+0xb0/0x320
[   78.473572][  T762]  netif_set_mtu_ext+0x354/0x5f0
[   78.473711][  T762]  ? dev_validate_mtu+0x180/0x180
[   78.473852][  T762]  ? __netdev_update_features+0x4b0/0xdf0
[   78.473995][  T762]  netif_set_mtu+0x85/0xe0
[   78.474140][  T762]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   78.474292][  T762]  dev_set_mtu+0x9d/0x150
[   78.474398][  T762]  ? dev_disable_lro+0x95/0x140
[   78.474538][  T762]  hsr_add_port+0x6e3/0xb60
[   78.474679][  T762]  ? hsr_port_exists+0x60/0x60
[   78.474823][  T762]  ? timer_init_key+0x10d/0x280
[   78.474968][  T762]  hsr_dev_finalize+0x6e8/0xc00
[   78.475114][  T762]  ? alloc_netdev_mqs+0xed0/0x1490
[   78.475259][  T762]  hsr_newlink+0x3b0/0x980
[   78.475402][  T762]  ? hsr_dellink+0x90/0x90
[   78.475542][  T762]  ? rtnl_create_link+0x169/0xf20
[   78.475680][  T762]  ? nla_strscpy+0xe3/0x180
[   78.475820][  T762]  rtnl_newlink_create+0x2da/0x780
[   78.475962][  T762]  ? rtnl_create_link+0xf20/0xf20
[   78.476108][  T762]  ? __dev_get_by_name+0x12/0x50
[   78.476256][  T762]  ? rtnl_dev_get+0xd7/0x170
[   78.476401][  T762]  __rtnl_newlink+0x22b/0xa50
[   78.476547][  T762]  rtnl_newlink+0x8d1/0xea0
[   78.476688][  T762]  ? lock_acquire.part.0+0xbc/0x260
[   78.476828][  T762]  ? __rtnl_newlink+0xa50/0xa50
[   78.476967][  T762]  ? mark_usage+0x61/0x170
[   78.477115][  T762]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.477261][  T762]  ? __rtnl_newlink+0xa50/0xa50
[   78.477401][  T762]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.477542][  T762]  ? validate_chain+0x38b/0xc20
[   78.477681][  T762]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.477818][  T762]  ? __lock_acquire+0x508/0xc10
[   78.477958][  T762]  ? lock_acquire.part.0+0xbc/0x260
[   78.478102][  T762]  ? find_held_lock+0x2b/0x80
[   78.478245][  T762]  netlink_rcv_skb+0x14e/0x3a0
[   78.478385][  T762]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.478525][  T762]  ? netlink_ack+0xcd0/0xcd0
[   78.478669][  T762]  ? netlink_deliver_tap+0xc5/0x330
[   78.478808][  T762]  ? netlink_deliver_tap+0x13c/0x330
[   78.478951][  T762]  netlink_unicast+0x486/0x750
[   78.479093][  T762]  ? netlink_attachskb+0x810/0x810
[   78.479244][  T762]  ? __lock_acquire+0x508/0xc10
[   78.479386][  T762]  netlink_sendmsg+0x735/0xc60
[   78.479526][  T762]  ? netlink_unicast+0x750/0x750
[   78.479666][  T762]  ? __might_fault+0x97/0x140
[   78.479808][  T762]  ____sys_sendmsg+0x419/0x850
[   78.479949][  T762]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.480086][  T762]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.480267][  T762]  ? move_addr_to_kernel+0x40/0x40
[   78.480407][  T762]  ? stack_depot_save_flags+0x367/0x770
[   78.480545][  T762]  ? validate_chain+0x38b/0xc20
[   78.480685][  T762]  ___sys_sendmsg+0x14e/0x1d0
[   78.480825][  T762]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.480997][  T762]  ? copy_msghdr_from_user+0x460/0x460
[   78.481151][  T762]  __sys_sendmsg+0x145/0x1f0
[   78.481297][  T762]  ? __sys_sendmsg_sock+0x20/0x20
[   78.481434][  T762]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.481608][  T762]  ? do_raw_spin_unlock+0x59/0x250
[   78.481747][  T762]  ? rcu_is_watching+0x15/0xd0
[   78.481890][  T762]  do_syscall_64+0x117/0xfc0
[   78.482028][  T762]  ? trace_hardirqs_off+0xd/0x30
[   78.482173][  T762]  ? exc_page_fault+0xee/0x100
[   78.482319][  T762]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.482493][  T762] RIP: 0033:0x7fb5752d308e
[   78.482638][  T762] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.483142][  T762] RSP: 002b:00007ffe3e964fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.483359][  T762] RAX: ffffffffffffffda RBX: 00007ffe3e965790 RCX: 00007fb5752d308e
[   78.483570][  T762] RDX: 0000000000000000 RSI: 00007ffe3e965090 RDI: 0000000000000005
[   78.483781][  T762] RBP: 00007ffe3e964ff0 R08: 0000000000000000 R09: 0000000000000000
[   78.483990][  T762] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   78.484204][  T762] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3e965760
[   78.484422][  T762]  </TASK>
[   78.484526][  T762] irq event stamp: 18249
[   78.484631][  T762] hardirqs last  enabled at (18257): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.484874][  T762] hardirqs last disabled at (18264): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.485120][  T762] softirqs last  enabled at (17446): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   78.485369][  T762] softirqs last disabled at (17444): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   78.485611][  T762] ---[ end trace 0000000000000000 ]---
[   78.485799][  T762] vethB: entered promiscuous mode
[   78.485989][  T762] ------------[ cut here ]------------
[   78.486133][  T762] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/762
[   78.486392][  T762] CPU: 3 UID: 0 PID: 762 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.486681][  T762] Tainted: [W]=WARN
[   78.486789][  T762] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.486966][  T762] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.487156][  T762] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.487673][  T762] RSP: 0018:ffa0000001e16fb0 EFLAGS: 00010286
[   78.487851][  T762] RAX: 00000000ffffffa6 RBX: ff11000015e03c40 RCX: 1ff40000003c2dbc
[   78.488064][  T762] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e03cf8
[   78.488288][  T762] RBP: ff11000015ef1000 R08: 1fe2200002bc07a0 R09: ff11000011ec0b80
[   78.488500][  T762] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   78.488713][  T762] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ef1000
[   78.488927][  T762] FS:  00007fb575099840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   78.489183][  T762] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.489369][  T762] CR2: 000000003e2c09e8 CR3: 00000000161df003 CR4: 0000000000771ef0
[   78.489582][  T762] PKRU: 55555554
[   78.489688][  T762] Call Trace:
[   78.489794][  T762]  <TASK>
[   78.489868][  T762]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   78.490012][  T762]  ? netlink_sendmsg+0x735/0xc60
[   78.490162][  T762]  rtmsg_ifinfo+0x5c/0xb0
[   78.490276][  T762]  __dev_notify_flags+0x1b8/0x280
[   78.490419][  T762]  ? netdev_info+0xe2/0x116
[   78.490563][  T762]  ? netdev_notice+0x120/0x120
[   78.490706][  T762]  ? netif_change_name+0x8c0/0x8c0
[   78.490852][  T762]  __dev_set_promiscuity+0x194/0x230
[   78.490996][  T762]  netif_set_promiscuity+0x4c/0xc0
[   78.491144][  T762]  dev_set_promiscuity+0x9d/0x150
[   78.491294][  T762]  hsr_add_port+0x48c/0xb60
[   78.491438][  T762]  ? hsr_port_exists+0x60/0x60
[   78.491580][  T762]  ? timer_init_key+0x10d/0x280
[   78.491726][  T762]  hsr_dev_finalize+0x727/0xc00
[   78.491869][  T762]  ? alloc_netdev_mqs+0xed0/0x1490
[   78.492012][  T762]  hsr_newlink+0x3b0/0x980
[   78.492163][  T762]  ? hsr_dellink+0x90/0x90
[   78.492310][  T762]  ? rtnl_create_link+0x169/0xf20
[   78.492452][  T762]  ? nla_strscpy+0xe3/0x180
[   78.492594][  T762]  rtnl_newlink_create+0x2da/0x780
[   78.492738][  T762]  ? rtnl_create_link+0xf20/0xf20
[   78.492886][  T762]  ? __dev_get_by_name+0x12/0x50
[   78.493029][  T762]  ? rtnl_dev_get+0xd7/0x170
[   78.493184][  T762]  __rtnl_newlink+0x22b/0xa50
[   78.493338][  T762]  rtnl_newlink+0x8d1/0xea0
[   78.493483][  T762]  ? lock_acquire.part.0+0xbc/0x260
[   78.493626][  T762]  ? __rtnl_newlink+0xa50/0xa50
[   78.493769][  T762]  ? mark_usage+0x61/0x170
[   78.493914][  T762]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.494060][  T762]  ? __rtnl_newlink+0xa50/0xa50
[   78.494209][  T762]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.494358][  T762]  ? validate_chain+0x38b/0xc20
[   78.494500][  T762]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.494642][  T762]  ? __lock_acquire+0x508/0xc10
[   78.494786][  T762]  ? lock_acquire.part.0+0xbc/0x260
[   78.494927][  T762]  ? find_held_lock+0x2b/0x80
[   78.495071][  T762]  netlink_rcv_skb+0x14e/0x3a0
[   78.495216][  T762]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.495366][  T762]  ? netlink_ack+0xcd0/0xcd0
[   78.495512][  T762]  ? netlink_deliver_tap+0xc5/0x330
[   78.495654][  T762]  ? netlink_deliver_tap+0x13c/0x330
[   78.495797][  T762]  netlink_unicast+0x486/0x750
[   78.495939][  T762]  ? netlink_attachskb+0x810/0x810
[   78.496078][  T762]  ? __lock_acquire+0x508/0xc10
[   78.496230][  T762]  netlink_sendmsg+0x735/0xc60
[   78.496373][  T762]  ? netlink_unicast+0x750/0x750
[   78.496515][  T762]  ? __might_fault+0x97/0x140
[   78.496659][  T762]  ____sys_sendmsg+0x419/0x850
[   78.496801][  T762]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.496943][  T762]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.497125][  T762]  ? move_addr_to_kernel+0x40/0x40
[   78.497274][  T762]  ? stack_depot_save_flags+0x367/0x770
[   78.497416][  T762]  ? validate_chain+0x38b/0xc20
[   78.497558][  T762]  ___sys_sendmsg+0x14e/0x1d0
[   78.497700][  T762]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.497876][  T762]  ? copy_msghdr_from_user+0x460/0x460
[   78.498028][  T762]  __sys_sendmsg+0x145/0x1f0
[   78.498178][  T762]  ? __sys_sendmsg_sock+0x20/0x20
[   78.498339][  T762]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.498522][  T762]  ? do_raw_spin_unlock+0x59/0x250
[   78.498664][  T762]  ? rcu_is_watching+0x15/0xd0
[   78.498808][  T762]  do_syscall_64+0x117/0xfc0
[   78.498954][  T762]  ? trace_hardirqs_off+0xd/0x30
[   78.499103][  T762]  ? exc_page_fault+0xee/0x100
[   78.499254][  T762]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.499432][  T762] RIP: 0033:0x7fb5752d308e
[   78.499582][  T762] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.500092][  T762] RSP: 002b:00007ffe3e964fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.500320][  T762] RAX: ffffffffffffffda RBX: 00007ffe3e965790 RCX: 00007fb5752d308e
[   78.500536][  T762] RDX: 0000000000000000 RSI: 00007ffe3e965090 RDI: 0000000000000005
[   78.500750][  T762] RBP: 00007ffe3e964ff0 R08: 0000000000000000 R09: 0000000000000000
[   78.500965][  T762] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   78.501182][  T762] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3e965760
[   78.501409][  T762]  </TASK>
[   78.501515][  T762] irq event stamp: 19165
[   78.501621][  T762] hardirqs last  enabled at (19173): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.501867][  T762] hardirqs last disabled at (19180): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.502119][  T762] softirqs last  enabled at (18362): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   78.502375][  T762] softirqs last disabled at (18360): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   78.502621][  T762] ---[ end trace 0000000000000000 ]---
[   78.503321][  T762] ------------[ cut here ]------------
[   78.503459][  T762] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/762
[   78.503696][  T762] CPU: 3 UID: 0 PID: 762 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.503972][  T762] Tainted: [W]=WARN
[   78.504077][  T762] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.504944][  T762] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.505131][  T762] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.505635][  T762] RSP: 0018:ffa0000001e16f90 EFLAGS: 00010286
[   78.505809][  T762] RAX: 00000000ffffffa6 RBX: ff11000015e03a80 RCX: 1ff40000003c2db8
[   78.506018][  T762] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e03b38
[   78.506243][  T762] RBP: ff11000015ef1000 R08: 1fe2200002bc0768 R09: ff11000011ec0b80
[   78.506465][  T762] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   78.506670][  T762] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   78.506877][  T762] FS:  00007fb575099840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   78.507124][  T762] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.507305][  T762] CR2: 000000003e2c09e8 CR3: 00000000161df003 CR4: 0000000000771ef0
[   78.507513][  T762] PKRU: 55555554
[   78.507618][  T762] Call Trace:
[   78.507721][  T762]  <TASK>
[   78.507794][  T762]  ? rcu_is_watching+0x15/0xd0
[   78.507932][  T762]  rtnetlink_event+0xe0/0x1f0
[   78.508071][  T762]  notifier_call_chain+0xb0/0x320
[   78.508218][  T762]  __netdev_upper_dev_link+0x3a5/0x590
[   78.508364][  T762]  ? netdev_wait_allrefs_any+0x570/0x570
[   78.508504][  T762]  ? do_raw_spin_lock+0x131/0x280
[   78.508642][  T762]  ? find_held_lock+0x2b/0x80
[   78.508780][  T762]  netdev_master_upper_dev_link+0x86/0xb0
[   78.508919][  T762]  ? netdev_upper_dev_link+0xb0/0xb0
[   78.509057][  T762]  ? lockdep_rtnl_is_held+0x1a/0x20
[   78.509203][  T762]  ? hsr_port_get_hsr+0x9c/0x150
[   78.509347][  T762]  hsr_add_port+0x4eb/0xb60
[   78.509486][  T762]  ? hsr_port_exists+0x60/0x60
[   78.509624][  T762]  ? timer_init_key+0x10d/0x280
[   78.509763][  T762]  hsr_dev_finalize+0x727/0xc00
[   78.509901][  T762]  ? alloc_netdev_mqs+0xed0/0x1490
[   78.510038][  T762]  hsr_newlink+0x3b0/0x980
[   78.510179][  T762]  ? hsr_dellink+0x90/0x90
[   78.510324][  T762]  ? rtnl_create_link+0x169/0xf20
[   78.510459][  T762]  ? nla_strscpy+0xe3/0x180
[   78.510595][  T762]  rtnl_newlink_create+0x2da/0x780
[   78.510732][  T762]  ? rtnl_create_link+0xf20/0xf20
[   78.510868][  T762]  ? __dev_get_by_name+0x12/0x50
[   78.511003][  T762]  ? rtnl_dev_get+0xd7/0x170
[   78.511150][  T762]  __rtnl_newlink+0x22b/0xa50
[   78.511302][  T762]  rtnl_newlink+0x8d1/0xea0
[   78.511443][  T762]  ? lock_acquire.part.0+0xbc/0x260
[   78.511579][  T762]  ? __rtnl_newlink+0xa50/0xa50
[   78.511716][  T762]  ? mark_usage+0x61/0x170
[   78.511858][  T762]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.511996][  T762]  ? __rtnl_newlink+0xa50/0xa50
[   78.512139][  T762]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.512283][  T762]  ? validate_chain+0x38b/0xc20
[   78.512419][  T762]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.512557][  T762]  ? __lock_acquire+0x508/0xc10
[   78.512696][  T762]  ? lock_acquire.part.0+0xbc/0x260
[   78.512833][  T762]  ? find_held_lock+0x2b/0x80
[   78.512972][  T762]  netlink_rcv_skb+0x14e/0x3a0
[   78.513113][  T762]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.513255][  T762]  ? netlink_ack+0xcd0/0xcd0
[   78.513396][  T762]  ? netlink_deliver_tap+0xc5/0x330
[   78.513535][  T762]  ? netlink_deliver_tap+0x13c/0x330
[   78.513674][  T762]  netlink_unicast+0x486/0x750
[   78.513813][  T762]  ? netlink_attachskb+0x810/0x810
[   78.513953][  T762]  ? __lock_acquire+0x508/0xc10
[   78.514092][  T762]  netlink_sendmsg+0x735/0xc60
[   78.514243][  T762]  ? netlink_unicast+0x750/0x750
[   78.514385][  T762]  ? __might_fault+0x97/0x140
[   78.514524][  T762]  ____sys_sendmsg+0x419/0x850
[   78.514663][  T762]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.514799][  T762]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.514970][  T762]  ? move_addr_to_kernel+0x40/0x40
[   78.515113][  T762]  ? stack_depot_save_flags+0x367/0x770
[   78.515257][  T762]  ? validate_chain+0x38b/0xc20
[   78.515399][  T762]  ___sys_sendmsg+0x14e/0x1d0
[   78.515536][  T762]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.515708][  T762]  ? copy_msghdr_from_user+0x460/0x460
[   78.515854][  T762]  __sys_sendmsg+0x145/0x1f0
[   78.515993][  T762]  ? __sys_sendmsg_sock+0x20/0x20
[   78.516136][  T762]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.516312][  T762]  ? do_raw_spin_unlock+0x59/0x250
[   78.516449][  T762]  ? rcu_is_watching+0x15/0xd0
[   78.516587][  T762]  do_syscall_64+0x117/0xfc0
[   78.516726][  T762]  ? trace_hardirqs_off+0xd/0x30
[   78.516863][  T762]  ? exc_page_fault+0xee/0x100
[   78.517000][  T762]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.517176][  T762] RIP: 0033:0x7fb5752d308e
[   78.517323][  T762] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.517813][  T762] RSP: 002b:00007ffe3e964fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.518023][  T762] RAX: ffffffffffffffda RBX: 00007ffe3e965790 RCX: 00007fb5752d308e
[   78.518240][  T762] RDX: 0000000000000000 RSI: 00007ffe3e965090 RDI: 0000000000000005
[   78.518446][  T762] RBP: 00007ffe3e964ff0 R08: 0000000000000000 R09: 0000000000000000
[   78.518652][  T762] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   78.518857][  T762] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3e965760
[   78.519067][  T762]  </TASK>
[   78.519175][  T762] irq event stamp: 21175
[   78.519284][  T762] hardirqs last  enabled at (21183): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.519521][  T762] hardirqs last disabled at (21190): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.519760][  T762] softirqs last  enabled at (20418): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.519999][  T762] softirqs last disabled at (19383): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.520249][  T762] ---[ end trace 0000000000000000 ]---
[   78.530699][  T762] ------------[ cut here ]------------
[   78.530842][  T762] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/762
[   78.531071][  T762] CPU: 0 UID: 0 PID: 762 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.531346][  T762] Tainted: [W]=WARN
[   78.531445][  T762] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.531615][  T762] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.531785][  T762] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.532262][  T762] RSP: 0018:ffa0000001e171a0 EFLAGS: 00010286
[   78.532449][  T762] RAX: 00000000ffffffa6 RBX: ff11000015e02e40 RCX: 1ff40000003c2dfa
[   78.532648][  T762] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e02ef8
[   78.532848][  T762] RBP: ff11000010cb9000 R08: 1fe2200002bc05e0 R09: ff11000011ec0b80
[   78.533045][  T762] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   78.533249][  T762] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   78.533448][  T762] FS:  00007fb575099840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   78.533682][  T762] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.533847][  T762] CR2: 000000003bb279e8 CR3: 00000000161df002 CR4: 0000000000771ef0
[   78.534043][  T762] PKRU: 55555554
[   78.534146][  T762] Call Trace:
[   78.534251][  T762]  <TASK>
[   78.534319][  T762]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   78.534453][  T762]  rtmsg_ifinfo+0x5c/0xb0
[   78.534558][  T762]  __dev_notify_flags+0x1b8/0x280
[   78.534693][  T762]  ? netif_change_name+0x8c0/0x8c0
[   78.534824][  T762]  ? hsr_dev_finalize+0x925/0xc00
[   78.534958][  T762]  ? alloc_netdev_mqs+0xed0/0x1490
[   78.535088][  T762]  ? hsr_newlink+0x3b0/0x980
[   78.535230][  T762]  ? hsr_dellink+0x90/0x90
[   78.535362][  T762]  rtnl_configure_link+0x1ac/0x390
[   78.535497][  T762]  ? nla_strscpy+0xe3/0x180
[   78.535627][  T762]  rtnl_newlink_create+0x353/0x780
[   78.535759][  T762]  ? rtnl_create_link+0xf20/0xf20
[   78.535891][  T762]  ? __dev_get_by_name+0x12/0x50
[   78.536024][  T762]  ? rtnl_dev_get+0xd7/0x170
[   78.536167][  T762]  __rtnl_newlink+0x22b/0xa50
[   78.536309][  T762]  rtnl_newlink+0x8d1/0xea0
[   78.536444][  T762]  ? lock_acquire.part.0+0xbc/0x260
[   78.536579][  T762]  ? __rtnl_newlink+0xa50/0xa50
[   78.536708][  T762]  ? mark_usage+0x61/0x170
[   78.536845][  T762]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.536977][  T762]  ? __rtnl_newlink+0xa50/0xa50
[   78.537113][  T762]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.537248][  T762]  ? validate_chain+0x38b/0xc20
[   78.537378][  T762]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.537508][  T762]  ? __lock_acquire+0x508/0xc10
[   78.537641][  T762]  ? lock_acquire.part.0+0xbc/0x260
[   78.537771][  T762]  ? find_held_lock+0x2b/0x80
[   78.537902][  T762]  netlink_rcv_skb+0x14e/0x3a0
[   78.538034][  T762]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.538173][  T762]  ? netlink_ack+0xcd0/0xcd0
[   78.538312][  T762]  ? netlink_deliver_tap+0xc5/0x330
[   78.538444][  T762]  ? netlink_deliver_tap+0x13c/0x330
[   78.538579][  T762]  netlink_unicast+0x486/0x750
[   78.538711][  T762]  ? netlink_attachskb+0x810/0x810
[   78.538843][  T762]  ? __lock_acquire+0x508/0xc10
[   78.538976][  T762]  netlink_sendmsg+0x735/0xc60
[   78.539112][  T762]  ? netlink_unicast+0x750/0x750
[   78.539251][  T762]  ? __might_fault+0x97/0x140
[   78.539384][  T762]  ____sys_sendmsg+0x419/0x850
[   78.539515][  T762]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.539647][  T762]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.539811][  T762]  ? move_addr_to_kernel+0x40/0x40
[   78.539943][  T762]  ? stack_depot_save_flags+0x367/0x770
[   78.540074][  T762]  ? validate_chain+0x38b/0xc20
[   78.540211][  T762]  ___sys_sendmsg+0x14e/0x1d0
[   78.540348][  T762]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.540513][  T762]  ? copy_msghdr_from_user+0x460/0x460
[   78.540654][  T762]  __sys_sendmsg+0x145/0x1f0
[   78.540812][  T762]  ? __sys_sendmsg_sock+0x20/0x20
[   78.540943][  T762]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.541114][  T762]  ? do_raw_spin_unlock+0x59/0x250
[   78.541254][  T762]  ? rcu_is_watching+0x15/0xd0
[   78.541390][  T762]  do_syscall_64+0x117/0xfc0
[   78.541524][  T762]  ? trace_hardirqs_off+0xd/0x30
[   78.541658][  T762]  ? exc_page_fault+0xee/0x100
[   78.541792][  T762]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.541957][  T762] RIP: 0033:0x7fb5752d308e
[   78.542095][  T762] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.542578][  T762] RSP: 002b:00007ffe3e964fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.542777][  T762] RAX: ffffffffffffffda RBX: 00007ffe3e965790 RCX: 00007fb5752d308e
[   78.542974][  T762] RDX: 0000000000000000 RSI: 00007ffe3e965090 RDI: 0000000000000005
[   78.543178][  T762] RBP: 00007ffe3e964ff0 R08: 0000000000000000 R09: 0000000000000000
[   78.543382][  T762] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   78.543581][  T762] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3e965760
[   78.543783][  T762]  </TASK>
[   78.543882][  T762] irq event stamp: 29575
[   78.543983][  T762] hardirqs last  enabled at (29583): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.544219][  T762] hardirqs last disabled at (29592): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.544467][  T762] softirqs last  enabled at (28922): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.544699][  T762] softirqs last disabled at (28917): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.544930][  T762] ---[ end trace 0000000000000000 ]---
[   78.581637][  T763] vethA: entered promiscuous mode
[   78.581856][  T763] ------------[ cut here ]------------
[   78.581996][  T763] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/763
[   78.582992][  T763] CPU: 0 UID: 0 PID: 763 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.583356][  T763] Tainted: [W]=WARN
[   78.583464][  T763] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.583642][  T763] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.583827][  T763] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.584344][  T763] RSP: 0018:ffa0000001e26fb0 EFLAGS: 00010286
[   78.584527][  T763] RAX: 00000000ffffffa6 RBX: ff110000049a38c0 RCX: 1ff40000003c4dbc
[   78.584736][  T763] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a3978
[   78.584944][  T763] RBP: ff11000010f09000 R08: 1fe2200000934730 R09: ff11000011ec5180
[   78.585159][  T763] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   78.585376][  T763] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f09000
[   78.585589][  T763] FS:  00007f6f7dcf4840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   78.585839][  T763] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.586017][  T763] CR2: 00000000148169e8 CR3: 0000000016166004 CR4: 0000000000771ef0
[   78.586241][  T763] PKRU: 55555554
[   78.586348][  T763] Call Trace:
[   78.586454][  T763]  <TASK>
[   78.586527][  T763]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   78.586669][  T763]  ? netlink_sendmsg+0x735/0xc60
[   78.586811][  T763]  rtmsg_ifinfo+0x5c/0xb0
[   78.586921][  T763]  __dev_notify_flags+0x1b8/0x280
[   78.587062][  T763]  ? netdev_info+0xe2/0x116
[   78.587210][  T763]  ? netdev_notice+0x120/0x120
[   78.587358][  T763]  ? netif_change_name+0x8c0/0x8c0
[   78.587506][  T763]  __dev_set_promiscuity+0x194/0x230
[   78.587648][  T763]  netif_set_promiscuity+0x4c/0xc0
[   78.587791][  T763]  dev_set_promiscuity+0x9d/0x150
[   78.587936][  T763]  hsr_add_port+0x48c/0xb60
[   78.588081][  T763]  ? hsr_port_exists+0x60/0x60
[   78.588237][  T763]  ? timer_init_key+0x10d/0x280
[   78.588392][  T763]  hsr_dev_finalize+0x6e8/0xc00
[   78.588537][  T763]  ? alloc_netdev_mqs+0xed0/0x1490
[   78.588683][  T763]  hsr_newlink+0x3b0/0x980
[   78.588826][  T763]  ? hsr_dellink+0x90/0x90
[   78.588971][  T763]  ? rtnl_create_link+0x169/0xf20
[   78.589122][  T763]  ? nla_strscpy+0xe3/0x180
[   78.589274][  T763]  rtnl_newlink_create+0x2da/0x780
[   78.589418][  T763]  ? rtnl_create_link+0xf20/0xf20
[   78.589572][  T763]  ? __dev_get_by_name+0x12/0x50
[   78.589715][  T763]  ? rtnl_dev_get+0xd7/0x170
[   78.589860][  T763]  __rtnl_newlink+0x22b/0xa50
[   78.590006][  T763]  rtnl_newlink+0x8d1/0xea0
[   78.590155][  T763]  ? lock_acquire.part.0+0xbc/0x260
[   78.590306][  T763]  ? __rtnl_newlink+0xa50/0xa50
[   78.590449][  T763]  ? mark_usage+0x61/0x170
[   78.590594][  T763]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.590737][  T763]  ? __rtnl_newlink+0xa50/0xa50
[   78.590879][  T763]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.591022][  T763]  ? validate_chain+0x38b/0xc20
[   78.591171][  T763]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.591325][  T763]  ? __lock_acquire+0x508/0xc10
[   78.591470][  T763]  ? lock_acquire.part.0+0xbc/0x260
[   78.591610][  T763]  ? find_held_lock+0x2b/0x80
[   78.591751][  T763]  netlink_rcv_skb+0x14e/0x3a0
[   78.591892][  T763]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.592034][  T763]  ? netlink_ack+0xcd0/0xcd0
[   78.592184][  T763]  ? netlink_deliver_tap+0xc5/0x330
[   78.592332][  T763]  ? netlink_deliver_tap+0x13c/0x330
[   78.592476][  T763]  netlink_unicast+0x486/0x750
[   78.592618][  T763]  ? netlink_attachskb+0x810/0x810
[   78.592760][  T763]  ? __lock_acquire+0x508/0xc10
[   78.592904][  T763]  netlink_sendmsg+0x735/0xc60
[   78.593046][  T763]  ? netlink_unicast+0x750/0x750
[   78.593196][  T763]  ? __might_fault+0x97/0x140
[   78.593342][  T763]  ____sys_sendmsg+0x419/0x850
[   78.593484][  T763]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.593624][  T763]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.593799][  T763]  ? move_addr_to_kernel+0x40/0x40
[   78.593940][  T763]  ? stack_depot_save_flags+0x367/0x770
[   78.594081][  T763]  ? validate_chain+0x38b/0xc20
[   78.594235][  T763]  ___sys_sendmsg+0x14e/0x1d0
[   78.594376][  T763]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.594551][  T763]  ? copy_msghdr_from_user+0x460/0x460
[   78.594703][  T763]  __sys_sendmsg+0x145/0x1f0
[   78.594847][  T763]  ? __sys_sendmsg_sock+0x20/0x20
[   78.594987][  T763]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.595170][  T763]  ? do_raw_spin_unlock+0x59/0x250
[   78.595315][  T763]  ? rcu_is_watching+0x15/0xd0
[   78.595456][  T763]  do_syscall_64+0x117/0xfc0
[   78.595597][  T763]  ? trace_hardirqs_off+0xd/0x30
[   78.595737][  T763]  ? exc_page_fault+0xee/0x100
[   78.595878][  T763]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.596053][  T763] RIP: 0033:0x7f6f7df2e08e
[   78.596207][  T763] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.596708][  T763] RSP: 002b:00007fff03b08670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.596929][  T763] RAX: ffffffffffffffda RBX: 00007fff03b08e20 RCX: 00007f6f7df2e08e
[   78.597143][  T763] RDX: 0000000000000000 RSI: 00007fff03b08720 RDI: 0000000000000005
[   78.597359][  T763] RBP: 00007fff03b08680 R08: 0000000000000000 R09: 0000000000000000
[   78.597570][  T763] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   78.597780][  T763] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff03b08df0
[   78.597996][  T763]  </TASK>
[   78.598106][  T763] irq event stamp: 28943
[   78.598213][  T763] hardirqs last  enabled at (28951): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.598470][  T763] hardirqs last disabled at (28958): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.598713][  T763] softirqs last  enabled at (28176): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.598959][  T763] softirqs last disabled at (28087): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.599207][  T763] ---[ end trace 0000000000000000 ]---
[   78.599601][  T763] ------------[ cut here ]------------
[   78.599735][  T763] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/763
[   78.599972][  T763] CPU: 0 UID: 0 PID: 763 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.600261][  T763] Tainted: [W]=WARN
[   78.600365][  T763] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.600538][  T763] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.600718][  T763] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.601496][  T763] RSP: 0018:ffa0000001e26f90 EFLAGS: 00010286
[   78.601669][  T763] RAX: 00000000ffffffa6 RBX: ff110000049a3000 RCX: 1ff40000003c4db8
[   78.601872][  T763] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a30b8
[   78.602076][  T763] RBP: ff11000010f09000 R08: 1fe2200000934618 R09: ff11000011ec5180
[   78.602447][  T763] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   78.602676][  T763] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   78.602888][  T763] FS:  00007f6f7dcf4840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   78.603189][  T763] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.603377][  T763] CR2: 00000000148169e8 CR3: 0000000016166004 CR4: 0000000000771ef0
[   78.603641][  T763] PKRU: 55555554
[   78.603743][  T763] Call Trace:
[   78.603846][  T763]  <TASK>
[   78.603917][  T763]  ? rcu_is_watching+0x15/0xd0
[   78.604053][  T763]  rtnetlink_event+0xe0/0x1f0
[   78.604281][  T763]  notifier_call_chain+0xb0/0x320
[   78.604422][  T763]  __netdev_upper_dev_link+0x3a5/0x590
[   78.604560][  T763]  ? netdev_wait_allrefs_any+0x570/0x570
[   78.604698][  T763]  ? do_raw_spin_lock+0x131/0x280
[   78.604837][  T763]  ? find_held_lock+0x2b/0x80
[   78.604976][  T763]  netdev_master_upper_dev_link+0x86/0xb0
[   78.605211][  T763]  ? netdev_upper_dev_link+0xb0/0xb0
[   78.605355][  T763]  ? lockdep_rtnl_is_held+0x1a/0x20
[   78.605493][  T763]  ? hsr_port_get_hsr+0x9c/0x150
[   78.605631][  T763]  hsr_add_port+0x4eb/0xb60
[   78.605771][  T763]  ? hsr_port_exists+0x60/0x60
[   78.605908][  T763]  ? timer_init_key+0x10d/0x280
[   78.606046][  T763]  hsr_dev_finalize+0x6e8/0xc00
[   78.606274][  T763]  ? alloc_netdev_mqs+0xed0/0x1490
[   78.606413][  T763]  hsr_newlink+0x3b0/0x980
[   78.606551][  T763]  ? hsr_dellink+0x90/0x90
[   78.606687][  T763]  ? rtnl_create_link+0x169/0xf20
[   78.606825][  T763]  ? nla_strscpy+0xe3/0x180
[   78.606963][  T763]  rtnl_newlink_create+0x2da/0x780
[   78.607193][  T763]  ? rtnl_create_link+0xf20/0xf20
[   78.607340][  T763]  ? __dev_get_by_name+0x12/0x50
[   78.607476][  T763]  ? rtnl_dev_get+0xd7/0x170
[   78.607620][  T763]  __rtnl_newlink+0x22b/0xa50
[   78.607761][  T763]  rtnl_newlink+0x8d1/0xea0
[   78.607901][  T763]  ? lock_acquire.part.0+0xbc/0x260
[   78.608037][  T763]  ? __rtnl_newlink+0xa50/0xa50
[   78.608184][  T763]  ? mark_usage+0x61/0x170
[   78.608329][  T763]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.608467][  T763]  ? __rtnl_newlink+0xa50/0xa50
[   78.608604][  T763]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.608744][  T763]  ? validate_chain+0x38b/0xc20
[   78.608883][  T763]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.609020][  T763]  ? __lock_acquire+0x508/0xc10
[   78.609164][  T763]  ? lock_acquire.part.0+0xbc/0x260
[   78.609305][  T763]  ? find_held_lock+0x2b/0x80
[   78.609443][  T763]  netlink_rcv_skb+0x14e/0x3a0
[   78.609581][  T763]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.609719][  T763]  ? netlink_ack+0xcd0/0xcd0
[   78.609862][  T763]  ? netlink_deliver_tap+0xc5/0x330
[   78.609997][  T763]  ? netlink_deliver_tap+0x13c/0x330
[   78.610141][  T763]  netlink_unicast+0x486/0x750
[   78.610285][  T763]  ? netlink_attachskb+0x810/0x810
[   78.610424][  T763]  ? __lock_acquire+0x508/0xc10
[   78.610563][  T763]  netlink_sendmsg+0x735/0xc60
[   78.610702][  T763]  ? netlink_unicast+0x750/0x750
[   78.610842][  T763]  ? __might_fault+0x97/0x140
[   78.610983][  T763]  ____sys_sendmsg+0x419/0x850
[   78.611126][  T763]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.611278][  T763]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.611452][  T763]  ? move_addr_to_kernel+0x40/0x40
[   78.611590][  T763]  ? stack_depot_save_flags+0x367/0x770
[   78.611729][  T763]  ? validate_chain+0x38b/0xc20
[   78.611869][  T763]  ___sys_sendmsg+0x14e/0x1d0
[   78.612006][  T763]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.612182][  T763]  ? copy_msghdr_from_user+0x460/0x460
[   78.612337][  T763]  __sys_sendmsg+0x145/0x1f0
[   78.612476][  T763]  ? __sys_sendmsg_sock+0x20/0x20
[   78.612613][  T763]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.612786][  T763]  ? do_raw_spin_unlock+0x59/0x250
[   78.612926][  T763]  ? rcu_is_watching+0x15/0xd0
[   78.613065][  T763]  do_syscall_64+0x117/0xfc0
[   78.613208][  T763]  ? trace_hardirqs_off+0xd/0x30
[   78.613351][  T763]  ? exc_page_fault+0xee/0x100
[   78.613487][  T763]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.613659][  T763] RIP: 0033:0x7f6f7df2e08e
[   78.613801][  T763] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.614299][  T763] RSP: 002b:00007fff03b08670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.614505][  T763] RAX: ffffffffffffffda RBX: 00007fff03b08e20 RCX: 00007f6f7df2e08e
[   78.614709][  T763] RDX: 0000000000000000 RSI: 00007fff03b08720 RDI: 0000000000000005
[   78.614914][  T763] RBP: 00007fff03b08680 R08: 0000000000000000 R09: 0000000000000000
[   78.615136][  T763] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   78.615359][  T763] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff03b08df0
[   78.615568][  T763]  </TASK>
[   78.615670][  T763] irq event stamp: 31327
[   78.615773][  T763] hardirqs last  enabled at (31335): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.616014][  T763] hardirqs last disabled at (31342): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.616267][  T763] softirqs last  enabled at (30928): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.616505][  T763] softirqs last disabled at (30911): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.616741][  T763] ---[ end trace 0000000000000000 ]---
[   78.617022][  T763] ------------[ cut here ]------------
[   78.617175][  T763] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/763
[   78.617423][  T763] CPU: 3 UID: 0 PID: 763 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.617702][  T763] Tainted: [W]=WARN
[   78.617807][  T763] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.617981][  T763] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.618166][  T763] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.618664][  T763] RSP: 0018:ffa0000001e26f10 EFLAGS: 00010286
[   78.618838][  T763] RAX: 00000000ffffffa6 RBX: ff110000049a3540 RCX: 1ff40000003c4da8
[   78.619045][  T763] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a35f8
[   78.619280][  T763] RBP: ff110000138a4000 R08: 1fe22000009346c0 R09: ff11000011ec5180
[   78.619501][  T763] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   78.619708][  T763] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   78.619919][  T763] FS:  00007f6f7dcf4840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   78.620168][  T763] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.620347][  T763] CR2: 000000003e2c09e8 CR3: 0000000016166004 CR4: 0000000000771ef0
[   78.620559][  T763] PKRU: 55555554
[   78.620663][  T763] Call Trace:
[   78.620766][  T763]  <TASK>
[   78.620837][  T763]  ? rcu_is_watching+0x15/0xd0
[   78.620977][  T763]  rtnetlink_event+0xe0/0x1f0
[   78.621123][  T763]  notifier_call_chain+0xb0/0x320
[   78.621270][  T763]  netif_set_mtu_ext+0x354/0x5f0
[   78.621411][  T763]  ? dev_validate_mtu+0x180/0x180
[   78.621551][  T763]  ? __netdev_update_features+0x4b0/0xdf0
[   78.621694][  T763]  netif_set_mtu+0x85/0xe0
[   78.621834][  T763]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   78.621979][  T763]  dev_set_mtu+0x9d/0x150
[   78.622085][  T763]  ? dev_disable_lro+0x95/0x140
[   78.622234][  T763]  hsr_add_port+0x6e3/0xb60
[   78.622377][  T763]  ? hsr_port_exists+0x60/0x60
[   78.622518][  T763]  ? timer_init_key+0x10d/0x280
[   78.622659][  T763]  hsr_dev_finalize+0x6e8/0xc00
[   78.622802][  T763]  ? alloc_netdev_mqs+0xed0/0x1490
[   78.622942][  T763]  hsr_newlink+0x3b0/0x980
[   78.623082][  T763]  ? hsr_dellink+0x90/0x90
[   78.623232][  T763]  ? rtnl_create_link+0x169/0xf20
[   78.623374][  T763]  ? nla_strscpy+0xe3/0x180
[   78.623515][  T763]  rtnl_newlink_create+0x2da/0x780
[   78.623655][  T763]  ? rtnl_create_link+0xf20/0xf20
[   78.623796][  T763]  ? __dev_get_by_name+0x12/0x50
[   78.623936][  T763]  ? rtnl_dev_get+0xd7/0x170
[   78.624081][  T763]  __rtnl_newlink+0x22b/0xa50
[   78.624234][  T763]  rtnl_newlink+0x8d1/0xea0
[   78.624377][  T763]  ? lock_acquire.part.0+0xbc/0x260
[   78.624517][  T763]  ? __rtnl_newlink+0xa50/0xa50
[   78.624655][  T763]  ? mark_usage+0x61/0x170
[   78.624797][  T763]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.624940][  T763]  ? __rtnl_newlink+0xa50/0xa50
[   78.625079][  T763]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.625224][  T763]  ? validate_chain+0x38b/0xc20
[   78.625369][  T763]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.625507][  T763]  ? __lock_acquire+0x508/0xc10
[   78.625648][  T763]  ? lock_acquire.part.0+0xbc/0x260
[   78.625787][  T763]  ? find_held_lock+0x2b/0x80
[   78.625927][  T763]  netlink_rcv_skb+0x14e/0x3a0
[   78.626067][  T763]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.626221][  T763]  ? netlink_ack+0xcd0/0xcd0
[   78.626369][  T763]  ? netlink_deliver_tap+0xc5/0x330
[   78.626509][  T763]  ? netlink_deliver_tap+0x13c/0x330
[   78.626650][  T763]  netlink_unicast+0x486/0x750
[   78.626791][  T763]  ? netlink_attachskb+0x810/0x810
[   78.626931][  T763]  ? __lock_acquire+0x508/0xc10
[   78.627073][  T763]  netlink_sendmsg+0x735/0xc60
[   78.627218][  T763]  ? netlink_unicast+0x750/0x750
[   78.627389][  T763]  ? __might_fault+0x97/0x140
[   78.627543][  T763]  ____sys_sendmsg+0x419/0x850
[   78.627684][  T763]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.627823][  T763]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.627997][  T763]  ? move_addr_to_kernel+0x40/0x40
[   78.628143][  T763]  ? stack_depot_save_flags+0x367/0x770
[   78.628292][  T763]  ? validate_chain+0x38b/0xc20
[   78.628433][  T763]  ___sys_sendmsg+0x14e/0x1d0
[   78.628573][  T763]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.628748][  T763]  ? copy_msghdr_from_user+0x460/0x460
[   78.628898][  T763]  __sys_sendmsg+0x145/0x1f0
[   78.629038][  T763]  ? __sys_sendmsg_sock+0x20/0x20
[   78.629180][  T763]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.629365][  T763]  ? do_raw_spin_unlock+0x59/0x250
[   78.629504][  T763]  ? rcu_is_watching+0x15/0xd0
[   78.629646][  T763]  do_syscall_64+0x117/0xfc0
[   78.629785][  T763]  ? trace_hardirqs_off+0xd/0x30
[   78.629925][  T763]  ? exc_page_fault+0xee/0x100
[   78.630063][  T763]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.630246][  T763] RIP: 0033:0x7f6f7df2e08e
[   78.630393][  T763] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.630887][  T763] RSP: 002b:00007fff03b08670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.631112][  T763] RAX: ffffffffffffffda RBX: 00007fff03b08e20 RCX: 00007f6f7df2e08e
[   78.631329][  T763] RDX: 0000000000000000 RSI: 00007fff03b08720 RDI: 0000000000000005
[   78.631538][  T763] RBP: 00007fff03b08680 R08: 0000000000000000 R09: 0000000000000000
[   78.631747][  T763] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   78.631956][  T763] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff03b08df0
[   78.632177][  T763]  </TASK>
[   78.632287][  T763] irq event stamp: 32307
[   78.632390][  T763] hardirqs last  enabled at (32315): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.632632][  T763] hardirqs last disabled at (32322): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.632872][  T763] softirqs last  enabled at (31996): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.633123][  T763] softirqs last disabled at (31991): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.633371][  T763] ---[ end trace 0000000000000000 ]---
[   78.633568][  T763] vethB: entered promiscuous mode
[   78.633784][  T763] ------------[ cut here ]------------
[   78.633922][  T763] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/763
[   78.634177][  T763] CPU: 3 UID: 0 PID: 763 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.634465][  T763] Tainted: [W]=WARN
[   78.634573][  T763] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.634752][  T763] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.634936][  T763] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.635483][  T763] RSP: 0018:ffa0000001e26fb0 EFLAGS: 00010286
[   78.635662][  T763] RAX: 00000000ffffffa6 RBX: ff110000049a3e00 RCX: 1ff40000003c4dbc
[   78.635873][  T763] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a3eb8
[   78.636087][  T763] RBP: ff11000004ca4000 R08: 1fe22000009347d8 R09: ff11000011ec5180
[   78.636311][  T763] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   78.636525][  T763] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004ca4000
[   78.636739][  T763] FS:  00007f6f7dcf4840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   78.636989][  T763] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.637172][  T763] CR2: 000000003e2c09e8 CR3: 0000000016166004 CR4: 0000000000771ef0
[   78.637390][  T763] PKRU: 55555554
[   78.637495][  T763] Call Trace:
[   78.637601][  T763]  <TASK>
[   78.637674][  T763]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   78.637817][  T763]  ? netlink_sendmsg+0x735/0xc60
[   78.637959][  T763]  rtmsg_ifinfo+0x5c/0xb0
[   78.638068][  T763]  __dev_notify_flags+0x1b8/0x280
[   78.638217][  T763]  ? netdev_info+0xe2/0x116
[   78.638365][  T763]  ? netdev_notice+0x120/0x120
[   78.638508][  T763]  ? netif_change_name+0x8c0/0x8c0
[   78.638655][  T763]  __dev_set_promiscuity+0x194/0x230
[   78.638799][  T763]  netif_set_promiscuity+0x4c/0xc0
[   78.638942][  T763]  dev_set_promiscuity+0x9d/0x150
[   78.639089][  T763]  hsr_add_port+0x48c/0xb60
[   78.639268][  T763]  ? hsr_port_exists+0x60/0x60
[   78.639419][  T763]  ? timer_init_key+0x10d/0x280
[   78.639564][  T763]  hsr_dev_finalize+0x727/0xc00
[   78.639710][  T763]  ? alloc_netdev_mqs+0xed0/0x1490
[   78.639851][  T763]  hsr_newlink+0x3b0/0x980
[   78.639995][  T763]  ? hsr_dellink+0x90/0x90
[   78.640145][  T763]  ? rtnl_create_link+0x169/0xf20
[   78.640294][  T763]  ? nla_strscpy+0xe3/0x180
[   78.640449][  T763]  rtnl_newlink_create+0x2da/0x780
[   78.640592][  T763]  ? rtnl_create_link+0xf20/0xf20
[   78.640735][  T763]  ? __dev_get_by_name+0x12/0x50
[   78.640877][  T763]  ? rtnl_dev_get+0xd7/0x170
[   78.641023][  T763]  __rtnl_newlink+0x22b/0xa50
[   78.641177][  T763]  rtnl_newlink+0x8d1/0xea0
[   78.641327][  T763]  ? lock_acquire.part.0+0xbc/0x260
[   78.641472][  T763]  ? __rtnl_newlink+0xa50/0xa50
[   78.641616][  T763]  ? mark_usage+0x61/0x170
[   78.641761][  T763]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.641905][  T763]  ? __rtnl_newlink+0xa50/0xa50
[   78.642048][  T763]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.642196][  T763]  ? validate_chain+0x38b/0xc20
[   78.642345][  T763]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.642487][  T763]  ? __lock_acquire+0x508/0xc10
[   78.642632][  T763]  ? lock_acquire.part.0+0xbc/0x260
[   78.642775][  T763]  ? find_held_lock+0x2b/0x80
[   78.642920][  T763]  netlink_rcv_skb+0x14e/0x3a0
[   78.643063][  T763]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.643211][  T763]  ? netlink_ack+0xcd0/0xcd0
[   78.643363][  T763]  ? netlink_deliver_tap+0xc5/0x330
[   78.643506][  T763]  ? netlink_deliver_tap+0x13c/0x330
[   78.643653][  T763]  netlink_unicast+0x486/0x750
[   78.643798][  T763]  ? netlink_attachskb+0x810/0x810
[   78.643941][  T763]  ? __lock_acquire+0x508/0xc10
[   78.644085][  T763]  netlink_sendmsg+0x735/0xc60
[   78.644239][  T763]  ? netlink_unicast+0x750/0x750
[   78.644385][  T763]  ? __might_fault+0x97/0x140
[   78.644530][  T763]  ____sys_sendmsg+0x419/0x850
[   78.644673][  T763]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.644819][  T763]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.644997][  T763]  ? move_addr_to_kernel+0x40/0x40
[   78.645146][  T763]  ? stack_depot_save_flags+0x367/0x770
[   78.645297][  T763]  ? validate_chain+0x38b/0xc20
[   78.645441][  T763]  ___sys_sendmsg+0x14e/0x1d0
[   78.645585][  T763]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.645763][  T763]  ? copy_msghdr_from_user+0x460/0x460
[   78.645918][  T763]  __sys_sendmsg+0x145/0x1f0
[   78.646061][  T763]  ? __sys_sendmsg_sock+0x20/0x20
[   78.646209][  T763]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.646394][  T763]  ? do_raw_spin_unlock+0x59/0x250
[   78.646540][  T763]  ? rcu_is_watching+0x15/0xd0
[   78.646683][  T763]  do_syscall_64+0x117/0xfc0
[   78.646839][  T763]  ? trace_hardirqs_off+0xd/0x30
[   78.646985][  T763]  ? exc_page_fault+0xee/0x100
[   78.647133][  T763]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.647319][  T763] RIP: 0033:0x7f6f7df2e08e
[   78.647466][  T763] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.647974][  T763] RSP: 002b:00007fff03b08670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.648195][  T763] RAX: ffffffffffffffda RBX: 00007fff03b08e20 RCX: 00007f6f7df2e08e
[   78.648415][  T763] RDX: 0000000000000000 RSI: 00007fff03b08720 RDI: 0000000000000005
[   78.648642][  T763] RBP: 00007fff03b08680 R08: 0000000000000000 R09: 0000000000000000
[   78.648854][  T763] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   78.649070][  T763] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff03b08df0
[   78.649298][  T763]  </TASK>
[   78.649404][  T763] irq event stamp: 33247
[   78.649511][  T763] hardirqs last  enabled at (33255): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.649760][  T763] hardirqs last disabled at (33262): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.650005][  T763] softirqs last  enabled at (32514): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.650261][  T763] softirqs last disabled at (32509): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.650509][  T763] ---[ end trace 0000000000000000 ]---
[   78.650920][  T763] ------------[ cut here ]------------
[   78.651056][  T763] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/763
[   78.651313][  T763] CPU: 3 UID: 0 PID: 763 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.651592][  T763] Tainted: [W]=WARN
[   78.651698][  T763] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.651872][  T763] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.652049][  T763] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.653147][  T763] RSP: 0018:ffa0000001e26f90 EFLAGS: 00010286
[   78.653331][  T763] RAX: 00000000ffffffa6 RBX: ff110000049a2900 RCX: 1ff40000003c4db8
[   78.653540][  T763] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a29b8
[   78.653748][  T763] RBP: ff11000004ca4000 R08: 1fe2200000934538 R09: ff11000011ec5180
[   78.653984][  T763] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   78.654257][  T763] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   78.654465][  T763] FS:  00007f6f7dcf4840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   78.654765][  T763] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.654962][  T763] CR2: 000000003e2c09e8 CR3: 0000000016166004 CR4: 0000000000771ef0
[   78.655242][  T763] PKRU: 55555554
[   78.655349][  T763] Call Trace:
[   78.655453][  T763]  <TASK>
[   78.655523][  T763]  ? rcu_is_watching+0x15/0xd0
[   78.655659][  T763]  rtnetlink_event+0xe0/0x1f0
[   78.655798][  T763]  notifier_call_chain+0xb0/0x320
[   78.655939][  T763]  __netdev_upper_dev_link+0x3a5/0x590
[   78.656077][  T763]  ? netdev_wait_allrefs_any+0x570/0x570
[   78.656284][  T763]  ? do_raw_spin_lock+0x131/0x280
[   78.656425][  T763]  ? find_held_lock+0x2b/0x80
[   78.656565][  T763]  netdev_master_upper_dev_link+0x86/0xb0
[   78.656702][  T763]  ? netdev_upper_dev_link+0xb0/0xb0
[   78.656841][  T763]  ? lockdep_rtnl_is_held+0x1a/0x20
[   78.656981][  T763]  ? hsr_port_get_hsr+0x9c/0x150
[   78.657180][  T763]  hsr_add_port+0x4eb/0xb60
[   78.657325][  T763]  ? hsr_port_exists+0x60/0x60
[   78.657463][  T763]  ? timer_init_key+0x10d/0x280
[   78.657603][  T763]  hsr_dev_finalize+0x727/0xc00
[   78.657743][  T763]  ? alloc_netdev_mqs+0xed0/0x1490
[   78.657880][  T763]  hsr_newlink+0x3b0/0x980
[   78.658018][  T763]  ? hsr_dellink+0x90/0x90
[   78.658216][  T763]  ? rtnl_create_link+0x169/0xf20
[   78.658360][  T763]  ? nla_strscpy+0xe3/0x180
[   78.658499][  T763]  rtnl_newlink_create+0x2da/0x780
[   78.658639][  T763]  ? rtnl_create_link+0xf20/0xf20
[   78.658780][  T763]  ? __dev_get_by_name+0x12/0x50
[   78.658921][  T763]  ? rtnl_dev_get+0xd7/0x170
[   78.659062][  T763]  __rtnl_newlink+0x22b/0xa50
[   78.659271][  T763]  rtnl_newlink+0x8d1/0xea0
[   78.659411][  T763]  ? lock_acquire.part.0+0xbc/0x260
[   78.659549][  T763]  ? __rtnl_newlink+0xa50/0xa50
[   78.659687][  T763]  ? mark_usage+0x61/0x170
[   78.659831][  T763]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.659971][  T763]  ? __rtnl_newlink+0xa50/0xa50
[   78.660168][  T763]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.660315][  T763]  ? validate_chain+0x38b/0xc20
[   78.660452][  T763]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.660591][  T763]  ? __lock_acquire+0x508/0xc10
[   78.660732][  T763]  ? lock_acquire.part.0+0xbc/0x260
[   78.660869][  T763]  ? find_held_lock+0x2b/0x80
[   78.661008][  T763]  netlink_rcv_skb+0x14e/0x3a0
[   78.661208][  T763]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.661349][  T763]  ? netlink_ack+0xcd0/0xcd0
[   78.661490][  T763]  ? netlink_deliver_tap+0xc5/0x330
[   78.661628][  T763]  ? netlink_deliver_tap+0x13c/0x330
[   78.661768][  T763]  netlink_unicast+0x486/0x750
[   78.661906][  T763]  ? netlink_attachskb+0x810/0x810
[   78.662063][  T763]  ? __lock_acquire+0x508/0xc10
[   78.662270][  T763]  netlink_sendmsg+0x735/0xc60
[   78.662411][  T763]  ? netlink_unicast+0x750/0x750
[   78.662549][  T763]  ? __might_fault+0x97/0x140
[   78.662686][  T763]  ____sys_sendmsg+0x419/0x850
[   78.662822][  T763]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.662960][  T763]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.663193][  T763]  ? move_addr_to_kernel+0x40/0x40
[   78.663337][  T763]  ? stack_depot_save_flags+0x367/0x770
[   78.663475][  T763]  ? validate_chain+0x38b/0xc20
[   78.663615][  T763]  ___sys_sendmsg+0x14e/0x1d0
[   78.663753][  T763]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.663924][  T763]  ? copy_msghdr_from_user+0x460/0x460
[   78.664073][  T763]  __sys_sendmsg+0x145/0x1f0
[   78.664301][  T763]  ? __sys_sendmsg_sock+0x20/0x20
[   78.664440][  T763]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.664615][  T763]  ? do_raw_spin_unlock+0x59/0x250
[   78.664754][  T763]  ? rcu_is_watching+0x15/0xd0
[   78.664895][  T763]  do_syscall_64+0x117/0xfc0
[   78.665033][  T763]  ? trace_hardirqs_off+0xd/0x30
[   78.665237][  T763]  ? exc_page_fault+0xee/0x100
[   78.665375][  T763]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.665546][  T763] RIP: 0033:0x7f6f7df2e08e
[   78.665690][  T763] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.666253][  T763] RSP: 002b:00007fff03b08670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.666463][  T763] RAX: ffffffffffffffda RBX: 00007fff03b08e20 RCX: 00007f6f7df2e08e
[   78.666671][  T763] RDX: 0000000000000000 RSI: 00007fff03b08720 RDI: 0000000000000005
[   78.666879][  T763] RBP: 00007fff03b08680 R08: 0000000000000000 R09: 0000000000000000
[   78.667085][  T763] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   78.667358][  T763] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff03b08df0
[   78.667569][  T763]  </TASK>
[   78.667672][  T763] irq event stamp: 36517
[   78.667776][  T763] hardirqs last  enabled at (36525): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.668017][  T763] hardirqs last disabled at (36532): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.668324][  T763] softirqs last  enabled at (36634): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.668565][  T763] softirqs last disabled at (36541): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.668802][  T763] ---[ end trace 0000000000000000 ]---
[   78.681037][  T763] ------------[ cut here ]------------
[   78.681217][  T763] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/763
[   78.681461][  T763] CPU: 1 UID: 0 PID: 763 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.681733][  T763] Tainted: [W]=WARN
[   78.681835][  T763] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.682003][  T763] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.682188][  T763] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.682672][  T763] RSP: 0018:ffa0000001e271a0 EFLAGS: 00010286
[   78.682844][  T763] RAX: 00000000ffffffa6 RBX: ff11000013fc4200 RCX: 1ff40000003c4dfa
[   78.683073][  T763] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc42b8
[   78.683284][  T763] RBP: ff110000138a4000 R08: 1fe22000027f8858 R09: ff11000011ec5180
[   78.683487][  T763] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   78.683692][  T763] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   78.683897][  T763] FS:  00007f6f7dcf4840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   78.684143][  T763] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.684320][  T763] CR2: 00007f026a56a574 CR3: 0000000016166004 CR4: 0000000000771ef0
[   78.684524][  T763] PKRU: 55555554
[   78.684627][  T763] Call Trace:
[   78.684730][  T763]  <TASK>
[   78.684804][  T763]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   78.684940][  T763]  rtmsg_ifinfo+0x5c/0xb0
[   78.685043][  T763]  __dev_notify_flags+0x1b8/0x280
[   78.685183][  T763]  ? netif_change_name+0x8c0/0x8c0
[   78.685321][  T763]  ? hsr_dev_finalize+0x925/0xc00
[   78.685457][  T763]  ? alloc_netdev_mqs+0xed0/0x1490
[   78.685591][  T763]  ? hsr_newlink+0x3b0/0x980
[   78.685727][  T763]  ? hsr_dellink+0x90/0x90
[   78.685865][  T763]  rtnl_configure_link+0x1ac/0x390
[   78.686000][  T763]  ? nla_strscpy+0xe3/0x180
[   78.686141][  T763]  rtnl_newlink_create+0x353/0x780
[   78.686293][  T763]  ? rtnl_create_link+0xf20/0xf20
[   78.686440][  T763]  ? __dev_get_by_name+0x12/0x50
[   78.686576][  T763]  ? rtnl_dev_get+0xd7/0x170
[   78.686716][  T763]  __rtnl_newlink+0x22b/0xa50
[   78.686855][  T763]  rtnl_newlink+0x8d1/0xea0
[   78.686994][  T763]  ? lock_acquire.part.0+0xbc/0x260
[   78.687136][  T763]  ? __rtnl_newlink+0xa50/0xa50
[   78.687276][  T763]  ? mark_usage+0x61/0x170
[   78.687414][  T763]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.687549][  T763]  ? __rtnl_newlink+0xa50/0xa50
[   78.687684][  T763]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.687817][  T763]  ? validate_chain+0x38b/0xc20
[   78.687953][  T763]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.688086][  T763]  ? __lock_acquire+0x508/0xc10
[   78.688232][  T763]  ? lock_acquire.part.0+0xbc/0x260
[   78.688367][  T763]  ? find_held_lock+0x2b/0x80
[   78.688504][  T763]  netlink_rcv_skb+0x14e/0x3a0
[   78.688638][  T763]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.688772][  T763]  ? netlink_ack+0xcd0/0xcd0
[   78.688908][  T763]  ? netlink_deliver_tap+0xc5/0x330
[   78.689044][  T763]  ? netlink_deliver_tap+0x13c/0x330
[   78.689186][  T763]  netlink_unicast+0x486/0x750
[   78.689328][  T763]  ? netlink_attachskb+0x810/0x810
[   78.689463][  T763]  ? __lock_acquire+0x508/0xc10
[   78.689620][  T763]  netlink_sendmsg+0x735/0xc60
[   78.689762][  T763]  ? netlink_unicast+0x750/0x750
[   78.689897][  T763]  ? __might_fault+0x97/0x140
[   78.690035][  T763]  ____sys_sendmsg+0x419/0x850
[   78.690176][  T763]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.690316][  T763]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.690484][  T763]  ? move_addr_to_kernel+0x40/0x40
[   78.690620][  T763]  ? stack_depot_save_flags+0x367/0x770
[   78.690756][  T763]  ? validate_chain+0x38b/0xc20
[   78.690894][  T763]  ___sys_sendmsg+0x14e/0x1d0
[   78.691031][  T763]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.691204][  T763]  ? copy_msghdr_from_user+0x460/0x460
[   78.691384][  T763]  __sys_sendmsg+0x145/0x1f0
[   78.691519][  T763]  ? __sys_sendmsg_sock+0x20/0x20
[   78.691654][  T763]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.691850][  T763]  ? do_raw_spin_unlock+0x59/0x250
[   78.691985][  T763]  ? rcu_is_watching+0x15/0xd0
[   78.692128][  T763]  do_syscall_64+0x117/0xfc0
[   78.692270][  T763]  ? trace_hardirqs_off+0xd/0x30
[   78.692405][  T763]  ? exc_page_fault+0xee/0x100
[   78.692540][  T763]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.692707][  T763] RIP: 0033:0x7f6f7df2e08e
[   78.692848][  T763] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.693343][  T763] RSP: 002b:00007fff03b08670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.693547][  T763] RAX: ffffffffffffffda RBX: 00007fff03b08e20 RCX: 00007f6f7df2e08e
[   78.693749][  T763] RDX: 0000000000000000 RSI: 00007fff03b08720 RDI: 0000000000000005
[   78.693952][  T763] RBP: 00007fff03b08680 R08: 0000000000000000 R09: 0000000000000000
[   78.694164][  T763] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b1
[   78.694373][  T763] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff03b08df0
[   78.694581][  T763]  </TASK>
[   78.694683][  T763] irq event stamp: 48591
[   78.694784][  T763] hardirqs last  enabled at (48599): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.695019][  T763] hardirqs last disabled at (48606): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.695261][  T763] softirqs last  enabled at (48068): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.695510][  T763] softirqs last disabled at (48063): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.695746][  T763] ---[ end trace 0000000000000000 ]---
[   78.812593][  T767] ------------[ cut here ]------------
[   78.812802][  T767] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/767
[   78.813060][  T767] CPU: 3 UID: 0 PID: 767 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.813830][  T767] Tainted: [W]=WARN
[   78.813944][  T767] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.814130][  T767] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.814322][  T767] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.814844][  T767] RSP: 0018:ffa0000001e57020 EFLAGS: 00010286
[   78.815028][  T767] RAX: 00000000ffffffa6 RBX: ff11000005f69a80 RCX: 1ff40000003cadca
[   78.815259][  T767] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f69b38
[   78.815476][  T767] RBP: ff11000010469000 R08: 1fe2200000bed368 R09: ff11000011c00b58
[   78.815690][  T767] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   78.815907][  T767] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010469ce1
[   78.816122][  T767] FS:  00007f9321312840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   78.816395][  T767] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.816574][  T767] CR2: 00007f93215e21a0 CR3: 0000000011e6f003 CR4: 0000000000771ef0
[   78.816780][  T767] PKRU: 55555554
[   78.816883][  T767] Call Trace:
[   78.816987][  T767]  <TASK>
[   78.817060][  T767]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   78.817215][  T767]  rtmsg_ifinfo+0x5c/0xb0
[   78.817331][  T767]  ? mark_held_locks+0x40/0x70
[   78.817471][  T767]  __dev_notify_flags+0x1b8/0x280
[   78.817611][  T767]  ? netif_change_name+0x8c0/0x8c0
[   78.817749][  T767]  ? __dev_change_flags+0x4a4/0x660
[   78.817889][  T767]  ? netif_set_allmulti+0x250/0x250
[   78.818028][  T767]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.818177][  T767]  ? is_bpf_text_address+0x68/0x110
[   78.818323][  T767]  netif_change_flags+0xfe/0x190
[   78.818463][  T767]  do_setlink.isra.0+0x1cc3/0x2750
[   78.818604][  T767]  ? rtnl_link_get_size+0x350/0x350
[   78.818741][  T767]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   78.818913][  T767]  ? rcu_read_lock_any_held+0x3c/0x90
[   78.819051][  T767]  ? validate_chain+0x38b/0xc20
[   78.819195][  T767]  ? rcu_read_lock_any_held+0x66/0x90
[   78.819340][  T767]  ? stack_depot_save_flags+0x367/0x770
[   78.819480][  T767]  ? __lock_acquire+0x508/0xc10
[   78.819620][  T767]  ? lock_acquire.part.0+0xbc/0x260
[   78.819756][  T767]  ? rtnl_newlink+0x883/0xea0
[   78.819898][  T767]  ? rcu_is_watching+0x15/0xd0
[   78.820037][  T767]  ? lock_acquire+0x134/0x160
[   78.820179][  T767]  ? rcu_is_watching+0x15/0xd0
[   78.820319][  T767]  ? rcu_is_watching+0x15/0xd0
[   78.820456][  T767]  ? trace_contention_end+0xb3/0x1a0
[   78.820595][  T767]  ? __mutex_lock+0x1db/0x2010
[   78.820736][  T767]  ? __mutex_lock+0x9b2/0x2010
[   78.820875][  T767]  ? rtnl_newlink+0x883/0xea0
[   78.821016][  T767]  ? ww_mutex_lock+0x160/0x160
[   78.821164][  T767]  ? __rtnl_newlink+0x3fa/0xa50
[   78.821307][  T767]  rtnl_newlink+0x8d1/0xea0
[   78.821448][  T767]  ? lock_acquire.part.0+0xbc/0x260
[   78.821589][  T767]  ? __rtnl_newlink+0xa50/0xa50
[   78.821729][  T767]  ? mark_usage+0x61/0x170
[   78.821870][  T767]  ? lock_acquire.part.0+0xbc/0x260
[   78.822007][  T767]  ? find_held_lock+0x2b/0x80
[   78.822148][  T767]  ? __rtnl_newlink+0xa50/0xa50
[   78.822293][  T767]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.822433][  T767]  ? __rtnl_newlink+0xa50/0xa50
[   78.822570][  T767]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.822706][  T767]  ? validate_chain+0x38b/0xc20
[   78.822843][  T767]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.822979][  T767]  ? __lock_acquire+0x508/0xc10
[   78.823122][  T767]  ? lock_acquire.part.0+0xbc/0x260
[   78.823264][  T767]  ? find_held_lock+0x2b/0x80
[   78.823403][  T767]  netlink_rcv_skb+0x14e/0x3a0
[   78.823541][  T767]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.823678][  T767]  ? netlink_ack+0xcd0/0xcd0
[   78.823819][  T767]  ? netlink_deliver_tap+0xc5/0x330
[   78.823957][  T767]  ? netlink_deliver_tap+0x13c/0x330
[   78.824102][  T767]  netlink_unicast+0x486/0x750
[   78.824249][  T767]  ? netlink_attachskb+0x810/0x810
[   78.824386][  T767]  ? __lock_acquire+0x508/0xc10
[   78.824525][  T767]  netlink_sendmsg+0x735/0xc60
[   78.824664][  T767]  ? netlink_unicast+0x750/0x750
[   78.824803][  T767]  ? __might_fault+0x97/0x140
[   78.824943][  T767]  ____sys_sendmsg+0x419/0x850
[   78.825081][  T767]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.825226][  T767]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.825401][  T767]  ? move_addr_to_kernel+0x40/0x40
[   78.825540][  T767]  ? stack_depot_save_flags+0x367/0x770
[   78.825678][  T767]  ? validate_chain+0x38b/0xc20
[   78.825816][  T767]  ___sys_sendmsg+0x14e/0x1d0
[   78.825954][  T767]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.826131][  T767]  ? copy_msghdr_from_user+0x460/0x460
[   78.826285][  T767]  __sys_sendmsg+0x145/0x1f0
[   78.826424][  T767]  ? __sys_sendmsg_sock+0x20/0x20
[   78.826561][  T767]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.826734][  T767]  ? do_raw_spin_unlock+0x59/0x250
[   78.826874][  T767]  ? rcu_is_watching+0x15/0xd0
[   78.827015][  T767]  do_syscall_64+0x117/0xfc0
[   78.827164][  T767]  ? trace_hardirqs_off+0xd/0x30
[   78.827312][  T767]  ? exc_page_fault+0xee/0x100
[   78.827451][  T767]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.827623][  T767] RIP: 0033:0x7f932154c08e
[   78.827771][  T767] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.828275][  T767] RSP: 002b:00007ffca735e860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.828484][  T767] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f932154c08e
[   78.828690][  T767] RDX: 0000000000000000 RSI: 00007ffca735e910 RDI: 0000000000000005
[   78.828899][  T767] RBP: 00007ffca735e870 R08: 0000000000000000 R09: 0000000000000000
[   78.829111][  T767] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b2
[   78.829324][  T767] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca735efe0
[   78.829536][  T767]  </TASK>
[   78.829639][  T767] irq event stamp: 19013
[   78.829743][  T767] hardirqs last  enabled at (19021): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.829986][  T767] hardirqs last disabled at (19028): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.830233][  T767] softirqs last  enabled at (18174): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.830474][  T767] softirqs last disabled at (17501): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.830716][  T767] ---[ end trace 0000000000000000 ]---
[   78.860080][  T768] ------------[ cut here ]------------
[   78.860768][  T768] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/768
[   78.861021][  T768] CPU: 0 UID: 0 PID: 768 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.861314][  T768] Tainted: [W]=WARN
[   78.861418][  T768] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.861588][  T768] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.861767][  T768] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.862253][  T768] RSP: 0018:ffa0000001e67020 EFLAGS: 00010286
[   78.862427][  T768] RAX: 00000000ffffffa6 RBX: ff11000004e39540 RCX: 1ff40000003ccdca
[   78.862630][  T768] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e395f8
[   78.862831][  T768] RBP: ff11000010f71000 R08: 1fe22000009c72c0 R09: ff11000015d58b58
[   78.863029][  T768] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   78.863244][  T768] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f71ce1
[   78.863452][  T768] FS:  00007ff052c69840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   78.863692][  T768] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.863862][  T768] CR2: 00000000298e6988 CR3: 0000000016205005 CR4: 0000000000771ef0
[   78.864067][  T768] PKRU: 55555554
[   78.864186][  T768] Call Trace:
[   78.864292][  T768]  <TASK>
[   78.864362][  T768]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   78.864499][  T768]  rtmsg_ifinfo+0x5c/0xb0
[   78.864603][  T768]  ? mark_held_locks+0x40/0x70
[   78.864740][  T768]  __dev_notify_flags+0x1b8/0x280
[   78.864877][  T768]  ? netif_change_name+0x8c0/0x8c0
[   78.865012][  T768]  ? __dev_change_flags+0x4a4/0x660
[   78.865155][  T768]  ? netif_set_allmulti+0x250/0x250
[   78.865298][  T768]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.865434][  T768]  ? is_bpf_text_address+0x68/0x110
[   78.865573][  T768]  netif_change_flags+0xfe/0x190
[   78.865710][  T768]  do_setlink.isra.0+0x1cc3/0x2750
[   78.865847][  T768]  ? rtnl_link_get_size+0x350/0x350
[   78.865985][  T768]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   78.866159][  T768]  ? rcu_read_lock_any_held+0x3c/0x90
[   78.866298][  T768]  ? validate_chain+0x38b/0xc20
[   78.866431][  T768]  ? rcu_read_lock_any_held+0x66/0x90
[   78.866565][  T768]  ? stack_depot_save_flags+0x367/0x770
[   78.866703][  T768]  ? __lock_acquire+0x508/0xc10
[   78.866839][  T768]  ? lock_acquire.part.0+0xbc/0x260
[   78.866973][  T768]  ? rtnl_newlink+0x883/0xea0
[   78.867113][  T768]  ? rcu_is_watching+0x15/0xd0
[   78.867254][  T768]  ? lock_acquire+0x134/0x160
[   78.867390][  T768]  ? rcu_is_watching+0x15/0xd0
[   78.867524][  T768]  ? rcu_is_watching+0x15/0xd0
[   78.867658][  T768]  ? trace_contention_end+0xb3/0x1a0
[   78.867793][  T768]  ? __mutex_lock+0x1db/0x2010
[   78.867931][  T768]  ? __mutex_lock+0x9b2/0x2010
[   78.868065][  T768]  ? rtnl_newlink+0x883/0xea0
[   78.868207][  T768]  ? ww_mutex_lock+0x160/0x160
[   78.868350][  T768]  ? __rtnl_newlink+0x3fa/0xa50
[   78.868487][  T768]  rtnl_newlink+0x8d1/0xea0
[   78.868623][  T768]  ? lock_acquire.part.0+0xbc/0x260
[   78.868758][  T768]  ? __rtnl_newlink+0xa50/0xa50
[   78.868892][  T768]  ? mark_usage+0x61/0x170
[   78.869028][  T768]  ? lock_acquire.part.0+0xbc/0x260
[   78.869170][  T768]  ? find_held_lock+0x2b/0x80
[   78.869307][  T768]  ? __rtnl_newlink+0xa50/0xa50
[   78.869440][  T768]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.869576][  T768]  ? __rtnl_newlink+0xa50/0xa50
[   78.869711][  T768]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.869845][  T768]  ? validate_chain+0x38b/0xc20
[   78.869981][  T768]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.870125][  T768]  ? __lock_acquire+0x508/0xc10
[   78.870270][  T768]  ? lock_acquire.part.0+0xbc/0x260
[   78.870405][  T768]  ? find_held_lock+0x2b/0x80
[   78.870541][  T768]  netlink_rcv_skb+0x14e/0x3a0
[   78.870678][  T768]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.870815][  T768]  ? netlink_ack+0xcd0/0xcd0
[   78.870954][  T768]  ? netlink_deliver_tap+0xc5/0x330
[   78.871089][  T768]  ? netlink_deliver_tap+0x13c/0x330
[   78.871238][  T768]  netlink_unicast+0x486/0x750
[   78.871380][  T768]  ? netlink_attachskb+0x810/0x810
[   78.871515][  T768]  ? __lock_acquire+0x508/0xc10
[   78.871651][  T768]  netlink_sendmsg+0x735/0xc60
[   78.871787][  T768]  ? netlink_unicast+0x750/0x750
[   78.871923][  T768]  ? __might_fault+0x97/0x140
[   78.872061][  T768]  ____sys_sendmsg+0x419/0x850
[   78.872206][  T768]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.872347][  T768]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.872514][  T768]  ? move_addr_to_kernel+0x40/0x40
[   78.872649][  T768]  ? stack_depot_save_flags+0x367/0x770
[   78.872783][  T768]  ? validate_chain+0x38b/0xc20
[   78.872920][  T768]  ___sys_sendmsg+0x14e/0x1d0
[   78.873053][  T768]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.873234][  T768]  ? copy_msghdr_from_user+0x460/0x460
[   78.873382][  T768]  __sys_sendmsg+0x145/0x1f0
[   78.873518][  T768]  ? __sys_sendmsg_sock+0x20/0x20
[   78.873653][  T768]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.873822][  T768]  ? do_raw_spin_unlock+0x59/0x250
[   78.873956][  T768]  ? rcu_is_watching+0x15/0xd0
[   78.874092][  T768]  do_syscall_64+0x117/0xfc0
[   78.874240][  T768]  ? trace_hardirqs_off+0xd/0x30
[   78.874376][  T768]  ? exc_page_fault+0xee/0x100
[   78.874511][  T768]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.874681][  T768] RIP: 0033:0x7ff052ea308e
[   78.874824][  T768] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.875310][  T768] RSP: 002b:00007ffe57141140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.875513][  T768] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff052ea308e
[   78.875712][  T768] RDX: 0000000000000000 RSI: 00007ffe571411f0 RDI: 0000000000000005
[   78.875913][  T768] RBP: 00007ffe57141150 R08: 0000000000000000 R09: 0000000000000000
[   78.876121][  T768] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b2
[   78.876332][  T768] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe571418c0
[   78.876539][  T768]  </TASK>
[   78.876640][  T768] irq event stamp: 21141
[   78.876742][  T768] hardirqs last  enabled at (21149): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.876976][  T768] hardirqs last disabled at (21156): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.877213][  T768] softirqs last  enabled at (20386): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.877451][  T768] softirqs last disabled at (20381): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.877681][  T768] ---[ end trace 0000000000000000 ]---
[   78.911078][  T769] hsr1: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   78.911345][  T769] hsr1: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[   78.911695][  T769] ------------[ cut here ]------------
[   78.911830][  T769] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/769
[   78.912071][  T769] CPU: 1 UID: 0 PID: 769 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.912372][  T769] Tainted: [W]=WARN
[   78.912476][  T769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.912648][  T769] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.912828][  T769] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.913332][  T769] RSP: 0018:ffa0000001e77020 EFLAGS: 00010286
[   78.913511][  T769] RAX: 00000000ffffffa6 RBX: ff11000004e38900 RCX: 1ff40000003cedca
[   78.913720][  T769] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e389b8
[   78.913920][  T769] RBP: ff110000158c1000 R08: 1fe22000009c7138 R09: ff11000015d5ae58
[   78.914128][  T769] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   78.914333][  T769] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000158c1ce1
[   78.914536][  T769] FS:  00007f5dcaf65840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   78.914771][  T769] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.914940][  T769] CR2: 00000000151fb988 CR3: 0000000016206005 CR4: 0000000000771ef0
[   78.915146][  T769] PKRU: 55555554
[   78.915248][  T769] Call Trace:
[   78.915348][  T769]  <TASK>
[   78.915418][  T769]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   78.915556][  T769]  rtmsg_ifinfo+0x5c/0xb0
[   78.915657][  T769]  ? mark_held_locks+0x40/0x70
[   78.915793][  T769]  __dev_notify_flags+0x1b8/0x280
[   78.915929][  T769]  ? netif_change_name+0x8c0/0x8c0
[   78.916063][  T769]  ? __dev_change_flags+0x4a4/0x660
[   78.916205][  T769]  ? netif_set_allmulti+0x250/0x250
[   78.916342][  T769]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.916478][  T769]  ? is_bpf_text_address+0x68/0x110
[   78.916615][  T769]  netif_change_flags+0xfe/0x190
[   78.916752][  T769]  do_setlink.isra.0+0x1cc3/0x2750
[   78.916888][  T769]  ? rtnl_link_get_size+0x350/0x350
[   78.917023][  T769]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   78.917201][  T769]  ? rcu_read_lock_any_held+0x3c/0x90
[   78.917345][  T769]  ? validate_chain+0x38b/0xc20
[   78.917480][  T769]  ? rcu_read_lock_any_held+0x66/0x90
[   78.917614][  T769]  ? stack_depot_save_flags+0x367/0x770
[   78.917750][  T769]  ? __lock_acquire+0x508/0xc10
[   78.917888][  T769]  ? lock_acquire.part.0+0xbc/0x260
[   78.918020][  T769]  ? rtnl_newlink+0x883/0xea0
[   78.918259][  T769]  ? rcu_is_watching+0x15/0xd0
[   78.918465][  T769]  ? lock_acquire+0x134/0x160
[   78.918598][  T769]  ? rcu_is_watching+0x15/0xd0
[   78.918731][  T769]  ? rcu_is_watching+0x15/0xd0
[   78.918865][  T769]  ? trace_contention_end+0xb3/0x1a0
[   78.918999][  T769]  ? __mutex_lock+0x1db/0x2010
[   78.919218][  T769]  ? __mutex_lock+0x9b2/0x2010
[   78.919371][  T769]  ? rtnl_newlink+0x883/0xea0
[   78.919514][  T769]  ? ww_mutex_lock+0x160/0x160
[   78.919659][  T769]  ? __rtnl_newlink+0x3fa/0xa50
[   78.919802][  T769]  rtnl_newlink+0x8d1/0xea0
[   78.919949][  T769]  ? lock_acquire.part.0+0xbc/0x260
[   78.920087][  T769]  ? __rtnl_newlink+0xa50/0xa50
[   78.920299][  T769]  ? mark_usage+0x61/0x170
[   78.920437][  T769]  ? lock_acquire.part.0+0xbc/0x260
[   78.920570][  T769]  ? find_held_lock+0x2b/0x80
[   78.920704][  T769]  ? __rtnl_newlink+0xa50/0xa50
[   78.920840][  T769]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.920976][  T769]  ? __rtnl_newlink+0xa50/0xa50
[   78.921199][  T769]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.921339][  T769]  ? validate_chain+0x38b/0xc20
[   78.921472][  T769]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.921606][  T769]  ? __lock_acquire+0x508/0xc10
[   78.921742][  T769]  ? lock_acquire.part.0+0xbc/0x260
[   78.921875][  T769]  ? find_held_lock+0x2b/0x80
[   78.922011][  T769]  netlink_rcv_skb+0x14e/0x3a0
[   78.922222][  T769]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.922361][  T769]  ? netlink_ack+0xcd0/0xcd0
[   78.922498][  T769]  ? netlink_deliver_tap+0xc5/0x330
[   78.922631][  T769]  ? netlink_deliver_tap+0x13c/0x330
[   78.922767][  T769]  netlink_unicast+0x486/0x750
[   78.922905][  T769]  ? netlink_attachskb+0x810/0x810
[   78.923040][  T769]  ? __lock_acquire+0x508/0xc10
[   78.923241][  T769]  netlink_sendmsg+0x735/0xc60
[   78.923377][  T769]  ? netlink_unicast+0x750/0x750
[   78.923512][  T769]  ? __might_fault+0x97/0x140
[   78.923647][  T769]  ____sys_sendmsg+0x419/0x850
[   78.923781][  T769]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.923914][  T769]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.924078][  T769]  ? move_addr_to_kernel+0x40/0x40
[   78.924221][  T769]  ? stack_depot_save_flags+0x367/0x770
[   78.924363][  T769]  ? validate_chain+0x38b/0xc20
[   78.924498][  T769]  ___sys_sendmsg+0x14e/0x1d0
[   78.924632][  T769]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.924799][  T769]  ? copy_msghdr_from_user+0x460/0x460
[   78.924944][  T769]  __sys_sendmsg+0x145/0x1f0
[   78.925079][  T769]  ? __sys_sendmsg_sock+0x20/0x20
[   78.925220][  T769]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.925394][  T769]  ? do_raw_spin_unlock+0x59/0x250
[   78.925530][  T769]  ? rcu_is_watching+0x15/0xd0
[   78.925665][  T769]  do_syscall_64+0x117/0xfc0
[   78.925800][  T769]  ? trace_hardirqs_off+0xd/0x30
[   78.925937][  T769]  ? exc_page_fault+0xee/0x100
[   78.926074][  T769]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.926255][  T769] RIP: 0033:0x7f5dcb19f08e
[   78.926397][  T769] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.926874][  T769] RSP: 002b:00007ffe96a85990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.927076][  T769] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5dcb19f08e
[   78.927291][  T769] RDX: 0000000000000000 RSI: 00007ffe96a85a40 RDI: 0000000000000005
[   78.927493][  T769] RBP: 00007ffe96a859a0 R08: 0000000000000000 R09: 0000000000000000
[   78.927697][  T769] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b2
[   78.927898][  T769] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe96a86110
[   78.928114][  T769]  </TASK>
[   78.928216][  T769] irq event stamp: 22345
[   78.928323][  T769] hardirqs last  enabled at (22353): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.928559][  T769] hardirqs last disabled at (22360): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.928793][  T769] softirqs last  enabled at (22086): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.929030][  T769] softirqs last disabled at (21995): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.929281][  T769] ---[ end trace 0000000000000000 ]---
[   78.930012][  T769] ------------[ cut here ]------------
[   78.930166][  T769] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/769
[   78.930422][  T769] CPU: 1 UID: 0 PID: 769 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.930709][  T769] Tainted: [W]=WARN
[   78.930819][  T769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.930999][  T769] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.931272][  T769] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.931853][  T769] RSP: 0018:ffa0000001e76da0 EFLAGS: 00010286
[   78.932033][  T769] RAX: 00000000ffffffa6 RBX: ff110000054d2900 RCX: 1ff40000003ced7a
[   78.932421][  T769] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054d29b8
[   78.932637][  T769] RBP: ff110000158c1000 R08: 1fe2200000a9a538 R09: ff11000015d5ae58
[   78.932851][  T769] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   78.933065][  T769] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   78.933375][  T769] FS:  00007f5dcaf65840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   78.933632][  T769] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.933815][  T769] CR2: 00000000151fb988 CR3: 0000000016206005 CR4: 0000000000771ef0
[   78.934032][  T769] PKRU: 55555554
[   78.934223][  T769] Call Trace:
[   78.934337][  T769]  <TASK>
[   78.934412][  T769]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   78.934556][  T769]  ? notifier_call_chain+0xb0/0x320
[   78.934703][  T769]  rtmsg_ifinfo+0x5c/0xb0
[   78.934813][  T769]  netif_state_change+0x155/0x340
[   78.934958][  T769]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   78.935236][  T769]  ? print_lock_name+0x4c/0x110
[   78.935382][  T769]  netif_set_operstate+0xc1/0x100
[   78.935526][  T769]  ? rtnl_put_cacheinfo+0x250/0x250
[   78.935671][  T769]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   78.935853][  T769]  ? hsr_port_get_hsr+0x9c/0x150
[   78.935996][  T769]  ? packet_notifier+0x1c2/0xbd0
[   78.936208][  T769]  ? mutex_is_locked+0x1c/0x50
[   78.936360][  T769]  hsr_netdev_notify+0x387/0xad0
[   78.936504][  T769]  ? hsr_port_get_hsr+0x150/0x150
[   78.936650][  T769]  notifier_call_chain+0xb0/0x320
[   78.936796][  T769]  __dev_notify_flags+0xde/0x280
[   78.936940][  T769]  ? netif_change_name+0x8c0/0x8c0
[   78.937086][  T769]  ? netif_set_allmulti+0x250/0x250
[   78.937306][  T769]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.937452][  T769]  ? is_bpf_text_address+0x68/0x110
[   78.937598][  T769]  netif_change_flags+0xfe/0x190
[   78.937743][  T769]  do_setlink.isra.0+0x1cc3/0x2750
[   78.937889][  T769]  ? rtnl_link_get_size+0x350/0x350
[   78.938033][  T769]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   78.938282][  T769]  ? rcu_read_lock_any_held+0x3c/0x90
[   78.938425][  T769]  ? validate_chain+0x38b/0xc20
[   78.938568][  T769]  ? rcu_read_lock_any_held+0x66/0x90
[   78.938711][  T769]  ? stack_depot_save_flags+0x367/0x770
[   78.938858][  T769]  ? __lock_acquire+0x508/0xc10
[   78.939005][  T769]  ? lock_acquire.part.0+0xbc/0x260
[   78.939211][  T769]  ? rtnl_newlink+0x883/0xea0
[   78.939361][  T769]  ? rcu_is_watching+0x15/0xd0
[   78.939505][  T769]  ? lock_acquire+0x134/0x160
[   78.939648][  T769]  ? rcu_is_watching+0x15/0xd0
[   78.939791][  T769]  ? rcu_is_watching+0x15/0xd0
[   78.939935][  T769]  ? trace_contention_end+0xb3/0x1a0
[   78.940079][  T769]  ? __mutex_lock+0x1db/0x2010
[   78.940291][  T769]  ? __mutex_lock+0x9b2/0x2010
[   78.940434][  T769]  ? rtnl_newlink+0x883/0xea0
[   78.940581][  T769]  ? ww_mutex_lock+0x160/0x160
[   78.940727][  T769]  ? __rtnl_newlink+0x3fa/0xa50
[   78.940874][  T769]  rtnl_newlink+0x8d1/0xea0
[   78.941019][  T769]  ? lock_acquire.part.0+0xbc/0x260
[   78.941226][  T769]  ? __rtnl_newlink+0xa50/0xa50
[   78.941374][  T769]  ? mark_usage+0x61/0x170
[   78.941520][  T769]  ? lock_acquire.part.0+0xbc/0x260
[   78.941666][  T769]  ? find_held_lock+0x2b/0x80
[   78.941810][  T769]  ? __rtnl_newlink+0xa50/0xa50
[   78.941956][  T769]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.942164][  T769]  ? __rtnl_newlink+0xa50/0xa50
[   78.942321][  T769]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.942467][  T769]  ? validate_chain+0x38b/0xc20
[   78.942611][  T769]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.942754][  T769]  ? __lock_acquire+0x508/0xc10
[   78.942903][  T769]  ? lock_acquire.part.0+0xbc/0x260
[   78.943046][  T769]  ? find_held_lock+0x2b/0x80
[   78.943261][  T769]  netlink_rcv_skb+0x14e/0x3a0
[   78.943406][  T769]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.943549][  T769]  ? netlink_ack+0xcd0/0xcd0
[   78.943696][  T769]  ? netlink_deliver_tap+0xc5/0x330
[   78.943839][  T769]  ? netlink_deliver_tap+0x13c/0x330
[   78.943984][  T769]  netlink_unicast+0x486/0x750
[   78.944193][  T769]  ? netlink_attachskb+0x810/0x810
[   78.944342][  T769]  ? __lock_acquire+0x508/0xc10
[   78.944486][  T769]  netlink_sendmsg+0x735/0xc60
[   78.944632][  T769]  ? netlink_unicast+0x750/0x750
[   78.944778][  T769]  ? __might_fault+0x97/0x140
[   78.944924][  T769]  ____sys_sendmsg+0x419/0x850
[   78.945067][  T769]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.945280][  T769]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.945460][  T769]  ? move_addr_to_kernel+0x40/0x40
[   78.945606][  T769]  ? stack_depot_save_flags+0x367/0x770
[   78.945750][  T769]  ? validate_chain+0x38b/0xc20
[   78.945896][  T769]  ___sys_sendmsg+0x14e/0x1d0
[   78.946040][  T769]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.946293][  T769]  ? copy_msghdr_from_user+0x460/0x460
[   78.946449][  T769]  __sys_sendmsg+0x145/0x1f0
[   78.946596][  T769]  ? __sys_sendmsg_sock+0x20/0x20
[   78.946742][  T769]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.946926][  T769]  ? do_raw_spin_unlock+0x59/0x250
[   78.947072][  T769]  ? rcu_is_watching+0x15/0xd0
[   78.947284][  T769]  do_syscall_64+0x117/0xfc0
[   78.947429][  T769]  ? trace_hardirqs_off+0xd/0x30
[   78.947575][  T769]  ? exc_page_fault+0xee/0x100
[   78.947721][  T769]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.947901][  T769] RIP: 0033:0x7f5dcb19f08e
[   78.948052][  T769] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.948640][  T769] RSP: 002b:00007ffe96a85990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.948863][  T769] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5dcb19f08e
[   78.949077][  T769] RDX: 0000000000000000 RSI: 00007ffe96a85a40 RDI: 0000000000000005
[   78.949365][  T769] RBP: 00007ffe96a859a0 R08: 0000000000000000 R09: 0000000000000000
[   78.949582][  T769] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b2
[   78.949800][  T769] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe96a86110
[   78.950020][  T769]  </TASK>
[   78.950191][  T769] irq event stamp: 25947
[   78.950305][  T769] hardirqs last  enabled at (25955): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   78.950556][  T769] hardirqs last disabled at (25962): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   78.950808][  T769] softirqs last  enabled at (25944): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   78.951059][  T769] softirqs last disabled at (25851): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   78.951378][  T769] ---[ end trace 0000000000000000 ]---
[   78.982908][  T770] ------------[ cut here ]------------
[   78.983065][  T770] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/770
[   78.983325][  T770] CPU: 0 UID: 0 PID: 770 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.983610][  T770] Tainted: [W]=WARN
[   78.983717][  T770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.983895][  T770] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.984076][  T770] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   78.984587][  T770] RSP: 0018:ffa0000001e87020 EFLAGS: 00010286
[   78.984763][  T770] RAX: 00000000ffffffa6 RBX: ff110000054d3540 RCX: 1ff40000003d0dca
[   78.984969][  T770] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054d35f8
[   78.985181][  T770] RBP: ff11000004ca1000 R08: 1fe2200000a9a6c0 R09: ff11000015d5d158
[   78.985391][  T770] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   78.985595][  T770] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004ca1ce1
[   78.985801][  T770] FS:  00007f9a89a50840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   78.986041][  T770] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.986224][  T770] CR2: 00007f9a89d201a0 CR3: 0000000013d16004 CR4: 0000000000771ef0
[   78.986438][  T770] PKRU: 55555554
[   78.986540][  T770] Call Trace:
[   78.986643][  T770]  <TASK>
[   78.986715][  T770]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   78.986852][  T770]  rtmsg_ifinfo+0x5c/0xb0
[   78.986955][  T770]  ? mark_held_locks+0x40/0x70
[   78.987094][  T770]  __dev_notify_flags+0x1b8/0x280
[   78.987242][  T770]  ? netif_change_name+0x8c0/0x8c0
[   78.987378][  T770]  ? __dev_change_flags+0x4a4/0x660
[   78.987513][  T770]  ? netif_set_allmulti+0x250/0x250
[   78.987652][  T770]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.987788][  T770]  ? is_bpf_text_address+0x68/0x110
[   78.987926][  T770]  netif_change_flags+0xfe/0x190
[   78.988063][  T770]  do_setlink.isra.0+0x1cc3/0x2750
[   78.988206][  T770]  ? rtnl_link_get_size+0x350/0x350
[   78.988347][  T770]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   78.988517][  T770]  ? rcu_read_lock_any_held+0x3c/0x90
[   78.988652][  T770]  ? validate_chain+0x38b/0xc20
[   78.988787][  T770]  ? rcu_read_lock_any_held+0x66/0x90
[   78.988925][  T770]  ? stack_depot_save_flags+0x367/0x770
[   78.989063][  T770]  ? __lock_acquire+0x508/0xc10
[   78.989723][  T770]  ? lock_acquire.part.0+0xbc/0x260
[   78.989859][  T770]  ? rtnl_newlink+0x883/0xea0
[   78.989994][  T770]  ? rcu_is_watching+0x15/0xd0
[   78.990139][  T770]  ? lock_acquire+0x134/0x160
[   78.990283][  T770]  ? rcu_is_watching+0x15/0xd0
[   78.990418][  T770]  ? rcu_is_watching+0x15/0xd0
[   78.990555][  T770]  ? trace_contention_end+0xb3/0x1a0
[   78.990692][  T770]  ? __mutex_lock+0x1db/0x2010
[   78.990832][  T770]  ? __mutex_lock+0x9b2/0x2010
[   78.990968][  T770]  ? rtnl_newlink+0x883/0xea0
[   78.991112][  T770]  ? ww_mutex_lock+0x160/0x160
[   78.991258][  T770]  ? __rtnl_newlink+0x3fa/0xa50
[   78.991396][  T770]  rtnl_newlink+0x8d1/0xea0
[   78.991533][  T770]  ? lock_acquire.part.0+0xbc/0x260
[   78.991669][  T770]  ? __rtnl_newlink+0xa50/0xa50
[   78.991806][  T770]  ? mark_usage+0x61/0x170
[   78.991944][  T770]  ? lock_acquire.part.0+0xbc/0x260
[   78.992078][  T770]  ? find_held_lock+0x2b/0x80
[   78.992220][  T770]  ? __rtnl_newlink+0xa50/0xa50
[   78.992361][  T770]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.992497][  T770]  ? __rtnl_newlink+0xa50/0xa50
[   78.992633][  T770]  rtnetlink_rcv_msg+0x40d/0x9e0
[   78.992767][  T770]  ? validate_chain+0x38b/0xc20
[   78.992903][  T770]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.993037][  T770]  ? __lock_acquire+0x508/0xc10
[   78.993179][  T770]  ? lock_acquire.part.0+0xbc/0x260
[   78.993322][  T770]  ? find_held_lock+0x2b/0x80
[   78.993458][  T770]  netlink_rcv_skb+0x14e/0x3a0
[   78.993593][  T770]  ? rtnl_stats_set+0x3f0/0x3f0
[   78.993726][  T770]  ? netlink_ack+0xcd0/0xcd0
[   78.993863][  T770]  ? netlink_deliver_tap+0xc5/0x330
[   78.993996][  T770]  ? netlink_deliver_tap+0x13c/0x330
[   78.994139][  T770]  netlink_unicast+0x486/0x750
[   78.994280][  T770]  ? netlink_attachskb+0x810/0x810
[   78.994415][  T770]  ? __lock_acquire+0x508/0xc10
[   78.994550][  T770]  netlink_sendmsg+0x735/0xc60
[   78.994685][  T770]  ? netlink_unicast+0x750/0x750
[   78.994821][  T770]  ? __might_fault+0x97/0x140
[   78.994958][  T770]  ____sys_sendmsg+0x419/0x850
[   78.995092][  T770]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.995239][  T770]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.995414][  T770]  ? move_addr_to_kernel+0x40/0x40
[   78.995554][  T770]  ? stack_depot_save_flags+0x367/0x770
[   78.995711][  T770]  ? validate_chain+0x38b/0xc20
[   78.995846][  T770]  ___sys_sendmsg+0x14e/0x1d0
[   78.995982][  T770]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.996155][  T770]  ? copy_msghdr_from_user+0x460/0x460
[   78.996306][  T770]  __sys_sendmsg+0x145/0x1f0
[   78.996443][  T770]  ? __sys_sendmsg_sock+0x20/0x20
[   78.996578][  T770]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.996753][  T770]  ? do_raw_spin_unlock+0x59/0x250
[   78.996891][  T770]  ? rcu_is_watching+0x15/0xd0
[   78.997028][  T770]  do_syscall_64+0x117/0xfc0
[   78.997171][  T770]  ? trace_hardirqs_off+0xd/0x30
[   78.997315][  T770]  ? exc_page_fault+0xee/0x100
[   78.997454][  T770]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.997632][  T770] RIP: 0033:0x7f9a89c8a08e
[   78.997780][  T770] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.998287][  T770] RSP: 002b:00007ffda0aa2340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.998501][  T770] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9a89c8a08e
[   78.998712][  T770] RDX: 0000000000000000 RSI: 00007ffda0aa23f0 RDI: 0000000000000005
[   78.998921][  T770] RBP: 00007ffda0aa2350 R08: 0000000000000000 R09: 0000000000000000
[   78.999133][  T770] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b2
[   78.999342][  T770] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda0aa2ac0
[   78.999553][  T770]  </TASK>
[   78.999657][  T770] irq event stamp: 22681
[   78.999760][  T770] hardirqs last  enabled at (22689): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   79.000000][  T770] hardirqs last disabled at (22696): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   79.000249][  T770] softirqs last  enabled at (22132): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   79.000493][  T770] softirqs last disabled at (21307): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   79.000732][  T770] ---[ end trace 0000000000000000 ]---
[   79.027313][  T771] ------------[ cut here ]------------
[   79.027479][  T771] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/771
[   79.027719][  T771] CPU: 0 UID: 0 PID: 771 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   79.027993][  T771] Tainted: [W]=WARN
[   79.028189][  T771] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.028369][  T771] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   79.028550][  T771] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   79.029044][  T771] RSP: 0018:ffa0000001e97020 EFLAGS: 00010286
[   79.029287][  T771] RAX: 00000000ffffffa6 RBX: ff11000010116900 RCX: 1ff40000003d2dca
[   79.029488][  T771] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101169b8
[   79.029687][  T771] RBP: ff11000015ef1000 R08: 1fe2200002022d38 R09: ff11000016238b58
[   79.029888][  T771] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   79.030090][  T771] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ef1ce1
[   79.030308][  T771] FS:  00007fc2843f7840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   79.030552][  T771] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.030725][  T771] CR2: 000000002c075988 CR3: 0000000013ebe005 CR4: 0000000000771ef0
[   79.030928][  T771] PKRU: 55555554
[   79.031030][  T771] Call Trace:
[   79.031137][  T771]  <TASK>
[   79.031207][  T771]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   79.031352][  T771]  rtmsg_ifinfo+0x5c/0xb0
[   79.031454][  T771]  ? mark_held_locks+0x40/0x70
[   79.031590][  T771]  __dev_notify_flags+0x1b8/0x280
[   79.031728][  T771]  ? netif_change_name+0x8c0/0x8c0
[   79.031863][  T771]  ? __dev_change_flags+0x4a4/0x660
[   79.031999][  T771]  ? netif_set_allmulti+0x250/0x250
[   79.032141][  T771]  ? __lock_release.isra.0+0x6b/0x1a0
[   79.032283][  T771]  ? is_bpf_text_address+0x68/0x110
[   79.032421][  T771]  netif_change_flags+0xfe/0x190
[   79.032557][  T771]  do_setlink.isra.0+0x1cc3/0x2750
[   79.032695][  T771]  ? rtnl_link_get_size+0x350/0x350
[   79.032831][  T771]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   79.033000][  T771]  ? rcu_read_lock_any_held+0x3c/0x90
[   79.033141][  T771]  ? validate_chain+0x38b/0xc20
[   79.033280][  T771]  ? rcu_read_lock_any_held+0x66/0x90
[   79.033414][  T771]  ? stack_depot_save_flags+0x367/0x770
[   79.033551][  T771]  ? __lock_acquire+0x508/0xc10
[   79.033690][  T771]  ? lock_acquire.part.0+0xbc/0x260
[   79.033826][  T771]  ? rtnl_newlink+0x883/0xea0
[   79.033962][  T771]  ? rcu_is_watching+0x15/0xd0
[   79.034104][  T771]  ? lock_acquire+0x134/0x160
[   79.034243][  T771]  ? rcu_is_watching+0x15/0xd0
[   79.034377][  T771]  ? rcu_is_watching+0x15/0xd0
[   79.034511][  T771]  ? trace_contention_end+0xb3/0x1a0
[   79.034648][  T771]  ? __mutex_lock+0x1db/0x2010
[   79.034787][  T771]  ? __mutex_lock+0x9b2/0x2010
[   79.034921][  T771]  ? rtnl_newlink+0x883/0xea0
[   79.035057][  T771]  ? ww_mutex_lock+0x160/0x160
[   79.035201][  T771]  ? __rtnl_newlink+0x3fa/0xa50
[   79.035344][  T771]  rtnl_newlink+0x8d1/0xea0
[   79.035481][  T771]  ? lock_acquire.part.0+0xbc/0x260
[   79.035615][  T771]  ? __rtnl_newlink+0xa50/0xa50
[   79.035748][  T771]  ? mark_usage+0x61/0x170
[   79.035888][  T771]  ? lock_acquire.part.0+0xbc/0x260
[   79.036023][  T771]  ? find_held_lock+0x2b/0x80
[   79.036164][  T771]  ? __rtnl_newlink+0xa50/0xa50
[   79.036308][  T771]  ? __lock_release.isra.0+0x6b/0x1a0
[   79.036444][  T771]  ? __rtnl_newlink+0xa50/0xa50
[   79.036578][  T771]  rtnetlink_rcv_msg+0x40d/0x9e0
[   79.036712][  T771]  ? validate_chain+0x38b/0xc20
[   79.036847][  T771]  ? rtnl_stats_set+0x3f0/0x3f0
[   79.036982][  T771]  ? __lock_acquire+0x508/0xc10
[   79.037123][  T771]  ? lock_acquire.part.0+0xbc/0x260
[   79.037260][  T771]  ? find_held_lock+0x2b/0x80
[   79.037395][  T771]  netlink_rcv_skb+0x14e/0x3a0
[   79.037531][  T771]  ? rtnl_stats_set+0x3f0/0x3f0
[   79.037666][  T771]  ? netlink_ack+0xcd0/0xcd0
[   79.037804][  T771]  ? netlink_deliver_tap+0xc5/0x330
[   79.037943][  T771]  ? netlink_deliver_tap+0x13c/0x330
[   79.038080][  T771]  netlink_unicast+0x486/0x750
[   79.038223][  T771]  ? netlink_attachskb+0x810/0x810
[   79.038362][  T771]  ? __lock_acquire+0x508/0xc10
[   79.038498][  T771]  netlink_sendmsg+0x735/0xc60
[   79.038632][  T771]  ? netlink_unicast+0x750/0x750
[   79.038768][  T771]  ? __might_fault+0x97/0x140
[   79.038906][  T771]  ____sys_sendmsg+0x419/0x850
[   79.039043][  T771]  ? copy_msghdr_from_user+0x2a0/0x460
[   79.039182][  T771]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   79.039354][  T771]  ? move_addr_to_kernel+0x40/0x40
[   79.039489][  T771]  ? stack_depot_save_flags+0x367/0x770
[   79.039624][  T771]  ? validate_chain+0x38b/0xc20
[   79.039761][  T771]  ___sys_sendmsg+0x14e/0x1d0
[   79.039894][  T771]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   79.040064][  T771]  ? copy_msghdr_from_user+0x460/0x460
[   79.040216][  T771]  __sys_sendmsg+0x145/0x1f0
[   79.040355][  T771]  ? __sys_sendmsg_sock+0x20/0x20
[   79.040489][  T771]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   79.040658][  T771]  ? do_raw_spin_unlock+0x59/0x250
[   79.040793][  T771]  ? rcu_is_watching+0x15/0xd0
[   79.040928][  T771]  do_syscall_64+0x117/0xfc0
[   79.041064][  T771]  ? trace_hardirqs_off+0xd/0x30
[   79.041206][  T771]  ? exc_page_fault+0xee/0x100
[   79.041346][  T771]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   79.041512][  T771] RIP: 0033:0x7fc28463108e
[   79.041653][  T771] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   79.042138][  T771] RSP: 002b:00007fff768d71d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.042347][  T771] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc28463108e
[   79.042547][  T771] RDX: 0000000000000000 RSI: 00007fff768d7280 RDI: 0000000000000005
[   79.042749][  T771] RBP: 00007fff768d71e0 R08: 0000000000000000 R09: 0000000000000000
[   79.042954][  T771] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b2
[   79.043163][  T771] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff768d7950
[   79.043375][  T771]  </TASK>
[   79.043476][  T771] irq event stamp: 15987
[   79.043575][  T771] hardirqs last  enabled at (15995): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   79.043812][  T771] hardirqs last disabled at (16002): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   79.044048][  T771] softirqs last  enabled at (15198): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   79.044297][  T771] softirqs last disabled at (15109): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   79.044532][  T771] ---[ end trace 0000000000000000 ]---
[   79.050764][   T36] ------------[ cut here ]------------
[   79.050917][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:0/36
[   79.051192][   T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   79.051504][   T36] Tainted: [W]=WARN
[   79.051606][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.051774][   T36] Workqueue: events_unbound linkwatch_event
[   79.051963][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   79.052148][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   79.052632][   T36] RSP: 0018:ffa000000028f760 EFLAGS: 00010286
[   79.052798][   T36] RAX: 00000000ffffffa6 RBX: ff11000010117e00 RCX: 1ff4000000051eb2
[   79.053024][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010117eb8
[   79.053236][   T36] RBP: ff110000158c1000 R08: 1fe2200002022fd8 R09: ff11000001d651a8
[   79.053438][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   79.053638][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   79.053842][   T36] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   79.054079][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.054262][   T36] CR2: 00007f5dcb032574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   79.054464][   T36] PKRU: 55555554
[   79.054589][   T36] Call Trace:
[   79.054694][   T36]  <TASK>
[   79.054765][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   79.054901][   T36]  ? notifier_call_chain+0xb0/0x320
[   79.055035][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   79.055144][   T36]  netif_state_change+0x155/0x340
[   79.055282][   T36]  ? __queue_work+0x31a/0xc00
[   79.055419][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   79.055586][   T36]  ? lockdep_hardirqs_on+0x8c/0x130
[   79.055721][   T36]  ? mod_delayed_work_on+0x109/0x120
[   79.055867][   T36]  netif_set_operstate+0xc1/0x100
[   79.056001][   T36]  ? rtnl_put_cacheinfo+0x250/0x250
[   79.056141][   T36]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   79.056316][   T36]  hsr_check_carrier_and_operstate+0x4da/0x700
[   79.056483][   T36]  hsr_netdev_notify+0x387/0xad0
[   79.056617][   T36]  ? unregister_vlan_dev+0x380/0x380
[   79.056756][   T36]  ? hsr_port_get_hsr+0x150/0x150
[   79.056891][   T36]  notifier_call_chain+0xb0/0x320
[   79.057036][   T36]  netif_state_change+0x139/0x340
[   79.057176][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   79.057351][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   79.057485][   T36]  __linkwatch_run_queue+0x34c/0x750
[   79.057617][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   79.057751][   T36]  linkwatch_event+0x7f/0xb0
[   79.057886][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   79.058019][   T36]  process_one_work+0xdf8/0x1410
[   79.058160][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   79.058298][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   79.058435][   T36]  worker_thread+0x4f1/0xd60
[   79.058572][   T36]  ? rescuer_thread+0x1320/0x1320
[   79.058705][   T36]  kthread+0x367/0x460
[   79.058806][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   79.058972][   T36]  ? kthread_affine_node+0x330/0x330
[   79.059110][   T36]  ret_from_fork+0x474/0x6b0
[   79.059250][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   79.059417][   T36]  ? __switch_to+0x5a3/0xe00
[   79.059550][   T36]  ? kthread_affine_node+0x330/0x330
[   79.059682][   T36]  ret_from_fork_asm+0x11/0x20
[   79.059822][   T36]  </TASK>
[   79.059921][   T36] irq event stamp: 293767
[   79.060020][   T36] hardirqs last  enabled at (293775): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   79.060285][   T36] hardirqs last disabled at (293784): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   79.060518][   T36] softirqs last  enabled at (293382): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   79.060749][   T36] softirqs last disabled at (293377): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   79.060980][   T36] ---[ end trace 0000000000000000 ]---
[   79.061200][   T36] ------------[ cut here ]------------
[   79.061331][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:0/36
[   79.061608][   T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   79.061896][   T36] Tainted: [W]=WARN
[   79.061992][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.062161][   T36] Workqueue: events_unbound linkwatch_event
[   79.062330][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   79.062494][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   79.062979][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   79.063153][   T36] RAX: 00000000ffffffa6 RBX: ff11000010117a80 RCX: 1ff4000000051f02
[   79.063342][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010117b38
[   79.063530][   T36] RBP: ff11000010469000 R08: 1fe2200002022f68 R09: ff11000001d651a8
[   79.063728][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   79.063915][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   79.064109][   T36] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   79.064334][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.064492][   T36] CR2: 00007f5dcb032574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   79.064680][   T36] PKRU: 55555554
[   79.064773][   T36] Call Trace:
[   79.064866][   T36]  <TASK>
[   79.064930][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   79.065059][   T36]  ? notifier_call_chain+0xb0/0x320
[   79.065191][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   79.065291][   T36]  netif_state_change+0x155/0x340
[   79.065419][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   79.065582][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   79.065708][   T36]  __linkwatch_run_queue+0x34c/0x750
[   79.065834][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   79.065961][   T36]  linkwatch_event+0x7f/0xb0
[   79.066086][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   79.066219][   T36]  process_one_work+0xdf8/0x1410
[   79.066354][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   79.066481][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   79.066610][   T36]  worker_thread+0x4f1/0xd60
[   79.066740][   T36]  ? rescuer_thread+0x1320/0x1320
[   79.066866][   T36]  kthread+0x367/0x460
[   79.066964][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   79.067126][   T36]  ? kthread_affine_node+0x330/0x330
[   79.067255][   T36]  ret_from_fork+0x474/0x6b0
[   79.067382][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   79.067539][   T36]  ? __switch_to+0x5a3/0xe00
[   79.067670][   T36]  ? kthread_affine_node+0x330/0x330
[   79.067794][   T36]  ret_from_fork_asm+0x11/0x20
[   79.067926][   T36]  </TASK>
[   79.068047][   T36] irq event stamp: 294281
[   79.068145][   T36] hardirqs last  enabled at (294291): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   79.068371][   T36] hardirqs last disabled at (294298): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   79.068590][   T36] softirqs last  enabled at (293990): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   79.068811][   T36] softirqs last disabled at (293965): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   79.069030][   T36] ---[ end trace 0000000000000000 ]---
[   79.069581][   T36] ------------[ cut here ]------------
[   79.069705][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:0/36
[   79.069956][   T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   79.070257][   T36] Tainted: [W]=WARN
[   79.070352][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.070508][   T36] Workqueue: events_unbound linkwatch_event
[   79.070668][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   79.070833][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   79.071288][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   79.071444][   T36] RAX: 00000000ffffffa6 RBX: ff110000159d8200 RCX: 1ff4000000051f02
[   79.071629][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d82b8
[   79.071817][   T36] RBP: ff110000158c1000 R08: 1fe2200002b3b058 R09: ff11000001d651a8
[   79.072002][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   79.072196][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   79.072397][   T36] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   79.072617][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.072781][   T36] CR2: 00007f5dcb032574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   79.072968][   T36] PKRU: 55555554
[   79.073063][   T36] Call Trace:
[   79.073164][   T36]  <TASK>
[   79.073235][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   79.073365][   T36]  ? notifier_call_chain+0xb0/0x320
[   79.073503][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   79.073598][   T36]  netif_state_change+0x155/0x340
[   79.073724][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   79.073884][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   79.074007][   T36]  __linkwatch_run_queue+0x34c/0x750
[   79.074137][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   79.074272][   T36]  linkwatch_event+0x7f/0xb0
[   79.074397][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   79.074522][   T36]  process_one_work+0xdf8/0x1410
[   79.074651][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   79.074775][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   79.074904][   T36]  worker_thread+0x4f1/0xd60
[   79.075031][   T36]  ? rescuer_thread+0x1320/0x1320
[   79.075165][   T36]  kthread+0x367/0x460
[   79.075267][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   79.075423][   T36]  ? kthread_affine_node+0x330/0x330
[   79.075549][   T36]  ret_from_fork+0x474/0x6b0
[   79.075673][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   79.075828][   T36]  ? __switch_to+0x5a3/0xe00
[   79.075953][   T36]  ? kthread_affine_node+0x330/0x330
[   79.076077][   T36]  ret_from_fork_asm+0x11/0x20
[   79.076214][   T36]  </TASK>
[   79.076314][   T36] irq event stamp: 295043
[   79.076408][   T36] hardirqs last  enabled at (295051): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   79.076630][   T36] hardirqs last disabled at (295058): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   79.076848][   T36] softirqs last  enabled at (294650): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   79.077068][   T36] softirqs last disabled at (294648): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   79.077309][   T36] ---[ end trace 0000000000000000 ]---
[   79.106335][  T772] hsr2: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   79.106595][  T772] hsr2: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[   79.106960][  T772] ------------[ cut here ]------------
[   79.107110][  T772] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/772
[   79.107380][  T772] CPU: 1 UID: 0 PID: 772 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   79.107684][  T772] Tainted: [W]=WARN
[   79.107801][  T772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.107978][  T772] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   79.108172][  T772] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   79.108688][  T772] RSP: 0018:ffa0000001ea7020 EFLAGS: 00010286
[   79.108871][  T772] RAX: 00000000ffffffa6 RBX: ff11000015e39c40 RCX: 1ff40000003d4dca
[   79.109085][  T772] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e39cf8
[   79.109309][  T772] RBP: ff11000010cb9000 R08: 1fe2200002bc73a0 R09: ff1100001623ae58
[   79.109522][  T772] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   79.109727][  T772] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010cb9ce1
[   79.109932][  T772] FS:  00007f2fdeeb8840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   79.110176][  T772] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.110359][  T772] CR2: 0000000032fd2988 CR3: 00000000161f2002 CR4: 0000000000771ef0
[   79.110562][  T772] PKRU: 55555554
[   79.110662][  T772] Call Trace:
[   79.110761][  T772]  <TASK>
[   79.110832][  T772]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   79.110968][  T772]  rtmsg_ifinfo+0x5c/0xb0
[   79.111070][  T772]  ? mark_held_locks+0x40/0x70
[   79.111210][  T772]  __dev_notify_flags+0x1b8/0x280
[   79.111353][  T772]  ? netif_change_name+0x8c0/0x8c0
[   79.111491][  T772]  ? __dev_change_flags+0x4a4/0x660
[   79.111627][  T772]  ? netif_set_allmulti+0x250/0x250
[   79.111761][  T772]  ? __lock_release.isra.0+0x6b/0x1a0
[   79.111895][  T772]  ? is_bpf_text_address+0x68/0x110
[   79.112032][  T772]  netif_change_flags+0xfe/0x190
[   79.112175][  T772]  do_setlink.isra.0+0x1cc3/0x2750
[   79.112319][  T772]  ? rtnl_link_get_size+0x350/0x350
[   79.112454][  T772]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   79.112622][  T772]  ? rcu_read_lock_any_held+0x3c/0x90
[   79.112756][  T772]  ? validate_chain+0x38b/0xc20
[   79.112890][  T772]  ? rcu_read_lock_any_held+0x66/0x90
[   79.113023][  T772]  ? stack_depot_save_flags+0x367/0x770
[   79.113169][  T772]  ? __lock_acquire+0x508/0xc10
[   79.113311][  T772]  ? lock_acquire.part.0+0xbc/0x260
[   79.113445][  T772]  ? rtnl_newlink+0x883/0xea0
[   79.113578][  T772]  ? rcu_is_watching+0x15/0xd0
[   79.113711][  T772]  ? lock_acquire+0x134/0x160
[   79.113844][  T772]  ? rcu_is_watching+0x15/0xd0
[   79.113978][  T772]  ? rcu_is_watching+0x15/0xd0
[   79.114122][  T772]  ? trace_contention_end+0xb3/0x1a0
[   79.114267][  T772]  ? __mutex_lock+0x1db/0x2010
[   79.114402][  T772]  ? __mutex_lock+0x9b2/0x2010
[   79.114536][  T772]  ? rtnl_newlink+0x883/0xea0
[   79.114673][  T772]  ? ww_mutex_lock+0x160/0x160
[   79.114808][  T772]  ? __rtnl_newlink+0x3fa/0xa50
[   79.114946][  T772]  rtnl_newlink+0x8d1/0xea0
[   79.115082][  T772]  ? lock_acquire.part.0+0xbc/0x260
[   79.115220][  T772]  ? __rtnl_newlink+0xa50/0xa50
[   79.115360][  T772]  ? mark_usage+0x61/0x170
[   79.115496][  T772]  ? lock_acquire.part.0+0xbc/0x260
[   79.115630][  T772]  ? find_held_lock+0x2b/0x80
[   79.115764][  T772]  ? __rtnl_newlink+0xa50/0xa50
[   79.115899][  T772]  ? __lock_release.isra.0+0x6b/0x1a0
[   79.116034][  T772]  ? __rtnl_newlink+0xa50/0xa50
[   79.116262][  T772]  rtnetlink_rcv_msg+0x40d/0x9e0
[   79.116399][  T772]  ? validate_chain+0x38b/0xc20
[   79.116540][  T772]  ? rtnl_stats_set+0x3f0/0x3f0
[   79.116674][  T772]  ? __lock_acquire+0x508/0xc10
[   79.116808][  T772]  ? lock_acquire.part.0+0xbc/0x260
[   79.116941][  T772]  ? find_held_lock+0x2b/0x80
[   79.117076][  T772]  netlink_rcv_skb+0x14e/0x3a0
[   79.117289][  T772]  ? rtnl_stats_set+0x3f0/0x3f0
[   79.117425][  T772]  ? netlink_ack+0xcd0/0xcd0
[   79.117560][  T772]  ? netlink_deliver_tap+0xc5/0x330
[   79.117695][  T772]  ? netlink_deliver_tap+0x13c/0x330
[   79.117829][  T772]  netlink_unicast+0x486/0x750
[   79.117963][  T772]  ? netlink_attachskb+0x810/0x810
[   79.118165][  T772]  ? __lock_acquire+0x508/0xc10
[   79.118308][  T772]  netlink_sendmsg+0x735/0xc60
[   79.118522][  T772]  ? netlink_unicast+0x750/0x750
[   79.118658][  T772]  ? __might_fault+0x97/0x140
[   79.118798][  T772]  ____sys_sendmsg+0x419/0x850
[   79.118932][  T772]  ? copy_msghdr_from_user+0x2a0/0x460
[   79.119065][  T772]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   79.119316][  T772]  ? move_addr_to_kernel+0x40/0x40
[   79.119452][  T772]  ? stack_depot_save_flags+0x367/0x770
[   79.119585][  T772]  ? validate_chain+0x38b/0xc20
[   79.119719][  T772]  ___sys_sendmsg+0x14e/0x1d0
[   79.119851][  T772]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   79.120018][  T772]  ? copy_msghdr_from_user+0x460/0x460
[   79.120248][  T772]  __sys_sendmsg+0x145/0x1f0
[   79.120383][  T772]  ? __sys_sendmsg_sock+0x20/0x20
[   79.120515][  T772]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   79.120681][  T772]  ? do_raw_spin_unlock+0x59/0x250
[   79.120815][  T772]  ? rcu_is_watching+0x15/0xd0
[   79.120950][  T772]  do_syscall_64+0x117/0xfc0
[   79.121084][  T772]  ? trace_hardirqs_off+0xd/0x30
[   79.121265][  T772]  ? exc_page_fault+0xee/0x100
[   79.121397][  T772]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   79.121561][  T772] RIP: 0033:0x7f2fdf0f208e
[   79.121700][  T772] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   79.122181][  T772] RSP: 002b:00007ffd049fa130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.122400][  T772] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2fdf0f208e
[   79.122599][  T772] RDX: 0000000000000000 RSI: 00007ffd049fa1e0 RDI: 0000000000000005
[   79.122797][  T772] RBP: 00007ffd049fa140 R08: 0000000000000000 R09: 0000000000000000
[   79.122999][  T772] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b2
[   79.123210][  T772] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd049fa8b0
[   79.123417][  T772]  </TASK>
[   79.123517][  T772] irq event stamp: 23333
[   79.123616][  T772] hardirqs last  enabled at (23341): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   79.123847][  T772] hardirqs last disabled at (23348): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   79.124073][  T772] softirqs last  enabled at (23232): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   79.124314][  T772] softirqs last disabled at (23165): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   79.124544][  T772] ---[ end trace 0000000000000000 ]---
[   79.125390][  T772] ------------[ cut here ]------------
[   79.125540][  T772] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/772
[   79.125791][  T772] CPU: 1 UID: 0 PID: 772 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   79.126084][  T772] Tainted: [W]=WARN
[   79.126206][  T772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.126396][  T772] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   79.126584][  T772] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   79.127112][  T772] RSP: 0018:ffa0000001ea6da0 EFLAGS: 00010286
[   79.127302][  T772] RAX: 00000000ffffffa6 RBX: ff11000015e38200 RCX: 1ff40000003d4d7a
[   79.127523][  T772] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e382b8
[   79.127743][  T772] RBP: ff11000010cb9000 R08: 1fe2200002bc7058 R09: ff1100001623ae58
[   79.127963][  T772] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   79.128183][  T772] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   79.128404][  T772] FS:  00007f2fdeeb8840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   79.128653][  T772] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.128830][  T772] CR2: 0000000032fd2988 CR3: 00000000161f2002 CR4: 0000000000771ef0
[   79.129044][  T772] PKRU: 55555554
[   79.129155][  T772] Call Trace:
[   79.129267][  T772]  <TASK>
[   79.129340][  T772]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   79.129483][  T772]  ? notifier_call_chain+0xb0/0x320
[   79.129625][  T772]  rtmsg_ifinfo+0x5c/0xb0
[   79.129734][  T772]  netif_state_change+0x155/0x340
[   79.129878][  T772]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   79.130055][  T772]  ? print_lock_name+0x4c/0x110
[   79.130210][  T772]  netif_set_operstate+0xc1/0x100
[   79.130380][  T772]  ? rtnl_put_cacheinfo+0x250/0x250
[   79.130535][  T772]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   79.130718][  T772]  ? hsr_port_get_hsr+0x9c/0x150
[   79.130860][  T772]  ? packet_notifier+0x1c2/0xbd0
[   79.131004][  T772]  ? mutex_is_locked+0x1c/0x50
[   79.131152][  T772]  hsr_netdev_notify+0x387/0xad0
[   79.131305][  T772]  ? hsr_port_get_hsr+0x150/0x150
[   79.131449][  T772]  notifier_call_chain+0xb0/0x320
[   79.131593][  T772]  __dev_notify_flags+0xde/0x280
[   79.131737][  T772]  ? netif_change_name+0x8c0/0x8c0
[   79.131880][  T772]  ? netif_set_allmulti+0x250/0x250
[   79.132021][  T772]  ? __lock_release.isra.0+0x6b/0x1a0
[   79.132171][  T772]  ? is_bpf_text_address+0x68/0x110
[   79.132323][  T772]  netif_change_flags+0xfe/0x190
[   79.132468][  T772]  do_setlink.isra.0+0x1cc3/0x2750
[   79.132612][  T772]  ? rtnl_link_get_size+0x350/0x350
[   79.132755][  T772]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   79.132932][  T772]  ? rcu_read_lock_any_held+0x3c/0x90
[   79.133074][  T772]  ? validate_chain+0x38b/0xc20
[   79.133219][  T772]  ? rcu_read_lock_any_held+0x66/0x90
[   79.133368][  T772]  ? stack_depot_save_flags+0x367/0x770
[   79.133512][  T772]  ? __lock_acquire+0x508/0xc10
[   79.133656][  T772]  ? lock_acquire.part.0+0xbc/0x260
[   79.133798][  T772]  ? rtnl_newlink+0x883/0xea0
[   79.133940][  T772]  ? rcu_is_watching+0x15/0xd0
[   79.134081][  T772]  ? lock_acquire+0x134/0x160
[   79.134229][  T772]  ? rcu_is_watching+0x15/0xd0
[   79.134374][  T772]  ? rcu_is_watching+0x15/0xd0
[   79.134517][  T772]  ? trace_contention_end+0xb3/0x1a0
[   79.134659][  T772]  ? __mutex_lock+0x1db/0x2010
[   79.134803][  T772]  ? __mutex_lock+0x9b2/0x2010
[   79.134945][  T772]  ? rtnl_newlink+0x883/0xea0
[   79.135087][  T772]  ? ww_mutex_lock+0x160/0x160
[   79.135243][  T772]  ? __rtnl_newlink+0x3fa/0xa50
[   79.135390][  T772]  rtnl_newlink+0x8d1/0xea0
[   79.135537][  T772]  ? lock_acquire.part.0+0xbc/0x260
[   79.135683][  T772]  ? __rtnl_newlink+0xa50/0xa50
[   79.135825][  T772]  ? mark_usage+0x61/0x170
[   79.135970][  T772]  ? lock_acquire.part.0+0xbc/0x260
[   79.136113][  T772]  ? find_held_lock+0x2b/0x80
[   79.136260][  T772]  ? __rtnl_newlink+0xa50/0xa50
[   79.136402][  T772]  ? __lock_release.isra.0+0x6b/0x1a0
[   79.136546][  T772]  ? __rtnl_newlink+0xa50/0xa50
[   79.136694][  T772]  rtnetlink_rcv_msg+0x40d/0x9e0
[   79.136836][  T772]  ? validate_chain+0x38b/0xc20
[   79.136977][  T772]  ? rtnl_stats_set+0x3f0/0x3f0
[   79.137122][  T772]  ? __lock_acquire+0x508/0xc10
[   79.137270][  T772]  ? lock_acquire.part.0+0xbc/0x260
[   79.137410][  T772]  ? find_held_lock+0x2b/0x80
[   79.137553][  T772]  netlink_rcv_skb+0x14e/0x3a0
[   79.137695][  T772]  ? rtnl_stats_set+0x3f0/0x3f0
[   79.137840][  T772]  ? netlink_ack+0xcd0/0xcd0
[   79.137984][  T772]  ? netlink_deliver_tap+0xc5/0x330
[   79.138132][  T772]  ? netlink_deliver_tap+0x13c/0x330
[   79.138281][  T772]  netlink_unicast+0x486/0x750
[   79.138423][  T772]  ? netlink_attachskb+0x810/0x810
[   79.138566][  T772]  ? __lock_acquire+0x508/0xc10
[   79.138709][  T772]  netlink_sendmsg+0x735/0xc60
[   79.138854][  T772]  ? netlink_unicast+0x750/0x750
[   79.138997][  T772]  ? __might_fault+0x97/0x140
[   79.139145][  T772]  ____sys_sendmsg+0x419/0x850
[   79.139292][  T772]  ? copy_msghdr_from_user+0x2a0/0x460
[   79.139433][  T772]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   79.139608][  T772]  ? move_addr_to_kernel+0x40/0x40
[   79.139751][  T772]  ? stack_depot_save_flags+0x367/0x770
[   79.139894][  T772]  ? validate_chain+0x38b/0xc20
[   79.140037][  T772]  ___sys_sendmsg+0x14e/0x1d0
[   79.140180][  T772]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   79.140360][  T772]  ? copy_msghdr_from_user+0x460/0x460
[   79.140512][  T772]  __sys_sendmsg+0x145/0x1f0
[   79.140653][  T772]  ? __sys_sendmsg_sock+0x20/0x20
[   79.140793][  T772]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   79.140970][  T772]  ? do_raw_spin_unlock+0x59/0x250
[   79.141120][  T772]  ? rcu_is_watching+0x15/0xd0
[   79.141269][  T772]  do_syscall_64+0x117/0xfc0
[   79.141411][  T772]  ? trace_hardirqs_off+0xd/0x30
[   79.141553][  T772]  ? exc_page_fault+0xee/0x100
[   79.141693][  T772]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   79.141869][  T772] RIP: 0033:0x7f2fdf0f208e
[   79.142016][  T772] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   79.142528][  T772] RSP: 002b:00007ffd049fa130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.142742][  T772] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2fdf0f208e
[   79.142952][  T772] RDX: 0000000000000000 RSI: 00007ffd049fa1e0 RDI: 0000000000000005
[   79.143170][  T772] RBP: 00007ffd049fa140 R08: 0000000000000000 R09: 0000000000000000
[   79.143385][  T772] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b2
[   79.143596][  T772] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd049fa8b0
[   79.143813][  T772]  </TASK>
[   79.143920][  T772] irq event stamp: 24771
[   79.144028][  T772] hardirqs last  enabled at (24779): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   79.144279][  T772] hardirqs last disabled at (24788): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   79.144523][  T772] softirqs last  enabled at (24314): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   79.144767][  T772] softirqs last disabled at (24309): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   79.145010][  T772] ---[ end trace 0000000000000000 ]---
[   79.179907][  T774] ------------[ cut here ]------------
[   79.180062][  T774] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/774
[   79.180813][  T774] CPU: 0 UID: 0 PID: 774 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   79.181088][  T774] Tainted: [W]=WARN
[   79.181285][  T774] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.181455][  T774] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   79.181632][  T774] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   79.182134][  T774] RSP: 0018:ffa0000001eb7020 EFLAGS: 00010286
[   79.182311][  T774] RAX: 00000000ffffffa6 RBX: ff11000015f603c0 RCX: 1ff40000003d6dca
[   79.182515][  T774] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f60478
[   79.182721][  T774] RBP: ff11000010f09000 R08: 1fe2200002bec090 R09: ff11000013800b58
[   79.182930][  T774] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   79.183140][  T774] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f09ce1
[   79.183355][  T774] FS:  00007fbc11d48840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   79.183597][  T774] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.183770][  T774] CR2: 0000000035bcf988 CR3: 000000001082a004 CR4: 0000000000771ef0
[   79.183975][  T774] PKRU: 55555554
[   79.184077][  T774] Call Trace:
[   79.184188][  T774]  <TASK>
[   79.184265][  T774]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   79.184406][  T774]  rtmsg_ifinfo+0x5c/0xb0
[   79.184513][  T774]  ? mark_held_locks+0x40/0x70
[   79.184650][  T774]  __dev_notify_flags+0x1b8/0x280
[   79.184793][  T774]  ? netif_change_name+0x8c0/0x8c0
[   79.184928][  T774]  ? __dev_change_flags+0x4a4/0x660
[   79.185063][  T774]  ? netif_set_allmulti+0x250/0x250
[   79.185202][  T774]  ? __lock_release.isra.0+0x6b/0x1a0
[   79.185340][  T774]  ? is_bpf_text_address+0x68/0x110
[   79.185478][  T774]  netif_change_flags+0xfe/0x190
[   79.185613][  T774]  do_setlink.isra.0+0x1cc3/0x2750
[   79.185750][  T774]  ? rtnl_link_get_size+0x350/0x350
[   79.185884][  T774]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   79.186051][  T774]  ? rcu_read_lock_any_held+0x3c/0x90
[   79.186192][  T774]  ? validate_chain+0x38b/0xc20
[   79.186330][  T774]  ? rcu_read_lock_any_held+0x66/0x90
[   79.186465][  T774]  ? stack_depot_save_flags+0x367/0x770
[   79.186601][  T774]  ? __lock_acquire+0x508/0xc10
[   79.186735][  T774]  ? lock_acquire.part.0+0xbc/0x260
[   79.186866][  T774]  ? rtnl_newlink+0x883/0xea0
[   79.187001][  T774]  ? rcu_is_watching+0x15/0xd0
[   79.187140][  T774]  ? lock_acquire+0x134/0x160
[   79.187279][  T774]  ? rcu_is_watching+0x15/0xd0
[   79.187414][  T774]  ? rcu_is_watching+0x15/0xd0
[   79.187549][  T774]  ? trace_contention_end+0xb3/0x1a0
[   79.187684][  T774]  ? __mutex_lock+0x1db/0x2010
[   79.187818][  T774]  ? __mutex_lock+0x9b2/0x2010
[   79.187953][  T774]  ? rtnl_newlink+0x883/0xea0
[   79.188086][  T774]  ? ww_mutex_lock+0x160/0x160
[   79.188228][  T774]  ? __rtnl_newlink+0x3fa/0xa50
[   79.188367][  T774]  rtnl_newlink+0x8d1/0xea0
[   79.188506][  T774]  ? lock_acquire.part.0+0xbc/0x260
[   79.188640][  T774]  ? __rtnl_newlink+0xa50/0xa50
[   79.188773][  T774]  ? mark_usage+0x61/0x170
[   79.188908][  T774]  ? lock_acquire.part.0+0xbc/0x260
[   79.189040][  T774]  ? find_held_lock+0x2b/0x80
[   79.189177][  T774]  ? __rtnl_newlink+0xa50/0xa50
[   79.189319][  T774]  ? __lock_release.isra.0+0x6b/0x1a0
[   79.189457][  T774]  ? __rtnl_newlink+0xa50/0xa50
[   79.189591][  T774]  rtnetlink_rcv_msg+0x40d/0x9e0
[   79.189724][  T774]  ? validate_chain+0x38b/0xc20
[   79.189855][  T774]  ? rtnl_stats_set+0x3f0/0x3f0
[   79.189988][  T774]  ? __lock_acquire+0x508/0xc10
[   79.190130][  T774]  ? lock_acquire.part.0+0xbc/0x260
[   79.190266][  T774]  ? find_held_lock+0x2b/0x80
[   79.190399][  T774]  netlink_rcv_skb+0x14e/0x3a0
[   79.190535][  T774]  ? rtnl_stats_set+0x3f0/0x3f0
[   79.190670][  T774]  ? netlink_ack+0xcd0/0xcd0
[   79.190806][  T774]  ? netlink_deliver_tap+0xc5/0x330
[   79.190938][  T774]  ? netlink_deliver_tap+0x13c/0x330
[   79.191071][  T774]  netlink_unicast+0x486/0x750
[   79.191210][  T774]  ? netlink_attachskb+0x810/0x810
[   79.191356][  T774]  ? __lock_acquire+0x508/0xc10
[   79.191489][  T774]  netlink_sendmsg+0x735/0xc60
[   79.191624][  T774]  ? netlink_unicast+0x750/0x750
[   79.191757][  T774]  ? __might_fault+0x97/0x140
[   79.191894][  T774]  ____sys_sendmsg+0x419/0x850
[   79.192027][  T774]  ? copy_msghdr_from_user+0x2a0/0x460
[   79.192166][  T774]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   79.192336][  T774]  ? move_addr_to_kernel+0x40/0x40
[   79.192470][  T774]  ? stack_depot_save_flags+0x367/0x770
[   79.192605][  T774]  ? validate_chain+0x38b/0xc20
[   79.192739][  T774]  ___sys_sendmsg+0x14e/0x1d0
[   79.192871][  T774]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   79.193036][  T774]  ? copy_msghdr_from_user+0x460/0x460
[   79.193185][  T774]  __sys_sendmsg+0x145/0x1f0
[   79.193328][  T774]  ? __sys_sendmsg_sock+0x20/0x20
[   79.193461][  T774]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   79.193629][  T774]  ? do_raw_spin_unlock+0x59/0x250
[   79.193775][  T774]  ? rcu_is_watching+0x15/0xd0
[   79.193916][  T774]  do_syscall_64+0x117/0xfc0
[   79.194050][  T774]  ? trace_hardirqs_off+0xd/0x30
[   79.194190][  T774]  ? exc_page_fault+0xee/0x100
[   79.194329][  T774]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   79.194498][  T774] RIP: 0033:0x7fbc11f8208e
[   79.194641][  T774] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   79.195126][  T774] RSP: 002b:00007ffd408a61c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.195334][  T774] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbc11f8208e
[   79.195534][  T774] RDX: 0000000000000000 RSI: 00007ffd408a6270 RDI: 0000000000000005
[   79.195731][  T774] RBP: 00007ffd408a61d0 R08: 0000000000000000 R09: 0000000000000000
[   79.195932][  T774] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b2
[   79.196137][  T774] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd408a6940
[   79.196344][  T774]  </TASK>
[   79.196446][  T774] irq event stamp: 22709
[   79.196546][  T774] hardirqs last  enabled at (22717): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   79.196777][  T774] hardirqs last disabled at (22724): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   79.197007][  T774] softirqs last  enabled at (21904): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   79.197254][  T774] softirqs last disabled at (21871): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   79.197485][  T774] ---[ end trace 0000000000000000 ]---
[   79.198213][   T36] ------------[ cut here ]------------
[   79.198394][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u17:0/36
[   79.198687][   T36] CPU: 2 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   79.199027][   T36] Tainted: [W]=WARN
[   79.199210][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.199421][   T36] Workqueue: events_unbound linkwatch_event
[   79.199632][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   79.199842][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   79.200359][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   79.200562][   T36] RAX: 00000000ffffffa6 RBX: ff11000015f60e40 RCX: 1ff4000000051f02
[   79.200793][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f60ef8
[   79.201026][   T36] RBP: ff11000010f71000 R08: 1fe2200002bec1e0 R09: ff11000001d651a8
[   79.201274][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   79.201506][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   79.201739][   T36] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   79.202007][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.202228][   T36] CR2: 0000555faa067d5c CR3: 0000000013d03006 CR4: 0000000000771ef0
[   79.202469][   T36] PKRU: 55555554
[   79.202610][   T36] Call Trace:
[   79.202749][   T36]  <TASK>
[   79.202860][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   79.203031][   T36]  ? notifier_call_chain+0xb0/0x320
[   79.203221][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   79.203372][   T36]  netif_state_change+0x155/0x340
[   79.203546][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   79.203747][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   79.203920][   T36]  __linkwatch_run_queue+0x34c/0x750
[   79.204091][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   79.204282][   T36]  linkwatch_event+0x7f/0xb0
[   79.204454][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   79.204631][   T36]  process_one_work+0xdf8/0x1410
[   79.204805][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   79.204977][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   79.205170][   T36]  worker_thread+0x4f1/0xd60
[   79.205353][   T36]  ? rescuer_thread+0x1320/0x1320
[   79.205526][   T36]  kthread+0x367/0x460
[   79.205669][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   79.205873][   T36]  ? kthread_affine_node+0x330/0x330
[   79.206044][   T36]  ret_from_fork+0x474/0x6b0
[   79.206241][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   79.206442][   T36]  ? __switch_to+0x5a3/0xe00
[   79.206617][   T36]  ? kthread_affine_node+0x330/0x330
[   79.206789][   T36]  ret_from_fork_asm+0x11/0x20
[   79.206966][   T36]  </TASK>
[   79.207121][   T36] irq event stamp: 296951
[   79.207269][   T36] hardirqs last  enabled at (296961): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   79.207531][   T36] hardirqs last disabled at (296970): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   79.207792][   T36] softirqs last  enabled at (296834): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   79.208057][   T36] softirqs last disabled at (296821): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   79.208343][   T36] ---[ end trace 0000000000000000 ]---
[   79.245240][  T775] ------------[ cut here ]------------
[   79.245390][  T775] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/775
[   79.245621][  T775] CPU: 0 UID: 0 PID: 775 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   79.245885][  T775] Tainted: [W]=WARN
[   79.245986][  T775] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.246160][  T775] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   79.246342][  T775] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   79.246838][  T775] RSP: 0018:ffa0000001ec7020 EFLAGS: 00010286
[   79.247014][  T775] RAX: 00000000ffffffa6 RBX: ff11000010dc3e00 RCX: 1ff40000003d8dca
[   79.247259][  T775] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc3eb8
[   79.247475][  T775] RBP: ff11000004ca4000 R08: 1fe22000021b87d8 R09: ff11000013802e58
[   79.247687][  T775] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   79.247899][  T775] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004ca4ce1
[   79.248115][  T775] FS:  00007f3a7f82d840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   79.248386][  T775] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.248571][  T775] CR2: 000000003d601988 CR3: 00000000020f4006 CR4: 0000000000771ef0
[   79.248797][  T775] PKRU: 55555554
[   79.248904][  T775] Call Trace:
[   79.249009][  T775]  <TASK>
[   79.249079][  T775]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   79.249230][  T775]  rtmsg_ifinfo+0x5c/0xb0
[   79.249345][  T775]  ? mark_held_locks+0x40/0x70
[   79.249490][  T775]  __dev_notify_flags+0x1b8/0x280
[   79.249638][  T775]  ? netif_change_name+0x8c0/0x8c0
[   79.249796][  T775]  ? __dev_change_flags+0x4a4/0x660
[   79.249946][  T775]  ? netif_set_allmulti+0x250/0x250
[   79.250090][  T775]  ? __lock_release.isra.0+0x6b/0x1a0
[   79.250246][  T775]  ? is_bpf_text_address+0x68/0x110
[   79.250395][  T775]  netif_change_flags+0xfe/0x190
[   79.250544][  T775]  do_setlink.isra.0+0x1cc3/0x2750
[   79.250692][  T775]  ? rtnl_link_get_size+0x350/0x350
[   79.250839][  T775]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   79.251017][  T775]  ? rcu_read_lock_any_held+0x3c/0x90
[   79.251164][  T775]  ? validate_chain+0x38b/0xc20
[   79.251313][  T775]  ? rcu_read_lock_any_held+0x66/0x90
[   79.251456][  T775]  ? stack_depot_save_flags+0x367/0x770
[   79.251601][  T775]  ? __lock_acquire+0x508/0xc10
[   79.251749][  T775]  ? lock_acquire.part.0+0xbc/0x260
[   79.251893][  T775]  ? rtnl_newlink+0x883/0xea0
[   79.252047][  T775]  ? rcu_is_watching+0x15/0xd0
[   79.252197][  T775]  ? lock_acquire+0x134/0x160
[   79.252344][  T775]  ? rcu_is_watching+0x15/0xd0
[   79.252490][  T775]  ? rcu_is_watching+0x15/0xd0
[   79.252635][  T775]  ? trace_contention_end+0xb3/0x1a0
[   79.252775][  T775]  ? __mutex_lock+0x1db/0x2010
[   79.252918][  T775]  ? __mutex_lock+0x9b2/0x2010
[   79.253055][  T775]  ? rtnl_newlink+0x883/0xea0
[   79.253204][  T775]  ? ww_mutex_lock+0x160/0x160
[   79.253351][  T775]  ? __rtnl_newlink+0x3fa/0xa50
[   79.253488][  T775]  rtnl_newlink+0x8d1/0xea0
[   79.253625][  T775]  ? lock_acquire.part.0+0xbc/0x260
[   79.253760][  T775]  ? __rtnl_newlink+0xa50/0xa50
[   79.253894][  T775]  ? mark_usage+0x61/0x170
[   79.254034][  T775]  ? lock_acquire.part.0+0xbc/0x260
[   79.254177][  T775]  ? find_held_lock+0x2b/0x80
[   79.254336][  T775]  ? __rtnl_newlink+0xa50/0xa50
[   79.254470][  T775]  ? __lock_release.isra.0+0x6b/0x1a0
[   79.254605][  T775]  ? __rtnl_newlink+0xa50/0xa50
[   79.254740][  T775]  rtnetlink_rcv_msg+0x40d/0x9e0
[   79.254874][  T775]  ? validate_chain+0x38b/0xc20
[   79.255007][  T775]  ? rtnl_stats_set+0x3f0/0x3f0
[   79.255145][  T775]  ? __lock_acquire+0x508/0xc10
[   79.255309][  T775]  ? lock_acquire.part.0+0xbc/0x260
[   79.255443][  T775]  ? find_held_lock+0x2b/0x80
[   79.255577][  T775]  netlink_rcv_skb+0x14e/0x3a0
[   79.255712][  T775]  ? rtnl_stats_set+0x3f0/0x3f0
[   79.255847][  T775]  ? netlink_ack+0xcd0/0xcd0
[   79.255985][  T775]  ? netlink_deliver_tap+0xc5/0x330
[   79.256126][  T775]  ? netlink_deliver_tap+0x13c/0x330
[   79.256265][  T775]  netlink_unicast+0x486/0x750
[   79.256419][  T775]  ? netlink_attachskb+0x810/0x810
[   79.256556][  T775]  ? __lock_acquire+0x508/0xc10
[   79.256691][  T775]  netlink_sendmsg+0x735/0xc60
[   79.256828][  T775]  ? netlink_unicast+0x750/0x750
[   79.256963][  T775]  ? __might_fault+0x97/0x140
[   79.257105][  T775]  ____sys_sendmsg+0x419/0x850
[   79.257244][  T775]  ? copy_msghdr_from_user+0x2a0/0x460
[   79.257379][  T775]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   79.257545][  T775]  ? move_addr_to_kernel+0x40/0x40
[   79.257684][  T775]  ? stack_depot_save_flags+0x367/0x770
[   79.257818][  T775]  ? validate_chain+0x38b/0xc20
[   79.257952][  T775]  ___sys_sendmsg+0x14e/0x1d0
[   79.258084][  T775]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   79.258273][  T775]  ? copy_msghdr_from_user+0x460/0x460
[   79.258419][  T775]  __sys_sendmsg+0x145/0x1f0
[   79.258566][  T775]  ? __sys_sendmsg_sock+0x20/0x20
[   79.258701][  T775]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   79.258869][  T775]  ? do_raw_spin_unlock+0x59/0x250
[   79.259004][  T775]  ? rcu_is_watching+0x15/0xd0
[   79.259155][  T775]  do_syscall_64+0x117/0xfc0
[   79.259294][  T775]  ? trace_hardirqs_off+0xd/0x30
[   79.259427][  T775]  ? exc_page_fault+0xee/0x100
[   79.259563][  T775]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   79.259744][  T775] RIP: 0033:0x7f3a7fa6708e
[   79.259885][  T775] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   79.260372][  T775] RSP: 002b:00007ffc5f939d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.260574][  T775] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3a7fa6708e
[   79.260800][  T775] RDX: 0000000000000000 RSI: 00007ffc5f939dc0 RDI: 0000000000000005
[   79.260998][  T775] RBP: 00007ffc5f939d20 R08: 0000000000000000 R09: 0000000000000000
[   79.261203][  T775] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b2
[   79.261406][  T775] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5f93a490
[   79.261623][  T775]  </TASK>
[   79.261726][  T775] irq event stamp: 26483
[   79.261825][  T775] hardirqs last  enabled at (26491): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   79.262057][  T775] hardirqs last disabled at (26498): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   79.262304][  T775] softirqs last  enabled at (25612): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   79.262534][  T775] softirqs last disabled at (25471): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   79.262765][  T775] ---[ end trace 0000000000000000 ]---
[   79.263534][   T36] ------------[ cut here ]------------
[   79.263678][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u17:0/36
[   79.263934][   T36] CPU: 1 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   79.264283][   T36] Tainted: [W]=WARN
[   79.264382][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.264562][   T36] Workqueue: events_unbound linkwatch_event
[   79.264734][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   79.264913][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   79.265400][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   79.265592][   T36] RAX: 00000000ffffffa6 RBX: ff11000010dc2c80 RCX: 1ff4000000051f02
[   79.265806][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc2d38
[   79.266024][   T36] RBP: ff11000004ca4000 R08: 1fe22000021b85a8 R09: ff11000001d651a8
[   79.266229][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   79.266423][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   79.266607][   T36] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   79.266831][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.266986][   T36] CR2: 00007f2fdef85574 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   79.267176][   T36] PKRU: 55555554
[   79.267273][   T36] Call Trace:
[   79.267364][   T36]  <TASK>
[   79.267431][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   79.267560][   T36]  ? notifier_call_chain+0xb0/0x320
[   79.267683][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   79.267778][   T36]  netif_state_change+0x155/0x340
[   79.267904][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   79.268061][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   79.268191][   T36]  __linkwatch_run_queue+0x34c/0x750
[   79.268338][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   79.268464][   T36]  linkwatch_event+0x7f/0xb0
[   79.268588][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   79.268710][   T36]  process_one_work+0xdf8/0x1410
[   79.268837][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   79.268960][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   79.269088][   T36]  worker_thread+0x4f1/0xd60
[   79.269222][   T36]  ? rescuer_thread+0x1320/0x1320
[   79.269348][   T36]  kthread+0x367/0x460
[   79.269440][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   79.269591][   T36]  ? kthread_affine_node+0x330/0x330
[   79.269715][   T36]  ret_from_fork+0x474/0x6b0
[   79.269851][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   79.270024][   T36]  ? __switch_to+0x5a3/0xe00
[   79.270160][   T36]  ? kthread_affine_node+0x330/0x330
[   79.270287][   T36]  ret_from_fork_asm+0x11/0x20
[   79.270418][   T36]  </TASK>
[   79.270511][   T36] irq event stamp: 297859
[   79.270604][   T36] hardirqs last  enabled at (297867): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   79.270821][   T36] hardirqs last disabled at (297874): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   79.271035][   T36] softirqs last  enabled at (297774): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   79.271264][   T36] softirqs last disabled at (297769): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   79.271497][   T36] ---[ end trace 0000000000000000 ]---
[   79.273209][   T36] ------------[ cut here ]------------
[   79.273363][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u17:0/36
[   79.273708][   T36] CPU: 1 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   79.274002][   T36] Tainted: [W]=WARN
[   79.274112][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.274280][   T36] Workqueue: events_unbound linkwatch_event
[   79.274448][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   79.274617][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   79.275082][   T36] RSP: 0018:ffa000000028f760 EFLAGS: 00010286
[   79.275262][   T36] RAX: 00000000ffffffa6 RBX: ff11000010dc3c40 RCX: 1ff4000000051eb2
[   79.275455][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc3cf8
[   79.275649][   T36] RBP: ff11000010cb9000 R08: 1fe22000021b87a0 R09: ff11000001d651a8
[   79.275845][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   79.276040][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   79.276245][   T36] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   79.276471][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.276635][   T36] CR2: 00007f2fdef85574 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   79.276828][   T36] PKRU: 55555554
[   79.276926][   T36] Call Trace:
[   79.277023][   T36]  <TASK>
[   79.277090][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   79.277228][   T36]  ? notifier_call_chain+0xb0/0x320
[   79.277365][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   79.277464][   T36]  netif_state_change+0x155/0x340
[   79.277614][   T36]  ? __queue_work+0x31a/0xc00
[   79.277748][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   79.277918][   T36]  ? lockdep_hardirqs_on+0x8c/0x130
[   79.278050][   T36]  ? mod_delayed_work_on+0x109/0x120
[   79.278252][   T36]  netif_set_operstate+0xc1/0x100
[   79.278388][   T36]  ? rtnl_put_cacheinfo+0x250/0x250
[   79.278520][   T36]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   79.278686][   T36]  hsr_check_carrier_and_operstate+0x4da/0x700
[   79.278851][   T36]  hsr_netdev_notify+0x387/0xad0
[   79.278984][   T36]  ? unregister_vlan_dev+0x380/0x380
[   79.279172][   T36]  ? hsr_port_get_hsr+0x150/0x150
[   79.279312][   T36]  notifier_call_chain+0xb0/0x320
[   79.279444][   T36]  netif_state_change+0x139/0x340
[   79.279576][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   79.279740][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   79.279870][   T36]  __linkwatch_run_queue+0x34c/0x750
[   79.280001][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   79.280189][   T36]  linkwatch_event+0x7f/0xb0
[   79.280379][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   79.280510][   T36]  process_one_work+0xdf8/0x1410
[   79.280643][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   79.280798][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   79.280931][   T36]  worker_thread+0x4f1/0xd60
[   79.281064][   T36]  ? rescuer_thread+0x1320/0x1320
[   79.281255][   T36]  kthread+0x367/0x460
[   79.281355][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   79.281518][   T36]  ? kthread_affine_node+0x330/0x330
[   79.281659][   T36]  ret_from_fork+0x474/0x6b0
[   79.281793][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   79.281955][   T36]  ? __switch_to+0x5a3/0xe00
[   79.282085][   T36]  ? kthread_affine_node+0x330/0x330
[   79.282277][   T36]  ret_from_fork_asm+0x11/0x20
[   79.282414][   T36]  </TASK>
[   79.282511][   T36] irq event stamp: 299351
[   79.282608][   T36] hardirqs last  enabled at (299359): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   79.282833][   T36] hardirqs last disabled at (299366): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   79.283057][   T36] softirqs last  enabled at (299332): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   79.283346][   T36] softirqs last disabled at (299383): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   79.283568][   T36] ---[ end trace 0000000000000000 ]---
[   79.284377][   T36] ------------[ cut here ]------------
[   79.284521][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u17:0/36
[   79.284765][   T36] CPU: 1 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   79.285075][   T36] Tainted: [W]=WARN
[   79.285173][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.285333][   T36] Workqueue: events_unbound linkwatch_event
[   79.285491][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   79.285650][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   79.286118][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   79.286276][   T36] RAX: 00000000ffffffa6 RBX: ff11000010dc38c0 RCX: 1ff4000000051f02
[   79.286457][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc3978
[   79.286640][   T36] RBP: ff11000004ca1000 R08: 1fe22000021b8730 R09: ff11000001d651a8
[   79.286819][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   79.287001][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   79.287190][   T36] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   79.287405][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.287556][   T36] CR2: 00007f2fdef85574 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   79.287766][   T36] PKRU: 55555554
[   79.287857][   T36] Call Trace:
[   79.287947][   T36]  <TASK>
[   79.288009][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   79.288184][   T36]  ? notifier_call_chain+0xb0/0x320
[   79.288316][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   79.288408][   T36]  netif_state_change+0x155/0x340
[   79.288531][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   79.288687][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   79.288807][   T36]  __linkwatch_run_queue+0x34c/0x750
[   79.288930][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   79.289056][   T36]  linkwatch_event+0x7f/0xb0
[   79.289226][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   79.289401][   T36]  process_one_work+0xdf8/0x1410
[   79.289527][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   79.289648][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   79.289776][   T36]  worker_thread+0x4f1/0xd60
[   79.289901][   T36]  ? rescuer_thread+0x1320/0x1320
[   79.290024][   T36]  kthread+0x367/0x460
[   79.290164][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   79.290325][   T36]  ? kthread_affine_node+0x330/0x330
[   79.290456][   T36]  ret_from_fork+0x474/0x6b0
[   79.290579][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   79.290732][   T36]  ? __switch_to+0x5a3/0xe00
[   79.290861][   T36]  ? kthread_affine_node+0x330/0x330
[   79.290983][   T36]  ret_from_fork_asm+0x11/0x20
[   79.291158][   T36]  </TASK>
[   79.291254][   T36] irq event stamp: 300391
[   79.291344][   T36] hardirqs last  enabled at (300399): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   79.291567][   T36] hardirqs last disabled at (300406): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   79.291779][   T36] softirqs last  enabled at (300380): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   79.291989][   T36] softirqs last disabled at (300289): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   79.292254][   T36] ---[ end trace 0000000000000000 ]---
[   79.293291][   T36] ------------[ cut here ]------------
[   79.293417][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u17:0/36
[   79.293657][   T36] CPU: 1 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   79.293927][   T36] Tainted: [W]=WARN
[   79.294018][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.294173][   T36] Workqueue: events_unbound linkwatch_event
[   79.294333][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   79.294496][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   79.294944][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   79.295094][   T36] RAX: 00000000ffffffa6 RBX: ff11000015e3c580 RCX: 1ff4000000051f02
[   79.295284][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3c638
[   79.295465][   T36] RBP: ff11000010cb9000 R08: 1fe2200002bc78c8 R09: ff11000001d651a8
[   79.295644][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   79.295823][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   79.296004][   T36] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   79.296220][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.296377][   T36] CR2: 00007f2fdef85574 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   79.296563][   T36] PKRU: 55555554
[   79.296653][   T36] Call Trace:
[   79.296743][   T36]  <TASK>
[   79.296805][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   79.296928][   T36]  ? notifier_call_chain+0xb0/0x320
[   79.297049][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   79.297146][   T36]  netif_state_change+0x155/0x340
[   79.297272][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   79.297443][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   79.297564][   T36]  __linkwatch_run_queue+0x34c/0x750
[   79.297685][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   79.297811][   T36]  linkwatch_event+0x7f/0xb0
[   79.297931][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   79.298051][   T36]  process_one_work+0xdf8/0x1410
[   79.298181][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   79.298305][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   79.298429][   T36]  worker_thread+0x4f1/0xd60
[   79.298554][   T36]  ? rescuer_thread+0x1320/0x1320
[   79.298679][   T36]  kthread+0x367/0x460
[   79.298772][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   79.298922][   T36]  ? kthread_affine_node+0x330/0x330
[   79.299041][   T36]  ret_from_fork+0x474/0x6b0
[   79.299168][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   79.299322][   T36]  ? __switch_to+0x5a3/0xe00
[   79.299443][   T36]  ? kthread_affine_node+0x330/0x330
[   79.299564][   T36]  ret_from_fork_asm+0x11/0x20
[   79.299693][   T36]  </TASK>
[   79.299783][   T36] irq event stamp: 301247
[   79.299874][   T36] hardirqs last  enabled at (301255): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   79.300083][   T36] hardirqs last disabled at (301262): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   79.300304][   T36] softirqs last  enabled at (300854): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   79.300518][   T36] softirqs last disabled at (300852): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   79.300727][   T36] ---[ end trace 0000000000000000 ]---
[   79.323510][  T776] hsr3: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   79.323887][  T776] ------------[ cut here ]------------
[   79.324015][  T776] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/776
[   79.324261][  T776] CPU: 0 UID: 0 PID: 776 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   79.324522][  T776] Tainted: [W]=WARN
[   79.324620][  T776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.324780][  T776] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   79.324950][  T776] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   79.325421][  T776] RSP: 0018:ffa0000001ed7020 EFLAGS: 00010286
[   79.325589][  T776] RAX: 00000000ffffffa6 RBX: ff11000015a88580 RCX: 1ff40000003dadca
[   79.325781][  T776] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a88638
[   79.325973][  T776] RBP: ff110000138a4000 R08: 1fe2200002b510c8 R09: ff11000013805158
[   79.326172][  T776] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   79.326367][  T776] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000138a4ce1
[   79.326562][  T776] FS:  00007f5937aa2840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   79.326788][  T776] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.326951][  T776] CR2: 00007f5937d721a0 CR3: 00000000139ff002 CR4: 0000000000771ef0
[   79.327148][  T776] PKRU: 55555554
[   79.327249][  T776] Call Trace:
[   79.327346][  T776]  <TASK>
[   79.327412][  T776]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   79.327542][  T776]  rtmsg_ifinfo+0x5c/0xb0
[   79.327640][  T776]  ? mark_held_locks+0x40/0x70
[   79.327768][  T776]  __dev_notify_flags+0x1b8/0x280
[   79.327898][  T776]  ? netif_change_name+0x8c0/0x8c0
[   79.328029][  T776]  ? __dev_change_flags+0x4a4/0x660
[   79.328164][  T776]  ? netif_set_allmulti+0x250/0x250
[   79.328299][  T776]  ? __lock_release.isra.0+0x6b/0x1a0
[   79.328429][  T776]  ? is_bpf_text_address+0x68/0x110
[   79.328561][  T776]  netif_change_flags+0xfe/0x190
[   79.328692][  T776]  do_setlink.isra.0+0x1cc3/0x2750
[   79.328824][  T776]  ? rtnl_link_get_size+0x350/0x350
[   79.328955][  T776]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   79.329123][  T776]  ? rcu_read_lock_any_held+0x3c/0x90
[   79.329260][  T776]  ? validate_chain+0x38b/0xc20
[   79.329391][  T776]  ? rcu_read_lock_any_held+0x66/0x90
[   79.329521][  T776]  ? stack_depot_save_flags+0x367/0x770
[   79.329652][  T776]  ? __lock_acquire+0x508/0xc10
[   79.329784][  T776]  ? lock_acquire.part.0+0xbc/0x260
[   79.329915][  T776]  ? rtnl_newlink+0x883/0xea0
[   79.330046][  T776]  ? rcu_is_watching+0x15/0xd0
[   79.330272][  T776]  ? lock_acquire+0x134/0x160
[   79.330401][  T776]  ? rcu_is_watching+0x15/0xd0
[   79.330528][  T776]  ? rcu_is_watching+0x15/0xd0
[   79.330656][  T776]  ? trace_contention_end+0xb3/0x1a0
[   79.330786][  T776]  ? __mutex_lock+0x1db/0x2010
[   79.330916][  T776]  ? __mutex_lock+0x9b2/0x2010
[   79.331058][  T776]  ? rtnl_newlink+0x883/0xea0
[   79.331265][  T776]  ? ww_mutex_lock+0x160/0x160
[   79.331397][  T776]  ? __rtnl_newlink+0x3fa/0xa50
[   79.331545][  T776]  rtnl_newlink+0x8d1/0xea0
[   79.331676][  T776]  ? lock_acquire.part.0+0xbc/0x260
[   79.331805][  T776]  ? __rtnl_newlink+0xa50/0xa50
[   79.331933][  T776]  ? mark_usage+0x61/0x170
[   79.332065][  T776]  ? lock_acquire.part.0+0xbc/0x260
[   79.332287][  T776]  ? find_held_lock+0x2b/0x80
[   79.332497][  T776]  ? __rtnl_newlink+0xa50/0xa50
[   79.332627][  T776]  ? __lock_release.isra.0+0x6b/0x1a0
[   79.332758][  T776]  ? __rtnl_newlink+0xa50/0xa50
[   79.332887][  T776]  rtnetlink_rcv_msg+0x40d/0x9e0
[   79.333015][  T776]  ? validate_chain+0x38b/0xc20
[   79.333210][  T776]  ? rtnl_stats_set+0x3f0/0x3f0
[   79.333355][  T776]  ? __lock_acquire+0x508/0xc10
[   79.333488][  T776]  ? lock_acquire.part.0+0xbc/0x260
[   79.333617][  T776]  ? find_held_lock+0x2b/0x80
[   79.333747][  T776]  netlink_rcv_skb+0x14e/0x3a0
[   79.333876][  T776]  ? rtnl_stats_set+0x3f0/0x3f0
[   79.334006][  T776]  ? netlink_ack+0xcd0/0xcd0
[   79.334196][  T776]  ? netlink_deliver_tap+0xc5/0x330
[   79.334331][  T776]  ? netlink_deliver_tap+0x13c/0x330
[   79.334463][  T776]  netlink_unicast+0x486/0x750
[   79.334648][  T776]  ? netlink_attachskb+0x810/0x810
[   79.334777][  T776]  ? __lock_acquire+0x508/0xc10
[   79.334905][  T776]  netlink_sendmsg+0x735/0xc60
[   79.335035][  T776]  ? netlink_unicast+0x750/0x750
[   79.335223][  T776]  ? __might_fault+0x97/0x140
[   79.335359][  T776]  ____sys_sendmsg+0x419/0x850
[   79.335490][  T776]  ? copy_msghdr_from_user+0x2a0/0x460
[   79.335620][  T776]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   79.335785][  T776]  ? move_addr_to_kernel+0x40/0x40
[   79.335916][  T776]  ? stack_depot_save_flags+0x367/0x770
[   79.336046][  T776]  ? validate_chain+0x38b/0xc20
[   79.336238][  T776]  ___sys_sendmsg+0x14e/0x1d0
[   79.336369][  T776]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   79.336532][  T776]  ? copy_msghdr_from_user+0x460/0x460
[   79.336672][  T776]  __sys_sendmsg+0x145/0x1f0
[   79.336803][  T776]  ? __sys_sendmsg_sock+0x20/0x20
[   79.336931][  T776]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   79.337094][  T776]  ? do_raw_spin_unlock+0x59/0x250
[   79.337263][  T776]  ? rcu_is_watching+0x15/0xd0
[   79.337392][  T776]  do_syscall_64+0x117/0xfc0
[   79.337521][  T776]  ? trace_hardirqs_off+0xd/0x30
[   79.337650][  T776]  ? exc_page_fault+0xee/0x100
[   79.337781][  T776]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   79.337940][  T776] RIP: 0033:0x7f5937cdc08e
[   79.338075][  T776] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   79.338545][  T776] RSP: 002b:00007ffc7995dfa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.338743][  T776] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5937cdc08e
[   79.338937][  T776] RDX: 0000000000000000 RSI: 00007ffc7995e050 RDI: 0000000000000005
[   79.339136][  T776] RBP: 00007ffc7995dfb0 R08: 0000000000000000 R09: 0000000000000000
[   79.339333][  T776] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b2
[   79.339528][  T776] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7995e720
[   79.339726][  T776]  </TASK>
[   79.339822][  T776] irq event stamp: 16613
[   79.339918][  T776] hardirqs last  enabled at (16621): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   79.340145][  T776] hardirqs last disabled at (16630): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   79.340375][  T776] softirqs last  enabled at (16484): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   79.340598][  T776] softirqs last disabled at (16427): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   79.340820][  T776] ---[ end trace 0000000000000000 ]---
[   79.979651][  T352] ------------[ cut here ]------------
[   79.979840][  T352] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u18:2/352
[   79.980110][  T352] CPU: 1 UID: 0 PID: 352 Comm: kworker/u18:2 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   79.980417][  T352] Tainted: [W]=WARN
[   79.980509][  T352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.980660][  T352] Workqueue: events_unbound linkwatch_event
[   79.980816][  T352] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   79.980973][  T352] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   79.981443][  T352] RSP: 0018:ffa0000000d679e0 EFLAGS: 00010286
[   79.981594][  T352] RAX: 00000000ffffffa6 RBX: ff11000010dc23c0 RCX: 1ff40000001acf02
[   79.981774][  T352] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc2478
[   79.981962][  T352] RBP: ff11000015ef1000 R08: 1fe22000021b8490 R09: ff11000013a78ba8
[   79.982202][  T352] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   79.982387][  T352] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   79.982590][  T352] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   79.982806][  T352] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.982957][  T352] CR2: 0000555fbff49d60 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   79.983143][  T352] PKRU: 55555554
[   79.983244][  T352] Call Trace:
[   79.983338][  T352]  <TASK>
[   79.983402][  T352]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   79.983525][  T352]  ? notifier_call_chain+0xb0/0x320
[   79.983671][  T352]  rtmsg_ifinfo+0x5c/0xb0
[   79.983765][  T352]  netif_state_change+0x155/0x340
[   79.983888][  T352]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   79.984041][  T352]  ? linkwatch_do_dev+0xae/0xd0
[   79.984171][  T352]  __linkwatch_run_queue+0x34c/0x750
[   79.984304][  T352]  ? linkwatch_do_dev+0xd0/0xd0
[   79.984428][  T352]  linkwatch_event+0x7f/0xb0
[   79.984547][  T352]  ? __linkwatch_run_queue+0x750/0x750
[   79.984669][  T352]  process_one_work+0xdf8/0x1410
[   79.984793][  T352]  ? pwq_dec_nr_in_flight+0x710/0x710
[   79.984914][  T352]  ? lock_acquire.part.0+0xbc/0x260
[   79.985038][  T352]  worker_thread+0x4f1/0xd60
[   79.985169][  T352]  ? rescuer_thread+0x1320/0x1320
[   79.985296][  T352]  ? __kthread_parkme+0xbd/0x210
[   79.985418][  T352]  ? rescuer_thread+0x1320/0x1320
[   79.985540][  T352]  kthread+0x367/0x460
[   79.985633][  T352]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   79.985786][  T352]  ? kthread_affine_node+0x330/0x330
[   79.985914][  T352]  ret_from_fork+0x474/0x6b0
[   79.986037][  T352]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   79.986193][  T352]  ? __switch_to+0x5a3/0xe00
[   79.986318][  T352]  ? kthread_affine_node+0x330/0x330
[   79.986440][  T352]  ret_from_fork_asm+0x11/0x20
[   79.986565][  T352]  </TASK>
[   79.986654][  T352] irq event stamp: 83203
[   79.986745][  T352] hardirqs last  enabled at (83211): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   79.986959][  T352] hardirqs last disabled at (83218): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   79.987170][  T352] softirqs last  enabled at (82920): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   79.987389][  T352] softirqs last disabled at (82915): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   79.987596][  T352] ---[ end trace 0000000000000000 ]---
[   79.988094][  T352] ------------[ cut here ]------------
[   79.988222][  T352] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u18:2/352
[   79.988470][  T352] CPU: 1 UID: 0 PID: 352 Comm: kworker/u18:2 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   79.988742][  T352] Tainted: [W]=WARN
[   79.988834][  T352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.988984][  T352] Workqueue: events_unbound linkwatch_event
[   79.989153][  T352] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   79.989320][  T352] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   79.989747][  T352] RSP: 0018:ffa0000000d679e0 EFLAGS: 00010286
[   79.989900][  T352] RAX: 00000000ffffffa6 RBX: ff11000015e39a80 RCX: 1ff40000001acf02
[   79.990078][  T352] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e39b38
[   79.990271][  T352] RBP: ff11000010f09000 R08: 1fe2200002bc7368 R09: ff11000013a78ba8
[   79.990450][  T352] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   79.990628][  T352] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   79.990819][  T352] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   79.991032][  T352] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.991191][  T352] CR2: 0000555fbff49d60 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   79.991379][  T352] PKRU: 55555554
[   79.991469][  T352] Call Trace:
[   79.991558][  T352]  <TASK>
[   79.991620][  T352]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   79.991743][  T352]  ? notifier_call_chain+0xb0/0x320
[   79.991863][  T352]  rtmsg_ifinfo+0x5c/0xb0
[   79.991954][  T352]  netif_state_change+0x155/0x340
[   79.992075][  T352]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   79.992229][  T352]  ? linkwatch_do_dev+0xae/0xd0
[   79.992356][  T352]  __linkwatch_run_queue+0x34c/0x750
[   79.992476][  T352]  ? linkwatch_do_dev+0xd0/0xd0
[   79.992598][  T352]  linkwatch_event+0x7f/0xb0
[   79.992721][  T352]  ? __linkwatch_run_queue+0x750/0x750
[   79.992839][  T352]  process_one_work+0xdf8/0x1410
[   79.992960][  T352]  ? pwq_dec_nr_in_flight+0x710/0x710
[   79.993080][  T352]  ? lock_acquire.part.0+0xbc/0x260
[   79.993210][  T352]  worker_thread+0x4f1/0xd60
[   79.993342][  T352]  ? rescuer_thread+0x1320/0x1320
[   79.993461][  T352]  ? __kthread_parkme+0xbd/0x210
[   79.993584][  T352]  ? rescuer_thread+0x1320/0x1320
[   79.993703][  T352]  kthread+0x367/0x460
[   79.993795][  T352]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   79.993944][  T352]  ? kthread_affine_node+0x330/0x330
[   79.994063][  T352]  ret_from_fork+0x474/0x6b0
[   79.994189][  T352]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   79.994349][  T352]  ? __switch_to+0x5a3/0xe00
[   79.994472][  T352]  ? kthread_affine_node+0x330/0x330
[   79.994597][  T352]  ret_from_fork_asm+0x11/0x20
[   79.994722][  T352]  </TASK>
[   79.994811][  T352] irq event stamp: 83971
[   79.994900][  T352] hardirqs last  enabled at (83979): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   79.995110][  T352] hardirqs last disabled at (83988): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   79.995324][  T352] softirqs last  enabled at (83562): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   79.995534][  T352] softirqs last disabled at (83560): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   79.995742][  T352] ---[ end trace 0000000000000000 ]---
[   87.307188][   T67] ------------[ cut here ]------------
[   87.307401][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   87.307686][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.307995][   T67] Tainted: [W]=WARN
[   87.308146][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.308352][   T67] Workqueue: netns cleanup_net
[   87.308525][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.308726][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.309207][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   87.309414][   T67] RAX: 00000000ffffffa6 RBX: ff11000015d20740 RCX: 1ff4000000090eed
[   87.309649][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015d207f8
[   87.309872][   T67] RBP: ff11000013b91000 R08: 1fe2200002ba4100 R09: ff1100000faa0bd0
[   87.310109][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   87.310350][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   87.310575][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   87.310828][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.311024][   T67] CR2: 00007f1812314574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   87.311265][   T67] PKRU: 55555554
[   87.311406][   T67] Call Trace:
[   87.311541][   T67]  <TASK>
[   87.311647][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   87.311849][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.312040][   T67]  ? queue_rcu_work+0x7c/0xa0
[   87.312220][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   87.312399][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.312563][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   87.312729][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.312899][   T67]  ops_undo_list+0x615/0x8f0
[   87.313067][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.313244][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.313422][   T67]  cleanup_net+0x431/0x890
[   87.313590][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.313753][   T67]  ? process_one_work+0xdb7/0x1410
[   87.313921][   T67]  ? lock_acquire+0x134/0x160
[   87.314087][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.314267][   T67]  process_one_work+0xdf8/0x1410
[   87.314457][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.314625][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.314793][   T67]  worker_thread+0x4f1/0xd60
[   87.314961][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.315139][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.315319][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.315488][   T67]  kthread+0x367/0x460
[   87.315623][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.315893][   T67]  ? kthread_affine_node+0x330/0x330
[   87.316058][   T67]  ret_from_fork+0x474/0x6b0
[   87.316267][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.316467][   T67]  ? __switch_to+0x5a3/0xe00
[   87.316633][   T67]  ? kthread_affine_node+0x330/0x330
[   87.316873][   T67]  ret_from_fork_asm+0x11/0x20
[   87.317077][   T67]  </TASK>
[   87.317232][   T67] irq event stamp: 1259913
[   87.317405][   T67] hardirqs last  enabled at (1259923): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.317686][   T67] hardirqs last disabled at (1259934): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.317937][   T67] softirqs last  enabled at (1259406): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.318276][   T67] softirqs last disabled at (1259393): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.318533][   T67] ---[ end trace 0000000000000000 ]---
[   87.332227][   T67] vethA: left promiscuous mode
[   87.332494][   T67] ------------[ cut here ]------------
[   87.332671][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   87.332982][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.333783][   T67] Tainted: [W]=WARN
[   87.333929][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.334156][   T67] Workqueue: netns cleanup_net
[   87.334359][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.334582][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.335110][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   87.335342][   T67] RAX: 00000000ffffffa6 RBX: ff11000015d20900 RCX: 1ff4000000090eae
[   87.335588][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015d209b8
[   87.335830][   T67] RBP: ff11000010469000 R08: 1fe2200002ba4138 R09: ff1100000faa0bd0
[   87.336074][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   87.336357][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013c8e250
[   87.336610][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   87.336891][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.337117][   T67] CR2: 00007f1812314574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   87.337387][   T67] PKRU: 55555554
[   87.337532][   T67] Call Trace:
[   87.337679][   T67]  <TASK>
[   87.337794][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.337977][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   87.338141][   T67]  __dev_notify_flags+0x1b8/0x280
[   87.338333][   T67]  ? netdev_info+0xe2/0x116
[   87.338514][   T67]  ? netdev_notice+0x120/0x120
[   87.338695][   T67]  ? netif_change_name+0x8c0/0x8c0
[   87.338876][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   87.339087][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   87.339352][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   87.339591][   T67]  __dev_set_promiscuity+0x194/0x230
[   87.339890][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   87.340158][   T67]  netif_set_promiscuity+0x4c/0xc0
[   87.340347][   T67]  dev_set_promiscuity+0x9d/0x150
[   87.340530][   T67]  hsr_del_port+0x36d/0x490
[   87.340713][   T67]  hsr_del_ports+0x24/0x80
[   87.340896][   T67]  hsr_dellink+0x5d/0x90
[   87.341045][   T67]  default_device_exit_batch+0x19d/0x600
[   87.341247][   T67]  ? unregister_netdev+0x60/0x60
[   87.341450][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.341636][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.341819][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.341999][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.342198][   T67]  cleanup_net+0x431/0x890
[   87.342396][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.342588][   T67]  ? process_one_work+0xdb7/0x1410
[   87.342772][   T67]  ? lock_acquire+0x134/0x160
[   87.342953][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.343150][   T67]  process_one_work+0xdf8/0x1410
[   87.343348][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.343530][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.343715][   T67]  worker_thread+0x4f1/0xd60
[   87.343898][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.344077][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.344278][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.344467][   T67]  kthread+0x367/0x460
[   87.344614][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.344829][   T67]  ? kthread_affine_node+0x330/0x330
[   87.345010][   T67]  ret_from_fork+0x474/0x6b0
[   87.345211][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.345434][   T67]  ? __switch_to+0x5a3/0xe00
[   87.345616][   T67]  ? kthread_affine_node+0x330/0x330
[   87.345797][   T67]  ret_from_fork_asm+0x11/0x20
[   87.345986][   T67]  </TASK>
[   87.346147][   T67] irq event stamp: 1263209
[   87.346338][   T67] hardirqs last  enabled at (1263219): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.346618][   T67] hardirqs last disabled at (1263228): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.346896][   T67] softirqs last  enabled at (1262872): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.347182][   T67] softirqs last disabled at (1262751): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.347472][   T67] ---[ end trace 0000000000000000 ]---
[   87.347812][   T67] ------------[ cut here ]------------
[   87.347982][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   87.348320][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.348661][   T67] Tainted: [W]=WARN
[   87.348808][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.349020][   T67] Workqueue: netns cleanup_net
[   87.349216][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.349441][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.349966][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   87.350188][   T67] RAX: 00000000ffffffa6 RBX: ff11000015d218c0 RCX: 1ff4000000090eb2
[   87.350439][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015d21978
[   87.350680][   T67] RBP: ff11000010469000 R08: 1fe2200002ba4330 R09: ff1100000faa0bd0
[   87.350921][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   87.351173][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   87.351424][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   87.351700][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.351909][   T67] CR2: 00007f1812314574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   87.352160][   T67] PKRU: 55555554
[   87.352308][   T67] Call Trace:
[   87.352451][   T67]  <TASK>
[   87.352565][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.352742][   T67]  rtnetlink_event+0xe0/0x1f0
[   87.352921][   T67]  notifier_call_chain+0xb0/0x320
[   87.353115][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   87.353306][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   87.353610][   T67]  ? find_held_lock+0x2b/0x80
[   87.353788][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   87.353965][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   87.354271][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   87.354462][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   87.354726][   T67]  hsr_del_port+0x25a/0x490
[   87.354905][   T67]  hsr_del_ports+0x24/0x80
[   87.355083][   T67]  hsr_dellink+0x5d/0x90
[   87.355244][   T67]  default_device_exit_batch+0x19d/0x600
[   87.355524][   T67]  ? unregister_netdev+0x60/0x60
[   87.355704][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.355884][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.356063][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.356247][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.356470][   T67]  cleanup_net+0x431/0x890
[   87.356735][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.356910][   T67]  ? process_one_work+0xdb7/0x1410
[   87.357110][   T67]  ? lock_acquire+0x134/0x160
[   87.357293][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.357479][   T67]  process_one_work+0xdf8/0x1410
[   87.357660][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.357838][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.358119][   T67]  worker_thread+0x4f1/0xd60
[   87.358414][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.358622][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.358801][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.358978][   T67]  kthread+0x367/0x460
[   87.359136][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.359359][   T67]  ? kthread_affine_node+0x330/0x330
[   87.359541][   T67]  ret_from_fork+0x474/0x6b0
[   87.359720][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.359932][   T67]  ? __switch_to+0x5a3/0xe00
[   87.360123][   T67]  ? kthread_affine_node+0x330/0x330
[   87.360311][   T67]  ret_from_fork_asm+0x11/0x20
[   87.360493][   T67]  </TASK>
[   87.360638][   T67] irq event stamp: 1264023
[   87.360814][   T67] hardirqs last  enabled at (1264033): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.361087][   T67] hardirqs last disabled at (1264042): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.361382][   T67] softirqs last  enabled at (1263446): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.361657][   T67] softirqs last disabled at (1263439): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.362013][   T67] ---[ end trace 0000000000000000 ]---
[   87.362283][   T67] vethB: left promiscuous mode
[   87.362559][   T67] ------------[ cut here ]------------
[   87.362733][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   87.363040][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.363512][   T67] Tainted: [W]=WARN
[   87.363746][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.363959][   T67] Workqueue: netns cleanup_net
[   87.364400][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.364681][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.365270][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   87.365545][   T67] RAX: 00000000ffffffa6 RBX: ff11000015d21a80 RCX: 1ff4000000090eae
[   87.365844][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015d21b38
[   87.366157][   T67] RBP: ff11000010f71000 R08: 1fe2200002ba4368 R09: ff1100000faa0bd0
[   87.366463][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   87.366772][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013c8ed50
[   87.367069][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   87.367420][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.367687][   T67] CR2: 00007f1812314574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   87.367983][   T67] PKRU: 55555554
[   87.368204][   T67] Call Trace:
[   87.368412][   T67]  <TASK>
[   87.368581][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.368816][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   87.369015][   T67]  __dev_notify_flags+0x1b8/0x280
[   87.369263][   T67]  ? netdev_info+0xe2/0x116
[   87.369508][   T67]  ? netdev_notice+0x120/0x120
[   87.369739][   T67]  ? netif_change_name+0x8c0/0x8c0
[   87.369970][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   87.370245][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   87.370487][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   87.370722][   T67]  __dev_set_promiscuity+0x194/0x230
[   87.370953][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   87.371199][   T67]  netif_set_promiscuity+0x4c/0xc0
[   87.371439][   T67]  dev_set_promiscuity+0x9d/0x150
[   87.371673][   T67]  hsr_del_port+0x36d/0x490
[   87.371904][   T67]  hsr_del_ports+0x3e/0x80
[   87.372147][   T67]  hsr_dellink+0x5d/0x90
[   87.372386][   T67]  default_device_exit_batch+0x19d/0x600
[   87.372635][   T67]  ? unregister_netdev+0x60/0x60
[   87.372832][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.373014][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.373213][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.373402][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.373584][   T67]  cleanup_net+0x431/0x890
[   87.373763][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.373943][   T67]  ? process_one_work+0xdb7/0x1410
[   87.374138][   T67]  ? lock_acquire+0x134/0x160
[   87.374327][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.374509][   T67]  process_one_work+0xdf8/0x1410
[   87.374694][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.374875][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.375058][   T67]  worker_thread+0x4f1/0xd60
[   87.375250][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.375438][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.375620][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.375800][   T67]  kthread+0x367/0x460
[   87.375950][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.376177][   T67]  ? kthread_affine_node+0x330/0x330
[   87.376367][   T67]  ret_from_fork+0x474/0x6b0
[   87.376551][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.376765][   T67]  ? __switch_to+0x5a3/0xe00
[   87.376946][   T67]  ? kthread_affine_node+0x330/0x330
[   87.377141][   T67]  ret_from_fork_asm+0x11/0x20
[   87.377337][   T67]  </TASK>
[   87.377485][   T67] irq event stamp: 1268207
[   87.377663][   T67] hardirqs last  enabled at (1268217): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.377942][   T67] hardirqs last disabled at (1268226): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.378239][   T67] softirqs last  enabled at (1268248): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.378526][   T67] softirqs last disabled at (1268235): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.378803][   T67] ---[ end trace 0000000000000000 ]---
[   87.379155][   T67] ------------[ cut here ]------------
[   87.379295][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   87.379556][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.379850][   T67] Tainted: [W]=WARN
[   87.379951][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.380807][   T67] Workqueue: netns cleanup_net
[   87.380945][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.381205][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.381676][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   87.381841][   T67] RAX: 00000000ffffffa6 RBX: ff11000015d21c40 RCX: 1ff4000000090eb2
[   87.382035][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015d21cf8
[   87.382323][   T67] RBP: ff11000010f71000 R08: 1fe2200002ba43a0 R09: ff1100000faa0bd0
[   87.382516][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   87.382711][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   87.382906][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   87.383223][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.383391][   T67] CR2: 00007f7de3698430 CR3: 0000000015ebf001 CR4: 0000000000771ef0
[   87.383587][   T67] PKRU: 55555554
[   87.383684][   T67] Call Trace:
[   87.383781][   T67]  <TASK>
[   87.383847][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.383978][   T67]  rtnetlink_event+0xe0/0x1f0
[   87.384193][   T67]  notifier_call_chain+0xb0/0x320
[   87.384334][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   87.384463][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   87.384627][   T67]  ? find_held_lock+0x2b/0x80
[   87.384758][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   87.384888][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   87.385049][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   87.385266][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   87.385400][   T67]  hsr_del_port+0x25a/0x490
[   87.385531][   T67]  hsr_del_ports+0x3e/0x80
[   87.385661][   T67]  hsr_dellink+0x5d/0x90
[   87.385760][   T67]  default_device_exit_batch+0x19d/0x600
[   87.385892][   T67]  ? unregister_netdev+0x60/0x60
[   87.386021][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.386238][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.386373][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.386502][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.386636][   T67]  cleanup_net+0x431/0x890
[   87.386765][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.386894][   T67]  ? process_one_work+0xdb7/0x1410
[   87.387025][   T67]  ? lock_acquire+0x134/0x160
[   87.387241][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.387376][   T67]  process_one_work+0xdf8/0x1410
[   87.387509][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.387638][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.387772][   T67]  worker_thread+0x4f1/0xd60
[   87.387904][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.388036][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.388257][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.388393][   T67]  kthread+0x367/0x460
[   87.388492][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.388655][   T67]  ? kthread_affine_node+0x330/0x330
[   87.388788][   T67]  ret_from_fork+0x474/0x6b0
[   87.388920][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.389082][   T67]  ? __switch_to+0x5a3/0xe00
[   87.389415][   T67]  ? kthread_affine_node+0x330/0x330
[   87.389548][   T67]  ret_from_fork_asm+0x11/0x20
[   87.389684][   T67]  </TASK>
[   87.389781][   T67] irq event stamp: 1271511
[   87.389910][   T67] hardirqs last  enabled at (1271519): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.390242][   T67] hardirqs last disabled at (1271700): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.390468][   T67] softirqs last  enabled at (1271698): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.390692][   T67] softirqs last disabled at (1271527): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.390919][   T67] ---[ end trace 0000000000000000 ]---
[   87.402894][   T67] ------------[ cut here ]------------
[   87.403030][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   87.403282][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.403563][   T67] Tainted: [W]=WARN
[   87.403656][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.403808][   T67] Workqueue: netns cleanup_net
[   87.403937][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.404101][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.404542][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   87.404697][   T67] RAX: 00000000ffffffa6 RBX: ff11000015d21e00 RCX: 1ff4000000090eaf
[   87.404881][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015d21eb8
[   87.405064][   T67] RBP: ff110000158c1000 R08: 1fe2200002ba43d8 R09: ff1100000faa0bd0
[   87.405259][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   87.405450][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f71000
[   87.405634][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   87.405848][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.406002][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03002 CR4: 0000000000771ef0
[   87.406222][   T67] PKRU: 55555554
[   87.406321][   T67] Call Trace:
[   87.406413][   T67]  <TASK>
[   87.406477][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.406601][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   87.406695][   T67]  netif_close_many+0x2ac/0x640
[   87.406819][   T67]  ? __dev_close_many+0x530/0x530
[   87.406942][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   87.407101][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   87.407258][   T67]  ? mark_held_locks+0x40/0x70
[   87.407385][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.407508][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.407658][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.407779][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.407902][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.408055][   T67]  ? unregister_netdevice_many+0x20/0x20
[   87.408187][   T67]  default_device_exit_batch+0x38b/0x600
[   87.408317][   T67]  ? unregister_netdev+0x60/0x60
[   87.408439][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.408563][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.408686][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.408806][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.408931][   T67]  cleanup_net+0x431/0x890
[   87.409056][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.409185][   T67]  ? process_one_work+0xdb7/0x1410
[   87.409312][   T67]  ? lock_acquire+0x134/0x160
[   87.409435][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.409560][   T67]  process_one_work+0xdf8/0x1410
[   87.409687][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.409811][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.409938][   T67]  worker_thread+0x4f1/0xd60
[   87.410064][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.410195][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.410323][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.410445][   T67]  kthread+0x367/0x460
[   87.410538][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.410693][   T67]  ? kthread_affine_node+0x330/0x330
[   87.410817][   T67]  ret_from_fork+0x474/0x6b0
[   87.410943][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.411102][   T67]  ? __switch_to+0x5a3/0xe00
[   87.411233][   T67]  ? kthread_affine_node+0x330/0x330
[   87.411363][   T67]  ret_from_fork_asm+0x11/0x20
[   87.411491][   T67]  </TASK>
[   87.411583][   T67] irq event stamp: 1283841
[   87.411706][   T67] hardirqs last  enabled at (1283849): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.411925][   T67] hardirqs last disabled at (1283856): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.412147][   T67] softirqs last  enabled at (1283552): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.412364][   T67] softirqs last disabled at (1283547): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.412591][   T67] ---[ end trace 0000000000000000 ]---
[   87.413487][   T67] ------------[ cut here ]------------
[   87.413611][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   87.413855][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.414608][   T67] Tainted: [W]=WARN
[   87.414704][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.414858][   T67] Workqueue: netns cleanup_net
[   87.414984][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.415194][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.415630][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   87.415784][   T67] RAX: 00000000ffffffa6 RBX: ff11000010dc2580 RCX: 1ff4000000090eaf
[   87.415966][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc2638
[   87.416199][   T67] RBP: ff11000010f71000 R08: 1fe22000021b84c8 R09: ff1100000faa0bd0
[   87.416411][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   87.416595][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f09000
[   87.416778][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   87.416993][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.417153][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03002 CR4: 0000000000771ef0
[   87.417342][   T67] PKRU: 55555554
[   87.417434][   T67] Call Trace:
[   87.417524][   T67]  <TASK>
[   87.417587][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.417716][   T67]  ? notifier_call_chain+0xb0/0x320
[   87.417840][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   87.417934][   T67]  netif_close_many+0x2ac/0x640
[   87.418057][   T67]  ? __dev_close_many+0x530/0x530
[   87.418193][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   87.418350][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   87.418504][   T67]  ? mark_held_locks+0x40/0x70
[   87.418626][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.418749][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.418902][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.419024][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.419152][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.419311][   T67]  ? unregister_netdevice_many+0x20/0x20
[   87.419437][   T67]  default_device_exit_batch+0x38b/0x600
[   87.419562][   T67]  ? unregister_netdev+0x60/0x60
[   87.419684][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.419808][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.419934][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.420057][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.420188][   T67]  cleanup_net+0x431/0x890
[   87.420318][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.420442][   T67]  ? process_one_work+0xdb7/0x1410
[   87.420565][   T67]  ? lock_acquire+0x134/0x160
[   87.420686][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.420810][   T67]  process_one_work+0xdf8/0x1410
[   87.420935][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.421056][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.421186][   T67]  worker_thread+0x4f1/0xd60
[   87.421315][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.421437][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.421560][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.421681][   T67]  kthread+0x367/0x460
[   87.421774][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.421928][   T67]  ? kthread_affine_node+0x330/0x330
[   87.422050][   T67]  ret_from_fork+0x474/0x6b0
[   87.422179][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.422335][   T67]  ? __switch_to+0x5a3/0xe00
[   87.422458][   T67]  ? kthread_affine_node+0x330/0x330
[   87.422580][   T67]  ret_from_fork_asm+0x11/0x20
[   87.422707][   T67]  </TASK>
[   87.422798][   T67] irq event stamp: 1287471
[   87.422922][   T67] hardirqs last  enabled at (1287479): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.423140][   T67] hardirqs last disabled at (1287488): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.423359][   T67] softirqs last  enabled at (1287064): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.423574][   T67] softirqs last disabled at (1287021): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.423787][   T67] ---[ end trace 0000000000000000 ]---
[   87.424549][   T67] ------------[ cut here ]------------
[   87.424671][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   87.424909][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.425658][   T67] Tainted: [W]=WARN
[   87.425751][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.425903][   T67] Workqueue: netns cleanup_net
[   87.426079][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.426288][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.426728][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   87.426883][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e3c580 RCX: 1ff4000000090eaf
[   87.427064][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3c638
[   87.427297][   T67] RBP: ff11000010f09000 R08: 1fe2200002bc78c8 R09: ff1100000faa0bd0
[   87.427484][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   87.427665][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010469000
[   87.427849][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   87.428061][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.428265][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03002 CR4: 0000000000771ef0
[   87.428451][   T67] PKRU: 55555554
[   87.428542][   T67] Call Trace:
[   87.428634][   T67]  <TASK>
[   87.428697][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.428819][   T67]  ? notifier_call_chain+0xb0/0x320
[   87.428942][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   87.429037][   T67]  netif_close_many+0x2ac/0x640
[   87.429211][   T67]  ? __dev_close_many+0x530/0x530
[   87.429338][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   87.429497][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   87.429650][   T67]  ? mark_held_locks+0x40/0x70
[   87.429771][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.429894][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.430046][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.430215][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.430341][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.430493][   T67]  ? unregister_netdevice_many+0x20/0x20
[   87.430640][   T67]  default_device_exit_batch+0x38b/0x600
[   87.430767][   T67]  ? unregister_netdev+0x60/0x60
[   87.430890][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.431016][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.431189][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.431315][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.431440][   T67]  cleanup_net+0x431/0x890
[   87.431568][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.431698][   T67]  ? process_one_work+0xdb7/0x1410
[   87.431826][   T67]  ? lock_acquire+0x134/0x160
[   87.431947][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.432072][   T67]  process_one_work+0xdf8/0x1410
[   87.432248][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.432374][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.432500][   T67]  worker_thread+0x4f1/0xd60
[   87.432623][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.432744][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.432867][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.432991][   T67]  kthread+0x367/0x460
[   87.433085][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.433293][   T67]  ? kthread_affine_node+0x330/0x330
[   87.433422][   T67]  ret_from_fork+0x474/0x6b0
[   87.433544][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.433699][   T67]  ? __switch_to+0x5a3/0xe00
[   87.433823][   T67]  ? kthread_affine_node+0x330/0x330
[   87.433947][   T67]  ret_from_fork_asm+0x11/0x20
[   87.434073][   T67]  </TASK>
[   87.434214][   T67] irq event stamp: 1291645
[   87.434338][   T67] hardirqs last  enabled at (1291653): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.434548][   T67] hardirqs last disabled at (1291660): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.434758][   T67] softirqs last  enabled at (1291642): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.434972][   T67] softirqs last disabled at (1291549): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.435229][   T67] ---[ end trace 0000000000000000 ]---
[   87.441818][   T67] ------------[ cut here ]------------
[   87.441956][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   87.442207][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.442492][   T67] Tainted: [W]=WARN
[   87.442585][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.442738][   T67] Workqueue: netns cleanup_net
[   87.442865][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.443024][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.443475][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   87.443632][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e3cac0 RCX: 1ff4000000090eaf
[   87.443816][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3cb78
[   87.443999][   T67] RBP: ff11000010469000 R08: 1fe2200002bc7970 R09: ff1100000faa0bd0
[   87.444191][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   87.444382][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ef1000
[   87.444568][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   87.444784][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.444941][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49004 CR4: 0000000000771ef0
[   87.445132][   T67] PKRU: 55555554
[   87.445229][   T67] Call Trace:
[   87.445329][   T67]  <TASK>
[   87.445393][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.445519][   T67]  ? notifier_call_chain+0xb0/0x320
[   87.445643][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   87.445738][   T67]  netif_close_many+0x2ac/0x640
[   87.445863][   T67]  ? __dev_close_many+0x530/0x530
[   87.445987][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   87.446144][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   87.446301][   T67]  ? mark_held_locks+0x40/0x70
[   87.446424][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.446548][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.446703][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.446827][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.446949][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.447108][   T67]  ? unregister_netdevice_many+0x20/0x20
[   87.447235][   T67]  default_device_exit_batch+0x38b/0x600
[   87.447367][   T67]  ? unregister_netdev+0x60/0x60
[   87.447492][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.447619][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.447745][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.447868][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.447994][   T67]  cleanup_net+0x431/0x890
[   87.448124][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.448251][   T67]  ? process_one_work+0xdb7/0x1410
[   87.448379][   T67]  ? lock_acquire+0x134/0x160
[   87.448503][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.448627][   T67]  process_one_work+0xdf8/0x1410
[   87.448753][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.448876][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.449003][   T67]  worker_thread+0x4f1/0xd60
[   87.449134][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.449259][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.449387][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.449511][   T67]  kthread+0x367/0x460
[   87.449604][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.449757][   T67]  ? kthread_affine_node+0x330/0x330
[   87.449880][   T67]  ret_from_fork+0x474/0x6b0
[   87.450004][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.450164][   T67]  ? __switch_to+0x5a3/0xe00
[   87.450287][   T67]  ? kthread_affine_node+0x330/0x330
[   87.450415][   T67]  ret_from_fork_asm+0x11/0x20
[   87.450543][   T67]  </TASK>
[   87.450634][   T67] irq event stamp: 1299615
[   87.450755][   T67] hardirqs last  enabled at (1299623): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.450969][   T67] hardirqs last disabled at (1299630): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.451188][   T67] softirqs last  enabled at (1299208): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.451409][   T67] softirqs last disabled at (1299203): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.451621][   T67] ---[ end trace 0000000000000000 ]---
[   87.452398][   T67] ------------[ cut here ]------------
[   87.452526][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   87.452767][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.453043][   T67] Tainted: [W]=WARN
[   87.453153][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.453310][   T67] Workqueue: netns cleanup_net
[   87.453438][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.453599][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.454039][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   87.454205][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a88e40 RCX: 1ff4000000090eaf
[   87.454405][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a88ef8
[   87.454591][   T67] RBP: ff11000015ef1000 R08: 1fe2200002b511e0 R09: ff1100000faa0bd0
[   87.454775][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   87.454957][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013349000
[   87.455148][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   87.455365][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.455519][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49004 CR4: 0000000000771ef0
[   87.455704][   T67] PKRU: 55555554
[   87.455796][   T67] Call Trace:
[   87.455889][   T67]  <TASK>
[   87.455953][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.456076][   T67]  ? notifier_call_chain+0xb0/0x320
[   87.456203][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   87.456303][   T67]  netif_close_many+0x2ac/0x640
[   87.456429][   T67]  ? __dev_close_many+0x530/0x530
[   87.456552][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   87.456708][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   87.456861][   T67]  ? mark_held_locks+0x40/0x70
[   87.456984][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.457110][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.457264][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.457391][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.457514][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.457669][   T67]  ? unregister_netdevice_many+0x20/0x20
[   87.457795][   T67]  default_device_exit_batch+0x38b/0x600
[   87.457921][   T67]  ? unregister_netdev+0x60/0x60
[   87.458045][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.458174][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.458305][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.458427][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.458552][   T67]  cleanup_net+0x431/0x890
[   87.458676][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.458800][   T67]  ? process_one_work+0xdb7/0x1410
[   87.458924][   T67]  ? lock_acquire+0x134/0x160
[   87.459047][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.459177][   T67]  process_one_work+0xdf8/0x1410
[   87.459306][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.459429][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.459556][   T67]  worker_thread+0x4f1/0xd60
[   87.459681][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.459803][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.459926][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.460057][   T67]  kthread+0x367/0x460
[   87.460157][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.460315][   T67]  ? kthread_affine_node+0x330/0x330
[   87.460444][   T67]  ret_from_fork+0x474/0x6b0
[   87.460568][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.460725][   T67]  ? __switch_to+0x5a3/0xe00
[   87.460849][   T67]  ? kthread_affine_node+0x330/0x330
[   87.460972][   T67]  ret_from_fork_asm+0x11/0x20
[   87.461105][   T67]  </TASK>
[   87.461199][   T67] irq event stamp: 1301985
[   87.461324][   T67] hardirqs last  enabled at (1301993): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.461536][   T67] hardirqs last disabled at (1302000): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.461747][   T67] softirqs last  enabled at (1301594): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.461964][   T67] softirqs last disabled at (1301589): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.462181][   T67] ---[ end trace 0000000000000000 ]---
[   87.463016][   T67] ------------[ cut here ]------------
[   87.463145][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   87.463392][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.463668][   T67] Tainted: [W]=WARN
[   87.463760][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.463913][   T67] Workqueue: netns cleanup_net
[   87.464039][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.464728][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.465226][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   87.465390][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a89e00 RCX: 1ff4000000090eaf
[   87.465573][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89eb8
[   87.465755][   T67] RBP: ff11000013349000 R08: 1fe2200002b513d8 R09: ff1100000faa0bd0
[   87.465938][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   87.466174][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   87.466364][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   87.466578][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.466737][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49004 CR4: 0000000000771ef0
[   87.466927][   T67] PKRU: 55555554
[   87.467019][   T67] Call Trace:
[   87.467157][   T67]  <TASK>
[   87.467221][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.467350][   T67]  ? notifier_call_chain+0xb0/0x320
[   87.467473][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   87.467566][   T67]  netif_close_many+0x2ac/0x640
[   87.467691][   T67]  ? __dev_close_many+0x530/0x530
[   87.467816][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   87.467973][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   87.468179][   T67]  ? mark_held_locks+0x40/0x70
[   87.468306][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.468428][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.468579][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.468701][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.468823][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.468976][   T67]  ? unregister_netdevice_many+0x20/0x20
[   87.469149][   T67]  default_device_exit_batch+0x38b/0x600
[   87.469274][   T67]  ? unregister_netdev+0x60/0x60
[   87.469407][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.469531][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.469654][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.469775][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.469899][   T67]  cleanup_net+0x431/0x890
[   87.470020][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.470194][   T67]  ? process_one_work+0xdb7/0x1410
[   87.470322][   T67]  ? lock_acquire+0x134/0x160
[   87.470444][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.470565][   T67]  process_one_work+0xdf8/0x1410
[   87.470690][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.470812][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.470937][   T67]  worker_thread+0x4f1/0xd60
[   87.471059][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.471230][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.471356][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.471476][   T67]  kthread+0x367/0x460
[   87.471567][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.471718][   T67]  ? kthread_affine_node+0x330/0x330
[   87.471841][   T67]  ret_from_fork+0x474/0x6b0
[   87.471972][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.472172][   T67]  ? __switch_to+0x5a3/0xe00
[   87.472294][   T67]  ? kthread_affine_node+0x330/0x330
[   87.472420][   T67]  ret_from_fork_asm+0x11/0x20
[   87.472546][   T67]  </TASK>
[   87.472636][   T67] irq event stamp: 1306143
[   87.472756][   T67] hardirqs last  enabled at (1306151): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.472968][   T67] hardirqs last disabled at (1306158): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.473226][   T67] softirqs last  enabled at (1306260): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.473441][   T67] softirqs last disabled at (1306167): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.473653][   T67] ---[ end trace 0000000000000000 ]---
[   87.474803][   T67] ------------[ cut here ]------------
[   87.474967][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   87.475261][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.475590][   T67] Tainted: [W]=WARN
[   87.475727][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.475917][   T67] Workqueue: netns cleanup_net
[   87.476087][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.476309][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.476781][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   87.476974][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e03540 RCX: 1ff4000000090ed5
[   87.477214][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e035f8
[   87.477446][   T67] RBP: ff110000158c1000 R08: 1fe2200002bc06c0 R09: ff1100000faa0bd0
[   87.477669][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   87.477889][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   87.478125][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   87.478386][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.478583][   T67] CR2: 00007f1812314574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   87.478805][   T67] PKRU: 55555554
[   87.478950][   T67] Call Trace:
[   87.479085][   T67]  <TASK>
[   87.479208][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   87.479417][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.479610][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.479776][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.479943][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.480151][   T67]  default_device_exit_batch+0x38b/0x600
[   87.480328][   T67]  ? unregister_netdev+0x60/0x60
[   87.480495][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.480661][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.480828][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.480990][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.481174][   T67]  cleanup_net+0x431/0x890
[   87.481353][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.481516][   T67]  ? process_one_work+0xdb7/0x1410
[   87.481682][   T67]  ? lock_acquire+0x134/0x160
[   87.481849][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.482014][   T67]  process_one_work+0xdf8/0x1410
[   87.482200][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.482375][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.482544][   T67]  worker_thread+0x4f1/0xd60
[   87.482710][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.482874][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.483040][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.483221][   T67]  kthread+0x367/0x460
[   87.483367][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.483559][   T67]  ? kthread_affine_node+0x330/0x330
[   87.483727][   T67]  ret_from_fork+0x474/0x6b0
[   87.483892][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.484085][   T67]  ? __switch_to+0x5a3/0xe00
[   87.484265][   T67]  ? kthread_affine_node+0x330/0x330
[   87.484435][   T67]  ret_from_fork_asm+0x11/0x20
[   87.484605][   T67]  </TASK>
[   87.484739][   T67] irq event stamp: 1309923
[   87.484904][   T67] hardirqs last  enabled at (1309933): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.485168][   T67] hardirqs last disabled at (1309944): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.485426][   T67] softirqs last  enabled at (1309828): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.485675][   T67] softirqs last disabled at (1309821): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.485928][   T67] ---[ end trace 0000000000000000 ]---
[   87.488283][   T67] ------------[ cut here ]------------
[   87.488453][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   87.488730][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.489039][   T67] Tainted: [W]=WARN
[   87.489189][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.489392][   T67] Workqueue: netns cleanup_net
[   87.489563][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.489762][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.490245][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   87.490457][   T67] RAX: 00000000ffffffa6 RBX: ff110000049a2740 RCX: 1ff4000000090ed5
[   87.490680][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a27f8
[   87.490901][   T67] RBP: ff11000010f71000 R08: 1fe2200000934500 R09: ff1100000faa0bd0
[   87.491139][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   87.491372][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   87.491598][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   87.491854][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.492055][   T67] CR2: 00007f1812314574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   87.492294][   T67] PKRU: 55555554
[   87.492439][   T67] Call Trace:
[   87.492574][   T67]  <TASK>
[   87.492681][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   87.492879][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.493073][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.493256][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.493433][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.493634][   T67]  default_device_exit_batch+0x38b/0x600
[   87.493801][   T67]  ? unregister_netdev+0x60/0x60
[   87.493968][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.494148][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.494324][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.494492][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.494660][   T67]  cleanup_net+0x431/0x890
[   87.494826][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.494990][   T67]  ? process_one_work+0xdb7/0x1410
[   87.495171][   T67]  ? lock_acquire+0x134/0x160
[   87.495350][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.495518][   T67]  process_one_work+0xdf8/0x1410
[   87.495688][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.495856][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.496024][   T67]  worker_thread+0x4f1/0xd60
[   87.496206][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.496383][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.496550][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.496714][   T67]  kthread+0x367/0x460
[   87.496849][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.497048][   T67]  ? kthread_affine_node+0x330/0x330
[   87.497230][   T67]  ret_from_fork+0x474/0x6b0
[   87.497404][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.497597][   T67]  ? __switch_to+0x5a3/0xe00
[   87.497764][   T67]  ? kthread_affine_node+0x330/0x330
[   87.497930][   T67]  ret_from_fork_asm+0x11/0x20
[   87.498113][   T67]  </TASK>
[   87.498247][   T67] irq event stamp: 1312629
[   87.498421][   T67] hardirqs last  enabled at (1312639): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.498672][   T67] hardirqs last disabled at (1312648): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.498921][   T67] softirqs last  enabled at (1312116): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.499186][   T67] softirqs last disabled at (1312109): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.499449][   T67] ---[ end trace 0000000000000000 ]---
[   87.500602][   T67] vethA (unregistering): left promiscuous mode
[   87.500901][   T67] ------------[ cut here ]------------
[   87.501059][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   87.501954][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.502334][   T67] Tainted: [W]=WARN
[   87.502517][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.502767][   T67] Workqueue: netns cleanup_net
[   87.502985][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.503249][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.503777][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   87.504018][   T67] RAX: 00000000ffffffa6 RBX: ff110000049a2ac0 RCX: 1ff4000000090ed5
[   87.504309][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a2b78
[   87.504581][   T67] RBP: ff11000010f09000 R08: 1fe2200000934570 R09: ff1100000faa0bd0
[   87.504847][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   87.505130][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   87.505410][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   87.505712][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.505954][   T67] CR2: 00007f1812314574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   87.506237][   T67] PKRU: 55555554
[   87.506422][   T67] Call Trace:
[   87.506600][   T67]  <TASK>
[   87.506753][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   87.506995][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.507251][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.507474][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.507674][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.507871][   T67]  default_device_exit_batch+0x38b/0x600
[   87.508038][   T67]  ? unregister_netdev+0x60/0x60
[   87.508218][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.508403][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.508575][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.508739][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.508907][   T67]  cleanup_net+0x431/0x890
[   87.509074][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.509255][   T67]  ? process_one_work+0xdb7/0x1410
[   87.509434][   T67]  ? lock_acquire+0x134/0x160
[   87.509603][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.509774][   T67]  process_one_work+0xdf8/0x1410
[   87.509944][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.510122][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.510292][   T67]  worker_thread+0x4f1/0xd60
[   87.510470][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.510637][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.510804][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.510971][   T67]  kthread+0x367/0x460
[   87.511123][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.511325][   T67]  ? kthread_affine_node+0x330/0x330
[   87.511494][   T67]  ret_from_fork+0x474/0x6b0
[   87.511660][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.511855][   T67]  ? __switch_to+0x5a3/0xe00
[   87.512020][   T67]  ? kthread_affine_node+0x330/0x330
[   87.512203][   T67]  ret_from_fork_asm+0x11/0x20
[   87.512380][   T67]  </TASK>
[   87.512514][   T67] irq event stamp: 1318601
[   87.512677][   T67] hardirqs last  enabled at (1318611): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.512929][   T67] hardirqs last disabled at (1318620): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.513199][   T67] softirqs last  enabled at (1318308): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.513469][   T67] softirqs last disabled at (1318241): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.513722][   T67] ---[ end trace 0000000000000000 ]---
[   87.517467][   T67] ------------[ cut here ]------------
[   87.517663][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   87.517962][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.518285][   T67] Tainted: [W]=WARN
[   87.518432][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.518624][   T67] Workqueue: netns cleanup_net
[   87.518792][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.518992][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.520150][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   87.520400][   T67] RAX: 00000000ffffffa6 RBX: ff110000049a2040 RCX: 1ff4000000090ed5
[   87.520666][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a20f8
[   87.520932][   T67] RBP: ff11000010469000 R08: 1fe2200000934420 R09: ff1100000faa0bd0
[   87.521210][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   87.521478][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   87.521757][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   87.522059][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.522325][   T67] CR2: 00007f1812314574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   87.522597][   T67] PKRU: 55555554
[   87.522776][   T67] Call Trace:
[   87.522957][   T67]  <TASK>
[   87.523124][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   87.523377][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.523619][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.523833][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.524041][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.524297][   T67]  default_device_exit_batch+0x38b/0x600
[   87.524519][   T67]  ? unregister_netdev+0x60/0x60
[   87.524730][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.524941][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.525166][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.525386][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.525600][   T67]  cleanup_net+0x431/0x890
[   87.525812][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.526020][   T67]  ? process_one_work+0xdb7/0x1410
[   87.526270][   T67]  ? lock_acquire+0x134/0x160
[   87.526468][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.526635][   T67]  process_one_work+0xdf8/0x1410
[   87.526803][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.526969][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.527150][   T67]  worker_thread+0x4f1/0xd60
[   87.527329][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.527496][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.527663][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.527828][   T67]  kthread+0x367/0x460
[   87.527967][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.528173][   T67]  ? kthread_affine_node+0x330/0x330
[   87.528345][   T67]  ret_from_fork+0x474/0x6b0
[   87.528510][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.528703][   T67]  ? __switch_to+0x5a3/0xe00
[   87.528866][   T67]  ? kthread_affine_node+0x330/0x330
[   87.529033][   T67]  ret_from_fork_asm+0x11/0x20
[   87.529213][   T67]  </TASK>
[   87.529354][   T67] irq event stamp: 1326359
[   87.529516][   T67] hardirqs last  enabled at (1326369): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.529765][   T67] hardirqs last disabled at (1326378): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.530012][   T67] softirqs last  enabled at (1326180): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.530277][   T67] softirqs last disabled at (1326117): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.530533][   T67] ---[ end trace 0000000000000000 ]---
[   87.531674][   T67] vethB (unregistering): left promiscuous mode
[   87.531970][   T67] ------------[ cut here ]------------
[   87.532222][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   87.532621][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.533020][   T67] Tainted: [W]=WARN
[   87.533256][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.533550][   T67] Workqueue: netns cleanup_net
[   87.533828][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.534136][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.534692][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   87.534930][   T67] RAX: 00000000ffffffa6 RBX: ff11000005f69000 RCX: 1ff4000000090ed5
[   87.535213][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f690b8
[   87.535487][   T67] RBP: ff11000015ef1000 R08: 1fe2200000bed218 R09: ff1100000faa0bd0
[   87.535753][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   87.536009][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   87.536248][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   87.536508][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.536701][   T67] CR2: 00007f1812314574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[   87.536922][   T67] PKRU: 55555554
[   87.537057][   T67] Call Trace:
[   87.537206][   T67]  <TASK>
[   87.537326][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   87.537527][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.537718][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.537883][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.538047][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.538258][   T67]  default_device_exit_batch+0x38b/0x600
[   87.538439][   T67]  ? unregister_netdev+0x60/0x60
[   87.538608][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.538774][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.538942][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.539118][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.539286][   T67]  cleanup_net+0x431/0x890
[   87.539461][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.539624][   T67]  ? process_one_work+0xdb7/0x1410
[   87.539793][   T67]  ? lock_acquire+0x134/0x160
[   87.539959][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.540138][   T67]  process_one_work+0xdf8/0x1410
[   87.540314][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.540478][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.540646][   T67]  worker_thread+0x4f1/0xd60
[   87.540812][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.540976][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.541159][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.541330][   T67]  kthread+0x367/0x460
[   87.541467][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.541660][   T67]  ? kthread_affine_node+0x330/0x330
[   87.541823][   T67]  ret_from_fork+0x474/0x6b0
[   87.541989][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.542197][   T67]  ? __switch_to+0x5a3/0xe00
[   87.542372][   T67]  ? kthread_affine_node+0x330/0x330
[   87.542537][   T67]  ret_from_fork_asm+0x11/0x20
[   87.542706][   T67]  </TASK>
[   87.542839][   T67] irq event stamp: 1331071
[   87.543004][   T67] hardirqs last  enabled at (1331081): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.543267][   T67] hardirqs last disabled at (1331092): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.543529][   T67] softirqs last  enabled at (1330664): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.543777][   T67] softirqs last disabled at (1330591): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.544026][   T67] ---[ end trace 0000000000000000 ]---
[   87.553053][   T67] ------------[ cut here ]------------
[   87.553190][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   87.553428][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.553691][   T67] Tainted: [W]=WARN
[   87.553779][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.553924][   T67] Workqueue: netns cleanup_net
[   87.554045][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.554203][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.554625][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   87.554773][   T67] RAX: 00000000ffffffa6 RBX: ff11000005f68040 RCX: 1ff4000000090ed5
[   87.554948][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f680f8
[   87.555133][   T67] RBP: ff11000013349000 R08: 1fe2200000bed020 R09: ff1100000faa0bd0
[   87.555315][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   87.555490][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   87.555667][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   87.555873][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.556020][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03002 CR4: 0000000000771ef0
[   87.556199][   T67] PKRU: 55555554
[   87.556286][   T67] Call Trace:
[   87.556378][   T67]  <TASK>
[   87.556439][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   87.556591][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.556736][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.556854][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.556972][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.557128][   T67]  default_device_exit_batch+0x38b/0x600
[   87.557249][   T67]  ? unregister_netdev+0x60/0x60
[   87.557375][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.557498][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.557621][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.557738][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.557859][   T67]  cleanup_net+0x431/0x890
[   87.557977][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.558093][   T67]  ? process_one_work+0xdb7/0x1410
[   87.558219][   T67]  ? lock_acquire+0x134/0x160
[   87.558342][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.558461][   T67]  process_one_work+0xdf8/0x1410
[   87.558581][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.558698][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.558822][   T67]  worker_thread+0x4f1/0xd60
[   87.558942][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.559058][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.559183][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.559307][   T67]  kthread+0x367/0x460
[   87.559396][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.559543][   T67]  ? kthread_affine_node+0x330/0x330
[   87.559661][   T67]  ret_from_fork+0x474/0x6b0
[   87.559781][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.559933][   T67]  ? __switch_to+0x5a3/0xe00
[   87.560052][   T67]  ? kthread_affine_node+0x330/0x330
[   87.560175][   T67]  ret_from_fork_asm+0x11/0x20
[   87.560298][   T67]  </TASK>
[   87.560389][   T67] irq event stamp: 1341479
[   87.560507][   T67] hardirqs last  enabled at (1341487): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.560711][   T67] hardirqs last disabled at (1341494): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.560917][   T67] softirqs last  enabled at (1341020): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   87.561125][   T67] softirqs last disabled at (1341018): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   87.561335][   T67] ---[ end trace 0000000000000000 ]---
[   87.568149][  T819] ------------[ cut here ]------------
[   87.568288][  T819] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/819
[   87.568519][  T819] CPU: 0 UID: 0 PID: 819 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.568776][  T819] Tainted: [W]=WARN
[   87.568873][  T819] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.569033][  T819] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.569205][  T819] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.569667][  T819] RSP: 0018:ffa0000001ff7ab0 EFLAGS: 00010286
[   87.569829][  T819] RAX: 00000000ffffffa6 RBX: ff11000013fc51c0 RCX: 1ff40000003fef1c
[   87.570021][  T819] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc5278
[   87.570219][  T819] RBP: ff11000007dc9000 R08: 1fe22000027f8a50 R09: ff11000013a7ae80
[   87.570415][  T819] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   87.570606][  T819] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007dc9000
[   87.570798][  T819] FS:  00007f7de3491840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   87.571022][  T819] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.571192][  T819] CR2: 00007f7de3698430 CR3: 0000000015ebf001 CR4: 0000000000771ef0
[   87.571393][  T819] PKRU: 55555554
[   87.571489][  T819] Call Trace:
[   87.571585][  T819]  <TASK>
[   87.571651][  T819]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.571780][  T819]  ? notifier_call_chain+0xb0/0x320
[   87.571909][  T819]  rtmsg_ifinfo+0x5c/0xb0
[   87.572008][  T819]  register_netdevice+0x137a/0x1980
[   87.572144][  T819]  ? unregister_netdevice_queue+0x470/0x470
[   87.572308][  T819]  register_netdev+0x23/0x40
[   87.572437][  T819]  loopback_net_init+0x7d/0x150
[   87.572566][  T819]  ops_init+0x187/0x560
[   87.572665][  T819]  setup_net+0x11b/0x3b0
[   87.572762][  T819]  ? unregister_pernet_device+0x80/0x80
[   87.572892][  T819]  ? lockdep_init_map_type+0x5d/0x250
[   87.573020][  T819]  ? mutex_init_lockdep+0xf6/0x120
[   87.573156][  T819]  copy_net_ns+0x2fd/0x450
[   87.573285][  T819]  create_new_namespaces+0x371/0xa10
[   87.573422][  T819]  unshare_nsproxy_namespaces+0xa5/0x150
[   87.573549][  T819]  ksys_unshare+0x47e/0x8c0
[   87.573678][  T819]  ? walk_process_tree+0x350/0x350
[   87.573807][  T819]  ? __ia32_sys_open+0x1b0/0x1b0
[   87.573938][  T819]  __x64_sys_unshare+0x34/0x50
[   87.574064][  T819]  ? do_syscall_64+0x82/0xfc0
[   87.574199][  T819]  do_syscall_64+0x117/0xfc0
[   87.574332][  T819]  ? trace_hardirqs_off+0xd/0x30
[   87.574460][  T819]  ? exc_page_fault+0xee/0x100
[   87.574588][  T819]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   87.574747][  T819] RIP: 0033:0x7f7de3753bcb
[   87.574884][  T819] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   87.575348][  T819] RSP: 002b:00007ffd5c09a888 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   87.575540][  T819] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7de3753bcb
[   87.575733][  T819] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   87.575924][  T819] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   87.576120][  T819] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd5c09cab0
[   87.576317][  T819] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5c09d8c6
[   87.576513][  T819]  </TASK>
[   87.576608][  T819] irq event stamp: 15999
[   87.576703][  T819] hardirqs last  enabled at (16007): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.576925][  T819] hardirqs last disabled at (16014): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.577153][  T819] softirqs last  enabled at (15538): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   87.577378][  T819] softirqs last disabled at (15536): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   87.577599][  T819] ---[ end trace 0000000000000000 ]---
[   87.585917][  T819] ------------[ cut here ]------------
[   87.586052][  T819] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/819
[   87.586283][  T819] CPU: 0 UID: 0 PID: 819 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.586544][  T819] Tainted: [W]=WARN
[   87.586639][  T819] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.586799][  T819] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.586965][  T819] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.587434][  T819] RSP: 0018:ffa0000001ff7a98 EFLAGS: 00010286
[   87.587596][  T819] RAX: 00000000ffffffa6 RBX: ff11000013ff38c0 RCX: 1ff40000003fef19
[   87.587787][  T819] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff3978
[   87.587980][  T819] RBP: ff1100000f7e1000 R08: 1fe22000027fe730 R09: ff11000013a7ae80
[   87.588175][  T819] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   87.588372][  T819] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f7e1000
[   87.588564][  T819] FS:  00007f7de3491840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   87.588788][  T819] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.588952][  T819] CR2: 00007f7de3698430 CR3: 0000000015ebf001 CR4: 0000000000771ef0
[   87.589148][  T819] PKRU: 55555554
[   87.589244][  T819] Call Trace:
[   87.589344][  T819]  <TASK>
[   87.589410][  T819]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.589538][  T819]  ? notifier_call_chain+0xb0/0x320
[   87.589668][  T819]  rtmsg_ifinfo+0x5c/0xb0
[   87.589766][  T819]  register_netdevice+0x137a/0x1980
[   87.589897][  T819]  ? unregister_netdevice_queue+0x470/0x470
[   87.590058][  T819]  ? alloc_netdev_mqs+0xed0/0x1490
[   87.590697][  T819]  register_netdev+0x23/0x40
[   87.590828][  T819]  sit_init_net+0x299/0x570
[   87.590959][  T819]  ops_init+0x187/0x560
[   87.591058][  T819]  setup_net+0x11b/0x3b0
[   87.591211][  T819]  ? unregister_pernet_device+0x80/0x80
[   87.591396][  T819]  ? lockdep_init_map_type+0x5d/0x250
[   87.591524][  T819]  ? mutex_init_lockdep+0xf6/0x120
[   87.591655][  T819]  copy_net_ns+0x2fd/0x450
[   87.591783][  T819]  create_new_namespaces+0x371/0xa10
[   87.591913][  T819]  unshare_nsproxy_namespaces+0xa5/0x150
[   87.592039][  T819]  ksys_unshare+0x47e/0x8c0
[   87.592223][  T819]  ? walk_process_tree+0x350/0x350
[   87.592360][  T819]  ? __ia32_sys_open+0x1b0/0x1b0
[   87.592491][  T819]  __x64_sys_unshare+0x34/0x50
[   87.592619][  T819]  ? do_syscall_64+0x82/0xfc0
[   87.592746][  T819]  do_syscall_64+0x117/0xfc0
[   87.592873][  T819]  ? trace_hardirqs_off+0xd/0x30
[   87.593001][  T819]  ? exc_page_fault+0xee/0x100
[   87.593183][  T819]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   87.593348][  T819] RIP: 0033:0x7f7de3753bcb
[   87.593481][  T819] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   87.593937][  T819] RSP: 002b:00007ffd5c09a888 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   87.594307][  T819] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7de3753bcb
[   87.594501][  T819] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   87.594691][  T819] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   87.594885][  T819] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd5c09cab0
[   87.595077][  T819] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5c09d8c6
[   87.595361][  T819]  </TASK>
[   87.595457][  T819] irq event stamp: 25319
[   87.595552][  T819] hardirqs last  enabled at (25327): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.595772][  T819] hardirqs last disabled at (25334): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.595992][  T819] softirqs last  enabled at (25308): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.596269][  T819] softirqs last disabled at (25351): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.596494][  T819] ---[ end trace 0000000000000000 ]---
[   87.625109][  T820] ------------[ cut here ]------------
[   87.625286][  T820] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/820
[   87.625566][  T820] CPU: 2 UID: 0 PID: 820 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.625871][  T820] Tainted: [W]=WARN
[   87.626013][  T820] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.626828][  T820] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.627041][  T820] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.627566][  T820] RSP: 0018:ffa0000002007020 EFLAGS: 00010286
[   87.627775][  T820] RAX: 00000000ffffffa6 RBX: ff11000011c92900 RCX: 1ff4000000400dca
[   87.628014][  T820] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c929b8
[   87.628264][  T820] RBP: ff11000007dc9000 R08: 1fe2200002392538 R09: ff11000013b6d158
[   87.628519][  T820] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   87.628757][  T820] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007dc9ce1
[   87.628997][  T820] FS:  00007fd506b49840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   87.629278][  T820] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.629499][  T820] CR2: 0000000014b3b988 CR3: 0000000013dda004 CR4: 0000000000771ef0
[   87.629741][  T820] PKRU: 55555554
[   87.629885][  T820] Call Trace:
[   87.630027][  T820]  <TASK>
[   87.630150][  T820]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.630339][  T820]  rtmsg_ifinfo+0x5c/0xb0
[   87.630488][  T820]  ? mark_held_locks+0x40/0x70
[   87.630664][  T820]  __dev_notify_flags+0x1b8/0x280
[   87.630845][  T820]  ? netif_change_name+0x8c0/0x8c0
[   87.631023][  T820]  ? __dev_change_flags+0x4a4/0x660
[   87.631213][  T820]  ? netif_set_allmulti+0x250/0x250
[   87.631396][  T820]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.631574][  T820]  ? is_bpf_text_address+0x68/0x110
[   87.631752][  T820]  netif_change_flags+0xfe/0x190
[   87.631931][  T820]  do_setlink.isra.0+0x1cc3/0x2750
[   87.632124][  T820]  ? rtnl_link_get_size+0x350/0x350
[   87.632310][  T820]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   87.632518][  T820]  ? rcu_read_lock_any_held+0x3c/0x90
[   87.632693][  T820]  ? validate_chain+0x38b/0xc20
[   87.632868][  T820]  ? rcu_read_lock_any_held+0x66/0x90
[   87.633042][  T820]  ? stack_depot_save_flags+0x367/0x770
[   87.633236][  T820]  ? __lock_acquire+0x508/0xc10
[   87.633424][  T820]  ? lock_acquire.part.0+0xbc/0x260
[   87.633603][  T820]  ? rtnl_newlink+0x883/0xea0
[   87.633781][  T820]  ? rcu_is_watching+0x15/0xd0
[   87.633957][  T820]  ? lock_acquire+0x134/0x160
[   87.634145][  T820]  ? rcu_is_watching+0x15/0xd0
[   87.634328][  T820]  ? rcu_is_watching+0x15/0xd0
[   87.634509][  T820]  ? trace_contention_end+0xb3/0x1a0
[   87.634688][  T820]  ? __mutex_lock+0x1db/0x2010
[   87.634865][  T820]  ? __mutex_lock+0x9b2/0x2010
[   87.635040][  T820]  ? rtnl_newlink+0x883/0xea0
[   87.635230][  T820]  ? ww_mutex_lock+0x160/0x160
[   87.635422][  T820]  ? __rtnl_newlink+0x3fa/0xa50
[   87.635600][  T820]  rtnl_newlink+0x8d1/0xea0
[   87.635777][  T820]  ? lock_acquire.part.0+0xbc/0x260
[   87.635952][  T820]  ? __rtnl_newlink+0xa50/0xa50
[   87.636141][  T820]  ? mark_usage+0x61/0x170
[   87.636328][  T820]  ? lock_acquire.part.0+0xbc/0x260
[   87.636504][  T820]  ? find_held_lock+0x2b/0x80
[   87.636678][  T820]  ? __rtnl_newlink+0xa50/0xa50
[   87.636855][  T820]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.637032][  T820]  ? __rtnl_newlink+0xa50/0xa50
[   87.637222][  T820]  rtnetlink_rcv_msg+0x40d/0x9e0
[   87.637408][  T820]  ? validate_chain+0x38b/0xc20
[   87.637583][  T820]  ? rtnl_stats_set+0x3f0/0x3f0
[   87.637758][  T820]  ? __lock_acquire+0x508/0xc10
[   87.637935][  T820]  ? lock_acquire.part.0+0xbc/0x260
[   87.638122][  T820]  ? find_held_lock+0x2b/0x80
[   87.638308][  T820]  netlink_rcv_skb+0x14e/0x3a0
[   87.638485][  T820]  ? rtnl_stats_set+0x3f0/0x3f0
[   87.638660][  T820]  ? netlink_ack+0xcd0/0xcd0
[   87.638842][  T820]  ? netlink_deliver_tap+0xc5/0x330
[   87.639017][  T820]  ? netlink_deliver_tap+0x13c/0x330
[   87.639208][  T820]  netlink_unicast+0x486/0x750
[   87.639393][  T820]  ? netlink_attachskb+0x810/0x810
[   87.639571][  T820]  ? __lock_acquire+0x508/0xc10
[   87.639751][  T820]  netlink_sendmsg+0x735/0xc60
[   87.639928][  T820]  ? netlink_unicast+0x750/0x750
[   87.640116][  T820]  ? __might_fault+0x97/0x140
[   87.640298][  T820]  ____sys_sendmsg+0x419/0x850
[   87.640489][  T820]  ? copy_msghdr_from_user+0x2a0/0x460
[   87.640664][  T820]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   87.640868][  T820]  ? move_addr_to_kernel+0x40/0x40
[   87.641045][  T820]  ? stack_depot_save_flags+0x367/0x770
[   87.641236][  T820]  ? validate_chain+0x38b/0xc20
[   87.641426][  T820]  ___sys_sendmsg+0x14e/0x1d0
[   87.641605][  T820]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   87.641810][  T820]  ? copy_msghdr_from_user+0x460/0x460
[   87.641994][  T820]  __sys_sendmsg+0x145/0x1f0
[   87.642180][  T820]  ? __sys_sendmsg_sock+0x20/0x20
[   87.642365][  T820]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   87.642574][  T820]  ? do_raw_spin_unlock+0x59/0x250
[   87.642752][  T820]  ? rcu_is_watching+0x15/0xd0
[   87.642931][  T820]  do_syscall_64+0x117/0xfc0
[   87.643117][  T820]  ? trace_hardirqs_off+0xd/0x30
[   87.643295][  T820]  ? exc_page_fault+0xee/0x100
[   87.643479][  T820]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   87.643684][  T820] RIP: 0033:0x7fd506d8308e
[   87.643866][  T820] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   87.644386][  T820] RSP: 002b:00007ffdcb4a52c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   87.644626][  T820] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd506d8308e
[   87.644864][  T820] RDX: 0000000000000000 RSI: 00007ffdcb4a5370 RDI: 0000000000000005
[   87.645117][  T820] RBP: 00007ffdcb4a52d0 R08: 0000000000000000 R09: 0000000000000000
[   87.645371][  T820] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bb
[   87.645610][  T820] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcb4a5a40
[   87.645855][  T820]  </TASK>
[   87.645998][  T820] irq event stamp: 16183
[   87.646149][  T820] hardirqs last  enabled at (16195): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.646430][  T820] hardirqs last disabled at (16204): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.646698][  T820] softirqs last  enabled at (15160): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.646965][  T820] softirqs last disabled at (14127): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.647245][  T820] ---[ end trace 0000000000000000 ]---
[   87.766582][   T67] ------------[ cut here ]------------
[   87.766729][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   87.766959][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.767366][   T67] Tainted: [W]=WARN
[   87.767455][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.767599][   T67] Workqueue: netns cleanup_net
[   87.767722][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.767874][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.768295][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   87.768453][   T67] RAX: 00000000ffffffa6 RBX: ff11000015f6d000 RCX: 1ff4000000090eed
[   87.768629][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f6d0b8
[   87.768806][   T67] RBP: ff1100000207c000 R08: 1fe2200002beda18 R09: ff1100000faa0bd0
[   87.768979][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   87.769163][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   87.769345][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   87.769551][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.769701][   T67] CR2: 00007fda8f8a7000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   87.769882][   T67] PKRU: 55555554
[   87.769968][   T67] Call Trace:
[   87.770059][   T67]  <TASK>
[   87.770126][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   87.770276][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.770421][   T67]  ? queue_rcu_work+0x7c/0xa0
[   87.770538][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   87.770656][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.770772][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   87.770890][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.771013][   T67]  ops_undo_list+0x615/0x8f0
[   87.771139][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.771256][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.771380][   T67]  cleanup_net+0x431/0x890
[   87.771499][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.771615][   T67]  ? process_one_work+0xdb7/0x1410
[   87.771732][   T67]  ? lock_acquire+0x134/0x160
[   87.771848][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.771968][   T67]  process_one_work+0xdf8/0x1410
[   87.772087][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.772208][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.772331][   T67]  worker_thread+0x4f1/0xd60
[   87.772447][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.772563][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.772683][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.772799][   T67]  kthread+0x367/0x460
[   87.772888][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.773033][   T67]  ? kthread_affine_node+0x330/0x330
[   87.773155][   T67]  ret_from_fork+0x474/0x6b0
[   87.773273][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.773425][   T67]  ? __switch_to+0x5a3/0xe00
[   87.773541][   T67]  ? kthread_affine_node+0x330/0x330
[   87.773659][   T67]  ret_from_fork_asm+0x11/0x20
[   87.773780][   T67]  </TASK>
[   87.773867][   T67] irq event stamp: 1348821
[   87.773987][   T67] hardirqs last  enabled at (1348829): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.774193][   T67] hardirqs last disabled at (1348838): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.774416][   T67] softirqs last  enabled at (1348630): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.774617][   T67] softirqs last disabled at (1348625): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.774818][   T67] ---[ end trace 0000000000000000 ]---
[   87.785015][   T67] vethA: left promiscuous mode
[   87.785224][   T67] ------------[ cut here ]------------
[   87.787363][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   87.789021][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.789332][   T67] Tainted: [W]=WARN
[   87.789432][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.789598][   T67] Workqueue: netns cleanup_net
[   87.789736][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.789907][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.790385][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   87.790549][   T67] RAX: 00000000ffffffa6 RBX: ff11000015f6cac0 RCX: 1ff4000000090eae
[   87.790746][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f6cb78
[   87.790944][   T67] RBP: ff11000004ca1000 R08: 1fe2200002bed970 R09: ff1100000faa0bd0
[   87.791145][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   87.791349][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000496e050
[   87.791548][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   87.791782][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.791952][   T67] CR2: 00007fda8f8a7000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   87.792158][   T67] PKRU: 55555554
[   87.792259][   T67] Call Trace:
[   87.792361][   T67]  <TASK>
[   87.792429][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.792564][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   87.792666][   T67]  __dev_notify_flags+0x1b8/0x280
[   87.792799][   T67]  ? netdev_info+0xe2/0x116
[   87.792933][   T67]  ? netdev_notice+0x120/0x120
[   87.793065][   T67]  ? netif_change_name+0x8c0/0x8c0
[   87.793206][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   87.793371][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   87.793504][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   87.793639][   T67]  __dev_set_promiscuity+0x194/0x230
[   87.793773][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   87.793906][   T67]  netif_set_promiscuity+0x4c/0xc0
[   87.794038][   T67]  dev_set_promiscuity+0x9d/0x150
[   87.794175][   T67]  hsr_del_port+0x36d/0x490
[   87.794313][   T67]  hsr_del_ports+0x24/0x80
[   87.794447][   T67]  hsr_dellink+0x5d/0x90
[   87.794548][   T67]  default_device_exit_batch+0x19d/0x600
[   87.794683][   T67]  ? unregister_netdev+0x60/0x60
[   87.794816][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.794950][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.795084][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.795222][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.795363][   T67]  cleanup_net+0x431/0x890
[   87.795496][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.795626][   T67]  ? process_one_work+0xdb7/0x1410
[   87.795759][   T67]  ? lock_acquire+0x134/0x160
[   87.795891][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.796025][   T67]  process_one_work+0xdf8/0x1410
[   87.796166][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.796300][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.796440][   T67]  worker_thread+0x4f1/0xd60
[   87.796573][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.796704][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.796837][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.796968][   T67]  kthread+0x367/0x460
[   87.797067][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.797238][   T67]  ? kthread_affine_node+0x330/0x330
[   87.797373][   T67]  ret_from_fork+0x474/0x6b0
[   87.797506][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.797670][   T67]  ? __switch_to+0x5a3/0xe00
[   87.797803][   T67]  ? kthread_affine_node+0x330/0x330
[   87.797936][   T67]  ret_from_fork_asm+0x11/0x20
[   87.798072][   T67]  </TASK>
[   87.798220][   T67] irq event stamp: 1350513
[   87.798358][   T67] hardirqs last  enabled at (1350521): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.798584][   T67] hardirqs last disabled at (1350528): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.798810][   T67] softirqs last  enabled at (1350130): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.799037][   T67] softirqs last disabled at (1350125): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.799272][   T67] ---[ end trace 0000000000000000 ]---
[   87.799530][   T67] ------------[ cut here ]------------
[   87.799656][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   87.799906][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.800206][   T67] Tainted: [W]=WARN
[   87.800306][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.800466][   T67] Workqueue: netns cleanup_net
[   87.800600][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.800768][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.801743][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   87.801904][   T67] RAX: 00000000ffffffa6 RBX: ff11000015f6d1c0 RCX: 1ff4000000090eb2
[   87.802094][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f6d278
[   87.802386][   T67] RBP: ff11000004ca1000 R08: 1fe2200002beda50 R09: ff1100000faa0bd0
[   87.802577][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   87.802765][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   87.802957][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   87.803299][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.803467][   T67] CR2: 00007fda8f8a7000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   87.803657][   T67] PKRU: 55555554
[   87.803752][   T67] Call Trace:
[   87.803870][   T67]  <TASK>
[   87.803936][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.804063][   T67]  rtnetlink_event+0xe0/0x1f0
[   87.804199][   T67]  notifier_call_chain+0xb0/0x320
[   87.804334][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   87.804464][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   87.804623][   T67]  ? find_held_lock+0x2b/0x80
[   87.804752][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   87.804881][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   87.805040][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   87.805173][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   87.805306][   T67]  hsr_del_port+0x25a/0x490
[   87.805439][   T67]  hsr_del_ports+0x24/0x80
[   87.805566][   T67]  hsr_dellink+0x5d/0x90
[   87.805662][   T67]  default_device_exit_batch+0x19d/0x600
[   87.805791][   T67]  ? unregister_netdev+0x60/0x60
[   87.805922][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.806051][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.806186][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.806320][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.806452][   T67]  cleanup_net+0x431/0x890
[   87.806580][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.806706][   T67]  ? process_one_work+0xdb7/0x1410
[   87.806835][   T67]  ? lock_acquire+0x134/0x160
[   87.806964][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.807094][   T67]  process_one_work+0xdf8/0x1410
[   87.807232][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.807368][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.807501][   T67]  worker_thread+0x4f1/0xd60
[   87.807631][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.807760][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.807889][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.808017][   T67]  kthread+0x367/0x460
[   87.808118][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.808279][   T67]  ? kthread_affine_node+0x330/0x330
[   87.808412][   T67]  ret_from_fork+0x474/0x6b0
[   87.808541][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.808702][   T67]  ? __switch_to+0x5a3/0xe00
[   87.808830][   T67]  ? kthread_affine_node+0x330/0x330
[   87.808960][   T67]  ret_from_fork_asm+0x11/0x20
[   87.809091][   T67]  </TASK>
[   87.809195][   T67] irq event stamp: 1352455
[   87.809326][   T67] hardirqs last  enabled at (1352463): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.809547][   T67] hardirqs last disabled at (1352470): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.809768][   T67] softirqs last  enabled at (1352112): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.810013][   T67] softirqs last disabled at (1352071): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.810241][   T67] ---[ end trace 0000000000000000 ]---
[   87.810530][   T67] ------------[ cut here ]------------
[   87.810650][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   87.810890][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.811179][   T67] Tainted: [W]=WARN
[   87.811272][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.811431][   T67] Workqueue: netns cleanup_net
[   87.811558][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.811718][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.812500][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   87.812653][   T67] RAX: 00000000ffffffa6 RBX: ff11000015f6ce40 RCX: 1ff4000000090eaf
[   87.812834][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f6cef8
[   87.813018][   T67] RBP: ff11000010cb9000 R08: 1fe2200002bed9e0 R09: ff1100000faa0bd0
[   87.813248][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   87.813437][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004ca1000
[   87.813619][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   87.813833][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.813988][   T67] CR2: 00007fda8f8a7000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[   87.814219][   T67] PKRU: 55555554
[   87.814363][   T67] Call Trace:
[   87.814454][   T67]  <TASK>
[   87.814516][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.814639][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   87.814732][   T67]  netif_close_many+0x2ac/0x640
[   87.814856][   T67]  ? __dev_close_many+0x530/0x530
[   87.814979][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   87.815180][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   87.815339][   T67]  ? mark_held_locks+0x40/0x70
[   87.815461][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.815582][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.815734][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.815858][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.815981][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.816182][   T67]  ? unregister_netdevice_many+0x20/0x20
[   87.816310][   T67]  default_device_exit_batch+0x38b/0x600
[   87.816434][   T67]  ? unregister_netdev+0x60/0x60
[   87.816559][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.816684][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.816810][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.816933][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.817056][   T67]  cleanup_net+0x431/0x890
[   87.817229][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.817355][   T67]  ? process_one_work+0xdb7/0x1410
[   87.817478][   T67]  ? lock_acquire+0x134/0x160
[   87.817599][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.817724][   T67]  process_one_work+0xdf8/0x1410
[   87.817849][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.817973][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.818148][   T67]  worker_thread+0x4f1/0xd60
[   87.818272][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.818397][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.818525][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.818646][   T67]  kthread+0x367/0x460
[   87.818740][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.818891][   T67]  ? kthread_affine_node+0x330/0x330
[   87.819013][   T67]  ret_from_fork+0x474/0x6b0
[   87.819184][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.819345][   T67]  ? __switch_to+0x5a3/0xe00
[   87.819467][   T67]  ? kthread_affine_node+0x330/0x330
[   87.819590][   T67]  ret_from_fork_asm+0x11/0x20
[   87.819718][   T67]  </TASK>
[   87.819809][   T67] irq event stamp: 1354641
[   87.819930][   T67] hardirqs last  enabled at (1354649): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.820189][   T67] hardirqs last disabled at (1354750): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.820405][   T67] softirqs last  enabled at (1354748): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.820617][   T67] softirqs last disabled at (1354657): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.820827][   T67] ---[ end trace 0000000000000000 ]---
[   87.821824][   T67] ------------[ cut here ]------------
[   87.821962][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   87.822215][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.822500][   T67] Tainted: [W]=WARN
[   87.822591][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.822743][   T67] Workqueue: netns cleanup_net
[   87.822870][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.823028][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.823477][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   87.823629][   T67] RAX: 00000000ffffffa6 RBX: ff110000054d3540 RCX: 1ff4000000090eaf
[   87.823809][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054d35f8
[   87.823991][   T67] RBP: ff11000004ca1000 R08: 1fe2200000a9a6c0 R09: ff1100000faa0bd0
[   87.824186][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   87.824373][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004ca4000
[   87.824555][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   87.824769][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.824923][   T67] CR2: 0000555fbffa5ab0 CR3: 0000000013d03002 CR4: 0000000000771ef0
[   87.825111][   T67] PKRU: 55555554
[   87.825204][   T67] Call Trace:
[   87.825297][   T67]  <TASK>
[   87.825402][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.825525][   T67]  ? notifier_call_chain+0xb0/0x320
[   87.825657][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   87.825751][   T67]  netif_close_many+0x2ac/0x640
[   87.825876][   T67]  ? __dev_close_many+0x530/0x530
[   87.825998][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   87.826158][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   87.826316][   T67]  ? mark_held_locks+0x40/0x70
[   87.826439][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.826563][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.826714][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.826839][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.826967][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.827127][   T67]  ? unregister_netdevice_many+0x20/0x20
[   87.827253][   T67]  default_device_exit_batch+0x38b/0x600
[   87.827381][   T67]  ? unregister_netdev+0x60/0x60
[   87.827504][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.827629][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.827752][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.827872][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.827996][   T67]  cleanup_net+0x431/0x890
[   87.828148][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.828270][   T67]  ? process_one_work+0xdb7/0x1410
[   87.828399][   T67]  ? lock_acquire+0x134/0x160
[   87.828520][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.828643][   T67]  process_one_work+0xdf8/0x1410
[   87.828769][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.828891][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.829026][   T67]  worker_thread+0x4f1/0xd60
[   87.829157][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.829280][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.829411][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.829533][   T67]  kthread+0x367/0x460
[   87.829625][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.829786][   T67]  ? kthread_affine_node+0x330/0x330
[   87.829910][   T67]  ret_from_fork+0x474/0x6b0
[   87.830034][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.830194][   T67]  ? __switch_to+0x5a3/0xe00
[   87.830323][   T67]  ? kthread_affine_node+0x330/0x330
[   87.830446][   T67]  ret_from_fork_asm+0x11/0x20
[   87.830572][   T67]  </TASK>
[   87.830664][   T67] irq event stamp: 1357317
[   87.830786][   T67] hardirqs last  enabled at (1357325): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.831000][   T67] hardirqs last disabled at (1357332): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.831218][   T67] softirqs last  enabled at (1357150): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.831433][   T67] softirqs last disabled at (1357109): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.831644][   T67] ---[ end trace 0000000000000000 ]---
[   87.832459][   T67] ------------[ cut here ]------------
[   87.832593][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   87.832835][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.833122][   T67] Tainted: [W]=WARN
[   87.833216][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.833382][   T67] Workqueue: netns cleanup_net
[   87.833512][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.833671][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.834120][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   87.834277][   T67] RAX: 00000000ffffffa6 RBX: ff110000054d2200 RCX: 1ff4000000090eaf
[   87.834466][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054d22b8
[   87.834650][   T67] RBP: ff11000004ca4000 R08: 1fe2200000a9a458 R09: ff1100000faa0bd0
[   87.834834][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   87.835019][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015d3c000
[   87.835217][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   87.835439][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.835594][   T67] CR2: 00007f6e40d18498 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   87.835781][   T67] PKRU: 55555554
[   87.835874][   T67] Call Trace:
[   87.835968][   T67]  <TASK>
[   87.836033][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.836166][   T67]  ? notifier_call_chain+0xb0/0x320
[   87.836293][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   87.836394][   T67]  netif_close_many+0x2ac/0x640
[   87.836521][   T67]  ? __dev_close_many+0x530/0x530
[   87.836646][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   87.836802][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   87.836960][   T67]  ? mark_held_locks+0x40/0x70
[   87.837082][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.837213][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.837370][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.837494][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.837619][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.837774][   T67]  ? unregister_netdevice_many+0x20/0x20
[   87.837903][   T67]  default_device_exit_batch+0x38b/0x600
[   87.838029][   T67]  ? unregister_netdev+0x60/0x60
[   87.838160][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.838285][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.838416][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.838540][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.838665][   T67]  cleanup_net+0x431/0x890
[   87.838790][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.838913][   T67]  ? process_one_work+0xdb7/0x1410
[   87.839037][   T67]  ? lock_acquire+0x134/0x160
[   87.839171][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.839296][   T67]  process_one_work+0xdf8/0x1410
[   87.839427][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.839550][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.839678][   T67]  worker_thread+0x4f1/0xd60
[   87.839801][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.839923][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.840047][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.840173][   T67]  kthread+0x367/0x460
[   87.840267][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.840424][   T67]  ? kthread_affine_node+0x330/0x330
[   87.840557][   T67]  ret_from_fork+0x474/0x6b0
[   87.840680][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.840833][   T67]  ? __switch_to+0x5a3/0xe00
[   87.840957][   T67]  ? kthread_affine_node+0x330/0x330
[   87.841091][   T67]  ret_from_fork_asm+0x11/0x20
[   87.841226][   T67]  </TASK>
[   87.841323][   T67] irq event stamp: 1359665
[   87.841444][   T67] hardirqs last  enabled at (1359673): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.841657][   T67] hardirqs last disabled at (1359680): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.841867][   T67] softirqs last  enabled at (1359274): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.842078][   T67] softirqs last disabled at (1359265): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.842295][   T67] ---[ end trace 0000000000000000 ]---
[   87.843329][   T67] ------------[ cut here ]------------
[   87.843458][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   87.843713][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.844010][   T67] Tainted: [W]=WARN
[   87.844282][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.844453][   T67] Workqueue: netns cleanup_net
[   87.844587][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.844755][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.845237][   T67] RSP: 0018:ffa00000004874d0 EFLAGS: 00010286
[   87.845407][   T67] RAX: 00000000ffffffa6 RBX: ff11000004e39000 RCX: 1ff4000000090e60
[   87.845604][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e390b8
[   87.845798][   T67] RBP: ff110000138a4000 R08: 1fe22000009c7218 R09: ff1100000faa0bd0
[   87.845995][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   87.846202][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   87.846407][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   87.846637][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.846801][   T67] CR2: 00007f6e40d18498 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   87.846998][   T67] PKRU: 55555554
[   87.847102][   T67] Call Trace:
[   87.847200][   T67]  <TASK>
[   87.847268][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.847403][   T67]  ? notifier_call_chain+0xb0/0x320
[   87.847533][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   87.847633][   T67]  netif_state_change+0x155/0x340
[   87.847762][   T67]  ? ref_tracker_dir_print+0x100/0x100
[   87.847896][   T67]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   87.848058][   T67]  ? netif_close_many+0x2c9/0x640
[   87.848198][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.848337][   T67]  netif_set_operstate+0xc1/0x100
[   87.848469][   T67]  ? rtnl_put_cacheinfo+0x250/0x250
[   87.848599][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   87.848731][   T67]  ? queue_delayed_work_on+0x95/0x100
[   87.848863][   T67]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   87.849027][   T67]  hsr_netdev_notify+0x387/0xad0
[   87.849164][   T67]  ? unregister_vlan_dev+0x380/0x380
[   87.849298][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   87.849435][   T67]  notifier_call_chain+0xb0/0x320
[   87.849568][   T67]  netif_close_many+0x2c9/0x640
[   87.849699][   T67]  ? __dev_close_many+0x530/0x530
[   87.849831][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   87.849994][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   87.850166][   T67]  ? mark_held_locks+0x40/0x70
[   87.850298][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.850433][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.850595][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.850724][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.850855][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.851017][   T67]  ? unregister_netdevice_many+0x20/0x20
[   87.851155][   T67]  default_device_exit_batch+0x38b/0x600
[   87.851288][   T67]  ? unregister_netdev+0x60/0x60
[   87.851423][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.851555][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.851687][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.851817][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.851950][   T67]  cleanup_net+0x431/0x890
[   87.852080][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.852215][   T67]  ? process_one_work+0xdb7/0x1410
[   87.852352][   T67]  ? lock_acquire+0x134/0x160
[   87.852481][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.852612][   T67]  process_one_work+0xdf8/0x1410
[   87.852746][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.852875][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.853009][   T67]  worker_thread+0x4f1/0xd60
[   87.853147][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.853277][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.853415][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.853545][   T67]  kthread+0x367/0x460
[   87.853644][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.853809][   T67]  ? kthread_affine_node+0x330/0x330
[   87.853941][   T67]  ret_from_fork+0x474/0x6b0
[   87.854073][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.854243][   T67]  ? __switch_to+0x5a3/0xe00
[   87.854378][   T67]  ? kthread_affine_node+0x330/0x330
[   87.854511][   T67]  ret_from_fork_asm+0x11/0x20
[   87.854649][   T67]  </TASK>
[   87.854747][   T67] irq event stamp: 1362627
[   87.854876][   T67] hardirqs last  enabled at (1362635): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.855109][   T67] hardirqs last disabled at (1362644): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.855340][   T67] softirqs last  enabled at (1362064): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.855567][   T67] softirqs last disabled at (1362059): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.855794][   T67] ---[ end trace 0000000000000000 ]---
[   87.856007][   T67] ------------[ cut here ]------------
[   87.856136][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   87.856382][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.856658][   T67] Tainted: [W]=WARN
[   87.856750][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.856903][   T67] Workqueue: netns cleanup_net
[   87.857030][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.857697][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.858189][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   87.858351][   T67] RAX: 00000000ffffffa6 RBX: ff11000004e39e00 RCX: 1ff4000000090eaf
[   87.858534][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39eb8
[   87.858718][   T67] RBP: ff11000015d3c000 R08: 1fe22000009c73d8 R09: ff1100000faa0bd0
[   87.858901][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   87.859084][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   87.859329][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   87.859546][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.859700][   T67] CR2: 00007f6e40d18498 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   87.859886][   T67] PKRU: 55555554
[   87.859978][   T67] Call Trace:
[   87.860071][   T67]  <TASK>
[   87.860211][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.860338][   T67]  ? notifier_call_chain+0xb0/0x320
[   87.860463][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   87.860556][   T67]  netif_close_many+0x2ac/0x640
[   87.860681][   T67]  ? __dev_close_many+0x530/0x530
[   87.860806][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   87.860960][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   87.861167][   T67]  ? mark_held_locks+0x40/0x70
[   87.861290][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.861418][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.861575][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.861698][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.861822][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.861980][   T67]  ? unregister_netdevice_many+0x20/0x20
[   87.862156][   T67]  default_device_exit_batch+0x38b/0x600
[   87.862282][   T67]  ? unregister_netdev+0x60/0x60
[   87.862410][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.862543][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.862667][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.862790][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.862918][   T67]  cleanup_net+0x431/0x890
[   87.863042][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.863215][   T67]  ? process_one_work+0xdb7/0x1410
[   87.863349][   T67]  ? lock_acquire+0x134/0x160
[   87.863473][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.863597][   T67]  process_one_work+0xdf8/0x1410
[   87.863723][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.863847][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.863977][   T67]  worker_thread+0x4f1/0xd60
[   87.864154][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.864279][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.864409][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.864532][   T67]  kthread+0x367/0x460
[   87.864625][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.864781][   T67]  ? kthread_affine_node+0x330/0x330
[   87.864906][   T67]  ret_from_fork+0x474/0x6b0
[   87.865031][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.865245][   T67]  ? __switch_to+0x5a3/0xe00
[   87.865376][   T67]  ? kthread_affine_node+0x330/0x330
[   87.865501][   T67]  ret_from_fork_asm+0x11/0x20
[   87.865629][   T67]  </TASK>
[   87.865721][   T67] irq event stamp: 1364977
[   87.865844][   T67] hardirqs last  enabled at (1364985): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.866057][   T67] hardirqs last disabled at (1364992): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.866326][   T67] softirqs last  enabled at (1365094): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.866540][   T67] softirqs last disabled at (1365001): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.866753][   T67] ---[ end trace 0000000000000000 ]---
[   87.869737][   T67] ------------[ cut here ]------------
[   87.869898][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   87.870196][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.870524][   T67] Tainted: [W]=WARN
[   87.870658][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.870850][   T67] Workqueue: netns cleanup_net
[   87.871022][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.871247][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.871720][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   87.871917][   T67] RAX: 00000000ffffffa6 RBX: ff11000010dc2040 RCX: 1ff4000000090ed5
[   87.872159][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc20f8
[   87.872390][   T67] RBP: ff11000010cb9000 R08: 1fe22000021b8420 R09: ff1100000faa0bd0
[   87.872613][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   87.872838][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   87.873066][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   87.873420][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.873664][   T67] CR2: 00007f0d84affdb0 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   87.873936][   T67] PKRU: 55555554
[   87.874130][   T67] Call Trace:
[   87.874317][   T67]  <TASK>
[   87.874488][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   87.874785][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.874987][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.875167][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.875345][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.875561][   T67]  default_device_exit_batch+0x38b/0x600
[   87.875733][   T67]  ? unregister_netdev+0x60/0x60
[   87.875899][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.876068][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.876250][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.876427][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.876602][   T67]  cleanup_net+0x431/0x890
[   87.876769][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.876934][   T67]  ? process_one_work+0xdb7/0x1410
[   87.877117][   T67]  ? lock_acquire+0x134/0x160
[   87.877286][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.877465][   T67]  process_one_work+0xdf8/0x1410
[   87.877637][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.877804][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.877978][   T67]  worker_thread+0x4f1/0xd60
[   87.878161][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.878342][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.878511][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.878681][   T67]  kthread+0x367/0x460
[   87.878820][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.879017][   T67]  ? kthread_affine_node+0x330/0x330
[   87.879202][   T67]  ret_from_fork+0x474/0x6b0
[   87.879379][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.879579][   T67]  ? __switch_to+0x5a3/0xe00
[   87.879748][   T67]  ? kthread_affine_node+0x330/0x330
[   87.879918][   T67]  ret_from_fork_asm+0x11/0x20
[   87.880110][   T67]  </TASK>
[   87.880249][   T67] irq event stamp: 1369843
[   87.880431][   T67] hardirqs last  enabled at (1369853): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.880703][   T67] hardirqs last disabled at (1369862): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.880968][   T67] softirqs last  enabled at (1369526): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.881237][   T67] softirqs last disabled at (1369509): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.881497][   T67] ---[ end trace 0000000000000000 ]---
[   87.882704][   T67] ------------[ cut here ]------------
[   87.882869][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   87.883622][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.883955][   T67] Tainted: [W]=WARN
[   87.884092][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.884310][   T67] Workqueue: netns cleanup_net
[   87.884488][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.884696][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.885178][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   87.885394][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e39540 RCX: 1ff4000000090ed5
[   87.885648][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e395f8
[   87.885874][   T67] RBP: ff11000004ca1000 R08: 1fe2200002bc72c0 R09: ff1100000faa0bd0
[   87.886120][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   87.886354][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   87.886578][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   87.886834][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.887038][   T67] CR2: 00007f0d84affdb0 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   87.887279][   T67] PKRU: 55555554
[   87.887424][   T67] Call Trace:
[   87.887561][   T67]  <TASK>
[   87.887669][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   87.887869][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.888066][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.888248][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.888429][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.888632][   T67]  default_device_exit_batch+0x38b/0x600
[   87.888830][   T67]  ? unregister_netdev+0x60/0x60
[   87.888999][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.889181][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.889364][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.889534][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.889705][   T67]  cleanup_net+0x431/0x890
[   87.889874][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.890040][   T67]  ? process_one_work+0xdb7/0x1410
[   87.890224][   T67]  ? lock_acquire+0x134/0x160
[   87.890401][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.890571][   T67]  process_one_work+0xdf8/0x1410
[   87.890743][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.890917][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.891089][   T67]  worker_thread+0x4f1/0xd60
[   87.891273][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.891446][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.891614][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.891857][   T67]  kthread+0x367/0x460
[   87.891995][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.892214][   T67]  ? kthread_affine_node+0x330/0x330
[   87.892401][   T67]  ret_from_fork+0x474/0x6b0
[   87.892602][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.892798][   T67]  ? __switch_to+0x5a3/0xe00
[   87.892967][   T67]  ? kthread_affine_node+0x330/0x330
[   87.893226][   T67]  ret_from_fork_asm+0x11/0x20
[   87.893408][   T67]  </TASK>
[   87.893548][   T67] irq event stamp: 1373423
[   87.893714][   T67] hardirqs last  enabled at (1373433): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.894044][   T67] hardirqs last disabled at (1373442): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.894319][   T67] softirqs last  enabled at (1373346): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.894654][   T67] softirqs last disabled at (1373339): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.894913][   T67] ---[ end trace 0000000000000000 ]---
[   87.897487][   T67] vethB (unregistering): left promiscuous mode
[   87.897883][   T67] ------------[ cut here ]------------
[   87.898054][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   87.899092][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.899578][   T67] Tainted: [W]=WARN
[   87.899841][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.900116][   T67] Workqueue: netns cleanup_net
[   87.900365][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.900637][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.901205][   T67] RSP: 0018:ffa0000000487510 EFLAGS: 00010286
[   87.901480][   T67] RAX: 00000000ffffffa6 RBX: ff11000015f618c0 RCX: 1ff4000000090e68
[   87.901811][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f61978
[   87.902115][   T67] RBP: ff110000138a4000 R08: 1fe2200002bec330 R09: ff1100000faa0bd0
[   87.902419][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   87.902708][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004875a8
[   87.903004][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   87.903352][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.903614][   T67] CR2: 00007f0d84affdb0 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   87.903905][   T67] PKRU: 55555554
[   87.904112][   T67] Call Trace:
[   87.904319][   T67]  <TASK>
[   87.904495][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.904725][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   87.904923][   T67]  netif_close_many+0x2ac/0x640
[   87.905166][   T67]  ? __dev_close_many+0x530/0x530
[   87.905431][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   87.905691][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   87.905919][   T67]  ? mark_held_locks+0x40/0x70
[   87.906094][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.906326][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.906506][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.906682][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.906894][   T67]  ? unregister_netdevice_many+0x20/0x20
[   87.907070][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   87.907296][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   87.907484][   T67]  hsr_netdev_notify+0x742/0xad0
[   87.907663][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   87.907841][   T67]  notifier_call_chain+0xb0/0x320
[   87.908020][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[   87.908243][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.908462][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.908645][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.908820][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.909032][   T67]  default_device_exit_batch+0x38b/0x600
[   87.909224][   T67]  ? unregister_netdev+0x60/0x60
[   87.909411][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.909591][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.909771][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.909949][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.910140][   T67]  cleanup_net+0x431/0x890
[   87.910329][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.910507][   T67]  ? process_one_work+0xdb7/0x1410
[   87.910687][   T67]  ? lock_acquire+0x134/0x160
[   87.910864][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.911043][   T67]  process_one_work+0xdf8/0x1410
[   87.911241][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.911429][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.911611][   T67]  worker_thread+0x4f1/0xd60
[   87.911792][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.911968][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.912158][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.912342][   T67]  kthread+0x367/0x460
[   87.912488][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.912698][   T67]  ? kthread_affine_node+0x330/0x330
[   87.912875][   T67]  ret_from_fork+0x474/0x6b0
[   87.913052][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.913274][   T67]  ? __switch_to+0x5a3/0xe00
[   87.913458][   T67]  ? kthread_affine_node+0x330/0x330
[   87.913634][   T67]  ret_from_fork_asm+0x11/0x20
[   87.913818][   T67]  </TASK>
[   87.913960][   T67] irq event stamp: 1381315
[   87.914158][   T67] hardirqs last  enabled at (1381333): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.914436][   T67] hardirqs last disabled at (1381342): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.914703][   T67] softirqs last  enabled at (1381330): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.914974][   T67] softirqs last disabled at (1381323): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.915257][   T67] ---[ end trace 0000000000000000 ]---
[   87.916704][   T67] ------------[ cut here ]------------
[   87.916872][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   87.917388][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.917804][   T67] Tainted: [W]=WARN
[   87.918055][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.918393][   T67] Workqueue: netns cleanup_net
[   87.918675][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.918988][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.919600][   T67] RSP: 0018:ffa0000000487640 EFLAGS: 00010286
[   87.919912][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ff2c80 RCX: 1ff4000000090e8e
[   87.920191][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff2d38
[   87.920447][   T67] RBP: ff110000138a4000 R08: 1fe22000027fe5a8 R09: ff1100000faa0bd0
[   87.920677][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   87.920906][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   87.921149][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   87.921425][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.921624][   T67] CR2: 00007f0d84affdb0 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   87.921855][   T67] PKRU: 55555554
[   87.921993][   T67] Call Trace:
[   87.922143][   T67]  <TASK>
[   87.922253][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   87.922470][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.922674][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.922846][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.923018][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.923236][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   87.923439][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   87.923610][   T67]  hsr_netdev_notify+0x742/0xad0
[   87.923781][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   87.923955][   T67]  notifier_call_chain+0xb0/0x320
[   87.924142][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[   87.924352][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.924550][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.924720][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.924888][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.925092][   T67]  default_device_exit_batch+0x38b/0x600
[   87.925282][   T67]  ? unregister_netdev+0x60/0x60
[   87.925465][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.925639][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.925813][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.925983][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.926170][   T67]  cleanup_net+0x431/0x890
[   87.926349][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.926521][   T67]  ? process_one_work+0xdb7/0x1410
[   87.926693][   T67]  ? lock_acquire+0x134/0x160
[   87.926863][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.927036][   T67]  process_one_work+0xdf8/0x1410
[   87.927222][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.927399][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.927574][   T67]  worker_thread+0x4f1/0xd60
[   87.927747][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.927920][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.928092][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.928276][   T67]  kthread+0x367/0x460
[   87.928423][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.928624][   T67]  ? kthread_affine_node+0x330/0x330
[   87.928795][   T67]  ret_from_fork+0x474/0x6b0
[   87.929045][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.929263][   T67]  ? __switch_to+0x5a3/0xe00
[   87.929442][   T67]  ? kthread_affine_node+0x330/0x330
[   87.929691][   T67]  ret_from_fork_asm+0x11/0x20
[   87.929867][   T67]  </TASK>
[   87.930004][   T67] irq event stamp: 1387015
[   87.930185][   T67] hardirqs last  enabled at (1387027): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.930544][   T67] hardirqs last disabled at (1387036): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.930808][   T67] softirqs last  enabled at (1386472): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.931165][   T67] softirqs last disabled at (1386393): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.931435][   T67] ---[ end trace 0000000000000000 ]---
[   87.948810][   T67] ------------[ cut here ]------------
[   87.948985][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   87.949282][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.949606][   T67] Tainted: [W]=WARN
[   87.949741][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.949935][   T67] Workqueue: netns cleanup_net
[   87.950123][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.950337][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.950811][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   87.951008][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e3c900 RCX: 1ff4000000090ed5
[   87.951288][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3c9b8
[   87.951523][   T67] RBP: ff11000004ca4000 R08: 1fe2200002bc7938 R09: ff1100000faa0bd0
[   87.951747][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   87.951972][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   87.952212][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   87.952475][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.952672][   T67] CR2: 00007f0d84affdb0 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   87.952897][   T67] PKRU: 55555554
[   87.953032][   T67] Call Trace:
[   87.953180][   T67]  <TASK>
[   87.953288][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   87.953494][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.953686][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.953853][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.954018][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.954230][   T67]  default_device_exit_batch+0x38b/0x600
[   87.954405][   T67]  ? unregister_netdev+0x60/0x60
[   87.954574][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.954742][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.954909][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.955073][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.955259][   T67]  cleanup_net+0x431/0x890
[   87.955441][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.955606][   T67]  ? process_one_work+0xdb7/0x1410
[   87.955778][   T67]  ? lock_acquire+0x134/0x160
[   87.955946][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.956126][   T67]  process_one_work+0xdf8/0x1410
[   87.956296][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.956470][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.956639][   T67]  worker_thread+0x4f1/0xd60
[   87.956807][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.956978][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.957190][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.957363][   T67]  kthread+0x367/0x460
[   87.957501][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.957698][   T67]  ? kthread_affine_node+0x330/0x330
[   87.957865][   T67]  ret_from_fork+0x474/0x6b0
[   87.958031][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.958238][   T67]  ? __switch_to+0x5a3/0xe00
[   87.958406][   T67]  ? kthread_affine_node+0x330/0x330
[   87.958571][   T67]  ret_from_fork_asm+0x11/0x20
[   87.958740][   T67]  </TASK>
[   87.958874][   T67] irq event stamp: 1405195
[   87.959034][   T67] hardirqs last  enabled at (1405205): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.959296][   T67] hardirqs last disabled at (1405216): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.959556][   T67] softirqs last  enabled at (1404976): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.959804][   T67] softirqs last disabled at (1404969): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.960053][   T67] ---[ end trace 0000000000000000 ]---
[   87.961663][   T67] ------------[ cut here ]------------
[   87.961829][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   87.962122][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.962441][   T67] Tainted: [W]=WARN
[   87.962574][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.962767][   T67] Workqueue: netns cleanup_net
[   87.962936][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.963147][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.963614][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   87.963811][   T67] RAX: 00000000ffffffa6 RBX: ff11000011c92ac0 RCX: 1ff4000000090ed5
[   87.964031][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c92b78
[   87.964264][   T67] RBP: ff11000015d3c000 R08: 1fe2200002392570 R09: ff1100000faa0bd0
[   87.964491][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   87.964710][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   87.964934][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   87.965198][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.965400][   T67] CR2: 00007f0d84affdb0 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   87.965622][   T67] PKRU: 55555554
[   87.965756][   T67] Call Trace:
[   87.965892][   T67]  <TASK>
[   87.965998][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   87.966208][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   87.966413][   T67]  ? mutex_is_locked+0x1c/0x50
[   87.966581][   T67]  ? rtnl_is_locked+0x15/0x20
[   87.966747][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   87.966948][   T67]  default_device_exit_batch+0x38b/0x600
[   87.967133][   T67]  ? unregister_netdev+0x60/0x60
[   87.967311][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   87.967480][   T67]  ops_undo_list+0x2ce/0x8f0
[   87.967648][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   87.967813][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   87.967983][   T67]  cleanup_net+0x431/0x890
[   87.968164][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   87.968337][   T67]  ? process_one_work+0xdb7/0x1410
[   87.968508][   T67]  ? lock_acquire+0x134/0x160
[   87.968674][   T67]  ? rcu_is_watching+0x15/0xd0
[   87.968843][   T67]  process_one_work+0xdf8/0x1410
[   87.969014][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   87.969193][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   87.969374][   T67]  worker_thread+0x4f1/0xd60
[   87.969545][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.969716][   T67]  ? __kthread_parkme+0xbd/0x210
[   87.969884][   T67]  ? rescuer_thread+0x1320/0x1320
[   87.970053][   T67]  kthread+0x367/0x460
[   87.970205][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   87.970409][   T67]  ? kthread_affine_node+0x330/0x330
[   87.970576][   T67]  ret_from_fork+0x474/0x6b0
[   87.970743][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   87.970942][   T67]  ? __switch_to+0x5a3/0xe00
[   87.971121][   T67]  ? kthread_affine_node+0x330/0x330
[   87.971289][   T67]  ret_from_fork_asm+0x11/0x20
[   87.971473][   T67]  </TASK>
[   87.971607][   T67] irq event stamp: 1408353
[   87.971770][   T67] hardirqs last  enabled at (1408363): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.972023][   T67] hardirqs last disabled at (1408372): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.972292][   T67] softirqs last  enabled at (1407786): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   87.972555][   T67] softirqs last disabled at (1407784): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   87.972809][   T67] ---[ end trace 0000000000000000 ]---
[   87.979684][  T828] ------------[ cut here ]------------
[   87.979829][  T828] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/828
[   87.980055][  T828] CPU: 0 UID: 0 PID: 828 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.980327][  T828] Tainted: [W]=WARN
[   87.980425][  T828] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.980587][  T828] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.980752][  T828] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.981219][  T828] RSP: 0018:ffa0000002067ab0 EFLAGS: 00010286
[   87.981387][  T828] RAX: 00000000ffffffa6 RBX: ff110000101178c0 RCX: 1ff400000040cf1c
[   87.981582][  T828] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010117978
[   87.981773][  T828] RBP: ff1100001334c000 R08: 1fe2200002022f30 R09: ff11000011c00b80
[   87.981968][  T828] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   87.982166][  T828] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001334c000
[   87.982363][  T828] FS:  00007f6f8fd59840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   87.982589][  T828] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.982751][  T828] CR2: 00007f6f8ff5ac20 CR3: 0000000015b86002 CR4: 0000000000771ef0
[   87.982945][  T828] PKRU: 55555554
[   87.983042][  T828] Call Trace:
[   87.983143][  T828]  <TASK>
[   87.983210][  T828]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.983343][  T828]  ? notifier_call_chain+0xb0/0x320
[   87.983472][  T828]  rtmsg_ifinfo+0x5c/0xb0
[   87.983571][  T828]  register_netdevice+0x137a/0x1980
[   87.983701][  T828]  ? unregister_netdevice_queue+0x470/0x470
[   87.983865][  T828]  register_netdev+0x23/0x40
[   87.983994][  T828]  loopback_net_init+0x7d/0x150
[   87.984130][  T828]  ops_init+0x187/0x560
[   87.984230][  T828]  setup_net+0x11b/0x3b0
[   87.984330][  T828]  ? unregister_pernet_device+0x80/0x80
[   87.984458][  T828]  ? lockdep_init_map_type+0x5d/0x250
[   87.984587][  T828]  ? mutex_init_lockdep+0xf6/0x120
[   87.984718][  T828]  copy_net_ns+0x2fd/0x450
[   87.984847][  T828]  create_new_namespaces+0x371/0xa10
[   87.984982][  T828]  unshare_nsproxy_namespaces+0xa5/0x150
[   87.985115][  T828]  ksys_unshare+0x47e/0x8c0
[   87.985245][  T828]  ? walk_process_tree+0x350/0x350
[   87.985380][  T828]  ? __ia32_sys_open+0x1b0/0x1b0
[   87.985512][  T828]  __x64_sys_unshare+0x34/0x50
[   87.985639][  T828]  ? do_syscall_64+0x82/0xfc0
[   87.985769][  T828]  do_syscall_64+0x117/0xfc0
[   87.985898][  T828]  ? trace_hardirqs_off+0xd/0x30
[   87.986026][  T828]  ? exc_page_fault+0xee/0x100
[   87.986162][  T828]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   87.986328][  T828] RIP: 0033:0x7f6f9001bbcb
[   87.986461][  T828] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   87.986924][  T828] RSP: 002b:00007ffe7d56d7b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   87.987123][  T828] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6f9001bbcb
[   87.987321][  T828] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   87.987513][  T828] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   87.987706][  T828] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe7d56f9e0
[   87.987896][  T828] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7d5718c6
[   87.988090][  T828]  </TASK>
[   87.988192][  T828] irq event stamp: 14645
[   87.988289][  T828] hardirqs last  enabled at (14653): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   87.988519][  T828] hardirqs last disabled at (14660): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   87.988742][  T828] softirqs last  enabled at (14222): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   87.988964][  T828] softirqs last disabled at (14215): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   87.989191][  T828] ---[ end trace 0000000000000000 ]---
[   87.992133][  T828] ------------[ cut here ]------------
[   87.992267][  T828] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/828
[   87.992499][  T828] CPU: 0 UID: 0 PID: 828 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   87.992756][  T828] Tainted: [W]=WARN
[   87.992862][  T828] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.993030][  T828] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   87.993205][  T828] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   87.993667][  T828] RSP: 0018:ffa0000002067a98 EFLAGS: 00010286
[   87.993828][  T828] RAX: 00000000ffffffa6 RBX: ff1100001044c900 RCX: 1ff400000040cf19
[   87.994019][  T828] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001044c9b8
[   87.994214][  T828] RBP: ff1100000543c000 R08: 1fe2200002089938 R09: ff11000011c00b80
[   87.994408][  T828] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   87.994598][  T828] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000543c000
[   87.994792][  T828] FS:  00007f6f8fd59840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   87.995016][  T828] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.995179][  T828] CR2: 00007f6f8ff5ac20 CR3: 0000000015b86002 CR4: 0000000000771ef0
[   87.995376][  T828] PKRU: 55555554
[   87.995471][  T828] Call Trace:
[   87.995566][  T828]  <TASK>
[   87.995632][  T828]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   87.995760][  T828]  ? notifier_call_chain+0xb0/0x320
[   87.995889][  T828]  rtmsg_ifinfo+0x5c/0xb0
[   87.995987][  T828]  register_netdevice+0x137a/0x1980
[   87.996121][  T828]  ? unregister_netdevice_queue+0x470/0x470
[   87.996280][  T828]  ? alloc_netdev_mqs+0xed0/0x1490
[   87.996415][  T828]  register_netdev+0x23/0x40
[   87.996544][  T828]  sit_init_net+0x299/0x570
[   87.996673][  T828]  ops_init+0x187/0x560
[   87.996772][  T828]  setup_net+0x11b/0x3b0
[   87.996870][  T828]  ? unregister_pernet_device+0x80/0x80
[   87.996998][  T828]  ? lockdep_init_map_type+0x5d/0x250
[   87.997132][  T828]  ? mutex_init_lockdep+0xf6/0x120
[   87.997263][  T828]  copy_net_ns+0x2fd/0x450
[   87.997400][  T828]  create_new_namespaces+0x371/0xa10
[   87.997531][  T828]  unshare_nsproxy_namespaces+0xa5/0x150
[   87.997660][  T828]  ksys_unshare+0x47e/0x8c0
[   87.997791][  T828]  ? walk_process_tree+0x350/0x350
[   87.997922][  T828]  ? __ia32_sys_open+0x1b0/0x1b0
[   87.998053][  T828]  __x64_sys_unshare+0x34/0x50
[   87.998191][  T828]  ? do_syscall_64+0x82/0xfc0
[   87.998326][  T828]  do_syscall_64+0x117/0xfc0
[   87.998456][  T828]  ? trace_hardirqs_off+0xd/0x30
[   87.998584][  T828]  ? exc_page_fault+0xee/0x100
[   87.998712][  T828]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   87.998870][  T828] RIP: 0033:0x7f6f9001bbcb
[   87.999004][  T828] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   87.999475][  T828] RSP: 002b:00007ffe7d56d7b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   87.999669][  T828] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6f9001bbcb
[   87.999860][  T828] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   88.000051][  T828] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   88.000249][  T828] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe7d56f9e0
[   88.000446][  T828] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7d5718c6
[   88.000641][  T828]  </TASK>
[   88.000736][  T828] irq event stamp: 16545
[   88.000831][  T828] hardirqs last  enabled at (16553): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.001053][  T828] hardirqs last disabled at (16560): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.001286][  T828] softirqs last  enabled at (16076): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   88.001524][  T828] softirqs last disabled at (16074): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   88.001744][  T828] ---[ end trace 0000000000000000 ]---
[   88.032871][  T829] ------------[ cut here ]------------
[   88.033018][  T829] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/829
[   88.033257][  T829] CPU: 1 UID: 0 PID: 829 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.033520][  T829] Tainted: [W]=WARN
[   88.033615][  T829] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.033771][  T829] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.033933][  T829] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.034400][  T829] RSP: 0018:ffa0000002077020 EFLAGS: 00010286
[   88.034559][  T829] RAX: 00000000ffffffa6 RBX: ff1100001044d540 RCX: 1ff400000040edca
[   88.034746][  T829] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001044d5f8
[   88.034935][  T829] RBP: ff1100001334c000 R08: 1fe2200002089ac0 R09: ff1100001623ae58
[   88.035130][  T829] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   88.035325][  T829] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001334cce1
[   88.035515][  T829] FS:  00007f57c72f1840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   88.035738][  T829] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.035898][  T829] CR2: 00007f57c75c11a0 CR3: 0000000013801001 CR4: 0000000000771ef0
[   88.036090][  T829] PKRU: 55555554
[   88.036192][  T829] Call Trace:
[   88.036287][  T829]  <TASK>
[   88.036356][  T829]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   88.036484][  T829]  rtmsg_ifinfo+0x5c/0xb0
[   88.036581][  T829]  ? mark_held_locks+0x40/0x70
[   88.036707][  T829]  __dev_notify_flags+0x1b8/0x280
[   88.036848][  T829]  ? netif_change_name+0x8c0/0x8c0
[   88.036978][  T829]  ? __dev_change_flags+0x4a4/0x660
[   88.037111][  T829]  ? netif_set_allmulti+0x250/0x250
[   88.037240][  T829]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.037373][  T829]  ? is_bpf_text_address+0x68/0x110
[   88.037504][  T829]  netif_change_flags+0xfe/0x190
[   88.037634][  T829]  do_setlink.isra.0+0x1cc3/0x2750
[   88.037763][  T829]  ? rtnl_link_get_size+0x350/0x350
[   88.037893][  T829]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   88.038053][  T829]  ? rcu_read_lock_any_held+0x3c/0x90
[   88.038188][  T829]  ? validate_chain+0x38b/0xc20
[   88.038321][  T829]  ? rcu_read_lock_any_held+0x66/0x90
[   88.038454][  T829]  ? stack_depot_save_flags+0x367/0x770
[   88.038583][  T829]  ? __lock_acquire+0x508/0xc10
[   88.038713][  T829]  ? lock_acquire.part.0+0xbc/0x260
[   88.038842][  T829]  ? rtnl_newlink+0x883/0xea0
[   88.038972][  T829]  ? rcu_is_watching+0x15/0xd0
[   88.039107][  T829]  ? lock_acquire+0x134/0x160
[   88.039241][  T829]  ? rcu_is_watching+0x15/0xd0
[   88.039376][  T829]  ? rcu_is_watching+0x15/0xd0
[   88.039504][  T829]  ? trace_contention_end+0xb3/0x1a0
[   88.039634][  T829]  ? __mutex_lock+0x1db/0x2010
[   88.039765][  T829]  ? __mutex_lock+0x9b2/0x2010
[   88.039895][  T829]  ? rtnl_newlink+0x883/0xea0
[   88.040024][  T829]  ? ww_mutex_lock+0x160/0x160
[   88.040776][  T829]  ? __rtnl_newlink+0x3fa/0xa50
[   88.040908][  T829]  rtnl_newlink+0x8d1/0xea0
[   88.041037][  T829]  ? lock_acquire.part.0+0xbc/0x260
[   88.041233][  T829]  ? __rtnl_newlink+0xa50/0xa50
[   88.041371][  T829]  ? mark_usage+0x61/0x170
[   88.041503][  T829]  ? lock_acquire.part.0+0xbc/0x260
[   88.041631][  T829]  ? find_held_lock+0x2b/0x80
[   88.041759][  T829]  ? __rtnl_newlink+0xa50/0xa50
[   88.041887][  T829]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.042016][  T829]  ? __rtnl_newlink+0xa50/0xa50
[   88.042221][  T829]  rtnetlink_rcv_msg+0x40d/0x9e0
[   88.042429][  T829]  ? validate_chain+0x38b/0xc20
[   88.042560][  T829]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.042687][  T829]  ? __lock_acquire+0x508/0xc10
[   88.042814][  T829]  ? lock_acquire.part.0+0xbc/0x260
[   88.042942][  T829]  ? find_held_lock+0x2b/0x80
[   88.043069][  T829]  netlink_rcv_skb+0x14e/0x3a0
[   88.043264][  T829]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.043400][  T829]  ? netlink_ack+0xcd0/0xcd0
[   88.043530][  T829]  ? netlink_deliver_tap+0xc5/0x330
[   88.043659][  T829]  ? netlink_deliver_tap+0x13c/0x330
[   88.043789][  T829]  netlink_unicast+0x486/0x750
[   88.043918][  T829]  ? netlink_attachskb+0x810/0x810
[   88.044046][  T829]  ? __lock_acquire+0x508/0xc10
[   88.044258][  T829]  netlink_sendmsg+0x735/0xc60
[   88.044393][  T829]  ? netlink_unicast+0x750/0x750
[   88.044522][  T829]  ? __might_fault+0x97/0x140
[   88.044652][  T829]  ____sys_sendmsg+0x419/0x850
[   88.044784][  T829]  ? copy_msghdr_from_user+0x2a0/0x460
[   88.044913][  T829]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   88.045071][  T829]  ? move_addr_to_kernel+0x40/0x40
[   88.045266][  T829]  ? stack_depot_save_flags+0x367/0x770
[   88.045399][  T829]  ? validate_chain+0x38b/0xc20
[   88.045528][  T829]  ___sys_sendmsg+0x14e/0x1d0
[   88.045655][  T829]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   88.045816][  T829]  ? copy_msghdr_from_user+0x460/0x460
[   88.045955][  T829]  __sys_sendmsg+0x145/0x1f0
[   88.046085][  T829]  ? __sys_sendmsg_sock+0x20/0x20
[   88.046235][  T829]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   88.046402][  T829]  ? do_raw_spin_unlock+0x59/0x250
[   88.046529][  T829]  ? rcu_is_watching+0x15/0xd0
[   88.046657][  T829]  do_syscall_64+0x117/0xfc0
[   88.046786][  T829]  ? trace_hardirqs_off+0xd/0x30
[   88.046914][  T829]  ? exc_page_fault+0xee/0x100
[   88.047040][  T829]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   88.047202][  T829] RIP: 0033:0x7f57c752b08e
[   88.047343][  T829] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   88.047795][  T829] RSP: 002b:00007ffd5aa1baf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.047987][  T829] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f57c752b08e
[   88.048182][  T829] RDX: 0000000000000000 RSI: 00007ffd5aa1bba0 RDI: 0000000000000005
[   88.048378][  T829] RBP: 00007ffd5aa1bb00 R08: 0000000000000000 R09: 0000000000000000
[   88.048569][  T829] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bb
[   88.048760][  T829] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5aa1c270
[   88.048956][  T829]  </TASK>
[   88.049050][  T829] irq event stamp: 22687
[   88.049153][  T829] hardirqs last  enabled at (22697): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.049381][  T829] hardirqs last disabled at (22704): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.049600][  T829] softirqs last  enabled at (22546): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   88.049820][  T829] softirqs last disabled at (22513): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   88.050042][  T829] ---[ end trace 0000000000000000 ]---
[   88.171974][   T67] ------------[ cut here ]------------
[   88.172133][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   88.172379][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.172643][   T67] Tainted: [W]=WARN
[   88.172730][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.172877][   T67] Workqueue: netns cleanup_net
[   88.172999][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.173158][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.173588][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   88.173751][   T67] RAX: 00000000ffffffa6 RBX: ff11000013147a80 RCX: 1ff4000000090eed
[   88.173931][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013147b38
[   88.174114][   T67] RBP: ff11000010e8c000 R08: 1fe2200002628f68 R09: ff1100000faa0bd0
[   88.174293][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   88.174473][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   88.174674][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   88.174884][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.175034][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03002 CR4: 0000000000771ef0
[   88.175220][   T67] PKRU: 55555554
[   88.175313][   T67] Call Trace:
[   88.175405][   T67]  <TASK>
[   88.175467][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   88.175619][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   88.175765][   T67]  ? queue_rcu_work+0x7c/0xa0
[   88.175889][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   88.176012][   T67]  ? rtnl_is_locked+0x15/0x20
[   88.176135][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   88.176262][   T67]  ? mutex_is_locked+0x1c/0x50
[   88.176386][   T67]  ops_undo_list+0x615/0x8f0
[   88.176505][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   88.176623][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.176744][   T67]  cleanup_net+0x431/0x890
[   88.176860][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   88.176982][   T67]  ? process_one_work+0xdb7/0x1410
[   88.177105][   T67]  ? lock_acquire+0x134/0x160
[   88.177223][   T67]  ? rcu_is_watching+0x15/0xd0
[   88.177347][   T67]  process_one_work+0xdf8/0x1410
[   88.177466][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   88.177581][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   88.177701][   T67]  worker_thread+0x4f1/0xd60
[   88.177817][   T67]  ? rescuer_thread+0x1320/0x1320
[   88.177935][   T67]  ? __kthread_parkme+0xbd/0x210
[   88.178052][   T67]  ? rescuer_thread+0x1320/0x1320
[   88.178214][   T67]  kthread+0x367/0x460
[   88.178303][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   88.178460][   T67]  ? kthread_affine_node+0x330/0x330
[   88.178577][   T67]  ret_from_fork+0x474/0x6b0
[   88.178694][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   88.178845][   T67]  ? __switch_to+0x5a3/0xe00
[   88.178966][   T67]  ? kthread_affine_node+0x330/0x330
[   88.179081][   T67]  ret_from_fork_asm+0x11/0x20
[   88.179209][   T67]  </TASK>
[   88.179296][   T67] irq event stamp: 1421575
[   88.179423][   T67] hardirqs last  enabled at (1421583): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.179625][   T67] hardirqs last disabled at (1421590): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.179826][   T67] softirqs last  enabled at (1421498): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   88.180027][   T67] softirqs last disabled at (1421421): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   88.180235][   T67] ---[ end trace 0000000000000000 ]---
[   88.190453][   T67] ------------[ cut here ]------------
[   88.190583][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   88.190824][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.191109][   T67] Tainted: [W]=WARN
[   88.191201][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.191362][   T67] Workqueue: netns cleanup_net
[   88.191489][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.191648][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.192082][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   88.192244][   T67] RAX: 00000000ffffffa6 RBX: ff11000013147700 RCX: 1ff4000000090eaf
[   88.192440][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131477b8
[   88.192623][   T67] RBP: ff11000010f69000 R08: 1fe2200002628ef8 R09: ff1100000faa0bd0
[   88.192805][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   88.192991][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   88.193181][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   88.193400][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.193555][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49001 CR4: 0000000000771ef0
[   88.193739][   T67] PKRU: 55555554
[   88.193832][   T67] Call Trace:
[   88.193927][   T67]  <TASK>
[   88.193991][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   88.194142][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   88.194235][   T67]  netif_close_many+0x2ac/0x640
[   88.194365][   T67]  ? lock_acquire+0x134/0x160
[   88.194488][   T67]  ? rcu_is_watching+0x15/0xd0
[   88.194611][   T67]  ? rcu_is_watching+0x15/0xd0
[   88.194734][   T67]  ? __dev_close_many+0x530/0x530
[   88.194857][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   88.195010][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   88.195170][   T67]  ? mutex_is_locked+0x1c/0x50
[   88.195297][   T67]  ? rtnl_is_locked+0x15/0x20
[   88.195423][   T67]  ? default_device_exit_net+0x78/0x7b0
[   88.195546][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   88.195701][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   88.195825][   T67]  default_device_exit_batch+0x38b/0x600
[   88.195949][   T67]  ? unregister_netdev+0x60/0x60
[   88.196071][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   88.196203][   T67]  ops_undo_list+0x2ce/0x8f0
[   88.196334][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   88.196457][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.196582][   T67]  cleanup_net+0x431/0x890
[   88.196706][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   88.196829][   T67]  ? process_one_work+0xdb7/0x1410
[   88.196953][   T67]  ? lock_acquire+0x134/0x160
[   88.197076][   T67]  ? rcu_is_watching+0x15/0xd0
[   88.197211][   T67]  process_one_work+0xdf8/0x1410
[   88.197343][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   88.197465][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   88.197594][   T67]  worker_thread+0x4f1/0xd60
[   88.197718][   T67]  ? rescuer_thread+0x1320/0x1320
[   88.197841][   T67]  ? __kthread_parkme+0xbd/0x210
[   88.197966][   T67]  ? rescuer_thread+0x1320/0x1320
[   88.198089][   T67]  kthread+0x367/0x460
[   88.198188][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   88.198346][   T67]  ? kthread_affine_node+0x330/0x330
[   88.198470][   T67]  ret_from_fork+0x474/0x6b0
[   88.198593][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   88.198748][   T67]  ? __switch_to+0x5a3/0xe00
[   88.198870][   T67]  ? kthread_affine_node+0x330/0x330
[   88.198993][   T67]  ret_from_fork_asm+0x11/0x20
[   88.199125][   T67]  </TASK>
[   88.199219][   T67] irq event stamp: 1423165
[   88.199368][   T67] hardirqs last  enabled at (1423173): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.199584][   T67] hardirqs last disabled at (1423180): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.199799][   T67] softirqs last  enabled at (1423030): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   88.200010][   T67] softirqs last disabled at (1423025): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   88.200230][   T67] ---[ end trace 0000000000000000 ]---
[   88.201324][   T67] ------------[ cut here ]------------
[   88.201447][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   88.201674][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.201943][   T67] Tainted: [W]=WARN
[   88.202032][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.202185][   T67] Workqueue: netns cleanup_net
[   88.202310][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.202465][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.202884][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   88.203037][   T67] RAX: 00000000ffffffa6 RBX: ff11000013146200 RCX: 1ff4000000090ed5
[   88.203222][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131462b8
[   88.203408][   T67] RBP: ff11000010f69000 R08: 1fe2200002628c58 R09: ff1100000faa0bd0
[   88.203586][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   88.203762][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   88.203944][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   88.204207][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.204363][   T67] CR2: 0000555faa067d5c CR3: 000000001615e001 CR4: 0000000000771ef0
[   88.204540][   T67] PKRU: 55555554
[   88.204628][   T67] Call Trace:
[   88.204718][   T67]  <TASK>
[   88.204779][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   88.204934][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   88.205085][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   88.205255][   T67]  default_device_exit_batch+0x38b/0x600
[   88.205383][   T67]  ? unregister_netdev+0x60/0x60
[   88.205502][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   88.205623][   T67]  ops_undo_list+0x2ce/0x8f0
[   88.205743][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   88.205862][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.205983][   T67]  cleanup_net+0x431/0x890
[   88.206151][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   88.206272][   T67]  ? process_one_work+0xdb7/0x1410
[   88.206396][   T67]  ? lock_acquire+0x134/0x160
[   88.206513][   T67]  ? rcu_is_watching+0x15/0xd0
[   88.206634][   T67]  process_one_work+0xdf8/0x1410
[   88.206800][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   88.206919][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   88.207043][   T67]  worker_thread+0x4f1/0xd60
[   88.207215][   T67]  ? rescuer_thread+0x1320/0x1320
[   88.207338][   T67]  ? __kthread_parkme+0xbd/0x210
[   88.207460][   T67]  ? rescuer_thread+0x1320/0x1320
[   88.207578][   T67]  kthread+0x367/0x460
[   88.207669][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   88.207817][   T67]  ? kthread_affine_node+0x330/0x330
[   88.207941][   T67]  ret_from_fork+0x474/0x6b0
[   88.208062][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   88.208258][   T67]  ? __switch_to+0x5a3/0xe00
[   88.208385][   T67]  ? kthread_affine_node+0x330/0x330
[   88.208505][   T67]  ret_from_fork_asm+0x11/0x20
[   88.208629][   T67]  </TASK>
[   88.208718][   T67] irq event stamp: 1427325
[   88.208836][   T67] hardirqs last  enabled at (1427333): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.209084][   T67] hardirqs last disabled at (1427436): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.209341][   T67] softirqs last  enabled at (1427538): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   88.209545][   T67] softirqs last disabled at (1427445): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   88.209749][   T67] ---[ end trace 0000000000000000 ]---
[   88.265794][  T837] ------------[ cut here ]------------
[   88.265949][  T837] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/837
[   88.266183][  T837] CPU: 3 UID: 0 PID: 837 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.266448][  T837] Tainted: [W]=WARN
[   88.266545][  T837] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.266705][  T837] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.266870][  T837] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.267336][  T837] RSP: 0018:ffa0000001f57ab0 EFLAGS: 00010286
[   88.267496][  T837] RAX: 00000000ffffffa6 RBX: ff11000015e383c0 RCX: 1ff40000003eaf1c
[   88.267687][  T837] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e38478
[   88.267875][  T837] RBP: ff110000103f4000 R08: 1fe2200002bc7090 R09: ff1100001587d180
[   88.268065][  T837] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   88.268265][  T837] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103f4000
[   88.268461][  T837] FS:  00007fbab38c3840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   88.268687][  T837] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.268847][  T837] CR2: 00007fbab3aca430 CR3: 00000000132a8004 CR4: 0000000000771ef0
[   88.269040][  T837] PKRU: 55555554
[   88.269140][  T837] Call Trace:
[   88.269237][  T837]  <TASK>
[   88.269302][  T837]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   88.269434][  T837]  ? notifier_call_chain+0xb0/0x320
[   88.269561][  T837]  rtmsg_ifinfo+0x5c/0xb0
[   88.269658][  T837]  register_netdevice+0x137a/0x1980
[   88.269786][  T837]  ? unregister_netdevice_queue+0x470/0x470
[   88.269950][  T837]  register_netdev+0x23/0x40
[   88.270077][  T837]  loopback_net_init+0x7d/0x150
[   88.270211][  T837]  ops_init+0x187/0x560
[   88.270312][  T837]  setup_net+0x11b/0x3b0
[   88.270408][  T837]  ? unregister_pernet_device+0x80/0x80
[   88.270536][  T837]  ? lockdep_init_map_type+0x5d/0x250
[   88.270662][  T837]  ? mutex_init_lockdep+0xf6/0x120
[   88.270791][  T837]  copy_net_ns+0x2fd/0x450
[   88.270919][  T837]  create_new_namespaces+0x371/0xa10
[   88.271050][  T837]  unshare_nsproxy_namespaces+0xa5/0x150
[   88.271183][  T837]  ksys_unshare+0x47e/0x8c0
[   88.271316][  T837]  ? walk_process_tree+0x350/0x350
[   88.271443][  T837]  ? __ia32_sys_open+0x1b0/0x1b0
[   88.271573][  T837]  __x64_sys_unshare+0x34/0x50
[   88.271703][  T837]  ? do_syscall_64+0x82/0xfc0
[   88.271831][  T837]  do_syscall_64+0x117/0xfc0
[   88.271958][  T837]  ? trace_hardirqs_off+0xd/0x30
[   88.272084][  T837]  ? exc_page_fault+0xee/0x100
[   88.272216][  T837]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   88.272379][  T837] RIP: 0033:0x7fbab3b85bcb
[   88.272511][  T837] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   88.272969][  T837] RSP: 002b:00007ffdd4a49408 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   88.273173][  T837] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbab3b85bcb
[   88.273368][  T837] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   88.273563][  T837] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   88.273755][  T837] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd4a4b630
[   88.273947][  T837] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd4a4d8c6
[   88.274146][  T837]  </TASK>
[   88.274241][  T837] irq event stamp: 15299
[   88.274339][  T837] hardirqs last  enabled at (15307): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.274561][  T837] hardirqs last disabled at (15314): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.274780][  T837] softirqs last  enabled at (14868): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   88.274999][  T837] softirqs last disabled at (14863): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   88.275229][  T837] ---[ end trace 0000000000000000 ]---
[   88.278024][  T837] ------------[ cut here ]------------
[   88.278157][  T837] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/837
[   88.278389][  T837] CPU: 3 UID: 0 PID: 837 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.278644][  T837] Tainted: [W]=WARN
[   88.278739][  T837] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.278897][  T837] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.279060][  T837] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.279522][  T837] RSP: 0018:ffa0000001f57a98 EFLAGS: 00010286
[   88.279682][  T837] RAX: 00000000ffffffa6 RBX: ff11000015f61700 RCX: 1ff40000003eaf19
[   88.279869][  T837] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f617b8
[   88.280058][  T837] RBP: ff1100000f159000 R08: 1fe2200002bec2f8 R09: ff1100001587d180
[   88.280257][  T837] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   88.280457][  T837] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f159000
[   88.280653][  T837] FS:  00007fbab38c3840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   88.280878][  T837] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.281038][  T837] CR2: 00007fbab3aca430 CR3: 00000000132a8004 CR4: 0000000000771ef0
[   88.281234][  T837] PKRU: 55555554
[   88.281333][  T837] Call Trace:
[   88.281427][  T837]  <TASK>
[   88.281492][  T837]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   88.281619][  T837]  ? notifier_call_chain+0xb0/0x320
[   88.281748][  T837]  rtmsg_ifinfo+0x5c/0xb0
[   88.281844][  T837]  register_netdevice+0x137a/0x1980
[   88.281973][  T837]  ? unregister_netdevice_queue+0x470/0x470
[   88.282136][  T837]  ? alloc_netdev_mqs+0xed0/0x1490
[   88.282265][  T837]  register_netdev+0x23/0x40
[   88.282394][  T837]  sit_init_net+0x299/0x570
[   88.282522][  T837]  ops_init+0x187/0x560
[   88.282619][  T837]  setup_net+0x11b/0x3b0
[   88.282714][  T837]  ? unregister_pernet_device+0x80/0x80
[   88.282840][  T837]  ? lockdep_init_map_type+0x5d/0x250
[   88.282965][  T837]  ? mutex_init_lockdep+0xf6/0x120
[   88.283092][  T837]  copy_net_ns+0x2fd/0x450
[   88.283225][  T837]  create_new_namespaces+0x371/0xa10
[   88.283356][  T837]  unshare_nsproxy_namespaces+0xa5/0x150
[   88.283482][  T837]  ksys_unshare+0x47e/0x8c0
[   88.283608][  T837]  ? walk_process_tree+0x350/0x350
[   88.283737][  T837]  ? __ia32_sys_open+0x1b0/0x1b0
[   88.283865][  T837]  __x64_sys_unshare+0x34/0x50
[   88.283991][  T837]  ? do_syscall_64+0x82/0xfc0
[   88.284120][  T837]  do_syscall_64+0x117/0xfc0
[   88.284243][  T837]  ? trace_hardirqs_off+0xd/0x30
[   88.284371][  T837]  ? exc_page_fault+0xee/0x100
[   88.284494][  T837]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   88.284648][  T837] RIP: 0033:0x7fbab3b85bcb
[   88.284779][  T837] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   88.285237][  T837] RSP: 002b:00007ffdd4a49408 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   88.285429][  T837] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbab3b85bcb
[   88.285618][  T837] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   88.285806][  T837] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   88.285996][  T837] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd4a4b630
[   88.286193][  T837] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdd4a4d8c6
[   88.286392][  T837]  </TASK>
[   88.286486][  T837] irq event stamp: 17191
[   88.286581][  T837] hardirqs last  enabled at (17199): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.286799][  T837] hardirqs last disabled at (17206): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.287019][  T837] softirqs last  enabled at (16722): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   88.287244][  T837] softirqs last disabled at (16720): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   88.287473][  T837] ---[ end trace 0000000000000000 ]---
[   88.314271][  T838] ------------[ cut here ]------------
[   88.314459][  T838] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/838
[   88.314728][  T838] CPU: 2 UID: 0 PID: 838 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.315028][  T838] Tainted: [W]=WARN
[   88.315181][  T838] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.315396][  T838] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.315609][  T838] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.316113][  T838] RSP: 0018:ffa00000020c7020 EFLAGS: 00010286
[   88.316333][  T838] RAX: 00000000ffffffa6 RBX: ff11000015f60ac0 RCX: 1ff4000000418dca
[   88.316572][  T838] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f60b78
[   88.316807][  T838] RBP: ff110000103f4000 R08: 1fe2200002bec170 R09: ff1100001587ae58
[   88.317045][  T838] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   88.317295][  T838] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000103f4ce1
[   88.317543][  T838] FS:  00007f1fa0675840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   88.317813][  T838] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.318021][  T838] CR2: 000000002e5f6988 CR3: 0000000015ba7006 CR4: 0000000000771ef0
[   88.318271][  T838] PKRU: 55555554
[   88.318420][  T838] Call Trace:
[   88.318563][  T838]  <TASK>
[   88.318675][  T838]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   88.318850][  T838]  rtmsg_ifinfo+0x5c/0xb0
[   88.318994][  T838]  ? mark_held_locks+0x40/0x70
[   88.319177][  T838]  __dev_notify_flags+0x1b8/0x280
[   88.319360][  T838]  ? netif_change_name+0x8c0/0x8c0
[   88.319536][  T838]  ? __dev_change_flags+0x4a4/0x660
[   88.319713][  T838]  ? netif_set_allmulti+0x250/0x250
[   88.319885][  T838]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.320063][  T838]  ? is_bpf_text_address+0x68/0x110
[   88.320248][  T838]  netif_change_flags+0xfe/0x190
[   88.320435][  T838]  do_setlink.isra.0+0x1cc3/0x2750
[   88.320613][  T838]  ? rtnl_link_get_size+0x350/0x350
[   88.320787][  T838]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   88.320992][  T838]  ? rcu_read_lock_any_held+0x3c/0x90
[   88.321178][  T838]  ? validate_chain+0x38b/0xc20
[   88.321365][  T838]  ? rcu_read_lock_any_held+0x66/0x90
[   88.321543][  T838]  ? stack_depot_save_flags+0x367/0x770
[   88.321721][  T838]  ? __lock_acquire+0x508/0xc10
[   88.321902][  T838]  ? lock_acquire.part.0+0xbc/0x260
[   88.322076][  T838]  ? rtnl_newlink+0x883/0xea0
[   88.322271][  T838]  ? rcu_is_watching+0x15/0xd0
[   88.322452][  T838]  ? lock_acquire+0x134/0x160
[   88.322626][  T838]  ? rcu_is_watching+0x15/0xd0
[   88.322801][  T838]  ? rcu_is_watching+0x15/0xd0
[   88.322978][  T838]  ? trace_contention_end+0xb3/0x1a0
[   88.323167][  T838]  ? __mutex_lock+0x1db/0x2010
[   88.323352][  T838]  ? __mutex_lock+0x9b2/0x2010
[   88.323530][  T838]  ? rtnl_newlink+0x883/0xea0
[   88.323706][  T838]  ? ww_mutex_lock+0x160/0x160
[   88.323885][  T838]  ? __rtnl_newlink+0x3fa/0xa50
[   88.324064][  T838]  rtnl_newlink+0x8d1/0xea0
[   88.324254][  T838]  ? lock_acquire.part.0+0xbc/0x260
[   88.324439][  T838]  ? __rtnl_newlink+0xa50/0xa50
[   88.324615][  T838]  ? mark_usage+0x61/0x170
[   88.324796][  T838]  ? lock_acquire.part.0+0xbc/0x260
[   88.324974][  T838]  ? find_held_lock+0x2b/0x80
[   88.325162][  T838]  ? __rtnl_newlink+0xa50/0xa50
[   88.325350][  T838]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.325527][  T838]  ? __rtnl_newlink+0xa50/0xa50
[   88.325703][  T838]  rtnetlink_rcv_msg+0x40d/0x9e0
[   88.325879][  T838]  ? validate_chain+0x38b/0xc20
[   88.326055][  T838]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.326241][  T838]  ? __lock_acquire+0x508/0xc10
[   88.326431][  T838]  ? lock_acquire.part.0+0xbc/0x260
[   88.326609][  T838]  ? find_held_lock+0x2b/0x80
[   88.326784][  T838]  netlink_rcv_skb+0x14e/0x3a0
[   88.326960][  T838]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.327149][  T838]  ? netlink_ack+0xcd0/0xcd0
[   88.327334][  T838]  ? netlink_deliver_tap+0xc5/0x330
[   88.327509][  T838]  ? netlink_deliver_tap+0x13c/0x330
[   88.327685][  T838]  netlink_unicast+0x486/0x750
[   88.327861][  T838]  ? netlink_attachskb+0x810/0x810
[   88.328038][  T838]  ? __lock_acquire+0x508/0xc10
[   88.328226][  T838]  netlink_sendmsg+0x735/0xc60
[   88.328412][  T838]  ? netlink_unicast+0x750/0x750
[   88.328588][  T838]  ? __might_fault+0x97/0x140
[   88.328765][  T838]  ____sys_sendmsg+0x419/0x850
[   88.328941][  T838]  ? copy_msghdr_from_user+0x2a0/0x460
[   88.329128][  T838]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   88.329343][  T838]  ? move_addr_to_kernel+0x40/0x40
[   88.329522][  T838]  ? stack_depot_save_flags+0x367/0x770
[   88.329696][  T838]  ? validate_chain+0x38b/0xc20
[   88.329872][  T838]  ___sys_sendmsg+0x14e/0x1d0
[   88.330047][  T838]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   88.330270][  T838]  ? copy_msghdr_from_user+0x460/0x460
[   88.330461][  T838]  __sys_sendmsg+0x145/0x1f0
[   88.330636][  T838]  ? __sys_sendmsg_sock+0x20/0x20
[   88.330810][  T838]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   88.331018][  T838]  ? do_raw_spin_unlock+0x59/0x250
[   88.331209][  T838]  ? rcu_is_watching+0x15/0xd0
[   88.331395][  T838]  do_syscall_64+0x117/0xfc0
[   88.331572][  T838]  ? trace_hardirqs_off+0xd/0x30
[   88.331747][  T838]  ? exc_page_fault+0xee/0x100
[   88.331921][  T838]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   88.332139][  T838] RIP: 0033:0x7f1fa08af08e
[   88.332323][  T838] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   88.332823][  T838] RSP: 002b:00007ffd47349db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.333060][  T838] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1fa08af08e
[   88.333313][  T838] RDX: 0000000000000000 RSI: 00007ffd47349e60 RDI: 0000000000000005
[   88.333551][  T838] RBP: 00007ffd47349dc0 R08: 0000000000000000 R09: 0000000000000000
[   88.333785][  T838] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bb
[   88.334018][  T838] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4734a530
[   88.334272][  T838]  </TASK>
[   88.334420][  T838] irq event stamp: 15311
[   88.334562][  T838] hardirqs last  enabled at (15321): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.334826][  T838] hardirqs last disabled at (15330): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.335093][  T838] softirqs last  enabled at (14224): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   88.335379][  T838] softirqs last disabled at (14222): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   88.335645][  T838] ---[ end trace 0000000000000000 ]---
[   88.425437][  T841] ------------[ cut here ]------------
[   88.425603][  T841] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/841
[   88.425838][  T841] CPU: 3 UID: 0 PID: 841 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.426115][  T841] Tainted: [W]=WARN
[   88.426217][  T841] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.426392][  T841] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.426573][  T841] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.427045][  T841] RSP: 0018:ffa00000020f6e20 EFLAGS: 00010286
[   88.427219][  T841] RAX: 00000000ffffffa6 RBX: ff11000010117a80 RCX: 1ff400000041ed8a
[   88.427423][  T841] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010117b38
[   88.427622][  T841] RBP: ff11000010ee9000 R08: 1fe2200002022f68 R09: ff11000015cc8b80
[   88.427820][  T841] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   88.428018][  T841] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015dbcb08
[   88.428224][  T841] FS:  00007f5a7f32a840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   88.428463][  T841] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.428631][  T841] CR2: 00007f5a7f691f6d CR3: 0000000015f87003 CR4: 0000000000771ef0
[   88.428830][  T841] PKRU: 55555554
[   88.428929][  T841] Call Trace:
[   88.429028][  T841]  <TASK>
[   88.429102][  T841]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   88.429237][  T841]  rtmsg_ifinfo+0x5c/0xb0
[   88.429342][  T841]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   88.429508][  T841]  ? ref_tracker_alloc+0x28d/0x430
[   88.429644][  T841]  __dev_notify_flags+0x1b8/0x280
[   88.429775][  T841]  ? ref_tracker_dir_print+0x100/0x100
[   88.429908][  T841]  ? netif_change_name+0x8c0/0x8c0
[   88.430039][  T841]  ? __rtnl_newlink+0x22b/0xa50
[   88.430175][  T841]  ? rtnl_newlink+0x8d1/0xea0
[   88.430338][  T841]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   88.430520][  T841]  ? netlink_rcv_skb+0x14e/0x3a0
[   88.430657][  T841]  ? find_held_lock+0x2b/0x80
[   88.430790][  T841]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.430925][  T841]  ? mark_held_locks+0x40/0x70
[   88.431058][  T841]  rtnl_configure_link+0x1ac/0x390
[   88.431196][  T841]  ? lockdep_hardirqs_on+0x8c/0x130
[   88.431333][  T841]  ? queue_delayed_work_on+0x95/0x100
[   88.431469][  T841]  veth_newlink+0x330/0x8d0
[   88.431605][  T841]  ? veth_poll_controller+0x10/0x10
[   88.431738][  T841]  ? kasan_save_stack+0x2f/0x50
[   88.431873][  T841]  ? kasan_save_track+0x14/0x30
[   88.432004][  T841]  ? __kasan_kmalloc+0x7b/0x90
[   88.432153][  T841]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   88.432286][  T841]  ? alloc_netdev_mqs+0xe85/0x1490
[   88.432424][  T841]  ? rtnl_af_lookup+0x290/0x290
[   88.432559][  T841]  ? alloc_netdev_mqs+0xed0/0x1490
[   88.432695][  T841]  ? rtnl_create_link+0x169/0xf20
[   88.432830][  T841]  rtnl_newlink_create+0x2da/0x780
[   88.432965][  T841]  ? rtnl_create_link+0xf20/0xf20
[   88.433103][  T841]  ? __dev_get_by_name+0x12/0x50
[   88.433238][  T841]  ? rtnl_dev_get+0xd7/0x170
[   88.433382][  T841]  __rtnl_newlink+0x22b/0xa50
[   88.433519][  T841]  rtnl_newlink+0x8d1/0xea0
[   88.433653][  T841]  ? lock_acquire.part.0+0xbc/0x260
[   88.433786][  T841]  ? __rtnl_newlink+0xa50/0xa50
[   88.433920][  T841]  ? mark_usage+0x61/0x170
[   88.434057][  T841]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.434197][  T841]  ? __rtnl_newlink+0xa50/0xa50
[   88.434338][  T841]  rtnetlink_rcv_msg+0x40d/0x9e0
[   88.434471][  T841]  ? validate_chain+0x38b/0xc20
[   88.434604][  T841]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.434736][  T841]  ? __lock_acquire+0x508/0xc10
[   88.434870][  T841]  ? lock_acquire.part.0+0xbc/0x260
[   88.435001][  T841]  ? find_held_lock+0x2b/0x80
[   88.435140][  T841]  netlink_rcv_skb+0x14e/0x3a0
[   88.435272][  T841]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.435411][  T841]  ? netlink_ack+0xcd0/0xcd0
[   88.435547][  T841]  ? netlink_deliver_tap+0xc5/0x330
[   88.435679][  T841]  ? netlink_deliver_tap+0x13c/0x330
[   88.435815][  T841]  netlink_unicast+0x486/0x750
[   88.435952][  T841]  ? netlink_attachskb+0x810/0x810
[   88.436085][  T841]  ? __lock_acquire+0x508/0xc10
[   88.436225][  T841]  netlink_sendmsg+0x735/0xc60
[   88.436362][  T841]  ? netlink_unicast+0x750/0x750
[   88.436496][  T841]  ? __might_fault+0x97/0x140
[   88.436630][  T841]  ____sys_sendmsg+0x419/0x850
[   88.436764][  T841]  ? copy_msghdr_from_user+0x2a0/0x460
[   88.436895][  T841]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   88.437062][  T841]  ? move_addr_to_kernel+0x40/0x40
[   88.437206][  T841]  ___sys_sendmsg+0x14e/0x1d0
[   88.437344][  T841]  ? copy_msghdr_from_user+0x460/0x460
[   88.437481][  T841]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   88.437650][  T841]  ? do_sys_openat2+0xfd/0x170
[   88.437789][  T841]  __sys_sendmsg+0x145/0x1f0
[   88.437923][  T841]  ? __sys_sendmsg_sock+0x20/0x20
[   88.438060][  T841]  ? fpregs_restore_userregs+0x14b/0x310
[   88.438198][  T841]  ? rcu_is_watching+0x15/0xd0
[   88.438337][  T841]  do_syscall_64+0x117/0xfc0
[   88.438471][  T841]  ? trace_hardirqs_off+0xd/0x30
[   88.438604][  T841]  ? exc_page_fault+0xee/0x100
[   88.438736][  T841]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   88.438903][  T841] RIP: 0033:0x7f5a7f56408e
[   88.439041][  T841] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   88.439519][  T841] RSP: 002b:00007fff02ec7c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.439720][  T841] RAX: ffffffffffffffda RBX: 00007fff02ec8418 RCX: 00007f5a7f56408e
[   88.439917][  T841] RDX: 0000000000000000 RSI: 00007fff02ec7d20 RDI: 0000000000000005
[   88.440121][  T841] RBP: 00007fff02ec7c80 R08: 0000000000000000 R09: 0000000000000000
[   88.440323][  T841] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bb
[   88.440521][  T841] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff02ec83e0
[   88.440724][  T841]  </TASK>
[   88.440824][  T841] irq event stamp: 15845
[   88.440924][  T841] hardirqs last  enabled at (15853): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.441161][  T841] hardirqs last disabled at (15862): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.441396][  T841] softirqs last  enabled at (14994): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   88.441627][  T841] softirqs last disabled at (14992): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   88.441855][  T841] ---[ end trace 0000000000000000 ]---
[   88.460498][  T841] ------------[ cut here ]------------
[   88.460640][  T841] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/841
[   88.460870][  T841] CPU: 3 UID: 0 PID: 841 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.461140][  T841] Tainted: [W]=WARN
[   88.461238][  T841] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.461407][  T841] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.461579][  T841] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.462043][  T841] RSP: 0018:ffa00000020f71a0 EFLAGS: 00010286
[   88.462214][  T841] RAX: 00000000ffffffa6 RBX: ff11000015a891c0 RCX: 1ff400000041edfa
[   88.462419][  T841] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89278
[   88.462617][  T841] RBP: ff1100000593c000 R08: 1fe2200002b51250 R09: ff11000015cc8b80
[   88.462814][  T841] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   88.463012][  T841] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   88.463214][  T841] FS:  00007f5a7f32a840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   88.463452][  T841] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.463619][  T841] CR2: 00007f5a7f691f6d CR3: 0000000015f87003 CR4: 0000000000771ef0
[   88.463816][  T841] PKRU: 55555554
[   88.463917][  T841] Call Trace:
[   88.464015][  T841]  <TASK>
[   88.464083][  T841]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   88.464225][  T841]  rtmsg_ifinfo+0x5c/0xb0
[   88.464332][  T841]  __dev_notify_flags+0x1b8/0x280
[   88.464464][  T841]  ? netif_change_name+0x8c0/0x8c0
[   88.464597][  T841]  ? rtnl_af_lookup+0x290/0x290
[   88.464729][  T841]  ? alloc_netdev_mqs+0xed0/0x1490
[   88.464863][  T841]  rtnl_configure_link+0x1ac/0x390
[   88.464996][  T841]  rtnl_newlink_create+0x353/0x780
[   88.465137][  T841]  ? rtnl_create_link+0xf20/0xf20
[   88.465270][  T841]  ? __dev_get_by_name+0x12/0x50
[   88.465405][  T841]  ? rtnl_dev_get+0xd7/0x170
[   88.465541][  T841]  __rtnl_newlink+0x22b/0xa50
[   88.465676][  T841]  rtnl_newlink+0x8d1/0xea0
[   88.465809][  T841]  ? lock_acquire.part.0+0xbc/0x260
[   88.465940][  T841]  ? __rtnl_newlink+0xa50/0xa50
[   88.466072][  T841]  ? mark_usage+0x61/0x170
[   88.466213][  T841]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.466350][  T841]  ? __rtnl_newlink+0xa50/0xa50
[   88.466481][  T841]  rtnetlink_rcv_msg+0x40d/0x9e0
[   88.466611][  T841]  ? validate_chain+0x38b/0xc20
[   88.466741][  T841]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.466871][  T841]  ? __lock_acquire+0x508/0xc10
[   88.467003][  T841]  ? lock_acquire.part.0+0xbc/0x260
[   88.467210][  T841]  ? find_held_lock+0x2b/0x80
[   88.467350][  T841]  netlink_rcv_skb+0x14e/0x3a0
[   88.467481][  T841]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.467611][  T841]  ? netlink_ack+0xcd0/0xcd0
[   88.467745][  T841]  ? netlink_deliver_tap+0xc5/0x330
[   88.467875][  T841]  ? netlink_deliver_tap+0x13c/0x330
[   88.468008][  T841]  netlink_unicast+0x486/0x750
[   88.468144][  T841]  ? netlink_attachskb+0x810/0x810
[   88.468277][  T841]  ? __lock_acquire+0x508/0xc10
[   88.468413][  T841]  netlink_sendmsg+0x735/0xc60
[   88.468546][  T841]  ? netlink_unicast+0x750/0x750
[   88.468678][  T841]  ? __might_fault+0x97/0x140
[   88.468812][  T841]  ____sys_sendmsg+0x419/0x850
[   88.468945][  T841]  ? copy_msghdr_from_user+0x2a0/0x460
[   88.469077][  T841]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   88.469243][  T841]  ? move_addr_to_kernel+0x40/0x40
[   88.469386][  T841]  ___sys_sendmsg+0x14e/0x1d0
[   88.469519][  T841]  ? copy_msghdr_from_user+0x460/0x460
[   88.469654][  T841]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   88.469820][  T841]  ? do_sys_openat2+0xfd/0x170
[   88.469953][  T841]  __sys_sendmsg+0x145/0x1f0
[   88.470083][  T841]  ? __sys_sendmsg_sock+0x20/0x20
[   88.470224][  T841]  ? fpregs_restore_userregs+0x14b/0x310
[   88.470362][  T841]  ? rcu_is_watching+0x15/0xd0
[   88.470493][  T841]  do_syscall_64+0x117/0xfc0
[   88.470624][  T841]  ? trace_hardirqs_off+0xd/0x30
[   88.470755][  T841]  ? exc_page_fault+0xee/0x100
[   88.470887][  T841]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   88.471049][  T841] RIP: 0033:0x7f5a7f56408e
[   88.471191][  T841] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   88.471665][  T841] RSP: 002b:00007fff02ec7c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.471864][  T841] RAX: ffffffffffffffda RBX: 00007fff02ec8418 RCX: 00007f5a7f56408e
[   88.472060][  T841] RDX: 0000000000000000 RSI: 00007fff02ec7d20 RDI: 0000000000000005
[   88.472266][  T841] RBP: 00007fff02ec7c80 R08: 0000000000000000 R09: 0000000000000000
[   88.472466][  T841] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bb
[   88.472663][  T841] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff02ec83e0
[   88.472861][  T841]  </TASK>
[   88.472960][  T841] irq event stamp: 32883
[   88.473059][  T841] hardirqs last  enabled at (32891): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.473294][  T841] hardirqs last disabled at (32900): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.473526][  T841] softirqs last  enabled at (32568): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   88.473755][  T841] softirqs last disabled at (32451): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   88.473983][  T841] ---[ end trace 0000000000000000 ]---
[   88.504641][  T842] ------------[ cut here ]------------
[   88.504828][  T842] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/842
[   88.505127][  T842] CPU: 2 UID: 0 PID: 842 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.505454][  T842] Tainted: [W]=WARN
[   88.505603][  T842] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.505821][  T842] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.506043][  T842] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.506594][  T842] RSP: 0018:ffa0000002106e20 EFLAGS: 00010286
[   88.506808][  T842] RAX: 00000000ffffffa6 RBX: ff110000049a3380 RCX: 1ff4000000420d8a
[   88.507054][  T842] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a3438
[   88.507318][  T842] RBP: ff11000015ae4000 R08: 1fe2200000934688 R09: ff11000015ccae80
[   88.507561][  T842] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   88.507804][  T842] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe64408
[   88.508051][  T842] FS:  00007f9bbc97c840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   88.508351][  T842] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.508565][  T842] CR2: 000000000042ebe0 CR3: 0000000013957006 CR4: 0000000000771ef0
[   88.508810][  T842] PKRU: 55555554
[   88.508956][  T842] Call Trace:
[   88.509117][  T842]  <TASK>
[   88.509233][  T842]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   88.509424][  T842]  rtmsg_ifinfo+0x5c/0xb0
[   88.509574][  T842]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   88.509789][  T842]  ? ref_tracker_alloc+0x28d/0x430
[   88.509971][  T842]  __dev_notify_flags+0x1b8/0x280
[   88.510169][  T842]  ? ref_tracker_dir_print+0x100/0x100
[   88.510356][  T842]  ? netif_change_name+0x8c0/0x8c0
[   88.510541][  T842]  ? __rtnl_newlink+0x22b/0xa50
[   88.510722][  T842]  ? rtnl_newlink+0x8d1/0xea0
[   88.510900][  T842]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   88.511079][  T842]  ? netlink_rcv_skb+0x14e/0x3a0
[   88.511271][  T842]  ? find_held_lock+0x2b/0x80
[   88.511463][  T842]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.511643][  T842]  ? mark_held_locks+0x40/0x70
[   88.511827][  T842]  rtnl_configure_link+0x1ac/0x390
[   88.512006][  T842]  ? lockdep_hardirqs_on+0x8c/0x130
[   88.512195][  T842]  ? queue_delayed_work_on+0x95/0x100
[   88.512386][  T842]  veth_newlink+0x330/0x8d0
[   88.512566][  T842]  ? veth_poll_controller+0x10/0x10
[   88.512743][  T842]  ? kasan_save_stack+0x2f/0x50
[   88.512924][  T842]  ? kasan_save_track+0x14/0x30
[   88.513118][  T842]  ? __kasan_kmalloc+0x7b/0x90
[   88.513318][  T842]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   88.513498][  T842]  ? alloc_netdev_mqs+0xe85/0x1490
[   88.513678][  T842]  ? rtnl_af_lookup+0x290/0x290
[   88.513857][  T842]  ? alloc_netdev_mqs+0xed0/0x1490
[   88.514039][  T842]  ? rtnl_create_link+0x169/0xf20
[   88.514234][  T842]  rtnl_newlink_create+0x2da/0x780
[   88.514427][  T842]  ? rtnl_create_link+0xf20/0xf20
[   88.514608][  T842]  ? __dev_get_by_name+0x12/0x50
[   88.514789][  T842]  ? rtnl_dev_get+0xd7/0x170
[   88.514976][  T842]  __rtnl_newlink+0x22b/0xa50
[   88.515174][  T842]  rtnl_newlink+0x8d1/0xea0
[   88.515366][  T842]  ? lock_acquire.part.0+0xbc/0x260
[   88.515550][  T842]  ? __rtnl_newlink+0xa50/0xa50
[   88.515733][  T842]  ? mark_usage+0x61/0x170
[   88.515923][  T842]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.516120][  T842]  ? __rtnl_newlink+0xa50/0xa50
[   88.516303][  T842]  rtnetlink_rcv_msg+0x40d/0x9e0
[   88.516502][  T842]  ? validate_chain+0x38b/0xc20
[   88.516686][  T842]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.516867][  T842]  ? __lock_acquire+0x508/0xc10
[   88.517049][  T842]  ? lock_acquire.part.0+0xbc/0x260
[   88.517242][  T842]  ? find_held_lock+0x2b/0x80
[   88.517440][  T842]  netlink_rcv_skb+0x14e/0x3a0
[   88.517623][  T842]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.517804][  T842]  ? netlink_ack+0xcd0/0xcd0
[   88.517989][  T842]  ? netlink_deliver_tap+0xc5/0x330
[   88.518181][  T842]  ? netlink_deliver_tap+0x13c/0x330
[   88.518373][  T842]  netlink_unicast+0x486/0x750
[   88.518555][  T842]  ? netlink_attachskb+0x810/0x810
[   88.518739][  T842]  ? __lock_acquire+0x508/0xc10
[   88.518922][  T842]  netlink_sendmsg+0x735/0xc60
[   88.519116][  T842]  ? netlink_unicast+0x750/0x750
[   88.519301][  T842]  ? __might_fault+0x97/0x140
[   88.519493][  T842]  ____sys_sendmsg+0x419/0x850
[   88.519674][  T842]  ? copy_msghdr_from_user+0x2a0/0x460
[   88.519854][  T842]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   88.520066][  T842]  ? move_addr_to_kernel+0x40/0x40
[   88.520270][  T842]  ___sys_sendmsg+0x14e/0x1d0
[   88.520458][  T842]  ? copy_msghdr_from_user+0x460/0x460
[   88.520641][  T842]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   88.520856][  T842]  ? do_sys_openat2+0xfd/0x170
[   88.521038][  T842]  __sys_sendmsg+0x145/0x1f0
[   88.521232][  T842]  ? __sys_sendmsg_sock+0x20/0x20
[   88.521430][  T842]  ? fpregs_restore_userregs+0x14b/0x310
[   88.521613][  T842]  ? rcu_is_watching+0x15/0xd0
[   88.521794][  T842]  do_syscall_64+0x117/0xfc0
[   88.521973][  T842]  ? trace_hardirqs_off+0xd/0x30
[   88.522171][  T842]  ? exc_page_fault+0xee/0x100
[   88.522358][  T842]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   88.522569][  T842] RIP: 0033:0x7f9bbcbb608e
[   88.522755][  T842] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   88.523282][  T842] RSP: 002b:00007ffe856782e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.523538][  T842] RAX: ffffffffffffffda RBX: 00007ffe85678a88 RCX: 00007f9bbcbb608e
[   88.523785][  T842] RDX: 0000000000000000 RSI: 00007ffe85678390 RDI: 0000000000000005
[   88.524033][  T842] RBP: 00007ffe856782f0 R08: 0000000000000000 R09: 0000000000000000
[   88.524290][  T842] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bb
[   88.524544][  T842] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe85678a50
[   88.524792][  T842]  </TASK>
[   88.524936][  T842] irq event stamp: 24379
[   88.525084][  T842] hardirqs last  enabled at (24389): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.525381][  T842] hardirqs last disabled at (24400): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.525657][  T842] softirqs last  enabled at (24256): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   88.525933][  T842] softirqs last disabled at (24243): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   88.526226][  T842] ---[ end trace 0000000000000000 ]---
[   88.537590][  T842] ------------[ cut here ]------------
[   88.537773][  T842] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/842
[   88.538049][  T842] CPU: 2 UID: 0 PID: 842 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.538915][  T842] Tainted: [W]=WARN
[   88.539135][  T842] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.539425][  T842] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.539704][  T842] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.540291][  T842] RSP: 0018:ffa00000021071a0 EFLAGS: 00010286
[   88.540571][  T842] RAX: 00000000ffffffa6 RBX: ff11000013fc4040 RCX: 1ff4000000420dfa
[   88.540869][  T842] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc40f8
[   88.541179][  T842] RBP: ff11000015ae1000 R08: 1fe22000027f8820 R09: ff11000015ccae80
[   88.541486][  T842] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   88.541789][  T842] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   88.542090][  T842] FS:  00007f9bbc97c840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   88.542500][  T842] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.542789][  T842] CR2: 000000000042ebe0 CR3: 0000000013957006 CR4: 0000000000771ef0
[   88.543092][  T842] PKRU: 55555554
[   88.543364][  T842] Call Trace:
[   88.543567][  T842]  <TASK>
[   88.543737][  T842]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   88.543975][  T842]  rtmsg_ifinfo+0x5c/0xb0
[   88.544192][  T842]  __dev_notify_flags+0x1b8/0x280
[   88.544444][  T842]  ? netif_change_name+0x8c0/0x8c0
[   88.544679][  T842]  ? rtnl_af_lookup+0x290/0x290
[   88.544913][  T842]  ? alloc_netdev_mqs+0xed0/0x1490
[   88.545165][  T842]  rtnl_configure_link+0x1ac/0x390
[   88.545407][  T842]  rtnl_newlink_create+0x353/0x780
[   88.545645][  T842]  ? rtnl_create_link+0xf20/0xf20
[   88.545881][  T842]  ? __dev_get_by_name+0x12/0x50
[   88.546130][  T842]  ? rtnl_dev_get+0xd7/0x170
[   88.546375][  T842]  __rtnl_newlink+0x22b/0xa50
[   88.546615][  T842]  rtnl_newlink+0x8d1/0xea0
[   88.546854][  T842]  ? lock_acquire.part.0+0xbc/0x260
[   88.547085][  T842]  ? __rtnl_newlink+0xa50/0xa50
[   88.547339][  T842]  ? mark_usage+0x61/0x170
[   88.547576][  T842]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.547810][  T842]  ? __rtnl_newlink+0xa50/0xa50
[   88.548042][  T842]  rtnetlink_rcv_msg+0x40d/0x9e0
[   88.548289][  T842]  ? validate_chain+0x38b/0xc20
[   88.548532][  T842]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.548769][  T842]  ? __lock_acquire+0x508/0xc10
[   88.548995][  T842]  ? lock_acquire.part.0+0xbc/0x260
[   88.549180][  T842]  ? find_held_lock+0x2b/0x80
[   88.549373][  T842]  netlink_rcv_skb+0x14e/0x3a0
[   88.549557][  T842]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.549736][  T842]  ? netlink_ack+0xcd0/0xcd0
[   88.549918][  T842]  ? netlink_deliver_tap+0xc5/0x330
[   88.550108][  T842]  ? netlink_deliver_tap+0x13c/0x330
[   88.550292][  T842]  netlink_unicast+0x486/0x750
[   88.550478][  T842]  ? netlink_attachskb+0x810/0x810
[   88.550656][  T842]  ? __lock_acquire+0x508/0xc10
[   88.550849][  T842]  netlink_sendmsg+0x735/0xc60
[   88.551030][  T842]  ? netlink_unicast+0x750/0x750
[   88.551221][  T842]  ? __might_fault+0x97/0x140
[   88.551410][  T842]  ____sys_sendmsg+0x419/0x850
[   88.551594][  T842]  ? copy_msghdr_from_user+0x2a0/0x460
[   88.551770][  T842]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   88.551980][  T842]  ? move_addr_to_kernel+0x40/0x40
[   88.552178][  T842]  ___sys_sendmsg+0x14e/0x1d0
[   88.552369][  T842]  ? copy_msghdr_from_user+0x460/0x460
[   88.552552][  T842]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   88.552765][  T842]  ? do_sys_openat2+0xfd/0x170
[   88.552948][  T842]  __sys_sendmsg+0x145/0x1f0
[   88.553140][  T842]  ? __sys_sendmsg_sock+0x20/0x20
[   88.553329][  T842]  ? fpregs_restore_userregs+0x14b/0x310
[   88.553506][  T842]  ? rcu_is_watching+0x15/0xd0
[   88.553686][  T842]  do_syscall_64+0x117/0xfc0
[   88.553863][  T842]  ? trace_hardirqs_off+0xd/0x30
[   88.554040][  T842]  ? exc_page_fault+0xee/0x100
[   88.554230][  T842]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   88.554450][  T842] RIP: 0033:0x7f9bbcbb608e
[   88.554632][  T842] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   88.555159][  T842] RSP: 002b:00007ffe856782e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.555417][  T842] RAX: ffffffffffffffda RBX: 00007ffe85678a88 RCX: 00007f9bbcbb608e
[   88.555659][  T842] RDX: 0000000000000000 RSI: 00007ffe85678390 RDI: 0000000000000005
[   88.555903][  T842] RBP: 00007ffe856782f0 R08: 0000000000000000 R09: 0000000000000000
[   88.556161][  T842] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bb
[   88.556412][  T842] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe85678a50
[   88.556664][  T842]  </TASK>
[   88.556808][  T842] irq event stamp: 39905
[   88.556954][  T842] hardirqs last  enabled at (39915): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.557243][  T842] hardirqs last disabled at (39926): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.557532][  T842] softirqs last  enabled at (39500): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   88.557810][  T842] softirqs last disabled at (39427): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   88.558086][  T842] ---[ end trace 0000000000000000 ]---
[   88.588933][  T843] ------------[ cut here ]------------
[   88.589129][  T843] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/843
[   88.589420][  T843] CPU: 2 UID: 0 PID: 843 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.589735][  T843] Tainted: [W]=WARN
[   88.589883][  T843] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.590111][  T843] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.590346][  T843] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.590860][  T843] RSP: 0018:ffa0000002106e20 EFLAGS: 00010286
[   88.591075][  T843] RAX: 00000000ffffffa6 RBX: ff11000013fc5a80 RCX: 1ff4000000420d8a
[   88.591345][  T843] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc5b38
[   88.591593][  T843] RBP: ff11000015ee9000 R08: 1fe22000027f8b68 R09: ff11000004d90b80
[   88.591837][  T843] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   88.592082][  T843] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f92e08
[   88.592354][  T843] FS:  00007f0edd2e6840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   88.592637][  T843] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.592851][  T843] CR2: 000000000042ebe0 CR3: 0000000015fb9002 CR4: 0000000000771ef0
[   88.593111][  T843] PKRU: 55555554
[   88.593259][  T843] Call Trace:
[   88.593418][  T843]  <TASK>
[   88.593538][  T843]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   88.593721][  T843]  rtmsg_ifinfo+0x5c/0xb0
[   88.593870][  T843]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   88.594083][  T843]  ? ref_tracker_alloc+0x28d/0x430
[   88.594277][  T843]  __dev_notify_flags+0x1b8/0x280
[   88.594465][  T843]  ? ref_tracker_dir_print+0x100/0x100
[   88.594645][  T843]  ? netif_change_name+0x8c0/0x8c0
[   88.594826][  T843]  ? __rtnl_newlink+0x22b/0xa50
[   88.595006][  T843]  ? rtnl_newlink+0x8d1/0xea0
[   88.595199][  T843]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   88.595395][  T843]  ? netlink_rcv_skb+0x14e/0x3a0
[   88.595573][  T843]  ? find_held_lock+0x2b/0x80
[   88.595755][  T843]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.595933][  T843]  ? mark_held_locks+0x40/0x70
[   88.596129][  T843]  rtnl_configure_link+0x1ac/0x390
[   88.596316][  T843]  ? lockdep_hardirqs_on+0x8c/0x130
[   88.596494][  T843]  ? queue_delayed_work_on+0x95/0x100
[   88.596676][  T843]  veth_newlink+0x330/0x8d0
[   88.596858][  T843]  ? veth_poll_controller+0x10/0x10
[   88.597036][  T843]  ? kasan_save_stack+0x2f/0x50
[   88.597229][  T843]  ? kasan_save_track+0x14/0x30
[   88.597419][  T843]  ? __kasan_kmalloc+0x7b/0x90
[   88.597611][  T843]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   88.597789][  T843]  ? alloc_netdev_mqs+0xe85/0x1490
[   88.597972][  T843]  ? rtnl_af_lookup+0x290/0x290
[   88.598166][  T843]  ? alloc_netdev_mqs+0xed0/0x1490
[   88.598357][  T843]  ? rtnl_create_link+0x169/0xf20
[   88.598538][  T843]  rtnl_newlink_create+0x2da/0x780
[   88.598722][  T843]  ? rtnl_create_link+0xf20/0xf20
[   88.598900][  T843]  ? __dev_get_by_name+0x12/0x50
[   88.599080][  T843]  ? rtnl_dev_get+0xd7/0x170
[   88.599279][  T843]  __rtnl_newlink+0x22b/0xa50
[   88.599469][  T843]  rtnl_newlink+0x8d1/0xea0
[   88.599650][  T843]  ? lock_acquire.part.0+0xbc/0x260
[   88.599830][  T843]  ? __rtnl_newlink+0xa50/0xa50
[   88.600010][  T843]  ? mark_usage+0x61/0x170
[   88.600211][  T843]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.600405][  T843]  ? __rtnl_newlink+0xa50/0xa50
[   88.600589][  T843]  rtnetlink_rcv_msg+0x40d/0x9e0
[   88.600771][  T843]  ? validate_chain+0x38b/0xc20
[   88.600952][  T843]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.601144][  T843]  ? __lock_acquire+0x508/0xc10
[   88.601334][  T843]  ? lock_acquire.part.0+0xbc/0x260
[   88.601514][  T843]  ? find_held_lock+0x2b/0x80
[   88.601699][  T843]  netlink_rcv_skb+0x14e/0x3a0
[   88.601879][  T843]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.602060][  T843]  ? netlink_ack+0xcd0/0xcd0
[   88.602252][  T843]  ? netlink_deliver_tap+0xc5/0x330
[   88.602448][  T843]  ? netlink_deliver_tap+0x13c/0x330
[   88.602632][  T843]  netlink_unicast+0x486/0x750
[   88.602815][  T843]  ? netlink_attachskb+0x810/0x810
[   88.602999][  T843]  ? __lock_acquire+0x508/0xc10
[   88.603194][  T843]  netlink_sendmsg+0x735/0xc60
[   88.603387][  T843]  ? netlink_unicast+0x750/0x750
[   88.603572][  T843]  ? __might_fault+0x97/0x140
[   88.603753][  T843]  ____sys_sendmsg+0x419/0x850
[   88.603934][  T843]  ? copy_msghdr_from_user+0x2a0/0x460
[   88.604126][  T843]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   88.604346][  T843]  ? move_addr_to_kernel+0x40/0x40
[   88.604534][  T843]  ___sys_sendmsg+0x14e/0x1d0
[   88.604715][  T843]  ? copy_msghdr_from_user+0x460/0x460
[   88.604898][  T843]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   88.605126][  T843]  ? do_sys_openat2+0xfd/0x170
[   88.605315][  T843]  __sys_sendmsg+0x145/0x1f0
[   88.605495][  T843]  ? __sys_sendmsg_sock+0x20/0x20
[   88.605677][  T843]  ? fpregs_restore_userregs+0x14b/0x310
[   88.605857][  T843]  ? rcu_is_watching+0x15/0xd0
[   88.606039][  T843]  do_syscall_64+0x117/0xfc0
[   88.606231][  T843]  ? trace_hardirqs_off+0xd/0x30
[   88.606418][  T843]  ? exc_page_fault+0xee/0x100
[   88.606598][  T843]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   88.606809][  T843] RIP: 0033:0x7f0edd52008e
[   88.606993][  T843] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   88.607539][  T843] RSP: 002b:00007ffd1243a970 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.607785][  T843] RAX: ffffffffffffffda RBX: 00007ffd1243b118 RCX: 00007f0edd52008e
[   88.608030][  T843] RDX: 0000000000000000 RSI: 00007ffd1243aa20 RDI: 0000000000000005
[   88.608290][  T843] RBP: 00007ffd1243a980 R08: 0000000000000000 R09: 0000000000000000
[   88.608542][  T843] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bb
[   88.608786][  T843] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1243b0e0
[   88.609035][  T843]  </TASK>
[   88.609193][  T843] irq event stamp: 23731
[   88.609351][  T843] hardirqs last  enabled at (23741): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.609629][  T843] hardirqs last disabled at (23750): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.609903][  T843] softirqs last  enabled at (22672): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   88.610193][  T843] softirqs last disabled at (22670): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   88.610487][  T843] ---[ end trace 0000000000000000 ]---
[   88.617142][  T843] ------------[ cut here ]------------
[   88.617328][  T843] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/843
[   88.617603][  T843] CPU: 2 UID: 0 PID: 843 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.617912][  T843] Tainted: [W]=WARN
[   88.618061][  T843] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.618284][  T843] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.618509][  T843] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.619028][  T843] RSP: 0018:ffa00000021071a0 EFLAGS: 00010286
[   88.619252][  T843] RAX: 00000000ffffffa6 RBX: ff11000015e3ce40 RCX: 1ff4000000420dfa
[   88.619502][  T843] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3cef8
[   88.619743][  T843] RBP: ff11000015844000 R08: 1fe2200002bc79e0 R09: ff11000004d90b80
[   88.619985][  T843] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   88.620345][  T843] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   88.620719][  T843] FS:  00007f0edd2e6840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   88.621049][  T843] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.621341][  T843] CR2: 000000000042ebe0 CR3: 0000000015fb9002 CR4: 0000000000771ef0
[   88.621647][  T843] PKRU: 55555554
[   88.621845][  T843] Call Trace:
[   88.622044][  T843]  <TASK>
[   88.622226][  T843]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   88.622473][  T843]  rtmsg_ifinfo+0x5c/0xb0
[   88.622678][  T843]  __dev_notify_flags+0x1b8/0x280
[   88.622912][  T843]  ? netif_change_name+0x8c0/0x8c0
[   88.623162][  T843]  ? rtnl_af_lookup+0x290/0x290
[   88.623402][  T843]  ? alloc_netdev_mqs+0xed0/0x1490
[   88.623642][  T843]  rtnl_configure_link+0x1ac/0x390
[   88.623880][  T843]  rtnl_newlink_create+0x353/0x780
[   88.624127][  T843]  ? rtnl_create_link+0xf20/0xf20
[   88.624368][  T843]  ? __dev_get_by_name+0x12/0x50
[   88.624604][  T843]  ? rtnl_dev_get+0xd7/0x170
[   88.624842][  T843]  __rtnl_newlink+0x22b/0xa50
[   88.625079][  T843]  rtnl_newlink+0x8d1/0xea0
[   88.625346][  T843]  ? lock_acquire.part.0+0xbc/0x260
[   88.625579][  T843]  ? __rtnl_newlink+0xa50/0xa50
[   88.625812][  T843]  ? mark_usage+0x61/0x170
[   88.626047][  T843]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.626299][  T843]  ? __rtnl_newlink+0xa50/0xa50
[   88.626540][  T843]  rtnetlink_rcv_msg+0x40d/0x9e0
[   88.626772][  T843]  ? validate_chain+0x38b/0xc20
[   88.627006][  T843]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.627254][  T843]  ? __lock_acquire+0x508/0xc10
[   88.627499][  T843]  ? lock_acquire.part.0+0xbc/0x260
[   88.627731][  T843]  ? find_held_lock+0x2b/0x80
[   88.627964][  T843]  netlink_rcv_skb+0x14e/0x3a0
[   88.628206][  T843]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.628447][  T843]  ? netlink_ack+0xcd0/0xcd0
[   88.628682][  T843]  ? netlink_deliver_tap+0xc5/0x330
[   88.628918][  T843]  ? netlink_deliver_tap+0x13c/0x330
[   88.629166][  T843]  netlink_unicast+0x486/0x750
[   88.629407][  T843]  ? netlink_attachskb+0x810/0x810
[   88.629643][  T843]  ? __lock_acquire+0x508/0xc10
[   88.629877][  T843]  netlink_sendmsg+0x735/0xc60
[   88.630124][  T843]  ? netlink_unicast+0x750/0x750
[   88.630372][  T843]  ? __might_fault+0x97/0x140
[   88.630610][  T843]  ____sys_sendmsg+0x419/0x850
[   88.630846][  T843]  ? copy_msghdr_from_user+0x2a0/0x460
[   88.631076][  T843]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   88.631363][  T843]  ? move_addr_to_kernel+0x40/0x40
[   88.631599][  T843]  ___sys_sendmsg+0x14e/0x1d0
[   88.631832][  T843]  ? copy_msghdr_from_user+0x460/0x460
[   88.632067][  T843]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   88.632354][  T843]  ? do_sys_openat2+0xfd/0x170
[   88.632589][  T843]  __sys_sendmsg+0x145/0x1f0
[   88.632820][  T843]  ? __sys_sendmsg_sock+0x20/0x20
[   88.633056][  T843]  ? fpregs_restore_userregs+0x14b/0x310
[   88.633301][  T843]  ? rcu_is_watching+0x15/0xd0
[   88.633545][  T843]  do_syscall_64+0x117/0xfc0
[   88.633777][  T843]  ? trace_hardirqs_off+0xd/0x30
[   88.634009][  T843]  ? exc_page_fault+0xee/0x100
[   88.634256][  T843]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   88.634534][  T843] RIP: 0033:0x7f0edd52008e
[   88.634776][  T843] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   88.635402][  T843] RSP: 002b:00007ffd1243a970 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.635751][  T843] RAX: ffffffffffffffda RBX: 00007ffd1243b118 RCX: 00007f0edd52008e
[   88.636111][  T843] RDX: 0000000000000000 RSI: 00007ffd1243aa20 RDI: 0000000000000005
[   88.636426][  T843] RBP: 00007ffd1243a980 R08: 0000000000000000 R09: 0000000000000000
[   88.636687][  T843] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bb
[   88.636942][  T843] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1243b0e0
[   88.637218][  T843]  </TASK>
[   88.637393][  T843] irq event stamp: 35877
[   88.637582][  T843] hardirqs last  enabled at (35887): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.637883][  T843] hardirqs last disabled at (35896): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.638175][  T843] softirqs last  enabled at (35832): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   88.638477][  T843] softirqs last disabled at (35721): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   88.638778][  T843] ---[ end trace 0000000000000000 ]---
[   88.671487][  T844] ------------[ cut here ]------------
[   88.671679][  T844] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/844
[   88.671974][  T844] CPU: 2 UID: 0 PID: 844 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.672332][  T844] Tainted: [W]=WARN
[   88.672498][  T844] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.672723][  T844] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.672957][  T844] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.673506][  T844] RSP: 0018:ffa0000002107050 EFLAGS: 00010286
[   88.673743][  T844] RAX: 00000000ffffffa6 RBX: ff11000015e39700 RCX: 1ff4000000420dd0
[   88.674004][  T844] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e397b8
[   88.674280][  T844] RBP: ff1100000593c000 R08: 1fe2200002bc72f8 R09: ff11000004d92e80
[   88.674544][  T844] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   88.674813][  T844] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   88.675072][  T844] FS:  00007f6522711840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   88.675401][  T844] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.675629][  T844] CR2: 00007f65229e11a0 CR3: 000000001611b004 CR4: 0000000000771ef0
[   88.675893][  T844] PKRU: 55555554
[   88.676051][  T844] Call Trace:
[   88.676221][  T844]  <TASK>
[   88.676351][  T844]  ? rcu_is_watching+0x15/0xd0
[   88.676540][  T844]  rtnetlink_event+0xe0/0x1f0
[   88.676722][  T844]  notifier_call_chain+0xb0/0x320
[   88.676908][  T844]  netif_set_mac_address+0x2dd/0x410
[   88.677089][  T844]  ? rcu_is_watching+0x15/0xd0
[   88.677290][  T844]  ? netif_set_group+0x70/0x70
[   88.677488][  T844]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   88.677716][  T844]  ? is_bpf_text_address+0x72/0x110
[   88.677909][  T844]  do_setlink.isra.0+0x706/0x2750
[   88.678117][  T844]  ? rtnl_link_get_size+0x350/0x350
[   88.678304][  T844]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   88.678535][  T844]  ? rcu_read_lock_any_held+0x3c/0x90
[   88.678727][  T844]  ? validate_chain+0x38b/0xc20
[   88.678916][  T844]  ? rcu_read_lock_any_held+0x66/0x90
[   88.679188][  T844]  ? stack_depot_save_flags+0x367/0x770
[   88.679457][  T844]  ? __lock_acquire+0x508/0xc10
[   88.679699][  T844]  ? lock_acquire.part.0+0xbc/0x260
[   88.679882][  T844]  ? rtnl_newlink+0x883/0xea0
[   88.680061][  T844]  ? rcu_is_watching+0x15/0xd0
[   88.680248][  T844]  ? lock_acquire+0x134/0x160
[   88.680444][  T844]  ? rcu_is_watching+0x15/0xd0
[   88.680628][  T844]  ? rcu_is_watching+0x15/0xd0
[   88.680805][  T844]  ? trace_contention_end+0xb3/0x1a0
[   88.680997][  T844]  ? __mutex_lock+0x1db/0x2010
[   88.681204][  T844]  ? __mutex_lock+0x9b2/0x2010
[   88.681407][  T844]  ? rtnl_newlink+0x883/0xea0
[   88.681610][  T844]  ? __rtnl_newlink+0x3fa/0xa50
[   88.681797][  T844]  rtnl_newlink+0x8d1/0xea0
[   88.682016][  T844]  ? lock_acquire.part.0+0xbc/0x260
[   88.682218][  T844]  ? __rtnl_newlink+0xa50/0xa50
[   88.682422][  T844]  ? mark_usage+0x61/0x170
[   88.682617][  T844]  ? lock_acquire.part.0+0xbc/0x260
[   88.682806][  T844]  ? find_held_lock+0x2b/0x80
[   88.683001][  T844]  ? __rtnl_newlink+0xa50/0xa50
[   88.683210][  T844]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.683405][  T844]  ? __rtnl_newlink+0xa50/0xa50
[   88.683586][  T844]  rtnetlink_rcv_msg+0x40d/0x9e0
[   88.683772][  T844]  ? validate_chain+0x38b/0xc20
[   88.683951][  T844]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.684148][  T844]  ? __lock_acquire+0x508/0xc10
[   88.684348][  T844]  ? lock_acquire.part.0+0xbc/0x260
[   88.684545][  T844]  ? find_held_lock+0x2b/0x80
[   88.684738][  T844]  netlink_rcv_skb+0x14e/0x3a0
[   88.684929][  T844]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.685132][  T844]  ? netlink_ack+0xcd0/0xcd0
[   88.685333][  T844]  ? netlink_deliver_tap+0xc5/0x330
[   88.685527][  T844]  ? netlink_deliver_tap+0x13c/0x330
[   88.685725][  T844]  netlink_unicast+0x486/0x750
[   88.685924][  T844]  ? netlink_attachskb+0x810/0x810
[   88.686135][  T844]  ? __lock_acquire+0x508/0xc10
[   88.686332][  T844]  netlink_sendmsg+0x735/0xc60
[   88.686530][  T844]  ? netlink_unicast+0x750/0x750
[   88.686721][  T844]  ? __might_fault+0x97/0x140
[   88.686898][  T844]  ____sys_sendmsg+0x419/0x850
[   88.687074][  T844]  ? copy_msghdr_from_user+0x2a0/0x460
[   88.687277][  T844]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   88.687495][  T844]  ? move_addr_to_kernel+0x40/0x40
[   88.687675][  T844]  ? stack_depot_save_flags+0x367/0x770
[   88.687851][  T844]  ? validate_chain+0x38b/0xc20
[   88.688027][  T844]  ___sys_sendmsg+0x14e/0x1d0
[   88.688212][  T844]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   88.688432][  T844]  ? copy_msghdr_from_user+0x460/0x460
[   88.688620][  T844]  __sys_sendmsg+0x145/0x1f0
[   88.688797][  T844]  ? __sys_sendmsg_sock+0x20/0x20
[   88.688988][  T844]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   88.689229][  T844]  ? do_raw_spin_unlock+0x59/0x250
[   88.689425][  T844]  ? rcu_is_watching+0x15/0xd0
[   88.689618][  T844]  do_syscall_64+0x117/0xfc0
[   88.689799][  T844]  ? trace_hardirqs_off+0xd/0x30
[   88.689988][  T844]  ? exc_page_fault+0xee/0x100
[   88.690200][  T844]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   88.690427][  T844] RIP: 0033:0x7f652294b08e
[   88.690621][  T844] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   88.691171][  T844] RSP: 002b:00007fffb7088a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.691435][  T844] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f652294b08e
[   88.691672][  T844] RDX: 0000000000000000 RSI: 00007fffb7088b40 RDI: 0000000000000005
[   88.691920][  T844] RBP: 00007fffb7088aa0 R08: 0000000000000000 R09: 0000000000000000
[   88.692176][  T844] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bd
[   88.692442][  T844] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb7089210
[   88.692705][  T844]  </TASK>
[   88.692857][  T844] irq event stamp: 26163
[   88.693011][  T844] hardirqs last  enabled at (26173): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.693317][  T844] hardirqs last disabled at (26184): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.693606][  T844] softirqs last  enabled at (25488): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   88.693903][  T844] softirqs last disabled at (25413): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   88.694209][  T844] ---[ end trace 0000000000000000 ]---
[   88.722177][  T845] ------------[ cut here ]------------
[   88.722393][  T845] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/845
[   88.722700][  T845] CPU: 2 UID: 0 PID: 845 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.723046][  T845] Tainted: [W]=WARN
[   88.723259][  T845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.723498][  T845] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.723743][  T845] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.724330][  T845] RSP: 0018:ffa0000002117050 EFLAGS: 00010286
[   88.724575][  T845] RAX: 00000000ffffffa6 RBX: ff110000054d31c0 RCX: 1ff4000000422dd0
[   88.724836][  T845] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054d3278
[   88.725084][  T845] RBP: ff11000015ee9000 R08: 1fe2200000a9a650 R09: ff11000011468b80
[   88.725351][  T845] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   88.725605][  T845] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   88.725856][  T845] FS:  00007fc98c114840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   88.726166][  T845] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.726407][  T845] CR2: 0000000024cb9988 CR3: 0000000011df8001 CR4: 0000000000771ef0
[   88.726668][  T845] PKRU: 55555554
[   88.726817][  T845] Call Trace:
[   88.726972][  T845]  <TASK>
[   88.727093][  T845]  ? rcu_is_watching+0x15/0xd0
[   88.727301][  T845]  rtnetlink_event+0xe0/0x1f0
[   88.727501][  T845]  notifier_call_chain+0xb0/0x320
[   88.727700][  T845]  netif_set_mac_address+0x2dd/0x410
[   88.727895][  T845]  ? rcu_is_watching+0x15/0xd0
[   88.728088][  T845]  ? netif_set_group+0x70/0x70
[   88.728296][  T845]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   88.728526][  T845]  ? __lock_acquire+0x508/0xc10
[   88.728706][  T845]  do_setlink.isra.0+0x706/0x2750
[   88.728888][  T845]  ? rtnl_link_get_size+0x350/0x350
[   88.729068][  T845]  ? clockevents_program_event+0x1ff/0x7e0
[   88.729956][  T845]  ? kvm_clock_get_cycles+0x18/0x30
[   88.730213][  T845]  ? ktime_get+0x1dd/0x2d0
[   88.730411][  T845]  ? clockevents_program_event+0x307/0x7e0
[   88.730636][  T845]  ? lock_acquire.part.0+0xbc/0x260
[   88.730828][  T845]  ? find_held_lock+0x2b/0x80
[   88.731019][  T845]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.731223][  T845]  ? mark_held_locks+0x40/0x70
[   88.731438][  T845]  ? lockdep_hardirqs_on+0x8c/0x130
[   88.731634][  T845]  ? irqentry_exit+0x21c/0x710
[   88.731827][  T845]  ? irqentry_exit+0x21c/0x710
[   88.732005][  T845]  ? lockdep_hardirqs_off+0x91/0xf0
[   88.732195][  T845]  ? sysvec_apic_timer_interrupt+0xaa/0xe0
[   88.732419][  T845]  ? rtnl_newlink+0x883/0xea0
[   88.732609][  T845]  ? __rtnl_newlink+0x3fa/0xa50
[   88.732788][  T845]  rtnl_newlink+0x8d1/0xea0
[   88.732988][  T845]  ? lock_acquire.part.0+0xbc/0x260
[   88.733192][  T845]  ? __rtnl_newlink+0xa50/0xa50
[   88.733387][  T845]  ? mark_usage+0x61/0x170
[   88.733588][  T845]  ? lock_acquire.part.0+0xbc/0x260
[   88.733777][  T845]  ? find_held_lock+0x2b/0x80
[   88.733971][  T845]  ? __rtnl_newlink+0xa50/0xa50
[   88.734175][  T845]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.734382][  T845]  ? __rtnl_newlink+0xa50/0xa50
[   88.734578][  T845]  rtnetlink_rcv_msg+0x40d/0x9e0
[   88.734772][  T845]  ? validate_chain+0x38b/0xc20
[   88.734963][  T845]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.735169][  T845]  ? __lock_acquire+0x508/0xc10
[   88.735371][  T845]  ? lock_acquire.part.0+0xbc/0x260
[   88.735552][  T845]  ? find_held_lock+0x2b/0x80
[   88.735733][  T845]  netlink_rcv_skb+0x14e/0x3a0
[   88.735924][  T845]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.736121][  T845]  ? netlink_ack+0xcd0/0xcd0
[   88.736300][  T845]  ? netlink_deliver_tap+0xc5/0x330
[   88.736501][  T845]  ? netlink_deliver_tap+0x13c/0x330
[   88.736699][  T845]  netlink_unicast+0x486/0x750
[   88.736888][  T845]  ? netlink_attachskb+0x810/0x810
[   88.737078][  T845]  ? __lock_acquire+0x508/0xc10
[   88.737283][  T845]  netlink_sendmsg+0x735/0xc60
[   88.737492][  T845]  ? netlink_unicast+0x750/0x750
[   88.737681][  T845]  ? __might_fault+0x97/0x140
[   88.737869][  T845]  ____sys_sendmsg+0x419/0x850
[   88.738062][  T845]  ? copy_msghdr_from_user+0x2a0/0x460
[   88.738271][  T845]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   88.738499][  T845]  ? move_addr_to_kernel+0x40/0x40
[   88.738691][  T845]  ? stack_depot_save_flags+0x367/0x770
[   88.738876][  T845]  ? validate_chain+0x38b/0xc20
[   88.739056][  T845]  ___sys_sendmsg+0x14e/0x1d0
[   88.739245][  T845]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   88.739476][  T845]  ? copy_msghdr_from_user+0x460/0x460
[   88.739667][  T845]  __sys_sendmsg+0x145/0x1f0
[   88.739858][  T845]  ? __sys_sendmsg_sock+0x20/0x20
[   88.740049][  T845]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   88.740295][  T845]  ? do_raw_spin_unlock+0x59/0x250
[   88.740498][  T845]  ? rcu_is_watching+0x15/0xd0
[   88.740686][  T845]  do_syscall_64+0x117/0xfc0
[   88.740872][  T845]  ? trace_hardirqs_off+0xd/0x30
[   88.741064][  T845]  ? exc_page_fault+0xee/0x100
[   88.741272][  T845]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   88.741503][  T845] RIP: 0033:0x7fc98c34e08e
[   88.741704][  T845] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   88.742246][  T845] RSP: 002b:00007ffd832e1df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.742517][  T845] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc98c34e08e
[   88.742772][  T845] RDX: 0000000000000000 RSI: 00007ffd832e1ea0 RDI: 0000000000000005
[   88.743016][  T845] RBP: 00007ffd832e1e00 R08: 0000000000000000 R09: 0000000000000000
[   88.743285][  T845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bd
[   88.743551][  T845] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd832e2570
[   88.743815][  T845]  </TASK>
[   88.743967][  T845] irq event stamp: 19637
[   88.744136][  T845] hardirqs last  enabled at (19649): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.744433][  T845] hardirqs last disabled at (19658): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.744719][  T845] softirqs last  enabled at (18940): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   88.745013][  T845] softirqs last disabled at (18857): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   88.745322][  T845] ---[ end trace 0000000000000000 ]---
[   88.790702][  T846] ------------[ cut here ]------------
[   88.790859][  T846] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/846
[   88.791094][  T846] CPU: 3 UID: 0 PID: 846 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.791395][  T846] Tainted: [W]=WARN
[   88.791495][  T846] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.791658][  T846] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.791827][  T846] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.792328][  T846] RSP: 0018:ffa0000002127050 EFLAGS: 00010286
[   88.792523][  T846] RAX: 00000000ffffffa6 RBX: ff11000004e38e40 RCX: 1ff4000000424dd0
[   88.792719][  T846] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e38ef8
[   88.792926][  T846] RBP: ff11000015ae1000 R08: 1fe22000009c71e0 R09: ff110000117a5180
[   88.793241][  T846] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   88.793565][  T846] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   88.793868][  T846] FS:  00007f31a5094840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   88.794245][  T846] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.794510][  T846] CR2: 000000002bf3f988 CR3: 0000000015e90001 CR4: 0000000000771ef0
[   88.794821][  T846] PKRU: 55555554
[   88.794979][  T846] Call Trace:
[   88.795140][  T846]  <TASK>
[   88.795247][  T846]  ? rcu_is_watching+0x15/0xd0
[   88.795460][  T846]  rtnetlink_event+0xe0/0x1f0
[   88.795680][  T846]  notifier_call_chain+0xb0/0x320
[   88.795875][  T846]  netif_set_mac_address+0x2dd/0x410
[   88.796063][  T846]  ? rcu_is_watching+0x15/0xd0
[   88.796255][  T846]  ? netif_set_group+0x70/0x70
[   88.796465][  T846]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   88.796719][  T846]  ? is_bpf_text_address+0x72/0x110
[   88.796941][  T846]  do_setlink.isra.0+0x706/0x2750
[   88.797320][  T846]  ? rtnl_link_get_size+0x350/0x350
[   88.797527][  T846]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   88.797780][  T846]  ? rcu_read_lock_any_held+0x3c/0x90
[   88.797984][  T846]  ? validate_chain+0x38b/0xc20
[   88.798333][  T846]  ? rcu_read_lock_any_held+0x66/0x90
[   88.798539][  T846]  ? stack_depot_save_flags+0x367/0x770
[   88.798746][  T846]  ? __lock_acquire+0x508/0xc10
[   88.798956][  T846]  ? lock_acquire.part.0+0xbc/0x260
[   88.799301][  T846]  ? rtnl_newlink+0x883/0xea0
[   88.799516][  T846]  ? rcu_is_watching+0x15/0xd0
[   88.799719][  T846]  ? lock_acquire+0x134/0x160
[   88.799923][  T846]  ? rcu_is_watching+0x15/0xd0
[   88.800291][  T846]  ? rcu_is_watching+0x15/0xd0
[   88.800504][  T846]  ? trace_contention_end+0xb3/0x1a0
[   88.800705][  T846]  ? __mutex_lock+0x1db/0x2010
[   88.800909][  T846]  ? __mutex_lock+0x9b2/0x2010
[   88.801273][  T846]  ? rtnl_newlink+0x883/0xea0
[   88.801502][  T846]  ? __rtnl_newlink+0x3fa/0xa50
[   88.801728][  T846]  rtnl_newlink+0x8d1/0xea0
[   88.801946][  T846]  ? lock_acquire.part.0+0xbc/0x260
[   88.802275][  T846]  ? __rtnl_newlink+0xa50/0xa50
[   88.802488][  T846]  ? mark_usage+0x61/0x170
[   88.802697][  T846]  ? lock_acquire.part.0+0xbc/0x260
[   88.802903][  T846]  ? find_held_lock+0x2b/0x80
[   88.803128][  T846]  ? __rtnl_newlink+0xa50/0xa50
[   88.803343][  T846]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.803549][  T846]  ? __rtnl_newlink+0xa50/0xa50
[   88.803754][  T846]  rtnetlink_rcv_msg+0x40d/0x9e0
[   88.803969][  T846]  ? validate_chain+0x38b/0xc20
[   88.804186][  T846]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.804409][  T846]  ? __lock_acquire+0x508/0xc10
[   88.804630][  T846]  ? lock_acquire.part.0+0xbc/0x260
[   88.804846][  T846]  ? find_held_lock+0x2b/0x80
[   88.805060][  T846]  netlink_rcv_skb+0x14e/0x3a0
[   88.805284][  T846]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.805477][  T846]  ? netlink_ack+0xcd0/0xcd0
[   88.805676][  T846]  ? netlink_deliver_tap+0xc5/0x330
[   88.805874][  T846]  ? netlink_deliver_tap+0x13c/0x330
[   88.806079][  T846]  netlink_unicast+0x486/0x750
[   88.806298][  T846]  ? netlink_attachskb+0x810/0x810
[   88.806511][  T846]  ? __lock_acquire+0x508/0xc10
[   88.806718][  T846]  netlink_sendmsg+0x735/0xc60
[   88.806922][  T846]  ? netlink_unicast+0x750/0x750
[   88.807139][  T846]  ? __might_fault+0x97/0x140
[   88.807352][  T846]  ____sys_sendmsg+0x419/0x850
[   88.807551][  T846]  ? copy_msghdr_from_user+0x2a0/0x460
[   88.807755][  T846]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   88.808001][  T846]  ? move_addr_to_kernel+0x40/0x40
[   88.808223][  T846]  ? stack_depot_save_flags+0x367/0x770
[   88.808442][  T846]  ? validate_chain+0x38b/0xc20
[   88.808634][  T846]  ___sys_sendmsg+0x14e/0x1d0
[   88.808829][  T846]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   88.809092][  T846]  ? copy_msghdr_from_user+0x460/0x460
[   88.809336][  T846]  __sys_sendmsg+0x145/0x1f0
[   88.809557][  T846]  ? __sys_sendmsg_sock+0x20/0x20
[   88.809763][  T846]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   88.810019][  T846]  ? do_raw_spin_unlock+0x59/0x250
[   88.810275][  T846]  ? rcu_is_watching+0x15/0xd0
[   88.810487][  T846]  do_syscall_64+0x117/0xfc0
[   88.810696][  T846]  ? trace_hardirqs_off+0xd/0x30
[   88.810901][  T846]  ? exc_page_fault+0xee/0x100
[   88.811109][  T846]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   88.811369][  T846] RIP: 0033:0x7f31a52ce08e
[   88.811590][  T846] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   88.812358][  T846] RSP: 002b:00007ffd0bc17aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.812675][  T846] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f31a52ce08e
[   88.812990][  T846] RDX: 0000000000000000 RSI: 00007ffd0bc17b50 RDI: 0000000000000005
[   88.813327][  T846] RBP: 00007ffd0bc17ab0 R08: 0000000000000000 R09: 0000000000000000
[   88.813655][  T846] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bd
[   88.813966][  T846] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0bc18220
[   88.814304][  T846]  </TASK>
[   88.814472][  T846] irq event stamp: 26333
[   88.814631][  T846] hardirqs last  enabled at (26341): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.815002][  T846] hardirqs last disabled at (26348): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.815391][  T846] softirqs last  enabled at (25926): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   88.815751][  T846] softirqs last disabled at (25909): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   88.816122][  T846] ---[ end trace 0000000000000000 ]---
[   88.851178][  T847] ------------[ cut here ]------------
[   88.851361][  T847] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/847
[   88.851613][  T847] CPU: 0 UID: 0 PID: 847 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.851897][  T847] Tainted: [W]=WARN
[   88.852004][  T847] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.852630][  T847] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.852818][  T847] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.853424][  T847] RSP: 0018:ffa0000002137050 EFLAGS: 00010286
[   88.853594][  T847] RAX: 00000000ffffffa6 RBX: ff11000015e02580 RCX: 1ff4000000426dd0
[   88.853794][  T847] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e02638
[   88.854001][  T847] RBP: ff11000010ee9000 R08: 1fe2200002bc04c8 R09: ff11000013305180
[   88.854259][  T847] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   88.854474][  T847] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   88.854685][  T847] FS:  00007f4c0a707840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   88.854920][  T847] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.855104][  T847] CR2: 000000002cc65988 CR3: 00000000024ef005 CR4: 0000000000771ef0
[   88.855325][  T847] PKRU: 55555554
[   88.855431][  T847] Call Trace:
[   88.855540][  T847]  <TASK>
[   88.855612][  T847]  ? rcu_is_watching+0x15/0xd0
[   88.855761][  T847]  rtnetlink_event+0xe0/0x1f0
[   88.855898][  T847]  notifier_call_chain+0xb0/0x320
[   88.856042][  T847]  netif_set_mac_address+0x2dd/0x410
[   88.856190][  T847]  ? rcu_is_watching+0x15/0xd0
[   88.856356][  T847]  ? netif_set_group+0x70/0x70
[   88.856499][  T847]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   88.856683][  T847]  ? is_bpf_text_address+0x72/0x110
[   88.856827][  T847]  do_setlink.isra.0+0x706/0x2750
[   88.856968][  T847]  ? rtnl_link_get_size+0x350/0x350
[   88.857114][  T847]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   88.857292][  T847]  ? rcu_read_lock_any_held+0x3c/0x90
[   88.857437][  T847]  ? validate_chain+0x38b/0xc20
[   88.857571][  T847]  ? rcu_read_lock_any_held+0x66/0x90
[   88.857706][  T847]  ? stack_depot_save_flags+0x367/0x770
[   88.857844][  T847]  ? __lock_acquire+0x508/0xc10
[   88.857987][  T847]  ? lock_acquire.part.0+0xbc/0x260
[   88.858152][  T847]  ? rtnl_newlink+0x883/0xea0
[   88.858290][  T847]  ? rcu_is_watching+0x15/0xd0
[   88.858435][  T847]  ? lock_acquire+0x134/0x160
[   88.858574][  T847]  ? rcu_is_watching+0x15/0xd0
[   88.858709][  T847]  ? rcu_is_watching+0x15/0xd0
[   88.858839][  T847]  ? trace_contention_end+0xb3/0x1a0
[   88.858975][  T847]  ? __mutex_lock+0x1db/0x2010
[   88.859118][  T847]  ? __mutex_lock+0x9b2/0x2010
[   88.859260][  T847]  ? rtnl_newlink+0x883/0xea0
[   88.859412][  T847]  ? __rtnl_newlink+0x3fa/0xa50
[   88.859555][  T847]  rtnl_newlink+0x8d1/0xea0
[   88.859699][  T847]  ? lock_acquire.part.0+0xbc/0x260
[   88.859842][  T847]  ? __rtnl_newlink+0xa50/0xa50
[   88.859988][  T847]  ? mark_usage+0x61/0x170
[   88.860140][  T847]  ? lock_acquire.part.0+0xbc/0x260
[   88.860283][  T847]  ? find_held_lock+0x2b/0x80
[   88.860438][  T847]  ? __rtnl_newlink+0xa50/0xa50
[   88.860576][  T847]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.860716][  T847]  ? __rtnl_newlink+0xa50/0xa50
[   88.860856][  T847]  rtnetlink_rcv_msg+0x40d/0x9e0
[   88.860996][  T847]  ? validate_chain+0x38b/0xc20
[   88.861143][  T847]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.861281][  T847]  ? __lock_acquire+0x508/0xc10
[   88.861434][  T847]  ? lock_acquire.part.0+0xbc/0x260
[   88.861570][  T847]  ? find_held_lock+0x2b/0x80
[   88.861707][  T847]  netlink_rcv_skb+0x14e/0x3a0
[   88.861842][  T847]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.861987][  T847]  ? netlink_ack+0xcd0/0xcd0
[   88.862137][  T847]  ? netlink_deliver_tap+0xc5/0x330
[   88.862276][  T847]  ? netlink_deliver_tap+0x13c/0x330
[   88.862418][  T847]  netlink_unicast+0x486/0x750
[   88.862563][  T847]  ? netlink_attachskb+0x810/0x810
[   88.862702][  T847]  ? __lock_acquire+0x508/0xc10
[   88.862842][  T847]  netlink_sendmsg+0x735/0xc60
[   88.862980][  T847]  ? netlink_unicast+0x750/0x750
[   88.863124][  T847]  ? __might_fault+0x97/0x140
[   88.863266][  T847]  ____sys_sendmsg+0x419/0x850
[   88.863420][  T847]  ? copy_msghdr_from_user+0x2a0/0x460
[   88.863558][  T847]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   88.863735][  T847]  ? move_addr_to_kernel+0x40/0x40
[   88.863873][  T847]  ? stack_depot_save_flags+0x367/0x770
[   88.864011][  T847]  ? validate_chain+0x38b/0xc20
[   88.864155][  T847]  ___sys_sendmsg+0x14e/0x1d0
[   88.864289][  T847]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   88.864466][  T847]  ? copy_msghdr_from_user+0x460/0x460
[   88.864606][  T847]  __sys_sendmsg+0x145/0x1f0
[   88.864742][  T847]  ? __sys_sendmsg_sock+0x20/0x20
[   88.864879][  T847]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   88.865054][  T847]  ? do_raw_spin_unlock+0x59/0x250
[   88.865195][  T847]  ? rcu_is_watching+0x15/0xd0
[   88.865339][  T847]  do_syscall_64+0x117/0xfc0
[   88.865477][  T847]  ? trace_hardirqs_off+0xd/0x30
[   88.865611][  T847]  ? exc_page_fault+0xee/0x100
[   88.865751][  T847]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   88.865916][  T847] RIP: 0033:0x7f4c0a94108e
[   88.866062][  T847] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   88.866551][  T847] RSP: 002b:00007fffccdcda90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.866759][  T847] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4c0a94108e
[   88.866955][  T847] RDX: 0000000000000000 RSI: 00007fffccdcdb40 RDI: 0000000000000005
[   88.867167][  T847] RBP: 00007fffccdcdaa0 R08: 0000000000000000 R09: 0000000000000000
[   88.867381][  T847] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bd
[   88.867595][  T847] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffccdce210
[   88.867806][  T847]  </TASK>
[   88.867912][  T847] irq event stamp: 14785
[   88.868018][  T847] hardirqs last  enabled at (14793): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.868264][  T847] hardirqs last disabled at (14802): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.868515][  T847] softirqs last  enabled at (14044): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   88.868759][  T847] softirqs last disabled at (13987): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   88.868997][  T847] ---[ end trace 0000000000000000 ]---
[   88.907923][  T848] ------------[ cut here ]------------
[   88.908162][  T848] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/848
[   88.908472][  T848] CPU: 2 UID: 0 PID: 848 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.908792][  T848] Tainted: [W]=WARN
[   88.908939][  T848] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.909185][  T848] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.909432][  T848] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.909969][  T848] RSP: 0018:ffa0000002137050 EFLAGS: 00010286
[   88.910223][  T848] RAX: 00000000ffffffa6 RBX: ff11000015e39540 RCX: 1ff4000000426dd0
[   88.910491][  T848] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e395f8
[   88.910733][  T848] RBP: ff11000015844000 R08: 1fe2200002bc72c0 R09: ff11000013a7ae80
[   88.910976][  T848] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   88.911231][  T848] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   88.911489][  T848] FS:  00007fef8e261840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   88.911766][  T848] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.911980][  T848] CR2: 00007fef8e5311a0 CR3: 00000000158bf004 CR4: 0000000000771ef0
[   88.912237][  T848] PKRU: 55555554
[   88.912393][  T848] Call Trace:
[   88.912541][  T848]  <TASK>
[   88.912662][  T848]  ? rcu_is_watching+0x15/0xd0
[   88.912846][  T848]  rtnetlink_event+0xe0/0x1f0
[   88.913028][  T848]  notifier_call_chain+0xb0/0x320
[   88.913221][  T848]  netif_set_mac_address+0x2dd/0x410
[   88.913411][  T848]  ? rcu_is_watching+0x15/0xd0
[   88.913591][  T848]  ? netif_set_group+0x70/0x70
[   88.913773][  T848]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   88.913984][  T848]  ? is_bpf_text_address+0x72/0x110
[   88.914553][  T848]  do_setlink.isra.0+0x706/0x2750
[   88.914741][  T848]  ? rtnl_link_get_size+0x350/0x350
[   88.914921][  T848]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   88.915143][  T848]  ? rcu_read_lock_any_held+0x3c/0x90
[   88.915329][  T848]  ? validate_chain+0x38b/0xc20
[   88.915510][  T848]  ? rcu_read_lock_any_held+0x66/0x90
[   88.915690][  T848]  ? stack_depot_save_flags+0x367/0x770
[   88.915876][  T848]  ? __lock_acquire+0x508/0xc10
[   88.916071][  T848]  ? lock_acquire.part.0+0xbc/0x260
[   88.916264][  T848]  ? rtnl_newlink+0x883/0xea0
[   88.916450][  T848]  ? rcu_is_watching+0x15/0xd0
[   88.916627][  T848]  ? lock_acquire+0x134/0x160
[   88.916803][  T848]  ? rcu_is_watching+0x15/0xd0
[   88.916981][  T848]  ? rcu_is_watching+0x15/0xd0
[   88.917177][  T848]  ? trace_contention_end+0xb3/0x1a0
[   88.917359][  T848]  ? __mutex_lock+0x1db/0x2010
[   88.917537][  T848]  ? __mutex_lock+0x9b2/0x2010
[   88.917716][  T848]  ? rtnl_newlink+0x883/0xea0
[   88.917899][  T848]  ? __rtnl_newlink+0x3fa/0xa50
[   88.918080][  T848]  rtnl_newlink+0x8d1/0xea0
[   88.918275][  T848]  ? lock_acquire.part.0+0xbc/0x260
[   88.918466][  T848]  ? __rtnl_newlink+0xa50/0xa50
[   88.918652][  T848]  ? mark_usage+0x61/0x170
[   88.918834][  T848]  ? lock_acquire.part.0+0xbc/0x260
[   88.919013][  T848]  ? find_held_lock+0x2b/0x80
[   88.919206][  T848]  ? __rtnl_newlink+0xa50/0xa50
[   88.919399][  T848]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.919576][  T848]  ? __rtnl_newlink+0xa50/0xa50
[   88.919753][  T848]  rtnetlink_rcv_msg+0x40d/0x9e0
[   88.919930][  T848]  ? validate_chain+0x38b/0xc20
[   88.920122][  T848]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.920301][  T848]  ? __lock_acquire+0x508/0xc10
[   88.920490][  T848]  ? lock_acquire.part.0+0xbc/0x260
[   88.920666][  T848]  ? find_held_lock+0x2b/0x80
[   88.920845][  T848]  netlink_rcv_skb+0x14e/0x3a0
[   88.921028][  T848]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.921218][  T848]  ? netlink_ack+0xcd0/0xcd0
[   88.921408][  T848]  ? netlink_deliver_tap+0xc5/0x330
[   88.921590][  T848]  ? netlink_deliver_tap+0x13c/0x330
[   88.921769][  T848]  netlink_unicast+0x486/0x750
[   88.921950][  T848]  ? netlink_attachskb+0x810/0x810
[   88.922142][  T848]  ? __lock_acquire+0x508/0xc10
[   88.922330][  T848]  netlink_sendmsg+0x735/0xc60
[   88.922510][  T848]  ? netlink_unicast+0x750/0x750
[   88.922689][  T848]  ? __might_fault+0x97/0x140
[   88.922877][  T848]  ____sys_sendmsg+0x419/0x850
[   88.923059][  T848]  ? copy_msghdr_from_user+0x2a0/0x460
[   88.923250][  T848]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   88.923481][  T848]  ? move_addr_to_kernel+0x40/0x40
[   88.923661][  T848]  ? stack_depot_save_flags+0x367/0x770
[   88.923842][  T848]  ? validate_chain+0x38b/0xc20
[   88.924022][  T848]  ___sys_sendmsg+0x14e/0x1d0
[   88.924221][  T848]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   88.924442][  T848]  ? copy_msghdr_from_user+0x460/0x460
[   88.924633][  T848]  __sys_sendmsg+0x145/0x1f0
[   88.924813][  T848]  ? __sys_sendmsg_sock+0x20/0x20
[   88.924993][  T848]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   88.925218][  T848]  ? do_raw_spin_unlock+0x59/0x250
[   88.925405][  T848]  ? rcu_is_watching+0x15/0xd0
[   88.925591][  T848]  do_syscall_64+0x117/0xfc0
[   88.925772][  T848]  ? trace_hardirqs_off+0xd/0x30
[   88.925951][  T848]  ? exc_page_fault+0xee/0x100
[   88.926145][  T848]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   88.926362][  T848] RIP: 0033:0x7fef8e49b08e
[   88.926549][  T848] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   88.927065][  T848] RSP: 002b:00007fff3963b300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.927333][  T848] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fef8e49b08e
[   88.927581][  T848] RDX: 0000000000000000 RSI: 00007fff3963b3b0 RDI: 0000000000000005
[   88.927823][  T848] RBP: 00007fff3963b310 R08: 0000000000000000 R09: 0000000000000000
[   88.928067][  T848] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bd
[   88.928330][  T848] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3963ba80
[   88.928577][  T848]  </TASK>
[   88.928721][  T848] irq event stamp: 23419
[   88.928866][  T848] hardirqs last  enabled at (23429): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.929161][  T848] hardirqs last disabled at (23440): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.929445][  T848] softirqs last  enabled at (22662): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   88.929716][  T848] softirqs last disabled at (22133): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   88.929992][  T848] ---[ end trace 0000000000000000 ]---
[   88.973907][  T849] ------------[ cut here ]------------
[   88.974118][  T849] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/849
[   88.974387][  T849] CPU: 1 UID: 0 PID: 849 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   88.974668][  T849] Tainted: [W]=WARN
[   88.974772][  T849] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.974947][  T849] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   88.975145][  T849] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   88.975672][  T849] RSP: 0018:ffa0000002147050 EFLAGS: 00010286
[   88.975851][  T849] RAX: 00000000ffffffa6 RBX: ff11000013ff2c80 RCX: 1ff4000000428dd0
[   88.976063][  T849] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff2d38
[   88.976271][  T849] RBP: ff11000015ae4000 R08: 1fe22000027fe5a8 R09: ff11000013a7d180
[   88.976485][  T849] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   88.976688][  T849] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   88.976908][  T849] FS:  00007f777bb01840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   88.977163][  T849] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.977340][  T849] CR2: 00007f777bdd11a0 CR3: 00000000131d8002 CR4: 0000000000771ef0
[   88.977559][  T849] PKRU: 55555554
[   88.977665][  T849] Call Trace:
[   88.977772][  T849]  <TASK>
[   88.977845][  T849]  ? rcu_is_watching+0x15/0xd0
[   88.977988][  T849]  rtnetlink_event+0xe0/0x1f0
[   88.978150][  T849]  notifier_call_chain+0xb0/0x320
[   88.978296][  T849]  netif_set_mac_address+0x2dd/0x410
[   88.978443][  T849]  ? rcu_is_watching+0x15/0xd0
[   88.978586][  T849]  ? netif_set_group+0x70/0x70
[   88.978728][  T849]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   88.978906][  T849]  ? is_bpf_text_address+0x72/0x110
[   88.979080][  T849]  do_setlink.isra.0+0x706/0x2750
[   88.979235][  T849]  ? rtnl_link_get_size+0x350/0x350
[   88.979376][  T849]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   88.979541][  T849]  ? rcu_read_lock_any_held+0x3c/0x90
[   88.979676][  T849]  ? validate_chain+0x38b/0xc20
[   88.979813][  T849]  ? rcu_read_lock_any_held+0x66/0x90
[   88.979969][  T849]  ? stack_depot_save_flags+0x367/0x770
[   88.980245][  T849]  ? __lock_acquire+0x508/0xc10
[   88.980468][  T849]  ? lock_acquire.part.0+0xbc/0x260
[   88.980666][  T849]  ? rtnl_newlink+0x883/0xea0
[   88.980869][  T849]  ? rcu_is_watching+0x15/0xd0
[   88.981058][  T849]  ? lock_acquire+0x134/0x160
[   88.981264][  T849]  ? rcu_is_watching+0x15/0xd0
[   88.981468][  T849]  ? rcu_is_watching+0x15/0xd0
[   88.981669][  T849]  ? trace_contention_end+0xb3/0x1a0
[   88.981870][  T849]  ? __mutex_lock+0x1db/0x2010
[   88.982073][  T849]  ? __mutex_lock+0x9b2/0x2010
[   88.982239][  T849]  ? rtnl_newlink+0x883/0xea0
[   88.982383][  T849]  ? __rtnl_newlink+0x3fa/0xa50
[   88.982521][  T849]  rtnl_newlink+0x8d1/0xea0
[   88.982661][  T849]  ? lock_acquire.part.0+0xbc/0x260
[   88.982793][  T849]  ? __rtnl_newlink+0xa50/0xa50
[   88.982934][  T849]  ? mark_usage+0x61/0x170
[   88.983072][  T849]  ? lock_acquire.part.0+0xbc/0x260
[   88.983214][  T849]  ? find_held_lock+0x2b/0x80
[   88.983357][  T849]  ? __rtnl_newlink+0xa50/0xa50
[   88.983492][  T849]  ? __lock_release.isra.0+0x6b/0x1a0
[   88.983633][  T849]  ? __rtnl_newlink+0xa50/0xa50
[   88.983773][  T849]  rtnetlink_rcv_msg+0x40d/0x9e0
[   88.983912][  T849]  ? validate_chain+0x38b/0xc20
[   88.984049][  T849]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.984196][  T849]  ? __lock_acquire+0x508/0xc10
[   88.984344][  T849]  ? lock_acquire.part.0+0xbc/0x260
[   88.984481][  T849]  ? find_held_lock+0x2b/0x80
[   88.984620][  T849]  netlink_rcv_skb+0x14e/0x3a0
[   88.984759][  T849]  ? rtnl_stats_set+0x3f0/0x3f0
[   88.984888][  T849]  ? netlink_ack+0xcd0/0xcd0
[   88.985025][  T849]  ? netlink_deliver_tap+0xc5/0x330
[   88.985162][  T849]  ? netlink_deliver_tap+0x13c/0x330
[   88.985294][  T849]  netlink_unicast+0x486/0x750
[   88.985434][  T849]  ? netlink_attachskb+0x810/0x810
[   88.985568][  T849]  ? __lock_acquire+0x508/0xc10
[   88.985706][  T849]  netlink_sendmsg+0x735/0xc60
[   88.985837][  T849]  ? netlink_unicast+0x750/0x750
[   88.985980][  T849]  ? __might_fault+0x97/0x140
[   88.986130][  T849]  ____sys_sendmsg+0x419/0x850
[   88.986272][  T849]  ? copy_msghdr_from_user+0x2a0/0x460
[   88.986416][  T849]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   88.986586][  T849]  ? move_addr_to_kernel+0x40/0x40
[   88.986726][  T849]  ? stack_depot_save_flags+0x367/0x770
[   88.986871][  T849]  ? validate_chain+0x38b/0xc20
[   88.987011][  T849]  ___sys_sendmsg+0x14e/0x1d0
[   88.987150][  T849]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   88.987331][  T849]  ? copy_msghdr_from_user+0x460/0x460
[   88.987486][  T849]  __sys_sendmsg+0x145/0x1f0
[   88.987623][  T849]  ? __sys_sendmsg_sock+0x20/0x20
[   88.987762][  T849]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   88.987929][  T849]  ? do_raw_spin_unlock+0x59/0x250
[   88.988060][  T849]  ? rcu_is_watching+0x15/0xd0
[   88.988201][  T849]  do_syscall_64+0x117/0xfc0
[   88.988335][  T849]  ? trace_hardirqs_off+0xd/0x30
[   88.988470][  T849]  ? exc_page_fault+0xee/0x100
[   88.988607][  T849]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   88.988774][  T849] RIP: 0033:0x7f777bd3b08e
[   88.988919][  T849] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   88.989429][  T849] RSP: 002b:00007ffffc6e3630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.989642][  T849] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f777bd3b08e
[   88.989852][  T849] RDX: 0000000000000000 RSI: 00007ffffc6e36e0 RDI: 0000000000000005
[   88.990059][  T849] RBP: 00007ffffc6e3640 R08: 0000000000000000 R09: 0000000000000000
[   88.990273][  T849] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bd
[   88.990489][  T849] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffc6e3db0
[   88.990700][  T849]  </TASK>
[   88.990803][  T849] irq event stamp: 26845
[   88.990903][  T849] hardirqs last  enabled at (26853): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   88.991141][  T849] hardirqs last disabled at (26862): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   88.991454][  T849] softirqs last  enabled at (26338): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   88.991803][  T849] softirqs last disabled at (26333): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   88.992159][  T849] ---[ end trace 0000000000000000 ]---
[   89.024509][  T850] vethA: entered promiscuous mode
[   89.024836][  T850] ------------[ cut here ]------------
[   89.025024][  T850] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/850
[   89.025367][  T850] CPU: 2 UID: 0 PID: 850 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.025707][  T850] Tainted: [W]=WARN
[   89.025868][  T850] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.026092][  T850] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.026357][  T850] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.026909][  T850] RSP: 0018:ffa0000002156fb0 EFLAGS: 00010286
[   89.027234][  T850] RAX: 00000000ffffffa6 RBX: ff11000015e3c900 RCX: 1ff400000042adbc
[   89.027578][  T850] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3c9b8
[   89.027930][  T850] RBP: ff1100000593c000 R08: 1fe2200002bc7938 R09: ff11000013b6ae80
[   89.028389][  T850] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   89.028733][  T850] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000593c000
[   89.029036][  T850] FS:  00007f8d57cf2840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   89.029359][  T850] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.029589][  T850] CR2: 00007f8d57fc21a0 CR3: 0000000015fc6003 CR4: 0000000000771ef0
[   89.029855][  T850] PKRU: 55555554
[   89.030012][  T850] Call Trace:
[   89.030179][  T850]  <TASK>
[   89.030304][  T850]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.030507][  T850]  ? netlink_sendmsg+0x735/0xc60
[   89.030701][  T850]  rtmsg_ifinfo+0x5c/0xb0
[   89.030859][  T850]  __dev_notify_flags+0x1b8/0x280
[   89.031049][  T850]  ? netdev_info+0xe2/0x116
[   89.031259][  T850]  ? netdev_notice+0x120/0x120
[   89.031463][  T850]  ? netif_change_name+0x8c0/0x8c0
[   89.031658][  T850]  __dev_set_promiscuity+0x194/0x230
[   89.031851][  T850]  netif_set_promiscuity+0x4c/0xc0
[   89.032043][  T850]  dev_set_promiscuity+0x9d/0x150
[   89.032251][  T850]  hsr_add_port+0x48c/0xb60
[   89.032455][  T850]  ? hsr_port_exists+0x60/0x60
[   89.032646][  T850]  ? timer_init_key+0x10d/0x280
[   89.032847][  T850]  hsr_dev_finalize+0x6e8/0xc00
[   89.033041][  T850]  ? alloc_netdev_mqs+0xed0/0x1490
[   89.033248][  T850]  hsr_newlink+0x3b0/0x980
[   89.033448][  T850]  ? hsr_dellink+0x90/0x90
[   89.033638][  T850]  ? rtnl_create_link+0x169/0xf20
[   89.033830][  T850]  ? nla_strscpy+0xe3/0x180
[   89.034024][  T850]  rtnl_newlink_create+0x2da/0x780
[   89.034231][  T850]  ? rtnl_create_link+0xf20/0xf20
[   89.034440][  T850]  ? __dev_get_by_name+0x12/0x50
[   89.034633][  T850]  ? rtnl_dev_get+0xd7/0x170
[   89.034829][  T850]  __rtnl_newlink+0x22b/0xa50
[   89.035023][  T850]  rtnl_newlink+0x8d1/0xea0
[   89.035228][  T850]  ? lock_acquire.part.0+0xbc/0x260
[   89.035432][  T850]  ? __rtnl_newlink+0xa50/0xa50
[   89.035624][  T850]  ? mark_usage+0x61/0x170
[   89.035821][  T850]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.036018][  T850]  ? __rtnl_newlink+0xa50/0xa50
[   89.036222][  T850]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.036429][  T850]  ? validate_chain+0x38b/0xc20
[   89.036620][  T850]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.036810][  T850]  ? __lock_acquire+0x508/0xc10
[   89.037001][  T850]  ? lock_acquire.part.0+0xbc/0x260
[   89.037208][  T850]  ? find_held_lock+0x2b/0x80
[   89.037408][  T850]  netlink_rcv_skb+0x14e/0x3a0
[   89.037606][  T850]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.037797][  T850]  ? netlink_ack+0xcd0/0xcd0
[   89.037991][  T850]  ? netlink_deliver_tap+0xc5/0x330
[   89.038197][  T850]  ? netlink_deliver_tap+0x13c/0x330
[   89.038400][  T850]  netlink_unicast+0x486/0x750
[   89.038593][  T850]  ? netlink_attachskb+0x810/0x810
[   89.038786][  T850]  ? __lock_acquire+0x508/0xc10
[   89.038984][  T850]  netlink_sendmsg+0x735/0xc60
[   89.039188][  T850]  ? netlink_unicast+0x750/0x750
[   89.039390][  T850]  ? __might_fault+0x97/0x140
[   89.039584][  T850]  ____sys_sendmsg+0x419/0x850
[   89.039777][  T850]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.039969][  T850]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.040211][  T850]  ? move_addr_to_kernel+0x40/0x40
[   89.040427][  T850]  ? stack_depot_save_flags+0x367/0x770
[   89.040622][  T850]  ? validate_chain+0x38b/0xc20
[   89.040815][  T850]  ___sys_sendmsg+0x14e/0x1d0
[   89.041006][  T850]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.041249][  T850]  ? copy_msghdr_from_user+0x460/0x460
[   89.041459][  T850]  __sys_sendmsg+0x145/0x1f0
[   89.041650][  T850]  ? __sys_sendmsg_sock+0x20/0x20
[   89.041840][  T850]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.042073][  T850]  ? do_raw_spin_unlock+0x59/0x250
[   89.042291][  T850]  ? rcu_is_watching+0x15/0xd0
[   89.042493][  T850]  do_syscall_64+0x117/0xfc0
[   89.042687][  T850]  ? trace_hardirqs_off+0xd/0x30
[   89.042881][  T850]  ? exc_page_fault+0xee/0x100
[   89.043075][  T850]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.043325][  T850] RIP: 0033:0x7f8d57f2c08e
[   89.043529][  T850] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.044087][  T850] RSP: 002b:00007ffc35635430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.044393][  T850] RAX: ffffffffffffffda RBX: 00007ffc35635be0 RCX: 00007f8d57f2c08e
[   89.044664][  T850] RDX: 0000000000000000 RSI: 00007ffc356354e0 RDI: 0000000000000005
[   89.044927][  T850] RBP: 00007ffc35635440 R08: 0000000000000000 R09: 0000000000000000
[   89.045210][  T850] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.045497][  T850] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc35635bb0
[   89.045772][  T850]  </TASK>
[   89.045928][  T850] irq event stamp: 18071
[   89.046086][  T850] hardirqs last  enabled at (18081): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.046411][  T850] hardirqs last disabled at (18092): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.046712][  T850] softirqs last  enabled at (17916): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.047017][  T850] softirqs last disabled at (17903): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.047334][  T850] ---[ end trace 0000000000000000 ]---
[   89.053458][  T850] ------------[ cut here ]------------
[   89.053618][  T850] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/850
[   89.053867][  T850] CPU: 1 UID: 0 PID: 850 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.054158][  T850] Tainted: [W]=WARN
[   89.054267][  T850] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.054448][  T850] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.054631][  T850] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.055138][  T850] RSP: 0018:ffa0000002156f90 EFLAGS: 00010286
[   89.055325][  T850] RAX: 00000000ffffffa6 RBX: ff11000015e3d1c0 RCX: 1ff400000042adb8
[   89.055540][  T850] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3d278
[   89.055750][  T850] RBP: ff1100000593c000 R08: 1fe2200002bc7a50 R09: ff11000013b6ae80
[   89.055965][  T850] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   89.056188][  T850] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   89.056410][  T850] FS:  00007f8d57cf2840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   89.056673][  T850] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.056866][  T850] CR2: 00007f777bdd11a0 CR3: 0000000015fc6003 CR4: 0000000000771ef0
[   89.057091][  T850] PKRU: 55555554
[   89.057215][  T850] Call Trace:
[   89.057332][  T850]  <TASK>
[   89.057409][  T850]  ? rcu_is_watching+0x15/0xd0
[   89.057563][  T850]  rtnetlink_event+0xe0/0x1f0
[   89.057715][  T850]  notifier_call_chain+0xb0/0x320
[   89.057868][  T850]  __netdev_upper_dev_link+0x3a5/0x590
[   89.058016][  T850]  ? netdev_wait_allrefs_any+0x570/0x570
[   89.058174][  T850]  ? do_raw_spin_lock+0x131/0x280
[   89.058326][  T850]  ? find_held_lock+0x2b/0x80
[   89.058465][  T850]  netdev_master_upper_dev_link+0x86/0xb0
[   89.058608][  T850]  ? netdev_upper_dev_link+0xb0/0xb0
[   89.058753][  T850]  ? lockdep_rtnl_is_held+0x1a/0x20
[   89.058899][  T850]  ? hsr_port_get_hsr+0x9c/0x150
[   89.059047][  T850]  hsr_add_port+0x4eb/0xb60
[   89.059202][  T850]  ? hsr_port_exists+0x60/0x60
[   89.059358][  T850]  ? timer_init_key+0x10d/0x280
[   89.059508][  T850]  hsr_dev_finalize+0x6e8/0xc00
[   89.059654][  T850]  ? alloc_netdev_mqs+0xed0/0x1490
[   89.059796][  T850]  hsr_newlink+0x3b0/0x980
[   89.059940][  T850]  ? hsr_dellink+0x90/0x90
[   89.060087][  T850]  ? rtnl_create_link+0x169/0xf20
[   89.060237][  T850]  ? nla_strscpy+0xe3/0x180
[   89.060393][  T850]  rtnl_newlink_create+0x2da/0x780
[   89.060543][  T850]  ? rtnl_create_link+0xf20/0xf20
[   89.060691][  T850]  ? __dev_get_by_name+0x12/0x50
[   89.060836][  T850]  ? rtnl_dev_get+0xd7/0x170
[   89.060991][  T850]  __rtnl_newlink+0x22b/0xa50
[   89.061155][  T850]  rtnl_newlink+0x8d1/0xea0
[   89.061315][  T850]  ? lock_acquire.part.0+0xbc/0x260
[   89.061471][  T850]  ? __rtnl_newlink+0xa50/0xa50
[   89.061617][  T850]  ? mark_usage+0x61/0x170
[   89.061771][  T850]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.061922][  T850]  ? __rtnl_newlink+0xa50/0xa50
[   89.062069][  T850]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.062218][  T850]  ? validate_chain+0x38b/0xc20
[   89.062363][  T850]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.062502][  T850]  ? __lock_acquire+0x508/0xc10
[   89.062647][  T850]  ? lock_acquire.part.0+0xbc/0x260
[   89.062788][  T850]  ? find_held_lock+0x2b/0x80
[   89.062935][  T850]  netlink_rcv_skb+0x14e/0x3a0
[   89.063085][  T850]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.063241][  T850]  ? netlink_ack+0xcd0/0xcd0
[   89.063389][  T850]  ? netlink_deliver_tap+0xc5/0x330
[   89.063536][  T850]  ? netlink_deliver_tap+0x13c/0x330
[   89.063684][  T850]  netlink_unicast+0x486/0x750
[   89.063829][  T850]  ? netlink_attachskb+0x810/0x810
[   89.063967][  T850]  ? __lock_acquire+0x508/0xc10
[   89.064121][  T850]  netlink_sendmsg+0x735/0xc60
[   89.064271][  T850]  ? netlink_unicast+0x750/0x750
[   89.064427][  T850]  ? __might_fault+0x97/0x140
[   89.064582][  T850]  ____sys_sendmsg+0x419/0x850
[   89.064731][  T850]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.064879][  T850]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.065061][  T850]  ? move_addr_to_kernel+0x40/0x40
[   89.065220][  T850]  ? stack_depot_save_flags+0x367/0x770
[   89.065374][  T850]  ? validate_chain+0x38b/0xc20
[   89.065522][  T850]  ___sys_sendmsg+0x14e/0x1d0
[   89.065674][  T850]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.065862][  T850]  ? copy_msghdr_from_user+0x460/0x460
[   89.066012][  T850]  __sys_sendmsg+0x145/0x1f0
[   89.066160][  T850]  ? __sys_sendmsg_sock+0x20/0x20
[   89.066306][  T850]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.066493][  T850]  ? do_raw_spin_unlock+0x59/0x250
[   89.066642][  T850]  ? rcu_is_watching+0x15/0xd0
[   89.066795][  T850]  do_syscall_64+0x117/0xfc0
[   89.066945][  T850]  ? trace_hardirqs_off+0xd/0x30
[   89.067089][  T850]  ? exc_page_fault+0xee/0x100
[   89.067240][  T850]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.067417][  T850] RIP: 0033:0x7f8d57f2c08e
[   89.067568][  T850] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.068089][  T850] RSP: 002b:00007ffc35635430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.068319][  T850] RAX: ffffffffffffffda RBX: 00007ffc35635be0 RCX: 00007f8d57f2c08e
[   89.068547][  T850] RDX: 0000000000000000 RSI: 00007ffc356354e0 RDI: 0000000000000005
[   89.068761][  T850] RBP: 00007ffc35635440 R08: 0000000000000000 R09: 0000000000000000
[   89.068980][  T850] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.069199][  T850] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc35635bb0
[   89.069419][  T850]  </TASK>
[   89.069531][  T850] irq event stamp: 24573
[   89.069643][  T850] hardirqs last  enabled at (24581): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.069899][  T850] hardirqs last disabled at (24588): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.070160][  T850] softirqs last  enabled at (23762): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.070431][  T850] softirqs last disabled at (23760): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.070682][  T850] ---[ end trace 0000000000000000 ]---
[   89.070960][  T850] ------------[ cut here ]------------
[   89.071112][  T850] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/850
[   89.071375][  T850] CPU: 1 UID: 0 PID: 850 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.071664][  T850] Tainted: [W]=WARN
[   89.071776][  T850] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.071960][  T850] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.072161][  T850] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.072695][  T850] RSP: 0018:ffa0000002156f10 EFLAGS: 00010286
[   89.072887][  T850] RAX: 00000000ffffffa6 RBX: ff11000011c938c0 RCX: 1ff400000042ada8
[   89.073110][  T850] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c93978
[   89.073341][  T850] RBP: ff11000013039000 R08: 1fe2200002392730 R09: ff11000013b6ae80
[   89.073565][  T850] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   89.073782][  T850] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   89.073988][  T850] FS:  00007f8d57cf2840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   89.074246][  T850] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.074435][  T850] CR2: 00007f777bdd11a0 CR3: 0000000015fc6003 CR4: 0000000000771ef0
[   89.074649][  T850] PKRU: 55555554
[   89.074764][  T850] Call Trace:
[   89.074876][  T850]  <TASK>
[   89.074955][  T850]  ? rcu_is_watching+0x15/0xd0
[   89.075106][  T850]  rtnetlink_event+0xe0/0x1f0
[   89.075253][  T850]  notifier_call_chain+0xb0/0x320
[   89.075402][  T850]  netif_set_mtu_ext+0x354/0x5f0
[   89.075552][  T850]  ? dev_validate_mtu+0x180/0x180
[   89.075697][  T850]  ? __netdev_update_features+0x4b0/0xdf0
[   89.075846][  T850]  netif_set_mtu+0x85/0xe0
[   89.075998][  T850]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   89.076155][  T850]  dev_set_mtu+0x9d/0x150
[   89.076269][  T850]  ? dev_disable_lro+0x95/0x140
[   89.076422][  T850]  hsr_add_port+0x6e3/0xb60
[   89.076571][  T850]  ? hsr_port_exists+0x60/0x60
[   89.076721][  T850]  ? timer_init_key+0x10d/0x280
[   89.076871][  T850]  hsr_dev_finalize+0x6e8/0xc00
[   89.077024][  T850]  ? alloc_netdev_mqs+0xed0/0x1490
[   89.077181][  T850]  hsr_newlink+0x3b0/0x980
[   89.077333][  T850]  ? hsr_dellink+0x90/0x90
[   89.077479][  T850]  ? rtnl_create_link+0x169/0xf20
[   89.077624][  T850]  ? nla_strscpy+0xe3/0x180
[   89.077768][  T850]  rtnl_newlink_create+0x2da/0x780
[   89.077912][  T850]  ? rtnl_create_link+0xf20/0xf20
[   89.078058][  T850]  ? __dev_get_by_name+0x12/0x50
[   89.078209][  T850]  ? rtnl_dev_get+0xd7/0x170
[   89.078368][  T850]  __rtnl_newlink+0x22b/0xa50
[   89.078522][  T850]  rtnl_newlink+0x8d1/0xea0
[   89.078673][  T850]  ? lock_acquire.part.0+0xbc/0x260
[   89.078822][  T850]  ? __rtnl_newlink+0xa50/0xa50
[   89.078968][  T850]  ? mark_usage+0x61/0x170
[   89.079128][  T850]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.079279][  T850]  ? __rtnl_newlink+0xa50/0xa50
[   89.079437][  T850]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.079587][  T850]  ? validate_chain+0x38b/0xc20
[   89.079737][  T850]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.079885][  T850]  ? __lock_acquire+0x508/0xc10
[   89.080026][  T850]  ? lock_acquire.part.0+0xbc/0x260
[   89.080171][  T850]  ? find_held_lock+0x2b/0x80
[   89.080319][  T850]  netlink_rcv_skb+0x14e/0x3a0
[   89.080462][  T850]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.080606][  T850]  ? netlink_ack+0xcd0/0xcd0
[   89.080752][  T850]  ? netlink_deliver_tap+0xc5/0x330
[   89.080894][  T850]  ? netlink_deliver_tap+0x13c/0x330
[   89.081043][  T850]  netlink_unicast+0x486/0x750
[   89.081200][  T850]  ? netlink_attachskb+0x810/0x810
[   89.081354][  T850]  ? __lock_acquire+0x508/0xc10
[   89.081495][  T850]  netlink_sendmsg+0x735/0xc60
[   89.081635][  T850]  ? netlink_unicast+0x750/0x750
[   89.081776][  T850]  ? __might_fault+0x97/0x140
[   89.081917][  T850]  ____sys_sendmsg+0x419/0x850
[   89.082056][  T850]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.082204][  T850]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.082381][  T850]  ? move_addr_to_kernel+0x40/0x40
[   89.082520][  T850]  ? stack_depot_save_flags+0x367/0x770
[   89.082659][  T850]  ? validate_chain+0x38b/0xc20
[   89.082803][  T850]  ___sys_sendmsg+0x14e/0x1d0
[   89.082941][  T850]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.083116][  T850]  ? copy_msghdr_from_user+0x460/0x460
[   89.083268][  T850]  __sys_sendmsg+0x145/0x1f0
[   89.083411][  T850]  ? __sys_sendmsg_sock+0x20/0x20
[   89.083551][  T850]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.083730][  T850]  ? do_raw_spin_unlock+0x59/0x250
[   89.083873][  T850]  ? rcu_is_watching+0x15/0xd0
[   89.084015][  T850]  do_syscall_64+0x117/0xfc0
[   89.084166][  T850]  ? trace_hardirqs_off+0xd/0x30
[   89.084310][  T850]  ? exc_page_fault+0xee/0x100
[   89.084459][  T850]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.084631][  T850] RIP: 0033:0x7f8d57f2c08e
[   89.084775][  T850] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.085384][  T850] RSP: 002b:00007ffc35635430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.085595][  T850] RAX: ffffffffffffffda RBX: 00007ffc35635be0 RCX: 00007f8d57f2c08e
[   89.085901][  T850] RDX: 0000000000000000 RSI: 00007ffc356354e0 RDI: 0000000000000005
[   89.086115][  T850] RBP: 00007ffc35635440 R08: 0000000000000000 R09: 0000000000000000
[   89.086327][  T850] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.086631][  T850] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc35635bb0
[   89.086840][  T850]  </TASK>
[   89.086945][  T850] irq event stamp: 25459
[   89.087051][  T850] hardirqs last  enabled at (25467): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.087397][  T850] hardirqs last disabled at (25476): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.087633][  T850] softirqs last  enabled at (24656): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.087968][  T850] softirqs last disabled at (24654): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.088215][  T850] ---[ end trace 0000000000000000 ]---
[   89.088500][  T850] vethB: entered promiscuous mode
[   89.088699][  T850] ------------[ cut here ]------------
[   89.088837][  T850] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/850
[   89.089179][  T850] CPU: 1 UID: 0 PID: 850 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.089469][  T850] Tainted: [W]=WARN
[   89.089575][  T850] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.089848][  T850] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.090029][  T850] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.090641][  T850] RSP: 0018:ffa0000002156fb0 EFLAGS: 00010286
[   89.090816][  T850] RAX: 00000000ffffffa6 RBX: ff11000011c931c0 RCX: 1ff400000042adbc
[   89.091025][  T850] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c93278
[   89.091344][  T850] RBP: ff11000015ee9000 R08: 1fe2200002392650 R09: ff11000013b6ae80
[   89.091558][  T850] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   89.091867][  T850] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ee9000
[   89.092080][  T850] FS:  00007f8d57cf2840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   89.092337][  T850] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.092612][  T850] CR2: 00007f777bdd11a0 CR3: 0000000015fc6003 CR4: 0000000000771ef0
[   89.092826][  T850] PKRU: 55555554
[   89.092932][  T850] Call Trace:
[   89.093037][  T850]  <TASK>
[   89.093212][  T850]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.093360][  T850]  ? netlink_sendmsg+0x735/0xc60
[   89.093502][  T850]  rtmsg_ifinfo+0x5c/0xb0
[   89.093609][  T850]  __dev_notify_flags+0x1b8/0x280
[   89.093751][  T850]  ? netdev_info+0xe2/0x116
[   89.093992][  T850]  ? netdev_notice+0x120/0x120
[   89.094136][  T850]  ? netif_change_name+0x8c0/0x8c0
[   89.094280][  T850]  __dev_set_promiscuity+0x194/0x230
[   89.094425][  T850]  netif_set_promiscuity+0x4c/0xc0
[   89.094664][  T850]  dev_set_promiscuity+0x9d/0x150
[   89.094805][  T850]  hsr_add_port+0x48c/0xb60
[   89.094946][  T850]  ? hsr_port_exists+0x60/0x60
[   89.095087][  T850]  ? timer_init_key+0x10d/0x280
[   89.095239][  T850]  hsr_dev_finalize+0x727/0xc00
[   89.095386][  T850]  ? alloc_netdev_mqs+0xed0/0x1490
[   89.095524][  T850]  hsr_newlink+0x3b0/0x980
[   89.095665][  T850]  ? hsr_dellink+0x90/0x90
[   89.095903][  T850]  ? rtnl_create_link+0x169/0xf20
[   89.096042][  T850]  ? nla_strscpy+0xe3/0x180
[   89.096189][  T850]  rtnl_newlink_create+0x2da/0x780
[   89.096336][  T850]  ? rtnl_create_link+0xf20/0xf20
[   89.096570][  T850]  ? __dev_get_by_name+0x12/0x50
[   89.096710][  T850]  ? rtnl_dev_get+0xd7/0x170
[   89.096853][  T850]  __rtnl_newlink+0x22b/0xa50
[   89.096995][  T850]  rtnl_newlink+0x8d1/0xea0
[   89.097239][  T850]  ? lock_acquire.part.0+0xbc/0x260
[   89.097384][  T850]  ? __rtnl_newlink+0xa50/0xa50
[   89.097523][  T850]  ? mark_usage+0x61/0x170
[   89.097667][  T850]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.097901][  T850]  ? __rtnl_newlink+0xa50/0xa50
[   89.098039][  T850]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.098181][  T850]  ? validate_chain+0x38b/0xc20
[   89.098324][  T850]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.098557][  T850]  ? __lock_acquire+0x508/0xc10
[   89.098697][  T850]  ? lock_acquire.part.0+0xbc/0x260
[   89.098839][  T850]  ? find_held_lock+0x2b/0x80
[   89.098979][  T850]  netlink_rcv_skb+0x14e/0x3a0
[   89.099219][  T850]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.099363][  T850]  ? netlink_ack+0xcd0/0xcd0
[   89.099506][  T850]  ? netlink_deliver_tap+0xc5/0x330
[   89.099644][  T850]  ? netlink_deliver_tap+0x13c/0x330
[   89.099883][  T850]  netlink_unicast+0x486/0x750
[   89.100025][  T850]  ? netlink_attachskb+0x810/0x810
[   89.100174][  T850]  ? __lock_acquire+0x508/0xc10
[   89.100317][  T850]  netlink_sendmsg+0x735/0xc60
[   89.100556][  T850]  ? netlink_unicast+0x750/0x750
[   89.100695][  T850]  ? __might_fault+0x97/0x140
[   89.100836][  T850]  ____sys_sendmsg+0x419/0x850
[   89.100976][  T850]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.101215][  T850]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.101400][  T850]  ? move_addr_to_kernel+0x40/0x40
[   89.101539][  T850]  ? stack_depot_save_flags+0x367/0x770
[   89.101774][  T850]  ? validate_chain+0x38b/0xc20
[   89.101916][  T850]  ___sys_sendmsg+0x14e/0x1d0
[   89.102055][  T850]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.102239][  T850]  ? copy_msghdr_from_user+0x460/0x460
[   89.102489][  T850]  __sys_sendmsg+0x145/0x1f0
[   89.102632][  T850]  ? __sys_sendmsg_sock+0x20/0x20
[   89.102771][  T850]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.102946][  T850]  ? do_raw_spin_unlock+0x59/0x250
[   89.103191][  T850]  ? rcu_is_watching+0x15/0xd0
[   89.103340][  T850]  do_syscall_64+0x117/0xfc0
[   89.103480][  T850]  ? trace_hardirqs_off+0xd/0x30
[   89.103620][  T850]  ? exc_page_fault+0xee/0x100
[   89.103857][  T850]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.104032][  T850] RIP: 0033:0x7f8d57f2c08e
[   89.104181][  T850] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.104781][  T850] RSP: 002b:00007ffc35635430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.104992][  T850] RAX: ffffffffffffffda RBX: 00007ffc35635be0 RCX: 00007f8d57f2c08e
[   89.105306][  T850] RDX: 0000000000000000 RSI: 00007ffc356354e0 RDI: 0000000000000005
[   89.105518][  T850] RBP: 00007ffc35635440 R08: 0000000000000000 R09: 0000000000000000
[   89.105825][  T850] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.106031][  T850] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc35635bb0
[   89.106248][  T850]  </TASK>
[   89.106451][  T850] irq event stamp: 26417
[   89.106555][  T850] hardirqs last  enabled at (26425): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.106796][  T850] hardirqs last disabled at (26432): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.107138][  T850] softirqs last  enabled at (25610): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.107387][  T850] softirqs last disabled at (25608): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.107630][  T850] ---[ end trace 0000000000000000 ]---
[   89.108124][  T850] ------------[ cut here ]------------
[   89.108260][  T850] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/850
[   89.108592][  T850] CPU: 1 UID: 0 PID: 850 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.108863][  T850] Tainted: [W]=WARN
[   89.108964][  T850] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.109140][  T850] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.109319][  T850] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.109895][  T850] RSP: 0018:ffa0000002156f90 EFLAGS: 00010286
[   89.110066][  T850] RAX: 00000000ffffffa6 RBX: ff11000011c93e00 RCX: 1ff400000042adb8
[   89.110271][  T850] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c93eb8
[   89.110574][  T850] RBP: ff11000015ee9000 R08: 1fe22000023927d8 R09: ff11000013b6ae80
[   89.110774][  T850] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   89.111069][  T850] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   89.111276][  T850] FS:  00007f8d57cf2840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   89.111518][  T850] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.111781][  T850] CR2: 00007f777bdd11a0 CR3: 0000000015fc6003 CR4: 0000000000771ef0
[   89.111982][  T850] PKRU: 55555554
[   89.112085][  T850] Call Trace:
[   89.112190][  T850]  <TASK>
[   89.112357][  T850]  ? rcu_is_watching+0x15/0xd0
[   89.112494][  T850]  rtnetlink_event+0xe0/0x1f0
[   89.112632][  T850]  notifier_call_chain+0xb0/0x320
[   89.112770][  T850]  __netdev_upper_dev_link+0x3a5/0x590
[   89.112997][  T850]  ? netdev_wait_allrefs_any+0x570/0x570
[   89.113140][  T850]  ? do_raw_spin_lock+0x131/0x280
[   89.113276][  T850]  ? find_held_lock+0x2b/0x80
[   89.113417][  T850]  netdev_master_upper_dev_link+0x86/0xb0
[   89.113643][  T850]  ? netdev_upper_dev_link+0xb0/0xb0
[   89.113781][  T850]  ? lockdep_rtnl_is_held+0x1a/0x20
[   89.113918][  T850]  ? hsr_port_get_hsr+0x9c/0x150
[   89.114055][  T850]  hsr_add_port+0x4eb/0xb60
[   89.114200][  T850]  ? hsr_port_exists+0x60/0x60
[   89.114346][  T850]  ? timer_init_key+0x10d/0x280
[   89.114482][  T850]  hsr_dev_finalize+0x727/0xc00
[   89.114618][  T850]  ? alloc_netdev_mqs+0xed0/0x1490
[   89.114846][  T850]  hsr_newlink+0x3b0/0x980
[   89.114985][  T850]  ? hsr_dellink+0x90/0x90
[   89.115125][  T850]  ? rtnl_create_link+0x169/0xf20
[   89.115265][  T850]  ? nla_strscpy+0xe3/0x180
[   89.115498][  T850]  rtnl_newlink_create+0x2da/0x780
[   89.115635][  T850]  ? rtnl_create_link+0xf20/0xf20
[   89.115771][  T850]  ? __dev_get_by_name+0x12/0x50
[   89.115907][  T850]  ? rtnl_dev_get+0xd7/0x170
[   89.116147][  T850]  __rtnl_newlink+0x22b/0xa50
[   89.116291][  T850]  rtnl_newlink+0x8d1/0xea0
[   89.116431][  T850]  ? lock_acquire.part.0+0xbc/0x260
[   89.116566][  T850]  ? __rtnl_newlink+0xa50/0xa50
[   89.116793][  T850]  ? mark_usage+0x61/0x170
[   89.116933][  T850]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.117069][  T850]  ? __rtnl_newlink+0xa50/0xa50
[   89.117210][  T850]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.117441][  T850]  ? validate_chain+0x38b/0xc20
[   89.117579][  T850]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.117715][  T850]  ? __lock_acquire+0x508/0xc10
[   89.117852][  T850]  ? lock_acquire.part.0+0xbc/0x260
[   89.118077][  T850]  ? find_held_lock+0x2b/0x80
[   89.118220][  T850]  netlink_rcv_skb+0x14e/0x3a0
[   89.118357][  T850]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.118493][  T850]  ? netlink_ack+0xcd0/0xcd0
[   89.118723][  T850]  ? netlink_deliver_tap+0xc5/0x330
[   89.118862][  T850]  ? netlink_deliver_tap+0x13c/0x330
[   89.118998][  T850]  netlink_unicast+0x486/0x750
[   89.119139][  T850]  ? netlink_attachskb+0x810/0x810
[   89.119370][  T850]  ? __lock_acquire+0x508/0xc10
[   89.119507][  T850]  netlink_sendmsg+0x735/0xc60
[   89.119643][  T850]  ? netlink_unicast+0x750/0x750
[   89.119781][  T850]  ? __might_fault+0x97/0x140
[   89.120023][  T850]  ____sys_sendmsg+0x419/0x850
[   89.120166][  T850]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.120303][  T850]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.120474][  T850]  ? move_addr_to_kernel+0x40/0x40
[   89.120702][  T850]  ? stack_depot_save_flags+0x367/0x770
[   89.120837][  T850]  ? validate_chain+0x38b/0xc20
[   89.120972][  T850]  ___sys_sendmsg+0x14e/0x1d0
[   89.121111][  T850]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.121375][  T850]  ? copy_msghdr_from_user+0x460/0x460
[   89.121521][  T850]  __sys_sendmsg+0x145/0x1f0
[   89.121656][  T850]  ? __sys_sendmsg_sock+0x20/0x20
[   89.121792][  T850]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.122056][  T850]  ? do_raw_spin_unlock+0x59/0x250
[   89.122199][  T850]  ? rcu_is_watching+0x15/0xd0
[   89.122343][  T850]  do_syscall_64+0x117/0xfc0
[   89.122478][  T850]  ? trace_hardirqs_off+0xd/0x30
[   89.122706][  T850]  ? exc_page_fault+0xee/0x100
[   89.122842][  T850]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.123010][  T850] RIP: 0033:0x7f8d57f2c08e
[   89.123155][  T850] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.123646][  T850] RSP: 002b:00007ffc35635430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.123944][  T850] RAX: ffffffffffffffda RBX: 00007ffc35635be0 RCX: 00007f8d57f2c08e
[   89.124148][  T850] RDX: 0000000000000000 RSI: 00007ffc356354e0 RDI: 0000000000000005
[   89.124449][  T850] RBP: 00007ffc35635440 R08: 0000000000000000 R09: 0000000000000000
[   89.124651][  T850] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.124853][  T850] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc35635bb0
[   89.125158][  T850]  </TASK>
[   89.125261][  T850] irq event stamp: 27389
[   89.125366][  T850] hardirqs last  enabled at (27397): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.125602][  T850] hardirqs last disabled at (27404): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.125927][  T850] softirqs last  enabled at (26630): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.126171][  T850] softirqs last disabled at (26625): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.126502][  T850] ---[ end trace 0000000000000000 ]---
[   89.126818][  T850] ------------[ cut here ]------------
[   89.126946][  T850] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/850
[   89.127263][  T850] CPU: 1 UID: 0 PID: 850 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.127529][  T850] Tainted: [W]=WARN
[   89.127720][  T850] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.127885][  T850] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.128054][  T850] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.128617][  T850] RSP: 0018:ffa00000021571a0 EFLAGS: 00010286
[   89.128781][  T850] RAX: 00000000ffffffa6 RBX: ff11000011c92740 RCX: 1ff400000042adfa
[   89.129064][  T850] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c927f8
[   89.129266][  T850] RBP: ff11000013039000 R08: 1fe2200002392500 R09: ff11000013b6ae80
[   89.129463][  T850] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   89.129748][  T850] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   89.129942][  T850] FS:  00007f8d57cf2840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   89.130276][  T850] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.130444][  T850] CR2: 00007f777bdd11a0 CR3: 0000000015fc6003 CR4: 0000000000771ef0
[   89.130640][  T850] PKRU: 55555554
[   89.130825][  T850] Call Trace:
[   89.130923][  T850]  <TASK>
[   89.130990][  T850]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.131128][  T850]  rtmsg_ifinfo+0x5c/0xb0
[   89.131230][  T850]  __dev_notify_flags+0x1b8/0x280
[   89.131454][  T850]  ? netif_change_name+0x8c0/0x8c0
[   89.131585][  T850]  ? hsr_dev_finalize+0x925/0xc00
[   89.131717][  T850]  ? alloc_netdev_mqs+0xed0/0x1490
[   89.131849][  T850]  ? hsr_newlink+0x3b0/0x980
[   89.132069][  T850]  ? hsr_dellink+0x90/0x90
[   89.132206][  T850]  rtnl_configure_link+0x1ac/0x390
[   89.132341][  T850]  ? nla_strscpy+0xe3/0x180
[   89.132475][  T850]  rtnl_newlink_create+0x353/0x780
[   89.132694][  T850]  ? rtnl_create_link+0xf20/0xf20
[   89.132826][  T850]  ? __dev_get_by_name+0x12/0x50
[   89.132957][  T850]  ? rtnl_dev_get+0xd7/0x170
[   89.133092][  T850]  __rtnl_newlink+0x22b/0xa50
[   89.133329][  T850]  rtnl_newlink+0x8d1/0xea0
[   89.133462][  T850]  ? lock_acquire.part.0+0xbc/0x260
[   89.133593][  T850]  ? __rtnl_newlink+0xa50/0xa50
[   89.133722][  T850]  ? mark_usage+0x61/0x170
[   89.133944][  T850]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.134075][  T850]  ? __rtnl_newlink+0xa50/0xa50
[   89.134210][  T850]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.134343][  T850]  ? validate_chain+0x38b/0xc20
[   89.134560][  T850]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.134689][  T850]  ? __lock_acquire+0x508/0xc10
[   89.134821][  T850]  ? lock_acquire.part.0+0xbc/0x260
[   89.134951][  T850]  ? find_held_lock+0x2b/0x80
[   89.135176][  T850]  netlink_rcv_skb+0x14e/0x3a0
[   89.135308][  T850]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.135448][  T850]  ? netlink_ack+0xcd0/0xcd0
[   89.135583][  T850]  ? netlink_deliver_tap+0xc5/0x330
[   89.135801][  T850]  ? netlink_deliver_tap+0x13c/0x330
[   89.135935][  T850]  netlink_unicast+0x486/0x750
[   89.136069][  T850]  ? netlink_attachskb+0x810/0x810
[   89.136206][  T850]  ? __lock_acquire+0x508/0xc10
[   89.136432][  T850]  netlink_sendmsg+0x735/0xc60
[   89.136565][  T850]  ? netlink_unicast+0x750/0x750
[   89.136698][  T850]  ? __might_fault+0x97/0x140
[   89.136830][  T850]  ____sys_sendmsg+0x419/0x850
[   89.137049][  T850]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.137187][  T850]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.137358][  T850]  ? move_addr_to_kernel+0x40/0x40
[   89.137491][  T850]  ? stack_depot_save_flags+0x367/0x770
[   89.137714][  T850]  ? validate_chain+0x38b/0xc20
[   89.137846][  T850]  ___sys_sendmsg+0x14e/0x1d0
[   89.137976][  T850]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.138143][  T850]  ? copy_msghdr_from_user+0x460/0x460
[   89.138377][  T850]  __sys_sendmsg+0x145/0x1f0
[   89.138507][  T850]  ? __sys_sendmsg_sock+0x20/0x20
[   89.138639][  T850]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.138805][  T850]  ? do_raw_spin_unlock+0x59/0x250
[   89.139024][  T850]  ? rcu_is_watching+0x15/0xd0
[   89.139162][  T850]  do_syscall_64+0x117/0xfc0
[   89.139293][  T850]  ? trace_hardirqs_off+0xd/0x30
[   89.139432][  T850]  ? exc_page_fault+0xee/0x100
[   89.139652][  T850]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.139813][  T850] RIP: 0033:0x7f8d57f2c08e
[   89.139947][  T850] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.140515][  T850] RSP: 002b:00007ffc35635430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.140802][  T850] RAX: ffffffffffffffda RBX: 00007ffc35635be0 RCX: 00007f8d57f2c08e
[   89.140996][  T850] RDX: 0000000000000000 RSI: 00007ffc356354e0 RDI: 0000000000000005
[   89.141199][  T850] RBP: 00007ffc35635440 R08: 0000000000000000 R09: 0000000000000000
[   89.141488][  T850] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.141682][  T850] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc35635bb0
[   89.141881][  T850]  </TASK>
[   89.142067][  T850] irq event stamp: 28245
[   89.142171][  T850] hardirqs last  enabled at (28255): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.142403][  T850] hardirqs last disabled at (28262): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.142716][  T850] softirqs last  enabled at (27652): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.142943][  T850] softirqs last disabled at (27647): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.143266][  T850] ---[ end trace 0000000000000000 ]---
[   89.185159][  T851] vethA: entered promiscuous mode
[   89.185413][  T851] ------------[ cut here ]------------
[   89.185556][  T851] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/851
[   89.185799][  T851] CPU: 3 UID: 0 PID: 851 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.186080][  T851] Tainted: [W]=WARN
[   89.186193][  T851] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.186381][  T851] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.186563][  T851] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.187062][  T851] RSP: 0018:ffa0000002156fb0 EFLAGS: 00010286
[   89.187244][  T851] RAX: 00000000ffffffa6 RBX: ff11000010116200 RCX: 1ff400000042adbc
[   89.187457][  T851] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101162b8
[   89.187667][  T851] RBP: ff11000015ae1000 R08: 1fe2200002022c58 R09: ff11000013b6d180
[   89.187875][  T851] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   89.188084][  T851] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ae1000
[   89.188299][  T851] FS:  00007f762699a840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   89.188550][  T851] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.188729][  T851] CR2: 0000000028dcb9e8 CR3: 0000000015fcf001 CR4: 0000000000771ef0
[   89.188937][  T851] PKRU: 55555554
[   89.189041][  T851] Call Trace:
[   89.189149][  T851]  <TASK>
[   89.189221][  T851]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.189367][  T851]  ? netlink_sendmsg+0x735/0xc60
[   89.189509][  T851]  rtmsg_ifinfo+0x5c/0xb0
[   89.189638][  T851]  __dev_notify_flags+0x1b8/0x280
[   89.189778][  T851]  ? netdev_info+0xe2/0x116
[   89.189921][  T851]  ? netdev_notice+0x120/0x120
[   89.190061][  T851]  ? netif_change_name+0x8c0/0x8c0
[   89.190225][  T851]  __dev_set_promiscuity+0x194/0x230
[   89.190373][  T851]  netif_set_promiscuity+0x4c/0xc0
[   89.190514][  T851]  dev_set_promiscuity+0x9d/0x150
[   89.190656][  T851]  hsr_add_port+0x48c/0xb60
[   89.190797][  T851]  ? hsr_port_exists+0x60/0x60
[   89.190938][  T851]  ? timer_init_key+0x10d/0x280
[   89.191084][  T851]  hsr_dev_finalize+0x6e8/0xc00
[   89.191234][  T851]  ? alloc_netdev_mqs+0xed0/0x1490
[   89.191381][  T851]  hsr_newlink+0x3b0/0x980
[   89.191523][  T851]  ? hsr_dellink+0x90/0x90
[   89.191666][  T851]  ? rtnl_create_link+0x169/0xf20
[   89.191807][  T851]  ? nla_strscpy+0xe3/0x180
[   89.191948][  T851]  rtnl_newlink_create+0x2da/0x780
[   89.192091][  T851]  ? rtnl_create_link+0xf20/0xf20
[   89.192239][  T851]  ? __dev_get_by_name+0x12/0x50
[   89.192386][  T851]  ? rtnl_dev_get+0xd7/0x170
[   89.192530][  T851]  __rtnl_newlink+0x22b/0xa50
[   89.192676][  T851]  rtnl_newlink+0x8d1/0xea0
[   89.192818][  T851]  ? lock_acquire.part.0+0xbc/0x260
[   89.192959][  T851]  ? __rtnl_newlink+0xa50/0xa50
[   89.193103][  T851]  ? mark_usage+0x61/0x170
[   89.193248][  T851]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.193393][  T851]  ? __rtnl_newlink+0xa50/0xa50
[   89.193533][  T851]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.193674][  T851]  ? validate_chain+0x38b/0xc20
[   89.193815][  T851]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.193954][  T851]  ? __lock_acquire+0x508/0xc10
[   89.194102][  T851]  ? lock_acquire.part.0+0xbc/0x260
[   89.194243][  T851]  ? find_held_lock+0x2b/0x80
[   89.194391][  T851]  netlink_rcv_skb+0x14e/0x3a0
[   89.194531][  T851]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.194674][  T851]  ? netlink_ack+0xcd0/0xcd0
[   89.194819][  T851]  ? netlink_deliver_tap+0xc5/0x330
[   89.194960][  T851]  ? netlink_deliver_tap+0x13c/0x330
[   89.195107][  T851]  netlink_unicast+0x486/0x750
[   89.195250][  T851]  ? netlink_attachskb+0x810/0x810
[   89.195399][  T851]  ? __lock_acquire+0x508/0xc10
[   89.195541][  T851]  netlink_sendmsg+0x735/0xc60
[   89.195684][  T851]  ? netlink_unicast+0x750/0x750
[   89.195826][  T851]  ? __might_fault+0x97/0x140
[   89.195968][  T851]  ____sys_sendmsg+0x419/0x850
[   89.196112][  T851]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.196253][  T851]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.196462][  T851]  ? move_addr_to_kernel+0x40/0x40
[   89.196603][  T851]  ? stack_depot_save_flags+0x367/0x770
[   89.196746][  T851]  ? validate_chain+0x38b/0xc20
[   89.196888][  T851]  ___sys_sendmsg+0x14e/0x1d0
[   89.197027][  T851]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.197208][  T851]  ? copy_msghdr_from_user+0x460/0x460
[   89.197364][  T851]  __sys_sendmsg+0x145/0x1f0
[   89.197506][  T851]  ? __sys_sendmsg_sock+0x20/0x20
[   89.197647][  T851]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.197826][  T851]  ? do_raw_spin_unlock+0x59/0x250
[   89.197967][  T851]  ? rcu_is_watching+0x15/0xd0
[   89.198113][  T851]  do_syscall_64+0x117/0xfc0
[   89.198255][  T851]  ? trace_hardirqs_off+0xd/0x30
[   89.198400][  T851]  ? exc_page_fault+0xee/0x100
[   89.198540][  T851]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.198717][  T851] RIP: 0033:0x7f7626bd408e
[   89.198865][  T851] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.199375][  T851] RSP: 002b:00007ffe577e4220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.199592][  T851] RAX: ffffffffffffffda RBX: 00007ffe577e49d0 RCX: 00007f7626bd408e
[   89.199802][  T851] RDX: 0000000000000000 RSI: 00007ffe577e42d0 RDI: 0000000000000005
[   89.200012][  T851] RBP: 00007ffe577e4230 R08: 0000000000000000 R09: 0000000000000000
[   89.200229][  T851] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.200444][  T851] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe577e49a0
[   89.200661][  T851]  </TASK>
[   89.200767][  T851] irq event stamp: 25451
[   89.200872][  T851] hardirqs last  enabled at (25459): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.201117][  T851] hardirqs last disabled at (25468): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.201374][  T851] softirqs last  enabled at (24650): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.201619][  T851] softirqs last disabled at (24648): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.201863][  T851] ---[ end trace 0000000000000000 ]---
[   89.202269][  T851] ------------[ cut here ]------------
[   89.202438][  T851] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/851
[   89.202675][  T851] CPU: 3 UID: 0 PID: 851 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.202974][  T851] Tainted: [W]=WARN
[   89.203078][  T851] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.203255][  T851] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.203436][  T851] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.203922][  T851] RSP: 0018:ffa0000002156f90 EFLAGS: 00010286
[   89.204092][  T851] RAX: 00000000ffffffa6 RBX: ff11000010117380 RCX: 1ff400000042adb8
[   89.204301][  T851] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010117438
[   89.204513][  T851] RBP: ff11000015ae1000 R08: 1fe2200002022e88 R09: ff11000013b6d180
[   89.204716][  T851] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   89.204921][  T851] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   89.205131][  T851] FS:  00007f762699a840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   89.205382][  T851] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.205553][  T851] CR2: 0000000028dcb9e8 CR3: 0000000015fcf001 CR4: 0000000000771ef0
[   89.205757][  T851] PKRU: 55555554
[   89.205858][  T851] Call Trace:
[   89.205962][  T851]  <TASK>
[   89.206032][  T851]  ? rcu_is_watching+0x15/0xd0
[   89.206172][  T851]  rtnetlink_event+0xe0/0x1f0
[   89.206312][  T851]  notifier_call_chain+0xb0/0x320
[   89.206456][  T851]  __netdev_upper_dev_link+0x3a5/0x590
[   89.206594][  T851]  ? netdev_wait_allrefs_any+0x570/0x570
[   89.206732][  T851]  ? do_raw_spin_lock+0x131/0x280
[   89.206870][  T851]  ? find_held_lock+0x2b/0x80
[   89.207008][  T851]  netdev_master_upper_dev_link+0x86/0xb0
[   89.207147][  T851]  ? netdev_upper_dev_link+0xb0/0xb0
[   89.207286][  T851]  ? lockdep_rtnl_is_held+0x1a/0x20
[   89.207426][  T851]  ? hsr_port_get_hsr+0x9c/0x150
[   89.207565][  T851]  hsr_add_port+0x4eb/0xb60
[   89.207701][  T851]  ? hsr_port_exists+0x60/0x60
[   89.207838][  T851]  ? timer_init_key+0x10d/0x280
[   89.207975][  T851]  hsr_dev_finalize+0x6e8/0xc00
[   89.208115][  T851]  ? alloc_netdev_mqs+0xed0/0x1490
[   89.208252][  T851]  hsr_newlink+0x3b0/0x980
[   89.208396][  T851]  ? hsr_dellink+0x90/0x90
[   89.208534][  T851]  ? rtnl_create_link+0x169/0xf20
[   89.208671][  T851]  ? nla_strscpy+0xe3/0x180
[   89.208809][  T851]  rtnl_newlink_create+0x2da/0x780
[   89.208947][  T851]  ? rtnl_create_link+0xf20/0xf20
[   89.209084][  T851]  ? __dev_get_by_name+0x12/0x50
[   89.209227][  T851]  ? rtnl_dev_get+0xd7/0x170
[   89.209375][  T851]  __rtnl_newlink+0x22b/0xa50
[   89.209518][  T851]  rtnl_newlink+0x8d1/0xea0
[   89.209657][  T851]  ? lock_acquire.part.0+0xbc/0x260
[   89.209793][  T851]  ? __rtnl_newlink+0xa50/0xa50
[   89.209929][  T851]  ? mark_usage+0x61/0x170
[   89.210070][  T851]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.210213][  T851]  ? __rtnl_newlink+0xa50/0xa50
[   89.210356][  T851]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.210494][  T851]  ? validate_chain+0x38b/0xc20
[   89.210631][  T851]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.210767][  T851]  ? __lock_acquire+0x508/0xc10
[   89.210905][  T851]  ? lock_acquire.part.0+0xbc/0x260
[   89.211041][  T851]  ? find_held_lock+0x2b/0x80
[   89.211181][  T851]  netlink_rcv_skb+0x14e/0x3a0
[   89.211338][  T851]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.211484][  T851]  ? netlink_ack+0xcd0/0xcd0
[   89.211625][  T851]  ? netlink_deliver_tap+0xc5/0x330
[   89.211764][  T851]  ? netlink_deliver_tap+0x13c/0x330
[   89.211902][  T851]  netlink_unicast+0x486/0x750
[   89.212041][  T851]  ? netlink_attachskb+0x810/0x810
[   89.212183][  T851]  ? __lock_acquire+0x508/0xc10
[   89.212329][  T851]  netlink_sendmsg+0x735/0xc60
[   89.212467][  T851]  ? netlink_unicast+0x750/0x750
[   89.212605][  T851]  ? __might_fault+0x97/0x140
[   89.212745][  T851]  ____sys_sendmsg+0x419/0x850
[   89.212881][  T851]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.213018][  T851]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.213192][  T851]  ? move_addr_to_kernel+0x40/0x40
[   89.213332][  T851]  ? stack_depot_save_flags+0x367/0x770
[   89.213469][  T851]  ? validate_chain+0x38b/0xc20
[   89.213607][  T851]  ___sys_sendmsg+0x14e/0x1d0
[   89.213745][  T851]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.213916][  T851]  ? copy_msghdr_from_user+0x460/0x460
[   89.214063][  T851]  __sys_sendmsg+0x145/0x1f0
[   89.214206][  T851]  ? __sys_sendmsg_sock+0x20/0x20
[   89.214346][  T851]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.214519][  T851]  ? do_raw_spin_unlock+0x59/0x250
[   89.214658][  T851]  ? rcu_is_watching+0x15/0xd0
[   89.214797][  T851]  do_syscall_64+0x117/0xfc0
[   89.214933][  T851]  ? trace_hardirqs_off+0xd/0x30
[   89.215070][  T851]  ? exc_page_fault+0xee/0x100
[   89.215212][  T851]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.215386][  T851] RIP: 0033:0x7f7626bd408e
[   89.215529][  T851] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.216019][  T851] RSP: 002b:00007ffe577e4220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.216234][  T851] RAX: ffffffffffffffda RBX: 00007ffe577e49d0 RCX: 00007f7626bd408e
[   89.216443][  T851] RDX: 0000000000000000 RSI: 00007ffe577e42d0 RDI: 0000000000000005
[   89.216647][  T851] RBP: 00007ffe577e4230 R08: 0000000000000000 R09: 0000000000000000
[   89.216853][  T851] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.217057][  T851] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe577e49a0
[   89.217273][  T851]  </TASK>
[   89.217379][  T851] irq event stamp: 26413
[   89.217481][  T851] hardirqs last  enabled at (26421): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.217724][  T851] hardirqs last disabled at (26428): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.217959][  T851] softirqs last  enabled at (25602): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.218202][  T851] softirqs last disabled at (25600): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.218444][  T851] ---[ end trace 0000000000000000 ]---
[   89.218668][  T851] ------------[ cut here ]------------
[   89.218804][  T851] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/851
[   89.219042][  T851] CPU: 3 UID: 0 PID: 851 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.219333][  T851] Tainted: [W]=WARN
[   89.219437][  T851] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.219613][  T851] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.219793][  T851] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.220293][  T851] RSP: 0018:ffa0000002156f10 EFLAGS: 00010286
[   89.220474][  T851] RAX: 00000000ffffffa6 RBX: ff11000005f69540 RCX: 1ff400000042ada8
[   89.220682][  T851] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f695f8
[   89.220890][  T851] RBP: ff11000013b9c000 R08: 1fe2200000bed2c0 R09: ff11000013b6d180
[   89.221095][  T851] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   89.221311][  T851] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   89.221525][  T851] FS:  00007f762699a840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   89.221771][  T851] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.221947][  T851] CR2: 0000000028dcb9e8 CR3: 0000000015fcf001 CR4: 0000000000771ef0
[   89.222162][  T851] PKRU: 55555554
[   89.222269][  T851] Call Trace:
[   89.222376][  T851]  <TASK>
[   89.222449][  T851]  ? rcu_is_watching+0x15/0xd0
[   89.222591][  T851]  rtnetlink_event+0xe0/0x1f0
[   89.222732][  T851]  notifier_call_chain+0xb0/0x320
[   89.222876][  T851]  netif_set_mtu_ext+0x354/0x5f0
[   89.223017][  T851]  ? dev_validate_mtu+0x180/0x180
[   89.223164][  T851]  ? __netdev_update_features+0x4b0/0xdf0
[   89.223308][  T851]  netif_set_mtu+0x85/0xe0
[   89.223456][  T851]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   89.223601][  T851]  dev_set_mtu+0x9d/0x150
[   89.223708][  T851]  ? dev_disable_lro+0x95/0x140
[   89.223849][  T851]  hsr_add_port+0x6e3/0xb60
[   89.223990][  T851]  ? hsr_port_exists+0x60/0x60
[   89.224135][  T851]  ? timer_init_key+0x10d/0x280
[   89.224275][  T851]  hsr_dev_finalize+0x6e8/0xc00
[   89.224420][  T851]  ? alloc_netdev_mqs+0xed0/0x1490
[   89.224562][  T851]  hsr_newlink+0x3b0/0x980
[   89.224702][  T851]  ? hsr_dellink+0x90/0x90
[   89.224842][  T851]  ? rtnl_create_link+0x169/0xf20
[   89.224982][  T851]  ? nla_strscpy+0xe3/0x180
[   89.225128][  T851]  rtnl_newlink_create+0x2da/0x780
[   89.225270][  T851]  ? rtnl_create_link+0xf20/0xf20
[   89.225414][  T851]  ? __dev_get_by_name+0x12/0x50
[   89.225552][  T851]  ? rtnl_dev_get+0xd7/0x170
[   89.225699][  T851]  __rtnl_newlink+0x22b/0xa50
[   89.225841][  T851]  rtnl_newlink+0x8d1/0xea0
[   89.225982][  T851]  ? lock_acquire.part.0+0xbc/0x260
[   89.226126][  T851]  ? __rtnl_newlink+0xa50/0xa50
[   89.226269][  T851]  ? mark_usage+0x61/0x170
[   89.226418][  T851]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.226559][  T851]  ? __rtnl_newlink+0xa50/0xa50
[   89.226703][  T851]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.226843][  T851]  ? validate_chain+0x38b/0xc20
[   89.226984][  T851]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.227128][  T851]  ? __lock_acquire+0x508/0xc10
[   89.227271][  T851]  ? lock_acquire.part.0+0xbc/0x260
[   89.227414][  T851]  ? find_held_lock+0x2b/0x80
[   89.227553][  T851]  netlink_rcv_skb+0x14e/0x3a0
[   89.227691][  T851]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.227841][  T851]  ? netlink_ack+0xcd0/0xcd0
[   89.227984][  T851]  ? netlink_deliver_tap+0xc5/0x330
[   89.228128][  T851]  ? netlink_deliver_tap+0x13c/0x330
[   89.228271][  T851]  netlink_unicast+0x486/0x750
[   89.228415][  T851]  ? netlink_attachskb+0x810/0x810
[   89.228554][  T851]  ? __lock_acquire+0x508/0xc10
[   89.228693][  T851]  netlink_sendmsg+0x735/0xc60
[   89.228833][  T851]  ? netlink_unicast+0x750/0x750
[   89.228975][  T851]  ? __might_fault+0x97/0x140
[   89.229121][  T851]  ____sys_sendmsg+0x419/0x850
[   89.229263][  T851]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.229408][  T851]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.229580][  T851]  ? move_addr_to_kernel+0x40/0x40
[   89.229720][  T851]  ? stack_depot_save_flags+0x367/0x770
[   89.229859][  T851]  ? validate_chain+0x38b/0xc20
[   89.230000][  T851]  ___sys_sendmsg+0x14e/0x1d0
[   89.230144][  T851]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.230322][  T851]  ? copy_msghdr_from_user+0x460/0x460
[   89.230473][  T851]  __sys_sendmsg+0x145/0x1f0
[   89.230613][  T851]  ? __sys_sendmsg_sock+0x20/0x20
[   89.230752][  T851]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.230926][  T851]  ? do_raw_spin_unlock+0x59/0x250
[   89.231067][  T851]  ? rcu_is_watching+0x15/0xd0
[   89.231213][  T851]  do_syscall_64+0x117/0xfc0
[   89.231359][  T851]  ? trace_hardirqs_off+0xd/0x30
[   89.231499][  T851]  ? exc_page_fault+0xee/0x100
[   89.231638][  T851]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.231809][  T851] RIP: 0033:0x7f7626bd408e
[   89.231952][  T851] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.232459][  T851] RSP: 002b:00007ffe577e4220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.232669][  T851] RAX: ffffffffffffffda RBX: 00007ffe577e49d0 RCX: 00007f7626bd408e
[   89.232877][  T851] RDX: 0000000000000000 RSI: 00007ffe577e42d0 RDI: 0000000000000005
[   89.233085][  T851] RBP: 00007ffe577e4230 R08: 0000000000000000 R09: 0000000000000000
[   89.233301][  T851] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.233514][  T851] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe577e49a0
[   89.233725][  T851]  </TASK>
[   89.233829][  T851] irq event stamp: 27297
[   89.233934][  T851] hardirqs last  enabled at (27305): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.234179][  T851] hardirqs last disabled at (27314): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.234424][  T851] softirqs last  enabled at (26496): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.234665][  T851] softirqs last disabled at (26494): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.234905][  T851] ---[ end trace 0000000000000000 ]---
[   89.235085][  T851] vethB: entered promiscuous mode
[   89.235278][  T851] ------------[ cut here ]------------
[   89.235422][  T851] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/851
[   89.235662][  T851] CPU: 3 UID: 0 PID: 851 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.235944][  T851] Tainted: [W]=WARN
[   89.236052][  T851] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.236235][  T851] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.236422][  T851] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.236925][  T851] RSP: 0018:ffa0000002156fb0 EFLAGS: 00010286
[   89.237107][  T851] RAX: 00000000ffffffa6 RBX: ff11000005f698c0 RCX: 1ff400000042adbc
[   89.237321][  T851] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f69978
[   89.237531][  T851] RBP: ff11000010ee9000 R08: 1fe2200000bed330 R09: ff11000013b6d180
[   89.237742][  T851] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   89.237952][  T851] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010ee9000
[   89.238171][  T851] FS:  00007f762699a840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   89.238422][  T851] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.238598][  T851] CR2: 0000000028dcb9e8 CR3: 0000000015fcf001 CR4: 0000000000771ef0
[   89.238810][  T851] PKRU: 55555554
[   89.238915][  T851] Call Trace:
[   89.239022][  T851]  <TASK>
[   89.239094][  T851]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.239243][  T851]  ? netlink_sendmsg+0x735/0xc60
[   89.239389][  T851]  rtmsg_ifinfo+0x5c/0xb0
[   89.239496][  T851]  __dev_notify_flags+0x1b8/0x280
[   89.239637][  T851]  ? netdev_info+0xe2/0x116
[   89.239779][  T851]  ? netdev_notice+0x120/0x120
[   89.239918][  T851]  ? netif_change_name+0x8c0/0x8c0
[   89.240063][  T851]  __dev_set_promiscuity+0x194/0x230
[   89.240212][  T851]  netif_set_promiscuity+0x4c/0xc0
[   89.240358][  T851]  dev_set_promiscuity+0x9d/0x150
[   89.240501][  T851]  hsr_add_port+0x48c/0xb60
[   89.240643][  T851]  ? hsr_port_exists+0x60/0x60
[   89.240785][  T851]  ? timer_init_key+0x10d/0x280
[   89.240926][  T851]  hsr_dev_finalize+0x727/0xc00
[   89.241069][  T851]  ? alloc_netdev_mqs+0xed0/0x1490
[   89.241216][  T851]  hsr_newlink+0x3b0/0x980
[   89.241362][  T851]  ? hsr_dellink+0x90/0x90
[   89.241503][  T851]  ? rtnl_create_link+0x169/0xf20
[   89.241644][  T851]  ? nla_strscpy+0xe3/0x180
[   89.241785][  T851]  rtnl_newlink_create+0x2da/0x780
[   89.241929][  T851]  ? rtnl_create_link+0xf20/0xf20
[   89.242068][  T851]  ? __dev_get_by_name+0x12/0x50
[   89.242213][  T851]  ? rtnl_dev_get+0xd7/0x170
[   89.242363][  T851]  __rtnl_newlink+0x22b/0xa50
[   89.242508][  T851]  rtnl_newlink+0x8d1/0xea0
[   89.242651][  T851]  ? lock_acquire.part.0+0xbc/0x260
[   89.242795][  T851]  ? __rtnl_newlink+0xa50/0xa50
[   89.242935][  T851]  ? mark_usage+0x61/0x170
[   89.243081][  T851]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.243228][  T851]  ? __rtnl_newlink+0xa50/0xa50
[   89.243372][  T851]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.243515][  T851]  ? validate_chain+0x38b/0xc20
[   89.243656][  T851]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.243797][  T851]  ? __lock_acquire+0x508/0xc10
[   89.243940][  T851]  ? lock_acquire.part.0+0xbc/0x260
[   89.244081][  T851]  ? find_held_lock+0x2b/0x80
[   89.244227][  T851]  netlink_rcv_skb+0x14e/0x3a0
[   89.244370][  T851]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.244513][  T851]  ? netlink_ack+0xcd0/0xcd0
[   89.244657][  T851]  ? netlink_deliver_tap+0xc5/0x330
[   89.244798][  T851]  ? netlink_deliver_tap+0x13c/0x330
[   89.244941][  T851]  netlink_unicast+0x486/0x750
[   89.245083][  T851]  ? netlink_attachskb+0x810/0x810
[   89.245242][  T851]  ? __lock_acquire+0x508/0xc10
[   89.245389][  T851]  netlink_sendmsg+0x735/0xc60
[   89.245532][  T851]  ? netlink_unicast+0x750/0x750
[   89.245674][  T851]  ? __might_fault+0x97/0x140
[   89.245815][  T851]  ____sys_sendmsg+0x419/0x850
[   89.245958][  T851]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.246104][  T851]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.246283][  T851]  ? move_addr_to_kernel+0x40/0x40
[   89.246430][  T851]  ? stack_depot_save_flags+0x367/0x770
[   89.246572][  T851]  ? validate_chain+0x38b/0xc20
[   89.246715][  T851]  ___sys_sendmsg+0x14e/0x1d0
[   89.246857][  T851]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.247032][  T851]  ? copy_msghdr_from_user+0x460/0x460
[   89.247188][  T851]  __sys_sendmsg+0x145/0x1f0
[   89.247339][  T851]  ? __sys_sendmsg_sock+0x20/0x20
[   89.247480][  T851]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.247659][  T851]  ? do_raw_spin_unlock+0x59/0x250
[   89.247801][  T851]  ? rcu_is_watching+0x15/0xd0
[   89.247943][  T851]  do_syscall_64+0x117/0xfc0
[   89.248084][  T851]  ? trace_hardirqs_off+0xd/0x30
[   89.248231][  T851]  ? exc_page_fault+0xee/0x100
[   89.248379][  T851]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.248554][  T851] RIP: 0033:0x7f7626bd408e
[   89.248715][  T851] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.249220][  T851] RSP: 002b:00007ffe577e4220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.249441][  T851] RAX: ffffffffffffffda RBX: 00007ffe577e49d0 RCX: 00007f7626bd408e
[   89.249653][  T851] RDX: 0000000000000000 RSI: 00007ffe577e42d0 RDI: 0000000000000005
[   89.249865][  T851] RBP: 00007ffe577e4230 R08: 0000000000000000 R09: 0000000000000000
[   89.250077][  T851] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.250295][  T851] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe577e49a0
[   89.250515][  T851]  </TASK>
[   89.250620][  T851] irq event stamp: 28215
[   89.250725][  T851] hardirqs last  enabled at (28223): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.250968][  T851] hardirqs last disabled at (28230): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.251216][  T851] softirqs last  enabled at (27412): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.251466][  T851] softirqs last disabled at (27410): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.251710][  T851] ---[ end trace 0000000000000000 ]---
[   89.252076][  T851] ------------[ cut here ]------------
[   89.252214][  T851] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/851
[   89.252458][  T851] CPU: 3 UID: 0 PID: 851 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.252732][  T851] Tainted: [W]=WARN
[   89.252835][  T851] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.253008][  T851] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.253191][  T851] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.253688][  T851] RSP: 0018:ffa0000002156f90 EFLAGS: 00010286
[   89.253860][  T851] RAX: 00000000ffffffa6 RBX: ff11000005f69700 RCX: 1ff400000042adb8
[   89.254063][  T851] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f697b8
[   89.254274][  T851] RBP: ff11000010ee9000 R08: 1fe2200000bed2f8 R09: ff11000013b6d180
[   89.254481][  T851] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   89.254687][  T851] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   89.254893][  T851] FS:  00007f762699a840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   89.255140][  T851] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.255312][  T851] CR2: 0000000028dcb9e8 CR3: 0000000015fcf001 CR4: 0000000000771ef0
[   89.255523][  T851] PKRU: 55555554
[   89.255628][  T851] Call Trace:
[   89.255733][  T851]  <TASK>
[   89.255804][  T851]  ? rcu_is_watching+0x15/0xd0
[   89.255942][  T851]  rtnetlink_event+0xe0/0x1f0
[   89.256082][  T851]  notifier_call_chain+0xb0/0x320
[   89.256228][  T851]  __netdev_upper_dev_link+0x3a5/0x590
[   89.256374][  T851]  ? netdev_wait_allrefs_any+0x570/0x570
[   89.256516][  T851]  ? do_raw_spin_lock+0x131/0x280
[   89.256655][  T851]  ? find_held_lock+0x2b/0x80
[   89.256794][  T851]  netdev_master_upper_dev_link+0x86/0xb0
[   89.256934][  T851]  ? netdev_upper_dev_link+0xb0/0xb0
[   89.257074][  T851]  ? lockdep_rtnl_is_held+0x1a/0x20
[   89.257216][  T851]  ? hsr_port_get_hsr+0x9c/0x150
[   89.257360][  T851]  hsr_add_port+0x4eb/0xb60
[   89.257499][  T851]  ? hsr_port_exists+0x60/0x60
[   89.257638][  T851]  ? timer_init_key+0x10d/0x280
[   89.257778][  T851]  hsr_dev_finalize+0x727/0xc00
[   89.257917][  T851]  ? alloc_netdev_mqs+0xed0/0x1490
[   89.258054][  T851]  hsr_newlink+0x3b0/0x980
[   89.258201][  T851]  ? hsr_dellink+0x90/0x90
[   89.258346][  T851]  ? rtnl_create_link+0x169/0xf20
[   89.258486][  T851]  ? nla_strscpy+0xe3/0x180
[   89.258625][  T851]  rtnl_newlink_create+0x2da/0x780
[   89.258766][  T851]  ? rtnl_create_link+0xf20/0xf20
[   89.258903][  T851]  ? __dev_get_by_name+0x12/0x50
[   89.259041][  T851]  ? rtnl_dev_get+0xd7/0x170
[   89.259187][  T851]  __rtnl_newlink+0x22b/0xa50
[   89.259336][  T851]  rtnl_newlink+0x8d1/0xea0
[   89.259477][  T851]  ? lock_acquire.part.0+0xbc/0x260
[   89.259615][  T851]  ? __rtnl_newlink+0xa50/0xa50
[   89.259754][  T851]  ? mark_usage+0x61/0x170
[   89.259894][  T851]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.260034][  T851]  ? __rtnl_newlink+0xa50/0xa50
[   89.260177][  T851]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.260321][  T851]  ? validate_chain+0x38b/0xc20
[   89.260461][  T851]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.260599][  T851]  ? __lock_acquire+0x508/0xc10
[   89.260738][  T851]  ? lock_acquire.part.0+0xbc/0x260
[   89.260876][  T851]  ? find_held_lock+0x2b/0x80
[   89.261014][  T851]  netlink_rcv_skb+0x14e/0x3a0
[   89.261158][  T851]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.261297][  T851]  ? netlink_ack+0xcd0/0xcd0
[   89.261441][  T851]  ? netlink_deliver_tap+0xc5/0x330
[   89.261582][  T851]  ? netlink_deliver_tap+0x13c/0x330
[   89.261722][  T851]  netlink_unicast+0x486/0x750
[   89.261860][  T851]  ? netlink_attachskb+0x810/0x810
[   89.261999][  T851]  ? __lock_acquire+0x508/0xc10
[   89.262143][  T851]  netlink_sendmsg+0x735/0xc60
[   89.262282][  T851]  ? netlink_unicast+0x750/0x750
[   89.262425][  T851]  ? __might_fault+0x97/0x140
[   89.262566][  T851]  ____sys_sendmsg+0x419/0x850
[   89.262704][  T851]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.262843][  T851]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.263014][  T851]  ? move_addr_to_kernel+0x40/0x40
[   89.263159][  T851]  ? stack_depot_save_flags+0x367/0x770
[   89.263297][  T851]  ? validate_chain+0x38b/0xc20
[   89.263443][  T851]  ___sys_sendmsg+0x14e/0x1d0
[   89.263582][  T851]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.263753][  T851]  ? copy_msghdr_from_user+0x460/0x460
[   89.263901][  T851]  __sys_sendmsg+0x145/0x1f0
[   89.264038][  T851]  ? __sys_sendmsg_sock+0x20/0x20
[   89.264178][  T851]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.264359][  T851]  ? do_raw_spin_unlock+0x59/0x250
[   89.264497][  T851]  ? rcu_is_watching+0x15/0xd0
[   89.264639][  T851]  do_syscall_64+0x117/0xfc0
[   89.264774][  T851]  ? trace_hardirqs_off+0xd/0x30
[   89.264910][  T851]  ? exc_page_fault+0xee/0x100
[   89.265046][  T851]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.265222][  T851] RIP: 0033:0x7f7626bd408e
[   89.265369][  T851] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.265860][  T851] RSP: 002b:00007ffe577e4220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.266065][  T851] RAX: ffffffffffffffda RBX: 00007ffe577e49d0 RCX: 00007f7626bd408e
[   89.266275][  T851] RDX: 0000000000000000 RSI: 00007ffe577e42d0 RDI: 0000000000000005
[   89.266483][  T851] RBP: 00007ffe577e4230 R08: 0000000000000000 R09: 0000000000000000
[   89.266692][  T851] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.266897][  T851] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe577e49a0
[   89.267109][  T851]  </TASK>
[   89.267211][  T851] irq event stamp: 29175
[   89.267316][  T851] hardirqs last  enabled at (29183): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.267555][  T851] hardirqs last disabled at (29190): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.267792][  T851] softirqs last  enabled at (28364): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.268030][  T851] softirqs last disabled at (28362): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.268272][  T851] ---[ end trace 0000000000000000 ]---
[   89.268576][  T851] ------------[ cut here ]------------
[   89.268706][  T851] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/851
[   89.268933][  T851] CPU: 3 UID: 0 PID: 851 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.269205][  T851] Tainted: [W]=WARN
[   89.269305][  T851] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.269476][  T851] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.269648][  T851] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.270131][  T851] RSP: 0018:ffa00000021571a0 EFLAGS: 00010286
[   89.270302][  T851] RAX: 00000000ffffffa6 RBX: ff11000005f69c40 RCX: 1ff400000042adfa
[   89.270505][  T851] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f69cf8
[   89.270705][  T851] RBP: ff11000013b9c000 R08: 1fe2200000bed3a0 R09: ff11000013b6d180
[   89.270905][  T851] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   89.271111][  T851] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   89.271312][  T851] FS:  00007f762699a840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   89.271549][  T851] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.271717][  T851] CR2: 0000000028dcb9e8 CR3: 0000000015fcf001 CR4: 0000000000771ef0
[   89.271918][  T851] PKRU: 55555554
[   89.272020][  T851] Call Trace:
[   89.272125][  T851]  <TASK>
[   89.272194][  T851]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.272334][  T851]  rtmsg_ifinfo+0x5c/0xb0
[   89.272436][  T851]  __dev_notify_flags+0x1b8/0x280
[   89.272576][  T851]  ? netif_change_name+0x8c0/0x8c0
[   89.272709][  T851]  ? hsr_dev_finalize+0x925/0xc00
[   89.272843][  T851]  ? alloc_netdev_mqs+0xed0/0x1490
[   89.272979][  T851]  ? hsr_newlink+0x3b0/0x980
[   89.273115][  T851]  ? hsr_dellink+0x90/0x90
[   89.273250][  T851]  rtnl_configure_link+0x1ac/0x390
[   89.273388][  T851]  ? nla_strscpy+0xe3/0x180
[   89.273521][  T851]  rtnl_newlink_create+0x353/0x780
[   89.273655][  T851]  ? rtnl_create_link+0xf20/0xf20
[   89.273788][  T851]  ? __dev_get_by_name+0x12/0x50
[   89.273921][  T851]  ? rtnl_dev_get+0xd7/0x170
[   89.274089][  T851]  __rtnl_newlink+0x22b/0xa50
[   89.274232][  T851]  rtnl_newlink+0x8d1/0xea0
[   89.274371][  T851]  ? lock_acquire.part.0+0xbc/0x260
[   89.274505][  T851]  ? __rtnl_newlink+0xa50/0xa50
[   89.274637][  T851]  ? mark_usage+0x61/0x170
[   89.274773][  T851]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.274906][  T851]  ? __rtnl_newlink+0xa50/0xa50
[   89.275039][  T851]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.275177][  T851]  ? validate_chain+0x38b/0xc20
[   89.275311][  T851]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.275451][  T851]  ? __lock_acquire+0x508/0xc10
[   89.275586][  T851]  ? lock_acquire.part.0+0xbc/0x260
[   89.275721][  T851]  ? find_held_lock+0x2b/0x80
[   89.275855][  T851]  netlink_rcv_skb+0x14e/0x3a0
[   89.275988][  T851]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.276127][  T851]  ? netlink_ack+0xcd0/0xcd0
[   89.276265][  T851]  ? netlink_deliver_tap+0xc5/0x330
[   89.276402][  T851]  ? netlink_deliver_tap+0x13c/0x330
[   89.276536][  T851]  netlink_unicast+0x486/0x750
[   89.276700][  T851]  ? netlink_attachskb+0x810/0x810
[   89.276834][  T851]  ? __lock_acquire+0x508/0xc10
[   89.276966][  T851]  netlink_sendmsg+0x735/0xc60
[   89.277102][  T851]  ? netlink_unicast+0x750/0x750
[   89.277240][  T851]  ? __might_fault+0x97/0x140
[   89.277379][  T851]  ____sys_sendmsg+0x419/0x850
[   89.277517][  T851]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.277649][  T851]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.277813][  T851]  ? move_addr_to_kernel+0x40/0x40
[   89.277946][  T851]  ? stack_depot_save_flags+0x367/0x770
[   89.278079][  T851]  ? validate_chain+0x38b/0xc20
[   89.278219][  T851]  ___sys_sendmsg+0x14e/0x1d0
[   89.278358][  T851]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.278523][  T851]  ? copy_msghdr_from_user+0x460/0x460
[   89.278664][  T851]  __sys_sendmsg+0x145/0x1f0
[   89.278797][  T851]  ? __sys_sendmsg_sock+0x20/0x20
[   89.278928][  T851]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.279093][  T851]  ? do_raw_spin_unlock+0x59/0x250
[   89.279233][  T851]  ? rcu_is_watching+0x15/0xd0
[   89.279371][  T851]  do_syscall_64+0x117/0xfc0
[   89.279504][  T851]  ? trace_hardirqs_off+0xd/0x30
[   89.279636][  T851]  ? exc_page_fault+0xee/0x100
[   89.279769][  T851]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.279932][  T851] RIP: 0033:0x7f7626bd408e
[   89.280069][  T851] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.280549][  T851] RSP: 002b:00007ffe577e4220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.280749][  T851] RAX: ffffffffffffffda RBX: 00007ffe577e49d0 RCX: 00007f7626bd408e
[   89.280945][  T851] RDX: 0000000000000000 RSI: 00007ffe577e42d0 RDI: 0000000000000005
[   89.281145][  T851] RBP: 00007ffe577e4230 R08: 0000000000000000 R09: 0000000000000000
[   89.281346][  T851] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.281543][  T851] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe577e49a0
[   89.281744][  T851]  </TASK>
[   89.281841][  T851] irq event stamp: 30021
[   89.281942][  T851] hardirqs last  enabled at (30029): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.282175][  T851] hardirqs last disabled at (30038): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.282407][  T851] softirqs last  enabled at (29294): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.282726][  T851] softirqs last disabled at (29292): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.282957][  T851] ---[ end trace 0000000000000000 ]---
[   89.317955][  T852] vethA: entered promiscuous mode
[   89.318255][  T852] ------------[ cut here ]------------
[   89.318449][  T852] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/852
[   89.318742][  T852] CPU: 2 UID: 0 PID: 852 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.319070][  T852] Tainted: [W]=WARN
[   89.319240][  T852] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.319466][  T852] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.319693][  T852] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.320248][  T852] RSP: 0018:ffa0000002166fb0 EFLAGS: 00010286
[   89.320478][  T852] RAX: 00000000ffffffa6 RBX: ff110000159d8740 RCX: 1ff400000042cdbc
[   89.320733][  T852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d87f8
[   89.320992][  T852] RBP: ff11000015844000 R08: 1fe2200002b3b100 R09: ff11000013bc2e80
[   89.321259][  T852] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   89.321529][  T852] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015844000
[   89.321787][  T852] FS:  00007faaf3235840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   89.322082][  T852] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.322327][  T852] CR2: 000000002fae49e8 CR3: 0000000015da6004 CR4: 0000000000771ef0
[   89.322586][  T852] PKRU: 55555554
[   89.322737][  T852] Call Trace:
[   89.322889][  T852]  <TASK>
[   89.323008][  T852]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.323211][  T852]  ? netlink_sendmsg+0x735/0xc60
[   89.323409][  T852]  rtmsg_ifinfo+0x5c/0xb0
[   89.323570][  T852]  __dev_notify_flags+0x1b8/0x280
[   89.323758][  T852]  ? netdev_info+0xe2/0x116
[   89.323946][  T852]  ? netdev_notice+0x120/0x120
[   89.324146][  T852]  ? netif_change_name+0x8c0/0x8c0
[   89.324345][  T852]  __dev_set_promiscuity+0x194/0x230
[   89.324534][  T852]  netif_set_promiscuity+0x4c/0xc0
[   89.324734][  T852]  dev_set_promiscuity+0x9d/0x150
[   89.324932][  T852]  hsr_add_port+0x48c/0xb60
[   89.325133][  T852]  ? hsr_port_exists+0x60/0x60
[   89.325328][  T852]  ? timer_init_key+0x10d/0x280
[   89.325519][  T852]  hsr_dev_finalize+0x6e8/0xc00
[   89.325709][  T852]  ? alloc_netdev_mqs+0xed0/0x1490
[   89.325896][  T852]  hsr_newlink+0x3b0/0x980
[   89.326085][  T852]  ? hsr_dellink+0x90/0x90
[   89.326286][  T852]  ? rtnl_create_link+0x169/0xf20
[   89.326492][  T852]  ? nla_strscpy+0xe3/0x180
[   89.326682][  T852]  rtnl_newlink_create+0x2da/0x780
[   89.326874][  T852]  ? rtnl_create_link+0xf20/0xf20
[   89.327078][  T852]  ? __dev_get_by_name+0x12/0x50
[   89.327280][  T852]  ? rtnl_dev_get+0xd7/0x170
[   89.327482][  T852]  __rtnl_newlink+0x22b/0xa50
[   89.327679][  T852]  rtnl_newlink+0x8d1/0xea0
[   89.327870][  T852]  ? lock_acquire.part.0+0xbc/0x260
[   89.328062][  T852]  ? __rtnl_newlink+0xa50/0xa50
[   89.328260][  T852]  ? mark_usage+0x61/0x170
[   89.328461][  T852]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.328652][  T852]  ? __rtnl_newlink+0xa50/0xa50
[   89.328840][  T852]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.329060][  T852]  ? validate_chain+0x38b/0xc20
[   89.329258][  T852]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.329463][  T852]  ? __lock_acquire+0x508/0xc10
[   89.329658][  T852]  ? lock_acquire.part.0+0xbc/0x260
[   89.329846][  T852]  ? find_held_lock+0x2b/0x80
[   89.330035][  T852]  netlink_rcv_skb+0x14e/0x3a0
[   89.330239][  T852]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.330463][  T852]  ? netlink_ack+0xcd0/0xcd0
[   89.330655][  T852]  ? netlink_deliver_tap+0xc5/0x330
[   89.330848][  T852]  ? netlink_deliver_tap+0x13c/0x330
[   89.331041][  T852]  netlink_unicast+0x486/0x750
[   89.331247][  T852]  ? netlink_attachskb+0x810/0x810
[   89.331444][  T852]  ? __lock_acquire+0x508/0xc10
[   89.331645][  T852]  netlink_sendmsg+0x735/0xc60
[   89.331835][  T852]  ? netlink_unicast+0x750/0x750
[   89.332028][  T852]  ? __might_fault+0x97/0x140
[   89.332233][  T852]  ____sys_sendmsg+0x419/0x850
[   89.332437][  T852]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.332629][  T852]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.332868][  T852]  ? move_addr_to_kernel+0x40/0x40
[   89.333061][  T852]  ? stack_depot_save_flags+0x367/0x770
[   89.333262][  T852]  ? validate_chain+0x38b/0xc20
[   89.333461][  T852]  ___sys_sendmsg+0x14e/0x1d0
[   89.333651][  T852]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.333901][  T852]  ? copy_msghdr_from_user+0x460/0x460
[   89.334118][  T852]  __sys_sendmsg+0x145/0x1f0
[   89.334325][  T852]  ? __sys_sendmsg_sock+0x20/0x20
[   89.334513][  T852]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.334738][  T852]  ? do_raw_spin_unlock+0x59/0x250
[   89.334927][  T852]  ? rcu_is_watching+0x15/0xd0
[   89.335150][  T852]  do_syscall_64+0x117/0xfc0
[   89.335349][  T852]  ? trace_hardirqs_off+0xd/0x30
[   89.335540][  T852]  ? exc_page_fault+0xee/0x100
[   89.335730][  T852]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.335951][  T852] RIP: 0033:0x7faaf346f08e
[   89.336159][  T852] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.336727][  T852] RSP: 002b:00007ffe353abee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.336985][  T852] RAX: ffffffffffffffda RBX: 00007ffe353ac690 RCX: 00007faaf346f08e
[   89.337253][  T852] RDX: 0000000000000000 RSI: 00007ffe353abf90 RDI: 0000000000000005
[   89.337522][  T852] RBP: 00007ffe353abef0 R08: 0000000000000000 R09: 0000000000000000
[   89.337790][  T852] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.338049][  T852] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe353ac660
[   89.338333][  T852]  </TASK>
[   89.338485][  T852] irq event stamp: 24899
[   89.338637][  T852] hardirqs last  enabled at (24909): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.338938][  T852] hardirqs last disabled at (24918): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.339247][  T852] softirqs last  enabled at (23902): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.339562][  T852] softirqs last disabled at (23900): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.339853][  T852] ---[ end trace 0000000000000000 ]---
[   89.340307][  T852] ------------[ cut here ]------------
[   89.340492][  T852] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/852
[   89.340784][  T852] CPU: 2 UID: 0 PID: 852 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.341125][  T852] Tainted: [W]=WARN
[   89.341275][  T852] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.341501][  T852] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.341726][  T852] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.342287][  T852] RSP: 0018:ffa0000002166f90 EFLAGS: 00010286
[   89.342519][  T852] RAX: 00000000ffffffa6 RBX: ff1100001592c040 RCX: 1ff400000042cdb8
[   89.342773][  T852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001592c0f8
[   89.343047][  T852] RBP: ff11000015844000 R08: 1fe2200002b25820 R09: ff11000013bc2e80
[   89.343313][  T852] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   89.343573][  T852] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   89.343853][  T852] FS:  00007faaf3235840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   89.344152][  T852] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.344392][  T852] CR2: 000000002fae49e8 CR3: 0000000015da6004 CR4: 0000000000771ef0
[   89.344657][  T852] PKRU: 55555554
[   89.344806][  T852] Call Trace:
[   89.344957][  T852]  <TASK>
[   89.345077][  T852]  ? rcu_is_watching+0x15/0xd0
[   89.345277][  T852]  rtnetlink_event+0xe0/0x1f0
[   89.345469][  T852]  notifier_call_chain+0xb0/0x320
[   89.345666][  T852]  __netdev_upper_dev_link+0x3a5/0x590
[   89.345851][  T852]  ? netdev_wait_allrefs_any+0x570/0x570
[   89.346038][  T852]  ? do_raw_spin_lock+0x131/0x280
[   89.346238][  T852]  ? find_held_lock+0x2b/0x80
[   89.346435][  T852]  netdev_master_upper_dev_link+0x86/0xb0
[   89.346624][  T852]  ? netdev_upper_dev_link+0xb0/0xb0
[   89.346808][  T852]  ? lockdep_rtnl_is_held+0x1a/0x20
[   89.346993][  T852]  ? hsr_port_get_hsr+0x9c/0x150
[   89.347193][  T852]  hsr_add_port+0x4eb/0xb60
[   89.347396][  T852]  ? hsr_port_exists+0x60/0x60
[   89.347581][  T852]  ? timer_init_key+0x10d/0x280
[   89.347765][  T852]  hsr_dev_finalize+0x6e8/0xc00
[   89.347956][  T852]  ? alloc_netdev_mqs+0xed0/0x1490
[   89.348150][  T852]  hsr_newlink+0x3b0/0x980
[   89.348344][  T852]  ? hsr_dellink+0x90/0x90
[   89.348530][  T852]  ? rtnl_create_link+0x169/0xf20
[   89.348716][  T852]  ? nla_strscpy+0xe3/0x180
[   89.348900][  T852]  rtnl_newlink_create+0x2da/0x780
[   89.349086][  T852]  ? rtnl_create_link+0xf20/0xf20
[   89.349284][  T852]  ? __dev_get_by_name+0x12/0x50
[   89.349482][  T852]  ? rtnl_dev_get+0xd7/0x170
[   89.349672][  T852]  __rtnl_newlink+0x22b/0xa50
[   89.349860][  T852]  rtnl_newlink+0x8d1/0xea0
[   89.350048][  T852]  ? lock_acquire.part.0+0xbc/0x260
[   89.350248][  T852]  ? __rtnl_newlink+0xa50/0xa50
[   89.350442][  T852]  ? mark_usage+0x61/0x170
[   89.350633][  T852]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.350820][  T852]  ? __rtnl_newlink+0xa50/0xa50
[   89.351011][  T852]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.351213][  T852]  ? validate_chain+0x38b/0xc20
[   89.351407][  T852]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.351595][  T852]  ? __lock_acquire+0x508/0xc10
[   89.351784][  T852]  ? lock_acquire.part.0+0xbc/0x260
[   89.351967][  T852]  ? find_held_lock+0x2b/0x80
[   89.352166][  T852]  netlink_rcv_skb+0x14e/0x3a0
[   89.352364][  T852]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.352569][  T852]  ? netlink_ack+0xcd0/0xcd0
[   89.352757][  T852]  ? netlink_deliver_tap+0xc5/0x330
[   89.352940][  T852]  ? netlink_deliver_tap+0x13c/0x330
[   89.353139][  T852]  netlink_unicast+0x486/0x750
[   89.353332][  T852]  ? netlink_attachskb+0x810/0x810
[   89.353534][  T852]  ? __lock_acquire+0x508/0xc10
[   89.353719][  T852]  netlink_sendmsg+0x735/0xc60
[   89.353914][  T852]  ? netlink_unicast+0x750/0x750
[   89.354118][  T852]  ? __might_fault+0x97/0x140
[   89.354305][  T852]  ____sys_sendmsg+0x419/0x850
[   89.354498][  T852]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.354680][  T852]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.354895][  T852]  ? move_addr_to_kernel+0x40/0x40
[   89.355081][  T852]  ? stack_depot_save_flags+0x367/0x770
[   89.355283][  T852]  ? validate_chain+0x38b/0xc20
[   89.355475][  T852]  ___sys_sendmsg+0x14e/0x1d0
[   89.355659][  T852]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.355876][  T852]  ? copy_msghdr_from_user+0x460/0x460
[   89.356069][  T852]  __sys_sendmsg+0x145/0x1f0
[   89.356267][  T852]  ? __sys_sendmsg_sock+0x20/0x20
[   89.356457][  T852]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.356680][  T852]  ? do_raw_spin_unlock+0x59/0x250
[   89.356865][  T852]  ? rcu_is_watching+0x15/0xd0
[   89.357049][  T852]  do_syscall_64+0x117/0xfc0
[   89.357246][  T852]  ? trace_hardirqs_off+0xd/0x30
[   89.357471][  T852]  ? exc_page_fault+0xee/0x100
[   89.357657][  T852]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.357873][  T852] RIP: 0033:0x7faaf346f08e
[   89.358061][  T852] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.358615][  T852] RSP: 002b:00007ffe353abee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.358869][  T852] RAX: ffffffffffffffda RBX: 00007ffe353ac690 RCX: 00007faaf346f08e
[   89.359133][  T852] RDX: 0000000000000000 RSI: 00007ffe353abf90 RDI: 0000000000000005
[   89.359396][  T852] RBP: 00007ffe353abef0 R08: 0000000000000000 R09: 0000000000000000
[   89.359647][  T852] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.359898][  T852] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe353ac660
[   89.360170][  T852]  </TASK>
[   89.360329][  T852] irq event stamp: 26085
[   89.360477][  T852] hardirqs last  enabled at (26095): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.360761][  T852] hardirqs last disabled at (26104): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.361044][  T852] softirqs last  enabled at (25784): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.361349][  T852] softirqs last disabled at (25773): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.361638][  T852] ---[ end trace 0000000000000000 ]---
[   89.361922][  T852] ------------[ cut here ]------------
[   89.362111][  T852] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/852
[   89.362413][  T852] CPU: 2 UID: 0 PID: 852 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.362744][  T852] Tainted: [W]=WARN
[   89.362895][  T852] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.363128][  T852] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.363391][  T852] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.363938][  T852] RSP: 0018:ffa0000002166f10 EFLAGS: 00010286
[   89.364174][  T852] RAX: 00000000ffffffa6 RBX: ff1100001592c200 RCX: 1ff400000042cda8
[   89.364431][  T852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001592c2b8
[   89.364684][  T852] RBP: ff11000015db1000 R08: 1fe2200002b25858 R09: ff11000013bc2e80
[   89.364954][  T852] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   89.365230][  T852] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   89.365493][  T852] FS:  00007faaf3235840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   89.365783][  T852] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.366007][  T852] CR2: 000000002fae49e8 CR3: 0000000015da6004 CR4: 0000000000771ef0
[   89.366276][  T852] PKRU: 55555554
[   89.366434][  T852] Call Trace:
[   89.366586][  T852]  <TASK>
[   89.366705][  T852]  ? rcu_is_watching+0x15/0xd0
[   89.366890][  T852]  rtnetlink_event+0xe0/0x1f0
[   89.367077][  T852]  notifier_call_chain+0xb0/0x320
[   89.367279][  T852]  netif_set_mtu_ext+0x354/0x5f0
[   89.367479][  T852]  ? dev_validate_mtu+0x180/0x180
[   89.367670][  T852]  ? __netdev_update_features+0x4b0/0xdf0
[   89.367860][  T852]  netif_set_mtu+0x85/0xe0
[   89.368049][  T852]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   89.368254][  T852]  dev_set_mtu+0x9d/0x150
[   89.368435][  T852]  ? dev_disable_lro+0x95/0x140
[   89.368628][  T852]  hsr_add_port+0x6e3/0xb60
[   89.368817][  T852]  ? hsr_port_exists+0x60/0x60
[   89.369007][  T852]  ? timer_init_key+0x10d/0x280
[   89.369209][  T852]  hsr_dev_finalize+0x6e8/0xc00
[   89.369406][  T852]  ? alloc_netdev_mqs+0xed0/0x1490
[   89.369592][  T852]  hsr_newlink+0x3b0/0x980
[   89.369779][  T852]  ? hsr_dellink+0x90/0x90
[   89.369965][  T852]  ? rtnl_create_link+0x169/0xf20
[   89.370166][  T852]  ? nla_strscpy+0xe3/0x180
[   89.370363][  T852]  rtnl_newlink_create+0x2da/0x780
[   89.370556][  T852]  ? rtnl_create_link+0xf20/0xf20
[   89.370744][  T852]  ? __dev_get_by_name+0x12/0x50
[   89.370930][  T852]  ? rtnl_dev_get+0xd7/0x170
[   89.371133][  T852]  __rtnl_newlink+0x22b/0xa50
[   89.371332][  T852]  rtnl_newlink+0x8d1/0xea0
[   89.371521][  T852]  ? lock_acquire.part.0+0xbc/0x260
[   89.371709][  T852]  ? __rtnl_newlink+0xa50/0xa50
[   89.371896][  T852]  ? mark_usage+0x61/0x170
[   89.372089][  T852]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.372289][  T852]  ? __rtnl_newlink+0xa50/0xa50
[   89.372488][  T852]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.372675][  T852]  ? validate_chain+0x38b/0xc20
[   89.372860][  T852]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.373047][  T852]  ? __lock_acquire+0x508/0xc10
[   89.373249][  T852]  ? lock_acquire.part.0+0xbc/0x260
[   89.373448][  T852]  ? find_held_lock+0x2b/0x80
[   89.373641][  T852]  netlink_rcv_skb+0x14e/0x3a0
[   89.373828][  T852]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.374016][  T852]  ? netlink_ack+0xcd0/0xcd0
[   89.374219][  T852]  ? netlink_deliver_tap+0xc5/0x330
[   89.374413][  T852]  ? netlink_deliver_tap+0x13c/0x330
[   89.374602][  T852]  netlink_unicast+0x486/0x750
[   89.374790][  T852]  ? netlink_attachskb+0x810/0x810
[   89.374980][  T852]  ? __lock_acquire+0x508/0xc10
[   89.375181][  T852]  netlink_sendmsg+0x735/0xc60
[   89.375381][  T852]  ? netlink_unicast+0x750/0x750
[   89.375569][  T852]  ? __might_fault+0x97/0x140
[   89.375755][  T852]  ____sys_sendmsg+0x419/0x850
[   89.375940][  T852]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.376137][  T852]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.376362][  T852]  ? move_addr_to_kernel+0x40/0x40
[   89.376553][  T852]  ? stack_depot_save_flags+0x367/0x770
[   89.376738][  T852]  ? validate_chain+0x38b/0xc20
[   89.376925][  T852]  ___sys_sendmsg+0x14e/0x1d0
[   89.377122][  T852]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.377352][  T852]  ? copy_msghdr_from_user+0x460/0x460
[   89.377549][  T852]  __sys_sendmsg+0x145/0x1f0
[   89.377737][  T852]  ? __sys_sendmsg_sock+0x20/0x20
[   89.377926][  T852]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.378162][  T852]  ? do_raw_spin_unlock+0x59/0x250
[   89.378358][  T852]  ? rcu_is_watching+0x15/0xd0
[   89.378546][  T852]  do_syscall_64+0x117/0xfc0
[   89.378731][  T852]  ? trace_hardirqs_off+0xd/0x30
[   89.378918][  T852]  ? exc_page_fault+0xee/0x100
[   89.379116][  T852]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.379348][  T852] RIP: 0033:0x7faaf346f08e
[   89.379541][  T852] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.380072][  T852] RSP: 002b:00007ffe353abee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.380353][  T852] RAX: ffffffffffffffda RBX: 00007ffe353ac690 RCX: 00007faaf346f08e
[   89.380611][  T852] RDX: 0000000000000000 RSI: 00007ffe353abf90 RDI: 0000000000000005
[   89.380866][  T852] RBP: 00007ffe353abef0 R08: 0000000000000000 R09: 0000000000000000
[   89.381134][  T852] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.381396][  T852] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe353ac660
[   89.381660][  T852]  </TASK>
[   89.381810][  T852] irq event stamp: 27177
[   89.381960][  T852] hardirqs last  enabled at (27187): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.382263][  T852] hardirqs last disabled at (27198): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.382567][  T852] softirqs last  enabled at (26180): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.382859][  T852] softirqs last disabled at (26178): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.383161][  T852] ---[ end trace 0000000000000000 ]---
[   89.383407][  T852] vethB: entered promiscuous mode
[   89.383648][  T852] ------------[ cut here ]------------
[   89.383826][  T852] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/852
[   89.384127][  T852] CPU: 2 UID: 0 PID: 852 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.384462][  T852] Tainted: [W]=WARN
[   89.384615][  T852] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.384836][  T852] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.385065][  T852] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.385628][  T852] RSP: 0018:ffa0000002166fb0 EFLAGS: 00010286
[   89.385851][  T852] RAX: 00000000ffffffa6 RBX: ff1100001592c3c0 RCX: 1ff400000042cdbc
[   89.386117][  T852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001592c478
[   89.386385][  T852] RBP: ff11000015ae4000 R08: 1fe2200002b25890 R09: ff11000013bc2e80
[   89.386638][  T852] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   89.386893][  T852] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ae4000
[   89.387164][  T852] FS:  00007faaf3235840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   89.387474][  T852] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.387696][  T852] CR2: 000000002fae49e8 CR3: 0000000015da6004 CR4: 0000000000771ef0
[   89.387953][  T852] PKRU: 55555554
[   89.388118][  T852] Call Trace:
[   89.388271][  T852]  <TASK>
[   89.388399][  T852]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.388588][  T852]  ? netlink_sendmsg+0x735/0xc60
[   89.388778][  T852]  rtmsg_ifinfo+0x5c/0xb0
[   89.388934][  T852]  __dev_notify_flags+0x1b8/0x280
[   89.389134][  T852]  ? netdev_info+0xe2/0x116
[   89.389334][  T852]  ? netdev_notice+0x120/0x120
[   89.389522][  T852]  ? netif_change_name+0x8c0/0x8c0
[   89.389714][  T852]  __dev_set_promiscuity+0x194/0x230
[   89.389903][  T852]  netif_set_promiscuity+0x4c/0xc0
[   89.390111][  T852]  dev_set_promiscuity+0x9d/0x150
[   89.390301][  T852]  hsr_add_port+0x48c/0xb60
[   89.390498][  T852]  ? hsr_port_exists+0x60/0x60
[   89.390685][  T852]  ? timer_init_key+0x10d/0x280
[   89.390876][  T852]  hsr_dev_finalize+0x727/0xc00
[   89.391066][  T852]  ? alloc_netdev_mqs+0xed0/0x1490
[   89.391267][  T852]  hsr_newlink+0x3b0/0x980
[   89.391471][  T852]  ? hsr_dellink+0x90/0x90
[   89.391663][  T852]  ? rtnl_create_link+0x169/0xf20
[   89.391851][  T852]  ? nla_strscpy+0xe3/0x180
[   89.392040][  T852]  rtnl_newlink_create+0x2da/0x780
[   89.392245][  T852]  ? rtnl_create_link+0xf20/0xf20
[   89.392440][  T852]  ? __dev_get_by_name+0x12/0x50
[   89.392629][  T852]  ? rtnl_dev_get+0xd7/0x170
[   89.392822][  T852]  __rtnl_newlink+0x22b/0xa50
[   89.393015][  T852]  rtnl_newlink+0x8d1/0xea0
[   89.393223][  T852]  ? lock_acquire.part.0+0xbc/0x260
[   89.393421][  T852]  ? __rtnl_newlink+0xa50/0xa50
[   89.393608][  T852]  ? mark_usage+0x61/0x170
[   89.393800][  T852]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.393989][  T852]  ? __rtnl_newlink+0xa50/0xa50
[   89.394191][  T852]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.394387][  T852]  ? validate_chain+0x38b/0xc20
[   89.394575][  T852]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.394766][  T852]  ? __lock_acquire+0x508/0xc10
[   89.394954][  T852]  ? lock_acquire.part.0+0xbc/0x260
[   89.395150][  T852]  ? find_held_lock+0x2b/0x80
[   89.395346][  T852]  netlink_rcv_skb+0x14e/0x3a0
[   89.395535][  T852]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.395723][  T852]  ? netlink_ack+0xcd0/0xcd0
[   89.395914][  T852]  ? netlink_deliver_tap+0xc5/0x330
[   89.396114][  T852]  ? netlink_deliver_tap+0x13c/0x330
[   89.396308][  T852]  netlink_unicast+0x486/0x750
[   89.396511][  T852]  ? netlink_attachskb+0x810/0x810
[   89.396700][  T852]  ? __lock_acquire+0x508/0xc10
[   89.396891][  T852]  netlink_sendmsg+0x735/0xc60
[   89.397080][  T852]  ? netlink_unicast+0x750/0x750
[   89.397283][  T852]  ? __might_fault+0x97/0x140
[   89.397481][  T852]  ____sys_sendmsg+0x419/0x850
[   89.397671][  T852]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.397859][  T852]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.398079][  T852]  ? move_addr_to_kernel+0x40/0x40
[   89.398283][  T852]  ? stack_depot_save_flags+0x367/0x770
[   89.398480][  T852]  ? validate_chain+0x38b/0xc20
[   89.398670][  T852]  ___sys_sendmsg+0x14e/0x1d0
[   89.398857][  T852]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.399082][  T852]  ? copy_msghdr_from_user+0x460/0x460
[   89.399294][  T852]  __sys_sendmsg+0x145/0x1f0
[   89.399490][  T852]  ? __sys_sendmsg_sock+0x20/0x20
[   89.399676][  T852]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.399901][  T852]  ? do_raw_spin_unlock+0x59/0x250
[   89.400089][  T852]  ? rcu_is_watching+0x15/0xd0
[   89.400294][  T852]  do_syscall_64+0x117/0xfc0
[   89.400493][  T852]  ? trace_hardirqs_off+0xd/0x30
[   89.400680][  T852]  ? exc_page_fault+0xee/0x100
[   89.400870][  T852]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.401093][  T852] RIP: 0033:0x7faaf346f08e
[   89.401301][  T852] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.401860][  T852] RSP: 002b:00007ffe353abee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.402131][  T852] RAX: ffffffffffffffda RBX: 00007ffe353ac690 RCX: 00007faaf346f08e
[   89.402396][  T852] RDX: 0000000000000000 RSI: 00007ffe353abf90 RDI: 0000000000000005
[   89.402652][  T852] RBP: 00007ffe353abef0 R08: 0000000000000000 R09: 0000000000000000
[   89.402912][  T852] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.403184][  T852] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe353ac660
[   89.403455][  T852]  </TASK>
[   89.403606][  T852] irq event stamp: 28305
[   89.403757][  T852] hardirqs last  enabled at (28315): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.404049][  T852] hardirqs last disabled at (28324): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.404357][  T852] softirqs last  enabled at (27306): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.404647][  T852] softirqs last disabled at (27304): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.404936][  T852] ---[ end trace 0000000000000000 ]---
[   89.405386][  T852] ------------[ cut here ]------------
[   89.405560][  T852] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/852
[   89.405839][  T852] CPU: 2 UID: 0 PID: 852 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.406173][  T852] Tainted: [W]=WARN
[   89.406330][  T852] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.406552][  T852] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.406776][  T852] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.407325][  T852] RSP: 0018:ffa0000002166f90 EFLAGS: 00010286
[   89.407548][  T852] RAX: 00000000ffffffa6 RBX: ff1100001592c580 RCX: 1ff400000042cdb8
[   89.407800][  T852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001592c638
[   89.408050][  T852] RBP: ff11000015ae4000 R08: 1fe2200002b258c8 R09: ff11000013bc2e80
[   89.408312][  T852] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   89.408570][  T852] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   89.408826][  T852] FS:  00007faaf3235840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   89.409124][  T852] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.409349][  T852] CR2: 000000002fae49e8 CR3: 0000000015da6004 CR4: 0000000000771ef0
[   89.409602][  T852] PKRU: 55555554
[   89.409750][  T852] Call Trace:
[   89.409903][  T852]  <TASK>
[   89.410020][  T852]  ? rcu_is_watching+0x15/0xd0
[   89.410217][  T852]  rtnetlink_event+0xe0/0x1f0
[   89.410412][  T852]  notifier_call_chain+0xb0/0x320
[   89.410601][  T852]  __netdev_upper_dev_link+0x3a5/0x590
[   89.410788][  T852]  ? netdev_wait_allrefs_any+0x570/0x570
[   89.410974][  T852]  ? do_raw_spin_lock+0x131/0x280
[   89.411173][  T852]  ? find_held_lock+0x2b/0x80
[   89.411367][  T852]  netdev_master_upper_dev_link+0x86/0xb0
[   89.411552][  T852]  ? netdev_upper_dev_link+0xb0/0xb0
[   89.411738][  T852]  ? lockdep_rtnl_is_held+0x1a/0x20
[   89.411922][  T852]  ? hsr_port_get_hsr+0x9c/0x150
[   89.412122][  T852]  hsr_add_port+0x4eb/0xb60
[   89.412307][  T852]  ? hsr_port_exists+0x60/0x60
[   89.412505][  T852]  ? timer_init_key+0x10d/0x280
[   89.412690][  T852]  hsr_dev_finalize+0x727/0xc00
[   89.412879][  T852]  ? alloc_netdev_mqs+0xed0/0x1490
[   89.413065][  T852]  hsr_newlink+0x3b0/0x980
[   89.413266][  T852]  ? hsr_dellink+0x90/0x90
[   89.413459][  T852]  ? rtnl_create_link+0x169/0xf20
[   89.413643][  T852]  ? nla_strscpy+0xe3/0x180
[   89.413829][  T852]  rtnl_newlink_create+0x2da/0x780
[   89.414017][  T852]  ? rtnl_create_link+0xf20/0xf20
[   89.414218][  T852]  ? __dev_get_by_name+0x12/0x50
[   89.414410][  T852]  ? rtnl_dev_get+0xd7/0x170
[   89.414600][  T852]  __rtnl_newlink+0x22b/0xa50
[   89.414790][  T852]  rtnl_newlink+0x8d1/0xea0
[   89.414976][  T852]  ? lock_acquire.part.0+0xbc/0x260
[   89.415175][  T852]  ? __rtnl_newlink+0xa50/0xa50
[   89.415364][  T852]  ? mark_usage+0x61/0x170
[   89.415553][  T852]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.415741][  T852]  ? __rtnl_newlink+0xa50/0xa50
[   89.415924][  T852]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.416123][  T852]  ? validate_chain+0x38b/0xc20
[   89.416308][  T852]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.416501][  T852]  ? __lock_acquire+0x508/0xc10
[   89.416688][  T852]  ? lock_acquire.part.0+0xbc/0x260
[   89.416873][  T852]  ? find_held_lock+0x2b/0x80
[   89.417059][  T852]  netlink_rcv_skb+0x14e/0x3a0
[   89.417257][  T852]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.417455][  T852]  ? netlink_ack+0xcd0/0xcd0
[   89.417643][  T852]  ? netlink_deliver_tap+0xc5/0x330
[   89.417827][  T852]  ? netlink_deliver_tap+0x13c/0x330
[   89.418014][  T852]  netlink_unicast+0x486/0x750
[   89.418217][  T852]  ? netlink_attachskb+0x810/0x810
[   89.418412][  T852]  ? __lock_acquire+0x508/0xc10
[   89.418602][  T852]  netlink_sendmsg+0x735/0xc60
[   89.418792][  T852]  ? netlink_unicast+0x750/0x750
[   89.418978][  T852]  ? __might_fault+0x97/0x140
[   89.419180][  T852]  ____sys_sendmsg+0x419/0x850
[   89.419374][  T852]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.419565][  T852]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.419783][  T852]  ? move_addr_to_kernel+0x40/0x40
[   89.419972][  T852]  ? stack_depot_save_flags+0x367/0x770
[   89.420175][  T852]  ? validate_chain+0x38b/0xc20
[   89.420367][  T852]  ___sys_sendmsg+0x14e/0x1d0
[   89.420553][  T852]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.420771][  T852]  ? copy_msghdr_from_user+0x460/0x460
[   89.420966][  T852]  __sys_sendmsg+0x145/0x1f0
[   89.421164][  T852]  ? __sys_sendmsg_sock+0x20/0x20
[   89.421354][  T852]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.421580][  T852]  ? do_raw_spin_unlock+0x59/0x250
[   89.421763][  T852]  ? rcu_is_watching+0x15/0xd0
[   89.421950][  T852]  do_syscall_64+0x117/0xfc0
[   89.422147][  T852]  ? trace_hardirqs_off+0xd/0x30
[   89.422345][  T852]  ? exc_page_fault+0xee/0x100
[   89.422532][  T852]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.422749][  T852] RIP: 0033:0x7faaf346f08e
[   89.422942][  T852] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.423504][  T852] RSP: 002b:00007ffe353abee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.423761][  T852] RAX: ffffffffffffffda RBX: 00007ffe353ac690 RCX: 00007faaf346f08e
[   89.424018][  T852] RDX: 0000000000000000 RSI: 00007ffe353abf90 RDI: 0000000000000005
[   89.424284][  T852] RBP: 00007ffe353abef0 R08: 0000000000000000 R09: 0000000000000000
[   89.424546][  T852] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.424800][  T852] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe353ac660
[   89.425061][  T852]  </TASK>
[   89.425222][  T852] irq event stamp: 29477
[   89.425380][  T852] hardirqs last  enabled at (29487): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.425669][  T852] hardirqs last disabled at (29496): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.425956][  T852] softirqs last  enabled at (28470): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.426257][  T852] softirqs last disabled at (28468): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.426551][  T852] ---[ end trace 0000000000000000 ]---
[   89.426918][  T852] ------------[ cut here ]------------
[   89.427088][  T852] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/852
[   89.427403][  T852] CPU: 2 UID: 0 PID: 852 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.427719][  T852] Tainted: [W]=WARN
[   89.427867][  T852] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.428081][  T852] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.429125][  T852] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.429653][  T852] RSP: 0018:ffa00000021671a0 EFLAGS: 00010286
[   89.429869][  T852] RAX: 00000000ffffffa6 RBX: ff1100001592c740 RCX: 1ff400000042cdfa
[   89.430125][  T852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001592c7f8
[   89.430378][  T852] RBP: ff11000015db1000 R08: 1fe2200002b25900 R09: ff11000013bc2e80
[   89.430626][  T852] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   89.430870][  T852] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   89.431129][  T852] FS:  00007faaf3235840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   89.431416][  T852] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.431634][  T852] CR2: 000000002fae49e8 CR3: 0000000015da6004 CR4: 0000000000771ef0
[   89.431880][  T852] PKRU: 55555554
[   89.432026][  T852] Call Trace:
[   89.432182][  T852]  <TASK>
[   89.432298][  T852]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.432496][  T852]  rtmsg_ifinfo+0x5c/0xb0
[   89.432645][  T852]  __dev_notify_flags+0x1b8/0x280
[   89.432829][  T852]  ? netif_change_name+0x8c0/0x8c0
[   89.433013][  T852]  ? hsr_dev_finalize+0x925/0xc00
[   89.433214][  T852]  ? alloc_netdev_mqs+0xed0/0x1490
[   89.433403][  T852]  ? hsr_newlink+0x3b0/0x980
[   89.433589][  T852]  ? hsr_dellink+0x90/0x90
[   89.433769][  T852]  rtnl_configure_link+0x1ac/0x390
[   89.433949][  T852]  ? nla_strscpy+0xe3/0x180
[   89.434141][  T852]  rtnl_newlink_create+0x353/0x780
[   89.434334][  T852]  ? rtnl_create_link+0xf20/0xf20
[   89.434513][  T852]  ? __dev_get_by_name+0x12/0x50
[   89.434696][  T852]  ? rtnl_dev_get+0xd7/0x170
[   89.434880][  T852]  __rtnl_newlink+0x22b/0xa50
[   89.435063][  T852]  rtnl_newlink+0x8d1/0xea0
[   89.435255][  T852]  ? lock_acquire.part.0+0xbc/0x260
[   89.435446][  T852]  ? __rtnl_newlink+0xa50/0xa50
[   89.435625][  T852]  ? mark_usage+0x61/0x170
[   89.435811][  T852]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.435995][  T852]  ? __rtnl_newlink+0xa50/0xa50
[   89.436186][  T852]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.436375][  T852]  ? validate_chain+0x38b/0xc20
[   89.436555][  T852]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.436734][  T852]  ? __lock_acquire+0x508/0xc10
[   89.436915][  T852]  ? lock_acquire.part.0+0xbc/0x260
[   89.437110][  T852]  ? find_held_lock+0x2b/0x80
[   89.437296][  T852]  netlink_rcv_skb+0x14e/0x3a0
[   89.437490][  T852]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.437671][  T852]  ? netlink_ack+0xcd0/0xcd0
[   89.437853][  T852]  ? netlink_deliver_tap+0xc5/0x330
[   89.438032][  T852]  ? netlink_deliver_tap+0x13c/0x330
[   89.438227][  T852]  netlink_unicast+0x486/0x750
[   89.438424][  T852]  ? netlink_attachskb+0x810/0x810
[   89.438610][  T852]  ? __lock_acquire+0x508/0xc10
[   89.438790][  T852]  netlink_sendmsg+0x735/0xc60
[   89.438972][  T852]  ? netlink_unicast+0x750/0x750
[   89.439167][  T852]  ? __might_fault+0x97/0x140
[   89.439356][  T852]  ____sys_sendmsg+0x419/0x850
[   89.439540][  T852]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.439719][  T852]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.439929][  T852]  ? move_addr_to_kernel+0x40/0x40
[   89.440126][  T852]  ? stack_depot_save_flags+0x367/0x770
[   89.440306][  T852]  ? validate_chain+0x38b/0xc20
[   89.440497][  T852]  ___sys_sendmsg+0x14e/0x1d0
[   89.440679][  T852]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.440894][  T852]  ? copy_msghdr_from_user+0x460/0x460
[   89.441083][  T852]  __sys_sendmsg+0x145/0x1f0
[   89.441276][  T852]  ? __sys_sendmsg_sock+0x20/0x20
[   89.441466][  T852]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.441680][  T852]  ? do_raw_spin_unlock+0x59/0x250
[   89.441860][  T852]  ? rcu_is_watching+0x15/0xd0
[   89.442042][  T852]  do_syscall_64+0x117/0xfc0
[   89.442236][  T852]  ? trace_hardirqs_off+0xd/0x30
[   89.442429][  T852]  ? exc_page_fault+0xee/0x100
[   89.442609][  T852]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.442822][  T852] RIP: 0033:0x7faaf346f08e
[   89.443006][  T852] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.443540][  T852] RSP: 002b:00007ffe353abee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.443784][  T852] RAX: ffffffffffffffda RBX: 00007ffe353ac690 RCX: 00007faaf346f08e
[   89.444029][  T852] RDX: 0000000000000000 RSI: 00007ffe353abf90 RDI: 0000000000000005
[   89.444290][  T852] RBP: 00007ffe353abef0 R08: 0000000000000000 R09: 0000000000000000
[   89.444539][  T852] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.444781][  T852] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe353ac660
[   89.445031][  T852]  </TASK>
[   89.445186][  T852] irq event stamp: 31745
[   89.445341][  T852] hardirqs last  enabled at (31755): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.445615][  T852] hardirqs last disabled at (31764): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.445890][  T852] softirqs last  enabled at (30918): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.446180][  T852] softirqs last disabled at (29697): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.446465][  T852] ---[ end trace 0000000000000000 ]---
[   89.569609][  T856] ------------[ cut here ]------------
[   89.569779][  T856] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/856
[   89.570009][  T856] CPU: 0 UID: 0 PID: 856 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.570277][  T856] Tainted: [W]=WARN
[   89.570383][  T856] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.570546][  T856] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.570715][  T856] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.571184][  T856] RSP: 0018:ffa0000002197020 EFLAGS: 00010286
[   89.571356][  T856] RAX: 00000000ffffffa6 RBX: ff110000159d9540 RCX: 1ff4000000432dca
[   89.571551][  T856] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159d95f8
[   89.571742][  T856] RBP: ff1100000593c000 R08: 1fe2200002b3b2c0 R09: ff11000011ec0b58
[   89.571936][  T856] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   89.572140][  T856] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000593cce1
[   89.572367][  T856] FS:  00007fc6defd7840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   89.572602][  T856] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.572767][  T856] CR2: 000000002236e988 CR3: 0000000013ffa001 CR4: 0000000000771ef0
[   89.572966][  T856] PKRU: 55555554
[   89.573064][  T856] Call Trace:
[   89.573166][  T856]  <TASK>
[   89.573235][  T856]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.573374][  T856]  rtmsg_ifinfo+0x5c/0xb0
[   89.573475][  T856]  ? mark_held_locks+0x40/0x70
[   89.573606][  T856]  __dev_notify_flags+0x1b8/0x280
[   89.573737][  T856]  ? netif_change_name+0x8c0/0x8c0
[   89.573871][  T856]  ? __dev_change_flags+0x4a4/0x660
[   89.574001][  T856]  ? netif_set_allmulti+0x250/0x250
[   89.574136][  T856]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.574267][  T856]  ? is_bpf_text_address+0x68/0x110
[   89.574407][  T856]  netif_change_flags+0xfe/0x190
[   89.574538][  T856]  do_setlink.isra.0+0x1cc3/0x2750
[   89.574671][  T856]  ? rtnl_link_get_size+0x350/0x350
[   89.574803][  T856]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   89.574965][  T856]  ? rcu_read_lock_any_held+0x3c/0x90
[   89.575095][  T856]  ? validate_chain+0x38b/0xc20
[   89.575230][  T856]  ? rcu_read_lock_any_held+0x66/0x90
[   89.575364][  T856]  ? stack_depot_save_flags+0x367/0x770
[   89.575498][  T856]  ? __lock_acquire+0x508/0xc10
[   89.575629][  T856]  ? lock_acquire.part.0+0xbc/0x260
[   89.575758][  T856]  ? rtnl_newlink+0x883/0xea0
[   89.575888][  T856]  ? rcu_is_watching+0x15/0xd0
[   89.576019][  T856]  ? lock_acquire+0x134/0x160
[   89.576764][  T856]  ? rcu_is_watching+0x15/0xd0
[   89.576898][  T856]  ? rcu_is_watching+0x15/0xd0
[   89.577028][  T856]  ? trace_contention_end+0xb3/0x1a0
[   89.577169][  T856]  ? __mutex_lock+0x1db/0x2010
[   89.577311][  T856]  ? __mutex_lock+0x9b2/0x2010
[   89.577447][  T856]  ? rtnl_newlink+0x883/0xea0
[   89.577577][  T856]  ? ww_mutex_lock+0x160/0x160
[   89.577709][  T856]  ? __rtnl_newlink+0x3fa/0xa50
[   89.577843][  T856]  rtnl_newlink+0x8d1/0xea0
[   89.577977][  T856]  ? lock_acquire.part.0+0xbc/0x260
[   89.578111][  T856]  ? __rtnl_newlink+0xa50/0xa50
[   89.578241][  T856]  ? mark_usage+0x61/0x170
[   89.578377][  T856]  ? lock_acquire.part.0+0xbc/0x260
[   89.578507][  T856]  ? find_held_lock+0x2b/0x80
[   89.578635][  T856]  ? __rtnl_newlink+0xa50/0xa50
[   89.578764][  T856]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.578897][  T856]  ? __rtnl_newlink+0xa50/0xa50
[   89.579030][  T856]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.579165][  T856]  ? validate_chain+0x38b/0xc20
[   89.579295][  T856]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.579426][  T856]  ? __lock_acquire+0x508/0xc10
[   89.579584][  T856]  ? lock_acquire.part.0+0xbc/0x260
[   89.579717][  T856]  ? find_held_lock+0x2b/0x80
[   89.579846][  T856]  netlink_rcv_skb+0x14e/0x3a0
[   89.579977][  T856]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.580112][  T856]  ? netlink_ack+0xcd0/0xcd0
[   89.580246][  T856]  ? netlink_deliver_tap+0xc5/0x330
[   89.580383][  T856]  ? netlink_deliver_tap+0x13c/0x330
[   89.580515][  T856]  netlink_unicast+0x486/0x750
[   89.580645][  T856]  ? netlink_attachskb+0x810/0x810
[   89.580778][  T856]  ? __lock_acquire+0x508/0xc10
[   89.580909][  T856]  netlink_sendmsg+0x735/0xc60
[   89.581040][  T856]  ? netlink_unicast+0x750/0x750
[   89.581175][  T856]  ? __might_fault+0x97/0x140
[   89.581306][  T856]  ____sys_sendmsg+0x419/0x850
[   89.581443][  T856]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.581574][  T856]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.581733][  T856]  ? move_addr_to_kernel+0x40/0x40
[   89.581865][  T856]  ? stack_depot_save_flags+0x367/0x770
[   89.581994][  T856]  ? validate_chain+0x38b/0xc20
[   89.582129][  T856]  ___sys_sendmsg+0x14e/0x1d0
[   89.582259][  T856]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.582427][  T856]  ? copy_msghdr_from_user+0x460/0x460
[   89.582567][  T856]  __sys_sendmsg+0x145/0x1f0
[   89.582697][  T856]  ? __sys_sendmsg_sock+0x20/0x20
[   89.582827][  T856]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.582988][  T856]  ? do_raw_spin_unlock+0x59/0x250
[   89.583125][  T856]  ? rcu_is_watching+0x15/0xd0
[   89.583258][  T856]  do_syscall_64+0x117/0xfc0
[   89.583391][  T856]  ? trace_hardirqs_off+0xd/0x30
[   89.583521][  T856]  ? exc_page_fault+0xee/0x100
[   89.583650][  T856]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.583810][  T856] RIP: 0033:0x7fc6df21108e
[   89.583946][  T856] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.584416][  T856] RSP: 002b:00007ffc88cc9b70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.584610][  T856] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc6df21108e
[   89.584803][  T856] RDX: 0000000000000000 RSI: 00007ffc88cc9c20 RDI: 0000000000000005
[   89.584995][  T856] RBP: 00007ffc88cc9b80 R08: 0000000000000000 R09: 0000000000000000
[   89.585193][  T856] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bc
[   89.585392][  T856] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc88cca2f0
[   89.585589][  T856]  </TASK>
[   89.585686][  T856] irq event stamp: 15937
[   89.585781][  T856] hardirqs last  enabled at (15945): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.586007][  T856] hardirqs last disabled at (15952): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.586238][  T856] softirqs last  enabled at (15422): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.586470][  T856] softirqs last disabled at (14363): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.586693][  T856] ---[ end trace 0000000000000000 ]---
[   89.620221][  T857] ------------[ cut here ]------------
[   89.620417][  T857] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/857
[   89.620648][  T857] CPU: 3 UID: 0 PID: 857 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.620914][  T857] Tainted: [W]=WARN
[   89.621013][  T857] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.621179][  T857] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.621351][  T857] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.621811][  T857] RSP: 0018:ffa0000002197020 EFLAGS: 00010286
[   89.621981][  T857] RAX: 00000000ffffffa6 RBX: ff11000015e39380 RCX: 1ff4000000432dca
[   89.622206][  T857] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e39438
[   89.622404][  T857] RBP: ff11000015ee9000 R08: 1fe2200002bc7288 R09: ff11000011ec5158
[   89.622596][  T857] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   89.622789][  T857] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ee9ce1
[   89.622986][  T857] FS:  00007f0dd0b32840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   89.623222][  T857] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.623391][  T857] CR2: 00007f0dd0e021a0 CR3: 00000000161c7005 CR4: 0000000000771ef0
[   89.623586][  T857] PKRU: 55555554
[   89.623684][  T857] Call Trace:
[   89.623781][  T857]  <TASK>
[   89.623849][  T857]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.623983][  T857]  rtmsg_ifinfo+0x5c/0xb0
[   89.624082][  T857]  ? mark_held_locks+0x40/0x70
[   89.624217][  T857]  __dev_notify_flags+0x1b8/0x280
[   89.624354][  T857]  ? netif_change_name+0x8c0/0x8c0
[   89.624483][  T857]  ? __dev_change_flags+0x4a4/0x660
[   89.624616][  T857]  ? netif_set_allmulti+0x250/0x250
[   89.624745][  T857]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.624876][  T857]  ? is_bpf_text_address+0x68/0x110
[   89.625007][  T857]  netif_change_flags+0xfe/0x190
[   89.625197][  T857]  do_setlink.isra.0+0x1cc3/0x2750
[   89.625336][  T857]  ? rtnl_link_get_size+0x350/0x350
[   89.625468][  T857]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   89.625631][  T857]  ? rcu_read_lock_any_held+0x3c/0x90
[   89.625760][  T857]  ? validate_chain+0x38b/0xc20
[   89.625889][  T857]  ? rcu_read_lock_any_held+0x66/0x90
[   89.626018][  T857]  ? stack_depot_save_flags+0x367/0x770
[   89.626204][  T857]  ? __lock_acquire+0x508/0xc10
[   89.626410][  T857]  ? lock_acquire.part.0+0xbc/0x260
[   89.626542][  T857]  ? rtnl_newlink+0x883/0xea0
[   89.626674][  T857]  ? rcu_is_watching+0x15/0xd0
[   89.626805][  T857]  ? lock_acquire+0x134/0x160
[   89.626937][  T857]  ? rcu_is_watching+0x15/0xd0
[   89.627066][  T857]  ? rcu_is_watching+0x15/0xd0
[   89.627284][  T857]  ? trace_contention_end+0xb3/0x1a0
[   89.627460][  T857]  ? __mutex_lock+0x1db/0x2010
[   89.627592][  T857]  ? __mutex_lock+0x9b2/0x2010
[   89.627723][  T857]  ? rtnl_newlink+0x883/0xea0
[   89.627854][  T857]  ? ww_mutex_lock+0x160/0x160
[   89.627987][  T857]  ? __rtnl_newlink+0x3fa/0xa50
[   89.628197][  T857]  rtnl_newlink+0x8d1/0xea0
[   89.628337][  T857]  ? lock_acquire.part.0+0xbc/0x260
[   89.628467][  T857]  ? __rtnl_newlink+0xa50/0xa50
[   89.628598][  T857]  ? mark_usage+0x61/0x170
[   89.628733][  T857]  ? lock_acquire.part.0+0xbc/0x260
[   89.628864][  T857]  ? find_held_lock+0x2b/0x80
[   89.628996][  T857]  ? __rtnl_newlink+0xa50/0xa50
[   89.629213][  T857]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.629350][  T857]  ? __rtnl_newlink+0xa50/0xa50
[   89.629480][  T857]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.629621][  T857]  ? validate_chain+0x38b/0xc20
[   89.629752][  T857]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.629885][  T857]  ? __lock_acquire+0x508/0xc10
[   89.630016][  T857]  ? lock_acquire.part.0+0xbc/0x260
[   89.630224][  T857]  ? find_held_lock+0x2b/0x80
[   89.630361][  T857]  netlink_rcv_skb+0x14e/0x3a0
[   89.630489][  T857]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.630618][  T857]  ? netlink_ack+0xcd0/0xcd0
[   89.630749][  T857]  ? netlink_deliver_tap+0xc5/0x330
[   89.630881][  T857]  ? netlink_deliver_tap+0x13c/0x330
[   89.631014][  T857]  netlink_unicast+0x486/0x750
[   89.631230][  T857]  ? netlink_attachskb+0x810/0x810
[   89.631365][  T857]  ? __lock_acquire+0x508/0xc10
[   89.631496][  T857]  netlink_sendmsg+0x735/0xc60
[   89.631626][  T857]  ? netlink_unicast+0x750/0x750
[   89.631757][  T857]  ? __might_fault+0x97/0x140
[   89.631888][  T857]  ____sys_sendmsg+0x419/0x850
[   89.632018][  T857]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.632203][  T857]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.632369][  T857]  ? move_addr_to_kernel+0x40/0x40
[   89.632499][  T857]  ? stack_depot_save_flags+0x367/0x770
[   89.632628][  T857]  ? validate_chain+0x38b/0xc20
[   89.632759][  T857]  ___sys_sendmsg+0x14e/0x1d0
[   89.632888][  T857]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.633048][  T857]  ? copy_msghdr_from_user+0x460/0x460
[   89.633242][  T857]  __sys_sendmsg+0x145/0x1f0
[   89.633375][  T857]  ? __sys_sendmsg_sock+0x20/0x20
[   89.633506][  T857]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.633672][  T857]  ? do_raw_spin_unlock+0x59/0x250
[   89.633802][  T857]  ? rcu_is_watching+0x15/0xd0
[   89.633932][  T857]  do_syscall_64+0x117/0xfc0
[   89.634060][  T857]  ? trace_hardirqs_off+0xd/0x30
[   89.634245][  T857]  ? exc_page_fault+0xee/0x100
[   89.634378][  T857]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.634538][  T857] RIP: 0033:0x7f0dd0d6c08e
[   89.634673][  T857] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.635184][  T857] RSP: 002b:00007fff70fd21f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.635390][  T857] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0dd0d6c08e
[   89.635584][  T857] RDX: 0000000000000000 RSI: 00007fff70fd22a0 RDI: 0000000000000005
[   89.635778][  T857] RBP: 00007fff70fd2200 R08: 0000000000000000 R09: 0000000000000000
[   89.635974][  T857] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bd
[   89.636171][  T857] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff70fd2970
[   89.636403][  T857]  </TASK>
[   89.636499][  T857] irq event stamp: 21047
[   89.636596][  T857] hardirqs last  enabled at (21055): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.636819][  T857] hardirqs last disabled at (21062): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.637045][  T857] softirqs last  enabled at (20980): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.637284][  T857] softirqs last disabled at (20895): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.637517][  T857] ---[ end trace 0000000000000000 ]---
[   89.664774][  T858] hsr1: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   89.665017][  T858] hsr1: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[   89.665360][  T858] ------------[ cut here ]------------
[   89.665494][  T858] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/858
[   89.665719][  T858] CPU: 3 UID: 0 PID: 858 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.665983][  T858] Tainted: [W]=WARN
[   89.666087][  T858] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.666256][  T858] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.666428][  T858] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.666890][  T858] RSP: 0018:ffa0000001f27020 EFLAGS: 00010286
[   89.667052][  T858] RAX: 00000000ffffffa6 RBX: ff11000015e38ac0 RCX: 1ff40000003e4dca
[   89.667251][  T858] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e38b78
[   89.667455][  T858] RBP: ff11000013039000 R08: 1fe2200002bc7170 R09: ff11000011c00b58
[   89.667649][  T858] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   89.667841][  T858] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013039ce1
[   89.668034][  T858] FS:  00007f9f2404d840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   89.668266][  T858] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.668434][  T858] CR2: 000000002690b988 CR3: 00000000161c5001 CR4: 0000000000771ef0
[   89.668628][  T858] PKRU: 55555554
[   89.668724][  T858] Call Trace:
[   89.668819][  T858]  <TASK>
[   89.668888][  T858]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.669021][  T858]  rtmsg_ifinfo+0x5c/0xb0
[   89.669125][  T858]  ? mark_held_locks+0x40/0x70
[   89.669254][  T858]  __dev_notify_flags+0x1b8/0x280
[   89.669388][  T858]  ? netif_change_name+0x8c0/0x8c0
[   89.669517][  T858]  ? __dev_change_flags+0x4a4/0x660
[   89.669645][  T858]  ? netif_set_allmulti+0x250/0x250
[   89.669774][  T858]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.669905][  T858]  ? is_bpf_text_address+0x68/0x110
[   89.670036][  T858]  netif_change_flags+0xfe/0x190
[   89.670231][  T858]  do_setlink.isra.0+0x1cc3/0x2750
[   89.670369][  T858]  ? rtnl_link_get_size+0x350/0x350
[   89.670499][  T858]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   89.670659][  T858]  ? rcu_read_lock_any_held+0x3c/0x90
[   89.670790][  T858]  ? validate_chain+0x38b/0xc20
[   89.670920][  T858]  ? rcu_read_lock_any_held+0x66/0x90
[   89.671048][  T858]  ? stack_depot_save_flags+0x367/0x770
[   89.671234][  T858]  ? __lock_acquire+0x508/0xc10
[   89.671369][  T858]  ? lock_acquire.part.0+0xbc/0x260
[   89.671497][  T858]  ? rtnl_newlink+0x883/0xea0
[   89.671627][  T858]  ? rcu_is_watching+0x15/0xd0
[   89.671756][  T858]  ? lock_acquire+0x134/0x160
[   89.671887][  T858]  ? rcu_is_watching+0x15/0xd0
[   89.672016][  T858]  ? rcu_is_watching+0x15/0xd0
[   89.672233][  T858]  ? trace_contention_end+0xb3/0x1a0
[   89.672454][  T858]  ? __mutex_lock+0x1db/0x2010
[   89.672583][  T858]  ? __mutex_lock+0x9b2/0x2010
[   89.672712][  T858]  ? rtnl_newlink+0x883/0xea0
[   89.672841][  T858]  ? ww_mutex_lock+0x160/0x160
[   89.672972][  T858]  ? __rtnl_newlink+0x3fa/0xa50
[   89.673169][  T858]  rtnl_newlink+0x8d1/0xea0
[   89.673303][  T858]  ? lock_acquire.part.0+0xbc/0x260
[   89.673435][  T858]  ? __rtnl_newlink+0xa50/0xa50
[   89.673563][  T858]  ? mark_usage+0x61/0x170
[   89.673695][  T858]  ? lock_acquire.part.0+0xbc/0x260
[   89.673823][  T858]  ? find_held_lock+0x2b/0x80
[   89.673951][  T858]  ? __rtnl_newlink+0xa50/0xa50
[   89.674083][  T858]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.674299][  T858]  ? __rtnl_newlink+0xa50/0xa50
[   89.674432][  T858]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.674627][  T858]  ? validate_chain+0x38b/0xc20
[   89.674756][  T858]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.674885][  T858]  ? __lock_acquire+0x508/0xc10
[   89.675015][  T858]  ? lock_acquire.part.0+0xbc/0x260
[   89.675176][  T858]  ? find_held_lock+0x2b/0x80
[   89.675308][  T858]  netlink_rcv_skb+0x14e/0x3a0
[   89.675443][  T858]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.675574][  T858]  ? netlink_ack+0xcd0/0xcd0
[   89.675707][  T858]  ? netlink_deliver_tap+0xc5/0x330
[   89.675836][  T858]  ? netlink_deliver_tap+0x13c/0x330
[   89.675966][  T858]  netlink_unicast+0x486/0x750
[   89.676101][  T858]  ? netlink_attachskb+0x810/0x810
[   89.676235][  T858]  ? __lock_acquire+0x508/0xc10
[   89.676372][  T858]  netlink_sendmsg+0x735/0xc60
[   89.676503][  T858]  ? netlink_unicast+0x750/0x750
[   89.676634][  T858]  ? __might_fault+0x97/0x140
[   89.676765][  T858]  ____sys_sendmsg+0x419/0x850
[   89.676895][  T858]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.677024][  T858]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.677191][  T858]  ? move_addr_to_kernel+0x40/0x40
[   89.677328][  T858]  ? stack_depot_save_flags+0x367/0x770
[   89.677458][  T858]  ? validate_chain+0x38b/0xc20
[   89.677589][  T858]  ___sys_sendmsg+0x14e/0x1d0
[   89.677719][  T858]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.677881][  T858]  ? copy_msghdr_from_user+0x460/0x460
[   89.678019][  T858]  __sys_sendmsg+0x145/0x1f0
[   89.678155][  T858]  ? __sys_sendmsg_sock+0x20/0x20
[   89.678285][  T858]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.678455][  T858]  ? do_raw_spin_unlock+0x59/0x250
[   89.678584][  T858]  ? rcu_is_watching+0x15/0xd0
[   89.678715][  T858]  do_syscall_64+0x117/0xfc0
[   89.678846][  T858]  ? trace_hardirqs_off+0xd/0x30
[   89.678977][  T858]  ? exc_page_fault+0xee/0x100
[   89.679110][  T858]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.679272][  T858] RIP: 0033:0x7f9f2428708e
[   89.679410][  T858] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.679868][  T858] RSP: 002b:00007ffd6200ab80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.680063][  T858] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9f2428708e
[   89.680264][  T858] RDX: 0000000000000000 RSI: 00007ffd6200ac30 RDI: 0000000000000005
[   89.680461][  T858] RBP: 00007ffd6200ab90 R08: 0000000000000000 R09: 0000000000000000
[   89.680655][  T858] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bd
[   89.680848][  T858] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6200b300
[   89.681048][  T858]  </TASK>
[   89.681150][  T858] irq event stamp: 21893
[   89.681247][  T858] hardirqs last  enabled at (21901): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.681481][  T858] hardirqs last disabled at (21908): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.681704][  T858] softirqs last  enabled at (21560): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.681929][  T858] softirqs last disabled at (21503): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.682159][  T858] ---[ end trace 0000000000000000 ]---
[   89.689061][  T858] ------------[ cut here ]------------
[   89.689914][  T858] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/858
[   89.690217][  T858] CPU: 3 UID: 0 PID: 858 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.690504][  T858] Tainted: [W]=WARN
[   89.690611][  T858] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.690847][  T858] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.691029][  T858] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.691597][  T858] RSP: 0018:ffa0000001f26da0 EFLAGS: 00010286
[   89.691774][  T858] RAX: 00000000ffffffa6 RBX: ff11000015f60580 RCX: 1ff40000003e4d7a
[   89.691982][  T858] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f60638
[   89.692251][  T858] RBP: ff11000013039000 R08: 1fe2200002bec0c8 R09: ff11000011c00b58
[   89.692470][  T858] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   89.692679][  T858] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   89.692891][  T858] FS:  00007f9f2404d840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   89.693198][  T858] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.693381][  T858] CR2: 000000002690b988 CR3: 00000000161c5001 CR4: 0000000000771ef0
[   89.693592][  T858] PKRU: 55555554
[   89.693697][  T858] Call Trace:
[   89.693801][  T858]  <TASK>
[   89.693872][  T858]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.694013][  T858]  ? notifier_call_chain+0xb0/0x320
[   89.694216][  T858]  rtmsg_ifinfo+0x5c/0xb0
[   89.694325][  T858]  netif_state_change+0x155/0x340
[   89.694466][  T858]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   89.694642][  T858]  ? print_lock_name+0x4c/0x110
[   89.694783][  T858]  netif_set_operstate+0xc1/0x100
[   89.694924][  T858]  ? rtnl_put_cacheinfo+0x250/0x250
[   89.695065][  T858]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   89.695301][  T858]  ? hsr_port_get_hsr+0x9c/0x150
[   89.695444][  T858]  ? packet_notifier+0x1c2/0xbd0
[   89.695585][  T858]  ? mutex_is_locked+0x1c/0x50
[   89.695726][  T858]  hsr_netdev_notify+0x387/0xad0
[   89.695866][  T858]  ? hsr_port_get_hsr+0x150/0x150
[   89.696008][  T858]  notifier_call_chain+0xb0/0x320
[   89.696209][  T858]  __dev_notify_flags+0xde/0x280
[   89.696356][  T858]  ? netif_change_name+0x8c0/0x8c0
[   89.696498][  T858]  ? netif_set_allmulti+0x250/0x250
[   89.696638][  T858]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.696781][  T858]  ? is_bpf_text_address+0x68/0x110
[   89.696923][  T858]  netif_change_flags+0xfe/0x190
[   89.697064][  T858]  do_setlink.isra.0+0x1cc3/0x2750
[   89.697268][  T858]  ? rtnl_link_get_size+0x350/0x350
[   89.697414][  T858]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   89.697589][  T858]  ? rcu_read_lock_any_held+0x3c/0x90
[   89.697729][  T858]  ? validate_chain+0x38b/0xc20
[   89.697873][  T858]  ? rcu_read_lock_any_held+0x66/0x90
[   89.698013][  T858]  ? stack_depot_save_flags+0x367/0x770
[   89.698215][  T858]  ? __lock_acquire+0x508/0xc10
[   89.698361][  T858]  ? lock_acquire.part.0+0xbc/0x260
[   89.698500][  T858]  ? rtnl_newlink+0x883/0xea0
[   89.698640][  T858]  ? rcu_is_watching+0x15/0xd0
[   89.698782][  T858]  ? lock_acquire+0x134/0x160
[   89.698924][  T858]  ? rcu_is_watching+0x15/0xd0
[   89.699064][  T858]  ? rcu_is_watching+0x15/0xd0
[   89.699266][  T858]  ? trace_contention_end+0xb3/0x1a0
[   89.699411][  T858]  ? __mutex_lock+0x1db/0x2010
[   89.699550][  T858]  ? __mutex_lock+0x9b2/0x2010
[   89.699690][  T858]  ? rtnl_newlink+0x883/0xea0
[   89.699832][  T858]  ? ww_mutex_lock+0x160/0x160
[   89.699974][  T858]  ? __rtnl_newlink+0x3fa/0xa50
[   89.700181][  T858]  rtnl_newlink+0x8d1/0xea0
[   89.700329][  T858]  ? lock_acquire.part.0+0xbc/0x260
[   89.700470][  T858]  ? __rtnl_newlink+0xa50/0xa50
[   89.700609][  T858]  ? mark_usage+0x61/0x170
[   89.700753][  T858]  ? lock_acquire.part.0+0xbc/0x260
[   89.700905][  T858]  ? find_held_lock+0x2b/0x80
[   89.701046][  T858]  ? __rtnl_newlink+0xa50/0xa50
[   89.701249][  T858]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.701396][  T858]  ? __rtnl_newlink+0xa50/0xa50
[   89.701536][  T858]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.701676][  T858]  ? validate_chain+0x38b/0xc20
[   89.701818][  T858]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.701958][  T858]  ? __lock_acquire+0x508/0xc10
[   89.702162][  T858]  ? lock_acquire.part.0+0xbc/0x260
[   89.702304][  T858]  ? find_held_lock+0x2b/0x80
[   89.702451][  T858]  netlink_rcv_skb+0x14e/0x3a0
[   89.702592][  T858]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.702733][  T858]  ? netlink_ack+0xcd0/0xcd0
[   89.702876][  T858]  ? netlink_deliver_tap+0xc5/0x330
[   89.703016][  T858]  ? netlink_deliver_tap+0x13c/0x330
[   89.703220][  T858]  netlink_unicast+0x486/0x750
[   89.703367][  T858]  ? netlink_attachskb+0x810/0x810
[   89.703509][  T858]  ? __lock_acquire+0x508/0xc10
[   89.703652][  T858]  netlink_sendmsg+0x735/0xc60
[   89.703795][  T858]  ? netlink_unicast+0x750/0x750
[   89.703938][  T858]  ? __might_fault+0x97/0x140
[   89.704080][  T858]  ____sys_sendmsg+0x419/0x850
[   89.704282][  T858]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.704428][  T858]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.704603][  T858]  ? move_addr_to_kernel+0x40/0x40
[   89.704748][  T858]  ? stack_depot_save_flags+0x367/0x770
[   89.704890][  T858]  ? validate_chain+0x38b/0xc20
[   89.705031][  T858]  ___sys_sendmsg+0x14e/0x1d0
[   89.705234][  T858]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.705414][  T858]  ? copy_msghdr_from_user+0x460/0x460
[   89.705565][  T858]  __sys_sendmsg+0x145/0x1f0
[   89.705706][  T858]  ? __sys_sendmsg_sock+0x20/0x20
[   89.705846][  T858]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.706025][  T858]  ? do_raw_spin_unlock+0x59/0x250
[   89.706228][  T858]  ? rcu_is_watching+0x15/0xd0
[   89.706377][  T858]  do_syscall_64+0x117/0xfc0
[   89.706517][  T858]  ? trace_hardirqs_off+0xd/0x30
[   89.706658][  T858]  ? exc_page_fault+0xee/0x100
[   89.706802][  T858]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.706979][  T858] RIP: 0033:0x7f9f2428708e
[   89.707190][  T858] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.707696][  T858] RSP: 002b:00007ffd6200ab80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.707908][  T858] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9f2428708e
[   89.708179][  T858] RDX: 0000000000000000 RSI: 00007ffd6200ac30 RDI: 0000000000000005
[   89.708392][  T858] RBP: 00007ffd6200ab90 R08: 0000000000000000 R09: 0000000000000000
[   89.708601][  T858] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bd
[   89.708810][  T858] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6200b300
[   89.709026][  T858]  </TASK>
[   89.709191][  T858] irq event stamp: 32783
[   89.709296][  T858] hardirqs last  enabled at (32791): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.709544][  T858] hardirqs last disabled at (32798): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.709786][  T858] softirqs last  enabled at (32780): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.710031][  T858] softirqs last disabled at (32689): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.710343][  T858] ---[ end trace 0000000000000000 ]---
[   89.737962][  T859] ------------[ cut here ]------------
[   89.738454][  T859] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/859
[   89.738683][  T859] CPU: 1 UID: 0 PID: 859 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.738948][  T859] Tainted: [W]=WARN
[   89.739046][  T859] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.739220][  T859] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.739393][  T859] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.739852][  T859] RSP: 0018:ffa0000001f27020 EFLAGS: 00010286
[   89.740015][  T859] RAX: 00000000ffffffa6 RBX: ff11000015f60ac0 RCX: 1ff40000003e4dca
[   89.740215][  T859] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f60b78
[   89.740414][  T859] RBP: ff11000015ae1000 R08: 1fe2200002bec170 R09: ff11000016238b58
[   89.740607][  T859] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   89.740803][  T859] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ae1ce1
[   89.741000][  T859] FS:  00007f4613218840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   89.741242][  T859] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.741419][  T859] CR2: 000000003cc1e988 CR3: 00000000159e1001 CR4: 0000000000771ef0
[   89.741613][  T859] PKRU: 55555554
[   89.741710][  T859] Call Trace:
[   89.741807][  T859]  <TASK>
[   89.741873][  T859]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.742003][  T859]  rtmsg_ifinfo+0x5c/0xb0
[   89.742108][  T859]  ? mark_held_locks+0x40/0x70
[   89.742237][  T859]  __dev_notify_flags+0x1b8/0x280
[   89.742373][  T859]  ? netif_change_name+0x8c0/0x8c0
[   89.742502][  T859]  ? __dev_change_flags+0x4a4/0x660
[   89.742632][  T859]  ? netif_set_allmulti+0x250/0x250
[   89.742762][  T859]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.742892][  T859]  ? is_bpf_text_address+0x68/0x110
[   89.743022][  T859]  netif_change_flags+0xfe/0x190
[   89.743158][  T859]  do_setlink.isra.0+0x1cc3/0x2750
[   89.743291][  T859]  ? rtnl_link_get_size+0x350/0x350
[   89.743428][  T859]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   89.743591][  T859]  ? rcu_read_lock_any_held+0x3c/0x90
[   89.743720][  T859]  ? validate_chain+0x38b/0xc20
[   89.743849][  T859]  ? rcu_read_lock_any_held+0x66/0x90
[   89.743978][  T859]  ? stack_depot_save_flags+0x367/0x770
[   89.744112][  T859]  ? __lock_acquire+0x508/0xc10
[   89.744242][  T859]  ? lock_acquire.part.0+0xbc/0x260
[   89.744377][  T859]  ? rtnl_newlink+0x883/0xea0
[   89.744507][  T859]  ? rcu_is_watching+0x15/0xd0
[   89.744637][  T859]  ? lock_acquire+0x134/0x160
[   89.744767][  T859]  ? rcu_is_watching+0x15/0xd0
[   89.744896][  T859]  ? rcu_is_watching+0x15/0xd0
[   89.745026][  T859]  ? trace_contention_end+0xb3/0x1a0
[   89.745163][  T859]  ? __mutex_lock+0x1db/0x2010
[   89.745294][  T859]  ? __mutex_lock+0x9b2/0x2010
[   89.745426][  T859]  ? rtnl_newlink+0x883/0xea0
[   89.745558][  T859]  ? ww_mutex_lock+0x160/0x160
[   89.745689][  T859]  ? __rtnl_newlink+0x3fa/0xa50
[   89.745821][  T859]  rtnl_newlink+0x8d1/0xea0
[   89.745952][  T859]  ? lock_acquire.part.0+0xbc/0x260
[   89.746080][  T859]  ? __rtnl_newlink+0xa50/0xa50
[   89.746217][  T859]  ? mark_usage+0x61/0x170
[   89.746355][  T859]  ? lock_acquire.part.0+0xbc/0x260
[   89.746484][  T859]  ? find_held_lock+0x2b/0x80
[   89.746615][  T859]  ? __rtnl_newlink+0xa50/0xa50
[   89.746746][  T859]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.746876][  T859]  ? __rtnl_newlink+0xa50/0xa50
[   89.747007][  T859]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.747143][  T859]  ? validate_chain+0x38b/0xc20
[   89.747272][  T859]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.747404][  T859]  ? __lock_acquire+0x508/0xc10
[   89.747535][  T859]  ? lock_acquire.part.0+0xbc/0x260
[   89.747664][  T859]  ? find_held_lock+0x2b/0x80
[   89.747794][  T859]  netlink_rcv_skb+0x14e/0x3a0
[   89.747925][  T859]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.748054][  T859]  ? netlink_ack+0xcd0/0xcd0
[   89.748192][  T859]  ? netlink_deliver_tap+0xc5/0x330
[   89.748327][  T859]  ? netlink_deliver_tap+0x13c/0x330
[   89.748458][  T859]  netlink_unicast+0x486/0x750
[   89.748590][  T859]  ? netlink_attachskb+0x810/0x810
[   89.748720][  T859]  ? __lock_acquire+0x508/0xc10
[   89.748850][  T859]  netlink_sendmsg+0x735/0xc60
[   89.748981][  T859]  ? netlink_unicast+0x750/0x750
[   89.749180][  T859]  ? __might_fault+0x97/0x140
[   89.749311][  T859]  ____sys_sendmsg+0x419/0x850
[   89.749468][  T859]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.749598][  T859]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.749760][  T859]  ? move_addr_to_kernel+0x40/0x40
[   89.749890][  T859]  ? stack_depot_save_flags+0x367/0x770
[   89.750019][  T859]  ? validate_chain+0x38b/0xc20
[   89.750238][  T859]  ___sys_sendmsg+0x14e/0x1d0
[   89.750374][  T859]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.750535][  T859]  ? copy_msghdr_from_user+0x460/0x460
[   89.750674][  T859]  __sys_sendmsg+0x145/0x1f0
[   89.750805][  T859]  ? __sys_sendmsg_sock+0x20/0x20
[   89.750934][  T859]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.751165][  T859]  ? do_raw_spin_unlock+0x59/0x250
[   89.751373][  T859]  ? rcu_is_watching+0x15/0xd0
[   89.751504][  T859]  do_syscall_64+0x117/0xfc0
[   89.751634][  T859]  ? trace_hardirqs_off+0xd/0x30
[   89.751763][  T859]  ? exc_page_fault+0xee/0x100
[   89.751894][  T859]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.752052][  T859] RIP: 0033:0x7f461345208e
[   89.752257][  T859] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.752720][  T859] RSP: 002b:00007fff80e98640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.752919][  T859] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f461345208e
[   89.753236][  T859] RDX: 0000000000000000 RSI: 00007fff80e986f0 RDI: 0000000000000005
[   89.753436][  T859] RBP: 00007fff80e98650 R08: 0000000000000000 R09: 0000000000000000
[   89.753629][  T859] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bd
[   89.753824][  T859] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff80e98dc0
[   89.754021][  T859]  </TASK>
[   89.754124][  T859] irq event stamp: 14223
[   89.754221][  T859] hardirqs last  enabled at (14231): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.754452][  T859] hardirqs last disabled at (14238): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.754677][  T859] softirqs last  enabled at (14178): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.754899][  T859] softirqs last disabled at (13967): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.755126][  T859] ---[ end trace 0000000000000000 ]---
[   89.785968][  T860] ------------[ cut here ]------------
[   89.786134][  T860] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/860
[   89.786365][  T860] CPU: 0 UID: 0 PID: 860 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.786626][  T860] Tainted: [W]=WARN
[   89.786724][  T860] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.786888][  T860] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.787059][  T860] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.787534][  T860] RSP: 0018:ffa0000001d17020 EFLAGS: 00010286
[   89.787699][  T860] RAX: 00000000ffffffa6 RBX: ff110000054d3c40 RCX: 1ff40000003a2dca
[   89.787894][  T860] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054d3cf8
[   89.788093][  T860] RBP: ff11000010ee9000 R08: 1fe2200000a9a7a0 R09: ff1100001623ae58
[   89.788293][  T860] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   89.788490][  T860] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010ee9ce1
[   89.788686][  T860] FS:  00007f2bb72d6840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   89.788914][  T860] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.789079][  T860] CR2: 000000002b031988 CR3: 0000000005551001 CR4: 0000000000771ef0
[   89.789281][  T860] PKRU: 55555554
[   89.789430][  T860] Call Trace:
[   89.789528][  T860]  <TASK>
[   89.789596][  T860]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.789729][  T860]  rtmsg_ifinfo+0x5c/0xb0
[   89.789831][  T860]  ? mark_held_locks+0x40/0x70
[   89.789965][  T860]  __dev_notify_flags+0x1b8/0x280
[   89.790103][  T860]  ? netif_change_name+0x8c0/0x8c0
[   89.790237][  T860]  ? __dev_change_flags+0x4a4/0x660
[   89.790376][  T860]  ? netif_set_allmulti+0x250/0x250
[   89.790508][  T860]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.790642][  T860]  ? is_bpf_text_address+0x68/0x110
[   89.790773][  T860]  netif_change_flags+0xfe/0x190
[   89.790905][  T860]  do_setlink.isra.0+0x1cc3/0x2750
[   89.791037][  T860]  ? rtnl_link_get_size+0x350/0x350
[   89.791174][  T860]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   89.791342][  T860]  ? rcu_read_lock_any_held+0x3c/0x90
[   89.791474][  T860]  ? validate_chain+0x38b/0xc20
[   89.791606][  T860]  ? rcu_read_lock_any_held+0x66/0x90
[   89.791736][  T860]  ? stack_depot_save_flags+0x367/0x770
[   89.791868][  T860]  ? __lock_acquire+0x508/0xc10
[   89.792000][  T860]  ? lock_acquire.part.0+0xbc/0x260
[   89.792135][  T860]  ? rtnl_newlink+0x883/0xea0
[   89.792267][  T860]  ? rcu_is_watching+0x15/0xd0
[   89.792405][  T860]  ? lock_acquire+0x134/0x160
[   89.792536][  T860]  ? rcu_is_watching+0x15/0xd0
[   89.792665][  T860]  ? rcu_is_watching+0x15/0xd0
[   89.792795][  T860]  ? trace_contention_end+0xb3/0x1a0
[   89.792926][  T860]  ? __mutex_lock+0x1db/0x2010
[   89.793056][  T860]  ? __mutex_lock+0x9b2/0x2010
[   89.793248][  T860]  ? rtnl_newlink+0x883/0xea0
[   89.793386][  T860]  ? ww_mutex_lock+0x160/0x160
[   89.793520][  T860]  ? __rtnl_newlink+0x3fa/0xa50
[   89.793654][  T860]  rtnl_newlink+0x8d1/0xea0
[   89.793786][  T860]  ? lock_acquire.part.0+0xbc/0x260
[   89.793916][  T860]  ? __rtnl_newlink+0xa50/0xa50
[   89.794045][  T860]  ? mark_usage+0x61/0x170
[   89.794233][  T860]  ? lock_acquire.part.0+0xbc/0x260
[   89.794367][  T860]  ? find_held_lock+0x2b/0x80
[   89.794513][  T860]  ? __rtnl_newlink+0xa50/0xa50
[   89.794643][  T860]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.794773][  T860]  ? __rtnl_newlink+0xa50/0xa50
[   89.794903][  T860]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.795033][  T860]  ? validate_chain+0x38b/0xc20
[   89.795225][  T860]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.795415][  T860]  ? __lock_acquire+0x508/0xc10
[   89.795546][  T860]  ? lock_acquire.part.0+0xbc/0x260
[   89.795674][  T860]  ? find_held_lock+0x2b/0x80
[   89.795805][  T860]  netlink_rcv_skb+0x14e/0x3a0
[   89.795934][  T860]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.796063][  T860]  ? netlink_ack+0xcd0/0xcd0
[   89.796202][  T860]  ? netlink_deliver_tap+0xc5/0x330
[   89.796335][  T860]  ? netlink_deliver_tap+0x13c/0x330
[   89.796467][  T860]  netlink_unicast+0x486/0x750
[   89.796598][  T860]  ? netlink_attachskb+0x810/0x810
[   89.796729][  T860]  ? __lock_acquire+0x508/0xc10
[   89.796859][  T860]  netlink_sendmsg+0x735/0xc60
[   89.796989][  T860]  ? netlink_unicast+0x750/0x750
[   89.797127][  T860]  ? __might_fault+0x97/0x140
[   89.797258][  T860]  ____sys_sendmsg+0x419/0x850
[   89.797394][  T860]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.797523][  T860]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.797684][  T860]  ? move_addr_to_kernel+0x40/0x40
[   89.797815][  T860]  ? stack_depot_save_flags+0x367/0x770
[   89.797946][  T860]  ? validate_chain+0x38b/0xc20
[   89.798076][  T860]  ___sys_sendmsg+0x14e/0x1d0
[   89.798208][  T860]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.798373][  T860]  ? copy_msghdr_from_user+0x460/0x460
[   89.798512][  T860]  __sys_sendmsg+0x145/0x1f0
[   89.798643][  T860]  ? __sys_sendmsg_sock+0x20/0x20
[   89.798773][  T860]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.798936][  T860]  ? do_raw_spin_unlock+0x59/0x250
[   89.799065][  T860]  ? rcu_is_watching+0x15/0xd0
[   89.799208][  T860]  do_syscall_64+0x117/0xfc0
[   89.799341][  T860]  ? trace_hardirqs_off+0xd/0x30
[   89.799471][  T860]  ? exc_page_fault+0xee/0x100
[   89.799600][  T860]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.799762][  T860] RIP: 0033:0x7f2bb751008e
[   89.799896][  T860] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.800369][  T860] RSP: 002b:00007fff5fa66760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.800565][  T860] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2bb751008e
[   89.800760][  T860] RDX: 0000000000000000 RSI: 00007fff5fa66810 RDI: 0000000000000005
[   89.800954][  T860] RBP: 00007fff5fa66770 R08: 0000000000000000 R09: 0000000000000000
[   89.801153][  T860] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bd
[   89.801352][  T860] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5fa66ee0
[   89.801552][  T860]  </TASK>
[   89.801648][  T860] irq event stamp: 23643
[   89.801746][  T860] hardirqs last  enabled at (23651): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.801972][  T860] hardirqs last disabled at (23658): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.802206][  T860] softirqs last  enabled at (23294): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.802436][  T860] softirqs last disabled at (23203): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.802659][  T860] ---[ end trace 0000000000000000 ]---
[   89.803562][   T36] ------------[ cut here ]------------
[   89.803685][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u17:0/36
[   89.803925][   T36] CPU: 0 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.804643][   T36] Tainted: [W]=WARN
[   89.804736][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.804890][   T36] Workqueue: events_unbound linkwatch_event
[   89.805052][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.805219][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.805665][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   89.805817][   T36] RAX: 00000000ffffffa6 RBX: ff110000054d23c0 RCX: 1ff4000000051f02
[   89.806000][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054d2478
[   89.806186][   T36] RBP: ff11000010ee9000 R08: 1fe2200000a9a490 R09: ff11000001d651a8
[   89.806371][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   89.806550][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   89.806731][   T36] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   89.806945][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.807102][   T36] CR2: 000000002b031988 CR3: 000000000bb49005 CR4: 0000000000771ef0
[   89.807284][   T36] PKRU: 55555554
[   89.807380][   T36] Call Trace:
[   89.807470][   T36]  <TASK>
[   89.807534][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.807656][   T36]  ? notifier_call_chain+0xb0/0x320
[   89.807778][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   89.807871][   T36]  netif_state_change+0x155/0x340
[   89.807992][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   89.808148][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   89.808267][   T36]  __linkwatch_run_queue+0x34c/0x750
[   89.808392][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   89.808516][   T36]  linkwatch_event+0x7f/0xb0
[   89.808635][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   89.808756][   T36]  process_one_work+0xdf8/0x1410
[   89.808882][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   89.809002][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   89.809132][   T36]  worker_thread+0x4f1/0xd60
[   89.809256][   T36]  ? rescuer_thread+0x1320/0x1320
[   89.809383][   T36]  kthread+0x367/0x460
[   89.809477][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   89.809632][   T36]  ? kthread_affine_node+0x330/0x330
[   89.809752][   T36]  ret_from_fork+0x474/0x6b0
[   89.809873][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   89.810028][   T36]  ? __switch_to+0x5a3/0xe00
[   89.810157][   T36]  ? kthread_affine_node+0x330/0x330
[   89.810280][   T36]  ret_from_fork_asm+0x11/0x20
[   89.810413][   T36]  </TASK>
[   89.810503][   T36] irq event stamp: 335199
[   89.810592][   T36] hardirqs last  enabled at (335207): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.810803][   T36] hardirqs last disabled at (335214): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.811012][   T36] softirqs last  enabled at (334840): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.811228][   T36] softirqs last disabled at (333989): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.811442][   T36] ---[ end trace 0000000000000000 ]---
[   89.818591][   T36] ------------[ cut here ]------------
[   89.818774][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u17:0/36
[   89.819074][   T36] CPU: 2 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.819441][   T36] Tainted: [W]=WARN
[   89.819584][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.819790][   T36] Workqueue: events_unbound linkwatch_event
[   89.820002][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.820233][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.820749][   T36] RSP: 0018:ffa000000028f760 EFLAGS: 00010286
[   89.820958][   T36] RAX: 00000000ffffffa6 RBX: ff110000054d2ac0 RCX: 1ff4000000051eb2
[   89.821211][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054d2b78
[   89.821457][   T36] RBP: ff11000013039000 R08: 1fe2200000a9a570 R09: ff11000001d651a8
[   89.821693][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   89.821928][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   89.822183][   T36] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   89.822463][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.822671][   T36] CR2: 0000555faa067d5c CR3: 0000000013d03005 CR4: 0000000000771ef0
[   89.822939][   T36] PKRU: 55555554
[   89.823082][   T36] Call Trace:
[   89.823244][   T36]  <TASK>
[   89.823367][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.823546][   T36]  ? notifier_call_chain+0xb0/0x320
[   89.823723][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   89.823870][   T36]  netif_state_change+0x155/0x340
[   89.824046][   T36]  ? __queue_work+0x31a/0xc00
[   89.824237][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   89.824456][   T36]  ? lockdep_hardirqs_on+0x8c/0x130
[   89.824632][   T36]  ? mod_delayed_work_on+0x109/0x120
[   89.824808][   T36]  netif_set_operstate+0xc1/0x100
[   89.824985][   T36]  ? rtnl_put_cacheinfo+0x250/0x250
[   89.825202][   T36]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   89.825427][   T36]  hsr_check_carrier_and_operstate+0x4da/0x700
[   89.825667][   T36]  hsr_netdev_notify+0x387/0xad0
[   89.825843][   T36]  ? unregister_vlan_dev+0x380/0x380
[   89.826022][   T36]  ? hsr_port_get_hsr+0x150/0x150
[   89.826215][   T36]  notifier_call_chain+0xb0/0x320
[   89.826429][   T36]  netif_state_change+0x139/0x340
[   89.826607][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   89.826813][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   89.826990][   T36]  __linkwatch_run_queue+0x34c/0x750
[   89.827180][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   89.827397][   T36]  linkwatch_event+0x7f/0xb0
[   89.827575][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   89.827784][   T36]  process_one_work+0xdf8/0x1410
[   89.827963][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   89.828148][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   89.828344][   T36]  worker_thread+0x4f1/0xd60
[   89.828528][   T36]  ? rescuer_thread+0x1320/0x1320
[   89.828704][   T36]  kthread+0x367/0x460
[   89.828865][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   89.829075][   T36]  ? kthread_affine_node+0x330/0x330
[   89.829265][   T36]  ret_from_fork+0x474/0x6b0
[   89.829465][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   89.829701][   T36]  ? __switch_to+0x5a3/0xe00
[   89.829880][   T36]  ? kthread_affine_node+0x330/0x330
[   89.830056][   T36]  ret_from_fork_asm+0x11/0x20
[   89.830252][   T36]  </TASK>
[   89.830401][   T36] irq event stamp: 343057
[   89.830554][   T36] hardirqs last  enabled at (343067): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.830820][   T36] hardirqs last disabled at (343076): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.831114][   T36] softirqs last  enabled at (342422): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.831396][   T36] softirqs last disabled at (342420): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.831663][   T36] ---[ end trace 0000000000000000 ]---
[   89.831925][   T36] ------------[ cut here ]------------
[   89.832083][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u17:0/36
[   89.832405][   T36] CPU: 2 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.832720][   T36] Tainted: [W]=WARN
[   89.832857][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.833055][   T36] Workqueue: events_unbound linkwatch_event
[   89.833355][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.833562][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.834034][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   89.834245][   T36] RAX: 00000000ffffffa6 RBX: ff11000004e38040 RCX: 1ff4000000051f02
[   89.834477][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e380f8
[   89.834702][   T36] RBP: ff1100000593c000 R08: 1fe22000009c7020 R09: ff11000001d651a8
[   89.834925][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   89.835166][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   89.835399][   T36] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   89.835655][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.835852][   T36] CR2: 0000555faa067d5c CR3: 0000000013d03005 CR4: 0000000000771ef0
[   89.836082][   T36] PKRU: 55555554
[   89.836233][   T36] Call Trace:
[   89.836379][   T36]  <TASK>
[   89.836488][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.836657][   T36]  ? notifier_call_chain+0xb0/0x320
[   89.836837][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   89.836978][   T36]  netif_state_change+0x155/0x340
[   89.837160][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   89.837368][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   89.837534][   T36]  __linkwatch_run_queue+0x34c/0x750
[   89.837723][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   89.837894][   T36]  linkwatch_event+0x7f/0xb0
[   89.838062][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   89.838241][   T36]  process_one_work+0xdf8/0x1410
[   89.838428][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   89.838599][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   89.838770][   T36]  worker_thread+0x4f1/0xd60
[   89.838941][   T36]  ? rescuer_thread+0x1320/0x1320
[   89.839126][   T36]  kthread+0x367/0x460
[   89.839265][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   89.839473][   T36]  ? kthread_affine_node+0x330/0x330
[   89.839641][   T36]  ret_from_fork+0x474/0x6b0
[   89.839809][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   89.840008][   T36]  ? __switch_to+0x5a3/0xe00
[   89.840207][   T36]  ? kthread_affine_node+0x330/0x330
[   89.840384][   T36]  ret_from_fork_asm+0x11/0x20
[   89.840557][   T36]  </TASK>
[   89.840692][   T36] irq event stamp: 343763
[   89.840828][   T36] hardirqs last  enabled at (343773): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.841112][   T36] hardirqs last disabled at (343784): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.841375][   T36] softirqs last  enabled at (343360): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.841629][   T36] softirqs last disabled at (343245): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.841884][   T36] ---[ end trace 0000000000000000 ]---
[   89.842487][   T36] ------------[ cut here ]------------
[   89.842652][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u17:0/36
[   89.842936][   T36] CPU: 2 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.843266][   T36] Tainted: [W]=WARN
[   89.843426][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.843624][   T36] Workqueue: events_unbound linkwatch_event
[   89.843825][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.844027][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.844518][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   89.844742][   T36] RAX: 00000000ffffffa6 RBX: ff110000101171c0 RCX: 1ff4000000051f02
[   89.844966][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010117278
[   89.845204][   T36] RBP: ff11000013039000 R08: 1fe2200002022e50 R09: ff11000001d651a8
[   89.845437][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   89.845668][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   89.845895][   T36] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   89.846164][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.846367][   T36] CR2: 0000555faa067d5c CR3: 0000000013d03005 CR4: 0000000000771ef0
[   89.846596][   T36] PKRU: 55555554
[   89.846732][   T36] Call Trace:
[   89.846868][   T36]  <TASK>
[   89.846976][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.847158][   T36]  ? notifier_call_chain+0xb0/0x320
[   89.847336][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   89.847480][   T36]  netif_state_change+0x155/0x340
[   89.847651][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   89.847853][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   89.848020][   T36]  __linkwatch_run_queue+0x34c/0x750
[   89.848204][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   89.848383][   T36]  linkwatch_event+0x7f/0xb0
[   89.848551][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   89.848719][   T36]  process_one_work+0xdf8/0x1410
[   89.848890][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   89.849061][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   89.849244][   T36]  worker_thread+0x4f1/0xd60
[   89.849426][   T36]  ? rescuer_thread+0x1320/0x1320
[   89.849596][   T36]  kthread+0x367/0x460
[   89.849735][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   89.849932][   T36]  ? kthread_affine_node+0x330/0x330
[   89.850113][   T36]  ret_from_fork+0x474/0x6b0
[   89.850299][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   89.850513][   T36]  ? __switch_to+0x5a3/0xe00
[   89.850682][   T36]  ? kthread_affine_node+0x330/0x330
[   89.850849][   T36]  ret_from_fork_asm+0x11/0x20
[   89.851021][   T36]  </TASK>
[   89.851172][   T36] irq event stamp: 344629
[   89.851310][   T36] hardirqs last  enabled at (344639): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.851577][   T36] hardirqs last disabled at (344648): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.851832][   T36] softirqs last  enabled at (344144): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.852089][   T36] softirqs last disabled at (344142): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   89.852370][   T36] ---[ end trace 0000000000000000 ]---
[   89.853042][  T861] hsr2: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   89.853406][  T861] ------------[ cut here ]------------
[   89.853548][  T861] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/861
[   89.853773][  T861] CPU: 3 UID: 0 PID: 861 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.854035][  T861] Tainted: [W]=WARN
[   89.854142][  T861] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.854306][  T861] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.854480][  T861] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.854947][  T861] RSP: 0018:ffa00000021a7020 EFLAGS: 00010286
[   89.855118][  T861] RAX: 00000000ffffffa6 RBX: ff11000010116e40 RCX: 1ff4000000434dca
[   89.855316][  T861] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010116ef8
[   89.855520][  T861] RBP: ff11000013b9c000 R08: 1fe2200002022de0 R09: ff11000013ac0b58
[   89.855716][  T861] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   89.855912][  T861] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013b9cce1
[   89.856112][  T861] FS:  00007f6a20dae840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   89.856348][  T861] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.856514][  T861] CR2: 0000000013d57988 CR3: 000000001620f005 CR4: 0000000000771ef0
[   89.856711][  T861] PKRU: 55555554
[   89.856809][  T861] Call Trace:
[   89.856906][  T861]  <TASK>
[   89.856972][  T861]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.857124][  T861]  rtmsg_ifinfo+0x5c/0xb0
[   89.857225][  T861]  ? mark_held_locks+0x40/0x70
[   89.857361][  T861]  __dev_notify_flags+0x1b8/0x280
[   89.857492][  T861]  ? netif_change_name+0x8c0/0x8c0
[   89.857623][  T861]  ? __dev_change_flags+0x4a4/0x660
[   89.857754][  T861]  ? netif_set_allmulti+0x250/0x250
[   89.857883][  T861]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.858014][  T861]  ? is_bpf_text_address+0x68/0x110
[   89.858154][  T861]  netif_change_flags+0xfe/0x190
[   89.858286][  T861]  do_setlink.isra.0+0x1cc3/0x2750
[   89.858424][  T861]  ? rtnl_link_get_size+0x350/0x350
[   89.858554][  T861]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   89.858716][  T861]  ? rcu_read_lock_any_held+0x3c/0x90
[   89.858845][  T861]  ? validate_chain+0x38b/0xc20
[   89.858975][  T861]  ? rcu_read_lock_any_held+0x66/0x90
[   89.859109][  T861]  ? stack_depot_save_flags+0x367/0x770
[   89.859239][  T861]  ? __lock_acquire+0x508/0xc10
[   89.859380][  T861]  ? lock_acquire.part.0+0xbc/0x260
[   89.859509][  T861]  ? rtnl_newlink+0x883/0xea0
[   89.859639][  T861]  ? rcu_is_watching+0x15/0xd0
[   89.859768][  T861]  ? lock_acquire+0x134/0x160
[   89.859896][  T861]  ? rcu_is_watching+0x15/0xd0
[   89.860024][  T861]  ? rcu_is_watching+0x15/0xd0
[   89.860158][  T861]  ? trace_contention_end+0xb3/0x1a0
[   89.860288][  T861]  ? __mutex_lock+0x1db/0x2010
[   89.860425][  T861]  ? __mutex_lock+0x9b2/0x2010
[   89.860555][  T861]  ? rtnl_newlink+0x883/0xea0
[   89.860685][  T861]  ? ww_mutex_lock+0x160/0x160
[   89.860818][  T861]  ? __rtnl_newlink+0x3fa/0xa50
[   89.860951][  T861]  rtnl_newlink+0x8d1/0xea0
[   89.861083][  T861]  ? lock_acquire.part.0+0xbc/0x260
[   89.861219][  T861]  ? __rtnl_newlink+0xa50/0xa50
[   89.861354][  T861]  ? mark_usage+0x61/0x170
[   89.861488][  T861]  ? lock_acquire.part.0+0xbc/0x260
[   89.861618][  T861]  ? find_held_lock+0x2b/0x80
[   89.861749][  T861]  ? __rtnl_newlink+0xa50/0xa50
[   89.861879][  T861]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.862010][  T861]  ? __rtnl_newlink+0xa50/0xa50
[   89.862147][  T861]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.862276][  T861]  ? validate_chain+0x38b/0xc20
[   89.862411][  T861]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.862539][  T861]  ? __lock_acquire+0x508/0xc10
[   89.862669][  T861]  ? lock_acquire.part.0+0xbc/0x260
[   89.862796][  T861]  ? find_held_lock+0x2b/0x80
[   89.862924][  T861]  netlink_rcv_skb+0x14e/0x3a0
[   89.863054][  T861]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.863189][  T861]  ? netlink_ack+0xcd0/0xcd0
[   89.863327][  T861]  ? netlink_deliver_tap+0xc5/0x330
[   89.863458][  T861]  ? netlink_deliver_tap+0x13c/0x330
[   89.863590][  T861]  netlink_unicast+0x486/0x750
[   89.863720][  T861]  ? netlink_attachskb+0x810/0x810
[   89.863850][  T861]  ? __lock_acquire+0x508/0xc10
[   89.863981][  T861]  netlink_sendmsg+0x735/0xc60
[   89.864114][  T861]  ? netlink_unicast+0x750/0x750
[   89.864244][  T861]  ? __might_fault+0x97/0x140
[   89.864381][  T861]  ____sys_sendmsg+0x419/0x850
[   89.864510][  T861]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.864639][  T861]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.864799][  T861]  ? move_addr_to_kernel+0x40/0x40
[   89.864927][  T861]  ? stack_depot_save_flags+0x367/0x770
[   89.865056][  T861]  ? validate_chain+0x38b/0xc20
[   89.865194][  T861]  ___sys_sendmsg+0x14e/0x1d0
[   89.865325][  T861]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.865489][  T861]  ? copy_msghdr_from_user+0x460/0x460
[   89.865630][  T861]  __sys_sendmsg+0x145/0x1f0
[   89.865760][  T861]  ? __sys_sendmsg_sock+0x20/0x20
[   89.865889][  T861]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.866052][  T861]  ? do_raw_spin_unlock+0x59/0x250
[   89.866188][  T861]  ? rcu_is_watching+0x15/0xd0
[   89.866325][  T861]  do_syscall_64+0x117/0xfc0
[   89.866459][  T861]  ? trace_hardirqs_off+0xd/0x30
[   89.866589][  T861]  ? exc_page_fault+0xee/0x100
[   89.866719][  T861]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.866880][  T861] RIP: 0033:0x7f6a20fe808e
[   89.867014][  T861] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.867489][  T861] RSP: 002b:00007fff68957af0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.867686][  T861] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6a20fe808e
[   89.867879][  T861] RDX: 0000000000000000 RSI: 00007fff68957ba0 RDI: 0000000000000005
[   89.868107][  T861] RBP: 00007fff68957b00 R08: 0000000000000000 R09: 0000000000000000
[   89.868304][  T861] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bd
[   89.868508][  T861] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff68958270
[   89.868705][  T861]  </TASK>
[   89.868802][  T861] irq event stamp: 12939
[   89.868899][  T861] hardirqs last  enabled at (12947): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.869131][  T861] hardirqs last disabled at (12956): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.869362][  T861] softirqs last  enabled at (12318): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.869583][  T861] softirqs last disabled at (12313): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.869805][  T861] ---[ end trace 0000000000000000 ]---
[   89.899681][  T862] ------------[ cut here ]------------
[   89.899843][  T862] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/862
[   89.900069][  T862] CPU: 0 UID: 0 PID: 862 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.900943][  T862] Tainted: [W]=WARN
[   89.901040][  T862] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.901286][  T862] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.901460][  T862] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.901950][  T862] RSP: 0018:ffa00000021b7020 EFLAGS: 00010286
[   89.902151][  T862] RAX: 00000000ffffffa6 RBX: ff11000015e3d380 RCX: 1ff4000000436dca
[   89.902348][  T862] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3d438
[   89.902541][  T862] RBP: ff11000015844000 R08: 1fe2200002bc7a88 R09: ff11000013ac2e58
[   89.902733][  T862] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   89.902926][  T862] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015844ce1
[   89.903129][  T862] FS:  00007fbd58f42840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   89.903363][  T862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.903525][  T862] CR2: 00007fbd592121a0 CR3: 0000000013d29003 CR4: 0000000000771ef0
[   89.903719][  T862] PKRU: 55555554
[   89.903818][  T862] Call Trace:
[   89.903914][  T862]  <TASK>
[   89.903980][  T862]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.904114][  T862]  rtmsg_ifinfo+0x5c/0xb0
[   89.904213][  T862]  ? mark_held_locks+0x40/0x70
[   89.904348][  T862]  __dev_notify_flags+0x1b8/0x280
[   89.904478][  T862]  ? netif_change_name+0x8c0/0x8c0
[   89.904607][  T862]  ? __dev_change_flags+0x4a4/0x660
[   89.904739][  T862]  ? netif_set_allmulti+0x250/0x250
[   89.904869][  T862]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.905006][  T862]  ? is_bpf_text_address+0x68/0x110
[   89.905143][  T862]  netif_change_flags+0xfe/0x190
[   89.905279][  T862]  do_setlink.isra.0+0x1cc3/0x2750
[   89.905415][  T862]  ? rtnl_link_get_size+0x350/0x350
[   89.905547][  T862]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   89.905711][  T862]  ? rcu_read_lock_any_held+0x3c/0x90
[   89.905842][  T862]  ? validate_chain+0x38b/0xc20
[   89.905976][  T862]  ? rcu_read_lock_any_held+0x66/0x90
[   89.906195][  T862]  ? stack_depot_save_flags+0x367/0x770
[   89.906344][  T862]  ? __lock_acquire+0x508/0xc10
[   89.906476][  T862]  ? lock_acquire.part.0+0xbc/0x260
[   89.906607][  T862]  ? rtnl_newlink+0x883/0xea0
[   89.906739][  T862]  ? rcu_is_watching+0x15/0xd0
[   89.906870][  T862]  ? lock_acquire+0x134/0x160
[   89.907000][  T862]  ? rcu_is_watching+0x15/0xd0
[   89.907198][  T862]  ? rcu_is_watching+0x15/0xd0
[   89.907334][  T862]  ? trace_contention_end+0xb3/0x1a0
[   89.907465][  T862]  ? __mutex_lock+0x1db/0x2010
[   89.907595][  T862]  ? __mutex_lock+0x9b2/0x2010
[   89.907727][  T862]  ? rtnl_newlink+0x883/0xea0
[   89.907861][  T862]  ? ww_mutex_lock+0x160/0x160
[   89.907996][  T862]  ? __rtnl_newlink+0x3fa/0xa50
[   89.908185][  T862]  rtnl_newlink+0x8d1/0xea0
[   89.908324][  T862]  ? lock_acquire.part.0+0xbc/0x260
[   89.908455][  T862]  ? __rtnl_newlink+0xa50/0xa50
[   89.908586][  T862]  ? mark_usage+0x61/0x170
[   89.908719][  T862]  ? lock_acquire.part.0+0xbc/0x260
[   89.908852][  T862]  ? find_held_lock+0x2b/0x80
[   89.908984][  T862]  ? __rtnl_newlink+0xa50/0xa50
[   89.909177][  T862]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.909312][  T862]  ? __rtnl_newlink+0xa50/0xa50
[   89.909448][  T862]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.909579][  T862]  ? validate_chain+0x38b/0xc20
[   89.909736][  T862]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.909866][  T862]  ? __lock_acquire+0x508/0xc10
[   89.909999][  T862]  ? lock_acquire.part.0+0xbc/0x260
[   89.910207][  T862]  ? find_held_lock+0x2b/0x80
[   89.910345][  T862]  netlink_rcv_skb+0x14e/0x3a0
[   89.910475][  T862]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.910606][  T862]  ? netlink_ack+0xcd0/0xcd0
[   89.910740][  T862]  ? netlink_deliver_tap+0xc5/0x330
[   89.910869][  T862]  ? netlink_deliver_tap+0x13c/0x330
[   89.911002][  T862]  netlink_unicast+0x486/0x750
[   89.911279][  T862]  ? netlink_attachskb+0x810/0x810
[   89.911414][  T862]  ? __lock_acquire+0x508/0xc10
[   89.911548][  T862]  netlink_sendmsg+0x735/0xc60
[   89.911681][  T862]  ? netlink_unicast+0x750/0x750
[   89.911813][  T862]  ? __might_fault+0x97/0x140
[   89.911946][  T862]  ____sys_sendmsg+0x419/0x850
[   89.912076][  T862]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.912264][  T862]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.912432][  T862]  ? move_addr_to_kernel+0x40/0x40
[   89.912564][  T862]  ? stack_depot_save_flags+0x367/0x770
[   89.912696][  T862]  ? validate_chain+0x38b/0xc20
[   89.912840][  T862]  ___sys_sendmsg+0x14e/0x1d0
[   89.912976][  T862]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.913144][  T862]  ? copy_msghdr_from_user+0x460/0x460
[   89.913304][  T862]  __sys_sendmsg+0x145/0x1f0
[   89.913443][  T862]  ? __sys_sendmsg_sock+0x20/0x20
[   89.913572][  T862]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.913735][  T862]  ? do_raw_spin_unlock+0x59/0x250
[   89.913864][  T862]  ? rcu_is_watching+0x15/0xd0
[   89.913996][  T862]  do_syscall_64+0x117/0xfc0
[   89.914133][  T862]  ? trace_hardirqs_off+0xd/0x30
[   89.914265][  T862]  ? exc_page_fault+0xee/0x100
[   89.914402][  T862]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.914565][  T862] RIP: 0033:0x7fbd5917c08e
[   89.914701][  T862] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.915171][  T862] RSP: 002b:00007fff026b2ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.915378][  T862] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbd5917c08e
[   89.915573][  T862] RDX: 0000000000000000 RSI: 00007fff026b2b60 RDI: 0000000000000005
[   89.915769][  T862] RBP: 00007fff026b2ac0 R08: 0000000000000000 R09: 0000000000000000
[   89.915963][  T862] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bd
[   89.916166][  T862] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff026b3230
[   89.916373][  T862]  </TASK>
[   89.916470][  T862] irq event stamp: 17683
[   89.916567][  T862] hardirqs last  enabled at (17691): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.916794][  T862] hardirqs last disabled at (17698): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.917020][  T862] softirqs last  enabled at (17466): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.917253][  T862] softirqs last disabled at (17377): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.917491][  T862] ---[ end trace 0000000000000000 ]---
[   89.918135][   T36] ------------[ cut here ]------------
[   89.918272][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u17:0/36
[   89.918521][   T36] CPU: 1 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.918797][   T36] Tainted: [W]=WARN
[   89.918889][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.919050][   T36] Workqueue: events_unbound linkwatch_event
[   89.919223][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.919414][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.919864][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   89.920019][   T36] RAX: 00000000ffffffa6 RBX: ff11000015a88e40 RCX: 1ff4000000051f02
[   89.920206][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a88ef8
[   89.920394][   T36] RBP: ff11000015ee9000 R08: 1fe2200002b511e0 R09: ff11000001d651a8
[   89.920576][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   89.920757][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   89.920944][   T36] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   89.921163][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.921316][   T36] CR2: 0000555fbff98788 CR3: 000000000bb49006 CR4: 0000000000771ef0
[   89.921522][   T36] PKRU: 55555554
[   89.921614][   T36] Call Trace:
[   89.921706][   T36]  <TASK>
[   89.921769][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.921891][   T36]  ? notifier_call_chain+0xb0/0x320
[   89.922012][   T36]  rtmsg_ifinfo+0x5c/0xb0
[   89.922124][   T36]  netif_state_change+0x155/0x340
[   89.922250][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   89.922404][   T36]  ? linkwatch_do_dev+0xae/0xd0
[   89.922524][   T36]  __linkwatch_run_queue+0x34c/0x750
[   89.922646][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[   89.922769][   T36]  linkwatch_event+0x7f/0xb0
[   89.922893][   T36]  ? __linkwatch_run_queue+0x750/0x750
[   89.923014][   T36]  process_one_work+0xdf8/0x1410
[   89.923142][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[   89.923262][   T36]  ? lock_acquire.part.0+0xbc/0x260
[   89.923391][   T36]  worker_thread+0x4f1/0xd60
[   89.923515][   T36]  ? rescuer_thread+0x1320/0x1320
[   89.923636][   T36]  kthread+0x367/0x460
[   89.923727][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   89.923878][   T36]  ? kthread_affine_node+0x330/0x330
[   89.924000][   T36]  ret_from_fork+0x474/0x6b0
[   89.924126][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   89.924279][   T36]  ? __switch_to+0x5a3/0xe00
[   89.924406][   T36]  ? kthread_affine_node+0x330/0x330
[   89.927446][   T36]  ret_from_fork_asm+0x11/0x20
[   89.927573][   T36]  </TASK>
[   89.927662][   T36] irq event stamp: 345649
[   89.927752][   T36] hardirqs last  enabled at (345657): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.927960][   T36] hardirqs last disabled at (345664): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.928178][   T36] softirqs last  enabled at (345320): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.928414][   T36] softirqs last disabled at (345303): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.928623][   T36] ---[ end trace 0000000000000000 ]---
[   89.948779][  T863] ------------[ cut here ]------------
[   89.948933][  T863] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/863
[   89.949496][  T863] CPU: 3 UID: 0 PID: 863 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.949758][  T863] Tainted: [W]=WARN
[   89.949856][  T863] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.950020][  T863] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.950194][  T863] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.950657][  T863] RSP: 0018:ffa00000021c7020 EFLAGS: 00010286
[   89.950832][  T863] RAX: 00000000ffffffa6 RBX: ff11000015a88040 RCX: 1ff4000000438dca
[   89.951032][  T863] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a880f8
[   89.951233][  T863] RBP: ff11000015ae4000 R08: 1fe2200002b51020 R09: ff11000013ac5158
[   89.951433][  T863] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   89.951626][  T863] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ae4ce1
[   89.951821][  T863] FS:  00007f1d5d8d8840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   89.952046][  T863] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.952217][  T863] CR2: 000000002120a988 CR3: 000000001618f001 CR4: 0000000000771ef0
[   89.952430][  T863] PKRU: 55555554
[   89.952526][  T863] Call Trace:
[   89.952623][  T863]  <TASK>
[   89.952689][  T863]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.952820][  T863]  rtmsg_ifinfo+0x5c/0xb0
[   89.952918][  T863]  ? mark_held_locks+0x40/0x70
[   89.953048][  T863]  __dev_notify_flags+0x1b8/0x280
[   89.953184][  T863]  ? netif_change_name+0x8c0/0x8c0
[   89.953314][  T863]  ? __dev_change_flags+0x4a4/0x660
[   89.953448][  T863]  ? netif_set_allmulti+0x250/0x250
[   89.953577][  T863]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.953706][  T863]  ? is_bpf_text_address+0x68/0x110
[   89.953836][  T863]  netif_change_flags+0xfe/0x190
[   89.953967][  T863]  do_setlink.isra.0+0x1cc3/0x2750
[   89.954103][  T863]  ? rtnl_link_get_size+0x350/0x350
[   89.954233][  T863]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   89.954398][  T863]  ? rcu_read_lock_any_held+0x3c/0x90
[   89.954526][  T863]  ? validate_chain+0x38b/0xc20
[   89.954654][  T863]  ? rcu_read_lock_any_held+0x66/0x90
[   89.954782][  T863]  ? stack_depot_save_flags+0x367/0x770
[   89.954913][  T863]  ? __lock_acquire+0x508/0xc10
[   89.955043][  T863]  ? lock_acquire.part.0+0xbc/0x260
[   89.955177][  T863]  ? rtnl_newlink+0x883/0xea0
[   89.955305][  T863]  ? rcu_is_watching+0x15/0xd0
[   89.955436][  T863]  ? lock_acquire+0x134/0x160
[   89.955564][  T863]  ? rcu_is_watching+0x15/0xd0
[   89.955691][  T863]  ? rcu_is_watching+0x15/0xd0
[   89.955820][  T863]  ? trace_contention_end+0xb3/0x1a0
[   89.955951][  T863]  ? __mutex_lock+0x1db/0x2010
[   89.956081][  T863]  ? __mutex_lock+0x9b2/0x2010
[   89.956215][  T863]  ? rtnl_newlink+0x883/0xea0
[   89.956351][  T863]  ? ww_mutex_lock+0x160/0x160
[   89.956483][  T863]  ? __rtnl_newlink+0x3fa/0xa50
[   89.956614][  T863]  rtnl_newlink+0x8d1/0xea0
[   89.956745][  T863]  ? lock_acquire.part.0+0xbc/0x260
[   89.956876][  T863]  ? __rtnl_newlink+0xa50/0xa50
[   89.957004][  T863]  ? mark_usage+0x61/0x170
[   89.957142][  T863]  ? lock_acquire.part.0+0xbc/0x260
[   89.957270][  T863]  ? find_held_lock+0x2b/0x80
[   89.957402][  T863]  ? __rtnl_newlink+0xa50/0xa50
[   89.957531][  T863]  ? __lock_release.isra.0+0x6b/0x1a0
[   89.957660][  T863]  ? __rtnl_newlink+0xa50/0xa50
[   89.957790][  T863]  rtnetlink_rcv_msg+0x40d/0x9e0
[   89.957919][  T863]  ? validate_chain+0x38b/0xc20
[   89.958048][  T863]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.958182][  T863]  ? __lock_acquire+0x508/0xc10
[   89.958314][  T863]  ? lock_acquire.part.0+0xbc/0x260
[   89.958449][  T863]  ? find_held_lock+0x2b/0x80
[   89.958580][  T863]  netlink_rcv_skb+0x14e/0x3a0
[   89.958709][  T863]  ? rtnl_stats_set+0x3f0/0x3f0
[   89.958840][  T863]  ? netlink_ack+0xcd0/0xcd0
[   89.958974][  T863]  ? netlink_deliver_tap+0xc5/0x330
[   89.959108][  T863]  ? netlink_deliver_tap+0x13c/0x330
[   89.959253][  T863]  netlink_unicast+0x486/0x750
[   89.959392][  T863]  ? netlink_attachskb+0x810/0x810
[   89.959524][  T863]  ? __lock_acquire+0x508/0xc10
[   89.959657][  T863]  netlink_sendmsg+0x735/0xc60
[   89.959787][  T863]  ? netlink_unicast+0x750/0x750
[   89.959919][  T863]  ? __might_fault+0x97/0x140
[   89.960050][  T863]  ____sys_sendmsg+0x419/0x850
[   89.960186][  T863]  ? copy_msghdr_from_user+0x2a0/0x460
[   89.960325][  T863]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   89.960487][  T863]  ? move_addr_to_kernel+0x40/0x40
[   89.960619][  T863]  ? stack_depot_save_flags+0x367/0x770
[   89.960749][  T863]  ? validate_chain+0x38b/0xc20
[   89.960881][  T863]  ___sys_sendmsg+0x14e/0x1d0
[   89.961010][  T863]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   89.961176][  T863]  ? copy_msghdr_from_user+0x460/0x460
[   89.961316][  T863]  __sys_sendmsg+0x145/0x1f0
[   89.961452][  T863]  ? __sys_sendmsg_sock+0x20/0x20
[   89.961581][  T863]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   89.961745][  T863]  ? do_raw_spin_unlock+0x59/0x250
[   89.961877][  T863]  ? rcu_is_watching+0x15/0xd0
[   89.962009][  T863]  do_syscall_64+0x117/0xfc0
[   89.962143][  T863]  ? trace_hardirqs_off+0xd/0x30
[   89.962272][  T863]  ? exc_page_fault+0xee/0x100
[   89.962409][  T863]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   89.962570][  T863] RIP: 0033:0x7f1d5db1208e
[   89.962706][  T863] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   89.963179][  T863] RSP: 002b:00007ffd4945a770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.963383][  T863] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1d5db1208e
[   89.963578][  T863] RDX: 0000000000000000 RSI: 00007ffd4945a820 RDI: 0000000000000005
[   89.963775][  T863] RBP: 00007ffd4945a780 R08: 0000000000000000 R09: 0000000000000000
[   89.963969][  T863] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bd
[   89.964169][  T863] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4945aef0
[   89.964374][  T863]  </TASK>
[   89.964471][  T863] irq event stamp: 15763
[   89.964568][  T863] hardirqs last  enabled at (15771): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.964795][  T863] hardirqs last disabled at (15778): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.965018][  T863] softirqs last  enabled at (15034): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.965245][  T863] softirqs last disabled at (15029): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.965478][  T863] ---[ end trace 0000000000000000 ]---
[   89.966129][   T39] ------------[ cut here ]------------
[   89.966250][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[   89.966493][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.966768][   T39] Tainted: [W]=WARN
[   89.966858][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.967006][   T39] Workqueue: events_unbound linkwatch_event
[   89.967167][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.967327][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.967782][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   89.967935][   T39] RAX: 00000000ffffffa6 RBX: ff11000015e03c40 RCX: 1ff4000000057f02
[   89.968165][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e03cf8
[   89.968353][   T39] RBP: ff11000015ae4000 R08: 1fe2200002bc07a0 R09: ff11000001d951a8
[   89.968533][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   89.968711][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   89.968891][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   89.969151][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.969306][   T39] CR2: 000000002120a988 CR3: 000000001618f001 CR4: 0000000000771ef0
[   89.969493][   T39] PKRU: 55555554
[   89.969583][   T39] Call Trace:
[   89.969683][   T39]  <TASK>
[   89.969746][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.969866][   T39]  ? notifier_call_chain+0xb0/0x320
[   89.969987][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   89.970151][   T39]  netif_state_change+0x155/0x340
[   89.970276][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   89.970433][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   89.970553][   T39]  __linkwatch_run_queue+0x34c/0x750
[   89.970678][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   89.970800][   T39]  linkwatch_event+0x7f/0xb0
[   89.970922][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   89.971044][   T39]  process_one_work+0xdf8/0x1410
[   89.971237][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   89.971365][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   89.971491][   T39]  worker_thread+0x4f1/0xd60
[   89.971616][   T39]  ? rescuer_thread+0x1320/0x1320
[   89.971739][   T39]  kthread+0x367/0x460
[   89.971831][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   89.971981][   T39]  ? kthread_affine_node+0x330/0x330
[   89.972168][   T39]  ret_from_fork+0x474/0x6b0
[   89.972292][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   89.972448][   T39]  ? __switch_to+0x5a3/0xe00
[   89.972568][   T39]  ? kthread_affine_node+0x330/0x330
[   89.972690][   T39]  ret_from_fork_asm+0x11/0x20
[   89.972815][   T39]  </TASK>
[   89.972904][   T39] irq event stamp: 227181
[   89.973000][   T39] hardirqs last  enabled at (227189): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.973294][   T39] hardirqs last disabled at (227340): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.973508][   T39] softirqs last  enabled at (227338): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.973719][   T39] softirqs last disabled at (227197): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.973930][   T39] ---[ end trace 0000000000000000 ]---
[   89.974534][   T39] ------------[ cut here ]------------
[   89.974655][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[   89.974893][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   89.975766][   T39] Tainted: [W]=WARN
[   89.975859][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.976011][   T39] Workqueue: events_unbound linkwatch_event
[   89.976219][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   89.976431][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   89.976873][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   89.977025][   T39] RAX: 00000000ffffffa6 RBX: ff110000049a3000 RCX: 1ff4000000057f02
[   89.977253][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a30b8
[   89.977438][   T39] RBP: ff11000015ae1000 R08: 1fe2200000934618 R09: ff11000001d951a8
[   89.977616][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   89.977795][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   89.977976][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   89.978388][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.979089][   T39] CR2: 000000002120a988 CR3: 000000000bb49002 CR4: 0000000000771ef0
[   89.979324][   T39] PKRU: 55555554
[   89.979414][   T39] Call Trace:
[   89.979503][   T39]  <TASK>
[   89.979566][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   89.979686][   T39]  ? notifier_call_chain+0xb0/0x320
[   89.979810][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   89.979902][   T39]  netif_state_change+0x155/0x340
[   89.980023][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   89.980220][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   89.980345][   T39]  __linkwatch_run_queue+0x34c/0x750
[   89.980470][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   89.980592][   T39]  linkwatch_event+0x7f/0xb0
[   89.980710][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   89.980829][   T39]  process_one_work+0xdf8/0x1410
[   89.980952][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   89.981071][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   89.981245][   T39]  worker_thread+0x4f1/0xd60
[   89.981372][   T39]  ? rescuer_thread+0x1320/0x1320
[   89.981495][   T39]  kthread+0x367/0x460
[   89.981585][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   89.981739][   T39]  ? kthread_affine_node+0x330/0x330
[   89.981859][   T39]  ret_from_fork+0x474/0x6b0
[   89.981979][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   89.982177][   T39]  ? __switch_to+0x5a3/0xe00
[   89.982297][   T39]  ? kthread_affine_node+0x330/0x330
[   89.982424][   T39]  ret_from_fork_asm+0x11/0x20
[   89.982548][   T39]  </TASK>
[   89.982637][   T39] irq event stamp: 230489
[   89.982727][   T39] hardirqs last  enabled at (230497): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   89.982935][   T39] hardirqs last disabled at (230504): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   89.983194][   T39] softirqs last  enabled at (230608): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   89.983407][   T39] softirqs last disabled at (230513): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   89.983616][   T39] ---[ end trace 0000000000000000 ]---
[   90.010703][  T864] hsr3: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[   90.011067][  T864] ------------[ cut here ]------------
[   90.011206][  T864] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/864
[   90.011437][  T864] CPU: 0 UID: 0 PID: 864 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   90.011699][  T864] Tainted: [W]=WARN
[   90.011797][  T864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.011959][  T864] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   90.012133][  T864] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   90.012597][  T864] RSP: 0018:ffa00000021d7020 EFLAGS: 00010286
[   90.012760][  T864] RAX: 00000000ffffffa6 RBX: ff11000005f68900 RCX: 1ff400000043adca
[   90.012953][  T864] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f689b8
[   90.013155][  T864] RBP: ff11000015db1000 R08: 1fe2200000bed138 R09: ff11000015878b58
[   90.013355][  T864] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   90.013548][  T864] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015db1ce1
[   90.013746][  T864] FS:  00007f0f2c5c2840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   90.013975][  T864] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.014147][  T864] CR2: 00007f0f2c8921a0 CR3: 0000000015e3f006 CR4: 0000000000771ef0
[   90.014347][  T864] PKRU: 55555554
[   90.014445][  T864] Call Trace:
[   90.014541][  T864]  <TASK>
[   90.014608][  T864]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   90.014740][  T864]  rtmsg_ifinfo+0x5c/0xb0
[   90.014838][  T864]  ? mark_held_locks+0x40/0x70
[   90.014967][  T864]  __dev_notify_flags+0x1b8/0x280
[   90.015169][  T864]  ? netif_change_name+0x8c0/0x8c0
[   90.015301][  T864]  ? __dev_change_flags+0x4a4/0x660
[   90.015435][  T864]  ? netif_set_allmulti+0x250/0x250
[   90.015566][  T864]  ? __lock_release.isra.0+0x6b/0x1a0
[   90.015696][  T864]  ? is_bpf_text_address+0x68/0x110
[   90.015828][  T864]  netif_change_flags+0xfe/0x190
[   90.015959][  T864]  do_setlink.isra.0+0x1cc3/0x2750
[   90.016092][  T864]  ? rtnl_link_get_size+0x350/0x350
[   90.016328][  T864]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   90.016490][  T864]  ? rcu_read_lock_any_held+0x3c/0x90
[   90.016618][  T864]  ? validate_chain+0x38b/0xc20
[   90.016748][  T864]  ? rcu_read_lock_any_held+0x66/0x90
[   90.016878][  T864]  ? stack_depot_save_flags+0x367/0x770
[   90.017009][  T864]  ? __lock_acquire+0x508/0xc10
[   90.017221][  T864]  ? lock_acquire.part.0+0xbc/0x260
[   90.017356][  T864]  ? rtnl_newlink+0x883/0xea0
[   90.017485][  T864]  ? rcu_is_watching+0x15/0xd0
[   90.017615][  T864]  ? lock_acquire+0x134/0x160
[   90.017744][  T864]  ? rcu_is_watching+0x15/0xd0
[   90.017873][  T864]  ? rcu_is_watching+0x15/0xd0
[   90.018005][  T864]  ? trace_contention_end+0xb3/0x1a0
[   90.018213][  T864]  ? __mutex_lock+0x1db/0x2010
[   90.018347][  T864]  ? __mutex_lock+0x9b2/0x2010
[   90.018479][  T864]  ? rtnl_newlink+0x883/0xea0
[   90.018610][  T864]  ? ww_mutex_lock+0x160/0x160
[   90.018743][  T864]  ? __rtnl_newlink+0x3fa/0xa50
[   90.018876][  T864]  rtnl_newlink+0x8d1/0xea0
[   90.019008][  T864]  ? lock_acquire.part.0+0xbc/0x260
[   90.019226][  T864]  ? __rtnl_newlink+0xa50/0xa50
[   90.019363][  T864]  ? mark_usage+0x61/0x170
[   90.019494][  T864]  ? lock_acquire.part.0+0xbc/0x260
[   90.019624][  T864]  ? find_held_lock+0x2b/0x80
[   90.019752][  T864]  ? __rtnl_newlink+0xa50/0xa50
[   90.019884][  T864]  ? __lock_release.isra.0+0x6b/0x1a0
[   90.020015][  T864]  ? __rtnl_newlink+0xa50/0xa50
[   90.020235][  T864]  rtnetlink_rcv_msg+0x40d/0x9e0
[   90.020369][  T864]  ? validate_chain+0x38b/0xc20
[   90.020501][  T864]  ? rtnl_stats_set+0x3f0/0x3f0
[   90.020632][  T864]  ? __lock_acquire+0x508/0xc10
[   90.020765][  T864]  ? lock_acquire.part.0+0xbc/0x260
[   90.020894][  T864]  ? find_held_lock+0x2b/0x80
[   90.021025][  T864]  netlink_rcv_skb+0x14e/0x3a0
[   90.021234][  T864]  ? rtnl_stats_set+0x3f0/0x3f0
[   90.021366][  T864]  ? netlink_ack+0xcd0/0xcd0
[   90.021498][  T864]  ? netlink_deliver_tap+0xc5/0x330
[   90.021629][  T864]  ? netlink_deliver_tap+0x13c/0x330
[   90.021760][  T864]  netlink_unicast+0x486/0x750
[   90.021890][  T864]  ? netlink_attachskb+0x810/0x810
[   90.022020][  T864]  ? __lock_acquire+0x508/0xc10
[   90.022222][  T864]  netlink_sendmsg+0x735/0xc60
[   90.022359][  T864]  ? netlink_unicast+0x750/0x750
[   90.022489][  T864]  ? __might_fault+0x97/0x140
[   90.022620][  T864]  ____sys_sendmsg+0x419/0x850
[   90.022748][  T864]  ? copy_msghdr_from_user+0x2a0/0x460
[   90.022877][  T864]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   90.023037][  T864]  ? move_addr_to_kernel+0x40/0x40
[   90.023175][  T864]  ? stack_depot_save_flags+0x367/0x770
[   90.023305][  T864]  ? validate_chain+0x38b/0xc20
[   90.023441][  T864]  ___sys_sendmsg+0x14e/0x1d0
[   90.023571][  T864]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   90.023734][  T864]  ? copy_msghdr_from_user+0x460/0x460
[   90.023876][  T864]  __sys_sendmsg+0x145/0x1f0
[   90.024007][  T864]  ? __sys_sendmsg_sock+0x20/0x20
[   90.024142][  T864]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   90.024306][  T864]  ? do_raw_spin_unlock+0x59/0x250
[   90.024444][  T864]  ? rcu_is_watching+0x15/0xd0
[   90.024577][  T864]  do_syscall_64+0x117/0xfc0
[   90.024707][  T864]  ? trace_hardirqs_off+0xd/0x30
[   90.024838][  T864]  ? exc_page_fault+0xee/0x100
[   90.024968][  T864]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   90.025135][  T864] RIP: 0033:0x7f0f2c7fc08e
[   90.025271][  T864] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   90.025742][  T864] RSP: 002b:00007ffe56c465b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.025939][  T864] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0f2c7fc08e
[   90.026138][  T864] RDX: 0000000000000000 RSI: 00007ffe56c46660 RDI: 0000000000000005
[   90.026336][  T864] RBP: 00007ffe56c465c0 R08: 0000000000000000 R09: 0000000000000000
[   90.026532][  T864] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6bd
[   90.026727][  T864] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe56c46d30
[   90.026924][  T864]  </TASK>
[   90.027020][  T864] irq event stamp: 14343
[   90.027123][  T864] hardirqs last  enabled at (14353): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   90.027354][  T864] hardirqs last disabled at (14360): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   90.027579][  T864] softirqs last  enabled at (14086): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   90.027803][  T864] softirqs last disabled at (13973): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   90.028031][  T864] ---[ end trace 0000000000000000 ]---
[   90.859631][   T39] ------------[ cut here ]------------
[   90.859810][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[   90.860056][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   90.860349][   T39] Tainted: [W]=WARN
[   90.860441][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.860593][   T39] Workqueue: events_unbound linkwatch_event
[   90.860750][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   90.860909][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   90.861355][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   90.861505][   T39] RAX: 00000000ffffffa6 RBX: ff11000015f6cac0 RCX: 1ff4000000057f02
[   90.861683][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f6cb78
[   90.861862][   T39] RBP: ff11000015844000 R08: 1fe2200002bed970 R09: ff11000001d951a8
[   90.862042][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   90.862228][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   90.862415][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   90.862623][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.862773][   T39] CR2: 0000555faa067d5c CR3: 0000000013d03005 CR4: 0000000000771ef0
[   90.862955][   T39] PKRU: 55555554
[   90.863045][   T39] Call Trace:
[   90.863140][   T39]  <TASK>
[   90.863203][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   90.863323][   T39]  ? notifier_call_chain+0xb0/0x320
[   90.863449][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   90.863539][   T39]  netif_state_change+0x155/0x340
[   90.863661][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   90.863812][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   90.863930][   T39]  __linkwatch_run_queue+0x34c/0x750
[   90.864049][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   90.864179][   T39]  linkwatch_event+0x7f/0xb0
[   90.864299][   T39]  ? __linkwatch_run_queue+0x750/0x750
[   90.864424][   T39]  process_one_work+0xdf8/0x1410
[   90.864547][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   90.864668][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   90.864792][   T39]  worker_thread+0x4f1/0xd60
[   90.864917][   T39]  ? rescuer_thread+0x1320/0x1320
[   90.865036][   T39]  kthread+0x367/0x460
[   90.865134][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   90.865282][   T39]  ? kthread_affine_node+0x330/0x330
[   90.865405][   T39]  ret_from_fork+0x474/0x6b0
[   90.865525][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   90.865681][   T39]  ? __switch_to+0x5a3/0xe00
[   90.865800][   T39]  ? kthread_affine_node+0x330/0x330
[   90.865921][   T39]  ret_from_fork_asm+0x11/0x20
[   90.866046][   T39]  </TASK>
[   90.866140][   T39] irq event stamp: 231379
[   90.866231][   T39] hardirqs last  enabled at (231387): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   90.866445][   T39] hardirqs last disabled at (231394): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   90.866652][   T39] softirqs last  enabled at (231170): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   90.866859][   T39] softirqs last disabled at (231165): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   90.867069][   T39] ---[ end trace 0000000000000000 ]---
[   97.848251][   T67] ------------[ cut here ]------------
[   97.848463][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   97.848750][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   97.849060][   T67] Tainted: [W]=WARN
[   97.849212][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.849419][   T67] Workqueue: netns cleanup_net
[   97.849594][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   97.849795][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   97.850267][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   97.850469][   T67] RAX: 00000000ffffffa6 RBX: ff11000004d07540 RCX: 1ff4000000090eed
[   97.850693][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d075f8
[   97.850919][   T67] RBP: ff1100000f7e1000 R08: 1fe22000009a0ec0 R09: ff1100000faa0bd0
[   97.851165][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   97.851398][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   97.851624][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   97.851878][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.852073][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03002 CR4: 0000000000771ef0
[   97.852307][   T67] PKRU: 55555554
[   97.852461][   T67] Call Trace:
[   97.852597][   T67]  <TASK>
[   97.852703][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   97.852898][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   97.853086][   T67]  ? queue_rcu_work+0x7c/0xa0
[   97.853264][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   97.853436][   T67]  ? rtnl_is_locked+0x15/0x20
[   97.853596][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   97.853760][   T67]  ? mutex_is_locked+0x1c/0x50
[   97.853924][   T67]  ops_undo_list+0x615/0x8f0
[   97.854090][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   97.854307][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   97.854484][   T67]  cleanup_net+0x431/0x890
[   97.854647][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   97.854806][   T67]  ? process_one_work+0xdb7/0x1410
[   97.854971][   T67]  ? lock_acquire+0x134/0x160
[   97.855146][   T67]  ? rcu_is_watching+0x15/0xd0
[   97.855312][   T67]  process_one_work+0xdf8/0x1410
[   97.855485][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   97.855646][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   97.855810][   T67]  worker_thread+0x4f1/0xd60
[   97.855973][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.856146][   T67]  ? __kthread_parkme+0xbd/0x210
[   97.856311][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.856485][   T67]  kthread+0x367/0x460
[   97.856618][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   97.856810][   T67]  ? kthread_affine_node+0x330/0x330
[   97.856972][   T67]  ret_from_fork+0x474/0x6b0
[   97.857147][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   97.857335][   T67]  ? __switch_to+0x5a3/0xe00
[   97.857506][   T67]  ? kthread_affine_node+0x330/0x330
[   97.857668][   T67]  ret_from_fork_asm+0x11/0x20
[   97.857836][   T67]  </TASK>
[   97.857967][   T67] irq event stamp: 1452029
[   97.858140][   T67] hardirqs last  enabled at (1452041): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   97.858396][   T67] hardirqs last disabled at (1452050): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   97.858644][   T67] softirqs last  enabled at (1451796): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   97.858922][   T67] softirqs last disabled at (1451719): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   97.859180][   T67] ---[ end trace 0000000000000000 ]---
[   97.867541][   T67] vethA: left promiscuous mode
[   97.867793][   T67] ------------[ cut here ]------------
[   97.867964][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   97.868285][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   97.868641][   T67] Tainted: [W]=WARN
[   97.868786][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.868994][   T67] Workqueue: netns cleanup_net
[   97.869210][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   97.869437][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   97.869948][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   97.870173][   T67] RAX: 00000000ffffffa6 RBX: ff11000004d07700 RCX: 1ff4000000090eae
[   97.870422][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d077b8
[   97.870662][   T67] RBP: ff1100000593c000 R08: 1fe22000009a0ef8 R09: ff1100000faa0bd0
[   97.870901][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   97.871157][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000117fc650
[   97.871410][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   97.871687][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.871900][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49005 CR4: 0000000000771ef0
[   97.872151][   T67] PKRU: 55555554
[   97.872296][   T67] Call Trace:
[   97.872475][   T67]  <TASK>
[   97.872590][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   97.872770][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   97.872919][   T67]  __dev_notify_flags+0x1b8/0x280
[   97.873112][   T67]  ? netdev_info+0xe2/0x116
[   97.873321][   T67]  ? netdev_notice+0x120/0x120
[   97.873511][   T67]  ? netif_change_name+0x8c0/0x8c0
[   97.873689][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   97.873902][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   97.874081][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   97.874275][   T67]  __dev_set_promiscuity+0x194/0x230
[   97.874466][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   97.874673][   T67]  netif_set_promiscuity+0x4c/0xc0
[   97.874850][   T67]  dev_set_promiscuity+0x9d/0x150
[   97.875029][   T67]  hsr_del_port+0x36d/0x490
[   97.875227][   T67]  hsr_del_ports+0x24/0x80
[   97.875423][   T67]  hsr_dellink+0x5d/0x90
[   97.875583][   T67]  default_device_exit_batch+0x19d/0x600
[   97.875764][   T67]  ? unregister_netdev+0x60/0x60
[   97.875945][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   97.876141][   T67]  ops_undo_list+0x2ce/0x8f0
[   97.876332][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   97.876546][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   97.876728][   T67]  cleanup_net+0x431/0x890
[   97.876906][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   97.877084][   T67]  ? process_one_work+0xdb7/0x1410
[   97.877279][   T67]  ? lock_acquire+0x134/0x160
[   97.877465][   T67]  ? rcu_is_watching+0x15/0xd0
[   97.877646][   T67]  process_one_work+0xdf8/0x1410
[   97.877832][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   97.878011][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   97.878205][   T67]  worker_thread+0x4f1/0xd60
[   97.878394][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.878570][   T67]  ? __kthread_parkme+0xbd/0x210
[   97.878780][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.878959][   T67]  kthread+0x367/0x460
[   97.879118][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   97.879331][   T67]  ? kthread_affine_node+0x330/0x330
[   97.879523][   T67]  ret_from_fork+0x474/0x6b0
[   97.879704][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   97.879916][   T67]  ? __switch_to+0x5a3/0xe00
[   97.880110][   T67]  ? kthread_affine_node+0x330/0x330
[   97.880291][   T67]  ret_from_fork_asm+0x11/0x20
[   97.880486][   T67]  </TASK>
[   97.880630][   T67] irq event stamp: 1453847
[   97.880808][   T67] hardirqs last  enabled at (1453857): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   97.881181][   T67] hardirqs last disabled at (1453868): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   97.881550][   T67] softirqs last  enabled at (1453236): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   97.881913][   T67] softirqs last disabled at (1453209): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   97.882294][   T67] ---[ end trace 0000000000000000 ]---
[   97.882633][   T67] ------------[ cut here ]------------
[   97.882883][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   97.883202][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   97.883547][   T67] Tainted: [W]=WARN
[   97.883694][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.883903][   T67] Workqueue: netns cleanup_net
[   97.884085][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   97.884761][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   97.885280][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   97.885498][   T67] RAX: 00000000ffffffa6 RBX: ff11000004d078c0 RCX: 1ff4000000090eb2
[   97.885737][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d07978
[   97.886246][   T67] RBP: ff1100000593c000 R08: 1fe22000009a0f30 R09: ff1100000faa0bd0
[   97.886494][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   97.886733][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   97.886974][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   97.887266][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.887522][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49005 CR4: 0000000000771ef0
[   97.887763][   T67] PKRU: 55555554
[   97.887908][   T67] Call Trace:
[   97.888052][   T67]  <TASK>
[   97.888177][   T67]  ? rcu_is_watching+0x15/0xd0
[   97.888359][   T67]  rtnetlink_event+0xe0/0x1f0
[   97.888547][   T67]  notifier_call_chain+0xb0/0x320
[   97.888727][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   97.888905][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   97.889130][   T67]  ? find_held_lock+0x2b/0x80
[   97.889311][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   97.889504][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   97.889742][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   97.890010][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   97.890203][   T67]  hsr_del_port+0x25a/0x490
[   97.890391][   T67]  hsr_del_ports+0x24/0x80
[   97.890569][   T67]  hsr_dellink+0x5d/0x90
[   97.890717][   T67]  default_device_exit_batch+0x19d/0x600
[   97.890895][   T67]  ? unregister_netdev+0x60/0x60
[   97.891072][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   97.891270][   T67]  ops_undo_list+0x2ce/0x8f0
[   97.891459][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   97.891634][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   97.891812][   T67]  cleanup_net+0x431/0x890
[   97.891989][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   97.892179][   T67]  ? process_one_work+0xdb7/0x1410
[   97.892358][   T67]  ? lock_acquire+0x134/0x160
[   97.892543][   T67]  ? rcu_is_watching+0x15/0xd0
[   97.892722][   T67]  process_one_work+0xdf8/0x1410
[   97.892904][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   97.893082][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   97.893278][   T67]  worker_thread+0x4f1/0xd60
[   97.893465][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.893642][   T67]  ? __kthread_parkme+0xbd/0x210
[   97.893820][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.893997][   T67]  kthread+0x367/0x460
[   97.894161][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   97.894369][   T67]  ? kthread_affine_node+0x330/0x330
[   97.894567][   T67]  ret_from_fork+0x474/0x6b0
[   97.894746][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   97.894984][   T67]  ? __switch_to+0x5a3/0xe00
[   97.895178][   T67]  ? kthread_affine_node+0x330/0x330
[   97.895359][   T67]  ret_from_fork_asm+0x11/0x20
[   97.895552][   T67]  </TASK>
[   97.895694][   T67] irq event stamp: 1455435
[   97.895900][   T67] hardirqs last  enabled at (1455447): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   97.896212][   T67] hardirqs last disabled at (1455460): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   97.896579][   T67] softirqs last  enabled at (1454868): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   97.896940][   T67] softirqs last disabled at (1454101): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   97.897227][   T67] ---[ end trace 0000000000000000 ]---
[   97.897591][   T67] vethB: left promiscuous mode
[   97.897828][   T67] ------------[ cut here ]------------
[   97.898000][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[   97.898428][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   97.898862][   T67] Tainted: [W]=WARN
[   97.899007][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.899854][   T67] Workqueue: netns cleanup_net
[   97.900161][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   97.900445][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   97.901012][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   97.901293][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a88900 RCX: 1ff4000000090eae
[   97.901602][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a889b8
[   97.901898][   T67] RBP: ff11000015ee9000 R08: 1fe2200002b51138 R09: ff1100000faa0bd0
[   97.902210][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   97.902527][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001058f350
[   97.902828][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   97.903173][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.903453][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49005 CR4: 0000000000771ef0
[   97.903753][   T67] PKRU: 55555554
[   97.903951][   T67] Call Trace:
[   97.904162][   T67]  <TASK>
[   97.904331][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   97.904575][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   97.904776][   T67]  __dev_notify_flags+0x1b8/0x280
[   97.905009][   T67]  ? netdev_info+0xe2/0x116
[   97.905257][   T67]  ? netdev_notice+0x120/0x120
[   97.905499][   T67]  ? netif_change_name+0x8c0/0x8c0
[   97.905731][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   97.905994][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   97.906237][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   97.906483][   T67]  __dev_set_promiscuity+0x194/0x230
[   97.906716][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   97.906991][   T67]  netif_set_promiscuity+0x4c/0xc0
[   97.907221][   T67]  dev_set_promiscuity+0x9d/0x150
[   97.907411][   T67]  hsr_del_port+0x36d/0x490
[   97.907593][   T67]  hsr_del_ports+0x3e/0x80
[   97.907771][   T67]  hsr_dellink+0x5d/0x90
[   97.907918][   T67]  default_device_exit_batch+0x19d/0x600
[   97.908111][   T67]  ? unregister_netdev+0x60/0x60
[   97.908291][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   97.908486][   T67]  ops_undo_list+0x2ce/0x8f0
[   97.908668][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   97.908844][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   97.909025][   T67]  cleanup_net+0x431/0x890
[   97.909217][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   97.909404][   T67]  ? process_one_work+0xdb7/0x1410
[   97.909585][   T67]  ? lock_acquire+0x134/0x160
[   97.909765][   T67]  ? rcu_is_watching+0x15/0xd0
[   97.909947][   T67]  process_one_work+0xdf8/0x1410
[   97.910144][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   97.910325][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   97.910515][   T67]  worker_thread+0x4f1/0xd60
[   97.910698][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.910880][   T67]  ? __kthread_parkme+0xbd/0x210
[   97.911061][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.911252][   T67]  kthread+0x367/0x460
[   97.911406][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   97.911620][   T67]  ? kthread_affine_node+0x330/0x330
[   97.911801][   T67]  ret_from_fork+0x474/0x6b0
[   97.911984][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   97.912210][   T67]  ? __switch_to+0x5a3/0xe00
[   97.912398][   T67]  ? kthread_affine_node+0x330/0x330
[   97.912578][   T67]  ret_from_fork_asm+0x11/0x20
[   97.912762][   T67]  </TASK>
[   97.912905][   T67] irq event stamp: 1459929
[   97.913080][   T67] hardirqs last  enabled at (1459939): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   97.913371][   T67] hardirqs last disabled at (1459950): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   97.913662][   T67] softirqs last  enabled at (1459606): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   97.913938][   T67] softirqs last disabled at (1459539): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   97.914227][   T67] ---[ end trace 0000000000000000 ]---
[   97.914575][   T67] ------------[ cut here ]------------
[   97.914723][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   97.914980][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   97.915288][   T67] Tainted: [W]=WARN
[   97.915393][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.915554][   T67] Workqueue: netns cleanup_net
[   97.915696][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   97.915864][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   97.916399][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   97.916564][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a89700 RCX: 1ff4000000090eb2
[   97.916758][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a897b8
[   97.916950][   T67] RBP: ff11000015ee9000 R08: 1fe2200002b512f8 R09: ff1100000faa0bd0
[   97.917201][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   97.917401][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   97.917596][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   97.917872][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.918033][   T67] CR2: 00007f4486303574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   97.918284][   T67] PKRU: 55555554
[   97.918381][   T67] Call Trace:
[   97.918482][   T67]  <TASK>
[   97.918549][   T67]  ? rcu_is_watching+0x15/0xd0
[   97.918679][   T67]  rtnetlink_event+0xe0/0x1f0
[   97.918809][   T67]  notifier_call_chain+0xb0/0x320
[   97.918942][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   97.919070][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   97.919287][   T67]  ? find_held_lock+0x2b/0x80
[   97.919423][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   97.919553][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   97.919712][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   97.919842][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   97.919971][   T67]  hsr_del_port+0x25a/0x490
[   97.920154][   T67]  hsr_del_ports+0x3e/0x80
[   97.920283][   T67]  hsr_dellink+0x5d/0x90
[   97.920382][   T67]  default_device_exit_batch+0x19d/0x600
[   97.920519][   T67]  ? unregister_netdev+0x60/0x60
[   97.920652][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   97.920781][   T67]  ops_undo_list+0x2ce/0x8f0
[   97.920912][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   97.921039][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   97.921224][   T67]  cleanup_net+0x431/0x890
[   97.921353][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   97.921490][   T67]  ? process_one_work+0xdb7/0x1410
[   97.921621][   T67]  ? lock_acquire+0x134/0x160
[   97.921750][   T67]  ? rcu_is_watching+0x15/0xd0
[   97.921881][   T67]  process_one_work+0xdf8/0x1410
[   97.922013][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   97.922193][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   97.922328][   T67]  worker_thread+0x4f1/0xd60
[   97.922463][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.922591][   T67]  ? __kthread_parkme+0xbd/0x210
[   97.922723][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.922852][   T67]  kthread+0x367/0x460
[   97.922951][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   97.923158][   T67]  ? kthread_affine_node+0x330/0x330
[   97.923288][   T67]  ret_from_fork+0x474/0x6b0
[   97.923423][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   97.923584][   T67]  ? __switch_to+0x5a3/0xe00
[   97.923714][   T67]  ? kthread_affine_node+0x330/0x330
[   97.923844][   T67]  ret_from_fork_asm+0x11/0x20
[   97.923980][   T67]  </TASK>
[   97.924076][   T67] irq event stamp: 1461433
[   97.924208][   T67] hardirqs last  enabled at (1461443): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   97.924437][   T67] hardirqs last disabled at (1461450): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   97.924658][   T67] softirqs last  enabled at (1461374): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   97.924880][   T67] softirqs last disabled at (1461293): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   97.925106][   T67] ---[ end trace 0000000000000000 ]---
[   97.925532][   T67] ------------[ cut here ]------------
[   97.925669][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   97.925912][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   97.926212][   T67] Tainted: [W]=WARN
[   97.926305][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.926463][   T67] Workqueue: netns cleanup_net
[   97.926594][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   97.926752][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   97.927363][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   97.927531][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a89a80 RCX: 1ff4000000090eaf
[   97.927716][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89b38
[   97.927900][   T67] RBP: ff11000013039000 R08: 1fe2200002b51368 R09: ff1100000faa0bd0
[   97.928083][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   97.928277][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ee9000
[   97.928470][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   97.928686][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.928842][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03002 CR4: 0000000000771ef0
[   97.929032][   T67] PKRU: 55555554
[   97.929132][   T67] Call Trace:
[   97.929228][   T67]  <TASK>
[   97.929295][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   97.929426][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   97.929520][   T67]  netif_close_many+0x2ac/0x640
[   97.929645][   T67]  ? __dev_close_many+0x530/0x530
[   97.929769][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   97.929924][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   97.930079][   T67]  ? mark_held_locks+0x40/0x70
[   97.930214][   T67]  ? mutex_is_locked+0x1c/0x50
[   97.930340][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   97.930498][   T67]  ? mutex_is_locked+0x1c/0x50
[   97.930622][   T67]  ? rtnl_is_locked+0x15/0x20
[   97.930744][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   97.930898][   T67]  ? unregister_netdevice_many+0x20/0x20
[   97.931022][   T67]  default_device_exit_batch+0x38b/0x600
[   97.931156][   T67]  ? unregister_netdev+0x60/0x60
[   97.931282][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   97.931410][   T67]  ops_undo_list+0x2ce/0x8f0
[   97.931536][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   97.931658][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   97.931783][   T67]  cleanup_net+0x431/0x890
[   97.931906][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   97.932031][   T67]  ? process_one_work+0xdb7/0x1410
[   97.932166][   T67]  ? lock_acquire+0x134/0x160
[   97.932289][   T67]  ? rcu_is_watching+0x15/0xd0
[   97.932419][   T67]  process_one_work+0xdf8/0x1410
[   97.932549][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   97.932672][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   97.932804][   T67]  worker_thread+0x4f1/0xd60
[   97.932930][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.933055][   T67]  ? __kthread_parkme+0xbd/0x210
[   97.933186][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.933310][   T67]  kthread+0x367/0x460
[   97.933413][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   97.933566][   T67]  ? kthread_affine_node+0x330/0x330
[   97.933689][   T67]  ret_from_fork+0x474/0x6b0
[   97.933812][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   97.933967][   T67]  ? __switch_to+0x5a3/0xe00
[   97.934091][   T67]  ? kthread_affine_node+0x330/0x330
[   97.934220][   T67]  ret_from_fork_asm+0x11/0x20
[   97.934348][   T67]  </TASK>
[   97.934446][   T67] irq event stamp: 1462633
[   97.934568][   T67] hardirqs last  enabled at (1462641): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   97.934782][   T67] hardirqs last disabled at (1462648): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   97.934997][   T67] softirqs last  enabled at (1462192): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   97.935216][   T67] softirqs last disabled at (1461911): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   97.935431][   T67] ---[ end trace 0000000000000000 ]---
[   97.948547][   T67] ------------[ cut here ]------------
[   97.948681][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   97.948923][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   97.949206][   T67] Tainted: [W]=WARN
[   97.949300][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.949460][   T67] Workqueue: netns cleanup_net
[   97.949588][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   97.949748][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   97.950192][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   97.950351][   T67] RAX: 00000000ffffffa6 RBX: ff110000049a2e40 RCX: 1ff4000000090eaf
[   97.950539][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049a2ef8
[   97.950724][   T67] RBP: ff11000015ee9000 R08: 1fe22000009345e0 R09: ff1100000faa0bd0
[   97.950918][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   97.951108][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015844000
[   97.951296][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   97.951516][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.951672][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03002 CR4: 0000000000771ef0
[   97.951855][   T67] PKRU: 55555554
[   97.951948][   T67] Call Trace:
[   97.952040][   T67]  <TASK>
[   97.952109][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   97.952237][   T67]  ? notifier_call_chain+0xb0/0x320
[   97.952363][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   97.952462][   T67]  netif_close_many+0x2ac/0x640
[   97.952585][   T67]  ? __dev_close_many+0x530/0x530
[   97.952710][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   97.952865][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   97.953018][   T67]  ? mark_held_locks+0x40/0x70
[   97.953153][   T67]  ? mutex_is_locked+0x1c/0x50
[   97.953278][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   97.953435][   T67]  ? mutex_is_locked+0x1c/0x50
[   97.953558][   T67]  ? rtnl_is_locked+0x15/0x20
[   97.953681][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   97.953834][   T67]  ? unregister_netdevice_many+0x20/0x20
[   97.953958][   T67]  default_device_exit_batch+0x38b/0x600
[   97.954085][   T67]  ? unregister_netdev+0x60/0x60
[   97.954216][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   97.954341][   T67]  ops_undo_list+0x2ce/0x8f0
[   97.954469][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   97.954593][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   97.954718][   T67]  cleanup_net+0x431/0x890
[   97.954843][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   97.954967][   T67]  ? process_one_work+0xdb7/0x1410
[   97.955090][   T67]  ? lock_acquire+0x134/0x160
[   97.955219][   T67]  ? rcu_is_watching+0x15/0xd0
[   97.955344][   T67]  process_one_work+0xdf8/0x1410
[   97.955475][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   97.955598][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   97.955724][   T67]  worker_thread+0x4f1/0xd60
[   97.955851][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.955973][   T67]  ? __kthread_parkme+0xbd/0x210
[   97.956104][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.956228][   T67]  kthread+0x367/0x460
[   97.956321][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   97.956479][   T67]  ? kthread_affine_node+0x330/0x330
[   97.956604][   T67]  ret_from_fork+0x474/0x6b0
[   97.956727][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   97.956884][   T67]  ? __switch_to+0x5a3/0xe00
[   97.957007][   T67]  ? kthread_affine_node+0x330/0x330
[   97.957136][   T67]  ret_from_fork_asm+0x11/0x20
[   97.957263][   T67]  </TASK>
[   97.957355][   T67] irq event stamp: 1478439
[   97.957482][   T67] hardirqs last  enabled at (1478447): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   97.957696][   T67] hardirqs last disabled at (1478454): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   97.957909][   T67] softirqs last  enabled at (1478040): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   97.958127][   T67] softirqs last disabled at (1478035): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   97.958341][   T67] ---[ end trace 0000000000000000 ]---
[   97.959097][   T67] ------------[ cut here ]------------
[   97.959228][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   97.959476][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   97.959752][   T67] Tainted: [W]=WARN
[   97.959845][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.960003][   T67] Workqueue: netns cleanup_net
[   97.960136][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   97.960296][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   97.960745][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   97.960901][   T67] RAX: 00000000ffffffa6 RBX: ff11000005f683c0 RCX: 1ff4000000090eaf
[   97.961095][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f68478
[   97.961285][   T67] RBP: ff11000015844000 R08: 1fe2200000bed090 R09: ff1100000faa0bd0
[   97.961473][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   97.961657][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000593c000
[   97.961842][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   97.962056][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.962216][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03002 CR4: 0000000000771ef0
[   97.962406][   T67] PKRU: 55555554
[   97.962498][   T67] Call Trace:
[   97.962590][   T67]  <TASK>
[   97.962654][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   97.962777][   T67]  ? notifier_call_chain+0xb0/0x320
[   97.962900][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   97.962995][   T67]  netif_close_many+0x2ac/0x640
[   97.963125][   T67]  ? __dev_close_many+0x530/0x530
[   97.963250][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   97.963408][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   97.963561][   T67]  ? mark_held_locks+0x40/0x70
[   97.963685][   T67]  ? mutex_is_locked+0x1c/0x50
[   97.963810][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   97.963963][   T67]  ? mutex_is_locked+0x1c/0x50
[   97.964086][   T67]  ? rtnl_is_locked+0x15/0x20
[   97.964216][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   97.964372][   T67]  ? unregister_netdevice_many+0x20/0x20
[   97.964502][   T67]  default_device_exit_batch+0x38b/0x600
[   97.964627][   T67]  ? unregister_netdev+0x60/0x60
[   97.964751][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   97.964876][   T67]  ops_undo_list+0x2ce/0x8f0
[   97.965001][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   97.965130][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   97.965260][   T67]  cleanup_net+0x431/0x890
[   97.965383][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   97.965511][   T67]  ? process_one_work+0xdb7/0x1410
[   97.965637][   T67]  ? lock_acquire+0x134/0x160
[   97.965760][   T67]  ? rcu_is_watching+0x15/0xd0
[   97.965886][   T67]  process_one_work+0xdf8/0x1410
[   97.966013][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   97.966142][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   97.966269][   T67]  worker_thread+0x4f1/0xd60
[   97.966398][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.966522][   T67]  ? __kthread_parkme+0xbd/0x210
[   97.966647][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.966769][   T67]  kthread+0x367/0x460
[   97.966863][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   97.967017][   T67]  ? kthread_affine_node+0x330/0x330
[   97.967146][   T67]  ret_from_fork+0x474/0x6b0
[   97.967271][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   97.967431][   T67]  ? __switch_to+0x5a3/0xe00
[   97.967555][   T67]  ? kthread_affine_node+0x330/0x330
[   97.967680][   T67]  ret_from_fork_asm+0x11/0x20
[   97.967808][   T67]  </TASK>
[   97.967899][   T67] irq event stamp: 1480761
[   97.968021][   T67] hardirqs last  enabled at (1480769): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   97.968239][   T67] hardirqs last disabled at (1480778): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   97.968456][   T67] softirqs last  enabled at (1480342): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   97.968671][   T67] softirqs last disabled at (1480337): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   97.968886][   T67] ---[ end trace 0000000000000000 ]---
[   97.969689][   T67] ------------[ cut here ]------------
[   97.969811][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   97.970050][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   97.970341][   T67] Tainted: [W]=WARN
[   97.970439][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.970593][   T67] Workqueue: netns cleanup_net
[   97.970721][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   97.970882][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   97.971334][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   97.971495][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e391c0 RCX: 1ff4000000090eaf
[   97.971677][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e39278
[   97.971861][   T67] RBP: ff1100000593c000 R08: 1fe2200002bc7250 R09: ff1100000faa0bd0
[   97.972047][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   97.972236][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010ee9000
[   97.972425][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   97.972638][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.972796][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03002 CR4: 0000000000771ef0
[   97.972981][   T67] PKRU: 55555554
[   97.973074][   T67] Call Trace:
[   97.973171][   T67]  <TASK>
[   97.973235][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   97.973360][   T67]  ? notifier_call_chain+0xb0/0x320
[   97.973488][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   97.973582][   T67]  netif_close_many+0x2ac/0x640
[   97.973712][   T67]  ? __dev_close_many+0x530/0x530
[   97.973836][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   97.973991][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   97.974153][   T67]  ? mark_held_locks+0x40/0x70
[   97.974277][   T67]  ? mutex_is_locked+0x1c/0x50
[   97.974406][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   97.974560][   T67]  ? mutex_is_locked+0x1c/0x50
[   97.974685][   T67]  ? rtnl_is_locked+0x15/0x20
[   97.974807][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   97.974961][   T67]  ? unregister_netdevice_many+0x20/0x20
[   97.975086][   T67]  default_device_exit_batch+0x38b/0x600
[   97.975217][   T67]  ? unregister_netdev+0x60/0x60
[   97.975341][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   97.975472][   T67]  ops_undo_list+0x2ce/0x8f0
[   97.975598][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   97.975720][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   97.975847][   T67]  cleanup_net+0x431/0x890
[   97.975973][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   97.976102][   T67]  ? process_one_work+0xdb7/0x1410
[   97.976228][   T67]  ? lock_acquire+0x134/0x160
[   97.976353][   T67]  ? rcu_is_watching+0x15/0xd0
[   97.976485][   T67]  process_one_work+0xdf8/0x1410
[   97.976612][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   97.976735][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   97.976862][   T67]  worker_thread+0x4f1/0xd60
[   97.976987][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.977116][   T67]  ? __kthread_parkme+0xbd/0x210
[   97.977241][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.977364][   T67]  kthread+0x367/0x460
[   97.977462][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   97.977615][   T67]  ? kthread_affine_node+0x330/0x330
[   97.977739][   T67]  ret_from_fork+0x474/0x6b0
[   97.977864][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   97.978019][   T67]  ? __switch_to+0x5a3/0xe00
[   97.978149][   T67]  ? kthread_affine_node+0x330/0x330
[   97.978275][   T67]  ret_from_fork_asm+0x11/0x20
[   97.978416][   T67]  </TASK>
[   97.978507][   T67] irq event stamp: 1483101
[   97.978628][   T67] hardirqs last  enabled at (1483109): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   97.978839][   T67] hardirqs last disabled at (1483116): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   97.979051][   T67] softirqs last  enabled at (1482702): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   97.979275][   T67] softirqs last disabled at (1482697): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   97.979493][   T67] ---[ end trace 0000000000000000 ]---
[   97.985875][   T67] ------------[ cut here ]------------
[   97.986029][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   97.986951][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   97.987283][   T67] Tainted: [W]=WARN
[   97.987376][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.987542][   T67] Workqueue: netns cleanup_net
[   97.987669][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   97.987829][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   97.988323][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   97.988533][   T67] RAX: 00000000ffffffa6 RBX: ff110000054d3e00 RCX: 1ff4000000090eaf
[   97.988720][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054d3eb8
[   97.988903][   T67] RBP: ff11000010ee9000 R08: 1fe2200000a9a7d8 R09: ff1100000faa0bd0
[   97.989086][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   97.989324][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007dc9000
[   97.989515][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   97.989732][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.989887][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03002 CR4: 0000000000771ef0
[   97.990072][   T67] PKRU: 55555554
[   97.990217][   T67] Call Trace:
[   97.990309][   T67]  <TASK>
[   97.990373][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   97.990502][   T67]  ? notifier_call_chain+0xb0/0x320
[   97.990635][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   97.990733][   T67]  netif_close_many+0x2ac/0x640
[   97.990864][   T67]  ? __dev_close_many+0x530/0x530
[   97.990987][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   97.991197][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   97.991355][   T67]  ? mark_held_locks+0x40/0x70
[   97.991484][   T67]  ? mutex_is_locked+0x1c/0x50
[   97.991608][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   97.991761][   T67]  ? mutex_is_locked+0x1c/0x50
[   97.991886][   T67]  ? rtnl_is_locked+0x15/0x20
[   97.992009][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   97.992218][   T67]  ? unregister_netdevice_many+0x20/0x20
[   97.992345][   T67]  default_device_exit_batch+0x38b/0x600
[   97.992474][   T67]  ? unregister_netdev+0x60/0x60
[   97.992600][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   97.992726][   T67]  ops_undo_list+0x2ce/0x8f0
[   97.992851][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   97.992974][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   97.993153][   T67]  cleanup_net+0x431/0x890
[   97.993279][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   97.993407][   T67]  ? process_one_work+0xdb7/0x1410
[   97.993534][   T67]  ? lock_acquire+0x134/0x160
[   97.993658][   T67]  ? rcu_is_watching+0x15/0xd0
[   97.993784][   T67]  process_one_work+0xdf8/0x1410
[   97.993911][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   97.994035][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   97.994215][   T67]  worker_thread+0x4f1/0xd60
[   97.994342][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.994472][   T67]  ? __kthread_parkme+0xbd/0x210
[   97.994599][   T67]  ? rescuer_thread+0x1320/0x1320
[   97.994723][   T67]  kthread+0x367/0x460
[   97.994818][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   97.994981][   T67]  ? kthread_affine_node+0x330/0x330
[   97.995164][   T67]  ret_from_fork+0x474/0x6b0
[   97.995289][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   97.995450][   T67]  ? __switch_to+0x5a3/0xe00
[   97.995578][   T67]  ? kthread_affine_node+0x330/0x330
[   97.995704][   T67]  ret_from_fork_asm+0x11/0x20
[   97.995834][   T67]  </TASK>
[   97.995927][   T67] irq event stamp: 1493511
[   97.996051][   T67] hardirqs last  enabled at (1493519): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   97.996317][   T67] hardirqs last disabled at (1493622): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   97.996537][   T67] softirqs last  enabled at (1493620): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   97.996751][   T67] softirqs last disabled at (1493527): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   97.996966][   T67] ---[ end trace 0000000000000000 ]---
[   97.997837][   T67] ------------[ cut here ]------------
[   97.997962][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   97.998214][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   97.998501][   T67] Tainted: [W]=WARN
[   97.998593][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.998747][   T67] Workqueue: netns cleanup_net
[   97.998875][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   97.999034][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   97.999487][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   97.999641][   T67] RAX: 00000000ffffffa6 RBX: ff11000004e39700 RCX: 1ff4000000090eaf
[   97.999826][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e397b8
[   98.000008][   T67] RBP: ff11000007dc9000 R08: 1fe22000009c72f8 R09: ff1100000faa0bd0
[   98.000206][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   98.000391][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   98.000593][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   98.000810][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.000965][   T67] CR2: 00007f4486303574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   98.001159][   T67] PKRU: 55555554
[   98.001251][   T67] Call Trace:
[   98.001343][   T67]  <TASK>
[   98.001413][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.001538][   T67]  ? notifier_call_chain+0xb0/0x320
[   98.001662][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   98.001755][   T67]  netif_close_many+0x2ac/0x640
[   98.001880][   T67]  ? __dev_close_many+0x530/0x530
[   98.002003][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   98.002167][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   98.002322][   T67]  ? mark_held_locks+0x40/0x70
[   98.002449][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.002573][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.002726][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.002848][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.002972][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.003131][   T67]  ? unregister_netdevice_many+0x20/0x20
[   98.003263][   T67]  default_device_exit_batch+0x38b/0x600
[   98.003393][   T67]  ? unregister_netdev+0x60/0x60
[   98.003518][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.003643][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.003767][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.003888][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.004012][   T67]  cleanup_net+0x431/0x890
[   98.004141][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.004264][   T67]  ? process_one_work+0xdb7/0x1410
[   98.004395][   T67]  ? lock_acquire+0x134/0x160
[   98.004517][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.004641][   T67]  process_one_work+0xdf8/0x1410
[   98.004766][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.004889][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.005015][   T67]  worker_thread+0x4f1/0xd60
[   98.005143][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.005266][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.005393][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.005516][   T67]  kthread+0x367/0x460
[   98.005608][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.005760][   T67]  ? kthread_affine_node+0x330/0x330
[   98.005884][   T67]  ret_from_fork+0x474/0x6b0
[   98.006012][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.006171][   T67]  ? __switch_to+0x5a3/0xe00
[   98.006295][   T67]  ? kthread_affine_node+0x330/0x330
[   98.006421][   T67]  ret_from_fork_asm+0x11/0x20
[   98.006548][   T67]  </TASK>
[   98.006638][   T67] irq event stamp: 1495987
[   98.006758][   T67] hardirqs last  enabled at (1495995): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.006970][   T67] hardirqs last disabled at (1496002): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.007190][   T67] softirqs last  enabled at (1496020): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.007408][   T67] softirqs last disabled at (1496011): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.007620][   T67] ---[ end trace 0000000000000000 ]---
[   98.008567][   T67] ------------[ cut here ]------------
[   98.008692][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   98.008928][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.009201][   T67] Tainted: [W]=WARN
[   98.009292][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.009446][   T67] Workqueue: netns cleanup_net
[   98.009569][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.009723][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.010143][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   98.010293][   T67] RAX: 00000000ffffffa6 RBX: ff11000010116040 RCX: 1ff4000000090ed5
[   98.010473][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101160f8
[   98.010647][   T67] RBP: ff11000013039000 R08: 1fe2200002022c20 R09: ff1100000faa0bd0
[   98.010823][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   98.010999][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   98.011181][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   98.011391][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.011539][   T67] CR2: 00007f4486303574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   98.011721][   T67] PKRU: 55555554
[   98.011811][   T67] Call Trace:
[   98.011899][   T67]  <TASK>
[   98.011960][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   98.012112][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.012262][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.012379][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.012499][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.012654][   T67]  default_device_exit_batch+0x38b/0x600
[   98.012774][   T67]  ? unregister_netdev+0x60/0x60
[   98.012891][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.013010][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.013136][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.013253][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.013373][   T67]  cleanup_net+0x431/0x890
[   98.013499][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.013619][   T67]  ? process_one_work+0xdb7/0x1410
[   98.013737][   T67]  ? lock_acquire+0x134/0x160
[   98.013854][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.013972][   T67]  process_one_work+0xdf8/0x1410
[   98.014093][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.014218][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.014339][   T67]  worker_thread+0x4f1/0xd60
[   98.014462][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.014581][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.014700][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.014818][   T67]  kthread+0x367/0x460
[   98.014910][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.015062][   T67]  ? kthread_affine_node+0x330/0x330
[   98.015186][   T67]  ret_from_fork+0x474/0x6b0
[   98.015304][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.015476][   T67]  ? __switch_to+0x5a3/0xe00
[   98.015594][   T67]  ? kthread_affine_node+0x330/0x330
[   98.015712][   T67]  ret_from_fork_asm+0x11/0x20
[   98.015835][   T67]  </TASK>
[   98.015922][   T67] irq event stamp: 1499539
[   98.016038][   T67] hardirqs last  enabled at (1499547): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.016249][   T67] hardirqs last disabled at (1499556): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.016461][   T67] softirqs last  enabled at (1499080): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   98.016664][   T67] softirqs last disabled at (1499078): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   98.016871][   T67] ---[ end trace 0000000000000000 ]---
[   98.020116][   T67] ------------[ cut here ]------------
[   98.020280][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   98.020532][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.020798][   T67] Tainted: [W]=WARN
[   98.020888][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.021035][   T67] Workqueue: netns cleanup_net
[   98.021164][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.021318][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.021746][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   98.021898][   T67] RAX: 00000000ffffffa6 RBX: ff110000101171c0 RCX: 1ff4000000090ed5
[   98.022072][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010117278
[   98.022254][   T67] RBP: ff11000015ee9000 R08: 1fe2200002022e50 R09: ff1100000faa0bd0
[   98.022435][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   98.022613][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   98.022789][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   98.022996][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.023148][   T67] CR2: 00007f4486303574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   98.023325][   T67] PKRU: 55555554
[   98.023421][   T67] Call Trace:
[   98.023508][   T67]  <TASK>
[   98.023570][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   98.023718][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.023864][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.023981][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.024103][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.024254][   T67]  default_device_exit_batch+0x38b/0x600
[   98.024374][   T67]  ? unregister_netdev+0x60/0x60
[   98.024496][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.024616][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.024734][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.024850][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.024971][   T67]  cleanup_net+0x431/0x890
[   98.025088][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.025211][   T67]  ? process_one_work+0xdb7/0x1410
[   98.025330][   T67]  ? lock_acquire+0x134/0x160
[   98.025461][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.025579][   T67]  process_one_work+0xdf8/0x1410
[   98.025700][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.025816][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.025937][   T67]  worker_thread+0x4f1/0xd60
[   98.026056][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.026178][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.026297][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.026420][   T67]  kthread+0x367/0x460
[   98.026509][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.026656][   T67]  ? kthread_affine_node+0x330/0x330
[   98.026773][   T67]  ret_from_fork+0x474/0x6b0
[   98.026891][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.027038][   T67]  ? __switch_to+0x5a3/0xe00
[   98.027205][   T67]  ? kthread_affine_node+0x330/0x330
[   98.027329][   T67]  ret_from_fork_asm+0x11/0x20
[   98.027457][   T67]  </TASK>
[   98.027544][   T67] irq event stamp: 1503287
[   98.027660][   T67] hardirqs last  enabled at (1503295): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.027863][   T67] hardirqs last disabled at (1503302): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.028064][   T67] softirqs last  enabled at (1503260): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.028313][   T67] softirqs last disabled at (1503319): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.028522][   T67] ---[ end trace 0000000000000000 ]---
[   98.030406][   T67] vethA (unregistering): left promiscuous mode
[   98.030655][   T67] ------------[ cut here ]------------
[   98.030769][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   98.030997][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.031266][   T67] Tainted: [W]=WARN
[   98.031355][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.031508][   T67] Workqueue: netns cleanup_net
[   98.031629][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.031779][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.032199][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   98.032346][   T67] RAX: 00000000ffffffa6 RBX: ff11000013fc5e00 RCX: 1ff4000000090ed5
[   98.032524][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc5eb8
[   98.032702][   T67] RBP: ff11000015844000 R08: 1fe22000027f8bd8 R09: ff1100000faa0bd0
[   98.032875][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   98.033052][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   98.033233][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   98.033444][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.033590][   T67] CR2: 00007f4486303574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   98.033767][   T67] PKRU: 55555554
[   98.033854][   T67] Call Trace:
[   98.033941][   T67]  <TASK>
[   98.034006][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   98.034162][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.034308][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.034430][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.034547][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.034697][   T67]  default_device_exit_batch+0x38b/0x600
[   98.034816][   T67]  ? unregister_netdev+0x60/0x60
[   98.034936][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.035054][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.035178][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.035296][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.035422][   T67]  cleanup_net+0x431/0x890
[   98.035539][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.035658][   T67]  ? process_one_work+0xdb7/0x1410
[   98.035779][   T67]  ? lock_acquire+0x134/0x160
[   98.035898][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.036016][   T67]  process_one_work+0xdf8/0x1410
[   98.036235][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.036352][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.036479][   T67]  worker_thread+0x4f1/0xd60
[   98.036599][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.036716][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.036833][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.036949][   T67]  kthread+0x367/0x460
[   98.037047][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.037296][   T67]  ? kthread_affine_node+0x330/0x330
[   98.037423][   T67]  ret_from_fork+0x474/0x6b0
[   98.037540][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.037688][   T67]  ? __switch_to+0x5a3/0xe00
[   98.037804][   T67]  ? kthread_affine_node+0x330/0x330
[   98.037922][   T67]  ret_from_fork_asm+0x11/0x20
[   98.038043][   T67]  </TASK>
[   98.038221][   T67] irq event stamp: 1506621
[   98.038433][   T67] hardirqs last  enabled at (1506823): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.038637][   T67] hardirqs last disabled at (1506830): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.038838][   T67] softirqs last  enabled at (1506820): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.039038][   T67] softirqs last disabled at (1506629): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.039331][   T67] ---[ end trace 0000000000000000 ]---
[   98.042426][   T67] ------------[ cut here ]------------
[   98.042550][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   98.042778][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.043045][   T67] Tainted: [W]=WARN
[   98.043143][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.043293][   T67] Workqueue: netns cleanup_net
[   98.043429][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.043584][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.043998][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   98.044155][   T67] RAX: 00000000ffffffa6 RBX: ff11000013fc5700 RCX: 1ff4000000090ed5
[   98.044332][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc57b8
[   98.044508][   T67] RBP: ff1100000593c000 R08: 1fe22000027f8af8 R09: ff1100000faa0bd0
[   98.044682][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   98.044856][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   98.045031][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   98.045239][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.045390][   T67] CR2: 00007f4486303574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   98.045591][   T67] PKRU: 55555554
[   98.045679][   T67] Call Trace:
[   98.045766][   T67]  <TASK>
[   98.045827][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   98.045978][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.046129][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.046248][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.046365][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.046524][   T67]  default_device_exit_batch+0x38b/0x600
[   98.046642][   T67]  ? unregister_netdev+0x60/0x60
[   98.046760][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.046880][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.047002][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.047122][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.047243][   T67]  cleanup_net+0x431/0x890
[   98.047361][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.047481][   T67]  ? process_one_work+0xdb7/0x1410
[   98.047599][   T67]  ? lock_acquire+0x134/0x160
[   98.047714][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.047834][   T67]  process_one_work+0xdf8/0x1410
[   98.047954][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.048070][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.048195][   T67]  worker_thread+0x4f1/0xd60
[   98.048314][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.048447][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.048566][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.048683][   T67]  kthread+0x367/0x460
[   98.048771][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.048917][   T67]  ? kthread_affine_node+0x330/0x330
[   98.049034][   T67]  ret_from_fork+0x474/0x6b0
[   98.049157][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.049303][   T67]  ? __switch_to+0x5a3/0xe00
[   98.049422][   T67]  ? kthread_affine_node+0x330/0x330
[   98.049539][   T67]  ret_from_fork_asm+0x11/0x20
[   98.049660][   T67]  </TASK>
[   98.049748][   T67] irq event stamp: 1510409
[   98.049862][   T67] hardirqs last  enabled at (1510417): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.050071][   T67] hardirqs last disabled at (1510424): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.050283][   T67] softirqs last  enabled at (1509996): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.050487][   T67] softirqs last disabled at (1509991): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.050687][   T67] ---[ end trace 0000000000000000 ]---
[   98.051717][   T67] vethB (unregistering): left promiscuous mode
[   98.051953][   T67] ------------[ cut here ]------------
[   98.052069][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   98.053024][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.053394][   T67] Tainted: [W]=WARN
[   98.053483][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.053629][   T67] Workqueue: netns cleanup_net
[   98.053760][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.054007][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.054524][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   98.054675][   T67] RAX: 00000000ffffffa6 RBX: ff11000013fc5380 RCX: 1ff4000000090ed5
[   98.054852][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc5438
[   98.055030][   T67] RBP: ff11000010ee9000 R08: 1fe22000027f8a88 R09: ff1100000faa0bd0
[   98.055288][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   98.055472][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   98.055648][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   98.055854][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.056003][   T67] CR2: 00007f4486303574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   98.056228][   T67] PKRU: 55555554
[   98.056316][   T67] Call Trace:
[   98.056407][   T67]  <TASK>
[   98.056467][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   98.056615][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.056761][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.056880][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.056996][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.057190][   T67]  default_device_exit_batch+0x38b/0x600
[   98.057309][   T67]  ? unregister_netdev+0x60/0x60
[   98.057430][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.057549][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.057668][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.057786][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.057905][   T67]  cleanup_net+0x431/0x890
[   98.058022][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.058188][   T67]  ? process_one_work+0xdb7/0x1410
[   98.058308][   T67]  ? lock_acquire+0x134/0x160
[   98.058429][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.058549][   T67]  process_one_work+0xdf8/0x1410
[   98.058671][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.058788][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.058908][   T67]  worker_thread+0x4f1/0xd60
[   98.059029][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.059194][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.059313][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.059436][   T67]  kthread+0x367/0x460
[   98.059525][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.059673][   T67]  ? kthread_affine_node+0x330/0x330
[   98.059792][   T67]  ret_from_fork+0x474/0x6b0
[   98.059910][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.060062][   T67]  ? __switch_to+0x5a3/0xe00
[   98.060235][   T67]  ? kthread_affine_node+0x330/0x330
[   98.060352][   T67]  ret_from_fork_asm+0x11/0x20
[   98.060477][   T67]  </TASK>
[   98.060566][   T67] irq event stamp: 1515785
[   98.060680][   T67] hardirqs last  enabled at (1515793): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.060885][   T67] hardirqs last disabled at (1515800): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.061090][   T67] softirqs last  enabled at (1515758): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.061340][   T67] softirqs last disabled at (1515817): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.061548][   T67] ---[ end trace 0000000000000000 ]---
[   98.068730][   T67] ------------[ cut here ]------------
[   98.068864][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   98.069108][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.069379][   T67] Tainted: [W]=WARN
[   98.069470][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.069617][   T67] Workqueue: netns cleanup_net
[   98.069741][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.069901][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.070331][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   98.070482][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ff2740 RCX: 1ff4000000090ed5
[   98.070657][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff27f8
[   98.070832][   T67] RBP: ff11000007dc9000 R08: 1fe22000027fe500 R09: ff1100000faa0bd0
[   98.071005][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   98.071185][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   98.071363][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   98.071577][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.071724][   T67] CR2: 00007f06035e1690 CR3: 0000000010cbf001 CR4: 0000000000771ef0
[   98.071899][   T67] PKRU: 55555554
[   98.071986][   T67] Call Trace:
[   98.072073][   T67]  <TASK>
[   98.072139][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   98.072290][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.072447][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.072565][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.072683][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.072833][   T67]  default_device_exit_batch+0x38b/0x600
[   98.072951][   T67]  ? unregister_netdev+0x60/0x60
[   98.073068][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.073195][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.073315][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.073441][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.073561][   T67]  cleanup_net+0x431/0x890
[   98.073678][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.073795][   T67]  ? process_one_work+0xdb7/0x1410
[   98.073915][   T67]  ? lock_acquire+0x134/0x160
[   98.074032][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.074155][   T67]  process_one_work+0xdf8/0x1410
[   98.074278][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.074398][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.074518][   T67]  worker_thread+0x4f1/0xd60
[   98.074635][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.074752][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.074872][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.074988][   T67]  kthread+0x367/0x460
[   98.075076][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.075266][   T67]  ? kthread_affine_node+0x330/0x330
[   98.075416][   T67]  ret_from_fork+0x474/0x6b0
[   98.075534][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.075683][   T67]  ? __switch_to+0x5a3/0xe00
[   98.075801][   T67]  ? kthread_affine_node+0x330/0x330
[   98.075917][   T67]  ret_from_fork_asm+0x11/0x20
[   98.076038][   T67]  </TASK>
[   98.076131][   T67] irq event stamp: 1525179
[   98.076247][   T67] hardirqs last  enabled at (1525187): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.076455][   T67] hardirqs last disabled at (1525194): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.076664][   T67] softirqs last  enabled at (1525176): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.076864][   T67] softirqs last disabled at (1525159): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.077065][   T67] ---[ end trace 0000000000000000 ]---
[   98.083776][  T907] ------------[ cut here ]------------
[   98.083939][  T907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/907
[   98.085080][  T907] CPU: 3 UID: 0 PID: 907 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.085442][  T907] Tainted: [W]=WARN
[   98.085538][  T907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.085696][  T907] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.085863][  T907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.086394][  T907] RSP: 0018:ffa0000002327ab0 EFLAGS: 00010286
[   98.086557][  T907] RAX: 00000000ffffffa6 RBX: ff11000010dc2200 RCX: 1ff4000000464f1c
[   98.086750][  T907] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010dc22b8
[   98.086944][  T907] RBP: ff11000015894000 R08: 1fe22000021b8458 R09: ff11000015878b80
[   98.087231][  T907] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   98.087428][  T907] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015894000
[   98.087622][  T907] FS:  00007f06033d5840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   98.087847][  T907] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.088012][  T907] CR2: 00007f06035e1690 CR3: 0000000010cbf001 CR4: 0000000000771ef0
[   98.088258][  T907] PKRU: 55555554
[   98.088357][  T907] Call Trace:
[   98.088456][  T907]  <TASK>
[   98.088523][  T907]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.088653][  T907]  ? notifier_call_chain+0xb0/0x320
[   98.088781][  T907]  rtmsg_ifinfo+0x5c/0xb0
[   98.088880][  T907]  register_netdevice+0x137a/0x1980
[   98.089011][  T907]  ? unregister_netdevice_queue+0x470/0x470
[   98.089225][  T907]  register_netdev+0x23/0x40
[   98.089354][  T907]  loopback_net_init+0x7d/0x150
[   98.089491][  T907]  ops_init+0x187/0x560
[   98.089590][  T907]  setup_net+0x11b/0x3b0
[   98.089687][  T907]  ? unregister_pernet_device+0x80/0x80
[   98.089814][  T907]  ? lockdep_init_map_type+0x5d/0x250
[   98.089943][  T907]  ? mutex_init_lockdep+0xf6/0x120
[   98.090073][  T907]  copy_net_ns+0x2fd/0x450
[   98.090261][  T907]  create_new_namespaces+0x371/0xa10
[   98.090396][  T907]  unshare_nsproxy_namespaces+0xa5/0x150
[   98.090525][  T907]  ksys_unshare+0x47e/0x8c0
[   98.090655][  T907]  ? walk_process_tree+0x350/0x350
[   98.090784][  T907]  ? __ia32_sys_open+0x1b0/0x1b0
[   98.090917][  T907]  __x64_sys_unshare+0x34/0x50
[   98.091044][  T907]  ? do_syscall_64+0x82/0xfc0
[   98.091226][  T907]  do_syscall_64+0x117/0xfc0
[   98.091353][  T907]  ? trace_hardirqs_off+0xd/0x30
[   98.091487][  T907]  ? exc_page_fault+0xee/0x100
[   98.091617][  T907]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   98.091774][  T907] RIP: 0033:0x7f0603697bcb
[   98.091908][  T907] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   98.092427][  T907] RSP: 002b:00007ffd1dfb9818 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   98.092621][  T907] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0603697bcb
[   98.092811][  T907] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   98.092999][  T907] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   98.093242][  T907] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd1dfbba40
[   98.093438][  T907] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1dfbc8c6
[   98.093632][  T907]  </TASK>
[   98.093727][  T907] irq event stamp: 17993
[   98.093823][  T907] hardirqs last  enabled at (18001): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.094046][  T907] hardirqs last disabled at (18008): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.094318][  T907] softirqs last  enabled at (18110): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.094542][  T907] softirqs last disabled at (18017): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.094759][  T907] ---[ end trace 0000000000000000 ]---
[   98.097891][  T907] ------------[ cut here ]------------
[   98.098065][  T907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/907
[   98.098295][  T907] CPU: 0 UID: 0 PID: 907 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.098553][  T907] Tainted: [W]=WARN
[   98.098649][  T907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.098806][  T907] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.098973][  T907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.099436][  T907] RSP: 0018:ffa0000002327a98 EFLAGS: 00010286
[   98.099596][  T907] RAX: 00000000ffffffa6 RBX: ff11000015e3d540 RCX: 1ff4000000464f19
[   98.099787][  T907] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3d5f8
[   98.099978][  T907] RBP: ff110000158c1000 R08: 1fe2200002bc7ac0 R09: ff11000015878b80
[   98.100174][  T907] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   98.100362][  T907] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000158c1000
[   98.100557][  T907] FS:  00007f06033d5840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   98.100780][  T907] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.100940][  T907] CR2: 0000555faa067d5c CR3: 0000000010cbf003 CR4: 0000000000771ef0
[   98.101138][  T907] PKRU: 55555554
[   98.101234][  T907] Call Trace:
[   98.101328][  T907]  <TASK>
[   98.101397][  T907]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.101525][  T907]  ? notifier_call_chain+0xb0/0x320
[   98.101652][  T907]  rtmsg_ifinfo+0x5c/0xb0
[   98.101749][  T907]  register_netdevice+0x137a/0x1980
[   98.101877][  T907]  ? unregister_netdevice_queue+0x470/0x470
[   98.102035][  T907]  ? alloc_netdev_mqs+0xed0/0x1490
[   98.102172][  T907]  register_netdev+0x23/0x40
[   98.102299][  T907]  sit_init_net+0x299/0x570
[   98.102433][  T907]  ops_init+0x187/0x560
[   98.102529][  T907]  setup_net+0x11b/0x3b0
[   98.102625][  T907]  ? unregister_pernet_device+0x80/0x80
[   98.102751][  T907]  ? lockdep_init_map_type+0x5d/0x250
[   98.102878][  T907]  ? mutex_init_lockdep+0xf6/0x120
[   98.103007][  T907]  copy_net_ns+0x2fd/0x450
[   98.103143][  T907]  create_new_namespaces+0x371/0xa10
[   98.103273][  T907]  unshare_nsproxy_namespaces+0xa5/0x150
[   98.103402][  T907]  ksys_unshare+0x47e/0x8c0
[   98.103529][  T907]  ? walk_process_tree+0x350/0x350
[   98.103657][  T907]  ? __ia32_sys_open+0x1b0/0x1b0
[   98.103786][  T907]  __x64_sys_unshare+0x34/0x50
[   98.103912][  T907]  ? do_syscall_64+0x82/0xfc0
[   98.104039][  T907]  do_syscall_64+0x117/0xfc0
[   98.104173][  T907]  ? trace_hardirqs_off+0xd/0x30
[   98.104299][  T907]  ? exc_page_fault+0xee/0x100
[   98.104432][  T907]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   98.104587][  T907] RIP: 0033:0x7f0603697bcb
[   98.104721][  T907] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   98.105178][  T907] RSP: 002b:00007ffd1dfb9818 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   98.105371][  T907] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0603697bcb
[   98.105565][  T907] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   98.105756][  T907] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   98.105947][  T907] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd1dfbba40
[   98.106142][  T907] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1dfbc8c6
[   98.106338][  T907]  </TASK>
[   98.106442][  T907] irq event stamp: 19989
[   98.106538][  T907] hardirqs last  enabled at (19997): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.106761][  T907] hardirqs last disabled at (20004): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.106979][  T907] softirqs last  enabled at (19814): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.107206][  T907] softirqs last disabled at (19809): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.107436][  T907] ---[ end trace 0000000000000000 ]---
[   98.139732][  T908] ------------[ cut here ]------------
[   98.139926][  T908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/908
[   98.140448][  T908] CPU: 2 UID: 0 PID: 908 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.140745][  T908] Tainted: [W]=WARN
[   98.140885][  T908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.141088][  T908] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.141312][  T908] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.141816][  T908] RSP: 0018:ffa0000002287020 EFLAGS: 00010286
[   98.142022][  T908] RAX: 00000000ffffffa6 RBX: ff11000015e3da80 RCX: 1ff4000000450dca
[   98.142271][  T908] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3db38
[   98.142522][  T908] RBP: ff11000015894000 R08: 1fe2200002bc7b68 R09: ff11000011c00b58
[   98.142761][  T908] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   98.142997][  T908] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015894ce1
[   98.143243][  T908] FS:  00007fb5b2ee7840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   98.143519][  T908] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.143724][  T908] CR2: 000000002eba3988 CR3: 0000000015fc1004 CR4: 0000000000771ef0
[   98.143960][  T908] PKRU: 55555554
[   98.144111][  T908] Call Trace:
[   98.144252][  T908]  <TASK>
[   98.144363][  T908]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.144545][  T908]  rtmsg_ifinfo+0x5c/0xb0
[   98.144688][  T908]  ? mark_held_locks+0x40/0x70
[   98.144861][  T908]  __dev_notify_flags+0x1b8/0x280
[   98.145037][  T908]  ? netif_change_name+0x8c0/0x8c0
[   98.145226][  T908]  ? __dev_change_flags+0x4a4/0x660
[   98.145407][  T908]  ? netif_set_allmulti+0x250/0x250
[   98.145581][  T908]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.145756][  T908]  ? is_bpf_text_address+0x68/0x110
[   98.145932][  T908]  netif_change_flags+0xfe/0x190
[   98.146118][  T908]  do_setlink.isra.0+0x1cc3/0x2750
[   98.146299][  T908]  ? rtnl_link_get_size+0x350/0x350
[   98.146478][  T908]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   98.146683][  T908]  ? rcu_read_lock_any_held+0x3c/0x90
[   98.146856][  T908]  ? validate_chain+0x38b/0xc20
[   98.147028][  T908]  ? rcu_read_lock_any_held+0x66/0x90
[   98.147210][  T908]  ? stack_depot_save_flags+0x367/0x770
[   98.147394][  T908]  ? __lock_acquire+0x508/0xc10
[   98.147575][  T908]  ? lock_acquire.part.0+0xbc/0x260
[   98.147747][  T908]  ? rtnl_newlink+0x883/0xea0
[   98.147920][  T908]  ? rcu_is_watching+0x15/0xd0
[   98.148108][  T908]  ? lock_acquire+0x134/0x160
[   98.148281][  T908]  ? rcu_is_watching+0x15/0xd0
[   98.148461][  T908]  ? rcu_is_watching+0x15/0xd0
[   98.148634][  T908]  ? trace_contention_end+0xb3/0x1a0
[   98.148810][  T908]  ? __mutex_lock+0x1db/0x2010
[   98.148982][  T908]  ? __mutex_lock+0x9b2/0x2010
[   98.149168][  T908]  ? rtnl_newlink+0x883/0xea0
[   98.149343][  T908]  ? ww_mutex_lock+0x160/0x160
[   98.149526][  T908]  ? __rtnl_newlink+0x3fa/0xa50
[   98.149702][  T908]  rtnl_newlink+0x8d1/0xea0
[   98.149879][  T908]  ? lock_acquire.part.0+0xbc/0x260
[   98.150050][  T908]  ? __rtnl_newlink+0xa50/0xa50
[   98.150240][  T908]  ? mark_usage+0x61/0x170
[   98.150424][  T908]  ? lock_acquire.part.0+0xbc/0x260
[   98.150597][  T908]  ? find_held_lock+0x2b/0x80
[   98.150771][  T908]  ? __rtnl_newlink+0xa50/0xa50
[   98.150944][  T908]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.151131][  T908]  ? __rtnl_newlink+0xa50/0xa50
[   98.151305][  T908]  rtnetlink_rcv_msg+0x40d/0x9e0
[   98.151487][  T908]  ? validate_chain+0x38b/0xc20
[   98.151664][  T908]  ? rtnl_stats_set+0x3f0/0x3f0
[   98.151837][  T908]  ? __lock_acquire+0x508/0xc10
[   98.152011][  T908]  ? lock_acquire.part.0+0xbc/0x260
[   98.152196][  T908]  ? find_held_lock+0x2b/0x80
[   98.152370][  T908]  netlink_rcv_skb+0x14e/0x3a0
[   98.152558][  T908]  ? rtnl_stats_set+0x3f0/0x3f0
[   98.152732][  T908]  ? netlink_ack+0xcd0/0xcd0
[   98.152908][  T908]  ? netlink_deliver_tap+0xc5/0x330
[   98.153081][  T908]  ? netlink_deliver_tap+0x13c/0x330
[   98.153269][  T908]  netlink_unicast+0x486/0x750
[   98.153454][  T908]  ? netlink_attachskb+0x810/0x810
[   98.153627][  T908]  ? __lock_acquire+0x508/0xc10
[   98.153802][  T908]  netlink_sendmsg+0x735/0xc60
[   98.153978][  T908]  ? netlink_unicast+0x750/0x750
[   98.154179][  T908]  ? __might_fault+0x97/0x140
[   98.154358][  T908]  ____sys_sendmsg+0x419/0x850
[   98.154540][  T908]  ? copy_msghdr_from_user+0x2a0/0x460
[   98.154711][  T908]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   98.154914][  T908]  ? move_addr_to_kernel+0x40/0x40
[   98.155087][  T908]  ? stack_depot_save_flags+0x367/0x770
[   98.155273][  T908]  ? validate_chain+0x38b/0xc20
[   98.155464][  T908]  ___sys_sendmsg+0x14e/0x1d0
[   98.155639][  T908]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   98.155843][  T908]  ? copy_msghdr_from_user+0x460/0x460
[   98.156026][  T908]  __sys_sendmsg+0x145/0x1f0
[   98.156210][  T908]  ? __sys_sendmsg_sock+0x20/0x20
[   98.156382][  T908]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   98.156596][  T908]  ? do_raw_spin_unlock+0x59/0x250
[   98.156768][  T908]  ? rcu_is_watching+0x15/0xd0
[   98.156945][  T908]  do_syscall_64+0x117/0xfc0
[   98.157130][  T908]  ? trace_hardirqs_off+0xd/0x30
[   98.157304][  T908]  ? exc_page_fault+0xee/0x100
[   98.157492][  T908]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   98.157696][  T908] RIP: 0033:0x7fb5b312108e
[   98.157874][  T908] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   98.158383][  T908] RSP: 002b:00007fff1a1f0920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   98.158627][  T908] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb5b312108e
[   98.158861][  T908] RDX: 0000000000000000 RSI: 00007fff1a1f09d0 RDI: 0000000000000005
[   98.159108][  T908] RBP: 00007fff1a1f0930 R08: 0000000000000000 R09: 0000000000000000
[   98.159348][  T908] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c5
[   98.159589][  T908] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1a1f10a0
[   98.159825][  T908]  </TASK>
[   98.159966][  T908] irq event stamp: 21465
[   98.160117][  T908] hardirqs last  enabled at (21477): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.160385][  T908] hardirqs last disabled at (21486): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.160658][  T908] softirqs last  enabled at (21164): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.160922][  T908] softirqs last disabled at (21157): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.161200][  T908] ---[ end trace 0000000000000000 ]---
[   98.285615][   T67] ------------[ cut here ]------------
[   98.285766][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   98.285998][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.286270][   T67] Tainted: [W]=WARN
[   98.286357][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.286509][   T67] Workqueue: netns cleanup_net
[   98.286631][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.286783][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.287203][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   98.287350][   T67] RAX: 00000000ffffffa6 RBX: ff11000011c92e40 RCX: 1ff4000000090eed
[   98.287528][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c92ef8
[   98.287699][   T67] RBP: ff1100000543c000 R08: 1fe22000023925e0 R09: ff1100000faa0bd0
[   98.287871][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   98.288049][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   98.288235][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   98.288450][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.288596][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[   98.288774][   T67] PKRU: 55555554
[   98.288865][   T67] Call Trace:
[   98.288951][   T67]  <TASK>
[   98.289011][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   98.289169][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.289314][   T67]  ? queue_rcu_work+0x7c/0xa0
[   98.289436][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   98.289554][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.289669][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   98.289785][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.289904][   T67]  ops_undo_list+0x615/0x8f0
[   98.290027][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.290148][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.290267][   T67]  cleanup_net+0x431/0x890
[   98.290394][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.290512][   T67]  ? process_one_work+0xdb7/0x1410
[   98.290628][   T67]  ? lock_acquire+0x134/0x160
[   98.290744][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.290861][   T67]  process_one_work+0xdf8/0x1410
[   98.290980][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.291101][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.291223][   T67]  worker_thread+0x4f1/0xd60
[   98.291339][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.291461][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.291577][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.291699][   T67]  kthread+0x367/0x460
[   98.291786][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.291935][   T67]  ? kthread_affine_node+0x330/0x330
[   98.292050][   T67]  ret_from_fork+0x474/0x6b0
[   98.292171][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.292315][   T67]  ? __switch_to+0x5a3/0xe00
[   98.292437][   T67]  ? kthread_affine_node+0x330/0x330
[   98.292556][   T67]  ret_from_fork_asm+0x11/0x20
[   98.292677][   T67]  </TASK>
[   98.292764][   T67] irq event stamp: 1532237
[   98.292881][   T67] hardirqs last  enabled at (1532245): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.293080][   T67] hardirqs last disabled at (1532252): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.293286][   T67] softirqs last  enabled at (1531984): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.293491][   T67] softirqs last disabled at (1531979): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.293692][   T67] ---[ end trace 0000000000000000 ]---
[   98.305016][   T67] vethA: left promiscuous mode
[   98.305224][   T67] ------------[ cut here ]------------
[   98.305353][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   98.305615][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.305908][   T67] Tainted: [W]=WARN
[   98.306007][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.306218][   T67] Workqueue: netns cleanup_net
[   98.306357][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.306533][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.306998][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[   98.307172][   T67] RAX: 00000000ffffffa6 RBX: ff11000011c93000 RCX: 1ff4000000090eae
[   98.307370][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c930b8
[   98.307570][   T67] RBP: ff11000015ae1000 R08: 1fe2200002392618 R09: ff1100000faa0bd0
[   98.307766][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   98.307964][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004969150
[   98.308170][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   98.308406][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.308570][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49005 CR4: 0000000000771ef0
[   98.308767][   T67] PKRU: 55555554
[   98.308865][   T67] Call Trace:
[   98.308963][   T67]  <TASK>
[   98.309031][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.309171][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   98.309272][   T67]  __dev_notify_flags+0x1b8/0x280
[   98.309409][   T67]  ? netdev_info+0xe2/0x116
[   98.309542][   T67]  ? netdev_notice+0x120/0x120
[   98.309673][   T67]  ? netif_change_name+0x8c0/0x8c0
[   98.309806][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[   98.309969][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   98.310107][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[   98.310242][   T67]  __dev_set_promiscuity+0x194/0x230
[   98.310375][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[   98.310511][   T67]  netif_set_promiscuity+0x4c/0xc0
[   98.310644][   T67]  dev_set_promiscuity+0x9d/0x150
[   98.310775][   T67]  hsr_del_port+0x36d/0x490
[   98.310909][   T67]  hsr_del_ports+0x24/0x80
[   98.311041][   T67]  hsr_dellink+0x5d/0x90
[   98.311143][   T67]  default_device_exit_batch+0x19d/0x600
[   98.311277][   T67]  ? unregister_netdev+0x60/0x60
[   98.311414][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.311548][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.311682][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.311814][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.311949][   T67]  cleanup_net+0x431/0x890
[   98.312081][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.312220][   T67]  ? process_one_work+0xdb7/0x1410
[   98.312376][   T67]  ? lock_acquire+0x134/0x160
[   98.312513][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.312651][   T67]  process_one_work+0xdf8/0x1410
[   98.312785][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.312917][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.313052][   T67]  worker_thread+0x4f1/0xd60
[   98.313193][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.313328][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.313467][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.313602][   T67]  kthread+0x367/0x460
[   98.313703][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.313867][   T67]  ? kthread_affine_node+0x330/0x330
[   98.313998][   T67]  ret_from_fork+0x474/0x6b0
[   98.314137][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.314302][   T67]  ? __switch_to+0x5a3/0xe00
[   98.314437][   T67]  ? kthread_affine_node+0x330/0x330
[   98.314570][   T67]  ret_from_fork_asm+0x11/0x20
[   98.314707][   T67]  </TASK>
[   98.314805][   T67] irq event stamp: 1533949
[   98.314935][   T67] hardirqs last  enabled at (1533957): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.315170][   T67] hardirqs last disabled at (1533966): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.315404][   T67] softirqs last  enabled at (1533790): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.315635][   T67] softirqs last disabled at (1533785): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.315868][   T67] ---[ end trace 0000000000000000 ]---
[   98.316129][   T67] ------------[ cut here ]------------
[   98.316257][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   98.316513][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.316888][   T67] Tainted: [W]=WARN
[   98.316985][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.317150][   T67] Workqueue: netns cleanup_net
[   98.317286][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.317455][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.317912][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[   98.318072][   T67] RAX: 00000000ffffffa6 RBX: ff11000011c92580 RCX: 1ff4000000090eb2
[   98.318272][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c92638
[   98.318466][   T67] RBP: ff11000015ae1000 R08: 1fe22000023924c8 R09: ff1100000faa0bd0
[   98.318658][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   98.318936][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   98.319135][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   98.319361][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.319610][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49005 CR4: 0000000000771ef0
[   98.319804][   T67] PKRU: 55555554
[   98.319899][   T67] Call Trace:
[   98.319996][   T67]  <TASK>
[   98.320062][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.320202][   T67]  rtnetlink_event+0xe0/0x1f0
[   98.320423][   T67]  notifier_call_chain+0xb0/0x320
[   98.320554][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   98.320682][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[   98.320926][   T67]  ? find_held_lock+0x2b/0x80
[   98.321063][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[   98.321204][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   98.321364][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   98.321596][   T67]  ? dev_set_promiscuity+0xa8/0x150
[   98.321726][   T67]  hsr_del_port+0x25a/0x490
[   98.321855][   T67]  hsr_del_ports+0x24/0x80
[   98.322068][   T67]  hsr_dellink+0x5d/0x90
[   98.322173][   T67]  default_device_exit_batch+0x19d/0x600
[   98.322306][   T67]  ? unregister_netdev+0x60/0x60
[   98.322439][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.322571][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.322701][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.322829][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.322960][   T67]  cleanup_net+0x431/0x890
[   98.323092][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.323232][   T67]  ? process_one_work+0xdb7/0x1410
[   98.323362][   T67]  ? lock_acquire+0x134/0x160
[   98.323578][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.323709][   T67]  process_one_work+0xdf8/0x1410
[   98.323841][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.323969][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.324191][   T67]  worker_thread+0x4f1/0xd60
[   98.324324][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.324455][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.324586][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.324713][   T67]  kthread+0x367/0x460
[   98.324810][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.324970][   T67]  ? kthread_affine_node+0x330/0x330
[   98.325274][   T67]  ret_from_fork+0x474/0x6b0
[   98.325408][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.325572][   T67]  ? __switch_to+0x5a3/0xe00
[   98.325783][   T67]  ? kthread_affine_node+0x330/0x330
[   98.325996][   T67]  ret_from_fork_asm+0x11/0x20
[   98.326133][   T67]  </TASK>
[   98.326231][   T67] irq event stamp: 1534603
[   98.326359][   T67] hardirqs last  enabled at (1534611): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.326589][   T67] hardirqs last disabled at (1534618): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.326810][   T67] softirqs last  enabled at (1534074): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   98.327121][   T67] softirqs last disabled at (1534072): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   98.327348][   T67] ---[ end trace 0000000000000000 ]---
[   98.327732][   T67] ------------[ cut here ]------------
[   98.327857][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   98.328253][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.328539][   T67] Tainted: [W]=WARN
[   98.328633][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.328786][   T67] Workqueue: netns cleanup_net
[   98.328912][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.329070][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.329518][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   98.329672][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e023c0 RCX: 1ff4000000090eaf
[   98.329854][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e02478
[   98.330037][   T67] RBP: ff11000013b9c000 R08: 1fe2200002bc0490 R09: ff1100000faa0bd0
[   98.330306][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   98.330495][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ae1000
[   98.330683][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   98.330902][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.331140][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49005 CR4: 0000000000771ef0
[   98.331326][   T67] PKRU: 55555554
[   98.331423][   T67] Call Trace:
[   98.331515][   T67]  <TASK>
[   98.331578][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.331703][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   98.331796][   T67]  netif_close_many+0x2ac/0x640
[   98.331921][   T67]  ? __dev_close_many+0x530/0x530
[   98.332127][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   98.332289][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   98.332450][   T67]  ? mark_held_locks+0x40/0x70
[   98.332653][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.332777][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.332930][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.333055][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.333186][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.333344][   T67]  ? unregister_netdevice_many+0x20/0x20
[   98.333473][   T67]  default_device_exit_batch+0x38b/0x600
[   98.333599][   T67]  ? unregister_netdev+0x60/0x60
[   98.333801][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.333927][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.334050][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.334252][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.334380][   T67]  cleanup_net+0x431/0x890
[   98.334510][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.334632][   T67]  ? process_one_work+0xdb7/0x1410
[   98.334755][   T67]  ? lock_acquire+0x134/0x160
[   98.334955][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.335078][   T67]  process_one_work+0xdf8/0x1410
[   98.335207][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.335330][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.335539][   T67]  worker_thread+0x4f1/0xd60
[   98.335663][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.335784][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.335908][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.336111][   T67]  kthread+0x367/0x460
[   98.336204][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.336355][   T67]  ? kthread_affine_node+0x330/0x330
[   98.336486][   T67]  ret_from_fork+0x474/0x6b0
[   98.336687][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.336842][   T67]  ? __switch_to+0x5a3/0xe00
[   98.336965][   T67]  ? kthread_affine_node+0x330/0x330
[   98.337171][   T67]  ret_from_fork_asm+0x11/0x20
[   98.337301][   T67]  </TASK>
[   98.337396][   T67] irq event stamp: 1535467
[   98.337519][   T67] hardirqs last  enabled at (1535475): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.337811][   T67] hardirqs last disabled at (1535482): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.338021][   T67] softirqs last  enabled at (1534940): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   98.338316][   T67] softirqs last disabled at (1534938): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   98.338534][   T67] ---[ end trace 0000000000000000 ]---
[   98.339582][   T67] ------------[ cut here ]------------
[   98.339708][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   98.339949][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.340313][   T67] Tainted: [W]=WARN
[   98.340412][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.340644][   T67] Workqueue: netns cleanup_net
[   98.340770][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.340928][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.341372][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   98.341531][   T67] RAX: 00000000ffffffa6 RBX: ff11000004e38740 RCX: 1ff4000000090eaf
[   98.341792][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e387f8
[   98.341973][   T67] RBP: ff11000015ae1000 R08: 1fe22000009c7100 R09: ff1100000faa0bd0
[   98.342163][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   98.342431][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ae4000
[   98.342614][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   98.342905][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.343058][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49005 CR4: 0000000000771ef0
[   98.343248][   T67] PKRU: 55555554
[   98.343339][   T67] Call Trace:
[   98.343514][   T67]  <TASK>
[   98.343577][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.343698][   T67]  ? notifier_call_chain+0xb0/0x320
[   98.343821][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   98.343916][   T67]  netif_close_many+0x2ac/0x640
[   98.344123][   T67]  ? __dev_close_many+0x530/0x530
[   98.344249][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   98.344406][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   98.344638][   T67]  ? mark_held_locks+0x40/0x70
[   98.344759][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.344883][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.345034][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.345167][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.345290][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.345448][   T67]  ? unregister_netdevice_many+0x20/0x20
[   98.345573][   T67]  default_device_exit_batch+0x38b/0x600
[   98.345697][   T67]  ? unregister_netdev+0x60/0x60
[   98.345820][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.345945][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.346071][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.346202][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.346328][   T67]  cleanup_net+0x431/0x890
[   98.346457][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.346579][   T67]  ? process_one_work+0xdb7/0x1410
[   98.346702][   T67]  ? lock_acquire+0x134/0x160
[   98.346827][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.346953][   T67]  process_one_work+0xdf8/0x1410
[   98.347080][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.347208][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.347339][   T67]  worker_thread+0x4f1/0xd60
[   98.347471][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.347594][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.347718][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.347840][   T67]  kthread+0x367/0x460
[   98.347936][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.348089][   T67]  ? kthread_affine_node+0x330/0x330
[   98.348217][   T67]  ret_from_fork+0x474/0x6b0
[   98.348341][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.348499][   T67]  ? __switch_to+0x5a3/0xe00
[   98.348622][   T67]  ? kthread_affine_node+0x330/0x330
[   98.348747][   T67]  ret_from_fork_asm+0x11/0x20
[   98.348874][   T67]  </TASK>
[   98.348965][   T67] irq event stamp: 1537993
[   98.349085][   T67] hardirqs last  enabled at (1538001): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.349304][   T67] hardirqs last disabled at (1538010): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.349521][   T67] softirqs last  enabled at (1537586): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.349735][   T67] softirqs last disabled at (1537581): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.349946][   T67] ---[ end trace 0000000000000000 ]---
[   98.351066][   T67] ------------[ cut here ]------------
[   98.351197][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   98.351441][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.351872][   T67] Tainted: [W]=WARN
[   98.351964][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.352122][   T67] Workqueue: netns cleanup_net
[   98.352334][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.352498][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.353015][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   98.353174][   T67] RAX: 00000000ffffffa6 RBX: ff11000010116200 RCX: 1ff4000000090eaf
[   98.353356][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101162b8
[   98.353622][   T67] RBP: ff11000015ae4000 R08: 1fe2200002022c58 R09: ff1100000faa0bd0
[   98.353805][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   98.354066][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001334c000
[   98.354259][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   98.354479][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.354709][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49005 CR4: 0000000000771ef0
[   98.354894][   T67] PKRU: 55555554
[   98.354985][   T67] Call Trace:
[   98.355078][   T67]  <TASK>
[   98.355145][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.355270][   T67]  ? notifier_call_chain+0xb0/0x320
[   98.355398][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   98.355492][   T67]  netif_close_many+0x2ac/0x640
[   98.355694][   T67]  ? __dev_close_many+0x530/0x530
[   98.355818][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   98.355971][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   98.356130][   T67]  ? mark_held_locks+0x40/0x70
[   98.356334][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.356484][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.356636][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.356758][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.357034][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.357195][   T67]  ? unregister_netdevice_many+0x20/0x20
[   98.357320][   T67]  default_device_exit_batch+0x38b/0x600
[   98.357527][   T67]  ? unregister_netdev+0x60/0x60
[   98.357650][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.357775][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.357898][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.358095][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.358227][   T67]  cleanup_net+0x431/0x890
[   98.358352][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.358477][   T67]  ? process_one_work+0xdb7/0x1410
[   98.358678][   T67]  ? lock_acquire+0x134/0x160
[   98.358800][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.358922][   T67]  process_one_work+0xdf8/0x1410
[   98.359047][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.359250][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.359377][   T67]  worker_thread+0x4f1/0xd60
[   98.359506][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.359629][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.359829][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.360030][   T67]  kthread+0x367/0x460
[   98.360127][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.360283][   T67]  ? kthread_affine_node+0x330/0x330
[   98.360491][   T67]  ret_from_fork+0x474/0x6b0
[   98.360614][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.360768][   T67]  ? __switch_to+0x5a3/0xe00
[   98.360890][   T67]  ? kthread_affine_node+0x330/0x330
[   98.361089][   T67]  ret_from_fork_asm+0x11/0x20
[   98.361224][   T67]  </TASK>
[   98.361314][   T67] irq event stamp: 1540467
[   98.361438][   T67] hardirqs last  enabled at (1540475): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.361726][   T67] hardirqs last disabled at (1540482): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.361946][   T67] softirqs last  enabled at (1540032): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.362168][   T67] softirqs last disabled at (1540027): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.362381][   T67] ---[ end trace 0000000000000000 ]---
[   98.363682][   T67] ------------[ cut here ]------------
[   98.363819][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   98.364764][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.365060][   T67] Tainted: [W]=WARN
[   98.365258][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.365429][   T67] Workqueue: netns cleanup_net
[   98.365635][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.365802][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.366273][   T67] RSP: 0018:ffa00000004874d0 EFLAGS: 00010286
[   98.366444][   T67] RAX: 00000000ffffffa6 RBX: ff11000015ed9540 RCX: 1ff4000000090e60
[   98.366637][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015ed95f8
[   98.366831][   T67] RBP: ff11000015db1000 R08: 1fe2200002bdb2c0 R09: ff1100000faa0bd0
[   98.367023][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   98.367224][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   98.367425][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   98.367653][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.367816][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49005 CR4: 0000000000771ef0
[   98.368011][   T67] PKRU: 55555554
[   98.368111][   T67] Call Trace:
[   98.368210][   T67]  <TASK>
[   98.368276][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.368414][   T67]  ? notifier_call_chain+0xb0/0x320
[   98.368545][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   98.368646][   T67]  netif_state_change+0x155/0x340
[   98.368776][   T67]  ? ref_tracker_dir_print+0x100/0x100
[   98.368908][   T67]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   98.369070][   T67]  ? netif_close_many+0x2c9/0x640
[   98.369220][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.369354][   T67]  netif_set_operstate+0xc1/0x100
[   98.369490][   T67]  ? rtnl_put_cacheinfo+0x250/0x250
[   98.369706][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   98.369835][   T67]  ? queue_delayed_work_on+0x95/0x100
[   98.369968][   T67]  hsr_check_carrier_and_operstate+0x1ec/0x700
[   98.370134][   T67]  hsr_netdev_notify+0x387/0xad0
[   98.370349][   T67]  ? unregister_vlan_dev+0x380/0x380
[   98.370487][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   98.370619][   T67]  notifier_call_chain+0xb0/0x320
[   98.370751][   T67]  netif_close_many+0x2c9/0x640
[   98.370968][   T67]  ? __dev_close_many+0x530/0x530
[   98.371102][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   98.371268][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   98.371521][   T67]  ? mark_held_locks+0x40/0x70
[   98.371651][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.371781][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.371942][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.372166][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.372297][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.372465][   T67]  ? unregister_netdevice_many+0x20/0x20
[   98.372599][   T67]  default_device_exit_batch+0x38b/0x600
[   98.372816][   T67]  ? unregister_netdev+0x60/0x60
[   98.372946][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.373079][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.373217][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.373438][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.373572][   T67]  cleanup_net+0x431/0x890
[   98.373704][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.373833][   T67]  ? process_one_work+0xdb7/0x1410
[   98.374052][   T67]  ? lock_acquire+0x134/0x160
[   98.374187][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.374320][   T67]  process_one_work+0xdf8/0x1410
[   98.374458][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.374677][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.374812][   T67]  worker_thread+0x4f1/0xd60
[   98.374946][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.375077][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.375212][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.375345][   T67]  kthread+0x367/0x460
[   98.375449][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.375611][   T67]  ? kthread_affine_node+0x330/0x330
[   98.375829][   T67]  ret_from_fork+0x474/0x6b0
[   98.375960][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.376129][   T67]  ? __switch_to+0x5a3/0xe00
[   98.376263][   T67]  ? kthread_affine_node+0x330/0x330
[   98.376488][   T67]  ret_from_fork_asm+0x11/0x20
[   98.376622][   T67]  </TASK>
[   98.376719][   T67] irq event stamp: 1544539
[   98.376848][   T67] hardirqs last  enabled at (1544547): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.377170][   T67] hardirqs last disabled at (1544556): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.377402][   T67] softirqs last  enabled at (1543972): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.377713][   T67] softirqs last disabled at (1543967): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.377940][   T67] ---[ end trace 0000000000000000 ]---
[   98.378227][   T67] ------------[ cut here ]------------
[   98.378346][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[   98.378589][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.378948][   T67] Tainted: [W]=WARN
[   98.379040][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.379750][   T67] Workqueue: netns cleanup_net
[   98.379878][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.380036][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.380541][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   98.380695][   T67] RAX: 00000000ffffffa6 RBX: ff11000015ed98c0 RCX: 1ff4000000090eaf
[   98.380877][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015ed9978
[   98.381059][   T67] RBP: ff1100001334c000 R08: 1fe2200002bdb330 R09: ff1100000faa0bd0
[   98.381299][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   98.381486][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   98.381669][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   98.381883][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.382037][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49005 CR4: 0000000000771ef0
[   98.382288][   T67] PKRU: 55555554
[   98.382380][   T67] Call Trace:
[   98.382475][   T67]  <TASK>
[   98.382538][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.382661][   T67]  ? notifier_call_chain+0xb0/0x320
[   98.382784][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   98.382881][   T67]  netif_close_many+0x2ac/0x640
[   98.383004][   T67]  ? __dev_close_many+0x530/0x530
[   98.383182][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   98.383336][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   98.383493][   T67]  ? mark_held_locks+0x40/0x70
[   98.383616][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.383740][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.383893][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.384017][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.384196][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.384351][   T67]  ? unregister_netdevice_many+0x20/0x20
[   98.384481][   T67]  default_device_exit_batch+0x38b/0x600
[   98.384606][   T67]  ? unregister_netdev+0x60/0x60
[   98.384731][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.384857][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.384982][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.385158][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.385286][   T67]  cleanup_net+0x431/0x890
[   98.385414][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.385536][   T67]  ? process_one_work+0xdb7/0x1410
[   98.385660][   T67]  ? lock_acquire+0x134/0x160
[   98.385782][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.385908][   T67]  process_one_work+0xdf8/0x1410
[   98.386034][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.386216][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.386344][   T67]  worker_thread+0x4f1/0xd60
[   98.386475][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.386598][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.386723][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.386848][   T67]  kthread+0x367/0x460
[   98.386942][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.387095][   T67]  ? kthread_affine_node+0x330/0x330
[   98.387273][   T67]  ret_from_fork+0x474/0x6b0
[   98.387403][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.387558][   T67]  ? __switch_to+0x5a3/0xe00
[   98.387681][   T67]  ? kthread_affine_node+0x330/0x330
[   98.387806][   T67]  ret_from_fork_asm+0x11/0x20
[   98.387933][   T67]  </TASK>
[   98.388024][   T67] irq event stamp: 1547119
[   98.388204][   T67] hardirqs last  enabled at (1547229): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.388423][   T67] hardirqs last disabled at (1547236): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.388638][   T67] softirqs last  enabled at (1547226): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.388851][   T67] softirqs last disabled at (1547127): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.389062][   T67] ---[ end trace 0000000000000000 ]---
[   98.393859][   T67] ------------[ cut here ]------------
[   98.393996][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   98.394299][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.394577][   T67] Tainted: [W]=WARN
[   98.394667][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.394814][   T67] Workqueue: netns cleanup_net
[   98.394937][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.395102][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.395538][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   98.395688][   T67] RAX: 00000000ffffffa6 RBX: ff11000015ed8740 RCX: 1ff4000000090ed5
[   98.395868][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015ed87f8
[   98.396051][   T67] RBP: ff11000013b9c000 R08: 1fe2200002bdb100 R09: ff1100000faa0bd0
[   98.396235][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   98.396418][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   98.396595][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   98.396806][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.396955][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03001 CR4: 0000000000771ef0
[   98.397140][   T67] PKRU: 55555554
[   98.397230][   T67] Call Trace:
[   98.397322][   T67]  <TASK>
[   98.397384][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   98.397543][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.397690][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.397809][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.397931][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.398082][   T67]  default_device_exit_batch+0x38b/0x600
[   98.398209][   T67]  ? unregister_netdev+0x60/0x60
[   98.398329][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.398459][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.398578][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.398697][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.398818][   T67]  cleanup_net+0x431/0x890
[   98.398937][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.399054][   T67]  ? process_one_work+0xdb7/0x1410
[   98.399179][   T67]  ? lock_acquire+0x134/0x160
[   98.399297][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.399422][   T67]  process_one_work+0xdf8/0x1410
[   98.399544][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.399666][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.399788][   T67]  worker_thread+0x4f1/0xd60
[   98.399907][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.400025][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.400150][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.400270][   T67]  kthread+0x367/0x460
[   98.400359][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.400513][   T67]  ? kthread_affine_node+0x330/0x330
[   98.400632][   T67]  ret_from_fork+0x474/0x6b0
[   98.400752][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.400900][   T67]  ? __switch_to+0x5a3/0xe00
[   98.401018][   T67]  ? kthread_affine_node+0x330/0x330
[   98.401142][   T67]  ret_from_fork_asm+0x11/0x20
[   98.401267][   T67]  </TASK>
[   98.401356][   T67] irq event stamp: 1555143
[   98.401477][   T67] hardirqs last  enabled at (1555151): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.401683][   T67] hardirqs last disabled at (1555158): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.401890][   T67] softirqs last  enabled at (1554852): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.402114][   T67] softirqs last disabled at (1555175): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.402320][   T67] ---[ end trace 0000000000000000 ]---
[   98.403471][   T67] ------------[ cut here ]------------
[   98.403617][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   98.403848][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.404121][   T67] Tainted: [W]=WARN
[   98.404211][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.404359][   T67] Workqueue: netns cleanup_net
[   98.404497][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.404652][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.405071][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   98.405226][   T67] RAX: 00000000ffffffa6 RBX: ff11000015ed83c0 RCX: 1ff4000000090ed5
[   98.405408][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015ed8478
[   98.405584][   T67] RBP: ff11000015ae1000 R08: 1fe2200002bdb090 R09: ff1100000faa0bd0
[   98.405761][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   98.405947][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   98.406130][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   98.406339][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.406493][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03001 CR4: 0000000000771ef0
[   98.406673][   T67] PKRU: 55555554
[   98.406761][   T67] Call Trace:
[   98.406848][   T67]  <TASK>
[   98.406910][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   98.407060][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.407212][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.407330][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.407451][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.407604][   T67]  default_device_exit_batch+0x38b/0x600
[   98.407723][   T67]  ? unregister_netdev+0x60/0x60
[   98.407842][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.407964][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.408084][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.408208][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.408328][   T67]  cleanup_net+0x431/0x890
[   98.408451][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.408568][   T67]  ? process_one_work+0xdb7/0x1410
[   98.408693][   T67]  ? lock_acquire+0x134/0x160
[   98.408813][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.408932][   T67]  process_one_work+0xdf8/0x1410
[   98.409053][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.409177][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.409299][   T67]  worker_thread+0x4f1/0xd60
[   98.409425][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.409543][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.409661][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.409779][   T67]  kthread+0x367/0x460
[   98.409868][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.410014][   T67]  ? kthread_affine_node+0x330/0x330
[   98.410139][   T67]  ret_from_fork+0x474/0x6b0
[   98.410260][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.410414][   T67]  ? __switch_to+0x5a3/0xe00
[   98.410531][   T67]  ? kthread_affine_node+0x330/0x330
[   98.410655][   T67]  ret_from_fork_asm+0x11/0x20
[   98.410778][   T67]  </TASK>
[   98.410866][   T67] irq event stamp: 1557857
[   98.410982][   T67] hardirqs last  enabled at (1557865): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.411193][   T67] hardirqs last disabled at (1557874): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.411405][   T67] softirqs last  enabled at (1557400): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   98.411612][   T67] softirqs last disabled at (1557398): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   98.411817][   T67] ---[ end trace 0000000000000000 ]---
[   98.412858][   T67] vethB (unregistering): left promiscuous mode
[   98.413208][   T67] ------------[ cut here ]------------
[   98.413335][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[   98.413587][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.413870][   T67] Tainted: [W]=WARN
[   98.413966][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.414134][   T67] Workqueue: netns cleanup_net
[   98.414270][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.414439][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.414891][   T67] RSP: 0018:ffa0000000487510 EFLAGS: 00010286
[   98.415057][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e38200 RCX: 1ff4000000090e68
[   98.415255][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e382b8
[   98.415450][   T67] RBP: ff11000015db1000 R08: 1fe2200002bc7058 R09: ff1100000faa0bd0
[   98.415639][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   98.415830][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004875a8
[   98.416022][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   98.416251][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.416417][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03001 CR4: 0000000000771ef0
[   98.416609][   T67] PKRU: 55555554
[   98.416703][   T67] Call Trace:
[   98.416799][   T67]  <TASK>
[   98.416865][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.416994][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   98.417091][   T67]  netif_close_many+0x2ac/0x640
[   98.417228][   T67]  ? __dev_close_many+0x530/0x530
[   98.417355][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   98.417520][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   98.417680][   T67]  ? mark_held_locks+0x40/0x70
[   98.417819][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.417980][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.418112][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.418239][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.418403][   T67]  ? unregister_netdevice_many+0x20/0x20
[   98.418531][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   98.418691][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   98.418820][   T67]  hsr_netdev_notify+0x742/0xad0
[   98.418948][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   98.419093][   T67]  notifier_call_chain+0xb0/0x320
[   98.419228][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[   98.419394][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.419551][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.419678][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.419806][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.419968][   T67]  default_device_exit_batch+0x38b/0x600
[   98.420102][   T67]  ? unregister_netdev+0x60/0x60
[   98.420230][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.420361][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.420493][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.420619][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.420749][   T67]  cleanup_net+0x431/0x890
[   98.420876][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.421003][   T67]  ? process_one_work+0xdb7/0x1410
[   98.421138][   T67]  ? lock_acquire+0x134/0x160
[   98.421266][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.421398][   T67]  process_one_work+0xdf8/0x1410
[   98.421529][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.421658][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.421789][   T67]  worker_thread+0x4f1/0xd60
[   98.421920][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.422048][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.422187][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.422317][   T67]  kthread+0x367/0x460
[   98.422421][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.422582][   T67]  ? kthread_affine_node+0x330/0x330
[   98.422713][   T67]  ret_from_fork+0x474/0x6b0
[   98.422842][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.423002][   T67]  ? __switch_to+0x5a3/0xe00
[   98.423137][   T67]  ? kthread_affine_node+0x330/0x330
[   98.423265][   T67]  ret_from_fork_asm+0x11/0x20
[   98.423403][   T67]  </TASK>
[   98.423497][   T67] irq event stamp: 1560793
[   98.423625][   T67] hardirqs last  enabled at (1560801): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.423846][   T67] hardirqs last disabled at (1560808): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.424065][   T67] softirqs last  enabled at (1560246): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.424294][   T67] softirqs last disabled at (1560241): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.424523][   T67] ---[ end trace 0000000000000000 ]---
[   98.432878][   T67] ------------[ cut here ]------------
[   98.433021][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   98.433301][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.433582][   T67] Tainted: [W]=WARN
[   98.433674][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.433830][   T67] Workqueue: netns cleanup_net
[   98.433955][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.434120][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.434560][   T67] RSP: 0018:ffa0000000487640 EFLAGS: 00010286
[   98.434713][   T67] RAX: 00000000ffffffa6 RBX: ff11000015f60ac0 RCX: 1ff4000000090e8e
[   98.434904][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f60b78
[   98.435087][   T67] RBP: ff11000015db1000 R08: 1fe2200002bec170 R09: ff1100000faa0bd0
[   98.435276][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   98.435461][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   98.435642][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   98.435857][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.436012][   T67] CR2: 00007ff6f68f0574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   98.436203][   T67] PKRU: 55555554
[   98.436293][   T67] Call Trace:
[   98.436383][   T67]  <TASK>
[   98.436453][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   98.436606][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.436762][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.436883][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.437004][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.437162][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[   98.437312][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[   98.437440][   T67]  hsr_netdev_notify+0x742/0xad0
[   98.437565][   T67]  ? hsr_port_get_hsr+0x150/0x150
[   98.437688][   T67]  notifier_call_chain+0xb0/0x320
[   98.437811][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[   98.437964][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.438121][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.438243][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.438363][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.438521][   T67]  default_device_exit_batch+0x38b/0x600
[   98.438645][   T67]  ? unregister_netdev+0x60/0x60
[   98.438768][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.438893][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.439017][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.439142][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.439268][   T67]  cleanup_net+0x431/0x890
[   98.439398][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.439521][   T67]  ? process_one_work+0xdb7/0x1410
[   98.439645][   T67]  ? lock_acquire+0x134/0x160
[   98.439767][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.439890][   T67]  process_one_work+0xdf8/0x1410
[   98.440016][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.440142][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.440269][   T67]  worker_thread+0x4f1/0xd60
[   98.440402][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.440528][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.440650][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.440773][   T67]  kthread+0x367/0x460
[   98.440866][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.441030][   T67]  ? kthread_affine_node+0x330/0x330
[   98.441160][   T67]  ret_from_fork+0x474/0x6b0
[   98.441283][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.441441][   T67]  ? __switch_to+0x5a3/0xe00
[   98.441564][   T67]  ? kthread_affine_node+0x330/0x330
[   98.441688][   T67]  ret_from_fork_asm+0x11/0x20
[   98.441815][   T67]  </TASK>
[   98.441905][   T67] irq event stamp: 1571639
[   98.442025][   T67] hardirqs last  enabled at (1571647): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.442296][   T67] hardirqs last disabled at (1571748): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.442517][   T67] softirqs last  enabled at (1571746): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.442726][   T67] softirqs last disabled at (1571655): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.442936][   T67] ---[ end trace 0000000000000000 ]---
[   98.444146][   T67] ------------[ cut here ]------------
[   98.444266][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   98.444505][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.444775][   T67] Tainted: [W]=WARN
[   98.444865][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.445015][   T67] Workqueue: netns cleanup_net
[   98.445142][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.445296][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.445724][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   98.445871][   T67] RAX: 00000000ffffffa6 RBX: ff11000015f61000 RCX: 1ff4000000090ed5
[   98.446051][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f610b8
[   98.446235][   T67] RBP: ff11000015ae4000 R08: 1fe2200002bec218 R09: ff1100000faa0bd0
[   98.446417][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   98.446593][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   98.446773][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   98.446976][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.447129][   T67] CR2: 00007ff6f68f0574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   98.447309][   T67] PKRU: 55555554
[   98.447398][   T67] Call Trace:
[   98.447485][   T67]  <TASK>
[   98.447545][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   98.447693][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.447842][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.447958][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.448076][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.448232][   T67]  default_device_exit_batch+0x38b/0x600
[   98.448350][   T67]  ? unregister_netdev+0x60/0x60
[   98.448480][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.448600][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.448719][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.448837][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.448958][   T67]  cleanup_net+0x431/0x890
[   98.449077][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.449198][   T67]  ? process_one_work+0xdb7/0x1410
[   98.449318][   T67]  ? lock_acquire+0x134/0x160
[   98.449441][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.449560][   T67]  process_one_work+0xdf8/0x1410
[   98.449681][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.449799][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.449920][   T67]  worker_thread+0x4f1/0xd60
[   98.450039][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.450166][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.450285][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.450407][   T67]  kthread+0x367/0x460
[   98.450496][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.450643][   T67]  ? kthread_affine_node+0x330/0x330
[   98.450759][   T67]  ret_from_fork+0x474/0x6b0
[   98.450879][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.451025][   T67]  ? __switch_to+0x5a3/0xe00
[   98.451148][   T67]  ? kthread_affine_node+0x330/0x330
[   98.451266][   T67]  ret_from_fork_asm+0x11/0x20
[   98.451393][   T67]  </TASK>
[   98.451481][   T67] irq event stamp: 1573169
[   98.451596][   T67] hardirqs last  enabled at (1573177): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.451800][   T67] hardirqs last disabled at (1573184): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.452002][   T67] softirqs last  enabled at (1572828): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.452209][   T67] softirqs last disabled at (1572823): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.452419][   T67] ---[ end trace 0000000000000000 ]---
[   98.453904][   T67] ------------[ cut here ]------------
[   98.454023][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   98.454879][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.455188][   T67] Tainted: [W]=WARN
[   98.455279][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.455431][   T67] Workqueue: netns cleanup_net
[   98.455552][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.455705][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.456192][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   98.456338][   T67] RAX: 00000000ffffffa6 RBX: ff1100000f9fde00 RCX: 1ff4000000090ed5
[   98.456517][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fdeb8
[   98.456692][   T67] RBP: ff1100001334c000 R08: 1fe2200001f3fbd8 R09: ff1100000faa0bd0
[   98.456866][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   98.457091][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   98.457318][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   98.457527][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.457673][   T67] CR2: 00007ff6f68f0574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   98.457849][   T67] PKRU: 55555554
[   98.457935][   T67] Call Trace:
[   98.458021][   T67]  <TASK>
[   98.458081][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   98.458277][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.458429][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.458547][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.458663][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[   98.458814][   T67]  default_device_exit_batch+0x38b/0x600
[   98.458933][   T67]  ? unregister_netdev+0x60/0x60
[   98.459049][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.459215][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.459334][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.459453][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.459572][   T67]  cleanup_net+0x431/0x890
[   98.459691][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.459811][   T67]  ? process_one_work+0xdb7/0x1410
[   98.459929][   T67]  ? lock_acquire+0x134/0x160
[   98.460045][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.460211][   T67]  process_one_work+0xdf8/0x1410
[   98.460332][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.460454][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.460577][   T67]  worker_thread+0x4f1/0xd60
[   98.460696][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.460814][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.460936][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.461053][   T67]  kthread+0x367/0x460
[   98.461190][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.461336][   T67]  ? kthread_affine_node+0x330/0x330
[   98.461457][   T67]  ret_from_fork+0x474/0x6b0
[   98.461576][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.461723][   T67]  ? __switch_to+0x5a3/0xe00
[   98.461840][   T67]  ? kthread_affine_node+0x330/0x330
[   98.461957][   T67]  ret_from_fork_asm+0x11/0x20
[   98.462078][   T67]  </TASK>
[   98.462209][   T67] irq event stamp: 1578299
[   98.462324][   T67] hardirqs last  enabled at (1578307): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.462537][   T67] hardirqs last disabled at (1578314): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.462738][   T67] softirqs last  enabled at (1578296): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.462942][   T67] softirqs last disabled at (1578205): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.463193][   T67] ---[ end trace 0000000000000000 ]---
[   98.476265][  T916] ------------[ cut here ]------------
[   98.476456][  T916] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/916
[   98.476725][  T916] CPU: 2 UID: 0 PID: 916 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.477023][  T916] Tainted: [W]=WARN
[   98.477180][  T916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.477385][  T916] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.477609][  T916] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.478152][  T916] RSP: 0018:ffa00000021f7ab0 EFLAGS: 00010286
[   98.478356][  T916] RAX: 00000000ffffffa6 RBX: ff1100000f9fc3c0 RCX: 1ff400000043ef1c
[   98.478596][  T916] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fc478
[   98.478831][  T916] RBP: ff11000005c04000 R08: 1fe2200001f3f890 R09: ff11000016198b80
[   98.479066][  T916] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   98.479312][  T916] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005c04000
[   98.479557][  T916] FS:  00007ff26ecfe840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   98.479827][  T916] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.480031][  T916] CR2: 00007ff26eeffc20 CR3: 0000000015caf006 CR4: 0000000000771ef0
[   98.480281][  T916] PKRU: 55555554
[   98.480429][  T916] Call Trace:
[   98.480571][  T916]  <TASK>
[   98.480682][  T916]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.480856][  T916]  ? notifier_call_chain+0xb0/0x320
[   98.481031][  T916]  rtmsg_ifinfo+0x5c/0xb0
[   98.481186][  T916]  register_netdevice+0x137a/0x1980
[   98.481362][  T916]  ? unregister_netdevice_queue+0x470/0x470
[   98.481581][  T916]  register_netdev+0x23/0x40
[   98.481755][  T916]  loopback_net_init+0x7d/0x150
[   98.481930][  T916]  ops_init+0x187/0x560
[   98.482073][  T916]  setup_net+0x11b/0x3b0
[   98.482232][  T916]  ? unregister_pernet_device+0x80/0x80
[   98.482413][  T916]  ? lockdep_init_map_type+0x5d/0x250
[   98.482589][  T916]  ? mutex_init_lockdep+0xf6/0x120
[   98.482767][  T916]  copy_net_ns+0x2fd/0x450
[   98.482942][  T916]  create_new_namespaces+0x371/0xa10
[   98.483133][  T916]  unshare_nsproxy_namespaces+0xa5/0x150
[   98.483306][  T916]  ? __rwlock_init+0x150/0x150
[   98.483488][  T916]  ksys_unshare+0x47e/0x8c0
[   98.483662][  T916]  ? walk_process_tree+0x350/0x350
[   98.483834][  T916]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.484011][  T916]  ? rcu_is_watching+0x15/0xd0
[   98.484200][  T916]  __x64_sys_unshare+0x34/0x50
[   98.484375][  T916]  ? do_syscall_64+0x82/0xfc0
[   98.484556][  T916]  do_syscall_64+0x117/0xfc0
[   98.484729][  T916]  ? irq_exit_rcu+0x1a/0x30
[   98.484903][  T916]  ? common_interrupt+0x5a/0xf0
[   98.485080][  T916]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   98.485300][  T916] RIP: 0033:0x7ff26efc0bcb
[   98.485490][  T916] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   98.485987][  T916] RSP: 002b:00007ffd90989858 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   98.486239][  T916] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff26efc0bcb
[   98.486483][  T916] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   98.486717][  T916] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   98.486951][  T916] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd9098ba80
[   98.487199][  T916] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd9098d8c6
[   98.487455][  T916]  </TASK>
[   98.487595][  T916] irq event stamp: 32017
[   98.487737][  T916] hardirqs last  enabled at (32027): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.488003][  T916] hardirqs last disabled at (32036): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.488282][  T916] softirqs last  enabled at (31514): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.488560][  T916] softirqs last disabled at (31465): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.488824][  T916] ---[ end trace 0000000000000000 ]---
[   98.496796][  T916] ------------[ cut here ]------------
[   98.496992][  T916] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/916
[   98.497756][  T916] CPU: 2 UID: 0 PID: 916 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.498127][  T916] Tainted: [W]=WARN
[   98.498321][  T916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.498582][  T916] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.498847][  T916] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.499423][  T916] RSP: 0018:ffa00000021f7a98 EFLAGS: 00010286
[   98.499678][  T916] RAX: 00000000ffffffa6 RBX: ff1100000f9ff380 RCX: 1ff400000043ef19
[   98.499964][  T916] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9ff438
[   98.500262][  T916] RBP: ff1100000f7e9000 R08: 1fe2200001f3fe88 R09: ff11000016198b80
[   98.500554][  T916] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   98.500838][  T916] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f7e9000
[   98.501138][  T916] FS:  00007ff26ecfe840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   98.501465][  T916] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.501724][  T916] CR2: 00007ff26eeffc20 CR3: 0000000015caf006 CR4: 0000000000771ef0
[   98.502017][  T916] PKRU: 55555554
[   98.502222][  T916] Call Trace:
[   98.502432][  T916]  <TASK>
[   98.502597][  T916]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.502824][  T916]  ? notifier_call_chain+0xb0/0x320
[   98.503051][  T916]  rtmsg_ifinfo+0x5c/0xb0
[   98.503262][  T916]  register_netdevice+0x137a/0x1980
[   98.503491][  T916]  ? unregister_netdevice_queue+0x470/0x470
[   98.503695][  T916]  ? alloc_netdev_mqs+0xed0/0x1490
[   98.503869][  T916]  register_netdev+0x23/0x40
[   98.504044][  T916]  sit_init_net+0x299/0x570
[   98.504237][  T916]  ops_init+0x187/0x560
[   98.504382][  T916]  setup_net+0x11b/0x3b0
[   98.504533][  T916]  ? unregister_pernet_device+0x80/0x80
[   98.504708][  T916]  ? lockdep_init_map_type+0x5d/0x250
[   98.504883][  T916]  ? mutex_init_lockdep+0xf6/0x120
[   98.505061][  T916]  copy_net_ns+0x2fd/0x450
[   98.505247][  T916]  create_new_namespaces+0x371/0xa10
[   98.505432][  T916]  unshare_nsproxy_namespaces+0xa5/0x150
[   98.505605][  T916]  ? __rwlock_init+0x150/0x150
[   98.505780][  T916]  ksys_unshare+0x47e/0x8c0
[   98.505957][  T916]  ? walk_process_tree+0x350/0x350
[   98.506145][  T916]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.506321][  T916]  ? rcu_is_watching+0x15/0xd0
[   98.506500][  T916]  __x64_sys_unshare+0x34/0x50
[   98.506673][  T916]  ? do_syscall_64+0x82/0xfc0
[   98.506846][  T916]  do_syscall_64+0x117/0xfc0
[   98.507019][  T916]  ? irq_exit_rcu+0x1a/0x30
[   98.507205][  T916]  ? common_interrupt+0x5a/0xf0
[   98.507383][  T916]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   98.507599][  T916] RIP: 0033:0x7ff26efc0bcb
[   98.507778][  T916] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   98.508286][  T916] RSP: 002b:00007ffd90989858 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   98.508530][  T916] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff26efc0bcb
[   98.508765][  T916] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   98.509000][  T916] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   98.509248][  T916] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd9098ba80
[   98.509502][  T916] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd9098d8c6
[   98.509741][  T916]  </TASK>
[   98.509881][  T916] irq event stamp: 42069
[   98.510021][  T916] hardirqs last  enabled at (42079): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.510299][  T916] hardirqs last disabled at (42090): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.510585][  T916] softirqs last  enabled at (41884): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.510849][  T916] softirqs last disabled at (41871): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.511127][  T916] ---[ end trace 0000000000000000 ]---
[   98.539752][  T917] ------------[ cut here ]------------
[   98.539920][  T917] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/917
[   98.540147][  T917] CPU: 3 UID: 0 PID: 917 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.540406][  T917] Tainted: [W]=WARN
[   98.540500][  T917] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.540657][  T917] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.540820][  T917] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.541279][  T917] RSP: 0018:ffa0000002367020 EFLAGS: 00010286
[   98.541446][  T917] RAX: 00000000ffffffa6 RBX: ff1100000f9fe900 RCX: 1ff400000046cdca
[   98.541635][  T917] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fe9b8
[   98.541823][  T917] RBP: ff11000005c04000 R08: 1fe2200001f3fd38 R09: ff11000013305158
[   98.542012][  T917] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   98.542205][  T917] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005c04ce1
[   98.542399][  T917] FS:  00007fdeefeff840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   98.542621][  T917] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.542780][  T917] CR2: 0000000031742988 CR3: 0000000001ee9006 CR4: 0000000000771ef0
[   98.542969][  T917] PKRU: 55555554
[   98.543063][  T917] Call Trace:
[   98.543162][  T917]  <TASK>
[   98.543228][  T917]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.543355][  T917]  rtmsg_ifinfo+0x5c/0xb0
[   98.543460][  T917]  ? mark_held_locks+0x40/0x70
[   98.543585][  T917]  __dev_notify_flags+0x1b8/0x280
[   98.543713][  T917]  ? netif_change_name+0x8c0/0x8c0
[   98.543839][  T917]  ? __dev_change_flags+0x4a4/0x660
[   98.543965][  T917]  ? netif_set_allmulti+0x250/0x250
[   98.544090][  T917]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.544226][  T917]  ? is_bpf_text_address+0x68/0x110
[   98.544355][  T917]  netif_change_flags+0xfe/0x190
[   98.544488][  T917]  do_setlink.isra.0+0x1cc3/0x2750
[   98.544616][  T917]  ? rtnl_link_get_size+0x350/0x350
[   98.544743][  T917]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   98.544901][  T917]  ? rcu_read_lock_any_held+0x3c/0x90
[   98.545027][  T917]  ? validate_chain+0x38b/0xc20
[   98.545159][  T917]  ? rcu_read_lock_any_held+0x66/0x90
[   98.545286][  T917]  ? stack_depot_save_flags+0x367/0x770
[   98.545420][  T917]  ? __lock_acquire+0x508/0xc10
[   98.545548][  T917]  ? lock_acquire.part.0+0xbc/0x260
[   98.545675][  T917]  ? rtnl_newlink+0x883/0xea0
[   98.545801][  T917]  ? rcu_is_watching+0x15/0xd0
[   98.545930][  T917]  ? lock_acquire+0x134/0x160
[   98.546055][  T917]  ? rcu_is_watching+0x15/0xd0
[   98.546187][  T917]  ? rcu_is_watching+0x15/0xd0
[   98.546314][  T917]  ? trace_contention_end+0xb3/0x1a0
[   98.546446][  T917]  ? __mutex_lock+0x1db/0x2010
[   98.546572][  T917]  ? __mutex_lock+0x9b2/0x2010
[   98.546698][  T917]  ? rtnl_newlink+0x883/0xea0
[   98.546827][  T917]  ? ww_mutex_lock+0x160/0x160
[   98.546957][  T917]  ? __rtnl_newlink+0x3fa/0xa50
[   98.547085][  T917]  rtnl_newlink+0x8d1/0xea0
[   98.547220][  T917]  ? lock_acquire.part.0+0xbc/0x260
[   98.547347][  T917]  ? __rtnl_newlink+0xa50/0xa50
[   98.547477][  T917]  ? mark_usage+0x61/0x170
[   98.547605][  T917]  ? lock_acquire.part.0+0xbc/0x260
[   98.547730][  T917]  ? find_held_lock+0x2b/0x80
[   98.547855][  T917]  ? __rtnl_newlink+0xa50/0xa50
[   98.547980][  T917]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.548177][  T917]  ? __rtnl_newlink+0xa50/0xa50
[   98.548386][  T917]  rtnetlink_rcv_msg+0x40d/0x9e0
[   98.548517][  T917]  ? validate_chain+0x38b/0xc20
[   98.548641][  T917]  ? rtnl_stats_set+0x3f0/0x3f0
[   98.548766][  T917]  ? __lock_acquire+0x508/0xc10
[   98.548893][  T917]  ? lock_acquire.part.0+0xbc/0x260
[   98.549017][  T917]  ? find_held_lock+0x2b/0x80
[   98.549200][  T917]  netlink_rcv_skb+0x14e/0x3a0
[   98.549328][  T917]  ? rtnl_stats_set+0x3f0/0x3f0
[   98.549457][  T917]  ? netlink_ack+0xcd0/0xcd0
[   98.549588][  T917]  ? netlink_deliver_tap+0xc5/0x330
[   98.549712][  T917]  ? netlink_deliver_tap+0x13c/0x330
[   98.549840][  T917]  netlink_unicast+0x486/0x750
[   98.549965][  T917]  ? netlink_attachskb+0x810/0x810
[   98.550092][  T917]  ? __lock_acquire+0x508/0xc10
[   98.550284][  T917]  netlink_sendmsg+0x735/0xc60
[   98.550413][  T917]  ? netlink_unicast+0x750/0x750
[   98.550540][  T917]  ? __might_fault+0x97/0x140
[   98.550669][  T917]  ____sys_sendmsg+0x419/0x850
[   98.550796][  T917]  ? copy_msghdr_from_user+0x2a0/0x460
[   98.550922][  T917]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   98.551078][  T917]  ? move_addr_to_kernel+0x40/0x40
[   98.551275][  T917]  ? stack_depot_save_flags+0x367/0x770
[   98.551403][  T917]  ? validate_chain+0x38b/0xc20
[   98.551530][  T917]  ___sys_sendmsg+0x14e/0x1d0
[   98.551655][  T917]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   98.551810][  T917]  ? copy_msghdr_from_user+0x460/0x460
[   98.551946][  T917]  __sys_sendmsg+0x145/0x1f0
[   98.552071][  T917]  ? __sys_sendmsg_sock+0x20/0x20
[   98.552291][  T917]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   98.552455][  T917]  ? do_raw_spin_unlock+0x59/0x250
[   98.552584][  T917]  ? rcu_is_watching+0x15/0xd0
[   98.552711][  T917]  do_syscall_64+0x117/0xfc0
[   98.552836][  T917]  ? trace_hardirqs_off+0xd/0x30
[   98.552961][  T917]  ? exc_page_fault+0xee/0x100
[   98.553085][  T917]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   98.553301][  T917] RIP: 0033:0x7fdef013908e
[   98.553435][  T917] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   98.553884][  T917] RSP: 002b:00007ffe1f44d510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   98.554074][  T917] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdef013908e
[   98.554297][  T917] RDX: 0000000000000000 RSI: 00007ffe1f44d5c0 RDI: 0000000000000005
[   98.554492][  T917] RBP: 00007ffe1f44d520 R08: 0000000000000000 R09: 0000000000000000
[   98.554681][  T917] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c5
[   98.554871][  T917] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1f44dc90
[   98.555064][  T917]  </TASK>
[   98.555164][  T917] irq event stamp: 15977
[   98.555259][  T917] hardirqs last  enabled at (15985): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.555481][  T917] hardirqs last disabled at (15992): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.555700][  T917] softirqs last  enabled at (15932): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.555919][  T917] softirqs last disabled at (15875): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.556143][  T917] ---[ end trace 0000000000000000 ]---
[   98.685028][   T67] ------------[ cut here ]------------
[   98.685199][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   98.685441][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.685714][   T67] Tainted: [W]=WARN
[   98.685812][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.685969][   T67] Workqueue: netns cleanup_net
[   98.686094][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.686261][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.686678][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   98.686830][   T67] RAX: 00000000ffffffa6 RBX: ff11000013f28e40 RCX: 1ff4000000090eed
[   98.687052][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f28ef8
[   98.687261][   T67] RBP: ff1100000f159000 R08: 1fe22000027e51e0 R09: ff1100000faa0bd0
[   98.687450][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   98.687623][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   98.687799][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   98.688010][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.688218][   T67] CR2: 00007ff6f68f0574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   98.688400][   T67] PKRU: 55555554
[   98.688488][   T67] Call Trace:
[   98.688574][   T67]  <TASK>
[   98.688635][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   98.688785][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.688978][   T67]  ? queue_rcu_work+0x7c/0xa0
[   98.689120][   T67]  ? ipmr_free_table+0x12e/0x2a0
[   98.689238][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.689355][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[   98.689478][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.689597][   T67]  ops_undo_list+0x615/0x8f0
[   98.689718][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.689832][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.689950][   T67]  cleanup_net+0x431/0x890
[   98.690065][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.690184][   T67]  ? process_one_work+0xdb7/0x1410
[   98.690302][   T67]  ? lock_acquire+0x134/0x160
[   98.690424][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.690542][   T67]  process_one_work+0xdf8/0x1410
[   98.690664][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.690780][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.690899][   T67]  worker_thread+0x4f1/0xd60
[   98.691016][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.691136][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.691254][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.691370][   T67]  kthread+0x367/0x460
[   98.691462][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.691606][   T67]  ? kthread_affine_node+0x330/0x330
[   98.691723][   T67]  ret_from_fork+0x474/0x6b0
[   98.691840][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.691990][   T67]  ? __switch_to+0x5a3/0xe00
[   98.692109][   T67]  ? kthread_affine_node+0x330/0x330
[   98.692226][   T67]  ret_from_fork_asm+0x11/0x20
[   98.692348][   T67]  </TASK>
[   98.692441][   T67] irq event stamp: 1586397
[   98.692559][   T67] hardirqs last  enabled at (1586405): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.692760][   T67] hardirqs last disabled at (1586412): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.692961][   T67] softirqs last  enabled at (1586164): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.693166][   T67] softirqs last disabled at (1586129): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.693374][   T67] ---[ end trace 0000000000000000 ]---
[   98.703701][   T67] ------------[ cut here ]------------
[   98.703849][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   98.704086][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.704469][   T67] Tainted: [W]=WARN
[   98.704574][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.704725][   T67] Workqueue: netns cleanup_net
[   98.704852][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.705007][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.705457][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   98.705612][   T67] RAX: 00000000ffffffa6 RBX: ff11000013f28c80 RCX: 1ff4000000090eaf
[   98.705790][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f28d38
[   98.705971][   T67] RBP: ff110000103f4000 R08: 1fe22000027e51a8 R09: ff1100000faa0bd0
[   98.706156][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   98.706336][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   98.706524][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   98.706741][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.706890][   T67] CR2: 00007ff6f68f0574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   98.707069][   T67] PKRU: 55555554
[   98.707169][   T67] Call Trace:
[   98.707260][   T67]  <TASK>
[   98.707322][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.707450][   T67]  rtmsg_ifinfo+0x5c/0xb0
[   98.707542][   T67]  netif_close_many+0x2ac/0x640
[   98.707663][   T67]  ? lock_acquire+0x134/0x160
[   98.707782][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.707901][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.708021][   T67]  ? __dev_close_many+0x530/0x530
[   98.708147][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[   98.708297][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[   98.708453][   T67]  ? mutex_is_locked+0x1c/0x50
[   98.708584][   T67]  ? rtnl_is_locked+0x15/0x20
[   98.708703][   T67]  ? default_device_exit_net+0x78/0x7b0
[   98.708823][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.708975][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.709106][   T67]  default_device_exit_batch+0x38b/0x600
[   98.709228][   T67]  ? unregister_netdev+0x60/0x60
[   98.709356][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.709487][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.709618][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.709737][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.709860][   T67]  cleanup_net+0x431/0x890
[   98.709983][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.710109][   T67]  ? process_one_work+0xdb7/0x1410
[   98.710232][   T67]  ? lock_acquire+0x134/0x160
[   98.710355][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.710482][   T67]  process_one_work+0xdf8/0x1410
[   98.710605][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.710725][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.710849][   T67]  worker_thread+0x4f1/0xd60
[   98.710972][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.711092][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.711223][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.711344][   T67]  kthread+0x367/0x460
[   98.711442][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.711593][   T67]  ? kthread_affine_node+0x330/0x330
[   98.711713][   T67]  ret_from_fork+0x474/0x6b0
[   98.711833][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.711983][   T67]  ? __switch_to+0x5a3/0xe00
[   98.712110][   T67]  ? kthread_affine_node+0x330/0x330
[   98.712233][   T67]  ret_from_fork_asm+0x11/0x20
[   98.712359][   T67]  </TASK>
[   98.712454][   T67] irq event stamp: 1588121
[   98.712574][   T67] hardirqs last  enabled at (1588129): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.712784][   T67] hardirqs last disabled at (1588136): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.712993][   T67] softirqs last  enabled at (1587624): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.713212][   T67] softirqs last disabled at (1587547): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.713424][   T67] ---[ end trace 0000000000000000 ]---
[   98.714747][   T67] ------------[ cut here ]------------
[   98.714875][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[   98.715534][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.715798][   T67] Tainted: [W]=WARN
[   98.715886][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.716030][   T67] Workqueue: netns cleanup_net
[   98.716208][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.716360][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.716825][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   98.716972][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e3d000 RCX: 1ff4000000090ed5
[   98.717195][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3d0b8
[   98.717372][   T67] RBP: ff110000103f4000 R08: 1fe2200002bc7a18 R09: ff1100000faa0bd0
[   98.717550][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   98.717722][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   98.717902][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   98.718110][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.718264][   T67] CR2: 00007ff6f68f0574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[   98.718449][   T67] PKRU: 55555554
[   98.718541][   T67] Call Trace:
[   98.718628][   T67]  <TASK>
[   98.718690][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[   98.718840][   T67]  ? unregister_netdevice_queued+0x80/0x80
[   98.718987][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.719111][   T67]  default_device_exit_batch+0x38b/0x600
[   98.719232][   T67]  ? unregister_netdev+0x60/0x60
[   98.719351][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[   98.719479][   T67]  ops_undo_list+0x2ce/0x8f0
[   98.719597][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[   98.719716][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.719836][   T67]  cleanup_net+0x431/0x890
[   98.719956][   T67]  ? net_passive_dec+0x1c0/0x1c0
[   98.720074][   T67]  ? process_one_work+0xdb7/0x1410
[   98.720200][   T67]  ? lock_acquire+0x134/0x160
[   98.720318][   T67]  ? rcu_is_watching+0x15/0xd0
[   98.720441][   T67]  process_one_work+0xdf8/0x1410
[   98.720561][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[   98.720678][   T67]  ? lock_acquire.part.0+0xbc/0x260
[   98.720798][   T67]  worker_thread+0x4f1/0xd60
[   98.720919][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.721036][   T67]  ? __kthread_parkme+0xbd/0x210
[   98.721162][   T67]  ? rescuer_thread+0x1320/0x1320
[   98.721282][   T67]  kthread+0x367/0x460
[   98.721374][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.721528][   T67]  ? kthread_affine_node+0x330/0x330
[   98.721644][   T67]  ret_from_fork+0x474/0x6b0
[   98.721762][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   98.721911][   T67]  ? __switch_to+0x5a3/0xe00
[   98.722027][   T67]  ? kthread_affine_node+0x330/0x330
[   98.722152][   T67]  ret_from_fork_asm+0x11/0x20
[   98.722277][   T67]  </TASK>
[   98.722365][   T67] irq event stamp: 1592929
[   98.722484][   T67] hardirqs last  enabled at (1592937): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.722688][   T67] hardirqs last disabled at (1592944): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.722892][   T67] softirqs last  enabled at (1592596): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.723101][   T67] softirqs last disabled at (1592505): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.723315][   T67] ---[ end trace 0000000000000000 ]---
[   98.774189][  T925] ------------[ cut here ]------------
[   98.774340][  T925] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/925
[   98.774568][  T925] CPU: 0 UID: 0 PID: 925 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.774838][  T925] Tainted: [W]=WARN
[   98.774932][  T925] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.775092][  T925] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.775265][  T925] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.775719][  T925] RSP: 0018:ffa00000023b7ab0 EFLAGS: 00010286
[   98.775881][  T925] RAX: 00000000ffffffa6 RBX: ff11000015e03700 RCX: 1ff4000000476f1c
[   98.776070][  T925] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e037b8
[   98.776267][  T925] RBP: ff11000015a81000 R08: 1fe2200002bc06f8 R09: ff11000015962e80
[   98.776463][  T925] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   98.776649][  T925] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015a81000
[   98.776839][  T925] FS:  00007fd1b9103840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   98.777065][  T925] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.777234][  T925] CR2: 00007fd1b930a430 CR3: 0000000015852006 CR4: 0000000000771ef0
[   98.777432][  T925] PKRU: 55555554
[   98.777528][  T925] Call Trace:
[   98.777625][  T925]  <TASK>
[   98.777692][  T925]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.777820][  T925]  ? notifier_call_chain+0xb0/0x320
[   98.777948][  T925]  rtmsg_ifinfo+0x5c/0xb0
[   98.778046][  T925]  register_netdevice+0x137a/0x1980
[   98.778180][  T925]  ? unregister_netdevice_queue+0x470/0x470
[   98.778341][  T925]  register_netdev+0x23/0x40
[   98.778475][  T925]  loopback_net_init+0x7d/0x150
[   98.778607][  T925]  ops_init+0x187/0x560
[   98.778703][  T925]  setup_net+0x11b/0x3b0
[   98.778800][  T925]  ? unregister_pernet_device+0x80/0x80
[   98.778928][  T925]  ? lockdep_init_map_type+0x5d/0x250
[   98.779057][  T925]  ? mutex_init_lockdep+0xf6/0x120
[   98.779194][  T925]  copy_net_ns+0x2fd/0x450
[   98.779324][  T925]  create_new_namespaces+0x371/0xa10
[   98.779462][  T925]  unshare_nsproxy_namespaces+0xa5/0x150
[   98.779589][  T925]  ksys_unshare+0x47e/0x8c0
[   98.779719][  T925]  ? walk_process_tree+0x350/0x350
[   98.779848][  T925]  ? __ia32_sys_open+0x1b0/0x1b0
[   98.779981][  T925]  __x64_sys_unshare+0x34/0x50
[   98.780112][  T925]  ? do_syscall_64+0x82/0xfc0
[   98.780241][  T925]  do_syscall_64+0x117/0xfc0
[   98.780367][  T925]  ? trace_hardirqs_off+0xd/0x30
[   98.780499][  T925]  ? exc_page_fault+0xee/0x100
[   98.780627][  T925]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   98.780787][  T925] RIP: 0033:0x7fd1b93c5bcb
[   98.780920][  T925] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   98.781380][  T925] RSP: 002b:00007fff1fc93588 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   98.781575][  T925] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd1b93c5bcb
[   98.781766][  T925] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   98.781957][  T925] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   98.782155][  T925] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1fc957b0
[   98.782348][  T925] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1fc978c6
[   98.782545][  T925]  </TASK>
[   98.782642][  T925] irq event stamp: 20665
[   98.782739][  T925] hardirqs last  enabled at (20673): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.782962][  T925] hardirqs last disabled at (20680): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.783190][  T925] softirqs last  enabled at (20206): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   98.783418][  T925] softirqs last disabled at (20204): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   98.783639][  T925] ---[ end trace 0000000000000000 ]---
[   98.786475][  T925] ------------[ cut here ]------------
[   98.786609][  T925] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/925
[   98.786829][  T925] CPU: 0 UID: 0 PID: 925 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.787084][  T925] Tainted: [W]=WARN
[   98.787185][  T925] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.787347][  T925] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.787518][  T925] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.787968][  T925] RSP: 0018:ffa00000023b7a98 EFLAGS: 00010286
[   98.788134][  T925] RAX: 00000000ffffffa6 RBX: ff11000004d06ac0 RCX: 1ff4000000476f19
[   98.788327][  T925] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d06b78
[   98.788524][  T925] RBP: ff11000004c91000 R08: 1fe22000009a0d70 R09: ff11000015962e80
[   98.788714][  T925] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   98.788901][  T925] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004c91000
[   98.789091][  T925] FS:  00007fd1b9103840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   98.789320][  T925] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.789483][  T925] CR2: 00007fd1b930a430 CR3: 0000000015852006 CR4: 0000000000771ef0
[   98.789672][  T925] PKRU: 55555554
[   98.789768][  T925] Call Trace:
[   98.789862][  T925]  <TASK>
[   98.789929][  T925]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.790055][  T925]  ? notifier_call_chain+0xb0/0x320
[   98.790188][  T925]  rtmsg_ifinfo+0x5c/0xb0
[   98.790285][  T925]  register_netdevice+0x137a/0x1980
[   98.790418][  T925]  ? unregister_netdevice_queue+0x470/0x470
[   98.790576][  T925]  ? alloc_netdev_mqs+0xed0/0x1490
[   98.790704][  T925]  register_netdev+0x23/0x40
[   98.790831][  T925]  sit_init_net+0x299/0x570
[   98.790959][  T925]  ops_init+0x187/0x560
[   98.791054][  T925]  setup_net+0x11b/0x3b0
[   98.791155][  T925]  ? unregister_pernet_device+0x80/0x80
[   98.791281][  T925]  ? lockdep_init_map_type+0x5d/0x250
[   98.791411][  T925]  ? mutex_init_lockdep+0xf6/0x120
[   98.791537][  T925]  copy_net_ns+0x2fd/0x450
[   98.791664][  T925]  create_new_namespaces+0x371/0xa10
[   98.791791][  T925]  unshare_nsproxy_namespaces+0xa5/0x150
[   98.791918][  T925]  ksys_unshare+0x47e/0x8c0
[   98.792043][  T925]  ? walk_process_tree+0x350/0x350
[   98.792173][  T925]  ? __ia32_sys_open+0x1b0/0x1b0
[   98.792303][  T925]  __x64_sys_unshare+0x34/0x50
[   98.792432][  T925]  ? do_syscall_64+0x82/0xfc0
[   98.792559][  T925]  do_syscall_64+0x117/0xfc0
[   98.792686][  T925]  ? trace_hardirqs_off+0xd/0x30
[   98.792811][  T925]  ? exc_page_fault+0xee/0x100
[   98.792936][  T925]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   98.793091][  T925] RIP: 0033:0x7fd1b93c5bcb
[   98.793232][  T925] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[   98.793716][  T925] RSP: 002b:00007fff1fc93588 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   98.793943][  T925] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd1b93c5bcb
[   98.794141][  T925] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   98.794331][  T925] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   98.794526][  T925] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1fc957b0
[   98.794716][  T925] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1fc978c6
[   98.794908][  T925]  </TASK>
[   98.795003][  T925] irq event stamp: 22555
[   98.795103][  T925] hardirqs last  enabled at (22565): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.795325][  T925] hardirqs last disabled at (22572): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.795552][  T925] softirqs last  enabled at (22088): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   98.795772][  T925] softirqs last disabled at (22086): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   98.795994][  T925] ---[ end trace 0000000000000000 ]---
[   98.828650][  T926] ------------[ cut here ]------------
[   98.828796][  T926] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/926
[   98.829021][  T926] CPU: 3 UID: 0 PID: 926 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.829288][  T926] Tainted: [W]=WARN
[   98.829383][  T926] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.829546][  T926] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.829712][  T926] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.830431][  T926] RSP: 0018:ffa00000023c7020 EFLAGS: 00010286
[   98.830593][  T926] RAX: 00000000ffffffa6 RBX: ff11000004d071c0 RCX: 1ff4000000478dca
[   98.830785][  T926] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d07278
[   98.830975][  T926] RBP: ff11000015a81000 R08: 1fe22000009a0e50 R09: ff11000011ec0b58
[   98.831171][  T926] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   98.831361][  T926] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015a81ce1
[   98.831556][  T926] FS:  00007f5bdce01840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   98.831779][  T926] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.831938][  T926] CR2: 00007f5bdd0d11a0 CR3: 00000000158bc005 CR4: 0000000000771ef0
[   98.832133][  T926] PKRU: 55555554
[   98.832231][  T926] Call Trace:
[   98.832325][  T926]  <TASK>
[   98.832390][  T926]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.832524][  T926]  rtmsg_ifinfo+0x5c/0xb0
[   98.832621][  T926]  ? mark_held_locks+0x40/0x70
[   98.832746][  T926]  __dev_notify_flags+0x1b8/0x280
[   98.832874][  T926]  ? netif_change_name+0x8c0/0x8c0
[   98.833002][  T926]  ? __dev_change_flags+0x4a4/0x660
[   98.833135][  T926]  ? netif_set_allmulti+0x250/0x250
[   98.833261][  T926]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.833387][  T926]  ? is_bpf_text_address+0x68/0x110
[   98.833521][  T926]  netif_change_flags+0xfe/0x190
[   98.833647][  T926]  do_setlink.isra.0+0x1cc3/0x2750
[   98.833776][  T926]  ? rtnl_link_get_size+0x350/0x350
[   98.833904][  T926]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   98.834062][  T926]  ? rcu_read_lock_any_held+0x3c/0x90
[   98.834195][  T926]  ? validate_chain+0x38b/0xc20
[   98.834323][  T926]  ? rcu_read_lock_any_held+0x66/0x90
[   98.834456][  T926]  ? stack_depot_save_flags+0x367/0x770
[   98.834586][  T926]  ? __lock_acquire+0x508/0xc10
[   98.834714][  T926]  ? lock_acquire.part.0+0xbc/0x260
[   98.834839][  T926]  ? rtnl_newlink+0x883/0xea0
[   98.834966][  T926]  ? rcu_is_watching+0x15/0xd0
[   98.835093][  T926]  ? lock_acquire+0x134/0x160
[   98.835227][  T926]  ? rcu_is_watching+0x15/0xd0
[   98.835353][  T926]  ? rcu_is_watching+0x15/0xd0
[   98.835487][  T926]  ? trace_contention_end+0xb3/0x1a0
[   98.835614][  T926]  ? __mutex_lock+0x1db/0x2010
[   98.835742][  T926]  ? __mutex_lock+0x9b2/0x2010
[   98.835869][  T926]  ? rtnl_newlink+0x883/0xea0
[   98.835998][  T926]  ? ww_mutex_lock+0x160/0x160
[   98.836133][  T926]  ? __rtnl_newlink+0x3fa/0xa50
[   98.836266][  T926]  rtnl_newlink+0x8d1/0xea0
[   98.836402][  T926]  ? lock_acquire.part.0+0xbc/0x260
[   98.836531][  T926]  ? __rtnl_newlink+0xa50/0xa50
[   98.836658][  T926]  ? mark_usage+0x61/0x170
[   98.836788][  T926]  ? lock_acquire.part.0+0xbc/0x260
[   98.836916][  T926]  ? find_held_lock+0x2b/0x80
[   98.837042][  T926]  ? __rtnl_newlink+0xa50/0xa50
[   98.837174][  T926]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.837304][  T926]  ? __rtnl_newlink+0xa50/0xa50
[   98.837436][  T926]  rtnetlink_rcv_msg+0x40d/0x9e0
[   98.837563][  T926]  ? validate_chain+0x38b/0xc20
[   98.837690][  T926]  ? rtnl_stats_set+0x3f0/0x3f0
[   98.837818][  T926]  ? __lock_acquire+0x508/0xc10
[   98.837948][  T926]  ? lock_acquire.part.0+0xbc/0x260
[   98.838075][  T926]  ? find_held_lock+0x2b/0x80
[   98.838207][  T926]  netlink_rcv_skb+0x14e/0x3a0
[   98.838335][  T926]  ? rtnl_stats_set+0x3f0/0x3f0
[   98.838467][  T926]  ? netlink_ack+0xcd0/0xcd0
[   98.838597][  T926]  ? netlink_deliver_tap+0xc5/0x330
[   98.838723][  T926]  ? netlink_deliver_tap+0x13c/0x330
[   98.838853][  T926]  netlink_unicast+0x486/0x750
[   98.838981][  T926]  ? netlink_attachskb+0x810/0x810
[   98.839113][  T926]  ? __lock_acquire+0x508/0xc10
[   98.839242][  T926]  netlink_sendmsg+0x735/0xc60
[   98.839374][  T926]  ? netlink_unicast+0x750/0x750
[   98.839509][  T926]  ? __might_fault+0x97/0x140
[   98.839639][  T926]  ____sys_sendmsg+0x419/0x850
[   98.839767][  T926]  ? copy_msghdr_from_user+0x2a0/0x460
[   98.839894][  T926]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   98.840051][  T926]  ? move_addr_to_kernel+0x40/0x40
[   98.840187][  T926]  ? stack_depot_save_flags+0x367/0x770
[   98.840315][  T926]  ? validate_chain+0x38b/0xc20
[   98.840447][  T926]  ___sys_sendmsg+0x14e/0x1d0
[   98.840574][  T926]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   98.840732][  T926]  ? copy_msghdr_from_user+0x460/0x460
[   98.840869][  T926]  __sys_sendmsg+0x145/0x1f0
[   98.841002][  T926]  ? __sys_sendmsg_sock+0x20/0x20
[   98.841134][  T926]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   98.841296][  T926]  ? do_raw_spin_unlock+0x59/0x250
[   98.841428][  T926]  ? rcu_is_watching+0x15/0xd0
[   98.841556][  T926]  do_syscall_64+0x117/0xfc0
[   98.841683][  T926]  ? trace_hardirqs_off+0xd/0x30
[   98.841811][  T926]  ? exc_page_fault+0xee/0x100
[   98.841938][  T926]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   98.842102][  T926] RIP: 0033:0x7f5bdd03b08e
[   98.842236][  T926] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   98.842694][  T926] RSP: 002b:00007fff6e210b90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   98.842889][  T926] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5bdd03b08e
[   98.843077][  T926] RDX: 0000000000000000 RSI: 00007fff6e210c40 RDI: 0000000000000005
[   98.843275][  T926] RBP: 00007fff6e210ba0 R08: 0000000000000000 R09: 0000000000000000
[   98.843468][  T926] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c6
[   98.843658][  T926] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6e211310
[   98.843852][  T926]  </TASK>
[   98.843947][  T926] irq event stamp: 28583
[   98.844043][  T926] hardirqs last  enabled at (28591): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.844266][  T926] hardirqs last disabled at (28600): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.844491][  T926] softirqs last  enabled at (27782): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.844712][  T926] softirqs last disabled at (27349): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.844934][  T926] ---[ end trace 0000000000000000 ]---
[   98.939847][  T929] ------------[ cut here ]------------
[   98.940049][  T929] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/929
[   98.940350][  T929] CPU: 2 UID: 0 PID: 929 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.940669][  T929] Tainted: [W]=WARN
[   98.940818][  T929] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.941030][  T929] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.941264][  T929] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.941784][  T929] RSP: 0018:ffa00000023e6e20 EFLAGS: 00010286
[   98.941999][  T929] RAX: 00000000ffffffa6 RBX: ff11000010116580 RCX: 1ff400000047cd8a
[   98.942345][  T929] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010116638
[   98.942664][  T929] RBP: ff11000005439000 R08: 1fe2200002022cc8 R09: ff1100001587ae80
[   98.942962][  T929] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   98.943308][  T929] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000138fea88
[   98.943648][  T929] FS:  00007f4e89092840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   98.943995][  T929] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.944284][  T929] CR2: 000000000042ebe0 CR3: 0000000013e6f004 CR4: 0000000000771ef0
[   98.944546][  T929] PKRU: 55555554
[   98.944689][  T929] Call Trace:
[   98.944832][  T929]  <TASK>
[   98.944949][  T929]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.945141][  T929]  rtmsg_ifinfo+0x5c/0xb0
[   98.945288][  T929]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   98.945504][  T929]  ? ref_tracker_alloc+0x28d/0x430
[   98.945685][  T929]  __dev_notify_flags+0x1b8/0x280
[   98.945864][  T929]  ? ref_tracker_dir_print+0x100/0x100
[   98.946043][  T929]  ? netif_change_name+0x8c0/0x8c0
[   98.946235][  T929]  ? __rtnl_newlink+0x22b/0xa50
[   98.946425][  T929]  ? rtnl_newlink+0x8d1/0xea0
[   98.946605][  T929]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   98.946782][  T929]  ? netlink_rcv_skb+0x14e/0x3a0
[   98.946961][  T929]  ? find_held_lock+0x2b/0x80
[   98.947152][  T929]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.947331][  T929]  ? mark_held_locks+0x40/0x70
[   98.947517][  T929]  rtnl_configure_link+0x1ac/0x390
[   98.947695][  T929]  ? lockdep_hardirqs_on+0x8c/0x130
[   98.947873][  T929]  ? queue_delayed_work_on+0x95/0x100
[   98.948055][  T929]  veth_newlink+0x330/0x8d0
[   98.948247][  T929]  ? veth_poll_controller+0x10/0x10
[   98.948434][  T929]  ? kasan_save_stack+0x2f/0x50
[   98.948612][  T929]  ? kasan_save_track+0x14/0x30
[   98.948789][  T929]  ? __kasan_kmalloc+0x7b/0x90
[   98.948980][  T929]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   98.949171][  T929]  ? alloc_netdev_mqs+0xe85/0x1490
[   98.949350][  T929]  ? rtnl_af_lookup+0x290/0x290
[   98.949535][  T929]  ? alloc_netdev_mqs+0xed0/0x1490
[   98.949714][  T929]  ? rtnl_create_link+0x169/0xf20
[   98.949895][  T929]  rtnl_newlink_create+0x2da/0x780
[   98.950074][  T929]  ? rtnl_create_link+0xf20/0xf20
[   98.950266][  T929]  ? __dev_get_by_name+0x12/0x50
[   98.950458][  T929]  ? rtnl_dev_get+0xd7/0x170
[   98.950641][  T929]  __rtnl_newlink+0x22b/0xa50
[   98.950823][  T929]  rtnl_newlink+0x8d1/0xea0
[   98.951003][  T929]  ? lock_acquire.part.0+0xbc/0x260
[   98.951196][  T929]  ? __rtnl_newlink+0xa50/0xa50
[   98.951375][  T929]  ? mark_usage+0x61/0x170
[   98.951567][  T929]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.951746][  T929]  ? __rtnl_newlink+0xa50/0xa50
[   98.951924][  T929]  rtnetlink_rcv_msg+0x40d/0x9e0
[   98.952117][  T929]  ? validate_chain+0x38b/0xc20
[   98.952298][  T929]  ? rtnl_stats_set+0x3f0/0x3f0
[   98.952497][  T929]  ? __lock_acquire+0x508/0xc10
[   98.952678][  T929]  ? lock_acquire.part.0+0xbc/0x260
[   98.952856][  T929]  ? find_held_lock+0x2b/0x80
[   98.953037][  T929]  netlink_rcv_skb+0x14e/0x3a0
[   98.953228][  T929]  ? rtnl_stats_set+0x3f0/0x3f0
[   98.953417][  T929]  ? netlink_ack+0xcd0/0xcd0
[   98.953600][  T929]  ? netlink_deliver_tap+0xc5/0x330
[   98.953779][  T929]  ? netlink_deliver_tap+0x13c/0x330
[   98.953961][  T929]  netlink_unicast+0x486/0x750
[   98.954151][  T929]  ? netlink_attachskb+0x810/0x810
[   98.954331][  T929]  ? __lock_acquire+0x508/0xc10
[   98.954525][  T929]  netlink_sendmsg+0x735/0xc60
[   98.954705][  T929]  ? netlink_unicast+0x750/0x750
[   98.954885][  T929]  ? __might_fault+0x97/0x140
[   98.955065][  T929]  ____sys_sendmsg+0x419/0x850
[   98.955255][  T929]  ? copy_msghdr_from_user+0x2a0/0x460
[   98.955448][  T929]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   98.955659][  T929]  ? move_addr_to_kernel+0x40/0x40
[   98.955845][  T929]  ___sys_sendmsg+0x14e/0x1d0
[   98.956025][  T929]  ? copy_msghdr_from_user+0x460/0x460
[   98.956217][  T929]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.956441][  T929]  ? do_sys_openat2+0xfd/0x170
[   98.956626][  T929]  __sys_sendmsg+0x145/0x1f0
[   98.956806][  T929]  ? __sys_sendmsg_sock+0x20/0x20
[   98.956989][  T929]  ? fpregs_restore_userregs+0x14b/0x310
[   98.957179][  T929]  ? rcu_is_watching+0x15/0xd0
[   98.957360][  T929]  do_syscall_64+0x117/0xfc0
[   98.957544][  T929]  ? trace_hardirqs_off+0xd/0x30
[   98.957723][  T929]  ? exc_page_fault+0xee/0x100
[   98.957901][  T929]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   98.958122][  T929] RIP: 0033:0x7f4e892cc08e
[   98.958305][  T929] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   98.958824][  T929] RSP: 002b:00007ffcd6566bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   98.959070][  T929] RAX: ffffffffffffffda RBX: 00007ffcd6567368 RCX: 00007f4e892cc08e
[   98.959327][  T929] RDX: 0000000000000000 RSI: 00007ffcd6566c70 RDI: 0000000000000005
[   98.959581][  T929] RBP: 00007ffcd6566bd0 R08: 0000000000000000 R09: 0000000000000000
[   98.959823][  T929] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c6
[   98.960066][  T929] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd6567330
[   98.960326][  T929]  </TASK>
[   98.960482][  T929] irq event stamp: 17837
[   98.960630][  T929] hardirqs last  enabled at (17847): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.960914][  T929] hardirqs last disabled at (17856): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.961206][  T929] softirqs last  enabled at (16966): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.961492][  T929] softirqs last disabled at (16941): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.961768][  T929] ---[ end trace 0000000000000000 ]---
[   98.972811][  T929] ------------[ cut here ]------------
[   98.972972][  T929] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/929
[   98.973209][  T929] CPU: 1 UID: 0 PID: 929 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   98.973481][  T929] Tainted: [W]=WARN
[   98.973580][  T929] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.973745][  T929] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   98.973916][  T929] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   98.974388][  T929] RSP: 0018:ffa00000023e71a0 EFLAGS: 00010286
[   98.974567][  T929] RAX: 00000000ffffffa6 RBX: ff11000004e38040 RCX: 1ff400000047cdfa
[   98.974766][  T929] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e380f8
[   98.974961][  T929] RBP: ff11000010ee1000 R08: 1fe22000009c7020 R09: ff1100001587ae80
[   98.975166][  T929] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   98.975364][  T929] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   98.975569][  T929] FS:  00007f4e89092840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   98.975797][  T929] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.975962][  T929] CR2: 00007ff6f68f0574 CR3: 0000000013e6f001 CR4: 0000000000771ef0
[   98.976171][  T929] PKRU: 55555554
[   98.976269][  T929] Call Trace:
[   98.976366][  T929]  <TASK>
[   98.976438][  T929]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   98.976571][  T929]  rtmsg_ifinfo+0x5c/0xb0
[   98.976671][  T929]  __dev_notify_flags+0x1b8/0x280
[   98.976803][  T929]  ? netif_change_name+0x8c0/0x8c0
[   98.976934][  T929]  ? rtnl_af_lookup+0x290/0x290
[   98.977065][  T929]  ? alloc_netdev_mqs+0xed0/0x1490
[   98.977206][  T929]  rtnl_configure_link+0x1ac/0x390
[   98.977337][  T929]  rtnl_newlink_create+0x353/0x780
[   98.977472][  T929]  ? rtnl_create_link+0xf20/0xf20
[   98.977604][  T929]  ? __dev_get_by_name+0x12/0x50
[   98.977735][  T929]  ? rtnl_dev_get+0xd7/0x170
[   98.977869][  T929]  __rtnl_newlink+0x22b/0xa50
[   98.978003][  T929]  rtnl_newlink+0x8d1/0xea0
[   98.978143][  T929]  ? lock_acquire.part.0+0xbc/0x260
[   98.978273][  T929]  ? __rtnl_newlink+0xa50/0xa50
[   98.978409][  T929]  ? mark_usage+0x61/0x170
[   98.978543][  T929]  ? __lock_release.isra.0+0x6b/0x1a0
[   98.978674][  T929]  ? __rtnl_newlink+0xa50/0xa50
[   98.978803][  T929]  rtnetlink_rcv_msg+0x40d/0x9e0
[   98.978933][  T929]  ? validate_chain+0x38b/0xc20
[   98.979063][  T929]  ? rtnl_stats_set+0x3f0/0x3f0
[   98.979200][  T929]  ? __lock_acquire+0x508/0xc10
[   98.979333][  T929]  ? lock_acquire.part.0+0xbc/0x260
[   98.979470][  T929]  ? find_held_lock+0x2b/0x80
[   98.979601][  T929]  netlink_rcv_skb+0x14e/0x3a0
[   98.979732][  T929]  ? rtnl_stats_set+0x3f0/0x3f0
[   98.979863][  T929]  ? netlink_ack+0xcd0/0xcd0
[   98.979998][  T929]  ? netlink_deliver_tap+0xc5/0x330
[   98.980133][  T929]  ? netlink_deliver_tap+0x13c/0x330
[   98.980265][  T929]  netlink_unicast+0x486/0x750
[   98.980401][  T929]  ? netlink_attachskb+0x810/0x810
[   98.980534][  T929]  ? __lock_acquire+0x508/0xc10
[   98.980665][  T929]  netlink_sendmsg+0x735/0xc60
[   98.980796][  T929]  ? netlink_unicast+0x750/0x750
[   98.980929][  T929]  ? __might_fault+0x97/0x140
[   98.981062][  T929]  ____sys_sendmsg+0x419/0x850
[   98.981258][  T929]  ? copy_msghdr_from_user+0x2a0/0x460
[   98.981397][  T929]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   98.981561][  T929]  ? move_addr_to_kernel+0x40/0x40
[   98.981697][  T929]  ___sys_sendmsg+0x14e/0x1d0
[   98.981829][  T929]  ? copy_msghdr_from_user+0x460/0x460
[   98.981964][  T929]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   98.982189][  T929]  ? do_sys_openat2+0xfd/0x170
[   98.982328][  T929]  __sys_sendmsg+0x145/0x1f0
[   98.982467][  T929]  ? __sys_sendmsg_sock+0x20/0x20
[   98.982603][  T929]  ? fpregs_restore_userregs+0x14b/0x310
[   98.982734][  T929]  ? rcu_is_watching+0x15/0xd0
[   98.982867][  T929]  do_syscall_64+0x117/0xfc0
[   98.982998][  T929]  ? trace_hardirqs_off+0xd/0x30
[   98.983136][  T929]  ? exc_page_fault+0xee/0x100
[   98.983266][  T929]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   98.983432][  T929] RIP: 0033:0x7f4e892cc08e
[   98.983569][  T929] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   98.984034][  T929] RSP: 002b:00007ffcd6566bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   98.984240][  T929] RAX: ffffffffffffffda RBX: 00007ffcd6567368 RCX: 00007f4e892cc08e
[   98.984442][  T929] RDX: 0000000000000000 RSI: 00007ffcd6566c70 RDI: 0000000000000005
[   98.984638][  T929] RBP: 00007ffcd6566bd0 R08: 0000000000000000 R09: 0000000000000000
[   98.984835][  T929] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c6
[   98.985031][  T929] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd6567330
[   98.985239][  T929]  </TASK>
[   98.985336][  T929] irq event stamp: 29383
[   98.985449][  T929] hardirqs last  enabled at (29391): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   98.985676][  T929] hardirqs last disabled at (29398): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   98.985901][  T929] softirqs last  enabled at (29222): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   98.986134][  T929] softirqs last disabled at (29133): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   98.986361][  T929] ---[ end trace 0000000000000000 ]---
[   99.018460][  T930] ------------[ cut here ]------------
[   99.018666][  T930] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/930
[   99.018948][  T930] CPU: 2 UID: 0 PID: 930 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.019273][  T930] Tainted: [W]=WARN
[   99.019431][  T930] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.019647][  T930] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.019866][  T930] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.020391][  T930] RSP: 0018:ffa00000023f6e20 EFLAGS: 00010286
[   99.020618][  T930] RAX: 00000000ffffffa6 RBX: ff11000013fc4040 RCX: 1ff400000047ed8a
[   99.020861][  T930] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fc40f8
[   99.021118][  T930] RBP: ff11000011444000 R08: 1fe22000027f8820 R09: ff11000013a7d180
[   99.021361][  T930] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   99.021613][  T930] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005e18408
[   99.021859][  T930] FS:  00007f1c28597840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   99.022151][  T930] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.022366][  T930] CR2: 000000000042ebe0 CR3: 0000000013e69001 CR4: 0000000000771ef0
[   99.022617][  T930] PKRU: 55555554
[   99.022765][  T930] Call Trace:
[   99.022912][  T930]  <TASK>
[   99.023025][  T930]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   99.023217][  T930]  rtmsg_ifinfo+0x5c/0xb0
[   99.023365][  T930]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   99.023584][  T930]  ? ref_tracker_alloc+0x28d/0x430
[   99.023764][  T930]  __dev_notify_flags+0x1b8/0x280
[   99.023947][  T930]  ? ref_tracker_dir_print+0x100/0x100
[   99.024142][  T930]  ? netif_change_name+0x8c0/0x8c0
[   99.024323][  T930]  ? __rtnl_newlink+0x22b/0xa50
[   99.024515][  T930]  ? rtnl_newlink+0x8d1/0xea0
[   99.024694][  T930]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   99.024873][  T930]  ? netlink_rcv_skb+0x14e/0x3a0
[   99.025051][  T930]  ? find_held_lock+0x2b/0x80
[   99.025243][  T930]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.025435][  T930]  ? mark_held_locks+0x40/0x70
[   99.025615][  T930]  rtnl_configure_link+0x1ac/0x390
[   99.025794][  T930]  ? lockdep_hardirqs_on+0x8c/0x130
[   99.025972][  T930]  ? queue_delayed_work_on+0x95/0x100
[   99.026180][  T930]  veth_newlink+0x330/0x8d0
[   99.026361][  T930]  ? veth_poll_controller+0x10/0x10
[   99.026544][  T930]  ? kasan_save_stack+0x2f/0x50
[   99.026726][  T930]  ? kasan_save_track+0x14/0x30
[   99.026904][  T930]  ? __kasan_kmalloc+0x7b/0x90
[   99.027111][  T930]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   99.027289][  T930]  ? alloc_netdev_mqs+0xe85/0x1490
[   99.027486][  T930]  ? rtnl_af_lookup+0x290/0x290
[   99.027665][  T930]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.027845][  T930]  ? rtnl_create_link+0x169/0xf20
[   99.028025][  T930]  rtnl_newlink_create+0x2da/0x780
[   99.028219][  T930]  ? rtnl_create_link+0xf20/0xf20
[   99.028406][  T930]  ? __dev_get_by_name+0x12/0x50
[   99.028586][  T930]  ? rtnl_dev_get+0xd7/0x170
[   99.028769][  T930]  __rtnl_newlink+0x22b/0xa50
[   99.028954][  T930]  rtnl_newlink+0x8d1/0xea0
[   99.029147][  T930]  ? lock_acquire.part.0+0xbc/0x260
[   99.029327][  T930]  ? __rtnl_newlink+0xa50/0xa50
[   99.029519][  T930]  ? mark_usage+0x61/0x170
[   99.029703][  T930]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.029885][  T930]  ? __rtnl_newlink+0xa50/0xa50
[   99.030065][  T930]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.030257][  T930]  ? validate_chain+0x38b/0xc20
[   99.030444][  T930]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.030624][  T930]  ? __lock_acquire+0x508/0xc10
[   99.030805][  T930]  ? lock_acquire.part.0+0xbc/0x260
[   99.030988][  T930]  ? find_held_lock+0x2b/0x80
[   99.031183][  T930]  netlink_rcv_skb+0x14e/0x3a0
[   99.031364][  T930]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.031553][  T930]  ? netlink_ack+0xcd0/0xcd0
[   99.031735][  T930]  ? netlink_deliver_tap+0xc5/0x330
[   99.031915][  T930]  ? netlink_deliver_tap+0x13c/0x330
[   99.032109][  T930]  netlink_unicast+0x486/0x750
[   99.032290][  T930]  ? netlink_attachskb+0x810/0x810
[   99.032476][  T930]  ? __lock_acquire+0x508/0xc10
[   99.032657][  T930]  netlink_sendmsg+0x735/0xc60
[   99.032838][  T930]  ? netlink_unicast+0x750/0x750
[   99.033018][  T930]  ? __might_fault+0x97/0x140
[   99.033213][  T930]  ____sys_sendmsg+0x419/0x850
[   99.033391][  T930]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.033579][  T930]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.033794][  T930]  ? move_addr_to_kernel+0x40/0x40
[   99.033978][  T930]  ___sys_sendmsg+0x14e/0x1d0
[   99.034172][  T930]  ? copy_msghdr_from_user+0x460/0x460
[   99.034357][  T930]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   99.034585][  T930]  ? do_sys_openat2+0xfd/0x170
[   99.034766][  T930]  __sys_sendmsg+0x145/0x1f0
[   99.034946][  T930]  ? __sys_sendmsg_sock+0x20/0x20
[   99.035144][  T930]  ? fpregs_restore_userregs+0x14b/0x310
[   99.035321][  T930]  ? rcu_is_watching+0x15/0xd0
[   99.035508][  T930]  do_syscall_64+0x117/0xfc0
[   99.035686][  T930]  ? trace_hardirqs_off+0xd/0x30
[   99.035863][  T930]  ? exc_page_fault+0xee/0x100
[   99.036042][  T930]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.036266][  T930] RIP: 0033:0x7f1c287d108e
[   99.036460][  T930] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.036972][  T930] RSP: 002b:00007fff94841b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.037232][  T930] RAX: ffffffffffffffda RBX: 00007fff94842308 RCX: 00007f1c287d108e
[   99.037481][  T930] RDX: 0000000000000000 RSI: 00007fff94841c10 RDI: 0000000000000005
[   99.037724][  T930] RBP: 00007fff94841b70 R08: 0000000000000000 R09: 0000000000000000
[   99.037964][  T930] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c6
[   99.038218][  T930] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff948422d0
[   99.038473][  T930]  </TASK>
[   99.038620][  T930] irq event stamp: 21647
[   99.038765][  T930] hardirqs last  enabled at (21657): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.039040][  T930] hardirqs last disabled at (21666): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.039329][  T930] softirqs last  enabled at (20982): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   99.039616][  T930] softirqs last disabled at (20969): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   99.039893][  T930] ---[ end trace 0000000000000000 ]---
[   99.047466][  T930] ------------[ cut here ]------------
[   99.047638][  T930] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/930
[   99.047863][  T930] CPU: 1 UID: 0 PID: 930 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.048139][  T930] Tainted: [W]=WARN
[   99.048238][  T930] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.048405][  T930] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.048572][  T930] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.049031][  T930] RSP: 0018:ffa00000023f71a0 EFLAGS: 00010286
[   99.049206][  T930] RAX: 00000000ffffffa6 RBX: ff11000013ff2ac0 RCX: 1ff400000047edfa
[   99.049404][  T930] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff2b78
[   99.049601][  T930] RBP: ff11000010ef9000 R08: 1fe22000027fe570 R09: ff11000013a7d180
[   99.049798][  T930] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   99.049993][  T930] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   99.050196][  T930] FS:  00007f1c28597840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[   99.050431][  T930] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.050597][  T930] CR2: 00007f4e8931d2a0 CR3: 0000000013e69002 CR4: 0000000000771ef0
[   99.050793][  T930] PKRU: 55555554
[   99.050891][  T930] Call Trace:
[   99.050988][  T930]  <TASK>
[   99.051056][  T930]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   99.051252][  T930]  rtmsg_ifinfo+0x5c/0xb0
[   99.051414][  T930]  __dev_notify_flags+0x1b8/0x280
[   99.051545][  T930]  ? netif_change_name+0x8c0/0x8c0
[   99.051679][  T930]  ? rtnl_af_lookup+0x290/0x290
[   99.051809][  T930]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.051940][  T930]  rtnl_configure_link+0x1ac/0x390
[   99.052072][  T930]  rtnl_newlink_create+0x353/0x780
[   99.052257][  T930]  ? rtnl_create_link+0xf20/0xf20
[   99.052387][  T930]  ? __dev_get_by_name+0x12/0x50
[   99.052522][  T930]  ? rtnl_dev_get+0xd7/0x170
[   99.052657][  T930]  __rtnl_newlink+0x22b/0xa50
[   99.052790][  T930]  rtnl_newlink+0x8d1/0xea0
[   99.052923][  T930]  ? lock_acquire.part.0+0xbc/0x260
[   99.053052][  T930]  ? __rtnl_newlink+0xa50/0xa50
[   99.053238][  T930]  ? mark_usage+0x61/0x170
[   99.053373][  T930]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.053508][  T930]  ? __rtnl_newlink+0xa50/0xa50
[   99.053639][  T930]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.053769][  T930]  ? validate_chain+0x38b/0xc20
[   99.053899][  T930]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.054028][  T930]  ? __lock_acquire+0x508/0xc10
[   99.054226][  T930]  ? lock_acquire.part.0+0xbc/0x260
[   99.054356][  T930]  ? find_held_lock+0x2b/0x80
[   99.054490][  T930]  netlink_rcv_skb+0x14e/0x3a0
[   99.054618][  T930]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.054748][  T930]  ? netlink_ack+0xcd0/0xcd0
[   99.054884][  T930]  ? netlink_deliver_tap+0xc5/0x330
[   99.055012][  T930]  ? netlink_deliver_tap+0x13c/0x330
[   99.055233][  T930]  netlink_unicast+0x486/0x750
[   99.055365][  T930]  ? netlink_attachskb+0x810/0x810
[   99.055501][  T930]  ? __lock_acquire+0x508/0xc10
[   99.055631][  T930]  netlink_sendmsg+0x735/0xc60
[   99.055762][  T930]  ? netlink_unicast+0x750/0x750
[   99.055896][  T930]  ? __might_fault+0x97/0x140
[   99.056026][  T930]  ____sys_sendmsg+0x419/0x850
[   99.056162][  T930]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.056292][  T930]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.056455][  T930]  ? move_addr_to_kernel+0x40/0x40
[   99.056589][  T930]  ___sys_sendmsg+0x14e/0x1d0
[   99.056718][  T930]  ? copy_msghdr_from_user+0x460/0x460
[   99.056851][  T930]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   99.057016][  T930]  ? do_sys_openat2+0xfd/0x170
[   99.057151][  T930]  __sys_sendmsg+0x145/0x1f0
[   99.057280][  T930]  ? __sys_sendmsg_sock+0x20/0x20
[   99.057417][  T930]  ? fpregs_restore_userregs+0x14b/0x310
[   99.057547][  T930]  ? rcu_is_watching+0x15/0xd0
[   99.057680][  T930]  do_syscall_64+0x117/0xfc0
[   99.057809][  T930]  ? trace_hardirqs_off+0xd/0x30
[   99.057940][  T930]  ? exc_page_fault+0xee/0x100
[   99.058071][  T930]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.058236][  T930] RIP: 0033:0x7f1c287d108e
[   99.058371][  T930] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.058838][  T930] RSP: 002b:00007fff94841b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.059035][  T930] RAX: ffffffffffffffda RBX: 00007fff94842308 RCX: 00007f1c287d108e
[   99.059239][  T930] RDX: 0000000000000000 RSI: 00007fff94841c10 RDI: 0000000000000005
[   99.059436][  T930] RBP: 00007fff94841b70 R08: 0000000000000000 R09: 0000000000000000
[   99.059630][  T930] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c6
[   99.059825][  T930] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff948422d0
[   99.060024][  T930]  </TASK>
[   99.060127][  T930] irq event stamp: 27013
[   99.060226][  T930] hardirqs last  enabled at (27021): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.060467][  T930] hardirqs last disabled at (27028): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.060694][  T930] softirqs last  enabled at (26746): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   99.060920][  T930] softirqs last disabled at (26593): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   99.061150][  T930] ---[ end trace 0000000000000000 ]---
[   99.097698][  T931] ------------[ cut here ]------------
[   99.097866][  T931] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/931
[   99.098107][  T931] CPU: 0 UID: 0 PID: 931 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.098376][  T931] Tainted: [W]=WARN
[   99.098480][  T931] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.098647][  T931] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.098820][  T931] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.099303][  T931] RSP: 0018:ffa0000002406e20 EFLAGS: 00010286
[   99.099476][  T931] RAX: 00000000ffffffa6 RBX: ff11000015e3ce40 RCX: 1ff4000000480d8a
[   99.099673][  T931] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3cef8
[   99.099872][  T931] RBP: ff11000007939000 R08: 1fe2200002bc79e0 R09: ff11000013a7ae80
[   99.100074][  T931] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   99.100280][  T931] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015f82388
[   99.100487][  T931] FS:  00007f2910571840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   99.100719][  T931] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.100888][  T931] CR2: 000000000042ebe0 CR3: 000000001303f004 CR4: 0000000000771ef0
[   99.101087][  T931] PKRU: 55555554
[   99.101192][  T931] Call Trace:
[   99.101292][  T931]  <TASK>
[   99.101360][  T931]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   99.101498][  T931]  rtmsg_ifinfo+0x5c/0xb0
[   99.101598][  T931]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   99.101761][  T931]  ? ref_tracker_alloc+0x28d/0x430
[   99.101894][  T931]  __dev_notify_flags+0x1b8/0x280
[   99.102026][  T931]  ? ref_tracker_dir_print+0x100/0x100
[   99.102165][  T931]  ? netif_change_name+0x8c0/0x8c0
[   99.102297][  T931]  ? __rtnl_newlink+0x22b/0xa50
[   99.102433][  T931]  ? rtnl_newlink+0x8d1/0xea0
[   99.102564][  T931]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[   99.102696][  T931]  ? netlink_rcv_skb+0x14e/0x3a0
[   99.102827][  T931]  ? find_held_lock+0x2b/0x80
[   99.102959][  T931]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.103090][  T931]  ? mark_held_locks+0x40/0x70
[   99.103229][  T931]  rtnl_configure_link+0x1ac/0x390
[   99.103361][  T931]  ? lockdep_hardirqs_on+0x8c/0x130
[   99.103495][  T931]  ? queue_delayed_work_on+0x95/0x100
[   99.103628][  T931]  veth_newlink+0x330/0x8d0
[   99.103760][  T931]  ? veth_poll_controller+0x10/0x10
[   99.103891][  T931]  ? kasan_save_stack+0x2f/0x50
[   99.104021][  T931]  ? kasan_save_track+0x14/0x30
[   99.104159][  T931]  ? __kasan_kmalloc+0x7b/0x90
[   99.104316][  T931]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   99.104455][  T931]  ? alloc_netdev_mqs+0xe85/0x1490
[   99.104587][  T931]  ? rtnl_af_lookup+0x290/0x290
[   99.104719][  T931]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.104853][  T931]  ? rtnl_create_link+0x169/0xf20
[   99.104987][  T931]  rtnl_newlink_create+0x2da/0x780
[   99.105183][  T931]  ? rtnl_create_link+0xf20/0xf20
[   99.105318][  T931]  ? __dev_get_by_name+0x12/0x50
[   99.105512][  T931]  ? rtnl_dev_get+0xd7/0x170
[   99.105651][  T931]  __rtnl_newlink+0x22b/0xa50
[   99.105786][  T931]  rtnl_newlink+0x8d1/0xea0
[   99.105920][  T931]  ? lock_acquire.part.0+0xbc/0x260
[   99.106052][  T931]  ? __rtnl_newlink+0xa50/0xa50
[   99.106244][  T931]  ? mark_usage+0x61/0x170
[   99.106382][  T931]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.106520][  T931]  ? __rtnl_newlink+0xa50/0xa50
[   99.106653][  T931]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.106787][  T931]  ? validate_chain+0x38b/0xc20
[   99.106922][  T931]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.107054][  T931]  ? __lock_acquire+0x508/0xc10
[   99.107248][  T931]  ? lock_acquire.part.0+0xbc/0x260
[   99.107382][  T931]  ? find_held_lock+0x2b/0x80
[   99.107518][  T931]  netlink_rcv_skb+0x14e/0x3a0
[   99.107650][  T931]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.107784][  T931]  ? netlink_ack+0xcd0/0xcd0
[   99.107920][  T931]  ? netlink_deliver_tap+0xc5/0x330
[   99.108052][  T931]  ? netlink_deliver_tap+0x13c/0x330
[   99.108239][  T931]  netlink_unicast+0x486/0x750
[   99.108372][  T931]  ? netlink_attachskb+0x810/0x810
[   99.108509][  T931]  ? __lock_acquire+0x508/0xc10
[   99.108642][  T931]  netlink_sendmsg+0x735/0xc60
[   99.108775][  T931]  ? netlink_unicast+0x750/0x750
[   99.108907][  T931]  ? __might_fault+0x97/0x140
[   99.109039][  T931]  ____sys_sendmsg+0x419/0x850
[   99.109175][  T931]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.109308][  T931]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.109476][  T931]  ? move_addr_to_kernel+0x40/0x40
[   99.109611][  T931]  ___sys_sendmsg+0x14e/0x1d0
[   99.109741][  T931]  ? copy_msghdr_from_user+0x460/0x460
[   99.109877][  T931]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   99.110044][  T931]  ? do_sys_openat2+0xfd/0x170
[   99.110182][  T931]  __sys_sendmsg+0x145/0x1f0
[   99.110317][  T931]  ? __sys_sendmsg_sock+0x20/0x20
[   99.110455][  T931]  ? fpregs_restore_userregs+0x14b/0x310
[   99.110587][  T931]  ? rcu_is_watching+0x15/0xd0
[   99.110720][  T931]  do_syscall_64+0x117/0xfc0
[   99.110853][  T931]  ? trace_hardirqs_off+0xd/0x30
[   99.110985][  T931]  ? exc_page_fault+0xee/0x100
[   99.111123][  T931]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.111288][  T931] RIP: 0033:0x7f29107ab08e
[   99.111430][  T931] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.111899][  T931] RSP: 002b:00007ffce4aa7e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.112103][  T931] RAX: ffffffffffffffda RBX: 00007ffce4aa85b8 RCX: 00007f29107ab08e
[   99.112301][  T931] RDX: 0000000000000000 RSI: 00007ffce4aa7ec0 RDI: 0000000000000005
[   99.112504][  T931] RBP: 00007ffce4aa7e20 R08: 0000000000000000 R09: 0000000000000000
[   99.112700][  T931] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c6
[   99.112899][  T931] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce4aa8580
[   99.113106][  T931]  </TASK>
[   99.113206][  T931] irq event stamp: 17509
[   99.113307][  T931] hardirqs last  enabled at (17517): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.113543][  T931] hardirqs last disabled at (17524): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.113774][  T931] softirqs last  enabled at (17242): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   99.114003][  T931] softirqs last disabled at (17159): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   99.114248][  T931] ---[ end trace 0000000000000000 ]---
[   99.126877][  T931] ------------[ cut here ]------------
[   99.127039][  T931] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/931
[   99.127782][  T931] CPU: 0 UID: 0 PID: 931 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.128049][  T931] Tainted: [W]=WARN
[   99.128206][  T931] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.128370][  T931] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.128605][  T931] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.129071][  T931] RSP: 0018:ffa00000024071a0 EFLAGS: 00010286
[   99.129292][  T931] RAX: 00000000ffffffa6 RBX: ff11000011c938c0 RCX: 1ff4000000480dfa
[   99.129496][  T931] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c93978
[   99.129691][  T931] RBP: ff110000057fc000 R08: 1fe2200002392730 R09: ff11000013a7ae80
[   99.129888][  T931] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   99.130082][  T931] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   99.130338][  T931] FS:  00007f2910571840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   99.130571][  T931] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.130735][  T931] CR2: 000000000042ebe0 CR3: 000000001303f004 CR4: 0000000000771ef0
[   99.130933][  T931] PKRU: 55555554
[   99.131030][  T931] Call Trace:
[   99.131185][  T931]  <TASK>
[   99.131253][  T931]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   99.131384][  T931]  rtmsg_ifinfo+0x5c/0xb0
[   99.131489][  T931]  __dev_notify_flags+0x1b8/0x280
[   99.131622][  T931]  ? netif_change_name+0x8c0/0x8c0
[   99.131762][  T931]  ? rtnl_af_lookup+0x290/0x290
[   99.131895][  T931]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.132028][  T931]  rtnl_configure_link+0x1ac/0x390
[   99.132219][  T931]  rtnl_newlink_create+0x353/0x780
[   99.132351][  T931]  ? rtnl_create_link+0xf20/0xf20
[   99.132486][  T931]  ? __dev_get_by_name+0x12/0x50
[   99.132617][  T931]  ? rtnl_dev_get+0xd7/0x170
[   99.132752][  T931]  __rtnl_newlink+0x22b/0xa50
[   99.132890][  T931]  rtnl_newlink+0x8d1/0xea0
[   99.133023][  T931]  ? lock_acquire.part.0+0xbc/0x260
[   99.133213][  T931]  ? __rtnl_newlink+0xa50/0xa50
[   99.133345][  T931]  ? mark_usage+0x61/0x170
[   99.133484][  T931]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.133615][  T931]  ? __rtnl_newlink+0xa50/0xa50
[   99.133747][  T931]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.133880][  T931]  ? validate_chain+0x38b/0xc20
[   99.134012][  T931]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.134200][  T931]  ? __lock_acquire+0x508/0xc10
[   99.134333][  T931]  ? lock_acquire.part.0+0xbc/0x260
[   99.134467][  T931]  ? find_held_lock+0x2b/0x80
[   99.134598][  T931]  netlink_rcv_skb+0x14e/0x3a0
[   99.134729][  T931]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.134862][  T931]  ? netlink_ack+0xcd0/0xcd0
[   99.134999][  T931]  ? netlink_deliver_tap+0xc5/0x330
[   99.135187][  T931]  ? netlink_deliver_tap+0x13c/0x330
[   99.135319][  T931]  netlink_unicast+0x486/0x750
[   99.135454][  T931]  ? netlink_attachskb+0x810/0x810
[   99.135585][  T931]  ? __lock_acquire+0x508/0xc10
[   99.135718][  T931]  netlink_sendmsg+0x735/0xc60
[   99.135850][  T931]  ? netlink_unicast+0x750/0x750
[   99.135982][  T931]  ? __might_fault+0x97/0x140
[   99.136172][  T931]  ____sys_sendmsg+0x419/0x850
[   99.136303][  T931]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.136436][  T931]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.136597][  T931]  ? move_addr_to_kernel+0x40/0x40
[   99.136732][  T931]  ___sys_sendmsg+0x14e/0x1d0
[   99.136864][  T931]  ? copy_msghdr_from_user+0x460/0x460
[   99.136998][  T931]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   99.137223][  T931]  ? do_sys_openat2+0xfd/0x170
[   99.137356][  T931]  __sys_sendmsg+0x145/0x1f0
[   99.137490][  T931]  ? __sys_sendmsg_sock+0x20/0x20
[   99.137624][  T931]  ? fpregs_restore_userregs+0x14b/0x310
[   99.137755][  T931]  ? rcu_is_watching+0x15/0xd0
[   99.137888][  T931]  do_syscall_64+0x117/0xfc0
[   99.138017][  T931]  ? trace_hardirqs_off+0xd/0x30
[   99.138206][  T931]  ? exc_page_fault+0xee/0x100
[   99.138336][  T931]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.138501][  T931] RIP: 0033:0x7f29107ab08e
[   99.138635][  T931] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.139159][  T931] RSP: 002b:00007ffce4aa7e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.139360][  T931] RAX: ffffffffffffffda RBX: 00007ffce4aa85b8 RCX: 00007f29107ab08e
[   99.139560][  T931] RDX: 0000000000000000 RSI: 00007ffce4aa7ec0 RDI: 0000000000000005
[   99.139756][  T931] RBP: 00007ffce4aa7e20 R08: 0000000000000000 R09: 0000000000000000
[   99.139953][  T931] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c6
[   99.140207][  T931] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce4aa8580
[   99.140411][  T931]  </TASK>
[   99.140509][  T931] irq event stamp: 30451
[   99.140607][  T931] hardirqs last  enabled at (30459): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.140834][  T931] hardirqs last disabled at (30466): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.141060][  T931] softirqs last  enabled at (30432): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   99.141346][  T931] softirqs last disabled at (30483): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   99.141579][  T931] ---[ end trace 0000000000000000 ]---
[   99.163428][  T932] ------------[ cut here ]------------
[   99.163626][  T932] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/932
[   99.163906][  T932] CPU: 2 UID: 0 PID: 932 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.164233][  T932] Tainted: [W]=WARN
[   99.164388][  T932] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.164612][  T932] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.164834][  T932] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.165381][  T932] RSP: 0018:ffa0000002407050 EFLAGS: 00010286
[   99.165603][  T932] RAX: 00000000ffffffa6 RBX: ff11000004e38580 RCX: 1ff4000000480dd0
[   99.165840][  T932] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e38638
[   99.166077][  T932] RBP: ff11000010ee1000 R08: 1fe22000009c70c8 R09: ff11000013b6ae80
[   99.166330][  T932] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   99.166571][  T932] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   99.166808][  T932] FS:  00007f1c15274840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   99.167076][  T932] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.167300][  T932] CR2: 000000001c778988 CR3: 0000000016105003 CR4: 0000000000771ef0
[   99.167552][  T932] PKRU: 55555554
[   99.167693][  T932] Call Trace:
[   99.167834][  T932]  <TASK>
[   99.167947][  T932]  ? rcu_is_watching+0x15/0xd0
[   99.168133][  T932]  rtnetlink_event+0xe0/0x1f0
[   99.168311][  T932]  notifier_call_chain+0xb0/0x320
[   99.168498][  T932]  netif_set_mac_address+0x2dd/0x410
[   99.168675][  T932]  ? rcu_is_watching+0x15/0xd0
[   99.168848][  T932]  ? netif_set_group+0x70/0x70
[   99.169023][  T932]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   99.169239][  T932]  ? is_bpf_text_address+0x72/0x110
[   99.169426][  T932]  do_setlink.isra.0+0x706/0x2750
[   99.169603][  T932]  ? rtnl_link_get_size+0x350/0x350
[   99.169776][  T932]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   99.169984][  T932]  ? rcu_read_lock_any_held+0x3c/0x90
[   99.170621][  T932]  ? validate_chain+0x38b/0xc20
[   99.170794][  T932]  ? rcu_read_lock_any_held+0x66/0x90
[   99.170968][  T932]  ? stack_depot_save_flags+0x367/0x770
[   99.171153][  T932]  ? __lock_acquire+0x508/0xc10
[   99.171331][  T932]  ? lock_acquire.part.0+0xbc/0x260
[   99.171516][  T932]  ? rtnl_newlink+0x883/0xea0
[   99.171690][  T932]  ? rcu_is_watching+0x15/0xd0
[   99.171863][  T932]  ? lock_acquire+0x134/0x160
[   99.172038][  T932]  ? rcu_is_watching+0x15/0xd0
[   99.172225][  T932]  ? rcu_is_watching+0x15/0xd0
[   99.172408][  T932]  ? trace_contention_end+0xb3/0x1a0
[   99.172584][  T932]  ? __mutex_lock+0x1db/0x2010
[   99.172758][  T932]  ? __mutex_lock+0x9b2/0x2010
[   99.172936][  T932]  ? rtnl_newlink+0x883/0xea0
[   99.173128][  T932]  ? __rtnl_newlink+0x3fa/0xa50
[   99.173308][  T932]  rtnl_newlink+0x8d1/0xea0
[   99.173495][  T932]  ? lock_acquire.part.0+0xbc/0x260
[   99.173672][  T932]  ? __rtnl_newlink+0xa50/0xa50
[   99.173848][  T932]  ? mark_usage+0x61/0x170
[   99.174027][  T932]  ? lock_acquire.part.0+0xbc/0x260
[   99.174210][  T932]  ? find_held_lock+0x2b/0x80
[   99.174390][  T932]  ? __rtnl_newlink+0xa50/0xa50
[   99.174580][  T932]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.174759][  T932]  ? __rtnl_newlink+0xa50/0xa50
[   99.174935][  T932]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.175123][  T932]  ? validate_chain+0x38b/0xc20
[   99.175298][  T932]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.175482][  T932]  ? __lock_acquire+0x508/0xc10
[   99.175660][  T932]  ? lock_acquire.part.0+0xbc/0x260
[   99.175838][  T932]  ? find_held_lock+0x2b/0x80
[   99.176016][  T932]  netlink_rcv_skb+0x14e/0x3a0
[   99.176206][  T932]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.176383][  T932]  ? netlink_ack+0xcd0/0xcd0
[   99.176574][  T932]  ? netlink_deliver_tap+0xc5/0x330
[   99.176748][  T932]  ? netlink_deliver_tap+0x13c/0x330
[   99.176926][  T932]  netlink_unicast+0x486/0x750
[   99.177118][  T932]  ? netlink_attachskb+0x810/0x810
[   99.177294][  T932]  ? __lock_acquire+0x508/0xc10
[   99.177479][  T932]  netlink_sendmsg+0x735/0xc60
[   99.177656][  T932]  ? netlink_unicast+0x750/0x750
[   99.177833][  T932]  ? __might_fault+0x97/0x140
[   99.178011][  T932]  ____sys_sendmsg+0x419/0x850
[   99.178199][  T932]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.178373][  T932]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.178588][  T932]  ? move_addr_to_kernel+0x40/0x40
[   99.178764][  T932]  ? stack_depot_save_flags+0x367/0x770
[   99.178938][  T932]  ? validate_chain+0x38b/0xc20
[   99.179125][  T932]  ___sys_sendmsg+0x14e/0x1d0
[   99.179299][  T932]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.179569][  T932]  ? copy_msghdr_from_user+0x460/0x460
[   99.179753][  T932]  __sys_sendmsg+0x145/0x1f0
[   99.179929][  T932]  ? __sys_sendmsg_sock+0x20/0x20
[   99.180113][  T932]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.180323][  T932]  ? do_raw_spin_unlock+0x59/0x250
[   99.180507][  T932]  ? rcu_is_watching+0x15/0xd0
[   99.180681][  T932]  do_syscall_64+0x117/0xfc0
[   99.180856][  T932]  ? trace_hardirqs_off+0xd/0x30
[   99.181029][  T932]  ? exc_page_fault+0xee/0x100
[   99.181216][  T932]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.181434][  T932] RIP: 0033:0x7f1c154ae08e
[   99.181613][  T932] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.182122][  T932] RSP: 002b:00007ffe2acc5540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.182363][  T932] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1c154ae08e
[   99.182604][  T932] RDX: 0000000000000000 RSI: 00007ffe2acc55f0 RDI: 0000000000000005
[   99.182842][  T932] RBP: 00007ffe2acc5550 R08: 0000000000000000 R09: 0000000000000000
[   99.183079][  T932] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[   99.183335][  T932] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2acc5cc0
[   99.183590][  T932]  </TASK>
[   99.183730][  T932] irq event stamp: 14939
[   99.183872][  T932] hardirqs last  enabled at (14949): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.184151][  T932] hardirqs last disabled at (14960): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.184429][  T932] softirqs last  enabled at (14224): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   99.184698][  T932] softirqs last disabled at (13435): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   99.184965][  T932] ---[ end trace 0000000000000000 ]---
[   99.213582][  T933] ------------[ cut here ]------------
[   99.213747][  T933] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/933
[   99.213973][  T933] CPU: 0 UID: 0 PID: 933 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.216656][  T933] Tainted: [W]=WARN
[   99.216778][  T933] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.216949][  T933] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.217131][  T933] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.217597][  T933] RSP: 0018:ffa0000002417050 EFLAGS: 00010286
[   99.217758][  T933] RAX: 00000000ffffffa6 RBX: ff11000005f69700 RCX: 1ff4000000482dd0
[   99.217951][  T933] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f697b8
[   99.218222][  T933] RBP: ff11000007939000 R08: 1fe2200000bed2f8 R09: ff11000013b6d180
[   99.218421][  T933] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   99.218617][  T933] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   99.218810][  T933] FS:  00007f950c321840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   99.219034][  T933] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.219303][  T933] CR2: 00007f950c5f11a0 CR3: 000000000fac3006 CR4: 0000000000771ef0
[   99.219503][  T933] PKRU: 55555554
[   99.219598][  T933] Call Trace:
[   99.219696][  T933]  <TASK>
[   99.219761][  T933]  ? rcu_is_watching+0x15/0xd0
[   99.219890][  T933]  rtnetlink_event+0xe0/0x1f0
[   99.220018][  T933]  notifier_call_chain+0xb0/0x320
[   99.220226][  T933]  netif_set_mac_address+0x2dd/0x410
[   99.220353][  T933]  ? rcu_is_watching+0x15/0xd0
[   99.220489][  T933]  ? netif_set_group+0x70/0x70
[   99.220621][  T933]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   99.220783][  T933]  ? is_bpf_text_address+0x72/0x110
[   99.220915][  T933]  do_setlink.isra.0+0x706/0x2750
[   99.221045][  T933]  ? rtnl_link_get_size+0x350/0x350
[   99.221260][  T933]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   99.221427][  T933]  ? rcu_read_lock_any_held+0x3c/0x90
[   99.221555][  T933]  ? validate_chain+0x38b/0xc20
[   99.221682][  T933]  ? rcu_read_lock_any_held+0x66/0x90
[   99.221811][  T933]  ? stack_depot_save_flags+0x367/0x770
[   99.221938][  T933]  ? __lock_acquire+0x508/0xc10
[   99.222073][  T933]  ? lock_acquire.part.0+0xbc/0x260
[   99.222275][  T933]  ? rtnl_newlink+0x883/0xea0
[   99.222406][  T933]  ? rcu_is_watching+0x15/0xd0
[   99.222536][  T933]  ? lock_acquire+0x134/0x160
[   99.222662][  T933]  ? rcu_is_watching+0x15/0xd0
[   99.222791][  T933]  ? rcu_is_watching+0x15/0xd0
[   99.222920][  T933]  ? trace_contention_end+0xb3/0x1a0
[   99.223050][  T933]  ? __mutex_lock+0x1db/0x2010
[   99.223236][  T933]  ? __mutex_lock+0x9b2/0x2010
[   99.223364][  T933]  ? rtnl_newlink+0x883/0xea0
[   99.223500][  T933]  ? __rtnl_newlink+0x3fa/0xa50
[   99.223631][  T933]  rtnl_newlink+0x8d1/0xea0
[   99.223761][  T933]  ? lock_acquire.part.0+0xbc/0x260
[   99.223890][  T933]  ? __rtnl_newlink+0xa50/0xa50
[   99.224019][  T933]  ? mark_usage+0x61/0x170
[   99.224205][  T933]  ? lock_acquire.part.0+0xbc/0x260
[   99.224332][  T933]  ? find_held_lock+0x2b/0x80
[   99.224465][  T933]  ? __rtnl_newlink+0xa50/0xa50
[   99.224593][  T933]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.224722][  T933]  ? __rtnl_newlink+0xa50/0xa50
[   99.224851][  T933]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.224981][  T933]  ? validate_chain+0x38b/0xc20
[   99.225160][  T933]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.225290][  T933]  ? __lock_acquire+0x508/0xc10
[   99.225423][  T933]  ? lock_acquire.part.0+0xbc/0x260
[   99.225550][  T933]  ? find_held_lock+0x2b/0x80
[   99.225678][  T933]  netlink_rcv_skb+0x14e/0x3a0
[   99.225807][  T933]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.225934][  T933]  ? netlink_ack+0xcd0/0xcd0
[   99.226066][  T933]  ? netlink_deliver_tap+0xc5/0x330
[   99.226251][  T933]  ? netlink_deliver_tap+0x13c/0x330
[   99.226382][  T933]  netlink_unicast+0x486/0x750
[   99.226520][  T933]  ? netlink_attachskb+0x810/0x810
[   99.226649][  T933]  ? __lock_acquire+0x508/0xc10
[   99.226777][  T933]  netlink_sendmsg+0x735/0xc60
[   99.226906][  T933]  ? netlink_unicast+0x750/0x750
[   99.227036][  T933]  ? __might_fault+0x97/0x140
[   99.227242][  T933]  ____sys_sendmsg+0x419/0x850
[   99.227371][  T933]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.227506][  T933]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.227664][  T933]  ? move_addr_to_kernel+0x40/0x40
[   99.227792][  T933]  ? stack_depot_save_flags+0x367/0x770
[   99.227922][  T933]  ? validate_chain+0x38b/0xc20
[   99.228054][  T933]  ___sys_sendmsg+0x14e/0x1d0
[   99.228238][  T933]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.228403][  T933]  ? copy_msghdr_from_user+0x460/0x460
[   99.228543][  T933]  __sys_sendmsg+0x145/0x1f0
[   99.228672][  T933]  ? __sys_sendmsg_sock+0x20/0x20
[   99.228800][  T933]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.228962][  T933]  ? do_raw_spin_unlock+0x59/0x250
[   99.229092][  T933]  ? rcu_is_watching+0x15/0xd0
[   99.229278][  T933]  do_syscall_64+0x117/0xfc0
[   99.229413][  T933]  ? trace_hardirqs_off+0xd/0x30
[   99.229541][  T933]  ? exc_page_fault+0xee/0x100
[   99.229669][  T933]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.229828][  T933] RIP: 0033:0x7f950c55b08e
[   99.229962][  T933] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.230477][  T933] RSP: 002b:00007ffe2bf2d530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.230672][  T933] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f950c55b08e
[   99.230864][  T933] RDX: 0000000000000000 RSI: 00007ffe2bf2d5e0 RDI: 0000000000000005
[   99.231057][  T933] RBP: 00007ffe2bf2d540 R08: 0000000000000000 R09: 0000000000000000
[   99.231257][  T933] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[   99.231456][  T933] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2bf2dcb0
[   99.231652][  T933]  </TASK>
[   99.231747][  T933] irq event stamp: 17941
[   99.231843][  T933] hardirqs last  enabled at (17949): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.232065][  T933] hardirqs last disabled at (17956): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.232308][  T933] softirqs last  enabled at (17874): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   99.232569][  T933] softirqs last disabled at (17799): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   99.232796][  T933] ---[ end trace 0000000000000000 ]---
[   99.262009][  T934] ------------[ cut here ]------------
[   99.262201][  T934] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/934
[   99.262499][  T934] CPU: 2 UID: 0 PID: 934 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.262802][  T934] Tainted: [W]=WARN
[   99.262947][  T934] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.263185][  T934] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.263424][  T934] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.263927][  T934] RSP: 0018:ffa0000002427050 EFLAGS: 00010286
[   99.264171][  T934] RAX: 00000000ffffffa6 RBX: ff11000011c92900 RCX: 1ff4000000484dd0
[   99.264459][  T934] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c929b8
[   99.264708][  T934] RBP: ff11000010ef9000 R08: 1fe2200002392538 R09: ff11000013bc2e80
[   99.264948][  T934] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   99.265202][  T934] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   99.265471][  T934] FS:  00007fc25362c840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   99.265752][  T934] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.265961][  T934] CR2: 00007fc2539b4900 CR3: 0000000015d67005 CR4: 0000000000771ef0
[   99.266213][  T934] PKRU: 55555554
[   99.266356][  T934] Call Trace:
[   99.266516][  T934]  <TASK>
[   99.266633][  T934]  ? rcu_is_watching+0x15/0xd0
[   99.266809][  T934]  rtnetlink_event+0xe0/0x1f0
[   99.266986][  T934]  notifier_call_chain+0xb0/0x320
[   99.267178][  T934]  netif_set_mac_address+0x2dd/0x410
[   99.267355][  T934]  ? rcu_is_watching+0x15/0xd0
[   99.267539][  T934]  ? netif_set_group+0x70/0x70
[   99.267717][  T934]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   99.267925][  T934]  ? is_bpf_text_address+0x72/0x110
[   99.268119][  T934]  do_setlink.isra.0+0x706/0x2750
[   99.268301][  T934]  ? rtnl_link_get_size+0x350/0x350
[   99.268486][  T934]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   99.268695][  T934]  ? rcu_read_lock_any_held+0x3c/0x90
[   99.268870][  T934]  ? validate_chain+0x38b/0xc20
[   99.269046][  T934]  ? rcu_read_lock_any_held+0x66/0x90
[   99.269239][  T934]  ? stack_depot_save_flags+0x367/0x770
[   99.269427][  T934]  ? __lock_acquire+0x508/0xc10
[   99.269607][  T934]  ? lock_acquire.part.0+0xbc/0x260
[   99.269785][  T934]  ? rtnl_newlink+0x883/0xea0
[   99.269962][  T934]  ? rcu_is_watching+0x15/0xd0
[   99.270149][  T934]  ? lock_acquire+0x134/0x160
[   99.270324][  T934]  ? rcu_is_watching+0x15/0xd0
[   99.270506][  T934]  ? rcu_is_watching+0x15/0xd0
[   99.270685][  T934]  ? trace_contention_end+0xb3/0x1a0
[   99.270863][  T934]  ? __mutex_lock+0x1db/0x2010
[   99.271038][  T934]  ? __mutex_lock+0x9b2/0x2010
[   99.271226][  T934]  ? rtnl_newlink+0x883/0xea0
[   99.271419][  T934]  ? __rtnl_newlink+0x3fa/0xa50
[   99.271601][  T934]  rtnl_newlink+0x8d1/0xea0
[   99.271778][  T934]  ? lock_acquire.part.0+0xbc/0x260
[   99.271953][  T934]  ? __rtnl_newlink+0xa50/0xa50
[   99.272144][  T934]  ? mark_usage+0x61/0x170
[   99.272323][  T934]  ? lock_acquire.part.0+0xbc/0x260
[   99.272507][  T934]  ? find_held_lock+0x2b/0x80
[   99.272683][  T934]  ? __rtnl_newlink+0xa50/0xa50
[   99.272857][  T934]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.273034][  T934]  ? __rtnl_newlink+0xa50/0xa50
[   99.273224][  T934]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.273409][  T934]  ? validate_chain+0x38b/0xc20
[   99.273587][  T934]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.273762][  T934]  ? __lock_acquire+0x508/0xc10
[   99.273940][  T934]  ? lock_acquire.part.0+0xbc/0x260
[   99.274128][  T934]  ? find_held_lock+0x2b/0x80
[   99.274305][  T934]  netlink_rcv_skb+0x14e/0x3a0
[   99.274488][  T934]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.274665][  T934]  ? netlink_ack+0xcd0/0xcd0
[   99.274843][  T934]  ? netlink_deliver_tap+0xc5/0x330
[   99.275020][  T934]  ? netlink_deliver_tap+0x13c/0x330
[   99.275211][  T934]  netlink_unicast+0x486/0x750
[   99.275390][  T934]  ? netlink_attachskb+0x810/0x810
[   99.275575][  T934]  ? __lock_acquire+0x508/0xc10
[   99.275753][  T934]  netlink_sendmsg+0x735/0xc60
[   99.275930][  T934]  ? netlink_unicast+0x750/0x750
[   99.276120][  T934]  ? __might_fault+0x97/0x140
[   99.276301][  T934]  ____sys_sendmsg+0x419/0x850
[   99.276495][  T934]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.276671][  T934]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.276877][  T934]  ? move_addr_to_kernel+0x40/0x40
[   99.277055][  T934]  ? stack_depot_save_flags+0x367/0x770
[   99.277245][  T934]  ? validate_chain+0x38b/0xc20
[   99.277431][  T934]  ___sys_sendmsg+0x14e/0x1d0
[   99.277610][  T934]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.277818][  T934]  ? copy_msghdr_from_user+0x460/0x460
[   99.278004][  T934]  __sys_sendmsg+0x145/0x1f0
[   99.278194][  T934]  ? __sys_sendmsg_sock+0x20/0x20
[   99.278371][  T934]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.278591][  T934]  ? do_raw_spin_unlock+0x59/0x250
[   99.278769][  T934]  ? rcu_is_watching+0x15/0xd0
[   99.278950][  T934]  do_syscall_64+0x117/0xfc0
[   99.279138][  T934]  ? trace_hardirqs_off+0xd/0x30
[   99.279315][  T934]  ? exc_page_fault+0xee/0x100
[   99.279501][  T934]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.279711][  T934] RIP: 0033:0x7fc25386608e
[   99.279891][  T934] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.280417][  T934] RSP: 002b:00007ffdf0686560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.280659][  T934] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc25386608e
[   99.280898][  T934] RDX: 0000000000000000 RSI: 00007ffdf0686610 RDI: 0000000000000005
[   99.281148][  T934] RBP: 00007ffdf0686570 R08: 0000000000000000 R09: 0000000000000000
[   99.281390][  T934] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[   99.281644][  T934] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf0686ce0
[   99.281887][  T934]  </TASK>
[   99.282031][  T934] irq event stamp: 15815
[   99.282186][  T934] hardirqs last  enabled at (15827): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.282471][  T934] hardirqs last disabled at (15836): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.282740][  T934] softirqs last  enabled at (14756): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.283012][  T934] softirqs last disabled at (14754): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.283296][  T934] ---[ end trace 0000000000000000 ]---
[   99.313523][  T935] ------------[ cut here ]------------
[   99.313701][  T935] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/935
[   99.313980][  T935] CPU: 2 UID: 0 PID: 935 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.314316][  T935] Tainted: [W]=WARN
[   99.314487][  T935] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.314701][  T935] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.314916][  T935] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.315449][  T935] RSP: 0018:ffa0000002437050 EFLAGS: 00010286
[   99.315669][  T935] RAX: 00000000ffffffa6 RBX: ff11000015f60040 RCX: 1ff4000000486dd0
[   99.315928][  T935] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f600f8
[   99.316203][  T935] RBP: ff11000005439000 R08: 1fe2200002bec020 R09: ff11000013bc5180
[   99.316473][  T935] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   99.316725][  T935] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   99.316970][  T935] FS:  00007f773ccdb840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   99.317255][  T935] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.317474][  T935] CR2: 00007f773d063900 CR3: 0000000016105002 CR4: 0000000000771ef0
[   99.317712][  T935] PKRU: 55555554
[   99.317856][  T935] Call Trace:
[   99.318001][  T935]  <TASK>
[   99.318125][  T935]  ? rcu_is_watching+0x15/0xd0
[   99.318300][  T935]  rtnetlink_event+0xe0/0x1f0
[   99.318493][  T935]  notifier_call_chain+0xb0/0x320
[   99.318672][  T935]  netif_set_mac_address+0x2dd/0x410
[   99.318846][  T935]  ? rcu_is_watching+0x15/0xd0
[   99.319021][  T935]  ? netif_set_group+0x70/0x70
[   99.319211][  T935]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   99.319426][  T935]  ? is_bpf_text_address+0x72/0x110
[   99.319602][  T935]  do_setlink.isra.0+0x706/0x2750
[   99.319779][  T935]  ? rtnl_link_get_size+0x350/0x350
[   99.319955][  T935]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   99.320175][  T935]  ? rcu_read_lock_any_held+0x3c/0x90
[   99.320351][  T935]  ? validate_chain+0x38b/0xc20
[   99.320538][  T935]  ? rcu_read_lock_any_held+0x66/0x90
[   99.320720][  T935]  ? stack_depot_save_flags+0x367/0x770
[   99.320897][  T935]  ? __lock_acquire+0x508/0xc10
[   99.321075][  T935]  ? lock_acquire.part.0+0xbc/0x260
[   99.321265][  T935]  ? rtnl_newlink+0x883/0xea0
[   99.321447][  T935]  ? rcu_is_watching+0x15/0xd0
[   99.321624][  T935]  ? lock_acquire+0x134/0x160
[   99.321800][  T935]  ? rcu_is_watching+0x15/0xd0
[   99.321979][  T935]  ? rcu_is_watching+0x15/0xd0
[   99.322171][  T935]  ? trace_contention_end+0xb3/0x1a0
[   99.322349][  T935]  ? __mutex_lock+0x1db/0x2010
[   99.322535][  T935]  ? __mutex_lock+0x9b2/0x2010
[   99.322715][  T935]  ? rtnl_newlink+0x883/0xea0
[   99.322895][  T935]  ? __rtnl_newlink+0x3fa/0xa50
[   99.323073][  T935]  rtnl_newlink+0x8d1/0xea0
[   99.323264][  T935]  ? lock_acquire.part.0+0xbc/0x260
[   99.323450][  T935]  ? __rtnl_newlink+0xa50/0xa50
[   99.323625][  T935]  ? mark_usage+0x61/0x170
[   99.323804][  T935]  ? lock_acquire.part.0+0xbc/0x260
[   99.323981][  T935]  ? find_held_lock+0x2b/0x80
[   99.324185][  T935]  ? __rtnl_newlink+0xa50/0xa50
[   99.324363][  T935]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.324544][  T935]  ? __rtnl_newlink+0xa50/0xa50
[   99.324721][  T935]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.324900][  T935]  ? validate_chain+0x38b/0xc20
[   99.325077][  T935]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.325268][  T935]  ? __lock_acquire+0x508/0xc10
[   99.325455][  T935]  ? lock_acquire.part.0+0xbc/0x260
[   99.325635][  T935]  ? find_held_lock+0x2b/0x80
[   99.325813][  T935]  netlink_rcv_skb+0x14e/0x3a0
[   99.325990][  T935]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.326180][  T935]  ? netlink_ack+0xcd0/0xcd0
[   99.326373][  T935]  ? netlink_deliver_tap+0xc5/0x330
[   99.326557][  T935]  ? netlink_deliver_tap+0x13c/0x330
[   99.326735][  T935]  netlink_unicast+0x486/0x750
[   99.326911][  T935]  ? netlink_attachskb+0x810/0x810
[   99.327086][  T935]  ? __lock_acquire+0x508/0xc10
[   99.327274][  T935]  netlink_sendmsg+0x735/0xc60
[   99.327459][  T935]  ? netlink_unicast+0x750/0x750
[   99.327640][  T935]  ? __might_fault+0x97/0x140
[   99.327817][  T935]  ____sys_sendmsg+0x419/0x850
[   99.327993][  T935]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.328179][  T935]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.328385][  T935]  ? move_addr_to_kernel+0x40/0x40
[   99.328573][  T935]  ? stack_depot_save_flags+0x367/0x770
[   99.328747][  T935]  ? validate_chain+0x38b/0xc20
[   99.328939][  T935]  ___sys_sendmsg+0x14e/0x1d0
[   99.329127][  T935]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.329332][  T935]  ? copy_msghdr_from_user+0x460/0x460
[   99.329524][  T935]  __sys_sendmsg+0x145/0x1f0
[   99.329703][  T935]  ? __sys_sendmsg_sock+0x20/0x20
[   99.329879][  T935]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.330091][  T935]  ? do_raw_spin_unlock+0x59/0x250
[   99.330283][  T935]  ? rcu_is_watching+0x15/0xd0
[   99.330477][  T935]  do_syscall_64+0x117/0xfc0
[   99.330657][  T935]  ? trace_hardirqs_off+0xd/0x30
[   99.330835][  T935]  ? exc_page_fault+0xee/0x100
[   99.331015][  T935]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.331234][  T935] RIP: 0033:0x7f773cf1508e
[   99.331421][  T935] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.331922][  T935] RSP: 002b:00007fffa0fa4f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.332173][  T935] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f773cf1508e
[   99.332419][  T935] RDX: 0000000000000000 RSI: 00007fffa0fa4ff0 RDI: 0000000000000005
[   99.332659][  T935] RBP: 00007fffa0fa4f50 R08: 0000000000000000 R09: 0000000000000000
[   99.332894][  T935] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[   99.333143][  T935] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa0fa56c0
[   99.333384][  T935]  </TASK>
[   99.333534][  T935] irq event stamp: 22687
[   99.333676][  T935] hardirqs last  enabled at (22697): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.333947][  T935] hardirqs last disabled at (22706): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.334231][  T935] softirqs last  enabled at (21754): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   99.334506][  T935] softirqs last disabled at (21741): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   99.334774][  T935] ---[ end trace 0000000000000000 ]---
[   99.356778][  T936] ------------[ cut here ]------------
[   99.356926][  T936] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/936
[   99.359603][  T936] CPU: 0 UID: 0 PID: 936 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.359890][  T936] Tainted: [W]=WARN
[   99.359987][  T936] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.360161][  T936] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.360331][  T936] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.360793][  T936] RSP: 0018:ffa0000002447050 EFLAGS: 00010286
[   99.360954][  T936] RAX: 00000000ffffffa6 RBX: ff110000054d3c40 RCX: 1ff4000000488dd0
[   99.361235][  T936] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054d3cf8
[   99.361433][  T936] RBP: ff110000057fc000 R08: 1fe2200000a9a7a0 R09: ff11000013032e80
[   99.361623][  T936] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   99.361814][  T936] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   99.362010][  T936] FS:  00007f116c1f2840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   99.362332][  T936] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.362497][  T936] CR2: 00007f116c4c21a0 CR3: 000000001632f002 CR4: 0000000000771ef0
[   99.362687][  T936] PKRU: 55555554
[   99.362781][  T936] Call Trace:
[   99.362875][  T936]  <TASK>
[   99.362940][  T936]  ? rcu_is_watching+0x15/0xd0
[   99.363068][  T936]  rtnetlink_event+0xe0/0x1f0
[   99.363284][  T936]  notifier_call_chain+0xb0/0x320
[   99.363421][  T936]  netif_set_mac_address+0x2dd/0x410
[   99.363546][  T936]  ? rcu_is_watching+0x15/0xd0
[   99.363672][  T936]  ? netif_set_group+0x70/0x70
[   99.363798][  T936]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   99.363954][  T936]  ? is_bpf_text_address+0x72/0x110
[   99.364083][  T936]  do_setlink.isra.0+0x706/0x2750
[   99.364292][  T936]  ? rtnl_link_get_size+0x350/0x350
[   99.364426][  T936]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   99.364584][  T936]  ? rcu_read_lock_any_held+0x3c/0x90
[   99.364710][  T936]  ? validate_chain+0x38b/0xc20
[   99.364836][  T936]  ? rcu_read_lock_any_held+0x66/0x90
[   99.364961][  T936]  ? stack_depot_save_flags+0x367/0x770
[   99.365090][  T936]  ? __lock_acquire+0x508/0xc10
[   99.365295][  T936]  ? lock_acquire.part.0+0xbc/0x260
[   99.365426][  T936]  ? rtnl_newlink+0x883/0xea0
[   99.365553][  T936]  ? rcu_is_watching+0x15/0xd0
[   99.365679][  T936]  ? lock_acquire+0x134/0x160
[   99.365807][  T936]  ? rcu_is_watching+0x15/0xd0
[   99.365934][  T936]  ? rcu_is_watching+0x15/0xd0
[   99.366060][  T936]  ? trace_contention_end+0xb3/0x1a0
[   99.366274][  T936]  ? __mutex_lock+0x1db/0x2010
[   99.366403][  T936]  ? __mutex_lock+0x9b2/0x2010
[   99.366530][  T936]  ? rtnl_newlink+0x883/0xea0
[   99.366661][  T936]  ? __rtnl_newlink+0x3fa/0xa50
[   99.366790][  T936]  rtnl_newlink+0x8d1/0xea0
[   99.366951][  T936]  ? lock_acquire.part.0+0xbc/0x260
[   99.367078][  T936]  ? __rtnl_newlink+0xa50/0xa50
[   99.367257][  T936]  ? mark_usage+0x61/0x170
[   99.367385][  T936]  ? lock_acquire.part.0+0xbc/0x260
[   99.367515][  T936]  ? find_held_lock+0x2b/0x80
[   99.367641][  T936]  ? __rtnl_newlink+0xa50/0xa50
[   99.367767][  T936]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.367895][  T936]  ? __rtnl_newlink+0xa50/0xa50
[   99.368021][  T936]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.368152][  T936]  ? validate_chain+0x38b/0xc20
[   99.368280][  T936]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.368410][  T936]  ? __lock_acquire+0x508/0xc10
[   99.368539][  T936]  ? lock_acquire.part.0+0xbc/0x260
[   99.368667][  T936]  ? find_held_lock+0x2b/0x80
[   99.368796][  T936]  netlink_rcv_skb+0x14e/0x3a0
[   99.368924][  T936]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.369051][  T936]  ? netlink_ack+0xcd0/0xcd0
[   99.369188][  T936]  ? netlink_deliver_tap+0xc5/0x330
[   99.369319][  T936]  ? netlink_deliver_tap+0x13c/0x330
[   99.369451][  T936]  netlink_unicast+0x486/0x750
[   99.369582][  T936]  ? netlink_attachskb+0x810/0x810
[   99.369712][  T936]  ? __lock_acquire+0x508/0xc10
[   99.369842][  T936]  netlink_sendmsg+0x735/0xc60
[   99.369972][  T936]  ? netlink_unicast+0x750/0x750
[   99.370106][  T936]  ? __might_fault+0x97/0x140
[   99.370238][  T936]  ____sys_sendmsg+0x419/0x850
[   99.370367][  T936]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.370501][  T936]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.370659][  T936]  ? move_addr_to_kernel+0x40/0x40
[   99.370788][  T936]  ? stack_depot_save_flags+0x367/0x770
[   99.370918][  T936]  ? validate_chain+0x38b/0xc20
[   99.371047][  T936]  ___sys_sendmsg+0x14e/0x1d0
[   99.371179][  T936]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.371336][  T936]  ? copy_msghdr_from_user+0x460/0x460
[   99.371479][  T936]  __sys_sendmsg+0x145/0x1f0
[   99.371608][  T936]  ? __sys_sendmsg_sock+0x20/0x20
[   99.371768][  T936]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.371929][  T936]  ? do_raw_spin_unlock+0x59/0x250
[   99.372059][  T936]  ? rcu_is_watching+0x15/0xd0
[   99.372197][  T936]  do_syscall_64+0x117/0xfc0
[   99.372327][  T936]  ? trace_hardirqs_off+0xd/0x30
[   99.372462][  T936]  ? exc_page_fault+0xee/0x100
[   99.372589][  T936]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.372744][  T936] RIP: 0033:0x7f116c42c08e
[   99.372876][  T936] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.373332][  T936] RSP: 002b:00007fffecb30ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.373530][  T936] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f116c42c08e
[   99.373718][  T936] RDX: 0000000000000000 RSI: 00007fffecb30b60 RDI: 0000000000000005
[   99.373907][  T936] RBP: 00007fffecb30ac0 R08: 0000000000000000 R09: 0000000000000000
[   99.374102][  T936] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[   99.374292][  T936] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffecb31230
[   99.374491][  T936]  </TASK>
[   99.374585][  T936] irq event stamp: 15965
[   99.374679][  T936] hardirqs last  enabled at (15973): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.374898][  T936] hardirqs last disabled at (15980): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.375121][  T936] softirqs last  enabled at (15542): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   99.375342][  T936] softirqs last disabled at (15461): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   99.375564][  T936] ---[ end trace 0000000000000000 ]---
[   99.409519][  T937] ------------[ cut here ]------------
[   99.409703][  T937] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/937
[   99.409977][  T937] CPU: 2 UID: 0 PID: 937 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.410299][  T937] Tainted: [W]=WARN
[   99.410450][  T937] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.410659][  T937] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.410879][  T937] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.411416][  T937] RSP: 0018:ffa0000002457050 EFLAGS: 00010286
[   99.411622][  T937] RAX: 00000000ffffffa6 RBX: ff1100000f9fd1c0 RCX: 1ff400000048add0
[   99.411874][  T937] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fd278
[   99.412134][  T937] RBP: ff11000011444000 R08: 1fe2200001f3fa50 R09: ff11000013030b80
[   99.412378][  T937] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   99.412641][  T937] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   99.412878][  T937] FS:  00007f6f64bdd840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   99.413159][  T937] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.413365][  T937] CR2: 00007f6f64f65900 CR3: 000000001633f004 CR4: 0000000000771ef0
[   99.413608][  T937] PKRU: 55555554
[   99.413752][  T937] Call Trace:
[   99.413893][  T937]  <TASK>
[   99.414004][  T937]  ? rcu_is_watching+0x15/0xd0
[   99.414190][  T937]  rtnetlink_event+0xe0/0x1f0
[   99.414364][  T937]  notifier_call_chain+0xb0/0x320
[   99.414544][  T937]  netif_set_mac_address+0x2dd/0x410
[   99.414717][  T937]  ? rcu_is_watching+0x15/0xd0
[   99.414891][  T937]  ? netif_set_group+0x70/0x70
[   99.415067][  T937]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   99.415287][  T937]  ? is_bpf_text_address+0x72/0x110
[   99.415474][  T937]  do_setlink.isra.0+0x706/0x2750
[   99.415650][  T937]  ? rtnl_link_get_size+0x350/0x350
[   99.415823][  T937]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   99.416028][  T937]  ? rcu_read_lock_any_held+0x3c/0x90
[   99.416213][  T937]  ? validate_chain+0x38b/0xc20
[   99.416392][  T937]  ? rcu_read_lock_any_held+0x66/0x90
[   99.416575][  T937]  ? stack_depot_save_flags+0x367/0x770
[   99.416752][  T937]  ? __lock_acquire+0x508/0xc10
[   99.416929][  T937]  ? lock_acquire.part.0+0xbc/0x260
[   99.417113][  T937]  ? rtnl_newlink+0x883/0xea0
[   99.417294][  T937]  ? rcu_is_watching+0x15/0xd0
[   99.417476][  T937]  ? lock_acquire+0x134/0x160
[   99.417648][  T937]  ? rcu_is_watching+0x15/0xd0
[   99.417821][  T937]  ? rcu_is_watching+0x15/0xd0
[   99.417994][  T937]  ? trace_contention_end+0xb3/0x1a0
[   99.418179][  T937]  ? __mutex_lock+0x1db/0x2010
[   99.418351][  T937]  ? __mutex_lock+0x9b2/0x2010
[   99.418531][  T937]  ? rtnl_newlink+0x883/0xea0
[   99.418709][  T937]  ? __rtnl_newlink+0x3fa/0xa50
[   99.418884][  T937]  rtnl_newlink+0x8d1/0xea0
[   99.419060][  T937]  ? lock_acquire.part.0+0xbc/0x260
[   99.419246][  T937]  ? __rtnl_newlink+0xa50/0xa50
[   99.419427][  T937]  ? mark_usage+0x61/0x170
[   99.419606][  T937]  ? lock_acquire.part.0+0xbc/0x260
[   99.419778][  T937]  ? find_held_lock+0x2b/0x80
[   99.419950][  T937]  ? __rtnl_newlink+0xa50/0xa50
[   99.420138][  T937]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.420314][  T937]  ? __rtnl_newlink+0xa50/0xa50
[   99.420505][  T937]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.420681][  T937]  ? validate_chain+0x38b/0xc20
[   99.420856][  T937]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.421030][  T937]  ? __lock_acquire+0x508/0xc10
[   99.421219][  T937]  ? lock_acquire.part.0+0xbc/0x260
[   99.421392][  T937]  ? find_held_lock+0x2b/0x80
[   99.421577][  T937]  netlink_rcv_skb+0x14e/0x3a0
[   99.421751][  T937]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.421928][  T937]  ? netlink_ack+0xcd0/0xcd0
[   99.422117][  T937]  ? netlink_deliver_tap+0xc5/0x330
[   99.422293][  T937]  ? netlink_deliver_tap+0x13c/0x330
[   99.422477][  T937]  netlink_unicast+0x486/0x750
[   99.422652][  T937]  ? netlink_attachskb+0x810/0x810
[   99.422824][  T937]  ? __lock_acquire+0x508/0xc10
[   99.422999][  T937]  netlink_sendmsg+0x735/0xc60
[   99.423190][  T937]  ? netlink_unicast+0x750/0x750
[   99.423366][  T937]  ? __might_fault+0x97/0x140
[   99.423549][  T937]  ____sys_sendmsg+0x419/0x850
[   99.423722][  T937]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.423894][  T937]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.424110][  T937]  ? move_addr_to_kernel+0x40/0x40
[   99.424285][  T937]  ? stack_depot_save_flags+0x367/0x770
[   99.424470][  T937]  ? validate_chain+0x38b/0xc20
[   99.424645][  T937]  ___sys_sendmsg+0x14e/0x1d0
[   99.424817][  T937]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.425020][  T937]  ? copy_msghdr_from_user+0x460/0x460
[   99.425217][  T937]  __sys_sendmsg+0x145/0x1f0
[   99.425390][  T937]  ? __sys_sendmsg_sock+0x20/0x20
[   99.425571][  T937]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.425776][  T937]  ? do_raw_spin_unlock+0x59/0x250
[   99.425953][  T937]  ? rcu_is_watching+0x15/0xd0
[   99.426140][  T937]  do_syscall_64+0x117/0xfc0
[   99.426313][  T937]  ? trace_hardirqs_off+0xd/0x30
[   99.426495][  T937]  ? exc_page_fault+0xee/0x100
[   99.426672][  T937]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.426879][  T937] RIP: 0033:0x7f6f64e1708e
[   99.427060][  T937] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.427576][  T937] RSP: 002b:00007ffdff5ec650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.427816][  T937] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6f64e1708e
[   99.428054][  T937] RDX: 0000000000000000 RSI: 00007ffdff5ec700 RDI: 0000000000000005
[   99.428307][  T937] RBP: 00007ffdff5ec660 R08: 0000000000000000 R09: 0000000000000000
[   99.428560][  T937] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[   99.428796][  T937] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdff5ecdd0
[   99.429039][  T937]  </TASK>
[   99.429195][  T937] irq event stamp: 15835
[   99.429340][  T937] hardirqs last  enabled at (15845): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.429620][  T937] hardirqs last disabled at (15854): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.429888][  T937] softirqs last  enabled at (14776): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.430170][  T937] softirqs last disabled at (14774): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.430445][  T937] ---[ end trace 0000000000000000 ]---
[   99.464613][  T938] vethA: entered promiscuous mode
[   99.464825][  T938] ------------[ cut here ]------------
[   99.464961][  T938] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/938
[   99.465212][  T938] CPU: 3 UID: 0 PID: 938 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.465492][  T938] Tainted: [W]=WARN
[   99.465595][  T938] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.465767][  T938] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.465943][  T938] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.466446][  T938] RSP: 0018:ffa0000002466fb0 EFLAGS: 00010286
[   99.466619][  T938] RAX: 00000000ffffffa6 RBX: ff1100000f9fe580 RCX: 1ff400000048cdbc
[   99.466823][  T938] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fe638
[   99.467029][  T938] RBP: ff11000010ee1000 R08: 1fe2200001f3fcc8 R09: ff11000011c00b80
[   99.467242][  T938] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   99.467454][  T938] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010ee1000
[   99.467659][  T938] FS:  00007fa695713840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   99.467904][  T938] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.468077][  T938] CR2: 00000000223e89e8 CR3: 0000000015933004 CR4: 0000000000771ef0
[   99.468287][  T938] PKRU: 55555554
[   99.468389][  T938] Call Trace:
[   99.468496][  T938]  <TASK>
[   99.468566][  T938]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   99.468704][  T938]  ? netlink_sendmsg+0x735/0xc60
[   99.468842][  T938]  rtmsg_ifinfo+0x5c/0xb0
[   99.468946][  T938]  __dev_notify_flags+0x1b8/0x280
[   99.469084][  T938]  ? netdev_info+0xe2/0x116
[   99.469233][  T938]  ? netdev_notice+0x120/0x120
[   99.469370][  T938]  ? netif_change_name+0x8c0/0x8c0
[   99.469516][  T938]  __dev_set_promiscuity+0x194/0x230
[   99.469654][  T938]  netif_set_promiscuity+0x4c/0xc0
[   99.469794][  T938]  dev_set_promiscuity+0x9d/0x150
[   99.469932][  T938]  hsr_add_port+0x48c/0xb60
[   99.470072][  T938]  ? hsr_port_exists+0x60/0x60
[   99.470214][  T938]  ? timer_init_key+0x10d/0x280
[   99.470354][  T938]  hsr_dev_finalize+0x6e8/0xc00
[   99.470497][  T938]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.470636][  T938]  hsr_newlink+0x3b0/0x980
[   99.470775][  T938]  ? hsr_dellink+0x90/0x90
[   99.470915][  T938]  ? rtnl_create_link+0x169/0xf20
[   99.471058][  T938]  ? nla_strscpy+0xe3/0x180
[   99.471206][  T938]  rtnl_newlink_create+0x2da/0x780
[   99.471345][  T938]  ? rtnl_create_link+0xf20/0xf20
[   99.471490][  T938]  ? __dev_get_by_name+0x12/0x50
[   99.471630][  T938]  ? rtnl_dev_get+0xd7/0x170
[   99.471773][  T938]  __rtnl_newlink+0x22b/0xa50
[   99.471917][  T938]  rtnl_newlink+0x8d1/0xea0
[   99.472060][  T938]  ? lock_acquire.part.0+0xbc/0x260
[   99.472207][  T938]  ? __rtnl_newlink+0xa50/0xa50
[   99.472346][  T938]  ? mark_usage+0x61/0x170
[   99.472496][  T938]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.472636][  T938]  ? __rtnl_newlink+0xa50/0xa50
[   99.472776][  T938]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.472917][  T938]  ? validate_chain+0x38b/0xc20
[   99.473056][  T938]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.473207][  T938]  ? __lock_acquire+0x508/0xc10
[   99.473348][  T938]  ? lock_acquire.part.0+0xbc/0x260
[   99.473491][  T938]  ? find_held_lock+0x2b/0x80
[   99.473632][  T938]  netlink_rcv_skb+0x14e/0x3a0
[   99.473772][  T938]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.473913][  T938]  ? netlink_ack+0xcd0/0xcd0
[   99.474055][  T938]  ? netlink_deliver_tap+0xc5/0x330
[   99.474206][  T938]  ? netlink_deliver_tap+0x13c/0x330
[   99.474348][  T938]  netlink_unicast+0x486/0x750
[   99.474492][  T938]  ? netlink_attachskb+0x810/0x810
[   99.474633][  T938]  ? __lock_acquire+0x508/0xc10
[   99.474771][  T938]  netlink_sendmsg+0x735/0xc60
[   99.474911][  T938]  ? netlink_unicast+0x750/0x750
[   99.475052][  T938]  ? __might_fault+0x97/0x140
[   99.475199][  T938]  ____sys_sendmsg+0x419/0x850
[   99.475337][  T938]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.475479][  T938]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.475649][  T938]  ? move_addr_to_kernel+0x40/0x40
[   99.475788][  T938]  ? stack_depot_save_flags+0x367/0x770
[   99.475926][  T938]  ? validate_chain+0x38b/0xc20
[   99.476063][  T938]  ___sys_sendmsg+0x14e/0x1d0
[   99.476206][  T938]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.476378][  T938]  ? copy_msghdr_from_user+0x460/0x460
[   99.476529][  T938]  __sys_sendmsg+0x145/0x1f0
[   99.476669][  T938]  ? __sys_sendmsg_sock+0x20/0x20
[   99.476805][  T938]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.476981][  T938]  ? do_raw_spin_unlock+0x59/0x250
[   99.477125][  T938]  ? rcu_is_watching+0x15/0xd0
[   99.477266][  T938]  do_syscall_64+0x117/0xfc0
[   99.477407][  T938]  ? trace_hardirqs_off+0xd/0x30
[   99.477545][  T938]  ? exc_page_fault+0xee/0x100
[   99.477682][  T938]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.477852][  T938] RIP: 0033:0x7fa69594d08e
[   99.477995][  T938] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.478499][  T938] RSP: 002b:00007ffd1844f610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.478708][  T938] RAX: ffffffffffffffda RBX: 00007ffd1844fdc0 RCX: 00007fa69594d08e
[   99.478914][  T938] RDX: 0000000000000000 RSI: 00007ffd1844f6c0 RDI: 0000000000000005
[   99.479125][  T938] RBP: 00007ffd1844f620 R08: 0000000000000000 R09: 0000000000000000
[   99.479336][  T938] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c6
[   99.479546][  T938] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1844fd90
[   99.479755][  T938]  </TASK>
[   99.479858][  T938] irq event stamp: 26769
[   99.479960][  T938] hardirqs last  enabled at (26777): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.480208][  T938] hardirqs last disabled at (26786): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.480450][  T938] softirqs last  enabled at (26080): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   99.480687][  T938] softirqs last disabled at (26075): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   99.480922][  T938] ---[ end trace 0000000000000000 ]---
[   99.481289][  T938] ------------[ cut here ]------------
[   99.481427][  T938] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/938
[   99.481655][  T938] CPU: 3 UID: 0 PID: 938 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.481924][  T938] Tainted: [W]=WARN
[   99.482026][  T938] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.482204][  T938] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.482376][  T938] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.482852][  T938] RSP: 0018:ffa0000002466f90 EFLAGS: 00010286
[   99.483021][  T938] RAX: 00000000ffffffa6 RBX: ff1100000f9fe900 RCX: 1ff400000048cdb8
[   99.483229][  T938] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fe9b8
[   99.483435][  T938] RBP: ff11000010ee1000 R08: 1fe2200001f3fd38 R09: ff11000011c00b80
[   99.483638][  T938] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   99.483842][  T938] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   99.484047][  T938] FS:  00007fa695713840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   99.484288][  T938] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.484465][  T938] CR2: 00000000223e89e8 CR3: 0000000015933004 CR4: 0000000000771ef0
[   99.484668][  T938] PKRU: 55555554
[   99.484771][  T938] Call Trace:
[   99.484872][  T938]  <TASK>
[   99.484943][  T938]  ? rcu_is_watching+0x15/0xd0
[   99.485078][  T938]  rtnetlink_event+0xe0/0x1f0
[   99.485219][  T938]  notifier_call_chain+0xb0/0x320
[   99.485356][  T938]  __netdev_upper_dev_link+0x3a5/0x590
[   99.485497][  T938]  ? netdev_wait_allrefs_any+0x570/0x570
[   99.485633][  T938]  ? do_raw_spin_lock+0x131/0x280
[   99.485770][  T938]  ? find_held_lock+0x2b/0x80
[   99.485905][  T938]  netdev_master_upper_dev_link+0x86/0xb0
[   99.486041][  T938]  ? netdev_upper_dev_link+0xb0/0xb0
[   99.486179][  T938]  ? lockdep_rtnl_is_held+0x1a/0x20
[   99.486315][  T938]  ? hsr_port_get_hsr+0x9c/0x150
[   99.486454][  T938]  hsr_add_port+0x4eb/0xb60
[   99.486588][  T938]  ? hsr_port_exists+0x60/0x60
[   99.486723][  T938]  ? timer_init_key+0x10d/0x280
[   99.486861][  T938]  hsr_dev_finalize+0x6e8/0xc00
[   99.486997][  T938]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.487137][  T938]  hsr_newlink+0x3b0/0x980
[   99.487272][  T938]  ? hsr_dellink+0x90/0x90
[   99.487411][  T938]  ? rtnl_create_link+0x169/0xf20
[   99.487546][  T938]  ? nla_strscpy+0xe3/0x180
[   99.487682][  T938]  rtnl_newlink_create+0x2da/0x780
[   99.487819][  T938]  ? rtnl_create_link+0xf20/0xf20
[   99.487954][  T938]  ? __dev_get_by_name+0x12/0x50
[   99.488088][  T938]  ? rtnl_dev_get+0xd7/0x170
[   99.488233][  T938]  __rtnl_newlink+0x22b/0xa50
[   99.488372][  T938]  rtnl_newlink+0x8d1/0xea0
[   99.488514][  T938]  ? lock_acquire.part.0+0xbc/0x260
[   99.488650][  T938]  ? __rtnl_newlink+0xa50/0xa50
[   99.488783][  T938]  ? mark_usage+0x61/0x170
[   99.488923][  T938]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.489059][  T938]  ? __rtnl_newlink+0xa50/0xa50
[   99.489202][  T938]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.489336][  T938]  ? validate_chain+0x38b/0xc20
[   99.489477][  T938]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.489610][  T938]  ? __lock_acquire+0x508/0xc10
[   99.489747][  T938]  ? lock_acquire.part.0+0xbc/0x260
[   99.489881][  T938]  ? find_held_lock+0x2b/0x80
[   99.490017][  T938]  netlink_rcv_skb+0x14e/0x3a0
[   99.490156][  T938]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.490292][  T938]  ? netlink_ack+0xcd0/0xcd0
[   99.490434][  T938]  ? netlink_deliver_tap+0xc5/0x330
[   99.490568][  T938]  ? netlink_deliver_tap+0x13c/0x330
[   99.490705][  T938]  netlink_unicast+0x486/0x750
[   99.490841][  T938]  ? netlink_attachskb+0x810/0x810
[   99.490978][  T938]  ? __lock_acquire+0x508/0xc10
[   99.491117][  T938]  netlink_sendmsg+0x735/0xc60
[   99.491253][  T938]  ? netlink_unicast+0x750/0x750
[   99.491389][  T938]  ? __might_fault+0x97/0x140
[   99.491530][  T938]  ____sys_sendmsg+0x419/0x850
[   99.491664][  T938]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.491799][  T938]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.491967][  T938]  ? move_addr_to_kernel+0x40/0x40
[   99.492109][  T938]  ? stack_depot_save_flags+0x367/0x770
[   99.492246][  T938]  ? validate_chain+0x38b/0xc20
[   99.492383][  T938]  ___sys_sendmsg+0x14e/0x1d0
[   99.492523][  T938]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.492690][  T938]  ? copy_msghdr_from_user+0x460/0x460
[   99.492836][  T938]  __sys_sendmsg+0x145/0x1f0
[   99.492971][  T938]  ? __sys_sendmsg_sock+0x20/0x20
[   99.493113][  T938]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.493284][  T938]  ? do_raw_spin_unlock+0x59/0x250
[   99.493423][  T938]  ? rcu_is_watching+0x15/0xd0
[   99.493559][  T938]  do_syscall_64+0x117/0xfc0
[   99.493694][  T938]  ? trace_hardirqs_off+0xd/0x30
[   99.493829][  T938]  ? exc_page_fault+0xee/0x100
[   99.493963][  T938]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.494137][  T938] RIP: 0033:0x7fa69594d08e
[   99.494278][  T938] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.494760][  T938] RSP: 002b:00007ffd1844f610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.495059][  T938] RAX: ffffffffffffffda RBX: 00007ffd1844fdc0 RCX: 00007fa69594d08e
[   99.495275][  T938] RDX: 0000000000000000 RSI: 00007ffd1844f6c0 RDI: 0000000000000005
[   99.495480][  T938] RBP: 00007ffd1844f620 R08: 0000000000000000 R09: 0000000000000000
[   99.495774][  T938] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c6
[   99.495976][  T938] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1844fd90
[   99.496188][  T938]  </TASK>
[   99.496290][  T938] irq event stamp: 27729
[   99.496391][  T938] hardirqs last  enabled at (27737): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.496630][  T938] hardirqs last disabled at (27744): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.496953][  T938] softirqs last  enabled at (26920): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.497194][  T938] softirqs last disabled at (26918): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.497524][  T938] ---[ end trace 0000000000000000 ]---
[   99.502490][  T938] ------------[ cut here ]------------
[   99.502635][  T938] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/938
[   99.502965][  T938] CPU: 3 UID: 0 PID: 938 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.503249][  T938] Tainted: [W]=WARN
[   99.503353][  T938] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.503624][  T938] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.503803][  T938] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.504389][  T938] RSP: 0018:ffa0000002466f10 EFLAGS: 00010286
[   99.504567][  T938] RAX: 00000000ffffffa6 RBX: ff1100000f9feac0 RCX: 1ff400000048cda8
[   99.504862][  T938] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9feb78
[   99.505064][  T938] RBP: ff11000015e54000 R08: 1fe2200001f3fd70 R09: ff11000011c00b80
[   99.505276][  T938] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   99.505579][  T938] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   99.505783][  T938] FS:  00007fa695713840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   99.506119][  T938] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.506293][  T938] CR2: 00000000223e89e8 CR3: 0000000015933004 CR4: 0000000000771ef0
[   99.506502][  T938] PKRU: 55555554
[   99.506603][  T938] Call Trace:
[   99.506796][  T938]  <TASK>
[   99.506866][  T938]  ? rcu_is_watching+0x15/0xd0
[   99.507003][  T938]  rtnetlink_event+0xe0/0x1f0
[   99.507146][  T938]  notifier_call_chain+0xb0/0x320
[   99.507378][  T938]  netif_set_mtu_ext+0x354/0x5f0
[   99.507528][  T938]  ? dev_validate_mtu+0x180/0x180
[   99.507667][  T938]  ? __netdev_update_features+0x4b0/0xdf0
[   99.507808][  T938]  netif_set_mtu+0x85/0xe0
[   99.508037][  T938]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   99.508183][  T938]  dev_set_mtu+0x9d/0x150
[   99.508289][  T938]  ? dev_disable_lro+0x95/0x140
[   99.508430][  T938]  hsr_add_port+0x6e3/0xb60
[   99.508570][  T938]  ? hsr_port_exists+0x60/0x60
[   99.508799][  T938]  ? timer_init_key+0x10d/0x280
[   99.508937][  T938]  hsr_dev_finalize+0x6e8/0xc00
[   99.509074][  T938]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.509306][  T938]  hsr_newlink+0x3b0/0x980
[   99.509448][  T938]  ? hsr_dellink+0x90/0x90
[   99.509586][  T938]  ? rtnl_create_link+0x169/0xf20
[   99.509724][  T938]  ? nla_strscpy+0xe3/0x180
[   99.509862][  T938]  rtnl_newlink_create+0x2da/0x780
[   99.510093][  T938]  ? rtnl_create_link+0xf20/0xf20
[   99.510236][  T938]  ? __dev_get_by_name+0x12/0x50
[   99.510372][  T938]  ? rtnl_dev_get+0xd7/0x170
[   99.510519][  T938]  __rtnl_newlink+0x22b/0xa50
[   99.510751][  T938]  rtnl_newlink+0x8d1/0xea0
[   99.510889][  T938]  ? lock_acquire.part.0+0xbc/0x260
[   99.511026][  T938]  ? __rtnl_newlink+0xa50/0xa50
[   99.511261][  T938]  ? mark_usage+0x61/0x170
[   99.511407][  T938]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.511546][  T938]  ? __rtnl_newlink+0xa50/0xa50
[   99.511683][  T938]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.511820][  T938]  ? validate_chain+0x38b/0xc20
[   99.512047][  T938]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.512187][  T938]  ? __lock_acquire+0x508/0xc10
[   99.512326][  T938]  ? lock_acquire.part.0+0xbc/0x260
[   99.512467][  T938]  ? find_held_lock+0x2b/0x80
[   99.512696][  T938]  netlink_rcv_skb+0x14e/0x3a0
[   99.512832][  T938]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.512967][  T938]  ? netlink_ack+0xcd0/0xcd0
[   99.513110][  T938]  ? netlink_deliver_tap+0xc5/0x330
[   99.513247][  T938]  ? netlink_deliver_tap+0x13c/0x330
[   99.513385][  T938]  netlink_unicast+0x486/0x750
[   99.513531][  T938]  ? netlink_attachskb+0x810/0x810
[   99.513669][  T938]  ? __lock_acquire+0x508/0xc10
[   99.513899][  T938]  netlink_sendmsg+0x735/0xc60
[   99.514036][  T938]  ? netlink_unicast+0x750/0x750
[   99.514179][  T938]  ? __might_fault+0x97/0x140
[   99.514317][  T938]  ____sys_sendmsg+0x419/0x850
[   99.514551][  T938]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.514687][  T938]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.514857][  T938]  ? move_addr_to_kernel+0x40/0x40
[   99.515087][  T938]  ? stack_depot_save_flags+0x367/0x770
[   99.515233][  T938]  ? validate_chain+0x38b/0xc20
[   99.515372][  T938]  ___sys_sendmsg+0x14e/0x1d0
[   99.515514][  T938]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.515779][  T938]  ? copy_msghdr_from_user+0x460/0x460
[   99.515926][  T938]  __sys_sendmsg+0x145/0x1f0
[   99.516065][  T938]  ? __sys_sendmsg_sock+0x20/0x20
[   99.516207][  T938]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.516476][  T938]  ? do_raw_spin_unlock+0x59/0x250
[   99.516613][  T938]  ? rcu_is_watching+0x15/0xd0
[   99.516749][  T938]  do_syscall_64+0x117/0xfc0
[   99.516886][  T938]  ? trace_hardirqs_off+0xd/0x30
[   99.517121][  T938]  ? exc_page_fault+0xee/0x100
[   99.517259][  T938]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.517435][  T938] RIP: 0033:0x7fa69594d08e
[   99.517576][  T938] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.518162][  T938] RSP: 002b:00007ffd1844f610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.518467][  T938] RAX: ffffffffffffffda RBX: 00007ffd1844fdc0 RCX: 00007fa69594d08e
[   99.518671][  T938] RDX: 0000000000000000 RSI: 00007ffd1844f6c0 RDI: 0000000000000005
[   99.518876][  T938] RBP: 00007ffd1844f620 R08: 0000000000000000 R09: 0000000000000000
[   99.519178][  T938] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c6
[   99.519384][  T938] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1844fd90
[   99.519690][  T938]  </TASK>
[   99.519791][  T938] irq event stamp: 32815
[   99.519892][  T938] hardirqs last  enabled at (32823): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.520135][  T938] hardirqs last disabled at (32832): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.520469][  T938] softirqs last  enabled at (27812): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.520706][  T938] softirqs last disabled at (27810): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.521036][  T938] ---[ end trace 0000000000000000 ]---
[   99.521219][  T938] vethB: entered promiscuous mode
[   99.521409][  T938] ------------[ cut here ]------------
[   99.521638][  T938] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/938
[   99.521875][  T938] CPU: 3 UID: 0 PID: 938 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.522157][  T938] Tainted: [W]=WARN
[   99.522262][  T938] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.522440][  T938] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.522621][  T938] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.523218][  T938] RSP: 0018:ffa0000002466fb0 EFLAGS: 00010286
[   99.523492][  T938] RAX: 00000000ffffffa6 RBX: ff1100000f9ff000 RCX: 1ff400000048cdbc
[   99.523700][  T938] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9ff0b8
[   99.523906][  T938] RBP: ff11000007939000 R08: 1fe2200001f3fe18 R09: ff11000011c00b80
[   99.524213][  T938] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   99.524441][  T938] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007939000
[   99.524648][  T938] FS:  00007fa695713840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   99.524987][  T938] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.525167][  T938] CR2: 00000000223e89e8 CR3: 0000000015933004 CR4: 0000000000771ef0
[   99.525476][  T938] PKRU: 55555554
[   99.525580][  T938] Call Trace:
[   99.525683][  T938]  <TASK>
[   99.525754][  T938]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   99.525894][  T938]  ? netlink_sendmsg+0x735/0xc60
[   99.526131][  T938]  rtmsg_ifinfo+0x5c/0xb0
[   99.526238][  T938]  __dev_notify_flags+0x1b8/0x280
[   99.526376][  T938]  ? netdev_info+0xe2/0x116
[   99.526521][  T938]  ? netdev_notice+0x120/0x120
[   99.526658][  T938]  ? netif_change_name+0x8c0/0x8c0
[   99.526894][  T938]  __dev_set_promiscuity+0x194/0x230
[   99.527034][  T938]  netif_set_promiscuity+0x4c/0xc0
[   99.527180][  T938]  dev_set_promiscuity+0x9d/0x150
[   99.527320][  T938]  hsr_add_port+0x48c/0xb60
[   99.527560][  T938]  ? hsr_port_exists+0x60/0x60
[   99.527698][  T938]  ? timer_init_key+0x10d/0x280
[   99.527838][  T938]  hsr_dev_finalize+0x727/0xc00
[   99.527978][  T938]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.528217][  T938]  hsr_newlink+0x3b0/0x980
[   99.528359][  T938]  ? hsr_dellink+0x90/0x90
[   99.528500][  T938]  ? rtnl_create_link+0x169/0xf20
[   99.528637][  T938]  ? nla_strscpy+0xe3/0x180
[   99.528872][  T938]  rtnl_newlink_create+0x2da/0x780
[   99.529012][  T938]  ? rtnl_create_link+0xf20/0xf20
[   99.529153][  T938]  ? __dev_get_by_name+0x12/0x50
[   99.529292][  T938]  ? rtnl_dev_get+0xd7/0x170
[   99.529533][  T938]  __rtnl_newlink+0x22b/0xa50
[   99.529675][  T938]  rtnl_newlink+0x8d1/0xea0
[   99.529814][  T938]  ? lock_acquire.part.0+0xbc/0x260
[   99.529952][  T938]  ? __rtnl_newlink+0xa50/0xa50
[   99.530190][  T938]  ? mark_usage+0x61/0x170
[   99.530332][  T938]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.530474][  T938]  ? __rtnl_newlink+0xa50/0xa50
[   99.530613][  T938]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.530846][  T938]  ? validate_chain+0x38b/0xc20
[   99.530987][  T938]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.531130][  T938]  ? __lock_acquire+0x508/0xc10
[   99.531272][  T938]  ? lock_acquire.part.0+0xbc/0x260
[   99.531511][  T938]  ? find_held_lock+0x2b/0x80
[   99.531648][  T938]  netlink_rcv_skb+0x14e/0x3a0
[   99.531785][  T938]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.531923][  T938]  ? netlink_ack+0xcd0/0xcd0
[   99.532165][  T938]  ? netlink_deliver_tap+0xc5/0x330
[   99.532305][  T938]  ? netlink_deliver_tap+0x13c/0x330
[   99.532448][  T938]  netlink_unicast+0x486/0x750
[   99.532588][  T938]  ? netlink_attachskb+0x810/0x810
[   99.532822][  T938]  ? __lock_acquire+0x508/0xc10
[   99.532961][  T938]  netlink_sendmsg+0x735/0xc60
[   99.533103][  T938]  ? netlink_unicast+0x750/0x750
[   99.533243][  T938]  ? __might_fault+0x97/0x140
[   99.533482][  T938]  ____sys_sendmsg+0x419/0x850
[   99.533619][  T938]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.533757][  T938]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.534023][  T938]  ? move_addr_to_kernel+0x40/0x40
[   99.534172][  T938]  ? stack_depot_save_flags+0x367/0x770
[   99.534310][  T938]  ? validate_chain+0x38b/0xc20
[   99.534454][  T938]  ___sys_sendmsg+0x14e/0x1d0
[   99.534689][  T938]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.534861][  T938]  ? copy_msghdr_from_user+0x460/0x460
[   99.535008][  T938]  __sys_sendmsg+0x145/0x1f0
[   99.535151][  T938]  ? __sys_sendmsg_sock+0x20/0x20
[   99.535384][  T938]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.535565][  T938]  ? do_raw_spin_unlock+0x59/0x250
[   99.535703][  T938]  ? rcu_is_watching+0x15/0xd0
[   99.535843][  T938]  do_syscall_64+0x117/0xfc0
[   99.536076][  T938]  ? trace_hardirqs_off+0xd/0x30
[   99.536221][  T938]  ? exc_page_fault+0xee/0x100
[   99.536359][  T938]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.536533][  T938] RIP: 0033:0x7fa69594d08e
[   99.536775][  T938] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.537381][  T938] RSP: 002b:00007ffd1844f610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.537592][  T938] RAX: ffffffffffffffda RBX: 00007ffd1844fdc0 RCX: 00007fa69594d08e
[   99.537799][  T938] RDX: 0000000000000000 RSI: 00007ffd1844f6c0 RDI: 0000000000000005
[   99.538106][  T938] RBP: 00007ffd1844f620 R08: 0000000000000000 R09: 0000000000000000
[   99.538315][  T938] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c6
[   99.538526][  T938] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1844fd90
[   99.538833][  T938]  </TASK>
[   99.538935][  T938] irq event stamp: 33735
[   99.539037][  T938] hardirqs last  enabled at (33743): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.539376][  T938] hardirqs last disabled at (33752): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.539637][  T938] softirqs last  enabled at (32930): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.539972][  T938] softirqs last disabled at (32928): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.540212][  T938] ---[ end trace 0000000000000000 ]---
[   99.540615][  T938] ------------[ cut here ]------------
[   99.540834][  T938] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/938
[   99.541066][  T938] CPU: 3 UID: 0 PID: 938 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.541438][  T938] Tainted: [W]=WARN
[   99.541541][  T938] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.541709][  T938] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.541882][  T938] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.542463][  T938] RSP: 0018:ffa0000002466f90 EFLAGS: 00010286
[   99.542725][  T938] RAX: 00000000ffffffa6 RBX: ff1100000f9fec80 RCX: 1ff400000048cdb8
[   99.542924][  T938] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fed38
[   99.543128][  T938] RBP: ff11000007939000 R08: 1fe2200001f3fda8 R09: ff11000011c00b80
[   99.543427][  T938] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   99.543628][  T938] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   99.543830][  T938] FS:  00007fa695713840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   99.544166][  T938] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.544336][  T938] CR2: 00000000223e89e8 CR3: 0000000015933004 CR4: 0000000000771ef0
[   99.544635][  T938] PKRU: 55555554
[   99.544737][  T938] Call Trace:
[   99.544838][  T938]  <TASK>
[   99.544907][  T938]  ? rcu_is_watching+0x15/0xd0
[   99.545041][  T938]  rtnetlink_event+0xe0/0x1f0
[   99.545269][  T938]  notifier_call_chain+0xb0/0x320
[   99.545410][  T938]  __netdev_upper_dev_link+0x3a5/0x590
[   99.545547][  T938]  ? netdev_wait_allrefs_any+0x570/0x570
[   99.545685][  T938]  ? do_raw_spin_lock+0x131/0x280
[   99.545911][  T938]  ? find_held_lock+0x2b/0x80
[   99.546045][  T938]  netdev_master_upper_dev_link+0x86/0xb0
[   99.546187][  T938]  ? netdev_upper_dev_link+0xb0/0xb0
[   99.546322][  T938]  ? lockdep_rtnl_is_held+0x1a/0x20
[   99.546554][  T938]  ? hsr_port_get_hsr+0x9c/0x150
[   99.546691][  T938]  hsr_add_port+0x4eb/0xb60
[   99.546827][  T938]  ? hsr_port_exists+0x60/0x60
[   99.546962][  T938]  ? timer_init_key+0x10d/0x280
[   99.547196][  T938]  hsr_dev_finalize+0x727/0xc00
[   99.547333][  T938]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.547471][  T938]  hsr_newlink+0x3b0/0x980
[   99.547605][  T938]  ? hsr_dellink+0x90/0x90
[   99.547829][  T938]  ? rtnl_create_link+0x169/0xf20
[   99.547963][  T938]  ? nla_strscpy+0xe3/0x180
[   99.548102][  T938]  rtnl_newlink_create+0x2da/0x780
[   99.548239][  T938]  ? rtnl_create_link+0xf20/0xf20
[   99.548466][  T938]  ? __dev_get_by_name+0x12/0x50
[   99.548600][  T938]  ? rtnl_dev_get+0xd7/0x170
[   99.548738][  T938]  __rtnl_newlink+0x22b/0xa50
[   99.548875][  T938]  rtnl_newlink+0x8d1/0xea0
[   99.549106][  T938]  ? lock_acquire.part.0+0xbc/0x260
[   99.549241][  T938]  ? __rtnl_newlink+0xa50/0xa50
[   99.549374][  T938]  ? mark_usage+0x61/0x170
[   99.549516][  T938]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.549741][  T938]  ? __rtnl_newlink+0xa50/0xa50
[   99.549876][  T938]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.550010][  T938]  ? validate_chain+0x38b/0xc20
[   99.550148][  T938]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.550374][  T938]  ? __lock_acquire+0x508/0xc10
[   99.550512][  T938]  ? lock_acquire.part.0+0xbc/0x260
[   99.550645][  T938]  ? find_held_lock+0x2b/0x80
[   99.550782][  T938]  netlink_rcv_skb+0x14e/0x3a0
[   99.551006][  T938]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.551145][  T938]  ? netlink_ack+0xcd0/0xcd0
[   99.551283][  T938]  ? netlink_deliver_tap+0xc5/0x330
[   99.551424][  T938]  ? netlink_deliver_tap+0x13c/0x330
[   99.551650][  T938]  netlink_unicast+0x486/0x750
[   99.551786][  T938]  ? netlink_attachskb+0x810/0x810
[   99.551923][  T938]  ? __lock_acquire+0x508/0xc10
[   99.552058][  T938]  netlink_sendmsg+0x735/0xc60
[   99.552292][  T938]  ? netlink_unicast+0x750/0x750
[   99.552432][  T938]  ? __might_fault+0x97/0x140
[   99.552567][  T938]  ____sys_sendmsg+0x419/0x850
[   99.552701][  T938]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.552925][  T938]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.553091][  T938]  ? move_addr_to_kernel+0x40/0x40
[   99.553233][  T938]  ? stack_depot_save_flags+0x367/0x770
[   99.553367][  T938]  ? validate_chain+0x38b/0xc20
[   99.553599][  T938]  ___sys_sendmsg+0x14e/0x1d0
[   99.553732][  T938]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.553896][  T938]  ? copy_msghdr_from_user+0x460/0x460
[   99.554040][  T938]  __sys_sendmsg+0x145/0x1f0
[   99.554178][  T938]  ? __sys_sendmsg_sock+0x20/0x20
[   99.554314][  T938]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.554489][  T938]  ? do_raw_spin_unlock+0x59/0x250
[   99.554624][  T938]  ? rcu_is_watching+0x15/0xd0
[   99.554851][  T938]  do_syscall_64+0x117/0xfc0
[   99.554986][  T938]  ? trace_hardirqs_off+0xd/0x30
[   99.555125][  T938]  ? exc_page_fault+0xee/0x100
[   99.555264][  T938]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.555527][  T938] RIP: 0033:0x7fa69594d08e
[   99.555667][  T938] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.556245][  T938] RSP: 002b:00007ffd1844f610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.556452][  T938] RAX: ffffffffffffffda RBX: 00007ffd1844fdc0 RCX: 00007fa69594d08e
[   99.556747][  T938] RDX: 0000000000000000 RSI: 00007ffd1844f6c0 RDI: 0000000000000005
[   99.556948][  T938] RBP: 00007ffd1844f620 R08: 0000000000000000 R09: 0000000000000000
[   99.557153][  T938] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c6
[   99.557451][  T938] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1844fd90
[   99.557661][  T938]  </TASK>
[   99.557760][  T938] irq event stamp: 34701
[   99.557951][  T938] hardirqs last  enabled at (34709): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.558190][  T938] hardirqs last disabled at (34718): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.558429][  T938] softirqs last  enabled at (33886): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.558754][  T938] softirqs last disabled at (33884): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.558986][  T938] ---[ end trace 0000000000000000 ]---
[   99.559273][  T938] ------------[ cut here ]------------
[   99.559404][  T938] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/938
[   99.559628][  T938] CPU: 3 UID: 0 PID: 938 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.559978][  T938] Tainted: [W]=WARN
[   99.560077][  T938] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.560243][  T938] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.560507][  T938] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.561057][  T938] RSP: 0018:ffa00000024671a0 EFLAGS: 00010286
[   99.561227][  T938] RAX: 00000000ffffffa6 RBX: ff1100000f9fee40 RCX: 1ff400000048cdfa
[   99.561426][  T938] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9feef8
[   99.561708][  T938] RBP: ff11000015e54000 R08: 1fe2200001f3fde0 R09: ff11000011c00b80
[   99.561905][  T938] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   99.562102][  T938] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   99.562384][  T938] FS:  00007fa695713840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[   99.562616][  T938] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.562781][  T938] CR2: 00000000223e89e8 CR3: 0000000015933004 CR4: 0000000000771ef0
[   99.562977][  T938] PKRU: 55555554
[   99.563073][  T938] Call Trace:
[   99.563173][  T938]  <TASK>
[   99.563240][  T938]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   99.563462][  T938]  rtmsg_ifinfo+0x5c/0xb0
[   99.563560][  T938]  __dev_notify_flags+0x1b8/0x280
[   99.563692][  T938]  ? netif_change_name+0x8c0/0x8c0
[   99.563821][  T938]  ? hsr_dev_finalize+0x925/0xc00
[   99.564038][  T938]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.564172][  T938]  ? hsr_newlink+0x3b0/0x980
[   99.564302][  T938]  ? hsr_dellink+0x90/0x90
[   99.564437][  T938]  rtnl_configure_link+0x1ac/0x390
[   99.564653][  T938]  ? nla_strscpy+0xe3/0x180
[   99.564782][  T938]  rtnl_newlink_create+0x353/0x780
[   99.564915][  T938]  ? rtnl_create_link+0xf20/0xf20
[   99.565044][  T938]  ? __dev_get_by_name+0x12/0x50
[   99.565264][  T938]  ? rtnl_dev_get+0xd7/0x170
[   99.565402][  T938]  __rtnl_newlink+0x22b/0xa50
[   99.565538][  T938]  rtnl_newlink+0x8d1/0xea0
[   99.565669][  T938]  ? lock_acquire.part.0+0xbc/0x260
[   99.565885][  T938]  ? __rtnl_newlink+0xa50/0xa50
[   99.566017][  T938]  ? mark_usage+0x61/0x170
[   99.566156][  T938]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.566288][  T938]  ? __rtnl_newlink+0xa50/0xa50
[   99.566508][  T938]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.566638][  T938]  ? validate_chain+0x38b/0xc20
[   99.566766][  T938]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.566894][  T938]  ? __lock_acquire+0x508/0xc10
[   99.567115][  T938]  ? lock_acquire.part.0+0xbc/0x260
[   99.567247][  T938]  ? find_held_lock+0x2b/0x80
[   99.567378][  T938]  netlink_rcv_skb+0x14e/0x3a0
[   99.567512][  T938]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.567728][  T938]  ? netlink_ack+0xcd0/0xcd0
[   99.567860][  T938]  ? netlink_deliver_tap+0xc5/0x330
[   99.567990][  T938]  ? netlink_deliver_tap+0x13c/0x330
[   99.568126][  T938]  netlink_unicast+0x486/0x750
[   99.568348][  T938]  ? netlink_attachskb+0x810/0x810
[   99.568488][  T938]  ? __lock_acquire+0x508/0xc10
[   99.568621][  T938]  netlink_sendmsg+0x735/0xc60
[   99.568751][  T938]  ? netlink_unicast+0x750/0x750
[   99.568969][  T938]  ? __might_fault+0x97/0x140
[   99.569105][  T938]  ____sys_sendmsg+0x419/0x850
[   99.569237][  T938]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.569367][  T938]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.569619][  T938]  ? move_addr_to_kernel+0x40/0x40
[   99.569751][  T938]  ? stack_depot_save_flags+0x367/0x770
[   99.569882][  T938]  ? validate_chain+0x38b/0xc20
[   99.570013][  T938]  ___sys_sendmsg+0x14e/0x1d0
[   99.570146][  T938]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.570307][  T938]  ? copy_msghdr_from_user+0x460/0x460
[   99.570451][  T938]  __sys_sendmsg+0x145/0x1f0
[   99.570581][  T938]  ? __sys_sendmsg_sock+0x20/0x20
[   99.570799][  T938]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.570961][  T938]  ? do_raw_spin_unlock+0x59/0x250
[   99.571092][  T938]  ? rcu_is_watching+0x15/0xd0
[   99.571316][  T938]  do_syscall_64+0x117/0xfc0
[   99.571450][  T938]  ? trace_hardirqs_off+0xd/0x30
[   99.571581][  T938]  ? exc_page_fault+0xee/0x100
[   99.571710][  T938]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.571958][  T938] RIP: 0033:0x7fa69594d08e
[   99.572092][  T938] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.572657][  T938] RSP: 002b:00007ffd1844f610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.572853][  T938] RAX: ffffffffffffffda RBX: 00007ffd1844fdc0 RCX: 00007fa69594d08e
[   99.573045][  T938] RDX: 0000000000000000 RSI: 00007ffd1844f6c0 RDI: 0000000000000005
[   99.573241][  T938] RBP: 00007ffd1844f620 R08: 0000000000000000 R09: 0000000000000000
[   99.573440][  T938] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c6
[   99.573723][  T938] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1844fd90
[   99.573923][  T938]  </TASK>
[   99.574019][  T938] irq event stamp: 35549
[   99.574121][  T938] hardirqs last  enabled at (35559): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.574438][  T938] hardirqs last disabled at (35566): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.574663][  T938] softirqs last  enabled at (34822): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.574972][  T938] softirqs last disabled at (34820): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.575203][  T938] ---[ end trace 0000000000000000 ]---
[   99.614030][  T939] vethA: entered promiscuous mode
[   99.614662][  T939] ------------[ cut here ]------------
[   99.614804][  T939] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/939
[   99.615047][  T939] CPU: 0 UID: 0 PID: 939 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.615339][  T939] Tainted: [W]=WARN
[   99.615452][  T939] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.615626][  T939] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.615807][  T939] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.616311][  T939] RSP: 0018:ffa0000002476fb0 EFLAGS: 00010286
[   99.616491][  T939] RAX: 00000000ffffffa6 RBX: ff11000004be0e40 RCX: 1ff400000048edbc
[   99.616700][  T939] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004be0ef8
[   99.616910][  T939] RBP: ff11000010ef9000 R08: 1fe220000097c1e0 R09: ff11000016238b80
[   99.617123][  T939] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   99.617337][  T939] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010ef9000
[   99.617551][  T939] FS:  00007f94f80c8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   99.617796][  T939] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.617972][  T939] CR2: 000000003c8d99e8 CR3: 0000000010625005 CR4: 0000000000771ef0
[   99.618186][  T939] PKRU: 55555554
[   99.618291][  T939] Call Trace:
[   99.618394][  T939]  <TASK>
[   99.618472][  T939]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   99.618612][  T939]  ? netlink_sendmsg+0x735/0xc60
[   99.618753][  T939]  rtmsg_ifinfo+0x5c/0xb0
[   99.618859][  T939]  __dev_notify_flags+0x1b8/0x280
[   99.619000][  T939]  ? netdev_info+0xe2/0x116
[   99.619146][  T939]  ? netdev_notice+0x120/0x120
[   99.619287][  T939]  ? netif_change_name+0x8c0/0x8c0
[   99.619434][  T939]  __dev_set_promiscuity+0x194/0x230
[   99.619575][  T939]  netif_set_promiscuity+0x4c/0xc0
[   99.619716][  T939]  dev_set_promiscuity+0x9d/0x150
[   99.619856][  T939]  hsr_add_port+0x48c/0xb60
[   99.619997][  T939]  ? hsr_port_exists+0x60/0x60
[   99.620144][  T939]  ? timer_init_key+0x10d/0x280
[   99.620288][  T939]  hsr_dev_finalize+0x6e8/0xc00
[   99.620433][  T939]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.620573][  T939]  hsr_newlink+0x3b0/0x980
[   99.620713][  T939]  ? hsr_dellink+0x90/0x90
[   99.620853][  T939]  ? rtnl_create_link+0x169/0xf20
[   99.620994][  T939]  ? nla_strscpy+0xe3/0x180
[   99.621141][  T939]  rtnl_newlink_create+0x2da/0x780
[   99.621282][  T939]  ? rtnl_create_link+0xf20/0xf20
[   99.621427][  T939]  ? __dev_get_by_name+0x12/0x50
[   99.621566][  T939]  ? rtnl_dev_get+0xd7/0x170
[   99.621711][  T939]  __rtnl_newlink+0x22b/0xa50
[   99.621853][  T939]  rtnl_newlink+0x8d1/0xea0
[   99.621996][  T939]  ? lock_acquire.part.0+0xbc/0x260
[   99.622141][  T939]  ? __rtnl_newlink+0xa50/0xa50
[   99.622281][  T939]  ? mark_usage+0x61/0x170
[   99.622431][  T939]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.622571][  T939]  ? __rtnl_newlink+0xa50/0xa50
[   99.622709][  T939]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.622850][  T939]  ? validate_chain+0x38b/0xc20
[   99.622989][  T939]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.623134][  T939]  ? __lock_acquire+0x508/0xc10
[   99.623276][  T939]  ? lock_acquire.part.0+0xbc/0x260
[   99.623419][  T939]  ? find_held_lock+0x2b/0x80
[   99.623560][  T939]  netlink_rcv_skb+0x14e/0x3a0
[   99.623700][  T939]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.623840][  T939]  ? netlink_ack+0xcd0/0xcd0
[   99.623984][  T939]  ? netlink_deliver_tap+0xc5/0x330
[   99.624128][  T939]  ? netlink_deliver_tap+0x13c/0x330
[   99.624272][  T939]  netlink_unicast+0x486/0x750
[   99.624414][  T939]  ? netlink_attachskb+0x810/0x810
[   99.624555][  T939]  ? __lock_acquire+0x508/0xc10
[   99.624695][  T939]  netlink_sendmsg+0x735/0xc60
[   99.624835][  T939]  ? netlink_unicast+0x750/0x750
[   99.624975][  T939]  ? __might_fault+0x97/0x140
[   99.625122][  T939]  ____sys_sendmsg+0x419/0x850
[   99.625263][  T939]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.625406][  T939]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.625579][  T939]  ? move_addr_to_kernel+0x40/0x40
[   99.625720][  T939]  ? stack_depot_save_flags+0x367/0x770
[   99.625861][  T939]  ? validate_chain+0x38b/0xc20
[   99.626001][  T939]  ___sys_sendmsg+0x14e/0x1d0
[   99.626156][  T939]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.626329][  T939]  ? copy_msghdr_from_user+0x460/0x460
[   99.626482][  T939]  __sys_sendmsg+0x145/0x1f0
[   99.626623][  T939]  ? __sys_sendmsg_sock+0x20/0x20
[   99.626761][  T939]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.626934][  T939]  ? do_raw_spin_unlock+0x59/0x250
[   99.627073][  T939]  ? rcu_is_watching+0x15/0xd0
[   99.627217][  T939]  do_syscall_64+0x117/0xfc0
[   99.627355][  T939]  ? trace_hardirqs_off+0xd/0x30
[   99.627498][  T939]  ? exc_page_fault+0xee/0x100
[   99.627637][  T939]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.627810][  T939] RIP: 0033:0x7f94f830208e
[   99.627957][  T939] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.628467][  T939] RSP: 002b:00007ffea1e78aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.628676][  T939] RAX: ffffffffffffffda RBX: 00007ffea1e79250 RCX: 00007f94f830208e
[   99.628885][  T939] RDX: 0000000000000000 RSI: 00007ffea1e78b50 RDI: 0000000000000005
[   99.629094][  T939] RBP: 00007ffea1e78ab0 R08: 0000000000000000 R09: 0000000000000000
[   99.629308][  T939] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[   99.629520][  T939] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea1e79220
[   99.629732][  T939]  </TASK>
[   99.629836][  T939] irq event stamp: 16431
[   99.629941][  T939] hardirqs last  enabled at (16439): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.630189][  T939] hardirqs last disabled at (16448): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.630434][  T939] softirqs last  enabled at (15628): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.630675][  T939] softirqs last disabled at (15626): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.630918][  T939] ---[ end trace 0000000000000000 ]---
[   99.631284][  T939] ------------[ cut here ]------------
[   99.631423][  T939] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/939
[   99.631654][  T939] CPU: 0 UID: 0 PID: 939 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.631926][  T939] Tainted: [W]=WARN
[   99.632027][  T939] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.632204][  T939] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.632380][  T939] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.632863][  T939] RSP: 0018:ffa0000002476f90 EFLAGS: 00010286
[   99.633032][  T939] RAX: 00000000ffffffa6 RBX: ff11000004be1000 RCX: 1ff400000048edb8
[   99.633238][  T939] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004be10b8
[   99.633442][  T939] RBP: ff11000010ef9000 R08: 1fe220000097c218 R09: ff11000016238b80
[   99.633643][  T939] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   99.633845][  T939] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   99.634047][  T939] FS:  00007f94f80c8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   99.634288][  T939] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.634462][  T939] CR2: 000000003c8d99e8 CR3: 0000000010625005 CR4: 0000000000771ef0
[   99.634663][  T939] PKRU: 55555554
[   99.634764][  T939] Call Trace:
[   99.634865][  T939]  <TASK>
[   99.634934][  T939]  ? rcu_is_watching+0x15/0xd0
[   99.635070][  T939]  rtnetlink_event+0xe0/0x1f0
[   99.635224][  T939]  notifier_call_chain+0xb0/0x320
[   99.635360][  T939]  __netdev_upper_dev_link+0x3a5/0x590
[   99.635500][  T939]  ? netdev_wait_allrefs_any+0x570/0x570
[   99.635639][  T939]  ? do_raw_spin_lock+0x131/0x280
[   99.635775][  T939]  ? find_held_lock+0x2b/0x80
[   99.635911][  T939]  netdev_master_upper_dev_link+0x86/0xb0
[   99.636047][  T939]  ? netdev_upper_dev_link+0xb0/0xb0
[   99.636187][  T939]  ? lockdep_rtnl_is_held+0x1a/0x20
[   99.636323][  T939]  ? hsr_port_get_hsr+0x9c/0x150
[   99.636463][  T939]  hsr_add_port+0x4eb/0xb60
[   99.636598][  T939]  ? hsr_port_exists+0x60/0x60
[   99.636733][  T939]  ? timer_init_key+0x10d/0x280
[   99.636869][  T939]  hsr_dev_finalize+0x6e8/0xc00
[   99.637004][  T939]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.637143][  T939]  hsr_newlink+0x3b0/0x980
[   99.637280][  T939]  ? hsr_dellink+0x90/0x90
[   99.637419][  T939]  ? rtnl_create_link+0x169/0xf20
[   99.637553][  T939]  ? nla_strscpy+0xe3/0x180
[   99.637691][  T939]  rtnl_newlink_create+0x2da/0x780
[   99.637830][  T939]  ? rtnl_create_link+0xf20/0xf20
[   99.637964][  T939]  ? __dev_get_by_name+0x12/0x50
[   99.638106][  T939]  ? rtnl_dev_get+0xd7/0x170
[   99.638247][  T939]  __rtnl_newlink+0x22b/0xa50
[   99.638386][  T939]  rtnl_newlink+0x8d1/0xea0
[   99.638530][  T939]  ? lock_acquire.part.0+0xbc/0x260
[   99.638667][  T939]  ? __rtnl_newlink+0xa50/0xa50
[   99.638804][  T939]  ? mark_usage+0x61/0x170
[   99.638943][  T939]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.639082][  T939]  ? __rtnl_newlink+0xa50/0xa50
[   99.639225][  T939]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.639361][  T939]  ? validate_chain+0x38b/0xc20
[   99.639500][  T939]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.639636][  T939]  ? __lock_acquire+0x508/0xc10
[   99.639772][  T939]  ? lock_acquire.part.0+0xbc/0x260
[   99.639908][  T939]  ? find_held_lock+0x2b/0x80
[   99.640046][  T939]  netlink_rcv_skb+0x14e/0x3a0
[   99.640188][  T939]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.640325][  T939]  ? netlink_ack+0xcd0/0xcd0
[   99.640467][  T939]  ? netlink_deliver_tap+0xc5/0x330
[   99.640602][  T939]  ? netlink_deliver_tap+0x13c/0x330
[   99.640740][  T939]  netlink_unicast+0x486/0x750
[   99.640878][  T939]  ? netlink_attachskb+0x810/0x810
[   99.641014][  T939]  ? __lock_acquire+0x508/0xc10
[   99.641160][  T939]  netlink_sendmsg+0x735/0xc60
[   99.641298][  T939]  ? netlink_unicast+0x750/0x750
[   99.641437][  T939]  ? __might_fault+0x97/0x140
[   99.641573][  T939]  ____sys_sendmsg+0x419/0x850
[   99.641708][  T939]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.641843][  T939]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.642014][  T939]  ? move_addr_to_kernel+0x40/0x40
[   99.642158][  T939]  ? stack_depot_save_flags+0x367/0x770
[   99.642295][  T939]  ? validate_chain+0x38b/0xc20
[   99.642437][  T939]  ___sys_sendmsg+0x14e/0x1d0
[   99.642570][  T939]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.642737][  T939]  ? copy_msghdr_from_user+0x460/0x460
[   99.642882][  T939]  __sys_sendmsg+0x145/0x1f0
[   99.643019][  T939]  ? __sys_sendmsg_sock+0x20/0x20
[   99.643162][  T939]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.643336][  T939]  ? do_raw_spin_unlock+0x59/0x250
[   99.643478][  T939]  ? rcu_is_watching+0x15/0xd0
[   99.643615][  T939]  do_syscall_64+0x117/0xfc0
[   99.643750][  T939]  ? trace_hardirqs_off+0xd/0x30
[   99.643886][  T939]  ? exc_page_fault+0xee/0x100
[   99.644024][  T939]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.644205][  T939] RIP: 0033:0x7f94f830208e
[   99.644347][  T939] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.644836][  T939] RSP: 002b:00007ffea1e78aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.645044][  T939] RAX: ffffffffffffffda RBX: 00007ffea1e79250 RCX: 00007f94f830208e
[   99.645254][  T939] RDX: 0000000000000000 RSI: 00007ffea1e78b50 RDI: 0000000000000005
[   99.645464][  T939] RBP: 00007ffea1e78ab0 R08: 0000000000000000 R09: 0000000000000000
[   99.645670][  T939] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[   99.645875][  T939] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea1e79220
[   99.646082][  T939]  </TASK>
[   99.646190][  T939] irq event stamp: 17391
[   99.646293][  T939] hardirqs last  enabled at (17399): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.646533][  T939] hardirqs last disabled at (17406): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.646770][  T939] softirqs last  enabled at (16582): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.647004][  T939] softirqs last disabled at (16580): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.647245][  T939] ---[ end trace 0000000000000000 ]---
[   99.647493][  T939] ------------[ cut here ]------------
[   99.647630][  T939] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/939
[   99.647870][  T939] CPU: 0 UID: 0 PID: 939 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.648150][  T939] Tainted: [W]=WARN
[   99.648255][  T939] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.648433][  T939] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.648611][  T939] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.649107][  T939] RSP: 0018:ffa0000002476f10 EFLAGS: 00010286
[   99.649281][  T939] RAX: 00000000ffffffa6 RBX: ff11000004be11c0 RCX: 1ff400000048eda8
[   99.649493][  T939] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004be1278
[   99.649699][  T939] RBP: ff11000013f21000 R08: 1fe220000097c250 R09: ff11000016238b80
[   99.649906][  T939] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   99.650115][  T939] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   99.650323][  T939] FS:  00007f94f80c8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   99.650570][  T939] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.650743][  T939] CR2: 000000003c8d99e8 CR3: 0000000010625005 CR4: 0000000000771ef0
[   99.650951][  T939] PKRU: 55555554
[   99.651054][  T939] Call Trace:
[   99.651166][  T939]  <TASK>
[   99.651238][  T939]  ? rcu_is_watching+0x15/0xd0
[   99.651376][  T939]  rtnetlink_event+0xe0/0x1f0
[   99.651522][  T939]  notifier_call_chain+0xb0/0x320
[   99.651663][  T939]  netif_set_mtu_ext+0x354/0x5f0
[   99.651804][  T939]  ? dev_validate_mtu+0x180/0x180
[   99.651944][  T939]  ? __netdev_update_features+0x4b0/0xdf0
[   99.652088][  T939]  netif_set_mtu+0x85/0xe0
[   99.652234][  T939]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   99.652379][  T939]  dev_set_mtu+0x9d/0x150
[   99.652490][  T939]  ? dev_disable_lro+0x95/0x140
[   99.652632][  T939]  hsr_add_port+0x6e3/0xb60
[   99.652770][  T939]  ? hsr_port_exists+0x60/0x60
[   99.652909][  T939]  ? timer_init_key+0x10d/0x280
[   99.653049][  T939]  hsr_dev_finalize+0x6e8/0xc00
[   99.653196][  T939]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.653335][  T939]  hsr_newlink+0x3b0/0x980
[   99.653478][  T939]  ? hsr_dellink+0x90/0x90
[   99.653625][  T939]  ? rtnl_create_link+0x169/0xf20
[   99.653766][  T939]  ? nla_strscpy+0xe3/0x180
[   99.653905][  T939]  rtnl_newlink_create+0x2da/0x780
[   99.654046][  T939]  ? rtnl_create_link+0xf20/0xf20
[   99.654190][  T939]  ? __dev_get_by_name+0x12/0x50
[   99.654330][  T939]  ? rtnl_dev_get+0xd7/0x170
[   99.654480][  T939]  __rtnl_newlink+0x22b/0xa50
[   99.654624][  T939]  rtnl_newlink+0x8d1/0xea0
[   99.654764][  T939]  ? lock_acquire.part.0+0xbc/0x260
[   99.654904][  T939]  ? __rtnl_newlink+0xa50/0xa50
[   99.655043][  T939]  ? mark_usage+0x61/0x170
[   99.655191][  T939]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.655332][  T939]  ? __rtnl_newlink+0xa50/0xa50
[   99.655479][  T939]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.655619][  T939]  ? validate_chain+0x38b/0xc20
[   99.655757][  T939]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.655896][  T939]  ? __lock_acquire+0x508/0xc10
[   99.656038][  T939]  ? lock_acquire.part.0+0xbc/0x260
[   99.656181][  T939]  ? find_held_lock+0x2b/0x80
[   99.656322][  T939]  netlink_rcv_skb+0x14e/0x3a0
[   99.656466][  T939]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.656606][  T939]  ? netlink_ack+0xcd0/0xcd0
[   99.656748][  T939]  ? netlink_deliver_tap+0xc5/0x330
[   99.656886][  T939]  ? netlink_deliver_tap+0x13c/0x330
[   99.657030][  T939]  netlink_unicast+0x486/0x750
[   99.657177][  T939]  ? netlink_attachskb+0x810/0x810
[   99.657319][  T939]  ? __lock_acquire+0x508/0xc10
[   99.657463][  T939]  netlink_sendmsg+0x735/0xc60
[   99.657603][  T939]  ? netlink_unicast+0x750/0x750
[   99.657743][  T939]  ? __might_fault+0x97/0x140
[   99.657884][  T939]  ____sys_sendmsg+0x419/0x850
[   99.658023][  T939]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.658170][  T939]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.658344][  T939]  ? move_addr_to_kernel+0x40/0x40
[   99.658489][  T939]  ? stack_depot_save_flags+0x367/0x770
[   99.658629][  T939]  ? validate_chain+0x38b/0xc20
[   99.658771][  T939]  ___sys_sendmsg+0x14e/0x1d0
[   99.658909][  T939]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.659082][  T939]  ? copy_msghdr_from_user+0x460/0x460
[   99.659242][  T939]  __sys_sendmsg+0x145/0x1f0
[   99.659382][  T939]  ? __sys_sendmsg_sock+0x20/0x20
[   99.659526][  T939]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.659702][  T939]  ? do_raw_spin_unlock+0x59/0x250
[   99.659842][  T939]  ? rcu_is_watching+0x15/0xd0
[   99.659985][  T939]  do_syscall_64+0x117/0xfc0
[   99.660130][  T939]  ? trace_hardirqs_off+0xd/0x30
[   99.660276][  T939]  ? exc_page_fault+0xee/0x100
[   99.660418][  T939]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.660590][  T939] RIP: 0033:0x7f94f830208e
[   99.660735][  T939] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.661234][  T939] RSP: 002b:00007ffea1e78aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.661447][  T939] RAX: ffffffffffffffda RBX: 00007ffea1e79250 RCX: 00007f94f830208e
[   99.661655][  T939] RDX: 0000000000000000 RSI: 00007ffea1e78b50 RDI: 0000000000000005
[   99.661863][  T939] RBP: 00007ffea1e78ab0 R08: 0000000000000000 R09: 0000000000000000
[   99.662070][  T939] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[   99.662283][  T939] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea1e79220
[   99.662500][  T939]  </TASK>
[   99.662604][  T939] irq event stamp: 18277
[   99.662706][  T939] hardirqs last  enabled at (18285): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.662945][  T939] hardirqs last disabled at (18292): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.663192][  T939] softirqs last  enabled at (17474): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.663435][  T939] softirqs last disabled at (17472): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.663673][  T939] ---[ end trace 0000000000000000 ]---
[   99.663853][  T939] vethB: entered promiscuous mode
[   99.664037][  T939] ------------[ cut here ]------------
[   99.664180][  T939] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/939
[   99.664429][  T939] CPU: 0 UID: 0 PID: 939 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.664709][  T939] Tainted: [W]=WARN
[   99.664817][  T939] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.664994][  T939] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.665180][  T939] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.665685][  T939] RSP: 0018:ffa0000002476fb0 EFLAGS: 00010286
[   99.665861][  T939] RAX: 00000000ffffffa6 RBX: ff11000004be1380 RCX: 1ff400000048edbc
[   99.666070][  T939] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004be1438
[   99.666285][  T939] RBP: ff11000005439000 R08: 1fe220000097c288 R09: ff11000016238b80
[   99.666499][  T939] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   99.666709][  T939] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005439000
[   99.666921][  T939] FS:  00007f94f80c8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   99.667173][  T939] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.667350][  T939] CR2: 000000003c8d99e8 CR3: 0000000010625005 CR4: 0000000000771ef0
[   99.667567][  T939] PKRU: 55555554
[   99.667672][  T939] Call Trace:
[   99.667776][  T939]  <TASK>
[   99.667850][  T939]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   99.667990][  T939]  ? netlink_sendmsg+0x735/0xc60
[   99.668137][  T939]  rtmsg_ifinfo+0x5c/0xb0
[   99.668244][  T939]  __dev_notify_flags+0x1b8/0x280
[   99.668386][  T939]  ? netdev_info+0xe2/0x116
[   99.668532][  T939]  ? netdev_notice+0x120/0x120
[   99.668672][  T939]  ? netif_change_name+0x8c0/0x8c0
[   99.668817][  T939]  __dev_set_promiscuity+0x194/0x230
[   99.668960][  T939]  netif_set_promiscuity+0x4c/0xc0
[   99.669108][  T939]  dev_set_promiscuity+0x9d/0x150
[   99.669251][  T939]  hsr_add_port+0x48c/0xb60
[   99.669394][  T939]  ? hsr_port_exists+0x60/0x60
[   99.669542][  T939]  ? timer_init_key+0x10d/0x280
[   99.669684][  T939]  hsr_dev_finalize+0x727/0xc00
[   99.669827][  T939]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.669970][  T939]  hsr_newlink+0x3b0/0x980
[   99.670114][  T939]  ? hsr_dellink+0x90/0x90
[   99.670256][  T939]  ? rtnl_create_link+0x169/0xf20
[   99.670396][  T939]  ? nla_strscpy+0xe3/0x180
[   99.670544][  T939]  rtnl_newlink_create+0x2da/0x780
[   99.670686][  T939]  ? rtnl_create_link+0xf20/0xf20
[   99.670826][  T939]  ? __dev_get_by_name+0x12/0x50
[   99.670966][  T939]  ? rtnl_dev_get+0xd7/0x170
[   99.671118][  T939]  __rtnl_newlink+0x22b/0xa50
[   99.671264][  T939]  rtnl_newlink+0x8d1/0xea0
[   99.671411][  T939]  ? lock_acquire.part.0+0xbc/0x260
[   99.671552][  T939]  ? __rtnl_newlink+0xa50/0xa50
[   99.671693][  T939]  ? mark_usage+0x61/0x170
[   99.671836][  T939]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.671979][  T939]  ? __rtnl_newlink+0xa50/0xa50
[   99.672125][  T939]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.672268][  T939]  ? validate_chain+0x38b/0xc20
[   99.672412][  T939]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.672551][  T939]  ? __lock_acquire+0x508/0xc10
[   99.672693][  T939]  ? lock_acquire.part.0+0xbc/0x260
[   99.672834][  T939]  ? find_held_lock+0x2b/0x80
[   99.672975][  T939]  netlink_rcv_skb+0x14e/0x3a0
[   99.673118][  T939]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.673258][  T939]  ? netlink_ack+0xcd0/0xcd0
[   99.673406][  T939]  ? netlink_deliver_tap+0xc5/0x330
[   99.673546][  T939]  ? netlink_deliver_tap+0x13c/0x330
[   99.673689][  T939]  netlink_unicast+0x486/0x750
[   99.673830][  T939]  ? netlink_attachskb+0x810/0x810
[   99.673971][  T939]  ? __lock_acquire+0x508/0xc10
[   99.674115][  T939]  netlink_sendmsg+0x735/0xc60
[   99.674257][  T939]  ? netlink_unicast+0x750/0x750
[   99.674405][  T939]  ? __might_fault+0x97/0x140
[   99.674548][  T939]  ____sys_sendmsg+0x419/0x850
[   99.674688][  T939]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.674829][  T939]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.675002][  T939]  ? move_addr_to_kernel+0x40/0x40
[   99.675148][  T939]  ? stack_depot_save_flags+0x367/0x770
[   99.675290][  T939]  ? validate_chain+0x38b/0xc20
[   99.675438][  T939]  ___sys_sendmsg+0x14e/0x1d0
[   99.675578][  T939]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.675751][  T939]  ? copy_msghdr_from_user+0x460/0x460
[   99.675901][  T939]  __sys_sendmsg+0x145/0x1f0
[   99.676042][  T939]  ? __sys_sendmsg_sock+0x20/0x20
[   99.676185][  T939]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.676363][  T939]  ? do_raw_spin_unlock+0x59/0x250
[   99.676509][  T939]  ? rcu_is_watching+0x15/0xd0
[   99.676649][  T939]  do_syscall_64+0x117/0xfc0
[   99.676790][  T939]  ? trace_hardirqs_off+0xd/0x30
[   99.676929][  T939]  ? exc_page_fault+0xee/0x100
[   99.677068][  T939]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.677247][  T939] RIP: 0033:0x7f94f830208e
[   99.677392][  T939] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.677896][  T939] RSP: 002b:00007ffea1e78aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.678112][  T939] RAX: ffffffffffffffda RBX: 00007ffea1e79250 RCX: 00007f94f830208e
[   99.678322][  T939] RDX: 0000000000000000 RSI: 00007ffea1e78b50 RDI: 0000000000000005
[   99.678538][  T939] RBP: 00007ffea1e78ab0 R08: 0000000000000000 R09: 0000000000000000
[   99.678746][  T939] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[   99.678955][  T939] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea1e79220
[   99.679175][  T939]  </TASK>
[   99.679279][  T939] irq event stamp: 19193
[   99.679385][  T939] hardirqs last  enabled at (19201): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.679629][  T939] hardirqs last disabled at (19208): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.679870][  T939] softirqs last  enabled at (18390): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.680116][  T939] softirqs last disabled at (18388): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.680361][  T939] ---[ end trace 0000000000000000 ]---
[   99.680749][  T939] ------------[ cut here ]------------
[   99.680884][  T939] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/939
[   99.681130][  T939] CPU: 0 UID: 0 PID: 939 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.681408][  T939] Tainted: [W]=WARN
[   99.681510][  T939] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.681680][  T939] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.681856][  T939] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.682348][  T939] RSP: 0018:ffa0000002476f90 EFLAGS: 00010286
[   99.682523][  T939] RAX: 00000000ffffffa6 RBX: ff11000004be1540 RCX: 1ff400000048edb8
[   99.682725][  T939] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004be15f8
[   99.682926][  T939] RBP: ff11000005439000 R08: 1fe220000097c2c0 R09: ff11000016238b80
[   99.683135][  T939] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   99.683339][  T939] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   99.683547][  T939] FS:  00007f94f80c8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   99.683785][  T939] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.683955][  T939] CR2: 000000003c8d99e8 CR3: 0000000010625005 CR4: 0000000000771ef0
[   99.684166][  T939] PKRU: 55555554
[   99.684267][  T939] Call Trace:
[   99.684368][  T939]  <TASK>
[   99.684442][  T939]  ? rcu_is_watching+0x15/0xd0
[   99.684577][  T939]  rtnetlink_event+0xe0/0x1f0
[   99.684711][  T939]  notifier_call_chain+0xb0/0x320
[   99.684848][  T939]  __netdev_upper_dev_link+0x3a5/0x590
[   99.684983][  T939]  ? netdev_wait_allrefs_any+0x570/0x570
[   99.685128][  T939]  ? do_raw_spin_lock+0x131/0x280
[   99.685266][  T939]  ? find_held_lock+0x2b/0x80
[   99.685406][  T939]  netdev_master_upper_dev_link+0x86/0xb0
[   99.685542][  T939]  ? netdev_upper_dev_link+0xb0/0xb0
[   99.685677][  T939]  ? lockdep_rtnl_is_held+0x1a/0x20
[   99.685813][  T939]  ? hsr_port_get_hsr+0x9c/0x150
[   99.685949][  T939]  hsr_add_port+0x4eb/0xb60
[   99.686087][  T939]  ? hsr_port_exists+0x60/0x60
[   99.686230][  T939]  ? timer_init_key+0x10d/0x280
[   99.686367][  T939]  hsr_dev_finalize+0x727/0xc00
[   99.686507][  T939]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.686642][  T939]  hsr_newlink+0x3b0/0x980
[   99.686777][  T939]  ? hsr_dellink+0x90/0x90
[   99.686914][  T939]  ? rtnl_create_link+0x169/0xf20
[   99.687049][  T939]  ? nla_strscpy+0xe3/0x180
[   99.687192][  T939]  rtnl_newlink_create+0x2da/0x780
[   99.687330][  T939]  ? rtnl_create_link+0xf20/0xf20
[   99.687468][  T939]  ? __dev_get_by_name+0x12/0x50
[   99.687605][  T939]  ? rtnl_dev_get+0xd7/0x170
[   99.687745][  T939]  __rtnl_newlink+0x22b/0xa50
[   99.687884][  T939]  rtnl_newlink+0x8d1/0xea0
[   99.688021][  T939]  ? lock_acquire.part.0+0xbc/0x260
[   99.688165][  T939]  ? __rtnl_newlink+0xa50/0xa50
[   99.688303][  T939]  ? mark_usage+0x61/0x170
[   99.688448][  T939]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.688585][  T939]  ? __rtnl_newlink+0xa50/0xa50
[   99.688722][  T939]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.688857][  T939]  ? validate_chain+0x38b/0xc20
[   99.688993][  T939]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.689135][  T939]  ? __lock_acquire+0x508/0xc10
[   99.689273][  T939]  ? lock_acquire.part.0+0xbc/0x260
[   99.689415][  T939]  ? find_held_lock+0x2b/0x80
[   99.689551][  T939]  netlink_rcv_skb+0x14e/0x3a0
[   99.689688][  T939]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.689824][  T939]  ? netlink_ack+0xcd0/0xcd0
[   99.689962][  T939]  ? netlink_deliver_tap+0xc5/0x330
[   99.690103][  T939]  ? netlink_deliver_tap+0x13c/0x330
[   99.690242][  T939]  netlink_unicast+0x486/0x750
[   99.690382][  T939]  ? netlink_attachskb+0x810/0x810
[   99.690522][  T939]  ? __lock_acquire+0x508/0xc10
[   99.690660][  T939]  netlink_sendmsg+0x735/0xc60
[   99.690796][  T939]  ? netlink_unicast+0x750/0x750
[   99.690933][  T939]  ? __might_fault+0x97/0x140
[   99.691071][  T939]  ____sys_sendmsg+0x419/0x850
[   99.691216][  T939]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.691353][  T939]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.691527][  T939]  ? move_addr_to_kernel+0x40/0x40
[   99.691664][  T939]  ? stack_depot_save_flags+0x367/0x770
[   99.691802][  T939]  ? validate_chain+0x38b/0xc20
[   99.691939][  T939]  ___sys_sendmsg+0x14e/0x1d0
[   99.692075][  T939]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.692248][  T939]  ? copy_msghdr_from_user+0x460/0x460
[   99.692395][  T939]  __sys_sendmsg+0x145/0x1f0
[   99.692536][  T939]  ? __sys_sendmsg_sock+0x20/0x20
[   99.692673][  T939]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.692844][  T939]  ? do_raw_spin_unlock+0x59/0x250
[   99.692981][  T939]  ? rcu_is_watching+0x15/0xd0
[   99.693127][  T939]  do_syscall_64+0x117/0xfc0
[   99.693266][  T939]  ? trace_hardirqs_off+0xd/0x30
[   99.693407][  T939]  ? exc_page_fault+0xee/0x100
[   99.693545][  T939]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.693713][  T939] RIP: 0033:0x7f94f830208e
[   99.693854][  T939] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.694343][  T939] RSP: 002b:00007ffea1e78aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.694553][  T939] RAX: ffffffffffffffda RBX: 00007ffea1e79250 RCX: 00007f94f830208e
[   99.694755][  T939] RDX: 0000000000000000 RSI: 00007ffea1e78b50 RDI: 0000000000000005
[   99.694957][  T939] RBP: 00007ffea1e78ab0 R08: 0000000000000000 R09: 0000000000000000
[   99.695166][  T939] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[   99.695372][  T939] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea1e79220
[   99.695584][  T939]  </TASK>
[   99.695684][  T939] irq event stamp: 20153
[   99.695785][  T939] hardirqs last  enabled at (20161): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.696018][  T939] hardirqs last disabled at (20168): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.696257][  T939] softirqs last  enabled at (19342): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.696495][  T939] softirqs last disabled at (19340): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.696728][  T939] ---[ end trace 0000000000000000 ]---
[   99.697008][  T939] ------------[ cut here ]------------
[   99.697142][  T939] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/939
[   99.697366][  T939] CPU: 0 UID: 0 PID: 939 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.697632][  T939] Tainted: [W]=WARN
[   99.697731][  T939] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.697894][  T939] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.698064][  T939] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.698539][  T939] RSP: 0018:ffa00000024771a0 EFLAGS: 00010286
[   99.698703][  T939] RAX: 00000000ffffffa6 RBX: ff11000004be1700 RCX: 1ff400000048edfa
[   99.698897][  T939] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004be17b8
[   99.699094][  T939] RBP: ff11000013f21000 R08: 1fe220000097c2f8 R09: ff11000016238b80
[   99.699297][  T939] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   99.699497][  T939] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   99.699693][  T939] FS:  00007f94f80c8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[   99.699923][  T939] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.700088][  T939] CR2: 000000003c8d99e8 CR3: 0000000010625005 CR4: 0000000000771ef0
[   99.700290][  T939] PKRU: 55555554
[   99.700387][  T939] Call Trace:
[   99.700487][  T939]  <TASK>
[   99.700555][  T939]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   99.700687][  T939]  rtmsg_ifinfo+0x5c/0xb0
[   99.700788][  T939]  __dev_notify_flags+0x1b8/0x280
[   99.700919][  T939]  ? netif_change_name+0x8c0/0x8c0
[   99.701050][  T939]  ? hsr_dev_finalize+0x925/0xc00
[   99.701187][  T939]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.701318][  T939]  ? hsr_newlink+0x3b0/0x980
[   99.701453][  T939]  ? hsr_dellink+0x90/0x90
[   99.701585][  T939]  rtnl_configure_link+0x1ac/0x390
[   99.701718][  T939]  ? nla_strscpy+0xe3/0x180
[   99.701848][  T939]  rtnl_newlink_create+0x353/0x780
[   99.701982][  T939]  ? rtnl_create_link+0xf20/0xf20
[   99.702116][  T939]  ? __dev_get_by_name+0x12/0x50
[   99.702248][  T939]  ? rtnl_dev_get+0xd7/0x170
[   99.702385][  T939]  __rtnl_newlink+0x22b/0xa50
[   99.702523][  T939]  rtnl_newlink+0x8d1/0xea0
[   99.702656][  T939]  ? lock_acquire.part.0+0xbc/0x260
[   99.702788][  T939]  ? __rtnl_newlink+0xa50/0xa50
[   99.702919][  T939]  ? mark_usage+0x61/0x170
[   99.703053][  T939]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.703192][  T939]  ? __rtnl_newlink+0xa50/0xa50
[   99.703323][  T939]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.703457][  T939]  ? validate_chain+0x38b/0xc20
[   99.703588][  T939]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.703718][  T939]  ? __lock_acquire+0x508/0xc10
[   99.703853][  T939]  ? lock_acquire.part.0+0xbc/0x260
[   99.703986][  T939]  ? find_held_lock+0x2b/0x80
[   99.704124][  T939]  netlink_rcv_skb+0x14e/0x3a0
[   99.704257][  T939]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.704388][  T939]  ? netlink_ack+0xcd0/0xcd0
[   99.704528][  T939]  ? netlink_deliver_tap+0xc5/0x330
[   99.704657][  T939]  ? netlink_deliver_tap+0x13c/0x330
[   99.704790][  T939]  netlink_unicast+0x486/0x750
[   99.704921][  T939]  ? netlink_attachskb+0x810/0x810
[   99.705054][  T939]  ? __lock_acquire+0x508/0xc10
[   99.705191][  T939]  netlink_sendmsg+0x735/0xc60
[   99.705322][  T939]  ? netlink_unicast+0x750/0x750
[   99.705462][  T939]  ? __might_fault+0x97/0x140
[   99.705594][  T939]  ____sys_sendmsg+0x419/0x850
[   99.705723][  T939]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.705854][  T939]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.706017][  T939]  ? move_addr_to_kernel+0x40/0x40
[   99.706155][  T939]  ? stack_depot_save_flags+0x367/0x770
[   99.706286][  T939]  ? validate_chain+0x38b/0xc20
[   99.706421][  T939]  ___sys_sendmsg+0x14e/0x1d0
[   99.706550][  T939]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.706711][  T939]  ? copy_msghdr_from_user+0x460/0x460
[   99.706852][  T939]  __sys_sendmsg+0x145/0x1f0
[   99.706983][  T939]  ? __sys_sendmsg_sock+0x20/0x20
[   99.707118][  T939]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.707283][  T939]  ? do_raw_spin_unlock+0x59/0x250
[   99.707418][  T939]  ? rcu_is_watching+0x15/0xd0
[   99.707548][  T939]  do_syscall_64+0x117/0xfc0
[   99.707677][  T939]  ? trace_hardirqs_off+0xd/0x30
[   99.707808][  T939]  ? exc_page_fault+0xee/0x100
[   99.707937][  T939]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.708103][  T939] RIP: 0033:0x7f94f830208e
[   99.708239][  T939] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.708717][  T939] RSP: 002b:00007ffea1e78aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.708913][  T939] RAX: ffffffffffffffda RBX: 00007ffea1e79250 RCX: 00007f94f830208e
[   99.709112][  T939] RDX: 0000000000000000 RSI: 00007ffea1e78b50 RDI: 0000000000000005
[   99.709308][  T939] RBP: 00007ffea1e78ab0 R08: 0000000000000000 R09: 0000000000000000
[   99.709507][  T939] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[   99.709704][  T939] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea1e79220
[   99.709903][  T939]  </TASK>
[   99.710001][  T939] irq event stamp: 20997
[   99.710103][  T939] hardirqs last  enabled at (21007): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.710330][  T939] hardirqs last disabled at (21014): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.710560][  T939] softirqs last  enabled at (20272): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.710786][  T939] softirqs last disabled at (20270): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[   99.711014][  T939] ---[ end trace 0000000000000000 ]---
[   99.748330][  T940] vethA: entered promiscuous mode
[   99.748603][  T940] ------------[ cut here ]------------
[   99.748791][  T940] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/940
[   99.749092][  T940] CPU: 2 UID: 0 PID: 940 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.749450][  T940] Tainted: [W]=WARN
[   99.749601][  T940] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.749821][  T940] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.750048][  T940] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.750608][  T940] RSP: 0018:ffa0000002486fb0 EFLAGS: 00010286
[   99.750831][  T940] RAX: 00000000ffffffa6 RBX: ff11000015e3c040 RCX: 1ff4000000490dbc
[   99.751083][  T940] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3c0f8
[   99.751348][  T940] RBP: ff110000057fc000 R08: 1fe2200002bc7820 R09: ff1100001623ae80
[   99.751607][  T940] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   99.751862][  T940] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000057fc000
[   99.752130][  T940] FS:  00007fcbaa087840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   99.752427][  T940] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.752650][  T940] CR2: 000000001ed089e8 CR3: 000000001612b003 CR4: 0000000000771ef0
[   99.752905][  T940] PKRU: 55555554
[   99.753054][  T940] Call Trace:
[   99.753217][  T940]  <TASK>
[   99.753336][  T940]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   99.753553][  T940]  ? netlink_sendmsg+0x735/0xc60
[   99.753752][  T940]  rtmsg_ifinfo+0x5c/0xb0
[   99.753909][  T940]  __dev_notify_flags+0x1b8/0x280
[   99.754116][  T940]  ? netdev_info+0xe2/0x116
[   99.754310][  T940]  ? netdev_notice+0x120/0x120
[   99.754552][  T940]  ? netif_change_name+0x8c0/0x8c0
[   99.754751][  T940]  __dev_set_promiscuity+0x194/0x230
[   99.754940][  T940]  netif_set_promiscuity+0x4c/0xc0
[   99.755140][  T940]  dev_set_promiscuity+0x9d/0x150
[   99.755329][  T940]  hsr_add_port+0x48c/0xb60
[   99.755558][  T940]  ? hsr_port_exists+0x60/0x60
[   99.755750][  T940]  ? timer_init_key+0x10d/0x280
[   99.755937][  T940]  hsr_dev_finalize+0x6e8/0xc00
[   99.756137][  T940]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.756324][  T940]  hsr_newlink+0x3b0/0x980
[   99.756518][  T940]  ? hsr_dellink+0x90/0x90
[   99.756706][  T940]  ? rtnl_create_link+0x169/0xf20
[   99.756895][  T940]  ? nla_strscpy+0xe3/0x180
[   99.757082][  T940]  rtnl_newlink_create+0x2da/0x780
[   99.757288][  T940]  ? rtnl_create_link+0xf20/0xf20
[   99.757484][  T940]  ? __dev_get_by_name+0x12/0x50
[   99.757672][  T940]  ? rtnl_dev_get+0xd7/0x170
[   99.757864][  T940]  __rtnl_newlink+0x22b/0xa50
[   99.758055][  T940]  rtnl_newlink+0x8d1/0xea0
[   99.758257][  T940]  ? lock_acquire.part.0+0xbc/0x260
[   99.758454][  T940]  ? __rtnl_newlink+0xa50/0xa50
[   99.758642][  T940]  ? mark_usage+0x61/0x170
[   99.758834][  T940]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.759023][  T940]  ? __rtnl_newlink+0xa50/0xa50
[   99.759221][  T940]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.759414][  T940]  ? validate_chain+0x38b/0xc20
[   99.759601][  T940]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.759785][  T940]  ? __lock_acquire+0x508/0xc10
[   99.759972][  T940]  ? lock_acquire.part.0+0xbc/0x260
[   99.760169][  T940]  ? find_held_lock+0x2b/0x80
[   99.760358][  T940]  netlink_rcv_skb+0x14e/0x3a0
[   99.760551][  T940]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.760738][  T940]  ? netlink_ack+0xcd0/0xcd0
[   99.760929][  T940]  ? netlink_deliver_tap+0xc5/0x330
[   99.761127][  T940]  ? netlink_deliver_tap+0x13c/0x330
[   99.761316][  T940]  netlink_unicast+0x486/0x750
[   99.761511][  T940]  ? netlink_attachskb+0x810/0x810
[   99.761698][  T940]  ? __lock_acquire+0x508/0xc10
[   99.761885][  T940]  netlink_sendmsg+0x735/0xc60
[   99.762073][  T940]  ? netlink_unicast+0x750/0x750
[   99.762275][  T940]  ? __might_fault+0x97/0x140
[   99.762471][  T940]  ____sys_sendmsg+0x419/0x850
[   99.762658][  T940]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.762846][  T940]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.763064][  T940]  ? move_addr_to_kernel+0x40/0x40
[   99.763264][  T940]  ? stack_depot_save_flags+0x367/0x770
[   99.763461][  T940]  ? validate_chain+0x38b/0xc20
[   99.763651][  T940]  ___sys_sendmsg+0x14e/0x1d0
[   99.763836][  T940]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.764058][  T940]  ? copy_msghdr_from_user+0x460/0x460
[   99.764264][  T940]  __sys_sendmsg+0x145/0x1f0
[   99.764458][  T940]  ? __sys_sendmsg_sock+0x20/0x20
[   99.764644][  T940]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.764867][  T940]  ? do_raw_spin_unlock+0x59/0x250
[   99.765052][  T940]  ? rcu_is_watching+0x15/0xd0
[   99.765253][  T940]  do_syscall_64+0x117/0xfc0
[   99.765449][  T940]  ? trace_hardirqs_off+0xd/0x30
[   99.765638][  T940]  ? exc_page_fault+0xee/0x100
[   99.765824][  T940]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.766044][  T940] RIP: 0033:0x7fcbaa2c108e
[   99.766247][  T940] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.766792][  T940] RSP: 002b:00007fffddc048b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.767047][  T940] RAX: ffffffffffffffda RBX: 00007fffddc05060 RCX: 00007fcbaa2c108e
[   99.767313][  T940] RDX: 0000000000000000 RSI: 00007fffddc04960 RDI: 0000000000000005
[   99.767575][  T940] RBP: 00007fffddc048c0 R08: 0000000000000000 R09: 0000000000000000
[   99.767830][  T940] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[   99.768085][  T940] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffddc05030
[   99.768358][  T940]  </TASK>
[   99.768522][  T940] irq event stamp: 23415
[   99.768671][  T940] hardirqs last  enabled at (23425): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.768959][  T940] hardirqs last disabled at (23434): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.769265][  T940] softirqs last  enabled at (23456): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   99.769560][  T940] softirqs last disabled at (23443): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   99.769847][  T940] ---[ end trace 0000000000000000 ]---
[   99.770290][  T940] ------------[ cut here ]------------
[   99.770473][  T940] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/940
[   99.770752][  T940] CPU: 2 UID: 0 PID: 940 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.771068][  T940] Tainted: [W]=WARN
[   99.771488][  T940] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.771705][  T940] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.771927][  T940] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.772470][  T940] RSP: 0018:ffa0000002486f90 EFLAGS: 00010286
[   99.772690][  T940] RAX: 00000000ffffffa6 RBX: ff11000015e3d380 RCX: 1ff4000000490db8
[   99.772936][  T940] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3d438
[   99.773197][  T940] RBP: ff110000057fc000 R08: 1fe2200002bc7a88 R09: ff1100001623ae80
[   99.773454][  T940] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   99.773701][  T940] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   99.773954][  T940] FS:  00007fcbaa087840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   99.774250][  T940] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.774475][  T940] CR2: 000000001ed089e8 CR3: 000000001612b003 CR4: 0000000000771ef0
[   99.774724][  T940] PKRU: 55555554
[   99.774872][  T940] Call Trace:
[   99.775022][  T940]  <TASK>
[   99.775151][  T940]  ? rcu_is_watching+0x15/0xd0
[   99.775334][  T940]  rtnetlink_event+0xe0/0x1f0
[   99.775527][  T940]  notifier_call_chain+0xb0/0x320
[   99.775712][  T940]  __netdev_upper_dev_link+0x3a5/0x590
[   99.775895][  T940]  ? netdev_wait_allrefs_any+0x570/0x570
[   99.776079][  T940]  ? do_raw_spin_lock+0x131/0x280
[   99.776275][  T940]  ? find_held_lock+0x2b/0x80
[   99.776469][  T940]  netdev_master_upper_dev_link+0x86/0xb0
[   99.776653][  T940]  ? netdev_upper_dev_link+0xb0/0xb0
[   99.776835][  T940]  ? lockdep_rtnl_is_held+0x1a/0x20
[   99.777017][  T940]  ? hsr_port_get_hsr+0x9c/0x150
[   99.777213][  T940]  hsr_add_port+0x4eb/0xb60
[   99.777396][  T940]  ? hsr_port_exists+0x60/0x60
[   99.777585][  T940]  ? timer_init_key+0x10d/0x280
[   99.777772][  T940]  hsr_dev_finalize+0x6e8/0xc00
[   99.777958][  T940]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.778149][  T940]  hsr_newlink+0x3b0/0x980
[   99.778334][  T940]  ? hsr_dellink+0x90/0x90
[   99.778525][  T940]  ? rtnl_create_link+0x169/0xf20
[   99.778709][  T940]  ? nla_strscpy+0xe3/0x180
[   99.778892][  T940]  rtnl_newlink_create+0x2da/0x780
[   99.779077][  T940]  ? rtnl_create_link+0xf20/0xf20
[   99.779275][  T940]  ? __dev_get_by_name+0x12/0x50
[   99.779467][  T940]  ? rtnl_dev_get+0xd7/0x170
[   99.779655][  T940]  __rtnl_newlink+0x22b/0xa50
[   99.779841][  T940]  rtnl_newlink+0x8d1/0xea0
[   99.780025][  T940]  ? lock_acquire.part.0+0xbc/0x260
[   99.780219][  T940]  ? __rtnl_newlink+0xa50/0xa50
[   99.780409][  T940]  ? mark_usage+0x61/0x170
[   99.780595][  T940]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.780782][  T940]  ? __rtnl_newlink+0xa50/0xa50
[   99.780965][  T940]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.781160][  T940]  ? validate_chain+0x38b/0xc20
[   99.781342][  T940]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.781532][  T940]  ? __lock_acquire+0x508/0xc10
[   99.781718][  T940]  ? lock_acquire.part.0+0xbc/0x260
[   99.781900][  T940]  ? find_held_lock+0x2b/0x80
[   99.782083][  T940]  netlink_rcv_skb+0x14e/0x3a0
[   99.782281][  T940]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.782471][  T940]  ? netlink_ack+0xcd0/0xcd0
[   99.782656][  T940]  ? netlink_deliver_tap+0xc5/0x330
[   99.782839][  T940]  ? netlink_deliver_tap+0x13c/0x330
[   99.783022][  T940]  netlink_unicast+0x486/0x750
[   99.783219][  T940]  ? netlink_attachskb+0x810/0x810
[   99.783410][  T940]  ? __lock_acquire+0x508/0xc10
[   99.783600][  T940]  netlink_sendmsg+0x735/0xc60
[   99.783782][  T940]  ? netlink_unicast+0x750/0x750
[   99.783964][  T940]  ? __might_fault+0x97/0x140
[   99.784160][  T940]  ____sys_sendmsg+0x419/0x850
[   99.784342][  T940]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.784531][  T940]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.784744][  T940]  ? move_addr_to_kernel+0x40/0x40
[   99.784931][  T940]  ? stack_depot_save_flags+0x367/0x770
[   99.785126][  T940]  ? validate_chain+0x38b/0xc20
[   99.785310][  T940]  ___sys_sendmsg+0x14e/0x1d0
[   99.785499][  T940]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.785714][  T940]  ? copy_msghdr_from_user+0x460/0x460
[   99.785906][  T940]  __sys_sendmsg+0x145/0x1f0
[   99.786089][  T940]  ? __sys_sendmsg_sock+0x20/0x20
[   99.786285][  T940]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.786513][  T940]  ? do_raw_spin_unlock+0x59/0x250
[   99.786696][  T940]  ? rcu_is_watching+0x15/0xd0
[   99.786879][  T940]  do_syscall_64+0x117/0xfc0
[   99.787062][  T940]  ? trace_hardirqs_off+0xd/0x30
[   99.787254][  T940]  ? exc_page_fault+0xee/0x100
[   99.787449][  T940]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.787664][  T940] RIP: 0033:0x7fcbaa2c108e
[   99.787853][  T940] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.788385][  T940] RSP: 002b:00007fffddc048b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.788643][  T940] RAX: ffffffffffffffda RBX: 00007fffddc05060 RCX: 00007fcbaa2c108e
[   99.788892][  T940] RDX: 0000000000000000 RSI: 00007fffddc04960 RDI: 0000000000000005
[   99.789148][  T940] RBP: 00007fffddc048c0 R08: 0000000000000000 R09: 0000000000000000
[   99.789395][  T940] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[   99.789649][  T940] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffddc05030
[   99.789904][  T940]  </TASK>
[   99.790051][  T940] irq event stamp: 25021
[   99.790212][  T940] hardirqs last  enabled at (25033): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.790499][  T940] hardirqs last disabled at (25042): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.790780][  T940] softirqs last  enabled at (24070): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   99.791062][  T940] softirqs last disabled at (23655): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   99.791364][  T940] ---[ end trace 0000000000000000 ]---
[   99.797864][  T940] ------------[ cut here ]------------
[   99.798051][  T940] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/940
[   99.798889][  T940] CPU: 2 UID: 0 PID: 940 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.799287][  T940] Tainted: [W]=WARN
[   99.799507][  T940] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.799785][  T940] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.800074][  T940] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.800687][  T940] RSP: 0018:ffa0000002486f10 EFLAGS: 00010286
[   99.800964][  T940] RAX: 00000000ffffffa6 RBX: ff11000015e3cc80 RCX: 1ff4000000490da8
[   99.801291][  T940] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3cd38
[   99.801610][  T940] RBP: ff1100000f7f9000 R08: 1fe2200002bc79a8 R09: ff1100001623ae80
[   99.801920][  T940] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   99.802242][  T940] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   99.802573][  T940] FS:  00007fcbaa087840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   99.802922][  T940] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.803212][  T940] CR2: 000000001ed089e8 CR3: 000000001612b003 CR4: 0000000000771ef0
[   99.803533][  T940] PKRU: 55555554
[   99.803741][  T940] Call Trace:
[   99.803950][  T940]  <TASK>
[   99.804141][  T940]  ? rcu_is_watching+0x15/0xd0
[   99.804387][  T940]  rtnetlink_event+0xe0/0x1f0
[   99.804639][  T940]  notifier_call_chain+0xb0/0x320
[   99.804884][  T940]  netif_set_mtu_ext+0x354/0x5f0
[   99.805141][  T940]  ? dev_validate_mtu+0x180/0x180
[   99.805386][  T940]  ? __netdev_update_features+0x4b0/0xdf0
[   99.805640][  T940]  netif_set_mtu+0x85/0xe0
[   99.805882][  T940]  ? netif_set_mtu_ext+0x5f0/0x5f0
[   99.806144][  T940]  dev_set_mtu+0x9d/0x150
[   99.806357][  T940]  ? dev_disable_lro+0x95/0x140
[   99.806612][  T940]  hsr_add_port+0x6e3/0xb60
[   99.806859][  T940]  ? hsr_port_exists+0x60/0x60
[   99.807117][  T940]  ? timer_init_key+0x10d/0x280
[   99.807362][  T940]  hsr_dev_finalize+0x6e8/0xc00
[   99.807620][  T940]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.807863][  T940]  hsr_newlink+0x3b0/0x980
[   99.808120][  T940]  ? hsr_dellink+0x90/0x90
[   99.808364][  T940]  ? rtnl_create_link+0x169/0xf20
[   99.808614][  T940]  ? nla_strscpy+0xe3/0x180
[   99.808859][  T940]  rtnl_newlink_create+0x2da/0x780
[   99.809110][  T940]  ? rtnl_create_link+0xf20/0xf20
[   99.809296][  T940]  ? __dev_get_by_name+0x12/0x50
[   99.809492][  T940]  ? rtnl_dev_get+0xd7/0x170
[   99.809685][  T940]  __rtnl_newlink+0x22b/0xa50
[   99.809875][  T940]  rtnl_newlink+0x8d1/0xea0
[   99.810065][  T940]  ? lock_acquire.part.0+0xbc/0x260
[   99.810263][  T940]  ? __rtnl_newlink+0xa50/0xa50
[   99.810457][  T940]  ? mark_usage+0x61/0x170
[   99.810649][  T940]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.810837][  T940]  ? __rtnl_newlink+0xa50/0xa50
[   99.811024][  T940]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.811220][  T940]  ? validate_chain+0x38b/0xc20
[   99.811415][  T940]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.811600][  T940]  ? __lock_acquire+0x508/0xc10
[   99.811786][  T940]  ? lock_acquire.part.0+0xbc/0x260
[   99.811969][  T940]  ? find_held_lock+0x2b/0x80
[   99.812169][  T940]  netlink_rcv_skb+0x14e/0x3a0
[   99.812354][  T940]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.812556][  T940]  ? netlink_ack+0xcd0/0xcd0
[   99.812746][  T940]  ? netlink_deliver_tap+0xc5/0x330
[   99.812933][  T940]  ? netlink_deliver_tap+0x13c/0x330
[   99.813133][  T940]  netlink_unicast+0x486/0x750
[   99.813322][  T940]  ? netlink_attachskb+0x810/0x810
[   99.813516][  T940]  ? __lock_acquire+0x508/0xc10
[   99.813703][  T940]  netlink_sendmsg+0x735/0xc60
[   99.813890][  T940]  ? netlink_unicast+0x750/0x750
[   99.814077][  T940]  ? __might_fault+0x97/0x140
[   99.814279][  T940]  ____sys_sendmsg+0x419/0x850
[   99.814477][  T940]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.814664][  T940]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.814881][  T940]  ? move_addr_to_kernel+0x40/0x40
[   99.815067][  T940]  ? stack_depot_save_flags+0x367/0x770
[   99.815266][  T940]  ? validate_chain+0x38b/0xc20
[   99.815461][  T940]  ___sys_sendmsg+0x14e/0x1d0
[   99.815648][  T940]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.815868][  T940]  ? copy_msghdr_from_user+0x460/0x460
[   99.816062][  T940]  __sys_sendmsg+0x145/0x1f0
[   99.816258][  T940]  ? __sys_sendmsg_sock+0x20/0x20
[   99.816449][  T940]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.816671][  T940]  ? do_raw_spin_unlock+0x59/0x250
[   99.816856][  T940]  ? rcu_is_watching+0x15/0xd0
[   99.817042][  T940]  do_syscall_64+0x117/0xfc0
[   99.817242][  T940]  ? trace_hardirqs_off+0xd/0x30
[   99.817434][  T940]  ? exc_page_fault+0xee/0x100
[   99.817621][  T940]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.817839][  T940] RIP: 0033:0x7fcbaa2c108e
[   99.818029][  T940] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.818583][  T940] RSP: 002b:00007fffddc048b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.818839][  T940] RAX: ffffffffffffffda RBX: 00007fffddc05060 RCX: 00007fcbaa2c108e
[   99.819092][  T940] RDX: 0000000000000000 RSI: 00007fffddc04960 RDI: 0000000000000005
[   99.819358][  T940] RBP: 00007fffddc048c0 R08: 0000000000000000 R09: 0000000000000000
[   99.819622][  T940] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[   99.819872][  T940] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffddc05030
[   99.820141][  T940]  </TASK>
[   99.820289][  T940] irq event stamp: 36439
[   99.820446][  T940] hardirqs last  enabled at (36449): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.820733][  T940] hardirqs last disabled at (36458): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.821018][  T940] softirqs last  enabled at (35866): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   99.821317][  T940] softirqs last disabled at (35783): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   99.821611][  T940] ---[ end trace 0000000000000000 ]---
[   99.821857][  T940] vethB: entered promiscuous mode
[   99.822094][  T940] ------------[ cut here ]------------
[   99.822291][  T940] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/940
[   99.822588][  T940] CPU: 2 UID: 0 PID: 940 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.822911][  T940] Tainted: [W]=WARN
[   99.823066][  T940] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.823317][  T940] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.823554][  T940] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.824121][  T940] RSP: 0018:ffa0000002486fb0 EFLAGS: 00010286
[   99.824343][  T940] RAX: 00000000ffffffa6 RBX: ff11000015e3d000 RCX: 1ff4000000490dbc
[   99.824604][  T940] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3d0b8
[   99.824858][  T940] RBP: ff11000011444000 R08: 1fe2200002bc7a18 R09: ff1100001623ae80
[   99.825125][  T940] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   99.825383][  T940] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011444000
[   99.825648][  T940] FS:  00007fcbaa087840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   99.825940][  T940] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.826177][  T940] CR2: 000000001ed089e8 CR3: 000000001612b003 CR4: 0000000000771ef0
[   99.826446][  T940] PKRU: 55555554
[   99.826597][  T940] Call Trace:
[   99.826748][  T940]  <TASK>
[   99.826868][  T940]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   99.827057][  T940]  ? netlink_sendmsg+0x735/0xc60
[   99.827257][  T940]  rtmsg_ifinfo+0x5c/0xb0
[   99.827423][  T940]  __dev_notify_flags+0x1b8/0x280
[   99.827613][  T940]  ? netdev_info+0xe2/0x116
[   99.827802][  T940]  ? netdev_notice+0x120/0x120
[   99.827992][  T940]  ? netif_change_name+0x8c0/0x8c0
[   99.828200][  T940]  __dev_set_promiscuity+0x194/0x230
[   99.828389][  T940]  netif_set_promiscuity+0x4c/0xc0
[   99.828586][  T940]  dev_set_promiscuity+0x9d/0x150
[   99.828775][  T940]  hsr_add_port+0x48c/0xb60
[   99.828964][  T940]  ? hsr_port_exists+0x60/0x60
[   99.829169][  T940]  ? timer_init_key+0x10d/0x280
[   99.829362][  T940]  hsr_dev_finalize+0x727/0xc00
[   99.829558][  T940]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.829746][  T940]  hsr_newlink+0x3b0/0x980
[   99.829935][  T940]  ? hsr_dellink+0x90/0x90
[   99.830136][  T940]  ? rtnl_create_link+0x169/0xf20
[   99.830325][  T940]  ? nla_strscpy+0xe3/0x180
[   99.830520][  T940]  rtnl_newlink_create+0x2da/0x780
[   99.830711][  T940]  ? rtnl_create_link+0xf20/0xf20
[   99.830902][  T940]  ? __dev_get_by_name+0x12/0x50
[   99.831090][  T940]  ? rtnl_dev_get+0xd7/0x170
[   99.831296][  T940]  __rtnl_newlink+0x22b/0xa50
[   99.831495][  T940]  rtnl_newlink+0x8d1/0xea0
[   99.831689][  T940]  ? lock_acquire.part.0+0xbc/0x260
[   99.831877][  T940]  ? __rtnl_newlink+0xa50/0xa50
[   99.832065][  T940]  ? mark_usage+0x61/0x170
[   99.832271][  T940]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.832477][  T940]  ? __rtnl_newlink+0xa50/0xa50
[   99.832666][  T940]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.832854][  T940]  ? validate_chain+0x38b/0xc20
[   99.833043][  T940]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.833244][  T940]  ? __lock_acquire+0x508/0xc10
[   99.833444][  T940]  ? lock_acquire.part.0+0xbc/0x260
[   99.833636][  T940]  ? find_held_lock+0x2b/0x80
[   99.833827][  T940]  netlink_rcv_skb+0x14e/0x3a0
[   99.834019][  T940]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.834220][  T940]  ? netlink_ack+0xcd0/0xcd0
[   99.834419][  T940]  ? netlink_deliver_tap+0xc5/0x330
[   99.834608][  T940]  ? netlink_deliver_tap+0x13c/0x330
[   99.834800][  T940]  netlink_unicast+0x486/0x750
[   99.834991][  T940]  ? netlink_attachskb+0x810/0x810
[   99.835193][  T940]  ? __lock_acquire+0x508/0xc10
[   99.835385][  T940]  netlink_sendmsg+0x735/0xc60
[   99.835583][  T940]  ? netlink_unicast+0x750/0x750
[   99.835773][  T940]  ? __might_fault+0x97/0x140
[   99.835962][  T940]  ____sys_sendmsg+0x419/0x850
[   99.836167][  T940]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.836356][  T940]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.836588][  T940]  ? move_addr_to_kernel+0x40/0x40
[   99.836781][  T940]  ? stack_depot_save_flags+0x367/0x770
[   99.836970][  T940]  ? validate_chain+0x38b/0xc20
[   99.837175][  T940]  ___sys_sendmsg+0x14e/0x1d0
[   99.837364][  T940]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.837602][  T940]  ? copy_msghdr_from_user+0x460/0x460
[   99.837801][  T940]  __sys_sendmsg+0x145/0x1f0
[   99.837990][  T940]  ? __sys_sendmsg_sock+0x20/0x20
[   99.838188][  T940]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.838423][  T940]  ? do_raw_spin_unlock+0x59/0x250
[   99.838613][  T940]  ? rcu_is_watching+0x15/0xd0
[   99.838803][  T940]  do_syscall_64+0x117/0xfc0
[   99.838992][  T940]  ? trace_hardirqs_off+0xd/0x30
[   99.839194][  T940]  ? exc_page_fault+0xee/0x100
[   99.839384][  T940]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.839614][  T940] RIP: 0033:0x7fcbaa2c108e
[   99.839810][  T940] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.840365][  T940] RSP: 002b:00007fffddc048b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.840626][  T940] RAX: ffffffffffffffda RBX: 00007fffddc05060 RCX: 00007fcbaa2c108e
[   99.840885][  T940] RDX: 0000000000000000 RSI: 00007fffddc04960 RDI: 0000000000000005
[   99.841150][  T940] RBP: 00007fffddc048c0 R08: 0000000000000000 R09: 0000000000000000
[   99.841414][  T940] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[   99.841674][  T940] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffddc05030
[   99.841939][  T940]  </TASK>
[   99.842092][  T940] irq event stamp: 37603
[   99.842259][  T940] hardirqs last  enabled at (37615): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.842561][  T940] hardirqs last disabled at (37624): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.842852][  T940] softirqs last  enabled at (36670): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   99.843158][  T940] softirqs last disabled at (36643): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   99.843456][  T940] ---[ end trace 0000000000000000 ]---
[   99.843885][  T940] ------------[ cut here ]------------
[   99.844060][  T940] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/940
[   99.844363][  T940] CPU: 2 UID: 0 PID: 940 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.844688][  T940] Tainted: [W]=WARN
[   99.844837][  T940] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.845054][  T940] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.845875][  T940] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.846486][  T940] RSP: 0018:ffa0000002486f90 EFLAGS: 00010286
[   99.846762][  T940] RAX: 00000000ffffffa6 RBX: ff11000015e3d8c0 RCX: 1ff4000000490db8
[   99.847071][  T940] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3d978
[   99.847411][  T940] RBP: ff11000011444000 R08: 1fe2200002bc7b30 R09: ff1100001623ae80
[   99.847718][  T940] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   99.848022][  T940] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   99.848342][  T940] FS:  00007fcbaa087840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   99.848695][  T940] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.848968][  T940] CR2: 000000001ed089e8 CR3: 000000001612b003 CR4: 0000000000771ef0
[   99.849289][  T940] PKRU: 55555554
[   99.849506][  T940] Call Trace:
[   99.849714][  T940]  <TASK>
[   99.849887][  T940]  ? rcu_is_watching+0x15/0xd0
[   99.850142][  T940]  rtnetlink_event+0xe0/0x1f0
[   99.850383][  T940]  notifier_call_chain+0xb0/0x320
[   99.850639][  T940]  __netdev_upper_dev_link+0x3a5/0x590
[   99.850880][  T940]  ? netdev_wait_allrefs_any+0x570/0x570
[   99.851134][  T940]  ? do_raw_spin_lock+0x131/0x280
[   99.851375][  T940]  ? find_held_lock+0x2b/0x80
[   99.851625][  T940]  netdev_master_upper_dev_link+0x86/0xb0
[   99.851865][  T940]  ? netdev_upper_dev_link+0xb0/0xb0
[   99.852119][  T940]  ? lockdep_rtnl_is_held+0x1a/0x20
[   99.852360][  T940]  ? hsr_port_get_hsr+0x9c/0x150
[   99.852609][  T940]  hsr_add_port+0x4eb/0xb60
[   99.852849][  T940]  ? hsr_port_exists+0x60/0x60
[   99.853090][  T940]  ? timer_init_key+0x10d/0x280
[   99.853411][  T940]  hsr_dev_finalize+0x727/0xc00
[   99.853652][  T940]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.853892][  T940]  hsr_newlink+0x3b0/0x980
[   99.854147][  T940]  ? hsr_dellink+0x90/0x90
[   99.854389][  T940]  ? rtnl_create_link+0x169/0xf20
[   99.854645][  T940]  ? nla_strscpy+0xe3/0x180
[   99.854886][  T940]  rtnl_newlink_create+0x2da/0x780
[   99.855141][  T940]  ? rtnl_create_link+0xf20/0xf20
[   99.855381][  T940]  ? __dev_get_by_name+0x12/0x50
[   99.855619][  T940]  ? rtnl_dev_get+0xd7/0x170
[   99.855805][  T940]  __rtnl_newlink+0x22b/0xa50
[   99.855993][  T940]  rtnl_newlink+0x8d1/0xea0
[   99.856195][  T940]  ? lock_acquire.part.0+0xbc/0x260
[   99.856378][  T940]  ? __rtnl_newlink+0xa50/0xa50
[   99.856569][  T940]  ? mark_usage+0x61/0x170
[   99.856756][  T940]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.856940][  T940]  ? __rtnl_newlink+0xa50/0xa50
[   99.857135][  T940]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.857320][  T940]  ? validate_chain+0x38b/0xc20
[   99.857516][  T940]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.857699][  T940]  ? __lock_acquire+0x508/0xc10
[   99.857884][  T940]  ? lock_acquire.part.0+0xbc/0x260
[   99.858067][  T940]  ? find_held_lock+0x2b/0x80
[   99.858267][  T940]  netlink_rcv_skb+0x14e/0x3a0
[   99.858459][  T940]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.858642][  T940]  ? netlink_ack+0xcd0/0xcd0
[   99.858828][  T940]  ? netlink_deliver_tap+0xc5/0x330
[   99.859012][  T940]  ? netlink_deliver_tap+0x13c/0x330
[   99.859211][  T940]  netlink_unicast+0x486/0x750
[   99.859395][  T940]  ? netlink_attachskb+0x810/0x810
[   99.859594][  T940]  ? __lock_acquire+0x508/0xc10
[   99.859779][  T940]  netlink_sendmsg+0x735/0xc60
[   99.859963][  T940]  ? netlink_unicast+0x750/0x750
[   99.860161][  T940]  ? __might_fault+0x97/0x140
[   99.860346][  T940]  ____sys_sendmsg+0x419/0x850
[   99.860541][  T940]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.860726][  T940]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.860941][  T940]  ? move_addr_to_kernel+0x40/0x40
[   99.861137][  T940]  ? stack_depot_save_flags+0x367/0x770
[   99.861320][  T940]  ? validate_chain+0x38b/0xc20
[   99.861514][  T940]  ___sys_sendmsg+0x14e/0x1d0
[   99.861698][  T940]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.861917][  T940]  ? copy_msghdr_from_user+0x460/0x460
[   99.862122][  T940]  __sys_sendmsg+0x145/0x1f0
[   99.862306][  T940]  ? __sys_sendmsg_sock+0x20/0x20
[   99.862497][  T940]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.862716][  T940]  ? do_raw_spin_unlock+0x59/0x250
[   99.862899][  T940]  ? rcu_is_watching+0x15/0xd0
[   99.863083][  T940]  do_syscall_64+0x117/0xfc0
[   99.863281][  T940]  ? trace_hardirqs_off+0xd/0x30
[   99.863480][  T940]  ? exc_page_fault+0xee/0x100
[   99.863664][  T940]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.863878][  T940] RIP: 0033:0x7fcbaa2c108e
[   99.864066][  T940] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.864614][  T940] RSP: 002b:00007fffddc048b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.864866][  T940] RAX: ffffffffffffffda RBX: 00007fffddc05060 RCX: 00007fcbaa2c108e
[   99.865125][  T940] RDX: 0000000000000000 RSI: 00007fffddc04960 RDI: 0000000000000005
[   99.865375][  T940] RBP: 00007fffddc048c0 R08: 0000000000000000 R09: 0000000000000000
[   99.865636][  T940] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[   99.865885][  T940] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffddc05030
[   99.866151][  T940]  </TASK>
[   99.866299][  T940] irq event stamp: 43129
[   99.866451][  T940] hardirqs last  enabled at (43139): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.866736][  T940] hardirqs last disabled at (43148): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.867017][  T940] softirqs last  enabled at (42724): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   99.867312][  T940] softirqs last disabled at (42711): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   99.867610][  T940] ---[ end trace 0000000000000000 ]---
[   99.867970][  T940] ------------[ cut here ]------------
[   99.868155][  T940] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/940
[   99.868434][  T940] CPU: 2 UID: 0 PID: 940 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.868742][  T940] Tainted: [W]=WARN
[   99.868888][  T940] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.869647][  T940] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.869939][  T940] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.870523][  T940] RSP: 0018:ffa00000024871a0 EFLAGS: 00010286
[   99.870792][  T940] RAX: 00000000ffffffa6 RBX: ff11000015e3c200 RCX: 1ff4000000490dfa
[   99.871089][  T940] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3c2b8
[   99.871469][  T940] RBP: ff1100000f7f9000 R08: 1fe2200002bc7858 R09: ff1100001623ae80
[   99.871767][  T940] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   99.872069][  T940] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   99.872382][  T940] FS:  00007fcbaa087840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[   99.872725][  T940] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.872991][  T940] CR2: 000000001ed089e8 CR3: 000000001612b003 CR4: 0000000000771ef0
[   99.873303][  T940] PKRU: 55555554
[   99.873510][  T940] Call Trace:
[   99.873709][  T940]  <TASK>
[   99.873877][  T940]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   99.874125][  T940]  rtmsg_ifinfo+0x5c/0xb0
[   99.874328][  T940]  __dev_notify_flags+0x1b8/0x280
[   99.874570][  T940]  ? netif_change_name+0x8c0/0x8c0
[   99.874802][  T940]  ? hsr_dev_finalize+0x925/0xc00
[   99.875036][  T940]  ? alloc_netdev_mqs+0xed0/0x1490
[   99.875283][  T940]  ? hsr_newlink+0x3b0/0x980
[   99.875527][  T940]  ? hsr_dellink+0x90/0x90
[   99.875763][  T940]  rtnl_configure_link+0x1ac/0x390
[   99.875998][  T940]  ? nla_strscpy+0xe3/0x180
[   99.876242][  T940]  rtnl_newlink_create+0x353/0x780
[   99.876483][  T940]  ? rtnl_create_link+0xf20/0xf20
[   99.876719][  T940]  ? __dev_get_by_name+0x12/0x50
[   99.876951][  T940]  ? rtnl_dev_get+0xd7/0x170
[   99.877203][  T940]  __rtnl_newlink+0x22b/0xa50
[   99.877452][  T940]  rtnl_newlink+0x8d1/0xea0
[   99.877693][  T940]  ? lock_acquire.part.0+0xbc/0x260
[   99.877928][  T940]  ? __rtnl_newlink+0xa50/0xa50
[   99.878174][  T940]  ? mark_usage+0x61/0x170
[   99.878419][  T940]  ? __lock_release.isra.0+0x6b/0x1a0
[   99.878654][  T940]  ? __rtnl_newlink+0xa50/0xa50
[   99.878886][  T940]  rtnetlink_rcv_msg+0x40d/0x9e0
[   99.879137][  T940]  ? validate_chain+0x38b/0xc20
[   99.879345][  T940]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.879535][  T940]  ? __lock_acquire+0x508/0xc10
[   99.879720][  T940]  ? lock_acquire.part.0+0xbc/0x260
[   99.879896][  T940]  ? find_held_lock+0x2b/0x80
[   99.880076][  T940]  netlink_rcv_skb+0x14e/0x3a0
[   99.880267][  T940]  ? rtnl_stats_set+0x3f0/0x3f0
[   99.880451][  T940]  ? netlink_ack+0xcd0/0xcd0
[   99.880636][  T940]  ? netlink_deliver_tap+0xc5/0x330
[   99.880813][  T940]  ? netlink_deliver_tap+0x13c/0x330
[   99.880994][  T940]  netlink_unicast+0x486/0x750
[   99.881183][  T940]  ? netlink_attachskb+0x810/0x810
[   99.881363][  T940]  ? __lock_acquire+0x508/0xc10
[   99.881550][  T940]  netlink_sendmsg+0x735/0xc60
[   99.881729][  T940]  ? netlink_unicast+0x750/0x750
[   99.881910][  T940]  ? __might_fault+0x97/0x140
[   99.882089][  T940]  ____sys_sendmsg+0x419/0x850
[   99.882283][  T940]  ? copy_msghdr_from_user+0x2a0/0x460
[   99.882475][  T940]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   99.882683][  T940]  ? move_addr_to_kernel+0x40/0x40
[   99.882862][  T940]  ? stack_depot_save_flags+0x367/0x770
[   99.883040][  T940]  ? validate_chain+0x38b/0xc20
[   99.883235][  T940]  ___sys_sendmsg+0x14e/0x1d0
[   99.883420][  T940]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   99.883630][  T940]  ? copy_msghdr_from_user+0x460/0x460
[   99.883817][  T940]  __sys_sendmsg+0x145/0x1f0
[   99.883996][  T940]  ? __sys_sendmsg_sock+0x20/0x20
[   99.884183][  T940]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   99.884396][  T940]  ? do_raw_spin_unlock+0x59/0x250
[   99.884587][  T940]  ? rcu_is_watching+0x15/0xd0
[   99.884766][  T940]  do_syscall_64+0x117/0xfc0
[   99.884946][  T940]  ? trace_hardirqs_off+0xd/0x30
[   99.885139][  T940]  ? exc_page_fault+0xee/0x100
[   99.885322][  T940]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   99.885537][  T940] RIP: 0033:0x7fcbaa2c108e
[   99.885719][  T940] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   99.886243][  T940] RSP: 002b:00007fffddc048b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   99.886500][  T940] RAX: ffffffffffffffda RBX: 00007fffddc05060 RCX: 00007fcbaa2c108e
[   99.886741][  T940] RDX: 0000000000000000 RSI: 00007fffddc04960 RDI: 0000000000000005
[   99.886986][  T940] RBP: 00007fffddc048c0 R08: 0000000000000000 R09: 0000000000000000
[   99.887241][  T940] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[   99.887490][  T940] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffddc05030
[   99.887738][  T940]  </TASK>
[   99.887882][  T940] irq event stamp: 48583
[   99.888029][  T940] hardirqs last  enabled at (48593): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[   99.888317][  T940] hardirqs last disabled at (48604): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[   99.888602][  T940] softirqs last  enabled at (48138): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[   99.888877][  T940] softirqs last disabled at (48087): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[   99.889168][  T940] ---[ end trace 0000000000000000 ]---
[   99.998148][  T944] ------------[ cut here ]------------
[   99.998328][  T944] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/944
[   99.998613][  T944] CPU: 0 UID: 0 PID: 944 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   99.998878][  T944] Tainted: [W]=WARN
[   99.998977][  T944] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.999148][  T944] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   99.999317][  T944] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[   99.999824][  T944] RSP: 0018:ffa00000024c7020 EFLAGS: 00010286
[  100.000004][  T944] RAX: 00000000ffffffa6 RBX: ff11000004d07540 RCX: 1ff4000000498dca
[  100.000213][  T944] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d075f8
[  100.000421][  T944] RBP: ff11000010ee1000 R08: 1fe22000009a0ec0 R09: ff1100001587d158
[  100.000630][  T944] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  100.000836][  T944] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010ee1ce1
[  100.001073][  T944] FS:  00007fe7ab0d7840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  100.001322][  T944] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.001511][  T944] CR2: 000000002f290988 CR3: 000000001637f006 CR4: 0000000000771ef0
[  100.001714][  T944] PKRU: 55555554
[  100.001816][  T944] Call Trace:
[  100.001915][  T944]  <TASK>
[  100.001983][  T944]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  100.002122][  T944]  rtmsg_ifinfo+0x5c/0xb0
[  100.002222][  T944]  ? mark_held_locks+0x40/0x70
[  100.002356][  T944]  __dev_notify_flags+0x1b8/0x280
[  100.002495][  T944]  ? netif_change_name+0x8c0/0x8c0
[  100.002624][  T944]  ? __dev_change_flags+0x4a4/0x660
[  100.002754][  T944]  ? netif_set_allmulti+0x250/0x250
[  100.002895][  T944]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.003034][  T944]  ? is_bpf_text_address+0x68/0x110
[  100.003577][  T944]  netif_change_flags+0xfe/0x190
[  100.003714][  T944]  do_setlink.isra.0+0x1cc3/0x2750
[  100.003853][  T944]  ? rtnl_link_get_size+0x350/0x350
[  100.003996][  T944]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  100.004177][  T944]  ? rcu_read_lock_any_held+0x3c/0x90
[  100.004316][  T944]  ? validate_chain+0x38b/0xc20
[  100.004459][  T944]  ? rcu_read_lock_any_held+0x66/0x90
[  100.004594][  T944]  ? stack_depot_save_flags+0x367/0x770
[  100.004733][  T944]  ? __lock_acquire+0x508/0xc10
[  100.004874][  T944]  ? lock_acquire.part.0+0xbc/0x260
[  100.005003][  T944]  ? rtnl_newlink+0x883/0xea0
[  100.005141][  T944]  ? rcu_is_watching+0x15/0xd0
[  100.005270][  T944]  ? lock_acquire+0x134/0x160
[  100.005398][  T944]  ? rcu_is_watching+0x15/0xd0
[  100.005536][  T944]  ? rcu_is_watching+0x15/0xd0
[  100.005665][  T944]  ? trace_contention_end+0xb3/0x1a0
[  100.005800][  T944]  ? __mutex_lock+0x1db/0x2010
[  100.005930][  T944]  ? __mutex_lock+0x9b2/0x2010
[  100.006067][  T944]  ? rtnl_newlink+0x883/0xea0
[  100.006213][  T944]  ? ww_mutex_lock+0x160/0x160
[  100.006355][  T944]  ? __rtnl_newlink+0x3fa/0xa50
[  100.006501][  T944]  rtnl_newlink+0x8d1/0xea0
[  100.006639][  T944]  ? lock_acquire.part.0+0xbc/0x260
[  100.006772][  T944]  ? __rtnl_newlink+0xa50/0xa50
[  100.006913][  T944]  ? mark_usage+0x61/0x170
[  100.007055][  T944]  ? lock_acquire.part.0+0xbc/0x260
[  100.007201][  T944]  ? find_held_lock+0x2b/0x80
[  100.007341][  T944]  ? __rtnl_newlink+0xa50/0xa50
[  100.007482][  T944]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.007622][  T944]  ? __rtnl_newlink+0xa50/0xa50
[  100.007766][  T944]  rtnetlink_rcv_msg+0x40d/0x9e0
[  100.007907][  T944]  ? validate_chain+0x38b/0xc20
[  100.008048][  T944]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.008184][  T944]  ? __lock_acquire+0x508/0xc10
[  100.008316][  T944]  ? lock_acquire.part.0+0xbc/0x260
[  100.008448][  T944]  ? find_held_lock+0x2b/0x80
[  100.008583][  T944]  netlink_rcv_skb+0x14e/0x3a0
[  100.008717][  T944]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.008851][  T944]  ? netlink_ack+0xcd0/0xcd0
[  100.008983][  T944]  ? netlink_deliver_tap+0xc5/0x330
[  100.009126][  T944]  ? netlink_deliver_tap+0x13c/0x330
[  100.009269][  T944]  netlink_unicast+0x486/0x750
[  100.009414][  T944]  ? netlink_attachskb+0x810/0x810
[  100.009557][  T944]  ? __lock_acquire+0x508/0xc10
[  100.009698][  T944]  netlink_sendmsg+0x735/0xc60
[  100.009829][  T944]  ? netlink_unicast+0x750/0x750
[  100.009964][  T944]  ? __might_fault+0x97/0x140
[  100.010116][  T944]  ____sys_sendmsg+0x419/0x850
[  100.010254][  T944]  ? copy_msghdr_from_user+0x2a0/0x460
[  100.010391][  T944]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  100.010574][  T944]  ? move_addr_to_kernel+0x40/0x40
[  100.010716][  T944]  ? stack_depot_save_flags+0x367/0x770
[  100.010854][  T944]  ? validate_chain+0x38b/0xc20
[  100.010992][  T944]  ___sys_sendmsg+0x14e/0x1d0
[  100.011137][  T944]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  100.011302][  T944]  ? copy_msghdr_from_user+0x460/0x460
[  100.011444][  T944]  __sys_sendmsg+0x145/0x1f0
[  100.011574][  T944]  ? __sys_sendmsg_sock+0x20/0x20
[  100.011706][  T944]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  100.011868][  T944]  ? do_raw_spin_unlock+0x59/0x250
[  100.012002][  T944]  ? rcu_is_watching+0x15/0xd0
[  100.012138][  T944]  do_syscall_64+0x117/0xfc0
[  100.012281][  T944]  ? trace_hardirqs_off+0xd/0x30
[  100.012427][  T944]  ? exc_page_fault+0xee/0x100
[  100.012567][  T944]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  100.012737][  T944] RIP: 0033:0x7fe7ab31108e
[  100.012881][  T944] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  100.013380][  T944] RSP: 002b:00007fff43959ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  100.013594][  T944] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe7ab31108e
[  100.013807][  T944] RDX: 0000000000000000 RSI: 00007fff43959f90 RDI: 0000000000000005
[  100.014012][  T944] RBP: 00007fff43959ef0 R08: 0000000000000000 R09: 0000000000000000
[  100.014224][  T944] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[  100.014429][  T944] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4395a660
[  100.014628][  T944]  </TASK>
[  100.014727][  T944] irq event stamp: 14189
[  100.014831][  T944] hardirqs last  enabled at (14197): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  100.015060][  T944] hardirqs last disabled at (14204): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  100.015300][  T944] softirqs last  enabled at (13566): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  100.015554][  T944] softirqs last disabled at (12931): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  100.015794][  T944] ---[ end trace 0000000000000000 ]---
[  100.054495][  T945] ------------[ cut here ]------------
[  100.054658][  T945] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/945
[  100.054897][  T945] CPU: 0 UID: 0 PID: 945 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  100.055164][  T945] Tainted: [W]=WARN
[  100.055263][  T945] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.055429][  T945] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  100.055600][  T945] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  100.056062][  T945] RSP: 0018:ffa00000024d7020 EFLAGS: 00010286
[  100.056238][  T945] RAX: 00000000ffffffa6 RBX: ff11000004d07a80 RCX: 1ff400000049adca
[  100.056454][  T945] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d07b38
[  100.056658][  T945] RBP: ff11000007939000 R08: 1fe22000009a0f68 R09: ff11000011468b58
[  100.056864][  T945] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  100.057062][  T945] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007939ce1
[  100.057275][  T945] FS:  00007fef180b5840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  100.057524][  T945] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.057699][  T945] CR2: 000000000da66988 CR3: 0000000013a9f002 CR4: 0000000000771ef0
[  100.057906][  T945] PKRU: 55555554
[  100.058008][  T945] Call Trace:
[  100.058116][  T945]  <TASK>
[  100.058187][  T945]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  100.058328][  T945]  rtmsg_ifinfo+0x5c/0xb0
[  100.058434][  T945]  ? mark_held_locks+0x40/0x70
[  100.058566][  T945]  __dev_notify_flags+0x1b8/0x280
[  100.058699][  T945]  ? netif_change_name+0x8c0/0x8c0
[  100.058829][  T945]  ? __dev_change_flags+0x4a4/0x660
[  100.058962][  T945]  ? netif_set_allmulti+0x250/0x250
[  100.059104][  T945]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.059236][  T945]  ? is_bpf_text_address+0x68/0x110
[  100.059368][  T945]  netif_change_flags+0xfe/0x190
[  100.059503][  T945]  do_setlink.isra.0+0x1cc3/0x2750
[  100.059637][  T945]  ? rtnl_link_get_size+0x350/0x350
[  100.059768][  T945]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  100.059931][  T945]  ? rcu_read_lock_any_held+0x3c/0x90
[  100.060060][  T945]  ? validate_chain+0x38b/0xc20
[  100.060454][  T945]  ? rcu_read_lock_any_held+0x66/0x90
[  100.060683][  T945]  ? stack_depot_save_flags+0x367/0x770
[  100.060820][  T945]  ? __lock_acquire+0x508/0xc10
[  100.060957][  T945]  ? lock_acquire.part.0+0xbc/0x260
[  100.061105][  T945]  ? rtnl_newlink+0x883/0xea0
[  100.061243][  T945]  ? rcu_is_watching+0x15/0xd0
[  100.061379][  T945]  ? lock_acquire+0x134/0x160
[  100.061524][  T945]  ? rcu_is_watching+0x15/0xd0
[  100.061664][  T945]  ? rcu_is_watching+0x15/0xd0
[  100.061802][  T945]  ? trace_contention_end+0xb3/0x1a0
[  100.061943][  T945]  ? __mutex_lock+0x1db/0x2010
[  100.062080][  T945]  ? __mutex_lock+0x9b2/0x2010
[  100.062224][  T945]  ? rtnl_newlink+0x883/0xea0
[  100.062361][  T945]  ? ww_mutex_lock+0x160/0x160
[  100.062509][  T945]  ? __rtnl_newlink+0x3fa/0xa50
[  100.062652][  T945]  rtnl_newlink+0x8d1/0xea0
[  100.062786][  T945]  ? lock_acquire.part.0+0xbc/0x260
[  100.062918][  T945]  ? __rtnl_newlink+0xa50/0xa50
[  100.063047][  T945]  ? mark_usage+0x61/0x170
[  100.063189][  T945]  ? lock_acquire.part.0+0xbc/0x260
[  100.063318][  T945]  ? find_held_lock+0x2b/0x80
[  100.063454][  T945]  ? __rtnl_newlink+0xa50/0xa50
[  100.063584][  T945]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.063716][  T945]  ? __rtnl_newlink+0xa50/0xa50
[  100.063849][  T945]  rtnetlink_rcv_msg+0x40d/0x9e0
[  100.063981][  T945]  ? validate_chain+0x38b/0xc20
[  100.064114][  T945]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.064244][  T945]  ? __lock_acquire+0x508/0xc10
[  100.064376][  T945]  ? lock_acquire.part.0+0xbc/0x260
[  100.064512][  T945]  ? find_held_lock+0x2b/0x80
[  100.064647][  T945]  netlink_rcv_skb+0x14e/0x3a0
[  100.064778][  T945]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.064909][  T945]  ? netlink_ack+0xcd0/0xcd0
[  100.065051][  T945]  ? netlink_deliver_tap+0xc5/0x330
[  100.065197][  T945]  ? netlink_deliver_tap+0x13c/0x330
[  100.065338][  T945]  netlink_unicast+0x486/0x750
[  100.065487][  T945]  ? netlink_attachskb+0x810/0x810
[  100.065626][  T945]  ? __lock_acquire+0x508/0xc10
[  100.065761][  T945]  netlink_sendmsg+0x735/0xc60
[  100.065900][  T945]  ? netlink_unicast+0x750/0x750
[  100.066038][  T945]  ? __might_fault+0x97/0x140
[  100.066187][  T945]  ____sys_sendmsg+0x419/0x850
[  100.066327][  T945]  ? copy_msghdr_from_user+0x2a0/0x460
[  100.066473][  T945]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  100.066644][  T945]  ? move_addr_to_kernel+0x40/0x40
[  100.066782][  T945]  ? stack_depot_save_flags+0x367/0x770
[  100.066922][  T945]  ? validate_chain+0x38b/0xc20
[  100.067067][  T945]  ___sys_sendmsg+0x14e/0x1d0
[  100.067206][  T945]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  100.067370][  T945]  ? copy_msghdr_from_user+0x460/0x460
[  100.067520][  T945]  __sys_sendmsg+0x145/0x1f0
[  100.067656][  T945]  ? __sys_sendmsg_sock+0x20/0x20
[  100.067786][  T945]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  100.067956][  T945]  ? do_raw_spin_unlock+0x59/0x250
[  100.068086][  T945]  ? rcu_is_watching+0x15/0xd0
[  100.068229][  T945]  do_syscall_64+0x117/0xfc0
[  100.068360][  T945]  ? irq_exit_rcu+0x1a/0x30
[  100.068497][  T945]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  100.068659][  T945] RIP: 0033:0x7fef182ef08e
[  100.068796][  T945] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  100.069270][  T945] RSP: 002b:00007ffed7fba2d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  100.069489][  T945] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fef182ef08e
[  100.069701][  T945] RDX: 0000000000000000 RSI: 00007ffed7fba380 RDI: 0000000000000005
[  100.069906][  T945] RBP: 00007ffed7fba2e0 R08: 0000000000000000 R09: 0000000000000000
[  100.070112][  T945] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[  100.070318][  T945] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed7fbaa50
[  100.070537][  T945]  </TASK>
[  100.070639][  T945] irq event stamp: 24571
[  100.070740][  T945] hardirqs last  enabled at (24579): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  100.070980][  T945] hardirqs last disabled at (24586): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  100.071226][  T945] softirqs last  enabled at (24006): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  100.071471][  T945] softirqs last disabled at (23581): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  100.071697][  T945] ---[ end trace 0000000000000000 ]---
[  100.104425][  T946] hsr1: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[  100.104723][  T946] hsr1: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[  100.105109][  T946] ------------[ cut here ]------------
[  100.105257][  T946] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/946
[  100.105503][  T946] CPU: 3 UID: 0 PID: 946 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  100.105784][  T946] Tainted: [W]=WARN
[  100.105890][  T946] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.106069][  T946] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  100.106267][  T946] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  100.106774][  T946] RSP: 0018:ffa00000024e7020 EFLAGS: 00010286
[  100.106961][  T946] RAX: 00000000ffffffa6 RBX: ff11000015f61e00 RCX: 1ff400000049cdca
[  100.107192][  T946] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f61eb8
[  100.107425][  T946] RBP: ff11000015e54000 R08: 1fe2200002bec3d8 R09: ff11000013305158
[  100.107641][  T946] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  100.107854][  T946] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015e54ce1
[  100.108060][  T946] FS:  00007f8b0d9b5840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  100.108306][  T946] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.108483][  T946] CR2: 0000000038588988 CR3: 0000000013e69006 CR4: 0000000000771ef0
[  100.108698][  T946] PKRU: 55555554
[  100.108802][  T946] Call Trace:
[  100.108909][  T946]  <TASK>
[  100.108981][  T946]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  100.109133][  T946]  rtmsg_ifinfo+0x5c/0xb0
[  100.109238][  T946]  ? mark_held_locks+0x40/0x70
[  100.109379][  T946]  __dev_notify_flags+0x1b8/0x280
[  100.109552][  T946]  ? netif_change_name+0x8c0/0x8c0
[  100.109691][  T946]  ? __dev_change_flags+0x4a4/0x660
[  100.109831][  T946]  ? netif_set_allmulti+0x250/0x250
[  100.109974][  T946]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.110116][  T946]  ? is_bpf_text_address+0x68/0x110
[  100.110259][  T946]  netif_change_flags+0xfe/0x190
[  100.110398][  T946]  do_setlink.isra.0+0x1cc3/0x2750
[  100.110543][  T946]  ? rtnl_link_get_size+0x350/0x350
[  100.110688][  T946]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  100.110864][  T946]  ? rcu_read_lock_any_held+0x3c/0x90
[  100.111003][  T946]  ? validate_chain+0x38b/0xc20
[  100.111212][  T946]  ? rcu_read_lock_any_held+0x66/0x90
[  100.111345][  T946]  ? stack_depot_save_flags+0x367/0x770
[  100.111486][  T946]  ? __lock_acquire+0x508/0xc10
[  100.111623][  T946]  ? lock_acquire.part.0+0xbc/0x260
[  100.111761][  T946]  ? rtnl_newlink+0x883/0xea0
[  100.111893][  T946]  ? rcu_is_watching+0x15/0xd0
[  100.112032][  T946]  ? lock_acquire+0x134/0x160
[  100.112239][  T946]  ? rcu_is_watching+0x15/0xd0
[  100.112376][  T946]  ? rcu_is_watching+0x15/0xd0
[  100.112524][  T946]  ? trace_contention_end+0xb3/0x1a0
[  100.112661][  T946]  ? __mutex_lock+0x1db/0x2010
[  100.112802][  T946]  ? __mutex_lock+0x9b2/0x2010
[  100.112940][  T946]  ? rtnl_newlink+0x883/0xea0
[  100.113075][  T946]  ? ww_mutex_lock+0x160/0x160
[  100.113320][  T946]  ? __rtnl_newlink+0x3fa/0xa50
[  100.113470][  T946]  rtnl_newlink+0x8d1/0xea0
[  100.113614][  T946]  ? lock_acquire.part.0+0xbc/0x260
[  100.113754][  T946]  ? __rtnl_newlink+0xa50/0xa50
[  100.113901][  T946]  ? mark_usage+0x61/0x170
[  100.114044][  T946]  ? lock_acquire.part.0+0xbc/0x260
[  100.114304][  T946]  ? find_held_lock+0x2b/0x80
[  100.114454][  T946]  ? __rtnl_newlink+0xa50/0xa50
[  100.114592][  T946]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.114735][  T946]  ? __rtnl_newlink+0xa50/0xa50
[  100.114878][  T946]  rtnetlink_rcv_msg+0x40d/0x9e0
[  100.115018][  T946]  ? validate_chain+0x38b/0xc20
[  100.115237][  T946]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.115375][  T946]  ? __lock_acquire+0x508/0xc10
[  100.115521][  T946]  ? lock_acquire.part.0+0xbc/0x260
[  100.115658][  T946]  ? find_held_lock+0x2b/0x80
[  100.115791][  T946]  netlink_rcv_skb+0x14e/0x3a0
[  100.115929][  T946]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.116066][  T946]  ? netlink_ack+0xcd0/0xcd0
[  100.116304][  T946]  ? netlink_deliver_tap+0xc5/0x330
[  100.116460][  T946]  ? netlink_deliver_tap+0x13c/0x330
[  100.116596][  T946]  netlink_unicast+0x486/0x750
[  100.116736][  T946]  ? netlink_attachskb+0x810/0x810
[  100.116877][  T946]  ? __lock_acquire+0x508/0xc10
[  100.117018][  T946]  netlink_sendmsg+0x735/0xc60
[  100.117260][  T946]  ? netlink_unicast+0x750/0x750
[  100.117400][  T946]  ? __might_fault+0x97/0x140
[  100.117548][  T946]  ____sys_sendmsg+0x419/0x850
[  100.117710][  T946]  ? copy_msghdr_from_user+0x2a0/0x460
[  100.117862][  T946]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  100.118031][  T946]  ? move_addr_to_kernel+0x40/0x40
[  100.118259][  T946]  ? stack_depot_save_flags+0x367/0x770
[  100.118399][  T946]  ? validate_chain+0x38b/0xc20
[  100.118543][  T946]  ___sys_sendmsg+0x14e/0x1d0
[  100.118673][  T946]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  100.118842][  T946]  ? copy_msghdr_from_user+0x460/0x460
[  100.118989][  T946]  __sys_sendmsg+0x145/0x1f0
[  100.119190][  T946]  ? __sys_sendmsg_sock+0x20/0x20
[  100.119325][  T946]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  100.119506][  T946]  ? do_raw_spin_unlock+0x59/0x250
[  100.119641][  T946]  ? rcu_is_watching+0x15/0xd0
[  100.119780][  T946]  do_syscall_64+0x117/0xfc0
[  100.119912][  T946]  ? trace_hardirqs_off+0xd/0x30
[  100.120052][  T946]  ? exc_page_fault+0xee/0x100
[  100.120202][  T946]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  100.120377][  T946] RIP: 0033:0x7f8b0dbef08e
[  100.120528][  T946] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  100.121016][  T946] RSP: 002b:00007ffddb08f590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  100.121243][  T946] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8b0dbef08e
[  100.121457][  T946] RDX: 0000000000000000 RSI: 00007ffddb08f640 RDI: 0000000000000005
[  100.121665][  T946] RBP: 00007ffddb08f5a0 R08: 0000000000000000 R09: 0000000000000000
[  100.121875][  T946] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[  100.122087][  T946] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddb08fd10
[  100.122310][  T946]  </TASK>
[  100.122418][  T946] irq event stamp: 16767
[  100.122522][  T946] hardirqs last  enabled at (16775): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  100.122761][  T946] hardirqs last disabled at (16782): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  100.123004][  T946] softirqs last  enabled at (16616): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  100.123242][  T946] softirqs last disabled at (16533): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  100.123482][  T946] ---[ end trace 0000000000000000 ]---
[  100.124316][  T946] ------------[ cut here ]------------
[  100.124483][  T946] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/946
[  100.124742][  T946] CPU: 3 UID: 0 PID: 946 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  100.125041][  T946] Tainted: [W]=WARN
[  100.125853][  T946] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.126039][  T946] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  100.126278][  T946] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  100.126784][  T946] RSP: 0018:ffa00000024e6da0 EFLAGS: 00010286
[  100.126962][  T946] RAX: 00000000ffffffa6 RBX: ff11000015f60580 RCX: 1ff400000049cd7a
[  100.127180][  T946] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f60638
[  100.127394][  T946] RBP: ff11000015e54000 R08: 1fe2200002bec0c8 R09: ff11000013305158
[  100.127609][  T946] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  100.127819][  T946] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  100.128032][  T946] FS:  00007f8b0d9b5840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  100.128292][  T946] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.128498][  T946] CR2: 0000000038588988 CR3: 0000000013e69006 CR4: 0000000000771ef0
[  100.128715][  T946] PKRU: 55555554
[  100.128825][  T946] Call Trace:
[  100.128943][  T946]  <TASK>
[  100.129023][  T946]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  100.129180][  T946]  ? notifier_call_chain+0xb0/0x320
[  100.129332][  T946]  rtmsg_ifinfo+0x5c/0xb0
[  100.129457][  T946]  netif_state_change+0x155/0x340
[  100.129608][  T946]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  100.129793][  T946]  ? print_lock_name+0x4c/0x110
[  100.129944][  T946]  netif_set_operstate+0xc1/0x100
[  100.130092][  T946]  ? rtnl_put_cacheinfo+0x250/0x250
[  100.130251][  T946]  hsr_check_carrier_and_operstate+0x1ec/0x700
[  100.130444][  T946]  ? hsr_port_get_hsr+0x9c/0x150
[  100.130594][  T946]  ? packet_notifier+0x1c2/0xbd0
[  100.130737][  T946]  ? mutex_is_locked+0x1c/0x50
[  100.130878][  T946]  hsr_netdev_notify+0x387/0xad0
[  100.131026][  T946]  ? hsr_port_get_hsr+0x150/0x150
[  100.131178][  T946]  notifier_call_chain+0xb0/0x320
[  100.131324][  T946]  __dev_notify_flags+0xde/0x280
[  100.131474][  T946]  ? netif_change_name+0x8c0/0x8c0
[  100.131614][  T946]  ? netif_set_allmulti+0x250/0x250
[  100.131755][  T946]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.131898][  T946]  ? is_bpf_text_address+0x68/0x110
[  100.132042][  T946]  netif_change_flags+0xfe/0x190
[  100.132186][  T946]  do_setlink.isra.0+0x1cc3/0x2750
[  100.132330][  T946]  ? rtnl_link_get_size+0x350/0x350
[  100.132480][  T946]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  100.132654][  T946]  ? rcu_read_lock_any_held+0x3c/0x90
[  100.132792][  T946]  ? validate_chain+0x38b/0xc20
[  100.132930][  T946]  ? rcu_read_lock_any_held+0x66/0x90
[  100.133070][  T946]  ? stack_depot_save_flags+0x367/0x770
[  100.133218][  T946]  ? __lock_acquire+0x508/0xc10
[  100.133364][  T946]  ? lock_acquire.part.0+0xbc/0x260
[  100.133509][  T946]  ? rtnl_newlink+0x883/0xea0
[  100.133650][  T946]  ? rcu_is_watching+0x15/0xd0
[  100.133789][  T946]  ? lock_acquire+0x134/0x160
[  100.133927][  T946]  ? rcu_is_watching+0x15/0xd0
[  100.134065][  T946]  ? rcu_is_watching+0x15/0xd0
[  100.134222][  T946]  ? trace_contention_end+0xb3/0x1a0
[  100.134373][  T946]  ? __mutex_lock+0x1db/0x2010
[  100.134525][  T946]  ? __mutex_lock+0x9b2/0x2010
[  100.134670][  T946]  ? rtnl_newlink+0x883/0xea0
[  100.134818][  T946]  ? ww_mutex_lock+0x160/0x160
[  100.134969][  T946]  ? __rtnl_newlink+0x3fa/0xa50
[  100.135124][  T946]  rtnl_newlink+0x8d1/0xea0
[  100.135275][  T946]  ? lock_acquire.part.0+0xbc/0x260
[  100.135434][  T946]  ? __rtnl_newlink+0xa50/0xa50
[  100.135578][  T946]  ? mark_usage+0x61/0x170
[  100.135728][  T946]  ? lock_acquire.part.0+0xbc/0x260
[  100.135872][  T946]  ? find_held_lock+0x2b/0x80
[  100.136021][  T946]  ? __rtnl_newlink+0xa50/0xa50
[  100.136173][  T946]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.136325][  T946]  ? __rtnl_newlink+0xa50/0xa50
[  100.136476][  T946]  rtnetlink_rcv_msg+0x40d/0x9e0
[  100.136613][  T946]  ? validate_chain+0x38b/0xc20
[  100.136749][  T946]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.136892][  T946]  ? __lock_acquire+0x508/0xc10
[  100.137035][  T946]  ? lock_acquire.part.0+0xbc/0x260
[  100.137185][  T946]  ? find_held_lock+0x2b/0x80
[  100.137336][  T946]  netlink_rcv_skb+0x14e/0x3a0
[  100.137491][  T946]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.137639][  T946]  ? netlink_ack+0xcd0/0xcd0
[  100.137790][  T946]  ? netlink_deliver_tap+0xc5/0x330
[  100.137932][  T946]  ? netlink_deliver_tap+0x13c/0x330
[  100.138076][  T946]  netlink_unicast+0x486/0x750
[  100.138234][  T946]  ? netlink_attachskb+0x810/0x810
[  100.138378][  T946]  ? __lock_acquire+0x508/0xc10
[  100.138525][  T946]  netlink_sendmsg+0x735/0xc60
[  100.138670][  T946]  ? netlink_unicast+0x750/0x750
[  100.138819][  T946]  ? __might_fault+0x97/0x140
[  100.138969][  T946]  ____sys_sendmsg+0x419/0x850
[  100.139125][  T946]  ? copy_msghdr_from_user+0x2a0/0x460
[  100.139273][  T946]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  100.139459][  T946]  ? move_addr_to_kernel+0x40/0x40
[  100.139606][  T946]  ? stack_depot_save_flags+0x367/0x770
[  100.139753][  T946]  ? validate_chain+0x38b/0xc20
[  100.139898][  T946]  ___sys_sendmsg+0x14e/0x1d0
[  100.140042][  T946]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  100.140233][  T946]  ? copy_msghdr_from_user+0x460/0x460
[  100.140400][  T946]  __sys_sendmsg+0x145/0x1f0
[  100.140560][  T946]  ? __sys_sendmsg_sock+0x20/0x20
[  100.140702][  T946]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  100.140881][  T946]  ? do_raw_spin_unlock+0x59/0x250
[  100.141032][  T946]  ? rcu_is_watching+0x15/0xd0
[  100.141185][  T946]  do_syscall_64+0x117/0xfc0
[  100.141338][  T946]  ? trace_hardirqs_off+0xd/0x30
[  100.141492][  T946]  ? exc_page_fault+0xee/0x100
[  100.141638][  T946]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  100.141814][  T946] RIP: 0033:0x7f8b0dbef08e
[  100.141967][  T946] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  100.142497][  T946] RSP: 002b:00007ffddb08f590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  100.142732][  T946] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8b0dbef08e
[  100.142958][  T946] RDX: 0000000000000000 RSI: 00007ffddb08f640 RDI: 0000000000000005
[  100.143189][  T946] RBP: 00007ffddb08f5a0 R08: 0000000000000000 R09: 0000000000000000
[  100.143427][  T946] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[  100.143651][  T946] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddb08fd10
[  100.143873][  T946]  </TASK>
[  100.143983][  T946] irq event stamp: 19141
[  100.144101][  T946] hardirqs last  enabled at (19151): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  100.144364][  T946] hardirqs last disabled at (19158): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  100.144610][  T946] softirqs last  enabled at (18864): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  100.144869][  T946] softirqs last disabled at (18859): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  100.145127][  T946] ---[ end trace 0000000000000000 ]---
[  100.184282][  T947] ------------[ cut here ]------------
[  100.184519][  T947] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/947
[  100.184820][  T947] CPU: 2 UID: 0 PID: 947 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  100.185586][  T947] Tainted: [W]=WARN
[  100.185743][  T947] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.185954][  T947] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  100.186185][  T947] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  100.186701][  T947] RSP: 0018:ffa00000024f7020 EFLAGS: 00010286
[  100.186913][  T947] RAX: 00000000ffffffa6 RBX: ff110000101163c0 RCX: 1ff400000049edca
[  100.187161][  T947] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010116478
[  100.187401][  T947] RBP: ff11000010ef9000 R08: 1fe2200002022c90 R09: ff11000015962e58
[  100.187647][  T947] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  100.187886][  T947] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010ef9ce1
[  100.188141][  T947] FS:  00007f6244dae840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  100.188429][  T947] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.188643][  T947] CR2: 00000000247cc988 CR3: 0000000015d5f001 CR4: 0000000000771ef0
[  100.188885][  T947] PKRU: 55555554
[  100.189030][  T947] Call Trace:
[  100.189187][  T947]  <TASK>
[  100.189307][  T947]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  100.189503][  T947]  rtmsg_ifinfo+0x5c/0xb0
[  100.189652][  T947]  ? mark_held_locks+0x40/0x70
[  100.189830][  T947]  __dev_notify_flags+0x1b8/0x280
[  100.190011][  T947]  ? netif_change_name+0x8c0/0x8c0
[  100.190204][  T947]  ? __dev_change_flags+0x4a4/0x660
[  100.190380][  T947]  ? netif_set_allmulti+0x250/0x250
[  100.190566][  T947]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.190746][  T947]  ? is_bpf_text_address+0x68/0x110
[  100.190927][  T947]  netif_change_flags+0xfe/0x190
[  100.191118][  T947]  do_setlink.isra.0+0x1cc3/0x2750
[  100.191301][  T947]  ? rtnl_link_get_size+0x350/0x350
[  100.191488][  T947]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  100.191699][  T947]  ? rcu_read_lock_any_held+0x3c/0x90
[  100.191878][  T947]  ? validate_chain+0x38b/0xc20
[  100.192056][  T947]  ? rcu_read_lock_any_held+0x66/0x90
[  100.192247][  T947]  ? stack_depot_save_flags+0x367/0x770
[  100.192436][  T947]  ? __lock_acquire+0x508/0xc10
[  100.192614][  T947]  ? lock_acquire.part.0+0xbc/0x260
[  100.192791][  T947]  ? rtnl_newlink+0x883/0xea0
[  100.192969][  T947]  ? rcu_is_watching+0x15/0xd0
[  100.193160][  T947]  ? lock_acquire+0x134/0x160
[  100.193340][  T947]  ? rcu_is_watching+0x15/0xd0
[  100.193525][  T947]  ? rcu_is_watching+0x15/0xd0
[  100.193704][  T947]  ? trace_contention_end+0xb3/0x1a0
[  100.193882][  T947]  ? __mutex_lock+0x1db/0x2010
[  100.194060][  T947]  ? __mutex_lock+0x9b2/0x2010
[  100.194249][  T947]  ? rtnl_newlink+0x883/0xea0
[  100.194440][  T947]  ? ww_mutex_lock+0x160/0x160
[  100.194620][  T947]  ? __rtnl_newlink+0x3fa/0xa50
[  100.194804][  T947]  rtnl_newlink+0x8d1/0xea0
[  100.194984][  T947]  ? lock_acquire.part.0+0xbc/0x260
[  100.195176][  T947]  ? __rtnl_newlink+0xa50/0xa50
[  100.195354][  T947]  ? mark_usage+0x61/0x170
[  100.195545][  T947]  ? lock_acquire.part.0+0xbc/0x260
[  100.195721][  T947]  ? find_held_lock+0x2b/0x80
[  100.195898][  T947]  ? __rtnl_newlink+0xa50/0xa50
[  100.196075][  T947]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.196269][  T947]  ? __rtnl_newlink+0xa50/0xa50
[  100.196452][  T947]  rtnetlink_rcv_msg+0x40d/0x9e0
[  100.196631][  T947]  ? validate_chain+0x38b/0xc20
[  100.196809][  T947]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.196986][  T947]  ? __lock_acquire+0x508/0xc10
[  100.197179][  T947]  ? lock_acquire.part.0+0xbc/0x260
[  100.197358][  T947]  ? find_held_lock+0x2b/0x80
[  100.197552][  T947]  netlink_rcv_skb+0x14e/0x3a0
[  100.197734][  T947]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.197912][  T947]  ? netlink_ack+0xcd0/0xcd0
[  100.198092][  T947]  ? netlink_deliver_tap+0xc5/0x330
[  100.198285][  T947]  ? netlink_deliver_tap+0x13c/0x330
[  100.198482][  T947]  netlink_unicast+0x486/0x750
[  100.198660][  T947]  ? netlink_attachskb+0x810/0x810
[  100.198841][  T947]  ? __lock_acquire+0x508/0xc10
[  100.199019][  T947]  netlink_sendmsg+0x735/0xc60
[  100.199212][  T947]  ? netlink_unicast+0x750/0x750
[  100.199390][  T947]  ? __might_fault+0x97/0x140
[  100.199578][  T947]  ____sys_sendmsg+0x419/0x850
[  100.199757][  T947]  ? copy_msghdr_from_user+0x2a0/0x460
[  100.199933][  T947]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  100.200150][  T947]  ? move_addr_to_kernel+0x40/0x40
[  100.200331][  T947]  ? stack_depot_save_flags+0x367/0x770
[  100.200515][  T947]  ? validate_chain+0x38b/0xc20
[  100.200694][  T947]  ___sys_sendmsg+0x14e/0x1d0
[  100.200869][  T947]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  100.201077][  T947]  ? copy_msghdr_from_user+0x460/0x460
[  100.201281][  T947]  __sys_sendmsg+0x145/0x1f0
[  100.201471][  T947]  ? __sys_sendmsg_sock+0x20/0x20
[  100.201647][  T947]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  100.201865][  T947]  ? do_raw_spin_unlock+0x59/0x250
[  100.202065][  T947]  ? rcu_is_watching+0x15/0xd0
[  100.202278][  T947]  do_syscall_64+0x117/0xfc0
[  100.202486][  T947]  ? trace_hardirqs_off+0xd/0x30
[  100.202688][  T947]  ? exc_page_fault+0xee/0x100
[  100.202898][  T947]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  100.203143][  T947] RIP: 0033:0x7f6244fe808e
[  100.203350][  T947] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  100.203883][  T947] RSP: 002b:00007fffd141f030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  100.204150][  T947] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6244fe808e
[  100.204421][  T947] RDX: 0000000000000000 RSI: 00007fffd141f0e0 RDI: 0000000000000005
[  100.204678][  T947] RBP: 00007fffd141f040 R08: 0000000000000000 R09: 0000000000000000
[  100.204938][  T947] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[  100.205222][  T947] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd141f7b0
[  100.205499][  T947]  </TASK>
[  100.205663][  T947] irq event stamp: 23905
[  100.205823][  T947] hardirqs last  enabled at (23915): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  100.206132][  T947] hardirqs last disabled at (23926): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  100.206440][  T947] softirqs last  enabled at (22860): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  100.206746][  T947] softirqs last disabled at (22161): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  100.207030][  T947] ---[ end trace 0000000000000000 ]---
[  100.238118][  T948] ------------[ cut here ]------------
[  100.238305][  T948] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/948
[  100.238547][  T948] CPU: 0 UID: 0 PID: 948 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  100.238817][  T948] Tainted: [W]=WARN
[  100.238918][  T948] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.239081][  T948] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  100.239266][  T948] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  100.239734][  T948] RSP: 0018:ffa0000002507020 EFLAGS: 00010286
[  100.239899][  T948] RAX: 00000000ffffffa6 RBX: ff11000010116c80 RCX: 1ff40000004a0dca
[  100.240092][  T948] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010116d38
[  100.240294][  T948] RBP: ff11000005439000 R08: 1fe2200002022da8 R09: ff11000015965158
[  100.240494][  T948] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  100.240689][  T948] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005439ce1
[  100.240885][  T948] FS:  00007f5eea52e840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  100.241122][  T948] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.241305][  T948] CR2: 000000002a706988 CR3: 000000001612b006 CR4: 0000000000771ef0
[  100.241508][  T948] PKRU: 55555554
[  100.241608][  T948] Call Trace:
[  100.241706][  T948]  <TASK>
[  100.241775][  T948]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  100.241909][  T948]  rtmsg_ifinfo+0x5c/0xb0
[  100.242008][  T948]  ? mark_held_locks+0x40/0x70
[  100.242149][  T948]  __dev_notify_flags+0x1b8/0x280
[  100.242285][  T948]  ? netif_change_name+0x8c0/0x8c0
[  100.242418][  T948]  ? __dev_change_flags+0x4a4/0x660
[  100.242554][  T948]  ? netif_set_allmulti+0x250/0x250
[  100.242685][  T948]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.242820][  T948]  ? is_bpf_text_address+0x68/0x110
[  100.242952][  T948]  netif_change_flags+0xfe/0x190
[  100.243091][  T948]  do_setlink.isra.0+0x1cc3/0x2750
[  100.243231][  T948]  ? rtnl_link_get_size+0x350/0x350
[  100.243365][  T948]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  100.243533][  T948]  ? rcu_read_lock_any_held+0x3c/0x90
[  100.243664][  T948]  ? validate_chain+0x38b/0xc20
[  100.243795][  T948]  ? rcu_read_lock_any_held+0x66/0x90
[  100.243925][  T948]  ? stack_depot_save_flags+0x367/0x770
[  100.244060][  T948]  ? __lock_acquire+0x508/0xc10
[  100.244202][  T948]  ? lock_acquire.part.0+0xbc/0x260
[  100.244335][  T948]  ? rtnl_newlink+0x883/0xea0
[  100.244471][  T948]  ? rcu_is_watching+0x15/0xd0
[  100.244601][  T948]  ? lock_acquire+0x134/0x160
[  100.244730][  T948]  ? rcu_is_watching+0x15/0xd0
[  100.244860][  T948]  ? rcu_is_watching+0x15/0xd0
[  100.244993][  T948]  ? trace_contention_end+0xb3/0x1a0
[  100.245132][  T948]  ? __mutex_lock+0x1db/0x2010
[  100.245265][  T948]  ? __mutex_lock+0x9b2/0x2010
[  100.245396][  T948]  ? rtnl_newlink+0x883/0xea0
[  100.245533][  T948]  ? ww_mutex_lock+0x160/0x160
[  100.245664][  T948]  ? __rtnl_newlink+0x3fa/0xa50
[  100.245798][  T948]  rtnl_newlink+0x8d1/0xea0
[  100.245930][  T948]  ? lock_acquire.part.0+0xbc/0x260
[  100.246063][  T948]  ? __rtnl_newlink+0xa50/0xa50
[  100.246317][  T948]  ? mark_usage+0x61/0x170
[  100.246454][  T948]  ? lock_acquire.part.0+0xbc/0x260
[  100.246585][  T948]  ? find_held_lock+0x2b/0x80
[  100.246715][  T948]  ? __rtnl_newlink+0xa50/0xa50
[  100.246844][  T948]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.246976][  T948]  ? __rtnl_newlink+0xa50/0xa50
[  100.247169][  T948]  rtnetlink_rcv_msg+0x40d/0x9e0
[  100.247303][  T948]  ? validate_chain+0x38b/0xc20
[  100.247442][  T948]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.247574][  T948]  ? __lock_acquire+0x508/0xc10
[  100.247707][  T948]  ? lock_acquire.part.0+0xbc/0x260
[  100.247837][  T948]  ? find_held_lock+0x2b/0x80
[  100.247969][  T948]  netlink_rcv_skb+0x14e/0x3a0
[  100.248199][  T948]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.248417][  T948]  ? netlink_ack+0xcd0/0xcd0
[  100.248558][  T948]  ? netlink_deliver_tap+0xc5/0x330
[  100.248697][  T948]  ? netlink_deliver_tap+0x13c/0x330
[  100.248840][  T948]  netlink_unicast+0x486/0x750
[  100.248981][  T948]  ? netlink_attachskb+0x810/0x810
[  100.249241][  T948]  ? __lock_acquire+0x508/0xc10
[  100.249385][  T948]  netlink_sendmsg+0x735/0xc60
[  100.249529][  T948]  ? netlink_unicast+0x750/0x750
[  100.249672][  T948]  ? __might_fault+0x97/0x140
[  100.249811][  T948]  ____sys_sendmsg+0x419/0x850
[  100.249947][  T948]  ? copy_msghdr_from_user+0x2a0/0x460
[  100.250090][  T948]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  100.250288][  T948]  ? move_addr_to_kernel+0x40/0x40
[  100.250438][  T948]  ? stack_depot_save_flags+0x367/0x770
[  100.250579][  T948]  ? validate_chain+0x38b/0xc20
[  100.250718][  T948]  ___sys_sendmsg+0x14e/0x1d0
[  100.250854][  T948]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  100.251021][  T948]  ? copy_msghdr_from_user+0x460/0x460
[  100.251167][  T948]  __sys_sendmsg+0x145/0x1f0
[  100.251306][  T948]  ? __sys_sendmsg_sock+0x20/0x20
[  100.251448][  T948]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  100.251621][  T948]  ? do_raw_spin_unlock+0x59/0x250
[  100.251765][  T948]  ? rcu_is_watching+0x15/0xd0
[  100.251910][  T948]  do_syscall_64+0x117/0xfc0
[  100.252050][  T948]  ? trace_hardirqs_off+0xd/0x30
[  100.252211][  T948]  ? exc_page_fault+0xee/0x100
[  100.252355][  T948]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  100.252539][  T948] RIP: 0033:0x7f5eea76808e
[  100.252692][  T948] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  100.253212][  T948] RSP: 002b:00007ffd51306ad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  100.253463][  T948] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5eea76808e
[  100.253698][  T948] RDX: 0000000000000000 RSI: 00007ffd51306b80 RDI: 0000000000000005
[  100.253915][  T948] RBP: 00007ffd51306ae0 R08: 0000000000000000 R09: 0000000000000000
[  100.254136][  T948] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[  100.254364][  T948] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd51307250
[  100.254593][  T948]  </TASK>
[  100.254703][  T948] irq event stamp: 16391
[  100.254822][  T948] hardirqs last  enabled at (16399): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  100.255050][  T948] hardirqs last disabled at (16406): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  100.255297][  T948] softirqs last  enabled at (16182): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  100.255550][  T948] softirqs last disabled at (16157): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  100.255805][  T948] ---[ end trace 0000000000000000 ]---
[  100.256748][   T36] ------------[ cut here ]------------
[  100.256919][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:0/36
[  100.257231][   T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  100.257541][   T36] Tainted: [W]=WARN
[  100.257643][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.257805][   T36] Workqueue: events_unbound linkwatch_event
[  100.257982][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  100.258154][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  100.258613][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[  100.258770][   T36] RAX: 00000000ffffffa6 RBX: ff11000010116580 RCX: 1ff4000000051f02
[  100.258955][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010116638
[  100.259143][   T36] RBP: ff11000005439000 R08: 1fe2200002022cc8 R09: ff11000001d651a8
[  100.259331][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  100.259520][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.259708][   T36] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  100.259925][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.260102][   T36] CR2: 0000555faa067d5c CR3: 0000000013d03001 CR4: 0000000000771ef0
[  100.260288][   T36] PKRU: 55555554
[  100.260382][   T36] Call Trace:
[  100.260483][   T36]  <TASK>
[  100.260547][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  100.260670][   T36]  ? notifier_call_chain+0xb0/0x320
[  100.260795][   T36]  rtmsg_ifinfo+0x5c/0xb0
[  100.260891][   T36]  netif_state_change+0x155/0x340
[  100.261023][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  100.261202][   T36]  ? linkwatch_do_dev+0xae/0xd0
[  100.261333][   T36]  __linkwatch_run_queue+0x34c/0x750
[  100.261470][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[  100.261603][   T36]  linkwatch_event+0x7f/0xb0
[  100.261729][   T36]  ? __linkwatch_run_queue+0x750/0x750
[  100.261858][   T36]  process_one_work+0xdf8/0x1410
[  100.261987][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[  100.262112][   T36]  ? lock_acquire.part.0+0xbc/0x260
[  100.262239][   T36]  worker_thread+0x4f1/0xd60
[  100.262365][   T36]  ? rescuer_thread+0x1320/0x1320
[  100.262494][   T36]  kthread+0x367/0x460
[  100.262588][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  100.262743][   T36]  ? kthread_affine_node+0x330/0x330
[  100.262870][   T36]  ret_from_fork+0x474/0x6b0
[  100.262995][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  100.263154][   T36]  ? __switch_to+0x5a3/0xe00
[  100.263277][   T36]  ? kthread_affine_node+0x330/0x330
[  100.263400][   T36]  ret_from_fork_asm+0x11/0x20
[  100.263533][   T36]  </TASK>
[  100.263624][   T36] irq event stamp: 357979
[  100.263719][   T36] hardirqs last  enabled at (357987): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  100.263932][   T36] hardirqs last disabled at (357994): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  100.264155][   T36] softirqs last  enabled at (358008): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  100.264367][   T36] softirqs last disabled at (358003): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  100.264590][   T36] ---[ end trace 0000000000000000 ]---
[  100.265290][   T36] ------------[ cut here ]------------
[  100.265436][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:0/36
[  100.265700][   T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  100.265997][   T36] Tainted: [W]=WARN
[  100.266103][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.266275][   T36] Workqueue: events_unbound linkwatch_event
[  100.266447][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  100.266614][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  100.267077][   T36] RSP: 0018:ffa000000028f760 EFLAGS: 00010286
[  100.267249][   T36] RAX: 00000000ffffffa6 RBX: ff110000054d2e40 RCX: 1ff4000000051eb2
[  100.267451][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054d2ef8
[  100.267644][   T36] RBP: ff11000015e54000 R08: 1fe2200000a9a5e0 R09: ff11000001d651a8
[  100.267838][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  100.268028][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  100.268234][   T36] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  100.268465][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.268644][   T36] CR2: 0000555faa067d5c CR3: 0000000013d03001 CR4: 0000000000771ef0
[  100.268847][   T36] PKRU: 55555554
[  100.268954][   T36] Call Trace:
[  100.269056][   T36]  <TASK>
[  100.269129][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  100.269265][   T36]  ? notifier_call_chain+0xb0/0x320
[  100.269399][   T36]  rtmsg_ifinfo+0x5c/0xb0
[  100.269516][   T36]  netif_state_change+0x155/0x340
[  100.269646][   T36]  ? __queue_work+0x31a/0xc00
[  100.269776][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  100.269939][   T36]  ? lockdep_hardirqs_on+0x8c/0x130
[  100.270072][   T36]  ? mod_delayed_work_on+0x109/0x120
[  100.270212][   T36]  netif_set_operstate+0xc1/0x100
[  100.270346][   T36]  ? rtnl_put_cacheinfo+0x250/0x250
[  100.270482][   T36]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  100.270644][   T36]  hsr_check_carrier_and_operstate+0x4da/0x700
[  100.270806][   T36]  hsr_netdev_notify+0x387/0xad0
[  100.270937][   T36]  ? unregister_vlan_dev+0x380/0x380
[  100.271068][   T36]  ? hsr_port_get_hsr+0x150/0x150
[  100.271207][   T36]  notifier_call_chain+0xb0/0x320
[  100.271338][   T36]  netif_state_change+0x139/0x340
[  100.271471][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  100.271639][   T36]  ? linkwatch_do_dev+0xae/0xd0
[  100.271767][   T36]  __linkwatch_run_queue+0x34c/0x750
[  100.271897][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[  100.272040][   T36]  linkwatch_event+0x7f/0xb0
[  100.272179][   T36]  ? __linkwatch_run_queue+0x750/0x750
[  100.272319][   T36]  process_one_work+0xdf8/0x1410
[  100.272457][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[  100.272589][   T36]  ? lock_acquire.part.0+0xbc/0x260
[  100.272728][   T36]  worker_thread+0x4f1/0xd60
[  100.272876][   T36]  ? rescuer_thread+0x1320/0x1320
[  100.273011][   T36]  kthread+0x367/0x460
[  100.273124][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  100.273311][   T36]  ? kthread_affine_node+0x330/0x330
[  100.273456][   T36]  ret_from_fork+0x474/0x6b0
[  100.273594][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  100.273763][   T36]  ? __switch_to+0x5a3/0xe00
[  100.273907][   T36]  ? kthread_affine_node+0x330/0x330
[  100.274050][   T36]  ret_from_fork_asm+0x11/0x20
[  100.274206][   T36]  </TASK>
[  100.274314][   T36] irq event stamp: 358905
[  100.274422][   T36] hardirqs last  enabled at (358913): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  100.274667][   T36] hardirqs last disabled at (358920): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  100.274908][   T36] softirqs last  enabled at (358444): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  100.275149][   T36] softirqs last disabled at (358439): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  100.275396][   T36] ---[ end trace 0000000000000000 ]---
[  100.275651][   T36] ------------[ cut here ]------------
[  100.275777][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:0/36
[  100.276032][   T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  100.276341][   T36] Tainted: [W]=WARN
[  100.276452][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.276625][   T36] Workqueue: events_unbound linkwatch_event
[  100.276802][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  100.276973][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  100.278037][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[  100.278307][   T36] RAX: 00000000ffffffa6 RBX: ff110000054d2c80 RCX: 1ff4000000051f02
[  100.278513][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054d2d38
[  100.278717][   T36] RBP: ff11000010ee1000 R08: 1fe2200000a9a5a8 R09: ff11000001d651a8
[  100.278924][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  100.279190][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.279392][   T36] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  100.279634][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.279792][   T36] CR2: 0000555faa067d5c CR3: 000000000bb49002 CR4: 0000000000771ef0
[  100.279991][   T36] PKRU: 55555554
[  100.280092][   T36] Call Trace:
[  100.280240][   T36]  <TASK>
[  100.280307][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  100.280442][   T36]  ? notifier_call_chain+0xb0/0x320
[  100.280568][   T36]  rtmsg_ifinfo+0x5c/0xb0
[  100.280664][   T36]  netif_state_change+0x155/0x340
[  100.280793][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  100.280953][   T36]  ? linkwatch_do_dev+0xae/0xd0
[  100.281082][   T36]  __linkwatch_run_queue+0x34c/0x750
[  100.281266][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[  100.281396][   T36]  linkwatch_event+0x7f/0xb0
[  100.281524][   T36]  ? __linkwatch_run_queue+0x750/0x750
[  100.281652][   T36]  process_one_work+0xdf8/0x1410
[  100.281780][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[  100.281916][   T36]  ? lock_acquire.part.0+0xbc/0x260
[  100.282047][   T36]  worker_thread+0x4f1/0xd60
[  100.282237][   T36]  ? rescuer_thread+0x1320/0x1320
[  100.282361][   T36]  kthread+0x367/0x460
[  100.282461][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  100.282618][   T36]  ? kthread_affine_node+0x330/0x330
[  100.282746][   T36]  ret_from_fork+0x474/0x6b0
[  100.282874][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  100.283030][   T36]  ? __switch_to+0x5a3/0xe00
[  100.283209][   T36]  ? kthread_affine_node+0x330/0x330
[  100.283335][   T36]  ret_from_fork_asm+0x11/0x20
[  100.283468][   T36]  </TASK>
[  100.283565][   T36] irq event stamp: 360865
[  100.283658][   T36] hardirqs last  enabled at (360873): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  100.283875][   T36] hardirqs last disabled at (360880): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  100.284087][   T36] softirqs last  enabled at (360838): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  100.284356][   T36] softirqs last disabled at (360897): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  100.284584][   T36] ---[ end trace 0000000000000000 ]---
[  100.286325][   T36] ------------[ cut here ]------------
[  100.286552][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u17:0/36
[  100.287012][   T36] CPU: 1 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  100.287519][   T36] Tainted: [W]=WARN
[  100.287661][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.287874][   T36] Workqueue: events_unbound linkwatch_event
[  100.288124][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  100.288366][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  100.288822][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[  100.288974][   T36] RAX: 00000000ffffffa6 RBX: ff110000054d2580 RCX: 1ff4000000051f02
[  100.289162][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054d2638
[  100.289346][   T36] RBP: ff11000015e54000 R08: 1fe2200000a9a4c8 R09: ff11000001d651a8
[  100.289532][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  100.289710][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.289890][   T36] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  100.290171][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.290384][   T36] CR2: 0000555faa067d5c CR3: 0000000013d03006 CR4: 0000000000771ef0
[  100.290569][   T36] PKRU: 55555554
[  100.290660][   T36] Call Trace:
[  100.290749][   T36]  <TASK>
[  100.290818][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  100.290941][   T36]  ? notifier_call_chain+0xb0/0x320
[  100.291065][   T36]  rtmsg_ifinfo+0x5c/0xb0
[  100.291210][   T36]  netif_state_change+0x155/0x340
[  100.291332][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  100.291488][   T36]  ? linkwatch_do_dev+0xae/0xd0
[  100.291606][   T36]  __linkwatch_run_queue+0x34c/0x750
[  100.291725][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[  100.291846][   T36]  linkwatch_event+0x7f/0xb0
[  100.291971][   T36]  ? __linkwatch_run_queue+0x750/0x750
[  100.292090][   T36]  process_one_work+0xdf8/0x1410
[  100.292262][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[  100.292380][   T36]  ? lock_acquire.part.0+0xbc/0x260
[  100.292508][   T36]  worker_thread+0x4f1/0xd60
[  100.292630][   T36]  ? rescuer_thread+0x1320/0x1320
[  100.292751][   T36]  kthread+0x367/0x460
[  100.292846][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  100.293000][   T36]  ? kthread_affine_node+0x330/0x330
[  100.293130][   T36]  ret_from_fork+0x474/0x6b0
[  100.293252][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  100.293399][   T36]  ? __switch_to+0x5a3/0xe00
[  100.293529][   T36]  ? kthread_affine_node+0x330/0x330
[  100.293653][   T36]  ret_from_fork_asm+0x11/0x20
[  100.293779][   T36]  </TASK>
[  100.293873][   T36] irq event stamp: 362559
[  100.293965][   T36] hardirqs last  enabled at (362567): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  100.294182][   T36] hardirqs last disabled at (362576): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  100.294396][   T36] softirqs last  enabled at (362448): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  100.294612][   T36] softirqs last disabled at (362383): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  100.294819][   T36] ---[ end trace 0000000000000000 ]---
[  100.309711][  T949] hsr2: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[  100.310117][  T949] ------------[ cut here ]------------
[  100.310255][  T949] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/949
[  100.310495][  T949] CPU: 3 UID: 0 PID: 949 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  100.310767][  T949] Tainted: [W]=WARN
[  100.310867][  T949] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.311042][  T949] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  100.311233][  T949] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  100.311733][  T949] RSP: 0018:ffa0000001f77020 EFLAGS: 00010286
[  100.311905][  T949] RAX: 00000000ffffffa6 RBX: ff11000005f69380 RCX: 1ff40000003eedca
[  100.312201][  T949] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f69438
[  100.312412][  T949] RBP: ff11000013f21000 R08: 1fe2200000bed288 R09: ff11000015960b58
[  100.312621][  T949] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  100.312828][  T949] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013f21ce1
[  100.313050][  T949] FS:  00007f2f8d439840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  100.313305][  T949] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.313484][  T949] CR2: 000000001d74c988 CR3: 000000001615d002 CR4: 0000000000771ef0
[  100.313693][  T949] PKRU: 55555554
[  100.313794][  T949] Call Trace:
[  100.313892][  T949]  <TASK>
[  100.313965][  T949]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  100.314123][  T949]  rtmsg_ifinfo+0x5c/0xb0
[  100.314231][  T949]  ? mark_held_locks+0x40/0x70
[  100.314371][  T949]  __dev_notify_flags+0x1b8/0x280
[  100.314520][  T949]  ? netif_change_name+0x8c0/0x8c0
[  100.314659][  T949]  ? __dev_change_flags+0x4a4/0x660
[  100.314790][  T949]  ? netif_set_allmulti+0x250/0x250
[  100.314931][  T949]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.315079][  T949]  ? is_bpf_text_address+0x68/0x110
[  100.315231][  T949]  netif_change_flags+0xfe/0x190
[  100.315370][  T949]  do_setlink.isra.0+0x1cc3/0x2750
[  100.315515][  T949]  ? rtnl_link_get_size+0x350/0x350
[  100.315654][  T949]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  100.315827][  T949]  ? rcu_read_lock_any_held+0x3c/0x90
[  100.315965][  T949]  ? validate_chain+0x38b/0xc20
[  100.316110][  T949]  ? rcu_read_lock_any_held+0x66/0x90
[  100.316248][  T949]  ? stack_depot_save_flags+0x367/0x770
[  100.316385][  T949]  ? __lock_acquire+0x508/0xc10
[  100.316534][  T949]  ? lock_acquire.part.0+0xbc/0x260
[  100.316674][  T949]  ? rtnl_newlink+0x883/0xea0
[  100.316806][  T949]  ? rcu_is_watching+0x15/0xd0
[  100.316937][  T949]  ? lock_acquire+0x134/0x160
[  100.317073][  T949]  ? rcu_is_watching+0x15/0xd0
[  100.317210][  T949]  ? rcu_is_watching+0x15/0xd0
[  100.317346][  T949]  ? trace_contention_end+0xb3/0x1a0
[  100.317488][  T949]  ? __mutex_lock+0x1db/0x2010
[  100.317622][  T949]  ? __mutex_lock+0x9b2/0x2010
[  100.317755][  T949]  ? rtnl_newlink+0x883/0xea0
[  100.317888][  T949]  ? ww_mutex_lock+0x160/0x160
[  100.318023][  T949]  ? __rtnl_newlink+0x3fa/0xa50
[  100.318165][  T949]  rtnl_newlink+0x8d1/0xea0
[  100.318300][  T949]  ? lock_acquire.part.0+0xbc/0x260
[  100.318436][  T949]  ? __rtnl_newlink+0xa50/0xa50
[  100.318566][  T949]  ? mark_usage+0x61/0x170
[  100.318698][  T949]  ? lock_acquire.part.0+0xbc/0x260
[  100.318826][  T949]  ? find_held_lock+0x2b/0x80
[  100.318958][  T949]  ? __rtnl_newlink+0xa50/0xa50
[  100.319088][  T949]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.319231][  T949]  ? __rtnl_newlink+0xa50/0xa50
[  100.319363][  T949]  rtnetlink_rcv_msg+0x40d/0x9e0
[  100.319500][  T949]  ? validate_chain+0x38b/0xc20
[  100.319630][  T949]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.319759][  T949]  ? __lock_acquire+0x508/0xc10
[  100.319890][  T949]  ? lock_acquire.part.0+0xbc/0x260
[  100.320018][  T949]  ? find_held_lock+0x2b/0x80
[  100.320155][  T949]  netlink_rcv_skb+0x14e/0x3a0
[  100.320292][  T949]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.320427][  T949]  ? netlink_ack+0xcd0/0xcd0
[  100.320559][  T949]  ? netlink_deliver_tap+0xc5/0x330
[  100.320690][  T949]  ? netlink_deliver_tap+0x13c/0x330
[  100.320823][  T949]  netlink_unicast+0x486/0x750
[  100.320956][  T949]  ? netlink_attachskb+0x810/0x810
[  100.321087][  T949]  ? __lock_acquire+0x508/0xc10
[  100.321234][  T949]  netlink_sendmsg+0x735/0xc60
[  100.321365][  T949]  ? netlink_unicast+0x750/0x750
[  100.321509][  T949]  ? __might_fault+0x97/0x140
[  100.321641][  T949]  ____sys_sendmsg+0x419/0x850
[  100.321773][  T949]  ? copy_msghdr_from_user+0x2a0/0x460
[  100.321904][  T949]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  100.322063][  T949]  ? move_addr_to_kernel+0x40/0x40
[  100.322206][  T949]  ? stack_depot_save_flags+0x367/0x770
[  100.322339][  T949]  ? validate_chain+0x38b/0xc20
[  100.322481][  T949]  ___sys_sendmsg+0x14e/0x1d0
[  100.322621][  T949]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  100.322789][  T949]  ? copy_msghdr_from_user+0x460/0x460
[  100.322930][  T949]  __sys_sendmsg+0x145/0x1f0
[  100.323064][  T949]  ? __sys_sendmsg_sock+0x20/0x20
[  100.323205][  T949]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  100.323384][  T949]  ? do_raw_spin_unlock+0x59/0x250
[  100.323531][  T949]  ? rcu_is_watching+0x15/0xd0
[  100.323670][  T949]  do_syscall_64+0x117/0xfc0
[  100.323812][  T949]  ? trace_hardirqs_off+0xd/0x30
[  100.323952][  T949]  ? exc_page_fault+0xee/0x100
[  100.324089][  T949]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  100.324273][  T949] RIP: 0033:0x7f2f8d67308e
[  100.324428][  T949] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  100.324927][  T949] RSP: 002b:00007ffed6a341e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  100.325142][  T949] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2f8d67308e
[  100.325356][  T949] RDX: 0000000000000000 RSI: 00007ffed6a34290 RDI: 0000000000000005
[  100.325579][  T949] RBP: 00007ffed6a341f0 R08: 0000000000000000 R09: 0000000000000000
[  100.325794][  T949] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[  100.326003][  T949] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed6a34960
[  100.326223][  T949]  </TASK>
[  100.326327][  T949] irq event stamp: 20823
[  100.326441][  T949] hardirqs last  enabled at (20831): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  100.326682][  T949] hardirqs last disabled at (20838): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  100.326932][  T949] softirqs last  enabled at (20074): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  100.327181][  T949] softirqs last disabled at (20057): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  100.327410][  T949] ---[ end trace 0000000000000000 ]---
[  100.360927][  T950] ------------[ cut here ]------------
[  100.361159][  T950] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/950
[  100.361464][  T950] CPU: 2 UID: 0 PID: 950 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  100.361790][  T950] Tainted: [W]=WARN
[  100.361941][  T950] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.362168][  T950] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  100.362391][  T950] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  100.362905][  T950] RSP: 0018:ffa00000023e7020 EFLAGS: 00010286
[  100.363200][  T950] RAX: 00000000ffffffa6 RBX: ff11000004e38040 RCX: 1ff400000047cdca
[  100.363514][  T950] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e380f8
[  100.363817][  T950] RBP: ff110000057fc000 R08: 1fe22000009c7020 R09: ff11000011ec5158
[  100.364142][  T950] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  100.364445][  T950] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000057fcce1
[  100.364750][  T950] FS:  00007f62d2a8c840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  100.365136][  T950] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.365470][  T950] CR2: 00000000173a7988 CR3: 0000000015ef7006 CR4: 0000000000771ef0
[  100.365828][  T950] PKRU: 55555554
[  100.366068][  T950] Call Trace:
[  100.366339][  T950]  <TASK>
[  100.366534][  T950]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  100.366830][  T950]  rtmsg_ifinfo+0x5c/0xb0
[  100.367009][  T950]  ? mark_held_locks+0x40/0x70
[  100.367217][  T950]  __dev_notify_flags+0x1b8/0x280
[  100.367426][  T950]  ? netif_change_name+0x8c0/0x8c0
[  100.367624][  T950]  ? __dev_change_flags+0x4a4/0x660
[  100.367816][  T950]  ? netif_set_allmulti+0x250/0x250
[  100.367993][  T950]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.368215][  T950]  ? is_bpf_text_address+0x68/0x110
[  100.368418][  T950]  netif_change_flags+0xfe/0x190
[  100.368613][  T950]  do_setlink.isra.0+0x1cc3/0x2750
[  100.368814][  T950]  ? rtnl_link_get_size+0x350/0x350
[  100.369006][  T950]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  100.369243][  T950]  ? rcu_read_lock_any_held+0x3c/0x90
[  100.369440][  T950]  ? validate_chain+0x38b/0xc20
[  100.369622][  T950]  ? rcu_read_lock_any_held+0x66/0x90
[  100.369799][  T950]  ? stack_depot_save_flags+0x367/0x770
[  100.369980][  T950]  ? __lock_acquire+0x508/0xc10
[  100.370189][  T950]  ? lock_acquire.part.0+0xbc/0x260
[  100.370383][  T950]  ? rtnl_newlink+0x883/0xea0
[  100.370583][  T950]  ? rcu_is_watching+0x15/0xd0
[  100.370779][  T950]  ? lock_acquire+0x134/0x160
[  100.370966][  T950]  ? rcu_is_watching+0x15/0xd0
[  100.371178][  T950]  ? rcu_is_watching+0x15/0xd0
[  100.371372][  T950]  ? trace_contention_end+0xb3/0x1a0
[  100.371585][  T950]  ? __mutex_lock+0x1db/0x2010
[  100.371778][  T950]  ? __mutex_lock+0x9b2/0x2010
[  100.371971][  T950]  ? rtnl_newlink+0x883/0xea0
[  100.372183][  T950]  ? ww_mutex_lock+0x160/0x160
[  100.372385][  T950]  ? __rtnl_newlink+0x3fa/0xa50
[  100.372591][  T950]  rtnl_newlink+0x8d1/0xea0
[  100.372788][  T950]  ? lock_acquire.part.0+0xbc/0x260
[  100.372979][  T950]  ? __rtnl_newlink+0xa50/0xa50
[  100.373188][  T950]  ? mark_usage+0x61/0x170
[  100.373387][  T950]  ? lock_acquire.part.0+0xbc/0x260
[  100.373591][  T950]  ? find_held_lock+0x2b/0x80
[  100.373777][  T950]  ? __rtnl_newlink+0xa50/0xa50
[  100.373960][  T950]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.374153][  T950]  ? __rtnl_newlink+0xa50/0xa50
[  100.374349][  T950]  rtnetlink_rcv_msg+0x40d/0x9e0
[  100.374542][  T950]  ? validate_chain+0x38b/0xc20
[  100.374747][  T950]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.374951][  T950]  ? __lock_acquire+0x508/0xc10
[  100.375158][  T950]  ? lock_acquire.part.0+0xbc/0x260
[  100.375361][  T950]  ? find_held_lock+0x2b/0x80
[  100.375569][  T950]  netlink_rcv_skb+0x14e/0x3a0
[  100.375773][  T950]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.375972][  T950]  ? netlink_ack+0xcd0/0xcd0
[  100.376182][  T950]  ? netlink_deliver_tap+0xc5/0x330
[  100.376375][  T950]  ? netlink_deliver_tap+0x13c/0x330
[  100.376578][  T950]  netlink_unicast+0x486/0x750
[  100.376771][  T950]  ? netlink_attachskb+0x810/0x810
[  100.376961][  T950]  ? __lock_acquire+0x508/0xc10
[  100.377166][  T950]  netlink_sendmsg+0x735/0xc60
[  100.377362][  T950]  ? netlink_unicast+0x750/0x750
[  100.377563][  T950]  ? __might_fault+0x97/0x140
[  100.377752][  T950]  ____sys_sendmsg+0x419/0x850
[  100.377933][  T950]  ? copy_msghdr_from_user+0x2a0/0x460
[  100.378136][  T950]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  100.378358][  T950]  ? move_addr_to_kernel+0x40/0x40
[  100.378564][  T950]  ? stack_depot_save_flags+0x367/0x770
[  100.378759][  T950]  ? validate_chain+0x38b/0xc20
[  100.378950][  T950]  ___sys_sendmsg+0x14e/0x1d0
[  100.379146][  T950]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  100.379368][  T950]  ? copy_msghdr_from_user+0x460/0x460
[  100.379573][  T950]  __sys_sendmsg+0x145/0x1f0
[  100.379765][  T950]  ? __sys_sendmsg_sock+0x20/0x20
[  100.379960][  T950]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  100.380204][  T950]  ? do_raw_spin_unlock+0x59/0x250
[  100.380398][  T950]  ? rcu_is_watching+0x15/0xd0
[  100.380606][  T950]  do_syscall_64+0x117/0xfc0
[  100.380802][  T950]  ? trace_hardirqs_off+0xd/0x30
[  100.380992][  T950]  ? exc_page_fault+0xee/0x100
[  100.381201][  T950]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  100.381431][  T950] RIP: 0033:0x7f62d2cc608e
[  100.381628][  T950] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  100.382181][  T950] RSP: 002b:00007ffdb2072940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  100.382456][  T950] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f62d2cc608e
[  100.382699][  T950] RDX: 0000000000000000 RSI: 00007ffdb20729f0 RDI: 0000000000000005
[  100.382946][  T950] RBP: 00007ffdb2072950 R08: 0000000000000000 R09: 0000000000000000
[  100.383208][  T950] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[  100.383458][  T950] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb20730c0
[  100.383705][  T950]  </TASK>
[  100.383849][  T950] irq event stamp: 14919
[  100.383993][  T950] hardirqs last  enabled at (14929): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  100.384284][  T950] hardirqs last disabled at (14940): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  100.384565][  T950] softirqs last  enabled at (14650): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  100.384839][  T950] softirqs last disabled at (14639): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  100.385151][  T950] ---[ end trace 0000000000000000 ]---
[  100.391865][  T197] ------------[ cut here ]------------
[  100.392011][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u19:2/197
[  100.392318][  T197] CPU: 3 UID: 0 PID: 197 Comm: kworker/u19:2 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  100.392617][  T197] Tainted: [W]=WARN
[  100.392718][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.392881][  T197] Workqueue: events_unbound linkwatch_event
[  100.393050][  T197] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  100.393216][  T197] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  100.393674][  T197] RSP: 0018:ffa00000009579e0 EFLAGS: 00010286
[  100.393845][  T197] RAX: 00000000ffffffa6 RBX: ff11000013ff23c0 RCX: 1ff400000012af02
[  100.394038][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff2478
[  100.394236][  T197] RBP: ff11000007939000 R08: 1fe22000027fe490 R09: ff110000117a0ba8
[  100.394428][  T197] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  100.394609][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.394792][  T197] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  100.395004][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.395171][  T197] CR2: 000000001d74c988 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  100.395354][  T197] PKRU: 55555554
[  100.395451][  T197] Call Trace:
[  100.395541][  T197]  <TASK>
[  100.395605][  T197]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  100.395733][  T197]  ? notifier_call_chain+0xb0/0x320
[  100.395865][  T197]  rtmsg_ifinfo+0x5c/0xb0
[  100.395957][  T197]  netif_state_change+0x155/0x340
[  100.396080][  T197]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  100.396237][  T197]  ? linkwatch_do_dev+0xae/0xd0
[  100.396357][  T197]  __linkwatch_run_queue+0x34c/0x750
[  100.396483][  T197]  ? linkwatch_do_dev+0xd0/0xd0
[  100.396605][  T197]  linkwatch_event+0x7f/0xb0
[  100.396726][  T197]  ? __linkwatch_run_queue+0x750/0x750
[  100.396851][  T197]  process_one_work+0xdf8/0x1410
[  100.396980][  T197]  ? pwq_dec_nr_in_flight+0x710/0x710
[  100.397110][  T197]  ? lock_acquire.part.0+0xbc/0x260
[  100.397235][  T197]  worker_thread+0x4f1/0xd60
[  100.397357][  T197]  ? rescuer_thread+0x1320/0x1320
[  100.397481][  T197]  ? __kthread_parkme+0xbd/0x210
[  100.397603][  T197]  ? rescuer_thread+0x1320/0x1320
[  100.397728][  T197]  kthread+0x367/0x460
[  100.397820][  T197]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  100.397975][  T197]  ? kthread_affine_node+0x330/0x330
[  100.398095][  T197]  ret_from_fork+0x474/0x6b0
[  100.398224][  T197]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  100.398375][  T197]  ? __switch_to+0x5a3/0xe00
[  100.398508][  T197]  ? kthread_affine_node+0x330/0x330
[  100.398628][  T197]  ret_from_fork_asm+0x11/0x20
[  100.398754][  T197]  </TASK>
[  100.398848][  T197] irq event stamp: 84349
[  100.398939][  T197] hardirqs last  enabled at (84357): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  100.399154][  T197] hardirqs last disabled at (84366): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  100.399364][  T197] softirqs last  enabled at (84058): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  100.399597][  T197] softirqs last disabled at (84053): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  100.399808][  T197] ---[ end trace 0000000000000000 ]---
[  100.423392][  T951] ------------[ cut here ]------------
[  100.423550][  T951] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/951
[  100.423801][  T951] CPU: 0 UID: 0 PID: 951 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  100.424071][  T951] Tainted: [W]=WARN
[  100.424178][  T951] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.424349][  T951] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  100.424536][  T951] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  100.425015][  T951] RSP: 0018:ffa0000002517020 EFLAGS: 00010286
[  100.425199][  T951] RAX: 00000000ffffffa6 RBX: ff11000015e398c0 RCX: 1ff40000004a2dca
[  100.425401][  T951] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e39978
[  100.425612][  T951] RBP: ff11000011444000 R08: 1fe2200002bc7330 R09: ff11000011ec0b58
[  100.425811][  T951] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  100.426012][  T951] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011444ce1
[  100.426217][  T951] FS:  00007ff05670b840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  100.426455][  T951] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.426631][  T951] CR2: 0000000007406988 CR3: 0000000013da8005 CR4: 0000000000771ef0
[  100.426833][  T951] PKRU: 55555554
[  100.426933][  T951] Call Trace:
[  100.427035][  T951]  <TASK>
[  100.427108][  T951]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  100.427241][  T951]  rtmsg_ifinfo+0x5c/0xb0
[  100.427339][  T951]  ? mark_held_locks+0x40/0x70
[  100.427480][  T951]  __dev_notify_flags+0x1b8/0x280
[  100.427617][  T951]  ? netif_change_name+0x8c0/0x8c0
[  100.427746][  T951]  ? __dev_change_flags+0x4a4/0x660
[  100.427881][  T951]  ? netif_set_allmulti+0x250/0x250
[  100.428019][  T951]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.428162][  T951]  ? is_bpf_text_address+0x68/0x110
[  100.428303][  T951]  netif_change_flags+0xfe/0x190
[  100.428446][  T951]  do_setlink.isra.0+0x1cc3/0x2750
[  100.428588][  T951]  ? rtnl_link_get_size+0x350/0x350
[  100.428727][  T951]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  100.428899][  T951]  ? rcu_read_lock_any_held+0x3c/0x90
[  100.429033][  T951]  ? validate_chain+0x38b/0xc20
[  100.429251][  T951]  ? rcu_read_lock_any_held+0x66/0x90
[  100.429384][  T951]  ? stack_depot_save_flags+0x367/0x770
[  100.429525][  T951]  ? __lock_acquire+0x508/0xc10
[  100.429664][  T951]  ? lock_acquire.part.0+0xbc/0x260
[  100.429803][  T951]  ? rtnl_newlink+0x883/0xea0
[  100.429940][  T951]  ? rcu_is_watching+0x15/0xd0
[  100.430076][  T951]  ? lock_acquire+0x134/0x160
[  100.430304][  T951]  ? rcu_is_watching+0x15/0xd0
[  100.430438][  T951]  ? rcu_is_watching+0x15/0xd0
[  100.430570][  T951]  ? trace_contention_end+0xb3/0x1a0
[  100.430703][  T951]  ? __mutex_lock+0x1db/0x2010
[  100.430834][  T951]  ? __mutex_lock+0x9b2/0x2010
[  100.430964][  T951]  ? rtnl_newlink+0x883/0xea0
[  100.431173][  T951]  ? ww_mutex_lock+0x160/0x160
[  100.431304][  T951]  ? __rtnl_newlink+0x3fa/0xa50
[  100.431518][  T951]  rtnl_newlink+0x8d1/0xea0
[  100.431649][  T951]  ? lock_acquire.part.0+0xbc/0x260
[  100.431778][  T951]  ? __rtnl_newlink+0xa50/0xa50
[  100.431910][  T951]  ? mark_usage+0x61/0x170
[  100.432047][  T951]  ? lock_acquire.part.0+0xbc/0x260
[  100.432270][  T951]  ? find_held_lock+0x2b/0x80
[  100.432414][  T951]  ? __rtnl_newlink+0xa50/0xa50
[  100.432549][  T951]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.432682][  T951]  ? __rtnl_newlink+0xa50/0xa50
[  100.432824][  T951]  rtnetlink_rcv_msg+0x40d/0x9e0
[  100.432957][  T951]  ? validate_chain+0x38b/0xc20
[  100.433090][  T951]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.433313][  T951]  ? __lock_acquire+0x508/0xc10
[  100.433450][  T951]  ? lock_acquire.part.0+0xbc/0x260
[  100.433581][  T951]  ? find_held_lock+0x2b/0x80
[  100.433712][  T951]  netlink_rcv_skb+0x14e/0x3a0
[  100.433841][  T951]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.433970][  T951]  ? netlink_ack+0xcd0/0xcd0
[  100.434360][  T951]  ? netlink_deliver_tap+0xc5/0x330
[  100.434497][  T951]  ? netlink_deliver_tap+0x13c/0x330
[  100.434626][  T951]  netlink_unicast+0x486/0x750
[  100.434757][  T951]  ? netlink_attachskb+0x810/0x810
[  100.434887][  T951]  ? __lock_acquire+0x508/0xc10
[  100.435016][  T951]  netlink_sendmsg+0x735/0xc60
[  100.435627][  T951]  ? netlink_unicast+0x750/0x750
[  100.435760][  T951]  ? __might_fault+0x97/0x140
[  100.435891][  T951]  ____sys_sendmsg+0x419/0x850
[  100.436019][  T951]  ? copy_msghdr_from_user+0x2a0/0x460
[  100.436155][  T951]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  100.436317][  T951]  ? move_addr_to_kernel+0x40/0x40
[  100.436453][  T951]  ? stack_depot_save_flags+0x367/0x770
[  100.436580][  T951]  ? validate_chain+0x38b/0xc20
[  100.436711][  T951]  ___sys_sendmsg+0x14e/0x1d0
[  100.436841][  T951]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  100.436999][  T951]  ? copy_msghdr_from_user+0x460/0x460
[  100.437145][  T951]  __sys_sendmsg+0x145/0x1f0
[  100.437275][  T951]  ? __sys_sendmsg_sock+0x20/0x20
[  100.437403][  T951]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  100.437570][  T951]  ? do_raw_spin_unlock+0x59/0x250
[  100.437699][  T951]  ? rcu_is_watching+0x15/0xd0
[  100.437829][  T951]  do_syscall_64+0x117/0xfc0
[  100.437959][  T951]  ? trace_hardirqs_off+0xd/0x30
[  100.438087][  T951]  ? exc_page_fault+0xee/0x100
[  100.438227][  T951]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  100.438388][  T951] RIP: 0033:0x7ff05694508e
[  100.438529][  T951] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  100.438986][  T951] RSP: 002b:00007ffd1a073ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  100.439188][  T951] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff05694508e
[  100.439383][  T951] RDX: 0000000000000000 RSI: 00007ffd1a073b60 RDI: 0000000000000005
[  100.439582][  T951] RBP: 00007ffd1a073ac0 R08: 0000000000000000 R09: 0000000000000000
[  100.439775][  T951] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[  100.439969][  T951] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1a074230
[  100.440176][  T951]  </TASK>
[  100.440273][  T951] irq event stamp: 17239
[  100.440370][  T951] hardirqs last  enabled at (17247): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  100.440600][  T951] hardirqs last disabled at (17254): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  100.440824][  T951] softirqs last  enabled at (16988): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  100.441049][  T951] softirqs last disabled at (16751): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  100.441279][  T951] ---[ end trace 0000000000000000 ]---
[  100.442017][   T36] ------------[ cut here ]------------
[  100.442160][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u17:0/36
[  100.442422][   T36] CPU: 1 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  100.442695][   T36] Tainted: [W]=WARN
[  100.442787][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.442937][   T36] Workqueue: events_unbound linkwatch_event
[  100.443107][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  100.443269][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  100.443704][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[  100.443858][   T36] RAX: 00000000ffffffa6 RBX: ff11000015e3da80 RCX: 1ff4000000051f02
[  100.444042][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3db38
[  100.444232][   T36] RBP: ff11000011444000 R08: 1fe2200002bc7b68 R09: ff11000001d651a8
[  100.444419][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  100.444599][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.444783][   T36] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  100.444994][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.445155][   T36] CR2: 0000555faa067d5c CR3: 0000000013d03006 CR4: 0000000000771ef0
[  100.445337][   T36] PKRU: 55555554
[  100.445439][   T36] Call Trace:
[  100.445532][   T36]  <TASK>
[  100.445596][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  100.445716][   T36]  ? notifier_call_chain+0xb0/0x320
[  100.445837][   T36]  rtmsg_ifinfo+0x5c/0xb0
[  100.445930][   T36]  netif_state_change+0x155/0x340
[  100.446053][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  100.446214][   T36]  ? linkwatch_do_dev+0xae/0xd0
[  100.446334][   T36]  __linkwatch_run_queue+0x34c/0x750
[  100.446465][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[  100.446587][   T36]  linkwatch_event+0x7f/0xb0
[  100.446707][   T36]  ? __linkwatch_run_queue+0x750/0x750
[  100.446828][   T36]  process_one_work+0xdf8/0x1410
[  100.446953][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[  100.447073][   T36]  ? lock_acquire.part.0+0xbc/0x260
[  100.447204][   T36]  worker_thread+0x4f1/0xd60
[  100.447330][   T36]  ? rescuer_thread+0x1320/0x1320
[  100.447456][   T36]  kthread+0x367/0x460
[  100.447547][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  100.447696][   T36]  ? kthread_affine_node+0x330/0x330
[  100.447816][   T36]  ret_from_fork+0x474/0x6b0
[  100.447938][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  100.448088][   T36]  ? __switch_to+0x5a3/0xe00
[  100.448222][   T36]  ? kthread_affine_node+0x330/0x330
[  100.448342][   T36]  ret_from_fork_asm+0x11/0x20
[  100.448472][   T36]  </TASK>
[  100.448561][   T36] irq event stamp: 363393
[  100.448652][   T36] hardirqs last  enabled at (363401): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  100.448862][   T36] hardirqs last disabled at (363408): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  100.449075][   T36] softirqs last  enabled at (363118): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  100.449293][   T36] softirqs last disabled at (363111): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  100.449508][   T36] ---[ end trace 0000000000000000 ]---
[  100.450076][   T36] ------------[ cut here ]------------
[  100.450231][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u17:0/36
[  100.450479][   T36] CPU: 1 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  100.450753][   T36] Tainted: [W]=WARN
[  100.450848][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.451000][   T36] Workqueue: events_unbound linkwatch_event
[  100.451165][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  100.451326][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  100.451770][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[  100.451922][   T36] RAX: 00000000ffffffa6 RBX: ff11000015e3ce40 RCX: 1ff4000000051f02
[  100.452108][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3cef8
[  100.452290][   T36] RBP: ff11000010ef9000 R08: 1fe2200002bc79e0 R09: ff11000001d651a8
[  100.452473][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  100.452651][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.452837][   T36] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  100.453045][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.453200][   T36] CR2: 0000555faa067d5c CR3: 000000000bb49005 CR4: 0000000000771ef0
[  100.453378][   T36] PKRU: 55555554
[  100.453471][   T36] Call Trace:
[  100.453562][   T36]  <TASK>
[  100.453625][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  100.453744][   T36]  ? notifier_call_chain+0xb0/0x320
[  100.453863][   T36]  rtmsg_ifinfo+0x5c/0xb0
[  100.453953][   T36]  netif_state_change+0x155/0x340
[  100.454072][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  100.454228][   T36]  ? linkwatch_do_dev+0xae/0xd0
[  100.454347][   T36]  __linkwatch_run_queue+0x34c/0x750
[  100.454475][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[  100.454596][   T36]  linkwatch_event+0x7f/0xb0
[  100.454716][   T36]  ? __linkwatch_run_queue+0x750/0x750
[  100.454835][   T36]  process_one_work+0xdf8/0x1410
[  100.454959][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[  100.455077][   T36]  ? lock_acquire.part.0+0xbc/0x260
[  100.455206][   T36]  worker_thread+0x4f1/0xd60
[  100.455331][   T36]  ? rescuer_thread+0x1320/0x1320
[  100.455454][   T36]  kthread+0x367/0x460
[  100.455544][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  100.455692][   T36]  ? kthread_affine_node+0x330/0x330
[  100.455811][   T36]  ret_from_fork+0x474/0x6b0
[  100.455931][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  100.456084][   T36]  ? __switch_to+0x5a3/0xe00
[  100.456213][   T36]  ? kthread_affine_node+0x330/0x330
[  100.456334][   T36]  ret_from_fork_asm+0x11/0x20
[  100.456465][   T36]  </TASK>
[  100.456553][   T36] irq event stamp: 364169
[  100.456642][   T36] hardirqs last  enabled at (364177): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  100.456854][   T36] hardirqs last disabled at (364184): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  100.457059][   T36] softirqs last  enabled at (363936): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  100.457270][   T36] softirqs last disabled at (363931): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  100.457480][   T36] ---[ end trace 0000000000000000 ]---
[  100.479796][  T952] hsr3: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[  100.480154][  T952] ------------[ cut here ]------------
[  100.480284][  T952] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/952
[  100.480510][  T952] CPU: 1 UID: 0 PID: 952 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  100.480765][  T952] Tainted: [W]=WARN
[  100.480862][  T952] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.481029][  T952] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  100.481207][  T952] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  100.481663][  T952] RSP: 0018:ffa00000023a7020 EFLAGS: 00010286
[  100.481823][  T952] RAX: 00000000ffffffa6 RBX: ff11000015e02740 RCX: 1ff4000000474dca
[  100.482016][  T952] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e027f8
[  100.482211][  T952] RBP: ff1100000f7f9000 R08: 1fe2200002bc0500 R09: ff11000016288b58
[  100.482401][  T952] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[  100.482594][  T952] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f7f9ce1
[  100.482787][  T952] FS:  00007fc7fbeea840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  100.483012][  T952] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.483176][  T952] CR2: 0000000017008988 CR3: 0000000015857001 CR4: 0000000000771ef0
[  100.483365][  T952] PKRU: 55555554
[  100.483466][  T952] Call Trace:
[  100.483561][  T952]  <TASK>
[  100.483628][  T952]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  100.483757][  T952]  rtmsg_ifinfo+0x5c/0xb0
[  100.483853][  T952]  ? mark_held_locks+0x40/0x70
[  100.483980][  T952]  __dev_notify_flags+0x1b8/0x280
[  100.484112][  T952]  ? netif_change_name+0x8c0/0x8c0
[  100.484242][  T952]  ? __dev_change_flags+0x4a4/0x660
[  100.484371][  T952]  ? netif_set_allmulti+0x250/0x250
[  100.484501][  T952]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.484630][  T952]  ? is_bpf_text_address+0x68/0x110
[  100.484760][  T952]  netif_change_flags+0xfe/0x190
[  100.484889][  T952]  do_setlink.isra.0+0x1cc3/0x2750
[  100.485018][  T952]  ? rtnl_link_get_size+0x350/0x350
[  100.485152][  T952]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  100.485312][  T952]  ? rcu_read_lock_any_held+0x3c/0x90
[  100.485446][  T952]  ? validate_chain+0x38b/0xc20
[  100.485574][  T952]  ? rcu_read_lock_any_held+0x66/0x90
[  100.485701][  T952]  ? stack_depot_save_flags+0x367/0x770
[  100.485830][  T952]  ? __lock_acquire+0x508/0xc10
[  100.485960][  T952]  ? lock_acquire.part.0+0xbc/0x260
[  100.486088][  T952]  ? rtnl_newlink+0x883/0xea0
[  100.486283][  T952]  ? rcu_is_watching+0x15/0xd0
[  100.486421][  T952]  ? lock_acquire+0x134/0x160
[  100.486553][  T952]  ? rcu_is_watching+0x15/0xd0
[  100.486681][  T952]  ? rcu_is_watching+0x15/0xd0
[  100.486807][  T952]  ? trace_contention_end+0xb3/0x1a0
[  100.486935][  T952]  ? __mutex_lock+0x1db/0x2010
[  100.487062][  T952]  ? __mutex_lock+0x9b2/0x2010
[  100.487249][  T952]  ? rtnl_newlink+0x883/0xea0
[  100.487378][  T952]  ? ww_mutex_lock+0x160/0x160
[  100.487512][  T952]  ? __rtnl_newlink+0x3fa/0xa50
[  100.487643][  T952]  rtnl_newlink+0x8d1/0xea0
[  100.487774][  T952]  ? lock_acquire.part.0+0xbc/0x260
[  100.487901][  T952]  ? __rtnl_newlink+0xa50/0xa50
[  100.488028][  T952]  ? mark_usage+0x61/0x170
[  100.488199][  T952]  ? lock_acquire.part.0+0xbc/0x260
[  100.488331][  T952]  ? find_held_lock+0x2b/0x80
[  100.488462][  T952]  ? __rtnl_newlink+0xa50/0xa50
[  100.488591][  T952]  ? __lock_release.isra.0+0x6b/0x1a0
[  100.488719][  T952]  ? __rtnl_newlink+0xa50/0xa50
[  100.488846][  T952]  rtnetlink_rcv_msg+0x40d/0x9e0
[  100.488974][  T952]  ? validate_chain+0x38b/0xc20
[  100.489106][  T952]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.489233][  T952]  ? __lock_acquire+0x508/0xc10
[  100.489361][  T952]  ? lock_acquire.part.0+0xbc/0x260
[  100.489492][  T952]  ? find_held_lock+0x2b/0x80
[  100.489622][  T952]  netlink_rcv_skb+0x14e/0x3a0
[  100.489750][  T952]  ? rtnl_stats_set+0x3f0/0x3f0
[  100.489877][  T952]  ? netlink_ack+0xcd0/0xcd0
[  100.490006][  T952]  ? netlink_deliver_tap+0xc5/0x330
[  100.490138][  T952]  ? netlink_deliver_tap+0x13c/0x330
[  100.490268][  T952]  netlink_unicast+0x486/0x750
[  100.490396][  T952]  ? netlink_attachskb+0x810/0x810
[  100.490534][  T952]  ? __lock_acquire+0x508/0xc10
[  100.490661][  T952]  netlink_sendmsg+0x735/0xc60
[  100.490789][  T952]  ? netlink_unicast+0x750/0x750
[  100.490918][  T952]  ? __might_fault+0x97/0x140
[  100.491046][  T952]  ____sys_sendmsg+0x419/0x850
[  100.491177][  T952]  ? copy_msghdr_from_user+0x2a0/0x460
[  100.491304][  T952]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  100.491468][  T952]  ? move_addr_to_kernel+0x40/0x40
[  100.491599][  T952]  ? stack_depot_save_flags+0x367/0x770
[  100.491727][  T952]  ? validate_chain+0x38b/0xc20
[  100.491857][  T952]  ___sys_sendmsg+0x14e/0x1d0
[  100.491983][  T952]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  100.492145][  T952]  ? copy_msghdr_from_user+0x460/0x460
[  100.492282][  T952]  __sys_sendmsg+0x145/0x1f0
[  100.492416][  T952]  ? __sys_sendmsg_sock+0x20/0x20
[  100.492546][  T952]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  100.492707][  T952]  ? do_raw_spin_unlock+0x59/0x250
[  100.492837][  T952]  ? rcu_is_watching+0x15/0xd0
[  100.492965][  T952]  do_syscall_64+0x117/0xfc0
[  100.493094][  T952]  ? trace_hardirqs_off+0xd/0x30
[  100.493229][  T952]  ? exc_page_fault+0xee/0x100
[  100.493357][  T952]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  100.493523][  T952] RIP: 0033:0x7fc7fc12408e
[  100.493656][  T952] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  100.494112][  T952] RSP: 002b:00007ffe4317acb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  100.494306][  T952] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc7fc12408e
[  100.494505][  T952] RDX: 0000000000000000 RSI: 00007ffe4317ad60 RDI: 0000000000000005
[  100.494695][  T952] RBP: 00007ffe4317acc0 R08: 0000000000000000 R09: 0000000000000000
[  100.494885][  T952] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6c7
[  100.495079][  T952] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4317b430
[  100.495285][  T952]  </TASK>
[  100.495380][  T952] irq event stamp: 19567
[  100.495483][  T952] hardirqs last  enabled at (19575): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  100.495710][  T952] hardirqs last disabled at (19582): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  100.495939][  T952] softirqs last  enabled at (19150): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  100.496173][  T952] softirqs last disabled at (19085): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  100.496400][  T952] ---[ end trace 0000000000000000 ]---
[  101.291522][   T37] ------------[ cut here ]------------
[  101.291703][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u18:0/37
[  101.291950][   T37] CPU: 1 UID: 0 PID: 37 Comm: kworker/u18:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  101.292235][   T37] Tainted: [W]=WARN
[  101.292326][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.292487][   T37] Workqueue: events_unbound linkwatch_event
[  101.292642][   T37] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  101.292799][   T37] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  101.293244][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[  101.293401][   T37] RAX: 00000000ffffffa6 RBX: ff110000130c6900 RCX: 1ff4000000053f02
[  101.293584][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000130c69b8
[  101.293759][   T37] RBP: ff110000057fc000 R08: 1fe2200002618d38 R09: ff11000001d90ba8
[  101.293940][   T37] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  101.294123][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  101.294304][   T37] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  101.294518][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.294669][   T37] CR2: 00007fc7fbfb7574 CR3: 0000000004e6a003 CR4: 0000000000771ef0
[  101.294872][   T37] PKRU: 55555554
[  101.294965][   T37] Call Trace:
[  101.295054][   T37]  <TASK>
[  101.295123][   T37]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  101.295247][   T37]  ? notifier_call_chain+0xb0/0x320
[  101.295369][   T37]  rtmsg_ifinfo+0x5c/0xb0
[  101.295467][   T37]  netif_state_change+0x155/0x340
[  101.295589][   T37]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  101.295740][   T37]  ? linkwatch_do_dev+0xae/0xd0
[  101.295860][   T37]  __linkwatch_run_queue+0x34c/0x750
[  101.295982][   T37]  ? linkwatch_do_dev+0xd0/0xd0
[  101.296109][   T37]  linkwatch_event+0x7f/0xb0
[  101.296233][   T37]  ? __linkwatch_run_queue+0x750/0x750
[  101.296353][   T37]  process_one_work+0xdf8/0x1410
[  101.296483][   T37]  ? pwq_dec_nr_in_flight+0x710/0x710
[  101.296602][   T37]  ? lock_acquire.part.0+0xbc/0x260
[  101.296726][   T37]  worker_thread+0x4f1/0xd60
[  101.296848][   T37]  ? rescuer_thread+0x1320/0x1320
[  101.296967][   T37]  kthread+0x367/0x460
[  101.297057][   T37]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  101.297213][   T37]  ? kthread_affine_node+0x330/0x330
[  101.297332][   T37]  ret_from_fork+0x474/0x6b0
[  101.297456][   T37]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  101.297609][   T37]  ? __switch_to+0x5a3/0xe00
[  101.297728][   T37]  ? kthread_affine_node+0x330/0x330
[  101.297853][   T37]  ret_from_fork_asm+0x11/0x20
[  101.297977][   T37]  </TASK>
[  101.298066][   T37] irq event stamp: 15155
[  101.298168][   T37] hardirqs last  enabled at (15165): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  101.298378][   T37] hardirqs last disabled at (15172): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  101.298589][   T37] softirqs last  enabled at (15096): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  101.298807][   T37] softirqs last disabled at (15091): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  101.299013][   T37] ---[ end trace 0000000000000000 ]---
[  107.811774][   T67] ------------[ cut here ]------------
[  107.811943][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  107.812199][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  107.812477][   T67] Tainted: [W]=WARN
[  107.812568][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.812718][   T67] Workqueue: netns cleanup_net
[  107.812849][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  107.813007][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  107.813612][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[  107.813766][   T67] RAX: 00000000ffffffa6 RBX: ff110000106dac80 RCX: 1ff4000000090eed
[  107.813945][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000106dad38
[  107.814177][   T67] RBP: ff110000158c1000 R08: 1fe22000020db5a8 R09: ff1100000faa0bd0
[  107.814376][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  107.814563][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  107.814747][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  107.814953][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  107.815119][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49002 CR4: 0000000000771ef0
[  107.815302][   T67] PKRU: 55555554
[  107.815390][   T67] Call Trace:
[  107.815482][   T67]  <TASK>
[  107.815555][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  107.815711][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  107.815858][   T67]  ? queue_rcu_work+0x7c/0xa0
[  107.815978][   T67]  ? ipmr_free_table+0x12e/0x2a0
[  107.816107][   T67]  ? rtnl_is_locked+0x15/0x20
[  107.816230][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  107.816351][   T67]  ? mutex_is_locked+0x1c/0x50
[  107.816476][   T67]  ops_undo_list+0x615/0x8f0
[  107.816594][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  107.816713][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  107.816833][   T67]  cleanup_net+0x431/0x890
[  107.816956][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  107.817072][   T67]  ? process_one_work+0xdb7/0x1410
[  107.817199][   T67]  ? lock_acquire+0x134/0x160
[  107.817315][   T67]  ? rcu_is_watching+0x15/0xd0
[  107.817435][   T67]  process_one_work+0xdf8/0x1410
[  107.817563][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  107.817680][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  107.817805][   T67]  worker_thread+0x4f1/0xd60
[  107.817928][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.818046][   T67]  ? __kthread_parkme+0xbd/0x210
[  107.818168][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.818286][   T67]  kthread+0x367/0x460
[  107.818375][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  107.818538][   T67]  ? kthread_affine_node+0x330/0x330
[  107.818656][   T67]  ret_from_fork+0x474/0x6b0
[  107.818774][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  107.818919][   T67]  ? __switch_to+0x5a3/0xe00
[  107.819037][   T67]  ? kthread_affine_node+0x330/0x330
[  107.819162][   T67]  ret_from_fork_asm+0x11/0x20
[  107.819286][   T67]  </TASK>
[  107.819375][   T67] irq event stamp: 1623343
[  107.819495][   T67] hardirqs last  enabled at (1623351): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  107.819699][   T67] hardirqs last disabled at (1623358): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  107.819904][   T67] softirqs last  enabled at (1623050): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  107.820191][   T67] softirqs last disabled at (1623045): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  107.820393][   T67] ---[ end trace 0000000000000000 ]---
[  107.831956][   T67] vethA: left promiscuous mode
[  107.832204][   T67] ------------[ cut here ]------------
[  107.832338][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  107.832616][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  107.832917][   T67] Tainted: [W]=WARN
[  107.833021][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.833196][   T67] Workqueue: netns cleanup_net
[  107.833336][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  107.833515][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  107.833990][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[  107.834226][   T67] RAX: 00000000ffffffa6 RBX: ff110000106dae40 RCX: 1ff4000000090eae
[  107.834442][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000106daef8
[  107.834648][   T67] RBP: ff11000010ee1000 R08: 1fe22000020db5e0 R09: ff1100000faa0bd0
[  107.834845][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  107.835043][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010097b50
[  107.835311][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  107.835548][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  107.835715][   T67] CR2: 00007f2bfb775888 CR3: 00000000159d2003 CR4: 0000000000771ef0
[  107.835913][   T67] PKRU: 55555554
[  107.836013][   T67] Call Trace:
[  107.836170][   T67]  <TASK>
[  107.836297][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  107.836434][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  107.836546][   T67]  __dev_notify_flags+0x1b8/0x280
[  107.836678][   T67]  ? netdev_info+0xe2/0x116
[  107.836812][   T67]  ? netdev_notice+0x120/0x120
[  107.836942][   T67]  ? netif_change_name+0x8c0/0x8c0
[  107.837072][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[  107.837290][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  107.837421][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[  107.837560][   T67]  __dev_set_promiscuity+0x194/0x230
[  107.837691][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[  107.837824][   T67]  netif_set_promiscuity+0x4c/0xc0
[  107.837956][   T67]  dev_set_promiscuity+0x9d/0x150
[  107.838088][   T67]  hsr_del_port+0x36d/0x490
[  107.838281][   T67]  hsr_del_ports+0x24/0x80
[  107.838413][   T67]  hsr_dellink+0x5d/0x90
[  107.838516][   T67]  default_device_exit_batch+0x19d/0x600
[  107.838650][   T67]  ? unregister_netdev+0x60/0x60
[  107.838783][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  107.838919][   T67]  ops_undo_list+0x2ce/0x8f0
[  107.839052][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  107.839243][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  107.839378][   T67]  cleanup_net+0x431/0x890
[  107.839513][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  107.839645][   T67]  ? process_one_work+0xdb7/0x1410
[  107.839778][   T67]  ? lock_acquire+0x134/0x160
[  107.839912][   T67]  ? rcu_is_watching+0x15/0xd0
[  107.840045][   T67]  process_one_work+0xdf8/0x1410
[  107.840237][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  107.840369][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  107.840513][   T67]  worker_thread+0x4f1/0xd60
[  107.840644][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.840776][   T67]  ? __kthread_parkme+0xbd/0x210
[  107.840909][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.841043][   T67]  kthread+0x367/0x460
[  107.841198][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  107.841362][   T67]  ? kthread_affine_node+0x330/0x330
[  107.841501][   T67]  ret_from_fork+0x474/0x6b0
[  107.841633][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  107.841796][   T67]  ? __switch_to+0x5a3/0xe00
[  107.841930][   T67]  ? kthread_affine_node+0x330/0x330
[  107.842062][   T67]  ret_from_fork_asm+0x11/0x20
[  107.842257][   T67]  </TASK>
[  107.842356][   T67] irq event stamp: 1626077
[  107.842491][   T67] hardirqs last  enabled at (1626085): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  107.842719][   T67] hardirqs last disabled at (1626092): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  107.842949][   T67] softirqs last  enabled at (1626066): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  107.843228][   T67] softirqs last disabled at (1626109): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  107.843461][   T67] ---[ end trace 0000000000000000 ]---
[  107.843768][   T67] ------------[ cut here ]------------
[  107.843898][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  107.844246][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  107.844559][   T67] Tainted: [W]=WARN
[  107.844657][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.844817][   T67] Workqueue: netns cleanup_net
[  107.844954][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  107.845188][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  107.845652][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[  107.845821][   T67] RAX: 00000000ffffffa6 RBX: ff110000106db000 RCX: 1ff4000000090eb2
[  107.846014][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000106db0b8
[  107.846212][   T67] RBP: ff11000010ee1000 R08: 1fe22000020db618 R09: ff1100000faa0bd0
[  107.846404][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  107.846608][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  107.846800][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  107.847023][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  107.847192][   T67] CR2: 00007f2bfb775888 CR3: 00000000159d2003 CR4: 0000000000771ef0
[  107.847384][   T67] PKRU: 55555554
[  107.847485][   T67] Call Trace:
[  107.847579][   T67]  <TASK>
[  107.847645][   T67]  ? rcu_is_watching+0x15/0xd0
[  107.847772][   T67]  rtnetlink_event+0xe0/0x1f0
[  107.847900][   T67]  notifier_call_chain+0xb0/0x320
[  107.848031][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[  107.848170][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[  107.848331][   T67]  ? find_held_lock+0x2b/0x80
[  107.848460][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[  107.848590][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[  107.848749][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  107.848881][   T67]  ? dev_set_promiscuity+0xa8/0x150
[  107.849008][   T67]  hsr_del_port+0x25a/0x490
[  107.849141][   T67]  hsr_del_ports+0x24/0x80
[  107.849269][   T67]  hsr_dellink+0x5d/0x90
[  107.849367][   T67]  default_device_exit_batch+0x19d/0x600
[  107.849500][   T67]  ? unregister_netdev+0x60/0x60
[  107.849627][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  107.849760][   T67]  ops_undo_list+0x2ce/0x8f0
[  107.849891][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  107.850019][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  107.850156][   T67]  cleanup_net+0x431/0x890
[  107.850285][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  107.850412][   T67]  ? process_one_work+0xdb7/0x1410
[  107.850549][   T67]  ? lock_acquire+0x134/0x160
[  107.850676][   T67]  ? rcu_is_watching+0x15/0xd0
[  107.850804][   T67]  process_one_work+0xdf8/0x1410
[  107.850936][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  107.851064][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  107.851204][   T67]  worker_thread+0x4f1/0xd60
[  107.851333][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.851460][   T67]  ? __kthread_parkme+0xbd/0x210
[  107.851594][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.851722][   T67]  kthread+0x367/0x460
[  107.851820][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  107.851982][   T67]  ? kthread_affine_node+0x330/0x330
[  107.852114][   T67]  ret_from_fork+0x474/0x6b0
[  107.852242][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  107.852402][   T67]  ? __switch_to+0x5a3/0xe00
[  107.852537][   T67]  ? kthread_affine_node+0x330/0x330
[  107.852666][   T67]  ret_from_fork_asm+0x11/0x20
[  107.852798][   T67]  </TASK>
[  107.852897][   T67] irq event stamp: 1626919
[  107.853026][   T67] hardirqs last  enabled at (1626927): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  107.853260][   T67] hardirqs last disabled at (1626936): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  107.853488][   T67] softirqs last  enabled at (1626470): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  107.853715][   T67] softirqs last disabled at (1626381): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  107.853939][   T67] ---[ end trace 0000000000000000 ]---
[  107.854145][   T67] vethB: left promiscuous mode
[  107.854353][   T67] ------------[ cut here ]------------
[  107.854534][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  107.854796][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  107.855112][   T67] Tainted: [W]=WARN
[  107.855213][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.855381][   T67] Workqueue: netns cleanup_net
[  107.855526][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  107.855699][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  107.856178][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[  107.856356][   T67] RAX: 00000000ffffffa6 RBX: ff110000106db1c0 RCX: 1ff4000000090eae
[  107.856560][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000106db278
[  107.856761][   T67] RBP: ff11000007939000 R08: 1fe22000020db650 R09: ff1100000faa0bd0
[  107.856962][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[  107.857174][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010097d50
[  107.857374][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  107.857611][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  107.857779][   T67] CR2: 00007ffe875b9b68 CR3: 0000000013d03001 CR4: 0000000000771ef0
[  107.857978][   T67] PKRU: 55555554
[  107.858076][   T67] Call Trace:
[  107.858179][   T67]  <TASK>
[  107.858250][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  107.858385][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  107.858491][   T67]  __dev_notify_flags+0x1b8/0x280
[  107.858629][   T67]  ? netdev_info+0xe2/0x116
[  107.858764][   T67]  ? netdev_notice+0x120/0x120
[  107.858900][   T67]  ? netif_change_name+0x8c0/0x8c0
[  107.859033][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[  107.859207][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  107.859341][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[  107.859477][   T67]  __dev_set_promiscuity+0x194/0x230
[  107.859609][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[  107.859745][   T67]  netif_set_promiscuity+0x4c/0xc0
[  107.859877][   T67]  dev_set_promiscuity+0x9d/0x150
[  107.860011][   T67]  hsr_del_port+0x36d/0x490
[  107.860151][   T67]  hsr_del_ports+0x3e/0x80
[  107.860285][   T67]  hsr_dellink+0x5d/0x90
[  107.860386][   T67]  default_device_exit_batch+0x19d/0x600
[  107.860522][   T67]  ? unregister_netdev+0x60/0x60
[  107.860656][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  107.860788][   T67]  ops_undo_list+0x2ce/0x8f0
[  107.860922][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  107.861056][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  107.861198][   T67]  cleanup_net+0x431/0x890
[  107.861331][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  107.861464][   T67]  ? process_one_work+0xdb7/0x1410
[  107.861605][   T67]  ? lock_acquire+0x134/0x160
[  107.861738][   T67]  ? rcu_is_watching+0x15/0xd0
[  107.861875][   T67]  process_one_work+0xdf8/0x1410
[  107.862012][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  107.862151][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  107.862292][   T67]  worker_thread+0x4f1/0xd60
[  107.862427][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.862563][   T67]  ? __kthread_parkme+0xbd/0x210
[  107.862697][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.862833][   T67]  kthread+0x367/0x460
[  107.862934][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  107.863105][   T67]  ? kthread_affine_node+0x330/0x330
[  107.863241][   T67]  ret_from_fork+0x474/0x6b0
[  107.863379][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  107.863549][   T67]  ? __switch_to+0x5a3/0xe00
[  107.863683][   T67]  ? kthread_affine_node+0x330/0x330
[  107.863816][   T67]  ret_from_fork_asm+0x11/0x20
[  107.863956][   T67]  </TASK>
[  107.864057][   T67] irq event stamp: 1627607
[  107.864202][   T67] hardirqs last  enabled at (1627617): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  107.864524][   T67] hardirqs last disabled at (1627624): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  107.864751][   T67] softirqs last  enabled at (1627094): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  107.865078][   T67] softirqs last disabled at (1627075): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  107.865319][   T67] ---[ end trace 0000000000000000 ]---
[  107.865587][   T67] ------------[ cut here ]------------
[  107.865818][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  107.866167][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  107.866464][   T67] Tainted: [W]=WARN
[  107.866654][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.866902][   T67] Workqueue: netns cleanup_net
[  107.867036][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  107.867228][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  107.867696][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[  107.867859][   T67] RAX: 00000000ffffffa6 RBX: ff110000106db380 RCX: 1ff4000000090eb2
[  107.868051][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000106db438
[  107.868250][   T67] RBP: ff11000007939000 R08: 1fe22000020db688 R09: ff1100000faa0bd0
[  107.868442][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  107.868640][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  107.868834][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  107.869060][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  107.869230][   T67] CR2: 00007ffe875b9b68 CR3: 0000000013d03001 CR4: 0000000000771ef0
[  107.869425][   T67] PKRU: 55555554
[  107.869526][   T67] Call Trace:
[  107.869625][   T67]  <TASK>
[  107.869692][   T67]  ? rcu_is_watching+0x15/0xd0
[  107.869821][   T67]  rtnetlink_event+0xe0/0x1f0
[  107.869953][   T67]  notifier_call_chain+0xb0/0x320
[  107.870088][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[  107.870225][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[  107.870388][   T67]  ? find_held_lock+0x2b/0x80
[  107.870523][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[  107.870651][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[  107.870812][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  107.870943][   T67]  ? dev_set_promiscuity+0xa8/0x150
[  107.871073][   T67]  hsr_del_port+0x25a/0x490
[  107.871208][   T67]  hsr_del_ports+0x3e/0x80
[  107.871339][   T67]  hsr_dellink+0x5d/0x90
[  107.871437][   T67]  default_device_exit_batch+0x19d/0x600
[  107.871572][   T67]  ? unregister_netdev+0x60/0x60
[  107.871702][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  107.871835][   T67]  ops_undo_list+0x2ce/0x8f0
[  107.871968][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  107.872101][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  107.872235][   T67]  cleanup_net+0x431/0x890
[  107.872366][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  107.872500][   T67]  ? process_one_work+0xdb7/0x1410
[  107.872631][   T67]  ? lock_acquire+0x134/0x160
[  107.872762][   T67]  ? rcu_is_watching+0x15/0xd0
[  107.872896][   T67]  process_one_work+0xdf8/0x1410
[  107.873028][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  107.873162][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  107.873298][   T67]  worker_thread+0x4f1/0xd60
[  107.873432][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.873566][   T67]  ? __kthread_parkme+0xbd/0x210
[  107.873697][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.873829][   T67]  kthread+0x367/0x460
[  107.873928][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  107.874090][   T67]  ? kthread_affine_node+0x330/0x330
[  107.874230][   T67]  ret_from_fork+0x474/0x6b0
[  107.874362][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  107.874529][   T67]  ? __switch_to+0x5a3/0xe00
[  107.874660][   T67]  ? kthread_affine_node+0x330/0x330
[  107.874795][   T67]  ret_from_fork_asm+0x11/0x20
[  107.874931][   T67]  </TASK>
[  107.875028][   T67] irq event stamp: 1628309
[  107.875161][   T67] hardirqs last  enabled at (1628319): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  107.875479][   T67] hardirqs last disabled at (1628326): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  107.875703][   T67] softirqs last  enabled at (1627858): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  107.875927][   T67] softirqs last disabled at (1627825): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  107.876239][   T67] ---[ end trace 0000000000000000 ]---
[  107.876983][   T67] ------------[ cut here ]------------
[  107.877114][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  107.877436][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  107.877804][   T67] Tainted: [W]=WARN
[  107.877899][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.878613][   T67] Workqueue: netns cleanup_net
[  107.878742][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  107.878905][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  107.879410][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  107.879574][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e02ac0 RCX: 1ff4000000090eaf
[  107.879758][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e02b78
[  107.879943][   T67] RBP: ff11000015e54000 R08: 1fe2200002bc0570 R09: ff1100000faa0bd0
[  107.880179][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  107.880376][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007939000
[  107.880568][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  107.880787][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  107.880944][   T67] CR2: 00007ffe875b9b68 CR3: 0000000013d03001 CR4: 0000000000771ef0
[  107.881182][   T67] PKRU: 55555554
[  107.881278][   T67] Call Trace:
[  107.881371][   T67]  <TASK>
[  107.881435][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  107.881567][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  107.881661][   T67]  netif_close_many+0x2ac/0x640
[  107.881786][   T67]  ? __dev_close_many+0x530/0x530
[  107.881910][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  107.882064][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  107.882272][   T67]  ? mark_held_locks+0x40/0x70
[  107.882395][   T67]  ? mutex_is_locked+0x1c/0x50
[  107.882525][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  107.882685][   T67]  ? mutex_is_locked+0x1c/0x50
[  107.882813][   T67]  ? rtnl_is_locked+0x15/0x20
[  107.882939][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  107.883095][   T67]  ? unregister_netdevice_many+0x20/0x20
[  107.883272][   T67]  default_device_exit_batch+0x38b/0x600
[  107.883418][   T67]  ? unregister_netdev+0x60/0x60
[  107.883549][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  107.883678][   T67]  ops_undo_list+0x2ce/0x8f0
[  107.883806][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  107.883930][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  107.884056][   T67]  cleanup_net+0x431/0x890
[  107.884232][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  107.884357][   T67]  ? process_one_work+0xdb7/0x1410
[  107.884487][   T67]  ? lock_acquire+0x134/0x160
[  107.884691][   T67]  ? rcu_is_watching+0x15/0xd0
[  107.884815][   T67]  process_one_work+0xdf8/0x1410
[  107.884942][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  107.885065][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  107.885327][   T67]  worker_thread+0x4f1/0xd60
[  107.885454][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.885580][   T67]  ? __kthread_parkme+0xbd/0x210
[  107.885705][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.885828][   T67]  kthread+0x367/0x460
[  107.885921][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  107.886074][   T67]  ? kthread_affine_node+0x330/0x330
[  107.886249][   T67]  ret_from_fork+0x474/0x6b0
[  107.886373][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  107.886534][   T67]  ? __switch_to+0x5a3/0xe00
[  107.886659][   T67]  ? kthread_affine_node+0x330/0x330
[  107.886782][   T67]  ret_from_fork_asm+0x11/0x20
[  107.886909][   T67]  </TASK>
[  107.887080][   T67] irq event stamp: 1630893
[  107.887252][   T67] hardirqs last  enabled at (1630997): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  107.887471][   T67] hardirqs last disabled at (1631004): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  107.887686][   T67] softirqs last  enabled at (1630994): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  107.887902][   T67] softirqs last disabled at (1630901): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  107.888245][   T67] ---[ end trace 0000000000000000 ]---
[  107.894991][   T67] ------------[ cut here ]------------
[  107.895138][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  107.895381][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  107.895666][   T67] Tainted: [W]=WARN
[  107.895762][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.895921][   T67] Workqueue: netns cleanup_net
[  107.896049][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  107.896217][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  107.896656][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  107.896810][   T67] RAX: 00000000ffffffa6 RBX: ff11000015f60ac0 RCX: 1ff4000000090eaf
[  107.896996][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f60b78
[  107.897188][   T67] RBP: ff11000007939000 R08: 1fe2200002bec170 R09: ff1100000faa0bd0
[  107.897377][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  107.897562][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000057fc000
[  107.897750][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  107.897968][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  107.898129][   T67] CR2: 0000555faa063ae8 CR3: 000000000bb49002 CR4: 0000000000771ef0
[  107.898316][   T67] PKRU: 55555554
[  107.898407][   T67] Call Trace:
[  107.898509][   T67]  <TASK>
[  107.898573][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  107.898695][   T67]  ? notifier_call_chain+0xb0/0x320
[  107.898819][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  107.898915][   T67]  netif_close_many+0x2ac/0x640
[  107.899043][   T67]  ? __dev_close_many+0x530/0x530
[  107.899175][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  107.899330][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  107.899489][   T67]  ? mark_held_locks+0x40/0x70
[  107.899610][   T67]  ? mutex_is_locked+0x1c/0x50
[  107.899736][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  107.899888][   T67]  ? mutex_is_locked+0x1c/0x50
[  107.900011][   T67]  ? rtnl_is_locked+0x15/0x20
[  107.900140][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  107.900293][   T67]  ? unregister_netdevice_many+0x20/0x20
[  107.900419][   T67]  default_device_exit_batch+0x38b/0x600
[  107.900547][   T67]  ? unregister_netdev+0x60/0x60
[  107.900671][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  107.900796][   T67]  ops_undo_list+0x2ce/0x8f0
[  107.900921][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  107.901043][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  107.901172][   T67]  cleanup_net+0x431/0x890
[  107.901296][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  107.901418][   T67]  ? process_one_work+0xdb7/0x1410
[  107.901548][   T67]  ? lock_acquire+0x134/0x160
[  107.901672][   T67]  ? rcu_is_watching+0x15/0xd0
[  107.901796][   T67]  process_one_work+0xdf8/0x1410
[  107.901921][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  107.902044][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  107.902179][   T67]  worker_thread+0x4f1/0xd60
[  107.902303][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.902426][   T67]  ? __kthread_parkme+0xbd/0x210
[  107.902553][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.902676][   T67]  kthread+0x367/0x460
[  107.902769][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  107.902922][   T67]  ? kthread_affine_node+0x330/0x330
[  107.903046][   T67]  ret_from_fork+0x474/0x6b0
[  107.903229][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  107.903432][   T67]  ? __switch_to+0x5a3/0xe00
[  107.903563][   T67]  ? kthread_affine_node+0x330/0x330
[  107.903687][   T67]  ret_from_fork_asm+0x11/0x20
[  107.903813][   T67]  </TASK>
[  107.903904][   T67] irq event stamp: 1638621
[  107.904025][   T67] hardirqs last  enabled at (1638629): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  107.904290][   T67] hardirqs last disabled at (1638730): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  107.904506][   T67] softirqs last  enabled at (1638728): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  107.904716][   T67] softirqs last disabled at (1638637): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  107.904929][   T67] ---[ end trace 0000000000000000 ]---
[  107.905812][   T67] ------------[ cut here ]------------
[  107.905937][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  107.906181][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  107.906458][   T67] Tainted: [W]=WARN
[  107.906606][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.906764][   T67] Workqueue: netns cleanup_net
[  107.906896][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  107.907055][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  107.907520][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  107.907674][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ff3700 RCX: 1ff4000000090eaf
[  107.907858][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff37b8
[  107.908041][   T67] RBP: ff110000057fc000 R08: 1fe22000027fe6f8 R09: ff1100000faa0bd0
[  107.908233][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  107.908417][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010ee1000
[  107.908607][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  107.908822][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  107.908975][   T67] CR2: 0000555faa063ae8 CR3: 000000000bb49002 CR4: 0000000000771ef0
[  107.909165][   T67] PKRU: 55555554
[  107.909257][   T67] Call Trace:
[  107.909351][   T67]  <TASK>
[  107.909414][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  107.909548][   T67]  ? notifier_call_chain+0xb0/0x320
[  107.909672][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  107.909767][   T67]  netif_close_many+0x2ac/0x640
[  107.909891][   T67]  ? __dev_close_many+0x530/0x530
[  107.910017][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  107.910176][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  107.910331][   T67]  ? mark_held_locks+0x40/0x70
[  107.910453][   T67]  ? mutex_is_locked+0x1c/0x50
[  107.910582][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  107.910735][   T67]  ? mutex_is_locked+0x1c/0x50
[  107.910865][   T67]  ? rtnl_is_locked+0x15/0x20
[  107.910988][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  107.911145][   T67]  ? unregister_netdevice_many+0x20/0x20
[  107.911271][   T67]  default_device_exit_batch+0x38b/0x600
[  107.911394][   T67]  ? unregister_netdev+0x60/0x60
[  107.911524][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  107.911649][   T67]  ops_undo_list+0x2ce/0x8f0
[  107.911774][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  107.911896][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  107.912019][   T67]  cleanup_net+0x431/0x890
[  107.912150][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  107.912276][   T67]  ? process_one_work+0xdb7/0x1410
[  107.912400][   T67]  ? lock_acquire+0x134/0x160
[  107.912527][   T67]  ? rcu_is_watching+0x15/0xd0
[  107.912652][   T67]  process_one_work+0xdf8/0x1410
[  107.912779][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  107.912901][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  107.913028][   T67]  worker_thread+0x4f1/0xd60
[  107.913155][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.913278][   T67]  ? __kthread_parkme+0xbd/0x210
[  107.913402][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.913530][   T67]  kthread+0x367/0x460
[  107.913622][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  107.913773][   T67]  ? kthread_affine_node+0x330/0x330
[  107.913896][   T67]  ret_from_fork+0x474/0x6b0
[  107.914021][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  107.914178][   T67]  ? __switch_to+0x5a3/0xe00
[  107.914299][   T67]  ? kthread_affine_node+0x330/0x330
[  107.914423][   T67]  ret_from_fork_asm+0x11/0x20
[  107.914556][   T67]  </TASK>
[  107.914647][   T67] irq event stamp: 1641079
[  107.914769][   T67] hardirqs last  enabled at (1641087): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  107.914980][   T67] hardirqs last disabled at (1641094): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  107.915197][   T67] softirqs last  enabled at (1640672): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  107.915406][   T67] softirqs last disabled at (1640667): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  107.915623][   T67] ---[ end trace 0000000000000000 ]---
[  107.916457][   T67] ------------[ cut here ]------------
[  107.916591][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  107.916830][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  107.917666][   T67] Tainted: [W]=WARN
[  107.917778][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.917931][   T67] Workqueue: netns cleanup_net
[  107.918057][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  107.918278][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  107.918774][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  107.918928][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e3c580 RCX: 1ff4000000090eaf
[  107.919159][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3c638
[  107.919342][   T67] RBP: ff11000010ee1000 R08: 1fe2200002bc78c8 R09: ff1100000faa0bd0
[  107.919530][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  107.919714][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005439000
[  107.919900][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  107.920165][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  107.920319][   T67] CR2: 0000555faa063ae8 CR3: 000000000bb49002 CR4: 0000000000771ef0
[  107.920516][   T67] PKRU: 55555554
[  107.920607][   T67] Call Trace:
[  107.920699][   T67]  <TASK>
[  107.920763][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  107.920888][   T67]  ? notifier_call_chain+0xb0/0x320
[  107.921010][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  107.921151][   T67]  netif_close_many+0x2ac/0x640
[  107.921277][   T67]  ? __dev_close_many+0x530/0x530
[  107.921402][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  107.921561][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  107.921714][   T67]  ? mark_held_locks+0x40/0x70
[  107.921837][   T67]  ? mutex_is_locked+0x1c/0x50
[  107.921960][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  107.922162][   T67]  ? mutex_is_locked+0x1c/0x50
[  107.922286][   T67]  ? rtnl_is_locked+0x15/0x20
[  107.922409][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  107.922567][   T67]  ? unregister_netdevice_many+0x20/0x20
[  107.922692][   T67]  default_device_exit_batch+0x38b/0x600
[  107.922815][   T67]  ? unregister_netdev+0x60/0x60
[  107.922941][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  107.923064][   T67]  ops_undo_list+0x2ce/0x8f0
[  107.923240][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  107.923365][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  107.923493][   T67]  cleanup_net+0x431/0x890
[  107.923615][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  107.923737][   T67]  ? process_one_work+0xdb7/0x1410
[  107.923859][   T67]  ? lock_acquire+0x134/0x160
[  107.923980][   T67]  ? rcu_is_watching+0x15/0xd0
[  107.924152][   T67]  process_one_work+0xdf8/0x1410
[  107.924278][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  107.924402][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  107.924532][   T67]  worker_thread+0x4f1/0xd60
[  107.924657][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.924785][   T67]  ? __kthread_parkme+0xbd/0x210
[  107.924910][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.925033][   T67]  kthread+0x367/0x460
[  107.925175][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  107.925329][   T67]  ? kthread_affine_node+0x330/0x330
[  107.925452][   T67]  ret_from_fork+0x474/0x6b0
[  107.925582][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  107.925735][   T67]  ? __switch_to+0x5a3/0xe00
[  107.925858][   T67]  ? kthread_affine_node+0x330/0x330
[  107.925982][   T67]  ret_from_fork_asm+0x11/0x20
[  107.926159][   T67]  </TASK>
[  107.926252][   T67] irq event stamp: 1645111
[  107.926372][   T67] hardirqs last  enabled at (1645119): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  107.926589][   T67] hardirqs last disabled at (1645126): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  107.926801][   T67] softirqs last  enabled at (1645100): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  107.927013][   T67] softirqs last disabled at (1645009): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  107.927275][   T67] ---[ end trace 0000000000000000 ]---
[  107.928076][   T67] ------------[ cut here ]------------
[  107.928243][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  107.928495][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  107.928779][   T67] Tainted: [W]=WARN
[  107.928872][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.929027][   T67] Workqueue: netns cleanup_net
[  107.929166][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  107.929327][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  107.929773][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  107.929929][   T67] RAX: 00000000ffffffa6 RBX: ff110000054d3a80 RCX: 1ff4000000090eaf
[  107.930121][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054d3b38
[  107.930307][   T67] RBP: ff11000005439000 R08: 1fe2200000a9a768 R09: ff1100000faa0bd0
[  107.930498][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  107.930683][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015894000
[  107.930867][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  107.931085][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  107.931253][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[  107.931440][   T67] PKRU: 55555554
[  107.931539][   T67] Call Trace:
[  107.931631][   T67]  <TASK>
[  107.931696][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  107.931821][   T67]  ? notifier_call_chain+0xb0/0x320
[  107.931947][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  107.932043][   T67]  netif_close_many+0x2ac/0x640
[  107.932175][   T67]  ? __dev_close_many+0x530/0x530
[  107.932306][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  107.932464][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  107.932624][   T67]  ? mark_held_locks+0x40/0x70
[  107.932747][   T67]  ? mutex_is_locked+0x1c/0x50
[  107.932872][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  107.933026][   T67]  ? mutex_is_locked+0x1c/0x50
[  107.933162][   T67]  ? rtnl_is_locked+0x15/0x20
[  107.933287][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  107.933444][   T67]  ? unregister_netdevice_many+0x20/0x20
[  107.933573][   T67]  default_device_exit_batch+0x38b/0x600
[  107.933699][   T67]  ? unregister_netdev+0x60/0x60
[  107.933822][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  107.933951][   T67]  ops_undo_list+0x2ce/0x8f0
[  107.934076][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  107.934204][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  107.934330][   T67]  cleanup_net+0x431/0x890
[  107.934455][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  107.934584][   T67]  ? process_one_work+0xdb7/0x1410
[  107.934708][   T67]  ? lock_acquire+0x134/0x160
[  107.934833][   T67]  ? rcu_is_watching+0x15/0xd0
[  107.934958][   T67]  process_one_work+0xdf8/0x1410
[  107.935085][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  107.935215][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  107.935343][   T67]  worker_thread+0x4f1/0xd60
[  107.935474][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.935601][   T67]  ? __kthread_parkme+0xbd/0x210
[  107.935725][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.935851][   T67]  kthread+0x367/0x460
[  107.935945][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  107.936107][   T67]  ? kthread_affine_node+0x330/0x330
[  107.936232][   T67]  ret_from_fork+0x474/0x6b0
[  107.936375][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  107.936536][   T67]  ? __switch_to+0x5a3/0xe00
[  107.936661][   T67]  ? kthread_affine_node+0x330/0x330
[  107.936787][   T67]  ret_from_fork_asm+0x11/0x20
[  107.936918][   T67]  </TASK>
[  107.937011][   T67] irq event stamp: 1647591
[  107.937141][   T67] hardirqs last  enabled at (1647607): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  107.937357][   T67] hardirqs last disabled at (1647614): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  107.937578][   T67] softirqs last  enabled at (1647604): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  107.937792][   T67] softirqs last disabled at (1647599): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  107.938007][   T67] ---[ end trace 0000000000000000 ]---
[  107.938837][   T67] ------------[ cut here ]------------
[  107.938963][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  107.939213][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  107.939499][   T67] Tainted: [W]=WARN
[  107.939593][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.939747][   T67] Workqueue: netns cleanup_net
[  107.939875][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  107.940036][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  107.940504][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  107.940660][   T67] RAX: 00000000ffffffa6 RBX: ff1100000f9fc740 RCX: 1ff4000000090eaf
[  107.940845][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fc7f8
[  107.941029][   T67] RBP: ff11000015894000 R08: 1fe2200001f3f900 R09: ff1100000faa0bd0
[  107.941226][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  107.941413][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[  107.941603][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  107.941820][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  107.941977][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[  107.942170][   T67] PKRU: 55555554
[  107.942264][   T67] Call Trace:
[  107.942356][   T67]  <TASK>
[  107.942420][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  107.942551][   T67]  ? notifier_call_chain+0xb0/0x320
[  107.942674][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  107.942770][   T67]  netif_close_many+0x2ac/0x640
[  107.942894][   T67]  ? __dev_close_many+0x530/0x530
[  107.943019][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  107.943179][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  107.943334][   T67]  ? mark_held_locks+0x40/0x70
[  107.943458][   T67]  ? mutex_is_locked+0x1c/0x50
[  107.943586][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  107.943738][   T67]  ? mutex_is_locked+0x1c/0x50
[  107.943862][   T67]  ? rtnl_is_locked+0x15/0x20
[  107.943986][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  107.944142][   T67]  ? unregister_netdevice_many+0x20/0x20
[  107.944267][   T67]  default_device_exit_batch+0x38b/0x600
[  107.944392][   T67]  ? unregister_netdev+0x60/0x60
[  107.944520][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  107.944645][   T67]  ops_undo_list+0x2ce/0x8f0
[  107.944768][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  107.944891][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  107.945016][   T67]  cleanup_net+0x431/0x890
[  107.945142][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  107.945267][   T67]  ? process_one_work+0xdb7/0x1410
[  107.945392][   T67]  ? lock_acquire+0x134/0x160
[  107.945517][   T67]  ? rcu_is_watching+0x15/0xd0
[  107.945642][   T67]  process_one_work+0xdf8/0x1410
[  107.945768][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  107.945892][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  107.946018][   T67]  worker_thread+0x4f1/0xd60
[  107.946150][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.946273][   T67]  ? __kthread_parkme+0xbd/0x210
[  107.946396][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.946527][   T67]  kthread+0x367/0x460
[  107.946620][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  107.946772][   T67]  ? kthread_affine_node+0x330/0x330
[  107.946896][   T67]  ret_from_fork+0x474/0x6b0
[  107.947019][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  107.947181][   T67]  ? __switch_to+0x5a3/0xe00
[  107.947305][   T67]  ? kthread_affine_node+0x330/0x330
[  107.947428][   T67]  ret_from_fork_asm+0x11/0x20
[  107.947559][   T67]  </TASK>
[  107.947651][   T67] irq event stamp: 1649969
[  107.947772][   T67] hardirqs last  enabled at (1649977): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  107.947985][   T67] hardirqs last disabled at (1649984): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  107.948202][   T67] softirqs last  enabled at (1649562): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  107.948413][   T67] softirqs last disabled at (1649555): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  107.948639][   T67] ---[ end trace 0000000000000000 ]---
[  107.949598][   T67] ------------[ cut here ]------------
[  107.949717][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  107.949951][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  107.950771][   T67] Tainted: [W]=WARN
[  107.950861][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.951016][   T67] Workqueue: netns cleanup_net
[  107.951242][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  107.951397][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  107.951824][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  107.951977][   T67] RAX: 00000000ffffffa6 RBX: ff1100000f9fe900 RCX: 1ff4000000090ed5
[  107.952207][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fe9b8
[  107.952384][   T67] RBP: ff11000015e54000 R08: 1fe2200001f3fd38 R09: ff1100000faa0bd0
[  107.952571][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  107.952761][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  107.952941][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  107.953205][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  107.953356][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[  107.953539][   T67] PKRU: 55555554
[  107.953633][   T67] Call Trace:
[  107.953728][   T67]  <TASK>
[  107.953790][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  107.953945][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  107.954094][   T67]  ? mutex_is_locked+0x1c/0x50
[  107.954259][   T67]  ? rtnl_is_locked+0x15/0x20
[  107.954378][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  107.954533][   T67]  default_device_exit_batch+0x38b/0x600
[  107.954653][   T67]  ? unregister_netdev+0x60/0x60
[  107.954772][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  107.954893][   T67]  ops_undo_list+0x2ce/0x8f0
[  107.955012][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  107.955177][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  107.955297][   T67]  cleanup_net+0x431/0x890
[  107.955419][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  107.955540][   T67]  ? process_one_work+0xdb7/0x1410
[  107.955659][   T67]  ? lock_acquire+0x134/0x160
[  107.955778][   T67]  ? rcu_is_watching+0x15/0xd0
[  107.955899][   T67]  process_one_work+0xdf8/0x1410
[  107.956021][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  107.956188][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  107.956314][   T67]  worker_thread+0x4f1/0xd60
[  107.956439][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.956562][   T67]  ? __kthread_parkme+0xbd/0x210
[  107.956682][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.956799][   T67]  kthread+0x367/0x460
[  107.956888][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  107.957035][   T67]  ? kthread_affine_node+0x330/0x330
[  107.957205][   T67]  ret_from_fork+0x474/0x6b0
[  107.957326][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  107.957476][   T67]  ? __switch_to+0x5a3/0xe00
[  107.957594][   T67]  ? kthread_affine_node+0x330/0x330
[  107.957713][   T67]  ret_from_fork_asm+0x11/0x20
[  107.957836][   T67]  </TASK>
[  107.957924][   T67] irq event stamp: 1655313
[  107.958045][   T67] hardirqs last  enabled at (1655321): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  107.958298][   T67] hardirqs last disabled at (1655424): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  107.958508][   T67] softirqs last  enabled at (1655422): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  107.958715][   T67] softirqs last disabled at (1655329): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  107.958919][   T67] ---[ end trace 0000000000000000 ]---
[  107.961328][   T67] ------------[ cut here ]------------
[  107.961450][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  107.961687][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  107.961954][   T67] Tainted: [W]=WARN
[  107.962043][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.962199][   T67] Workqueue: netns cleanup_net
[  107.962323][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  107.962482][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  107.962912][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  107.963068][   T67] RAX: 00000000ffffffa6 RBX: ff1100000f9ff540 RCX: 1ff4000000090ed5
[  107.963255][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9ff5f8
[  107.963433][   T67] RBP: ff11000007939000 R08: 1fe2200001f3fec0 R09: ff1100000faa0bd0
[  107.963616][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  107.963798][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  107.963977][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  107.964194][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  107.964344][   T67] CR2: 00007ffe875b9b68 CR3: 000000000bb49006 CR4: 0000000000771ef0
[  107.964527][   T67] PKRU: 55555554
[  107.964616][   T67] Call Trace:
[  107.964705][   T67]  <TASK>
[  107.964768][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  107.964921][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  107.965071][   T67]  ? mutex_is_locked+0x1c/0x50
[  107.965199][   T67]  ? rtnl_is_locked+0x15/0x20
[  107.965319][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  107.965475][   T67]  default_device_exit_batch+0x38b/0x600
[  107.965595][   T67]  ? unregister_netdev+0x60/0x60
[  107.965720][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  107.965842][   T67]  ops_undo_list+0x2ce/0x8f0
[  107.965966][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  107.966084][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  107.966213][   T67]  cleanup_net+0x431/0x890
[  107.966331][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  107.966449][   T67]  ? process_one_work+0xdb7/0x1410
[  107.966574][   T67]  ? lock_acquire+0x134/0x160
[  107.966692][   T67]  ? rcu_is_watching+0x15/0xd0
[  107.966811][   T67]  process_one_work+0xdf8/0x1410
[  107.966933][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  107.967051][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  107.967181][   T67]  worker_thread+0x4f1/0xd60
[  107.967301][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.967418][   T67]  ? __kthread_parkme+0xbd/0x210
[  107.967540][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.967657][   T67]  kthread+0x367/0x460
[  107.967745][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  107.967891][   T67]  ? kthread_affine_node+0x330/0x330
[  107.968011][   T67]  ret_from_fork+0x474/0x6b0
[  107.968134][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  107.968283][   T67]  ? __switch_to+0x5a3/0xe00
[  107.968402][   T67]  ? kthread_affine_node+0x330/0x330
[  107.968526][   T67]  ret_from_fork_asm+0x11/0x20
[  107.968651][   T67]  </TASK>
[  107.968738][   T67] irq event stamp: 1657991
[  107.968854][   T67] hardirqs last  enabled at (1657999): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  107.969060][   T67] hardirqs last disabled at (1658006): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  107.969270][   T67] softirqs last  enabled at (1657642): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  107.969482][   T67] softirqs last disabled at (1657637): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  107.969687][   T67] ---[ end trace 0000000000000000 ]---
[  107.970806][   T67] vethA (unregistering): left promiscuous mode
[  107.971048][   T67] ------------[ cut here ]------------
[  107.971856][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  107.972086][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  107.972360][   T67] Tainted: [W]=WARN
[  107.972449][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.972601][   T67] Workqueue: netns cleanup_net
[  107.972724][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  107.972878][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  107.973312][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  107.973461][   T67] RAX: 00000000ffffffa6 RBX: ff1100000f9ff380 RCX: 1ff4000000090ed5
[  107.973640][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9ff438
[  107.973816][   T67] RBP: ff110000057fc000 R08: 1fe2200001f3fe88 R09: ff1100000faa0bd0
[  107.973994][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  107.974175][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  107.974355][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  107.974568][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  107.974716][   T67] CR2: 00007ffe875b9b68 CR3: 000000000bb49006 CR4: 0000000000771ef0
[  107.974905][   T67] PKRU: 55555554
[  107.974993][   T67] Call Trace:
[  107.975081][   T67]  <TASK>
[  107.975149][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  107.975301][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  107.975449][   T67]  ? mutex_is_locked+0x1c/0x50
[  107.975576][   T67]  ? rtnl_is_locked+0x15/0x20
[  107.975696][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  107.975847][   T67]  default_device_exit_batch+0x38b/0x600
[  107.975967][   T67]  ? unregister_netdev+0x60/0x60
[  107.976090][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  107.976217][   T67]  ops_undo_list+0x2ce/0x8f0
[  107.976338][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  107.976457][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  107.976586][   T67]  cleanup_net+0x431/0x890
[  107.976704][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  107.976822][   T67]  ? process_one_work+0xdb7/0x1410
[  107.976942][   T67]  ? lock_acquire+0x134/0x160
[  107.977060][   T67]  ? rcu_is_watching+0x15/0xd0
[  107.977186][   T67]  process_one_work+0xdf8/0x1410
[  107.977309][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  107.977431][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  107.977558][   T67]  worker_thread+0x4f1/0xd60
[  107.977679][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.977798][   T67]  ? __kthread_parkme+0xbd/0x210
[  107.977919][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.978038][   T67]  kthread+0x367/0x460
[  107.978132][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  107.978282][   T67]  ? kthread_affine_node+0x330/0x330
[  107.978411][   T67]  ret_from_fork+0x474/0x6b0
[  107.978535][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  107.978684][   T67]  ? __switch_to+0x5a3/0xe00
[  107.978804][   T67]  ? kthread_affine_node+0x330/0x330
[  107.978924][   T67]  ret_from_fork_asm+0x11/0x20
[  107.979049][   T67]  </TASK>
[  107.979144][   T67] irq event stamp: 1662159
[  107.979262][   T67] hardirqs last  enabled at (1662167): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  107.979471][   T67] hardirqs last disabled at (1662174): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  107.979675][   T67] softirqs last  enabled at (1661720): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  107.979882][   T67] softirqs last disabled at (1660207): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  107.980089][   T67] ---[ end trace 0000000000000000 ]---
[  107.982442][   T67] ------------[ cut here ]------------
[  107.982574][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  107.982809][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  107.983078][   T67] Tainted: [W]=WARN
[  107.983664][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.983815][   T67] Workqueue: netns cleanup_net
[  107.983939][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  107.984245][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  107.984673][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  107.984822][   T67] RAX: 00000000ffffffa6 RBX: ff1100000f9fe580 RCX: 1ff4000000090ed5
[  107.984999][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fe638
[  107.985228][   T67] RBP: ff11000010ee1000 R08: 1fe2200001f3fcc8 R09: ff1100000faa0bd0
[  107.985407][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  107.985592][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  107.985771][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  107.985978][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  107.986175][   T67] CR2: 00007ffe875b9b68 CR3: 000000000bb49006 CR4: 0000000000771ef0
[  107.986353][   T67] PKRU: 55555554
[  107.986442][   T67] Call Trace:
[  107.986533][   T67]  <TASK>
[  107.986594][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  107.986746][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  107.986896][   T67]  ? mutex_is_locked+0x1c/0x50
[  107.987018][   T67]  ? rtnl_is_locked+0x15/0x20
[  107.987192][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  107.987348][   T67]  default_device_exit_batch+0x38b/0x600
[  107.987475][   T67]  ? unregister_netdev+0x60/0x60
[  107.987596][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  107.987717][   T67]  ops_undo_list+0x2ce/0x8f0
[  107.987837][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  107.987955][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  107.988075][   T67]  cleanup_net+0x431/0x890
[  107.988240][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  107.988358][   T67]  ? process_one_work+0xdb7/0x1410
[  107.988480][   T67]  ? lock_acquire+0x134/0x160
[  107.988598][   T67]  ? rcu_is_watching+0x15/0xd0
[  107.988720][   T67]  process_one_work+0xdf8/0x1410
[  107.988841][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  107.988960][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  107.989083][   T67]  worker_thread+0x4f1/0xd60
[  107.989251][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.989371][   T67]  ? __kthread_parkme+0xbd/0x210
[  107.989494][   T67]  ? rescuer_thread+0x1320/0x1320
[  107.989612][   T67]  kthread+0x367/0x460
[  107.989707][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  107.989863][   T67]  ? kthread_affine_node+0x330/0x330
[  107.989981][   T67]  ret_from_fork+0x474/0x6b0
[  107.990147][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  107.990300][   T67]  ? __switch_to+0x5a3/0xe00
[  107.990418][   T67]  ? kthread_affine_node+0x330/0x330
[  107.990545][   T67]  ret_from_fork_asm+0x11/0x20
[  107.990669][   T67]  </TASK>
[  107.990762][   T67] irq event stamp: 1666855
[  107.990880][   T67] hardirqs last  enabled at (1666863): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  107.991084][   T67] hardirqs last disabled at (1666870): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  107.991338][   T67] softirqs last  enabled at (1666972): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  107.991550][   T67] softirqs last disabled at (1666879): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  107.991756][   T67] ---[ end trace 0000000000000000 ]---
[  107.993845][   T67] vethB (unregistering): left promiscuous mode
[  107.994106][   T67] ------------[ cut here ]------------
[  107.994229][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  107.994472][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  107.994750][   T67] Tainted: [W]=WARN
[  107.994841][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.994991][   T67] Workqueue: netns cleanup_net
[  107.995125][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  107.995287][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  107.995718][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  107.995886][   T67] RAX: 00000000ffffffa6 RBX: ff11000013f28200 RCX: 1ff4000000090ed5
[  107.996069][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f282b8
[  107.996272][   T67] RBP: ff11000005439000 R08: 1fe22000027e5058 R09: ff1100000faa0bd0
[  107.996450][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  107.996631][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  107.996811][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  107.997019][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  107.997178][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[  107.997356][   T67] PKRU: 55555554
[  107.997445][   T67] Call Trace:
[  107.997538][   T67]  <TASK>
[  107.997603][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  107.997754][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  107.997902][   T67]  ? mutex_is_locked+0x1c/0x50
[  107.998021][   T67]  ? rtnl_is_locked+0x15/0x20
[  107.998147][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  107.998301][   T67]  default_device_exit_batch+0x38b/0x600
[  107.998431][   T67]  ? unregister_netdev+0x60/0x60
[  107.998559][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  107.998681][   T67]  ops_undo_list+0x2ce/0x8f0
[  107.998801][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  107.998918][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  107.999044][   T67]  cleanup_net+0x431/0x890
[  107.999170][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  107.999288][   T67]  ? process_one_work+0xdb7/0x1410
[  107.999409][   T67]  ? lock_acquire+0x134/0x160
[  107.999532][   T67]  ? rcu_is_watching+0x15/0xd0
[  107.999652][   T67]  process_one_work+0xdf8/0x1410
[  107.999774][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  107.999892][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  108.000013][   T67]  worker_thread+0x4f1/0xd60
[  108.000138][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.000258][   T67]  ? __kthread_parkme+0xbd/0x210
[  108.000380][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.000504][   T67]  kthread+0x367/0x460
[  108.000593][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.000741][   T67]  ? kthread_affine_node+0x330/0x330
[  108.000861][   T67]  ret_from_fork+0x474/0x6b0
[  108.000981][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  108.001136][   T67]  ? __switch_to+0x5a3/0xe00
[  108.001257][   T67]  ? kthread_affine_node+0x330/0x330
[  108.001383][   T67]  ret_from_fork_asm+0x11/0x20
[  108.001510][   T67]  </TASK>
[  108.001599][   T67] irq event stamp: 1669617
[  108.001717][   T67] hardirqs last  enabled at (1669625): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.001924][   T67] hardirqs last disabled at (1669632): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.002137][   T67] softirqs last  enabled at (1669318): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.002343][   T67] softirqs last disabled at (1669313): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.002552][   T67] ---[ end trace 0000000000000000 ]---
[  108.004069][   T67] ------------[ cut here ]------------
[  108.004202][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  108.004440][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.004709][   T67] Tainted: [W]=WARN
[  108.004797][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.004946][   T67] Workqueue: netns cleanup_net
[  108.005069][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.005230][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.005657][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  108.005806][   T67] RAX: 00000000ffffffa6 RBX: ff11000004be0040 RCX: 1ff4000000090ed5
[  108.005980][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004be00f8
[  108.006169][   T67] RBP: ff11000015894000 R08: 1fe220000097c020 R09: ff1100000faa0bd0
[  108.006347][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  108.006536][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  108.006715][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  108.006932][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.007081][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[  108.007266][   T67] PKRU: 55555554
[  108.007358][   T67] Call Trace:
[  108.007447][   T67]  <TASK>
[  108.007514][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  108.007666][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  108.007815][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.007937][   T67]  ? rtnl_is_locked+0x15/0x20
[  108.008057][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  108.008213][   T67]  default_device_exit_batch+0x38b/0x600
[  108.008336][   T67]  ? unregister_netdev+0x60/0x60
[  108.008455][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  108.008581][   T67]  ops_undo_list+0x2ce/0x8f0
[  108.008702][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  108.008821][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.008942][   T67]  cleanup_net+0x431/0x890
[  108.009061][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  108.009186][   T67]  ? process_one_work+0xdb7/0x1410
[  108.009306][   T67]  ? lock_acquire+0x134/0x160
[  108.009428][   T67]  ? rcu_is_watching+0x15/0xd0
[  108.009550][   T67]  process_one_work+0xdf8/0x1410
[  108.009673][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  108.009791][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  108.009913][   T67]  worker_thread+0x4f1/0xd60
[  108.010033][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.010159][   T67]  ? __kthread_parkme+0xbd/0x210
[  108.010283][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.010403][   T67]  kthread+0x367/0x460
[  108.010502][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.010651][   T67]  ? kthread_affine_node+0x330/0x330
[  108.010769][   T67]  ret_from_fork+0x474/0x6b0
[  108.010887][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  108.011035][   T67]  ? __switch_to+0x5a3/0xe00
[  108.011162][   T67]  ? kthread_affine_node+0x330/0x330
[  108.011282][   T67]  ret_from_fork_asm+0x11/0x20
[  108.011405][   T67]  </TASK>
[  108.011496][   T67] irq event stamp: 1672637
[  108.011612][   T67] hardirqs last  enabled at (1672645): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.011817][   T67] hardirqs last disabled at (1672652): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.012024][   T67] softirqs last  enabled at (1672178): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  108.012236][   T67] softirqs last disabled at (1672176): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  108.012440][   T67] ---[ end trace 0000000000000000 ]---
[  108.036102][  T995] ------------[ cut here ]------------
[  108.036286][  T995] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/995
[  108.036570][  T995] CPU: 2 UID: 0 PID: 995 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.036874][  T995] Tainted: [W]=WARN
[  108.037018][  T995] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.037239][  T995] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.037453][  T995] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.037963][  T995] RSP: 0018:ffa00000025e7ab0 EFLAGS: 00010286
[  108.038181][  T995] RAX: 00000000ffffffa6 RBX: ff11000004be1700 RCX: 1ff40000004bcf1c
[  108.038422][  T995] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004be17b8
[  108.038667][  T995] RBP: ff11000013b91000 R08: 1fe220000097c2f8 R09: ff11000015aa8b80
[  108.038906][  T995] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  108.039157][  T995] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013b91000
[  108.039401][  T995] FS:  00007f23566a2840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  108.039682][  T995] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.039892][  T995] CR2: 00007f23568a9430 CR3: 00000000105b0002 CR4: 0000000000771ef0
[  108.040145][  T995] PKRU: 55555554
[  108.040290][  T995] Call Trace:
[  108.040434][  T995]  <TASK>
[  108.040552][  T995]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.040733][  T995]  ? notifier_call_chain+0xb0/0x320
[  108.040909][  T995]  rtmsg_ifinfo+0x5c/0xb0
[  108.041056][  T995]  register_netdevice+0x137a/0x1980
[  108.041247][  T995]  ? unregister_netdevice_queue+0x470/0x470
[  108.041458][  T995]  register_netdev+0x23/0x40
[  108.041643][  T995]  loopback_net_init+0x7d/0x150
[  108.041822][  T995]  ops_init+0x187/0x560
[  108.041970][  T995]  setup_net+0x11b/0x3b0
[  108.042127][  T995]  ? unregister_pernet_device+0x80/0x80
[  108.042302][  T995]  ? lockdep_init_map_type+0x5d/0x250
[  108.042488][  T995]  ? mutex_init_lockdep+0xf6/0x120
[  108.042665][  T995]  copy_net_ns+0x2fd/0x450
[  108.042842][  T995]  create_new_namespaces+0x371/0xa10
[  108.043022][  T995]  unshare_nsproxy_namespaces+0xa5/0x150
[  108.043213][  T995]  ksys_unshare+0x47e/0x8c0
[  108.043389][  T995]  ? walk_process_tree+0x350/0x350
[  108.043574][  T995]  ? __ia32_sys_open+0x1b0/0x1b0
[  108.043753][  T995]  __x64_sys_unshare+0x34/0x50
[  108.043927][  T995]  ? do_syscall_64+0x82/0xfc0
[  108.044113][  T995]  do_syscall_64+0x117/0xfc0
[  108.044291][  T995]  ? trace_hardirqs_off+0xd/0x30
[  108.044466][  T995]  ? exc_page_fault+0xee/0x100
[  108.044653][  T995]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.044859][  T995] RIP: 0033:0x7f2356964bcb
[  108.045038][  T995] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  108.045558][  T995] RSP: 002b:00007fff1ee390e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  108.045801][  T995] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2356964bcb
[  108.046039][  T995] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  108.046292][  T995] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  108.046541][  T995] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1ee3b310
[  108.046783][  T995] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1ee3c8c6
[  108.047027][  T995]  </TASK>
[  108.047180][  T995] irq event stamp: 47625
[  108.047322][  T995] hardirqs last  enabled at (47635): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.047597][  T995] hardirqs last disabled at (47644): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.047867][  T995] softirqs last  enabled at (47054): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  108.048147][  T995] softirqs last disabled at (47052): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  108.048416][  T995] ---[ end trace 0000000000000000 ]---
[  108.051474][  T995] ------------[ cut here ]------------
[  108.051650][  T995] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/995
[  108.051923][  T995] CPU: 2 UID: 0 PID: 995 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.052241][  T995] Tainted: [W]=WARN
[  108.052385][  T995] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.052599][  T995] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.052817][  T995] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.053331][  T995] RSP: 0018:ffa00000025e7a98 EFLAGS: 00010286
[  108.053546][  T995] RAX: 00000000ffffffa6 RBX: ff1100001620ee40 RCX: 1ff40000004bcf19
[  108.053785][  T995] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001620eef8
[  108.054026][  T995] RBP: ff11000007951000 R08: 1fe2200002c41de0 R09: ff11000015aa8b80
[  108.054274][  T995] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  108.054516][  T995] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007951000
[  108.054756][  T995] FS:  00007f23566a2840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  108.055029][  T995] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.055250][  T995] CR2: 00007f23568a9430 CR3: 00000000105b0002 CR4: 0000000000771ef0
[  108.055500][  T995] PKRU: 55555554
[  108.055645][  T995] Call Trace:
[  108.055789][  T995]  <TASK>
[  108.055902][  T995]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.056082][  T995]  ? notifier_call_chain+0xb0/0x320
[  108.056274][  T995]  rtmsg_ifinfo+0x5c/0xb0
[  108.056420][  T995]  register_netdevice+0x137a/0x1980
[  108.056605][  T995]  ? unregister_netdevice_queue+0x470/0x470
[  108.056813][  T995]  ? alloc_netdev_mqs+0xed0/0x1490
[  108.056990][  T995]  register_netdev+0x23/0x40
[  108.057181][  T995]  sit_init_net+0x299/0x570
[  108.057363][  T995]  ops_init+0x187/0x560
[  108.057516][  T995]  setup_net+0x11b/0x3b0
[  108.057661][  T995]  ? unregister_pernet_device+0x80/0x80
[  108.057835][  T995]  ? lockdep_init_map_type+0x5d/0x250
[  108.058012][  T995]  ? mutex_init_lockdep+0xf6/0x120
[  108.058204][  T995]  copy_net_ns+0x2fd/0x450
[  108.058380][  T995]  create_new_namespaces+0x371/0xa10
[  108.058568][  T995]  unshare_nsproxy_namespaces+0xa5/0x150
[  108.058743][  T995]  ksys_unshare+0x47e/0x8c0
[  108.058919][  T995]  ? walk_process_tree+0x350/0x350
[  108.059093][  T995]  ? __ia32_sys_open+0x1b0/0x1b0
[  108.059283][  T995]  __x64_sys_unshare+0x34/0x50
[  108.059460][  T995]  ? do_syscall_64+0x82/0xfc0
[  108.059643][  T995]  do_syscall_64+0x117/0xfc0
[  108.059817][  T995]  ? trace_hardirqs_off+0xd/0x30
[  108.059994][  T995]  ? exc_page_fault+0xee/0x100
[  108.060181][  T995]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.060387][  T995] RIP: 0033:0x7f2356964bcb
[  108.060577][  T995] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  108.061080][  T995] RSP: 002b:00007fff1ee390e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  108.061336][  T995] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2356964bcb
[  108.061580][  T995] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  108.061818][  T995] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  108.062054][  T995] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1ee3b310
[  108.062306][  T995] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1ee3c8c6
[  108.062551][  T995]  </TASK>
[  108.062693][  T995] irq event stamp: 49879
[  108.062835][  T995] hardirqs last  enabled at (49889): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.063114][  T995] hardirqs last disabled at (49900): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.063388][  T995] softirqs last  enabled at (49300): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  108.063668][  T995] softirqs last disabled at (49298): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  108.063938][  T995] ---[ end trace 0000000000000000 ]---
[  108.091016][  T996] ------------[ cut here ]------------
[  108.091172][  T996] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/996
[  108.091400][  T996] CPU: 3 UID: 0 PID: 996 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.091669][  T996] Tainted: [W]=WARN
[  108.091766][  T996] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.091928][  T996] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.092101][  T996] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.092569][  T996] RSP: 0018:ffa0000002657020 EFLAGS: 00010286
[  108.092730][  T996] RAX: 00000000ffffffa6 RBX: ff1100001620e200 RCX: 1ff40000004cadca
[  108.092921][  T996] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001620e2b8
[  108.093116][  T996] RBP: ff11000013b91000 R08: 1fe2200002c41c58 R09: ff11000013bc2e58
[  108.093309][  T996] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  108.093506][  T996] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013b91ce1
[  108.093699][  T996] FS:  00007f02dcb58840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  108.093925][  T996] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.094089][  T996] CR2: 000000003d5ee988 CR3: 0000000004a54005 CR4: 0000000000771ef0
[  108.094291][  T996] PKRU: 55555554
[  108.094389][  T996] Call Trace:
[  108.094493][  T996]  <TASK>
[  108.094561][  T996]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.094692][  T996]  rtmsg_ifinfo+0x5c/0xb0
[  108.094790][  T996]  ? mark_held_locks+0x40/0x70
[  108.094919][  T996]  __dev_notify_flags+0x1b8/0x280
[  108.095049][  T996]  ? netif_change_name+0x8c0/0x8c0
[  108.095787][  T996]  ? __dev_change_flags+0x4a4/0x660
[  108.095918][  T996]  ? netif_set_allmulti+0x250/0x250
[  108.096046][  T996]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.096181][  T996]  ? is_bpf_text_address+0x68/0x110
[  108.096313][  T996]  netif_change_flags+0xfe/0x190
[  108.096444][  T996]  do_setlink.isra.0+0x1cc3/0x2750
[  108.096579][  T996]  ? rtnl_link_get_size+0x350/0x350
[  108.096708][  T996]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  108.096869][  T996]  ? rcu_read_lock_any_held+0x3c/0x90
[  108.096998][  T996]  ? validate_chain+0x38b/0xc20
[  108.097131][  T996]  ? rcu_read_lock_any_held+0x66/0x90
[  108.097259][  T996]  ? stack_depot_save_flags+0x367/0x770
[  108.097390][  T996]  ? __lock_acquire+0x508/0xc10
[  108.097524][  T996]  ? lock_acquire.part.0+0xbc/0x260
[  108.097651][  T996]  ? rtnl_newlink+0x883/0xea0
[  108.097781][  T996]  ? rcu_is_watching+0x15/0xd0
[  108.097909][  T996]  ? lock_acquire+0x134/0x160
[  108.098036][  T996]  ? rcu_is_watching+0x15/0xd0
[  108.098172][  T996]  ? rcu_is_watching+0x15/0xd0
[  108.098301][  T996]  ? trace_contention_end+0xb3/0x1a0
[  108.098430][  T996]  ? __mutex_lock+0x1db/0x2010
[  108.098564][  T996]  ? __mutex_lock+0x9b2/0x2010
[  108.098693][  T996]  ? rtnl_newlink+0x883/0xea0
[  108.098822][  T996]  ? ww_mutex_lock+0x160/0x160
[  108.098952][  T996]  ? __rtnl_newlink+0x3fa/0xa50
[  108.099082][  T996]  rtnl_newlink+0x8d1/0xea0
[  108.099219][  T996]  ? lock_acquire.part.0+0xbc/0x260
[  108.099348][  T996]  ? __rtnl_newlink+0xa50/0xa50
[  108.099480][  T996]  ? mark_usage+0x61/0x170
[  108.099611][  T996]  ? lock_acquire.part.0+0xbc/0x260
[  108.099739][  T996]  ? find_held_lock+0x2b/0x80
[  108.099867][  T996]  ? __rtnl_newlink+0xa50/0xa50
[  108.099994][  T996]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.100127][  T996]  ? __rtnl_newlink+0xa50/0xa50
[  108.100258][  T996]  rtnetlink_rcv_msg+0x40d/0x9e0
[  108.100388][  T996]  ? validate_chain+0x38b/0xc20
[  108.100522][  T996]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.100649][  T996]  ? __lock_acquire+0x508/0xc10
[  108.100779][  T996]  ? lock_acquire.part.0+0xbc/0x260
[  108.100906][  T996]  ? find_held_lock+0x2b/0x80
[  108.101034][  T996]  netlink_rcv_skb+0x14e/0x3a0
[  108.101169][  T996]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.101299][  T996]  ? netlink_ack+0xcd0/0xcd0
[  108.101431][  T996]  ? netlink_deliver_tap+0xc5/0x330
[  108.101562][  T996]  ? netlink_deliver_tap+0x13c/0x330
[  108.101694][  T996]  netlink_unicast+0x486/0x750
[  108.101823][  T996]  ? netlink_attachskb+0x810/0x810
[  108.101952][  T996]  ? __lock_acquire+0x508/0xc10
[  108.102082][  T996]  netlink_sendmsg+0x735/0xc60
[  108.102217][  T996]  ? netlink_unicast+0x750/0x750
[  108.102349][  T996]  ? __might_fault+0x97/0x140
[  108.102485][  T996]  ____sys_sendmsg+0x419/0x850
[  108.102614][  T996]  ? copy_msghdr_from_user+0x2a0/0x460
[  108.102745][  T996]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  108.102906][  T996]  ? move_addr_to_kernel+0x40/0x40
[  108.103035][  T996]  ? stack_depot_save_flags+0x367/0x770
[  108.103172][  T996]  ? validate_chain+0x38b/0xc20
[  108.103302][  T996]  ___sys_sendmsg+0x14e/0x1d0
[  108.103431][  T996]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  108.103597][  T996]  ? copy_msghdr_from_user+0x460/0x460
[  108.103735][  T996]  __sys_sendmsg+0x145/0x1f0
[  108.103865][  T996]  ? __sys_sendmsg_sock+0x20/0x20
[  108.103993][  T996]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  108.104159][  T996]  ? do_raw_spin_unlock+0x59/0x250
[  108.104291][  T996]  ? rcu_is_watching+0x15/0xd0
[  108.104423][  T996]  do_syscall_64+0x117/0xfc0
[  108.104557][  T996]  ? trace_hardirqs_off+0xd/0x30
[  108.104686][  T996]  ? exc_page_fault+0xee/0x100
[  108.104815][  T996]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.104976][  T996] RIP: 0033:0x7f02dcd9208e
[  108.105114][  T996] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  108.105579][  T996] RSP: 002b:00007ffc55e8b460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  108.105773][  T996] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f02dcd9208e
[  108.105965][  T996] RDX: 0000000000000000 RSI: 00007ffc55e8b510 RDI: 0000000000000005
[  108.106164][  T996] RBP: 00007ffc55e8b470 R08: 0000000000000000 R09: 0000000000000000
[  108.106358][  T996] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6cf
[  108.106555][  T996] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc55e8bbe0
[  108.106750][  T996]  </TASK>
[  108.106845][  T996] irq event stamp: 20623
[  108.106943][  T996] hardirqs last  enabled at (20631): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.107172][  T996] hardirqs last disabled at (20640): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.107395][  T996] softirqs last  enabled at (19968): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.107628][  T996] softirqs last disabled at (18909): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.107853][  T996] ---[ end trace 0000000000000000 ]---
[  108.226680][   T67] ------------[ cut here ]------------
[  108.226815][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  108.227052][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.227336][   T67] Tainted: [W]=WARN
[  108.227427][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.227583][   T67] Workqueue: netns cleanup_net
[  108.227716][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.227872][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.228301][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[  108.228450][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a89c40 RCX: 1ff4000000090eed
[  108.228630][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89cf8
[  108.228804][   T67] RBP: ff1100000f7e9000 R08: 1fe2200002b513a0 R09: ff1100000faa0bd0
[  108.228979][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  108.229163][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  108.229339][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  108.229551][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.229698][   T67] CR2: 00007f4e9c484000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  108.229873][   T67] PKRU: 55555554
[  108.229961][   T67] Call Trace:
[  108.230049][   T67]  <TASK>
[  108.230114][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  108.230265][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  108.230412][   T67]  ? queue_rcu_work+0x7c/0xa0
[  108.230535][   T67]  ? ipmr_free_table+0x12e/0x2a0
[  108.230656][   T67]  ? rtnl_is_locked+0x15/0x20
[  108.230773][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  108.230891][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.231010][   T67]  ops_undo_list+0x615/0x8f0
[  108.231137][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  108.231256][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.231376][   T67]  cleanup_net+0x431/0x890
[  108.231502][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  108.231619][   T67]  ? process_one_work+0xdb7/0x1410
[  108.231738][   T67]  ? lock_acquire+0x134/0x160
[  108.231856][   T67]  ? rcu_is_watching+0x15/0xd0
[  108.231975][   T67]  process_one_work+0xdf8/0x1410
[  108.232105][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  108.232225][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  108.232347][   T67]  worker_thread+0x4f1/0xd60
[  108.232467][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.232589][   T67]  ? __kthread_parkme+0xbd/0x210
[  108.232707][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.232824][   T67]  kthread+0x367/0x460
[  108.232913][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.233060][   T67]  ? kthread_affine_node+0x330/0x330
[  108.233185][   T67]  ret_from_fork+0x474/0x6b0
[  108.233304][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  108.233451][   T67]  ? __switch_to+0x5a3/0xe00
[  108.233573][   T67]  ? kthread_affine_node+0x330/0x330
[  108.233691][   T67]  ret_from_fork_asm+0x11/0x20
[  108.233815][   T67]  </TASK>
[  108.233902][   T67] irq event stamp: 1681025
[  108.234019][   T67] hardirqs last  enabled at (1681033): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.234226][   T67] hardirqs last disabled at (1681042): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.234427][   T67] softirqs last  enabled at (1680902): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.234635][   T67] softirqs last disabled at (1680897): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.234836][   T67] ---[ end trace 0000000000000000 ]---
[  108.247683][   T67] vethA: left promiscuous mode
[  108.247880][   T67] ------------[ cut here ]------------
[  108.248011][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  108.248290][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.248596][   T67] Tainted: [W]=WARN
[  108.248697][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.248863][   T67] Workqueue: netns cleanup_net
[  108.249002][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.249224][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.249705][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[  108.249877][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a88040 RCX: 1ff4000000090eae
[  108.250078][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a880f8
[  108.250284][   T67] RBP: ff11000010ef9000 R08: 1fe2200002b51020 R09: ff1100000faa0bd0
[  108.250487][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[  108.250686][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010d61d50
[  108.250885][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  108.251124][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.251295][   T67] CR2: 00007f4e9c484000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  108.251500][   T67] PKRU: 55555554
[  108.251599][   T67] Call Trace:
[  108.251698][   T67]  <TASK>
[  108.251767][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.251901][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  108.252004][   T67]  __dev_notify_flags+0x1b8/0x280
[  108.252144][   T67]  ? netdev_info+0xe2/0x116
[  108.252281][   T67]  ? netdev_notice+0x120/0x120
[  108.252414][   T67]  ? netif_change_name+0x8c0/0x8c0
[  108.252552][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[  108.252722][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  108.252858][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[  108.252994][   T67]  __dev_set_promiscuity+0x194/0x230
[  108.253134][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[  108.253272][   T67]  netif_set_promiscuity+0x4c/0xc0
[  108.253406][   T67]  dev_set_promiscuity+0x9d/0x150
[  108.253545][   T67]  hsr_del_port+0x36d/0x490
[  108.253683][   T67]  hsr_del_ports+0x24/0x80
[  108.253815][   T67]  hsr_dellink+0x5d/0x90
[  108.253917][   T67]  default_device_exit_batch+0x19d/0x600
[  108.254052][   T67]  ? unregister_netdev+0x60/0x60
[  108.254196][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  108.254333][   T67]  ops_undo_list+0x2ce/0x8f0
[  108.254467][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  108.254606][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.254743][   T67]  cleanup_net+0x431/0x890
[  108.254877][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  108.255009][   T67]  ? process_one_work+0xdb7/0x1410
[  108.255148][   T67]  ? lock_acquire+0x134/0x160
[  108.255285][   T67]  ? rcu_is_watching+0x15/0xd0
[  108.255421][   T67]  process_one_work+0xdf8/0x1410
[  108.255561][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  108.255696][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  108.255832][   T67]  worker_thread+0x4f1/0xd60
[  108.255967][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.256106][   T67]  ? __kthread_parkme+0xbd/0x210
[  108.256244][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.256376][   T67]  kthread+0x367/0x460
[  108.256483][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.256650][   T67]  ? kthread_affine_node+0x330/0x330
[  108.256782][   T67]  ret_from_fork+0x474/0x6b0
[  108.256917][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  108.257083][   T67]  ? __switch_to+0x5a3/0xe00
[  108.257312][   T67]  ? kthread_affine_node+0x330/0x330
[  108.257538][   T67]  ret_from_fork_asm+0x11/0x20
[  108.257679][   T67]  </TASK>
[  108.257778][   T67] irq event stamp: 1682727
[  108.257909][   T67] hardirqs last  enabled at (1682735): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.258144][   T67] hardirqs last disabled at (1682744): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.258462][   T67] softirqs last  enabled at (1682394): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.258698][   T67] softirqs last disabled at (1682389): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.258927][   T67] ---[ end trace 0000000000000000 ]---
[  108.259197][   T67] ------------[ cut here ]------------
[  108.259328][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  108.259592][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.259884][   T67] Tainted: [W]=WARN
[  108.259982][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.260676][   T67] Workqueue: netns cleanup_net
[  108.260811][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.260978][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.261552][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[  108.261715][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a88ac0 RCX: 1ff4000000090eb2
[  108.261907][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a88b78
[  108.262174][   T67] RBP: ff11000010ef9000 R08: 1fe2200002b51170 R09: ff1100000faa0bd0
[  108.262369][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  108.262567][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  108.262761][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  108.263042][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.263211][   T67] CR2: 00007f4e9c484000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  108.263404][   T67] PKRU: 55555554
[  108.263507][   T67] Call Trace:
[  108.263603][   T67]  <TASK>
[  108.263671][   T67]  ? rcu_is_watching+0x15/0xd0
[  108.263802][   T67]  rtnetlink_event+0xe0/0x1f0
[  108.263935][   T67]  notifier_call_chain+0xb0/0x320
[  108.264065][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[  108.264206][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[  108.264369][   T67]  ? find_held_lock+0x2b/0x80
[  108.264504][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[  108.264634][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[  108.264795][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  108.264925][   T67]  ? dev_set_promiscuity+0xa8/0x150
[  108.265056][   T67]  hsr_del_port+0x25a/0x490
[  108.265194][   T67]  hsr_del_ports+0x24/0x80
[  108.265326][   T67]  hsr_dellink+0x5d/0x90
[  108.265425][   T67]  default_device_exit_batch+0x19d/0x600
[  108.265560][   T67]  ? unregister_netdev+0x60/0x60
[  108.265690][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  108.265822][   T67]  ops_undo_list+0x2ce/0x8f0
[  108.265953][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  108.266082][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.266221][   T67]  cleanup_net+0x431/0x890
[  108.266353][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  108.266488][   T67]  ? process_one_work+0xdb7/0x1410
[  108.266620][   T67]  ? lock_acquire+0x134/0x160
[  108.266748][   T67]  ? rcu_is_watching+0x15/0xd0
[  108.266881][   T67]  process_one_work+0xdf8/0x1410
[  108.267012][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  108.267146][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  108.267284][   T67]  worker_thread+0x4f1/0xd60
[  108.267415][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.267549][   T67]  ? __kthread_parkme+0xbd/0x210
[  108.267681][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.267809][   T67]  kthread+0x367/0x460
[  108.267907][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.268068][   T67]  ? kthread_affine_node+0x330/0x330
[  108.268295][   T67]  ret_from_fork+0x474/0x6b0
[  108.268425][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  108.268592][   T67]  ? __switch_to+0x5a3/0xe00
[  108.268721][   T67]  ? kthread_affine_node+0x330/0x330
[  108.268849][   T67]  ret_from_fork_asm+0x11/0x20
[  108.268985][   T67]  </TASK>
[  108.269173][   T67] irq event stamp: 1684687
[  108.269303][   T67] hardirqs last  enabled at (1684695): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.269530][   T67] hardirqs last disabled at (1684702): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.269839][   T67] softirqs last  enabled at (1684310): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.270063][   T67] softirqs last disabled at (1684227): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.270295][   T67] ---[ end trace 0000000000000000 ]---
[  108.270629][   T67] ------------[ cut here ]------------
[  108.270751][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  108.270992][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.271289][   T67] Tainted: [W]=WARN
[  108.271382][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.271545][   T67] Workqueue: netns cleanup_net
[  108.271674][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.271835][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.272533][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  108.272702][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a89a80 RCX: 1ff4000000090eaf
[  108.272887][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89b38
[  108.273073][   T67] RBP: ff11000013f21000 R08: 1fe2200002b51368 R09: ff1100000faa0bd0
[  108.273314][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  108.273555][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010ef9000
[  108.273742][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  108.273959][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.274167][   T67] CR2: 00007f4e9c484000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  108.274356][   T67] PKRU: 55555554
[  108.274474][   T67] Call Trace:
[  108.274567][   T67]  <TASK>
[  108.274632][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.274763][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  108.274858][   T67]  netif_close_many+0x2ac/0x640
[  108.274985][   T67]  ? __dev_close_many+0x530/0x530
[  108.275160][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  108.275318][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  108.275480][   T67]  ? mark_held_locks+0x40/0x70
[  108.275605][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.275730][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  108.275884][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.276011][   T67]  ? rtnl_is_locked+0x15/0x20
[  108.276186][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  108.276343][   T67]  ? unregister_netdevice_many+0x20/0x20
[  108.276473][   T67]  default_device_exit_batch+0x38b/0x600
[  108.276602][   T67]  ? unregister_netdev+0x60/0x60
[  108.276806][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  108.276933][   T67]  ops_undo_list+0x2ce/0x8f0
[  108.277056][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  108.277384][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.277513][   T67]  cleanup_net+0x431/0x890
[  108.277717][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  108.277842][   T67]  ? process_one_work+0xdb7/0x1410
[  108.277968][   T67]  ? lock_acquire+0x134/0x160
[  108.278090][   T67]  ? rcu_is_watching+0x15/0xd0
[  108.278269][   T67]  process_one_work+0xdf8/0x1410
[  108.278396][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  108.278600][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  108.278730][   T67]  worker_thread+0x4f1/0xd60
[  108.278857][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.278980][   T67]  ? __kthread_parkme+0xbd/0x210
[  108.279157][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.279284][   T67]  kthread+0x367/0x460
[  108.279378][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.279536][   T67]  ? kthread_affine_node+0x330/0x330
[  108.279741][   T67]  ret_from_fork+0x474/0x6b0
[  108.279864][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  108.280020][   T67]  ? __switch_to+0x5a3/0xe00
[  108.280199][   T67]  ? kthread_affine_node+0x330/0x330
[  108.280331][   T67]  ret_from_fork_asm+0x11/0x20
[  108.280460][   T67]  </TASK>
[  108.280557][   T67] irq event stamp: 1686791
[  108.280759][   T67] hardirqs last  enabled at (1686799): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.280973][   T67] hardirqs last disabled at (1686806): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.281242][   T67] softirqs last  enabled at (1686906): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.281454][   T67] softirqs last disabled at (1686815): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.281674][   T67] ---[ end trace 0000000000000000 ]---
[  108.288155][   T67] ------------[ cut here ]------------
[  108.288330][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  108.288627][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.288951][   T67] Tainted: [W]=WARN
[  108.289090][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.289306][   T67] Workqueue: netns cleanup_net
[  108.289489][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.289699][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.290204][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  108.290409][   T67] RAX: 00000000ffffffa6 RBX: ff11000004d063c0 RCX: 1ff4000000090eaf
[  108.290649][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d06478
[  108.290885][   T67] RBP: ff11000010ef9000 R08: 1fe22000009a0c90 R09: ff1100000faa0bd0
[  108.291131][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  108.291363][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011444000
[  108.291606][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  108.291883][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.292087][   T67] CR2: 00007f196a985574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  108.292340][   T67] PKRU: 55555554
[  108.292490][   T67] Call Trace:
[  108.292630][   T67]  <TASK>
[  108.292742][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.292917][   T67]  ? notifier_call_chain+0xb0/0x320
[  108.293093][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  108.293252][   T67]  netif_close_many+0x2ac/0x640
[  108.293430][   T67]  ? __dev_close_many+0x530/0x530
[  108.293614][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  108.293818][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  108.294023][   T67]  ? mark_held_locks+0x40/0x70
[  108.294210][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.294386][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  108.294597][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.294771][   T67]  ? rtnl_is_locked+0x15/0x20
[  108.294943][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  108.295159][   T67]  ? unregister_netdevice_many+0x20/0x20
[  108.295334][   T67]  default_device_exit_batch+0x38b/0x600
[  108.295515][   T67]  ? unregister_netdev+0x60/0x60
[  108.295769][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  108.295942][   T67]  ops_undo_list+0x2ce/0x8f0
[  108.296127][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  108.296298][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.296560][   T67]  cleanup_net+0x431/0x890
[  108.296732][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  108.296905][   T67]  ? process_one_work+0xdb7/0x1410
[  108.297079][   T67]  ? lock_acquire+0x134/0x160
[  108.297348][   T67]  ? rcu_is_watching+0x15/0xd0
[  108.297529][   T67]  process_one_work+0xdf8/0x1410
[  108.297707][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  108.297878][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  108.298146][   T67]  worker_thread+0x4f1/0xd60
[  108.298320][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.298500][   T67]  ? __kthread_parkme+0xbd/0x210
[  108.298673][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.298924][   T67]  kthread+0x367/0x460
[  108.299064][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.299277][   T67]  ? kthread_affine_node+0x330/0x330
[  108.299450][   T67]  ret_from_fork+0x474/0x6b0
[  108.299714][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  108.299921][   T67]  ? __switch_to+0x5a3/0xe00
[  108.300092][   T67]  ? kthread_affine_node+0x330/0x330
[  108.300277][   T67]  ret_from_fork_asm+0x11/0x20
[  108.300547][   T67]  </TASK>
[  108.300687][   T67] irq event stamp: 1695229
[  108.300858][   T67] hardirqs last  enabled at (1695239): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.301211][   T67] hardirqs last disabled at (1695250): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.301486][   T67] softirqs last  enabled at (1694670): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.301750][   T67] softirqs last disabled at (1694663): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.302090][   T67] ---[ end trace 0000000000000000 ]---
[  108.303072][   T67] ------------[ cut here ]------------
[  108.303331][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  108.303629][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.304034][   T67] Tainted: [W]=WARN
[  108.304189][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.304396][   T67] Workqueue: netns cleanup_net
[  108.304579][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.304872][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.305454][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  108.305669][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ad51c0 RCX: 1ff4000000090eaf
[  108.305898][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ad5278
[  108.306222][   T67] RBP: ff11000011444000 R08: 1fe220000275aa50 R09: ff1100000faa0bd0
[  108.306454][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  108.306691][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005c04000
[  108.307010][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  108.307289][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.307498][   T67] CR2: 00007f196a985574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  108.307812][   T67] PKRU: 55555554
[  108.307951][   T67] Call Trace:
[  108.308108][   T67]  <TASK>
[  108.308218][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.308479][   T67]  ? notifier_call_chain+0xb0/0x320
[  108.308652][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  108.308795][   T67]  netif_close_many+0x2ac/0x640
[  108.308969][   T67]  ? __dev_close_many+0x530/0x530
[  108.309229][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  108.309432][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  108.309644][   T67]  ? mark_held_locks+0x40/0x70
[  108.309815][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.310067][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  108.310284][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.310455][   T67]  ? rtnl_is_locked+0x15/0x20
[  108.310634][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  108.310916][   T67]  ? unregister_netdevice_many+0x20/0x20
[  108.311093][   T67]  default_device_exit_batch+0x38b/0x600
[  108.311279][   T67]  ? unregister_netdev+0x60/0x60
[  108.311451][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  108.311713][   T67]  ops_undo_list+0x2ce/0x8f0
[  108.311886][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  108.312056][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.312321][   T67]  cleanup_net+0x431/0x890
[  108.312507][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  108.312679][   T67]  ? process_one_work+0xdb7/0x1410
[  108.312854][   T67]  ? lock_acquire+0x134/0x160
[  108.313027][   T67]  ? rcu_is_watching+0x15/0xd0
[  108.313296][   T67]  process_one_work+0xdf8/0x1410
[  108.313480][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  108.313653][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  108.313832][   T67]  worker_thread+0x4f1/0xd60
[  108.314088][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.314277][   T67]  ? __kthread_parkme+0xbd/0x210
[  108.314451][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.314631][   T67]  kthread+0x367/0x460
[  108.314853][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.315055][   T67]  ? kthread_affine_node+0x330/0x330
[  108.315241][   T67]  ret_from_fork+0x474/0x6b0
[  108.315418][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  108.315709][   T67]  ? __switch_to+0x5a3/0xe00
[  108.315882][   T67]  ? kthread_affine_node+0x330/0x330
[  108.316054][   T67]  ret_from_fork_asm+0x11/0x20
[  108.316324][   T67]  </TASK>
[  108.316463][   T67] irq event stamp: 1697769
[  108.316640][   T67] hardirqs last  enabled at (1697779): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.316901][   T67] hardirqs last disabled at (1697788): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.317254][   T67] softirqs last  enabled at (1697208): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.317517][   T67] softirqs last disabled at (1697201): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.317859][   T67] ---[ end trace 0000000000000000 ]---
[  108.319389][   T67] ------------[ cut here ]------------
[  108.319573][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  108.319879][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.320333][   T67] Tainted: [W]=WARN
[  108.320492][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.320705][   T67] Workqueue: netns cleanup_net
[  108.320887][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.321122][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.321656][   T67] RSP: 0018:ffa00000004874d0 EFLAGS: 00010286
[  108.321869][   T67] RAX: 00000000ffffffa6 RBX: ff11000011539700 RCX: 1ff4000000090e60
[  108.322124][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000115397b8
[  108.322369][   T67] RBP: ff1100000f7f9000 R08: 1fe22000022a72f8 R09: ff1100000faa0bd0
[  108.322618][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  108.322863][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  108.323122][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  108.323402][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.323618][   T67] CR2: 00007f196a985574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  108.323865][   T67] PKRU: 55555554
[  108.324011][   T67] Call Trace:
[  108.324172][   T67]  <TASK>
[  108.324287][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.324469][   T67]  ? notifier_call_chain+0xb0/0x320
[  108.324657][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  108.324806][   T67]  netif_state_change+0x155/0x340
[  108.324988][   T67]  ? ref_tracker_dir_print+0x100/0x100
[  108.325183][   T67]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  108.325396][   T67]  ? netif_close_many+0x2c9/0x640
[  108.325587][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.325767][   T67]  netif_set_operstate+0xc1/0x100
[  108.325947][   T67]  ? rtnl_put_cacheinfo+0x250/0x250
[  108.326142][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  108.326326][   T67]  ? queue_delayed_work_on+0x95/0x100
[  108.326516][   T67]  hsr_check_carrier_and_operstate+0x1ec/0x700
[  108.326731][   T67]  hsr_netdev_notify+0x387/0xad0
[  108.326910][   T67]  ? unregister_vlan_dev+0x380/0x380
[  108.327092][   T67]  ? hsr_port_get_hsr+0x150/0x150
[  108.327287][   T67]  notifier_call_chain+0xb0/0x320
[  108.327469][   T67]  netif_close_many+0x2c9/0x640
[  108.327658][   T67]  ? __dev_close_many+0x530/0x530
[  108.327841][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  108.328054][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  108.328281][   T67]  ? mark_held_locks+0x40/0x70
[  108.328457][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.328648][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  108.328858][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.329038][   T67]  ? rtnl_is_locked+0x15/0x20
[  108.329235][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  108.329446][   T67]  ? unregister_netdevice_many+0x20/0x20
[  108.329635][   T67]  default_device_exit_batch+0x38b/0x600
[  108.329814][   T67]  ? unregister_netdev+0x60/0x60
[  108.329992][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  108.330182][   T67]  ops_undo_list+0x2ce/0x8f0
[  108.330363][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  108.330550][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.330730][   T67]  cleanup_net+0x431/0x890
[  108.330909][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  108.331086][   T67]  ? process_one_work+0xdb7/0x1410
[  108.331279][   T67]  ? lock_acquire+0x134/0x160
[  108.331458][   T67]  ? rcu_is_watching+0x15/0xd0
[  108.331648][   T67]  process_one_work+0xdf8/0x1410
[  108.331833][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  108.332027][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  108.332223][   T67]  worker_thread+0x4f1/0xd60
[  108.332402][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.332586][   T67]  ? __kthread_parkme+0xbd/0x210
[  108.332766][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.332947][   T67]  kthread+0x367/0x460
[  108.333093][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.333325][   T67]  ? kthread_affine_node+0x330/0x330
[  108.333513][   T67]  ret_from_fork+0x474/0x6b0
[  108.333694][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  108.333907][   T67]  ? __switch_to+0x5a3/0xe00
[  108.334088][   T67]  ? kthread_affine_node+0x330/0x330
[  108.334284][   T67]  ret_from_fork_asm+0x11/0x20
[  108.334469][   T67]  </TASK>
[  108.334623][   T67] irq event stamp: 1700755
[  108.334799][   T67] hardirqs last  enabled at (1700765): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.335072][   T67] hardirqs last disabled at (1700774): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.335362][   T67] softirqs last  enabled at (1700038): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.335646][   T67] softirqs last disabled at (1700033): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.335921][   T67] ---[ end trace 0000000000000000 ]---
[  108.336206][   T67] ------------[ cut here ]------------
[  108.336368][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  108.336664][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.336990][   T67] Tainted: [W]=WARN
[  108.337151][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.337349][   T67] Workqueue: netns cleanup_net
[  108.337530][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.337737][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.339046][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  108.339308][   T67] RAX: 00000000ffffffa6 RBX: ff11000011538740 RCX: 1ff4000000090eaf
[  108.339593][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000115387f8
[  108.339882][   T67] RBP: ff11000005c04000 R08: 1fe22000022a7100 R09: ff1100000faa0bd0
[  108.340169][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  108.340450][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[  108.340732][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  108.341039][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.341316][   T67] CR2: 00007f196a985574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  108.341598][   T67] PKRU: 55555554
[  108.341782][   T67] Call Trace:
[  108.341966][   T67]  <TASK>
[  108.342136][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.342354][   T67]  ? notifier_call_chain+0xb0/0x320
[  108.342584][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  108.342774][   T67]  netif_close_many+0x2ac/0x640
[  108.342990][   T67]  ? __dev_close_many+0x530/0x530
[  108.343220][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  108.343468][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  108.343723][   T67]  ? mark_held_locks+0x40/0x70
[  108.343937][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.344166][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  108.344418][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.344644][   T67]  ? rtnl_is_locked+0x15/0x20
[  108.344862][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  108.345124][   T67]  ? unregister_netdevice_many+0x20/0x20
[  108.345368][   T67]  default_device_exit_batch+0x38b/0x600
[  108.345645][   T67]  ? unregister_netdev+0x60/0x60
[  108.345885][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  108.346123][   T67]  ops_undo_list+0x2ce/0x8f0
[  108.346344][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  108.346567][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.346789][   T67]  cleanup_net+0x431/0x890
[  108.347010][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  108.347242][   T67]  ? process_one_work+0xdb7/0x1410
[  108.347462][   T67]  ? lock_acquire+0x134/0x160
[  108.347690][   T67]  ? rcu_is_watching+0x15/0xd0
[  108.347910][   T67]  process_one_work+0xdf8/0x1410
[  108.348146][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  108.348365][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  108.348598][   T67]  worker_thread+0x4f1/0xd60
[  108.348823][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.349043][   T67]  ? __kthread_parkme+0xbd/0x210
[  108.349276][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.349508][   T67]  kthread+0x367/0x460
[  108.349696][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.349943][   T67]  ? kthread_affine_node+0x330/0x330
[  108.350176][   T67]  ret_from_fork+0x474/0x6b0
[  108.350397][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  108.350658][   T67]  ? __switch_to+0x5a3/0xe00
[  108.350880][   T67]  ? kthread_affine_node+0x330/0x330
[  108.351116][   T67]  ret_from_fork_asm+0x11/0x20
[  108.351343][   T67]  </TASK>
[  108.351535][   T67] irq event stamp: 1707917
[  108.351753][   T67] hardirqs last  enabled at (1708021): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.352059][   T67] hardirqs last disabled at (1708122): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.352382][   T67] softirqs last  enabled at (1708224): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.352696][   T67] softirqs last disabled at (1708235): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.353002][   T67] ---[ end trace 0000000000000000 ]---
[  108.359449][   T67] ------------[ cut here ]------------
[  108.359588][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  108.359823][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.360087][   T67] Tainted: [W]=WARN
[  108.360183][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.360331][   T67] Workqueue: netns cleanup_net
[  108.360455][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.360615][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.361032][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  108.361197][   T67] RAX: 00000000ffffffa6 RBX: ff11000011539380 RCX: 1ff4000000090ed5
[  108.361372][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011539438
[  108.361564][   T67] RBP: ff11000013f21000 R08: 1fe22000022a7288 R09: ff1100000faa0bd0
[  108.361738][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  108.361913][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  108.362093][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  108.362314][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.362463][   T67] CR2: 0000555fbff2c670 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  108.362646][   T67] PKRU: 55555554
[  108.362735][   T67] Call Trace:
[  108.362822][   T67]  <TASK>
[  108.362884][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  108.363036][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  108.363189][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.363308][   T67]  ? rtnl_is_locked+0x15/0x20
[  108.363426][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  108.363580][   T67]  default_device_exit_batch+0x38b/0x600
[  108.363700][   T67]  ? unregister_netdev+0x60/0x60
[  108.363819][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  108.363939][   T67]  ops_undo_list+0x2ce/0x8f0
[  108.364059][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  108.364184][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.364305][   T67]  cleanup_net+0x431/0x890
[  108.364429][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  108.364552][   T67]  ? process_one_work+0xdb7/0x1410
[  108.364672][   T67]  ? lock_acquire+0x134/0x160
[  108.364791][   T67]  ? rcu_is_watching+0x15/0xd0
[  108.364912][   T67]  process_one_work+0xdf8/0x1410
[  108.365034][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  108.365159][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  108.365283][   T67]  worker_thread+0x4f1/0xd60
[  108.365404][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.365527][   T67]  ? __kthread_parkme+0xbd/0x210
[  108.365650][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.365769][   T67]  kthread+0x367/0x460
[  108.365859][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.366011][   T67]  ? kthread_affine_node+0x330/0x330
[  108.366139][   T67]  ret_from_fork+0x474/0x6b0
[  108.366261][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  108.366410][   T67]  ? __switch_to+0x5a3/0xe00
[  108.366537][   T67]  ? kthread_affine_node+0x330/0x330
[  108.366657][   T67]  ret_from_fork_asm+0x11/0x20
[  108.366780][   T67]  </TASK>
[  108.366872][   T67] irq event stamp: 1717835
[  108.366990][   T67] hardirqs last  enabled at (1717843): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.367199][   T67] hardirqs last disabled at (1717852): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.367405][   T67] softirqs last  enabled at (1717476): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.367620][   T67] softirqs last disabled at (1717467): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.367828][   T67] ---[ end trace 0000000000000000 ]---
[  108.368921][   T67] ------------[ cut here ]------------
[  108.369045][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  108.369293][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.369563][   T67] Tainted: [W]=WARN
[  108.369652][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.369800][   T67] Workqueue: netns cleanup_net
[  108.369924][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.370076][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.370512][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  108.370662][   T67] RAX: 00000000ffffffa6 RBX: ff11000011538c80 RCX: 1ff4000000090ed5
[  108.370839][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011538d38
[  108.371015][   T67] RBP: ff11000010ef9000 R08: 1fe22000022a71a8 R09: ff1100000faa0bd0
[  108.371198][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  108.371374][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  108.371562][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  108.371770][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.371918][   T67] CR2: 0000555fbff2c670 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  108.372094][   T67] PKRU: 55555554
[  108.372192][   T67] Call Trace:
[  108.372286][   T67]  <TASK>
[  108.372353][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  108.372506][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  108.372656][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.372774][   T67]  ? rtnl_is_locked+0x15/0x20
[  108.372896][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  108.373050][   T67]  default_device_exit_batch+0x38b/0x600
[  108.373175][   T67]  ? unregister_netdev+0x60/0x60
[  108.373297][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  108.373417][   T67]  ops_undo_list+0x2ce/0x8f0
[  108.373547][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  108.373664][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.373788][   T67]  cleanup_net+0x431/0x890
[  108.373907][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  108.374023][   T67]  ? process_one_work+0xdb7/0x1410
[  108.374149][   T67]  ? lock_acquire+0x134/0x160
[  108.374266][   T67]  ? rcu_is_watching+0x15/0xd0
[  108.374399][   T67]  process_one_work+0xdf8/0x1410
[  108.374524][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  108.374641][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  108.374761][   T67]  worker_thread+0x4f1/0xd60
[  108.374879][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.374995][   T67]  ? __kthread_parkme+0xbd/0x210
[  108.375121][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.375240][   T67]  kthread+0x367/0x460
[  108.375329][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.375484][   T67]  ? kthread_affine_node+0x330/0x330
[  108.375601][   T67]  ret_from_fork+0x474/0x6b0
[  108.375723][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  108.375869][   T67]  ? __switch_to+0x5a3/0xe00
[  108.375988][   T67]  ? kthread_affine_node+0x330/0x330
[  108.376110][   T67]  ret_from_fork_asm+0x11/0x20
[  108.376232][   T67]  </TASK>
[  108.376320][   T67] irq event stamp: 1720437
[  108.376443][   T67] hardirqs last  enabled at (1720445): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.376654][   T67] hardirqs last disabled at (1720452): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.376859][   T67] softirqs last  enabled at (1720008): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.377069][   T67] softirqs last disabled at (1719983): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.377285][   T67] ---[ end trace 0000000000000000 ]---
[  108.390289][   T67] vethB (unregistering): left promiscuous mode
[  108.390773][   T67] ------------[ cut here ]------------
[  108.390909][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  108.391172][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.391457][   T67] Tainted: [W]=WARN
[  108.391557][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.391714][   T67] Workqueue: netns cleanup_net
[  108.391844][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.392005][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.392534][   T67] RSP: 0018:ffa0000000487510 EFLAGS: 00010286
[  108.392697][   T67] RAX: 00000000ffffffa6 RBX: ff1100001620fa80 RCX: 1ff4000000090e68
[  108.392885][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001620fb38
[  108.393074][   T67] RBP: ff1100000f7f9000 R08: 1fe2200002c41f68 R09: ff1100000faa0bd0
[  108.393317][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  108.393516][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004875a8
[  108.393707][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  108.393930][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.394089][   T67] CR2: 0000555fbff2c670 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  108.394336][   T67] PKRU: 55555554
[  108.394431][   T67] Call Trace:
[  108.394531][   T67]  <TASK>
[  108.394599][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.394727][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  108.394822][   T67]  netif_close_many+0x2ac/0x640
[  108.394948][   T67]  ? __dev_close_many+0x530/0x530
[  108.395074][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  108.395236][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  108.395397][   T67]  ? mark_held_locks+0x40/0x70
[  108.395526][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  108.395681][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.395806][   T67]  ? rtnl_is_locked+0x15/0x20
[  108.395932][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  108.396089][   T67]  ? unregister_netdevice_many+0x20/0x20
[  108.396224][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[  108.396381][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  108.396512][   T67]  hsr_netdev_notify+0x742/0xad0
[  108.396640][   T67]  ? hsr_port_get_hsr+0x150/0x150
[  108.396769][   T67]  notifier_call_chain+0xb0/0x320
[  108.396899][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[  108.397061][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  108.397230][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.397360][   T67]  ? rtnl_is_locked+0x15/0x20
[  108.397495][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  108.397657][   T67]  default_device_exit_batch+0x38b/0x600
[  108.397786][   T67]  ? unregister_netdev+0x60/0x60
[  108.397915][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  108.398044][   T67]  ops_undo_list+0x2ce/0x8f0
[  108.398177][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  108.398307][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.398438][   T67]  cleanup_net+0x431/0x890
[  108.398569][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  108.398697][   T67]  ? process_one_work+0xdb7/0x1410
[  108.398826][   T67]  ? lock_acquire+0x134/0x160
[  108.398952][   T67]  ? rcu_is_watching+0x15/0xd0
[  108.399082][   T67]  process_one_work+0xdf8/0x1410
[  108.399218][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  108.399348][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  108.399483][   T67]  worker_thread+0x4f1/0xd60
[  108.399614][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.399743][   T67]  ? __kthread_parkme+0xbd/0x210
[  108.399874][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.400003][   T67]  kthread+0x367/0x460
[  108.400106][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.400268][   T67]  ? kthread_affine_node+0x330/0x330
[  108.400397][   T67]  ret_from_fork+0x474/0x6b0
[  108.400530][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  108.400689][   T67]  ? __switch_to+0x5a3/0xe00
[  108.400817][   T67]  ? kthread_affine_node+0x330/0x330
[  108.400943][   T67]  ret_from_fork_asm+0x11/0x20
[  108.401074][   T67]  </TASK>
[  108.401174][   T67] irq event stamp: 1735071
[  108.401298][   T67] hardirqs last  enabled at (1735079): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.401522][   T67] hardirqs last disabled at (1735086): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.401738][   T67] softirqs last  enabled at (1734636): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.401957][   T67] softirqs last disabled at (1734545): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.402182][   T67] ---[ end trace 0000000000000000 ]---
[  108.403390][   T67] ------------[ cut here ]------------
[  108.403517][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  108.403757][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.404034][   T67] Tainted: [W]=WARN
[  108.404586][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.404743][   T67] Workqueue: netns cleanup_net
[  108.404870][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.405080][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.405579][   T67] RSP: 0018:ffa0000000487640 EFLAGS: 00010286
[  108.405731][   T67] RAX: 00000000ffffffa6 RBX: ff11000015cda200 RCX: 1ff4000000090e8e
[  108.405912][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015cda2b8
[  108.406159][   T67] RBP: ff1100000f7f9000 R08: 1fe2200002b9b458 R09: ff1100000faa0bd0
[  108.406341][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  108.406526][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  108.406708][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  108.406935][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.407089][   T67] CR2: 0000555fbff2c670 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  108.407321][   T67] PKRU: 55555554
[  108.407411][   T67] Call Trace:
[  108.407508][   T67]  <TASK>
[  108.407575][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  108.407735][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  108.407895][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.408018][   T67]  ? rtnl_is_locked+0x15/0x20
[  108.408192][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  108.408347][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[  108.408506][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  108.408631][   T67]  hsr_netdev_notify+0x742/0xad0
[  108.408755][   T67]  ? hsr_port_get_hsr+0x150/0x150
[  108.408881][   T67]  notifier_call_chain+0xb0/0x320
[  108.409007][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[  108.409216][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  108.409370][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.409499][   T67]  ? rtnl_is_locked+0x15/0x20
[  108.409621][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  108.409778][   T67]  default_device_exit_batch+0x38b/0x600
[  108.409902][   T67]  ? unregister_netdev+0x60/0x60
[  108.410026][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  108.410201][   T67]  ops_undo_list+0x2ce/0x8f0
[  108.410325][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  108.410447][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.410578][   T67]  cleanup_net+0x431/0x890
[  108.410702][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  108.410824][   T67]  ? process_one_work+0xdb7/0x1410
[  108.410950][   T67]  ? lock_acquire+0x134/0x160
[  108.411073][   T67]  ? rcu_is_watching+0x15/0xd0
[  108.411254][   T67]  process_one_work+0xdf8/0x1410
[  108.411379][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  108.411510][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  108.411636][   T67]  worker_thread+0x4f1/0xd60
[  108.411759][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.411884][   T67]  ? __kthread_parkme+0xbd/0x210
[  108.412006][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.412251][   T67]  kthread+0x367/0x460
[  108.412348][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.412510][   T67]  ? kthread_affine_node+0x330/0x330
[  108.412631][   T67]  ret_from_fork+0x474/0x6b0
[  108.412753][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  108.412908][   T67]  ? __switch_to+0x5a3/0xe00
[  108.413030][   T67]  ? kthread_affine_node+0x330/0x330
[  108.413388][   T67]  ret_from_fork_asm+0x11/0x20
[  108.413521][   T67]  </TASK>
[  108.413613][   T67] irq event stamp: 1741053
[  108.413735][   T67] hardirqs last  enabled at (1741061): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.413948][   T67] hardirqs last disabled at (1741068): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.414211][   T67] softirqs last  enabled at (1741162): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.414422][   T67] softirqs last disabled at (1741077): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.414637][   T67] ---[ end trace 0000000000000000 ]---
[  108.415761][   T67] ------------[ cut here ]------------
[  108.415882][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  108.416525][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.416796][   T67] Tainted: [W]=WARN
[  108.416884][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.417032][   T67] Workqueue: netns cleanup_net
[  108.417205][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.417358][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.417860][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  108.418012][   T67] RAX: 00000000ffffffa6 RBX: ff11000015cdb700 RCX: 1ff4000000090ed5
[  108.418234][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015cdb7b8
[  108.418409][   T67] RBP: ff11000011444000 R08: 1fe2200002b9b6f8 R09: ff1100000faa0bd0
[  108.418593][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  108.418769][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  108.418946][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  108.419200][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.419350][   T67] CR2: 0000555fbff2c670 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  108.419534][   T67] PKRU: 55555554
[  108.419623][   T67] Call Trace:
[  108.419713][   T67]  <TASK>
[  108.419776][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  108.419925][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  108.420073][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.420241][   T67]  ? rtnl_is_locked+0x15/0x20
[  108.420359][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  108.420515][   T67]  default_device_exit_batch+0x38b/0x600
[  108.420637][   T67]  ? unregister_netdev+0x60/0x60
[  108.420761][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  108.420882][   T67]  ops_undo_list+0x2ce/0x8f0
[  108.421002][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  108.421168][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.421289][   T67]  cleanup_net+0x431/0x890
[  108.421407][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  108.421531][   T67]  ? process_one_work+0xdb7/0x1410
[  108.421654][   T67]  ? lock_acquire+0x134/0x160
[  108.421772][   T67]  ? rcu_is_watching+0x15/0xd0
[  108.421893][   T67]  process_one_work+0xdf8/0x1410
[  108.422016][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  108.422180][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  108.422303][   T67]  worker_thread+0x4f1/0xd60
[  108.422424][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.422550][   T67]  ? __kthread_parkme+0xbd/0x210
[  108.422670][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.422789][   T67]  kthread+0x367/0x460
[  108.422879][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.423026][   T67]  ? kthread_affine_node+0x330/0x330
[  108.423194][   T67]  ret_from_fork+0x474/0x6b0
[  108.423313][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  108.423462][   T67]  ? __switch_to+0x5a3/0xe00
[  108.423588][   T67]  ? kthread_affine_node+0x330/0x330
[  108.423706][   T67]  ret_from_fork_asm+0x11/0x20
[  108.423828][   T67]  </TASK>
[  108.423918][   T67] irq event stamp: 1744157
[  108.424038][   T67] hardirqs last  enabled at (1744165): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.424290][   T67] hardirqs last disabled at (1744266): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.424501][   T67] softirqs last  enabled at (1744264): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.424709][   T67] softirqs last disabled at (1744173): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.424918][   T67] ---[ end trace 0000000000000000 ]---
[  108.426487][   T67] ------------[ cut here ]------------
[  108.426617][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  108.426853][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.427129][   T67] Tainted: [W]=WARN
[  108.427223][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.427374][   T67] Workqueue: netns cleanup_net
[  108.427502][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.427656][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.428076][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  108.428235][   T67] RAX: 00000000ffffffa6 RBX: ff11000015cda580 RCX: 1ff4000000090ed5
[  108.428412][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015cda638
[  108.428594][   T67] RBP: ff11000005c04000 R08: 1fe2200002b9b4c8 R09: ff1100000faa0bd0
[  108.428770][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  108.428949][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  108.429138][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  108.429354][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.429508][   T67] CR2: 00007f4e9c484000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  108.429685][   T67] PKRU: 55555554
[  108.429774][   T67] Call Trace:
[  108.429863][   T67]  <TASK>
[  108.429925][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  108.430076][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  108.430231][   T67]  ? mutex_is_locked+0x1c/0x50
[  108.430351][   T67]  ? rtnl_is_locked+0x15/0x20
[  108.430469][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  108.430624][   T67]  default_device_exit_batch+0x38b/0x600
[  108.430745][   T67]  ? unregister_netdev+0x60/0x60
[  108.430864][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  108.430998][   T67]  ops_undo_list+0x2ce/0x8f0
[  108.431127][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  108.431251][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.431373][   T67]  cleanup_net+0x431/0x890
[  108.431499][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  108.431618][   T67]  ? process_one_work+0xdb7/0x1410
[  108.431740][   T67]  ? lock_acquire+0x134/0x160
[  108.431859][   T67]  ? rcu_is_watching+0x15/0xd0
[  108.431981][   T67]  process_one_work+0xdf8/0x1410
[  108.432110][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  108.432232][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  108.432356][   T67]  worker_thread+0x4f1/0xd60
[  108.432482][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.432603][   T67]  ? __kthread_parkme+0xbd/0x210
[  108.432725][   T67]  ? rescuer_thread+0x1320/0x1320
[  108.432844][   T67]  kthread+0x367/0x460
[  108.432935][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.433089][   T67]  ? kthread_affine_node+0x330/0x330
[  108.433217][   T67]  ret_from_fork+0x474/0x6b0
[  108.433336][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  108.433488][   T67]  ? __switch_to+0x5a3/0xe00
[  108.433606][   T67]  ? kthread_affine_node+0x330/0x330
[  108.433726][   T67]  ret_from_fork_asm+0x11/0x20
[  108.433850][   T67]  </TASK>
[  108.433939][   T67] irq event stamp: 1747289
[  108.434056][   T67] hardirqs last  enabled at (1747297): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.434269][   T67] hardirqs last disabled at (1747306): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.434482][   T67] softirqs last  enabled at (1747098): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.434689][   T67] softirqs last disabled at (1747093): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.434895][   T67] ---[ end trace 0000000000000000 ]---
[  108.441740][ T1004] ------------[ cut here ]------------
[  108.441885][ T1004] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1004
[  108.442153][ T1004] CPU: 3 UID: 0 PID: 1004 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.442415][ T1004] Tainted: [W]=WARN
[  108.442517][ T1004] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.442681][ T1004] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.442848][ T1004] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.443313][ T1004] RSP: 0018:ffa0000002347ab0 EFLAGS: 00010286
[  108.443479][ T1004] RAX: 00000000ffffffa6 RBX: ff11000004d28c80 RCX: 1ff4000000468f1c
[  108.443670][ T1004] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d28d38
[  108.443860][ T1004] RBP: ff1100001334c000 R08: 1fe22000009a51a8 R09: ff1100001587ae80
[  108.444052][ T1004] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  108.444248][ T1004] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001334c000
[  108.444441][ T1004] FS:  00007f08dbbbc840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  108.444670][ T1004] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.444832][ T1004] CR2: 00007f08dbdbdc20 CR3: 00000000159e7003 CR4: 0000000000771ef0
[  108.445024][ T1004] PKRU: 55555554
[  108.445126][ T1004] Call Trace:
[  108.445225][ T1004]  <TASK>
[  108.445291][ T1004]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.445420][ T1004]  ? notifier_call_chain+0xb0/0x320
[  108.445555][ T1004]  rtmsg_ifinfo+0x5c/0xb0
[  108.445653][ T1004]  register_netdevice+0x137a/0x1980
[  108.445784][ T1004]  ? unregister_netdevice_queue+0x470/0x470
[  108.445949][ T1004]  register_netdev+0x23/0x40
[  108.446078][ T1004]  loopback_net_init+0x7d/0x150
[  108.446214][ T1004]  ops_init+0x187/0x560
[  108.446314][ T1004]  setup_net+0x11b/0x3b0
[  108.446413][ T1004]  ? unregister_pernet_device+0x80/0x80
[  108.446546][ T1004]  ? lockdep_init_map_type+0x5d/0x250
[  108.446676][ T1004]  ? mutex_init_lockdep+0xf6/0x120
[  108.446808][ T1004]  copy_net_ns+0x2fd/0x450
[  108.446938][ T1004]  create_new_namespaces+0x371/0xa10
[  108.447071][ T1004]  unshare_nsproxy_namespaces+0xa5/0x150
[  108.447207][ T1004]  ksys_unshare+0x47e/0x8c0
[  108.447337][ T1004]  ? walk_process_tree+0x350/0x350
[  108.447468][ T1004]  ? __ia32_sys_open+0x1b0/0x1b0
[  108.447605][ T1004]  __x64_sys_unshare+0x34/0x50
[  108.447735][ T1004]  ? do_syscall_64+0x82/0xfc0
[  108.447865][ T1004]  do_syscall_64+0x117/0xfc0
[  108.447996][ T1004]  ? trace_hardirqs_off+0xd/0x30
[  108.448130][ T1004]  ? exc_page_fault+0xee/0x100
[  108.448265][ T1004]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.448426][ T1004] RIP: 0033:0x7f08dbe7ebcb
[  108.448570][ T1004] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  108.449032][ T1004] RSP: 002b:00007ffc15e760d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  108.449236][ T1004] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f08dbe7ebcb
[  108.449429][ T1004] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  108.449651][ T1004] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  108.449845][ T1004] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc15e78300
[  108.450037][ T1004] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc15e788c6
[  108.450239][ T1004]  </TASK>
[  108.450335][ T1004] irq event stamp: 14461
[  108.450432][ T1004] hardirqs last  enabled at (14469): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.450671][ T1004] hardirqs last disabled at (14476): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.450893][ T1004] softirqs last  enabled at (14000): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  108.451121][ T1004] softirqs last disabled at (13998): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  108.451344][ T1004] ---[ end trace 0000000000000000 ]---
[  108.460917][ T1004] ------------[ cut here ]------------
[  108.461059][ T1004] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1004
[  108.461330][ T1004] CPU: 3 UID: 0 PID: 1004 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.461595][ T1004] Tainted: [W]=WARN
[  108.461692][ T1004] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.461852][ T1004] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.462018][ T1004] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.462483][ T1004] RSP: 0018:ffa0000002347a98 EFLAGS: 00010286
[  108.462644][ T1004] RAX: 00000000ffffffa6 RBX: ff11000015f60200 RCX: 1ff4000000468f19
[  108.462837][ T1004] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f602b8
[  108.463027][ T1004] RBP: ff11000015ae1000 R08: 1fe2200002bec058 R09: ff1100001587ae80
[  108.463249][ T1004] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  108.463440][ T1004] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ae1000
[  108.463638][ T1004] FS:  00007f08dbbbc840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  108.463861][ T1004] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.464021][ T1004] CR2: 00007f08dbdbdc20 CR3: 00000000159e7003 CR4: 0000000000771ef0
[  108.464218][ T1004] PKRU: 55555554
[  108.464314][ T1004] Call Trace:
[  108.464409][ T1004]  <TASK>
[  108.464481][ T1004]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.464611][ T1004]  ? notifier_call_chain+0xb0/0x320
[  108.464739][ T1004]  rtmsg_ifinfo+0x5c/0xb0
[  108.464837][ T1004]  register_netdevice+0x137a/0x1980
[  108.464967][ T1004]  ? unregister_netdevice_queue+0x470/0x470
[  108.465134][ T1004]  ? alloc_netdev_mqs+0xed0/0x1490
[  108.465265][ T1004]  register_netdev+0x23/0x40
[  108.465393][ T1004]  sit_init_net+0x299/0x570
[  108.465530][ T1004]  ops_init+0x187/0x560
[  108.465629][ T1004]  setup_net+0x11b/0x3b0
[  108.465726][ T1004]  ? unregister_pernet_device+0x80/0x80
[  108.465853][ T1004]  ? lockdep_init_map_type+0x5d/0x250
[  108.465982][ T1004]  ? mutex_init_lockdep+0xf6/0x120
[  108.466116][ T1004]  copy_net_ns+0x2fd/0x450
[  108.466247][ T1004]  create_new_namespaces+0x371/0xa10
[  108.466379][ T1004]  unshare_nsproxy_namespaces+0xa5/0x150
[  108.466510][ T1004]  ksys_unshare+0x47e/0x8c0
[  108.466639][ T1004]  ? walk_process_tree+0x350/0x350
[  108.466768][ T1004]  ? __ia32_sys_open+0x1b0/0x1b0
[  108.466899][ T1004]  __x64_sys_unshare+0x34/0x50
[  108.467027][ T1004]  ? do_syscall_64+0x82/0xfc0
[  108.467161][ T1004]  do_syscall_64+0x117/0xfc0
[  108.467292][ T1004]  ? trace_hardirqs_off+0xd/0x30
[  108.467420][ T1004]  ? exc_page_fault+0xee/0x100
[  108.467553][ T1004]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.467711][ T1004] RIP: 0033:0x7f08dbe7ebcb
[  108.467843][ T1004] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  108.468307][ T1004] RSP: 002b:00007ffc15e760d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  108.468504][ T1004] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f08dbe7ebcb
[  108.468694][ T1004] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  108.468884][ T1004] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  108.469075][ T1004] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc15e78300
[  108.469278][ T1004] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc15e788c6
[  108.469478][ T1004]  </TASK>
[  108.469573][ T1004] irq event stamp: 23819
[  108.469669][ T1004] hardirqs last  enabled at (23827): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.469892][ T1004] hardirqs last disabled at (23834): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.470119][ T1004] softirqs last  enabled at (23462): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.470341][ T1004] softirqs last disabled at (23409): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.470568][ T1004] ---[ end trace 0000000000000000 ]---
[  108.509656][ T1005] ------------[ cut here ]------------
[  108.509815][ T1005] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1005
[  108.510103][ T1005] CPU: 3 UID: 0 PID: 1005 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.510384][ T1005] Tainted: [W]=WARN
[  108.510501][ T1005] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.510674][ T1005] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.510853][ T1005] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.511929][ T1005] RSP: 0018:ffa0000002347020 EFLAGS: 00010286
[  108.512165][ T1005] RAX: 00000000ffffffa6 RBX: ff11000004d07540 RCX: 1ff4000000468dca
[  108.512375][ T1005] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d075f8
[  108.512584][ T1005] RBP: ff1100001334c000 R08: 1fe22000009a0ec0 R09: ff11000013032e58
[  108.512790][ T1005] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  108.512997][ T1005] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001334cce1
[  108.513266][ T1005] FS:  00007fc6d9c6f840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  108.513575][ T1005] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.513747][ T1005] CR2: 000000001dbc5988 CR3: 0000000015aef006 CR4: 0000000000771ef0
[  108.513954][ T1005] PKRU: 55555554
[  108.514056][ T1005] Call Trace:
[  108.514218][ T1005]  <TASK>
[  108.514290][ T1005]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.514431][ T1005]  rtmsg_ifinfo+0x5c/0xb0
[  108.514542][ T1005]  ? mark_held_locks+0x40/0x70
[  108.514680][ T1005]  __dev_notify_flags+0x1b8/0x280
[  108.514820][ T1005]  ? netif_change_name+0x8c0/0x8c0
[  108.514958][ T1005]  ? __dev_change_flags+0x4a4/0x660
[  108.515158][ T1005]  ? netif_set_allmulti+0x250/0x250
[  108.515297][ T1005]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.515437][ T1005]  ? is_bpf_text_address+0x68/0x110
[  108.515583][ T1005]  netif_change_flags+0xfe/0x190
[  108.515723][ T1005]  do_setlink.isra.0+0x1cc3/0x2750
[  108.515862][ T1005]  ? rtnl_link_get_size+0x350/0x350
[  108.516002][ T1005]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  108.516233][ T1005]  ? rcu_read_lock_any_held+0x3c/0x90
[  108.516371][ T1005]  ? validate_chain+0x38b/0xc20
[  108.516515][ T1005]  ? rcu_read_lock_any_held+0x66/0x90
[  108.516651][ T1005]  ? stack_depot_save_flags+0x367/0x770
[  108.516793][ T1005]  ? __lock_acquire+0x508/0xc10
[  108.516931][ T1005]  ? lock_acquire.part.0+0xbc/0x260
[  108.517069][ T1005]  ? rtnl_newlink+0x883/0xea0
[  108.517266][ T1005]  ? rcu_is_watching+0x15/0xd0
[  108.517405][ T1005]  ? lock_acquire+0x134/0x160
[  108.517549][ T1005]  ? rcu_is_watching+0x15/0xd0
[  108.517686][ T1005]  ? rcu_is_watching+0x15/0xd0
[  108.517823][ T1005]  ? trace_contention_end+0xb3/0x1a0
[  108.517961][ T1005]  ? __mutex_lock+0x1db/0x2010
[  108.518158][ T1005]  ? __mutex_lock+0x9b2/0x2010
[  108.518297][ T1005]  ? rtnl_newlink+0x883/0xea0
[  108.518435][ T1005]  ? ww_mutex_lock+0x160/0x160
[  108.518581][ T1005]  ? __rtnl_newlink+0x3fa/0xa50
[  108.518721][ T1005]  rtnl_newlink+0x8d1/0xea0
[  108.518859][ T1005]  ? lock_acquire.part.0+0xbc/0x260
[  108.518994][ T1005]  ? __rtnl_newlink+0xa50/0xa50
[  108.519189][ T1005]  ? mark_usage+0x61/0x170
[  108.519329][ T1005]  ? lock_acquire.part.0+0xbc/0x260
[  108.519467][ T1005]  ? find_held_lock+0x2b/0x80
[  108.519609][ T1005]  ? __rtnl_newlink+0xa50/0xa50
[  108.519746][ T1005]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.519885][ T1005]  ? __rtnl_newlink+0xa50/0xa50
[  108.520022][ T1005]  rtnetlink_rcv_msg+0x40d/0x9e0
[  108.520220][ T1005]  ? validate_chain+0x38b/0xc20
[  108.520357][ T1005]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.520501][ T1005]  ? __lock_acquire+0x508/0xc10
[  108.520640][ T1005]  ? lock_acquire.part.0+0xbc/0x260
[  108.520777][ T1005]  ? find_held_lock+0x2b/0x80
[  108.520915][ T1005]  netlink_rcv_skb+0x14e/0x3a0
[  108.521053][ T1005]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.521250][ T1005]  ? netlink_ack+0xcd0/0xcd0
[  108.521390][ T1005]  ? netlink_deliver_tap+0xc5/0x330
[  108.521533][ T1005]  ? netlink_deliver_tap+0x13c/0x330
[  108.521673][ T1005]  netlink_unicast+0x486/0x750
[  108.521811][ T1005]  ? netlink_attachskb+0x810/0x810
[  108.521948][ T1005]  ? __lock_acquire+0x508/0xc10
[  108.522086][ T1005]  netlink_sendmsg+0x735/0xc60
[  108.522233][ T1005]  ? netlink_unicast+0x750/0x750
[  108.522372][ T1005]  ? __might_fault+0x97/0x140
[  108.522517][ T1005]  ____sys_sendmsg+0x419/0x850
[  108.522658][ T1005]  ? copy_msghdr_from_user+0x2a0/0x460
[  108.522797][ T1005]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  108.522966][ T1005]  ? move_addr_to_kernel+0x40/0x40
[  108.523110][ T1005]  ? stack_depot_save_flags+0x367/0x770
[  108.523248][ T1005]  ? validate_chain+0x38b/0xc20
[  108.523386][ T1005]  ___sys_sendmsg+0x14e/0x1d0
[  108.523526][ T1005]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  108.523696][ T1005]  ? copy_msghdr_from_user+0x460/0x460
[  108.523845][ T1005]  __sys_sendmsg+0x145/0x1f0
[  108.523983][ T1005]  ? __sys_sendmsg_sock+0x20/0x20
[  108.524137][ T1005]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  108.524309][ T1005]  ? do_raw_spin_unlock+0x59/0x250
[  108.524447][ T1005]  ? rcu_is_watching+0x15/0xd0
[  108.524590][ T1005]  do_syscall_64+0x117/0xfc0
[  108.524727][ T1005]  ? trace_hardirqs_off+0xd/0x30
[  108.524865][ T1005]  ? exc_page_fault+0xee/0x100
[  108.525002][ T1005]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.525178][ T1005] RIP: 0033:0x7fc6d9ea908e
[  108.525322][ T1005] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  108.525817][ T1005] RSP: 002b:00007ffe3c9b2330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  108.526023][ T1005] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc6d9ea908e
[  108.526235][ T1005] RDX: 0000000000000000 RSI: 00007ffe3c9b23e0 RDI: 0000000000000005
[  108.526440][ T1005] RBP: 00007ffe3c9b2340 R08: 0000000000000000 R09: 0000000000000000
[  108.526647][ T1005] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6cf
[  108.526854][ T1005] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3c9b2ab0
[  108.527063][ T1005]  </TASK>
[  108.527174][ T1005] irq event stamp: 29897
[  108.527276][ T1005] hardirqs last  enabled at (29905): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.527516][ T1005] hardirqs last disabled at (29912): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.527755][ T1005] softirqs last  enabled at (29588): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.527990][ T1005] softirqs last disabled at (29499): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.528235][ T1005] ---[ end trace 0000000000000000 ]---
[  108.624819][ T1008] ------------[ cut here ]------------
[  108.624980][ T1008] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1008
[  108.625865][ T1008] CPU: 0 UID: 0 PID: 1008 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.626157][ T1008] Tainted: [W]=WARN
[  108.626264][ T1008] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.626439][ T1008] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.626631][ T1008] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.627128][ T1008] RSP: 0018:ffa0000002656e20 EFLAGS: 00010286
[  108.627305][ T1008] RAX: 00000000ffffffa6 RBX: ff110000054d3540 RCX: 1ff40000004cad8a
[  108.627520][ T1008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054d35f8
[  108.627727][ T1008] RBP: ff11000013abc000 R08: 1fe2200000a9a6c0 R09: ff11000016028b80
[  108.627938][ T1008] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  108.628152][ T1008] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015dbc788
[  108.628362][ T1008] FS:  00007fa937c95840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  108.628612][ T1008] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.628788][ T1008] CR2: 000000000042ebe0 CR3: 000000001303b005 CR4: 0000000000771ef0
[  108.628998][ T1008] PKRU: 55555554
[  108.629107][ T1008] Call Trace:
[  108.629212][ T1008]  <TASK>
[  108.629284][ T1008]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.629425][ T1008]  rtmsg_ifinfo+0x5c/0xb0
[  108.629535][ T1008]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  108.629710][ T1008]  ? ref_tracker_alloc+0x28d/0x430
[  108.629850][ T1008]  __dev_notify_flags+0x1b8/0x280
[  108.629990][ T1008]  ? ref_tracker_dir_print+0x100/0x100
[  108.630138][ T1008]  ? netif_change_name+0x8c0/0x8c0
[  108.630277][ T1008]  ? __rtnl_newlink+0x22b/0xa50
[  108.630418][ T1008]  ? rtnl_newlink+0x8d1/0xea0
[  108.630562][ T1008]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[  108.630700][ T1008]  ? netlink_rcv_skb+0x14e/0x3a0
[  108.630839][ T1008]  ? find_held_lock+0x2b/0x80
[  108.630980][ T1008]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.631126][ T1008]  ? mark_held_locks+0x40/0x70
[  108.631267][ T1008]  rtnl_configure_link+0x1ac/0x390
[  108.631405][ T1008]  ? lockdep_hardirqs_on+0x8c/0x130
[  108.631551][ T1008]  ? queue_delayed_work_on+0x95/0x100
[  108.631691][ T1008]  veth_newlink+0x330/0x8d0
[  108.631833][ T1008]  ? veth_poll_controller+0x10/0x10
[  108.631970][ T1008]  ? kasan_save_stack+0x2f/0x50
[  108.632115][ T1008]  ? kasan_save_track+0x14/0x30
[  108.632255][ T1008]  ? __kasan_kmalloc+0x7b/0x90
[  108.632408][ T1008]  ? __kvmalloc_node_noprof+0x305/0x8a0
[  108.632552][ T1008]  ? alloc_netdev_mqs+0xe85/0x1490
[  108.632691][ T1008]  ? rtnl_af_lookup+0x290/0x290
[  108.632829][ T1008]  ? alloc_netdev_mqs+0xed0/0x1490
[  108.632968][ T1008]  ? rtnl_create_link+0x169/0xf20
[  108.633114][ T1008]  rtnl_newlink_create+0x2da/0x780
[  108.633254][ T1008]  ? rtnl_create_link+0xf20/0xf20
[  108.633395][ T1008]  ? __dev_get_by_name+0x12/0x50
[  108.633540][ T1008]  ? rtnl_dev_get+0xd7/0x170
[  108.633683][ T1008]  __rtnl_newlink+0x22b/0xa50
[  108.633826][ T1008]  rtnl_newlink+0x8d1/0xea0
[  108.633967][ T1008]  ? lock_acquire.part.0+0xbc/0x260
[  108.634112][ T1008]  ? __rtnl_newlink+0xa50/0xa50
[  108.634253][ T1008]  ? mark_usage+0x61/0x170
[  108.634395][ T1008]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.634541][ T1008]  ? __rtnl_newlink+0xa50/0xa50
[  108.634680][ T1008]  rtnetlink_rcv_msg+0x40d/0x9e0
[  108.634820][ T1008]  ? validate_chain+0x38b/0xc20
[  108.634959][ T1008]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.635103][ T1008]  ? __lock_acquire+0x508/0xc10
[  108.635244][ T1008]  ? lock_acquire.part.0+0xbc/0x260
[  108.635382][ T1008]  ? find_held_lock+0x2b/0x80
[  108.635525][ T1008]  netlink_rcv_skb+0x14e/0x3a0
[  108.635663][ T1008]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.635802][ T1008]  ? netlink_ack+0xcd0/0xcd0
[  108.635944][ T1008]  ? netlink_deliver_tap+0xc5/0x330
[  108.636083][ T1008]  ? netlink_deliver_tap+0x13c/0x330
[  108.636229][ T1008]  netlink_unicast+0x486/0x750
[  108.636369][ T1008]  ? netlink_attachskb+0x810/0x810
[  108.636514][ T1008]  ? __lock_acquire+0x508/0xc10
[  108.636653][ T1008]  netlink_sendmsg+0x735/0xc60
[  108.636793][ T1008]  ? netlink_unicast+0x750/0x750
[  108.636932][ T1008]  ? __might_fault+0x97/0x140
[  108.637072][ T1008]  ____sys_sendmsg+0x419/0x850
[  108.637216][ T1008]  ? copy_msghdr_from_user+0x2a0/0x460
[  108.637354][ T1008]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  108.637531][ T1008]  ? move_addr_to_kernel+0x40/0x40
[  108.637672][ T1008]  ___sys_sendmsg+0x14e/0x1d0
[  108.637810][ T1008]  ? copy_msghdr_from_user+0x460/0x460
[  108.637953][ T1008]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.638136][ T1008]  ? do_sys_openat2+0xfd/0x170
[  108.638276][ T1008]  __sys_sendmsg+0x145/0x1f0
[  108.638414][ T1008]  ? __sys_sendmsg_sock+0x20/0x20
[  108.638556][ T1008]  ? fpregs_restore_userregs+0x14b/0x310
[  108.638694][ T1008]  ? rcu_is_watching+0x15/0xd0
[  108.638833][ T1008]  do_syscall_64+0x117/0xfc0
[  108.638971][ T1008]  ? trace_hardirqs_off+0xd/0x30
[  108.639113][ T1008]  ? exc_page_fault+0xee/0x100
[  108.639253][ T1008]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.639424][ T1008] RIP: 0033:0x7fa937ecf08e
[  108.639571][ T1008] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  108.640058][ T1008] RSP: 002b:00007ffd57b92b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  108.640275][ T1008] RAX: ffffffffffffffda RBX: 00007ffd57b932b8 RCX: 00007fa937ecf08e
[  108.640489][ T1008] RDX: 0000000000000000 RSI: 00007ffd57b92bc0 RDI: 0000000000000005
[  108.640695][ T1008] RBP: 00007ffd57b92b20 R08: 0000000000000000 R09: 0000000000000000
[  108.640904][ T1008] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  108.641112][ T1008] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd57b93280
[  108.641322][ T1008]  </TASK>
[  108.641425][ T1008] irq event stamp: 18369
[  108.641533][ T1008] hardirqs last  enabled at (18377): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.641771][ T1008] hardirqs last disabled at (18384): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.642007][ T1008] softirqs last  enabled at (17804): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.642249][ T1008] softirqs last disabled at (17799): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.642494][ T1008] ---[ end trace 0000000000000000 ]---
[  108.654731][ T1008] ------------[ cut here ]------------
[  108.654877][ T1008] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1008
[  108.655673][ T1008] CPU: 0 UID: 0 PID: 1008 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.655947][ T1008] Tainted: [W]=WARN
[  108.656049][ T1008] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.656278][ T1008] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.656518][ T1008] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.656995][ T1008] RSP: 0018:ffa00000026571a0 EFLAGS: 00010286
[  108.657227][ T1008] RAX: 00000000ffffffa6 RBX: ff11000004e38e40 RCX: 1ff40000004cadfa
[  108.657427][ T1008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e38ef8
[  108.657635][ T1008] RBP: ff11000013ab9000 R08: 1fe22000009c71e0 R09: ff11000016028b80
[  108.657836][ T1008] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  108.658037][ T1008] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  108.658299][ T1008] FS:  00007fa937c95840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  108.658544][ T1008] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.658715][ T1008] CR2: 000000000042ebe0 CR3: 000000001303b005 CR4: 0000000000771ef0
[  108.658917][ T1008] PKRU: 55555554
[  108.659017][ T1008] Call Trace:
[  108.659176][ T1008]  <TASK>
[  108.659245][ T1008]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.659381][ T1008]  rtmsg_ifinfo+0x5c/0xb0
[  108.659486][ T1008]  __dev_notify_flags+0x1b8/0x280
[  108.659625][ T1008]  ? netif_change_name+0x8c0/0x8c0
[  108.659761][ T1008]  ? rtnl_af_lookup+0x290/0x290
[  108.659894][ T1008]  ? alloc_netdev_mqs+0xed0/0x1490
[  108.660031][ T1008]  rtnl_configure_link+0x1ac/0x390
[  108.660227][ T1008]  rtnl_newlink_create+0x353/0x780
[  108.660365][ T1008]  ? rtnl_create_link+0xf20/0xf20
[  108.660505][ T1008]  ? __dev_get_by_name+0x12/0x50
[  108.660638][ T1008]  ? rtnl_dev_get+0xd7/0x170
[  108.660779][ T1008]  __rtnl_newlink+0x22b/0xa50
[  108.660916][ T1008]  rtnl_newlink+0x8d1/0xea0
[  108.661053][ T1008]  ? lock_acquire.part.0+0xbc/0x260
[  108.661247][ T1008]  ? __rtnl_newlink+0xa50/0xa50
[  108.661381][ T1008]  ? mark_usage+0x61/0x170
[  108.661525][ T1008]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.661660][ T1008]  ? __rtnl_newlink+0xa50/0xa50
[  108.661795][ T1008]  rtnetlink_rcv_msg+0x40d/0x9e0
[  108.661931][ T1008]  ? validate_chain+0x38b/0xc20
[  108.662065][ T1008]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.662262][ T1008]  ? __lock_acquire+0x508/0xc10
[  108.662399][ T1008]  ? lock_acquire.part.0+0xbc/0x260
[  108.662540][ T1008]  ? find_held_lock+0x2b/0x80
[  108.662673][ T1008]  netlink_rcv_skb+0x14e/0x3a0
[  108.662806][ T1008]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.662940][ T1008]  ? netlink_ack+0xcd0/0xcd0
[  108.663078][ T1008]  ? netlink_deliver_tap+0xc5/0x330
[  108.663272][ T1008]  ? netlink_deliver_tap+0x13c/0x330
[  108.663407][ T1008]  netlink_unicast+0x486/0x750
[  108.663547][ T1008]  ? netlink_attachskb+0x810/0x810
[  108.663681][ T1008]  ? __lock_acquire+0x508/0xc10
[  108.663817][ T1008]  netlink_sendmsg+0x735/0xc60
[  108.663953][ T1008]  ? netlink_unicast+0x750/0x750
[  108.664088][ T1008]  ? __might_fault+0x97/0x140
[  108.664286][ T1008]  ____sys_sendmsg+0x419/0x850
[  108.664421][ T1008]  ? copy_msghdr_from_user+0x2a0/0x460
[  108.664562][ T1008]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  108.664728][ T1008]  ? move_addr_to_kernel+0x40/0x40
[  108.664867][ T1008]  ___sys_sendmsg+0x14e/0x1d0
[  108.665002][ T1008]  ? copy_msghdr_from_user+0x460/0x460
[  108.665200][ T1008]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.665375][ T1008]  ? do_sys_openat2+0xfd/0x170
[  108.665517][ T1008]  __sys_sendmsg+0x145/0x1f0
[  108.665651][ T1008]  ? __sys_sendmsg_sock+0x20/0x20
[  108.665791][ T1008]  ? fpregs_restore_userregs+0x14b/0x310
[  108.665924][ T1008]  ? rcu_is_watching+0x15/0xd0
[  108.666059][ T1008]  do_syscall_64+0x117/0xfc0
[  108.666253][ T1008]  ? trace_hardirqs_off+0xd/0x30
[  108.666387][ T1008]  ? exc_page_fault+0xee/0x100
[  108.666526][ T1008]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.666692][ T1008] RIP: 0033:0x7fa937ecf08e
[  108.666831][ T1008] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  108.667371][ T1008] RSP: 002b:00007ffd57b92b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  108.667581][ T1008] RAX: ffffffffffffffda RBX: 00007ffd57b932b8 RCX: 00007fa937ecf08e
[  108.667782][ T1008] RDX: 0000000000000000 RSI: 00007ffd57b92bc0 RDI: 0000000000000005
[  108.667981][ T1008] RBP: 00007ffd57b92b20 R08: 0000000000000000 R09: 0000000000000000
[  108.668242][ T1008] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  108.668440][ T1008] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd57b93280
[  108.668650][ T1008]  </TASK>
[  108.668752][ T1008] irq event stamp: 31005
[  108.668852][ T1008] hardirqs last  enabled at (31013): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.669082][ T1008] hardirqs last disabled at (31020): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.669375][ T1008] softirqs last  enabled at (31120): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.669611][ T1008] softirqs last disabled at (31029): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.669842][ T1008] ---[ end trace 0000000000000000 ]---
[  108.693872][ T1009] ------------[ cut here ]------------
[  108.694064][ T1009] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1009
[  108.694939][ T1009] CPU: 2 UID: 0 PID: 1009 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.695269][ T1009] Tainted: [W]=WARN
[  108.695418][ T1009] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.695643][ T1009] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.695869][ T1009] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.696401][ T1009] RSP: 0018:ffa00000025c6e20 EFLAGS: 00010286
[  108.696628][ T1009] RAX: 00000000ffffffa6 RBX: ff11000015e38e40 RCX: 1ff40000004b8d8a
[  108.696880][ T1009] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e38ef8
[  108.697141][ T1009] RBP: ff11000015c64000 R08: 1fe2200002bc71e0 R09: ff110000139f0b80
[  108.697390][ T1009] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  108.697646][ T1009] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001164bc08
[  108.697893][ T1009] FS:  00007f5b35037840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  108.698190][ T1009] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.698406][ T1009] CR2: 000000000042ebe0 CR3: 0000000015d60002 CR4: 0000000000771ef0
[  108.698663][ T1009] PKRU: 55555554
[  108.698810][ T1009] Call Trace:
[  108.698955][ T1009]  <TASK>
[  108.699070][ T1009]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.699271][ T1009]  rtmsg_ifinfo+0x5c/0xb0
[  108.699420][ T1009]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  108.699641][ T1009]  ? ref_tracker_alloc+0x28d/0x430
[  108.699821][ T1009]  __dev_notify_flags+0x1b8/0x280
[  108.700002][ T1009]  ? ref_tracker_dir_print+0x100/0x100
[  108.700194][ T1009]  ? netif_change_name+0x8c0/0x8c0
[  108.700375][ T1009]  ? __rtnl_newlink+0x22b/0xa50
[  108.700570][ T1009]  ? rtnl_newlink+0x8d1/0xea0
[  108.700750][ T1009]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[  108.700929][ T1009]  ? netlink_rcv_skb+0x14e/0x3a0
[  108.701122][ T1009]  ? find_held_lock+0x2b/0x80
[  108.701303][ T1009]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.701492][ T1009]  ? mark_held_locks+0x40/0x70
[  108.701674][ T1009]  rtnl_configure_link+0x1ac/0x390
[  108.701855][ T1009]  ? lockdep_hardirqs_on+0x8c/0x130
[  108.702036][ T1009]  ? queue_delayed_work_on+0x95/0x100
[  108.702232][ T1009]  veth_newlink+0x330/0x8d0
[  108.702414][ T1009]  ? veth_poll_controller+0x10/0x10
[  108.702604][ T1009]  ? kasan_save_stack+0x2f/0x50
[  108.702785][ T1009]  ? kasan_save_track+0x14/0x30
[  108.702964][ T1009]  ? __kasan_kmalloc+0x7b/0x90
[  108.703170][ T1009]  ? __kvmalloc_node_noprof+0x305/0x8a0
[  108.703353][ T1009]  ? alloc_netdev_mqs+0xe85/0x1490
[  108.703545][ T1009]  ? rtnl_af_lookup+0x290/0x290
[  108.703729][ T1009]  ? alloc_netdev_mqs+0xed0/0x1490
[  108.703912][ T1009]  ? rtnl_create_link+0x169/0xf20
[  108.704093][ T1009]  rtnl_newlink_create+0x2da/0x780
[  108.704289][ T1009]  ? rtnl_create_link+0xf20/0xf20
[  108.704468][ T1009]  ? __dev_get_by_name+0x12/0x50
[  108.704660][ T1009]  ? rtnl_dev_get+0xd7/0x170
[  108.704846][ T1009]  __rtnl_newlink+0x22b/0xa50
[  108.705029][ T1009]  rtnl_newlink+0x8d1/0xea0
[  108.705222][ T1009]  ? lock_acquire.part.0+0xbc/0x260
[  108.705403][ T1009]  ? __rtnl_newlink+0xa50/0xa50
[  108.705588][ T1009]  ? mark_usage+0x61/0x170
[  108.705773][ T1009]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.705954][ T1009]  ? __rtnl_newlink+0xa50/0xa50
[  108.706149][ T1009]  rtnetlink_rcv_msg+0x40d/0x9e0
[  108.706330][ T1009]  ? validate_chain+0x38b/0xc20
[  108.706516][ T1009]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.706694][ T1009]  ? __lock_acquire+0x508/0xc10
[  108.706875][ T1009]  ? lock_acquire.part.0+0xbc/0x260
[  108.707053][ T1009]  ? find_held_lock+0x2b/0x80
[  108.707248][ T1009]  netlink_rcv_skb+0x14e/0x3a0
[  108.707427][ T1009]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.707617][ T1009]  ? netlink_ack+0xcd0/0xcd0
[  108.707799][ T1009]  ? netlink_deliver_tap+0xc5/0x330
[  108.707977][ T1009]  ? netlink_deliver_tap+0x13c/0x330
[  108.708173][ T1009]  netlink_unicast+0x486/0x750
[  108.708353][ T1009]  ? netlink_attachskb+0x810/0x810
[  108.708540][ T1009]  ? __lock_acquire+0x508/0xc10
[  108.708723][ T1009]  netlink_sendmsg+0x735/0xc60
[  108.708905][ T1009]  ? netlink_unicast+0x750/0x750
[  108.709085][ T1009]  ? __might_fault+0x97/0x140
[  108.709280][ T1009]  ____sys_sendmsg+0x419/0x850
[  108.709460][ T1009]  ? copy_msghdr_from_user+0x2a0/0x460
[  108.709646][ T1009]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  108.709855][ T1009]  ? move_addr_to_kernel+0x40/0x40
[  108.710037][ T1009]  ___sys_sendmsg+0x14e/0x1d0
[  108.710234][ T1009]  ? copy_msghdr_from_user+0x460/0x460
[  108.710415][ T1009]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.710640][ T1009]  ? do_sys_openat2+0xfd/0x170
[  108.710820][ T1009]  __sys_sendmsg+0x145/0x1f0
[  108.711000][ T1009]  ? __sys_sendmsg_sock+0x20/0x20
[  108.711194][ T1009]  ? fpregs_restore_userregs+0x14b/0x310
[  108.711373][ T1009]  ? rcu_is_watching+0x15/0xd0
[  108.711562][ T1009]  do_syscall_64+0x117/0xfc0
[  108.711745][ T1009]  ? trace_hardirqs_off+0xd/0x30
[  108.711924][ T1009]  ? exc_page_fault+0xee/0x100
[  108.712115][ T1009]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.712327][ T1009] RIP: 0033:0x7f5b3527108e
[  108.712519][ T1009] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  108.713032][ T1009] RSP: 002b:00007fff1287f790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  108.713291][ T1009] RAX: ffffffffffffffda RBX: 00007fff1287ff38 RCX: 00007f5b3527108e
[  108.713542][ T1009] RDX: 0000000000000000 RSI: 00007fff1287f840 RDI: 0000000000000005
[  108.713784][ T1009] RBP: 00007fff1287f7a0 R08: 0000000000000000 R09: 0000000000000000
[  108.714031][ T1009] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  108.714291][ T1009] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1287ff00
[  108.714548][ T1009]  </TASK>
[  108.714693][ T1009] irq event stamp: 15369
[  108.714838][ T1009] hardirqs last  enabled at (15379): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.715130][ T1009] hardirqs last disabled at (15390): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.715404][ T1009] softirqs last  enabled at (14478): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.715684][ T1009] softirqs last disabled at (14459): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.715960][ T1009] ---[ end trace 0000000000000000 ]---
[  108.730071][ T1009] ------------[ cut here ]------------
[  108.730232][ T1009] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1009
[  108.730503][ T1009] CPU: 3 UID: 0 PID: 1009 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.730766][ T1009] Tainted: [W]=WARN
[  108.730866][ T1009] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.731031][ T1009] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.731209][ T1009] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.731683][ T1009] RSP: 0018:ffa00000025c71a0 EFLAGS: 00010286
[  108.731860][ T1009] RAX: 00000000ffffffa6 RBX: ff11000015e3ce40 RCX: 1ff40000004b8dfa
[  108.732058][ T1009] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3cef8
[  108.732263][ T1009] RBP: ff11000015c61000 R08: 1fe2200002bc79e0 R09: ff110000139f0b80
[  108.732458][ T1009] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  108.732660][ T1009] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  108.732857][ T1009] FS:  00007f5b35037840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  108.733089][ T1009] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.733262][ T1009] CR2: 0000555faa067d5c CR3: 0000000015d60004 CR4: 0000000000771ef0
[  108.733458][ T1009] PKRU: 55555554
[  108.733558][ T1009] Call Trace:
[  108.733656][ T1009]  <TASK>
[  108.733724][ T1009]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.733858][ T1009]  rtmsg_ifinfo+0x5c/0xb0
[  108.733959][ T1009]  __dev_notify_flags+0x1b8/0x280
[  108.734092][ T1009]  ? netif_change_name+0x8c0/0x8c0
[  108.734236][ T1009]  ? rtnl_af_lookup+0x290/0x290
[  108.734368][ T1009]  ? alloc_netdev_mqs+0xed0/0x1490
[  108.734507][ T1009]  rtnl_configure_link+0x1ac/0x390
[  108.734641][ T1009]  rtnl_newlink_create+0x353/0x780
[  108.734774][ T1009]  ? rtnl_create_link+0xf20/0xf20
[  108.734905][ T1009]  ? __dev_get_by_name+0x12/0x50
[  108.735037][ T1009]  ? rtnl_dev_get+0xd7/0x170
[  108.735179][ T1009]  __rtnl_newlink+0x22b/0xa50
[  108.735314][ T1009]  rtnl_newlink+0x8d1/0xea0
[  108.735448][ T1009]  ? lock_acquire.part.0+0xbc/0x260
[  108.735584][ T1009]  ? __rtnl_newlink+0xa50/0xa50
[  108.735718][ T1009]  ? mark_usage+0x61/0x170
[  108.735854][ T1009]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.735986][ T1009]  ? __rtnl_newlink+0xa50/0xa50
[  108.736123][ T1009]  rtnetlink_rcv_msg+0x40d/0x9e0
[  108.736255][ T1009]  ? validate_chain+0x38b/0xc20
[  108.736388][ T1009]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.736522][ T1009]  ? __lock_acquire+0x508/0xc10
[  108.736654][ T1009]  ? lock_acquire.part.0+0xbc/0x260
[  108.736785][ T1009]  ? find_held_lock+0x2b/0x80
[  108.736919][ T1009]  netlink_rcv_skb+0x14e/0x3a0
[  108.737050][ T1009]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.737187][ T1009]  ? netlink_ack+0xcd0/0xcd0
[  108.737323][ T1009]  ? netlink_deliver_tap+0xc5/0x330
[  108.737457][ T1009]  ? netlink_deliver_tap+0x13c/0x330
[  108.737596][ T1009]  netlink_unicast+0x486/0x750
[  108.737728][ T1009]  ? netlink_attachskb+0x810/0x810
[  108.737861][ T1009]  ? __lock_acquire+0x508/0xc10
[  108.737993][ T1009]  netlink_sendmsg+0x735/0xc60
[  108.738132][ T1009]  ? netlink_unicast+0x750/0x750
[  108.738266][ T1009]  ? __might_fault+0x97/0x140
[  108.738399][ T1009]  ____sys_sendmsg+0x419/0x850
[  108.738536][ T1009]  ? copy_msghdr_from_user+0x2a0/0x460
[  108.738667][ T1009]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  108.738831][ T1009]  ? move_addr_to_kernel+0x40/0x40
[  108.738966][ T1009]  ___sys_sendmsg+0x14e/0x1d0
[  108.739174][ T1009]  ? copy_msghdr_from_user+0x460/0x460
[  108.739311][ T1009]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  108.739483][ T1009]  ? do_sys_openat2+0xfd/0x170
[  108.739616][ T1009]  __sys_sendmsg+0x145/0x1f0
[  108.739747][ T1009]  ? __sys_sendmsg_sock+0x20/0x20
[  108.739882][ T1009]  ? fpregs_restore_userregs+0x14b/0x310
[  108.740013][ T1009]  ? rcu_is_watching+0x15/0xd0
[  108.740153][ T1009]  do_syscall_64+0x117/0xfc0
[  108.740285][ T1009]  ? trace_hardirqs_off+0xd/0x30
[  108.740418][ T1009]  ? exc_page_fault+0xee/0x100
[  108.740556][ T1009]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.740720][ T1009] RIP: 0033:0x7f5b3527108e
[  108.740857][ T1009] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  108.741335][ T1009] RSP: 002b:00007fff1287f790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  108.741538][ T1009] RAX: ffffffffffffffda RBX: 00007fff1287ff38 RCX: 00007f5b3527108e
[  108.741734][ T1009] RDX: 0000000000000000 RSI: 00007fff1287f840 RDI: 0000000000000005
[  108.741930][ T1009] RBP: 00007fff1287f7a0 R08: 0000000000000000 R09: 0000000000000000
[  108.742131][ T1009] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  108.742330][ T1009] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1287ff00
[  108.742535][ T1009]  </TASK>
[  108.742632][ T1009] irq event stamp: 27239
[  108.742730][ T1009] hardirqs last  enabled at (27247): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.742959][ T1009] hardirqs last disabled at (27254): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.743192][ T1009] softirqs last  enabled at (27064): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.743420][ T1009] softirqs last disabled at (26941): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.743649][ T1009] ---[ end trace 0000000000000000 ]---
[  108.771568][ T1010] ------------[ cut here ]------------
[  108.771723][ T1010] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1010
[  108.771981][ T1010] CPU: 0 UID: 0 PID: 1010 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.772278][ T1010] Tainted: [W]=WARN
[  108.772516][ T1010] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.774799][ T1010] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.774968][ T1010] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.775433][ T1010] RSP: 0018:ffa0000002657050 EFLAGS: 00010286
[  108.775601][ T1010] RAX: 00000000ffffffa6 RBX: ff11000015a88740 RCX: 1ff40000004cadd0
[  108.775794][ T1010] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a887f8
[  108.775987][ T1010] RBP: ff11000013ab9000 R08: 1fe2200002b51100 R09: ff1100001623ae80
[  108.776185][ T1010] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  108.776382][ T1010] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  108.776579][ T1010] FS:  00007f49cbd21840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  108.776802][ T1010] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.776961][ T1010] CR2: 00007f49cbff11a0 CR3: 0000000015a61001 CR4: 0000000000771ef0
[  108.777158][ T1010] PKRU: 55555554
[  108.777253][ T1010] Call Trace:
[  108.777350][ T1010]  <TASK>
[  108.777415][ T1010]  ? rcu_is_watching+0x15/0xd0
[  108.779599][ T1010]  rtnetlink_event+0xe0/0x1f0
[  108.780531][ T1010]  notifier_call_chain+0xb0/0x320
[  108.780660][ T1010]  netif_set_mac_address+0x2dd/0x410
[  108.780788][ T1010]  ? rcu_is_watching+0x15/0xd0
[  108.780916][ T1010]  ? netif_set_group+0x70/0x70
[  108.781045][ T1010]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[  108.781209][ T1010]  ? is_bpf_text_address+0x72/0x110
[  108.781339][ T1010]  do_setlink.isra.0+0x706/0x2750
[  108.781468][ T1010]  ? rtnl_link_get_size+0x350/0x350
[  108.781600][ T1010]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  108.781757][ T1010]  ? rcu_read_lock_any_held+0x3c/0x90
[  108.781885][ T1010]  ? validate_chain+0x38b/0xc20
[  108.782014][ T1010]  ? rcu_read_lock_any_held+0x66/0x90
[  108.782144][ T1010]  ? stack_depot_save_flags+0x367/0x770
[  108.782271][ T1010]  ? __lock_acquire+0x508/0xc10
[  108.782400][ T1010]  ? lock_acquire.part.0+0xbc/0x260
[  108.782533][ T1010]  ? rtnl_newlink+0x883/0xea0
[  108.782660][ T1010]  ? rcu_is_watching+0x15/0xd0
[  108.782787][ T1010]  ? lock_acquire+0x134/0x160
[  108.782917][ T1010]  ? rcu_is_watching+0x15/0xd0
[  108.783044][ T1010]  ? rcu_is_watching+0x15/0xd0
[  108.783180][ T1010]  ? trace_contention_end+0xb3/0x1a0
[  108.783308][ T1010]  ? __mutex_lock+0x1db/0x2010
[  108.783435][ T1010]  ? __mutex_lock+0x9b2/0x2010
[  108.783566][ T1010]  ? rtnl_newlink+0x883/0xea0
[  108.783698][ T1010]  ? __rtnl_newlink+0x3fa/0xa50
[  108.783826][ T1010]  rtnl_newlink+0x8d1/0xea0
[  108.783954][ T1010]  ? lock_acquire.part.0+0xbc/0x260
[  108.784079][ T1010]  ? __rtnl_newlink+0xa50/0xa50
[  108.784211][ T1010]  ? mark_usage+0x61/0x170
[  108.784338][ T1010]  ? lock_acquire.part.0+0xbc/0x260
[  108.784464][ T1010]  ? find_held_lock+0x2b/0x80
[  108.784596][ T1010]  ? __rtnl_newlink+0xa50/0xa50
[  108.784721][ T1010]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.784848][ T1010]  ? __rtnl_newlink+0xa50/0xa50
[  108.784975][ T1010]  rtnetlink_rcv_msg+0x40d/0x9e0
[  108.785108][ T1010]  ? validate_chain+0x38b/0xc20
[  108.785234][ T1010]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.785359][ T1010]  ? __lock_acquire+0x508/0xc10
[  108.785490][ T1010]  ? lock_acquire.part.0+0xbc/0x260
[  108.785615][ T1010]  ? find_held_lock+0x2b/0x80
[  108.785741][ T1010]  netlink_rcv_skb+0x14e/0x3a0
[  108.785866][ T1010]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.785993][ T1010]  ? netlink_ack+0xcd0/0xcd0
[  108.786128][ T1010]  ? netlink_deliver_tap+0xc5/0x330
[  108.786255][ T1010]  ? netlink_deliver_tap+0x13c/0x330
[  108.786383][ T1010]  netlink_unicast+0x486/0x750
[  108.786515][ T1010]  ? netlink_attachskb+0x810/0x810
[  108.786641][ T1010]  ? __lock_acquire+0x508/0xc10
[  108.786768][ T1010]  netlink_sendmsg+0x735/0xc60
[  108.786897][ T1010]  ? netlink_unicast+0x750/0x750
[  108.787024][ T1010]  ? __might_fault+0x97/0x140
[  108.787159][ T1010]  ____sys_sendmsg+0x419/0x850
[  108.787285][ T1010]  ? copy_msghdr_from_user+0x2a0/0x460
[  108.787412][ T1010]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  108.787575][ T1010]  ? move_addr_to_kernel+0x40/0x40
[  108.787702][ T1010]  ? stack_depot_save_flags+0x367/0x770
[  108.787829][ T1010]  ? validate_chain+0x38b/0xc20
[  108.787956][ T1010]  ___sys_sendmsg+0x14e/0x1d0
[  108.788081][ T1010]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  108.788245][ T1010]  ? copy_msghdr_from_user+0x460/0x460
[  108.788381][ T1010]  __sys_sendmsg+0x145/0x1f0
[  108.788510][ T1010]  ? __sys_sendmsg_sock+0x20/0x20
[  108.788635][ T1010]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  108.788795][ T1010]  ? do_raw_spin_unlock+0x59/0x250
[  108.788922][ T1010]  ? rcu_is_watching+0x15/0xd0
[  108.789048][ T1010]  do_syscall_64+0x117/0xfc0
[  108.789181][ T1010]  ? trace_hardirqs_off+0xd/0x30
[  108.789308][ T1010]  ? exc_page_fault+0xee/0x100
[  108.789434][ T1010]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.789594][ T1010] RIP: 0033:0x7f49cbf5b08e
[  108.789726][ T1010] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  108.790183][ T1010] RSP: 002b:00007ffd5fa85060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  108.790375][ T1010] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f49cbf5b08e
[  108.790566][ T1010] RDX: 0000000000000000 RSI: 00007ffd5fa85110 RDI: 0000000000000005
[  108.790755][ T1010] RBP: 00007ffd5fa85070 R08: 0000000000000000 R09: 0000000000000000
[  108.790944][ T1010] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d1
[  108.791137][ T1010] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5fa857e0
[  108.791329][ T1010]  </TASK>
[  108.791424][ T1010] irq event stamp: 14259
[  108.791523][ T1010] hardirqs last  enabled at (14267): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.791739][ T1010] hardirqs last disabled at (14274): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.791957][ T1010] softirqs last  enabled at (13516): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.792178][ T1010] softirqs last disabled at (13511): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.792395][ T1010] ---[ end trace 0000000000000000 ]---
[  108.823300][ T1011] ------------[ cut here ]------------
[  108.823459][ T1011] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1011
[  108.823728][ T1011] CPU: 0 UID: 0 PID: 1011 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.823988][ T1011] Tainted: [W]=WARN
[  108.824083][ T1011] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.824253][ T1011] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.824419][ T1011] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.824875][ T1011] RSP: 0018:ffa00000025c7050 EFLAGS: 00010286
[  108.825039][ T1011] RAX: 00000000ffffffa6 RBX: ff11000015e3c580 RCX: 1ff40000004b8dd0
[  108.825315][ T1011] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3c638
[  108.825511][ T1011] RBP: ff11000013abc000 R08: 1fe2200002bc78c8 R09: ff11000016238b80
[  108.825703][ T1011] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  108.825895][ T1011] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  108.826085][ T1011] FS:  00007fc09e8ff840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  108.826386][ T1011] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.826553][ T1011] CR2: 00007fc09ec87900 CR3: 0000000016134004 CR4: 0000000000771ef0
[  108.826745][ T1011] PKRU: 55555554
[  108.826841][ T1011] Call Trace:
[  108.826937][ T1011]  <TASK>
[  108.827002][ T1011]  ? rcu_is_watching+0x15/0xd0
[  108.827217][ T1011]  rtnetlink_event+0xe0/0x1f0
[  108.827435][ T1011]  notifier_call_chain+0xb0/0x320
[  108.827574][ T1011]  netif_set_mac_address+0x2dd/0x410
[  108.827700][ T1011]  ? rcu_is_watching+0x15/0xd0
[  108.827828][ T1011]  ? netif_set_group+0x70/0x70
[  108.827956][ T1011]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[  108.828190][ T1011]  ? is_bpf_text_address+0x72/0x110
[  108.828318][ T1011]  do_setlink.isra.0+0x706/0x2750
[  108.828445][ T1011]  ? rtnl_link_get_size+0x350/0x350
[  108.828577][ T1011]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  108.828735][ T1011]  ? rcu_read_lock_any_held+0x3c/0x90
[  108.828861][ T1011]  ? validate_chain+0x38b/0xc20
[  108.828988][ T1011]  ? rcu_read_lock_any_held+0x66/0x90
[  108.829199][ T1011]  ? stack_depot_save_flags+0x367/0x770
[  108.829326][ T1011]  ? __lock_acquire+0x508/0xc10
[  108.829455][ T1011]  ? lock_acquire.part.0+0xbc/0x260
[  108.829586][ T1011]  ? rtnl_newlink+0x883/0xea0
[  108.829712][ T1011]  ? rcu_is_watching+0x15/0xd0
[  108.829840][ T1011]  ? lock_acquire+0x134/0x160
[  108.829966][ T1011]  ? rcu_is_watching+0x15/0xd0
[  108.830093][ T1011]  ? rcu_is_watching+0x15/0xd0
[  108.830297][ T1011]  ? trace_contention_end+0xb3/0x1a0
[  108.830424][ T1011]  ? __mutex_lock+0x1db/0x2010
[  108.830557][ T1011]  ? __mutex_lock+0x9b2/0x2010
[  108.830684][ T1011]  ? rtnl_newlink+0x883/0xea0
[  108.830816][ T1011]  ? __rtnl_newlink+0x3fa/0xa50
[  108.830947][ T1011]  rtnl_newlink+0x8d1/0xea0
[  108.831076][ T1011]  ? lock_acquire.part.0+0xbc/0x260
[  108.831287][ T1011]  ? __rtnl_newlink+0xa50/0xa50
[  108.831413][ T1011]  ? mark_usage+0x61/0x170
[  108.831550][ T1011]  ? lock_acquire.part.0+0xbc/0x260
[  108.831678][ T1011]  ? find_held_lock+0x2b/0x80
[  108.831806][ T1011]  ? __rtnl_newlink+0xa50/0xa50
[  108.831934][ T1011]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.832062][ T1011]  ? __rtnl_newlink+0xa50/0xa50
[  108.832211][ T1011]  rtnetlink_rcv_msg+0x40d/0x9e0
[  108.832338][ T1011]  ? validate_chain+0x38b/0xc20
[  108.832466][ T1011]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.832597][ T1011]  ? __lock_acquire+0x508/0xc10
[  108.832728][ T1011]  ? lock_acquire.part.0+0xbc/0x260
[  108.832856][ T1011]  ? find_held_lock+0x2b/0x80
[  108.832985][ T1011]  netlink_rcv_skb+0x14e/0x3a0
[  108.833116][ T1011]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.833244][ T1011]  ? netlink_ack+0xcd0/0xcd0
[  108.833376][ T1011]  ? netlink_deliver_tap+0xc5/0x330
[  108.833510][ T1011]  ? netlink_deliver_tap+0x13c/0x330
[  108.833640][ T1011]  netlink_unicast+0x486/0x750
[  108.833768][ T1011]  ? netlink_attachskb+0x810/0x810
[  108.833896][ T1011]  ? __lock_acquire+0x508/0xc10
[  108.834025][ T1011]  netlink_sendmsg+0x735/0xc60
[  108.834162][ T1011]  ? netlink_unicast+0x750/0x750
[  108.834292][ T1011]  ? __might_fault+0x97/0x140
[  108.834421][ T1011]  ____sys_sendmsg+0x419/0x850
[  108.834553][ T1011]  ? copy_msghdr_from_user+0x2a0/0x460
[  108.834683][ T1011]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  108.834841][ T1011]  ? move_addr_to_kernel+0x40/0x40
[  108.834971][ T1011]  ? stack_depot_save_flags+0x367/0x770
[  108.835104][ T1011]  ? validate_chain+0x38b/0xc20
[  108.835243][ T1011]  ___sys_sendmsg+0x14e/0x1d0
[  108.835371][ T1011]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  108.835535][ T1011]  ? copy_msghdr_from_user+0x460/0x460
[  108.835672][ T1011]  __sys_sendmsg+0x145/0x1f0
[  108.835799][ T1011]  ? __sys_sendmsg_sock+0x20/0x20
[  108.835927][ T1011]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  108.836089][ T1011]  ? do_raw_spin_unlock+0x59/0x250
[  108.836224][ T1011]  ? rcu_is_watching+0x15/0xd0
[  108.836353][ T1011]  do_syscall_64+0x117/0xfc0
[  108.836483][ T1011]  ? trace_hardirqs_off+0xd/0x30
[  108.836612][ T1011]  ? exc_page_fault+0xee/0x100
[  108.836738][ T1011]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.836895][ T1011] RIP: 0033:0x7fc09eb3908e
[  108.837027][ T1011] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  108.837496][ T1011] RSP: 002b:00007ffc247c0fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  108.837688][ T1011] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc09eb3908e
[  108.837876][ T1011] RDX: 0000000000000000 RSI: 00007ffc247c1070 RDI: 0000000000000005
[  108.838065][ T1011] RBP: 00007ffc247c0fd0 R08: 0000000000000000 R09: 0000000000000000
[  108.838263][ T1011] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d1
[  108.838453][ T1011] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc247c1740
[  108.838650][ T1011]  </TASK>
[  108.838744][ T1011] irq event stamp: 15161
[  108.838838][ T1011] hardirqs last  enabled at (15169): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.839056][ T1011] hardirqs last disabled at (15176): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.839284][ T1011] softirqs last  enabled at (14788): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.839507][ T1011] softirqs last disabled at (14761): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.839724][ T1011] ---[ end trace 0000000000000000 ]---
[  108.882948][ T1012] vethA: entered promiscuous mode
[  108.883175][ T1012] ------------[ cut here ]------------
[  108.883313][ T1012] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1012
[  108.883592][ T1012] CPU: 0 UID: 0 PID: 1012 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.883871][ T1012] Tainted: [W]=WARN
[  108.883976][ T1012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.884870][ T1012] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.885051][ T1012] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.885563][ T1012] RSP: 0018:ffa00000025c6fb0 EFLAGS: 00010286
[  108.885738][ T1012] RAX: 00000000ffffffa6 RBX: ff1100000f9fc900 RCX: 1ff40000004b8dbc
[  108.885947][ T1012] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fc9b8
[  108.886159][ T1012] RBP: ff11000013ab9000 R08: 1fe2200001f3f938 R09: ff11000011c00b80
[  108.886367][ T1012] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[  108.886582][ T1012] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013ab9000
[  108.886790][ T1012] FS:  00007fb6614b4840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  108.887033][ T1012] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.887213][ T1012] CR2: 00007fb6616ad460 CR3: 0000000013f14006 CR4: 0000000000771ef0
[  108.887422][ T1012] PKRU: 55555554
[  108.887532][ T1012] Call Trace:
[  108.887635][ T1012]  <TASK>
[  108.887706][ T1012]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.887847][ T1012]  ? netlink_sendmsg+0x735/0xc60
[  108.887987][ T1012]  rtmsg_ifinfo+0x5c/0xb0
[  108.888093][ T1012]  __dev_notify_flags+0x1b8/0x280
[  108.888239][ T1012]  ? netdev_info+0xe2/0x116
[  108.888380][ T1012]  ? netdev_notice+0x120/0x120
[  108.888526][ T1012]  ? netif_change_name+0x8c0/0x8c0
[  108.888670][ T1012]  __dev_set_promiscuity+0x194/0x230
[  108.888810][ T1012]  netif_set_promiscuity+0x4c/0xc0
[  108.888950][ T1012]  dev_set_promiscuity+0x9d/0x150
[  108.889089][ T1012]  hsr_add_port+0x48c/0xb60
[  108.889239][ T1012]  ? hsr_port_exists+0x60/0x60
[  108.889379][ T1012]  ? timer_init_key+0x10d/0x280
[  108.889527][ T1012]  hsr_dev_finalize+0x6e8/0xc00
[  108.889668][ T1012]  ? alloc_netdev_mqs+0xed0/0x1490
[  108.889807][ T1012]  hsr_newlink+0x3b0/0x980
[  108.889946][ T1012]  ? hsr_dellink+0x90/0x90
[  108.890086][ T1012]  ? rtnl_create_link+0x169/0xf20
[  108.890232][ T1012]  ? nla_strscpy+0xe3/0x180
[  108.890373][ T1012]  rtnl_newlink_create+0x2da/0x780
[  108.890518][ T1012]  ? rtnl_create_link+0xf20/0xf20
[  108.890658][ T1012]  ? __dev_get_by_name+0x12/0x50
[  108.890799][ T1012]  ? rtnl_dev_get+0xd7/0x170
[  108.890942][ T1012]  __rtnl_newlink+0x22b/0xa50
[  108.891086][ T1012]  rtnl_newlink+0x8d1/0xea0
[  108.891235][ T1012]  ? lock_acquire.part.0+0xbc/0x260
[  108.891374][ T1012]  ? __rtnl_newlink+0xa50/0xa50
[  108.891517][ T1012]  ? mark_usage+0x61/0x170
[  108.891660][ T1012]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.891801][ T1012]  ? __rtnl_newlink+0xa50/0xa50
[  108.891941][ T1012]  rtnetlink_rcv_msg+0x40d/0x9e0
[  108.892081][ T1012]  ? validate_chain+0x38b/0xc20
[  108.892227][ T1012]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.892367][ T1012]  ? __lock_acquire+0x508/0xc10
[  108.892513][ T1012]  ? lock_acquire.part.0+0xbc/0x260
[  108.892651][ T1012]  ? find_held_lock+0x2b/0x80
[  108.892791][ T1012]  netlink_rcv_skb+0x14e/0x3a0
[  108.892930][ T1012]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.893070][ T1012]  ? netlink_ack+0xcd0/0xcd0
[  108.893219][ T1012]  ? netlink_deliver_tap+0xc5/0x330
[  108.893359][ T1012]  ? netlink_deliver_tap+0x13c/0x330
[  108.893505][ T1012]  netlink_unicast+0x486/0x750
[  108.893646][ T1012]  ? netlink_attachskb+0x810/0x810
[  108.893786][ T1012]  ? __lock_acquire+0x508/0xc10
[  108.893927][ T1012]  netlink_sendmsg+0x735/0xc60
[  108.894067][ T1012]  ? netlink_unicast+0x750/0x750
[  108.894214][ T1012]  ? __might_fault+0x97/0x140
[  108.894355][ T1012]  ____sys_sendmsg+0x419/0x850
[  108.894499][ T1012]  ? copy_msghdr_from_user+0x2a0/0x460
[  108.894639][ T1012]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  108.894813][ T1012]  ? move_addr_to_kernel+0x40/0x40
[  108.894957][ T1012]  ___sys_sendmsg+0x14e/0x1d0
[  108.895102][ T1012]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.895243][ T1012]  ? copy_msghdr_from_user+0x460/0x460
[  108.895391][ T1012]  ? lock_vma_under_rcu+0x159/0x410
[  108.895538][ T1012]  __sys_sendmsg+0x145/0x1f0
[  108.895680][ T1012]  ? __sys_sendmsg_sock+0x20/0x20
[  108.895824][ T1012]  ? rcu_is_watching+0x15/0xd0
[  108.895964][ T1012]  ? rcu_is_watching+0x15/0xd0
[  108.896109][ T1012]  do_syscall_64+0x117/0xfc0
[  108.896249][ T1012]  ? trace_hardirqs_off+0xd/0x30
[  108.896391][ T1012]  ? exc_page_fault+0xee/0x100
[  108.896537][ T1012]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.896708][ T1012] RIP: 0033:0x7fb6616ee08e
[  108.896854][ T1012] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  108.897355][ T1012] RSP: 002b:00007ffcd5d3ed60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  108.897572][ T1012] RAX: ffffffffffffffda RBX: 00007ffcd5d3f510 RCX: 00007fb6616ee08e
[  108.897779][ T1012] RDX: 0000000000000000 RSI: 00007ffcd5d3ee10 RDI: 0000000000000005
[  108.897987][ T1012] RBP: 00007ffcd5d3ed70 R08: 0000000000000000 R09: 0000000000000000
[  108.898211][ T1012] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  108.898423][ T1012] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd5d3f4e0
[  108.898639][ T1012]  </TASK>
[  108.898742][ T1012] irq event stamp: 25733
[  108.898847][ T1012] hardirqs last  enabled at (25741): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.899090][ T1012] hardirqs last disabled at (25748): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.899343][ T1012] softirqs last  enabled at (25706): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.899593][ T1012] softirqs last disabled at (25693): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.899833][ T1012] ---[ end trace 0000000000000000 ]---
[  108.900208][ T1012] ------------[ cut here ]------------
[  108.900343][ T1012] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1012
[  108.900611][ T1012] CPU: 0 UID: 0 PID: 1012 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.900884][ T1012] Tainted: [W]=WARN
[  108.900987][ T1012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.901254][ T1012] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.901430][ T1012] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.901916][ T1012] RSP: 0018:ffa00000025c6f90 EFLAGS: 00010286
[  108.902086][ T1012] RAX: 00000000ffffffa6 RBX: ff1100000f9fcac0 RCX: 1ff40000004b8db8
[  108.902296][ T1012] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fcb78
[  108.902506][ T1012] RBP: ff11000013ab9000 R08: 1fe2200001f3f970 R09: ff11000011c00b80
[  108.902708][ T1012] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  108.902910][ T1012] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  108.903120][ T1012] FS:  00007fb6614b4840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  108.903359][ T1012] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.903534][ T1012] CR2: 00007fb6616ad460 CR3: 0000000013f14006 CR4: 0000000000771ef0
[  108.903738][ T1012] PKRU: 55555554
[  108.903839][ T1012] Call Trace:
[  108.903940][ T1012]  <TASK>
[  108.904010][ T1012]  ? rcu_is_watching+0x15/0xd0
[  108.904151][ T1012]  rtnetlink_event+0xe0/0x1f0
[  108.904288][ T1012]  notifier_call_chain+0xb0/0x320
[  108.904427][ T1012]  __netdev_upper_dev_link+0x3a5/0x590
[  108.904568][ T1012]  ? netdev_wait_allrefs_any+0x570/0x570
[  108.904706][ T1012]  ? do_raw_spin_lock+0x131/0x280
[  108.904843][ T1012]  ? find_held_lock+0x2b/0x80
[  108.904981][ T1012]  netdev_master_upper_dev_link+0x86/0xb0
[  108.905123][ T1012]  ? netdev_upper_dev_link+0xb0/0xb0
[  108.905261][ T1012]  ? lockdep_rtnl_is_held+0x1a/0x20
[  108.905397][ T1012]  ? hsr_port_get_hsr+0x9c/0x150
[  108.905539][ T1012]  hsr_add_port+0x4eb/0xb60
[  108.905675][ T1012]  ? hsr_port_exists+0x60/0x60
[  108.905813][ T1012]  ? timer_init_key+0x10d/0x280
[  108.905951][ T1012]  hsr_dev_finalize+0x6e8/0xc00
[  108.906090][ T1012]  ? alloc_netdev_mqs+0xed0/0x1490
[  108.906242][ T1012]  hsr_newlink+0x3b0/0x980
[  108.906379][ T1012]  ? hsr_dellink+0x90/0x90
[  108.906520][ T1012]  ? rtnl_create_link+0x169/0xf20
[  108.906656][ T1012]  ? nla_strscpy+0xe3/0x180
[  108.906792][ T1012]  rtnl_newlink_create+0x2da/0x780
[  108.906930][ T1012]  ? rtnl_create_link+0xf20/0xf20
[  108.907067][ T1012]  ? __dev_get_by_name+0x12/0x50
[  108.907210][ T1012]  ? rtnl_dev_get+0xd7/0x170
[  108.907355][ T1012]  __rtnl_newlink+0x22b/0xa50
[  108.907500][ T1012]  rtnl_newlink+0x8d1/0xea0
[  108.907637][ T1012]  ? lock_acquire.part.0+0xbc/0x260
[  108.907772][ T1012]  ? __rtnl_newlink+0xa50/0xa50
[  108.907906][ T1012]  ? mark_usage+0x61/0x170
[  108.908045][ T1012]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.908189][ T1012]  ? __rtnl_newlink+0xa50/0xa50
[  108.908326][ T1012]  rtnetlink_rcv_msg+0x40d/0x9e0
[  108.908462][ T1012]  ? validate_chain+0x38b/0xc20
[  108.908605][ T1012]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.908740][ T1012]  ? __lock_acquire+0x508/0xc10
[  108.908877][ T1012]  ? lock_acquire.part.0+0xbc/0x260
[  108.909013][ T1012]  ? find_held_lock+0x2b/0x80
[  108.909155][ T1012]  netlink_rcv_skb+0x14e/0x3a0
[  108.909293][ T1012]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.909430][ T1012]  ? netlink_ack+0xcd0/0xcd0
[  108.909576][ T1012]  ? netlink_deliver_tap+0xc5/0x330
[  108.909711][ T1012]  ? netlink_deliver_tap+0x13c/0x330
[  108.909848][ T1012]  netlink_unicast+0x486/0x750
[  108.909984][ T1012]  ? netlink_attachskb+0x810/0x810
[  108.910127][ T1012]  ? __lock_acquire+0x508/0xc10
[  108.910267][ T1012]  netlink_sendmsg+0x735/0xc60
[  108.910404][ T1012]  ? netlink_unicast+0x750/0x750
[  108.910546][ T1012]  ? __might_fault+0x97/0x140
[  108.910683][ T1012]  ____sys_sendmsg+0x419/0x850
[  108.910819][ T1012]  ? copy_msghdr_from_user+0x2a0/0x460
[  108.910953][ T1012]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  108.911123][ T1012]  ? move_addr_to_kernel+0x40/0x40
[  108.911265][ T1012]  ___sys_sendmsg+0x14e/0x1d0
[  108.911402][ T1012]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.911541][ T1012]  ? copy_msghdr_from_user+0x460/0x460
[  108.911684][ T1012]  ? lock_vma_under_rcu+0x159/0x410
[  108.911820][ T1012]  __sys_sendmsg+0x145/0x1f0
[  108.911955][ T1012]  ? __sys_sendmsg_sock+0x20/0x20
[  108.912102][ T1012]  ? rcu_is_watching+0x15/0xd0
[  108.912239][ T1012]  ? rcu_is_watching+0x15/0xd0
[  108.912379][ T1012]  do_syscall_64+0x117/0xfc0
[  108.912519][ T1012]  ? trace_hardirqs_off+0xd/0x30
[  108.912654][ T1012]  ? exc_page_fault+0xee/0x100
[  108.912790][ T1012]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.912958][ T1012] RIP: 0033:0x7fb6616ee08e
[  108.913104][ T1012] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  108.913592][ T1012] RSP: 002b:00007ffcd5d3ed60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  108.913796][ T1012] RAX: ffffffffffffffda RBX: 00007ffcd5d3f510 RCX: 00007fb6616ee08e
[  108.913998][ T1012] RDX: 0000000000000000 RSI: 00007ffcd5d3ee10 RDI: 0000000000000005
[  108.914208][ T1012] RBP: 00007ffcd5d3ed70 R08: 0000000000000000 R09: 0000000000000000
[  108.914411][ T1012] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  108.914617][ T1012] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd5d3f4e0
[  108.914823][ T1012]  </TASK>
[  108.914923][ T1012] irq event stamp: 26843
[  108.915024][ T1012] hardirqs last  enabled at (26851): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.915268][ T1012] hardirqs last disabled at (26860): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.915508][ T1012] softirqs last  enabled at (26360): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.915741][ T1012] softirqs last disabled at (26355): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.915975][ T1012] ---[ end trace 0000000000000000 ]---
[  108.916207][ T1012] ------------[ cut here ]------------
[  108.916343][ T1012] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1012
[  108.916617][ T1012] CPU: 0 UID: 0 PID: 1012 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.916891][ T1012] Tainted: [W]=WARN
[  108.916996][ T1012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.917177][ T1012] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.917355][ T1012] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.917843][ T1012] RSP: 0018:ffa00000025c6f10 EFLAGS: 00010286
[  108.918016][ T1012] RAX: 00000000ffffffa6 RBX: ff1100000f9fc040 RCX: 1ff40000004b8da8
[  108.918287][ T1012] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fc0f8
[  108.918495][ T1012] RBP: ff1100000f4c9000 R08: 1fe2200001f3f820 R09: ff11000011c00b80
[  108.918699][ T1012] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  108.918904][ T1012] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  108.919170][ T1012] FS:  00007fb6614b4840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  108.919409][ T1012] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.919587][ T1012] CR2: 00007fb6616ad460 CR3: 0000000013f14006 CR4: 0000000000771ef0
[  108.919792][ T1012] PKRU: 55555554
[  108.919894][ T1012] Call Trace:
[  108.919996][ T1012]  <TASK>
[  108.920066][ T1012]  ? rcu_is_watching+0x15/0xd0
[  108.920266][ T1012]  rtnetlink_event+0xe0/0x1f0
[  108.920461][ T1012]  notifier_call_chain+0xb0/0x320
[  108.920605][ T1012]  netif_set_mtu_ext+0x354/0x5f0
[  108.920741][ T1012]  ? dev_validate_mtu+0x180/0x180
[  108.920880][ T1012]  ? __netdev_update_features+0x4b0/0xdf0
[  108.921020][ T1012]  netif_set_mtu+0x85/0xe0
[  108.921219][ T1012]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  108.921360][ T1012]  dev_set_mtu+0x9d/0x150
[  108.921463][ T1012]  ? dev_disable_lro+0x95/0x140
[  108.921605][ T1012]  hsr_add_port+0x6e3/0xb60
[  108.921744][ T1012]  ? hsr_port_exists+0x60/0x60
[  108.921881][ T1012]  ? timer_init_key+0x10d/0x280
[  108.922019][ T1012]  hsr_dev_finalize+0x6e8/0xc00
[  108.922221][ T1012]  ? alloc_netdev_mqs+0xed0/0x1490
[  108.922358][ T1012]  hsr_newlink+0x3b0/0x980
[  108.922502][ T1012]  ? hsr_dellink+0x90/0x90
[  108.922638][ T1012]  ? rtnl_create_link+0x169/0xf20
[  108.922775][ T1012]  ? nla_strscpy+0xe3/0x180
[  108.922913][ T1012]  rtnl_newlink_create+0x2da/0x780
[  108.923051][ T1012]  ? rtnl_create_link+0xf20/0xf20
[  108.923252][ T1012]  ? __dev_get_by_name+0x12/0x50
[  108.923391][ T1012]  ? rtnl_dev_get+0xd7/0x170
[  108.923539][ T1012]  __rtnl_newlink+0x22b/0xa50
[  108.923678][ T1012]  rtnl_newlink+0x8d1/0xea0
[  108.923816][ T1012]  ? lock_acquire.part.0+0xbc/0x260
[  108.923954][ T1012]  ? __rtnl_newlink+0xa50/0xa50
[  108.924090][ T1012]  ? mark_usage+0x61/0x170
[  108.924296][ T1012]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.924435][ T1012]  ? __rtnl_newlink+0xa50/0xa50
[  108.924579][ T1012]  rtnetlink_rcv_msg+0x40d/0x9e0
[  108.924716][ T1012]  ? validate_chain+0x38b/0xc20
[  108.924853][ T1012]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.924989][ T1012]  ? __lock_acquire+0x508/0xc10
[  108.925188][ T1012]  ? lock_acquire.part.0+0xbc/0x260
[  108.925325][ T1012]  ? find_held_lock+0x2b/0x80
[  108.925462][ T1012]  netlink_rcv_skb+0x14e/0x3a0
[  108.925602][ T1012]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.925741][ T1012]  ? netlink_ack+0xcd0/0xcd0
[  108.925880][ T1012]  ? netlink_deliver_tap+0xc5/0x330
[  108.926016][ T1012]  ? netlink_deliver_tap+0x13c/0x330
[  108.926215][ T1012]  netlink_unicast+0x486/0x750
[  108.926353][ T1012]  ? netlink_attachskb+0x810/0x810
[  108.926493][ T1012]  ? __lock_acquire+0x508/0xc10
[  108.926633][ T1012]  netlink_sendmsg+0x735/0xc60
[  108.926775][ T1012]  ? netlink_unicast+0x750/0x750
[  108.926914][ T1012]  ? __might_fault+0x97/0x140
[  108.927051][ T1012]  ____sys_sendmsg+0x419/0x850
[  108.927251][ T1012]  ? copy_msghdr_from_user+0x2a0/0x460
[  108.927388][ T1012]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  108.927566][ T1012]  ? move_addr_to_kernel+0x40/0x40
[  108.927706][ T1012]  ___sys_sendmsg+0x14e/0x1d0
[  108.927844][ T1012]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.927980][ T1012]  ? copy_msghdr_from_user+0x460/0x460
[  108.928184][ T1012]  ? lock_vma_under_rcu+0x159/0x410
[  108.928324][ T1012]  __sys_sendmsg+0x145/0x1f0
[  108.928462][ T1012]  ? __sys_sendmsg_sock+0x20/0x20
[  108.928605][ T1012]  ? rcu_is_watching+0x15/0xd0
[  108.928742][ T1012]  ? rcu_is_watching+0x15/0xd0
[  108.928880][ T1012]  do_syscall_64+0x117/0xfc0
[  108.929018][ T1012]  ? trace_hardirqs_off+0xd/0x30
[  108.929219][ T1012]  ? exc_page_fault+0xee/0x100
[  108.929356][ T1012]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.929534][ T1012] RIP: 0033:0x7fb6616ee08e
[  108.929677][ T1012] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  108.930230][ T1012] RSP: 002b:00007ffcd5d3ed60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  108.930436][ T1012] RAX: ffffffffffffffda RBX: 00007ffcd5d3f510 RCX: 00007fb6616ee08e
[  108.930647][ T1012] RDX: 0000000000000000 RSI: 00007ffcd5d3ee10 RDI: 0000000000000005
[  108.930851][ T1012] RBP: 00007ffcd5d3ed70 R08: 0000000000000000 R09: 0000000000000000
[  108.931056][ T1012] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  108.931323][ T1012] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd5d3f4e0
[  108.931538][ T1012]  </TASK>
[  108.931639][ T1012] irq event stamp: 29117
[  108.931742][ T1012] hardirqs last  enabled at (29125): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.931979][ T1012] hardirqs last disabled at (29132): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.932277][ T1012] softirqs last  enabled at (29232): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.932518][ T1012] softirqs last disabled at (29141): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.932753][ T1012] ---[ end trace 0000000000000000 ]---
[  108.933022][ T1012] vethB: entered promiscuous mode
[  108.933284][ T1012] ------------[ cut here ]------------
[  108.933463][ T1012] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1012
[  108.933792][ T1012] CPU: 2 UID: 0 PID: 1012 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.934134][ T1012] Tainted: [W]=WARN
[  108.934290][ T1012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.934517][ T1012] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.934746][ T1012] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.935305][ T1012] RSP: 0018:ffa00000025c6fb0 EFLAGS: 00010286
[  108.935534][ T1012] RAX: 00000000ffffffa6 RBX: ff1100000f9fc3c0 RCX: 1ff40000004b8dbc
[  108.935788][ T1012] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fc478
[  108.936041][ T1012] RBP: ff11000015c61000 R08: 1fe2200001f3f890 R09: ff11000011c00b80
[  108.936319][ T1012] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[  108.936588][ T1012] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015c61000
[  108.936845][ T1012] FS:  00007fb6614b4840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  108.937151][ T1012] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.937375][ T1012] CR2: 000000000042ebe0 CR3: 0000000013f14003 CR4: 0000000000771ef0
[  108.937643][ T1012] PKRU: 55555554
[  108.937795][ T1012] Call Trace:
[  108.937946][ T1012]  <TASK>
[  108.938065][ T1012]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.938270][ T1012]  ? netlink_sendmsg+0x735/0xc60
[  108.938469][ T1012]  rtmsg_ifinfo+0x5c/0xb0
[  108.938632][ T1012]  __dev_notify_flags+0x1b8/0x280
[  108.938820][ T1012]  ? netdev_info+0xe2/0x116
[  108.939009][ T1012]  ? netdev_notice+0x120/0x120
[  108.939215][ T1012]  ? netif_change_name+0x8c0/0x8c0
[  108.939408][ T1012]  __dev_set_promiscuity+0x194/0x230
[  108.939609][ T1012]  netif_set_promiscuity+0x4c/0xc0
[  108.939801][ T1012]  dev_set_promiscuity+0x9d/0x150
[  108.939990][ T1012]  hsr_add_port+0x48c/0xb60
[  108.940193][ T1012]  ? hsr_port_exists+0x60/0x60
[  108.940383][ T1012]  ? timer_init_key+0x10d/0x280
[  108.940588][ T1012]  hsr_dev_finalize+0x727/0xc00
[  108.940779][ T1012]  ? alloc_netdev_mqs+0xed0/0x1490
[  108.940967][ T1012]  hsr_newlink+0x3b0/0x980
[  108.941170][ T1012]  ? hsr_dellink+0x90/0x90
[  108.941360][ T1012]  ? rtnl_create_link+0x169/0xf20
[  108.941557][ T1012]  ? nla_strscpy+0xe3/0x180
[  108.941746][ T1012]  rtnl_newlink_create+0x2da/0x780
[  108.941936][ T1012]  ? rtnl_create_link+0xf20/0xf20
[  108.942141][ T1012]  ? __dev_get_by_name+0x12/0x50
[  108.942334][ T1012]  ? rtnl_dev_get+0xd7/0x170
[  108.942534][ T1012]  __rtnl_newlink+0x22b/0xa50
[  108.942727][ T1012]  rtnl_newlink+0x8d1/0xea0
[  108.942918][ T1012]  ? lock_acquire.part.0+0xbc/0x260
[  108.943129][ T1012]  ? __rtnl_newlink+0xa50/0xa50
[  108.943319][ T1012]  ? mark_usage+0x61/0x170
[  108.943520][ T1012]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.943714][ T1012]  ? __rtnl_newlink+0xa50/0xa50
[  108.943903][ T1012]  rtnetlink_rcv_msg+0x40d/0x9e0
[  108.944092][ T1012]  ? validate_chain+0x38b/0xc20
[  108.944299][ T1012]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.944496][ T1012]  ? __lock_acquire+0x508/0xc10
[  108.944688][ T1012]  ? lock_acquire.part.0+0xbc/0x260
[  108.944876][ T1012]  ? find_held_lock+0x2b/0x80
[  108.945066][ T1012]  netlink_rcv_skb+0x14e/0x3a0
[  108.945272][ T1012]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.945462][ T1012]  ? netlink_ack+0xcd0/0xcd0
[  108.945661][ T1012]  ? netlink_deliver_tap+0xc5/0x330
[  108.945848][ T1012]  ? netlink_deliver_tap+0x13c/0x330
[  108.946039][ T1012]  netlink_unicast+0x486/0x750
[  108.946244][ T1012]  ? netlink_attachskb+0x810/0x810
[  108.946433][ T1012]  ? __lock_acquire+0x508/0xc10
[  108.946634][ T1012]  netlink_sendmsg+0x735/0xc60
[  108.946825][ T1012]  ? netlink_unicast+0x750/0x750
[  108.947014][ T1012]  ? __might_fault+0x97/0x140
[  108.947219][ T1012]  ____sys_sendmsg+0x419/0x850
[  108.947408][ T1012]  ? copy_msghdr_from_user+0x2a0/0x460
[  108.947608][ T1012]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  108.947829][ T1012]  ? move_addr_to_kernel+0x40/0x40
[  108.948026][ T1012]  ___sys_sendmsg+0x14e/0x1d0
[  108.948227][ T1012]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.948416][ T1012]  ? copy_msghdr_from_user+0x460/0x460
[  108.948623][ T1012]  ? lock_vma_under_rcu+0x159/0x410
[  108.948817][ T1012]  __sys_sendmsg+0x145/0x1f0
[  108.949005][ T1012]  ? __sys_sendmsg_sock+0x20/0x20
[  108.949212][ T1012]  ? rcu_is_watching+0x15/0xd0
[  108.949401][ T1012]  ? rcu_is_watching+0x15/0xd0
[  108.949596][ T1012]  do_syscall_64+0x117/0xfc0
[  108.949783][ T1012]  ? trace_hardirqs_off+0xd/0x30
[  108.949970][ T1012]  ? exc_page_fault+0xee/0x100
[  108.950174][ T1012]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.950396][ T1012] RIP: 0033:0x7fb6616ee08e
[  108.950597][ T1012] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  108.951158][ T1012] RSP: 002b:00007ffcd5d3ed60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  108.951417][ T1012] RAX: ffffffffffffffda RBX: 00007ffcd5d3f510 RCX: 00007fb6616ee08e
[  108.951682][ T1012] RDX: 0000000000000000 RSI: 00007ffcd5d3ee10 RDI: 0000000000000005
[  108.951943][ T1012] RBP: 00007ffcd5d3ed70 R08: 0000000000000000 R09: 0000000000000000
[  108.952213][ T1012] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  108.952471][ T1012] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd5d3f4e0
[  108.952742][ T1012]  </TASK>
[  108.952893][ T1012] irq event stamp: 30413
[  108.953044][ T1012] hardirqs last  enabled at (30423): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.953348][ T1012] hardirqs last disabled at (30434): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.953647][ T1012] softirqs last  enabled at (29982): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.953935][ T1012] softirqs last disabled at (29977): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.954243][ T1012] ---[ end trace 0000000000000000 ]---
[  108.954680][ T1012] ------------[ cut here ]------------
[  108.954860][ T1012] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1012
[  108.955199][ T1012] CPU: 2 UID: 0 PID: 1012 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.955527][ T1012] Tainted: [W]=WARN
[  108.955677][ T1012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.955892][ T1012] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.956711][ T1012] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.957309][ T1012] RSP: 0018:ffa00000025c6f90 EFLAGS: 00010286
[  108.957594][ T1012] RAX: 00000000ffffffa6 RBX: ff1100000f9fde00 RCX: 1ff40000004b8db8
[  108.957901][ T1012] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fdeb8
[  108.958221][ T1012] RBP: ff11000015c61000 R08: 1fe2200001f3fbd8 R09: ff11000011c00b80
[  108.958536][ T1012] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  108.958860][ T1012] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  108.959182][ T1012] FS:  00007fb6614b4840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  108.959530][ T1012] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.959805][ T1012] CR2: 000000000042ebe0 CR3: 0000000013f14003 CR4: 0000000000771ef0
[  108.960132][ T1012] PKRU: 55555554
[  108.960337][ T1012] Call Trace:
[  108.960550][ T1012]  <TASK>
[  108.960667][ T1012]  ? rcu_is_watching+0x15/0xd0
[  108.960852][ T1012]  rtnetlink_event+0xe0/0x1f0
[  108.961036][ T1012]  notifier_call_chain+0xb0/0x320
[  108.961235][ T1012]  __netdev_upper_dev_link+0x3a5/0x590
[  108.961419][ T1012]  ? netdev_wait_allrefs_any+0x570/0x570
[  108.961614][ T1012]  ? do_raw_spin_lock+0x131/0x280
[  108.961800][ T1012]  ? find_held_lock+0x2b/0x80
[  108.961986][ T1012]  netdev_master_upper_dev_link+0x86/0xb0
[  108.962184][ T1012]  ? netdev_upper_dev_link+0xb0/0xb0
[  108.962367][ T1012]  ? lockdep_rtnl_is_held+0x1a/0x20
[  108.962557][ T1012]  ? hsr_port_get_hsr+0x9c/0x150
[  108.962741][ T1012]  hsr_add_port+0x4eb/0xb60
[  108.962928][ T1012]  ? hsr_port_exists+0x60/0x60
[  108.963125][ T1012]  ? timer_init_key+0x10d/0x280
[  108.963310][ T1012]  hsr_dev_finalize+0x727/0xc00
[  108.963503][ T1012]  ? alloc_netdev_mqs+0xed0/0x1490
[  108.963686][ T1012]  hsr_newlink+0x3b0/0x980
[  108.963870][ T1012]  ? hsr_dellink+0x90/0x90
[  108.964053][ T1012]  ? rtnl_create_link+0x169/0xf20
[  108.964250][ T1012]  ? nla_strscpy+0xe3/0x180
[  108.964437][ T1012]  rtnl_newlink_create+0x2da/0x780
[  108.964629][ T1012]  ? rtnl_create_link+0xf20/0xf20
[  108.964812][ T1012]  ? __dev_get_by_name+0x12/0x50
[  108.964995][ T1012]  ? rtnl_dev_get+0xd7/0x170
[  108.965197][ T1012]  __rtnl_newlink+0x22b/0xa50
[  108.965385][ T1012]  rtnl_newlink+0x8d1/0xea0
[  108.965580][ T1012]  ? lock_acquire.part.0+0xbc/0x260
[  108.965767][ T1012]  ? __rtnl_newlink+0xa50/0xa50
[  108.965954][ T1012]  ? mark_usage+0x61/0x170
[  108.966156][ T1012]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.966341][ T1012]  ? __rtnl_newlink+0xa50/0xa50
[  108.966534][ T1012]  rtnetlink_rcv_msg+0x40d/0x9e0
[  108.966724][ T1012]  ? validate_chain+0x38b/0xc20
[  108.966906][ T1012]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.967088][ T1012]  ? __lock_acquire+0x508/0xc10
[  108.967287][ T1012]  ? lock_acquire.part.0+0xbc/0x260
[  108.967472][ T1012]  ? find_held_lock+0x2b/0x80
[  108.967665][ T1012]  netlink_rcv_skb+0x14e/0x3a0
[  108.967847][ T1012]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.968031][ T1012]  ? netlink_ack+0xcd0/0xcd0
[  108.968230][ T1012]  ? netlink_deliver_tap+0xc5/0x330
[  108.968414][ T1012]  ? netlink_deliver_tap+0x13c/0x330
[  108.968611][ T1012]  netlink_unicast+0x486/0x750
[  108.968803][ T1012]  ? netlink_attachskb+0x810/0x810
[  108.968986][ T1012]  ? __lock_acquire+0x508/0xc10
[  108.969184][ T1012]  netlink_sendmsg+0x735/0xc60
[  108.969370][ T1012]  ? netlink_unicast+0x750/0x750
[  108.969560][ T1012]  ? __might_fault+0x97/0x140
[  108.969746][ T1012]  ____sys_sendmsg+0x419/0x850
[  108.969929][ T1012]  ? copy_msghdr_from_user+0x2a0/0x460
[  108.970124][ T1012]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  108.970343][ T1012]  ? move_addr_to_kernel+0x40/0x40
[  108.970539][ T1012]  ___sys_sendmsg+0x14e/0x1d0
[  108.970721][ T1012]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.970906][ T1012]  ? copy_msghdr_from_user+0x460/0x460
[  108.971111][ T1012]  ? lock_vma_under_rcu+0x159/0x410
[  108.971298][ T1012]  __sys_sendmsg+0x145/0x1f0
[  108.971490][ T1012]  ? __sys_sendmsg_sock+0x20/0x20
[  108.971680][ T1012]  ? rcu_is_watching+0x15/0xd0
[  108.971864][ T1012]  ? rcu_is_watching+0x15/0xd0
[  108.972049][ T1012]  do_syscall_64+0x117/0xfc0
[  108.972246][ T1012]  ? trace_hardirqs_off+0xd/0x30
[  108.972430][ T1012]  ? exc_page_fault+0xee/0x100
[  108.972625][ T1012]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.972843][ T1012] RIP: 0033:0x7fb6616ee08e
[  108.973032][ T1012] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  108.973588][ T1012] RSP: 002b:00007ffcd5d3ed60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  108.973841][ T1012] RAX: ffffffffffffffda RBX: 00007ffcd5d3f510 RCX: 00007fb6616ee08e
[  108.974109][ T1012] RDX: 0000000000000000 RSI: 00007ffcd5d3ee10 RDI: 0000000000000005
[  108.974359][ T1012] RBP: 00007ffcd5d3ed70 R08: 0000000000000000 R09: 0000000000000000
[  108.974617][ T1012] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  108.974868][ T1012] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd5d3f4e0
[  108.975135][ T1012]  </TASK>
[  108.975286][ T1012] irq event stamp: 33603
[  108.975435][ T1012] hardirqs last  enabled at (33613): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.975725][ T1012] hardirqs last disabled at (33622): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.976006][ T1012] softirqs last  enabled at (32824): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.976305][ T1012] softirqs last disabled at (32733): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.976589][ T1012] ---[ end trace 0000000000000000 ]---
[  108.976877][ T1012] ------------[ cut here ]------------
[  108.977049][ T1012] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1012
[  108.977375][ T1012] CPU: 2 UID: 0 PID: 1012 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.977697][ T1012] Tainted: [W]=WARN
[  108.977845][ T1012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.978056][ T1012] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.978854][ T1012] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  108.979448][ T1012] RSP: 0018:ffa00000025c7160 EFLAGS: 00010286
[  108.979729][ T1012] RAX: 00000000ffffffa6 RBX: ff1100000f9fc200 RCX: 1ff40000004b8df2
[  108.980027][ T1012] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fc2b8
[  108.980336][ T1012] RBP: ff11000015c61000 R08: 1fe2200001f3f858 R09: ff11000011c00b80
[  108.980645][ T1012] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  108.980945][ T1012] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  108.981264][ T1012] FS:  00007fb6614b4840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  108.981612][ T1012] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.981886][ T1012] CR2: 000000000042ebe0 CR3: 0000000013f14003 CR4: 0000000000771ef0
[  108.982204][ T1012] PKRU: 55555554
[  108.982406][ T1012] Call Trace:
[  108.982614][ T1012]  <TASK>
[  108.982786][ T1012]  ? rcu_is_watching+0x15/0xd0
[  108.983020][ T1012]  rtnetlink_event+0xe0/0x1f0
[  108.983271][ T1012]  notifier_call_chain+0xb0/0x320
[  108.983496][ T1012]  call_netdevice_notifiers+0x70/0xa0
[  108.983679][ T1012]  ? __dev_open+0x610/0x610
[  108.983861][ T1012]  hsr_dev_finalize+0x9ef/0xc00
[  108.984041][ T1012]  ? alloc_netdev_mqs+0xed0/0x1490
[  108.984237][ T1012]  hsr_newlink+0x3b0/0x980
[  108.984418][ T1012]  ? hsr_dellink+0x90/0x90
[  108.984606][ T1012]  ? rtnl_create_link+0x169/0xf20
[  108.984785][ T1012]  ? nla_strscpy+0xe3/0x180
[  108.984966][ T1012]  rtnl_newlink_create+0x2da/0x780
[  108.985164][ T1012]  ? rtnl_create_link+0xf20/0xf20
[  108.985345][ T1012]  ? __dev_get_by_name+0x12/0x50
[  108.985533][ T1012]  ? rtnl_dev_get+0xd7/0x170
[  108.985718][ T1012]  __rtnl_newlink+0x22b/0xa50
[  108.985903][ T1012]  rtnl_newlink+0x8d1/0xea0
[  108.986086][ T1012]  ? lock_acquire.part.0+0xbc/0x260
[  108.986279][ T1012]  ? __rtnl_newlink+0xa50/0xa50
[  108.986460][ T1012]  ? mark_usage+0x61/0x170
[  108.986655][ T1012]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.986836][ T1012]  ? __rtnl_newlink+0xa50/0xa50
[  108.987017][ T1012]  rtnetlink_rcv_msg+0x40d/0x9e0
[  108.987211][ T1012]  ? validate_chain+0x38b/0xc20
[  108.987392][ T1012]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.987578][ T1012]  ? __lock_acquire+0x508/0xc10
[  108.987758][ T1012]  ? lock_acquire.part.0+0xbc/0x260
[  108.987939][ T1012]  ? find_held_lock+0x2b/0x80
[  108.988133][ T1012]  netlink_rcv_skb+0x14e/0x3a0
[  108.988313][ T1012]  ? rtnl_stats_set+0x3f0/0x3f0
[  108.988500][ T1012]  ? netlink_ack+0xcd0/0xcd0
[  108.988687][ T1012]  ? netlink_deliver_tap+0xc5/0x330
[  108.988866][ T1012]  ? netlink_deliver_tap+0x13c/0x330
[  108.989047][ T1012]  netlink_unicast+0x486/0x750
[  108.989243][ T1012]  ? netlink_attachskb+0x810/0x810
[  108.989428][ T1012]  ? __lock_acquire+0x508/0xc10
[  108.989619][ T1012]  netlink_sendmsg+0x735/0xc60
[  108.989801][ T1012]  ? netlink_unicast+0x750/0x750
[  108.989983][ T1012]  ? __might_fault+0x97/0x140
[  108.990179][ T1012]  ____sys_sendmsg+0x419/0x850
[  108.990360][ T1012]  ? copy_msghdr_from_user+0x2a0/0x460
[  108.990549][ T1012]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  108.990764][ T1012]  ? move_addr_to_kernel+0x40/0x40
[  108.990949][ T1012]  ___sys_sendmsg+0x14e/0x1d0
[  108.991142][ T1012]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.991323][ T1012]  ? copy_msghdr_from_user+0x460/0x460
[  108.991517][ T1012]  ? lock_vma_under_rcu+0x159/0x410
[  108.991700][ T1012]  __sys_sendmsg+0x145/0x1f0
[  108.991880][ T1012]  ? __sys_sendmsg_sock+0x20/0x20
[  108.992066][ T1012]  ? rcu_is_watching+0x15/0xd0
[  108.992259][ T1012]  ? rcu_is_watching+0x15/0xd0
[  108.992441][ T1012]  do_syscall_64+0x117/0xfc0
[  108.992626][ T1012]  ? trace_hardirqs_off+0xd/0x30
[  108.992805][ T1012]  ? exc_page_fault+0xee/0x100
[  108.992986][ T1012]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.993217][ T1012] RIP: 0033:0x7fb6616ee08e
[  108.993402][ T1012] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  108.993924][ T1012] RSP: 002b:00007ffcd5d3ed60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  108.994182][ T1012] RAX: ffffffffffffffda RBX: 00007ffcd5d3f510 RCX: 00007fb6616ee08e
[  108.994427][ T1012] RDX: 0000000000000000 RSI: 00007ffcd5d3ee10 RDI: 0000000000000005
[  108.994685][ T1012] RBP: 00007ffcd5d3ed70 R08: 0000000000000000 R09: 0000000000000000
[  108.994930][ T1012] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  108.995183][ T1012] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd5d3f4e0
[  108.995433][ T1012]  </TASK>
[  108.995586][ T1012] irq event stamp: 36991
[  108.995736][ T1012] hardirqs last  enabled at (37001): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  108.996014][ T1012] hardirqs last disabled at (37010): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  108.996305][ T1012] softirqs last  enabled at (36888): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  108.996589][ T1012] softirqs last disabled at (36881): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  108.996869][ T1012] ---[ end trace 0000000000000000 ]---
[  109.002804][ T1012] ------------[ cut here ]------------
[  109.002957][ T1012] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1012
[  109.003240][ T1012] CPU: 1 UID: 0 PID: 1012 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.003524][ T1012] Tainted: [W]=WARN
[  109.003624][ T1012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.003789][ T1012] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.003962][ T1012] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.004443][ T1012] RSP: 0018:ffa00000025c71a0 EFLAGS: 00010286
[  109.004616][ T1012] RAX: 00000000ffffffa6 RBX: ff1100000f9fc580 RCX: 1ff40000004b8dfa
[  109.004811][ T1012] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fc638
[  109.005007][ T1012] RBP: ff1100000f4c9000 R08: 1fe2200001f3f8c8 R09: ff11000011c00b80
[  109.005208][ T1012] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  109.005403][ T1012] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  109.005607][ T1012] FS:  00007fb6614b4840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  109.005837][ T1012] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.006001][ T1012] CR2: 0000555faa067d5c CR3: 0000000013f14002 CR4: 0000000000771ef0
[  109.006206][ T1012] PKRU: 55555554
[  109.006304][ T1012] Call Trace:
[  109.006402][ T1012]  <TASK>
[  109.006470][ T1012]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  109.006609][ T1012]  rtmsg_ifinfo+0x5c/0xb0
[  109.006709][ T1012]  __dev_notify_flags+0x1b8/0x280
[  109.006841][ T1012]  ? netif_change_name+0x8c0/0x8c0
[  109.006972][ T1012]  ? hsr_dev_finalize+0x925/0xc00
[  109.007109][ T1012]  ? alloc_netdev_mqs+0xed0/0x1490
[  109.007241][ T1012]  ? hsr_newlink+0x3b0/0x980
[  109.007371][ T1012]  ? hsr_dellink+0x90/0x90
[  109.007508][ T1012]  rtnl_configure_link+0x1ac/0x390
[  109.007640][ T1012]  ? nla_strscpy+0xe3/0x180
[  109.007774][ T1012]  rtnl_newlink_create+0x353/0x780
[  109.007907][ T1012]  ? rtnl_create_link+0xf20/0xf20
[  109.008039][ T1012]  ? __dev_get_by_name+0x12/0x50
[  109.008175][ T1012]  ? rtnl_dev_get+0xd7/0x170
[  109.008310][ T1012]  __rtnl_newlink+0x22b/0xa50
[  109.008445][ T1012]  rtnl_newlink+0x8d1/0xea0
[  109.008584][ T1012]  ? lock_acquire.part.0+0xbc/0x260
[  109.008714][ T1012]  ? __rtnl_newlink+0xa50/0xa50
[  109.008846][ T1012]  ? mark_usage+0x61/0x170
[  109.008979][ T1012]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.009114][ T1012]  ? __rtnl_newlink+0xa50/0xa50
[  109.009249][ T1012]  rtnetlink_rcv_msg+0x40d/0x9e0
[  109.009381][ T1012]  ? validate_chain+0x38b/0xc20
[  109.009522][ T1012]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.009653][ T1012]  ? __lock_acquire+0x508/0xc10
[  109.009784][ T1012]  ? lock_acquire.part.0+0xbc/0x260
[  109.009918][ T1012]  ? find_held_lock+0x2b/0x80
[  109.010049][ T1012]  netlink_rcv_skb+0x14e/0x3a0
[  109.010184][ T1012]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.010315][ T1012]  ? netlink_ack+0xcd0/0xcd0
[  109.010449][ T1012]  ? netlink_deliver_tap+0xc5/0x330
[  109.010586][ T1012]  ? netlink_deliver_tap+0x13c/0x330
[  109.010719][ T1012]  netlink_unicast+0x486/0x750
[  109.010854][ T1012]  ? netlink_attachskb+0x810/0x810
[  109.010986][ T1012]  ? __lock_acquire+0x508/0xc10
[  109.011123][ T1012]  netlink_sendmsg+0x735/0xc60
[  109.011256][ T1012]  ? netlink_unicast+0x750/0x750
[  109.011388][ T1012]  ? __might_fault+0x97/0x140
[  109.011526][ T1012]  ____sys_sendmsg+0x419/0x850
[  109.011656][ T1012]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.011786][ T1012]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.011948][ T1012]  ? move_addr_to_kernel+0x40/0x40
[  109.012082][ T1012]  ___sys_sendmsg+0x14e/0x1d0
[  109.012217][ T1012]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.012348][ T1012]  ? copy_msghdr_from_user+0x460/0x460
[  109.012490][ T1012]  ? lock_vma_under_rcu+0x159/0x410
[  109.012623][ T1012]  __sys_sendmsg+0x145/0x1f0
[  109.012754][ T1012]  ? __sys_sendmsg_sock+0x20/0x20
[  109.012887][ T1012]  ? rcu_is_watching+0x15/0xd0
[  109.013018][ T1012]  ? rcu_is_watching+0x15/0xd0
[  109.013155][ T1012]  do_syscall_64+0x117/0xfc0
[  109.013286][ T1012]  ? trace_hardirqs_off+0xd/0x30
[  109.013415][ T1012]  ? exc_page_fault+0xee/0x100
[  109.013550][ T1012]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.013711][ T1012] RIP: 0033:0x7fb6616ee08e
[  109.013849][ T1012] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  109.014318][ T1012] RSP: 002b:00007ffcd5d3ed60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.014523][ T1012] RAX: ffffffffffffffda RBX: 00007ffcd5d3f510 RCX: 00007fb6616ee08e
[  109.014720][ T1012] RDX: 0000000000000000 RSI: 00007ffcd5d3ee10 RDI: 0000000000000005
[  109.014914][ T1012] RBP: 00007ffcd5d3ed70 R08: 0000000000000000 R09: 0000000000000000
[  109.015112][ T1012] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  109.015306][ T1012] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd5d3f4e0
[  109.015510][ T1012]  </TASK>
[  109.015607][ T1012] irq event stamp: 43821
[  109.015704][ T1012] hardirqs last  enabled at (43829): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.015930][ T1012] hardirqs last disabled at (43836): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.016159][ T1012] softirqs last  enabled at (43266): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  109.016387][ T1012] softirqs last disabled at (43261): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  109.016619][ T1012] ---[ end trace 0000000000000000 ]---
[  109.049827][ T1013] vethA: entered promiscuous mode
[  109.050057][ T1013] ------------[ cut here ]------------
[  109.050207][ T1013] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1013
[  109.050487][ T1013] CPU: 0 UID: 0 PID: 1013 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.050767][ T1013] Tainted: [W]=WARN
[  109.050874][ T1013] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.051047][ T1013] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.051237][ T1013] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.051734][ T1013] RSP: 0018:ffa0000002656fb0 EFLAGS: 00010286
[  109.051910][ T1013] RAX: 00000000ffffffa6 RBX: ff1100000f9fe900 RCX: 1ff40000004cadbc
[  109.052124][ T1013] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fe9b8
[  109.052334][ T1013] RBP: ff11000013abc000 R08: 1fe2200001f3fd38 R09: ff1100001602ae80
[  109.052547][ T1013] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[  109.052755][ T1013] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013abc000
[  109.052963][ T1013] FS:  00007f1c986d8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  109.053213][ T1013] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.053389][ T1013] CR2: 00007f1c98a4d040 CR3: 0000000015bcf002 CR4: 0000000000771ef0
[  109.053603][ T1013] PKRU: 55555554
[  109.053707][ T1013] Call Trace:
[  109.053811][ T1013]  <TASK>
[  109.053882][ T1013]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  109.054022][ T1013]  ? netlink_sendmsg+0x735/0xc60
[  109.054880][ T1013]  rtmsg_ifinfo+0x5c/0xb0
[  109.054989][ T1013]  __dev_notify_flags+0x1b8/0x280
[  109.055135][ T1013]  ? netdev_info+0xe2/0x116
[  109.055276][ T1013]  ? netdev_notice+0x120/0x120
[  109.055415][ T1013]  ? netif_change_name+0x8c0/0x8c0
[  109.055563][ T1013]  __dev_set_promiscuity+0x194/0x230
[  109.055702][ T1013]  netif_set_promiscuity+0x4c/0xc0
[  109.055843][ T1013]  dev_set_promiscuity+0x9d/0x150
[  109.055982][ T1013]  hsr_add_port+0x48c/0xb60
[  109.056128][ T1013]  ? hsr_port_exists+0x60/0x60
[  109.056271][ T1013]  ? timer_init_key+0x10d/0x280
[  109.056411][ T1013]  hsr_dev_finalize+0x6e8/0xc00
[  109.056555][ T1013]  ? alloc_netdev_mqs+0xed0/0x1490
[  109.056693][ T1013]  hsr_newlink+0x3b0/0x980
[  109.056832][ T1013]  ? hsr_dellink+0x90/0x90
[  109.056971][ T1013]  ? rtnl_create_link+0x169/0xf20
[  109.057114][ T1013]  ? nla_strscpy+0xe3/0x180
[  109.057255][ T1013]  rtnl_newlink_create+0x2da/0x780
[  109.057397][ T1013]  ? rtnl_create_link+0xf20/0xf20
[  109.057543][ T1013]  ? __dev_get_by_name+0x12/0x50
[  109.057683][ T1013]  ? rtnl_dev_get+0xd7/0x170
[  109.057827][ T1013]  __rtnl_newlink+0x22b/0xa50
[  109.057970][ T1013]  rtnl_newlink+0x8d1/0xea0
[  109.058114][ T1013]  ? lock_acquire.part.0+0xbc/0x260
[  109.058255][ T1013]  ? __rtnl_newlink+0xa50/0xa50
[  109.058395][ T1013]  ? mark_usage+0x61/0x170
[  109.058542][ T1013]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.058682][ T1013]  ? __rtnl_newlink+0xa50/0xa50
[  109.058820][ T1013]  rtnetlink_rcv_msg+0x40d/0x9e0
[  109.058958][ T1013]  ? validate_chain+0x38b/0xc20
[  109.059103][ T1013]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.059243][ T1013]  ? __lock_acquire+0x508/0xc10
[  109.059383][ T1013]  ? lock_acquire.part.0+0xbc/0x260
[  109.059527][ T1013]  ? find_held_lock+0x2b/0x80
[  109.059666][ T1013]  netlink_rcv_skb+0x14e/0x3a0
[  109.059805][ T1013]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.059944][ T1013]  ? netlink_ack+0xcd0/0xcd0
[  109.060085][ T1013]  ? netlink_deliver_tap+0xc5/0x330
[  109.060229][ T1013]  ? netlink_deliver_tap+0x13c/0x330
[  109.060369][ T1013]  netlink_unicast+0x486/0x750
[  109.060513][ T1013]  ? netlink_attachskb+0x810/0x810
[  109.060654][ T1013]  ? __lock_acquire+0x508/0xc10
[  109.060793][ T1013]  netlink_sendmsg+0x735/0xc60
[  109.060932][ T1013]  ? netlink_unicast+0x750/0x750
[  109.061071][ T1013]  ? __might_fault+0x97/0x140
[  109.061217][ T1013]  ____sys_sendmsg+0x419/0x850
[  109.061357][ T1013]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.061501][ T1013]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.061675][ T1013]  ? move_addr_to_kernel+0x40/0x40
[  109.061818][ T1013]  ___sys_sendmsg+0x14e/0x1d0
[  109.061956][ T1013]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.062102][ T1013]  ? copy_msghdr_from_user+0x460/0x460
[  109.062249][ T1013]  ? lock_vma_under_rcu+0x159/0x410
[  109.062391][ T1013]  __sys_sendmsg+0x145/0x1f0
[  109.062533][ T1013]  ? __sys_sendmsg_sock+0x20/0x20
[  109.062678][ T1013]  ? rcu_is_watching+0x15/0xd0
[  109.062816][ T1013]  ? rcu_is_watching+0x15/0xd0
[  109.062956][ T1013]  do_syscall_64+0x117/0xfc0
[  109.063095][ T1013]  ? trace_hardirqs_off+0xd/0x30
[  109.063240][ T1013]  ? exc_page_fault+0xee/0x100
[  109.063378][ T1013]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.063554][ T1013] RIP: 0033:0x7f1c9891208e
[  109.063698][ T1013] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  109.064201][ T1013] RSP: 002b:00007fff4618c710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.064413][ T1013] RAX: ffffffffffffffda RBX: 00007fff4618cec0 RCX: 00007f1c9891208e
[  109.064628][ T1013] RDX: 0000000000000000 RSI: 00007fff4618c7c0 RDI: 0000000000000005
[  109.064837][ T1013] RBP: 00007fff4618c720 R08: 0000000000000000 R09: 0000000000000000
[  109.065045][ T1013] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  109.065262][ T1013] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4618ce90
[  109.065480][ T1013]  </TASK>
[  109.065586][ T1013] irq event stamp: 25339
[  109.065690][ T1013] hardirqs last  enabled at (25347): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.065930][ T1013] hardirqs last disabled at (25354): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.066176][ T1013] softirqs last  enabled at (24748): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  109.066416][ T1013] softirqs last disabled at (23617): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  109.066661][ T1013] ---[ end trace 0000000000000000 ]---
[  109.067022][ T1013] ------------[ cut here ]------------
[  109.067162][ T1013] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1013
[  109.067427][ T1013] CPU: 0 UID: 0 PID: 1013 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.067705][ T1013] Tainted: [W]=WARN
[  109.067807][ T1013] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.067975][ T1013] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.068154][ T1013] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.068640][ T1013] RSP: 0018:ffa0000002656f90 EFLAGS: 00010286
[  109.068810][ T1013] RAX: 00000000ffffffa6 RBX: ff11000004e398c0 RCX: 1ff40000004cadb8
[  109.069010][ T1013] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39978
[  109.069215][ T1013] RBP: ff11000013abc000 R08: 1fe22000009c7330 R09: ff1100001602ae80
[  109.069418][ T1013] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  109.069622][ T1013] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  109.069824][ T1013] FS:  00007f1c986d8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  109.070062][ T1013] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.070240][ T1013] CR2: 00007f1c98a4d040 CR3: 0000000015bcf002 CR4: 0000000000771ef0
[  109.070443][ T1013] PKRU: 55555554
[  109.070549][ T1013] Call Trace:
[  109.070650][ T1013]  <TASK>
[  109.070720][ T1013]  ? rcu_is_watching+0x15/0xd0
[  109.070856][ T1013]  rtnetlink_event+0xe0/0x1f0
[  109.070991][ T1013]  notifier_call_chain+0xb0/0x320
[  109.071133][ T1013]  __netdev_upper_dev_link+0x3a5/0x590
[  109.071272][ T1013]  ? netdev_wait_allrefs_any+0x570/0x570
[  109.071411][ T1013]  ? do_raw_spin_lock+0x131/0x280
[  109.071554][ T1013]  ? find_held_lock+0x2b/0x80
[  109.071691][ T1013]  netdev_master_upper_dev_link+0x86/0xb0
[  109.071827][ T1013]  ? netdev_upper_dev_link+0xb0/0xb0
[  109.071962][ T1013]  ? lockdep_rtnl_is_held+0x1a/0x20
[  109.072102][ T1013]  ? hsr_port_get_hsr+0x9c/0x150
[  109.072239][ T1013]  hsr_add_port+0x4eb/0xb60
[  109.072376][ T1013]  ? hsr_port_exists+0x60/0x60
[  109.072517][ T1013]  ? timer_init_key+0x10d/0x280
[  109.072654][ T1013]  hsr_dev_finalize+0x6e8/0xc00
[  109.072790][ T1013]  ? alloc_netdev_mqs+0xed0/0x1490
[  109.072926][ T1013]  hsr_newlink+0x3b0/0x980
[  109.073063][ T1013]  ? hsr_dellink+0x90/0x90
[  109.073207][ T1013]  ? rtnl_create_link+0x169/0xf20
[  109.073344][ T1013]  ? nla_strscpy+0xe3/0x180
[  109.073486][ T1013]  rtnl_newlink_create+0x2da/0x780
[  109.073625][ T1013]  ? rtnl_create_link+0xf20/0xf20
[  109.073762][ T1013]  ? __dev_get_by_name+0x12/0x50
[  109.073899][ T1013]  ? rtnl_dev_get+0xd7/0x170
[  109.074039][ T1013]  __rtnl_newlink+0x22b/0xa50
[  109.074182][ T1013]  rtnl_newlink+0x8d1/0xea0
[  109.074320][ T1013]  ? lock_acquire.part.0+0xbc/0x260
[  109.074456][ T1013]  ? __rtnl_newlink+0xa50/0xa50
[  109.074596][ T1013]  ? mark_usage+0x61/0x170
[  109.074734][ T1013]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.074870][ T1013]  ? __rtnl_newlink+0xa50/0xa50
[  109.075005][ T1013]  rtnetlink_rcv_msg+0x40d/0x9e0
[  109.075146][ T1013]  ? validate_chain+0x38b/0xc20
[  109.075282][ T1013]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.075419][ T1013]  ? __lock_acquire+0x508/0xc10
[  109.075563][ T1013]  ? lock_acquire.part.0+0xbc/0x260
[  109.075699][ T1013]  ? find_held_lock+0x2b/0x80
[  109.075836][ T1013]  netlink_rcv_skb+0x14e/0x3a0
[  109.075971][ T1013]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.076112][ T1013]  ? netlink_ack+0xcd0/0xcd0
[  109.076252][ T1013]  ? netlink_deliver_tap+0xc5/0x330
[  109.076387][ T1013]  ? netlink_deliver_tap+0x13c/0x330
[  109.076530][ T1013]  netlink_unicast+0x486/0x750
[  109.076667][ T1013]  ? netlink_attachskb+0x810/0x810
[  109.076803][ T1013]  ? __lock_acquire+0x508/0xc10
[  109.076939][ T1013]  netlink_sendmsg+0x735/0xc60
[  109.077076][ T1013]  ? netlink_unicast+0x750/0x750
[  109.077217][ T1013]  ? __might_fault+0x97/0x140
[  109.077354][ T1013]  ____sys_sendmsg+0x419/0x850
[  109.077495][ T1013]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.077632][ T1013]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.077800][ T1013]  ? move_addr_to_kernel+0x40/0x40
[  109.077940][ T1013]  ___sys_sendmsg+0x14e/0x1d0
[  109.078075][ T1013]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.078214][ T1013]  ? copy_msghdr_from_user+0x460/0x460
[  109.078357][ T1013]  ? lock_vma_under_rcu+0x159/0x410
[  109.078498][ T1013]  __sys_sendmsg+0x145/0x1f0
[  109.078634][ T1013]  ? __sys_sendmsg_sock+0x20/0x20
[  109.078773][ T1013]  ? rcu_is_watching+0x15/0xd0
[  109.078908][ T1013]  ? rcu_is_watching+0x15/0xd0
[  109.079045][ T1013]  do_syscall_64+0x117/0xfc0
[  109.079185][ T1013]  ? trace_hardirqs_off+0xd/0x30
[  109.079321][ T1013]  ? exc_page_fault+0xee/0x100
[  109.079457][ T1013]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.079632][ T1013] RIP: 0033:0x7f1c9891208e
[  109.079771][ T1013] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  109.080260][ T1013] RSP: 002b:00007fff4618c710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.080463][ T1013] RAX: ffffffffffffffda RBX: 00007fff4618cec0 RCX: 00007f1c9891208e
[  109.080670][ T1013] RDX: 0000000000000000 RSI: 00007fff4618c7c0 RDI: 0000000000000005
[  109.080872][ T1013] RBP: 00007fff4618c720 R08: 0000000000000000 R09: 0000000000000000
[  109.081074][ T1013] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  109.081280][ T1013] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4618ce90
[  109.081490][ T1013]  </TASK>
[  109.081592][ T1013] irq event stamp: 26281
[  109.081694][ T1013] hardirqs last  enabled at (26289): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.081927][ T1013] hardirqs last disabled at (26296): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.082170][ T1013] softirqs last  enabled at (25488): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  109.082404][ T1013] softirqs last disabled at (25486): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  109.082642][ T1013] ---[ end trace 0000000000000000 ]---
[  109.082858][ T1013] ------------[ cut here ]------------
[  109.082992][ T1013] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1013
[  109.083268][ T1013] CPU: 0 UID: 0 PID: 1013 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.083547][ T1013] Tainted: [W]=WARN
[  109.083650][ T1013] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.083820][ T1013] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.083996][ T1013] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.084494][ T1013] RSP: 0018:ffa0000002656f10 EFLAGS: 00010286
[  109.084665][ T1013] RAX: 00000000ffffffa6 RBX: ff11000013f29e00 RCX: 1ff40000004cada8
[  109.084868][ T1013] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f29eb8
[  109.085072][ T1013] RBP: ff11000004fc9000 R08: 1fe22000027e53d8 R09: ff1100001602ae80
[  109.085282][ T1013] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  109.085489][ T1013] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  109.085695][ T1013] FS:  00007f1c986d8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  109.085933][ T1013] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.086111][ T1013] CR2: 00007f1c98a4d040 CR3: 0000000015bcf002 CR4: 0000000000771ef0
[  109.086316][ T1013] PKRU: 55555554
[  109.086418][ T1013] Call Trace:
[  109.086525][ T1013]  <TASK>
[  109.086595][ T1013]  ? rcu_is_watching+0x15/0xd0
[  109.086732][ T1013]  rtnetlink_event+0xe0/0x1f0
[  109.086869][ T1013]  notifier_call_chain+0xb0/0x320
[  109.087008][ T1013]  netif_set_mtu_ext+0x354/0x5f0
[  109.087149][ T1013]  ? dev_validate_mtu+0x180/0x180
[  109.087289][ T1013]  ? __netdev_update_features+0x4b0/0xdf0
[  109.087428][ T1013]  netif_set_mtu+0x85/0xe0
[  109.087571][ T1013]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  109.087713][ T1013]  dev_set_mtu+0x9d/0x150
[  109.087816][ T1013]  ? dev_disable_lro+0x95/0x140
[  109.087954][ T1013]  hsr_add_port+0x6e3/0xb60
[  109.088107][ T1013]  ? hsr_port_exists+0x60/0x60
[  109.088247][ T1013]  ? timer_init_key+0x10d/0x280
[  109.088385][ T1013]  hsr_dev_finalize+0x6e8/0xc00
[  109.088530][ T1013]  ? alloc_netdev_mqs+0xed0/0x1490
[  109.088666][ T1013]  hsr_newlink+0x3b0/0x980
[  109.088804][ T1013]  ? hsr_dellink+0x90/0x90
[  109.088941][ T1013]  ? rtnl_create_link+0x169/0xf20
[  109.089077][ T1013]  ? nla_strscpy+0xe3/0x180
[  109.089222][ T1013]  rtnl_newlink_create+0x2da/0x780
[  109.089362][ T1013]  ? rtnl_create_link+0xf20/0xf20
[  109.089506][ T1013]  ? __dev_get_by_name+0x12/0x50
[  109.089644][ T1013]  ? rtnl_dev_get+0xd7/0x170
[  109.089786][ T1013]  __rtnl_newlink+0x22b/0xa50
[  109.089928][ T1013]  rtnl_newlink+0x8d1/0xea0
[  109.090066][ T1013]  ? lock_acquire.part.0+0xbc/0x260
[  109.090209][ T1013]  ? __rtnl_newlink+0xa50/0xa50
[  109.090348][ T1013]  ? mark_usage+0x61/0x170
[  109.090490][ T1013]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.090629][ T1013]  ? __rtnl_newlink+0xa50/0xa50
[  109.090766][ T1013]  rtnetlink_rcv_msg+0x40d/0x9e0
[  109.090902][ T1013]  ? validate_chain+0x38b/0xc20
[  109.091039][ T1013]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.091180][ T1013]  ? __lock_acquire+0x508/0xc10
[  109.091320][ T1013]  ? lock_acquire.part.0+0xbc/0x260
[  109.091459][ T1013]  ? find_held_lock+0x2b/0x80
[  109.091601][ T1013]  netlink_rcv_skb+0x14e/0x3a0
[  109.091739][ T1013]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.091876][ T1013]  ? netlink_ack+0xcd0/0xcd0
[  109.092015][ T1013]  ? netlink_deliver_tap+0xc5/0x330
[  109.092158][ T1013]  ? netlink_deliver_tap+0x13c/0x330
[  109.092297][ T1013]  netlink_unicast+0x486/0x750
[  109.092436][ T1013]  ? netlink_attachskb+0x810/0x810
[  109.092577][ T1013]  ? __lock_acquire+0x508/0xc10
[  109.092715][ T1013]  netlink_sendmsg+0x735/0xc60
[  109.092854][ T1013]  ? netlink_unicast+0x750/0x750
[  109.092992][ T1013]  ? __might_fault+0x97/0x140
[  109.093136][ T1013]  ____sys_sendmsg+0x419/0x850
[  109.093274][ T1013]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.093412][ T1013]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.093587][ T1013]  ? move_addr_to_kernel+0x40/0x40
[  109.093728][ T1013]  ___sys_sendmsg+0x14e/0x1d0
[  109.093866][ T1013]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.094003][ T1013]  ? copy_msghdr_from_user+0x460/0x460
[  109.094153][ T1013]  ? lock_vma_under_rcu+0x159/0x410
[  109.094294][ T1013]  __sys_sendmsg+0x145/0x1f0
[  109.094433][ T1013]  ? __sys_sendmsg_sock+0x20/0x20
[  109.094578][ T1013]  ? rcu_is_watching+0x15/0xd0
[  109.094715][ T1013]  ? rcu_is_watching+0x15/0xd0
[  109.094853][ T1013]  do_syscall_64+0x117/0xfc0
[  109.094990][ T1013]  ? trace_hardirqs_off+0xd/0x30
[  109.095136][ T1013]  ? exc_page_fault+0xee/0x100
[  109.095274][ T1013]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.095443][ T1013] RIP: 0033:0x7f1c9891208e
[  109.095591][ T1013] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  109.096077][ T1013] RSP: 002b:00007fff4618c710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.096289][ T1013] RAX: ffffffffffffffda RBX: 00007fff4618cec0 RCX: 00007f1c9891208e
[  109.096501][ T1013] RDX: 0000000000000000 RSI: 00007fff4618c7c0 RDI: 0000000000000005
[  109.096708][ T1013] RBP: 00007fff4618c720 R08: 0000000000000000 R09: 0000000000000000
[  109.096913][ T1013] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  109.097124][ T1013] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4618ce90
[  109.097340][ T1013]  </TASK>
[  109.097442][ T1013] irq event stamp: 27149
[  109.097809][ T1013] hardirqs last  enabled at (27157): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.098046][ T1013] hardirqs last disabled at (27164): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.098290][ T1013] softirqs last  enabled at (26364): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  109.098536][ T1013] softirqs last disabled at (26362): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  109.098774][ T1013] ---[ end trace 0000000000000000 ]---
[  109.098951][ T1013] vethB: entered promiscuous mode
[  109.099141][ T1013] ------------[ cut here ]------------
[  109.099278][ T1013] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1013
[  109.099557][ T1013] CPU: 0 UID: 0 PID: 1013 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.099838][ T1013] Tainted: [W]=WARN
[  109.099945][ T1013] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.100129][ T1013] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.100314][ T1013] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.100820][ T1013] RSP: 0018:ffa0000002656fb0 EFLAGS: 00010286
[  109.100995][ T1013] RAX: 00000000ffffffa6 RBX: ff11000013f298c0 RCX: 1ff40000004cadbc
[  109.101211][ T1013] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f29978
[  109.101421][ T1013] RBP: ff11000015c64000 R08: 1fe22000027e5330 R09: ff1100001602ae80
[  109.101635][ T1013] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[  109.101846][ T1013] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015c64000
[  109.102058][ T1013] FS:  00007f1c986d8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  109.102310][ T1013] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.102493][ T1013] CR2: 00007f1c98a4d040 CR3: 0000000015bcf002 CR4: 0000000000771ef0
[  109.102703][ T1013] PKRU: 55555554
[  109.102808][ T1013] Call Trace:
[  109.102913][ T1013]  <TASK>
[  109.102985][ T1013]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  109.103131][ T1013]  ? netlink_sendmsg+0x735/0xc60
[  109.103272][ T1013]  rtmsg_ifinfo+0x5c/0xb0
[  109.103381][ T1013]  __dev_notify_flags+0x1b8/0x280
[  109.103626][ T1013]  ? netdev_info+0xe2/0x116
[  109.103767][ T1013]  ? netdev_notice+0x120/0x120
[  109.103907][ T1013]  ? netif_change_name+0x8c0/0x8c0
[  109.104052][ T1013]  __dev_set_promiscuity+0x194/0x230
[  109.104297][ T1013]  netif_set_promiscuity+0x4c/0xc0
[  109.104438][ T1013]  dev_set_promiscuity+0x9d/0x150
[  109.104584][ T1013]  hsr_add_port+0x48c/0xb60
[  109.104725][ T1013]  ? hsr_port_exists+0x60/0x60
[  109.104962][ T1013]  ? timer_init_key+0x10d/0x280
[  109.105110][ T1013]  hsr_dev_finalize+0x727/0xc00
[  109.105253][ T1013]  ? alloc_netdev_mqs+0xed0/0x1490
[  109.105394][ T1013]  hsr_newlink+0x3b0/0x980
[  109.105634][ T1013]  ? hsr_dellink+0x90/0x90
[  109.105776][ T1013]  ? rtnl_create_link+0x169/0xf20
[  109.105917][ T1013]  ? nla_strscpy+0xe3/0x180
[  109.106058][ T1013]  rtnl_newlink_create+0x2da/0x780
[  109.106302][ T1013]  ? rtnl_create_link+0xf20/0xf20
[  109.106442][ T1013]  ? __dev_get_by_name+0x12/0x50
[  109.106587][ T1013]  ? rtnl_dev_get+0xd7/0x170
[  109.106733][ T1013]  __rtnl_newlink+0x22b/0xa50
[  109.106972][ T1013]  rtnl_newlink+0x8d1/0xea0
[  109.107120][ T1013]  ? lock_acquire.part.0+0xbc/0x260
[  109.107263][ T1013]  ? __rtnl_newlink+0xa50/0xa50
[  109.107403][ T1013]  ? mark_usage+0x61/0x170
[  109.107647][ T1013]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.107789][ T1013]  ? __rtnl_newlink+0xa50/0xa50
[  109.107929][ T1013]  rtnetlink_rcv_msg+0x40d/0x9e0
[  109.108069][ T1013]  ? validate_chain+0x38b/0xc20
[  109.108311][ T1013]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.108452][ T1013]  ? __lock_acquire+0x508/0xc10
[  109.108599][ T1013]  ? lock_acquire.part.0+0xbc/0x260
[  109.108740][ T1013]  ? find_held_lock+0x2b/0x80
[  109.108977][ T1013]  netlink_rcv_skb+0x14e/0x3a0
[  109.109124][ T1013]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.109267][ T1013]  ? netlink_ack+0xcd0/0xcd0
[  109.109410][ T1013]  ? netlink_deliver_tap+0xc5/0x330
[  109.109649][ T1013]  ? netlink_deliver_tap+0x13c/0x330
[  109.109792][ T1013]  netlink_unicast+0x486/0x750
[  109.109935][ T1013]  ? netlink_attachskb+0x810/0x810
[  109.110075][ T1013]  ? __lock_acquire+0x508/0xc10
[  109.110316][ T1013]  netlink_sendmsg+0x735/0xc60
[  109.110458][ T1013]  ? netlink_unicast+0x750/0x750
[  109.110604][ T1013]  ? __might_fault+0x97/0x140
[  109.110745][ T1013]  ____sys_sendmsg+0x419/0x850
[  109.110983][ T1013]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.111131][ T1013]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.111307][ T1013]  ? move_addr_to_kernel+0x40/0x40
[  109.111451][ T1013]  ___sys_sendmsg+0x14e/0x1d0
[  109.111689][ T1013]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.111829][ T1013]  ? copy_msghdr_from_user+0x460/0x460
[  109.111979][ T1013]  ? lock_vma_under_rcu+0x159/0x410
[  109.112127][ T1013]  __sys_sendmsg+0x145/0x1f0
[  109.112369][ T1013]  ? __sys_sendmsg_sock+0x20/0x20
[  109.112520][ T1013]  ? rcu_is_watching+0x15/0xd0
[  109.112661][ T1013]  ? rcu_is_watching+0x15/0xd0
[  109.112801][ T1013]  do_syscall_64+0x117/0xfc0
[  109.113038][ T1013]  ? trace_hardirqs_off+0xd/0x30
[  109.113185][ T1013]  ? exc_page_fault+0xee/0x100
[  109.113328][ T1013]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.113507][ T1013] RIP: 0033:0x7f1c9891208e
[  109.113758][ T1013] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  109.114362][ T1013] RSP: 002b:00007fff4618c710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.114579][ T1013] RAX: ffffffffffffffda RBX: 00007fff4618cec0 RCX: 00007f1c9891208e
[  109.114792][ T1013] RDX: 0000000000000000 RSI: 00007fff4618c7c0 RDI: 0000000000000005
[  109.115108][ T1013] RBP: 00007fff4618c720 R08: 0000000000000000 R09: 0000000000000000
[  109.115321][ T1013] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  109.115538][ T1013] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4618ce90
[  109.115854][ T1013]  </TASK>
[  109.115959][ T1013] irq event stamp: 28051
[  109.116064][ T1013] hardirqs last  enabled at (28059): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.116413][ T1013] hardirqs last disabled at (28068): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.116662][ T1013] softirqs last  enabled at (27262): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  109.116907][ T1013] softirqs last disabled at (27260): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  109.117252][ T1013] ---[ end trace 0000000000000000 ]---
[  109.117613][ T1013] ------------[ cut here ]------------
[  109.117838][ T1013] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1013
[  109.118112][ T1013] CPU: 0 UID: 0 PID: 1013 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.118486][ T1013] Tainted: [W]=WARN
[  109.118591][ T1013] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.118762][ T1013] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.118939][ T1013] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.119555][ T1013] RSP: 0018:ffa0000002656f90 EFLAGS: 00010286
[  109.119824][ T1013] RAX: 00000000ffffffa6 RBX: ff11000013f291c0 RCX: 1ff40000004cadb8
[  109.120029][ T1013] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f29278
[  109.120240][ T1013] RBP: ff11000015c64000 R08: 1fe22000027e5250 R09: ff1100001602ae80
[  109.120543][ T1013] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  109.120746][ T1013] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  109.120949][ T1013] FS:  00007f1c986d8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  109.121287][ T1013] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.121460][ T1013] CR2: 00007f1c98a4d040 CR3: 0000000015bcf002 CR4: 0000000000771ef0
[  109.121762][ T1013] PKRU: 55555554
[  109.121864][ T1013] Call Trace:
[  109.121966][ T1013]  <TASK>
[  109.122035][ T1013]  ? rcu_is_watching+0x15/0xd0
[  109.122178][ T1013]  rtnetlink_event+0xe0/0x1f0
[  109.122408][ T1013]  notifier_call_chain+0xb0/0x320
[  109.122550][ T1013]  __netdev_upper_dev_link+0x3a5/0x590
[  109.122687][ T1013]  ? netdev_wait_allrefs_any+0x570/0x570
[  109.122825][ T1013]  ? do_raw_spin_lock+0x131/0x280
[  109.123054][ T1013]  ? find_held_lock+0x2b/0x80
[  109.123201][ T1013]  netdev_master_upper_dev_link+0x86/0xb0
[  109.123338][ T1013]  ? netdev_upper_dev_link+0xb0/0xb0
[  109.123478][ T1013]  ? lockdep_rtnl_is_held+0x1a/0x20
[  109.123710][ T1013]  ? hsr_port_get_hsr+0x9c/0x150
[  109.123848][ T1013]  hsr_add_port+0x4eb/0xb60
[  109.123985][ T1013]  ? hsr_port_exists+0x60/0x60
[  109.124128][ T1013]  ? timer_init_key+0x10d/0x280
[  109.124360][ T1013]  hsr_dev_finalize+0x727/0xc00
[  109.124503][ T1013]  ? alloc_netdev_mqs+0xed0/0x1490
[  109.124639][ T1013]  hsr_newlink+0x3b0/0x980
[  109.124775][ T1013]  ? hsr_dellink+0x90/0x90
[  109.125004][ T1013]  ? rtnl_create_link+0x169/0xf20
[  109.125145][ T1013]  ? nla_strscpy+0xe3/0x180
[  109.125283][ T1013]  rtnl_newlink_create+0x2da/0x780
[  109.125420][ T1013]  ? rtnl_create_link+0xf20/0xf20
[  109.125650][ T1013]  ? __dev_get_by_name+0x12/0x50
[  109.125787][ T1013]  ? rtnl_dev_get+0xd7/0x170
[  109.125928][ T1013]  __rtnl_newlink+0x22b/0xa50
[  109.126066][ T1013]  rtnl_newlink+0x8d1/0xea0
[  109.126302][ T1013]  ? lock_acquire.part.0+0xbc/0x260
[  109.126437][ T1013]  ? __rtnl_newlink+0xa50/0xa50
[  109.126577][ T1013]  ? mark_usage+0x61/0x170
[  109.126715][ T1013]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.126942][ T1013]  ? __rtnl_newlink+0xa50/0xa50
[  109.127078][ T1013]  rtnetlink_rcv_msg+0x40d/0x9e0
[  109.127219][ T1013]  ? validate_chain+0x38b/0xc20
[  109.127355][ T1013]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.127587][ T1013]  ? __lock_acquire+0x508/0xc10
[  109.127725][ T1013]  ? lock_acquire.part.0+0xbc/0x260
[  109.127860][ T1013]  ? find_held_lock+0x2b/0x80
[  109.127996][ T1013]  netlink_rcv_skb+0x14e/0x3a0
[  109.128138][ T1013]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.128274][ T1013]  ? netlink_ack+0xcd0/0xcd0
[  109.128412][ T1013]  ? netlink_deliver_tap+0xc5/0x330
[  109.128552][ T1013]  ? netlink_deliver_tap+0x13c/0x330
[  109.128783][ T1013]  netlink_unicast+0x486/0x750
[  109.128921][ T1013]  ? netlink_attachskb+0x810/0x810
[  109.129057][ T1013]  ? __lock_acquire+0x508/0xc10
[  109.129202][ T1013]  netlink_sendmsg+0x735/0xc60
[  109.129431][ T1013]  ? netlink_unicast+0x750/0x750
[  109.129572][ T1013]  ? __might_fault+0x97/0x140
[  109.129709][ T1013]  ____sys_sendmsg+0x419/0x850
[  109.129845][ T1013]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.130072][ T1013]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.130243][ T1013]  ? move_addr_to_kernel+0x40/0x40
[  109.130383][ T1013]  ___sys_sendmsg+0x14e/0x1d0
[  109.130521][ T1013]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.130747][ T1013]  ? copy_msghdr_from_user+0x460/0x460
[  109.130891][ T1013]  ? lock_vma_under_rcu+0x159/0x410
[  109.131029][ T1013]  __sys_sendmsg+0x145/0x1f0
[  109.131172][ T1013]  ? __sys_sendmsg_sock+0x20/0x20
[  109.131404][ T1013]  ? rcu_is_watching+0x15/0xd0
[  109.131544][ T1013]  ? rcu_is_watching+0x15/0xd0
[  109.131679][ T1013]  do_syscall_64+0x117/0xfc0
[  109.131814][ T1013]  ? trace_hardirqs_off+0xd/0x30
[  109.132042][ T1013]  ? exc_page_fault+0xee/0x100
[  109.132181][ T1013]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.132351][ T1013] RIP: 0033:0x7f1c9891208e
[  109.132496][ T1013] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  109.133072][ T1013] RSP: 002b:00007fff4618c710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.133374][ T1013] RAX: ffffffffffffffda RBX: 00007fff4618cec0 RCX: 00007f1c9891208e
[  109.133582][ T1013] RDX: 0000000000000000 RSI: 00007fff4618c7c0 RDI: 0000000000000005
[  109.133786][ T1013] RBP: 00007fff4618c720 R08: 0000000000000000 R09: 0000000000000000
[  109.134083][ T1013] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  109.134293][ T1013] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4618ce90
[  109.134599][ T1013]  </TASK>
[  109.134702][ T1013] irq event stamp: 28999
[  109.134803][ T1013] hardirqs last  enabled at (29007): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.135037][ T1013] hardirqs last disabled at (29014): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.135278][ T1013] softirqs last  enabled at (28202): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  109.135516][ T1013] softirqs last disabled at (28200): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  109.135843][ T1013] ---[ end trace 0000000000000000 ]---
[  109.136054][ T1013] ------------[ cut here ]------------
[  109.136188][ T1013] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1013
[  109.136538][ T1013] CPU: 0 UID: 0 PID: 1013 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.136805][ T1013] Tainted: [W]=WARN
[  109.136905][ T1013] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.137169][ T1013] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.137339][ T1013] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.137910][ T1013] RSP: 0018:ffa0000002657160 EFLAGS: 00010286
[  109.138075][ T1013] RAX: 00000000ffffffa6 RBX: ff11000013f28e40 RCX: 1ff40000004cadf2
[  109.138367][ T1013] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f28ef8
[  109.138572][ T1013] RBP: ff11000015c64000 R08: 1fe22000027e51e0 R09: ff1100001602ae80
[  109.138770][ T1013] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  109.139058][ T1013] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  109.139263][ T1013] FS:  00007f1c986d8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  109.139592][ T1013] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.139758][ T1013] CR2: 00007f1c98a4d040 CR3: 0000000015bcf002 CR4: 0000000000771ef0
[  109.139955][ T1013] PKRU: 55555554
[  109.140054][ T1013] Call Trace:
[  109.140248][ T1013]  <TASK>
[  109.140315][ T1013]  ? rcu_is_watching+0x15/0xd0
[  109.140447][ T1013]  rtnetlink_event+0xe0/0x1f0
[  109.140583][ T1013]  notifier_call_chain+0xb0/0x320
[  109.140808][ T1013]  call_netdevice_notifiers+0x70/0xa0
[  109.140941][ T1013]  ? __dev_open+0x610/0x610
[  109.141074][ T1013]  hsr_dev_finalize+0x9ef/0xc00
[  109.141212][ T1013]  ? alloc_netdev_mqs+0xed0/0x1490
[  109.141434][ T1013]  hsr_newlink+0x3b0/0x980
[  109.141570][ T1013]  ? hsr_dellink+0x90/0x90
[  109.141703][ T1013]  ? rtnl_create_link+0x169/0xf20
[  109.141835][ T1013]  ? nla_strscpy+0xe3/0x180
[  109.142059][ T1013]  rtnl_newlink_create+0x2da/0x780
[  109.142200][ T1013]  ? rtnl_create_link+0xf20/0xf20
[  109.142331][ T1013]  ? __dev_get_by_name+0x12/0x50
[  109.142464][ T1013]  ? rtnl_dev_get+0xd7/0x170
[  109.142693][ T1013]  __rtnl_newlink+0x22b/0xa50
[  109.142829][ T1013]  rtnl_newlink+0x8d1/0xea0
[  109.142962][ T1013]  ? lock_acquire.part.0+0xbc/0x260
[  109.143095][ T1013]  ? __rtnl_newlink+0xa50/0xa50
[  109.143324][ T1013]  ? mark_usage+0x61/0x170
[  109.143463][ T1013]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.143599][ T1013]  ? __rtnl_newlink+0xa50/0xa50
[  109.143731][ T1013]  rtnetlink_rcv_msg+0x40d/0x9e0
[  109.143952][ T1013]  ? validate_chain+0x38b/0xc20
[  109.144084][ T1013]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.144221][ T1013]  ? __lock_acquire+0x508/0xc10
[  109.144355][ T1013]  ? lock_acquire.part.0+0xbc/0x260
[  109.144578][ T1013]  ? find_held_lock+0x2b/0x80
[  109.144712][ T1013]  netlink_rcv_skb+0x14e/0x3a0
[  109.144845][ T1013]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.144977][ T1013]  ? netlink_ack+0xcd0/0xcd0
[  109.145205][ T1013]  ? netlink_deliver_tap+0xc5/0x330
[  109.145338][ T1013]  ? netlink_deliver_tap+0x13c/0x330
[  109.145471][ T1013]  netlink_unicast+0x486/0x750
[  109.145611][ T1013]  ? netlink_attachskb+0x810/0x810
[  109.145834][ T1013]  ? __lock_acquire+0x508/0xc10
[  109.145966][ T1013]  netlink_sendmsg+0x735/0xc60
[  109.146105][ T1013]  ? netlink_unicast+0x750/0x750
[  109.146240][ T1013]  ? __might_fault+0x97/0x140
[  109.146462][ T1013]  ____sys_sendmsg+0x419/0x850
[  109.146599][ T1013]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.146732][ T1013]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.146895][ T1013]  ? move_addr_to_kernel+0x40/0x40
[  109.147125][ T1013]  ___sys_sendmsg+0x14e/0x1d0
[  109.147261][ T1013]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.147394][ T1013]  ? copy_msghdr_from_user+0x460/0x460
[  109.147540][ T1013]  ? lock_vma_under_rcu+0x159/0x410
[  109.147763][ T1013]  __sys_sendmsg+0x145/0x1f0
[  109.147897][ T1013]  ? __sys_sendmsg_sock+0x20/0x20
[  109.148033][ T1013]  ? rcu_is_watching+0x15/0xd0
[  109.148172][ T1013]  ? rcu_is_watching+0x15/0xd0
[  109.148396][ T1013]  do_syscall_64+0x117/0xfc0
[  109.148533][ T1013]  ? trace_hardirqs_off+0xd/0x30
[  109.148665][ T1013]  ? exc_page_fault+0xee/0x100
[  109.148797][ T1013]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.149053][ T1013] RIP: 0033:0x7f1c9891208e
[  109.149198][ T1013] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  109.149768][ T1013] RSP: 002b:00007fff4618c710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.149966][ T1013] RAX: ffffffffffffffda RBX: 00007fff4618cec0 RCX: 00007f1c9891208e
[  109.150171][ T1013] RDX: 0000000000000000 RSI: 00007fff4618c7c0 RDI: 0000000000000005
[  109.150368][ T1013] RBP: 00007fff4618c720 R08: 0000000000000000 R09: 0000000000000000
[  109.150569][ T1013] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  109.150858][ T1013] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4618ce90
[  109.151075][ T1013]  </TASK>
[  109.151177][ T1013] irq event stamp: 29805
[  109.151277][ T1013] hardirqs last  enabled at (29813): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.151602][ T1013] hardirqs last disabled at (29820): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.151830][ T1013] softirqs last  enabled at (29082): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  109.152155][ T1013] softirqs last disabled at (29080): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  109.152382][ T1013] ---[ end trace 0000000000000000 ]---
[  109.152759][ T1013] ------------[ cut here ]------------
[  109.152887][ T1013] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1013
[  109.153146][ T1013] CPU: 0 UID: 0 PID: 1013 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.153507][ T1013] Tainted: [W]=WARN
[  109.153606][ T1013] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.153771][ T1013] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.154034][ T1013] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.154603][ T1013] RSP: 0018:ffa00000026571a0 EFLAGS: 00010286
[  109.154769][ T1013] RAX: 00000000ffffffa6 RBX: ff11000013f28c80 RCX: 1ff40000004cadfa
[  109.154963][ T1013] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f28d38
[  109.155169][ T1013] RBP: ff11000004fc9000 R08: 1fe22000027e51a8 R09: ff1100001602ae80
[  109.155369][ T1013] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  109.155568][ T1013] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  109.155855][ T1013] FS:  00007f1c986d8840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  109.156085][ T1013] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.156346][ T1013] CR2: 00007f1c98a4d040 CR3: 0000000015bcf002 CR4: 0000000000771ef0
[  109.156548][ T1013] PKRU: 55555554
[  109.156646][ T1013] Call Trace:
[  109.156744][ T1013]  <TASK>
[  109.156813][ T1013]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  109.157036][ T1013]  rtmsg_ifinfo+0x5c/0xb0
[  109.157141][ T1013]  __dev_notify_flags+0x1b8/0x280
[  109.157275][ T1013]  ? netif_change_name+0x8c0/0x8c0
[  109.157408][ T1013]  ? hsr_dev_finalize+0x925/0xc00
[  109.157632][ T1013]  ? alloc_netdev_mqs+0xed0/0x1490
[  109.157764][ T1013]  ? hsr_newlink+0x3b0/0x980
[  109.157895][ T1013]  ? hsr_dellink+0x90/0x90
[  109.158027][ T1013]  rtnl_configure_link+0x1ac/0x390
[  109.158167][ T1013]  ? nla_strscpy+0xe3/0x180
[  109.158300][ T1013]  rtnl_newlink_create+0x353/0x780
[  109.158435][ T1013]  ? rtnl_create_link+0xf20/0xf20
[  109.158570][ T1013]  ? __dev_get_by_name+0x12/0x50
[  109.158790][ T1013]  ? rtnl_dev_get+0xd7/0x170
[  109.158928][ T1013]  __rtnl_newlink+0x22b/0xa50
[  109.159063][ T1013]  rtnl_newlink+0x8d1/0xea0
[  109.159203][ T1013]  ? lock_acquire.part.0+0xbc/0x260
[  109.159423][ T1013]  ? __rtnl_newlink+0xa50/0xa50
[  109.159557][ T1013]  ? mark_usage+0x61/0x170
[  109.159693][ T1013]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.159826][ T1013]  ? __rtnl_newlink+0xa50/0xa50
[  109.160044][ T1013]  rtnetlink_rcv_msg+0x40d/0x9e0
[  109.160179][ T1013]  ? validate_chain+0x38b/0xc20
[  109.160310][ T1013]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.160441][ T1013]  ? __lock_acquire+0x508/0xc10
[  109.160665][ T1013]  ? lock_acquire.part.0+0xbc/0x260
[  109.160796][ T1013]  ? find_held_lock+0x2b/0x80
[  109.160928][ T1013]  netlink_rcv_skb+0x14e/0x3a0
[  109.161058][ T1013]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.161284][ T1013]  ? netlink_ack+0xcd0/0xcd0
[  109.161421][ T1013]  ? netlink_deliver_tap+0xc5/0x330
[  109.161556][ T1013]  ? netlink_deliver_tap+0x13c/0x330
[  109.161689][ T1013]  netlink_unicast+0x486/0x750
[  109.161907][ T1013]  ? netlink_attachskb+0x810/0x810
[  109.162040][ T1013]  ? __lock_acquire+0x508/0xc10
[  109.162187][ T1013]  netlink_sendmsg+0x735/0xc60
[  109.162320][ T1013]  ? netlink_unicast+0x750/0x750
[  109.162544][ T1013]  ? __might_fault+0x97/0x140
[  109.162677][ T1013]  ____sys_sendmsg+0x419/0x850
[  109.162808][ T1013]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.162939][ T1013]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.163196][ T1013]  ? move_addr_to_kernel+0x40/0x40
[  109.163333][ T1013]  ___sys_sendmsg+0x14e/0x1d0
[  109.163463][ T1013]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.163599][ T1013]  ? copy_msghdr_from_user+0x460/0x460
[  109.163825][ T1013]  ? lock_vma_under_rcu+0x159/0x410
[  109.163957][ T1013]  __sys_sendmsg+0x145/0x1f0
[  109.164088][ T1013]  ? __sys_sendmsg_sock+0x20/0x20
[  109.164231][ T1013]  ? rcu_is_watching+0x15/0xd0
[  109.164455][ T1013]  ? rcu_is_watching+0x15/0xd0
[  109.164590][ T1013]  do_syscall_64+0x117/0xfc0
[  109.164720][ T1013]  ? trace_hardirqs_off+0xd/0x30
[  109.164851][ T1013]  ? exc_page_fault+0xee/0x100
[  109.165070][ T1013]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.165238][ T1013] RIP: 0033:0x7f1c9891208e
[  109.165374][ T1013] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  109.165933][ T1013] RSP: 002b:00007fff4618c710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.166134][ T1013] RAX: ffffffffffffffda RBX: 00007fff4618cec0 RCX: 00007f1c9891208e
[  109.166421][ T1013] RDX: 0000000000000000 RSI: 00007fff4618c7c0 RDI: 0000000000000005
[  109.166620][ T1013] RBP: 00007fff4618c720 R08: 0000000000000000 R09: 0000000000000000
[  109.166906][ T1013] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  109.167108][ T1013] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4618ce90
[  109.167308][ T1013]  </TASK>
[  109.167405][ T1013] irq event stamp: 30721
[  109.167598][ T1013] hardirqs last  enabled at (30729): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.167823][ T1013] hardirqs last disabled at (30736): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.168143][ T1013] softirqs last  enabled at (30476): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  109.168369][ T1013] softirqs last disabled at (30471): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  109.168600][ T1013] ---[ end trace 0000000000000000 ]---
[  109.248483][ T1016] ------------[ cut here ]------------
[  109.248690][ T1016] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1016
[  109.248997][ T1016] CPU: 2 UID: 0 PID: 1016 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.249319][ T1016] Tainted: [W]=WARN
[  109.249464][ T1016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.249681][ T1016] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.249898][ T1016] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.250432][ T1016] RSP: 0018:ffa00000026a7020 EFLAGS: 00010286
[  109.250655][ T1016] RAX: 00000000ffffffa6 RBX: ff11000004be0e40 RCX: 1ff40000004d4dca
[  109.250897][ T1016] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004be0ef8
[  109.251147][ T1016] RBP: ff11000013ab9000 R08: 1fe220000097c1e0 R09: ff110000139f5158
[  109.251388][ T1016] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  109.251636][ T1016] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013ab9ce1
[  109.251880][ T1016] FS:  00007f4d48abd840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  109.252166][ T1016] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.252378][ T1016] CR2: 00000000350db988 CR3: 0000000016038001 CR4: 0000000000771ef0
[  109.252627][ T1016] PKRU: 55555554
[  109.252771][ T1016] Call Trace:
[  109.252916][ T1016]  <TASK>
[  109.253030][ T1016]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  109.253222][ T1016]  rtmsg_ifinfo+0x5c/0xb0
[  109.253370][ T1016]  ? mark_held_locks+0x40/0x70
[  109.253557][ T1016]  __dev_notify_flags+0x1b8/0x280
[  109.253736][ T1016]  ? netif_change_name+0x8c0/0x8c0
[  109.253914][ T1016]  ? __dev_change_flags+0x4a4/0x660
[  109.254093][ T1016]  ? netif_set_allmulti+0x250/0x250
[  109.254284][ T1016]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.254463][ T1016]  ? is_bpf_text_address+0x68/0x110
[  109.254653][ T1016]  netif_change_flags+0xfe/0x190
[  109.254834][ T1016]  do_setlink.isra.0+0x1cc3/0x2750
[  109.255014][ T1016]  ? rtnl_link_get_size+0x350/0x350
[  109.255206][ T1016]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  109.255441][ T1016]  ? rcu_read_lock_any_held+0x3c/0x90
[  109.255632][ T1016]  ? validate_chain+0x38b/0xc20
[  109.255809][ T1016]  ? rcu_read_lock_any_held+0x66/0x90
[  109.255987][ T1016]  ? stack_depot_save_flags+0x367/0x770
[  109.256179][ T1016]  ? __lock_acquire+0x508/0xc10
[  109.256357][ T1016]  ? lock_acquire.part.0+0xbc/0x260
[  109.256542][ T1016]  ? rtnl_newlink+0x883/0xea0
[  109.256720][ T1016]  ? rcu_is_watching+0x15/0xd0
[  109.256898][ T1016]  ? lock_acquire+0x134/0x160
[  109.257074][ T1016]  ? rcu_is_watching+0x15/0xd0
[  109.257266][ T1016]  ? rcu_is_watching+0x15/0xd0
[  109.257443][ T1016]  ? trace_contention_end+0xb3/0x1a0
[  109.257626][ T1016]  ? __mutex_lock+0x1db/0x2010
[  109.257802][ T1016]  ? __mutex_lock+0x9b2/0x2010
[  109.257980][ T1016]  ? rtnl_newlink+0x883/0xea0
[  109.258172][ T1016]  ? ww_mutex_lock+0x160/0x160
[  109.258352][ T1016]  ? __rtnl_newlink+0x3fa/0xa50
[  109.258539][ T1016]  rtnl_newlink+0x8d1/0xea0
[  109.258747][ T1016]  ? lock_acquire.part.0+0xbc/0x260
[  109.258924][ T1016]  ? __rtnl_newlink+0xa50/0xa50
[  109.259114][ T1016]  ? mark_usage+0x61/0x170
[  109.259296][ T1016]  ? lock_acquire.part.0+0xbc/0x260
[  109.259472][ T1016]  ? find_held_lock+0x2b/0x80
[  109.259658][ T1016]  ? __rtnl_newlink+0xa50/0xa50
[  109.259835][ T1016]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.260015][ T1016]  ? __rtnl_newlink+0xa50/0xa50
[  109.260213][ T1016]  rtnetlink_rcv_msg+0x40d/0x9e0
[  109.260391][ T1016]  ? validate_chain+0x38b/0xc20
[  109.260577][ T1016]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.260753][ T1016]  ? __lock_acquire+0x508/0xc10
[  109.260947][ T1016]  ? lock_acquire.part.0+0xbc/0x260
[  109.261136][ T1016]  ? find_held_lock+0x2b/0x80
[  109.261314][ T1016]  netlink_rcv_skb+0x14e/0x3a0
[  109.261498][ T1016]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.261676][ T1016]  ? netlink_ack+0xcd0/0xcd0
[  109.261855][ T1016]  ? netlink_deliver_tap+0xc5/0x330
[  109.262033][ T1016]  ? netlink_deliver_tap+0x13c/0x330
[  109.262237][ T1016]  netlink_unicast+0x486/0x750
[  109.262415][ T1016]  ? netlink_attachskb+0x810/0x810
[  109.262600][ T1016]  ? __lock_acquire+0x508/0xc10
[  109.262778][ T1016]  netlink_sendmsg+0x735/0xc60
[  109.262956][ T1016]  ? netlink_unicast+0x750/0x750
[  109.263148][ T1016]  ? __might_fault+0x97/0x140
[  109.263327][ T1016]  ____sys_sendmsg+0x419/0x850
[  109.263511][ T1016]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.263689][ T1016]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.263895][ T1016]  ? move_addr_to_kernel+0x40/0x40
[  109.264074][ T1016]  ? stack_depot_save_flags+0x367/0x770
[  109.264263][ T1016]  ? validate_chain+0x38b/0xc20
[  109.264440][ T1016]  ___sys_sendmsg+0x14e/0x1d0
[  109.264624][ T1016]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  109.264832][ T1016]  ? copy_msghdr_from_user+0x460/0x460
[  109.265018][ T1016]  __sys_sendmsg+0x145/0x1f0
[  109.265209][ T1016]  ? __sys_sendmsg_sock+0x20/0x20
[  109.265384][ T1016]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  109.265603][ T1016]  ? do_raw_spin_unlock+0x59/0x250
[  109.265781][ T1016]  ? rcu_is_watching+0x15/0xd0
[  109.265959][ T1016]  do_syscall_64+0x117/0xfc0
[  109.266174][ T1016]  ? trace_hardirqs_off+0xd/0x30
[  109.266352][ T1016]  ? exc_page_fault+0xee/0x100
[  109.266538][ T1016]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.266746][ T1016] RIP: 0033:0x7f4d48cf708e
[  109.266929][ T1016] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  109.267444][ T1016] RSP: 002b:00007ffea5502df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.267701][ T1016] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4d48cf708e
[  109.267940][ T1016] RDX: 0000000000000000 RSI: 00007ffea5502ea0 RDI: 0000000000000005
[  109.268193][ T1016] RBP: 00007ffea5502e00 R08: 0000000000000000 R09: 0000000000000000
[  109.268432][ T1016] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  109.268681][ T1016] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea5503570
[  109.268925][ T1016]  </TASK>
[  109.269067][ T1016] irq event stamp: 24605
[  109.269220][ T1016] hardirqs last  enabled at (24617): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.269523][ T1016] hardirqs last disabled at (24626): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.269794][ T1016] softirqs last  enabled at (24078): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  109.270065][ T1016] softirqs last disabled at (24067): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  109.270347][ T1016] ---[ end trace 0000000000000000 ]---
[  109.305369][ T1017] ------------[ cut here ]------------
[  109.305549][ T1017] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1017
[  109.305806][ T1017] CPU: 3 UID: 0 PID: 1017 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.306067][ T1017] Tainted: [W]=WARN
[  109.306173][ T1017] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.306339][ T1017] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.306515][ T1017] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.306979][ T1017] RSP: 0018:ffa00000026b7020 EFLAGS: 00010286
[  109.307144][ T1017] RAX: 00000000ffffffa6 RBX: ff11000004be1e00 RCX: 1ff40000004d6dca
[  109.307338][ T1017] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004be1eb8
[  109.307535][ T1017] RBP: ff11000015c61000 R08: 1fe220000097c3d8 R09: ff110000139f2e58
[  109.307726][ T1017] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  109.307919][ T1017] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015c61ce1
[  109.308117][ T1017] FS:  00007fe71fca5840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  109.308343][ T1017] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.308509][ T1017] CR2: 000000000324b988 CR3: 0000000013ed7005 CR4: 0000000000771ef0
[  109.308701][ T1017] PKRU: 55555554
[  109.308797][ T1017] Call Trace:
[  109.308895][ T1017]  <TASK>
[  109.308961][ T1017]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  109.309091][ T1017]  rtmsg_ifinfo+0x5c/0xb0
[  109.309195][ T1017]  ? mark_held_locks+0x40/0x70
[  109.309326][ T1017]  __dev_notify_flags+0x1b8/0x280
[  109.309457][ T1017]  ? netif_change_name+0x8c0/0x8c0
[  109.309590][ T1017]  ? __dev_change_flags+0x4a4/0x660
[  109.309719][ T1017]  ? netif_set_allmulti+0x250/0x250
[  109.309848][ T1017]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.309978][ T1017]  ? is_bpf_text_address+0x68/0x110
[  109.310112][ T1017]  netif_change_flags+0xfe/0x190
[  109.310241][ T1017]  do_setlink.isra.0+0x1cc3/0x2750
[  109.310371][ T1017]  ? rtnl_link_get_size+0x350/0x350
[  109.310502][ T1017]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  109.310663][ T1017]  ? rcu_read_lock_any_held+0x3c/0x90
[  109.310792][ T1017]  ? validate_chain+0x38b/0xc20
[  109.310921][ T1017]  ? rcu_read_lock_any_held+0x66/0x90
[  109.311048][ T1017]  ? stack_depot_save_flags+0x367/0x770
[  109.311182][ T1017]  ? __lock_acquire+0x508/0xc10
[  109.311313][ T1017]  ? lock_acquire.part.0+0xbc/0x260
[  109.311476][ T1017]  ? rtnl_newlink+0x883/0xea0
[  109.311613][ T1017]  ? rcu_is_watching+0x15/0xd0
[  109.311742][ T1017]  ? lock_acquire+0x134/0x160
[  109.311869][ T1017]  ? rcu_is_watching+0x15/0xd0
[  109.311997][ T1017]  ? rcu_is_watching+0x15/0xd0
[  109.312131][ T1017]  ? trace_contention_end+0xb3/0x1a0
[  109.312262][ T1017]  ? __mutex_lock+0x1db/0x2010
[  109.312391][ T1017]  ? __mutex_lock+0x9b2/0x2010
[  109.312525][ T1017]  ? rtnl_newlink+0x883/0xea0
[  109.312657][ T1017]  ? ww_mutex_lock+0x160/0x160
[  109.312788][ T1017]  ? __rtnl_newlink+0x3fa/0xa50
[  109.312921][ T1017]  rtnl_newlink+0x8d1/0xea0
[  109.313052][ T1017]  ? lock_acquire.part.0+0xbc/0x260
[  109.313186][ T1017]  ? __rtnl_newlink+0xa50/0xa50
[  109.313316][ T1017]  ? mark_usage+0x61/0x170
[  109.313449][ T1017]  ? lock_acquire.part.0+0xbc/0x260
[  109.313583][ T1017]  ? find_held_lock+0x2b/0x80
[  109.313717][ T1017]  ? __rtnl_newlink+0xa50/0xa50
[  109.313846][ T1017]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.313976][ T1017]  ? __rtnl_newlink+0xa50/0xa50
[  109.314110][ T1017]  rtnetlink_rcv_msg+0x40d/0x9e0
[  109.314240][ T1017]  ? validate_chain+0x38b/0xc20
[  109.314368][ T1017]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.314499][ T1017]  ? __lock_acquire+0x508/0xc10
[  109.314630][ T1017]  ? lock_acquire.part.0+0xbc/0x260
[  109.314760][ T1017]  ? find_held_lock+0x2b/0x80
[  109.314890][ T1017]  netlink_rcv_skb+0x14e/0x3a0
[  109.315018][ T1017]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.315152][ T1017]  ? netlink_ack+0xcd0/0xcd0
[  109.315284][ T1017]  ? netlink_deliver_tap+0xc5/0x330
[  109.315412][ T1017]  ? netlink_deliver_tap+0x13c/0x330
[  109.315585][ T1017]  netlink_unicast+0x486/0x750
[  109.315717][ T1017]  ? netlink_attachskb+0x810/0x810
[  109.315847][ T1017]  ? __lock_acquire+0x508/0xc10
[  109.315978][ T1017]  netlink_sendmsg+0x735/0xc60
[  109.316112][ T1017]  ? netlink_unicast+0x750/0x750
[  109.316242][ T1017]  ? __might_fault+0x97/0x140
[  109.316373][ T1017]  ____sys_sendmsg+0x419/0x850
[  109.316507][ T1017]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.316635][ T1017]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.316796][ T1017]  ? move_addr_to_kernel+0x40/0x40
[  109.316926][ T1017]  ? stack_depot_save_flags+0x367/0x770
[  109.317055][ T1017]  ? validate_chain+0x38b/0xc20
[  109.317193][ T1017]  ___sys_sendmsg+0x14e/0x1d0
[  109.317322][ T1017]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  109.317484][ T1017]  ? copy_msghdr_from_user+0x460/0x460
[  109.317622][ T1017]  __sys_sendmsg+0x145/0x1f0
[  109.317754][ T1017]  ? __sys_sendmsg_sock+0x20/0x20
[  109.317884][ T1017]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  109.318046][ T1017]  ? do_raw_spin_unlock+0x59/0x250
[  109.318180][ T1017]  ? rcu_is_watching+0x15/0xd0
[  109.318309][ T1017]  do_syscall_64+0x117/0xfc0
[  109.318437][ T1017]  ? trace_hardirqs_off+0xd/0x30
[  109.318568][ T1017]  ? exc_page_fault+0xee/0x100
[  109.318698][ T1017]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.318856][ T1017] RIP: 0033:0x7fe71fedf08e
[  109.318990][ T1017] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  109.319450][ T1017] RSP: 002b:00007fffbc35b8f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.319648][ T1017] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe71fedf08e
[  109.319841][ T1017] RDX: 0000000000000000 RSI: 00007fffbc35b9a0 RDI: 0000000000000005
[  109.320032][ T1017] RBP: 00007fffbc35b900 R08: 0000000000000000 R09: 0000000000000000
[  109.320228][ T1017] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  109.320420][ T1017] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbc35c070
[  109.320631][ T1017]  </TASK>
[  109.320730][ T1017] irq event stamp: 29567
[  109.320826][ T1017] hardirqs last  enabled at (29575): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.321047][ T1017] hardirqs last disabled at (29582): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.321275][ T1017] softirqs last  enabled at (28694): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  109.321501][ T1017] softirqs last disabled at (28692): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  109.321721][ T1017] ---[ end trace 0000000000000000 ]---
[  109.349182][ T1018] prp1: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[  109.349424][ T1018] prp1: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[  109.349749][ T1018] ------------[ cut here ]------------
[  109.349876][ T1018] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1018
[  109.350135][ T1018] CPU: 0 UID: 0 PID: 1018 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.350397][ T1018] Tainted: [W]=WARN
[  109.350499][ T1018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.350658][ T1018] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.350823][ T1018] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.351285][ T1018] RSP: 0018:ffa00000026c7020 EFLAGS: 00010286
[  109.351446][ T1018] RAX: 00000000ffffffa6 RBX: ff1100001620e900 RCX: 1ff40000004d8dca
[  109.351643][ T1018] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001620e9b8
[  109.351834][ T1018] RBP: ff1100000f4c9000 R08: 1fe2200002c41d38 R09: ff11000004d90b58
[  109.352023][ T1018] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  109.352219][ T1018] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f4c9ce1
[  109.352410][ T1018] FS:  00007f649a6cb840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  109.352638][ T1018] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.352799][ T1018] CR2: 0000000032210988 CR3: 0000000015847005 CR4: 0000000000771ef0
[  109.352990][ T1018] PKRU: 55555554
[  109.353085][ T1018] Call Trace:
[  109.353186][ T1018]  <TASK>
[  109.353253][ T1018]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  109.353383][ T1018]  rtmsg_ifinfo+0x5c/0xb0
[  109.353483][ T1018]  ? mark_held_locks+0x40/0x70
[  109.353613][ T1018]  __dev_notify_flags+0x1b8/0x280
[  109.353742][ T1018]  ? netif_change_name+0x8c0/0x8c0
[  109.353870][ T1018]  ? __dev_change_flags+0x4a4/0x660
[  109.353997][ T1018]  ? netif_set_allmulti+0x250/0x250
[  109.354130][ T1018]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.354260][ T1018]  ? is_bpf_text_address+0x68/0x110
[  109.354388][ T1018]  netif_change_flags+0xfe/0x190
[  109.354520][ T1018]  do_setlink.isra.0+0x1cc3/0x2750
[  109.354648][ T1018]  ? rtnl_link_get_size+0x350/0x350
[  109.354778][ T1018]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  109.354936][ T1018]  ? rcu_read_lock_any_held+0x3c/0x90
[  109.355063][ T1018]  ? validate_chain+0x38b/0xc20
[  109.355201][ T1018]  ? rcu_read_lock_any_held+0x66/0x90
[  109.355330][ T1018]  ? stack_depot_save_flags+0x367/0x770
[  109.355460][ T1018]  ? __lock_acquire+0x508/0xc10
[  109.355593][ T1018]  ? lock_acquire.part.0+0xbc/0x260
[  109.355722][ T1018]  ? rtnl_newlink+0x883/0xea0
[  109.355853][ T1018]  ? rcu_is_watching+0x15/0xd0
[  109.355982][ T1018]  ? lock_acquire+0x134/0x160
[  109.356170][ T1018]  ? rcu_is_watching+0x15/0xd0
[  109.356300][ T1018]  ? rcu_is_watching+0x15/0xd0
[  109.356428][ T1018]  ? trace_contention_end+0xb3/0x1a0
[  109.356561][ T1018]  ? __mutex_lock+0x1db/0x2010
[  109.356690][ T1018]  ? __mutex_lock+0x9b2/0x2010
[  109.356819][ T1018]  ? rtnl_newlink+0x883/0xea0
[  109.356949][ T1018]  ? ww_mutex_lock+0x160/0x160
[  109.357080][ T1018]  ? __rtnl_newlink+0x3fa/0xa50
[  109.357269][ T1018]  rtnl_newlink+0x8d1/0xea0
[  109.357398][ T1018]  ? lock_acquire.part.0+0xbc/0x260
[  109.357529][ T1018]  ? __rtnl_newlink+0xa50/0xa50
[  109.357657][ T1018]  ? mark_usage+0x61/0x170
[  109.357788][ T1018]  ? lock_acquire.part.0+0xbc/0x260
[  109.357917][ T1018]  ? find_held_lock+0x2b/0x80
[  109.358047][ T1018]  ? __rtnl_newlink+0xa50/0xa50
[  109.358264][ T1018]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.358395][ T1018]  ? __rtnl_newlink+0xa50/0xa50
[  109.358529][ T1018]  rtnetlink_rcv_msg+0x40d/0x9e0
[  109.358657][ T1018]  ? validate_chain+0x38b/0xc20
[  109.358785][ T1018]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.358915][ T1018]  ? __lock_acquire+0x508/0xc10
[  109.359045][ T1018]  ? lock_acquire.part.0+0xbc/0x260
[  109.359241][ T1018]  ? find_held_lock+0x2b/0x80
[  109.359376][ T1018]  netlink_rcv_skb+0x14e/0x3a0
[  109.359508][ T1018]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.359637][ T1018]  ? netlink_ack+0xcd0/0xcd0
[  109.359768][ T1018]  ? netlink_deliver_tap+0xc5/0x330
[  109.359896][ T1018]  ? netlink_deliver_tap+0x13c/0x330
[  109.360025][ T1018]  netlink_unicast+0x486/0x750
[  109.360209][ T1018]  ? netlink_attachskb+0x810/0x810
[  109.360339][ T1018]  ? __lock_acquire+0x508/0xc10
[  109.360469][ T1018]  netlink_sendmsg+0x735/0xc60
[  109.360638][ T1018]  ? netlink_unicast+0x750/0x750
[  109.360769][ T1018]  ? __might_fault+0x97/0x140
[  109.360898][ T1018]  ____sys_sendmsg+0x419/0x850
[  109.361027][ T1018]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.361211][ T1018]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.361368][ T1018]  ? move_addr_to_kernel+0x40/0x40
[  109.361506][ T1018]  ? stack_depot_save_flags+0x367/0x770
[  109.361633][ T1018]  ? validate_chain+0x38b/0xc20
[  109.361764][ T1018]  ___sys_sendmsg+0x14e/0x1d0
[  109.361892][ T1018]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  109.362050][ T1018]  ? copy_msghdr_from_user+0x460/0x460
[  109.362240][ T1018]  __sys_sendmsg+0x145/0x1f0
[  109.362368][ T1018]  ? __sys_sendmsg_sock+0x20/0x20
[  109.362499][ T1018]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  109.362662][ T1018]  ? do_raw_spin_unlock+0x59/0x250
[  109.362791][ T1018]  ? rcu_is_watching+0x15/0xd0
[  109.362920][ T1018]  do_syscall_64+0x117/0xfc0
[  109.363048][ T1018]  ? trace_hardirqs_off+0xd/0x30
[  109.363231][ T1018]  ? exc_page_fault+0xee/0x100
[  109.363359][ T1018]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.363523][ T1018] RIP: 0033:0x7f649a90508e
[  109.363658][ T1018] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  109.364137][ T1018] RSP: 002b:00007fffb014db30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.364330][ T1018] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f649a90508e
[  109.364527][ T1018] RDX: 0000000000000000 RSI: 00007fffb014dbe0 RDI: 0000000000000005
[  109.364719][ T1018] RBP: 00007fffb014db40 R08: 0000000000000000 R09: 0000000000000000
[  109.364910][ T1018] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  109.365108][ T1018] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb014e2b0
[  109.365305][ T1018]  </TASK>
[  109.365401][ T1018] irq event stamp: 21923
[  109.365504][ T1018] hardirqs last  enabled at (21931): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.365726][ T1018] hardirqs last disabled at (21938): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.365947][ T1018] softirqs last  enabled at (21856): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  109.366176][ T1018] softirqs last disabled at (21823): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  109.366398][ T1018] ---[ end trace 0000000000000000 ]---
[  109.367072][ T1018] ------------[ cut here ]------------
[  109.367227][ T1018] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1018
[  109.367506][ T1018] CPU: 3 UID: 0 PID: 1018 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.367781][ T1018] Tainted: [W]=WARN
[  109.367884][ T1018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.368053][ T1018] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.368239][ T1018] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.368728][ T1018] RSP: 0018:ffa00000026c6da0 EFLAGS: 00010286
[  109.368899][ T1018] RAX: 00000000ffffffa6 RBX: ff1100001620ee40 RCX: 1ff40000004d8d7a
[  109.369107][ T1018] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001620eef8
[  109.369309][ T1018] RBP: ff1100000f4c9000 R08: 1fe2200002c41de0 R09: ff11000004d90b58
[  109.369517][ T1018] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  109.369719][ T1018] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  109.369922][ T1018] FS:  00007f649a6cb840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  109.370167][ T1018] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.370338][ T1018] CR2: 00007fe71fd72574 CR3: 0000000015847006 CR4: 0000000000771ef0
[  109.370545][ T1018] PKRU: 55555554
[  109.370646][ T1018] Call Trace:
[  109.370746][ T1018]  <TASK>
[  109.370816][ T1018]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  109.370951][ T1018]  ? notifier_call_chain+0xb0/0x320
[  109.371087][ T1018]  rtmsg_ifinfo+0x5c/0xb0
[  109.371198][ T1018]  netif_state_change+0x155/0x340
[  109.371335][ T1018]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  109.371507][ T1018]  ? print_lock_name+0x4c/0x110
[  109.371644][ T1018]  netif_set_operstate+0xc1/0x100
[  109.371779][ T1018]  ? rtnl_put_cacheinfo+0x250/0x250
[  109.371917][ T1018]  hsr_check_carrier_and_operstate+0x1ec/0x700
[  109.372087][ T1018]  ? hsr_port_get_hsr+0x9c/0x150
[  109.372231][ T1018]  ? packet_notifier+0x1c2/0xbd0
[  109.372369][ T1018]  ? mutex_is_locked+0x1c/0x50
[  109.372511][ T1018]  hsr_netdev_notify+0x387/0xad0
[  109.372647][ T1018]  ? hsr_port_get_hsr+0x150/0x150
[  109.372784][ T1018]  notifier_call_chain+0xb0/0x320
[  109.372923][ T1018]  __dev_notify_flags+0xde/0x280
[  109.373060][ T1018]  ? netif_change_name+0x8c0/0x8c0
[  109.373205][ T1018]  ? netif_set_allmulti+0x250/0x250
[  109.373341][ T1018]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.373477][ T1018]  ? is_bpf_text_address+0x68/0x110
[  109.373619][ T1018]  netif_change_flags+0xfe/0x190
[  109.373755][ T1018]  do_setlink.isra.0+0x1cc3/0x2750
[  109.373892][ T1018]  ? rtnl_link_get_size+0x350/0x350
[  109.374048][ T1018]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  109.374225][ T1018]  ? rcu_read_lock_any_held+0x3c/0x90
[  109.374363][ T1018]  ? validate_chain+0x38b/0xc20
[  109.374503][ T1018]  ? rcu_read_lock_any_held+0x66/0x90
[  109.374639][ T1018]  ? stack_depot_save_flags+0x367/0x770
[  109.374775][ T1018]  ? __lock_acquire+0x508/0xc10
[  109.374913][ T1018]  ? lock_acquire.part.0+0xbc/0x260
[  109.375049][ T1018]  ? rtnl_newlink+0x883/0xea0
[  109.375191][ T1018]  ? rcu_is_watching+0x15/0xd0
[  109.375329][ T1018]  ? lock_acquire+0x134/0x160
[  109.375472][ T1018]  ? rcu_is_watching+0x15/0xd0
[  109.375612][ T1018]  ? rcu_is_watching+0x15/0xd0
[  109.375749][ T1018]  ? trace_contention_end+0xb3/0x1a0
[  109.375893][ T1018]  ? __mutex_lock+0x1db/0x2010
[  109.376033][ T1018]  ? __mutex_lock+0x9b2/0x2010
[  109.376178][ T1018]  ? rtnl_newlink+0x883/0xea0
[  109.376317][ T1018]  ? ww_mutex_lock+0x160/0x160
[  109.376458][ T1018]  ? __rtnl_newlink+0x3fa/0xa50
[  109.376602][ T1018]  rtnl_newlink+0x8d1/0xea0
[  109.376741][ T1018]  ? lock_acquire.part.0+0xbc/0x260
[  109.376898][ T1018]  ? __rtnl_newlink+0xa50/0xa50
[  109.377033][ T1018]  ? mark_usage+0x61/0x170
[  109.377177][ T1018]  ? lock_acquire.part.0+0xbc/0x260
[  109.377313][ T1018]  ? find_held_lock+0x2b/0x80
[  109.377449][ T1018]  ? __rtnl_newlink+0xa50/0xa50
[  109.377587][ T1018]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.377724][ T1018]  ? __rtnl_newlink+0xa50/0xa50
[  109.377861][ T1018]  rtnetlink_rcv_msg+0x40d/0x9e0
[  109.377997][ T1018]  ? validate_chain+0x38b/0xc20
[  109.378138][ T1018]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.378274][ T1018]  ? __lock_acquire+0x508/0xc10
[  109.378411][ T1018]  ? lock_acquire.part.0+0xbc/0x260
[  109.378552][ T1018]  ? find_held_lock+0x2b/0x80
[  109.378688][ T1018]  netlink_rcv_skb+0x14e/0x3a0
[  109.378824][ T1018]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.378960][ T1018]  ? netlink_ack+0xcd0/0xcd0
[  109.379104][ T1018]  ? netlink_deliver_tap+0xc5/0x330
[  109.379240][ T1018]  ? netlink_deliver_tap+0x13c/0x330
[  109.379378][ T1018]  netlink_unicast+0x486/0x750
[  109.379522][ T1018]  ? netlink_attachskb+0x810/0x810
[  109.379661][ T1018]  ? __lock_acquire+0x508/0xc10
[  109.379797][ T1018]  netlink_sendmsg+0x735/0xc60
[  109.379934][ T1018]  ? netlink_unicast+0x750/0x750
[  109.380071][ T1018]  ? __might_fault+0x97/0x140
[  109.380212][ T1018]  ____sys_sendmsg+0x419/0x850
[  109.380348][ T1018]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.380489][ T1018]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.380660][ T1018]  ? move_addr_to_kernel+0x40/0x40
[  109.380797][ T1018]  ? stack_depot_save_flags+0x367/0x770
[  109.380933][ T1018]  ? validate_chain+0x38b/0xc20
[  109.381069][ T1018]  ___sys_sendmsg+0x14e/0x1d0
[  109.381210][ T1018]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  109.381380][ T1018]  ? copy_msghdr_from_user+0x460/0x460
[  109.381529][ T1018]  __sys_sendmsg+0x145/0x1f0
[  109.381666][ T1018]  ? __sys_sendmsg_sock+0x20/0x20
[  109.381801][ T1018]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  109.381971][ T1018]  ? do_raw_spin_unlock+0x59/0x250
[  109.382112][ T1018]  ? rcu_is_watching+0x15/0xd0
[  109.382250][ T1018]  do_syscall_64+0x117/0xfc0
[  109.382385][ T1018]  ? trace_hardirqs_off+0xd/0x30
[  109.382524][ T1018]  ? exc_page_fault+0xee/0x100
[  109.382661][ T1018]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.382830][ T1018] RIP: 0033:0x7f649a90508e
[  109.382970][ T1018] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  109.383457][ T1018] RSP: 002b:00007fffb014db30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.383668][ T1018] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f649a90508e
[  109.383870][ T1018] RDX: 0000000000000000 RSI: 00007fffb014dbe0 RDI: 0000000000000005
[  109.384072][ T1018] RBP: 00007fffb014db40 R08: 0000000000000000 R09: 0000000000000000
[  109.384279][ T1018] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  109.384489][ T1018] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb014e2b0
[  109.384696][ T1018]  </TASK>
[  109.384798][ T1018] irq event stamp: 23399
[  109.384900][ T1018] hardirqs last  enabled at (23407): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.385141][ T1018] hardirqs last disabled at (23416): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.385378][ T1018] softirqs last  enabled at (22454): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  109.385617][ T1018] softirqs last disabled at (22447): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  109.385852][ T1018] ---[ end trace 0000000000000000 ]---
[  109.412761][ T1019] ------------[ cut here ]------------
[  109.412966][ T1019] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1019
[  109.413557][ T1019] CPU: 2 UID: 0 PID: 1019 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.413859][ T1019] Tainted: [W]=WARN
[  109.414005][ T1019] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.414224][ T1019] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.414439][ T1019] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.414957][ T1019] RSP: 0018:ffa00000026d7020 EFLAGS: 00010286
[  109.415177][ T1019] RAX: 00000000ffffffa6 RBX: ff1100001620f1c0 RCX: 1ff40000004dadca
[  109.415416][ T1019] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001620f278
[  109.415663][ T1019] RBP: ff11000013abc000 R08: 1fe2200002c41e50 R09: ff11000004d92e58
[  109.415902][ T1019] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  109.416158][ T1019] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013abcce1
[  109.416400][ T1019] FS:  00007fc6b8289840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  109.416681][ T1019] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.416892][ T1019] CR2: 0000000029a8e988 CR3: 0000000016327004 CR4: 0000000000771ef0
[  109.417148][ T1019] PKRU: 55555554
[  109.417292][ T1019] Call Trace:
[  109.417436][ T1019]  <TASK>
[  109.417558][ T1019]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  109.417737][ T1019]  rtmsg_ifinfo+0x5c/0xb0
[  109.417883][ T1019]  ? mark_held_locks+0x40/0x70
[  109.418059][ T1019]  __dev_notify_flags+0x1b8/0x280
[  109.418248][ T1019]  ? netif_change_name+0x8c0/0x8c0
[  109.418425][ T1019]  ? __dev_change_flags+0x4a4/0x660
[  109.418613][ T1019]  ? netif_set_allmulti+0x250/0x250
[  109.418790][ T1019]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.418968][ T1019]  ? is_bpf_text_address+0x68/0x110
[  109.419159][ T1019]  netif_change_flags+0xfe/0x190
[  109.419338][ T1019]  do_setlink.isra.0+0x1cc3/0x2750
[  109.419524][ T1019]  ? rtnl_link_get_size+0x350/0x350
[  109.419705][ T1019]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  109.419914][ T1019]  ? rcu_read_lock_any_held+0x3c/0x90
[  109.420091][ T1019]  ? validate_chain+0x38b/0xc20
[  109.420282][ T1019]  ? rcu_read_lock_any_held+0x66/0x90
[  109.420460][ T1019]  ? stack_depot_save_flags+0x367/0x770
[  109.420646][ T1019]  ? __lock_acquire+0x508/0xc10
[  109.420824][ T1019]  ? lock_acquire.part.0+0xbc/0x260
[  109.421003][ T1019]  ? rtnl_newlink+0x883/0xea0
[  109.421194][ T1019]  ? rcu_is_watching+0x15/0xd0
[  109.421370][ T1019]  ? lock_acquire+0x134/0x160
[  109.421555][ T1019]  ? rcu_is_watching+0x15/0xd0
[  109.421732][ T1019]  ? rcu_is_watching+0x15/0xd0
[  109.421910][ T1019]  ? trace_contention_end+0xb3/0x1a0
[  109.422087][ T1019]  ? __mutex_lock+0x1db/0x2010
[  109.422276][ T1019]  ? __mutex_lock+0x9b2/0x2010
[  109.422456][ T1019]  ? rtnl_newlink+0x883/0xea0
[  109.422643][ T1019]  ? ww_mutex_lock+0x160/0x160
[  109.422822][ T1019]  ? __rtnl_newlink+0x3fa/0xa50
[  109.423002][ T1019]  rtnl_newlink+0x8d1/0xea0
[  109.423192][ T1019]  ? lock_acquire.part.0+0xbc/0x260
[  109.423370][ T1019]  ? __rtnl_newlink+0xa50/0xa50
[  109.423555][ T1019]  ? mark_usage+0x61/0x170
[  109.423735][ T1019]  ? lock_acquire.part.0+0xbc/0x260
[  109.423915][ T1019]  ? find_held_lock+0x2b/0x80
[  109.424092][ T1019]  ? __rtnl_newlink+0xa50/0xa50
[  109.424284][ T1019]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.424461][ T1019]  ? __rtnl_newlink+0xa50/0xa50
[  109.424648][ T1019]  rtnetlink_rcv_msg+0x40d/0x9e0
[  109.424825][ T1019]  ? validate_chain+0x38b/0xc20
[  109.425001][ T1019]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.425189][ T1019]  ? __lock_acquire+0x508/0xc10
[  109.425374][ T1019]  ? lock_acquire.part.0+0xbc/0x260
[  109.425557][ T1019]  ? find_held_lock+0x2b/0x80
[  109.425736][ T1019]  netlink_rcv_skb+0x14e/0x3a0
[  109.425916][ T1019]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.426093][ T1019]  ? netlink_ack+0xcd0/0xcd0
[  109.426285][ T1019]  ? netlink_deliver_tap+0xc5/0x330
[  109.426460][ T1019]  ? netlink_deliver_tap+0x13c/0x330
[  109.426649][ T1019]  netlink_unicast+0x486/0x750
[  109.426827][ T1019]  ? netlink_attachskb+0x810/0x810
[  109.427005][ T1019]  ? __lock_acquire+0x508/0xc10
[  109.427195][ T1019]  netlink_sendmsg+0x735/0xc60
[  109.427375][ T1019]  ? netlink_unicast+0x750/0x750
[  109.427561][ T1019]  ? __might_fault+0x97/0x140
[  109.427739][ T1019]  ____sys_sendmsg+0x419/0x850
[  109.427916][ T1019]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.428109][ T1019]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.428316][ T1019]  ? move_addr_to_kernel+0x40/0x40
[  109.428502][ T1019]  ? stack_depot_save_flags+0x367/0x770
[  109.428679][ T1019]  ? validate_chain+0x38b/0xc20
[  109.428856][ T1019]  ___sys_sendmsg+0x14e/0x1d0
[  109.429032][ T1019]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  109.429251][ T1019]  ? copy_msghdr_from_user+0x460/0x460
[  109.429440][ T1019]  __sys_sendmsg+0x145/0x1f0
[  109.429630][ T1019]  ? __sys_sendmsg_sock+0x20/0x20
[  109.429804][ T1019]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  109.430014][ T1019]  ? do_raw_spin_unlock+0x59/0x250
[  109.430205][ T1019]  ? rcu_is_watching+0x15/0xd0
[  109.430383][ T1019]  do_syscall_64+0x117/0xfc0
[  109.430568][ T1019]  ? trace_hardirqs_off+0xd/0x30
[  109.430748][ T1019]  ? exc_page_fault+0xee/0x100
[  109.430925][ T1019]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.431145][ T1019] RIP: 0033:0x7fc6b84c308e
[  109.431326][ T1019] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  109.431836][ T1019] RSP: 002b:00007ffd26d5cd20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.432077][ T1019] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc6b84c308e
[  109.432330][ T1019] RDX: 0000000000000000 RSI: 00007ffd26d5cdd0 RDI: 0000000000000005
[  109.432575][ T1019] RBP: 00007ffd26d5cd30 R08: 0000000000000000 R09: 0000000000000000
[  109.432813][ T1019] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  109.433051][ T1019] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd26d5d4a0
[  109.433308][ T1019]  </TASK>
[  109.433450][ T1019] irq event stamp: 21059
[  109.433600][ T1019] hardirqs last  enabled at (21069): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.433870][ T1019] hardirqs last disabled at (21078): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.434155][ T1019] softirqs last  enabled at (21100): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  109.434425][ T1019] softirqs last disabled at (21087): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  109.434704][ T1019] ---[ end trace 0000000000000000 ]---
[  109.435492][   T38] ------------[ cut here ]------------
[  109.435664][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u19:0/38
[  109.435959][   T38] CPU: 2 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.437043][   T38] Tainted: [W]=WARN
[  109.437202][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.437415][   T38] Workqueue: events_unbound linkwatch_event
[  109.437637][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.437850][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.438362][   T38] RSP: 0018:ffa00000002af760 EFLAGS: 00010286
[  109.438578][   T38] RAX: 00000000ffffffa6 RBX: ff11000015e02c80 RCX: 1ff4000000055eb2
[  109.438814][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e02d38
[  109.439048][   T38] RBP: ff1100000f4c9000 R08: 1fe2200002bc05a8 R09: ff11000001d92ea8
[  109.439299][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  109.439546][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  109.439781][   T38] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  109.440049][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.440269][   T38] CR2: 0000000029a8e988 CR3: 0000000016327004 CR4: 0000000000771ef0
[  109.440512][   T38] PKRU: 55555554
[  109.440658][   T38] Call Trace:
[  109.440799][   T38]  <TASK>
[  109.440912][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  109.441087][   T38]  ? notifier_call_chain+0xb0/0x320
[  109.441276][   T38]  rtmsg_ifinfo+0x5c/0xb0
[  109.441421][   T38]  netif_state_change+0x155/0x340
[  109.441602][   T38]  ? __queue_work+0x31a/0xc00
[  109.441778][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  109.441987][   T38]  ? lockdep_hardirqs_on+0x8c/0x130
[  109.442175][   T38]  ? mod_delayed_work_on+0x109/0x120
[  109.442351][   T38]  netif_set_operstate+0xc1/0x100
[  109.442528][   T38]  ? rtnl_put_cacheinfo+0x250/0x250
[  109.442701][   T38]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  109.442908][   T38]  hsr_check_carrier_and_operstate+0x4da/0x700
[  109.443127][   T38]  hsr_netdev_notify+0x387/0xad0
[  109.443303][   T38]  ? unregister_vlan_dev+0x380/0x380
[  109.443487][   T38]  ? hsr_port_get_hsr+0x150/0x150
[  109.443664][   T38]  notifier_call_chain+0xb0/0x320
[  109.443840][   T38]  netif_state_change+0x139/0x340
[  109.444015][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  109.444237][   T38]  ? linkwatch_do_dev+0xae/0xd0
[  109.444412][   T38]  __linkwatch_run_queue+0x34c/0x750
[  109.444596][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[  109.444772][   T38]  linkwatch_event+0x7f/0xb0
[  109.444949][   T38]  ? __linkwatch_run_queue+0x750/0x750
[  109.445137][   T38]  process_one_work+0xdf8/0x1410
[  109.445316][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[  109.445498][   T38]  ? lock_acquire.part.0+0xbc/0x260
[  109.445677][   T38]  worker_thread+0x4f1/0xd60
[  109.445858][   T38]  ? rescuer_thread+0x1320/0x1320
[  109.446031][   T38]  kthread+0x367/0x460
[  109.446188][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  109.446395][   T38]  ? kthread_affine_node+0x330/0x330
[  109.446580][   T38]  ret_from_fork+0x474/0x6b0
[  109.446755][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  109.446959][   T38]  ? __switch_to+0x5a3/0xe00
[  109.447149][   T38]  ? kthread_affine_node+0x330/0x330
[  109.447326][   T38]  ret_from_fork_asm+0x11/0x20
[  109.447514][   T38]  </TASK>
[  109.447655][   T38] irq event stamp: 191163
[  109.447797][   T38] hardirqs last  enabled at (191173): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.448064][   T38] hardirqs last disabled at (191182): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.448345][   T38] softirqs last  enabled at (190586): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  109.448618][   T38] softirqs last disabled at (189305): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  109.448885][   T38] ---[ end trace 0000000000000000 ]---
[  109.452183][   T38] ------------[ cut here ]------------
[  109.452329][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u19:0/38
[  109.452576][   T38] CPU: 3 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.452845][   T38] Tainted: [W]=WARN
[  109.452935][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.453086][   T38] Workqueue: events_unbound linkwatch_event
[  109.453259][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.453415][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.453853][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[  109.454003][   T38] RAX: 00000000ffffffa6 RBX: ff11000015e02200 RCX: 1ff4000000055f02
[  109.454193][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e022b8
[  109.454372][   T38] RBP: ff11000013ab9000 R08: 1fe2200002bc0458 R09: ff11000001d92ea8
[  109.454558][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  109.454736][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  109.454917][   T38] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  109.455132][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.455283][   T38] CR2: 00007f649a798574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  109.455461][   T38] PKRU: 55555554
[  109.455555][   T38] Call Trace:
[  109.455643][   T38]  <TASK>
[  109.455705][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  109.455825][   T38]  ? notifier_call_chain+0xb0/0x320
[  109.455944][   T38]  rtmsg_ifinfo+0x5c/0xb0
[  109.456039][   T38]  netif_state_change+0x155/0x340
[  109.456166][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  109.456316][   T38]  ? linkwatch_do_dev+0xae/0xd0
[  109.456435][   T38]  __linkwatch_run_queue+0x34c/0x750
[  109.456561][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[  109.456683][   T38]  linkwatch_event+0x7f/0xb0
[  109.456802][   T38]  ? __linkwatch_run_queue+0x750/0x750
[  109.456925][   T38]  process_one_work+0xdf8/0x1410
[  109.457048][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[  109.457170][   T38]  ? lock_acquire.part.0+0xbc/0x260
[  109.457297][   T38]  worker_thread+0x4f1/0xd60
[  109.457419][   T38]  ? rescuer_thread+0x1320/0x1320
[  109.457543][   T38]  kthread+0x367/0x460
[  109.457633][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  109.457783][   T38]  ? kthread_affine_node+0x330/0x330
[  109.457910][   T38]  ret_from_fork+0x474/0x6b0
[  109.458031][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  109.458187][   T38]  ? __switch_to+0x5a3/0xe00
[  109.458310][   T38]  ? kthread_affine_node+0x330/0x330
[  109.458432][   T38]  ret_from_fork_asm+0x11/0x20
[  109.458564][   T38]  </TASK>
[  109.458654][   T38] irq event stamp: 191663
[  109.458745][   T38] hardirqs last  enabled at (191671): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.458958][   T38] hardirqs last disabled at (191678): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.459168][   T38] softirqs last  enabled at (191338): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  109.459378][   T38] softirqs last disabled at (191329): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  109.459592][   T38] ---[ end trace 0000000000000000 ]---
[  109.460116][   T38] ------------[ cut here ]------------
[  109.460240][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u19:0/38
[  109.460483][   T38] CPU: 3 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.460756][   T38] Tainted: [W]=WARN
[  109.460845][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.460994][   T38] Workqueue: events_unbound linkwatch_event
[  109.461155][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.461313][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.461743][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[  109.461899][   T38] RAX: 00000000ffffffa6 RBX: ff11000015e02900 RCX: 1ff4000000055f02
[  109.462078][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e029b8
[  109.462266][   T38] RBP: ff1100000f4c9000 R08: 1fe2200002bc0538 R09: ff11000001d92ea8
[  109.462443][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  109.462621][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  109.462800][   T38] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  109.463017][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.463172][   T38] CR2: 00007f649a798574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  109.463353][   T38] PKRU: 55555554
[  109.463443][   T38] Call Trace:
[  109.463536][   T38]  <TASK>
[  109.463598][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  109.463718][   T38]  ? notifier_call_chain+0xb0/0x320
[  109.463838][   T38]  rtmsg_ifinfo+0x5c/0xb0
[  109.463928][   T38]  netif_state_change+0x155/0x340
[  109.464047][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  109.464201][   T38]  ? linkwatch_do_dev+0xae/0xd0
[  109.464320][   T38]  __linkwatch_run_queue+0x34c/0x750
[  109.464440][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[  109.464571][   T38]  linkwatch_event+0x7f/0xb0
[  109.464690][   T38]  ? __linkwatch_run_queue+0x750/0x750
[  109.464810][   T38]  process_one_work+0xdf8/0x1410
[  109.464931][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[  109.465050][   T38]  ? lock_acquire.part.0+0xbc/0x260
[  109.465179][   T38]  worker_thread+0x4f1/0xd60
[  109.465303][   T38]  ? rescuer_thread+0x1320/0x1320
[  109.465423][   T38]  kthread+0x367/0x460
[  109.465517][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  109.465665][   T38]  ? kthread_affine_node+0x330/0x330
[  109.465784][   T38]  ret_from_fork+0x474/0x6b0
[  109.465904][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  109.466052][   T38]  ? __switch_to+0x5a3/0xe00
[  109.466177][   T38]  ? kthread_affine_node+0x330/0x330
[  109.466298][   T38]  ret_from_fork_asm+0x11/0x20
[  109.466422][   T38]  </TASK>
[  109.466520][   T38] irq event stamp: 192441
[  109.466610][   T38] hardirqs last  enabled at (192449): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.466817][   T38] hardirqs last disabled at (192456): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.467025][   T38] softirqs last  enabled at (192208): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  109.467241][   T38] softirqs last disabled at (192199): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  109.467449][   T38] ---[ end trace 0000000000000000 ]---
[  109.487281][ T1020] ------------[ cut here ]------------
[  109.487462][ T1020] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1020
[  109.487771][ T1020] CPU: 2 UID: 0 PID: 1020 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.488076][ T1020] Tainted: [W]=WARN
[  109.488236][ T1020] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.488442][ T1020] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.488661][ T1020] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.489175][ T1020] RSP: 0018:ffa0000002677020 EFLAGS: 00010286
[  109.489383][ T1020] RAX: 00000000ffffffa6 RBX: ff11000015a891c0 RCX: 1ff40000004cedca
[  109.489627][ T1020] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89278
[  109.489863][ T1020] RBP: ff11000015c64000 R08: 1fe2200002b51250 R09: ff110000117a5158
[  109.490116][ T1020] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  109.490355][ T1020] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015c64ce1
[  109.490603][ T1020] FS:  00007f2d0b876840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  109.490873][ T1020] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.491083][ T1020] CR2: 000000003b4bc988 CR3: 0000000015d3b006 CR4: 0000000000771ef0
[  109.491339][ T1020] PKRU: 55555554
[  109.491490][ T1020] Call Trace:
[  109.491632][ T1020]  <TASK>
[  109.491744][ T1020]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  109.491921][ T1020]  rtmsg_ifinfo+0x5c/0xb0
[  109.492067][ T1020]  ? mark_held_locks+0x40/0x70
[  109.492253][ T1020]  __dev_notify_flags+0x1b8/0x280
[  109.492431][ T1020]  ? netif_change_name+0x8c0/0x8c0
[  109.492618][ T1020]  ? __dev_change_flags+0x4a4/0x660
[  109.492796][ T1020]  ? netif_set_allmulti+0x250/0x250
[  109.492972][ T1020]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.493162][ T1020]  ? is_bpf_text_address+0x68/0x110
[  109.493339][ T1020]  netif_change_flags+0xfe/0x190
[  109.493525][ T1020]  do_setlink.isra.0+0x1cc3/0x2750
[  109.493705][ T1020]  ? rtnl_link_get_size+0x350/0x350
[  109.493882][ T1020]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  109.494089][ T1020]  ? rcu_read_lock_any_held+0x3c/0x90
[  109.494279][ T1020]  ? validate_chain+0x38b/0xc20
[  109.494455][ T1020]  ? rcu_read_lock_any_held+0x66/0x90
[  109.494639][ T1020]  ? stack_depot_save_flags+0x367/0x770
[  109.494815][ T1020]  ? __lock_acquire+0x508/0xc10
[  109.494995][ T1020]  ? lock_acquire.part.0+0xbc/0x260
[  109.495179][ T1020]  ? rtnl_newlink+0x883/0xea0
[  109.495359][ T1020]  ? rcu_is_watching+0x15/0xd0
[  109.495546][ T1020]  ? lock_acquire+0x134/0x160
[  109.495722][ T1020]  ? rcu_is_watching+0x15/0xd0
[  109.495897][ T1020]  ? rcu_is_watching+0x15/0xd0
[  109.496072][ T1020]  ? trace_contention_end+0xb3/0x1a0
[  109.496262][ T1020]  ? __mutex_lock+0x1db/0x2010
[  109.496439][ T1020]  ? __mutex_lock+0x9b2/0x2010
[  109.496624][ T1020]  ? rtnl_newlink+0x883/0xea0
[  109.496800][ T1020]  ? ww_mutex_lock+0x160/0x160
[  109.496978][ T1020]  ? __rtnl_newlink+0x3fa/0xa50
[  109.497169][ T1020]  rtnl_newlink+0x8d1/0xea0
[  109.497348][ T1020]  ? lock_acquire.part.0+0xbc/0x260
[  109.497528][ T1020]  ? __rtnl_newlink+0xa50/0xa50
[  109.497705][ T1020]  ? mark_usage+0x61/0x170
[  109.497887][ T1020]  ? lock_acquire.part.0+0xbc/0x260
[  109.498061][ T1020]  ? find_held_lock+0x2b/0x80
[  109.498248][ T1020]  ? __rtnl_newlink+0xa50/0xa50
[  109.498425][ T1020]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.498611][ T1020]  ? __rtnl_newlink+0xa50/0xa50
[  109.498788][ T1020]  rtnetlink_rcv_msg+0x40d/0x9e0
[  109.498965][ T1020]  ? validate_chain+0x38b/0xc20
[  109.499153][ T1020]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.499328][ T1020]  ? __lock_acquire+0x508/0xc10
[  109.499512][ T1020]  ? lock_acquire.part.0+0xbc/0x260
[  109.499686][ T1020]  ? find_held_lock+0x2b/0x80
[  109.499862][ T1020]  netlink_rcv_skb+0x14e/0x3a0
[  109.500038][ T1020]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.500227][ T1020]  ? netlink_ack+0xcd0/0xcd0
[  109.500407][ T1020]  ? netlink_deliver_tap+0xc5/0x330
[  109.500592][ T1020]  ? netlink_deliver_tap+0x13c/0x330
[  109.500770][ T1020]  netlink_unicast+0x486/0x750
[  109.500947][ T1020]  ? netlink_attachskb+0x810/0x810
[  109.501134][ T1020]  ? __lock_acquire+0x508/0xc10
[  109.501311][ T1020]  netlink_sendmsg+0x735/0xc60
[  109.501496][ T1020]  ? netlink_unicast+0x750/0x750
[  109.501672][ T1020]  ? __might_fault+0x97/0x140
[  109.501848][ T1020]  ____sys_sendmsg+0x419/0x850
[  109.502026][ T1020]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.502211][ T1020]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.502420][ T1020]  ? move_addr_to_kernel+0x40/0x40
[  109.502605][ T1020]  ? stack_depot_save_flags+0x367/0x770
[  109.502780][ T1020]  ? validate_chain+0x38b/0xc20
[  109.502956][ T1020]  ___sys_sendmsg+0x14e/0x1d0
[  109.503145][ T1020]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  109.503354][ T1020]  ? copy_msghdr_from_user+0x460/0x460
[  109.503548][ T1020]  __sys_sendmsg+0x145/0x1f0
[  109.503723][ T1020]  ? __sys_sendmsg_sock+0x20/0x20
[  109.503899][ T1020]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  109.504121][ T1020]  ? do_raw_spin_unlock+0x59/0x250
[  109.504298][ T1020]  ? rcu_is_watching+0x15/0xd0
[  109.504475][ T1020]  do_syscall_64+0x117/0xfc0
[  109.504660][ T1020]  ? trace_hardirqs_off+0xd/0x30
[  109.504835][ T1020]  ? exc_page_fault+0xee/0x100
[  109.505013][ T1020]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.505236][ T1020] RIP: 0033:0x7f2d0bab008e
[  109.505416][ T1020] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  109.505927][ T1020] RSP: 002b:00007ffd5d5df890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.506180][ T1020] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2d0bab008e
[  109.506417][ T1020] RDX: 0000000000000000 RSI: 00007ffd5d5df940 RDI: 0000000000000005
[  109.506660][ T1020] RBP: 00007ffd5d5df8a0 R08: 0000000000000000 R09: 0000000000000000
[  109.506900][ T1020] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  109.507147][ T1020] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5d5e0010
[  109.507391][ T1020]  </TASK>
[  109.507540][ T1020] irq event stamp: 14807
[  109.507683][ T1020] hardirqs last  enabled at (14817): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.507954][ T1020] hardirqs last disabled at (14826): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.508236][ T1020] softirqs last  enabled at (13720): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  109.508513][ T1020] softirqs last disabled at (13718): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  109.508780][ T1020] ---[ end trace 0000000000000000 ]---
[  109.509448][   T38] ------------[ cut here ]------------
[  109.509573][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u19:0/38
[  109.509805][   T38] CPU: 3 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.510072][   T38] Tainted: [W]=WARN
[  109.510172][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.510323][   T38] Workqueue: events_unbound linkwatch_event
[  109.510476][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.510634][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.511057][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[  109.511212][   T38] RAX: 00000000ffffffa6 RBX: ff11000015f61700 RCX: 1ff4000000055f02
[  109.511387][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f617b8
[  109.511568][   T38] RBP: ff11000015c61000 R08: 1fe2200002bec2f8 R09: ff11000001d92ea8
[  109.511744][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  109.511921][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  109.512105][   T38] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  109.512314][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.512462][   T38] CR2: 00007f649a798574 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  109.512646][   T38] PKRU: 55555554
[  109.512740][   T38] Call Trace:
[  109.512833][   T38]  <TASK>
[  109.512895][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  109.513013][   T38]  ? notifier_call_chain+0xb0/0x320
[  109.513139][   T38]  rtmsg_ifinfo+0x5c/0xb0
[  109.513230][   T38]  netif_state_change+0x155/0x340
[  109.513350][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  109.513504][   T38]  ? linkwatch_do_dev+0xae/0xd0
[  109.513621][   T38]  __linkwatch_run_queue+0x34c/0x750
[  109.513741][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[  109.513866][   T38]  linkwatch_event+0x7f/0xb0
[  109.513984][   T38]  ? __linkwatch_run_queue+0x750/0x750
[  109.514109][   T38]  process_one_work+0xdf8/0x1410
[  109.514233][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[  109.514352][   T38]  ? lock_acquire.part.0+0xbc/0x260
[  109.514476][   T38]  worker_thread+0x4f1/0xd60
[  109.514601][   T38]  ? rescuer_thread+0x1320/0x1320
[  109.514719][   T38]  kthread+0x367/0x460
[  109.514809][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  109.514956][   T38]  ? kthread_affine_node+0x330/0x330
[  109.515075][   T38]  ret_from_fork+0x474/0x6b0
[  109.515199][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  109.515348][   T38]  ? __switch_to+0x5a3/0xe00
[  109.515466][   T38]  ? kthread_affine_node+0x330/0x330
[  109.515589][   T38]  ret_from_fork_asm+0x11/0x20
[  109.515712][   T38]  </TASK>
[  109.515801][   T38] irq event stamp: 193241
[  109.515890][   T38] hardirqs last  enabled at (193249): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.516103][   T38] hardirqs last disabled at (193258): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.516312][   T38] softirqs last  enabled at (192992): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  109.516523][   T38] softirqs last disabled at (192987): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  109.516742][   T38] ---[ end trace 0000000000000000 ]---
[  109.545076][ T1021] prp2: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[  109.545477][ T1021] prp2: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[  109.545865][ T1021] ------------[ cut here ]------------
[  109.546035][ T1021] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1021
[  109.546358][ T1021] CPU: 2 UID: 0 PID: 1021 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.546667][ T1021] Tainted: [W]=WARN
[  109.546810][ T1021] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.547015][ T1021] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.547240][ T1021] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.547745][ T1021] RSP: 0018:ffa00000026d7020 EFLAGS: 00010286
[  109.547952][ T1021] RAX: 00000000ffffffa6 RBX: ff11000013ff3380 RCX: 1ff40000004dadca
[  109.548203][ T1021] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff3438
[  109.548439][ T1021] RBP: ff11000004fc9000 R08: 1fe22000027fe688 R09: ff1100001587d158
[  109.548683][ T1021] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  109.548921][ T1021] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004fc9ce1
[  109.549172][ T1021] FS:  00007f4c58529840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  109.549446][ T1021] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.549657][ T1021] CR2: 0000000017da9988 CR3: 0000000011e2d002 CR4: 0000000000771ef0
[  109.549894][ T1021] PKRU: 55555554
[  109.550035][ T1021] Call Trace:
[  109.550189][ T1021]  <TASK>
[  109.550303][ T1021]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  109.550488][ T1021]  rtmsg_ifinfo+0x5c/0xb0
[  109.550632][ T1021]  ? mark_held_locks+0x40/0x70
[  109.550808][ T1021]  __dev_notify_flags+0x1b8/0x280
[  109.550985][ T1021]  ? netif_change_name+0x8c0/0x8c0
[  109.551173][ T1021]  ? __dev_change_flags+0x4a4/0x660
[  109.551348][ T1021]  ? netif_set_allmulti+0x250/0x250
[  109.551527][ T1021]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.551703][ T1021]  ? is_bpf_text_address+0x68/0x110
[  109.551883][ T1021]  netif_change_flags+0xfe/0x190
[  109.552061][ T1021]  do_setlink.isra.0+0x1cc3/0x2750
[  109.552248][ T1021]  ? rtnl_link_get_size+0x350/0x350
[  109.552424][ T1021]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  109.552639][ T1021]  ? rcu_read_lock_any_held+0x3c/0x90
[  109.552814][ T1021]  ? validate_chain+0x38b/0xc20
[  109.552989][ T1021]  ? rcu_read_lock_any_held+0x66/0x90
[  109.553179][ T1021]  ? stack_depot_save_flags+0x367/0x770
[  109.553357][ T1021]  ? __lock_acquire+0x508/0xc10
[  109.553542][ T1021]  ? lock_acquire.part.0+0xbc/0x260
[  109.553718][ T1021]  ? rtnl_newlink+0x883/0xea0
[  109.553894][ T1021]  ? rcu_is_watching+0x15/0xd0
[  109.554069][ T1021]  ? lock_acquire+0x134/0x160
[  109.554256][ T1021]  ? rcu_is_watching+0x15/0xd0
[  109.554433][ T1021]  ? rcu_is_watching+0x15/0xd0
[  109.554620][ T1021]  ? trace_contention_end+0xb3/0x1a0
[  109.554797][ T1021]  ? __mutex_lock+0x1db/0x2010
[  109.554973][ T1021]  ? __mutex_lock+0x9b2/0x2010
[  109.555162][ T1021]  ? rtnl_newlink+0x883/0xea0
[  109.555339][ T1021]  ? ww_mutex_lock+0x160/0x160
[  109.555527][ T1021]  ? __rtnl_newlink+0x3fa/0xa50
[  109.555705][ T1021]  rtnl_newlink+0x8d1/0xea0
[  109.555882][ T1021]  ? lock_acquire.part.0+0xbc/0x260
[  109.556059][ T1021]  ? __rtnl_newlink+0xa50/0xa50
[  109.556244][ T1021]  ? mark_usage+0x61/0x170
[  109.556423][ T1021]  ? lock_acquire.part.0+0xbc/0x260
[  109.556638][ T1021]  ? find_held_lock+0x2b/0x80
[  109.556814][ T1021]  ? __rtnl_newlink+0xa50/0xa50
[  109.556990][ T1021]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.557180][ T1021]  ? __rtnl_newlink+0xa50/0xa50
[  109.557360][ T1021]  rtnetlink_rcv_msg+0x40d/0x9e0
[  109.557544][ T1021]  ? validate_chain+0x38b/0xc20
[  109.557720][ T1021]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.557894][ T1021]  ? __lock_acquire+0x508/0xc10
[  109.558071][ T1021]  ? lock_acquire.part.0+0xbc/0x260
[  109.558262][ T1021]  ? find_held_lock+0x2b/0x80
[  109.558438][ T1021]  netlink_rcv_skb+0x14e/0x3a0
[  109.558625][ T1021]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.558805][ T1021]  ? netlink_ack+0xcd0/0xcd0
[  109.558982][ T1021]  ? netlink_deliver_tap+0xc5/0x330
[  109.559169][ T1021]  ? netlink_deliver_tap+0x13c/0x330
[  109.559346][ T1021]  netlink_unicast+0x486/0x750
[  109.559531][ T1021]  ? netlink_attachskb+0x810/0x810
[  109.559706][ T1021]  ? __lock_acquire+0x508/0xc10
[  109.559881][ T1021]  netlink_sendmsg+0x735/0xc60
[  109.560060][ T1021]  ? netlink_unicast+0x750/0x750
[  109.560246][ T1021]  ? __might_fault+0x97/0x140
[  109.560422][ T1021]  ____sys_sendmsg+0x419/0x850
[  109.560605][ T1021]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.560782][ T1021]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.560986][ T1021]  ? move_addr_to_kernel+0x40/0x40
[  109.561176][ T1021]  ? stack_depot_save_flags+0x367/0x770
[  109.561355][ T1021]  ? validate_chain+0x38b/0xc20
[  109.561539][ T1021]  ___sys_sendmsg+0x14e/0x1d0
[  109.561713][ T1021]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  109.561920][ T1021]  ? copy_msghdr_from_user+0x460/0x460
[  109.562118][ T1021]  __sys_sendmsg+0x145/0x1f0
[  109.562299][ T1021]  ? __sys_sendmsg_sock+0x20/0x20
[  109.562473][ T1021]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  109.562689][ T1021]  ? do_raw_spin_unlock+0x59/0x250
[  109.562869][ T1021]  ? rcu_is_watching+0x15/0xd0
[  109.563046][ T1021]  do_syscall_64+0x117/0xfc0
[  109.563236][ T1021]  ? trace_hardirqs_off+0xd/0x30
[  109.563410][ T1021]  ? exc_page_fault+0xee/0x100
[  109.563592][ T1021]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.563797][ T1021] RIP: 0033:0x7f4c5876308e
[  109.563976][ T1021] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  109.564497][ T1021] RSP: 002b:00007ffc295ab440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.564739][ T1021] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4c5876308e
[  109.564976][ T1021] RDX: 0000000000000000 RSI: 00007ffc295ab4f0 RDI: 0000000000000005
[  109.565233][ T1021] RBP: 00007ffc295ab450 R08: 0000000000000000 R09: 0000000000000000
[  109.565471][ T1021] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  109.565716][ T1021] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc295abbc0
[  109.565957][ T1021]  </TASK>
[  109.566112][ T1021] irq event stamp: 23081
[  109.566257][ T1021] hardirqs last  enabled at (23091): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.566528][ T1021] hardirqs last disabled at (23100): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.566796][ T1021] softirqs last  enabled at (22262): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  109.567062][ T1021] softirqs last disabled at (22255): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  109.567343][ T1021] ---[ end trace 0000000000000000 ]---
[  109.568068][ T1021] ------------[ cut here ]------------
[  109.568248][ T1021] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1021
[  109.568525][ T1021] CPU: 1 UID: 0 PID: 1021 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.568801][ T1021] Tainted: [W]=WARN
[  109.568903][ T1021] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.569072][ T1021] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.569251][ T1021] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  109.569744][ T1021] RSP: 0018:ffa00000026d6da0 EFLAGS: 00010286
[  109.569914][ T1021] RAX: 00000000ffffffa6 RBX: ff11000013ff38c0 RCX: 1ff40000004dad7a
[  109.570123][ T1021] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff3978
[  109.570327][ T1021] RBP: ff11000004fc9000 R08: 1fe22000027fe730 R09: ff1100001587d158
[  109.570537][ T1021] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  109.570740][ T1021] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  109.570969][ T1021] FS:  00007f4c58529840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  109.571220][ T1021] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.571390][ T1021] CR2: 0000555faa067d5c CR3: 0000000011e2d003 CR4: 0000000000771ef0
[  109.571600][ T1021] PKRU: 55555554
[  109.571701][ T1021] Call Trace:
[  109.571802][ T1021]  <TASK>
[  109.571871][ T1021]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  109.572007][ T1021]  ? notifier_call_chain+0xb0/0x320
[  109.572147][ T1021]  rtmsg_ifinfo+0x5c/0xb0
[  109.572264][ T1021]  netif_state_change+0x155/0x340
[  109.572403][ T1021]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  109.572577][ T1021]  ? print_lock_name+0x4c/0x110
[  109.572714][ T1021]  netif_set_operstate+0xc1/0x100
[  109.572850][ T1021]  ? rtnl_put_cacheinfo+0x250/0x250
[  109.572988][ T1021]  hsr_check_carrier_and_operstate+0x1ec/0x700
[  109.573165][ T1021]  ? hsr_port_get_hsr+0x9c/0x150
[  109.573301][ T1021]  ? packet_notifier+0x1c2/0xbd0
[  109.573437][ T1021]  ? mutex_is_locked+0x1c/0x50
[  109.573579][ T1021]  hsr_netdev_notify+0x387/0xad0
[  109.573714][ T1021]  ? hsr_port_get_hsr+0x150/0x150
[  109.574050][ T1021]  notifier_call_chain+0xb0/0x320
[  109.574194][ T1021]  __dev_notify_flags+0xde/0x280
[  109.574332][ T1021]  ? netif_change_name+0x8c0/0x8c0
[  109.574468][ T1021]  ? netif_set_allmulti+0x250/0x250
[  109.574608][ T1021]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.574765][ T1021]  ? is_bpf_text_address+0x68/0x110
[  109.574901][ T1021]  netif_change_flags+0xfe/0x190
[  109.575037][ T1021]  do_setlink.isra.0+0x1cc3/0x2750
[  109.575180][ T1021]  ? rtnl_link_get_size+0x350/0x350
[  109.575317][ T1021]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  109.575494][ T1021]  ? rcu_read_lock_any_held+0x3c/0x90
[  109.575631][ T1021]  ? validate_chain+0x38b/0xc20
[  109.575767][ T1021]  ? rcu_read_lock_any_held+0x66/0x90
[  109.575903][ T1021]  ? stack_depot_save_flags+0x367/0x770
[  109.576040][ T1021]  ? __lock_acquire+0x508/0xc10
[  109.576180][ T1021]  ? lock_acquire.part.0+0xbc/0x260
[  109.576316][ T1021]  ? rtnl_newlink+0x883/0xea0
[  109.576452][ T1021]  ? rcu_is_watching+0x15/0xd0
[  109.576592][ T1021]  ? lock_acquire+0x134/0x160
[  109.576729][ T1021]  ? rcu_is_watching+0x15/0xd0
[  109.576865][ T1021]  ? rcu_is_watching+0x15/0xd0
[  109.577013][ T1021]  ? trace_contention_end+0xb3/0x1a0
[  109.577157][ T1021]  ? __mutex_lock+0x1db/0x2010
[  109.577294][ T1021]  ? __mutex_lock+0x9b2/0x2010
[  109.577430][ T1021]  ? rtnl_newlink+0x883/0xea0
[  109.577571][ T1021]  ? ww_mutex_lock+0x160/0x160
[  109.577710][ T1021]  ? __rtnl_newlink+0x3fa/0xa50
[  109.577850][ T1021]  rtnl_newlink+0x8d1/0xea0
[  109.577989][ T1021]  ? lock_acquire.part.0+0xbc/0x260
[  109.578129][ T1021]  ? __rtnl_newlink+0xa50/0xa50
[  109.578265][ T1021]  ? mark_usage+0x61/0x170
[  109.578404][ T1021]  ? lock_acquire.part.0+0xbc/0x260
[  109.578543][ T1021]  ? find_held_lock+0x2b/0x80
[  109.578678][ T1021]  ? __rtnl_newlink+0xa50/0xa50
[  109.578815][ T1021]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.578954][ T1021]  ? __rtnl_newlink+0xa50/0xa50
[  109.579090][ T1021]  rtnetlink_rcv_msg+0x40d/0x9e0
[  109.579232][ T1021]  ? validate_chain+0x38b/0xc20
[  109.579368][ T1021]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.579525][ T1021]  ? __lock_acquire+0x508/0xc10
[  109.579665][ T1021]  ? lock_acquire.part.0+0xbc/0x260
[  109.579799][ T1021]  ? find_held_lock+0x2b/0x80
[  109.579942][ T1021]  netlink_rcv_skb+0x14e/0x3a0
[  109.580076][ T1021]  ? rtnl_stats_set+0x3f0/0x3f0
[  109.580214][ T1021]  ? netlink_ack+0xcd0/0xcd0
[  109.580352][ T1021]  ? netlink_deliver_tap+0xc5/0x330
[  109.580512][ T1021]  ? netlink_deliver_tap+0x13c/0x330
[  109.580656][ T1021]  netlink_unicast+0x486/0x750
[  109.580794][ T1021]  ? netlink_attachskb+0x810/0x810
[  109.580932][ T1021]  ? __lock_acquire+0x508/0xc10
[  109.581070][ T1021]  netlink_sendmsg+0x735/0xc60
[  109.581213][ T1021]  ? netlink_unicast+0x750/0x750
[  109.581351][ T1021]  ? __might_fault+0x97/0x140
[  109.581495][ T1021]  ____sys_sendmsg+0x419/0x850
[  109.581641][ T1021]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.581776][ T1021]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.581945][ T1021]  ? move_addr_to_kernel+0x40/0x40
[  109.582083][ T1021]  ? stack_depot_save_flags+0x367/0x770
[  109.582226][ T1021]  ? validate_chain+0x38b/0xc20
[  109.582364][ T1021]  ___sys_sendmsg+0x14e/0x1d0
[  109.582507][ T1021]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  109.582676][ T1021]  ? copy_msghdr_from_user+0x460/0x460
[  109.582823][ T1021]  __sys_sendmsg+0x145/0x1f0
[  109.582959][ T1021]  ? __sys_sendmsg_sock+0x20/0x20
[  109.583102][ T1021]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  109.583293][ T1021]  ? do_raw_spin_unlock+0x59/0x250
[  109.583429][ T1021]  ? rcu_is_watching+0x15/0xd0
[  109.583572][ T1021]  do_syscall_64+0x117/0xfc0
[  109.583709][ T1021]  ? trace_hardirqs_off+0xd/0x30
[  109.583845][ T1021]  ? exc_page_fault+0xee/0x100
[  109.583984][ T1021]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.584159][ T1021] RIP: 0033:0x7f4c5876308e
[  109.584314][ T1021] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  109.584803][ T1021] RSP: 002b:00007ffc295ab440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.585009][ T1021] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4c5876308e
[  109.585221][ T1021] RDX: 0000000000000000 RSI: 00007ffc295ab4f0 RDI: 0000000000000005
[  109.585435][ T1021] RBP: 00007ffc295ab450 R08: 0000000000000000 R09: 0000000000000000
[  109.585654][ T1021] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d0
[  109.585857][ T1021] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc295abbc0
[  109.586064][ T1021]  </TASK>
[  109.586173][ T1021] irq event stamp: 24549
[  109.586275][ T1021] hardirqs last  enabled at (24557): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  109.586515][ T1021] hardirqs last disabled at (24564): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  109.586765][ T1021] softirqs last  enabled at (23718): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  109.587004][ T1021] softirqs last disabled at (23713): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  109.587254][ T1021] ---[ end trace 0000000000000000 ]---
[  110.058731][   T39] ------------[ cut here ]------------
[  110.058905][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[  110.059174][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  110.059462][   T39] Tainted: [W]=WARN
[  110.059561][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  110.059719][   T39] Workqueue: events_unbound linkwatch_event
[  110.059884][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  110.060048][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  110.060514][   T39] RSP: 0018:ffa00000002bf760 EFLAGS: 00010286
[  110.060673][   T39] RAX: 00000000ffffffa6 RBX: ff11000015cdbc40 RCX: 1ff4000000057eb2
[  110.060869][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015cdbcf8
[  110.061058][   T39] RBP: ff11000004fc9000 R08: 1fe2200002b9b7a0 R09: ff11000001d951a8
[  110.061257][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  110.061446][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  110.061642][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  110.061865][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  110.062033][   T39] CR2: 0000561e26d9d000 CR3: 0000000013f69003 CR4: 0000000000771ef0
[  110.062234][   T39] PKRU: 55555554
[  110.062331][   T39] Call Trace:
[  110.062425][   T39]  <TASK>
[  110.062497][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  110.062623][   T39]  ? notifier_call_chain+0xb0/0x320
[  110.062753][   T39]  rtmsg_ifinfo+0x5c/0xb0
[  110.062851][   T39]  netif_state_change+0x155/0x340
[  110.062978][   T39]  ? trace_irq_enable.constprop.0+0x30/0x180
[  110.063142][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  110.063301][   T39]  ? lockdep_hardirqs_on+0x8c/0x130
[  110.063428][   T39]  ? mod_delayed_work_on+0x109/0x120
[  110.063558][   T39]  netif_set_operstate+0xc1/0x100
[  110.063685][   T39]  ? rtnl_put_cacheinfo+0x250/0x250
[  110.063812][   T39]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  110.063971][   T39]  hsr_check_carrier_and_operstate+0x4da/0x700
[  110.064137][   T39]  hsr_netdev_notify+0x387/0xad0
[  110.064262][   T39]  ? unregister_vlan_dev+0x380/0x380
[  110.064393][   T39]  ? hsr_port_get_hsr+0x150/0x150
[  110.064527][   T39]  notifier_call_chain+0xb0/0x320
[  110.064655][   T39]  netif_state_change+0x139/0x340
[  110.064784][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  110.064943][   T39]  ? linkwatch_do_dev+0xae/0xd0
[  110.065072][   T39]  __linkwatch_run_queue+0x34c/0x750
[  110.065204][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[  110.065333][   T39]  linkwatch_event+0x7f/0xb0
[  110.065460][   T39]  ? __linkwatch_run_queue+0x750/0x750
[  110.065589][   T39]  process_one_work+0xdf8/0x1410
[  110.065740][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[  110.065875][   T39]  ? lock_acquire.part.0+0xbc/0x260
[  110.066008][   T39]  worker_thread+0x4f1/0xd60
[  110.066143][   T39]  ? rescuer_thread+0x1320/0x1320
[  110.066270][   T39]  kthread+0x367/0x460
[  110.066365][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  110.066529][   T39]  ? kthread_affine_node+0x330/0x330
[  110.066656][   T39]  ret_from_fork+0x474/0x6b0
[  110.066783][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  110.066943][   T39]  ? __switch_to+0x5a3/0xe00
[  110.067069][   T39]  ? kthread_affine_node+0x330/0x330
[  110.067202][   T39]  ret_from_fork_asm+0x11/0x20
[  110.067336][   T39]  </TASK>
[  110.067431][   T39] irq event stamp: 267585
[  110.067532][   T39] hardirqs last  enabled at (267593): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  110.067752][   T39] hardirqs last disabled at (267600): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  110.067972][   T39] softirqs last  enabled at (267210): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  110.068200][   T39] softirqs last disabled at (267205): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  110.068419][   T39] ---[ end trace 0000000000000000 ]---
[  110.068621][   T39] ------------[ cut here ]------------
[  110.068736][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[  110.068968][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  110.069245][   T39] Tainted: [W]=WARN
[  110.069336][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  110.069490][   T39] Workqueue: events_unbound linkwatch_event
[  110.069643][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  110.069797][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  110.070231][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[  110.070379][   T39] RAX: 00000000ffffffa6 RBX: ff11000015cdbe00 RCX: 1ff4000000057f02
[  110.070558][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015cdbeb8
[  110.070738][   T39] RBP: ff11000013abc000 R08: 1fe2200002b9b7d8 R09: ff11000001d951a8
[  110.070915][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  110.071090][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  110.071275][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  110.071483][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  110.071636][   T39] CR2: 0000561e26d9d000 CR3: 0000000013f69003 CR4: 0000000000771ef0
[  110.071814][   T39] PKRU: 55555554
[  110.071903][   T39] Call Trace:
[  110.071992][   T39]  <TASK>
[  110.072053][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  110.072178][   T39]  ? notifier_call_chain+0xb0/0x320
[  110.072298][   T39]  rtmsg_ifinfo+0x5c/0xb0
[  110.072389][   T39]  netif_state_change+0x155/0x340
[  110.072512][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  110.072661][   T39]  ? linkwatch_do_dev+0xae/0xd0
[  110.072779][   T39]  __linkwatch_run_queue+0x34c/0x750
[  110.072898][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[  110.073018][   T39]  linkwatch_event+0x7f/0xb0
[  110.073139][   T39]  ? __linkwatch_run_queue+0x750/0x750
[  110.073258][   T39]  process_one_work+0xdf8/0x1410
[  110.073380][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[  110.073506][   T39]  ? lock_acquire.part.0+0xbc/0x260
[  110.073629][   T39]  worker_thread+0x4f1/0xd60
[  110.073750][   T39]  ? rescuer_thread+0x1320/0x1320
[  110.073870][   T39]  kthread+0x367/0x460
[  110.073959][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  110.074111][   T39]  ? kthread_affine_node+0x330/0x330
[  110.074231][   T39]  ret_from_fork+0x474/0x6b0
[  110.074350][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  110.074502][   T39]  ? __switch_to+0x5a3/0xe00
[  110.074621][   T39]  ? kthread_affine_node+0x330/0x330
[  110.074741][   T39]  ret_from_fork_asm+0x11/0x20
[  110.074865][   T39]  </TASK>
[  110.074955][   T39] irq event stamp: 268077
[  110.075045][   T39] hardirqs last  enabled at (268085): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  110.075259][   T39] hardirqs last disabled at (268094): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  110.075468][   T39] softirqs last  enabled at (267772): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  110.075678][   T39] softirqs last disabled at (267767): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  110.075886][   T39] ---[ end trace 0000000000000000 ]---
[  110.076368][   T39] ------------[ cut here ]------------
[  110.076489][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[  110.076721][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  110.076988][   T39] Tainted: [W]=WARN
[  110.077102][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  110.077251][   T39] Workqueue: events_unbound linkwatch_event
[  110.077404][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  110.077561][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  110.077996][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[  110.078150][   T39] RAX: 00000000ffffffa6 RBX: ff11000015f618c0 RCX: 1ff4000000057f02
[  110.078330][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f61978
[  110.078511][   T39] RBP: ff11000015c64000 R08: 1fe2200002bec330 R09: ff11000001d951a8
[  110.078693][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  110.078869][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  110.079046][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  110.079261][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  110.079411][   T39] CR2: 0000561e26d9d000 CR3: 0000000013f69003 CR4: 0000000000771ef0
[  110.079594][   T39] PKRU: 55555554
[  110.079683][   T39] Call Trace:
[  110.079771][   T39]  <TASK>
[  110.079833][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  110.079952][   T39]  ? notifier_call_chain+0xb0/0x320
[  110.080071][   T39]  rtmsg_ifinfo+0x5c/0xb0
[  110.080172][   T39]  netif_state_change+0x155/0x340
[  110.080294][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  110.080448][   T39]  ? linkwatch_do_dev+0xae/0xd0
[  110.080569][   T39]  __linkwatch_run_queue+0x34c/0x750
[  110.080687][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[  110.080808][   T39]  linkwatch_event+0x7f/0xb0
[  110.080928][   T39]  ? __linkwatch_run_queue+0x750/0x750
[  110.081047][   T39]  process_one_work+0xdf8/0x1410
[  110.081174][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[  110.081293][   T39]  ? lock_acquire.part.0+0xbc/0x260
[  110.081416][   T39]  worker_thread+0x4f1/0xd60
[  110.081544][   T39]  ? rescuer_thread+0x1320/0x1320
[  110.081662][   T39]  kthread+0x367/0x460
[  110.081751][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  110.081898][   T39]  ? kthread_affine_node+0x330/0x330
[  110.082018][   T39]  ret_from_fork+0x474/0x6b0
[  110.082141][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  110.082289][   T39]  ? __switch_to+0x5a3/0xe00
[  110.082407][   T39]  ? kthread_affine_node+0x330/0x330
[  110.082531][   T39]  ret_from_fork_asm+0x11/0x20
[  110.082654][   T39]  </TASK>
[  110.082746][   T39] irq event stamp: 268829
[  110.082835][   T39] hardirqs last  enabled at (268837): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  110.083046][   T39] hardirqs last disabled at (268844): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  110.083256][   T39] softirqs last  enabled at (268438): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  110.083462][   T39] softirqs last disabled at (268436): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  110.083676][   T39] ---[ end trace 0000000000000000 ]---
[  110.084155][   T39] ------------[ cut here ]------------
[  110.084273][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[  110.084512][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  110.084778][   T39] Tainted: [W]=WARN
[  110.084868][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  110.085016][   T39] Workqueue: events_unbound linkwatch_event
[  110.085170][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  110.085324][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  110.085750][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[  110.085898][   T39] RAX: 00000000ffffffa6 RBX: ff11000010117a80 RCX: 1ff4000000057f02
[  110.086073][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010117b38
[  110.086255][   T39] RBP: ff11000004fc9000 R08: 1fe2200002022f68 R09: ff11000001d951a8
[  110.086433][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  110.086622][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  110.086805][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  110.087013][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  110.087170][   T39] CR2: 0000561e26d9d000 CR3: 0000000013f69003 CR4: 0000000000771ef0
[  110.087349][   T39] PKRU: 55555554
[  110.087439][   T39] Call Trace:
[  110.087535][   T39]  <TASK>
[  110.087597][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  110.087715][   T39]  ? notifier_call_chain+0xb0/0x320
[  110.087834][   T39]  rtmsg_ifinfo+0x5c/0xb0
[  110.087925][   T39]  netif_state_change+0x155/0x340
[  110.088046][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  110.088200][   T39]  ? linkwatch_do_dev+0xae/0xd0
[  110.088318][   T39]  __linkwatch_run_queue+0x34c/0x750
[  110.088438][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[  110.088564][   T39]  linkwatch_event+0x7f/0xb0
[  110.088683][   T39]  ? __linkwatch_run_queue+0x750/0x750
[  110.088804][   T39]  process_one_work+0xdf8/0x1410
[  110.088931][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[  110.089049][   T39]  ? lock_acquire.part.0+0xbc/0x260
[  110.089182][   T39]  worker_thread+0x4f1/0xd60
[  110.089309][   T39]  ? rescuer_thread+0x1320/0x1320
[  110.089428][   T39]  kthread+0x367/0x460
[  110.089529][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  110.089682][   T39]  ? kthread_affine_node+0x330/0x330
[  110.089802][   T39]  ret_from_fork+0x474/0x6b0
[  110.089923][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  110.090071][   T39]  ? __switch_to+0x5a3/0xe00
[  110.090201][   T39]  ? kthread_affine_node+0x330/0x330
[  110.090321][   T39]  ret_from_fork_asm+0x11/0x20
[  110.090443][   T39]  </TASK>
[  110.090533][   T39] irq event stamp: 269589
[  110.090627][   T39] hardirqs last  enabled at (269597): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  110.090834][   T39] hardirqs last disabled at (269604): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  110.091039][   T39] softirqs last  enabled at (269198): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  110.091252][   T39] softirqs last disabled at (269196): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  110.091465][   T39] ---[ end trace 0000000000000000 ]---
[  115.009600][   T67] ------------[ cut here ]------------
[  115.009770][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  115.010006][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.010291][   T67] Tainted: [W]=WARN
[  115.010380][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.010531][   T67] Workqueue: netns cleanup_net
[  115.010658][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.010812][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.011234][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[  115.011461][   T67] RAX: 00000000ffffffa6 RBX: ff110000160c5a80 RCX: 1ff4000000090eed
[  115.011661][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000160c5b38
[  115.011837][   T67] RBP: ff11000007951000 R08: 1fe2200002c18b68 R09: ff1100000faa0bd0
[  115.012013][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  115.012206][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  115.012382][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  115.012597][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.012749][   T67] CR2: 00007f27eab36574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[  115.012924][   T67] PKRU: 55555554
[  115.013010][   T67] Call Trace:
[  115.013104][   T67]  <TASK>
[  115.013168][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  115.013318][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.013468][   T67]  ? queue_rcu_work+0x7c/0xa0
[  115.013597][   T67]  ? ipmr_free_table+0x12e/0x2a0
[  115.013715][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.013831][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  115.013950][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.014068][   T67]  ops_undo_list+0x615/0x8f0
[  115.014198][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.014312][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.014431][   T67]  cleanup_net+0x431/0x890
[  115.014555][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.014672][   T67]  ? process_one_work+0xdb7/0x1410
[  115.014788][   T67]  ? lock_acquire+0x134/0x160
[  115.014907][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.015025][   T67]  process_one_work+0xdf8/0x1410
[  115.015150][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.015265][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.015390][   T67]  worker_thread+0x4f1/0xd60
[  115.015506][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.015624][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.015738][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.015855][   T67]  kthread+0x367/0x460
[  115.015942][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.016085][   T67]  ? kthread_affine_node+0x330/0x330
[  115.016207][   T67]  ret_from_fork+0x474/0x6b0
[  115.016331][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.016479][   T67]  ? __switch_to+0x5a3/0xe00
[  115.016599][   T67]  ? kthread_affine_node+0x330/0x330
[  115.016713][   T67]  ret_from_fork_asm+0x11/0x20
[  115.016834][   T67]  </TASK>
[  115.016922][   T67] irq event stamp: 1759755
[  115.017039][   T67] hardirqs last  enabled at (1759763): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.017302][   T67] hardirqs last disabled at (1759866): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.017503][   T67] softirqs last  enabled at (1759864): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.017708][   T67] softirqs last disabled at (1759771): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.017908][   T67] ---[ end trace 0000000000000000 ]---
[  115.031050][   T67] vethA: left promiscuous mode
[  115.031279][   T67] ------------[ cut here ]------------
[  115.031410][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  115.031676][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.031971][   T67] Tainted: [W]=WARN
[  115.032070][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.032242][   T67] Workqueue: netns cleanup_net
[  115.032382][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.032561][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.033044][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[  115.033225][   T67] RAX: 00000000ffffffa6 RBX: ff110000160c5c40 RCX: 1ff4000000090eae
[  115.033424][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000160c5cf8
[  115.033629][   T67] RBP: ff11000013ab9000 R08: 1fe2200002c18ba0 R09: ff1100000faa0bd0
[  115.033826][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  115.034021][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005c67050
[  115.034226][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  115.034462][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.034634][   T67] CR2: 00007f27eab36574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[  115.034831][   T67] PKRU: 55555554
[  115.034930][   T67] Call Trace:
[  115.035028][   T67]  <TASK>
[  115.035104][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.035239][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  115.035339][   T67]  __dev_notify_flags+0x1b8/0x280
[  115.035472][   T67]  ? netdev_info+0xe2/0x116
[  115.035608][   T67]  ? netdev_notice+0x120/0x120
[  115.035739][   T67]  ? netif_change_name+0x8c0/0x8c0
[  115.035872][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[  115.036040][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  115.036183][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[  115.036320][   T67]  __dev_set_promiscuity+0x194/0x230
[  115.036450][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[  115.036588][   T67]  netif_set_promiscuity+0x4c/0xc0
[  115.036720][   T67]  dev_set_promiscuity+0x9d/0x150
[  115.036853][   T67]  hsr_del_port+0x36d/0x490
[  115.036986][   T67]  hsr_del_ports+0x24/0x80
[  115.037123][   T67]  hsr_dellink+0x5d/0x90
[  115.037277][   T67]  default_device_exit_batch+0x19d/0x600
[  115.037430][   T67]  ? unregister_netdev+0x60/0x60
[  115.037572][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.037707][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.037842][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.037974][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.038120][   T67]  cleanup_net+0x431/0x890
[  115.038255][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.038391][   T67]  ? process_one_work+0xdb7/0x1410
[  115.038531][   T67]  ? lock_acquire+0x134/0x160
[  115.038663][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.038796][   T67]  process_one_work+0xdf8/0x1410
[  115.038933][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.039067][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.039243][   T67]  worker_thread+0x4f1/0xd60
[  115.039380][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.039511][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.039650][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.039782][   T67]  kthread+0x367/0x460
[  115.039880][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.040042][   T67]  ? kthread_affine_node+0x330/0x330
[  115.040178][   T67]  ret_from_fork+0x474/0x6b0
[  115.040312][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.040475][   T67]  ? __switch_to+0x5a3/0xe00
[  115.040609][   T67]  ? kthread_affine_node+0x330/0x330
[  115.040739][   T67]  ret_from_fork_asm+0x11/0x20
[  115.040875][   T67]  </TASK>
[  115.040974][   T67] irq event stamp: 1761745
[  115.041107][   T67] hardirqs last  enabled at (1761755): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.041336][   T67] hardirqs last disabled at (1761762): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.041566][   T67] softirqs last  enabled at (1761636): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.041789][   T67] softirqs last disabled at (1761587): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.042016][   T67] ---[ end trace 0000000000000000 ]---
[  115.042383][   T67] ------------[ cut here ]------------
[  115.042510][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  115.042767][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.043053][   T67] Tainted: [W]=WARN
[  115.043163][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.043330][   T67] Workqueue: netns cleanup_net
[  115.043461][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.043630][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.044079][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[  115.044306][   T67] RAX: 00000000ffffffa6 RBX: ff110000160c5e00 RCX: 1ff4000000090eb2
[  115.044494][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000160c5eb8
[  115.044687][   T67] RBP: ff11000013ab9000 R08: 1fe2200002c18bd8 R09: ff1100000faa0bd0
[  115.044874][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  115.045063][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  115.045316][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  115.045542][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.045704][   T67] CR2: 00007f27eab36574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[  115.045897][   T67] PKRU: 55555554
[  115.045992][   T67] Call Trace:
[  115.046088][   T67]  <TASK>
[  115.046208][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.046336][   T67]  rtnetlink_event+0xe0/0x1f0
[  115.046516][   T67]  notifier_call_chain+0xb0/0x320
[  115.046652][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[  115.046779][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[  115.046940][   T67]  ? find_held_lock+0x2b/0x80
[  115.047068][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[  115.047253][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[  115.047409][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  115.047539][   T67]  ? dev_set_promiscuity+0xa8/0x150
[  115.047666][   T67]  hsr_del_port+0x25a/0x490
[  115.047796][   T67]  hsr_del_ports+0x24/0x80
[  115.047926][   T67]  hsr_dellink+0x5d/0x90
[  115.048024][   T67]  default_device_exit_batch+0x19d/0x600
[  115.048211][   T67]  ? unregister_netdev+0x60/0x60
[  115.048342][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.048472][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.048607][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.048734][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.048867][   T67]  cleanup_net+0x431/0x890
[  115.048996][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.049177][   T67]  ? process_one_work+0xdb7/0x1410
[  115.049309][   T67]  ? lock_acquire+0x134/0x160
[  115.049437][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.049569][   T67]  process_one_work+0xdf8/0x1410
[  115.049700][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.049829][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.049958][   T67]  worker_thread+0x4f1/0xd60
[  115.050086][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.050271][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.050400][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.050532][   T67]  kthread+0x367/0x460
[  115.050629][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.050788][   T67]  ? kthread_affine_node+0x330/0x330
[  115.050915][   T67]  ret_from_fork+0x474/0x6b0
[  115.051042][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.051252][   T67]  ? __switch_to+0x5a3/0xe00
[  115.051380][   T67]  ? kthread_affine_node+0x330/0x330
[  115.051507][   T67]  ret_from_fork_asm+0x11/0x20
[  115.051642][   T67]  </TASK>
[  115.051737][   T67] irq event stamp: 1763255
[  115.051864][   T67] hardirqs last  enabled at (1763263): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.052085][   T67] hardirqs last disabled at (1763270): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.052361][   T67] softirqs last  enabled at (1763370): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.052584][   T67] softirqs last disabled at (1763279): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.052802][   T67] ---[ end trace 0000000000000000 ]---
[  115.053041][   T67] vethB: left promiscuous mode
[  115.053387][   T67] ------------[ cut here ]------------
[  115.053520][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  115.053783][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.054082][   T67] Tainted: [W]=WARN
[  115.054191][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.054375][   T67] Workqueue: netns cleanup_net
[  115.054513][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.054688][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.055433][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[  115.055602][   T67] RAX: 00000000ffffffa6 RBX: ff11000004be0580 RCX: 1ff4000000090eae
[  115.055797][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004be0638
[  115.055994][   T67] RBP: ff11000015c61000 R08: 1fe220000097c0c8 R09: ff1100000faa0bd0
[  115.056253][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[  115.056453][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f9df550
[  115.056654][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  115.056885][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.057051][   T67] CR2: 00007f6a1be55000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  115.057274][   T67] PKRU: 55555554
[  115.057373][   T67] Call Trace:
[  115.057473][   T67]  <TASK>
[  115.057549][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.057684][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  115.057786][   T67]  __dev_notify_flags+0x1b8/0x280
[  115.057920][   T67]  ? netdev_info+0xe2/0x116
[  115.058053][   T67]  ? netdev_notice+0x120/0x120
[  115.058196][   T67]  ? netif_change_name+0x8c0/0x8c0
[  115.058331][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[  115.058496][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  115.058634][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[  115.058768][   T67]  __dev_set_promiscuity+0x194/0x230
[  115.058901][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[  115.059036][   T67]  netif_set_promiscuity+0x4c/0xc0
[  115.059178][   T67]  dev_set_promiscuity+0x9d/0x150
[  115.059312][   T67]  hsr_del_port+0x36d/0x490
[  115.059446][   T67]  hsr_del_ports+0x3e/0x80
[  115.059582][   T67]  hsr_dellink+0x5d/0x90
[  115.059682][   T67]  default_device_exit_batch+0x19d/0x600
[  115.059816][   T67]  ? unregister_netdev+0x60/0x60
[  115.059949][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.060085][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.060227][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.060360][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.060499][   T67]  cleanup_net+0x431/0x890
[  115.060633][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.060763][   T67]  ? process_one_work+0xdb7/0x1410
[  115.060898][   T67]  ? lock_acquire+0x134/0x160
[  115.061029][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.061170][   T67]  process_one_work+0xdf8/0x1410
[  115.061306][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.061437][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.061575][   T67]  worker_thread+0x4f1/0xd60
[  115.061708][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.061839][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.061971][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.062108][   T67]  kthread+0x367/0x460
[  115.062210][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.062374][   T67]  ? kthread_affine_node+0x330/0x330
[  115.062506][   T67]  ret_from_fork+0x474/0x6b0
[  115.062644][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.062809][   T67]  ? __switch_to+0x5a3/0xe00
[  115.062941][   T67]  ? kthread_affine_node+0x330/0x330
[  115.063073][   T67]  ret_from_fork_asm+0x11/0x20
[  115.063213][   T67]  </TASK>
[  115.063312][   T67] irq event stamp: 1764891
[  115.063442][   T67] hardirqs last  enabled at (1764899): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.063676][   T67] hardirqs last disabled at (1764906): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.063904][   T67] softirqs last  enabled at (1764506): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.064138][   T67] softirqs last disabled at (1764471): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.064366][   T67] ---[ end trace 0000000000000000 ]---
[  115.064638][   T67] ------------[ cut here ]------------
[  115.064764][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  115.065015][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.065320][   T67] Tainted: [W]=WARN
[  115.065417][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.065581][   T67] Workqueue: netns cleanup_net
[  115.065715][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.065880][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.066653][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[  115.066814][   T67] RAX: 00000000ffffffa6 RBX: ff11000004be0ac0 RCX: 1ff4000000090eb2
[  115.067003][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004be0b78
[  115.067249][   T67] RBP: ff11000015c61000 R08: 1fe220000097c170 R09: ff1100000faa0bd0
[  115.067441][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  115.067636][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  115.067828][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  115.068053][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.068271][   T67] CR2: 00007f6a1be55000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  115.068507][   T67] PKRU: 55555554
[  115.068606][   T67] Call Trace:
[  115.068701][   T67]  <TASK>
[  115.068768][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.068898][   T67]  rtnetlink_event+0xe0/0x1f0
[  115.069028][   T67]  notifier_call_chain+0xb0/0x320
[  115.069170][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[  115.069301][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[  115.069463][   T67]  ? find_held_lock+0x2b/0x80
[  115.069599][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[  115.069727][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[  115.069887][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  115.070017][   T67]  ? dev_set_promiscuity+0xa8/0x150
[  115.070154][   T67]  hsr_del_port+0x25a/0x490
[  115.070286][   T67]  hsr_del_ports+0x3e/0x80
[  115.070414][   T67]  hsr_dellink+0x5d/0x90
[  115.070512][   T67]  default_device_exit_batch+0x19d/0x600
[  115.070645][   T67]  ? unregister_netdev+0x60/0x60
[  115.070775][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.070907][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.071037][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.071176][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.071308][   T67]  cleanup_net+0x431/0x890
[  115.071437][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.071571][   T67]  ? process_one_work+0xdb7/0x1410
[  115.071701][   T67]  ? lock_acquire+0x134/0x160
[  115.071828][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.071959][   T67]  process_one_work+0xdf8/0x1410
[  115.072090][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.072227][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.072359][   T67]  worker_thread+0x4f1/0xd60
[  115.072488][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.072620][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.072749][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.072879][   T67]  kthread+0x367/0x460
[  115.072976][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.073142][   T67]  ? kthread_affine_node+0x330/0x330
[  115.073271][   T67]  ret_from_fork+0x474/0x6b0
[  115.073400][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.073567][   T67]  ? __switch_to+0x5a3/0xe00
[  115.073696][   T67]  ? kthread_affine_node+0x330/0x330
[  115.073825][   T67]  ret_from_fork_asm+0x11/0x20
[  115.073956][   T67]  </TASK>
[  115.074051][   T67] irq event stamp: 1766359
[  115.074184][   T67] hardirqs last  enabled at (1766369): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.074405][   T67] hardirqs last disabled at (1766376): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.074629][   T67] softirqs last  enabled at (1766002): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.074852][   T67] softirqs last disabled at (1765929): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.075073][   T67] ---[ end trace 0000000000000000 ]---
[  115.075294][   T67] ------------[ cut here ]------------
[  115.075416][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  115.075664][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.075946][   T67] Tainted: [W]=WARN
[  115.076039][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.076214][   T67] Workqueue: netns cleanup_net
[  115.076343][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.076506][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.076957][   T67] RSP: 0018:ffa0000000487840 EFLAGS: 00010286
[  115.077314][   T67] RAX: 00000000ffffffa6 RBX: ff11000004be0c80 RCX: 1ff4000000090ece
[  115.077501][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004be0d38
[  115.077692][   T67] RBP: ff11000015c61000 R08: 1fe220000097c1a8 R09: ff1100000faa0bd0
[  115.077878][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  115.078063][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  115.078307][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  115.078530][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.078690][   T67] CR2: 00007f6a1be55000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  115.078883][   T67] PKRU: 55555554
[  115.078979][   T67] Call Trace:
[  115.079074][   T67]  <TASK>
[  115.079190][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.079368][   T67]  rtnetlink_event+0xe0/0x1f0
[  115.079495][   T67]  notifier_call_chain+0xb0/0x320
[  115.079628][   T67]  call_netdevice_notifiers+0x70/0xa0
[  115.079757][   T67]  ? __dev_open+0x610/0x610
[  115.079886][   T67]  hsr_del_port+0x33f/0x490
[  115.080013][   T67]  hsr_del_ports+0x3e/0x80
[  115.080189][   T67]  hsr_dellink+0x5d/0x90
[  115.080287][   T67]  default_device_exit_batch+0x19d/0x600
[  115.080414][   T67]  ? unregister_netdev+0x60/0x60
[  115.080548][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.080676][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.080804][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.080930][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.081058][   T67]  cleanup_net+0x431/0x890
[  115.081239][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.081364][   T67]  ? process_one_work+0xdb7/0x1410
[  115.081492][   T67]  ? lock_acquire+0x134/0x160
[  115.081623][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.081751][   T67]  process_one_work+0xdf8/0x1410
[  115.081881][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.082006][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.082190][   T67]  worker_thread+0x4f1/0xd60
[  115.082318][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.082445][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.082577][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.082702][   T67]  kthread+0x367/0x460
[  115.082799][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.082955][   T67]  ? kthread_affine_node+0x330/0x330
[  115.083082][   T67]  ret_from_fork+0x474/0x6b0
[  115.083261][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.083419][   T67]  ? __switch_to+0x5a3/0xe00
[  115.083571][   T67]  ? kthread_affine_node+0x330/0x330
[  115.083697][   T67]  ret_from_fork_asm+0x11/0x20
[  115.083829][   T67]  </TASK>
[  115.083923][   T67] irq event stamp: 1767975
[  115.084048][   T67] hardirqs last  enabled at (1767983): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.084335][   T67] hardirqs last disabled at (1768088): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.084558][   T67] softirqs last  enabled at (1768086): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.084773][   T67] softirqs last disabled at (1767991): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.084991][   T67] ---[ end trace 0000000000000000 ]---
[  115.086482][   T67] ------------[ cut here ]------------
[  115.086615][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  115.086855][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.087141][   T67] Tainted: [W]=WARN
[  115.087234][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.087397][   T67] Workqueue: netns cleanup_net
[  115.087523][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.087686][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.088131][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  115.088289][   T67] RAX: 00000000ffffffa6 RBX: ff11000004be1380 RCX: 1ff4000000090eaf
[  115.088471][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004be1438
[  115.088659][   T67] RBP: ff1100000f4c9000 R08: 1fe220000097c288 R09: ff1100000faa0bd0
[  115.088842][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  115.089024][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015c61000
[  115.089223][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  115.089437][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.089597][   T67] CR2: 00007f27eab36574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[  115.089782][   T67] PKRU: 55555554
[  115.089874][   T67] Call Trace:
[  115.089965][   T67]  <TASK>
[  115.090028][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.090167][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  115.090265][   T67]  netif_close_many+0x2ac/0x640
[  115.090388][   T67]  ? __dev_close_many+0x530/0x530
[  115.090510][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  115.090667][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  115.090820][   T67]  ? mark_held_locks+0x40/0x70
[  115.090941][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.091065][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.091226][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.091349][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.091475][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  115.091630][   T67]  ? unregister_netdevice_many+0x20/0x20
[  115.091754][   T67]  default_device_exit_batch+0x38b/0x600
[  115.091879][   T67]  ? unregister_netdev+0x60/0x60
[  115.092001][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.092132][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.092283][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.092411][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.092539][   T67]  cleanup_net+0x431/0x890
[  115.092662][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.092784][   T67]  ? process_one_work+0xdb7/0x1410
[  115.092907][   T67]  ? lock_acquire+0x134/0x160
[  115.093029][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.093158][   T67]  process_one_work+0xdf8/0x1410
[  115.093284][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.093407][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.093538][   T67]  worker_thread+0x4f1/0xd60
[  115.093664][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.093786][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.093910][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.094032][   T67]  kthread+0x367/0x460
[  115.094130][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.094298][   T67]  ? kthread_affine_node+0x330/0x330
[  115.094421][   T67]  ret_from_fork+0x474/0x6b0
[  115.094549][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.094706][   T67]  ? __switch_to+0x5a3/0xe00
[  115.094829][   T67]  ? kthread_affine_node+0x330/0x330
[  115.094951][   T67]  ret_from_fork_asm+0x11/0x20
[  115.095079][   T67]  </TASK>
[  115.095174][   T67] irq event stamp: 1769315
[  115.095295][   T67] hardirqs last  enabled at (1769323): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.095515][   T67] hardirqs last disabled at (1769330): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.095733][   T67] softirqs last  enabled at (1768932): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.095943][   T67] softirqs last disabled at (1768915): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.096160][   T67] ---[ end trace 0000000000000000 ]---
[  115.097019][   T67] ------------[ cut here ]------------
[  115.097149][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  115.097386][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.097666][   T67] Tainted: [W]=WARN
[  115.097758][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.097912][   T67] Workqueue: netns cleanup_net
[  115.098037][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.098403][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.098844][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  115.098998][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e02e40 RCX: 1ff4000000090eaf
[  115.099189][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e02ef8
[  115.099374][   T67] RBP: ff11000015c61000 R08: 1fe2200002bc05e0 R09: ff1100000faa0bd0
[  115.099560][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  115.099742][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015c64000
[  115.099927][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  115.100145][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.100298][   T67] CR2: 00007f27eab36574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[  115.100483][   T67] PKRU: 55555554
[  115.100579][   T67] Call Trace:
[  115.100671][   T67]  <TASK>
[  115.100736][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.100860][   T67]  ? notifier_call_chain+0xb0/0x320
[  115.100982][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  115.101076][   T67]  netif_close_many+0x2ac/0x640
[  115.101206][   T67]  ? __dev_close_many+0x530/0x530
[  115.101330][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  115.101484][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  115.101644][   T67]  ? mark_held_locks+0x40/0x70
[  115.101766][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.101889][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.102040][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.102169][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.102291][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  115.102444][   T67]  ? unregister_netdevice_many+0x20/0x20
[  115.102573][   T67]  default_device_exit_batch+0x38b/0x600
[  115.102696][   T67]  ? unregister_netdev+0x60/0x60
[  115.102818][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.102941][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.103065][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.103194][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.103318][   T67]  cleanup_net+0x431/0x890
[  115.103441][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.103567][   T67]  ? process_one_work+0xdb7/0x1410
[  115.103691][   T67]  ? lock_acquire+0x134/0x160
[  115.103813][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.103936][   T67]  process_one_work+0xdf8/0x1410
[  115.104061][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.104190][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.104317][   T67]  worker_thread+0x4f1/0xd60
[  115.104442][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.104566][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.104689][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.104811][   T67]  kthread+0x367/0x460
[  115.104903][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.105055][   T67]  ? kthread_affine_node+0x330/0x330
[  115.105184][   T67]  ret_from_fork+0x474/0x6b0
[  115.105307][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.105460][   T67]  ? __switch_to+0x5a3/0xe00
[  115.105591][   T67]  ? kthread_affine_node+0x330/0x330
[  115.105713][   T67]  ret_from_fork_asm+0x11/0x20
[  115.105840][   T67]  </TASK>
[  115.105930][   T67] irq event stamp: 1772089
[  115.106050][   T67] hardirqs last  enabled at (1772097): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.106269][   T67] hardirqs last disabled at (1772106): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.106483][   T67] softirqs last  enabled at (1771666): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.106695][   T67] softirqs last disabled at (1771661): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.106907][   T67] ---[ end trace 0000000000000000 ]---
[  115.107495][   T67] ------------[ cut here ]------------
[  115.107620][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  115.107860][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.108139][   T67] Tainted: [W]=WARN
[  115.108232][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.108384][   T67] Workqueue: netns cleanup_net
[  115.108509][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.108672][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.109110][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  115.109265][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a88ac0 RCX: 1ff4000000090eaf
[  115.109449][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a88b78
[  115.109636][   T67] RBP: ff11000015c64000 R08: 1fe2200002b51170 R09: ff1100000faa0bd0
[  115.109835][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  115.110019][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013ab9000
[  115.110209][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  115.110422][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.110577][   T67] CR2: 00007f27eab36574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[  115.110761][   T67] PKRU: 55555554
[  115.110852][   T67] Call Trace:
[  115.110944][   T67]  <TASK>
[  115.111008][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.111135][   T67]  ? notifier_call_chain+0xb0/0x320
[  115.111257][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  115.111350][   T67]  netif_close_many+0x2ac/0x640
[  115.111472][   T67]  ? __dev_close_many+0x530/0x530
[  115.111601][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  115.111753][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  115.111906][   T67]  ? mark_held_locks+0x40/0x70
[  115.112032][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.112161][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.112312][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.112433][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.112560][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  115.112713][   T67]  ? unregister_netdevice_many+0x20/0x20
[  115.112837][   T67]  default_device_exit_batch+0x38b/0x600
[  115.112961][   T67]  ? unregister_netdev+0x60/0x60
[  115.113085][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.113214][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.113339][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.113460][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.113603][   T67]  cleanup_net+0x431/0x890
[  115.113726][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.113930][   T67]  ? process_one_work+0xdb7/0x1410
[  115.114053][   T67]  ? lock_acquire+0x134/0x160
[  115.114185][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.114309][   T67]  process_one_work+0xdf8/0x1410
[  115.114513][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.114638][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.114767][   T67]  worker_thread+0x4f1/0xd60
[  115.114889][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.115090][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.115232][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.115355][   T67]  kthread+0x367/0x460
[  115.115447][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.115683][   T67]  ? kthread_affine_node+0x330/0x330
[  115.115805][   T67]  ret_from_fork+0x474/0x6b0
[  115.115929][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.116081][   T67]  ? __switch_to+0x5a3/0xe00
[  115.116210][   T67]  ? kthread_affine_node+0x330/0x330
[  115.116336][   T67]  ret_from_fork_asm+0x11/0x20
[  115.116471][   T67]  </TASK>
[  115.116566][   T67] irq event stamp: 1774223
[  115.116768][   T67] hardirqs last  enabled at (1774231): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.116980][   T67] hardirqs last disabled at (1774238): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.117277][   T67] softirqs last  enabled at (1774078): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.117486][   T67] softirqs last disabled at (1774073): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.117702][   T67] ---[ end trace 0000000000000000 ]---
[  115.120417][   T67] ------------[ cut here ]------------
[  115.120563][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  115.120825][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.121137][   T67] Tainted: [W]=WARN
[  115.121239][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.121405][   T67] Workqueue: netns cleanup_net
[  115.121546][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.121720][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.122208][   T67] RSP: 0018:ffa00000004874d0 EFLAGS: 00010286
[  115.122376][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ff23c0 RCX: 1ff4000000090e60
[  115.122576][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff2478
[  115.122773][   T67] RBP: ff11000004fc9000 R08: 1fe22000027fe490 R09: ff1100000faa0bd0
[  115.122971][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  115.123173][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  115.123372][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  115.123605][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.123771][   T67] CR2: 00007f6a1be55000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  115.123971][   T67] PKRU: 55555554
[  115.124070][   T67] Call Trace:
[  115.124176][   T67]  <TASK>
[  115.124245][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.124379][   T67]  ? notifier_call_chain+0xb0/0x320
[  115.124513][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  115.124620][   T67]  netif_state_change+0x155/0x340
[  115.124756][   T67]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  115.124921][   T67]  ? __queue_work+0x31a/0xc00
[  115.125054][   T67]  netif_set_operstate+0xc1/0x100
[  115.125197][   T67]  ? rtnl_put_cacheinfo+0x250/0x250
[  115.125331][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  115.125462][   T67]  ? queue_delayed_work_on+0x95/0x100
[  115.125600][   T67]  hsr_check_carrier_and_operstate+0x1ec/0x700
[  115.125765][   T67]  hsr_netdev_notify+0x387/0xad0
[  115.125898][   T67]  ? unregister_vlan_dev+0x380/0x380
[  115.126032][   T67]  ? hsr_port_get_hsr+0x150/0x150
[  115.126174][   T67]  notifier_call_chain+0xb0/0x320
[  115.126310][   T67]  netif_close_many+0x2c9/0x640
[  115.126443][   T67]  ? __dev_close_many+0x530/0x530
[  115.126581][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  115.126748][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  115.126915][   T67]  ? mark_held_locks+0x40/0x70
[  115.127046][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.127188][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.127354][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.127485][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.127623][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  115.127789][   T67]  ? unregister_netdevice_many+0x20/0x20
[  115.127923][   T67]  default_device_exit_batch+0x38b/0x600
[  115.128056][   T67]  ? unregister_netdev+0x60/0x60
[  115.128196][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.128332][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.128465][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.128605][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.128739][   T67]  cleanup_net+0x431/0x890
[  115.128872][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.129002][   T67]  ? process_one_work+0xdb7/0x1410
[  115.129143][   T67]  ? lock_acquire+0x134/0x160
[  115.129276][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.129408][   T67]  process_one_work+0xdf8/0x1410
[  115.129548][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.129682][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.129815][   T67]  worker_thread+0x4f1/0xd60
[  115.129948][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.130080][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.130221][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.130355][   T67]  kthread+0x367/0x460
[  115.130455][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.130630][   T67]  ? kthread_affine_node+0x330/0x330
[  115.130764][   T67]  ret_from_fork+0x474/0x6b0
[  115.130896][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.131062][   T67]  ? __switch_to+0x5a3/0xe00
[  115.131207][   T67]  ? kthread_affine_node+0x330/0x330
[  115.131341][   T67]  ret_from_fork_asm+0x11/0x20
[  115.131484][   T67]  </TASK>
[  115.131586][   T67] irq event stamp: 1777259
[  115.131718][   T67] hardirqs last  enabled at (1777267): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.131949][   T67] hardirqs last disabled at (1777274): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.132183][   T67] softirqs last  enabled at (1776712): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.132415][   T67] softirqs last disabled at (1776707): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.132647][   T67] ---[ end trace 0000000000000000 ]---
[  115.132859][   T67] ------------[ cut here ]------------
[  115.132980][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  115.133231][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.133510][   T67] Tainted: [W]=WARN
[  115.133610][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.133765][   T67] Workqueue: netns cleanup_net
[  115.133894][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.134054][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.134511][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  115.134676][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ff3540 RCX: 1ff4000000090eaf
[  115.134862][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff35f8
[  115.135047][   T67] RBP: ff11000013ab9000 R08: 1fe22000027fe6c0 R09: ff1100000faa0bd0
[  115.135237][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  115.135422][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013abc000
[  115.135612][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  115.135838][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.135993][   T67] CR2: 00007f6a1be55000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  115.136186][   T67] PKRU: 55555554
[  115.136281][   T67] Call Trace:
[  115.136374][   T67]  <TASK>
[  115.136438][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.136566][   T67]  ? notifier_call_chain+0xb0/0x320
[  115.136692][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  115.136866][   T67]  netif_close_many+0x2ac/0x640
[  115.136991][   T67]  ? __dev_close_many+0x530/0x530
[  115.137208][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  115.137362][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  115.137522][   T67]  ? mark_held_locks+0x40/0x70
[  115.137650][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.137779][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.137930][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.138054][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.138183][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  115.138339][   T67]  ? unregister_netdevice_many+0x20/0x20
[  115.138466][   T67]  default_device_exit_batch+0x38b/0x600
[  115.138676][   T67]  ? unregister_netdev+0x60/0x60
[  115.138801][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.138924][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.139048][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.139177][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.139303][   T67]  cleanup_net+0x431/0x890
[  115.139427][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.139552][   T67]  ? process_one_work+0xdb7/0x1410
[  115.139756][   T67]  ? lock_acquire+0x134/0x160
[  115.139879][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.140003][   T67]  process_one_work+0xdf8/0x1410
[  115.140136][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.140340][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.140468][   T67]  worker_thread+0x4f1/0xd60
[  115.140596][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.140719][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.140925][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.141049][   T67]  kthread+0x367/0x460
[  115.141149][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.141306][   T67]  ? kthread_affine_node+0x330/0x330
[  115.141512][   T67]  ret_from_fork+0x474/0x6b0
[  115.141643][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.141798][   T67]  ? __switch_to+0x5a3/0xe00
[  115.141924][   T67]  ? kthread_affine_node+0x330/0x330
[  115.142137][   T67]  ret_from_fork_asm+0x11/0x20
[  115.142267][   T67]  </TASK>
[  115.142360][   T67] irq event stamp: 1777901
[  115.142481][   T67] hardirqs last  enabled at (1777909): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.142777][   T67] hardirqs last disabled at (1777916): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.142988][   T67] softirqs last  enabled at (1777366): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  115.143207][   T67] softirqs last disabled at (1777364): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  115.143419][   T67] ---[ end trace 0000000000000000 ]---
[  115.144326][   T67] ------------[ cut here ]------------
[  115.144532][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  115.144786][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.145155][   T67] Tainted: [W]=WARN
[  115.145248][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.145404][   T67] Workqueue: netns cleanup_net
[  115.145539][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.145786][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.146242][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  115.146401][   T67] RAX: 00000000ffffffa6 RBX: ff11000013e10c80 RCX: 1ff4000000090eaf
[  115.146593][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e10d38
[  115.146861][   T67] RBP: ff11000013abc000 R08: 1fe22000027c21a8 R09: ff1100000faa0bd0
[  115.147045][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  115.147238][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013b91000
[  115.147425][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  115.147646][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.147801][   T67] CR2: 00007f6a1be55000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  115.148066][   T67] PKRU: 55555554
[  115.148167][   T67] Call Trace:
[  115.148264][   T67]  <TASK>
[  115.148407][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.148537][   T67]  ? notifier_call_chain+0xb0/0x320
[  115.148661][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  115.148761][   T67]  netif_close_many+0x2ac/0x640
[  115.148966][   T67]  ? __dev_close_many+0x530/0x530
[  115.149091][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  115.149254][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  115.149414][   T67]  ? mark_held_locks+0x40/0x70
[  115.149621][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.149747][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.149904][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.150029][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.150162][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  115.150321][   T67]  ? unregister_netdevice_many+0x20/0x20
[  115.150450][   T67]  default_device_exit_batch+0x38b/0x600
[  115.150584][   T67]  ? unregister_netdev+0x60/0x60
[  115.150712][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.150840][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.150968][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.151091][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.151231][   T67]  cleanup_net+0x431/0x890
[  115.151357][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.151481][   T67]  ? process_one_work+0xdb7/0x1410
[  115.151612][   T67]  ? lock_acquire+0x134/0x160
[  115.151736][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.151863][   T67]  process_one_work+0xdf8/0x1410
[  115.151994][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.152124][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.152266][   T67]  worker_thread+0x4f1/0xd60
[  115.152393][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.152516][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.152645][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.152850][   T67]  kthread+0x367/0x460
[  115.152945][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.153111][   T67]  ? kthread_affine_node+0x330/0x330
[  115.153239][   T67]  ret_from_fork+0x474/0x6b0
[  115.153364][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.153520][   T67]  ? __switch_to+0x5a3/0xe00
[  115.153650][   T67]  ? kthread_affine_node+0x330/0x330
[  115.153775][   T67]  ret_from_fork_asm+0x11/0x20
[  115.153905][   T67]  </TASK>
[  115.153998][   T67] irq event stamp: 1780301
[  115.154128][   T67] hardirqs last  enabled at (1780311): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.154431][   T67] hardirqs last disabled at (1780318): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.154733][   T67] softirqs last  enabled at (1779902): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.154950][   T67] softirqs last disabled at (1779897): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.155257][   T67] ---[ end trace 0000000000000000 ]---
[  115.156158][   T67] ------------[ cut here ]------------
[  115.156288][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  115.156543][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.156827][   T67] Tainted: [W]=WARN
[  115.157002][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.157251][   T67] Workqueue: netns cleanup_net
[  115.157384][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.157547][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.157994][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  115.158260][   T67] RAX: 00000000ffffffa6 RBX: ff11000013e11e00 RCX: 1ff4000000090eaf
[  115.158447][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e11eb8
[  115.158638][   T67] RBP: ff11000013b91000 R08: 1fe22000027c23d8 R09: ff1100000faa0bd0
[  115.158824][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  115.159009][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[  115.159247][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  115.159554][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.159708][   T67] CR2: 00007f6a1be55000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  115.159892][   T67] PKRU: 55555554
[  115.159985][   T67] Call Trace:
[  115.160083][   T67]  <TASK>
[  115.160153][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.160286][   T67]  ? notifier_call_chain+0xb0/0x320
[  115.160412][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  115.160506][   T67]  netif_close_many+0x2ac/0x640
[  115.160638][   T67]  ? __dev_close_many+0x530/0x530
[  115.160763][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  115.161000][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  115.161163][   T67]  ? mark_held_locks+0x40/0x70
[  115.161290][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.161499][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.161658][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.161780][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.161903][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  115.162067][   T67]  ? unregister_netdevice_many+0x20/0x20
[  115.162203][   T67]  default_device_exit_batch+0x38b/0x600
[  115.162330][   T67]  ? unregister_netdev+0x60/0x60
[  115.162457][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.162588][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.162792][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.162916][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.163041][   T67]  cleanup_net+0x431/0x890
[  115.163173][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.163299][   T67]  ? process_one_work+0xdb7/0x1410
[  115.163427][   T67]  ? lock_acquire+0x134/0x160
[  115.163636][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.163761][   T67]  process_one_work+0xdf8/0x1410
[  115.163888][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.164094][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.164313][   T67]  worker_thread+0x4f1/0xd60
[  115.164438][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.164566][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.164691][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.164896][   T67]  kthread+0x367/0x460
[  115.164990][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.165150][   T67]  ? kthread_affine_node+0x330/0x330
[  115.165275][   T67]  ret_from_fork+0x474/0x6b0
[  115.165479][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.165638][   T67]  ? __switch_to+0x5a3/0xe00
[  115.165761][   T67]  ? kthread_affine_node+0x330/0x330
[  115.165884][   T67]  ret_from_fork_asm+0x11/0x20
[  115.166090][   T67]  </TASK>
[  115.166187][   T67] irq event stamp: 1782961
[  115.166310][   T67] hardirqs last  enabled at (1782969): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.166523][   T67] hardirqs last disabled at (1782976): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.166820][   T67] softirqs last  enabled at (1782566): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.167032][   T67] softirqs last disabled at (1782485): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.167254][   T67] ---[ end trace 0000000000000000 ]---
[  115.179993][   T67] ------------[ cut here ]------------
[  115.180130][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  115.180376][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.180645][   T67] Tainted: [W]=WARN
[  115.180734][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.180882][   T67] Workqueue: netns cleanup_net
[  115.181006][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.181167][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.181591][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  115.181738][   T67] RAX: 00000000ffffffa6 RBX: ff110000020d8e40 RCX: 1ff4000000090ed5
[  115.181916][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000020d8ef8
[  115.182107][   T67] RBP: ff1100000f4c9000 R08: 1fe220000041b1e0 R09: ff1100000faa0bd0
[  115.182285][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  115.182464][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  115.182659][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  115.182866][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.183014][   T67] CR2: 00007f6a1be55000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  115.183201][   T67] PKRU: 55555554
[  115.183289][   T67] Call Trace:
[  115.183376][   T67]  <TASK>
[  115.183437][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  115.183592][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.183740][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.183859][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.183978][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  115.184136][   T67]  default_device_exit_batch+0x38b/0x600
[  115.184258][   T67]  ? unregister_netdev+0x60/0x60
[  115.184380][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.184501][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.184631][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.184750][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.184872][   T67]  cleanup_net+0x431/0x890
[  115.184997][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.185124][   T67]  ? process_one_work+0xdb7/0x1410
[  115.185250][   T67]  ? lock_acquire+0x134/0x160
[  115.185370][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.185491][   T67]  process_one_work+0xdf8/0x1410
[  115.185619][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.185739][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.185864][   T67]  worker_thread+0x4f1/0xd60
[  115.185984][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.186108][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.186229][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.186348][   T67]  kthread+0x367/0x460
[  115.186441][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.186592][   T67]  ? kthread_affine_node+0x330/0x330
[  115.186710][   T67]  ret_from_fork+0x474/0x6b0
[  115.186828][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.186975][   T67]  ? __switch_to+0x5a3/0xe00
[  115.187094][   T67]  ? kthread_affine_node+0x330/0x330
[  115.187221][   T67]  ret_from_fork_asm+0x11/0x20
[  115.187349][   T67]  </TASK>
[  115.187438][   T67] irq event stamp: 1795881
[  115.187561][   T67] hardirqs last  enabled at (1795889): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.187768][   T67] hardirqs last disabled at (1795896): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.187977][   T67] softirqs last  enabled at (1795590): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.188188][   T67] softirqs last disabled at (1795585): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.188393][   T67] ---[ end trace 0000000000000000 ]---
[  115.189517][   T67] ------------[ cut here ]------------
[  115.189641][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  115.189870][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.190222][   T67] Tainted: [W]=WARN
[  115.190312][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.190458][   T67] Workqueue: netns cleanup_net
[  115.190585][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.190737][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.191163][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  115.191315][   T67] RAX: 00000000ffffffa6 RBX: ff110000020d9540 RCX: 1ff4000000090ed5
[  115.191492][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000020d95f8
[  115.191672][   T67] RBP: ff11000015c61000 R08: 1fe220000041b2c0 R09: ff1100000faa0bd0
[  115.191848][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  115.192029][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  115.192211][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  115.192420][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.192571][   T67] CR2: 00007f6a1be55000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  115.192749][   T67] PKRU: 55555554
[  115.192838][   T67] Call Trace:
[  115.192927][   T67]  <TASK>
[  115.192989][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  115.193143][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.193292][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.193414][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.193537][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  115.193693][   T67]  default_device_exit_batch+0x38b/0x600
[  115.193815][   T67]  ? unregister_netdev+0x60/0x60
[  115.193936][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.194057][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.194184][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.194303][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.194424][   T67]  cleanup_net+0x431/0x890
[  115.194552][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.194676][   T67]  ? process_one_work+0xdb7/0x1410
[  115.194797][   T67]  ? lock_acquire+0x134/0x160
[  115.194917][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.195037][   T67]  process_one_work+0xdf8/0x1410
[  115.195173][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.195292][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.195416][   T67]  worker_thread+0x4f1/0xd60
[  115.195541][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.195661][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.195781][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.195901][   T67]  kthread+0x367/0x460
[  115.195991][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.196144][   T67]  ? kthread_affine_node+0x330/0x330
[  115.196264][   T67]  ret_from_fork+0x474/0x6b0
[  115.196382][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.196533][   T67]  ? __switch_to+0x5a3/0xe00
[  115.196653][   T67]  ? kthread_affine_node+0x330/0x330
[  115.196772][   T67]  ret_from_fork_asm+0x11/0x20
[  115.196896][   T67]  </TASK>
[  115.196985][   T67] irq event stamp: 1798629
[  115.197107][   T67] hardirqs last  enabled at (1798639): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.197314][   T67] hardirqs last disabled at (1798646): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.197521][   T67] softirqs last  enabled at (1798210): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.197729][   T67] softirqs last disabled at (1798045): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.197936][   T67] ---[ end trace 0000000000000000 ]---
[  115.198979][   T67] vethB (unregistering): left promiscuous mode
[  115.199245][   T67] ------------[ cut here ]------------
[  115.199362][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  115.199598][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.199865][   T67] Tainted: [W]=WARN
[  115.199954][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.200586][   T67] Workqueue: netns cleanup_net
[  115.200711][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.200865][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.201347][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  115.201502][   T67] RAX: 00000000ffffffa6 RBX: ff110000020d9c40 RCX: 1ff4000000090ed5
[  115.201683][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000020d9cf8
[  115.201859][   T67] RBP: ff11000015c64000 R08: 1fe220000041b3a0 R09: ff1100000faa0bd0
[  115.202037][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  115.202267][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  115.202443][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  115.202655][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.202803][   T67] CR2: 00007f6a1be55000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  115.202984][   T67] PKRU: 55555554
[  115.203074][   T67] Call Trace:
[  115.203213][   T67]  <TASK>
[  115.203275][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  115.203427][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.203581][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.203699][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.203822][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  115.203974][   T67]  default_device_exit_batch+0x38b/0x600
[  115.204095][   T67]  ? unregister_netdev+0x60/0x60
[  115.204263][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.204385][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.204507][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.204633][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.204755][   T67]  cleanup_net+0x431/0x890
[  115.204875][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.204995][   T67]  ? process_one_work+0xdb7/0x1410
[  115.205164][   T67]  ? lock_acquire+0x134/0x160
[  115.205286][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.205408][   T67]  process_one_work+0xdf8/0x1410
[  115.205535][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.205654][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.205778][   T67]  worker_thread+0x4f1/0xd60
[  115.205899][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.206018][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.206185][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.206305][   T67]  kthread+0x367/0x460
[  115.206396][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.206550][   T67]  ? kthread_affine_node+0x330/0x330
[  115.206668][   T67]  ret_from_fork+0x474/0x6b0
[  115.206787][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.206936][   T67]  ? __switch_to+0x5a3/0xe00
[  115.207056][   T67]  ? kthread_affine_node+0x330/0x330
[  115.207224][   T67]  ret_from_fork_asm+0x11/0x20
[  115.207348][   T67]  </TASK>
[  115.207441][   T67] irq event stamp: 1802925
[  115.207563][   T67] hardirqs last  enabled at (1802933): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.207768][   T67] hardirqs last disabled at (1802940): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.207979][   T67] softirqs last  enabled at (1802906): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.208234][   T67] softirqs last disabled at (1802957): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.208439][   T67] ---[ end trace 0000000000000000 ]---
[  115.210624][   T67] ------------[ cut here ]------------
[  115.210764][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  115.210998][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.211278][   T67] Tainted: [W]=WARN
[  115.211368][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.211522][   T67] Workqueue: netns cleanup_net
[  115.211654][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.211815][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.212249][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  115.212401][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e02c80 RCX: 1ff4000000090ed5
[  115.212590][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e02d38
[  115.212771][   T67] RBP: ff11000013ab9000 R08: 1fe2200002bc05a8 R09: ff1100000faa0bd0
[  115.212948][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  115.213134][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  115.213317][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  115.213524][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.213682][   T67] CR2: 00007fb7fe99fc20 CR3: 0000000013fa3004 CR4: 0000000000771ef0
[  115.213865][   T67] PKRU: 55555554
[  115.213953][   T67] Call Trace:
[  115.214042][   T67]  <TASK>
[  115.214110][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  115.214264][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.214413][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.214542][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.214663][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  115.214816][   T67]  default_device_exit_batch+0x38b/0x600
[  115.214936][   T67]  ? unregister_netdev+0x60/0x60
[  115.215067][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.215199][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.215320][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.215443][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.215569][   T67]  cleanup_net+0x431/0x890
[  115.215690][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.215810][   T67]  ? process_one_work+0xdb7/0x1410
[  115.215931][   T67]  ? lock_acquire+0x134/0x160
[  115.216051][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.216180][   T67]  process_one_work+0xdf8/0x1410
[  115.216303][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.216422][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.216549][   T67]  worker_thread+0x4f1/0xd60
[  115.216671][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.216789][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.216910][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.217029][   T67]  kthread+0x367/0x460
[  115.217125][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.217279][   T67]  ? kthread_affine_node+0x330/0x330
[  115.217399][   T67]  ret_from_fork+0x474/0x6b0
[  115.217519][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.217673][   T67]  ? __switch_to+0x5a3/0xe00
[  115.217793][   T67]  ? kthread_affine_node+0x330/0x330
[  115.217916][   T67]  ret_from_fork_asm+0x11/0x20
[  115.218040][   T67]  </TASK>
[  115.218134][   T67] irq event stamp: 1805963
[  115.218254][   T67] hardirqs last  enabled at (1805971): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.218461][   T67] hardirqs last disabled at (1805978): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.218669][   T67] softirqs last  enabled at (1805638): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.218875][   T67] softirqs last disabled at (1805633): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.219086][   T67] ---[ end trace 0000000000000000 ]---
[  115.225010][   T67] vethA (unregistering): left promiscuous mode
[  115.230575][   T67] ------------[ cut here ]------------
[  115.230708][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  115.230959][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.231354][   T67] Tainted: [W]=WARN
[  115.231452][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.231619][   T67] Workqueue: netns cleanup_net
[  115.231752][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.231917][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.232378][   T67] RSP: 0018:ffa0000000487510 EFLAGS: 00010286
[  115.232546][   T67] RAX: 00000000ffffffa6 RBX: ff11000015f61a80 RCX: 1ff4000000090e68
[  115.232737][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f61b38
[  115.232926][   T67] RBP: ff11000004fc9000 R08: 1fe2200002bec368 R09: ff1100000faa0bd0
[  115.233122][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  115.233312][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004875a8
[  115.233503][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  115.233729][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.233889][   T67] CR2: 00007fb7fe99fc20 CR3: 0000000013fa3004 CR4: 0000000000771ef0
[  115.234078][   T67] PKRU: 55555554
[  115.234177][   T67] Call Trace:
[  115.234272][   T67]  <TASK>
[  115.234339][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.234468][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  115.234571][   T67]  netif_close_many+0x2ac/0x640
[  115.234700][   T67]  ? __dev_close_many+0x530/0x530
[  115.234829][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  115.234990][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  115.235157][   T67]  ? mark_held_locks+0x40/0x70
[  115.235287][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.235445][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.235578][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.235705][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  115.235867][   T67]  ? unregister_netdevice_many+0x20/0x20
[  115.235995][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[  115.236160][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  115.236290][   T67]  hsr_netdev_notify+0x742/0xad0
[  115.236420][   T67]  ? hsr_port_get_hsr+0x150/0x150
[  115.236554][   T67]  notifier_call_chain+0xb0/0x320
[  115.236684][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[  115.236848][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.237015][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.237149][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.237279][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  115.237442][   T67]  default_device_exit_batch+0x38b/0x600
[  115.237578][   T67]  ? unregister_netdev+0x60/0x60
[  115.237707][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.237837][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.237967][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.238095][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.238234][   T67]  cleanup_net+0x431/0x890
[  115.238362][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.238490][   T67]  ? process_one_work+0xdb7/0x1410
[  115.238625][   T67]  ? lock_acquire+0x134/0x160
[  115.238753][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.238882][   T67]  process_one_work+0xdf8/0x1410
[  115.239013][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.239144][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.239275][   T67]  worker_thread+0x4f1/0xd60
[  115.239406][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.239540][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.239669][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.239797][   T67]  kthread+0x367/0x460
[  115.239894][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.240052][   T67]  ? kthread_affine_node+0x330/0x330
[  115.240186][   T67]  ret_from_fork+0x474/0x6b0
[  115.240315][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.240474][   T67]  ? __switch_to+0x5a3/0xe00
[  115.240606][   T67]  ? kthread_affine_node+0x330/0x330
[  115.240736][   T67]  ret_from_fork_asm+0x11/0x20
[  115.240868][   T67]  </TASK>
[  115.240963][   T67] irq event stamp: 1818503
[  115.241089][   T67] hardirqs last  enabled at (1818511): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.241318][   T67] hardirqs last disabled at (1818520): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.241548][   T67] softirqs last  enabled at (1817942): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.241769][   T67] softirqs last disabled at (1817757): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.241989][   T67] ---[ end trace 0000000000000000 ]---
[  115.243248][   T67] ------------[ cut here ]------------
[  115.243371][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  115.243616][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.243895][   T67] Tainted: [W]=WARN
[  115.243987][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.244615][   T67] Workqueue: netns cleanup_net
[  115.244743][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.244902][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.245340][   T67] RSP: 0018:ffa0000000487640 EFLAGS: 00010286
[  115.245495][   T67] RAX: 00000000ffffffa6 RBX: ff11000015cdb700 RCX: 1ff4000000090e8e
[  115.245680][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015cdb7b8
[  115.245862][   T67] RBP: ff11000004fc9000 R08: 1fe2200002b9b6f8 R09: ff1100000faa0bd0
[  115.246044][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  115.246232][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  115.246418][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  115.246631][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.246786][   T67] CR2: 00007fb7fe99fc20 CR3: 0000000013fa3004 CR4: 0000000000771ef0
[  115.246970][   T67] PKRU: 55555554
[  115.247061][   T67] Call Trace:
[  115.247159][   T67]  <TASK>
[  115.247223][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  115.247382][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.247543][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.247666][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.247789][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  115.247944][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[  115.248102][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  115.248232][   T67]  hsr_netdev_notify+0x742/0xad0
[  115.248355][   T67]  ? hsr_port_get_hsr+0x150/0x150
[  115.248482][   T67]  notifier_call_chain+0xb0/0x320
[  115.248615][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[  115.248770][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.248922][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.249043][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.249171][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  115.249328][   T67]  default_device_exit_batch+0x38b/0x600
[  115.249452][   T67]  ? unregister_netdev+0x60/0x60
[  115.249582][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.249711][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.249835][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.249958][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.250085][   T67]  cleanup_net+0x431/0x890
[  115.250226][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.250348][   T67]  ? process_one_work+0xdb7/0x1410
[  115.250481][   T67]  ? lock_acquire+0x134/0x160
[  115.250609][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.250734][   T67]  process_one_work+0xdf8/0x1410
[  115.250860][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.250983][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.251114][   T67]  worker_thread+0x4f1/0xd60
[  115.251237][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.251361][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.251485][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.251612][   T67]  kthread+0x367/0x460
[  115.251704][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.251857][   T67]  ? kthread_affine_node+0x330/0x330
[  115.251980][   T67]  ret_from_fork+0x474/0x6b0
[  115.252109][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.252264][   T67]  ? __switch_to+0x5a3/0xe00
[  115.252387][   T67]  ? kthread_affine_node+0x330/0x330
[  115.252512][   T67]  ret_from_fork_asm+0x11/0x20
[  115.252648][   T67]  </TASK>
[  115.252739][   T67] irq event stamp: 1823315
[  115.252860][   T67] hardirqs last  enabled at (1823323): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.253073][   T67] hardirqs last disabled at (1823330): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.253289][   T67] softirqs last  enabled at (1822860): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.253510][   T67] softirqs last disabled at (1822855): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.253729][   T67] ---[ end trace 0000000000000000 ]---
[  115.254856][   T67] ------------[ cut here ]------------
[  115.254972][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  115.255716][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.255982][   T67] Tainted: [W]=WARN
[  115.256071][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.256269][   T67] Workqueue: netns cleanup_net
[  115.256392][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.256548][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.257020][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  115.257218][   T67] RAX: 00000000ffffffa6 RBX: ff11000010116900 RCX: 1ff4000000090ed5
[  115.257394][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101169b8
[  115.257577][   T67] RBP: ff11000013abc000 R08: 1fe2200002022d38 R09: ff1100000faa0bd0
[  115.257757][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  115.257936][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  115.258183][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  115.258389][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.258543][   T67] CR2: 00007fb7fe99fc20 CR3: 0000000013fa3004 CR4: 0000000000771ef0
[  115.258730][   T67] PKRU: 55555554
[  115.258818][   T67] Call Trace:
[  115.258908][   T67]  <TASK>
[  115.258969][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  115.259168][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.259317][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.259436][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.259558][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  115.259711][   T67]  default_device_exit_batch+0x38b/0x600
[  115.259831][   T67]  ? unregister_netdev+0x60/0x60
[  115.259951][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.260070][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.260238][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.260357][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.260479][   T67]  cleanup_net+0x431/0x890
[  115.260603][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.260720][   T67]  ? process_one_work+0xdb7/0x1410
[  115.260841][   T67]  ? lock_acquire+0x134/0x160
[  115.260960][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.261081][   T67]  process_one_work+0xdf8/0x1410
[  115.261250][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.261369][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.261494][   T67]  worker_thread+0x4f1/0xd60
[  115.261625][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.261743][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.261862][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.261980][   T67]  kthread+0x367/0x460
[  115.262069][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.262268][   T67]  ? kthread_affine_node+0x330/0x330
[  115.262389][   T67]  ret_from_fork+0x474/0x6b0
[  115.262508][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.262661][   T67]  ? __switch_to+0x5a3/0xe00
[  115.262780][   T67]  ? kthread_affine_node+0x330/0x330
[  115.262898][   T67]  ret_from_fork_asm+0x11/0x20
[  115.263021][   T67]  </TASK>
[  115.263153][   T67] irq event stamp: 1826581
[  115.263271][   T67] hardirqs last  enabled at (1826589): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.263476][   T67] hardirqs last disabled at (1826596): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.263684][   T67] softirqs last  enabled at (1826578): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.263893][   T67] softirqs last disabled at (1826485): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.264146][   T67] ---[ end trace 0000000000000000 ]---
[  115.266538][   T67] ------------[ cut here ]------------
[  115.266671][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  115.266904][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.267183][   T67] Tainted: [W]=WARN
[  115.267272][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.267419][   T67] Workqueue: netns cleanup_net
[  115.267548][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.267701][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.268135][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  115.268285][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e39540 RCX: 1ff4000000090ed5
[  115.268466][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e395f8
[  115.268643][   T67] RBP: ff11000013b91000 R08: 1fe2200002bc72c0 R09: ff1100000faa0bd0
[  115.268824][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  115.269000][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  115.269184][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  115.269396][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.269555][   T67] CR2: 00007f27eab36574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[  115.269733][   T67] PKRU: 55555554
[  115.269821][   T67] Call Trace:
[  115.269915][   T67]  <TASK>
[  115.269978][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  115.270135][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.270287][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.270406][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.270532][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  115.270683][   T67]  default_device_exit_batch+0x38b/0x600
[  115.270803][   T67]  ? unregister_netdev+0x60/0x60
[  115.270922][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.271045][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.271170][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.271289][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.271410][   T67]  cleanup_net+0x431/0x890
[  115.271536][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.271654][   T67]  ? process_one_work+0xdb7/0x1410
[  115.271772][   T67]  ? lock_acquire+0x134/0x160
[  115.271890][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.272010][   T67]  process_one_work+0xdf8/0x1410
[  115.272137][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.272255][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.272382][   T67]  worker_thread+0x4f1/0xd60
[  115.272500][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.272623][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.272746][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.272863][   T67]  kthread+0x367/0x460
[  115.272952][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.273104][   T67]  ? kthread_affine_node+0x330/0x330
[  115.273230][   T67]  ret_from_fork+0x474/0x6b0
[  115.273348][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.273495][   T67]  ? __switch_to+0x5a3/0xe00
[  115.273617][   T67]  ? kthread_affine_node+0x330/0x330
[  115.273734][   T67]  ret_from_fork_asm+0x11/0x20
[  115.273858][   T67]  </TASK>
[  115.273946][   T67] irq event stamp: 1829705
[  115.274063][   T67] hardirqs last  enabled at (1829713): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.274278][   T67] hardirqs last disabled at (1829722): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.274483][   T67] softirqs last  enabled at (1829390): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.274695][   T67] softirqs last disabled at (1829385): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.274907][   T67] ---[ end trace 0000000000000000 ]---
[  115.286089][ T1039] ------------[ cut here ]------------
[  115.286664][ T1039] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1039
[  115.286926][ T1039] CPU: 3 UID: 0 PID: 1039 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.287196][ T1039] Tainted: [W]=WARN
[  115.287295][ T1039] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.287454][ T1039] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.287626][ T1039] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.288085][ T1039] RSP: 0018:ffa0000002777ab0 EFLAGS: 00010286
[  115.288255][ T1039] RAX: 00000000ffffffa6 RBX: ff11000013ff3e00 RCX: 1ff40000004eef1c
[  115.288448][ T1039] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff3eb8
[  115.288648][ T1039] RBP: ff1100000f314000 R08: 1fe22000027fe7d8 R09: ff11000011ec0b80
[  115.288840][ T1039] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  115.289031][ T1039] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f314000
[  115.289232][ T1039] FS:  00007fb7fe79e840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  115.289459][ T1039] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.289629][ T1039] CR2: 00007fb7fe99fc20 CR3: 0000000013fa3004 CR4: 0000000000771ef0
[  115.289826][ T1039] PKRU: 55555554
[  115.289923][ T1039] Call Trace:
[  115.290020][ T1039]  <TASK>
[  115.290086][ T1039]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.290235][ T1039]  ? notifier_call_chain+0xb0/0x320
[  115.290364][ T1039]  rtmsg_ifinfo+0x5c/0xb0
[  115.290462][ T1039]  register_netdevice+0x137a/0x1980
[  115.290602][ T1039]  ? unregister_netdevice_queue+0x470/0x470
[  115.290766][ T1039]  register_netdev+0x23/0x40
[  115.290897][ T1039]  loopback_net_init+0x7d/0x150
[  115.291027][ T1039]  ops_init+0x187/0x560
[  115.291130][ T1039]  setup_net+0x11b/0x3b0
[  115.291231][ T1039]  ? unregister_pernet_device+0x80/0x80
[  115.291359][ T1039]  ? lockdep_init_map_type+0x5d/0x250
[  115.291489][ T1039]  ? mutex_init_lockdep+0xf6/0x120
[  115.291626][ T1039]  copy_net_ns+0x2fd/0x450
[  115.291756][ T1039]  create_new_namespaces+0x371/0xa10
[  115.291887][ T1039]  unshare_nsproxy_namespaces+0xa5/0x150
[  115.292015][ T1039]  ksys_unshare+0x47e/0x8c0
[  115.292154][ T1039]  ? walk_process_tree+0x350/0x350
[  115.292283][ T1039]  ? __ia32_sys_open+0x1b0/0x1b0
[  115.292414][ T1039]  __x64_sys_unshare+0x34/0x50
[  115.292549][ T1039]  ? do_syscall_64+0x82/0xfc0
[  115.292679][ T1039]  do_syscall_64+0x117/0xfc0
[  115.292806][ T1039]  ? trace_hardirqs_off+0xd/0x30
[  115.292935][ T1039]  ? exc_page_fault+0xee/0x100
[  115.293064][ T1039]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  115.293231][ T1039] RIP: 0033:0x7fb7fea60bcb
[  115.293366][ T1039] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  115.293834][ T1039] RSP: 002b:00007ffd59e03038 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  115.294027][ T1039] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb7fea60bcb
[  115.294226][ T1039] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  115.294420][ T1039] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  115.294615][ T1039] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd59e05260
[  115.294805][ T1039] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd59e058c6
[  115.295001][ T1039]  </TASK>
[  115.295103][ T1039] irq event stamp: 20453
[  115.295202][ T1039] hardirqs last  enabled at (20461): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.295425][ T1039] hardirqs last disabled at (20468): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.295656][ T1039] softirqs last  enabled at (20012): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.295879][ T1039] softirqs last disabled at (19213): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.296106][ T1039] ---[ end trace 0000000000000000 ]---
[  115.299005][ T1039] ------------[ cut here ]------------
[  115.299262][ T1039] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1039
[  115.299518][ T1039] CPU: 3 UID: 0 PID: 1039 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.299790][ T1039] Tainted: [W]=WARN
[  115.299886][ T1039] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.300046][ T1039] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.300216][ T1039] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.300679][ T1039] RSP: 0018:ffa0000002777a98 EFLAGS: 00010286
[  115.300840][ T1039] RAX: 00000000ffffffa6 RBX: ff11000015e3c3c0 RCX: 1ff40000004eef19
[  115.301031][ T1039] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3c478
[  115.301232][ T1039] RBP: ff11000001dc4000 R08: 1fe2200002bc7890 R09: ff11000011ec0b80
[  115.301424][ T1039] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  115.301620][ T1039] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dc4000
[  115.301814][ T1039] FS:  00007fb7fe79e840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  115.302037][ T1039] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.302209][ T1039] CR2: 00007fb7fe99fc20 CR3: 0000000013fa3004 CR4: 0000000000771ef0
[  115.302404][ T1039] PKRU: 55555554
[  115.302500][ T1039] Call Trace:
[  115.302600][ T1039]  <TASK>
[  115.302666][ T1039]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.302795][ T1039]  ? notifier_call_chain+0xb0/0x320
[  115.302923][ T1039]  rtmsg_ifinfo+0x5c/0xb0
[  115.303021][ T1039]  register_netdevice+0x137a/0x1980
[  115.303158][ T1039]  ? unregister_netdevice_queue+0x470/0x470
[  115.303318][ T1039]  ? alloc_netdev_mqs+0xed0/0x1490
[  115.303448][ T1039]  register_netdev+0x23/0x40
[  115.303580][ T1039]  sit_init_net+0x299/0x570
[  115.303710][ T1039]  ops_init+0x187/0x560
[  115.303808][ T1039]  setup_net+0x11b/0x3b0
[  115.303905][ T1039]  ? unregister_pernet_device+0x80/0x80
[  115.304032][ T1039]  ? lockdep_init_map_type+0x5d/0x250
[  115.304170][ T1039]  ? mutex_init_lockdep+0xf6/0x120
[  115.304301][ T1039]  copy_net_ns+0x2fd/0x450
[  115.304431][ T1039]  create_new_namespaces+0x371/0xa10
[  115.304571][ T1039]  unshare_nsproxy_namespaces+0xa5/0x150
[  115.304697][ T1039]  ksys_unshare+0x47e/0x8c0
[  115.304825][ T1039]  ? walk_process_tree+0x350/0x350
[  115.304955][ T1039]  ? __ia32_sys_open+0x1b0/0x1b0
[  115.305086][ T1039]  __x64_sys_unshare+0x34/0x50
[  115.305220][ T1039]  ? do_syscall_64+0x82/0xfc0
[  115.305348][ T1039]  do_syscall_64+0x117/0xfc0
[  115.305477][ T1039]  ? trace_hardirqs_off+0xd/0x30
[  115.305609][ T1039]  ? exc_page_fault+0xee/0x100
[  115.305737][ T1039]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  115.305896][ T1039] RIP: 0033:0x7fb7fea60bcb
[  115.306032][ T1039] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  115.306497][ T1039] RSP: 002b:00007ffd59e03038 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  115.306694][ T1039] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb7fea60bcb
[  115.306886][ T1039] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  115.307076][ T1039] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  115.307275][ T1039] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd59e05260
[  115.307466][ T1039] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd59e058c6
[  115.307672][ T1039]  </TASK>
[  115.307767][ T1039] irq event stamp: 22607
[  115.307863][ T1039] hardirqs last  enabled at (22615): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.308089][ T1039] hardirqs last disabled at (22622): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.308318][ T1039] softirqs last  enabled at (22160): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.308547][ T1039] softirqs last disabled at (21929): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.308767][ T1039] ---[ end trace 0000000000000000 ]---
[  115.341053][ T1040] ------------[ cut here ]------------
[  115.341206][ T1040] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1040
[  115.341460][ T1040] CPU: 0 UID: 0 PID: 1040 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.341721][ T1040] Tainted: [W]=WARN
[  115.341819][ T1040] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.341977][ T1040] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.342568][ T1040] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.343016][ T1040] RSP: 0018:ffa0000002787020 EFLAGS: 00010286
[  115.343187][ T1040] RAX: 00000000ffffffa6 RBX: ff11000015e3d8c0 RCX: 1ff40000004f0dca
[  115.343378][ T1040] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3d978
[  115.343571][ T1040] RBP: ff1100000f314000 R08: 1fe2200002bc7b30 R09: ff11000011c00b58
[  115.343761][ T1040] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  115.343954][ T1040] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f314ce1
[  115.344153][ T1040] FS:  00007f8686754840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  115.344378][ T1040] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.344543][ T1040] CR2: 000000002d76e988 CR3: 0000000015f05005 CR4: 0000000000771ef0
[  115.344738][ T1040] PKRU: 55555554
[  115.344834][ T1040] Call Trace:
[  115.344929][ T1040]  <TASK>
[  115.344995][ T1040]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.345132][ T1040]  rtmsg_ifinfo+0x5c/0xb0
[  115.345235][ T1040]  ? mark_held_locks+0x40/0x70
[  115.345366][ T1040]  __dev_notify_flags+0x1b8/0x280
[  115.345498][ T1040]  ? netif_change_name+0x8c0/0x8c0
[  115.345629][ T1040]  ? __dev_change_flags+0x4a4/0x660
[  115.345758][ T1040]  ? netif_set_allmulti+0x250/0x250
[  115.345885][ T1040]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.346014][ T1040]  ? is_bpf_text_address+0x68/0x110
[  115.346150][ T1040]  netif_change_flags+0xfe/0x190
[  115.346280][ T1040]  do_setlink.isra.0+0x1cc3/0x2750
[  115.346408][ T1040]  ? rtnl_link_get_size+0x350/0x350
[  115.346541][ T1040]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  115.346701][ T1040]  ? rcu_read_lock_any_held+0x3c/0x90
[  115.346829][ T1040]  ? validate_chain+0x38b/0xc20
[  115.346955][ T1040]  ? rcu_read_lock_any_held+0x66/0x90
[  115.347082][ T1040]  ? stack_depot_save_flags+0x367/0x770
[  115.347219][ T1040]  ? __lock_acquire+0x508/0xc10
[  115.347347][ T1040]  ? lock_acquire.part.0+0xbc/0x260
[  115.347476][ T1040]  ? rtnl_newlink+0x883/0xea0
[  115.347610][ T1040]  ? rcu_is_watching+0x15/0xd0
[  115.347737][ T1040]  ? lock_acquire+0x134/0x160
[  115.347863][ T1040]  ? rcu_is_watching+0x15/0xd0
[  115.347989][ T1040]  ? rcu_is_watching+0x15/0xd0
[  115.348122][ T1040]  ? trace_contention_end+0xb3/0x1a0
[  115.348250][ T1040]  ? __mutex_lock+0x1db/0x2010
[  115.348378][ T1040]  ? __mutex_lock+0x9b2/0x2010
[  115.348507][ T1040]  ? rtnl_newlink+0x883/0xea0
[  115.348640][ T1040]  ? ww_mutex_lock+0x160/0x160
[  115.348770][ T1040]  ? __rtnl_newlink+0x3fa/0xa50
[  115.348900][ T1040]  rtnl_newlink+0x8d1/0xea0
[  115.349028][ T1040]  ? lock_acquire.part.0+0xbc/0x260
[  115.349165][ T1040]  ? __rtnl_newlink+0xa50/0xa50
[  115.349296][ T1040]  ? mark_usage+0x61/0x170
[  115.349427][ T1040]  ? lock_acquire.part.0+0xbc/0x260
[  115.349558][ T1040]  ? find_held_lock+0x2b/0x80
[  115.349685][ T1040]  ? __rtnl_newlink+0xa50/0xa50
[  115.349812][ T1040]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.349940][ T1040]  ? __rtnl_newlink+0xa50/0xa50
[  115.350067][ T1040]  rtnetlink_rcv_msg+0x40d/0x9e0
[  115.350204][ T1040]  ? validate_chain+0x38b/0xc20
[  115.350332][ T1040]  ? rtnl_stats_set+0x3f0/0x3f0
[  115.350458][ T1040]  ? __lock_acquire+0x508/0xc10
[  115.350593][ T1040]  ? lock_acquire.part.0+0xbc/0x260
[  115.350719][ T1040]  ? find_held_lock+0x2b/0x80
[  115.350847][ T1040]  netlink_rcv_skb+0x14e/0x3a0
[  115.350976][ T1040]  ? rtnl_stats_set+0x3f0/0x3f0
[  115.351108][ T1040]  ? netlink_ack+0xcd0/0xcd0
[  115.351239][ T1040]  ? netlink_deliver_tap+0xc5/0x330
[  115.351366][ T1040]  ? netlink_deliver_tap+0x13c/0x330
[  115.351495][ T1040]  netlink_unicast+0x486/0x750
[  115.351627][ T1040]  ? netlink_attachskb+0x810/0x810
[  115.351754][ T1040]  ? __lock_acquire+0x508/0xc10
[  115.351883][ T1040]  netlink_sendmsg+0x735/0xc60
[  115.352012][ T1040]  ? netlink_unicast+0x750/0x750
[  115.352144][ T1040]  ? __might_fault+0x97/0x140
[  115.352274][ T1040]  ____sys_sendmsg+0x419/0x850
[  115.352402][ T1040]  ? copy_msghdr_from_user+0x2a0/0x460
[  115.352535][ T1040]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  115.352694][ T1040]  ? move_addr_to_kernel+0x40/0x40
[  115.352822][ T1040]  ? stack_depot_save_flags+0x367/0x770
[  115.352950][ T1040]  ? validate_chain+0x38b/0xc20
[  115.353077][ T1040]  ___sys_sendmsg+0x14e/0x1d0
[  115.353209][ T1040]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  115.353368][ T1040]  ? copy_msghdr_from_user+0x460/0x460
[  115.353505][ T1040]  __sys_sendmsg+0x145/0x1f0
[  115.353637][ T1040]  ? __sys_sendmsg_sock+0x20/0x20
[  115.353764][ T1040]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  115.353925][ T1040]  ? do_raw_spin_unlock+0x59/0x250
[  115.354052][ T1040]  ? rcu_is_watching+0x15/0xd0
[  115.354188][ T1040]  do_syscall_64+0x117/0xfc0
[  115.354318][ T1040]  ? trace_hardirqs_off+0xd/0x30
[  115.354448][ T1040]  ? exc_page_fault+0xee/0x100
[  115.354582][ T1040]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  115.354741][ T1040] RIP: 0033:0x7f868698e08e
[  115.354877][ T1040] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  115.355341][ T1040] RSP: 002b:00007ffd76052790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.355539][ T1040] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f868698e08e
[  115.355729][ T1040] RDX: 0000000000000000 RSI: 00007ffd76052840 RDI: 0000000000000005
[  115.355920][ T1040] RBP: 00007ffd760527a0 R08: 0000000000000000 R09: 0000000000000000
[  115.356116][ T1040] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d6
[  115.356311][ T1040] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd76052f10
[  115.356508][ T1040]  </TASK>
[  115.356609][ T1040] irq event stamp: 20107
[  115.356705][ T1040] hardirqs last  enabled at (20115): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.356925][ T1040] hardirqs last disabled at (20122): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.357153][ T1040] softirqs last  enabled at (19296): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.357375][ T1040] softirqs last disabled at (18599): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.357601][ T1040] ---[ end trace 0000000000000000 ]---
[  115.470578][   T67] ------------[ cut here ]------------
[  115.470731][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  115.470973][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.471264][   T67] Tainted: [W]=WARN
[  115.471355][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.471508][   T67] Workqueue: netns cleanup_net
[  115.471639][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.471794][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.472243][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[  115.472474][   T67] RAX: 00000000ffffffa6 RBX: ff11000013a23540 RCX: 1ff4000000090eed
[  115.472705][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a235f8
[  115.472885][   T67] RBP: ff11000015ae1000 R08: 1fe22000027446c0 R09: ff1100000faa0bd0
[  115.473063][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  115.473265][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  115.473444][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  115.473658][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.473809][   T67] CR2: 00007f948cf53000 CR3: 000000000bb49005 CR4: 0000000000771ef0
[  115.473987][   T67] PKRU: 55555554
[  115.474075][   T67] Call Trace:
[  115.474171][   T67]  <TASK>
[  115.474235][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  115.474393][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.474542][   T67]  ? queue_rcu_work+0x7c/0xa0
[  115.474667][   T67]  ? ipmr_free_table+0x12e/0x2a0
[  115.474787][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.474904][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  115.475024][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.475210][   T67]  ops_undo_list+0x615/0x8f0
[  115.475331][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.475450][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.475573][   T67]  cleanup_net+0x431/0x890
[  115.475703][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.475821][   T67]  ? process_one_work+0xdb7/0x1410
[  115.475943][   T67]  ? lock_acquire+0x134/0x160
[  115.476062][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.476233][   T67]  process_one_work+0xdf8/0x1410
[  115.476358][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.476478][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.476620][   T67]  worker_thread+0x4f1/0xd60
[  115.476741][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.476862][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.476982][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.477113][   T67]  kthread+0x367/0x460
[  115.477204][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.477354][   T67]  ? kthread_affine_node+0x330/0x330
[  115.477474][   T67]  ret_from_fork+0x474/0x6b0
[  115.477596][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.477744][   T67]  ? __switch_to+0x5a3/0xe00
[  115.477862][   T67]  ? kthread_affine_node+0x330/0x330
[  115.477980][   T67]  ret_from_fork_asm+0x11/0x20
[  115.478110][   T67]  </TASK>
[  115.478199][   T67] irq event stamp: 1837149
[  115.478316][   T67] hardirqs last  enabled at (1837157): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.478522][   T67] hardirqs last disabled at (1837164): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.478731][   T67] softirqs last  enabled at (1837072): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.478934][   T67] softirqs last disabled at (1837067): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.479145][   T67] ---[ end trace 0000000000000000 ]---
[  115.491461][   T67] ------------[ cut here ]------------
[  115.491606][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  115.491858][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.492156][   T67] Tainted: [W]=WARN
[  115.492251][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.492408][   T67] Workqueue: netns cleanup_net
[  115.492545][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.492706][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.493157][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  115.493323][   T67] RAX: 00000000ffffffa6 RBX: ff11000013a23000 RCX: 1ff4000000090eaf
[  115.493510][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a230b8
[  115.493699][   T67] RBP: ff1100001334c000 R08: 1fe2200002744618 R09: ff1100000faa0bd0
[  115.493887][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  115.494089][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[  115.494287][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  115.494505][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.494675][   T67] CR2: 00007f948cf53000 CR3: 000000000bb49005 CR4: 0000000000771ef0
[  115.494862][   T67] PKRU: 55555554
[  115.494955][   T67] Call Trace:
[  115.495051][   T67]  <TASK>
[  115.495123][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.495252][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  115.495348][   T67]  netif_close_many+0x2ac/0x640
[  115.495474][   T67]  ? lock_acquire+0x134/0x160
[  115.495601][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.495727][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.495896][   T67]  ? __dev_close_many+0x530/0x530
[  115.496040][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  115.496211][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  115.496367][   T67]  ? mutex_is_locked+0x1c/0x50
[  115.496500][   T67]  ? rtnl_is_locked+0x15/0x20
[  115.496634][   T67]  ? default_device_exit_net+0x78/0x7b0
[  115.496758][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.496915][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.497042][   T67]  default_device_exit_batch+0x38b/0x600
[  115.497226][   T67]  ? unregister_netdev+0x60/0x60
[  115.497353][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.497479][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.497610][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.497733][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.497860][   T67]  cleanup_net+0x431/0x890
[  115.497985][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.498113][   T67]  ? process_one_work+0xdb7/0x1410
[  115.498239][   T67]  ? lock_acquire+0x134/0x160
[  115.498363][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.498490][   T67]  process_one_work+0xdf8/0x1410
[  115.498625][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.498749][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.498878][   T67]  worker_thread+0x4f1/0xd60
[  115.499005][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.499135][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.499262][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.499386][   T67]  kthread+0x367/0x460
[  115.499480][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.499639][   T67]  ? kthread_affine_node+0x330/0x330
[  115.499775][   T67]  ret_from_fork+0x474/0x6b0
[  115.499900][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.500054][   T67]  ? __switch_to+0x5a3/0xe00
[  115.500185][   T67]  ? kthread_affine_node+0x330/0x330
[  115.500311][   T67]  ret_from_fork_asm+0x11/0x20
[  115.500439][   T67]  </TASK>
[  115.500534][   T67] irq event stamp: 1838793
[  115.500658][   T67] hardirqs last  enabled at (1838801): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.500870][   T67] hardirqs last disabled at (1838808): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.501084][   T67] softirqs last  enabled at (1838576): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.501319][   T67] softirqs last disabled at (1838485): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.501538][   T67] ---[ end trace 0000000000000000 ]---
[  115.502625][   T67] ------------[ cut here ]------------
[  115.502749][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  115.502989][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.503707][   T67] Tainted: [W]=WARN
[  115.503801][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.503950][   T67] Workqueue: netns cleanup_net
[  115.504075][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.504257][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.504737][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  115.504904][   T67] RAX: 00000000ffffffa6 RBX: ff11000005f691c0 RCX: 1ff4000000090ed5
[  115.505083][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f69278
[  115.505277][   T67] RBP: ff1100001334c000 R08: 1fe2200000bed250 R09: ff1100000faa0bd0
[  115.505460][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  115.505645][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  115.505828][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  115.506038][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.506198][   T67] CR2: 00007f948cf53000 CR3: 000000000bb49005 CR4: 0000000000771ef0
[  115.506396][   T67] PKRU: 55555554
[  115.506489][   T67] Call Trace:
[  115.506584][   T67]  <TASK>
[  115.506647][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  115.506802][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  115.506955][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.507077][   T67]  default_device_exit_batch+0x38b/0x600
[  115.507203][   T67]  ? unregister_netdev+0x60/0x60
[  115.507325][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  115.507447][   T67]  ops_undo_list+0x2ce/0x8f0
[  115.507575][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  115.507695][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.507817][   T67]  cleanup_net+0x431/0x890
[  115.507939][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  115.508059][   T67]  ? process_one_work+0xdb7/0x1410
[  115.508187][   T67]  ? lock_acquire+0x134/0x160
[  115.508308][   T67]  ? rcu_is_watching+0x15/0xd0
[  115.508430][   T67]  process_one_work+0xdf8/0x1410
[  115.508560][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  115.508682][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  115.508805][   T67]  worker_thread+0x4f1/0xd60
[  115.508926][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.509047][   T67]  ? __kthread_parkme+0xbd/0x210
[  115.509179][   T67]  ? rescuer_thread+0x1320/0x1320
[  115.509299][   T67]  kthread+0x367/0x460
[  115.509390][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.509551][   T67]  ? kthread_affine_node+0x330/0x330
[  115.509671][   T67]  ret_from_fork+0x474/0x6b0
[  115.509790][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  115.509940][   T67]  ? __switch_to+0x5a3/0xe00
[  115.510059][   T67]  ? kthread_affine_node+0x330/0x330
[  115.510186][   T67]  ret_from_fork_asm+0x11/0x20
[  115.510311][   T67]  </TASK>
[  115.510401][   T67] irq event stamp: 1843345
[  115.510521][   T67] hardirqs last  enabled at (1843353): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.510732][   T67] hardirqs last disabled at (1843360): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.510937][   T67] softirqs last  enabled at (1842976): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.511148][   T67] softirqs last disabled at (1842935): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.511356][   T67] ---[ end trace 0000000000000000 ]---
[  115.573757][ T1048] ------------[ cut here ]------------
[  115.573908][ T1048] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1048
[  115.574176][ T1048] CPU: 3 UID: 0 PID: 1048 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.574444][ T1048] Tainted: [W]=WARN
[  115.574549][ T1048] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.574715][ T1048] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.574883][ T1048] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.575875][ T1048] RSP: 0018:ffa0000002807ab0 EFLAGS: 00010286
[  115.576040][ T1048] RAX: 00000000ffffffa6 RBX: ff11000004e391c0 RCX: 1ff4000000500f1c
[  115.576290][ T1048] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39278
[  115.576481][ T1048] RBP: ff11000010f61000 R08: 1fe22000009c7250 R09: ff11000016325180
[  115.576679][ T1048] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  115.576870][ T1048] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f61000
[  115.577064][ T1048] FS:  00007efd8978f840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  115.577348][ T1048] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.577568][ T1048] CR2: 00007efd89996430 CR3: 0000000013d2f003 CR4: 0000000000771ef0
[  115.577760][ T1048] PKRU: 55555554
[  115.577856][ T1048] Call Trace:
[  115.577953][ T1048]  <TASK>
[  115.578021][ T1048]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.578206][ T1048]  ? notifier_call_chain+0xb0/0x320
[  115.578336][ T1048]  rtmsg_ifinfo+0x5c/0xb0
[  115.578436][ T1048]  register_netdevice+0x137a/0x1980
[  115.578572][ T1048]  ? unregister_netdevice_queue+0x470/0x470
[  115.578736][ T1048]  register_netdev+0x23/0x40
[  115.578867][ T1048]  loopback_net_init+0x7d/0x150
[  115.578999][ T1048]  ops_init+0x187/0x560
[  115.579152][ T1048]  setup_net+0x11b/0x3b0
[  115.579251][ T1048]  ? unregister_pernet_device+0x80/0x80
[  115.579380][ T1048]  ? lockdep_init_map_type+0x5d/0x250
[  115.579512][ T1048]  ? mutex_init_lockdep+0xf6/0x120
[  115.579647][ T1048]  copy_net_ns+0x2fd/0x450
[  115.579777][ T1048]  create_new_namespaces+0x371/0xa10
[  115.579910][ T1048]  unshare_nsproxy_namespaces+0xa5/0x150
[  115.580041][ T1048]  ksys_unshare+0x47e/0x8c0
[  115.580227][ T1048]  ? walk_process_tree+0x350/0x350
[  115.580360][ T1048]  ? __ia32_sys_open+0x1b0/0x1b0
[  115.580493][ T1048]  __x64_sys_unshare+0x34/0x50
[  115.580629][ T1048]  ? do_syscall_64+0x82/0xfc0
[  115.580758][ T1048]  do_syscall_64+0x117/0xfc0
[  115.580887][ T1048]  ? trace_hardirqs_off+0xd/0x30
[  115.581015][ T1048]  ? exc_page_fault+0xee/0x100
[  115.581198][ T1048]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  115.581358][ T1048] RIP: 0033:0x7efd89a51bcb
[  115.581495][ T1048] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  115.581985][ T1048] RSP: 002b:00007ffcf66290d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  115.582235][ T1048] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007efd89a51bcb
[  115.582430][ T1048] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  115.582630][ T1048] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  115.582822][ T1048] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf662b300
[  115.583014][ T1048] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf662b8c6
[  115.583267][ T1048]  </TASK>
[  115.583363][ T1048] irq event stamp: 23609
[  115.583460][ T1048] hardirqs last  enabled at (23617): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.583687][ T1048] hardirqs last disabled at (23624): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.583910][ T1048] softirqs last  enabled at (23598): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.584190][ T1048] softirqs last disabled at (23641): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.584416][ T1048] ---[ end trace 0000000000000000 ]---
[  115.587572][ T1048] ------------[ cut here ]------------
[  115.587758][ T1048] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1048
[  115.588062][ T1048] CPU: 2 UID: 0 PID: 1048 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.588393][ T1048] Tainted: [W]=WARN
[  115.588547][ T1048] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.588755][ T1048] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.588971][ T1048] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.589493][ T1048] RSP: 0018:ffa0000002807a98 EFLAGS: 00010286
[  115.589710][ T1048] RAX: 00000000ffffffa6 RBX: ff11000015e023c0 RCX: 1ff4000000500f19
[  115.589950][ T1048] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e02478
[  115.590202][ T1048] RBP: ff1100001636c000 R08: 1fe2200002bc0490 R09: ff11000016325180
[  115.590460][ T1048] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  115.590703][ T1048] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001636c000
[  115.590944][ T1048] FS:  00007efd8978f840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  115.591229][ T1048] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.591444][ T1048] CR2: 0000555faa067d5c CR3: 0000000013d2f006 CR4: 0000000000771ef0
[  115.591694][ T1048] PKRU: 55555554
[  115.591837][ T1048] Call Trace:
[  115.591981][ T1048]  <TASK>
[  115.592109][ T1048]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.592287][ T1048]  ? notifier_call_chain+0xb0/0x320
[  115.592464][ T1048]  rtmsg_ifinfo+0x5c/0xb0
[  115.592622][ T1048]  register_netdevice+0x137a/0x1980
[  115.592802][ T1048]  ? unregister_netdevice_queue+0x470/0x470
[  115.593012][ T1048]  ? alloc_netdev_mqs+0xed0/0x1490
[  115.593204][ T1048]  register_netdev+0x23/0x40
[  115.593383][ T1048]  sit_init_net+0x299/0x570
[  115.593570][ T1048]  ops_init+0x187/0x560
[  115.593719][ T1048]  setup_net+0x11b/0x3b0
[  115.593865][ T1048]  ? unregister_pernet_device+0x80/0x80
[  115.594042][ T1048]  ? lockdep_init_map_type+0x5d/0x250
[  115.594251][ T1048]  ? mutex_init_lockdep+0xf6/0x120
[  115.594431][ T1048]  copy_net_ns+0x2fd/0x450
[  115.594613][ T1048]  create_new_namespaces+0x371/0xa10
[  115.594794][ T1048]  unshare_nsproxy_namespaces+0xa5/0x150
[  115.594972][ T1048]  ksys_unshare+0x47e/0x8c0
[  115.595169][ T1048]  ? walk_process_tree+0x350/0x350
[  115.595349][ T1048]  ? __ia32_sys_open+0x1b0/0x1b0
[  115.595537][ T1048]  __x64_sys_unshare+0x34/0x50
[  115.595713][ T1048]  ? do_syscall_64+0x82/0xfc0
[  115.595890][ T1048]  do_syscall_64+0x117/0xfc0
[  115.596067][ T1048]  ? trace_hardirqs_off+0xd/0x30
[  115.596259][ T1048]  ? exc_page_fault+0xee/0x100
[  115.596439][ T1048]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  115.596658][ T1048] RIP: 0033:0x7efd89a51bcb
[  115.596840][ T1048] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  115.597358][ T1048] RSP: 002b:00007ffcf66290d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  115.597608][ T1048] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007efd89a51bcb
[  115.597851][ T1048] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  115.598090][ T1048] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  115.598343][ T1048] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf662b300
[  115.598590][ T1048] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf662b8c6
[  115.598838][ T1048]  </TASK>
[  115.598982][ T1048] irq event stamp: 25753
[  115.599138][ T1048] hardirqs last  enabled at (25765): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.599411][ T1048] hardirqs last disabled at (25774): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.599687][ T1048] softirqs last  enabled at (25568): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.599961][ T1048] softirqs last disabled at (25561): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.600241][ T1048] ---[ end trace 0000000000000000 ]---
[  115.628785][ T1049] ------------[ cut here ]------------
[  115.628927][ T1049] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1049
[  115.629188][ T1049] CPU: 0 UID: 0 PID: 1049 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.629446][ T1049] Tainted: [W]=WARN
[  115.629549][ T1049] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.629709][ T1049] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.629874][ T1049] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.630333][ T1049] RSP: 0018:ffa0000002807020 EFLAGS: 00010286
[  115.630497][ T1049] RAX: 00000000ffffffa6 RBX: ff11000015a88c80 RCX: 1ff4000000500dca
[  115.630694][ T1049] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a88d38
[  115.630887][ T1049] RBP: ff11000010f61000 R08: 1fe2200002b511a8 R09: ff11000015958b58
[  115.631076][ T1049] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  115.631271][ T1049] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f61ce1
[  115.631466][ T1049] FS:  00007f5434829840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  115.631697][ T1049] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.631859][ T1049] CR2: 000000001ff02988 CR3: 0000000013cc7001 CR4: 0000000000771ef0
[  115.632055][ T1049] PKRU: 55555554
[  115.632156][ T1049] Call Trace:
[  115.632254][ T1049]  <TASK>
[  115.632321][ T1049]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.632452][ T1049]  rtmsg_ifinfo+0x5c/0xb0
[  115.632553][ T1049]  ? mark_held_locks+0x40/0x70
[  115.632682][ T1049]  __dev_notify_flags+0x1b8/0x280
[  115.632810][ T1049]  ? netif_change_name+0x8c0/0x8c0
[  115.632940][ T1049]  ? __dev_change_flags+0x4a4/0x660
[  115.633069][ T1049]  ? netif_set_allmulti+0x250/0x250
[  115.633208][ T1049]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.633337][ T1049]  ? is_bpf_text_address+0x68/0x110
[  115.633468][ T1049]  netif_change_flags+0xfe/0x190
[  115.633605][ T1049]  do_setlink.isra.0+0x1cc3/0x2750
[  115.633736][ T1049]  ? rtnl_link_get_size+0x350/0x350
[  115.633865][ T1049]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  115.634024][ T1049]  ? rcu_read_lock_any_held+0x3c/0x90
[  115.634576][ T1049]  ? validate_chain+0x38b/0xc20
[  115.634707][ T1049]  ? rcu_read_lock_any_held+0x66/0x90
[  115.634835][ T1049]  ? stack_depot_save_flags+0x367/0x770
[  115.634966][ T1049]  ? __lock_acquire+0x508/0xc10
[  115.635105][ T1049]  ? lock_acquire.part.0+0xbc/0x260
[  115.635240][ T1049]  ? rtnl_newlink+0x883/0xea0
[  115.635373][ T1049]  ? rcu_is_watching+0x15/0xd0
[  115.635504][ T1049]  ? lock_acquire+0x134/0x160
[  115.635638][ T1049]  ? rcu_is_watching+0x15/0xd0
[  115.635766][ T1049]  ? rcu_is_watching+0x15/0xd0
[  115.635896][ T1049]  ? trace_contention_end+0xb3/0x1a0
[  115.636027][ T1049]  ? __mutex_lock+0x1db/0x2010
[  115.636169][ T1049]  ? __mutex_lock+0x9b2/0x2010
[  115.636300][ T1049]  ? rtnl_newlink+0x883/0xea0
[  115.636431][ T1049]  ? ww_mutex_lock+0x160/0x160
[  115.636567][ T1049]  ? __rtnl_newlink+0x3fa/0xa50
[  115.636700][ T1049]  rtnl_newlink+0x8d1/0xea0
[  115.636831][ T1049]  ? lock_acquire.part.0+0xbc/0x260
[  115.636960][ T1049]  ? __rtnl_newlink+0xa50/0xa50
[  115.637089][ T1049]  ? mark_usage+0x61/0x170
[  115.637227][ T1049]  ? lock_acquire.part.0+0xbc/0x260
[  115.637356][ T1049]  ? find_held_lock+0x2b/0x80
[  115.637497][ T1049]  ? __rtnl_newlink+0xa50/0xa50
[  115.637638][ T1049]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.637767][ T1049]  ? __rtnl_newlink+0xa50/0xa50
[  115.637896][ T1049]  rtnetlink_rcv_msg+0x40d/0x9e0
[  115.638024][ T1049]  ? validate_chain+0x38b/0xc20
[  115.638158][ T1049]  ? rtnl_stats_set+0x3f0/0x3f0
[  115.638286][ T1049]  ? __lock_acquire+0x508/0xc10
[  115.638415][ T1049]  ? lock_acquire.part.0+0xbc/0x260
[  115.638547][ T1049]  ? find_held_lock+0x2b/0x80
[  115.638679][ T1049]  netlink_rcv_skb+0x14e/0x3a0
[  115.638810][ T1049]  ? rtnl_stats_set+0x3f0/0x3f0
[  115.638940][ T1049]  ? netlink_ack+0xcd0/0xcd0
[  115.639071][ T1049]  ? netlink_deliver_tap+0xc5/0x330
[  115.639206][ T1049]  ? netlink_deliver_tap+0x13c/0x330
[  115.639338][ T1049]  netlink_unicast+0x486/0x750
[  115.639467][ T1049]  ? netlink_attachskb+0x810/0x810
[  115.639600][ T1049]  ? __lock_acquire+0x508/0xc10
[  115.639730][ T1049]  netlink_sendmsg+0x735/0xc60
[  115.639860][ T1049]  ? netlink_unicast+0x750/0x750
[  115.639992][ T1049]  ? __might_fault+0x97/0x140
[  115.640130][ T1049]  ____sys_sendmsg+0x419/0x850
[  115.640263][ T1049]  ? copy_msghdr_from_user+0x2a0/0x460
[  115.640393][ T1049]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  115.640558][ T1049]  ? move_addr_to_kernel+0x40/0x40
[  115.640689][ T1049]  ? stack_depot_save_flags+0x367/0x770
[  115.640819][ T1049]  ? validate_chain+0x38b/0xc20
[  115.640951][ T1049]  ___sys_sendmsg+0x14e/0x1d0
[  115.641081][ T1049]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  115.641248][ T1049]  ? copy_msghdr_from_user+0x460/0x460
[  115.641387][ T1049]  __sys_sendmsg+0x145/0x1f0
[  115.641519][ T1049]  ? __sys_sendmsg_sock+0x20/0x20
[  115.641656][ T1049]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  115.641820][ T1049]  ? do_raw_spin_unlock+0x59/0x250
[  115.641951][ T1049]  ? rcu_is_watching+0x15/0xd0
[  115.642081][ T1049]  do_syscall_64+0x117/0xfc0
[  115.642216][ T1049]  ? trace_hardirqs_off+0xd/0x30
[  115.642347][ T1049]  ? exc_page_fault+0xee/0x100
[  115.642478][ T1049]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  115.642643][ T1049] RIP: 0033:0x7f5434a6308e
[  115.642780][ T1049] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  115.643252][ T1049] RSP: 002b:00007ffc93a1e850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.643449][ T1049] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5434a6308e
[  115.643647][ T1049] RDX: 0000000000000000 RSI: 00007ffc93a1e900 RDI: 0000000000000005
[  115.643840][ T1049] RBP: 00007ffc93a1e860 R08: 0000000000000000 R09: 0000000000000000
[  115.644034][ T1049] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  115.644237][ T1049] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc93a1efd0
[  115.644438][ T1049]  </TASK>
[  115.644538][ T1049] irq event stamp: 23369
[  115.644635][ T1049] hardirqs last  enabled at (23377): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.644858][ T1049] hardirqs last disabled at (23384): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.645084][ T1049] softirqs last  enabled at (22788): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.645315][ T1049] softirqs last disabled at (22073): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.645545][ T1049] ---[ end trace 0000000000000000 ]---
[  115.740892][ T1052] ------------[ cut here ]------------
[  115.741044][ T1052] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1052
[  115.741307][ T1052] CPU: 3 UID: 0 PID: 1052 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.741573][ T1052] Tainted: [W]=WARN
[  115.741672][ T1052] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.741835][ T1052] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.742002][ T1052] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.742470][ T1052] RSP: 0018:ffa0000002836e20 EFLAGS: 00010286
[  115.742641][ T1052] RAX: 00000000ffffffa6 RBX: ff11000010116580 RCX: 1ff4000000506d8a
[  115.742837][ T1052] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010116638
[  115.743032][ T1052] RBP: ff11000016619000 R08: 1fe2200002022cc8 R09: ff11000013b6d180
[  115.743235][ T1052] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  115.743430][ T1052] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011e9b888
[  115.743636][ T1052] FS:  00007f41c6928840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  115.743866][ T1052] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.744032][ T1052] CR2: 000000000042ebe0 CR3: 000000001610f002 CR4: 0000000000771ef0
[  115.744239][ T1052] PKRU: 55555554
[  115.744337][ T1052] Call Trace:
[  115.744437][ T1052]  <TASK>
[  115.744506][ T1052]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.744646][ T1052]  rtmsg_ifinfo+0x5c/0xb0
[  115.744745][ T1052]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  115.744907][ T1052]  __dev_notify_flags+0x1b8/0x280
[  115.745037][ T1052]  ? __mod_timer+0x3ad/0xc60
[  115.745176][ T1052]  ? netif_change_name+0x8c0/0x8c0
[  115.745308][ T1052]  ? rtnl_newlink+0x8d1/0xea0
[  115.745439][ T1052]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[  115.745574][ T1052]  ? netlink_rcv_skb+0x14e/0x3a0
[  115.745705][ T1052]  ? add_timer_on+0x580/0x580
[  115.745834][ T1052]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.745966][ T1052]  ? mark_held_locks+0x40/0x70
[  115.746102][ T1052]  rtnl_configure_link+0x1ac/0x390
[  115.746235][ T1052]  ? lockdep_hardirqs_on+0x8c/0x130
[  115.746366][ T1052]  ? queue_delayed_work_on+0x95/0x100
[  115.746499][ T1052]  veth_newlink+0x330/0x8d0
[  115.746634][ T1052]  ? veth_poll_controller+0x10/0x10
[  115.746764][ T1052]  ? kasan_save_stack+0x2f/0x50
[  115.746896][ T1052]  ? kasan_save_track+0x14/0x30
[  115.747026][ T1052]  ? __kasan_kmalloc+0x7b/0x90
[  115.747175][ T1052]  ? __kvmalloc_node_noprof+0x305/0x8a0
[  115.747308][ T1052]  ? alloc_netdev_mqs+0xe85/0x1490
[  115.747443][ T1052]  ? rtnl_af_lookup+0x290/0x290
[  115.747577][ T1052]  ? alloc_netdev_mqs+0xed0/0x1490
[  115.747708][ T1052]  ? rtnl_create_link+0x169/0xf20
[  115.747840][ T1052]  rtnl_newlink_create+0x2da/0x780
[  115.747972][ T1052]  ? rtnl_create_link+0xf20/0xf20
[  115.748108][ T1052]  ? __dev_get_by_name+0x12/0x50
[  115.748240][ T1052]  ? rtnl_dev_get+0xd7/0x170
[  115.748375][ T1052]  __rtnl_newlink+0x22b/0xa50
[  115.748508][ T1052]  rtnl_newlink+0x8d1/0xea0
[  115.748647][ T1052]  ? lock_acquire.part.0+0xbc/0x260
[  115.748778][ T1052]  ? __rtnl_newlink+0xa50/0xa50
[  115.748909][ T1052]  ? mark_usage+0x61/0x170
[  115.749043][ T1052]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.749176][ T1052]  ? __rtnl_newlink+0xa50/0xa50
[  115.749306][ T1052]  rtnetlink_rcv_msg+0x40d/0x9e0
[  115.749437][ T1052]  ? validate_chain+0x38b/0xc20
[  115.749571][ T1052]  ? rtnl_stats_set+0x3f0/0x3f0
[  115.749699][ T1052]  ? __lock_acquire+0x508/0xc10
[  115.749831][ T1052]  ? lock_acquire.part.0+0xbc/0x260
[  115.749964][ T1052]  ? find_held_lock+0x2b/0x80
[  115.750103][ T1052]  netlink_rcv_skb+0x14e/0x3a0
[  115.750237][ T1052]  ? rtnl_stats_set+0x3f0/0x3f0
[  115.750371][ T1052]  ? netlink_ack+0xcd0/0xcd0
[  115.750507][ T1052]  ? netlink_deliver_tap+0xc5/0x330
[  115.750639][ T1052]  ? netlink_deliver_tap+0x13c/0x330
[  115.750772][ T1052]  netlink_unicast+0x486/0x750
[  115.750904][ T1052]  ? netlink_attachskb+0x810/0x810
[  115.751034][ T1052]  ? __lock_acquire+0x508/0xc10
[  115.751172][ T1052]  netlink_sendmsg+0x735/0xc60
[  115.751304][ T1052]  ? netlink_unicast+0x750/0x750
[  115.751439][ T1052]  ? __might_fault+0x97/0x140
[  115.751576][ T1052]  ____sys_sendmsg+0x419/0x850
[  115.751709][ T1052]  ? copy_msghdr_from_user+0x2a0/0x460
[  115.751841][ T1052]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  115.752004][ T1052]  ? move_addr_to_kernel+0x40/0x40
[  115.752144][ T1052]  ___sys_sendmsg+0x14e/0x1d0
[  115.752277][ T1052]  ? copy_msghdr_from_user+0x460/0x460
[  115.752420][ T1052]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.752601][ T1052]  ? do_sys_openat2+0xfd/0x170
[  115.752738][ T1052]  __sys_sendmsg+0x145/0x1f0
[  115.752873][ T1052]  ? __sys_sendmsg_sock+0x20/0x20
[  115.753012][ T1052]  ? fpregs_restore_userregs+0x14b/0x310
[  115.753153][ T1052]  ? rcu_is_watching+0x15/0xd0
[  115.753290][ T1052]  do_syscall_64+0x117/0xfc0
[  115.753423][ T1052]  ? trace_hardirqs_off+0xd/0x30
[  115.756717][ T1052]  ? exc_page_fault+0xee/0x100
[  115.756852][ T1052]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  115.757015][ T1052] RIP: 0033:0x7f41c6b6208e
[  115.757159][ T1052] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  115.757635][ T1052] RSP: 002b:00007ffc75a341e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.757834][ T1052] RAX: ffffffffffffffda RBX: 00007ffc75a34988 RCX: 00007f41c6b6208e
[  115.758035][ T1052] RDX: 0000000000000000 RSI: 00007ffc75a34290 RDI: 0000000000000005
[  115.758238][ T1052] RBP: 00007ffc75a341f0 R08: 0000000000000000 R09: 0000000000000000
[  115.758435][ T1052] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  115.758639][ T1052] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc75a34950
[  115.758841][ T1052]  </TASK>
[  115.758938][ T1052] irq event stamp: 23283
[  115.759037][ T1052] hardirqs last  enabled at (23291): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.759272][ T1052] hardirqs last disabled at (23300): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.759503][ T1052] softirqs last  enabled at (22444): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  115.759735][ T1052] softirqs last disabled at (22442): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  115.759968][ T1052] ---[ end trace 0000000000000000 ]---
[  115.773379][ T1052] ------------[ cut here ]------------
[  115.773519][ T1052] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1052
[  115.773788][ T1052] CPU: 3 UID: 0 PID: 1052 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.774057][ T1052] Tainted: [W]=WARN
[  115.774272][ T1052] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.774441][ T1052] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.774620][ T1052] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.775093][ T1052] RSP: 0018:ffa00000028371a0 EFLAGS: 00010286
[  115.775269][ T1052] RAX: 00000000ffffffa6 RBX: ff1100000f9feac0 RCX: 1ff4000000506dfa
[  115.775466][ T1052] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9feb78
[  115.775674][ T1052] RBP: ff11000015aac000 R08: 1fe2200001f3fd70 R09: ff11000013b6d180
[  115.775873][ T1052] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  115.776069][ T1052] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  115.776273][ T1052] FS:  00007f41c6928840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  115.776502][ T1052] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.776671][ T1052] CR2: 000000000042ebe0 CR3: 000000001610f002 CR4: 0000000000771ef0
[  115.776868][ T1052] PKRU: 55555554
[  115.776965][ T1052] Call Trace:
[  115.777062][ T1052]  <TASK>
[  115.777134][ T1052]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.777267][ T1052]  rtmsg_ifinfo+0x5c/0xb0
[  115.777366][ T1052]  __dev_notify_flags+0x1b8/0x280
[  115.777498][ T1052]  ? netif_change_name+0x8c0/0x8c0
[  115.777635][ T1052]  ? rtnl_af_lookup+0x290/0x290
[  115.777766][ T1052]  ? alloc_netdev_mqs+0xed0/0x1490
[  115.777899][ T1052]  rtnl_configure_link+0x1ac/0x390
[  115.778030][ T1052]  rtnl_newlink_create+0x353/0x780
[  115.778168][ T1052]  ? rtnl_create_link+0xf20/0xf20
[  115.778300][ T1052]  ? __dev_get_by_name+0x12/0x50
[  115.778431][ T1052]  ? rtnl_dev_get+0xd7/0x170
[  115.778570][ T1052]  __rtnl_newlink+0x22b/0xa50
[  115.778705][ T1052]  rtnl_newlink+0x8d1/0xea0
[  115.778839][ T1052]  ? lock_acquire.part.0+0xbc/0x260
[  115.778969][ T1052]  ? __rtnl_newlink+0xa50/0xa50
[  115.779104][ T1052]  ? mark_usage+0x61/0x170
[  115.779240][ T1052]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.779371][ T1052]  ? __rtnl_newlink+0xa50/0xa50
[  115.779501][ T1052]  rtnetlink_rcv_msg+0x40d/0x9e0
[  115.779638][ T1052]  ? validate_chain+0x38b/0xc20
[  115.779768][ T1052]  ? rtnl_stats_set+0x3f0/0x3f0
[  115.779900][ T1052]  ? __lock_acquire+0x508/0xc10
[  115.780030][ T1052]  ? lock_acquire.part.0+0xbc/0x260
[  115.780168][ T1052]  ? find_held_lock+0x2b/0x80
[  115.780329][ T1052]  netlink_rcv_skb+0x14e/0x3a0
[  115.780464][ T1052]  ? rtnl_stats_set+0x3f0/0x3f0
[  115.780605][ T1052]  ? netlink_ack+0xcd0/0xcd0
[  115.780739][ T1052]  ? netlink_deliver_tap+0xc5/0x330
[  115.780869][ T1052]  ? netlink_deliver_tap+0x13c/0x330
[  115.781002][ T1052]  netlink_unicast+0x486/0x750
[  115.781138][ T1052]  ? netlink_attachskb+0x810/0x810
[  115.781270][ T1052]  ? __lock_acquire+0x508/0xc10
[  115.781402][ T1052]  netlink_sendmsg+0x735/0xc60
[  115.781537][ T1052]  ? netlink_unicast+0x750/0x750
[  115.781669][ T1052]  ? __might_fault+0x97/0x140
[  115.781803][ T1052]  ____sys_sendmsg+0x419/0x850
[  115.781935][ T1052]  ? copy_msghdr_from_user+0x2a0/0x460
[  115.782086][ T1052]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  115.782260][ T1052]  ? move_addr_to_kernel+0x40/0x40
[  115.782394][ T1052]  ___sys_sendmsg+0x14e/0x1d0
[  115.782527][ T1052]  ? copy_msghdr_from_user+0x460/0x460
[  115.782665][ T1052]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.782831][ T1052]  ? do_sys_openat2+0xfd/0x170
[  115.782965][ T1052]  __sys_sendmsg+0x145/0x1f0
[  115.783101][ T1052]  ? __sys_sendmsg_sock+0x20/0x20
[  115.783236][ T1052]  ? fpregs_restore_userregs+0x14b/0x310
[  115.783367][ T1052]  ? rcu_is_watching+0x15/0xd0
[  115.783498][ T1052]  do_syscall_64+0x117/0xfc0
[  115.783632][ T1052]  ? trace_hardirqs_off+0xd/0x30
[  115.783762][ T1052]  ? exc_page_fault+0xee/0x100
[  115.783894][ T1052]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  115.784057][ T1052] RIP: 0033:0x7f41c6b6208e
[  115.784199][ T1052] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  115.784667][ T1052] RSP: 002b:00007ffc75a341e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.784864][ T1052] RAX: ffffffffffffffda RBX: 00007ffc75a34988 RCX: 00007f41c6b6208e
[  115.785059][ T1052] RDX: 0000000000000000 RSI: 00007ffc75a34290 RDI: 0000000000000005
[  115.785262][ T1052] RBP: 00007ffc75a341f0 R08: 0000000000000000 R09: 0000000000000000
[  115.785460][ T1052] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  115.785665][ T1052] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc75a34950
[  115.785868][ T1052]  </TASK>
[  115.785966][ T1052] irq event stamp: 35113
[  115.786065][ T1052] hardirqs last  enabled at (35121): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.786302][ T1052] hardirqs last disabled at (35130): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.786529][ T1052] softirqs last  enabled at (34476): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.786760][ T1052] softirqs last disabled at (34293): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.786987][ T1052] ---[ end trace 0000000000000000 ]---
[  115.811064][ T1053] ------------[ cut here ]------------
[  115.811217][ T1053] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1053
[  115.811484][ T1053] CPU: 0 UID: 0 PID: 1053 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.811755][ T1053] Tainted: [W]=WARN
[  115.811857][ T1053] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.812022][ T1053] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.812203][ T1053] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.812675][ T1053] RSP: 0018:ffa0000002846e20 EFLAGS: 00010286
[  115.812844][ T1053] RAX: 00000000ffffffa6 RBX: ff11000013f29000 RCX: 1ff4000000508d8a
[  115.813043][ T1053] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f290b8
[  115.813246][ T1053] RBP: ff110000166c4000 R08: 1fe22000027e5218 R09: ff11000013a7ae80
[  115.813446][ T1053] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  115.813649][ T1053] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000138fc788
[  115.813850][ T1053] FS:  00007f258025a840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  115.814083][ T1053] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.814257][ T1053] CR2: 00007f25805c1f6d CR3: 0000000013aa7006 CR4: 0000000000771ef0
[  115.814458][ T1053] PKRU: 55555554
[  115.814563][ T1053] Call Trace:
[  115.814662][ T1053]  <TASK>
[  115.814730][ T1053]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.814866][ T1053]  rtmsg_ifinfo+0x5c/0xb0
[  115.814966][ T1053]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  115.815136][ T1053]  ? ref_tracker_alloc+0x28d/0x430
[  115.815271][ T1053]  __dev_notify_flags+0x1b8/0x280
[  115.815405][ T1053]  ? ref_tracker_dir_print+0x100/0x100
[  115.815545][ T1053]  ? netif_change_name+0x8c0/0x8c0
[  115.815678][ T1053]  ? __rtnl_newlink+0x22b/0xa50
[  115.815810][ T1053]  ? rtnl_newlink+0x8d1/0xea0
[  115.815943][ T1053]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[  115.816075][ T1053]  ? netlink_rcv_skb+0x14e/0x3a0
[  115.816211][ T1053]  ? find_held_lock+0x2b/0x80
[  115.816344][ T1053]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.816478][ T1053]  ? mark_held_locks+0x40/0x70
[  115.816616][ T1053]  rtnl_configure_link+0x1ac/0x390
[  115.816750][ T1053]  ? lockdep_hardirqs_on+0x8c/0x130
[  115.816883][ T1053]  ? queue_delayed_work_on+0x95/0x100
[  115.817016][ T1053]  veth_newlink+0x330/0x8d0
[  115.817155][ T1053]  ? veth_poll_controller+0x10/0x10
[  115.817289][ T1053]  ? kasan_save_stack+0x2f/0x50
[  115.817423][ T1053]  ? kasan_save_track+0x14/0x30
[  115.817558][ T1053]  ? __kasan_kmalloc+0x7b/0x90
[  115.817703][ T1053]  ? __kvmalloc_node_noprof+0x305/0x8a0
[  115.817837][ T1053]  ? alloc_netdev_mqs+0xe85/0x1490
[  115.817970][ T1053]  ? rtnl_af_lookup+0x290/0x290
[  115.818107][ T1053]  ? alloc_netdev_mqs+0xed0/0x1490
[  115.818242][ T1053]  ? rtnl_create_link+0x169/0xf20
[  115.818379][ T1053]  rtnl_newlink_create+0x2da/0x780
[  115.818513][ T1053]  ? rtnl_create_link+0xf20/0xf20
[  115.818651][ T1053]  ? __dev_get_by_name+0x12/0x50
[  115.818785][ T1053]  ? rtnl_dev_get+0xd7/0x170
[  115.818922][ T1053]  __rtnl_newlink+0x22b/0xa50
[  115.819058][ T1053]  rtnl_newlink+0x8d1/0xea0
[  115.819201][ T1053]  ? lock_acquire.part.0+0xbc/0x260
[  115.819334][ T1053]  ? __rtnl_newlink+0xa50/0xa50
[  115.819467][ T1053]  ? mark_usage+0x61/0x170
[  115.819608][ T1053]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.819742][ T1053]  ? __rtnl_newlink+0xa50/0xa50
[  115.819874][ T1053]  rtnetlink_rcv_msg+0x40d/0x9e0
[  115.820007][ T1053]  ? validate_chain+0x38b/0xc20
[  115.820149][ T1053]  ? rtnl_stats_set+0x3f0/0x3f0
[  115.820282][ T1053]  ? __lock_acquire+0x508/0xc10
[  115.820415][ T1053]  ? lock_acquire.part.0+0xbc/0x260
[  115.820553][ T1053]  ? find_held_lock+0x2b/0x80
[  115.820686][ T1053]  netlink_rcv_skb+0x14e/0x3a0
[  115.820819][ T1053]  ? rtnl_stats_set+0x3f0/0x3f0
[  115.820951][ T1053]  ? netlink_ack+0xcd0/0xcd0
[  115.821087][ T1053]  ? netlink_deliver_tap+0xc5/0x330
[  115.821226][ T1053]  ? netlink_deliver_tap+0x13c/0x330
[  115.821361][ T1053]  netlink_unicast+0x486/0x750
[  115.821498][ T1053]  ? netlink_attachskb+0x810/0x810
[  115.821635][ T1053]  ? __lock_acquire+0x508/0xc10
[  115.821769][ T1053]  netlink_sendmsg+0x735/0xc60
[  115.821902][ T1053]  ? netlink_unicast+0x750/0x750
[  115.822035][ T1053]  ? __might_fault+0x97/0x140
[  115.822174][ T1053]  ____sys_sendmsg+0x419/0x850
[  115.822306][ T1053]  ? copy_msghdr_from_user+0x2a0/0x460
[  115.822439][ T1053]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  115.822608][ T1053]  ? move_addr_to_kernel+0x40/0x40
[  115.822744][ T1053]  ___sys_sendmsg+0x14e/0x1d0
[  115.822876][ T1053]  ? copy_msghdr_from_user+0x460/0x460
[  115.823014][ T1053]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.823189][ T1053]  ? do_sys_openat2+0xfd/0x170
[  115.823324][ T1053]  __sys_sendmsg+0x145/0x1f0
[  115.823457][ T1053]  ? __sys_sendmsg_sock+0x20/0x20
[  115.823598][ T1053]  ? fpregs_restore_userregs+0x14b/0x310
[  115.823730][ T1053]  ? rcu_is_watching+0x15/0xd0
[  115.823864][ T1053]  do_syscall_64+0x117/0xfc0
[  115.823998][ T1053]  ? trace_hardirqs_off+0xd/0x30
[  115.824136][ T1053]  ? exc_page_fault+0xee/0x100
[  115.824269][ T1053]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  115.824432][ T1053] RIP: 0033:0x7f258049408e
[  115.824577][ T1053] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  115.825048][ T1053] RSP: 002b:00007ffc1df04080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.825254][ T1053] RAX: ffffffffffffffda RBX: 00007ffc1df04828 RCX: 00007f258049408e
[  115.825455][ T1053] RDX: 0000000000000000 RSI: 00007ffc1df04130 RDI: 0000000000000005
[  115.825659][ T1053] RBP: 00007ffc1df04090 R08: 0000000000000000 R09: 0000000000000000
[  115.825858][ T1053] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  115.826056][ T1053] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1df047f0
[  115.826265][ T1053]  </TASK>
[  115.826364][ T1053] irq event stamp: 16001
[  115.826463][ T1053] hardirqs last  enabled at (16009): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.826697][ T1053] hardirqs last disabled at (16016): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.826925][ T1053] softirqs last  enabled at (15150): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  115.827161][ T1053] softirqs last disabled at (15148): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  115.827388][ T1053] ---[ end trace 0000000000000000 ]---
[  115.833770][ T1053] ------------[ cut here ]------------
[  115.833909][ T1053] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1053
[  115.834175][ T1053] CPU: 0 UID: 0 PID: 1053 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.834441][ T1053] Tainted: [W]=WARN
[  115.834546][ T1053] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.834710][ T1053] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.834884][ T1053] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.835364][ T1053] RSP: 0018:ffa00000028471a0 EFLAGS: 00010286
[  115.835534][ T1053] RAX: 00000000ffffffa6 RBX: ff110000160c5380 RCX: 1ff4000000508dfa
[  115.835736][ T1053] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000160c5438
[  115.835940][ T1053] RBP: ff110000166c1000 R08: 1fe2200002c18a88 R09: ff11000013a7ae80
[  115.836144][ T1053] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  115.836340][ T1053] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  115.836545][ T1053] FS:  00007f258025a840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  115.836776][ T1053] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.836945][ T1053] CR2: 00007f25805c1f6d CR3: 0000000013aa7006 CR4: 0000000000771ef0
[  115.837146][ T1053] PKRU: 55555554
[  115.837244][ T1053] Call Trace:
[  115.837342][ T1053]  <TASK>
[  115.837411][ T1053]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.837548][ T1053]  rtmsg_ifinfo+0x5c/0xb0
[  115.837648][ T1053]  __dev_notify_flags+0x1b8/0x280
[  115.837781][ T1053]  ? netif_change_name+0x8c0/0x8c0
[  115.837916][ T1053]  ? rtnl_af_lookup+0x290/0x290
[  115.838048][ T1053]  ? alloc_netdev_mqs+0xed0/0x1490
[  115.838188][ T1053]  rtnl_configure_link+0x1ac/0x390
[  115.838323][ T1053]  rtnl_newlink_create+0x353/0x780
[  115.838455][ T1053]  ? rtnl_create_link+0xf20/0xf20
[  115.838591][ T1053]  ? __dev_get_by_name+0x12/0x50
[  115.838721][ T1053]  ? rtnl_dev_get+0xd7/0x170
[  115.838859][ T1053]  __rtnl_newlink+0x22b/0xa50
[  115.838993][ T1053]  rtnl_newlink+0x8d1/0xea0
[  115.839133][ T1053]  ? lock_acquire.part.0+0xbc/0x260
[  115.839265][ T1053]  ? __rtnl_newlink+0xa50/0xa50
[  115.839397][ T1053]  ? mark_usage+0x61/0x170
[  115.839593][ T1053]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.839739][ T1053]  ? __rtnl_newlink+0xa50/0xa50
[  115.839871][ T1053]  rtnetlink_rcv_msg+0x40d/0x9e0
[  115.840002][ T1053]  ? validate_chain+0x38b/0xc20
[  115.840141][ T1053]  ? rtnl_stats_set+0x3f0/0x3f0
[  115.840273][ T1053]  ? __lock_acquire+0x508/0xc10
[  115.840405][ T1053]  ? lock_acquire.part.0+0xbc/0x260
[  115.840562][ T1053]  ? find_held_lock+0x2b/0x80
[  115.840706][ T1053]  netlink_rcv_skb+0x14e/0x3a0
[  115.840836][ T1053]  ? rtnl_stats_set+0x3f0/0x3f0
[  115.840967][ T1053]  ? netlink_ack+0xcd0/0xcd0
[  115.841108][ T1053]  ? netlink_deliver_tap+0xc5/0x330
[  115.841240][ T1053]  ? netlink_deliver_tap+0x13c/0x330
[  115.841372][ T1053]  netlink_unicast+0x486/0x750
[  115.841505][ T1053]  ? netlink_attachskb+0x810/0x810
[  115.841668][ T1053]  ? __lock_acquire+0x508/0xc10
[  115.841801][ T1053]  netlink_sendmsg+0x735/0xc60
[  115.841933][ T1053]  ? netlink_unicast+0x750/0x750
[  115.842066][ T1053]  ? __might_fault+0x97/0x140
[  115.842273][ T1053]  ____sys_sendmsg+0x419/0x850
[  115.842405][ T1053]  ? copy_msghdr_from_user+0x2a0/0x460
[  115.842541][ T1053]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  115.842702][ T1053]  ? move_addr_to_kernel+0x40/0x40
[  115.842837][ T1053]  ___sys_sendmsg+0x14e/0x1d0
[  115.842968][ T1053]  ? copy_msghdr_from_user+0x460/0x460
[  115.843161][ T1053]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  115.843384][ T1053]  ? do_sys_openat2+0xfd/0x170
[  115.843517][ T1053]  __sys_sendmsg+0x145/0x1f0
[  115.843651][ T1053]  ? __sys_sendmsg_sock+0x20/0x20
[  115.843785][ T1053]  ? fpregs_restore_userregs+0x14b/0x310
[  115.843917][ T1053]  ? rcu_is_watching+0x15/0xd0
[  115.844049][ T1053]  do_syscall_64+0x117/0xfc0
[  115.844237][ T1053]  ? trace_hardirqs_off+0xd/0x30
[  115.844369][ T1053]  ? exc_page_fault+0xee/0x100
[  115.844500][ T1053]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  115.844665][ T1053] RIP: 0033:0x7f258049408e
[  115.844800][ T1053] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  115.845330][ T1053] RSP: 002b:00007ffc1df04080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.845530][ T1053] RAX: ffffffffffffffda RBX: 00007ffc1df04828 RCX: 00007f258049408e
[  115.845729][ T1053] RDX: 0000000000000000 RSI: 00007ffc1df04130 RDI: 0000000000000005
[  115.845925][ T1053] RBP: 00007ffc1df04090 R08: 0000000000000000 R09: 0000000000000000
[  115.846178][ T1053] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  115.846377][ T1053] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1df047f0
[  115.846580][ T1053]  </TASK>
[  115.846678][ T1053] irq event stamp: 22199
[  115.846775][ T1053] hardirqs last  enabled at (22207): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.847000][ T1053] hardirqs last disabled at (22214): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.847286][ T1053] softirqs last  enabled at (22314): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.847513][ T1053] softirqs last disabled at (22223): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.847781][ T1053] ---[ end trace 0000000000000000 ]---
[  115.887559][ T1054] ------------[ cut here ]------------
[  115.887708][ T1054] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1054
[  115.887956][ T1054] CPU: 3 UID: 0 PID: 1054 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.888322][ T1054] Tainted: [W]=WARN
[  115.888417][ T1054] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.888578][ T1054] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.888739][ T1054] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.889249][ T1054] RSP: 0018:ffa0000002857050 EFLAGS: 00010286
[  115.889409][ T1054] RAX: 00000000ffffffa6 RBX: ff110000160c4ac0 RCX: 1ff400000050add0
[  115.889604][ T1054] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000160c4b78
[  115.889789][ T1054] RBP: ff11000015aac000 R08: 1fe2200002c18970 R09: ff11000016028b80
[  115.889976][ T1054] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  115.890256][ T1054] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  115.890501][ T1054] FS:  00007f815c405840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  115.890724][ T1054] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.890880][ T1054] CR2: 000000000673c988 CR3: 000000001632f005 CR4: 0000000000771ef0
[  115.891067][ T1054] PKRU: 55555554
[  115.891233][ T1054] Call Trace:
[  115.891332][ T1054]  <TASK>
[  115.891400][ T1054]  ? rcu_is_watching+0x15/0xd0
[  115.891524][ T1054]  rtnetlink_event+0xe0/0x1f0
[  115.891653][ T1054]  notifier_call_chain+0xb0/0x320
[  115.891790][ T1054]  netif_set_mac_address+0x2dd/0x410
[  115.891916][ T1054]  ? rcu_is_watching+0x15/0xd0
[  115.892051][ T1054]  ? netif_set_group+0x70/0x70
[  115.892237][ T1054]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[  115.892403][ T1054]  ? is_bpf_text_address+0x72/0x110
[  115.892536][ T1054]  do_setlink.isra.0+0x706/0x2750
[  115.892672][ T1054]  ? rtnl_link_get_size+0x350/0x350
[  115.892811][ T1054]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  115.892984][ T1054]  ? rcu_read_lock_any_held+0x3c/0x90
[  115.893142][ T1054]  ? validate_chain+0x38b/0xc20
[  115.893268][ T1054]  ? rcu_read_lock_any_held+0x66/0x90
[  115.893404][ T1054]  ? stack_depot_save_flags+0x367/0x770
[  115.893534][ T1054]  ? __lock_acquire+0x508/0xc10
[  115.893666][ T1054]  ? lock_acquire.part.0+0xbc/0x260
[  115.893790][ T1054]  ? rtnl_newlink+0x883/0xea0
[  115.893919][ T1054]  ? rcu_is_watching+0x15/0xd0
[  115.894044][ T1054]  ? lock_acquire+0x134/0x160
[  115.894177][ T1054]  ? rcu_is_watching+0x15/0xd0
[  115.894304][ T1054]  ? rcu_is_watching+0x15/0xd0
[  115.894432][ T1054]  ? trace_contention_end+0xb3/0x1a0
[  115.894568][ T1054]  ? __mutex_lock+0x1db/0x2010
[  115.894693][ T1054]  ? __mutex_lock+0x9b2/0x2010
[  115.894820][ T1054]  ? rtnl_newlink+0x883/0xea0
[  115.894953][ T1054]  ? __rtnl_newlink+0x3fa/0xa50
[  115.895084][ T1054]  rtnl_newlink+0x8d1/0xea0
[  115.895220][ T1054]  ? lock_acquire.part.0+0xbc/0x260
[  115.895349][ T1054]  ? __rtnl_newlink+0xa50/0xa50
[  115.895476][ T1054]  ? mark_usage+0x61/0x170
[  115.895611][ T1054]  ? lock_acquire.part.0+0xbc/0x260
[  115.895737][ T1054]  ? find_held_lock+0x2b/0x80
[  115.895862][ T1054]  ? __rtnl_newlink+0xa50/0xa50
[  115.895989][ T1054]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.896120][ T1054]  ? __rtnl_newlink+0xa50/0xa50
[  115.896248][ T1054]  rtnetlink_rcv_msg+0x40d/0x9e0
[  115.896372][ T1054]  ? validate_chain+0x38b/0xc20
[  115.896496][ T1054]  ? rtnl_stats_set+0x3f0/0x3f0
[  115.896625][ T1054]  ? __lock_acquire+0x508/0xc10
[  115.896751][ T1054]  ? lock_acquire.part.0+0xbc/0x260
[  115.896876][ T1054]  ? find_held_lock+0x2b/0x80
[  115.897002][ T1054]  netlink_rcv_skb+0x14e/0x3a0
[  115.897132][ T1054]  ? rtnl_stats_set+0x3f0/0x3f0
[  115.897258][ T1054]  ? netlink_ack+0xcd0/0xcd0
[  115.897384][ T1054]  ? netlink_deliver_tap+0xc5/0x330
[  115.897510][ T1054]  ? netlink_deliver_tap+0x13c/0x330
[  115.897647][ T1054]  netlink_unicast+0x486/0x750
[  115.897773][ T1054]  ? netlink_attachskb+0x810/0x810
[  115.897898][ T1054]  ? __lock_acquire+0x508/0xc10
[  115.898025][ T1054]  netlink_sendmsg+0x735/0xc60
[  115.898160][ T1054]  ? netlink_unicast+0x750/0x750
[  115.898287][ T1054]  ? __might_fault+0x97/0x140
[  115.898413][ T1054]  ____sys_sendmsg+0x419/0x850
[  115.898539][ T1054]  ? copy_msghdr_from_user+0x2a0/0x460
[  115.898667][ T1054]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  115.898822][ T1054]  ? move_addr_to_kernel+0x40/0x40
[  115.898947][ T1054]  ? stack_depot_save_flags+0x367/0x770
[  115.899072][ T1054]  ? validate_chain+0x38b/0xc20
[  115.899203][ T1054]  ___sys_sendmsg+0x14e/0x1d0
[  115.899327][ T1054]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  115.899484][ T1054]  ? copy_msghdr_from_user+0x460/0x460
[  115.899622][ T1054]  __sys_sendmsg+0x145/0x1f0
[  115.899747][ T1054]  ? __sys_sendmsg_sock+0x20/0x20
[  115.899870][ T1054]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  115.900027][ T1054]  ? do_raw_spin_unlock+0x59/0x250
[  115.900158][ T1054]  ? rcu_is_watching+0x15/0xd0
[  115.900289][ T1054]  do_syscall_64+0x117/0xfc0
[  115.900414][ T1054]  ? trace_hardirqs_off+0xd/0x30
[  115.900544][ T1054]  ? exc_page_fault+0xee/0x100
[  115.900668][ T1054]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  115.900822][ T1054] RIP: 0033:0x7f815c63f08e
[  115.900951][ T1054] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  115.901396][ T1054] RSP: 002b:00007ffce6588850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.901589][ T1054] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f815c63f08e
[  115.901775][ T1054] RDX: 0000000000000000 RSI: 00007ffce6588900 RDI: 0000000000000005
[  115.901959][ T1054] RBP: 00007ffce6588860 R08: 0000000000000000 R09: 0000000000000000
[  115.902150][ T1054] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d8
[  115.902338][ T1054] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce6588fd0
[  115.902528][ T1054]  </TASK>
[  115.902628][ T1054] irq event stamp: 25741
[  115.902722][ T1054] hardirqs last  enabled at (25749): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.902939][ T1054] hardirqs last disabled at (25756): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.903162][ T1054] softirqs last  enabled at (25490): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  115.903378][ T1054] softirqs last disabled at (25481): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  115.903598][ T1054] ---[ end trace 0000000000000000 ]---
[  115.934095][ T1055] ------------[ cut here ]------------
[  115.934274][ T1055] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1055
[  115.934522][ T1055] CPU: 0 UID: 0 PID: 1055 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.934784][ T1055] Tainted: [W]=WARN
[  115.934881][ T1055] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.935041][ T1055] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.935211][ T1055] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.935670][ T1055] RSP: 0018:ffa0000002867050 EFLAGS: 00010286
[  115.935828][ T1055] RAX: 00000000ffffffa6 RBX: ff11000015f603c0 RCX: 1ff400000050cdd0
[  115.936014][ T1055] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f60478
[  115.936206][ T1055] RBP: ff11000016619000 R08: 1fe2200002bec090 R09: ff1100001602ae80
[  115.936394][ T1055] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  115.936590][ T1055] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  115.936780][ T1055] FS:  00007f0c7cbe5840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  115.936999][ T1055] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.937168][ T1055] CR2: 000000001f820988 CR3: 0000000015e89003 CR4: 0000000000771ef0
[  115.937357][ T1055] PKRU: 55555554
[  115.937451][ T1055] Call Trace:
[  115.937551][ T1055]  <TASK>
[  115.937618][ T1055]  ? rcu_is_watching+0x15/0xd0
[  115.937745][ T1055]  rtnetlink_event+0xe0/0x1f0
[  115.937871][ T1055]  notifier_call_chain+0xb0/0x320
[  115.937996][ T1055]  netif_set_mac_address+0x2dd/0x410
[  115.938128][ T1055]  ? rcu_is_watching+0x15/0xd0
[  115.938259][ T1055]  ? netif_set_group+0x70/0x70
[  115.938387][ T1055]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[  115.938558][ T1055]  ? is_bpf_text_address+0x72/0x110
[  115.938691][ T1055]  do_setlink.isra.0+0x706/0x2750
[  115.938821][ T1055]  ? rtnl_link_get_size+0x350/0x350
[  115.938948][ T1055]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  115.939110][ T1055]  ? rcu_read_lock_any_held+0x3c/0x90
[  115.939237][ T1055]  ? validate_chain+0x38b/0xc20
[  115.939362][ T1055]  ? rcu_read_lock_any_held+0x66/0x90
[  115.939488][ T1055]  ? stack_depot_save_flags+0x367/0x770
[  115.939622][ T1055]  ? __lock_acquire+0x508/0xc10
[  115.939749][ T1055]  ? lock_acquire.part.0+0xbc/0x260
[  115.939874][ T1055]  ? rtnl_newlink+0x883/0xea0
[  115.940001][ T1055]  ? rcu_is_watching+0x15/0xd0
[  115.940134][ T1055]  ? lock_acquire+0x134/0x160
[  115.940260][ T1055]  ? rcu_is_watching+0x15/0xd0
[  115.940386][ T1055]  ? rcu_is_watching+0x15/0xd0
[  115.940510][ T1055]  ? trace_contention_end+0xb3/0x1a0
[  115.940641][ T1055]  ? __mutex_lock+0x1db/0x2010
[  115.940766][ T1055]  ? __mutex_lock+0x9b2/0x2010
[  115.940892][ T1055]  ? rtnl_newlink+0x883/0xea0
[  115.941022][ T1055]  ? __rtnl_newlink+0x3fa/0xa50
[  115.941156][ T1055]  rtnl_newlink+0x8d1/0xea0
[  115.941287][ T1055]  ? lock_acquire.part.0+0xbc/0x260
[  115.941412][ T1055]  ? __rtnl_newlink+0xa50/0xa50
[  115.941540][ T1055]  ? mark_usage+0x61/0x170
[  115.941669][ T1055]  ? lock_acquire.part.0+0xbc/0x260
[  115.941795][ T1055]  ? find_held_lock+0x2b/0x80
[  115.941919][ T1055]  ? __rtnl_newlink+0xa50/0xa50
[  115.942046][ T1055]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.942178][ T1055]  ? __rtnl_newlink+0xa50/0xa50
[  115.942304][ T1055]  rtnetlink_rcv_msg+0x40d/0x9e0
[  115.942429][ T1055]  ? validate_chain+0x38b/0xc20
[  115.942561][ T1055]  ? rtnl_stats_set+0x3f0/0x3f0
[  115.942686][ T1055]  ? __lock_acquire+0x508/0xc10
[  115.942813][ T1055]  ? lock_acquire.part.0+0xbc/0x260
[  115.942940][ T1055]  ? find_held_lock+0x2b/0x80
[  115.943068][ T1055]  netlink_rcv_skb+0x14e/0x3a0
[  115.943201][ T1055]  ? rtnl_stats_set+0x3f0/0x3f0
[  115.943327][ T1055]  ? netlink_ack+0xcd0/0xcd0
[  115.943453][ T1055]  ? netlink_deliver_tap+0xc5/0x330
[  115.943583][ T1055]  ? netlink_deliver_tap+0x13c/0x330
[  115.943709][ T1055]  netlink_unicast+0x486/0x750
[  115.943839][ T1055]  ? netlink_attachskb+0x810/0x810
[  115.943968][ T1055]  ? __lock_acquire+0x508/0xc10
[  115.944102][ T1055]  netlink_sendmsg+0x735/0xc60
[  115.944234][ T1055]  ? netlink_unicast+0x750/0x750
[  115.944363][ T1055]  ? __might_fault+0x97/0x140
[  115.944490][ T1055]  ____sys_sendmsg+0x419/0x850
[  115.944623][ T1055]  ? copy_msghdr_from_user+0x2a0/0x460
[  115.944748][ T1055]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  115.944903][ T1055]  ? move_addr_to_kernel+0x40/0x40
[  115.945031][ T1055]  ? stack_depot_save_flags+0x367/0x770
[  115.945168][ T1055]  ? validate_chain+0x38b/0xc20
[  115.945297][ T1055]  ___sys_sendmsg+0x14e/0x1d0
[  115.945421][ T1055]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  115.945580][ T1055]  ? copy_msghdr_from_user+0x460/0x460
[  115.945716][ T1055]  __sys_sendmsg+0x145/0x1f0
[  115.945844][ T1055]  ? __sys_sendmsg_sock+0x20/0x20
[  115.945968][ T1055]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  115.946134][ T1055]  ? do_raw_spin_unlock+0x59/0x250
[  115.946261][ T1055]  ? rcu_is_watching+0x15/0xd0
[  115.946386][ T1055]  do_syscall_64+0x117/0xfc0
[  115.946511][ T1055]  ? trace_hardirqs_off+0xd/0x30
[  115.946640][ T1055]  ? exc_page_fault+0xee/0x100
[  115.946766][ T1055]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  115.946920][ T1055] RIP: 0033:0x7f0c7ce1f08e
[  115.947051][ T1055] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  115.947500][ T1055] RSP: 002b:00007fffff1e8880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.947692][ T1055] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0c7ce1f08e
[  115.947880][ T1055] RDX: 0000000000000000 RSI: 00007fffff1e8930 RDI: 0000000000000005
[  115.948065][ T1055] RBP: 00007fffff1e8890 R08: 0000000000000000 R09: 0000000000000000
[  115.948261][ T1055] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d8
[  115.948447][ T1055] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffff1e9000
[  115.948644][ T1055]  </TASK>
[  115.948737][ T1055] irq event stamp: 15789
[  115.948831][ T1055] hardirqs last  enabled at (15797): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.949049][ T1055] hardirqs last disabled at (15804): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.949271][ T1055] softirqs last  enabled at (14940): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  115.949488][ T1055] softirqs last disabled at (14938): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  115.949706][ T1055] ---[ end trace 0000000000000000 ]---
[  115.983762][ T1056] vethA: entered promiscuous mode
[  115.983971][ T1056] ------------[ cut here ]------------
[  115.984118][ T1056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1056
[  115.984391][ T1056] CPU: 1 UID: 0 PID: 1056 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  115.984674][ T1056] Tainted: [W]=WARN
[  115.984776][ T1056] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.984947][ T1056] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  115.985129][ T1056] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  115.985624][ T1056] RSP: 0018:ffa0000002876fb0 EFLAGS: 00010286
[  115.985796][ T1056] RAX: 00000000ffffffa6 RBX: ff110000020d9a80 RCX: 1ff400000050edbc
[  115.986002][ T1056] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000020d9b38
[  115.986215][ T1056] RBP: ff11000015aac000 R08: 1fe220000041b368 R09: ff1100001602d180
[  115.986419][ T1056] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  115.986634][ T1056] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015aac000
[  115.986840][ T1056] FS:  00007fa4534e1840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  115.987087][ T1056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.987273][ T1056] CR2: 00007fa4536da460 CR3: 0000000015eae006 CR4: 0000000000771ef0
[  115.987482][ T1056] PKRU: 55555554
[  115.987596][ T1056] Call Trace:
[  115.987699][ T1056]  <TASK>
[  115.987770][ T1056]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  115.987910][ T1056]  ? netlink_sendmsg+0x735/0xc60
[  115.988049][ T1056]  rtmsg_ifinfo+0x5c/0xb0
[  115.988163][ T1056]  __dev_notify_flags+0x1b8/0x280
[  115.988302][ T1056]  ? netdev_info+0xe2/0x116
[  115.988445][ T1056]  ? netdev_notice+0x120/0x120
[  115.988588][ T1056]  ? netif_change_name+0x8c0/0x8c0
[  115.988733][ T1056]  __dev_set_promiscuity+0x194/0x230
[  115.988874][ T1056]  netif_set_promiscuity+0x4c/0xc0
[  115.989013][ T1056]  dev_set_promiscuity+0x9d/0x150
[  115.989159][ T1056]  hsr_add_port+0x48c/0xb60
[  115.989300][ T1056]  ? hsr_port_exists+0x60/0x60
[  115.989440][ T1056]  ? timer_init_key+0x10d/0x280
[  115.989586][ T1056]  hsr_dev_finalize+0x6e8/0xc00
[  115.989725][ T1056]  ? alloc_netdev_mqs+0xed0/0x1490
[  115.989865][ T1056]  hsr_newlink+0x3b0/0x980
[  115.990003][ T1056]  ? hsr_dellink+0x90/0x90
[  115.990233][ T1056]  ? rtnl_create_link+0x169/0xf20
[  115.990374][ T1056]  ? nla_strscpy+0xe3/0x180
[  115.990513][ T1056]  rtnl_newlink_create+0x2da/0x780
[  115.990659][ T1056]  ? rtnl_create_link+0xf20/0xf20
[  115.990795][ T1056]  ? __dev_get_by_name+0x12/0x50
[  115.990933][ T1056]  ? rtnl_dev_get+0xd7/0x170
[  115.991077][ T1056]  __rtnl_newlink+0x22b/0xa50
[  115.991310][ T1056]  rtnl_newlink+0x8d1/0xea0
[  115.991451][ T1056]  ? lock_acquire.part.0+0xbc/0x260
[  115.991591][ T1056]  ? __rtnl_newlink+0xa50/0xa50
[  115.991730][ T1056]  ? mark_usage+0x61/0x170
[  115.991872][ T1056]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.992010][ T1056]  ? __rtnl_newlink+0xa50/0xa50
[  115.992216][ T1056]  rtnetlink_rcv_msg+0x40d/0x9e0
[  115.992356][ T1056]  ? validate_chain+0x38b/0xc20
[  115.992493][ T1056]  ? rtnl_stats_set+0x3f0/0x3f0
[  115.992638][ T1056]  ? __lock_acquire+0x508/0xc10
[  115.992778][ T1056]  ? lock_acquire.part.0+0xbc/0x260
[  115.992917][ T1056]  ? find_held_lock+0x2b/0x80
[  115.993054][ T1056]  netlink_rcv_skb+0x14e/0x3a0
[  115.993268][ T1056]  ? rtnl_stats_set+0x3f0/0x3f0
[  115.993406][ T1056]  ? netlink_ack+0xcd0/0xcd0
[  115.993551][ T1056]  ? netlink_deliver_tap+0xc5/0x330
[  115.993688][ T1056]  ? netlink_deliver_tap+0x13c/0x330
[  115.993827][ T1056]  netlink_unicast+0x486/0x750
[  115.993969][ T1056]  ? netlink_attachskb+0x810/0x810
[  115.994240][ T1056]  ? __lock_acquire+0x508/0xc10
[  115.994380][ T1056]  netlink_sendmsg+0x735/0xc60
[  115.994520][ T1056]  ? netlink_unicast+0x750/0x750
[  115.994664][ T1056]  ? __might_fault+0x97/0x140
[  115.994805][ T1056]  ____sys_sendmsg+0x419/0x850
[  115.994943][ T1056]  ? copy_msghdr_from_user+0x2a0/0x460
[  115.995081][ T1056]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  115.995361][ T1056]  ? move_addr_to_kernel+0x40/0x40
[  115.995504][ T1056]  ___sys_sendmsg+0x14e/0x1d0
[  115.995647][ T1056]  ? __lock_release.isra.0+0x6b/0x1a0
[  115.995787][ T1056]  ? copy_msghdr_from_user+0x460/0x460
[  115.995935][ T1056]  ? lock_vma_under_rcu+0x159/0x410
[  115.996077][ T1056]  __sys_sendmsg+0x145/0x1f0
[  115.996275][ T1056]  ? __sys_sendmsg_sock+0x20/0x20
[  115.996416][ T1056]  ? rcu_is_watching+0x15/0xd0
[  115.996562][ T1056]  ? rcu_is_watching+0x15/0xd0
[  115.996703][ T1056]  do_syscall_64+0x117/0xfc0
[  115.996845][ T1056]  ? trace_hardirqs_off+0xd/0x30
[  115.996986][ T1056]  ? exc_page_fault+0xee/0x100
[  115.997132][ T1056]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  115.997308][ T1056] RIP: 0033:0x7fa45371b08e
[  115.997455][ T1056] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  115.997956][ T1056] RSP: 002b:00007ffe1a3c4f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.998174][ T1056] RAX: ffffffffffffffda RBX: 00007ffe1a3c5720 RCX: 00007fa45371b08e
[  115.998383][ T1056] RDX: 0000000000000000 RSI: 00007ffe1a3c5020 RDI: 0000000000000005
[  115.998595][ T1056] RBP: 00007ffe1a3c4f80 R08: 0000000000000000 R09: 0000000000000000
[  115.998805][ T1056] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  115.999013][ T1056] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1a3c56f0
[  115.999234][ T1056]  </TASK>
[  115.999339][ T1056] irq event stamp: 26629
[  115.999444][ T1056] hardirqs last  enabled at (26637): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  115.999690][ T1056] hardirqs last disabled at (26644): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  115.999932][ T1056] softirqs last  enabled at (26486): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  116.000180][ T1056] softirqs last disabled at (26405): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  116.000419][ T1056] ---[ end trace 0000000000000000 ]---
[  116.000793][ T1056] ------------[ cut here ]------------
[  116.000926][ T1056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1056
[  116.001200][ T1056] CPU: 1 UID: 0 PID: 1056 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.001473][ T1056] Tainted: [W]=WARN
[  116.001580][ T1056] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.001748][ T1056] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.001922][ T1056] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.002734][ T1056] RSP: 0018:ffa0000002876f90 EFLAGS: 00010286
[  116.002905][ T1056] RAX: 00000000ffffffa6 RBX: ff110000020d98c0 RCX: 1ff400000050edb8
[  116.003163][ T1056] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000020d9978
[  116.003366][ T1056] RBP: ff11000015aac000 R08: 1fe220000041b330 R09: ff1100001602d180
[  116.003574][ T1056] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  116.003777][ T1056] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  116.003981][ T1056] FS:  00007fa4534e1840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  116.004274][ T1056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.004442][ T1056] CR2: 00007fa4536da460 CR3: 0000000015eae006 CR4: 0000000000771ef0
[  116.004651][ T1056] PKRU: 55555554
[  116.004752][ T1056] Call Trace:
[  116.004911][ T1056]  <TASK>
[  116.004981][ T1056]  ? rcu_is_watching+0x15/0xd0
[  116.005172][ T1056]  rtnetlink_event+0xe0/0x1f0
[  116.005307][ T1056]  notifier_call_chain+0xb0/0x320
[  116.005442][ T1056]  __netdev_upper_dev_link+0x3a5/0x590
[  116.005581][ T1056]  ? netdev_wait_allrefs_any+0x570/0x570
[  116.005720][ T1056]  ? do_raw_spin_lock+0x131/0x280
[  116.005854][ T1056]  ? find_held_lock+0x2b/0x80
[  116.005990][ T1056]  netdev_master_upper_dev_link+0x86/0xb0
[  116.006183][ T1056]  ? netdev_upper_dev_link+0xb0/0xb0
[  116.006318][ T1056]  ? lockdep_rtnl_is_held+0x1a/0x20
[  116.006454][ T1056]  ? hsr_port_get_hsr+0x9c/0x150
[  116.006595][ T1056]  hsr_add_port+0x4eb/0xb60
[  116.006730][ T1056]  ? hsr_port_exists+0x60/0x60
[  116.006867][ T1056]  ? timer_init_key+0x10d/0x280
[  116.007003][ T1056]  hsr_dev_finalize+0x6e8/0xc00
[  116.007197][ T1056]  ? alloc_netdev_mqs+0xed0/0x1490
[  116.007331][ T1056]  hsr_newlink+0x3b0/0x980
[  116.007466][ T1056]  ? hsr_dellink+0x90/0x90
[  116.007608][ T1056]  ? rtnl_create_link+0x169/0xf20
[  116.007743][ T1056]  ? nla_strscpy+0xe3/0x180
[  116.007880][ T1056]  rtnl_newlink_create+0x2da/0x780
[  116.008018][ T1056]  ? rtnl_create_link+0xf20/0xf20
[  116.008212][ T1056]  ? __dev_get_by_name+0x12/0x50
[  116.008347][ T1056]  ? rtnl_dev_get+0xd7/0x170
[  116.008487][ T1056]  __rtnl_newlink+0x22b/0xa50
[  116.008632][ T1056]  rtnl_newlink+0x8d1/0xea0
[  116.008769][ T1056]  ? lock_acquire.part.0+0xbc/0x260
[  116.008903][ T1056]  ? __rtnl_newlink+0xa50/0xa50
[  116.009038][ T1056]  ? mark_usage+0x61/0x170
[  116.009234][ T1056]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.009372][ T1056]  ? __rtnl_newlink+0xa50/0xa50
[  116.009508][ T1056]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.009649][ T1056]  ? validate_chain+0x38b/0xc20
[  116.009784][ T1056]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.009919][ T1056]  ? __lock_acquire+0x508/0xc10
[  116.010055][ T1056]  ? lock_acquire.part.0+0xbc/0x260
[  116.010251][ T1056]  ? find_held_lock+0x2b/0x80
[  116.010387][ T1056]  netlink_rcv_skb+0x14e/0x3a0
[  116.010520][ T1056]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.010661][ T1056]  ? netlink_ack+0xcd0/0xcd0
[  116.010800][ T1056]  ? netlink_deliver_tap+0xc5/0x330
[  116.010934][ T1056]  ? netlink_deliver_tap+0x13c/0x330
[  116.011070][ T1056]  netlink_unicast+0x486/0x750
[  116.011266][ T1056]  ? netlink_attachskb+0x810/0x810
[  116.011403][ T1056]  ? __lock_acquire+0x508/0xc10
[  116.011543][ T1056]  netlink_sendmsg+0x735/0xc60
[  116.011679][ T1056]  ? netlink_unicast+0x750/0x750
[  116.011816][ T1056]  ? __might_fault+0x97/0x140
[  116.011954][ T1056]  ____sys_sendmsg+0x419/0x850
[  116.012088][ T1056]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.012284][ T1056]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.012454][ T1056]  ? move_addr_to_kernel+0x40/0x40
[  116.012596][ T1056]  ___sys_sendmsg+0x14e/0x1d0
[  116.012730][ T1056]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.012865][ T1056]  ? copy_msghdr_from_user+0x460/0x460
[  116.013008][ T1056]  ? lock_vma_under_rcu+0x159/0x410
[  116.013224][ T1056]  __sys_sendmsg+0x145/0x1f0
[  116.013363][ T1056]  ? __sys_sendmsg_sock+0x20/0x20
[  116.013502][ T1056]  ? rcu_is_watching+0x15/0xd0
[  116.013642][ T1056]  ? rcu_is_watching+0x15/0xd0
[  116.013778][ T1056]  do_syscall_64+0x117/0xfc0
[  116.013913][ T1056]  ? trace_hardirqs_off+0xd/0x30
[  116.014048][ T1056]  ? exc_page_fault+0xee/0x100
[  116.014243][ T1056]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.014410][ T1056] RIP: 0033:0x7fa45371b08e
[  116.014554][ T1056] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.015035][ T1056] RSP: 002b:00007ffe1a3c4f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.015297][ T1056] RAX: ffffffffffffffda RBX: 00007ffe1a3c5720 RCX: 00007fa45371b08e
[  116.015505][ T1056] RDX: 0000000000000000 RSI: 00007ffe1a3c5020 RDI: 0000000000000005
[  116.015712][ T1056] RBP: 00007ffe1a3c4f80 R08: 0000000000000000 R09: 0000000000000000
[  116.015913][ T1056] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.016172][ T1056] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1a3c56f0
[  116.016377][ T1056]  </TASK>
[  116.016479][ T1056] irq event stamp: 29473
[  116.016582][ T1056] hardirqs last  enabled at (29481): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.016813][ T1056] hardirqs last disabled at (29488): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.017045][ T1056] softirqs last  enabled at (29454): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  116.017337][ T1056] softirqs last disabled at (29505): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  116.017573][ T1056] ---[ end trace 0000000000000000 ]---
[  116.017840][ T1056] ------------[ cut here ]------------
[  116.018021][ T1056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1056
[  116.018351][ T1056] CPU: 2 UID: 0 PID: 1056 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.018684][ T1056] Tainted: [W]=WARN
[  116.018835][ T1056] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.019053][ T1056] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.019295][ T1056] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.019836][ T1056] RSP: 0018:ffa0000002876f10 EFLAGS: 00010286
[  116.020055][ T1056] RAX: 00000000ffffffa6 RBX: ff110000020d9700 RCX: 1ff400000050eda8
[  116.020320][ T1056] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000020d97b8
[  116.020577][ T1056] RBP: ff1100001621c000 R08: 1fe220000041b2f8 R09: ff1100001602d180
[  116.020831][ T1056] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  116.021082][ T1056] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  116.021351][ T1056] FS:  00007fa4534e1840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  116.021646][ T1056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.021869][ T1056] CR2: 0000555faa067d5c CR3: 0000000015eae001 CR4: 0000000000771ef0
[  116.022134][ T1056] PKRU: 55555554
[  116.022284][ T1056] Call Trace:
[  116.022433][ T1056]  <TASK>
[  116.022557][ T1056]  ? rcu_is_watching+0x15/0xd0
[  116.022741][ T1056]  rtnetlink_event+0xe0/0x1f0
[  116.022926][ T1056]  notifier_call_chain+0xb0/0x320
[  116.023125][ T1056]  netif_set_mtu_ext+0x354/0x5f0
[  116.023309][ T1056]  ? dev_validate_mtu+0x180/0x180
[  116.023498][ T1056]  ? __netdev_update_features+0x4b0/0xdf0
[  116.023690][ T1056]  netif_set_mtu+0x85/0xe0
[  116.023875][ T1056]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  116.024064][ T1056]  dev_set_mtu+0x9d/0x150
[  116.024226][ T1056]  ? dev_disable_lro+0x95/0x140
[  116.024411][ T1056]  hsr_add_port+0x6e3/0xb60
[  116.024607][ T1056]  ? hsr_port_exists+0x60/0x60
[  116.024795][ T1056]  ? timer_init_key+0x10d/0x280
[  116.024981][ T1056]  hsr_dev_finalize+0x6e8/0xc00
[  116.025181][ T1056]  ? alloc_netdev_mqs+0xed0/0x1490
[  116.025365][ T1056]  hsr_newlink+0x3b0/0x980
[  116.025556][ T1056]  ? hsr_dellink+0x90/0x90
[  116.025742][ T1056]  ? rtnl_create_link+0x169/0xf20
[  116.025927][ T1056]  ? nla_strscpy+0xe3/0x180
[  116.026125][ T1056]  rtnl_newlink_create+0x2da/0x780
[  116.026314][ T1056]  ? rtnl_create_link+0xf20/0xf20
[  116.026498][ T1056]  ? __dev_get_by_name+0x12/0x50
[  116.026688][ T1056]  ? rtnl_dev_get+0xd7/0x170
[  116.026877][ T1056]  __rtnl_newlink+0x22b/0xa50
[  116.027065][ T1056]  rtnl_newlink+0x8d1/0xea0
[  116.027266][ T1056]  ? lock_acquire.part.0+0xbc/0x260
[  116.027450][ T1056]  ? __rtnl_newlink+0xa50/0xa50
[  116.027642][ T1056]  ? mark_usage+0x61/0x170
[  116.027834][ T1056]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.028020][ T1056]  ? __rtnl_newlink+0xa50/0xa50
[  116.028217][ T1056]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.028402][ T1056]  ? validate_chain+0x38b/0xc20
[  116.028595][ T1056]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.028782][ T1056]  ? __lock_acquire+0x508/0xc10
[  116.028967][ T1056]  ? lock_acquire.part.0+0xbc/0x260
[  116.029165][ T1056]  ? find_held_lock+0x2b/0x80
[  116.029353][ T1056]  netlink_rcv_skb+0x14e/0x3a0
[  116.029544][ T1056]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.029730][ T1056]  ? netlink_ack+0xcd0/0xcd0
[  116.029919][ T1056]  ? netlink_deliver_tap+0xc5/0x330
[  116.030114][ T1056]  ? netlink_deliver_tap+0x13c/0x330
[  116.030302][ T1056]  netlink_unicast+0x486/0x750
[  116.030487][ T1056]  ? netlink_attachskb+0x810/0x810
[  116.030681][ T1056]  ? __lock_acquire+0x508/0xc10
[  116.030866][ T1056]  netlink_sendmsg+0x735/0xc60
[  116.031050][ T1056]  ? netlink_unicast+0x750/0x750
[  116.031250][ T1056]  ? __might_fault+0x97/0x140
[  116.031437][ T1056]  ____sys_sendmsg+0x419/0x850
[  116.031630][ T1056]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.031816][ T1056]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.032034][ T1056]  ? move_addr_to_kernel+0x40/0x40
[  116.032244][ T1056]  ___sys_sendmsg+0x14e/0x1d0
[  116.032428][ T1056]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.032618][ T1056]  ? copy_msghdr_from_user+0x460/0x460
[  116.032810][ T1056]  ? lock_vma_under_rcu+0x159/0x410
[  116.032997][ T1056]  __sys_sendmsg+0x145/0x1f0
[  116.033199][ T1056]  ? __sys_sendmsg_sock+0x20/0x20
[  116.033390][ T1056]  ? rcu_is_watching+0x15/0xd0
[  116.033584][ T1056]  ? rcu_is_watching+0x15/0xd0
[  116.033770][ T1056]  do_syscall_64+0x117/0xfc0
[  116.033954][ T1056]  ? trace_hardirqs_off+0xd/0x30
[  116.034149][ T1056]  ? exc_page_fault+0xee/0x100
[  116.034336][ T1056]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.034560][ T1056] RIP: 0033:0x7fa45371b08e
[  116.034750][ T1056] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.035298][ T1056] RSP: 002b:00007ffe1a3c4f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.035558][ T1056] RAX: ffffffffffffffda RBX: 00007ffe1a3c5720 RCX: 00007fa45371b08e
[  116.035810][ T1056] RDX: 0000000000000000 RSI: 00007ffe1a3c5020 RDI: 0000000000000005
[  116.036067][ T1056] RBP: 00007ffe1a3c4f80 R08: 0000000000000000 R09: 0000000000000000
[  116.036335][ T1056] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.036593][ T1056] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1a3c56f0
[  116.036849][ T1056]  </TASK>
[  116.036997][ T1056] irq event stamp: 30641
[  116.037164][ T1056] hardirqs last  enabled at (30653): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.037449][ T1056] hardirqs last disabled at (30662): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.037742][ T1056] softirqs last  enabled at (29742): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  116.038024][ T1056] softirqs last disabled at (29735): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  116.038322][ T1056] ---[ end trace 0000000000000000 ]---
[  116.038566][ T1056] vethB: entered promiscuous mode
[  116.038805][ T1056] ------------[ cut here ]------------
[  116.038984][ T1056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1056
[  116.039318][ T1056] CPU: 2 UID: 0 PID: 1056 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.039652][ T1056] Tainted: [W]=WARN
[  116.039804][ T1056] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.040025][ T1056] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.040266][ T1056] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.040818][ T1056] RSP: 0018:ffa0000002876fb0 EFLAGS: 00010286
[  116.041039][ T1056] RAX: 00000000ffffffa6 RBX: ff110000020d9540 RCX: 1ff400000050edbc
[  116.041310][ T1056] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000020d95f8
[  116.041573][ T1056] RBP: ff110000166c1000 R08: 1fe220000041b2c0 R09: ff1100001602d180
[  116.041832][ T1056] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[  116.042088][ T1056] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000166c1000
[  116.042358][ T1056] FS:  00007fa4534e1840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  116.042653][ T1056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.042877][ T1056] CR2: 0000555faa067d5c CR3: 0000000015eae001 CR4: 0000000000771ef0
[  116.043147][ T1056] PKRU: 55555554
[  116.043299][ T1056] Call Trace:
[  116.043450][ T1056]  <TASK>
[  116.043577][ T1056]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  116.043768][ T1056]  ? netlink_sendmsg+0x735/0xc60
[  116.043957][ T1056]  rtmsg_ifinfo+0x5c/0xb0
[  116.044127][ T1056]  __dev_notify_flags+0x1b8/0x280
[  116.044320][ T1056]  ? netdev_info+0xe2/0x116
[  116.044511][ T1056]  ? netdev_notice+0x120/0x120
[  116.044705][ T1056]  ? netif_change_name+0x8c0/0x8c0
[  116.044897][ T1056]  __dev_set_promiscuity+0x194/0x230
[  116.045086][ T1056]  netif_set_promiscuity+0x4c/0xc0
[  116.045289][ T1056]  dev_set_promiscuity+0x9d/0x150
[  116.045477][ T1056]  hsr_add_port+0x48c/0xb60
[  116.045678][ T1056]  ? hsr_port_exists+0x60/0x60
[  116.045866][ T1056]  ? timer_init_key+0x10d/0x280
[  116.046056][ T1056]  hsr_dev_finalize+0x727/0xc00
[  116.046259][ T1056]  ? alloc_netdev_mqs+0xed0/0x1490
[  116.046445][ T1056]  hsr_newlink+0x3b0/0x980
[  116.046641][ T1056]  ? hsr_dellink+0x90/0x90
[  116.046829][ T1056]  ? rtnl_create_link+0x169/0xf20
[  116.047016][ T1056]  ? nla_strscpy+0xe3/0x180
[  116.047220][ T1056]  rtnl_newlink_create+0x2da/0x780
[  116.047410][ T1056]  ? rtnl_create_link+0xf20/0xf20
[  116.047606][ T1056]  ? __dev_get_by_name+0x12/0x50
[  116.047793][ T1056]  ? rtnl_dev_get+0xd7/0x170
[  116.047986][ T1056]  __rtnl_newlink+0x22b/0xa50
[  116.048188][ T1056]  rtnl_newlink+0x8d1/0xea0
[  116.048378][ T1056]  ? lock_acquire.part.0+0xbc/0x260
[  116.048572][ T1056]  ? __rtnl_newlink+0xa50/0xa50
[  116.048764][ T1056]  ? mark_usage+0x61/0x170
[  116.048957][ T1056]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.049161][ T1056]  ? __rtnl_newlink+0xa50/0xa50
[  116.049349][ T1056]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.049544][ T1056]  ? validate_chain+0x38b/0xc20
[  116.049731][ T1056]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.049919][ T1056]  ? __lock_acquire+0x508/0xc10
[  116.050120][ T1056]  ? lock_acquire.part.0+0xbc/0x260
[  116.050311][ T1056]  ? find_held_lock+0x2b/0x80
[  116.050501][ T1056]  netlink_rcv_skb+0x14e/0x3a0
[  116.050697][ T1056]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.050886][ T1056]  ? netlink_ack+0xcd0/0xcd0
[  116.051078][ T1056]  ? netlink_deliver_tap+0xc5/0x330
[  116.051278][ T1056]  ? netlink_deliver_tap+0x13c/0x330
[  116.051468][ T1056]  netlink_unicast+0x486/0x750
[  116.051669][ T1056]  ? netlink_attachskb+0x810/0x810
[  116.051857][ T1056]  ? __lock_acquire+0x508/0xc10
[  116.052047][ T1056]  netlink_sendmsg+0x735/0xc60
[  116.052248][ T1056]  ? netlink_unicast+0x750/0x750
[  116.052437][ T1056]  ? __might_fault+0x97/0x140
[  116.052635][ T1056]  ____sys_sendmsg+0x419/0x850
[  116.052822][ T1056]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.053009][ T1056]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.053246][ T1056]  ? move_addr_to_kernel+0x40/0x40
[  116.053439][ T1056]  ___sys_sendmsg+0x14e/0x1d0
[  116.053638][ T1056]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.053827][ T1056]  ? copy_msghdr_from_user+0x460/0x460
[  116.054022][ T1056]  ? lock_vma_under_rcu+0x159/0x410
[  116.054221][ T1056]  __sys_sendmsg+0x145/0x1f0
[  116.054410][ T1056]  ? __sys_sendmsg_sock+0x20/0x20
[  116.054612][ T1056]  ? rcu_is_watching+0x15/0xd0
[  116.054800][ T1056]  ? rcu_is_watching+0x15/0xd0
[  116.054988][ T1056]  do_syscall_64+0x117/0xfc0
[  116.055183][ T1056]  ? trace_hardirqs_off+0xd/0x30
[  116.055371][ T1056]  ? exc_page_fault+0xee/0x100
[  116.055565][ T1056]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.055787][ T1056] RIP: 0033:0x7fa45371b08e
[  116.055979][ T1056] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.056531][ T1056] RSP: 002b:00007ffe1a3c4f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.056796][ T1056] RAX: ffffffffffffffda RBX: 00007ffe1a3c5720 RCX: 00007fa45371b08e
[  116.057053][ T1056] RDX: 0000000000000000 RSI: 00007ffe1a3c5020 RDI: 0000000000000005
[  116.057318][ T1056] RBP: 00007ffe1a3c4f80 R08: 0000000000000000 R09: 0000000000000000
[  116.057581][ T1056] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.057836][ T1056] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1a3c56f0
[  116.058107][ T1056]  </TASK>
[  116.058260][ T1056] irq event stamp: 31749
[  116.058410][ T1056] hardirqs last  enabled at (31759): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.058706][ T1056] hardirqs last disabled at (31768): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.058993][ T1056] softirqs last  enabled at (30770): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.059295][ T1056] softirqs last disabled at (30768): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.059593][ T1056] ---[ end trace 0000000000000000 ]---
[  116.060020][ T1056] ------------[ cut here ]------------
[  116.060210][ T1056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1056
[  116.060524][ T1056] CPU: 2 UID: 0 PID: 1056 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.060865][ T1056] Tainted: [W]=WARN
[  116.061019][ T1056] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.061248][ T1056] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.061471][ T1056] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.062009][ T1056] RSP: 0018:ffa0000002876f90 EFLAGS: 00010286
[  116.062242][ T1056] RAX: 00000000ffffffa6 RBX: ff110000020d9380 RCX: 1ff400000050edb8
[  116.062491][ T1056] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000020d9438
[  116.062746][ T1056] RBP: ff110000166c1000 R08: 1fe220000041b288 R09: ff1100001602d180
[  116.062998][ T1056] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  116.063260][ T1056] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  116.063511][ T1056] FS:  00007fa4534e1840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  116.063801][ T1056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.064023][ T1056] CR2: 0000555faa067d5c CR3: 0000000015eae001 CR4: 0000000000771ef0
[  116.064283][ T1056] PKRU: 55555554
[  116.064431][ T1056] Call Trace:
[  116.064583][ T1056]  <TASK>
[  116.064699][ T1056]  ? rcu_is_watching+0x15/0xd0
[  116.064882][ T1056]  rtnetlink_event+0xe0/0x1f0
[  116.065066][ T1056]  notifier_call_chain+0xb0/0x320
[  116.065264][ T1056]  __netdev_upper_dev_link+0x3a5/0x590
[  116.065451][ T1056]  ? netdev_wait_allrefs_any+0x570/0x570
[  116.065644][ T1056]  ? do_raw_spin_lock+0x131/0x280
[  116.065827][ T1056]  ? find_held_lock+0x2b/0x80
[  116.066012][ T1056]  netdev_master_upper_dev_link+0x86/0xb0
[  116.066210][ T1056]  ? netdev_upper_dev_link+0xb0/0xb0
[  116.066489][ T1056]  ? lockdep_rtnl_is_held+0x1a/0x20
[  116.066682][ T1056]  ? hsr_port_get_hsr+0x9c/0x150
[  116.066871][ T1056]  hsr_add_port+0x4eb/0xb60
[  116.067056][ T1056]  ? hsr_port_exists+0x60/0x60
[  116.067347][ T1056]  ? timer_init_key+0x10d/0x280
[  116.067532][ T1056]  hsr_dev_finalize+0x727/0xc00
[  116.067726][ T1056]  ? alloc_netdev_mqs+0xed0/0x1490
[  116.067908][ T1056]  hsr_newlink+0x3b0/0x980
[  116.068199][ T1056]  ? hsr_dellink+0x90/0x90
[  116.068383][ T1056]  ? rtnl_create_link+0x169/0xf20
[  116.068577][ T1056]  ? nla_strscpy+0xe3/0x180
[  116.068761][ T1056]  rtnl_newlink_create+0x2da/0x780
[  116.069038][ T1056]  ? rtnl_create_link+0xf20/0xf20
[  116.069235][ T1056]  ? __dev_get_by_name+0x12/0x50
[  116.069418][ T1056]  ? rtnl_dev_get+0xd7/0x170
[  116.069613][ T1056]  __rtnl_newlink+0x22b/0xa50
[  116.069891][ T1056]  rtnl_newlink+0x8d1/0xea0
[  116.070078][ T1056]  ? lock_acquire.part.0+0xbc/0x260
[  116.070277][ T1056]  ? __rtnl_newlink+0xa50/0xa50
[  116.070459][ T1056]  ? mark_usage+0x61/0x170
[  116.070745][ T1056]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.070929][ T1056]  ? __rtnl_newlink+0xa50/0xa50
[  116.071123][ T1056]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.071307][ T1056]  ? validate_chain+0x38b/0xc20
[  116.071584][ T1056]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.071766][ T1056]  ? __lock_acquire+0x508/0xc10
[  116.071954][ T1056]  ? lock_acquire.part.0+0xbc/0x260
[  116.072148][ T1056]  ? find_held_lock+0x2b/0x80
[  116.072422][ T1056]  netlink_rcv_skb+0x14e/0x3a0
[  116.072614][ T1056]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.072799][ T1056]  ? netlink_ack+0xcd0/0xcd0
[  116.072985][ T1056]  ? netlink_deliver_tap+0xc5/0x330
[  116.073274][ T1056]  ? netlink_deliver_tap+0x13c/0x330
[  116.073462][ T1056]  netlink_unicast+0x486/0x750
[  116.073666][ T1056]  ? netlink_attachskb+0x810/0x810
[  116.073851][ T1056]  ? __lock_acquire+0x508/0xc10
[  116.074137][ T1056]  netlink_sendmsg+0x735/0xc60
[  116.074321][ T1056]  ? netlink_unicast+0x750/0x750
[  116.074504][ T1056]  ? __might_fault+0x97/0x140
[  116.074694][ T1056]  ____sys_sendmsg+0x419/0x850
[  116.074971][ T1056]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.075187][ T1056]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.075408][ T1056]  ? move_addr_to_kernel+0x40/0x40
[  116.075610][ T1056]  ___sys_sendmsg+0x14e/0x1d0
[  116.075885][ T1056]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.076068][ T1056]  ? copy_msghdr_from_user+0x460/0x460
[  116.076298][ T1056]  ? lock_vma_under_rcu+0x159/0x410
[  116.076490][ T1056]  __sys_sendmsg+0x145/0x1f0
[  116.076779][ T1056]  ? __sys_sendmsg_sock+0x20/0x20
[  116.076964][ T1056]  ? rcu_is_watching+0x15/0xd0
[  116.077160][ T1056]  ? rcu_is_watching+0x15/0xd0
[  116.077345][ T1056]  do_syscall_64+0x117/0xfc0
[  116.077629][ T1056]  ? trace_hardirqs_off+0xd/0x30
[  116.077814][ T1056]  ? exc_page_fault+0xee/0x100
[  116.077998][ T1056]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.078326][ T1056] RIP: 0033:0x7fa45371b08e
[  116.078515][ T1056] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.079153][ T1056] RSP: 002b:00007ffe1a3c4f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.079407][ T1056] RAX: ffffffffffffffda RBX: 00007ffe1a3c5720 RCX: 00007fa45371b08e
[  116.079697][ T1056] RDX: 0000000000000000 RSI: 00007ffe1a3c5020 RDI: 0000000000000005
[  116.080038][ T1056] RBP: 00007ffe1a3c4f80 R08: 0000000000000000 R09: 0000000000000000
[  116.080299][ T1056] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.080555][ T1056] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1a3c56f0
[  116.080926][ T1056]  </TASK>
[  116.081074][ T1056] irq event stamp: 32905
[  116.081236][ T1056] hardirqs last  enabled at (32917): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.081635][ T1056] hardirqs last disabled at (32926): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.081923][ T1056] softirqs last  enabled at (32802): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  116.082327][ T1056] softirqs last disabled at (32945): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  116.082617][ T1056] ---[ end trace 0000000000000000 ]---
[  116.082895][ T1056] ------------[ cut here ]------------
[  116.083165][ T1056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1056
[  116.083476][ T1056] CPU: 2 UID: 0 PID: 1056 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.083886][ T1056] Tainted: [W]=WARN
[  116.084033][ T1056] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.084256][ T1056] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.084475][ T1056] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.085090][ T1056] RSP: 0018:ffa0000002877160 EFLAGS: 00010286
[  116.085406][ T1056] RAX: 00000000ffffffa6 RBX: ff110000020d91c0 RCX: 1ff400000050edf2
[  116.085658][ T1056] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000020d9278
[  116.085905][ T1056] RBP: ff110000166c1000 R08: 1fe220000041b250 R09: ff1100001602d180
[  116.086253][ T1056] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  116.086496][ T1056] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  116.086748][ T1056] FS:  00007fa4534e1840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  116.087128][ T1056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.087340][ T1056] CR2: 0000555faa067d5c CR3: 0000000015eae001 CR4: 0000000000771ef0
[  116.087682][ T1056] PKRU: 55555554
[  116.087828][ T1056] Call Trace:
[  116.087978][ T1056]  <TASK>
[  116.088108][ T1056]  ? rcu_is_watching+0x15/0xd0
[  116.088289][ T1056]  rtnetlink_event+0xe0/0x1f0
[  116.088568][ T1056]  notifier_call_chain+0xb0/0x320
[  116.088758][ T1056]  call_netdevice_notifiers+0x70/0xa0
[  116.088941][ T1056]  ? __dev_open+0x610/0x610
[  116.089134][ T1056]  hsr_dev_finalize+0x9ef/0xc00
[  116.089407][ T1056]  ? alloc_netdev_mqs+0xed0/0x1490
[  116.089595][ T1056]  hsr_newlink+0x3b0/0x980
[  116.089780][ T1056]  ? hsr_dellink+0x90/0x90
[  116.089959][ T1056]  ? rtnl_create_link+0x169/0xf20
[  116.090248][ T1056]  ? nla_strscpy+0xe3/0x180
[  116.090433][ T1056]  rtnl_newlink_create+0x2da/0x780
[  116.090620][ T1056]  ? rtnl_create_link+0xf20/0xf20
[  116.090801][ T1056]  ? __dev_get_by_name+0x12/0x50
[  116.091071][ T1056]  ? rtnl_dev_get+0xd7/0x170
[  116.091271][ T1056]  __rtnl_newlink+0x22b/0xa50
[  116.091455][ T1056]  rtnl_newlink+0x8d1/0xea0
[  116.091647][ T1056]  ? lock_acquire.part.0+0xbc/0x260
[  116.091924][ T1056]  ? __rtnl_newlink+0xa50/0xa50
[  116.092117][ T1056]  ? mark_usage+0x61/0x170
[  116.092303][ T1056]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.092485][ T1056]  ? __rtnl_newlink+0xa50/0xa50
[  116.092767][ T1056]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.092951][ T1056]  ? validate_chain+0x38b/0xc20
[  116.093143][ T1056]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.093322][ T1056]  ? __lock_acquire+0x508/0xc10
[  116.093606][ T1056]  ? lock_acquire.part.0+0xbc/0x260
[  116.093786][ T1056]  ? find_held_lock+0x2b/0x80
[  116.093968][ T1056]  netlink_rcv_skb+0x14e/0x3a0
[  116.094163][ T1056]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.094433][ T1056]  ? netlink_ack+0xcd0/0xcd0
[  116.094627][ T1056]  ? netlink_deliver_tap+0xc5/0x330
[  116.094808][ T1056]  ? netlink_deliver_tap+0x13c/0x330
[  116.094990][ T1056]  netlink_unicast+0x486/0x750
[  116.095183][ T1056]  ? netlink_attachskb+0x810/0x810
[  116.095363][ T1056]  ? __lock_acquire+0x508/0xc10
[  116.095550][ T1056]  netlink_sendmsg+0x735/0xc60
[  116.095734][ T1056]  ? netlink_unicast+0x750/0x750
[  116.096004][ T1056]  ? __might_fault+0x97/0x140
[  116.096199][ T1056]  ____sys_sendmsg+0x419/0x850
[  116.096379][ T1056]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.096566][ T1056]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.096863][ T1056]  ? move_addr_to_kernel+0x40/0x40
[  116.097047][ T1056]  ___sys_sendmsg+0x14e/0x1d0
[  116.097238][ T1056]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.097418][ T1056]  ? copy_msghdr_from_user+0x460/0x460
[  116.097701][ T1056]  ? lock_vma_under_rcu+0x159/0x410
[  116.097884][ T1056]  __sys_sendmsg+0x145/0x1f0
[  116.098068][ T1056]  ? __sys_sendmsg_sock+0x20/0x20
[  116.098264][ T1056]  ? rcu_is_watching+0x15/0xd0
[  116.098533][ T1056]  ? rcu_is_watching+0x15/0xd0
[  116.098724][ T1056]  do_syscall_64+0x117/0xfc0
[  116.098903][ T1056]  ? trace_hardirqs_off+0xd/0x30
[  116.099082][ T1056]  ? exc_page_fault+0xee/0x100
[  116.099364][ T1056]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.099581][ T1056] RIP: 0033:0x7fa45371b08e
[  116.099766][ T1056] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.100378][ T1056] RSP: 002b:00007ffe1a3c4f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.100631][ T1056] RAX: ffffffffffffffda RBX: 00007ffe1a3c5720 RCX: 00007fa45371b08e
[  116.100965][ T1056] RDX: 0000000000000000 RSI: 00007ffe1a3c5020 RDI: 0000000000000005
[  116.101219][ T1056] RBP: 00007ffe1a3c4f80 R08: 0000000000000000 R09: 0000000000000000
[  116.101559][ T1056] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.101802][ T1056] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1a3c56f0
[  116.102064][ T1056]  </TASK>
[  116.102306][ T1056] irq event stamp: 33927
[  116.102452][ T1056] hardirqs last  enabled at (33937): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.102734][ T1056] hardirqs last disabled at (33946): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.103108][ T1056] softirqs last  enabled at (33354): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  116.103386][ T1056] softirqs last disabled at (33341): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  116.103671][ T1056] ---[ end trace 0000000000000000 ]---
[  116.104264][ T1056] ------------[ cut here ]------------
[  116.104437][ T1056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1056
[  116.104840][ T1056] CPU: 2 UID: 0 PID: 1056 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.105166][ T1056] Tainted: [W]=WARN
[  116.105312][ T1056] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.105615][ T1056] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.105831][ T1056] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.106448][ T1056] RSP: 0018:ffa00000028771a0 EFLAGS: 00010286
[  116.106669][ T1056] RAX: 00000000ffffffa6 RBX: ff110000020d9000 RCX: 1ff400000050edfa
[  116.106999][ T1056] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000020d90b8
[  116.107257][ T1056] RBP: ff1100001621c000 R08: 1fe220000041b218 R09: ff1100001602d180
[  116.107501][ T1056] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  116.107836][ T1056] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  116.108080][ T1056] FS:  00007fa4534e1840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  116.108456][ T1056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.108676][ T1056] CR2: 0000555faa067d5c CR3: 0000000015eae001 CR4: 0000000000771ef0
[  116.108920][ T1056] PKRU: 55555554
[  116.109063][ T1056] Call Trace:
[  116.109304][ T1056]  <TASK>
[  116.109419][ T1056]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  116.109605][ T1056]  rtmsg_ifinfo+0x5c/0xb0
[  116.109755][ T1056]  __dev_notify_flags+0x1b8/0x280
[  116.109937][ T1056]  ? netif_change_name+0x8c0/0x8c0
[  116.110215][ T1056]  ? hsr_dev_finalize+0x925/0xc00
[  116.110395][ T1056]  ? alloc_netdev_mqs+0xed0/0x1490
[  116.110579][ T1056]  ? hsr_newlink+0x3b0/0x980
[  116.110757][ T1056]  ? hsr_dellink+0x90/0x90
[  116.111023][ T1056]  rtnl_configure_link+0x1ac/0x390
[  116.111214][ T1056]  ? nla_strscpy+0xe3/0x180
[  116.111393][ T1056]  rtnl_newlink_create+0x353/0x780
[  116.111583][ T1056]  ? rtnl_create_link+0xf20/0xf20
[  116.111848][ T1056]  ? __dev_get_by_name+0x12/0x50
[  116.112029][ T1056]  ? rtnl_dev_get+0xd7/0x170
[  116.112222][ T1056]  __rtnl_newlink+0x22b/0xa50
[  116.112408][ T1056]  rtnl_newlink+0x8d1/0xea0
[  116.112686][ T1056]  ? lock_acquire.part.0+0xbc/0x260
[  116.112867][ T1056]  ? __rtnl_newlink+0xa50/0xa50
[  116.113049][ T1056]  ? mark_usage+0x61/0x170
[  116.113244][ T1056]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.113510][ T1056]  ? __rtnl_newlink+0xa50/0xa50
[  116.113697][ T1056]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.113874][ T1056]  ? validate_chain+0x38b/0xc20
[  116.114051][ T1056]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.114328][ T1056]  ? __lock_acquire+0x508/0xc10
[  116.114507][ T1056]  ? lock_acquire.part.0+0xbc/0x260
[  116.114699][ T1056]  ? find_held_lock+0x2b/0x80
[  116.114879][ T1056]  netlink_rcv_skb+0x14e/0x3a0
[  116.115157][ T1056]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.115337][ T1056]  ? netlink_ack+0xcd0/0xcd0
[  116.115517][ T1056]  ? netlink_deliver_tap+0xc5/0x330
[  116.115742][ T1056]  ? netlink_deliver_tap+0x13c/0x330
[  116.116011][ T1056]  netlink_unicast+0x486/0x750
[  116.116206][ T1056]  ? netlink_attachskb+0x810/0x810
[  116.116388][ T1056]  ? __lock_acquire+0x508/0xc10
[  116.116575][ T1056]  netlink_sendmsg+0x735/0xc60
[  116.116864][ T1056]  ? netlink_unicast+0x750/0x750
[  116.117045][ T1056]  ? __might_fault+0x97/0x140
[  116.117238][ T1056]  ____sys_sendmsg+0x419/0x850
[  116.117416][ T1056]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.117707][ T1056]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.117927][ T1056]  ? move_addr_to_kernel+0x40/0x40
[  116.118122][ T1056]  ___sys_sendmsg+0x14e/0x1d0
[  116.118301][ T1056]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.118577][ T1056]  ? copy_msghdr_from_user+0x460/0x460
[  116.118769][ T1056]  ? lock_vma_under_rcu+0x159/0x410
[  116.118954][ T1056]  __sys_sendmsg+0x145/0x1f0
[  116.119147][ T1056]  ? __sys_sendmsg_sock+0x20/0x20
[  116.119457][ T1056]  ? rcu_is_watching+0x15/0xd0
[  116.119648][ T1056]  ? rcu_is_watching+0x15/0xd0
[  116.119829][ T1056]  do_syscall_64+0x117/0xfc0
[  116.120008][ T1056]  ? trace_hardirqs_off+0xd/0x30
[  116.120292][ T1056]  ? exc_page_fault+0xee/0x100
[  116.120472][ T1056]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.120695][ T1056] RIP: 0033:0x7fa45371b08e
[  116.120879][ T1056] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.121497][ T1056] RSP: 002b:00007ffe1a3c4f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.121837][ T1056] RAX: ffffffffffffffda RBX: 00007ffe1a3c5720 RCX: 00007fa45371b08e
[  116.122082][ T1056] RDX: 0000000000000000 RSI: 00007ffe1a3c5020 RDI: 0000000000000005
[  116.122430][ T1056] RBP: 00007ffe1a3c4f80 R08: 0000000000000000 R09: 0000000000000000
[  116.122678][ T1056] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.122919][ T1056] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1a3c56f0
[  116.123268][ T1056]  </TASK>
[  116.123415][ T1056] irq event stamp: 34979
[  116.123566][ T1056] hardirqs last  enabled at (34989): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.123841][ T1056] hardirqs last disabled at (34998): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.124216][ T1056] softirqs last  enabled at (34094): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.124489][ T1056] softirqs last disabled at (34092): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.124865][ T1056] ---[ end trace 0000000000000000 ]---
[  116.156719][ T1057] vethA: entered promiscuous mode
[  116.156954][ T1057] ------------[ cut here ]------------
[  116.157092][ T1057] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1057
[  116.157967][ T1057] CPU: 3 UID: 0 PID: 1057 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.158296][ T1057] Tainted: [W]=WARN
[  116.158415][ T1057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.158650][ T1057] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.158837][ T1057] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.159380][ T1057] RSP: 0018:ffa0000002876fb0 EFLAGS: 00010286
[  116.159571][ T1057] RAX: 00000000ffffffa6 RBX: ff11000015e03c40 RCX: 1ff400000050edbc
[  116.159781][ T1057] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e03cf8
[  116.159992][ T1057] RBP: ff11000016619000 R08: 1fe2200002bc07a0 R09: ff11000004ee0b80
[  116.160206][ T1057] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[  116.160414][ T1057] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016619000
[  116.160627][ T1057] FS:  00007f8e86790840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  116.160869][ T1057] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.161047][ T1057] CR2: 00007f8e86989460 CR3: 0000000013dcf001 CR4: 0000000000771ef0
[  116.161303][ T1057] PKRU: 55555554
[  116.161415][ T1057] Call Trace:
[  116.161520][ T1057]  <TASK>
[  116.161598][ T1057]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  116.161770][ T1057]  ? netlink_sendmsg+0x735/0xc60
[  116.161910][ T1057]  rtmsg_ifinfo+0x5c/0xb0
[  116.162018][ T1057]  __dev_notify_flags+0x1b8/0x280
[  116.162163][ T1057]  ? netdev_info+0xe2/0x116
[  116.162305][ T1057]  ? netdev_notice+0x120/0x120
[  116.162444][ T1057]  ? netif_change_name+0x8c0/0x8c0
[  116.162596][ T1057]  __dev_set_promiscuity+0x194/0x230
[  116.162736][ T1057]  netif_set_promiscuity+0x4c/0xc0
[  116.162875][ T1057]  dev_set_promiscuity+0x9d/0x150
[  116.163015][ T1057]  hsr_add_port+0x48c/0xb60
[  116.163160][ T1057]  ? hsr_port_exists+0x60/0x60
[  116.163300][ T1057]  ? timer_init_key+0x10d/0x280
[  116.163441][ T1057]  hsr_dev_finalize+0x6e8/0xc00
[  116.163587][ T1057]  ? alloc_netdev_mqs+0xed0/0x1490
[  116.163726][ T1057]  hsr_newlink+0x3b0/0x980
[  116.163866][ T1057]  ? hsr_dellink+0x90/0x90
[  116.164025][ T1057]  ? rtnl_create_link+0x169/0xf20
[  116.164247][ T1057]  ? nla_strscpy+0xe3/0x180
[  116.164399][ T1057]  rtnl_newlink_create+0x2da/0x780
[  116.164584][ T1057]  ? rtnl_create_link+0xf20/0xf20
[  116.164734][ T1057]  ? __dev_get_by_name+0x12/0x50
[  116.164874][ T1057]  ? rtnl_dev_get+0xd7/0x170
[  116.165016][ T1057]  __rtnl_newlink+0x22b/0xa50
[  116.165164][ T1057]  rtnl_newlink+0x8d1/0xea0
[  116.165307][ T1057]  ? lock_acquire.part.0+0xbc/0x260
[  116.165447][ T1057]  ? __rtnl_newlink+0xa50/0xa50
[  116.165594][ T1057]  ? mark_usage+0x61/0x170
[  116.165738][ T1057]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.165880][ T1057]  ? __rtnl_newlink+0xa50/0xa50
[  116.166021][ T1057]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.166168][ T1057]  ? validate_chain+0x38b/0xc20
[  116.166341][ T1057]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.166501][ T1057]  ? __lock_acquire+0x508/0xc10
[  116.166705][ T1057]  ? lock_acquire.part.0+0xbc/0x260
[  116.166850][ T1057]  ? find_held_lock+0x2b/0x80
[  116.166993][ T1057]  netlink_rcv_skb+0x14e/0x3a0
[  116.167139][ T1057]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.167281][ T1057]  ? netlink_ack+0xcd0/0xcd0
[  116.167432][ T1057]  ? netlink_deliver_tap+0xc5/0x330
[  116.167576][ T1057]  ? netlink_deliver_tap+0x13c/0x330
[  116.167717][ T1057]  netlink_unicast+0x486/0x750
[  116.167859][ T1057]  ? netlink_attachskb+0x810/0x810
[  116.168001][ T1057]  ? __lock_acquire+0x508/0xc10
[  116.168146][ T1057]  netlink_sendmsg+0x735/0xc60
[  116.168288][ T1057]  ? netlink_unicast+0x750/0x750
[  116.168429][ T1057]  ? __might_fault+0x97/0x140
[  116.168576][ T1057]  ____sys_sendmsg+0x419/0x850
[  116.168716][ T1057]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.168855][ T1057]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.169028][ T1057]  ? move_addr_to_kernel+0x40/0x40
[  116.169179][ T1057]  ___sys_sendmsg+0x14e/0x1d0
[  116.169321][ T1057]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.169489][ T1057]  ? copy_msghdr_from_user+0x460/0x460
[  116.169653][ T1057]  ? lock_vma_under_rcu+0x159/0x410
[  116.169795][ T1057]  __sys_sendmsg+0x145/0x1f0
[  116.169933][ T1057]  ? __sys_sendmsg_sock+0x20/0x20
[  116.170075][ T1057]  ? rcu_is_watching+0x15/0xd0
[  116.170220][ T1057]  ? rcu_is_watching+0x15/0xd0
[  116.170361][ T1057]  do_syscall_64+0x117/0xfc0
[  116.170500][ T1057]  ? trace_hardirqs_off+0xd/0x30
[  116.170644][ T1057]  ? exc_page_fault+0xee/0x100
[  116.170784][ T1057]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.170958][ T1057] RIP: 0033:0x7f8e869ca08e
[  116.171108][ T1057] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.171647][ T1057] RSP: 002b:00007fffda8201e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.171864][ T1057] RAX: ffffffffffffffda RBX: 00007fffda820990 RCX: 00007f8e869ca08e
[  116.172071][ T1057] RDX: 0000000000000000 RSI: 00007fffda820290 RDI: 0000000000000005
[  116.172284][ T1057] RBP: 00007fffda8201f0 R08: 0000000000000000 R09: 0000000000000000
[  116.172503][ T1057] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.172716][ T1057] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffda820960
[  116.172930][ T1057]  </TASK>
[  116.173034][ T1057] irq event stamp: 25555
[  116.173145][ T1057] hardirqs last  enabled at (25565): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.173388][ T1057] hardirqs last disabled at (25572): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.173639][ T1057] softirqs last  enabled at (24794): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  116.173883][ T1057] softirqs last disabled at (23845): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  116.174130][ T1057] ---[ end trace 0000000000000000 ]---
[  116.174491][ T1057] ------------[ cut here ]------------
[  116.174652][ T1057] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1057
[  116.174921][ T1057] CPU: 3 UID: 0 PID: 1057 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.175198][ T1057] Tainted: [W]=WARN
[  116.175299][ T1057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.175468][ T1057] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.175673][ T1057] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.176158][ T1057] RSP: 0018:ffa0000002876f90 EFLAGS: 00010286
[  116.176329][ T1057] RAX: 00000000ffffffa6 RBX: ff11000015e03e00 RCX: 1ff400000050edb8
[  116.176532][ T1057] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e03eb8
[  116.176742][ T1057] RBP: ff11000016619000 R08: 1fe2200002bc07d8 R09: ff11000004ee0b80
[  116.176946][ T1057] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  116.177154][ T1057] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  116.177359][ T1057] FS:  00007f8e86790840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  116.177602][ T1057] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.177771][ T1057] CR2: 00007f8e86989460 CR3: 0000000013dcf001 CR4: 0000000000771ef0
[  116.177974][ T1057] PKRU: 55555554
[  116.178075][ T1057] Call Trace:
[  116.178179][ T1057]  <TASK>
[  116.178249][ T1057]  ? rcu_is_watching+0x15/0xd0
[  116.178383][ T1057]  rtnetlink_event+0xe0/0x1f0
[  116.178519][ T1057]  notifier_call_chain+0xb0/0x320
[  116.178664][ T1057]  __netdev_upper_dev_link+0x3a5/0x590
[  116.178800][ T1057]  ? netdev_wait_allrefs_any+0x570/0x570
[  116.178939][ T1057]  ? do_raw_spin_lock+0x131/0x280
[  116.179074][ T1057]  ? find_held_lock+0x2b/0x80
[  116.179213][ T1057]  netdev_master_upper_dev_link+0x86/0xb0
[  116.179349][ T1057]  ? netdev_upper_dev_link+0xb0/0xb0
[  116.179484][ T1057]  ? lockdep_rtnl_is_held+0x1a/0x20
[  116.179625][ T1057]  ? hsr_port_get_hsr+0x9c/0x150
[  116.179762][ T1057]  hsr_add_port+0x4eb/0xb60
[  116.179899][ T1057]  ? hsr_port_exists+0x60/0x60
[  116.180035][ T1057]  ? timer_init_key+0x10d/0x280
[  116.180180][ T1057]  hsr_dev_finalize+0x6e8/0xc00
[  116.180320][ T1057]  ? alloc_netdev_mqs+0xed0/0x1490
[  116.180457][ T1057]  hsr_newlink+0x3b0/0x980
[  116.180628][ T1057]  ? hsr_dellink+0x90/0x90
[  116.180772][ T1057]  ? rtnl_create_link+0x169/0xf20
[  116.180911][ T1057]  ? nla_strscpy+0xe3/0x180
[  116.181050][ T1057]  rtnl_newlink_create+0x2da/0x780
[  116.181193][ T1057]  ? rtnl_create_link+0xf20/0xf20
[  116.181330][ T1057]  ? __dev_get_by_name+0x12/0x50
[  116.181465][ T1057]  ? rtnl_dev_get+0xd7/0x170
[  116.181613][ T1057]  __rtnl_newlink+0x22b/0xa50
[  116.181753][ T1057]  rtnl_newlink+0x8d1/0xea0
[  116.181892][ T1057]  ? lock_acquire.part.0+0xbc/0x260
[  116.182029][ T1057]  ? __rtnl_newlink+0xa50/0xa50
[  116.182170][ T1057]  ? mark_usage+0x61/0x170
[  116.182309][ T1057]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.182446][ T1057]  ? __rtnl_newlink+0xa50/0xa50
[  116.182587][ T1057]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.182722][ T1057]  ? validate_chain+0x38b/0xc20
[  116.182857][ T1057]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.182992][ T1057]  ? __lock_acquire+0x508/0xc10
[  116.183138][ T1057]  ? lock_acquire.part.0+0xbc/0x260
[  116.183273][ T1057]  ? find_held_lock+0x2b/0x80
[  116.183412][ T1057]  netlink_rcv_skb+0x14e/0x3a0
[  116.183580][ T1057]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.183717][ T1057]  ? netlink_ack+0xcd0/0xcd0
[  116.183857][ T1057]  ? netlink_deliver_tap+0xc5/0x330
[  116.183995][ T1057]  ? netlink_deliver_tap+0x13c/0x330
[  116.184140][ T1057]  netlink_unicast+0x486/0x750
[  116.184280][ T1057]  ? netlink_attachskb+0x810/0x810
[  116.184419][ T1057]  ? __lock_acquire+0x508/0xc10
[  116.184595][ T1057]  netlink_sendmsg+0x735/0xc60
[  116.184736][ T1057]  ? netlink_unicast+0x750/0x750
[  116.184873][ T1057]  ? __might_fault+0x97/0x140
[  116.185026][ T1057]  ____sys_sendmsg+0x419/0x850
[  116.185169][ T1057]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.185322][ T1057]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.185492][ T1057]  ? move_addr_to_kernel+0x40/0x40
[  116.185645][ T1057]  ___sys_sendmsg+0x14e/0x1d0
[  116.185784][ T1057]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.185922][ T1057]  ? copy_msghdr_from_user+0x460/0x460
[  116.186066][ T1057]  ? lock_vma_under_rcu+0x159/0x410
[  116.186211][ T1057]  __sys_sendmsg+0x145/0x1f0
[  116.186349][ T1057]  ? __sys_sendmsg_sock+0x20/0x20
[  116.186489][ T1057]  ? rcu_is_watching+0x15/0xd0
[  116.186633][ T1057]  ? rcu_is_watching+0x15/0xd0
[  116.186798][ T1057]  do_syscall_64+0x117/0xfc0
[  116.186936][ T1057]  ? trace_hardirqs_off+0xd/0x30
[  116.187093][ T1057]  ? exc_page_fault+0xee/0x100
[  116.187247][ T1057]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.187415][ T1057] RIP: 0033:0x7f8e869ca08e
[  116.187567][ T1057] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.188074][ T1057] RSP: 002b:00007fffda8201e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.188281][ T1057] RAX: ffffffffffffffda RBX: 00007fffda820990 RCX: 00007f8e869ca08e
[  116.188487][ T1057] RDX: 0000000000000000 RSI: 00007fffda820290 RDI: 0000000000000005
[  116.188726][ T1057] RBP: 00007fffda8201f0 R08: 0000000000000000 R09: 0000000000000000
[  116.188928][ T1057] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.189137][ T1057] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffda820960
[  116.189351][ T1057]  </TASK>
[  116.189453][ T1057] irq event stamp: 26503
[  116.189582][ T1057] hardirqs last  enabled at (26511): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.189829][ T1057] hardirqs last disabled at (26518): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.190069][ T1057] softirqs last  enabled at (25706): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.190313][ T1057] softirqs last disabled at (25704): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.190562][ T1057] ---[ end trace 0000000000000000 ]---
[  116.190790][ T1057] ------------[ cut here ]------------
[  116.190924][ T1057] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1057
[  116.191202][ T1057] CPU: 3 UID: 0 PID: 1057 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.191480][ T1057] Tainted: [W]=WARN
[  116.191629][ T1057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.191826][ T1057] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.192009][ T1057] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.192505][ T1057] RSP: 0018:ffa0000002876f10 EFLAGS: 00010286
[  116.192703][ T1057] RAX: 00000000ffffffa6 RBX: ff11000015e02900 RCX: 1ff400000050eda8
[  116.192909][ T1057] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e029b8
[  116.193128][ T1057] RBP: ff1100000f654000 R08: 1fe2200002bc0538 R09: ff11000004ee0b80
[  116.193342][ T1057] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  116.193605][ T1057] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  116.193814][ T1057] FS:  00007f8e86790840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  116.194083][ T1057] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.194287][ T1057] CR2: 00007f8e86989460 CR3: 0000000013dcf001 CR4: 0000000000771ef0
[  116.194500][ T1057] PKRU: 55555554
[  116.194608][ T1057] Call Trace:
[  116.194713][ T1057]  <TASK>
[  116.194784][ T1057]  ? rcu_is_watching+0x15/0xd0
[  116.194943][ T1057]  rtnetlink_event+0xe0/0x1f0
[  116.195107][ T1057]  notifier_call_chain+0xb0/0x320
[  116.195273][ T1057]  netif_set_mtu_ext+0x354/0x5f0
[  116.195419][ T1057]  ? dev_validate_mtu+0x180/0x180
[  116.195567][ T1057]  ? __netdev_update_features+0x4b0/0xdf0
[  116.195709][ T1057]  netif_set_mtu+0x85/0xe0
[  116.195882][ T1057]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  116.196026][ T1057]  dev_set_mtu+0x9d/0x150
[  116.196139][ T1057]  ? dev_disable_lro+0x95/0x140
[  116.196279][ T1057]  hsr_add_port+0x6e3/0xb60
[  116.196420][ T1057]  ? hsr_port_exists+0x60/0x60
[  116.196568][ T1057]  ? timer_init_key+0x10d/0x280
[  116.196708][ T1057]  hsr_dev_finalize+0x6e8/0xc00
[  116.196846][ T1057]  ? alloc_netdev_mqs+0xed0/0x1490
[  116.196984][ T1057]  hsr_newlink+0x3b0/0x980
[  116.197128][ T1057]  ? hsr_dellink+0x90/0x90
[  116.197269][ T1057]  ? rtnl_create_link+0x169/0xf20
[  116.197407][ T1057]  ? nla_strscpy+0xe3/0x180
[  116.197551][ T1057]  rtnl_newlink_create+0x2da/0x780
[  116.197692][ T1057]  ? rtnl_create_link+0xf20/0xf20
[  116.197831][ T1057]  ? __dev_get_by_name+0x12/0x50
[  116.197970][ T1057]  ? rtnl_dev_get+0xd7/0x170
[  116.198117][ T1057]  __rtnl_newlink+0x22b/0xa50
[  116.198259][ T1057]  rtnl_newlink+0x8d1/0xea0
[  116.198399][ T1057]  ? lock_acquire.part.0+0xbc/0x260
[  116.198547][ T1057]  ? __rtnl_newlink+0xa50/0xa50
[  116.198687][ T1057]  ? mark_usage+0x61/0x170
[  116.198831][ T1057]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.198970][ T1057]  ? __rtnl_newlink+0xa50/0xa50
[  116.199112][ T1057]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.199251][ T1057]  ? validate_chain+0x38b/0xc20
[  116.199390][ T1057]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.199527][ T1057]  ? __lock_acquire+0x508/0xc10
[  116.199672][ T1057]  ? lock_acquire.part.0+0xbc/0x260
[  116.199811][ T1057]  ? find_held_lock+0x2b/0x80
[  116.199949][ T1057]  netlink_rcv_skb+0x14e/0x3a0
[  116.200087][ T1057]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.200231][ T1057]  ? netlink_ack+0xcd0/0xcd0
[  116.200372][ T1057]  ? netlink_deliver_tap+0xc5/0x330
[  116.200510][ T1057]  ? netlink_deliver_tap+0x13c/0x330
[  116.200653][ T1057]  netlink_unicast+0x486/0x750
[  116.200791][ T1057]  ? netlink_attachskb+0x810/0x810
[  116.200931][ T1057]  ? __lock_acquire+0x508/0xc10
[  116.201069][ T1057]  netlink_sendmsg+0x735/0xc60
[  116.201214][ T1057]  ? netlink_unicast+0x750/0x750
[  116.201353][ T1057]  ? __might_fault+0x97/0x140
[  116.201493][ T1057]  ____sys_sendmsg+0x419/0x850
[  116.201637][ T1057]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.201775][ T1057]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.201947][ T1057]  ? move_addr_to_kernel+0x40/0x40
[  116.202088][ T1057]  ___sys_sendmsg+0x14e/0x1d0
[  116.202232][ T1057]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.202370][ T1057]  ? copy_msghdr_from_user+0x460/0x460
[  116.202516][ T1057]  ? lock_vma_under_rcu+0x159/0x410
[  116.202661][ T1057]  __sys_sendmsg+0x145/0x1f0
[  116.202816][ T1057]  ? __sys_sendmsg_sock+0x20/0x20
[  116.202959][ T1057]  ? rcu_is_watching+0x15/0xd0
[  116.203102][ T1057]  ? rcu_is_watching+0x15/0xd0
[  116.203242][ T1057]  do_syscall_64+0x117/0xfc0
[  116.203380][ T1057]  ? trace_hardirqs_off+0xd/0x30
[  116.203518][ T1057]  ? exc_page_fault+0xee/0x100
[  116.203663][ T1057]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.203833][ T1057] RIP: 0033:0x7f8e869ca08e
[  116.203976][ T1057] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.204473][ T1057] RSP: 002b:00007fffda8201e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.204687][ T1057] RAX: ffffffffffffffda RBX: 00007fffda820990 RCX: 00007f8e869ca08e
[  116.204893][ T1057] RDX: 0000000000000000 RSI: 00007fffda820290 RDI: 0000000000000005
[  116.205105][ T1057] RBP: 00007fffda8201f0 R08: 0000000000000000 R09: 0000000000000000
[  116.205312][ T1057] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.205517][ T1057] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffda820960
[  116.205729][ T1057]  </TASK>
[  116.205833][ T1057] irq event stamp: 27371
[  116.205936][ T1057] hardirqs last  enabled at (27379): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.206179][ T1057] hardirqs last disabled at (27388): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.206418][ T1057] softirqs last  enabled at (26586): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.206661][ T1057] softirqs last disabled at (26584): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.206899][ T1057] ---[ end trace 0000000000000000 ]---
[  116.214428][ T1057] vethB: entered promiscuous mode
[  116.214626][ T1057] ------------[ cut here ]------------
[  116.214763][ T1057] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1057
[  116.215034][ T1057] CPU: 3 UID: 0 PID: 1057 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.215317][ T1057] Tainted: [W]=WARN
[  116.215423][ T1057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.215602][ T1057] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.215780][ T1057] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.216277][ T1057] RSP: 0018:ffa0000002876fb0 EFLAGS: 00010286
[  116.216450][ T1057] RAX: 00000000ffffffa6 RBX: ff11000015f61c40 RCX: 1ff400000050edbc
[  116.216663][ T1057] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f61cf8
[  116.216870][ T1057] RBP: ff110000166c4000 R08: 1fe2200002bec3a0 R09: ff11000004ee0b80
[  116.217076][ T1057] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[  116.217288][ T1057] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000166c4000
[  116.217496][ T1057] FS:  00007f8e86790840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  116.217744][ T1057] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.217918][ T1057] CR2: 00007f8e86989460 CR3: 0000000013dcf001 CR4: 0000000000771ef0
[  116.218130][ T1057] PKRU: 55555554
[  116.218234][ T1057] Call Trace:
[  116.218338][ T1057]  <TASK>
[  116.218410][ T1057]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  116.218553][ T1057]  ? netlink_sendmsg+0x735/0xc60
[  116.218693][ T1057]  rtmsg_ifinfo+0x5c/0xb0
[  116.218798][ T1057]  __dev_notify_flags+0x1b8/0x280
[  116.218937][ T1057]  ? netdev_info+0xe2/0x116
[  116.219077][ T1057]  ? netdev_notice+0x120/0x120
[  116.219223][ T1057]  ? netif_change_name+0x8c0/0x8c0
[  116.219366][ T1057]  __dev_set_promiscuity+0x194/0x230
[  116.219506][ T1057]  netif_set_promiscuity+0x4c/0xc0
[  116.219649][ T1057]  dev_set_promiscuity+0x9d/0x150
[  116.219788][ T1057]  hsr_add_port+0x48c/0xb60
[  116.219927][ T1057]  ? hsr_port_exists+0x60/0x60
[  116.220067][ T1057]  ? timer_init_key+0x10d/0x280
[  116.220212][ T1057]  hsr_dev_finalize+0x727/0xc00
[  116.220353][ T1057]  ? alloc_netdev_mqs+0xed0/0x1490
[  116.220491][ T1057]  hsr_newlink+0x3b0/0x980
[  116.220636][ T1057]  ? hsr_dellink+0x90/0x90
[  116.220776][ T1057]  ? rtnl_create_link+0x169/0xf20
[  116.220914][ T1057]  ? nla_strscpy+0xe3/0x180
[  116.221054][ T1057]  rtnl_newlink_create+0x2da/0x780
[  116.221200][ T1057]  ? rtnl_create_link+0xf20/0xf20
[  116.221339][ T1057]  ? __dev_get_by_name+0x12/0x50
[  116.221477][ T1057]  ? rtnl_dev_get+0xd7/0x170
[  116.221627][ T1057]  __rtnl_newlink+0x22b/0xa50
[  116.221770][ T1057]  rtnl_newlink+0x8d1/0xea0
[  116.221911][ T1057]  ? lock_acquire.part.0+0xbc/0x260
[  116.222049][ T1057]  ? __rtnl_newlink+0xa50/0xa50
[  116.222193][ T1057]  ? mark_usage+0x61/0x170
[  116.222336][ T1057]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.222476][ T1057]  ? __rtnl_newlink+0xa50/0xa50
[  116.222623][ T1057]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.222762][ T1057]  ? validate_chain+0x38b/0xc20
[  116.222902][ T1057]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.223039][ T1057]  ? __lock_acquire+0x508/0xc10
[  116.223182][ T1057]  ? lock_acquire.part.0+0xbc/0x260
[  116.223321][ T1057]  ? find_held_lock+0x2b/0x80
[  116.223461][ T1057]  netlink_rcv_skb+0x14e/0x3a0
[  116.223607][ T1057]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.223745][ T1057]  ? netlink_ack+0xcd0/0xcd0
[  116.223888][ T1057]  ? netlink_deliver_tap+0xc5/0x330
[  116.224026][ T1057]  ? netlink_deliver_tap+0x13c/0x330
[  116.224173][ T1057]  netlink_unicast+0x486/0x750
[  116.224314][ T1057]  ? netlink_attachskb+0x810/0x810
[  116.224454][ T1057]  ? __lock_acquire+0x508/0xc10
[  116.224601][ T1057]  netlink_sendmsg+0x735/0xc60
[  116.224741][ T1057]  ? netlink_unicast+0x750/0x750
[  116.224881][ T1057]  ? __might_fault+0x97/0x140
[  116.225022][ T1057]  ____sys_sendmsg+0x419/0x850
[  116.225168][ T1057]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.225308][ T1057]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.225480][ T1057]  ? move_addr_to_kernel+0x40/0x40
[  116.225659][ T1057]  ___sys_sendmsg+0x14e/0x1d0
[  116.225803][ T1057]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.225943][ T1057]  ? copy_msghdr_from_user+0x460/0x460
[  116.226090][ T1057]  ? lock_vma_under_rcu+0x159/0x410
[  116.226240][ T1057]  __sys_sendmsg+0x145/0x1f0
[  116.226379][ T1057]  ? __sys_sendmsg_sock+0x20/0x20
[  116.226533][ T1057]  ? rcu_is_watching+0x15/0xd0
[  116.226690][ T1057]  ? rcu_is_watching+0x15/0xd0
[  116.226855][ T1057]  do_syscall_64+0x117/0xfc0
[  116.227003][ T1057]  ? trace_hardirqs_off+0xd/0x30
[  116.227146][ T1057]  ? exc_page_fault+0xee/0x100
[  116.227289][ T1057]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.227460][ T1057] RIP: 0033:0x7f8e869ca08e
[  116.227609][ T1057] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.228107][ T1057] RSP: 002b:00007fffda8201e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.228319][ T1057] RAX: ffffffffffffffda RBX: 00007fffda820990 RCX: 00007f8e869ca08e
[  116.228527][ T1057] RDX: 0000000000000000 RSI: 00007fffda820290 RDI: 0000000000000005
[  116.228740][ T1057] RBP: 00007fffda8201f0 R08: 0000000000000000 R09: 0000000000000000
[  116.228947][ T1057] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.229158][ T1057] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffda820960
[  116.229371][ T1057]  </TASK>
[  116.229474][ T1057] irq event stamp: 36081
[  116.229585][ T1057] hardirqs last  enabled at (36089): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.229826][ T1057] hardirqs last disabled at (36096): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.230064][ T1057] softirqs last  enabled at (35296): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.230309][ T1057] softirqs last disabled at (35294): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.230554][ T1057] ---[ end trace 0000000000000000 ]---
[  116.230908][ T1057] ------------[ cut here ]------------
[  116.231040][ T1057] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1057
[  116.231305][ T1057] CPU: 3 UID: 0 PID: 1057 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.231580][ T1057] Tainted: [W]=WARN
[  116.231681][ T1057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.231848][ T1057] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.232021][ T1057] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.232504][ T1057] RSP: 0018:ffa0000002876f90 EFLAGS: 00010286
[  116.232675][ T1057] RAX: 00000000ffffffa6 RBX: ff11000015f61e00 RCX: 1ff400000050edb8
[  116.232874][ T1057] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f61eb8
[  116.233073][ T1057] RBP: ff110000166c4000 R08: 1fe2200002bec3d8 R09: ff11000004ee0b80
[  116.233277][ T1057] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  116.233479][ T1057] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  116.233689][ T1057] FS:  00007f8e86790840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  116.233923][ T1057] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.234090][ T1057] CR2: 00007f8e86989460 CR3: 0000000013dcf001 CR4: 0000000000771ef0
[  116.234299][ T1057] PKRU: 55555554
[  116.234400][ T1057] Call Trace:
[  116.234499][ T1057]  <TASK>
[  116.234572][ T1057]  ? rcu_is_watching+0x15/0xd0
[  116.234705][ T1057]  rtnetlink_event+0xe0/0x1f0
[  116.234839][ T1057]  notifier_call_chain+0xb0/0x320
[  116.234976][ T1057]  __netdev_upper_dev_link+0x3a5/0x590
[  116.235114][ T1057]  ? netdev_wait_allrefs_any+0x570/0x570
[  116.235251][ T1057]  ? do_raw_spin_lock+0x131/0x280
[  116.235386][ T1057]  ? find_held_lock+0x2b/0x80
[  116.235522][ T1057]  netdev_master_upper_dev_link+0x86/0xb0
[  116.235663][ T1057]  ? netdev_upper_dev_link+0xb0/0xb0
[  116.235799][ T1057]  ? lockdep_rtnl_is_held+0x1a/0x20
[  116.235936][ T1057]  ? hsr_port_get_hsr+0x9c/0x150
[  116.236070][ T1057]  hsr_add_port+0x4eb/0xb60
[  116.236212][ T1057]  ? hsr_port_exists+0x60/0x60
[  116.236349][ T1057]  ? timer_init_key+0x10d/0x280
[  116.236487][ T1057]  hsr_dev_finalize+0x727/0xc00
[  116.236629][ T1057]  ? alloc_netdev_mqs+0xed0/0x1490
[  116.236764][ T1057]  hsr_newlink+0x3b0/0x980
[  116.236899][ T1057]  ? hsr_dellink+0x90/0x90
[  116.237034][ T1057]  ? rtnl_create_link+0x169/0xf20
[  116.237173][ T1057]  ? nla_strscpy+0xe3/0x180
[  116.237309][ T1057]  rtnl_newlink_create+0x2da/0x780
[  116.237447][ T1057]  ? rtnl_create_link+0xf20/0xf20
[  116.237601][ T1057]  ? __dev_get_by_name+0x12/0x50
[  116.237741][ T1057]  ? rtnl_dev_get+0xd7/0x170
[  116.237881][ T1057]  __rtnl_newlink+0x22b/0xa50
[  116.238019][ T1057]  rtnl_newlink+0x8d1/0xea0
[  116.238160][ T1057]  ? lock_acquire.part.0+0xbc/0x260
[  116.238294][ T1057]  ? __rtnl_newlink+0xa50/0xa50
[  116.238428][ T1057]  ? mark_usage+0x61/0x170
[  116.238575][ T1057]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.238712][ T1057]  ? __rtnl_newlink+0xa50/0xa50
[  116.238847][ T1057]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.238981][ T1057]  ? validate_chain+0x38b/0xc20
[  116.239120][ T1057]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.239255][ T1057]  ? __lock_acquire+0x508/0xc10
[  116.239390][ T1057]  ? lock_acquire.part.0+0xbc/0x260
[  116.239525][ T1057]  ? find_held_lock+0x2b/0x80
[  116.239667][ T1057]  netlink_rcv_skb+0x14e/0x3a0
[  116.239802][ T1057]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.239937][ T1057]  ? netlink_ack+0xcd0/0xcd0
[  116.240075][ T1057]  ? netlink_deliver_tap+0xc5/0x330
[  116.240211][ T1057]  ? netlink_deliver_tap+0x13c/0x330
[  116.240347][ T1057]  netlink_unicast+0x486/0x750
[  116.240484][ T1057]  ? netlink_attachskb+0x810/0x810
[  116.240627][ T1057]  ? __lock_acquire+0x508/0xc10
[  116.240763][ T1057]  netlink_sendmsg+0x735/0xc60
[  116.240899][ T1057]  ? netlink_unicast+0x750/0x750
[  116.241036][ T1057]  ? __might_fault+0x97/0x140
[  116.241178][ T1057]  ____sys_sendmsg+0x419/0x850
[  116.241313][ T1057]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.241448][ T1057]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.241623][ T1057]  ? move_addr_to_kernel+0x40/0x40
[  116.241760][ T1057]  ___sys_sendmsg+0x14e/0x1d0
[  116.241893][ T1057]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.242029][ T1057]  ? copy_msghdr_from_user+0x460/0x460
[  116.242177][ T1057]  ? lock_vma_under_rcu+0x159/0x410
[  116.242315][ T1057]  __sys_sendmsg+0x145/0x1f0
[  116.242450][ T1057]  ? __sys_sendmsg_sock+0x20/0x20
[  116.242594][ T1057]  ? rcu_is_watching+0x15/0xd0
[  116.242730][ T1057]  ? rcu_is_watching+0x15/0xd0
[  116.242866][ T1057]  do_syscall_64+0x117/0xfc0
[  116.243001][ T1057]  ? trace_hardirqs_off+0xd/0x30
[  116.243141][ T1057]  ? exc_page_fault+0xee/0x100
[  116.243277][ T1057]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.243444][ T1057] RIP: 0033:0x7f8e869ca08e
[  116.243589][ T1057] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.244069][ T1057] RSP: 002b:00007fffda8201e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.244279][ T1057] RAX: ffffffffffffffda RBX: 00007fffda820990 RCX: 00007f8e869ca08e
[  116.244481][ T1057] RDX: 0000000000000000 RSI: 00007fffda820290 RDI: 0000000000000005
[  116.244700][ T1057] RBP: 00007fffda8201f0 R08: 0000000000000000 R09: 0000000000000000
[  116.244903][ T1057] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.245108][ T1057] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffda820960
[  116.245317][ T1057]  </TASK>
[  116.245419][ T1057] irq event stamp: 37023
[  116.245524][ T1057] hardirqs last  enabled at (37031): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.245765][ T1057] hardirqs last disabled at (37038): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.245999][ T1057] softirqs last  enabled at (36230): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.246242][ T1057] softirqs last disabled at (36228): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.246479][ T1057] ---[ end trace 0000000000000000 ]---
[  116.246697][ T1057] ------------[ cut here ]------------
[  116.246824][ T1057] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1057
[  116.247080][ T1057] CPU: 3 UID: 0 PID: 1057 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.247351][ T1057] Tainted: [W]=WARN
[  116.247450][ T1057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.247637][ T1057] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.247806][ T1057] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.248279][ T1057] RSP: 0018:ffa0000002877160 EFLAGS: 00010286
[  116.248444][ T1057] RAX: 00000000ffffffa6 RBX: ff11000015f61380 RCX: 1ff400000050edf2
[  116.248651][ T1057] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f61438
[  116.248857][ T1057] RBP: ff110000166c4000 R08: 1fe2200002bec288 R09: ff11000004ee0b80
[  116.249064][ T1057] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  116.249270][ T1057] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  116.249467][ T1057] FS:  00007f8e86790840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  116.249719][ T1057] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.249894][ T1057] CR2: 00007f8e86989460 CR3: 0000000013dcf001 CR4: 0000000000771ef0
[  116.250092][ T1057] PKRU: 55555554
[  116.250197][ T1057] Call Trace:
[  116.250296][ T1057]  <TASK>
[  116.250362][ T1057]  ? rcu_is_watching+0x15/0xd0
[  116.250493][ T1057]  rtnetlink_event+0xe0/0x1f0
[  116.250651][ T1057]  notifier_call_chain+0xb0/0x320
[  116.250786][ T1057]  call_netdevice_notifiers+0x70/0xa0
[  116.250917][ T1057]  ? __dev_open+0x610/0x610
[  116.251072][ T1057]  hsr_dev_finalize+0x9ef/0xc00
[  116.251211][ T1057]  ? alloc_netdev_mqs+0xed0/0x1490
[  116.251342][ T1057]  hsr_newlink+0x3b0/0x980
[  116.251473][ T1057]  ? hsr_dellink+0x90/0x90
[  116.251612][ T1057]  ? rtnl_create_link+0x169/0xf20
[  116.251764][ T1057]  ? nla_strscpy+0xe3/0x180
[  116.251897][ T1057]  rtnl_newlink_create+0x2da/0x780
[  116.252031][ T1057]  ? rtnl_create_link+0xf20/0xf20
[  116.252170][ T1057]  ? __dev_get_by_name+0x12/0x50
[  116.252302][ T1057]  ? rtnl_dev_get+0xd7/0x170
[  116.252439][ T1057]  __rtnl_newlink+0x22b/0xa50
[  116.252582][ T1057]  rtnl_newlink+0x8d1/0xea0
[  116.252722][ T1057]  ? lock_acquire.part.0+0xbc/0x260
[  116.252854][ T1057]  ? __rtnl_newlink+0xa50/0xa50
[  116.252985][ T1057]  ? mark_usage+0x61/0x170
[  116.253125][ T1057]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.253260][ T1057]  ? __rtnl_newlink+0xa50/0xa50
[  116.253392][ T1057]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.253524][ T1057]  ? validate_chain+0x38b/0xc20
[  116.253659][ T1057]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.253791][ T1057]  ? __lock_acquire+0x508/0xc10
[  116.253925][ T1057]  ? lock_acquire.part.0+0xbc/0x260
[  116.254056][ T1057]  ? find_held_lock+0x2b/0x80
[  116.254193][ T1057]  netlink_rcv_skb+0x14e/0x3a0
[  116.254326][ T1057]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.254458][ T1057]  ? netlink_ack+0xcd0/0xcd0
[  116.254602][ T1057]  ? netlink_deliver_tap+0xc5/0x330
[  116.254733][ T1057]  ? netlink_deliver_tap+0x13c/0x330
[  116.254866][ T1057]  netlink_unicast+0x486/0x750
[  116.254999][ T1057]  ? netlink_attachskb+0x810/0x810
[  116.255135][ T1057]  ? __lock_acquire+0x508/0xc10
[  116.255272][ T1057]  netlink_sendmsg+0x735/0xc60
[  116.255405][ T1057]  ? netlink_unicast+0x750/0x750
[  116.255542][ T1057]  ? __might_fault+0x97/0x140
[  116.255675][ T1057]  ____sys_sendmsg+0x419/0x850
[  116.255808][ T1057]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.255941][ T1057]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.256199][ T1057]  ? move_addr_to_kernel+0x40/0x40
[  116.256336][ T1057]  ___sys_sendmsg+0x14e/0x1d0
[  116.256468][ T1057]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.256603][ T1057]  ? copy_msghdr_from_user+0x460/0x460
[  116.256832][ T1057]  ? lock_vma_under_rcu+0x159/0x410
[  116.256966][ T1057]  __sys_sendmsg+0x145/0x1f0
[  116.257103][ T1057]  ? __sys_sendmsg_sock+0x20/0x20
[  116.257238][ T1057]  ? rcu_is_watching+0x15/0xd0
[  116.257459][ T1057]  ? rcu_is_watching+0x15/0xd0
[  116.257597][ T1057]  do_syscall_64+0x117/0xfc0
[  116.257727][ T1057]  ? trace_hardirqs_off+0xd/0x30
[  116.257860][ T1057]  ? exc_page_fault+0xee/0x100
[  116.258081][ T1057]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.258249][ T1057] RIP: 0033:0x7f8e869ca08e
[  116.258384][ T1057] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.258953][ T1057] RSP: 002b:00007fffda8201e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.259154][ T1057] RAX: ffffffffffffffda RBX: 00007fffda820990 RCX: 00007f8e869ca08e
[  116.259440][ T1057] RDX: 0000000000000000 RSI: 00007fffda820290 RDI: 0000000000000005
[  116.259640][ T1057] RBP: 00007fffda8201f0 R08: 0000000000000000 R09: 0000000000000000
[  116.259925][ T1057] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.260126][ T1057] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffda820960
[  116.260341][ T1057]  </TASK>
[  116.260441][ T1057] irq event stamp: 37825
[  116.260646][ T1057] hardirqs last  enabled at (37833): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.260882][ T1057] hardirqs last disabled at (37840): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.261199][ T1057] softirqs last  enabled at (37106): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.261428][ T1057] softirqs last disabled at (37104): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.261682][ T1057] ---[ end trace 0000000000000000 ]---
[  116.262076][ T1057] ------------[ cut here ]------------
[  116.262206][ T1057] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1057
[  116.262550][ T1057] CPU: 3 UID: 0 PID: 1057 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.262812][ T1057] Tainted: [W]=WARN
[  116.262912][ T1057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.263169][ T1057] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.263339][ T1057] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.263903][ T1057] RSP: 0018:ffa00000028771a0 EFLAGS: 00010286
[  116.264069][ T1057] RAX: 00000000ffffffa6 RBX: ff11000015f61700 RCX: 1ff400000050edfa
[  116.264357][ T1057] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015f617b8
[  116.264559][ T1057] RBP: ff1100000f654000 R08: 1fe2200002bec2f8 R09: ff11000004ee0b80
[  116.264755][ T1057] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  116.265040][ T1057] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  116.265243][ T1057] FS:  00007f8e86790840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  116.265472][ T1057] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.265734][ T1057] CR2: 00007f8e86989460 CR3: 0000000013dcf001 CR4: 0000000000771ef0
[  116.265931][ T1057] PKRU: 55555554
[  116.266029][ T1057] Call Trace:
[  116.266132][ T1057]  <TASK>
[  116.266201][ T1057]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  116.266334][ T1057]  rtmsg_ifinfo+0x5c/0xb0
[  116.266435][ T1057]  __dev_notify_flags+0x1b8/0x280
[  116.266573][ T1057]  ? netif_change_name+0x8c0/0x8c0
[  116.266794][ T1057]  ? hsr_dev_finalize+0x925/0xc00
[  116.266927][ T1057]  ? alloc_netdev_mqs+0xed0/0x1490
[  116.267058][ T1057]  ? hsr_newlink+0x3b0/0x980
[  116.267198][ T1057]  ? hsr_dellink+0x90/0x90
[  116.267415][ T1057]  rtnl_configure_link+0x1ac/0x390
[  116.267551][ T1057]  ? nla_strscpy+0xe3/0x180
[  116.267683][ T1057]  rtnl_newlink_create+0x353/0x780
[  116.267815][ T1057]  ? rtnl_create_link+0xf20/0xf20
[  116.268035][ T1057]  ? __dev_get_by_name+0x12/0x50
[  116.268171][ T1057]  ? rtnl_dev_get+0xd7/0x170
[  116.268309][ T1057]  __rtnl_newlink+0x22b/0xa50
[  116.268442][ T1057]  rtnl_newlink+0x8d1/0xea0
[  116.268665][ T1057]  ? lock_acquire.part.0+0xbc/0x260
[  116.268797][ T1057]  ? __rtnl_newlink+0xa50/0xa50
[  116.268927][ T1057]  ? mark_usage+0x61/0x170
[  116.269060][ T1057]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.269285][ T1057]  ? __rtnl_newlink+0xa50/0xa50
[  116.269417][ T1057]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.269555][ T1057]  ? validate_chain+0x38b/0xc20
[  116.269685][ T1057]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.269901][ T1057]  ? __lock_acquire+0x508/0xc10
[  116.270033][ T1057]  ? lock_acquire.part.0+0xbc/0x260
[  116.270168][ T1057]  ? find_held_lock+0x2b/0x80
[  116.270299][ T1057]  netlink_rcv_skb+0x14e/0x3a0
[  116.270516][ T1057]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.270653][ T1057]  ? netlink_ack+0xcd0/0xcd0
[  116.270784][ T1057]  ? netlink_deliver_tap+0xc5/0x330
[  116.270914][ T1057]  ? netlink_deliver_tap+0x13c/0x330
[  116.271137][ T1057]  netlink_unicast+0x486/0x750
[  116.271269][ T1057]  ? netlink_attachskb+0x810/0x810
[  116.271401][ T1057]  ? __lock_acquire+0x508/0xc10
[  116.271532][ T1057]  netlink_sendmsg+0x735/0xc60
[  116.271753][ T1057]  ? netlink_unicast+0x750/0x750
[  116.271887][ T1057]  ? __might_fault+0x97/0x140
[  116.272020][ T1057]  ____sys_sendmsg+0x419/0x850
[  116.272155][ T1057]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.272373][ T1057]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.272538][ T1057]  ? move_addr_to_kernel+0x40/0x40
[  116.272672][ T1057]  ___sys_sendmsg+0x14e/0x1d0
[  116.272804][ T1057]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.273024][ T1057]  ? copy_msghdr_from_user+0x460/0x460
[  116.273167][ T1057]  ? lock_vma_under_rcu+0x159/0x410
[  116.273300][ T1057]  __sys_sendmsg+0x145/0x1f0
[  116.273431][ T1057]  ? __sys_sendmsg_sock+0x20/0x20
[  116.273657][ T1057]  ? rcu_is_watching+0x15/0xd0
[  116.273788][ T1057]  ? rcu_is_watching+0x15/0xd0
[  116.273919][ T1057]  do_syscall_64+0x117/0xfc0
[  116.274049][ T1057]  ? trace_hardirqs_off+0xd/0x30
[  116.274184][ T1057]  ? exc_page_fault+0xee/0x100
[  116.274314][ T1057]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.274475][ T1057] RIP: 0033:0x7f8e869ca08e
[  116.274616][ T1057] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.275175][ T1057] RSP: 002b:00007fffda8201e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.275460][ T1057] RAX: ffffffffffffffda RBX: 00007fffda820990 RCX: 00007f8e869ca08e
[  116.275659][ T1057] RDX: 0000000000000000 RSI: 00007fffda820290 RDI: 0000000000000005
[  116.275853][ T1057] RBP: 00007fffda8201f0 R08: 0000000000000000 R09: 0000000000000000
[  116.276143][ T1057] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.276339][ T1057] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffda820960
[  116.276632][ T1057]  </TASK>
[  116.276729][ T1057] irq event stamp: 38697
[  116.276827][ T1057] hardirqs last  enabled at (38705): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.277053][ T1057] hardirqs last disabled at (38712): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.277283][ T1057] softirqs last  enabled at (38222): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  116.277508][ T1057] softirqs last disabled at (38217): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  116.277824][ T1057] ---[ end trace 0000000000000000 ]---
[  116.361842][ T1060] ------------[ cut here ]------------
[  116.362002][ T1060] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1060
[  116.362274][ T1060] CPU: 3 UID: 0 PID: 1060 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.362542][ T1060] Tainted: [W]=WARN
[  116.362642][ T1060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.362804][ T1060] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.362971][ T1060] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.363441][ T1060] RSP: 0018:ffa0000002897020 EFLAGS: 00010286
[  116.363614][ T1060] RAX: 00000000ffffffa6 RBX: ff11000015a89e00 RCX: 1ff4000000512dca
[  116.363806][ T1060] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89eb8
[  116.363996][ T1060] RBP: ff11000015aac000 R08: 1fe2200002b513d8 R09: ff11000016040b58
[  116.364197][ T1060] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  116.364390][ T1060] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015aacce1
[  116.364600][ T1060] FS:  00007f808456c840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  116.364828][ T1060] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.364989][ T1060] CR2: 0000000016e90988 CR3: 0000000013e14003 CR4: 0000000000771ef0
[  116.365188][ T1060] PKRU: 55555554
[  116.365285][ T1060] Call Trace:
[  116.365381][ T1060]  <TASK>
[  116.365447][ T1060]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  116.365581][ T1060]  rtmsg_ifinfo+0x5c/0xb0
[  116.365678][ T1060]  ? mark_held_locks+0x40/0x70
[  116.365806][ T1060]  __dev_notify_flags+0x1b8/0x280
[  116.365936][ T1060]  ? netif_change_name+0x8c0/0x8c0
[  116.366066][ T1060]  ? __dev_change_flags+0x4a4/0x660
[  116.366746][ T1060]  ? netif_set_allmulti+0x250/0x250
[  116.366877][ T1060]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.367006][ T1060]  ? is_bpf_text_address+0x68/0x110
[  116.367144][ T1060]  netif_change_flags+0xfe/0x190
[  116.367272][ T1060]  do_setlink.isra.0+0x1cc3/0x2750
[  116.367402][ T1060]  ? rtnl_link_get_size+0x350/0x350
[  116.367530][ T1060]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  116.367696][ T1060]  ? rcu_read_lock_any_held+0x3c/0x90
[  116.367822][ T1060]  ? validate_chain+0x38b/0xc20
[  116.367949][ T1060]  ? rcu_read_lock_any_held+0x66/0x90
[  116.368076][ T1060]  ? stack_depot_save_flags+0x367/0x770
[  116.368210][ T1060]  ? __lock_acquire+0x508/0xc10
[  116.368341][ T1060]  ? lock_acquire.part.0+0xbc/0x260
[  116.368474][ T1060]  ? rtnl_newlink+0x883/0xea0
[  116.368610][ T1060]  ? rcu_is_watching+0x15/0xd0
[  116.368761][ T1060]  ? lock_acquire+0x134/0x160
[  116.368893][ T1060]  ? rcu_is_watching+0x15/0xd0
[  116.369023][ T1060]  ? rcu_is_watching+0x15/0xd0
[  116.369157][ T1060]  ? trace_contention_end+0xb3/0x1a0
[  116.369285][ T1060]  ? __mutex_lock+0x1db/0x2010
[  116.369413][ T1060]  ? __mutex_lock+0x9b2/0x2010
[  116.369547][ T1060]  ? rtnl_newlink+0x883/0xea0
[  116.369676][ T1060]  ? ww_mutex_lock+0x160/0x160
[  116.369806][ T1060]  ? __rtnl_newlink+0x3fa/0xa50
[  116.369936][ T1060]  rtnl_newlink+0x8d1/0xea0
[  116.370066][ T1060]  ? lock_acquire.part.0+0xbc/0x260
[  116.370207][ T1060]  ? __rtnl_newlink+0xa50/0xa50
[  116.370337][ T1060]  ? mark_usage+0x61/0x170
[  116.370471][ T1060]  ? lock_acquire.part.0+0xbc/0x260
[  116.370613][ T1060]  ? find_held_lock+0x2b/0x80
[  116.370742][ T1060]  ? __rtnl_newlink+0xa50/0xa50
[  116.370871][ T1060]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.371002][ T1060]  ? __rtnl_newlink+0xa50/0xa50
[  116.371139][ T1060]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.371273][ T1060]  ? validate_chain+0x38b/0xc20
[  116.371403][ T1060]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.371568][ T1060]  ? __lock_acquire+0x508/0xc10
[  116.371701][ T1060]  ? lock_acquire.part.0+0xbc/0x260
[  116.371831][ T1060]  ? find_held_lock+0x2b/0x80
[  116.371961][ T1060]  netlink_rcv_skb+0x14e/0x3a0
[  116.372089][ T1060]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.372224][ T1060]  ? netlink_ack+0xcd0/0xcd0
[  116.372355][ T1060]  ? netlink_deliver_tap+0xc5/0x330
[  116.372483][ T1060]  ? netlink_deliver_tap+0x13c/0x330
[  116.372622][ T1060]  netlink_unicast+0x486/0x750
[  116.372751][ T1060]  ? netlink_attachskb+0x810/0x810
[  116.372884][ T1060]  ? __lock_acquire+0x508/0xc10
[  116.373015][ T1060]  netlink_sendmsg+0x735/0xc60
[  116.373149][ T1060]  ? netlink_unicast+0x750/0x750
[  116.373281][ T1060]  ? __might_fault+0x97/0x140
[  116.373412][ T1060]  ____sys_sendmsg+0x419/0x850
[  116.373544][ T1060]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.373678][ T1060]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.373842][ T1060]  ? move_addr_to_kernel+0x40/0x40
[  116.373971][ T1060]  ? stack_depot_save_flags+0x367/0x770
[  116.374102][ T1060]  ? validate_chain+0x38b/0xc20
[  116.374232][ T1060]  ___sys_sendmsg+0x14e/0x1d0
[  116.374360][ T1060]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  116.374520][ T1060]  ? copy_msghdr_from_user+0x460/0x460
[  116.374665][ T1060]  __sys_sendmsg+0x145/0x1f0
[  116.374793][ T1060]  ? __sys_sendmsg_sock+0x20/0x20
[  116.374921][ T1060]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  116.375082][ T1060]  ? do_raw_spin_unlock+0x59/0x250
[  116.375217][ T1060]  ? rcu_is_watching+0x15/0xd0
[  116.375346][ T1060]  do_syscall_64+0x117/0xfc0
[  116.375473][ T1060]  ? trace_hardirqs_off+0xd/0x30
[  116.375611][ T1060]  ? exc_page_fault+0xee/0x100
[  116.375741][ T1060]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.375899][ T1060] RIP: 0033:0x7f80847a608e
[  116.376030][ T1060] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.376493][ T1060] RSP: 002b:00007ffec70078c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.376693][ T1060] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f80847a608e
[  116.376886][ T1060] RDX: 0000000000000000 RSI: 00007ffec7007970 RDI: 0000000000000005
[  116.377077][ T1060] RBP: 00007ffec70078d0 R08: 0000000000000000 R09: 0000000000000000
[  116.377271][ T1060] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.377464][ T1060] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec7008040
[  116.377674][ T1060]  </TASK>
[  116.377771][ T1060] irq event stamp: 21119
[  116.377866][ T1060] hardirqs last  enabled at (21127): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.378086][ T1060] hardirqs last disabled at (21134): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.378314][ T1060] softirqs last  enabled at (20472): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  116.378534][ T1060] softirqs last disabled at (19533): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  116.378757][ T1060] ---[ end trace 0000000000000000 ]---
[  116.406036][ T1061] ------------[ cut here ]------------
[  116.406191][ T1061] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1061
[  116.406447][ T1061] CPU: 0 UID: 0 PID: 1061 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.406714][ T1061] Tainted: [W]=WARN
[  116.406813][ T1061] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.406975][ T1061] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.407146][ T1061] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.407608][ T1061] RSP: 0018:ffa00000028a7020 EFLAGS: 00010286
[  116.407768][ T1061] RAX: 00000000ffffffa6 RBX: ff11000015a89c40 RCX: 1ff4000000514dca
[  116.407958][ T1061] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89cf8
[  116.408154][ T1061] RBP: ff110000166c1000 R08: 1fe2200002b513a0 R09: ff11000016042e58
[  116.408344][ T1061] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  116.408540][ T1061] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000166c1ce1
[  116.408734][ T1061] FS:  00007f78aa491840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  116.408958][ T1061] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.409125][ T1061] CR2: 00007f78aa7611a0 CR3: 000000001601f006 CR4: 0000000000771ef0
[  116.409323][ T1061] PKRU: 55555554
[  116.409419][ T1061] Call Trace:
[  116.409516][ T1061]  <TASK>
[  116.409587][ T1061]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  116.409719][ T1061]  rtmsg_ifinfo+0x5c/0xb0
[  116.409819][ T1061]  ? mark_held_locks+0x40/0x70
[  116.409948][ T1061]  __dev_notify_flags+0x1b8/0x280
[  116.410081][ T1061]  ? netif_change_name+0x8c0/0x8c0
[  116.410218][ T1061]  ? __dev_change_flags+0x4a4/0x660
[  116.410350][ T1061]  ? netif_set_allmulti+0x250/0x250
[  116.410479][ T1061]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.410612][ T1061]  ? is_bpf_text_address+0x68/0x110
[  116.410742][ T1061]  netif_change_flags+0xfe/0x190
[  116.410872][ T1061]  do_setlink.isra.0+0x1cc3/0x2750
[  116.411003][ T1061]  ? rtnl_link_get_size+0x350/0x350
[  116.411141][ T1061]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  116.411300][ T1061]  ? rcu_read_lock_any_held+0x3c/0x90
[  116.411430][ T1061]  ? validate_chain+0x38b/0xc20
[  116.411567][ T1061]  ? rcu_read_lock_any_held+0x66/0x90
[  116.411694][ T1061]  ? stack_depot_save_flags+0x367/0x770
[  116.411826][ T1061]  ? __lock_acquire+0x508/0xc10
[  116.411958][ T1061]  ? lock_acquire.part.0+0xbc/0x260
[  116.412086][ T1061]  ? rtnl_newlink+0x883/0xea0
[  116.412223][ T1061]  ? rcu_is_watching+0x15/0xd0
[  116.412353][ T1061]  ? lock_acquire+0x134/0x160
[  116.412482][ T1061]  ? rcu_is_watching+0x15/0xd0
[  116.412616][ T1061]  ? rcu_is_watching+0x15/0xd0
[  116.412746][ T1061]  ? trace_contention_end+0xb3/0x1a0
[  116.412880][ T1061]  ? __mutex_lock+0x1db/0x2010
[  116.413011][ T1061]  ? __mutex_lock+0x9b2/0x2010
[  116.413145][ T1061]  ? rtnl_newlink+0x883/0xea0
[  116.413277][ T1061]  ? ww_mutex_lock+0x160/0x160
[  116.413408][ T1061]  ? __rtnl_newlink+0x3fa/0xa50
[  116.413545][ T1061]  rtnl_newlink+0x8d1/0xea0
[  116.413676][ T1061]  ? lock_acquire.part.0+0xbc/0x260
[  116.413805][ T1061]  ? __rtnl_newlink+0xa50/0xa50
[  116.413932][ T1061]  ? mark_usage+0x61/0x170
[  116.414061][ T1061]  ? lock_acquire.part.0+0xbc/0x260
[  116.414197][ T1061]  ? find_held_lock+0x2b/0x80
[  116.414324][ T1061]  ? __rtnl_newlink+0xa50/0xa50
[  116.414453][ T1061]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.414589][ T1061]  ? __rtnl_newlink+0xa50/0xa50
[  116.414719][ T1061]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.414849][ T1061]  ? validate_chain+0x38b/0xc20
[  116.414977][ T1061]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.415111][ T1061]  ? __lock_acquire+0x508/0xc10
[  116.415277][ T1061]  ? lock_acquire.part.0+0xbc/0x260
[  116.415404][ T1061]  ? find_held_lock+0x2b/0x80
[  116.415540][ T1061]  netlink_rcv_skb+0x14e/0x3a0
[  116.415689][ T1061]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.415821][ T1061]  ? netlink_ack+0xcd0/0xcd0
[  116.415955][ T1061]  ? netlink_deliver_tap+0xc5/0x330
[  116.416083][ T1061]  ? netlink_deliver_tap+0x13c/0x330
[  116.416221][ T1061]  netlink_unicast+0x486/0x750
[  116.416353][ T1061]  ? netlink_attachskb+0x810/0x810
[  116.416485][ T1061]  ? __lock_acquire+0x508/0xc10
[  116.416632][ T1061]  netlink_sendmsg+0x735/0xc60
[  116.416763][ T1061]  ? netlink_unicast+0x750/0x750
[  116.416895][ T1061]  ? __might_fault+0x97/0x140
[  116.417026][ T1061]  ____sys_sendmsg+0x419/0x850
[  116.417162][ T1061]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.417293][ T1061]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.417452][ T1061]  ? move_addr_to_kernel+0x40/0x40
[  116.417590][ T1061]  ? stack_depot_save_flags+0x367/0x770
[  116.417722][ T1061]  ? validate_chain+0x38b/0xc20
[  116.417854][ T1061]  ___sys_sendmsg+0x14e/0x1d0
[  116.417985][ T1061]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  116.418152][ T1061]  ? copy_msghdr_from_user+0x460/0x460
[  116.418294][ T1061]  __sys_sendmsg+0x145/0x1f0
[  116.418425][ T1061]  ? __sys_sendmsg_sock+0x20/0x20
[  116.418559][ T1061]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  116.418722][ T1061]  ? do_raw_spin_unlock+0x59/0x250
[  116.418853][ T1061]  ? rcu_is_watching+0x15/0xd0
[  116.418985][ T1061]  do_syscall_64+0x117/0xfc0
[  116.419119][ T1061]  ? trace_hardirqs_off+0xd/0x30
[  116.419250][ T1061]  ? exc_page_fault+0xee/0x100
[  116.419380][ T1061]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.419544][ T1061] RIP: 0033:0x7f78aa6cb08e
[  116.419680][ T1061] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.420147][ T1061] RSP: 002b:00007fffae144cd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.420344][ T1061] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f78aa6cb08e
[  116.420542][ T1061] RDX: 0000000000000000 RSI: 00007fffae144d80 RDI: 0000000000000005
[  116.420736][ T1061] RBP: 00007fffae144ce0 R08: 0000000000000000 R09: 0000000000000000
[  116.420928][ T1061] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.421127][ T1061] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffae145450
[  116.421325][ T1061]  </TASK>
[  116.421422][ T1061] irq event stamp: 20735
[  116.421518][ T1061] hardirqs last  enabled at (20743): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.421747][ T1061] hardirqs last disabled at (20750): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.421970][ T1061] softirqs last  enabled at (20136): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  116.422200][ T1061] softirqs last disabled at (20131): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  116.422425][ T1061] ---[ end trace 0000000000000000 ]---
[  116.445558][ T1062] prp1: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[  116.445788][ T1062] prp1: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[  116.446573][ T1062] ------------[ cut here ]------------
[  116.446703][ T1062] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1062
[  116.446957][ T1062] CPU: 0 UID: 0 PID: 1062 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.447279][ T1062] Tainted: [W]=WARN
[  116.447375][ T1062] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.447535][ T1062] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.447708][ T1062] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.448225][ T1062] RSP: 0018:ffa00000028b7020 EFLAGS: 00010286
[  116.448388][ T1062] RAX: 00000000ffffffa6 RBX: ff11000010117a80 RCX: 1ff4000000516dca
[  116.448583][ T1062] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010117b38
[  116.448772][ T1062] RBP: ff1100001621c000 R08: 1fe2200002022f68 R09: ff11000016045158
[  116.448964][ T1062] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  116.449221][ T1062] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001621cce1
[  116.449414][ T1062] FS:  00007fdb10d8e840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  116.449647][ T1062] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.449809][ T1062] CR2: 00000000323f7988 CR3: 0000000013987001 CR4: 0000000000771ef0
[  116.450001][ T1062] PKRU: 55555554
[  116.450153][ T1062] Call Trace:
[  116.450250][ T1062]  <TASK>
[  116.450317][ T1062]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  116.450450][ T1062]  rtmsg_ifinfo+0x5c/0xb0
[  116.450552][ T1062]  ? mark_held_locks+0x40/0x70
[  116.450682][ T1062]  __dev_notify_flags+0x1b8/0x280
[  116.450814][ T1062]  ? netif_change_name+0x8c0/0x8c0
[  116.450944][ T1062]  ? __dev_change_flags+0x4a4/0x660
[  116.451074][ T1062]  ? netif_set_allmulti+0x250/0x250
[  116.451259][ T1062]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.451390][ T1062]  ? is_bpf_text_address+0x68/0x110
[  116.451523][ T1062]  netif_change_flags+0xfe/0x190
[  116.451661][ T1062]  do_setlink.isra.0+0x1cc3/0x2750
[  116.451794][ T1062]  ? rtnl_link_get_size+0x350/0x350
[  116.451925][ T1062]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  116.452087][ T1062]  ? rcu_read_lock_any_held+0x3c/0x90
[  116.452275][ T1062]  ? validate_chain+0x38b/0xc20
[  116.452407][ T1062]  ? rcu_read_lock_any_held+0x66/0x90
[  116.452541][ T1062]  ? stack_depot_save_flags+0x367/0x770
[  116.452673][ T1062]  ? __lock_acquire+0x508/0xc10
[  116.452804][ T1062]  ? lock_acquire.part.0+0xbc/0x260
[  116.452933][ T1062]  ? rtnl_newlink+0x883/0xea0
[  116.453062][ T1062]  ? rcu_is_watching+0x15/0xd0
[  116.453250][ T1062]  ? lock_acquire+0x134/0x160
[  116.453378][ T1062]  ? rcu_is_watching+0x15/0xd0
[  116.453508][ T1062]  ? rcu_is_watching+0x15/0xd0
[  116.453642][ T1062]  ? trace_contention_end+0xb3/0x1a0
[  116.453773][ T1062]  ? __mutex_lock+0x1db/0x2010
[  116.453902][ T1062]  ? __mutex_lock+0x9b2/0x2010
[  116.454039][ T1062]  ? rtnl_newlink+0x883/0xea0
[  116.454226][ T1062]  ? ww_mutex_lock+0x160/0x160
[  116.454358][ T1062]  ? __rtnl_newlink+0x3fa/0xa50
[  116.454489][ T1062]  rtnl_newlink+0x8d1/0xea0
[  116.454627][ T1062]  ? lock_acquire.part.0+0xbc/0x260
[  116.454756][ T1062]  ? __rtnl_newlink+0xa50/0xa50
[  116.454887][ T1062]  ? mark_usage+0x61/0x170
[  116.455018][ T1062]  ? lock_acquire.part.0+0xbc/0x260
[  116.455163][ T1062]  ? find_held_lock+0x2b/0x80
[  116.455292][ T1062]  ? __rtnl_newlink+0xa50/0xa50
[  116.455421][ T1062]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.455555][ T1062]  ? __rtnl_newlink+0xa50/0xa50
[  116.455684][ T1062]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.455815][ T1062]  ? validate_chain+0x38b/0xc20
[  116.455943][ T1062]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.456072][ T1062]  ? __lock_acquire+0x508/0xc10
[  116.456208][ T1062]  ? lock_acquire.part.0+0xbc/0x260
[  116.456338][ T1062]  ? find_held_lock+0x2b/0x80
[  116.456468][ T1062]  netlink_rcv_skb+0x14e/0x3a0
[  116.456602][ T1062]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.456730][ T1062]  ? netlink_ack+0xcd0/0xcd0
[  116.456864][ T1062]  ? netlink_deliver_tap+0xc5/0x330
[  116.456993][ T1062]  ? netlink_deliver_tap+0x13c/0x330
[  116.457131][ T1062]  netlink_unicast+0x486/0x750
[  116.457263][ T1062]  ? netlink_attachskb+0x810/0x810
[  116.457393][ T1062]  ? __lock_acquire+0x508/0xc10
[  116.457523][ T1062]  netlink_sendmsg+0x735/0xc60
[  116.457658][ T1062]  ? netlink_unicast+0x750/0x750
[  116.457788][ T1062]  ? __might_fault+0x97/0x140
[  116.457919][ T1062]  ____sys_sendmsg+0x419/0x850
[  116.458047][ T1062]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.458184][ T1062]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.458344][ T1062]  ? move_addr_to_kernel+0x40/0x40
[  116.458474][ T1062]  ? stack_depot_save_flags+0x367/0x770
[  116.458609][ T1062]  ? validate_chain+0x38b/0xc20
[  116.458739][ T1062]  ___sys_sendmsg+0x14e/0x1d0
[  116.458868][ T1062]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  116.459028][ T1062]  ? copy_msghdr_from_user+0x460/0x460
[  116.459174][ T1062]  __sys_sendmsg+0x145/0x1f0
[  116.459305][ T1062]  ? __sys_sendmsg_sock+0x20/0x20
[  116.459433][ T1062]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  116.459599][ T1062]  ? do_raw_spin_unlock+0x59/0x250
[  116.459728][ T1062]  ? rcu_is_watching+0x15/0xd0
[  116.459858][ T1062]  do_syscall_64+0x117/0xfc0
[  116.459986][ T1062]  ? trace_hardirqs_off+0xd/0x30
[  116.460121][ T1062]  ? exc_page_fault+0xee/0x100
[  116.460251][ T1062]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.460412][ T1062] RIP: 0033:0x7fdb10fc808e
[  116.460553][ T1062] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.461018][ T1062] RSP: 002b:00007ffd72216b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.461221][ T1062] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdb10fc808e
[  116.461415][ T1062] RDX: 0000000000000000 RSI: 00007ffd72216be0 RDI: 0000000000000005
[  116.461614][ T1062] RBP: 00007ffd72216b40 R08: 0000000000000000 R09: 0000000000000000
[  116.461807][ T1062] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.462002][ T1062] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd722172b0
[  116.462208][ T1062]  </TASK>
[  116.462304][ T1062] irq event stamp: 16731
[  116.462401][ T1062] hardirqs last  enabled at (16739): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.462631][ T1062] hardirqs last disabled at (16746): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.462856][ T1062] softirqs last  enabled at (16324): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  116.463081][ T1062] softirqs last disabled at (16299): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  116.463338][ T1062] ---[ end trace 0000000000000000 ]---
[  116.464005][ T1062] ------------[ cut here ]------------
[  116.464732][ T1062] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1062
[  116.465011][ T1062] CPU: 3 UID: 0 PID: 1062 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.465581][ T1062] Tainted: [W]=WARN
[  116.465689][ T1062] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.465860][ T1062] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.466038][ T1062] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.466592][ T1062] RSP: 0018:ffa00000028b6da0 EFLAGS: 00010286
[  116.466767][ T1062] RAX: 00000000ffffffa6 RBX: ff11000004e38900 RCX: 1ff4000000516d7a
[  116.466970][ T1062] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e389b8
[  116.467234][ T1062] RBP: ff1100001621c000 R08: 1fe22000009c7138 R09: ff11000016045158
[  116.467439][ T1062] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  116.467654][ T1062] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  116.467860][ T1062] FS:  00007fdb10d8e840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  116.468161][ T1062] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.468334][ T1062] CR2: 00007fdb110b8600 CR3: 0000000013987006 CR4: 0000000000771ef0
[  116.468546][ T1062] PKRU: 55555554
[  116.468649][ T1062] Call Trace:
[  116.468750][ T1062]  <TASK>
[  116.468821][ T1062]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  116.468959][ T1062]  ? notifier_call_chain+0xb0/0x320
[  116.469157][ T1062]  rtmsg_ifinfo+0x5c/0xb0
[  116.469262][ T1062]  netif_state_change+0x155/0x340
[  116.469400][ T1062]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  116.469580][ T1062]  ? print_lock_name+0x4c/0x110
[  116.469718][ T1062]  netif_set_operstate+0xc1/0x100
[  116.469855][ T1062]  ? rtnl_put_cacheinfo+0x250/0x250
[  116.469994][ T1062]  hsr_check_carrier_and_operstate+0x1ec/0x700
[  116.470226][ T1062]  ? hsr_port_get_hsr+0x9c/0x150
[  116.470363][ T1062]  ? packet_notifier+0x1c2/0xbd0
[  116.470499][ T1062]  ? mutex_is_locked+0x1c/0x50
[  116.470639][ T1062]  hsr_netdev_notify+0x387/0xad0
[  116.470777][ T1062]  ? hsr_port_get_hsr+0x150/0x150
[  116.470916][ T1062]  notifier_call_chain+0xb0/0x320
[  116.471053][ T1062]  __dev_notify_flags+0xde/0x280
[  116.471251][ T1062]  ? netif_change_name+0x8c0/0x8c0
[  116.471388][ T1062]  ? netif_set_allmulti+0x250/0x250
[  116.471524][ T1062]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.471668][ T1062]  ? is_bpf_text_address+0x68/0x110
[  116.471807][ T1062]  netif_change_flags+0xfe/0x190
[  116.471944][ T1062]  do_setlink.isra.0+0x1cc3/0x2750
[  116.472082][ T1062]  ? rtnl_link_get_size+0x350/0x350
[  116.472280][ T1062]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  116.472451][ T1062]  ? rcu_read_lock_any_held+0x3c/0x90
[  116.472593][ T1062]  ? validate_chain+0x38b/0xc20
[  116.472728][ T1062]  ? rcu_read_lock_any_held+0x66/0x90
[  116.472865][ T1062]  ? stack_depot_save_flags+0x367/0x770
[  116.473003][ T1062]  ? __lock_acquire+0x508/0xc10
[  116.473201][ T1062]  ? lock_acquire.part.0+0xbc/0x260
[  116.473337][ T1062]  ? rtnl_newlink+0x883/0xea0
[  116.473476][ T1062]  ? rcu_is_watching+0x15/0xd0
[  116.473618][ T1062]  ? lock_acquire+0x134/0x160
[  116.473754][ T1062]  ? rcu_is_watching+0x15/0xd0
[  116.473891][ T1062]  ? rcu_is_watching+0x15/0xd0
[  116.474027][ T1062]  ? trace_contention_end+0xb3/0x1a0
[  116.474225][ T1062]  ? __mutex_lock+0x1db/0x2010
[  116.474363][ T1062]  ? __mutex_lock+0x9b2/0x2010
[  116.474500][ T1062]  ? rtnl_newlink+0x883/0xea0
[  116.474642][ T1062]  ? ww_mutex_lock+0x160/0x160
[  116.474782][ T1062]  ? __rtnl_newlink+0x3fa/0xa50
[  116.474924][ T1062]  rtnl_newlink+0x8d1/0xea0
[  116.475064][ T1062]  ? lock_acquire.part.0+0xbc/0x260
[  116.475262][ T1062]  ? __rtnl_newlink+0xa50/0xa50
[  116.475399][ T1062]  ? mark_usage+0x61/0x170
[  116.475543][ T1062]  ? lock_acquire.part.0+0xbc/0x260
[  116.475678][ T1062]  ? find_held_lock+0x2b/0x80
[  116.475815][ T1062]  ? __rtnl_newlink+0xa50/0xa50
[  116.475952][ T1062]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.476089][ T1062]  ? __rtnl_newlink+0xa50/0xa50
[  116.476289][ T1062]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.476426][ T1062]  ? validate_chain+0x38b/0xc20
[  116.476564][ T1062]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.476699][ T1062]  ? __lock_acquire+0x508/0xc10
[  116.476837][ T1062]  ? lock_acquire.part.0+0xbc/0x260
[  116.476973][ T1062]  ? find_held_lock+0x2b/0x80
[  116.477167][ T1062]  netlink_rcv_skb+0x14e/0x3a0
[  116.477305][ T1062]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.477442][ T1062]  ? netlink_ack+0xcd0/0xcd0
[  116.477590][ T1062]  ? netlink_deliver_tap+0xc5/0x330
[  116.477725][ T1062]  ? netlink_deliver_tap+0x13c/0x330
[  116.477862][ T1062]  netlink_unicast+0x486/0x750
[  116.477999][ T1062]  ? netlink_attachskb+0x810/0x810
[  116.478196][ T1062]  ? __lock_acquire+0x508/0xc10
[  116.478335][ T1062]  netlink_sendmsg+0x735/0xc60
[  116.478472][ T1062]  ? netlink_unicast+0x750/0x750
[  116.478614][ T1062]  ? __might_fault+0x97/0x140
[  116.478753][ T1062]  ____sys_sendmsg+0x419/0x850
[  116.478890][ T1062]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.479025][ T1062]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.479253][ T1062]  ? move_addr_to_kernel+0x40/0x40
[  116.479390][ T1062]  ? stack_depot_save_flags+0x367/0x770
[  116.479528][ T1062]  ? validate_chain+0x38b/0xc20
[  116.479671][ T1062]  ___sys_sendmsg+0x14e/0x1d0
[  116.479806][ T1062]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  116.479975][ T1062]  ? copy_msghdr_from_user+0x460/0x460
[  116.480178][ T1062]  __sys_sendmsg+0x145/0x1f0
[  116.480316][ T1062]  ? __sys_sendmsg_sock+0x20/0x20
[  116.480451][ T1062]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  116.480627][ T1062]  ? do_raw_spin_unlock+0x59/0x250
[  116.480764][ T1062]  ? rcu_is_watching+0x15/0xd0
[  116.480902][ T1062]  do_syscall_64+0x117/0xfc0
[  116.481037][ T1062]  ? trace_hardirqs_off+0xd/0x30
[  116.481234][ T1062]  ? exc_page_fault+0xee/0x100
[  116.481371][ T1062]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.481547][ T1062] RIP: 0033:0x7fdb10fc808e
[  116.481691][ T1062] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.482240][ T1062] RSP: 002b:00007ffd72216b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.482444][ T1062] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdb10fc808e
[  116.482652][ T1062] RDX: 0000000000000000 RSI: 00007ffd72216be0 RDI: 0000000000000005
[  116.482858][ T1062] RBP: 00007ffd72216b40 R08: 0000000000000000 R09: 0000000000000000
[  116.483060][ T1062] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.483326][ T1062] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd722172b0
[  116.483536][ T1062]  </TASK>
[  116.483645][ T1062] irq event stamp: 21237
[  116.483748][ T1062] hardirqs last  enabled at (21245): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.483986][ T1062] hardirqs last disabled at (21252): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.484283][ T1062] softirqs last  enabled at (21352): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  116.484521][ T1062] softirqs last disabled at (21261): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  116.484765][ T1062] ---[ end trace 0000000000000000 ]---
[  116.523658][ T1063] ------------[ cut here ]------------
[  116.523811][ T1063] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1063
[  116.524073][ T1063] CPU: 0 UID: 0 PID: 1063 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.524338][ T1063] Tainted: [W]=WARN
[  116.524436][ T1063] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.524603][ T1063] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.524775][ T1063] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.525239][ T1063] RSP: 0018:ffa00000028c7020 EFLAGS: 00010286
[  116.525401][ T1063] RAX: 00000000ffffffa6 RBX: ff11000015e39c40 RCX: 1ff4000000518dca
[  116.525595][ T1063] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e39cf8
[  116.525788][ T1063] RBP: ff11000016619000 R08: 1fe2200002bc73a0 R09: ff11000015dd0b58
[  116.525980][ T1063] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  116.526178][ T1063] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016619ce1
[  116.526372][ T1063] FS:  00007f0ec1096840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  116.526602][ T1063] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.526764][ T1063] CR2: 000000003cab3988 CR3: 0000000004b8a003 CR4: 0000000000771ef0
[  116.526959][ T1063] PKRU: 55555554
[  116.527056][ T1063] Call Trace:
[  116.527161][ T1063]  <TASK>
[  116.527229][ T1063]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  116.527362][ T1063]  rtmsg_ifinfo+0x5c/0xb0
[  116.527461][ T1063]  ? mark_held_locks+0x40/0x70
[  116.527597][ T1063]  __dev_notify_flags+0x1b8/0x280
[  116.527728][ T1063]  ? netif_change_name+0x8c0/0x8c0
[  116.527858][ T1063]  ? __dev_change_flags+0x4a4/0x660
[  116.527988][ T1063]  ? netif_set_allmulti+0x250/0x250
[  116.528123][ T1063]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.528255][ T1063]  ? is_bpf_text_address+0x68/0x110
[  116.528385][ T1063]  netif_change_flags+0xfe/0x190
[  116.528516][ T1063]  do_setlink.isra.0+0x1cc3/0x2750
[  116.528651][ T1063]  ? rtnl_link_get_size+0x350/0x350
[  116.528780][ T1063]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  116.528943][ T1063]  ? rcu_read_lock_any_held+0x3c/0x90
[  116.529072][ T1063]  ? validate_chain+0x38b/0xc20
[  116.529206][ T1063]  ? rcu_read_lock_any_held+0x66/0x90
[  116.529335][ T1063]  ? stack_depot_save_flags+0x367/0x770
[  116.529464][ T1063]  ? __lock_acquire+0x508/0xc10
[  116.529601][ T1063]  ? lock_acquire.part.0+0xbc/0x260
[  116.529730][ T1063]  ? rtnl_newlink+0x883/0xea0
[  116.529860][ T1063]  ? rcu_is_watching+0x15/0xd0
[  116.529989][ T1063]  ? lock_acquire+0x134/0x160
[  116.530123][ T1063]  ? rcu_is_watching+0x15/0xd0
[  116.530255][ T1063]  ? rcu_is_watching+0x15/0xd0
[  116.530384][ T1063]  ? trace_contention_end+0xb3/0x1a0
[  116.530512][ T1063]  ? __mutex_lock+0x1db/0x2010
[  116.530647][ T1063]  ? __mutex_lock+0x9b2/0x2010
[  116.530775][ T1063]  ? rtnl_newlink+0x883/0xea0
[  116.530907][ T1063]  ? ww_mutex_lock+0x160/0x160
[  116.531038][ T1063]  ? __rtnl_newlink+0x3fa/0xa50
[  116.531176][ T1063]  rtnl_newlink+0x8d1/0xea0
[  116.531308][ T1063]  ? lock_acquire.part.0+0xbc/0x260
[  116.531437][ T1063]  ? __rtnl_newlink+0xa50/0xa50
[  116.531604][ T1063]  ? mark_usage+0x61/0x170
[  116.531741][ T1063]  ? lock_acquire.part.0+0xbc/0x260
[  116.531870][ T1063]  ? find_held_lock+0x2b/0x80
[  116.532000][ T1063]  ? __rtnl_newlink+0xa50/0xa50
[  116.532215][ T1063]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.532345][ T1063]  ? __rtnl_newlink+0xa50/0xa50
[  116.532475][ T1063]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.532611][ T1063]  ? validate_chain+0x38b/0xc20
[  116.532740][ T1063]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.532868][ T1063]  ? __lock_acquire+0x508/0xc10
[  116.533000][ T1063]  ? lock_acquire.part.0+0xbc/0x260
[  116.533208][ T1063]  ? find_held_lock+0x2b/0x80
[  116.533340][ T1063]  netlink_rcv_skb+0x14e/0x3a0
[  116.533469][ T1063]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.533603][ T1063]  ? netlink_ack+0xcd0/0xcd0
[  116.533736][ T1063]  ? netlink_deliver_tap+0xc5/0x330
[  116.533865][ T1063]  ? netlink_deliver_tap+0x13c/0x330
[  116.533995][ T1063]  netlink_unicast+0x486/0x750
[  116.534224][ T1063]  ? netlink_attachskb+0x810/0x810
[  116.534430][ T1063]  ? __lock_acquire+0x508/0xc10
[  116.534565][ T1063]  netlink_sendmsg+0x735/0xc60
[  116.534695][ T1063]  ? netlink_unicast+0x750/0x750
[  116.534825][ T1063]  ? __might_fault+0x97/0x140
[  116.534956][ T1063]  ____sys_sendmsg+0x419/0x850
[  116.535084][ T1063]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.535280][ T1063]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.535442][ T1063]  ? move_addr_to_kernel+0x40/0x40
[  116.535579][ T1063]  ? stack_depot_save_flags+0x367/0x770
[  116.535708][ T1063]  ? validate_chain+0x38b/0xc20
[  116.535838][ T1063]  ___sys_sendmsg+0x14e/0x1d0
[  116.535967][ T1063]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  116.536203][ T1063]  ? copy_msghdr_from_user+0x460/0x460
[  116.536341][ T1063]  __sys_sendmsg+0x145/0x1f0
[  116.536472][ T1063]  ? __sys_sendmsg_sock+0x20/0x20
[  116.536604][ T1063]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  116.536767][ T1063]  ? do_raw_spin_unlock+0x59/0x250
[  116.536895][ T1063]  ? rcu_is_watching+0x15/0xd0
[  116.537025][ T1063]  do_syscall_64+0x117/0xfc0
[  116.537162][ T1063]  ? trace_hardirqs_off+0xd/0x30
[  116.537292][ T1063]  ? exc_page_fault+0xee/0x100
[  116.537423][ T1063]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.537585][ T1063] RIP: 0033:0x7f0ec12d008e
[  116.537721][ T1063] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.538180][ T1063] RSP: 002b:00007ffcf5405530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.538377][ T1063] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0ec12d008e
[  116.538573][ T1063] RDX: 0000000000000000 RSI: 00007ffcf54055e0 RDI: 0000000000000005
[  116.538765][ T1063] RBP: 00007ffcf5405540 R08: 0000000000000000 R09: 0000000000000000
[  116.538957][ T1063] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.539156][ T1063] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf5405cb0
[  116.539353][ T1063]  </TASK>
[  116.539449][ T1063] irq event stamp: 21121
[  116.539551][ T1063] hardirqs last  enabled at (21129): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.539774][ T1063] hardirqs last disabled at (21136): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.539997][ T1063] softirqs last  enabled at (20954): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  116.540225][ T1063] softirqs last disabled at (20833): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  116.540448][ T1063] ---[ end trace 0000000000000000 ]---
[  116.541172][   T46] ------------[ cut here ]------------
[  116.541305][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:1/46
[  116.541562][   T46] CPU: 3 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.541849][   T46] Tainted: [W]=WARN
[  116.541944][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.542110][   T46] Workqueue: events_unbound linkwatch_event
[  116.542281][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.542444][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.542906][   T46] RSP: 0018:ffa000000032f760 EFLAGS: 00010286
[  116.543066][   T46] RAX: 00000000ffffffa6 RBX: ff11000015e39700 RCX: 1ff4000000065eb2
[  116.543267][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e397b8
[  116.543461][   T46] RBP: ff1100001621c000 R08: 1fe2200002bc72f8 R09: ff11000002410ba8
[  116.543658][   T46] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  116.543851][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  116.544042][   T46] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  116.544267][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.544426][   T46] CR2: 00007fdb110b8600 CR3: 000000000bb49004 CR4: 0000000000771ef0
[  116.544623][   T46] PKRU: 55555554
[  116.544718][   T46] Call Trace:
[  116.544813][   T46]  <TASK>
[  116.544880][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  116.545008][   T46]  ? notifier_call_chain+0xb0/0x320
[  116.545142][   T46]  rtmsg_ifinfo+0x5c/0xb0
[  116.545239][   T46]  netif_state_change+0x155/0x340
[  116.545364][   T46]  ? __queue_work+0x31a/0xc00
[  116.545492][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  116.545652][   T46]  ? lockdep_hardirqs_on+0x8c/0x130
[  116.545778][   T46]  ? mod_delayed_work_on+0x109/0x120
[  116.545905][   T46]  netif_set_operstate+0xc1/0x100
[  116.546032][   T46]  ? rtnl_put_cacheinfo+0x250/0x250
[  116.546165][   T46]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  116.546325][   T46]  hsr_check_carrier_and_operstate+0x4da/0x700
[  116.546483][   T46]  hsr_netdev_notify+0x387/0xad0
[  116.546613][   T46]  ? unregister_vlan_dev+0x380/0x380
[  116.546750][   T46]  ? hsr_port_get_hsr+0x150/0x150
[  116.546878][   T46]  notifier_call_chain+0xb0/0x320
[  116.547007][   T46]  netif_state_change+0x139/0x340
[  116.547141][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  116.547301][   T46]  ? linkwatch_do_dev+0xae/0xd0
[  116.547428][   T46]  __linkwatch_run_queue+0x34c/0x750
[  116.547565][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[  116.547695][   T46]  linkwatch_event+0x7f/0xb0
[  116.547821][   T46]  ? __linkwatch_run_queue+0x750/0x750
[  116.547948][   T46]  process_one_work+0xdf8/0x1410
[  116.548078][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[  116.548209][   T46]  ? lock_acquire.part.0+0xbc/0x260
[  116.548339][   T46]  worker_thread+0x4f1/0xd60
[  116.548469][   T46]  ? rescuer_thread+0x1320/0x1320
[  116.548598][   T46]  kthread+0x367/0x460
[  116.548694][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  116.548851][   T46]  ? kthread_affine_node+0x330/0x330
[  116.548977][   T46]  ret_from_fork+0x474/0x6b0
[  116.549110][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  116.549268][   T46]  ? __switch_to+0x5a3/0xe00
[  116.549396][   T46]  ? kthread_affine_node+0x330/0x330
[  116.549522][   T46]  ret_from_fork_asm+0x11/0x20
[  116.549659][   T46]  </TASK>
[  116.549752][   T46] irq event stamp: 76753
[  116.549845][   T46] hardirqs last  enabled at (76761): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.550063][   T46] hardirqs last disabled at (76768): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.550287][   T46] softirqs last  enabled at (76362): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  116.550504][   T46] softirqs last disabled at (76353): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  116.550724][   T46] ---[ end trace 0000000000000000 ]---
[  116.550923][   T46] ------------[ cut here ]------------
[  116.551038][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:1/46
[  116.551289][   T46] CPU: 3 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.551571][   T46] Tainted: [W]=WARN
[  116.551668][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.551817][   T46] Workqueue: events_unbound linkwatch_event
[  116.551969][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.552130][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.552560][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[  116.552708][   T46] RAX: 00000000ffffffa6 RBX: ff11000015e38740 RCX: 1ff4000000065f02
[  116.552891][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e387f8
[  116.553066][   T46] RBP: ff11000015aac000 R08: 1fe2200002bc7100 R09: ff11000002410ba8
[  116.553250][   T46] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  116.553432][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  116.553617][   T46] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  116.553831][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.553985][   T46] CR2: 00007fdb110b8600 CR3: 000000000bb49004 CR4: 0000000000771ef0
[  116.554174][   T46] PKRU: 55555554
[  116.554268][   T46] Call Trace:
[  116.554356][   T46]  <TASK>
[  116.554417][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  116.554543][   T46]  ? notifier_call_chain+0xb0/0x320
[  116.554663][   T46]  rtmsg_ifinfo+0x5c/0xb0
[  116.554754][   T46]  netif_state_change+0x155/0x340
[  116.554877][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  116.555030][   T46]  ? linkwatch_do_dev+0xae/0xd0
[  116.555153][   T46]  __linkwatch_run_queue+0x34c/0x750
[  116.555272][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[  116.555394][   T46]  linkwatch_event+0x7f/0xb0
[  116.555511][   T46]  ? __linkwatch_run_queue+0x750/0x750
[  116.555633][   T46]  process_one_work+0xdf8/0x1410
[  116.555754][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[  116.555878][   T46]  ? lock_acquire.part.0+0xbc/0x260
[  116.556000][   T46]  worker_thread+0x4f1/0xd60
[  116.556127][   T46]  ? rescuer_thread+0x1320/0x1320
[  116.556251][   T46]  kthread+0x367/0x460
[  116.556341][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  116.556489][   T46]  ? kthread_affine_node+0x330/0x330
[  116.556615][   T46]  ret_from_fork+0x474/0x6b0
[  116.556734][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  116.556882][   T46]  ? __switch_to+0x5a3/0xe00
[  116.557001][   T46]  ? kthread_affine_node+0x330/0x330
[  116.557125][   T46]  ret_from_fork_asm+0x11/0x20
[  116.557251][   T46]  </TASK>
[  116.557339][   T46] irq event stamp: 77247
[  116.557426][   T46] hardirqs last  enabled at (77255): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.557636][   T46] hardirqs last disabled at (77262): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.557840][   T46] softirqs last  enabled at (76932): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  116.558044][   T46] softirqs last disabled at (76927): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  116.558253][   T46] ---[ end trace 0000000000000000 ]---
[  116.558753][   T46] ------------[ cut here ]------------
[  116.558872][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:1/46
[  116.559116][   T46] CPU: 3 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.559380][   T46] Tainted: [W]=WARN
[  116.559469][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.559626][   T46] Workqueue: events_unbound linkwatch_event
[  116.559783][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.559938][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.560364][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[  116.560512][   T46] RAX: 00000000ffffffa6 RBX: ff11000015cdbc40 RCX: 1ff4000000065f02
[  116.560698][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015cdbcf8
[  116.560873][   T46] RBP: ff1100001621c000 R08: 1fe2200002b9b7a0 R09: ff11000002410ba8
[  116.561053][   T46] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  116.561239][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  116.561417][   T46] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  116.561643][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.561790][   T46] CR2: 00007fdb110b8600 CR3: 000000000bb49004 CR4: 0000000000771ef0
[  116.561966][   T46] PKRU: 55555554
[  116.562054][   T46] Call Trace:
[  116.562146][   T46]  <TASK>
[  116.562208][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  116.562329][   T46]  ? notifier_call_chain+0xb0/0x320
[  116.562448][   T46]  rtmsg_ifinfo+0x5c/0xb0
[  116.562543][   T46]  netif_state_change+0x155/0x340
[  116.562664][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  116.562812][   T46]  ? linkwatch_do_dev+0xae/0xd0
[  116.562929][   T46]  __linkwatch_run_queue+0x34c/0x750
[  116.563047][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[  116.563172][   T46]  linkwatch_event+0x7f/0xb0
[  116.563291][   T46]  ? __linkwatch_run_queue+0x750/0x750
[  116.563410][   T46]  process_one_work+0xdf8/0x1410
[  116.563532][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[  116.563657][   T46]  ? lock_acquire.part.0+0xbc/0x260
[  116.563780][   T46]  worker_thread+0x4f1/0xd60
[  116.563902][   T46]  ? rescuer_thread+0x1320/0x1320
[  116.564024][   T46]  kthread+0x367/0x460
[  116.564119][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  116.564271][   T46]  ? kthread_affine_node+0x330/0x330
[  116.564390][   T46]  ret_from_fork+0x474/0x6b0
[  116.564508][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  116.564657][   T46]  ? __switch_to+0x5a3/0xe00
[  116.564775][   T46]  ? kthread_affine_node+0x330/0x330
[  116.564895][   T46]  ret_from_fork_asm+0x11/0x20
[  116.565018][   T46]  </TASK>
[  116.565109][   T46] irq event stamp: 78007
[  116.565199][   T46] hardirqs last  enabled at (78015): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.565417][   T46] hardirqs last disabled at (78022): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.565630][   T46] softirqs last  enabled at (77614): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.565838][   T46] softirqs last disabled at (77612): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.566043][   T46] ---[ end trace 0000000000000000 ]---
[  116.583455][ T1064] ------------[ cut here ]------------
[  116.583662][ T1064] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1064
[  116.583966][ T1064] CPU: 2 UID: 0 PID: 1064 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.584519][ T1064] Tainted: [W]=WARN
[  116.584729][ T1064] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.584987][ T1064] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.585255][ T1064] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.585756][ T1064] RSP: 0018:ffa0000002697020 EFLAGS: 00010286
[  116.585966][ T1064] RAX: 00000000ffffffa6 RBX: ff11000013f28900 RCX: 1ff40000004d2dca
[  116.586214][ T1064] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f289b8
[  116.586490][ T1064] RBP: ff110000166c4000 R08: 1fe22000027e5138 R09: ff11000015dd2e58
[  116.586745][ T1064] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  116.586985][ T1064] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000166c4ce1
[  116.587239][ T1064] FS:  00007ff7f6665840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  116.587508][ T1064] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.587725][ T1064] CR2: 0000000017dbe988 CR3: 0000000015844003 CR4: 0000000000771ef0
[  116.587965][ T1064] PKRU: 55555554
[  116.588120][ T1064] Call Trace:
[  116.588262][ T1064]  <TASK>
[  116.588374][ T1064]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  116.588557][ T1064]  rtmsg_ifinfo+0x5c/0xb0
[  116.588702][ T1064]  ? mark_held_locks+0x40/0x70
[  116.588877][ T1064]  __dev_notify_flags+0x1b8/0x280
[  116.589053][ T1064]  ? netif_change_name+0x8c0/0x8c0
[  116.589241][ T1064]  ? __dev_change_flags+0x4a4/0x660
[  116.589420][ T1064]  ? netif_set_allmulti+0x250/0x250
[  116.589602][ T1064]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.589780][ T1064]  ? is_bpf_text_address+0x68/0x110
[  116.589959][ T1064]  netif_change_flags+0xfe/0x190
[  116.590147][ T1064]  do_setlink.isra.0+0x1cc3/0x2750
[  116.590325][ T1064]  ? rtnl_link_get_size+0x350/0x350
[  116.590502][ T1064]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  116.590716][ T1064]  ? rcu_read_lock_any_held+0x3c/0x90
[  116.590892][ T1064]  ? validate_chain+0x38b/0xc20
[  116.591067][ T1064]  ? rcu_read_lock_any_held+0x66/0x90
[  116.591253][ T1064]  ? stack_depot_save_flags+0x367/0x770
[  116.591430][ T1064]  ? __lock_acquire+0x508/0xc10
[  116.591616][ T1064]  ? lock_acquire.part.0+0xbc/0x260
[  116.591792][ T1064]  ? rtnl_newlink+0x883/0xea0
[  116.591967][ T1064]  ? rcu_is_watching+0x15/0xd0
[  116.592155][ T1064]  ? lock_acquire+0x134/0x160
[  116.592330][ T1064]  ? rcu_is_watching+0x15/0xd0
[  116.592505][ T1064]  ? rcu_is_watching+0x15/0xd0
[  116.592686][ T1064]  ? trace_contention_end+0xb3/0x1a0
[  116.592862][ T1064]  ? __mutex_lock+0x1db/0x2010
[  116.593036][ T1064]  ? __mutex_lock+0x9b2/0x2010
[  116.593227][ T1064]  ? rtnl_newlink+0x883/0xea0
[  116.593403][ T1064]  ? ww_mutex_lock+0x160/0x160
[  116.593588][ T1064]  ? __rtnl_newlink+0x3fa/0xa50
[  116.593766][ T1064]  rtnl_newlink+0x8d1/0xea0
[  116.593944][ T1064]  ? lock_acquire.part.0+0xbc/0x260
[  116.594132][ T1064]  ? __rtnl_newlink+0xa50/0xa50
[  116.594308][ T1064]  ? mark_usage+0x61/0x170
[  116.594485][ T1064]  ? lock_acquire.part.0+0xbc/0x260
[  116.594672][ T1064]  ? find_held_lock+0x2b/0x80
[  116.594847][ T1064]  ? __rtnl_newlink+0xa50/0xa50
[  116.595024][ T1064]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.595214][ T1064]  ? __rtnl_newlink+0xa50/0xa50
[  116.595390][ T1064]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.595574][ T1064]  ? validate_chain+0x38b/0xc20
[  116.595748][ T1064]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.595924][ T1064]  ? __lock_acquire+0x508/0xc10
[  116.596120][ T1064]  ? lock_acquire.part.0+0xbc/0x260
[  116.596299][ T1064]  ? find_held_lock+0x2b/0x80
[  116.596475][ T1064]  netlink_rcv_skb+0x14e/0x3a0
[  116.596659][ T1064]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.596839][ T1064]  ? netlink_ack+0xcd0/0xcd0
[  116.597017][ T1064]  ? netlink_deliver_tap+0xc5/0x330
[  116.597205][ T1064]  ? netlink_deliver_tap+0x13c/0x330
[  116.597385][ T1064]  netlink_unicast+0x486/0x750
[  116.597570][ T1064]  ? netlink_attachskb+0x810/0x810
[  116.597746][ T1064]  ? __lock_acquire+0x508/0xc10
[  116.597923][ T1064]  netlink_sendmsg+0x735/0xc60
[  116.598113][ T1064]  ? netlink_unicast+0x750/0x750
[  116.598291][ T1064]  ? __might_fault+0x97/0x140
[  116.598469][ T1064]  ____sys_sendmsg+0x419/0x850
[  116.598669][ T1064]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.598860][ T1064]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.599065][ T1064]  ? move_addr_to_kernel+0x40/0x40
[  116.599254][ T1064]  ? stack_depot_save_flags+0x367/0x770
[  116.599430][ T1064]  ? validate_chain+0x38b/0xc20
[  116.599631][ T1064]  ___sys_sendmsg+0x14e/0x1d0
[  116.599809][ T1064]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  116.600015][ T1064]  ? copy_msghdr_from_user+0x460/0x460
[  116.600219][ T1064]  __sys_sendmsg+0x145/0x1f0
[  116.600396][ T1064]  ? __sys_sendmsg_sock+0x20/0x20
[  116.600581][ T1064]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  116.600798][ T1064]  ? do_raw_spin_unlock+0x59/0x250
[  116.600979][ T1064]  ? rcu_is_watching+0x15/0xd0
[  116.601169][ T1064]  do_syscall_64+0x117/0xfc0
[  116.601344][ T1064]  ? trace_hardirqs_off+0xd/0x30
[  116.601522][ T1064]  ? exc_page_fault+0xee/0x100
[  116.601709][ T1064]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.601915][ T1064] RIP: 0033:0x7ff7f689f08e
[  116.602107][ T1064] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.602634][ T1064] RSP: 002b:00007fffd647e3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.602901][ T1064] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff7f689f08e
[  116.603148][ T1064] RDX: 0000000000000000 RSI: 00007fffd647e460 RDI: 0000000000000005
[  116.603386][ T1064] RBP: 00007fffd647e3c0 R08: 0000000000000000 R09: 0000000000000000
[  116.603668][ T1064] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d7
[  116.603911][ T1064] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd647eb30
[  116.604167][ T1064]  </TASK>
[  116.604308][ T1064] irq event stamp: 16513
[  116.604449][ T1064] hardirqs last  enabled at (16523): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.604726][ T1064] hardirqs last disabled at (16532): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.604996][ T1064] softirqs last  enabled at (15536): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  116.605275][ T1064] softirqs last disabled at (15529): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  116.605552][ T1064] ---[ end trace 0000000000000000 ]---
[  116.610319][   T38] ------------[ cut here ]------------
[  116.610478][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u19:0/38
[  116.610721][   T38] CPU: 0 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.611023][   T38] Tainted: [W]=WARN
[  116.611123][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.611281][   T38] Workqueue: events_unbound linkwatch_event
[  116.611442][   T38] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.611601][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.612027][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[  116.612208][   T38] RAX: 00000000ffffffa6 RBX: ff11000015e3d000 RCX: 1ff4000000055f02
[  116.612385][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3d0b8
[  116.612571][   T38] RBP: ff110000166c1000 R08: 1fe2200002bc7a18 R09: ff11000001d92ea8
[  116.612748][   T38] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  116.612927][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  116.613131][   T38] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  116.613340][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.613489][   T38] CR2: 0000555faa067d5c CR3: 0000000013d03005 CR4: 0000000000771ef0
[  116.613671][   T38] PKRU: 55555554
[  116.613761][   T38] Call Trace:
[  116.613851][   T38]  <TASK>
[  116.613915][   T38]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  116.614037][   T38]  ? notifier_call_chain+0xb0/0x320
[  116.614164][   T38]  rtmsg_ifinfo+0x5c/0xb0
[  116.614255][   T38]  netif_state_change+0x155/0x340
[  116.614380][   T38]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  116.614529][   T38]  ? linkwatch_do_dev+0xae/0xd0
[  116.614656][   T38]  __linkwatch_run_queue+0x34c/0x750
[  116.614800][   T38]  ? linkwatch_do_dev+0xd0/0xd0
[  116.614923][   T38]  linkwatch_event+0x7f/0xb0
[  116.615042][   T38]  ? __linkwatch_run_queue+0x750/0x750
[  116.615184][   T38]  process_one_work+0xdf8/0x1410
[  116.615309][   T38]  ? pwq_dec_nr_in_flight+0x710/0x710
[  116.615428][   T38]  ? lock_acquire.part.0+0xbc/0x260
[  116.615559][   T38]  worker_thread+0x4f1/0xd60
[  116.615680][   T38]  ? rescuer_thread+0x1320/0x1320
[  116.615800][   T38]  kthread+0x367/0x460
[  116.615891][   T38]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  116.616037][   T38]  ? kthread_affine_node+0x330/0x330
[  116.616162][   T38]  ret_from_fork+0x474/0x6b0
[  116.616302][   T38]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  116.616455][   T38]  ? __switch_to+0x5a3/0xe00
[  116.616579][   T38]  ? kthread_affine_node+0x330/0x330
[  116.616700][   T38]  ret_from_fork_asm+0x11/0x20
[  116.616825][   T38]  </TASK>
[  116.616915][   T38] irq event stamp: 201525
[  116.617005][   T38] hardirqs last  enabled at (201533): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.617220][   T38] hardirqs last disabled at (201542): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.617431][   T38] softirqs last  enabled at (201340): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  116.617647][   T38] softirqs last disabled at (201335): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  116.617853][   T38] ---[ end trace 0000000000000000 ]---
[  116.637778][ T1065] prp2: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[  116.638053][ T1065] prp2: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[  116.638791][ T1065] ------------[ cut here ]------------
[  116.638995][ T1065] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1065
[  116.639310][ T1065] CPU: 2 UID: 0 PID: 1065 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.639626][ T1065] Tainted: [W]=WARN
[  116.639769][ T1065] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.639977][ T1065] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.640206][ T1065] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.640732][ T1065] RSP: 0018:ffa00000028c7020 EFLAGS: 00010286
[  116.640943][ T1065] RAX: 00000000ffffffa6 RBX: ff11000015e3c900 RCX: 1ff4000000518dca
[  116.641211][ T1065] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3c9b8
[  116.641453][ T1065] RBP: ff1100000f654000 R08: 1fe2200002bc7938 R09: ff11000015dd5158
[  116.641699][ T1065] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  116.641943][ T1065] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f654ce1
[  116.642195][ T1065] FS:  00007f9a1c615840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  116.642467][ T1065] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.642683][ T1065] CR2: 0000000012378988 CR3: 0000000015b16006 CR4: 0000000000771ef0
[  116.642922][ T1065] PKRU: 55555554
[  116.643069][ T1065] Call Trace:
[  116.643224][ T1065]  <TASK>
[  116.643338][ T1065]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  116.643517][ T1065]  rtmsg_ifinfo+0x5c/0xb0
[  116.643671][ T1065]  ? mark_held_locks+0x40/0x70
[  116.643873][ T1065]  __dev_notify_flags+0x1b8/0x280
[  116.644054][ T1065]  ? netif_change_name+0x8c0/0x8c0
[  116.644244][ T1065]  ? __dev_change_flags+0x4a4/0x660
[  116.644424][ T1065]  ? netif_set_allmulti+0x250/0x250
[  116.644610][ T1065]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.644787][ T1065]  ? is_bpf_text_address+0x68/0x110
[  116.644966][ T1065]  netif_change_flags+0xfe/0x190
[  116.645158][ T1065]  do_setlink.isra.0+0x1cc3/0x2750
[  116.645338][ T1065]  ? rtnl_link_get_size+0x350/0x350
[  116.645515][ T1065]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  116.645735][ T1065]  ? rcu_read_lock_any_held+0x3c/0x90
[  116.645944][ T1065]  ? validate_chain+0x38b/0xc20
[  116.646134][ T1065]  ? rcu_read_lock_any_held+0x66/0x90
[  116.646310][ T1065]  ? stack_depot_save_flags+0x367/0x770
[  116.646488][ T1065]  ? __lock_acquire+0x508/0xc10
[  116.646675][ T1065]  ? lock_acquire.part.0+0xbc/0x260
[  116.646854][ T1065]  ? rtnl_newlink+0x883/0xea0
[  116.647031][ T1065]  ? rcu_is_watching+0x15/0xd0
[  116.647220][ T1065]  ? lock_acquire+0x134/0x160
[  116.647396][ T1065]  ? rcu_is_watching+0x15/0xd0
[  116.647579][ T1065]  ? rcu_is_watching+0x15/0xd0
[  116.647757][ T1065]  ? trace_contention_end+0xb3/0x1a0
[  116.647935][ T1065]  ? __mutex_lock+0x1db/0x2010
[  116.648122][ T1065]  ? __mutex_lock+0x9b2/0x2010
[  116.648304][ T1065]  ? rtnl_newlink+0x883/0xea0
[  116.648483][ T1065]  ? ww_mutex_lock+0x160/0x160
[  116.648696][ T1065]  ? __rtnl_newlink+0x3fa/0xa50
[  116.648876][ T1065]  rtnl_newlink+0x8d1/0xea0
[  116.649058][ T1065]  ? lock_acquire.part.0+0xbc/0x260
[  116.649247][ T1065]  ? __rtnl_newlink+0xa50/0xa50
[  116.649424][ T1065]  ? mark_usage+0x61/0x170
[  116.649612][ T1065]  ? lock_acquire.part.0+0xbc/0x260
[  116.649791][ T1065]  ? find_held_lock+0x2b/0x80
[  116.649968][ T1065]  ? __rtnl_newlink+0xa50/0xa50
[  116.650161][ T1065]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.650341][ T1065]  ? __rtnl_newlink+0xa50/0xa50
[  116.650519][ T1065]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.650705][ T1065]  ? validate_chain+0x38b/0xc20
[  116.650909][ T1065]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.651088][ T1065]  ? __lock_acquire+0x508/0xc10
[  116.651301][ T1065]  ? lock_acquire.part.0+0xbc/0x260
[  116.651478][ T1065]  ? find_held_lock+0x2b/0x80
[  116.651681][ T1065]  netlink_rcv_skb+0x14e/0x3a0
[  116.651859][ T1065]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.652038][ T1065]  ? netlink_ack+0xcd0/0xcd0
[  116.652230][ T1065]  ? netlink_deliver_tap+0xc5/0x330
[  116.652407][ T1065]  ? netlink_deliver_tap+0x13c/0x330
[  116.652597][ T1065]  netlink_unicast+0x486/0x750
[  116.652805][ T1065]  ? netlink_attachskb+0x810/0x810
[  116.652983][ T1065]  ? __lock_acquire+0x508/0xc10
[  116.653178][ T1065]  netlink_sendmsg+0x735/0xc60
[  116.653358][ T1065]  ? netlink_unicast+0x750/0x750
[  116.653535][ T1065]  ? __might_fault+0x97/0x140
[  116.653742][ T1065]  ____sys_sendmsg+0x419/0x850
[  116.653922][ T1065]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.654116][ T1065]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.654330][ T1065]  ? move_addr_to_kernel+0x40/0x40
[  116.654511][ T1065]  ? stack_depot_save_flags+0x367/0x770
[  116.654696][ T1065]  ? validate_chain+0x38b/0xc20
[  116.654875][ T1065]  ___sys_sendmsg+0x14e/0x1d0
[  116.655052][ T1065]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  116.655275][ T1065]  ? copy_msghdr_from_user+0x460/0x460
[  116.655466][ T1065]  __sys_sendmsg+0x145/0x1f0
[  116.655651][ T1065]  ? __sys_sendmsg_sock+0x20/0x20
[  116.655826][ T1065]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  116.656089][ T1065]  ? do_raw_spin_unlock+0x59/0x250
[  116.656285][ T1065]  ? rcu_is_watching+0x15/0xd0
[  116.656463][ T1065]  do_syscall_64+0x117/0xfc0
[  116.656647][ T1065]  ? trace_hardirqs_off+0xd/0x30
[  116.656825][ T1065]  ? exc_page_fault+0xee/0x100
[  116.657002][ T1065]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.657223][ T1065] RIP: 0033:0x7f9a1c84f08e
[  116.657403][ T1065] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.657907][ T1065] RSP: 002b:00007ffd0edaaef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.658166][ T1065] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9a1c84f08e
[  116.658406][ T1065] RDX: 0000000000000000 RSI: 00007ffd0edaafa0 RDI: 0000000000000005
[  116.658654][ T1065] RBP: 00007ffd0edaaf00 R08: 0000000000000000 R09: 0000000000000000
[  116.658893][ T1065] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d8
[  116.659156][ T1065] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0edab670
[  116.659404][ T1065]  </TASK>
[  116.659554][ T1065] irq event stamp: 16125
[  116.659699][ T1065] hardirqs last  enabled at (16135): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.659972][ T1065] hardirqs last disabled at (16144): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.660259][ T1065] softirqs last  enabled at (15036): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.660530][ T1065] softirqs last disabled at (15034): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.660806][ T1065] ---[ end trace 0000000000000000 ]---
[  116.666615][ T1065] ------------[ cut here ]------------
[  116.666817][ T1065] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1065
[  116.667091][ T1065] CPU: 3 UID: 0 PID: 1065 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  116.667376][ T1065] Tainted: [W]=WARN
[  116.667480][ T1065] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.667694][ T1065] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  116.667873][ T1065] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  116.668367][ T1065] RSP: 0018:ffa00000028c6da0 EFLAGS: 00010286
[  116.668543][ T1065] RAX: 00000000ffffffa6 RBX: ff11000005f683c0 RCX: 1ff4000000518d7a
[  116.668757][ T1065] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f68478
[  116.668960][ T1065] RBP: ff1100000f654000 R08: 1fe2200000bed090 R09: ff11000015dd5158
[  116.669169][ T1065] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  116.669373][ T1065] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  116.669586][ T1065] FS:  00007f9a1c615840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  116.669825][ T1065] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.670011][ T1065] CR2: 00007ff7f6732574 CR3: 0000000015b16002 CR4: 0000000000771ef0
[  116.670222][ T1065] PKRU: 55555554
[  116.670325][ T1065] Call Trace:
[  116.670426][ T1065]  <TASK>
[  116.670496][ T1065]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  116.670637][ T1065]  ? notifier_call_chain+0xb0/0x320
[  116.670773][ T1065]  rtmsg_ifinfo+0x5c/0xb0
[  116.670877][ T1065]  netif_state_change+0x155/0x340
[  116.671014][ T1065]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  116.671191][ T1065]  ? print_lock_name+0x4c/0x110
[  116.671330][ T1065]  netif_set_operstate+0xc1/0x100
[  116.671511][ T1065]  ? rtnl_put_cacheinfo+0x250/0x250
[  116.671653][ T1065]  hsr_check_carrier_and_operstate+0x1ec/0x700
[  116.671823][ T1065]  ? hsr_port_get_hsr+0x9c/0x150
[  116.671959][ T1065]  ? packet_notifier+0x1c2/0xbd0
[  116.672102][ T1065]  ? mutex_is_locked+0x1c/0x50
[  116.672239][ T1065]  hsr_netdev_notify+0x387/0xad0
[  116.672376][ T1065]  ? hsr_port_get_hsr+0x150/0x150
[  116.672514][ T1065]  notifier_call_chain+0xb0/0x320
[  116.672655][ T1065]  __dev_notify_flags+0xde/0x280
[  116.672791][ T1065]  ? netif_change_name+0x8c0/0x8c0
[  116.672928][ T1065]  ? netif_set_allmulti+0x250/0x250
[  116.673063][ T1065]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.673206][ T1065]  ? is_bpf_text_address+0x68/0x110
[  116.673344][ T1065]  netif_change_flags+0xfe/0x190
[  116.673481][ T1065]  do_setlink.isra.0+0x1cc3/0x2750
[  116.673624][ T1065]  ? rtnl_link_get_size+0x350/0x350
[  116.673760][ T1065]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  116.673931][ T1065]  ? rcu_read_lock_any_held+0x3c/0x90
[  116.674067][ T1065]  ? validate_chain+0x38b/0xc20
[  116.674210][ T1065]  ? rcu_read_lock_any_held+0x66/0x90
[  116.674347][ T1065]  ? stack_depot_save_flags+0x367/0x770
[  116.674484][ T1065]  ? __lock_acquire+0x508/0xc10
[  116.674625][ T1065]  ? lock_acquire.part.0+0xbc/0x260
[  116.674760][ T1065]  ? rtnl_newlink+0x883/0xea0
[  116.674896][ T1065]  ? rcu_is_watching+0x15/0xd0
[  116.675031][ T1065]  ? lock_acquire+0x134/0x160
[  116.675171][ T1065]  ? rcu_is_watching+0x15/0xd0
[  116.675307][ T1065]  ? rcu_is_watching+0x15/0xd0
[  116.675444][ T1065]  ? trace_contention_end+0xb3/0x1a0
[  116.675585][ T1065]  ? __mutex_lock+0x1db/0x2010
[  116.675720][ T1065]  ? __mutex_lock+0x9b2/0x2010
[  116.675855][ T1065]  ? rtnl_newlink+0x883/0xea0
[  116.675991][ T1065]  ? ww_mutex_lock+0x160/0x160
[  116.676135][ T1065]  ? __rtnl_newlink+0x3fa/0xa50
[  116.676273][ T1065]  rtnl_newlink+0x8d1/0xea0
[  116.676411][ T1065]  ? lock_acquire.part.0+0xbc/0x260
[  116.676550][ T1065]  ? __rtnl_newlink+0xa50/0xa50
[  116.676685][ T1065]  ? mark_usage+0x61/0x170
[  116.676821][ T1065]  ? lock_acquire.part.0+0xbc/0x260
[  116.676955][ T1065]  ? find_held_lock+0x2b/0x80
[  116.677089][ T1065]  ? __rtnl_newlink+0xa50/0xa50
[  116.677231][ T1065]  ? __lock_release.isra.0+0x6b/0x1a0
[  116.677367][ T1065]  ? __rtnl_newlink+0xa50/0xa50
[  116.677504][ T1065]  rtnetlink_rcv_msg+0x40d/0x9e0
[  116.677643][ T1065]  ? validate_chain+0x38b/0xc20
[  116.677776][ T1065]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.677910][ T1065]  ? __lock_acquire+0x508/0xc10
[  116.678045][ T1065]  ? lock_acquire.part.0+0xbc/0x260
[  116.678186][ T1065]  ? find_held_lock+0x2b/0x80
[  116.678322][ T1065]  netlink_rcv_skb+0x14e/0x3a0
[  116.678456][ T1065]  ? rtnl_stats_set+0x3f0/0x3f0
[  116.678596][ T1065]  ? netlink_ack+0xcd0/0xcd0
[  116.678733][ T1065]  ? netlink_deliver_tap+0xc5/0x330
[  116.678867][ T1065]  ? netlink_deliver_tap+0x13c/0x330
[  116.679004][ T1065]  netlink_unicast+0x486/0x750
[  116.679145][ T1065]  ? netlink_attachskb+0x810/0x810
[  116.679282][ T1065]  ? __lock_acquire+0x508/0xc10
[  116.679417][ T1065]  netlink_sendmsg+0x735/0xc60
[  116.679559][ T1065]  ? netlink_unicast+0x750/0x750
[  116.679696][ T1065]  ? __might_fault+0x97/0x140
[  116.679833][ T1065]  ____sys_sendmsg+0x419/0x850
[  116.679968][ T1065]  ? copy_msghdr_from_user+0x2a0/0x460
[  116.680108][ T1065]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  116.680277][ T1065]  ? move_addr_to_kernel+0x40/0x40
[  116.680414][ T1065]  ? stack_depot_save_flags+0x367/0x770
[  116.680554][ T1065]  ? validate_chain+0x38b/0xc20
[  116.680692][ T1065]  ___sys_sendmsg+0x14e/0x1d0
[  116.680827][ T1065]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  116.680995][ T1065]  ? copy_msghdr_from_user+0x460/0x460
[  116.681146][ T1065]  __sys_sendmsg+0x145/0x1f0
[  116.681283][ T1065]  ? __sys_sendmsg_sock+0x20/0x20
[  116.681420][ T1065]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  116.681597][ T1065]  ? do_raw_spin_unlock+0x59/0x250
[  116.681735][ T1065]  ? rcu_is_watching+0x15/0xd0
[  116.681872][ T1065]  do_syscall_64+0x117/0xfc0
[  116.682008][ T1065]  ? trace_hardirqs_off+0xd/0x30
[  116.682147][ T1065]  ? exc_page_fault+0xee/0x100
[  116.682284][ T1065]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  116.682453][ T1065] RIP: 0033:0x7f9a1c84f08e
[  116.682599][ T1065] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  116.683083][ T1065] RSP: 002b:00007ffd0edaaef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.683296][ T1065] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9a1c84f08e
[  116.683499][ T1065] RDX: 0000000000000000 RSI: 00007ffd0edaafa0 RDI: 0000000000000005
[  116.683708][ T1065] RBP: 00007ffd0edaaf00 R08: 0000000000000000 R09: 0000000000000000
[  116.683932][ T1065] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6d8
[  116.684139][ T1065] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0edab670
[  116.684346][ T1065]  </TASK>
[  116.684447][ T1065] irq event stamp: 22549
[  116.684553][ T1065] hardirqs last  enabled at (22557): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  116.684789][ T1065] hardirqs last disabled at (22564): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  116.685023][ T1065] softirqs last  enabled at (21582): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.685266][ T1065] softirqs last disabled at (21580): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  116.685503][ T1065] ---[ end trace 0000000000000000 ]---
[  117.354711][   T46] ------------[ cut here ]------------
[  117.354907][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u17:1/46
[  117.355186][   T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  117.355481][   T46] Tainted: [W]=WARN
[  117.355590][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.355749][   T46] Workqueue: events_unbound linkwatch_event
[  117.355915][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  117.356084][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  117.356566][   T46] RSP: 0018:ffa000000032f760 EFLAGS: 00010286
[  117.356729][   T46] RAX: 00000000ffffffa6 RBX: ff11000015cdb000 RCX: 1ff4000000065eb2
[  117.356922][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015cdb0b8
[  117.357122][   T46] RBP: ff1100000f654000 R08: 1fe2200002b9b618 R09: ff11000002410ba8
[  117.357313][   T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  117.357503][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  117.357706][   T46] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  117.357935][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.358104][   T46] CR2: 00005594dfb640a8 CR3: 00000000161b1002 CR4: 0000000000771ef0
[  117.358298][   T46] PKRU: 55555554
[  117.358393][   T46] Call Trace:
[  117.358488][   T46]  <TASK>
[  117.358565][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  117.358701][   T46]  ? notifier_call_chain+0xb0/0x320
[  117.358834][   T46]  rtmsg_ifinfo+0x5c/0xb0
[  117.358931][   T46]  netif_state_change+0x155/0x340
[  117.359059][   T46]  ? __queue_work+0x31a/0xc00
[  117.359196][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  117.359354][   T46]  ? lockdep_hardirqs_on+0x8c/0x130
[  117.359482][   T46]  ? mod_delayed_work_on+0x109/0x120
[  117.359625][   T46]  netif_set_operstate+0xc1/0x100
[  117.359752][   T46]  ? rtnl_put_cacheinfo+0x250/0x250
[  117.359876][   T46]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  117.360035][   T46]  hsr_check_carrier_and_operstate+0x4da/0x700
[  117.360202][   T46]  hsr_netdev_notify+0x387/0xad0
[  117.360327][   T46]  ? unregister_vlan_dev+0x380/0x380
[  117.360456][   T46]  ? hsr_port_get_hsr+0x150/0x150
[  117.360594][   T46]  notifier_call_chain+0xb0/0x320
[  117.360721][   T46]  netif_state_change+0x139/0x340
[  117.360846][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  117.361004][   T46]  ? linkwatch_do_dev+0xae/0xd0
[  117.361135][   T46]  __linkwatch_run_queue+0x34c/0x750
[  117.361266][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[  117.361394][   T46]  linkwatch_event+0x7f/0xb0
[  117.361524][   T46]  ? __linkwatch_run_queue+0x750/0x750
[  117.361660][   T46]  process_one_work+0xdf8/0x1410
[  117.361788][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[  117.361929][   T46]  ? lock_acquire.part.0+0xbc/0x260
[  117.362059][   T46]  worker_thread+0x4f1/0xd60
[  117.362199][   T46]  ? rescuer_thread+0x1320/0x1320
[  117.362324][   T46]  kthread+0x367/0x460
[  117.362419][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  117.362589][   T46]  ? kthread_affine_node+0x330/0x330
[  117.362714][   T46]  ret_from_fork+0x474/0x6b0
[  117.362841][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  117.362999][   T46]  ? __switch_to+0x5a3/0xe00
[  117.363131][   T46]  ? kthread_affine_node+0x330/0x330
[  117.363258][   T46]  ret_from_fork_asm+0x11/0x20
[  117.363391][   T46]  </TASK>
[  117.363488][   T46] irq event stamp: 78941
[  117.363591][   T46] hardirqs last  enabled at (78949): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  117.363812][   T46] hardirqs last disabled at (78956): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  117.364028][   T46] softirqs last  enabled at (78524): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  117.364265][   T46] softirqs last disabled at (78511): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  117.364482][   T46] ---[ end trace 0000000000000000 ]---
[  117.364708][   T46] ------------[ cut here ]------------
[  117.364824][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u17:1/46
[  117.365055][   T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  117.365333][   T46] Tainted: [W]=WARN
[  117.365426][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.365584][   T46] Workqueue: events_unbound linkwatch_event
[  117.365736][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  117.365888][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  117.366324][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[  117.366472][   T46] RAX: 00000000ffffffa6 RBX: ff11000015cdae40 RCX: 1ff4000000065f02
[  117.366661][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015cdaef8
[  117.366842][   T46] RBP: ff11000016619000 R08: 1fe2200002b9b5e0 R09: ff11000002410ba8
[  117.367022][   T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  117.367208][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  117.367387][   T46] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  117.367617][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.367767][   T46] CR2: 00005594dfb640a8 CR3: 00000000161b1002 CR4: 0000000000771ef0
[  117.367947][   T46] PKRU: 55555554
[  117.368035][   T46] Call Trace:
[  117.368130][   T46]  <TASK>
[  117.368196][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  117.368317][   T46]  ? notifier_call_chain+0xb0/0x320
[  117.368441][   T46]  rtmsg_ifinfo+0x5c/0xb0
[  117.368536][   T46]  netif_state_change+0x155/0x340
[  117.368665][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  117.368813][   T46]  ? linkwatch_do_dev+0xae/0xd0
[  117.368931][   T46]  __linkwatch_run_queue+0x34c/0x750
[  117.369054][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[  117.369182][   T46]  linkwatch_event+0x7f/0xb0
[  117.369301][   T46]  ? __linkwatch_run_queue+0x750/0x750
[  117.369423][   T46]  process_one_work+0xdf8/0x1410
[  117.369556][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[  117.369675][   T46]  ? lock_acquire.part.0+0xbc/0x260
[  117.369798][   T46]  worker_thread+0x4f1/0xd60
[  117.369924][   T46]  ? rescuer_thread+0x1320/0x1320
[  117.370042][   T46]  kthread+0x367/0x460
[  117.370138][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  117.370295][   T46]  ? kthread_affine_node+0x330/0x330
[  117.370414][   T46]  ret_from_fork+0x474/0x6b0
[  117.370543][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  117.370703][   T46]  ? __switch_to+0x5a3/0xe00
[  117.370823][   T46]  ? kthread_affine_node+0x330/0x330
[  117.370943][   T46]  ret_from_fork_asm+0x11/0x20
[  117.371070][   T46]  </TASK>
[  117.371172][   T46] irq event stamp: 79427
[  117.371265][   T46] hardirqs last  enabled at (79435): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  117.371471][   T46] hardirqs last disabled at (79442): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  117.371690][   T46] softirqs last  enabled at (79072): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  117.371901][   T46] softirqs last disabled at (79065): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  117.372110][   T46] ---[ end trace 0000000000000000 ]---
[  117.372663][   T46] ------------[ cut here ]------------
[  117.372784][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u17:1/46
[  117.373018][   T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  117.373299][   T46] Tainted: [W]=WARN
[  117.373391][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.373550][   T46] Workqueue: events_unbound linkwatch_event
[  117.373705][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  117.373860][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  117.374297][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[  117.374448][   T46] RAX: 00000000ffffffa6 RBX: ff11000015a5e200 RCX: 1ff4000000065f02
[  117.374639][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a5e2b8
[  117.374822][   T46] RBP: ff110000166c4000 R08: 1fe2200002b4bc58 R09: ff11000002410ba8
[  117.375001][   T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  117.375188][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  117.375373][   T46] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  117.375596][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.375749][   T46] CR2: 00005594dfb640a8 CR3: 00000000161b1002 CR4: 0000000000771ef0
[  117.375929][   T46] PKRU: 55555554
[  117.376019][   T46] Call Trace:
[  117.376113][   T46]  <TASK>
[  117.376175][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  117.376298][   T46]  ? notifier_call_chain+0xb0/0x320
[  117.376423][   T46]  rtmsg_ifinfo+0x5c/0xb0
[  117.376521][   T46]  netif_state_change+0x155/0x340
[  117.376648][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  117.376799][   T46]  ? linkwatch_do_dev+0xae/0xd0
[  117.376919][   T46]  __linkwatch_run_queue+0x34c/0x750
[  117.377041][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[  117.377171][   T46]  linkwatch_event+0x7f/0xb0
[  117.377294][   T46]  ? __linkwatch_run_queue+0x750/0x750
[  117.377416][   T46]  process_one_work+0xdf8/0x1410
[  117.377549][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[  117.377671][   T46]  ? lock_acquire.part.0+0xbc/0x260
[  117.377794][   T46]  worker_thread+0x4f1/0xd60
[  117.377918][   T46]  ? rescuer_thread+0x1320/0x1320
[  117.378040][   T46]  kthread+0x367/0x460
[  117.378138][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  117.378292][   T46]  ? kthread_affine_node+0x330/0x330
[  117.378412][   T46]  ret_from_fork+0x474/0x6b0
[  117.378539][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  117.378694][   T46]  ? __switch_to+0x5a3/0xe00
[  117.378815][   T46]  ? kthread_affine_node+0x330/0x330
[  117.378944][   T46]  ret_from_fork_asm+0x11/0x20
[  117.379069][   T46]  </TASK>
[  117.379169][   T46] irq event stamp: 80183
[  117.379261][   T46] hardirqs last  enabled at (80191): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  117.379467][   T46] hardirqs last disabled at (80198): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  117.379692][   T46] softirqs last  enabled at (79790): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  117.379902][   T46] softirqs last disabled at (79788): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  117.380122][   T46] ---[ end trace 0000000000000000 ]---
[  117.380821][   T46] ------------[ cut here ]------------
[  117.380941][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u17:1/46
[  117.381183][   T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  117.381456][   T46] Tainted: [W]=WARN
[  117.381557][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.381708][   T46] Workqueue: events_unbound linkwatch_event
[  117.381864][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  117.382021][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  117.382457][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[  117.382617][   T46] RAX: 00000000ffffffa6 RBX: ff11000015a5eac0 RCX: 1ff4000000065f02
[  117.382798][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a5eb78
[  117.383063][   T46] RBP: ff1100000f654000 R08: 1fe2200002b4bd70 R09: ff11000002410ba8
[  117.383253][   T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  117.383433][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  117.383705][   T46] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  117.383919][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.384157][   T46] CR2: 00005594dfb640a8 CR3: 00000000161b1002 CR4: 0000000000771ef0
[  117.384338][   T46] PKRU: 55555554
[  117.384427][   T46] Call Trace:
[  117.384522][   T46]  <TASK>
[  117.384589][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  117.384786][   T46]  ? notifier_call_chain+0xb0/0x320
[  117.384907][   T46]  rtmsg_ifinfo+0x5c/0xb0
[  117.385001][   T46]  netif_state_change+0x155/0x340
[  117.385136][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  117.385365][   T46]  ? linkwatch_do_dev+0xae/0xd0
[  117.385484][   T46]  __linkwatch_run_queue+0x34c/0x750
[  117.385617][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[  117.385738][   T46]  linkwatch_event+0x7f/0xb0
[  117.385933][   T46]  ? __linkwatch_run_queue+0x750/0x750
[  117.386059][   T46]  process_one_work+0xdf8/0x1410
[  117.386277][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[  117.386396][   T46]  ? lock_acquire.part.0+0xbc/0x260
[  117.386525][   T46]  worker_thread+0x4f1/0xd60
[  117.386652][   T46]  ? rescuer_thread+0x1320/0x1320
[  117.386771][   T46]  kthread+0x367/0x460
[  117.386866][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  117.387105][   T46]  ? kthread_affine_node+0x330/0x330
[  117.387227][   T46]  ret_from_fork+0x474/0x6b0
[  117.387348][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  117.387497][   T46]  ? __switch_to+0x5a3/0xe00
[  117.387705][   T46]  ? kthread_affine_node+0x330/0x330
[  117.387829][   T46]  ret_from_fork_asm+0x11/0x20
[  117.387955][   T46]  </TASK>
[  117.388043][   T46] irq event stamp: 81107
[  117.388140][   T46] hardirqs last  enabled at (81117): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  117.388350][   T46] hardirqs last disabled at (81124): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  117.388564][   T46] softirqs last  enabled at (80998): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  117.388851][   T46] softirqs last disabled at (80833): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  117.389060][   T46] ---[ end trace 0000000000000000 ]---
[  118.734778][ T1066] ------------[ cut here ]------------
[  118.734962][ T1066] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1066
[  118.735243][ T1066] CPU: 3 UID: 0 PID: 1066 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  118.735510][ T1066] Tainted: [W]=WARN
[  118.735620][ T1066] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.735783][ T1066] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  118.735954][ T1066] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  118.736432][ T1066] RSP: 0018:ffa0000002557020 EFLAGS: 00010286
[  118.736611][ T1066] RAX: 00000000ffffffa6 RBX: ff11000015dc7000 RCX: 1ff40000004aadca
[  118.736809][ T1066] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015dc70b8
[  118.737009][ T1066] RBP: ff110000166c1000 R08: 1fe2200002bb8e18 R09: ff11000013bc2e58
[  118.737210][ T1066] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  118.737409][ T1066] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000166c1ce1
[  118.737620][ T1066] FS:  00007fc74cdd6840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  118.737849][ T1066] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  118.738015][ T1066] CR2: 000000001479a988 CR3: 0000000016249001 CR4: 0000000000771ef0
[  118.738221][ T1066] PKRU: 55555554
[  118.738322][ T1066] Call Trace:
[  118.738419][ T1066]  <TASK>
[  118.738488][ T1066]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  118.738630][ T1066]  rtmsg_ifinfo+0x5c/0xb0
[  118.738729][ T1066]  ? mark_held_locks+0x40/0x70
[  118.738862][ T1066]  __dev_notify_flags+0x1b8/0x280
[  118.738995][ T1066]  ? netif_change_name+0x8c0/0x8c0
[  118.739130][ T1066]  ? __dev_change_flags+0x288/0x660
[  118.739267][ T1066]  ? netif_set_allmulti+0x250/0x250
[  118.739397][ T1066]  ? __lock_release.isra.0+0x6b/0x1a0
[  118.739528][ T1066]  ? is_bpf_text_address+0x68/0x110
[  118.739668][ T1066]  netif_change_flags+0xfe/0x190
[  118.739801][ T1066]  do_setlink.isra.0+0x1cc3/0x2750
[  118.739933][ T1066]  ? rtnl_link_get_size+0x350/0x350
[  118.740063][ T1066]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  118.740236][ T1066]  ? rcu_read_lock_any_held+0x3c/0x90
[  118.740365][ T1066]  ? validate_chain+0x38b/0xc20
[  118.740496][ T1066]  ? rcu_read_lock_any_held+0x66/0x90
[  118.740641][ T1066]  ? stack_depot_save_flags+0x367/0x770
[  118.740773][ T1066]  ? __lock_acquire+0x508/0xc10
[  118.740904][ T1066]  ? lock_acquire.part.0+0xbc/0x260
[  118.741034][ T1066]  ? rtnl_newlink+0x883/0xea0
[  118.741171][ T1066]  ? rcu_is_watching+0x15/0xd0
[  118.741309][ T1066]  ? lock_acquire+0x134/0x160
[  118.741441][ T1066]  ? rcu_is_watching+0x15/0xd0
[  118.741584][ T1066]  ? rcu_is_watching+0x15/0xd0
[  118.741715][ T1066]  ? trace_contention_end+0xb3/0x1a0
[  118.741846][ T1066]  ? __mutex_lock+0x1db/0x2010
[  118.741979][ T1066]  ? __mutex_lock+0x9b2/0x2010
[  118.742112][ T1066]  ? rtnl_newlink+0x883/0xea0
[  118.742248][ T1066]  ? ww_mutex_lock+0x160/0x160
[  118.742381][ T1066]  ? __rtnl_newlink+0x3fa/0xa50
[  118.742520][ T1066]  rtnl_newlink+0x8d1/0xea0
[  118.742659][ T1066]  ? lock_acquire.part.0+0xbc/0x260
[  118.742790][ T1066]  ? __rtnl_newlink+0xa50/0xa50
[  118.742921][ T1066]  ? mark_usage+0x61/0x170
[  118.743052][ T1066]  ? lock_acquire.part.0+0xbc/0x260
[  118.743185][ T1066]  ? find_held_lock+0x2b/0x80
[  118.743319][ T1066]  ? __rtnl_newlink+0xa50/0xa50
[  118.743452][ T1066]  ? __lock_release.isra.0+0x6b/0x1a0
[  118.743596][ T1066]  ? __rtnl_newlink+0xa50/0xa50
[  118.743726][ T1066]  rtnetlink_rcv_msg+0x40d/0x9e0
[  118.743856][ T1066]  ? validate_chain+0x38b/0xc20
[  118.743985][ T1066]  ? rtnl_stats_set+0x3f0/0x3f0
[  118.744120][ T1066]  ? __lock_acquire+0x508/0xc10
[  118.744255][ T1066]  ? lock_acquire.part.0+0xbc/0x260
[  118.744390][ T1066]  ? find_held_lock+0x2b/0x80
[  118.744526][ T1066]  netlink_rcv_skb+0x14e/0x3a0
[  118.744668][ T1066]  ? rtnl_stats_set+0x3f0/0x3f0
[  118.744803][ T1066]  ? netlink_ack+0xcd0/0xcd0
[  118.744939][ T1066]  ? netlink_deliver_tap+0xc5/0x330
[  118.745069][ T1066]  ? netlink_deliver_tap+0x13c/0x330
[  118.745207][ T1066]  netlink_unicast+0x486/0x750
[  118.745341][ T1066]  ? netlink_attachskb+0x810/0x810
[  118.745473][ T1066]  ? __lock_acquire+0x508/0xc10
[  118.745620][ T1066]  netlink_sendmsg+0x735/0xc60
[  118.745753][ T1066]  ? netlink_unicast+0x750/0x750
[  118.745885][ T1066]  ? __might_fault+0x97/0x140
[  118.746017][ T1066]  ____sys_sendmsg+0x419/0x850
[  118.746154][ T1066]  ? copy_msghdr_from_user+0x2a0/0x460
[  118.746290][ T1066]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  118.746453][ T1066]  ? move_addr_to_kernel+0x40/0x40
[  118.746595][ T1066]  ? stack_depot_save_flags+0x367/0x770
[  118.746730][ T1066]  ? validate_chain+0x38b/0xc20
[  118.746862][ T1066]  ___sys_sendmsg+0x14e/0x1d0
[  118.746992][ T1066]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  118.747162][ T1066]  ? copy_msghdr_from_user+0x460/0x460
[  118.747306][ T1066]  __sys_sendmsg+0x145/0x1f0
[  118.747437][ T1066]  ? __sys_sendmsg_sock+0x20/0x20
[  118.747577][ T1066]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  118.747740][ T1066]  ? do_raw_spin_unlock+0x59/0x250
[  118.747872][ T1066]  ? rcu_is_watching+0x15/0xd0
[  118.748007][ T1066]  do_syscall_64+0x117/0xfc0
[  118.748142][ T1066]  ? trace_hardirqs_off+0xd/0x30
[  118.748274][ T1066]  ? exc_page_fault+0xee/0x100
[  118.748404][ T1066]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  118.748578][ T1066] RIP: 0033:0x7fc74d01008e
[  118.748718][ T1066] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  118.749197][ T1066] RSP: 002b:00007fffff803c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  118.749399][ T1066] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc74d01008e
[  118.749604][ T1066] RDX: 0000000000000000 RSI: 00007fffff803d20 RDI: 0000000000000005
[  118.749799][ T1066] RBP: 00007fffff803c80 R08: 0000000000000000 R09: 0000000000000000
[  118.749998][ T1066] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6da
[  118.750205][ T1066] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffff8043f0
[  118.750407][ T1066]  </TASK>
[  118.750506][ T1066] irq event stamp: 31857
[  118.750615][ T1066] hardirqs last  enabled at (31865): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  118.750846][ T1066] hardirqs last disabled at (31872): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  118.751081][ T1066] softirqs last  enabled at (30980): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  118.751320][ T1066] softirqs last disabled at (30978): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  118.751552][ T1066] ---[ end trace 0000000000000000 ]---
[  118.753074][   T39] ------------[ cut here ]------------
[  118.753236][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u20:0/39
[  118.753482][   T39] CPU: 0 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  118.753772][   T39] Tainted: [W]=WARN
[  118.753865][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.754019][   T39] Workqueue: events_unbound linkwatch_event
[  118.754189][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  118.754352][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  118.754797][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[  118.754954][   T39] RAX: 00000000ffffffa6 RBX: ff110000132d0ac0 RCX: 1ff4000000057f02
[  118.755150][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000132d0b78
[  118.755344][   T39] RBP: ff110000166c4000 R08: 1fe220000265a170 R09: ff11000001d951a8
[  118.755527][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  118.755712][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  118.755896][   T39] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  118.756112][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  118.756274][   T39] CR2: 00005594dfb640a8 CR3: 00000000161b1002 CR4: 0000000000771ef0
[  118.756456][   T39] PKRU: 55555554
[  118.756576][   T39] Call Trace:
[  118.756720][   T39]  <TASK>
[  118.756823][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  118.756994][   T39]  ? notifier_call_chain+0xb0/0x320
[  118.757124][   T39]  rtmsg_ifinfo+0x5c/0xb0
[  118.757222][   T39]  netif_state_change+0x155/0x340
[  118.757348][   T39]  ? dev_deactivate+0xc1/0x210
[  118.757468][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  118.757706][   T39]  ? rfc2863_policy+0x1a0/0x310
[  118.757825][   T39]  ? linkwatch_do_dev+0x9c/0xd0
[  118.757946][   T39]  __linkwatch_run_queue+0x34c/0x750
[  118.758066][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[  118.758200][   T39]  linkwatch_event+0x7f/0xb0
[  118.758324][   T39]  ? __linkwatch_run_queue+0x750/0x750
[  118.758444][   T39]  process_one_work+0xdf8/0x1410
[  118.758579][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[  118.758700][   T39]  ? lock_acquire.part.0+0xbc/0x260
[  118.758824][   T39]  worker_thread+0x4f1/0xd60
[  118.758950][   T39]  ? rescuer_thread+0x1320/0x1320
[  118.759071][   T39]  kthread+0x367/0x460
[  118.759168][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  118.759322][   T39]  ? kthread_affine_node+0x330/0x330
[  118.759445][   T39]  ret_from_fork+0x474/0x6b0
[  118.759576][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  118.759803][   T39]  ? __switch_to+0x5a3/0xe00
[  118.759925][   T39]  ? kthread_affine_node+0x330/0x330
[  118.760045][   T39]  ret_from_fork_asm+0x11/0x20
[  118.760254][   T39]  </TASK>
[  118.760347][   T39] irq event stamp: 296383
[  118.760440][   T39] hardirqs last  enabled at (296391): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  118.760663][   T39] hardirqs last disabled at (296398): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  118.760951][   T39] softirqs last  enabled at (296080): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  118.761170][   T39] softirqs last disabled at (296075): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  118.761464][   T39] ---[ end trace 0000000000000000 ]---
[  122.286686][   T67] ------------[ cut here ]------------
[  122.286924][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  122.287285][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.287658][   T67] Tainted: [W]=WARN
[  122.287754][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.287972][   T67] Workqueue: netns cleanup_net
[  122.288147][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.288356][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.288943][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[  122.289125][   T67] RAX: 00000000ffffffa6 RBX: ff11000004e38ac0 RCX: 1ff4000000090eed
[  122.289321][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e38b78
[  122.289509][   T67] RBP: ff11000001dc4000 R08: 1fe22000009c7170 R09: ff1100000faa0bd0
[  122.289706][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  122.289939][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  122.290142][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  122.290410][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.290577][   T67] CR2: 0000555faa067d5c CR3: 0000000004e6a005 CR4: 0000000000771ef0
[  122.290820][   T67] PKRU: 55555554
[  122.290920][   T67] Call Trace:
[  122.291059][   T67]  <TASK>
[  122.291145][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  122.291314][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.291527][   T67]  ? queue_rcu_work+0x7c/0xa0
[  122.291684][   T67]  ? ipmr_free_table+0x12e/0x2a0
[  122.291850][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.292015][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  122.292182][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.292388][   T67]  ops_undo_list+0x615/0x8f0
[  122.292575][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.292753][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.292878][   T67]  cleanup_net+0x431/0x890
[  122.293001][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.293141][   T67]  ? process_one_work+0xdb7/0x1410
[  122.293265][   T67]  ? lock_acquire+0x134/0x160
[  122.293388][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.293510][   T67]  process_one_work+0xdf8/0x1410
[  122.293704][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.293846][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.293971][   T67]  worker_thread+0x4f1/0xd60
[  122.294092][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.294221][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.294345][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.294467][   T67]  kthread+0x367/0x460
[  122.294572][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.294729][   T67]  ? kthread_affine_node+0x330/0x330
[  122.294849][   T67]  ret_from_fork+0x474/0x6b0
[  122.294972][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.295166][   T67]  ? __switch_to+0x5a3/0xe00
[  122.295292][   T67]  ? kthread_affine_node+0x330/0x330
[  122.295414][   T67]  ret_from_fork_asm+0x11/0x20
[  122.295549][   T67]  </TASK>
[  122.295669][   T67] irq event stamp: 1861857
[  122.295791][   T67] hardirqs last  enabled at (1861865): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.295993][   T67] hardirqs last disabled at (1861872): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.296214][   T67] softirqs last  enabled at (1861822): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.296432][   T67] softirqs last disabled at (1861757): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.296663][   T67] ---[ end trace 0000000000000000 ]---
[  122.309933][   T67] vethA: left promiscuous mode
[  122.310162][   T67] ------------[ cut here ]------------
[  122.310316][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  122.310590][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.310890][   T67] Tainted: [W]=WARN
[  122.310996][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.311180][   T67] Workqueue: netns cleanup_net
[  122.311329][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.311514][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.312009][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[  122.312247][   T67] RAX: 00000000ffffffa6 RBX: ff11000004e39540 RCX: 1ff4000000090eae
[  122.312449][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e395f8
[  122.312659][   T67] RBP: ff11000015aac000 R08: 1fe22000009c72c0 R09: ff1100000faa0bd0
[  122.312862][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  122.313060][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000192af50
[  122.313279][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  122.313512][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.313689][   T67] CR2: 0000555faa067d5c CR3: 0000000004e6a005 CR4: 0000000000771ef0
[  122.313888][   T67] PKRU: 55555554
[  122.313986][   T67] Call Trace:
[  122.314084][   T67]  <TASK>
[  122.314161][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  122.314301][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  122.314401][   T67]  __dev_notify_flags+0x1b8/0x280
[  122.314542][   T67]  ? netdev_info+0xe2/0x116
[  122.314682][   T67]  ? netdev_notice+0x120/0x120
[  122.314813][   T67]  ? netif_change_name+0x8c0/0x8c0
[  122.314946][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[  122.315118][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  122.315261][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[  122.315404][   T67]  __dev_set_promiscuity+0x194/0x230
[  122.315546][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[  122.315688][   T67]  netif_set_promiscuity+0x4c/0xc0
[  122.315826][   T67]  dev_set_promiscuity+0x9d/0x150
[  122.315966][   T67]  hsr_del_port+0x36d/0x490
[  122.316115][   T67]  hsr_del_ports+0x24/0x80
[  122.316259][   T67]  hsr_dellink+0x5d/0x90
[  122.316370][   T67]  default_device_exit_batch+0x19d/0x600
[  122.316510][   T67]  ? unregister_netdev+0x60/0x60
[  122.316656][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.316792][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.316927][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.317059][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.317201][   T67]  cleanup_net+0x431/0x890
[  122.317334][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.317467][   T67]  ? process_one_work+0xdb7/0x1410
[  122.317613][   T67]  ? lock_acquire+0x134/0x160
[  122.317744][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.317877][   T67]  process_one_work+0xdf8/0x1410
[  122.318012][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.318151][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.318288][   T67]  worker_thread+0x4f1/0xd60
[  122.318421][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.318556][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.318694][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.318827][   T67]  kthread+0x367/0x460
[  122.318928][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.319092][   T67]  ? kthread_affine_node+0x330/0x330
[  122.319234][   T67]  ret_from_fork+0x474/0x6b0
[  122.319373][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.319548][   T67]  ? __switch_to+0x5a3/0xe00
[  122.319694][   T67]  ? kthread_affine_node+0x330/0x330
[  122.319834][   T67]  ret_from_fork_asm+0x11/0x20
[  122.319979][   T67]  </TASK>
[  122.320086][   T67] irq event stamp: 1864073
[  122.320233][   T67] hardirqs last  enabled at (1864083): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.320479][   T67] hardirqs last disabled at (1864090): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.320726][   T67] softirqs last  enabled at (1863664): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.320958][   T67] softirqs last disabled at (1863639): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.321201][   T67] ---[ end trace 0000000000000000 ]---
[  122.321477][   T67] ------------[ cut here ]------------
[  122.321620][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  122.321877][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.322183][   T67] Tainted: [W]=WARN
[  122.322286][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.322499][   T67] Workqueue: netns cleanup_net
[  122.322666][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.322834][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.323363][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[  122.323589][   T67] RAX: 00000000ffffffa6 RBX: ff11000004e38900 RCX: 1ff4000000090eb2
[  122.323782][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e389b8
[  122.323973][   T67] RBP: ff11000015aac000 R08: 1fe22000009c7138 R09: ff1100000faa0bd0
[  122.324222][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  122.324415][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  122.324619][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  122.324844][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.325007][   T67] CR2: 0000555faa067d5c CR3: 0000000004e6a005 CR4: 0000000000771ef0
[  122.325256][   T67] PKRU: 55555554
[  122.325352][   T67] Call Trace:
[  122.325449][   T67]  <TASK>
[  122.325522][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.325660][   T67]  rtnetlink_event+0xe0/0x1f0
[  122.325790][   T67]  notifier_call_chain+0xb0/0x320
[  122.325921][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[  122.326050][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[  122.326271][   T67]  ? find_held_lock+0x2b/0x80
[  122.326404][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[  122.326538][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[  122.326706][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  122.326838][   T67]  ? dev_set_promiscuity+0xa8/0x150
[  122.326967][   T67]  hsr_del_port+0x25a/0x490
[  122.327153][   T67]  hsr_del_ports+0x24/0x80
[  122.327283][   T67]  hsr_dellink+0x5d/0x90
[  122.327381][   T67]  default_device_exit_batch+0x19d/0x600
[  122.327512][   T67]  ? unregister_netdev+0x60/0x60
[  122.327652][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.327782][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.327911][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.328039][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.328224][   T67]  cleanup_net+0x431/0x890
[  122.328353][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.328481][   T67]  ? process_one_work+0xdb7/0x1410
[  122.328621][   T67]  ? lock_acquire+0x134/0x160
[  122.328749][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.328880][   T67]  process_one_work+0xdf8/0x1410
[  122.329012][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.329193][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.329328][   T67]  worker_thread+0x4f1/0xd60
[  122.329458][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.329605][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.329733][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.329860][   T67]  kthread+0x367/0x460
[  122.329956][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.330169][   T67]  ? kthread_affine_node+0x330/0x330
[  122.330299][   T67]  ret_from_fork+0x474/0x6b0
[  122.330427][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.330596][   T67]  ? __switch_to+0x5a3/0xe00
[  122.330725][   T67]  ? kthread_affine_node+0x330/0x330
[  122.330854][   T67]  ret_from_fork_asm+0x11/0x20
[  122.330988][   T67]  </TASK>
[  122.331084][   T67] irq event stamp: 1865579
[  122.331265][   T67] hardirqs last  enabled at (1865681): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.331486][   T67] hardirqs last disabled at (1865688): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.331719][   T67] softirqs last  enabled at (1865678): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.331940][   T67] softirqs last disabled at (1865587): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.332216][   T67] ---[ end trace 0000000000000000 ]---
[  122.332423][   T67] vethB: left promiscuous mode
[  122.332644][   T67] ------------[ cut here ]------------
[  122.332780][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  122.333043][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.333404][   T67] Tainted: [W]=WARN
[  122.333505][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.333682][   T67] Workqueue: netns cleanup_net
[  122.333821][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.333994][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.334475][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[  122.334658][   T67] RAX: 00000000ffffffa6 RBX: ff11000005f698c0 RCX: 1ff4000000090eae
[  122.334855][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f69978
[  122.335053][   T67] RBP: ff110000166c1000 R08: 1fe2200000bed330 R09: ff1100000faa0bd0
[  122.335261][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[  122.335459][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000192aa50
[  122.335663][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  122.335894][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.336061][   T67] CR2: 00007ffe875b9d78 CR3: 0000000013d03005 CR4: 0000000000771ef0
[  122.336271][   T67] PKRU: 55555554
[  122.336370][   T67] Call Trace:
[  122.336468][   T67]  <TASK>
[  122.336541][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  122.336682][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  122.336782][   T67]  __dev_notify_flags+0x1b8/0x280
[  122.336914][   T67]  ? netdev_info+0xe2/0x116
[  122.337048][   T67]  ? netdev_notice+0x120/0x120
[  122.337188][   T67]  ? netif_change_name+0x8c0/0x8c0
[  122.337324][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[  122.337489][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  122.337627][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[  122.337762][   T67]  __dev_set_promiscuity+0x194/0x230
[  122.337895][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[  122.338028][   T67]  netif_set_promiscuity+0x4c/0xc0
[  122.338165][   T67]  dev_set_promiscuity+0x9d/0x150
[  122.338300][   T67]  hsr_del_port+0x36d/0x490
[  122.338434][   T67]  hsr_del_ports+0x3e/0x80
[  122.338571][   T67]  hsr_dellink+0x5d/0x90
[  122.338677][   T67]  default_device_exit_batch+0x19d/0x600
[  122.338811][   T67]  ? unregister_netdev+0x60/0x60
[  122.338945][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.339079][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.339220][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.339352][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.339487][   T67]  cleanup_net+0x431/0x890
[  122.339627][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.339759][   T67]  ? process_one_work+0xdb7/0x1410
[  122.339894][   T67]  ? lock_acquire+0x134/0x160
[  122.340027][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.340166][   T67]  process_one_work+0xdf8/0x1410
[  122.340307][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.340439][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.340581][   T67]  worker_thread+0x4f1/0xd60
[  122.340722][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.340854][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.340987][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.341125][   T67]  kthread+0x367/0x460
[  122.341226][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.341393][   T67]  ? kthread_affine_node+0x330/0x330
[  122.341527][   T67]  ret_from_fork+0x474/0x6b0
[  122.341664][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.341830][   T67]  ? __switch_to+0x5a3/0xe00
[  122.341963][   T67]  ? kthread_affine_node+0x330/0x330
[  122.342103][   T67]  ret_from_fork_asm+0x11/0x20
[  122.342243][   T67]  </TASK>
[  122.342349][   T67] irq event stamp: 1866513
[  122.342481][   T67] hardirqs last  enabled at (1866521): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.342722][   T67] hardirqs last disabled at (1866528): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.342953][   T67] softirqs last  enabled at (1866126): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.343188][   T67] softirqs last disabled at (1866121): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.343422][   T67] ---[ end trace 0000000000000000 ]---
[  122.343697][   T67] ------------[ cut here ]------------
[  122.343824][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  122.344076][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.344388][   T67] Tainted: [W]=WARN
[  122.344490][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.344661][   T67] Workqueue: netns cleanup_net
[  122.344793][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.344960][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.345429][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[  122.345598][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ff2740 RCX: 1ff4000000090eb2
[  122.345790][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff27f8
[  122.345983][   T67] RBP: ff110000166c1000 R08: 1fe22000027fe500 R09: ff1100000faa0bd0
[  122.346179][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  122.346377][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  122.346576][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  122.346807][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.346970][   T67] CR2: 00007ffe875b9d78 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  122.347171][   T67] PKRU: 55555554
[  122.347270][   T67] Call Trace:
[  122.347367][   T67]  <TASK>
[  122.347434][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.347567][   T67]  rtnetlink_event+0xe0/0x1f0
[  122.347705][   T67]  notifier_call_chain+0xb0/0x320
[  122.347837][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[  122.347968][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[  122.348139][   T67]  ? find_held_lock+0x2b/0x80
[  122.348276][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[  122.348407][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[  122.348573][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  122.348711][   T67]  ? dev_set_promiscuity+0xa8/0x150
[  122.348841][   T67]  hsr_del_port+0x25a/0x490
[  122.348972][   T67]  hsr_del_ports+0x3e/0x80
[  122.349108][   T67]  hsr_dellink+0x5d/0x90
[  122.349207][   T67]  default_device_exit_batch+0x19d/0x600
[  122.349338][   T67]  ? unregister_netdev+0x60/0x60
[  122.349468][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.349609][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.349740][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.349869][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.350002][   T67]  cleanup_net+0x431/0x890
[  122.350135][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.350266][   T67]  ? process_one_work+0xdb7/0x1410
[  122.350397][   T67]  ? lock_acquire+0x134/0x160
[  122.350527][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.350662][   T67]  process_one_work+0xdf8/0x1410
[  122.350794][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.350927][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.351148][   T67]  worker_thread+0x4f1/0xd60
[  122.351282][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.351411][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.351546][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.351678][   T67]  kthread+0x367/0x460
[  122.351776][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.351937][   T67]  ? kthread_affine_node+0x330/0x330
[  122.352066][   T67]  ret_from_fork+0x474/0x6b0
[  122.352209][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.352368][   T67]  ? __switch_to+0x5a3/0xe00
[  122.352590][   T67]  ? kthread_affine_node+0x330/0x330
[  122.352720][   T67]  ret_from_fork_asm+0x11/0x20
[  122.352937][   T67]  </TASK>
[  122.353035][   T67] irq event stamp: 1867185
[  122.353168][   T67] hardirqs last  enabled at (1867195): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.353568][   T67] hardirqs last disabled at (1867202): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.353795][   T67] softirqs last  enabled at (1866746): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.354018][   T67] softirqs last disabled at (1866741): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.354243][   T67] ---[ end trace 0000000000000000 ]---
[  122.354451][   T67] ------------[ cut here ]------------
[  122.354662][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  122.354919][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.355215][   T67] Tainted: [W]=WARN
[  122.355314][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.355471][   T67] Workqueue: netns cleanup_net
[  122.355616][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.355779][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.356297][   T67] RSP: 0018:ffa0000000487840 EFLAGS: 00010286
[  122.356456][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ff2040 RCX: 1ff4000000090ece
[  122.356654][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff20f8
[  122.356844][   T67] RBP: ff110000166c1000 R08: 1fe22000027fe420 R09: ff1100000faa0bd0
[  122.357030][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  122.357271][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  122.357527][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  122.357757][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.357914][   T67] CR2: 00007ffe875b9d78 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  122.358154][   T67] PKRU: 55555554
[  122.358251][   T67] Call Trace:
[  122.358345][   T67]  <TASK>
[  122.358410][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.358541][   T67]  rtnetlink_event+0xe0/0x1f0
[  122.358676][   T67]  notifier_call_chain+0xb0/0x320
[  122.358803][   T67]  call_netdevice_notifiers+0x70/0xa0
[  122.358930][   T67]  ? __dev_open+0x610/0x610
[  122.359057][   T67]  hsr_del_port+0x33f/0x490
[  122.359240][   T67]  hsr_del_ports+0x3e/0x80
[  122.359368][   T67]  hsr_dellink+0x5d/0x90
[  122.359464][   T67]  default_device_exit_batch+0x19d/0x600
[  122.359602][   T67]  ? unregister_netdev+0x60/0x60
[  122.359731][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.359859][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.359987][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.360164][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.360298][   T67]  cleanup_net+0x431/0x890
[  122.360426][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.360555][   T67]  ? process_one_work+0xdb7/0x1410
[  122.360689][   T67]  ? lock_acquire+0x134/0x160
[  122.360814][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.360941][   T67]  process_one_work+0xdf8/0x1410
[  122.361070][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.361250][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.361382][   T67]  worker_thread+0x4f1/0xd60
[  122.361599][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.361727][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.361855][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.362194][   T67]  kthread+0x367/0x460
[  122.362292][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.362448][   T67]  ? kthread_affine_node+0x330/0x330
[  122.362746][   T67]  ret_from_fork+0x474/0x6b0
[  122.363039][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.363515][   T67]  ? __switch_to+0x5a3/0xe00
[  122.363651][   T67]  ? kthread_affine_node+0x330/0x330
[  122.363783][   T67]  ret_from_fork_asm+0x11/0x20
[  122.363916][   T67]  </TASK>
[  122.364015][   T67] irq event stamp: 1868615
[  122.364192][   T67] hardirqs last  enabled at (1868717): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.364418][   T67] hardirqs last disabled at (1868724): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.364657][   T67] softirqs last  enabled at (1868714): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.364880][   T67] softirqs last disabled at (1868623): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.365149][   T67] ---[ end trace 0000000000000000 ]---
[  122.366237][   T67] ------------[ cut here ]------------
[  122.366368][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  122.366623][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.366902][   T67] Tainted: [W]=WARN
[  122.366995][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.367625][   T67] Workqueue: netns cleanup_net
[  122.367759][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.367920][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.368413][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  122.368573][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e391c0 RCX: 1ff4000000090eaf
[  122.368762][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e39278
[  122.368946][   T67] RBP: ff1100001621c000 R08: 1fe2200002bc7250 R09: ff1100000faa0bd0
[  122.369179][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  122.369365][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000166c4000
[  122.369554][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  122.369778][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.369931][   T67] CR2: 00007ffe875b9d78 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  122.370165][   T67] PKRU: 55555554
[  122.370258][   T67] Call Trace:
[  122.370349][   T67]  <TASK>
[  122.370412][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  122.370540][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  122.370637][   T67]  netif_close_many+0x2ac/0x640
[  122.370760][   T67]  ? __dev_close_many+0x530/0x530
[  122.370883][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  122.371036][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  122.371242][   T67]  ? mark_held_locks+0x40/0x70
[  122.371365][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.371488][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.371648][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.371769][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.371891][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  122.372045][   T67]  ? unregister_netdevice_many+0x20/0x20
[  122.372219][   T67]  default_device_exit_batch+0x38b/0x600
[  122.372344][   T67]  ? unregister_netdev+0x60/0x60
[  122.372467][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.372601][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.372726][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.372849][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.372974][   T67]  cleanup_net+0x431/0x890
[  122.373148][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.373271][   T67]  ? process_one_work+0xdb7/0x1410
[  122.373395][   T67]  ? lock_acquire+0x134/0x160
[  122.373522][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.373653][   T67]  process_one_work+0xdf8/0x1410
[  122.373779][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.373901][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.374028][   T67]  worker_thread+0x4f1/0xd60
[  122.374201][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.374326][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.374449][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.374578][   T67]  kthread+0x367/0x460
[  122.374677][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.374829][   T67]  ? kthread_affine_node+0x330/0x330
[  122.374957][   T67]  ret_from_fork+0x474/0x6b0
[  122.375085][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.375296][   T67]  ? __switch_to+0x5a3/0xe00
[  122.375418][   T67]  ? kthread_affine_node+0x330/0x330
[  122.375544][   T67]  ret_from_fork_asm+0x11/0x20
[  122.375677][   T67]  </TASK>
[  122.375767][   T67] irq event stamp: 1871319
[  122.375887][   T67] hardirqs last  enabled at (1871327): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.376151][   T67] hardirqs last disabled at (1871430): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.376364][   T67] softirqs last  enabled at (1871428): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.376601][   T67] softirqs last disabled at (1871335): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.376812][   T67] ---[ end trace 0000000000000000 ]---
[  122.378707][   T67] ------------[ cut here ]------------
[  122.378835][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  122.379075][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.379358][   T67] Tainted: [W]=WARN
[  122.379451][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.379617][   T67] Workqueue: netns cleanup_net
[  122.379744][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.379903][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.380879][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  122.381036][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e3c040 RCX: 1ff4000000090eaf
[  122.381275][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3c0f8
[  122.381458][   T67] RBP: ff110000166c4000 R08: 1fe2200002bc7820 R09: ff1100000faa0bd0
[  122.381648][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  122.381838][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015aac000
[  122.382020][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  122.382284][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.382438][   T67] CR2: 00007ffe875b9d78 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  122.382680][   T67] PKRU: 55555554
[  122.382771][   T67] Call Trace:
[  122.382863][   T67]  <TASK>
[  122.382926][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  122.383049][   T67]  ? notifier_call_chain+0xb0/0x320
[  122.383222][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  122.383316][   T67]  netif_close_many+0x2ac/0x640
[  122.383440][   T67]  ? __dev_close_many+0x530/0x530
[  122.383568][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  122.383728][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  122.383881][   T67]  ? mark_held_locks+0x40/0x70
[  122.384002][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.384174][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.384326][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.384447][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.384573][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  122.384731][   T67]  ? unregister_netdevice_many+0x20/0x20
[  122.384857][   T67]  default_device_exit_batch+0x38b/0x600
[  122.384982][   T67]  ? unregister_netdev+0x60/0x60
[  122.385153][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.385279][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.385404][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.385527][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.385690][   T67]  cleanup_net+0x431/0x890
[  122.385813][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.385937][   T67]  ? process_one_work+0xdb7/0x1410
[  122.386061][   T67]  ? lock_acquire+0x134/0x160
[  122.386234][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.386360][   T67]  process_one_work+0xdf8/0x1410
[  122.386486][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.386619][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.386746][   T67]  worker_thread+0x4f1/0xd60
[  122.386869][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.386991][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.387163][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.387287][   T67]  kthread+0x367/0x460
[  122.387379][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.387537][   T67]  ? kthread_affine_node+0x330/0x330
[  122.387666][   T67]  ret_from_fork+0x474/0x6b0
[  122.387792][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.387946][   T67]  ? __switch_to+0x5a3/0xe00
[  122.388072][   T67]  ? kthread_affine_node+0x330/0x330
[  122.388252][   T67]  ret_from_fork_asm+0x11/0x20
[  122.388379][   T67]  </TASK>
[  122.388471][   T67] irq event stamp: 1876729
[  122.388602][   T67] hardirqs last  enabled at (1876737): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.388814][   T67] hardirqs last disabled at (1876744): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.389023][   T67] softirqs last  enabled at (1876710): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.389284][   T67] softirqs last disabled at (1876761): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.389495][   T67] ---[ end trace 0000000000000000 ]---
[  122.394547][   T67] ------------[ cut here ]------------
[  122.394692][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  122.394952][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.395256][   T67] Tainted: [W]=WARN
[  122.395356][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.395524][   T67] Workqueue: netns cleanup_net
[  122.395664][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.395832][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.396444][   T67] RSP: 0018:ffa00000004874d0 EFLAGS: 00010286
[  122.396620][   T67] RAX: 00000000ffffffa6 RBX: ff11000015cdb380 RCX: 1ff4000000090e60
[  122.396815][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015cdb438
[  122.397009][   T67] RBP: ff1100000f654000 R08: 1fe2200002b9b688 R09: ff1100000faa0bd0
[  122.397279][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  122.397475][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  122.397684][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  122.397913][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.398078][   T67] CR2: 00007ffe875b9d78 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  122.398328][   T67] PKRU: 55555554
[  122.398481][   T67] Call Trace:
[  122.398591][   T67]  <TASK>
[  122.398662][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  122.398794][   T67]  ? notifier_call_chain+0xb0/0x320
[  122.398925][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  122.399026][   T67]  netif_state_change+0x155/0x340
[  122.399214][   T67]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  122.399381][   T67]  ? preempt_schedule_notrace_thunk+0x16/0x30
[  122.399551][   T67]  ? trace_irq_enable.constprop.0+0x30/0x180
[  122.399723][   T67]  netif_set_operstate+0xc1/0x100
[  122.399854][   T67]  ? rtnl_put_cacheinfo+0x250/0x250
[  122.399987][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  122.400174][   T67]  ? queue_delayed_work_on+0x95/0x100
[  122.400306][   T67]  hsr_check_carrier_and_operstate+0x1ec/0x700
[  122.400472][   T67]  hsr_netdev_notify+0x387/0xad0
[  122.400614][   T67]  ? unregister_vlan_dev+0x380/0x380
[  122.400748][   T67]  ? hsr_port_get_hsr+0x150/0x150
[  122.400881][   T67]  notifier_call_chain+0xb0/0x320
[  122.401015][   T67]  netif_close_many+0x2c9/0x640
[  122.401202][   T67]  ? __dev_close_many+0x530/0x530
[  122.401335][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  122.401499][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  122.401676][   T67]  ? mark_held_locks+0x40/0x70
[  122.401806][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.401937][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.402194][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.402327][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.402456][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  122.402628][   T67]  ? unregister_netdevice_many+0x20/0x20
[  122.402762][   T67]  default_device_exit_batch+0x38b/0x600
[  122.402895][   T67]  ? unregister_netdev+0x60/0x60
[  122.403025][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.403212][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.403346][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.403476][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.403620][   T67]  cleanup_net+0x431/0x890
[  122.403753][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.403885][   T67]  ? process_one_work+0xdb7/0x1410
[  122.404018][   T67]  ? lock_acquire+0x134/0x160
[  122.404204][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.404336][   T67]  process_one_work+0xdf8/0x1410
[  122.404469][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.404610][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.404746][   T67]  worker_thread+0x4f1/0xd60
[  122.404878][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.405010][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.405196][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.405329][   T67]  kthread+0x367/0x460
[  122.405430][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.405604][   T67]  ? kthread_affine_node+0x330/0x330
[  122.405737][   T67]  ret_from_fork+0x474/0x6b0
[  122.405872][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.406042][   T67]  ? __switch_to+0x5a3/0xe00
[  122.406233][   T67]  ? kthread_affine_node+0x330/0x330
[  122.406365][   T67]  ret_from_fork_asm+0x11/0x20
[  122.406500][   T67]  </TASK>
[  122.406609][   T67] irq event stamp: 1885211
[  122.406738][   T67] hardirqs last  enabled at (1885219): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.406965][   T67] hardirqs last disabled at (1885226): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.407246][   T67] softirqs last  enabled at (1885326): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.407476][   T67] softirqs last disabled at (1885235): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.407715][   T67] ---[ end trace 0000000000000000 ]---
[  122.407957][   T67] ------------[ cut here ]------------
[  122.408091][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  122.408417][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.408710][   T67] Tainted: [W]=WARN
[  122.408807][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.408962][   T67] Workqueue: netns cleanup_net
[  122.409093][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.409263][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.409721][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  122.409881][   T67] RAX: 00000000ffffffa6 RBX: ff11000013f28900 RCX: 1ff4000000090eaf
[  122.410071][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f289b8
[  122.410272][   T67] RBP: ff11000015aac000 R08: 1fe22000027e5138 R09: ff1100000faa0bd0
[  122.410460][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  122.410658][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016619000
[  122.410849][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  122.411069][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.411241][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[  122.411432][   T67] PKRU: 55555554
[  122.411527][   T67] Call Trace:
[  122.411625][   T67]  <TASK>
[  122.411691][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  122.411816][   T67]  ? notifier_call_chain+0xb0/0x320
[  122.411943][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  122.412039][   T67]  netif_close_many+0x2ac/0x640
[  122.412173][   T67]  ? __dev_close_many+0x530/0x530
[  122.412302][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  122.412465][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  122.412656][   T67]  ? mark_held_locks+0x40/0x70
[  122.412780][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.412905][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.413058][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.413196][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.413323][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  122.413479][   T67]  ? unregister_netdevice_many+0x20/0x20
[  122.413619][   T67]  default_device_exit_batch+0x38b/0x600
[  122.413746][   T67]  ? unregister_netdev+0x60/0x60
[  122.413870][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.413997][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.414130][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.414255][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.414381][   T67]  cleanup_net+0x431/0x890
[  122.414506][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.414642][   T67]  ? process_one_work+0xdb7/0x1410
[  122.414768][   T67]  ? lock_acquire+0x134/0x160
[  122.414893][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.415020][   T67]  process_one_work+0xdf8/0x1410
[  122.415153][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.415280][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.415409][   T67]  worker_thread+0x4f1/0xd60
[  122.415540][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.415670][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.415795][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.415920][   T67]  kthread+0x367/0x460
[  122.416013][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.416173][   T67]  ? kthread_affine_node+0x330/0x330
[  122.416298][   T67]  ret_from_fork+0x474/0x6b0
[  122.416424][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.416583][   T67]  ? __switch_to+0x5a3/0xe00
[  122.416713][   T67]  ? kthread_affine_node+0x330/0x330
[  122.416837][   T67]  ret_from_fork_asm+0x11/0x20
[  122.416965][   T67]  </TASK>
[  122.417059][   T67] irq event stamp: 1886117
[  122.417188][   T67] hardirqs last  enabled at (1886127): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.417403][   T67] hardirqs last disabled at (1886134): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.417624][   T67] softirqs last  enabled at (1885742): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.417837][   T67] softirqs last disabled at (1885731): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.418053][   T67] ---[ end trace 0000000000000000 ]---
[  122.418848][   T67] ------------[ cut here ]------------
[  122.418972][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  122.419224][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.419506][   T67] Tainted: [W]=WARN
[  122.419611][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.419767][   T67] Workqueue: netns cleanup_net
[  122.419899][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.420059][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.420524][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  122.420685][   T67] RAX: 00000000ffffffa6 RBX: ff11000005f68900 RCX: 1ff4000000090eaf
[  122.420868][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f689b8
[  122.421058][   T67] RBP: ff11000016619000 R08: 1fe2200000bed138 R09: ff1100000faa0bd0
[  122.421250][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  122.421434][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f314000
[  122.421629][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  122.421849][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.422004][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[  122.422196][   T67] PKRU: 55555554
[  122.422290][   T67] Call Trace:
[  122.422383][   T67]  <TASK>
[  122.422447][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  122.422576][   T67]  ? notifier_call_chain+0xb0/0x320
[  122.422707][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  122.422802][   T67]  netif_close_many+0x2ac/0x640
[  122.422926][   T67]  ? __dev_close_many+0x530/0x530
[  122.423051][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  122.423212][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  122.423366][   T67]  ? mark_held_locks+0x40/0x70
[  122.423491][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.423622][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.423776][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.423900][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.424024][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  122.424191][   T67]  ? unregister_netdevice_many+0x20/0x20
[  122.424319][   T67]  default_device_exit_batch+0x38b/0x600
[  122.424445][   T67]  ? unregister_netdev+0x60/0x60
[  122.424575][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.424710][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.424836][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.424959][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.425087][   T67]  cleanup_net+0x431/0x890
[  122.425216][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.425340][   T67]  ? process_one_work+0xdb7/0x1410
[  122.425466][   T67]  ? lock_acquire+0x134/0x160
[  122.425599][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.425728][   T67]  process_one_work+0xdf8/0x1410
[  122.425854][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.425977][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.426111][   T67]  worker_thread+0x4f1/0xd60
[  122.426237][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.426360][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.426485][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.426619][   T67]  kthread+0x367/0x460
[  122.426714][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.426868][   T67]  ? kthread_affine_node+0x330/0x330
[  122.426993][   T67]  ret_from_fork+0x474/0x6b0
[  122.427125][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.427280][   T67]  ? __switch_to+0x5a3/0xe00
[  122.427405][   T67]  ? kthread_affine_node+0x330/0x330
[  122.427534][   T67]  ret_from_fork_asm+0x11/0x20
[  122.427666][   T67]  </TASK>
[  122.427759][   T67] irq event stamp: 1888457
[  122.427882][   T67] hardirqs last  enabled at (1888465): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.428101][   T67] hardirqs last disabled at (1888474): [<ffffffffa5d60912>] sysvec_apic_timer_interrupt+0x12/0xe0
[  122.428349][   T67] softirqs last  enabled at (1888050): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.428571][   T67] softirqs last disabled at (1888045): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.428790][   T67] ---[ end trace 0000000000000000 ]---
[  122.429638][   T67] ------------[ cut here ]------------
[  122.429764][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  122.430012][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.430300][   T67] Tainted: [W]=WARN
[  122.430395][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.430554][   T67] Workqueue: netns cleanup_net
[  122.430690][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.430856][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.431306][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  122.431463][   T67] RAX: 00000000ffffffa6 RBX: ff11000004e38200 RCX: 1ff4000000090eaf
[  122.431662][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e382b8
[  122.431847][   T67] RBP: ff1100000f314000 R08: 1fe22000009c7058 R09: ff1100000faa0bd0
[  122.432034][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  122.432229][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[  122.432417][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  122.432643][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.432799][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[  122.432985][   T67] PKRU: 55555554
[  122.433078][   T67] Call Trace:
[  122.433176][   T67]  <TASK>
[  122.433240][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  122.433366][   T67]  ? notifier_call_chain+0xb0/0x320
[  122.433490][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  122.433594][   T67]  netif_close_many+0x2ac/0x640
[  122.433722][   T67]  ? __dev_close_many+0x530/0x530
[  122.433846][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  122.434000][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  122.434163][   T67]  ? mark_held_locks+0x40/0x70
[  122.434288][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.434411][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.434570][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.434702][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.434826][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  122.434989][   T67]  ? unregister_netdevice_many+0x20/0x20
[  122.435125][   T67]  default_device_exit_batch+0x38b/0x600
[  122.435252][   T67]  ? unregister_netdev+0x60/0x60
[  122.435377][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.435504][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.435638][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.435761][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.435889][   T67]  cleanup_net+0x431/0x890
[  122.436014][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.436144][   T67]  ? process_one_work+0xdb7/0x1410
[  122.436270][   T67]  ? lock_acquire+0x134/0x160
[  122.436395][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.436525][   T67]  process_one_work+0xdf8/0x1410
[  122.436657][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.436781][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.436908][   T67]  worker_thread+0x4f1/0xd60
[  122.437035][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.437164][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.437291][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.437414][   T67]  kthread+0x367/0x460
[  122.437508][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.437672][   T67]  ? kthread_affine_node+0x330/0x330
[  122.437798][   T67]  ret_from_fork+0x474/0x6b0
[  122.437922][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.438078][   T67]  ? __switch_to+0x5a3/0xe00
[  122.438209][   T67]  ? kthread_affine_node+0x330/0x330
[  122.438332][   T67]  ret_from_fork_asm+0x11/0x20
[  122.438461][   T67]  </TASK>
[  122.438556][   T67] irq event stamp: 1890825
[  122.438686][   T67] hardirqs last  enabled at (1890833): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.438902][   T67] hardirqs last disabled at (1890840): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.439121][   T67] softirqs last  enabled at (1890426): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.439334][   T67] softirqs last disabled at (1890421): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.439552][   T67] ---[ end trace 0000000000000000 ]---
[  122.440498][   T67] ------------[ cut here ]------------
[  122.440629][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  122.440864][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.441581][   T67] Tainted: [W]=WARN
[  122.441699][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.441854][   T67] Workqueue: netns cleanup_net
[  122.441981][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.442189][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.442630][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  122.442780][   T67] RAX: 00000000ffffffa6 RBX: ff1100000f9fe200 RCX: 1ff4000000090ed5
[  122.442955][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fe2b8
[  122.443181][   T67] RBP: ff1100001621c000 R08: 1fe2200001f3fc58 R09: ff1100000faa0bd0
[  122.443361][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  122.443544][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  122.443727][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  122.443938][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.444086][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[  122.444313][   T67] PKRU: 55555554
[  122.444403][   T67] Call Trace:
[  122.444490][   T67]  <TASK>
[  122.444556][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  122.444718][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.444868][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.444988][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.445157][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  122.445312][   T67]  default_device_exit_batch+0x38b/0x600
[  122.445434][   T67]  ? unregister_netdev+0x60/0x60
[  122.445557][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.445685][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.445808][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.445926][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.446048][   T67]  cleanup_net+0x431/0x890
[  122.446217][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.446337][   T67]  ? process_one_work+0xdb7/0x1410
[  122.446460][   T67]  ? lock_acquire+0x134/0x160
[  122.446582][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.446707][   T67]  process_one_work+0xdf8/0x1410
[  122.446830][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.446949][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.447074][   T67]  worker_thread+0x4f1/0xd60
[  122.447242][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.447361][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.447481][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.447610][   T67]  kthread+0x367/0x460
[  122.447701][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.447852][   T67]  ? kthread_affine_node+0x330/0x330
[  122.447972][   T67]  ret_from_fork+0x474/0x6b0
[  122.448095][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.448292][   T67]  ? __switch_to+0x5a3/0xe00
[  122.448412][   T67]  ? kthread_affine_node+0x330/0x330
[  122.448538][   T67]  ret_from_fork_asm+0x11/0x20
[  122.448668][   T67]  </TASK>
[  122.448758][   T67] irq event stamp: 1895941
[  122.448874][   T67] hardirqs last  enabled at (1895949): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.449086][   T67] hardirqs last disabled at (1895956): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.449341][   T67] softirqs last  enabled at (1896056): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.449553][   T67] softirqs last disabled at (1895965): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.449766][   T67] ---[ end trace 0000000000000000 ]---
[  122.451195][   T67] ------------[ cut here ]------------
[  122.451339][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  122.451595][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.451867][   T67] Tainted: [W]=WARN
[  122.451961][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.452118][   T67] Workqueue: netns cleanup_net
[  122.452243][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.452398][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.452835][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  122.452986][   T67] RAX: 00000000ffffffa6 RBX: ff110000051d5540 RCX: 1ff4000000090ed5
[  122.453169][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051d55f8
[  122.453351][   T67] RBP: ff110000166c1000 R08: 1fe2200000a3aac0 R09: ff1100000faa0bd0
[  122.453531][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  122.453715][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  122.453893][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  122.454109][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.454258][   T67] CR2: 0000555fbff2c670 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  122.454438][   T67] PKRU: 55555554
[  122.454529][   T67] Call Trace:
[  122.454624][   T67]  <TASK>
[  122.454686][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  122.454842][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.454994][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.455121][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.455240][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  122.455398][   T67]  default_device_exit_batch+0x38b/0x600
[  122.455525][   T67]  ? unregister_netdev+0x60/0x60
[  122.455665][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.455787][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.455908][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.456032][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.456159][   T67]  cleanup_net+0x431/0x890
[  122.456280][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.456398][   T67]  ? process_one_work+0xdb7/0x1410
[  122.456523][   T67]  ? lock_acquire+0x134/0x160
[  122.456650][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.456770][   T67]  process_one_work+0xdf8/0x1410
[  122.456892][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.457010][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.457142][   T67]  worker_thread+0x4f1/0xd60
[  122.457264][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.457388][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.457508][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.457637][   T67]  kthread+0x367/0x460
[  122.457726][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.457874][   T67]  ? kthread_affine_node+0x330/0x330
[  122.457996][   T67]  ret_from_fork+0x474/0x6b0
[  122.458122][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.458271][   T67]  ? __switch_to+0x5a3/0xe00
[  122.458391][   T67]  ? kthread_affine_node+0x330/0x330
[  122.458510][   T67]  ret_from_fork_asm+0x11/0x20
[  122.458641][   T67]  </TASK>
[  122.458729][   T67] irq event stamp: 1898659
[  122.458846][   T67] hardirqs last  enabled at (1898667): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.459053][   T67] hardirqs last disabled at (1898674): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.459265][   T67] softirqs last  enabled at (1898200): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  122.459472][   T67] softirqs last disabled at (1898198): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  122.459690][   T67] ---[ end trace 0000000000000000 ]---
[  122.462128][   T67] vethB (unregistering): left promiscuous mode
[  122.462455][   T67] ------------[ cut here ]------------
[  122.462608][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  122.462842][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.463180][   T67] Tainted: [W]=WARN
[  122.463298][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.463449][   T67] Workqueue: netns cleanup_net
[  122.463581][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.463743][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.464295][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  122.464448][   T67] RAX: 00000000ffffffa6 RBX: ff110000051d4c80 RCX: 1ff4000000090ed5
[  122.464636][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051d4d38
[  122.464821][   T67] RBP: ff110000166c4000 R08: 1fe2200000a3a9a8 R09: ff1100000faa0bd0
[  122.464998][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  122.465265][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  122.465446][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  122.465662][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.465814][   T67] CR2: 0000555fbff2c670 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  122.465991][   T67] PKRU: 55555554
[  122.466078][   T67] Call Trace:
[  122.466294][   T67]  <TASK>
[  122.466361][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  122.466524][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.466684][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.466810][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.466932][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  122.467188][   T67]  default_device_exit_batch+0x38b/0x600
[  122.467314][   T67]  ? unregister_netdev+0x60/0x60
[  122.467438][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.467568][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.467696][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.467821][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.467947][   T67]  cleanup_net+0x431/0x890
[  122.468072][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.468289][   T67]  ? process_one_work+0xdb7/0x1410
[  122.468447][   T67]  ? lock_acquire+0x134/0x160
[  122.468585][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.468715][   T67]  process_one_work+0xdf8/0x1410
[  122.468838][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.468957][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.469079][   T67]  worker_thread+0x4f1/0xd60
[  122.469291][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.469410][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.469535][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.469661][   T67]  kthread+0x367/0x460
[  122.469751][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.469900][   T67]  ? kthread_affine_node+0x330/0x330
[  122.470021][   T67]  ret_from_fork+0x474/0x6b0
[  122.470232][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.470382][   T67]  ? __switch_to+0x5a3/0xe00
[  122.470502][   T67]  ? kthread_affine_node+0x330/0x330
[  122.470629][   T67]  ret_from_fork_asm+0x11/0x20
[  122.470753][   T67]  </TASK>
[  122.470842][   T67] irq event stamp: 1902867
[  122.470959][   T67] hardirqs last  enabled at (1902875): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.471275][   T67] hardirqs last disabled at (1903090): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.471483][   T67] softirqs last  enabled at (1903088): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.471703][   T67] softirqs last disabled at (1902883): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.471908][   T67] ---[ end trace 0000000000000000 ]---
[  122.478811][   T67] ------------[ cut here ]------------
[  122.478955][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  122.479204][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.479478][   T67] Tainted: [W]=WARN
[  122.479573][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.479729][   T67] Workqueue: netns cleanup_net
[  122.479854][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.480012][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.480448][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  122.480608][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e2c580 RCX: 1ff4000000090ed5
[  122.480785][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e2c638
[  122.480964][   T67] RBP: ff11000015aac000 R08: 1fe2200002bc58c8 R09: ff1100000faa0bd0
[  122.481150][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  122.481329][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  122.481508][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  122.481739][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.481890][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[  122.482068][   T67] PKRU: 55555554
[  122.482169][   T67] Call Trace:
[  122.482258][   T67]  <TASK>
[  122.482321][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  122.482474][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.482631][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.482751][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.482870][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  122.483023][   T67]  default_device_exit_batch+0x38b/0x600
[  122.483188][   T67]  ? unregister_netdev+0x60/0x60
[  122.483310][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.483456][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.483582][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.483707][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.483829][   T67]  cleanup_net+0x431/0x890
[  122.483949][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.484069][   T67]  ? process_one_work+0xdb7/0x1410
[  122.484196][   T67]  ? lock_acquire+0x134/0x160
[  122.484321][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.484444][   T67]  process_one_work+0xdf8/0x1410
[  122.484572][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.484698][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.484840][   T67]  worker_thread+0x4f1/0xd60
[  122.484961][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.485089][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.485216][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.485342][   T67]  kthread+0x367/0x460
[  122.485432][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.485583][   T67]  ? kthread_affine_node+0x330/0x330
[  122.485709][   T67]  ret_from_fork+0x474/0x6b0
[  122.485828][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.485978][   T67]  ? __switch_to+0x5a3/0xe00
[  122.486103][   T67]  ? kthread_affine_node+0x330/0x330
[  122.486229][   T67]  ret_from_fork_asm+0x11/0x20
[  122.486352][   T67]  </TASK>
[  122.486442][   T67] irq event stamp: 1913399
[  122.486569][   T67] hardirqs last  enabled at (1913407): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.486779][   T67] hardirqs last disabled at (1913414): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.486985][   T67] softirqs last  enabled at (1913180): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.487203][   T67] softirqs last disabled at (1913109): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.487412][   T67] ---[ end trace 0000000000000000 ]---
[  122.488499][   T67] vethA (unregistering): left promiscuous mode
[  122.488838][   T67] ------------[ cut here ]------------
[  122.488966][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  122.489230][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.489526][   T67] Tainted: [W]=WARN
[  122.489628][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.489789][   T67] Workqueue: netns cleanup_net
[  122.489923][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.490090][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.490560][   T67] RSP: 0018:ffa0000000487510 EFLAGS: 00010286
[  122.490727][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e2ce40 RCX: 1ff4000000090e68
[  122.490923][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e2cef8
[  122.491121][   T67] RBP: ff1100000f654000 R08: 1fe2200002bc59e0 R09: ff1100000faa0bd0
[  122.491314][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  122.491507][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004875a8
[  122.491713][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  122.491937][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.492103][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[  122.492299][   T67] PKRU: 55555554
[  122.492395][   T67] Call Trace:
[  122.492492][   T67]  <TASK>
[  122.492561][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  122.492696][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  122.492795][   T67]  netif_close_many+0x2ac/0x640
[  122.492925][   T67]  ? __dev_close_many+0x530/0x530
[  122.493055][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  122.493224][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  122.493387][   T67]  ? mark_held_locks+0x40/0x70
[  122.493524][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.493693][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.493823][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.493952][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  122.494118][   T67]  ? unregister_netdevice_many+0x20/0x20
[  122.494251][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[  122.494412][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  122.494549][   T67]  hsr_netdev_notify+0x742/0xad0
[  122.494684][   T67]  ? hsr_port_get_hsr+0x150/0x150
[  122.494816][   T67]  notifier_call_chain+0xb0/0x320
[  122.494947][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[  122.495114][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.495277][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.495407][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.495541][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  122.495710][   T67]  default_device_exit_batch+0x38b/0x600
[  122.495841][   T67]  ? unregister_netdev+0x60/0x60
[  122.495970][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.496106][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.496238][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.496365][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.496499][   T67]  cleanup_net+0x431/0x890
[  122.496635][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.496762][   T67]  ? process_one_work+0xdb7/0x1410
[  122.496891][   T67]  ? lock_acquire+0x134/0x160
[  122.497020][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.497156][   T67]  process_one_work+0xdf8/0x1410
[  122.497288][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.497419][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.497556][   T67]  worker_thread+0x4f1/0xd60
[  122.497691][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.497818][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.497947][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.498076][   T67]  kthread+0x367/0x460
[  122.498179][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.498339][   T67]  ? kthread_affine_node+0x330/0x330
[  122.498469][   T67]  ret_from_fork+0x474/0x6b0
[  122.498606][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.498769][   T67]  ? __switch_to+0x5a3/0xe00
[  122.498898][   T67]  ? kthread_affine_node+0x330/0x330
[  122.499025][   T67]  ret_from_fork_asm+0x11/0x20
[  122.499237][   T67]  </TASK>
[  122.499455][   T67] irq event stamp: 1916325
[  122.499756][   T67] hardirqs last  enabled at (1916333): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.500215][   T67] hardirqs last disabled at (1916342): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.500683][   T67] softirqs last  enabled at (1915754): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.501126][   T67] softirqs last disabled at (1915747): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.501502][   T67] ---[ end trace 0000000000000000 ]---
[  122.502936][   T67] ------------[ cut here ]------------
[  122.503075][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  122.503456][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.503747][   T67] Tainted: [W]=WARN
[  122.503842][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.503996][   T67] Workqueue: netns cleanup_net
[  122.504211][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.504395][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.504963][   T67] RSP: 0018:ffa0000000487640 EFLAGS: 00010286
[  122.505229][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e02040 RCX: 1ff4000000090e8e
[  122.505440][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e020f8
[  122.505650][   T67] RBP: ff1100000f654000 R08: 1fe2200002bc0420 R09: ff1100000faa0bd0
[  122.505837][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  122.506022][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  122.506334][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  122.506555][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.506717][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03004 CR4: 0000000000771ef0
[  122.506905][   T67] PKRU: 55555554
[  122.507000][   T67] Call Trace:
[  122.507210][   T67]  <TASK>
[  122.507278][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  122.507436][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.507600][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.507726][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.507851][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  122.508011][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[  122.508268][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  122.508398][   T67]  hsr_netdev_notify+0x742/0xad0
[  122.508531][   T67]  ? hsr_port_get_hsr+0x150/0x150
[  122.508672][   T67]  notifier_call_chain+0xb0/0x320
[  122.508804][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[  122.508968][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.509236][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.509365][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.509494][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  122.509679][   T67]  default_device_exit_batch+0x38b/0x600
[  122.509807][   T67]  ? unregister_netdev+0x60/0x60
[  122.509934][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.510066][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.510286][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.510411][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.510547][   T67]  cleanup_net+0x431/0x890
[  122.510703][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.510856][   T67]  ? process_one_work+0xdb7/0x1410
[  122.510987][   T67]  ? lock_acquire+0x134/0x160
[  122.511209][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.511338][   T67]  process_one_work+0xdf8/0x1410
[  122.511493][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.511626][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.511777][   T67]  worker_thread+0x4f1/0xd60
[  122.511922][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.512050][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.512267][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.512393][   T67]  kthread+0x367/0x460
[  122.512492][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.512656][   T67]  ? kthread_affine_node+0x330/0x330
[  122.512781][   T67]  ret_from_fork+0x474/0x6b0
[  122.512906][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.513068][   T67]  ? __switch_to+0x5a3/0xe00
[  122.513249][   T67]  ? kthread_affine_node+0x330/0x330
[  122.513378][   T67]  ret_from_fork_asm+0x11/0x20
[  122.513523][   T67]  </TASK>
[  122.513626][   T67] irq event stamp: 1922327
[  122.513750][   T67] hardirqs last  enabled at (1922335): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.513972][   T67] hardirqs last disabled at (1922342): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.514239][   T67] softirqs last  enabled at (1922442): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.514459][   T67] softirqs last disabled at (1922351): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.514683][   T67] ---[ end trace 0000000000000000 ]---
[  122.516309][   T67] ------------[ cut here ]------------
[  122.516443][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  122.516715][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.516986][   T67] Tainted: [W]=WARN
[  122.517077][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.517314][   T67] Workqueue: netns cleanup_net
[  122.517446][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.517702][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.518210][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  122.518372][   T67] RAX: 00000000ffffffa6 RBX: ff110000158cf8c0 RCX: 1ff4000000090ed5
[  122.518557][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158cf978
[  122.518748][   T67] RBP: ff11000016619000 R08: 1fe2200002b19f30 R09: ff1100000faa0bd0
[  122.518926][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  122.519110][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  122.519291][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  122.519501][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.519713][   T67] CR2: 0000555fbff2c670 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  122.519897][   T67] PKRU: 55555554
[  122.519986][   T67] Call Trace:
[  122.520075][   T67]  <TASK>
[  122.520149][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  122.520303][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.520451][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.520582][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.520742][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  122.520894][   T67]  default_device_exit_batch+0x38b/0x600
[  122.521021][   T67]  ? unregister_netdev+0x60/0x60
[  122.521152][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.521274][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.521395][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.521516][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.521645][   T67]  cleanup_net+0x431/0x890
[  122.521763][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.521881][   T67]  ? process_one_work+0xdb7/0x1410
[  122.522003][   T67]  ? lock_acquire+0x134/0x160
[  122.522131][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.522251][   T67]  process_one_work+0xdf8/0x1410
[  122.522372][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.522491][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.522641][   T67]  worker_thread+0x4f1/0xd60
[  122.522762][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.522882][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.523004][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.523129][   T67]  kthread+0x367/0x460
[  122.523220][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.523372][   T67]  ? kthread_affine_node+0x330/0x330
[  122.523491][   T67]  ret_from_fork+0x474/0x6b0
[  122.523619][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.523831][   T67]  ? __switch_to+0x5a3/0xe00
[  122.523955][   T67]  ? kthread_affine_node+0x330/0x330
[  122.524075][   T67]  ret_from_fork_asm+0x11/0x20
[  122.524211][   T67]  </TASK>
[  122.524300][   T67] irq event stamp: 1923859
[  122.524418][   T67] hardirqs last  enabled at (1923867): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.524642][   T67] hardirqs last disabled at (1923874): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.524848][   T67] softirqs last  enabled at (1923484): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.525122][   T67] softirqs last disabled at (1923891): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.525335][   T67] ---[ end trace 0000000000000000 ]---
[  122.527254][   T67] ------------[ cut here ]------------
[  122.527409][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  122.527658][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.527988][   T67] Tainted: [W]=WARN
[  122.528081][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.528297][   T67] Workqueue: netns cleanup_net
[  122.528428][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.528649][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.529147][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  122.529302][   T67] RAX: 00000000ffffffa6 RBX: ff11000004cde580 RCX: 1ff4000000090ed5
[  122.529480][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004cde638
[  122.529691][   T67] RBP: ff1100000f314000 R08: 1fe220000099bcc8 R09: ff1100000faa0bd0
[  122.529868][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  122.530047][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  122.530232][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  122.530444][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.530604][   T67] CR2: 0000555fbff2c670 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  122.530785][   T67] PKRU: 55555554
[  122.530873][   T67] Call Trace:
[  122.530966][   T67]  <TASK>
[  122.531028][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  122.531190][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.531344][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.531462][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.531594][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  122.531746][   T67]  default_device_exit_batch+0x38b/0x600
[  122.531867][   T67]  ? unregister_netdev+0x60/0x60
[  122.531987][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.532112][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.532232][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.532350][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.532473][   T67]  cleanup_net+0x431/0x890
[  122.532600][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.532720][   T67]  ? process_one_work+0xdb7/0x1410
[  122.532840][   T67]  ? lock_acquire+0x134/0x160
[  122.532958][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.533078][   T67]  process_one_work+0xdf8/0x1410
[  122.533203][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.533324][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.533445][   T67]  worker_thread+0x4f1/0xd60
[  122.533573][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.533704][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.533825][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.533971][   T67]  kthread+0x367/0x460
[  122.534074][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.534236][   T67]  ? kthread_affine_node+0x330/0x330
[  122.534376][   T67]  ret_from_fork+0x474/0x6b0
[  122.534511][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.534696][   T67]  ? __switch_to+0x5a3/0xe00
[  122.534815][   T67]  ? kthread_affine_node+0x330/0x330
[  122.534935][   T67]  ret_from_fork_asm+0x11/0x20
[  122.535061][   T67]  </TASK>
[  122.535160][   T67] irq event stamp: 1926897
[  122.535283][   T67] hardirqs last  enabled at (1926905): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.535490][   T67] hardirqs last disabled at (1926912): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.535705][   T67] softirqs last  enabled at (1926638): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.535909][   T67] softirqs last disabled at (1926633): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.536121][   T67] ---[ end trace 0000000000000000 ]---
[  122.558341][ T1085] ------------[ cut here ]------------
[  122.558527][ T1085] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1085
[  122.558858][ T1085] CPU: 2 UID: 0 PID: 1085 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.559180][ T1085] Tainted: [W]=WARN
[  122.559327][ T1085] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.559553][ T1085] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.559780][ T1085] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.560299][ T1085] RSP: 0018:ffa0000002667ab0 EFLAGS: 00010286
[  122.560512][ T1085] RAX: 00000000ffffffa6 RBX: ff11000015e3d700 RCX: 1ff40000004ccf1c
[  122.560891][ T1085] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e3d7b8
[  122.561274][ T1085] RBP: ff1100000fd34000 R08: 1fe2200002bc7af8 R09: ff11000015dd2e80
[  122.561647][ T1085] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  122.562016][ T1085] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd34000
[  122.562408][ T1085] FS:  00007f60c8843840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  122.562829][ T1085] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.563044][ T1085] CR2: 00007f60c8a4a430 CR3: 0000000013ca9005 CR4: 0000000000771ef0
[  122.563301][ T1085] PKRU: 55555554
[  122.563447][ T1085] Call Trace:
[  122.563615][ T1085]  <TASK>
[  122.563731][ T1085]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  122.563909][ T1085]  ? notifier_call_chain+0xb0/0x320
[  122.564128][ T1085]  rtmsg_ifinfo+0x5c/0xb0
[  122.564299][ T1085]  register_netdevice+0x137a/0x1980
[  122.564480][ T1085]  ? unregister_netdevice_queue+0x470/0x470
[  122.564709][ T1085]  register_netdev+0x23/0x40
[  122.564890][ T1085]  loopback_net_init+0x7d/0x150
[  122.565074][ T1085]  ops_init+0x187/0x560
[  122.565251][ T1085]  setup_net+0x11b/0x3b0
[  122.565403][ T1085]  ? unregister_pernet_device+0x80/0x80
[  122.565598][ T1085]  ? lockdep_init_map_type+0x5d/0x250
[  122.565778][ T1085]  ? mutex_init_lockdep+0xf6/0x120
[  122.565958][ T1085]  copy_net_ns+0x2fd/0x450
[  122.566149][ T1085]  create_new_namespaces+0x371/0xa10
[  122.566354][ T1085]  unshare_nsproxy_namespaces+0xa5/0x150
[  122.566538][ T1085]  ksys_unshare+0x47e/0x8c0
[  122.566732][ T1085]  ? walk_process_tree+0x350/0x350
[  122.566910][ T1085]  ? __ia32_sys_open+0x1b0/0x1b0
[  122.567092][ T1085]  __x64_sys_unshare+0x34/0x50
[  122.567292][ T1085]  ? do_syscall_64+0x82/0xfc0
[  122.567476][ T1085]  do_syscall_64+0x117/0xfc0
[  122.567676][ T1085]  ? trace_hardirqs_off+0xd/0x30
[  122.567855][ T1085]  ? exc_page_fault+0xee/0x100
[  122.568034][ T1085]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  122.568260][ T1085] RIP: 0033:0x7f60c8b05bcb
[  122.568444][ T1085] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  122.569181][ T1085] RSP: 002b:00007ffed3509238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  122.569429][ T1085] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f60c8b05bcb
[  122.569689][ T1085] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  122.569932][ T1085] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  122.570190][ T1085] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffed350b460
[  122.570432][ T1085] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffed350b8c6
[  122.570696][ T1085]  </TASK>
[  122.570854][ T1085] irq event stamp: 43397
[  122.571012][ T1085] hardirqs last  enabled at (43407): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.571311][ T1085] hardirqs last disabled at (43418): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.571604][ T1085] softirqs last  enabled at (42826): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  122.571879][ T1085] softirqs last disabled at (42824): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  122.572165][ T1085] ---[ end trace 0000000000000000 ]---
[  122.575288][ T1085] ------------[ cut here ]------------
[  122.575473][ T1085] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1085
[  122.575798][ T1085] CPU: 2 UID: 0 PID: 1085 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.576120][ T1085] Tainted: [W]=WARN
[  122.576267][ T1085] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.576481][ T1085] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.576714][ T1085] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.577232][ T1085] RSP: 0018:ffa0000002667a98 EFLAGS: 00010286
[  122.577444][ T1085] RAX: 00000000ffffffa6 RBX: ff11000005f68580 RCX: 1ff40000004ccf19
[  122.577700][ T1085] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f68638
[  122.577941][ T1085] RBP: ff1100000f4c9000 R08: 1fe2200000bed0c8 R09: ff11000015dd2e80
[  122.578193][ T1085] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  122.578435][ T1085] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f4c9000
[  122.578702][ T1085] FS:  00007f60c8843840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  122.578976][ T1085] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.579201][ T1085] CR2: 00007f60c8a4a430 CR3: 0000000013ca9005 CR4: 0000000000771ef0
[  122.579444][ T1085] PKRU: 55555554
[  122.579608][ T1085] Call Trace:
[  122.579755][ T1085]  <TASK>
[  122.579873][ T1085]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  122.580052][ T1085]  ? notifier_call_chain+0xb0/0x320
[  122.580244][ T1085]  rtmsg_ifinfo+0x5c/0xb0
[  122.580392][ T1085]  register_netdevice+0x137a/0x1980
[  122.580583][ T1085]  ? unregister_netdevice_queue+0x470/0x470
[  122.580804][ T1085]  ? alloc_netdev_mqs+0xed0/0x1490
[  122.580983][ T1085]  register_netdev+0x23/0x40
[  122.581179][ T1085]  sit_init_net+0x299/0x570
[  122.581360][ T1085]  ops_init+0x187/0x560
[  122.581506][ T1085]  setup_net+0x11b/0x3b0
[  122.581670][ T1085]  ? unregister_pernet_device+0x80/0x80
[  122.581846][ T1085]  ? lockdep_init_map_type+0x5d/0x250
[  122.582025][ T1085]  ? mutex_init_lockdep+0xf6/0x120
[  122.582215][ T1085]  copy_net_ns+0x2fd/0x450
[  122.582399][ T1085]  create_new_namespaces+0x371/0xa10
[  122.582601][ T1085]  unshare_nsproxy_namespaces+0xa5/0x150
[  122.582781][ T1085]  ksys_unshare+0x47e/0x8c0
[  122.582960][ T1085]  ? walk_process_tree+0x350/0x350
[  122.583150][ T1085]  ? __ia32_sys_open+0x1b0/0x1b0
[  122.583332][ T1085]  __x64_sys_unshare+0x34/0x50
[  122.583509][ T1085]  ? do_syscall_64+0x82/0xfc0
[  122.583700][ T1085]  do_syscall_64+0x117/0xfc0
[  122.583881][ T1085]  ? trace_hardirqs_off+0xd/0x30
[  122.584057][ T1085]  ? exc_page_fault+0xee/0x100
[  122.584249][ T1085]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  122.584456][ T1085] RIP: 0033:0x7f60c8b05bcb
[  122.584657][ T1085] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  122.585179][ T1085] RSP: 002b:00007ffed3509238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  122.585420][ T1085] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f60c8b05bcb
[  122.585678][ T1085] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  122.585917][ T1085] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  122.586174][ T1085] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffed350b460
[  122.586415][ T1085] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffed350b8c6
[  122.586673][ T1085]  </TASK>
[  122.586817][ T1085] irq event stamp: 45509
[  122.586961][ T1085] hardirqs last  enabled at (45519): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.587248][ T1085] hardirqs last disabled at (45530): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.587521][ T1085] softirqs last  enabled at (44930): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  122.587808][ T1085] softirqs last disabled at (44928): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  122.588079][ T1085] ---[ end trace 0000000000000000 ]---
[  122.612936][ T1086] ------------[ cut here ]------------
[  122.613112][ T1086] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1086
[  122.613399][ T1086] CPU: 3 UID: 0 PID: 1086 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.613697][ T1086] Tainted: [W]=WARN
[  122.613794][ T1086] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.613954][ T1086] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.614127][ T1086] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.614623][ T1086] RSP: 0018:ffa0000002957020 EFLAGS: 00010286
[  122.614786][ T1086] RAX: 00000000ffffffa6 RBX: ff11000015a88580 RCX: 1ff400000052adca
[  122.614977][ T1086] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a88638
[  122.615197][ T1086] RBP: ff1100000fd34000 R08: 1fe2200002b510c8 R09: ff11000015dd0b58
[  122.615392][ T1086] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  122.615607][ T1086] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd34ce1
[  122.615812][ T1086] FS:  00007fae06cc7840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  122.616039][ T1086] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.616210][ T1086] CR2: 000000003e035988 CR3: 0000000015b42001 CR4: 0000000000771ef0
[  122.616403][ T1086] PKRU: 55555554
[  122.616500][ T1086] Call Trace:
[  122.616604][ T1086]  <TASK>
[  122.616671][ T1086]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  122.616801][ T1086]  rtmsg_ifinfo+0x5c/0xb0
[  122.616911][ T1086]  ? mark_held_locks+0x40/0x70
[  122.617051][ T1086]  __dev_notify_flags+0x1b8/0x280
[  122.617188][ T1086]  ? netif_change_name+0x8c0/0x8c0
[  122.617317][ T1086]  ? __dev_change_flags+0x4a4/0x660
[  122.617447][ T1086]  ? netif_set_allmulti+0x250/0x250
[  122.617580][ T1086]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.617716][ T1086]  ? is_bpf_text_address+0x68/0x110
[  122.617869][ T1086]  netif_change_flags+0xfe/0x190
[  122.618002][ T1086]  do_setlink.isra.0+0x1cc3/0x2750
[  122.618143][ T1086]  ? rtnl_link_get_size+0x350/0x350
[  122.618275][ T1086]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  122.618436][ T1086]  ? rcu_read_lock_any_held+0x3c/0x90
[  122.618570][ T1086]  ? validate_chain+0x38b/0xc20
[  122.618705][ T1086]  ? rcu_read_lock_any_held+0x66/0x90
[  122.618835][ T1086]  ? stack_depot_save_flags+0x367/0x770
[  122.618966][ T1086]  ? __lock_acquire+0x508/0xc10
[  122.619102][ T1086]  ? lock_acquire.part.0+0xbc/0x260
[  122.619231][ T1086]  ? rtnl_newlink+0x883/0xea0
[  122.619361][ T1086]  ? rcu_is_watching+0x15/0xd0
[  122.619491][ T1086]  ? lock_acquire+0x134/0x160
[  122.619624][ T1086]  ? rcu_is_watching+0x15/0xd0
[  122.619753][ T1086]  ? rcu_is_watching+0x15/0xd0
[  122.619883][ T1086]  ? trace_contention_end+0xb3/0x1a0
[  122.620013][ T1086]  ? __mutex_lock+0x1db/0x2010
[  122.620236][ T1086]  ? __mutex_lock+0x9b2/0x2010
[  122.620368][ T1086]  ? rtnl_newlink+0x883/0xea0
[  122.620496][ T1086]  ? ww_mutex_lock+0x160/0x160
[  122.620638][ T1086]  ? __rtnl_newlink+0x3fa/0xa50
[  122.620770][ T1086]  rtnl_newlink+0x8d1/0xea0
[  122.620902][ T1086]  ? lock_acquire.part.0+0xbc/0x260
[  122.621029][ T1086]  ? __rtnl_newlink+0xa50/0xa50
[  122.621226][ T1086]  ? mark_usage+0x61/0x170
[  122.621357][ T1086]  ? lock_acquire.part.0+0xbc/0x260
[  122.621486][ T1086]  ? find_held_lock+0x2b/0x80
[  122.621626][ T1086]  ? __rtnl_newlink+0xa50/0xa50
[  122.621757][ T1086]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.621890][ T1086]  ? __rtnl_newlink+0xa50/0xa50
[  122.622020][ T1086]  rtnetlink_rcv_msg+0x40d/0x9e0
[  122.622227][ T1086]  ? validate_chain+0x38b/0xc20
[  122.622422][ T1086]  ? rtnl_stats_set+0x3f0/0x3f0
[  122.622558][ T1086]  ? __lock_acquire+0x508/0xc10
[  122.622710][ T1086]  ? lock_acquire.part.0+0xbc/0x260
[  122.622839][ T1086]  ? find_held_lock+0x2b/0x80
[  122.622984][ T1086]  netlink_rcv_skb+0x14e/0x3a0
[  122.623198][ T1086]  ? rtnl_stats_set+0x3f0/0x3f0
[  122.623327][ T1086]  ? netlink_ack+0xcd0/0xcd0
[  122.623459][ T1086]  ? netlink_deliver_tap+0xc5/0x330
[  122.623598][ T1086]  ? netlink_deliver_tap+0x13c/0x330
[  122.623735][ T1086]  netlink_unicast+0x486/0x750
[  122.623870][ T1086]  ? netlink_attachskb+0x810/0x810
[  122.624000][ T1086]  ? __lock_acquire+0x508/0xc10
[  122.624218][ T1086]  netlink_sendmsg+0x735/0xc60
[  122.624351][ T1086]  ? netlink_unicast+0x750/0x750
[  122.624482][ T1086]  ? __might_fault+0x97/0x140
[  122.624626][ T1086]  ____sys_sendmsg+0x419/0x850
[  122.624756][ T1086]  ? copy_msghdr_from_user+0x2a0/0x460
[  122.624884][ T1086]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  122.625046][ T1086]  ? move_addr_to_kernel+0x40/0x40
[  122.625242][ T1086]  ? stack_depot_save_flags+0x367/0x770
[  122.625374][ T1086]  ? validate_chain+0x38b/0xc20
[  122.625504][ T1086]  ___sys_sendmsg+0x14e/0x1d0
[  122.625645][ T1086]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  122.625807][ T1086]  ? copy_msghdr_from_user+0x460/0x460
[  122.625946][ T1086]  __sys_sendmsg+0x145/0x1f0
[  122.626075][ T1086]  ? __sys_sendmsg_sock+0x20/0x20
[  122.626207][ T1086]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  122.626374][ T1086]  ? do_raw_spin_unlock+0x59/0x250
[  122.626504][ T1086]  ? rcu_is_watching+0x15/0xd0
[  122.626646][ T1086]  do_syscall_64+0x117/0xfc0
[  122.626775][ T1086]  ? trace_hardirqs_off+0xd/0x30
[  122.626904][ T1086]  ? exc_page_fault+0xee/0x100
[  122.627033][ T1086]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  122.627199][ T1086] RIP: 0033:0x7fae06f0108e
[  122.627334][ T1086] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  122.627805][ T1086] RSP: 002b:00007ffe10e4e6f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  122.628001][ T1086] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fae06f0108e
[  122.628202][ T1086] RDX: 0000000000000000 RSI: 00007ffe10e4e7a0 RDI: 0000000000000005
[  122.628395][ T1086] RBP: 00007ffe10e4e700 R08: 0000000000000000 R09: 0000000000000000
[  122.628595][ T1086] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  122.628788][ T1086] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe10e4ee70
[  122.628984][ T1086]  </TASK>
[  122.629082][ T1086] irq event stamp: 15945
[  122.629184][ T1086] hardirqs last  enabled at (15955): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.629409][ T1086] hardirqs last disabled at (15962): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.629641][ T1086] softirqs last  enabled at (15746): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.629866][ T1086] softirqs last disabled at (15641): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.630088][ T1086] ---[ end trace 0000000000000000 ]---
[  122.763129][   T67] ------------[ cut here ]------------
[  122.763335][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  122.763649][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.763983][   T67] Tainted: [W]=WARN
[  122.764079][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.764344][   T67] Workqueue: netns cleanup_net
[  122.764520][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.764694][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.765173][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[  122.765380][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a5ec80 RCX: 1ff4000000090eed
[  122.765664][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a5ed38
[  122.765916][   T67] RBP: ff1100001636c000 R08: 1fe2200002b4bda8 R09: ff1100000faa0bd0
[  122.766150][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  122.766401][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  122.766610][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  122.766864][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.767024][   T67] CR2: 0000555fbff2c670 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  122.767272][   T67] PKRU: 55555554
[  122.767398][   T67] Call Trace:
[  122.767534][   T67]  <TASK>
[  122.767622][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  122.767855][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.768008][   T67]  ? queue_rcu_work+0x7c/0xa0
[  122.768198][   T67]  ? ipmr_free_table+0x12e/0x2a0
[  122.768355][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.768480][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  122.768637][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.768757][   T67]  ops_undo_list+0x615/0x8f0
[  122.768878][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.768998][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.769127][   T67]  cleanup_net+0x431/0x890
[  122.769301][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.769425][   T67]  ? process_one_work+0xdb7/0x1410
[  122.769677][   T67]  ? lock_acquire+0x134/0x160
[  122.769889][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.770018][   T67]  process_one_work+0xdf8/0x1410
[  122.770232][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.770367][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.770495][   T67]  worker_thread+0x4f1/0xd60
[  122.770658][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.770785][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.770906][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.771059][   T67]  kthread+0x367/0x460
[  122.771175][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.771341][   T67]  ? kthread_affine_node+0x330/0x330
[  122.771459][   T67]  ret_from_fork+0x474/0x6b0
[  122.771601][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.771755][   T67]  ? __switch_to+0x5a3/0xe00
[  122.771877][   T67]  ? kthread_affine_node+0x330/0x330
[  122.771997][   T67]  ret_from_fork_asm+0x11/0x20
[  122.772232][   T67]  </TASK>
[  122.772336][   T67] irq event stamp: 1934249
[  122.772505][   T67] hardirqs last  enabled at (1934257): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.772794][   T67] hardirqs last disabled at (1934264): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.773014][   T67] softirqs last  enabled at (1934238): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.773320][   T67] softirqs last disabled at (1934163): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.773538][   T67] ---[ end trace 0000000000000000 ]---
[  122.786643][   T67] ------------[ cut here ]------------
[  122.786858][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  122.787206][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.787679][   T67] Tainted: [W]=WARN
[  122.787858][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.788247][   T67] Workqueue: netns cleanup_net
[  122.788504][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.788768][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.789269][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  122.789429][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a5e3c0 RCX: 1ff4000000090eaf
[  122.789670][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a5e478
[  122.789878][   T67] RBP: ff11000010f61000 R08: 1fe2200002b4bc90 R09: ff1100000faa0bd0
[  122.790066][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  122.790269][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[  122.790479][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  122.790821][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.791087][   T67] CR2: 0000555fbff2c670 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  122.791308][   T67] PKRU: 55555554
[  122.791401][   T67] Call Trace:
[  122.791527][   T67]  <TASK>
[  122.791615][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  122.791744][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  122.791841][   T67]  netif_close_many+0x2ac/0x640
[  122.791975][   T67]  ? lock_acquire+0x134/0x160
[  122.792133][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.792258][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.792383][   T67]  ? __dev_close_many+0x530/0x530
[  122.792513][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  122.792718][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  122.792878][   T67]  ? mutex_is_locked+0x1c/0x50
[  122.793007][   T67]  ? rtnl_is_locked+0x15/0x20
[  122.793145][   T67]  ? default_device_exit_net+0x78/0x7b0
[  122.793303][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.793471][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.793612][   T67]  default_device_exit_batch+0x38b/0x600
[  122.793738][   T67]  ? unregister_netdev+0x60/0x60
[  122.793863][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.793989][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.794121][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.794274][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.794405][   T67]  cleanup_net+0x431/0x890
[  122.794542][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.794720][   T67]  ? process_one_work+0xdb7/0x1410
[  122.794846][   T67]  ? lock_acquire+0x134/0x160
[  122.794970][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.795101][   T67]  process_one_work+0xdf8/0x1410
[  122.795233][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.795355][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.795484][   T67]  worker_thread+0x4f1/0xd60
[  122.795621][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.795746][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.795876][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.796002][   T67]  kthread+0x367/0x460
[  122.796102][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.796258][   T67]  ? kthread_affine_node+0x330/0x330
[  122.796384][   T67]  ret_from_fork+0x474/0x6b0
[  122.796512][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.796683][   T67]  ? __switch_to+0x5a3/0xe00
[  122.796811][   T67]  ? kthread_affine_node+0x330/0x330
[  122.796941][   T67]  ret_from_fork_asm+0x11/0x20
[  122.797075][   T67]  </TASK>
[  122.797174][   T67] irq event stamp: 1936171
[  122.797304][   T67] hardirqs last  enabled at (1936179): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.797527][   T67] hardirqs last disabled at (1936186): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.797753][   T67] softirqs last  enabled at (1935918): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.797968][   T67] softirqs last disabled at (1935913): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.798190][   T67] ---[ end trace 0000000000000000 ]---
[  122.799566][   T67] ------------[ cut here ]------------
[  122.799721][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  122.799957][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.800601][   T67] Tainted: [W]=WARN
[  122.800723][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.800876][   T67] Workqueue: netns cleanup_net
[  122.801006][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.801225][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.801727][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  122.801877][   T67] RAX: 00000000ffffffa6 RBX: ff110000051d4200 RCX: 1ff4000000090ed5
[  122.802056][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051d42b8
[  122.802286][   T67] RBP: ff11000010f61000 R08: 1fe2200000a3a858 R09: ff1100000faa0bd0
[  122.802466][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  122.802654][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  122.802833][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  122.803042][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.803243][   T67] CR2: 0000555fbff2c670 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  122.803421][   T67] PKRU: 55555554
[  122.803512][   T67] Call Trace:
[  122.803609][   T67]  <TASK>
[  122.803672][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  122.803825][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  122.803980][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.804138][   T67]  default_device_exit_batch+0x38b/0x600
[  122.804262][   T67]  ? unregister_netdev+0x60/0x60
[  122.804381][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  122.804502][   T67]  ops_undo_list+0x2ce/0x8f0
[  122.804640][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  122.804760][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.804883][   T67]  cleanup_net+0x431/0x890
[  122.805005][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  122.805132][   T67]  ? process_one_work+0xdb7/0x1410
[  122.805255][   T67]  ? lock_acquire+0x134/0x160
[  122.805374][   T67]  ? rcu_is_watching+0x15/0xd0
[  122.805494][   T67]  process_one_work+0xdf8/0x1410
[  122.805627][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  122.805745][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  122.805870][   T67]  worker_thread+0x4f1/0xd60
[  122.805994][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.806122][   T67]  ? __kthread_parkme+0xbd/0x210
[  122.806243][   T67]  ? rescuer_thread+0x1320/0x1320
[  122.806364][   T67]  kthread+0x367/0x460
[  122.806454][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  122.806614][   T67]  ? kthread_affine_node+0x330/0x330
[  122.806734][   T67]  ret_from_fork+0x474/0x6b0
[  122.806856][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  122.807008][   T67]  ? __switch_to+0x5a3/0xe00
[  122.807135][   T67]  ? kthread_affine_node+0x330/0x330
[  122.807257][   T67]  ret_from_fork_asm+0x11/0x20
[  122.807383][   T67]  </TASK>
[  122.807473][   T67] irq event stamp: 1940767
[  122.807601][   T67] hardirqs last  enabled at (1940775): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.807811][   T67] hardirqs last disabled at (1940782): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.808024][   T67] softirqs last  enabled at (1940542): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.808240][   T67] softirqs last disabled at (1940475): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.808450][   T67] ---[ end trace 0000000000000000 ]---
[  122.871115][ T1094] ------------[ cut here ]------------
[  122.871296][ T1094] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1094
[  122.871570][ T1094] CPU: 3 UID: 0 PID: 1094 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.871840][ T1094] Tainted: [W]=WARN
[  122.871938][ T1094] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.872108][ T1094] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.872315][ T1094] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.872796][ T1094] RSP: 0018:ffa00000029d7ab0 EFLAGS: 00010286
[  122.872964][ T1094] RAX: 00000000ffffffa6 RBX: ff1100000f9ff000 RCX: 1ff400000053af1c
[  122.873171][ T1094] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9ff0b8
[  122.873368][ T1094] RBP: ff110000161cc000 R08: 1fe2200001f3fe18 R09: ff11000016420b80
[  122.873573][ T1094] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  122.873776][ T1094] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000161cc000
[  122.873971][ T1094] FS:  00007fc629deb840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  122.874207][ T1094] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.874370][ T1094] CR2: 00007fc629fecc20 CR3: 0000000016437005 CR4: 0000000000771ef0
[  122.874572][ T1094] PKRU: 55555554
[  122.874678][ T1094] Call Trace:
[  122.874775][ T1094]  <TASK>
[  122.874843][ T1094]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  122.874975][ T1094]  ? notifier_call_chain+0xb0/0x320
[  122.875112][ T1094]  rtmsg_ifinfo+0x5c/0xb0
[  122.875213][ T1094]  register_netdevice+0x137a/0x1980
[  122.875345][ T1094]  ? unregister_netdevice_queue+0x470/0x470
[  122.875512][ T1094]  register_netdev+0x23/0x40
[  122.875654][ T1094]  loopback_net_init+0x7d/0x150
[  122.875787][ T1094]  ops_init+0x187/0x560
[  122.875888][ T1094]  setup_net+0x11b/0x3b0
[  122.875987][ T1094]  ? unregister_pernet_device+0x80/0x80
[  122.876181][ T1094]  ? lockdep_init_map_type+0x5d/0x250
[  122.876313][ T1094]  ? mutex_init_lockdep+0xf6/0x120
[  122.876445][ T1094]  copy_net_ns+0x2fd/0x450
[  122.876582][ T1094]  create_new_namespaces+0x371/0xa10
[  122.876720][ T1094]  unshare_nsproxy_namespaces+0xa5/0x150
[  122.876850][ T1094]  ksys_unshare+0x47e/0x8c0
[  122.876982][ T1094]  ? walk_process_tree+0x350/0x350
[  122.877170][ T1094]  ? __ia32_sys_open+0x1b0/0x1b0
[  122.877305][ T1094]  __x64_sys_unshare+0x34/0x50
[  122.877434][ T1094]  ? do_syscall_64+0x82/0xfc0
[  122.877572][ T1094]  do_syscall_64+0x117/0xfc0
[  122.877710][ T1094]  ? trace_hardirqs_off+0xd/0x30
[  122.877841][ T1094]  ? exc_page_fault+0xee/0x100
[  122.877973][ T1094]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  122.878146][ T1094] RIP: 0033:0x7fc62a0adbcb
[  122.878288][ T1094] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  122.878764][ T1094] RSP: 002b:00007ffcd59a77f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  122.878961][ T1094] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc62a0adbcb
[  122.879163][ T1094] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  122.879360][ T1094] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  122.879560][ T1094] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd59a9a20
[  122.879762][ T1094] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd59aa8c6
[  122.879963][ T1094]  </TASK>
[  122.880061][ T1094] irq event stamp: 20505
[  122.880166][ T1094] hardirqs last  enabled at (20515): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.880398][ T1094] hardirqs last disabled at (20522): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.880635][ T1094] softirqs last  enabled at (20420): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.880863][ T1094] softirqs last disabled at (20401): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.881090][ T1094] ---[ end trace 0000000000000000 ]---
[  122.884646][ T1094] ------------[ cut here ]------------
[  122.884788][ T1094] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1094
[  122.885048][ T1094] CPU: 3 UID: 0 PID: 1094 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.885319][ T1094] Tainted: [W]=WARN
[  122.885417][ T1094] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.885597][ T1094] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.885770][ T1094] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.886245][ T1094] RSP: 0018:ffa00000029d7a98 EFLAGS: 00010286
[  122.886417][ T1094] RAX: 00000000ffffffa6 RBX: ff1100000f9ff700 RCX: 1ff400000053af19
[  122.886626][ T1094] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9ff7b8
[  122.886821][ T1094] RBP: ff11000015aa9000 R08: 1fe2200001f3fef8 R09: ff11000016420b80
[  122.887018][ T1094] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  122.887276][ T1094] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015aa9000
[  122.887473][ T1094] FS:  00007fc629deb840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  122.887716][ T1094] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.887881][ T1094] CR2: 00007fc629fecc20 CR3: 0000000016437005 CR4: 0000000000771ef0
[  122.888076][ T1094] PKRU: 55555554
[  122.888231][ T1094] Call Trace:
[  122.888330][ T1094]  <TASK>
[  122.888452][ T1094]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  122.888588][ T1094]  ? notifier_call_chain+0xb0/0x320
[  122.888750][ T1094]  rtmsg_ifinfo+0x5c/0xb0
[  122.888850][ T1094]  register_netdevice+0x137a/0x1980
[  122.888982][ T1094]  ? unregister_netdevice_queue+0x470/0x470
[  122.889201][ T1094]  ? alloc_netdev_mqs+0xed0/0x1490
[  122.889336][ T1094]  register_netdev+0x23/0x40
[  122.889468][ T1094]  sit_init_net+0x299/0x570
[  122.889611][ T1094]  ops_init+0x187/0x560
[  122.889712][ T1094]  setup_net+0x11b/0x3b0
[  122.889812][ T1094]  ? unregister_pernet_device+0x80/0x80
[  122.889944][ T1094]  ? lockdep_init_map_type+0x5d/0x250
[  122.890075][ T1094]  ? mutex_init_lockdep+0xf6/0x120
[  122.890263][ T1094]  copy_net_ns+0x2fd/0x450
[  122.890396][ T1094]  create_new_namespaces+0x371/0xa10
[  122.890530][ T1094]  unshare_nsproxy_namespaces+0xa5/0x150
[  122.890666][ T1094]  ksys_unshare+0x47e/0x8c0
[  122.890799][ T1094]  ? walk_process_tree+0x350/0x350
[  122.890932][ T1094]  ? __ia32_sys_open+0x1b0/0x1b0
[  122.891066][ T1094]  __x64_sys_unshare+0x34/0x50
[  122.891260][ T1094]  ? do_syscall_64+0x82/0xfc0
[  122.891392][ T1094]  do_syscall_64+0x117/0xfc0
[  122.891527][ T1094]  ? trace_hardirqs_off+0xd/0x30
[  122.891664][ T1094]  ? exc_page_fault+0xee/0x100
[  122.891794][ T1094]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  122.891955][ T1094] RIP: 0033:0x7fc62a0adbcb
[  122.892091][ T1094] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  122.892629][ T1094] RSP: 002b:00007ffcd59a77f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  122.892826][ T1094] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc62a0adbcb
[  122.893020][ T1094] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  122.893276][ T1094] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  122.893470][ T1094] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd59a9a20
[  122.893677][ T1094] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcd59aa8c6
[  122.893876][ T1094]  </TASK>
[  122.893972][ T1094] irq event stamp: 23629
[  122.894069][ T1094] hardirqs last  enabled at (23637): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.894357][ T1094] hardirqs last disabled at (23740): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.894587][ T1094] softirqs last  enabled at (23738): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.894818][ T1094] softirqs last disabled at (23645): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.895044][ T1094] ---[ end trace 0000000000000000 ]---
[  122.918110][ T1095] ------------[ cut here ]------------
[  122.918284][ T1095] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1095
[  122.918556][ T1095] CPU: 3 UID: 0 PID: 1095 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  122.918827][ T1095] Tainted: [W]=WARN
[  122.918927][ T1095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.919092][ T1095] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  122.919273][ T1095] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  122.919751][ T1095] RSP: 0018:ffa00000029e7020 EFLAGS: 00010286
[  122.919919][ T1095] RAX: 00000000ffffffa6 RBX: ff11000013f29540 RCX: 1ff400000053cdca
[  122.920215][ T1095] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f295f8
[  122.920410][ T1095] RBP: ff110000161cc000 R08: 1fe22000027e52c0 R09: ff11000016422e58
[  122.920616][ T1095] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  122.920811][ T1095] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000161ccce1
[  122.921009][ T1095] FS:  00007fb83db6c840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  122.921334][ T1095] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.921500][ T1095] CR2: 0000000028fe3988 CR3: 0000000016200002 CR4: 0000000000771ef0
[  122.921705][ T1095] PKRU: 55555554
[  122.921804][ T1095] Call Trace:
[  122.921904][ T1095]  <TASK>
[  122.921973][ T1095]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  122.922174][ T1095]  rtmsg_ifinfo+0x5c/0xb0
[  122.922275][ T1095]  ? mark_held_locks+0x40/0x70
[  122.922409][ T1095]  __dev_notify_flags+0x1b8/0x280
[  122.922550][ T1095]  ? netif_change_name+0x8c0/0x8c0
[  122.922687][ T1095]  ? __dev_change_flags+0x4a4/0x660
[  122.922819][ T1095]  ? netif_set_allmulti+0x250/0x250
[  122.922953][ T1095]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.923085][ T1095]  ? is_bpf_text_address+0x68/0x110
[  122.923318][ T1095]  netif_change_flags+0xfe/0x190
[  122.923451][ T1095]  do_setlink.isra.0+0x1cc3/0x2750
[  122.923588][ T1095]  ? rtnl_link_get_size+0x350/0x350
[  122.923723][ T1095]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  122.923887][ T1095]  ? rcu_read_lock_any_held+0x3c/0x90
[  122.924019][ T1095]  ? validate_chain+0x38b/0xc20
[  122.924228][ T1095]  ? rcu_read_lock_any_held+0x66/0x90
[  122.924358][ T1095]  ? stack_depot_save_flags+0x367/0x770
[  122.924493][ T1095]  ? __lock_acquire+0x508/0xc10
[  122.924633][ T1095]  ? lock_acquire.part.0+0xbc/0x260
[  122.924763][ T1095]  ? rtnl_newlink+0x883/0xea0
[  122.924895][ T1095]  ? rcu_is_watching+0x15/0xd0
[  122.925028][ T1095]  ? lock_acquire+0x134/0x160
[  122.925247][ T1095]  ? rcu_is_watching+0x15/0xd0
[  122.925379][ T1095]  ? rcu_is_watching+0x15/0xd0
[  122.925510][ T1095]  ? trace_contention_end+0xb3/0x1a0
[  122.925650][ T1095]  ? __mutex_lock+0x1db/0x2010
[  122.925782][ T1095]  ? __mutex_lock+0x9b2/0x2010
[  122.925914][ T1095]  ? rtnl_newlink+0x883/0xea0
[  122.926046][ T1095]  ? ww_mutex_lock+0x160/0x160
[  122.926253][ T1095]  ? __rtnl_newlink+0x3fa/0xa50
[  122.926389][ T1095]  rtnl_newlink+0x8d1/0xea0
[  122.926526][ T1095]  ? lock_acquire.part.0+0xbc/0x260
[  122.926663][ T1095]  ? __rtnl_newlink+0xa50/0xa50
[  122.926794][ T1095]  ? mark_usage+0x61/0x170
[  122.926927][ T1095]  ? lock_acquire.part.0+0xbc/0x260
[  122.927058][ T1095]  ? find_held_lock+0x2b/0x80
[  122.927197][ T1095]  ? __rtnl_newlink+0xa50/0xa50
[  122.927330][ T1095]  ? __lock_release.isra.0+0x6b/0x1a0
[  122.927463][ T1095]  ? __rtnl_newlink+0xa50/0xa50
[  122.927603][ T1095]  rtnetlink_rcv_msg+0x40d/0x9e0
[  122.927736][ T1095]  ? validate_chain+0x38b/0xc20
[  122.927867][ T1095]  ? rtnl_stats_set+0x3f0/0x3f0
[  122.927998][ T1095]  ? __lock_acquire+0x508/0xc10
[  122.928138][ T1095]  ? lock_acquire.part.0+0xbc/0x260
[  122.928272][ T1095]  ? find_held_lock+0x2b/0x80
[  122.928404][ T1095]  netlink_rcv_skb+0x14e/0x3a0
[  122.928545][ T1095]  ? rtnl_stats_set+0x3f0/0x3f0
[  122.928686][ T1095]  ? netlink_ack+0xcd0/0xcd0
[  122.928819][ T1095]  ? netlink_deliver_tap+0xc5/0x330
[  122.928952][ T1095]  ? netlink_deliver_tap+0x13c/0x330
[  122.929085][ T1095]  netlink_unicast+0x486/0x750
[  122.929224][ T1095]  ? netlink_attachskb+0x810/0x810
[  122.929358][ T1095]  ? __lock_acquire+0x508/0xc10
[  122.929489][ T1095]  netlink_sendmsg+0x735/0xc60
[  122.929630][ T1095]  ? netlink_unicast+0x750/0x750
[  122.929763][ T1095]  ? __might_fault+0x97/0x140
[  122.929896][ T1095]  ____sys_sendmsg+0x419/0x850
[  122.930029][ T1095]  ? copy_msghdr_from_user+0x2a0/0x460
[  122.930167][ T1095]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  122.930332][ T1095]  ? move_addr_to_kernel+0x40/0x40
[  122.930464][ T1095]  ? stack_depot_save_flags+0x367/0x770
[  122.930607][ T1095]  ? validate_chain+0x38b/0xc20
[  122.930740][ T1095]  ___sys_sendmsg+0x14e/0x1d0
[  122.930870][ T1095]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  122.931034][ T1095]  ? copy_msghdr_from_user+0x460/0x460
[  122.931181][ T1095]  __sys_sendmsg+0x145/0x1f0
[  122.931316][ T1095]  ? __sys_sendmsg_sock+0x20/0x20
[  122.931448][ T1095]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  122.931625][ T1095]  ? do_raw_spin_unlock+0x59/0x250
[  122.931760][ T1095]  ? rcu_is_watching+0x15/0xd0
[  122.931893][ T1095]  do_syscall_64+0x117/0xfc0
[  122.932026][ T1095]  ? trace_hardirqs_off+0xd/0x30
[  122.932165][ T1095]  ? exc_page_fault+0xee/0x100
[  122.932299][ T1095]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  122.932465][ T1095] RIP: 0033:0x7fb83dda608e
[  122.932614][ T1095] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  122.933084][ T1095] RSP: 002b:00007fffed409d40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  122.933292][ T1095] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb83dda608e
[  122.933489][ T1095] RDX: 0000000000000000 RSI: 00007fffed409df0 RDI: 0000000000000005
[  122.933695][ T1095] RBP: 00007fffed409d50 R08: 0000000000000000 R09: 0000000000000000
[  122.933895][ T1095] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  122.934095][ T1095] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffed40a4c0
[  122.934305][ T1095]  </TASK>
[  122.934403][ T1095] irq event stamp: 13849
[  122.934501][ T1095] hardirqs last  enabled at (13857): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  122.934740][ T1095] hardirqs last disabled at (13864): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  122.934967][ T1095] softirqs last  enabled at (13392): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  122.935208][ T1095] softirqs last disabled at (13277): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  122.935436][ T1095] ---[ end trace 0000000000000000 ]---
[  123.046353][ T1098] ------------[ cut here ]------------
[  123.046585][ T1098] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1098
[  123.046919][ T1098] CPU: 2 UID: 0 PID: 1098 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.047472][ T1098] Tainted: [W]=WARN
[  123.047676][ T1098] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.047985][ T1098] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.048230][ T1098] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.048775][ T1098] RSP: 0018:ffa0000002a06e20 EFLAGS: 00010286
[  123.048993][ T1098] RAX: 00000000ffffffa6 RBX: ff11000010cd98c0 RCX: 1ff4000000540d8a
[  123.049250][ T1098] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010cd9978
[  123.049497][ T1098] RBP: ff11000013f79000 R08: 1fe220000219b330 R09: ff11000011468b80
[  123.049766][ T1098] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  123.050017][ T1098] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000139cb188
[  123.050299][ T1098] FS:  00007f25a613d840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  123.050661][ T1098] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.050933][ T1098] CR2: 000000000042ebe0 CR3: 000000001627f004 CR4: 0000000000771ef0
[  123.051238][ T1098] PKRU: 55555554
[  123.051390][ T1098] Call Trace:
[  123.051544][ T1098]  <TASK>
[  123.051747][ T1098]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  123.052025][ T1098]  rtmsg_ifinfo+0x5c/0xb0
[  123.052269][ T1098]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  123.052614][ T1098]  __dev_notify_flags+0x1b8/0x280
[  123.052912][ T1098]  ? __mod_timer+0x3ad/0xc60
[  123.053212][ T1098]  ? netif_change_name+0x8c0/0x8c0
[  123.053487][ T1098]  ? rtnl_newlink+0x8d1/0xea0
[  123.053762][ T1098]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[  123.054032][ T1098]  ? netlink_rcv_skb+0x14e/0x3a0
[  123.054284][ T1098]  ? add_timer_on+0x580/0x580
[  123.054467][ T1098]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.054698][ T1098]  ? mark_held_locks+0x40/0x70
[  123.054882][ T1098]  rtnl_configure_link+0x1ac/0x390
[  123.055064][ T1098]  ? lockdep_hardirqs_on+0x8c/0x130
[  123.055260][ T1098]  ? queue_delayed_work_on+0x95/0x100
[  123.055447][ T1098]  veth_newlink+0x330/0x8d0
[  123.055699][ T1098]  ? veth_poll_controller+0x10/0x10
[  123.055891][ T1098]  ? kasan_save_stack+0x2f/0x50
[  123.056123][ T1098]  ? kasan_save_track+0x14/0x30
[  123.056350][ T1098]  ? __kasan_kmalloc+0x7b/0x90
[  123.056587][ T1098]  ? __kvmalloc_node_noprof+0x305/0x8a0
[  123.056812][ T1098]  ? alloc_netdev_mqs+0xe85/0x1490
[  123.057030][ T1098]  ? rtnl_af_lookup+0x290/0x290
[  123.057301][ T1098]  ? alloc_netdev_mqs+0xed0/0x1490
[  123.057562][ T1098]  ? rtnl_create_link+0x169/0xf20
[  123.057845][ T1098]  rtnl_newlink_create+0x2da/0x780
[  123.058139][ T1098]  ? rtnl_create_link+0xf20/0xf20
[  123.058378][ T1098]  ? __dev_get_by_name+0x12/0x50
[  123.058612][ T1098]  ? rtnl_dev_get+0xd7/0x170
[  123.058821][ T1098]  __rtnl_newlink+0x22b/0xa50
[  123.059025][ T1098]  rtnl_newlink+0x8d1/0xea0
[  123.059247][ T1098]  ? lock_acquire.part.0+0xbc/0x260
[  123.059466][ T1098]  ? __rtnl_newlink+0xa50/0xa50
[  123.059758][ T1098]  ? mark_usage+0x61/0x170
[  123.059964][ T1098]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.060177][ T1098]  ? __rtnl_newlink+0xa50/0xa50
[  123.060389][ T1098]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.060619][ T1098]  ? validate_chain+0x38b/0xc20
[  123.060842][ T1098]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.061033][ T1098]  ? __lock_acquire+0x508/0xc10
[  123.061240][ T1098]  ? lock_acquire.part.0+0xbc/0x260
[  123.061426][ T1098]  ? find_held_lock+0x2b/0x80
[  123.061631][ T1098]  netlink_rcv_skb+0x14e/0x3a0
[  123.061821][ T1098]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.062009][ T1098]  ? netlink_ack+0xcd0/0xcd0
[  123.062214][ T1098]  ? netlink_deliver_tap+0xc5/0x330
[  123.062400][ T1098]  ? netlink_deliver_tap+0x13c/0x330
[  123.062611][ T1098]  netlink_unicast+0x486/0x750
[  123.062804][ T1098]  ? netlink_attachskb+0x810/0x810
[  123.062990][ T1098]  ? __lock_acquire+0x508/0xc10
[  123.063190][ T1098]  netlink_sendmsg+0x735/0xc60
[  123.063379][ T1098]  ? netlink_unicast+0x750/0x750
[  123.063576][ T1098]  ? __might_fault+0x97/0x140
[  123.063776][ T1098]  ____sys_sendmsg+0x419/0x850
[  123.063964][ T1098]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.064168][ T1098]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.064390][ T1098]  ? move_addr_to_kernel+0x40/0x40
[  123.064614][ T1098]  ___sys_sendmsg+0x14e/0x1d0
[  123.064804][ T1098]  ? copy_msghdr_from_user+0x460/0x460
[  123.064996][ T1098]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  123.065238][ T1098]  ? do_sys_openat2+0xfd/0x170
[  123.065428][ T1098]  __sys_sendmsg+0x145/0x1f0
[  123.065637][ T1098]  ? __sys_sendmsg_sock+0x20/0x20
[  123.065827][ T1098]  ? fpregs_restore_userregs+0x14b/0x310
[  123.066016][ T1098]  ? rcu_is_watching+0x15/0xd0
[  123.066221][ T1098]  do_syscall_64+0x117/0xfc0
[  123.066410][ T1098]  ? trace_hardirqs_off+0xd/0x30
[  123.066615][ T1098]  ? exc_page_fault+0xee/0x100
[  123.066805][ T1098]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.067026][ T1098] RIP: 0033:0x7f25a637708e
[  123.067238][ T1098] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.067800][ T1098] RSP: 002b:00007ffe57d677d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.068058][ T1098] RAX: ffffffffffffffda RBX: 00007ffe57d67f78 RCX: 00007f25a637708e
[  123.068330][ T1098] RDX: 0000000000000000 RSI: 00007ffe57d67880 RDI: 0000000000000005
[  123.068607][ T1098] RBP: 00007ffe57d677e0 R08: 0000000000000000 R09: 0000000000000000
[  123.068863][ T1098] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  123.069128][ T1098] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe57d67f40
[  123.069391][ T1098]  </TASK>
[  123.069549][ T1098] irq event stamp: 17165
[  123.069712][ T1098] hardirqs last  enabled at (17175): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.070001][ T1098] hardirqs last disabled at (17184): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.070304][ T1098] softirqs last  enabled at (16624): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  123.070616][ T1098] softirqs last disabled at (16549): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  123.070906][ T1098] ---[ end trace 0000000000000000 ]---
[  123.088880][ T1098] ------------[ cut here ]------------
[  123.089087][ T1098] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1098
[  123.089429][ T1098] CPU: 2 UID: 0 PID: 1098 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.089777][ T1098] Tainted: [W]=WARN
[  123.089928][ T1098] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.090573][ T1098] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.090810][ T1098] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.091356][ T1098] RSP: 0018:ffa0000002a071a0 EFLAGS: 00010286
[  123.091588][ T1098] RAX: 00000000ffffffa6 RBX: ff11000015e38900 RCX: 1ff4000000540dfa
[  123.091851][ T1098] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e389b8
[  123.092112][ T1098] RBP: ff110000162c4000 R08: 1fe2200002bc7138 R09: ff11000011468b80
[  123.092361][ T1098] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  123.092631][ T1098] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  123.092891][ T1098] FS:  00007f25a613d840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  123.093186][ T1098] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.093405][ T1098] CR2: 000000000042ebe0 CR3: 000000001627f004 CR4: 0000000000771ef0
[  123.093686][ T1098] PKRU: 55555554
[  123.093836][ T1098] Call Trace:
[  123.093987][ T1098]  <TASK>
[  123.094118][ T1098]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  123.094310][ T1098]  rtmsg_ifinfo+0x5c/0xb0
[  123.094464][ T1098]  __dev_notify_flags+0x1b8/0x280
[  123.094672][ T1098]  ? netif_change_name+0x8c0/0x8c0
[  123.094861][ T1098]  ? rtnl_af_lookup+0x290/0x290
[  123.095051][ T1098]  ? alloc_netdev_mqs+0xed0/0x1490
[  123.095252][ T1098]  rtnl_configure_link+0x1ac/0x390
[  123.095438][ T1098]  rtnl_newlink_create+0x353/0x780
[  123.095642][ T1098]  ? rtnl_create_link+0xf20/0xf20
[  123.095830][ T1098]  ? __dev_get_by_name+0x12/0x50
[  123.096016][ T1098]  ? rtnl_dev_get+0xd7/0x170
[  123.096218][ T1098]  __rtnl_newlink+0x22b/0xa50
[  123.096406][ T1098]  rtnl_newlink+0x8d1/0xea0
[  123.096612][ T1098]  ? lock_acquire.part.0+0xbc/0x260
[  123.096798][ T1098]  ? __rtnl_newlink+0xa50/0xa50
[  123.096985][ T1098]  ? mark_usage+0x61/0x170
[  123.097187][ T1098]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.097373][ T1098]  ? __rtnl_newlink+0xa50/0xa50
[  123.097573][ T1098]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.097770][ T1098]  ? validate_chain+0x38b/0xc20
[  123.097955][ T1098]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.098150][ T1098]  ? __lock_acquire+0x508/0xc10
[  123.098339][ T1098]  ? lock_acquire.part.0+0xbc/0x260
[  123.098526][ T1098]  ? find_held_lock+0x2b/0x80
[  123.098725][ T1098]  netlink_rcv_skb+0x14e/0x3a0
[  123.098913][ T1098]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.099110][ T1098]  ? netlink_ack+0xcd0/0xcd0
[  123.099297][ T1098]  ? netlink_deliver_tap+0xc5/0x330
[  123.099480][ T1098]  ? netlink_deliver_tap+0x13c/0x330
[  123.099684][ T1098]  netlink_unicast+0x486/0x750
[  123.099875][ T1098]  ? netlink_attachskb+0x810/0x810
[  123.100091][ T1098]  ? __lock_acquire+0x508/0xc10
[  123.100307][ T1098]  netlink_sendmsg+0x735/0xc60
[  123.100500][ T1098]  ? netlink_unicast+0x750/0x750
[  123.100699][ T1098]  ? __might_fault+0x97/0x140
[  123.100885][ T1098]  ____sys_sendmsg+0x419/0x850
[  123.101068][ T1098]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.101267][ T1098]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.101480][ T1098]  ? move_addr_to_kernel+0x40/0x40
[  123.101709][ T1098]  ___sys_sendmsg+0x14e/0x1d0
[  123.101894][ T1098]  ? copy_msghdr_from_user+0x460/0x460
[  123.102140][ T1098]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  123.102361][ T1098]  ? do_sys_openat2+0xfd/0x170
[  123.102551][ T1098]  __sys_sendmsg+0x145/0x1f0
[  123.102770][ T1098]  ? __sys_sendmsg_sock+0x20/0x20
[  123.102956][ T1098]  ? fpregs_restore_userregs+0x14b/0x310
[  123.103149][ T1098]  ? rcu_is_watching+0x15/0xd0
[  123.103333][ T1098]  do_syscall_64+0x117/0xfc0
[  123.103515][ T1098]  ? trace_hardirqs_off+0xd/0x30
[  123.103712][ T1098]  ? exc_page_fault+0xee/0x100
[  123.103893][ T1098]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.104120][ T1098] RIP: 0033:0x7f25a637708e
[  123.104308][ T1098] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.104881][ T1098] RSP: 002b:00007ffe57d677d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.105168][ T1098] RAX: ffffffffffffffda RBX: 00007ffe57d67f78 RCX: 00007f25a637708e
[  123.105418][ T1098] RDX: 0000000000000000 RSI: 00007ffe57d67880 RDI: 0000000000000005
[  123.105695][ T1098] RBP: 00007ffe57d677e0 R08: 0000000000000000 R09: 0000000000000000
[  123.105941][ T1098] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  123.106200][ T1098] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe57d67f40
[  123.106473][ T1098]  </TASK>
[  123.106665][ T1098] irq event stamp: 32795
[  123.106836][ T1098] hardirqs last  enabled at (32805): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.107163][ T1098] hardirqs last disabled at (32816): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.107444][ T1098] softirqs last  enabled at (32008): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  123.107738][ T1098] softirqs last disabled at (31339): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  123.108021][ T1098] ---[ end trace 0000000000000000 ]---
[  123.139881][ T1099] ------------[ cut here ]------------
[  123.140054][ T1099] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1099
[  123.140341][ T1099] CPU: 3 UID: 0 PID: 1099 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.140637][ T1099] Tainted: [W]=WARN
[  123.140745][ T1099] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.140921][ T1099] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.141110][ T1099] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.141618][ T1099] RSP: 0018:ffa0000002a16e20 EFLAGS: 00010286
[  123.141796][ T1099] RAX: 00000000ffffffa6 RBX: ff11000015a88900 RCX: 1ff4000000542d8a
[  123.142005][ T1099] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a889b8
[  123.142219][ T1099] RBP: ff11000016569000 R08: 1fe2200002b51138 R09: ff11000013bc2e80
[  123.142428][ T1099] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  123.142646][ T1099] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011e9aa88
[  123.142857][ T1099] FS:  00007f73f9c76840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  123.143109][ T1099] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.143286][ T1099] CR2: 000000000042ebe0 CR3: 00000000138af004 CR4: 0000000000771ef0
[  123.143511][ T1099] PKRU: 55555554
[  123.143626][ T1099] Call Trace:
[  123.143731][ T1099]  <TASK>
[  123.143803][ T1099]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  123.143945][ T1099]  rtmsg_ifinfo+0x5c/0xb0
[  123.144051][ T1099]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  123.144230][ T1099]  ? ref_tracker_alloc+0x28d/0x430
[  123.144371][ T1099]  __dev_notify_flags+0x1b8/0x280
[  123.144513][ T1099]  ? ref_tracker_dir_print+0x100/0x100
[  123.144663][ T1099]  ? netif_change_name+0x8c0/0x8c0
[  123.144802][ T1099]  ? __rtnl_newlink+0x22b/0xa50
[  123.144941][ T1099]  ? rtnl_newlink+0x8d1/0xea0
[  123.145081][ T1099]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[  123.145448][ T1099]  ? netlink_rcv_skb+0x14e/0x3a0
[  123.145598][ T1099]  ? find_held_lock+0x2b/0x80
[  123.145737][ T1099]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.145877][ T1099]  ? mark_held_locks+0x40/0x70
[  123.146019][ T1099]  rtnl_configure_link+0x1ac/0x390
[  123.146164][ T1099]  ? lockdep_hardirqs_on+0x8c/0x130
[  123.146303][ T1099]  ? queue_delayed_work_on+0x95/0x100
[  123.146444][ T1099]  veth_newlink+0x330/0x8d0
[  123.146588][ T1099]  ? veth_poll_controller+0x10/0x10
[  123.146730][ T1099]  ? kasan_save_stack+0x2f/0x50
[  123.146870][ T1099]  ? kasan_save_track+0x14/0x30
[  123.147009][ T1099]  ? __kasan_kmalloc+0x7b/0x90
[  123.147162][ T1099]  ? __kvmalloc_node_noprof+0x305/0x8a0
[  123.147302][ T1099]  ? alloc_netdev_mqs+0xe85/0x1490
[  123.147440][ T1099]  ? rtnl_af_lookup+0x290/0x290
[  123.147582][ T1099]  ? alloc_netdev_mqs+0xed0/0x1490
[  123.147728][ T1099]  ? rtnl_create_link+0x169/0xf20
[  123.147868][ T1099]  rtnl_newlink_create+0x2da/0x780
[  123.148008][ T1099]  ? rtnl_create_link+0xf20/0xf20
[  123.148150][ T1099]  ? __dev_get_by_name+0x12/0x50
[  123.148289][ T1099]  ? rtnl_dev_get+0xd7/0x170
[  123.148431][ T1099]  __rtnl_newlink+0x22b/0xa50
[  123.148580][ T1099]  rtnl_newlink+0x8d1/0xea0
[  123.148737][ T1099]  ? lock_acquire.part.0+0xbc/0x260
[  123.148876][ T1099]  ? __rtnl_newlink+0xa50/0xa50
[  123.149013][ T1099]  ? mark_usage+0x61/0x170
[  123.149160][ T1099]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.149300][ T1099]  ? __rtnl_newlink+0xa50/0xa50
[  123.149437][ T1099]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.149579][ T1099]  ? validate_chain+0x38b/0xc20
[  123.149722][ T1099]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.149859][ T1099]  ? __lock_acquire+0x508/0xc10
[  123.149997][ T1099]  ? lock_acquire.part.0+0xbc/0x260
[  123.150141][ T1099]  ? find_held_lock+0x2b/0x80
[  123.150281][ T1099]  netlink_rcv_skb+0x14e/0x3a0
[  123.150415][ T1099]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.150556][ T1099]  ? netlink_ack+0xcd0/0xcd0
[  123.150706][ T1099]  ? netlink_deliver_tap+0xc5/0x330
[  123.150846][ T1099]  ? netlink_deliver_tap+0x13c/0x330
[  123.150987][ T1099]  netlink_unicast+0x486/0x750
[  123.151131][ T1099]  ? netlink_attachskb+0x810/0x810
[  123.151271][ T1099]  ? __lock_acquire+0x508/0xc10
[  123.151410][ T1099]  netlink_sendmsg+0x735/0xc60
[  123.151554][ T1099]  ? netlink_unicast+0x750/0x750
[  123.151699][ T1099]  ? __might_fault+0x97/0x140
[  123.151840][ T1099]  ____sys_sendmsg+0x419/0x850
[  123.151980][ T1099]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.152123][ T1099]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.152300][ T1099]  ? move_addr_to_kernel+0x40/0x40
[  123.152445][ T1099]  ___sys_sendmsg+0x14e/0x1d0
[  123.152587][ T1099]  ? copy_msghdr_from_user+0x460/0x460
[  123.152735][ T1099]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  123.152910][ T1099]  ? do_sys_openat2+0xfd/0x170
[  123.153055][ T1099]  __sys_sendmsg+0x145/0x1f0
[  123.153202][ T1099]  ? __sys_sendmsg_sock+0x20/0x20
[  123.153344][ T1099]  ? fpregs_restore_userregs+0x14b/0x310
[  123.153522][ T1099]  ? rcu_is_watching+0x15/0xd0
[  123.153669][ T1099]  do_syscall_64+0x117/0xfc0
[  123.153804][ T1099]  ? trace_hardirqs_off+0xd/0x30
[  123.153938][ T1099]  ? exc_page_fault+0xee/0x100
[  123.154074][ T1099]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.154248][ T1099] RIP: 0033:0x7f73f9eb008e
[  123.154389][ T1099] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.154877][ T1099] RSP: 002b:00007ffc9c161ad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.155078][ T1099] RAX: ffffffffffffffda RBX: 00007ffc9c162278 RCX: 00007f73f9eb008e
[  123.155283][ T1099] RDX: 0000000000000000 RSI: 00007ffc9c161b80 RDI: 0000000000000005
[  123.155485][ T1099] RBP: 00007ffc9c161ae0 R08: 0000000000000000 R09: 0000000000000000
[  123.155696][ T1099] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  123.155897][ T1099] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9c162240
[  123.156106][ T1099]  </TASK>
[  123.156236][ T1099] irq event stamp: 21985
[  123.156342][ T1099] hardirqs last  enabled at (21993): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.156587][ T1099] hardirqs last disabled at (22000): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.156833][ T1099] softirqs last  enabled at (21394): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  123.157070][ T1099] softirqs last disabled at (21021): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  123.157314][ T1099] ---[ end trace 0000000000000000 ]---
[  123.163893][ T1099] ------------[ cut here ]------------
[  123.164070][ T1099] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1099
[  123.164852][ T1099] CPU: 3 UID: 0 PID: 1099 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.165190][ T1099] Tainted: [W]=WARN
[  123.165291][ T1099] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.165457][ T1099] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.165699][ T1099] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.166267][ T1099] RSP: 0018:ffa0000002a171a0 EFLAGS: 00010286
[  123.166473][ T1099] RAX: 00000000ffffffa6 RBX: ff11000015e03a80 RCX: 1ff4000000542dfa
[  123.166723][ T1099] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e03b38
[  123.166921][ T1099] RBP: ff110000075a1000 R08: 1fe2200002bc0768 R09: ff11000013bc2e80
[  123.167176][ T1099] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  123.167375][ T1099] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  123.167578][ T1099] FS:  00007f73f9c76840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  123.167816][ T1099] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.168016][ T1099] CR2: 000000000042ebe0 CR3: 00000000138af004 CR4: 0000000000771ef0
[  123.168285][ T1099] PKRU: 55555554
[  123.168387][ T1099] Call Trace:
[  123.168491][ T1099]  <TASK>
[  123.168563][ T1099]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  123.168707][ T1099]  rtmsg_ifinfo+0x5c/0xb0
[  123.168810][ T1099]  __dev_notify_flags+0x1b8/0x280
[  123.168948][ T1099]  ? netif_change_name+0x8c0/0x8c0
[  123.169088][ T1099]  ? rtnl_af_lookup+0x290/0x290
[  123.169316][ T1099]  ? alloc_netdev_mqs+0xed0/0x1490
[  123.169460][ T1099]  rtnl_configure_link+0x1ac/0x390
[  123.169601][ T1099]  rtnl_newlink_create+0x353/0x780
[  123.169735][ T1099]  ? rtnl_create_link+0xf20/0xf20
[  123.169867][ T1099]  ? __dev_get_by_name+0x12/0x50
[  123.169999][ T1099]  ? rtnl_dev_get+0xd7/0x170
[  123.170191][ T1099]  __rtnl_newlink+0x22b/0xa50
[  123.170349][ T1099]  rtnl_newlink+0x8d1/0xea0
[  123.170489][ T1099]  ? lock_acquire.part.0+0xbc/0x260
[  123.170633][ T1099]  ? __rtnl_newlink+0xa50/0xa50
[  123.170769][ T1099]  ? mark_usage+0x61/0x170
[  123.170909][ T1099]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.171047][ T1099]  ? __rtnl_newlink+0xa50/0xa50
[  123.171241][ T1099]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.171381][ T1099]  ? validate_chain+0x38b/0xc20
[  123.171520][ T1099]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.171693][ T1099]  ? __lock_acquire+0x508/0xc10
[  123.171854][ T1099]  ? lock_acquire.part.0+0xbc/0x260
[  123.172015][ T1099]  ? find_held_lock+0x2b/0x80
[  123.172234][ T1099]  netlink_rcv_skb+0x14e/0x3a0
[  123.172368][ T1099]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.172500][ T1099]  ? netlink_ack+0xcd0/0xcd0
[  123.172651][ T1099]  ? netlink_deliver_tap+0xc5/0x330
[  123.172783][ T1099]  ? netlink_deliver_tap+0x13c/0x330
[  123.172917][ T1099]  netlink_unicast+0x486/0x750
[  123.173050][ T1099]  ? netlink_attachskb+0x810/0x810
[  123.173243][ T1099]  ? __lock_acquire+0x508/0xc10
[  123.173376][ T1099]  netlink_sendmsg+0x735/0xc60
[  123.173512][ T1099]  ? netlink_unicast+0x750/0x750
[  123.173683][ T1099]  ? __might_fault+0x97/0x140
[  123.173821][ T1099]  ____sys_sendmsg+0x419/0x850
[  123.173953][ T1099]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.174087][ T1099]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.174336][ T1099]  ? move_addr_to_kernel+0x40/0x40
[  123.174473][ T1099]  ___sys_sendmsg+0x14e/0x1d0
[  123.174617][ T1099]  ? copy_msghdr_from_user+0x460/0x460
[  123.174754][ T1099]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  123.174925][ T1099]  ? do_sys_openat2+0xfd/0x170
[  123.175062][ T1099]  __sys_sendmsg+0x145/0x1f0
[  123.175252][ T1099]  ? __sys_sendmsg_sock+0x20/0x20
[  123.175389][ T1099]  ? fpregs_restore_userregs+0x14b/0x310
[  123.175525][ T1099]  ? rcu_is_watching+0x15/0xd0
[  123.175664][ T1099]  do_syscall_64+0x117/0xfc0
[  123.175823][ T1099]  ? trace_hardirqs_off+0xd/0x30
[  123.175965][ T1099]  ? exc_page_fault+0xee/0x100
[  123.176175][ T1099]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.176359][ T1099] RIP: 0033:0x7f73f9eb008e
[  123.176543][ T1099] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.177039][ T1099] RSP: 002b:00007ffc9c161ad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.177305][ T1099] RAX: ffffffffffffffda RBX: 00007ffc9c162278 RCX: 00007f73f9eb008e
[  123.177508][ T1099] RDX: 0000000000000000 RSI: 00007ffc9c161b80 RDI: 0000000000000005
[  123.177723][ T1099] RBP: 00007ffc9c161ae0 R08: 0000000000000000 R09: 0000000000000000
[  123.177924][ T1099] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  123.178189][ T1099] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9c162240
[  123.178397][ T1099]  </TASK>
[  123.178497][ T1099] irq event stamp: 29307
[  123.178608][ T1099] hardirqs last  enabled at (29315): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.178842][ T1099] hardirqs last disabled at (29322): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.179082][ T1099] softirqs last  enabled at (29288): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  123.179384][ T1099] softirqs last disabled at (29339): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  123.179621][ T1099] ---[ end trace 0000000000000000 ]---
[  123.217006][ T1100] ------------[ cut here ]------------
[  123.217545][ T1100] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1100
[  123.217883][ T1100] CPU: 2 UID: 0 PID: 1100 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.218232][ T1100] Tainted: [W]=WARN
[  123.218395][ T1100] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.218643][ T1100] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.218868][ T1100] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.219405][ T1100] RSP: 0018:ffa0000002a27050 EFLAGS: 00010286
[  123.219633][ T1100] RAX: 00000000ffffffa6 RBX: ff11000015e95380 RCX: 1ff4000000544dd0
[  123.219886][ T1100] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e95438
[  123.220135][ T1100] RBP: ff110000162c4000 R08: 1fe2200002bd2a88 R09: ff11000013305180
[  123.220377][ T1100] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  123.220636][ T1100] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  123.220881][ T1100] FS:  00007f9c2b141840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  123.221170][ T1100] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.221381][ T1100] CR2: 00007f9c2b4111a0 CR3: 0000000011faf002 CR4: 0000000000771ef0
[  123.221640][ T1100] PKRU: 55555554
[  123.221782][ T1100] Call Trace:
[  123.221924][ T1100]  <TASK>
[  123.222037][ T1100]  ? rcu_is_watching+0x15/0xd0
[  123.222227][ T1100]  rtnetlink_event+0xe0/0x1f0
[  123.222405][ T1100]  notifier_call_chain+0xb0/0x320
[  123.222606][ T1100]  netif_set_mac_address+0x2dd/0x410
[  123.222784][ T1100]  ? rcu_is_watching+0x15/0xd0
[  123.222963][ T1100]  ? netif_set_group+0x70/0x70
[  123.223149][ T1100]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[  123.223356][ T1100]  ? is_bpf_text_address+0x72/0x110
[  123.223538][ T1100]  do_setlink.isra.0+0x706/0x2750
[  123.223728][ T1100]  ? rtnl_link_get_size+0x350/0x350
[  123.223909][ T1100]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  123.224129][ T1100]  ? rcu_read_lock_any_held+0x3c/0x90
[  123.224306][ T1100]  ? validate_chain+0x38b/0xc20
[  123.224483][ T1100]  ? rcu_read_lock_any_held+0x66/0x90
[  123.224672][ T1100]  ? stack_depot_save_flags+0x367/0x770
[  123.224851][ T1100]  ? __lock_acquire+0x508/0xc10
[  123.225028][ T1100]  ? lock_acquire.part.0+0xbc/0x260
[  123.225221][ T1100]  ? rtnl_newlink+0x883/0xea0
[  123.225399][ T1100]  ? rcu_is_watching+0x15/0xd0
[  123.225590][ T1100]  ? lock_acquire+0x134/0x160
[  123.225776][ T1100]  ? rcu_is_watching+0x15/0xd0
[  123.225953][ T1100]  ? rcu_is_watching+0x15/0xd0
[  123.226143][ T1100]  ? trace_contention_end+0xb3/0x1a0
[  123.226323][ T1100]  ? __mutex_lock+0x1db/0x2010
[  123.226502][ T1100]  ? __mutex_lock+0x9b2/0x2010
[  123.226696][ T1100]  ? rtnl_newlink+0x883/0xea0
[  123.226878][ T1100]  ? __rtnl_newlink+0x3fa/0xa50
[  123.227060][ T1100]  rtnl_newlink+0x8d1/0xea0
[  123.227250][ T1100]  ? lock_acquire.part.0+0xbc/0x260
[  123.227426][ T1100]  ? __rtnl_newlink+0xa50/0xa50
[  123.227618][ T1100]  ? mark_usage+0x61/0x170
[  123.227797][ T1100]  ? lock_acquire.part.0+0xbc/0x260
[  123.227978][ T1100]  ? find_held_lock+0x2b/0x80
[  123.228167][ T1100]  ? __rtnl_newlink+0xa50/0xa50
[  123.228343][ T1100]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.228523][ T1100]  ? __rtnl_newlink+0xa50/0xa50
[  123.228713][ T1100]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.228891][ T1100]  ? validate_chain+0x38b/0xc20
[  123.229066][ T1100]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.229252][ T1100]  ? __lock_acquire+0x508/0xc10
[  123.229434][ T1100]  ? lock_acquire.part.0+0xbc/0x260
[  123.229628][ T1100]  ? find_held_lock+0x2b/0x80
[  123.229807][ T1100]  netlink_rcv_skb+0x14e/0x3a0
[  123.229984][ T1100]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.230174][ T1100]  ? netlink_ack+0xcd0/0xcd0
[  123.230353][ T1100]  ? netlink_deliver_tap+0xc5/0x330
[  123.230532][ T1100]  ? netlink_deliver_tap+0x13c/0x330
[  123.230730][ T1100]  netlink_unicast+0x486/0x750
[  123.230909][ T1100]  ? netlink_attachskb+0x810/0x810
[  123.231089][ T1100]  ? __lock_acquire+0x508/0xc10
[  123.231283][ T1100]  netlink_sendmsg+0x735/0xc60
[  123.231461][ T1100]  ? netlink_unicast+0x750/0x750
[  123.231656][ T1100]  ? __might_fault+0x97/0x140
[  123.231836][ T1100]  ____sys_sendmsg+0x419/0x850
[  123.232016][ T1100]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.232241][ T1100]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.232479][ T1100]  ? move_addr_to_kernel+0x40/0x40
[  123.232673][ T1100]  ? stack_depot_save_flags+0x367/0x770
[  123.232849][ T1100]  ? validate_chain+0x38b/0xc20
[  123.233027][ T1100]  ___sys_sendmsg+0x14e/0x1d0
[  123.233236][ T1100]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  123.233449][ T1100]  ? copy_msghdr_from_user+0x460/0x460
[  123.233661][ T1100]  __sys_sendmsg+0x145/0x1f0
[  123.233842][ T1100]  ? __sys_sendmsg_sock+0x20/0x20
[  123.234019][ T1100]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  123.234253][ T1100]  ? do_raw_spin_unlock+0x59/0x250
[  123.234435][ T1100]  ? rcu_is_watching+0x15/0xd0
[  123.234635][ T1100]  do_syscall_64+0x117/0xfc0
[  123.234814][ T1100]  ? trace_hardirqs_off+0xd/0x30
[  123.234995][ T1100]  ? exc_page_fault+0xee/0x100
[  123.235190][ T1100]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.235401][ T1100] RIP: 0033:0x7f9c2b37b08e
[  123.235603][ T1100] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.236126][ T1100] RSP: 002b:00007ffff3e18700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.236373][ T1100] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9c2b37b08e
[  123.236631][ T1100] RDX: 0000000000000000 RSI: 00007ffff3e187b0 RDI: 0000000000000005
[  123.236873][ T1100] RBP: 00007ffff3e18710 R08: 0000000000000000 R09: 0000000000000000
[  123.237127][ T1100] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6df
[  123.237370][ T1100] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff3e18e80
[  123.237635][ T1100]  </TASK>
[  123.237780][ T1100] irq event stamp: 32449
[  123.237925][ T1100] hardirqs last  enabled at (32459): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.238212][ T1100] hardirqs last disabled at (32470): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.238491][ T1100] softirqs last  enabled at (31478): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  123.238781][ T1100] softirqs last disabled at (31471): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  123.239054][ T1100] ---[ end trace 0000000000000000 ]---
[  123.261955][ T1101] ------------[ cut here ]------------
[  123.262113][ T1101] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1101
[  123.262363][ T1101] CPU: 3 UID: 0 PID: 1101 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.262630][ T1101] Tainted: [W]=WARN
[  123.262724][ T1101] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.262881][ T1101] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.263045][ T1101] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.263525][ T1101] RSP: 0018:ffa0000002a37050 EFLAGS: 00010286
[  123.263698][ T1101] RAX: 00000000ffffffa6 RBX: ff11000015e943c0 RCX: 1ff4000000546dd0
[  123.263890][ T1101] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e94478
[  123.264090][ T1101] RBP: ff11000013f79000 R08: 1fe2200002bd2890 R09: ff11000013b6ae80
[  123.264285][ T1101] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  123.264476][ T1101] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  123.264705][ T1101] FS:  00007fcb759ef840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  123.264924][ T1101] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.265124][ T1101] CR2: 00007fcb75d77900 CR3: 000000000254f006 CR4: 0000000000771ef0
[  123.265321][ T1101] PKRU: 55555554
[  123.265417][ T1101] Call Trace:
[  123.265519][ T1101]  <TASK>
[  123.265585][ T1101]  ? rcu_is_watching+0x15/0xd0
[  123.265721][ T1101]  rtnetlink_event+0xe0/0x1f0
[  123.265849][ T1101]  notifier_call_chain+0xb0/0x320
[  123.265982][ T1101]  netif_set_mac_address+0x2dd/0x410
[  123.266118][ T1101]  ? rcu_is_watching+0x15/0xd0
[  123.266243][ T1101]  ? netif_set_group+0x70/0x70
[  123.266369][ T1101]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[  123.266527][ T1101]  ? is_bpf_text_address+0x72/0x110
[  123.266659][ T1101]  do_setlink.isra.0+0x706/0x2750
[  123.266786][ T1101]  ? rtnl_link_get_size+0x350/0x350
[  123.266911][ T1101]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  123.267069][ T1101]  ? rcu_read_lock_any_held+0x3c/0x90
[  123.267200][ T1101]  ? validate_chain+0x38b/0xc20
[  123.267325][ T1101]  ? rcu_read_lock_any_held+0x66/0x90
[  123.267450][ T1101]  ? stack_depot_save_flags+0x367/0x770
[  123.267580][ T1101]  ? __lock_acquire+0x508/0xc10
[  123.267713][ T1101]  ? lock_acquire.part.0+0xbc/0x260
[  123.267839][ T1101]  ? rtnl_newlink+0x883/0xea0
[  123.267965][ T1101]  ? rcu_is_watching+0x15/0xd0
[  123.268091][ T1101]  ? lock_acquire+0x134/0x160
[  123.268221][ T1101]  ? rcu_is_watching+0x15/0xd0
[  123.268347][ T1101]  ? rcu_is_watching+0x15/0xd0
[  123.268473][ T1101]  ? trace_contention_end+0xb3/0x1a0
[  123.268611][ T1101]  ? __mutex_lock+0x1db/0x2010
[  123.268767][ T1101]  ? __mutex_lock+0x9b2/0x2010
[  123.268901][ T1101]  ? rtnl_newlink+0x883/0xea0
[  123.269031][ T1101]  ? __rtnl_newlink+0x3fa/0xa50
[  123.269218][ T1101]  rtnl_newlink+0x8d1/0xea0
[  123.269346][ T1101]  ? lock_acquire.part.0+0xbc/0x260
[  123.269472][ T1101]  ? __rtnl_newlink+0xa50/0xa50
[  123.269607][ T1101]  ? mark_usage+0x61/0x170
[  123.269735][ T1101]  ? lock_acquire.part.0+0xbc/0x260
[  123.269860][ T1101]  ? find_held_lock+0x2b/0x80
[  123.269988][ T1101]  ? __rtnl_newlink+0xa50/0xa50
[  123.270171][ T1101]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.270299][ T1101]  ? __rtnl_newlink+0xa50/0xa50
[  123.270476][ T1101]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.270612][ T1101]  ? validate_chain+0x38b/0xc20
[  123.270752][ T1101]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.270877][ T1101]  ? __lock_acquire+0x508/0xc10
[  123.271002][ T1101]  ? lock_acquire.part.0+0xbc/0x260
[  123.271182][ T1101]  ? find_held_lock+0x2b/0x80
[  123.271309][ T1101]  netlink_rcv_skb+0x14e/0x3a0
[  123.271433][ T1101]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.271560][ T1101]  ? netlink_ack+0xcd0/0xcd0
[  123.271695][ T1101]  ? netlink_deliver_tap+0xc5/0x330
[  123.271820][ T1101]  ? netlink_deliver_tap+0x13c/0x330
[  123.271953][ T1101]  netlink_unicast+0x486/0x750
[  123.272080][ T1101]  ? netlink_attachskb+0x810/0x810
[  123.272259][ T1101]  ? __lock_acquire+0x508/0xc10
[  123.272386][ T1101]  netlink_sendmsg+0x735/0xc60
[  123.272522][ T1101]  ? netlink_unicast+0x750/0x750
[  123.272654][ T1101]  ? __might_fault+0x97/0x140
[  123.272782][ T1101]  ____sys_sendmsg+0x419/0x850
[  123.272907][ T1101]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.273033][ T1101]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.273244][ T1101]  ? move_addr_to_kernel+0x40/0x40
[  123.273371][ T1101]  ? stack_depot_save_flags+0x367/0x770
[  123.273497][ T1101]  ? validate_chain+0x38b/0xc20
[  123.273632][ T1101]  ___sys_sendmsg+0x14e/0x1d0
[  123.273756][ T1101]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  123.273912][ T1101]  ? copy_msghdr_from_user+0x460/0x460
[  123.274049][ T1101]  __sys_sendmsg+0x145/0x1f0
[  123.274256][ T1101]  ? __sys_sendmsg_sock+0x20/0x20
[  123.274381][ T1101]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  123.274544][ T1101]  ? do_raw_spin_unlock+0x59/0x250
[  123.274675][ T1101]  ? rcu_is_watching+0x15/0xd0
[  123.274800][ T1101]  do_syscall_64+0x117/0xfc0
[  123.274925][ T1101]  ? trace_hardirqs_off+0xd/0x30
[  123.275051][ T1101]  ? exc_page_fault+0xee/0x100
[  123.275262][ T1101]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.275417][ T1101] RIP: 0033:0x7fcb75c2908e
[  123.275565][ T1101] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.276016][ T1101] RSP: 002b:00007ffc96a58190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.276282][ T1101] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fcb75c2908e
[  123.276470][ T1101] RDX: 0000000000000000 RSI: 00007ffc96a58240 RDI: 0000000000000005
[  123.276669][ T1101] RBP: 00007ffc96a581a0 R08: 0000000000000000 R09: 0000000000000000
[  123.276858][ T1101] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6df
[  123.277047][ T1101] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc96a58910
[  123.277324][ T1101]  </TASK>
[  123.277420][ T1101] irq event stamp: 14487
[  123.277520][ T1101] hardirqs last  enabled at (14495): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.277754][ T1101] hardirqs last disabled at (14502): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.277974][ T1101] softirqs last  enabled at (14476): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  123.278255][ T1101] softirqs last disabled at (14519): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  123.278471][ T1101] ---[ end trace 0000000000000000 ]---
[  123.326009][ T1102] vethA: entered promiscuous mode
[  123.326423][ T1102] ------------[ cut here ]------------
[  123.326701][ T1102] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1102
[  123.327228][ T1102] CPU: 2 UID: 0 PID: 1102 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.327728][ T1102] Tainted: [W]=WARN
[  123.327949][ T1102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.328295][ T1102] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.328619][ T1102] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.329187][ T1102] RSP: 0018:ffa0000002a46fb0 EFLAGS: 00010286
[  123.329412][ T1102] RAX: 00000000ffffffa6 RBX: ff110000160c4e40 RCX: 1ff4000000548dbc
[  123.329708][ T1102] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000160c4ef8
[  123.329964][ T1102] RBP: ff110000162c4000 R08: 1fe2200002c189e0 R09: ff11000013b6d180
[  123.330230][ T1102] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[  123.330484][ T1102] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000162c4000
[  123.330870][ T1102] FS:  00007f7aeae4b840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  123.331334][ T1102] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.331679][ T1102] CR2: 00000000037829e8 CR3: 00000000058f7004 CR4: 0000000000771ef0
[  123.332059][ T1102] PKRU: 55555554
[  123.332294][ T1102] Call Trace:
[  123.332489][ T1102]  <TASK>
[  123.332660][ T1102]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  123.332919][ T1102]  ? netlink_sendmsg+0x735/0xc60
[  123.333205][ T1102]  rtmsg_ifinfo+0x5c/0xb0
[  123.333419][ T1102]  __dev_notify_flags+0x1b8/0x280
[  123.333696][ T1102]  ? netdev_info+0xe2/0x116
[  123.333972][ T1102]  ? netdev_notice+0x120/0x120
[  123.334261][ T1102]  ? netif_change_name+0x8c0/0x8c0
[  123.334536][ T1102]  __dev_set_promiscuity+0x194/0x230
[  123.334835][ T1102]  netif_set_promiscuity+0x4c/0xc0
[  123.335135][ T1102]  dev_set_promiscuity+0x9d/0x150
[  123.335426][ T1102]  hsr_add_port+0x48c/0xb60
[  123.335722][ T1102]  ? hsr_port_exists+0x60/0x60
[  123.336011][ T1102]  ? timer_init_key+0x10d/0x280
[  123.336313][ T1102]  hsr_dev_finalize+0x6e8/0xc00
[  123.336608][ T1102]  ? alloc_netdev_mqs+0xed0/0x1490
[  123.336895][ T1102]  hsr_newlink+0x3b0/0x980
[  123.337200][ T1102]  ? hsr_dellink+0x90/0x90
[  123.337485][ T1102]  ? rtnl_create_link+0x169/0xf20
[  123.337768][ T1102]  ? nla_strscpy+0xe3/0x180
[  123.338060][ T1102]  rtnl_newlink_create+0x2da/0x780
[  123.338361][ T1102]  ? rtnl_create_link+0xf20/0xf20
[  123.338638][ T1102]  ? __dev_get_by_name+0x12/0x50
[  123.338897][ T1102]  ? rtnl_dev_get+0xd7/0x170
[  123.339206][ T1102]  __rtnl_newlink+0x22b/0xa50
[  123.339495][ T1102]  rtnl_newlink+0x8d1/0xea0
[  123.339787][ T1102]  ? lock_acquire.part.0+0xbc/0x260
[  123.340060][ T1102]  ? __rtnl_newlink+0xa50/0xa50
[  123.340360][ T1102]  ? mark_usage+0x61/0x170
[  123.340650][ T1102]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.340933][ T1102]  ? __rtnl_newlink+0xa50/0xa50
[  123.341223][ T1102]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.341495][ T1102]  ? validate_chain+0x38b/0xc20
[  123.341797][ T1102]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.342090][ T1102]  ? __lock_acquire+0x508/0xc10
[  123.342386][ T1102]  ? lock_acquire.part.0+0xbc/0x260
[  123.342666][ T1102]  ? find_held_lock+0x2b/0x80
[  123.342942][ T1102]  netlink_rcv_skb+0x14e/0x3a0
[  123.343243][ T1102]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.343521][ T1102]  ? netlink_ack+0xcd0/0xcd0
[  123.343817][ T1102]  ? netlink_deliver_tap+0xc5/0x330
[  123.344125][ T1102]  ? netlink_deliver_tap+0x13c/0x330
[  123.344411][ T1102]  netlink_unicast+0x486/0x750
[  123.344699][ T1102]  ? netlink_attachskb+0x810/0x810
[  123.344989][ T1102]  ? __lock_acquire+0x508/0xc10
[  123.345288][ T1102]  netlink_sendmsg+0x735/0xc60
[  123.345566][ T1102]  ? netlink_unicast+0x750/0x750
[  123.345867][ T1102]  ? __might_fault+0x97/0x140
[  123.346173][ T1102]  ____sys_sendmsg+0x419/0x850
[  123.346470][ T1102]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.346761][ T1102]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.347126][ T1102]  ? move_addr_to_kernel+0x40/0x40
[  123.347411][ T1102]  ? stack_depot_save_flags+0x367/0x770
[  123.347685][ T1102]  ? validate_chain+0x38b/0xc20
[  123.347975][ T1102]  ___sys_sendmsg+0x14e/0x1d0
[  123.348267][ T1102]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  123.348613][ T1102]  ? copy_msghdr_from_user+0x460/0x460
[  123.348914][ T1102]  __sys_sendmsg+0x145/0x1f0
[  123.349220][ T1102]  ? __sys_sendmsg_sock+0x20/0x20
[  123.349499][ T1102]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  123.349857][ T1102]  ? do_raw_spin_unlock+0x59/0x250
[  123.350151][ T1102]  ? rcu_is_watching+0x15/0xd0
[  123.350438][ T1102]  do_syscall_64+0x117/0xfc0
[  123.350724][ T1102]  ? trace_hardirqs_off+0xd/0x30
[  123.351003][ T1102]  ? exc_page_fault+0xee/0x100
[  123.351305][ T1102]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.351648][ T1102] RIP: 0033:0x7f7aeb08508e
[  123.351940][ T1102] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.352816][ T1102] RSP: 002b:00007ffff61cc770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.353218][ T1102] RAX: ffffffffffffffda RBX: 00007ffff61ccf20 RCX: 00007f7aeb08508e
[  123.353606][ T1102] RDX: 0000000000000000 RSI: 00007ffff61cc820 RDI: 0000000000000005
[  123.354000][ T1102] RBP: 00007ffff61cc780 R08: 0000000000000000 R09: 0000000000000000
[  123.354415][ T1102] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  123.354821][ T1102] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff61ccef0
[  123.355248][ T1102]  </TASK>
[  123.355477][ T1102] irq event stamp: 26129
[  123.355712][ T1102] hardirqs last  enabled at (26139): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.356192][ T1102] hardirqs last disabled at (26150): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.356644][ T1102] softirqs last  enabled at (25114): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  123.357125][ T1102] softirqs last disabled at (25112): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  123.357605][ T1102] ---[ end trace 0000000000000000 ]---
[  123.358345][ T1102] ------------[ cut here ]------------
[  123.358621][ T1102] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1102
[  123.359137][ T1102] CPU: 2 UID: 0 PID: 1102 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.359660][ T1102] Tainted: [W]=WARN
[  123.359887][ T1102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.360239][ T1102] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.360587][ T1102] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.361483][ T1102] RSP: 0018:ffa0000002a46f90 EFLAGS: 00010286
[  123.361827][ T1102] RAX: 00000000ffffffa6 RBX: ff110000160c4740 RCX: 1ff4000000548db8
[  123.362237][ T1102] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000160c47f8
[  123.362637][ T1102] RBP: ff110000162c4000 R08: 1fe2200002c18900 R09: ff11000013b6d180
[  123.363040][ T1102] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  123.363453][ T1102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  123.363857][ T1102] FS:  00007f7aeae4b840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  123.364330][ T1102] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.364682][ T1102] CR2: 00000000037829e8 CR3: 00000000058f7004 CR4: 0000000000771ef0
[  123.365076][ T1102] PKRU: 55555554
[  123.365319][ T1102] Call Trace:
[  123.365546][ T1102]  <TASK>
[  123.365724][ T1102]  ? rcu_is_watching+0x15/0xd0
[  123.366007][ T1102]  rtnetlink_event+0xe0/0x1f0
[  123.366307][ T1102]  notifier_call_chain+0xb0/0x320
[  123.366590][ T1102]  __netdev_upper_dev_link+0x3a5/0x590
[  123.366884][ T1102]  ? netdev_wait_allrefs_any+0x570/0x570
[  123.367187][ T1102]  ? do_raw_spin_lock+0x131/0x280
[  123.367472][ T1102]  ? find_held_lock+0x2b/0x80
[  123.367761][ T1102]  netdev_master_upper_dev_link+0x86/0xb0
[  123.368041][ T1102]  ? netdev_upper_dev_link+0xb0/0xb0
[  123.368336][ T1102]  ? lockdep_rtnl_is_held+0x1a/0x20
[  123.368604][ T1102]  ? hsr_port_get_hsr+0x9c/0x150
[  123.368884][ T1102]  hsr_add_port+0x4eb/0xb60
[  123.369168][ T1102]  ? hsr_port_exists+0x60/0x60
[  123.369448][ T1102]  ? timer_init_key+0x10d/0x280
[  123.369751][ T1102]  hsr_dev_finalize+0x6e8/0xc00
[  123.370039][ T1102]  ? alloc_netdev_mqs+0xed0/0x1490
[  123.370326][ T1102]  hsr_newlink+0x3b0/0x980
[  123.370606][ T1102]  ? hsr_dellink+0x90/0x90
[  123.370872][ T1102]  ? rtnl_create_link+0x169/0xf20
[  123.371160][ T1102]  ? nla_strscpy+0xe3/0x180
[  123.371432][ T1102]  rtnl_newlink_create+0x2da/0x780
[  123.371716][ T1102]  ? rtnl_create_link+0xf20/0xf20
[  123.371977][ T1102]  ? __dev_get_by_name+0x12/0x50
[  123.372186][ T1102]  ? rtnl_dev_get+0xd7/0x170
[  123.372385][ T1102]  __rtnl_newlink+0x22b/0xa50
[  123.372614][ T1102]  rtnl_newlink+0x8d1/0xea0
[  123.372815][ T1102]  ? lock_acquire.part.0+0xbc/0x260
[  123.373012][ T1102]  ? __rtnl_newlink+0xa50/0xa50
[  123.373292][ T1102]  ? mark_usage+0x61/0x170
[  123.373485][ T1102]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.373700][ T1102]  ? __rtnl_newlink+0xa50/0xa50
[  123.373889][ T1102]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.374079][ T1102]  ? validate_chain+0x38b/0xc20
[  123.374281][ T1102]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.374470][ T1102]  ? __lock_acquire+0x508/0xc10
[  123.374681][ T1102]  ? lock_acquire.part.0+0xbc/0x260
[  123.374869][ T1102]  ? find_held_lock+0x2b/0x80
[  123.375058][ T1102]  netlink_rcv_skb+0x14e/0x3a0
[  123.375258][ T1102]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.375448][ T1102]  ? netlink_ack+0xcd0/0xcd0
[  123.375661][ T1102]  ? netlink_deliver_tap+0xc5/0x330
[  123.375852][ T1102]  ? netlink_deliver_tap+0x13c/0x330
[  123.376042][ T1102]  netlink_unicast+0x486/0x750
[  123.376250][ T1102]  ? netlink_attachskb+0x810/0x810
[  123.376440][ T1102]  ? __lock_acquire+0x508/0xc10
[  123.376659][ T1102]  netlink_sendmsg+0x735/0xc60
[  123.376850][ T1102]  ? netlink_unicast+0x750/0x750
[  123.377039][ T1102]  ? __might_fault+0x97/0x140
[  123.377245][ T1102]  ____sys_sendmsg+0x419/0x850
[  123.377434][ T1102]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.377643][ T1102]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.377865][ T1102]  ? move_addr_to_kernel+0x40/0x40
[  123.378059][ T1102]  ? stack_depot_save_flags+0x367/0x770
[  123.378273][ T1102]  ? validate_chain+0x38b/0xc20
[  123.378467][ T1102]  ___sys_sendmsg+0x14e/0x1d0
[  123.378678][ T1102]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  123.378908][ T1102]  ? copy_msghdr_from_user+0x460/0x460
[  123.379123][ T1102]  __sys_sendmsg+0x145/0x1f0
[  123.379360][ T1102]  ? __sys_sendmsg_sock+0x20/0x20
[  123.379570][ T1102]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  123.379918][ T1102]  ? do_raw_spin_unlock+0x59/0x250
[  123.380192][ T1102]  ? rcu_is_watching+0x15/0xd0
[  123.380454][ T1102]  do_syscall_64+0x117/0xfc0
[  123.380739][ T1102]  ? trace_hardirqs_off+0xd/0x30
[  123.381024][ T1102]  ? exc_page_fault+0xee/0x100
[  123.381291][ T1102]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.381606][ T1102] RIP: 0033:0x7f7aeb08508e
[  123.381887][ T1102] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.382731][ T1102] RSP: 002b:00007ffff61cc770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.383112][ T1102] RAX: ffffffffffffffda RBX: 00007ffff61ccf20 RCX: 00007f7aeb08508e
[  123.383375][ T1102] RDX: 0000000000000000 RSI: 00007ffff61cc820 RDI: 0000000000000005
[  123.383663][ T1102] RBP: 00007ffff61cc780 R08: 0000000000000000 R09: 0000000000000000
[  123.383921][ T1102] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  123.384243][ T1102] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff61ccef0
[  123.384539][ T1102]  </TASK>
[  123.384706][ T1102] irq event stamp: 27325
[  123.384861][ T1102] hardirqs last  enabled at (27335): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.385171][ T1102] hardirqs last disabled at (27346): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.385466][ T1102] softirqs last  enabled at (26698): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  123.385779][ T1102] softirqs last disabled at (26685): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  123.386069][ T1102] ---[ end trace 0000000000000000 ]---
[  123.386384][ T1102] ------------[ cut here ]------------
[  123.386577][ T1102] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1102
[  123.386912][ T1102] CPU: 2 UID: 0 PID: 1102 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.387264][ T1102] Tainted: [W]=WARN
[  123.387419][ T1102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.387660][ T1102] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.387893][ T1102] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.388459][ T1102] RSP: 0018:ffa0000002a46f10 EFLAGS: 00010286
[  123.388704][ T1102] RAX: 00000000ffffffa6 RBX: ff110000160c4200 RCX: 1ff4000000548da8
[  123.388966][ T1102] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000160c42b8
[  123.389242][ T1102] RBP: ff11000016014000 R08: 1fe2200002c18858 R09: ff11000013b6d180
[  123.389505][ T1102] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  123.389783][ T1102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  123.390045][ T1102] FS:  00007f7aeae4b840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  123.390355][ T1102] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.390593][ T1102] CR2: 00000000037829e8 CR3: 00000000058f7004 CR4: 0000000000771ef0
[  123.390866][ T1102] PKRU: 55555554
[  123.391020][ T1102] Call Trace:
[  123.391188][ T1102]  <TASK>
[  123.391310][ T1102]  ? rcu_is_watching+0x15/0xd0
[  123.391503][ T1102]  rtnetlink_event+0xe0/0x1f0
[  123.391713][ T1102]  notifier_call_chain+0xb0/0x320
[  123.391907][ T1102]  netif_set_mtu_ext+0x354/0x5f0
[  123.392111][ T1102]  ? dev_validate_mtu+0x180/0x180
[  123.392308][ T1102]  ? __netdev_update_features+0x4b0/0xdf0
[  123.392506][ T1102]  netif_set_mtu+0x85/0xe0
[  123.392767][ T1102]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  123.392966][ T1102]  dev_set_mtu+0x9d/0x150
[  123.393137][ T1102]  ? dev_disable_lro+0x95/0x140
[  123.393343][ T1102]  hsr_add_port+0x6e3/0xb60
[  123.393540][ T1102]  ? hsr_port_exists+0x60/0x60
[  123.393747][ T1102]  ? timer_init_key+0x10d/0x280
[  123.393944][ T1102]  hsr_dev_finalize+0x6e8/0xc00
[  123.394152][ T1102]  ? alloc_netdev_mqs+0xed0/0x1490
[  123.394346][ T1102]  hsr_newlink+0x3b0/0x980
[  123.394545][ T1102]  ? hsr_dellink+0x90/0x90
[  123.394744][ T1102]  ? rtnl_create_link+0x169/0xf20
[  123.394935][ T1102]  ? nla_strscpy+0xe3/0x180
[  123.395141][ T1102]  rtnl_newlink_create+0x2da/0x780
[  123.395343][ T1102]  ? rtnl_create_link+0xf20/0xf20
[  123.395537][ T1102]  ? __dev_get_by_name+0x12/0x50
[  123.395740][ T1102]  ? rtnl_dev_get+0xd7/0x170
[  123.395937][ T1102]  __rtnl_newlink+0x22b/0xa50
[  123.396146][ T1102]  rtnl_newlink+0x8d1/0xea0
[  123.396342][ T1102]  ? lock_acquire.part.0+0xbc/0x260
[  123.396645][ T1102]  ? __rtnl_newlink+0xa50/0xa50
[  123.396837][ T1102]  ? mark_usage+0x61/0x170
[  123.397035][ T1102]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.397338][ T1102]  ? __rtnl_newlink+0xa50/0xa50
[  123.397537][ T1102]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.397743][ T1102]  ? validate_chain+0x38b/0xc20
[  123.397935][ T1102]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.398138][ T1102]  ? __lock_acquire+0x508/0xc10
[  123.398332][ T1102]  ? lock_acquire.part.0+0xbc/0x260
[  123.398523][ T1102]  ? find_held_lock+0x2b/0x80
[  123.398735][ T1102]  netlink_rcv_skb+0x14e/0x3a0
[  123.398925][ T1102]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.399223][ T1102]  ? netlink_ack+0xcd0/0xcd0
[  123.399420][ T1102]  ? netlink_deliver_tap+0xc5/0x330
[  123.399626][ T1102]  ? netlink_deliver_tap+0x13c/0x330
[  123.399821][ T1102]  netlink_unicast+0x486/0x750
[  123.400121][ T1102]  ? netlink_attachskb+0x810/0x810
[  123.400316][ T1102]  ? __lock_acquire+0x508/0xc10
[  123.400510][ T1102]  netlink_sendmsg+0x735/0xc60
[  123.400746][ T1102]  ? netlink_unicast+0x750/0x750
[  123.401033][ T1102]  ? __might_fault+0x97/0x140
[  123.401238][ T1102]  ____sys_sendmsg+0x419/0x850
[  123.401428][ T1102]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.401635][ T1102]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.401953][ T1102]  ? move_addr_to_kernel+0x40/0x40
[  123.402161][ T1102]  ? stack_depot_save_flags+0x367/0x770
[  123.402352][ T1102]  ? validate_chain+0x38b/0xc20
[  123.402658][ T1102]  ___sys_sendmsg+0x14e/0x1d0
[  123.402850][ T1102]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  123.403075][ T1102]  ? copy_msghdr_from_user+0x460/0x460
[  123.403287][ T1102]  __sys_sendmsg+0x145/0x1f0
[  123.403581][ T1102]  ? __sys_sendmsg_sock+0x20/0x20
[  123.403784][ T1102]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  123.404011][ T1102]  ? do_raw_spin_unlock+0x59/0x250
[  123.404214][ T1102]  ? rcu_is_watching+0x15/0xd0
[  123.404499][ T1102]  do_syscall_64+0x117/0xfc0
[  123.404708][ T1102]  ? trace_hardirqs_off+0xd/0x30
[  123.404898][ T1102]  ? exc_page_fault+0xee/0x100
[  123.405089][ T1102]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.405427][ T1102] RIP: 0033:0x7f7aeb08508e
[  123.405678][ T1102] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.406629][ T1102] RSP: 002b:00007ffff61cc770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.406998][ T1102] RAX: ffffffffffffffda RBX: 00007ffff61ccf20 RCX: 00007f7aeb08508e
[  123.407563][ T1102] RDX: 0000000000000000 RSI: 00007ffff61cc820 RDI: 0000000000000005
[  123.407965][ T1102] RBP: 00007ffff61cc780 R08: 0000000000000000 R09: 0000000000000000
[  123.408369][ T1102] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  123.408966][ T1102] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff61ccef0
[  123.409385][ T1102]  </TASK>
[  123.409605][ T1102] irq event stamp: 28427
[  123.409820][ T1102] hardirqs last  enabled at (28437): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.410418][ T1102] hardirqs last disabled at (28448): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.410854][ T1102] softirqs last  enabled at (27422): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  123.411469][ T1102] softirqs last disabled at (27420): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  123.411918][ T1102] ---[ end trace 0000000000000000 ]---
[  123.412453][ T1102] vethB: entered promiscuous mode
[  123.412830][ T1102] ------------[ cut here ]------------
[  123.413121][ T1102] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1102
[  123.413800][ T1102] CPU: 2 UID: 0 PID: 1102 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.414336][ T1102] Tainted: [W]=WARN
[  123.414561][ T1102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.415074][ T1102] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.415443][ T1102] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.416499][ T1102] RSP: 0018:ffa0000002a46fb0 EFLAGS: 00010286
[  123.416849][ T1102] RAX: 00000000ffffffa6 RBX: ff110000160c4040 RCX: 1ff4000000548dbc
[  123.417427][ T1102] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000160c40f8
[  123.417827][ T1102] RBP: ff110000075a1000 R08: 1fe2200002c18820 R09: ff11000013b6d180
[  123.418238][ T1102] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[  123.418820][ T1102] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075a1000
[  123.419241][ T1102] FS:  00007f7aeae4b840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  123.419706][ T1102] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.420224][ T1102] CR2: 00000000037829e8 CR3: 00000000058f7004 CR4: 0000000000771ef0
[  123.420628][ T1102] PKRU: 55555554
[  123.420859][ T1102] Call Trace:
[  123.421087][ T1102]  <TASK>
[  123.421278][ T1102]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  123.421563][ T1102]  ? netlink_sendmsg+0x735/0xc60
[  123.421867][ T1102]  rtmsg_ifinfo+0x5c/0xb0
[  123.422120][ T1102]  __dev_notify_flags+0x1b8/0x280
[  123.422587][ T1102]  ? netdev_info+0xe2/0x116
[  123.422884][ T1102]  ? netdev_notice+0x120/0x120
[  123.423186][ T1102]  ? netif_change_name+0x8c0/0x8c0
[  123.423479][ T1102]  __dev_set_promiscuity+0x194/0x230
[  123.423931][ T1102]  netif_set_promiscuity+0x4c/0xc0
[  123.424151][ T1102]  dev_set_promiscuity+0x9d/0x150
[  123.424349][ T1102]  hsr_add_port+0x48c/0xb60
[  123.424551][ T1102]  ? hsr_port_exists+0x60/0x60
[  123.424871][ T1102]  ? timer_init_key+0x10d/0x280
[  123.425125][ T1102]  hsr_dev_finalize+0x727/0xc00
[  123.425388][ T1102]  ? alloc_netdev_mqs+0xed0/0x1490
[  123.425671][ T1102]  hsr_newlink+0x3b0/0x980
[  123.426130][ T1102]  ? hsr_dellink+0x90/0x90
[  123.426414][ T1102]  ? rtnl_create_link+0x169/0xf20
[  123.426700][ T1102]  ? nla_strscpy+0xe3/0x180
[  123.426986][ T1102]  rtnl_newlink_create+0x2da/0x780
[  123.427452][ T1102]  ? rtnl_create_link+0xf20/0xf20
[  123.427740][ T1102]  ? __dev_get_by_name+0x12/0x50
[  123.428026][ T1102]  ? rtnl_dev_get+0xd7/0x170
[  123.428333][ T1102]  __rtnl_newlink+0x22b/0xa50
[  123.428753][ T1102]  rtnl_newlink+0x8d1/0xea0
[  123.428952][ T1102]  ? lock_acquire.part.0+0xbc/0x260
[  123.429256][ T1102]  ? __rtnl_newlink+0xa50/0xa50
[  123.429540][ T1102]  ? mark_usage+0x61/0x170
[  123.430012][ T1102]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.430318][ T1102]  ? __rtnl_newlink+0xa50/0xa50
[  123.430614][ T1102]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.430902][ T1102]  ? validate_chain+0x38b/0xc20
[  123.431203][ T1102]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.431496][ T1102]  ? __lock_acquire+0x508/0xc10
[  123.431795][ T1102]  ? lock_acquire.part.0+0xbc/0x260
[  123.432072][ T1102]  ? find_held_lock+0x2b/0x80
[  123.432540][ T1102]  netlink_rcv_skb+0x14e/0x3a0
[  123.432824][ T1102]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.433115][ T1102]  ? netlink_ack+0xcd0/0xcd0
[  123.433395][ T1102]  ? netlink_deliver_tap+0xc5/0x330
[  123.433840][ T1102]  ? netlink_deliver_tap+0x13c/0x330
[  123.434148][ T1102]  netlink_unicast+0x486/0x750
[  123.434428][ T1102]  ? netlink_attachskb+0x810/0x810
[  123.434714][ T1102]  ? __lock_acquire+0x508/0xc10
[  123.435180][ T1102]  netlink_sendmsg+0x735/0xc60
[  123.435461][ T1102]  ? netlink_unicast+0x750/0x750
[  123.435749][ T1102]  ? __might_fault+0x97/0x140
[  123.436034][ T1102]  ____sys_sendmsg+0x419/0x850
[  123.436497][ T1102]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.436791][ T1102]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.437139][ T1102]  ? move_addr_to_kernel+0x40/0x40
[  123.437413][ T1102]  ? stack_depot_save_flags+0x367/0x770
[  123.437869][ T1102]  ? validate_chain+0x38b/0xc20
[  123.438171][ T1102]  ___sys_sendmsg+0x14e/0x1d0
[  123.438456][ T1102]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  123.438811][ T1102]  ? copy_msghdr_from_user+0x460/0x460
[  123.439296][ T1102]  __sys_sendmsg+0x145/0x1f0
[  123.439581][ T1102]  ? __sys_sendmsg_sock+0x20/0x20
[  123.439868][ T1102]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  123.440391][ T1102]  ? do_raw_spin_unlock+0x59/0x250
[  123.440679][ T1102]  ? rcu_is_watching+0x15/0xd0
[  123.440963][ T1102]  do_syscall_64+0x117/0xfc0
[  123.441257][ T1102]  ? trace_hardirqs_off+0xd/0x30
[  123.441542][ T1102]  ? exc_page_fault+0xee/0x100
[  123.441999][ T1102]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.442351][ T1102] RIP: 0033:0x7f7aeb08508e
[  123.442648][ T1102] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.443726][ T1102] RSP: 002b:00007ffff61cc770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.444328][ T1102] RAX: ffffffffffffffda RBX: 00007ffff61ccf20 RCX: 00007f7aeb08508e
[  123.444733][ T1102] RDX: 0000000000000000 RSI: 00007ffff61cc820 RDI: 0000000000000005
[  123.445158][ T1102] RBP: 00007ffff61cc780 R08: 0000000000000000 R09: 0000000000000000
[  123.445741][ T1102] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  123.446154][ T1102] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff61ccef0
[  123.446559][ T1102]  </TASK>
[  123.446965][ T1102] irq event stamp: 29589
[  123.447214][ T1102] hardirqs last  enabled at (29601): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.447673][ T1102] hardirqs last disabled at (29610): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.448323][ T1102] softirqs last  enabled at (28886): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  123.448787][ T1102] softirqs last disabled at (28879): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  123.449428][ T1102] ---[ end trace 0000000000000000 ]---
[  123.450185][ T1102] ------------[ cut here ]------------
[  123.450452][ T1102] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1102
[  123.451192][ T1102] CPU: 2 UID: 0 PID: 1102 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.451710][ T1102] Tainted: [W]=WARN
[  123.451931][ T1102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.452288][ T1102] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.452822][ T1102] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.453878][ T1102] RSP: 0018:ffa0000002a46f90 EFLAGS: 00010286
[  123.454239][ T1102] RAX: 00000000ffffffa6 RBX: ff11000013ff3a80 RCX: 1ff4000000548db8
[  123.454632][ T1102] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff3b38
[  123.455209][ T1102] RBP: ff110000075a1000 R08: 1fe22000027fe768 R09: ff11000013b6d180
[  123.455603][ T1102] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  123.455992][ T1102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  123.456574][ T1102] FS:  00007f7aeae4b840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  123.457041][ T1102] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.457562][ T1102] CR2: 00000000037829e8 CR3: 00000000058f7004 CR4: 0000000000771ef0
[  123.457966][ T1102] PKRU: 55555554
[  123.458224][ T1102] Call Trace:
[  123.458456][ T1102]  <TASK>
[  123.458646][ T1102]  ? rcu_is_watching+0x15/0xd0
[  123.459092][ T1102]  rtnetlink_event+0xe0/0x1f0
[  123.459395][ T1102]  notifier_call_chain+0xb0/0x320
[  123.459684][ T1102]  __netdev_upper_dev_link+0x3a5/0x590
[  123.459967][ T1102]  ? netdev_wait_allrefs_any+0x570/0x570
[  123.460271][ T1102]  ? do_raw_spin_lock+0x131/0x280
[  123.460551][ T1102]  ? find_held_lock+0x2b/0x80
[  123.460849][ T1102]  netdev_master_upper_dev_link+0x86/0xb0
[  123.461146][ T1102]  ? netdev_upper_dev_link+0xb0/0xb0
[  123.461609][ T1102]  ? lockdep_rtnl_is_held+0x1a/0x20
[  123.461891][ T1102]  ? hsr_port_get_hsr+0x9c/0x150
[  123.462192][ T1102]  hsr_add_port+0x4eb/0xb60
[  123.462480][ T1102]  ? hsr_port_exists+0x60/0x60
[  123.462911][ T1102]  ? timer_init_key+0x10d/0x280
[  123.463207][ T1102]  hsr_dev_finalize+0x727/0xc00
[  123.463486][ T1102]  ? alloc_netdev_mqs+0xed0/0x1490
[  123.463765][ T1102]  hsr_newlink+0x3b0/0x980
[  123.464218][ T1102]  ? hsr_dellink+0x90/0x90
[  123.464488][ T1102]  ? rtnl_create_link+0x169/0xf20
[  123.464772][ T1102]  ? nla_strscpy+0xe3/0x180
[  123.465043][ T1102]  rtnl_newlink_create+0x2da/0x780
[  123.465485][ T1102]  ? rtnl_create_link+0xf20/0xf20
[  123.465763][ T1102]  ? __dev_get_by_name+0x12/0x50
[  123.465982][ T1102]  ? rtnl_dev_get+0xd7/0x170
[  123.466192][ T1102]  __rtnl_newlink+0x22b/0xa50
[  123.466485][ T1102]  rtnl_newlink+0x8d1/0xea0
[  123.466721][ T1102]  ? lock_acquire.part.0+0xbc/0x260
[  123.466950][ T1102]  ? __rtnl_newlink+0xa50/0xa50
[  123.467201][ T1102]  ? mark_usage+0x61/0x170
[  123.467487][ T1102]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.467705][ T1102]  ? __rtnl_newlink+0xa50/0xa50
[  123.467900][ T1102]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.468093][ T1102]  ? validate_chain+0x38b/0xc20
[  123.468393][ T1102]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.468607][ T1102]  ? __lock_acquire+0x508/0xc10
[  123.468804][ T1102]  ? lock_acquire.part.0+0xbc/0x260
[  123.468993][ T1102]  ? find_held_lock+0x2b/0x80
[  123.469207][ T1102]  netlink_rcv_skb+0x14e/0x3a0
[  123.469399][ T1102]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.469607][ T1102]  ? netlink_ack+0xcd0/0xcd0
[  123.469800][ T1102]  ? netlink_deliver_tap+0xc5/0x330
[  123.470081][ T1102]  ? netlink_deliver_tap+0x13c/0x330
[  123.470286][ T1102]  netlink_unicast+0x486/0x750
[  123.470478][ T1102]  ? netlink_attachskb+0x810/0x810
[  123.470681][ T1102]  ? __lock_acquire+0x508/0xc10
[  123.470966][ T1102]  netlink_sendmsg+0x735/0xc60
[  123.471172][ T1102]  ? netlink_unicast+0x750/0x750
[  123.471363][ T1102]  ? __might_fault+0x97/0x140
[  123.471565][ T1102]  ____sys_sendmsg+0x419/0x850
[  123.471856][ T1102]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.472049][ T1102]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.472284][ T1102]  ? move_addr_to_kernel+0x40/0x40
[  123.472480][ T1102]  ? stack_depot_save_flags+0x367/0x770
[  123.472778][ T1102]  ? validate_chain+0x38b/0xc20
[  123.472969][ T1102]  ___sys_sendmsg+0x14e/0x1d0
[  123.473171][ T1102]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  123.473395][ T1102]  ? copy_msghdr_from_user+0x460/0x460
[  123.473710][ T1102]  __sys_sendmsg+0x145/0x1f0
[  123.473906][ T1102]  ? __sys_sendmsg_sock+0x20/0x20
[  123.474115][ T1102]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  123.474439][ T1102]  ? do_raw_spin_unlock+0x59/0x250
[  123.474649][ T1102]  ? rcu_is_watching+0x15/0xd0
[  123.474841][ T1102]  do_syscall_64+0x117/0xfc0
[  123.475028][ T1102]  ? trace_hardirqs_off+0xd/0x30
[  123.475324][ T1102]  ? exc_page_fault+0xee/0x100
[  123.475515][ T1102]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.475757][ T1102] RIP: 0033:0x7f7aeb08508e
[  123.475957][ T1102] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.476676][ T1102] RSP: 002b:00007ffff61cc770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.477056][ T1102] RAX: ffffffffffffffda RBX: 00007ffff61ccf20 RCX: 00007f7aeb08508e
[  123.477332][ T1102] RDX: 0000000000000000 RSI: 00007ffff61cc820 RDI: 0000000000000005
[  123.477607][ T1102] RBP: 00007ffff61cc780 R08: 0000000000000000 R09: 0000000000000000
[  123.477961][ T1102] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  123.478234][ T1102] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff61ccef0
[  123.478501][ T1102]  </TASK>
[  123.478766][ T1102] irq event stamp: 30869
[  123.478919][ T1102] hardirqs last  enabled at (30879): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.479227][ T1102] hardirqs last disabled at (30890): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.479631][ T1102] softirqs last  enabled at (30692): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  123.479932][ T1102] softirqs last disabled at (30681): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  123.480332][ T1102] ---[ end trace 0000000000000000 ]---
[  123.480654][ T1102] ------------[ cut here ]------------
[  123.480840][ T1102] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1102
[  123.481269][ T1102] CPU: 2 UID: 0 PID: 1102 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.481620][ T1102] Tainted: [W]=WARN
[  123.481774][ T1102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.482087][ T1102] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.483177][ T1102] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.483818][ T1102] RSP: 0018:ffa0000002a47160 EFLAGS: 00010286
[  123.484131][ T1102] RAX: 00000000ffffffa6 RBX: ff11000013ff2580 RCX: 1ff4000000548df2
[  123.484461][ T1102] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff2638
[  123.484807][ T1102] RBP: ff110000075a1000 R08: 1fe22000027fe4c8 R09: ff11000013b6d180
[  123.485156][ T1102] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  123.485496][ T1102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  123.485840][ T1102] FS:  00007f7aeae4b840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  123.486220][ T1102] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.486527][ T1102] CR2: 00000000037829e8 CR3: 00000000058f7004 CR4: 0000000000771ef0
[  123.486865][ T1102] PKRU: 55555554
[  123.487087][ T1102] Call Trace:
[  123.487322][ T1102]  <TASK>
[  123.487507][ T1102]  ? rcu_is_watching+0x15/0xd0
[  123.487783][ T1102]  rtnetlink_event+0xe0/0x1f0
[  123.488038][ T1102]  notifier_call_chain+0xb0/0x320
[  123.488310][ T1102]  call_netdevice_notifiers+0x70/0xa0
[  123.488581][ T1102]  ? __dev_open+0x610/0x610
[  123.488847][ T1102]  hsr_dev_finalize+0x9ef/0xc00
[  123.489120][ T1102]  ? alloc_netdev_mqs+0xed0/0x1490
[  123.489378][ T1102]  hsr_newlink+0x3b0/0x980
[  123.489649][ T1102]  ? hsr_dellink+0x90/0x90
[  123.489906][ T1102]  ? rtnl_create_link+0x169/0xf20
[  123.490169][ T1102]  ? nla_strscpy+0xe3/0x180
[  123.490426][ T1102]  rtnl_newlink_create+0x2da/0x780
[  123.490697][ T1102]  ? rtnl_create_link+0xf20/0xf20
[  123.490947][ T1102]  ? __dev_get_by_name+0x12/0x50
[  123.491214][ T1102]  ? rtnl_dev_get+0xd7/0x170
[  123.491469][ T1102]  __rtnl_newlink+0x22b/0xa50
[  123.491741][ T1102]  rtnl_newlink+0x8d1/0xea0
[  123.491994][ T1102]  ? lock_acquire.part.0+0xbc/0x260
[  123.492260][ T1102]  ? __rtnl_newlink+0xa50/0xa50
[  123.492510][ T1102]  ? mark_usage+0x61/0x170
[  123.492775][ T1102]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.493022][ T1102]  ? __rtnl_newlink+0xa50/0xa50
[  123.493278][ T1102]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.493527][ T1102]  ? validate_chain+0x38b/0xc20
[  123.493788][ T1102]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.494039][ T1102]  ? __lock_acquire+0x508/0xc10
[  123.494298][ T1102]  ? lock_acquire.part.0+0xbc/0x260
[  123.494569][ T1102]  ? find_held_lock+0x2b/0x80
[  123.494826][ T1102]  netlink_rcv_skb+0x14e/0x3a0
[  123.495071][ T1102]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.495327][ T1102]  ? netlink_ack+0xcd0/0xcd0
[  123.495589][ T1102]  ? netlink_deliver_tap+0xc5/0x330
[  123.495842][ T1102]  ? netlink_deliver_tap+0x13c/0x330
[  123.496092][ T1102]  netlink_unicast+0x486/0x750
[  123.496410][ T1102]  ? netlink_attachskb+0x810/0x810
[  123.496676][ T1102]  ? __lock_acquire+0x508/0xc10
[  123.496927][ T1102]  netlink_sendmsg+0x735/0xc60
[  123.497190][ T1102]  ? netlink_unicast+0x750/0x750
[  123.497438][ T1102]  ? __might_fault+0x97/0x140
[  123.497706][ T1102]  ____sys_sendmsg+0x419/0x850
[  123.497953][ T1102]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.498211][ T1102]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.498493][ T1102]  ? move_addr_to_kernel+0x40/0x40
[  123.498760][ T1102]  ? stack_depot_save_flags+0x367/0x770
[  123.499012][ T1102]  ? validate_chain+0x38b/0xc20
[  123.499273][ T1102]  ___sys_sendmsg+0x14e/0x1d0
[  123.499521][ T1102]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  123.499831][ T1102]  ? copy_msghdr_from_user+0x460/0x460
[  123.500088][ T1102]  __sys_sendmsg+0x145/0x1f0
[  123.500413][ T1102]  ? __sys_sendmsg_sock+0x20/0x20
[  123.500677][ T1102]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  123.500963][ T1102]  ? do_raw_spin_unlock+0x59/0x250
[  123.501223][ T1102]  ? rcu_is_watching+0x15/0xd0
[  123.501468][ T1102]  do_syscall_64+0x117/0xfc0
[  123.501734][ T1102]  ? trace_hardirqs_off+0xd/0x30
[  123.501985][ T1102]  ? exc_page_fault+0xee/0x100
[  123.502247][ T1102]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.502532][ T1102] RIP: 0033:0x7f7aeb08508e
[  123.502797][ T1102] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.503407][ T1102] RSP: 002b:00007ffff61cc770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.503742][ T1102] RAX: ffffffffffffffda RBX: 00007ffff61ccf20 RCX: 00007f7aeb08508e
[  123.504058][ T1102] RDX: 0000000000000000 RSI: 00007ffff61cc820 RDI: 0000000000000005
[  123.504380][ T1102] RBP: 00007ffff61cc780 R08: 0000000000000000 R09: 0000000000000000
[  123.504704][ T1102] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  123.505021][ T1102] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff61ccef0
[  123.505349][ T1102]  </TASK>
[  123.505570][ T1102] irq event stamp: 41125
[  123.505784][ T1102] hardirqs last  enabled at (41227): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.506141][ T1102] hardirqs last disabled at (41332): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.506490][ T1102] softirqs last  enabled at (41434): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  123.506851][ T1102] softirqs last disabled at (41445): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  123.507208][ T1102] ---[ end trace 0000000000000000 ]---
[  123.507751][ T1102] ------------[ cut here ]------------
[  123.507906][ T1102] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1102
[  123.508201][ T1102] CPU: 1 UID: 0 PID: 1102 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.508478][ T1102] Tainted: [W]=WARN
[  123.508632][ T1102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.508812][ T1102] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.508993][ T1102] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.509490][ T1102] RSP: 0018:ffa0000002a471a0 EFLAGS: 00010286
[  123.509674][ T1102] RAX: 00000000ffffffa6 RBX: ff11000013ff2040 RCX: 1ff4000000548dfa
[  123.509878][ T1102] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff20f8
[  123.510086][ T1102] RBP: ff11000016014000 R08: 1fe22000027fe420 R09: ff11000013b6d180
[  123.510301][ T1102] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  123.510506][ T1102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  123.510725][ T1102] FS:  00007f7aeae4b840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  123.510966][ T1102] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.511155][ T1102] CR2: 00007fb83dc39574 CR3: 00000000058f7004 CR4: 0000000000771ef0
[  123.511423][ T1102] PKRU: 55555554
[  123.511617][ T1102] Call Trace:
[  123.511781][ T1102]  <TASK>
[  123.511871][ T1102]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  123.512085][ T1102]  rtmsg_ifinfo+0x5c/0xb0
[  123.512218][ T1102]  __dev_notify_flags+0x1b8/0x280
[  123.512433][ T1102]  ? netif_change_name+0x8c0/0x8c0
[  123.512617][ T1102]  ? hsr_dev_finalize+0x925/0xc00
[  123.512806][ T1102]  ? alloc_netdev_mqs+0xed0/0x1490
[  123.512941][ T1102]  ? hsr_newlink+0x3b0/0x980
[  123.513079][ T1102]  ? hsr_dellink+0x90/0x90
[  123.513233][ T1102]  rtnl_configure_link+0x1ac/0x390
[  123.513375][ T1102]  ? nla_strscpy+0xe3/0x180
[  123.513516][ T1102]  rtnl_newlink_create+0x353/0x780
[  123.513701][ T1102]  ? rtnl_create_link+0xf20/0xf20
[  123.513923][ T1102]  ? __dev_get_by_name+0x12/0x50
[  123.514147][ T1102]  ? rtnl_dev_get+0xd7/0x170
[  123.514390][ T1102]  __rtnl_newlink+0x22b/0xa50
[  123.514660][ T1102]  rtnl_newlink+0x8d1/0xea0
[  123.514903][ T1102]  ? lock_acquire.part.0+0xbc/0x260
[  123.515156][ T1102]  ? __rtnl_newlink+0xa50/0xa50
[  123.515348][ T1102]  ? mark_usage+0x61/0x170
[  123.515494][ T1102]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.515741][ T1102]  ? __rtnl_newlink+0xa50/0xa50
[  123.515992][ T1102]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.516202][ T1102]  ? validate_chain+0x38b/0xc20
[  123.516426][ T1102]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.516675][ T1102]  ? __lock_acquire+0x508/0xc10
[  123.516851][ T1102]  ? lock_acquire.part.0+0xbc/0x260
[  123.516989][ T1102]  ? find_held_lock+0x2b/0x80
[  123.517140][ T1102]  netlink_rcv_skb+0x14e/0x3a0
[  123.517342][ T1102]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.517571][ T1102]  ? netlink_ack+0xcd0/0xcd0
[  123.517777][ T1102]  ? netlink_deliver_tap+0xc5/0x330
[  123.517914][ T1102]  ? netlink_deliver_tap+0x13c/0x330
[  123.518056][ T1102]  netlink_unicast+0x486/0x750
[  123.518210][ T1102]  ? netlink_attachskb+0x810/0x810
[  123.518347][ T1102]  ? __lock_acquire+0x508/0xc10
[  123.518485][ T1102]  netlink_sendmsg+0x735/0xc60
[  123.518663][ T1102]  ? netlink_unicast+0x750/0x750
[  123.518801][ T1102]  ? __might_fault+0x97/0x140
[  123.518940][ T1102]  ____sys_sendmsg+0x419/0x850
[  123.519074][ T1102]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.519232][ T1102]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.519504][ T1102]  ? move_addr_to_kernel+0x40/0x40
[  123.519708][ T1102]  ? stack_depot_save_flags+0x367/0x770
[  123.519848][ T1102]  ? validate_chain+0x38b/0xc20
[  123.519989][ T1102]  ___sys_sendmsg+0x14e/0x1d0
[  123.520141][ T1102]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  123.520315][ T1102]  ? copy_msghdr_from_user+0x460/0x460
[  123.520462][ T1102]  __sys_sendmsg+0x145/0x1f0
[  123.520657][ T1102]  ? __sys_sendmsg_sock+0x20/0x20
[  123.520917][ T1102]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  123.521134][ T1102]  ? do_raw_spin_unlock+0x59/0x250
[  123.521273][ T1102]  ? rcu_is_watching+0x15/0xd0
[  123.521454][ T1102]  do_syscall_64+0x117/0xfc0
[  123.521655][ T1102]  ? trace_hardirqs_off+0xd/0x30
[  123.521851][ T1102]  ? exc_page_fault+0xee/0x100
[  123.522059][ T1102]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.522341][ T1102] RIP: 0033:0x7f7aeb08508e
[  123.522583][ T1102] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.523224][ T1102] RSP: 002b:00007ffff61cc770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.523501][ T1102] RAX: ffffffffffffffda RBX: 00007ffff61ccf20 RCX: 00007f7aeb08508e
[  123.523865][ T1102] RDX: 0000000000000000 RSI: 00007ffff61cc820 RDI: 0000000000000005
[  123.524094][ T1102] RBP: 00007ffff61cc780 R08: 0000000000000000 R09: 0000000000000000
[  123.524445][ T1102] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  123.524768][ T1102] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff61ccef0
[  123.525019][ T1102]  </TASK>
[  123.525135][ T1102] irq event stamp: 42627
[  123.525239][ T1102] hardirqs last  enabled at (42635): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.525478][ T1102] hardirqs last disabled at (42642): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.525769][ T1102] softirqs last  enabled at (42448): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  123.526005][ T1102] softirqs last disabled at (42443): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  123.526246][ T1102] ---[ end trace 0000000000000000 ]---
[  123.580684][ T1103] vethA: entered promiscuous mode
[  123.580922][ T1103] ------------[ cut here ]------------
[  123.581212][ T1103] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1103
[  123.581504][ T1103] CPU: 3 UID: 0 PID: 1103 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.581989][ T1103] Tainted: [W]=WARN
[  123.582114][ T1103] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.582298][ T1103] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.582482][ T1103] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.582991][ T1103] RSP: 0018:ffa0000002a56fb0 EFLAGS: 00010286
[  123.583177][ T1103] RAX: 00000000ffffffa6 RBX: ff11000004e39c40 RCX: 1ff400000054adbc
[  123.583390][ T1103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39cf8
[  123.583615][ T1103] RBP: ff11000013f79000 R08: 1fe22000009c73a0 R09: ff11000013032e80
[  123.583828][ T1103] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[  123.584038][ T1103] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013f79000
[  123.584257][ T1103] FS:  00007f97d2de2840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  123.584514][ T1103] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.584716][ T1103] CR2: 00007f97d2fdb460 CR3: 0000000015a07002 CR4: 0000000000771ef0
[  123.584933][ T1103] PKRU: 55555554
[  123.585045][ T1103] Call Trace:
[  123.585162][ T1103]  <TASK>
[  123.585239][ T1103]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  123.585383][ T1103]  ? netlink_sendmsg+0x735/0xc60
[  123.585538][ T1103]  rtmsg_ifinfo+0x5c/0xb0
[  123.585723][ T1103]  __dev_notify_flags+0x1b8/0x280
[  123.585956][ T1103]  ? netdev_info+0xe2/0x116
[  123.586106][ T1103]  ? netdev_notice+0x120/0x120
[  123.586249][ T1103]  ? netif_change_name+0x8c0/0x8c0
[  123.586396][ T1103]  __dev_set_promiscuity+0x194/0x230
[  123.586547][ T1103]  netif_set_promiscuity+0x4c/0xc0
[  123.586694][ T1103]  dev_set_promiscuity+0x9d/0x150
[  123.586835][ T1103]  hsr_add_port+0x48c/0xb60
[  123.586980][ T1103]  ? hsr_port_exists+0x60/0x60
[  123.587129][ T1103]  ? timer_init_key+0x10d/0x280
[  123.587274][ T1103]  hsr_dev_finalize+0x6e8/0xc00
[  123.587418][ T1103]  ? alloc_netdev_mqs+0xed0/0x1490
[  123.587562][ T1103]  hsr_newlink+0x3b0/0x980
[  123.587712][ T1103]  ? hsr_dellink+0x90/0x90
[  123.587853][ T1103]  ? rtnl_create_link+0x169/0xf20
[  123.587997][ T1103]  ? nla_strscpy+0xe3/0x180
[  123.588147][ T1103]  rtnl_newlink_create+0x2da/0x780
[  123.588291][ T1103]  ? rtnl_create_link+0xf20/0xf20
[  123.588435][ T1103]  ? __dev_get_by_name+0x12/0x50
[  123.588587][ T1103]  ? rtnl_dev_get+0xd7/0x170
[  123.588739][ T1103]  __rtnl_newlink+0x22b/0xa50
[  123.588888][ T1103]  rtnl_newlink+0x8d1/0xea0
[  123.589035][ T1103]  ? lock_acquire.part.0+0xbc/0x260
[  123.589186][ T1103]  ? __rtnl_newlink+0xa50/0xa50
[  123.589331][ T1103]  ? mark_usage+0x61/0x170
[  123.589478][ T1103]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.589660][ T1103]  ? __rtnl_newlink+0xa50/0xa50
[  123.589802][ T1103]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.589944][ T1103]  ? validate_chain+0x38b/0xc20
[  123.590086][ T1103]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.590238][ T1103]  ? __lock_acquire+0x508/0xc10
[  123.590384][ T1103]  ? lock_acquire.part.0+0xbc/0x260
[  123.590527][ T1103]  ? find_held_lock+0x2b/0x80
[  123.590673][ T1103]  netlink_rcv_skb+0x14e/0x3a0
[  123.590816][ T1103]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.590958][ T1103]  ? netlink_ack+0xcd0/0xcd0
[  123.591108][ T1103]  ? netlink_deliver_tap+0xc5/0x330
[  123.591251][ T1103]  ? netlink_deliver_tap+0x13c/0x330
[  123.591395][ T1103]  netlink_unicast+0x486/0x750
[  123.591543][ T1103]  ? netlink_attachskb+0x810/0x810
[  123.591691][ T1103]  ? __lock_acquire+0x508/0xc10
[  123.591840][ T1103]  netlink_sendmsg+0x735/0xc60
[  123.591986][ T1103]  ? netlink_unicast+0x750/0x750
[  123.592174][ T1103]  ? __might_fault+0x97/0x140
[  123.592324][ T1103]  ____sys_sendmsg+0x419/0x850
[  123.592470][ T1103]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.592636][ T1103]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.592817][ T1103]  ? move_addr_to_kernel+0x40/0x40
[  123.592966][ T1103]  ___sys_sendmsg+0x14e/0x1d0
[  123.593117][ T1103]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.593270][ T1103]  ? copy_msghdr_from_user+0x460/0x460
[  123.593421][ T1103]  ? lock_vma_under_rcu+0x159/0x410
[  123.593586][ T1103]  __sys_sendmsg+0x145/0x1f0
[  123.593741][ T1103]  ? __sys_sendmsg_sock+0x20/0x20
[  123.593890][ T1103]  ? rcu_is_watching+0x15/0xd0
[  123.594037][ T1103]  ? rcu_is_watching+0x15/0xd0
[  123.594186][ T1103]  do_syscall_64+0x117/0xfc0
[  123.594334][ T1103]  ? trace_hardirqs_off+0xd/0x30
[  123.594481][ T1103]  ? exc_page_fault+0xee/0x100
[  123.594639][ T1103]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.594823][ T1103] RIP: 0033:0x7f97d301c08e
[  123.594979][ T1103] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.595510][ T1103] RSP: 002b:00007ffea27b3da0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.595739][ T1103] RAX: ffffffffffffffda RBX: 00007ffea27b4550 RCX: 00007f97d301c08e
[  123.595960][ T1103] RDX: 0000000000000000 RSI: 00007ffea27b3e50 RDI: 0000000000000005
[  123.596181][ T1103] RBP: 00007ffea27b3db0 R08: 0000000000000000 R09: 0000000000000000
[  123.596399][ T1103] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  123.596632][ T1103] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea27b4520
[  123.596857][ T1103]  </TASK>
[  123.596966][ T1103] irq event stamp: 22857
[  123.597075][ T1103] hardirqs last  enabled at (22865): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.597332][ T1103] hardirqs last disabled at (22874): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.597592][ T1103] softirqs last  enabled at (22092): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  123.597850][ T1103] softirqs last disabled at (21985): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  123.598106][ T1103] ---[ end trace 0000000000000000 ]---
[  123.598494][ T1103] ------------[ cut here ]------------
[  123.598647][ T1103] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1103
[  123.598936][ T1103] CPU: 3 UID: 0 PID: 1103 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.599223][ T1103] Tainted: [W]=WARN
[  123.599329][ T1103] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.599503][ T1103] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.599695][ T1103] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.600201][ T1103] RSP: 0018:ffa0000002a56f90 EFLAGS: 00010286
[  123.600378][ T1103] RAX: 00000000ffffffa6 RBX: ff11000004e39e00 RCX: 1ff400000054adb8
[  123.600602][ T1103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39eb8
[  123.600816][ T1103] RBP: ff11000013f79000 R08: 1fe22000009c73d8 R09: ff11000013032e80
[  123.601028][ T1103] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  123.601244][ T1103] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  123.601456][ T1103] FS:  00007f97d2de2840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  123.601721][ T1103] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.601898][ T1103] CR2: 00007f97d2fdb460 CR3: 0000000015a07002 CR4: 0000000000771ef0
[  123.602124][ T1103] PKRU: 55555554
[  123.602230][ T1103] Call Trace:
[  123.602336][ T1103]  <TASK>
[  123.602407][ T1103]  ? rcu_is_watching+0x15/0xd0
[  123.602556][ T1103]  rtnetlink_event+0xe0/0x1f0
[  123.602703][ T1103]  notifier_call_chain+0xb0/0x320
[  123.602849][ T1103]  __netdev_upper_dev_link+0x3a5/0x590
[  123.602991][ T1103]  ? netdev_wait_allrefs_any+0x570/0x570
[  123.603138][ T1103]  ? do_raw_spin_lock+0x131/0x280
[  123.603279][ T1103]  ? find_held_lock+0x2b/0x80
[  123.603421][ T1103]  netdev_master_upper_dev_link+0x86/0xb0
[  123.603563][ T1103]  ? netdev_upper_dev_link+0xb0/0xb0
[  123.603709][ T1103]  ? lockdep_rtnl_is_held+0x1a/0x20
[  123.603853][ T1103]  ? hsr_port_get_hsr+0x9c/0x150
[  123.603997][ T1103]  hsr_add_port+0x4eb/0xb60
[  123.604144][ T1103]  ? hsr_port_exists+0x60/0x60
[  123.604287][ T1103]  ? timer_init_key+0x10d/0x280
[  123.604429][ T1103]  hsr_dev_finalize+0x6e8/0xc00
[  123.604576][ T1103]  ? alloc_netdev_mqs+0xed0/0x1490
[  123.604720][ T1103]  hsr_newlink+0x3b0/0x980
[  123.604863][ T1103]  ? hsr_dellink+0x90/0x90
[  123.605003][ T1103]  ? rtnl_create_link+0x169/0xf20
[  123.605146][ T1103]  ? nla_strscpy+0xe3/0x180
[  123.605290][ T1103]  rtnl_newlink_create+0x2da/0x780
[  123.605434][ T1103]  ? rtnl_create_link+0xf20/0xf20
[  123.605600][ T1103]  ? __dev_get_by_name+0x12/0x50
[  123.605741][ T1103]  ? rtnl_dev_get+0xd7/0x170
[  123.605907][ T1103]  __rtnl_newlink+0x22b/0xa50
[  123.606056][ T1103]  rtnl_newlink+0x8d1/0xea0
[  123.606207][ T1103]  ? lock_acquire.part.0+0xbc/0x260
[  123.606349][ T1103]  ? __rtnl_newlink+0xa50/0xa50
[  123.606490][ T1103]  ? mark_usage+0x61/0x170
[  123.606640][ T1103]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.606782][ T1103]  ? __rtnl_newlink+0xa50/0xa50
[  123.606923][ T1103]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.607065][ T1103]  ? validate_chain+0x38b/0xc20
[  123.607214][ T1103]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.607356][ T1103]  ? __lock_acquire+0x508/0xc10
[  123.607497][ T1103]  ? lock_acquire.part.0+0xbc/0x260
[  123.607645][ T1103]  ? find_held_lock+0x2b/0x80
[  123.607787][ T1103]  netlink_rcv_skb+0x14e/0x3a0
[  123.607930][ T1103]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.608072][ T1103]  ? netlink_ack+0xcd0/0xcd0
[  123.608224][ T1103]  ? netlink_deliver_tap+0xc5/0x330
[  123.608366][ T1103]  ? netlink_deliver_tap+0x13c/0x330
[  123.608511][ T1103]  netlink_unicast+0x486/0x750
[  123.608660][ T1103]  ? netlink_attachskb+0x810/0x810
[  123.608807][ T1103]  ? __lock_acquire+0x508/0xc10
[  123.608948][ T1103]  netlink_sendmsg+0x735/0xc60
[  123.609088][ T1103]  ? netlink_unicast+0x750/0x750
[  123.609235][ T1103]  ? __might_fault+0x97/0x140
[  123.609383][ T1103]  ____sys_sendmsg+0x419/0x850
[  123.609532][ T1103]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.609677][ T1103]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.609852][ T1103]  ? move_addr_to_kernel+0x40/0x40
[  123.609996][ T1103]  ___sys_sendmsg+0x14e/0x1d0
[  123.610141][ T1103]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.610282][ T1103]  ? copy_msghdr_from_user+0x460/0x460
[  123.610431][ T1103]  ? lock_vma_under_rcu+0x159/0x410
[  123.610579][ T1103]  __sys_sendmsg+0x145/0x1f0
[  123.610727][ T1103]  ? __sys_sendmsg_sock+0x20/0x20
[  123.610870][ T1103]  ? rcu_is_watching+0x15/0xd0
[  123.611011][ T1103]  ? rcu_is_watching+0x15/0xd0
[  123.611162][ T1103]  do_syscall_64+0x117/0xfc0
[  123.611304][ T1103]  ? trace_hardirqs_off+0xd/0x30
[  123.611443][ T1103]  ? exc_page_fault+0xee/0x100
[  123.611589][ T1103]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.611770][ T1103] RIP: 0033:0x7f97d301c08e
[  123.611916][ T1103] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.612421][ T1103] RSP: 002b:00007ffea27b3da0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.612644][ T1103] RAX: ffffffffffffffda RBX: 00007ffea27b4550 RCX: 00007f97d301c08e
[  123.612858][ T1103] RDX: 0000000000000000 RSI: 00007ffea27b3e50 RDI: 0000000000000005
[  123.613068][ T1103] RBP: 00007ffea27b3db0 R08: 0000000000000000 R09: 0000000000000000
[  123.613286][ T1103] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  123.613500][ T1103] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea27b4520
[  123.613733][ T1103]  </TASK>
[  123.613839][ T1103] irq event stamp: 23801
[  123.613945][ T1103] hardirqs last  enabled at (23809): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.614199][ T1103] hardirqs last disabled at (23818): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.614448][ T1103] softirqs last  enabled at (23008): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  123.614706][ T1103] softirqs last disabled at (23006): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  123.614949][ T1103] ---[ end trace 0000000000000000 ]---
[  123.615186][ T1103] ------------[ cut here ]------------
[  123.615326][ T1103] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1103
[  123.615611][ T1103] CPU: 3 UID: 0 PID: 1103 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.615891][ T1103] Tainted: [W]=WARN
[  123.615997][ T1103] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.616178][ T1103] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.616360][ T1103] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.616865][ T1103] RSP: 0018:ffa0000002a56f10 EFLAGS: 00010286
[  123.617042][ T1103] RAX: 00000000ffffffa6 RBX: ff11000004e38c80 RCX: 1ff400000054ada8
[  123.617257][ T1103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e38d38
[  123.617467][ T1103] RBP: ff11000015901000 R08: 1fe22000009c71a8 R09: ff11000013032e80
[  123.617684][ T1103] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  123.617891][ T1103] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  123.618113][ T1103] FS:  00007f97d2de2840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  123.618374][ T1103] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.618563][ T1103] CR2: 00007f97d2fdb460 CR3: 0000000015a07002 CR4: 0000000000771ef0
[  123.618785][ T1103] PKRU: 55555554
[  123.618893][ T1103] Call Trace:
[  123.619000][ T1103]  <TASK>
[  123.619073][ T1103]  ? rcu_is_watching+0x15/0xd0
[  123.619222][ T1103]  rtnetlink_event+0xe0/0x1f0
[  123.619369][ T1103]  notifier_call_chain+0xb0/0x320
[  123.619519][ T1103]  netif_set_mtu_ext+0x354/0x5f0
[  123.619666][ T1103]  ? dev_validate_mtu+0x180/0x180
[  123.619807][ T1103]  ? __netdev_update_features+0x4b0/0xdf0
[  123.619949][ T1103]  netif_set_mtu+0x85/0xe0
[  123.620089][ T1103]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  123.620239][ T1103]  dev_set_mtu+0x9d/0x150
[  123.620345][ T1103]  ? dev_disable_lro+0x95/0x140
[  123.620487][ T1103]  hsr_add_port+0x6e3/0xb60
[  123.620636][ T1103]  ? hsr_port_exists+0x60/0x60
[  123.620777][ T1103]  ? timer_init_key+0x10d/0x280
[  123.620917][ T1103]  hsr_dev_finalize+0x6e8/0xc00
[  123.621060][ T1103]  ? alloc_netdev_mqs+0xed0/0x1490
[  123.621207][ T1103]  hsr_newlink+0x3b0/0x980
[  123.621348][ T1103]  ? hsr_dellink+0x90/0x90
[  123.621489][ T1103]  ? rtnl_create_link+0x169/0xf20
[  123.621650][ T1103]  ? nla_strscpy+0xe3/0x180
[  123.621790][ T1103]  rtnl_newlink_create+0x2da/0x780
[  123.621932][ T1103]  ? rtnl_create_link+0xf20/0xf20
[  123.622077][ T1103]  ? __dev_get_by_name+0x12/0x50
[  123.622230][ T1103]  ? rtnl_dev_get+0xd7/0x170
[  123.622382][ T1103]  __rtnl_newlink+0x22b/0xa50
[  123.622533][ T1103]  rtnl_newlink+0x8d1/0xea0
[  123.622684][ T1103]  ? lock_acquire.part.0+0xbc/0x260
[  123.622829][ T1103]  ? __rtnl_newlink+0xa50/0xa50
[  123.622969][ T1103]  ? mark_usage+0x61/0x170
[  123.623116][ T1103]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.623258][ T1103]  ? __rtnl_newlink+0xa50/0xa50
[  123.623397][ T1103]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.623542][ T1103]  ? validate_chain+0x38b/0xc20
[  123.623686][ T1103]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.623826][ T1103]  ? __lock_acquire+0x508/0xc10
[  123.623969][ T1103]  ? lock_acquire.part.0+0xbc/0x260
[  123.624112][ T1103]  ? find_held_lock+0x2b/0x80
[  123.624255][ T1103]  netlink_rcv_skb+0x14e/0x3a0
[  123.624396][ T1103]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.624542][ T1103]  ? netlink_ack+0xcd0/0xcd0
[  123.624689][ T1103]  ? netlink_deliver_tap+0xc5/0x330
[  123.624828][ T1103]  ? netlink_deliver_tap+0x13c/0x330
[  123.624970][ T1103]  netlink_unicast+0x486/0x750
[  123.625114][ T1103]  ? netlink_attachskb+0x810/0x810
[  123.625255][ T1103]  ? __lock_acquire+0x508/0xc10
[  123.625397][ T1103]  netlink_sendmsg+0x735/0xc60
[  123.625545][ T1103]  ? netlink_unicast+0x750/0x750
[  123.625693][ T1103]  ? __might_fault+0x97/0x140
[  123.625839][ T1103]  ____sys_sendmsg+0x419/0x850
[  123.625979][ T1103]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.626127][ T1103]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.626301][ T1103]  ? move_addr_to_kernel+0x40/0x40
[  123.626443][ T1103]  ___sys_sendmsg+0x14e/0x1d0
[  123.626588][ T1103]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.626734][ T1103]  ? copy_msghdr_from_user+0x460/0x460
[  123.626881][ T1103]  ? lock_vma_under_rcu+0x159/0x410
[  123.627025][ T1103]  __sys_sendmsg+0x145/0x1f0
[  123.627170][ T1103]  ? __sys_sendmsg_sock+0x20/0x20
[  123.627314][ T1103]  ? rcu_is_watching+0x15/0xd0
[  123.627454][ T1103]  ? rcu_is_watching+0x15/0xd0
[  123.627599][ T1103]  do_syscall_64+0x117/0xfc0
[  123.627740][ T1103]  ? trace_hardirqs_off+0xd/0x30
[  123.627879][ T1103]  ? exc_page_fault+0xee/0x100
[  123.628019][ T1103]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.628200][ T1103] RIP: 0033:0x7f97d301c08e
[  123.628345][ T1103] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.628846][ T1103] RSP: 002b:00007ffea27b3da0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.629056][ T1103] RAX: ffffffffffffffda RBX: 00007ffea27b4550 RCX: 00007f97d301c08e
[  123.629275][ T1103] RDX: 0000000000000000 RSI: 00007ffea27b3e50 RDI: 0000000000000005
[  123.629482][ T1103] RBP: 00007ffea27b3db0 R08: 0000000000000000 R09: 0000000000000000
[  123.629708][ T1103] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  123.629915][ T1103] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea27b4520
[  123.630142][ T1103]  </TASK>
[  123.630247][ T1103] irq event stamp: 24671
[  123.630352][ T1103] hardirqs last  enabled at (24679): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.630594][ T1103] hardirqs last disabled at (24686): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.630841][ T1103] softirqs last  enabled at (23886): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  123.631083][ T1103] softirqs last disabled at (23884): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  123.631328][ T1103] ---[ end trace 0000000000000000 ]---
[  123.631523][ T1103] vethB: entered promiscuous mode
[  123.631719][ T1103] ------------[ cut here ]------------
[  123.631860][ T1103] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1103
[  123.632144][ T1103] CPU: 3 UID: 0 PID: 1103 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.632426][ T1103] Tainted: [W]=WARN
[  123.632538][ T1103] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.632717][ T1103] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.632899][ T1103] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.633411][ T1103] RSP: 0018:ffa0000002a56fb0 EFLAGS: 00010286
[  123.633603][ T1103] RAX: 00000000ffffffa6 RBX: ff11000004e398c0 RCX: 1ff400000054adbc
[  123.633813][ T1103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39978
[  123.634026][ T1103] RBP: ff11000016569000 R08: 1fe22000009c7330 R09: ff11000013032e80
[  123.634241][ T1103] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[  123.634452][ T1103] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016569000
[  123.634673][ T1103] FS:  00007f97d2de2840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  123.634922][ T1103] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.635103][ T1103] CR2: 00007f97d2fdb460 CR3: 0000000015a07002 CR4: 0000000000771ef0
[  123.635315][ T1103] PKRU: 55555554
[  123.635420][ T1103] Call Trace:
[  123.635528][ T1103]  <TASK>
[  123.635605][ T1103]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  123.635747][ T1103]  ? netlink_sendmsg+0x735/0xc60
[  123.635890][ T1103]  rtmsg_ifinfo+0x5c/0xb0
[  123.635997][ T1103]  __dev_notify_flags+0x1b8/0x280
[  123.636143][ T1103]  ? netdev_info+0xe2/0x116
[  123.636288][ T1103]  ? netdev_notice+0x120/0x120
[  123.636428][ T1103]  ? netif_change_name+0x8c0/0x8c0
[  123.636579][ T1103]  __dev_set_promiscuity+0x194/0x230
[  123.636727][ T1103]  netif_set_promiscuity+0x4c/0xc0
[  123.636871][ T1103]  dev_set_promiscuity+0x9d/0x150
[  123.637013][ T1103]  hsr_add_port+0x48c/0xb60
[  123.637159][ T1103]  ? hsr_port_exists+0x60/0x60
[  123.637304][ T1103]  ? timer_init_key+0x10d/0x280
[  123.637448][ T1103]  hsr_dev_finalize+0x727/0xc00
[  123.637602][ T1103]  ? alloc_netdev_mqs+0xed0/0x1490
[  123.637743][ T1103]  hsr_newlink+0x3b0/0x980
[  123.637884][ T1103]  ? hsr_dellink+0x90/0x90
[  123.638029][ T1103]  ? rtnl_create_link+0x169/0xf20
[  123.638175][ T1103]  ? nla_strscpy+0xe3/0x180
[  123.638319][ T1103]  rtnl_newlink_create+0x2da/0x780
[  123.638461][ T1103]  ? rtnl_create_link+0xf20/0xf20
[  123.638613][ T1103]  ? __dev_get_by_name+0x12/0x50
[  123.638754][ T1103]  ? rtnl_dev_get+0xd7/0x170
[  123.638901][ T1103]  __rtnl_newlink+0x22b/0xa50
[  123.639045][ T1103]  rtnl_newlink+0x8d1/0xea0
[  123.639202][ T1103]  ? lock_acquire.part.0+0xbc/0x260
[  123.639343][ T1103]  ? __rtnl_newlink+0xa50/0xa50
[  123.639483][ T1103]  ? mark_usage+0x61/0x170
[  123.639642][ T1103]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.639784][ T1103]  ? __rtnl_newlink+0xa50/0xa50
[  123.639925][ T1103]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.640065][ T1103]  ? validate_chain+0x38b/0xc20
[  123.640212][ T1103]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.640354][ T1103]  ? __lock_acquire+0x508/0xc10
[  123.640497][ T1103]  ? lock_acquire.part.0+0xbc/0x260
[  123.640659][ T1103]  ? find_held_lock+0x2b/0x80
[  123.640800][ T1103]  netlink_rcv_skb+0x14e/0x3a0
[  123.640940][ T1103]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.641081][ T1103]  ? netlink_ack+0xcd0/0xcd0
[  123.641233][ T1103]  ? netlink_deliver_tap+0xc5/0x330
[  123.641382][ T1103]  ? netlink_deliver_tap+0x13c/0x330
[  123.641529][ T1103]  netlink_unicast+0x486/0x750
[  123.641675][ T1103]  ? netlink_attachskb+0x810/0x810
[  123.641816][ T1103]  ? __lock_acquire+0x508/0xc10
[  123.641958][ T1103]  netlink_sendmsg+0x735/0xc60
[  123.642105][ T1103]  ? netlink_unicast+0x750/0x750
[  123.642247][ T1103]  ? __might_fault+0x97/0x140
[  123.642389][ T1103]  ____sys_sendmsg+0x419/0x850
[  123.642535][ T1103]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.642681][ T1103]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.642856][ T1103]  ? move_addr_to_kernel+0x40/0x40
[  123.643001][ T1103]  ___sys_sendmsg+0x14e/0x1d0
[  123.643147][ T1103]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.643289][ T1103]  ? copy_msghdr_from_user+0x460/0x460
[  123.643439][ T1103]  ? lock_vma_under_rcu+0x159/0x410
[  123.643591][ T1103]  __sys_sendmsg+0x145/0x1f0
[  123.643742][ T1103]  ? __sys_sendmsg_sock+0x20/0x20
[  123.643887][ T1103]  ? rcu_is_watching+0x15/0xd0
[  123.644028][ T1103]  ? rcu_is_watching+0x15/0xd0
[  123.644176][ T1103]  do_syscall_64+0x117/0xfc0
[  123.644322][ T1103]  ? trace_hardirqs_off+0xd/0x30
[  123.644464][ T1103]  ? exc_page_fault+0xee/0x100
[  123.644617][ T1103]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.644796][ T1103] RIP: 0033:0x7f97d301c08e
[  123.644948][ T1103] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.645459][ T1103] RSP: 002b:00007ffea27b3da0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.645697][ T1103] RAX: ffffffffffffffda RBX: 00007ffea27b4550 RCX: 00007f97d301c08e
[  123.645907][ T1103] RDX: 0000000000000000 RSI: 00007ffea27b3e50 RDI: 0000000000000005
[  123.646123][ T1103] RBP: 00007ffea27b3db0 R08: 0000000000000000 R09: 0000000000000000
[  123.646337][ T1103] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  123.646557][ T1103] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea27b4520
[  123.646793][ T1103]  </TASK>
[  123.646905][ T1103] irq event stamp: 25569
[  123.647012][ T1103] hardirqs last  enabled at (25577): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.647272][ T1103] hardirqs last disabled at (25586): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.647524][ T1103] softirqs last  enabled at (24784): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  123.647779][ T1103] softirqs last disabled at (24782): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  123.648025][ T1103] ---[ end trace 0000000000000000 ]---
[  123.648411][ T1103] ------------[ cut here ]------------
[  123.648551][ T1103] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1103
[  123.648898][ T1103] CPU: 3 UID: 0 PID: 1103 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.649296][ T1103] Tainted: [W]=WARN
[  123.649456][ T1103] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.649703][ T1103] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.649991][ T1103] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.650774][ T1103] RSP: 0018:ffa0000002a56f90 EFLAGS: 00010286
[  123.651054][ T1103] RAX: 00000000ffffffa6 RBX: ff11000004e38040 RCX: 1ff400000054adb8
[  123.651401][ T1103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e380f8
[  123.651746][ T1103] RBP: ff11000016569000 R08: 1fe22000009c7020 R09: ff11000013032e80
[  123.652083][ T1103] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  123.652437][ T1103] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  123.652781][ T1103] FS:  00007f97d2de2840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  123.653181][ T1103] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.653468][ T1103] CR2: 00007f97d2fdb460 CR3: 0000000015a07002 CR4: 0000000000771ef0
[  123.653820][ T1103] PKRU: 55555554
[  123.653988][ T1103] Call Trace:
[  123.654163][ T1103]  <TASK>
[  123.654283][ T1103]  ? rcu_is_watching+0x15/0xd0
[  123.654510][ T1103]  rtnetlink_event+0xe0/0x1f0
[  123.654744][ T1103]  notifier_call_chain+0xb0/0x320
[  123.654966][ T1103]  __netdev_upper_dev_link+0x3a5/0x590
[  123.655202][ T1103]  ? netdev_wait_allrefs_any+0x570/0x570
[  123.655423][ T1103]  ? do_raw_spin_lock+0x131/0x280
[  123.655653][ T1103]  ? find_held_lock+0x2b/0x80
[  123.656231][ T1103]  netdev_master_upper_dev_link+0x86/0xb0
[  123.656467][ T1103]  ? netdev_upper_dev_link+0xb0/0xb0
[  123.656709][ T1103]  ? lockdep_rtnl_is_held+0x1a/0x20
[  123.656946][ T1103]  ? hsr_port_get_hsr+0x9c/0x150
[  123.657178][ T1103]  hsr_add_port+0x4eb/0xb60
[  123.657401][ T1103]  ? hsr_port_exists+0x60/0x60
[  123.657621][ T1103]  ? timer_init_key+0x10d/0x280
[  123.657857][ T1103]  hsr_dev_finalize+0x727/0xc00
[  123.658079][ T1103]  ? alloc_netdev_mqs+0xed0/0x1490
[  123.658317][ T1103]  hsr_newlink+0x3b0/0x980
[  123.658541][ T1103]  ? hsr_dellink+0x90/0x90
[  123.658771][ T1103]  ? rtnl_create_link+0x169/0xf20
[  123.658990][ T1103]  ? nla_strscpy+0xe3/0x180
[  123.659223][ T1103]  rtnl_newlink_create+0x2da/0x780
[  123.659460][ T1103]  ? rtnl_create_link+0xf20/0xf20
[  123.659682][ T1103]  ? __dev_get_by_name+0x12/0x50
[  123.659902][ T1103]  ? rtnl_dev_get+0xd7/0x170
[  123.660132][ T1103]  __rtnl_newlink+0x22b/0xa50
[  123.660358][ T1103]  rtnl_newlink+0x8d1/0xea0
[  123.660576][ T1103]  ? lock_acquire.part.0+0xbc/0x260
[  123.660800][ T1103]  ? __rtnl_newlink+0xa50/0xa50
[  123.661017][ T1103]  ? mark_usage+0x61/0x170
[  123.661251][ T1103]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.661470][ T1103]  ? __rtnl_newlink+0xa50/0xa50
[  123.661696][ T1103]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.661912][ T1103]  ? validate_chain+0x38b/0xc20
[  123.662139][ T1103]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.662357][ T1103]  ? __lock_acquire+0x508/0xc10
[  123.662577][ T1103]  ? lock_acquire.part.0+0xbc/0x260
[  123.662797][ T1103]  ? find_held_lock+0x2b/0x80
[  123.663022][ T1103]  netlink_rcv_skb+0x14e/0x3a0
[  123.663265][ T1103]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.663486][ T1103]  ? netlink_ack+0xcd0/0xcd0
[  123.663715][ T1103]  ? netlink_deliver_tap+0xc5/0x330
[  123.663935][ T1103]  ? netlink_deliver_tap+0x13c/0x330
[  123.664163][ T1103]  netlink_unicast+0x486/0x750
[  123.664383][ T1103]  ? netlink_attachskb+0x810/0x810
[  123.664615][ T1103]  ? __lock_acquire+0x508/0xc10
[  123.664849][ T1103]  netlink_sendmsg+0x735/0xc60
[  123.665068][ T1103]  ? netlink_unicast+0x750/0x750
[  123.665293][ T1103]  ? __might_fault+0x97/0x140
[  123.665526][ T1103]  ____sys_sendmsg+0x419/0x850
[  123.665751][ T1103]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.665968][ T1103]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.666249][ T1103]  ? move_addr_to_kernel+0x40/0x40
[  123.666474][ T1103]  ___sys_sendmsg+0x14e/0x1d0
[  123.666696][ T1103]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.666913][ T1103]  ? copy_msghdr_from_user+0x460/0x460
[  123.667154][ T1103]  ? lock_vma_under_rcu+0x159/0x410
[  123.667377][ T1103]  __sys_sendmsg+0x145/0x1f0
[  123.667613][ T1103]  ? __sys_sendmsg_sock+0x20/0x20
[  123.667840][ T1103]  ? rcu_is_watching+0x15/0xd0
[  123.668063][ T1103]  ? rcu_is_watching+0x15/0xd0
[  123.668288][ T1103]  do_syscall_64+0x117/0xfc0
[  123.668504][ T1103]  ? trace_hardirqs_off+0xd/0x30
[  123.668725][ T1103]  ? exc_page_fault+0xee/0x100
[  123.668947][ T1103]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.669226][ T1103] RIP: 0033:0x7f97d301c08e
[  123.669458][ T1103] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.670247][ T1103] RSP: 002b:00007ffea27b3da0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.670581][ T1103] RAX: ffffffffffffffda RBX: 00007ffea27b4550 RCX: 00007f97d301c08e
[  123.670916][ T1103] RDX: 0000000000000000 RSI: 00007ffea27b3e50 RDI: 0000000000000005
[  123.671263][ T1103] RBP: 00007ffea27b3db0 R08: 0000000000000000 R09: 0000000000000000
[  123.671604][ T1103] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  123.671955][ T1103] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea27b4520
[  123.672484][ T1103]  </TASK>
[  123.672655][ T1103] irq event stamp: 26531
[  123.672809][ T1103] hardirqs last  enabled at (26539): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.673157][ T1103] hardirqs last disabled at (26548): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.673394][ T1103] softirqs last  enabled at (25720): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  123.673671][ T1103] softirqs last disabled at (25718): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  123.673998][ T1103] ---[ end trace 0000000000000000 ]---
[  123.674246][ T1103] ------------[ cut here ]------------
[  123.674466][ T1103] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1103
[  123.674828][ T1103] CPU: 3 UID: 0 PID: 1103 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.675199][ T1103] Tainted: [W]=WARN
[  123.675301][ T1103] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.675468][ T1103] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.675658][ T1103] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.676244][ T1103] RSP: 0018:ffa0000002a57160 EFLAGS: 00010286
[  123.676503][ T1103] RAX: 00000000ffffffa6 RBX: ff11000004e38580 RCX: 1ff400000054adf2
[  123.676716][ T1103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e38638
[  123.676917][ T1103] RBP: ff11000016569000 R08: 1fe22000009c70c8 R09: ff11000013032e80
[  123.677227][ T1103] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  123.677426][ T1103] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  123.677649][ T1103] FS:  00007f97d2de2840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  123.677977][ T1103] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.678148][ T1103] CR2: 00007f97d2fdb460 CR3: 0000000015a07002 CR4: 0000000000771ef0
[  123.678443][ T1103] PKRU: 55555554
[  123.678547][ T1103] Call Trace:
[  123.678655][ T1103]  <TASK>
[  123.678723][ T1103]  ? rcu_is_watching+0x15/0xd0
[  123.678857][ T1103]  rtnetlink_event+0xe0/0x1f0
[  123.679084][ T1103]  notifier_call_chain+0xb0/0x320
[  123.679227][ T1103]  call_netdevice_notifiers+0x70/0xa0
[  123.679363][ T1103]  ? __dev_open+0x610/0x610
[  123.679498][ T1103]  hsr_dev_finalize+0x9ef/0xc00
[  123.679877][ T1103]  ? alloc_netdev_mqs+0xed0/0x1490
[  123.680114][ T1103]  hsr_newlink+0x3b0/0x980
[  123.680335][ T1103]  ? hsr_dellink+0x90/0x90
[  123.680555][ T1103]  ? rtnl_create_link+0x169/0xf20
[  123.680786][ T1103]  ? nla_strscpy+0xe3/0x180
[  123.680921][ T1103]  rtnl_newlink_create+0x2da/0x780
[  123.681057][ T1103]  ? rtnl_create_link+0xf20/0xf20
[  123.681205][ T1103]  ? __dev_get_by_name+0x12/0x50
[  123.681435][ T1103]  ? rtnl_dev_get+0xd7/0x170
[  123.681581][ T1103]  __rtnl_newlink+0x22b/0xa50
[  123.681736][ T1103]  rtnl_newlink+0x8d1/0xea0
[  123.681872][ T1103]  ? lock_acquire.part.0+0xbc/0x260
[  123.682103][ T1103]  ? __rtnl_newlink+0xa50/0xa50
[  123.682240][ T1103]  ? mark_usage+0x61/0x170
[  123.682377][ T1103]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.682520][ T1103]  ? __rtnl_newlink+0xa50/0xa50
[  123.682873][ T1103]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.683088][ T1103]  ? validate_chain+0x38b/0xc20
[  123.683267][ T1103]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.683455][ T1103]  ? __lock_acquire+0x508/0xc10
[  123.683807][ T1103]  ? lock_acquire.part.0+0xbc/0x260
[  123.684026][ T1103]  ? find_held_lock+0x2b/0x80
[  123.684272][ T1103]  netlink_rcv_skb+0x14e/0x3a0
[  123.684496][ T1103]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.684884][ T1103]  ? netlink_ack+0xcd0/0xcd0
[  123.685114][ T1103]  ? netlink_deliver_tap+0xc5/0x330
[  123.685330][ T1103]  ? netlink_deliver_tap+0x13c/0x330
[  123.685563][ T1103]  netlink_unicast+0x486/0x750
[  123.685954][ T1103]  ? netlink_attachskb+0x810/0x810
[  123.686177][ T1103]  ? __lock_acquire+0x508/0xc10
[  123.686396][ T1103]  netlink_sendmsg+0x735/0xc60
[  123.686615][ T1103]  ? netlink_unicast+0x750/0x750
[  123.686987][ T1103]  ? __might_fault+0x97/0x140
[  123.687226][ T1103]  ____sys_sendmsg+0x419/0x850
[  123.687449][ T1103]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.687670][ T1103]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.688091][ T1103]  ? move_addr_to_kernel+0x40/0x40
[  123.688313][ T1103]  ___sys_sendmsg+0x14e/0x1d0
[  123.688519][ T1103]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.688734][ T1103]  ? copy_msghdr_from_user+0x460/0x460
[  123.689134][ T1103]  ? lock_vma_under_rcu+0x159/0x410
[  123.689352][ T1103]  __sys_sendmsg+0x145/0x1f0
[  123.689559][ T1103]  ? __sys_sendmsg_sock+0x20/0x20
[  123.689777][ T1103]  ? rcu_is_watching+0x15/0xd0
[  123.690158][ T1103]  ? rcu_is_watching+0x15/0xd0
[  123.690394][ T1103]  do_syscall_64+0x117/0xfc0
[  123.690611][ T1103]  ? trace_hardirqs_off+0xd/0x30
[  123.690820][ T1103]  ? exc_page_fault+0xee/0x100
[  123.691210][ T1103]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.691488][ T1103] RIP: 0033:0x7f97d301c08e
[  123.691706][ T1103] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.692644][ T1103] RSP: 002b:00007ffea27b3da0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.692979][ T1103] RAX: ffffffffffffffda RBX: 00007ffea27b4550 RCX: 00007f97d301c08e
[  123.693468][ T1103] RDX: 0000000000000000 RSI: 00007ffea27b3e50 RDI: 0000000000000005
[  123.693810][ T1103] RBP: 00007ffea27b3db0 R08: 0000000000000000 R09: 0000000000000000
[  123.694133][ T1103] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  123.694445][ T1103] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea27b4520
[  123.694780][ T1103]  </TASK>
[  123.694943][ T1103] irq event stamp: 27353
[  123.695276][ T1103] hardirqs last  enabled at (27363): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.695654][ T1103] hardirqs last disabled at (27370): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.696223][ T1103] softirqs last  enabled at (26910): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  123.696602][ T1103] softirqs last disabled at (26905): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  123.696908][ T1103] ---[ end trace 0000000000000000 ]---
[  123.697364][ T1103] ------------[ cut here ]------------
[  123.697491][ T1103] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1103
[  123.697888][ T1103] CPU: 3 UID: 0 PID: 1103 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.698168][ T1103] Tainted: [W]=WARN
[  123.698268][ T1103] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.698531][ T1103] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.698814][ T1103] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.700087][ T1103] RSP: 0018:ffa0000002a571a0 EFLAGS: 00010286
[  123.700277][ T1103] RAX: 00000000ffffffa6 RBX: ff11000004e391c0 RCX: 1ff400000054adfa
[  123.700474][ T1103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e39278
[  123.700688][ T1103] RBP: ff11000015901000 R08: 1fe22000009c7250 R09: ff11000013032e80
[  123.700882][ T1103] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  123.701126][ T1103] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  123.701435][ T1103] FS:  00007f97d2de2840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  123.701813][ T1103] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.702093][ T1103] CR2: 00007f97d2fdb460 CR3: 0000000015a07002 CR4: 0000000000771ef0
[  123.702424][ T1103] PKRU: 55555554
[  123.702581][ T1103] Call Trace:
[  123.702745][ T1103]  <TASK>
[  123.702855][ T1103]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  123.703251][ T1103]  rtmsg_ifinfo+0x5c/0xb0
[  123.703414][ T1103]  __dev_notify_flags+0x1b8/0x280
[  123.703622][ T1103]  ? netif_change_name+0x8c0/0x8c0
[  123.703770][ T1103]  ? hsr_dev_finalize+0x925/0xc00
[  123.704016][ T1103]  ? alloc_netdev_mqs+0xed0/0x1490
[  123.704157][ T1103]  ? hsr_newlink+0x3b0/0x980
[  123.704291][ T1103]  ? hsr_dellink+0x90/0x90
[  123.704424][ T1103]  rtnl_configure_link+0x1ac/0x390
[  123.704656][ T1103]  ? nla_strscpy+0xe3/0x180
[  123.704786][ T1103]  rtnl_newlink_create+0x353/0x780
[  123.704918][ T1103]  ? rtnl_create_link+0xf20/0xf20
[  123.705049][ T1103]  ? __dev_get_by_name+0x12/0x50
[  123.705186][ T1103]  ? rtnl_dev_get+0xd7/0x170
[  123.705324][ T1103]  __rtnl_newlink+0x22b/0xa50
[  123.705458][ T1103]  rtnl_newlink+0x8d1/0xea0
[  123.705665][ T1103]  ? lock_acquire.part.0+0xbc/0x260
[  123.706070][ T1103]  ? __rtnl_newlink+0xa50/0xa50
[  123.706296][ T1103]  ? mark_usage+0x61/0x170
[  123.706514][ T1103]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.706734][ T1103]  ? __rtnl_newlink+0xa50/0xa50
[  123.707116][ T1103]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.707333][ T1103]  ? validate_chain+0x38b/0xc20
[  123.707545][ T1103]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.707761][ T1103]  ? __lock_acquire+0x508/0xc10
[  123.708134][ T1103]  ? lock_acquire.part.0+0xbc/0x260
[  123.708266][ T1103]  ? find_held_lock+0x2b/0x80
[  123.708398][ T1103]  netlink_rcv_skb+0x14e/0x3a0
[  123.708535][ T1103]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.708762][ T1103]  ? netlink_ack+0xcd0/0xcd0
[  123.708895][ T1103]  ? netlink_deliver_tap+0xc5/0x330
[  123.709024][ T1103]  ? netlink_deliver_tap+0x13c/0x330
[  123.709164][ T1103]  netlink_unicast+0x486/0x750
[  123.709384][ T1103]  ? netlink_attachskb+0x810/0x810
[  123.709520][ T1103]  ? __lock_acquire+0x508/0xc10
[  123.709656][ T1103]  netlink_sendmsg+0x735/0xc60
[  123.709786][ T1103]  ? netlink_unicast+0x750/0x750
[  123.710005][ T1103]  ? __might_fault+0x97/0x140
[  123.710141][ T1103]  ____sys_sendmsg+0x419/0x850
[  123.710271][ T1103]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.710404][ T1103]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.710694][ T1103]  ? move_addr_to_kernel+0x40/0x40
[  123.710828][ T1103]  ___sys_sendmsg+0x14e/0x1d0
[  123.710959][ T1103]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.711089][ T1103]  ? copy_msghdr_from_user+0x460/0x460
[  123.711237][ T1103]  ? lock_vma_under_rcu+0x159/0x410
[  123.711371][ T1103]  __sys_sendmsg+0x145/0x1f0
[  123.711505][ T1103]  ? __sys_sendmsg_sock+0x20/0x20
[  123.711648][ T1103]  ? rcu_is_watching+0x15/0xd0
[  123.711865][ T1103]  ? rcu_is_watching+0x15/0xd0
[  123.711996][ T1103]  do_syscall_64+0x117/0xfc0
[  123.712130][ T1103]  ? trace_hardirqs_off+0xd/0x30
[  123.712261][ T1103]  ? exc_page_fault+0xee/0x100
[  123.712481][ T1103]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.712652][ T1103] RIP: 0033:0x7f97d301c08e
[  123.712789][ T1103] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.713351][ T1103] RSP: 002b:00007ffea27b3da0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.713750][ T1103] RAX: ffffffffffffffda RBX: 00007ffea27b4550 RCX: 00007f97d301c08e
[  123.714071][ T1103] RDX: 0000000000000000 RSI: 00007ffea27b3e50 RDI: 0000000000000005
[  123.714400][ T1103] RBP: 00007ffea27b3db0 R08: 0000000000000000 R09: 0000000000000000
[  123.714882][ T1103] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6de
[  123.715212][ T1103] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea27b4520
[  123.715417][ T1103]  </TASK>
[  123.715621][ T1103] irq event stamp: 29211
[  123.715719][ T1103] hardirqs last  enabled at (29219): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.715945][ T1103] hardirqs last disabled at (29226): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.716269][ T1103] softirqs last  enabled at (28564): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  123.716497][ T1103] softirqs last disabled at (27595): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  123.716826][ T1103] ---[ end trace 0000000000000000 ]---
[  123.834194][ T1106] ------------[ cut here ]------------
[  123.834412][ T1106] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1106
[  123.834744][ T1106] CPU: 2 UID: 0 PID: 1106 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.835055][ T1106] Tainted: [W]=WARN
[  123.835918][ T1106] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.836337][ T1106] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.836730][ T1106] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.837523][ T1106] RSP: 0018:ffa0000002a87020 EFLAGS: 00010286
[  123.837847][ T1106] RAX: 00000000ffffffa6 RBX: ff11000015cdbc40 RCX: 1ff4000000550dca
[  123.838240][ T1106] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015cdbcf8
[  123.838611][ T1106] RBP: ff110000162c4000 R08: 1fe2200002b9b7a0 R09: ff11000016238b58
[  123.838978][ T1106] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  123.839356][ T1106] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000162c4ce1
[  123.839723][ T1106] FS:  00007fd23d671840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  123.840166][ T1106] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.840491][ T1106] CR2: 00007fd23d9411a0 CR3: 0000000013270005 CR4: 0000000000771ef0
[  123.840862][ T1106] PKRU: 55555554
[  123.841075][ T1106] Call Trace:
[  123.841301][ T1106]  <TASK>
[  123.841462][ T1106]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  123.841722][ T1106]  rtmsg_ifinfo+0x5c/0xb0
[  123.841935][ T1106]  ? mark_held_locks+0x40/0x70
[  123.842197][ T1106]  __dev_notify_flags+0x1b8/0x280
[  123.842457][ T1106]  ? netif_change_name+0x8c0/0x8c0
[  123.842717][ T1106]  ? __dev_change_flags+0x4a4/0x660
[  123.842971][ T1106]  ? netif_set_allmulti+0x250/0x250
[  123.843245][ T1106]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.843500][ T1106]  ? is_bpf_text_address+0x68/0x110
[  123.843772][ T1106]  netif_change_flags+0xfe/0x190
[  123.844037][ T1106]  do_setlink.isra.0+0x1cc3/0x2750
[  123.844313][ T1106]  ? rtnl_link_get_size+0x350/0x350
[  123.844569][ T1106]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  123.844900][ T1106]  ? rcu_read_lock_any_held+0x3c/0x90
[  123.845180][ T1106]  ? validate_chain+0x38b/0xc20
[  123.845449][ T1106]  ? rcu_read_lock_any_held+0x66/0x90
[  123.845717][ T1106]  ? stack_depot_save_flags+0x367/0x770
[  123.845977][ T1106]  ? __lock_acquire+0x508/0xc10
[  123.846258][ T1106]  ? lock_acquire.part.0+0xbc/0x260
[  123.846518][ T1106]  ? rtnl_newlink+0x883/0xea0
[  123.846787][ T1106]  ? rcu_is_watching+0x15/0xd0
[  123.847050][ T1106]  ? lock_acquire+0x134/0x160
[  123.847338][ T1106]  ? rcu_is_watching+0x15/0xd0
[  123.847596][ T1106]  ? rcu_is_watching+0x15/0xd0
[  123.847874][ T1106]  ? trace_contention_end+0xb3/0x1a0
[  123.848157][ T1106]  ? __mutex_lock+0x1db/0x2010
[  123.848416][ T1106]  ? __mutex_lock+0x9b2/0x2010
[  123.848679][ T1106]  ? rtnl_newlink+0x883/0xea0
[  123.848933][ T1106]  ? ww_mutex_lock+0x160/0x160
[  123.849136][ T1106]  ? __rtnl_newlink+0x3fa/0xa50
[  123.849324][ T1106]  rtnl_newlink+0x8d1/0xea0
[  123.849503][ T1106]  ? lock_acquire.part.0+0xbc/0x260
[  123.849718][ T1106]  ? __rtnl_newlink+0xa50/0xa50
[  123.849895][ T1106]  ? mark_usage+0x61/0x170
[  123.850075][ T1106]  ? lock_acquire.part.0+0xbc/0x260
[  123.850266][ T1106]  ? find_held_lock+0x2b/0x80
[  123.850443][ T1106]  ? __rtnl_newlink+0xa50/0xa50
[  123.850648][ T1106]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.850832][ T1106]  ? __rtnl_newlink+0xa50/0xa50
[  123.851010][ T1106]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.851203][ T1106]  ? validate_chain+0x38b/0xc20
[  123.851382][ T1106]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.851574][ T1106]  ? __lock_acquire+0x508/0xc10
[  123.851770][ T1106]  ? lock_acquire.part.0+0xbc/0x260
[  123.851946][ T1106]  ? find_held_lock+0x2b/0x80
[  123.852143][ T1106]  netlink_rcv_skb+0x14e/0x3a0
[  123.852325][ T1106]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.852502][ T1106]  ? netlink_ack+0xcd0/0xcd0
[  123.852775][ T1106]  ? netlink_deliver_tap+0xc5/0x330
[  123.852990][ T1106]  ? netlink_deliver_tap+0x13c/0x330
[  123.853184][ T1106]  netlink_unicast+0x486/0x750
[  123.853368][ T1106]  ? netlink_attachskb+0x810/0x810
[  123.853552][ T1106]  ? __lock_acquire+0x508/0xc10
[  123.853745][ T1106]  netlink_sendmsg+0x735/0xc60
[  123.853924][ T1106]  ? netlink_unicast+0x750/0x750
[  123.854115][ T1106]  ? __might_fault+0x97/0x140
[  123.854299][ T1106]  ____sys_sendmsg+0x419/0x850
[  123.854477][ T1106]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.854671][ T1106]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.854880][ T1106]  ? move_addr_to_kernel+0x40/0x40
[  123.855061][ T1106]  ? stack_depot_save_flags+0x367/0x770
[  123.855252][ T1106]  ? validate_chain+0x38b/0xc20
[  123.855431][ T1106]  ___sys_sendmsg+0x14e/0x1d0
[  123.855634][ T1106]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  123.855846][ T1106]  ? copy_msghdr_from_user+0x460/0x460
[  123.856031][ T1106]  __sys_sendmsg+0x145/0x1f0
[  123.856222][ T1106]  ? __sys_sendmsg_sock+0x20/0x20
[  123.856402][ T1106]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  123.856634][ T1106]  ? do_raw_spin_unlock+0x59/0x250
[  123.856814][ T1106]  ? rcu_is_watching+0x15/0xd0
[  123.856992][ T1106]  do_syscall_64+0x117/0xfc0
[  123.857183][ T1106]  ? trace_hardirqs_off+0xd/0x30
[  123.857365][ T1106]  ? exc_page_fault+0xee/0x100
[  123.857551][ T1106]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.857801][ T1106] RIP: 0033:0x7fd23d8ab08e
[  123.857988][ T1106] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.858512][ T1106] RSP: 002b:00007fffe7e93f90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.858782][ T1106] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd23d8ab08e
[  123.859026][ T1106] RDX: 0000000000000000 RSI: 00007fffe7e94040 RDI: 0000000000000005
[  123.859279][ T1106] RBP: 00007fffe7e93fa0 R08: 0000000000000000 R09: 0000000000000000
[  123.859522][ T1106] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6df
[  123.859774][ T1106] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe7e94710
[  123.860021][ T1106]  </TASK>
[  123.860180][ T1106] irq event stamp: 14605
[  123.860329][ T1106] hardirqs last  enabled at (14615): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.860619][ T1106] hardirqs last disabled at (14624): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.860891][ T1106] softirqs last  enabled at (13594): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  123.861180][ T1106] softirqs last disabled at (13527): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  123.861462][ T1106] ---[ end trace 0000000000000000 ]---
[  123.912680][ T1107] ------------[ cut here ]------------
[  123.912937][ T1107] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1107
[  123.913395][ T1107] CPU: 1 UID: 0 PID: 1107 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.913826][ T1107] Tainted: [W]=WARN
[  123.913989][ T1107] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.914262][ T1107] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.914535][ T1107] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.915314][ T1107] RSP: 0018:ffa0000002a97020 EFLAGS: 00010286
[  123.915582][ T1107] RAX: 00000000ffffffa6 RBX: ff11000015cdae40 RCX: 1ff4000000552dca
[  123.915912][ T1107] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015cdaef8
[  123.916227][ T1107] RBP: ff110000075a1000 R08: 1fe2200002b9b5e0 R09: ff11000011ec5158
[  123.916529][ T1107] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[  123.916880][ T1107] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075a1ce1
[  123.917228][ T1107] FS:  00007fd7396c1840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  123.917623][ T1107] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.917888][ T1107] CR2: 00007fd7399911a0 CR3: 0000000015a02001 CR4: 0000000000771ef0
[  123.918766][ T1107] PKRU: 55555554
[  123.918946][ T1107] Call Trace:
[  123.919123][ T1107]  <TASK>
[  123.919257][ T1107]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  123.919472][ T1107]  rtmsg_ifinfo+0x5c/0xb0
[  123.919665][ T1107]  ? mark_held_locks+0x40/0x70
[  123.919876][ T1107]  __dev_notify_flags+0x1b8/0x280
[  123.920123][ T1107]  ? netif_change_name+0x8c0/0x8c0
[  123.920344][ T1107]  ? __dev_change_flags+0x4a4/0x660
[  123.920574][ T1107]  ? netif_set_allmulti+0x250/0x250
[  123.920793][ T1107]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.921021][ T1107]  ? is_bpf_text_address+0x68/0x110
[  123.921276][ T1107]  netif_change_flags+0xfe/0x190
[  123.921478][ T1107]  do_setlink.isra.0+0x1cc3/0x2750
[  123.921719][ T1107]  ? rtnl_link_get_size+0x350/0x350
[  123.921945][ T1107]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  123.922265][ T1107]  ? rcu_read_lock_any_held+0x3c/0x90
[  123.922470][ T1107]  ? validate_chain+0x38b/0xc20
[  123.922686][ T1107]  ? rcu_read_lock_any_held+0x66/0x90
[  123.922894][ T1107]  ? stack_depot_save_flags+0x367/0x770
[  123.923118][ T1107]  ? __lock_acquire+0x508/0xc10
[  123.923363][ T1107]  ? lock_acquire.part.0+0xbc/0x260
[  123.923613][ T1107]  ? rtnl_newlink+0x883/0xea0
[  123.923839][ T1107]  ? rcu_is_watching+0x15/0xd0
[  123.924067][ T1107]  ? lock_acquire+0x134/0x160
[  123.924321][ T1107]  ? rcu_is_watching+0x15/0xd0
[  123.924548][ T1107]  ? rcu_is_watching+0x15/0xd0
[  123.924794][ T1107]  ? trace_contention_end+0xb3/0x1a0
[  123.925028][ T1107]  ? __mutex_lock+0x1db/0x2010
[  123.925283][ T1107]  ? __mutex_lock+0x9b2/0x2010
[  123.925533][ T1107]  ? rtnl_newlink+0x883/0xea0
[  123.925759][ T1107]  ? ww_mutex_lock+0x160/0x160
[  123.925991][ T1107]  ? __rtnl_newlink+0x3fa/0xa50
[  123.926223][ T1107]  rtnl_newlink+0x8d1/0xea0
[  123.926474][ T1107]  ? lock_acquire.part.0+0xbc/0x260
[  123.926700][ T1107]  ? __rtnl_newlink+0xa50/0xa50
[  123.926927][ T1107]  ? mark_usage+0x61/0x170
[  123.927158][ T1107]  ? lock_acquire.part.0+0xbc/0x260
[  123.927383][ T1107]  ? find_held_lock+0x2b/0x80
[  123.927623][ T1107]  ? __rtnl_newlink+0xa50/0xa50
[  123.927840][ T1107]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.928038][ T1107]  ? __rtnl_newlink+0xa50/0xa50
[  123.928277][ T1107]  rtnetlink_rcv_msg+0x40d/0x9e0
[  123.928514][ T1107]  ? validate_chain+0x38b/0xc20
[  123.928725][ T1107]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.928932][ T1107]  ? __lock_acquire+0x508/0xc10
[  123.929184][ T1107]  ? lock_acquire.part.0+0xbc/0x260
[  123.929414][ T1107]  ? find_held_lock+0x2b/0x80
[  123.929637][ T1107]  netlink_rcv_skb+0x14e/0x3a0
[  123.929865][ T1107]  ? rtnl_stats_set+0x3f0/0x3f0
[  123.930077][ T1107]  ? netlink_ack+0xcd0/0xcd0
[  123.930343][ T1107]  ? netlink_deliver_tap+0xc5/0x330
[  123.930552][ T1107]  ? netlink_deliver_tap+0x13c/0x330
[  123.930776][ T1107]  netlink_unicast+0x486/0x750
[  123.930986][ T1107]  ? netlink_attachskb+0x810/0x810
[  123.931204][ T1107]  ? __lock_acquire+0x508/0xc10
[  123.931413][ T1107]  netlink_sendmsg+0x735/0xc60
[  123.931629][ T1107]  ? netlink_unicast+0x750/0x750
[  123.931839][ T1107]  ? __might_fault+0x97/0x140
[  123.932069][ T1107]  ____sys_sendmsg+0x419/0x850
[  123.932299][ T1107]  ? copy_msghdr_from_user+0x2a0/0x460
[  123.932540][ T1107]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  123.932805][ T1107]  ? move_addr_to_kernel+0x40/0x40
[  123.933031][ T1107]  ? stack_depot_save_flags+0x367/0x770
[  123.933276][ T1107]  ? validate_chain+0x38b/0xc20
[  123.933489][ T1107]  ___sys_sendmsg+0x14e/0x1d0
[  123.933718][ T1107]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  123.933991][ T1107]  ? copy_msghdr_from_user+0x460/0x460
[  123.934272][ T1107]  __sys_sendmsg+0x145/0x1f0
[  123.934516][ T1107]  ? __sys_sendmsg_sock+0x20/0x20
[  123.934736][ T1107]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  123.935022][ T1107]  ? do_raw_spin_unlock+0x59/0x250
[  123.935294][ T1107]  ? rcu_is_watching+0x15/0xd0
[  123.935543][ T1107]  do_syscall_64+0x117/0xfc0
[  123.935778][ T1107]  ? trace_hardirqs_off+0xd/0x30
[  123.935989][ T1107]  ? exc_page_fault+0xee/0x100
[  123.936237][ T1107]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  123.936517][ T1107] RIP: 0033:0x7fd7398fb08e
[  123.936785][ T1107] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  123.937586][ T1107] RSP: 002b:00007ffd00073fb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.937927][ T1107] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd7398fb08e
[  123.938274][ T1107] RDX: 0000000000000000 RSI: 00007ffd00074060 RDI: 0000000000000005
[  123.938608][ T1107] RBP: 00007ffd00073fc0 R08: 0000000000000000 R09: 0000000000000000
[  123.938931][ T1107] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6df
[  123.939251][ T1107] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd00074730
[  123.939585][ T1107]  </TASK>
[  123.939776][ T1107] irq event stamp: 24613
[  123.939957][ T1107] hardirqs last  enabled at (24621): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  123.940378][ T1107] hardirqs last disabled at (24630): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  123.940789][ T1107] softirqs last  enabled at (24304): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  123.941236][ T1107] softirqs last disabled at (24299): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  123.941631][ T1107] ---[ end trace 0000000000000000 ]---
[  123.988597][ T1108] prp1: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[  123.989016][ T1108] prp1: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[  123.989657][ T1108] ------------[ cut here ]------------
[  123.989911][ T1108] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1108
[  123.990393][ T1108] CPU: 2 UID: 0 PID: 1108 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  123.990861][ T1108] Tainted: [W]=WARN
[  123.991068][ T1108] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.991658][ T1108] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  123.992125][ T1108] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  123.993161][ T1108] RSP: 0018:ffa0000002aa7020 EFLAGS: 00010286
[  123.993542][ T1108] RAX: 00000000ffffffa6 RBX: ff11000005f68740 RCX: 1ff4000000554dca
[  123.993922][ T1108] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f687f8
[  123.994314][ T1108] RBP: ff11000016014000 R08: 1fe2200000bed100 R09: ff11000011ec0b58
[  123.994693][ T1108] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  123.995052][ T1108] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016014ce1
[  123.995440][ T1108] FS:  00007f4cdda8b840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  123.995864][ T1108] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.996207][ T1108] CR2: 000000001909c988 CR3: 00000000159d6001 CR4: 0000000000771ef0
[  123.996560][ T1108] PKRU: 55555554
[  123.996774][ T1108] Call Trace:
[  123.996985][ T1108]  <TASK>
[  123.997163][ T1108]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  123.997437][ T1108]  rtmsg_ifinfo+0x5c/0xb0
[  123.997657][ T1108]  ? mark_held_locks+0x40/0x70
[  123.997911][ T1108]  __dev_notify_flags+0x1b8/0x280
[  123.998198][ T1108]  ? netif_change_name+0x8c0/0x8c0
[  123.998468][ T1108]  ? __dev_change_flags+0x4a4/0x660
[  123.998745][ T1108]  ? netif_set_allmulti+0x250/0x250
[  123.999015][ T1108]  ? __lock_release.isra.0+0x6b/0x1a0
[  123.999296][ T1108]  ? is_bpf_text_address+0x68/0x110
[  123.999559][ T1108]  netif_change_flags+0xfe/0x190
[  123.999854][ T1108]  do_setlink.isra.0+0x1cc3/0x2750
[  124.000121][ T1108]  ? rtnl_link_get_size+0x350/0x350
[  124.000301][ T1108]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  124.000513][ T1108]  ? rcu_read_lock_any_held+0x3c/0x90
[  124.000745][ T1108]  ? validate_chain+0x38b/0xc20
[  124.000924][ T1108]  ? rcu_read_lock_any_held+0x66/0x90
[  124.001119][ T1108]  ? stack_depot_save_flags+0x367/0x770
[  124.001300][ T1108]  ? __lock_acquire+0x508/0xc10
[  124.001481][ T1108]  ? lock_acquire.part.0+0xbc/0x260
[  124.001684][ T1108]  ? rtnl_newlink+0x883/0xea0
[  124.001861][ T1108]  ? rcu_is_watching+0x15/0xd0
[  124.002043][ T1108]  ? lock_acquire+0x134/0x160
[  124.002233][ T1108]  ? rcu_is_watching+0x15/0xd0
[  124.002411][ T1108]  ? rcu_is_watching+0x15/0xd0
[  124.002624][ T1108]  ? trace_contention_end+0xb3/0x1a0
[  124.002803][ T1108]  ? __mutex_lock+0x1db/0x2010
[  124.002982][ T1108]  ? __mutex_lock+0x9b2/0x2010
[  124.003175][ T1108]  ? rtnl_newlink+0x883/0xea0
[  124.003357][ T1108]  ? ww_mutex_lock+0x160/0x160
[  124.003543][ T1108]  ? __rtnl_newlink+0x3fa/0xa50
[  124.003822][ T1108]  rtnl_newlink+0x8d1/0xea0
[  124.004091][ T1108]  ? lock_acquire.part.0+0xbc/0x260
[  124.004382][ T1108]  ? __rtnl_newlink+0xa50/0xa50
[  124.004654][ T1108]  ? mark_usage+0x61/0x170
[  124.004925][ T1108]  ? lock_acquire.part.0+0xbc/0x260
[  124.005114][ T1108]  ? find_held_lock+0x2b/0x80
[  124.005295][ T1108]  ? __rtnl_newlink+0xa50/0xa50
[  124.005475][ T1108]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.005674][ T1108]  ? __rtnl_newlink+0xa50/0xa50
[  124.005859][ T1108]  rtnetlink_rcv_msg+0x40d/0x9e0
[  124.006038][ T1108]  ? validate_chain+0x38b/0xc20
[  124.006229][ T1108]  ? rtnl_stats_set+0x3f0/0x3f0
[  124.006405][ T1108]  ? __lock_acquire+0x508/0xc10
[  124.006613][ T1108]  ? lock_acquire.part.0+0xbc/0x260
[  124.006791][ T1108]  ? find_held_lock+0x2b/0x80
[  124.006969][ T1108]  netlink_rcv_skb+0x14e/0x3a0
[  124.007161][ T1108]  ? rtnl_stats_set+0x3f0/0x3f0
[  124.007344][ T1108]  ? netlink_ack+0xcd0/0xcd0
[  124.007529][ T1108]  ? netlink_deliver_tap+0xc5/0x330
[  124.007770][ T1108]  ? netlink_deliver_tap+0x13c/0x330
[  124.007951][ T1108]  netlink_unicast+0x486/0x750
[  124.008142][ T1108]  ? netlink_attachskb+0x810/0x810
[  124.008322][ T1108]  ? __lock_acquire+0x508/0xc10
[  124.008498][ T1108]  netlink_sendmsg+0x735/0xc60
[  124.008693][ T1108]  ? netlink_unicast+0x750/0x750
[  124.008877][ T1108]  ? __might_fault+0x97/0x140
[  124.009055][ T1108]  ____sys_sendmsg+0x419/0x850
[  124.009248][ T1108]  ? copy_msghdr_from_user+0x2a0/0x460
[  124.009427][ T1108]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  124.009651][ T1108]  ? move_addr_to_kernel+0x40/0x40
[  124.009829][ T1108]  ? stack_depot_save_flags+0x367/0x770
[  124.010008][ T1108]  ? validate_chain+0x38b/0xc20
[  124.010203][ T1108]  ___sys_sendmsg+0x14e/0x1d0
[  124.010379][ T1108]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  124.010614][ T1108]  ? copy_msghdr_from_user+0x460/0x460
[  124.010804][ T1108]  __sys_sendmsg+0x145/0x1f0
[  124.010983][ T1108]  ? __sys_sendmsg_sock+0x20/0x20
[  124.011171][ T1108]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  124.011383][ T1108]  ? do_raw_spin_unlock+0x59/0x250
[  124.011580][ T1108]  ? rcu_is_watching+0x15/0xd0
[  124.011855][ T1108]  do_syscall_64+0x117/0xfc0
[  124.012038][ T1108]  ? trace_hardirqs_off+0xd/0x30
[  124.012230][ T1108]  ? exc_page_fault+0xee/0x100
[  124.012409][ T1108]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  124.012633][ T1108] RIP: 0033:0x7f4cddcc508e
[  124.012819][ T1108] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  124.013357][ T1108] RSP: 002b:00007ffec41b9500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.013618][ T1108] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4cddcc508e
[  124.013862][ T1108] RDX: 0000000000000000 RSI: 00007ffec41b95b0 RDI: 0000000000000005
[  124.014118][ T1108] RBP: 00007ffec41b9510 R08: 0000000000000000 R09: 0000000000000000
[  124.014361][ T1108] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6df
[  124.014630][ T1108] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec41b9c80
[  124.014877][ T1108]  </TASK>
[  124.015022][ T1108] irq event stamp: 16135
[  124.015182][ T1108] hardirqs last  enabled at (16147): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  124.015454][ T1108] hardirqs last disabled at (16156): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  124.015762][ T1108] softirqs last  enabled at (15166): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  124.016037][ T1108] softirqs last disabled at (15153): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  124.016330][ T1108] ---[ end trace 0000000000000000 ]---
[  124.017428][ T1108] ------------[ cut here ]------------
[  124.017646][ T1108] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1108
[  124.017924][ T1108] CPU: 1 UID: 0 PID: 1108 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.018227][ T1108] Tainted: [W]=WARN
[  124.018333][ T1108] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.018506][ T1108] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.018772][ T1108] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  124.019326][ T1108] RSP: 0018:ffa0000002aa6da0 EFLAGS: 00010286
[  124.019619][ T1108] RAX: 00000000ffffffa6 RBX: ff11000005f68200 RCX: 1ff4000000554d7a
[  124.019864][ T1108] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f682b8
[  124.020160][ T1108] RBP: ff11000016014000 R08: 1fe2200000bed058 R09: ff11000011ec0b58
[  124.020378][ T1108] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  124.020596][ T1108] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  124.020809][ T1108] FS:  00007f4cdda8b840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  124.021052][ T1108] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.021236][ T1108] CR2: 00007fd73978e574 CR3: 00000000159d6002 CR4: 0000000000771ef0
[  124.021444][ T1108] PKRU: 55555554
[  124.021558][ T1108] Call Trace:
[  124.021667][ T1108]  <TASK>
[  124.021738][ T1108]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  124.021876][ T1108]  ? notifier_call_chain+0xb0/0x320
[  124.022017][ T1108]  rtmsg_ifinfo+0x5c/0xb0
[  124.022129][ T1108]  netif_state_change+0x155/0x340
[  124.022270][ T1108]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  124.022439][ T1108]  ? print_lock_name+0x4c/0x110
[  124.022674][ T1108]  netif_set_operstate+0xc1/0x100
[  124.022948][ T1108]  ? rtnl_put_cacheinfo+0x250/0x250
[  124.023240][ T1108]  hsr_check_carrier_and_operstate+0x1ec/0x700
[  124.023480][ T1108]  ? hsr_port_get_hsr+0x9c/0x150
[  124.023709][ T1108]  ? packet_notifier+0x1c2/0xbd0
[  124.023853][ T1108]  ? mutex_is_locked+0x1c/0x50
[  124.023998][ T1108]  hsr_netdev_notify+0x387/0xad0
[  124.024168][ T1108]  ? hsr_port_get_hsr+0x150/0x150
[  124.024317][ T1108]  notifier_call_chain+0xb0/0x320
[  124.024458][ T1108]  __dev_notify_flags+0xde/0x280
[  124.024608][ T1108]  ? netif_change_name+0x8c0/0x8c0
[  124.024747][ T1108]  ? netif_set_allmulti+0x250/0x250
[  124.024884][ T1108]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.025028][ T1108]  ? is_bpf_text_address+0x68/0x110
[  124.025236][ T1108]  netif_change_flags+0xfe/0x190
[  124.025380][ T1108]  do_setlink.isra.0+0x1cc3/0x2750
[  124.025555][ T1108]  ? rtnl_link_get_size+0x350/0x350
[  124.025731][ T1108]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  124.025960][ T1108]  ? rcu_read_lock_any_held+0x3c/0x90
[  124.026166][ T1108]  ? validate_chain+0x38b/0xc20
[  124.026377][ T1108]  ? rcu_read_lock_any_held+0x66/0x90
[  124.026583][ T1108]  ? stack_depot_save_flags+0x367/0x770
[  124.026795][ T1108]  ? __lock_acquire+0x508/0xc10
[  124.027012][ T1108]  ? lock_acquire.part.0+0xbc/0x260
[  124.027282][ T1108]  ? rtnl_newlink+0x883/0xea0
[  124.027521][ T1108]  ? rcu_is_watching+0x15/0xd0
[  124.027726][ T1108]  ? lock_acquire+0x134/0x160
[  124.027867][ T1108]  ? rcu_is_watching+0x15/0xd0
[  124.028004][ T1108]  ? rcu_is_watching+0x15/0xd0
[  124.028153][ T1108]  ? trace_contention_end+0xb3/0x1a0
[  124.028291][ T1108]  ? __mutex_lock+0x1db/0x2010
[  124.028428][ T1108]  ? __mutex_lock+0x9b2/0x2010
[  124.028609][ T1108]  ? rtnl_newlink+0x883/0xea0
[  124.028835][ T1108]  ? ww_mutex_lock+0x160/0x160
[  124.028990][ T1108]  ? __rtnl_newlink+0x3fa/0xa50
[  124.029142][ T1108]  rtnl_newlink+0x8d1/0xea0
[  124.029283][ T1108]  ? lock_acquire.part.0+0xbc/0x260
[  124.029423][ T1108]  ? __rtnl_newlink+0xa50/0xa50
[  124.029577][ T1108]  ? mark_usage+0x61/0x170
[  124.029720][ T1108]  ? lock_acquire.part.0+0xbc/0x260
[  124.029859][ T1108]  ? find_held_lock+0x2b/0x80
[  124.029997][ T1108]  ? __rtnl_newlink+0xa50/0xa50
[  124.030144][ T1108]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.030291][ T1108]  ? __rtnl_newlink+0xa50/0xa50
[  124.030472][ T1108]  rtnetlink_rcv_msg+0x40d/0x9e0
[  124.030662][ T1108]  ? validate_chain+0x38b/0xc20
[  124.030800][ T1108]  ? rtnl_stats_set+0x3f0/0x3f0
[  124.030936][ T1108]  ? __lock_acquire+0x508/0xc10
[  124.031076][ T1108]  ? lock_acquire.part.0+0xbc/0x260
[  124.031230][ T1108]  ? find_held_lock+0x2b/0x80
[  124.031371][ T1108]  netlink_rcv_skb+0x14e/0x3a0
[  124.031512][ T1108]  ? rtnl_stats_set+0x3f0/0x3f0
[  124.031667][ T1108]  ? netlink_ack+0xcd0/0xcd0
[  124.031808][ T1108]  ? netlink_deliver_tap+0xc5/0x330
[  124.031948][ T1108]  ? netlink_deliver_tap+0x13c/0x330
[  124.032087][ T1108]  netlink_unicast+0x486/0x750
[  124.032233][ T1108]  ? netlink_attachskb+0x810/0x810
[  124.032419][ T1108]  ? __lock_acquire+0x508/0xc10
[  124.032619][ T1108]  netlink_sendmsg+0x735/0xc60
[  124.032759][ T1108]  ? netlink_unicast+0x750/0x750
[  124.032897][ T1108]  ? __might_fault+0x97/0x140
[  124.033037][ T1108]  ____sys_sendmsg+0x419/0x850
[  124.033186][ T1108]  ? copy_msghdr_from_user+0x2a0/0x460
[  124.033326][ T1108]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  124.033496][ T1108]  ? move_addr_to_kernel+0x40/0x40
[  124.033705][ T1108]  ? stack_depot_save_flags+0x367/0x770
[  124.033849][ T1108]  ? validate_chain+0x38b/0xc20
[  124.033988][ T1108]  ___sys_sendmsg+0x14e/0x1d0
[  124.034176][ T1108]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  124.034374][ T1108]  ? copy_msghdr_from_user+0x460/0x460
[  124.034534][ T1108]  __sys_sendmsg+0x145/0x1f0
[  124.034681][ T1108]  ? __sys_sendmsg_sock+0x20/0x20
[  124.034882][ T1108]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  124.035080][ T1108]  ? do_raw_spin_unlock+0x59/0x250
[  124.035269][ T1108]  ? rcu_is_watching+0x15/0xd0
[  124.035414][ T1108]  do_syscall_64+0x117/0xfc0
[  124.035612][ T1108]  ? trace_hardirqs_off+0xd/0x30
[  124.035767][ T1108]  ? exc_page_fault+0xee/0x100
[  124.035905][ T1108]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  124.036144][ T1108] RIP: 0033:0x7f4cddcc508e
[  124.036353][ T1108] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  124.036991][ T1108] RSP: 002b:00007ffec41b9500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.037220][ T1108] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4cddcc508e
[  124.037431][ T1108] RDX: 0000000000000000 RSI: 00007ffec41b95b0 RDI: 0000000000000005
[  124.037660][ T1108] RBP: 00007ffec41b9510 R08: 0000000000000000 R09: 0000000000000000
[  124.037865][ T1108] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6df
[  124.038072][ T1108] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec41b9c80
[  124.038290][ T1108]  </TASK>
[  124.038394][ T1108] irq event stamp: 17645
[  124.038498][ T1108] hardirqs last  enabled at (17653): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  124.038754][ T1108] hardirqs last disabled at (17660): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  124.038994][ T1108] softirqs last  enabled at (16744): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  124.039244][ T1108] softirqs last disabled at (16739): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  124.039483][ T1108] ---[ end trace 0000000000000000 ]---
[  124.077172][ T1109] ------------[ cut here ]------------
[  124.077351][ T1109] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1109
[  124.077636][ T1109] CPU: 3 UID: 0 PID: 1109 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.077902][ T1109] Tainted: [W]=WARN
[  124.078002][ T1109] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.078179][ T1109] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.078354][ T1109] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  124.078841][ T1109] RSP: 0018:ffa0000002ab7020 EFLAGS: 00010286
[  124.079013][ T1109] RAX: 00000000ffffffa6 RBX: ff11000005f69700 RCX: 1ff4000000556dca
[  124.079218][ T1109] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f697b8
[  124.079419][ T1109] RBP: ff11000013f79000 R08: 1fe2200000bed2f8 R09: ff11000011c00b58
[  124.079628][ T1109] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  124.079824][ T1109] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013f79ce1
[  124.080021][ T1109] FS:  00007f7fa8f97840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  124.080261][ T1109] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.080430][ T1109] CR2: 0000000029942988 CR3: 00000000158c7001 CR4: 0000000000771ef0
[  124.080639][ T1109] PKRU: 55555554
[  124.080738][ T1109] Call Trace:
[  124.080836][ T1109]  <TASK>
[  124.080904][ T1109]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  124.081037][ T1109]  rtmsg_ifinfo+0x5c/0xb0
[  124.081144][ T1109]  ? mark_held_locks+0x40/0x70
[  124.081277][ T1109]  __dev_notify_flags+0x1b8/0x280
[  124.081409][ T1109]  ? netif_change_name+0x8c0/0x8c0
[  124.081549][ T1109]  ? __dev_change_flags+0x4a4/0x660
[  124.081686][ T1109]  ? netif_set_allmulti+0x250/0x250
[  124.081817][ T1109]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.081951][ T1109]  ? is_bpf_text_address+0x68/0x110
[  124.082085][ T1109]  netif_change_flags+0xfe/0x190
[  124.082230][ T1109]  do_setlink.isra.0+0x1cc3/0x2750
[  124.082362][ T1109]  ? rtnl_link_get_size+0x350/0x350
[  124.082490][ T1109]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  124.082667][ T1109]  ? rcu_read_lock_any_held+0x3c/0x90
[  124.082801][ T1109]  ? validate_chain+0x38b/0xc20
[  124.082935][ T1109]  ? rcu_read_lock_any_held+0x66/0x90
[  124.083064][ T1109]  ? stack_depot_save_flags+0x367/0x770
[  124.083208][ T1109]  ? __lock_acquire+0x508/0xc10
[  124.083345][ T1109]  ? lock_acquire.part.0+0xbc/0x260
[  124.083478][ T1109]  ? rtnl_newlink+0x883/0xea0
[  124.083633][ T1109]  ? rcu_is_watching+0x15/0xd0
[  124.083769][ T1109]  ? lock_acquire+0x134/0x160
[  124.083901][ T1109]  ? rcu_is_watching+0x15/0xd0
[  124.084031][ T1109]  ? rcu_is_watching+0x15/0xd0
[  124.084172][ T1109]  ? trace_contention_end+0xb3/0x1a0
[  124.084315][ T1109]  ? __mutex_lock+0x1db/0x2010
[  124.084449][ T1109]  ? __mutex_lock+0x9b2/0x2010
[  124.084586][ T1109]  ? rtnl_newlink+0x883/0xea0
[  124.084725][ T1109]  ? ww_mutex_lock+0x160/0x160
[  124.084859][ T1109]  ? __rtnl_newlink+0x3fa/0xa50
[  124.084993][ T1109]  rtnl_newlink+0x8d1/0xea0
[  124.085129][ T1109]  ? lock_acquire.part.0+0xbc/0x260
[  124.085264][ T1109]  ? __rtnl_newlink+0xa50/0xa50
[  124.085397][ T1109]  ? mark_usage+0x61/0x170
[  124.085531][ T1109]  ? lock_acquire.part.0+0xbc/0x260
[  124.085666][ T1109]  ? find_held_lock+0x2b/0x80
[  124.085794][ T1109]  ? __rtnl_newlink+0xa50/0xa50
[  124.085926][ T1109]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.086064][ T1109]  ? __rtnl_newlink+0xa50/0xa50
[  124.086209][ T1109]  rtnetlink_rcv_msg+0x40d/0x9e0
[  124.086343][ T1109]  ? validate_chain+0x38b/0xc20
[  124.086475][ T1109]  ? rtnl_stats_set+0x3f0/0x3f0
[  124.086614][ T1109]  ? __lock_acquire+0x508/0xc10
[  124.086745][ T1109]  ? lock_acquire.part.0+0xbc/0x260
[  124.086876][ T1109]  ? find_held_lock+0x2b/0x80
[  124.087010][ T1109]  netlink_rcv_skb+0x14e/0x3a0
[  124.087150][ T1109]  ? rtnl_stats_set+0x3f0/0x3f0
[  124.087287][ T1109]  ? netlink_ack+0xcd0/0xcd0
[  124.087422][ T1109]  ? netlink_deliver_tap+0xc5/0x330
[  124.087561][ T1109]  ? netlink_deliver_tap+0x13c/0x330
[  124.087702][ T1109]  netlink_unicast+0x486/0x750
[  124.087834][ T1109]  ? netlink_attachskb+0x810/0x810
[  124.087966][ T1109]  ? __lock_acquire+0x508/0xc10
[  124.088104][ T1109]  netlink_sendmsg+0x735/0xc60
[  124.088239][ T1109]  ? netlink_unicast+0x750/0x750
[  124.088374][ T1109]  ? __might_fault+0x97/0x140
[  124.088512][ T1109]  ____sys_sendmsg+0x419/0x850
[  124.088652][ T1109]  ? copy_msghdr_from_user+0x2a0/0x460
[  124.088784][ T1109]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  124.088947][ T1109]  ? move_addr_to_kernel+0x40/0x40
[  124.089082][ T1109]  ? stack_depot_save_flags+0x367/0x770
[  124.089221][ T1109]  ? validate_chain+0x38b/0xc20
[  124.089356][ T1109]  ___sys_sendmsg+0x14e/0x1d0
[  124.089489][ T1109]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  124.089663][ T1109]  ? copy_msghdr_from_user+0x460/0x460
[  124.089806][ T1109]  __sys_sendmsg+0x145/0x1f0
[  124.089936][ T1109]  ? __sys_sendmsg_sock+0x20/0x20
[  124.090068][ T1109]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  124.090244][ T1109]  ? do_raw_spin_unlock+0x59/0x250
[  124.090376][ T1109]  ? rcu_is_watching+0x15/0xd0
[  124.090515][ T1109]  do_syscall_64+0x117/0xfc0
[  124.090656][ T1109]  ? trace_hardirqs_off+0xd/0x30
[  124.090789][ T1109]  ? exc_page_fault+0xee/0x100
[  124.090921][ T1109]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  124.091085][ T1109] RIP: 0033:0x7f7fa91d108e
[  124.091232][ T1109] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  124.091713][ T1109] RSP: 002b:00007ffeb7cfbd10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.091918][ T1109] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7fa91d108e
[  124.092119][ T1109] RDX: 0000000000000000 RSI: 00007ffeb7cfbdc0 RDI: 0000000000000005
[  124.092318][ T1109] RBP: 00007ffeb7cfbd20 R08: 0000000000000000 R09: 0000000000000000
[  124.092519][ T1109] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6df
[  124.092728][ T1109] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb7cfc490
[  124.092929][ T1109]  </TASK>
[  124.093049][ T1109] irq event stamp: 25033
[  124.093155][ T1109] hardirqs last  enabled at (25043): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  124.093385][ T1109] hardirqs last disabled at (25050): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  124.093656][ T1109] softirqs last  enabled at (24160): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  124.093886][ T1109] softirqs last disabled at (24158): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  124.094121][ T1109] ---[ end trace 0000000000000000 ]---
[  124.095252][   T39] ------------[ cut here ]------------
[  124.095473][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u20:0/39
[  124.095888][   T39] CPU: 1 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.096585][   T39] Tainted: [W]=WARN
[  124.096790][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.097090][   T39] Workqueue: events_unbound linkwatch_event
[  124.097456][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.097780][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  124.098655][   T39] RSP: 0018:ffa00000002bf760 EFLAGS: 00010286
[  124.098961][   T39] RAX: 00000000ffffffa6 RBX: ff11000015e023c0 RCX: 1ff4000000057eb2
[  124.099330][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e02478
[  124.099677][   T39] RBP: ff11000016014000 R08: 1fe2200002bc0490 R09: ff11000001d951a8
[  124.100032][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  124.100404][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  124.100783][   T39] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  124.101204][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.101452][   T39] CR2: 00007f4cddb58574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  124.101785][   T39] PKRU: 55555554
[  124.101944][   T39] Call Trace:
[  124.102124][   T39]  <TASK>
[  124.102241][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  124.102462][   T39]  ? notifier_call_chain+0xb0/0x320
[  124.102692][   T39]  rtmsg_ifinfo+0x5c/0xb0
[  124.102862][   T39]  netif_state_change+0x155/0x340
[  124.103118][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  124.103392][   T39]  ? mod_delayed_work_on+0xc2/0x120
[  124.103627][   T39]  netif_set_operstate+0xc1/0x100
[  124.103848][   T39]  ? rtnl_put_cacheinfo+0x250/0x250
[  124.104070][   T39]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  124.104377][   T39]  hsr_check_carrier_and_operstate+0x4da/0x700
[  124.104655][   T39]  hsr_netdev_notify+0x387/0xad0
[  124.104877][   T39]  ? unregister_vlan_dev+0x380/0x380
[  124.105157][   T39]  ? hsr_port_get_hsr+0x150/0x150
[  124.105406][   T39]  notifier_call_chain+0xb0/0x320
[  124.105610][   T39]  netif_state_change+0x139/0x340
[  124.105779][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  124.105939][   T39]  ? linkwatch_do_dev+0xae/0xd0
[  124.106066][   T39]  __linkwatch_run_queue+0x34c/0x750
[  124.106211][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[  124.106341][   T39]  linkwatch_event+0x7f/0xb0
[  124.106466][   T39]  ? __linkwatch_run_queue+0x750/0x750
[  124.106634][   T39]  process_one_work+0xdf8/0x1410
[  124.106765][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[  124.106892][   T39]  ? lock_acquire.part.0+0xbc/0x260
[  124.107093][   T39]  worker_thread+0x4f1/0xd60
[  124.107362][   T39]  ? rescuer_thread+0x1320/0x1320
[  124.107581][   T39]  kthread+0x367/0x460
[  124.107693][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  124.107854][   T39]  ? kthread_affine_node+0x330/0x330
[  124.107986][   T39]  ret_from_fork+0x474/0x6b0
[  124.108138][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  124.108356][   T39]  ? __switch_to+0x5a3/0xe00
[  124.108584][   T39]  ? kthread_affine_node+0x330/0x330
[  124.108817][   T39]  ret_from_fork_asm+0x11/0x20
[  124.109037][   T39]  </TASK>
[  124.109205][   T39] irq event stamp: 303225
[  124.109312][   T39] hardirqs last  enabled at (303233): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  124.109545][   T39] hardirqs last disabled at (303240): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  124.109774][   T39] softirqs last  enabled at (302764): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  124.109994][   T39] softirqs last disabled at (302601): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  124.110228][   T39] ---[ end trace 0000000000000000 ]---
[  124.110447][   T39] ------------[ cut here ]------------
[  124.110573][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u20:0/39
[  124.110813][   T39] CPU: 1 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.111161][   T39] Tainted: [W]=WARN
[  124.111270][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.111423][   T39] Workqueue: events_unbound linkwatch_event
[  124.111609][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.111767][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  124.112276][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[  124.112477][   T39] RAX: 00000000ffffffa6 RBX: ff11000015e031c0 RCX: 1ff4000000057f02
[  124.112760][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e03278
[  124.113054][   T39] RBP: ff110000162c4000 R08: 1fe2200002bc0650 R09: ff11000001d951a8
[  124.113438][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  124.113729][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  124.114018][   T39] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  124.114363][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.114617][   T39] CR2: 00007f4cddb58574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  124.114906][   T39] PKRU: 55555554
[  124.115050][   T39] Call Trace:
[  124.115206][   T39]  <TASK>
[  124.115310][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  124.115449][   T39]  ? notifier_call_chain+0xb0/0x320
[  124.115581][   T39]  rtmsg_ifinfo+0x5c/0xb0
[  124.115681][   T39]  netif_state_change+0x155/0x340
[  124.115809][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  124.115965][   T39]  ? linkwatch_do_dev+0xae/0xd0
[  124.116086][   T39]  __linkwatch_run_queue+0x34c/0x750
[  124.116215][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[  124.116338][   T39]  linkwatch_event+0x7f/0xb0
[  124.116456][   T39]  ? __linkwatch_run_queue+0x750/0x750
[  124.116591][   T39]  process_one_work+0xdf8/0x1410
[  124.116721][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[  124.116841][   T39]  ? lock_acquire.part.0+0xbc/0x260
[  124.116966][   T39]  worker_thread+0x4f1/0xd60
[  124.117092][   T39]  ? rescuer_thread+0x1320/0x1320
[  124.117219][   T39]  kthread+0x367/0x460
[  124.117310][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  124.117476][   T39]  ? kthread_affine_node+0x330/0x330
[  124.117612][   T39]  ret_from_fork+0x474/0x6b0
[  124.117734][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  124.117885][   T39]  ? __switch_to+0x5a3/0xe00
[  124.118008][   T39]  ? kthread_affine_node+0x330/0x330
[  124.118140][   T39]  ret_from_fork_asm+0x11/0x20
[  124.118270][   T39]  </TASK>
[  124.118361][   T39] irq event stamp: 303977
[  124.118454][   T39] hardirqs last  enabled at (303985): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  124.118672][   T39] hardirqs last disabled at (303992): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  124.118881][   T39] softirqs last  enabled at (303708): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  124.119094][   T39] softirqs last disabled at (303635): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  124.119310][   T39] ---[ end trace 0000000000000000 ]---
[  124.120087][   T39] ------------[ cut here ]------------
[  124.120268][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u20:0/39
[  124.120566][   T39] CPU: 2 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.120907][   T39] Tainted: [W]=WARN
[  124.121046][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.121263][   T39] Workqueue: events_unbound linkwatch_event
[  124.121467][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.121718][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  124.122232][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[  124.122435][   T39] RAX: 00000000ffffffa6 RBX: ff11000015e02580 RCX: 1ff4000000057f02
[  124.122684][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e02638
[  124.122913][   T39] RBP: ff11000016014000 R08: 1fe2200002bc04c8 R09: ff11000001d951a8
[  124.123160][   T39] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  124.123388][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  124.123636][   T39] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  124.123898][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.124146][   T39] CR2: 00007f2bfb6270a0 CR3: 000000001044d003 CR4: 0000000000771ef0
[  124.124380][   T39] PKRU: 55555554
[  124.124522][   T39] Call Trace:
[  124.124678][   T39]  <TASK>
[  124.124790][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  124.124962][   T39]  ? notifier_call_chain+0xb0/0x320
[  124.125147][   T39]  rtmsg_ifinfo+0x5c/0xb0
[  124.125294][   T39]  netif_state_change+0x155/0x340
[  124.125467][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  124.125694][   T39]  ? linkwatch_do_dev+0xae/0xd0
[  124.125865][   T39]  __linkwatch_run_queue+0x34c/0x750
[  124.126036][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[  124.126223][   T39]  linkwatch_event+0x7f/0xb0
[  124.126397][   T39]  ? __linkwatch_run_queue+0x750/0x750
[  124.126587][   T39]  process_one_work+0xdf8/0x1410
[  124.126771][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[  124.126942][   T39]  ? lock_acquire.part.0+0xbc/0x260
[  124.127130][   T39]  worker_thread+0x4f1/0xd60
[  124.127306][   T39]  ? rescuer_thread+0x1320/0x1320
[  124.127476][   T39]  kthread+0x367/0x460
[  124.127635][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  124.127841][   T39]  ? kthread_affine_node+0x330/0x330
[  124.128014][   T39]  ret_from_fork+0x474/0x6b0
[  124.128204][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  124.128406][   T39]  ? __switch_to+0x5a3/0xe00
[  124.128593][   T39]  ? kthread_affine_node+0x330/0x330
[  124.128775][   T39]  ret_from_fork_asm+0x11/0x20
[  124.128952][   T39]  </TASK>
[  124.129112][   T39] irq event stamp: 304851
[  124.129260][   T39] hardirqs last  enabled at (304861): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  124.129559][   T39] hardirqs last disabled at (304872): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  124.129832][   T39] softirqs last  enabled at (304428): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  124.130109][   T39] softirqs last disabled at (304421): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  124.130373][   T39] ---[ end trace 0000000000000000 ]---
[  124.150201][ T1110] ------------[ cut here ]------------
[  124.150350][ T1110] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1110
[  124.150630][ T1110] CPU: 0 UID: 0 PID: 1110 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.150895][ T1110] Tainted: [W]=WARN
[  124.150993][ T1110] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.151166][ T1110] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.151337][ T1110] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  124.151816][ T1110] RSP: 0018:ffa0000002ac7020 EFLAGS: 00010286
[  124.151980][ T1110] RAX: 00000000ffffffa6 RBX: ff110000158cfe00 RCX: 1ff4000000558dca
[  124.152179][ T1110] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158cfeb8
[  124.152375][ T1110] RBP: ff11000016569000 R08: 1fe2200002b19fd8 R09: ff11000004d90b58
[  124.152576][ T1110] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  124.152778][ T1110] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016569ce1
[  124.152980][ T1110] FS:  00007f10412dc840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  124.153229][ T1110] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.153394][ T1110] CR2: 00000000100fb988 CR3: 0000000013aa7003 CR4: 0000000000771ef0
[  124.153611][ T1110] PKRU: 55555554
[  124.153711][ T1110] Call Trace:
[  124.153811][ T1110]  <TASK>
[  124.153880][ T1110]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  124.154016][ T1110]  rtmsg_ifinfo+0x5c/0xb0
[  124.154127][ T1110]  ? mark_held_locks+0x40/0x70
[  124.154272][ T1110]  __dev_notify_flags+0x1b8/0x280
[  124.154407][ T1110]  ? netif_change_name+0x8c0/0x8c0
[  124.154546][ T1110]  ? __dev_change_flags+0x4a4/0x660
[  124.154700][ T1110]  ? netif_set_allmulti+0x250/0x250
[  124.154899][ T1110]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.155060][ T1110]  ? is_bpf_text_address+0x68/0x110
[  124.155280][ T1110]  netif_change_flags+0xfe/0x190
[  124.155441][ T1110]  do_setlink.isra.0+0x1cc3/0x2750
[  124.155661][ T1110]  ? rtnl_link_get_size+0x350/0x350
[  124.155866][ T1110]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  124.156094][ T1110]  ? rcu_read_lock_any_held+0x3c/0x90
[  124.156304][ T1110]  ? validate_chain+0x38b/0xc20
[  124.156505][ T1110]  ? rcu_read_lock_any_held+0x66/0x90
[  124.156750][ T1110]  ? stack_depot_save_flags+0x367/0x770
[  124.156971][ T1110]  ? __lock_acquire+0x508/0xc10
[  124.157198][ T1110]  ? lock_acquire.part.0+0xbc/0x260
[  124.157408][ T1110]  ? rtnl_newlink+0x883/0xea0
[  124.157620][ T1110]  ? rcu_is_watching+0x15/0xd0
[  124.157829][ T1110]  ? lock_acquire+0x134/0x160
[  124.158038][ T1110]  ? rcu_is_watching+0x15/0xd0
[  124.158257][ T1110]  ? rcu_is_watching+0x15/0xd0
[  124.158467][ T1110]  ? trace_contention_end+0xb3/0x1a0
[  124.158684][ T1110]  ? __mutex_lock+0x1db/0x2010
[  124.158890][ T1110]  ? __mutex_lock+0x9b2/0x2010
[  124.159097][ T1110]  ? rtnl_newlink+0x883/0xea0
[  124.159315][ T1110]  ? ww_mutex_lock+0x160/0x160
[  124.159529][ T1110]  ? __rtnl_newlink+0x3fa/0xa50
[  124.159744][ T1110]  rtnl_newlink+0x8d1/0xea0
[  124.159954][ T1110]  ? lock_acquire.part.0+0xbc/0x260
[  124.160168][ T1110]  ? __rtnl_newlink+0xa50/0xa50
[  124.160378][ T1110]  ? mark_usage+0x61/0x170
[  124.160585][ T1110]  ? lock_acquire.part.0+0xbc/0x260
[  124.160794][ T1110]  ? find_held_lock+0x2b/0x80
[  124.161002][ T1110]  ? __rtnl_newlink+0xa50/0xa50
[  124.161219][ T1110]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.161422][ T1110]  ? __rtnl_newlink+0xa50/0xa50
[  124.161625][ T1110]  rtnetlink_rcv_msg+0x40d/0x9e0
[  124.161826][ T1110]  ? validate_chain+0x38b/0xc20
[  124.162029][ T1110]  ? rtnl_stats_set+0x3f0/0x3f0
[  124.162242][ T1110]  ? __lock_acquire+0x508/0xc10
[  124.162447][ T1110]  ? lock_acquire.part.0+0xbc/0x260
[  124.162653][ T1110]  ? find_held_lock+0x2b/0x80
[  124.162857][ T1110]  netlink_rcv_skb+0x14e/0x3a0
[  124.163056][ T1110]  ? rtnl_stats_set+0x3f0/0x3f0
[  124.163274][ T1110]  ? netlink_ack+0xcd0/0xcd0
[  124.163489][ T1110]  ? netlink_deliver_tap+0xc5/0x330
[  124.163694][ T1110]  ? netlink_deliver_tap+0x13c/0x330
[  124.163898][ T1110]  netlink_unicast+0x486/0x750
[  124.164110][ T1110]  ? netlink_attachskb+0x810/0x810
[  124.164312][ T1110]  ? __lock_acquire+0x508/0xc10
[  124.164520][ T1110]  netlink_sendmsg+0x735/0xc60
[  124.164739][ T1110]  ? netlink_unicast+0x750/0x750
[  124.164940][ T1110]  ? __might_fault+0x97/0x140
[  124.165159][ T1110]  ____sys_sendmsg+0x419/0x850
[  124.165359][ T1110]  ? copy_msghdr_from_user+0x2a0/0x460
[  124.165566][ T1110]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  124.165788][ T1110]  ? move_addr_to_kernel+0x40/0x40
[  124.165928][ T1110]  ? stack_depot_save_flags+0x367/0x770
[  124.166147][ T1110]  ? validate_chain+0x38b/0xc20
[  124.166362][ T1110]  ___sys_sendmsg+0x14e/0x1d0
[  124.166573][ T1110]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  124.166824][ T1110]  ? copy_msghdr_from_user+0x460/0x460
[  124.167047][ T1110]  __sys_sendmsg+0x145/0x1f0
[  124.167262][ T1110]  ? __sys_sendmsg_sock+0x20/0x20
[  124.167499][ T1110]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  124.167777][ T1110]  ? do_raw_spin_unlock+0x59/0x250
[  124.167988][ T1110]  ? rcu_is_watching+0x15/0xd0
[  124.168202][ T1110]  do_syscall_64+0x117/0xfc0
[  124.168405][ T1110]  ? trace_hardirqs_off+0xd/0x30
[  124.168611][ T1110]  ? exc_page_fault+0xee/0x100
[  124.168813][ T1110]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  124.169072][ T1110] RIP: 0033:0x7f104151608e
[  124.169304][ T1110] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  124.170035][ T1110] RSP: 002b:00007ffd76665410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.170366][ T1110] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f104151608e
[  124.170677][ T1110] RDX: 0000000000000000 RSI: 00007ffd766654c0 RDI: 0000000000000005
[  124.170979][ T1110] RBP: 00007ffd76665420 R08: 0000000000000000 R09: 0000000000000000
[  124.171297][ T1110] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6df
[  124.171616][ T1110] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd76665b90
[  124.171933][ T1110]  </TASK>
[  124.172080][ T1110] irq event stamp: 20285
[  124.172239][ T1110] hardirqs last  enabled at (20295): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  124.172593][ T1110] hardirqs last disabled at (20302): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  124.172951][ T1110] softirqs last  enabled at (19536): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  124.173314][ T1110] softirqs last disabled at (19531): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  124.173700][ T1110] ---[ end trace 0000000000000000 ]---
[  124.174576][   T46] ------------[ cut here ]------------
[  124.174724][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u17:1/46
[  124.175030][   T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.175437][   T46] Tainted: [W]=WARN
[  124.175551][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.175736][   T46] Workqueue: events_unbound linkwatch_event
[  124.175963][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.176144][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  124.176623][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[  124.176774][   T46] RAX: 00000000ffffffa6 RBX: ff11000004cdf540 RCX: 1ff4000000065f02
[  124.176957][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004cdf5f8
[  124.177140][   T46] RBP: ff110000075a1000 R08: 1fe220000099bec0 R09: ff11000002410ba8
[  124.177324][   T46] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  124.177502][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  124.177809][   T46] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  124.178026][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.178193][   T46] CR2: 00007f4cddb58574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  124.178383][   T46] PKRU: 55555554
[  124.178474][   T46] Call Trace:
[  124.178576][   T46]  <TASK>
[  124.178645][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  124.178765][   T46]  ? notifier_call_chain+0xb0/0x320
[  124.178890][   T46]  rtmsg_ifinfo+0x5c/0xb0
[  124.178984][   T46]  netif_state_change+0x155/0x340
[  124.179113][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  124.179326][   T46]  ? linkwatch_do_dev+0xae/0xd0
[  124.179451][   T46]  __linkwatch_run_queue+0x34c/0x750
[  124.179582][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[  124.179774][   T46]  linkwatch_event+0x7f/0xb0
[  124.179901][   T46]  ? __linkwatch_run_queue+0x750/0x750
[  124.180021][   T46]  process_one_work+0xdf8/0x1410
[  124.180158][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[  124.180336][   T46]  ? lock_acquire.part.0+0xbc/0x260
[  124.180519][   T46]  worker_thread+0x4f1/0xd60
[  124.180705][   T46]  ? rescuer_thread+0x1320/0x1320
[  124.180864][   T46]  kthread+0x367/0x460
[  124.180956][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  124.181180][   T46]  ? kthread_affine_node+0x330/0x330
[  124.181306][   T46]  ret_from_fork+0x474/0x6b0
[  124.181437][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  124.181629][   T46]  ? __switch_to+0x5a3/0xe00
[  124.181754][   T46]  ? kthread_affine_node+0x330/0x330
[  124.181874][   T46]  ret_from_fork_asm+0x11/0x20
[  124.182050][   T46]  </TASK>
[  124.182157][   T46] irq event stamp: 89219
[  124.182266][   T46] hardirqs last  enabled at (89227): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  124.182520][   T46] hardirqs last disabled at (89234): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  124.182743][   T46] softirqs last  enabled at (88860): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  124.182951][   T46] softirqs last disabled at (88811): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  124.183172][   T46] ---[ end trace 0000000000000000 ]---
[  124.220061][ T1111] prp2: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[  124.220438][ T1111] prp2: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[  124.220789][ T1111] ------------[ cut here ]------------
[  124.220919][ T1111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1111
[  124.221216][ T1111] CPU: 1 UID: 0 PID: 1111 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.221479][ T1111] Tainted: [W]=WARN
[  124.221594][ T1111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.221765][ T1111] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.221952][ T1111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  124.222446][ T1111] RSP: 0018:ffa0000002ac7020 EFLAGS: 00010286
[  124.222680][ T1111] RAX: 00000000ffffffa6 RBX: ff11000015a89000 RCX: 1ff4000000558dca
[  124.222922][ T1111] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a890b8
[  124.223123][ T1111] RBP: ff11000015901000 R08: 1fe2200002b51218 R09: ff11000004d92e58
[  124.223317][ T1111] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[  124.223526][ T1111] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015901ce1
[  124.223726][ T1111] FS:  00007ff09b451840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  124.223953][ T1111] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.224125][ T1111] CR2: 00007ff09b7211a0 CR3: 000000001658f004 CR4: 0000000000771ef0
[  124.224321][ T1111] PKRU: 55555554
[  124.224419][ T1111] Call Trace:
[  124.224520][ T1111]  <TASK>
[  124.224588][ T1111]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  124.224725][ T1111]  rtmsg_ifinfo+0x5c/0xb0
[  124.224823][ T1111]  ? mark_held_locks+0x40/0x70
[  124.224954][ T1111]  __dev_notify_flags+0x1b8/0x280
[  124.225085][ T1111]  ? netif_change_name+0x8c0/0x8c0
[  124.225220][ T1111]  ? __dev_change_flags+0x4a4/0x660
[  124.225350][ T1111]  ? netif_set_allmulti+0x250/0x250
[  124.225478][ T1111]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.225625][ T1111]  ? is_bpf_text_address+0x68/0x110
[  124.225756][ T1111]  netif_change_flags+0xfe/0x190
[  124.225888][ T1111]  do_setlink.isra.0+0x1cc3/0x2750
[  124.226019][ T1111]  ? rtnl_link_get_size+0x350/0x350
[  124.226156][ T1111]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  124.226319][ T1111]  ? rcu_read_lock_any_held+0x3c/0x90
[  124.226448][ T1111]  ? validate_chain+0x38b/0xc20
[  124.226582][ T1111]  ? rcu_read_lock_any_held+0x66/0x90
[  124.226720][ T1111]  ? stack_depot_save_flags+0x367/0x770
[  124.226849][ T1111]  ? __lock_acquire+0x508/0xc10
[  124.226981][ T1111]  ? lock_acquire.part.0+0xbc/0x260
[  124.227113][ T1111]  ? rtnl_newlink+0x883/0xea0
[  124.227244][ T1111]  ? rcu_is_watching+0x15/0xd0
[  124.227372][ T1111]  ? lock_acquire+0x134/0x160
[  124.227500][ T1111]  ? rcu_is_watching+0x15/0xd0
[  124.227645][ T1111]  ? rcu_is_watching+0x15/0xd0
[  124.227775][ T1111]  ? trace_contention_end+0xb3/0x1a0
[  124.227909][ T1111]  ? __mutex_lock+0x1db/0x2010
[  124.228051][ T1111]  ? __mutex_lock+0x9b2/0x2010
[  124.228193][ T1111]  ? rtnl_newlink+0x883/0xea0
[  124.228327][ T1111]  ? ww_mutex_lock+0x160/0x160
[  124.228460][ T1111]  ? __rtnl_newlink+0x3fa/0xa50
[  124.228650][ T1111]  rtnl_newlink+0x8d1/0xea0
[  124.228826][ T1111]  ? lock_acquire.part.0+0xbc/0x260
[  124.229016][ T1111]  ? __rtnl_newlink+0xa50/0xa50
[  124.229311][ T1111]  ? mark_usage+0x61/0x170
[  124.229529][ T1111]  ? lock_acquire.part.0+0xbc/0x260
[  124.229759][ T1111]  ? find_held_lock+0x2b/0x80
[  124.229983][ T1111]  ? __rtnl_newlink+0xa50/0xa50
[  124.230225][ T1111]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.230454][ T1111]  ? __rtnl_newlink+0xa50/0xa50
[  124.230678][ T1111]  rtnetlink_rcv_msg+0x40d/0x9e0
[  124.230896][ T1111]  ? validate_chain+0x38b/0xc20
[  124.231112][ T1111]  ? rtnl_stats_set+0x3f0/0x3f0
[  124.231338][ T1111]  ? __lock_acquire+0x508/0xc10
[  124.231576][ T1111]  ? lock_acquire.part.0+0xbc/0x260
[  124.231801][ T1111]  ? find_held_lock+0x2b/0x80
[  124.232021][ T1111]  netlink_rcv_skb+0x14e/0x3a0
[  124.232250][ T1111]  ? rtnl_stats_set+0x3f0/0x3f0
[  124.232472][ T1111]  ? netlink_ack+0xcd0/0xcd0
[  124.232694][ T1111]  ? netlink_deliver_tap+0xc5/0x330
[  124.232904][ T1111]  ? netlink_deliver_tap+0x13c/0x330
[  124.233125][ T1111]  netlink_unicast+0x486/0x750
[  124.233386][ T1111]  ? netlink_attachskb+0x810/0x810
[  124.233641][ T1111]  ? __lock_acquire+0x508/0xc10
[  124.233887][ T1111]  netlink_sendmsg+0x735/0xc60
[  124.234125][ T1111]  ? netlink_unicast+0x750/0x750
[  124.234357][ T1111]  ? __might_fault+0x97/0x140
[  124.234571][ T1111]  ____sys_sendmsg+0x419/0x850
[  124.234793][ T1111]  ? copy_msghdr_from_user+0x2a0/0x460
[  124.235007][ T1111]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  124.235280][ T1111]  ? move_addr_to_kernel+0x40/0x40
[  124.235496][ T1111]  ? stack_depot_save_flags+0x367/0x770
[  124.235703][ T1111]  ? validate_chain+0x38b/0xc20
[  124.235924][ T1111]  ___sys_sendmsg+0x14e/0x1d0
[  124.236142][ T1111]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  124.236412][ T1111]  ? copy_msghdr_from_user+0x460/0x460
[  124.236645][ T1111]  __sys_sendmsg+0x145/0x1f0
[  124.236858][ T1111]  ? __sys_sendmsg_sock+0x20/0x20
[  124.237069][ T1111]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  124.237361][ T1111]  ? do_raw_spin_unlock+0x59/0x250
[  124.237576][ T1111]  ? rcu_is_watching+0x15/0xd0
[  124.237794][ T1111]  do_syscall_64+0x117/0xfc0
[  124.238002][ T1111]  ? trace_hardirqs_off+0xd/0x30
[  124.238223][ T1111]  ? exc_page_fault+0xee/0x100
[  124.238438][ T1111]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  124.238703][ T1111] RIP: 0033:0x7ff09b68b08e
[  124.238923][ T1111] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  124.239681][ T1111] RSP: 002b:00007ffe7303f3d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.240005][ T1111] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff09b68b08e
[  124.240372][ T1111] RDX: 0000000000000000 RSI: 00007ffe7303f480 RDI: 0000000000000005
[  124.240730][ T1111] RBP: 00007ffe7303f3e0 R08: 0000000000000000 R09: 0000000000000000
[  124.241127][ T1111] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6df
[  124.241467][ T1111] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7303fb50
[  124.241799][ T1111]  </TASK>
[  124.241957][ T1111] irq event stamp: 21887
[  124.242162][ T1111] hardirqs last  enabled at (21897): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  124.242537][ T1111] hardirqs last disabled at (21904): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  124.242905][ T1111] softirqs last  enabled at (21002): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  124.243278][ T1111] softirqs last disabled at (21000): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  124.243646][ T1111] ---[ end trace 0000000000000000 ]---
[  124.244910][ T1111] ------------[ cut here ]------------
[  124.245980][ T1111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1111
[  124.246534][ T1111] CPU: 1 UID: 0 PID: 1111 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.247000][ T1111] Tainted: [W]=WARN
[  124.247180][ T1111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.247463][ T1111] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.247763][ T1111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  124.248620][ T1111] RSP: 0018:ffa0000002ac6da0 EFLAGS: 00010286
[  124.248929][ T1111] RAX: 00000000ffffffa6 RBX: ff11000013ff3700 RCX: 1ff4000000558d7a
[  124.249288][ T1111] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff37b8
[  124.249629][ T1111] RBP: ff11000015901000 R08: 1fe22000027fe6f8 R09: ff11000004d92e58
[  124.249964][ T1111] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  124.250322][ T1111] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  124.250655][ T1111] FS:  00007ff09b451840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  124.251046][ T1111] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.251340][ T1111] CR2: 00007ff09b7211a0 CR3: 000000001658f004 CR4: 0000000000771ef0
[  124.251680][ T1111] PKRU: 55555554
[  124.251850][ T1111] Call Trace:
[  124.252019][ T1111]  <TASK>
[  124.252145][ T1111]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  124.252370][ T1111]  ? notifier_call_chain+0xb0/0x320
[  124.252596][ T1111]  rtmsg_ifinfo+0x5c/0xb0
[  124.252771][ T1111]  netif_state_change+0x155/0x340
[  124.253000][ T1111]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  124.253307][ T1111]  ? print_lock_name+0x4c/0x110
[  124.253534][ T1111]  netif_set_operstate+0xc1/0x100
[  124.253763][ T1111]  ? rtnl_put_cacheinfo+0x250/0x250
[  124.253993][ T1111]  hsr_check_carrier_and_operstate+0x1ec/0x700
[  124.254302][ T1111]  ? hsr_port_get_hsr+0x9c/0x150
[  124.254548][ T1111]  ? packet_notifier+0x1c2/0xbd0
[  124.254790][ T1111]  ? mutex_is_locked+0x1c/0x50
[  124.255015][ T1111]  hsr_netdev_notify+0x387/0xad0
[  124.255266][ T1111]  ? hsr_port_get_hsr+0x150/0x150
[  124.255491][ T1111]  notifier_call_chain+0xb0/0x320
[  124.255723][ T1111]  __dev_notify_flags+0xde/0x280
[  124.255949][ T1111]  ? netif_change_name+0x8c0/0x8c0
[  124.256181][ T1111]  ? netif_set_allmulti+0x250/0x250
[  124.256412][ T1111]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.256640][ T1111]  ? is_bpf_text_address+0x68/0x110
[  124.256870][ T1111]  netif_change_flags+0xfe/0x190
[  124.257091][ T1111]  do_setlink.isra.0+0x1cc3/0x2750
[  124.257334][ T1111]  ? rtnl_link_get_size+0x350/0x350
[  124.257557][ T1111]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  124.257844][ T1111]  ? rcu_read_lock_any_held+0x3c/0x90
[  124.258068][ T1111]  ? validate_chain+0x38b/0xc20
[  124.258304][ T1111]  ? rcu_read_lock_any_held+0x66/0x90
[  124.258527][ T1111]  ? stack_depot_save_flags+0x367/0x770
[  124.258757][ T1111]  ? __lock_acquire+0x508/0xc10
[  124.258984][ T1111]  ? lock_acquire.part.0+0xbc/0x260
[  124.259215][ T1111]  ? rtnl_newlink+0x883/0xea0
[  124.259467][ T1111]  ? rcu_is_watching+0x15/0xd0
[  124.259705][ T1111]  ? lock_acquire+0x134/0x160
[  124.259935][ T1111]  ? rcu_is_watching+0x15/0xd0
[  124.260177][ T1111]  ? rcu_is_watching+0x15/0xd0
[  124.260405][ T1111]  ? trace_contention_end+0xb3/0x1a0
[  124.260632][ T1111]  ? __mutex_lock+0x1db/0x2010
[  124.260853][ T1111]  ? __mutex_lock+0x9b2/0x2010
[  124.261077][ T1111]  ? rtnl_newlink+0x883/0xea0
[  124.261322][ T1111]  ? ww_mutex_lock+0x160/0x160
[  124.261549][ T1111]  ? __rtnl_newlink+0x3fa/0xa50
[  124.261779][ T1111]  rtnl_newlink+0x8d1/0xea0
[  124.262006][ T1111]  ? lock_acquire.part.0+0xbc/0x260
[  124.262237][ T1111]  ? __rtnl_newlink+0xa50/0xa50
[  124.262454][ T1111]  ? mark_usage+0x61/0x170
[  124.262678][ T1111]  ? lock_acquire.part.0+0xbc/0x260
[  124.262896][ T1111]  ? find_held_lock+0x2b/0x80
[  124.263120][ T1111]  ? __rtnl_newlink+0xa50/0xa50
[  124.263344][ T1111]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.263564][ T1111]  ? __rtnl_newlink+0xa50/0xa50
[  124.263785][ T1111]  rtnetlink_rcv_msg+0x40d/0x9e0
[  124.264000][ T1111]  ? validate_chain+0x38b/0xc20
[  124.264232][ T1111]  ? rtnl_stats_set+0x3f0/0x3f0
[  124.264456][ T1111]  ? __lock_acquire+0x508/0xc10
[  124.264680][ T1111]  ? lock_acquire.part.0+0xbc/0x260
[  124.264895][ T1111]  ? find_held_lock+0x2b/0x80
[  124.265123][ T1111]  netlink_rcv_skb+0x14e/0x3a0
[  124.265340][ T1111]  ? rtnl_stats_set+0x3f0/0x3f0
[  124.265555][ T1111]  ? netlink_ack+0xcd0/0xcd0
[  124.265809][ T1111]  ? netlink_deliver_tap+0xc5/0x330
[  124.266028][ T1111]  ? netlink_deliver_tap+0x13c/0x330
[  124.266408][ T1111]  netlink_unicast+0x486/0x750
[  124.266656][ T1111]  ? netlink_attachskb+0x810/0x810
[  124.266880][ T1111]  ? __lock_acquire+0x508/0xc10
[  124.267112][ T1111]  netlink_sendmsg+0x735/0xc60
[  124.267371][ T1111]  ? netlink_unicast+0x750/0x750
[  124.267609][ T1111]  ? __might_fault+0x97/0x140
[  124.267833][ T1111]  ____sys_sendmsg+0x419/0x850
[  124.268054][ T1111]  ? copy_msghdr_from_user+0x2a0/0x460
[  124.268289][ T1111]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  124.268562][ T1111]  ? move_addr_to_kernel+0x40/0x40
[  124.268782][ T1111]  ? stack_depot_save_flags+0x367/0x770
[  124.269039][ T1111]  ? validate_chain+0x38b/0xc20
[  124.269284][ T1111]  ___sys_sendmsg+0x14e/0x1d0
[  124.269506][ T1111]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  124.269784][ T1111]  ? copy_msghdr_from_user+0x460/0x460
[  124.270039][ T1111]  __sys_sendmsg+0x145/0x1f0
[  124.270285][ T1111]  ? __sys_sendmsg_sock+0x20/0x20
[  124.270505][ T1111]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  124.270812][ T1111]  ? do_raw_spin_unlock+0x59/0x250
[  124.271041][ T1111]  ? rcu_is_watching+0x15/0xd0
[  124.271284][ T1111]  do_syscall_64+0x117/0xfc0
[  124.271507][ T1111]  ? trace_hardirqs_off+0xd/0x30
[  124.271734][ T1111]  ? exc_page_fault+0xee/0x100
[  124.271958][ T1111]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  124.272243][ T1111] RIP: 0033:0x7ff09b68b08e
[  124.272473][ T1111] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  124.273303][ T1111] RSP: 002b:00007ffe7303f3d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.273655][ T1111] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff09b68b08e
[  124.273996][ T1111] RDX: 0000000000000000 RSI: 00007ffe7303f480 RDI: 0000000000000005
[  124.274338][ T1111] RBP: 00007ffe7303f3e0 R08: 0000000000000000 R09: 0000000000000000
[  124.274681][ T1111] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6df
[  124.275018][ T1111] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7303fb50
[  124.275375][ T1111]  </TASK>
[  124.275546][ T1111] irq event stamp: 24139
[  124.275721][ T1111] hardirqs last  enabled at (24147): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  124.276117][ T1111] hardirqs last disabled at (24156): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  124.276502][ T1111] softirqs last  enabled at (23848): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  124.276892][ T1111] softirqs last disabled at (23843): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  124.277286][ T1111] ---[ end trace 0000000000000000 ]---
[  124.547090][   T37] ------------[ cut here ]------------
[  124.547403][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u18:0/37
[  124.547835][   T37] CPU: 1 UID: 0 PID: 37 Comm: kworker/u18:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.548374][   T37] Tainted: [W]=WARN
[  124.548539][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.548866][   T37] Workqueue: events_unbound linkwatch_event
[  124.549176][   T37] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.549466][   T37] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  124.550262][   T37] RSP: 0018:ffa000000029f760 EFLAGS: 00010286
[  124.550537][   T37] RAX: 00000000ffffffa6 RBX: ff11000013f28040 RCX: 1ff4000000053eb2
[  124.550859][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f280f8
[  124.551201][   T37] RBP: ff11000015901000 R08: 1fe22000027e5020 R09: ff11000001d90ba8
[  124.551512][   T37] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  124.551831][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  124.552173][   T37] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  124.552563][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.552836][   T37] CR2: 00007f7410789930 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  124.553166][   T37] PKRU: 55555554
[  124.553347][   T37] Call Trace:
[  124.553531][   T37]  <TASK>
[  124.553668][   T37]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  124.553888][   T37]  ? notifier_call_chain+0xb0/0x320
[  124.554139][   T37]  rtmsg_ifinfo+0x5c/0xb0
[  124.554305][   T37]  netif_state_change+0x155/0x340
[  124.554517][   T37]  ? trace_irq_enable.constprop.0+0x30/0x180
[  124.554782][   T37]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  124.555047][   T37]  ? lockdep_hardirqs_on+0x8c/0x130
[  124.555274][   T37]  ? mod_delayed_work_on+0x109/0x120
[  124.555485][   T37]  netif_set_operstate+0xc1/0x100
[  124.555694][   T37]  ? rtnl_put_cacheinfo+0x250/0x250
[  124.555902][   T37]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  124.556175][   T37]  hsr_check_carrier_and_operstate+0x4da/0x700
[  124.556444][   T37]  hsr_netdev_notify+0x387/0xad0
[  124.556660][   T37]  ? unregister_vlan_dev+0x380/0x380
[  124.556873][   T37]  ? hsr_port_get_hsr+0x150/0x150
[  124.557083][   T37]  notifier_call_chain+0xb0/0x320
[  124.557319][   T37]  netif_state_change+0x139/0x340
[  124.557538][   T37]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  124.557866][   T37]  ? linkwatch_do_dev+0xae/0xd0
[  124.558082][   T37]  __linkwatch_run_queue+0x34c/0x750
[  124.558347][   T37]  ? linkwatch_do_dev+0xd0/0xd0
[  124.558643][   T37]  linkwatch_event+0x7f/0xb0
[  124.558920][   T37]  ? __linkwatch_run_queue+0x750/0x750
[  124.559218][   T37]  process_one_work+0xdf8/0x1410
[  124.559547][   T37]  ? pwq_dec_nr_in_flight+0x710/0x710
[  124.559815][   T37]  ? lock_acquire.part.0+0xbc/0x260
[  124.560146][   T37]  worker_thread+0x4f1/0xd60
[  124.560448][   T37]  ? rescuer_thread+0x1320/0x1320
[  124.560762][   T37]  kthread+0x367/0x460
[  124.560995][   T37]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  124.561349][   T37]  ? kthread_affine_node+0x330/0x330
[  124.561624][   T37]  ret_from_fork+0x474/0x6b0
[  124.561845][   T37]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  124.562164][   T37]  ? __switch_to+0x5a3/0xe00
[  124.562396][   T37]  ? kthread_affine_node+0x330/0x330
[  124.562634][   T37]  ret_from_fork_asm+0x11/0x20
[  124.562860][   T37]  </TASK>
[  124.563047][   T37] irq event stamp: 66565
[  124.563220][   T37] hardirqs last  enabled at (66575): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  124.563615][   T37] hardirqs last disabled at (66582): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  124.563979][   T37] softirqs last  enabled at (66264): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  124.564422][   T37] softirqs last disabled at (66259): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  124.564890][   T37] ---[ end trace 0000000000000000 ]---
[  124.565938][   T37] ------------[ cut here ]------------
[  124.566180][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u18:0/37
[  124.566613][   T37] CPU: 1 UID: 0 PID: 37 Comm: kworker/u18:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.567180][   T37] Tainted: [W]=WARN
[  124.567382][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.567696][   T37] Workqueue: events_unbound linkwatch_event
[  124.567954][   T37] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.568265][   T37] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  124.569023][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[  124.569325][   T37] RAX: 00000000ffffffa6 RBX: ff11000013f29000 RCX: 1ff4000000053f02
[  124.569637][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f290b8
[  124.569946][   T37] RBP: ff11000013f79000 R08: 1fe22000027e5218 R09: ff11000001d90ba8
[  124.570304][   T37] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  124.570651][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  124.571000][   T37] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  124.571419][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.571697][   T37] CR2: 00007f7410789930 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  124.571979][   T37] PKRU: 55555554
[  124.572139][   T37] Call Trace:
[  124.572281][   T37]  <TASK>
[  124.572382][   T37]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  124.572610][   T37]  ? notifier_call_chain+0xb0/0x320
[  124.572811][   T37]  rtmsg_ifinfo+0x5c/0xb0
[  124.572984][   T37]  netif_state_change+0x155/0x340
[  124.573236][   T37]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  124.573518][   T37]  ? linkwatch_do_dev+0xae/0xd0
[  124.573748][   T37]  __linkwatch_run_queue+0x34c/0x750
[  124.573948][   T37]  ? linkwatch_do_dev+0xd0/0xd0
[  124.574176][   T37]  linkwatch_event+0x7f/0xb0
[  124.574367][   T37]  ? __linkwatch_run_queue+0x750/0x750
[  124.574559][   T37]  process_one_work+0xdf8/0x1410
[  124.574768][   T37]  ? pwq_dec_nr_in_flight+0x710/0x710
[  124.574954][   T37]  ? lock_acquire.part.0+0xbc/0x260
[  124.575161][   T37]  worker_thread+0x4f1/0xd60
[  124.575357][   T37]  ? rescuer_thread+0x1320/0x1320
[  124.575543][   T37]  kthread+0x367/0x460
[  124.575699][   T37]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  124.575961][   T37]  ? kthread_affine_node+0x330/0x330
[  124.576176][   T37]  ret_from_fork+0x474/0x6b0
[  124.576375][   T37]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  124.576633][   T37]  ? __switch_to+0x5a3/0xe00
[  124.576867][   T37]  ? kthread_affine_node+0x330/0x330
[  124.577068][   T37]  ret_from_fork_asm+0x11/0x20
[  124.577313][   T37]  </TASK>
[  124.577461][   T37] irq event stamp: 67127
[  124.577611][   T37] hardirqs last  enabled at (67135): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  124.577948][   T37] hardirqs last disabled at (67142): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  124.578322][   T37] softirqs last  enabled at (66762): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  124.578688][   T37] softirqs last disabled at (66705): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  124.579062][   T37] ---[ end trace 0000000000000000 ]---
[  124.580013][   T37] ------------[ cut here ]------------
[  124.580270][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u18:0/37
[  124.580687][   T37] CPU: 1 UID: 0 PID: 37 Comm: kworker/u18:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.581970][   T37] Tainted: [W]=WARN
[  124.582224][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.582468][   T37] Workqueue: events_unbound linkwatch_event
[  124.582724][   T37] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.582981][   T37] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  124.583787][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[  124.584033][   T37] RAX: 00000000ffffffa6 RBX: ff11000004cdfa80 RCX: 1ff4000000053f02
[  124.584421][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004cdfb38
[  124.584714][   T37] RBP: ff11000016569000 R08: 1fe220000099bf68 R09: ff11000001d90ba8
[  124.584995][   T37] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  124.585377][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  124.585768][   T37] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  124.586432][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.586722][   T37] CR2: 00007f7410789930 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  124.587014][   T37] PKRU: 55555554
[  124.587266][   T37] Call Trace:
[  124.587431][   T37]  <TASK>
[  124.587537][   T37]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  124.587752][   T37]  ? notifier_call_chain+0xb0/0x320
[  124.587947][   T37]  rtmsg_ifinfo+0x5c/0xb0
[  124.588093][   T37]  netif_state_change+0x155/0x340
[  124.588393][   T37]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  124.588644][   T37]  ? linkwatch_do_dev+0xae/0xd0
[  124.588838][   T37]  __linkwatch_run_queue+0x34c/0x750
[  124.589034][   T37]  ? linkwatch_do_dev+0xd0/0xd0
[  124.589330][   T37]  linkwatch_event+0x7f/0xb0
[  124.589523][   T37]  ? __linkwatch_run_queue+0x750/0x750
[  124.589723][   T37]  process_one_work+0xdf8/0x1410
[  124.589923][   T37]  ? pwq_dec_nr_in_flight+0x710/0x710
[  124.590217][   T37]  ? lock_acquire.part.0+0xbc/0x260
[  124.590467][   T37]  worker_thread+0x4f1/0xd60
[  124.590703][   T37]  ? rescuer_thread+0x1320/0x1320
[  124.590901][   T37]  kthread+0x367/0x460
[  124.591054][   T37]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  124.591400][   T37]  ? kthread_affine_node+0x330/0x330
[  124.591596][   T37]  ret_from_fork+0x474/0x6b0
[  124.591820][   T37]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  124.592093][   T37]  ? __switch_to+0x5a3/0xe00
[  124.592437][   T37]  ? kthread_affine_node+0x330/0x330
[  124.592672][   T37]  ret_from_fork_asm+0x11/0x20
[  124.592903][   T37]  </TASK>
[  124.593046][   T37] irq event stamp: 70041
[  124.593318][   T37] hardirqs last  enabled at (70143): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  124.593710][   T37] hardirqs last disabled at (70150): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  124.594210][   T37] softirqs last  enabled at (70252): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  124.594588][   T37] softirqs last disabled at (70159): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  124.594964][   T37] ---[ end trace 0000000000000000 ]---
[  124.605971][   T37] ------------[ cut here ]------------
[  124.606193][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u18:0/37
[  124.606581][   T37] CPU: 0 UID: 0 PID: 37 Comm: kworker/u18:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.607021][   T37] Tainted: [W]=WARN
[  124.607224][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.607553][   T37] Workqueue: events_unbound linkwatch_event
[  124.607899][   T37] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.608244][   T37] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  124.608923][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[  124.609178][   T37] RAX: 00000000ffffffa6 RBX: ff11000010cd8040 RCX: 1ff4000000053f02
[  124.609466][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010cd80f8
[  124.609747][   T37] RBP: ff11000015901000 R08: 1fe220000219b020 R09: ff11000001d90ba8
[  124.610027][   T37] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  124.610313][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  124.610503][   T37] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  124.610849][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.611106][   T37] CR2: 0000555faa067d5c CR3: 0000000013dce001 CR4: 0000000000771ef0
[  124.611408][   T37] PKRU: 55555554
[  124.611554][   T37] Call Trace:
[  124.611707][   T37]  <TASK>
[  124.611811][   T37]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  124.612009][   T37]  ? notifier_call_chain+0xb0/0x320
[  124.612221][   T37]  rtmsg_ifinfo+0x5c/0xb0
[  124.612329][   T37]  netif_state_change+0x155/0x340
[  124.612452][   T37]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  124.612622][   T37]  ? linkwatch_do_dev+0xae/0xd0
[  124.612747][   T37]  __linkwatch_run_queue+0x34c/0x750
[  124.612868][   T37]  ? linkwatch_do_dev+0xd0/0xd0
[  124.612994][   T37]  linkwatch_event+0x7f/0xb0
[  124.613124][   T37]  ? __linkwatch_run_queue+0x750/0x750
[  124.613254][   T37]  process_one_work+0xdf8/0x1410
[  124.613386][   T37]  ? pwq_dec_nr_in_flight+0x710/0x710
[  124.613508][   T37]  ? lock_acquire.part.0+0xbc/0x260
[  124.613649][   T37]  worker_thread+0x4f1/0xd60
[  124.613806][   T37]  ? rescuer_thread+0x1320/0x1320
[  124.613999][   T37]  kthread+0x367/0x460
[  124.614157][   T37]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  124.614401][   T37]  ? kthread_affine_node+0x330/0x330
[  124.614593][   T37]  ret_from_fork+0x474/0x6b0
[  124.614789][   T37]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  124.615029][   T37]  ? __switch_to+0x5a3/0xe00
[  124.615239][   T37]  ? kthread_affine_node+0x330/0x330
[  124.615437][   T37]  ret_from_fork_asm+0x11/0x20
[  124.615644][   T37]  </TASK>
[  124.615789][   T37] irq event stamp: 77059
[  124.615929][   T37] hardirqs last  enabled at (77067): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  124.616270][   T37] hardirqs last disabled at (77076): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  124.616610][   T37] softirqs last  enabled at (76660): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  124.616949][   T37] softirqs last disabled at (76658): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  124.617304][   T37] ---[ end trace 0000000000000000 ]---
[  131.272836][   T67] ------------[ cut here ]------------
[  131.273059][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.273374][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.273833][   T67] Tainted: [W]=WARN
[  131.273992][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.274268][   T67] Workqueue: netns cleanup_net
[  131.274443][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.274707][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.275239][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[  131.275500][   T67] RAX: 00000000ffffffa6 RBX: ff11000005f68c80 RCX: 1ff4000000090eed
[  131.275749][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f68d38
[  131.275996][   T67] RBP: ff1100000f4c9000 R08: 1fe2200000bed1a8 R09: ff1100000faa0bd0
[  131.276251][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  131.276476][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.276725][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.276982][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.277193][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03005 CR4: 0000000000771ef0
[  131.277431][   T67] PKRU: 55555554
[  131.277579][   T67] Call Trace:
[  131.277769][   T67]  <TASK>
[  131.277881][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  131.278135][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.278335][   T67]  ? queue_rcu_work+0x7c/0xa0
[  131.278531][   T67]  ? ipmr_free_table+0x12e/0x2a0
[  131.278718][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.278886][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  131.279055][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.279265][   T67]  ops_undo_list+0x615/0x8f0
[  131.279437][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.279615][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.279793][   T67]  cleanup_net+0x431/0x890
[  131.279963][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.280141][   T67]  ? process_one_work+0xdb7/0x1410
[  131.280313][   T67]  ? lock_acquire+0x134/0x160
[  131.280477][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.280695][   T67]  process_one_work+0xdf8/0x1410
[  131.280877][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.281047][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.281230][   T67]  worker_thread+0x4f1/0xd60
[  131.281407][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.281583][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.281760][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.281928][   T67]  kthread+0x367/0x460
[  131.282065][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.282285][   T67]  ? kthread_affine_node+0x330/0x330
[  131.282455][   T67]  ret_from_fork+0x474/0x6b0
[  131.282635][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.282855][   T67]  ? __switch_to+0x5a3/0xe00
[  131.283024][   T67]  ? kthread_affine_node+0x330/0x330
[  131.283207][   T67]  ret_from_fork_asm+0x11/0x20
[  131.283383][   T67]  </TASK>
[  131.283521][   T67] irq event stamp: 1953161
[  131.283704][   T67] hardirqs last  enabled at (1953171): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.283960][   T67] hardirqs last disabled at (1953180): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.284229][   T67] softirqs last  enabled at (1952750): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.284539][   T67] softirqs last disabled at (1952743): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.284903][   T67] ---[ end trace 0000000000000000 ]---
[  131.295031][   T67] vethA: left promiscuous mode
[  131.295311][   T67] ------------[ cut here ]------------
[  131.295493][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.295834][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.296242][   T67] Tainted: [W]=WARN
[  131.296390][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.296617][   T67] Workqueue: netns cleanup_net
[  131.296815][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.297037][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.297591][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[  131.297819][   T67] RAX: 00000000ffffffa6 RBX: ff11000005f683c0 RCX: 1ff4000000090eae
[  131.298064][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f68478
[  131.298327][   T67] RBP: ff110000162c4000 R08: 1fe2200000bed090 R09: ff1100000faa0bd0
[  131.298582][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[  131.298842][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005c64a50
[  131.299091][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.299417][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.299647][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.299904][   T67] PKRU: 55555554
[  131.300052][   T67] Call Trace:
[  131.300212][   T67]  <TASK>
[  131.300333][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  131.300522][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  131.300686][   T67]  __dev_notify_flags+0x1b8/0x280
[  131.300871][   T67]  ? netdev_info+0xe2/0x116
[  131.301055][   T67]  ? netdev_notice+0x120/0x120
[  131.301252][   T67]  ? netif_change_name+0x8c0/0x8c0
[  131.301438][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[  131.301673][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  131.301857][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[  131.302044][   T67]  __dev_set_promiscuity+0x194/0x230
[  131.302242][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[  131.302426][   T67]  netif_set_promiscuity+0x4c/0xc0
[  131.302617][   T67]  dev_set_promiscuity+0x9d/0x150
[  131.302809][   T67]  hsr_del_port+0x36d/0x490
[  131.302997][   T67]  hsr_del_ports+0x24/0x80
[  131.303198][   T67]  hsr_dellink+0x5d/0x90
[  131.303352][   T67]  default_device_exit_batch+0x19d/0x600
[  131.303545][   T67]  ? unregister_netdev+0x60/0x60
[  131.303742][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.303932][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.304162][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.304352][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.304546][   T67]  cleanup_net+0x431/0x890
[  131.304744][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.304930][   T67]  ? process_one_work+0xdb7/0x1410
[  131.305133][   T67]  ? lock_acquire+0x134/0x160
[  131.305324][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.305516][   T67]  process_one_work+0xdf8/0x1410
[  131.305756][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.305945][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.306154][   T67]  worker_thread+0x4f1/0xd60
[  131.306347][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.306537][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.306740][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.307018][   T67]  kthread+0x367/0x460
[  131.307187][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.307410][   T67]  ? kthread_affine_node+0x330/0x330
[  131.307608][   T67]  ret_from_fork+0x474/0x6b0
[  131.307806][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.308026][   T67]  ? __switch_to+0x5a3/0xe00
[  131.308235][   T67]  ? kthread_affine_node+0x330/0x330
[  131.308426][   T67]  ret_from_fork_asm+0x11/0x20
[  131.308629][   T67]  </TASK>
[  131.308790][   T67] irq event stamp: 1955143
[  131.309062][   T67] hardirqs last  enabled at (1955153): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.309452][   T67] hardirqs last disabled at (1955164): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.309759][   T67] softirqs last  enabled at (1954500): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.310152][   T67] softirqs last disabled at (1954441): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.310451][   T67] ---[ end trace 0000000000000000 ]---
[  131.310901][   T67] ------------[ cut here ]------------
[  131.311079][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.311417][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.311782][   T67] Tainted: [W]=WARN
[  131.311932][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.312811][   T67] Workqueue: netns cleanup_net
[  131.313115][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.313400][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.313943][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[  131.314207][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e03000 RCX: 1ff4000000090eb2
[  131.314467][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e030b8
[  131.314733][   T67] RBP: ff110000162c4000 R08: 1fe2200002bc0618 R09: ff1100000faa0bd0
[  131.314983][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  131.315248][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  131.315500][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.315840][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.316056][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.316321][   T67] PKRU: 55555554
[  131.316470][   T67] Call Trace:
[  131.316668][   T67]  <TASK>
[  131.316785][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.316969][   T67]  rtnetlink_event+0xe0/0x1f0
[  131.317173][   T67]  notifier_call_chain+0xb0/0x320
[  131.317364][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[  131.317554][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[  131.317779][   T67]  ? find_held_lock+0x2b/0x80
[  131.317963][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[  131.318163][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[  131.318393][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  131.318589][   T67]  ? dev_set_promiscuity+0xa8/0x150
[  131.318777][   T67]  hsr_del_port+0x25a/0x490
[  131.318963][   T67]  hsr_del_ports+0x24/0x80
[  131.319153][   T67]  hsr_dellink+0x5d/0x90
[  131.319304][   T67]  default_device_exit_batch+0x19d/0x600
[  131.319489][   T67]  ? unregister_netdev+0x60/0x60
[  131.319689][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.319874][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.320057][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.320251][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.320438][   T67]  cleanup_net+0x431/0x890
[  131.320632][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.320836][   T67]  ? process_one_work+0xdb7/0x1410
[  131.321024][   T67]  ? lock_acquire+0x134/0x160
[  131.321217][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.321432][   T67]  process_one_work+0xdf8/0x1410
[  131.321630][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.321823][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.322010][   T67]  worker_thread+0x4f1/0xd60
[  131.322298][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.322480][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.322681][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.322951][   T67]  kthread+0x367/0x460
[  131.323116][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.323422][   T67]  ? kthread_affine_node+0x330/0x330
[  131.323621][   T67]  ret_from_fork+0x474/0x6b0
[  131.323813][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.324031][   T67]  ? __switch_to+0x5a3/0xe00
[  131.324230][   T67]  ? kthread_affine_node+0x330/0x330
[  131.324414][   T67]  ret_from_fork_asm+0x11/0x20
[  131.324614][   T67]  </TASK>
[  131.324856][   T67] irq event stamp: 1957197
[  131.325037][   T67] hardirqs last  enabled at (1957207): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.325524][   T67] hardirqs last disabled at (1957218): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.325849][   T67] softirqs last  enabled at (1956626): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.326146][   T67] softirqs last disabled at (1956527): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.326432][   T67] ---[ end trace 0000000000000000 ]---
[  131.326860][   T67] vethB: left promiscuous mode
[  131.328161][   T67] ------------[ cut here ]------------
[  131.328350][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.328686][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.329040][   T67] Tainted: [W]=WARN
[  131.329205][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.329425][   T67] Workqueue: netns cleanup_net
[  131.329627][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.329870][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.330422][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[  131.330655][   T67] RAX: 00000000ffffffa6 RBX: ff110000158cfc40 RCX: 1ff4000000090eae
[  131.330917][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158cfcf8
[  131.331183][   T67] RBP: ff110000075a1000 R08: 1fe2200002b19fa0 R09: ff1100000faa0bd0
[  131.331437][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[  131.331709][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005c64450
[  131.331963][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.332327][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.332593][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.332855][   T67] PKRU: 55555554
[  131.333006][   T67] Call Trace:
[  131.333169][   T67]  <TASK>
[  131.333291][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  131.333483][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  131.333646][   T67]  __dev_notify_flags+0x1b8/0x280
[  131.333840][   T67]  ? netdev_info+0xe2/0x116
[  131.334028][   T67]  ? netdev_notice+0x120/0x120
[  131.334229][   T67]  ? netif_change_name+0x8c0/0x8c0
[  131.334426][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[  131.334657][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  131.334853][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[  131.335040][   T67]  __dev_set_promiscuity+0x194/0x230
[  131.335241][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[  131.335430][   T67]  netif_set_promiscuity+0x4c/0xc0
[  131.335630][   T67]  dev_set_promiscuity+0x9d/0x150
[  131.335825][   T67]  hsr_del_port+0x36d/0x490
[  131.336011][   T67]  hsr_del_ports+0x3e/0x80
[  131.336211][   T67]  hsr_dellink+0x5d/0x90
[  131.336364][   T67]  default_device_exit_batch+0x19d/0x600
[  131.336560][   T67]  ? unregister_netdev+0x60/0x60
[  131.336755][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.336945][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.337147][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.337333][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.337528][   T67]  cleanup_net+0x431/0x890
[  131.337725][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.337907][   T67]  ? process_one_work+0xdb7/0x1410
[  131.338111][   T67]  ? lock_acquire+0x134/0x160
[  131.338298][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.338486][   T67]  process_one_work+0xdf8/0x1410
[  131.338690][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.338873][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.339062][   T67]  worker_thread+0x4f1/0xd60
[  131.339258][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.339452][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.339646][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.339837][   T67]  kthread+0x367/0x460
[  131.339987][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.340215][   T67]  ? kthread_affine_node+0x330/0x330
[  131.340396][   T67]  ret_from_fork+0x474/0x6b0
[  131.340589][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.340809][   T67]  ? __switch_to+0x5a3/0xe00
[  131.340992][   T67]  ? kthread_affine_node+0x330/0x330
[  131.341184][   T67]  ret_from_fork_asm+0x11/0x20
[  131.341372][   T67]  </TASK>
[  131.341519][   T67] irq event stamp: 1959089
[  131.341714][   T67] hardirqs last  enabled at (1959099): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.341993][   T67] hardirqs last disabled at (1959108): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.342294][   T67] softirqs last  enabled at (1958596): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.342583][   T67] softirqs last disabled at (1958529): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.342871][   T67] ---[ end trace 0000000000000000 ]---
[  131.343219][   T67] ------------[ cut here ]------------
[  131.343391][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.343710][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.344051][   T67] Tainted: [W]=WARN
[  131.344744][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.345009][   T67] Workqueue: netns cleanup_net
[  131.345260][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.345544][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.346130][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[  131.346399][   T67] RAX: 00000000ffffffa6 RBX: ff110000158cfe00 RCX: 1ff4000000090eb2
[  131.346709][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158cfeb8
[  131.347000][   T67] RBP: ff110000075a1000 R08: 1fe2200002b19fd8 R09: ff1100000faa0bd0
[  131.347306][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  131.347604][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  131.347910][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.348249][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.348511][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.348820][   T67] PKRU: 55555554
[  131.349019][   T67] Call Trace:
[  131.349228][   T67]  <TASK>
[  131.349394][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.349635][   T67]  rtnetlink_event+0xe0/0x1f0
[  131.349876][   T67]  notifier_call_chain+0xb0/0x320
[  131.350124][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[  131.350349][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[  131.350565][   T67]  ? find_held_lock+0x2b/0x80
[  131.350758][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[  131.350936][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[  131.351159][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  131.351337][   T67]  ? dev_set_promiscuity+0xa8/0x150
[  131.351516][   T67]  hsr_del_port+0x25a/0x490
[  131.351711][   T67]  hsr_del_ports+0x3e/0x80
[  131.351891][   T67]  hsr_dellink+0x5d/0x90
[  131.352041][   T67]  default_device_exit_batch+0x19d/0x600
[  131.352233][   T67]  ? unregister_netdev+0x60/0x60
[  131.352411][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.352600][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.352788][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.352964][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.353153][   T67]  cleanup_net+0x431/0x890
[  131.353337][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.353514][   T67]  ? process_one_work+0xdb7/0x1410
[  131.353708][   T67]  ? lock_acquire+0x134/0x160
[  131.353886][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.354066][   T67]  process_one_work+0xdf8/0x1410
[  131.354258][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.354436][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.354630][   T67]  worker_thread+0x4f1/0xd60
[  131.354822][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.354999][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.355194][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.355372][   T67]  kthread+0x367/0x460
[  131.355521][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.355740][   T67]  ? kthread_affine_node+0x330/0x330
[  131.355917][   T67]  ret_from_fork+0x474/0x6b0
[  131.356112][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.356322][   T67]  ? __switch_to+0x5a3/0xe00
[  131.356500][   T67]  ? kthread_affine_node+0x330/0x330
[  131.356692][   T67]  ret_from_fork_asm+0x11/0x20
[  131.356876][   T67]  </TASK>
[  131.357019][   T67] irq event stamp: 1962671
[  131.357207][   T67] hardirqs last  enabled at (1962683): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.357481][   T67] hardirqs last disabled at (1962692): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.357769][   T67] softirqs last  enabled at (1962296): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.358040][   T67] softirqs last disabled at (1962215): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.358324][   T67] ---[ end trace 0000000000000000 ]---
[  131.366222][   T67] ------------[ cut here ]------------
[  131.366399][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.366708][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.367045][   T67] Tainted: [W]=WARN
[  131.367204][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.367410][   T67] Workqueue: netns cleanup_net
[  131.367602][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.367831][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.368338][   T67] RSP: 0018:ffa0000000487840 EFLAGS: 00010286
[  131.368550][   T67] RAX: 00000000ffffffa6 RBX: ff110000158cfa80 RCX: 1ff4000000090ece
[  131.368794][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158cfb38
[  131.369030][   T67] RBP: ff110000075a1000 R08: 1fe2200002b19f68 R09: ff1100000faa0bd0
[  131.369276][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  131.369513][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  131.369766][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.370035][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.370256][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.370494][   T67] PKRU: 55555554
[  131.370643][   T67] Call Trace:
[  131.370794][   T67]  <TASK>
[  131.370907][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.371082][   T67]  rtnetlink_event+0xe0/0x1f0
[  131.371274][   T67]  notifier_call_chain+0xb0/0x320
[  131.371450][   T67]  call_netdevice_notifiers+0x70/0xa0
[  131.371635][   T67]  ? __dev_open+0x610/0x610
[  131.371821][   T67]  hsr_del_port+0x33f/0x490
[  131.371999][   T67]  hsr_del_ports+0x3e/0x80
[  131.372188][   T67]  hsr_dellink+0x5d/0x90
[  131.372334][   T67]  default_device_exit_batch+0x19d/0x600
[  131.372514][   T67]  ? unregister_netdev+0x60/0x60
[  131.372706][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.372884][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.373063][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.373253][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.373440][   T67]  cleanup_net+0x431/0x890
[  131.373636][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.373824][   T67]  ? process_one_work+0xdb7/0x1410
[  131.374004][   T67]  ? lock_acquire+0x134/0x160
[  131.374192][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.374371][   T67]  process_one_work+0xdf8/0x1410
[  131.374558][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.374740][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.374920][   T67]  worker_thread+0x4f1/0xd60
[  131.375114][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.375291][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.375468][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.375655][   T67]  kthread+0x367/0x460
[  131.375810][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.376018][   T67]  ? kthread_affine_node+0x330/0x330
[  131.376208][   T67]  ret_from_fork+0x474/0x6b0
[  131.376387][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.376605][   T67]  ? __switch_to+0x5a3/0xe00
[  131.376790][   T67]  ? kthread_affine_node+0x330/0x330
[  131.376966][   T67]  ret_from_fork_asm+0x11/0x20
[  131.377158][   T67]  </TASK>
[  131.377299][   T67] irq event stamp: 1970131
[  131.377471][   T67] hardirqs last  enabled at (1970141): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.377761][   T67] hardirqs last disabled at (1970150): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.378029][   T67] softirqs last  enabled at (1969682): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.378313][   T67] softirqs last disabled at (1970169): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.378593][   T67] ---[ end trace 0000000000000000 ]---
[  131.385155][   T67] ------------[ cut here ]------------
[  131.385329][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.385629][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.385960][   T67] Tainted: [W]=WARN
[  131.386115][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.386323][   T67] Workqueue: netns cleanup_net
[  131.386501][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.386736][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.387231][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  131.387435][   T67] RAX: 00000000ffffffa6 RBX: ff110000158cf700 RCX: 1ff4000000090eaf
[  131.387682][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158cf7b8
[  131.387912][   T67] RBP: ff11000016014000 R08: 1fe2200002b19ef8 R09: ff1100000faa0bd0
[  131.388157][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  131.388390][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075a1000
[  131.388634][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.388903][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.389120][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.389355][   T67] PKRU: 55555554
[  131.389493][   T67] Call Trace:
[  131.389642][   T67]  <TASK>
[  131.389760][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  131.389935][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  131.390077][   T67]  netif_close_many+0x2ac/0x640
[  131.390263][   T67]  ? __dev_close_many+0x530/0x530
[  131.390435][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  131.390649][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  131.390866][   T67]  ? mark_held_locks+0x40/0x70
[  131.391038][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.391224][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.391425][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.391608][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.391789][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  131.391991][   T67]  ? unregister_netdevice_many+0x20/0x20
[  131.392182][   T67]  default_device_exit_batch+0x38b/0x600
[  131.392358][   T67]  ? unregister_netdev+0x60/0x60
[  131.392534][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.392720][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.392893][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.393062][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.393248][   T67]  cleanup_net+0x431/0x890
[  131.393424][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.393604][   T67]  ? process_one_work+0xdb7/0x1410
[  131.393789][   T67]  ? lock_acquire+0x134/0x160
[  131.393962][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.394150][   T67]  process_one_work+0xdf8/0x1410
[  131.394326][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.394498][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.394695][   T67]  worker_thread+0x4f1/0xd60
[  131.394869][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.395041][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.395228][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.395401][   T67]  kthread+0x367/0x460
[  131.395546][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.395759][   T67]  ? kthread_affine_node+0x330/0x330
[  131.395931][   T67]  ret_from_fork+0x474/0x6b0
[  131.396118][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.396320][   T67]  ? __switch_to+0x5a3/0xe00
[  131.396492][   T67]  ? kthread_affine_node+0x330/0x330
[  131.396678][   T67]  ret_from_fork_asm+0x11/0x20
[  131.396856][   T67]  </TASK>
[  131.396994][   T67] irq event stamp: 1978349
[  131.397175][   T67] hardirqs last  enabled at (1978361): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.397438][   T67] hardirqs last disabled at (1978370): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.397718][   T67] softirqs last  enabled at (1977850): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.397981][   T67] softirqs last disabled at (1977831): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.398255][   T67] ---[ end trace 0000000000000000 ]---
[  131.399239][   T67] ------------[ cut here ]------------
[  131.399404][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.399709][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.400036][   T67] Tainted: [W]=WARN
[  131.400206][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.400411][   T67] Workqueue: netns cleanup_net
[  131.400598][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.400813][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.401315][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  131.401522][   T67] RAX: 00000000ffffffa6 RBX: ff11000004cdec80 RCX: 1ff4000000090eaf
[  131.401769][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004cded38
[  131.401997][   T67] RBP: ff110000075a1000 R08: 1fe220000099bda8 R09: ff1100000faa0bd0
[  131.402238][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  131.402472][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016569000
[  131.402724][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.402986][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.403201][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.403436][   T67] PKRU: 55555554
[  131.403584][   T67] Call Trace:
[  131.403732][   T67]  <TASK>
[  131.403842][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  131.404015][   T67]  ? notifier_call_chain+0xb0/0x320
[  131.404200][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  131.404344][   T67]  netif_close_many+0x2ac/0x640
[  131.404520][   T67]  ? __dev_close_many+0x530/0x530
[  131.404709][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  131.404912][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  131.405128][   T67]  ? mark_held_locks+0x40/0x70
[  131.405299][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.405470][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.405693][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.405866][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.406040][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  131.406256][   T67]  ? unregister_netdevice_many+0x20/0x20
[  131.406431][   T67]  default_device_exit_batch+0x38b/0x600
[  131.406615][   T67]  ? unregister_netdev+0x60/0x60
[  131.406796][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.406969][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.407151][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.407329][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.407503][   T67]  cleanup_net+0x431/0x890
[  131.407690][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.407861][   T67]  ? process_one_work+0xdb7/0x1410
[  131.408033][   T67]  ? lock_acquire+0x134/0x160
[  131.408215][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.408389][   T67]  process_one_work+0xdf8/0x1410
[  131.408572][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.408755][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.408930][   T67]  worker_thread+0x4f1/0xd60
[  131.409117][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.409288][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.409461][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.409644][   T67]  kthread+0x367/0x460
[  131.409794][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.409999][   T67]  ? kthread_affine_node+0x330/0x330
[  131.410180][   T67]  ret_from_fork+0x474/0x6b0
[  131.410353][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.410561][   T67]  ? __switch_to+0x5a3/0xe00
[  131.410740][   T67]  ? kthread_affine_node+0x330/0x330
[  131.410913][   T67]  ret_from_fork_asm+0x11/0x20
[  131.411090][   T67]  </TASK>
[  131.411247][   T67] irq event stamp: 1980981
[  131.411416][   T67] hardirqs last  enabled at (1980991): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.411695][   T67] hardirqs last disabled at (1981000): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.411955][   T67] softirqs last  enabled at (1980422): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.412230][   T67] softirqs last disabled at (1980415): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.412491][   T67] ---[ end trace 0000000000000000 ]---
[  131.413373][   T67] ------------[ cut here ]------------
[  131.413542][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.413848][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.414195][   T67] Tainted: [W]=WARN
[  131.414335][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.414541][   T67] Workqueue: netns cleanup_net
[  131.414727][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.414934][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.415430][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  131.415641][   T67] RAX: 00000000ffffffa6 RBX: ff11000004cde3c0 RCX: 1ff4000000090eaf
[  131.415881][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004cde478
[  131.416127][   T67] RBP: ff11000016569000 R08: 1fe220000099bc90 R09: ff1100000faa0bd0
[  131.416355][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  131.416594][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000162c4000
[  131.416831][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.417091][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.417308][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.417543][   T67] PKRU: 55555554
[  131.417690][   T67] Call Trace:
[  131.417829][   T67]  <TASK>
[  131.417938][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  131.418125][   T67]  ? notifier_call_chain+0xb0/0x320
[  131.418295][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  131.418440][   T67]  netif_close_many+0x2ac/0x640
[  131.418625][   T67]  ? __dev_close_many+0x530/0x530
[  131.418802][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  131.419003][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  131.419221][   T67]  ? mark_held_locks+0x40/0x70
[  131.419389][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.419569][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.419781][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.419951][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.420132][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  131.420333][   T67]  ? unregister_netdevice_many+0x20/0x20
[  131.420505][   T67]  default_device_exit_batch+0x38b/0x600
[  131.420695][   T67]  ? unregister_netdev+0x60/0x60
[  131.420867][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.421043][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.421232][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.421400][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.421586][   T67]  cleanup_net+0x431/0x890
[  131.421766][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.421937][   T67]  ? process_one_work+0xdb7/0x1410
[  131.422123][   T67]  ? lock_acquire+0x134/0x160
[  131.422297][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.422469][   T67]  process_one_work+0xdf8/0x1410
[  131.422655][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.422833][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.423008][   T67]  worker_thread+0x4f1/0xd60
[  131.423195][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.423366][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.423542][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.423725][   T67]  kthread+0x367/0x460
[  131.423866][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.424071][   T67]  ? kthread_affine_node+0x330/0x330
[  131.424257][   T67]  ret_from_fork+0x474/0x6b0
[  131.424430][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.424642][   T67]  ? __switch_to+0x5a3/0xe00
[  131.424824][   T67]  ? kthread_affine_node+0x330/0x330
[  131.425001][   T67]  ret_from_fork_asm+0x11/0x20
[  131.425191][   T67]  </TASK>
[  131.425329][   T67] irq event stamp: 1983253
[  131.425495][   T67] hardirqs last  enabled at (1983263): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.425766][   T67] hardirqs last disabled at (1983272): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.426024][   T67] softirqs last  enabled at (1982694): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.426298][   T67] softirqs last disabled at (1982687): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.426566][   T67] ---[ end trace 0000000000000000 ]---
[  131.427765][   T67] ------------[ cut here ]------------
[  131.427938][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.428779][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.429197][   T67] Tainted: [W]=WARN
[  131.429397][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.429692][   T67] Workqueue: netns cleanup_net
[  131.429932][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.430225][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.430815][   T67] RSP: 0018:ffa00000004874d0 EFLAGS: 00010286
[  131.431081][   T67] RAX: 00000000ffffffa6 RBX: ff110000051d4ac0 RCX: 1ff4000000090e60
[  131.431393][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051d4b78
[  131.431708][   T67] RBP: ff11000015901000 R08: 1fe2200000a3a970 R09: ff1100000faa0bd0
[  131.432002][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  131.432314][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  131.432627][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.432963][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.433239][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.433545][   T67] PKRU: 55555554
[  131.433750][   T67] Call Trace:
[  131.433950][   T67]  <TASK>
[  131.434134][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  131.434373][   T67]  ? notifier_call_chain+0xb0/0x320
[  131.434614][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  131.434829][   T67]  netif_state_change+0x155/0x340
[  131.435064][   T67]  ? ref_tracker_dir_print+0x100/0x100
[  131.435473][   T67]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  131.435835][   T67]  ? netif_close_many+0x2c9/0x640
[  131.436052][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.436250][   T67]  netif_set_operstate+0xc1/0x100
[  131.436431][   T67]  ? rtnl_put_cacheinfo+0x250/0x250
[  131.436624][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  131.436808][   T67]  ? queue_delayed_work_on+0x95/0x100
[  131.436989][   T67]  hsr_check_carrier_and_operstate+0x1ec/0x700
[  131.437215][   T67]  hsr_netdev_notify+0x387/0xad0
[  131.437395][   T67]  ? unregister_vlan_dev+0x380/0x380
[  131.437593][   T67]  ? hsr_port_get_hsr+0x150/0x150
[  131.437788][   T67]  notifier_call_chain+0xb0/0x320
[  131.437973][   T67]  netif_close_many+0x2c9/0x640
[  131.438168][   T67]  ? __dev_close_many+0x530/0x530
[  131.438349][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  131.438572][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  131.438797][   T67]  ? mark_held_locks+0x40/0x70
[  131.438982][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.439177][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.439387][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.439576][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.439765][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  131.439982][   T67]  ? unregister_netdevice_many+0x20/0x20
[  131.440178][   T67]  default_device_exit_batch+0x38b/0x600
[  131.440363][   T67]  ? unregister_netdev+0x60/0x60
[  131.440547][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.440740][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.440922][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.441112][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.441294][   T67]  cleanup_net+0x431/0x890
[  131.441474][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.441675][   T67]  ? process_one_work+0xdb7/0x1410
[  131.441857][   T67]  ? lock_acquire+0x134/0x160
[  131.442039][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.442235][   T67]  process_one_work+0xdf8/0x1410
[  131.442418][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.442609][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.442803][   T67]  worker_thread+0x4f1/0xd60
[  131.442988][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.443182][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.443362][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.443547][   T67]  kthread+0x367/0x460
[  131.443704][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.443918][   T67]  ? kthread_affine_node+0x330/0x330
[  131.444111][   T67]  ret_from_fork+0x474/0x6b0
[  131.444292][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.444506][   T67]  ? __switch_to+0x5a3/0xe00
[  131.444704][   T67]  ? kthread_affine_node+0x330/0x330
[  131.444885][   T67]  ret_from_fork_asm+0x11/0x20
[  131.445068][   T67]  </TASK>
[  131.445223][   T67] irq event stamp: 1989639
[  131.445399][   T67] hardirqs last  enabled at (1989649): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.445693][   T67] hardirqs last disabled at (1989658): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.445971][   T67] softirqs last  enabled at (1989136): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.446270][   T67] softirqs last disabled at (1989079): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.446551][   T67] ---[ end trace 0000000000000000 ]---
[  131.446841][   T67] ------------[ cut here ]------------
[  131.447008][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.447316][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.447648][   T67] Tainted: [W]=WARN
[  131.447797][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.448000][   T67] Workqueue: netns cleanup_net
[  131.448698][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.448970][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.449519][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  131.449787][   T67] RAX: 00000000ffffffa6 RBX: ff110000051d51c0 RCX: 1ff4000000090eaf
[  131.450064][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051d5278
[  131.450355][   T67] RBP: ff110000162c4000 R08: 1fe2200000a3aa50 R09: ff1100000faa0bd0
[  131.450643][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  131.450932][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013f79000
[  131.451227][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.451546][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.451805][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.452085][   T67] PKRU: 55555554
[  131.452287][   T67] Call Trace:
[  131.452471][   T67]  <TASK>
[  131.452638][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  131.452869][   T67]  ? notifier_call_chain+0xb0/0x320
[  131.453088][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  131.453344][   T67]  netif_close_many+0x2ac/0x640
[  131.453578][   T67]  ? __dev_close_many+0x530/0x530
[  131.453806][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  131.454061][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  131.454323][   T67]  ? mark_held_locks+0x40/0x70
[  131.454575][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.454842][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.455091][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.455367][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.455594][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  131.455856][   T67]  ? unregister_netdevice_many+0x20/0x20
[  131.456078][   T67]  default_device_exit_batch+0x38b/0x600
[  131.456312][   T67]  ? unregister_netdev+0x60/0x60
[  131.456546][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.456775][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.456999][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.457227][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.457451][   T67]  cleanup_net+0x431/0x890
[  131.457687][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.457907][   T67]  ? process_one_work+0xdb7/0x1410
[  131.458142][   T67]  ? lock_acquire+0x134/0x160
[  131.458362][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.458589][   T67]  process_one_work+0xdf8/0x1410
[  131.458818][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.459037][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.459275][   T67]  worker_thread+0x4f1/0xd60
[  131.459495][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.459731][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.459955][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.460193][   T67]  kthread+0x367/0x460
[  131.460384][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.460648][   T67]  ? kthread_affine_node+0x330/0x330
[  131.460881][   T67]  ret_from_fork+0x474/0x6b0
[  131.461114][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.461365][   T67]  ? __switch_to+0x5a3/0xe00
[  131.461595][   T67]  ? kthread_affine_node+0x330/0x330
[  131.461823][   T67]  ret_from_fork_asm+0x11/0x20
[  131.462071][   T67]  </TASK>
[  131.462292][   T67] irq event stamp: 1996865
[  131.462468][   T67] hardirqs last  enabled at (1996893): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.462751][   T67] hardirqs last disabled at (1996902): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.463012][   T67] softirqs last  enabled at (1996890): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.463283][   T67] softirqs last disabled at (1996873): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.463555][   T67] ---[ end trace 0000000000000000 ]---
[  131.464418][   T67] ------------[ cut here ]------------
[  131.464623][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.464920][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.465766][   T67] Tainted: [W]=WARN
[  131.465968][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.466247][   T67] Workqueue: netns cleanup_net
[  131.466475][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.466753][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.467305][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  131.467578][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e031c0 RCX: 1ff4000000090eaf
[  131.467890][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e03278
[  131.468184][   T67] RBP: ff11000013f79000 R08: 1fe2200002bc0650 R09: ff1100000faa0bd0
[  131.468467][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  131.468763][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd34000
[  131.469046][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.469369][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.469635][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.469927][   T67] PKRU: 55555554
[  131.470127][   T67] Call Trace:
[  131.470316][   T67]  <TASK>
[  131.470476][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  131.470719][   T67]  ? notifier_call_chain+0xb0/0x320
[  131.470942][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  131.471150][   T67]  netif_close_many+0x2ac/0x640
[  131.471378][   T67]  ? __dev_close_many+0x530/0x530
[  131.471607][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  131.471873][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  131.472142][   T67]  ? mark_held_locks+0x40/0x70
[  131.472362][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.472590][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.472849][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.473074][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.473308][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  131.473572][   T67]  ? unregister_netdevice_many+0x20/0x20
[  131.473805][   T67]  default_device_exit_batch+0x38b/0x600
[  131.474033][   T67]  ? unregister_netdev+0x60/0x60
[  131.474237][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.474409][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.474599][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.474780][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.474957][   T67]  cleanup_net+0x431/0x890
[  131.475146][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.475317][   T67]  ? process_one_work+0xdb7/0x1410
[  131.475490][   T67]  ? lock_acquire+0x134/0x160
[  131.475676][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.475853][   T67]  process_one_work+0xdf8/0x1410
[  131.476031][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.476214][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.476391][   T67]  worker_thread+0x4f1/0xd60
[  131.476575][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.476759][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.476935][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.477121][   T67]  kthread+0x367/0x460
[  131.477267][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.477470][   T67]  ? kthread_affine_node+0x330/0x330
[  131.477658][   T67]  ret_from_fork+0x474/0x6b0
[  131.477840][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.478046][   T67]  ? __switch_to+0x5a3/0xe00
[  131.478233][   T67]  ? kthread_affine_node+0x330/0x330
[  131.478426][   T67]  ret_from_fork_asm+0x11/0x20
[  131.478615][   T67]  </TASK>
[  131.478764][   T67] irq event stamp: 2003345
[  131.478937][   T67] hardirqs last  enabled at (2003355): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.479208][   T67] hardirqs last disabled at (2003366): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.479470][   T67] softirqs last  enabled at (2003084): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.479754][   T67] softirqs last disabled at (2003047): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.480016][   T67] ---[ end trace 0000000000000000 ]---
[  131.489232][   T67] ------------[ cut here ]------------
[  131.489426][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.489733][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.490058][   T67] Tainted: [W]=WARN
[  131.490214][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.490415][   T67] Workqueue: netns cleanup_net
[  131.490601][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.490814][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.491314][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  131.491517][   T67] RAX: 00000000ffffffa6 RBX: ff11000004e9d000 RCX: 1ff4000000090eaf
[  131.491764][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e9d0b8
[  131.491995][   T67] RBP: ff1100000fd34000 R08: 1fe22000009d3a18 R09: ff1100000faa0bd0
[  131.492273][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  131.492505][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[  131.492759][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.493024][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.493244][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.493478][   T67] PKRU: 55555554
[  131.493629][   T67] Call Trace:
[  131.493772][   T67]  <TASK>
[  131.493882][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  131.494054][   T67]  ? notifier_call_chain+0xb0/0x320
[  131.494241][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  131.494384][   T67]  netif_close_many+0x2ac/0x640
[  131.494565][   T67]  ? __dev_close_many+0x530/0x530
[  131.494749][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  131.494951][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  131.495166][   T67]  ? mark_held_locks+0x40/0x70
[  131.495336][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.495511][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.495730][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.495902][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.496074][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  131.496290][   T67]  ? unregister_netdevice_many+0x20/0x20
[  131.496465][   T67]  default_device_exit_batch+0x38b/0x600
[  131.496649][   T67]  ? unregister_netdev+0x60/0x60
[  131.496831][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.497007][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.497193][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.497362][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.497542][   T67]  cleanup_net+0x431/0x890
[  131.497723][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.497893][   T67]  ? process_one_work+0xdb7/0x1410
[  131.498066][   T67]  ? lock_acquire+0x134/0x160
[  131.498250][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.498424][   T67]  process_one_work+0xdf8/0x1410
[  131.498609][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.498790][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.498965][   T67]  worker_thread+0x4f1/0xd60
[  131.499151][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.499325][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.499501][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.499688][   T67]  kthread+0x367/0x460
[  131.499831][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.500034][   T67]  ? kthread_affine_node+0x330/0x330
[  131.500220][   T67]  ret_from_fork+0x474/0x6b0
[  131.500395][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.500609][   T67]  ? __switch_to+0x5a3/0xe00
[  131.500794][   T67]  ? kthread_affine_node+0x330/0x330
[  131.500968][   T67]  ret_from_fork_asm+0x11/0x20
[  131.501155][   T67]  </TASK>
[  131.501294][   T67] irq event stamp: 2014311
[  131.501464][   T67] hardirqs last  enabled at (2014321): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.501747][   T67] hardirqs last disabled at (2014330): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.502014][   T67] softirqs last  enabled at (2013800): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.502289][   T67] softirqs last disabled at (2013741): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.502559][   T67] ---[ end trace 0000000000000000 ]---
[  131.503592][   T67] ------------[ cut here ]------------
[  131.503762][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.504041][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.504562][   T67] Tainted: [W]=WARN
[  131.504705][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.504902][   T67] Workqueue: netns cleanup_net
[  131.505077][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.505297][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.505784][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  131.505981][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ff2200 RCX: 1ff4000000090ed5
[  131.506222][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff22b8
[  131.506446][   T67] RBP: ff11000016014000 R08: 1fe22000027fe458 R09: ff1100000faa0bd0
[  131.506687][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  131.506946][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.507237][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.507560][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.507767][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.507992][   T67] PKRU: 55555554
[  131.508141][   T67] Call Trace:
[  131.508279][   T67]  <TASK>
[  131.508387][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  131.508599][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.508803][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.508971][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.509150][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  131.509350][   T67]  default_device_exit_batch+0x38b/0x600
[  131.509521][   T67]  ? unregister_netdev+0x60/0x60
[  131.509708][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.509877][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.510046][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.510249][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.510454][   T67]  cleanup_net+0x431/0x890
[  131.510673][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.510839][   T67]  ? process_one_work+0xdb7/0x1410
[  131.511014][   T67]  ? lock_acquire+0x134/0x160
[  131.511195][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.511364][   T67]  process_one_work+0xdf8/0x1410
[  131.511540][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.511716][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.511887][   T67]  worker_thread+0x4f1/0xd60
[  131.512056][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.512240][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.512410][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.512589][   T67]  kthread+0x367/0x460
[  131.512736][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.512930][   T67]  ? kthread_affine_node+0x330/0x330
[  131.513112][   T67]  ret_from_fork+0x474/0x6b0
[  131.513280][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.513478][   T67]  ? __switch_to+0x5a3/0xe00
[  131.513654][   T67]  ? kthread_affine_node+0x330/0x330
[  131.513829][   T67]  ret_from_fork_asm+0x11/0x20
[  131.513999][   T67]  </TASK>
[  131.514147][   T67] irq event stamp: 2018327
[  131.514317][   T67] hardirqs last  enabled at (2018337): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.514582][   T67] hardirqs last disabled at (2018346): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.514847][   T67] softirqs last  enabled at (2017802): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.515147][   T67] softirqs last disabled at (2017453): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.515407][   T67] ---[ end trace 0000000000000000 ]---
[  131.518760][   T67] ------------[ cut here ]------------
[  131.518990][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.519332][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.519689][   T67] Tainted: [W]=WARN
[  131.519826][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.520053][   T67] Workqueue: netns cleanup_net
[  131.520264][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.520472][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.520966][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  131.521325][   T67] RAX: 00000000ffffffa6 RBX: ff11000013f29000 RCX: 1ff4000000090ed5
[  131.521609][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f290b8
[  131.521929][   T67] RBP: ff110000075a1000 R08: 1fe22000027e5218 R09: ff1100000faa0bd0
[  131.522213][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  131.522484][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.522784][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.523087][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.523342][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.523621][   T67] PKRU: 55555554
[  131.523811][   T67] Call Trace:
[  131.523994][   T67]  <TASK>
[  131.524162][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  131.524427][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.524684][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.524898][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.525127][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  131.525403][   T67]  default_device_exit_batch+0x38b/0x600
[  131.525648][   T67]  ? unregister_netdev+0x60/0x60
[  131.525889][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.526146][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.526369][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.526607][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.526852][   T67]  cleanup_net+0x431/0x890
[  131.527150][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.527404][   T67]  ? process_one_work+0xdb7/0x1410
[  131.527651][   T67]  ? lock_acquire+0x134/0x160
[  131.527907][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.528171][   T67]  process_one_work+0xdf8/0x1410
[  131.528412][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.528694][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.528971][   T67]  worker_thread+0x4f1/0xd60
[  131.529267][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.529574][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.529879][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.530178][   T67]  kthread+0x367/0x460
[  131.530435][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.530679][   T67]  ? kthread_affine_node+0x330/0x330
[  131.530876][   T67]  ret_from_fork+0x474/0x6b0
[  131.531067][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.531285][   T67]  ? __switch_to+0x5a3/0xe00
[  131.531454][   T67]  ? kthread_affine_node+0x330/0x330
[  131.531634][   T67]  ret_from_fork_asm+0x11/0x20
[  131.531816][   T67]  </TASK>
[  131.531951][   T67] irq event stamp: 2026177
[  131.532130][   T67] hardirqs last  enabled at (2026189): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.532412][   T67] hardirqs last disabled at (2026198): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.532718][   T67] softirqs last  enabled at (2026102): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.533001][   T67] softirqs last disabled at (2026057): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.533274][   T67] ---[ end trace 0000000000000000 ]---
[  131.534453][   T67] vethB (unregistering): left promiscuous mode
[  131.534818][   T67] ------------[ cut here ]------------
[  131.534982][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.535461][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.535793][   T67] Tainted: [W]=WARN
[  131.535935][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.536146][   T67] Workqueue: netns cleanup_net
[  131.536320][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.536524][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.537022][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  131.537233][   T67] RAX: 00000000ffffffa6 RBX: ff11000013f29e00 RCX: 1ff4000000090ed5
[  131.537458][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f29eb8
[  131.537697][   T67] RBP: ff11000016569000 R08: 1fe22000027e53d8 R09: ff1100000faa0bd0
[  131.537921][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  131.538167][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.538394][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.538659][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.538862][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.539090][   T67] PKRU: 55555554
[  131.539240][   T67] Call Trace:
[  131.539375][   T67]  <TASK>
[  131.539483][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  131.539699][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.539896][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.540064][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.540243][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  131.540448][   T67]  default_device_exit_batch+0x38b/0x600
[  131.540628][   T67]  ? unregister_netdev+0x60/0x60
[  131.540802][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.540971][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.541156][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.541323][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.541495][   T67]  cleanup_net+0x431/0x890
[  131.541683][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.541850][   T67]  ? process_one_work+0xdb7/0x1410
[  131.542018][   T67]  ? lock_acquire+0x134/0x160
[  131.542203][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.542371][   T67]  process_one_work+0xdf8/0x1410
[  131.542547][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.542724][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.542899][   T67]  worker_thread+0x4f1/0xd60
[  131.543072][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.543254][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.543423][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.543601][   T67]  kthread+0x367/0x460
[  131.543747][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.543942][   T67]  ? kthread_affine_node+0x330/0x330
[  131.544123][   T67]  ret_from_fork+0x474/0x6b0
[  131.544301][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.544497][   T67]  ? __switch_to+0x5a3/0xe00
[  131.544679][   T67]  ? kthread_affine_node+0x330/0x330
[  131.544847][   T67]  ret_from_fork_asm+0x11/0x20
[  131.545019][   T67]  </TASK>
[  131.545169][   T67] irq event stamp: 2029369
[  131.545334][   T67] hardirqs last  enabled at (2029379): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.545603][   T67] hardirqs last disabled at (2029388): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.545866][   T67] softirqs last  enabled at (2029190): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.546134][   T67] softirqs last disabled at (2029177): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.546388][   T67] ---[ end trace 0000000000000000 ]---
[  131.556628][   T67] ------------[ cut here ]------------
[  131.556835][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.557606][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.557936][   T67] Tainted: [W]=WARN
[  131.558077][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.558290][   T67] Workqueue: netns cleanup_net
[  131.558462][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.558683][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.559158][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  131.559354][   T67] RAX: 00000000ffffffa6 RBX: ff11000015ea6740 RCX: 1ff4000000090ed5
[  131.559590][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015ea67f8
[  131.559822][   T67] RBP: ff110000162c4000 R08: 1fe2200002bd4d00 R09: ff1100000faa0bd0
[  131.560048][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  131.560285][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.560517][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.560806][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.561001][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.561237][   T67] PKRU: 55555554
[  131.561373][   T67] Call Trace:
[  131.561507][   T67]  <TASK>
[  131.561625][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  131.561836][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.562029][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.562206][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.562371][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  131.562580][   T67]  default_device_exit_batch+0x38b/0x600
[  131.562759][   T67]  ? unregister_netdev+0x60/0x60
[  131.562925][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.563112][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.563282][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.563447][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.563626][   T67]  cleanup_net+0x431/0x890
[  131.563801][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.563966][   T67]  ? process_one_work+0xdb7/0x1410
[  131.564147][   T67]  ? lock_acquire+0x134/0x160
[  131.564319][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.564486][   T67]  process_one_work+0xdf8/0x1410
[  131.564671][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.564838][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.565009][   T67]  worker_thread+0x4f1/0xd60
[  131.565190][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.565357][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.565529][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.565716][   T67]  kthread+0x367/0x460
[  131.565854][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.566052][   T67]  ? kthread_affine_node+0x330/0x330
[  131.566233][   T67]  ret_from_fork+0x474/0x6b0
[  131.566403][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.566609][   T67]  ? __switch_to+0x5a3/0xe00
[  131.566787][   T67]  ? kthread_affine_node+0x330/0x330
[  131.566957][   T67]  ret_from_fork_asm+0x11/0x20
[  131.567142][   T67]  </TASK>
[  131.567278][   T67] irq event stamp: 2041787
[  131.567443][   T67] hardirqs last  enabled at (2041797): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.567715][   T67] hardirqs last disabled at (2041806): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.567971][   T67] softirqs last  enabled at (2041252): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.568237][   T67] softirqs last disabled at (2040271): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.568491][   T67] ---[ end trace 0000000000000000 ]---
[  131.569656][   T67] vethA (unregistering): left promiscuous mode
[  131.570042][   T67] ------------[ cut here ]------------
[  131.570234][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.570533][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.570885][   T67] Tainted: [W]=WARN
[  131.571028][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.571781][   T67] Workqueue: netns cleanup_net
[  131.572002][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.572228][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.572748][   T67] RSP: 0018:ffa0000000487510 EFLAGS: 00010286
[  131.572960][   T67] RAX: 00000000ffffffa6 RBX: ff11000015ea6e40 RCX: 1ff4000000090e68
[  131.573210][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015ea6ef8
[  131.573446][   T67] RBP: ff11000015901000 R08: 1fe2200002bd4de0 R09: ff1100000faa0bd0
[  131.573702][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  131.573950][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004875a8
[  131.574204][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.574476][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.574702][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.574942][   T67] PKRU: 55555554
[  131.575084][   T67] Call Trace:
[  131.575242][   T67]  <TASK>
[  131.575355][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  131.575538][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  131.575694][   T67]  netif_close_many+0x2ac/0x640
[  131.575872][   T67]  ? __dev_close_many+0x530/0x530
[  131.576048][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  131.576272][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  131.576484][   T67]  ? mark_held_locks+0x40/0x70
[  131.576679][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.576887][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.577065][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.577252][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  131.577461][   T67]  ? unregister_netdevice_many+0x20/0x20
[  131.577650][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[  131.577868][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  131.578046][   T67]  hsr_netdev_notify+0x742/0xad0
[  131.578237][   T67]  ? hsr_port_get_hsr+0x150/0x150
[  131.578415][   T67]  notifier_call_chain+0xb0/0x320
[  131.578604][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[  131.578823][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.579029][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.579217][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.579394][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  131.579614][   T67]  default_device_exit_batch+0x38b/0x600
[  131.579801][   T67]  ? unregister_netdev+0x60/0x60
[  131.579977][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.580169][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.580347][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.580523][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.580742][   T67]  cleanup_net+0x431/0x890
[  131.580919][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.581093][   T67]  ? process_one_work+0xdb7/0x1410
[  131.581285][   T67]  ? lock_acquire+0x134/0x160
[  131.581461][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.581651][   T67]  process_one_work+0xdf8/0x1410
[  131.581839][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.582017][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.582211][   T67]  worker_thread+0x4f1/0xd60
[  131.582389][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.582575][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.582761][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.582936][   T67]  kthread+0x367/0x460
[  131.583080][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.583299][   T67]  ? kthread_affine_node+0x330/0x330
[  131.583478][   T67]  ret_from_fork+0x474/0x6b0
[  131.583673][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.583884][   T67]  ? __switch_to+0x5a3/0xe00
[  131.584061][   T67]  ? kthread_affine_node+0x330/0x330
[  131.584249][   T67]  ret_from_fork_asm+0x11/0x20
[  131.584433][   T67]  </TASK>
[  131.584586][   T67] irq event stamp: 2045865
[  131.584770][   T67] hardirqs last  enabled at (2045875): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.585039][   T67] hardirqs last disabled at (2045884): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.585319][   T67] softirqs last  enabled at (2045198): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.585597][   T67] softirqs last disabled at (2045133): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.585876][   T67] ---[ end trace 0000000000000000 ]---
[  131.588251][   T67] ------------[ cut here ]------------
[  131.588450][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  131.588714][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.589022][   T67] Tainted: [W]=WARN
[  131.589155][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.589325][   T67] Workqueue: netns cleanup_net
[  131.589485][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.589667][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.590154][   T67] RSP: 0018:ffa0000000487640 EFLAGS: 00010286
[  131.590313][   T67] RAX: 00000000ffffffa6 RBX: ff1100000f9feac0 RCX: 1ff4000000090e8e
[  131.590494][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9feb78
[  131.590715][   T67] RBP: ff11000015901000 R08: 1fe2200001f3fd70 R09: ff1100000faa0bd0
[  131.590909][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  131.591093][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.591292][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  131.591504][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.591670][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49004 CR4: 0000000000771ef0
[  131.591855][   T67] PKRU: 55555554
[  131.591948][   T67] Call Trace:
[  131.592041][   T67]  <TASK>
[  131.592111][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  131.592269][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.592422][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.592551][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.592695][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  131.592859][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[  131.593012][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  131.593143][   T67]  hsr_netdev_notify+0x742/0xad0
[  131.593268][   T67]  ? hsr_port_get_hsr+0x150/0x150
[  131.593393][   T67]  notifier_call_chain+0xb0/0x320
[  131.593525][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[  131.593687][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.593838][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.593963][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.594088][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  131.594250][   T67]  default_device_exit_batch+0x38b/0x600
[  131.594374][   T67]  ? unregister_netdev+0x60/0x60
[  131.594499][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.594629][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.594759][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.594886][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.595011][   T67]  cleanup_net+0x431/0x890
[  131.595140][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.595264][   T67]  ? process_one_work+0xdb7/0x1410
[  131.595388][   T67]  ? lock_acquire+0x134/0x160
[  131.595511][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.595637][   T67]  process_one_work+0xdf8/0x1410
[  131.595768][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.595892][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.596020][   T67]  worker_thread+0x4f1/0xd60
[  131.596149][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.596272][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.596397][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.596523][   T67]  kthread+0x367/0x460
[  131.596616][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.596773][   T67]  ? kthread_affine_node+0x330/0x330
[  131.596897][   T67]  ret_from_fork+0x474/0x6b0
[  131.597019][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.597176][   T67]  ? __switch_to+0x5a3/0xe00
[  131.597299][   T67]  ? kthread_affine_node+0x330/0x330
[  131.597422][   T67]  ret_from_fork_asm+0x11/0x20
[  131.597553][   T67]  </TASK>
[  131.597644][   T67] irq event stamp: 2050775
[  131.597772][   T67] hardirqs last  enabled at (2050783): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.597984][   T67] hardirqs last disabled at (2050790): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.598208][   T67] softirqs last  enabled at (2050484): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.598481][   T67] softirqs last disabled at (2050479): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.598748][   T67] ---[ end trace 0000000000000000 ]---
[  131.599982][   T67] ------------[ cut here ]------------
[  131.600139][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  131.600380][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.600653][   T67] Tainted: [W]=WARN
[  131.600747][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.600895][   T67] Workqueue: netns cleanup_net
[  131.601020][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.601181][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.601616][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  131.601770][   T67] RAX: 00000000ffffffa6 RBX: ff1100000f9ff8c0 RCX: 1ff4000000090ed5
[  131.601950][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9ff978
[  131.602130][   T67] RBP: ff11000013f79000 R08: 1fe2200001f3ff30 R09: ff1100000faa0bd0
[  131.602306][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  131.602482][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.602671][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  131.602881][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.603030][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49004 CR4: 0000000000771ef0
[  131.603213][   T67] PKRU: 55555554
[  131.603302][   T67] Call Trace:
[  131.603389][   T67]  <TASK>
[  131.603452][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  131.603606][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.603765][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.603883][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.604001][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  131.604156][   T67]  default_device_exit_batch+0x38b/0x600
[  131.604277][   T67]  ? unregister_netdev+0x60/0x60
[  131.604399][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.604526][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.604646][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.604770][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.604891][   T67]  cleanup_net+0x431/0x890
[  131.605011][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.605135][   T67]  ? process_one_work+0xdb7/0x1410
[  131.605257][   T67]  ? lock_acquire+0x134/0x160
[  131.605375][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.605495][   T67]  process_one_work+0xdf8/0x1410
[  131.605621][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.605783][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.605908][   T67]  worker_thread+0x4f1/0xd60
[  131.606028][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.606151][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.606273][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.606391][   T67]  kthread+0x367/0x460
[  131.606480][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.606632][   T67]  ? kthread_affine_node+0x330/0x330
[  131.606772][   T67]  ret_from_fork+0x474/0x6b0
[  131.606908][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.607076][   T67]  ? __switch_to+0x5a3/0xe00
[  131.607210][   T67]  ? kthread_affine_node+0x330/0x330
[  131.607356][   T67]  ret_from_fork_asm+0x11/0x20
[  131.607508][   T67]  </TASK>
[  131.607605][   T67] irq event stamp: 2052153
[  131.607730][   T67] hardirqs last  enabled at (2052161): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.607936][   T67] hardirqs last disabled at (2052168): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.608152][   T67] softirqs last  enabled at (2051716): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.608358][   T67] softirqs last disabled at (2051709): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.608568][   T67] ---[ end trace 0000000000000000 ]---
[  131.610109][   T67] ------------[ cut here ]------------
[  131.610233][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  131.610498][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.610775][   T67] Tainted: [W]=WARN
[  131.610864][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.611046][   T67] Workqueue: netns cleanup_net
[  131.611197][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.611384][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.611896][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  131.612073][   T67] RAX: 00000000ffffffa6 RBX: ff110000158ce200 RCX: 1ff4000000090ed5
[  131.612285][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158ce2b8
[  131.612483][   T67] RBP: ff1100000fd34000 R08: 1fe2200002b19c58 R09: ff1100000faa0bd0
[  131.612674][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  131.612878][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.613063][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  131.613278][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.613427][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49004 CR4: 0000000000771ef0
[  131.613609][   T67] PKRU: 55555554
[  131.613701][   T67] Call Trace:
[  131.613791][   T67]  <TASK>
[  131.613852][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  131.614009][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.614165][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.614289][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.614409][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  131.614561][   T67]  default_device_exit_batch+0x38b/0x600
[  131.614714][   T67]  ? unregister_netdev+0x60/0x60
[  131.614860][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.614984][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.615111][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.615228][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.615359][   T67]  cleanup_net+0x431/0x890
[  131.615478][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.615601][   T67]  ? process_one_work+0xdb7/0x1410
[  131.615729][   T67]  ? lock_acquire+0x134/0x160
[  131.615852][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.615973][   T67]  process_one_work+0xdf8/0x1410
[  131.616095][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.616220][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.616341][   T67]  worker_thread+0x4f1/0xd60
[  131.616459][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.616582][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.616706][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.616836][   T67]  kthread+0x367/0x460
[  131.616957][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.617127][   T67]  ? kthread_affine_node+0x330/0x330
[  131.617279][   T67]  ret_from_fork+0x474/0x6b0
[  131.617400][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.617554][   T67]  ? __switch_to+0x5a3/0xe00
[  131.617680][   T67]  ? kthread_affine_node+0x330/0x330
[  131.617799][   T67]  ret_from_fork_asm+0x11/0x20
[  131.617926][   T67]  </TASK>
[  131.618017][   T67] irq event stamp: 2055167
[  131.618138][   T67] hardirqs last  enabled at (2055177): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.618344][   T67] hardirqs last disabled at (2055184): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.618552][   T67] softirqs last  enabled at (2054708): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  131.618763][   T67] softirqs last disabled at (2054706): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  131.618966][   T67] ---[ end trace 0000000000000000 ]---
[  131.625916][ T1131] ------------[ cut here ]------------
[  131.626085][ T1131] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1131
[  131.626364][ T1131] CPU: 3 UID: 0 PID: 1131 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.626629][ T1131] Tainted: [W]=WARN
[  131.626734][ T1131] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.626897][ T1131] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.627063][ T1131] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.627530][ T1131] RSP: 0018:ffa0000002b57ab0 EFLAGS: 00010286
[  131.627698][ T1131] RAX: 00000000ffffffa6 RBX: ff11000015a89380 RCX: 1ff400000056af1c
[  131.627891][ T1131] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89438
[  131.628082][ T1131] RBP: ff11000010ee9000 R08: 1fe2200002b51288 R09: ff11000013032e80
[  131.628276][ T1131] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  131.628467][ T1131] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010ee9000
[  131.628670][ T1131] FS:  00007f0d21eae840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  131.628894][ T1131] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.629056][ T1131] CR2: 00007f0d220afc20 CR3: 0000000013abf006 CR4: 0000000000771ef0
[  131.629256][ T1131] PKRU: 55555554
[  131.629353][ T1131] Call Trace:
[  131.629448][ T1131]  <TASK>
[  131.629520][ T1131]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  131.629649][ T1131]  ? notifier_call_chain+0xb0/0x320
[  131.629783][ T1131]  rtmsg_ifinfo+0x5c/0xb0
[  131.629882][ T1131]  register_netdevice+0x137a/0x1980
[  131.630014][ T1131]  ? unregister_netdevice_queue+0x470/0x470
[  131.630180][ T1131]  register_netdev+0x23/0x40
[  131.630310][ T1131]  loopback_net_init+0x7d/0x150
[  131.630441][ T1131]  ops_init+0x187/0x560
[  131.630545][ T1131]  setup_net+0x11b/0x3b0
[  131.630642][ T1131]  ? unregister_pernet_device+0x80/0x80
[  131.630777][ T1131]  ? lockdep_init_map_type+0x5d/0x250
[  131.630906][ T1131]  ? mutex_init_lockdep+0xf6/0x120
[  131.631036][ T1131]  copy_net_ns+0x2fd/0x450
[  131.631170][ T1131]  create_new_namespaces+0x371/0xa10
[  131.631303][ T1131]  unshare_nsproxy_namespaces+0xa5/0x150
[  131.631433][ T1131]  ksys_unshare+0x47e/0x8c0
[  131.631568][ T1131]  ? walk_process_tree+0x350/0x350
[  131.631704][ T1131]  ? __ia32_sys_open+0x1b0/0x1b0
[  131.631836][ T1131]  __x64_sys_unshare+0x34/0x50
[  131.631965][ T1131]  ? do_syscall_64+0x82/0xfc0
[  131.632102][ T1131]  do_syscall_64+0x117/0xfc0
[  131.632233][ T1131]  ? trace_hardirqs_off+0xd/0x30
[  131.632367][ T1131]  ? exc_page_fault+0xee/0x100
[  131.632498][ T1131]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  131.632671][ T1131] RIP: 0033:0x7f0d22170bcb
[  131.632808][ T1131] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  131.633276][ T1131] RSP: 002b:00007ffebaa7d688 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  131.633475][ T1131] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0d22170bcb
[  131.633679][ T1131] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  131.633873][ T1131] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  131.634072][ T1131] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffebaa7f8b0
[  131.634272][ T1131] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffebaa818c6
[  131.634469][ T1131]  </TASK>
[  131.634571][ T1131] irq event stamp: 15975
[  131.634673][ T1131] hardirqs last  enabled at (15983): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.634896][ T1131] hardirqs last disabled at (15990): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.635125][ T1131] softirqs last  enabled at (15514): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  131.635350][ T1131] softirqs last disabled at (15512): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  131.635577][ T1131] ---[ end trace 0000000000000000 ]---
[  131.642187][ T1131] ------------[ cut here ]------------
[  131.642326][ T1131] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1131
[  131.642588][ T1131] CPU: 3 UID: 0 PID: 1131 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.642855][ T1131] Tainted: [W]=WARN
[  131.642955][ T1131] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.643154][ T1131] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.643328][ T1131] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.643794][ T1131] RSP: 0018:ffa0000002b57a98 EFLAGS: 00010286
[  131.643957][ T1131] RAX: 00000000ffffffa6 RBX: ff11000013ff2ac0 RCX: 1ff400000056af19
[  131.644156][ T1131] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff2b78
[  131.644349][ T1131] RBP: ff11000013e94000 R08: 1fe22000027fe570 R09: ff11000013032e80
[  131.644547][ T1131] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  131.644746][ T1131] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013e94000
[  131.644940][ T1131] FS:  00007f0d21eae840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  131.645177][ T1131] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.645340][ T1131] CR2: 00007f0d220afc20 CR3: 0000000013abf006 CR4: 0000000000771ef0
[  131.645540][ T1131] PKRU: 55555554
[  131.645638][ T1131] Call Trace:
[  131.645740][ T1131]  <TASK>
[  131.645806][ T1131]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  131.645937][ T1131]  ? notifier_call_chain+0xb0/0x320
[  131.646067][ T1131]  rtmsg_ifinfo+0x5c/0xb0
[  131.646174][ T1131]  register_netdevice+0x137a/0x1980
[  131.646304][ T1131]  ? unregister_netdevice_queue+0x470/0x470
[  131.646466][ T1131]  ? alloc_netdev_mqs+0xed0/0x1490
[  131.646602][ T1131]  register_netdev+0x23/0x40
[  131.646739][ T1131]  sit_init_net+0x299/0x570
[  131.646871][ T1131]  ops_init+0x187/0x560
[  131.646970][ T1131]  setup_net+0x11b/0x3b0
[  131.647067][ T1131]  ? unregister_pernet_device+0x80/0x80
[  131.647205][ T1131]  ? lockdep_init_map_type+0x5d/0x250
[  131.647337][ T1131]  ? mutex_init_lockdep+0xf6/0x120
[  131.647467][ T1131]  copy_net_ns+0x2fd/0x450
[  131.647602][ T1131]  create_new_namespaces+0x371/0xa10
[  131.647742][ T1131]  unshare_nsproxy_namespaces+0xa5/0x150
[  131.647878][ T1131]  ksys_unshare+0x47e/0x8c0
[  131.648015][ T1131]  ? walk_process_tree+0x350/0x350
[  131.648155][ T1131]  ? __ia32_sys_open+0x1b0/0x1b0
[  131.648293][ T1131]  __x64_sys_unshare+0x34/0x50
[  131.648426][ T1131]  ? do_syscall_64+0x82/0xfc0
[  131.648560][ T1131]  do_syscall_64+0x117/0xfc0
[  131.648701][ T1131]  ? trace_hardirqs_off+0xd/0x30
[  131.648834][ T1131]  ? exc_page_fault+0xee/0x100
[  131.648969][ T1131]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  131.649143][ T1131] RIP: 0033:0x7f0d22170bcb
[  131.649283][ T1131] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  131.649767][ T1131] RSP: 002b:00007ffebaa7d688 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  131.649970][ T1131] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0d22170bcb
[  131.650176][ T1131] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  131.650378][ T1131] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  131.650585][ T1131] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffebaa7f8b0
[  131.650805][ T1131] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffebaa818c6
[  131.651015][ T1131]  </TASK>
[  131.651124][ T1131] irq event stamp: 21101
[  131.651225][ T1131] hardirqs last  enabled at (21109): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.651460][ T1131] hardirqs last disabled at (21116): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.651698][ T1131] softirqs last  enabled at (20686): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.651931][ T1131] softirqs last disabled at (20637): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.652167][ T1131] ---[ end trace 0000000000000000 ]---
[  131.684459][ T1132] ------------[ cut here ]------------
[  131.684642][ T1132] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1132
[  131.684911][ T1132] CPU: 0 UID: 0 PID: 1132 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.685194][ T1132] Tainted: [W]=WARN
[  131.685293][ T1132] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.685455][ T1132] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.685630][ T1132] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.686092][ T1132] RSP: 0018:ffa0000002af7020 EFLAGS: 00010286
[  131.686262][ T1132] RAX: 00000000ffffffa6 RBX: ff11000013f283c0 RCX: 1ff400000055edca
[  131.686455][ T1132] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f28478
[  131.686650][ T1132] RBP: ff11000010ee9000 R08: 1fe22000027e5090 R09: ff11000016238b58
[  131.686847][ T1132] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  131.687042][ T1132] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010ee9ce1
[  131.687300][ T1132] FS:  00007fc5f090b840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  131.687528][ T1132] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.687698][ T1132] CR2: 000000000701f988 CR3: 0000000016429004 CR4: 0000000000771ef0
[  131.687979][ T1132] PKRU: 55555554
[  131.688077][ T1132] Call Trace:
[  131.688247][ T1132]  <TASK>
[  131.688313][ T1132]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  131.688442][ T1132]  rtmsg_ifinfo+0x5c/0xb0
[  131.688546][ T1132]  ? mark_held_locks+0x40/0x70
[  131.688682][ T1132]  __dev_notify_flags+0x1b8/0x280
[  131.688812][ T1132]  ? netif_change_name+0x8c0/0x8c0
[  131.688939][ T1132]  ? __dev_change_flags+0x4a4/0x660
[  131.689188][ T1132]  ? netif_set_allmulti+0x250/0x250
[  131.689319][ T1132]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.689449][ T1132]  ? is_bpf_text_address+0x68/0x110
[  131.689586][ T1132]  netif_change_flags+0xfe/0x190
[  131.689751][ T1132]  do_setlink.isra.0+0x1cc3/0x2750
[  131.689892][ T1132]  ? rtnl_link_get_size+0x350/0x350
[  131.690038][ T1132]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  131.690283][ T1132]  ? rcu_read_lock_any_held+0x3c/0x90
[  131.690434][ T1132]  ? validate_chain+0x38b/0xc20
[  131.690596][ T1132]  ? rcu_read_lock_any_held+0x66/0x90
[  131.690764][ T1132]  ? stack_depot_save_flags+0x367/0x770
[  131.690917][ T1132]  ? __lock_acquire+0x508/0xc10
[  131.691070][ T1132]  ? lock_acquire.part.0+0xbc/0x260
[  131.691246][ T1132]  ? rtnl_newlink+0x883/0xea0
[  131.691396][ T1132]  ? rcu_is_watching+0x15/0xd0
[  131.691549][ T1132]  ? lock_acquire+0x134/0x160
[  131.691715][ T1132]  ? rcu_is_watching+0x15/0xd0
[  131.691849][ T1132]  ? rcu_is_watching+0x15/0xd0
[  131.691981][ T1132]  ? trace_contention_end+0xb3/0x1a0
[  131.692120][ T1132]  ? __mutex_lock+0x1db/0x2010
[  131.692250][ T1132]  ? __mutex_lock+0x9b2/0x2010
[  131.692407][ T1132]  ? rtnl_newlink+0x883/0xea0
[  131.692548][ T1132]  ? ww_mutex_lock+0x160/0x160
[  131.692709][ T1132]  ? __rtnl_newlink+0x3fa/0xa50
[  131.692868][ T1132]  rtnl_newlink+0x8d1/0xea0
[  131.693001][ T1132]  ? lock_acquire.part.0+0xbc/0x260
[  131.693163][ T1132]  ? __rtnl_newlink+0xa50/0xa50
[  131.693297][ T1132]  ? mark_usage+0x61/0x170
[  131.693428][ T1132]  ? lock_acquire.part.0+0xbc/0x260
[  131.693558][ T1132]  ? find_held_lock+0x2b/0x80
[  131.693705][ T1132]  ? __rtnl_newlink+0xa50/0xa50
[  131.693850][ T1132]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.694013][ T1132]  ? __rtnl_newlink+0xa50/0xa50
[  131.694163][ T1132]  rtnetlink_rcv_msg+0x40d/0x9e0
[  131.694313][ T1132]  ? validate_chain+0x38b/0xc20
[  131.694463][ T1132]  ? rtnl_stats_set+0x3f0/0x3f0
[  131.694600][ T1132]  ? __lock_acquire+0x508/0xc10
[  131.694739][ T1132]  ? lock_acquire.part.0+0xbc/0x260
[  131.694866][ T1132]  ? find_held_lock+0x2b/0x80
[  131.694998][ T1132]  netlink_rcv_skb+0x14e/0x3a0
[  131.695134][ T1132]  ? rtnl_stats_set+0x3f0/0x3f0
[  131.695263][ T1132]  ? netlink_ack+0xcd0/0xcd0
[  131.695395][ T1132]  ? netlink_deliver_tap+0xc5/0x330
[  131.695526][ T1132]  ? netlink_deliver_tap+0x13c/0x330
[  131.695657][ T1132]  netlink_unicast+0x486/0x750
[  131.695792][ T1132]  ? netlink_attachskb+0x810/0x810
[  131.695921][ T1132]  ? __lock_acquire+0x508/0xc10
[  131.696052][ T1132]  netlink_sendmsg+0x735/0xc60
[  131.696188][ T1132]  ? netlink_unicast+0x750/0x750
[  131.696320][ T1132]  ? __might_fault+0x97/0x140
[  131.696453][ T1132]  ____sys_sendmsg+0x419/0x850
[  131.696587][ T1132]  ? copy_msghdr_from_user+0x2a0/0x460
[  131.696722][ T1132]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  131.696882][ T1132]  ? move_addr_to_kernel+0x40/0x40
[  131.697014][ T1132]  ? stack_depot_save_flags+0x367/0x770
[  131.697148][ T1132]  ? validate_chain+0x38b/0xc20
[  131.697308][ T1132]  ___sys_sendmsg+0x14e/0x1d0
[  131.697442][ T1132]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  131.697630][ T1132]  ? copy_msghdr_from_user+0x460/0x460
[  131.697798][ T1132]  __sys_sendmsg+0x145/0x1f0
[  131.697955][ T1132]  ? __sys_sendmsg_sock+0x20/0x20
[  131.698090][ T1132]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  131.698258][ T1132]  ? do_raw_spin_unlock+0x59/0x250
[  131.698390][ T1132]  ? rcu_is_watching+0x15/0xd0
[  131.698524][ T1132]  do_syscall_64+0x117/0xfc0
[  131.698670][ T1132]  ? trace_hardirqs_off+0xd/0x30
[  131.698816][ T1132]  ? exc_page_fault+0xee/0x100
[  131.698974][ T1132]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  131.699171][ T1132] RIP: 0033:0x7fc5f0b4508e
[  131.699322][ T1132] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  131.699805][ T1132] RSP: 002b:00007ffe1f525340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  131.700028][ T1132] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc5f0b4508e
[  131.700257][ T1132] RDX: 0000000000000000 RSI: 00007ffe1f5253f0 RDI: 0000000000000005
[  131.700480][ T1132] RBP: 00007ffe1f525350 R08: 0000000000000000 R09: 0000000000000000
[  131.700689][ T1132] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  131.700882][ T1132] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1f525ac0
[  131.701081][ T1132]  </TASK>
[  131.701184][ T1132] irq event stamp: 24245
[  131.701310][ T1132] hardirqs last  enabled at (24253): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.701559][ T1132] hardirqs last disabled at (24260): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.701818][ T1132] softirqs last  enabled at (23654): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.702069][ T1132] softirqs last disabled at (23555): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.702304][ T1132] ---[ end trace 0000000000000000 ]---
[  131.826925][   T67] ------------[ cut here ]------------
[  131.827146][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.827446][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.827789][   T67] Tainted: [W]=WARN
[  131.827932][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.828196][   T67] Workqueue: netns cleanup_net
[  131.828375][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.828598][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.829119][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[  131.829364][   T67] RAX: 00000000ffffffa6 RBX: ff110000132d0740 RCX: 1ff4000000090eed
[  131.829604][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000132d07f8
[  131.829842][   T67] RBP: ff11000015aa9000 R08: 1fe220000265a100 R09: ff1100000faa0bd0
[  131.830069][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  131.830320][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.830568][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.830850][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.831053][   T67] CR2: 00007fedb7bf6574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.831304][   T67] PKRU: 55555554
[  131.831443][   T67] Call Trace:
[  131.831593][   T67]  <TASK>
[  131.831714][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  131.831918][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.832127][   T67]  ? queue_rcu_work+0x7c/0xa0
[  131.832305][   T67]  ? ipmr_free_table+0x12e/0x2a0
[  131.832481][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.832678][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  131.832879][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.833055][   T67]  ops_undo_list+0x615/0x8f0
[  131.833248][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.833450][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.833633][   T67]  cleanup_net+0x431/0x890
[  131.833815][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.833988][   T67]  ? process_one_work+0xdb7/0x1410
[  131.834174][   T67]  ? lock_acquire+0x134/0x160
[  131.834346][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.834523][   T67]  process_one_work+0xdf8/0x1410
[  131.834712][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.834885][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.835060][   T67]  worker_thread+0x4f1/0xd60
[  131.835249][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.835420][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.835635][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.835817][   T67]  kthread+0x367/0x460
[  131.835959][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.836175][   T67]  ? kthread_affine_node+0x330/0x330
[  131.836351][   T67]  ret_from_fork+0x474/0x6b0
[  131.836528][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.836743][   T67]  ? __switch_to+0x5a3/0xe00
[  131.836916][   T67]  ? kthread_affine_node+0x330/0x330
[  131.837088][   T67]  ret_from_fork_asm+0x11/0x20
[  131.837314][   T67]  </TASK>
[  131.837452][   T67] irq event stamp: 2066091
[  131.837631][   T67] hardirqs last  enabled at (2066101): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.837896][   T67] hardirqs last disabled at (2066110): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.838247][   T67] softirqs last  enabled at (2065844): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.838507][   T67] softirqs last disabled at (2065831): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.838786][   T67] ---[ end trace 0000000000000000 ]---
[  131.853855][   T67] ------------[ cut here ]------------
[  131.854049][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  131.854378][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.854766][   T67] Tainted: [W]=WARN
[  131.854910][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.855157][   T67] Workqueue: netns cleanup_net
[  131.855340][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.855561][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.856122][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  131.856333][   T67] RAX: 00000000ffffffa6 RBX: ff110000132d03c0 RCX: 1ff4000000090eaf
[  131.856582][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000132d0478
[  131.856836][   T67] RBP: ff110000161cc000 R08: 1fe220000265a090 R09: ff1100000faa0bd0
[  131.857073][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  131.857386][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[  131.857646][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  131.857931][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.858151][   T67] CR2: 00007fedb7bf6574 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  131.858401][   T67] PKRU: 55555554
[  131.858550][   T67] Call Trace:
[  131.858717][   T67]  <TASK>
[  131.858845][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  131.859025][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  131.859185][   T67]  netif_close_many+0x2ac/0x640
[  131.859365][   T67]  ? lock_acquire+0x134/0x160
[  131.859549][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.859734][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.859912][   T67]  ? __dev_close_many+0x530/0x530
[  131.860091][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  131.860332][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  131.860549][   T67]  ? mutex_is_locked+0x1c/0x50
[  131.860737][   T67]  ? rtnl_is_locked+0x15/0x20
[  131.860916][   T67]  ? default_device_exit_net+0x78/0x7b0
[  131.861093][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.861326][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.861540][   T67]  default_device_exit_batch+0x38b/0x600
[  131.861732][   T67]  ? unregister_netdev+0x60/0x60
[  131.861913][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.862108][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.862286][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.862458][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.862647][   T67]  cleanup_net+0x431/0x890
[  131.862833][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.863005][   T67]  ? process_one_work+0xdb7/0x1410
[  131.863199][   T67]  ? lock_acquire+0x134/0x160
[  131.863376][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.863558][   T67]  process_one_work+0xdf8/0x1410
[  131.863745][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.863918][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.864113][   T67]  worker_thread+0x4f1/0xd60
[  131.864295][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.864474][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.864675][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.864854][   T67]  kthread+0x367/0x460
[  131.865001][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.865226][   T67]  ? kthread_affine_node+0x330/0x330
[  131.865407][   T67]  ret_from_fork+0x474/0x6b0
[  131.865598][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.865821][   T67]  ? __switch_to+0x5a3/0xe00
[  131.866004][   T67]  ? kthread_affine_node+0x330/0x330
[  131.866199][   T67]  ret_from_fork_asm+0x11/0x20
[  131.866386][   T67]  </TASK>
[  131.866536][   T67] irq event stamp: 2068077
[  131.866727][   T67] hardirqs last  enabled at (2068087): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.866999][   T67] hardirqs last disabled at (2068096): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.867291][   T67] softirqs last  enabled at (2067778): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.867574][   T67] softirqs last disabled at (2067773): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.867859][   T67] ---[ end trace 0000000000000000 ]---
[  131.869009][   T67] ------------[ cut here ]------------
[  131.869210][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  131.869460][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.869759][   T67] Tainted: [W]=WARN
[  131.869853][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.870013][   T67] Workqueue: netns cleanup_net
[  131.870152][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.870317][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.870772][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  131.870932][   T67] RAX: 00000000ffffffa6 RBX: ff11000013c3f8c0 RCX: 1ff4000000090ed5
[  131.871125][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c3f978
[  131.871328][   T67] RBP: ff110000161cc000 R08: 1fe2200002787f30 R09: ff1100000faa0bd0
[  131.871523][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  131.871719][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.871909][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  131.872141][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.872304][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[  131.872497][   T67] PKRU: 55555554
[  131.872596][   T67] Call Trace:
[  131.872695][   T67]  <TASK>
[  131.872760][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  131.872920][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  131.873079][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.873213][   T67]  default_device_exit_batch+0x38b/0x600
[  131.873342][   T67]  ? unregister_netdev+0x60/0x60
[  131.873469][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  131.873602][   T67]  ops_undo_list+0x2ce/0x8f0
[  131.873735][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  131.873859][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.873992][   T67]  cleanup_net+0x431/0x890
[  131.874125][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  131.874254][   T67]  ? process_one_work+0xdb7/0x1410
[  131.874381][   T67]  ? lock_acquire+0x134/0x160
[  131.874509][   T67]  ? rcu_is_watching+0x15/0xd0
[  131.874641][   T67]  process_one_work+0xdf8/0x1410
[  131.874774][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  131.874898][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  131.875025][   T67]  worker_thread+0x4f1/0xd60
[  131.875159][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.875289][   T67]  ? __kthread_parkme+0xbd/0x210
[  131.875416][   T67]  ? rescuer_thread+0x1320/0x1320
[  131.875546][   T67]  kthread+0x367/0x460
[  131.875640][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  131.875796][   T67]  ? kthread_affine_node+0x330/0x330
[  131.875922][   T67]  ret_from_fork+0x474/0x6b0
[  131.876047][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  131.876212][   T67]  ? __switch_to+0x5a3/0xe00
[  131.876338][   T67]  ? kthread_affine_node+0x330/0x330
[  131.876466][   T67]  ret_from_fork_asm+0x11/0x20
[  131.876599][   T67]  </TASK>
[  131.876697][   T67] irq event stamp: 2071763
[  131.876826][   T67] hardirqs last  enabled at (2071771): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.877046][   T67] hardirqs last disabled at (2071778): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.877268][   T67] softirqs last  enabled at (2071472): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.877486][   T67] softirqs last disabled at (2071467): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.877710][   T67] ---[ end trace 0000000000000000 ]---
[  131.896377][ T1140] ------------[ cut here ]------------
[  131.896553][ T1140] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1140
[  131.896829][ T1140] CPU: 0 UID: 0 PID: 1140 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.897095][ T1140] Tainted: [W]=WARN
[  131.897211][ T1140] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.897377][ T1140] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.897554][ T1140] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.898031][ T1140] RSP: 0018:ffa0000002b97ab0 EFLAGS: 00010286
[  131.898238][ T1140] RAX: 00000000ffffffa6 RBX: ff11000010cd8ac0 RCX: 1ff4000000572f1c
[  131.898439][ T1140] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010cd8b78
[  131.898644][ T1140] RBP: ff11000004ee1000 R08: 1fe220000219b170 R09: ff11000013a7ae80
[  131.898846][ T1140] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  131.899047][ T1140] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004ee1000
[  131.899256][ T1140] FS:  00007f1ad0246840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  131.899491][ T1140] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.899662][ T1140] CR2: 00007f1ad05bf493 CR3: 0000000013c9e001 CR4: 0000000000771ef0
[  131.899869][ T1140] PKRU: 55555554
[  131.899968][ T1140] Call Trace:
[  131.900066][ T1140]  <TASK>
[  131.900140][ T1140]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  131.900274][ T1140]  ? notifier_call_chain+0xb0/0x320
[  131.900411][ T1140]  rtmsg_ifinfo+0x5c/0xb0
[  131.900516][ T1140]  register_netdevice+0x137a/0x1980
[  131.900652][ T1140]  ? unregister_netdevice_queue+0x470/0x470
[  131.900824][ T1140]  register_netdev+0x23/0x40
[  131.900958][ T1140]  loopback_net_init+0x7d/0x150
[  131.901093][ T1140]  ops_init+0x187/0x560
[  131.901202][ T1140]  setup_net+0x11b/0x3b0
[  131.901303][ T1140]  ? unregister_pernet_device+0x80/0x80
[  131.901438][ T1140]  ? lockdep_init_map_type+0x5d/0x250
[  131.901577][ T1140]  ? mutex_init_lockdep+0xf6/0x120
[  131.901716][ T1140]  copy_net_ns+0x2fd/0x450
[  131.901853][ T1140]  create_new_namespaces+0x371/0xa10
[  131.901989][ T1140]  unshare_nsproxy_namespaces+0xa5/0x150
[  131.902129][ T1140]  ksys_unshare+0x47e/0x8c0
[  131.902266][ T1140]  ? walk_process_tree+0x350/0x350
[  131.902401][ T1140]  ? __ia32_sys_open+0x1b0/0x1b0
[  131.902543][ T1140]  __x64_sys_unshare+0x34/0x50
[  131.902682][ T1140]  ? do_syscall_64+0x82/0xfc0
[  131.902818][ T1140]  do_syscall_64+0x117/0xfc0
[  131.902951][ T1140]  ? trace_hardirqs_off+0xd/0x30
[  131.903084][ T1140]  ? exc_page_fault+0xee/0x100
[  131.903226][ T1140]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  131.903393][ T1140] RIP: 0033:0x7f1ad0508bcb
[  131.903540][ T1140] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  131.904024][ T1140] RSP: 002b:00007ffef3619078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  131.904236][ T1140] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1ad0508bcb
[  131.904441][ T1140] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  131.904645][ T1140] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  131.904853][ T1140] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffef361b2a0
[  131.905056][ T1140] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffef361c8c6
[  131.905268][ T1140]  </TASK>
[  131.905369][ T1140] irq event stamp: 23205
[  131.905471][ T1140] hardirqs last  enabled at (23213): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.905715][ T1140] hardirqs last disabled at (23220): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.905949][ T1140] softirqs last  enabled at (22830): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.906190][ T1140] softirqs last disabled at (22813): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.906425][ T1140] ---[ end trace 0000000000000000 ]---
[  131.909371][ T1140] ------------[ cut here ]------------
[  131.909526][ T1140] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1140
[  131.909802][ T1140] CPU: 0 UID: 0 PID: 1140 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.910073][ T1140] Tainted: [W]=WARN
[  131.910180][ T1140] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.910349][ T1140] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.910526][ T1140] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.911014][ T1140] RSP: 0018:ffa0000002b97a98 EFLAGS: 00010286
[  131.911191][ T1140] RAX: 00000000ffffffa6 RBX: ff110000160c5c40 RCX: 1ff4000000572f19
[  131.911391][ T1140] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000160c5cf8
[  131.911593][ T1140] RBP: ff11000004cac000 R08: 1fe2200002c18ba0 R09: ff11000013a7ae80
[  131.911801][ T1140] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  131.912001][ T1140] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004cac000
[  131.912208][ T1140] FS:  00007f1ad0246840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  131.912444][ T1140] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.912617][ T1140] CR2: 00007f1ad05bf493 CR3: 0000000013c9e001 CR4: 0000000000771ef0
[  131.912823][ T1140] PKRU: 55555554
[  131.912924][ T1140] Call Trace:
[  131.913024][ T1140]  <TASK>
[  131.913092][ T1140]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  131.913232][ T1140]  ? notifier_call_chain+0xb0/0x320
[  131.913367][ T1140]  rtmsg_ifinfo+0x5c/0xb0
[  131.913469][ T1140]  register_netdevice+0x137a/0x1980
[  131.913609][ T1140]  ? unregister_netdevice_queue+0x470/0x470
[  131.913782][ T1140]  ? alloc_netdev_mqs+0xed0/0x1490
[  131.913916][ T1140]  register_netdev+0x23/0x40
[  131.914050][ T1140]  sit_init_net+0x299/0x570
[  131.914192][ T1140]  ops_init+0x187/0x560
[  131.914298][ T1140]  setup_net+0x11b/0x3b0
[  131.914399][ T1140]  ? unregister_pernet_device+0x80/0x80
[  131.914538][ T1140]  ? lockdep_init_map_type+0x5d/0x250
[  131.914677][ T1140]  ? mutex_init_lockdep+0xf6/0x120
[  131.914815][ T1140]  copy_net_ns+0x2fd/0x450
[  131.914950][ T1140]  create_new_namespaces+0x371/0xa10
[  131.915085][ T1140]  unshare_nsproxy_namespaces+0xa5/0x150
[  131.915226][ T1140]  ksys_unshare+0x47e/0x8c0
[  131.915361][ T1140]  ? walk_process_tree+0x350/0x350
[  131.915495][ T1140]  ? __ia32_sys_open+0x1b0/0x1b0
[  131.915635][ T1140]  __x64_sys_unshare+0x34/0x50
[  131.915773][ T1140]  ? do_syscall_64+0x82/0xfc0
[  131.915904][ T1140]  do_syscall_64+0x117/0xfc0
[  131.916036][ T1140]  ? trace_hardirqs_off+0xd/0x30
[  131.916174][ T1140]  ? exc_page_fault+0xee/0x100
[  131.916307][ T1140]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  131.916471][ T1140] RIP: 0033:0x7f1ad0508bcb
[  131.916616][ T1140] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  131.917101][ T1140] RSP: 002b:00007ffef3619078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  131.917303][ T1140] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1ad0508bcb
[  131.917501][ T1140] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  131.917710][ T1140] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  131.917909][ T1140] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffef361b2a0
[  131.918111][ T1140] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffef361c8c6
[  131.918315][ T1140]  </TASK>
[  131.918414][ T1140] irq event stamp: 25117
[  131.918520][ T1140] hardirqs last  enabled at (25125): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.918756][ T1140] hardirqs last disabled at (25132): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.918986][ T1140] softirqs last  enabled at (24648): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  131.919227][ T1140] softirqs last disabled at (24646): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  131.919457][ T1140] ---[ end trace 0000000000000000 ]---
[  131.952459][ T1141] ------------[ cut here ]------------
[  131.952647][ T1141] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1141
[  131.952935][ T1141] CPU: 3 UID: 0 PID: 1141 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  131.953205][ T1141] Tainted: [W]=WARN
[  131.953308][ T1141] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.953470][ T1141] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  131.953640][ T1141] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  131.954271][ T1141] RSP: 0018:ffa0000002ba7020 EFLAGS: 00010286
[  131.954465][ T1141] RAX: 00000000ffffffa6 RBX: ff110000160c4e40 RCX: 1ff4000000574dca
[  131.954672][ T1141] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000160c4ef8
[  131.954863][ T1141] RBP: ff11000004ee1000 R08: 1fe2200002c189e0 R09: ff11000016520b58
[  131.955057][ T1141] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  131.955351][ T1141] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004ee1ce1
[  131.955574][ T1141] FS:  00007f082e3dd840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  131.955839][ T1141] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.956029][ T1141] CR2: 0000000009791988 CR3: 000000000ff78001 CR4: 0000000000771ef0
[  131.956305][ T1141] PKRU: 55555554
[  131.956402][ T1141] Call Trace:
[  131.956497][ T1141]  <TASK>
[  131.956569][ T1141]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  131.956704][ T1141]  rtmsg_ifinfo+0x5c/0xb0
[  131.956825][ T1141]  ? mark_held_locks+0x40/0x70
[  131.956957][ T1141]  __dev_notify_flags+0x1b8/0x280
[  131.957205][ T1141]  ? netif_change_name+0x8c0/0x8c0
[  131.957353][ T1141]  ? __dev_change_flags+0x4a4/0x660
[  131.957514][ T1141]  ? netif_set_allmulti+0x250/0x250
[  131.957650][ T1141]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.957786][ T1141]  ? is_bpf_text_address+0x68/0x110
[  131.957917][ T1141]  netif_change_flags+0xfe/0x190
[  131.958051][ T1141]  do_setlink.isra.0+0x1cc3/0x2750
[  131.958281][ T1141]  ? rtnl_link_get_size+0x350/0x350
[  131.958433][ T1141]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  131.958623][ T1141]  ? rcu_read_lock_any_held+0x3c/0x90
[  131.958774][ T1141]  ? validate_chain+0x38b/0xc20
[  131.958917][ T1141]  ? rcu_read_lock_any_held+0x66/0x90
[  131.959049][ T1141]  ? stack_depot_save_flags+0x367/0x770
[  131.959267][ T1141]  ? __lock_acquire+0x508/0xc10
[  131.959401][ T1141]  ? lock_acquire.part.0+0xbc/0x260
[  131.959534][ T1141]  ? rtnl_newlink+0x883/0xea0
[  131.959662][ T1141]  ? rcu_is_watching+0x15/0xd0
[  131.959795][ T1141]  ? lock_acquire+0x134/0x160
[  131.959922][ T1141]  ? rcu_is_watching+0x15/0xd0
[  131.960083][ T1141]  ? rcu_is_watching+0x15/0xd0
[  131.960261][ T1141]  ? trace_contention_end+0xb3/0x1a0
[  131.960421][ T1141]  ? __mutex_lock+0x1db/0x2010
[  131.960581][ T1141]  ? __mutex_lock+0x9b2/0x2010
[  131.960731][ T1141]  ? rtnl_newlink+0x883/0xea0
[  131.960881][ T1141]  ? ww_mutex_lock+0x160/0x160
[  131.961018][ T1141]  ? __rtnl_newlink+0x3fa/0xa50
[  131.961159][ T1141]  rtnl_newlink+0x8d1/0xea0
[  131.961292][ T1141]  ? lock_acquire.part.0+0xbc/0x260
[  131.961450][ T1141]  ? __rtnl_newlink+0xa50/0xa50
[  131.961588][ T1141]  ? mark_usage+0x61/0x170
[  131.961726][ T1141]  ? lock_acquire.part.0+0xbc/0x260
[  131.961855][ T1141]  ? find_held_lock+0x2b/0x80
[  131.961985][ T1141]  ? __rtnl_newlink+0xa50/0xa50
[  131.962120][ T1141]  ? __lock_release.isra.0+0x6b/0x1a0
[  131.962250][ T1141]  ? __rtnl_newlink+0xa50/0xa50
[  131.962380][ T1141]  rtnetlink_rcv_msg+0x40d/0x9e0
[  131.962508][ T1141]  ? validate_chain+0x38b/0xc20
[  131.962639][ T1141]  ? rtnl_stats_set+0x3f0/0x3f0
[  131.962772][ T1141]  ? __lock_acquire+0x508/0xc10
[  131.962901][ T1141]  ? lock_acquire.part.0+0xbc/0x260
[  131.963032][ T1141]  ? find_held_lock+0x2b/0x80
[  131.963166][ T1141]  netlink_rcv_skb+0x14e/0x3a0
[  131.963327][ T1141]  ? rtnl_stats_set+0x3f0/0x3f0
[  131.963455][ T1141]  ? netlink_ack+0xcd0/0xcd0
[  131.963590][ T1141]  ? netlink_deliver_tap+0xc5/0x330
[  131.963722][ T1141]  ? netlink_deliver_tap+0x13c/0x330
[  131.963852][ T1141]  netlink_unicast+0x486/0x750
[  131.963984][ T1141]  ? netlink_attachskb+0x810/0x810
[  131.964119][ T1141]  ? __lock_acquire+0x508/0xc10
[  131.964248][ T1141]  netlink_sendmsg+0x735/0xc60
[  131.964378][ T1141]  ? netlink_unicast+0x750/0x750
[  131.964506][ T1141]  ? __might_fault+0x97/0x140
[  131.964675][ T1141]  ____sys_sendmsg+0x419/0x850
[  131.964806][ T1141]  ? copy_msghdr_from_user+0x2a0/0x460
[  131.964933][ T1141]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  131.965092][ T1141]  ? move_addr_to_kernel+0x40/0x40
[  131.965225][ T1141]  ? stack_depot_save_flags+0x367/0x770
[  131.965355][ T1141]  ? validate_chain+0x38b/0xc20
[  131.965483][ T1141]  ___sys_sendmsg+0x14e/0x1d0
[  131.965615][ T1141]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  131.965781][ T1141]  ? copy_msghdr_from_user+0x460/0x460
[  131.965924][ T1141]  __sys_sendmsg+0x145/0x1f0
[  131.966055][ T1141]  ? __sys_sendmsg_sock+0x20/0x20
[  131.966190][ T1141]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  131.966352][ T1141]  ? do_raw_spin_unlock+0x59/0x250
[  131.966483][ T1141]  ? rcu_is_watching+0x15/0xd0
[  131.966618][ T1141]  do_syscall_64+0x117/0xfc0
[  131.966754][ T1141]  ? trace_hardirqs_off+0xd/0x30
[  131.966884][ T1141]  ? exc_page_fault+0xee/0x100
[  131.967017][ T1141]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  131.967184][ T1141] RIP: 0033:0x7f082e61708e
[  131.967322][ T1141] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  131.967794][ T1141] RSP: 002b:00007ffc6c2b3480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  131.967994][ T1141] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f082e61708e
[  131.968193][ T1141] RDX: 0000000000000000 RSI: 00007ffc6c2b3530 RDI: 0000000000000005
[  131.968388][ T1141] RBP: 00007ffc6c2b3490 R08: 0000000000000000 R09: 0000000000000000
[  131.968620][ T1141] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  131.968818][ T1141] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6c2b3c00
[  131.969022][ T1141]  </TASK>
[  131.969122][ T1141] irq event stamp: 24459
[  131.969219][ T1141] hardirqs last  enabled at (24467): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  131.969444][ T1141] hardirqs last disabled at (24474): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  131.969680][ T1141] softirqs last  enabled at (23960): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  131.969908][ T1141] softirqs last disabled at (23919): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  131.970140][ T1141] ---[ end trace 0000000000000000 ]---
[  132.062476][ T1144] ------------[ cut here ]------------
[  132.062680][ T1144] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1144
[  132.062984][ T1144] CPU: 0 UID: 0 PID: 1144 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.063276][ T1144] Tainted: [W]=WARN
[  132.063378][ T1144] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.063549][ T1144] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.063730][ T1144] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.064216][ T1144] RSP: 0018:ffa0000002bd6e20 EFLAGS: 00010286
[  132.064387][ T1144] RAX: 00000000ffffffa6 RBX: ff11000013d2c040 RCX: 1ff400000057ad8a
[  132.064590][ T1144] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d2c0f8
[  132.064797][ T1144] RBP: ff11000015ae4000 R08: 1fe22000027a5820 R09: ff110000161b8b80
[  132.064997][ T1144] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  132.065202][ T1144] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f91588
[  132.065403][ T1144] FS:  00007f3d58fde840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  132.065639][ T1144] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.065812][ T1144] CR2: 000000000042ebe0 CR3: 0000000015d87002 CR4: 0000000000771ef0
[  132.066015][ T1144] PKRU: 55555554
[  132.066120][ T1144] Call Trace:
[  132.066220][ T1144]  <TASK>
[  132.066289][ T1144]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.066424][ T1144]  rtmsg_ifinfo+0x5c/0xb0
[  132.066527][ T1144]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  132.066698][ T1144]  __dev_notify_flags+0x1b8/0x280
[  132.066830][ T1144]  ? __mod_timer+0x3ad/0xc60
[  132.066967][ T1144]  ? netif_change_name+0x8c0/0x8c0
[  132.067658][ T1144]  ? rtnl_newlink+0x8d1/0xea0
[  132.067799][ T1144]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[  132.067931][ T1144]  ? netlink_rcv_skb+0x14e/0x3a0
[  132.068065][ T1144]  ? add_timer_on+0x580/0x580
[  132.068206][ T1144]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.068344][ T1144]  ? mark_held_locks+0x40/0x70
[  132.068482][ T1144]  rtnl_configure_link+0x1ac/0x390
[  132.068620][ T1144]  ? lockdep_hardirqs_on+0x8c/0x130
[  132.068757][ T1144]  ? queue_delayed_work_on+0x95/0x100
[  132.068891][ T1144]  veth_newlink+0x330/0x8d0
[  132.069025][ T1144]  ? veth_poll_controller+0x10/0x10
[  132.069163][ T1144]  ? kasan_save_stack+0x2f/0x50
[  132.069298][ T1144]  ? kasan_save_track+0x14/0x30
[  132.069431][ T1144]  ? __kasan_kmalloc+0x7b/0x90
[  132.069581][ T1144]  ? __kvmalloc_node_noprof+0x305/0x8a0
[  132.069718][ T1144]  ? alloc_netdev_mqs+0xe85/0x1490
[  132.069853][ T1144]  ? rtnl_af_lookup+0x290/0x290
[  132.069987][ T1144]  ? alloc_netdev_mqs+0xed0/0x1490
[  132.070126][ T1144]  ? rtnl_create_link+0x169/0xf20
[  132.070261][ T1144]  rtnl_newlink_create+0x2da/0x780
[  132.070397][ T1144]  ? rtnl_create_link+0xf20/0xf20
[  132.070532][ T1144]  ? __dev_get_by_name+0x12/0x50
[  132.070672][ T1144]  ? rtnl_dev_get+0xd7/0x170
[  132.070810][ T1144]  __rtnl_newlink+0x22b/0xa50
[  132.070947][ T1144]  rtnl_newlink+0x8d1/0xea0
[  132.071082][ T1144]  ? lock_acquire.part.0+0xbc/0x260
[  132.071221][ T1144]  ? __rtnl_newlink+0xa50/0xa50
[  132.071355][ T1144]  ? mark_usage+0x61/0x170
[  132.071492][ T1144]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.071629][ T1144]  ? __rtnl_newlink+0xa50/0xa50
[  132.071768][ T1144]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.071903][ T1144]  ? validate_chain+0x38b/0xc20
[  132.072037][ T1144]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.072176][ T1144]  ? __lock_acquire+0x508/0xc10
[  132.072312][ T1144]  ? lock_acquire.part.0+0xbc/0x260
[  132.072446][ T1144]  ? find_held_lock+0x2b/0x80
[  132.072586][ T1144]  netlink_rcv_skb+0x14e/0x3a0
[  132.072725][ T1144]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.072860][ T1144]  ? netlink_ack+0xcd0/0xcd0
[  132.073000][ T1144]  ? netlink_deliver_tap+0xc5/0x330
[  132.073145][ T1144]  ? netlink_deliver_tap+0x13c/0x330
[  132.073282][ T1144]  netlink_unicast+0x486/0x750
[  132.073419][ T1144]  ? netlink_attachskb+0x810/0x810
[  132.073559][ T1144]  ? __lock_acquire+0x508/0xc10
[  132.073700][ T1144]  netlink_sendmsg+0x735/0xc60
[  132.073835][ T1144]  ? netlink_unicast+0x750/0x750
[  132.073969][ T1144]  ? __might_fault+0x97/0x140
[  132.074110][ T1144]  ____sys_sendmsg+0x419/0x850
[  132.074245][ T1144]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.074380][ T1144]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.074551][ T1144]  ? move_addr_to_kernel+0x40/0x40
[  132.074702][ T1144]  ___sys_sendmsg+0x14e/0x1d0
[  132.074836][ T1144]  ? copy_msghdr_from_user+0x460/0x460
[  132.074973][ T1144]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  132.075148][ T1144]  ? do_sys_openat2+0xfd/0x170
[  132.075285][ T1144]  __sys_sendmsg+0x145/0x1f0
[  132.075420][ T1144]  ? __sys_sendmsg_sock+0x20/0x20
[  132.075561][ T1144]  ? fpregs_restore_userregs+0x14b/0x310
[  132.075702][ T1144]  ? rcu_is_watching+0x15/0xd0
[  132.075836][ T1144]  do_syscall_64+0x117/0xfc0
[  132.075972][ T1144]  ? trace_hardirqs_off+0xd/0x30
[  132.076112][ T1144]  ? exc_page_fault+0xee/0x100
[  132.076246][ T1144]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.076412][ T1144] RIP: 0033:0x7f3d5921808e
[  132.076557][ T1144] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.077038][ T1144] RSP: 002b:00007ffca2def2a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.077243][ T1144] RAX: ffffffffffffffda RBX: 00007ffca2defa48 RCX: 00007f3d5921808e
[  132.077443][ T1144] RDX: 0000000000000000 RSI: 00007ffca2def350 RDI: 0000000000000005
[  132.077651][ T1144] RBP: 00007ffca2def2b0 R08: 0000000000000000 R09: 0000000000000000
[  132.077855][ T1144] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  132.078054][ T1144] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca2defa10
[  132.078266][ T1144]  </TASK>
[  132.078371][ T1144] irq event stamp: 18085
[  132.078498][ T1144] hardirqs last  enabled at (18093): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.078741][ T1144] hardirqs last disabled at (18100): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.078974][ T1144] softirqs last  enabled at (17478): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.079221][ T1144] softirqs last disabled at (16549): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.079461][ T1144] ---[ end trace 0000000000000000 ]---
[  132.089553][ T1144] ------------[ cut here ]------------
[  132.089728][ T1144] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1144
[  132.089993][ T1144] CPU: 0 UID: 0 PID: 1144 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.090834][ T1144] Tainted: [W]=WARN
[  132.090966][ T1144] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.091212][ T1144] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.091417][ T1144] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.091942][ T1144] RSP: 0018:ffa0000002bd71a0 EFLAGS: 00010286
[  132.092198][ T1144] RAX: 00000000ffffffa6 RBX: ff110000051d5540 RCX: 1ff400000057adfa
[  132.092400][ T1144] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051d55f8
[  132.092601][ T1144] RBP: ff11000015ae1000 R08: 1fe2200000a3aac0 R09: ff110000161b8b80
[  132.092807][ T1144] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  132.093009][ T1144] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  132.093303][ T1144] FS:  00007f3d58fde840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  132.093572][ T1144] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.093785][ T1144] CR2: 000000000042ebe0 CR3: 0000000015d87002 CR4: 0000000000771ef0
[  132.093997][ T1144] PKRU: 55555554
[  132.094158][ T1144] Call Trace:
[  132.094295][ T1144]  <TASK>
[  132.094366][ T1144]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.094507][ T1144]  rtmsg_ifinfo+0x5c/0xb0
[  132.094614][ T1144]  __dev_notify_flags+0x1b8/0x280
[  132.094755][ T1144]  ? netif_change_name+0x8c0/0x8c0
[  132.094889][ T1144]  ? rtnl_af_lookup+0x290/0x290
[  132.095026][ T1144]  ? alloc_netdev_mqs+0xed0/0x1490
[  132.095220][ T1144]  rtnl_configure_link+0x1ac/0x390
[  132.095355][ T1144]  rtnl_newlink_create+0x353/0x780
[  132.095490][ T1144]  ? rtnl_create_link+0xf20/0xf20
[  132.095625][ T1144]  ? __dev_get_by_name+0x12/0x50
[  132.095763][ T1144]  ? rtnl_dev_get+0xd7/0x170
[  132.095901][ T1144]  __rtnl_newlink+0x22b/0xa50
[  132.096040][ T1144]  rtnl_newlink+0x8d1/0xea0
[  132.096234][ T1144]  ? lock_acquire.part.0+0xbc/0x260
[  132.096367][ T1144]  ? __rtnl_newlink+0xa50/0xa50
[  132.096499][ T1144]  ? mark_usage+0x61/0x170
[  132.096640][ T1144]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.096780][ T1144]  ? __rtnl_newlink+0xa50/0xa50
[  132.096913][ T1144]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.097048][ T1144]  ? validate_chain+0x38b/0xc20
[  132.097270][ T1144]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.097408][ T1144]  ? __lock_acquire+0x508/0xc10
[  132.097577][ T1144]  ? lock_acquire.part.0+0xbc/0x260
[  132.097743][ T1144]  ? find_held_lock+0x2b/0x80
[  132.097894][ T1144]  netlink_rcv_skb+0x14e/0x3a0
[  132.098043][ T1144]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.098237][ T1144]  ? netlink_ack+0xcd0/0xcd0
[  132.098373][ T1144]  ? netlink_deliver_tap+0xc5/0x330
[  132.098505][ T1144]  ? netlink_deliver_tap+0x13c/0x330
[  132.098643][ T1144]  netlink_unicast+0x486/0x750
[  132.098782][ T1144]  ? netlink_attachskb+0x810/0x810
[  132.098944][ T1144]  ? __lock_acquire+0x508/0xc10
[  132.099159][ T1144]  netlink_sendmsg+0x735/0xc60
[  132.099325][ T1144]  ? netlink_unicast+0x750/0x750
[  132.099462][ T1144]  ? __might_fault+0x97/0x140
[  132.099623][ T1144]  ____sys_sendmsg+0x419/0x850
[  132.099765][ T1144]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.099899][ T1144]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.100064][ T1144]  ? move_addr_to_kernel+0x40/0x40
[  132.100259][ T1144]  ___sys_sendmsg+0x14e/0x1d0
[  132.100394][ T1144]  ? copy_msghdr_from_user+0x460/0x460
[  132.100533][ T1144]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  132.100709][ T1144]  ? do_sys_openat2+0xfd/0x170
[  132.100843][ T1144]  __sys_sendmsg+0x145/0x1f0
[  132.101001][ T1144]  ? __sys_sendmsg_sock+0x20/0x20
[  132.101200][ T1144]  ? fpregs_restore_userregs+0x14b/0x310
[  132.101366][ T1144]  ? rcu_is_watching+0x15/0xd0
[  132.101523][ T1144]  do_syscall_64+0x117/0xfc0
[  132.101684][ T1144]  ? trace_hardirqs_off+0xd/0x30
[  132.101822][ T1144]  ? exc_page_fault+0xee/0x100
[  132.101957][ T1144]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.102179][ T1144] RIP: 0033:0x7f3d5921808e
[  132.102319][ T1144] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.102876][ T1144] RSP: 002b:00007ffca2def2a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.103153][ T1144] RAX: ffffffffffffffda RBX: 00007ffca2defa48 RCX: 00007f3d5921808e
[  132.103351][ T1144] RDX: 0000000000000000 RSI: 00007ffca2def350 RDI: 0000000000000005
[  132.103554][ T1144] RBP: 00007ffca2def2b0 R08: 0000000000000000 R09: 0000000000000000
[  132.103788][ T1144] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  132.103994][ T1144] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca2defa10
[  132.104304][ T1144]  </TASK>
[  132.104407][ T1144] irq event stamp: 29459
[  132.104539][ T1144] hardirqs last  enabled at (29467): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.104781][ T1144] hardirqs last disabled at (29474): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.105014][ T1144] softirqs last  enabled at (29448): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.105302][ T1144] softirqs last disabled at (29491): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.105557][ T1144] ---[ end trace 0000000000000000 ]---
[  132.136649][ T1145] ------------[ cut here ]------------
[  132.136875][ T1145] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1145
[  132.137217][ T1145] CPU: 2 UID: 0 PID: 1145 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.137616][ T1145] Tainted: [W]=WARN
[  132.137788][ T1145] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.138037][ T1145] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.138325][ T1145] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.138962][ T1145] RSP: 0018:ffa0000002bd6e20 EFLAGS: 00010286
[  132.139199][ T1145] RAX: 00000000ffffffa6 RBX: ff11000005f69000 RCX: 1ff400000057ad8a
[  132.139463][ T1145] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f690b8
[  132.139735][ T1145] RBP: ff11000010f09000 R08: 1fe2200000bed218 R09: ff110000161bae80
[  132.140012][ T1145] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.140277][ T1145] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016127888
[  132.140573][ T1145] FS:  00007efe82c72840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  132.140900][ T1145] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.141156][ T1145] CR2: 000000000042ebe0 CR3: 0000000015aef002 CR4: 0000000000771ef0
[  132.141417][ T1145] PKRU: 55555554
[  132.141578][ T1145] Call Trace:
[  132.141738][ T1145]  <TASK>
[  132.141872][ T1145]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.142116][ T1145]  rtmsg_ifinfo+0x5c/0xb0
[  132.142302][ T1145]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  132.142526][ T1145]  ? ref_tracker_alloc+0x28d/0x430
[  132.142750][ T1145]  __dev_notify_flags+0x1b8/0x280
[  132.142941][ T1145]  ? ref_tracker_dir_print+0x100/0x100
[  132.143141][ T1145]  ? netif_change_name+0x8c0/0x8c0
[  132.143328][ T1145]  ? __rtnl_newlink+0x22b/0xa50
[  132.143515][ T1145]  ? rtnl_newlink+0x8d1/0xea0
[  132.143716][ T1145]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[  132.143916][ T1145]  ? netlink_rcv_skb+0x14e/0x3a0
[  132.144129][ T1145]  ? find_held_lock+0x2b/0x80
[  132.144317][ T1145]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.144504][ T1145]  ? mark_held_locks+0x40/0x70
[  132.144709][ T1145]  rtnl_configure_link+0x1ac/0x390
[  132.144899][ T1145]  ? lockdep_hardirqs_on+0x8c/0x130
[  132.145085][ T1145]  ? queue_delayed_work_on+0x95/0x100
[  132.145287][ T1145]  veth_newlink+0x330/0x8d0
[  132.145475][ T1145]  ? veth_poll_controller+0x10/0x10
[  132.145680][ T1145]  ? kasan_save_stack+0x2f/0x50
[  132.145867][ T1145]  ? kasan_save_track+0x14/0x30
[  132.146052][ T1145]  ? __kasan_kmalloc+0x7b/0x90
[  132.146265][ T1145]  ? __kvmalloc_node_noprof+0x305/0x8a0
[  132.146451][ T1145]  ? alloc_netdev_mqs+0xe85/0x1490
[  132.146648][ T1145]  ? rtnl_af_lookup+0x290/0x290
[  132.146847][ T1145]  ? alloc_netdev_mqs+0xed0/0x1490
[  132.147063][ T1145]  ? rtnl_create_link+0x169/0xf20
[  132.147264][ T1145]  rtnl_newlink_create+0x2da/0x780
[  132.147453][ T1145]  ? rtnl_create_link+0xf20/0xf20
[  132.147649][ T1145]  ? __dev_get_by_name+0x12/0x50
[  132.147845][ T1145]  ? rtnl_dev_get+0xd7/0x170
[  132.148034][ T1145]  __rtnl_newlink+0x22b/0xa50
[  132.148237][ T1145]  rtnl_newlink+0x8d1/0xea0
[  132.148425][ T1145]  ? lock_acquire.part.0+0xbc/0x260
[  132.148623][ T1145]  ? __rtnl_newlink+0xa50/0xa50
[  132.148818][ T1145]  ? mark_usage+0x61/0x170
[  132.149010][ T1145]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.149211][ T1145]  ? __rtnl_newlink+0xa50/0xa50
[  132.149398][ T1145]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.149597][ T1145]  ? validate_chain+0x38b/0xc20
[  132.149796][ T1145]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.150004][ T1145]  ? __lock_acquire+0x508/0xc10
[  132.150207][ T1145]  ? lock_acquire.part.0+0xbc/0x260
[  132.150397][ T1145]  ? find_held_lock+0x2b/0x80
[  132.150609][ T1145]  netlink_rcv_skb+0x14e/0x3a0
[  132.150820][ T1145]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.151007][ T1145]  ? netlink_ack+0xcd0/0xcd0
[  132.151234][ T1145]  ? netlink_deliver_tap+0xc5/0x330
[  132.151420][ T1145]  ? netlink_deliver_tap+0x13c/0x330
[  132.151619][ T1145]  netlink_unicast+0x486/0x750
[  132.151817][ T1145]  ? netlink_attachskb+0x810/0x810
[  132.152007][ T1145]  ? __lock_acquire+0x508/0xc10
[  132.152234][ T1145]  netlink_sendmsg+0x735/0xc60
[  132.152425][ T1145]  ? netlink_unicast+0x750/0x750
[  132.152623][ T1145]  ? __might_fault+0x97/0x140
[  132.152820][ T1145]  ____sys_sendmsg+0x419/0x850
[  132.153007][ T1145]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.153207][ T1145]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.153429][ T1145]  ? move_addr_to_kernel+0x40/0x40
[  132.153634][ T1145]  ___sys_sendmsg+0x14e/0x1d0
[  132.153829][ T1145]  ? copy_msghdr_from_user+0x460/0x460
[  132.154020][ T1145]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  132.154255][ T1145]  ? do_sys_openat2+0xfd/0x170
[  132.154445][ T1145]  __sys_sendmsg+0x145/0x1f0
[  132.154643][ T1145]  ? __sys_sendmsg_sock+0x20/0x20
[  132.154843][ T1145]  ? fpregs_restore_userregs+0x14b/0x310
[  132.155032][ T1145]  ? rcu_is_watching+0x15/0xd0
[  132.155234][ T1145]  do_syscall_64+0x117/0xfc0
[  132.155421][ T1145]  ? trace_hardirqs_off+0xd/0x30
[  132.155618][ T1145]  ? exc_page_fault+0xee/0x100
[  132.155816][ T1145]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.156034][ T1145] RIP: 0033:0x7efe82eac08e
[  132.156238][ T1145] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.156785][ T1145] RSP: 002b:00007ffc60d62710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.157041][ T1145] RAX: ffffffffffffffda RBX: 00007ffc60d62eb8 RCX: 00007efe82eac08e
[  132.157307][ T1145] RDX: 0000000000000000 RSI: 00007ffc60d627c0 RDI: 0000000000000005
[  132.157574][ T1145] RBP: 00007ffc60d62720 R08: 0000000000000000 R09: 0000000000000000
[  132.157833][ T1145] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  132.158077][ T1145] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc60d62e80
[  132.158343][ T1145]  </TASK>
[  132.158490][ T1145] irq event stamp: 22317
[  132.158649][ T1145] hardirqs last  enabled at (22327): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.158943][ T1145] hardirqs last disabled at (22336): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.159237][ T1145] softirqs last  enabled at (21330): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.159520][ T1145] softirqs last disabled at (21323): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.159814][ T1145] ---[ end trace 0000000000000000 ]---
[  132.165858][ T1145] ------------[ cut here ]------------
[  132.166004][ T1145] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1145
[  132.166278][ T1145] CPU: 0 UID: 0 PID: 1145 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.166552][ T1145] Tainted: [W]=WARN
[  132.166652][ T1145] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.166825][ T1145] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.166997][ T1145] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.167578][ T1145] RSP: 0018:ffa0000002bd71a0 EFLAGS: 00010286
[  132.167753][ T1145] RAX: 00000000ffffffa6 RBX: ff11000010cd91c0 RCX: 1ff400000057adfa
[  132.167952][ T1145] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010cd9278
[  132.168157][ T1145] RBP: ff110000161e4000 R08: 1fe220000219b250 R09: ff110000161bae80
[  132.168357][ T1145] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  132.168558][ T1145] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  132.168853][ T1145] FS:  00007efe82c72840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  132.169084][ T1145] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.169256][ T1145] CR2: 000000000042ebe0 CR3: 0000000015aef003 CR4: 0000000000771ef0
[  132.169455][ T1145] PKRU: 55555554
[  132.169557][ T1145] Call Trace:
[  132.169654][ T1145]  <TASK>
[  132.169730][ T1145]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.169863][ T1145]  rtmsg_ifinfo+0x5c/0xb0
[  132.169964][ T1145]  __dev_notify_flags+0x1b8/0x280
[  132.170103][ T1145]  ? netif_change_name+0x8c0/0x8c0
[  132.170242][ T1145]  ? rtnl_af_lookup+0x290/0x290
[  132.170375][ T1145]  ? alloc_netdev_mqs+0xed0/0x1490
[  132.170603][ T1145]  rtnl_configure_link+0x1ac/0x390
[  132.170744][ T1145]  rtnl_newlink_create+0x353/0x780
[  132.170879][ T1145]  ? rtnl_create_link+0xf20/0xf20
[  132.171012][ T1145]  ? __dev_get_by_name+0x12/0x50
[  132.171152][ T1145]  ? rtnl_dev_get+0xd7/0x170
[  132.171289][ T1145]  __rtnl_newlink+0x22b/0xa50
[  132.171425][ T1145]  rtnl_newlink+0x8d1/0xea0
[  132.171561][ T1145]  ? lock_acquire.part.0+0xbc/0x260
[  132.171699][ T1145]  ? __rtnl_newlink+0xa50/0xa50
[  132.171830][ T1145]  ? mark_usage+0x61/0x170
[  132.171965][ T1145]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.172103][ T1145]  ? __rtnl_newlink+0xa50/0xa50
[  132.172237][ T1145]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.172370][ T1145]  ? validate_chain+0x38b/0xc20
[  132.172502][ T1145]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.172639][ T1145]  ? __lock_acquire+0x508/0xc10
[  132.172868][ T1145]  ? lock_acquire.part.0+0xbc/0x260
[  132.173000][ T1145]  ? find_held_lock+0x2b/0x80
[  132.173138][ T1145]  netlink_rcv_skb+0x14e/0x3a0
[  132.173270][ T1145]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.173401][ T1145]  ? netlink_ack+0xcd0/0xcd0
[  132.173541][ T1145]  ? netlink_deliver_tap+0xc5/0x330
[  132.173676][ T1145]  ? netlink_deliver_tap+0x13c/0x330
[  132.173811][ T1145]  netlink_unicast+0x486/0x750
[  132.173947][ T1145]  ? netlink_attachskb+0x810/0x810
[  132.174081][ T1145]  ? __lock_acquire+0x508/0xc10
[  132.174222][ T1145]  netlink_sendmsg+0x735/0xc60
[  132.174356][ T1145]  ? netlink_unicast+0x750/0x750
[  132.174490][ T1145]  ? __might_fault+0x97/0x140
[  132.174628][ T1145]  ____sys_sendmsg+0x419/0x850
[  132.174766][ T1145]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.174898][ T1145]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.175159][ T1145]  ? move_addr_to_kernel+0x40/0x40
[  132.175302][ T1145]  ___sys_sendmsg+0x14e/0x1d0
[  132.175440][ T1145]  ? copy_msghdr_from_user+0x460/0x460
[  132.175587][ T1145]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  132.175768][ T1145]  ? do_sys_openat2+0xfd/0x170
[  132.175906][ T1145]  __sys_sendmsg+0x145/0x1f0
[  132.176044][ T1145]  ? __sys_sendmsg_sock+0x20/0x20
[  132.176191][ T1145]  ? fpregs_restore_userregs+0x14b/0x310
[  132.176331][ T1145]  ? rcu_is_watching+0x15/0xd0
[  132.176470][ T1145]  do_syscall_64+0x117/0xfc0
[  132.176611][ T1145]  ? trace_hardirqs_off+0xd/0x30
[  132.176755][ T1145]  ? exc_page_fault+0xee/0x100
[  132.176892][ T1145]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.177064][ T1145] RIP: 0033:0x7efe82eac08e
[  132.177213][ T1145] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.177704][ T1145] RSP: 002b:00007ffc60d62710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.177910][ T1145] RAX: ffffffffffffffda RBX: 00007ffc60d62eb8 RCX: 00007efe82eac08e
[  132.178112][ T1145] RDX: 0000000000000000 RSI: 00007ffc60d627c0 RDI: 0000000000000005
[  132.178318][ T1145] RBP: 00007ffc60d62720 R08: 0000000000000000 R09: 0000000000000000
[  132.178621][ T1145] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  132.178836][ T1145] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc60d62e80
[  132.179047][ T1145]  </TASK>
[  132.179155][ T1145] irq event stamp: 26947
[  132.179255][ T1145] hardirqs last  enabled at (26955): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.179485][ T1145] hardirqs last disabled at (26962): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.179729][ T1145] softirqs last  enabled at (26290): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.179959][ T1145] softirqs last disabled at (26283): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.180195][ T1145] ---[ end trace 0000000000000000 ]---
[  132.208497][ T1146] ------------[ cut here ]------------
[  132.208733][ T1146] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1146
[  132.209071][ T1146] CPU: 2 UID: 0 PID: 1146 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.209433][ T1146] Tainted: [W]=WARN
[  132.209607][ T1146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.209837][ T1146] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.210059][ T1146] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.210620][ T1146] RSP: 0018:ffa0000002be7050 EFLAGS: 00010286
[  132.210862][ T1146] RAX: 00000000ffffffa6 RBX: ff11000013c3fe00 RCX: 1ff400000057cdd0
[  132.211126][ T1146] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c3feb8
[  132.211376][ T1146] RBP: ff11000015ae1000 R08: 1fe2200002787fd8 R09: ff110000161bd180
[  132.211631][ T1146] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  132.211881][ T1146] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  132.212141][ T1146] FS:  00007f3bfd81b840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  132.212424][ T1146] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.212649][ T1146] CR2: 00007f3bfdba3900 CR3: 00000000050dd004 CR4: 0000000000771ef0
[  132.212906][ T1146] PKRU: 55555554
[  132.213052][ T1146] Call Trace:
[  132.213212][ T1146]  <TASK>
[  132.213329][ T1146]  ? rcu_is_watching+0x15/0xd0
[  132.213512][ T1146]  rtnetlink_event+0xe0/0x1f0
[  132.213718][ T1146]  notifier_call_chain+0xb0/0x320
[  132.213903][ T1146]  netif_set_mac_address+0x2dd/0x410
[  132.214085][ T1146]  ? rcu_is_watching+0x15/0xd0
[  132.214279][ T1146]  ? netif_set_group+0x70/0x70
[  132.214462][ T1146]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[  132.214695][ T1146]  ? is_bpf_text_address+0x72/0x110
[  132.214881][ T1146]  do_setlink.isra.0+0x706/0x2750
[  132.215067][ T1146]  ? rtnl_link_get_size+0x350/0x350
[  132.215263][ T1146]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  132.215478][ T1146]  ? rcu_read_lock_any_held+0x3c/0x90
[  132.215676][ T1146]  ? validate_chain+0x38b/0xc20
[  132.215863][ T1146]  ? rcu_read_lock_any_held+0x66/0x90
[  132.216043][ T1146]  ? stack_depot_save_flags+0x367/0x770
[  132.216240][ T1146]  ? __lock_acquire+0x508/0xc10
[  132.216426][ T1146]  ? lock_acquire.part.0+0xbc/0x260
[  132.216617][ T1146]  ? rtnl_newlink+0x883/0xea0
[  132.216809][ T1146]  ? rcu_is_watching+0x15/0xd0
[  132.216990][ T1146]  ? lock_acquire+0x134/0x160
[  132.217180][ T1146]  ? rcu_is_watching+0x15/0xd0
[  132.217360][ T1146]  ? rcu_is_watching+0x15/0xd0
[  132.217547][ T1146]  ? trace_contention_end+0xb3/0x1a0
[  132.217738][ T1146]  ? __mutex_lock+0x1db/0x2010
[  132.217926][ T1146]  ? __mutex_lock+0x9b2/0x2010
[  132.218122][ T1146]  ? rtnl_newlink+0x883/0xea0
[  132.218307][ T1146]  ? __rtnl_newlink+0x3fa/0xa50
[  132.218491][ T1146]  rtnl_newlink+0x8d1/0xea0
[  132.218691][ T1146]  ? lock_acquire.part.0+0xbc/0x260
[  132.218873][ T1146]  ? __rtnl_newlink+0xa50/0xa50
[  132.219052][ T1146]  ? mark_usage+0x61/0x170
[  132.219249][ T1146]  ? lock_acquire.part.0+0xbc/0x260
[  132.219433][ T1146]  ? find_held_lock+0x2b/0x80
[  132.219626][ T1146]  ? __rtnl_newlink+0xa50/0xa50
[  132.219816][ T1146]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.219998][ T1146]  ? __rtnl_newlink+0xa50/0xa50
[  132.220192][ T1146]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.220375][ T1146]  ? validate_chain+0x38b/0xc20
[  132.220562][ T1146]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.220755][ T1146]  ? __lock_acquire+0x508/0xc10
[  132.220937][ T1146]  ? lock_acquire.part.0+0xbc/0x260
[  132.221128][ T1146]  ? find_held_lock+0x2b/0x80
[  132.221311][ T1146]  netlink_rcv_skb+0x14e/0x3a0
[  132.221493][ T1146]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.221690][ T1146]  ? netlink_ack+0xcd0/0xcd0
[  132.221876][ T1146]  ? netlink_deliver_tap+0xc5/0x330
[  132.222055][ T1146]  ? netlink_deliver_tap+0x13c/0x330
[  132.222254][ T1146]  netlink_unicast+0x486/0x750
[  132.222437][ T1146]  ? netlink_attachskb+0x810/0x810
[  132.222629][ T1146]  ? __lock_acquire+0x508/0xc10
[  132.222818][ T1146]  netlink_sendmsg+0x735/0xc60
[  132.223000][ T1146]  ? netlink_unicast+0x750/0x750
[  132.223198][ T1146]  ? __might_fault+0x97/0x140
[  132.223380][ T1146]  ____sys_sendmsg+0x419/0x850
[  132.223571][ T1146]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.223766][ T1146]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.223979][ T1146]  ? move_addr_to_kernel+0x40/0x40
[  132.224178][ T1146]  ? stack_depot_save_flags+0x367/0x770
[  132.224359][ T1146]  ? validate_chain+0x38b/0xc20
[  132.224546][ T1146]  ___sys_sendmsg+0x14e/0x1d0
[  132.224737][ T1146]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  132.224955][ T1146]  ? copy_msghdr_from_user+0x460/0x460
[  132.225160][ T1146]  __sys_sendmsg+0x145/0x1f0
[  132.225343][ T1146]  ? __sys_sendmsg_sock+0x20/0x20
[  132.225525][ T1146]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  132.225751][ T1146]  ? do_raw_spin_unlock+0x59/0x250
[  132.225933][ T1146]  ? rcu_is_watching+0x15/0xd0
[  132.226127][ T1146]  do_syscall_64+0x117/0xfc0
[  132.226307][ T1146]  ? trace_hardirqs_off+0xd/0x30
[  132.226491][ T1146]  ? exc_page_fault+0xee/0x100
[  132.226692][ T1146]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.226908][ T1146] RIP: 0033:0x7f3bfda5508e
[  132.227109][ T1146] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.227644][ T1146] RSP: 002b:00007fff3c4b3400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.227901][ T1146] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3bfda5508e
[  132.228161][ T1146] RDX: 0000000000000000 RSI: 00007fff3c4b34b0 RDI: 0000000000000005
[  132.228406][ T1146] RBP: 00007fff3c4b3410 R08: 0000000000000000 R09: 0000000000000000
[  132.228664][ T1146] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e8
[  132.228919][ T1146] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3c4b3b80
[  132.229181][ T1146]  </TASK>
[  132.229328][ T1146] irq event stamp: 22261
[  132.229475][ T1146] hardirqs last  enabled at (22271): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.229769][ T1146] hardirqs last disabled at (22280): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.230048][ T1146] softirqs last  enabled at (21316): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.230340][ T1146] softirqs last disabled at (21311): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.230628][ T1146] ---[ end trace 0000000000000000 ]---
[  132.272380][ T1147] ------------[ cut here ]------------
[  132.272584][ T1147] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1147
[  132.272862][ T1147] CPU: 3 UID: 0 PID: 1147 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.273139][ T1147] Tainted: [W]=WARN
[  132.273239][ T1147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.273408][ T1147] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.273586][ T1147] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.274062][ T1147] RSP: 0018:ffa0000002bf7050 EFLAGS: 00010286
[  132.274236][ T1147] RAX: 00000000ffffffa6 RBX: ff11000013d2d540 RCX: 1ff400000057edd0
[  132.274436][ T1147] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d2d5f8
[  132.274639][ T1147] RBP: ff11000015ae4000 R08: 1fe22000027a5ac0 R09: ff11000013bc5180
[  132.274843][ T1147] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  132.275040][ T1147] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  132.275247][ T1147] FS:  00007ffa55ff4840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  132.275483][ T1147] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.275654][ T1147] CR2: 00000000075d2988 CR3: 00000000159c4001 CR4: 0000000000771ef0
[  132.275868][ T1147] PKRU: 55555554
[  132.275967][ T1147] Call Trace:
[  132.276066][ T1147]  <TASK>
[  132.276142][ T1147]  ? rcu_is_watching+0x15/0xd0
[  132.276276][ T1147]  rtnetlink_event+0xe0/0x1f0
[  132.276413][ T1147]  notifier_call_chain+0xb0/0x320
[  132.276555][ T1147]  netif_set_mac_address+0x2dd/0x410
[  132.276695][ T1147]  ? rcu_is_watching+0x15/0xd0
[  132.276829][ T1147]  ? netif_set_group+0x70/0x70
[  132.276964][ T1147]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[  132.277134][ T1147]  ? is_bpf_text_address+0x72/0x110
[  132.277271][ T1147]  do_setlink.isra.0+0x706/0x2750
[  132.277406][ T1147]  ? rtnl_link_get_size+0x350/0x350
[  132.277545][ T1147]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  132.277716][ T1147]  ? rcu_read_lock_any_held+0x3c/0x90
[  132.277849][ T1147]  ? validate_chain+0x38b/0xc20
[  132.277982][ T1147]  ? rcu_read_lock_any_held+0x66/0x90
[  132.278122][ T1147]  ? stack_depot_save_flags+0x367/0x770
[  132.278256][ T1147]  ? __lock_acquire+0x508/0xc10
[  132.278389][ T1147]  ? lock_acquire.part.0+0xbc/0x260
[  132.278526][ T1147]  ? rtnl_newlink+0x883/0xea0
[  132.278661][ T1147]  ? rcu_is_watching+0x15/0xd0
[  132.278799][ T1147]  ? lock_acquire+0x134/0x160
[  132.278931][ T1147]  ? rcu_is_watching+0x15/0xd0
[  132.279063][ T1147]  ? rcu_is_watching+0x15/0xd0
[  132.279203][ T1147]  ? trace_contention_end+0xb3/0x1a0
[  132.279338][ T1147]  ? __mutex_lock+0x1db/0x2010
[  132.279473][ T1147]  ? __mutex_lock+0x9b2/0x2010
[  132.279612][ T1147]  ? rtnl_newlink+0x883/0xea0
[  132.279757][ T1147]  ? __rtnl_newlink+0x3fa/0xa50
[  132.279895][ T1147]  rtnl_newlink+0x8d1/0xea0
[  132.280030][ T1147]  ? lock_acquire.part.0+0xbc/0x260
[  132.280240][ T1147]  ? __rtnl_newlink+0xa50/0xa50
[  132.280374][ T1147]  ? mark_usage+0x61/0x170
[  132.280513][ T1147]  ? lock_acquire.part.0+0xbc/0x260
[  132.280648][ T1147]  ? find_held_lock+0x2b/0x80
[  132.280787][ T1147]  ? __rtnl_newlink+0xa50/0xa50
[  132.280920][ T1147]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.281054][ T1147]  ? __rtnl_newlink+0xa50/0xa50
[  132.281336][ T1147]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.281470][ T1147]  ? validate_chain+0x38b/0xc20
[  132.281608][ T1147]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.281747][ T1147]  ? __lock_acquire+0x508/0xc10
[  132.281882][ T1147]  ? lock_acquire.part.0+0xbc/0x260
[  132.282014][ T1147]  ? find_held_lock+0x2b/0x80
[  132.282216][ T1147]  netlink_rcv_skb+0x14e/0x3a0
[  132.282351][ T1147]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.282486][ T1147]  ? netlink_ack+0xcd0/0xcd0
[  132.282626][ T1147]  ? netlink_deliver_tap+0xc5/0x330
[  132.282767][ T1147]  ? netlink_deliver_tap+0x13c/0x330
[  132.282902][ T1147]  netlink_unicast+0x486/0x750
[  132.283038][ T1147]  ? netlink_attachskb+0x810/0x810
[  132.283269][ T1147]  ? __lock_acquire+0x508/0xc10
[  132.283403][ T1147]  netlink_sendmsg+0x735/0xc60
[  132.283552][ T1147]  ? netlink_unicast+0x750/0x750
[  132.283703][ T1147]  ? __might_fault+0x97/0x140
[  132.283839][ T1147]  ____sys_sendmsg+0x419/0x850
[  132.283972][ T1147]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.284161][ T1147]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.284331][ T1147]  ? move_addr_to_kernel+0x40/0x40
[  132.284468][ T1147]  ? stack_depot_save_flags+0x367/0x770
[  132.284606][ T1147]  ? validate_chain+0x38b/0xc20
[  132.284748][ T1147]  ___sys_sendmsg+0x14e/0x1d0
[  132.284884][ T1147]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  132.285052][ T1147]  ? copy_msghdr_from_user+0x460/0x460
[  132.285253][ T1147]  __sys_sendmsg+0x145/0x1f0
[  132.285389][ T1147]  ? __sys_sendmsg_sock+0x20/0x20
[  132.285525][ T1147]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  132.285697][ T1147]  ? restore_fpregs_from_fpstate+0x44/0x130
[  132.285864][ T1147]  ? fpregs_restore_userregs+0x14b/0x310
[  132.285998][ T1147]  ? rcu_is_watching+0x15/0xd0
[  132.286201][ T1147]  do_syscall_64+0x117/0xfc0
[  132.286334][ T1147]  ? trace_hardirqs_off+0xd/0x30
[  132.286468][ T1147]  ? exc_page_fault+0xee/0x100
[  132.286608][ T1147]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.286778][ T1147] RIP: 0033:0x7ffa5622e08e
[  132.286918][ T1147] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.287439][ T1147] RSP: 002b:00007fffcb279880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.287651][ T1147] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ffa5622e08e
[  132.287875][ T1147] RDX: 0000000000000000 RSI: 00007fffcb279930 RDI: 0000000000000005
[  132.288074][ T1147] RBP: 00007fffcb279890 R08: 0000000000000000 R09: 0000000000000000
[  132.288276][ T1147] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e8
[  132.288492][ T1147] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcb27a000
[  132.288705][ T1147]  </TASK>
[  132.288808][ T1147] irq event stamp: 33349
[  132.288908][ T1147] hardirqs last  enabled at (33357): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.289146][ T1147] hardirqs last disabled at (33366): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.289379][ T1147] softirqs last  enabled at (33282): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.289614][ T1147] softirqs last disabled at (33223): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.289847][ T1147] ---[ end trace 0000000000000000 ]---
[  132.329432][ T1148] vethA: entered promiscuous mode
[  132.329718][ T1148] ------------[ cut here ]------------
[  132.329905][ T1148] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1148
[  132.330244][ T1148] CPU: 2 UID: 0 PID: 1148 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.330587][ T1148] Tainted: [W]=WARN
[  132.330749][ T1148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.330969][ T1148] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.331215][ T1148] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.331778][ T1148] RSP: 0018:ffa0000002bf6fb0 EFLAGS: 00010286
[  132.332004][ T1148] RAX: 00000000ffffffa6 RBX: ff110000158ce900 RCX: 1ff400000057edbc
[  132.332275][ T1148] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158ce9b8
[  132.332533][ T1148] RBP: ff11000015ae1000 R08: 1fe2200002b19d38 R09: ff11000013f20b80
[  132.332803][ T1148] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[  132.333061][ T1148] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ae1000
[  132.333328][ T1148] FS:  00007f5ffd28f840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  132.333634][ T1148] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.333861][ T1148] CR2: 00007f5ffd488460 CR3: 0000000016047006 CR4: 0000000000771ef0
[  132.334135][ T1148] PKRU: 55555554
[  132.334290][ T1148] Call Trace:
[  132.334443][ T1148]  <TASK>
[  132.334571][ T1148]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.334771][ T1148]  ? netlink_sendmsg+0x735/0xc60
[  132.334961][ T1148]  rtmsg_ifinfo+0x5c/0xb0
[  132.335130][ T1148]  __dev_notify_flags+0x1b8/0x280
[  132.335320][ T1148]  ? netdev_info+0xe2/0x116
[  132.335515][ T1148]  ? netdev_notice+0x120/0x120
[  132.335718][ T1148]  ? netif_change_name+0x8c0/0x8c0
[  132.335914][ T1148]  __dev_set_promiscuity+0x194/0x230
[  132.336118][ T1148]  netif_set_promiscuity+0x4c/0xc0
[  132.336308][ T1148]  dev_set_promiscuity+0x9d/0x150
[  132.336499][ T1148]  hsr_add_port+0x48c/0xb60
[  132.336706][ T1148]  ? hsr_port_exists+0x60/0x60
[  132.336899][ T1148]  ? timer_init_key+0x10d/0x280
[  132.337094][ T1148]  hsr_dev_finalize+0x6e8/0xc00
[  132.337300][ T1148]  ? alloc_netdev_mqs+0xed0/0x1490
[  132.337490][ T1148]  hsr_newlink+0x3b0/0x980
[  132.337695][ T1148]  ? hsr_dellink+0x90/0x90
[  132.337889][ T1148]  ? rtnl_create_link+0x169/0xf20
[  132.338079][ T1148]  ? nla_strscpy+0xe3/0x180
[  132.338284][ T1148]  rtnl_newlink_create+0x2da/0x780
[  132.338477][ T1148]  ? rtnl_create_link+0xf20/0xf20
[  132.338685][ T1148]  ? __dev_get_by_name+0x12/0x50
[  132.338877][ T1148]  ? rtnl_dev_get+0xd7/0x170
[  132.339071][ T1148]  __rtnl_newlink+0x22b/0xa50
[  132.339279][ T1148]  rtnl_newlink+0x8d1/0xea0
[  132.339472][ T1148]  ? lock_acquire.part.0+0xbc/0x260
[  132.339679][ T1148]  ? __rtnl_newlink+0xa50/0xa50
[  132.339869][ T1148]  ? mark_usage+0x61/0x170
[  132.340063][ T1148]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.340265][ T1148]  ? __rtnl_newlink+0xa50/0xa50
[  132.340456][ T1148]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.340655][ T1148]  ? validate_chain+0x38b/0xc20
[  132.340852][ T1148]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.341042][ T1148]  ? __lock_acquire+0x508/0xc10
[  132.341246][ T1148]  ? lock_acquire.part.0+0xbc/0x260
[  132.341435][ T1148]  ? find_held_lock+0x2b/0x80
[  132.341637][ T1148]  netlink_rcv_skb+0x14e/0x3a0
[  132.341834][ T1148]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.342023][ T1148]  ? netlink_ack+0xcd0/0xcd0
[  132.342225][ T1148]  ? netlink_deliver_tap+0xc5/0x330
[  132.342414][ T1148]  ? netlink_deliver_tap+0x13c/0x330
[  132.342616][ T1148]  netlink_unicast+0x486/0x750
[  132.342816][ T1148]  ? netlink_attachskb+0x810/0x810
[  132.343007][ T1148]  ? __lock_acquire+0x508/0xc10
[  132.343212][ T1148]  netlink_sendmsg+0x735/0xc60
[  132.343403][ T1148]  ? netlink_unicast+0x750/0x750
[  132.343603][ T1148]  ? __might_fault+0x97/0x140
[  132.343805][ T1148]  ____sys_sendmsg+0x419/0x850
[  132.343997][ T1148]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.344200][ T1148]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.344422][ T1148]  ? move_addr_to_kernel+0x40/0x40
[  132.344627][ T1148]  ___sys_sendmsg+0x14e/0x1d0
[  132.344824][ T1148]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.345015][ T1148]  ? copy_msghdr_from_user+0x460/0x460
[  132.345226][ T1148]  ? lock_vma_under_rcu+0x159/0x410
[  132.345417][ T1148]  __sys_sendmsg+0x145/0x1f0
[  132.345616][ T1148]  ? __sys_sendmsg_sock+0x20/0x20
[  132.345816][ T1148]  ? rcu_is_watching+0x15/0xd0
[  132.346006][ T1148]  ? rcu_is_watching+0x15/0xd0
[  132.346210][ T1148]  do_syscall_64+0x117/0xfc0
[  132.346401][ T1148]  ? trace_hardirqs_off+0xd/0x30
[  132.346603][ T1148]  ? exc_page_fault+0xee/0x100
[  132.346802][ T1148]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.347026][ T1148] RIP: 0033:0x7f5ffd4c908e
[  132.347234][ T1148] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.347799][ T1148] RSP: 002b:00007ffeaacbcfd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.348059][ T1148] RAX: ffffffffffffffda RBX: 00007ffeaacbd780 RCX: 00007f5ffd4c908e
[  132.348327][ T1148] RDX: 0000000000000000 RSI: 00007ffeaacbd080 RDI: 0000000000000005
[  132.348599][ T1148] RBP: 00007ffeaacbcfe0 R08: 0000000000000000 R09: 0000000000000000
[  132.348867][ T1148] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  132.349142][ T1148] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeaacbd750
[  132.349406][ T1148]  </TASK>
[  132.349567][ T1148] irq event stamp: 24501
[  132.349731][ T1148] hardirqs last  enabled at (24511): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.350024][ T1148] hardirqs last disabled at (24520): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.350327][ T1148] softirqs last  enabled at (23600): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.350631][ T1148] softirqs last disabled at (23593): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.350930][ T1148] ---[ end trace 0000000000000000 ]---
[  132.351374][ T1148] ------------[ cut here ]------------
[  132.351559][ T1148] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1148
[  132.351882][ T1148] CPU: 2 UID: 0 PID: 1148 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.352219][ T1148] Tainted: [W]=WARN
[  132.352372][ T1148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.352603][ T1148] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.352837][ T1148] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.353385][ T1148] RSP: 0018:ffa0000002bf6f90 EFLAGS: 00010286
[  132.353615][ T1148] RAX: 00000000ffffffa6 RBX: ff110000158cec80 RCX: 1ff400000057edb8
[  132.353876][ T1148] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158ced38
[  132.354143][ T1148] RBP: ff11000015ae1000 R08: 1fe2200002b19da8 R09: ff11000013f20b80
[  132.354397][ T1148] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  132.354665][ T1148] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  132.354929][ T1148] FS:  00007f5ffd28f840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  132.355231][ T1148] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.355452][ T1148] CR2: 00007f5ffd488460 CR3: 0000000016047006 CR4: 0000000000771ef0
[  132.355723][ T1148] PKRU: 55555554
[  132.355874][ T1148] Call Trace:
[  132.356025][ T1148]  <TASK>
[  132.356154][ T1148]  ? rcu_is_watching+0x15/0xd0
[  132.356342][ T1148]  rtnetlink_event+0xe0/0x1f0
[  132.356533][ T1148]  notifier_call_chain+0xb0/0x320
[  132.356732][ T1148]  __netdev_upper_dev_link+0x3a5/0x590
[  132.356925][ T1148]  ? netdev_wait_allrefs_any+0x570/0x570
[  132.357128][ T1148]  ? do_raw_spin_lock+0x131/0x280
[  132.357314][ T1148]  ? find_held_lock+0x2b/0x80
[  132.357502][ T1148]  netdev_master_upper_dev_link+0x86/0xb0
[  132.357706][ T1148]  ? netdev_upper_dev_link+0xb0/0xb0
[  132.357895][ T1148]  ? lockdep_rtnl_is_held+0x1a/0x20
[  132.358081][ T1148]  ? hsr_port_get_hsr+0x9c/0x150
[  132.358282][ T1148]  hsr_add_port+0x4eb/0xb60
[  132.358468][ T1148]  ? hsr_port_exists+0x60/0x60
[  132.358674][ T1148]  ? timer_init_key+0x10d/0x280
[  132.358863][ T1148]  hsr_dev_finalize+0x6e8/0xc00
[  132.359052][ T1148]  ? alloc_netdev_mqs+0xed0/0x1490
[  132.359250][ T1148]  hsr_newlink+0x3b0/0x980
[  132.359437][ T1148]  ? hsr_dellink+0x90/0x90
[  132.359633][ T1148]  ? rtnl_create_link+0x169/0xf20
[  132.359824][ T1148]  ? nla_strscpy+0xe3/0x180
[  132.360014][ T1148]  rtnl_newlink_create+0x2da/0x780
[  132.360215][ T1148]  ? rtnl_create_link+0xf20/0xf20
[  132.360402][ T1148]  ? __dev_get_by_name+0x12/0x50
[  132.360599][ T1148]  ? rtnl_dev_get+0xd7/0x170
[  132.360799][ T1148]  __rtnl_newlink+0x22b/0xa50
[  132.360989][ T1148]  rtnl_newlink+0x8d1/0xea0
[  132.361186][ T1148]  ? lock_acquire.part.0+0xbc/0x260
[  132.361371][ T1148]  ? __rtnl_newlink+0xa50/0xa50
[  132.361564][ T1148]  ? mark_usage+0x61/0x170
[  132.361764][ T1148]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.361952][ T1148]  ? __rtnl_newlink+0xa50/0xa50
[  132.362151][ T1148]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.362337][ T1148]  ? validate_chain+0x38b/0xc20
[  132.362525][ T1148]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.362725][ T1148]  ? __lock_acquire+0x508/0xc10
[  132.362915][ T1148]  ? lock_acquire.part.0+0xbc/0x260
[  132.363113][ T1148]  ? find_held_lock+0x2b/0x80
[  132.363301][ T1148]  netlink_rcv_skb+0x14e/0x3a0
[  132.363486][ T1148]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.363689][ T1148]  ? netlink_ack+0xcd0/0xcd0
[  132.363880][ T1148]  ? netlink_deliver_tap+0xc5/0x330
[  132.364065][ T1148]  ? netlink_deliver_tap+0x13c/0x330
[  132.364267][ T1148]  netlink_unicast+0x486/0x750
[  132.364456][ T1148]  ? netlink_attachskb+0x810/0x810
[  132.364652][ T1148]  ? __lock_acquire+0x508/0xc10
[  132.364846][ T1148]  netlink_sendmsg+0x735/0xc60
[  132.365033][ T1148]  ? netlink_unicast+0x750/0x750
[  132.365233][ T1148]  ? __might_fault+0x97/0x140
[  132.365419][ T1148]  ____sys_sendmsg+0x419/0x850
[  132.365615][ T1148]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.365813][ T1148]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.366032][ T1148]  ? move_addr_to_kernel+0x40/0x40
[  132.366236][ T1148]  ___sys_sendmsg+0x14e/0x1d0
[  132.366421][ T1148]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.366618][ T1148]  ? copy_msghdr_from_user+0x460/0x460
[  132.366823][ T1148]  ? lock_vma_under_rcu+0x159/0x410
[  132.367014][ T1148]  __sys_sendmsg+0x145/0x1f0
[  132.367215][ T1148]  ? __sys_sendmsg_sock+0x20/0x20
[  132.367403][ T1148]  ? rcu_is_watching+0x15/0xd0
[  132.367599][ T1148]  ? rcu_is_watching+0x15/0xd0
[  132.367796][ T1148]  do_syscall_64+0x117/0xfc0
[  132.367985][ T1148]  ? trace_hardirqs_off+0xd/0x30
[  132.368183][ T1148]  ? exc_page_fault+0xee/0x100
[  132.368369][ T1148]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.368597][ T1148] RIP: 0033:0x7f5ffd4c908e
[  132.368794][ T1148] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.369341][ T1148] RSP: 002b:00007ffeaacbcfd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.369605][ T1148] RAX: ffffffffffffffda RBX: 00007ffeaacbd780 RCX: 00007f5ffd4c908e
[  132.369868][ T1148] RDX: 0000000000000000 RSI: 00007ffeaacbd080 RDI: 0000000000000005
[  132.370131][ T1148] RBP: 00007ffeaacbcfe0 R08: 0000000000000000 R09: 0000000000000000
[  132.370382][ T1148] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  132.370645][ T1148] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeaacbd750
[  132.370910][ T1148]  </TASK>
[  132.371062][ T1148] irq event stamp: 25649
[  132.371226][ T1148] hardirqs last  enabled at (25661): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.371511][ T1148] hardirqs last disabled at (25670): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.371814][ T1148] softirqs last  enabled at (24664): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.372112][ T1148] softirqs last disabled at (24662): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.372399][ T1148] ---[ end trace 0000000000000000 ]---
[  132.372699][ T1148] ------------[ cut here ]------------
[  132.372878][ T1148] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1148
[  132.373210][ T1148] CPU: 2 UID: 0 PID: 1148 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.373543][ T1148] Tainted: [W]=WARN
[  132.373703][ T1148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.373923][ T1148] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.374165][ T1148] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.374719][ T1148] RSP: 0018:ffa0000002bf6f10 EFLAGS: 00010286
[  132.374940][ T1148] RAX: 00000000ffffffa6 RBX: ff110000158ceac0 RCX: 1ff400000057eda8
[  132.375208][ T1148] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158ceb78
[  132.375462][ T1148] RBP: ff11000005209000 R08: 1fe2200002b19d70 R09: ff11000013f20b80
[  132.375735][ T1148] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  132.375988][ T1148] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  132.376256][ T1148] FS:  00007f5ffd28f840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  132.376551][ T1148] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.376785][ T1148] CR2: 00007f5ffd488460 CR3: 0000000016047006 CR4: 0000000000771ef0
[  132.377042][ T1148] PKRU: 55555554
[  132.377206][ T1148] Call Trace:
[  132.377358][ T1148]  <TASK>
[  132.377476][ T1148]  ? rcu_is_watching+0x15/0xd0
[  132.377678][ T1148]  rtnetlink_event+0xe0/0x1f0
[  132.377869][ T1148]  notifier_call_chain+0xb0/0x320
[  132.378058][ T1148]  netif_set_mtu_ext+0x354/0x5f0
[  132.378258][ T1148]  ? dev_validate_mtu+0x180/0x180
[  132.378449][ T1148]  ? __netdev_update_features+0x4b0/0xdf0
[  132.378651][ T1148]  netif_set_mtu+0x85/0xe0
[  132.378848][ T1148]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  132.379041][ T1148]  dev_set_mtu+0x9d/0x150
[  132.379209][ T1148]  ? dev_disable_lro+0x95/0x140
[  132.379401][ T1148]  hsr_add_port+0x6e3/0xb60
[  132.379602][ T1148]  ? hsr_port_exists+0x60/0x60
[  132.379802][ T1148]  ? timer_init_key+0x10d/0x280
[  132.379998][ T1148]  hsr_dev_finalize+0x6e8/0xc00
[  132.380202][ T1148]  ? alloc_netdev_mqs+0xed0/0x1490
[  132.380393][ T1148]  hsr_newlink+0x3b0/0x980
[  132.380594][ T1148]  ? hsr_dellink+0x90/0x90
[  132.380789][ T1148]  ? rtnl_create_link+0x169/0xf20
[  132.380978][ T1148]  ? nla_strscpy+0xe3/0x180
[  132.381179][ T1148]  rtnl_newlink_create+0x2da/0x780
[  132.381372][ T1148]  ? rtnl_create_link+0xf20/0xf20
[  132.381571][ T1148]  ? __dev_get_by_name+0x12/0x50
[  132.381770][ T1148]  ? rtnl_dev_get+0xd7/0x170
[  132.381967][ T1148]  __rtnl_newlink+0x22b/0xa50
[  132.382174][ T1148]  rtnl_newlink+0x8d1/0xea0
[  132.382364][ T1148]  ? lock_acquire.part.0+0xbc/0x260
[  132.382561][ T1148]  ? __rtnl_newlink+0xa50/0xa50
[  132.382752][ T1148]  ? mark_usage+0x61/0x170
[  132.382950][ T1148]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.383152][ T1148]  ? __rtnl_newlink+0xa50/0xa50
[  132.383342][ T1148]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.383536][ T1148]  ? validate_chain+0x38b/0xc20
[  132.383735][ T1148]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.383923][ T1148]  ? __lock_acquire+0x508/0xc10
[  132.384125][ T1148]  ? lock_acquire.part.0+0xbc/0x260
[  132.384312][ T1148]  ? find_held_lock+0x2b/0x80
[  132.384504][ T1148]  netlink_rcv_skb+0x14e/0x3a0
[  132.384709][ T1148]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.384899][ T1148]  ? netlink_ack+0xcd0/0xcd0
[  132.385090][ T1148]  ? netlink_deliver_tap+0xc5/0x330
[  132.385292][ T1148]  ? netlink_deliver_tap+0x13c/0x330
[  132.385481][ T1148]  netlink_unicast+0x486/0x750
[  132.385687][ T1148]  ? netlink_attachskb+0x810/0x810
[  132.385882][ T1148]  ? __lock_acquire+0x508/0xc10
[  132.386072][ T1148]  netlink_sendmsg+0x735/0xc60
[  132.386279][ T1148]  ? netlink_unicast+0x750/0x750
[  132.386472][ T1148]  ? __might_fault+0x97/0x140
[  132.386685][ T1148]  ____sys_sendmsg+0x419/0x850
[  132.386880][ T1148]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.387073][ T1148]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.387313][ T1148]  ? move_addr_to_kernel+0x40/0x40
[  132.387515][ T1148]  ___sys_sendmsg+0x14e/0x1d0
[  132.387720][ T1148]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.387912][ T1148]  ? copy_msghdr_from_user+0x460/0x460
[  132.388123][ T1148]  ? lock_vma_under_rcu+0x159/0x410
[  132.388312][ T1148]  __sys_sendmsg+0x145/0x1f0
[  132.388500][ T1148]  ? __sys_sendmsg_sock+0x20/0x20
[  132.388706][ T1148]  ? rcu_is_watching+0x15/0xd0
[  132.388898][ T1148]  ? rcu_is_watching+0x15/0xd0
[  132.389087][ T1148]  do_syscall_64+0x117/0xfc0
[  132.389289][ T1148]  ? trace_hardirqs_off+0xd/0x30
[  132.389477][ T1148]  ? exc_page_fault+0xee/0x100
[  132.389683][ T1148]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.389905][ T1148] RIP: 0033:0x7f5ffd4c908e
[  132.390113][ T1148] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.390664][ T1148] RSP: 002b:00007ffeaacbcfd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.390930][ T1148] RAX: ffffffffffffffda RBX: 00007ffeaacbd780 RCX: 00007f5ffd4c908e
[  132.391200][ T1148] RDX: 0000000000000000 RSI: 00007ffeaacbd080 RDI: 0000000000000005
[  132.391460][ T1148] RBP: 00007ffeaacbcfe0 R08: 0000000000000000 R09: 0000000000000000
[  132.391737][ T1148] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  132.391993][ T1148] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeaacbd750
[  132.392268][ T1148]  </TASK>
[  132.392420][ T1148] irq event stamp: 26723
[  132.392584][ T1148] hardirqs last  enabled at (26733): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.392882][ T1148] hardirqs last disabled at (26742): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.393184][ T1148] softirqs last  enabled at (25746): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.393471][ T1148] softirqs last disabled at (25744): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.393779][ T1148] ---[ end trace 0000000000000000 ]---
[  132.394016][ T1148] vethB: entered promiscuous mode
[  132.394273][ T1148] ------------[ cut here ]------------
[  132.394455][ T1148] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1148
[  132.394798][ T1148] CPU: 2 UID: 0 PID: 1148 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.395144][ T1148] Tainted: [W]=WARN
[  132.395298][ T1148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.395529][ T1148] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.395771][ T1148] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.396330][ T1148] RSP: 0018:ffa0000002bf6fb0 EFLAGS: 00010286
[  132.396563][ T1148] RAX: 00000000ffffffa6 RBX: ff110000158cf000 RCX: 1ff400000057edbc
[  132.396832][ T1148] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158cf0b8
[  132.397090][ T1148] RBP: ff110000161e4000 R08: 1fe2200002b19e18 R09: ff11000013f20b80
[  132.397363][ T1148] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[  132.397631][ T1148] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000161e4000
[  132.397896][ T1148] FS:  00007f5ffd28f840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  132.398205][ T1148] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.398430][ T1148] CR2: 00007f5ffd488460 CR3: 0000000016047006 CR4: 0000000000771ef0
[  132.398711][ T1148] PKRU: 55555554
[  132.398865][ T1148] Call Trace:
[  132.399020][ T1148]  <TASK>
[  132.399153][ T1148]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.399344][ T1148]  ? netlink_sendmsg+0x735/0xc60
[  132.399538][ T1148]  rtmsg_ifinfo+0x5c/0xb0
[  132.399704][ T1148]  __dev_notify_flags+0x1b8/0x280
[  132.399894][ T1148]  ? netdev_info+0xe2/0x116
[  132.400089][ T1148]  ? netdev_notice+0x120/0x120
[  132.400293][ T1148]  ? netif_change_name+0x8c0/0x8c0
[  132.400486][ T1148]  __dev_set_promiscuity+0x194/0x230
[  132.400690][ T1148]  netif_set_promiscuity+0x4c/0xc0
[  132.400880][ T1148]  dev_set_promiscuity+0x9d/0x150
[  132.401069][ T1148]  hsr_add_port+0x48c/0xb60
[  132.401273][ T1148]  ? hsr_port_exists+0x60/0x60
[  132.401466][ T1148]  ? timer_init_key+0x10d/0x280
[  132.401677][ T1148]  hsr_dev_finalize+0x727/0xc00
[  132.401869][ T1148]  ? alloc_netdev_mqs+0xed0/0x1490
[  132.402056][ T1148]  hsr_newlink+0x3b0/0x980
[  132.402258][ T1148]  ? hsr_dellink+0x90/0x90
[  132.402449][ T1148]  ? rtnl_create_link+0x169/0xf20
[  132.402649][ T1148]  ? nla_strscpy+0xe3/0x180
[  132.402849][ T1148]  rtnl_newlink_create+0x2da/0x780
[  132.403044][ T1148]  ? rtnl_create_link+0xf20/0xf20
[  132.403246][ T1148]  ? __dev_get_by_name+0x12/0x50
[  132.403435][ T1148]  ? rtnl_dev_get+0xd7/0x170
[  132.403641][ T1148]  __rtnl_newlink+0x22b/0xa50
[  132.403843][ T1148]  rtnl_newlink+0x8d1/0xea0
[  132.404035][ T1148]  ? lock_acquire.part.0+0xbc/0x260
[  132.404236][ T1148]  ? __rtnl_newlink+0xa50/0xa50
[  132.404425][ T1148]  ? mark_usage+0x61/0x170
[  132.404634][ T1148]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.404828][ T1148]  ? __rtnl_newlink+0xa50/0xa50
[  132.405019][ T1148]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.405221][ T1148]  ? validate_chain+0x38b/0xc20
[  132.405410][ T1148]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.405610][ T1148]  ? __lock_acquire+0x508/0xc10
[  132.405809][ T1148]  ? lock_acquire.part.0+0xbc/0x260
[  132.405998][ T1148]  ? find_held_lock+0x2b/0x80
[  132.406207][ T1148]  netlink_rcv_skb+0x14e/0x3a0
[  132.406396][ T1148]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.406598][ T1148]  ? netlink_ack+0xcd0/0xcd0
[  132.406802][ T1148]  ? netlink_deliver_tap+0xc5/0x330
[  132.406994][ T1148]  ? netlink_deliver_tap+0x13c/0x330
[  132.407199][ T1148]  netlink_unicast+0x486/0x750
[  132.407390][ T1148]  ? netlink_attachskb+0x810/0x810
[  132.407595][ T1148]  ? __lock_acquire+0x508/0xc10
[  132.407792][ T1148]  netlink_sendmsg+0x735/0xc60
[  132.407984][ T1148]  ? netlink_unicast+0x750/0x750
[  132.408186][ T1148]  ? __might_fault+0x97/0x140
[  132.408377][ T1148]  ____sys_sendmsg+0x419/0x850
[  132.408577][ T1148]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.408775][ T1148]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.408998][ T1148]  ? move_addr_to_kernel+0x40/0x40
[  132.409208][ T1148]  ___sys_sendmsg+0x14e/0x1d0
[  132.409397][ T1148]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.409599][ T1148]  ? copy_msghdr_from_user+0x460/0x460
[  132.409806][ T1148]  ? lock_vma_under_rcu+0x159/0x410
[  132.409999][ T1148]  __sys_sendmsg+0x145/0x1f0
[  132.410204][ T1148]  ? __sys_sendmsg_sock+0x20/0x20
[  132.410397][ T1148]  ? rcu_is_watching+0x15/0xd0
[  132.410602][ T1148]  ? rcu_is_watching+0x15/0xd0
[  132.410802][ T1148]  do_syscall_64+0x117/0xfc0
[  132.410992][ T1148]  ? trace_hardirqs_off+0xd/0x30
[  132.411194][ T1148]  ? exc_page_fault+0xee/0x100
[  132.411383][ T1148]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.411616][ T1148] RIP: 0033:0x7f5ffd4c908e
[  132.411820][ T1148] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.412379][ T1148] RSP: 002b:00007ffeaacbcfd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.412649][ T1148] RAX: ffffffffffffffda RBX: 00007ffeaacbd780 RCX: 00007f5ffd4c908e
[  132.412914][ T1148] RDX: 0000000000000000 RSI: 00007ffeaacbd080 RDI: 0000000000000005
[  132.413285][ T1148] RBP: 00007ffeaacbcfe0 R08: 0000000000000000 R09: 0000000000000000
[  132.413547][ T1148] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  132.413814][ T1148] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeaacbd750
[  132.414188][ T1148]  </TASK>
[  132.414340][ T1148] irq event stamp: 27829
[  132.414494][ T1148] hardirqs last  enabled at (27839): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.414896][ T1148] hardirqs last disabled at (27848): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.415201][ T1148] softirqs last  enabled at (26852): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.415601][ T1148] softirqs last disabled at (26850): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.415904][ T1148] ---[ end trace 0000000000000000 ]---
[  132.416345][ T1148] ------------[ cut here ]------------
[  132.416622][ T1148] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1148
[  132.416944][ T1148] CPU: 2 UID: 0 PID: 1148 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.417376][ T1148] Tainted: [W]=WARN
[  132.417526][ T1148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.417760][ T1148] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.417985][ T1148] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.418639][ T1148] RSP: 0018:ffa0000002bf6f90 EFLAGS: 00010286
[  132.418960][ T1148] RAX: 00000000ffffffa6 RBX: ff110000158cee40 RCX: 1ff400000057edb8
[  132.419224][ T1148] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158ceef8
[  132.419472][ T1148] RBP: ff110000161e4000 R08: 1fe2200002b19de0 R09: ff11000013f20b80
[  132.419835][ T1148] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  132.420083][ T1148] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  132.420440][ T1148] FS:  00007f5ffd28f840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  132.420741][ T1148] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.420958][ T1148] CR2: 00007f5ffd488460 CR3: 0000000016047006 CR4: 0000000000771ef0
[  132.421316][ T1148] PKRU: 55555554
[  132.421465][ T1148] Call Trace:
[  132.421625][ T1148]  <TASK>
[  132.421752][ T1148]  ? rcu_is_watching+0x15/0xd0
[  132.421937][ T1148]  rtnetlink_event+0xe0/0x1f0
[  132.422228][ T1148]  notifier_call_chain+0xb0/0x320
[  132.422413][ T1148]  __netdev_upper_dev_link+0x3a5/0x590
[  132.422607][ T1148]  ? netdev_wait_allrefs_any+0x570/0x570
[  132.422806][ T1148]  ? do_raw_spin_lock+0x131/0x280
[  132.423083][ T1148]  ? find_held_lock+0x2b/0x80
[  132.423283][ T1148]  netdev_master_upper_dev_link+0x86/0xb0
[  132.423472][ T1148]  ? netdev_upper_dev_link+0xb0/0xb0
[  132.423679][ T1148]  ? lockdep_rtnl_is_held+0x1a/0x20
[  132.423954][ T1148]  ? hsr_port_get_hsr+0x9c/0x150
[  132.424151][ T1148]  hsr_add_port+0x4eb/0xb60
[  132.424339][ T1148]  ? hsr_port_exists+0x60/0x60
[  132.424526][ T1148]  ? timer_init_key+0x10d/0x280
[  132.424819][ T1148]  hsr_dev_finalize+0x727/0xc00
[  132.425009][ T1148]  ? alloc_netdev_mqs+0xed0/0x1490
[  132.425206][ T1148]  hsr_newlink+0x3b0/0x980
[  132.425391][ T1148]  ? hsr_dellink+0x90/0x90
[  132.425689][ T1148]  ? rtnl_create_link+0x169/0xf20
[  132.425878][ T1148]  ? nla_strscpy+0xe3/0x180
[  132.426067][ T1148]  rtnl_newlink_create+0x2da/0x780
[  132.426268][ T1148]  ? rtnl_create_link+0xf20/0xf20
[  132.426563][ T1148]  ? __dev_get_by_name+0x12/0x50
[  132.426755][ T1148]  ? rtnl_dev_get+0xd7/0x170
[  132.426948][ T1148]  __rtnl_newlink+0x22b/0xa50
[  132.427150][ T1148]  rtnl_newlink+0x8d1/0xea0
[  132.427430][ T1148]  ? lock_acquire.part.0+0xbc/0x260
[  132.427627][ T1148]  ? __rtnl_newlink+0xa50/0xa50
[  132.427821][ T1148]  ? mark_usage+0x61/0x170
[  132.428010][ T1148]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.428209][ T1148]  ? __rtnl_newlink+0xa50/0xa50
[  132.428393][ T1148]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.428587][ T1148]  ? validate_chain+0x38b/0xc20
[  132.428777][ T1148]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.429053][ T1148]  ? __lock_acquire+0x508/0xc10
[  132.429253][ T1148]  ? lock_acquire.part.0+0xbc/0x260
[  132.429439][ T1148]  ? find_held_lock+0x2b/0x80
[  132.429635][ T1148]  netlink_rcv_skb+0x14e/0x3a0
[  132.429913][ T1148]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.430114][ T1148]  ? netlink_ack+0xcd0/0xcd0
[  132.430305][ T1148]  ? netlink_deliver_tap+0xc5/0x330
[  132.430491][ T1148]  ? netlink_deliver_tap+0x13c/0x330
[  132.430789][ T1148]  netlink_unicast+0x486/0x750
[  132.430985][ T1148]  ? netlink_attachskb+0x810/0x810
[  132.431185][ T1148]  ? __lock_acquire+0x508/0xc10
[  132.431373][ T1148]  netlink_sendmsg+0x735/0xc60
[  132.431675][ T1148]  ? netlink_unicast+0x750/0x750
[  132.431870][ T1148]  ? __might_fault+0x97/0x140
[  132.432060][ T1148]  ____sys_sendmsg+0x419/0x850
[  132.432259][ T1148]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.432545][ T1148]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.432782][ T1148]  ? move_addr_to_kernel+0x40/0x40
[  132.432976][ T1148]  ___sys_sendmsg+0x14e/0x1d0
[  132.433174][ T1148]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.433450][ T1148]  ? copy_msghdr_from_user+0x460/0x460
[  132.433650][ T1148]  ? lock_vma_under_rcu+0x159/0x410
[  132.433848][ T1148]  __sys_sendmsg+0x145/0x1f0
[  132.434037][ T1148]  ? __sys_sendmsg_sock+0x20/0x20
[  132.434240][ T1148]  ? rcu_is_watching+0x15/0xd0
[  132.434425][ T1148]  ? rcu_is_watching+0x15/0xd0
[  132.434620][ T1148]  do_syscall_64+0x117/0xfc0
[  132.434815][ T1148]  ? trace_hardirqs_off+0xd/0x30
[  132.435093][ T1148]  ? exc_page_fault+0xee/0x100
[  132.435291][ T1148]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.435508][ T1148] RIP: 0033:0x7f5ffd4c908e
[  132.435717][ T1148] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.436352][ T1148] RSP: 002b:00007ffeaacbcfd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.436717][ T1148] RAX: ffffffffffffffda RBX: 00007ffeaacbd780 RCX: 00007f5ffd4c908e
[  132.436970][ T1148] RDX: 0000000000000000 RSI: 00007ffeaacbd080 RDI: 0000000000000005
[  132.437326][ T1148] RBP: 00007ffeaacbcfe0 R08: 0000000000000000 R09: 0000000000000000
[  132.437585][ T1148] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  132.437843][ T1148] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeaacbd750
[  132.438210][ T1148]  </TASK>
[  132.438362][ T1148] irq event stamp: 28997
[  132.438514][ T1148] hardirqs last  enabled at (29007): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.438814][ T1148] hardirqs last disabled at (29016): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.439203][ T1148] softirqs last  enabled at (28090): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.439488][ T1148] softirqs last disabled at (28077): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.439877][ T1148] ---[ end trace 0000000000000000 ]---
[  132.443919][ T1148] ------------[ cut here ]------------
[  132.444111][ T1148] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1148
[  132.444418][ T1148] CPU: 2 UID: 0 PID: 1148 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.444750][ T1148] Tainted: [W]=WARN
[  132.444897][ T1148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.445122][ T1148] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.445434][ T1148] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.446061][ T1148] RSP: 0018:ffa0000002bf7160 EFLAGS: 00010286
[  132.446284][ T1148] RAX: 00000000ffffffa6 RBX: ff110000158cf1c0 RCX: 1ff400000057edf2
[  132.446530][ T1148] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158cf278
[  132.446883][ T1148] RBP: ff110000161e4000 R08: 1fe2200002b19e50 R09: ff11000013f20b80
[  132.447150][ T1148] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  132.447402][ T1148] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  132.447778][ T1148] FS:  00007f5ffd28f840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  132.448065][ T1148] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.448391][ T1148] CR2: 00007f5ffd488460 CR3: 0000000016047006 CR4: 0000000000771ef0
[  132.448650][ T1148] PKRU: 55555554
[  132.448805][ T1148] Call Trace:
[  132.448950][ T1148]  <TASK>
[  132.449065][ T1148]  ? rcu_is_watching+0x15/0xd0
[  132.449349][ T1148]  rtnetlink_event+0xe0/0x1f0
[  132.449537][ T1148]  notifier_call_chain+0xb0/0x320
[  132.449733][ T1148]  call_netdevice_notifiers+0x70/0xa0
[  132.449920][ T1148]  ? __dev_open+0x610/0x610
[  132.450212][ T1148]  hsr_dev_finalize+0x9ef/0xc00
[  132.450397][ T1148]  ? alloc_netdev_mqs+0xed0/0x1490
[  132.450590][ T1148]  hsr_newlink+0x3b0/0x980
[  132.450782][ T1148]  ? hsr_dellink+0x90/0x90
[  132.451053][ T1148]  ? rtnl_create_link+0x169/0xf20
[  132.451249][ T1148]  ? nla_strscpy+0xe3/0x180
[  132.451431][ T1148]  rtnl_newlink_create+0x2da/0x780
[  132.451628][ T1148]  ? rtnl_create_link+0xf20/0xf20
[  132.451908][ T1148]  ? __dev_get_by_name+0x12/0x50
[  132.452089][ T1148]  ? rtnl_dev_get+0xd7/0x170
[  132.452288][ T1148]  __rtnl_newlink+0x22b/0xa50
[  132.452473][ T1148]  rtnl_newlink+0x8d1/0xea0
[  132.452765][ T1148]  ? lock_acquire.part.0+0xbc/0x260
[  132.452947][ T1148]  ? __rtnl_newlink+0xa50/0xa50
[  132.453143][ T1148]  ? mark_usage+0x61/0x170
[  132.453333][ T1148]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.453615][ T1148]  ? __rtnl_newlink+0xa50/0xa50
[  132.453810][ T1148]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.453995][ T1148]  ? validate_chain+0x38b/0xc20
[  132.454195][ T1148]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.454475][ T1148]  ? __lock_acquire+0x508/0xc10
[  132.454681][ T1148]  ? lock_acquire.part.0+0xbc/0x260
[  132.454869][ T1148]  ? find_held_lock+0x2b/0x80
[  132.455061][ T1148]  netlink_rcv_skb+0x14e/0x3a0
[  132.455348][ T1148]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.455544][ T1148]  ? netlink_ack+0xcd0/0xcd0
[  132.455749][ T1148]  ? netlink_deliver_tap+0xc5/0x330
[  132.455941][ T1148]  ? netlink_deliver_tap+0x13c/0x330
[  132.456238][ T1148]  netlink_unicast+0x486/0x750
[  132.456427][ T1148]  ? netlink_attachskb+0x810/0x810
[  132.456629][ T1148]  ? __lock_acquire+0x508/0xc10
[  132.456826][ T1148]  netlink_sendmsg+0x735/0xc60
[  132.457117][ T1148]  ? netlink_unicast+0x750/0x750
[  132.457305][ T1148]  ? __might_fault+0x97/0x140
[  132.457492][ T1148]  ____sys_sendmsg+0x419/0x850
[  132.457696][ T1148]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.457977][ T1148]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.458224][ T1148]  ? move_addr_to_kernel+0x40/0x40
[  132.458421][ T1148]  ___sys_sendmsg+0x14e/0x1d0
[  132.458619][ T1148]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.458912][ T1148]  ? copy_msghdr_from_user+0x460/0x460
[  132.459121][ T1148]  ? lock_vma_under_rcu+0x159/0x410
[  132.459318][ T1148]  __sys_sendmsg+0x145/0x1f0
[  132.459503][ T1148]  ? __sys_sendmsg_sock+0x20/0x20
[  132.459801][ T1148]  ? rcu_is_watching+0x15/0xd0
[  132.459991][ T1148]  ? rcu_is_watching+0x15/0xd0
[  132.460184][ T1148]  do_syscall_64+0x117/0xfc0
[  132.460366][ T1148]  ? trace_hardirqs_off+0xd/0x30
[  132.460649][ T1148]  ? exc_page_fault+0xee/0x100
[  132.460844][ T1148]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.461057][ T1148] RIP: 0033:0x7f5ffd4c908e
[  132.461349][ T1148] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.461893][ T1148] RSP: 002b:00007ffeaacbcfd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.462248][ T1148] RAX: ffffffffffffffda RBX: 00007ffeaacbd780 RCX: 00007f5ffd4c908e
[  132.462494][ T1148] RDX: 0000000000000000 RSI: 00007ffeaacbd080 RDI: 0000000000000005
[  132.462851][ T1148] RBP: 00007ffeaacbcfe0 R08: 0000000000000000 R09: 0000000000000000
[  132.463112][ T1148] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  132.463358][ T1148] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeaacbd750
[  132.463722][ T1148]  </TASK>
[  132.463869][ T1148] irq event stamp: 33947
[  132.464022][ T1148] hardirqs last  enabled at (33957): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.464405][ T1148] hardirqs last disabled at (33968): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.464707][ T1148] softirqs last  enabled at (33706): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.464991][ T1148] softirqs last disabled at (33699): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.465292][ T1148] ---[ end trace 0000000000000000 ]---
[  132.465700][ T1148] ------------[ cut here ]------------
[  132.465874][ T1148] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1148
[  132.466291][ T1148] CPU: 2 UID: 0 PID: 1148 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.466620][ T1148] Tainted: [W]=WARN
[  132.466869][ T1148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.467087][ T1148] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.467694][ T1148] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.468386][ T1148] RSP: 0018:ffa0000002bf71a0 EFLAGS: 00010286
[  132.468755][ T1148] RAX: 00000000ffffffa6 RBX: ff110000158cf700 RCX: 1ff400000057edfa
[  132.469117][ T1148] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158cf7b8
[  132.469458][ T1148] RBP: ff11000005209000 R08: 1fe2200002b19ef8 R09: ff11000013f20b80
[  132.469824][ T1148] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.470177][ T1148] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  132.470525][ T1148] FS:  00007f5ffd28f840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  132.470911][ T1148] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.471231][ T1148] CR2: 00007f5ffd488460 CR3: 0000000016047006 CR4: 0000000000771ef0
[  132.471585][ T1148] PKRU: 55555554
[  132.471832][ T1148] Call Trace:
[  132.472063][ T1148]  <TASK>
[  132.472276][ T1148]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.472559][ T1148]  rtmsg_ifinfo+0x5c/0xb0
[  132.472805][ T1148]  __dev_notify_flags+0x1b8/0x280
[  132.473075][ T1148]  ? netif_change_name+0x8c0/0x8c0
[  132.473354][ T1148]  ? hsr_dev_finalize+0x925/0xc00
[  132.473631][ T1148]  ? alloc_netdev_mqs+0xed0/0x1490
[  132.473905][ T1148]  ? hsr_newlink+0x3b0/0x980
[  132.474185][ T1148]  ? hsr_dellink+0x90/0x90
[  132.474447][ T1148]  rtnl_configure_link+0x1ac/0x390
[  132.474728][ T1148]  ? nla_strscpy+0xe3/0x180
[  132.474994][ T1148]  rtnl_newlink_create+0x353/0x780
[  132.475271][ T1148]  ? rtnl_create_link+0xf20/0xf20
[  132.475549][ T1148]  ? __dev_get_by_name+0x12/0x50
[  132.475819][ T1148]  ? rtnl_dev_get+0xd7/0x170
[  132.476089][ T1148]  __rtnl_newlink+0x22b/0xa50
[  132.476435][ T1148]  rtnl_newlink+0x8d1/0xea0
[  132.476716][ T1148]  ? lock_acquire.part.0+0xbc/0x260
[  132.476974][ T1148]  ? __rtnl_newlink+0xa50/0xa50
[  132.477248][ T1148]  ? mark_usage+0x61/0x170
[  132.477509][ T1148]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.477786][ T1148]  ? __rtnl_newlink+0xa50/0xa50
[  132.478047][ T1148]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.478319][ T1148]  ? validate_chain+0x38b/0xc20
[  132.478582][ T1148]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.478841][ T1148]  ? __lock_acquire+0x508/0xc10
[  132.479113][ T1148]  ? lock_acquire.part.0+0xbc/0x260
[  132.479369][ T1148]  ? find_held_lock+0x2b/0x80
[  132.479629][ T1148]  netlink_rcv_skb+0x14e/0x3a0
[  132.479891][ T1148]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.480157][ T1148]  ? netlink_ack+0xcd0/0xcd0
[  132.480410][ T1148]  ? netlink_deliver_tap+0xc5/0x330
[  132.480679][ T1148]  ? netlink_deliver_tap+0x13c/0x330
[  132.480931][ T1148]  netlink_unicast+0x486/0x750
[  132.481190][ T1148]  ? netlink_attachskb+0x810/0x810
[  132.481436][ T1148]  ? __lock_acquire+0x508/0xc10
[  132.481706][ T1148]  netlink_sendmsg+0x735/0xc60
[  132.481952][ T1148]  ? netlink_unicast+0x750/0x750
[  132.482210][ T1148]  ? __might_fault+0x97/0x140
[  132.482457][ T1148]  ____sys_sendmsg+0x419/0x850
[  132.482721][ T1148]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.482969][ T1148]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.483262][ T1148]  ? move_addr_to_kernel+0x40/0x40
[  132.483519][ T1148]  ___sys_sendmsg+0x14e/0x1d0
[  132.483781][ T1148]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.484020][ T1148]  ? copy_msghdr_from_user+0x460/0x460
[  132.484281][ T1148]  ? lock_vma_under_rcu+0x159/0x410
[  132.484528][ T1148]  __sys_sendmsg+0x145/0x1f0
[  132.484780][ T1148]  ? __sys_sendmsg_sock+0x20/0x20
[  132.485024][ T1148]  ? rcu_is_watching+0x15/0xd0
[  132.485276][ T1148]  ? rcu_is_watching+0x15/0xd0
[  132.485526][ T1148]  do_syscall_64+0x117/0xfc0
[  132.485780][ T1148]  ? trace_hardirqs_off+0xd/0x30
[  132.486023][ T1148]  ? exc_page_fault+0xee/0x100
[  132.486277][ T1148]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.486561][ T1148] RIP: 0033:0x7f5ffd4c908e
[  132.486814][ T1148] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.487408][ T1148] RSP: 002b:00007ffeaacbcfd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.487732][ T1148] RAX: ffffffffffffffda RBX: 00007ffeaacbd780 RCX: 00007f5ffd4c908e
[  132.488037][ T1148] RDX: 0000000000000000 RSI: 00007ffeaacbd080 RDI: 0000000000000005
[  132.488356][ T1148] RBP: 00007ffeaacbcfe0 R08: 0000000000000000 R09: 0000000000000000
[  132.488677][ T1148] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  132.488979][ T1148] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeaacbd750
[  132.489299][ T1148]  </TASK>
[  132.489500][ T1148] irq event stamp: 44963
[  132.489718][ T1148] hardirqs last  enabled at (45065): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.490056][ T1148] hardirqs last disabled at (45166): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.490402][ T1148] softirqs last  enabled at (45270): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.490756][ T1148] softirqs last disabled at (45281): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.491092][ T1148] ---[ end trace 0000000000000000 ]---
[  132.524937][ T1149] vethA: entered promiscuous mode
[  132.525178][ T1149] ------------[ cut here ]------------
[  132.525321][ T1149] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1149
[  132.525610][ T1149] CPU: 0 UID: 0 PID: 1149 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.525906][ T1149] Tainted: [W]=WARN
[  132.526018][ T1149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.526203][ T1149] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.526392][ T1149] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.526916][ T1149] RSP: 0018:ffa0000002c06fb0 EFLAGS: 00010286
[  132.527095][ T1149] RAX: 00000000ffffffa6 RBX: ff11000013ff2900 RCX: 1ff4000000580dbc
[  132.527314][ T1149] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff29b8
[  132.527528][ T1149] RBP: ff11000015ae4000 R08: 1fe22000027fe538 R09: ff11000013f25180
[  132.527747][ T1149] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[  132.527959][ T1149] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ae4000
[  132.528177][ T1149] FS:  00007fbdea7f0840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  132.528427][ T1149] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.528611][ T1149] CR2: 00007fbdea9e9460 CR3: 0000000015c67001 CR4: 0000000000771ef0
[  132.528829][ T1149] PKRU: 55555554
[  132.528934][ T1149] Call Trace:
[  132.529042][ T1149]  <TASK>
[  132.529120][ T1149]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.529265][ T1149]  ? netlink_sendmsg+0x735/0xc60
[  132.529409][ T1149]  rtmsg_ifinfo+0x5c/0xb0
[  132.529523][ T1149]  __dev_notify_flags+0x1b8/0x280
[  132.529665][ T1149]  ? netdev_info+0xe2/0x116
[  132.529813][ T1149]  ? netdev_notice+0x120/0x120
[  132.529956][ T1149]  ? netif_change_name+0x8c0/0x8c0
[  132.530108][ T1149]  __dev_set_promiscuity+0x194/0x230
[  132.530253][ T1149]  netif_set_promiscuity+0x4c/0xc0
[  132.530397][ T1149]  dev_set_promiscuity+0x9d/0x150
[  132.530546][ T1149]  hsr_add_port+0x48c/0xb60
[  132.530695][ T1149]  ? hsr_port_exists+0x60/0x60
[  132.530839][ T1149]  ? timer_init_key+0x10d/0x280
[  132.530984][ T1149]  hsr_dev_finalize+0x6e8/0xc00
[  132.531133][ T1149]  ? alloc_netdev_mqs+0xed0/0x1490
[  132.531276][ T1149]  hsr_newlink+0x3b0/0x980
[  132.531420][ T1149]  ? hsr_dellink+0x90/0x90
[  132.531565][ T1149]  ? rtnl_create_link+0x169/0xf20
[  132.531715][ T1149]  ? nla_strscpy+0xe3/0x180
[  132.531858][ T1149]  rtnl_newlink_create+0x2da/0x780
[  132.532002][ T1149]  ? rtnl_create_link+0xf20/0xf20
[  132.532150][ T1149]  ? __dev_get_by_name+0x12/0x50
[  132.532294][ T1149]  ? rtnl_dev_get+0xd7/0x170
[  132.532442][ T1149]  __rtnl_newlink+0x22b/0xa50
[  132.532596][ T1149]  rtnl_newlink+0x8d1/0xea0
[  132.532744][ T1149]  ? lock_acquire.part.0+0xbc/0x260
[  132.532888][ T1149]  ? __rtnl_newlink+0xa50/0xa50
[  132.533030][ T1149]  ? mark_usage+0x61/0x170
[  132.533181][ T1149]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.533326][ T1149]  ? __rtnl_newlink+0xa50/0xa50
[  132.533468][ T1149]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.533617][ T1149]  ? validate_chain+0x38b/0xc20
[  132.533766][ T1149]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.533908][ T1149]  ? __lock_acquire+0x508/0xc10
[  132.534054][ T1149]  ? lock_acquire.part.0+0xbc/0x260
[  132.534202][ T1149]  ? find_held_lock+0x2b/0x80
[  132.534347][ T1149]  netlink_rcv_skb+0x14e/0x3a0
[  132.534489][ T1149]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.534633][ T1149]  ? netlink_ack+0xcd0/0xcd0
[  132.534786][ T1149]  ? netlink_deliver_tap+0xc5/0x330
[  132.534928][ T1149]  ? netlink_deliver_tap+0x13c/0x330
[  132.535071][ T1149]  netlink_unicast+0x486/0x750
[  132.535219][ T1149]  ? netlink_attachskb+0x810/0x810
[  132.535361][ T1149]  ? __lock_acquire+0x508/0xc10
[  132.535504][ T1149]  netlink_sendmsg+0x735/0xc60
[  132.535652][ T1149]  ? netlink_unicast+0x750/0x750
[  132.535798][ T1149]  ? __might_fault+0x97/0x140
[  132.535944][ T1149]  ____sys_sendmsg+0x419/0x850
[  132.536086][ T1149]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.536236][ T1149]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.536412][ T1149]  ? move_addr_to_kernel+0x40/0x40
[  132.536563][ T1149]  ___sys_sendmsg+0x14e/0x1d0
[  132.536711][ T1149]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.536853][ T1149]  ? copy_msghdr_from_user+0x460/0x460
[  132.537004][ T1149]  ? lock_vma_under_rcu+0x159/0x410
[  132.537152][ T1149]  __sys_sendmsg+0x145/0x1f0
[  132.537295][ T1149]  ? __sys_sendmsg_sock+0x20/0x20
[  132.537441][ T1149]  ? rcu_is_watching+0x15/0xd0
[  132.537588][ T1149]  ? rcu_is_watching+0x15/0xd0
[  132.537737][ T1149]  do_syscall_64+0x117/0xfc0
[  132.537878][ T1149]  ? trace_hardirqs_off+0xd/0x30
[  132.538021][ T1149]  ? exc_page_fault+0xee/0x100
[  132.538170][ T1149]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.538347][ T1149] RIP: 0033:0x7fbdeaa2a08e
[  132.538494][ T1149] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.539007][ T1149] RSP: 002b:00007ffe3f0957e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.539228][ T1149] RAX: ffffffffffffffda RBX: 00007ffe3f095f90 RCX: 00007fbdeaa2a08e
[  132.539441][ T1149] RDX: 0000000000000000 RSI: 00007ffe3f095890 RDI: 0000000000000005
[  132.539656][ T1149] RBP: 00007ffe3f0957f0 R08: 0000000000000000 R09: 0000000000000000
[  132.539871][ T1149] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  132.540085][ T1149] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3f095f60
[  132.540307][ T1149]  </TASK>
[  132.540412][ T1149] irq event stamp: 15969
[  132.540523][ T1149] hardirqs last  enabled at (15977): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.540773][ T1149] hardirqs last disabled at (15984): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.541019][ T1149] softirqs last  enabled at (15184): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.541269][ T1149] softirqs last disabled at (15182): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.541520][ T1149] ---[ end trace 0000000000000000 ]---
[  132.541885][ T1149] ------------[ cut here ]------------
[  132.542019][ T1149] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1149
[  132.542295][ T1149] CPU: 0 UID: 0 PID: 1149 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.542576][ T1149] Tainted: [W]=WARN
[  132.542684][ T1149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.542854][ T1149] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.543032][ T1149] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.543527][ T1149] RSP: 0018:ffa0000002c06f90 EFLAGS: 00010286
[  132.543703][ T1149] RAX: 00000000ffffffa6 RBX: ff110000051d4040 RCX: 1ff4000000580db8
[  132.543907][ T1149] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051d40f8
[  132.544115][ T1149] RBP: ff11000015ae4000 R08: 1fe2200000a3a820 R09: ff11000013f25180
[  132.544319][ T1149] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  132.544526][ T1149] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  132.544736][ T1149] FS:  00007fbdea7f0840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  132.544977][ T1149] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.545155][ T1149] CR2: 00007fbdea9e9460 CR3: 0000000015c67001 CR4: 0000000000771ef0
[  132.545362][ T1149] PKRU: 55555554
[  132.545465][ T1149] Call Trace:
[  132.545574][ T1149]  <TASK>
[  132.545644][ T1149]  ? rcu_is_watching+0x15/0xd0
[  132.545787][ T1149]  rtnetlink_event+0xe0/0x1f0
[  132.545925][ T1149]  notifier_call_chain+0xb0/0x320
[  132.546064][ T1149]  __netdev_upper_dev_link+0x3a5/0x590
[  132.546208][ T1149]  ? netdev_wait_allrefs_any+0x570/0x570
[  132.546347][ T1149]  ? do_raw_spin_lock+0x131/0x280
[  132.546484][ T1149]  ? find_held_lock+0x2b/0x80
[  132.546627][ T1149]  netdev_master_upper_dev_link+0x86/0xb0
[  132.546769][ T1149]  ? netdev_upper_dev_link+0xb0/0xb0
[  132.546909][ T1149]  ? lockdep_rtnl_is_held+0x1a/0x20
[  132.547047][ T1149]  ? hsr_port_get_hsr+0x9c/0x150
[  132.547190][ T1149]  hsr_add_port+0x4eb/0xb60
[  132.547329][ T1149]  ? hsr_port_exists+0x60/0x60
[  132.547468][ T1149]  ? timer_init_key+0x10d/0x280
[  132.547611][ T1149]  hsr_dev_finalize+0x6e8/0xc00
[  132.547754][ T1149]  ? alloc_netdev_mqs+0xed0/0x1490
[  132.547892][ T1149]  hsr_newlink+0x3b0/0x980
[  132.548030][ T1149]  ? hsr_dellink+0x90/0x90
[  132.548172][ T1149]  ? rtnl_create_link+0x169/0xf20
[  132.548309][ T1149]  ? nla_strscpy+0xe3/0x180
[  132.548446][ T1149]  rtnl_newlink_create+0x2da/0x780
[  132.548591][ T1149]  ? rtnl_create_link+0xf20/0xf20
[  132.548733][ T1149]  ? __dev_get_by_name+0x12/0x50
[  132.548870][ T1149]  ? rtnl_dev_get+0xd7/0x170
[  132.549014][ T1149]  __rtnl_newlink+0x22b/0xa50
[  132.549161][ T1149]  rtnl_newlink+0x8d1/0xea0
[  132.549300][ T1149]  ? lock_acquire.part.0+0xbc/0x260
[  132.549439][ T1149]  ? __rtnl_newlink+0xa50/0xa50
[  132.549581][ T1149]  ? mark_usage+0x61/0x170
[  132.549724][ T1149]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.549863][ T1149]  ? __rtnl_newlink+0xa50/0xa50
[  132.550001][ T1149]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.550145][ T1149]  ? validate_chain+0x38b/0xc20
[  132.550284][ T1149]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.550422][ T1149]  ? __lock_acquire+0x508/0xc10
[  132.550564][ T1149]  ? lock_acquire.part.0+0xbc/0x260
[  132.550707][ T1149]  ? find_held_lock+0x2b/0x80
[  132.550845][ T1149]  netlink_rcv_skb+0x14e/0x3a0
[  132.550982][ T1149]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.551123][ T1149]  ? netlink_ack+0xcd0/0xcd0
[  132.551265][ T1149]  ? netlink_deliver_tap+0xc5/0x330
[  132.551401][ T1149]  ? netlink_deliver_tap+0x13c/0x330
[  132.551545][ T1149]  netlink_unicast+0x486/0x750
[  132.551686][ T1149]  ? netlink_attachskb+0x810/0x810
[  132.551823][ T1149]  ? __lock_acquire+0x508/0xc10
[  132.551960][ T1149]  netlink_sendmsg+0x735/0xc60
[  132.552104][ T1149]  ? netlink_unicast+0x750/0x750
[  132.552244][ T1149]  ? __might_fault+0x97/0x140
[  132.552383][ T1149]  ____sys_sendmsg+0x419/0x850
[  132.552525][ T1149]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.552662][ T1149]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.552838][ T1149]  ? move_addr_to_kernel+0x40/0x40
[  132.552978][ T1149]  ___sys_sendmsg+0x14e/0x1d0
[  132.553117][ T1149]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.553258][ T1149]  ? copy_msghdr_from_user+0x460/0x460
[  132.553403][ T1149]  ? lock_vma_under_rcu+0x159/0x410
[  132.553546][ T1149]  __sys_sendmsg+0x145/0x1f0
[  132.553685][ T1149]  ? __sys_sendmsg_sock+0x20/0x20
[  132.553826][ T1149]  ? rcu_is_watching+0x15/0xd0
[  132.553963][ T1149]  ? rcu_is_watching+0x15/0xd0
[  132.554107][ T1149]  do_syscall_64+0x117/0xfc0
[  132.554244][ T1149]  ? trace_hardirqs_off+0xd/0x30
[  132.554382][ T1149]  ? exc_page_fault+0xee/0x100
[  132.554525][ T1149]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.554699][ T1149] RIP: 0033:0x7fbdeaa2a08e
[  132.554841][ T1149] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.555340][ T1149] RSP: 002b:00007ffe3f0957e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.555558][ T1149] RAX: ffffffffffffffda RBX: 00007ffe3f095f90 RCX: 00007fbdeaa2a08e
[  132.555769][ T1149] RDX: 0000000000000000 RSI: 00007ffe3f095890 RDI: 0000000000000005
[  132.555974][ T1149] RBP: 00007ffe3f0957f0 R08: 0000000000000000 R09: 0000000000000000
[  132.556185][ T1149] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  132.556391][ T1149] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3f095f60
[  132.556604][ T1149]  </TASK>
[  132.556712][ T1149] irq event stamp: 16911
[  132.556815][ T1149] hardirqs last  enabled at (16919): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.557053][ T1149] hardirqs last disabled at (16926): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.557300][ T1149] softirqs last  enabled at (16118): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.557545][ T1149] softirqs last disabled at (16116): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.557787][ T1149] ---[ end trace 0000000000000000 ]---
[  132.558004][ T1149] ------------[ cut here ]------------
[  132.558146][ T1149] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1149
[  132.558417][ T1149] CPU: 0 UID: 0 PID: 1149 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.558707][ T1149] Tainted: [W]=WARN
[  132.558812][ T1149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.558986][ T1149] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.559174][ T1149] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.559676][ T1149] RSP: 0018:ffa0000002c06f10 EFLAGS: 00010286
[  132.559852][ T1149] RAX: 00000000ffffffa6 RBX: ff110000051d4580 RCX: 1ff4000000580da8
[  132.560061][ T1149] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051d4638
[  132.560275][ T1149] RBP: ff11000015aac000 R08: 1fe2200000a3a8c8 R09: ff11000013f25180
[  132.560484][ T1149] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  132.560701][ T1149] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  132.560911][ T1149] FS:  00007fbdea7f0840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  132.561160][ T1149] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.561336][ T1149] CR2: 00007fbdea9e9460 CR3: 0000000015c67001 CR4: 0000000000771ef0
[  132.561549][ T1149] PKRU: 55555554
[  132.561652][ T1149] Call Trace:
[  132.561762][ T1149]  <TASK>
[  132.561833][ T1149]  ? rcu_is_watching+0x15/0xd0
[  132.561975][ T1149]  rtnetlink_event+0xe0/0x1f0
[  132.562121][ T1149]  notifier_call_chain+0xb0/0x320
[  132.562262][ T1149]  netif_set_mtu_ext+0x354/0x5f0
[  132.562403][ T1149]  ? dev_validate_mtu+0x180/0x180
[  132.562551][ T1149]  ? __netdev_update_features+0x4b0/0xdf0
[  132.562697][ T1149]  netif_set_mtu+0x85/0xe0
[  132.562838][ T1149]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  132.562985][ T1149]  dev_set_mtu+0x9d/0x150
[  132.563091][ T1149]  ? dev_disable_lro+0x95/0x140
[  132.563239][ T1149]  hsr_add_port+0x6e3/0xb60
[  132.563381][ T1149]  ? hsr_port_exists+0x60/0x60
[  132.563527][ T1149]  ? timer_init_key+0x10d/0x280
[  132.563675][ T1149]  hsr_dev_finalize+0x6e8/0xc00
[  132.563817][ T1149]  ? alloc_netdev_mqs+0xed0/0x1490
[  132.563957][ T1149]  hsr_newlink+0x3b0/0x980
[  132.564108][ T1149]  ? hsr_dellink+0x90/0x90
[  132.564253][ T1149]  ? rtnl_create_link+0x169/0xf20
[  132.564397][ T1149]  ? nla_strscpy+0xe3/0x180
[  132.564548][ T1149]  rtnl_newlink_create+0x2da/0x780
[  132.564701][ T1149]  ? rtnl_create_link+0xf20/0xf20
[  132.564844][ T1149]  ? __dev_get_by_name+0x12/0x50
[  132.564989][ T1149]  ? rtnl_dev_get+0xd7/0x170
[  132.565146][ T1149]  __rtnl_newlink+0x22b/0xa50
[  132.565296][ T1149]  rtnl_newlink+0x8d1/0xea0
[  132.565443][ T1149]  ? lock_acquire.part.0+0xbc/0x260
[  132.565593][ T1149]  ? __rtnl_newlink+0xa50/0xa50
[  132.565741][ T1149]  ? mark_usage+0x61/0x170
[  132.565890][ T1149]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.566036][ T1149]  ? __rtnl_newlink+0xa50/0xa50
[  132.566185][ T1149]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.566328][ T1149]  ? validate_chain+0x38b/0xc20
[  132.566470][ T1149]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.566614][ T1149]  ? __lock_acquire+0x508/0xc10
[  132.566762][ T1149]  ? lock_acquire.part.0+0xbc/0x260
[  132.566901][ T1149]  ? find_held_lock+0x2b/0x80
[  132.567042][ T1149]  netlink_rcv_skb+0x14e/0x3a0
[  132.567185][ T1149]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.567325][ T1149]  ? netlink_ack+0xcd0/0xcd0
[  132.567469][ T1149]  ? netlink_deliver_tap+0xc5/0x330
[  132.567615][ T1149]  ? netlink_deliver_tap+0x13c/0x330
[  132.567763][ T1149]  netlink_unicast+0x486/0x750
[  132.567905][ T1149]  ? netlink_attachskb+0x810/0x810
[  132.568047][ T1149]  ? __lock_acquire+0x508/0xc10
[  132.568193][ T1149]  netlink_sendmsg+0x735/0xc60
[  132.568334][ T1149]  ? netlink_unicast+0x750/0x750
[  132.568472][ T1149]  ? __might_fault+0x97/0x140
[  132.568618][ T1149]  ____sys_sendmsg+0x419/0x850
[  132.568763][ T1149]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.568902][ T1149]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.569075][ T1149]  ? move_addr_to_kernel+0x40/0x40
[  132.569223][ T1149]  ___sys_sendmsg+0x14e/0x1d0
[  132.569362][ T1149]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.569501][ T1149]  ? copy_msghdr_from_user+0x460/0x460
[  132.569655][ T1149]  ? lock_vma_under_rcu+0x159/0x410
[  132.569801][ T1149]  __sys_sendmsg+0x145/0x1f0
[  132.569939][ T1149]  ? __sys_sendmsg_sock+0x20/0x20
[  132.570082][ T1149]  ? rcu_is_watching+0x15/0xd0
[  132.570227][ T1149]  ? rcu_is_watching+0x15/0xd0
[  132.570367][ T1149]  do_syscall_64+0x117/0xfc0
[  132.570504][ T1149]  ? trace_hardirqs_off+0xd/0x30
[  132.570649][ T1149]  ? exc_page_fault+0xee/0x100
[  132.570794][ T1149]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.570966][ T1149] RIP: 0033:0x7fbdeaa2a08e
[  132.571113][ T1149] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.571610][ T1149] RSP: 002b:00007ffe3f0957e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.571825][ T1149] RAX: ffffffffffffffda RBX: 00007ffe3f095f90 RCX: 00007fbdeaa2a08e
[  132.572036][ T1149] RDX: 0000000000000000 RSI: 00007ffe3f095890 RDI: 0000000000000005
[  132.572251][ T1149] RBP: 00007ffe3f0957f0 R08: 0000000000000000 R09: 0000000000000000
[  132.572460][ T1149] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  132.572678][ T1149] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3f095f60
[  132.572893][ T1149]  </TASK>
[  132.572997][ T1149] irq event stamp: 17779
[  132.573106][ T1149] hardirqs last  enabled at (17789): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.573348][ T1149] hardirqs last disabled at (17796): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.573593][ T1149] softirqs last  enabled at (16994): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.573839][ T1149] softirqs last disabled at (16992): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.574081][ T1149] ---[ end trace 0000000000000000 ]---
[  132.574266][ T1149] vethB: entered promiscuous mode
[  132.574456][ T1149] ------------[ cut here ]------------
[  132.574596][ T1149] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1149
[  132.574875][ T1149] CPU: 0 UID: 0 PID: 1149 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.575162][ T1149] Tainted: [W]=WARN
[  132.575269][ T1149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.575445][ T1149] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.575631][ T1149] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.576140][ T1149] RSP: 0018:ffa0000002c06fb0 EFLAGS: 00010286
[  132.576316][ T1149] RAX: 00000000ffffffa6 RBX: ff110000051d4200 RCX: 1ff4000000580dbc
[  132.576530][ T1149] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051d42b8
[  132.576746][ T1149] RBP: ff11000010f09000 R08: 1fe2200000a3a858 R09: ff11000013f25180
[  132.576957][ T1149] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[  132.577173][ T1149] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f09000
[  132.577386][ T1149] FS:  00007fbdea7f0840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  132.577633][ T1149] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.577814][ T1149] CR2: 00007fbdea9e9460 CR3: 0000000015c67001 CR4: 0000000000771ef0
[  132.578025][ T1149] PKRU: 55555554
[  132.578135][ T1149] Call Trace:
[  132.578240][ T1149]  <TASK>
[  132.578312][ T1149]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.578454][ T1149]  ? netlink_sendmsg+0x735/0xc60
[  132.578598][ T1149]  rtmsg_ifinfo+0x5c/0xb0
[  132.578708][ T1149]  __dev_notify_flags+0x1b8/0x280
[  132.578851][ T1149]  ? netdev_info+0xe2/0x116
[  132.578993][ T1149]  ? netdev_notice+0x120/0x120
[  132.579139][ T1149]  ? netif_change_name+0x8c0/0x8c0
[  132.579286][ T1149]  __dev_set_promiscuity+0x194/0x230
[  132.579430][ T1149]  netif_set_promiscuity+0x4c/0xc0
[  132.579577][ T1149]  dev_set_promiscuity+0x9d/0x150
[  132.579724][ T1149]  hsr_add_port+0x48c/0xb60
[  132.579865][ T1149]  ? hsr_port_exists+0x60/0x60
[  132.580006][ T1149]  ? timer_init_key+0x10d/0x280
[  132.580152][ T1149]  hsr_dev_finalize+0x727/0xc00
[  132.580296][ T1149]  ? alloc_netdev_mqs+0xed0/0x1490
[  132.580436][ T1149]  hsr_newlink+0x3b0/0x980
[  132.580591][ T1149]  ? hsr_dellink+0x90/0x90
[  132.580736][ T1149]  ? rtnl_create_link+0x169/0xf20
[  132.580877][ T1149]  ? nla_strscpy+0xe3/0x180
[  132.581020][ T1149]  rtnl_newlink_create+0x2da/0x780
[  132.581170][ T1149]  ? rtnl_create_link+0xf20/0xf20
[  132.581314][ T1149]  ? __dev_get_by_name+0x12/0x50
[  132.581456][ T1149]  ? rtnl_dev_get+0xd7/0x170
[  132.581605][ T1149]  __rtnl_newlink+0x22b/0xa50
[  132.581756][ T1149]  rtnl_newlink+0x8d1/0xea0
[  132.581899][ T1149]  ? lock_acquire.part.0+0xbc/0x260
[  132.582039][ T1149]  ? __rtnl_newlink+0xa50/0xa50
[  132.582183][ T1149]  ? mark_usage+0x61/0x170
[  132.582328][ T1149]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.582469][ T1149]  ? __rtnl_newlink+0xa50/0xa50
[  132.582616][ T1149]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.582762][ T1149]  ? validate_chain+0x38b/0xc20
[  132.582904][ T1149]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.583042][ T1149]  ? __lock_acquire+0x508/0xc10
[  132.583189][ T1149]  ? lock_acquire.part.0+0xbc/0x260
[  132.583330][ T1149]  ? find_held_lock+0x2b/0x80
[  132.583470][ T1149]  netlink_rcv_skb+0x14e/0x3a0
[  132.583614][ T1149]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.583763][ T1149]  ? netlink_ack+0xcd0/0xcd0
[  132.583907][ T1149]  ? netlink_deliver_tap+0xc5/0x330
[  132.584049][ T1149]  ? netlink_deliver_tap+0x13c/0x330
[  132.584198][ T1149]  netlink_unicast+0x486/0x750
[  132.584342][ T1149]  ? netlink_attachskb+0x810/0x810
[  132.584481][ T1149]  ? __lock_acquire+0x508/0xc10
[  132.584626][ T1149]  netlink_sendmsg+0x735/0xc60
[  132.584771][ T1149]  ? netlink_unicast+0x750/0x750
[  132.584912][ T1149]  ? __might_fault+0x97/0x140
[  132.585055][ T1149]  ____sys_sendmsg+0x419/0x850
[  132.585202][ T1149]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.585342][ T1149]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.585521][ T1149]  ? move_addr_to_kernel+0x40/0x40
[  132.585665][ T1149]  ___sys_sendmsg+0x14e/0x1d0
[  132.585809][ T1149]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.585951][ T1149]  ? copy_msghdr_from_user+0x460/0x460
[  132.586108][ T1149]  ? lock_vma_under_rcu+0x159/0x410
[  132.586250][ T1149]  __sys_sendmsg+0x145/0x1f0
[  132.586391][ T1149]  ? __sys_sendmsg_sock+0x20/0x20
[  132.586537][ T1149]  ? rcu_is_watching+0x15/0xd0
[  132.586681][ T1149]  ? rcu_is_watching+0x15/0xd0
[  132.586822][ T1149]  do_syscall_64+0x117/0xfc0
[  132.586964][ T1149]  ? trace_hardirqs_off+0xd/0x30
[  132.587110][ T1149]  ? exc_page_fault+0xee/0x100
[  132.587255][ T1149]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.587432][ T1149] RIP: 0033:0x7fbdeaa2a08e
[  132.587584][ T1149] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.588106][ T1149] RSP: 002b:00007ffe3f0957e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.588325][ T1149] RAX: ffffffffffffffda RBX: 00007ffe3f095f90 RCX: 00007fbdeaa2a08e
[  132.588544][ T1149] RDX: 0000000000000000 RSI: 00007ffe3f095890 RDI: 0000000000000005
[  132.588767][ T1149] RBP: 00007ffe3f0957f0 R08: 0000000000000000 R09: 0000000000000000
[  132.588987][ T1149] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  132.589210][ T1149] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3f095f60
[  132.589432][ T1149]  </TASK>
[  132.589541][ T1149] irq event stamp: 18679
[  132.589646][ T1149] hardirqs last  enabled at (18687): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.589892][ T1149] hardirqs last disabled at (18694): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.590141][ T1149] softirqs last  enabled at (17894): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.590383][ T1149] softirqs last disabled at (17892): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.590630][ T1149] ---[ end trace 0000000000000000 ]---
[  132.590993][ T1149] ------------[ cut here ]------------
[  132.591138][ T1149] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1149
[  132.591416][ T1149] CPU: 0 UID: 0 PID: 1149 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.591710][ T1149] Tainted: [W]=WARN
[  132.591818][ T1149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.591996][ T1149] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.592184][ T1149] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.592701][ T1149] RSP: 0018:ffa0000002c06f90 EFLAGS: 00010286
[  132.592880][ T1149] RAX: 00000000ffffffa6 RBX: ff110000051d43c0 RCX: 1ff4000000580db8
[  132.593094][ T1149] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051d4478
[  132.593303][ T1149] RBP: ff11000010f09000 R08: 1fe2200000a3a890 R09: ff11000013f25180
[  132.593505][ T1149] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  132.593716][ T1149] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  132.593920][ T1149] FS:  00007fbdea7f0840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  132.594165][ T1149] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.594336][ T1149] CR2: 00007fbdea9e9460 CR3: 0000000015c67001 CR4: 0000000000771ef0
[  132.594546][ T1149] PKRU: 55555554
[  132.594647][ T1149] Call Trace:
[  132.594752][ T1149]  <TASK>
[  132.594823][ T1149]  ? rcu_is_watching+0x15/0xd0
[  132.594963][ T1149]  rtnetlink_event+0xe0/0x1f0
[  132.595110][ T1149]  notifier_call_chain+0xb0/0x320
[  132.595256][ T1149]  __netdev_upper_dev_link+0x3a5/0x590
[  132.595399][ T1149]  ? netdev_wait_allrefs_any+0x570/0x570
[  132.595543][ T1149]  ? do_raw_spin_lock+0x131/0x280
[  132.595684][ T1149]  ? find_held_lock+0x2b/0x80
[  132.595821][ T1149]  netdev_master_upper_dev_link+0x86/0xb0
[  132.595961][ T1149]  ? netdev_upper_dev_link+0xb0/0xb0
[  132.596105][ T1149]  ? lockdep_rtnl_is_held+0x1a/0x20
[  132.596241][ T1149]  ? hsr_port_get_hsr+0x9c/0x150
[  132.596379][ T1149]  hsr_add_port+0x4eb/0xb60
[  132.596522][ T1149]  ? hsr_port_exists+0x60/0x60
[  132.596659][ T1149]  ? timer_init_key+0x10d/0x280
[  132.596802][ T1149]  hsr_dev_finalize+0x727/0xc00
[  132.596940][ T1149]  ? alloc_netdev_mqs+0xed0/0x1490
[  132.597077][ T1149]  hsr_newlink+0x3b0/0x980
[  132.597220][ T1149]  ? hsr_dellink+0x90/0x90
[  132.597358][ T1149]  ? rtnl_create_link+0x169/0xf20
[  132.597494][ T1149]  ? nla_strscpy+0xe3/0x180
[  132.597636][ T1149]  rtnl_newlink_create+0x2da/0x780
[  132.597781][ T1149]  ? rtnl_create_link+0xf20/0xf20
[  132.597918][ T1149]  ? __dev_get_by_name+0x12/0x50
[  132.598056][ T1149]  ? rtnl_dev_get+0xd7/0x170
[  132.598206][ T1149]  __rtnl_newlink+0x22b/0xa50
[  132.598347][ T1149]  rtnl_newlink+0x8d1/0xea0
[  132.598487][ T1149]  ? lock_acquire.part.0+0xbc/0x260
[  132.598626][ T1149]  ? __rtnl_newlink+0xa50/0xa50
[  132.598772][ T1149]  ? mark_usage+0x61/0x170
[  132.598913][ T1149]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.599058][ T1149]  ? __rtnl_newlink+0xa50/0xa50
[  132.599208][ T1149]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.599350][ T1149]  ? validate_chain+0x38b/0xc20
[  132.599492][ T1149]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.599631][ T1149]  ? __lock_acquire+0x508/0xc10
[  132.599774][ T1149]  ? lock_acquire.part.0+0xbc/0x260
[  132.599910][ T1149]  ? find_held_lock+0x2b/0x80
[  132.600049][ T1149]  netlink_rcv_skb+0x14e/0x3a0
[  132.600192][ T1149]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.600331][ T1149]  ? netlink_ack+0xcd0/0xcd0
[  132.600470][ T1149]  ? netlink_deliver_tap+0xc5/0x330
[  132.600612][ T1149]  ? netlink_deliver_tap+0x13c/0x330
[  132.600754][ T1149]  netlink_unicast+0x486/0x750
[  132.600893][ T1149]  ? netlink_attachskb+0x810/0x810
[  132.601030][ T1149]  ? __lock_acquire+0x508/0xc10
[  132.601175][ T1149]  netlink_sendmsg+0x735/0xc60
[  132.601313][ T1149]  ? netlink_unicast+0x750/0x750
[  132.601452][ T1149]  ? __might_fault+0x97/0x140
[  132.601594][ T1149]  ____sys_sendmsg+0x419/0x850
[  132.601736][ T1149]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.601874][ T1149]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.602045][ T1149]  ? move_addr_to_kernel+0x40/0x40
[  132.602191][ T1149]  ___sys_sendmsg+0x14e/0x1d0
[  132.602328][ T1149]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.602466][ T1149]  ? copy_msghdr_from_user+0x460/0x460
[  132.602615][ T1149]  ? lock_vma_under_rcu+0x159/0x410
[  132.602760][ T1149]  __sys_sendmsg+0x145/0x1f0
[  132.602898][ T1149]  ? __sys_sendmsg_sock+0x20/0x20
[  132.603038][ T1149]  ? rcu_is_watching+0x15/0xd0
[  132.603179][ T1149]  ? rcu_is_watching+0x15/0xd0
[  132.603318][ T1149]  do_syscall_64+0x117/0xfc0
[  132.603456][ T1149]  ? trace_hardirqs_off+0xd/0x30
[  132.603594][ T1149]  ? exc_page_fault+0xee/0x100
[  132.603737][ T1149]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.603907][ T1149] RIP: 0033:0x7fbdeaa2a08e
[  132.604050][ T1149] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.604548][ T1149] RSP: 002b:00007ffe3f0957e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.604760][ T1149] RAX: ffffffffffffffda RBX: 00007ffe3f095f90 RCX: 00007fbdeaa2a08e
[  132.604965][ T1149] RDX: 0000000000000000 RSI: 00007ffe3f095890 RDI: 0000000000000005
[  132.605175][ T1149] RBP: 00007ffe3f0957f0 R08: 0000000000000000 R09: 0000000000000000
[  132.605382][ T1149] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  132.605592][ T1149] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3f095f60
[  132.605809][ T1149]  </TASK>
[  132.605911][ T1149] irq event stamp: 19621
[  132.606013][ T1149] hardirqs last  enabled at (19629): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.606257][ T1149] hardirqs last disabled at (19638): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.606492][ T1149] softirqs last  enabled at (18828): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.606735][ T1149] softirqs last disabled at (18826): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.606969][ T1149] ---[ end trace 0000000000000000 ]---
[  132.607189][ T1149] ------------[ cut here ]------------
[  132.607320][ T1149] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1149
[  132.607582][ T1149] CPU: 0 UID: 0 PID: 1149 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.607851][ T1149] Tainted: [W]=WARN
[  132.607952][ T1149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.608125][ T1149] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.608297][ T1149] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.608778][ T1149] RSP: 0018:ffa0000002c07160 EFLAGS: 00010286
[  132.608947][ T1149] RAX: 00000000ffffffa6 RBX: ff110000051d4740 RCX: 1ff4000000580df2
[  132.609153][ T1149] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051d47f8
[  132.609351][ T1149] RBP: ff11000010f09000 R08: 1fe2200000a3a900 R09: ff11000013f25180
[  132.609555][ T1149] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  132.609759][ T1149] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  132.609959][ T1149] FS:  00007fbdea7f0840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  132.610198][ T1149] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.610366][ T1149] CR2: 00007fbdea9e9460 CR3: 0000000015c67001 CR4: 0000000000771ef0
[  132.610571][ T1149] PKRU: 55555554
[  132.610675][ T1149] Call Trace:
[  132.610774][ T1149]  <TASK>
[  132.610845][ T1149]  ? rcu_is_watching+0x15/0xd0
[  132.610980][ T1149]  rtnetlink_event+0xe0/0x1f0
[  132.611118][ T1149]  notifier_call_chain+0xb0/0x320
[  132.611254][ T1149]  call_netdevice_notifiers+0x70/0xa0
[  132.611389][ T1149]  ? __dev_open+0x610/0x610
[  132.611528][ T1149]  hsr_dev_finalize+0x9ef/0xc00
[  132.611663][ T1149]  ? alloc_netdev_mqs+0xed0/0x1490
[  132.611801][ T1149]  hsr_newlink+0x3b0/0x980
[  132.611937][ T1149]  ? hsr_dellink+0x90/0x90
[  132.612071][ T1149]  ? rtnl_create_link+0x169/0xf20
[  132.612210][ T1149]  ? nla_strscpy+0xe3/0x180
[  132.612344][ T1149]  rtnl_newlink_create+0x2da/0x780
[  132.612479][ T1149]  ? rtnl_create_link+0xf20/0xf20
[  132.612618][ T1149]  ? __dev_get_by_name+0x12/0x50
[  132.612756][ T1149]  ? rtnl_dev_get+0xd7/0x170
[  132.612895][ T1149]  __rtnl_newlink+0x22b/0xa50
[  132.613033][ T1149]  rtnl_newlink+0x8d1/0xea0
[  132.613174][ T1149]  ? lock_acquire.part.0+0xbc/0x260
[  132.613307][ T1149]  ? __rtnl_newlink+0xa50/0xa50
[  132.613440][ T1149]  ? mark_usage+0x61/0x170
[  132.613582][ T1149]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.613719][ T1149]  ? __rtnl_newlink+0xa50/0xa50
[  132.613854][ T1149]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.613989][ T1149]  ? validate_chain+0x38b/0xc20
[  132.614129][ T1149]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.614263][ T1149]  ? __lock_acquire+0x508/0xc10
[  132.614399][ T1149]  ? lock_acquire.part.0+0xbc/0x260
[  132.614536][ T1149]  ? find_held_lock+0x2b/0x80
[  132.614675][ T1149]  netlink_rcv_skb+0x14e/0x3a0
[  132.614811][ T1149]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.614947][ T1149]  ? netlink_ack+0xcd0/0xcd0
[  132.615084][ T1149]  ? netlink_deliver_tap+0xc5/0x330
[  132.615224][ T1149]  ? netlink_deliver_tap+0x13c/0x330
[  132.615360][ T1149]  netlink_unicast+0x486/0x750
[  132.615592][ T1149]  ? netlink_attachskb+0x810/0x810
[  132.615732][ T1149]  ? __lock_acquire+0x508/0xc10
[  132.615868][ T1149]  netlink_sendmsg+0x735/0xc60
[  132.616003][ T1149]  ? netlink_unicast+0x750/0x750
[  132.616234][ T1149]  ? __might_fault+0x97/0x140
[  132.616373][ T1149]  ____sys_sendmsg+0x419/0x850
[  132.616507][ T1149]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.616645][ T1149]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.616904][ T1149]  ? move_addr_to_kernel+0x40/0x40
[  132.617040][ T1149]  ___sys_sendmsg+0x14e/0x1d0
[  132.617177][ T1149]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.617402][ T1149]  ? copy_msghdr_from_user+0x460/0x460
[  132.617550][ T1149]  ? lock_vma_under_rcu+0x159/0x410
[  132.617689][ T1149]  __sys_sendmsg+0x145/0x1f0
[  132.617823][ T1149]  ? __sys_sendmsg_sock+0x20/0x20
[  132.618051][ T1149]  ? rcu_is_watching+0x15/0xd0
[  132.618191][ T1149]  ? rcu_is_watching+0x15/0xd0
[  132.618325][ T1149]  do_syscall_64+0x117/0xfc0
[  132.618458][ T1149]  ? trace_hardirqs_off+0xd/0x30
[  132.618689][ T1149]  ? exc_page_fault+0xee/0x100
[  132.618824][ T1149]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.618989][ T1149] RIP: 0033:0x7fbdeaa2a08e
[  132.619132][ T1149] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.619714][ T1149] RSP: 002b:00007ffe3f0957e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.620008][ T1149] RAX: ffffffffffffffda RBX: 00007ffe3f095f90 RCX: 00007fbdeaa2a08e
[  132.620212][ T1149] RDX: 0000000000000000 RSI: 00007ffe3f095890 RDI: 0000000000000005
[  132.620412][ T1149] RBP: 00007ffe3f0957f0 R08: 0000000000000000 R09: 0000000000000000
[  132.620716][ T1149] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  132.620916][ T1149] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3f095f60
[  132.621125][ T1149]  </TASK>
[  132.621226][ T1149] irq event stamp: 20425
[  132.621326][ T1149] hardirqs last  enabled at (20433): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.621559][ T1149] hardirqs last disabled at (20440): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.621886][ T1149] softirqs last  enabled at (19706): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.622123][ T1149] softirqs last disabled at (19704): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.622443][ T1149] ---[ end trace 0000000000000000 ]---
[  132.622763][ T1149] ------------[ cut here ]------------
[  132.622896][ T1149] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1149
[  132.623248][ T1149] CPU: 0 UID: 0 PID: 1149 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.623516][ T1149] Tainted: [W]=WARN
[  132.623619][ T1149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.623881][ T1149] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.624054][ T1149] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.624625][ T1149] RSP: 0018:ffa0000002c071a0 EFLAGS: 00010286
[  132.624797][ T1149] RAX: 00000000ffffffa6 RBX: ff110000051d4900 RCX: 1ff4000000580dfa
[  132.625083][ T1149] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051d49b8
[  132.625287][ T1149] RBP: ff11000015aac000 R08: 1fe2200000a3a938 R09: ff11000013f25180
[  132.625484][ T1149] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  132.625780][ T1149] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  132.625978][ T1149] FS:  00007fbdea7f0840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  132.626305][ T1149] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.626470][ T1149] CR2: 00007fbdea9e9460 CR3: 0000000015c67001 CR4: 0000000000771ef0
[  132.626677][ T1149] PKRU: 55555554
[  132.626775][ T1149] Call Trace:
[  132.626964][ T1149]  <TASK>
[  132.627032][ T1149]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.627171][ T1149]  rtmsg_ifinfo+0x5c/0xb0
[  132.627272][ T1149]  __dev_notify_flags+0x1b8/0x280
[  132.627405][ T1149]  ? netif_change_name+0x8c0/0x8c0
[  132.627631][ T1149]  ? hsr_dev_finalize+0x925/0xc00
[  132.627769][ T1149]  ? alloc_netdev_mqs+0xed0/0x1490
[  132.627901][ T1149]  ? hsr_newlink+0x3b0/0x980
[  132.628032][ T1149]  ? hsr_dellink+0x90/0x90
[  132.628259][ T1149]  rtnl_configure_link+0x1ac/0x390
[  132.628392][ T1149]  ? nla_strscpy+0xe3/0x180
[  132.628528][ T1149]  rtnl_newlink_create+0x353/0x780
[  132.628663][ T1149]  ? rtnl_create_link+0xf20/0xf20
[  132.628886][ T1149]  ? __dev_get_by_name+0x12/0x50
[  132.629018][ T1149]  ? rtnl_dev_get+0xd7/0x170
[  132.629162][ T1149]  __rtnl_newlink+0x22b/0xa50
[  132.629298][ T1149]  rtnl_newlink+0x8d1/0xea0
[  132.629526][ T1149]  ? lock_acquire.part.0+0xbc/0x260
[  132.629661][ T1149]  ? __rtnl_newlink+0xa50/0xa50
[  132.629797][ T1149]  ? mark_usage+0x61/0x170
[  132.629932][ T1149]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.630162][ T1149]  ? __rtnl_newlink+0xa50/0xa50
[  132.630294][ T1149]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.630426][ T1149]  ? validate_chain+0x38b/0xc20
[  132.630559][ T1149]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.630785][ T1149]  ? __lock_acquire+0x508/0xc10
[  132.630916][ T1149]  ? lock_acquire.part.0+0xbc/0x260
[  132.631048][ T1149]  ? find_held_lock+0x2b/0x80
[  132.631276][ T1149]  netlink_rcv_skb+0x14e/0x3a0
[  132.631408][ T1149]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.631546][ T1149]  ? netlink_ack+0xcd0/0xcd0
[  132.631686][ T1149]  ? netlink_deliver_tap+0xc5/0x330
[  132.631818][ T1149]  ? netlink_deliver_tap+0x13c/0x330
[  132.632042][ T1149]  netlink_unicast+0x486/0x750
[  132.632181][ T1149]  ? netlink_attachskb+0x810/0x810
[  132.632315][ T1149]  ? __lock_acquire+0x508/0xc10
[  132.632452][ T1149]  netlink_sendmsg+0x735/0xc60
[  132.632688][ T1149]  ? netlink_unicast+0x750/0x750
[  132.632825][ T1149]  ? __might_fault+0x97/0x140
[  132.632962][ T1149]  ____sys_sendmsg+0x419/0x850
[  132.633104][ T1149]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.633243][ T1149]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.633411][ T1149]  ? move_addr_to_kernel+0x40/0x40
[  132.633556][ T1149]  ___sys_sendmsg+0x14e/0x1d0
[  132.633698][ T1149]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.633835][ T1149]  ? copy_msghdr_from_user+0x460/0x460
[  132.633980][ T1149]  ? lock_vma_under_rcu+0x159/0x410
[  132.634126][ T1149]  __sys_sendmsg+0x145/0x1f0
[  132.634352][ T1149]  ? __sys_sendmsg_sock+0x20/0x20
[  132.634487][ T1149]  ? rcu_is_watching+0x15/0xd0
[  132.634622][ T1149]  ? rcu_is_watching+0x15/0xd0
[  132.634761][ T1149]  do_syscall_64+0x117/0xfc0
[  132.634980][ T1149]  ? trace_hardirqs_off+0xd/0x30
[  132.635116][ T1149]  ? exc_page_fault+0xee/0x100
[  132.635250][ T1149]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.635416][ T1149] RIP: 0033:0x7fbdeaa2a08e
[  132.635651][ T1149] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.636132][ T1149] RSP: 002b:00007ffe3f0957e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.636331][ T1149] RAX: ffffffffffffffda RBX: 00007ffe3f095f90 RCX: 00007fbdeaa2a08e
[  132.636533][ T1149] RDX: 0000000000000000 RSI: 00007ffe3f095890 RDI: 0000000000000005
[  132.636829][ T1149] RBP: 00007ffe3f0957f0 R08: 0000000000000000 R09: 0000000000000000
[  132.637024][ T1149] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e7
[  132.637225][ T1149] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3f095f60
[  132.637524][ T1149]  </TASK>
[  132.637622][ T1149] irq event stamp: 21291
[  132.637724][ T1149] hardirqs last  enabled at (21299): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.638040][ T1149] hardirqs last disabled at (21306): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.638277][ T1149] softirqs last  enabled at (20578): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.638505][ T1149] softirqs last disabled at (20576): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  132.638831][ T1149] ---[ end trace 0000000000000000 ]---
[  132.726654][ T1152] ------------[ cut here ]------------
[  132.726864][ T1152] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1152
[  132.727233][ T1152] CPU: 2 UID: 0 PID: 1152 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.727554][ T1152] Tainted: [W]=WARN
[  132.727712][ T1152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.727926][ T1152] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.728161][ T1152] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.728702][ T1152] RSP: 0018:ffa0000002c37020 EFLAGS: 00010286
[  132.728918][ T1152] RAX: 00000000ffffffa6 RBX: ff11000013f28e40 RCX: 1ff4000000586dca
[  132.729179][ T1152] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f28ef8
[  132.729425][ T1152] RBP: ff11000015ae1000 R08: 1fe22000027e51e0 R09: ff11000011468b58
[  132.729687][ T1152] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  132.729932][ T1152] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ae1ce1
[  132.730199][ T1152] FS:  00007efc9aecb840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  132.730479][ T1152] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.730708][ T1152] CR2: 000000001963f988 CR3: 000000001595f005 CR4: 0000000000771ef0
[  132.730955][ T1152] PKRU: 55555554
[  132.731116][ T1152] Call Trace:
[  132.731265][ T1152]  <TASK>
[  132.731382][ T1152]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.731575][ T1152]  rtmsg_ifinfo+0x5c/0xb0
[  132.731735][ T1152]  ? mark_held_locks+0x40/0x70
[  132.731917][ T1152]  __dev_notify_flags+0x1b8/0x280
[  132.732115][ T1152]  ? netif_change_name+0x8c0/0x8c0
[  132.732294][ T1152]  ? __dev_change_flags+0x4a4/0x660
[  132.732476][ T1152]  ? netif_set_allmulti+0x250/0x250
[  132.732665][ T1152]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.732859][ T1152]  ? is_bpf_text_address+0x68/0x110
[  132.733043][ T1152]  netif_change_flags+0xfe/0x190
[  132.733240][ T1152]  do_setlink.isra.0+0x1cc3/0x2750
[  132.733423][ T1152]  ? rtnl_link_get_size+0x350/0x350
[  132.733614][ T1152]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  132.733841][ T1152]  ? rcu_read_lock_any_held+0x3c/0x90
[  132.734026][ T1152]  ? validate_chain+0x38b/0xc20
[  132.734219][ T1152]  ? rcu_read_lock_any_held+0x66/0x90
[  132.734402][ T1152]  ? stack_depot_save_flags+0x367/0x770
[  132.734596][ T1152]  ? __lock_acquire+0x508/0xc10
[  132.734787][ T1152]  ? lock_acquire.part.0+0xbc/0x260
[  132.734969][ T1152]  ? rtnl_newlink+0x883/0xea0
[  132.735165][ T1152]  ? rcu_is_watching+0x15/0xd0
[  132.735348][ T1152]  ? lock_acquire+0x134/0x160
[  132.735532][ T1152]  ? rcu_is_watching+0x15/0xd0
[  132.735726][ T1152]  ? rcu_is_watching+0x15/0xd0
[  132.735912][ T1152]  ? trace_contention_end+0xb3/0x1a0
[  132.736094][ T1152]  ? __mutex_lock+0x1db/0x2010
[  132.736287][ T1152]  ? __mutex_lock+0x9b2/0x2010
[  132.736469][ T1152]  ? rtnl_newlink+0x883/0xea0
[  132.736665][ T1152]  ? ww_mutex_lock+0x160/0x160
[  132.736859][ T1152]  ? __rtnl_newlink+0x3fa/0xa50
[  132.737045][ T1152]  rtnl_newlink+0x8d1/0xea0
[  132.737242][ T1152]  ? lock_acquire.part.0+0xbc/0x260
[  132.737427][ T1152]  ? __rtnl_newlink+0xa50/0xa50
[  132.737619][ T1152]  ? mark_usage+0x61/0x170
[  132.737812][ T1152]  ? lock_acquire.part.0+0xbc/0x260
[  132.737992][ T1152]  ? find_held_lock+0x2b/0x80
[  132.738183][ T1152]  ? __rtnl_newlink+0xa50/0xa50
[  132.738366][ T1152]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.738552][ T1152]  ? __rtnl_newlink+0xa50/0xa50
[  132.738746][ T1152]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.738928][ T1152]  ? validate_chain+0x38b/0xc20
[  132.739121][ T1152]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.739301][ T1152]  ? __lock_acquire+0x508/0xc10
[  132.739483][ T1152]  ? lock_acquire.part.0+0xbc/0x260
[  132.739669][ T1152]  ? find_held_lock+0x2b/0x80
[  132.739860][ T1152]  netlink_rcv_skb+0x14e/0x3a0
[  132.740040][ T1152]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.740237][ T1152]  ? netlink_ack+0xcd0/0xcd0
[  132.740420][ T1152]  ? netlink_deliver_tap+0xc5/0x330
[  132.740608][ T1152]  ? netlink_deliver_tap+0x13c/0x330
[  132.740797][ T1152]  netlink_unicast+0x486/0x750
[  132.740976][ T1152]  ? netlink_attachskb+0x810/0x810
[  132.741167][ T1152]  ? __lock_acquire+0x508/0xc10
[  132.741346][ T1152]  netlink_sendmsg+0x735/0xc60
[  132.741527][ T1152]  ? netlink_unicast+0x750/0x750
[  132.741721][ T1152]  ? __might_fault+0x97/0x140
[  132.741901][ T1152]  ____sys_sendmsg+0x419/0x850
[  132.742080][ T1152]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.742271][ T1152]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.742477][ T1152]  ? move_addr_to_kernel+0x40/0x40
[  132.742664][ T1152]  ? stack_depot_save_flags+0x367/0x770
[  132.742851][ T1152]  ? validate_chain+0x38b/0xc20
[  132.743032][ T1152]  ___sys_sendmsg+0x14e/0x1d0
[  132.743221][ T1152]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  132.743429][ T1152]  ? copy_msghdr_from_user+0x460/0x460
[  132.743627][ T1152]  __sys_sendmsg+0x145/0x1f0
[  132.743812][ T1152]  ? __sys_sendmsg_sock+0x20/0x20
[  132.743989][ T1152]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  132.744213][ T1152]  ? do_raw_spin_unlock+0x59/0x250
[  132.744391][ T1152]  ? rcu_is_watching+0x15/0xd0
[  132.744578][ T1152]  do_syscall_64+0x117/0xfc0
[  132.744762][ T1152]  ? trace_hardirqs_off+0xd/0x30
[  132.744938][ T1152]  ? exc_page_fault+0xee/0x100
[  132.745132][ T1152]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.745344][ T1152] RIP: 0033:0x7efc9b10508e
[  132.745531][ T1152] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.746061][ T1152] RSP: 002b:00007ffcc5db0260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.746318][ T1152] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efc9b10508e
[  132.746572][ T1152] RDX: 0000000000000000 RSI: 00007ffcc5db0310 RDI: 0000000000000005
[  132.746828][ T1152] RBP: 00007ffcc5db0270 R08: 0000000000000000 R09: 0000000000000000
[  132.747068][ T1152] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e8
[  132.747319][ T1152] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc5db09e0
[  132.747571][ T1152]  </TASK>
[  132.747721][ T1152] irq event stamp: 20297
[  132.747867][ T1152] hardirqs last  enabled at (20307): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.748148][ T1152] hardirqs last disabled at (20318): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.748417][ T1152] softirqs last  enabled at (19364): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.748704][ T1152] softirqs last disabled at (19351): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.748976][ T1152] ---[ end trace 0000000000000000 ]---
[  132.776353][ T1153] ------------[ cut here ]------------
[  132.776506][ T1153] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1153
[  132.776781][ T1153] CPU: 0 UID: 0 PID: 1153 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.777048][ T1153] Tainted: [W]=WARN
[  132.777154][ T1153] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.777317][ T1153] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.777485][ T1153] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.777974][ T1153] RSP: 0018:ffa0000002c47020 EFLAGS: 00010286
[  132.778145][ T1153] RAX: 00000000ffffffa6 RBX: ff11000013f28200 RCX: 1ff4000000588dca
[  132.778339][ T1153] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f282b8
[  132.778537][ T1153] RBP: ff110000161e4000 R08: 1fe22000027e5058 R09: ff11000013bc2e58
[  132.778735][ T1153] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  132.778928][ T1153] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000161e4ce1
[  132.779128][ T1153] FS:  00007f810cfe1840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  132.779355][ T1153] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.779523][ T1153] CR2: 00007f810d2b11a0 CR3: 0000000011fcf006 CR4: 0000000000771ef0
[  132.779724][ T1153] PKRU: 55555554
[  132.779821][ T1153] Call Trace:
[  132.779917][ T1153]  <TASK>
[  132.779983][ T1153]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.780121][ T1153]  rtmsg_ifinfo+0x5c/0xb0
[  132.780222][ T1153]  ? mark_held_locks+0x40/0x70
[  132.780351][ T1153]  __dev_notify_flags+0x1b8/0x280
[  132.780481][ T1153]  ? netif_change_name+0x8c0/0x8c0
[  132.780619][ T1153]  ? __dev_change_flags+0x4a4/0x660
[  132.780753][ T1153]  ? netif_set_allmulti+0x250/0x250
[  132.780882][ T1153]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.781013][ T1153]  ? is_bpf_text_address+0x68/0x110
[  132.781148][ T1153]  netif_change_flags+0xfe/0x190
[  132.781279][ T1153]  do_setlink.isra.0+0x1cc3/0x2750
[  132.781411][ T1153]  ? rtnl_link_get_size+0x350/0x350
[  132.781548][ T1153]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  132.781716][ T1153]  ? rcu_read_lock_any_held+0x3c/0x90
[  132.781845][ T1153]  ? validate_chain+0x38b/0xc20
[  132.781973][ T1153]  ? rcu_read_lock_any_held+0x66/0x90
[  132.782189][ T1153]  ? stack_depot_save_flags+0x367/0x770
[  132.782396][ T1153]  ? __lock_acquire+0x508/0xc10
[  132.782530][ T1153]  ? lock_acquire.part.0+0xbc/0x260
[  132.782659][ T1153]  ? rtnl_newlink+0x883/0xea0
[  132.782794][ T1153]  ? rcu_is_watching+0x15/0xd0
[  132.782923][ T1153]  ? lock_acquire+0x134/0x160
[  132.783052][ T1153]  ? rcu_is_watching+0x15/0xd0
[  132.783279][ T1153]  ? rcu_is_watching+0x15/0xd0
[  132.783410][ T1153]  ? trace_contention_end+0xb3/0x1a0
[  132.783545][ T1153]  ? __mutex_lock+0x1db/0x2010
[  132.783682][ T1153]  ? __mutex_lock+0x9b2/0x2010
[  132.783812][ T1153]  ? rtnl_newlink+0x883/0xea0
[  132.783942][ T1153]  ? ww_mutex_lock+0x160/0x160
[  132.784073][ T1153]  ? __rtnl_newlink+0x3fa/0xa50
[  132.784282][ T1153]  rtnl_newlink+0x8d1/0xea0
[  132.784413][ T1153]  ? lock_acquire.part.0+0xbc/0x260
[  132.784547][ T1153]  ? __rtnl_newlink+0xa50/0xa50
[  132.784679][ T1153]  ? mark_usage+0x61/0x170
[  132.784812][ T1153]  ? lock_acquire.part.0+0xbc/0x260
[  132.784940][ T1153]  ? find_held_lock+0x2b/0x80
[  132.785069][ T1153]  ? __rtnl_newlink+0xa50/0xa50
[  132.785266][ T1153]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.785396][ T1153]  ? __rtnl_newlink+0xa50/0xa50
[  132.785527][ T1153]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.785656][ T1153]  ? validate_chain+0x38b/0xc20
[  132.785789][ T1153]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.785919][ T1153]  ? __lock_acquire+0x508/0xc10
[  132.786048][ T1153]  ? lock_acquire.part.0+0xbc/0x260
[  132.786233][ T1153]  ? find_held_lock+0x2b/0x80
[  132.786363][ T1153]  netlink_rcv_skb+0x14e/0x3a0
[  132.786491][ T1153]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.786622][ T1153]  ? netlink_ack+0xcd0/0xcd0
[  132.786759][ T1153]  ? netlink_deliver_tap+0xc5/0x330
[  132.786888][ T1153]  ? netlink_deliver_tap+0x13c/0x330
[  132.787021][ T1153]  netlink_unicast+0x486/0x750
[  132.787207][ T1153]  ? netlink_attachskb+0x810/0x810
[  132.787336][ T1153]  ? __lock_acquire+0x508/0xc10
[  132.787465][ T1153]  netlink_sendmsg+0x735/0xc60
[  132.787600][ T1153]  ? netlink_unicast+0x750/0x750
[  132.787734][ T1153]  ? __might_fault+0x97/0x140
[  132.787864][ T1153]  ____sys_sendmsg+0x419/0x850
[  132.787995][ T1153]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.788178][ T1153]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.788338][ T1153]  ? move_addr_to_kernel+0x40/0x40
[  132.788469][ T1153]  ? stack_depot_save_flags+0x367/0x770
[  132.788606][ T1153]  ? validate_chain+0x38b/0xc20
[  132.788744][ T1153]  ___sys_sendmsg+0x14e/0x1d0
[  132.788873][ T1153]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  132.789034][ T1153]  ? copy_msghdr_from_user+0x460/0x460
[  132.789224][ T1153]  __sys_sendmsg+0x145/0x1f0
[  132.789354][ T1153]  ? __sys_sendmsg_sock+0x20/0x20
[  132.789483][ T1153]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  132.789651][ T1153]  ? do_raw_spin_unlock+0x59/0x250
[  132.789786][ T1153]  ? rcu_is_watching+0x15/0xd0
[  132.789917][ T1153]  do_syscall_64+0x117/0xfc0
[  132.790048][ T1153]  ? trace_hardirqs_off+0xd/0x30
[  132.790183][ T1153]  ? exc_page_fault+0xee/0x100
[  132.790313][ T1153]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.790473][ T1153] RIP: 0033:0x7f810d21b08e
[  132.790614][ T1153] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.791078][ T1153] RSP: 002b:00007ffe373dd290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.791280][ T1153] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f810d21b08e
[  132.791473][ T1153] RDX: 0000000000000000 RSI: 00007ffe373dd340 RDI: 0000000000000005
[  132.791677][ T1153] RBP: 00007ffe373dd2a0 R08: 0000000000000000 R09: 0000000000000000
[  132.791872][ T1153] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e8
[  132.792066][ T1153] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe373dda10
[  132.792269][ T1153]  </TASK>
[  132.792365][ T1153] irq event stamp: 16187
[  132.792462][ T1153] hardirqs last  enabled at (16195): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.792694][ T1153] hardirqs last disabled at (16202): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.792919][ T1153] softirqs last  enabled at (16028): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.793145][ T1153] softirqs last disabled at (15947): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.793368][ T1153] ---[ end trace 0000000000000000 ]---
[  132.816612][ T1154] prp1: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[  132.816905][ T1154] prp1: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[  132.817314][ T1154] ------------[ cut here ]------------
[  132.817485][ T1154] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1154
[  132.817816][ T1154] CPU: 2 UID: 0 PID: 1154 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.818159][ T1154] Tainted: [W]=WARN
[  132.818312][ T1154] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.818522][ T1154] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.818750][ T1154] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.819268][ T1154] RSP: 0018:ffa0000002c57020 EFLAGS: 00010286
[  132.819501][ T1154] RAX: 00000000ffffffa6 RBX: ff1100000f9ffe00 RCX: 1ff400000058adca
[  132.819759][ T1154] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9ffeb8
[  132.820018][ T1154] RBP: ff11000005209000 R08: 1fe2200001f3ffd8 R09: ff11000013305158
[  132.820305][ T1154] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  132.820561][ T1154] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005209ce1
[  132.820849][ T1154] FS:  00007f182bdcf840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  132.821164][ T1154] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.821392][ T1154] CR2: 000000001959d988 CR3: 0000000015dcf001 CR4: 0000000000771ef0
[  132.821680][ T1154] PKRU: 55555554
[  132.821845][ T1154] Call Trace:
[  132.822012][ T1154]  <TASK>
[  132.822151][ T1154]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.822349][ T1154]  rtmsg_ifinfo+0x5c/0xb0
[  132.822499][ T1154]  ? mark_held_locks+0x40/0x70
[  132.822692][ T1154]  __dev_notify_flags+0x1b8/0x280
[  132.822872][ T1154]  ? netif_change_name+0x8c0/0x8c0
[  132.823067][ T1154]  ? __dev_change_flags+0x4a4/0x660
[  132.823279][ T1154]  ? netif_set_allmulti+0x250/0x250
[  132.823475][ T1154]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.823692][ T1154]  ? is_bpf_text_address+0x68/0x110
[  132.823894][ T1154]  netif_change_flags+0xfe/0x190
[  132.824109][ T1154]  do_setlink.isra.0+0x1cc3/0x2750
[  132.824315][ T1154]  ? rtnl_link_get_size+0x350/0x350
[  132.824528][ T1154]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  132.824774][ T1154]  ? rcu_read_lock_any_held+0x3c/0x90
[  132.824970][ T1154]  ? validate_chain+0x38b/0xc20
[  132.825178][ T1154]  ? rcu_read_lock_any_held+0x66/0x90
[  132.825395][ T1154]  ? stack_depot_save_flags+0x367/0x770
[  132.825591][ T1154]  ? __lock_acquire+0x508/0xc10
[  132.825797][ T1154]  ? lock_acquire.part.0+0xbc/0x260
[  132.826001][ T1154]  ? rtnl_newlink+0x883/0xea0
[  132.826234][ T1154]  ? rcu_is_watching+0x15/0xd0
[  132.826418][ T1154]  ? lock_acquire+0x134/0x160
[  132.826608][ T1154]  ? rcu_is_watching+0x15/0xd0
[  132.826823][ T1154]  ? rcu_is_watching+0x15/0xd0
[  132.827028][ T1154]  ? trace_contention_end+0xb3/0x1a0
[  132.827242][ T1154]  ? __mutex_lock+0x1db/0x2010
[  132.827448][ T1154]  ? __mutex_lock+0x9b2/0x2010
[  132.827661][ T1154]  ? rtnl_newlink+0x883/0xea0
[  132.827878][ T1154]  ? ww_mutex_lock+0x160/0x160
[  132.828088][ T1154]  ? __rtnl_newlink+0x3fa/0xa50
[  132.828301][ T1154]  rtnl_newlink+0x8d1/0xea0
[  132.828503][ T1154]  ? lock_acquire.part.0+0xbc/0x260
[  132.828716][ T1154]  ? __rtnl_newlink+0xa50/0xa50
[  132.828914][ T1154]  ? mark_usage+0x61/0x170
[  132.829125][ T1154]  ? lock_acquire.part.0+0xbc/0x260
[  132.829308][ T1154]  ? find_held_lock+0x2b/0x80
[  132.829504][ T1154]  ? __rtnl_newlink+0xa50/0xa50
[  132.829731][ T1154]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.829914][ T1154]  ? __rtnl_newlink+0xa50/0xa50
[  132.830136][ T1154]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.830320][ T1154]  ? validate_chain+0x38b/0xc20
[  132.830498][ T1154]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.830694][ T1154]  ? __lock_acquire+0x508/0xc10
[  132.830874][ T1154]  ? lock_acquire.part.0+0xbc/0x260
[  132.831075][ T1154]  ? find_held_lock+0x2b/0x80
[  132.831296][ T1154]  netlink_rcv_skb+0x14e/0x3a0
[  132.831477][ T1154]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.831685][ T1154]  ? netlink_ack+0xcd0/0xcd0
[  132.831885][ T1154]  ? netlink_deliver_tap+0xc5/0x330
[  132.832092][ T1154]  ? netlink_deliver_tap+0x13c/0x330
[  132.832312][ T1154]  netlink_unicast+0x486/0x750
[  132.832524][ T1154]  ? netlink_attachskb+0x810/0x810
[  132.832719][ T1154]  ? __lock_acquire+0x508/0xc10
[  132.832919][ T1154]  netlink_sendmsg+0x735/0xc60
[  132.833144][ T1154]  ? netlink_unicast+0x750/0x750
[  132.833354][ T1154]  ? __might_fault+0x97/0x140
[  132.833561][ T1154]  ____sys_sendmsg+0x419/0x850
[  132.833764][ T1154]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.833963][ T1154]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.834219][ T1154]  ? move_addr_to_kernel+0x40/0x40
[  132.834404][ T1154]  ? stack_depot_save_flags+0x367/0x770
[  132.834598][ T1154]  ? validate_chain+0x38b/0xc20
[  132.834786][ T1154]  ___sys_sendmsg+0x14e/0x1d0
[  132.834988][ T1154]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  132.835247][ T1154]  ? copy_msghdr_from_user+0x460/0x460
[  132.835465][ T1154]  __sys_sendmsg+0x145/0x1f0
[  132.835678][ T1154]  ? __sys_sendmsg_sock+0x20/0x20
[  132.835858][ T1154]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  132.836070][ T1154]  ? do_raw_spin_unlock+0x59/0x250
[  132.836263][ T1154]  ? rcu_is_watching+0x15/0xd0
[  132.836442][ T1154]  do_syscall_64+0x117/0xfc0
[  132.836631][ T1154]  ? trace_hardirqs_off+0xd/0x30
[  132.836818][ T1154]  ? exc_page_fault+0xee/0x100
[  132.836998][ T1154]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.837222][ T1154] RIP: 0033:0x7f182c00908e
[  132.837404][ T1154] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.837931][ T1154] RSP: 002b:00007ffc3f00fa50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.838190][ T1154] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f182c00908e
[  132.838431][ T1154] RDX: 0000000000000000 RSI: 00007ffc3f00fb00 RDI: 0000000000000005
[  132.838691][ T1154] RBP: 00007ffc3f00fa60 R08: 0000000000000000 R09: 0000000000000000
[  132.838965][ T1154] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e8
[  132.839274][ T1154] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3f0101d0
[  132.839587][ T1154]  </TASK>
[  132.839773][ T1154] irq event stamp: 16671
[  132.839919][ T1154] hardirqs last  enabled at (16681): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.840205][ T1154] hardirqs last disabled at (16692): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.840480][ T1154] softirqs last  enabled at (16412): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.840785][ T1154] softirqs last disabled at (16399): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.841061][ T1154] ---[ end trace 0000000000000000 ]---
[  132.841824][ T1154] ------------[ cut here ]------------
[  132.841987][ T1154] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1154
[  132.842270][ T1154] CPU: 3 UID: 0 PID: 1154 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.842552][ T1154] Tainted: [W]=WARN
[  132.842656][ T1154] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.842837][ T1154] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.843014][ T1154] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.843516][ T1154] RSP: 0018:ffa0000002c56da0 EFLAGS: 00010286
[  132.843699][ T1154] RAX: 00000000ffffffa6 RBX: ff1100000f9ff000 RCX: 1ff400000058ad7a
[  132.843905][ T1154] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9ff0b8
[  132.844114][ T1154] RBP: ff11000005209000 R08: 1fe2200001f3fe18 R09: ff11000013305158
[  132.844320][ T1154] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  132.844527][ T1154] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  132.844740][ T1154] FS:  00007f182bdcf840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  132.844980][ T1154] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.845159][ T1154] CR2: 0000555faa067d5c CR3: 0000000015dcf002 CR4: 0000000000771ef0
[  132.845365][ T1154] PKRU: 55555554
[  132.845468][ T1154] Call Trace:
[  132.845575][ T1154]  <TASK>
[  132.845647][ T1154]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.845790][ T1154]  ? notifier_call_chain+0xb0/0x320
[  132.845928][ T1154]  rtmsg_ifinfo+0x5c/0xb0
[  132.846033][ T1154]  netif_state_change+0x155/0x340
[  132.846181][ T1154]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  132.846352][ T1154]  ? print_lock_name+0x4c/0x110
[  132.846490][ T1154]  netif_set_operstate+0xc1/0x100
[  132.846631][ T1154]  ? rtnl_put_cacheinfo+0x250/0x250
[  132.846775][ T1154]  hsr_check_carrier_and_operstate+0x1ec/0x700
[  132.846944][ T1154]  ? hsr_port_get_hsr+0x9c/0x150
[  132.847081][ T1154]  ? packet_notifier+0x1c2/0xbd0
[  132.847227][ T1154]  ? mutex_is_locked+0x1c/0x50
[  132.847365][ T1154]  hsr_netdev_notify+0x387/0xad0
[  132.847505][ T1154]  ? hsr_port_get_hsr+0x150/0x150
[  132.847652][ T1154]  notifier_call_chain+0xb0/0x320
[  132.847797][ T1154]  __dev_notify_flags+0xde/0x280
[  132.847937][ T1154]  ? netif_change_name+0x8c0/0x8c0
[  132.848075][ T1154]  ? netif_set_allmulti+0x250/0x250
[  132.848219][ T1154]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.848357][ T1154]  ? is_bpf_text_address+0x68/0x110
[  132.848495][ T1154]  netif_change_flags+0xfe/0x190
[  132.848637][ T1154]  do_setlink.isra.0+0x1cc3/0x2750
[  132.848783][ T1154]  ? rtnl_link_get_size+0x350/0x350
[  132.848922][ T1154]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  132.849092][ T1154]  ? rcu_read_lock_any_held+0x3c/0x90
[  132.849236][ T1154]  ? validate_chain+0x38b/0xc20
[  132.849374][ T1154]  ? rcu_read_lock_any_held+0x66/0x90
[  132.849512][ T1154]  ? stack_depot_save_flags+0x367/0x770
[  132.849654][ T1154]  ? __lock_acquire+0x508/0xc10
[  132.849798][ T1154]  ? lock_acquire.part.0+0xbc/0x260
[  132.849934][ T1154]  ? rtnl_newlink+0x883/0xea0
[  132.850071][ T1154]  ? rcu_is_watching+0x15/0xd0
[  132.850212][ T1154]  ? lock_acquire+0x134/0x160
[  132.850348][ T1154]  ? rcu_is_watching+0x15/0xd0
[  132.850484][ T1154]  ? rcu_is_watching+0x15/0xd0
[  132.850625][ T1154]  ? trace_contention_end+0xb3/0x1a0
[  132.850771][ T1154]  ? __mutex_lock+0x1db/0x2010
[  132.850908][ T1154]  ? __mutex_lock+0x9b2/0x2010
[  132.851045][ T1154]  ? rtnl_newlink+0x883/0xea0
[  132.851190][ T1154]  ? ww_mutex_lock+0x160/0x160
[  132.851329][ T1154]  ? __rtnl_newlink+0x3fa/0xa50
[  132.851468][ T1154]  rtnl_newlink+0x8d1/0xea0
[  132.851612][ T1154]  ? lock_acquire.part.0+0xbc/0x260
[  132.851753][ T1154]  ? __rtnl_newlink+0xa50/0xa50
[  132.851891][ T1154]  ? mark_usage+0x61/0x170
[  132.852029][ T1154]  ? lock_acquire.part.0+0xbc/0x260
[  132.852172][ T1154]  ? find_held_lock+0x2b/0x80
[  132.852308][ T1154]  ? __rtnl_newlink+0xa50/0xa50
[  132.852445][ T1154]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.852587][ T1154]  ? __rtnl_newlink+0xa50/0xa50
[  132.852732][ T1154]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.852869][ T1154]  ? validate_chain+0x38b/0xc20
[  132.853006][ T1154]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.853148][ T1154]  ? __lock_acquire+0x508/0xc10
[  132.853286][ T1154]  ? lock_acquire.part.0+0xbc/0x260
[  132.853422][ T1154]  ? find_held_lock+0x2b/0x80
[  132.853562][ T1154]  netlink_rcv_skb+0x14e/0x3a0
[  132.853706][ T1154]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.853842][ T1154]  ? netlink_ack+0xcd0/0xcd0
[  132.853982][ T1154]  ? netlink_deliver_tap+0xc5/0x330
[  132.854126][ T1154]  ? netlink_deliver_tap+0x13c/0x330
[  132.854267][ T1154]  netlink_unicast+0x486/0x750
[  132.854406][ T1154]  ? netlink_attachskb+0x810/0x810
[  132.854549][ T1154]  ? __lock_acquire+0x508/0xc10
[  132.854692][ T1154]  netlink_sendmsg+0x735/0xc60
[  132.854833][ T1154]  ? netlink_unicast+0x750/0x750
[  132.854973][ T1154]  ? __might_fault+0x97/0x140
[  132.855116][ T1154]  ____sys_sendmsg+0x419/0x850
[  132.855256][ T1154]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.855394][ T1154]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.855570][ T1154]  ? move_addr_to_kernel+0x40/0x40
[  132.855715][ T1154]  ? stack_depot_save_flags+0x367/0x770
[  132.855854][ T1154]  ? validate_chain+0x38b/0xc20
[  132.855992][ T1154]  ___sys_sendmsg+0x14e/0x1d0
[  132.856138][ T1154]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  132.856309][ T1154]  ? copy_msghdr_from_user+0x460/0x460
[  132.856456][ T1154]  __sys_sendmsg+0x145/0x1f0
[  132.856595][ T1154]  ? __sys_sendmsg_sock+0x20/0x20
[  132.856739][ T1154]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  132.856912][ T1154]  ? do_raw_spin_unlock+0x59/0x250
[  132.857050][ T1154]  ? rcu_is_watching+0x15/0xd0
[  132.857196][ T1154]  do_syscall_64+0x117/0xfc0
[  132.857334][ T1154]  ? trace_hardirqs_off+0xd/0x30
[  132.857470][ T1154]  ? exc_page_fault+0xee/0x100
[  132.857613][ T1154]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.857787][ T1154] RIP: 0033:0x7f182c00908e
[  132.857930][ T1154] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.858430][ T1154] RSP: 002b:00007ffc3f00fa50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.858644][ T1154] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f182c00908e
[  132.858856][ T1154] RDX: 0000000000000000 RSI: 00007ffc3f00fb00 RDI: 0000000000000005
[  132.859062][ T1154] RBP: 00007ffc3f00fa60 R08: 0000000000000000 R09: 0000000000000000
[  132.859275][ T1154] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e8
[  132.859481][ T1154] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3f0101d0
[  132.859700][ T1154]  </TASK>
[  132.859802][ T1154] irq event stamp: 18087
[  132.859906][ T1154] hardirqs last  enabled at (18095): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.860152][ T1154] hardirqs last disabled at (18104): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.860392][ T1154] softirqs last  enabled at (17192): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.860636][ T1154] softirqs last disabled at (17185): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.860884][ T1154] ---[ end trace 0000000000000000 ]---
[  132.894329][ T1155] ------------[ cut here ]------------
[  132.894477][ T1155] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1155
[  132.894756][ T1155] CPU: 0 UID: 0 PID: 1155 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.895017][ T1155] Tainted: [W]=WARN
[  132.895125][ T1155] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.895288][ T1155] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.895459][ T1155] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.895929][ T1155] RSP: 0018:ffa0000002c67020 EFLAGS: 00010286
[  132.896090][ T1155] RAX: 00000000ffffffa6 RBX: ff1100000f9fe900 RCX: 1ff400000058cdca
[  132.896288][ T1155] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fe9b8
[  132.896480][ T1155] RBP: ff11000015ae4000 R08: 1fe2200001f3fd38 R09: ff11000013b6ae58
[  132.896685][ T1155] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  132.896878][ T1155] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ae4ce1
[  132.897070][ T1155] FS:  00007f2d80084840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  132.897307][ T1155] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.897470][ T1155] CR2: 00000000356b6988 CR3: 0000000010d7f002 CR4: 0000000000771ef0
[  132.897669][ T1155] PKRU: 55555554
[  132.897771][ T1155] Call Trace:
[  132.897867][ T1155]  <TASK>
[  132.897933][ T1155]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.898066][ T1155]  rtmsg_ifinfo+0x5c/0xb0
[  132.898177][ T1155]  ? mark_held_locks+0x40/0x70
[  132.898306][ T1155]  __dev_notify_flags+0x1b8/0x280
[  132.898436][ T1155]  ? netif_change_name+0x8c0/0x8c0
[  132.898571][ T1155]  ? __dev_change_flags+0x4a4/0x660
[  132.898706][ T1155]  ? netif_set_allmulti+0x250/0x250
[  132.898834][ T1155]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.898964][ T1155]  ? is_bpf_text_address+0x68/0x110
[  132.899095][ T1155]  netif_change_flags+0xfe/0x190
[  132.899232][ T1155]  do_setlink.isra.0+0x1cc3/0x2750
[  132.899363][ T1155]  ? rtnl_link_get_size+0x350/0x350
[  132.899492][ T1155]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  132.899654][ T1155]  ? rcu_read_lock_any_held+0x3c/0x90
[  132.899789][ T1155]  ? validate_chain+0x38b/0xc20
[  132.899917][ T1155]  ? rcu_read_lock_any_held+0x66/0x90
[  132.900044][ T1155]  ? stack_depot_save_flags+0x367/0x770
[  132.900180][ T1155]  ? __lock_acquire+0x508/0xc10
[  132.900311][ T1155]  ? lock_acquire.part.0+0xbc/0x260
[  132.900440][ T1155]  ? rtnl_newlink+0x883/0xea0
[  132.900578][ T1155]  ? rcu_is_watching+0x15/0xd0
[  132.900713][ T1155]  ? lock_acquire+0x134/0x160
[  132.900843][ T1155]  ? rcu_is_watching+0x15/0xd0
[  132.900971][ T1155]  ? rcu_is_watching+0x15/0xd0
[  132.901104][ T1155]  ? trace_contention_end+0xb3/0x1a0
[  132.901236][ T1155]  ? __mutex_lock+0x1db/0x2010
[  132.901364][ T1155]  ? __mutex_lock+0x9b2/0x2010
[  132.901492][ T1155]  ? rtnl_newlink+0x883/0xea0
[  132.901624][ T1155]  ? ww_mutex_lock+0x160/0x160
[  132.901761][ T1155]  ? __rtnl_newlink+0x3fa/0xa50
[  132.901893][ T1155]  rtnl_newlink+0x8d1/0xea0
[  132.902034][ T1155]  ? lock_acquire.part.0+0xbc/0x260
[  132.902226][ T1155]  ? __rtnl_newlink+0xa50/0xa50
[  132.902358][ T1155]  ? mark_usage+0x61/0x170
[  132.902489][ T1155]  ? lock_acquire.part.0+0xbc/0x260
[  132.902620][ T1155]  ? find_held_lock+0x2b/0x80
[  132.902754][ T1155]  ? __rtnl_newlink+0xa50/0xa50
[  132.902882][ T1155]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.903013][ T1155]  ? __rtnl_newlink+0xa50/0xa50
[  132.903197][ T1155]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.903414][ T1155]  ? validate_chain+0x38b/0xc20
[  132.903547][ T1155]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.903678][ T1155]  ? __lock_acquire+0x508/0xc10
[  132.903808][ T1155]  ? lock_acquire.part.0+0xbc/0x260
[  132.903936][ T1155]  ? find_held_lock+0x2b/0x80
[  132.904065][ T1155]  netlink_rcv_skb+0x14e/0x3a0
[  132.904283][ T1155]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.904410][ T1155]  ? netlink_ack+0xcd0/0xcd0
[  132.904546][ T1155]  ? netlink_deliver_tap+0xc5/0x330
[  132.904679][ T1155]  ? netlink_deliver_tap+0x13c/0x330
[  132.904809][ T1155]  netlink_unicast+0x486/0x750
[  132.904938][ T1155]  ? netlink_attachskb+0x810/0x810
[  132.905066][ T1155]  ? __lock_acquire+0x508/0xc10
[  132.905264][ T1155]  netlink_sendmsg+0x735/0xc60
[  132.905393][ T1155]  ? netlink_unicast+0x750/0x750
[  132.905525][ T1155]  ? __might_fault+0x97/0x140
[  132.905655][ T1155]  ____sys_sendmsg+0x419/0x850
[  132.905789][ T1155]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.905918][ T1155]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.906076][ T1155]  ? move_addr_to_kernel+0x40/0x40
[  132.906292][ T1155]  ? stack_depot_save_flags+0x367/0x770
[  132.906419][ T1155]  ? validate_chain+0x38b/0xc20
[  132.906553][ T1155]  ___sys_sendmsg+0x14e/0x1d0
[  132.906688][ T1155]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  132.906849][ T1155]  ? copy_msghdr_from_user+0x460/0x460
[  132.906987][ T1155]  __sys_sendmsg+0x145/0x1f0
[  132.907194][ T1155]  ? __sys_sendmsg_sock+0x20/0x20
[  132.907322][ T1155]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  132.907484][ T1155]  ? do_raw_spin_unlock+0x59/0x250
[  132.907617][ T1155]  ? rcu_is_watching+0x15/0xd0
[  132.907752][ T1155]  do_syscall_64+0x117/0xfc0
[  132.907880][ T1155]  ? trace_hardirqs_off+0xd/0x30
[  132.908008][ T1155]  ? exc_page_fault+0xee/0x100
[  132.908192][ T1155]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.908351][ T1155] RIP: 0033:0x7f2d802be08e
[  132.908485][ T1155] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.908948][ T1155] RSP: 002b:00007ffc2d3fee10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.909231][ T1155] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2d802be08e
[  132.909426][ T1155] RDX: 0000000000000000 RSI: 00007ffc2d3feec0 RDI: 0000000000000005
[  132.909620][ T1155] RBP: 00007ffc2d3fee20 R08: 0000000000000000 R09: 0000000000000000
[  132.909816][ T1155] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e8
[  132.910007][ T1155] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2d3ff590
[  132.910212][ T1155]  </TASK>
[  132.910307][ T1155] irq event stamp: 17431
[  132.910403][ T1155] hardirqs last  enabled at (17439): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.910630][ T1155] hardirqs last disabled at (17446): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.910857][ T1155] softirqs last  enabled at (17378): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.911081][ T1155] softirqs last disabled at (17241): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.911310][ T1155] ---[ end trace 0000000000000000 ]---
[  132.917548][   T46] ------------[ cut here ]------------
[  132.917700][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u17:1/46
[  132.917954][   T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.918250][   T46] Tainted: [W]=WARN
[  132.918348][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.918507][   T46] Workqueue: events_unbound linkwatch_event
[  132.918683][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.918851][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.919309][   T46] RSP: 0018:ffa000000032f760 EFLAGS: 00010286
[  132.919469][   T46] RAX: 00000000ffffffa6 RBX: ff11000005f69700 RCX: 1ff4000000065eb2
[  132.919663][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f697b8
[  132.919857][   T46] RBP: ff11000005209000 R08: 1fe2200000bed2f8 R09: ff11000002410ba8
[  132.920050][   T46] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  132.920248][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  132.920437][   T46] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  132.920661][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.920826][   T46] CR2: 00007f5ffd35c574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[  132.921017][   T46] PKRU: 55555554
[  132.921118][   T46] Call Trace:
[  132.921212][   T46]  <TASK>
[  132.921279][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.921406][   T46]  ? notifier_call_chain+0xb0/0x320
[  132.921537][   T46]  rtmsg_ifinfo+0x5c/0xb0
[  132.921634][   T46]  netif_state_change+0x155/0x340
[  132.921764][   T46]  ? __queue_work+0x31a/0xc00
[  132.921892][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  132.922050][   T46]  ? lockdep_hardirqs_on+0x8c/0x130
[  132.922183][   T46]  ? mod_delayed_work_on+0x109/0x120
[  132.922311][   T46]  netif_set_operstate+0xc1/0x100
[  132.922438][   T46]  ? rtnl_put_cacheinfo+0x250/0x250
[  132.922568][   T46]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  132.922734][   T46]  hsr_check_carrier_and_operstate+0x4da/0x700
[  132.922893][   T46]  hsr_netdev_notify+0x387/0xad0
[  132.923019][   T46]  ? unregister_vlan_dev+0x380/0x380
[  132.923154][   T46]  ? hsr_port_get_hsr+0x150/0x150
[  132.923284][   T46]  notifier_call_chain+0xb0/0x320
[  132.923413][   T46]  netif_state_change+0x139/0x340
[  132.923548][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  132.923715][   T46]  ? linkwatch_do_dev+0xae/0xd0
[  132.923842][   T46]  __linkwatch_run_queue+0x34c/0x750
[  132.923968][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[  132.924104][   T46]  linkwatch_event+0x7f/0xb0
[  132.924232][   T46]  ? __linkwatch_run_queue+0x750/0x750
[  132.924359][   T46]  process_one_work+0xdf8/0x1410
[  132.924488][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[  132.924617][   T46]  ? lock_acquire.part.0+0xbc/0x260
[  132.924753][   T46]  worker_thread+0x4f1/0xd60
[  132.924884][   T46]  ? rescuer_thread+0x1320/0x1320
[  132.925011][   T46]  kthread+0x367/0x460
[  132.925110][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  132.925268][   T46]  ? kthread_affine_node+0x330/0x330
[  132.925395][   T46]  ret_from_fork+0x474/0x6b0
[  132.925526][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  132.925695][   T46]  ? __switch_to+0x5a3/0xe00
[  132.925823][   T46]  ? kthread_affine_node+0x330/0x330
[  132.925950][   T46]  ret_from_fork_asm+0x11/0x20
[  132.926084][   T46]  </TASK>
[  132.926185][   T46] irq event stamp: 119177
[  132.926280][   T46] hardirqs last  enabled at (119185): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.926500][   T46] hardirqs last disabled at (119192): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.926730][   T46] softirqs last  enabled at (118926): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.926950][   T46] softirqs last disabled at (118921): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.927174][   T46] ---[ end trace 0000000000000000 ]---
[  132.927376][   T46] ------------[ cut here ]------------
[  132.927493][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u17:1/46
[  132.927811][   T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.928120][   T46] Tainted: [W]=WARN
[  132.928212][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.928361][   T46] Workqueue: events_unbound linkwatch_event
[  132.928519][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.928687][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.929124][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[  132.929279][   T46] RAX: 00000000ffffffa6 RBX: ff11000005f68e40 RCX: 1ff4000000065f02
[  132.929463][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f68ef8
[  132.929644][   T46] RBP: ff11000015ae1000 R08: 1fe2200000bed1e0 R09: ff11000002410ba8
[  132.929828][   T46] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  132.930006][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.930191][   T46] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  132.930400][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.930553][   T46] CR2: 00007f5ffd35c574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[  132.930738][   T46] PKRU: 55555554
[  132.930826][   T46] Call Trace:
[  132.930914][   T46]  <TASK>
[  132.930977][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.931102][   T46]  ? notifier_call_chain+0xb0/0x320
[  132.931224][   T46]  rtmsg_ifinfo+0x5c/0xb0
[  132.931315][   T46]  netif_state_change+0x155/0x340
[  132.931436][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  132.931588][   T46]  ? linkwatch_do_dev+0xae/0xd0
[  132.931718][   T46]  __linkwatch_run_queue+0x34c/0x750
[  132.931841][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[  132.931962][   T46]  linkwatch_event+0x7f/0xb0
[  132.932080][   T46]  ? __linkwatch_run_queue+0x750/0x750
[  132.932206][   T46]  process_one_work+0xdf8/0x1410
[  132.932328][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[  132.932447][   T46]  ? lock_acquire.part.0+0xbc/0x260
[  132.932574][   T46]  worker_thread+0x4f1/0xd60
[  132.932702][   T46]  ? rescuer_thread+0x1320/0x1320
[  132.932821][   T46]  kthread+0x367/0x460
[  132.932911][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  132.933057][   T46]  ? kthread_affine_node+0x330/0x330
[  132.933182][   T46]  ret_from_fork+0x474/0x6b0
[  132.933302][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  132.933450][   T46]  ? __switch_to+0x5a3/0xe00
[  132.933576][   T46]  ? kthread_affine_node+0x330/0x330
[  132.933702][   T46]  ret_from_fork_asm+0x11/0x20
[  132.933826][   T46]  </TASK>
[  132.933914][   T46] irq event stamp: 119675
[  132.934003][   T46] hardirqs last  enabled at (119683): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.934218][   T46] hardirqs last disabled at (119692): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.934431][   T46] softirqs last  enabled at (119368): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.934652][   T46] softirqs last disabled at (119363): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.934868][   T46] ---[ end trace 0000000000000000 ]---
[  132.935920][   T46] ------------[ cut here ]------------
[  132.936084][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u17:1/46
[  132.936390][   T46] CPU: 2 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.936722][   T46] Tainted: [W]=WARN
[  132.936861][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.937054][   T46] Workqueue: events_unbound linkwatch_event
[  132.937271][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.937474][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.937958][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[  132.938174][   T46] RAX: 00000000ffffffa6 RBX: ff11000015a88740 RCX: 1ff4000000065f02
[  132.938402][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a887f8
[  132.938635][   T46] RBP: ff11000005209000 R08: 1fe2200002b51100 R09: ff11000002410ba8
[  132.938870][   T46] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  132.939092][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.939339][   T46] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  132.939602][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.939808][   T46] CR2: 000000001959d988 CR3: 000000000bb49002 CR4: 0000000000771ef0
[  132.940037][   T46] PKRU: 55555554
[  132.940193][   T46] Call Trace:
[  132.940339][   T46]  <TASK>
[  132.940448][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.940628][   T46]  ? notifier_call_chain+0xb0/0x320
[  132.940806][   T46]  rtmsg_ifinfo+0x5c/0xb0
[  132.940947][   T46]  netif_state_change+0x155/0x340
[  132.941129][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  132.941332][   T46]  ? linkwatch_do_dev+0xae/0xd0
[  132.941501][   T46]  __linkwatch_run_queue+0x34c/0x750
[  132.941705][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[  132.941877][   T46]  linkwatch_event+0x7f/0xb0
[  132.942046][   T46]  ? __linkwatch_run_queue+0x750/0x750
[  132.942229][   T46]  process_one_work+0xdf8/0x1410
[  132.942405][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[  132.942583][   T46]  ? lock_acquire.part.0+0xbc/0x260
[  132.942764][   T46]  worker_thread+0x4f1/0xd60
[  132.942939][   T46]  ? rescuer_thread+0x1320/0x1320
[  132.943133][   T46]  kthread+0x367/0x460
[  132.943273][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  132.943470][   T46]  ? kthread_affine_node+0x330/0x330
[  132.943654][   T46]  ret_from_fork+0x474/0x6b0
[  132.943835][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  132.944032][   T46]  ? __switch_to+0x5a3/0xe00
[  132.944216][   T46]  ? kthread_affine_node+0x330/0x330
[  132.944386][   T46]  ret_from_fork_asm+0x11/0x20
[  132.944565][   T46]  </TASK>
[  132.944713][   T46] irq event stamp: 120583
[  132.944855][   T46] hardirqs last  enabled at (120593): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.945123][   T46] hardirqs last disabled at (120604): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.945379][   T46] softirqs last  enabled at (120310): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.945645][   T46] softirqs last disabled at (120295): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.945911][   T46] ---[ end trace 0000000000000000 ]---
[  132.957332][ T1156] ------------[ cut here ]------------
[  132.957480][ T1156] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1156
[  132.957750][ T1156] CPU: 3 UID: 0 PID: 1156 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.958010][ T1156] Tainted: [W]=WARN
[  132.958116][ T1156] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.958278][ T1156] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.958452][ T1156] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.958917][ T1156] RSP: 0018:ffa0000002c77020 EFLAGS: 00010286
[  132.959079][ T1156] RAX: 00000000ffffffa6 RBX: ff11000013ff3540 RCX: 1ff400000058edca
[  132.959276][ T1156] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff35f8
[  132.959467][ T1156] RBP: ff11000010f09000 R08: 1fe22000027fe6c0 R09: ff11000013b6d158
[  132.959663][ T1156] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  132.959864][ T1156] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f09ce1
[  132.960065][ T1156] FS:  00007fc56b696840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  132.960298][ T1156] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.960460][ T1156] CR2: 000000003209d988 CR3: 0000000016129005 CR4: 0000000000771ef0
[  132.960655][ T1156] PKRU: 55555554
[  132.960755][ T1156] Call Trace:
[  132.960850][ T1156]  <TASK>
[  132.960917][ T1156]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.961049][ T1156]  rtmsg_ifinfo+0x5c/0xb0
[  132.961152][ T1156]  ? mark_held_locks+0x40/0x70
[  132.961282][ T1156]  __dev_notify_flags+0x1b8/0x280
[  132.961411][ T1156]  ? netif_change_name+0x8c0/0x8c0
[  132.961544][ T1156]  ? __dev_change_flags+0x4a4/0x660
[  132.961678][ T1156]  ? netif_set_allmulti+0x250/0x250
[  132.961806][ T1156]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.961936][ T1156]  ? is_bpf_text_address+0x68/0x110
[  132.962064][ T1156]  netif_change_flags+0xfe/0x190
[  132.962206][ T1156]  do_setlink.isra.0+0x1cc3/0x2750
[  132.962335][ T1156]  ? rtnl_link_get_size+0x350/0x350
[  132.962464][ T1156]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  132.962628][ T1156]  ? rcu_read_lock_any_held+0x3c/0x90
[  132.962760][ T1156]  ? validate_chain+0x38b/0xc20
[  132.962889][ T1156]  ? rcu_read_lock_any_held+0x66/0x90
[  132.963016][ T1156]  ? stack_depot_save_flags+0x367/0x770
[  132.963150][ T1156]  ? __lock_acquire+0x508/0xc10
[  132.963284][ T1156]  ? lock_acquire.part.0+0xbc/0x260
[  132.963412][ T1156]  ? rtnl_newlink+0x883/0xea0
[  132.963546][ T1156]  ? rcu_is_watching+0x15/0xd0
[  132.963678][ T1156]  ? lock_acquire+0x134/0x160
[  132.963808][ T1156]  ? rcu_is_watching+0x15/0xd0
[  132.963935][ T1156]  ? rcu_is_watching+0x15/0xd0
[  132.964062][ T1156]  ? trace_contention_end+0xb3/0x1a0
[  132.964197][ T1156]  ? __mutex_lock+0x1db/0x2010
[  132.964326][ T1156]  ? __mutex_lock+0x9b2/0x2010
[  132.964453][ T1156]  ? rtnl_newlink+0x883/0xea0
[  132.964588][ T1156]  ? ww_mutex_lock+0x160/0x160
[  132.964722][ T1156]  ? __rtnl_newlink+0x3fa/0xa50
[  132.964854][ T1156]  rtnl_newlink+0x8d1/0xea0
[  132.964983][ T1156]  ? lock_acquire.part.0+0xbc/0x260
[  132.965114][ T1156]  ? __rtnl_newlink+0xa50/0xa50
[  132.965242][ T1156]  ? mark_usage+0x61/0x170
[  132.965372][ T1156]  ? lock_acquire.part.0+0xbc/0x260
[  132.965500][ T1156]  ? find_held_lock+0x2b/0x80
[  132.965632][ T1156]  ? __rtnl_newlink+0xa50/0xa50
[  132.965767][ T1156]  ? __lock_release.isra.0+0x6b/0x1a0
[  132.965898][ T1156]  ? __rtnl_newlink+0xa50/0xa50
[  132.966026][ T1156]  rtnetlink_rcv_msg+0x40d/0x9e0
[  132.966228][ T1156]  ? validate_chain+0x38b/0xc20
[  132.966357][ T1156]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.966488][ T1156]  ? __lock_acquire+0x508/0xc10
[  132.966621][ T1156]  ? lock_acquire.part.0+0xbc/0x260
[  132.966756][ T1156]  ? find_held_lock+0x2b/0x80
[  132.966887][ T1156]  netlink_rcv_skb+0x14e/0x3a0
[  132.967015][ T1156]  ? rtnl_stats_set+0x3f0/0x3f0
[  132.967207][ T1156]  ? netlink_ack+0xcd0/0xcd0
[  132.967339][ T1156]  ? netlink_deliver_tap+0xc5/0x330
[  132.967468][ T1156]  ? netlink_deliver_tap+0x13c/0x330
[  132.967603][ T1156]  netlink_unicast+0x486/0x750
[  132.967738][ T1156]  ? netlink_attachskb+0x810/0x810
[  132.967867][ T1156]  ? __lock_acquire+0x508/0xc10
[  132.967998][ T1156]  netlink_sendmsg+0x735/0xc60
[  132.968183][ T1156]  ? netlink_unicast+0x750/0x750
[  132.968368][ T1156]  ? __might_fault+0x97/0x140
[  132.968498][ T1156]  ____sys_sendmsg+0x419/0x850
[  132.968631][ T1156]  ? copy_msghdr_from_user+0x2a0/0x460
[  132.968765][ T1156]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  132.968924][ T1156]  ? move_addr_to_kernel+0x40/0x40
[  132.969054][ T1156]  ? stack_depot_save_flags+0x367/0x770
[  132.969239][ T1156]  ? validate_chain+0x38b/0xc20
[  132.969369][ T1156]  ___sys_sendmsg+0x14e/0x1d0
[  132.969496][ T1156]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  132.969659][ T1156]  ? copy_msghdr_from_user+0x460/0x460
[  132.969805][ T1156]  __sys_sendmsg+0x145/0x1f0
[  132.969933][ T1156]  ? __sys_sendmsg_sock+0x20/0x20
[  132.970062][ T1156]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  132.970306][ T1156]  ? do_raw_spin_unlock+0x59/0x250
[  132.970440][ T1156]  ? rcu_is_watching+0x15/0xd0
[  132.970574][ T1156]  do_syscall_64+0x117/0xfc0
[  132.970707][ T1156]  ? trace_hardirqs_off+0xd/0x30
[  132.970835][ T1156]  ? exc_page_fault+0xee/0x100
[  132.970963][ T1156]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  132.971177][ T1156] RIP: 0033:0x7fc56b8d008e
[  132.971315][ T1156] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  132.971781][ T1156] RSP: 002b:00007ffd9b06fec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  132.971975][ T1156] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc56b8d008e
[  132.972226][ T1156] RDX: 0000000000000000 RSI: 00007ffd9b06ff70 RDI: 0000000000000005
[  132.972418][ T1156] RBP: 00007ffd9b06fed0 R08: 0000000000000000 R09: 0000000000000000
[  132.972615][ T1156] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e8
[  132.972811][ T1156] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9b070640
[  132.973008][ T1156]  </TASK>
[  132.973157][ T1156] irq event stamp: 22439
[  132.973254][ T1156] hardirqs last  enabled at (22447): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.973476][ T1156] hardirqs last disabled at (22454): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.973708][ T1156] softirqs last  enabled at (22436): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.973933][ T1156] softirqs last disabled at (22343): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.974231][ T1156] ---[ end trace 0000000000000000 ]---
[  132.976496][   T39] ------------[ cut here ]------------
[  132.976643][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[  132.976886][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  132.977167][   T39] Tainted: [W]=WARN
[  132.977261][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.977411][   T39] Workqueue: events_unbound linkwatch_event
[  132.977571][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  132.977731][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  132.978160][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[  132.978311][   T39] RAX: 00000000ffffffa6 RBX: ff110000132d0740 RCX: 1ff4000000057f02
[  132.978488][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000132d07f8
[  132.978671][   T39] RBP: ff110000161e4000 R08: 1fe220000265a100 R09: ff11000001d951a8
[  132.978855][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  132.979032][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.979215][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  132.979425][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.979579][   T39] CR2: 000000003209d988 CR3: 000000000bb49003 CR4: 0000000000771ef0
[  132.979769][   T39] PKRU: 55555554
[  132.979859][   T39] Call Trace:
[  132.979949][   T39]  <TASK>
[  132.980011][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  132.980139][   T39]  ? notifier_call_chain+0xb0/0x320
[  132.980260][   T39]  rtmsg_ifinfo+0x5c/0xb0
[  132.980352][   T39]  netif_state_change+0x155/0x340
[  132.980472][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  132.980627][   T39]  ? linkwatch_do_dev+0xae/0xd0
[  132.980752][   T39]  __linkwatch_run_queue+0x34c/0x750
[  132.980873][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[  132.980994][   T39]  linkwatch_event+0x7f/0xb0
[  132.981118][   T39]  ? __linkwatch_run_queue+0x750/0x750
[  132.981237][   T39]  process_one_work+0xdf8/0x1410
[  132.981360][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[  132.981479][   T39]  ? lock_acquire.part.0+0xbc/0x260
[  132.981607][   T39]  worker_thread+0x4f1/0xd60
[  132.981736][   T39]  ? rescuer_thread+0x1320/0x1320
[  132.981856][   T39]  kthread+0x367/0x460
[  132.981948][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  132.982101][   T39]  ? kthread_affine_node+0x330/0x330
[  132.982223][   T39]  ret_from_fork+0x474/0x6b0
[  132.982343][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  132.982491][   T39]  ? __switch_to+0x5a3/0xe00
[  132.982612][   T39]  ? kthread_affine_node+0x330/0x330
[  132.982736][   T39]  ret_from_fork_asm+0x11/0x20
[  132.982860][   T39]  </TASK>
[  132.982950][   T39] irq event stamp: 318715
[  132.983044][   T39] hardirqs last  enabled at (318723): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  132.983257][   T39] hardirqs last disabled at (318732): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  132.983463][   T39] softirqs last  enabled at (318360): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  132.983677][   T39] softirqs last disabled at (318355): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  132.983885][   T39] ---[ end trace 0000000000000000 ]---
[  133.020483][ T1157] prp2: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[  133.020728][ T1157] prp2: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[  133.021055][ T1157] ------------[ cut here ]------------
[  133.021190][ T1157] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1157
[  133.021444][ T1157] CPU: 0 UID: 0 PID: 1157 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  133.021714][ T1157] Tainted: [W]=WARN
[  133.021812][ T1157] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  133.021973][ T1157] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  133.022147][ T1157] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  133.022611][ T1157] RSP: 0018:ffa0000002c87020 EFLAGS: 00010286
[  133.022783][ T1157] RAX: 00000000ffffffa6 RBX: ff110000132d0200 RCX: 1ff4000000590dca
[  133.022975][ T1157] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000132d02b8
[  133.023179][ T1157] RBP: ff11000015aac000 R08: 1fe220000265a058 R09: ff11000013032e58
[  133.023370][ T1157] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  133.023565][ T1157] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015aacce1
[  133.023763][ T1157] FS:  00007f8ba8fd7840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  133.023989][ T1157] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  133.024156][ T1157] CR2: 0000000024c97988 CR3: 00000000056f7006 CR4: 0000000000771ef0
[  133.024349][ T1157] PKRU: 55555554
[  133.024445][ T1157] Call Trace:
[  133.024547][ T1157]  <TASK>
[  133.024614][ T1157]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  133.024749][ T1157]  rtmsg_ifinfo+0x5c/0xb0
[  133.024846][ T1157]  ? mark_held_locks+0x40/0x70
[  133.024973][ T1157]  __dev_notify_flags+0x1b8/0x280
[  133.025108][ T1157]  ? netif_change_name+0x8c0/0x8c0
[  133.025240][ T1157]  ? __dev_change_flags+0x4a4/0x660
[  133.025369][ T1157]  ? netif_set_allmulti+0x250/0x250
[  133.025498][ T1157]  ? __lock_release.isra.0+0x6b/0x1a0
[  133.025632][ T1157]  ? is_bpf_text_address+0x68/0x110
[  133.025768][ T1157]  netif_change_flags+0xfe/0x190
[  133.025898][ T1157]  do_setlink.isra.0+0x1cc3/0x2750
[  133.026031][ T1157]  ? rtnl_link_get_size+0x350/0x350
[  133.026165][ T1157]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  133.026327][ T1157]  ? rcu_read_lock_any_held+0x3c/0x90
[  133.026455][ T1157]  ? validate_chain+0x38b/0xc20
[  133.026588][ T1157]  ? rcu_read_lock_any_held+0x66/0x90
[  133.026720][ T1157]  ? stack_depot_save_flags+0x367/0x770
[  133.026849][ T1157]  ? __lock_acquire+0x508/0xc10
[  133.026982][ T1157]  ? lock_acquire.part.0+0xbc/0x260
[  133.027112][ T1157]  ? rtnl_newlink+0x883/0xea0
[  133.027241][ T1157]  ? rcu_is_watching+0x15/0xd0
[  133.027369][ T1157]  ? lock_acquire+0x134/0x160
[  133.027496][ T1157]  ? rcu_is_watching+0x15/0xd0
[  133.027630][ T1157]  ? rcu_is_watching+0x15/0xd0
[  133.027763][ T1157]  ? trace_contention_end+0xb3/0x1a0
[  133.027894][ T1157]  ? __mutex_lock+0x1db/0x2010
[  133.028021][ T1157]  ? __mutex_lock+0x9b2/0x2010
[  133.028232][ T1157]  ? rtnl_newlink+0x883/0xea0
[  133.028361][ T1157]  ? ww_mutex_lock+0x160/0x160
[  133.028493][ T1157]  ? __rtnl_newlink+0x3fa/0xa50
[  133.028628][ T1157]  rtnl_newlink+0x8d1/0xea0
[  133.028764][ T1157]  ? lock_acquire.part.0+0xbc/0x260
[  133.028892][ T1157]  ? __rtnl_newlink+0xa50/0xa50
[  133.029021][ T1157]  ? mark_usage+0x61/0x170
[  133.029229][ T1157]  ? lock_acquire.part.0+0xbc/0x260
[  133.029358][ T1157]  ? find_held_lock+0x2b/0x80
[  133.029486][ T1157]  ? __rtnl_newlink+0xa50/0xa50
[  133.029618][ T1157]  ? __lock_release.isra.0+0x6b/0x1a0
[  133.029753][ T1157]  ? __rtnl_newlink+0xa50/0xa50
[  133.029882][ T1157]  rtnetlink_rcv_msg+0x40d/0x9e0
[  133.030010][ T1157]  ? validate_chain+0x38b/0xc20
[  133.030216][ T1157]  ? rtnl_stats_set+0x3f0/0x3f0
[  133.030440][ T1157]  ? __lock_acquire+0x508/0xc10
[  133.030575][ T1157]  ? lock_acquire.part.0+0xbc/0x260
[  133.030707][ T1157]  ? find_held_lock+0x2b/0x80
[  133.030837][ T1157]  netlink_rcv_skb+0x14e/0x3a0
[  133.030965][ T1157]  ? rtnl_stats_set+0x3f0/0x3f0
[  133.031093][ T1157]  ? netlink_ack+0xcd0/0xcd0
[  133.031287][ T1157]  ? netlink_deliver_tap+0xc5/0x330
[  133.031416][ T1157]  ? netlink_deliver_tap+0x13c/0x330
[  133.031551][ T1157]  netlink_unicast+0x486/0x750
[  133.031685][ T1157]  ? netlink_attachskb+0x810/0x810
[  133.031814][ T1157]  ? __lock_acquire+0x508/0xc10
[  133.031943][ T1157]  netlink_sendmsg+0x735/0xc60
[  133.032071][ T1157]  ? netlink_unicast+0x750/0x750
[  133.032277][ T1157]  ? __might_fault+0x97/0x140
[  133.032409][ T1157]  ____sys_sendmsg+0x419/0x850
[  133.032542][ T1157]  ? copy_msghdr_from_user+0x2a0/0x460
[  133.032671][ T1157]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  133.032835][ T1157]  ? move_addr_to_kernel+0x40/0x40
[  133.032965][ T1157]  ? stack_depot_save_flags+0x367/0x770
[  133.033095][ T1157]  ? validate_chain+0x38b/0xc20
[  133.033260][ T1157]  ___sys_sendmsg+0x14e/0x1d0
[  133.033390][ T1157]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  133.033554][ T1157]  ? copy_msghdr_from_user+0x460/0x460
[  133.033697][ T1157]  __sys_sendmsg+0x145/0x1f0
[  133.033825][ T1157]  ? __sys_sendmsg_sock+0x20/0x20
[  133.033952][ T1157]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  133.034118][ T1157]  ? do_raw_spin_unlock+0x59/0x250
[  133.034248][ T1157]  ? rcu_is_watching+0x15/0xd0
[  133.034378][ T1157]  do_syscall_64+0x117/0xfc0
[  133.034507][ T1157]  ? trace_hardirqs_off+0xd/0x30
[  133.034639][ T1157]  ? exc_page_fault+0xee/0x100
[  133.034774][ T1157]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  133.034932][ T1157] RIP: 0033:0x7f8ba921108e
[  133.035066][ T1157] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  133.035532][ T1157] RSP: 002b:00007ffd741c6a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  133.035730][ T1157] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8ba921108e
[  133.035923][ T1157] RDX: 0000000000000000 RSI: 00007ffd741c6b40 RDI: 0000000000000005
[  133.036119][ T1157] RBP: 00007ffd741c6aa0 R08: 0000000000000000 R09: 0000000000000000
[  133.036311][ T1157] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e8
[  133.036504][ T1157] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd741c7210
[  133.036712][ T1157]  </TASK>
[  133.036807][ T1157] irq event stamp: 32757
[  133.036902][ T1157] hardirqs last  enabled at (32765): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  133.037131][ T1157] hardirqs last disabled at (32774): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  133.037351][ T1157] softirqs last  enabled at (32570): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  133.037578][ T1157] softirqs last disabled at (32497): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  133.037805][ T1157] ---[ end trace 0000000000000000 ]---
[  133.038461][ T1157] ------------[ cut here ]------------
[  133.038602][ T1157] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1157
[  133.038874][ T1157] CPU: 0 UID: 0 PID: 1157 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  133.039308][ T1157] Tainted: [W]=WARN
[  133.039412][ T1157] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  133.039587][ T1157] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  133.039769][ T1157] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  133.040331][ T1157] RSP: 0018:ffa0000002c86da0 EFLAGS: 00010286
[  133.040503][ T1157] RAX: 00000000ffffffa6 RBX: ff11000013c3e580 RCX: 1ff4000000590d7a
[  133.040716][ T1157] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c3e638
[  133.040917][ T1157] RBP: ff11000015aac000 R08: 1fe2200002787cc8 R09: ff11000013032e58
[  133.041196][ T1157] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  133.041401][ T1157] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  133.041610][ T1157] FS:  00007f8ba8fd7840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  133.041851][ T1157] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  133.042022][ T1157] CR2: 0000000024c97988 CR3: 00000000056f7006 CR4: 0000000000771ef0
[  133.042315][ T1157] PKRU: 55555554
[  133.042418][ T1157] Call Trace:
[  133.042524][ T1157]  <TASK>
[  133.042593][ T1157]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  133.042737][ T1157]  ? notifier_call_chain+0xb0/0x320
[  133.042873][ T1157]  rtmsg_ifinfo+0x5c/0xb0
[  133.042976][ T1157]  netif_state_change+0x155/0x340
[  133.043172][ T1157]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  133.043343][ T1157]  ? print_lock_name+0x4c/0x110
[  133.043482][ T1157]  netif_set_operstate+0xc1/0x100
[  133.043622][ T1157]  ? rtnl_put_cacheinfo+0x250/0x250
[  133.043766][ T1157]  hsr_check_carrier_and_operstate+0x1ec/0x700
[  133.043937][ T1157]  ? hsr_port_get_hsr+0x9c/0x150
[  133.044073][ T1157]  ? packet_notifier+0x1c2/0xbd0
[  133.044270][ T1157]  ? mutex_is_locked+0x1c/0x50
[  133.044407][ T1157]  hsr_netdev_notify+0x387/0xad0
[  133.044549][ T1157]  ? hsr_port_get_hsr+0x150/0x150
[  133.044690][ T1157]  notifier_call_chain+0xb0/0x320
[  133.044828][ T1157]  __dev_notify_flags+0xde/0x280
[  133.044965][ T1157]  ? netif_change_name+0x8c0/0x8c0
[  133.045156][ T1157]  ? netif_set_allmulti+0x250/0x250
[  133.045293][ T1157]  ? __lock_release.isra.0+0x6b/0x1a0
[  133.045428][ T1157]  ? is_bpf_text_address+0x68/0x110
[  133.045569][ T1157]  netif_change_flags+0xfe/0x190
[  133.045712][ T1157]  do_setlink.isra.0+0x1cc3/0x2750
[  133.045851][ T1157]  ? rtnl_link_get_size+0x350/0x350
[  133.045989][ T1157]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  133.046164][ T1157]  ? rcu_read_lock_any_held+0x3c/0x90
[  133.046301][ T1157]  ? validate_chain+0x38b/0xc20
[  133.046436][ T1157]  ? rcu_read_lock_any_held+0x66/0x90
[  133.046579][ T1157]  ? stack_depot_save_flags+0x367/0x770
[  133.046719][ T1157]  ? __lock_acquire+0x508/0xc10
[  133.046858][ T1157]  ? lock_acquire.part.0+0xbc/0x260
[  133.046994][ T1157]  ? rtnl_newlink+0x883/0xea0
[  133.047136][ T1157]  ? rcu_is_watching+0x15/0xd0
[  133.047273][ T1157]  ? lock_acquire+0x134/0x160
[  133.047409][ T1157]  ? rcu_is_watching+0x15/0xd0
[  133.047551][ T1157]  ? rcu_is_watching+0x15/0xd0
[  133.047692][ T1157]  ? trace_contention_end+0xb3/0x1a0
[  133.047829][ T1157]  ? __mutex_lock+0x1db/0x2010
[  133.047965][ T1157]  ? __mutex_lock+0x9b2/0x2010
[  133.048109][ T1157]  ? rtnl_newlink+0x883/0xea0
[  133.048248][ T1157]  ? ww_mutex_lock+0x160/0x160
[  133.048386][ T1157]  ? __rtnl_newlink+0x3fa/0xa50
[  133.048528][ T1157]  rtnl_newlink+0x8d1/0xea0
[  133.048667][ T1157]  ? lock_acquire.part.0+0xbc/0x260
[  133.048809][ T1157]  ? __rtnl_newlink+0xa50/0xa50
[  133.048944][ T1157]  ? mark_usage+0x61/0x170
[  133.049082][ T1157]  ? lock_acquire.part.0+0xbc/0x260
[  133.049223][ T1157]  ? find_held_lock+0x2b/0x80
[  133.049358][ T1157]  ? __rtnl_newlink+0xa50/0xa50
[  133.049493][ T1157]  ? __lock_release.isra.0+0x6b/0x1a0
[  133.049633][ T1157]  ? __rtnl_newlink+0xa50/0xa50
[  133.049794][ T1157]  rtnetlink_rcv_msg+0x40d/0x9e0
[  133.049932][ T1157]  ? validate_chain+0x38b/0xc20
[  133.050067][ T1157]  ? rtnl_stats_set+0x3f0/0x3f0
[  133.050211][ T1157]  ? __lock_acquire+0x508/0xc10
[  133.050349][ T1157]  ? lock_acquire.part.0+0xbc/0x260
[  133.050485][ T1157]  ? find_held_lock+0x2b/0x80
[  133.050626][ T1157]  netlink_rcv_skb+0x14e/0x3a0
[  133.050767][ T1157]  ? rtnl_stats_set+0x3f0/0x3f0
[  133.050906][ T1157]  ? netlink_ack+0xcd0/0xcd0
[  133.051045][ T1157]  ? netlink_deliver_tap+0xc5/0x330
[  133.051187][ T1157]  ? netlink_deliver_tap+0x13c/0x330
[  133.051325][ T1157]  netlink_unicast+0x486/0x750
[  133.051463][ T1157]  ? netlink_attachskb+0x810/0x810
[  133.051605][ T1157]  ? __lock_acquire+0x508/0xc10
[  133.051748][ T1157]  netlink_sendmsg+0x735/0xc60
[  133.051884][ T1157]  ? netlink_unicast+0x750/0x750
[  133.052022][ T1157]  ? __might_fault+0x97/0x140
[  133.052167][ T1157]  ____sys_sendmsg+0x419/0x850
[  133.052305][ T1157]  ? copy_msghdr_from_user+0x2a0/0x460
[  133.052442][ T1157]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  133.052618][ T1157]  ? move_addr_to_kernel+0x40/0x40
[  133.052761][ T1157]  ? stack_depot_save_flags+0x367/0x770
[  133.052900][ T1157]  ? validate_chain+0x38b/0xc20
[  133.053040][ T1157]  ___sys_sendmsg+0x14e/0x1d0
[  133.053182][ T1157]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  133.053354][ T1157]  ? copy_msghdr_from_user+0x460/0x460
[  133.053502][ T1157]  __sys_sendmsg+0x145/0x1f0
[  133.053646][ T1157]  ? __sys_sendmsg_sock+0x20/0x20
[  133.053789][ T1157]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  133.053962][ T1157]  ? do_raw_spin_unlock+0x59/0x250
[  133.054108][ T1157]  ? rcu_is_watching+0x15/0xd0
[  133.054248][ T1157]  do_syscall_64+0x117/0xfc0
[  133.054386][ T1157]  ? trace_hardirqs_off+0xd/0x30
[  133.054527][ T1157]  ? exc_page_fault+0xee/0x100
[  133.054666][ T1157]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  133.054844][ T1157] RIP: 0033:0x7f8ba921108e
[  133.054986][ T1157] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  133.055486][ T1157] RSP: 002b:00007ffd741c6a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  133.055703][ T1157] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8ba921108e
[  133.055910][ T1157] RDX: 0000000000000000 RSI: 00007ffd741c6b40 RDI: 0000000000000005
[  133.056122][ T1157] RBP: 00007ffd741c6aa0 R08: 0000000000000000 R09: 0000000000000000
[  133.056328][ T1157] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6e8
[  133.056540][ T1157] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd741c7210
[  133.056755][ T1157]  </TASK>
[  133.056859][ T1157] irq event stamp: 35039
[  133.056963][ T1157] hardirqs last  enabled at (35047): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  133.057210][ T1157] hardirqs last disabled at (35056): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  133.057451][ T1157] softirqs last  enabled at (34392): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  133.057698][ T1157] softirqs last disabled at (34311): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  133.057938][ T1157] ---[ end trace 0000000000000000 ]---
[  133.675582][   T39] ------------[ cut here ]------------
[  133.675777][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[  133.676032][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  133.676337][   T39] Tainted: [W]=WARN
[  133.676435][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  133.676602][   T39] Workqueue: events_unbound linkwatch_event
[  133.676771][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  133.676936][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  133.677395][   T39] RSP: 0018:ffa00000002bf760 EFLAGS: 00010286
[  133.677556][   T39] RAX: 00000000ffffffa6 RBX: ff11000005996580 RCX: 1ff4000000057eb2
[  133.677756][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005996638
[  133.677943][   T39] RBP: ff11000015aac000 R08: 1fe2200000b32cc8 R09: ff11000001d951a8
[  133.678140][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  133.678330][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  133.678525][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  133.678752][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  133.678910][   T39] CR2: 00007ffe875bd6a8 CR3: 0000000013d03006 CR4: 0000000000771ef0
[  133.679106][   T39] PKRU: 55555554
[  133.679204][   T39] Call Trace:
[  133.679298][   T39]  <TASK>
[  133.679365][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  133.679492][   T39]  ? notifier_call_chain+0xb0/0x320
[  133.679622][   T39]  rtmsg_ifinfo+0x5c/0xb0
[  133.679726][   T39]  netif_state_change+0x155/0x340
[  133.679854][   T39]  ? trace_irq_enable.constprop.0+0x30/0x180
[  133.680014][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  133.680181][   T39]  ? lockdep_hardirqs_on+0x8c/0x130
[  133.680310][   T39]  ? mod_delayed_work_on+0x109/0x120
[  133.680439][   T39]  netif_set_operstate+0xc1/0x100
[  133.680572][   T39]  ? rtnl_put_cacheinfo+0x250/0x250
[  133.680705][   T39]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  133.680865][   T39]  hsr_check_carrier_and_operstate+0x4da/0x700
[  133.681025][   T39]  hsr_netdev_notify+0x387/0xad0
[  133.681158][   T39]  ? unregister_vlan_dev+0x380/0x380
[  133.681289][   T39]  ? hsr_port_get_hsr+0x150/0x150
[  133.681418][   T39]  notifier_call_chain+0xb0/0x320
[  133.681553][   T39]  netif_state_change+0x139/0x340
[  133.681686][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  133.681846][   T39]  ? linkwatch_do_dev+0xae/0xd0
[  133.681974][   T39]  __linkwatch_run_queue+0x34c/0x750
[  133.682107][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[  133.682237][   T39]  linkwatch_event+0x7f/0xb0
[  133.682363][   T39]  ? __linkwatch_run_queue+0x750/0x750
[  133.682490][   T39]  process_one_work+0xdf8/0x1410
[  133.682622][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[  133.682788][   T39]  ? lock_acquire.part.0+0xbc/0x260
[  133.682921][   T39]  worker_thread+0x4f1/0xd60
[  133.683051][   T39]  ? rescuer_thread+0x1320/0x1320
[  133.683186][   T39]  kthread+0x367/0x460
[  133.683284][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  133.683443][   T39]  ? kthread_affine_node+0x330/0x330
[  133.683576][   T39]  ret_from_fork+0x474/0x6b0
[  133.683708][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  133.683867][   T39]  ? __switch_to+0x5a3/0xe00
[  133.683994][   T39]  ? kthread_affine_node+0x330/0x330
[  133.684126][   T39]  ret_from_fork_asm+0x11/0x20
[  133.684258][   T39]  </TASK>
[  133.684352][   T39] irq event stamp: 319649
[  133.684448][   T39] hardirqs last  enabled at (319657): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  133.684670][   T39] hardirqs last disabled at (319664): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  133.684894][   T39] softirqs last  enabled at (319448): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  133.685117][   T39] softirqs last disabled at (319443): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  133.685337][   T39] ---[ end trace 0000000000000000 ]---
[  133.685540][   T39] ------------[ cut here ]------------
[  133.685658][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[  133.685896][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  133.686175][   T39] Tainted: [W]=WARN
[  133.686264][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  133.686414][   T39] Workqueue: events_unbound linkwatch_event
[  133.686571][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  133.686731][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  133.687284][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[  133.687434][   T39] RAX: 00000000ffffffa6 RBX: ff11000005996740 RCX: 1ff4000000057f02
[  133.687612][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000059967f8
[  133.687793][   T39] RBP: ff11000015ae4000 R08: 1fe2200000b32d00 R09: ff11000001d951a8
[  133.687969][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  133.688153][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  133.688330][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  133.688543][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  133.688694][   T39] CR2: 00007ffe875bd6a8 CR3: 0000000013d03006 CR4: 0000000000771ef0
[  133.688871][   T39] PKRU: 55555554
[  133.688962][   T39] Call Trace:
[  133.689050][   T39]  <TASK>
[  133.689114][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  133.689233][   T39]  ? notifier_call_chain+0xb0/0x320
[  133.689353][   T39]  rtmsg_ifinfo+0x5c/0xb0
[  133.689443][   T39]  netif_state_change+0x155/0x340
[  133.689573][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  133.689726][   T39]  ? linkwatch_do_dev+0xae/0xd0
[  133.689845][   T39]  __linkwatch_run_queue+0x34c/0x750
[  133.689964][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[  133.690087][   T39]  linkwatch_event+0x7f/0xb0
[  133.690211][   T39]  ? __linkwatch_run_queue+0x750/0x750
[  133.690330][   T39]  process_one_work+0xdf8/0x1410
[  133.690451][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[  133.690573][   T39]  ? lock_acquire.part.0+0xbc/0x260
[  133.690703][   T39]  worker_thread+0x4f1/0xd60
[  133.690825][   T39]  ? rescuer_thread+0x1320/0x1320
[  133.690945][   T39]  kthread+0x367/0x460
[  133.691034][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  133.691186][   T39]  ? kthread_affine_node+0x330/0x330
[  133.691304][   T39]  ret_from_fork+0x474/0x6b0
[  133.691422][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  133.691575][   T39]  ? __switch_to+0x5a3/0xe00
[  133.691703][   T39]  ? kthread_affine_node+0x330/0x330
[  133.691822][   T39]  ret_from_fork_asm+0x11/0x20
[  133.691944][   T39]  </TASK>
[  133.692032][   T39] irq event stamp: 320385
[  133.692128][   T39] hardirqs last  enabled at (320395): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  133.692333][   T39] hardirqs last disabled at (320402): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  133.692546][   T39] softirqs last  enabled at (320080): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  133.692757][   T39] softirqs last disabled at (319833): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  133.692963][   T39] ---[ end trace 0000000000000000 ]---
[  133.693449][   T39] ------------[ cut here ]------------
[  133.693572][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[  133.693815][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  133.694084][   T39] Tainted: [W]=WARN
[  133.694181][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  133.694330][   T39] Workqueue: events_unbound linkwatch_event
[  133.694481][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  133.694640][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  133.695095][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[  133.695251][   T39] RAX: 00000000ffffffa6 RBX: ff11000005997a80 RCX: 1ff4000000057f02
[  133.695428][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005997b38
[  133.695609][   T39] RBP: ff11000010f09000 R08: 1fe2200000b32f68 R09: ff11000001d951a8
[  133.695789][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  133.695966][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  133.696150][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  133.696357][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  133.696506][   T39] CR2: 00007ffe875bd6a8 CR3: 0000000013d03006 CR4: 0000000000771ef0
[  133.696695][   T39] PKRU: 55555554
[  133.696785][   T39] Call Trace:
[  133.696872][   T39]  <TASK>
[  133.696935][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  133.697053][   T39]  ? notifier_call_chain+0xb0/0x320
[  133.697177][   T39]  rtmsg_ifinfo+0x5c/0xb0
[  133.697268][   T39]  netif_state_change+0x155/0x340
[  133.697388][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  133.697543][   T39]  ? linkwatch_do_dev+0xae/0xd0
[  133.697662][   T39]  __linkwatch_run_queue+0x34c/0x750
[  133.697788][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[  133.697909][   T39]  linkwatch_event+0x7f/0xb0
[  133.698027][   T39]  ? __linkwatch_run_queue+0x750/0x750
[  133.698152][   T39]  process_one_work+0xdf8/0x1410
[  133.698274][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[  133.698393][   T39]  ? lock_acquire.part.0+0xbc/0x260
[  133.698556][   T39]  worker_thread+0x4f1/0xd60
[  133.698682][   T39]  ? rescuer_thread+0x1320/0x1320
[  133.698800][   T39]  kthread+0x367/0x460
[  133.698890][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  133.699036][   T39]  ? kthread_affine_node+0x330/0x330
[  133.699160][   T39]  ret_from_fork+0x474/0x6b0
[  133.699279][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  133.699430][   T39]  ? __switch_to+0x5a3/0xe00
[  133.699552][   T39]  ? kthread_affine_node+0x330/0x330
[  133.699674][   T39]  ret_from_fork_asm+0x11/0x20
[  133.699807][   T39]  </TASK>
[  133.699900][   T39] irq event stamp: 321139
[  133.699989][   T39] hardirqs last  enabled at (321147): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  133.700206][   T39] hardirqs last disabled at (321156): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  133.700413][   T39] softirqs last  enabled at (320748): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  133.700624][   T39] softirqs last disabled at (320746): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  133.700835][   T39] ---[ end trace 0000000000000000 ]---
[  133.701336][   T39] ------------[ cut here ]------------
[  133.701455][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[  133.701696][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  133.701961][   T39] Tainted: [W]=WARN
[  133.702050][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  133.702206][   T39] Workqueue: events_unbound linkwatch_event
[  133.702359][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  133.702515][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  133.702940][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[  133.703100][   T39] RAX: 00000000ffffffa6 RBX: ff11000013d2c040 RCX: 1ff4000000057f02
[  133.703279][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d2c0f8
[  133.703456][   T39] RBP: ff11000015aac000 R08: 1fe22000027a5820 R09: ff11000001d951a8
[  133.703636][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  133.703819][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  133.703996][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  133.704208][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  133.704436][   T39] CR2: 00007ffe875bd6a8 CR3: 0000000013d03006 CR4: 0000000000771ef0
[  133.704615][   T39] PKRU: 55555554
[  133.704711][   T39] Call Trace:
[  133.704802][   T39]  <TASK>
[  133.704937][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  133.705056][   T39]  ? notifier_call_chain+0xb0/0x320
[  133.705179][   T39]  rtmsg_ifinfo+0x5c/0xb0
[  133.705270][   T39]  netif_state_change+0x155/0x340
[  133.705390][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  133.705622][   T39]  ? linkwatch_do_dev+0xae/0xd0
[  133.705745][   T39]  __linkwatch_run_queue+0x34c/0x750
[  133.705863][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[  133.706057][   T39]  linkwatch_event+0x7f/0xb0
[  133.706180][   T39]  ? __linkwatch_run_queue+0x750/0x750
[  133.706300][   T39]  process_one_work+0xdf8/0x1410
[  133.706420][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[  133.706620][   T39]  ? lock_acquire.part.0+0xbc/0x260
[  133.706750][   T39]  worker_thread+0x4f1/0xd60
[  133.706871][   T39]  ? rescuer_thread+0x1320/0x1320
[  133.706989][   T39]  kthread+0x367/0x460
[  133.707078][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  133.707231][   T39]  ? kthread_affine_node+0x330/0x330
[  133.707351][   T39]  ret_from_fork+0x474/0x6b0
[  133.707470][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  133.707705][   T39]  ? __switch_to+0x5a3/0xe00
[  133.707825][   T39]  ? kthread_affine_node+0x330/0x330
[  133.707943][   T39]  ret_from_fork_asm+0x11/0x20
[  133.708066][   T39]  </TASK>
[  133.708234][   T39] irq event stamp: 321903
[  133.708324][   T39] hardirqs last  enabled at (321911): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  133.708533][   T39] hardirqs last disabled at (321918): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  133.708824][   T39] softirqs last  enabled at (321508): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  133.709029][   T39] softirqs last disabled at (321506): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  133.709316][   T39] ---[ end trace 0000000000000000 ]---
[  139.455084][   T67] ------------[ cut here ]------------
[  139.455260][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  139.455498][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.455780][   T67] Tainted: [W]=WARN
[  139.455868][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.456016][   T67] Workqueue: netns cleanup_net
[  139.456149][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.456306][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.456739][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[  139.456888][   T67] RAX: 00000000ffffffa6 RBX: ff11000013980ac0 RCX: 1ff4000000090eed
[  139.457072][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013980b78
[  139.457256][   T67] RBP: ff11000013e94000 R08: 1fe2200002730170 R09: ff1100000faa0bd0
[  139.457437][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  139.457616][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  139.457802][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  139.458017][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.458171][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03006 CR4: 0000000000771ef0
[  139.458349][   T67] PKRU: 55555554
[  139.458439][   T67] Call Trace:
[  139.458532][   T67]  <TASK>
[  139.458594][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  139.458751][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.458900][   T67]  ? queue_rcu_work+0x7c/0xa0
[  139.459024][   T67]  ? ipmr_free_table+0x12e/0x2a0
[  139.459151][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.459270][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  139.459397][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.459524][   T67]  ops_undo_list+0x615/0x8f0
[  139.459642][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.459763][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.459882][   T67]  cleanup_net+0x431/0x890
[  139.460000][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.460122][   T67]  ? process_one_work+0xdb7/0x1410
[  139.460241][   T67]  ? lock_acquire+0x134/0x160
[  139.460355][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.460474][   T67]  process_one_work+0xdf8/0x1410
[  139.460597][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.460714][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.460841][   T67]  worker_thread+0x4f1/0xd60
[  139.460958][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.461074][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.461197][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.461313][   T67]  kthread+0x367/0x460
[  139.461401][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.461550][   T67]  ? kthread_affine_node+0x330/0x330
[  139.461670][   T67]  ret_from_fork+0x474/0x6b0
[  139.461793][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.461937][   T67]  ? __switch_to+0x5a3/0xe00
[  139.462058][   T67]  ? kthread_affine_node+0x330/0x330
[  139.462181][   T67]  ret_from_fork_asm+0x11/0x20
[  139.462306][   T67]  </TASK>
[  139.462394][   T67] irq event stamp: 2089755
[  139.462513][   T67] hardirqs last  enabled at (2089763): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.462718][   T67] hardirqs last disabled at (2089770): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.462926][   T67] softirqs last  enabled at (2089596): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.463136][   T67] softirqs last disabled at (2089591): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.463340][   T67] ---[ end trace 0000000000000000 ]---
[  139.477136][   T67] vethA: left promiscuous mode
[  139.477344][   T67] ------------[ cut here ]------------
[  139.477476][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  139.477752][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.478055][   T67] Tainted: [W]=WARN
[  139.478197][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.478366][   T67] Workqueue: netns cleanup_net
[  139.478504][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.478680][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.479161][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[  139.479332][   T67] RAX: 00000000ffffffa6 RBX: ff11000013980c80 RCX: 1ff4000000090eae
[  139.479533][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013980d38
[  139.479735][   T67] RBP: ff11000015ae1000 R08: 1fe22000027301a8 R09: ff1100000faa0bd0
[  139.479933][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[  139.480136][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001c1bf50
[  139.480338][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  139.480574][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.480751][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49004 CR4: 0000000000771ef0
[  139.480982][   T67] PKRU: 55555554
[  139.481081][   T67] Call Trace:
[  139.481190][   T67]  <TASK>
[  139.481261][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  139.481395][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  139.481497][   T67]  __dev_notify_flags+0x1b8/0x280
[  139.481637][   T67]  ? netdev_info+0xe2/0x116
[  139.481777][   T67]  ? netdev_notice+0x120/0x120
[  139.481924][   T67]  ? netif_change_name+0x8c0/0x8c0
[  139.482056][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[  139.482229][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  139.482362][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[  139.482495][   T67]  __dev_set_promiscuity+0x194/0x230
[  139.482634][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[  139.482773][   T67]  netif_set_promiscuity+0x4c/0xc0
[  139.482905][   T67]  dev_set_promiscuity+0x9d/0x150
[  139.483040][   T67]  hsr_del_port+0x36d/0x490
[  139.483179][   T67]  hsr_del_ports+0x24/0x80
[  139.483315][   T67]  hsr_dellink+0x5d/0x90
[  139.483417][   T67]  default_device_exit_batch+0x19d/0x600
[  139.483555][   T67]  ? unregister_netdev+0x60/0x60
[  139.483692][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.483835][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.483970][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.484120][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.484257][   T67]  cleanup_net+0x431/0x890
[  139.484393][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.484527][   T67]  ? process_one_work+0xdb7/0x1410
[  139.484674][   T67]  ? lock_acquire+0x134/0x160
[  139.484922][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.485059][   T67]  process_one_work+0xdf8/0x1410
[  139.485204][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.485340][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.485477][   T67]  worker_thread+0x4f1/0xd60
[  139.485631][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.485773][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.485905][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.486036][   T67]  kthread+0x367/0x460
[  139.486142][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.486311][   T67]  ? kthread_affine_node+0x330/0x330
[  139.486446][   T67]  ret_from_fork+0x474/0x6b0
[  139.486584][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.486755][   T67]  ? __switch_to+0x5a3/0xe00
[  139.486980][   T67]  ? kthread_affine_node+0x330/0x330
[  139.487116][   T67]  ret_from_fork_asm+0x11/0x20
[  139.487255][   T67]  </TASK>
[  139.487369][   T67] irq event stamp: 2091437
[  139.487501][   T67] hardirqs last  enabled at (2091445): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.487742][   T67] hardirqs last disabled at (2091452): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.487987][   T67] softirqs last  enabled at (2091070): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.488310][   T67] softirqs last disabled at (2091065): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.488545][   T67] ---[ end trace 0000000000000000 ]---
[  139.488880][   T67] ------------[ cut here ]------------
[  139.489008][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  139.489276][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.489658][   T67] Tainted: [W]=WARN
[  139.489774][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.489942][   T67] Workqueue: netns cleanup_net
[  139.490671][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.490849][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.491419][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[  139.491597][   T67] RAX: 00000000ffffffa6 RBX: ff11000013980e40 RCX: 1ff4000000090eb2
[  139.491795][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013980ef8
[  139.491989][   T67] RBP: ff11000015ae1000 R08: 1fe22000027301e0 R09: ff1100000faa0bd0
[  139.492264][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  139.492481][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  139.492682][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  139.492920][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.493087][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49004 CR4: 0000000000771ef0
[  139.493304][   T67] PKRU: 55555554
[  139.493406][   T67] Call Trace:
[  139.493500][   T67]  <TASK>
[  139.493571][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.493702][   T67]  rtnetlink_event+0xe0/0x1f0
[  139.493837][   T67]  notifier_call_chain+0xb0/0x320
[  139.493970][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[  139.494105][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[  139.494272][   T67]  ? find_held_lock+0x2b/0x80
[  139.494405][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[  139.494542][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[  139.494703][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  139.494840][   T67]  ? dev_set_promiscuity+0xa8/0x150
[  139.494973][   T67]  hsr_del_port+0x25a/0x490
[  139.495111][   T67]  hsr_del_ports+0x24/0x80
[  139.495240][   T67]  hsr_dellink+0x5d/0x90
[  139.495339][   T67]  default_device_exit_batch+0x19d/0x600
[  139.495471][   T67]  ? unregister_netdev+0x60/0x60
[  139.495606][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.495742][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.495883][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.496016][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.496152][   T67]  cleanup_net+0x431/0x890
[  139.496286][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.496415][   T67]  ? process_one_work+0xdb7/0x1410
[  139.496551][   T67]  ? lock_acquire+0x134/0x160
[  139.496680][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.496826][   T67]  process_one_work+0xdf8/0x1410
[  139.496959][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.497089][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.497231][   T67]  worker_thread+0x4f1/0xd60
[  139.497362][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.497509][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.497643][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.497780][   T67]  kthread+0x367/0x460
[  139.497877][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.498040][   T67]  ? kthread_affine_node+0x330/0x330
[  139.498178][   T67]  ret_from_fork+0x474/0x6b0
[  139.498311][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.498471][   T67]  ? __switch_to+0x5a3/0xe00
[  139.498606][   T67]  ? kthread_affine_node+0x330/0x330
[  139.498742][   T67]  ret_from_fork_asm+0x11/0x20
[  139.498875][   T67]  </TASK>
[  139.498973][   T67] irq event stamp: 2093325
[  139.499123][   T67] hardirqs last  enabled at (2093335): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.499347][   T67] hardirqs last disabled at (2093342): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.499574][   T67] softirqs last  enabled at (2092924): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.499805][   T67] softirqs last disabled at (2092787): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.500034][   T67] ---[ end trace 0000000000000000 ]---
[  139.500270][   T67] vethB: left promiscuous mode
[  139.500451][   T67] ------------[ cut here ]------------
[  139.500587][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  139.500866][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.501697][   T67] Tainted: [W]=WARN
[  139.501815][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.501985][   T67] Workqueue: netns cleanup_net
[  139.502179][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.502356][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.502895][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[  139.503072][   T67] RAX: 00000000ffffffa6 RBX: ff11000013981e00 RCX: 1ff4000000090eae
[  139.503323][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013981eb8
[  139.503524][   T67] RBP: ff110000161e4000 R08: 1fe22000027303d8 R09: ff1100000faa0bd0
[  139.503720][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[  139.503923][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f9d1e50
[  139.504176][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  139.504423][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.504590][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49004 CR4: 0000000000771ef0
[  139.504791][   T67] PKRU: 55555554
[  139.504889][   T67] Call Trace:
[  139.504987][   T67]  <TASK>
[  139.505055][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  139.505245][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  139.505345][   T67]  __dev_notify_flags+0x1b8/0x280
[  139.505496][   T67]  ? netdev_info+0xe2/0x116
[  139.505638][   T67]  ? netdev_notice+0x120/0x120
[  139.505778][   T67]  ? netif_change_name+0x8c0/0x8c0
[  139.505912][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[  139.506074][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  139.506260][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[  139.506396][   T67]  __dev_set_promiscuity+0x194/0x230
[  139.506542][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[  139.506674][   T67]  netif_set_promiscuity+0x4c/0xc0
[  139.506817][   T67]  dev_set_promiscuity+0x9d/0x150
[  139.506952][   T67]  hsr_del_port+0x36d/0x490
[  139.507085][   T67]  hsr_del_ports+0x3e/0x80
[  139.507271][   T67]  hsr_dellink+0x5d/0x90
[  139.507374][   T67]  default_device_exit_batch+0x19d/0x600
[  139.507508][   T67]  ? unregister_netdev+0x60/0x60
[  139.507647][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.507787][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.507922][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.508064][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.508255][   T67]  cleanup_net+0x431/0x890
[  139.508403][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.508538][   T67]  ? process_one_work+0xdb7/0x1410
[  139.508671][   T67]  ? lock_acquire+0x134/0x160
[  139.508807][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.508941][   T67]  process_one_work+0xdf8/0x1410
[  139.509077][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.509263][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.509407][   T67]  worker_thread+0x4f1/0xd60
[  139.509543][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.509673][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.509809][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.509939][   T67]  kthread+0x367/0x460
[  139.510037][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.510258][   T67]  ? kthread_affine_node+0x330/0x330
[  139.510403][   T67]  ret_from_fork+0x474/0x6b0
[  139.510539][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.510705][   T67]  ? __switch_to+0x5a3/0xe00
[  139.510843][   T67]  ? kthread_affine_node+0x330/0x330
[  139.510989][   T67]  ret_from_fork_asm+0x11/0x20
[  139.511177][   T67]  </TASK>
[  139.511275][   T67] irq event stamp: 2095947
[  139.511404][   T67] hardirqs last  enabled at (2095955): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.511636][   T67] hardirqs last disabled at (2095962): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.511870][   T67] softirqs last  enabled at (2095936): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.512239][   T67] softirqs last disabled at (2095979): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.512481][   T67] ---[ end trace 0000000000000000 ]---
[  139.512790][   T67] ------------[ cut here ]------------
[  139.512933][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  139.513570][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.513866][   T67] Tainted: [W]=WARN
[  139.513962][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.514130][   T67] Workqueue: netns cleanup_net
[  139.514267][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.514431][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.514893][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[  139.515053][   T67] RAX: 00000000ffffffa6 RBX: ff110000158ce740 RCX: 1ff4000000090eb2
[  139.515265][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158ce7f8
[  139.515455][   T67] RBP: ff110000161e4000 R08: 1fe2200002b19d00 R09: ff1100000faa0bd0
[  139.515650][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  139.515846][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  139.516039][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  139.516297][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.516457][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49006 CR4: 0000000000771ef0
[  139.516650][   T67] PKRU: 55555554
[  139.516751][   T67] Call Trace:
[  139.516847][   T67]  <TASK>
[  139.516914][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.517043][   T67]  rtnetlink_event+0xe0/0x1f0
[  139.517174][   T67]  notifier_call_chain+0xb0/0x320
[  139.517304][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[  139.517431][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[  139.517594][   T67]  ? find_held_lock+0x2b/0x80
[  139.517722][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[  139.517858][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[  139.518015][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  139.518146][   T67]  ? dev_set_promiscuity+0xa8/0x150
[  139.518274][   T67]  hsr_del_port+0x25a/0x490
[  139.518409][   T67]  hsr_del_ports+0x3e/0x80
[  139.518567][   T67]  hsr_dellink+0x5d/0x90
[  139.518663][   T67]  default_device_exit_batch+0x19d/0x600
[  139.518800][   T67]  ? unregister_netdev+0x60/0x60
[  139.518928][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.519057][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.519193][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.519320][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.519450][   T67]  cleanup_net+0x431/0x890
[  139.519583][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.519710][   T67]  ? process_one_work+0xdb7/0x1410
[  139.519845][   T67]  ? lock_acquire+0x134/0x160
[  139.519971][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.520104][   T67]  process_one_work+0xdf8/0x1410
[  139.520238][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.520384][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.520522][   T67]  worker_thread+0x4f1/0xd60
[  139.520651][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.520787][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.520915][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.521044][   T67]  kthread+0x367/0x460
[  139.521180][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.521339][   T67]  ? kthread_affine_node+0x330/0x330
[  139.521466][   T67]  ret_from_fork+0x474/0x6b0
[  139.521599][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.521767][   T67]  ? __switch_to+0x5a3/0xe00
[  139.521898][   T67]  ? kthread_affine_node+0x330/0x330
[  139.522025][   T67]  ret_from_fork_asm+0x11/0x20
[  139.522168][   T67]  </TASK>
[  139.522270][   T67] irq event stamp: 2097477
[  139.522396][   T67] hardirqs last  enabled at (2097485): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.522618][   T67] hardirqs last disabled at (2097492): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.522848][   T67] softirqs last  enabled at (2097408): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.523068][   T67] softirqs last disabled at (2097341): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.523304][   T67] ---[ end trace 0000000000000000 ]---
[  139.523518][   T67] ------------[ cut here ]------------
[  139.523645][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  139.523924][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.524213][   T67] Tainted: [W]=WARN
[  139.524309][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.524468][   T67] Workqueue: netns cleanup_net
[  139.524603][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.524787][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.525248][   T67] RSP: 0018:ffa0000000487840 EFLAGS: 00010286
[  139.525407][   T67] RAX: 00000000ffffffa6 RBX: ff110000158cf380 RCX: 1ff4000000090ece
[  139.525597][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158cf438
[  139.525793][   T67] RBP: ff110000161e4000 R08: 1fe2200002b19e88 R09: ff1100000faa0bd0
[  139.525983][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  139.526177][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  139.526365][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  139.526587][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.526752][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49006 CR4: 0000000000771ef0
[  139.526938][   T67] PKRU: 55555554
[  139.527032][   T67] Call Trace:
[  139.527131][   T67]  <TASK>
[  139.527195][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.527320][   T67]  rtnetlink_event+0xe0/0x1f0
[  139.527447][   T67]  notifier_call_chain+0xb0/0x320
[  139.527579][   T67]  call_netdevice_notifiers+0x70/0xa0
[  139.527706][   T67]  ? __dev_open+0x610/0x610
[  139.527855][   T67]  hsr_del_port+0x33f/0x490
[  139.527983][   T67]  hsr_del_ports+0x3e/0x80
[  139.528111][   T67]  hsr_dellink+0x5d/0x90
[  139.528207][   T67]  default_device_exit_batch+0x19d/0x600
[  139.528336][   T67]  ? unregister_netdev+0x60/0x60
[  139.528462][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.528592][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.528720][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.528850][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.528978][   T67]  cleanup_net+0x431/0x890
[  139.529110][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.529248][   T67]  ? process_one_work+0xdb7/0x1410
[  139.529380][   T67]  ? lock_acquire+0x134/0x160
[  139.529504][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.529636][   T67]  process_one_work+0xdf8/0x1410
[  139.529771][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.529896][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.530026][   T67]  worker_thread+0x4f1/0xd60
[  139.530169][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.530295][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.530429][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.530556][   T67]  kthread+0x367/0x460
[  139.530661][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.530823][   T67]  ? kthread_affine_node+0x330/0x330
[  139.530950][   T67]  ret_from_fork+0x474/0x6b0
[  139.531077][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.531238][   T67]  ? __switch_to+0x5a3/0xe00
[  139.531364][   T67]  ? kthread_affine_node+0x330/0x330
[  139.531495][   T67]  ret_from_fork_asm+0x11/0x20
[  139.531632][   T67]  </TASK>
[  139.531731][   T67] irq event stamp: 2098059
[  139.531856][   T67] hardirqs last  enabled at (2098067): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.532076][   T67] hardirqs last disabled at (2098074): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.532299][   T67] softirqs last  enabled at (2097662): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.532520][   T67] softirqs last disabled at (2097657): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.532743][   T67] ---[ end trace 0000000000000000 ]---
[  139.533305][   T67] ------------[ cut here ]------------
[  139.533429][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  139.533675][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.533959][   T67] Tainted: [W]=WARN
[  139.534053][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.534716][   T67] Workqueue: netns cleanup_net
[  139.534864][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.535022][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.535542][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  139.535701][   T67] RAX: 00000000ffffffa6 RBX: ff11000005f69700 RCX: 1ff4000000090eaf
[  139.535887][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f697b8
[  139.536071][   T67] RBP: ff11000005209000 R08: 1fe2200000bed2f8 R09: ff1100000faa0bd0
[  139.536309][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  139.536492][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000161e4000
[  139.536685][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  139.536908][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.537073][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49006 CR4: 0000000000771ef0
[  139.537307][   T67] PKRU: 55555554
[  139.537399][   T67] Call Trace:
[  139.537491][   T67]  <TASK>
[  139.537556][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  139.537680][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  139.537780][   T67]  netif_close_many+0x2ac/0x640
[  139.537906][   T67]  ? __dev_close_many+0x530/0x530
[  139.538032][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  139.538239][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  139.538409][   T67]  ? mark_held_locks+0x40/0x70
[  139.538535][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.538659][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.538852][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.538976][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.539148][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  139.539311][   T67]  ? unregister_netdevice_many+0x20/0x20
[  139.539447][   T67]  default_device_exit_batch+0x38b/0x600
[  139.539576][   T67]  ? unregister_netdev+0x60/0x60
[  139.539699][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.539830][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.539955][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.540078][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.540255][   T67]  cleanup_net+0x431/0x890
[  139.540381][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.540528][   T67]  ? process_one_work+0xdb7/0x1410
[  139.540650][   T67]  ? lock_acquire+0x134/0x160
[  139.540777][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.540901][   T67]  process_one_work+0xdf8/0x1410
[  139.541027][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.541202][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.541349][   T67]  worker_thread+0x4f1/0xd60
[  139.541476][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.541603][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.541736][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.541858][   T67]  kthread+0x367/0x460
[  139.541951][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.542153][   T67]  ? kthread_affine_node+0x330/0x330
[  139.542278][   T67]  ret_from_fork+0x474/0x6b0
[  139.542400][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.542556][   T67]  ? __switch_to+0x5a3/0xe00
[  139.542679][   T67]  ? kthread_affine_node+0x330/0x330
[  139.542808][   T67]  ret_from_fork_asm+0x11/0x20
[  139.542936][   T67]  </TASK>
[  139.543026][   T67] irq event stamp: 2100873
[  139.543198][   T67] hardirqs last  enabled at (2100977): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.543428][   T67] hardirqs last disabled at (2100984): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.543642][   T67] softirqs last  enabled at (2100974): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.543859][   T67] softirqs last disabled at (2100881): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.544070][   T67] ---[ end trace 0000000000000000 ]---
[  139.545612][   T67] ------------[ cut here ]------------
[  139.545796][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  139.546085][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.546453][   T67] Tainted: [W]=WARN
[  139.546604][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.546833][   T67] Workqueue: netns cleanup_net
[  139.547024][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.547242][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.547749][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  139.547964][   T67] RAX: 00000000ffffffa6 RBX: ff11000013ff2ac0 RCX: 1ff4000000090eaf
[  139.548212][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff2b78
[  139.548446][   T67] RBP: ff110000161e4000 R08: 1fe22000027fe570 R09: ff1100000faa0bd0
[  139.548715][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  139.548989][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f09000
[  139.549235][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  139.549503][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.549752][   T67] CR2: 00007ffca47a9ef8 CR3: 0000000016006004 CR4: 0000000000771ef0
[  139.549989][   T67] PKRU: 55555554
[  139.550145][   T67] Call Trace:
[  139.550287][   T67]  <TASK>
[  139.550397][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  139.550581][   T67]  ? notifier_call_chain+0xb0/0x320
[  139.550763][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  139.550904][   T67]  netif_close_many+0x2ac/0x640
[  139.551079][   T67]  ? __dev_close_many+0x530/0x530
[  139.551262][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  139.551465][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  139.551679][   T67]  ? mark_held_locks+0x40/0x70
[  139.551859][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.552034][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.552247][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.552418][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.552598][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  139.552805][   T67]  ? unregister_netdevice_many+0x20/0x20
[  139.552981][   T67]  default_device_exit_batch+0x38b/0x600
[  139.553171][   T67]  ? unregister_netdev+0x60/0x60
[  139.553345][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.553520][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.553702][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.553879][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.554052][   T67]  cleanup_net+0x431/0x890
[  139.554238][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.554412][   T67]  ? process_one_work+0xdb7/0x1410
[  139.554595][   T67]  ? lock_acquire+0x134/0x160
[  139.554774][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.554948][   T67]  process_one_work+0xdf8/0x1410
[  139.555135][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.555306][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.555480][   T67]  worker_thread+0x4f1/0xd60
[  139.555666][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.555846][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.556019][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.556205][   T67]  kthread+0x367/0x460
[  139.556344][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.556553][   T67]  ? kthread_affine_node+0x330/0x330
[  139.556735][   T67]  ret_from_fork+0x474/0x6b0
[  139.556909][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.557126][   T67]  ? __switch_to+0x5a3/0xe00
[  139.557299][   T67]  ? kthread_affine_node+0x330/0x330
[  139.557473][   T67]  ret_from_fork_asm+0x11/0x20
[  139.557679][   T67]  </TASK>
[  139.557835][   T67] irq event stamp: 2103737
[  139.558022][   T67] hardirqs last  enabled at (2103747): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.558301][   T67] hardirqs last disabled at (2103758): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.558572][   T67] softirqs last  enabled at (2103290): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.558839][   T67] softirqs last disabled at (2103277): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.559112][   T67] ---[ end trace 0000000000000000 ]---
[  139.559795][   T67] ------------[ cut here ]------------
[  139.559960][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  139.560271][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.560606][   T67] Tainted: [W]=WARN
[  139.560754][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.560956][   T67] Workqueue: netns cleanup_net
[  139.562044][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.562275][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.562774][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  139.562979][   T67] RAX: 00000000ffffffa6 RBX: ff110000132d0740 RCX: 1ff4000000090eaf
[  139.563226][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000132d07f8
[  139.563456][   T67] RBP: ff11000010f09000 R08: 1fe220000265a100 R09: ff1100000faa0bd0
[  139.563694][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  139.563949][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ae1000
[  139.564194][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  139.564456][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.564666][   T67] CR2: 00007ffca47a9ef8 CR3: 0000000016006004 CR4: 0000000000771ef0
[  139.564908][   T67] PKRU: 55555554
[  139.565047][   T67] Call Trace:
[  139.565198][   T67]  <TASK>
[  139.565308][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  139.565480][   T67]  ? notifier_call_chain+0xb0/0x320
[  139.565660][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  139.565807][   T67]  netif_close_many+0x2ac/0x640
[  139.565980][   T67]  ? __dev_close_many+0x530/0x530
[  139.566166][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  139.566367][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  139.566578][   T67]  ? mark_held_locks+0x40/0x70
[  139.566756][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.566927][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.567140][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.567309][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.567479][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  139.567691][   T67]  ? unregister_netdevice_many+0x20/0x20
[  139.567894][   T67]  default_device_exit_batch+0x38b/0x600
[  139.568068][   T67]  ? unregister_netdev+0x60/0x60
[  139.568252][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.568425][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.568606][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.568785][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.568958][   T67]  cleanup_net+0x431/0x890
[  139.569142][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.569311][   T67]  ? process_one_work+0xdb7/0x1410
[  139.569483][   T67]  ? lock_acquire+0x134/0x160
[  139.569661][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.569837][   T67]  process_one_work+0xdf8/0x1410
[  139.570012][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.570198][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.570374][   T67]  worker_thread+0x4f1/0xd60
[  139.570550][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.570721][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.570899][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.571072][   T67]  kthread+0x367/0x460
[  139.571225][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.571428][   T67]  ? kthread_affine_node+0x330/0x330
[  139.571609][   T67]  ret_from_fork+0x474/0x6b0
[  139.571790][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.571990][   T67]  ? __switch_to+0x5a3/0xe00
[  139.572174][   T67]  ? kthread_affine_node+0x330/0x330
[  139.572346][   T67]  ret_from_fork_asm+0x11/0x20
[  139.572525][   T67]  </TASK>
[  139.572668][   T67] irq event stamp: 2107585
[  139.572848][   T67] hardirqs last  enabled at (2107595): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.573121][   T67] hardirqs last disabled at (2107606): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.573381][   T67] softirqs last  enabled at (2107054): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.573653][   T67] softirqs last disabled at (2107047): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.573922][   T67] ---[ end trace 0000000000000000 ]---
[  139.575134][   T67] ------------[ cut here ]------------
[  139.575307][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  139.575645][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.575999][   T67] Tainted: [W]=WARN
[  139.576901][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.577183][   T67] Workqueue: netns cleanup_net
[  139.577422][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.577704][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.578304][   T67] RSP: 0018:ffa00000004874d0 EFLAGS: 00010286
[  139.578579][   T67] RAX: 00000000ffffffa6 RBX: ff11000015b2e3c0 RCX: 1ff4000000090e60
[  139.578881][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b2e478
[  139.579188][   T67] RBP: ff11000015aac000 R08: 1fe2200002b65c90 R09: ff1100000faa0bd0
[  139.579485][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  139.579795][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  139.580092][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  139.580481][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.580764][   T67] CR2: 00007ffca47a9ef8 CR3: 0000000016006004 CR4: 0000000000771ef0
[  139.581063][   T67] PKRU: 55555554
[  139.581270][   T67] Call Trace:
[  139.581467][   T67]  <TASK>
[  139.581644][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  139.581884][   T67]  ? notifier_call_chain+0xb0/0x320
[  139.582129][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  139.582331][   T67]  netif_state_change+0x155/0x340
[  139.582573][   T67]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  139.582844][   T67]  ? __queue_work+0x31a/0xc00
[  139.583075][   T67]  netif_set_operstate+0xc1/0x100
[  139.583319][   T67]  ? rtnl_put_cacheinfo+0x250/0x250
[  139.583562][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  139.583800][   T67]  ? queue_delayed_work_on+0x95/0x100
[  139.584035][   T67]  hsr_check_carrier_and_operstate+0x1ec/0x700
[  139.584311][   T67]  hsr_netdev_notify+0x387/0xad0
[  139.584550][   T67]  ? unregister_vlan_dev+0x380/0x380
[  139.584816][   T67]  ? hsr_port_get_hsr+0x150/0x150
[  139.585090][   T67]  notifier_call_chain+0xb0/0x320
[  139.585328][   T67]  netif_close_many+0x2c9/0x640
[  139.585509][   T67]  ? __dev_close_many+0x530/0x530
[  139.585699][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  139.585920][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  139.586144][   T67]  ? mark_held_locks+0x40/0x70
[  139.586320][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.586498][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.586716][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.586902][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.587082][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  139.587307][   T67]  ? unregister_netdevice_many+0x20/0x20
[  139.587487][   T67]  default_device_exit_batch+0x38b/0x600
[  139.587674][   T67]  ? unregister_netdev+0x60/0x60
[  139.587861][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.588043][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.588235][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.588411][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.588603][   T67]  cleanup_net+0x431/0x890
[  139.588807][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.588983][   T67]  ? process_one_work+0xdb7/0x1410
[  139.589176][   T67]  ? lock_acquire+0x134/0x160
[  139.589356][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.589539][   T67]  process_one_work+0xdf8/0x1410
[  139.589723][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.589910][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.590091][   T67]  worker_thread+0x4f1/0xd60
[  139.590284][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.590461][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.590649][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.590834][   T67]  kthread+0x367/0x460
[  139.590981][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.591204][   T67]  ? kthread_affine_node+0x330/0x330
[  139.591383][   T67]  ret_from_fork+0x474/0x6b0
[  139.591571][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.591789][   T67]  ? __switch_to+0x5a3/0xe00
[  139.591965][   T67]  ? kthread_affine_node+0x330/0x330
[  139.592154][   T67]  ret_from_fork_asm+0x11/0x20
[  139.592336][   T67]  </TASK>
[  139.592478][   T67] irq event stamp: 2114635
[  139.592666][   T67] hardirqs last  enabled at (2114645): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.592945][   T67] hardirqs last disabled at (2114654): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.593230][   T67] softirqs last  enabled at (2114232): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.593502][   T67] softirqs last disabled at (2114141): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.593797][   T67] ---[ end trace 0000000000000000 ]---
[  139.594076][   T67] ------------[ cut here ]------------
[  139.594262][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  139.594551][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.594888][   T67] Tainted: [W]=WARN
[  139.595027][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.595706][   T67] Workqueue: netns cleanup_net
[  139.595944][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.596212][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.596759][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  139.597008][   T67] RAX: 00000000ffffffa6 RBX: ff11000015b2e580 RCX: 1ff4000000090eaf
[  139.597296][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b2e638
[  139.597579][   T67] RBP: ff11000015ae1000 R08: 1fe2200002b65cc8 R09: ff1100000faa0bd0
[  139.597865][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  139.598153][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ae4000
[  139.598431][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  139.598757][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.599006][   T67] CR2: 00007ffca47a9ef8 CR3: 0000000016006004 CR4: 0000000000771ef0
[  139.599297][   T67] PKRU: 55555554
[  139.599481][   T67] Call Trace:
[  139.599677][   T67]  <TASK>
[  139.599843][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  139.600061][   T67]  ? notifier_call_chain+0xb0/0x320
[  139.600289][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  139.600481][   T67]  netif_close_many+0x2ac/0x640
[  139.600708][   T67]  ? __dev_close_many+0x530/0x530
[  139.600934][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  139.601195][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  139.601443][   T67]  ? mark_held_locks+0x40/0x70
[  139.601669][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.601898][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.602160][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.602404][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.602650][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  139.602924][   T67]  ? unregister_netdevice_many+0x20/0x20
[  139.603121][   T67]  default_device_exit_batch+0x38b/0x600
[  139.603293][   T67]  ? unregister_netdev+0x60/0x60
[  139.603464][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.603645][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.603830][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.603998][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.604180][   T67]  cleanup_net+0x431/0x890
[  139.604352][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.604522][   T67]  ? process_one_work+0xdb7/0x1410
[  139.604700][   T67]  ? lock_acquire+0x134/0x160
[  139.604879][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.605053][   T67]  process_one_work+0xdf8/0x1410
[  139.605239][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.605408][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.605594][   T67]  worker_thread+0x4f1/0xd60
[  139.605774][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.605943][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.606127][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.606297][   T67]  kthread+0x367/0x460
[  139.606438][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.606649][   T67]  ? kthread_affine_node+0x330/0x330
[  139.606829][   T67]  ret_from_fork+0x474/0x6b0
[  139.607000][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.607211][   T67]  ? __switch_to+0x5a3/0xe00
[  139.607380][   T67]  ? kthread_affine_node+0x330/0x330
[  139.607559][   T67]  ret_from_fork_asm+0x11/0x20
[  139.607742][   T67]  </TASK>
[  139.607878][   T67] irq event stamp: 2119077
[  139.608045][   T67] hardirqs last  enabled at (2119087): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.608315][   T67] hardirqs last disabled at (2119098): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.608584][   T67] softirqs last  enabled at (2118796): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.608852][   T67] softirqs last disabled at (2118777): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.609123][   T67] ---[ end trace 0000000000000000 ]---
[  139.619280][   T67] ------------[ cut here ]------------
[  139.619485][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  139.619790][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.620127][   T67] Tainted: [W]=WARN
[  139.620266][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.620466][   T67] Workqueue: netns cleanup_net
[  139.620652][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.620868][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.621359][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  139.621571][   T67] RAX: 00000000ffffffa6 RBX: ff11000015b2f700 RCX: 1ff4000000090eaf
[  139.621803][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b2f7b8
[  139.622031][   T67] RBP: ff11000015ae4000 R08: 1fe2200002b65ef8 R09: ff1100000faa0bd0
[  139.622270][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  139.622502][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010ee9000
[  139.622747][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  139.623009][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.623221][   T67] CR2: 00007ffca47a9ef8 CR3: 0000000016006004 CR4: 0000000000771ef0
[  139.623452][   T67] PKRU: 55555554
[  139.623602][   T67] Call Trace:
[  139.623748][   T67]  <TASK>
[  139.623858][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  139.624028][   T67]  ? notifier_call_chain+0xb0/0x320
[  139.624209][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  139.624350][   T67]  netif_close_many+0x2ac/0x640
[  139.624525][   T67]  ? __dev_close_many+0x530/0x530
[  139.624702][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  139.624917][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  139.625131][   T67]  ? mark_held_locks+0x40/0x70
[  139.625299][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.625470][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.625680][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.625860][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.626032][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  139.626246][   T67]  ? unregister_netdevice_many+0x20/0x20
[  139.626420][   T67]  default_device_exit_batch+0x38b/0x600
[  139.626603][   T67]  ? unregister_netdev+0x60/0x60
[  139.626785][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.626956][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.627142][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.627314][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.627489][   T67]  cleanup_net+0x431/0x890
[  139.627668][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.627848][   T67]  ? process_one_work+0xdb7/0x1410
[  139.628019][   T67]  ? lock_acquire+0x134/0x160
[  139.628201][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.628373][   T67]  process_one_work+0xdf8/0x1410
[  139.628554][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.628735][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.628908][   T67]  worker_thread+0x4f1/0xd60
[  139.629082][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.629266][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.629437][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.629619][   T67]  kthread+0x367/0x460
[  139.629769][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.629968][   T67]  ? kthread_affine_node+0x330/0x330
[  139.630156][   T67]  ret_from_fork+0x474/0x6b0
[  139.630328][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.630535][   T67]  ? __switch_to+0x5a3/0xe00
[  139.630710][   T67]  ? kthread_affine_node+0x330/0x330
[  139.630890][   T67]  ret_from_fork_asm+0x11/0x20
[  139.631066][   T67]  </TASK>
[  139.631214][   T67] irq event stamp: 2130143
[  139.631384][   T67] hardirqs last  enabled at (2130153): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.631654][   T67] hardirqs last disabled at (2130162): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.631920][   T67] softirqs last  enabled at (2129632): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.632192][   T67] softirqs last disabled at (2129625): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.632455][   T67] ---[ end trace 0000000000000000 ]---
[  139.633424][   T67] ------------[ cut here ]------------
[  139.633618][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  139.633920][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.634263][   T67] Tainted: [W]=WARN
[  139.634402][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.634613][   T67] Workqueue: netns cleanup_net
[  139.634797][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.635005][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.635507][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  139.635724][   T67] RAX: 00000000ffffffa6 RBX: ff11000005997540 RCX: 1ff4000000090eaf
[  139.635961][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000059975f8
[  139.636204][   T67] RBP: ff11000010ee9000 R08: 1fe2200000b32ec0 R09: ff1100000faa0bd0
[  139.636437][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  139.636678][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[  139.636919][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  139.637195][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.637399][   T67] CR2: 00007ffca47a9ef8 CR3: 0000000016006004 CR4: 0000000000771ef0
[  139.637640][   T67] PKRU: 55555554
[  139.637790][   T67] Call Trace:
[  139.637929][   T67]  <TASK>
[  139.638039][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  139.638225][   T67]  ? notifier_call_chain+0xb0/0x320
[  139.638396][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  139.638543][   T67]  netif_close_many+0x2ac/0x640
[  139.638720][   T67]  ? __dev_close_many+0x530/0x530
[  139.638901][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  139.639117][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  139.639320][   T67]  ? mark_held_locks+0x40/0x70
[  139.639489][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.639670][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.639880][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.640056][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.640239][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  139.640441][   T67]  ? unregister_netdevice_many+0x20/0x20
[  139.640626][   T67]  default_device_exit_batch+0x38b/0x600
[  139.640807][   T67]  ? unregister_netdev+0x60/0x60
[  139.640979][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.641168][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.641344][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.641513][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.641696][   T67]  cleanup_net+0x431/0x890
[  139.641873][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.642045][   T67]  ? process_one_work+0xdb7/0x1410
[  139.642230][   T67]  ? lock_acquire+0x134/0x160
[  139.642401][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.642589][   T67]  process_one_work+0xdf8/0x1410
[  139.642775][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.642948][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.643136][   T67]  worker_thread+0x4f1/0xd60
[  139.643309][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.643479][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.643662][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.643846][   T67]  kthread+0x367/0x460
[  139.643992][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.644210][   T67]  ? kthread_affine_node+0x330/0x330
[  139.644383][   T67]  ret_from_fork+0x474/0x6b0
[  139.644562][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.644773][   T67]  ? __switch_to+0x5a3/0xe00
[  139.644945][   T67]  ? kthread_affine_node+0x330/0x330
[  139.645131][   T67]  ret_from_fork_asm+0x11/0x20
[  139.645311][   T67]  </TASK>
[  139.645449][   T67] irq event stamp: 2132679
[  139.645627][   T67] hardirqs last  enabled at (2132689): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.645894][   T67] hardirqs last disabled at (2132698): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.646168][   T67] softirqs last  enabled at (2132158): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.646430][   T67] softirqs last disabled at (2132151): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.646701][   T67] ---[ end trace 0000000000000000 ]---
[  139.647725][   T67] ------------[ cut here ]------------
[  139.647894][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  139.648288][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.648657][   T67] Tainted: [W]=WARN
[  139.648869][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.649128][   T67] Workqueue: netns cleanup_net
[  139.649358][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.649614][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.650155][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  139.650398][   T67] RAX: 00000000ffffffa6 RBX: ff11000004a7a040 RCX: 1ff4000000090ed5
[  139.650677][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004a7a0f8
[  139.650960][   T67] RBP: ff11000005209000 R08: 1fe220000094f420 R09: ff1100000faa0bd0
[  139.651242][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  139.651509][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  139.651796][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  139.652116][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.652358][   T67] CR2: 00007ffca47a9ef8 CR3: 0000000016006004 CR4: 0000000000771ef0
[  139.652639][   T67] PKRU: 55555554
[  139.652830][   T67] Call Trace:
[  139.653012][   T67]  <TASK>
[  139.653183][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  139.653429][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.653681][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.653902][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.654129][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  139.654376][   T67]  default_device_exit_batch+0x38b/0x600
[  139.654595][   T67]  ? unregister_netdev+0x60/0x60
[  139.654818][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.655035][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.655266][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.655475][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.655702][   T67]  cleanup_net+0x431/0x890
[  139.655922][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.656145][   T67]  ? process_one_work+0xdb7/0x1410
[  139.656358][   T67]  ? lock_acquire+0x134/0x160
[  139.656577][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.656842][   T67]  process_one_work+0xdf8/0x1410
[  139.657041][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.657219][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.657389][   T67]  worker_thread+0x4f1/0xd60
[  139.657566][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.657741][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.657909][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.658074][   T67]  kthread+0x367/0x460
[  139.658229][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.658424][   T67]  ? kthread_affine_node+0x330/0x330
[  139.658602][   T67]  ret_from_fork+0x474/0x6b0
[  139.658777][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.658973][   T67]  ? __switch_to+0x5a3/0xe00
[  139.659151][   T67]  ? kthread_affine_node+0x330/0x330
[  139.659321][   T67]  ret_from_fork_asm+0x11/0x20
[  139.659493][   T67]  </TASK>
[  139.659635][   T67] irq event stamp: 2139865
[  139.659806][   T67] hardirqs last  enabled at (2139875): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.660059][   T67] hardirqs last disabled at (2139884): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.660323][   T67] softirqs last  enabled at (2139706): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.660589][   T67] softirqs last disabled at (2139649): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.660850][   T67] ---[ end trace 0000000000000000 ]---
[  139.664144][   T67] ------------[ cut here ]------------
[  139.664329][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  139.664622][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.664947][   T67] Tainted: [W]=WARN
[  139.665082][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.665290][   T67] Workqueue: netns cleanup_net
[  139.665461][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.665675][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.666799][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  139.667045][   T67] RAX: 00000000ffffffa6 RBX: ff11000004a7a740 RCX: 1ff4000000090ed5
[  139.667326][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004a7a7f8
[  139.667612][   T67] RBP: ff110000161e4000 R08: 1fe220000094f500 R09: ff1100000faa0bd0
[  139.667889][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  139.668172][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  139.668450][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  139.668772][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.669012][   T67] CR2: 00007ffca47a9ef8 CR3: 0000000016006004 CR4: 0000000000771ef0
[  139.669296][   T67] PKRU: 55555554
[  139.669477][   T67] Call Trace:
[  139.669667][   T67]  <TASK>
[  139.669825][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  139.670076][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.670330][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.670554][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.670773][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  139.671017][   T67]  default_device_exit_batch+0x38b/0x600
[  139.671244][   T67]  ? unregister_netdev+0x60/0x60
[  139.671456][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.671685][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.671910][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.672137][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.672370][   T67]  cleanup_net+0x431/0x890
[  139.672540][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.672710][   T67]  ? process_one_work+0xdb7/0x1410
[  139.672887][   T67]  ? lock_acquire+0x134/0x160
[  139.673055][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.673239][   T67]  process_one_work+0xdf8/0x1410
[  139.673409][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.673587][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.673765][   T67]  worker_thread+0x4f1/0xd60
[  139.673934][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.674113][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.674282][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.674451][   T67]  kthread+0x367/0x460
[  139.674597][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.674802][   T67]  ? kthread_affine_node+0x330/0x330
[  139.674969][   T67]  ret_from_fork+0x474/0x6b0
[  139.675149][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.675345][   T67]  ? __switch_to+0x5a3/0xe00
[  139.675513][   T67]  ? kthread_affine_node+0x330/0x330
[  139.675691][   T67]  ret_from_fork_asm+0x11/0x20
[  139.675870][   T67]  </TASK>
[  139.676007][   T67] irq event stamp: 2146551
[  139.676184][   T67] hardirqs last  enabled at (2146563): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.676434][   T67] hardirqs last disabled at (2146572): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.676696][   T67] softirqs last  enabled at (2146332): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.676957][   T67] softirqs last disabled at (2146215): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.677222][   T67] ---[ end trace 0000000000000000 ]---
[  139.685601][   T67] vethB (unregistering): left promiscuous mode
[  139.685939][   T67] ------------[ cut here ]------------
[  139.686115][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  139.686398][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.686722][   T67] Tainted: [W]=WARN
[  139.686866][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.687063][   T67] Workqueue: netns cleanup_net
[  139.687320][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.687582][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.688129][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  139.688371][   T67] RAX: 00000000ffffffa6 RBX: ff11000004a7ae40 RCX: 1ff4000000090ed5
[  139.688627][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004a7aef8
[  139.688859][   T67] RBP: ff11000010f09000 R08: 1fe220000094f5e0 R09: ff1100000faa0bd0
[  139.689081][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  139.689317][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  139.689546][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  139.689814][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.690012][   T67] CR2: 00007ffca47a9ef8 CR3: 0000000016006004 CR4: 0000000000771ef0
[  139.690252][   T67] PKRU: 55555554
[  139.690387][   T67] Call Trace:
[  139.690525][   T67]  <TASK>
[  139.690640][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  139.690848][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.691046][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.691226][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.691393][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  139.691602][   T67]  default_device_exit_batch+0x38b/0x600
[  139.691779][   T67]  ? unregister_netdev+0x60/0x60
[  139.691945][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.692125][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.692297][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.692462][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.692640][   T67]  cleanup_net+0x431/0x890
[  139.692847][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.693013][   T67]  ? process_one_work+0xdb7/0x1410
[  139.693194][   T67]  ? lock_acquire+0x134/0x160
[  139.693360][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.693539][   T67]  process_one_work+0xdf8/0x1410
[  139.693712][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.693885][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.694055][   T67]  worker_thread+0x4f1/0xd60
[  139.694236][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.694403][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.694581][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.694755][   T67]  kthread+0x367/0x460
[  139.694896][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.695092][   T67]  ? kthread_affine_node+0x330/0x330
[  139.695273][   T67]  ret_from_fork+0x474/0x6b0
[  139.695440][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.695648][   T67]  ? __switch_to+0x5a3/0xe00
[  139.695824][   T67]  ? kthread_affine_node+0x330/0x330
[  139.695990][   T67]  ret_from_fork_asm+0x11/0x20
[  139.696176][   T67]  </TASK>
[  139.696310][   T67] irq event stamp: 2157307
[  139.696474][   T67] hardirqs last  enabled at (2157317): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.696754][   T67] hardirqs last disabled at (2157326): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.697009][   T67] softirqs last  enabled at (2156942): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.697276][   T67] softirqs last disabled at (2156935): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.697526][   T67] ---[ end trace 0000000000000000 ]---
[  139.700120][   T67] ------------[ cut here ]------------
[  139.700295][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  139.700583][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.700903][   T67] Tainted: [W]=WARN
[  139.701038][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.701245][   T67] Workqueue: netns cleanup_net
[  139.701415][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.701625][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.702681][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  139.702934][   T67] RAX: 00000000ffffffa6 RBX: ff11000004a7ba80 RCX: 1ff4000000090ed5
[  139.703217][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004a7bb38
[  139.703494][   T67] RBP: ff11000015ae1000 R08: 1fe220000094f768 R09: ff1100000faa0bd0
[  139.703784][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  139.704053][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  139.704358][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  139.704669][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.704917][   T67] CR2: 00007ffca47a9ef8 CR3: 0000000016006004 CR4: 0000000000771ef0
[  139.705196][   T67] PKRU: 55555554
[  139.705377][   T67] Call Trace:
[  139.705568][   T67]  <TASK>
[  139.705722][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  139.705977][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.706233][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.706446][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.706669][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  139.706923][   T67]  default_device_exit_batch+0x38b/0x600
[  139.707151][   T67]  ? unregister_netdev+0x60/0x60
[  139.707366][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.707586][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.707811][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.708023][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.708251][   T67]  cleanup_net+0x431/0x890
[  139.708463][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.708682][   T67]  ? process_one_work+0xdb7/0x1410
[  139.708901][   T67]  ? lock_acquire+0x134/0x160
[  139.709128][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.709344][   T67]  process_one_work+0xdf8/0x1410
[  139.709581][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.709838][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.710086][   T67]  worker_thread+0x4f1/0xd60
[  139.710264][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.710431][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.710607][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.710783][   T67]  kthread+0x367/0x460
[  139.710924][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.711131][   T67]  ? kthread_affine_node+0x330/0x330
[  139.711297][   T67]  ret_from_fork+0x474/0x6b0
[  139.711464][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.711670][   T67]  ? __switch_to+0x5a3/0xe00
[  139.711845][   T67]  ? kthread_affine_node+0x330/0x330
[  139.712016][   T67]  ret_from_fork_asm+0x11/0x20
[  139.712200][   T67]  </TASK>
[  139.712334][   T67] irq event stamp: 2164775
[  139.712498][   T67] hardirqs last  enabled at (2164785): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.712783][   T67] hardirqs last disabled at (2164794): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.713064][   T67] softirqs last  enabled at (2164636): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.713329][   T67] softirqs last disabled at (2164481): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.713591][   T67] ---[ end trace 0000000000000000 ]---
[  139.714769][   T67] vethA (unregistering): left promiscuous mode
[  139.715616][   T67] ------------[ cut here ]------------
[  139.715793][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  139.716109][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.716445][   T67] Tainted: [W]=WARN
[  139.716598][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.716818][   T67] Workqueue: netns cleanup_net
[  139.717001][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.717228][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.717754][   T67] RSP: 0018:ffa0000000487510 EFLAGS: 00010286
[  139.717982][   T67] RAX: 00000000ffffffa6 RBX: ff11000005f68200 RCX: 1ff4000000090e68
[  139.718244][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f682b8
[  139.718482][   T67] RBP: ff11000015aac000 R08: 1fe2200000bed058 R09: ff1100000faa0bd0
[  139.718738][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  139.718977][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004875a8
[  139.719313][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  139.719652][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.719934][   T67] CR2: 00007ffca47a9ef8 CR3: 0000000016006004 CR4: 0000000000771ef0
[  139.720235][   T67] PKRU: 55555554
[  139.720427][   T67] Call Trace:
[  139.720629][   T67]  <TASK>
[  139.720802][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  139.721054][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  139.721268][   T67]  netif_close_many+0x2ac/0x640
[  139.721495][   T67]  ? __dev_close_many+0x530/0x530
[  139.721738][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  139.722000][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  139.722286][   T67]  ? mark_held_locks+0x40/0x70
[  139.722515][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.722792][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.723019][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.723262][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  139.723533][   T67]  ? unregister_netdevice_many+0x20/0x20
[  139.723775][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[  139.724035][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  139.724279][   T67]  hsr_netdev_notify+0x742/0xad0
[  139.724507][   T67]  ? hsr_port_get_hsr+0x150/0x150
[  139.724754][   T67]  notifier_call_chain+0xb0/0x320
[  139.724984][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[  139.725259][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.725550][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.725789][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.726016][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  139.726296][   T67]  default_device_exit_batch+0x38b/0x600
[  139.726531][   T67]  ? unregister_netdev+0x60/0x60
[  139.726799][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.727206][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.727488][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.727706][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.727895][   T67]  cleanup_net+0x431/0x890
[  139.728075][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.728264][   T67]  ? process_one_work+0xdb7/0x1410
[  139.728441][   T67]  ? lock_acquire+0x134/0x160
[  139.728637][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.728824][   T67]  process_one_work+0xdf8/0x1410
[  139.729003][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.729192][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.729375][   T67]  worker_thread+0x4f1/0xd60
[  139.729560][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.729744][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.729923][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.730111][   T67]  kthread+0x367/0x460
[  139.730256][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.730463][   T67]  ? kthread_affine_node+0x330/0x330
[  139.730652][   T67]  ret_from_fork+0x474/0x6b0
[  139.730839][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.731047][   T67]  ? __switch_to+0x5a3/0xe00
[  139.731237][   T67]  ? kthread_affine_node+0x330/0x330
[  139.731415][   T67]  ret_from_fork_asm+0x11/0x20
[  139.731606][   T67]  </TASK>
[  139.731755][   T67] irq event stamp: 2171627
[  139.731929][   T67] hardirqs last  enabled at (2171637): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.732213][   T67] hardirqs last disabled at (2171648): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.732480][   T67] softirqs last  enabled at (2171396): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.732763][   T67] softirqs last disabled at (2171333): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.733035][   T67] ---[ end trace 0000000000000000 ]---
[  139.734894][   T67] ------------[ cut here ]------------
[  139.735070][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  139.735370][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.735708][   T67] Tainted: [W]=WARN
[  139.735856][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.736054][   T67] Workqueue: netns cleanup_net
[  139.736246][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.736490][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.736993][   T67] RSP: 0018:ffa0000000487640 EFLAGS: 00010286
[  139.737207][   T67] RAX: 00000000ffffffa6 RBX: ff110000132d03c0 RCX: 1ff4000000090e8e
[  139.737436][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000132d0478
[  139.737697][   T67] RBP: ff11000015aac000 R08: 1fe220000265a090 R09: ff1100000faa0bd0
[  139.737935][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  139.738180][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  139.738411][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  139.738686][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.738895][   T67] CR2: 00007ffca47a9ef8 CR3: 0000000016006004 CR4: 0000000000771ef0
[  139.739142][   T67] PKRU: 55555554
[  139.739280][   T67] Call Trace:
[  139.739419][   T67]  <TASK>
[  139.739534][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  139.739753][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.739954][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.740219][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.740472][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  139.740744][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[  139.740997][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  139.741240][   T67]  hsr_netdev_notify+0x742/0xad0
[  139.741460][   T67]  ? hsr_port_get_hsr+0x150/0x150
[  139.741691][   T67]  notifier_call_chain+0xb0/0x320
[  139.741934][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[  139.742201][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.742449][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.742678][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.742928][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  139.743193][   T67]  default_device_exit_batch+0x38b/0x600
[  139.743414][   T67]  ? unregister_netdev+0x60/0x60
[  139.743648][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.743833][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.744007][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.744190][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.744365][   T67]  cleanup_net+0x431/0x890
[  139.744554][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.744726][   T67]  ? process_one_work+0xdb7/0x1410
[  139.744907][   T67]  ? lock_acquire+0x134/0x160
[  139.745081][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.745267][   T67]  process_one_work+0xdf8/0x1410
[  139.745452][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.745633][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.745816][   T67]  worker_thread+0x4f1/0xd60
[  139.745988][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.746184][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.746357][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.746534][   T67]  kthread+0x367/0x460
[  139.746679][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.746901][   T67]  ? kthread_affine_node+0x330/0x330
[  139.747074][   T67]  ret_from_fork+0x474/0x6b0
[  139.747259][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.747460][   T67]  ? __switch_to+0x5a3/0xe00
[  139.747642][   T67]  ? kthread_affine_node+0x330/0x330
[  139.747842][   T67]  ret_from_fork_asm+0x11/0x20
[  139.748020][   T67]  </TASK>
[  139.748171][   T67] irq event stamp: 2177285
[  139.748341][   T67] hardirqs last  enabled at (2177295): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.748612][   T67] hardirqs last disabled at (2177304): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.748882][   T67] softirqs last  enabled at (2177022): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.749160][   T67] softirqs last disabled at (2176949): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.749420][   T67] ---[ end trace 0000000000000000 ]---
[  139.759551][   T67] ------------[ cut here ]------------
[  139.759762][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  139.760043][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.760379][   T67] Tainted: [W]=WARN
[  139.760517][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.760721][   T67] Workqueue: netns cleanup_net
[  139.760901][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.761114][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.761592][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  139.761796][   T67] RAX: 00000000ffffffa6 RBX: ff110000132d18c0 RCX: 1ff4000000090ed5
[  139.762018][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000132d1978
[  139.762255][   T67] RBP: ff11000015ae4000 R08: 1fe220000265a330 R09: ff1100000faa0bd0
[  139.762478][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  139.762739][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  139.762969][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  139.763235][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.763431][   T67] CR2: 00007ffca47a9ef8 CR3: 0000000016006004 CR4: 0000000000771ef0
[  139.763666][   T67] PKRU: 55555554
[  139.763805][   T67] Call Trace:
[  139.763942][   T67]  <TASK>
[  139.764050][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  139.764273][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.764467][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.764644][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.764818][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  139.765031][   T67]  default_device_exit_batch+0x38b/0x600
[  139.765209][   T67]  ? unregister_netdev+0x60/0x60
[  139.765382][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.765557][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.765726][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.765898][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.766068][   T67]  cleanup_net+0x431/0x890
[  139.766247][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.766412][   T67]  ? process_one_work+0xdb7/0x1410
[  139.766594][   T67]  ? lock_acquire+0x134/0x160
[  139.766770][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.766938][   T67]  process_one_work+0xdf8/0x1410
[  139.767121][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.767287][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.767456][   T67]  worker_thread+0x4f1/0xd60
[  139.767638][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.767836][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.768009][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.768189][   T67]  kthread+0x367/0x460
[  139.768327][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.768526][   T67]  ? kthread_affine_node+0x330/0x330
[  139.768699][   T67]  ret_from_fork+0x474/0x6b0
[  139.768928][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.769137][   T67]  ? __switch_to+0x5a3/0xe00
[  139.769309][   T67]  ? kthread_affine_node+0x330/0x330
[  139.769477][   T67]  ret_from_fork_asm+0x11/0x20
[  139.769659][   T67]  </TASK>
[  139.769804][   T67] irq event stamp: 2187457
[  139.769970][   T67] hardirqs last  enabled at (2187467): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.770232][   T67] hardirqs last disabled at (2187478): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.770489][   T67] softirqs last  enabled at (2186934): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.770758][   T67] softirqs last disabled at (2186897): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.771013][   T67] ---[ end trace 0000000000000000 ]---
[  139.772624][   T67] ------------[ cut here ]------------
[  139.772803][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  139.773080][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.773406][   T67] Tainted: [W]=WARN
[  139.773547][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.773751][   T67] Workqueue: netns cleanup_net
[  139.773926][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.774141][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.774619][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  139.774825][   T67] RAX: 00000000ffffffa6 RBX: ff110000160c58c0 RCX: 1ff4000000090ed5
[  139.775050][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000160c5978
[  139.775302][   T67] RBP: ff11000010ee9000 R08: 1fe2200002c18b30 R09: ff1100000faa0bd0
[  139.775529][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  139.775767][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  139.775996][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  139.776274][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.776468][   T67] CR2: 00007ffca47a9ef8 CR3: 0000000016006004 CR4: 0000000000771ef0
[  139.776702][   T67] PKRU: 55555554
[  139.776844][   T67] Call Trace:
[  139.776995][   T67]  <TASK>
[  139.777115][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  139.777315][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.777509][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.777687][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.777859][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  139.778065][   T67]  default_device_exit_batch+0x38b/0x600
[  139.778245][   T67]  ? unregister_netdev+0x60/0x60
[  139.778414][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  139.778593][   T67]  ops_undo_list+0x2ce/0x8f0
[  139.778770][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.778934][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.779115][   T67]  cleanup_net+0x431/0x890
[  139.779281][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.779445][   T67]  ? process_one_work+0xdb7/0x1410
[  139.779625][   T67]  ? lock_acquire+0x134/0x160
[  139.779799][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.779966][   T67]  process_one_work+0xdf8/0x1410
[  139.780150][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.780316][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.780485][   T67]  worker_thread+0x4f1/0xd60
[  139.780673][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.780852][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.781017][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.781196][   T67]  kthread+0x367/0x460
[  139.781333][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.781530][   T67]  ? kthread_affine_node+0x330/0x330
[  139.781711][   T67]  ret_from_fork+0x474/0x6b0
[  139.781886][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.782084][   T67]  ? __switch_to+0x5a3/0xe00
[  139.782264][   T67]  ? kthread_affine_node+0x330/0x330
[  139.782442][   T67]  ret_from_fork_asm+0x11/0x20
[  139.782625][   T67]  </TASK>
[  139.782768][   T67] irq event stamp: 2190593
[  139.782932][   T67] hardirqs last  enabled at (2190603): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.783198][   T67] hardirqs last disabled at (2190614): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.783461][   T67] softirqs last  enabled at (2190026): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  139.783723][   T67] softirqs last disabled at (2190024): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  139.783983][   T67] ---[ end trace 0000000000000000 ]---
[  139.790959][ T1177] ------------[ cut here ]------------
[  139.791139][ T1177] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1177
[  139.791394][ T1177] CPU: 1 UID: 0 PID: 1177 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.791654][ T1177] Tainted: [W]=WARN
[  139.791757][ T1177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.791921][ T1177] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.792087][ T1177] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.792551][ T1177] RSP: 0018:ffa00000028c7ab0 EFLAGS: 00010286
[  139.792714][ T1177] RAX: 00000000ffffffa6 RBX: ff110000160c5380 RCX: 1ff4000000518f1c
[  139.792937][ T1177] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000160c5438
[  139.793135][ T1177] RBP: ff11000010ec9000 R08: 1fe2200002c18a88 R09: ff110000130a8b80
[  139.793325][ T1177] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  139.793519][ T1177] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010ec9000
[  139.793747][ T1177] FS:  00007f63482d7840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  139.793974][ T1177] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.794143][ T1177] CR2: 00007f63484e17d0 CR3: 0000000016006006 CR4: 0000000000771ef0
[  139.794334][ T1177] PKRU: 55555554
[  139.794430][ T1177] Call Trace:
[  139.794529][ T1177]  <TASK>
[  139.794596][ T1177]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  139.794725][ T1177]  ? notifier_call_chain+0xb0/0x320
[  139.794859][ T1177]  rtmsg_ifinfo+0x5c/0xb0
[  139.794957][ T1177]  register_netdevice+0x137a/0x1980
[  139.795086][ T1177]  ? unregister_netdevice_queue+0x470/0x470
[  139.795255][ T1177]  register_netdev+0x23/0x40
[  139.795383][ T1177]  loopback_net_init+0x7d/0x150
[  139.795520][ T1177]  ops_init+0x187/0x560
[  139.795618][ T1177]  setup_net+0x11b/0x3b0
[  139.795714][ T1177]  ? unregister_pernet_device+0x80/0x80
[  139.795848][ T1177]  ? lockdep_init_map_type+0x5d/0x250
[  139.795978][ T1177]  ? mutex_init_lockdep+0xf6/0x120
[  139.796112][ T1177]  copy_net_ns+0x2fd/0x450
[  139.796242][ T1177]  create_new_namespaces+0x371/0xa10
[  139.796383][ T1177]  unshare_nsproxy_namespaces+0xa5/0x150
[  139.796514][ T1177]  ksys_unshare+0x47e/0x8c0
[  139.796648][ T1177]  ? walk_process_tree+0x350/0x350
[  139.796784][ T1177]  ? __ia32_sys_open+0x1b0/0x1b0
[  139.796915][ T1177]  __x64_sys_unshare+0x34/0x50
[  139.797045][ T1177]  ? do_syscall_64+0x82/0xfc0
[  139.797181][ T1177]  do_syscall_64+0x117/0xfc0
[  139.797311][ T1177]  ? trace_hardirqs_off+0xd/0x30
[  139.797439][ T1177]  ? exc_page_fault+0xee/0x100
[  139.797574][ T1177]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  139.797740][ T1177] RIP: 0033:0x7f6348599bcb
[  139.797875][ T1177] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  139.798355][ T1177] RSP: 002b:00007ffca47a90b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  139.798552][ T1177] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6348599bcb
[  139.798750][ T1177] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  139.798942][ T1177] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  139.799142][ T1177] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffca47ab2e0
[  139.799334][ T1177] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffca47ab8c6
[  139.799532][ T1177]  </TASK>
[  139.799629][ T1177] irq event stamp: 18323
[  139.799726][ T1177] hardirqs last  enabled at (18331): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.799957][ T1177] hardirqs last disabled at (18338): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.800203][ T1177] softirqs last  enabled at (17884): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.800431][ T1177] softirqs last disabled at (17879): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.800655][ T1177] ---[ end trace 0000000000000000 ]---
[  139.803620][ T1177] ------------[ cut here ]------------
[  139.803787][ T1177] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1177
[  139.804039][ T1177] CPU: 1 UID: 0 PID: 1177 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.804303][ T1177] Tainted: [W]=WARN
[  139.804399][ T1177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.804563][ T1177] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.804733][ T1177] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.805195][ T1177] RSP: 0018:ffa00000028c7a98 EFLAGS: 00010286
[  139.805356][ T1177] RAX: 00000000ffffffa6 RBX: ff11000013d2c3c0 RCX: 1ff4000000518f19
[  139.805551][ T1177] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d2c478
[  139.805745][ T1177] RBP: ff110000075c9000 R08: 1fe22000027a5890 R09: ff110000130a8b80
[  139.805933][ T1177] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  139.806129][ T1177] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075c9000
[  139.806337][ T1177] FS:  00007f63482d7840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  139.806562][ T1177] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.806722][ T1177] CR2: 00007f63484e17d0 CR3: 0000000016006006 CR4: 0000000000771ef0
[  139.806918][ T1177] PKRU: 55555554
[  139.807015][ T1177] Call Trace:
[  139.807112][ T1177]  <TASK>
[  139.807179][ T1177]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  139.807307][ T1177]  ? notifier_call_chain+0xb0/0x320
[  139.807434][ T1177]  rtmsg_ifinfo+0x5c/0xb0
[  139.807536][ T1177]  register_netdevice+0x137a/0x1980
[  139.807664][ T1177]  ? unregister_netdevice_queue+0x470/0x470
[  139.807827][ T1177]  ? alloc_netdev_mqs+0xed0/0x1490
[  139.807955][ T1177]  register_netdev+0x23/0x40
[  139.808084][ T1177]  sit_init_net+0x299/0x570
[  139.808219][ T1177]  ops_init+0x187/0x560
[  139.808317][ T1177]  setup_net+0x11b/0x3b0
[  139.808413][ T1177]  ? unregister_pernet_device+0x80/0x80
[  139.808543][ T1177]  ? lockdep_init_map_type+0x5d/0x250
[  139.808670][ T1177]  ? mutex_init_lockdep+0xf6/0x120
[  139.808804][ T1177]  copy_net_ns+0x2fd/0x450
[  139.808932][ T1177]  create_new_namespaces+0x371/0xa10
[  139.809061][ T1177]  unshare_nsproxy_namespaces+0xa5/0x150
[  139.809193][ T1177]  ksys_unshare+0x47e/0x8c0
[  139.809322][ T1177]  ? walk_process_tree+0x350/0x350
[  139.809449][ T1177]  ? __ia32_sys_open+0x1b0/0x1b0
[  139.809582][ T1177]  __x64_sys_unshare+0x34/0x50
[  139.809708][ T1177]  ? do_syscall_64+0x82/0xfc0
[  139.809840][ T1177]  do_syscall_64+0x117/0xfc0
[  139.809966][ T1177]  ? trace_hardirqs_off+0xd/0x30
[  139.810093][ T1177]  ? exc_page_fault+0xee/0x100
[  139.810250][ T1177]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  139.810418][ T1177] RIP: 0033:0x7f6348599bcb
[  139.810556][ T1177] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  139.811050][ T1177] RSP: 002b:00007ffca47a90b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  139.811247][ T1177] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6348599bcb
[  139.811437][ T1177] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  139.811632][ T1177] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  139.811829][ T1177] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffca47ab2e0
[  139.812017][ T1177] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffca47ab8c6
[  139.812214][ T1177]  </TASK>
[  139.812309][ T1177] irq event stamp: 20213
[  139.812404][ T1177] hardirqs last  enabled at (20221): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.812661][ T1177] hardirqs last disabled at (20228): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.812892][ T1177] softirqs last  enabled at (19744): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  139.813116][ T1177] softirqs last disabled at (19742): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  139.813335][ T1177] ---[ end trace 0000000000000000 ]---
[  139.842536][ T1178] ------------[ cut here ]------------
[  139.842687][ T1178] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1178
[  139.842973][ T1178] CPU: 3 UID: 0 PID: 1178 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.843241][ T1178] Tainted: [W]=WARN
[  139.843338][ T1178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.843500][ T1178] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.843684][ T1178] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.844161][ T1178] RSP: 0018:ffa0000002d37020 EFLAGS: 00010286
[  139.844329][ T1178] RAX: 00000000ffffffa6 RBX: ff11000015dc6580 RCX: 1ff40000005a6dca
[  139.844527][ T1178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015dc6638
[  139.844721][ T1178] RBP: ff11000010ec9000 R08: 1fe2200002bb8cc8 R09: ff110000130aae58
[  139.844920][ T1178] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  139.845115][ T1178] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010ec9ce1
[  139.845309][ T1178] FS:  00007fb6fc464840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  139.845541][ T1178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.845702][ T1178] CR2: 000000000a5e6988 CR3: 000000001384a001 CR4: 0000000000771ef0
[  139.845901][ T1178] PKRU: 55555554
[  139.845997][ T1178] Call Trace:
[  139.846092][ T1178]  <TASK>
[  139.846164][ T1178]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  139.846295][ T1178]  rtmsg_ifinfo+0x5c/0xb0
[  139.846394][ T1178]  ? mark_held_locks+0x40/0x70
[  139.846527][ T1178]  __dev_notify_flags+0x1b8/0x280
[  139.846657][ T1178]  ? netif_change_name+0x8c0/0x8c0
[  139.846792][ T1178]  ? __dev_change_flags+0x4a4/0x660
[  139.846921][ T1178]  ? netif_set_allmulti+0x250/0x250
[  139.847050][ T1178]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.847184][ T1178]  ? is_bpf_text_address+0x68/0x110
[  139.847317][ T1178]  netif_change_flags+0xfe/0x190
[  139.847447][ T1178]  do_setlink.isra.0+0x1cc3/0x2750
[  139.847583][ T1178]  ? rtnl_link_get_size+0x350/0x350
[  139.847736][ T1178]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  139.847899][ T1178]  ? rcu_read_lock_any_held+0x3c/0x90
[  139.848027][ T1178]  ? validate_chain+0x38b/0xc20
[  139.848163][ T1178]  ? rcu_read_lock_any_held+0x66/0x90
[  139.848292][ T1178]  ? stack_depot_save_flags+0x367/0x770
[  139.848423][ T1178]  ? __lock_acquire+0x508/0xc10
[  139.848558][ T1178]  ? lock_acquire.part.0+0xbc/0x260
[  139.848685][ T1178]  ? rtnl_newlink+0x883/0xea0
[  139.848820][ T1178]  ? rcu_is_watching+0x15/0xd0
[  139.848949][ T1178]  ? lock_acquire+0x134/0x160
[  139.849078][ T1178]  ? rcu_is_watching+0x15/0xd0
[  139.849214][ T1178]  ? rcu_is_watching+0x15/0xd0
[  139.849343][ T1178]  ? trace_contention_end+0xb3/0x1a0
[  139.849473][ T1178]  ? __mutex_lock+0x1db/0x2010
[  139.849607][ T1178]  ? __mutex_lock+0x9b2/0x2010
[  139.849742][ T1178]  ? rtnl_newlink+0x883/0xea0
[  139.849872][ T1178]  ? ww_mutex_lock+0x160/0x160
[  139.850003][ T1178]  ? __rtnl_newlink+0x3fa/0xa50
[  139.850227][ T1178]  rtnl_newlink+0x8d1/0xea0
[  139.850360][ T1178]  ? lock_acquire.part.0+0xbc/0x260
[  139.850487][ T1178]  ? __rtnl_newlink+0xa50/0xa50
[  139.850618][ T1178]  ? mark_usage+0x61/0x170
[  139.850754][ T1178]  ? lock_acquire.part.0+0xbc/0x260
[  139.850882][ T1178]  ? find_held_lock+0x2b/0x80
[  139.851011][ T1178]  ? __rtnl_newlink+0xa50/0xa50
[  139.851230][ T1178]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.851360][ T1178]  ? __rtnl_newlink+0xa50/0xa50
[  139.851489][ T1178]  rtnetlink_rcv_msg+0x40d/0x9e0
[  139.851620][ T1178]  ? validate_chain+0x38b/0xc20
[  139.851754][ T1178]  ? rtnl_stats_set+0x3f0/0x3f0
[  139.851880][ T1178]  ? __lock_acquire+0x508/0xc10
[  139.852011][ T1178]  ? lock_acquire.part.0+0xbc/0x260
[  139.852192][ T1178]  ? find_held_lock+0x2b/0x80
[  139.852385][ T1178]  netlink_rcv_skb+0x14e/0x3a0
[  139.852519][ T1178]  ? rtnl_stats_set+0x3f0/0x3f0
[  139.852647][ T1178]  ? netlink_ack+0xcd0/0xcd0
[  139.852782][ T1178]  ? netlink_deliver_tap+0xc5/0x330
[  139.852909][ T1178]  ? netlink_deliver_tap+0x13c/0x330
[  139.853039][ T1178]  netlink_unicast+0x486/0x750
[  139.853255][ T1178]  ? netlink_attachskb+0x810/0x810
[  139.853385][ T1178]  ? __lock_acquire+0x508/0xc10
[  139.853519][ T1178]  netlink_sendmsg+0x735/0xc60
[  139.853648][ T1178]  ? netlink_unicast+0x750/0x750
[  139.853804][ T1178]  ? __might_fault+0x97/0x140
[  139.853935][ T1178]  ____sys_sendmsg+0x419/0x850
[  139.854064][ T1178]  ? copy_msghdr_from_user+0x2a0/0x460
[  139.854252][ T1178]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  139.854437][ T1178]  ? move_addr_to_kernel+0x40/0x40
[  139.854571][ T1178]  ? stack_depot_save_flags+0x367/0x770
[  139.854700][ T1178]  ? validate_chain+0x38b/0xc20
[  139.854846][ T1178]  ___sys_sendmsg+0x14e/0x1d0
[  139.854974][ T1178]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  139.855197][ T1178]  ? copy_msghdr_from_user+0x460/0x460
[  139.855334][ T1178]  __sys_sendmsg+0x145/0x1f0
[  139.855463][ T1178]  ? __sys_sendmsg_sock+0x20/0x20
[  139.855593][ T1178]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  139.855763][ T1178]  ? do_raw_spin_unlock+0x59/0x250
[  139.855891][ T1178]  ? rcu_is_watching+0x15/0xd0
[  139.856021][ T1178]  do_syscall_64+0x117/0xfc0
[  139.856153][ T1178]  ? trace_hardirqs_off+0xd/0x30
[  139.856281][ T1178]  ? exc_page_fault+0xee/0x100
[  139.856410][ T1178]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  139.856573][ T1178] RIP: 0033:0x7fb6fc69e08e
[  139.856706][ T1178] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  139.857173][ T1178] RSP: 002b:00007fff67991960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  139.857367][ T1178] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb6fc69e08e
[  139.857560][ T1178] RDX: 0000000000000000 RSI: 00007fff67991a10 RDI: 0000000000000005
[  139.857756][ T1178] RBP: 00007fff67991970 R08: 0000000000000000 R09: 0000000000000000
[  139.857948][ T1178] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6ef
[  139.858144][ T1178] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff679920e0
[  139.858340][ T1178]  </TASK>
[  139.858436][ T1178] irq event stamp: 15243
[  139.858536][ T1178] hardirqs last  enabled at (15251): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.858763][ T1178] hardirqs last disabled at (15258): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.858985][ T1178] softirqs last  enabled at (15076): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.859209][ T1178] softirqs last disabled at (14979): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.859431][ T1178] ---[ end trace 0000000000000000 ]---
[  139.983872][   T67] ------------[ cut here ]------------
[  139.984057][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  139.984353][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  139.984681][   T67] Tainted: [W]=WARN
[  139.984825][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  139.985018][   T67] Workqueue: netns cleanup_net
[  139.985209][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  139.985409][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  139.985895][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[  139.986091][   T67] RAX: 00000000ffffffa6 RBX: ff110000051d5000 RCX: 1ff4000000090eed
[  139.986327][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051d50b8
[  139.986555][   T67] RBP: ff11000004cac000 R08: 1fe2200000a3aa18 R09: ff1100000faa0bd0
[  139.986789][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  139.987013][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  139.987250][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  139.987503][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  139.987710][   T67] CR2: 00007f92986cb000 CR3: 000000000bb49005 CR4: 0000000000771ef0
[  139.987941][   T67] PKRU: 55555554
[  139.988076][   T67] Call Trace:
[  139.988225][   T67]  <TASK>
[  139.988334][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  139.988573][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  139.988775][   T67]  ? queue_rcu_work+0x7c/0xa0
[  139.988944][   T67]  ? ipmr_free_table+0x12e/0x2a0
[  139.989131][   T67]  ? rtnl_is_locked+0x15/0x20
[  139.989297][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  139.989473][   T67]  ? mutex_is_locked+0x1c/0x50
[  139.989665][   T67]  ops_undo_list+0x615/0x8f0
[  139.989844][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  139.990009][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  139.990190][   T67]  cleanup_net+0x431/0x890
[  139.990361][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  139.990532][   T67]  ? process_one_work+0xdb7/0x1410
[  139.990704][   T67]  ? lock_acquire+0x134/0x160
[  139.990878][   T67]  ? rcu_is_watching+0x15/0xd0
[  139.991047][   T67]  process_one_work+0xdf8/0x1410
[  139.991229][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  139.991393][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  139.991584][   T67]  worker_thread+0x4f1/0xd60
[  139.991762][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.991927][   T67]  ? __kthread_parkme+0xbd/0x210
[  139.992108][   T67]  ? rescuer_thread+0x1320/0x1320
[  139.992274][   T67]  kthread+0x367/0x460
[  139.992412][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  139.992618][   T67]  ? kthread_affine_node+0x330/0x330
[  139.992792][   T67]  ret_from_fork+0x474/0x6b0
[  139.992962][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  139.993169][   T67]  ? __switch_to+0x5a3/0xe00
[  139.993337][   T67]  ? kthread_affine_node+0x330/0x330
[  139.993501][   T67]  ret_from_fork_asm+0x11/0x20
[  139.993681][   T67]  </TASK>
[  139.993823][   T67] irq event stamp: 2201551
[  139.993983][   T67] hardirqs last  enabled at (2201561): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  139.994249][   T67] hardirqs last disabled at (2201572): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  139.994497][   T67] softirqs last  enabled at (2201076): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  139.994762][   T67] softirqs last disabled at (2201067): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  139.995018][   T67] ---[ end trace 0000000000000000 ]---
[  140.006413][   T67] ------------[ cut here ]------------
[  140.006590][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  140.006888][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.007233][   T67] Tainted: [W]=WARN
[  140.007373][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.007584][   T67] Workqueue: netns cleanup_net
[  140.007769][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.007974][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.008513][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  140.008725][   T67] RAX: 00000000ffffffa6 RBX: ff110000051d4040 RCX: 1ff4000000090eaf
[  140.008964][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051d40f8
[  140.009210][   T67] RBP: ff11000004ee1000 R08: 1fe2200000a3a820 R09: ff1100000faa0bd0
[  140.009442][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  140.009682][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[  140.009945][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  140.010224][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.010432][   T67] CR2: 00007f92986cb000 CR3: 000000000bb49005 CR4: 0000000000771ef0
[  140.010672][   T67] PKRU: 55555554
[  140.010820][   T67] Call Trace:
[  140.010957][   T67]  <TASK>
[  140.011067][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  140.011252][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  140.011394][   T67]  netif_close_many+0x2ac/0x640
[  140.011577][   T67]  ? lock_acquire+0x134/0x160
[  140.011755][   T67]  ? rcu_is_watching+0x15/0xd0
[  140.011925][   T67]  ? rcu_is_watching+0x15/0xd0
[  140.012135][   T67]  ? __dev_close_many+0x530/0x530
[  140.012308][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  140.012511][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  140.012723][   T67]  ? mutex_is_locked+0x1c/0x50
[  140.012903][   T67]  ? rtnl_is_locked+0x15/0x20
[  140.013079][   T67]  ? default_device_exit_net+0x78/0x7b0
[  140.013263][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  140.013465][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  140.013663][   T67]  default_device_exit_batch+0x38b/0x600
[  140.013841][   T67]  ? unregister_netdev+0x60/0x60
[  140.014013][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  140.014201][   T67]  ops_undo_list+0x2ce/0x8f0
[  140.014378][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  140.014586][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.014779][   T67]  cleanup_net+0x431/0x890
[  140.014952][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  140.015133][   T67]  ? process_one_work+0xdb7/0x1410
[  140.015306][   T67]  ? lock_acquire+0x134/0x160
[  140.015475][   T67]  ? rcu_is_watching+0x15/0xd0
[  140.015662][   T67]  process_one_work+0xdf8/0x1410
[  140.015843][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  140.016017][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  140.016207][   T67]  worker_thread+0x4f1/0xd60
[  140.016381][   T67]  ? rescuer_thread+0x1320/0x1320
[  140.016558][   T67]  ? __kthread_parkme+0xbd/0x210
[  140.016738][   T67]  ? rescuer_thread+0x1320/0x1320
[  140.016911][   T67]  kthread+0x367/0x460
[  140.017077][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  140.017302][   T67]  ? kthread_affine_node+0x330/0x330
[  140.017474][   T67]  ret_from_fork+0x474/0x6b0
[  140.017656][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  140.017865][   T67]  ? __switch_to+0x5a3/0xe00
[  140.018039][   T67]  ? kthread_affine_node+0x330/0x330
[  140.018227][   T67]  ret_from_fork_asm+0x11/0x20
[  140.018514][   T67]  </TASK>
[  140.018662][   T67] irq event stamp: 2203325
[  140.018838][   T67] hardirqs last  enabled at (2203335): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.019112][   T67] hardirqs last disabled at (2203346): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.019455][   T67] softirqs last  enabled at (2202958): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  140.019766][   T67] softirqs last disabled at (2202953): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  140.020027][   T67] ---[ end trace 0000000000000000 ]---
[  140.021408][   T67] ------------[ cut here ]------------
[  140.021672][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  140.021930][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.022260][   T67] Tainted: [W]=WARN
[  140.022351][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.022502][   T67] Workqueue: netns cleanup_net
[  140.022634][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.022796][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.023243][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  140.023394][   T67] RAX: 00000000ffffffa6 RBX: ff110000051d4c80 RCX: 1ff4000000090ed5
[  140.023573][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051d4d38
[  140.023754][   T67] RBP: ff11000004ee1000 R08: 1fe2200000a3a9a8 R09: ff1100000faa0bd0
[  140.023928][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  140.024110][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  140.024288][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  140.024520][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.024668][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  140.024848][   T67] PKRU: 55555554
[  140.024935][   T67] Call Trace:
[  140.025023][   T67]  <TASK>
[  140.025166][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  140.025317][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  140.025473][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  140.025597][   T67]  default_device_exit_batch+0x38b/0x600
[  140.025807][   T67]  ? unregister_netdev+0x60/0x60
[  140.025926][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  140.026047][   T67]  ops_undo_list+0x2ce/0x8f0
[  140.026244][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  140.026361][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.026482][   T67]  cleanup_net+0x431/0x890
[  140.026604][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  140.026721][   T67]  ? process_one_work+0xdb7/0x1410
[  140.026845][   T67]  ? lock_acquire+0x134/0x160
[  140.026962][   T67]  ? rcu_is_watching+0x15/0xd0
[  140.027080][   T67]  process_one_work+0xdf8/0x1410
[  140.027290][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  140.027407][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  140.027529][   T67]  worker_thread+0x4f1/0xd60
[  140.027647][   T67]  ? rescuer_thread+0x1320/0x1320
[  140.027769][   T67]  ? __kthread_parkme+0xbd/0x210
[  140.027959][   T67]  ? rescuer_thread+0x1320/0x1320
[  140.028078][   T67]  kthread+0x367/0x460
[  140.028173][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  140.028335][   T67]  ? kthread_affine_node+0x330/0x330
[  140.028529][   T67]  ret_from_fork+0x474/0x6b0
[  140.028648][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  140.028813][   T67]  ? __switch_to+0x5a3/0xe00
[  140.029003][   T67]  ? kthread_affine_node+0x330/0x330
[  140.029143][   T67]  ret_from_fork_asm+0x11/0x20
[  140.029267][   T67]  </TASK>
[  140.029366][   T67] irq event stamp: 2207087
[  140.029484][   T67] hardirqs last  enabled at (2207095): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.029778][   T67] hardirqs last disabled at (2207102): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.029991][   T67] softirqs last  enabled at (2206778): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  140.030275][   T67] softirqs last disabled at (2206773): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  140.030503][   T67] ---[ end trace 0000000000000000 ]---
[  140.074835][ T1186] ------------[ cut here ]------------
[  140.075032][ T1186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1186
[  140.075358][ T1186] CPU: 2 UID: 0 PID: 1186 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.075671][ T1186] Tainted: [W]=WARN
[  140.075823][ T1186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.076032][ T1186] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.076257][ T1186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.076772][ T1186] RSP: 0018:ffa0000002da7ab0 EFLAGS: 00010286
[  140.076980][ T1186] RAX: 00000000ffffffa6 RBX: ff11000005f68c80 RCX: 1ff40000005b4f1c
[  140.077293][ T1186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f68d38
[  140.077622][ T1186] RBP: ff1100001324c000 R08: 1fe2200000bed1a8 R09: ff1100001655d180
[  140.077921][ T1186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  140.078194][ T1186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001324c000
[  140.078434][ T1186] FS:  00007f7444bee840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  140.078716][ T1186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.078933][ T1186] CR2: 00007f7444defc20 CR3: 0000000013274003 CR4: 0000000000771ef0
[  140.079183][ T1186] PKRU: 55555554
[  140.079344][ T1186] Call Trace:
[  140.079493][ T1186]  <TASK>
[  140.079616][ T1186]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  140.079801][ T1186]  ? notifier_call_chain+0xb0/0x320
[  140.079977][ T1186]  rtmsg_ifinfo+0x5c/0xb0
[  140.080133][ T1186]  register_netdevice+0x137a/0x1980
[  140.080310][ T1186]  ? unregister_netdevice_queue+0x470/0x470
[  140.080522][ T1186]  register_netdev+0x23/0x40
[  140.080705][ T1186]  loopback_net_init+0x7d/0x150
[  140.080896][ T1186]  ops_init+0x187/0x560
[  140.081041][ T1186]  setup_net+0x11b/0x3b0
[  140.081199][ T1186]  ? unregister_pernet_device+0x80/0x80
[  140.081373][ T1186]  ? lockdep_init_map_type+0x5d/0x250
[  140.081554][ T1186]  ? mutex_init_lockdep+0xf6/0x120
[  140.081740][ T1186]  copy_net_ns+0x2fd/0x450
[  140.081918][ T1186]  create_new_namespaces+0x371/0xa10
[  140.082112][ T1186]  unshare_nsproxy_namespaces+0xa5/0x150
[  140.082287][ T1186]  ksys_unshare+0x47e/0x8c0
[  140.082464][ T1186]  ? walk_process_tree+0x350/0x350
[  140.082651][ T1186]  ? __ia32_sys_open+0x1b0/0x1b0
[  140.082840][ T1186]  __x64_sys_unshare+0x34/0x50
[  140.083016][ T1186]  ? do_syscall_64+0x82/0xfc0
[  140.083204][ T1186]  do_syscall_64+0x117/0xfc0
[  140.083380][ T1186]  ? trace_hardirqs_off+0xd/0x30
[  140.083567][ T1186]  ? exc_page_fault+0xee/0x100
[  140.083752][ T1186]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.083957][ T1186] RIP: 0033:0x7f7444eb0bcb
[  140.084148][ T1186] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  140.084661][ T1186] RSP: 002b:00007fffe13dd458 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  140.084904][ T1186] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7444eb0bcb
[  140.085155][ T1186] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  140.085391][ T1186] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  140.085638][ T1186] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffe13df680
[  140.085885][ T1186] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffe13e18c6
[  140.086140][ T1186]  </TASK>
[  140.086281][ T1186] irq event stamp: 24383
[  140.086423][ T1186] hardirqs last  enabled at (24393): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.086704][ T1186] hardirqs last disabled at (24402): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.086986][ T1186] softirqs last  enabled at (23958): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  140.087270][ T1186] softirqs last disabled at (23915): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  140.087544][ T1186] ---[ end trace 0000000000000000 ]---
[  140.090547][ T1186] ------------[ cut here ]------------
[  140.090742][ T1186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1186
[  140.091043][ T1186] CPU: 2 UID: 0 PID: 1186 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.091357][ T1186] Tainted: [W]=WARN
[  140.091499][ T1186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.091716][ T1186] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.091938][ T1186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.092987][ T1186] RSP: 0018:ffa0000002da7a98 EFLAGS: 00010286
[  140.093264][ T1186] RAX: 00000000ffffffa6 RBX: ff11000013f28900 RCX: 1ff40000005b4f19
[  140.093575][ T1186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f289b8
[  140.093872][ T1186] RBP: ff1100000f314000 R08: 1fe22000027e5138 R09: ff1100001655d180
[  140.094172][ T1186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  140.094479][ T1186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f314000
[  140.094793][ T1186] FS:  00007f7444bee840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  140.095130][ T1186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.095390][ T1186] CR2: 00007f7444defc20 CR3: 0000000013274003 CR4: 0000000000771ef0
[  140.095691][ T1186] PKRU: 55555554
[  140.095893][ T1186] Call Trace:
[  140.096086][ T1186]  <TASK>
[  140.096266][ T1186]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  140.096493][ T1186]  ? notifier_call_chain+0xb0/0x320
[  140.096727][ T1186]  rtmsg_ifinfo+0x5c/0xb0
[  140.096931][ T1186]  register_netdevice+0x137a/0x1980
[  140.097171][ T1186]  ? unregister_netdevice_queue+0x470/0x470
[  140.097427][ T1186]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.097663][ T1186]  register_netdev+0x23/0x40
[  140.097902][ T1186]  sit_init_net+0x299/0x570
[  140.098149][ T1186]  ops_init+0x187/0x560
[  140.098345][ T1186]  setup_net+0x11b/0x3b0
[  140.098552][ T1186]  ? unregister_pernet_device+0x80/0x80
[  140.098786][ T1186]  ? lockdep_init_map_type+0x5d/0x250
[  140.098992][ T1186]  ? mutex_init_lockdep+0xf6/0x120
[  140.099180][ T1186]  copy_net_ns+0x2fd/0x450
[  140.099361][ T1186]  create_new_namespaces+0x371/0xa10
[  140.099543][ T1186]  unshare_nsproxy_namespaces+0xa5/0x150
[  140.099719][ T1186]  ksys_unshare+0x47e/0x8c0
[  140.099901][ T1186]  ? walk_process_tree+0x350/0x350
[  140.100076][ T1186]  ? __ia32_sys_open+0x1b0/0x1b0
[  140.100266][ T1186]  __x64_sys_unshare+0x34/0x50
[  140.100440][ T1186]  ? do_syscall_64+0x82/0xfc0
[  140.100625][ T1186]  do_syscall_64+0x117/0xfc0
[  140.100811][ T1186]  ? trace_hardirqs_off+0xd/0x30
[  140.100986][ T1186]  ? exc_page_fault+0xee/0x100
[  140.101175][ T1186]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.101380][ T1186] RIP: 0033:0x7f7444eb0bcb
[  140.101567][ T1186] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[  140.102074][ T1186] RSP: 002b:00007fffe13dd458 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  140.102324][ T1186] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7444eb0bcb
[  140.102569][ T1186] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  140.102811][ T1186] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  140.103048][ T1186] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffe13df680
[  140.103295][ T1186] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffe13e18c6
[  140.103541][ T1186]  </TASK>
[  140.103683][ T1186] irq event stamp: 29529
[  140.103830][ T1186] hardirqs last  enabled at (29539): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.104112][ T1186] hardirqs last disabled at (29550): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.104379][ T1186] softirqs last  enabled at (29290): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  140.104657][ T1186] softirqs last disabled at (29233): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  140.104931][ T1186] ---[ end trace 0000000000000000 ]---
[  140.132897][ T1187] ------------[ cut here ]------------
[  140.133089][ T1187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1187
[  140.133431][ T1187] CPU: 2 UID: 0 PID: 1187 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.133754][ T1187] Tainted: [W]=WARN
[  140.133898][ T1187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.134565][ T1187] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.134785][ T1187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.135294][ T1187] RSP: 0018:ffa0000002db7020 EFLAGS: 00010286
[  140.135500][ T1187] RAX: 00000000ffffffa6 RBX: ff11000013f29000 RCX: 1ff40000005b6dca
[  140.135751][ T1187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f290b8
[  140.135990][ T1187] RBP: ff1100001324c000 R08: 1fe22000027e5218 R09: ff11000016630b58
[  140.136241][ T1187] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  140.136476][ T1187] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001324cce1
[  140.136723][ T1187] FS:  00007fdc530a6840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  140.137004][ T1187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.137223][ T1187] CR2: 0000000018168988 CR3: 00000000162d7005 CR4: 0000000000771ef0
[  140.137459][ T1187] PKRU: 55555554
[  140.137609][ T1187] Call Trace:
[  140.137757][ T1187]  <TASK>
[  140.137869][ T1187]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  140.138049][ T1187]  rtmsg_ifinfo+0x5c/0xb0
[  140.138218][ T1187]  ? mark_held_locks+0x40/0x70
[  140.138392][ T1187]  __dev_notify_flags+0x1b8/0x280
[  140.138580][ T1187]  ? netif_change_name+0x8c0/0x8c0
[  140.138763][ T1187]  ? __dev_change_flags+0x4a4/0x660
[  140.138940][ T1187]  ? netif_set_allmulti+0x250/0x250
[  140.139127][ T1187]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.139307][ T1187]  ? is_bpf_text_address+0x68/0x110
[  140.139483][ T1187]  netif_change_flags+0xfe/0x190
[  140.139666][ T1187]  do_setlink.isra.0+0x1cc3/0x2750
[  140.139851][ T1187]  ? rtnl_link_get_size+0x350/0x350
[  140.140026][ T1187]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  140.140244][ T1187]  ? rcu_read_lock_any_held+0x3c/0x90
[  140.140427][ T1187]  ? validate_chain+0x38b/0xc20
[  140.140616][ T1187]  ? rcu_read_lock_any_held+0x66/0x90
[  140.140798][ T1187]  ? stack_depot_save_flags+0x367/0x770
[  140.140974][ T1187]  ? __lock_acquire+0x508/0xc10
[  140.141162][ T1187]  ? lock_acquire.part.0+0xbc/0x260
[  140.141335][ T1187]  ? rtnl_newlink+0x883/0xea0
[  140.141513][ T1187]  ? rcu_is_watching+0x15/0xd0
[  140.141698][ T1187]  ? lock_acquire+0x134/0x160
[  140.141879][ T1187]  ? rcu_is_watching+0x15/0xd0
[  140.142053][ T1187]  ? rcu_is_watching+0x15/0xd0
[  140.142242][ T1187]  ? trace_contention_end+0xb3/0x1a0
[  140.142417][ T1187]  ? __mutex_lock+0x1db/0x2010
[  140.142602][ T1187]  ? __mutex_lock+0x9b2/0x2010
[  140.142784][ T1187]  ? rtnl_newlink+0x883/0xea0
[  140.142961][ T1187]  ? ww_mutex_lock+0x160/0x160
[  140.143149][ T1187]  ? __rtnl_newlink+0x3fa/0xa50
[  140.143329][ T1187]  rtnl_newlink+0x8d1/0xea0
[  140.143506][ T1187]  ? lock_acquire.part.0+0xbc/0x260
[  140.143691][ T1187]  ? __rtnl_newlink+0xa50/0xa50
[  140.143875][ T1187]  ? mark_usage+0x61/0x170
[  140.144052][ T1187]  ? lock_acquire.part.0+0xbc/0x260
[  140.144240][ T1187]  ? find_held_lock+0x2b/0x80
[  140.144415][ T1187]  ? __rtnl_newlink+0xa50/0xa50
[  140.144600][ T1187]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.144783][ T1187]  ? __rtnl_newlink+0xa50/0xa50
[  140.144957][ T1187]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.145143][ T1187]  ? validate_chain+0x38b/0xc20
[  140.145316][ T1187]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.145491][ T1187]  ? __lock_acquire+0x508/0xc10
[  140.145677][ T1187]  ? lock_acquire.part.0+0xbc/0x260
[  140.145859][ T1187]  ? find_held_lock+0x2b/0x80
[  140.146035][ T1187]  netlink_rcv_skb+0x14e/0x3a0
[  140.146224][ T1187]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.146398][ T1187]  ? netlink_ack+0xcd0/0xcd0
[  140.146584][ T1187]  ? netlink_deliver_tap+0xc5/0x330
[  140.146767][ T1187]  ? netlink_deliver_tap+0x13c/0x330
[  140.146943][ T1187]  netlink_unicast+0x486/0x750
[  140.147132][ T1187]  ? netlink_attachskb+0x810/0x810
[  140.147307][ T1187]  ? __lock_acquire+0x508/0xc10
[  140.147485][ T1187]  netlink_sendmsg+0x735/0xc60
[  140.147669][ T1187]  ? netlink_unicast+0x750/0x750
[  140.147853][ T1187]  ? __might_fault+0x97/0x140
[  140.148030][ T1187]  ____sys_sendmsg+0x419/0x850
[  140.148217][ T1187]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.148393][ T1187]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.148608][ T1187]  ? move_addr_to_kernel+0x40/0x40
[  140.148801][ T1187]  ? stack_depot_save_flags+0x367/0x770
[  140.148981][ T1187]  ? validate_chain+0x38b/0xc20
[  140.149171][ T1187]  ___sys_sendmsg+0x14e/0x1d0
[  140.149346][ T1187]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  140.149559][ T1187]  ? copy_msghdr_from_user+0x460/0x460
[  140.149755][ T1187]  __sys_sendmsg+0x145/0x1f0
[  140.149933][ T1187]  ? __sys_sendmsg_sock+0x20/0x20
[  140.150122][ T1187]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  140.150334][ T1187]  ? do_raw_spin_unlock+0x59/0x250
[  140.150512][ T1187]  ? rcu_is_watching+0x15/0xd0
[  140.150701][ T1187]  do_syscall_64+0x117/0xfc0
[  140.150883][ T1187]  ? trace_hardirqs_off+0xd/0x30
[  140.151058][ T1187]  ? exc_page_fault+0xee/0x100
[  140.151247][ T1187]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.151453][ T1187] RIP: 0033:0x7fdc532e008e
[  140.151646][ T1187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.152165][ T1187] RSP: 002b:00007fff4bb85aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.152407][ T1187] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdc532e008e
[  140.152660][ T1187] RDX: 0000000000000000 RSI: 00007fff4bb85b50 RDI: 0000000000000005
[  140.152906][ T1187] RBP: 00007fff4bb85ab0 R08: 0000000000000000 R09: 0000000000000000
[  140.153158][ T1187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6ef
[  140.153395][ T1187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4bb86220
[  140.153655][ T1187]  </TASK>
[  140.153807][ T1187] irq event stamp: 18005
[  140.153949][ T1187] hardirqs last  enabled at (18015): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.154232][ T1187] hardirqs last disabled at (18026): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.154501][ T1187] softirqs last  enabled at (17154): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  140.154789][ T1187] softirqs last disabled at (17147): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  140.155059][ T1187] ---[ end trace 0000000000000000 ]---
[  140.253778][ T1190] ------------[ cut here ]------------
[  140.253991][ T1190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1190
[  140.254313][ T1190] CPU: 2 UID: 0 PID: 1190 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.254642][ T1190] Tainted: [W]=WARN
[  140.254796][ T1190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.255009][ T1190] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.255240][ T1190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.255772][ T1190] RSP: 0018:ffa0000002dc6e20 EFLAGS: 00010286
[  140.255986][ T1190] RAX: 00000000ffffffa6 RBX: ff11000015882ac0 RCX: 1ff40000005b8d8a
[  140.256242][ T1190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015882b78
[  140.256484][ T1190] RBP: ff11000016601000 R08: 1fe2200002b10570 R09: ff11000011ec5180
[  140.256745][ T1190] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  140.256988][ T1190] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000138fcb08
[  140.257248][ T1190] FS:  00007f535cfd9840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  140.257528][ T1190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.257756][ T1190] CR2: 00007f535d340f6d CR3: 0000000011fca002 CR4: 0000000000771ef0
[  140.258003][ T1190] PKRU: 55555554
[  140.258163][ T1190] Call Trace:
[  140.258307][ T1190]  <TASK>
[  140.258421][ T1190]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  140.258614][ T1190]  rtmsg_ifinfo+0x5c/0xb0
[  140.258770][ T1190]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  140.258982][ T1190]  __dev_notify_flags+0x1b8/0x280
[  140.259177][ T1190]  ? __mod_timer+0x3ad/0xc60
[  140.259357][ T1190]  ? netif_change_name+0x8c0/0x8c0
[  140.259542][ T1190]  ? rtnl_newlink+0x8d1/0xea0
[  140.259723][ T1190]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[  140.259909][ T1190]  ? netlink_rcv_skb+0x14e/0x3a0
[  140.260087][ T1190]  ? add_timer_on+0x580/0x580
[  140.260280][ T1190]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.260463][ T1190]  ? mark_held_locks+0x40/0x70
[  140.260654][ T1190]  rtnl_configure_link+0x1ac/0x390
[  140.260842][ T1190]  ? lockdep_hardirqs_on+0x8c/0x130
[  140.261020][ T1190]  ? queue_delayed_work_on+0x95/0x100
[  140.261215][ T1190]  veth_newlink+0x330/0x8d0
[  140.261397][ T1190]  ? veth_poll_controller+0x10/0x10
[  140.261585][ T1190]  ? kasan_save_stack+0x2f/0x50
[  140.261776][ T1190]  ? kasan_save_track+0x14/0x30
[  140.261955][ T1190]  ? __kasan_kmalloc+0x7b/0x90
[  140.262162][ T1190]  ? __kvmalloc_node_noprof+0x305/0x8a0
[  140.262341][ T1190]  ? alloc_netdev_mqs+0xe85/0x1490
[  140.262524][ T1190]  ? rtnl_af_lookup+0x290/0x290
[  140.262709][ T1190]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.262898][ T1190]  ? rtnl_create_link+0x169/0xf20
[  140.263083][ T1190]  rtnl_newlink_create+0x2da/0x780
[  140.263276][ T1190]  ? rtnl_create_link+0xf20/0xf20
[  140.263453][ T1190]  ? __dev_get_by_name+0x12/0x50
[  140.263643][ T1190]  ? rtnl_dev_get+0xd7/0x170
[  140.263835][ T1190]  __rtnl_newlink+0x22b/0xa50
[  140.264018][ T1190]  rtnl_newlink+0x8d1/0xea0
[  140.264211][ T1190]  ? lock_acquire.part.0+0xbc/0x260
[  140.264388][ T1190]  ? __rtnl_newlink+0xa50/0xa50
[  140.264578][ T1190]  ? mark_usage+0x61/0x170
[  140.264766][ T1190]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.264945][ T1190]  ? __rtnl_newlink+0xa50/0xa50
[  140.265135][ T1190]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.265314][ T1190]  ? validate_chain+0x38b/0xc20
[  140.265492][ T1190]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.265677][ T1190]  ? __lock_acquire+0x508/0xc10
[  140.265864][ T1190]  ? lock_acquire.part.0+0xbc/0x260
[  140.266046][ T1190]  ? find_held_lock+0x2b/0x80
[  140.266237][ T1190]  netlink_rcv_skb+0x14e/0x3a0
[  140.266414][ T1190]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.266604][ T1190]  ? netlink_ack+0xcd0/0xcd0
[  140.266792][ T1190]  ? netlink_deliver_tap+0xc5/0x330
[  140.266969][ T1190]  ? netlink_deliver_tap+0x13c/0x330
[  140.267161][ T1190]  netlink_unicast+0x486/0x750
[  140.267343][ T1190]  ? netlink_attachskb+0x810/0x810
[  140.267524][ T1190]  ? __lock_acquire+0x508/0xc10
[  140.267709][ T1190]  netlink_sendmsg+0x735/0xc60
[  140.267897][ T1190]  ? netlink_unicast+0x750/0x750
[  140.268076][ T1190]  ? __might_fault+0x97/0x140
[  140.268269][ T1190]  ____sys_sendmsg+0x419/0x850
[  140.268448][ T1190]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.268635][ T1190]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.268889][ T1190]  ? move_addr_to_kernel+0x40/0x40
[  140.269074][ T1190]  ___sys_sendmsg+0x14e/0x1d0
[  140.269265][ T1190]  ? copy_msghdr_from_user+0x460/0x460
[  140.269448][ T1190]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  140.269673][ T1190]  ? do_sys_openat2+0xfd/0x170
[  140.269865][ T1190]  __sys_sendmsg+0x145/0x1f0
[  140.270046][ T1190]  ? __sys_sendmsg_sock+0x20/0x20
[  140.270242][ T1190]  ? fpregs_restore_userregs+0x14b/0x310
[  140.270421][ T1190]  ? rcu_is_watching+0x15/0xd0
[  140.270612][ T1190]  do_syscall_64+0x117/0xfc0
[  140.270799][ T1190]  ? trace_hardirqs_off+0xd/0x30
[  140.270979][ T1190]  ? exc_page_fault+0xee/0x100
[  140.271172][ T1190]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.271383][ T1190] RIP: 0033:0x7f535d21308e
[  140.271577][ T1190] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.272112][ T1190] RSP: 002b:00007fff628264f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.272358][ T1190] RAX: ffffffffffffffda RBX: 00007fff62826c98 RCX: 00007f535d21308e
[  140.272614][ T1190] RDX: 0000000000000000 RSI: 00007fff628265a0 RDI: 0000000000000005
[  140.272865][ T1190] RBP: 00007fff62826500 R08: 0000000000000000 R09: 0000000000000000
[  140.273121][ T1190] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6ef
[  140.273363][ T1190] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff62826c60
[  140.273620][ T1190]  </TASK>
[  140.273777][ T1190] irq event stamp: 22591
[  140.273923][ T1190] hardirqs last  enabled at (22601): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.274228][ T1190] hardirqs last disabled at (22618): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.274506][ T1190] softirqs last  enabled at (22616): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  140.274807][ T1190] softirqs last disabled at (22609): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  140.275082][ T1190] ---[ end trace 0000000000000000 ]---
[  140.287712][ T1190] ------------[ cut here ]------------
[  140.287862][ T1190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1190
[  140.288131][ T1190] CPU: 3 UID: 0 PID: 1190 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.288394][ T1190] Tainted: [W]=WARN
[  140.288493][ T1190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.288663][ T1190] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.288841][ T1190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.289311][ T1190] RSP: 0018:ffa0000002dc71a0 EFLAGS: 00010286
[  140.289477][ T1190] RAX: 00000000ffffffa6 RBX: ff11000011d4f000 RCX: 1ff40000005b8dfa
[  140.289676][ T1190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011d4f0b8
[  140.289880][ T1190] RBP: ff11000016514000 R08: 1fe22000023a9e18 R09: ff11000011ec5180
[  140.290077][ T1190] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  140.290284][ T1190] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  140.290482][ T1190] FS:  00007f535cfd9840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  140.290717][ T1190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.290889][ T1190] CR2: 00007f21b52c3000 CR3: 0000000011fca003 CR4: 0000000000771ef0
[  140.291087][ T1190] PKRU: 55555554
[  140.291192][ T1190] Call Trace:
[  140.291290][ T1190]  <TASK>
[  140.291359][ T1190]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  140.291493][ T1190]  rtmsg_ifinfo+0x5c/0xb0
[  140.291596][ T1190]  __dev_notify_flags+0x1b8/0x280
[  140.291727][ T1190]  ? netif_change_name+0x8c0/0x8c0
[  140.291866][ T1190]  ? rtnl_af_lookup+0x290/0x290
[  140.291997][ T1190]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.292136][ T1190]  rtnl_configure_link+0x1ac/0x390
[  140.292270][ T1190]  rtnl_newlink_create+0x353/0x780
[  140.292404][ T1190]  ? rtnl_create_link+0xf20/0xf20
[  140.292540][ T1190]  ? __dev_get_by_name+0x12/0x50
[  140.292672][ T1190]  ? rtnl_dev_get+0xd7/0x170
[  140.292814][ T1190]  __rtnl_newlink+0x22b/0xa50
[  140.292950][ T1190]  rtnl_newlink+0x8d1/0xea0
[  140.293083][ T1190]  ? lock_acquire.part.0+0xbc/0x260
[  140.293221][ T1190]  ? __rtnl_newlink+0xa50/0xa50
[  140.293352][ T1190]  ? mark_usage+0x61/0x170
[  140.293488][ T1190]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.293622][ T1190]  ? __rtnl_newlink+0xa50/0xa50
[  140.293758][ T1190]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.293890][ T1190]  ? validate_chain+0x38b/0xc20
[  140.294019][ T1190]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.294155][ T1190]  ? __lock_acquire+0x508/0xc10
[  140.294288][ T1190]  ? lock_acquire.part.0+0xbc/0x260
[  140.294418][ T1190]  ? find_held_lock+0x2b/0x80
[  140.294556][ T1190]  netlink_rcv_skb+0x14e/0x3a0
[  140.294687][ T1190]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.294824][ T1190]  ? netlink_ack+0xcd0/0xcd0
[  140.294957][ T1190]  ? netlink_deliver_tap+0xc5/0x330
[  140.295087][ T1190]  ? netlink_deliver_tap+0x13c/0x330
[  140.295227][ T1190]  netlink_unicast+0x486/0x750
[  140.295360][ T1190]  ? netlink_attachskb+0x810/0x810
[  140.295493][ T1190]  ? __lock_acquire+0x508/0xc10
[  140.295626][ T1190]  netlink_sendmsg+0x735/0xc60
[  140.295764][ T1190]  ? netlink_unicast+0x750/0x750
[  140.295897][ T1190]  ? __might_fault+0x97/0x140
[  140.296029][ T1190]  ____sys_sendmsg+0x419/0x850
[  140.296164][ T1190]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.296297][ T1190]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.296461][ T1190]  ? move_addr_to_kernel+0x40/0x40
[  140.296600][ T1190]  ___sys_sendmsg+0x14e/0x1d0
[  140.296737][ T1190]  ? copy_msghdr_from_user+0x460/0x460
[  140.296872][ T1190]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  140.297038][ T1190]  ? do_sys_openat2+0xfd/0x170
[  140.297179][ T1190]  __sys_sendmsg+0x145/0x1f0
[  140.297311][ T1190]  ? __sys_sendmsg_sock+0x20/0x20
[  140.297444][ T1190]  ? fpregs_restore_userregs+0x14b/0x310
[  140.297581][ T1190]  ? rcu_is_watching+0x15/0xd0
[  140.297712][ T1190]  do_syscall_64+0x117/0xfc0
[  140.297845][ T1190]  ? trace_hardirqs_off+0xd/0x30
[  140.297976][ T1190]  ? exc_page_fault+0xee/0x100
[  140.298111][ T1190]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.298274][ T1190] RIP: 0033:0x7f535d21308e
[  140.298409][ T1190] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.298882][ T1190] RSP: 002b:00007fff628264f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.299081][ T1190] RAX: ffffffffffffffda RBX: 00007fff62826c98 RCX: 00007f535d21308e
[  140.299282][ T1190] RDX: 0000000000000000 RSI: 00007fff628265a0 RDI: 0000000000000005
[  140.299478][ T1190] RBP: 00007fff62826500 R08: 0000000000000000 R09: 0000000000000000
[  140.299679][ T1190] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6ef
[  140.299877][ T1190] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff62826c60
[  140.300077][ T1190]  </TASK>
[  140.300179][ T1190] irq event stamp: 34351
[  140.300280][ T1190] hardirqs last  enabled at (34359): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.300506][ T1190] hardirqs last disabled at (34366): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.300742][ T1190] softirqs last  enabled at (33696): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  140.300969][ T1190] softirqs last disabled at (33689): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  140.301204][ T1190] ---[ end trace 0000000000000000 ]---
[  140.327639][ T1191] ------------[ cut here ]------------
[  140.327803][ T1191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1191
[  140.328068][ T1191] CPU: 3 UID: 0 PID: 1191 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.328343][ T1191] Tainted: [W]=WARN
[  140.328444][ T1191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.328613][ T1191] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.328792][ T1191] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.329263][ T1191] RSP: 0018:ffa0000002dd6e20 EFLAGS: 00010286
[  140.329447][ T1191] RAX: 00000000ffffffa6 RBX: ff11000015d8d8c0 RCX: 1ff40000005bad8a
[  140.329659][ T1191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015d8d978
[  140.329862][ T1191] RBP: ff11000015aa1000 R08: 1fe2200002bb1b30 R09: ff11000011ec0b80
[  140.330058][ T1191] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  140.330262][ T1191] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015bd4408
[  140.330461][ T1191] FS:  00007f4b2b6d5840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  140.330724][ T1191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.330895][ T1191] CR2: 000000000042ebe0 CR3: 00000000106ab005 CR4: 0000000000771ef0
[  140.331092][ T1191] PKRU: 55555554
[  140.331195][ T1191] Call Trace:
[  140.331293][ T1191]  <TASK>
[  140.331361][ T1191]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  140.331494][ T1191]  rtmsg_ifinfo+0x5c/0xb0
[  140.331598][ T1191]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  140.331765][ T1191]  ? ref_tracker_alloc+0x28d/0x430
[  140.331896][ T1191]  __dev_notify_flags+0x1b8/0x280
[  140.332027][ T1191]  ? ref_tracker_dir_print+0x100/0x100
[  140.332164][ T1191]  ? netif_change_name+0x8c0/0x8c0
[  140.332296][ T1191]  ? __rtnl_newlink+0x22b/0xa50
[  140.332428][ T1191]  ? rtnl_newlink+0x8d1/0xea0
[  140.332561][ T1191]  ? rtnetlink_rcv_msg+0x40d/0x9e0
[  140.332691][ T1191]  ? netlink_rcv_skb+0x14e/0x3a0
[  140.332825][ T1191]  ? find_held_lock+0x2b/0x80
[  140.332957][ T1191]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.333088][ T1191]  ? mark_held_locks+0x40/0x70
[  140.333227][ T1191]  rtnl_configure_link+0x1ac/0x390
[  140.333358][ T1191]  ? lockdep_hardirqs_on+0x8c/0x130
[  140.333492][ T1191]  ? queue_delayed_work_on+0x95/0x100
[  140.333627][ T1191]  veth_newlink+0x330/0x8d0
[  140.333764][ T1191]  ? veth_poll_controller+0x10/0x10
[  140.333894][ T1191]  ? kasan_save_stack+0x2f/0x50
[  140.334025][ T1191]  ? kasan_save_track+0x14/0x30
[  140.334160][ T1191]  ? __kasan_kmalloc+0x7b/0x90
[  140.334304][ T1191]  ? __kvmalloc_node_noprof+0x305/0x8a0
[  140.334435][ T1191]  ? alloc_netdev_mqs+0xe85/0x1490
[  140.334572][ T1191]  ? rtnl_af_lookup+0x290/0x290
[  140.334716][ T1191]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.334859][ T1191]  ? rtnl_create_link+0x169/0xf20
[  140.334991][ T1191]  rtnl_newlink_create+0x2da/0x780
[  140.335183][ T1191]  ? rtnl_create_link+0xf20/0xf20
[  140.335316][ T1191]  ? __dev_get_by_name+0x12/0x50
[  140.335449][ T1191]  ? rtnl_dev_get+0xd7/0x170
[  140.335590][ T1191]  __rtnl_newlink+0x22b/0xa50
[  140.335725][ T1191]  rtnl_newlink+0x8d1/0xea0
[  140.335864][ T1191]  ? lock_acquire.part.0+0xbc/0x260
[  140.335993][ T1191]  ? __rtnl_newlink+0xa50/0xa50
[  140.336216][ T1191]  ? mark_usage+0x61/0x170
[  140.336351][ T1191]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.336481][ T1191]  ? __rtnl_newlink+0xa50/0xa50
[  140.336619][ T1191]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.336757][ T1191]  ? validate_chain+0x38b/0xc20
[  140.336887][ T1191]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.337018][ T1191]  ? __lock_acquire+0x508/0xc10
[  140.337256][ T1191]  ? lock_acquire.part.0+0xbc/0x260
[  140.337386][ T1191]  ? find_held_lock+0x2b/0x80
[  140.337524][ T1191]  netlink_rcv_skb+0x14e/0x3a0
[  140.337654][ T1191]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.337792][ T1191]  ? netlink_ack+0xcd0/0xcd0
[  140.337925][ T1191]  ? netlink_deliver_tap+0xc5/0x330
[  140.338056][ T1191]  ? netlink_deliver_tap+0x13c/0x330
[  140.338279][ T1191]  netlink_unicast+0x486/0x750
[  140.338412][ T1191]  ? netlink_attachskb+0x810/0x810
[  140.338548][ T1191]  ? __lock_acquire+0x508/0xc10
[  140.338680][ T1191]  netlink_sendmsg+0x735/0xc60
[  140.338818][ T1191]  ? netlink_unicast+0x750/0x750
[  140.338952][ T1191]  ? __might_fault+0x97/0x140
[  140.339086][ T1191]  ____sys_sendmsg+0x419/0x850
[  140.339302][ T1191]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.339433][ T1191]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.339600][ T1191]  ? move_addr_to_kernel+0x40/0x40
[  140.339740][ T1191]  ___sys_sendmsg+0x14e/0x1d0
[  140.339873][ T1191]  ? copy_msghdr_from_user+0x460/0x460
[  140.340008][ T1191]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  140.340243][ T1191]  ? do_sys_openat2+0xfd/0x170
[  140.340375][ T1191]  __sys_sendmsg+0x145/0x1f0
[  140.340506][ T1191]  ? __sys_sendmsg_sock+0x20/0x20
[  140.340645][ T1191]  ? fpregs_restore_userregs+0x14b/0x310
[  140.340799][ T1191]  ? rcu_is_watching+0x15/0xd0
[  140.340966][ T1191]  do_syscall_64+0x117/0xfc0
[  140.341134][ T1191]  ? trace_hardirqs_off+0xd/0x30
[  140.341272][ T1191]  ? exc_page_fault+0xee/0x100
[  140.341433][ T1191]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.341601][ T1191] RIP: 0033:0x7f4b2b90f08e
[  140.341744][ T1191] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.342246][ T1191] RSP: 002b:00007ffcdc4f24b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.342444][ T1191] RAX: ffffffffffffffda RBX: 00007ffcdc4f2c58 RCX: 00007f4b2b90f08e
[  140.342647][ T1191] RDX: 0000000000000000 RSI: 00007ffcdc4f2560 RDI: 0000000000000005
[  140.342861][ T1191] RBP: 00007ffcdc4f24c0 R08: 0000000000000000 R09: 0000000000000000
[  140.343058][ T1191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6ef
[  140.343261][ T1191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdc4f2c20
[  140.343463][ T1191]  </TASK>
[  140.343563][ T1191] irq event stamp: 18903
[  140.343662][ T1191] hardirqs last  enabled at (18911): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.343900][ T1191] hardirqs last disabled at (18918): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.344133][ T1191] softirqs last  enabled at (18744): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  140.344360][ T1191] softirqs last disabled at (18637): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  140.344589][ T1191] ---[ end trace 0000000000000000 ]---
[  140.363649][ T1191] ------------[ cut here ]------------
[  140.363821][ T1191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1191
[  140.364116][ T1191] CPU: 0 UID: 0 PID: 1191 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.364378][ T1191] Tainted: [W]=WARN
[  140.364477][ T1191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.364649][ T1191] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.364823][ T1191] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.365294][ T1191] RSP: 0018:ffa0000002dd71a0 EFLAGS: 00010286
[  140.365459][ T1191] RAX: 00000000ffffffa6 RBX: ff11000013d2d000 RCX: 1ff40000005badfa
[  140.365657][ T1191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d2d0b8
[  140.365859][ T1191] RBP: ff110000166fc000 R08: 1fe22000027a5a18 R09: ff11000011ec0b80
[  140.366052][ T1191] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  140.366251][ T1191] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  140.366451][ T1191] FS:  00007f4b2b6d5840(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  140.366687][ T1191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.366893][ T1191] CR2: 0000555faa067d5c CR3: 00000000106ab001 CR4: 0000000000771ef0
[  140.367089][ T1191] PKRU: 55555554
[  140.367193][ T1191] Call Trace:
[  140.367292][ T1191]  <TASK>
[  140.367360][ T1191]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  140.367496][ T1191]  rtmsg_ifinfo+0x5c/0xb0
[  140.367603][ T1191]  __dev_notify_flags+0x1b8/0x280
[  140.367744][ T1191]  ? netif_change_name+0x8c0/0x8c0
[  140.367879][ T1191]  ? rtnl_af_lookup+0x290/0x290
[  140.368014][ T1191]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.368154][ T1191]  rtnl_configure_link+0x1ac/0x390
[  140.368289][ T1191]  rtnl_newlink_create+0x353/0x780
[  140.368424][ T1191]  ? rtnl_create_link+0xf20/0xf20
[  140.368560][ T1191]  ? __dev_get_by_name+0x12/0x50
[  140.368695][ T1191]  ? rtnl_dev_get+0xd7/0x170
[  140.368840][ T1191]  __rtnl_newlink+0x22b/0xa50
[  140.368976][ T1191]  rtnl_newlink+0x8d1/0xea0
[  140.369303][ T1191]  ? lock_acquire.part.0+0xbc/0x260
[  140.369439][ T1191]  ? __rtnl_newlink+0xa50/0xa50
[  140.369578][ T1191]  ? mark_usage+0x61/0x170
[  140.369715][ T1191]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.369855][ T1191]  ? __rtnl_newlink+0xa50/0xa50
[  140.369988][ T1191]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.370127][ T1191]  ? validate_chain+0x38b/0xc20
[  140.370260][ T1191]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.370391][ T1191]  ? __lock_acquire+0x508/0xc10
[  140.370528][ T1191]  ? lock_acquire.part.0+0xbc/0x260
[  140.370673][ T1191]  ? find_held_lock+0x2b/0x80
[  140.370813][ T1191]  netlink_rcv_skb+0x14e/0x3a0
[  140.370948][ T1191]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.371081][ T1191]  ? netlink_ack+0xcd0/0xcd0
[  140.371223][ T1191]  ? netlink_deliver_tap+0xc5/0x330
[  140.371355][ T1191]  ? netlink_deliver_tap+0x13c/0x330
[  140.371490][ T1191]  netlink_unicast+0x486/0x750
[  140.371639][ T1191]  ? netlink_attachskb+0x810/0x810
[  140.371779][ T1191]  ? __lock_acquire+0x508/0xc10
[  140.371913][ T1191]  netlink_sendmsg+0x735/0xc60
[  140.372048][ T1191]  ? netlink_unicast+0x750/0x750
[  140.372189][ T1191]  ? __might_fault+0x97/0x140
[  140.372325][ T1191]  ____sys_sendmsg+0x419/0x850
[  140.372459][ T1191]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.372615][ T1191]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.372792][ T1191]  ? move_addr_to_kernel+0x40/0x40
[  140.372931][ T1191]  ___sys_sendmsg+0x14e/0x1d0
[  140.373066][ T1191]  ? copy_msghdr_from_user+0x460/0x460
[  140.373211][ T1191]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  140.373381][ T1191]  ? do_sys_openat2+0xfd/0x170
[  140.373545][ T1191]  __sys_sendmsg+0x145/0x1f0
[  140.373681][ T1191]  ? __sys_sendmsg_sock+0x20/0x20
[  140.373823][ T1191]  ? fpregs_restore_userregs+0x14b/0x310
[  140.373958][ T1191]  ? rcu_is_watching+0x15/0xd0
[  140.374092][ T1191]  do_syscall_64+0x117/0xfc0
[  140.374231][ T1191]  ? trace_hardirqs_off+0xd/0x30
[  140.374366][ T1191]  ? exc_page_fault+0xee/0x100
[  140.374499][ T1191]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.374669][ T1191] RIP: 0033:0x7f4b2b90f08e
[  140.374816][ T1191] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.375316][ T1191] RSP: 002b:00007ffcdc4f24b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.375524][ T1191] RAX: ffffffffffffffda RBX: 00007ffcdc4f2c58 RCX: 00007f4b2b90f08e
[  140.375724][ T1191] RDX: 0000000000000000 RSI: 00007ffcdc4f2560 RDI: 0000000000000005
[  140.375927][ T1191] RBP: 00007ffcdc4f24c0 R08: 0000000000000000 R09: 0000000000000000
[  140.376132][ T1191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6ef
[  140.376343][ T1191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdc4f2c20
[  140.376549][ T1191]  </TASK>
[  140.376648][ T1191] irq event stamp: 37773
[  140.376770][ T1191] hardirqs last  enabled at (37781): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.377000][ T1191] hardirqs last disabled at (37788): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.377239][ T1191] softirqs last  enabled at (37374): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  140.377469][ T1191] softirqs last disabled at (37045): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  140.377705][ T1191] ---[ end trace 0000000000000000 ]---
[  140.401187][ T1192] ------------[ cut here ]------------
[  140.401396][ T1192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1192
[  140.401749][ T1192] CPU: 2 UID: 0 PID: 1192 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.402079][ T1192] Tainted: [W]=WARN
[  140.402248][ T1192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.402458][ T1192] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.402705][ T1192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.403262][ T1192] RSP: 0018:ffa0000002dd7050 EFLAGS: 00010286
[  140.403491][ T1192] RAX: 00000000ffffffa6 RBX: ff11000015a88c80 RCX: 1ff40000005badd0
[  140.403747][ T1192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a88d38
[  140.403997][ T1192] RBP: ff11000016514000 R08: 1fe2200002b511a8 R09: ff11000004d90b80
[  140.404250][ T1192] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  140.404491][ T1192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  140.404750][ T1192] FS:  00007f1656eed840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  140.405054][ T1192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.405279][ T1192] CR2: 00007f1657275900 CR3: 0000000011e12004 CR4: 0000000000771ef0
[  140.405525][ T1192] PKRU: 55555554
[  140.405678][ T1192] Call Trace:
[  140.405875][ T1192]  <TASK>
[  140.405989][ T1192]  ? rcu_is_watching+0x15/0xd0
[  140.406181][ T1192]  rtnetlink_event+0xe0/0x1f0
[  140.406361][ T1192]  notifier_call_chain+0xb0/0x320
[  140.406547][ T1192]  netif_set_mac_address+0x2dd/0x410
[  140.406730][ T1192]  ? rcu_is_watching+0x15/0xd0
[  140.406918][ T1192]  ? netif_set_group+0x70/0x70
[  140.407112][ T1192]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[  140.407323][ T1192]  ? is_bpf_text_address+0x72/0x110
[  140.407506][ T1192]  do_setlink.isra.0+0x706/0x2750
[  140.407710][ T1192]  ? rtnl_link_get_size+0x350/0x350
[  140.407898][ T1192]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  140.408122][ T1192]  ? rcu_read_lock_any_held+0x3c/0x90
[  140.408313][ T1192]  ? validate_chain+0x38b/0xc20
[  140.408492][ T1192]  ? rcu_read_lock_any_held+0x66/0x90
[  140.408689][ T1192]  ? stack_depot_save_flags+0x367/0x770
[  140.408881][ T1192]  ? __lock_acquire+0x508/0xc10
[  140.409060][ T1192]  ? lock_acquire.part.0+0xbc/0x260
[  140.409247][ T1192]  ? rtnl_newlink+0x883/0xea0
[  140.409425][ T1192]  ? rcu_is_watching+0x15/0xd0
[  140.409612][ T1192]  ? lock_acquire+0x134/0x160
[  140.409798][ T1192]  ? rcu_is_watching+0x15/0xd0
[  140.409977][ T1192]  ? rcu_is_watching+0x15/0xd0
[  140.410170][ T1192]  ? trace_contention_end+0xb3/0x1a0
[  140.410365][ T1192]  ? __mutex_lock+0x1db/0x2010
[  140.410545][ T1192]  ? __mutex_lock+0x9b2/0x2010
[  140.410725][ T1192]  ? rtnl_newlink+0x883/0xea0
[  140.410916][ T1192]  ? __rtnl_newlink+0x3fa/0xa50
[  140.411110][ T1192]  rtnl_newlink+0x8d1/0xea0
[  140.411300][ T1192]  ? lock_acquire.part.0+0xbc/0x260
[  140.411478][ T1192]  ? __rtnl_newlink+0xa50/0xa50
[  140.411666][ T1192]  ? mark_usage+0x61/0x170
[  140.411855][ T1192]  ? lock_acquire.part.0+0xbc/0x260
[  140.412042][ T1192]  ? find_held_lock+0x2b/0x80
[  140.412235][ T1192]  ? __rtnl_newlink+0xa50/0xa50
[  140.412412][ T1192]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.412601][ T1192]  ? __rtnl_newlink+0xa50/0xa50
[  140.412785][ T1192]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.412964][ T1192]  ? validate_chain+0x38b/0xc20
[  140.413158][ T1192]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.413334][ T1192]  ? __lock_acquire+0x508/0xc10
[  140.413514][ T1192]  ? lock_acquire.part.0+0xbc/0x260
[  140.413716][ T1192]  ? find_held_lock+0x2b/0x80
[  140.413904][ T1192]  netlink_rcv_skb+0x14e/0x3a0
[  140.414082][ T1192]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.414272][ T1192]  ? netlink_ack+0xcd0/0xcd0
[  140.414453][ T1192]  ? netlink_deliver_tap+0xc5/0x330
[  140.414650][ T1192]  ? netlink_deliver_tap+0x13c/0x330
[  140.414838][ T1192]  netlink_unicast+0x486/0x750
[  140.415018][ T1192]  ? netlink_attachskb+0x810/0x810
[  140.415207][ T1192]  ? __lock_acquire+0x508/0xc10
[  140.415385][ T1192]  netlink_sendmsg+0x735/0xc60
[  140.415571][ T1192]  ? netlink_unicast+0x750/0x750
[  140.415757][ T1192]  ? __might_fault+0x97/0x140
[  140.415967][ T1192]  ____sys_sendmsg+0x419/0x850
[  140.416159][ T1192]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.416336][ T1192]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.416547][ T1192]  ? move_addr_to_kernel+0x40/0x40
[  140.416747][ T1192]  ? stack_depot_save_flags+0x367/0x770
[  140.416924][ T1192]  ? validate_chain+0x38b/0xc20
[  140.417114][ T1192]  ___sys_sendmsg+0x14e/0x1d0
[  140.417293][ T1192]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  140.417503][ T1192]  ? copy_msghdr_from_user+0x460/0x460
[  140.417700][ T1192]  __sys_sendmsg+0x145/0x1f0
[  140.417961][ T1192]  ? __sys_sendmsg_sock+0x20/0x20
[  140.418148][ T1192]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  140.418360][ T1192]  ? do_raw_spin_unlock+0x59/0x250
[  140.418543][ T1192]  ? rcu_is_watching+0x15/0xd0
[  140.418746][ T1192]  do_syscall_64+0x117/0xfc0
[  140.418924][ T1192]  ? trace_hardirqs_off+0xd/0x30
[  140.419114][ T1192]  ? exc_page_fault+0xee/0x100
[  140.419292][ T1192]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.419500][ T1192] RIP: 0033:0x7f165712708e
[  140.419691][ T1192] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.420228][ T1192] RSP: 002b:00007ffd5a2ff590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.420469][ T1192] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f165712708e
[  140.420719][ T1192] RDX: 0000000000000000 RSI: 00007ffd5a2ff640 RDI: 0000000000000005
[  140.420967][ T1192] RBP: 00007ffd5a2ff5a0 R08: 0000000000000000 R09: 0000000000000000
[  140.421223][ T1192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6f0
[  140.421460][ T1192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5a2ffd10
[  140.421742][ T1192]  </TASK>
[  140.421891][ T1192] irq event stamp: 17221
[  140.422034][ T1192] hardirqs last  enabled at (17231): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.422320][ T1192] hardirqs last disabled at (17242): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.422601][ T1192] softirqs last  enabled at (16250): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  140.422874][ T1192] softirqs last disabled at (16243): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  140.423158][ T1192] ---[ end trace 0000000000000000 ]---
[  140.463920][ T1193] ------------[ cut here ]------------
[  140.464106][ T1193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1193
[  140.464385][ T1193] CPU: 1 UID: 0 PID: 1193 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.464681][ T1193] Tainted: [W]=WARN
[  140.464791][ T1193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.464983][ T1193] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.465167][ T1193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.465649][ T1193] RSP: 0018:ffa0000002de7050 EFLAGS: 00010286
[  140.465832][ T1193] RAX: 00000000ffffffa6 RBX: ff11000013ff31c0 RCX: 1ff40000005bcdd0
[  140.466041][ T1193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013ff3278
[  140.466244][ T1193] RBP: ff11000016601000 R08: 1fe22000027fe650 R09: ff11000004d92e80
[  140.466442][ T1193] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  140.466644][ T1193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  140.466847][ T1193] FS:  00007f6062469840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  140.467078][ T1193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.467251][ T1193] CR2: 00007f60627f1900 CR3: 0000000016002001 CR4: 0000000000771ef0
[  140.467454][ T1193] PKRU: 55555554
[  140.467557][ T1193] Call Trace:
[  140.467655][ T1193]  <TASK>
[  140.467723][ T1193]  ? rcu_is_watching+0x15/0xd0
[  140.467860][ T1193]  rtnetlink_event+0xe0/0x1f0
[  140.467991][ T1193]  notifier_call_chain+0xb0/0x320
[  140.468130][ T1193]  netif_set_mac_address+0x2dd/0x410
[  140.468262][ T1193]  ? rcu_is_watching+0x15/0xd0
[  140.468393][ T1193]  ? netif_set_group+0x70/0x70
[  140.468529][ T1193]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[  140.468693][ T1193]  ? is_bpf_text_address+0x72/0x110
[  140.468833][ T1193]  do_setlink.isra.0+0x706/0x2750
[  140.468967][ T1193]  ? rtnl_link_get_size+0x350/0x350
[  140.469104][ T1193]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  140.469270][ T1193]  ? rcu_read_lock_any_held+0x3c/0x90
[  140.469402][ T1193]  ? validate_chain+0x38b/0xc20
[  140.469542][ T1193]  ? rcu_read_lock_any_held+0x66/0x90
[  140.469672][ T1193]  ? stack_depot_save_flags+0x367/0x770
[  140.469811][ T1193]  ? __lock_acquire+0x508/0xc10
[  140.469945][ T1193]  ? lock_acquire.part.0+0xbc/0x260
[  140.470075][ T1193]  ? rtnl_newlink+0x883/0xea0
[  140.470214][ T1193]  ? rcu_is_watching+0x15/0xd0
[  140.470346][ T1193]  ? lock_acquire+0x134/0x160
[  140.470477][ T1193]  ? rcu_is_watching+0x15/0xd0
[  140.470612][ T1193]  ? rcu_is_watching+0x15/0xd0
[  140.470748][ T1193]  ? trace_contention_end+0xb3/0x1a0
[  140.470880][ T1193]  ? __mutex_lock+0x1db/0x2010
[  140.471011][ T1193]  ? __mutex_lock+0x9b2/0x2010
[  140.471227][ T1193]  ? rtnl_newlink+0x883/0xea0
[  140.471362][ T1193]  ? __rtnl_newlink+0x3fa/0xa50
[  140.471495][ T1193]  rtnl_newlink+0x8d1/0xea0
[  140.471634][ T1193]  ? lock_acquire.part.0+0xbc/0x260
[  140.471770][ T1193]  ? __rtnl_newlink+0xa50/0xa50
[  140.471902][ T1193]  ? mark_usage+0x61/0x170
[  140.472034][ T1193]  ? lock_acquire.part.0+0xbc/0x260
[  140.472237][ T1193]  ? find_held_lock+0x2b/0x80
[  140.472443][ T1193]  ? __rtnl_newlink+0xa50/0xa50
[  140.472580][ T1193]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.472713][ T1193]  ? __rtnl_newlink+0xa50/0xa50
[  140.472847][ T1193]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.472976][ T1193]  ? validate_chain+0x38b/0xc20
[  140.473183][ T1193]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.473315][ T1193]  ? __lock_acquire+0x508/0xc10
[  140.473448][ T1193]  ? lock_acquire.part.0+0xbc/0x260
[  140.473584][ T1193]  ? find_held_lock+0x2b/0x80
[  140.473715][ T1193]  netlink_rcv_skb+0x14e/0x3a0
[  140.473854][ T1193]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.473986][ T1193]  ? netlink_ack+0xcd0/0xcd0
[  140.474188][ T1193]  ? netlink_deliver_tap+0xc5/0x330
[  140.474318][ T1193]  ? netlink_deliver_tap+0x13c/0x330
[  140.474450][ T1193]  netlink_unicast+0x486/0x750
[  140.474587][ T1193]  ? netlink_attachskb+0x810/0x810
[  140.474721][ T1193]  ? __lock_acquire+0x508/0xc10
[  140.474859][ T1193]  netlink_sendmsg+0x735/0xc60
[  140.474993][ T1193]  ? netlink_unicast+0x750/0x750
[  140.475215][ T1193]  ? __might_fault+0x97/0x140
[  140.475348][ T1193]  ____sys_sendmsg+0x419/0x850
[  140.475478][ T1193]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.475614][ T1193]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.475781][ T1193]  ? move_addr_to_kernel+0x40/0x40
[  140.475912][ T1193]  ? stack_depot_save_flags+0x367/0x770
[  140.476046][ T1193]  ? validate_chain+0x38b/0xc20
[  140.476234][ T1193]  ___sys_sendmsg+0x14e/0x1d0
[  140.476365][ T1193]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  140.476529][ T1193]  ? copy_msghdr_from_user+0x460/0x460
[  140.476670][ T1193]  __sys_sendmsg+0x145/0x1f0
[  140.476808][ T1193]  ? __sys_sendmsg_sock+0x20/0x20
[  140.476940][ T1193]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  140.477111][ T1193]  ? do_raw_spin_unlock+0x59/0x250
[  140.477244][ T1193]  ? rcu_is_watching+0x15/0xd0
[  140.477377][ T1193]  do_syscall_64+0x117/0xfc0
[  140.477507][ T1193]  ? trace_hardirqs_off+0xd/0x30
[  140.477643][ T1193]  ? exc_page_fault+0xee/0x100
[  140.477780][ T1193]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.477941][ T1193] RIP: 0033:0x7f60626a308e
[  140.478077][ T1193] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.478551][ T1193] RSP: 002b:00007ffc989a0990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.478752][ T1193] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f60626a308e
[  140.478950][ T1193] RDX: 0000000000000000 RSI: 00007ffc989a0a40 RDI: 0000000000000005
[  140.479150][ T1193] RBP: 00007ffc989a09a0 R08: 0000000000000000 R09: 0000000000000000
[  140.479347][ T1193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6f0
[  140.479546][ T1193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc989a1110
[  140.479752][ T1193]  </TASK>
[  140.479852][ T1193] irq event stamp: 33469
[  140.479950][ T1193] hardirqs last  enabled at (33477): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.480183][ T1193] hardirqs last disabled at (33486): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.480410][ T1193] softirqs last  enabled at (33286): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  140.480640][ T1193] softirqs last disabled at (33197): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  140.480872][ T1193] ---[ end trace 0000000000000000 ]---
[  140.508850][ T1194] vethA: entered promiscuous mode
[  140.509144][ T1194] ------------[ cut here ]------------
[  140.509327][ T1194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1194
[  140.509663][ T1194] CPU: 2 UID: 0 PID: 1194 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.510000][ T1194] Tainted: [W]=WARN
[  140.510169][ T1194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.510391][ T1194] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.510636][ T1194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.511206][ T1194] RSP: 0018:ffa0000002df6fb0 EFLAGS: 00010286
[  140.511432][ T1194] RAX: 00000000ffffffa6 RBX: ff11000015e03540 RCX: 1ff40000005bedbc
[  140.511699][ T1194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e035f8
[  140.511975][ T1194] RBP: ff11000016514000 R08: 1fe2200002bc06c0 R09: ff11000013a7ae80
[  140.512244][ T1194] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[  140.512503][ T1194] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016514000
[  140.512781][ T1194] FS:  00007fb044ac0840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  140.513076][ T1194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.513312][ T1194] CR2: 00007fb044cb9460 CR3: 0000000016727001 CR4: 0000000000771ef0
[  140.513583][ T1194] PKRU: 55555554
[  140.513744][ T1194] Call Trace:
[  140.513897][ T1194]  <TASK>
[  140.514017][ T1194]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  140.514220][ T1194]  ? netlink_sendmsg+0x735/0xc60
[  140.514409][ T1194]  rtmsg_ifinfo+0x5c/0xb0
[  140.514574][ T1194]  __dev_notify_flags+0x1b8/0x280
[  140.514771][ T1194]  ? netdev_info+0xe2/0x116
[  140.514961][ T1194]  ? netdev_notice+0x120/0x120
[  140.515165][ T1194]  ? netif_change_name+0x8c0/0x8c0
[  140.515359][ T1194]  __dev_set_promiscuity+0x194/0x230
[  140.515556][ T1194]  netif_set_promiscuity+0x4c/0xc0
[  140.515754][ T1194]  dev_set_promiscuity+0x9d/0x150
[  140.515945][ T1194]  hsr_add_port+0x48c/0xb60
[  140.516148][ T1194]  ? hsr_port_exists+0x60/0x60
[  140.516338][ T1194]  ? timer_init_key+0x10d/0x280
[  140.516536][ T1194]  hsr_dev_finalize+0x6e8/0xc00
[  140.516730][ T1194]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.516927][ T1194]  hsr_newlink+0x3b0/0x980
[  140.517130][ T1194]  ? hsr_dellink+0x90/0x90
[  140.517319][ T1194]  ? rtnl_create_link+0x169/0xf20
[  140.517509][ T1194]  ? nla_strscpy+0xe3/0x180
[  140.517710][ T1194]  rtnl_newlink_create+0x2da/0x780
[  140.517910][ T1194]  ? rtnl_create_link+0xf20/0xf20
[  140.518114][ T1194]  ? __dev_get_by_name+0x12/0x50
[  140.518304][ T1194]  ? rtnl_dev_get+0xd7/0x170
[  140.518501][ T1194]  __rtnl_newlink+0x22b/0xa50
[  140.518705][ T1194]  rtnl_newlink+0x8d1/0xea0
[  140.518930][ T1194]  ? lock_acquire.part.0+0xbc/0x260
[  140.519135][ T1194]  ? __rtnl_newlink+0xa50/0xa50
[  140.519324][ T1194]  ? mark_usage+0x61/0x170
[  140.519520][ T1194]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.519720][ T1194]  ? __rtnl_newlink+0xa50/0xa50
[  140.519918][ T1194]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.520120][ T1194]  ? validate_chain+0x38b/0xc20
[  140.520308][ T1194]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.520496][ T1194]  ? __lock_acquire+0x508/0xc10
[  140.520694][ T1194]  ? lock_acquire.part.0+0xbc/0x260
[  140.520889][ T1194]  ? find_held_lock+0x2b/0x80
[  140.521080][ T1194]  netlink_rcv_skb+0x14e/0x3a0
[  140.521285][ T1194]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.521474][ T1194]  ? netlink_ack+0xcd0/0xcd0
[  140.521676][ T1194]  ? netlink_deliver_tap+0xc5/0x330
[  140.521874][ T1194]  ? netlink_deliver_tap+0x13c/0x330
[  140.522064][ T1194]  netlink_unicast+0x486/0x750
[  140.522266][ T1194]  ? netlink_attachskb+0x810/0x810
[  140.522456][ T1194]  ? __lock_acquire+0x508/0xc10
[  140.522659][ T1194]  netlink_sendmsg+0x735/0xc60
[  140.522857][ T1194]  ? netlink_unicast+0x750/0x750
[  140.523046][ T1194]  ? __might_fault+0x97/0x140
[  140.523250][ T1194]  ____sys_sendmsg+0x419/0x850
[  140.523438][ T1194]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.523637][ T1194]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.523868][ T1194]  ? move_addr_to_kernel+0x40/0x40
[  140.524063][ T1194]  ___sys_sendmsg+0x14e/0x1d0
[  140.524264][ T1194]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.524455][ T1194]  ? copy_msghdr_from_user+0x460/0x460
[  140.524662][ T1194]  ? lock_vma_under_rcu+0x159/0x410
[  140.524857][ T1194]  __sys_sendmsg+0x145/0x1f0
[  140.525048][ T1194]  ? __sys_sendmsg_sock+0x20/0x20
[  140.525252][ T1194]  ? rcu_is_watching+0x15/0xd0
[  140.525441][ T1194]  ? rcu_is_watching+0x15/0xd0
[  140.525644][ T1194]  do_syscall_64+0x117/0xfc0
[  140.525841][ T1194]  ? trace_hardirqs_off+0xd/0x30
[  140.526029][ T1194]  ? exc_page_fault+0xee/0x100
[  140.526234][ T1194]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.526456][ T1194] RIP: 0033:0x7fb044cfa08e
[  140.526663][ T1194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.527231][ T1194] RSP: 002b:00007fff63ead000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.527494][ T1194] RAX: ffffffffffffffda RBX: 00007fff63ead7b0 RCX: 00007fb044cfa08e
[  140.527769][ T1194] RDX: 0000000000000000 RSI: 00007fff63ead0b0 RDI: 0000000000000005
[  140.528031][ T1194] RBP: 00007fff63ead010 R08: 0000000000000000 R09: 0000000000000000
[  140.528304][ T1194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6ef
[  140.528571][ T1194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff63ead780
[  140.528845][ T1194]  </TASK>
[  140.528997][ T1194] irq event stamp: 15469
[  140.529164][ T1194] hardirqs last  enabled at (15481): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.529465][ T1194] hardirqs last disabled at (15490): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.529775][ T1194] softirqs last  enabled at (14502): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  140.530066][ T1194] softirqs last disabled at (14497): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  140.530379][ T1194] ---[ end trace 0000000000000000 ]---
[  140.530846][ T1194] ------------[ cut here ]------------
[  140.531024][ T1194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1194
[  140.531348][ T1194] CPU: 2 UID: 0 PID: 1194 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.531681][ T1194] Tainted: [W]=WARN
[  140.531842][ T1194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.532058][ T1194] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.532291][ T1194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.532845][ T1194] RSP: 0018:ffa0000002df6f90 EFLAGS: 00010286
[  140.533063][ T1194] RAX: 00000000ffffffa6 RBX: ff11000015e02ac0 RCX: 1ff40000005bedb8
[  140.533321][ T1194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e02b78
[  140.533580][ T1194] RBP: ff11000016514000 R08: 1fe2200002bc0570 R09: ff11000013a7ae80
[  140.533841][ T1194] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  140.534109][ T1194] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  140.534362][ T1194] FS:  00007fb044ac0840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  140.534662][ T1194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.534887][ T1194] CR2: 00007fb044cb9460 CR3: 0000000016727001 CR4: 0000000000771ef0
[  140.535152][ T1194] PKRU: 55555554
[  140.535301][ T1194] Call Trace:
[  140.535449][ T1194]  <TASK>
[  140.535576][ T1194]  ? rcu_is_watching+0x15/0xd0
[  140.535783][ T1194]  rtnetlink_event+0xe0/0x1f0
[  140.535972][ T1194]  notifier_call_chain+0xb0/0x320
[  140.536172][ T1194]  __netdev_upper_dev_link+0x3a5/0x590
[  140.536359][ T1194]  ? netdev_wait_allrefs_any+0x570/0x570
[  140.536555][ T1194]  ? do_raw_spin_lock+0x131/0x280
[  140.536749][ T1194]  ? find_held_lock+0x2b/0x80
[  140.536936][ T1194]  netdev_master_upper_dev_link+0x86/0xb0
[  140.537133][ T1194]  ? netdev_upper_dev_link+0xb0/0xb0
[  140.537318][ T1194]  ? lockdep_rtnl_is_held+0x1a/0x20
[  140.537501][ T1194]  ? hsr_port_get_hsr+0x9c/0x150
[  140.537697][ T1194]  hsr_add_port+0x4eb/0xb60
[  140.537892][ T1194]  ? hsr_port_exists+0x60/0x60
[  140.538076][ T1194]  ? timer_init_key+0x10d/0x280
[  140.538275][ T1194]  hsr_dev_finalize+0x6e8/0xc00
[  140.538462][ T1194]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.538657][ T1194]  hsr_newlink+0x3b0/0x980
[  140.538852][ T1194]  ? hsr_dellink+0x90/0x90
[  140.539036][ T1194]  ? rtnl_create_link+0x169/0xf20
[  140.539235][ T1194]  ? nla_strscpy+0xe3/0x180
[  140.539432][ T1194]  rtnl_newlink_create+0x2da/0x780
[  140.539631][ T1194]  ? rtnl_create_link+0xf20/0xf20
[  140.539827][ T1194]  ? __dev_get_by_name+0x12/0x50
[  140.540012][ T1194]  ? rtnl_dev_get+0xd7/0x170
[  140.540216][ T1194]  __rtnl_newlink+0x22b/0xa50
[  140.540405][ T1194]  rtnl_newlink+0x8d1/0xea0
[  140.540603][ T1194]  ? lock_acquire.part.0+0xbc/0x260
[  140.540796][ T1194]  ? __rtnl_newlink+0xa50/0xa50
[  140.540984][ T1194]  ? mark_usage+0x61/0x170
[  140.541186][ T1194]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.541371][ T1194]  ? __rtnl_newlink+0xa50/0xa50
[  140.541565][ T1194]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.541758][ T1194]  ? validate_chain+0x38b/0xc20
[  140.541942][ T1194]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.542137][ T1194]  ? __lock_acquire+0x508/0xc10
[  140.542324][ T1194]  ? lock_acquire.part.0+0xbc/0x260
[  140.542510][ T1194]  ? find_held_lock+0x2b/0x80
[  140.542708][ T1194]  netlink_rcv_skb+0x14e/0x3a0
[  140.542900][ T1194]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.543088][ T1194]  ? netlink_ack+0xcd0/0xcd0
[  140.543287][ T1194]  ? netlink_deliver_tap+0xc5/0x330
[  140.543470][ T1194]  ? netlink_deliver_tap+0x13c/0x330
[  140.543677][ T1194]  netlink_unicast+0x486/0x750
[  140.543876][ T1194]  ? netlink_attachskb+0x810/0x810
[  140.544059][ T1194]  ? __lock_acquire+0x508/0xc10
[  140.544254][ T1194]  netlink_sendmsg+0x735/0xc60
[  140.544438][ T1194]  ? netlink_unicast+0x750/0x750
[  140.544643][ T1194]  ? __might_fault+0x97/0x140
[  140.544838][ T1194]  ____sys_sendmsg+0x419/0x850
[  140.545022][ T1194]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.545217][ T1194]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.545436][ T1194]  ? move_addr_to_kernel+0x40/0x40
[  140.545636][ T1194]  ___sys_sendmsg+0x14e/0x1d0
[  140.545827][ T1194]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.546016][ T1194]  ? copy_msghdr_from_user+0x460/0x460
[  140.546223][ T1194]  ? lock_vma_under_rcu+0x159/0x410
[  140.546407][ T1194]  __sys_sendmsg+0x145/0x1f0
[  140.546600][ T1194]  ? __sys_sendmsg_sock+0x20/0x20
[  140.546798][ T1194]  ? rcu_is_watching+0x15/0xd0
[  140.546983][ T1194]  ? rcu_is_watching+0x15/0xd0
[  140.547181][ T1194]  do_syscall_64+0x117/0xfc0
[  140.547364][ T1194]  ? trace_hardirqs_off+0xd/0x30
[  140.547555][ T1194]  ? exc_page_fault+0xee/0x100
[  140.547746][ T1194]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.547962][ T1194] RIP: 0033:0x7fb044cfa08e
[  140.548165][ T1194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.548703][ T1194] RSP: 002b:00007fff63ead000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.548964][ T1194] RAX: ffffffffffffffda RBX: 00007fff63ead7b0 RCX: 00007fb044cfa08e
[  140.549230][ T1194] RDX: 0000000000000000 RSI: 00007fff63ead0b0 RDI: 0000000000000005
[  140.549480][ T1194] RBP: 00007fff63ead010 R08: 0000000000000000 R09: 0000000000000000
[  140.549746][ T1194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6ef
[  140.549998][ T1194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff63ead780
[  140.550266][ T1194]  </TASK>
[  140.550416][ T1194] irq event stamp: 16645
[  140.550575][ T1194] hardirqs last  enabled at (16655): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.550870][ T1194] hardirqs last disabled at (16664): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.551180][ T1194] softirqs last  enabled at (15658): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.551462][ T1194] softirqs last disabled at (15656): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.551765][ T1194] ---[ end trace 0000000000000000 ]---
[  140.552046][ T1194] ------------[ cut here ]------------
[  140.552235][ T1194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1194
[  140.552558][ T1194] CPU: 2 UID: 0 PID: 1194 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.552886][ T1194] Tainted: [W]=WARN
[  140.553036][ T1194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.553282][ T1194] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.553506][ T1194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.554176][ T1194] RSP: 0018:ffa0000002df6f10 EFLAGS: 00010286
[  140.554395][ T1194] RAX: 00000000ffffffa6 RBX: ff11000015e02900 RCX: 1ff40000005beda8
[  140.554761][ T1194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e029b8
[  140.555013][ T1194] RBP: ff11000010f69000 R08: 1fe2200002bc0538 R09: ff11000013a7ae80
[  140.555280][ T1194] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  140.555637][ T1194] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  140.555900][ T1194] FS:  00007fb044ac0840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  140.556216][ T1194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.556434][ T1194] CR2: 00007fb044cb9460 CR3: 0000000016727001 CR4: 0000000000771ef0
[  140.556699][ T1194] PKRU: 55555554
[  140.556856][ T1194] Call Trace:
[  140.557112][ T1194]  <TASK>
[  140.557230][ T1194]  ? rcu_is_watching+0x15/0xd0
[  140.557416][ T1194]  rtnetlink_event+0xe0/0x1f0
[  140.557614][ T1194]  notifier_call_chain+0xb0/0x320
[  140.557904][ T1194]  netif_set_mtu_ext+0x354/0x5f0
[  140.558092][ T1194]  ? dev_validate_mtu+0x180/0x180
[  140.558295][ T1194]  ? __netdev_update_features+0x4b0/0xdf0
[  140.558483][ T1194]  netif_set_mtu+0x85/0xe0
[  140.558782][ T1194]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  140.559003][ T1194]  dev_set_mtu+0x9d/0x150
[  140.559169][ T1194]  ? dev_disable_lro+0x95/0x140
[  140.559356][ T1194]  hsr_add_port+0x6e3/0xb60
[  140.559549][ T1194]  ? hsr_port_exists+0x60/0x60
[  140.559842][ T1194]  ? timer_init_key+0x10d/0x280
[  140.560032][ T1194]  hsr_dev_finalize+0x6e8/0xc00
[  140.560248][ T1194]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.560438][ T1194]  hsr_newlink+0x3b0/0x980
[  140.560732][ T1194]  ? hsr_dellink+0x90/0x90
[  140.560932][ T1194]  ? rtnl_create_link+0x169/0xf20
[  140.561132][ T1194]  ? nla_strscpy+0xe3/0x180
[  140.561320][ T1194]  rtnl_newlink_create+0x2da/0x780
[  140.561616][ T1194]  ? rtnl_create_link+0xf20/0xf20
[  140.561813][ T1194]  ? __dev_get_by_name+0x12/0x50
[  140.562016][ T1194]  ? rtnl_dev_get+0xd7/0x170
[  140.562315][ T1194]  __rtnl_newlink+0x22b/0xa50
[  140.562506][ T1194]  rtnl_newlink+0x8d1/0xea0
[  140.562706][ T1194]  ? lock_acquire.part.0+0xbc/0x260
[  140.562900][ T1194]  ? __rtnl_newlink+0xa50/0xa50
[  140.563089][ T1194]  ? mark_usage+0x61/0x170
[  140.563296][ T1194]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.563484][ T1194]  ? __rtnl_newlink+0xa50/0xa50
[  140.563679][ T1194]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.563875][ T1194]  ? validate_chain+0x38b/0xc20
[  140.564172][ T1194]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.564371][ T1194]  ? __lock_acquire+0x508/0xc10
[  140.564569][ T1194]  ? lock_acquire.part.0+0xbc/0x260
[  140.564772][ T1194]  ? find_held_lock+0x2b/0x80
[  140.565058][ T1194]  netlink_rcv_skb+0x14e/0x3a0
[  140.565256][ T1194]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.565443][ T1194]  ? netlink_ack+0xcd0/0xcd0
[  140.565650][ T1194]  ? netlink_deliver_tap+0xc5/0x330
[  140.565937][ T1194]  ? netlink_deliver_tap+0x13c/0x330
[  140.566139][ T1194]  netlink_unicast+0x486/0x750
[  140.566327][ T1194]  ? netlink_attachskb+0x810/0x810
[  140.566518][ T1194]  ? __lock_acquire+0x508/0xc10
[  140.566818][ T1194]  netlink_sendmsg+0x735/0xc60
[  140.567007][ T1194]  ? netlink_unicast+0x750/0x750
[  140.567209][ T1194]  ? __might_fault+0x97/0x140
[  140.567398][ T1194]  ____sys_sendmsg+0x419/0x850
[  140.567703][ T1194]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.567899][ T1194]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.568132][ T1194]  ? move_addr_to_kernel+0x40/0x40
[  140.568419][ T1194]  ___sys_sendmsg+0x14e/0x1d0
[  140.568616][ T1194]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.568812][ T1194]  ? copy_msghdr_from_user+0x460/0x460
[  140.569023][ T1194]  ? lock_vma_under_rcu+0x159/0x410
[  140.569318][ T1194]  __sys_sendmsg+0x145/0x1f0
[  140.569505][ T1194]  ? __sys_sendmsg_sock+0x20/0x20
[  140.569706][ T1194]  ? rcu_is_watching+0x15/0xd0
[  140.569905][ T1194]  ? rcu_is_watching+0x15/0xd0
[  140.570200][ T1194]  do_syscall_64+0x117/0xfc0
[  140.570388][ T1194]  ? trace_hardirqs_off+0xd/0x30
[  140.570586][ T1194]  ? exc_page_fault+0xee/0x100
[  140.570786][ T1194]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.571128][ T1194] RIP: 0033:0x7fb044cfa08e
[  140.571321][ T1194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.571972][ T1194] RSP: 002b:00007fff63ead000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.572241][ T1194] RAX: ffffffffffffffda RBX: 00007fff63ead7b0 RCX: 00007fb044cfa08e
[  140.572497][ T1194] RDX: 0000000000000000 RSI: 00007fff63ead0b0 RDI: 0000000000000005
[  140.572864][ T1194] RBP: 00007fff63ead010 R08: 0000000000000000 R09: 0000000000000000
[  140.573131][ T1194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6ef
[  140.573484][ T1194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff63ead780
[  140.573757][ T1194]  </TASK>
[  140.573909][ T1194] irq event stamp: 17723
[  140.574061][ T1194] hardirqs last  enabled at (17733): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.574451][ T1194] hardirqs last disabled at (17744): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.574756][ T1194] softirqs last  enabled at (16740): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.575151][ T1194] softirqs last disabled at (16738): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.575441][ T1194] ---[ end trace 0000000000000000 ]---
[  140.575689][ T1194] vethB: entered promiscuous mode
[  140.576016][ T1194] ------------[ cut here ]------------
[  140.576210][ T1194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1194
[  140.576534][ T1194] CPU: 2 UID: 0 PID: 1194 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.576974][ T1194] Tainted: [W]=WARN
[  140.577140][ T1194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.577362][ T1194] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.577705][ T1194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.578369][ T1194] RSP: 0018:ffa0000002df6fb0 EFLAGS: 00010286
[  140.578602][ T1194] RAX: 00000000ffffffa6 RBX: ff11000015e03a80 RCX: 1ff40000005bedbc
[  140.578866][ T1194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e03b38
[  140.579237][ T1194] RBP: ff110000166fc000 R08: 1fe2200002bc0768 R09: ff11000013a7ae80
[  140.579498][ T1194] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[  140.579774][ T1194] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000166fc000
[  140.580145][ T1194] FS:  00007fb044ac0840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  140.580438][ T1194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.580780][ T1194] CR2: 00007fb044cb9460 CR3: 0000000016727001 CR4: 0000000000771ef0
[  140.581045][ T1194] PKRU: 55555554
[  140.581210][ T1194] Call Trace:
[  140.581363][ T1194]  <TASK>
[  140.581482][ T1194]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  140.581784][ T1194]  ? netlink_sendmsg+0x735/0xc60
[  140.581974][ T1194]  rtmsg_ifinfo+0x5c/0xb0
[  140.582144][ T1194]  __dev_notify_flags+0x1b8/0x280
[  140.582334][ T1194]  ? netdev_info+0xe2/0x116
[  140.582635][ T1194]  ? netdev_notice+0x120/0x120
[  140.582848][ T1194]  ? netif_change_name+0x8c0/0x8c0
[  140.583041][ T1194]  __dev_set_promiscuity+0x194/0x230
[  140.583244][ T1194]  netif_set_promiscuity+0x4c/0xc0
[  140.583533][ T1194]  dev_set_promiscuity+0x9d/0x150
[  140.583726][ T1194]  hsr_add_port+0x48c/0xb60
[  140.583922][ T1194]  ? hsr_port_exists+0x60/0x60
[  140.584128][ T1194]  ? timer_init_key+0x10d/0x280
[  140.584413][ T1194]  hsr_dev_finalize+0x727/0xc00
[  140.584612][ T1194]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.584808][ T1194]  hsr_newlink+0x3b0/0x980
[  140.584996][ T1194]  ? hsr_dellink+0x90/0x90
[  140.585292][ T1194]  ? rtnl_create_link+0x169/0xf20
[  140.585478][ T1194]  ? nla_strscpy+0xe3/0x180
[  140.585688][ T1194]  rtnl_newlink_create+0x2da/0x780
[  140.585886][ T1194]  ? rtnl_create_link+0xf20/0xf20
[  140.586181][ T1194]  ? __dev_get_by_name+0x12/0x50
[  140.586370][ T1194]  ? rtnl_dev_get+0xd7/0x170
[  140.586570][ T1194]  __rtnl_newlink+0x22b/0xa50
[  140.586769][ T1194]  rtnl_newlink+0x8d1/0xea0
[  140.587054][ T1194]  ? lock_acquire.part.0+0xbc/0x260
[  140.587252][ T1194]  ? __rtnl_newlink+0xa50/0xa50
[  140.587439][ T1194]  ? mark_usage+0x61/0x170
[  140.587645][ T1194]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.587937][ T1194]  ? __rtnl_newlink+0xa50/0xa50
[  140.588140][ T1194]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.588328][ T1194]  ? validate_chain+0x38b/0xc20
[  140.588516][ T1194]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.588815][ T1194]  ? __lock_acquire+0x508/0xc10
[  140.589006][ T1194]  ? lock_acquire.part.0+0xbc/0x260
[  140.589207][ T1194]  ? find_held_lock+0x2b/0x80
[  140.589399][ T1194]  netlink_rcv_skb+0x14e/0x3a0
[  140.589697][ T1194]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.589894][ T1194]  ? netlink_ack+0xcd0/0xcd0
[  140.590087][ T1194]  ? netlink_deliver_tap+0xc5/0x330
[  140.590288][ T1194]  ? netlink_deliver_tap+0x13c/0x330
[  140.590584][ T1194]  netlink_unicast+0x486/0x750
[  140.590781][ T1194]  ? netlink_attachskb+0x810/0x810
[  140.590973][ T1194]  ? __lock_acquire+0x508/0xc10
[  140.591175][ T1194]  netlink_sendmsg+0x735/0xc60
[  140.591461][ T1194]  ? netlink_unicast+0x750/0x750
[  140.591660][ T1194]  ? __might_fault+0x97/0x140
[  140.591856][ T1194]  ____sys_sendmsg+0x419/0x850
[  140.592042][ T1194]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.592241][ T1194]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.592463][ T1194]  ? move_addr_to_kernel+0x40/0x40
[  140.592671][ T1194]  ___sys_sendmsg+0x14e/0x1d0
[  140.592867][ T1194]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.593164][ T1194]  ? copy_msghdr_from_user+0x460/0x460
[  140.593359][ T1194]  ? lock_vma_under_rcu+0x159/0x410
[  140.593554][ T1194]  __sys_sendmsg+0x145/0x1f0
[  140.593750][ T1194]  ? __sys_sendmsg_sock+0x20/0x20
[  140.594060][ T1194]  ? rcu_is_watching+0x15/0xd0
[  140.594258][ T1194]  ? rcu_is_watching+0x15/0xd0
[  140.594446][ T1194]  do_syscall_64+0x117/0xfc0
[  140.594641][ T1194]  ? trace_hardirqs_off+0xd/0x30
[  140.594932][ T1194]  ? exc_page_fault+0xee/0x100
[  140.595131][ T1194]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.595350][ T1194] RIP: 0033:0x7fb044cfa08e
[  140.595656][ T1194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.596220][ T1194] RSP: 002b:00007fff63ead000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.596590][ T1194] RAX: ffffffffffffffda RBX: 00007fff63ead7b0 RCX: 00007fb044cfa08e
[  140.596852][ T1194] RDX: 0000000000000000 RSI: 00007fff63ead0b0 RDI: 0000000000000005
[  140.597219][ T1194] RBP: 00007fff63ead010 R08: 0000000000000000 R09: 0000000000000000
[  140.597476][ T1194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6ef
[  140.597747][ T1194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff63ead780
[  140.598123][ T1194]  </TASK>
[  140.598274][ T1194] irq event stamp: 18835
[  140.598428][ T1194] hardirqs last  enabled at (18845): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.598733][ T1194] hardirqs last disabled at (18854): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.599142][ T1194] softirqs last  enabled at (17852): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.599432][ T1194] softirqs last disabled at (17850): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.599838][ T1194] ---[ end trace 0000000000000000 ]---
[  140.600296][ T1194] ------------[ cut here ]------------
[  140.600471][ T1194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1194
[  140.600893][ T1194] CPU: 2 UID: 0 PID: 1194 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.601227][ T1194] Tainted: [W]=WARN
[  140.601471][ T1194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.601699][ T1194] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.601925][ T1194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.602468][ T1194] RSP: 0018:ffa0000002df6f90 EFLAGS: 00010286
[  140.602697][ T1194] RAX: 00000000ffffffa6 RBX: ff11000015e03380 RCX: 1ff40000005bedb8
[  140.603047][ T1194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e03438
[  140.603308][ T1194] RBP: ff110000166fc000 R08: 1fe2200002bc0688 R09: ff11000013a7ae80
[  140.603665][ T1194] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  140.603924][ T1194] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  140.604187][ T1194] FS:  00007fb044ac0840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  140.604573][ T1194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.604802][ T1194] CR2: 00007fb044cb9460 CR3: 0000000016727001 CR4: 0000000000771ef0
[  140.605057][ T1194] PKRU: 55555554
[  140.605218][ T1194] Call Trace:
[  140.605366][ T1194]  <TASK>
[  140.605483][ T1194]  ? rcu_is_watching+0x15/0xd0
[  140.605674][ T1194]  rtnetlink_event+0xe0/0x1f0
[  140.605869][ T1194]  notifier_call_chain+0xb0/0x320
[  140.606163][ T1194]  __netdev_upper_dev_link+0x3a5/0x590
[  140.606349][ T1194]  ? netdev_wait_allrefs_any+0x570/0x570
[  140.606544][ T1194]  ? do_raw_spin_lock+0x131/0x280
[  140.606730][ T1194]  ? find_held_lock+0x2b/0x80
[  140.607017][ T1194]  netdev_master_upper_dev_link+0x86/0xb0
[  140.607218][ T1194]  ? netdev_upper_dev_link+0xb0/0xb0
[  140.607404][ T1194]  ? lockdep_rtnl_is_held+0x1a/0x20
[  140.607598][ T1194]  ? hsr_port_get_hsr+0x9c/0x150
[  140.607885][ T1194]  hsr_add_port+0x4eb/0xb60
[  140.608073][ T1194]  ? hsr_port_exists+0x60/0x60
[  140.608270][ T1194]  ? timer_init_key+0x10d/0x280
[  140.608458][ T1194]  hsr_dev_finalize+0x727/0xc00
[  140.608753][ T1194]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.608942][ T1194]  hsr_newlink+0x3b0/0x980
[  140.609138][ T1194]  ? hsr_dellink+0x90/0x90
[  140.609322][ T1194]  ? rtnl_create_link+0x169/0xf20
[  140.609610][ T1194]  ? nla_strscpy+0xe3/0x180
[  140.609811][ T1194]  rtnl_newlink_create+0x2da/0x780
[  140.609999][ T1194]  ? rtnl_create_link+0xf20/0xf20
[  140.610198][ T1194]  ? __dev_get_by_name+0x12/0x50
[  140.610474][ T1194]  ? rtnl_dev_get+0xd7/0x170
[  140.610672][ T1194]  __rtnl_newlink+0x22b/0xa50
[  140.610872][ T1194]  rtnl_newlink+0x8d1/0xea0
[  140.611060][ T1194]  ? lock_acquire.part.0+0xbc/0x260
[  140.611346][ T1194]  ? __rtnl_newlink+0xa50/0xa50
[  140.611537][ T1194]  ? mark_usage+0x61/0x170
[  140.611728][ T1194]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.611922][ T1194]  ? __rtnl_newlink+0xa50/0xa50
[  140.612212][ T1194]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.612396][ T1194]  ? validate_chain+0x38b/0xc20
[  140.612591][ T1194]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.612782][ T1194]  ? __lock_acquire+0x508/0xc10
[  140.613059][ T1194]  ? lock_acquire.part.0+0xbc/0x260
[  140.613258][ T1194]  ? find_held_lock+0x2b/0x80
[  140.613445][ T1194]  netlink_rcv_skb+0x14e/0x3a0
[  140.613640][ T1194]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.613930][ T1194]  ? netlink_ack+0xcd0/0xcd0
[  140.614131][ T1194]  ? netlink_deliver_tap+0xc5/0x330
[  140.614313][ T1194]  ? netlink_deliver_tap+0x13c/0x330
[  140.614499][ T1194]  netlink_unicast+0x486/0x750
[  140.614797][ T1194]  ? netlink_attachskb+0x810/0x810
[  140.614986][ T1194]  ? __lock_acquire+0x508/0xc10
[  140.615184][ T1194]  netlink_sendmsg+0x735/0xc60
[  140.615368][ T1194]  ? netlink_unicast+0x750/0x750
[  140.615658][ T1194]  ? __might_fault+0x97/0x140
[  140.615852][ T1194]  ____sys_sendmsg+0x419/0x850
[  140.616035][ T1194]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.616230][ T1194]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.616545][ T1194]  ? move_addr_to_kernel+0x40/0x40
[  140.616743][ T1194]  ___sys_sendmsg+0x14e/0x1d0
[  140.616926][ T1194]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.617122][ T1194]  ? copy_msghdr_from_user+0x460/0x460
[  140.617312][ T1194]  ? lock_vma_under_rcu+0x159/0x410
[  140.617497][ T1194]  __sys_sendmsg+0x145/0x1f0
[  140.617691][ T1194]  ? __sys_sendmsg_sock+0x20/0x20
[  140.617887][ T1194]  ? rcu_is_watching+0x15/0xd0
[  140.618178][ T1194]  ? rcu_is_watching+0x15/0xd0
[  140.618364][ T1194]  do_syscall_64+0x117/0xfc0
[  140.618552][ T1194]  ? trace_hardirqs_off+0xd/0x30
[  140.618744][ T1194]  ? exc_page_fault+0xee/0x100
[  140.619021][ T1194]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.619249][ T1194] RIP: 0033:0x7fb044cfa08e
[  140.619438][ T1194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.620083][ T1194] RSP: 002b:00007fff63ead000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.620441][ T1194] RAX: ffffffffffffffda RBX: 00007fff63ead7b0 RCX: 00007fb044cfa08e
[  140.620703][ T1194] RDX: 0000000000000000 RSI: 00007fff63ead0b0 RDI: 0000000000000005
[  140.620957][ T1194] RBP: 00007fff63ead010 R08: 0000000000000000 R09: 0000000000000000
[  140.621226][ T1194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6ef
[  140.621475][ T1194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff63ead780
[  140.621751][ T1194]  </TASK>
[  140.621993][ T1194] irq event stamp: 19989
[  140.622153][ T1194] hardirqs last  enabled at (20001): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.622434][ T1194] hardirqs last disabled at (20010): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.622828][ T1194] softirqs last  enabled at (18998): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.623126][ T1194] softirqs last disabled at (18996): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.623500][ T1194] ---[ end trace 0000000000000000 ]---
[  140.623792][ T1194] ------------[ cut here ]------------
[  140.623966][ T1194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1194
[  140.624382][ T1194] CPU: 2 UID: 0 PID: 1194 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.624704][ T1194] Tainted: [W]=WARN
[  140.624856][ T1194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.625759][ T1194] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.625977][ T1194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.626505][ T1194] RSP: 0018:ffa0000002df7160 EFLAGS: 00010286
[  140.626731][ T1194] RAX: 00000000ffffffa6 RBX: ff11000015e02580 RCX: 1ff40000005bedf2
[  140.626983][ T1194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e02638
[  140.627240][ T1194] RBP: ff110000166fc000 R08: 1fe2200002bc04c8 R09: ff11000013a7ae80
[  140.627503][ T1194] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  140.627765][ T1194] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  140.628012][ T1194] FS:  00007fb044ac0840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  140.628308][ T1194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.628530][ T1194] CR2: 00007fb044cb9460 CR3: 0000000016727001 CR4: 0000000000771ef0
[  140.628819][ T1194] PKRU: 55555554
[  140.628969][ T1194] Call Trace:
[  140.629128][ T1194]  <TASK>
[  140.629244][ T1194]  ? rcu_is_watching+0x15/0xd0
[  140.629423][ T1194]  rtnetlink_event+0xe0/0x1f0
[  140.629616][ T1194]  notifier_call_chain+0xb0/0x320
[  140.629807][ T1194]  call_netdevice_notifiers+0x70/0xa0
[  140.629992][ T1194]  ? __dev_open+0x610/0x610
[  140.630277][ T1194]  hsr_dev_finalize+0x9ef/0xc00
[  140.630461][ T1194]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.630654][ T1194]  hsr_newlink+0x3b0/0x980
[  140.630844][ T1194]  ? hsr_dellink+0x90/0x90
[  140.631128][ T1194]  ? rtnl_create_link+0x169/0xf20
[  140.631310][ T1194]  ? nla_strscpy+0xe3/0x180
[  140.631493][ T1194]  rtnl_newlink_create+0x2da/0x780
[  140.631687][ T1194]  ? rtnl_create_link+0xf20/0xf20
[  140.631971][ T1194]  ? __dev_get_by_name+0x12/0x50
[  140.632168][ T1194]  ? rtnl_dev_get+0xd7/0x170
[  140.632355][ T1194]  __rtnl_newlink+0x22b/0xa50
[  140.632545][ T1194]  rtnl_newlink+0x8d1/0xea0
[  140.632824][ T1194]  ? lock_acquire.part.0+0xbc/0x260
[  140.633011][ T1194]  ? __rtnl_newlink+0xa50/0xa50
[  140.633206][ T1194]  ? mark_usage+0x61/0x170
[  140.633392][ T1194]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.633674][ T1194]  ? __rtnl_newlink+0xa50/0xa50
[  140.633867][ T1194]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.634051][ T1194]  ? validate_chain+0x38b/0xc20
[  140.634246][ T1194]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.634519][ T1194]  ? __lock_acquire+0x508/0xc10
[  140.634708][ T1194]  ? lock_acquire.part.0+0xbc/0x260
[  140.634897][ T1194]  ? find_held_lock+0x2b/0x80
[  140.635083][ T1194]  netlink_rcv_skb+0x14e/0x3a0
[  140.635365][ T1194]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.635554][ T1194]  ? netlink_ack+0xcd0/0xcd0
[  140.635748][ T1194]  ? netlink_deliver_tap+0xc5/0x330
[  140.635929][ T1194]  ? netlink_deliver_tap+0x13c/0x330
[  140.636213][ T1194]  netlink_unicast+0x486/0x750
[  140.636397][ T1194]  ? netlink_attachskb+0x810/0x810
[  140.636593][ T1194]  ? __lock_acquire+0x508/0xc10
[  140.636784][ T1194]  netlink_sendmsg+0x735/0xc60
[  140.637056][ T1194]  ? netlink_unicast+0x750/0x750
[  140.637250][ T1194]  ? __might_fault+0x97/0x140
[  140.637431][ T1194]  ____sys_sendmsg+0x419/0x850
[  140.637623][ T1194]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.637902][ T1194]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.638130][ T1194]  ? move_addr_to_kernel+0x40/0x40
[  140.638319][ T1194]  ___sys_sendmsg+0x14e/0x1d0
[  140.638499][ T1194]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.638784][ T1194]  ? copy_msghdr_from_user+0x460/0x460
[  140.638974][ T1194]  ? lock_vma_under_rcu+0x159/0x410
[  140.639169][ T1194]  __sys_sendmsg+0x145/0x1f0
[  140.639350][ T1194]  ? __sys_sendmsg_sock+0x20/0x20
[  140.639635][ T1194]  ? rcu_is_watching+0x15/0xd0
[  140.639830][ T1194]  ? rcu_is_watching+0x15/0xd0
[  140.640019][ T1194]  do_syscall_64+0x117/0xfc0
[  140.640212][ T1194]  ? trace_hardirqs_off+0xd/0x30
[  140.640481][ T1194]  ? exc_page_fault+0xee/0x100
[  140.640670][ T1194]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.640895][ T1194] RIP: 0033:0x7fb044cfa08e
[  140.641082][ T1194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.641717][ T1194] RSP: 002b:00007fff63ead000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.642064][ T1194] RAX: ffffffffffffffda RBX: 00007fff63ead7b0 RCX: 00007fb044cfa08e
[  140.642318][ T1194] RDX: 0000000000000000 RSI: 00007fff63ead0b0 RDI: 0000000000000005
[  140.642575][ T1194] RBP: 00007fff63ead010 R08: 0000000000000000 R09: 0000000000000000
[  140.642919][ T1194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6ef
[  140.643176][ T1194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff63ead780
[  140.643520][ T1194]  </TASK>
[  140.643673][ T1194] irq event stamp: 21939
[  140.643830][ T1194] hardirqs last  enabled at (21949): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.644121][ T1194] hardirqs last disabled at (21960): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.644484][ T1194] softirqs last  enabled at (21512): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  140.644773][ T1194] softirqs last disabled at (21499): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  140.645149][ T1194] ---[ end trace 0000000000000000 ]---
[  140.645528][ T1194] ------------[ cut here ]------------
[  140.645703][ T1194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1194
[  140.646113][ T1194] CPU: 2 UID: 0 PID: 1194 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.646424][ T1194] Tainted: [W]=WARN
[  140.646668][ T1194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.646887][ T1194] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.647118][ T1194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.647730][ T1194] RSP: 0018:ffa0000002df71a0 EFLAGS: 00010286
[  140.647950][ T1194] RAX: 00000000ffffffa6 RBX: ff11000015e038c0 RCX: 1ff40000005bedfa
[  140.648292][ T1194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e03978
[  140.648535][ T1194] RBP: ff11000010f69000 R08: 1fe2200002bc0730 R09: ff11000013a7ae80
[  140.648785][ T1194] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  140.649127][ T1194] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  140.649371][ T1194] FS:  00007fb044ac0840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  140.649753][ T1194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.649963][ T1194] CR2: 00007fb044cb9460 CR3: 0000000016727001 CR4: 0000000000771ef0
[  140.650221][ T1194] PKRU: 55555554
[  140.650452][ T1194] Call Trace:
[  140.650605][ T1194]  <TASK>
[  140.650719][ T1194]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  140.650907][ T1194]  rtmsg_ifinfo+0x5c/0xb0
[  140.651053][ T1194]  __dev_notify_flags+0x1b8/0x280
[  140.651332][ T1194]  ? netif_change_name+0x8c0/0x8c0
[  140.651510][ T1194]  ? hsr_dev_finalize+0x925/0xc00
[  140.651700][ T1194]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.651884][ T1194]  ? hsr_newlink+0x3b0/0x980
[  140.652160][ T1194]  ? hsr_dellink+0x90/0x90
[  140.652337][ T1194]  rtnl_configure_link+0x1ac/0x390
[  140.652514][ T1194]  ? nla_strscpy+0xe3/0x180
[  140.652700][ T1194]  rtnl_newlink_create+0x353/0x780
[  140.652971][ T1194]  ? rtnl_create_link+0xf20/0xf20
[  140.653165][ T1194]  ? __dev_get_by_name+0x12/0x50
[  140.653343][ T1194]  ? rtnl_dev_get+0xd7/0x170
[  140.653531][ T1194]  __rtnl_newlink+0x22b/0xa50
[  140.653810][ T1194]  rtnl_newlink+0x8d1/0xea0
[  140.653992][ T1194]  ? lock_acquire.part.0+0xbc/0x260
[  140.654181][ T1194]  ? __rtnl_newlink+0xa50/0xa50
[  140.654356][ T1194]  ? mark_usage+0x61/0x170
[  140.654637][ T1194]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.654827][ T1194]  ? __rtnl_newlink+0xa50/0xa50
[  140.655007][ T1194]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.655199][ T1194]  ? validate_chain+0x38b/0xc20
[  140.655464][ T1194]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.655653][ T1194]  ? __lock_acquire+0x508/0xc10
[  140.655840][ T1194]  ? lock_acquire.part.0+0xbc/0x260
[  140.656016][ T1194]  ? find_held_lock+0x2b/0x80
[  140.656294][ T1194]  netlink_rcv_skb+0x14e/0x3a0
[  140.656472][ T1194]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.656660][ T1194]  ? netlink_ack+0xcd0/0xcd0
[  140.656848][ T1194]  ? netlink_deliver_tap+0xc5/0x330
[  140.657122][ T1194]  ? netlink_deliver_tap+0x13c/0x330
[  140.657302][ T1194]  netlink_unicast+0x486/0x750
[  140.657480][ T1194]  ? netlink_attachskb+0x810/0x810
[  140.657664][ T1194]  ? __lock_acquire+0x508/0xc10
[  140.657938][ T1194]  netlink_sendmsg+0x735/0xc60
[  140.658131][ T1194]  ? netlink_unicast+0x750/0x750
[  140.658310][ T1194]  ? __might_fault+0x97/0x140
[  140.658488][ T1194]  ____sys_sendmsg+0x419/0x850
[  140.658768][ T1194]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.658945][ T1194]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.659165][ T1194]  ? move_addr_to_kernel+0x40/0x40
[  140.659349][ T1194]  ___sys_sendmsg+0x14e/0x1d0
[  140.659623][ T1194]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.659812][ T1194]  ? copy_msghdr_from_user+0x460/0x460
[  140.660000][ T1194]  ? lock_vma_under_rcu+0x159/0x410
[  140.660195][ T1194]  __sys_sendmsg+0x145/0x1f0
[  140.660458][ T1194]  ? __sys_sendmsg_sock+0x20/0x20
[  140.660647][ T1194]  ? rcu_is_watching+0x15/0xd0
[  140.660833][ T1194]  ? rcu_is_watching+0x15/0xd0
[  140.661016][ T1194]  do_syscall_64+0x117/0xfc0
[  140.661207][ T1194]  ? trace_hardirqs_off+0xd/0x30
[  140.661383][ T1194]  ? exc_page_fault+0xee/0x100
[  140.661570][ T1194]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.661785][ T1194] RIP: 0033:0x7fb044cfa08e
[  140.662060][ T1194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.662676][ T1194] RSP: 002b:00007fff63ead000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.662927][ T1194] RAX: ffffffffffffffda RBX: 00007fff63ead7b0 RCX: 00007fb044cfa08e
[  140.663179][ T1194] RDX: 0000000000000000 RSI: 00007fff63ead0b0 RDI: 0000000000000005
[  140.663512][ T1194] RBP: 00007fff63ead010 R08: 0000000000000000 R09: 0000000000000000
[  140.663768][ T1194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6ef
[  140.664013][ T1194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff63ead780
[  140.664359][ T1194]  </TASK>
[  140.664503][ T1194] irq event stamp: 22995
[  140.664656][ T1194] hardirqs last  enabled at (23005): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.665023][ T1194] hardirqs last disabled at (23014): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.665306][ T1194] softirqs last  enabled at (22106): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.665591][ T1194] softirqs last disabled at (22104): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.665957][ T1194] ---[ end trace 0000000000000000 ]---
[  140.707653][ T1195] vethA: entered promiscuous mode
[  140.707869][ T1195] ------------[ cut here ]------------
[  140.708010][ T1195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1195
[  140.708293][ T1195] CPU: 3 UID: 0 PID: 1195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.708579][ T1195] Tainted: [W]=WARN
[  140.708685][ T1195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.708867][ T1195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.709047][ T1195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.710291][ T1195] RSP: 0018:ffa0000002e06fb0 EFLAGS: 00010286
[  140.710470][ T1195] RAX: 00000000ffffffa6 RBX: ff11000013f291c0 RCX: 1ff40000005c0dbc
[  140.710684][ T1195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f29278
[  140.710899][ T1195] RBP: ff11000016601000 R08: 1fe22000027e5250 R09: ff11000013a7d180
[  140.711113][ T1195] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[  140.711325][ T1195] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016601000
[  140.711537][ T1195] FS:  00007f4065be0840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  140.711788][ T1195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.711965][ T1195] CR2: 00007f4065dd9460 CR3: 00000000056f4002 CR4: 0000000000771ef0
[  140.712182][ T1195] PKRU: 55555554
[  140.712287][ T1195] Call Trace:
[  140.712392][ T1195]  <TASK>
[  140.712464][ T1195]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  140.712611][ T1195]  ? netlink_sendmsg+0x735/0xc60
[  140.712754][ T1195]  rtmsg_ifinfo+0x5c/0xb0
[  140.712860][ T1195]  __dev_notify_flags+0x1b8/0x280
[  140.712998][ T1195]  ? netdev_info+0xe2/0x116
[  140.713145][ T1195]  ? netdev_notice+0x120/0x120
[  140.713284][ T1195]  ? netif_change_name+0x8c0/0x8c0
[  140.713428][ T1195]  __dev_set_promiscuity+0x194/0x230
[  140.713574][ T1195]  netif_set_promiscuity+0x4c/0xc0
[  140.713713][ T1195]  dev_set_promiscuity+0x9d/0x150
[  140.713856][ T1195]  hsr_add_port+0x48c/0xb60
[  140.713997][ T1195]  ? hsr_port_exists+0x60/0x60
[  140.714144][ T1195]  ? timer_init_key+0x10d/0x280
[  140.714285][ T1195]  hsr_dev_finalize+0x6e8/0xc00
[  140.714426][ T1195]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.714572][ T1195]  hsr_newlink+0x3b0/0x980
[  140.714711][ T1195]  ? hsr_dellink+0x90/0x90
[  140.714854][ T1195]  ? rtnl_create_link+0x169/0xf20
[  140.714994][ T1195]  ? nla_strscpy+0xe3/0x180
[  140.715138][ T1195]  rtnl_newlink_create+0x2da/0x780
[  140.715278][ T1195]  ? rtnl_create_link+0xf20/0xf20
[  140.715417][ T1195]  ? __dev_get_by_name+0x12/0x50
[  140.715560][ T1195]  ? rtnl_dev_get+0xd7/0x170
[  140.715705][ T1195]  __rtnl_newlink+0x22b/0xa50
[  140.715852][ T1195]  rtnl_newlink+0x8d1/0xea0
[  140.715993][ T1195]  ? lock_acquire.part.0+0xbc/0x260
[  140.716141][ T1195]  ? __rtnl_newlink+0xa50/0xa50
[  140.716279][ T1195]  ? mark_usage+0x61/0x170
[  140.716421][ T1195]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.716563][ T1195]  ? __rtnl_newlink+0xa50/0xa50
[  140.716702][ T1195]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.716846][ T1195]  ? validate_chain+0x38b/0xc20
[  140.716986][ T1195]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.717129][ T1195]  ? __lock_acquire+0x508/0xc10
[  140.717271][ T1195]  ? lock_acquire.part.0+0xbc/0x260
[  140.717409][ T1195]  ? find_held_lock+0x2b/0x80
[  140.717553][ T1195]  netlink_rcv_skb+0x14e/0x3a0
[  140.717694][ T1195]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.717838][ T1195]  ? netlink_ack+0xcd0/0xcd0
[  140.717980][ T1195]  ? netlink_deliver_tap+0xc5/0x330
[  140.718122][ T1195]  ? netlink_deliver_tap+0x13c/0x330
[  140.718263][ T1195]  netlink_unicast+0x486/0x750
[  140.718404][ T1195]  ? netlink_attachskb+0x810/0x810
[  140.718549][ T1195]  ? __lock_acquire+0x508/0xc10
[  140.718689][ T1195]  netlink_sendmsg+0x735/0xc60
[  140.718832][ T1195]  ? netlink_unicast+0x750/0x750
[  140.718972][ T1195]  ? __might_fault+0x97/0x140
[  140.719113][ T1195]  ____sys_sendmsg+0x419/0x850
[  140.719253][ T1195]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.719393][ T1195]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.719568][ T1195]  ? move_addr_to_kernel+0x40/0x40
[  140.719711][ T1195]  ___sys_sendmsg+0x14e/0x1d0
[  140.719873][ T1195]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.720014][ T1195]  ? copy_msghdr_from_user+0x460/0x460
[  140.720164][ T1195]  ? lock_vma_under_rcu+0x159/0x410
[  140.720306][ T1195]  __sys_sendmsg+0x145/0x1f0
[  140.720447][ T1195]  ? __sys_sendmsg_sock+0x20/0x20
[  140.720594][ T1195]  ? rcu_is_watching+0x15/0xd0
[  140.720738][ T1195]  ? rcu_is_watching+0x15/0xd0
[  140.720881][ T1195]  do_syscall_64+0x117/0xfc0
[  140.721037][ T1195]  ? trace_hardirqs_off+0xd/0x30
[  140.721180][ T1195]  ? exc_page_fault+0xee/0x100
[  140.721319][ T1195]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.721492][ T1195] RIP: 0033:0x7f4065e1a08e
[  140.721640][ T1195] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.722143][ T1195] RSP: 002b:00007fff8a587bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.722352][ T1195] RAX: ffffffffffffffda RBX: 00007fff8a5883a0 RCX: 00007f4065e1a08e
[  140.722561][ T1195] RDX: 0000000000000000 RSI: 00007fff8a587ca0 RDI: 0000000000000005
[  140.722774][ T1195] RBP: 00007fff8a587c00 R08: 0000000000000000 R09: 0000000000000000
[  140.722983][ T1195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6f0
[  140.723195][ T1195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8a588370
[  140.723409][ T1195]  </TASK>
[  140.723517][ T1195] irq event stamp: 18155
[  140.723621][ T1195] hardirqs last  enabled at (18163): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.723869][ T1195] hardirqs last disabled at (18170): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.724138][ T1195] softirqs last  enabled at (17442): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  140.724378][ T1195] softirqs last disabled at (16331): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  140.724622][ T1195] ---[ end trace 0000000000000000 ]---
[  140.724987][ T1195] ------------[ cut here ]------------
[  140.725126][ T1195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1195
[  140.725391][ T1195] CPU: 3 UID: 0 PID: 1195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.725682][ T1195] Tainted: [W]=WARN
[  140.725789][ T1195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.725958][ T1195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.726138][ T1195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.726622][ T1195] RSP: 0018:ffa0000002e06f90 EFLAGS: 00010286
[  140.726796][ T1195] RAX: 00000000ffffffa6 RBX: ff11000013f28740 RCX: 1ff40000005c0db8
[  140.726996][ T1195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f287f8
[  140.727204][ T1195] RBP: ff11000016601000 R08: 1fe22000027e5100 R09: ff11000013a7d180
[  140.727405][ T1195] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  140.727611][ T1195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  140.727820][ T1195] FS:  00007f4065be0840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  140.728081][ T1195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.728255][ T1195] CR2: 00007f4065dd9460 CR3: 00000000056f4002 CR4: 0000000000771ef0
[  140.728468][ T1195] PKRU: 55555554
[  140.728574][ T1195] Call Trace:
[  140.728674][ T1195]  <TASK>
[  140.728749][ T1195]  ? rcu_is_watching+0x15/0xd0
[  140.728883][ T1195]  rtnetlink_event+0xe0/0x1f0
[  140.729018][ T1195]  notifier_call_chain+0xb0/0x320
[  140.729181][ T1195]  __netdev_upper_dev_link+0x3a5/0x590
[  140.729318][ T1195]  ? netdev_wait_allrefs_any+0x570/0x570
[  140.729454][ T1195]  ? do_raw_spin_lock+0x131/0x280
[  140.729592][ T1195]  ? find_held_lock+0x2b/0x80
[  140.729727][ T1195]  netdev_master_upper_dev_link+0x86/0xb0
[  140.729867][ T1195]  ? netdev_upper_dev_link+0xb0/0xb0
[  140.730001][ T1195]  ? lockdep_rtnl_is_held+0x1a/0x20
[  140.730141][ T1195]  ? hsr_port_get_hsr+0x9c/0x150
[  140.730277][ T1195]  hsr_add_port+0x4eb/0xb60
[  140.730413][ T1195]  ? hsr_port_exists+0x60/0x60
[  140.730553][ T1195]  ? timer_init_key+0x10d/0x280
[  140.730690][ T1195]  hsr_dev_finalize+0x6e8/0xc00
[  140.730833][ T1195]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.730969][ T1195]  hsr_newlink+0x3b0/0x980
[  140.731110][ T1195]  ? hsr_dellink+0x90/0x90
[  140.731248][ T1195]  ? rtnl_create_link+0x169/0xf20
[  140.731384][ T1195]  ? nla_strscpy+0xe3/0x180
[  140.731525][ T1195]  rtnl_newlink_create+0x2da/0x780
[  140.731662][ T1195]  ? rtnl_create_link+0xf20/0xf20
[  140.731804][ T1195]  ? __dev_get_by_name+0x12/0x50
[  140.731941][ T1195]  ? rtnl_dev_get+0xd7/0x170
[  140.732082][ T1195]  __rtnl_newlink+0x22b/0xa50
[  140.732227][ T1195]  rtnl_newlink+0x8d1/0xea0
[  140.732366][ T1195]  ? lock_acquire.part.0+0xbc/0x260
[  140.732501][ T1195]  ? __rtnl_newlink+0xa50/0xa50
[  140.732640][ T1195]  ? mark_usage+0x61/0x170
[  140.732787][ T1195]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.732923][ T1195]  ? __rtnl_newlink+0xa50/0xa50
[  140.733058][ T1195]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.733200][ T1195]  ? validate_chain+0x38b/0xc20
[  140.733337][ T1195]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.733472][ T1195]  ? __lock_acquire+0x508/0xc10
[  140.733613][ T1195]  ? lock_acquire.part.0+0xbc/0x260
[  140.733752][ T1195]  ? find_held_lock+0x2b/0x80
[  140.733889][ T1195]  netlink_rcv_skb+0x14e/0x3a0
[  140.734025][ T1195]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.734166][ T1195]  ? netlink_ack+0xcd0/0xcd0
[  140.734307][ T1195]  ? netlink_deliver_tap+0xc5/0x330
[  140.734444][ T1195]  ? netlink_deliver_tap+0x13c/0x330
[  140.734586][ T1195]  netlink_unicast+0x486/0x750
[  140.734722][ T1195]  ? netlink_attachskb+0x810/0x810
[  140.734861][ T1195]  ? __lock_acquire+0x508/0xc10
[  140.734999][ T1195]  netlink_sendmsg+0x735/0xc60
[  140.735140][ T1195]  ? netlink_unicast+0x750/0x750
[  140.735276][ T1195]  ? __might_fault+0x97/0x140
[  140.735415][ T1195]  ____sys_sendmsg+0x419/0x850
[  140.735558][ T1195]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.735694][ T1195]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.735869][ T1195]  ? move_addr_to_kernel+0x40/0x40
[  140.736008][ T1195]  ___sys_sendmsg+0x14e/0x1d0
[  140.736146][ T1195]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.736283][ T1195]  ? copy_msghdr_from_user+0x460/0x460
[  140.736428][ T1195]  ? lock_vma_under_rcu+0x159/0x410
[  140.736569][ T1195]  __sys_sendmsg+0x145/0x1f0
[  140.736706][ T1195]  ? __sys_sendmsg_sock+0x20/0x20
[  140.736850][ T1195]  ? rcu_is_watching+0x15/0xd0
[  140.736987][ T1195]  ? rcu_is_watching+0x15/0xd0
[  140.737130][ T1195]  do_syscall_64+0x117/0xfc0
[  140.737267][ T1195]  ? trace_hardirqs_off+0xd/0x30
[  140.737402][ T1195]  ? exc_page_fault+0xee/0x100
[  140.737542][ T1195]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.737726][ T1195] RIP: 0033:0x7f4065e1a08e
[  140.737876][ T1195] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.738364][ T1195] RSP: 002b:00007fff8a587bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.738586][ T1195] RAX: ffffffffffffffda RBX: 00007fff8a5883a0 RCX: 00007f4065e1a08e
[  140.738796][ T1195] RDX: 0000000000000000 RSI: 00007fff8a587ca0 RDI: 0000000000000005
[  140.738998][ T1195] RBP: 00007fff8a587c00 R08: 0000000000000000 R09: 0000000000000000
[  140.739205][ T1195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6f0
[  140.739407][ T1195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8a588370
[  140.739618][ T1195]  </TASK>
[  140.739720][ T1195] irq event stamp: 19097
[  140.739828][ T1195] hardirqs last  enabled at (19105): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.740062][ T1195] hardirqs last disabled at (19112): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.740308][ T1195] softirqs last  enabled at (18304): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.740546][ T1195] softirqs last disabled at (18302): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.740783][ T1195] ---[ end trace 0000000000000000 ]---
[  140.741000][ T1195] ------------[ cut here ]------------
[  140.741139][ T1195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1195
[  140.741432][ T1195] CPU: 3 UID: 0 PID: 1195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.741709][ T1195] Tainted: [W]=WARN
[  140.741818][ T1195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.741989][ T1195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.742172][ T1195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.742662][ T1195] RSP: 0018:ffa0000002e06f10 EFLAGS: 00010286
[  140.742838][ T1195] RAX: 00000000ffffffa6 RBX: ff11000013f28200 RCX: 1ff40000005c0da8
[  140.743040][ T1195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f282b8
[  140.743250][ T1195] RBP: ff11000010c81000 R08: 1fe22000027e5058 R09: ff11000013a7d180
[  140.743455][ T1195] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  140.743662][ T1195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  140.743872][ T1195] FS:  00007f4065be0840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  140.744114][ T1195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.744287][ T1195] CR2: 00007f4065dd9460 CR3: 00000000056f4002 CR4: 0000000000771ef0
[  140.744493][ T1195] PKRU: 55555554
[  140.744599][ T1195] Call Trace:
[  140.744702][ T1195]  <TASK>
[  140.744777][ T1195]  ? rcu_is_watching+0x15/0xd0
[  140.744915][ T1195]  rtnetlink_event+0xe0/0x1f0
[  140.745054][ T1195]  notifier_call_chain+0xb0/0x320
[  140.745198][ T1195]  netif_set_mtu_ext+0x354/0x5f0
[  140.745337][ T1195]  ? dev_validate_mtu+0x180/0x180
[  140.745476][ T1195]  ? __netdev_update_features+0x4b0/0xdf0
[  140.745622][ T1195]  netif_set_mtu+0x85/0xe0
[  140.745789][ T1195]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  140.745934][ T1195]  dev_set_mtu+0x9d/0x150
[  140.746038][ T1195]  ? dev_disable_lro+0x95/0x140
[  140.746179][ T1195]  hsr_add_port+0x6e3/0xb60
[  140.746319][ T1195]  ? hsr_port_exists+0x60/0x60
[  140.746457][ T1195]  ? timer_init_key+0x10d/0x280
[  140.746620][ T1195]  hsr_dev_finalize+0x6e8/0xc00
[  140.746767][ T1195]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.746903][ T1195]  hsr_newlink+0x3b0/0x980
[  140.747040][ T1195]  ? hsr_dellink+0x90/0x90
[  140.747179][ T1195]  ? rtnl_create_link+0x169/0xf20
[  140.747319][ T1195]  ? nla_strscpy+0xe3/0x180
[  140.747455][ T1195]  rtnl_newlink_create+0x2da/0x780
[  140.747596][ T1195]  ? rtnl_create_link+0xf20/0xf20
[  140.747766][ T1195]  ? __dev_get_by_name+0x12/0x50
[  140.747904][ T1195]  ? rtnl_dev_get+0xd7/0x170
[  140.748045][ T1195]  __rtnl_newlink+0x22b/0xa50
[  140.748190][ T1195]  rtnl_newlink+0x8d1/0xea0
[  140.748329][ T1195]  ? lock_acquire.part.0+0xbc/0x260
[  140.748467][ T1195]  ? __rtnl_newlink+0xa50/0xa50
[  140.748608][ T1195]  ? mark_usage+0x61/0x170
[  140.748751][ T1195]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.748889][ T1195]  ? __rtnl_newlink+0xa50/0xa50
[  140.749026][ T1195]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.749167][ T1195]  ? validate_chain+0x38b/0xc20
[  140.749306][ T1195]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.749442][ T1195]  ? __lock_acquire+0x508/0xc10
[  140.749586][ T1195]  ? lock_acquire.part.0+0xbc/0x260
[  140.749723][ T1195]  ? find_held_lock+0x2b/0x80
[  140.749865][ T1195]  netlink_rcv_skb+0x14e/0x3a0
[  140.750001][ T1195]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.750144][ T1195]  ? netlink_ack+0xcd0/0xcd0
[  140.750285][ T1195]  ? netlink_deliver_tap+0xc5/0x330
[  140.750420][ T1195]  ? netlink_deliver_tap+0x13c/0x330
[  140.750563][ T1195]  netlink_unicast+0x486/0x750
[  140.750701][ T1195]  ? netlink_attachskb+0x810/0x810
[  140.750844][ T1195]  ? __lock_acquire+0x508/0xc10
[  140.750982][ T1195]  netlink_sendmsg+0x735/0xc60
[  140.751124][ T1195]  ? netlink_unicast+0x750/0x750
[  140.751262][ T1195]  ? __might_fault+0x97/0x140
[  140.751400][ T1195]  ____sys_sendmsg+0x419/0x850
[  140.751572][ T1195]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.751710][ T1195]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.751889][ T1195]  ? move_addr_to_kernel+0x40/0x40
[  140.752057][ T1195]  ___sys_sendmsg+0x14e/0x1d0
[  140.752199][ T1195]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.752337][ T1195]  ? copy_msghdr_from_user+0x460/0x460
[  140.752482][ T1195]  ? lock_vma_under_rcu+0x159/0x410
[  140.752628][ T1195]  __sys_sendmsg+0x145/0x1f0
[  140.752773][ T1195]  ? __sys_sendmsg_sock+0x20/0x20
[  140.752915][ T1195]  ? rcu_is_watching+0x15/0xd0
[  140.753053][ T1195]  ? rcu_is_watching+0x15/0xd0
[  140.753196][ T1195]  do_syscall_64+0x117/0xfc0
[  140.753347][ T1195]  ? trace_hardirqs_off+0xd/0x30
[  140.753482][ T1195]  ? exc_page_fault+0xee/0x100
[  140.753624][ T1195]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.753800][ T1195] RIP: 0033:0x7f4065e1a08e
[  140.753941][ T1195] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.754445][ T1195] RSP: 002b:00007fff8a587bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.754656][ T1195] RAX: ffffffffffffffda RBX: 00007fff8a5883a0 RCX: 00007f4065e1a08e
[  140.754870][ T1195] RDX: 0000000000000000 RSI: 00007fff8a587ca0 RDI: 0000000000000005
[  140.755074][ T1195] RBP: 00007fff8a587c00 R08: 0000000000000000 R09: 0000000000000000
[  140.755283][ T1195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6f0
[  140.755511][ T1195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8a588370
[  140.755726][ T1195]  </TASK>
[  140.755834][ T1195] irq event stamp: 19965
[  140.755935][ T1195] hardirqs last  enabled at (19973): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.756178][ T1195] hardirqs last disabled at (19982): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.756416][ T1195] softirqs last  enabled at (19180): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.756658][ T1195] softirqs last disabled at (19178): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.756900][ T1195] ---[ end trace 0000000000000000 ]---
[  140.757077][ T1195] vethB: entered promiscuous mode
[  140.757267][ T1195] ------------[ cut here ]------------
[  140.757401][ T1195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1195
[  140.757680][ T1195] CPU: 3 UID: 0 PID: 1195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.757974][ T1195] Tainted: [W]=WARN
[  140.758080][ T1195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.758259][ T1195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.758439][ T1195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.758941][ T1195] RSP: 0018:ffa0000002e06fb0 EFLAGS: 00010286
[  140.759121][ T1195] RAX: 00000000ffffffa6 RBX: ff11000013f29e00 RCX: 1ff40000005c0dbc
[  140.759328][ T1195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f29eb8
[  140.759552][ T1195] RBP: ff11000015aa1000 R08: 1fe22000027e53d8 R09: ff11000013a7d180
[  140.759765][ T1195] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[  140.759982][ T1195] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015aa1000
[  140.760195][ T1195] FS:  00007f4065be0840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  140.760441][ T1195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.760620][ T1195] CR2: 00007f4065dd9460 CR3: 00000000056f4002 CR4: 0000000000771ef0
[  140.760860][ T1195] PKRU: 55555554
[  140.760967][ T1195] Call Trace:
[  140.761073][ T1195]  <TASK>
[  140.761148][ T1195]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  140.761288][ T1195]  ? netlink_sendmsg+0x735/0xc60
[  140.761428][ T1195]  rtmsg_ifinfo+0x5c/0xb0
[  140.761539][ T1195]  __dev_notify_flags+0x1b8/0x280
[  140.761678][ T1195]  ? netdev_info+0xe2/0x116
[  140.761821][ T1195]  ? netdev_notice+0x120/0x120
[  140.761960][ T1195]  ? netif_change_name+0x8c0/0x8c0
[  140.762107][ T1195]  __dev_set_promiscuity+0x194/0x230
[  140.762248][ T1195]  netif_set_promiscuity+0x4c/0xc0
[  140.762389][ T1195]  dev_set_promiscuity+0x9d/0x150
[  140.762532][ T1195]  hsr_add_port+0x48c/0xb60
[  140.762672][ T1195]  ? hsr_port_exists+0x60/0x60
[  140.762817][ T1195]  ? timer_init_key+0x10d/0x280
[  140.762958][ T1195]  hsr_dev_finalize+0x727/0xc00
[  140.763104][ T1195]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.763243][ T1195]  hsr_newlink+0x3b0/0x980
[  140.763383][ T1195]  ? hsr_dellink+0x90/0x90
[  140.763526][ T1195]  ? rtnl_create_link+0x169/0xf20
[  140.763667][ T1195]  ? nla_strscpy+0xe3/0x180
[  140.763812][ T1195]  rtnl_newlink_create+0x2da/0x780
[  140.763955][ T1195]  ? rtnl_create_link+0xf20/0xf20
[  140.764093][ T1195]  ? __dev_get_by_name+0x12/0x50
[  140.764237][ T1195]  ? rtnl_dev_get+0xd7/0x170
[  140.764382][ T1195]  __rtnl_newlink+0x22b/0xa50
[  140.764529][ T1195]  rtnl_newlink+0x8d1/0xea0
[  140.764670][ T1195]  ? lock_acquire.part.0+0xbc/0x260
[  140.764816][ T1195]  ? __rtnl_newlink+0xa50/0xa50
[  140.764955][ T1195]  ? mark_usage+0x61/0x170
[  140.765102][ T1195]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.765244][ T1195]  ? __rtnl_newlink+0xa50/0xa50
[  140.765383][ T1195]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.765525][ T1195]  ? validate_chain+0x38b/0xc20
[  140.765665][ T1195]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.765808][ T1195]  ? __lock_acquire+0x508/0xc10
[  140.765950][ T1195]  ? lock_acquire.part.0+0xbc/0x260
[  140.766089][ T1195]  ? find_held_lock+0x2b/0x80
[  140.766235][ T1195]  netlink_rcv_skb+0x14e/0x3a0
[  140.766375][ T1195]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.766521][ T1195]  ? netlink_ack+0xcd0/0xcd0
[  140.766663][ T1195]  ? netlink_deliver_tap+0xc5/0x330
[  140.766808][ T1195]  ? netlink_deliver_tap+0x13c/0x330
[  140.766952][ T1195]  netlink_unicast+0x486/0x750
[  140.767093][ T1195]  ? netlink_attachskb+0x810/0x810
[  140.767238][ T1195]  ? __lock_acquire+0x508/0xc10
[  140.767379][ T1195]  netlink_sendmsg+0x735/0xc60
[  140.767525][ T1195]  ? netlink_unicast+0x750/0x750
[  140.767665][ T1195]  ? __might_fault+0x97/0x140
[  140.767810][ T1195]  ____sys_sendmsg+0x419/0x850
[  140.767951][ T1195]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.768091][ T1195]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.768269][ T1195]  ? move_addr_to_kernel+0x40/0x40
[  140.768413][ T1195]  ___sys_sendmsg+0x14e/0x1d0
[  140.768557][ T1195]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.768695][ T1195]  ? copy_msghdr_from_user+0x460/0x460
[  140.768849][ T1195]  ? lock_vma_under_rcu+0x159/0x410
[  140.768991][ T1195]  __sys_sendmsg+0x145/0x1f0
[  140.769135][ T1195]  ? __sys_sendmsg_sock+0x20/0x20
[  140.769277][ T1195]  ? rcu_is_watching+0x15/0xd0
[  140.769415][ T1195]  ? rcu_is_watching+0x15/0xd0
[  140.769559][ T1195]  do_syscall_64+0x117/0xfc0
[  140.769699][ T1195]  ? trace_hardirqs_off+0xd/0x30
[  140.769844][ T1195]  ? exc_page_fault+0xee/0x100
[  140.769985][ T1195]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.770163][ T1195] RIP: 0033:0x7f4065e1a08e
[  140.770306][ T1195] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.770809][ T1195] RSP: 002b:00007fff8a587bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.771020][ T1195] RAX: ffffffffffffffda RBX: 00007fff8a5883a0 RCX: 00007f4065e1a08e
[  140.771233][ T1195] RDX: 0000000000000000 RSI: 00007fff8a587ca0 RDI: 0000000000000005
[  140.771441][ T1195] RBP: 00007fff8a587c00 R08: 0000000000000000 R09: 0000000000000000
[  140.771652][ T1195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6f0
[  140.771865][ T1195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8a588370
[  140.772080][ T1195]  </TASK>
[  140.772188][ T1195] irq event stamp: 20865
[  140.772292][ T1195] hardirqs last  enabled at (20873): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.772537][ T1195] hardirqs last disabled at (20880): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.772784][ T1195] softirqs last  enabled at (20080): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.773027][ T1195] softirqs last disabled at (20078): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.773274][ T1195] ---[ end trace 0000000000000000 ]---
[  140.773632][ T1195] ------------[ cut here ]------------
[  140.773771][ T1195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1195
[  140.774036][ T1195] CPU: 3 UID: 0 PID: 1195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.774312][ T1195] Tainted: [W]=WARN
[  140.774414][ T1195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.774587][ T1195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.774765][ T1195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.775248][ T1195] RSP: 0018:ffa0000002e06f90 EFLAGS: 00010286
[  140.775418][ T1195] RAX: 00000000ffffffa6 RBX: ff11000013f28040 RCX: 1ff40000005c0db8
[  140.775623][ T1195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f280f8
[  140.775831][ T1195] RBP: ff11000015aa1000 R08: 1fe22000027e5020 R09: ff11000013a7d180
[  140.776032][ T1195] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  140.776239][ T1195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  140.776441][ T1195] FS:  00007f4065be0840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  140.776684][ T1195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.776858][ T1195] CR2: 00007f4065dd9460 CR3: 00000000056f4002 CR4: 0000000000771ef0
[  140.777059][ T1195] PKRU: 55555554
[  140.777164][ T1195] Call Trace:
[  140.777265][ T1195]  <TASK>
[  140.777334][ T1195]  ? rcu_is_watching+0x15/0xd0
[  140.777471][ T1195]  rtnetlink_event+0xe0/0x1f0
[  140.777612][ T1195]  notifier_call_chain+0xb0/0x320
[  140.777761][ T1195]  __netdev_upper_dev_link+0x3a5/0x590
[  140.777930][ T1195]  ? netdev_wait_allrefs_any+0x570/0x570
[  140.778070][ T1195]  ? do_raw_spin_lock+0x131/0x280
[  140.778213][ T1195]  ? find_held_lock+0x2b/0x80
[  140.778353][ T1195]  netdev_master_upper_dev_link+0x86/0xb0
[  140.778490][ T1195]  ? netdev_upper_dev_link+0xb0/0xb0
[  140.778630][ T1195]  ? lockdep_rtnl_is_held+0x1a/0x20
[  140.778776][ T1195]  ? hsr_port_get_hsr+0x9c/0x150
[  140.778913][ T1195]  hsr_add_port+0x4eb/0xb60
[  140.779050][ T1195]  ? hsr_port_exists+0x60/0x60
[  140.779192][ T1195]  ? timer_init_key+0x10d/0x280
[  140.779330][ T1195]  hsr_dev_finalize+0x727/0xc00
[  140.779468][ T1195]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.779609][ T1195]  hsr_newlink+0x3b0/0x980
[  140.779753][ T1195]  ? hsr_dellink+0x90/0x90
[  140.779889][ T1195]  ? rtnl_create_link+0x169/0xf20
[  140.780026][ T1195]  ? nla_strscpy+0xe3/0x180
[  140.780168][ T1195]  rtnl_newlink_create+0x2da/0x780
[  140.780305][ T1195]  ? rtnl_create_link+0xf20/0xf20
[  140.780441][ T1195]  ? __dev_get_by_name+0x12/0x50
[  140.780582][ T1195]  ? rtnl_dev_get+0xd7/0x170
[  140.780723][ T1195]  __rtnl_newlink+0x22b/0xa50
[  140.780870][ T1195]  rtnl_newlink+0x8d1/0xea0
[  140.781009][ T1195]  ? lock_acquire.part.0+0xbc/0x260
[  140.781149][ T1195]  ? __rtnl_newlink+0xa50/0xa50
[  140.781286][ T1195]  ? mark_usage+0x61/0x170
[  140.781425][ T1195]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.781565][ T1195]  ? __rtnl_newlink+0xa50/0xa50
[  140.781702][ T1195]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.781843][ T1195]  ? validate_chain+0x38b/0xc20
[  140.781980][ T1195]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.782120][ T1195]  ? __lock_acquire+0x508/0xc10
[  140.782259][ T1195]  ? lock_acquire.part.0+0xbc/0x260
[  140.782395][ T1195]  ? find_held_lock+0x2b/0x80
[  140.782534][ T1195]  netlink_rcv_skb+0x14e/0x3a0
[  140.782669][ T1195]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.782812][ T1195]  ? netlink_ack+0xcd0/0xcd0
[  140.782950][ T1195]  ? netlink_deliver_tap+0xc5/0x330
[  140.783087][ T1195]  ? netlink_deliver_tap+0x13c/0x330
[  140.783230][ T1195]  netlink_unicast+0x486/0x750
[  140.783369][ T1195]  ? netlink_attachskb+0x810/0x810
[  140.783505][ T1195]  ? __lock_acquire+0x508/0xc10
[  140.783648][ T1195]  netlink_sendmsg+0x735/0xc60
[  140.783788][ T1195]  ? netlink_unicast+0x750/0x750
[  140.783925][ T1195]  ? __might_fault+0x97/0x140
[  140.784062][ T1195]  ____sys_sendmsg+0x419/0x850
[  140.784205][ T1195]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.784341][ T1195]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.784513][ T1195]  ? move_addr_to_kernel+0x40/0x40
[  140.784655][ T1195]  ___sys_sendmsg+0x14e/0x1d0
[  140.784796][ T1195]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.784932][ T1195]  ? copy_msghdr_from_user+0x460/0x460
[  140.785077][ T1195]  ? lock_vma_under_rcu+0x159/0x410
[  140.785220][ T1195]  __sys_sendmsg+0x145/0x1f0
[  140.785356][ T1195]  ? __sys_sendmsg_sock+0x20/0x20
[  140.785495][ T1195]  ? rcu_is_watching+0x15/0xd0
[  140.785636][ T1195]  ? rcu_is_watching+0x15/0xd0
[  140.785778][ T1195]  do_syscall_64+0x117/0xfc0
[  140.785913][ T1195]  ? trace_hardirqs_off+0xd/0x30
[  140.786048][ T1195]  ? exc_page_fault+0xee/0x100
[  140.786191][ T1195]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.786360][ T1195] RIP: 0033:0x7f4065e1a08e
[  140.786502][ T1195] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.786989][ T1195] RSP: 002b:00007fff8a587bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.787199][ T1195] RAX: ffffffffffffffda RBX: 00007fff8a5883a0 RCX: 00007f4065e1a08e
[  140.787401][ T1195] RDX: 0000000000000000 RSI: 00007fff8a587ca0 RDI: 0000000000000005
[  140.787607][ T1195] RBP: 00007fff8a587c00 R08: 0000000000000000 R09: 0000000000000000
[  140.787814][ T1195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6f0
[  140.788017][ T1195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8a588370
[  140.788229][ T1195]  </TASK>
[  140.788329][ T1195] irq event stamp: 21807
[  140.788430][ T1195] hardirqs last  enabled at (21815): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.788670][ T1195] hardirqs last disabled at (21822): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.788911][ T1195] softirqs last  enabled at (21014): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.789149][ T1195] softirqs last disabled at (21012): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.789385][ T1195] ---[ end trace 0000000000000000 ]---
[  140.789600][ T1195] ------------[ cut here ]------------
[  140.789728][ T1195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1195
[  140.789991][ T1195] CPU: 3 UID: 0 PID: 1195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.790261][ T1195] Tainted: [W]=WARN
[  140.790361][ T1195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.790529][ T1195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.790699][ T1195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.791179][ T1195] RSP: 0018:ffa0000002e07160 EFLAGS: 00010286
[  140.791345][ T1195] RAX: 00000000ffffffa6 RBX: ff11000013981e00 RCX: 1ff40000005c0df2
[  140.791549][ T1195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013981eb8
[  140.791752][ T1195] RBP: ff11000015aa1000 R08: 1fe22000027303d8 R09: ff11000013a7d180
[  140.791948][ T1195] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  140.792148][ T1195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  140.792346][ T1195] FS:  00007f4065be0840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  140.792583][ T1195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.792752][ T1195] CR2: 00007f4065dd9460 CR3: 00000000056f4002 CR4: 0000000000771ef0
[  140.792952][ T1195] PKRU: 55555554
[  140.793050][ T1195] Call Trace:
[  140.793155][ T1195]  <TASK>
[  140.793222][ T1195]  ? rcu_is_watching+0x15/0xd0
[  140.793356][ T1195]  rtnetlink_event+0xe0/0x1f0
[  140.793491][ T1195]  notifier_call_chain+0xb0/0x320
[  140.793627][ T1195]  call_netdevice_notifiers+0x70/0xa0
[  140.793767][ T1195]  ? __dev_open+0x610/0x610
[  140.793902][ T1195]  hsr_dev_finalize+0x9ef/0xc00
[  140.794036][ T1195]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.794175][ T1195]  hsr_newlink+0x3b0/0x980
[  140.794308][ T1195]  ? hsr_dellink+0x90/0x90
[  140.794441][ T1195]  ? rtnl_create_link+0x169/0xf20
[  140.794580][ T1195]  ? nla_strscpy+0xe3/0x180
[  140.794713][ T1195]  rtnl_newlink_create+0x2da/0x780
[  140.794852][ T1195]  ? rtnl_create_link+0xf20/0xf20
[  140.794985][ T1195]  ? __dev_get_by_name+0x12/0x50
[  140.795123][ T1195]  ? rtnl_dev_get+0xd7/0x170
[  140.795261][ T1195]  __rtnl_newlink+0x22b/0xa50
[  140.795397][ T1195]  rtnl_newlink+0x8d1/0xea0
[  140.795534][ T1195]  ? lock_acquire.part.0+0xbc/0x260
[  140.795667][ T1195]  ? __rtnl_newlink+0xa50/0xa50
[  140.795805][ T1195]  ? mark_usage+0x61/0x170
[  140.795941][ T1195]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.796074][ T1195]  ? __rtnl_newlink+0xa50/0xa50
[  140.796210][ T1195]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.796342][ T1195]  ? validate_chain+0x38b/0xc20
[  140.796474][ T1195]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.796611][ T1195]  ? __lock_acquire+0x508/0xc10
[  140.796751][ T1195]  ? lock_acquire.part.0+0xbc/0x260
[  140.796884][ T1195]  ? find_held_lock+0x2b/0x80
[  140.797018][ T1195]  netlink_rcv_skb+0x14e/0x3a0
[  140.797157][ T1195]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.797291][ T1195]  ? netlink_ack+0xcd0/0xcd0
[  140.797426][ T1195]  ? netlink_deliver_tap+0xc5/0x330
[  140.797560][ T1195]  ? netlink_deliver_tap+0x13c/0x330
[  140.797696][ T1195]  netlink_unicast+0x486/0x750
[  140.797834][ T1195]  ? netlink_attachskb+0x810/0x810
[  140.797968][ T1195]  ? __lock_acquire+0x508/0xc10
[  140.798105][ T1195]  netlink_sendmsg+0x735/0xc60
[  140.798241][ T1195]  ? netlink_unicast+0x750/0x750
[  140.798376][ T1195]  ? __might_fault+0x97/0x140
[  140.798510][ T1195]  ____sys_sendmsg+0x419/0x850
[  140.798647][ T1195]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.798785][ T1195]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.798949][ T1195]  ? move_addr_to_kernel+0x40/0x40
[  140.799086][ T1195]  ___sys_sendmsg+0x14e/0x1d0
[  140.799222][ T1195]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.799354][ T1195]  ? copy_msghdr_from_user+0x460/0x460
[  140.799496][ T1195]  ? lock_vma_under_rcu+0x159/0x410
[  140.799638][ T1195]  __sys_sendmsg+0x145/0x1f0
[  140.799775][ T1195]  ? __sys_sendmsg_sock+0x20/0x20
[  140.799910][ T1195]  ? rcu_is_watching+0x15/0xd0
[  140.800043][ T1195]  ? rcu_is_watching+0x15/0xd0
[  140.800186][ T1195]  do_syscall_64+0x117/0xfc0
[  140.800321][ T1195]  ? trace_hardirqs_off+0xd/0x30
[  140.800453][ T1195]  ? exc_page_fault+0xee/0x100
[  140.800589][ T1195]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.800759][ T1195] RIP: 0033:0x7f4065e1a08e
[  140.800895][ T1195] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.801372][ T1195] RSP: 002b:00007fff8a587bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.801575][ T1195] RAX: ffffffffffffffda RBX: 00007fff8a5883a0 RCX: 00007f4065e1a08e
[  140.801779][ T1195] RDX: 0000000000000000 RSI: 00007fff8a587ca0 RDI: 0000000000000005
[  140.801977][ T1195] RBP: 00007fff8a587c00 R08: 0000000000000000 R09: 0000000000000000
[  140.802178][ T1195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6f0
[  140.802375][ T1195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8a588370
[  140.802582][ T1195]  </TASK>
[  140.802680][ T1195] irq event stamp: 22607
[  140.802783][ T1195] hardirqs last  enabled at (22615): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.803013][ T1195] hardirqs last disabled at (22622): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.803246][ T1195] softirqs last  enabled at (21890): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.803477][ T1195] softirqs last disabled at (21888): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.803709][ T1195] ---[ end trace 0000000000000000 ]---
[  140.804020][ T1195] ------------[ cut here ]------------
[  140.804154][ T1195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1195
[  140.804411][ T1195] CPU: 3 UID: 0 PID: 1195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.804679][ T1195] Tainted: [W]=WARN
[  140.804783][ T1195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.804947][ T1195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.805120][ T1195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.805592][ T1195] RSP: 0018:ffa0000002e071a0 EFLAGS: 00010286
[  140.805762][ T1195] RAX: 00000000ffffffa6 RBX: ff11000013980ac0 RCX: 1ff40000005c0dfa
[  140.805957][ T1195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013980b78
[  140.806159][ T1195] RBP: ff11000010c81000 R08: 1fe2200002730170 R09: ff11000013a7d180
[  140.806358][ T1195] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  140.806556][ T1195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  140.806754][ T1195] FS:  00007f4065be0840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  140.806983][ T1195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.807156][ T1195] CR2: 00007f4065dd9460 CR3: 00000000056f4002 CR4: 0000000000771ef0
[  140.807352][ T1195] PKRU: 55555554
[  140.807449][ T1195] Call Trace:
[  140.807553][ T1195]  <TASK>
[  140.807620][ T1195]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  140.807757][ T1195]  rtmsg_ifinfo+0x5c/0xb0
[  140.807858][ T1195]  __dev_notify_flags+0x1b8/0x280
[  140.807992][ T1195]  ? netif_change_name+0x8c0/0x8c0
[  140.808130][ T1195]  ? hsr_dev_finalize+0x925/0xc00
[  140.808264][ T1195]  ? alloc_netdev_mqs+0xed0/0x1490
[  140.808396][ T1195]  ? hsr_newlink+0x3b0/0x980
[  140.808529][ T1195]  ? hsr_dellink+0x90/0x90
[  140.808659][ T1195]  rtnl_configure_link+0x1ac/0x390
[  140.808797][ T1195]  ? nla_strscpy+0xe3/0x180
[  140.808931][ T1195]  rtnl_newlink_create+0x353/0x780
[  140.809063][ T1195]  ? rtnl_create_link+0xf20/0xf20
[  140.809201][ T1195]  ? __dev_get_by_name+0x12/0x50
[  140.809332][ T1195]  ? rtnl_dev_get+0xd7/0x170
[  140.809467][ T1195]  __rtnl_newlink+0x22b/0xa50
[  140.809607][ T1195]  rtnl_newlink+0x8d1/0xea0
[  140.809745][ T1195]  ? lock_acquire.part.0+0xbc/0x260
[  140.809878][ T1195]  ? __rtnl_newlink+0xa50/0xa50
[  140.810010][ T1195]  ? mark_usage+0x61/0x170
[  140.810149][ T1195]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.810282][ T1195]  ? __rtnl_newlink+0xa50/0xa50
[  140.810412][ T1195]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.810547][ T1195]  ? validate_chain+0x38b/0xc20
[  140.810680][ T1195]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.810816][ T1195]  ? __lock_acquire+0x508/0xc10
[  140.810950][ T1195]  ? lock_acquire.part.0+0xbc/0x260
[  140.811081][ T1195]  ? find_held_lock+0x2b/0x80
[  140.811218][ T1195]  netlink_rcv_skb+0x14e/0x3a0
[  140.811348][ T1195]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.811479][ T1195]  ? netlink_ack+0xcd0/0xcd0
[  140.811618][ T1195]  ? netlink_deliver_tap+0xc5/0x330
[  140.811751][ T1195]  ? netlink_deliver_tap+0x13c/0x330
[  140.811883][ T1195]  netlink_unicast+0x486/0x750
[  140.812017][ T1195]  ? netlink_attachskb+0x810/0x810
[  140.812152][ T1195]  ? __lock_acquire+0x508/0xc10
[  140.812285][ T1195]  netlink_sendmsg+0x735/0xc60
[  140.812418][ T1195]  ? netlink_unicast+0x750/0x750
[  140.812554][ T1195]  ? __might_fault+0x97/0x140
[  140.812686][ T1195]  ____sys_sendmsg+0x419/0x850
[  140.812824][ T1195]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.812954][ T1195]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.813122][ T1195]  ? move_addr_to_kernel+0x40/0x40
[  140.813259][ T1195]  ___sys_sendmsg+0x14e/0x1d0
[  140.813388][ T1195]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.813524][ T1195]  ? copy_msghdr_from_user+0x460/0x460
[  140.813663][ T1195]  ? lock_vma_under_rcu+0x159/0x410
[  140.813802][ T1195]  __sys_sendmsg+0x145/0x1f0
[  140.813932][ T1195]  ? __sys_sendmsg_sock+0x20/0x20
[  140.814068][ T1195]  ? rcu_is_watching+0x15/0xd0
[  140.814206][ T1195]  ? rcu_is_watching+0x15/0xd0
[  140.814337][ T1195]  do_syscall_64+0x117/0xfc0
[  140.814469][ T1195]  ? trace_hardirqs_off+0xd/0x30
[  140.814605][ T1195]  ? exc_page_fault+0xee/0x100
[  140.814735][ T1195]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.814903][ T1195] RIP: 0033:0x7f4065e1a08e
[  140.815054][ T1195] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.815529][ T1195] RSP: 002b:00007fff8a587bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.815727][ T1195] RAX: ffffffffffffffda RBX: 00007fff8a5883a0 RCX: 00007f4065e1a08e
[  140.815934][ T1195] RDX: 0000000000000000 RSI: 00007fff8a587ca0 RDI: 0000000000000005
[  140.816133][ T1195] RBP: 00007fff8a587c00 R08: 0000000000000000 R09: 0000000000000000
[  140.816329][ T1195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6f0
[  140.816525][ T1195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8a588370
[  140.816725][ T1195]  </TASK>
[  140.816832][ T1195] irq event stamp: 23469
[  140.816929][ T1195] hardirqs last  enabled at (23477): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.817160][ T1195] hardirqs last disabled at (23486): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.817387][ T1195] softirqs last  enabled at (22760): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.817618][ T1195] softirqs last disabled at (22758): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  140.817847][ T1195] ---[ end trace 0000000000000000 ]---
[  140.915645][ T1198] ------------[ cut here ]------------
[  140.915870][ T1198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1198
[  140.916608][ T1198] CPU: 2 UID: 0 PID: 1198 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.916923][ T1198] Tainted: [W]=WARN
[  140.917068][ T1198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.917286][ T1198] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.917502][ T1198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.918023][ T1198] RSP: 0018:ffa0000002e37020 EFLAGS: 00010286
[  140.918246][ T1198] RAX: 00000000ffffffa6 RBX: ff11000015dc6ac0 RCX: 1ff40000005c6dca
[  140.918485][ T1198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015dc6b78
[  140.918733][ T1198] RBP: ff11000016514000 R08: 1fe2200002bb8d70 R09: ff110000117a5158
[  140.918983][ T1198] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  140.919235][ T1198] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016514ce1
[  140.919479][ T1198] FS:  00007f9820c3d840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  140.919771][ T1198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.919983][ T1198] CR2: 000000000b774988 CR3: 000000001051e002 CR4: 0000000000771ef0
[  140.920238][ T1198] PKRU: 55555554
[  140.920382][ T1198] Call Trace:
[  140.920530][ T1198]  <TASK>
[  140.920652][ T1198]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  140.920843][ T1198]  rtmsg_ifinfo+0x5c/0xb0
[  140.920990][ T1198]  ? mark_held_locks+0x40/0x70
[  140.921179][ T1198]  __dev_notify_flags+0x1b8/0x280
[  140.921361][ T1198]  ? netif_change_name+0x8c0/0x8c0
[  140.921559][ T1198]  ? __dev_change_flags+0x4a4/0x660
[  140.921749][ T1198]  ? netif_set_allmulti+0x250/0x250
[  140.921926][ T1198]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.922116][ T1198]  ? is_bpf_text_address+0x68/0x110
[  140.922297][ T1198]  netif_change_flags+0xfe/0x190
[  140.922477][ T1198]  do_setlink.isra.0+0x1cc3/0x2750
[  140.922667][ T1198]  ? rtnl_link_get_size+0x350/0x350
[  140.922852][ T1198]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  140.923062][ T1198]  ? rcu_read_lock_any_held+0x3c/0x90
[  140.923250][ T1198]  ? validate_chain+0x38b/0xc20
[  140.923428][ T1198]  ? rcu_read_lock_any_held+0x66/0x90
[  140.923616][ T1198]  ? stack_depot_save_flags+0x367/0x770
[  140.923805][ T1198]  ? __lock_acquire+0x508/0xc10
[  140.923985][ T1198]  ? lock_acquire.part.0+0xbc/0x260
[  140.924176][ T1198]  ? rtnl_newlink+0x883/0xea0
[  140.924355][ T1198]  ? rcu_is_watching+0x15/0xd0
[  140.924576][ T1198]  ? lock_acquire+0x134/0x160
[  140.924763][ T1198]  ? rcu_is_watching+0x15/0xd0
[  140.924939][ T1198]  ? rcu_is_watching+0x15/0xd0
[  140.925130][ T1198]  ? trace_contention_end+0xb3/0x1a0
[  140.925308][ T1198]  ? __mutex_lock+0x1db/0x2010
[  140.925485][ T1198]  ? __mutex_lock+0x9b2/0x2010
[  140.925673][ T1198]  ? rtnl_newlink+0x883/0xea0
[  140.925861][ T1198]  ? ww_mutex_lock+0x160/0x160
[  140.926043][ T1198]  ? __rtnl_newlink+0x3fa/0xa50
[  140.926235][ T1198]  rtnl_newlink+0x8d1/0xea0
[  140.926415][ T1198]  ? lock_acquire.part.0+0xbc/0x260
[  140.926601][ T1198]  ? __rtnl_newlink+0xa50/0xa50
[  140.926785][ T1198]  ? mark_usage+0x61/0x170
[  140.926965][ T1198]  ? lock_acquire.part.0+0xbc/0x260
[  140.927152][ T1198]  ? find_held_lock+0x2b/0x80
[  140.927330][ T1198]  ? __rtnl_newlink+0xa50/0xa50
[  140.927507][ T1198]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.927696][ T1198]  ? __rtnl_newlink+0xa50/0xa50
[  140.927882][ T1198]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.928059][ T1198]  ? validate_chain+0x38b/0xc20
[  140.928248][ T1198]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.928424][ T1198]  ? __lock_acquire+0x508/0xc10
[  140.928614][ T1198]  ? lock_acquire.part.0+0xbc/0x260
[  140.928799][ T1198]  ? find_held_lock+0x2b/0x80
[  140.928979][ T1198]  netlink_rcv_skb+0x14e/0x3a0
[  140.929169][ T1198]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.929347][ T1198]  ? netlink_ack+0xcd0/0xcd0
[  140.929531][ T1198]  ? netlink_deliver_tap+0xc5/0x330
[  140.929712][ T1198]  ? netlink_deliver_tap+0x13c/0x330
[  140.929902][ T1198]  netlink_unicast+0x486/0x750
[  140.930081][ T1198]  ? netlink_attachskb+0x810/0x810
[  140.930270][ T1198]  ? __lock_acquire+0x508/0xc10
[  140.930449][ T1198]  netlink_sendmsg+0x735/0xc60
[  140.930639][ T1198]  ? netlink_unicast+0x750/0x750
[  140.930861][ T1198]  ? __might_fault+0x97/0x140
[  140.931041][ T1198]  ____sys_sendmsg+0x419/0x850
[  140.931232][ T1198]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.931408][ T1198]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.931629][ T1198]  ? move_addr_to_kernel+0x40/0x40
[  140.931816][ T1198]  ? stack_depot_save_flags+0x367/0x770
[  140.931993][ T1198]  ? validate_chain+0x38b/0xc20
[  140.932186][ T1198]  ___sys_sendmsg+0x14e/0x1d0
[  140.932364][ T1198]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  140.932585][ T1198]  ? copy_msghdr_from_user+0x460/0x460
[  140.932781][ T1198]  __sys_sendmsg+0x145/0x1f0
[  140.932961][ T1198]  ? __sys_sendmsg_sock+0x20/0x20
[  140.933148][ T1198]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  140.933358][ T1198]  ? do_raw_spin_unlock+0x59/0x250
[  140.933543][ T1198]  ? rcu_is_watching+0x15/0xd0
[  140.933723][ T1198]  do_syscall_64+0x117/0xfc0
[  140.933908][ T1198]  ? trace_hardirqs_off+0xd/0x30
[  140.934085][ T1198]  ? exc_page_fault+0xee/0x100
[  140.934277][ T1198]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.934483][ T1198] RIP: 0033:0x7f9820e7708e
[  140.934675][ T1198] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.935201][ T1198] RSP: 002b:00007ffe1d96f1a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.935444][ T1198] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9820e7708e
[  140.935694][ T1198] RDX: 0000000000000000 RSI: 00007ffe1d96f250 RDI: 0000000000000005
[  140.935944][ T1198] RBP: 00007ffe1d96f1b0 R08: 0000000000000000 R09: 0000000000000000
[  140.936200][ T1198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6f0
[  140.936443][ T1198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1d96f920
[  140.936701][ T1198]  </TASK>
[  140.936852][ T1198] irq event stamp: 21231
[  140.936996][ T1198] hardirqs last  enabled at (21241): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.937284][ T1198] hardirqs last disabled at (21252): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.937564][ T1198] softirqs last  enabled at (20176): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  140.937846][ T1198] softirqs last disabled at (19469): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  140.938128][ T1198] ---[ end trace 0000000000000000 ]---
[  140.964477][ T1199] ------------[ cut here ]------------
[  140.964637][ T1199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1199
[  140.964904][ T1199] CPU: 3 UID: 0 PID: 1199 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  140.965177][ T1199] Tainted: [W]=WARN
[  140.965274][ T1199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  140.965436][ T1199] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  140.965613][ T1199] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  140.966078][ T1199] RSP: 0018:ffa0000002e47020 EFLAGS: 00010286
[  140.966247][ T1199] RAX: 00000000ffffffa6 RBX: ff11000015dc63c0 RCX: 1ff40000005c8dca
[  140.966438][ T1199] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015dc6478
[  140.966636][ T1199] RBP: ff110000166fc000 R08: 1fe2200002bb8c90 R09: ff11000013bc5158
[  140.966834][ T1199] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  140.967025][ T1199] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000166fcce1
[  140.967306][ T1199] FS:  00007f27f5b2f840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  140.967536][ T1199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.967700][ T1199] CR2: 000000002239d988 CR3: 000000001313c005 CR4: 0000000000771ef0
[  140.967900][ T1199] PKRU: 55555554
[  140.967995][ T1199] Call Trace:
[  140.968091][ T1199]  <TASK>
[  140.968236][ T1199]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  140.968367][ T1199]  rtmsg_ifinfo+0x5c/0xb0
[  140.968464][ T1199]  ? mark_held_locks+0x40/0x70
[  140.968596][ T1199]  __dev_notify_flags+0x1b8/0x280
[  140.968726][ T1199]  ? netif_change_name+0x8c0/0x8c0
[  140.968860][ T1199]  ? __dev_change_flags+0x4a4/0x660
[  140.968990][ T1199]  ? netif_set_allmulti+0x250/0x250
[  140.969215][ T1199]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.969345][ T1199]  ? is_bpf_text_address+0x68/0x110
[  140.969555][ T1199]  netif_change_flags+0xfe/0x190
[  140.969685][ T1199]  do_setlink.isra.0+0x1cc3/0x2750
[  140.969822][ T1199]  ? rtnl_link_get_size+0x350/0x350
[  140.969954][ T1199]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  140.970178][ T1199]  ? rcu_read_lock_any_held+0x3c/0x90
[  140.970307][ T1199]  ? validate_chain+0x38b/0xc20
[  140.970435][ T1199]  ? rcu_read_lock_any_held+0x66/0x90
[  140.970568][ T1199]  ? stack_depot_save_flags+0x367/0x770
[  140.970697][ T1199]  ? __lock_acquire+0x508/0xc10
[  140.970835][ T1199]  ? lock_acquire.part.0+0xbc/0x260
[  140.970961][ T1199]  ? rtnl_newlink+0x883/0xea0
[  140.971199][ T1199]  ? rcu_is_watching+0x15/0xd0
[  140.971328][ T1199]  ? lock_acquire+0x134/0x160
[  140.971457][ T1199]  ? rcu_is_watching+0x15/0xd0
[  140.971588][ T1199]  ? rcu_is_watching+0x15/0xd0
[  140.971717][ T1199]  ? trace_contention_end+0xb3/0x1a0
[  140.971852][ T1199]  ? __mutex_lock+0x1db/0x2010
[  140.971981][ T1199]  ? __mutex_lock+0x9b2/0x2010
[  140.972120][ T1199]  ? rtnl_newlink+0x883/0xea0
[  140.972250][ T1199]  ? ww_mutex_lock+0x160/0x160
[  140.972382][ T1199]  ? __rtnl_newlink+0x3fa/0xa50
[  140.972521][ T1199]  rtnl_newlink+0x8d1/0xea0
[  140.972653][ T1199]  ? lock_acquire.part.0+0xbc/0x260
[  140.972787][ T1199]  ? __rtnl_newlink+0xa50/0xa50
[  140.972919][ T1199]  ? mark_usage+0x61/0x170
[  140.973050][ T1199]  ? lock_acquire.part.0+0xbc/0x260
[  140.973188][ T1199]  ? find_held_lock+0x2b/0x80
[  140.973318][ T1199]  ? __rtnl_newlink+0xa50/0xa50
[  140.973449][ T1199]  ? __lock_release.isra.0+0x6b/0x1a0
[  140.973610][ T1199]  ? __rtnl_newlink+0xa50/0xa50
[  140.973747][ T1199]  rtnetlink_rcv_msg+0x40d/0x9e0
[  140.973878][ T1199]  ? validate_chain+0x38b/0xc20
[  140.974009][ T1199]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.974144][ T1199]  ? __lock_acquire+0x508/0xc10
[  140.974277][ T1199]  ? lock_acquire.part.0+0xbc/0x260
[  140.974406][ T1199]  ? find_held_lock+0x2b/0x80
[  140.974540][ T1199]  netlink_rcv_skb+0x14e/0x3a0
[  140.974672][ T1199]  ? rtnl_stats_set+0x3f0/0x3f0
[  140.974805][ T1199]  ? netlink_ack+0xcd0/0xcd0
[  140.974937][ T1199]  ? netlink_deliver_tap+0xc5/0x330
[  140.975067][ T1199]  ? netlink_deliver_tap+0x13c/0x330
[  140.975206][ T1199]  netlink_unicast+0x486/0x750
[  140.975337][ T1199]  ? netlink_attachskb+0x810/0x810
[  140.975467][ T1199]  ? __lock_acquire+0x508/0xc10
[  140.975604][ T1199]  netlink_sendmsg+0x735/0xc60
[  140.975733][ T1199]  ? netlink_unicast+0x750/0x750
[  140.975868][ T1199]  ? __might_fault+0x97/0x140
[  140.975998][ T1199]  ____sys_sendmsg+0x419/0x850
[  140.976132][ T1199]  ? copy_msghdr_from_user+0x2a0/0x460
[  140.976263][ T1199]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  140.976424][ T1199]  ? move_addr_to_kernel+0x40/0x40
[  140.976558][ T1199]  ? stack_depot_save_flags+0x367/0x770
[  140.976687][ T1199]  ? validate_chain+0x38b/0xc20
[  140.976820][ T1199]  ___sys_sendmsg+0x14e/0x1d0
[  140.976948][ T1199]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  140.977110][ T1199]  ? copy_msghdr_from_user+0x460/0x460
[  140.977251][ T1199]  __sys_sendmsg+0x145/0x1f0
[  140.977380][ T1199]  ? __sys_sendmsg_sock+0x20/0x20
[  140.977510][ T1199]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  140.977677][ T1199]  ? do_raw_spin_unlock+0x59/0x250
[  140.977812][ T1199]  ? rcu_is_watching+0x15/0xd0
[  140.977943][ T1199]  do_syscall_64+0x117/0xfc0
[  140.978071][ T1199]  ? trace_hardirqs_off+0xd/0x30
[  140.978206][ T1199]  ? exc_page_fault+0xee/0x100
[  140.978336][ T1199]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  140.978496][ T1199] RIP: 0033:0x7f27f5d6908e
[  140.978636][ T1199] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  140.979106][ T1199] RSP: 002b:00007ffde5cd9350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  140.979302][ T1199] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f27f5d6908e
[  140.979493][ T1199] RDX: 0000000000000000 RSI: 00007ffde5cd9400 RDI: 0000000000000005
[  140.979688][ T1199] RBP: 00007ffde5cd9360 R08: 0000000000000000 R09: 0000000000000000
[  140.979885][ T1199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6f0
[  140.980079][ T1199] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde5cd9ad0
[  140.980281][ T1199]  </TASK>
[  140.980377][ T1199] irq event stamp: 21297
[  140.980473][ T1199] hardirqs last  enabled at (21305): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  140.980701][ T1199] hardirqs last disabled at (21312): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  140.980944][ T1199] softirqs last  enabled at (20824): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  140.981173][ T1199] softirqs last disabled at (20807): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  140.981395][ T1199] ---[ end trace 0000000000000000 ]---
[  141.006319][ T1200] prp1: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[  141.006607][ T1200] prp1: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[  141.006998][ T1200] ------------[ cut here ]------------
[  141.007190][ T1200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1200
[  141.007494][ T1200] CPU: 2 UID: 0 PID: 1200 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  141.007813][ T1200] Tainted: [W]=WARN
[  141.007957][ T1200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  141.008186][ T1200] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  141.008401][ T1200] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  141.008925][ T1200] RSP: 0018:ffa0000002e57020 EFLAGS: 00010286
[  141.009152][ T1200] RAX: 00000000ffffffa6 RBX: ff11000015dc78c0 RCX: 1ff40000005cadca
[  141.009395][ T1200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015dc7978
[  141.009647][ T1200] RBP: ff11000010f69000 R08: 1fe2200002bb8f30 R09: ff11000013bc2e58
[  141.009930][ T1200] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  141.010181][ T1200] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f69ce1
[  141.010421][ T1200] FS:  00007f51ce5dd840(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  141.010707][ T1200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  141.010925][ T1200] CR2: 000000002c3ec988 CR3: 000000001657d004 CR4: 0000000000771ef0
[  141.011180][ T1200] PKRU: 55555554
[  141.011324][ T1200] Call Trace:
[  141.011467][ T1200]  <TASK>
[  141.011591][ T1200]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  141.011777][ T1200]  rtmsg_ifinfo+0x5c/0xb0
[  141.011930][ T1200]  ? mark_held_locks+0x40/0x70
[  141.012204][ T1200]  __dev_notify_flags+0x1b8/0x280
[  141.012447][ T1200]  ? netif_change_name+0x8c0/0x8c0
[  141.012686][ T1200]  ? __dev_change_flags+0x4a4/0x660
[  141.012958][ T1200]  ? netif_set_allmulti+0x250/0x250
[  141.013235][ T1200]  ? __lock_release.isra.0+0x6b/0x1a0
[  141.013481][ T1200]  ? is_bpf_text_address+0x68/0x110
[  141.013734][ T1200]  netif_change_flags+0xfe/0x190
[  141.013940][ T1200]  do_setlink.isra.0+0x1cc3/0x2750
[  141.014128][ T1200]  ? rtnl_link_get_size+0x350/0x350
[  141.014313][ T1200]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  141.014524][ T1200]  ? rcu_read_lock_any_held+0x3c/0x90
[  141.014706][ T1200]  ? validate_chain+0x38b/0xc20
[  141.014893][ T1200]  ? rcu_read_lock_any_held+0x66/0x90
[  141.015070][ T1200]  ? stack_depot_save_flags+0x367/0x770
[  141.015261][ T1200]  ? __lock_acquire+0x508/0xc10
[  141.015440][ T1200]  ? lock_acquire.part.0+0xbc/0x260
[  141.015627][ T1200]  ? rtnl_newlink+0x883/0xea0
[  141.015813][ T1200]  ? rcu_is_watching+0x15/0xd0
[  141.015990][ T1200]  ? lock_acquire+0x134/0x160
[  141.016181][ T1200]  ? rcu_is_watching+0x15/0xd0
[  141.016360][ T1200]  ? rcu_is_watching+0x15/0xd0
[  141.016543][ T1200]  ? trace_contention_end+0xb3/0x1a0
[  141.016722][ T1200]  ? __mutex_lock+0x1db/0x2010
[  141.016906][ T1200]  ? __mutex_lock+0x9b2/0x2010
[  141.017083][ T1200]  ? rtnl_newlink+0x883/0xea0
[  141.017274][ T1200]  ? ww_mutex_lock+0x160/0x160
[  141.017452][ T1200]  ? __rtnl_newlink+0x3fa/0xa50
[  141.017642][ T1200]  rtnl_newlink+0x8d1/0xea0
[  141.017832][ T1200]  ? lock_acquire.part.0+0xbc/0x260
[  141.018011][ T1200]  ? __rtnl_newlink+0xa50/0xa50
[  141.018199][ T1200]  ? mark_usage+0x61/0x170
[  141.018379][ T1200]  ? lock_acquire.part.0+0xbc/0x260
[  141.018561][ T1200]  ? find_held_lock+0x2b/0x80
[  141.018746][ T1200]  ? __rtnl_newlink+0xa50/0xa50
[  141.018924][ T1200]  ? __lock_release.isra.0+0x6b/0x1a0
[  141.019117][ T1200]  ? __rtnl_newlink+0xa50/0xa50
[  141.019294][ T1200]  rtnetlink_rcv_msg+0x40d/0x9e0
[  141.019472][ T1200]  ? validate_chain+0x38b/0xc20
[  141.019659][ T1200]  ? rtnl_stats_set+0x3f0/0x3f0
[  141.019849][ T1200]  ? __lock_acquire+0x508/0xc10
[  141.020031][ T1200]  ? lock_acquire.part.0+0xbc/0x260
[  141.020221][ T1200]  ? find_held_lock+0x2b/0x80
[  141.020398][ T1200]  netlink_rcv_skb+0x14e/0x3a0
[  141.020591][ T1200]  ? rtnl_stats_set+0x3f0/0x3f0
[  141.020778][ T1200]  ? netlink_ack+0xcd0/0xcd0
[  141.020958][ T1200]  ? netlink_deliver_tap+0xc5/0x330
[  141.021147][ T1200]  ? netlink_deliver_tap+0x13c/0x330
[  141.021327][ T1200]  netlink_unicast+0x486/0x750
[  141.021505][ T1200]  ? netlink_attachskb+0x810/0x810
[  141.021696][ T1200]  ? __lock_acquire+0x508/0xc10
[  141.021887][ T1200]  netlink_sendmsg+0x735/0xc60
[  141.022074][ T1200]  ? netlink_unicast+0x750/0x750
[  141.022264][ T1200]  ? __might_fault+0x97/0x140
[  141.022441][ T1200]  ____sys_sendmsg+0x419/0x850
[  141.022631][ T1200]  ? copy_msghdr_from_user+0x2a0/0x460
[  141.022830][ T1200]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  141.023036][ T1200]  ? move_addr_to_kernel+0x40/0x40
[  141.023228][ T1200]  ? stack_depot_save_flags+0x367/0x770
[  141.023422][ T1200]  ? validate_chain+0x38b/0xc20
[  141.023610][ T1200]  ___sys_sendmsg+0x14e/0x1d0
[  141.023800][ T1200]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  141.024008][ T1200]  ? copy_msghdr_from_user+0x460/0x460
[  141.024208][ T1200]  __sys_sendmsg+0x145/0x1f0
[  141.024399][ T1200]  ? __sys_sendmsg_sock+0x20/0x20
[  141.024599][ T1200]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  141.024821][ T1200]  ? do_raw_spin_unlock+0x59/0x250
[  141.024997][ T1200]  ? rcu_is_watching+0x15/0xd0
[  141.025183][ T1200]  do_syscall_64+0x117/0xfc0
[  141.025360][ T1200]  ? trace_hardirqs_off+0xd/0x30
[  141.025539][ T1200]  ? exc_page_fault+0xee/0x100
[  141.025718][ T1200]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  141.025931][ T1200] RIP: 0033:0x7f51ce81708e
[  141.026142][ T1200] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  141.026663][ T1200] RSP: 002b:00007fffda1349e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  141.026912][ T1200] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f51ce81708e
[  141.027173][ T1200] RDX: 0000000000000000 RSI: 00007fffda134a90 RDI: 0000000000000005
[  141.027411][ T1200] RBP: 00007fffda1349f0 R08: 0000000000000000 R09: 0000000000000000
[  141.027658][ T1200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6f0
[  141.027922][ T1200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffda135160
[  141.028189][ T1200]  </TASK>
[  141.028330][ T1200] irq event stamp: 16795
[  141.028471][ T1200] hardirqs last  enabled at (16805): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  141.028771][ T1200] hardirqs last disabled at (16814): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  141.029078][ T1200] softirqs last  enabled at (16024): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  141.029363][ T1200] softirqs last disabled at (15991): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  141.029641][ T1200] ---[ end trace 0000000000000000 ]---
[  141.030350][ T1200] ------------[ cut here ]------------
[  141.030518][ T1200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1200
[  141.030794][ T1200] CPU: 3 UID: 0 PID: 1200 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  141.031070][ T1200] Tainted: [W]=WARN
[  141.031181][ T1200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  141.031351][ T1200] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  141.031528][ T1200] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  141.032036][ T1200] RSP: 0018:ffa0000002e56da0 EFLAGS: 00010286
[  141.032214][ T1200] RAX: 00000000ffffffa6 RBX: ff11000011d4e3c0 RCX: 1ff40000005cad7a
[  141.032416][ T1200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011d4e478
[  141.032625][ T1200] RBP: ff11000010f69000 R08: 1fe22000023a9c90 R09: ff11000013bc2e58
[  141.032833][ T1200] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  141.033034][ T1200] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  141.033245][ T1200] FS:  00007f51ce5dd840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  141.033483][ T1200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  141.033660][ T1200] CR2: 0000555fbffae8c8 CR3: 000000001657d001 CR4: 0000000000771ef0
[  141.033867][ T1200] PKRU: 55555554
[  141.033968][ T1200] Call Trace:
[  141.034069][ T1200]  <TASK>
[  141.034145][ T1200]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  141.034282][ T1200]  ? notifier_call_chain+0xb0/0x320
[  141.034419][ T1200]  rtmsg_ifinfo+0x5c/0xb0
[  141.034545][ T1200]  netif_state_change+0x155/0x340
[  141.034687][ T1200]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  141.034863][ T1200]  ? print_lock_name+0x4c/0x110
[  141.035011][ T1200]  netif_set_operstate+0xc1/0x100
[  141.035154][ T1200]  ? rtnl_put_cacheinfo+0x250/0x250
[  141.035293][ T1200]  hsr_check_carrier_and_operstate+0x1ec/0x700
[  141.035462][ T1200]  ? hsr_port_get_hsr+0x9c/0x150
[  141.035601][ T1200]  ? packet_notifier+0x1c2/0xbd0
[  141.035745][ T1200]  ? mutex_is_locked+0x1c/0x50
[  141.035881][ T1200]  hsr_netdev_notify+0x387/0xad0
[  141.036019][ T1200]  ? hsr_port_get_hsr+0x150/0x150
[  141.036163][ T1200]  notifier_call_chain+0xb0/0x320
[  141.036303][ T1200]  __dev_notify_flags+0xde/0x280
[  141.036440][ T1200]  ? netif_change_name+0x8c0/0x8c0
[  141.036582][ T1200]  ? netif_set_allmulti+0x250/0x250
[  141.036719][ T1200]  ? __lock_release.isra.0+0x6b/0x1a0
[  141.036860][ T1200]  ? is_bpf_text_address+0x68/0x110
[  141.036997][ T1200]  netif_change_flags+0xfe/0x190
[  141.037139][ T1200]  do_setlink.isra.0+0x1cc3/0x2750
[  141.037276][ T1200]  ? rtnl_link_get_size+0x350/0x350
[  141.037412][ T1200]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  141.037586][ T1200]  ? rcu_read_lock_any_held+0x3c/0x90
[  141.037735][ T1200]  ? validate_chain+0x38b/0xc20
[  141.037874][ T1200]  ? rcu_read_lock_any_held+0x66/0x90
[  141.038009][ T1200]  ? stack_depot_save_flags+0x367/0x770
[  141.038148][ T1200]  ? __lock_acquire+0x508/0xc10
[  141.038286][ T1200]  ? lock_acquire.part.0+0xbc/0x260
[  141.038421][ T1200]  ? rtnl_newlink+0x883/0xea0
[  141.038560][ T1200]  ? rcu_is_watching+0x15/0xd0
[  141.038722][ T1200]  ? lock_acquire+0x134/0x160
[  141.038867][ T1200]  ? rcu_is_watching+0x15/0xd0
[  141.039002][ T1200]  ? rcu_is_watching+0x15/0xd0
[  141.039143][ T1200]  ? trace_contention_end+0xb3/0x1a0
[  141.039280][ T1200]  ? __mutex_lock+0x1db/0x2010
[  141.039415][ T1200]  ? __mutex_lock+0x9b2/0x2010
[  141.039555][ T1200]  ? rtnl_newlink+0x883/0xea0
[  141.039718][ T1200]  ? ww_mutex_lock+0x160/0x160
[  141.039867][ T1200]  ? __rtnl_newlink+0x3fa/0xa50
[  141.040006][ T1200]  rtnl_newlink+0x8d1/0xea0
[  141.040148][ T1200]  ? lock_acquire.part.0+0xbc/0x260
[  141.040285][ T1200]  ? __rtnl_newlink+0xa50/0xa50
[  141.040420][ T1200]  ? mark_usage+0x61/0x170
[  141.040573][ T1200]  ? lock_acquire.part.0+0xbc/0x260
[  141.040708][ T1200]  ? find_held_lock+0x2b/0x80
[  141.040848][ T1200]  ? __rtnl_newlink+0xa50/0xa50
[  141.040988][ T1200]  ? __lock_release.isra.0+0x6b/0x1a0
[  141.041130][ T1200]  ? __rtnl_newlink+0xa50/0xa50
[  141.041267][ T1200]  rtnetlink_rcv_msg+0x40d/0x9e0
[  141.041414][ T1200]  ? validate_chain+0x38b/0xc20
[  141.041554][ T1200]  ? rtnl_stats_set+0x3f0/0x3f0
[  141.041689][ T1200]  ? __lock_acquire+0x508/0xc10
[  141.041836][ T1200]  ? lock_acquire.part.0+0xbc/0x260
[  141.041973][ T1200]  ? find_held_lock+0x2b/0x80
[  141.042113][ T1200]  netlink_rcv_skb+0x14e/0x3a0
[  141.042248][ T1200]  ? rtnl_stats_set+0x3f0/0x3f0
[  141.042385][ T1200]  ? netlink_ack+0xcd0/0xcd0
[  141.042527][ T1200]  ? netlink_deliver_tap+0xc5/0x330
[  141.042662][ T1200]  ? netlink_deliver_tap+0x13c/0x330
[  141.042824][ T1200]  netlink_unicast+0x486/0x750
[  141.042963][ T1200]  ? netlink_attachskb+0x810/0x810
[  141.043105][ T1200]  ? __lock_acquire+0x508/0xc10
[  141.043242][ T1200]  netlink_sendmsg+0x735/0xc60
[  141.043379][ T1200]  ? netlink_unicast+0x750/0x750
[  141.043520][ T1200]  ? __might_fault+0x97/0x140
[  141.043658][ T1200]  ____sys_sendmsg+0x419/0x850
[  141.043800][ T1200]  ? copy_msghdr_from_user+0x2a0/0x460
[  141.043936][ T1200]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  141.044110][ T1200]  ? move_addr_to_kernel+0x40/0x40
[  141.044246][ T1200]  ? stack_depot_save_flags+0x367/0x770
[  141.044393][ T1200]  ? validate_chain+0x38b/0xc20
[  141.044530][ T1200]  ___sys_sendmsg+0x14e/0x1d0
[  141.044665][ T1200]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  141.044838][ T1200]  ? copy_msghdr_from_user+0x460/0x460
[  141.044982][ T1200]  __sys_sendmsg+0x145/0x1f0
[  141.045124][ T1200]  ? __sys_sendmsg_sock+0x20/0x20
[  141.045260][ T1200]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  141.045431][ T1200]  ? do_raw_spin_unlock+0x59/0x250
[  141.045571][ T1200]  ? rcu_is_watching+0x15/0xd0
[  141.045708][ T1200]  do_syscall_64+0x117/0xfc0
[  141.045852][ T1200]  ? trace_hardirqs_off+0xd/0x30
[  141.046009][ T1200]  ? exc_page_fault+0xee/0x100
[  141.046154][ T1200]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  141.046323][ T1200] RIP: 0033:0x7f51ce81708e
[  141.046464][ T1200] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  141.046957][ T1200] RSP: 002b:00007fffda1349e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  141.047168][ T1200] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f51ce81708e
[  141.047370][ T1200] RDX: 0000000000000000 RSI: 00007fffda134a90 RDI: 0000000000000005
[  141.047577][ T1200] RBP: 00007fffda1349f0 R08: 0000000000000000 R09: 0000000000000000
[  141.047784][ T1200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6f0
[  141.047989][ T1200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffda135160
[  141.048202][ T1200]  </TASK>
[  141.048303][ T1200] irq event stamp: 18215
[  141.048405][ T1200] hardirqs last  enabled at (18223): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  141.048645][ T1200] hardirqs last disabled at (18230): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  141.048888][ T1200] softirqs last  enabled at (17334): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  141.049128][ T1200] softirqs last disabled at (17329): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  141.049364][ T1200] ---[ end trace 0000000000000000 ]---
[  141.080397][ T1201] ------------[ cut here ]------------
[  141.080580][ T1201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1201
[  141.080841][ T1201] CPU: 3 UID: 0 PID: 1201 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  141.081105][ T1201] Tainted: [W]=WARN
[  141.081202][ T1201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  141.081389][ T1201] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  141.081562][ T1201] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  141.082033][ T1201] RSP: 0018:ffa0000002e67020 EFLAGS: 00010286
[  141.082203][ T1201] RAX: 00000000ffffffa6 RBX: ff11000013a60740 RCX: 1ff40000005ccdca
[  141.082393][ T1201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013a607f8
[  141.082588][ T1201] RBP: ff11000016601000 R08: 1fe220000274c100 R09: ff11000013305158
[  141.082799][ T1201] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  141.082989][ T1201] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016601ce1
[  141.083185][ T1201] FS:  00007fca43894840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  141.083409][ T1201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  141.083575][ T1201] CR2: 000000003c989988 CR3: 0000000015b57003 CR4: 0000000000771ef0
[  141.083784][ T1201] PKRU: 55555554
[  141.083878][ T1201] Call Trace:
[  141.083974][ T1201]  <TASK>
[  141.084040][ T1201]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  141.084174][ T1201]  rtmsg_ifinfo+0x5c/0xb0
[  141.084272][ T1201]  ? mark_held_locks+0x40/0x70
[  141.084399][ T1201]  __dev_notify_flags+0x1b8/0x280
[  141.084533][ T1201]  ? netif_change_name+0x8c0/0x8c0
[  141.084671][ T1201]  ? __dev_change_flags+0x4a4/0x660
[  141.084806][ T1201]  ? netif_set_allmulti+0x250/0x250
[  141.084933][ T1201]  ? __lock_release.isra.0+0x6b/0x1a0
[  141.085061][ T1201]  ? is_bpf_text_address+0x68/0x110
[  141.085196][ T1201]  netif_change_flags+0xfe/0x190
[  141.085326][ T1201]  do_setlink.isra.0+0x1cc3/0x2750
[  141.085457][ T1201]  ? rtnl_link_get_size+0x350/0x350
[  141.085589][ T1201]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  141.085756][ T1201]  ? rcu_read_lock_any_held+0x3c/0x90
[  141.085883][ T1201]  ? validate_chain+0x38b/0xc20
[  141.086012][ T1201]  ? rcu_read_lock_any_held+0x66/0x90
[  141.086155][ T1201]  ? stack_depot_save_flags+0x367/0x770
[  141.086286][ T1201]  ? __lock_acquire+0x508/0xc10
[  141.086415][ T1201]  ? lock_acquire.part.0+0xbc/0x260
[  141.086548][ T1201]  ? rtnl_newlink+0x883/0xea0
[  141.086676][ T1201]  ? rcu_is_watching+0x15/0xd0
[  141.086837][ T1201]  ? lock_acquire+0x134/0x160
[  141.086991][ T1201]  ? rcu_is_watching+0x15/0xd0
[  141.087213][ T1201]  ? rcu_is_watching+0x15/0xd0
[  141.087341][ T1201]  ? trace_contention_end+0xb3/0x1a0
[  141.087470][ T1201]  ? __mutex_lock+0x1db/0x2010
[  141.087603][ T1201]  ? __mutex_lock+0x9b2/0x2010
[  141.087732][ T1201]  ? rtnl_newlink+0x883/0xea0
[  141.087866][ T1201]  ? ww_mutex_lock+0x160/0x160
[  141.087996][ T1201]  ? __rtnl_newlink+0x3fa/0xa50
[  141.088202][ T1201]  rtnl_newlink+0x8d1/0xea0
[  141.088332][ T1201]  ? lock_acquire.part.0+0xbc/0x260
[  141.088459][ T1201]  ? __rtnl_newlink+0xa50/0xa50
[  141.088591][ T1201]  ? mark_usage+0x61/0x170
[  141.088720][ T1201]  ? lock_acquire.part.0+0xbc/0x260
[  141.088853][ T1201]  ? find_held_lock+0x2b/0x80
[  141.088982][ T1201]  ? __rtnl_newlink+0xa50/0xa50
[  141.089192][ T1201]  ? __lock_release.isra.0+0x6b/0x1a0
[  141.089406][ T1201]  ? __rtnl_newlink+0xa50/0xa50
[  141.089560][ T1201]  rtnetlink_rcv_msg+0x40d/0x9e0
[  141.089687][ T1201]  ? validate_chain+0x38b/0xc20
[  141.089819][ T1201]  ? rtnl_stats_set+0x3f0/0x3f0
[  141.089946][ T1201]  ? __lock_acquire+0x508/0xc10
[  141.090084][ T1201]  ? lock_acquire.part.0+0xbc/0x260
[  141.090298][ T1201]  ? find_held_lock+0x2b/0x80
[  141.090426][ T1201]  netlink_rcv_skb+0x14e/0x3a0
[  141.090556][ T1201]  ? rtnl_stats_set+0x3f0/0x3f0
[  141.090682][ T1201]  ? netlink_ack+0xcd0/0xcd0
[  141.090828][ T1201]  ? netlink_deliver_tap+0xc5/0x330
[  141.090958][ T1201]  ? netlink_deliver_tap+0x13c/0x330
[  141.091087][ T1201]  netlink_unicast+0x486/0x750
[  141.091281][ T1201]  ? netlink_attachskb+0x810/0x810
[  141.091408][ T1201]  ? __lock_acquire+0x508/0xc10
[  141.091555][ T1201]  netlink_sendmsg+0x735/0xc60
[  141.091682][ T1201]  ? netlink_unicast+0x750/0x750
[  141.091818][ T1201]  ? __might_fault+0x97/0x140
[  141.091950][ T1201]  ____sys_sendmsg+0x419/0x850
[  141.092077][ T1201]  ? copy_msghdr_from_user+0x2a0/0x460
[  141.092288][ T1201]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  141.092445][ T1201]  ? move_addr_to_kernel+0x40/0x40
[  141.092588][ T1201]  ? stack_depot_save_flags+0x367/0x770
[  141.092715][ T1201]  ? validate_chain+0x38b/0xc20
[  141.092848][ T1201]  ___sys_sendmsg+0x14e/0x1d0
[  141.092978][ T1201]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  141.093151][ T1201]  ? copy_msghdr_from_user+0x460/0x460
[  141.093288][ T1201]  __sys_sendmsg+0x145/0x1f0
[  141.093429][ T1201]  ? __sys_sendmsg_sock+0x20/0x20
[  141.093558][ T1201]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  141.093718][ T1201]  ? do_raw_spin_unlock+0x59/0x250
[  141.093849][ T1201]  ? rcu_is_watching+0x15/0xd0
[  141.093980][ T1201]  do_syscall_64+0x117/0xfc0
[  141.094111][ T1201]  ? trace_hardirqs_off+0xd/0x30
[  141.094238][ T1201]  ? exc_page_fault+0xee/0x100
[  141.094369][ T1201]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  141.094542][ T1201] RIP: 0033:0x7fca43ace08e
[  141.094675][ T1201] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  141.095140][ T1201] RSP: 002b:00007ffda05127e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  141.095347][ T1201] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fca43ace08e
[  141.095541][ T1201] RDX: 0000000000000000 RSI: 00007ffda0512890 RDI: 0000000000000005
[  141.095730][ T1201] RBP: 00007ffda05127f0 R08: 0000000000000000 R09: 0000000000000000
[  141.095926][ T1201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6f0
[  141.096119][ T1201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda0512f60
[  141.096313][ T1201]  </TASK>
[  141.096407][ T1201] irq event stamp: 24573
[  141.096503][ T1201] hardirqs last  enabled at (24581): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  141.096730][ T1201] hardirqs last disabled at (24588): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  141.096988][ T1201] softirqs last  enabled at (24406): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  141.097211][ T1201] softirqs last disabled at (24381): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  141.097432][ T1201] ---[ end trace 0000000000000000 ]---
[  141.098177][   T39] ------------[ cut here ]------------
[  141.098318][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u20:0/39
[  141.098573][   T39] CPU: 1 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  141.098869][   T39] Tainted: [W]=WARN
[  141.098998][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  141.099181][   T39] Workqueue: events_unbound linkwatch_event
[  141.099360][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  141.099525][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  141.099981][   T39] RSP: 0018:ffa00000002bf760 EFLAGS: 00010286
[  141.100144][   T39] RAX: 00000000ffffffa6 RBX: ff11000005f68200 RCX: 1ff4000000057eb2
[  141.100363][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f682b8
[  141.100558][   T39] RBP: ff11000010f69000 R08: 1fe2200000bed058 R09: ff11000001d951a8
[  141.100794][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  141.100984][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  141.101176][   T39] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  141.101396][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  141.101558][   T39] CR2: 00007f27f5bfc574 CR3: 000000000bb49002 CR4: 0000000000771ef0
[  141.101753][   T39] PKRU: 55555554
[  141.101848][   T39] Call Trace:
[  141.101942][   T39]  <TASK>
[  141.102009][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  141.102154][   T39]  ? notifier_call_chain+0xb0/0x320
[  141.102288][   T39]  rtmsg_ifinfo+0x5c/0xb0
[  141.102385][   T39]  netif_state_change+0x155/0x340
[  141.102517][   T39]  ? trace_irq_enable.constprop.0+0x30/0x180
[  141.102676][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  141.102838][   T39]  ? lockdep_hardirqs_on+0x8c/0x130
[  141.102963][   T39]  ? mod_delayed_work_on+0x109/0x120
[  141.103090][   T39]  netif_set_operstate+0xc1/0x100
[  141.103223][   T39]  ? rtnl_put_cacheinfo+0x250/0x250
[  141.103359][   T39]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  141.103552][   T39]  hsr_check_carrier_and_operstate+0x4da/0x700
[  141.103710][   T39]  hsr_netdev_notify+0x387/0xad0
[  141.103840][   T39]  ? unregister_vlan_dev+0x380/0x380
[  141.103972][   T39]  ? hsr_port_get_hsr+0x150/0x150
[  141.104105][   T39]  notifier_call_chain+0xb0/0x320
[  141.104234][   T39]  netif_state_change+0x139/0x340
[  141.104360][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  141.104522][   T39]  ? linkwatch_do_dev+0xae/0xd0
[  141.104648][   T39]  __linkwatch_run_queue+0x34c/0x750
[  141.104779][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[  141.104908][   T39]  linkwatch_event+0x7f/0xb0
[  141.105033][   T39]  ? __linkwatch_run_queue+0x750/0x750
[  141.105166][   T39]  process_one_work+0xdf8/0x1410
[  141.105296][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[  141.105423][   T39]  ? lock_acquire.part.0+0xbc/0x260
[  141.105557][   T39]  worker_thread+0x4f1/0xd60
[  141.105686][   T39]  ? rescuer_thread+0x1320/0x1320
[  141.105842][   T39]  kthread+0x367/0x460
[  141.105939][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  141.106095][   T39]  ? kthread_affine_node+0x330/0x330
[  141.106244][   T39]  ret_from_fork+0x474/0x6b0
[  141.106371][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  141.106533][   T39]  ? __switch_to+0x5a3/0xe00
[  141.106660][   T39]  ? kthread_affine_node+0x330/0x330
[  141.106793][   T39]  ret_from_fork_asm+0x11/0x20
[  141.106925][   T39]  </TASK>
[  141.107019][   T39] irq event stamp: 335931
[  141.107118][   T39] hardirqs last  enabled at (335941): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  141.107347][   T39] hardirqs last disabled at (335948): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  141.107591][   T39] softirqs last  enabled at (335476): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  141.107816][   T39] softirqs last disabled at (335451): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  141.108035][   T39] ---[ end trace 0000000000000000 ]---
[  141.108292][   T39] ------------[ cut here ]------------
[  141.108415][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u20:0/39
[  141.108731][   T39] CPU: 1 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  141.109027][   T39] Tainted: [W]=WARN
[  141.109136][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  141.109322][   T39] Workqueue: events_unbound linkwatch_event
[  141.109479][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  141.109647][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  141.110094][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[  141.110259][   T39] RAX: 00000000ffffffa6 RBX: ff11000005f69a80 RCX: 1ff4000000057f02
[  141.110443][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f69b38
[  141.110627][   T39] RBP: ff11000016514000 R08: 1fe2200000bed368 R09: ff11000001d951a8
[  141.110809][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  141.111012][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  141.111195][   T39] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  141.111402][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  141.111555][   T39] CR2: 00007f27f5bfc574 CR3: 000000000bb49002 CR4: 0000000000771ef0
[  141.111734][   T39] PKRU: 55555554
[  141.111843][   T39] Call Trace:
[  141.111931][   T39]  <TASK>
[  141.111993][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  141.112115][   T39]  ? notifier_call_chain+0xb0/0x320
[  141.112236][   T39]  rtmsg_ifinfo+0x5c/0xb0
[  141.112328][   T39]  netif_state_change+0x155/0x340
[  141.112447][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  141.112602][   T39]  ? linkwatch_do_dev+0xae/0xd0
[  141.112721][   T39]  __linkwatch_run_queue+0x34c/0x750
[  141.112842][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[  141.112978][   T39]  linkwatch_event+0x7f/0xb0
[  141.113102][   T39]  ? __linkwatch_run_queue+0x750/0x750
[  141.113221][   T39]  process_one_work+0xdf8/0x1410
[  141.113342][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[  141.113464][   T39]  ? lock_acquire.part.0+0xbc/0x260
[  141.113587][   T39]  worker_thread+0x4f1/0xd60
[  141.113708][   T39]  ? rescuer_thread+0x1320/0x1320
[  141.113832][   T39]  kthread+0x367/0x460
[  141.113923][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  141.114090][   T39]  ? kthread_affine_node+0x330/0x330
[  141.114218][   T39]  ret_from_fork+0x474/0x6b0
[  141.114337][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  141.114487][   T39]  ? __switch_to+0x5a3/0xe00
[  141.114610][   T39]  ? kthread_affine_node+0x330/0x330
[  141.114730][   T39]  ret_from_fork_asm+0x11/0x20
[  141.114860][   T39]  </TASK>
[  141.114948][   T39] irq event stamp: 336431
[  141.115036][   T39] hardirqs last  enabled at (336439): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  141.115259][   T39] hardirqs last disabled at (336448): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  141.115467][   T39] softirqs last  enabled at (336130): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  141.115674][   T39] softirqs last disabled at (336125): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  141.115887][   T39] ---[ end trace 0000000000000000 ]---
[  141.121394][   T39] ------------[ cut here ]------------
[  141.121555][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u20:0/39
[  141.121835][   T39] CPU: 0 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  141.122112][   T39] Tainted: [W]=WARN
[  141.122206][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  141.122360][   T39] Workqueue: events_unbound linkwatch_event
[  141.122521][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  141.122680][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  141.123126][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[  141.123282][   T39] RAX: 00000000ffffffa6 RBX: ff11000005f69700 RCX: 1ff4000000057f02
[  141.123467][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f697b8
[  141.123651][   T39] RBP: ff11000010f69000 R08: 1fe2200000bed2f8 R09: ff11000001d951a8
[  141.123836][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  141.124017][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  141.124213][   T39] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  141.124426][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  141.124598][   T39] CR2: 0000555faa067d5c CR3: 0000000013d03003 CR4: 0000000000771ef0
[  141.124789][   T39] PKRU: 55555554
[  141.124882][   T39] Call Trace:
[  141.124971][   T39]  <TASK>
[  141.125034][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  141.125163][   T39]  ? notifier_call_chain+0xb0/0x320
[  141.125290][   T39]  rtmsg_ifinfo+0x5c/0xb0
[  141.125392][   T39]  netif_state_change+0x155/0x340
[  141.125516][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  141.125669][   T39]  ? linkwatch_do_dev+0xae/0xd0
[  141.125794][   T39]  __linkwatch_run_queue+0x34c/0x750
[  141.125919][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[  141.126083][   T39]  linkwatch_event+0x7f/0xb0
[  141.126214][   T39]  ? __linkwatch_run_queue+0x750/0x750
[  141.126334][   T39]  process_one_work+0xdf8/0x1410
[  141.126457][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[  141.126581][   T39]  ? lock_acquire.part.0+0xbc/0x260
[  141.126713][   T39]  worker_thread+0x4f1/0xd60
[  141.126843][   T39]  ? rescuer_thread+0x1320/0x1320
[  141.126963][   T39]  kthread+0x367/0x460
[  141.127062][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  141.127220][   T39]  ? kthread_affine_node+0x330/0x330
[  141.127340][   T39]  ret_from_fork+0x474/0x6b0
[  141.127462][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  141.127613][   T39]  ? __switch_to+0x5a3/0xe00
[  141.127736][   T39]  ? kthread_affine_node+0x330/0x330
[  141.127865][   T39]  ret_from_fork_asm+0x11/0x20
[  141.127990][   T39]  </TASK>
[  141.128090][   T39] irq event stamp: 341371
[  141.128185][   T39] hardirqs last  enabled at (341381): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  141.128407][   T39] hardirqs last disabled at (341388): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  141.128625][   T39] softirqs last  enabled at (340980): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  141.128848][   T39] softirqs last disabled at (340978): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  141.129058][   T39] ---[ end trace 0000000000000000 ]---
[  141.144425][ T1202] ------------[ cut here ]------------
[  141.144599][ T1202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1202
[  141.144859][ T1202] CPU: 1 UID: 0 PID: 1202 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  141.145124][ T1202] Tainted: [W]=WARN
[  141.145224][ T1202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  141.145384][ T1202] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  141.145557][ T1202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  141.146055][ T1202] RSP: 0018:ffa0000002e77020 EFLAGS: 00010286
[  141.146223][ T1202] RAX: 00000000ffffffa6 RBX: ff11000013c3ec80 RCX: 1ff40000005cedca
[  141.146413][ T1202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c3ed38
[  141.146607][ T1202] RBP: ff11000015aa1000 R08: 1fe2200002787da8 R09: ff11000011468b58
[  141.146804][ T1202] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[  141.146992][ T1202] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015aa1ce1
[  141.147198][ T1202] FS:  00007fa05088f840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  141.147427][ T1202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  141.147591][ T1202] CR2: 00007f27f5bfc574 CR3: 000000001313c006 CR4: 0000000000771ef0
[  141.147797][ T1202] PKRU: 55555554
[  141.147894][ T1202] Call Trace:
[  141.147990][ T1202]  <TASK>
[  141.148057][ T1202]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  141.148194][ T1202]  rtmsg_ifinfo+0x5c/0xb0
[  141.148292][ T1202]  ? mark_held_locks+0x40/0x70
[  141.148424][ T1202]  __dev_notify_flags+0x1b8/0x280
[  141.148558][ T1202]  ? netif_change_name+0x8c0/0x8c0
[  141.148685][ T1202]  ? __dev_change_flags+0x4a4/0x660
[  141.148820][ T1202]  ? netif_set_allmulti+0x250/0x250
[  141.148951][ T1202]  ? __lock_release.isra.0+0x6b/0x1a0
[  141.149079][ T1202]  ? is_bpf_text_address+0x68/0x110
[  141.149216][ T1202]  netif_change_flags+0xfe/0x190
[  141.149347][ T1202]  do_setlink.isra.0+0x1cc3/0x2750
[  141.149477][ T1202]  ? rtnl_link_get_size+0x350/0x350
[  141.149643][ T1202]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  141.149809][ T1202]  ? rcu_read_lock_any_held+0x3c/0x90
[  141.149939][ T1202]  ? validate_chain+0x38b/0xc20
[  141.150066][ T1202]  ? rcu_read_lock_any_held+0x66/0x90
[  141.150209][ T1202]  ? stack_depot_save_flags+0x367/0x770
[  141.150340][ T1202]  ? __lock_acquire+0x508/0xc10
[  141.150482][ T1202]  ? lock_acquire.part.0+0xbc/0x260
[  141.150616][ T1202]  ? rtnl_newlink+0x883/0xea0
[  141.150749][ T1202]  ? rcu_is_watching+0x15/0xd0
[  141.150878][ T1202]  ? lock_acquire+0x134/0x160
[  141.151006][ T1202]  ? rcu_is_watching+0x15/0xd0
[  141.151141][ T1202]  ? rcu_is_watching+0x15/0xd0
[  141.151270][ T1202]  ? trace_contention_end+0xb3/0x1a0
[  141.151399][ T1202]  ? __mutex_lock+0x1db/0x2010
[  141.151532][ T1202]  ? __mutex_lock+0x9b2/0x2010
[  141.151661][ T1202]  ? rtnl_newlink+0x883/0xea0
[  141.151796][ T1202]  ? ww_mutex_lock+0x160/0x160
[  141.151926][ T1202]  ? __rtnl_newlink+0x3fa/0xa50
[  141.152057][ T1202]  rtnl_newlink+0x8d1/0xea0
[  141.152193][ T1202]  ? lock_acquire.part.0+0xbc/0x260
[  141.152321][ T1202]  ? __rtnl_newlink+0xa50/0xa50
[  141.152449][ T1202]  ? mark_usage+0x61/0x170
[  141.152584][ T1202]  ? lock_acquire.part.0+0xbc/0x260
[  141.152713][ T1202]  ? find_held_lock+0x2b/0x80
[  141.152847][ T1202]  ? __rtnl_newlink+0xa50/0xa50
[  141.152976][ T1202]  ? __lock_release.isra.0+0x6b/0x1a0
[  141.153112][ T1202]  ? __rtnl_newlink+0xa50/0xa50
[  141.153241][ T1202]  rtnetlink_rcv_msg+0x40d/0x9e0
[  141.153370][ T1202]  ? validate_chain+0x38b/0xc20
[  141.153500][ T1202]  ? rtnl_stats_set+0x3f0/0x3f0
[  141.153633][ T1202]  ? __lock_acquire+0x508/0xc10
[  141.153770][ T1202]  ? lock_acquire.part.0+0xbc/0x260
[  141.153897][ T1202]  ? find_held_lock+0x2b/0x80
[  141.154026][ T1202]  netlink_rcv_skb+0x14e/0x3a0
[  141.154164][ T1202]  ? rtnl_stats_set+0x3f0/0x3f0
[  141.154297][ T1202]  ? netlink_ack+0xcd0/0xcd0
[  141.154429][ T1202]  ? netlink_deliver_tap+0xc5/0x330
[  141.154560][ T1202]  ? netlink_deliver_tap+0x13c/0x330
[  141.154690][ T1202]  netlink_unicast+0x486/0x750
[  141.154828][ T1202]  ? netlink_attachskb+0x810/0x810
[  141.154958][ T1202]  ? __lock_acquire+0x508/0xc10
[  141.155091][ T1202]  netlink_sendmsg+0x735/0xc60
[  141.155228][ T1202]  ? netlink_unicast+0x750/0x750
[  141.155358][ T1202]  ? __might_fault+0x97/0x140
[  141.155489][ T1202]  ____sys_sendmsg+0x419/0x850
[  141.155621][ T1202]  ? copy_msghdr_from_user+0x2a0/0x460
[  141.155758][ T1202]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  141.155918][ T1202]  ? move_addr_to_kernel+0x40/0x40
[  141.156048][ T1202]  ? stack_depot_save_flags+0x367/0x770
[  141.156183][ T1202]  ? validate_chain+0x38b/0xc20
[  141.156313][ T1202]  ___sys_sendmsg+0x14e/0x1d0
[  141.156441][ T1202]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  141.156606][ T1202]  ? copy_msghdr_from_user+0x460/0x460
[  141.156752][ T1202]  __sys_sendmsg+0x145/0x1f0
[  141.156884][ T1202]  ? __sys_sendmsg_sock+0x20/0x20
[  141.157013][ T1202]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  141.157180][ T1202]  ? do_raw_spin_unlock+0x59/0x250
[  141.157308][ T1202]  ? rcu_is_watching+0x15/0xd0
[  141.157439][ T1202]  do_syscall_64+0x117/0xfc0
[  141.157574][ T1202]  ? trace_hardirqs_off+0xd/0x30
[  141.157704][ T1202]  ? exc_page_fault+0xee/0x100
[  141.157857][ T1202]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  141.158018][ T1202] RIP: 0033:0x7fa050ac908e
[  141.158158][ T1202] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  141.158623][ T1202] RSP: 002b:00007ffce5485300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  141.158824][ T1202] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa050ac908e
[  141.159020][ T1202] RDX: 0000000000000000 RSI: 00007ffce54853b0 RDI: 0000000000000005
[  141.159220][ T1202] RBP: 00007ffce5485310 R08: 0000000000000000 R09: 0000000000000000
[  141.159415][ T1202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6f0
[  141.159616][ T1202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce5485a80
[  141.159820][ T1202]  </TASK>
[  141.159916][ T1202] irq event stamp: 23505
[  141.160013][ T1202] hardirqs last  enabled at (23513): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  141.160242][ T1202] hardirqs last disabled at (23522): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  141.160468][ T1202] softirqs last  enabled at (23190): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  141.160700][ T1202] softirqs last disabled at (23185): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  141.160931][ T1202] ---[ end trace 0000000000000000 ]---
[  141.161601][   T39] ------------[ cut here ]------------
[  141.161736][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u20:0/39
[  141.161985][   T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  141.162269][   T39] Tainted: [W]=WARN
[  141.162361][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  141.162519][   T39] Workqueue: events_unbound linkwatch_event
[  141.162677][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  141.162839][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  141.163278][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[  141.163433][   T39] RAX: 00000000ffffffa6 RBX: ff11000005996ac0 RCX: 1ff4000000057f02
[  141.163619][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005996b78
[  141.163806][   T39] RBP: ff110000166fc000 R08: 1fe2200000b32d70 R09: ff11000001d951a8
[  141.163989][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  141.164225][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  141.164409][   T39] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  141.164627][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  141.164783][   T39] CR2: 0000000026f86988 CR3: 000000000bb49004 CR4: 0000000000771ef0
[  141.164969][   T39] PKRU: 55555554
[  141.165064][   T39] Call Trace:
[  141.165206][   T39]  <TASK>
[  141.165269][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  141.165390][   T39]  ? notifier_call_chain+0xb0/0x320
[  141.165513][   T39]  rtmsg_ifinfo+0x5c/0xb0
[  141.165612][   T39]  netif_state_change+0x155/0x340
[  141.165786][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  141.165938][   T39]  ? linkwatch_do_dev+0xae/0xd0
[  141.166060][   T39]  __linkwatch_run_queue+0x34c/0x750
[  141.166230][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[  141.166353][   T39]  linkwatch_event+0x7f/0xb0
[  141.166474][   T39]  ? __linkwatch_run_queue+0x750/0x750
[  141.166600][   T39]  process_one_work+0xdf8/0x1410
[  141.166725][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[  141.166851][   T39]  ? lock_acquire.part.0+0xbc/0x260
[  141.166977][   T39]  worker_thread+0x4f1/0xd60
[  141.167150][   T39]  ? rescuer_thread+0x1320/0x1320
[  141.167270][   T39]  kthread+0x367/0x460
[  141.167364][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  141.167522][   T39]  ? kthread_affine_node+0x330/0x330
[  141.167643][   T39]  ret_from_fork+0x474/0x6b0
[  141.167807][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  141.167964][   T39]  ? __switch_to+0x5a3/0xe00
[  141.168084][   T39]  ? kthread_affine_node+0x330/0x330
[  141.168255][   T39]  ret_from_fork_asm+0x11/0x20
[  141.168380][   T39]  </TASK>
[  141.168470][   T39] irq event stamp: 342729
[  141.168565][   T39] hardirqs last  enabled at (342737): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  141.168783][   T39] hardirqs last disabled at (342744): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  141.168995][   T39] softirqs last  enabled at (342710): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  141.169257][   T39] softirqs last disabled at (342761): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  141.169476][   T39] ---[ end trace 0000000000000000 ]---
[  141.192529][ T1203] prp2: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[  141.192770][ T1203] prp2: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[  141.193109][ T1203] ------------[ cut here ]------------
[  141.193236][ T1203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1203
[  141.193488][ T1203] CPU: 3 UID: 0 PID: 1203 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  141.193756][ T1203] Tainted: [W]=WARN
[  141.193854][ T1203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  141.194015][ T1203] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  141.194193][ T1203] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  141.194655][ T1203] RSP: 0018:ffa0000002e87020 EFLAGS: 00010286
[  141.194823][ T1203] RAX: 00000000ffffffa6 RBX: ff11000005997540 RCX: 1ff40000005d0dca
[  141.195014][ T1203] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000059975f8
[  141.195214][ T1203] RBP: ff11000010c81000 R08: 1fe2200000b32ec0 R09: ff11000013b6d158
[  141.195407][ T1203] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  141.195605][ T1203] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010c81ce1
[  141.195805][ T1203] FS:  00007f6fd32ec840(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  141.196029][ T1203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  141.196195][ T1203] CR2: 000000003e4b5988 CR3: 0000000015b57002 CR4: 0000000000771ef0
[  141.196388][ T1203] PKRU: 55555554
[  141.196486][ T1203] Call Trace:
[  141.196585][ T1203]  <TASK>
[  141.196651][ T1203]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  141.196787][ T1203]  rtmsg_ifinfo+0x5c/0xb0
[  141.196886][ T1203]  ? mark_held_locks+0x40/0x70
[  141.197013][ T1203]  __dev_notify_flags+0x1b8/0x280
[  141.197146][ T1203]  ? netif_change_name+0x8c0/0x8c0
[  141.197275][ T1203]  ? __dev_change_flags+0x4a4/0x660
[  141.197405][ T1203]  ? netif_set_allmulti+0x250/0x250
[  141.197539][ T1203]  ? __lock_release.isra.0+0x6b/0x1a0
[  141.197667][ T1203]  ? is_bpf_text_address+0x68/0x110
[  141.197805][ T1203]  netif_change_flags+0xfe/0x190
[  141.197933][ T1203]  do_setlink.isra.0+0x1cc3/0x2750
[  141.198061][ T1203]  ? rtnl_link_get_size+0x350/0x350
[  141.198195][ T1203]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  141.198355][ T1203]  ? rcu_read_lock_any_held+0x3c/0x90
[  141.198483][ T1203]  ? validate_chain+0x38b/0xc20
[  141.198617][ T1203]  ? rcu_read_lock_any_held+0x66/0x90
[  141.198750][ T1203]  ? stack_depot_save_flags+0x367/0x770
[  141.198877][ T1203]  ? __lock_acquire+0x508/0xc10
[  141.199006][ T1203]  ? lock_acquire.part.0+0xbc/0x260
[  141.199143][ T1203]  ? rtnl_newlink+0x883/0xea0
[  141.199272][ T1203]  ? rcu_is_watching+0x15/0xd0
[  141.199400][ T1203]  ? lock_acquire+0x134/0x160
[  141.199532][ T1203]  ? rcu_is_watching+0x15/0xd0
[  141.199660][ T1203]  ? rcu_is_watching+0x15/0xd0
[  141.199792][ T1203]  ? trace_contention_end+0xb3/0x1a0
[  141.199921][ T1203]  ? __mutex_lock+0x1db/0x2010
[  141.200048][ T1203]  ? __mutex_lock+0x9b2/0x2010
[  141.200182][ T1203]  ? rtnl_newlink+0x883/0xea0
[  141.200313][ T1203]  ? ww_mutex_lock+0x160/0x160
[  141.200443][ T1203]  ? __rtnl_newlink+0x3fa/0xa50
[  141.200582][ T1203]  rtnl_newlink+0x8d1/0xea0
[  141.200712][ T1203]  ? lock_acquire.part.0+0xbc/0x260
[  141.200845][ T1203]  ? __rtnl_newlink+0xa50/0xa50
[  141.200971][ T1203]  ? mark_usage+0x61/0x170
[  141.201106][ T1203]  ? lock_acquire.part.0+0xbc/0x260
[  141.201238][ T1203]  ? find_held_lock+0x2b/0x80
[  141.201366][ T1203]  ? __rtnl_newlink+0xa50/0xa50
[  141.201494][ T1203]  ? __lock_release.isra.0+0x6b/0x1a0
[  141.201626][ T1203]  ? __rtnl_newlink+0xa50/0xa50
[  141.201760][ T1203]  rtnetlink_rcv_msg+0x40d/0x9e0
[  141.201888][ T1203]  ? validate_chain+0x38b/0xc20
[  141.202017][ T1203]  ? rtnl_stats_set+0x3f0/0x3f0
[  141.202227][ T1203]  ? __lock_acquire+0x508/0xc10
[  141.202432][ T1203]  ? lock_acquire.part.0+0xbc/0x260
[  141.202562][ T1203]  ? find_held_lock+0x2b/0x80
[  141.202689][ T1203]  netlink_rcv_skb+0x14e/0x3a0
[  141.202822][ T1203]  ? rtnl_stats_set+0x3f0/0x3f0
[  141.202951][ T1203]  ? netlink_ack+0xcd0/0xcd0
[  141.203083][ T1203]  ? netlink_deliver_tap+0xc5/0x330
[  141.203288][ T1203]  ? netlink_deliver_tap+0x13c/0x330
[  141.203418][ T1203]  netlink_unicast+0x486/0x750
[  141.203551][ T1203]  ? netlink_attachskb+0x810/0x810
[  141.203679][ T1203]  ? __lock_acquire+0x508/0xc10
[  141.203813][ T1203]  netlink_sendmsg+0x735/0xc60
[  141.203942][ T1203]  ? netlink_unicast+0x750/0x750
[  141.204070][ T1203]  ? __might_fault+0x97/0x140
[  141.204297][ T1203]  ____sys_sendmsg+0x419/0x850
[  141.204426][ T1203]  ? copy_msghdr_from_user+0x2a0/0x460
[  141.204557][ T1203]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  141.204716][ T1203]  ? move_addr_to_kernel+0x40/0x40
[  141.204849][ T1203]  ? stack_depot_save_flags+0x367/0x770
[  141.204979][ T1203]  ? validate_chain+0x38b/0xc20
[  141.205163][ T1203]  ___sys_sendmsg+0x14e/0x1d0
[  141.205291][ T1203]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  141.205449][ T1203]  ? copy_msghdr_from_user+0x460/0x460
[  141.205596][ T1203]  __sys_sendmsg+0x145/0x1f0
[  141.205733][ T1203]  ? __sys_sendmsg_sock+0x20/0x20
[  141.205868][ T1203]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  141.206028][ T1203]  ? do_raw_spin_unlock+0x59/0x250
[  141.206212][ T1203]  ? rcu_is_watching+0x15/0xd0
[  141.206341][ T1203]  do_syscall_64+0x117/0xfc0
[  141.206470][ T1203]  ? trace_hardirqs_off+0xd/0x30
[  141.206604][ T1203]  ? exc_page_fault+0xee/0x100
[  141.206731][ T1203]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  141.206896][ T1203] RIP: 0033:0x7f6fd352608e
[  141.207029][ T1203] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  141.207549][ T1203] RSP: 002b:00007ffea2a88730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  141.207748][ T1203] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6fd352608e
[  141.207938][ T1203] RDX: 0000000000000000 RSI: 00007ffea2a887e0 RDI: 0000000000000005
[  141.208184][ T1203] RBP: 00007ffea2a88740 R08: 0000000000000000 R09: 0000000000000000
[  141.208376][ T1203] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6f0
[  141.208575][ T1203] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea2a88eb0
[  141.208775][ T1203]  </TASK>
[  141.208869][ T1203] irq event stamp: 15901
[  141.208964][ T1203] hardirqs last  enabled at (15909): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  141.209207][ T1203] hardirqs last disabled at (15952): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  141.209427][ T1203] softirqs last  enabled at (15950): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  141.209649][ T1203] softirqs last disabled at (15917): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  141.209874][ T1203] ---[ end trace 0000000000000000 ]---
[  141.221991][ T1203] ------------[ cut here ]------------
[  141.222171][ T1203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1203
[  141.222445][ T1203] CPU: 1 UID: 0 PID: 1203 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  141.222723][ T1203] Tainted: [W]=WARN
[  141.222833][ T1203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  141.223004][ T1203] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  141.223188][ T1203] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  141.223699][ T1203] RSP: 0018:ffa0000002e86da0 EFLAGS: 00010286
[  141.223878][ T1203] RAX: 00000000ffffffa6 RBX: ff11000013d2c740 RCX: 1ff40000005d0d7a
[  141.224081][ T1203] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d2c7f8
[  141.224290][ T1203] RBP: ff11000010c81000 R08: 1fe22000027a5900 R09: ff11000013b6d158
[  141.224493][ T1203] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  141.224699][ T1203] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  141.224909][ T1203] FS:  00007f6fd32ec840(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  141.225155][ T1203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  141.225331][ T1203] CR2: 0000555fbffae8c8 CR3: 0000000015b57002 CR4: 0000000000771ef0
[  141.225542][ T1203] PKRU: 55555554
[  141.225646][ T1203] Call Trace:
[  141.225756][ T1203]  <TASK>
[  141.225829][ T1203]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  141.225969][ T1203]  ? notifier_call_chain+0xb0/0x320
[  141.226113][ T1203]  rtmsg_ifinfo+0x5c/0xb0
[  141.226218][ T1203]  netif_state_change+0x155/0x340
[  141.226355][ T1203]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  141.226527][ T1203]  ? print_lock_name+0x4c/0x110
[  141.226664][ T1203]  netif_set_operstate+0xc1/0x100
[  141.226808][ T1203]  ? rtnl_put_cacheinfo+0x250/0x250
[  141.226947][ T1203]  hsr_check_carrier_and_operstate+0x1ec/0x700
[  141.227126][ T1203]  ? hsr_port_get_hsr+0x9c/0x150
[  141.227262][ T1203]  ? packet_notifier+0x1c2/0xbd0
[  141.227398][ T1203]  ? mutex_is_locked+0x1c/0x50
[  141.227539][ T1203]  hsr_netdev_notify+0x387/0xad0
[  141.227675][ T1203]  ? hsr_port_get_hsr+0x150/0x150
[  141.227821][ T1203]  notifier_call_chain+0xb0/0x320
[  141.227958][ T1203]  __dev_notify_flags+0xde/0x280
[  141.228103][ T1203]  ? netif_change_name+0x8c0/0x8c0
[  141.228243][ T1203]  ? netif_set_allmulti+0x250/0x250
[  141.228379][ T1203]  ? __lock_release.isra.0+0x6b/0x1a0
[  141.228521][ T1203]  ? is_bpf_text_address+0x68/0x110
[  141.228659][ T1203]  netif_change_flags+0xfe/0x190
[  141.228802][ T1203]  do_setlink.isra.0+0x1cc3/0x2750
[  141.228940][ T1203]  ? rtnl_link_get_size+0x350/0x350
[  141.229076][ T1203]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  141.229253][ T1203]  ? rcu_read_lock_any_held+0x3c/0x90
[  141.229389][ T1203]  ? validate_chain+0x38b/0xc20
[  141.229528][ T1203]  ? rcu_read_lock_any_held+0x66/0x90
[  141.229665][ T1203]  ? stack_depot_save_flags+0x367/0x770
[  141.229807][ T1203]  ? __lock_acquire+0x508/0xc10
[  141.229946][ T1203]  ? lock_acquire.part.0+0xbc/0x260
[  141.230082][ T1203]  ? rtnl_newlink+0x883/0xea0
[  141.230226][ T1203]  ? rcu_is_watching+0x15/0xd0
[  141.230363][ T1203]  ? lock_acquire+0x134/0x160
[  141.230498][ T1203]  ? rcu_is_watching+0x15/0xd0
[  141.230638][ T1203]  ? rcu_is_watching+0x15/0xd0
[  141.230779][ T1203]  ? trace_contention_end+0xb3/0x1a0
[  141.230916][ T1203]  ? __mutex_lock+0x1db/0x2010
[  141.231054][ T1203]  ? __mutex_lock+0x9b2/0x2010
[  141.231196][ T1203]  ? rtnl_newlink+0x883/0xea0
[  141.231337][ T1203]  ? ww_mutex_lock+0x160/0x160
[  141.231476][ T1203]  ? __rtnl_newlink+0x3fa/0xa50
[  141.231620][ T1203]  rtnl_newlink+0x8d1/0xea0
[  141.231764][ T1203]  ? lock_acquire.part.0+0xbc/0x260
[  141.231902][ T1203]  ? __rtnl_newlink+0xa50/0xa50
[  141.232039][ T1203]  ? mark_usage+0x61/0x170
[  141.232198][ T1203]  ? lock_acquire.part.0+0xbc/0x260
[  141.232339][ T1203]  ? find_held_lock+0x2b/0x80
[  141.232476][ T1203]  ? __rtnl_newlink+0xa50/0xa50
[  141.232619][ T1203]  ? __lock_release.isra.0+0x6b/0x1a0
[  141.232763][ T1203]  ? __rtnl_newlink+0xa50/0xa50
[  141.232901][ T1203]  rtnetlink_rcv_msg+0x40d/0x9e0
[  141.233039][ T1203]  ? validate_chain+0x38b/0xc20
[  141.233181][ T1203]  ? rtnl_stats_set+0x3f0/0x3f0
[  141.233316][ T1203]  ? __lock_acquire+0x508/0xc10
[  141.233456][ T1203]  ? lock_acquire.part.0+0xbc/0x260
[  141.233594][ T1203]  ? find_held_lock+0x2b/0x80
[  141.233731][ T1203]  netlink_rcv_skb+0x14e/0x3a0
[  141.233873][ T1203]  ? rtnl_stats_set+0x3f0/0x3f0
[  141.234009][ T1203]  ? netlink_ack+0xcd0/0xcd0
[  141.234153][ T1203]  ? netlink_deliver_tap+0xc5/0x330
[  141.234289][ T1203]  ? netlink_deliver_tap+0x13c/0x330
[  141.234427][ T1203]  netlink_unicast+0x486/0x750
[  141.234569][ T1203]  ? netlink_attachskb+0x810/0x810
[  141.234706][ T1203]  ? __lock_acquire+0x508/0xc10
[  141.234849][ T1203]  netlink_sendmsg+0x735/0xc60
[  141.234987][ T1203]  ? netlink_unicast+0x750/0x750
[  141.235128][ T1203]  ? __might_fault+0x97/0x140
[  141.235267][ T1203]  ____sys_sendmsg+0x419/0x850
[  141.235404][ T1203]  ? copy_msghdr_from_user+0x2a0/0x460
[  141.235546][ T1203]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  141.235718][ T1203]  ? move_addr_to_kernel+0x40/0x40
[  141.235861][ T1203]  ? stack_depot_save_flags+0x367/0x770
[  141.235997][ T1203]  ? validate_chain+0x38b/0xc20
[  141.236141][ T1203]  ___sys_sendmsg+0x14e/0x1d0
[  141.236278][ T1203]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  141.236448][ T1203]  ? copy_msghdr_from_user+0x460/0x460
[  141.236600][ T1203]  __sys_sendmsg+0x145/0x1f0
[  141.236736][ T1203]  ? __sys_sendmsg_sock+0x20/0x20
[  141.236877][ T1203]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  141.237051][ T1203]  ? do_raw_spin_unlock+0x59/0x250
[  141.237193][ T1203]  ? rcu_is_watching+0x15/0xd0
[  141.237330][ T1203]  do_syscall_64+0x117/0xfc0
[  141.237466][ T1203]  ? trace_hardirqs_off+0xd/0x30
[  141.237610][ T1203]  ? exc_page_fault+0xee/0x100
[  141.237753][ T1203]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  141.237924][ T1203] RIP: 0033:0x7f6fd352608e
[  141.238067][ T1203] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  141.238565][ T1203] RSP: 002b:00007ffea2a88730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  141.238778][ T1203] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6fd352608e
[  141.238982][ T1203] RDX: 0000000000000000 RSI: 00007ffea2a887e0 RDI: 0000000000000005
[  141.239190][ T1203] RBP: 00007ffea2a88740 R08: 0000000000000000 R09: 0000000000000000
[  141.239395][ T1203] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6f0
[  141.239605][ T1203] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea2a88eb0
[  141.239818][ T1203]  </TASK>
[  141.239920][ T1203] irq event stamp: 27585
[  141.240024][ T1203] hardirqs last  enabled at (27593): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  141.240268][ T1203] hardirqs last disabled at (27602): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  141.240506][ T1203] softirqs last  enabled at (27228): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  141.240751][ T1203] softirqs last disabled at (27223): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  141.240988][ T1203] ---[ end trace 0000000000000000 ]---
[  141.866692][   T46] ------------[ cut here ]------------
[  141.866903][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u17:1/46
[  141.867191][   T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  141.867491][   T46] Tainted: [W]=WARN
[  141.867593][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  141.867762][   T46] Workqueue: events_unbound linkwatch_event
[  141.867929][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  141.868106][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  141.868577][   T46] RSP: 0018:ffa000000032f760 EFLAGS: 00010286
[  141.868751][   T46] RAX: 00000000ffffffa6 RBX: ff11000015e02740 RCX: 1ff4000000065eb2
[  141.868941][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e027f8
[  141.869140][   T46] RBP: ff11000010c81000 R08: 1fe2200002bc0500 R09: ff11000002410ba8
[  141.869333][   T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  141.869540][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  141.869735][   T46] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  141.869965][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  141.870132][   T46] CR2: 00007ffe875bd6a8 CR3: 0000000013d03003 CR4: 0000000000771ef0
[  141.870326][   T46] PKRU: 55555554
[  141.870426][   T46] Call Trace:
[  141.870525][   T46]  <TASK>
[  141.870593][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  141.870722][   T46]  ? notifier_call_chain+0xb0/0x320
[  141.870855][   T46]  rtmsg_ifinfo+0x5c/0xb0
[  141.870953][   T46]  netif_state_change+0x155/0x340
[  141.871080][   T46]  ? trace_irq_enable.constprop.0+0x30/0x180
[  141.871247][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  141.871408][   T46]  ? lockdep_hardirqs_on+0x8c/0x130
[  141.871542][   T46]  ? mod_delayed_work_on+0x109/0x120
[  141.871673][   T46]  netif_set_operstate+0xc1/0x100
[  141.871809][   T46]  ? rtnl_put_cacheinfo+0x250/0x250
[  141.871937][   T46]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  141.872106][   T46]  hsr_check_carrier_and_operstate+0x4da/0x700
[  141.872271][   T46]  hsr_netdev_notify+0x387/0xad0
[  141.872404][   T46]  ? unregister_vlan_dev+0x380/0x380
[  141.872542][   T46]  ? hsr_port_get_hsr+0x150/0x150
[  141.872672][   T46]  notifier_call_chain+0xb0/0x320
[  141.872808][   T46]  netif_state_change+0x139/0x340
[  141.872938][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  141.873103][   T46]  ? linkwatch_do_dev+0xae/0xd0
[  141.873233][   T46]  __linkwatch_run_queue+0x34c/0x750
[  141.873366][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[  141.873495][   T46]  linkwatch_event+0x7f/0xb0
[  141.873629][   T46]  ? __linkwatch_run_queue+0x750/0x750
[  141.873764][   T46]  process_one_work+0xdf8/0x1410
[  141.873895][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[  141.874022][   T46]  ? lock_acquire.part.0+0xbc/0x260
[  141.874161][   T46]  worker_thread+0x4f1/0xd60
[  141.874295][   T46]  ? rescuer_thread+0x1320/0x1320
[  141.874422][   T46]  kthread+0x367/0x460
[  141.874523][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  141.874682][   T46]  ? kthread_affine_node+0x330/0x330
[  141.874815][   T46]  ret_from_fork+0x474/0x6b0
[  141.874946][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  141.875110][   T46]  ? __switch_to+0x5a3/0xe00
[  141.875242][   T46]  ? kthread_affine_node+0x330/0x330
[  141.875370][   T46]  ret_from_fork_asm+0x11/0x20
[  141.875502][   T46]  </TASK>
[  141.875604][   T46] irq event stamp: 127433
[  141.875700][   T46] hardirqs last  enabled at (127441): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  141.875931][   T46] hardirqs last disabled at (127448): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  141.876157][   T46] softirqs last  enabled at (127166): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  141.876384][   T46] softirqs last disabled at (127161): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  141.876613][   T46] ---[ end trace 0000000000000000 ]---
[  141.876834][   T46] ------------[ cut here ]------------
[  141.876952][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u17:1/46
[  141.877203][   T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  141.877475][   T46] Tainted: [W]=WARN
[  141.877570][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  141.877719][   T46] Workqueue: events_unbound linkwatch_event
[  141.877882][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  141.878041][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  141.878566][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[  141.878717][   T46] RAX: 00000000ffffffa6 RBX: ff11000015e023c0 RCX: 1ff4000000065f02
[  141.878909][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e02478
[  141.879086][   T46] RBP: ff11000016601000 R08: 1fe2200002bc0490 R09: ff11000002410ba8
[  141.879269][   T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  141.879448][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  141.879635][   T46] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  141.879848][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  141.879999][   T46] CR2: 00007ffe875bd6a8 CR3: 0000000013d03003 CR4: 0000000000771ef0
[  141.880184][   T46] PKRU: 55555554
[  141.880276][   T46] Call Trace:
[  141.880365][   T46]  <TASK>
[  141.880431][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  141.880555][   T46]  ? notifier_call_chain+0xb0/0x320
[  141.880676][   T46]  rtmsg_ifinfo+0x5c/0xb0
[  141.880774][   T46]  netif_state_change+0x155/0x340
[  141.880896][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  141.881047][   T46]  ? linkwatch_do_dev+0xae/0xd0
[  141.881174][   T46]  __linkwatch_run_queue+0x34c/0x750
[  141.881297][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[  141.881419][   T46]  linkwatch_event+0x7f/0xb0
[  141.881546][   T46]  ? __linkwatch_run_queue+0x750/0x750
[  141.881668][   T46]  process_one_work+0xdf8/0x1410
[  141.881797][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[  141.881916][   T46]  ? lock_acquire.part.0+0xbc/0x260
[  141.882043][   T46]  worker_thread+0x4f1/0xd60
[  141.882177][   T46]  ? rescuer_thread+0x1320/0x1320
[  141.882298][   T46]  kthread+0x367/0x460
[  141.882390][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  141.882556][   T46]  ? kthread_affine_node+0x330/0x330
[  141.882677][   T46]  ret_from_fork+0x474/0x6b0
[  141.882802][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  141.882951][   T46]  ? __switch_to+0x5a3/0xe00
[  141.883087][   T46]  ? kthread_affine_node+0x330/0x330
[  141.883213][   T46]  ret_from_fork_asm+0x11/0x20
[  141.883338][   T46]  </TASK>
[  141.883428][   T46] irq event stamp: 128085
[  141.883522][   T46] hardirqs last  enabled at (128093): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  141.883730][   T46] hardirqs last disabled at (128100): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  141.883958][   T46] softirqs last  enabled at (127778): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  141.884171][   T46] softirqs last disabled at (127615): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  141.884378][   T46] ---[ end trace 0000000000000000 ]---
[  141.884941][   T46] ------------[ cut here ]------------
[  141.885062][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u17:1/46
[  141.885309][   T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  141.885587][   T46] Tainted: [W]=WARN
[  141.885679][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  141.885837][   T46] Workqueue: events_unbound linkwatch_event
[  141.885997][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  141.886159][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  141.886588][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[  141.886738][   T46] RAX: 00000000ffffffa6 RBX: ff11000015e02200 RCX: 1ff4000000065f02
[  141.886923][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e022b8
[  141.887107][   T46] RBP: ff11000015aa1000 R08: 1fe2200002bc0458 R09: ff11000002410ba8
[  141.887291][   T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  141.887470][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  141.887660][   T46] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  141.887874][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  141.888024][   T46] CR2: 00007ffe875bd6a8 CR3: 0000000013d03003 CR4: 0000000000771ef0
[  141.888208][   T46] PKRU: 55555554
[  141.888297][   T46] Call Trace:
[  141.888386][   T46]  <TASK>
[  141.888452][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  141.888578][   T46]  ? notifier_call_chain+0xb0/0x320
[  141.888698][   T46]  rtmsg_ifinfo+0x5c/0xb0
[  141.888793][   T46]  netif_state_change+0x155/0x340
[  141.888917][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  141.889068][   T46]  ? linkwatch_do_dev+0xae/0xd0
[  141.889197][   T46]  __linkwatch_run_queue+0x34c/0x750
[  141.889322][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[  141.889443][   T46]  linkwatch_event+0x7f/0xb0
[  141.889568][   T46]  ? __linkwatch_run_queue+0x750/0x750
[  141.889688][   T46]  process_one_work+0xdf8/0x1410
[  141.889817][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[  141.889936][   T46]  ? lock_acquire.part.0+0xbc/0x260
[  141.890061][   T46]  worker_thread+0x4f1/0xd60
[  141.890196][   T46]  ? rescuer_thread+0x1320/0x1320
[  141.890319][   T46]  kthread+0x367/0x460
[  141.890411][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  141.890569][   T46]  ? kthread_affine_node+0x330/0x330
[  141.890692][   T46]  ret_from_fork+0x474/0x6b0
[  141.890820][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  141.890972][   T46]  ? __switch_to+0x5a3/0xe00
[  141.891093][   T46]  ? kthread_affine_node+0x330/0x330
[  141.891222][   T46]  ret_from_fork_asm+0x11/0x20
[  141.891348][   T46]  </TASK>
[  141.891440][   T46] irq event stamp: 128837
[  141.891536][   T46] hardirqs last  enabled at (128845): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  141.891755][   T46] hardirqs last disabled at (128852): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  141.891970][   T46] softirqs last  enabled at (128444): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  141.892189][   T46] softirqs last disabled at (128442): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  141.892399][   T46] ---[ end trace 0000000000000000 ]---
[  141.892922][   T46] ------------[ cut here ]------------
[  141.893041][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u17:1/46
[  141.893288][   T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  141.893559][   T46] Tainted: [W]=WARN
[  141.893649][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  141.893804][   T46] Workqueue: events_unbound linkwatch_event
[  141.893961][   T46] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  141.894123][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  141.894555][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[  141.894705][   T46] RAX: 00000000ffffffa6 RBX: ff1100000f9fec80 RCX: 1ff4000000065f02
[  141.894893][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9fed38
[  141.895075][   T46] RBP: ff11000010c81000 R08: 1fe2200001f3fda8 R09: ff11000002410ba8
[  141.895262][   T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  141.895441][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  141.895707][   T46] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  141.895923][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  141.896159][   T46] CR2: 00007ffe875bd6a8 CR3: 0000000013d03003 CR4: 0000000000771ef0
[  141.896337][   T46] PKRU: 55555554
[  141.896427][   T46] Call Trace:
[  141.896522][   T46]  <TASK>
[  141.896587][   T46]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  141.896786][   T46]  ? notifier_call_chain+0xb0/0x320
[  141.896909][   T46]  rtmsg_ifinfo+0x5c/0xb0
[  141.897002][   T46]  netif_state_change+0x155/0x340
[  141.897127][   T46]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  141.897352][   T46]  ? linkwatch_do_dev+0xae/0xd0
[  141.897473][   T46]  __linkwatch_run_queue+0x34c/0x750
[  141.897600][   T46]  ? linkwatch_do_dev+0xd0/0xd0
[  141.897722][   T46]  linkwatch_event+0x7f/0xb0
[  141.897920][   T46]  ? __linkwatch_run_queue+0x750/0x750
[  141.898040][   T46]  process_one_work+0xdf8/0x1410
[  141.898201][   T46]  ? pwq_dec_nr_in_flight+0x710/0x710
[  141.898323][   T46]  ? lock_acquire.part.0+0xbc/0x260
[  141.898527][   T46]  worker_thread+0x4f1/0xd60
[  141.898654][   T46]  ? rescuer_thread+0x1320/0x1320
[  141.898780][   T46]  kthread+0x367/0x460
[  141.898876][   T46]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  141.899107][   T46]  ? kthread_affine_node+0x330/0x330
[  141.899239][   T46]  ret_from_fork+0x474/0x6b0
[  141.899365][   T46]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  141.899599][   T46]  ? __switch_to+0x5a3/0xe00
[  141.899723][   T46]  ? kthread_affine_node+0x330/0x330
[  141.899849][   T46]  ret_from_fork_asm+0x11/0x20
[  141.899974][   T46]  </TASK>
[  141.900064][   T46] irq event stamp: 129615
[  141.900236][   T46] hardirqs last  enabled at (129625): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  141.900449][   T46] hardirqs last disabled at (129632): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  141.900740][   T46] softirqs last  enabled at (129506): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  141.900955][   T46] softirqs last disabled at (129489): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  141.901170][   T46] ---[ end trace 0000000000000000 ]---
[  147.240445][   T67] ------------[ cut here ]------------
[  147.240669][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  147.240975][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.241701][   T67] Tainted: [W]=WARN
[  147.241859][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.242059][   T67] Workqueue: netns cleanup_net
[  147.242499][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.242880][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.243358][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[  147.243567][   T67] RAX: 00000000ffffffa6 RBX: ff11000015d8c040 RCX: 1ff4000000090eed
[  147.243806][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015d8c0f8
[  147.244030][   T67] RBP: ff11000004c91000 R08: 1fe2200002bb1820 R09: ff1100000faa0bd0
[  147.244266][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  147.244502][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  147.244737][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  147.245003][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.245211][   T67] CR2: 00007f239cc83574 CR3: 000000000bb49005 CR4: 0000000000771ef0
[  147.245442][   T67] PKRU: 55555554
[  147.245589][   T67] Call Trace:
[  147.245725][   T67]  <TASK>
[  147.245842][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  147.246043][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.246251][   T67]  ? queue_rcu_work+0x7c/0xa0
[  147.246420][   T67]  ? ipmr_free_table+0x12e/0x2a0
[  147.246599][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.246767][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  147.246945][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.247127][   T67]  ops_undo_list+0x615/0x8f0
[  147.247298][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.247466][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.247647][   T67]  cleanup_net+0x431/0x890
[  147.247823][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.247988][   T67]  ? process_one_work+0xdb7/0x1410
[  147.248171][   T67]  ? lock_acquire+0x134/0x160
[  147.248341][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.248514][   T67]  process_one_work+0xdf8/0x1410
[  147.248695][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.248868][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.249042][   T67]  worker_thread+0x4f1/0xd60
[  147.249224][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.249393][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.249570][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.249737][   T67]  kthread+0x367/0x460
[  147.249883][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.250078][   T67]  ? kthread_affine_node+0x330/0x330
[  147.250259][   T67]  ret_from_fork+0x474/0x6b0
[  147.250429][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.250711][   T67]  ? __switch_to+0x5a3/0xe00
[  147.250961][   T67]  ? kthread_affine_node+0x330/0x330
[  147.251141][   T67]  ret_from_fork_asm+0x11/0x20
[  147.251318][   T67]  </TASK>
[  147.251454][   T67] irq event stamp: 2219837
[  147.251629][   T67] hardirqs last  enabled at (2219847): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.251893][   T67] hardirqs last disabled at (2219856): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.252247][   T67] softirqs last  enabled at (2219368): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.252502][   T67] softirqs last disabled at (2219201): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.252767][   T67] ---[ end trace 0000000000000000 ]---
[  147.263593][   T67] ------------[ cut here ]------------
[  147.263772][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  147.264032][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.264329][   T67] Tainted: [W]=WARN
[  147.264423][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.264585][   T67] Workqueue: netns cleanup_net
[  147.264718][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.264888][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.265341][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  147.265508][   T67] RAX: 00000000ffffffa6 RBX: ff11000013d2c580 RCX: 1ff4000000090eaf
[  147.265700][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d2c638
[  147.265894][   T67] RBP: ff11000015a81000 R08: 1fe22000027a58c8 R09: ff1100000faa0bd0
[  147.266081][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  147.266280][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[  147.266510][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  147.266754][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.266920][   T67] CR2: 0000555fbffa37b8 CR3: 000000000bb49004 CR4: 0000000000771ef0
[  147.267117][   T67] PKRU: 55555554
[  147.267210][   T67] Call Trace:
[  147.267302][   T67]  <TASK>
[  147.267367][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  147.267493][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  147.267592][   T67]  netif_close_many+0x2ac/0x640
[  147.267724][   T67]  ? lock_acquire+0x134/0x160
[  147.267854][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.267981][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.268110][   T67]  ? __dev_close_many+0x530/0x530
[  147.268242][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  147.268399][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  147.268556][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.268683][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.268811][   T67]  ? default_device_exit_net+0x78/0x7b0
[  147.268933][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.269088][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.269221][   T67]  default_device_exit_batch+0x38b/0x600
[  147.269345][   T67]  ? unregister_netdev+0x60/0x60
[  147.269468][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.269597][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.269722][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.269850][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.269979][   T67]  cleanup_net+0x431/0x890
[  147.270109][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.270232][   T67]  ? process_one_work+0xdb7/0x1410
[  147.270356][   T67]  ? lock_acquire+0x134/0x160
[  147.270479][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.270607][   T67]  process_one_work+0xdf8/0x1410
[  147.270737][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.270874][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.271006][   T67]  worker_thread+0x4f1/0xd60
[  147.271139][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.271264][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.271387][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.271512][   T67]  kthread+0x367/0x460
[  147.271616][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.271771][   T67]  ? kthread_affine_node+0x330/0x330
[  147.271900][   T67]  ret_from_fork+0x474/0x6b0
[  147.272024][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.272184][   T67]  ? __switch_to+0x5a3/0xe00
[  147.272309][   T67]  ? kthread_affine_node+0x330/0x330
[  147.272432][   T67]  ret_from_fork_asm+0x11/0x20
[  147.272566][   T67]  </TASK>
[  147.272659][   T67] irq event stamp: 2221559
[  147.272782][   T67] hardirqs last  enabled at (2221567): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.273010][   T67] hardirqs last disabled at (2221574): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.273245][   T67] softirqs last  enabled at (2221458): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.273462][   T67] softirqs last disabled at (2221453): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.273682][   T67] ---[ end trace 0000000000000000 ]---
[  147.274795][   T67] ------------[ cut here ]------------
[  147.274919][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  147.275165][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.275439][   T67] Tainted: [W]=WARN
[  147.275531][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.275682][   T67] Workqueue: netns cleanup_net
[  147.275816][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.275971][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.276402][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  147.276554][   T67] RAX: 00000000ffffffa6 RBX: ff11000013d2d540 RCX: 1ff4000000090ed5
[  147.276734][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d2d5f8
[  147.276917][   T67] RBP: ff11000015a81000 R08: 1fe22000027a5ac0 R09: ff1100000faa0bd0
[  147.277104][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  147.277288][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  147.277467][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  147.277682][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.277838][   T67] CR2: 0000555fbffa37b8 CR3: 000000000bb49004 CR4: 0000000000771ef0
[  147.278018][   T67] PKRU: 55555554
[  147.278109][   T67] Call Trace:
[  147.278211][   T67]  <TASK>
[  147.278273][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  147.278425][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.278593][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.278714][   T67]  default_device_exit_batch+0x38b/0x600
[  147.278843][   T67]  ? unregister_netdev+0x60/0x60
[  147.278965][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.279085][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.279212][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.279337][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.279460][   T67]  cleanup_net+0x431/0x890
[  147.279582][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.279699][   T67]  ? process_one_work+0xdb7/0x1410
[  147.279828][   T67]  ? lock_acquire+0x134/0x160
[  147.279947][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.280068][   T67]  process_one_work+0xdf8/0x1410
[  147.280213][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.280333][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.280454][   T67]  worker_thread+0x4f1/0xd60
[  147.280580][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.280697][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.280824][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.280943][   T67]  kthread+0x367/0x460
[  147.281034][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.281187][   T67]  ? kthread_affine_node+0x330/0x330
[  147.281306][   T67]  ret_from_fork+0x474/0x6b0
[  147.281426][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.281581][   T67]  ? __switch_to+0x5a3/0xe00
[  147.281703][   T67]  ? kthread_affine_node+0x330/0x330
[  147.281828][   T67]  ret_from_fork_asm+0x11/0x20
[  147.281955][   T67]  </TASK>
[  147.282042][   T67] irq event stamp: 2225163
[  147.282167][   T67] hardirqs last  enabled at (2225173): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.282375][   T67] hardirqs last disabled at (2225180): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.282584][   T67] softirqs last  enabled at (2224848): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.282795][   T67] softirqs last disabled at (2224843): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.283005][   T67] ---[ end trace 0000000000000000 ]---
[  147.376703][   T67] ------------[ cut here ]------------
[  147.376865][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  147.377212][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.377481][   T67] Tainted: [W]=WARN
[  147.377578][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.377725][   T67] Workqueue: netns cleanup_net
[  147.377858][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.378013][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.378440][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[  147.378594][   T67] RAX: 00000000ffffffa6 RBX: ff110000158ce200 RCX: 1ff4000000090eed
[  147.378769][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158ce2b8
[  147.378997][   T67] RBP: ff110000075c9000 R08: 1fe2200002b19c58 R09: ff1100000faa0bd0
[  147.379203][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  147.379382][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  147.379568][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  147.379774][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.379928][   T67] CR2: 00007fd24abdd574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[  147.380118][   T67] PKRU: 55555554
[  147.380206][   T67] Call Trace:
[  147.380295][   T67]  <TASK>
[  147.380357][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  147.380508][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.380664][   T67]  ? queue_rcu_work+0x7c/0xa0
[  147.380782][   T67]  ? ipmr_free_table+0x12e/0x2a0
[  147.380908][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.381024][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  147.381149][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.381269][   T67]  ops_undo_list+0x615/0x8f0
[  147.381387][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.381503][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.381626][   T67]  cleanup_net+0x431/0x890
[  147.381744][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.381863][   T67]  ? process_one_work+0xdb7/0x1410
[  147.381979][   T67]  ? lock_acquire+0x134/0x160
[  147.382093][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.382268][   T67]  process_one_work+0xdf8/0x1410
[  147.382390][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.382507][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.382632][   T67]  worker_thread+0x4f1/0xd60
[  147.382750][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.382911][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.383027][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.383148][   T67]  kthread+0x367/0x460
[  147.383236][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.383381][   T67]  ? kthread_affine_node+0x330/0x330
[  147.383501][   T67]  ret_from_fork+0x474/0x6b0
[  147.383626][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.383776][   T67]  ? __switch_to+0x5a3/0xe00
[  147.383900][   T67]  ? kthread_affine_node+0x330/0x330
[  147.384018][   T67]  ret_from_fork_asm+0x11/0x20
[  147.384145][   T67]  </TASK>
[  147.384233][   T67] irq event stamp: 2234057
[  147.384348][   T67] hardirqs last  enabled at (2234065): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.384559][   T67] hardirqs last disabled at (2234072): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.384759][   T67] softirqs last  enabled at (2233962): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.384965][   T67] softirqs last disabled at (2233889): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.385170][   T67] ---[ end trace 0000000000000000 ]---
[  147.395637][   T67] vethA: left promiscuous mode
[  147.395854][   T67] ------------[ cut here ]------------
[  147.395989][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  147.396261][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.396565][   T67] Tainted: [W]=WARN
[  147.396666][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.396837][   T67] Workqueue: netns cleanup_net
[  147.396976][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.397155][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.397637][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[  147.397818][   T67] RAX: 00000000ffffffa6 RBX: ff110000158ce3c0 RCX: 1ff4000000090eae
[  147.398016][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158ce478
[  147.398219][   T67] RBP: ff11000016514000 R08: 1fe2200002b19c90 R09: ff1100000faa0bd0
[  147.398416][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  147.398619][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000105af250
[  147.398824][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  147.399055][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.399254][   T67] CR2: 00007fd24abdd574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[  147.399453][   T67] PKRU: 55555554
[  147.399558][   T67] Call Trace:
[  147.399657][   T67]  <TASK>
[  147.399728][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  147.399871][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  147.399974][   T67]  __dev_notify_flags+0x1b8/0x280
[  147.400112][   T67]  ? netdev_info+0xe2/0x116
[  147.400247][   T67]  ? netdev_notice+0x120/0x120
[  147.400381][   T67]  ? netif_change_name+0x8c0/0x8c0
[  147.400522][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[  147.400686][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  147.400823][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[  147.400959][   T67]  __dev_set_promiscuity+0x194/0x230
[  147.401090][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[  147.401230][   T67]  netif_set_promiscuity+0x4c/0xc0
[  147.401363][   T67]  dev_set_promiscuity+0x9d/0x150
[  147.401497][   T67]  hsr_del_port+0x36d/0x490
[  147.401641][   T67]  hsr_del_ports+0x24/0x80
[  147.401775][   T67]  hsr_dellink+0x5d/0x90
[  147.401882][   T67]  default_device_exit_batch+0x19d/0x600
[  147.402017][   T67]  ? unregister_netdev+0x60/0x60
[  147.402157][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.402293][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.402427][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.402597][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.402733][   T67]  cleanup_net+0x431/0x890
[  147.402874][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.403008][   T67]  ? process_one_work+0xdb7/0x1410
[  147.403150][   T67]  ? lock_acquire+0x134/0x160
[  147.403282][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.403416][   T67]  process_one_work+0xdf8/0x1410
[  147.403557][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.403694][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.403836][   T67]  worker_thread+0x4f1/0xd60
[  147.403971][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.404110][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.404245][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.404380][   T67]  kthread+0x367/0x460
[  147.404484][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.404655][   T67]  ? kthread_affine_node+0x330/0x330
[  147.404790][   T67]  ret_from_fork+0x474/0x6b0
[  147.404930][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.405103][   T67]  ? __switch_to+0x5a3/0xe00
[  147.405240][   T67]  ? kthread_affine_node+0x330/0x330
[  147.405373][   T67]  ret_from_fork_asm+0x11/0x20
[  147.405519][   T67]  </TASK>
[  147.405619][   T67] irq event stamp: 2235793
[  147.405806][   T67] hardirqs last  enabled at (2235803): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.406058][   T67] hardirqs last disabled at (2235810): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.406306][   T67] softirqs last  enabled at (2235642): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.406547][   T67] softirqs last disabled at (2235637): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.406780][   T67] ---[ end trace 0000000000000000 ]---
[  147.415570][   T67] ------------[ cut here ]------------
[  147.415767][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  147.416057][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.416370][   T67] Tainted: [W]=WARN
[  147.416469][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.416641][   T67] Workqueue: netns cleanup_net
[  147.416778][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.416956][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.417507][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[  147.417701][   T67] RAX: 00000000ffffffa6 RBX: ff110000158ce900 RCX: 1ff4000000090eb2
[  147.417903][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158ce9b8
[  147.418104][   T67] RBP: ff11000016514000 R08: 1fe2200002b19d38 R09: ff1100000faa0bd0
[  147.418300][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  147.418495][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  147.418695][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  147.418931][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.419102][   T67] CR2: 00007fd24abdd574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[  147.419299][   T67] PKRU: 55555554
[  147.419396][   T67] Call Trace:
[  147.419494][   T67]  <TASK>
[  147.419565][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.419697][   T67]  rtnetlink_event+0xe0/0x1f0
[  147.419836][   T67]  notifier_call_chain+0xb0/0x320
[  147.419970][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[  147.420108][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[  147.420273][   T67]  ? find_held_lock+0x2b/0x80
[  147.420406][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[  147.420542][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[  147.420704][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  147.420847][   T67]  ? dev_set_promiscuity+0xa8/0x150
[  147.420981][   T67]  hsr_del_port+0x25a/0x490
[  147.421120][   T67]  hsr_del_ports+0x24/0x80
[  147.421250][   T67]  hsr_dellink+0x5d/0x90
[  147.421350][   T67]  default_device_exit_batch+0x19d/0x600
[  147.421482][   T67]  ? unregister_netdev+0x60/0x60
[  147.421618][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.421750][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.421889][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.422022][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.422161][   T67]  cleanup_net+0x431/0x890
[  147.422294][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.422423][   T67]  ? process_one_work+0xdb7/0x1410
[  147.422558][   T67]  ? lock_acquire+0x134/0x160
[  147.422688][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.422824][   T67]  process_one_work+0xdf8/0x1410
[  147.422959][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.423089][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.423230][   T67]  worker_thread+0x4f1/0xd60
[  147.423363][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.423494][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.423629][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.423760][   T67]  kthread+0x367/0x460
[  147.423864][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.424029][   T67]  ? kthread_affine_node+0x330/0x330
[  147.424167][   T67]  ret_from_fork+0x474/0x6b0
[  147.424300][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.424464][   T67]  ? __switch_to+0x5a3/0xe00
[  147.424600][   T67]  ? kthread_affine_node+0x330/0x330
[  147.424731][   T67]  ret_from_fork_asm+0x11/0x20
[  147.424874][   T67]  </TASK>
[  147.424974][   T67] irq event stamp: 2246127
[  147.425109][   T67] hardirqs last  enabled at (2246137): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.425335][   T67] hardirqs last disabled at (2246144): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.425564][   T67] softirqs last  enabled at (2245702): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.425797][   T67] softirqs last disabled at (2245669): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.426026][   T67] ---[ end trace 0000000000000000 ]---
[  147.426236][   T67] vethB: left promiscuous mode
[  147.426501][   T67] ------------[ cut here ]------------
[  147.426700][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  147.427005][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.427326][   T67] Tainted: [W]=WARN
[  147.427428][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.427605][   T67] Workqueue: netns cleanup_net
[  147.427744][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.427926][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.428414][   T67] RSP: 0018:ffa0000000487740 EFLAGS: 00010286
[  147.428592][   T67] RAX: 00000000ffffffa6 RBX: ff110000158cf000 RCX: 1ff4000000090eae
[  147.428800][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158cf0b8
[  147.429004][   T67] RBP: ff110000166fc000 R08: 1fe2200002b19e18 R09: ff1100000faa0bd0
[  147.429211][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  147.429411][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000002108250
[  147.429616][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  147.429857][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.430024][   T67] CR2: 00007fd24abdd574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[  147.430231][   T67] PKRU: 55555554
[  147.430331][   T67] Call Trace:
[  147.430430][   T67]  <TASK>
[  147.430500][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  147.430640][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  147.430743][   T67]  __dev_notify_flags+0x1b8/0x280
[  147.430883][   T67]  ? netdev_info+0xe2/0x116
[  147.431019][   T67]  ? netdev_notice+0x120/0x120
[  147.431159][   T67]  ? netif_change_name+0x8c0/0x8c0
[  147.431294][   T67]  ? synchronize_rcu_expedited+0x440/0x510
[  147.431460][   T67]  ? netif_set_mtu_ext+0x5f0/0x5f0
[  147.431597][   T67]  ? synchronize_rcu_normal+0x2d0/0x2d0
[  147.431734][   T67]  __dev_set_promiscuity+0x194/0x230
[  147.431872][   T67]  ? sync_rcu_exp_select_cpus+0x700/0x700
[  147.432007][   T67]  netif_set_promiscuity+0x4c/0xc0
[  147.432145][   T67]  dev_set_promiscuity+0x9d/0x150
[  147.432281][   T67]  hsr_del_port+0x36d/0x490
[  147.432507][   T67]  hsr_del_ports+0x3e/0x80
[  147.432645][   T67]  hsr_dellink+0x5d/0x90
[  147.432749][   T67]  default_device_exit_batch+0x19d/0x600
[  147.432890][   T67]  ? unregister_netdev+0x60/0x60
[  147.433119][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.433256][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.433391][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.433527][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.433752][   T67]  cleanup_net+0x431/0x890
[  147.433893][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.434025][   T67]  ? process_one_work+0xdb7/0x1410
[  147.434165][   T67]  ? lock_acquire+0x134/0x160
[  147.434387][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.434526][   T67]  process_one_work+0xdf8/0x1410
[  147.434663][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.434803][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.435031][   T67]  worker_thread+0x4f1/0xd60
[  147.435172][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.435304][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.435438][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.435664][   T67]  kthread+0x367/0x460
[  147.435764][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.435934][   T67]  ? kthread_affine_node+0x330/0x330
[  147.436068][   T67]  ret_from_fork+0x474/0x6b0
[  147.436300][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.436465][   T67]  ? __switch_to+0x5a3/0xe00
[  147.436603][   T67]  ? kthread_affine_node+0x330/0x330
[  147.436737][   T67]  ret_from_fork_asm+0x11/0x20
[  147.436968][   T67]  </TASK>
[  147.437067][   T67] irq event stamp: 2246811
[  147.437208][   T67] hardirqs last  enabled at (2246821): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.437440][   T67] hardirqs last disabled at (2246828): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.437763][   T67] softirqs last  enabled at (2246344): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.437999][   T67] softirqs last disabled at (2246339): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.438323][   T67] ---[ end trace 0000000000000000 ]---
[  147.438842][   T67] ------------[ cut here ]------------
[  147.438986][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  147.439394][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.439712][   T67] Tainted: [W]=WARN
[  147.439820][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.440071][   T67] Workqueue: netns cleanup_net
[  147.440279][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.440451][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.440981][   T67] RSP: 0018:ffa0000000487760 EFLAGS: 00010286
[  147.441200][   T67] RAX: 00000000ffffffa6 RBX: ff110000158ce740 RCX: 1ff4000000090eb2
[  147.441394][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158ce7f8
[  147.441592][   T67] RBP: ff110000166fc000 R08: 1fe2200002b19d00 R09: ff1100000faa0bd0
[  147.441789][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  147.441990][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  147.442240][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  147.442466][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.442634][   T67] CR2: 00007fd24abdd574 CR3: 000000000bb49004 CR4: 0000000000771ef0
[  147.442836][   T67] PKRU: 55555554
[  147.442934][   T67] Call Trace:
[  147.443031][   T67]  <TASK>
[  147.443152][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.443284][   T67]  rtnetlink_event+0xe0/0x1f0
[  147.443414][   T67]  notifier_call_chain+0xb0/0x320
[  147.443562][   T67]  __netdev_upper_dev_unlink+0x10b/0x1e0
[  147.443694][   T67]  ? netdev_adjacent_change_prepare+0x170/0x170
[  147.443866][   T67]  ? find_held_lock+0x2b/0x80
[  147.443997][   T67]  netdev_upper_dev_unlink+0x79/0xa0
[  147.444183][   T67]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[  147.444346][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  147.444477][   T67]  ? dev_set_promiscuity+0xa8/0x150
[  147.444613][   T67]  hsr_del_port+0x25a/0x490
[  147.444745][   T67]  hsr_del_ports+0x3e/0x80
[  147.444883][   T67]  hsr_dellink+0x5d/0x90
[  147.444983][   T67]  default_device_exit_batch+0x19d/0x600
[  147.445259][   T67]  ? unregister_netdev+0x60/0x60
[  147.445391][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.445527][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.445660][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.445789][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.445930][   T67]  cleanup_net+0x431/0x890
[  147.446201][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.446331][   T67]  ? process_one_work+0xdb7/0x1410
[  147.446462][   T67]  ? lock_acquire+0x134/0x160
[  147.446595][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.446727][   T67]  process_one_work+0xdf8/0x1410
[  147.446869][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.447001][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.447278][   T67]  worker_thread+0x4f1/0xd60
[  147.447411][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.447547][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.447680][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.447817][   T67]  kthread+0x367/0x460
[  147.447917][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.448219][   T67]  ? kthread_affine_node+0x330/0x330
[  147.448353][   T67]  ret_from_fork+0x474/0x6b0
[  147.448484][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.448650][   T67]  ? __switch_to+0x5a3/0xe00
[  147.448783][   T67]  ? kthread_affine_node+0x330/0x330
[  147.448920][   T67]  ret_from_fork_asm+0x11/0x20
[  147.449055][   T67]  </TASK>
[  147.449293][   T67] irq event stamp: 2248551
[  147.449424][   T67] hardirqs last  enabled at (2248559): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.449654][   T67] hardirqs last disabled at (2248566): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.449887][   T67] softirqs last  enabled at (2248548): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.450252][   T67] softirqs last disabled at (2248583): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.450479][   T67] ---[ end trace 0000000000000000 ]---
[  147.450765][   T67] ------------[ cut here ]------------
[  147.450953][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  147.451277][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.451635][   T67] Tainted: [W]=WARN
[  147.451780][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.452001][   T67] Workqueue: netns cleanup_net
[  147.452199][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.452418][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.452942][   T67] RSP: 0018:ffa0000000487840 EFLAGS: 00010286
[  147.453176][   T67] RAX: 00000000ffffffa6 RBX: ff110000158cf380 RCX: 1ff4000000090ece
[  147.453419][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158cf438
[  147.453670][   T67] RBP: ff110000166fc000 R08: 1fe2200002b19e88 R09: ff1100000faa0bd0
[  147.453925][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  147.454190][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  147.454435][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  147.454725][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.454950][   T67] CR2: 00007f0763286000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  147.455209][   T67] PKRU: 55555554
[  147.455354][   T67] Call Trace:
[  147.455499][   T67]  <TASK>
[  147.455623][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.455813][   T67]  rtnetlink_event+0xe0/0x1f0
[  147.455994][   T67]  notifier_call_chain+0xb0/0x320
[  147.456195][   T67]  call_netdevice_notifiers+0x70/0xa0
[  147.456386][   T67]  ? __dev_open+0x610/0x610
[  147.456577][   T67]  hsr_del_port+0x33f/0x490
[  147.456789][   T67]  hsr_del_ports+0x3e/0x80
[  147.456977][   T67]  hsr_dellink+0x5d/0x90
[  147.457138][   T67]  default_device_exit_batch+0x19d/0x600
[  147.457322][   T67]  ? unregister_netdev+0x60/0x60
[  147.457509][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.457700][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.457891][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.458071][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.458268][   T67]  cleanup_net+0x431/0x890
[  147.458448][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.458636][   T67]  ? process_one_work+0xdb7/0x1410
[  147.458826][   T67]  ? lock_acquire+0x134/0x160
[  147.459005][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.459202][   T67]  process_one_work+0xdf8/0x1410
[  147.459388][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.459577][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.459759][   T67]  worker_thread+0x4f1/0xd60
[  147.459946][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.460145][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.460327][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.460539][   T67]  kthread+0x367/0x460
[  147.460689][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.460904][   T67]  ? kthread_affine_node+0x330/0x330
[  147.461083][   T67]  ret_from_fork+0x474/0x6b0
[  147.461279][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.461494][   T67]  ? __switch_to+0x5a3/0xe00
[  147.461681][   T67]  ? kthread_affine_node+0x330/0x330
[  147.461870][   T67]  ret_from_fork_asm+0x11/0x20
[  147.462053][   T67]  </TASK>
[  147.462212][   T67] irq event stamp: 2249371
[  147.462388][   T67] hardirqs last  enabled at (2249381): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.462673][   T67] hardirqs last disabled at (2249390): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.462956][   T67] softirqs last  enabled at (2248968): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.463243][   T67] softirqs last disabled at (2248961): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.463516][   T67] ---[ end trace 0000000000000000 ]---
[  147.464178][   T67] ------------[ cut here ]------------
[  147.464355][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  147.464690][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.465027][   T67] Tainted: [W]=WARN
[  147.465184][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.465403][   T67] Workqueue: netns cleanup_net
[  147.465597][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.465816][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.466338][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  147.466561][   T67] RAX: 00000000ffffffa6 RBX: ff11000015e02200 RCX: 1ff4000000090eaf
[  147.466811][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e022b8
[  147.467047][   T67] RBP: ff11000010f69000 R08: 1fe2200002bc0458 R09: ff1100000faa0bd0
[  147.467295][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  147.467535][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000166fc000
[  147.467777][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  147.468051][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.468273][   T67] CR2: 00007f0763286000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  147.468513][   T67] PKRU: 55555554
[  147.468668][   T67] Call Trace:
[  147.468817][   T67]  <TASK>
[  147.468929][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  147.469117][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  147.469263][   T67]  netif_close_many+0x2ac/0x640
[  147.469439][   T67]  ? __dev_close_many+0x530/0x530
[  147.469626][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  147.469844][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  147.470054][   T67]  ? mark_held_locks+0x40/0x70
[  147.470242][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.470418][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.470635][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.470817][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.470993][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  147.471212][   T67]  ? unregister_netdevice_many+0x20/0x20
[  147.471389][   T67]  default_device_exit_batch+0x38b/0x600
[  147.471578][   T67]  ? unregister_netdev+0x60/0x60
[  147.471844][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.472028][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.472221][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.472396][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.472665][   T67]  cleanup_net+0x431/0x890
[  147.472854][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.473031][   T67]  ? process_one_work+0xdb7/0x1410
[  147.473221][   T67]  ? lock_acquire+0x134/0x160
[  147.473398][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.473585][   T67]  process_one_work+0xdf8/0x1410
[  147.473765][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.473977][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.474175][   T67]  worker_thread+0x4f1/0xd60
[  147.474355][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.474625][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.474841][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.475018][   T67]  kthread+0x367/0x460
[  147.475178][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.475475][   T67]  ? kthread_affine_node+0x330/0x330
[  147.475667][   T67]  ret_from_fork+0x474/0x6b0
[  147.475857][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.476068][   T67]  ? __switch_to+0x5a3/0xe00
[  147.476257][   T67]  ? kthread_affine_node+0x330/0x330
[  147.476435][   T67]  ret_from_fork_asm+0x11/0x20
[  147.476632][   T67]  </TASK>
[  147.476776][   T67] irq event stamp: 2250635
[  147.476959][   T67] hardirqs last  enabled at (2250645): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.477247][   T67] hardirqs last disabled at (2250656): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.477519][   T67] softirqs last  enabled at (2250034): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.477888][   T67] softirqs last disabled at (2250027): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.478260][   T67] ---[ end trace 0000000000000000 ]---
[  147.479460][   T67] ------------[ cut here ]------------
[  147.479643][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  147.480032][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.480895][   T67] Tainted: [W]=WARN
[  147.481155][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.481416][   T67] Workqueue: netns cleanup_net
[  147.481663][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.481940][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.482528][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  147.482803][   T67] RAX: 00000000ffffffa6 RBX: ff1100000f9ff1c0 RCX: 1ff4000000090eaf
[  147.483093][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9ff278
[  147.483443][   T67] RBP: ff110000166fc000 R08: 1fe2200001f3fe50 R09: ff1100000faa0bd0
[  147.483743][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  147.484039][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015aa1000
[  147.484343][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  147.484682][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.484951][   T67] CR2: 00007f0763286000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  147.485256][   T67] PKRU: 55555554
[  147.485449][   T67] Call Trace:
[  147.485651][   T67]  <TASK>
[  147.485822][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  147.486117][   T67]  ? notifier_call_chain+0xb0/0x320
[  147.486311][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  147.486463][   T67]  netif_close_many+0x2ac/0x640
[  147.486654][   T67]  ? __dev_close_many+0x530/0x530
[  147.486841][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  147.487050][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  147.487277][   T67]  ? mark_held_locks+0x40/0x70
[  147.487452][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.487643][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.487861][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.488138][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.488347][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  147.488575][   T67]  ? unregister_netdevice_many+0x20/0x20
[  147.488753][   T67]  default_device_exit_batch+0x38b/0x600
[  147.488942][   T67]  ? unregister_netdev+0x60/0x60
[  147.489133][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.489315][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.489493][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.489677][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.489863][   T67]  cleanup_net+0x431/0x890
[  147.490040][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.490231][   T67]  ? process_one_work+0xdb7/0x1410
[  147.490408][   T67]  ? lock_acquire+0x134/0x160
[  147.490679][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.490865][   T67]  process_one_work+0xdf8/0x1410
[  147.491053][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.491244][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.491423][   T67]  worker_thread+0x4f1/0xd60
[  147.491699][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.491883][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.492063][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.492251][   T67]  kthread+0x367/0x460
[  147.492397][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.492613][   T67]  ? kthread_affine_node+0x330/0x330
[  147.492881][   T67]  ret_from_fork+0x474/0x6b0
[  147.493057][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.493280][   T67]  ? __switch_to+0x5a3/0xe00
[  147.493455][   T67]  ? kthread_affine_node+0x330/0x330
[  147.493723][   T67]  ret_from_fork_asm+0x11/0x20
[  147.493907][   T67]  </TASK>
[  147.494049][   T67] irq event stamp: 2256127
[  147.494233][   T67] hardirqs last  enabled at (2256139): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.494504][   T67] hardirqs last disabled at (2256148): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.494780][   T67] softirqs last  enabled at (2255708): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.495056][   T67] softirqs last disabled at (2255565): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.495338][   T67] ---[ end trace 0000000000000000 ]---
[  147.496109][   T67] ------------[ cut here ]------------
[  147.496283][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/67
[  147.496674][   T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.497018][   T67] Tainted: [W]=WARN
[  147.497679][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.497952][   T67] Workqueue: netns cleanup_net
[  147.498204][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.498470][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.499034][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  147.499319][   T67] RAX: 00000000ffffffa6 RBX: ff11000015d8c740 RCX: 1ff4000000090eaf
[  147.499611][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015d8c7f8
[  147.499905][   T67] RBP: ff11000015aa1000 R08: 1fe2200002bb1900 R09: ff1100000faa0bd0
[  147.500204][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  147.500492][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016514000
[  147.500798][   T67] FS:  0000000000000000(0000) GS:ff1100008d3b0000(0000) knlGS:0000000000000000
[  147.501132][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.501389][   T67] CR2: 00007f0763286000 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  147.501693][   T67] PKRU: 55555554
[  147.501891][   T67] Call Trace:
[  147.502083][   T67]  <TASK>
[  147.502263][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  147.502490][   T67]  ? notifier_call_chain+0xb0/0x320
[  147.502728][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  147.502937][   T67]  netif_close_many+0x2ac/0x640
[  147.503183][   T67]  ? __dev_close_many+0x530/0x530
[  147.503411][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  147.504010][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  147.504324][   T67]  ? mark_held_locks+0x40/0x70
[  147.504605][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.504779][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.505026][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.505215][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.505390][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  147.505612][   T67]  ? unregister_netdevice_many+0x20/0x20
[  147.505789][   T67]  default_device_exit_batch+0x38b/0x600
[  147.506006][   T67]  ? unregister_netdev+0x60/0x60
[  147.506195][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.506373][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.506643][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.506828][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.507007][   T67]  cleanup_net+0x431/0x890
[  147.507200][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.507375][   T67]  ? process_one_work+0xdb7/0x1410
[  147.507728][   T67]  ? lock_acquire+0x134/0x160
[  147.507914][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.508109][   T67]  process_one_work+0xdf8/0x1410
[  147.508290][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.508468][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.508673][   T67]  worker_thread+0x4f1/0xd60
[  147.508946][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.509137][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.509321][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.509540][   T67]  kthread+0x367/0x460
[  147.509689][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.509903][   T67]  ? kthread_affine_node+0x330/0x330
[  147.510079][   T67]  ret_from_fork+0x474/0x6b0
[  147.510271][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.510477][   T67]  ? __switch_to+0x5a3/0xe00
[  147.510666][   T67]  ? kthread_affine_node+0x330/0x330
[  147.510852][   T67]  ret_from_fork_asm+0x11/0x20
[  147.511035][   T67]  </TASK>
[  147.511192][   T67] irq event stamp: 2261923
[  147.511364][   T67] hardirqs last  enabled at (2261933): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.511724][   T67] hardirqs last disabled at (2261942): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.512086][   T67] softirqs last  enabled at (2261572): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.512378][   T67] softirqs last disabled at (2261961): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.512657][   T67] ---[ end trace 0000000000000000 ]---
[  147.514490][   T67] ------------[ cut here ]------------
[  147.514645][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  147.514930][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.515243][   T67] Tainted: [W]=WARN
[  147.515347][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.515518][   T67] Workqueue: netns cleanup_net
[  147.515658][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.515841][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.516327][   T67] RSP: 0018:ffa00000004874d0 EFLAGS: 00010286
[  147.516495][   T67] RAX: 00000000ffffffa6 RBX: ff11000004be8ac0 RCX: 1ff4000000090e60
[  147.516713][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004be8b78
[  147.516919][   T67] RBP: ff11000010c81000 R08: 1fe220000097d170 R09: ff1100000faa0bd0
[  147.517130][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  147.517330][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  147.517536][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  147.517772][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.517947][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49004 CR4: 0000000000771ef0
[  147.518155][   T67] PKRU: 55555554
[  147.518256][   T67] Call Trace:
[  147.518358][   T67]  <TASK>
[  147.518428][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  147.518565][   T67]  ? notifier_call_chain+0xb0/0x320
[  147.518701][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  147.518808][   T67]  netif_state_change+0x155/0x340
[  147.518944][   T67]  ? ref_tracker_dir_print+0x100/0x100
[  147.519082][   T67]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  147.519257][   T67]  ? netif_close_many+0x2c9/0x640
[  147.519393][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.519531][   T67]  netif_set_operstate+0xc1/0x100
[  147.519667][   T67]  ? rtnl_put_cacheinfo+0x250/0x250
[  147.519808][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  147.519944][   T67]  ? queue_delayed_work_on+0x95/0x100
[  147.520081][   T67]  hsr_check_carrier_and_operstate+0x1ec/0x700
[  147.520257][   T67]  hsr_netdev_notify+0x387/0xad0
[  147.520392][   T67]  ? unregister_vlan_dev+0x380/0x380
[  147.520532][   T67]  ? hsr_port_get_hsr+0x150/0x150
[  147.520672][   T67]  notifier_call_chain+0xb0/0x320
[  147.520811][   T67]  netif_close_many+0x2c9/0x640
[  147.520947][   T67]  ? __dev_close_many+0x530/0x530
[  147.521082][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  147.521258][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  147.521429][   T67]  ? mark_held_locks+0x40/0x70
[  147.521569][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.521709][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.521884][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.522018][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.522160][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  147.522329][   T67]  ? unregister_netdevice_many+0x20/0x20
[  147.522466][   T67]  default_device_exit_batch+0x38b/0x600
[  147.522608][   T67]  ? unregister_netdev+0x60/0x60
[  147.522745][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.522886][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.523021][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.523161][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.523298][   T67]  cleanup_net+0x431/0x890
[  147.523432][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.523570][   T67]  ? process_one_work+0xdb7/0x1410
[  147.523708][   T67]  ? lock_acquire+0x134/0x160
[  147.523850][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.523985][   T67]  process_one_work+0xdf8/0x1410
[  147.524129][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.524265][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.524404][   T67]  worker_thread+0x4f1/0xd60
[  147.524546][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.524681][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.524823][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.524957][   T67]  kthread+0x367/0x460
[  147.525059][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.525234][   T67]  ? kthread_affine_node+0x330/0x330
[  147.525371][   T67]  ret_from_fork+0x474/0x6b0
[  147.525506][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.525768][   T67]  ? __switch_to+0x5a3/0xe00
[  147.525909][   T67]  ? kthread_affine_node+0x330/0x330
[  147.526043][   T67]  ret_from_fork_asm+0x11/0x20
[  147.526189][   T67]  </TASK>
[  147.526289][   T67] irq event stamp: 2265337
[  147.526422][   T67] hardirqs last  enabled at (2265345): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.526656][   T67] hardirqs last disabled at (2265352): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.526895][   T67] softirqs last  enabled at (2264812): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.527134][   T67] softirqs last disabled at (2264803): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.527457][   T67] ---[ end trace 0000000000000000 ]---
[  147.527785][   T67] ------------[ cut here ]------------
[  147.527978][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  147.528315][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.528611][   T67] Tainted: [W]=WARN
[  147.528705][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.528870][   T67] Workqueue: netns cleanup_net
[  147.529002][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.529227][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.529679][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  147.529892][   T67] RAX: 00000000ffffffa6 RBX: ff11000004be8900 RCX: 1ff4000000090eaf
[  147.530081][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004be89b8
[  147.530328][   T67] RBP: ff11000016514000 R08: 1fe220000097d138 R09: ff1100000faa0bd0
[  147.530522][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  147.530711][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016601000
[  147.530907][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  147.531179][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.531339][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49004 CR4: 0000000000771ef0
[  147.531530][   T67] PKRU: 55555554
[  147.531624][   T67] Call Trace:
[  147.531719][   T67]  <TASK>
[  147.531787][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  147.531921][   T67]  ? notifier_call_chain+0xb0/0x320
[  147.532047][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  147.532197][   T67]  netif_close_many+0x2ac/0x640
[  147.532326][   T67]  ? __dev_close_many+0x530/0x530
[  147.532453][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  147.532615][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  147.532776][   T67]  ? mark_held_locks+0x40/0x70
[  147.532908][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.533033][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.533241][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.533367][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.533492][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  147.533651][   T67]  ? unregister_netdevice_many+0x20/0x20
[  147.533781][   T67]  default_device_exit_batch+0x38b/0x600
[  147.533913][   T67]  ? unregister_netdev+0x60/0x60
[  147.534039][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.534220][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.534350][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.534475][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.534609][   T67]  cleanup_net+0x431/0x890
[  147.534738][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.534868][   T67]  ? process_one_work+0xdb7/0x1410
[  147.534996][   T67]  ? lock_acquire+0x134/0x160
[  147.535175][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.535303][   T67]  process_one_work+0xdf8/0x1410
[  147.535433][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.535564][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.535695][   T67]  worker_thread+0x4f1/0xd60
[  147.535832][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.535958][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.536086][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.536255][   T67]  kthread+0x367/0x460
[  147.536351][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.536508][   T67]  ? kthread_affine_node+0x330/0x330
[  147.536638][   T67]  ret_from_fork+0x474/0x6b0
[  147.536767][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.536929][   T67]  ? __switch_to+0x5a3/0xe00
[  147.537056][   T67]  ? kthread_affine_node+0x330/0x330
[  147.537189][   T67]  ret_from_fork_asm+0x11/0x20
[  147.537321][   T67]  </TASK>
[  147.537416][   T67] irq event stamp: 2266899
[  147.537545][   T67] hardirqs last  enabled at (2266907): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.537766][   T67] hardirqs last disabled at (2266914): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.538001][   T67] softirqs last  enabled at (2266822): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.538235][   T67] softirqs last disabled at (2266749): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.538454][   T67] ---[ end trace 0000000000000000 ]---
[  147.539749][   T67] ------------[ cut here ]------------
[  147.539900][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  147.540243][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.540555][   T67] Tainted: [W]=WARN
[  147.540654][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.540820][   T67] Workqueue: netns cleanup_net
[  147.540952][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.541125][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.541588][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  147.541748][   T67] RAX: 00000000ffffffa6 RBX: ff11000011c5f700 RCX: 1ff4000000090eaf
[  147.541945][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011c5f7b8
[  147.542140][   T67] RBP: ff11000016601000 R08: 1fe220000238bef8 R09: ff1100000faa0bd0
[  147.542333][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  147.542524][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010ec9000
[  147.542715][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  147.542942][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.543105][   T67] CR2: 00007f2bfb775888 CR3: 000000000bb49004 CR4: 0000000000771ef0
[  147.543299][   T67] PKRU: 55555554
[  147.543395][   T67] Call Trace:
[  147.543488][   T67]  <TASK>
[  147.543557][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  147.543683][   T67]  ? notifier_call_chain+0xb0/0x320
[  147.543816][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  147.543911][   T67]  netif_close_many+0x2ac/0x640
[  147.544038][   T67]  ? __dev_close_many+0x530/0x530
[  147.544173][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  147.544332][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  147.544490][   T67]  ? mark_held_locks+0x40/0x70
[  147.544617][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.544757][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.544921][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.545046][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.545179][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  147.545337][   T67]  ? unregister_netdevice_many+0x20/0x20
[  147.545466][   T67]  default_device_exit_batch+0x38b/0x600
[  147.545598][   T67]  ? unregister_netdev+0x60/0x60
[  147.545728][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.545862][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.545989][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.546121][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.546254][   T67]  cleanup_net+0x431/0x890
[  147.546381][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.546505][   T67]  ? process_one_work+0xdb7/0x1410
[  147.546638][   T67]  ? lock_acquire+0x134/0x160
[  147.546764][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.546897][   T67]  process_one_work+0xdf8/0x1410
[  147.547026][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.547156][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.547286][   T67]  worker_thread+0x4f1/0xd60
[  147.547413][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.547543][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.547671][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.547803][   T67]  kthread+0x367/0x460
[  147.547898][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.548056][   T67]  ? kthread_affine_node+0x330/0x330
[  147.548187][   T67]  ret_from_fork+0x474/0x6b0
[  147.548313][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.548469][   T67]  ? __switch_to+0x5a3/0xe00
[  147.548608][   T67]  ? kthread_affine_node+0x330/0x330
[  147.548735][   T67]  ret_from_fork_asm+0x11/0x20
[  147.548870][   T67]  </TASK>
[  147.548965][   T67] irq event stamp: 2269267
[  147.549089][   T67] hardirqs last  enabled at (2269275): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.549311][   T67] hardirqs last disabled at (2269284): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.549535][   T67] softirqs last  enabled at (2268852): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.549753][   T67] softirqs last disabled at (2268847): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.549974][   T67] ---[ end trace 0000000000000000 ]---
[  147.557692][   T67] ------------[ cut here ]------------
[  147.557840][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  147.558110][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.558396][   T67] Tainted: [W]=WARN
[  147.558492][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.558653][   T67] Workqueue: netns cleanup_net
[  147.558788][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.558959][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.559424][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  147.559587][   T67] RAX: 00000000ffffffa6 RBX: ff11000015c4b8c0 RCX: 1ff4000000090eaf
[  147.559777][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c4b978
[  147.559972][   T67] RBP: ff11000010ec9000 R08: 1fe2200002b89730 R09: ff1100000faa0bd0
[  147.560169][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  147.560360][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[  147.560556][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  147.560776][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.560941][   T67] CR2: 0000555faa067d5c CR3: 0000000013d03002 CR4: 0000000000771ef0
[  147.561135][   T67] PKRU: 55555554
[  147.561231][   T67] Call Trace:
[  147.561327][   T67]  <TASK>
[  147.561393][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  147.561524][   T67]  ? notifier_call_chain+0xb0/0x320
[  147.561652][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  147.561748][   T67]  netif_close_many+0x2ac/0x640
[  147.561896][   T67]  ? __dev_close_many+0x530/0x530
[  147.562025][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  147.562190][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  147.562353][   T67]  ? mark_held_locks+0x40/0x70
[  147.562478][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.562613][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.562768][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.562899][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.563025][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  147.563238][   T67]  ? unregister_netdevice_many+0x20/0x20
[  147.563369][   T67]  default_device_exit_batch+0x38b/0x600
[  147.563501][   T67]  ? unregister_netdev+0x60/0x60
[  147.563632][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.563759][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.563890][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.564019][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.564199][   T67]  cleanup_net+0x431/0x890
[  147.564376][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.564500][   T67]  ? process_one_work+0xdb7/0x1410
[  147.564630][   T67]  ? lock_acquire+0x134/0x160
[  147.564760][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.564893][   T67]  process_one_work+0xdf8/0x1410
[  147.565022][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.565197][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.565327][   T67]  worker_thread+0x4f1/0xd60
[  147.565454][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.565583][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.565710][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.565839][   T67]  kthread+0x367/0x460
[  147.565933][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.566148][   T67]  ? kthread_affine_node+0x330/0x330
[  147.566275][   T67]  ret_from_fork+0x474/0x6b0
[  147.566401][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.566558][   T67]  ? __switch_to+0x5a3/0xe00
[  147.566692][   T67]  ? kthread_affine_node+0x330/0x330
[  147.566827][   T67]  ret_from_fork_asm+0x11/0x20
[  147.566957][   T67]  </TASK>
[  147.567052][   T67] irq event stamp: 2277963
[  147.567247][   T67] hardirqs last  enabled at (2278103): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.567464][   T67] hardirqs last disabled at (2278110): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.567680][   T67] softirqs last  enabled at (2278100): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.567899][   T67] softirqs last disabled at (2277971): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.568167][   T67] ---[ end trace 0000000000000000 ]---
[  147.574191][   T67] ------------[ cut here ]------------
[  147.574315][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  147.574553][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.574830][   T67] Tainted: [W]=WARN
[  147.574928][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.575076][   T67] Workqueue: netns cleanup_net
[  147.575702][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.575917][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.576396][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  147.576551][   T67] RAX: 00000000ffffffa6 RBX: ff11000004d00ac0 RCX: 1ff4000000090ed5
[  147.576728][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d00b78
[  147.576913][   T67] RBP: ff11000010f69000 R08: 1fe22000009a0170 R09: ff1100000faa0bd0
[  147.577094][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  147.577323][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  147.577502][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  147.577718][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.577874][   T67] CR2: 0000555faa067d5c CR3: 000000000bb49003 CR4: 0000000000771ef0
[  147.578054][   T67] PKRU: 55555554
[  147.578192][   T67] Call Trace:
[  147.578282][   T67]  <TASK>
[  147.578344][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  147.578501][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.578656][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.578775][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.578906][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  147.579060][   T67]  default_device_exit_batch+0x38b/0x600
[  147.579228][   T67]  ? unregister_netdev+0x60/0x60
[  147.579349][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.579469][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.579596][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.579715][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.579844][   T67]  cleanup_net+0x431/0x890
[  147.579968][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.580087][   T67]  ? process_one_work+0xdb7/0x1410
[  147.580256][   T67]  ? lock_acquire+0x134/0x160
[  147.580376][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.580498][   T67]  process_one_work+0xdf8/0x1410
[  147.580625][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.580744][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.580874][   T67]  worker_thread+0x4f1/0xd60
[  147.580995][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.581161][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.581283][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.581412][   T67]  kthread+0x367/0x460
[  147.581503][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.581657][   T67]  ? kthread_affine_node+0x330/0x330
[  147.581778][   T67]  ret_from_fork+0x474/0x6b0
[  147.581904][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.582053][   T67]  ? __switch_to+0x5a3/0xe00
[  147.582222][   T67]  ? kthread_affine_node+0x330/0x330
[  147.582343][   T67]  ret_from_fork_asm+0x11/0x20
[  147.582468][   T67]  </TASK>
[  147.582559][   T67] irq event stamp: 2286951
[  147.582679][   T67] hardirqs last  enabled at (2286959): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.582892][   T67] hardirqs last disabled at (2286966): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.583152][   T67] softirqs last  enabled at (2287068): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.583360][   T67] softirqs last disabled at (2286975): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.583576][   T67] ---[ end trace 0000000000000000 ]---
[  147.586438][   T67] ------------[ cut here ]------------
[  147.586578][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  147.586820][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.587092][   T67] Tainted: [W]=WARN
[  147.587192][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.587344][   T67] Workqueue: netns cleanup_net
[  147.587477][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.587640][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.588077][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  147.588237][   T67] RAX: 00000000ffffffa6 RBX: ff11000004d00740 RCX: 1ff4000000090ed5
[  147.588415][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d007f8
[  147.588600][   T67] RBP: ff110000166fc000 R08: 1fe22000009a0100 R09: ff1100000faa0bd0
[  147.588788][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  147.588974][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  147.589170][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  147.589409][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.589571][   T67] CR2: 00007f27eb62d2a0 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  147.589752][   T67] PKRU: 55555554
[  147.589848][   T67] Call Trace:
[  147.589943][   T67]  <TASK>
[  147.590007][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  147.590166][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.590320][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.590441][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.590565][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  147.590719][   T67]  default_device_exit_batch+0x38b/0x600
[  147.590846][   T67]  ? unregister_netdev+0x60/0x60
[  147.590964][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.591091][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.591221][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.591342][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.591464][   T67]  cleanup_net+0x431/0x890
[  147.591589][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.591709][   T67]  ? process_one_work+0xdb7/0x1410
[  147.591834][   T67]  ? lock_acquire+0x134/0x160
[  147.591953][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.592074][   T67]  process_one_work+0xdf8/0x1410
[  147.592201][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.592322][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.592445][   T67]  worker_thread+0x4f1/0xd60
[  147.592572][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.592691][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.592817][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.592937][   T67]  kthread+0x367/0x460
[  147.593027][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.593184][   T67]  ? kthread_affine_node+0x330/0x330
[  147.593310][   T67]  ret_from_fork+0x474/0x6b0
[  147.593440][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.593595][   T67]  ? __switch_to+0x5a3/0xe00
[  147.593716][   T67]  ? kthread_affine_node+0x330/0x330
[  147.593843][   T67]  ret_from_fork_asm+0x11/0x20
[  147.593970][   T67]  </TASK>
[  147.594060][   T67] irq event stamp: 2290627
[  147.594183][   T67] hardirqs last  enabled at (2290637): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.594389][   T67] hardirqs last disabled at (2290644): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.594598][   T67] softirqs last  enabled at (2290568): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.594832][   T67] softirqs last disabled at (2290563): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.595039][   T67] ---[ end trace 0000000000000000 ]---
[  147.596149][   T67] vethB (unregistering): left promiscuous mode
[  147.596409][   T67] ------------[ cut here ]------------
[  147.596530][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  147.596771][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.597045][   T67] Tainted: [W]=WARN
[  147.597147][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.597296][   T67] Workqueue: netns cleanup_net
[  147.597425][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.597582][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.598024][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  147.598938][   T67] RAX: 00000000ffffffa6 RBX: ff11000004d00040 RCX: 1ff4000000090ed5
[  147.599125][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d000f8
[  147.599307][   T67] RBP: ff11000015aa1000 R08: 1fe22000009a0020 R09: ff1100000faa0bd0
[  147.599483][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  147.599665][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  147.599848][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  147.600061][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.600218][   T67] CR2: 00007f27eb62d2a0 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  147.600395][   T67] PKRU: 55555554
[  147.600484][   T67] Call Trace:
[  147.600582][   T67]  <TASK>
[  147.600644][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  147.600802][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.600953][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.601071][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.601199][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  147.601355][   T67]  default_device_exit_batch+0x38b/0x600
[  147.601477][   T67]  ? unregister_netdev+0x60/0x60
[  147.601602][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.601724][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.601851][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.601970][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.602092][   T67]  cleanup_net+0x431/0x890
[  147.602219][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.602339][   T67]  ? process_one_work+0xdb7/0x1410
[  147.602459][   T67]  ? lock_acquire+0x134/0x160
[  147.602598][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.602719][   T67]  process_one_work+0xdf8/0x1410
[  147.602847][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.602977][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.603108][   T67]  worker_thread+0x4f1/0xd60
[  147.603230][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.603352][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.603472][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.603595][   T67]  kthread+0x367/0x460
[  147.603686][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.603839][   T67]  ? kthread_affine_node+0x330/0x330
[  147.603958][   T67]  ret_from_fork+0x474/0x6b0
[  147.604081][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.604235][   T67]  ? __switch_to+0x5a3/0xe00
[  147.604375][   T67]  ? kthread_affine_node+0x330/0x330
[  147.604498][   T67]  ret_from_fork_asm+0x11/0x20
[  147.604626][   T67]  </TASK>
[  147.604715][   T67] irq event stamp: 2294835
[  147.604836][   T67] hardirqs last  enabled at (2294843): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.605041][   T67] hardirqs last disabled at (2294850): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.605260][   T67] softirqs last  enabled at (2294476): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.605468][   T67] softirqs last disabled at (2292945): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.605677][   T67] ---[ end trace 0000000000000000 ]---
[  147.607771][   T67] ------------[ cut here ]------------
[  147.607906][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  147.608624][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.608930][   T67] Tainted: [W]=WARN
[  147.609020][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.609221][   T67] Workqueue: netns cleanup_net
[  147.609369][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.609577][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.610006][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  147.610206][   T67] RAX: 00000000ffffffa6 RBX: ff110000158ce580 RCX: 1ff4000000090ed5
[  147.610397][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158ce638
[  147.610581][   T67] RBP: ff11000016514000 R08: 1fe2200002b19cc8 R09: ff1100000faa0bd0
[  147.610758][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  147.610941][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  147.611170][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  147.611392][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.611547][   T67] CR2: 00007f27eb62d2a0 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  147.611725][   T67] PKRU: 55555554
[  147.611819][   T67] Call Trace:
[  147.611908][   T67]  <TASK>
[  147.611971][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  147.612173][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.612322][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.612442][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.612568][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  147.612721][   T67]  default_device_exit_batch+0x38b/0x600
[  147.612848][   T67]  ? unregister_netdev+0x60/0x60
[  147.612968][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.613090][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.613259][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.613377][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.613507][   T67]  cleanup_net+0x431/0x890
[  147.613632][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.613749][   T67]  ? process_one_work+0xdb7/0x1410
[  147.613876][   T67]  ? lock_acquire+0x134/0x160
[  147.613997][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.614166][   T67]  process_one_work+0xdf8/0x1410
[  147.614289][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.614409][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.614546][   T67]  worker_thread+0x4f1/0xd60
[  147.614666][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.614785][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.614912][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.615032][   T67]  kthread+0x367/0x460
[  147.615171][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.615331][   T67]  ? kthread_affine_node+0x330/0x330
[  147.615449][   T67]  ret_from_fork+0x474/0x6b0
[  147.615573][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.615721][   T67]  ? __switch_to+0x5a3/0xe00
[  147.615845][   T67]  ? kthread_affine_node+0x330/0x330
[  147.615980][   T67]  ret_from_fork_asm+0x11/0x20
[  147.616151][   T67]  </TASK>
[  147.616239][   T67] irq event stamp: 2299251
[  147.616367][   T67] hardirqs last  enabled at (2299259): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.616577][   T67] hardirqs last disabled at (2299266): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.616785][   T67] softirqs last  enabled at (2299240): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.617011][   T67] softirqs last disabled at (2299145): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.617264][   T67] ---[ end trace 0000000000000000 ]---
[  147.618872][   T67] vethA (unregistering): left promiscuous mode
[  147.619242][   T67] ------------[ cut here ]------------
[  147.619379][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/67
[  147.619636][   T67] CPU: 1 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.619935][   T67] Tainted: [W]=WARN
[  147.620032][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.620220][   T67] Workqueue: netns cleanup_net
[  147.620371][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.620546][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.621017][   T67] RSP: 0018:ffa0000000487510 EFLAGS: 00010286
[  147.621192][   T67] RAX: 00000000ffffffa6 RBX: ff110000158cfa80 RCX: 1ff4000000090e68
[  147.621395][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158cfb38
[  147.621587][   T67] RBP: ff11000010c81000 R08: 1fe2200002b19f68 R09: ff1100000faa0bd0
[  147.621788][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  147.621987][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004875a8
[  147.622185][   T67] FS:  0000000000000000(0000) GS:ff1100008d330000(0000) knlGS:0000000000000000
[  147.622410][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.622583][   T67] CR2: 00007ffe875bd828 CR3: 0000000013d03004 CR4: 0000000000771ef0
[  147.622774][   T67] PKRU: 55555554
[  147.622878][   T67] Call Trace:
[  147.622975][   T67]  <TASK>
[  147.623041][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  147.623175][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  147.623273][   T67]  netif_close_many+0x2ac/0x640
[  147.623404][   T67]  ? __dev_close_many+0x530/0x530
[  147.623548][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  147.623709][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  147.623877][   T67]  ? mark_held_locks+0x40/0x70
[  147.624006][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.624172][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.624303][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.624432][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  147.624600][   T67]  ? unregister_netdevice_many+0x20/0x20
[  147.624787][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[  147.624977][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  147.625130][   T67]  hsr_netdev_notify+0x742/0xad0
[  147.625282][   T67]  ? hsr_port_get_hsr+0x150/0x150
[  147.625413][   T67]  notifier_call_chain+0xb0/0x320
[  147.625553][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[  147.625717][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.625882][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.626013][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.626146][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  147.626312][   T67]  default_device_exit_batch+0x38b/0x600
[  147.626442][   T67]  ? unregister_netdev+0x60/0x60
[  147.626586][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.626717][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.626853][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.626984][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.627118][   T67]  cleanup_net+0x431/0x890
[  147.627249][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.627378][   T67]  ? process_one_work+0xdb7/0x1410
[  147.627511][   T67]  ? lock_acquire+0x134/0x160
[  147.627644][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.627774][   T67]  process_one_work+0xdf8/0x1410
[  147.627915][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.628048][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.628186][   T67]  worker_thread+0x4f1/0xd60
[  147.628318][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.628446][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.628580][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.628710][   T67]  kthread+0x367/0x460
[  147.628814][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.628992][   T67]  ? kthread_affine_node+0x330/0x330
[  147.629129][   T67]  ret_from_fork+0x474/0x6b0
[  147.629258][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.629420][   T67]  ? __switch_to+0x5a3/0xe00
[  147.629553][   T67]  ? kthread_affine_node+0x330/0x330
[  147.629682][   T67]  ret_from_fork_asm+0x11/0x20
[  147.629823][   T67]  </TASK>
[  147.629920][   T67] irq event stamp: 2302537
[  147.630051][   T67] hardirqs last  enabled at (2302545): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.630282][   T67] hardirqs last disabled at (2302554): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.630505][   T67] softirqs last  enabled at (2302244): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.630734][   T67] softirqs last disabled at (2302227): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.630964][   T67] ---[ end trace 0000000000000000 ]---
[  147.637009][   T67] ------------[ cut here ]------------
[  147.637165][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  147.637418][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.637736][   T67] Tainted: [W]=WARN
[  147.637836][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.637994][   T67] Workqueue: netns cleanup_net
[  147.638144][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.638313][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.638769][   T67] RSP: 0018:ffa0000000487640 EFLAGS: 00010286
[  147.638936][   T67] RAX: 00000000ffffffa6 RBX: ff11000013d2cc80 RCX: 1ff4000000090e8e
[  147.639130][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d2cd38
[  147.639320][   T67] RBP: ff11000010c81000 R08: 1fe22000027a59a8 R09: ff1100000faa0bd0
[  147.639507][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  147.639697][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  147.639896][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  147.640123][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.640283][   T67] CR2: 0000555faa067d5c CR3: 000000001621c002 CR4: 0000000000771ef0
[  147.640471][   T67] PKRU: 55555554
[  147.640584][   T67] Call Trace:
[  147.640677][   T67]  <TASK>
[  147.640743][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  147.640908][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.641067][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.641199][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.641323][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  147.641481][   T67]  ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[  147.641640][   T67]  ? lockdep_hardirqs_on+0x8c/0x130
[  147.641766][   T67]  hsr_netdev_notify+0x742/0xad0
[  147.641900][   T67]  ? hsr_port_get_hsr+0x150/0x150
[  147.642027][   T67]  notifier_call_chain+0xb0/0x320
[  147.642159][   T67]  unregister_netdevice_many_notify+0xb9e/0x19a0
[  147.642317][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.642472][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.642601][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.642728][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  147.642892][   T67]  default_device_exit_batch+0x38b/0x600
[  147.643021][   T67]  ? unregister_netdev+0x60/0x60
[  147.643151][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.643278][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.643422][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.643550][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.643677][   T67]  cleanup_net+0x431/0x890
[  147.643807][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.643943][   T67]  ? process_one_work+0xdb7/0x1410
[  147.644068][   T67]  ? lock_acquire+0x134/0x160
[  147.644198][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.644326][   T67]  process_one_work+0xdf8/0x1410
[  147.644456][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.644584][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.644714][   T67]  worker_thread+0x4f1/0xd60
[  147.644847][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.644974][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.645107][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.645257][   T67]  kthread+0x367/0x460
[  147.645362][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.645523][   T67]  ? kthread_affine_node+0x330/0x330
[  147.645650][   T67]  ret_from_fork+0x474/0x6b0
[  147.645775][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.645965][   T67]  ? __switch_to+0x5a3/0xe00
[  147.646090][   T67]  ? kthread_affine_node+0x330/0x330
[  147.646222][   T67]  ret_from_fork_asm+0x11/0x20
[  147.646352][   T67]  </TASK>
[  147.646445][   T67] irq event stamp: 2310333
[  147.646573][   T67] hardirqs last  enabled at (2310341): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.646809][   T67] hardirqs last disabled at (2310348): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.647050][   T67] softirqs last  enabled at (2309900): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.647274][   T67] softirqs last disabled at (2309895): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.647490][   T67] ---[ end trace 0000000000000000 ]---
[  147.648353][   T67] ------------[ cut here ]------------
[  147.648474][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  147.648714][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.648989][   T67] Tainted: [W]=WARN
[  147.649083][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.649252][   T67] Workqueue: netns cleanup_net
[  147.649377][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.649537][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.649969][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  147.650126][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a89a80 RCX: 1ff4000000090ed5
[  147.650305][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a89b38
[  147.650484][   T67] RBP: ff11000016601000 R08: 1fe2200002b51368 R09: ff1100000faa0bd0
[  147.650667][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  147.650864][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  147.651043][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  147.651939][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.652093][   T67] CR2: 0000555faa067d5c CR3: 000000001621c002 CR4: 0000000000771ef0
[  147.652285][   T67] PKRU: 55555554
[  147.652375][   T67] Call Trace:
[  147.652470][   T67]  <TASK>
[  147.652537][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  147.652690][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.652858][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.652980][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.653109][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  147.653266][   T67]  default_device_exit_batch+0x38b/0x600
[  147.653386][   T67]  ? unregister_netdev+0x60/0x60
[  147.653507][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.653650][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.653771][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.653898][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.654020][   T67]  cleanup_net+0x431/0x890
[  147.654152][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.654274][   T67]  ? process_one_work+0xdb7/0x1410
[  147.654402][   T67]  ? lock_acquire+0x134/0x160
[  147.654525][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.654650][   T67]  process_one_work+0xdf8/0x1410
[  147.654772][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.654903][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.655029][   T67]  worker_thread+0x4f1/0xd60
[  147.655156][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.655279][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.655400][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.655524][   T67]  kthread+0x367/0x460
[  147.655616][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.655767][   T67]  ? kthread_affine_node+0x330/0x330
[  147.655913][   T67]  ret_from_fork+0x474/0x6b0
[  147.656044][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.656199][   T67]  ? __switch_to+0x5a3/0xe00
[  147.656319][   T67]  ? kthread_affine_node+0x330/0x330
[  147.656450][   T67]  ret_from_fork_asm+0x11/0x20
[  147.656580][   T67]  </TASK>
[  147.656671][   T67] irq event stamp: 2312427
[  147.656790][   T67] hardirqs last  enabled at (2312435): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.657007][   T67] hardirqs last disabled at (2312442): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.657220][   T67] softirqs last  enabled at (2312118): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.657427][   T67] softirqs last disabled at (2311133): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.657638][   T67] ---[ end trace 0000000000000000 ]---
[  147.658892][   T67] ------------[ cut here ]------------
[  147.659026][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/67
[  147.659292][   T67] CPU: 3 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.659565][   T67] Tainted: [W]=WARN
[  147.659658][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.659820][   T67] Workqueue: netns cleanup_net
[  147.659945][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.660109][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.660550][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  147.660701][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a88c80 RCX: 1ff4000000090ed5
[  147.660894][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a88d38
[  147.661073][   T67] RBP: ff11000010ec9000 R08: 1fe2200002b511a8 R09: ff1100000faa0bd0
[  147.661266][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  147.661451][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  147.661636][   T67] FS:  0000000000000000(0000) GS:ff1100008d430000(0000) knlGS:0000000000000000
[  147.661850][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.662000][   T67] CR2: 0000555faa067d5c CR3: 000000001621c002 CR4: 0000000000771ef0
[  147.662218][   T67] PKRU: 55555554
[  147.662320][   T67] Call Trace:
[  147.662412][   T67]  <TASK>
[  147.662476][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  147.662635][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.662785][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.662936][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.663056][   T67]  ? unregister_netdevice_queue+0x6a/0x470
[  147.663215][   T67]  default_device_exit_batch+0x38b/0x600
[  147.663362][   T67]  ? unregister_netdev+0x60/0x60
[  147.663483][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.663609][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.663735][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.663859][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.663982][   T67]  cleanup_net+0x431/0x890
[  147.664110][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.664232][   T67]  ? process_one_work+0xdb7/0x1410
[  147.664354][   T67]  ? lock_acquire+0x134/0x160
[  147.664477][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.664601][   T67]  process_one_work+0xdf8/0x1410
[  147.664725][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.664860][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.664985][   T67]  worker_thread+0x4f1/0xd60
[  147.665110][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.665230][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.665350][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.665470][   T67]  kthread+0x367/0x460
[  147.665565][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.665713][   T67]  ? kthread_affine_node+0x330/0x330
[  147.665838][   T67]  ret_from_fork+0x474/0x6b0
[  147.665959][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.666112][   T67]  ? __switch_to+0x5a3/0xe00
[  147.666234][   T67]  ? kthread_affine_node+0x330/0x330
[  147.666354][   T67]  ret_from_fork_asm+0x11/0x20
[  147.666479][   T67]  </TASK>
[  147.666572][   T67] irq event stamp: 2315175
[  147.666691][   T67] hardirqs last  enabled at (2315183): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.666905][   T67] hardirqs last disabled at (2315190): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.667120][   T67] softirqs last  enabled at (2314716): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  147.667330][   T67] softirqs last disabled at (2314714): [<ffffffffa51eff6b>] __alloc_skb+0x4cb/0x600
[  147.667541][   T67] ---[ end trace 0000000000000000 ]---
[  147.704445][   T67] ------------[ cut here ]------------
[  147.704639][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  147.704879][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.705174][   T67] Tainted: [W]=WARN
[  147.705267][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.705416][   T67] Workqueue: netns cleanup_net
[  147.705546][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.705705][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.706144][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[  147.706295][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a88580 RCX: 1ff4000000090eed
[  147.706487][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a88638
[  147.706666][   T67] RBP: ff1100000f314000 R08: 1fe2200002b510c8 R09: ff1100000faa0bd0
[  147.706845][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  147.707019][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  147.707201][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  147.707409][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.707572][   T67] CR2: 00007f82d6803620 CR3: 000000001320f003 CR4: 0000000000771ef0
[  147.707751][   T67] PKRU: 55555554
[  147.707900][   T67] Call Trace:
[  147.707986][   T67]  <TASK>
[  147.708047][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  147.708206][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.708352][   T67]  ? queue_rcu_work+0x7c/0xa0
[  147.708471][   T67]  ? ipmr_free_table+0x12e/0x2a0
[  147.708597][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.708713][   T67]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  147.708838][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.708956][   T67]  ops_undo_list+0x615/0x8f0
[  147.709077][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.709201][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.709321][   T67]  cleanup_net+0x431/0x890
[  147.709451][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.709577][   T67]  ? process_one_work+0xdb7/0x1410
[  147.709695][   T67]  ? lock_acquire+0x134/0x160
[  147.709817][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.709939][   T67]  process_one_work+0xdf8/0x1410
[  147.710060][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.710183][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.710306][   T67]  worker_thread+0x4f1/0xd60
[  147.710425][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.710559][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.710678][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.710801][   T67]  kthread+0x367/0x460
[  147.710893][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.711041][   T67]  ? kthread_affine_node+0x330/0x330
[  147.711169][   T67]  ret_from_fork+0x474/0x6b0
[  147.711300][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.711448][   T67]  ? __switch_to+0x5a3/0xe00
[  147.711580][   T67]  ? kthread_affine_node+0x330/0x330
[  147.711702][   T67]  ret_from_fork_asm+0x11/0x20
[  147.711831][   T67]  </TASK>
[  147.711920][   T67] irq event stamp: 2322401
[  147.712046][   T67] hardirqs last  enabled at (2322409): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.712256][   T67] hardirqs last disabled at (2322418): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.712470][   T67] softirqs last  enabled at (2322218): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.712678][   T67] softirqs last disabled at (2322213): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.712885][   T67] ---[ end trace 0000000000000000 ]---
[  147.723231][   T67] ------------[ cut here ]------------
[  147.723377][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  147.723628][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.723916][   T67] Tainted: [W]=WARN
[  147.724011][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.724175][   T67] Workqueue: netns cleanup_net
[  147.724316][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.724480][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.724932][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[  147.725096][   T67] RAX: 00000000ffffffa6 RBX: ff11000015a88e40 RCX: 1ff4000000090eaf
[  147.725287][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a88ef8
[  147.725473][   T67] RBP: ff1100001324c000 R08: 1fe2200002b511e0 R09: ff1100000faa0bd0
[  147.725662][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  147.725850][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[  147.726035][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  147.726265][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.726420][   T67] CR2: 00007f660ae39680 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  147.726617][   T67] PKRU: 55555554
[  147.726709][   T67] Call Trace:
[  147.726811][   T67]  <TASK>
[  147.726875][   T67]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  147.727001][   T67]  rtmsg_ifinfo+0x5c/0xb0
[  147.727103][   T67]  netif_close_many+0x2ac/0x640
[  147.727229][   T67]  ? lock_acquire+0x134/0x160
[  147.727352][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.727479][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.727623][   T67]  ? __dev_close_many+0x530/0x530
[  147.727747][   T67]  ? netif_close_many_and_unlock+0x22/0x2c0
[  147.727904][   T67]  unregister_netdevice_many_notify+0x671/0x19a0
[  147.728059][   T67]  ? mutex_is_locked+0x1c/0x50
[  147.728189][   T67]  ? rtnl_is_locked+0x15/0x20
[  147.728324][   T67]  ? default_device_exit_net+0x78/0x7b0
[  147.728448][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.728609][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.728734][   T67]  default_device_exit_batch+0x38b/0x600
[  147.728864][   T67]  ? unregister_netdev+0x60/0x60
[  147.728991][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.729122][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.729254][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.729377][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.729503][   T67]  cleanup_net+0x431/0x890
[  147.729631][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.729755][   T67]  ? process_one_work+0xdb7/0x1410
[  147.729896][   T67]  ? lock_acquire+0x134/0x160
[  147.730018][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.730190][   T67]  process_one_work+0xdf8/0x1410
[  147.730317][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.730441][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.730573][   T67]  worker_thread+0x4f1/0xd60
[  147.730697][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.730827][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.730955][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.731079][   T67]  kthread+0x367/0x460
[  147.731189][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.731344][   T67]  ? kthread_affine_node+0x330/0x330
[  147.731469][   T67]  ret_from_fork+0x474/0x6b0
[  147.731598][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.731755][   T67]  ? __switch_to+0x5a3/0xe00
[  147.731894][   T67]  ? kthread_affine_node+0x330/0x330
[  147.732041][   T67]  ret_from_fork_asm+0x11/0x20
[  147.732183][   T67]  </TASK>
[  147.732277][   T67] irq event stamp: 2323967
[  147.732401][   T67] hardirqs last  enabled at (2323975): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.732643][   T67] hardirqs last disabled at (2323982): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.732903][   T67] softirqs last  enabled at (2323832): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.733124][   T67] softirqs last disabled at (2323827): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.733338][   T67] ---[ end trace 0000000000000000 ]---
[  147.734328][   T67] ------------[ cut here ]------------
[  147.734454][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/67
[  147.734693][   T67] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  147.734994][   T67] Tainted: [W]=WARN
[  147.735085][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.735706][   T67] Workqueue: netns cleanup_net
[  147.735838][   T67] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  147.736043][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
[  147.736534][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[  147.736684][   T67] RAX: 00000000ffffffa6 RBX: ff110000160c5e00 RCX: 1ff4000000090ed5
[  147.736897][   T67] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000160c5eb8
[  147.737074][   T67] RBP: ff1100001324c000 R08: 1fe2200002c18bd8 R09: ff1100000faa0bd0
[  147.737295][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  147.737475][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  147.737659][   T67] FS:  0000000000000000(0000) GS:ff1100008d2b0000(0000) knlGS:0000000000000000
[  147.737907][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  147.738056][   T67] CR2: 00007f660ae39680 CR3: 000000000bb49001 CR4: 0000000000771ef0
[  147.738240][   T67] PKRU: 55555554
[  147.738344][   T67] Call Trace:
[  147.738434][   T67]  <TASK>
[  147.738498][   T67]  unregister_netdevice_many_notify+0x12ca/0x19a0
[  147.738654][   T67]  ? unregister_netdevice_queued+0x80/0x80
[  147.738812][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.738933][   T67]  default_device_exit_batch+0x38b/0x600
[  147.739052][   T67]  ? unregister_netdev+0x60/0x60
[  147.739179][   T67]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  147.739301][   T67]  ops_undo_list+0x2ce/0x8f0
[  147.739426][   T67]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  147.739549][   T67]  ? __lock_release.isra.0+0x6b/0x1a0
[  147.739670][   T67]  cleanup_net+0x431/0x890
[  147.739788][   T67]  ? net_passive_dec+0x1c0/0x1c0
[  147.739911][   T67]  ? process_one_work+0xdb7/0x1410
[  147.740031][   T67]  ? lock_acquire+0x134/0x160
[  147.740156][   T67]  ? rcu_is_watching+0x15/0xd0
[  147.740279][   T67]  process_one_work+0xdf8/0x1410
[  147.740401][   T67]  ? pwq_dec_nr_in_flight+0x710/0x710
[  147.740524][   T67]  ? lock_acquire.part.0+0xbc/0x260
[  147.740647][   T67]  worker_thread+0x4f1/0xd60
[  147.740766][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.740895][   T67]  ? __kthread_parkme+0xbd/0x210
[  147.741017][   T67]  ? rescuer_thread+0x1320/0x1320
[  147.741140][   T67]  kthread+0x367/0x460
[  147.741232][   T67]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  147.741390][   T67]  ? kthread_affine_node+0x330/0x330
[  147.741511][   T67]  ret_from_fork+0x474/0x6b0
[  147.741633][   T67]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  147.741781][   T67]  ? __switch_to+0x5a3/0xe00
[  147.741907][   T67]  ? kthread_affine_node+0x330/0x330
[  147.742027][   T67]  ret_from_fork_asm+0x11/0x20
[  147.742155][   T67]  </TASK>
[  147.742244][   T67] irq event stamp: 2328809
[  147.742371][   T67] hardirqs last  enabled at (2328817): [<ffffffffa376607a>] __up_console_sem+0x5a/0x70
[  147.742580][   T67] hardirqs last disabled at (2328824): [<ffffffffa376605f>] __up_console_sem+0x3f/0x70
[  147.742785][   T67] softirqs last  enabled at (2328492): [<ffffffffa35d0401>] handle_softirqs+0x611/0x940
[  147.743000][   T67] softirqs last disabled at (2328407): [<ffffffffa35d08a3>] __irq_exit_rcu+0x103/0x1c0
[  147.743212][   T67] ---[ end trace 0000000000000000 ]---